CN106395541A - Control system for elevator brake - Google Patents
Control system for elevator brake Download PDFInfo
- Publication number
- CN106395541A CN106395541A CN201610974025.0A CN201610974025A CN106395541A CN 106395541 A CN106395541 A CN 106395541A CN 201610974025 A CN201610974025 A CN 201610974025A CN 106395541 A CN106395541 A CN 106395541A
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- CN
- China
- Prior art keywords
- type brake
- band
- module
- drive module
- control system
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 invention provides a control system for an elevator brake. The control system comprises an alternating current input end, a brake driving module and the brake, wherein the brake driving module comprises an EMC circuit, a controllable rectification and alternating current voltage regulation module, a current detection module, an electronic switch, a diode, a voltage stabilizer, an isolation driving module and an MCU circuit. Compared with the prior art, the control system for the elevator brake provided by the invention has the advantages that the electronic switch is arranged in the brake driving module, the electronic switch is controlled to be switched on and switched off according to the fact whether the brake driving module outputs voltage or not, the sliding problem during the elevator sudden stop process is effectively solved, and a contactor does not need to be additionally added.
Description
Technical field
The present invention relates to elevator technology field, more particularly, to a kind of elevator internal contracting brake control system.
Background technology
With the leap of electronic science and technology, elevator technology is developed rapidly, wherein actuation techniques and control technology
Have passed through several generations upgrading and accomplished permanent magnet synchronous variable-speed and the full Based Intelligent Control of microcomputer, improve the reliability of whole machine and stablize
Property.But the brake control circuit (also known as " brake loop ") as one of the topmost operating circuit of elevator is but continued to use all the time
Traditional method for designing.
In recent years, steeply rising with elevator usage, elevator safety accident is in also the situation being gradually increasing, and wherein brakes
Device fault accounts for 80%.Here, in addition to mechanical breakdown, a major reason leading to brake troubles is exactly elevator brake
In system the catalyst of brake loop cannot rapid disconnecting circuit in time, cause brake sticking brake delayed.Band-type brake drive module is direct
Drive band-type brake, due to the inductive load characteristic of band-type brake, when driver stops output, the electric current that band-type brake still has the short time passes through
(afterflow effect of inductance) although the time of afterflow very short, but the elevator that should at once stop also being allowed to there occurs shifting
Dynamic, i.e. so-called car slipping phenomenon.
Second, band-type brake drive module concatenates a catalyst between band-type brake, in normal work, catalyst is to turn on shape
State, when driver stops output, catalyst also can disconnection simultaneously, the continuous current circuit of such band-type brake is just interrupted, not continuous
The presence of stream, elevator will stop at once, so for the car slipping solving the problems, such as elevator, existing design just can only connect by concatenation
The method of tentaculum is realizing.
Therefore, it is necessary to provide a kind of new elevator internal contracting brake control system to solve the above problems.
Content of the invention
The technical problem to be solved in the invention is to provide a kind of elevator internal contracting brake control system, which solves elevator jerk mistake
Car slipping problem in journey, and do not need additionally to increase a catalyst.
The invention provides a kind of elevator internal contracting brake control system, it is electrically connected with described ac input end including ac input end
The band-type brake drive module connecing and the band-type brake electrically connecting with described band-type brake drive module, described band-type brake drive module is included for detecting
Whether described band-type brake drive module has voltage output the electrical switch being connected with described band-type brake, wherein, when described band-type brake drives
When module has voltage output, described electrical switch is connected to control described band-type brake energising, and otherwise described electrical switch disconnects to control
Make described brake-contracting cut-off.
Preferably, described band-type brake drive module also includes EMC circuit, controlled rectification and the AC voltage adjusting mould being sequentially connected electrically
Block and current detection module, described EMC circuit is electrically connected with described ac input end, described current detection module with described armful
Lock electrically connects, and described band-type brake drive module also includes diode, manostat, isolation drive module and MCU circuit, described electronics
Switch is serially connected between described controlled rectification and AC voltage adjusting module and described band-type brake, and the positive pole of described diode is connected to described
Between controlled rectification and AC voltage adjusting module and described current detection module, negative pole is connected to described controlled rectification and AC voltage adjusting
Between module and described electrical switch, the input of described manostat is connected to described EMC circuit and described controlled rectification and tune
Between die block, outfan is connected with described electrical switch, and described isolation drive module and described MCU circuit are sequentially connected in series in institute
State between controlled rectification and AC voltage adjusting module and described current detection module
Preferably, described electrical switch is high-voltage MOSFET pipe.
Preferably, described manostat is 12 volts of manostat.
Preferably, also include the catalyst being serially connected between described ac input end and described band-type brake drive module.
Preferably, described catalyst is made up of two contacts.
Compared with correlation technique, the elevator internal contracting brake control system that the present invention provides arranges electronic cutting in band-type brake drive module
Close, this electrical switch can whether output voltage controls break-make according to band-type brake drive module, thus efficiently solving elevator jerk
During car slipping problem, and do not need additionally to increase a catalyst.
Brief description
Fig. 1 is the electrical block diagram of elevator internal contracting brake control system of the present invention.
Specific embodiment
The enforcement it is clear that described will be clearly and completely described to the technical scheme in the embodiment of the present invention below
Example is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection
Enclose.
Refer to Fig. 1, Fig. 1 is the electrical block diagram of elevator internal contracting brake control system of the present invention.Described elevator internal contracting brake control
System 100 processed includes band-type brake drive module 2 and the drive of described band-type brake that ac input end 1 is electrically connected with described ac input end 1
Dynamic model block 2 electrical connection band-type brake 3 and be serially connected with the catalyst between described ac input end 1 and described band-type brake drive module 2
4, described catalyst 4 is made up of two contacts.Described ac input end 1 is realized by the described band-type brake drive module 2 of control
Break-make and described band-type brake 3 between, and then realize the control to described band-type brake 3.
Described ac input end 1 is used for providing alternating current.
Described band-type brake drive module 2 includes EMC circuit 20, controlled rectification and AC voltage adjusting module 21, current detection module
22nd, electrical switch 23, diode D, manostat 24, isolation drive module 25 and MCU circuit 26.
Described EMC circuit 20, described controlled rectification and AC voltage adjusting module 21 and described current detection module 22 are successively
Electrical connection.Described EMC circuit 20 is electrically connected with described ac input end 1, for preventing the switch noise producing during controlled rectification
Pollution circuit.It is adjustable that described controlled rectification and AC voltage adjusting module 21 realize output voltage by algorithm, thus can be according to reality
Need to meet 50～200 volts of direct current output.Described current detection module 22 is electrically connected with described band-type brake 3, for moment detection
The change of output current, when there being overload to occur, this overload messages can be delivered to apparatus for controlling elevator to carry out lift car
Safety stop.
The positive pole of described diode D is connected to described controlled rectification and AC voltage adjusting module 21 and described current detection module
Between 22, negative pole is connected between described controlled rectification and AC voltage adjusting module 21 and described electrical switch 23.Described diode D
For the afterflow of described band-type brake 3, because described band-type brake 3 is inductive load, in controlling switching process, when rectification turns off, institute
State diode D and play afterflow effect.
Described electrical switch 23 is serially connected between described controlled rectification and AC voltage adjusting module 21 and described band-type brake 3.Described
Electrical switch 23 is high-voltage MOSFET pipe, can connect with input voltage and turn on, otherwise turn off, described electrical switch 23 is connected
To control described band-type brake 3 to be energized, otherwise described electrical switch 23 disconnects to control the power-off of described band-type brake 3.So, in order to prevent electricity
Because the afterflow of diode D acts on, the problem that described band-type brake 3 can not turn off at once occurs during terraced jerk, in turn result in car slipping and send out
Raw.
The input of described manostat 24 be connected to described EMC circuit 20 and described controlled rectification and voltage regulating module 21 it
Between, outfan is connected with described electrical switch 23.The input of described manostat 24 is simultaneously coupled on live wire and zero line.Described
Manostat 24 is 12 volts of manostat, for providing stable driving power supply to described electrical switch 23.
Described isolation drive module 25 and described MCU circuit 26 are sequentially connected in series in described controlled rectification and AC voltage adjusting module
Between 21 and described current detection module 22.Described flow blocking drive module 25 is used for described controlled rectification and AC voltage adjusting module 21
Driving.Described MCU circuit 26 1 aspect carries out Regulation Control to regulating circuit, and the another aspect moment monitors output current shape
State, operator can also arrange the output voltage of described band-type brake 3 by external interface.
Compared with correlation technique, the described elevator internal contracting brake control system 100 that the present invention provides is in described band-type brake drive module 2
The described electrical switch 23 of middle setting, this electrical switch 23 can according to described band-type brake drive module 2 whether output voltage control logical
Disconnected, thus efficiently solving the problems, such as the car slipping during elevator jerk, and do not need additionally to increase a catalyst.
The foregoing is only embodiments of the invention, not thereby limit the present invention the scope of the claims, every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in the skills of other correlations
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of elevator internal contracting brake control system is it is characterised in that include what ac input end was electrically connected with described ac input end
Band-type brake drive module and the band-type brake electrically connecting with described band-type brake drive module, described band-type brake drive module includes described for detecting
Whether band-type brake drive module has voltage output the electrical switch being connected with described band-type brake, wherein, when described band-type brake drive module
When having voltage output, described electrical switch is connected to control described band-type brake energising, and otherwise described electrical switch disconnects to control
State brake-contracting cut-off.
2. elevator internal contracting brake control system according to claim 1 it is characterised in that described band-type brake drive module also include according to
The EMC circuit of secondary electrical connection, controlled rectification and AC voltage adjusting module and current detection module, described EMC circuit and described friendship
Stream input electrical connection, described current detection module electrically connected with described band-type brake, described band-type brake drive module also include diode,
Manostat, isolation drive module and MCU circuit, described electrical switch be serially connected with described controlled rectification and AC voltage adjusting module with
Between described band-type brake, the positive pole of described diode is connected to described controlled rectification and AC voltage adjusting module and described current detecting mould
Between block, negative pole is connected between described controlled rectification and AC voltage adjusting module and described electrical switch, described manostat defeated
Enter end to be connected between described EMC circuit and described controlled rectification and voltage regulating module, outfan is connected with described electrical switch, institute
State isolation drive module and described MCU circuit is sequentially connected in series in described controlled rectification and AC voltage adjusting module and described current detecting
Between module.
3. elevator internal contracting brake control system according to claim 1 and 2 is it is characterised in that described electrical switch is high pressure
MOSFET manages.
4. elevator internal contracting brake control system according to claim 2 is it is characterised in that described manostat is 12 volts of manostat.
5. elevator internal contracting brake control system according to claim 2 is it is characterised in that also include being serially connected with described exchange input
Catalyst between end and described band-type brake drive module.
6. elevator internal contracting brake control system according to claim 5 is it is characterised in that described catalyst is by two contact structures
Become.
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 true CN106395541A (en) | 2017-02-15 |
| CN106395541B CN106395541B (en) | 2019-10-18 |
Family
ID=58015011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610974025.0A Active CN106395541B (en) | 2016-11-03 | 2016-11-03 | Elevator internal contracting brake control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106395541B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118934A (en) * | 2019-03-08 | 2019-08-13 | 广东省特种设备检测研究院珠海检测院 | A kind of crane motor stator exception loss protecting function validation checking method |
| CN110118933A (en) * | 2019-03-08 | 2019-08-13 | 广东省特种设备检测研究院珠海检测院 | A kind of crane motor stator exception loss protecting function validation checking 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 |
| CN111880031A (en) * | 2020-07-14 | 2020-11-03 | 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 (6)
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| 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 |
| US20140367206A1 (en) * | 2012-02-03 | 2014-12-18 | Otis Elevator Company | System and Method for Reducing Speed of An Elevator |
| CN104379482A (en) * | 2012-05-31 | 2015-02-25 | 通力股份公司 | Drive device of elevator |
| US20150259174A1 (en) * | 2014-03-12 | 2015-09-17 | Abb Oy | Condition monitoring of vertical transport equipment |
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2016
- 2016-11-03 CN CN201610974025.0A patent/CN106395541B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| US20140367206A1 (en) * | 2012-02-03 | 2014-12-18 | Otis Elevator Company | System and Method for Reducing Speed of An Elevator |
| 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 |
| US20150259174A1 (en) * | 2014-03-12 | 2015-09-17 | Abb Oy | Condition monitoring of vertical transport equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118934A (en) * | 2019-03-08 | 2019-08-13 | 广东省特种设备检测研究院珠海检测院 | A kind of crane motor stator exception loss protecting function validation checking method |
| CN110118933A (en) * | 2019-03-08 | 2019-08-13 | 广东省特种设备检测研究院珠海检测院 | A kind of crane motor stator exception loss protecting function validation checking 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 |
| CN111880031A (en) * | 2020-07-14 | 2020-11-03 | 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 |
| WO2022217847A1 (en) * | 2021-04-13 | 2022-10-20 | 苏州汇川技术有限公司 | Driving and monitoring circuits for band brake of servo motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106395541B (en) | 2019-10-18 |
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