CN104485252B - A kind of vacuum circuit breaker and its pole and conductive seat - Google Patents
A kind of vacuum circuit breaker and its pole and conductive seat Download PDFInfo
- Publication number
- CN104485252B CN104485252B CN201410663935.8A CN201410663935A CN104485252B CN 104485252 B CN104485252 B CN 104485252B CN 201410663935 A CN201410663935 A CN 201410663935A CN 104485252 B CN104485252 B CN 104485252B
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- Prior art keywords
- conductive seat
- pole
- seat body
- moving contact
- support
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- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 description 12
- 238000007789 sealing Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/6606—Terminal arrangements
Landscapes
- Breakers (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The present invention relates to a kind of vacuum circuit breaker and its pole and conductive seat, pole is used for horizontally disposed pole body including what axis extended in left-right direction, the right-hand member of pole body is provided with the pole attachment structure for being connected with corresponding frame, on pole body conductive seat is provided with the left of pole attachment structure, conductive seat includes being used for the conductive seat body being conductively connected with corresponding moving contact, the upper end of conductive seat body sets the supporting part for being used to support the pole body of limited location direction upward, the lower end of conductive seat body is provided with the support member attachment structure for corresponding support connection.Pole and vacuum circuit breaker the invention provides a kind of conductive seat for being horizontally mounted pole and using the conductive seat.
Description
Technical field
The present invention relates to a kind of vacuum circuit breaker and its pole and conductive seat.
Background technology
The monopolar configuration of vacuum circuit breaker is divided into two kinds of insulated barrel-type and pole type, the monopolar configuration machine of insulated barrel-type
Tool performance electric property is stable, and heat-sinking capability is strong, but install it is relative complex, by contrast, the mechanical strength of pole and
Electrical strength is higher, and installation is more convenient.Traditional pole is right angle setting mode, in design double-fracture vacuum circuit breaker
During device, in order to keep the uniformity of the supporting cabinet body structure of breaker, the appearance and size of breaker and interlock position
Put and be restricted, if also using the right angle setting mode of transmission, it is impossible to meet requirement.
The content of the invention
It is an object of the invention to provide a kind of conductive seat for being horizontally mounted pole；The purpose of the present invention also exists
In a kind of pole and vacuum circuit breaker using the conductive seat of offer.
In order to solve the above problems, the technical scheme of conductive seat is in the present invention：
A kind of conductive seat of vacuum circuit breaker, including the conductive seat sheet for being conductively connected with the moving contact in pole
Body, the upper end of conductive seat body set the supporting part for being used to support the pole of limited location direction upward, conductive seat sheet
The lower end of body is provided with the support member attachment structure for corresponding support connection.
Be provided with conductive seat body extend in left-right direction for the moving contact wearing of passing through of gap in left-right direction
Hole, conductive seat body are conductively connected by being flexible coupling with moving contact.
The outer peripheral face of the conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and the supporting part is by institute
The upper end for stating cylindrical surface structure is formed.
The technical scheme of pole is in the present invention：
A kind of pole of vacuum circuit breaker, including axis extend in left-right direction be used for horizontally disposed sealing pole
Post body, the right-hand member of pole body are provided with the pole attachment structure for being connected with corresponding frame, pole body
On be provided with conductive seat on the left of pole attachment structure, conductive seat includes being used for the conductive seat being conductively connected with corresponding moving contact
Body, the upper end of conductive seat body set the supporting part for being used to support the pole body of limited location direction upward, led
The lower end of electric seat body is provided with the support member attachment structure for corresponding support connection.
Be provided with conductive seat body extend in left-right direction for the moving contact wearing of passing through of gap in left-right direction
Hole, conductive seat body are conductively connected by being flexible coupling with moving contact.
The outer peripheral face of the conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and the supporting part is by institute
The upper end for stating cylindrical surface structure is formed.
The technical scheme of vacuum circuit breaker is in the present invention：
A kind of vacuum circuit breaker, including frame and the first pole, the first pole include axis in left-right direction
The horizontally disposed first pole body of extension, the right-hand member of the first pole body are provided with the pole being connected with frame
Attachment structure, the first conductive seat, the first conductive seat bag are provided with the left of pole attachment structure on the first pole body
The conductive seat body for being conductively connected with the moving contact in the first pole body is included, the upper end of conductive seat body is provided with
The supporting part for being used to support the first pole body of spacing direction upward, the lower end of conductive seat body is provided with support
Part attachment structure, support member is connected with support member attachment structure.
Be provided with conductive seat body extend in left-right direction for the moving contact wearing of passing through of gap in left-right direction
Hole, conductive seat body are conductively connected by being flexible coupling with moving contact.
The outer peripheral face of the conductive seat body is the cylindrical surface structure that axis extends in left-right direction, and the supporting part is by institute
The upper end for stating cylindrical surface structure is formed.
Horizontally disposed second pole, the second sealing are installed with frame directly over first pole
The second conductive seat is provided with pole above the first conductive seat, the second conductive seat is matched somebody with somebody with second pole support
Close, the first conductive seat, the second conductive seat are arranged by conductive supporting and connected.
Beneficial effects of the present invention are：Pole is horizontally disposed with during use, the right-hand member of pole is fixedly arranged on frame
On, now because pole left end is hanging, so the mechanical strength of its left end is affected, and the conductive seat in the present invention was both
The electric action to moving contact can be played, while and can plays a part of supporting pole, the lower end connection support of conductive seat
Part realizes the support to pole left end, it is achieved thereby that pole can be horizontally mounted.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of vacuum circuit breaker in the present invention；
Fig. 2 is the cooperation schematic diagram of transmission mechanism and first, second arc-chutes in Fig. 1；
Fig. 3 is the cooperation schematic diagram of the first conductive seat and the first pole in Fig. 2；
Fig. 4 is the structural representation of the first conductive seat in Fig. 3；
Fig. 5 is first, second conductive seat and support busbar, the cooperation schematic diagram of insulation column in Fig. 1.
Embodiment
The implementation of vacuum circuit breaker is for example shown in Fig. 1 ~ 5：Including three monopolar configurations, each monopolar configuration includes frame 6,
Monopolar configuration also includes the horizontally disposed pole 4 of second pole 1 and first, and the first pole is located at the second sealing
The underface of pole, the second pole include enclosing the second pole body for being set as the second arc-chutes and being arranged at second consolidating
Second conductive seat 40 in sealed pole body, the first pole include enclosing the first pole body for being set as the first arc-chutes and
The first conductive seat 9 being arranged on the first pole body, switchgear also include going out to first, second by transmission mechanism
The power output part of the insulated tension pole transmission of arc chamber（Not shown in figure）, power output part is motor in the present embodiment.The
First, the right-hand member of the second pole body is fixedly arranged in frame by pole attachment structure.Transmission mechanism includes the first spring base
11st, the first lever 14, the first pull bar and the first spring base, the first lever, second below the first pull bar are respectively symmetrically arranged in
Spring base 34, the second lever 24 and the second pull bar 25, wherein the first spring base, second spring seat, the first pull bar, the second pull bar edge
Left and right directions guiding movement is assemblied in frame, and the first excess of stroke spring 12, the second bullet are provided between the first spring base and frame
The second excess of stroke spring 33 is provided between spring abutment and frame, the both ends of first, second excess of stroke spring are respectively arranged with adjust pad,
The initial pretightning force of corresponding spring can be adjusted by adjust pad, first, second excess of stroke spring is stage clip in the present embodiment,
The upper end of first lever 14 is hinged and connected with the first spring base 11, and lower end and the second spring seat 34 of the second lever 24 are hinged phase
Even, the first pull bar, the second pull bar include the Zola's bar part 13 being connected with the insulated tension poles of corresponding arc-chutes and are connected to pair
The right pull bar part 15 of its intermediate part is answered, the left and right ends of right pull bar part are hinged phase with Zola's bar part and corresponding lever respectively
Even, the lower end of the first lever is provided with the first articulated structure for being used for moment of torsion input, and the upper end of the second lever is defeated provided with moment of torsion is used for
The second articulated structure entered.Guiding movement is equipped with driver plate 17 in left-right direction between first, second lever in frame, passes
The upper and lower ends of dynamic plate 17 are hinged and connected with first, second articulated structure respectively, and length is provided with frame and is prolonged in left-right direction
The long guiding hole stretched, driver plate are assemblied in frame by the bearing pin guiding movement being arranged in long guiding hole set thereon.
Power transmission shaft 19 and power output main shaft 32 that pivot center extends along the longitudinal direction, power output main shaft are rotatably equipped with frame
For being driven to three-phase arc-chutes, power output main shaft is located at the downside of power transmission shaft, is installed with power transmission shaft with power output
The V-arrangement rocking arm of connecting lever 18 and power input connecting lever 20, power output connecting lever 18 are connected with driver plate 17, power input connecting lever
The vertical pull bar 23 being vertically arranged is connected with 20, tripping spring 22 is arranged with vertical pull bar 23, vertical pull bar lower end is fixed
There is lower spring cup 26, be installed with the upper spring seat 21 for being sheathed on the vertical pull bar periphery in frame, tripping spring is arranged at,
Between lower spring cup, the first connecting lever 27 being connected with vertical pull bar lower end, the first connecting lever and machine are installed with power output main shaft
The buffer 28 being vertically arranged is provided between frame, the second connecting lever 29, power output main shaft are fixedly provided with power output main shaft
Lower section be provided with the power input shaft set with power output main axis parallel, motor power output end and power input shaft are driven
Connect, the 3rd connecting lever 31 is provided with power input shaft, the 3rd connecting lever 31 is connected by connecting plate 30 with the transmission of the second connecting lever 29.
First, second conductive seat is symmetrical arranged, and now only the concrete structure of the first conductive seat is described in detail, and first leads
Electric seat 9 includes the first conductive seat body, the upper end of the first conductive seat body set limited location direction upward be used for it is first solid
Sealed pole body is the supporting part 35 that lower arc-chutes support coordinates, the outer peripheral face of the first conductive seat body for axis in left-right direction
The cylindrical surface structure of extension, supporting part are made up of the upper end outer peripheral face of the first conductive seat body, using cylindrical surface structure on the one hand
Area of bearing is ensure that, ensure that support strength, conductive seating face on the other hand can also be avoided to produce corona, the first conductive seat
The perforation for running through the first conductive seat in left-right direction is inside provided with, perforation and the moving contact gap of the first arc-chutes coordinate, and first
The moving contact of arc-chutes can be moved left and right in perforation, and will not produce friction with the hole wall of perforation, and the aperture of perforation is set on
Be equipped with screw perforation, be installed with screw perforation for fix on moving contact 38 be flexible coupling 36 line pressing bolt, be flexible coupling on
Conducting block and moving contact cone match, because moving contact and being flexible coupling is welded in perforation, so the first conductive seat can be with
Good shielding action is played, avoids the irregular shapes such as moving contact and the corner angle that are flexible coupling from destroying the Electric Field Distribution of product.The
The lower end of one conductive seat is provided with lower convex platform, and the vertically extending mounting hole 39 of axis, mounting hole are offered on lower convex platform
39 form support member attachment structures, and the support member in the present embodiment includes insulation column and the connection being connected on the first conductive seat
In being provided with the steel thread bush for the spinning of insulation column 5 in the support busbar on the second conductive seat, mounting hole, pass through steel screw thread
Set can increase mechanical strength, and the upper end of the first conductive seat is provided with connection row 8, and the surface degree of the row of connection is silver-colored, is set on connection row
Bolt penetration hole is equipped with, support busbar 7 can be fixed on by installing bolt in bolt penetration hole on connection row, support is conductive
Row is connected on the connection row between first, second conductive seat, and support busbar plays a part of conductive and support, and support is conductive
The periphery of row is arranged with insulating sleeve 3, is coated with conductive layer on the inwall of insulating sleeve 3, insulating sleeve can play electric field screen
Cover and the effect of insulating protection.The outer surface of first, second conductive seat uses arc-shaped structure more, so can balanced electric field point
Cloth.The left end of first, second pole is provided with the touching for the corresponding installation of static side contact arm 2 that axis extends in left-right direction
Arm connecting hole 37, the axis of contact arm connecting hole is consistent with the axis of pole, can so facilitate the connection of static side contact arm.
The every of switchgear is mutually respectively provided with two poles in the present invention, realizes double-fracture, improves switching capacitance
The ability of electric current, while in order to avoid excessively crowded after single-phase double-fracture, two poles per phase are horizontally disposed up and down, protect
Demonstrate,proved the compactedness in space, overcome the space congested problem that double-fracture is brought, ensure that product Mechanical Reliability and electrically
Reliability；And the second conductive seat, the first conductive seat, support busbar and support insulator collective effect, it ensure that two sealings
The support strength of pole, also makes it possible being horizontally mounted of pole.When needing closing operation, motor driven power
Input shaft rotates, and power is transmitted to the second connecting lever through the 3rd connecting lever, connecting plate, and power output main shaft imparts power to each phase, and first
Connecting lever drives vertical backward stick action, tripping spring energy storage, and V-arrangement rocking arm drives driver plate to left movement, and driver plate drives first, the
Two levers are overturn, and by taking the first lever as an example, when initial, the precompression of the first excess of stroke spring is larger, and the first spring base will not be by the
One leverage and towards moving right, the first lever drives the insulated tension poles 10 of the second arc-chutes towards moving left by the first pull bar,
So as to realize that dynamic and static contact closes a floodgate, after dynamic and static contact combined floodgate, for the first pull bar no longer towards moving left, the first pull bar is the first thick stick
Bar provides a fulcrum, then being rotated further with motor, and the first spring base is towards the first excess of stroke spring of compression is moved right, also
It is to persuade the pressure suffered by contact to be about twice of current excess of stroke spring pressure（According to depending on lever proportionality coefficient）；Simultaneously
Entirely drive mechanism is compact-sized, takes less left and right space.
In the other embodiments of this double-fracture switchgear：First, second excess of stroke spring can also be extension spring；When only needing
When single break is set, a pole can be only set；Motor directly can also be connected with transmission shaft driven, can now be led to
Cross transmission axially each alternate transmission；Motor can also be replaced by other power output parts such as driving cylinder, electromagnetic relay；It is conductive
Seat can not also be conductively connected by being flexible coupling with corresponding moving contact, such as elastic fingertip is set in perforation, elastic fingertip
With the conductive cooperation of moving contact sliding contact；Supporting part can also be planar structure or concave structure.
The implementation of pole is for example shown in Fig. 1 ~ 5：The concrete structure of pole is implemented with above-mentioned each vacuum circuit breaker
The first pole described in example is identical, herein no longer narration in detail.
The implementation of conductive seat is for example shown in Fig. 1 ~ 5：In the concrete structure of conductive seat and above-mentioned each vacuum circuit breaker embodiment
Described the first conductive seat or the second conductive seat is identical, herein no longer narration in detail.
Claims (7)
- A kind of 1. conductive seat of vacuum circuit breaker, it is characterised in that：Including for being conductively connected with the moving contact in pole Conductive seat body, the upper end of conductive seat body sets the support for being used to support pole body of limited location direction upward Portion, the lower end of conductive seat body are provided with the support member attachment structure for corresponding support connection, set in conductive seat body Have extend in left-right direction for the moving contact perforation that gap passes through in left-right direction, conductive seat body by be flexible coupling with Moving contact is conductively connected.
- 2. conductive seat according to claim 1, it is characterised in that：The outer peripheral face of the conductive seat body is axis edge left and right The cylindrical surface structure of direction extension, the supporting part are made up of the upper end of the cylindrical surface structure.
- A kind of 3. pole of vacuum circuit breaker, it is characterised in that：Set including what axis extended in left-right direction for level The pole body put, the right-hand member of pole body are provided with the pole attachment structure for being connected with corresponding frame, Gu Conductive seat is provided with sealed pole body on the left of pole attachment structure, conductive seat includes being used for corresponding moving contact conduction even The conductive seat body connect, the upper end of conductive seat body set limited location direction being used for upward to support the pole body Supporting part, the lower end of conductive seat body are provided with the support member attachment structure for corresponding support connection, in conductive seat body Be provided with extend in left-right direction pass through soft company for the moving contact perforation that gap passes through in left-right direction, conductive seat body Connect and be conductively connected with moving contact.
- 4. pole according to claim 3, it is characterised in that：The outer peripheral face of the conductive seat body is that axis edge is left The cylindrical surface structure of right direction extension, the supporting part are made up of the upper end of the cylindrical surface structure.
- 5. a kind of vacuum circuit breaker, including frame and the first pole, it is characterised in that：First pole includes axis edge The horizontally disposed first pole body of left and right directions extension, the right-hand member of the first pole body is provided with to be connected with frame The pole attachment structure connect, is provided with the first conductive seat on the first pole body on the left of pole attachment structure, and first Conductive seat includes being used for the conductive seat body that is conductively connected with the moving contact in the first pole body, conductive seat body it is upper End sets the supporting part for being used to support the first pole body of limited location direction upward, and the lower end of conductive seat body is set Support member attachment structure is equipped with, support member is connected with support member attachment structure, is provided with left-right direction in conductive seat body Extension is connected for the moving contact perforation that gap passes through in left-right direction, conductive seat body by being flexible coupling with moving contact conduction Connect.
- 6. vacuum circuit breaker according to claim 5, it is characterised in that：The outer peripheral face of the conductive seat body is axis edge The cylindrical surface structure of left and right directions extension, the supporting part are made up of the upper end of the cylindrical surface structure.
- 7. the vacuum circuit breaker according to claim 5 or 6, it is characterised in that：In first pole in frame Surface is installed with horizontally disposed second pole, and second is provided with above the first conductive seat on the second pole Conductive seat, the second conductive seat coordinate with second pole support, and the first conductive seat, the second conductive seat pass through conductive supporting Row's connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663935.8A CN104485252B (en) | 2014-11-20 | 2014-11-20 | A kind of vacuum circuit breaker and its pole and conductive seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663935.8A CN104485252B (en) | 2014-11-20 | 2014-11-20 | A kind of vacuum circuit breaker and its pole and conductive seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104485252A CN104485252A (en) | 2015-04-01 |
| CN104485252B true CN104485252B (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410663935.8A Expired - Fee Related CN104485252B (en) | 2014-11-20 | 2014-11-20 | A kind of vacuum circuit breaker and its pole and conductive seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104485252B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116092845B (en) * | 2023-04-03 | 2023-06-16 | 宁波天安智能电网科技股份有限公司 | Series digital double-break high-voltage switch device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201252047Y (en) * | 2008-07-29 | 2009-06-03 | 上海维埃姆电力科技有限公司 | Movable end connecting structure for sealed high-pressure vacuum breaker |
| CN202856230U (en) * | 2012-10-23 | 2013-04-03 | 福建中能电气股份有限公司 | Solid insulating switch |
| CN204303656U (en) * | 2014-11-20 | 2015-04-29 | 平高集团有限公司 | Vacuum circuit breaker and pole thereof and conductive seat |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5796425B2 (en) * | 2011-09-07 | 2015-10-21 | 株式会社明電舎 | Tank type vacuum circuit breaker |
-
2014
- 2014-11-20 CN CN201410663935.8A patent/CN104485252B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201252047Y (en) * | 2008-07-29 | 2009-06-03 | 上海维埃姆电力科技有限公司 | Movable end connecting structure for sealed high-pressure vacuum breaker |
| CN202856230U (en) * | 2012-10-23 | 2013-04-03 | 福建中能电气股份有限公司 | Solid insulating switch |
| CN204303656U (en) * | 2014-11-20 | 2015-04-29 | 平高集团有限公司 | Vacuum circuit breaker and pole thereof and conductive seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104485252A (en) | 2015-04-01 |
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