CN208538783U - Plug-in miniature circuit breaker - Google Patents
Plug-in miniature circuit breaker Download PDFInfo
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- CN208538783U CN208538783U CN201820723381.XU CN201820723381U CN208538783U CN 208538783 U CN208538783 U CN 208538783U CN 201820723381 U CN201820723381 U CN 201820723381U CN 208538783 U CN208538783 U CN 208538783U
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- plug
- connector
- circuit breaker
- miniature circuit
- module head
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Abstract
The utility model provides a plug-in miniature circuit breaker, which comprises a module head and a base; the module head comprises a first shell, a handle, a breaking connecting rod mechanism, a thermal-magnetic release, a breaking contact and an arc extinguishing grid; the base comprises a second shell, a wire inlet end and a wire outlet end; the module head is also provided with a first connector and a second connector; the module head is connected with the base in an inserting manner through a first connector and a second connector; the device also comprises a current detection device and an electromagnetic driving mechanism; the circuit board is provided with a microprocessor and at least one third plug connector connected with the microprocessor; the circuit board is in plug connection with the current detection device and the electromagnetic driving mechanism through a third plug connector; the utility model can improve the protection precision of the miniature circuit breaker and realize intelligent control; meanwhile, the quick plugging can be realized, the working efficiency is improved, and the continuity of power supply is improved; and centralized management and control of a plurality of miniature circuit breakers can be realized, and the management efficiency is improved.
Description
Technical field
The utility model belongs to breaker technical field, and in particular to a kind of plug-in miniature circuit breaker.
Background technique
Miniature circuit breaker refers to exchange 50/60Hz voltage rating 230/400V, uses on the following route of rated current 63A
Low-voltage circuit breaker is usually used in the places such as industry, business, high-rise and residential houses.In the prior art, miniature circuit breaker generallys use
Pyromagnetic release realizes short circuit or overload protection, however Pyromagnetic release is since itself is there are the difference of physical characteristic, there is also
Discrete type it is higher, the problem of protection precision difference so that miniature circuit breaker to the protection of distribution system remain safety it is hidden
Suffer from and protects incomplete problem；And traditional miniature circuit breaker generallys use standard clamp rail mounting means, by miniature open circuit
Device bottom is connected on calliper, then connects inlet wire and outlet by modes such as attachment screws.However, when miniature circuit breaker occurs
Failure needs repairing, or when re-replacing, needs entirely to remove, and causes maintenance replacement inconvenient, working efficiency is low, influences to supply
The continuity of electricity；In addition, current miniature circuit breaker generallys use the mode for being respectively set and managing respectively, but for largely pacifying
For the miniature circuit breaker of dress, but it is mixed and disorderly there is managing, it is not easy to the problem of managing concentratedly.In view of problem above, this is practical
It is novel to disclose a kind of plug-in miniature circuit breaker to solve the above problems.
Utility model content
The purpose of the utility model is to overcome defect in the prior art, a kind of plug-in miniature circuit breaker is provided, one
Aspect can solve protection precision present in miniature circuit breaker in the prior art it is poor, there are security risk and protection it is incomplete
Problem promotes protection precision and realizes intelligent control；On the other hand fast insert-pull may be implemented, maintains easily or replaces, improve
Working efficiency promotes power supply continuity；Further, it is also possible to realize the centralized management and control of several miniature circuit breakers, improve
The efficiency of management facilitates the Combination Design of designer's different size miniature circuit breaker.
In order to achieve the above objectives, the utility model embodiment provides a kind of plug-in miniature circuit breaker, including module head
And pedestal；The module head includes first shell, handle, disjunction link mechanism, Pyromagnetic release, break contact and arc-chute；
The pedestal includes second shell, at least one end of incoming cables and at least one leading-out terminal；The module head is additionally provided at least one
A first connector and at least one second connector；The module head passes through first connector and the second connector and institute
State pedestal plug connection；It further include current detection means and electromagnetic drive mechanism；The electromagnetic drive mechanism and the disjunction connect
Linkage and/or the break contact are drivingly connected；Further include wiring board, the wiring board be provided with microprocessor and with it is described
At least one third plug connector that microprocessor is connected；The wiring board passes through the third plug connector and the current detecting
Device and electromagnetic drive mechanism plug connection；Optionally, the third plug connector also may include at least two connectors, wherein one
A connector and the current detection means plug connection, another connector and the electromagnetic drive mechanism plug connection；It is logical
Microprocessor described in wiring board is crossed to analyze in real time in processing the acquired plug-in miniature circuit breaker route of current detection means
Current signal, then export disjunction or switching signal to the electromagnetic drive mechanism, to pass through the electromagnetic drive mechanism
Disjunction link mechanism and/or break contact movement are controlled, the intelligent divide-shut brake of the plug-in miniature circuit breaker is realized, mentions
The protection of high plug-in miniature circuit breaker is comprehensive and protection precision.
Optionally, the current detection means is set to the module head or pedestal；The electromagnetic drive mechanism is set to
The module head or pedestal.
Optionally, the current detection means can be current transformer, and the electromagnetic drive mechanism can be electromagnet,
The connector can be plug, socket, screw or pressing line frame.
Optionally, the first shell part of the module head is plugged in the second shell of the pedestal；Or the module
The first shell of head is all plugged in the second shell of the pedestal.
Further, the third plug connector is connected at least one set of current detection means and electromagnetic drive mechanism, corresponding
Several plug-in miniature circuit breaker pedestals and module head can be connected, the concentrate tube that several miniature circuit breakers may be implemented is taken this
Reason and control, improve the efficiency of management, facilitate the Combination Design of designer's different size miniature circuit breaker.
Further, the wiring board is additionally provided with signal terminal, the signal terminal by wiring board with it is described
Microprocessor is connected, for connecting with external device communication.
Further, the wiring board is additionally provided with supply terminals, and the supply terminals is connected with the wiring board
It connects, for powering at least one of the wiring board, electromagnetic drive mechanism.
Further, first connector and the second connector are respectively arranged at the two sides of the module head.
Further, first connector and the second connector are set to the same side of the module head.
Further, first connector is electrically connected with the end of incoming cables or the leading-out terminal.
Further, second connector is electrically connected with the end of incoming cables or the leading-out terminal.
Further, the break contact includes moving contact and static contact.
It further, further include a fixed plate, the wiring board is set in fixed plate, and the fixed plate is provided at least
One plug-in miniature circuit breaker above-mentioned, correspondence can connect several plug-in miniature circuit breaker pedestals and module head, take this
The centralized management and control of several miniature circuit breakers may be implemented, improve the efficiency of management, facilitate designer's different size micro-
The Combination Design of type breaker.
Optionally, the fixed plate can be iron plate.
Plug-in miniature circuit breaker provided by the utility model, on the one hand having the beneficial effect that can solve in the prior art
Protection precision present in miniature circuit breaker is poor, there are security risk and the incomplete problem of protection, and it is miniature disconnected to promote plug-in
The protection precision of road device and the intelligent control for realizing plug-in miniature circuit breaker；On the other hand, by design the module head and
The fast insert-pull of module head and pedestal may be implemented in understructure, solves miniature circuit breaker maintenance or replacement in the prior art
Not the problem of aspect, the working efficiency of staff is significantly improved, the continuity of power supply is promoted；Further, it is also possible to realize several
The centralized management and control of a miniature circuit breaker improve the efficiency of management, facilitate the group of designer's different size miniature circuit breaker
Close design.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be evident that the drawings in the following description are merely some embodiments of the present invention, it is right
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these figures
Attached drawing.
Fig. 1 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment one provides.
Fig. 2 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment two provides.
Fig. 3 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment three provides.
Fig. 4 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment four provides.
Fig. 5 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment five provides.
Fig. 6 is the structural schematic diagram for the plug-in miniature circuit breaker that the utility model embodiment six provides.
Drawing reference numeral explanation:
1, module head；101, first shell；102, handle；103, disjunction link mechanism；104, Pyromagnetic release； 105,
Break contact；106, arc-chute；107, the first connector；108, the second connector；2, pedestal；201, second shell；202, into
Line end；203, leading-out terminal；204, current detection means；205, electromagnetic drive mechanism；3, wiring board；301, microprocessor；302,
Third plug connector；303, signal terminal；304, supply terminals；4, fixed plate.
Specific embodiment
The plug-in miniature circuit breaker of the utility model is described in detail with reference to the accompanying drawing.
Embodiment one
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment one is shown in Fig. 1.As shown in Figure 1, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment one, including module head 1 and pedestal 2；The module head 1 includes
First shell 101, handle 102, disjunction link mechanism 103, Pyromagnetic release 104, break contact 105 and arc-chute 106；Institute
Stating pedestal 2 includes second shell 201 and at least one end of incoming cables 202 and at least one leading-out terminal 203；The module head 1 is also set
It is equipped at least one the first connector 107 and at least one second connector 108；The module head 1 is patched by described first
Part 107 and the second connector 108 and 2 plug connection of pedestal；It further include current detection means 204 and electromagnetic drive mechanism
205；The electromagnetic drive mechanism 205 is drivingly connected with the disjunction link mechanism 103 and/or the break contact 105；Also wrap
Include wiring board 3, at least one third that the wiring board 3 is provided with microprocessor 301 and is connected with the microprocessor 301
Plug connector 302；The wiring board 3 passes through the third plug connector 302 and the current detection means 204 and electromagnetic drive machine
205 plug connection of structure；Optionally, the third plug connector also may include at least two connectors, one of connector and institute
Current detection means plug connection is stated, another connector and the electromagnetic drive mechanism plug connection；By described in wiring board
Microprocessor analyzes the current signal handled in the acquired plug-in miniature circuit breaker route of current detection means in real time, so
Disjunction or switching signal are exported afterwards to the electromagnetic drive mechanism, to control disjunction connecting rod machine by the electromagnetic drive mechanism
Structure and/or break contact movement, realize the intelligent divide-shut brake of the plug-in miniature circuit breaker, and it is miniature disconnected to improve plug-in
The protection of road device is comprehensive and protection precision.Such as in the wiring board microprocessor can according to current signal, by with volume
The rated values such as constant current are relatively determined as short circuit current, overload current, leakage current, three phase unbalance current etc. and match electrical anomaly, from
And disjunction link mechanism 103 and/or 105 separating brake of the break contact are controlled by controlling the electromagnetic drive mechanism 205 in real time
Or feed motion, distribution line is rapidly and accurately cut off, to realize that short-circuit protection, overload protection, earth leakage protective, three-phase are uneven
The electric current etc. of weighing matches the accurate protection of electrical anomaly, improve plug-in miniature circuit breaker power distribution protection is comprehensive and protection precision, it is real
Existing intelligent control.
Optionally, the current detection means 204 is set to the module head 1 or pedestal 2；The electromagnetic drive mechanism
205 are set to the module head 1 or pedestal 2；In the present embodiment, the current detection means 204 and electromagnetic drive mechanism 205 are set
It is placed in the module head 1.
Optionally, the current detection means 204 can be current transformer, and the electromagnetic drive mechanism 205 can be
Electromagnet, the microprocessor can be MC68HC908AP32 chip, and the wiring board can be pcb board, and the connector can
Think plug, socket, screw or pressing line frame.
Optionally, the first shell part of module head described in the present embodiment is plugged in the second shell of the pedestal 2.
Further, the third plug connector 302 is connected at least one set of current detection means 204 and electromagnetic drive mechanism
205, correspondence can connect several plug-in miniature circuit breaker pedestals and module head, take this that several miniature circuit breakers may be implemented
Centralized management and control, improve the efficiency of management, facilitate the Combination Design of designer's different size miniature circuit breaker.
Further, the wiring board 3 is additionally provided with signal terminal 303, and the signal terminal 303 passes through wiring board
It is connected with the microprocessor 301, for being connect with external device communication.
Further, the wiring board 3 is additionally provided with supply terminals 304, the supply terminals 304 and the route
Plate 3 is connected, for powering at least one of the wiring board, electromagnetic drive mechanism.
Further, first connector 107 and the second connector 108 are respectively arranged at the two sides of the module head 1
Face.
Further, first connector 107 and the second connector 108 are set to the same side of the module head 1.
Further, first connector 107 is electrically connected with the end of incoming cables 202 or the leading-out terminal 203.
Further, second connector 108 is electrically connected with the end of incoming cables 202 or the leading-out terminal 203.
Further, the break contact 105 includes moving contact and static contact.
It further, further include a fixed plate 4, the wiring board 3 is set in fixed plate 4, and the fixed plate 4 is arranged
There is at least one plug-in miniature circuit breaker above-mentioned, correspondence can connect several plug-in miniature circuit breaker pedestals and module
Head takes this centralized management that several miniature circuit breakers may be implemented and control, improves the efficiency of management, facilitates designer different
The Combination Design of specification miniature circuit breaker.
Optionally, the fixed plate can be iron plate.
Embodiment two
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment two is shown in Fig. 2.As shown in Fig. 2, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment two is used with part identical in embodiment illustrated in fig. 1 one
Identical appended drawing reference is indicated.Only difference is illustrated below, in the present embodiment, the current detection means
204 and electromagnetic drive mechanism 205 be set to pedestal 2.
Embodiment three
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment three is shown in Fig. 3.As shown in figure 3, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment three is used with part identical in embodiment illustrated in fig. 1 one
Identical appended drawing reference is indicated.Only difference is illustrated below, in the present embodiment, the current detection means
204 are set to pedestal 2, and the electromagnetic drive mechanism 205 is set to module head 1.
Example IV
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment four is shown in Fig. 4.As shown in figure 4, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment four, including module head 1 and pedestal 2；The module head 1 includes
First shell 101, handle 102, disjunction link mechanism 103, Pyromagnetic release 104, break contact 105 and arc-chute 106；Institute
Stating pedestal 2 includes second shell 201, at least one end of incoming cables 202 and at least one leading-out terminal 203；The module head 1 is also set up
There are at least one the first connector 107 and at least one second connector 108；The module head 1 passes through first connector
107 and second connector 108 and 2 plug connection of pedestal；It further include current detection means 204 and electromagnetic drive mechanism 205；
The electromagnetic drive mechanism 205 is drivingly connected with the disjunction link mechanism 103 and/or the break contact 105；It further include line
Road plate 3, at least one third grafting that the wiring board 3 is provided with microprocessor 301 and is connected with the microprocessor 301
Part 302；The wiring board 3 passes through the third plug connector 302 and the current detection means 204 and electromagnetic drive mechanism 205
Plug connection；Optionally, the third plug connector also may include at least two connectors, one of connector and the electric current
Detection device plug connection, another connector and the electromagnetic drive mechanism plug connection；Pass through micro process described in wiring board
Device analyzes the current signal handled in the acquired plug-in miniature circuit breaker route of current detection means in real time, then exports
Disjunction or switching signal to the electromagnetic drive mechanism, thus by the electromagnetic drive mechanism control disjunction link mechanism and/
Or the break contact movement, it realizes the intelligent divide-shut brake of the plug-in miniature circuit breaker, improves plug-in miniature circuit breaker
Protection is comprehensive and protection precision.Such as in the wiring board microprocessor can according to current signal, by with specified electricity
The rated values such as stream are relatively determined as short circuit current, overload current, leakage current, three phase unbalance current etc. with electrical anomaly, thus real
When by controlling the electromagnetic drive mechanism 205 control disjunction link mechanism 103 and/or 105 separating brake of the break contact or conjunction
Lock movement, rapidly and accurately cuts off distribution line, to realize short-circuit protection, overload protection, earth leakage protective, three-phase imbalance electricity
Stream etc. matches the accurate protection of electrical anomaly, improve plug-in miniature circuit breaker power distribution protection is comprehensive and protection precision, realize intelligence
It can control.
Optionally, the current detection means 204 is set to the module head 1 or pedestal 2；The electromagnetic drive mechanism
205 are set to the module head 1 or pedestal 2；In the present embodiment, the current detection means 204 and electromagnetic drive mechanism 205 are set
It is placed in the pedestal 2.
Optionally, the current detection means 204 can be current transformer, and the electromagnetic drive mechanism 205 can be
Electromagnet, the microprocessor can be MC68HC908AP32 chip, and the wiring board is pcb board, and the connector can be
Plug, socket, screw or pressing line frame.Optionally, the first shell of module head described in the present embodiment two is all plugged in the bottom
In the second shell of seat.
Further, the third plug connector 302 is connected at least one set of current detection means 204 and electromagnetic drive mechanism
205, correspondence can connect several plug-in miniature circuit breaker pedestals and module head, take this that several miniature circuit breakers may be implemented
Centralized management and control, improve the efficiency of management, facilitate the Combination Design of designer's different size miniature circuit breaker.
Further, the wiring board 3 is additionally provided with signal terminal 303, and the signal terminal 303 passes through wiring board
It is connected with the microprocessor 301, for being connect with external device communication.
Further, the wiring board 3 is additionally provided with supply terminals 304, the supply terminals 304 and the route
Plate 3 is connected, for powering at least one of the wiring board, electromagnetic drive mechanism.
Further, first connector 107 and the second connector 108 are respectively arranged at the two sides of the module head 1
Face.
Further, first connector 107 and the second connector 108 are set to the same side of the module head 1.
Further, first connector 107 is electrically connected with the end of incoming cables 202 or the leading-out terminal 203.
Further, second connector 108 is electrically connected with the end of incoming cables 202 or the leading-out terminal 203.
Further, the break contact 105 includes moving contact and static contact.
It further, further include a fixed plate 4, the wiring board 3 is set in fixed plate 4, and the fixed plate 4 is arranged
There is at least one plug-in miniature circuit breaker above-mentioned, correspondence can connect several plug-in miniature circuit breaker pedestals and module
Head takes this centralized management that several miniature circuit breakers may be implemented and control, improves the efficiency of management, facilitates designer different
The Combination Design of specification miniature circuit breaker.
Optionally, the fixed plate can be iron plate.
Embodiment five
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment five is shown in Fig. 5.As shown in figure 5, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment five is used with part identical in embodiment illustrated in fig. 4 four
Identical appended drawing reference is indicated.Only difference is illustrated below, in the present embodiment, the current detection means
204 are set to module head 1, and the electromagnetic drive mechanism 205 is set to pedestal 2.
Embodiment six
The structural schematic diagram of the plug-in miniature circuit breaker of the present embodiment six is shown in Fig. 6.As shown in Fig. 2, this is practical
The plug-in miniature circuit breaker of novel preferable specific embodiment six is used with part identical in embodiment illustrated in fig. 4 four
Identical appended drawing reference is indicated.Only difference is illustrated below, in the present embodiment, the current detection means
204 are set to pedestal 2, and the electromagnetic drive mechanism 205 is set to module head 1.
On the one hand plug-in miniature circuit breaker provided by the utility model can solve miniature circuit breaker institute in the prior art
Existing protection precision is poor, there are security risk and the incomplete problems of protection, promotes the protection essence of plug-in miniature circuit breaker
Degree and the intelligent control for realizing plug-in miniature circuit breaker；It on the other hand, can be with by designing the module head and understructure
The fast insert-pull for realizing module head and pedestal solves the problems, such as miniature circuit breaker maintenance in the prior art or replacement not aspect,
The working efficiency for significantly improving staff promotes the continuity of power supply；Further, it is also possible to realize several miniature circuit breakers
Centralized management and control, improve the efficiency of management, facilitate the Combination Design of designer's different size miniature circuit breaker.
More than, only specific embodiment of the utility model, but protection scope of the utility model is not limited thereto, appoints
What those familiar with the art within the technical scope disclosed by the utility model, can easily think of the change or the replacement,
It should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the guarantor of claim
It protects subject to range.
Claims (10)
1. a kind of plug-in miniature circuit breaker, including module head (1) and pedestal (2)；The module head (1) includes first shell
(101), handle (102), disjunction link mechanism (103), Pyromagnetic release (104), break contact (105) and arc-chute (106)；
The pedestal (2) includes second shell (201), at least one end of incoming cables (202) and at least one leading-out terminal (203)；Its feature
It is, the module head (1) is additionally provided at least one first connector (107) and at least one second connector (108)；Institute
It states module head (1) and passes through first connector (107) and the second connector (108) and the pedestal (2) plug connection；Also wrap
Include current detection means (204) and electromagnetic drive mechanism (205)；The electromagnetic drive mechanism (205) and the disjunction connecting rod machine
Structure (103) and/or the break contact (105) are drivingly connected；It further include wiring board (3), the wiring board (3) is provided with micro- place
Reason device (301) and at least one the third plug connector (302) being connected with the microprocessor (301)；The wiring board (3) is logical
Cross the third plug connector (302) and the current detection means (204) and electromagnetic drive mechanism (205) plug connection.
2. plug-in miniature circuit breaker according to claim 1, which is characterized in that third plug connector (302) connection
There are at least one set of current detection means (204) and electromagnetic drive mechanism (205).
3. plug-in miniature circuit breaker according to claim 1, which is characterized in that the wiring board (3) is additionally provided with letter
Number terminals (303), the signal terminal (303) are connected with the microprocessor (301).
4. plug-in miniature circuit breaker according to claim 1, which is characterized in that the wiring board (3) is additionally provided with electricity
Source terminals (304), the supply terminals (304) are connected with the wiring board (3).
5. plug-in miniature circuit breaker according to claim 1, which is characterized in that first connector (107) and
Two connectors (108) are respectively arranged at the two sides of the module head (1).
6. plug-in miniature circuit breaker according to claim 1, which is characterized in that first connector (107) and
Two connectors (108) are set to the same side of the module head (1).
7. plug-in miniature circuit breaker according to claim 1, which is characterized in that first connector (107) and institute
State end of incoming cables (202) or the leading-out terminal (203) electrical connection；Second connector (108) and the end of incoming cables (202) or institute
State leading-out terminal (203) electrical connection.
8. plug-in miniature circuit breaker according to claim 1, which is characterized in that the current detection means (204) sets
It is placed in the module head (1) or pedestal (2)；The electromagnetic drive mechanism (205) is set to the module head (1) or pedestal (2).
9. plug-in miniature circuit breaker according to claim 1, which is characterized in that the break contact (105) includes dynamic
Contact and static contact.
10. plug-in miniature circuit breaker according to any one of claim 1 to 9, which is characterized in that further include one fixed
Plate (4), the wiring board (3) are set on fixed plate (4), and the plug-in miniature circuit breaker is set on fixed plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820723381.XU CN208538783U (en) | 2018-05-06 | 2018-05-06 | Plug-in miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820723381.XU CN208538783U (en) | 2018-05-06 | 2018-05-06 | Plug-in miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208538783U true CN208538783U (en) | 2019-02-22 |
Family
ID=65393045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820723381.XU Active CN208538783U (en) | 2018-05-06 | 2018-05-06 | Plug-in miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208538783U (en) |
-
2018
- 2018-05-06 CN CN201820723381.XU patent/CN208538783U/en active Active
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