CN108773786A - Elevator brake Power Supply breaking system - Google Patents
Elevator brake Power Supply breaking system Download PDFInfo
- Publication number
- CN108773786A CN108773786A CN201810565396.2A CN201810565396A CN108773786A CN 108773786 A CN108773786 A CN 108773786A CN 201810565396 A CN201810565396 A CN 201810565396A CN 108773786 A CN108773786 A CN 108773786A
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- CN
- China
- Prior art keywords
- elevator
- brake
- logic control
- output end
- signal input
- Prior art date
- 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
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/24—Operating devices
- B66D5/30—Operating devices electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Elevator Control (AREA)
Abstract
The present invention relates to control device for lift brake, especially elevator brake Power Supply breaking system.The brake includes：Input circuit, AC-DC conversion module, DC/DC power conversion units；Logic control module：Elevator controlling relay is connected, logic control instruction is generated according to the turn-on and turn-off state of elevator controlling relay；Solid-state switch：It is connected to the signal output end of Logic control module and receives the control instruction that Logic control module sends out, control output voltage and exported by voltage output end；Continued flow component module：It is connected to the voltage output end and output loop of solid-state switch.Circuit no-spark generates when breakaway braking device power supply can be achieved in the present invention；Simultaneously when brake coil current turns off, the counter electromotive force that energy absorbing coil generates to ensure that elevator brake is reliably braked, and ensures the safety of this short-circuiting means, ensure that the no-delay release of brake.
Description
Technical field
The present invention relates to control device for lift brake, especially elevator brake Power Supply breaking system.
Background technology
Elevator brake is the brake component on the traction sheave for act on elevator traction machine, and induction is equipped in elevator brake
Coil, when elevator is run, the induction coil energization of elevator brake makes the brake block of brake leave traction sheave, at this time motor
Traction sheave rotation is driven, drives steel wire rope that lift car is driven to be moved up or down on guide rail by traction sheave；In elevator
When stopping, the power-off of the induction coil of elevator brake makes the brake block of brake check traction sheave, brake stop after by traction sheave and
Steel wire rope makes lift car stop on guide rail.
In the process, elevator brake is powered off or is powered by its induction coil to control brake block braking or not make
Dynamic, traditional brake control circuit is to concatenate two groups of contacts of contactor at the both ends of the induction coil of brake, at two groups
When contacts of contactor is closed, the induction coil of elevator brake is powered, and induction coil is attracted brake block, makes brake block far from braking
Disk, it is not braking at this time；When two groups of contacts of contactor disconnect or have one group of disconnection, the induction coil power-off of elevator brake, sense
Releasing winding brake block is answered, brake block is made to contact brake disc, realizes braking.In this course of work, due to elevator brake line
Circle operating current is direct current, causes to disconnect the more demanding of contacts of contactor, the contactor of equivalent specifications, which disconnects D. C. value, is
It disconnects 1/10th of exchange value, disconnects moment under the back-emf effect of induction coil, contact will produce larger fire
Flower often needs access arc-suppression circuit, but access after arc-suppression circuit, induction coil generates continuous in order to avoid spark generates
Stream, easily causes induction coil sustained release brake block, influences the timely braking of brake disc, there are security risks.
Invention content
An object of the present invention, which is to provide one kind, can either avoid generating electric spark and being capable of timely control brake
To the elevator brake Power Supply breaking system of brake disc braking.
The device includes：
Input circuit：The external mains-supplied circuit of connection, obtains elevator brake driving power；
AC-DC conversion module：It is connected to input interface, electric main input is converted into direct current output；
DC/DC power conversion units：It is connect with AC-DC conversion module, the direct current that the conversion of AC-DC conversion module is obtained
Decompression isolation be converted to low-voltage direct export give Logic control module power supply；
Logic control module：The signal input part and signal being connect including Logical processing unit and with Logical processing unit
Output end；The signal input part connects elevator controlling relay, and Logical processing unit is led according to elevator controlling relay
Logical and off state generates logic control instruction, and logic control instruction is exported by signal output end；
Solid-state switch：Including signal input part, voltage input end and voltage output end, the signal input part is connected to
The signal output end of Logic control module simultaneously receives control instruction that Logic control module sends out, according to receiving Logic control module
The instruction sent out controls output voltage and is exported by voltage output end；
Continued flow component module：It is connected to the voltage output end of solid-state switch, becomes shutdown moment from conducting in solid-state switch,
The reverse potential that absorption brake coil generates, protective device；
Output loop is connect with continued flow component, for connecting the elevator brake controlled.
Preferably, the signal input part of the Logic control module includes the first signal input part, second signal input
End, third signal input part；The full conducting switch of the first signal input part connection elevator controlling relay, second signal
The fully closed disconnection that input terminal connects elevator controlling relay is closed, and the 80% of third signal input part connection elevator controlling relay leads
Open up pass.
Preferably, the Logic control module is equipped with the signal output end described all the way；The signal output end connects
A solid-state switch is connect, which connects two brakes by an output loop.
Preferably, the Logic control module is equipped with the signal output end described in two-way；The two paths of signals output
End is separately connected a solid-state switch, and each solid-state switch connects a brake by an output loop respectively.
Preferably, the input circuit includes the first ac terminal and the second ac terminal, the described first exchange end
Son and the second ac terminal are separately connected an elevator contactor.
The elevator brake Power Supply breaking system of the present invention is by solid-state tripper with the cooperation of control switch, it can be achieved that disconnected
Circuit no-spark generates when open brake is powered；Simultaneously when brake coil current turns off, the anti-electricity of energy absorbing coil generation
Kinetic potential to ensure that elevator brake is reliably braked, and ensures the safety of this short-circuiting means；Since circuit does not have spark problems,
The continuous current circuit resistance of brake can make it is larger, can make in this way freewheel current generate magnetic force be less than brake braking pressure
Power ensure that the no-delay release of brake.
Description of the drawings
Fig. 1 is the modular structure schematic diagram of first embodiment of the invention；
Fig. 2 is the detailed line map of first embodiment of the invention；
Fig. 3 is the modular structure schematic diagram of second embodiment of the invention；
Fig. 4 is the modular structure schematic diagram of second embodiment of the invention.
Specific implementation mode
As shown in Figure 1, the elevator brake Power Supply breaking system of the first embodiment of the present invention includes
Input circuit 1：The external mains-supplied circuit of connection, obtains elevator brake and obtains 110V/220V driving powers；
AC-DC conversion module 2：It is connected to input interface, electric main input is converted into direct current output；
DC/DC power conversion units 3：It is connect with AC-DC conversion module 2, the conversion of AC-DC conversion module 2 is obtained
DC decompression isolation be converted to low-voltage direct export give Logic control module power supply；
Logic control module 4：Including Logical processing unit 41 and the signal input part being connect with Logical processing unit 41 42
And signal output end 43；The signal input part 42 connects elevator controlling relay, and Logical processing unit 41 is according to elevator
The turn-on and turn-off state for controlling relay generates logic control instruction, and logic control instruction is exported by signal output end 43；
Wherein, elevator controlling relay is the existing switch control device for being installed on Elevator operation control system, Logical processing unit
The foundation that 41 on off states for being attached thereto acquisition elevator controlling relay judge as logical process.
Solid-state switch 5：Including signal input part 51, voltage input end 52 and voltage output end 53, signal input
End 51 is connected to the signal output end 43 of Logic control module 4 and receives control instruction, basis that Logic control module 4 is sent out and connects
It receives the instruction control output voltage that Logic control module 4 is sent out and is exported by voltage output end；By using solid-state switch, due to
Solid-state switch contactless disconnection and contact when carrying out switching, so avoiding the generation of spark.
Continued flow component module 6：It is connected to the voltage output end of solid-state switch 5, becomes shutdown wink from conducting in solid-state switch
Between, the reverse potential that absorption brake coil generates, protective device；
Output loop 7 is connect with continued flow component 6, for connecting the elevator brake controlled.
As shown in Fig. 2, on specific circuit devcie is arranged and connects, the signal of the Logic control module 4 inputs
End 41 includes the first signal input part C1-C2, second signal input terminal G1-G2, third signal input part F1-F2；Described
The full conducting switch BC of one signal input part C1-C2 connection elevator controlling relays, second signal input terminal connect elevator controlling
The fully closed disconnection of relay is closed, and third signal input part connects 80% conducting switch of elevator controlling relay.
When carrying out logic judgment, the first working condition, fully conducting state.Controlling input logic is：In BC=ON, BG
When=OFF, BF=OFF, output control instruction makes solid-state switch output voltage be equal to input voltage
Second of working condition, 80% conducting state.Controlling input logic is：In BC=ON, BG=OFF, BF=ON,
Output control instruction makes solid-state switch output voltage be equal to the 80% of input voltage value.Elevator brake coil energization acts (no
Braking) after, coil voltage can be dropped to the 80% of rated voltage, coil can also maintain not braking action at this time, can drop in this way
The temperature of low coil.Prevent coil overheat from causing brake iron core loss of excitation out of control.
The third working condition, it is fully closed disconnected.Controlling input logic is：BC=X, BG=ON, BF=X export control instruction
So that solid-state switch output voltage is equal to 0, does not export.
In the present embodiment, the Logic control module 4 is equipped with the signal output end GA described all the way；The signal is defeated
Outlet GA one solid-state switch 5 of connection, the solid-state switch 5 connect two brakes by an output loop 7.
GB7588-2003 according to national standards<Elevator manufactures and installation safety standard>12.4.2.31 cut-out brake electricity
Stream, at least realized using two independent electric devices, " elevator stopping must be realized by brake, standard requirement
The cut-out of brake electric current, it is necessary to which there are two independent electric device disconnecting circuits.So in the present embodiment, the input is returned
Road 1 includes the first ac terminal U1 and the second ac terminal U2, the one elevator contactor of the first ac terminal U1 connections
BKA, the second ac terminal U2 are separately connected an elevator contactor BKB.
In view of the requirement of elevator brake safety standard, each traction machine must match two brakes, so solid-state is disconnected
Device necessary break-make in road controls the electric current of two brakes, and the total current of the brake of smaller power traction machine is smaller, generally in work
Make electric current less than in the case of 5A, can be arranged with the circuit module of a solid circuit breaker in this first embodiment.
In order to adapt to the control environment that operating current is more than 5A, it is further proposed that second is real on the basis of first embodiment
Example is applied,
In second embodiment, the setting of input circuit and Logic control module 4 and signal input and signal processing logic and
First embodiment is essentially identical, and herein not in repeated explanation, the main distinction is, the Logic control module is equipped with two-way institute
The signal output end stated；The two paths of signals output end is separately connected a solid-state switch 5 and 5 ', and solid-state switch 5 is by all the way
7 connecting brake BKA of continued flow component module 6 and output loop, solid-state switch 5 ' by continued flow component module 6 all the way ' and output
Circuit 7 ' connects a brake BKB.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every utilization
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (5)
1. elevator brake Power Supply breaking system, it is characterised in that：Including：
Input circuit：The external mains-supplied circuit of connection, obtains elevator brake driving power；
AC-DC conversion module：It is connected to input interface, electric main input is converted into direct current output；
DC/DC power conversion units：It is connect with AC-DC conversion module, the DC decompression that the conversion of AC-DC conversion module is obtained
Isolation be converted to low-voltage direct export give Logic control module power supply；
Logic control module：Signal input part and the signal output being connect including Logical processing unit and with Logical processing unit
End；The signal input part connects elevator controlling relay, Logical processing unit according to the conducting of elevator controlling relay and
Off state generates logic control instruction, and logic control instruction is exported by signal output end；
Solid-state switch：Including signal input part, voltage input end and voltage output end, the signal input part is connected to logic
The signal output end of control module simultaneously receives control instruction that Logic control module sends out, sends out according to receiving Logic control module
Instruction control output voltage and exported by voltage output end；
Continued flow component module：It is connected to the voltage output end of solid-state switch, becomes shutdown moment from conducting in solid-state switch, is absorbed
The reverse potential that brake coil generates, protective device；
Output loop is connect with continued flow component, for connecting the elevator brake controlled.
2. elevator brake Power Supply breaking system as described in claim 1, it is characterised in that：The Logic control module
Signal input part includes the first signal input part, second signal input terminal, third signal input part；The first signal input
The full conducting switch of end connection elevator controlling relay, second signal input terminal connect the fully closed disconnection of elevator controlling relay
It closes, third signal input part connects 80% conducting switch of elevator controlling relay.
3. elevator brake Power Supply breaking system as claimed in claim 2, it is characterised in that：The Logic control module is set
There is the signal output end described all the way；The signal output end connects a solid-state switch, and the solid-state switch is defeated by one
Go out circuit and connects two brakes.
4. elevator brake Power Supply breaking system as claimed in claim 2, it is characterised in that：The Logic control module is set
There is the signal output end described in two-way；The two paths of signals output end is separately connected a solid-state switch, each solid-state switch point
A brake is not connected by an output loop.
5. the elevator brake Power Supply breaking system as described in any one of claim 1-4, it is characterised in that：The input
Circuit includes the first ac terminal and the second ac terminal, and first ac terminal and the second ac terminal are separately connected one
Elevator contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565396.2A CN108773786B (en) | 2018-06-04 | 2018-06-04 | Power supply breaking device for elevator brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565396.2A CN108773786B (en) | 2018-06-04 | 2018-06-04 | Power supply breaking device for elevator brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108773786A true CN108773786A (en) | 2018-11-09 |
| CN108773786B CN108773786B (en) | 2023-09-08 |
Family
ID=64024627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810565396.2A Active CN108773786B (en) | 2018-06-04 | 2018-06-04 | Power supply breaking device for elevator brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108773786B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123889A (en) * | 2022-05-30 | 2022-09-30 | 菱王电梯有限公司 | Elevator control circuit and elevator system |
| CN115490105A (en) * | 2022-10-25 | 2022-12-20 | 菱王电梯有限公司 | Processing module and acquisition module of elevator encoder signal and elevator control system |
| TWI823303B (en) * | 2022-03-23 | 2023-11-21 | 辛耘企業股份有限公司 | Lifting equipment with anti-drop function and first braking device |
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| US4984659A (en) * | 1988-02-01 | 1991-01-15 | Mitsubishi Denki Kabushiki Kaisha | Elevator control apparatus |
| CN201538620U (en) * | 2009-07-08 | 2010-08-04 | 石家庄五龙制动器有限公司 | Control circuit of elevator brake system |
| CN102123928A (en) * | 2008-08-18 | 2011-07-13 | 因温特奥股份公司 | Method for monitoring a brake system in an elevator system and corresponding brake monitor for an elevator system |
| CN106477403A (en) * | 2016-12-27 | 2017-03-08 | 张敏勇 | Elevator electromagnetic control apparatus and system |
| CN206940151U (en) * | 2017-06-23 | 2018-01-30 | 何根巨 | A kind of elevator faults emergency self-saving system |
| CN107840219A (en) * | 2017-11-21 | 2018-03-27 | 广州广日电气设备有限公司 | Band-type brake coil control circuit, method, band-type brake control power-supply device and elevator |
| CN208561540U (en) * | 2018-06-04 | 2019-03-01 | 菱王电梯股份有限公司 | Elevator brake Power Supply breaking system |
-
2018
- 2018-06-04 CN CN201810565396.2A patent/CN108773786B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4984659A (en) * | 1988-02-01 | 1991-01-15 | Mitsubishi Denki Kabushiki Kaisha | Elevator control apparatus |
| CN102123928A (en) * | 2008-08-18 | 2011-07-13 | 因温特奥股份公司 | Method for monitoring a brake system in an elevator system and corresponding brake monitor for an elevator system |
| CN201538620U (en) * | 2009-07-08 | 2010-08-04 | 石家庄五龙制动器有限公司 | Control circuit of elevator brake system |
| CN106477403A (en) * | 2016-12-27 | 2017-03-08 | 张敏勇 | Elevator electromagnetic control apparatus and system |
| CN206940151U (en) * | 2017-06-23 | 2018-01-30 | 何根巨 | A kind of elevator faults emergency self-saving system |
| CN107840219A (en) * | 2017-11-21 | 2018-03-27 | 广州广日电气设备有限公司 | Band-type brake coil control circuit, method, band-type brake control power-supply device and elevator |
| CN208561540U (en) * | 2018-06-04 | 2019-03-01 | 菱王电梯股份有限公司 | Elevator brake Power Supply breaking system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI823303B (en) * | 2022-03-23 | 2023-11-21 | 辛耘企業股份有限公司 | Lifting equipment with anti-drop function and first braking device |
| CN115123889A (en) * | 2022-05-30 | 2022-09-30 | 菱王电梯有限公司 | Elevator control circuit and elevator system |
| CN115490105A (en) * | 2022-10-25 | 2022-12-20 | 菱王电梯有限公司 | Processing module and acquisition module of elevator encoder signal and elevator control system |
| CN115490105B (en) * | 2022-10-25 | 2023-12-01 | 菱王电梯有限公司 | Processing module, acquisition module and elevator control system of elevator encoder signal |
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| Publication number | Publication date |
|---|---|
| CN108773786B (en) | 2023-09-08 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 528200 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Applicant after: Lingwang Elevator Co.,Ltd. Address before: 528200 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Applicant before: WINONE ELEVATOR Co.,Ltd. |
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