CN105811377B - The built-in protective module control circuit of breaker more changer controller - Google Patents
The built-in protective module control circuit of breaker more changer controller Download PDFInfo
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- CN105811377B CN105811377B CN201410851857.4A CN201410851857A CN105811377B CN 105811377 B CN105811377 B CN 105811377B CN 201410851857 A CN201410851857 A CN 201410851857A CN 105811377 B CN105811377 B CN 105811377B
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- processor
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Abstract
A kind of built-in protective module control circuit of breaker more changer controller; it is characterized by: it includes hardware trip unit (1), the hardware trip unit (1) is connect by connecting-disconnecting interface (2) with controller replaceable units (3)；The device built-in protective module in replaceable units and hardware trip unit avoids for controller being connected with external protective module, directly can be completed with built-in protective module and safely change to controller.Installation process is simplified, cost has been saved.
Description
Technical field
The invention belongs to breaker technical fields, are specifically exactly to be related to a kind of breaker more changer controller with built-in guarantor
Module control circuit is protected, when not powering off progress breaker more changer controller operation for circuit major loop, breaker is protected
Shield.
Background technique
Breaker is divided into high-voltage circuitbreaker and low-voltage circuit breaker by its use scope.Low-voltage circuit breaker is also known as automatically switched,
It is commonly called as " air switch " and also refers to low-voltage circuit breaker, it is a kind of existing manual switch effect, and can carry out decompression automatically, owe
The electric appliance of pressure, overload and short-circuit protection.It can be used to distribute electric energy, infrequently start asynchronous motor, to power circuit and
The implementations such as motor protection, when serious overload or short circuit and the failures such as under-voltage occurs in they can automatic shutdown circuit,
Function is equivalent to Fuse switch and crosses the combination of underheat relay etc., and does not need generally to become after disjunction fault current
More components have had been widely used.
Controller is the important electronic component of breaker, for control breaker key feature unlatching and pass
Close, current breaker controller component in use for some time, due to electronic component aging etc., in order to guarantee to break
The normal use of road device needs to carry out maintenance replacement to controller in time, carries out replacement dimension in progress breaker controller at present
When shield operation, though major loop powers off when being avoided that more changer controller, breaker is unprotect state during replacement operation, once
Short circuit phenomenon occurs for distribution line, and burnout phenomenon can occur for breaker, and safety accident even occurs sometimes, therefore, it is traditional more
Changing the process of breaker controller, there are security risks.
Chinese patent 201310632785.X discloses a kind of breaker more changer controller protective module mounting structure, it includes
Breaker, the controller pedestal of breaker is interior to be equipped with signal switching apparatus, and signal switching apparatus can be by the protection function of breaker
It can control signal and switch between controller and stand-by protection module.The protective module can make breaker in more changer controller
It is protected, when distribution line short circuit phenomenon occurs, stand-by protection module issues sub-gate signal to breaker immediately and makes
Breaker disconnects, and avoids the generation of breaker burnout phenomenon, improves the safety of breaker more changer controller.But the patent
The protective module that technology provides is external stand-by protection module, and when use needs additionally to be attached, operation installation complexity.
Summary of the invention
It is external the purpose of the present invention is to protective module when existing breaker more changer controller, provides one
The kind built-in protective module control circuit of breaker more changer controller, protective module is built in controller to be replaced,
It avoids for controller being connected with external protective module, directly can be completed with protective module built-in in controller to control
Device safely changes.
Technical solution
In order to achieve the above technical purposes, the present invention designs a kind of built-in protective module control of breaker more changer controller
Circuit processed, it is characterised in that: it includes hardware trip unit, and the hardware trip unit can be more by connecting-disconnecting interface and controller
Change unit connection；
The hardware trip unit includes the first power circuit and the first signal sample circuit, and the first power circuit is from leading back
Road obtains power supply, and the first signal sample circuit carries out signal acquisition from major loop, and the first signal sample circuit output end connects
Movement decision circuitry is connect, the input terminal for acting decision circuitry is also connected with movement initialization circuit, and the movement initialization circuit passes through
Connecting-disconnecting interface is connect with the processor of controller replaceable units and system application circuit output end；
The controller replaceable units include second source circuit and second signal sample circuit, second source circuit from
Major loop obtains power supply, and second signal sample circuit carries out signal acquisition, the second signal sample circuit output from major loop
End is connect with processor and system application circuit input terminal.
Further, the output end and tripping execution unit of the movement decision circuitry and processor and system application circuit connect
It connects.
Further, the processor and system application circuit include processor and system application circuit, and the processor is logical
It crosses internal interface to connect with hardware trip unit, hardware trip unit action parameter is adjusted, processor can receive hardware
The trip signal that trip unit issues is for record of threading off.
Beneficial effect
A kind of built-in protective module control circuit of breaker more changer controller provided by the invention, the device is can be more
Built-in protective module in unit and hardware trip unit is changed, avoids for controller being connected with external protective module, directly use
Built-in protective module, which can be completed, safely changes controller.Installation process is simplified, cost has been saved.
Detailed description of the invention
Attached drawing 1 is structural schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, it elaborates to the present invention.
Embodiment
As shown in Fig. 1, the built-in protective module control circuit of a kind of breaker more changer controller, it is characterised in that:
It includes hardware trip unit 1, and the hardware trip unit 1 is connect by connecting-disconnecting interface 2 with controller replaceable units 3；
The hardware trip unit 1 includes the first power circuit 101 and the first signal sample circuit 102, the first power supply electricity
Road 101 obtains power supply from major loop, and the first signal sample circuit 102 carries out signal acquisition from major loop, and first signal is adopted
102 output end connecting moves decision circuitry 103 of sample circuit, the input terminal of movement decision circuitry 103 are also connected with movement setting electricity
Road 104, processor and system the application electricity that the movement initialization circuit 104 passes through connecting-disconnecting interface 2 and controller replaceable units 3
The connection of 301 output end of road；
The controller replaceable units 3 include second source circuit 302 and second signal sample circuit 303, the second electricity
Source circuit 302 obtains power supply from major loop, and second signal sample circuit 303 carries out signal acquisition, second letter from major loop
Number 303 output end of sample circuit is connect with processor and 301 input terminal of system application circuit.
The output end and tripping execution unit 4 of the movement decision circuitry 103 and processor and system application circuit 301 connect
It connects.
The processor and system application circuit 301 include processor and system application circuit, and the processor passes through interior
Portion's interface is connect with hardware trip unit 1, is adjusted to hardware trip unit action parameter, and processor can receive hardware tripping
The trip signal that unit 1 issues is for record of threading off.
The first power circuit 101, provides power supply in the present invention；First signal sample circuit 102, adopts transducer signal
Sample；Initialization circuit 104 is acted, the data such as the action value of processor are obtained by connecting-disconnecting interface 2, is then converted into operating valve value confession
Decision circuitry 103 is acted to use；Decision circuitry 103 is acted according to the signal of the first signal sample circuit and movement initialization circuit
104 operating valve value judgement issues trip signal and gives tripping execution unit 4.
Controller replaceable units include second source circuit 302 to provide power supply；Second signal sample circuit 303,
Transducer signal is sampled；Processor and system application circuit 301 include reset circuit, clock circuit, display circuit, setting electricity
Road, storage circuit etc..
When controller replaceable units 3 are not pulled out, when major loop failure electric current, the transformer induced letter that is out of order
Number when, hardware trip unit 1 and controller replaceable units 3 carry out processing judgement simultaneously at this time, when meeting its operation condition,
The independent trip signal that exports gives tripping execution unit 4.
When controller replaceable units 3 are pulled out by connecting-disconnecting interface 2, hardware trip unit 1 remains to independent normal work
Make, when major loop failure electric current, if meeting device trip action condition is to export trip signal to give tripping execution unit 4.
Claims (3)
1. a kind of built-in protective module control circuit of breaker more changer controller, it is characterised in that: it includes hardware tripping
Unit (1), the hardware trip unit (1) are connect by connecting-disconnecting interface (2) with controller replaceable units (3)；
The hardware trip unit (1) includes the first power circuit (101) and the first signal sample circuit (102), the first power supply
Circuit (101) from major loop obtain power supply, the first signal sample circuit (102) from major loop carry out signal acquisition, described first
The input terminal of signal sample circuit (102) output end connecting moves decision circuitry (103), movement decision circuitry (103) is also connected with
Have movement initialization circuit (104), the movement initialization circuit (104) passes through connecting-disconnecting interface (2) and controller replaceable units (3)
Processor and system application circuit (301) output end connection；
The controller replaceable units (3) include second source circuit (302) and second signal sample circuit (303), and second
Power circuit (302) obtains power supply from major loop, and second signal sample circuit (303) carries out signal acquisition from major loop, described
Second signal sample circuit (303) output end is connect with processor and system application circuit (301) input terminal.
2. a kind of built-in protective module control circuit of breaker more changer controller as described in claim 1, feature exist
In: the output end and tripping execution unit (4) of movement decision circuitry (103) and processor and system application circuit (301)
Connection.
3. a kind of built-in protective module control circuit of breaker more changer controller as described in claim 1, feature exist
It include processor and system application circuit in: the processor and system application circuit (301), the processor is connect by inside
Mouth is connect with hardware trip unit (1), is adjusted to hardware trip unit action parameter, and it is single that processor can receive hardware tripping
The trip signal that first (1) issues is for record of threading off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851857.4A CN105811377B (en) | 2014-12-31 | 2014-12-31 | The built-in protective module control circuit of breaker more changer controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851857.4A CN105811377B (en) | 2014-12-31 | 2014-12-31 | The built-in protective module control circuit of breaker more changer controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105811377A CN105811377A (en) | 2016-07-27 |
| CN105811377B true CN105811377B (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410851857.4A Active CN105811377B (en) | 2014-12-31 | 2014-12-31 | The built-in protective module control circuit of breaker more changer controller |
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| Country | Link |
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| CN (1) | CN105811377B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111696833A (en) * | 2019-03-12 | 2020-09-22 | 北京京人电器有限公司 | Controller assembly and circuit breaker |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673926A (en) * | 2008-09-10 | 2010-03-17 | 北京人民电器厂有限公司 | Breaker controller with over-current backup protection and protection method thereof |
| CN102684139A (en) * | 2011-03-02 | 2012-09-19 | 通用电气公司 | Circuit breaker trip unit |
| CN102693882A (en) * | 2011-03-22 | 2012-09-26 | 上海市电力公司 | A universal circuit breaker with a hot-pluggable controller |
| CN202840673U (en) * | 2012-09-28 | 2013-03-27 | 湖南荣尔输变电股份有限公司 | Double power switch control system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6583975B2 (en) * | 2001-02-01 | 2003-06-24 | Hydro-Aire, Inc. | Aircraft applicable ground fault circuit interrupter |
| CN204407871U (en) * | 2014-12-31 | 2015-06-17 | 上海良信电器股份有限公司 | Circuit breaker is the built-in protection module control circuit of changer controller more |
-
2014
- 2014-12-31 CN CN201410851857.4A patent/CN105811377B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673926A (en) * | 2008-09-10 | 2010-03-17 | 北京人民电器厂有限公司 | Breaker controller with over-current backup protection and protection method thereof |
| CN102684139A (en) * | 2011-03-02 | 2012-09-19 | 通用电气公司 | Circuit breaker trip unit |
| CN102693882A (en) * | 2011-03-22 | 2012-09-26 | 上海市电力公司 | A universal circuit breaker with a hot-pluggable controller |
| CN202840673U (en) * | 2012-09-28 | 2013-03-27 | 湖南荣尔输变电股份有限公司 | Double power switch control system |
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| Publication number | Publication date |
|---|---|
| CN105811377A (en) | 2016-07-27 |
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