CN208561540U - Elevator brake Power Supply breaking system - Google Patents
Elevator brake Power Supply breaking system Download PDFInfo
- Publication number
- CN208561540U CN208561540U CN201820857930.2U CN201820857930U CN208561540U CN 208561540 U CN208561540 U CN 208561540U CN 201820857930 U CN201820857930 U CN 201820857930U CN 208561540 U CN208561540 U CN 208561540U
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- China
- Prior art keywords
- elevator
- brake
- logic control
- output end
- signal input
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- Withdrawn - After Issue
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Abstract
The utility model 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 unit；Logic control module: connection elevator controlling relay generates logic control instruction according to the turn-on and turn-off state of elevator controlling relay；Solid-state switch: being connected to the signal output end of Logic control module and receives the control instruction of Logic control module sending, controls output voltage and exported by voltage output end；Continued flow component module: the voltage output end and output loop of solid-state switch are connected to.Route no-spark generates when the utility model can realize breakaway braking device power supply；Simultaneously in brake coil current shutdown, the counter electromotive force that energy absorbing coil generates to guarantee that elevator brake is reliably braked, and guarantees the safety of this short-circuiting means, ensure that the no-delay release of brake.
Description
Technical field
The utility model relates to control device for lift brake, especially elevator brake Power Supply breaking system.
Background technique
Elevator brake is the brake component on the traction sheave for act on elevator traction machine, is equipped with induction in elevator brake
Coil, in elevator operation, 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 wirerope that lift car is driven to move 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
Wirerope stops at lift car 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 can generate biggish fire
Flower often needs access arc-suppression circuit in order to avoid spark generation, but accesses after arc-suppression circuit, and induction coil generates continuous
Stream, easily causes induction coil sustained release brake block, influences the timely braking of brake disc, there are security risks.
Utility model content
One of the purpose of this utility model, which is to provide one kind, can either avoid generating electric spark, can timely control system again
The elevator brake Power Supply breaking system that dynamic device brakes brake disc.
The device includes:
Input circuit: external mains-supplied route is connected, elevator brake driving power is obtained；
AC-DC conversion module: being connected to input interface, and electric main input is converted to direct current output；
DC/DC power conversion unit: connecting 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: including Logical processing unit and the signal input part and signal that are connect 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 the control instruction of Logic control module sending, according to reception Logic control module
The instruction control output voltage of sending is simultaneously exported by voltage output end；
Continued flow component module: being 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
Input terminal connects the full shutdown switch of elevator controlling relay, and the 80% of third signal input part connection elevator controlling relay is led
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 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 passes through an output loop respectively and connects a brake.
Preferably, the input circuit includes the first ac terminal and the second ac terminal, the first exchange end
Son and the second ac terminal are separately connected an elevator contactor.
The elevator brake Power Supply breaking system of the utility model is cooperated by solid-state tripper and control switch, can be real
Route no-spark generates when existing breakaway braking device power supply；Simultaneously in brake coil current shutdown, energy absorbing coil is generated
Counter electromotive force to guarantee that elevator brake is reliably braked, and guarantees the safety of this short-circuiting means；Since circuit does not have spark to ask
Topic, the continuous current circuit resistance of brake can make larger, braking of the magnetic force that freewheel current can in this way generated less than brake
Pressure ensure that the no-delay release of brake.
Detailed description of the invention
Fig. 1 is the modular structure schematic diagram of the utility model first embodiment；
Fig. 2 is the detailed line map of the utility model first embodiment；
Fig. 3 is the modular structure schematic diagram of the utility model second embodiment；
Fig. 4 is the modular structure schematic diagram of the utility model second embodiment.
Specific embodiment
As shown in Figure 1, the elevator brake Power Supply breaking system of the first embodiment of the utility model includes
Input circuit 1: connecting external mains-supplied route, obtains elevator brake and obtains 110V/220V driving power；
AC-DC conversion module 2: being connected to input interface, and electric main input is converted to direct current output；
DC/DC power conversion unit 3: connecting with AC-DC conversion module 2, and 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 switch 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, the signal input
End 51 is connected to the signal output end 43 of Logic control module 4 and receives the control instruction of the sending of Logic control module 4, basis connects
It receives the instruction control output voltage that Logic control module 4 issues 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: being connected to the voltage output end of solid-state switch 5, becomes turning off 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, the signal of the Logic control module 4 inputs on specific circuit devcie is arranged and connects
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 relay, second signal input terminal connect elevator controlling
The full shutdown of relay switchs, 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.Control input logic are as follows: 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% on state.Control input logic are as follows: 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 voltage rating, coil can also maintain not braking movement 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 is complete to turn off.Control input logic are as follows: 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<elevator manufacture and installation safety standard>12.4.2.31 cutting brake electricity according to national standards
Stream at least realizes using two independent electric devices, " elevator stopping must realize by brake, standard requirements
The cutting of brake electric current, it is necessary to which there are two independent electric device disconnecting circuits.So the input is returned in the present embodiment
Road 1 includes the first ac terminal U1 and the second ac terminal U2, the one elevator contactor of the first ac terminal U1 connection
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 on-off 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 where 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 greater 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 ' pass through continued flow component module 6 all the way ' and output
Circuit 7 ' connects a brake BKB.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported
Used in other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (5)
1. elevator brake Power Supply breaking system, it is characterised in that: include:
Input circuit: external mains-supplied route is connected, elevator brake driving power is obtained；
AC-DC conversion module: being connected to input interface, and electric main input is converted to direct current output；
DC/DC power conversion unit: connecting 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: it is exported including Logical processing unit and the signal input part being connect with Logical processing unit and signal
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 the control instruction of Logic control module sending, is issued according to reception Logic control module
Instruction control output voltage and exported by voltage output end；
Continued flow component module: being connected to the voltage output end of solid-state switch, becomes shutdown moment from conducting in solid-state switch, absorbs
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 shutdown of the full conducting switch of end connection elevator controlling relay, second signal input terminal connection elevator controlling relay is opened
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
Circuit connects two brakes out.
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 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
It Tong Guo not an output loop one brake of connection.
5. such as elevator brake Power Supply breaking system of any of claims 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 |
|---|---|---|---|
| CN201820857930.2U CN208561540U (en) | 2018-06-04 | 2018-06-04 | Elevator brake Power Supply breaking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820857930.2U CN208561540U (en) | 2018-06-04 | 2018-06-04 | Elevator brake Power Supply breaking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208561540U true CN208561540U (en) | 2019-03-01 |
Family
ID=65484555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820857930.2U Withdrawn - After Issue CN208561540U (en) | 2018-06-04 | 2018-06-04 | Elevator brake Power Supply breaking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208561540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108773786A (en) * | 2018-06-04 | 2018-11-09 | 菱王电梯股份有限公司 | Elevator brake Power Supply breaking system |
| CN112520620A (en) * | 2019-09-19 | 2021-03-19 | 株式会社日立制作所 | Elevator and standby brake device |
-
2018
- 2018-06-04 CN CN201820857930.2U patent/CN208561540U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108773786A (en) * | 2018-06-04 | 2018-11-09 | 菱王电梯股份有限公司 | Elevator brake Power Supply breaking system |
| CN108773786B (en) * | 2018-06-04 | 2023-09-08 | 菱王电梯有限公司 | Power supply breaking device for elevator brake |
| CN112520620A (en) * | 2019-09-19 | 2021-03-19 | 株式会社日立制作所 | Elevator and standby brake device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528200 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee 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 Patentee before: WINONE ELEVATOR Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190301 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190301 Effective date of abandoning: 20230908 |