CN204303656U - Vacuum circuit breaker and pole thereof and conductive seat - Google Patents

Vacuum circuit breaker and pole thereof and conductive seat Download PDF

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Publication number
CN204303656U
CN204303656U CN201420697370.0U CN201420697370U CN204303656U CN 204303656 U CN204303656 U CN 204303656U CN 201420697370 U CN201420697370 U CN 201420697370U CN 204303656 U CN204303656 U CN 204303656U
Authority
CN
China
Prior art keywords
conductive seat
pole
seat body
right direction
moving contact
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Withdrawn - After Issue
Application number
CN201420697370.0U
Other languages
Chinese (zh)
Inventor
张洪铁
王刚
董祥渊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Original Assignee
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Pinggao Group Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420697370.0U priority Critical patent/CN204303656U/en
Application granted granted Critical
Publication of CN204303656U publication Critical patent/CN204303656U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of vacuum circuit breaker and pole thereof and conductive seat, pole comprise that axis extends in left-right direction for horizontally disposed pole body, the right-hand member of pole body is provided with the pole syndeton for being connected with corresponding frame, pole body is provided with conductive seat in the left side of pole syndeton, conductive seat comprises for conducting electricity with corresponding moving contact the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described pole body be directed upwardly, the lower end of conductive seat body is provided with the support member syndeton connected for corresponding support.The utility model provide a kind of pole level is installed conductive seat and the pole using this conductive seat and vacuum circuit breaker.

Description

Vacuum circuit breaker and pole thereof and conductive seat
Technical field
The utility model relates to a kind of vacuum circuit breaker and pole thereof and conductive seat.
Background technology
The monopolar configuration of vacuum circuit breaker is divided into insulated barrel-type and pole type two kinds, and the monopolar configuration mechanical performance electric property of insulated barrel-type is stablized, and heat-sinking capability is strong, but installation relative complex, by contrast, mechanical strength and the electrical strength of pole are higher, install more convenient.Traditional pole is at right angle setting mode, in the process of design vacuum circuit breaker with double breaks, in order to the uniformity of the cabinet body structure that keeps breaker supporting, appearance and size and the interlock position of breaker are restricted, if also adopt the at right angle setting mode of transmission, instructions for use can not be met.
Utility model content
The purpose of this utility model is to provide a kind of conductive seat that pole level is installed; The purpose of this utility model is also to provide a kind of pole and the vacuum circuit breaker that use this conductive seat.
In order to solve the problem, in the utility model, the technical scheme of conductive seat is:
A kind of conductive seat of vacuum circuit breaker, comprise for conducting electricity with the moving contact in pole the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described pole be directed upwardly, and the lower end of conductive seat body is provided with the support member syndeton connected for corresponding support.
Be provided with the perforation of the described moving contact of the confession extended in left-right direction gap perforation in left-right direction in conductive seat body, conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
The outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
In the utility model, the technical scheme of pole is:
A kind of pole of vacuum circuit breaker, comprise that axis extends in left-right direction for horizontally disposed pole body, the right-hand member of pole body is provided with the pole syndeton for being connected with corresponding frame, pole body is provided with conductive seat in the left side of pole syndeton, conductive seat comprises for conducting electricity with corresponding moving contact the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described pole body be directed upwardly, the lower end of conductive seat body is provided with the support member syndeton connected for corresponding support.
Be provided with the perforation of the described moving contact of the confession extended in left-right direction gap perforation in left-right direction in conductive seat body, conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
The outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
In the utility model, the technical scheme of vacuum circuit breaker is:
A kind of vacuum circuit breaker, comprise frame and the first pole, first pole comprises the horizontally disposed first pole body that axis extends in left-right direction, the right-hand member of the first pole body is provided with the pole syndeton be connected with frame, first pole body is provided with the first conductive seat in the left side of pole syndeton, first conductive seat comprises for conducting electricity with the moving contact in the first pole body the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described first pole body be directed upwardly, the lower end of conductive seat body is provided with support member syndeton, support member syndeton is connected with support member.
Be provided with the gap perforation of passing in left-right direction of the described moving contact of the confession extended in left-right direction in conductive seat body, conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
The outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
Frame is installed with horizontally disposed second pole directly over described first pole, second pole is provided with the second conductive seat in the top of the first conductive seat, second conductive seat supports with described second pole and coordinates, and the first conductive seat, the second conductive seat are connected by conductive supporting row.
The beneficial effects of the utility model are: be horizontally disposed with by pole during use, the right-hand member of pole is fixedly arranged in frame, now because pole left end is unsettled, so the mechanical strength of its left end is affected, and the conductive seat in the utility model can play the electric action to moving contact, can play again the effect supporting pole, the lower end of conductive seat connects the support that support member realizes pole left end simultaneously, thus achieves pole and can level install.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of vacuum circuit breaker in the utility model;
Fig. 2 be in Fig. 1 transmission mechanism and first, second arc-chutes coordinate schematic diagram;
Fig. 3 be in Fig. 2 the first conductive seat and the first pole coordinate schematic diagram;
Fig. 4 is the structural representation of the first conductive seat in Fig. 3;
Fig. 5 be in Fig. 1 first, second conductive seat with support busbar, insulation column coordinate schematic diagram.
Detailed description of the invention
The embodiment of vacuum circuit breaker is as shown in Fig. 1 ~ 5: comprise three monopolar configuration, each monopolar configuration includes frame 6, monopolar configuration also comprises horizontally disposed second pole 1 and the first pole 4, first pole is positioned at immediately below the second pole, second pole comprises the second pole body of being enclosed to form the second arc-chutes and is arranged at the second conductive seat 40 in the second pole body, first pole comprises the first pole body being enclosed to form the first arc-chutes and the first conductive seat 9 be arranged on the first pole body, switchgear also comprises by transmission mechanism to first, the power output part (not shown) of the insulated tension pole transmission of the second arc-chutes, the present embodiment medium power output block is motor.The right-hand member of first, second pole body is fixedly arranged in frame by pole syndeton.Transmission mechanism comprises the first spring base 11, first lever 14, first pull bar and be symmetrically arranged in the first spring base respectively, first lever, the second spring base 34 below first pull bar, second lever 24 and the second pull bar 25, wherein the first spring base, second spring base, first pull bar, second pull bar in left-right direction guiding movement is assemblied in frame, the first excess of stroke spring 12 is provided with between first spring base and frame, the second excess of stroke spring 33 is provided with between second spring base and frame, first, the two ends of the second excess of stroke spring are respectively arranged with adjustment pad, the initial pretightning force of corresponding spring can be adjusted by adjustment pad, in the present embodiment first, second excess of stroke spring is all stage clips, upper end and first spring base 11 of the first lever 14 are hinged and connected, lower end and second spring base 34 of the second lever 24 are hinged and connected, first pull bar, second pull bar includes the left lever part 13 be connected with the insulated tension pole of corresponding arc-chutes and the right pull bar part 15 being connected to corresponding its intermediate part, the two ends, left and right of right pull bar part are hinged and connected with left lever part and corresponding lever respectively, the lower end of the first lever is provided with the first articulated structure for moment of torsion input, the upper end of the second lever is provided with the second articulated structure for moment of torsion input.In frame, between first, second lever, guiding movement is equipped with driver plate 17 in left-right direction, the two ends up and down of driver plate 17 are hinged and connected with first, second articulated structure respectively, frame is provided with the long guiding hole that length extends in left-right direction, driver plate is assemblied in frame by the bearing pin guiding movement be arranged in long guiding hole that it is arranged.Frame is rotatably equipped with power transmission shaft 19 and Power output main shaft 32 that pivot center extends along the longitudinal direction, Power output main shaft is used for the transmission of three-phase arc-chutes, Power output main shaft is positioned at the downside of power transmission shaft, power transmission shaft is installed with the V-arrangement rocking arm with Power output connecting lever 18 and power input connecting lever 20, Power output connecting lever 18 and driver plate 17 are in transmission connection, power input connecting lever 20 is connected with the vertical vertical pull bar 23 arranged, vertical pull bar 23 is arranged with tripping spring 22, vertical pull bar lower end is installed with lower spring cup 26, frame is installed with the upper spring seat 21 being sheathed on described vertical pull bar periphery, tripping spring is arranged at, between lower spring cup, Power output main shaft is installed with the first connecting lever 27 be connected with vertical pull bar lower end, the buffer 28 vertically arranged is provided with between first connecting lever and frame, Power output main shaft is also installed with the second connecting lever 29, the below of Power output main shaft is provided with the power input shaft arranged with Power output main axis parallel, motor power output and power input shaft are in transmission connection, power input shaft is provided with the 3rd connecting lever 31, 3rd connecting lever 31 is connected with the second connecting lever 29 transmission by connecting plate 30.
First, second conductive seat is symmetrical arranged, now only the concrete structure of the first conductive seat is described in detail, first conductive seat 9 comprises the first conductive seat body, the upper end of the first conductive seat body is provided with the spacing support portion 35 for namely descending arc-chutes to support to coordinate with the first pole body be directed upwardly, the outer peripheral face of the first conductive seat body is the cylindrical surface structure that axis extends in left-right direction, support portion is made up of the upper end outer peripheral face of the first conductive seat body, cylindrical surface structure is adopted to ensure that Area of bearing on the one hand, ensure that support strength, also conductive seat surface can be avoided on the other hand to produce corona, the perforation running through the first conductive seat is in left-right direction provided with in first conductive seat, the moving contact matched in clearance of perforation and the first arc-chutes, the moving contact of the first arc-chutes can move left and right in perforation, and can not produce and rub with the hole wall of perforation, the edge, aperture of perforation is provided with screw perforation, be installed with in screw perforation on fixing moving contact 38 be flexible coupling 36 line pressing bolt, conducting block on being flexible coupling and moving contact cone match, because moving contact is in perforation with being flexible coupling to be welded, so the first conductive seat can play good shielding action, avoid the Electric Field Distribution of the irregularly shaped destruction products such as moving contact and the corner angle that are flexible coupling.The lower end of the first conductive seat is provided with lower convex platform, lower convex platform offers the installing hole 39 that axis extends along the vertical direction, installing hole 39 forms support member syndeton, support member in the present embodiment comprises the insulation column be connected on the first conductive seat and the support busbar be connected on the second conductive seat, the steel thread bush for insulation column 5 spinning is provided with in installing hole, mechanical strength can be increased by steel thread bush, the upper end of the first conductive seat is provided with and connects row 8, connect the surperficial degree silver of row, connect on row and be provided with bolt penetration hole, support busbar 7 can be fixed on connection row by installing bolt in bolt penetration hole, support busbar and be connected to first, on connection row between second conductive seat, support the effect that busbar plays conduction and supports, the outer race supporting busbar is provided with insulating sleeve 3, the inwall of insulating sleeve 3 is coated with conductive layer, insulating sleeve can play the effect of electric field shielding and insulating protection.Outer surface many employings arc-shaped structure of first, second conductive seat, like this can balanced Electric Field Distribution.The left end of first, second pole is provided with the contact arm connecting hole 37 of corresponding quiet end contact arm 2 installation of confession that axis extends in left-right direction, and the axis of contact arm connecting hole is consistent with the axis of pole, can facilitate the connection of quiet end contact arm like this.
The every of the utility model breaker in middle equipment all has two poles mutually, achieve double-fracture, improve the ability of switching capacitance electric current, simultaneously too crowded after single-phase double-fracture, two poles of every phase are horizontally disposed with up and down, ensure that the compactedness in space, overcome the space congested problem that double-fracture brings, ensure that Mechanical Reliability and the electrical reliability of product; And the second conductive seat, the first conductive seat, support busbar and support insulator acting in conjunction, ensure that the support strength of two poles, also make the level of pole be mounted for possibility.When needs closing operation, driven by motor power input shaft rotates, power is through the 3rd connecting lever, connecting plate is transmitted to the second connecting lever, power transmission is given each phase by Power output main shaft, first connecting lever drives vertical backward stick action, tripping spring energy storage, V-arrangement rocking arm drives driver plate to left movement, driver plate drives first, second lever upset, for the first lever, time initial, the precompression of the first excess of stroke spring is larger, first spring base can not by the first leverage towards moving right, first lever drives the insulated tension pole 10 of the second arc-chutes towards moving left by the first pull bar, thus realize dynamic, static contact closes a floodgate, dynamic, after static contact closes a floodgate, first pull bar is no longer towards moving left, first pull bar provides a fulcrum for the first lever, being rotated further subsequently along with motor, first spring base is towards moving right compression first excess of stroke spring, that is the pressure suffered by moving contact is probably the twice (determining according to lever proportionality coefficient) of current excess of stroke spring pressure, the compact conformation of whole drive mechanism, takies less space, left and right simultaneously.
In other embodiment of this double-fracture switchgear: first, second excess of stroke spring also can be extension spring; When only needing single break to arrange, a pole can be only set; Motor also can directly be connected with transmission shaft driven, now can by power transmission shaft to each alternate transmission; Motor also can be replaced by other power output part such as driving cylinder, electromagnetic relay; Conductive seat also can not to conduct electricity with corresponding moving contact by being flexible coupling and connect, such as arranges elasticity fingertip in perforation, and elasticity fingertip and moving contact slidingly contact to conduct electricity and coordinate; Support portion also can be planar structure or concave structure.
The embodiment of pole is as shown in Fig. 1 ~ 5: the concrete structure of pole is identical with the first pole described in above-mentioned each vacuum circuit breaker embodiment, no longer describes in detail at this.
The embodiment of conductive seat is as shown in Fig. 1 ~ 5: the concrete structure of conductive seat is identical with the first conductive seat described in above-mentioned each vacuum circuit breaker embodiment or the second conductive seat, no longer describes in detail at this.

Claims (10)

1. the conductive seat of a vacuum circuit breaker, it is characterized in that: comprise for conducting electricity with the moving contact in pole the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described pole be directed upwardly, and the lower end of conductive seat body is provided with the support member syndeton connected for corresponding support.
2. conductive seat according to claim 1, is characterized in that: the perforation being provided with the gap perforation in left-right direction of the described moving contact of the confession extended in left-right direction in conductive seat body, conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
3. conductive seat according to claim 1 and 2, is characterized in that: the outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
4. the pole of a vacuum circuit breaker, it is characterized in that: comprise that axis extends in left-right direction for horizontally disposed pole body, the right-hand member of pole body is provided with the pole syndeton for being connected with corresponding frame, pole body is provided with conductive seat in the left side of pole syndeton, conductive seat comprises for conducting electricity with corresponding moving contact the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described pole body be directed upwardly, the lower end of conductive seat body is provided with the support member syndeton connected for corresponding support.
5. pole according to claim 4, is characterized in that: the perforation being provided with the gap perforation in left-right direction of the described moving contact of the confession extended in left-right direction in conductive seat body, conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
6. the pole according to claim 4 or 5, is characterized in that: the outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
7. a vacuum circuit breaker, comprise frame and the first pole, it is characterized in that: the first pole comprises the horizontally disposed first pole body that axis extends in left-right direction, the right-hand member of the first pole body is provided with the pole syndeton be connected with frame, first pole body is provided with the first conductive seat in the left side of pole syndeton, first conductive seat comprises for conducting electricity with the moving contact in the first pole body the conductive seat body be connected, the upper end of conductive seat body is provided with the spacing support portion for supporting described first pole body be directed upwardly, the lower end of conductive seat body is provided with support member syndeton, support member syndeton is connected with support member.
8. vacuum circuit breaker according to claim 7, is characterized in that: be provided with the gap perforation of passing in left-right direction of the described moving contact of the confession extended in left-right direction in conductive seat body, and conductive seat body to conduct electricity with moving contact by being flexible coupling and is connected.
9. vacuum circuit breaker according to claim 7, is characterized in that: the outer peripheral face of described conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and described support portion is made up of the upper end of described cylindrical surface structure.
10. the vacuum circuit breaker according to claim 7 ~ 9 any one, it is characterized in that: frame is installed with horizontally disposed second pole directly over described first pole, second pole is provided with the second conductive seat in the top of the first conductive seat, second conductive seat supports with described second pole and coordinates, and the first conductive seat, the second conductive seat are connected by conductive supporting row.
CN201420697370.0U 2014-11-20 2014-11-20 Vacuum circuit breaker and pole thereof and conductive seat Withdrawn - After Issue CN204303656U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420697370.0U CN204303656U (en) 2014-11-20 2014-11-20 Vacuum circuit breaker and pole thereof and conductive seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420697370.0U CN204303656U (en) 2014-11-20 2014-11-20 Vacuum circuit breaker and pole thereof and conductive seat

Publications (1)

Publication Number Publication Date
CN204303656U true CN204303656U (en) 2015-04-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420697370.0U Withdrawn - After Issue CN204303656U (en) 2014-11-20 2014-11-20 Vacuum circuit breaker and pole thereof and conductive seat

Country Status (1)

Country Link
CN (1) CN204303656U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104485252A (en) * 2014-11-20 2015-04-01 平高集团有限公司 Vacuum circuit breaker, and embedded pole and conductive seat thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104485252A (en) * 2014-11-20 2015-04-01 平高集团有限公司 Vacuum circuit breaker, and embedded pole and conductive seat thereof
CN104485252B (en) * 2014-11-20 2018-03-27 平高集团有限公司 A kind of vacuum circuit breaker and its pole and conductive seat

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20150429

Effective date of abandoning: 20180327