CN205428761U - Miniaturized circuit breaker structure - Google Patents
Miniaturized circuit breaker structure Download PDFInfo
- Publication number
- CN205428761U CN205428761U CN201620182923.8U CN201620182923U CN205428761U CN 205428761 U CN205428761 U CN 205428761U CN 201620182923 U CN201620182923 U CN 201620182923U CN 205428761 U CN205428761 U CN 205428761U
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- China
- Prior art keywords
- connecting lever
- main shaft
- switch
- breaker structure
- chopper
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a miniaturized circuit breaker structure, including killer switch subassembly and isolating switch component, the killer switch subassembly includes the killer switch frame of compriseing the insulation board, killer switch frame inboard is equipped with the insulating main shaft of circuit breaker, four connecting rod drive assembly, driving support, contact spring assembly, explosion chamber and isolation static contact seat, the last through -hole of opening the guide way respectively and matcing with the insulating main shaft of circuit breaker of driving support, the insulating main shaft of circuit breaker sets up in the through -hole and relative the rotation, the explosion chamber below is equipped with and keeps apart static contact seat, isolating switch component includes the isolator frame, the insulating main shaft of isolator is established to isolator frame inboard, the insulating main shaft below of isolator is equipped with the conductor of being qualified for the next round of competitions, the position that bottom surface and the conductor of being qualified for the next round of competitions correspond in the isolator frame is equipped with ground connection and touches the seat. The utility model discloses simple to operate, improvement life -span, reduce cost.
Description
Technical field
This utility model belongs to field of power distribution, is specifically related to a kind of miniaturization breaker structure.
Background technology
Along with Electric Appliance Cabinet product the operation raising of safety requirements, simultaneously switching devices miniature requirement are obvious.Simply, reliably, practicality becomes the target of design.
At present, the scheme that on market, like product is typically taked has: 1, chopper and disconnecting switch split-type structural.2, chopper drive mechanism is guide tracked transmission.3, transmission bracket is that bearing is box, and volume is big, quality weight.The split type installation inconvenience of such scheme, the guide tracked transmission life-span is low, power attenuation big, and the box volume of bearing is big, high in cost of production highlights defect.Therefore, how solving the problems referred to above is research direction of the present utility model.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, it is provided that a kind of miniaturization breaker structure, easy for installation, improve the life-span, reduce cost.
nullThis utility model be the technical scheme is that a kind of miniaturization breaker structure，Including killer switch assembly and switch component，Described killer switch assembly includes the killer switch frame being made up of insulation board，It is provided with chopper insulation spindle inside described killer switch frame、Double leval jib transmission component、Transmission bracket、Touch spring device、Arc-chutes and isolation static contact seat，Gathering sill and the through hole mated with chopper insulation spindle is had in described transmission bracket，Described chopper insulation spindle is arranged in through hole and relatively rotates，Described double leval jib transmission component includes the first connecting lever that one end is connected with chopper insulation spindle，The described first connecting lever other end is connected by the second connecting lever the 3rd connecting lever and the 4th connecting lever，The described 3rd connecting lever other end is connected with transmission bracket，The described 4th connecting lever other end mate with the gathering sill in transmission bracket and with can move along a straight line in gathering sill，Described touch spring device includes the guide post that the 4th connecting lever with double leval jib transmission component is connected and moves up and down therewith，Moved end lid it is provided with outside described guide post，Described moved end lid lower surface is connected with spring and double threaded screw in turn，Described double threaded screw is connected by being flexible coupling to fix with arc-chutes away from one end of spring，Isolation static contact seat it is provided with below described arc-chutes，Described switch component includes disconnecting switch frame，Isolation switch insulation main shaft is set inside described disconnecting switch frame，It is provided with outlet conductor below described isolation switch insulation main shaft，The position that described disconnecting switch frame inner bottom surface is corresponding with outlet conductor is provided with ground contact seat.
As preferably, described chopper insulation spindle cross section is hexagon, and material is insulating bar.
As preferably, described transmission bracket uses No. 45 steel castings to form.
As preferably, described transmission bracket is symmetrically arranged on two with double leval jib transmission component.
As preferably, double threaded screw wherein one end of described touch spring device is right handed screw, and the other end is left-handed screw.
The beneficial effects of the utility model are: this breaker structure is by killer switch assembly and switch component integrated design, and volume is little, the life-span is high, safe and reliable, it is adaptable in SF6 or N2 gas.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model drive mechanism schematic diagram；
Fig. 3 is this utility model double leval jib transmission component structural representation；
Fig. 4 is this utility model transmission bracket structural representation；
Fig. 5 is this utility model touch spring apparatus structure schematic diagram.
In figure: 1, killer switch frame；2, chopper insulation spindle；3, double leval jib transmission component；4, transmission bracket；5, touch spring device；6, it is flexible coupling；7, arc-chutes；8, isolation static contact seat；9, isolation switch insulation main shaft；10, outlet conductor；11, ground contact seat；12, disconnecting switch frame；
3a, the first connecting lever；3b, the second connecting lever；3c, the 3rd connecting lever；3d, the 4th connecting lever；
41, gathering sill；42, through hole；
5a, guide post；5b, moved end lid；5c, spring；5d, double threaded screw.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the specific embodiments this utility model is described in further detail.
nullSuch as Fig. 1、Fig. 2、Fig. 3、Shown in Fig. 4 and Fig. 5，A kind of miniaturization breaker structure，Including killer switch assembly and switch component，Described killer switch assembly includes the killer switch frame 1 being made up of insulation board，It is provided with chopper insulation spindle 2 inside described killer switch frame 1、Double leval jib transmission component 3、Transmission bracket 4、Touch spring device 5、Arc-chutes 7 and isolation static contact seat 8，Gathering sill 41 and the through hole 42 mated with chopper insulation spindle 2 is had in described transmission bracket 4，In described chopper insulation spindle 2 is arranged at through hole 42 and relatively rotate，Described double leval jib transmission component 3 includes the first connecting lever 3a that one end is connected with chopper insulation spindle 2，The described first connecting lever 3a other end is connected by the second connecting lever 3b the 3rd connecting lever 3c and the 4th connecting lever 3d，The described 3rd connecting lever 3c other end is connected with transmission bracket 4，The described 4th connecting lever 3d other end mate with the gathering sill 41 in transmission bracket 4 and with can move along a straight line in gathering sill 41，Described touch spring device 5 includes the guide post 5a that the 4th connecting lever 3d with double leval jib transmission component 3 is connected and moves up and down therewith，Moved end lid 5b it is provided with outside described guide post 5a，Described moved end lid 5b lower surface is connected with spring 5c and double threaded screw 5d in turn，Described double threaded screw 5d 6 fixing with arc-chutes 7 is connected by being flexible coupling away from one end of spring 5c，Isolation static contact seat 8 it is provided with below described arc-chutes 7，Described switch component includes disconnecting switch frame 12，Isolation switch insulation main shaft 9 is set inside described disconnecting switch frame 12，It is provided with outlet conductor 10 below described isolation switch insulation main shaft 9，The position that described disconnecting switch frame 12 inner bottom surface is corresponding with outlet conductor 10 is provided with ground contact seat 11.
In the present embodiment, described chopper insulation spindle 2 cross section is hexagon, and material is insulating bar.
In the present embodiment, described transmission bracket 4 uses No. 45 steel castings to form.
In the present embodiment, described transmission bracket 4 is symmetrically arranged on two with double leval jib transmission component 3.
In the present embodiment, double threaded screw 5d wherein one end of described touch spring device 5 is right handed screw, and the other end is left-handed screw.
This breaker structure is by killer switch assembly and switch component integrated design, and volume is little, the life-span is high, safe and reliable, it is adaptable in SF6 or N2 gas.Transmission bracket 4 uses No. 45 steel castings to form, and its gathering sill 41 uses high-frequency quenching to process, it is ensured that the life-span that the 4th connecting lever 3d slides therein；Chopper insulation spindle 2 cross section is hexagon, and uses insulating bar to make, will transmission chopper ABC three-phase combination separating brake moment of torsion；Double leval jib transmission component 3 realizes the on/off switch action of chopper；Double leval jib transmission component 3 is symmetricly set in support both sides, keeps the balance of driving force；Double threaded screw 5d wherein one end is right handed screw, and the other end is left-handed screw, convenient to chopper ABC three-phase contact over travel with open away from regulation.
Claims (5)
- null1. a miniaturization breaker structure，Including killer switch assembly and switch component，It is characterized in that: described killer switch assembly includes the killer switch frame being made up of insulation board，It is provided with chopper insulation spindle inside described killer switch frame、Double leval jib transmission component、Transmission bracket、Touch spring device、Arc-chutes and isolation static contact seat，Gathering sill and the through hole mated with chopper insulation spindle is had in described transmission bracket，Described chopper insulation spindle is arranged in through hole and relatively rotates，Described double leval jib transmission component includes the first connecting lever that one end is connected with chopper insulation spindle，The described first connecting lever other end is connected by the second connecting lever the 3rd connecting lever and the 4th connecting lever，The described 3rd connecting lever other end is connected with transmission bracket，The described 4th connecting lever other end mate with the gathering sill in transmission bracket and with can move along a straight line in gathering sill，Described touch spring device includes the guide post that the 4th connecting lever with double leval jib transmission component is connected and moves up and down therewith，Moved end lid it is provided with outside described guide post，Described moved end lid lower surface is connected with spring and double threaded screw in turn，Described double threaded screw is connected by being flexible coupling to fix with arc-chutes away from one end of spring，Isolation static contact seat it is provided with below described arc-chutes，Described switch component includes disconnecting switch frame，Isolation switch insulation main shaft is set inside described disconnecting switch frame，It is provided with outlet conductor below described isolation switch insulation main shaft，The position that described disconnecting switch frame inner bottom surface is corresponding with outlet conductor is provided with ground contact seat.
- A kind of miniaturization breaker structure the most according to claim 1, it is characterised in that: described chopper insulation spindle cross section is hexagon, and material is insulating bar.
- A kind of miniaturization breaker structure the most according to claim 1 and 2, it is characterised in that: described transmission bracket uses No. 45 steel castings to form.
- A kind of miniaturization breaker structure the most according to claim 3, it is characterised in that: described transmission bracket is symmetrically arranged on two with double leval jib transmission component.
- A kind of miniaturization breaker structure the most according to claim 1 and 2, it is characterised in that: double threaded screw wherein one end of described touch spring device is right handed screw, and the other end is left-handed screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620182923.8U CN205428761U (en) | 2016-03-10 | 2016-03-10 | Miniaturized circuit breaker structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620182923.8U CN205428761U (en) | 2016-03-10 | 2016-03-10 | Miniaturized circuit breaker structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205428761U true CN205428761U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620182923.8U Active CN205428761U (en) | 2016-03-10 | 2016-03-10 | Miniaturized circuit breaker structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN205428761U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742594A (en) * | 2017-11-08 | 2018-02-27 | 河南森源电气股份有限公司 | A kind of high-voltage board matches somebody with somebody formula breaker drive mechanism and its monopole pole |
| CN111029225A (en) * | 2019-11-30 | 2020-04-17 | 成都宣扬电器有限公司 | Energy storage spring driving mechanism of circuit breaker |
-
2016
- 2016-03-10 CN CN201620182923.8U patent/CN205428761U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742594A (en) * | 2017-11-08 | 2018-02-27 | 河南森源电气股份有限公司 | A kind of high-voltage board matches somebody with somebody formula breaker drive mechanism and its monopole pole |
| CN111029225A (en) * | 2019-11-30 | 2020-04-17 | 成都宣扬电器有限公司 | Energy storage spring driving mechanism of circuit breaker |
| CN111029225B (en) * | 2019-11-30 | 2024-04-26 | 成都宣扬电器有限公司 | Energy storage spring driving mechanism of circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Miniaturized circuit breaker structure Effective date of registration: 20200623 Granted publication date: 20160803 Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd. Pledgor: CHENGDU XUANYANG ELECTRICAL APPLIANCE Co.,Ltd. Registration number: Y2020980003409 |