CN204885044U - Circuit breaker - Google Patents
Circuit breaker Download PDFInfo
- Publication number
- CN204885044U CN204885044U CN201520518422.8U CN201520518422U CN204885044U CN 204885044 U CN204885044 U CN 204885044U CN 201520518422 U CN201520518422 U CN 201520518422U CN 204885044 U CN204885044 U CN 204885044U
- Authority
- CN
- China
- Prior art keywords
- button
- circuit breaker
- shell
- contained
- arc
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a circuit breaker, it includes shell (1), inlet wire mechanism (2), the mechanism that is qualified for the next round of competitions (3), operating device (4), arc extinguishing mechanism (5), short -circuit protection mechanism (6) and overload protection mechanism (7), its characterized in that: operating device (4) top is connected with button mechanism (8), button mechanism (8) installs in mounting groove (101) on shell (1) top, be qualified for the next round of competitions mechanism (3) dress in be qualified for the next round of competitions mechanism's mounting groove (102) on shell (1) top, be qualified for the next round of competitions mechanism (3) be located the button mechanism (8) the left side, arc extinguishing mechanism (5) is located operating device (4) below, short -circuit protection mechanism (6) dress is located operating device (4) left side in the mechanism that is qualified for the next round of competitions (3) below, short overload protection mechanism (7) is located arc extinguishing mechanism (5) right side with operating device (4) and carries out overload protection to circuit breaker, the utility model discloses circuit breaker occupation space was narrower and small during it can satisfy ac circuit, and especially wiring operation end is exerted oneself and the necessary unanimous requirement of inlet wire direction, has reduced the circuit breaker volume, has practiced thrift circuit breaker installation cost.
Description
Technical field
The utility model belongs to Low Voltage Electrical Apparatus, specifically just relates to a kind of plug in circuit breaker for alternating current circuit.
Background technology
Circuit breaker is divided into primary cut-out and low-voltage circuit breaker by its scope of application.Low-voltage circuit breaker is also known as automatic switch, and it is a kind of existing hand switch effect, automatically can carry out again decompression, under-voltage, overload and the electrical equipment of short-circuit protection.It can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc.; can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they; its function is equivalent to Fuse switch and the combination of crossing underheat relay etc.; and generally do not need to change parts after disjunction fault current, obtain a wide range of applications.
Circuit breaker divides by mounting means: have plug-in type, fixed and drawer type, the use of circuit breaker effectively can improve the fail safe that electric equipment uses industry, along with circuit breaker widely using on various electric equipment, in order to meet the installation needs of various different electric equipment, the structure of circuit breaker also develops into of all kinds, in the layout of current existing conventional circuit breaker product when installation site, operating means is installed on the left of cabinet panel in operation, and low-voltage circuit breaker input port and output port and breaker body, circuit breaker is installed fixing snapped-in position and is installed on the right side of cabinet panel in operation, but the development of the electric equipment technology along with circuit breaker coupling, at some small space, circuit breaker is installed cannot realize installing on the left of cabinet panel at operating means in operation, and low-voltage circuit breaker input port and output port and breaker body, circuit breaker installs the object of fixing snapped-in position on the right side of operation installation cabinet panel, if need to need layout external connecting leads and copper bar again when installing existing this conventional circuit breaker, take up room large, switching cost is high.
Utility model content
The purpose of this utility model is arranged on specific small space for the existing circuit breaker mentioned capable in above-mentioned background technology to need layout external connecting leads and copper bar again, takes up room large, the technological deficiency that switching cost is high.Redesign a kind of plug in circuit breaker, it can meet circuit breaker in alternating current circuit and take up room narrower and small, the requirement that especially patching operations end firmly must be consistent with inlet wire direction.Whole circuit breaker galvanic circle and interface requirements path short, reduce circuit breaker volume, saved circuit breaker installation cost.
Technical scheme
In order to realize above-mentioned technical purpose, the utility model designs a kind of circuit breaker, it comprises shell, wire inlet mechanism, outlet mechanism, operating mechanism, arc-extinguishing mechanism, short current protective mechanism and overload protecting mechanism, it is characterized in that: above described operating mechanism, be connected with button control mechanism, button mechanism is arranged in the mounting groove of housing top end, outlet mechanism is contained in the outlet mechanism mounting groove of housing top end, outlet mechanism is positioned on the left of button mechanism, arc-extinguishing mechanism is positioned at below operating mechanism, short current protective mechanism is contained in below outlet mechanism and is positioned on the left of operating mechanism, short current protective mechanism is positioned at above arc-extinguishing mechanism, short current protective mechanism is connected with outlet mechanism, overload protecting mechanism and operating mechanism are positioned on the right side of arc-extinguishing mechanism and carry out overload protection to circuit breaker, wire inlet mechanism is positioned at the inlet wire mounting groove being arranged on shell bottom below overload protecting mechanism and arc-extinguishing mechanism, wire inlet mechanism is connected with overload protecting mechanism.
Further, described operating mechanism, arc-extinguishing mechanism, short current protective mechanism and overload protecting mechanism are contained in case body.
Further, described shell comprises base and cover.
Further, described wire inlet mechanism comprises inlet wire terminal block and screw, connects wire and is connected on terminal block by screw.
Beneficial effect
A kind of plug in circuit breaker of the utility model design, it can meet circuit breaker in alternating current circuit and take up room narrower and small, the requirement that especially patching operations end firmly must be consistent with inlet wire direction.Whole circuit breaker galvanic circle and interface requirements path short, reduce circuit breaker volume, saved circuit breaker installation cost.
Accompanying drawing explanation
Accompanying drawing 1 is exploded view of the present utility model.
Accompanying drawing 2 is the utility model mounting structure schematic diagrames.
Accompanying drawing 3 is the utility model internal structure schematic diagrames.
Accompanying drawing 4 is outlet terminal product figure in the utility model.
Accompanying drawing 5 is outlet terminal structural representations in the utility model.
Accompanying drawing 6 is button mechanism product figure in the utility model.
Accompanying drawing 7 is button mechanism structural representations in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
Embodiment
As shown in accompanying drawing 1 ~ 3; a kind of circuit breaker; it comprises shell 1, wire inlet mechanism 2, outlet mechanism 3, operating mechanism 4, arc-extinguishing mechanism 5, short current protective mechanism 6 and overload protecting mechanism 7, and operating mechanism 4, arc-extinguishing mechanism 5, short current protective mechanism 6 and overload protecting mechanism 7 are contained in shell 1 housing.
Wherein, button control mechanism 8 is connected with above described operating mechanism 4, button mechanism 8 is arranged in the mounting groove 101 on shell 1 top, outlet mechanism 3 is contained in the outlet mechanism mounting groove 102 on shell 1 top, outlet mechanism 3 is positioned on the left of button mechanism 8, arc-extinguishing mechanism 5 is positioned at below operating mechanism 4, short current protective mechanism 6 is contained in below outlet mechanism 3 and is positioned on the left of operating mechanism 4, short current protective mechanism 6 is positioned at above arc-extinguishing mechanism 5, short current protective mechanism 6 is connected with outlet mechanism 3, overload protecting mechanism 7 and operating mechanism 4 are positioned on the right side of arc-extinguishing mechanism 5 and carry out overload protection to circuit breaker, wire inlet mechanism 2 is positioned at the inlet wire mounting groove 103 being arranged on shell 1 bottom below overload protecting mechanism 7 and arc-extinguishing mechanism 5, wire inlet mechanism 2 is connected with overload protecting mechanism 7.
Preferably, described shell 1 comprises pedestal 1a and lid 1b.
Described wire inlet mechanism 2 comprises inlet wire terminal block 201 and screw 202, connects wire and is connected on terminal block 201 by screw 202.
As shown in figs. 4 and 5, specifically, one of feature of this circuit breaker is that wherein said outlet mechanism 3 comprises outlet terminal 3a and occurs terminal block 3b, described outlet terminal 3a comprises and draws together screw 3a1, abnormity nut 3a2, wire frame 3a3, pressing plate 3a4, upper limit bit slice 3a5 and lower limit bit slice 3a6, upper limit bit slice 3a5 is installed in wire frame 3a3 upper latch notch groove 3a301, lower limit bit slice 3a6 is installed in the lower bayonet slot 3a302 bottom wire frame 3a3, screw 3a1 passes the installing hole on upper limit bit slice 3a5 and lower limit bit slice 3a6 and can rotate in installing hole, abnormity nut 3a2 to be contained on screw 3a1 between upper limit sheet 3a5 and lower limit bit slice 3a6, abnormity nut 3a2 stretches out nut link slot 3a201, pressing plate 3a4 bottom side is provided with connecting axle 3a401, connecting axle 3a401 to be contained in nut link slot 3a201 and to stretch out in the connecting groove 3a303 on wire frame 3a3, limited post 3a402 is provided with outside pressing plate 3a4, limited post 3a402 rests nut link slot 3a201 upper end outer surface, connecting groove 3a303 on described wire frame 3a3 is arc, occur that terminal block 3b is contained on wire frame.This outlet terminal 3a can make the binding post operating side power thrusts of circuit breaker and wiring direction at same in-plane, only need a direction in space just can complete patching operations, save the wiring space of circuit breaker, utilize screw thread rotation to produce larger pressure simultaneously on wiring direction.
As seen in figs. 6 and 7, described button mechanism 8 comprises button 801, slide block 802, indication piece 803, push rod 804 and button stage clip 805, described button 801 is contained in the button groove 80601 on shell 806 and also can moves back and forth up and down in button groove 80601, indication piece 803 upper end is inserted in the instruction groove 80101 in button 801, indication piece 803 side is provided with cylinder axis 80301, cylinder axis 80301 stretches in the cylinder axis hole 80102 of button 801 lower end correspondence setting, indication piece 803 can around cylinder axis 80301 pivot, the one side that button 801 exposes shell 80806 has indicator hole 80103, the one side that indication piece 80803 is positioned at indicator hole 80103 is provided with opening and closing state show tags 80302, indication piece 803 opening and closing state show tags 80302 in cylinder axis 80301 pivot process shows respectively by indicator hole 80103, indication piece 803 stretches out transmission projection 80303, transmission projection 80303 stretches into the driving groove 80201 on slide block 802, the pillar segment that the indication piece 803 lower end stopper slot 80202 stretched out on slide block 802 props up push rod 804 can make push rod 804 elastic deformation occur downwards, push rod 804 upper end is contained on shell 80806, button stage clip 805 is contained on shell 806, button spring 805 one end connects indication piece 803.Button mechanism 8 is by breaker closing, and separating brake action and the instruction of combined floodgate gate-dividing state integrated, makes circuit breaker utilize the action of a button just can realize operation to the action of breaker closing separating brake and instruction.
A kind of plug in circuit breaker of the utility model design, it can meet circuit breaker in alternating current circuit and take up room narrower and small, the requirement that especially patching operations end firmly must be consistent with inlet wire direction.Whole circuit breaker galvanic circle and interface requirements path short, reduce circuit breaker volume, saved circuit breaker installation cost.
Structure, ratio, size etc. that the present embodiment institute accompanying drawings illustrates, content all only in order to coordinate specification to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this specification as " on ", D score, "left", "right", " centre ", " clockwise ", " counterclockwise " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
Claims (6)
1. a circuit breaker, it comprises shell (1), wire inlet mechanism (2), outlet mechanism (3), operating mechanism (4), arc-extinguishing mechanism (5), short current protective mechanism (6) and overload protecting mechanism (7), it is characterized in that: described operating mechanism (4) top is connected with button control mechanism (8), button mechanism (8) is arranged in the mounting groove (101) on shell (1) top, outlet mechanism (3) is contained in outlet mechanism mounting groove (102) on shell (1) top, outlet mechanism (3) is positioned at button mechanism (8) left side, arc-extinguishing mechanism (5) is positioned at operating mechanism (4) below, short current protective mechanism (6) is contained in outlet mechanism (3) below and is positioned at operating mechanism (4) left side, short current protective mechanism (6) is positioned at arc-extinguishing mechanism (5) top, short current protective mechanism (6) is connected with outlet mechanism (3), overload protecting mechanism (7) and operating mechanism (4) are positioned at arc-extinguishing mechanism (5) right side and carry out overload protection to circuit breaker, wire inlet mechanism (2) is positioned at the inlet wire mounting groove (103) being arranged on shell (1) bottom below overload protecting mechanism (7) and arc-extinguishing mechanism (5), wire inlet mechanism (2) is connected with overload protecting mechanism (7).
2. a kind of circuit breaker as claimed in claim 1, is characterized in that: described operating mechanism (4), arc-extinguishing mechanism (5), short current protective mechanism (6) and overload protecting mechanism (7) are contained in shell (1) housing.
3. a kind of circuit breaker as claimed in claim 1, is characterized in that: described shell (1) comprises pedestal (1a) and lid (1b).
4. a kind of circuit breaker as claimed in claim 1, it is characterized in that: described wire inlet mechanism (2) comprises inlet wire terminal block (201) and screw (202), connect wire and be connected on terminal block (201) by screw (202).
5. a kind of circuit breaker as claimed in claim 1, it is characterized in that: described outlet mechanism (3) comprises outlet terminal (3a) and occurs terminal block (3b), described outlet terminal (3a) comprises draws together screw (3a1), abnormity nut (3a2), wire frame (3a3), pressing plate (3a4), upper limit bit slice (3a5) and lower limit bit slice (3a6), upper limit bit slice (3a5) is installed in wire frame (3a3) upper latch notch groove (3a301), lower limit bit slice (3a6) is installed in the lower bayonet slot (3a302) of wire frame (3a3) bottom, screw (3a1) is through the installing hole on upper limit bit slice (3a5) and lower limit bit slice (3a6) and can rotate in installing hole, abnormity nut (3a2) is contained on screw (3a1) and is positioned between upper limit sheet (3a5) and lower limit bit slice (3a6), abnormity nut (3a2) stretches out nut link slot (3a201), pressing plate (3a4) bottom side is provided with connecting axle (3a401), connecting axle (3a401) to be contained in nut link slot (3a201) and to stretch out in the connecting groove (3a303) on wire frame (3a3), pressing plate (3a4) outside is provided with limited post (3a402), limited post (3a402) rests nut link slot (3a201) upper end outer surface, connecting groove (3a303) on described wire frame (3a3) is arc, occur that terminal block (3b) is contained on wire frame (3a3).
6. a kind of circuit breaker as claimed in claim 1, it is characterized in that: described button mechanism (8) comprises button (801), slide block (802), indication piece (803), push rod (804) and button stage clip (805), described button (801) is contained in the button groove (80601) on shell (806) and also can moves back and forth up and down in button groove (80601), indication piece (803) upper end is inserted in the instruction groove (80101) in button (801), indication piece (803) side is provided with cylinder axis (80301), cylinder axis (80301) stretches in the cylinder axis hole (80102) of button (801) lower end correspondence setting, indication piece (803) can around cylinder axis (80301) pivot, the one side that button (801) exposes shell (80806) has indicator hole (80103), the one side that indication piece (80803) is positioned at indicator hole (80103) is provided with opening and closing state show tags (80302), indication piece (803) opening and closing state show tags (80302) in cylinder axis (80301) pivot process shows respectively by indicator hole (80103), indication piece (803) stretches out transmission projection (80303), transmission projection (80303) stretches into the driving groove (80201) on slide block (802), the pillar segment that indication piece (803) the lower end stopper slot (80202) stretched out on slide block (802) props up push rod (804) can make push rod (804) elastic deformation occur downwards, push rod (804) upper end is contained on shell (80806), button stage clip (805) is contained on shell (806), button spring (805) one end connects indication piece (803).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520518422.8U CN204885044U (en) | 2015-07-16 | 2015-07-16 | Circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520518422.8U CN204885044U (en) | 2015-07-16 | 2015-07-16 | Circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204885044U true CN204885044U (en) | 2015-12-16 |
Family
ID=54829392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520518422.8U Withdrawn - After Issue CN204885044U (en) | 2015-07-16 | 2015-07-16 | Circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204885044U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710972A (en) * | 2015-07-16 | 2017-05-24 | 上海良信电器股份有限公司 | Circuit breaker |
| WO2019080760A1 (en) * | 2017-10-26 | 2019-05-02 | 上海良信电器股份有限公司 | Locking device for circuit breaker operation device |
-
2015
- 2015-07-16 CN CN201520518422.8U patent/CN204885044U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710972A (en) * | 2015-07-16 | 2017-05-24 | 上海良信电器股份有限公司 | Circuit breaker |
| CN106710972B (en) * | 2015-07-16 | 2018-11-02 | 上海良信电器股份有限公司 | Breaker |
| WO2019080760A1 (en) * | 2017-10-26 | 2019-05-02 | 上海良信电器股份有限公司 | Locking device for circuit breaker operation device |
| US10991521B2 (en) | 2017-10-26 | 2021-04-27 | Shanghai Liangxin Electrical Co., Ltd | Locking device for circuit breaker operation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20181102 |
|
| AV01 | Patent right actively abandoned |