CN106395541B - Elevator internal contracting brake control system - Google Patents
Elevator internal contracting brake control system Download PDFInfo
- Publication number
- CN106395541B CN106395541B CN201610974025.0A CN201610974025A CN106395541B CN 106395541 B CN106395541 B CN 106395541B CN 201610974025 A CN201610974025 A CN 201610974025A CN 106395541 B CN106395541 B CN 106395541B
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- China
- Prior art keywords
- band
- type brake
- drive module
- voltage
- electronic switch
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/14—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of excessive loads
- B66B5/145—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of excessive loads electrical
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- Elevator Control (AREA)
Abstract
The present invention provides a kind of elevator internal contracting brake control systems, including ac input end, band-type brake drive module and band-type brake, the band-type brake drive module includes EMC circuit, controlled rectification and AC voltage adjusting module, current detection module, electronic switch, diode, voltage-stablizer, isolation drive module and MCU circuit.Compared with the relevant technologies, electronic switch is arranged in band-type brake drive module in elevator internal contracting brake control system provided by the invention, the electronic switch can whether output voltage controls on-off according to band-type brake drive module, to efficiently solve the problems, such as the car slipping during elevator emergency stop, and do not need additionally to increase a contactor.
Description
Technical field
The present invention relates to elevator technology field more particularly to a kind of elevator internal contracting brake control systems.
Background technique
With the leap of electronic science and technology, elevator technology is rapidly developed, wherein actuation techniques and control technology
It has passed through several generations upgrading and accomplished permanent magnet synchronous variable-speed and the full intelligent control of microcomputer, improve the reliability and stabilization of complete machine
Property.But it is but continued to use always as the brake control circuit of one of the most important operating circuit of elevator (also known as " brake loop ")
Traditional design method.
In recent years, steeply rising with elevator usage, elevator safety accident is also in the situation being gradually increasing, wherein braking
Device failure accounts for about 80%.Here in addition to mechanical breakdown, leading to a major reason of brake troubles is exactly elevator brake
In system the contactor of brake loop can not rapid disconnecting circuit in time, cause brake sticking brake to lag.Band-type brake drive module is direct
Band-type brake is driven, due to the inductive load characteristic of band-type brake, when driver stops exporting, the electric current that band-type brake still has the short time passes through
(afterflow effect of inductance) also can allow the elevator that should stop at once being moved although the time of afterflow is very short
It is dynamic, i.e., so-called car slipping phenomenon.
Second, band-type brake drive module is to a contactor is concatenated between band-type brake, in normal work, contactor is to turn on shape
State, when driver stops exporting, contactor also can disconnection simultaneously, the continuous current circuit of such band-type brake is just interrupted, do not continue
The presence of stream, elevator will stop at once, so the car slipping in order to solve the problems, such as elevator, existing design can only just connect by concatenation
The method of tentaculum is realized.
Therefore, it is necessary to provide the new elevator internal contracting brake control system of one kind to solve the above problems.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of elevator internal contracting brake control systems, and which solve elevator emergency stop mistakes
Car slipping problem in journey, and do not need additionally to increase a contactor.
The present invention provides a kind of elevator internal contracting brake control system, including ac input end, it is electrically connected with the ac input end
The band-type brake drive module connect and the band-type brake being electrically connected with the band-type brake drive module, the band-type brake drive module includes for detecting
The electronic switch whether the band-type brake drive module has voltage output and connect with the band-type brake, wherein when the band-type brake drives
When module has voltage output, the electronic switch is connected to control the band-type brake and be powered, and otherwise the electronic switch is disconnected to control
Make the brake-contracting cut-off.
Preferably, the band-type brake drive module further includes the EMC circuit, controlled rectification and AC voltage adjusting mould being sequentially connected electrically
Block and current detection module, the EMC circuit are electrically connected with the ac input end, the current detection module with described armful
Lock electrical connection, the band-type brake drive module further includes diode, voltage-stablizer, isolation drive module and MCU circuit, the electronics
Switch is serially connected between the controlled rectification and AC voltage adjusting module and the band-type brake, and the anode of the diode is connected to described
Between controlled rectification and AC voltage adjusting module and the current detection module, cathode is connected to the controlled rectification and AC voltage adjusting
Between module and the electronic switch, the input terminal of the voltage-stablizer is connected to the EMC circuit and the controlled rectification and tune
Between die block, output end is connect with the electronic switch, and the isolation drive module and the MCU circuit are sequentially connected in series in institute
It states between controlled rectification and AC voltage adjusting module and the current detection module
Preferably, the electronic switch is high-voltage MOSFET pipe.
Preferably, the voltage-stablizer is 12 volts of voltage-stablizers.
It preferably, further include the contactor being serially connected between the ac input end and the band-type brake drive module.
Preferably, the contactor is made of two contacts.
Compared with the relevant technologies, electronic cutting is arranged in band-type brake drive module in elevator internal contracting brake control system provided by the invention
It closes, the electronic switch can whether output voltage controls on-off according to band-type brake drive module, to efficiently solve elevator emergency stop
Car slipping problem in the process, and do not need additionally to increase a contactor.
Detailed description of the invention
Fig. 1 is the electrical block diagram of elevator internal contracting brake control system of the present invention.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, Fig. 1 is the electrical block diagram of elevator internal contracting brake control system of the present invention.The elevator internal contracting brake control
The band-type brake drive module 2 and band-type brake drive that system 100 processed includes ac input end 1, is electrically connected with the ac input end 1
The band-type brake 3 that dynamic model block 2 is electrically connected and the contactor being serially connected between the ac input end 1 and the band-type brake drive module 2
4, the contactor 4 is made of two contacts.The ac input end 1 is realized by control the band-type brake drive module 2
On-off between the band-type brake 3, and then realize the control to the band-type brake 3.
The ac input end 1 is for providing alternating current.
The band-type brake drive module 2 includes EMC circuit 20, controlled rectification and AC voltage adjusting module 21, current detection module
22, electronic switch 23, diode D, voltage-stablizer 24, isolation drive module 25 and MCU circuit 26.
The EMC circuit 20, the controlled rectification and AC voltage adjusting module 21 and the current detection module 22 are successively
Electrical connection.The EMC circuit 20 is electrically connected with the ac input end 1, the switch noise generated when for preventing controlled rectification
Pollute circuit.The controlled rectification and AC voltage adjusting module 21 are adjustable by algorithm realization output voltage, so as to according to reality
Need to meet 50~200 volts of direct current output.The current detection module 22 is electrically connected with the band-type brake 3, is detected for the moment
The variation for exporting electric current, when there is overload to occur, which can be transmitted to elevator control system to carry out lift car
Safety stop.
The anode of the diode D is connected to the controlled rectification and AC voltage adjusting module 21 and the current detection module
Between 22, cathode is connected between the controlled rectification and AC voltage adjusting module 21 and the electronic switch 23.The diode D
For the afterflow of the band-type brake 3, since the band-type brake 3 is inductive load, in control switching process, when rectifying shutdown, institute
It states diode D and plays the role of afterflow.
The electronic switch 23 is serially connected between the controlled rectification and AC voltage adjusting module 21 and the band-type brake 3.It is described
Electronic switch 23 is high-voltage MOSFET pipe, can be connected as input voltage is connected, otherwise shutdown, the electronic switch 23 are connected
It is powered with controlling the band-type brake 3, otherwise the electronic switch 23 is disconnected to control the band-type brake 3 and power off.In this way, electric in order to prevent
There is the problem of band-type brake 3 cannot turn off at once because the afterflow of diode D acts on when terraced emergency stop, in turn results in car slipping hair
It is raw.
The input terminal of the voltage-stablizer 24 be connected to the EMC circuit 20 and the controlled rectification and voltage regulating module 21 it
Between, output end is connect with the electronic switch 23.The input terminal of the voltage-stablizer 24 is connected on firewire and zero curve simultaneously.It is described
Voltage-stablizer 24 is 12 volts of voltage-stablizers, for providing stable driving power to the electronic switch 23.
The isolation drive module 25 and the MCU circuit 26 are sequentially connected in series in the controlled rectification and AC voltage adjusting module
Between 21 and the current detection module 22.The flow blocking drive module 25 is used for the controlled rectification and AC voltage adjusting module 21
Driving.26 one side of MCU circuit carries out Regulation Control, another aspect moment monitoring output electric current shape to regulating circuit
The output voltage of the band-type brake 3 can also be arranged in state, operator by external interface.
Compared with the relevant technologies, the elevator internal contracting brake control system 100 provided by the invention is in the band-type brake drive module 2
The middle setting electronic switch 23, the electronic switch 23 can whether output voltage be logical to control according to the band-type brake drive module 2
It is disconnected, to efficiently solve the problems, such as the car slipping during elevator emergency stop, and do not need additionally to increase a contactor.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (5)
1. a kind of elevator internal contracting brake control system, which is characterized in that be electrically connected including ac input end, with the ac input end
Band-type brake drive module and the band-type brake being electrically connected with the band-type brake drive module, the band-type brake drive module include described for detecting
The electronic switch whether band-type brake drive module has voltage output and connect with the band-type brake, wherein when the band-type brake drive module
When having voltage output, the electronic switch is connected to control the band-type brake and be powered, and otherwise the electronic switch is disconnected to control
State brake-contracting cut-off；The band-type brake drive module further include the EMC circuit, controlled rectification and AC voltage adjusting module that are sequentially connected electrically with
And current detection module, the EMC circuit are electrically connected with the ac input end, the current detection module and band-type brake electricity
Connection, the band-type brake drive module further includes diode, voltage-stablizer, isolation drive module and MCU circuit, the electronic switch
It is serially connected between the controlled rectification and AC voltage adjusting module and the band-type brake, the anode of the diode is connected to described controllable
Between rectification and AC voltage adjusting module and the current detection module, cathode is connected to the controlled rectification and AC voltage adjusting module
Between the electronic switch, the input terminal of the voltage-stablizer is connected to the EMC circuit and the controlled rectification and pressure regulation mould
Between block, output end is connect with the electronic switch, the isolation drive module and the MCU circuit be sequentially connected in series in it is described can
Between control rectification and AC voltage adjusting module and the current detection module.
2. elevator internal contracting brake control system according to claim 1, which is characterized in that the electronic switch is high-voltage MOSFET
Pipe.
3. elevator internal contracting brake control system according to claim 1, which is characterized in that the voltage-stablizer is 12 volts of voltage-stablizers.
4. elevator internal contracting brake control system according to claim 1, which is characterized in that further include being serially connected with the exchange input
Contactor between end and the band-type brake drive module.
5. elevator internal contracting brake control system according to claim 4, which is characterized in that the contactor is by two contact structures
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610974025.0A CN106395541B (en) | 2016-11-03 | 2016-11-03 | Elevator internal contracting brake control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610974025.0A CN106395541B (en) | 2016-11-03 | 2016-11-03 | Elevator internal contracting brake control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106395541A CN106395541A (en) | 2017-02-15 |
| CN106395541B true CN106395541B (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610974025.0A Active CN106395541B (en) | 2016-11-03 | 2016-11-03 | Elevator internal contracting brake control system |
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| CN (1) | CN106395541B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118934B (en) * | 2019-03-08 | 2021-08-06 | 广东省特种设备检测研究院珠海检测院 | Method for detecting effectiveness of abnormal power loss protection function of crane motor stator |
| CN110118933B (en) * | 2019-03-08 | 2024-07-30 | 广东省特种设备检测研究院珠海检测院 | Crane motor stator abnormal power-off protection function effectiveness detection system |
| CN110880904A (en) * | 2019-10-16 | 2020-03-13 | 珠海格力电器股份有限公司 | Servo motor and method for automatically eliminating back electromotive force of band-type brake |
| CN111573463A (en) * | 2020-05-29 | 2020-08-25 | 广东省特种设备检测研究院 | Portable elevator brake action reliability testing device and testing method |
| CN111880031B (en) * | 2020-07-14 | 2023-06-30 | 广州橙行智动汽车科技有限公司 | Determination method, detection method, server, and storage medium |
| CN113017666A (en) * | 2021-02-05 | 2021-06-25 | 明峰医疗系统股份有限公司 | Anti-falling brake circuit of diagnostic bed and CT scanning bed |
| CN113162479A (en) * | 2021-04-13 | 2021-07-23 | 苏州汇川技术有限公司 | Driving and monitoring circuit of brake of servo motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008056428A (en) * | 2006-08-31 | 2008-03-13 | Toshiba Elevator Co Ltd | Elevator control device |
| CN202089659U (en) * | 2011-05-24 | 2011-12-28 | 上海盛蒂斯自动化设备有限公司 | Roomless elevator brake releasing control device |
| CN103693517A (en) * | 2013-12-31 | 2014-04-02 | 江苏三上机电制造股份有限公司 | Frequency converting control system for building hoist and control method for frequency converting control system |
| CN104379482A (en) * | 2012-05-31 | 2015-02-25 | 通力股份公司 | Drive device of elevator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080722B (en) * | 2012-02-03 | 2015-11-25 | 奥的斯电梯公司 | For reducing the system and method for the speed of elevator car |
| EP2918536B1 (en) * | 2014-03-12 | 2022-06-22 | ABB Schweiz AG | Condition monitoring of vertical transport equipment |
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2016
- 2016-11-03 CN CN201610974025.0A patent/CN106395541B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008056428A (en) * | 2006-08-31 | 2008-03-13 | Toshiba Elevator Co Ltd | Elevator control device |
| CN202089659U (en) * | 2011-05-24 | 2011-12-28 | 上海盛蒂斯自动化设备有限公司 | Roomless elevator brake releasing control device |
| CN104379482A (en) * | 2012-05-31 | 2015-02-25 | 通力股份公司 | Drive device of elevator |
| CN103693517A (en) * | 2013-12-31 | 2014-04-02 | 江苏三上机电制造股份有限公司 | Frequency converting control system for building hoist and control method for frequency converting control system |
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| Publication number | Publication date |
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| CN106395541A (en) | 2017-02-15 |
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