CN100469624C - Electronic steering pipe post locking device its control method - Google Patents
Electronic steering pipe post locking device its control method Download PDFInfo
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- CN100469624C CN100469624C CNB2006101610467A CN200610161046A CN100469624C CN 100469624 C CN100469624 C CN 100469624C CN B2006101610467 A CNB2006101610467 A CN B2006101610467A CN 200610161046 A CN200610161046 A CN 200610161046A CN 100469624 C CN100469624 C CN 100469624C
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- aforementioned
- escl
- locking plate
- locking
- control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
- B60R25/021—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch
- B60R25/0215—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch using electric means, e.g. electric motors or solenoids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
- B60R25/021—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
Abstract
The invention relates to a electronic column lock unit (ESCL) for vehicle and its control method. The invention including a backup segment fixing relieve (unlocking) state of locking plate of steering-axis, plurality of Hall sensors for testing position of the locking plate and backup segment. Comparing present state of ESCL and control state of accepted ESCL with the position data of the Hall sensors to verify if locking/unlocking action of the ESCL device is carried out indeed, moreover also receiving enable signal to prevent generating malfunction when ESCL effected by external electronic noise.
Description
Technical field
The present invention relates to a kind of electronic steering pipe post locking device (ESCL) and control method thereof that is applicable to vehicle, the present invention includes and to fix the block of being fixed with releasing (release) state of locking plate and a plurality of Hall elements that can detect aforementioned locking plate and stop location to steering shaft.According to the location information of aforementioned Hall element and the more current ESCL state and the ESCL state of a control of receiving, and then whether the locking/unlocking action of checking ESCL device carried out really, also receives enable signal (enablesignal) in addition and occur misoperation to prevent ESCL because being subjected to the influence of external electrical noise.
Background technology
With the side of steering column key mechanism (key set) can be installed usually at vehicle, after aforementioned key mechanism of key (Key) insertion and rotation, just can regulate the power supply supply of vehicle launch and peripheral equipment.
Stolen in order to prevent vehicle, as long as extract key from key mechanism, locking plate (LockPlate) will move and insert slot (Slot) lining that is positioned at steering column (Steering Column) in-to-in steering shaft (Steering Shaft), and then has suppressed to be connected the rotatablely moving of wheel flutter (Steering Wheel) of steering shaft.
At this moment, lock ring (Lock Ring) has been installed on the outer cylinder of aforementioned steering shaft, has been had the slot that can insert aforementioned locking plate on the outer cylinder of aforementioned lock ring.When aforementioned locking plate inserts the slot of lock ring, just can limit rotatablely moving of steering shaft.In order to prevent that aforementioned wheel flutter rotation from excessively causing the situation generation that locking plate and lock ring are impaired and unclamp steering shaft, spacer ring (Tolerance Ring) has been installed between aforementioned lock ring and steering shaft, when passing on rotational force to surpass particular value, will have been allowed to slide between lock ring and the steering shaft.
The present invention relates to a kind of steering column lock (SCL) controller that can control locking plate (Lock Plate) turnover action.The mode of existing machinery formula steering column lock (MSCL:Mechanical Steering Lock) controller that the past is relatively commonly used is, utilizes the key that inserts in the key mechanism to be rotated motion and controls the turnover action of aforementioned locking plate.But recently along with the engine starting method from inserting and after rotation (ROTARY) mode of rotating machinery formula key converts the eletric button mode to, using the essentiality of electric signal Control of Automobile handle motion to be gazed at gradually.That is to say that electronic steering pipe post lock (ESCL:Electric Steering Column Lock) controller uses instruments such as electromotor for the turnover action of controlling locking plate.
Be responsible for the steering shaft of wheel flutter motion in aforementioned electric minor steering column lock (ESCL) device and control, therefore can be subjected to the influence of external electrical noise and misoperation occurs by electric signal.Misoperation appears in the ESCL device when vehicle ' may cause large-scale traffic accident, and therefore developing a kind of failure-free ESCL device and control method thereof becomes the problem with urgency.
Summary of the invention
In order to solve the aforesaid drawbacks of prior art, the purpose of this invention is to provide a kind of electronic steering pipe post locking device (ESCL), aforementioned means is in order to prevent that causing steering shaft to fix from the exterior physical impact of aforementioned means breaks away from without authorization with locking plate, the fixedly block of locking plate also has been installed except locking plate; For whether the locking/unlocking action of verifying aforementioned locking plate correctly installs a plurality of Hall elements; In order to prevent that locking plate from misoperation occurring because of the influence that is subjected to outside or internal electron noise, imports enable signal separately; And only the time just supply power supply in action for the influence that reduces interior noise as far as possible.
Another object of the present invention provides the control method of a kind of electronic steering pipe post locking device (ESCL), aforementioned control method is only supplied power supply and is caused the misoperation of ESCL to avoid improper surge when ESCL moves, verify at the feedback information of ESCL state of a control information of receiving and Hall element whether the locking/unlocking action to judge locking plate is correct, in order to prevent that the ESCL device from misoperation occurring because being subjected to the influence of electronic noise, only when the enable signal of receiving extra enable signal or being subjected to is consistent with control signal, could carry out the releasing action of locking plate.
Description of drawings
Fig. 1 is the summary composition diagram of ESCL device of the present invention,
Fig. 2 is an ESCL control unit diagram of block of the present invention,
Fig. 3 is the structure diagram of block of PPM of the present invention (Power Management Module),
Fig. 4 is that locking plate of the present invention is removed process flow diagram flow chart,
Fig. 5 is a locking plate locking process diagram of circuit of the present invention.
The explanation of accompanying drawing basic symbol
1:ESCL device 3: steering shaft
10: key switch module 11: key
13: portable terminal 15: detecting sensor
30: car owner's authentication module 33:PMM
60:ESCL control unit 71: locking plate
75: block 81,82,83: Hall element
The specific embodiment
In order to realize aforementioned purpose, electronic steering pipe post locking device provided by the invention comprises: the key switch module that can generate detection signal when automobile key or portable terminal are inserted into or remove; Can be according to the detection signal of aforementioned key switch module and at the automobile key that inserts or pull out or car owner's authentication module of carrying out authentication step of portable terminal; The locking plate that rotatablely moves (Locking plate) with physics mode restriction steering shaft; And the turnover action of can electric means controlling aforementioned locking plate, it is characterized in that:
Comprise: the block (Stopper) that the chase unit of aforementioned locking plate is installed and can be inserted with orthogonal manner; Form the block driven tool that also aforementioned block is moved back and forth by gear and CD-ROM drive motor; Can detect a plurality of Hall elements of aforementioned locking plate and stop location; And the block actuator that can control aforementioned block CD-ROM drive motor, can prevent that aforementioned locking plate breaks away from without authorization because being subjected to exterior physical impact.
Aforementioned ESCL control unit of the present invention comprises: the locking plate actuator that can control the CD-ROM drive motor of aforementioned locking plate; The block actuator that can control the CD-ROM drive motor of aforementioned block; The a plurality of Hall element interfaces that connect aforementioned a plurality of Hall elements; The internal memory that locking plate that can detect aforementioned Hall element and stop location information are stored; The power supply unit of supply power supply; Reception is from first interface of the locking/unlocking control signal of aforementioned car owner's authentication module; Reception is from the 3rd interface of the detection signal of aforementioned key switch module; Reception is from second interface of the enable signal of external module; And the Central Processing Unit (CPU) that can control whole aforementioned ESCL control unit.
Aforementioned key switch module comprises: the ignition detector that can generate detection signal when inserting/pulling out entrained key of car owner or portable terminal or pressing start button.
Aforementioned car owner's authentication module comprises: the portable terminal that the car owner carries; The fixed terminal that uses LF/RF wireless frequency and aforementioned portable terminal to carry out two way communication; And according to puing question to signal to aforementioned fixed terminal request low frequency from the detection signal of aforementioned ignition detector, and, have only by sending the power management module (PMM) of locking/unlocking control signal after car owner's authentication to aforementioned ESCL control unit at resolving and carry out car owner's authentication functions from the ID code in the high frequency response signal of aforementioned portable terminal.
The aforementioned power source administration module with can accept that brake pedal, side are stopped, the PCM of information signals such as shift position and car speed is electrically connected.
Aforementioned ESCL control unit also has can be for the Hall element power supply of aforementioned Hall element supply power supply, even aforementioned internal memory is the EEPROM that the power supply crested also can store the locking plate location information.
Electronic steering pipe post locking device control method of the present invention, electronic steering pipe post locking device comprises: the ignition detector that can generate detection signal when automobile key or portable terminal are inserted into or remove; The locking plate that rotatablely moves (Lock plate) with physics mode restriction steering shaft; Be installed in the block (Stopper) of aforementioned locking plate at orthogonal directions in order to prevent aforementioned locking plate to break away from without authorization; Can detect a plurality of Hall elements of aforementioned locking plate and stop location; For detection signal, utilize two-way wireless communication mode between fixed terminal and the portable terminal to carry out car owner's authentication functions and generate the power management module (PMM) of locking/unlocking control signal from aforementioned ignition detector; Connect aforementioned PMM and receive that brake pedal, side are stopped, the PCM of information signal such as shift position and car speed; And by can receive first interface from the locking/unlocking control signal of aforementioned PMM, can receive from external module (example: second interface of enable signal PASE) and can store the ESCL control unit of being formed and can be controlled the CD-ROM drive motor of aforementioned locking plate and block by the internal memory of the detected location information of aforementioned Hall element is characterized in that:
After receiving the detection signal of aforementioned ignition detector, by power supply unit is aforementioned ESCL control unit supply power supply, at comparing from the location information of aforementioned Hall element and ESCL state of a control (locking/unlocking control signal) from aforementioned PMM, if current ESCL state is consistent with the ESCL state of a control of receiving, then stop power supply to the ESCL control unit to prevent the N/R electronic noise.
Another feature of ESCL apparatus control method of the present invention is: have only by aforementioned second interface input enable signal or could drive the CD-ROM drive motor of aforementioned locking plate and block by the enable signal of aforementioned second interface input when consistent with the locking/unlocking control signal of importing by aforementioned first interface.
Another feature of ESCL apparatus control method of the present invention is: at comparing from the locking plate of aforementioned Hall element and stop location information and locking/unlocking control signal from aforementioned PMM, if inconsistent then carry out the locking/unlocking control signal repeatedly, can carry out the locking/unlocking action of locking plate and block exactly.
Another feature of ESCL apparatus control method of the present invention is: the various information according to aforementioned PCM input judge whether just under steam vehicle, if vehicle just under steam then finish the execution of lock control signal, could be carried out lock control signal in the time of only in not travelling.
Below in conjunction with drawings and Examples electronic steering pipe post locking device of the present invention is described further.
At first, Fig. 1 is the summary composition diagram of electronic steering pipe post lock of the present invention (ESCL) device.As shown in the figure, electronic steering pipe post locking device of the present invention (hereinafter to be referred as " ESCL device ") (1) comprising: key switch module (10), car owner's authentication module (30) and steering column lock module (50).
Aforementioned key switch module (10) is a kind of key mechanism that is positioned at the steering column side, comprising: can insert key groove (12), the push-press type start button (13) of key (11) that the car owner carries or portable terminal (31) and can detect the ignition detector (15) whether key (11) inserts aforementioned key groove (12) or do not press aforementioned start button (13).
Aforementioned car owner's authentication module (30) can verify that whether the key (11) that inserts aforementioned key groove (12) is correct key or press or whether the user of aforementioned start button (13) is the car owner that it comprises: the portable terminal that the car owner carries (31); The fixed terminal (32) that carries out two way communication with aforementioned portable terminal (31); And at puing question to signal to aforementioned fixed terminal (32) request low frequency from the detection signal of aforementioned ignition detector (15), and, have only by just sending the power management module (PMM) (33) of locking/unlocking control signal after car owner's authentication to aforementioned ESCL control unit (60) to resolving and carry out car owner's authentication functions from the ID code in the high frequency response signal of aforementioned portable terminal (31).
Aforementioned power source administration module (33) comprising: have only just to allow the engine anti-theft device (Immobiliser) (34) of Control Engine with the performance anti-theft feature after car owner's authentication finishes; And can receive that brake pedal, side are stopped, the PCM (35) of the information signal of shift position and car speed etc.
For convenience's sake, aforementioned steering column lock module (50) can be divided into: with physics mode fixedly the steering shaft fixed cell (70) of steering shaft (3) and the ESCL control unit (60) of controlling aforementioned locking plate and block.
Aforementioned steering shaft fixed cell (70) comprising: the locking plate that rotatablely moves (Lock plate) (71) of restriction steering shaft (3); Form and can order about the locking plate driven tool (72) that aforementioned locking plate (71) is done turnover action by gear and CD-ROM drive motor; Can prevent the block (Stopper) (75) that aforementioned locking plate (71) breaks away from without authorization or locks; The block driven tool (76) that can order about that aforementioned block (75) moves and form by gear and CD-ROM drive motor; Can detect the release Hall element (81) of the unlocked position of aforementioned locking plate (71); Can detect the locking Hall element (82) of the latched position of aforementioned locking plate (71); And the block Hall element (83) that can detect aforementioned block (75) position.
The configuration mode of aforementioned locking plate (71) allows its front end can insert the chase unit (4) of steering shaft (3) outer cylinder, the configuration mode of aforementioned block (75) allows its front end to insert to be positioned at the chase unit (8) of aforementioned locking plate (71) one sides, and with the orthogonal thereto state of aforementioned locking plate (71).Aforementioned locking plate driven tool (72) comprising: the worm gear (74) that combines with the S. A. of locking plate CD-ROM drive motor (73); And interlock be positioned at the tooth bar (rack) (175) of aforementioned locking plate one side and the horizontal gear (75) of aforementioned worm gear (74).Aforementioned block driven tool (76) also comprises: the worm gear (78) that combines with the S. A. of block CD-ROM drive motor (77); And interlock the horizontal gear (79) of the tooth bar of aforementioned block (177) and aforementioned worm gear (78).
As previously mentioned, ESCL device of the present invention (1) is except the locking plate (71) of fixing steering shaft (3), also have the block (75) that can make aforementioned locking plate (71) fixing, can prevent that aforementioned locking plate (71) is because of being subjected to exterior physical impact and breaking away from without authorization or lock (Lock).
Aforementioned ESCL control unit (60) comprising: as shown in Figure 2, can control the locking plate actuator (61) of aforementioned locking plate CD-ROM drive motor (73); Can control the block actuator (62) of aforementioned block CD-ROM drive motor (77); Each the Hall element interface (181) (182) (183) that connects aforementioned Hall element (81) (82) (83); The internal memory (63) that can be stored the ESCL location information that aforementioned Hall element (81) (82) (83) detects; Power supply unit (64) for aforementioned ESCL control unit (60) supply power supply; Can control first interface (65) to the data communication of external module (example: PMM (33)); Can control external module (example: the 3rd interface (66) of input and output key switch (10)); Can control input and output second interface (166) of external module (example: PASE (20)); And can control whole aforementioned ESCL control unit (60), and the Central Processing Unit (CPU) (67) that can compare the information that is stored in internal memory (63) and the information of receiving by interface.
ESCL control unit of the present invention (60) is except having first interface (65) that connects aforementioned PMM (33), second interface (166) that also has connection PASE (20), have only by the enable signal of aforementioned second interface (166) input enable signal (Enable Signal) or input and could control aforementioned locking plate (71) when consistent, and then prevented to make the situation of aforementioned locking plate (71) misoperation because of the bad command that the external electrical noise causes with the control signal of aforementioned PMM (33).Aforementioned PASE refers to, and can automatically lock/separate the passive car door/starter controller that locks door and start/stop engine.Yet,, all allow to use as long as can import the instrument of enable signal for the instrument of ESCL control unit of the present invention (60) input enable signal is not limited thereto.
ESCL control unit of the present invention (60) is except aforementioned power source supply (64), also have the preparation battery (68) of the pre-stand by power source of supply and can be the Hall element power supply (69) of Hall element (81) (82) (83) supply power supply, even therefore covered the current state that the power supply of power supply unit (64) also can be monitored ESCL by Hall element.Aforementioned internal memory (63) is EEPROM, even the power supply crested also can store the location information of locking plate.As previously mentioned, ESCL control unit of the present invention (60) not only can store by the detected ESCL state of aforementioned Hall element (81) (82) (83), can also be to comparing and make aforementioned locking plate and block correctly to be moved from the ESCL state of a control of aforementioned PMM (33) and current ESCL state.
Fig. 3 is the general block diagram of power management module of the present invention (PMM:Power ManagementModule).As shown in the figure, aforementioned power source administration module (PMM) (33) comprising: receive first interface (131) from the detection signal of aforementioned ignition detector (15); With aforementioned ESCL control unit (50) and engine anti-theft device controller (132) bonded assembly second interface (133); Detection signal from aforementioned first interface (131) is transferred to aforementioned fixation formula terminal (32), and the 3rd interface (134) that is transmitted from the ID code of aforementioned portable terminal (31); The 4th interface (135) that can be electrically connected with aforementioned PCM (35); To compare and simultaneously the locking/unlocking control signal be transferred to the Central Processing Unit (CPU) (136) of aforementioned engine anti-theft device controller (132) and aforementioned ESCL control unit (50) from the ID code of aforementioned fixation formula terminal (32) and the ID code that is stored in internal memory (137).Information signals such as in addition, aforementioned PCM (35) receives from the outside that brake pedal, side are stopped, shift position and car speed.
Diagram of circuit below in conjunction with Fig. 4 and Fig. 5 is described further ESCL apparatus control method of the present invention.
At first, the process of locking plate (71) from steering shaft (3) release (Unlock) is described further.
When the car owner who holds aforementioned portable terminal (31) inserts key groove (12) key (11) or presses start button (13), ignition detector (15) will detect aforementioned activities (step 110).ESCL control unit (50) will be according to the detection signal of aforementioned ignition detector (15) and is accepted power supply (step 120) from power supply unit (64).Aforementioned PMM (33) then sets up two way communication at the detection signal of ignition detector (15) between aforementioned fixation formula terminal (32) and portable terminal (31), then the ID code from portable terminal (31) is compared and carry out car owner's authentication functions (step 130) with the ID code that has stored.
After car owner's authentication is finished, aforementioned PMM (33) will send the release control signal to ESCL control unit (50).After aforementioned ESCL control unit (50) is received the release control signal, with the enable signal of checking the enable signal whether imported PASE or input and release control signal whether consistent (step 150).When the enable signal of input was consistent with the release control signal, aforementioned ESCL control unit (50) moved to unlocked position (step 160) with the controlling and driving motor and locking plate (71) and block (75).
Then, aforementioned ESCL control unit (50) is to the location information (step 170) of each Hall element request locking plate (71) with block (75), after aforementioned ESCL control unit (50) is received location information from each Hall element, to current ESCL state with compare from the ESCL state of a control of PMM (33), if current ESCL state is inconsistent with the ESCL state of a control of receiving, then carry out repeatedly ESCL unlocking request step up to current ESCL state with till the ESCL state of a control of receiving is consistent, both unanimities represent that then locking plate (71) acts on the steering shaft (3) exactly, therefore can cover the power supply (step 190) of aforementioned power source supply (64).
Below in conjunction with Fig. 5 the process of locking plate (71) locking (Lock) steering shaft (3) is described further.
The car owner who holds aforementioned portable terminal (31) is when key groove (12) is extracted key (11) or pressed start button (13) (stopping), and the ignition detector (15) that is positioned at aforementioned key switch module (10) will detect aforementioned activities (step 210).ESCL control unit (50) will be according to the detection signal of aforementioned ignition detector (15) and is accepted power supply (step 220) from power supply unit (64).Aforementioned PMM (33) then sets up two way communication at the detection signal of ignition detector (15) between aforementioned fixation formula terminal (32) and portable terminal (31), then the ID code from portable terminal (31) is compared and carry out car owner's authentication functions (step 230) with the ID code that has stored.
After having carried out aforementioned car owner's authentication functions, whether just under steam aforementioned PMM (33) will be according to judge vehicle (step 240) from the various information of PCM (35), if vehicle is just under steam then finish, if vehicle do not travel in to aforementioned ESCL control unit (50) transmission lock control signal (step 250).Whether the enable signal that the aforementioned ESCL control unit (50) of receiving lock control signal will be checked the enable signal of whether having imported PASE or input and lock control signal consistent (step 260).When the enable signal of input was consistent with lock control signal, aforementioned ESCL control unit (50) moved to latched position (step 270) with the controlling and driving motor and locking plate (71) and block (75).
Then, aforementioned ESCL control unit (50) will ask each Hall element to send location information (step 280), after receiving the location information of each Hall element, to current ESCL state with compare (step 290) from the ESCL state of a control (lock-out state) of PMM (33), re-execute the ESCL lock step if current ESCL state and the ESCL state of a control of receiving are inconsistent, if current ESCL state is consistent with the ESCL state of a control of receiving, and locking plate (71) inserts in the chase unit (4) of steering shaft (3) exactly, aforementioned block (75) inserts in the chase unit (8) of locking plate (71) exactly, then covers the power supply (step 300) of aforementioned power source supply (64).
As previously mentioned, ESCL device of the present invention and control method thereof be supply power supply when operation ESCL only, and covers power supply after operation finishes, and therefore can prevent that ESCL from misoperation occurring because of the influence that is subjected to improper surge and noise.
The present invention is directed to from the location information of Hall element and compare and verify with ESCL state of a control information whether information is consistent in aforementioned two from the ESCL external control interface, and then whether the locking/unlocking action of confirming the ESCL device is correct, can prevent that therefore aforementioned locking plate is because of being subjected to the situation generation of locking/unlocking without authorization of exterior physical impact.
The present invention also by other interface input enable signal, can prevent that ESCL from misoperation occurring because of the influence that is subjected to surge and noise except receiving the ESCL state of a control information from external control interface.
Transmission locking control command when the present invention is used to avoid in vehicle ' from the information of vehicles of PCM, and then prevent that the situation of steering shaft locked in motion (Lock) from taking place.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. electronic steering pipe post locking device ESCL comprises: the key switch module that can generate detection signal when automobile key or portable terminal are inserted into or remove; Can be according to the detection signal of aforementioned key switch module and at the automobile key that inserts or pull out or car owner's authentication module of carrying out authentication step of portable terminal; The locking plate that rotatablely moves with physics mode restriction steering shaft; And the ESCL control unit of can electric means controlling the turnover action of aforementioned locking plate, its feature is being, can prevent the disengaging without authorization because being subjected to exterior physical impact of aforementioned locking plate,
Also comprise:
The block of the chase unit of aforementioned locking plate is installed and can be inserted with orthogonal manner; Form the block driven tool that also aforementioned block is moved back and forth by gear and CD-ROM drive motor; Can detect a plurality of Hall elements of aforementioned locking plate and stop location; And the block actuator that can control aforementioned block CD-ROM drive motor.
2. electronic steering pipe post locking device ESCL according to claim 1 is characterized in that:
Aforementioned ESCL control unit comprises: the locking plate actuator that can control the CD-ROM drive motor of aforementioned locking plate; The block actuator that can control the CD-ROM drive motor of aforementioned block; The a plurality of Hall element interfaces that connect aforementioned a plurality of Hall elements; The internal memory that locking plate that can detect aforementioned Hall element and stop location information are stored; The power supply unit of supply power supply; Reception is from first interface of the locking/unlocking control signal of aforementioned car owner's authentication module; Reception is from the 3rd interface of the detection signal of aforementioned key switch module; Reception is from second interface of the enable signal of external module; And the Central Processing Unit (CPU) that can control whole aforementioned ESCL control unit.
3. electronic steering pipe post locking device ESCL according to claim 1 and 2 is characterized in that:
Aforementioned key switch module comprises: when the entrained key of car owner or portable terminal are inserted into the key groove or extract or can generate when pressing start button the ignition detector of detection signal from the key groove.
4. electronic steering pipe post locking device ESCL according to claim 3 is characterized in that:
Aforementioned car owner's authentication module comprises: the portable terminal that the car owner carries; The fixed terminal that uses LF/RF wireless frequency and aforementioned portable terminal to carry out two way communication; And according to puing question to signal to aforementioned fixed terminal request low frequency LF from the detection signal of aforementioned ignition detector, and, have only by sending the power management module of locking/unlocking control signal after car owner's authentication to aforementioned ESCL control unit at resolving and carry out car owner's authentication functions from the ID code in the high-frequency RF response signal of aforementioned portable terminal.
5. electronic steering pipe post locking device ESCL according to claim 4 is characterized in that:
The aforementioned power source administration module with can accept that brake pedal, side are stopped, the PCM of shift position and car speed information signal is electrically connected.
6. electronic steering pipe post locking device ESCL according to claim 2 is characterized in that:
Aforementioned ESCL control unit also has can be for the Hall element power supply of aforementioned Hall element supply power supply, even aforementioned internal memory is the EEPROM that the power supply crested also can store the locking plate location information.
7. electronic steering pipe post locking device ESCL is characterized in that:
Comprise:
Can when being inserted into or removing, automobile key or portable terminal generate the ignition detector of detection signal; The locking plate that rotatablely moves (Lock plate) with physics mode restriction steering shaft; Be installed in the block (Stopper) of aforementioned locking plate at orthogonal directions in order to prevent aforementioned locking plate to break away from without authorization; Can detect a plurality of Hall elements of aforementioned locking plate and stop location; For detection signal, utilize two-way wireless communication mode between fixed terminal and the portable terminal to carry out car owner's authentication functions and generate the power management module of locking/unlocking control signal from aforementioned ignition detector; And by receiving first interface, can receive second interface, can storing by the internal memory of the detected location information of aforementioned Hall element and form from the enable signal of external module from the locking/unlocking control signal of aforementioned power source administration module, can compare at current ESCL state that is stored in aforementioned internal memory and the ESCL state of a control of receiving by first interface, and then control the ESCL control unit of the CD-ROM drive motor of aforementioned locking plate and block.
8. the control method of an electronic steering pipe post locking device ESCL, electronic steering pipe post locking device comprises: the ignition detector that can generate detection signal when automobile key or portable terminal are inserted into or remove; The locking plate that rotatablely moves (Lock plate) with physics mode restriction steering shaft; Be installed in the block of aforementioned locking plate at orthogonal directions in order to prevent aforementioned locking plate to break away from without authorization; Can detect a plurality of Hall elements of aforementioned locking plate position; For detection signal, utilize two-way wireless communication mode between fixed terminal and the portable terminal to carry out car owner's authentication functions and generate the power management module of locking/unlocking control signal from aforementioned ignition detector; Connect the aforementioned power source administration module and receive that brake pedal, side are stopped, the PCM of shift position and car speed information signal; And, it is characterized in that by receiving first interface, can receive and can storing the ESCL control unit of forming and can control the CD-ROM drive motor of aforementioned locking plate by the internal memory of the detected location information of aforementioned Hall element from second interface of the enable signal of external module from the locking/unlocking control signal of aforementioned power source administration module:
After receiving the detection signal of aforementioned ignition detector, by power supply unit is aforementioned ESCL control unit supply power supply, at comparing from the location information of aforementioned Hall element and ESCL state of a control from the aforementioned power source administration module, if current ESCL state is consistent with the ESCL state of a control of receiving, then stop power supply to the ESCL control unit to prevent the N/R electronic noise.
9. electronic steering pipe post locking device ESCL control method according to claim 8 is characterized in that:
Have only by aforementioned second interface input enable signal or could drive the CD-ROM drive motor of aforementioned locking plate by the enable signal of aforementioned second interface input when consistent with the locking/unlocking control signal of importing by aforementioned first interface.
10. electronic steering pipe post locking device ESCL control method according to claim 9 is characterized in that:
At comparing from the locking plate location information of aforementioned Hall element and locking/unlocking control signal from the aforementioned power source administration module, if inconsistent then carry out the locking/unlocking control signal repeatedly, would to carry out the locking/unlocking action of locking plate exactly.
11. electronic steering pipe post locking device ESCL control method according to claim 8 is characterized in that:
Whether just under steam various information according to aforementioned PCM input judge vehicle, if vehicle just under steam then finish the execution of lock control signal, could be carried out lock control signal in the time of only in not travelling.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050117482 | 2005-12-05 | ||
| KR1020050117482A KR100734943B1 (en) | 2005-12-05 | 2005-12-05 | Electronic steering column lock device and method for using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1978253A CN1978253A (en) | 2007-06-13 |
| CN100469624C true CN100469624C (en) | 2009-03-18 |
Family
ID=38129613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101610467A Expired - Fee Related CN100469624C (en) | 2005-12-05 | 2006-12-04 | Electronic steering pipe post locking device its control method |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100734943B1 (en) |
| CN (1) | CN100469624C (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100892380B1 (en) | 2007-11-29 | 2009-04-10 | 현대자동차주식회사 | Steering column lock operating noise management method for a vehicle |
| KR101338543B1 (en) | 2008-09-30 | 2013-12-06 | 현대자동차주식회사 | Button starting system for car |
| KR101573702B1 (en) | 2009-10-07 | 2015-12-02 | 콘티넨탈 오토모티브 시스템 주식회사 | System for controlling electric steering column lock apparatus of car |
| CN102343885B (en) * | 2010-07-30 | 2014-01-01 | 比亚迪股份有限公司 | Unlocking detection system and method, and steering locking device |
| CN104973009A (en) * | 2014-04-14 | 2015-10-14 | 江苏浩昱驰汽车电子有限公司 | Method for controlling electronic steering column lock |
| KR102178211B1 (en) * | 2014-06-16 | 2020-11-12 | 콘티넨탈 오토모티브 시스템 주식회사 | Apparatus and method for controlling locking state of steering device of vehicle |
| JP2016069963A (en) * | 2014-09-30 | 2016-05-09 | 日立建機株式会社 | Construction machine |
| CN104554140B (en) * | 2014-12-24 | 2016-12-07 | 天合汽车零部件（苏州）有限公司 | Electronic steering column lock |
| CN106627478B (en) * | 2015-10-28 | 2019-11-01 | 广州汽车集团股份有限公司 | A kind of electronic steering pipe column lock control circuit and its control method |
| CN109263598B (en) * | 2018-09-27 | 2021-04-30 | 东风汽车有限公司 | Locking method and system for electronic steering column of electric vehicle |
| KR102579299B1 (en) | 2018-10-10 | 2023-09-18 | 현대자동차주식회사 | Apparatus for preventing compulsion separation of shift cable |
| CN111717155A (en) * | 2020-05-22 | 2020-09-29 | 黄云波 | Automobile electron tube column lock |
| CN112653321B (en) * | 2020-12-24 | 2022-08-26 | 上海汽车工业(集团)总公司 | Cross overvoltage comparison circuit and EPS power module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6256360U (en) | 1985-09-28 | 1987-04-08 | ||
| JP3722905B2 (en) * | 1996-03-29 | 2005-11-30 | 株式会社ホンダロック | Vehicle antitheft device |
| JP3174008B2 (en) | 1996-11-13 | 2001-06-11 | 株式会社東海理化電機製作所 | Steering lock device |
| JPH10297431A (en) | 1997-04-23 | 1998-11-10 | Nippon Soken Inc | Steering lock device for vehicle |
| KR20040106750A (en) * | 2003-06-11 | 2004-12-18 | 현대모비스 주식회사 | a hot water supplier for an automobile |
-
2005
- 2005-12-05 KR KR1020050117482A patent/KR100734943B1/en not_active IP Right Cessation
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2006
- 2006-12-04 CN CNB2006101610467A patent/CN100469624C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR100734943B1 (en) | 2007-07-03 |
| CN1978253A (en) | 2007-06-13 |
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