CN209104066U - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
- Publication number
- CN209104066U CN209104066U CN201821852463.0U CN201821852463U CN209104066U CN 209104066 U CN209104066 U CN 209104066U CN 201821852463 U CN201821852463 U CN 201821852463U CN 209104066 U CN209104066 U CN 209104066U
- Authority
- CN
- China
- Prior art keywords
- spring
- contact
- sluice separating
- breaker
- sluice
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of breakers.The breaker includes the fracture formed by moving contact and static contact, one end of the separate static contact of the moving contact is connected with spring module, the spring module includes contact spring and sluice separating spring, contact spring and sluice separating spring are arranged side by side, one end of the close moving contact of sluice separating spring is supported on bracket set in circuit breaker housing, the other end and one top lifting of contact spring are in the end supports with the transmission connection of breaker driving device, guide rod is coated in moving contact spring, guide rod and end supports guiding cooperate, contact spring pressure head is connected in the threaded one end close to moving contact, the sluice separating spring force value regulating device of screw-type is equipped between sluice separating spring and the bracket and/or the end supports.Solve the problems, such as that the force value of the force value for adjusting contact spring in the prior art and sluice separating spring is inconvenient.
Description
Technical field
The utility model relates to a kind of breakers.
Background technique
EMU is mounted in high-voltage equipment box with vacuum circuit breaker, for cooperating high-voltage equipment box to realize EMU power supply
It cut-offs, overload and short-circuit protection.Current vacuum circuit breaker have the disadvantage in that due to vacuum interrupter length and diameter compared with
Greatly, cause space between two vacuum interrupters smaller, to make transmission mechanism difficult arrangement.Sluice separating spring is set in the prior art
Below contact spring, by sluice separating spring connection board ends respectively with contact spring moved end and housing hinge, sluice separating spring is quiet for sluice separating spring moved end
End is fixed on shell, and sluice separating spring is arranged obliquely from sluice separating spring moved end to sluice separating spring static side, due to contact spring and sluice separating spring it
Between connection structure setting it is unreasonable, the regulating device for leading to not be arranged contact spring and sluice separating spring realizes that vacuum circuit breaker is being pacified
Force value adjusting is carried out in the state of installing, so that limiting it opens the adjustment away from, overtravel, spring.In the prior art if you need to adjust
It opens away from, overtravel and spring, needs to dismantle transmission mechanism and be adjusted, re-start the dress of transmission mechanism after having adjusted again
Match, debugging process is more complex.
Utility model content
The purpose of this utility model is to provide a kind of breaker, solves to adjust the force value of contact spring in the prior art and divide
The problem of the force value inconvenience of brake spring.
To achieve the above object, the technical solution of the utility model structure for mounting circuit breaker is: a kind of breaker, including goes out
Arc chamber, arc-chutes include the fracture formed by moving contact and static contact, and one end of the separate static contact of the moving contact is connected with
Spring module, the spring module include contact spring and sluice separating spring, and contact spring and sluice separating spring are arranged side by side, and the close of sluice separating spring moves
One end of contact is supported on bracket set in circuit breaker housing, and the other end and one top lifting of contact spring are mounted in one and breaker
In the end supports of driving device transmission connection, guide rod is coated in moving contact spring, guide rod and the end supports are oriented to
Cooperation is connected with contact spring pressure head, sluice separating spring and the bracket in the threaded one end close to moving contact and/or the end supports
The sluice separating spring force value regulating device of screw-type is equipped between part.
Its advantages: sluice separating spring is arranged side by side by contact spring, optimizes the company of contact spring and corresponding sluice separating spring
Binding structure realizes that breaker exists so as to which the sluice separating spring force value regulating device of screw-type is arranged and is threadedly coupled contact spring pressure head
Force value adjusting is carried out in the state of installing, and solves the force value inconvenience of the force value for adjusting contact spring in the prior art and sluice separating spring
Problem.
Further, sluice separating spring corresponding with contact spring is there are two more than, axis uniform cloth of each sluice separating spring around contact spring
It sets around contact spring.
Its advantages: sluice separating spring setting two or more, which is evenly arranged in around contact spring, can guarantee breaker structure
Stability.
Further, there are two sluice separating springs corresponding with contact spring, two sluice separating springs are located at respective contacts in the horizontal plane
The radially opposite sides of spring.
Its advantages: two contact springs are horizontally disposed, can be convenient enough touchings, to facilitate the separating brake for adjusting the screw-type
Spring force value adjusting device.
Further, the sluice separating spring force value regulating device of the screw-type includes the sluice separating spring held out against in corresponding separating brake end
Pressure head, sluice separating spring pressure head are threadedly coupled with neighbouring fixed body, and the fixed body is the bracket or end supports.
Its advantages: being connected through a screw thread the adjusting that fixed body realizes spring force value, and structure is simply easy to use.
Further, one end of the sluice separating spring pressure head is inserted into corresponding sluice separating spring, by set on its outer peripheral surface
The respective end of step surface compression sluice separating spring.
Its advantages: the fixation of sluice separating spring position is realized by above-mentioned setting, improves the stability of sluice separating spring.
Further, one end of the separate sluice separating spring pressure head of sluice separating spring is cased with spring guide.
Its advantages: spring guide limits the radial position of sluice separating spring, improves the stability of sluice separating spring.
Further, the breaker be double break circuit breaker, two fracture "-" types setting, each fracture it is mating
State spring module.
Its advantages: can cut-offfing with the realization breaker of fast and stable by two fractures of setting.
Further, the arc-chutes are vacuum interrupter.
Its advantages: vacuum interrupter has cutout amount is big, dielectric level is high, arc extinguishing ability is strong, blow-out speed is fast etc.
Advantage.
Detailed description of the invention
Fig. 1 is the structural front view of the breaker of the utility model；
Fig. 2 is the top view of the breaker portion structure of the utility model；
Fig. 3 is contact spring and corresponding sluice separating spring structural schematic diagram in the utility model；
Description of symbols: 1, conductive sheet；2, upper insulation shell；3, vacuum interrupter；30, vacuum interrupter static contact；31,
Vacuum interrupter moving contact；4, it is flexible coupling；5, contact spring guide rod；50, it is oriented to rod end surface；51, guide rod cylindrical surface；52, it leads
To bar guide section；6, contact spring；7, guide sleeve；8, long connecting plate；9, short connecting plate；10, conductive connection plates；11, bracket 12, insulation are drawn
Bar；13, lower case；14, L-type connecting lever；15, driving mechanism；16, sluice separating spring guide rod；17, sluice separating spring；18, compression bar；180, it presses
Bar axis；181, strut kong；19, sluice separating spring guide sleeve；20, nut；21, cover board.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment 1 of the breaker of the utility model, the breaker are vacuum circuit breaker with double breaks, and double-fracture is true
Empty breaker includes shell, driving device, two vacuum interrupters 3, conducting bridge, spring module and transmission device.
As shown in Figure 1, shell includes upper insulation shell 2 and lower case 13, upper 2 both ends of insulation shell are extended with conductive sheet 1, upper
In insulation shell 2, conductive sheet 1 is connected with two vacuum interrupter static contacts 30 respectively, and two vacuum interrupter moving contacts 31 pass through conduction
Bridge is connected, and is set in shell there are two bracket 11, and the fixed body on the bracket 11 is nut, and conducting bridge includes being fixed on bracket 11
On conductive connection plates 10 and be flexible coupling 4 with 10 both ends secure fit of conductive connection plates, conducting bridge goes out by being connected to two vacuum
Arc chamber moving contact 31 4 is fixed on fixed conductive board connecting structure to realize the conducting and disjunction of circuit, using being flexible coupling,
In the case where not influencing vacuum circuit breaker with double breaks separating brake and closing a floodgate, the stability of conducting bridge is improved.Vacuum interrupter moving contact
31 stretch out be connected with two spring modules respectively there are two moving contact pull rod respectively, by spring module realization switch closing and switch opening,
The adjustment of force value can be realized simultaneously, be hinged with three linkages between two spring modules, three linkages can be achieved at the same time
The on-off of two vacuum interrupters 3, three linkages and 14 upper end of L-type connecting lever being fixed in lower case 13 are hinged, L-type connecting lever 14
Lower end is connected with the driving device for being fixed on lower case 13.
Cover board 21 is provided at the top of upper insulation shell 2, the adjusting of contact spring 6 and sluice separating spring 17 can be realized by opening cover board 21.Such as
Shown in Fig. 3, spring module specific structure is as follows, and there are two sluice separating springs 17 corresponding with contact spring 6, and two sluice separating springs 17 are in level
It is located at the radially opposite sides of respective contacts spring 6 in face, the end supports include compression bar 18 and pressure shaft 180, and two contact springs 6 are remote
Pass through guide sleeve 7 respectively on two compression bars 18 from corresponding 3 one end of vacuum interrupter, sluice separating spring 17 is far from corresponding
3 one end of vacuum interrupter is set in the sluice separating spring guide sleeve 19 on the pressure shaft 180 that 18 two sides of compression bar are stretched out, the sluice separating spring pressure
Head is sluice separating spring guide rod 16, and sluice separating spring 17 is stretched out by corresponding 3 one end of vacuum interrupter to be arranged in 17 spring of sluice separating spring
The sluice separating spring guide rod 16 in internal portion realizes guiding, and sluice separating spring guide rod 16 is fixed in the nut 20 on bracket 11, sluice separating spring
16 end of guide rod is six aspects, and the tune of 17 force value of sluice separating spring can be realized in six aspects by rotating sluice separating spring guide rod 16
Whole, the contact spring 6 passes through close to corresponding 3 one end of vacuum interrupter and guide rod cylindrical surface 51 and guiding rod end surface 50
It is connected, six square end face of guide rod is six aspects, is internally provided with threaded coaxial hole, and contact spring guide rod 5 is being pressed by setting
Through-hole perforation contact spring 6 and guide sleeve 7 on bar 18, through-hole are strut kong 181, and 5 part of contact spring guide rod of stretching is guiding
Bar guide section 52 realizes the adjustment of 6 force value of contact spring by six aspect devices of rotation.Two contact springs 6, sluice separating spring 17, vacuum are gone out
The top view of 3 connection structure of arc chamber is as shown in Figure 2.
Three linkage specific structures are as follows, and three linkages include long connecting plate 8 and short connecting plate 9, and the length of long connecting plate 8 is
Two times of short connecting plate 9 further include insulated pull rod 12.Bracket 11 is equipped with upper hinge bar and lower hinge bar, and upper hinge bar is to fix
Bar, lower hinge bar can move along the vertical direction, and long connecting plate 8 is located at 6 two sides of contact spring and cuts with scissors respectively with pressure shaft 180 and lower hinge bar
It connects, short connecting plate 9 is hinged with upper hinge bar and 8 middle part of long connecting plate respectively, and insulated pull rod 12 and lower hinge bar are hinged, insulated pull rod 12
It is vertically moving.By the way that three linkages are arranged, the on-off of two vacuum interrupters can be achieved at the same time, long connecting plate 8 is in contact
The structural stability of three linkages can be improved in the two sides setting of spring 6.
Feed motion: after breaker receives switching signal, driving mechanism 15 pushes L-type connecting lever 14 to rotate clockwise, L-type
Connecting lever 14 pushes insulated pull rod 12 to move upwards, and insulated pull rod 12 pushes the long connecting plate 8 of 6 two sides of contact spring to drive compression bar 18 to exhausted
2 both ends of edge shell are mobile, and compression bar 18 and pressure shaft 180 squeeze spring module, push vacuum interrupter moving contact 31 and vacuum extinction
Room static contact 30 contacts, and three linkages still keep horizontal direction two sides to move after dynamic/static contact contact, at this time compression contacts spring
6, the overtravel movement of vacuum interrupter 3 is completed, two vacuum interrupters 3 is simultaneously turned on, realizes the conjunction of vacuum circuit breaker with double breaks
Lock.
Separating brake movement: after breaker receives sub-gate signal, the spring structure of compression, which releases energy, pulls vacuum interrupter
Moving contact 31 is separated with vacuum interrupter static contact 30, is broken two vacuum interrupters 3 with time gating, is realized vacuum circuit breaker with double breaks
Separating brake, for spring structure by pushing two compression bars 18 to move towards, two compression bars 18 push long connecting plate 8 to drive insulated pull rod 12 to moving down
It is dynamic, and push 14 counterclockwise movement of L-type connecting lever.
By the way that sluice separating spring 17 is arranged in the two sides of contact spring 6, optimize the connection of contact spring 6 and corresponding sluice separating spring 17
Structure realizes vacuum circuit breaker with double breaks mounted so as to which the screw adjustments of contact spring 6 and sluice separating spring 17 are arranged
Force value adjusting is carried out under state, solves asking for the force value inconvenience of the force value and sluice separating spring 17 that adjust contact spring 6 in the prior art
Topic.
The embodiment 2 of the utility model breaker, difference from example 1 is that, at least three sluice separating springs are set
17, further increase the structural stability of vacuum circuit breaker with double breaks.
The embodiment 3 of the utility model breaker, difference from example 1 is that, breaker is single break open circuit
Device, single-break circuit breaker structure is simple, and production cost is low.
Claims (8)
1. a kind of breaker, including arc-chutes, arc-chutes include the fracture formed by moving contact and static contact, the moving contact
One end far from static contact is connected with spring module, and the spring module includes contact spring and sluice separating spring, it is characterised in that: contact
Spring and sluice separating spring are arranged side by side, and one end of the close moving contact of sluice separating spring is supported on bracket set in circuit breaker housing, separately
One end and one top lifting of contact spring are worn in moving contact spring in the end supports with the transmission connection of breaker driving device
Equipped with guide rod, guide rod and end supports guiding cooperate, and are connected with contact spring pressure head in the threaded one end close to moving contact,
The sluice separating spring force value regulating device of screw-type is equipped between sluice separating spring and the bracket and/or the end supports.
2. according to breaker described in claim 1, it is characterised in that: sluice separating spring corresponding with contact spring is there are two more than, and each point
Brake spring is evenly arranged in around contact spring around the axis of contact spring.
3. according to breaker as claimed in claim 2, it is characterised in that: there are two sluice separating springs corresponding with contact spring, two separating brakes
Spring is located at the radially opposite sides of respective contacts spring in the horizontal plane.
4. according to breaker described in claim 1, it is characterised in that: the sluice separating spring force value regulating device of the screw-type includes top
Tightly in the sluice separating spring pressure head of corresponding separating brake end, sluice separating spring pressure head is threadedly coupled with neighbouring fixed body, and the fixed body is institute
State bracket or end supports.
5. according to breaker as claimed in claim 4, it is characterised in that: one end of the sluice separating spring pressure head is inserted into corresponding separating brake
Spring compresses the respective end of sluice separating spring by step surface set on its outer peripheral surface.
6. according to the breaker described in claim 5, it is characterised in that: one end of the separate sluice separating spring pressure head of sluice separating spring is cased with spring
Guide sleeve.
7. according to breaker described in any one of claims 1-6, it is characterised in that: the breaker be double break circuit breaker, two
The setting of fracture "-" type, each fracture are configured with the spring module.
8. according to breaker described in any one of claims 1-6, it is characterised in that: the arc-chutes are vacuum interrupter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852463.0U CN209104066U (en) | 2018-11-09 | 2018-11-09 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852463.0U CN209104066U (en) | 2018-11-09 | 2018-11-09 | A kind of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104066U true CN209104066U (en) | 2019-07-12 |
Family
ID=67159074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821852463.0U Expired - Fee Related CN209104066U (en) | 2018-11-09 | 2018-11-09 | A kind of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104066U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111968877A (en) * | 2020-09-17 | 2020-11-20 | 安徽普众机电有限公司 | High-voltage vacuum circuit breaker structure |
| CN113140429A (en) * | 2020-01-19 | 2021-07-20 | 平高集团有限公司 | Double-acting circuit breaker |
| CN114639571A (en) * | 2022-04-26 | 2022-06-17 | 山东泰开真空开关有限公司 | Pressure-adjustable contact spring device for vacuum circuit breaker |
-
2018
- 2018-11-09 CN CN201821852463.0U patent/CN209104066U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113140429A (en) * | 2020-01-19 | 2021-07-20 | 平高集团有限公司 | Double-acting circuit breaker |
| CN111968877A (en) * | 2020-09-17 | 2020-11-20 | 安徽普众机电有限公司 | High-voltage vacuum circuit breaker structure |
| CN114639571A (en) * | 2022-04-26 | 2022-06-17 | 山东泰开真空开关有限公司 | Pressure-adjustable contact spring device for vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 Termination date: 20211109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |