CN215988625U - Moving contact automatic reset mechanism of circuit breaker - Google Patents
Moving contact automatic reset mechanism of circuit breaker Download PDFInfo
- Publication number
- CN215988625U CN215988625U CN202120079420.9U CN202120079420U CN215988625U CN 215988625 U CN215988625 U CN 215988625U CN 202120079420 U CN202120079420 U CN 202120079420U CN 215988625 U CN215988625 U CN 215988625U
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- moving contact
- fixed part
- spring
- shell fragment
- circuit breaker
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Abstract
The utility model provides a moving contact automatic reset mechanism of a circuit breaker, which comprises a fixed part, wherein a moving contact is connected on the fixed part, the middle part of the moving contact is rotatably connected with the fixed part, one end of the moving contact is an electric contact head, a convex rebounding part is arranged on the side surface of the other end of the moving contact, an elastic sheet is arranged on the fixed part, one end of the elastic sheet is fixedly connected with the fixed part, the other end of the elastic sheet is abutted and matched with the rebounding part, when the moving contact rotates, the rebounding part on the moving contact can extrude the elastic sheet to force the elastic sheet to deform, a spring is arranged between the elastic sheet and the fixed part, one end of the spring is fixedly connected with the fixed part, the other end of the spring is fixedly connected with the elastic sheet, and the spring can prevent the elastic sheet from deforming by means of the elastic force of the spring.
Description
Technical Field
The utility model relates to a moving contact automatic reset mechanism of a circuit breaker.
Background
The molded case circuit breaker realizes the switching on and switching off of the circuit breaker through the handle operation of the circuit breaker, the moving contact of the circuit breaker can not realize resetting in the using process of the circuit breaker, the power on and off or the life safety of personnel is influenced during maintenance, and unpredictable results are brought.
SUMMERY OF THE UTILITY MODEL
The utility model provides a moving contact automatic reset mechanism of a circuit breaker, aiming at the problems pointed out in the background technology.
The technical scheme of the utility model is realized as follows:
the utility model provides a moving contact automatic re-setting mechanism of circuit breaker, includes the fixed part, the fixed part on be connected with the moving contact, the moving contact the middle part with the fixed part form to rotate and connect, the one end of moving contact be the electrical contact, the side of the other end of moving contact be equipped with convex resilience portion, the fixed part on be equipped with the shell fragment, the one end of shell fragment with fixed part fixed connection, the shell fragment the other end with resilience portion counterbalance cooperation, when the moving contact rotates, resilience portion on the moving contact can extrude the shell fragment and force the shell fragment to take place deformation, shell fragment and fixed between be equipped with the spring, the one end and the fixed part fixed connection of spring, the other end and the shell fragment fixed connection of spring, the spring relies on its self elasticity can prevent the shell fragment to take place deformation.
The utility model is further provided that the spring plate is made of metal material.
The utility model is further provided that the fixing part is provided with a groove for connecting the spring.
The utility model is further provided that the fixed part and the movable contact are connected through a rotating shaft.
By adopting the technical scheme, the utility model has the beneficial effects that:
according to the moving contact automatic resetting mechanism of the circuit breaker, when the moving contact rotates, the moving contact can press the elastic sheet and the spring to generate elastic deformation, so that the elastic sheet and the spring can apply elastic force to the return of the moving contact, and the return of the moving contact is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model is illustrated below with reference to fig. 1:
a moving contact automatic reset mechanism of a circuit breaker comprises a fixed part 1, a moving contact 2 is connected on the fixed part 1, the middle part of the moving contact 2 is rotationally connected with the fixed part 1, one end of the moving contact 2 is an electric contact 3, a convex springback part 4 is arranged on the side surface of the other end of the moving contact 2, an elastic sheet 5 is arranged on the fixed part 1, one end of the elastic sheet 5 is fixedly connected with the fixed part 1, the other end of the elastic sheet 5 is propped against and matched with the rebound part 4, when the moving contact 2 rotates, the rebound part 4 on the moving contact 2 can extrude the elastic sheet 5 to force the elastic sheet 5 to deform, the shell fragment 5 with fixed between be equipped with spring 6, the one end and the fixed part 1 fixed connection of spring 6, the other end and the shell fragment 5 fixed connection of spring 6, spring 6 relies on its self elasticity can prevent that shell fragment 5 takes place to warp.
Wherein, the elastic sheet 5 is made of metal material.
Wherein, the fixing part 1 is provided with a groove 8 connected with the spring 6.
The fixed part 1 and the movable contact 2 are connected through a rotating shaft 7.
By adopting the technical scheme, the utility model has the beneficial effects that:
according to the automatic moving contact 2 resetting mechanism of the circuit breaker, when the moving contact 2 rotates, the moving contact 2 presses the elastic sheet 5 and the spring 6 to generate elastic deformation, so that the elastic sheet 5 and the spring 6 can apply elastic force to the resetting of the moving contact 2, and the resetting of the moving contact 2 is guaranteed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a moving contact automatic re-setting mechanism of circuit breaker which characterized in that: the fixed part, the fixed part on be connected with the moving contact, the moving contact the middle part with the fixed part form to rotate and be connected, the one end of moving contact be the electric contact, the side of the other end of moving contact be equipped with convex resilience portion, the fixed part on be equipped with the shell fragment, the one end of shell fragment with fixed part fixed connection, the other end of shell fragment with resilience portion counterbalance cooperation, when the moving contact rotates, resilience portion on the moving contact can extrude the shell fragment and force the shell fragment to take place deformation, shell fragment and fixed between be equipped with the spring, the one end and the fixed part fixed connection of spring, the other end and the shell fragment fixed connection of spring, the spring relies on its self elasticity ability to prevent the shell fragment to take place deformation.
2. The moving contact automatic reset mechanism of the circuit breaker as claimed in claim 1, wherein: the elastic sheet is made of metal materials.
3. The moving contact automatic reset mechanism of the circuit breaker as claimed in claim 1, wherein: the fixing part is provided with a groove for connecting the spring.
4. The moving contact automatic reset mechanism of the circuit breaker as claimed in claim 1, wherein: the fixed part is connected with the moving contact through a rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120079420.9U CN215988625U (en) | 2021-01-12 | 2021-01-12 | Moving contact automatic reset mechanism of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120079420.9U CN215988625U (en) | 2021-01-12 | 2021-01-12 | Moving contact automatic reset mechanism of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215988625U true CN215988625U (en) | 2022-03-08 |
Family
ID=80506367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120079420.9U Active CN215988625U (en) | 2021-01-12 | 2021-01-12 | Moving contact automatic reset mechanism of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215988625U (en) |
-
2021
- 2021-01-12 CN CN202120079420.9U patent/CN215988625U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |