CN208655503U - A kind of vacuum circuit breaker that stability is high - Google Patents
A kind of vacuum circuit breaker that stability is high Download PDFInfo
- Publication number
- CN208655503U CN208655503U CN201820549387.XU CN201820549387U CN208655503U CN 208655503 U CN208655503 U CN 208655503U CN 201820549387 U CN201820549387 U CN 201820549387U CN 208655503 U CN208655503 U CN 208655503U
- Authority
- CN
- China
- Prior art keywords
- insulating cylinder
- vacuum interrupter
- wall
- fixedly connected
- fixture block
- 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.)
- Active
Links
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a kind of vacuum circuit breakers that stability is high, including insulating cylinder, insulating cylinder is internally provided with vacuum interrupter, outlet terminal is fixedly connected at the top of vacuum interrupter, the bottom of vacuum interrupter is fixedly connected with connector, the inner wall upper end of insulating cylinder is fixedly connected with position-limited rack, position-limited rack is cambered surface close to the side of vacuum interrupter, and it offsets with the side wall of vacuum interrupter, the side wall of vacuum interrupter offers fixing groove corresponding with position-limited rack, insulating cylinder is internally provided with fixture block, the side of fixture block and the inner wall of fixing groove offset, the other side of fixture block is rotatably connected to bolt, the side wall of bolt-through insulating cylinder, and extend to the outside of insulating cylinder, bolt is connected by threaded hole with insulating cylinder screw thread.The utility model structure is simple, easy to operate, realizes the stability and easy-to-mount purpose that improve vacuum interrupter using the setting of support plate and fixture block.
Description
Technical field
The utility model relates to vacuum circuit breaker technical field more particularly to a kind of vacuum circuit breakers that stability is high.
Background technique
On vacuum circuit breaker in the prior art, vacuum interrupter generally passes through upper bracket and lower bracket and is mounted on insulation sleeve
In cylinder, this mounting structure and mounting means are fixed since the installation site of lower bracket itself needs other parts, so that very
After being installed to insulating sleeve inside, lower end is easy to shake empty arc-chutes, has to the steady operation of entire vacuum circuit breaker very big
Influence, and the installation process process of vacuum interrupter in the prior art is complex, break down replacement when it is more multiple
It is miscellaneous, influence the working efficiency of vacuum circuit breaker.
Through retrieving, Chinese patent grant number is the patent of CN201410465341.6, discloses a kind of vacuum circuit breaker, is wrapped
Include insulating sleeve.Vacuum circuit breaker in above-mentioned patent has the disadvantage that the device is fixed by the inside in insulating sleeve
Upper bracket and vacuum interrupter are fixed up by upper bracket by bolt, since bolt is in insulating sleeve, and insulating sleeve
Inner space it is small so that dismounting becomes trouble, and the bottom of vacuum interrupter is fixedly connected with guide part, and is oriented to
The bottom in portion is fixedly connected with insulated pull rod again, so that vacuum interrupter can not be extracted out out of insulating sleeve.
Utility model content
It is easy to shake and dismount complicated ask purpose of the utility model is to solve vacuum circuit breaker in the prior art
Topic, and the vacuum circuit breaker that a kind of stability of proposition is high.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of vacuum circuit breaker that stability is high, including insulating cylinder, the insulating cylinder are internally provided with vacuum interrupter,
Outlet terminal is fixedly connected at the top of the vacuum interrupter, the bottom of the vacuum interrupter is fixedly connected with connection
Head, the inner wall upper end of the insulating cylinder are fixedly connected with position-limited rack, and the position-limited rack is cambered surface close to the side of vacuum interrupter,
And offset with the side wall of vacuum interrupter, the side wall of the vacuum interrupter offers fixing groove corresponding with position-limited rack, institute
The fixture block that is internally provided with of insulating cylinder is stated, the side of the fixture block and the inner wall of fixing groove offset, and the other side of the fixture block turns
It is dynamic to be connected with bolt, the side wall of the bolt-through insulating cylinder, and the outside of insulating cylinder is extended to, the bolt passes through threaded hole
It is connected with insulating cylinder screw thread, the inner wall of the insulating cylinder is fixedly connected with support plate, the bottom of the vacuum interrupter and support
It offseting at the top of plate, offers through-hole in the support plate, the connector runs through through-hole, and the side wall of connector and through-hole
Inner wall is in contact, and the bottom of the connector is provided with insulated pull rod, and the side wall top of the insulated pull rod opens up that there are four
Even setting card slot, is fixedly connected with that there are four link blocks corresponding with card slot at the bottom margin of the connector, described in four
Link block is the plastic material with certain elasticity, and four link blocks are fixedly connected to close to the side of insulated pull rod
Cross section is semicircular fixture block, and four fixture blocks offset with the inner wall of card slot, are embedded at the top of the insulated pull rod
Conductive column, the top of the conductive column and the bottom of connector offset, and the side wall bottom end of the insulating cylinder is fixedly connected with down
Line terminals, the side of the insulated pull rod, which is provided with, to be flexible coupling, and insulated pull rod, and and conductive column are run through in described one end being flexible coupling
It is electrical connected, the other end being flexible coupling runs through insulating cylinder, and is electrical connected with lower wire end.
Preferably, one end that the bolt is located in insulating cylinder is fixedly connected with rotating cylinder, the inner wall and fixture block of the rotating cylinder
It is rotatedly connected.
Preferably, the outer wall of the vacuum interrupter is enclosed with epoxy resin.
Preferably, spring shim is socketed on the bolt.
Preferably, the equal fixing sleeve of the upper and lower ends of the insulating cylinder is connected to flange.
Preferably, the shell of the vacuum interrupter is ceramic material.
Compared with prior art, the utility model provides a kind of vacuum circuit breaker that stability is high, has following beneficial
Effect:
1, the high vacuum circuit breaker of the stability, by the setting of support plate, when installing vacuum interrupter, by vacuum extinction
Room is inserted into from the top of insulating cylinder, and the side of vacuum interrupter is moved down along position-limited rack, so that the top of support plate is fallen in,
And connector is passed through from through-hole, be shaken the lower end of vacuum interrupter will not, is tightened bolt at this time, and fixture block is made to clamp vacuum
Arc-chutes are secured firmly to vacuum interrupter in insulating cylinder, will not arbitrarily shake, so that the stability of work is improved, and
And since bolt is arranged outside insulating cylinder, wrenching bolt is become easy, so that dismounting be made to become simple.
2, the high vacuum circuit breaker of the stability is embedded below conductive column and connector by the setting of insulated pull rod
Conductor is electrical connected, and the fixture block on four link blocks is stuck in card slot, fixes insulated pull rod mutually with connector, when needs are torn open
When except vacuum interrupter, directly vacuum interrupter is firmly extracted upwards, because four link blocks have certain elasticity, fixture block
Cambered surface and card slot inner wall interaction and four link blocks are opened around, to keep connector and insulated pull rod de-
From enabling vacuum interrupter to be removed out of insulating cylinder.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Structure is simple, easy to operate, is realized using the setting of support plate and fixture block and improves the stability of vacuum interrupter and convenient for tearing open
The purpose of dress.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of high vacuum circuit breaker of stability structural schematic diagram；
Fig. 2 is the A-A of Fig. 1 to sectional view；
Fig. 3 be the utility model proposes a kind of high vacuum circuit breaker part B of stability structural schematic diagram.
In figure: 1 insulating cylinder, 2 lower wire ends are sub, 3 are flexible coupling, 4 link blocks, 5 connectors, 6 vacuum interrupters, 7 bolts, 8
Fixture block, 9 fixing grooves, outlet terminal, 11 position-limited racks, 12 flanges, 13 support plates, 14 conductive columns, 15 insulated pull rods, 16 cards on 10
Block, 17 card slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of vacuum circuit breaker that stability is high, including insulating cylinder 1, being internally provided with for insulating cylinder 1 are true
Empty arc-chutes 6, the top of vacuum interrupter 6 are fixedly connected with outlet terminal 10, and the bottom of vacuum interrupter 6 is fixedly connected with
Connector 5, the inner wall upper end of insulating cylinder 1 are fixedly connected with position-limited rack 11, and position-limited rack 11 is arc close to the side of vacuum interrupter 6
Face, and offset with the side wall of vacuum interrupter 6, the side wall of vacuum interrupter 6 offers fixing groove corresponding with position-limited rack 11
9, insulating cylinder 1 is internally provided with fixture block 8, and the side of fixture block 8 and the inner wall of fixing groove 9 offset, the other side rotation of fixture block 8
It is connected with bolt 7, bolt 7 runs through the side wall of insulating cylinder 1, and extends to the outside of insulating cylinder 1, and bolt 7 is by threaded hole and absolutely
1 screw thread of edge cylinder is connected, and the inner wall of insulating cylinder 1 is fixedly connected with support plate 13, the bottom of vacuum interrupter 6 and the top of support plate 13
Portion offsets, and through-hole is offered in support plate 13, connector 5 runs through through-hole, and the side wall of connector 5 connects with the inner wall of through-hole
Touching, the bottom of connector 5 are provided with insulated pull rod 15, and the side wall top of insulated pull rod 15 opens up that there are four be uniformly arranged card slot
17, it is fixedly connected at the bottom margin of connector 5 there are four link block 4 corresponding with card slot 17, four link blocks 4 are
Plastic material with certain elasticity, it is half that four link blocks 4, which are fixedly connected to cross section close to the side of insulated pull rod 15,
Circular fixture block 16, inner wall of four fixture blocks 16 with card slot 17 offset, and the top of insulated pull rod 15 is embedded with conductive column 14, leads
The top of electric column 14 and the bottom of connector 5 offset, and the side wall bottom end of insulating cylinder 1 is fixedly connected with lower wire end 2, and insulation is drawn
The side of bar 15, which is provided with, is flexible coupling 3, be flexible coupling 3 one end through insulated pull rod 15, and be electrical connected with conductive column 14, soft company
The other end for connecing 3 runs through insulating cylinder 1, and is electrical connected with lower wire end 2.
One end that bolt 7 is located in insulating cylinder 1 is fixedly connected with rotating cylinder, and inner wall and the fixture block 8 of rotating cylinder are rotatedly connected, and makes spiral shell
Bolt 7 not will drive the rotation of fixture block 8 when rotating.
The outer wall of vacuum interrupter 6 is enclosed with epoxy resin, and epoxy resin has high insulating property, and surge voltage is
50kV/mm, industrial frequency withstand voltage 30kV/mm, and its products machinery intensity is high, and casting processing performance is good, can form more easily
It is covered in 6 surface of vacuum interrupter, to achieve the purpose that the insulation of 6 outer surface of vacuum interrupter is strengthened.
It is socketed with spring shim on bolt 7, is loosened after preventing 7 long-time use of bolt.
The equal fixing sleeve of the upper and lower ends of insulating cylinder 1 is connected to flange 12, and insulating cylinder 1 passes through flange 12 and pedestal and other portions
Part is mutually fixed.
The shell of vacuum interrupter 6 is ceramic material, and ceramic insulation performance is good, and material gas permeability itself and internal deflation
It measures small.
In the utility model, when vacuum interrupter 6 is installed, vacuum interrupter 6 is inserted into from the top of insulating cylinder 1, vacuum
The side of arc-chutes 6 is moved down along position-limited rack 11, to fall in the top of support plate 13, and on connector 5 from 13
It is passed through in through-hole, shake the lower end of vacuum interrupter 6 will not, tighten bolt 7 at this time, fixture block 8 is made to clamp vacuum interrupter 6,
It is secured firmly to vacuum interrupter 6 in insulating cylinder 1, will not arbitrarily shake, so that the stability of work is improved, and due to
Bolt 7 is arranged outside insulating cylinder 1, and operation bolt 7 becomes easy, so that dismounting be made to become simple, passes through setting for insulated pull rod 15
It sets, 15 top bevels, 14 bottoms add spring, and the conductor being embedded below conductive column 14 and connector 5 is electrical connected, four link blocks
Fixture block 16 on 4 is stuck in card slot 17, fixes insulated pull rod 15 with 5 phase of connector, when needing to remove vacuum interrupter 6
When, directly vacuum interrupter 6 is firmly extracted upwards, because four link blocks 4 have certain elasticity, the cambered surface of fixture block 16
It interacts with the inner wall of card slot 17 and four link blocks 4 is opened around, to keep connector 5 and insulated pull rod 15 de-
From enabling vacuum interrupter 6 to be removed out of insulating cylinder 1.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of vacuum circuit breaker that stability is high, including insulating cylinder (1), which is characterized in that the inside of the insulating cylinder (1) is set
It is equipped with vacuum interrupter (6), is fixedly connected with outlet terminal (10) at the top of the vacuum interrupter (6), the vacuum is gone out
The bottom of arc chamber (6) is fixedly connected with connector (5), and the inner wall upper end of the insulating cylinder (1) is fixedly connected with position-limited rack (11),
The position-limited rack (11) is cambered surface close to the side of vacuum interrupter (6), and is offseted with the side wall of vacuum interrupter (6), described
The side wall of vacuum interrupter (6) offers fixing groove (9) corresponding with position-limited rack (11), and the inside of the insulating cylinder (1) is set
It is equipped with fixture block (8), the side of the fixture block (8) and the inner wall of fixing groove (9) offset, and the other side of the fixture block (8), which rotates, to be connected
It is connected to bolt (7), the bolt (7) runs through the side wall of insulating cylinder (1), and extends to the outside of insulating cylinder (1), the bolt
(7) it is connected by threaded hole with insulating cylinder (1) screw thread, the inner wall of the insulating cylinder (1) is fixedly connected with support plate (13), described
It offsets at the top of the bottom of vacuum interrupter (6) and support plate (13), offers through-hole, the connection on the support plate (13)
Head (5) runs through through-hole, and the side wall of connector (5) is in contact with the inner wall of through-hole, and the bottom of the connector (5) is provided with absolutely
Edge pull rod (15), the side wall top of the insulated pull rod (15) are opened up there are four being uniformly arranged card slot (17), the connector (5)
Bottom margin at be fixedly connected there are four link block (4) corresponding with card slot (17), four link blocks (4) are tool
There is the plastic material of certain elasticity, four link blocks (4) are fixedly connected to transversal close to the side of insulated pull rod (15)
Face is semicircular fixture block (16), and inner wall of four fixture blocks (16) with card slot (17) offsets, the insulated pull rod (15)
Top be embedded with conductive column (14), the top of the conductive column (14) and the bottom of connector (5) offset, the insulating cylinder
(1) side wall bottom end is fixedly connected with lower wire end (2), and the side of the insulated pull rod (15) is provided be flexible coupling (3), institute
State be flexible coupling (3) one end through insulated pull rod (15), and be electrical connected with conductive column (14), described the another of (3) that be flexible coupling
Insulating cylinder (1) is run through at end, and is electrical connected with lower wire end (2).
2. a kind of high vacuum circuit breaker of stability according to claim 1, which is characterized in that the bolt (7) is located at
One end in insulating cylinder (1) is fixedly connected with rotating cylinder, and inner wall and the fixture block (8) of the rotating cylinder are rotatedly connected.
3. a kind of high vacuum circuit breaker of stability according to claim 1, which is characterized in that the vacuum interrupter
(6) outer wall is enclosed with epoxy resin.
4. a kind of high vacuum circuit breaker of stability according to claim 1, which is characterized in that covered on the bolt (7)
It is connected to spring shim.
5. a kind of high vacuum circuit breaker of stability according to claim 1, which is characterized in that the insulating cylinder (1)
The equal fixing sleeve of upper and lower ends is connected to flange (12).
6. a kind of high vacuum circuit breaker of stability according to claim 1, which is characterized in that the vacuum interrupter
(6) shell is ceramic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820549387.XU CN208655503U (en) | 2018-04-18 | 2018-04-18 | A kind of vacuum circuit breaker that stability is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820549387.XU CN208655503U (en) | 2018-04-18 | 2018-04-18 | A kind of vacuum circuit breaker that stability is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655503U true CN208655503U (en) | 2019-03-26 |
Family
ID=65775050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820549387.XU Active CN208655503U (en) | 2018-04-18 | 2018-04-18 | A kind of vacuum circuit breaker that stability is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108376630A (en) * | 2018-04-18 | 2018-08-07 | 安徽龙和电气科技有限公司 | A kind of vacuum circuit breaker that stability is high |
| CN111463062A (en) * | 2020-04-27 | 2020-07-28 | 郑州大学 | Environment-friendly tank type multi-fracture vacuum circuit breaker |
-
2018
- 2018-04-18 CN CN201820549387.XU patent/CN208655503U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108376630A (en) * | 2018-04-18 | 2018-08-07 | 安徽龙和电气科技有限公司 | A kind of vacuum circuit breaker that stability is high |
| CN108376630B (en) * | 2018-04-18 | 2024-05-24 | 安徽龙和电力集团有限公司 | High-stability vacuum circuit breaker |
| CN111463062A (en) * | 2020-04-27 | 2020-07-28 | 郑州大学 | Environment-friendly tank type multi-fracture vacuum circuit breaker |
| CN111463062B (en) * | 2020-04-27 | 2022-06-14 | 郑州大学 | Environment-friendly tank type multi-fracture vacuum circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208655503U (en) | A kind of vacuum circuit breaker that stability is high | |
| CN101599388B (en) | Insulating pull rod for breaker | |
| CN108376630A (en) | A kind of vacuum circuit breaker that stability is high | |
| CN110060824A (en) | A kind of radix saposhnikoviae column support type composite insulator | |
| CN207320690U (en) | A kind of breaker gas tank | |
| CN209148820U (en) | A kind of built-in coupling sensor of GIS partial discharge detection of easy installation | |
| CN206819924U (en) | Single column support type disconnecting link | |
| CN206500456U (en) | A kind of copper free wire joins the wrap-up of machine drawing | |
| CN207718957U (en) | A kind of composite insulator of corrosion resistance and good | |
| CN208208639U (en) | A kind of static contact structure of disconnecting switch | |
| CN207381309U (en) | The pole column structure of breaker | |
| CN209150009U (en) | A kind of sealing device of vacuum circuit breaker | |
| CN208208532U (en) | A kind of dry-type transformer insulating sleeve | |
| CN207888395U (en) | A kind of composite suspension type insulators production Ceramic manufacturing device | |
| CN207800931U (en) | Detachable finger-contact type ground wire and earthing or grounding means | |
| CN210607089U (en) | Compact permanent magnet circuit breaker | |
| CN207718951U (en) | A kind of lightning protection strut composite insulator | |
| CN108807067B (en) | Box type pole-mounted switch equipment and outlet sleeve thereof | |
| CN207367907U (en) | A kind of breaker | |
| CN220474928U (en) | Switch cabinet grounding structure | |
| CN114336445B (en) | Wall bushing | |
| CN219457486U (en) | Linkage structure of multipole circuit breaker | |
| CN206098272U (en) | Automatic switch for high voltage transmission lines | |
| CN109037005A (en) | A kind of combined electrical apparatus of two stations high-voltage isolation grounding switch and fuse | |
| CN203967599U (en) | A kind of solid insulation open type switch insulation cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |