CN206961762U - A kind of miniature circuit breaker and its wiring construction - Google Patents
A kind of miniature circuit breaker and its wiring construction Download PDFInfo
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- CN206961762U CN206961762U CN201720485358.7U CN201720485358U CN206961762U CN 206961762 U CN206961762 U CN 206961762U CN 201720485358 U CN201720485358 U CN 201720485358U CN 206961762 U CN206961762 U CN 206961762U
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Abstract
The utility model discloses a kind of miniature circuit breaker and its wiring construction, and miniature circuit breaker includes housing and the terminals and control module that are connected on housing, wherein, wiring construction includes flexible connection piece and pcb board, and flexible connection piece electrically connects with terminals；Pcb board includes the first face and the second face, and the first face connects with flexible connection piece elasticity extruding, and the second face electrically connects with control module.Using miniature circuit breaker of the present utility model and its wiring construction, user installation is simple to operate to malfunction, and globality is strong.In addition, reducing the overall dimensions of miniature circuit breaker, enable to meet code requirement.
Description
Technical field
A kind of miniature circuit breaker is the utility model is related to, is to be related to a kind of wiring construction of miniature circuit breaker specifically.
Background technology
Miniature circuit breaker is most popular a kind of terminal protection electrical equipment during building electrical terminal power distribution equipment is drawn.It is miniature
Breaker is made up of close/open machine, contact, protection device, arc quenching system etc..Its operation principle is：It is (de- using protection device
Detain device) and electrical current heat component realization overload and short-circuit protection, when the electric current that the coil in electrical current heat component passes through is more than setting
During current value, the dynamic iron core action of magnetictrip, promote strike bar to hit operating mechanism, unlock operating mechanism, make open circuit
Device separating brake and then disconnecting circuit, so as to realize overload and short-circuit protection to circuit.After fault is discharged, then pass through division
Brake mechanism carries out closing operation so as to connect circuit.At present, most miniature circuit breakers that China uses now are manual division
Lock formula, manually stir close/open machine can and make-break operation is carried out to circuit.Manual divide-shut brake formula miniature circuit breaker knot
Structure is simple, cost is cheap and does not need extra electric energy, thus breaking-closing operating can be carried out in the case of without electric energy,
It is widely used in old power network.
But with the development of science and technology, intelligent appliance has obtained more and more extensive application, as protection electrical equipment
Common miniature circuit breaker, also it is badly in need of installing intelligence control system additional.In order to common miniature with wide variety of manual divide-shut brake formula
Breaker matches, and now, mainly increasing one newly in common miniature circuit breaker side can be with the intelligent micro open circuit of remote control
Device, intelligent miniature circuit breaker drive other common miniature circuit breakers to carry out breaking-closing operating according to input control signal.
In order to further improve power information acquisition system expense control reliability, strengthen the quality pipe of the external breaker of electric energy meter
Control, it is ensured that power system security stable operation and formulate《The external Circuit breaker technology specification of electric energy meter》In to the profile of breaker
Size has carried out strict specification and limited, wherein, limit intelligent micro-circuit breaker and common miniature circuit breaker outer shape and
Size is consistent, to ensure the uniformity of outward appearance, and the convenient large-scale circuit breaker terminal equipment replacement of progress.
But the intelligent micro-circuit breaker of prior art, due to adding intelligent controlling device, its size is typically than common
Miniature circuit breaker size is big, also inconsistent in profile, can not directly use, and the basis first to placing miniature circuit breaker is needed before use
Equipment carries out adaptability reform, and early investment is big, long in time limit, is unfavorable for intelligent grid and promotes process.
Miniature circuit breaker includes monopole 1P, two pole 2P, three pole 3P, quadrupole 4P etc., due to miniature circuit breaker integral intelligent
The needs of remote control, intelligentized miniature circuit breaker has remote control module, and remote control module is needed from miniature disconnected
The inlet wire or leading-out terminal of road device carry out power taking or sampling.What is used mostly at present is all that PCB is mounted in into miniature open circuit
The outside of device, using after installation end cap, lead is connected with controlling organization again, or use fixed lead-out wire using in switch internal
Controlling organization is connected to, such installation trouble, globality is not also strong, outward appearance disunity, and production cost is high.
Utility model content
The purpose of this utility model is to provide a kind of miniature circuit breaker and its wiring construction, is not only simple in structure, wiring can
Lean on, and it is easy to operate.
To achieve these goals, wiring construction of the present utility model, it is connected in a miniature circuit breaker, it is described miniature disconnected
Road device includes housing and connects terminals on the housing and control module, wherein, the wiring construction includes elasticity
Connection sheet and pcb board, flexible connection piece electrically connect with the terminals；Pcb board includes the first face and the second face, and described first
Face connects with flexible connection piece elasticity extruding, and second face electrically connects with the control module.
In one embodiment of above-mentioned wiring construction, the terminals include terminal screw, and the housing includes insertion
Hole, the patchhole are located at the lower section of the terminal screw.
In one embodiment of above-mentioned wiring construction, the patchhole includes symmetrically arranged two limiting sections, described
Pcb board inserts in the hole through and second face is positioned by the limiting section from described.
In one embodiment of above-mentioned wiring construction, in addition to the electricity piece in second face is connected to, described in two
Formed with an accommodation space between limiting section, the pcb board from it is described insert in the hole through when, the electricity piece is placed in described
Accommodation space.
In one embodiment of above-mentioned wiring construction, the flexible connection piece includes linking arm and elastic arm, the company
Connect arm and electrically connect the terminals, the elastic arm is connected with the pcb board.
In one embodiment of above-mentioned wiring construction, the elastic arm includes the first elastic arm and the second elastic arm, institute
State the first elastic arm with the linking arm to be connected, second elastic arm and the first obtuse-angulate both sides of elastic arm shape.
In one embodiment of above-mentioned wiring construction, the linking arm is L-shaped.
In one embodiment of above-mentioned wiring construction, the miniature circuit breaker is multiple, and the flexible connection piece is more
Individual, multiple flexible connection pieces are respectively arranged at each miniature circuit breaker and are connected with the terminals, a PCB
The inserting in the hole for lower section of plate from the terminal screw of each miniature circuit breaker sequentially passes through.
In one embodiment of above-mentioned wiring construction, the terminals include lead-in wire terminal and leading-out terminal, the wiring knot
Structure is two, connects the lead-in wire terminal and leading-out terminal respectively.
Miniature circuit breaker of the present utility model, including the terminals of housing and connection on the housing and control mould
Block, wherein, the wiring construction is above-mentioned wiring construction.
Beneficial functional of the present utility model is, using miniature circuit breaker of the present utility model and its wiring construction, user
Installation operation should not simply malfunction, and globality is strong.In addition, reducing the overall dimensions of miniature circuit breaker, enable to meet rule
Model requirement.
The utility model is described in detail below in conjunction with the drawings and specific embodiments, but not as to the utility model
Restriction.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the first embodiment of wiring construction of the present utility model；
Fig. 2 is the combining structure schematic diagram of the first embodiment of wiring construction of the present utility model；
Fig. 3 is that the first embodiment of wiring construction of the present utility model is applied to the partial enlarged drawing of miniature circuit breaker；
Fig. 4 is that the first embodiment of wiring construction of the present utility model is applied to the outside drawing of miniature circuit breaker；
Fig. 5 is the decomposition texture schematic diagram of the second embodiment of wiring construction of the present utility model；
Fig. 6 is the combining structure schematic diagram of the second embodiment of wiring construction of the present utility model；
Fig. 7 is that the second embodiment of wiring construction of the present utility model is applied to the outside drawing of miniature circuit breaker.
Wherein, reference
100 wiring constructions
110 flexible connection pieces
111 linking arms
112 elastic arms
1121 first elastic arms
1122 second elastic arms
120 pcb boards
121 first faces
122 second faces
200 miniature circuit breakers
210 housings
220 terminals
221 terminal screws
211 patchholes
211a limiting sections
100 ' wiring constructions
120 ' pcb boards
110 ' flexible connection pieces
200 ' miniature circuit breakers
211 ' patchholes
S accommodation spaces
Embodiment
Technical solutions of the utility model are described in detail with specific embodiment below in conjunction with the accompanying drawings, with further
Understand the purpose of this utility model, scheme and effect, but be not intended as the limit of the appended claims for the utility model protection domain
System.
First embodiment
As shown in Figures 1 to 4 be connected to miniature circuit breaker for first embodiment of the present utility model, wiring construction 100
In 200, miniature circuit breaker 200 includes housing 210 and the terminals 220 and control module that are connected on housing 210 (are schemed not
Show).Wiring construction 100 includes flexible connection piece 110 and pcb board 120, and flexible connection piece 110 is arranged at miniature circuit breaker 200
Housing 210 in, and electrically connected with the terminals 220 of miniature circuit breaker 200.Pcb board 120 includes the first face 121 and the second face
122, the first face 121 connects (such as Fig. 1 and Fig. 2) with the elasticity extruding of flexible connection piece 110, the second face 122 and miniature circuit breaker 200
Control module electrical connection.
With reference to figure 3, wherein, the terminals 220 of miniature circuit breaker 200 include terminal screw 221, are provided with housing 210
Patchhole 211, patchhole 211 are arranged at positioned at the lower section of terminal screw 221.Flexible connection piece 110 is arranged at miniature circuit breaker
The lower section of 200 terminal screw 221 is simultaneously set corresponding to patchhole 211.Patchhole 211 includes symmetrically arranged two limiting sections
211a, such as it is limited step to set limiting section 211a.When pcb board 120 passes through from patchhole 211, the first of pcb board 120
Face 121 connects with the elasticity extruding of flexible connection piece 110, and the second face 122 of pcb board 120 is symmetrically arranged in by patchhole 211
Limiting section 211a is positioned.That is, when pcb board 120 is inserted into patchhole 211, from flexible connection piece 110 and limiting section
Passed through between 211a, the first face 121 and the second face 122 are spacing and fix by flexible connection piece 110 and limiting section 211a respectively.
And the first face 121 of pcb board 120 is by connecting the power takings of flexible connection piece 110 of terminals 220, and pass through the second face 122 will
Electric signal transmission is to control module.
In addition, wiring construction 100 of the present utility model also includes electricity piece (not shown), electricity piece is connected to pcb board 120
Second face 122.As shown in figure 3, formed with an accommodation space S between two symmetrically arranged limiting section 211a of patchhole 211,
When pcb board 120 passes through from patchhole 211, accommodation space S turns into the space of accommodating electricity piece.
As depicted in figs. 1 and 2, flexible connection piece 110 is electric-conductor, including linking arm 111 and elastic arm 112, linking arm
111 electrical connection terminals 220.When pcb board 120 inserts, the elasticity of pcb board 120 compresses elastic arm 112 so that elastic arm 112 becomes
Shape, elastic arm 112 are connected with pcb board 120, and then by the electric signal transmission of terminals 220 to pcb board 120.
Specifically, elastic arm 112 includes the first elastic arm 1121 and the second elastic arm 1122, and the first elastic arm 1121 is with connecting
Connect arm 111 to be connected, the second elastic arm 1122 and the obtuse-angulate both sides of the shape of the first elastic arm 1121.When pcb board 120 is from patchhole
When being inserted in 211, the elasticity of pcb board 120 compresses the first elastic arm 1121 and the second elastic arm 1122, so that the first elastic arm 1121
The obtuse angle angle formed with the second elastic arm 1122 becomes big, forms press-in connection, ensure that pcb board 120 in patchhole 211
The reliability and steadiness of connection.
Wherein, the linking arm 111 of flexible connection piece 110 is L-shaped, and the linking arm 111 of L-type guides terminals 220 to PCB
The first downward face 121 of plate 120 simultaneously electrically connects.
With reference to Fig. 1 to Fig. 4, in the present embodiment, miniature circuit breaker 200 is 3P, and flexible connection piece 110 is three, and respectively
It is arranged at the patchhole 211 of each miniature circuit breaker 200, and is connected with the terminals 220 of each miniature circuit breaker 200,
Pcb board 120 of the present utility model is modularized design, wiring of the pcb board 120 to complete from three miniature circuit breakers 200
Sequentially pass through in the patchhole 211 of the lower section of screw 221, then block the patchhole 211 at the place of the two ends of pcb board 120,
Compact-sized, operation is simple and globality is strong.
Wherein, terminals 220 can be lead-in wire terminal, or leading-out terminal, wiring construction 100 can be two, with
In connection lead-in wire terminal and leading-out terminal respectively.
Second embodiment
Existing for second embodiment of the present utility model, the difference of the present embodiment and first embodiment as shown in Figures 5 to 7
In：In the present embodiment, miniature circuit breaker 200 ' is 2P, and flexible connection piece 110 ' is two, and it is miniature to be respectively arranged at each
The place of patchhole 211 ' of breaker 200 ', and be connected with the terminals of each miniature circuit breaker 200 ', pcb board 120 ' is micro- from two
Sequentially passed through in the patchhole 211 ' of the lower section of the terminal screw of type breaker 200 '.
Similar to first embodiment, terminals can be lead-in wire terminal, or leading-out terminal, wiring construction 100 ' can be
Two, to be respectively used to connect lead-in wire terminal and leading-out terminal.
Certainly, the utility model can also have other various embodiments, without departing substantially from the utility model spirit and its essence
In the case of, those skilled in the art work as can make various corresponding changes and deformation according to the utility model, but these
Corresponding change and deformation should all belong to the scope of the claims appended by the utility model.
Claims (10)
1. a kind of wiring construction, being connected in a miniature circuit breaker, the miniature circuit breaker includes housing and is connected to described
Terminals and control module on housing, it is characterised in that the wiring construction includes：
Flexible connection piece, electrically connected with the terminals；And
Pcb board, including the first face and the second face, first face connect with flexible connection piece elasticity extruding, and described second
Face electrically connects with the control module.
2. wiring construction according to claim 1, it is characterised in that the terminals include terminal screw, the housing
Including patchhole, the patchhole is located at the lower section of the terminal screw.
3. wiring construction according to claim 2, it is characterised in that the patchhole is spacing including symmetrically arranged two
Portion, the pcb board insert in the hole through and second face is positioned by the limiting section from described.
4. wiring construction according to claim 3, it is characterised in that also include the electricity piece for being connected to second face,
Formed with an accommodation space between two limiting sections, the pcb board from it is described insert in the hole through when, the electricity piece holds
It is placed in the accommodation space.
5. wiring construction according to claim 1, it is characterised in that the flexible connection piece includes linking arm and elasticity
Arm, the linking arm electrically connect the terminals, and the elastic arm is connected with the pcb board.
6. wiring construction according to claim 5, it is characterised in that the elastic arm includes the first elastic arm and the second bullet
Property arm, first elastic arm are connected with the linking arm, second elastic arm and the first elastic arm shape obtuse-angulate two
Side.
7. wiring construction according to claim 5, it is characterised in that the linking arm is L-shaped.
8. wiring construction according to claim 2, it is characterised in that the miniature circuit breaker is multiple, and the elasticity is even
Contact pin is multiple, and multiple flexible connection pieces are respectively arranged at each miniature circuit breaker and are connected with the terminals,
The inserting in the hole for lower section of one pcb board from the terminal screw of each miniature circuit breaker sequentially passes through.
9. wiring construction according to claim 1, it is characterised in that the terminals include lead-in wire terminal and leading-out terminal, institute
Wiring construction is stated as two, connects the lead-in wire terminal and leading-out terminal respectively.
10. a kind of miniature circuit breaker, including housing and connection terminals on the housing and control module, its feature exist
In the wiring construction is the wiring construction described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720485358.7U CN206961762U (en) | 2017-05-04 | 2017-05-04 | A kind of miniature circuit breaker and its wiring construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720485358.7U CN206961762U (en) | 2017-05-04 | 2017-05-04 | A kind of miniature circuit breaker and its wiring construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961762U true CN206961762U (en) | 2018-02-02 |
Family
ID=61373124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720485358.7U Active CN206961762U (en) | 2017-05-04 | 2017-05-04 | A kind of miniature circuit breaker and its wiring construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206961762U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807090A (en) * | 2017-05-04 | 2018-11-13 | 周思雨 | A kind of miniature circuit breaker and its wiring construction |
| CN110060909A (en) * | 2019-04-02 | 2019-07-26 | 波普电气有限公司 | The fast wiring construction of breaker |
-
2017
- 2017-05-04 CN CN201720485358.7U patent/CN206961762U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807090A (en) * | 2017-05-04 | 2018-11-13 | 周思雨 | A kind of miniature circuit breaker and its wiring construction |
| CN108807090B (en) * | 2017-05-04 | 2024-05-14 | 周思雨 | Miniature circuit breaker and wiring structure thereof |
| CN110060909A (en) * | 2019-04-02 | 2019-07-26 | 波普电气有限公司 | The fast wiring construction of breaker |
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