CN205863113U - A kind of breaker open operation spring structure and use the spring operating mechanism of this structure - Google Patents
A kind of breaker open operation spring structure and use the spring operating mechanism of this structure Download PDFInfo
- Publication number
- CN205863113U CN205863113U CN201620753605.2U CN201620753605U CN205863113U CN 205863113 U CN205863113 U CN 205863113U CN 201620753605 U CN201620753605 U CN 201620753605U CN 205863113 U CN205863113 U CN 205863113U
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- China
- Prior art keywords
- spring
- guide post
- gripper shoe
- open operation
- spring seat
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Abstract
This utility model provides a kind of breaker open operation spring structure and uses the spring operating mechanism of this structure.Breaker open operation spring structure includes pedestal, gripper shoe it is installed with on pedestal, breaker open operation spring structure also includes the guide post installed on the supporting plate, on front side of gripper shoe, tripping spring it is arranged with on guide post, the front spring seat for the front end of tripping spring being carried out block also it is fixed with on guide post, guide post nose threads connects the pull bar for being connected with rotating shaft transmission, and described guide post assembles with gripper shoe circumference spline.It can be avoided that guide post and the screw-in length threadeded at pull bar change under the significant shock of circuit-breaker switching on-off action, thus keep tripping spring reduction length constant, it is ensured that the mechanical performance of tripping spring structure.
Description
Technical field
This utility model relates to a kind of breaker open operation spring structure and uses the spring operating mechanism of this structure.
Background technology
In field of power transmission, widely, circuit breaker operation mechanism is the core component of chopper in the application of chopper,
And tripping spring assembling is a pith of its operating mechanism.Chopper, when "on" position, is instructed by input separating brake,
Making separating brake thread off, tripping spring releases energy, it is achieved chopper quick acting switching-off.Circuit-breaker switching on-off course of action can cause bigger
Vibrations, vibrations can cause loosening or rotating of some parts, and influence whether that the elastic length of tripping spring changes spring
Strength and then affect mechanical performance and the reliability of chopper.The tripping spring machine that circuit breaker operation mechanism uses in the market
Structure is not provided with perfect anti-loose structure mostly, and safe and reliable breaker open operation process, it is to ensure that personal safety and property
The premise of safety.
One filing date 2015.12.04, the open a kind of separating brake bullet of the Chinese patent of Application No. 201510878617.8
Spring erection support and use the chopper of this erection support, it is provided that a kind of chopper using tripping spring erection support, disconnected
Road device includes casing i.e. pedestal, and gripper shoe is fixed on pedestal, and guide post passes gripper shoe, and guide post is fixedly connected with bullet
Spring abutment, guide post is arranged with the tripping spring that upper and lower two ends are connected in spring base and gripper shoe respectively, guide post upper end spiral shell
Stricture of vagina connects pull bar, and pull bar is hinged with the connecting lever being connected in rotating shaft.When producing significant shock during divide-shut brake, can cause
Being threaded in or out of screw thread at pull bar and guide post, thus change the reduction length of tripping spring, affect the performance of chopper with
Work safety.
Utility model content
The purpose of this utility model is to provide a kind of breaker open operation spring structure, it is therefore intended that provide a kind of bigger
Under vibrations, it is to avoid the tripping spring reduction length that guide post changes with the screw-in length threadeded at pull bar and causes changes
Breaker open operation spring structure, the purpose of this utility model also resides in a kind of spring operating mechanism using this structure of offer.
For achieving the above object, the technical scheme of this utility model breaker open operation spring structure is: breaker open operation bullet
Spring structure includes pedestal, and pedestal is installed with gripper shoe, and breaker open operation spring structure also includes installing on the supporting plate
Guide post, guide post is arranged with on front side of gripper shoe tripping spring, guide post is also fixed with for tripping spring
Front end carry out the front spring seat of block, guide post front end is provided with the connection screw thread for being connected with pull bar, described guide post with
Gripper shoe circumference spline is assembled.
Described breaker open operation spring structure also include sheathed on the guide bar with guide post circumference spline, slide axially
The rear spring seat coordinated, rear spring seat carries out block to the rear end of tripping spring, before the rear end face of rear spring seat and gripper shoe
It is provided with prevention rear spring seat between end face and gripper shoe relatively rotates and can be mutual when rear spring seat is by moment of torsion effect
The concave-convex fit structure disengaged mutually.
Described concave-convex fit structure include being located at the dome-type of spring base bottom surface protruding and be located in gripper shoe with half
The groove that ball-type projection matches.
It it is positive between described guide post and rear spring seat.
Described guide post is provided with moment of torsion force section through the rear end of gripper shoe.
The technical scheme of the spring-operated structure of this utility model is: spring operating mechanism includes breaker open operation spring structure
And the rotating shaft of transmission separating brake motion, described breaker open operation spring structure includes pedestal, pedestal is installed with gripper shoe,
Breaker open operation spring structure also includes the guide post installed on the supporting plate, and guide post is arranged with on front side of gripper shoe separating brake
Spring, guide post is also fixed with the front spring seat for the front end of tripping spring carries out block, and guide post front end is provided with
For the connection screw thread being connected with pull bar, described guide post assembles with gripper shoe circumference spline.
Described breaker open operation spring structure also include sheathed on the guide bar with guide post circumference spline, slide axially
The rear spring seat coordinated, rear spring seat carries out block to the rear end of tripping spring, before the rear end face of rear spring seat and gripper shoe
It is provided with prevention rear spring seat between end face and gripper shoe relatively rotates and can be mutual when rear spring seat is by moment of torsion effect
The concave-convex fit structure disengaged mutually.
Described concave-convex fit structure include being located at the dome-type of spring base bottom surface protruding and be located in gripper shoe with half
The groove that ball-type projection matches.
It it is positive between described guide post and rear spring seat.
Described guide post is provided with moment of torsion force section through the rear end of gripper shoe.
This utility model breaker open operation spring structure provides the benefit that: by guide post be fixedly installed on pedestal
Gripper shoe carry out circumference spline assembling so that during divide-shut brake produce vibrations in the case of, it is possible to stop guide post rotation
Turn, it is therefore prevented that being threaded in or out of screw thread between guide post and pull bar and the change of tripping spring reduction length that produces, thus keep away
Exempt from weakening of chopper mechanical performance.
The concave-convex fit structure with positioning action it is provided with, due to male-female engagement between rear spring seat and gripper shoe contact surface
Locking between structure, adds that rear spring seat coordinates with the circumferential spline of guide post, makes rear spring seat to produce by relative support plate
Raw rotation, and further limit the rotation of guide post；Can slide axially along guide post plus rear spring seat, work as rear spring
When seat rotates, projective structure skids off groove, and spring base moves axially along guide post simultaneously, it is possible to reach to regulate tripping spring compression
The purpose of length.
Concave-convex fit structure is set to the groove that dome-type is protruding and matches with dome-type projection, utilizes circular arc to connect
Contacting surface can facilitate projective structure from corresponding groove when rotating guide post and being adjusted the reduction length of tripping spring
Skid off, it is achieved in the case of not dismantling, the length of tripping spring is adjusted so that whole breaker open operation spring structure
Operate easier.
Arranging moment of torsion force section at guide post end, the convenient strength that applies at force mouth carrys out rotary steering bar with regulation point
Lock spring.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of this utility model spring operating mechanism embodiment one；
Fig. 2 is the structural representation of rear spring seat in Fig. 1；
Fig. 3 is the structural representation of gripper shoe in Fig. 1；
Fig. 4 is the structural representation of guide post in Fig. 1；
Fig. 5 is the structural representation of pull bar in Fig. 1.
Wherein, 1-pull bar；2-pin；3-rotating shaft, 4-connecting lever；5-tripping spring；6-guide post；7-rear spring seat；8-props up
Fagging；9-pedestal；10-locking ball；11-positions hole；12-macropore；13-front spring seat；14-drawhead；15-hinge hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
The specific embodiment one of spring operating mechanism of the present utility model, spring operating mechanism includes breaker open operation spring
Structure and the rotating shaft of transmission divide-shut brake motion.
Breaker open operation spring structure as shown in Figures 1 to 5, including pedestal 9, pedestal 9 is installed with gripper shoe 8,
Being provided with macropore 12 in the middle of gripper shoe 8, guide post 6 is through the macropore 12 in gripper shoe 8；And in gripper shoe 8 on guide post 6
Front side is provided with rear spring seat 7, and the front end of guide post 6 is also fixed with front spring seat 13, on guide post 6 in front spring seat 13 and after
Also being arranged with tripping spring 5 between spring base 7, tripping spring 5 one end abuts front spring seat 13, and the other end abuts rear spring seat 7；
Guide post 6 front end face is provided with female thread, and guide post 6 is connected by female thread has pull bar 1, pull bar 1 to include drawhead 14, drawhead
14 are provided with hinge hole 15, and pull bar 1 is hinged with two connecting levers 4 by hinge hole 15, two connecting levers 4 and turning that transmission separating brake moves
Axle 3 is in transmission connection.
Guide post 6 front end face is provided with internal thread hole, realizes threadeding with the external screw thread of pull bar 1；It is additionally provided with on pull bar 1 and draws
Head 14, drawhead 14 Intermediate Gray has hinge hole 15, by the attachment structure through hinge hole 15, pull bar 1 is connected to two
Between connecting lever 4；Connecting lever 4 is connected with rotating shaft 3, and under the drive of rotating shaft 3, spring operating mechanism realizes separating brake function.
Can relatively rotate between guide post 6 and gripper shoe 8, in order to prevent the tripping spring caused due to vibrations
The reduction length of 5 changes, and two contact surfaces contacted with gripper shoe 8 at rear spring seat 7 is provided for stop guiding
The concave-convex fit structure that bar 6 rotates in a circumferential direction.
Preferably, the locking ball that concave-convex fit structure is two radial arrangement 10 of rear spring seat 7 bottom surface；Gripper shoe 8
It is welded on pedestal 9, is provided with macropore 12 in the middle of gripper shoe 8, and also is provided with two holes, location matched with locking ball 10
11；The locking ball 10 of rear spring seat 7 bottom surface snaps in the hole, location 11 in gripper shoe 8, fixed under the effect of spring pressure
Position steel ball 10 can the most firmly be stuck in hole 11, location, it is to avoid rear spring seat 7 relative support plate 8 produces and rotates, and can
So that rear spring seat 7 is closely connected in gripper shoe 8.
Preferably, rear spring seat 7 center is provided with inner polygon through hole and is interior hexagon through hole, accordingly, on guide post 6
Being provided with outer hexagonal structure, outer hexagonal structure closely cooperates through interior hexagon through hole and the formation at spring base 7 center, makes guiding
I.e. will not produce circular runout between bar 6 and rear spring seat 7 also will not produce relative rotation；When producing vibrations, can pass through
This profile fits through and defines that the rear spring seat 7 circumferentially rotated circumferentially rotating of restricted guidance bar 6, thus prevents guiding
The change of length of fit between bar 6 and pull bar 1, it is ensured that the elastic potential energy of tripping spring 5 and the mechanical performance of chopper.
The rear end of the outer hexagonal structure of guide post 6 is through the macropore 12 in the middle of gripper shoe 8, and guide post 6 rear end end face is provided with
Polygon endoporus, it is preferable that polygon endoporus is hexagonal inner hole；When the spring assembling strength of tripping spring 5 needs to adjust,
The hexagonal inner hole inserting guide post 6 rear end with six side's instruments rotates, and guide post 6 is by bullet after six square faces cooperation drives
Spring abutment 7 rotates together, and now rear spring seat 7 overcomes the elastic acting force of tripping spring to move forward and make under the effect of moment of torsion
Two locking balls 10 thereon skid off from hole 11, location, and guide post 6 and pull bar 1 can occur screw thread in threaded connection place
The change of screw-in length, and then change the elastic length of tripping spring 5, when tripping spring 5 is adjusted to suitable strength, rear spring
Seat 7 rotates in the hole 11, two location making locking ball 10 again snap in gripper shoe 8 a little, thus plays regulation tripping spring
The effect of the reduction length of 5.
When there is significant shock, rear spring seat 7 is under the elastic pressure of tripping spring 5, by locking ball 10 closely
It is stuck in the hole, location 11 in the gripper shoe 8 being installed on pedestal 9, makes rear spring seat 7 closely, stably be fitted in gripper shoe 8
On, and owing to passing through six side's positive between rear spring seat 7 and guide post 6, be so possible not only to prevent from dividing at chopper
Spring base caused under the significant shock of feed motion loosens, it is also possible to prevent guide post from rotating under significant shock,
The performance of tripping spring is kept with this.
As the specific embodiment two of spring operating mechanism, it is in gripper shoe to arrange idol with the difference of embodiment one
Several equally distributed around macropore circumference, can be with the hole, location of locking ball corresponding matching, when being adjusted to suitable separating brake bullet
The when of spring reduction length, two locking balls of spring base bottom surface radial arrangement can be rotated in place immediate a pair
In hole, location, it is to avoid make tripping spring produce unnecessary length change.
As the specific embodiment three of spring operating mechanism, it is that gripper shoe is provided with number with the difference of embodiment one
Individual projection, and accordingly, rear spring seat bottom surface is provided with several groove corresponding with projection；In other embodiments, support
It is simultaneously provided with several groove and projection on plate, corresponding rear spring seat bottom surface is simultaneously provided with and the groove in gripper shoe is with protruding
The projection matched and groove.
As the specific embodiment four of spring operating mechanism, it is that concave-convex fit structure is with the difference of embodiment one
The several dead bolt shape voussoirs being located on rear spring seat bottom surface and the several dead bolt shape grooves in gripper shoe；During vibrations, lock bolt structure
Can limit between rear spring seat and gripper shoe and relatively rotate；During regulation spring assembling strength, turn guide post, by propping up
Fagging ligule groove inclined-plane of locking gives voussoir inclined-plane pressure on top surface forward on rear spring seat bottom surface, makes voussoir screw out and reaches regulation
The purpose of tripping spring, or in other embodiments, rear spring seat bottom surface is offered several installing hole, installing hole inner circumferential
Spline, front and back guiding are slidably fitted with dead bolt shape voussoir, are also equipped with being supplied to dead bolt shape voussoir elasticity backward in installing hole
The spring of power, gripper shoe is correspondingly provided with dead bolt shape groove, after dead bolt shape voussoir is connected to by the spring in embedding spring eye
On spring base, when guide post is by moment of torsion effect, voussoir is compression spring slip in installing hole by pressure on top surface forward, it is achieved
Circumference unblock between gripper shoe and rear spring seat.
As the specific embodiment five of spring operating mechanism, it is not use rear spring with the difference of embodiment one
Seat, and the big mouth in the middle of gripper shoe is made the hexagonal hole that hexagonal structure outer with guide post matches, make guide post and support
Plate directly realizes circumference spline by positive；Or in other embodiments, guide post and gripper shoe are polygon by other
Shape positive realizes circumference spline, or is directed to rod rear end and makes the bar that cross section is D-shaped, and corresponding gripper shoe offers D
Shape opening, by D type bar and the circumferential spline realizing gripper shoe with guide post that closely cooperates in D-shaped hole；Or it is real at other
Executing in example, do not use rear spring seat, the part stretching out gripper shoe in guide post rear end offers radial hole, inserts alignment pin, and
Offer the equally distributed hole of several circumference on the supporting plate, the different gradients obtained by rotary steering bar regulation tripping spring
Alignment pin, utilize connector to be coupled together with corresponding hole by alignment pin, it is achieved guide post is connected with the fixing of gripper shoe.
As the specific embodiment six of spring operating mechanism, it is with the difference of embodiment one, guide post and rear bullet
Positive is not used between spring abutment, and connecing on guide post and rear spring seat endoporus, in guide post and rear spring seat respectively
Contact portion separately sets keyway, is provided with feather key in keyway, by using feather key only to realize the circumference between guide post and rear spring seat
Revolve and slide axially, or in other embodiments, by being provided with on rear spring seat along rear spring seat endoporus radial direction
Radial peg, the two ends of described radial peg are fixed on rear spring seat, and offer on the guide bar that pass for radial peg, also may be used
Make radial peg along guide post through hole in axial sliding, to realize the spin-ended and axial cunning of circumference between guide post and rear spring seat
Dynamic.
As the specific embodiment seven of spring operating mechanism, it is executing of guide post rear end with the difference of embodiment one
Power portion is outer hexagonal structure, regulates tripping spring by using corresponding spanner to rotate, in other embodiments, and guide post rear end
Force section can also is that other polygonized structures, or open radial hole in guide post rear end, enter by inserting a force application rod
Row rotates to realize regulation.
The specific embodiment of this utility model breaker open operation spring structure, its concrete structure and above-mentioned spring operating mechanism
The embodiment of middle chopper tripping spring structure is identical, and here is omitted.
Claims (10)
1. a breaker open operation spring structure, including pedestal, pedestal is installed with gripper shoe, and breaker open operation spring is tied
Structure also includes the guide post installed on the supporting plate, and guide post is arranged with on front side of gripper shoe tripping spring, on guide post also
Being fixed with the front spring seat for the front end of tripping spring carries out block, guide post front end is provided with for being connected with pull bar
Connect screw thread, it is characterised in that: described guide post assembles with gripper shoe circumference spline.
Breaker open operation spring structure the most according to claim 1, it is characterised in that: described breaker open operation spring structure
Also include sheathed on the guide bar with guide post circumference spline, the rear spring seat of axial sliding fit, rear spring seat is to separating brake
The rear end of spring carries out block, is provided with prevention rear spring seat and support between rear end face and the front end face of gripper shoe of rear spring seat
The concave-convex fit structure that plate relatively rotates and can disengage mutually when rear spring seat is by moment of torsion effect.
Breaker open operation spring structure the most according to claim 2, it is characterised in that: described concave-convex fit structure includes setting
Dome-type in spring base bottom surface is protruding and the groove matched with dome-type projection be located in gripper shoe.
Breaker open operation spring structure the most according to claim 2, it is characterised in that: described guide post and rear spring seat it
Between positive.
5. according to the breaker open operation spring structure described in claim 1-4 any one, it is characterised in that: described guide post is worn
The rear end crossing gripper shoe is provided with moment of torsion force section.
6. a spring operating mechanism, including breaker open operation spring structure and the rotating shaft of transmission separating brake motion, described open circuit
Device tripping spring structure includes pedestal, and pedestal is installed with gripper shoe, and breaker open operation spring structure also includes being installed on
Guide post in gripper shoe, guide post is arranged with on front side of gripper shoe tripping spring, guide post is also fixed with for right
The front end of tripping spring carries out the front spring seat of block, and guide post front end is provided with the connection screw thread for being connected with pull bar, and it is special
Levy and be: described guide post assembles with gripper shoe circumference spline.
Spring operating mechanism the most according to claim 6, it is characterised in that: described breaker open operation spring structure also includes
Sheathed on the guide bar with guide post circumference spline, the rear spring seat of axial sliding fit, rear spring seat is to tripping spring
Rear end carries out block, is provided with prevention rear spring seat and gripper shoe occurs between rear end face and the front end face of gripper shoe of rear spring seat
The concave-convex fit structure relatively rotated and can disengage mutually when rear spring seat is by moment of torsion effect.
Spring operating mechanism the most according to claim 7, it is characterised in that: described concave-convex fit structure includes being located at spring
The dome-type in seat bottom face is protruding and the groove matched with dome-type projection be located in gripper shoe.
Spring operating mechanism the most according to claim 7, it is characterised in that: profile between described guide post and rear spring seat
Coordinate.
10. according to the spring operating mechanism described in claim 6-9 any one, it is characterised in that: described guide post is through propping up
The rear end of fagging is provided with moment of torsion force section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753605.2U CN205863113U (en) | 2016-07-18 | 2016-07-18 | A kind of breaker open operation spring structure and use the spring operating mechanism of this structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753605.2U CN205863113U (en) | 2016-07-18 | 2016-07-18 | A kind of breaker open operation spring structure and use the spring operating mechanism of this structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205863113U true CN205863113U (en) | 2017-01-04 |
Family
ID=57646293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753605.2U Expired - Fee Related CN205863113U (en) | 2016-07-18 | 2016-07-18 | A kind of breaker open operation spring structure and use the spring operating mechanism of this structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205863113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709114A (en) * | 2021-12-20 | 2022-07-05 | 河南平高电气股份有限公司 | Spring operating mechanism and speed characteristic adjusting method before assembly thereof |
-
2016
- 2016-07-18 CN CN201620753605.2U patent/CN205863113U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709114A (en) * | 2021-12-20 | 2022-07-05 | 河南平高电气股份有限公司 | Spring operating mechanism and speed characteristic adjusting method before assembly thereof |
| CN114709114B (en) * | 2021-12-20 | 2023-10-10 | 河南平高电气股份有限公司 | Spring operating mechanism and speed characteristic adjusting method before assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170104 Termination date: 20210718 |