CN207542168U - A kind of breaker tripping spring component - Google Patents
A kind of breaker tripping spring component Download PDFInfo
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- CN207542168U CN207542168U CN201721612633.3U CN201721612633U CN207542168U CN 207542168 U CN207542168 U CN 207542168U CN 201721612633 U CN201721612633 U CN 201721612633U CN 207542168 U CN207542168 U CN 207542168U
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- conveyor screw
- spring
- boss
- clamping portion
- groove
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Abstract
A kind of breaker tripping spring component, including an at least spring body（1）, the spring body（1）Include the conveyor screw that spring function is played when applying axis direction load（11）, the conveyor screw（11）It is formed by spring silk along multi-circle spiral flow line coiling；It is characterized in that：The spring body（1）At least one end-fitting is further included（2）, the end-fitting（2）It is correspondingly arranged at conveyor screw（11）At one end, end-fitting（2）On towards conveyor screw（11）Extension is equipped with a clamping portion（20）, end-fitting（2）With clamping portion（20）Stretch into conveyor screw（11）End in, the spring silk adjacent in end connects and fixes.The utility model effectively extends the mechanical life of the spring assembly.
Description
Technical field
The utility model is related to low voltage electrical apparatus technology fields, and in particular to a kind of breaker tripping spring component.
Background technology
With the rapid development of breaker industry and being growing more intense for market competition, improve the reliability of breaker, exchange
Property, the assembly difficulty of breaker is reduced, will be the important means of raising breaker manufacturing enterprise competitiveness.The separating brake of operating mechanism
An important component of the spring as breaker mechanism, main function are to aid in operating mechanism and realize quick acting switching-off, from
And arc extinguishing can successfully be realized by ensureing breaker.
Tripping spring of the prior art just using traditional tension spring, double shackle substantially as shown in Figure 1 or lantern ring
Cylindrical spring.But stress during due to breaker open operation spring works is big and stretch range is big, the double shackle of traditional tension spring or
Often internal stress is larger and there are the risk of bending damage for lantern ring, so as to reduce the mechanical life of spring, is unfavorable for breaker
The raising of reliability.For this purpose, improvement is designed to the tripping spring of the prior art has become very urgent.
Invention content
The purpose of this utility model is to provide a kind of breaker tripping spring component for assembling and being simple to manufacture, and solves existing
There is technology existing because of double shackle or lantern ring internal stress is larger there is technical issues that bending damage.
In order to achieve the above objectives, the technical solution adopted in the utility model is：A kind of breaker tripping spring component, packet
An at least spring body is included, which includes the conveyor screw that spring function is played when applying axis direction load, described
Conveyor screw is formed by spring silk along multi-circle spiral flow line coiling；
The spring body has further included at least one end-fitting, and the end-fitting is correspondingly arranged at the one of conveyor screw
At end, a clamping portion is equipped with towards conveyor screw extension on end-fitting, end-fitting is stretched into clamping portion in the end of conveyor screw,
The spring silk adjacent in end connects and fixes.
In said program, the quantity of the end-fitting is two, and two end-fittings correspond respectively to the two of conveyor screw
End setting, it is solid that two end-fittings stretch into spring silk clamping adjacent in end in the corresponding end of conveyor screw with clamping portion
It is fixed.
In said program, conveyor screw is respectively at least provided with two boss, the two boss on the periphery of the clamping portion
Axis both sides, and height of two boss on conveyor screw axis direction is staggered, and described two boss are caught in spiral
It realizes and connects and fixes between adjacent spring silk in body end portion.
In said program, conveyor screw is respectively at least provided with two grooves, the two grooves on the periphery of the clamping portion
Axis both sides, and height of two grooves on conveyor screw axis direction is staggered, the spring silk of the conveyor screw end
Realization in described two grooves is connected to connect and fix.
In said program, spiral shell is respectively at least provided with two mounting holes, the two mounting holes on the periphery of the clamping portion
The both sides of the axis of body are revolved, and height of two mounting holes on conveyor screw axis direction is staggered, the conveyor screw end
Spring silk pass through described two mounting holes realization connect and fix.
In said program, at least provided with a boss and a mounting hole, this boss on the periphery of the clamping portion
The both sides of the axis of conveyor screw are respectively in a mounting hole, and this boss and a mounting hole are in conveyor screw axis direction
On height be staggered, the boss is caught between spring silk adjacent in conveyor screw end, and the spring silk of conveyor screw end is worn
The mounting hole is crossed, so as to fulfill connecting and fixing.
In said program, at least provided with a groove and a mounting hole, this groove on the periphery of the clamping portion
And a mounting hole is respectively in the both sides of the axis of conveyor screw, and a groove and a mounting hole are on conveyor screw axis direction
Height be staggered, the spring silk of the conveyor screw end passes through the mounting hole and is connected in the groove, so as to fulfill
It connects and fixes.
In said program, at least provided with a groove and a boss on the periphery of the clamping portion, this groove and
One boss is respectively in the both sides of the axis of conveyor screw, and the position of a groove and a boss on conveyor screw axis direction
Height be staggered, the spring silk of the conveyor screw end is connected in the groove, and the boss be caught in it is adjacent in conveyor screw end
Spring silk between, so as to fulfill connecting and fixing.
The design principle of the utility model and the effect brought are：
The utility model specially devises one end connector for the conveyor screw of spring, prolongs on the end-fitting towards conveyor screw
It stretches equipped with a clamping portion, end-fitting stretches into spring silk adjacent in end in the end of conveyor screw with clamping portion and connects and fixes,
Its access section stress is made evenly and more to balance, avoids that stress is excessive, effectively extends the mechanical life of the spring assembly.
Description of the drawings
Fig. 1 is prior art construction schematic diagram；
Fig. 2 is one STRUCTURE DECOMPOSITION stereoscopic schematic diagram of the utility model embodiment；
Fig. 3 is the stereoscopic schematic diagram of the utility model embodiment one；
Fig. 4 is the stereoscopic schematic diagram of the utility model embodiment two.
In the figures above：1st, spring body；11st, conveyor screw；2nd, end-fitting；20th, clamping portion；21st, boss；22nd, groove；
23rd, mounting hole；24th, mounting hole；3rd, pivot pin.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments：
Embodiment one：Referring to shown in Fig. 2, Fig. 3：
A kind of breaker tripping spring component, including a spring body 1, which, which includes, applies axis side
To the conveyor screw 11 that spring function is played during load, the conveyor screw 11 is formed by spring silk along multi-circle spiral flow line coiling.
Referring to shown in Fig. 2, Fig. 3, the spring body 1 is further included there are two end-fitting 2, and the end-fitting 2 is distinguished
The both ends setting of conveyor screw 11 is correspondingly arranged at, extends on end-fitting 2 towards conveyor screw 11 and is equipped with a clamping portion 20, two ends
It is solid that portion's connector 2 stretches into spring silk clamping adjacent in end in the end of conveyor screw 11 and in corresponding end with clamping portion 20
It is fixed.
Referring to shown in Fig. 2, Fig. 3, being set on the periphery of the clamping portion 20 there are two boss 21, the two boss 21 are respectively in
The both sides of the axis of conveyor screw 11, and height of two boss 21 on 11 axis direction of conveyor screw is staggered, it is described two
Boss 21, which is caught between spring silk adjacent in 11 end of conveyor screw, to be realized and connects and fixes.
Referring to shown in Fig. 2, Fig. 3, end-fitting 2 is equipped with mounting hole 24, and as shown in figure citing, this separating brake spring assembly is
It is arranged in mounting hole 24 by pivot pin 3 and realizes fixation with external equipment, other than above-mentioned fixed form, axis can also be used
The modes such as the connection of pin card spring, screw connection.
It is above-mentioned for citing, more than two boss 21 can be set equally to be on the periphery of clamping portion 20 in practice can be with
's.
Referring to shown in Fig. 2, Fig. 3, the end of clamping portion 20 may be designed to taper, and clamping portion 20 is facilitated to be insinuated into conveyor screw 11
In end, the size of clamping portion 20, the shape of boss 21, prominent length can be adjusted according to the parameter designing of conveyor screw 11 so that
Clamping portion 20 is connected firmly with conveyor screw 11.
The present embodiment specially devises one end connector 2 for the conveyor screw of spring, towards conveyor screw 11 on the end-fitting 2
Extension is equipped with a clamping portion 20, and end-fitting 2 is stretched into clamping portion 20 in the end of conveyor screw 11, the spring silk adjacent in end
It connects and fixes, its access section stress is made evenly and more to balance, avoid that stress is excessive, effectively extend the machine of the spring assembly
The tool service life.
Embodiment two：It is shown in Figure 4：
A kind of breaker tripping spring component, including a spring body 1, which, which includes, applies axis side
To during load play spring function conveyor screw 11, with embodiment one the difference lies in：The periphery of clamping portion 20 is equipped with
One groove 22 and a mounting hole 23, this groove 22 and a mounting hole 23 are respectively in the two of the axis of conveyor screw 11
Side, and the height of a groove 22 and a mounting hole 23 on 11 axis direction of conveyor screw is staggered, the conveyor screw 11
The spring silk of end passes through the mounting hole 23 and is connected in the groove 22, so as to fulfill connecting and fixing.
Above-mentioned is citing, can set more than one groove 22 and mounting hole 23 same on the periphery of clamping portion 20 in practice
Sample is possible.
Referring to shown in Fig. 2, Fig. 3, the end of clamping portion 20 may be designed to taper, and clamping portion 20 is facilitated to be insinuated into conveyor screw 11
In end, the size of clamping portion 20, the shape of groove 22 and mounting hole 23, prominent length can be according to the parameter designings of conveyor screw 11
Adjustment so that clamping portion 20 is connected firmly with conveyor screw 11.
Other are as in the first embodiment, which is not described herein again.
It is above-mentioned to illustrate for preferred example, there can also be following scheme in practice：
1st, the spring body 1 can only include an end-fitting 2, then the clamping portion 20 of the end-fitting 2 and spiral
One end of body 11, which is engaged by clamping, realizes fixation, and the mounting hole 24 for passing through the end-fitting 2 setting is mutually fixed with external equipment, spiral shell
The other end of rotation body 11 is connected for shackle or lantern ring with external equipment.
2nd, the structure of the clamping portion 20 of end-fitting 2 can also have following change programme：
A, on the periphery of clamping portion 20 axis of conveyor screw 11 is respectively at least provided with two grooves 22, the two grooves 22
Both sides, and height of two grooves 22 on 11 axis direction of conveyor screw is staggered, the spring silk of 11 end of conveyor screw
Realization in described two grooves 22 is connected to connect and fix；
B, on the periphery of clamping portion 20 conveyor screw 11 is respectively at least provided with two mounting holes 23, the two mounting holes 23
The both sides of axis, and height of two mounting holes 23 on 11 axis direction of conveyor screw is staggered, 11 end of conveyor screw
Spring silk pass through described two mounting holes 23 realization connect and fix；
C, on the periphery of clamping portion 20 at least provided with a boss 21 and a mounting hole 23, this boss 21 and one
Mounting hole 23 is respectively in the both sides of the axis of conveyor screw 11, and this boss 21 and a mounting hole 23 are in 11 axis of conveyor screw
Height on direction is staggered, and the boss 21 is caught between spring silk adjacent in 11 end of conveyor screw, and 11 end of conveyor screw
The spring silk in portion passes through the mounting hole 23, so as to fulfill connecting and fixing.
D, on the periphery of clamping portion 20 at least provided with a groove 22 and a boss 21, this groove 22 and one it is convex
Platform 21 is respectively in the both sides of the axis of conveyor screw 11, and a groove 22 and a boss 21 are on 11 axis direction of conveyor screw
Height is staggered, and the spring silk of 11 end of conveyor screw is connected in the groove 22, and the boss 21 is caught in conveyor screw
In 11 ends between adjacent spring silk, so as to fulfill connecting and fixing.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, can not the scope of protection of the utility model be limited with this.
It is all according to the spirit of the present invention substantially equivalent change or modification for being made, should all cover the scope of protection of the utility model it
It is interior.
Claims (8)
1. a kind of breaker tripping spring component, including an at least spring body（1）, the spring body（1）Include application
The conveyor screw of spring function is played during axis direction load（11）, the conveyor screw（11）By spring silk along the coiling of multi-circle spiral flow line and
Into；It is characterized in that：
The spring body（1）At least one end-fitting is further included（2）, the end-fitting（2）It is correspondingly arranged at spiral
Body（11）At one end, end-fitting（2）On towards conveyor screw（11）Extension is equipped with a clamping portion（20）, end-fitting（2）With
Clamping portion（20）Stretch into conveyor screw（11）End in, the spring silk adjacent in end connects and fixes.
2. breaker tripping spring component according to claim 1, it is characterised in that：The end-fitting（2）Quantity
It is two, two end-fittings（2）Correspond respectively to conveyor screw（11）Both ends setting, two end-fittings（2）With clamping
Portion（20）Stretch into conveyor screw（11）Corresponding end in the spring silk adjacent in end connect and fix.
3. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with two boss（21）, the two boss（21）It is respectively in conveyor screw（11）Axis both sides, and two boss
（21）In conveyor screw（11）Height on axis direction is staggered, described two boss（21）It is caught in conveyor screw（11）In end
It realizes and connects and fixes between adjacent spring silk.
4. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with two grooves（22）, the two grooves（22）It is respectively in conveyor screw（11）Axis both sides, and two grooves
（22）In conveyor screw（11）Height on axis direction is staggered, the conveyor screw（11）The spring silk of end is connected to described two
A groove（22）Interior realization connects and fixes.
5. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with two mounting holes（23）, the two mounting holes（23）It is respectively in conveyor screw（11）Axis both sides, and two are solid
Determine hole（23）In conveyor screw（11）Height on axis direction is staggered, the conveyor screw（11）The spring silk of end passes through described
Two mounting holes（23）Realization connects and fixes.
6. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with a boss（21）An and mounting hole（23）, this boss（21）With a mounting hole（23）It is respectively in spiral
Body（11）Axis both sides, and this boss（21）With a mounting hole（23）In conveyor screw（11）Position on axis direction
It puts height to be staggered, the boss（21）It is caught in conveyor screw（11）In end between adjacent spring silk, and conveyor screw（11）End
Spring silk passes through the mounting hole（23）, so as to fulfill connecting and fixing.
7. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with a groove（22）An and mounting hole（23）, this groove（22）An and mounting hole（23）It is respectively in spiral
Body（11）Axis both sides, an and groove（22）An and mounting hole（23）In conveyor screw（11）Position on axis direction
Height is staggered, the conveyor screw（11）The spring silk of end passes through the mounting hole（23）And it is connected to the groove（22）It is interior, from
And it realizes and connects and fixes.
8. breaker tripping spring component according to claim 1, it is characterised in that：The clamping portion（20）Periphery on
At least provided with a groove（22）An and boss（21）, this groove（22）An and boss（21）It is respectively in conveyor screw
（11）Axis both sides, an and groove（22）An and boss（21）In conveyor screw（11）Height on axis direction
It is staggered, the conveyor screw（11）The spring silk of end is connected to the groove（22）It is interior, and the boss（21）It is caught in conveyor screw
（11）In end between adjacent spring silk, so as to fulfill connecting and fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612633.3U CN207542168U (en) | 2017-11-28 | 2017-11-28 | A kind of breaker tripping spring component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612633.3U CN207542168U (en) | 2017-11-28 | 2017-11-28 | A kind of breaker tripping spring component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542168U true CN207542168U (en) | 2018-06-26 |
Family
ID=62615382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721612633.3U Active CN207542168U (en) | 2017-11-28 | 2017-11-28 | A kind of breaker tripping spring component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207542168U (en) |
-
2017
- 2017-11-28 CN CN201721612633.3U patent/CN207542168U/en active Active
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