CN102336354A - Elevator pre-starting method - Google Patents

Elevator pre-starting method Download PDF

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Publication number
CN102336354A
CN102336354A CN2011102492257A CN201110249225A CN102336354A CN 102336354 A CN102336354 A CN 102336354A CN 2011102492257 A CN2011102492257 A CN 2011102492257A CN 201110249225 A CN201110249225 A CN 201110249225A CN 102336354 A CN102336354 A CN 102336354A
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China
Prior art keywords
elevator
door
door lock
begins
starting method
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CN2011102492257A
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CN102336354B (en
Inventor
沈辉忠
蔡亮
王春祥
高�浩
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Shanghai Step Electric Corp
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Shanghai Step Electric Corp
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Abstract

The invention discloses an elevator pre-starting method. The method comprises the following steps of: S1, an elevator control device is used for receiving an equidirectional call or command and outputting a door closing signal to a door machine; S2, a door lock bypass device is short-circuited with a door lock; S3, a main contactor begins to absorb, and a motor drive device begins to carry out pre-excitation on an elevator drive host so as to enter a zero servo state; and S4, the control device drives a contracting brake contactor, a contracting brake opens, and an elevator begins to normally work. In the invention, the door lock bypass device is short-circuited with the door lock, so that the main contactor absorbs. Before the door of the elevator is closed, the motor drive device of the control device for the elevator drive host begins to carry out pre-excitation on the elevator drive host. Once, the door is completely closed, the elevator drive host can output torque, and the elevator can be immediately started. The starting delay time of the elevator is greatly shortened, and the efficiency of the elevator is improved.

Description

The preparatory starting method of elevator
Technical field
The present invention relates to a kind of starting method of elevator, particularly relate to the preparatory starting method of a kind of elevator.
Background technology
Elevator be a kind of be the vertical conveyor of power with the electrical motor, case shape gondola is housed, be used for tier building and take advantage of people or carrying goods.Modem elevator mainly is made up of towing machine (winch), guide rail, counterweight, safety device (like velocity limiter, safety tongs and energy disperser etc.), signal manipulation system, car and Room door etc.These parts are installed in respectively in the hoistway and machine room of building.Usually adopt the steel rope frictional transmission, steel rope is walked around traction sheave, and two ends connect car and counterbalanced weight respectively, and the direct motor drive traction sheave goes up and down car.
Elevator can divide slower elevators (below 1 meter per second), express lift (1～2 meter per second) and express elevator (more than 2 meter per seconds) by speed.Existing elevator starter process is: elevator control gear possesses the starting demand, and Xiang Menji sends and closes gate signal.After door was closed, main contactor began adhesive.After the complete adhesive in the contact of main contactor, motor driver begins to elevator drive main frame excitation.After waiting until that at last the elevator drive main frame can provide moment, just can open band-type brake, elevator formally starts.
As stated, elevator is longer from the delay time that door is closed to actual starting process, so just can not realize high efficiency, the high request of ladder at a high speed.
Particularly, cause the reason following points that the terraced starting process of high speed is long:
1, the elevator drive main engine power of express elevator is bigger, when starting, needs the regular hour from the beginning excitation to providing torque.
2, the main contactor contact load of express elevator employing is corresponding bigger, so relative opening time is longer.
Summary of the invention
The technical matters that the present invention will solve is in order to overcome prior art elevator starter long defective delay time, to provide a kind of elevator preparatory starting method.
The present invention solves above-mentioned technical matters through following technical proposals: the preparatory starting method of a kind of elevator, its characteristics are that this method may further comprise the steps:
S 1, elevator control gear receives outgoing call in the same way or instruction, and said control setup closes gate signal to the output of door machine;
S 2, door lock shunting device short circuit door lock;
S 3, main contactor begins adhesive, motor driver begins elevator drive main frame pre-excitation then, gets into zero servo condition;
S 4, said control setup drives the band-type brake contactless switch, band-type brake opens, elevator begins normal operation.
Preferably, said step S 2With step S 3Between further comprising the steps of:
S 21, said elevator control gear detects the contact signal of said door lock shunting device;
S 22, judge whether said elevator control gear detects the contact signal of said door lock shunting device; If then get into step S 3If not, then return step S 21
Preferably, said step S 3In also comprise: said main contactor adhesive one Preset Time and closing the door above behind the certain hour, said control setup send action command for said motor driver.
Preferably, said Preset Time is provided with through parameter in advance.
Preferably, said step S 4Further comprising the steps of before:
S 41, said control setup receives the door-closing in-place signal that said door machine sends and the operation feedback signal of said motor driver, and through discharging said door lock shunting device behind the delay time.
Preferably, said delay time is provided with through parameter in advance.
Preferably, said step S 3Further comprising the steps of afterwards:
S 31, judged whether outside enabling signal; If said elevator control gear stops to export action command to said motor driver, and through returning step S after the reaction time 3If not, then get into step S 32
S 32, judge whether door-closing in-place; If not, then return step S 31If then get into step S 41
Preferably, the said reaction time is provided with through parameter in advance.
Preferably, the said instruction of outgoing call in the same way comprises the outgoing call in the same way of lift car place floor.
Positive progressive effect of the present invention is: the present invention has utilized the door lock shunting device to come the short circuit door lock, thereby makes the main contactor adhesive.Before elevator door cut out, motor driver just began to elevator drive main frame pre-excitation.In case door is closed and put in place, the elevator drive main frame just can output torque like this, and elevator can start at once.Significantly reduce the start delay time of elevator, improved elevator efficient.
Description of drawings
Fig. 1 is the structured flowchart of elevator starter system among the present invention.
The basic sequential chart that Fig. 2 starts for elevator among the present invention in advance.
Fig. 3 is the diagram of circuit of the preparatory starting method of elevator of the present invention.
The specific embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to specify technical scheme of the present invention.
Fig. 1 is the structured flowchart of elevator starter system among the present invention.
As shown in Figure 1, elevator control device is the main reception signal and the parts of transmission signals.Control setup is connected with motor driver, door lock shunting device, door machine, main contactor and band-type brake contactless switch.When control setup possesses the starting demand, as receive outside call instruction in the same way, gate signal is closed in the Xiang Menji transmission, triggers the door lock shunting device simultaneously.Short circuit door lock thus, main contactor begin adhesive after detecting the contact signal of door lock shunting device.Control setup is exported run signal to motor driver, and the elevator drive main frame is carried out excitation.Behind door-closing in-place, discharge the door lock shunting device, control setup drives the band-type brake contactless switch, makes band-type brake open, and elevator moves immediately.
Below describe the flow process of above-mentioned whole preparatory starting in detail, referring to Fig. 3:
Step 100, elevator control gear receive the instruction of outgoing call in the same way, and said control setup closes gate signal to the output of door machine.This step is the necessary condition of door lock shunting device action.
Step 101, door lock shunting device short circuit door lock.Its effect is equivalent to be transferred in advance control setup door lock closure signal.
Step 102, said elevator control gear detect the contact signal of said door lock shunting device.
Step 103, judge whether said elevator control gear detects the contact signal of said door lock shunting device; If then get into step 104; If not, then return step 102.
Step 104, main contactor begin adhesive.Like this, form path between motor driver and the elevator drive main frame, prepare for driving elevator drive main frame carries out pre-excitation.
Step 105, said main contactor adhesive one Preset Time and close the door above behind the certain hour, said elevator control gear send action command for said motor driver.
Said Preset Time is provided with through parameter in advance.As be set to 2s.
Step 106, motor driver begin elevator drive main frame pre-excitation, get into zero servo condition.
Before door was closed fully, motor driver had begun to drive elevator drive main frame pre-excitation.Like this, when door was closed fully, the elevator drive main frame can output torque, and elevator starts at once, greatly reduces delay time.
Step 107, judged whether outside enabling signal; If then get into step 108; If not, then get into step 109.
Step 108, said elevator control gear stop to export run signal to said motor driver; And through returning step 105 after the reaction time.
Step 109, judge whether door-closing in-place; If not, then return step 107; If then get into step 110.
If in beginning when in advance starting but Men Shangwei close fully, because the light curtain, this layer opens the door and operation such as door open button produces outside enabling signal, door is become open the door when moving, elevator control gear stops to export run signal to motor driver.By the time should the outside enabling signal through the reaction time after, restart preparatory start-up function.
Step 110, said elevator control gear receive the door-closing in-place signal of said door machine transmission and the operation feedback signal of said motor driver, and through discharging said door lock shunting device behind the delay time.
Behind door-closing in-place, the variable of time-delay a period of time zero clearing door lock shunting device, the time of time-delay can be passed through the parameter setting.For example, default value is 0.6s.
Step 111, said elevator control gear drive the band-type brake contactless switch.
When run signal output surpasses certain hour, and after the door lock shunting device discharged, the band-type brake contactless switch was promptly driven.This certain hour can pass through the parameter setting.
Step 112, band-type brake open, and elevator begins normal operation.
The basic sequential chart that Fig. 2 starts for elevator among the present invention in advance.
In the above-mentioned flow process, the basic sequential of each parts starting is as shown in Figure 2.At first, elevator possesses the starting demand, as under with the condition that calling and/or instruction are forwards arranged, establishing direction, closes gate signal and begins output.Simultaneously, the door lock shunting device begins action.Behind the contact signal of receiving the door lock shunting device, main contactor begins adhesive immediately.Then, after the main contactor adhesive surpassed certain hour, control setup was given the motor driver action command, and the elevator drive main frame begins to get into pre-excitation and zero servo condition.
Behind door-closing in-place, time-delay a period of time discharges the door lock shunting device.Wherein, the time of time-delay can be passed through the parameter setting.
Control setup is received the door-closing in-place signal, and after motor driver operation feedback signal is arranged, begins to drive the band-type brake contactless switch, and band-type brake opens.Elevator begins to get into normal course of operation.Wherein, control setup provides speed, and the time that provides of velocity curve cooperates the actual of band-type brake to open the time.Like this, providing of speed cooperates opening the time of band-type brake, to avoid the strap brake mule carriage.
In sum, before the door lock closure, the present invention makes the elevator drive main frame realize pre-excitation through utilizing door lock shunting device short circuit door lock, has effectively saved the delay time of elevator starter, has improved elevator efficient greatly.
Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only are casehistorys, protection scope of the present invention is limited appended claims.Those skilled in the art can make numerous variations or modification to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.

Claims (9)

1. preparatory starting method of elevator is characterized in that this method may further comprise the steps:
S 1, elevator control gear receives outgoing call in the same way or instruction, and said control setup closes gate signal to the output of door machine;
S 2, door lock shunting device short circuit door lock;
S 3, main contactor begins adhesive, motor driver begins elevator drive main frame pre-excitation then, gets into zero servo condition;
S 4, said control setup drives the band-type brake contactless switch, band-type brake opens, elevator begins normal operation.
2. the preparatory starting method of elevator as claimed in claim 1 is characterized in that said step S 2With step S 3Between further comprising the steps of:
S 21, said elevator control gear detects the contact signal of said door lock shunting device;
S 22, judge whether said elevator control gear detects the contact signal of said door lock shunting device; If then get into step S 3If not, then return step S 21
3. elevator starter method as claimed in claim 1 is characterized in that, said step S 3In also comprise: said main contactor adhesive one Preset Time and closing the door above behind the certain hour, said control setup send action command for said motor driver.
4. elevator starter method as claimed in claim 3 is characterized in that said Preset Time is provided with through parameter in advance.
5. the preparatory starting method of elevator as claimed in claim 1 is characterized in that said step S 4Further comprising the steps of before:
S 41, said control setup receives the door-closing in-place signal that said door machine sends and the operation feedback signal of said motor driver, and through discharging said door lock shunting device behind the delay time.
6. the preparatory starting method of elevator as claimed in claim 5 is characterized in that said delay time is provided with through parameter in advance.
7. the preparatory starting method of elevator as claimed in claim 5 is characterized in that said step S 3Further comprising the steps of afterwards:
S 31, judged whether outside enabling signal; If said elevator control gear stops to export action command to said motor driver, and through returning step S after the reaction time 3If not, then get into step S 32
S 32, judge whether door-closing in-place; If not, then return step S 31If then get into step S 41
8. the preparatory starting method of elevator as claimed in claim 7 is characterized in that the said reaction time is provided with through parameter in advance.
9. the preparatory starting method of elevator as claimed in claim 1 is characterized in that, the said instruction of outgoing call in the same way comprises the outgoing call in the same way of lift car place floor.
CN201110249225.7A 2011-08-26 2011-08-26 Elevator pre-starting method Active CN102336354B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104444913A (en) * 2014-09-24 2015-03-25 深圳市正弦电气股份有限公司 Braking method and device of crane
CN104860147A (en) * 2015-06-15 2015-08-26 北京安泰鸿源电梯设计有限公司 Method for preventing accidental movement of elevator cage
CN110065863A (en) * 2019-03-18 2019-07-30 宁波宏大电梯有限公司 A kind of door lock short circuit detection control method and system based on door lock of elevator bypass
CN111762642A (en) * 2020-06-20 2020-10-13 广东卓梅尼技术股份有限公司 Elevator pre-starting control method
CN114291670A (en) * 2021-12-30 2022-04-08 上海三菱电梯有限公司 Elevator starting control method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917029A (en) * 1974-05-10 1975-11-04 Armor Elevator Co Inc Transportation system with brake control and combined brake and field power supply
JPH02175575A (en) * 1988-12-23 1990-07-06 Mitsubishi Electric Corp Control device for alternating current elevator
JP2559706B2 (en) * 1986-05-08 1996-12-04 三菱電機株式会社 AC elevator control device
CN1644479A (en) * 2005-01-07 2005-07-27 陈金林 Controller and controlling method for preventing elevator from harming event

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917029A (en) * 1974-05-10 1975-11-04 Armor Elevator Co Inc Transportation system with brake control and combined brake and field power supply
JP2559706B2 (en) * 1986-05-08 1996-12-04 三菱電機株式会社 AC elevator control device
JPH02175575A (en) * 1988-12-23 1990-07-06 Mitsubishi Electric Corp Control device for alternating current elevator
CN1644479A (en) * 2005-01-07 2005-07-27 陈金林 Controller and controlling method for preventing elevator from harming event

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104444913A (en) * 2014-09-24 2015-03-25 深圳市正弦电气股份有限公司 Braking method and device of crane
CN104860147A (en) * 2015-06-15 2015-08-26 北京安泰鸿源电梯设计有限公司 Method for preventing accidental movement of elevator cage
CN104860147B (en) * 2015-06-15 2017-10-17 北京安泰鸿源电梯设计有限公司 Prevent accidental movement of elevator cage method
CN110065863A (en) * 2019-03-18 2019-07-30 宁波宏大电梯有限公司 A kind of door lock short circuit detection control method and system based on door lock of elevator bypass
CN111762642A (en) * 2020-06-20 2020-10-13 广东卓梅尼技术股份有限公司 Elevator pre-starting control method
CN114291670A (en) * 2021-12-30 2022-04-08 上海三菱电梯有限公司 Elevator starting control method

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Inventor after: Ji Defa

Inventor after: Shen Huizhong

Inventor after: Cai Liang

Inventor after: Wang Chunxiang

Inventor after: Gao Hao

Inventor before: Shen Huizhong

Inventor before: Cai Liang

Inventor before: Wang Chunxiang

Inventor before: Gao Hao

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: SHEN HUIZHONG CAI LIANG WANG CHUNXIANG GAO HAO TO: JI DEFA SHEN HUIZHONG CAI LIANG WANG CHUNXIANG GAO HAO