CN206685264U - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
- Publication number
- CN206685264U CN206685264U CN201720399897.9U CN201720399897U CN206685264U CN 206685264 U CN206685264 U CN 206685264U CN 201720399897 U CN201720399897 U CN 201720399897U CN 206685264 U CN206685264 U CN 206685264U
- Authority
- CN
- China
- Prior art keywords
- breaker
- base
- adjusting
- nut
- adjusting nut
- 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
It the utility model is related to high-voltage switch gear field, and in particular to a kind of breaker.Breaker of the present utility model includes breaker support body and one end is articulated and connected with breaker support body, the other end and the base of breaker support body elastic connection, the moving contact moved up and down is also installed on breaker support body above base, breaker also includes the yoke frame being connected with the moving contact of breaker by connecting rod, one end of yoke frame and base adjustable connection in the vertical direction, the other end is connected with insulated tension pole and can be in the drive lower swing of insulated tension pole, this makes it possible to the position for the moving contact for making to be connected with yoke frame is adjusted, realize the excess of stroke regulation of breaker, breaker is dismantled when avoiding excess of stroke regulation, the regulation process is simple and convenient.
Description
Technical field
It the utility model is related to high-voltage switch gear field, and in particular to a kind of breaker.
Background technology
Breaker is the critical elements of on-off circuit in high-voltage electrical equipment, and after breaker closing, its moving contact will continue
Move ahead a segment distance, to ensure the contact between dynamic/static contact, increases the contact area between dynamic/static contact, so as to subtract
Contact resistance between small dynamic/static contact, the distance of now moving contact movement is the excess of stroke of breaker.It is of the prior art disconnected
The structure of road device as shown in figure 1, breaker includes the static contact 1 and moving contact 2 being in arc-chutes, moving contact pull bar 3 it is upper
End is connected with moving contact 2, and lower end is stretched out from arc-chutes and is articulated and connected with connecting rod 4, and the other end of connecting rod 4 is hingedly connected to
At the medium position of push pedal 6, push pedal is yoke frame, and one end of push pedal 6 is hingedly connected on base 7, the other end and insulated tension pole 5
It is articulated and connected, the other end of insulated tension pole 5 is connected with actuating unit, and the right-hand member of base 7 is hingedly connected on breaker support body, bottom
The left end of seat 7 is connected by stage clip 9 with breaker support body, and actuating unit applies motive force by insulated tension pole 5 to push pedal 6, makes
Push pedal 6 rotates counterclockwise around its lower end, applies upward active force to moving contact pull bar 3 by connecting rod 6 when push pedal 6 rotates, makes
Moving contact pull bar 3 drives moving contact 2, and motion with static contact 1 until contact upwards, and after dynamic/static contact contact, actuating unit continues to drive
Dynamic insulated tension pole motion, now base is around right-hand member rotation, and the stage clip of base left end, which is pressurized, provides elastic force, so that dynamic/static contact
It is brought into close contact, ensures certain contact force.In actual production process, due to the influence of foozle, the actual excess of stroke of breaker
Error can be produced with the design excess of stroke, it is therefore desirable to the regulation of the excess of stroke is carried out after breaker is installed in place, it is breaking in the prior art
Device, so as to realize the regulation of breaker over-travel, is thus needed by adjusting the length of moving contact or static contact in arc-chutes
Breaker is dismantled, regulation process is inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of excess of stroke breaker easy to adjust.
To achieve the above object, breaker of the present utility model adopts the following technical scheme that：Breaker, including breaker frame
Body and one end are articulated and connected with breaker support body, the base of the other end and breaker support body elastic connection, on breaker support body
The moving contact moved up and down is also installed above base, the breaker also includes passing through connecting rod with the moving contact of breaker
The yoke frame of connection, adjustable connection, the other end are connected with insulated tension pole in the vertical direction with base for one end of the yoke frame
And can be under the drive of insulated tension pole around the connection spot wobble with base.
The yoke frame and adjustable connection of the base by the realization of threaded adjusting mechanism in the vertical direction.
Adjusting nut is rotatably equipped with the base, adjusting screw rod is installed with the adjusting nut, yoke frame is with adjusting
The upper end of section screw rod is hinged, and the threaded adjusting mechanism is that the feed screw nut being made up of adjusting nut and adjusting screw rod adjusts machine
Structure.
The base is horizontally disposed with, and yoke frame is connected to the medium position of base.
The base is the U groove structure with two vertical parallel-plates, and the adjusting nut is arranged on the groove of U-lag
Bottom, is correspondingly provided with the elongated hole extended up and down on the both sides cell wall of U-lag, and the both ends of the jointed shaft of yoke frame and adjusting screw rod are stretched into
Into the elongated hole.
The adjusting nut upper end is coordinated by Stop structure and base block, and the lower end of adjusting nut is from the base
Pass and be provided with part is passed and be used to clamp the clamping structure tightened for spanner.
The upper rotation stop in part that passes of the adjusting nut is equipped with tightening sleeve, and the clamping structure is the outer of the tightening sleeve
The outer hexagonal structure set on side face.
It is installed with the adjusting screw rod and coordinates with the outer end block of the tightening sleeve with by the other end of the tightening sleeve
Clamp nut of the top pressure on the base.
Rotation stop fit structure between on adjusting nut and tightening sleeve includes the outer six side knot being located on adjusting nut periphery
Structure and the interior hexagonal structure being located in tightening sleeve.
Opening position of the rod hinge connection in the yoke frame close to middle part.
The beneficial effects of the utility model are：Breaker of the present utility model includes breaker support body and one end and open circuit
Device support body is articulated and connected, the base of the other end and breaker support body elastic connection, also pacifies on breaker support body in the top of base
Equipped with the moving contact moved up and down, breaker also includes the yoke frame being connected with the moving contact of breaker by connecting rod, yoke frame
One end and base adjustable connection in the vertical direction, the other end is connected with insulated tension pole and can be in the drive bottom of insulated tension pole
It is dynamic, this makes it possible to the position for the moving contact for making be connected with yoke frame is adjusted, realizes that the excess of stroke of breaker is adjusted, avoid
Breaker is dismantled when the excess of stroke is adjusted, the regulation process is simple and convenient.
Further, the yoke frame and adjustable connection of the base by the realization of threaded adjusting mechanism in the vertical direction,
Simple in construction, degree of regulation is high.
Further, adjusting nut is rotatably equipped with the base, adjusting screw rod is installed with the adjusting nut, is pushed up
The upper end of push piece and adjusting screw rod is hinged, and the threaded adjusting mechanism is the feed screw nut being made up of adjusting nut and adjusting screw rod
Governor motion, it is simple in construction, it is easy to process.
Brief description of the drawings
Fig. 1 is the structural representation of breaker of the prior art；
Fig. 2 is the structural representation of the embodiment of breaker of the present utility model；
Fig. 3 is the structural representation of the governor motion in Fig. 2；
Fig. 4 is Fig. 3 stereogram；
Fig. 5 is the structural representation of the base in Fig. 3；
Fig. 6 is the structural representation of the adjusting nut in Fig. 3；
Fig. 7 is the structural representation of the tightening sleeve in Fig. 3；
In accompanying drawing 2 ~ 7：1st, static contact；2nd, moving contact；3rd, moving contact pull bar；4th, connecting rod；5th, insulated tension pole；6th, push pedal；7、
Base；8th, bearing pin；9th, spring；11st, adjusting screw rod；12nd, adjusting nut；13rd, tightening sleeve；14th, clamp nut；121st, block machine；
122nd, rotation prevention portion；131st, pressing plate；132nd, rotation stop set.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of breaker of the present utility model, as shown in Figures 2 to 7, breaker include breaker frame and
The base 7 that one end is articulated and connected with breaker support body, the other end of base 7 are provided with spring stack, spring are set with spring stack
9, spring 9 is butterfly spring, and one end top of butterfly spring is press-fitted in the block machine of guide pillar upper end, and other end top pressure coordinates and is
Breaker support body is relatively fixed on the spring base of connection, when base 7 rotates around hinged end, the forced compression of spring 9, there is provided elasticity
Power.Base 7 is the U groove structure with two vertical parallel-plates.
The moving contact 2 of breaker is connected by moving contact pull bar 3 with connecting rod 4, and the other end of connecting rod 4 is hingedly connected to push pedal
6 on the position at middle part, and one end of push pedal 6 is hingedly connected on insulated tension pole 5, and the other end is connected to bottom by governor motion
On seat 7, governor motion be nut-screw rod adjustment structure in the present embodiment, including adjusting screw rod 11 and adjusting nut 12, tune
The upper end of section screw rod 11 is provided with hinge hole, and the rolling assembling of bearing pin 8 in hinge hole, by bearing pin 8 and adjusting screw rod 11 cut with scissors by push pedal 6
Connect in succession.Two risers of base 7 are provided with vertically extending elongated hole, and the both ends of bearing pin 8 are respectively from corresponding riser
On elongated hole in stretch out and coordinate with the hole wall blocks of elongated hole both sides, be so beneficial to strengthen adjusting screw rod 11 be connected with base it is strong
Degree.The bottom plate of base is provided with through hole, and the upper end of adjusting nut 12 is provided with the block machine 121 to stretch out, and the block machine block coordinates
In the upper hole of through hole along upper, the lower end of adjusting nut 12 is stretched out from the lower end of through hole, and extension forms rotation prevention portion 122, rotation stop
The periphery in portion 122 is provided with outer hexagonal structure, and tightening sleeve 13 coordinates to be arranged on by the interior hexagonal structure rotation stop being adapted to therewith to be adjusted
Save on nut, and the periphery of tightening sleeve 13 is provided with and is used to clamp the clamping structure tightened for spanner, is rotated and twisted with spanner
During tight set 13, tightening sleeve 13 drives adjusting nut on adjusting screw rod 11 along threads turn, and regulation spiral shell is realized in rotation process
Bar moves up and down, so as to drive push pedal 6 to move up and down.Also include being used for the locking on base that adjusting nut is locked
Mechanism, in the present embodiment retaining mechanism include spinning the clamp nut 14 on adjusting screw rod, the upper surface of clamp nut 14
Apply upward jacking force to it with merging with the lower surface top pressure of tightening sleeve 13, in the presence of jacking force, tightening sleeve it is upper
End face block coordinates on the downside of the bottom plate of base, is exactly that adjusting nut is relatively fixed on base so.Tightening sleeve bag
The pressing plate 131 for including body and being fixed on body one end, the interior hexagonal structure of tightening sleeve are arranged in the inner circumferential of body, make set
Body forms rotation stop set 132, and tightening sleeve is easy to process using Split type structure.
The actuating unit of the other end of insulated tension pole 5 and breaker connects, and during combined floodgate, actuating unit passes through insulated tension pole 5
Drive push pedal 6 to be rotated around the jointed shaft of itself and base, promote moving contact 2 to move upwards by connecting rod 4 in rotation process, moving contact
After 2 contact with static contact 1, actuating unit, which works on, realizes the excess of stroke of breaker, now due to moving contact with static contact
Fitting can not continue to move up, and base is rotated around its jointed shaft, and spring stress compresses during base rotation,
The elastic force of spring ensure that the contact between dynamic/static contact, increase contact area, so as to reduce contact resistance.It is actual raw
During production, due to the influence of foozle, the actual excess of stroke of breaker can produce error with the design excess of stroke, it is therefore desirable to carry out
The excess of stroke is adjusted.When breaker in the present embodiment carries out excess of stroke regulation, first unscrew clamp nut 14 with Wrench, then with pulling
Hand is stuck on the periphery of tightening sleeve to rotate tightening sleeve, and tightening sleeve drives adjusting nut to rotate, and in the presence of helicitic texture, is adjusted
Section screw rod moves up, and by connecting rod 4 moving contact can be driven to move up when adjusting screw rod moves up, adjust spiral shell
Bar can drive moving contact to move down when moving down by connecting rod 4, so as to realize the regulation of breaker over-travel, so adjust
Journey is simple and convenient, and avoids when the excess of stroke is adjusted and breaker is dismantled.
In above-described embodiment of the present utility model, adjustment structure uses nut screw governor motion, in the utility model
Other embodiment in, multiple pin-and-holes can also be arranged at intervals on adjusting screw rod, by by the diverse location on adjusting screw rod
Latch on the pin-and-hole and base at place, which coordinates, realizes regulation；By tightening sleeve drive adjusting nut rotate and by clamp nut with
The locking of adjusting nut is realized in the cooperation of tightening sleeve, can also be in adjusting nut in other embodiment of the present utility model
Lower end sets the extension for extending downwardly certain length, and the end of extension is provided for the outer hexagonal structure that spanner is tightened,
Extension sets external screw thread on the part of base and assembles a nut, and the nut in tightening nuts makes its bottom with base
Plate block, which coordinates, realizes the locking of adjusting nut, it is necessary to when operating adjusting nut, unscrews the nut on adjusting nut, then passes through
Outer six side of extension end operates adjusting nut；Push plate forms yoke frame, and in other embodiments, yoke frame can also be
Column construction；Adjusting nut can also be coordinated with tightening sleeve by keyway realizes that rotation stop is connected；Base can also be vertically arranged or
Person is obliquely installed, now the position accommodation of the pin joint of base and spring.
Claims (10)
1. breaker, including breaker support body and one end are articulated and connected with breaker support body, the other end and breaker support body bullet
Property connection base, the moving contact moved up and down is also installed above base on breaker support body, the breaker also wraps
Include the yoke frame being connected with the moving contact of breaker by connecting rod, it is characterised in that：One end of the yoke frame is with base upper
Lower section adjustable connection upwards, the other end are connected with insulated tension pole and can put under the drive of insulated tension pole around with the tie point of base
It is dynamic.
2. breaker according to claim 1, it is characterised in that：The yoke frame is real by threaded adjusting mechanism with base
Now adjustable connection in the vertical direction.
3. breaker according to claim 2, it is characterised in that：Adjusting nut is rotatably equipped with the base, it is described
It is installed with adjusting screw rod on adjusting nut, the upper end of yoke frame and adjusting screw rod is hinged, and the threaded adjusting mechanism is by adjusting
The feed screw nut governor motion that nut and adjusting screw rod are formed.
4. breaker according to claim 3, it is characterised in that：The base is horizontally disposed with, and yoke frame is connected to base
Medium position.
5. breaker according to claim 4, it is characterised in that：The base is the U-shaped with two vertical parallel-plates
Slot structure, the adjusting nut are arranged on the bottom land of U-lag, the elongated hole extended up and down are correspondingly provided with the both sides cell wall of U-lag,
The both ends of the jointed shaft of yoke frame and adjusting screw rod are extend into the elongated hole.
6. according to the breaker described in claim 3 ~ 5 any one, it is characterised in that：The adjusting nut upper end passes through block
Structure coordinates with base block, and the lower end of adjusting nut, which passes from the base and is provided with part is passed, to be used to supply spanner
Clamp the clamping structure tightened.
7. breaker according to claim 6, it is characterised in that：The upper rotation stop in part that passes of the adjusting nut is equipped with
Tightening sleeve, the clamping structure are the outer hexagonal structure set on the outer peripheral face of the tightening sleeve.
8. breaker according to claim 7, it is characterised in that：It is installed with the adjusting screw rod and the tightening sleeve
Outer end block coordinates with the clamp nut by the other end top pressure of the tightening sleeve on the base.
9. breaker according to claim 7, it is characterised in that：Rotation stop between on adjusting nut and tightening sleeve coordinates knot
Structure includes the outer hexagonal structure being located on adjusting nut periphery and the interior hexagonal structure being located in tightening sleeve.
10. according to the breaker described in claim 1 ~ 4 any one, it is characterised in that：The rod hinge connection is in the pushing tow
Opening position of the part close to middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399897.9U CN206685264U (en) | 2017-04-17 | 2017-04-17 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399897.9U CN206685264U (en) | 2017-04-17 | 2017-04-17 | A kind of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206685264U true CN206685264U (en) | 2017-11-28 |
Family
ID=60402785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720399897.9U Expired - Fee Related CN206685264U (en) | 2017-04-17 | 2017-04-17 | A kind of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206685264U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952787A (en) * | 2017-04-17 | 2017-07-14 | 河南森源电气股份有限公司 | Breaker |
-
2017
- 2017-04-17 CN CN201720399897.9U patent/CN206685264U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952787A (en) * | 2017-04-17 | 2017-07-14 | 河南森源电气股份有限公司 | 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20210417 |