CN103817800B - A kind of forced locking device and apply the mixer of this forced locking device - Google Patents
A kind of forced locking device and apply the mixer of this forced locking device Download PDFInfo
- Publication number
- CN103817800B CN103817800B CN201410068651.4A CN201410068651A CN103817800B CN 103817800 B CN103817800 B CN 103817800B CN 201410068651 A CN201410068651 A CN 201410068651A CN 103817800 B CN103817800 B CN 103817800B
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- Prior art keywords
- lock shaft
- retaining mechanism
- locking device
- support
- magnet
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4265—Mounting means for drums; Support frames
Abstract
The invention provides a kind of forced locking device, for to move reciprocatingly or rotate treat that retaining mechanism is locked, treat that the side of retaining mechanism is provided with locking hole, the resetting means that forced locking device comprises lock shaft and coordinates with lock shaft, forced locking device also comprises magnetic attachment device, magnetic attachment device and lock shaft are respectively in the both sides for the treatment of retaining mechanism, and lock shaft is positioned at the open side of locking hole; When needs locking is until retaining mechanism, magnetic attachment device receives external signal and increase or produce the attraction to lock shaft, move to until retaining mechanism make lock shaft aim at locking hole time, magnetic attachment device attracts lock shaft insertion locking hole; When needs unclamp, magnetic attachment device receives external signal and reduces or remove the attraction to lock shaft, and lock shaft exits locking hole under the effect of resetting means.The present invention coordinates by magnetic attachment device and resetting means the automatic locking and relieving that realize treating retaining mechanism, and automaticity is high.
Description
Technical field
The present invention relates to engineering machinery field, particularly about a kind of forced locking device and the mixer applying this forced locking device.
Background technology
Security performance is the very important design and use key element of of engineering mechanical device always.For truck-transit mixer, keep in repair because sometimes needing to enter in mixing drum, so design use locking device that can prevent mixing drum from surprisingly rotating is necessary.Mainly realized the locking of mixing drum at present by bolt or latch for the locking device of locking mixing drum track.
Figure 1 shows that structural representation when existing a kind of locking device is in locking state.Figure 2 shows that structural representation when existing a kind of locking device is in releasing orientation.As depicted in figs. 1 and 2, existing locking device comprises pull bar 11, support 12, spring 13, back-up ring 14, lock pin 15 and baffle plate 17.Pull bar 11 is with lock shaft 111, and ring washer 14 is fixed on lock shaft 111 by lock pin 15, and spring 13 is located between the supporting leg of ring washer 14 and support 12.The front end of support 12 is fixed with a fixed dam 121, and fixed dam 121 is provided with an elongate holes that baffle plate 17 can be made to pass through.As shown in Figure 1, when needs locking mixing drum track 16, rotating tension bar 11, baffle plate 17 is moved right through fixed dam 121, now, spring 13 is loosened gradually by impaction state, promotes lock shaft 111 and moves right in the locking hole 161 inserting mixing drum track 16, locked by mixing drum track 16 by back-up ring 14 and lock pin 15.As shown in Figure 2, when mixing drum track 16 decontroled by needs, pull pull bar 11 left, drive back-up ring 14 Compress Spring 13, drive lock shaft 111 to exit locking hole 161 simultaneously, and drive baffle plate 17 to left movement, after baffle plate 17 crosses fixed dam 121, rotating rod 11 about 1/4 encloses, then releasing lever 11, makes baffle plate 17 be against the front end face of fixed dam 121, and decontrols mixing drum track 16.When needs are again locked or decontroled mixing drum, only need repeat above-mentioned locking or decontrol action.
Above-mentioned locking device achieves locking and the relieving of mixing drum track in easier mode, but still Shortcomings part, such as, above-mentioned locking device needs two people's operations, one people is responsible for the Push And Release that mixing drum rotates, and another people is responsible for monitoring mixing drum orbital position and whether has arrived correct position, need rapidly lock shaft to be inserted in the locking hole of mixing drum track simultaneously, the people reinforming master cock stops the rotation of mixing drum, make the automaticity of above-mentioned locking device lower, operating process is wasted time and energy.
Summary of the invention
In view of this, the object of the invention is the mixer providing a kind of forced locking device and apply this locking device, and this forced locking device can make mixing drum automatic locking and the relieving of mixer.
For reaching above-mentioned advantage, the invention provides a kind of forced locking device, for to move reciprocatingly or rotate treat that retaining mechanism is locked, describedly treat that the side of retaining mechanism is provided with locking hole, the resetting means that described forced locking device comprises lock shaft and coordinates with described lock shaft, described forced locking device also comprises magnetic attachment device, treat the both sides of retaining mechanism, and described lock shaft is positioned at the open side of described locking hole described in described magnetic attachment device and described lock shaft are respectively in; When needs locking described in until retaining mechanism time, described magnetic attachment device receives external signal and increases or produce the attraction to described lock shaft, described until retaining mechanism move to make described lock shaft aim at described locking hole time, the attraction of described magnetic attachment device to described lock shaft is greater than described resetting means and attracts described lock shaft to insert described locking hole to the active force of described lock shaft; When described in needs unclamp until retaining mechanism time, described magnetic attachment device receives external signal and reduces or remove the attraction to described lock shaft, and makes described lock shaft exit described locking hole under the effect of described resetting means.
In one embodiment of the invention, described lock shaft the direction of motion and describedly treat that the plane of movement of retaining mechanism forms one and is greater than 0 degree and is less than or equal to the angle of 90 degree.
In one embodiment of the invention, described lock shaft is installed on lock shaft support, described lock shaft support is provided with the first supporting leg away from one end of described magnetic attachment device, the second supporting leg is provided with near one end of described magnetic attachment device, described lock shaft is successively through described first supporting leg and described second supporting leg, and described resetting means to be located on described lock shaft support and to be connected with described lock shaft.
In one embodiment of the invention, described resetting means comprises a back-moving spring and a back-up ring, and described ring washer is fixed on described lock shaft by lock pin, and described back-moving spring to be sheathed on described lock shaft and to be located between described ring washer and described second supporting leg.
In one embodiment of the invention, described resetting means comprises a return magnet and a back-up ring, described lock shaft support is also provided with one the 3rd support in the side of relatively described second support of described first support, described return magnet is installed on described 3rd support, described ring washer is fixed on described lock shaft, and lay respectively at the both sides of described first support with described return magnet, described return magnet, when described magnetic attachment device reduces or remove the attraction to described lock shaft, attracts described lock shaft to exit described locking hole.
In one embodiment of the invention, described magnetic attachment device comprises magnetoresistive bit and magnet, described magnetoresistive bit needs locking described in until retaining mechanism time, described magnet and the described magnetic force passage treated between retaining mechanism is left according to external signal, described magnet is increased the attraction of described lock shaft, described magnetoresistive bit unclamp at needs described in when retaining mechanism, enter described magnet and the described magnetic force passage treated between retaining mechanism according to external signal, described magnet is reduced the attraction of described lock shaft.
In one embodiment of the invention, described magnetic attachment device also comprises motor, described magnet is fixed on electric machine support, described magnetoresistive bit is connected with described motor by connecting axle, described motor receives connecting axle described in external signal rear drive and rotates, thus drive described magnetoresistive bit to leave or enter described magnet and the described magnetic force passage treated between retaining mechanism, make described magnet increase the attraction of described lock shaft or reduce.
In one embodiment of the invention, described magnetic attachment device comprises electromagnet and Switching Power Supply, described Switching Power Supply is connected with described electromagnet, control the break-make flowing through the electric current of electromagnet after described Switching Power Supply receives external signal, thus produce or remove the attraction of described electromagnet to described lock shaft.
In one embodiment of the invention, described lock shaft support is provided with bonding indicator lamp on described first supporting leg, one end of corresponding described first supporting leg of described lock shaft is provided with a push pedal, and described push pedal is touched described bonding indicator lamp and forms loop when described lock shaft inserts in described locking hole.
In one embodiment of the invention, described bonding indicator lamp is connected with a motor, described motor is connected with to treat described in a control that retaining mechanism starts or the operating mechanism of stop motion, described motor obtains the described operating mechanism return of electric rear control at described bonding indicator lamp, treats retaining mechanism stop motion described in making.
The present invention also provides a kind of mixer, comprise mixing drum, mixing drum support and forced locking device, described mixing drum is rotatably mounted on described mixing drum support, and the side of the track of described mixing drum is provided with a locking hole, described forced locking device is above-mentioned forced locking device, and the track of described mixing drum is above-mentioned treat retaining mechanism.
In sum, a kind of forced locking device provided by the invention and apply the mixer of this locking device, coordinating the locking that realizes lock shaft and exiting by magnetic attachment device and resetting means, thus retaining mechanism is treated in locking and relieving, automaticity is high.Meanwhile, adopt indicator lamp and operating mechanism to ensure to treat that retaining mechanism is locked further, thus ensure that the safety of people's car.
Accompanying drawing explanation
Figure 1 shows that structural representation when existing locking device is in locking state.
Figure 2 shows that structural representation when existing locking device is in releasing orientation.
Figure 3 shows that structural representation when forced locking device in first embodiment of the invention is in releasing orientation.
Figure 4 shows that structural representation when forced locking device in first embodiment of the invention is in locking state.
Figure 5 shows that structural representation when forced locking device in second embodiment of the invention is in releasing orientation.
Figure 6 shows that structural representation when forced locking device in second embodiment of the invention is in locking state.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, the forced locking device propose foundation the present invention and its detailed description of the invention of mixer applying this locking device, structure, feature and effect thereof, be described in detail as follows.
Figure 3 shows that structural representation when forced locking device in first embodiment of the invention is in releasing orientation.The present invention be used for move reciprocatingly or rotate treat that retaining mechanism 60 is locked, this treats that the side of retaining mechanism 60 is provided with locking hole 61.As shown in Figure 3, forced locking device 30 of the present invention comprises lock shaft 31, resetting means 32 and magnetic attachment device 33.Magnetic attachment device 33 and lock shaft 31 are respectively in the both sides for the treatment of retaining mechanism 60, and lock shaft 31 is positioned at the open side of locking hole 61.When needs locking is until retaining mechanism 60, magnetic attachment device 33 receives external signal and increases or produce the attraction to lock shaft 31, lock shaft 31 move to until retaining mechanism 60 make lock shaft 31 aim at locking hole 61 time, the attraction of magnetic attachment device 33 pairs of lock shafts 31 is greater than the active force of resetting means 32 pairs of lock shafts 31 and attracts lock shaft 31 to insert locking hole 61; When needs unclamp until retaining mechanism 60, magnetic attachment device 33 receives external signal and reduces or remove the attraction to lock shaft 31, and lock shaft 31 exits locking hole 61 under the effect of resetting means 32.
In the present embodiment, magnetic attachment device 33 and lock shaft 31 are respectively in the left and right sides for the treatment of retaining mechanism 60, make to form one between the direction of motion of lock shaft 31 and the plane of movement treating retaining mechanism 61 and are greater than 0 degree and are less than or equal to the angle of 90 degree.Intelligible, in other embodiments of the invention, magnetic attachment device 33 and lock shaft 31 also can be respectively in the both sides, front and back for the treatment of retaining mechanism 60, make the direction of motion of lock shaft 31 parallel with treating the plane of movement of retaining mechanism 61, and make lock shaft 31 can be crossing with treating the movement locus of retaining mechanism 61, like this, effect same when can reach the left and right sides be respectively in magnetic attachment device 33 and lock shaft 31 until retaining mechanism 60 equally.
Further, forced locking device 30 is provided with lock shaft support 35, lock shaft support 35 is away from treating that the position of retaining mechanism 60 is provided with the first supporting leg 351, treat that the position of retaining mechanism 60 is provided with the second supporting leg 352 close, first supporting leg 351 is respectively provided with relative through hole with on the second supporting leg 352, lock shaft 31 successively through the through hole on the first supporting leg 351 and the second supporting leg 352, and can move around on lock shaft support 35.Resetting means 32 to be located on lock shaft support 35 and to be connected with lock shaft 31.In the present embodiment, resetting means 32 comprises back-moving spring 321 and a back-up ring 322, and ring washer 322 is fixed on lock shaft 31 by lock pin 37, and back-moving spring 321 to be sheathed on lock shaft 31 and to be located between ring washer 322 and the second supporting leg 352.It should be noted that, the length that back-moving spring 321 extends naturally is equal to or greater than the distance between the first supporting leg 351 and the second supporting leg 352.
Connect above-mentioned, in the present embodiment, lock shaft support 35 is provided with bonding indicator lamp 38 in the side of the first supporting leg 351, corresponding, one end of corresponding first supporting leg 351 of lock shaft 31 is provided with push pedal 311.Bonding indicator lamp 38 can be touched in the lower end of push pedal 311, makes bonding indicator lamp 38 form loop and open.Bonding indicator lamp 38 is provided with spring 381, and when push pedal 311 touches bonding indicator lamp 38, spring 381 can not affected the motion of lock shaft 31 by compressing, and also makes the contact between push pedal 311 and bonding indicator lamp 38 better simultaneously.When lock shaft 31 exits locking hole 61, bonding indicator lamp 38 is closed because push pedal 311 is separated with bonding indicator lamp 38, and spring 381 is returned to home position.
More, magnetic attachment device 33 comprises magnetoresistive bit 331, magnet 332, motor 333, magnetoresistive bit 331 is connected with motor 333 by connecting axle 335, magnet 332 is fixed on electric machine support 334, motor 333 receives external signal rear drive connecting axle 335 and rotates, thus drive magnetoresistive bit 331 to leave or enter between magnet 332 and lock shaft 31, make the attraction of magnet 332 pairs of lock shafts 31 increase or reduce.
Incorporated by reference to Fig. 4, when needs locking is until retaining mechanism 60, to 333 1, motor locking instruction, motor 333 drives connecting axle 335 to rotate, and then magnetoresistive bit 331 is rotated to an angle and leave the magnetic force passage between magnet 332 and lock shaft 31.When the locking hole 61 on retaining mechanism 60 not yet rotates to the position corresponding with lock shaft 31, owing to treating the impact of retaining mechanism 60 thickness, the attraction of magnet 332 pairs of lock shafts 31 now is still not enough to the elastic force overcoming back-moving spring 321, and lock shaft 31 is still in home position.When locking hole 61 rotates to the position of lock shaft 31 correspondence, treat that the thickness of retaining mechanism 60 reduces, magnetic resistance between magnet 332 and lock shaft 31 is minimum, magnetic force is maximum, thus lock shaft 31 can be made to overcome the resistance of back-moving spring 321 and insert rapidly in locking hole 61, now back-moving spring 321 is compressed by ring washer 322.Simultaneously, make after retaining mechanism 60 is in locking state when lock shaft 31 inserts in locking hole 61, the push pedal 311 on lock shaft 31 contacts with bonding indicator lamp 38, forms loop with bonding indicator lamp 38, bonding indicator lamp 38 is opened, and instruction treats that retaining mechanism is in locking state.
When needs will become releasing orientation until retaining mechanism 60 from locking state, to motor 333 1 unlock signals, motor 333 drives connecting axle 335 to make magnetoresistive bit 331 rotate into magnetic force passage between lock shaft 31 and magnet 332, the magnetic attraction of magnet 332 pairs of lock shafts 31 reduces and back-moving spring 321 can be replied, lock shaft 31 exits under the elastic force effect of back-moving spring 321 from locking hole 61, gets back to home position.Meanwhile, bonding indicator lamp 38 is left in the push pedal 311 on lock shaft 31, and the loop of bonding indicator lamp 38 disconnects, and bonding indicator lamp 38 is closed, and instruction treats that retaining mechanism is in releasing orientation.
Further, bonding indicator lamp 38 is connected with a motor, and this motor is connected with a control and treats that retaining mechanism 60 stops or the operating mechanism of setting in motion, and can bonding indicator lamp 38 this operating mechanism return of electric rear control, make to treat that retaining mechanism 60 is locked completely.
Fig. 5 is structural representation when forced locking device is in releasing orientation in second embodiment of the invention.As shown in Figure 5, forced locking device 40 comprises lock shaft 41, resetting means 42 and magnetic attachment device 43.In the present embodiment, lock shaft support 45 is also provided with one the 3rd support 453 in the side of relative second support 452 of the first support 451, and lock shaft 41 is arranged in the first support 451 and the second support 452.Resetting means 42 comprises return magnet 421 and a back-up ring 422, and return magnet 421 is installed on the 3rd support 453, and ring washer 422 is fixed on lock shaft 41 by lock pin 47, and with the both sides of return magnet 421 apportion first support 451.In the present embodiment, magnetic attachment device 43 is identical with the structure of a upper embodiment, comprises magnetoresistive bit 431, magnet 432, motor 433, does not repeat them here.
Incorporated by reference to Fig. 6, when needing locking until retaining mechanism 60, to 433 1, motor locking instruction, motor 433 drives connecting axle 435 to rotate, and then magnetoresistive bit 431 is rotated to an angle and leave the magnetic force passage between magnet 432 and lock shaft 41.When the locking hole 61 on retaining mechanism 60 not yet rotates to the position corresponding with lock shaft 41, owing to treating the impact of retaining mechanism 60 thickness, the attraction of magnet 432 pairs of lock shafts 41 now is still not enough to the attraction overcoming return magnet 421 pairs of lock shafts 41, and lock shaft 41 is still in home position.When locking hole 61 rotates to the position of lock shaft 41 correspondence, treat that the thickness of retaining mechanism 60 reduces, magnetic resistance between magnet 432 and lock shaft 41 is minimum, the attraction of magnet 432 pairs of lock shafts 42 is maximum, thus lock shaft 41 can be made to overcome the attraction of return magnet 421 and insert rapidly in locking hole 61.Simultaneously, make after retaining mechanism 60 is in locking state when lock shaft 41 inserts in locking hole 61, the push pedal 411 on lock shaft 41 contacts with bonding indicator lamp 48, forms loop with bonding indicator lamp 48, bonding indicator lamp 48 is opened, and instruction treats that retaining mechanism is in locking state.
When needs will become releasing orientation until retaining mechanism 60 from locking state, to motor 433 1 unlock signals, motor 433 drives connecting axle 435 to make magnetoresistive bit 431 rotate into magnetic force passage between lock shaft 41 and magnet 432, the magnetic attraction of magnet 432 pairs of lock shafts 41 reduces, now, the magnetic force of return magnet 421 is enough to lock shaft 41 to be attracted to home position, and lock shaft 41 is exited from locking hole 61.Meanwhile, bonding indicator lamp 48 is left in the push pedal 411 on lock shaft 41, and the loop of bonding indicator lamp 48 disconnects, and bonding indicator lamp 48 is closed, and instruction treats that retaining mechanism 60 is in releasing orientation.
Identical with a upper embodiment, bonding indicator lamp 48 can be connected with a motor, this motor is connected with a control and treats that retaining mechanism 60 stops or the operating mechanism of setting in motion, and can bonding indicator lamp 48 this operating mechanism return of electric rear control, make to treat that retaining mechanism 60 is locked completely.
It should be noted that, in other are implemented, magnetic attachment device 43 also can be the electromagnet that is connected with Switching Power Supply, and control the break-make flowing through the electric current of electromagnet coil of this electromagnet thus the break-make of control magnetic force by Switching Power Supply, reach the effect identical with magnetic attachment device 43 in the present embodiment.That is, when the solenoid is energized, being equivalent to magnetoresistive bit 431 in the present embodiment leaves between lock shaft 41 and magnet 432; When electromagnet power-off, be equivalent to magnetoresistive bit 431 in the present embodiment and get back between lock shaft 41 and magnet 432.In other are implemented, treat that retaining mechanism 60 can be the track of a mixing drum.
Forced locking device of the present invention can be applicable in a kind of mixer, this mixer also comprises mixing drum and mixing drum support, mixing drum is rotatably mounted on mixing drum support, and the side of the track of mixing drum is provided with a locking hole, forced locking device of the present invention is for locking the track of this mixing drum, wherein, the track of mixing drum is above-mentioned treat retaining mechanism, and structure and the locking process of this mixer do not repeat them here.
In sum, without the need to supernumerary's monitoring, forced locking device of the present invention, treats whether the locking hole of retaining mechanism arrives correct position, and automaticity is high, improves operating efficiency; The through and off in employing magnetic field control the attraction to lock shaft, and energy-saving safe is reliable; Treat whether retaining mechanism is locked by the through and off instruction of bonding indicator lamp, more accurately and reliably; Bonding indicator lamp controls to treat that retaining mechanism stops or the motor of operating mechanism of setting in motion is connected with being connected with, and can make to treat that retaining mechanism is locked completely, more safe and reliable.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a forced locking device, for to move reciprocatingly or rotate treat that retaining mechanism is locked, describedly treat that the side of retaining mechanism is provided with locking hole, the resetting means that described forced locking device comprises lock shaft and coordinates with described lock shaft, it is characterized in that: described forced locking device also comprises the magnetic attachment device with magnetoresistive bit and magnet, the both sides of retaining mechanism are treated described in described magnetic attachment device and described lock shaft are respectively in, described magnet and described treating form magnetic force passage between retaining mechanism, described magnetic force passage can be left or be entered to described magnetoresistive bit according to external signal, and described lock shaft is positioned at the open side of described locking hole, when needs locking described in until retaining mechanism time, described magnetoresistive bit leaves described magnetic force passage according to external signal, described magnet is increased or produces the attraction to described lock shaft, described until retaining mechanism move to make described lock shaft aim at described locking hole time, the attraction of described magnetic attachment device to described lock shaft is greater than described resetting means and attracts described lock shaft to insert described locking hole to the active force of described lock shaft, when described in needs unclamp until retaining mechanism time, described magnetoresistive bit enters described magnetic force passage according to external signal, described magnet is reduced or the attraction that removes described lock shaft, and makes described lock shaft under the effect of described resetting means, exit described locking hole.
2. forced locking device as claimed in claim 1, is characterized in that: the direction of motion of described lock shaft and describedly treat that the plane of movement of retaining mechanism forms one and is greater than 0 degree and be less than or equal to the angle of 90 degree.
3. forced locking device as claimed in claim 1, it is characterized in that: described forced locking device comprises a lock shaft support further, described lock shaft is installed on lock shaft support, described lock shaft support is provided with the first supporting leg away from one end of described magnetic attachment device, the second supporting leg is provided with near one end of described magnetic attachment device, described lock shaft is successively through described first supporting leg and described second supporting leg, and described resetting means to be located on described lock shaft support and to be connected with described lock shaft.
4. forced locking device as claimed in claim 3, it is characterized in that: described resetting means comprises a back-moving spring and a back-up ring, described back-up ring is fixed on described lock shaft by lock pin, and described back-moving spring to be sheathed on described lock shaft and to be located between described back-up ring and described second supporting leg.
5. forced locking device as claimed in claim 3, it is characterized in that: described resetting means comprises a return magnet and a back-up ring, described lock shaft support is also provided with one the 3rd support in the side of relatively described second support of described first support, described return magnet is installed on described 3rd support, described back-up ring is fixed on described lock shaft, and lay respectively at the both sides of described first support with described return magnet, described return magnet, when described magnetic attachment device reduces or remove the attraction to described lock shaft, attracts described lock shaft to exit described locking hole.
6. forced locking device as claimed in claim 1, it is characterized in that: described magnetic attachment device also comprises motor, electric machine support and connecting axle, described magnet is fixed on electric machine support, described magnetoresistive bit is connected with described motor by connecting axle, described motor receives connecting axle described in external signal rear drive and rotates, thus drive described magnetoresistive bit to leave or enter described magnet and the described magnetic force passage treated between retaining mechanism, make described magnet increase the attraction of described lock shaft or reduce.
7. forced locking device as claimed in claim 1, it is characterized in that: described magnetic attachment device comprises electromagnet and Switching Power Supply, described Switching Power Supply is connected with described electromagnet, control the break-make flowing through the electric current of electromagnet after described Switching Power Supply receives external signal, thus produce or remove the attraction of described electromagnet to described lock shaft.
8. forced locking device as claimed in claim 3, it is characterized in that: described lock shaft support is provided with bonding indicator lamp on described first supporting leg, one end of corresponding described first supporting leg of described lock shaft is provided with a push pedal, and described push pedal is touched described bonding indicator lamp and forms loop when described lock shaft inserts in described locking hole.
9. forced locking device as claimed in claim 8, it is characterized in that: described bonding indicator lamp is connected with a motor, described motor is connected with to treat described in a control that retaining mechanism starts or the operating mechanism of stop motion, described motor obtains the described operating mechanism return of electric rear control at described bonding indicator lamp, treats retaining mechanism stop motion described in making.
10. a mixer, comprise mixing drum, mixing drum support and forced locking device, described mixing drum is rotatably mounted on described mixing drum support, and the side of the track of described mixing drum is provided with a locking hole, it is characterized in that: the forced locking device of described forced locking device according to any one of claim 1-9, the track of described mixing drum treats retaining mechanism according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410068651.4A CN103817800B (en) | 2014-02-27 | 2014-02-27 | A kind of forced locking device and apply the mixer of this forced locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410068651.4A CN103817800B (en) | 2014-02-27 | 2014-02-27 | A kind of forced locking device and apply the mixer of this forced locking device |
Publications (2)
| Publication Number | Publication Date |
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| CN103817800A CN103817800A (en) | 2014-05-28 |
| CN103817800B true CN103817800B (en) | 2016-01-13 |
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| CN201410068651.4A Active CN103817800B (en) | 2014-02-27 | 2014-02-27 | A kind of forced locking device and apply the mixer of this forced locking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105427525B (en) * | 2015-12-08 | 2017-12-01 | 福建师范大学福清分校 | A kind of instrument and meter tamper automatic alarm system and tamper automatic alarm method |
| CN110797926A (en) * | 2018-08-02 | 2020-02-14 | 深圳市倍斯特科技股份有限公司 | Mobile power supply charging equipment |
| CN109399276B (en) * | 2018-12-25 | 2024-01-30 | 江苏国能合金科技有限公司 | Amorphous thin belt electromagnetic coiling shaft |
| CN110129757B (en) * | 2019-06-19 | 2023-12-29 | 浙江工业大学 | Sample wafer replacing device of magnetron sputtering reaction equipment |
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| US4730471A (en) * | 1985-10-24 | 1988-03-15 | Bauer Kaba Ag | Apparatus for electromagnetic locking on a lock cylinder for a mechanical/electronic locking system |
| CN2177064Y (en) * | 1993-11-30 | 1994-09-14 | 西安亨瑞光电公司 | Electromagnetic lock |
| CN201610663U (en) * | 2010-01-08 | 2010-10-20 | 周大震 | Electromagnetic lock core |
| CN102350705A (en) * | 2011-08-01 | 2012-02-15 | 山东康泰实业有限公司 | Rotary joint locking device |
| CN102644795A (en) * | 2012-05-10 | 2012-08-22 | 薛玉林 | Electromagnetic electric control valve |
| CN202401842U (en) * | 2011-11-30 | 2012-08-29 | 杨敏健 | Novel electromagnetic lock body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730471A (en) * | 1985-10-24 | 1988-03-15 | Bauer Kaba Ag | Apparatus for electromagnetic locking on a lock cylinder for a mechanical/electronic locking system |
| CN2177064Y (en) * | 1993-11-30 | 1994-09-14 | 西安亨瑞光电公司 | Electromagnetic lock |
| CN201610663U (en) * | 2010-01-08 | 2010-10-20 | 周大震 | Electromagnetic lock core |
| CN102350705A (en) * | 2011-08-01 | 2012-02-15 | 山东康泰实业有限公司 | Rotary joint locking device |
| CN202401842U (en) * | 2011-11-30 | 2012-08-29 | 杨敏健 | Novel electromagnetic lock body |
| CN102644795A (en) * | 2012-05-10 | 2012-08-22 | 薛玉林 | Electromagnetic electric control valve |
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|---|---|
| CN103817800A (en) | 2014-05-28 |
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