CN213184102U - Quick adjustment's circuit breaker contact spring pressure device - Google Patents
Quick adjustment's circuit breaker contact spring pressure device Download PDFInfo
- Publication number
- CN213184102U CN213184102U CN202022679346.2U CN202022679346U CN213184102U CN 213184102 U CN213184102 U CN 213184102U CN 202022679346 U CN202022679346 U CN 202022679346U CN 213184102 U CN213184102 U CN 213184102U
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- contact spring
- contact
- circuit breaker
- movable rod
- pull rod
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Abstract
The utility model discloses a quick-adjustment circuit breaker contact spring pressure device, including the vacuum interrupter, the inner chamber top of insulating vase is provided with the static contact, the below of static contact is provided with the moving contact, the bottom of moving contact is connected with the movable rod, the outer lane of movable rod has cup jointed insulating pull rod, the bottom of movable rod is provided with the contact spring, the bottom of contact spring is provided with the contact spring support, the bottom of contact spring support transversely sliding connection has the contact spring to adjust the seat, the contact surface slope setting of contact spring support and contact spring adjustment seat, one side of contact spring adjustment seat is provided with the top and stretches the mechanism; the utility model discloses moving contact and static contact have the wearing and tearing of certain degree after closing a floodgate many times, and accessible adjusting bolt makes contact spring adjustment seat remove left, promotes contact spring support and upwards slides, compensaties wearing and tearing and increases the power value of contact spring and reduces the circuit breaker temperature rise.
Description
Technical Field
The utility model relates to an electric power tech field, in particular to quick adjustment's circuit breaker contact spring pressure device.
Background
With the increase of the demand of electricity, the service of more efficiently and rapidly meeting the normal living order and the social development demand of people is realized, the strategy implementation of the intelligent power grid is promoted, the comprehensive monitoring and application, the generation, the transmission and the use of electricity are achieved, distribution is an extremely important link, a distribution system comprises a transformer and various high-voltage and low-voltage electrical equipment, a circuit breaker is an electrical appliance with large use amount, the traditional circuit breaker can realize the operations of cutting off a fault circuit in a power grid and the like according to the signal size of current, voltage and the like in the power grid system, thereby ensuring the normal operation of each line in the power grid and meeting the normal power consumption of users, the opening and closing of the circuit breaker is usually realized by disconnecting and contacting the movable contact and the fixed contact, because the moving contact and the static contact often contact friction, lead to wearing and tearing, lead to contact failure easily and make the temperature rise too high, cause the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a quick adjustment circuit breaker contact spring pressure device, which can effectively solve the problems of the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a quick adjustment's circuit breaker contact spring pressure device, includes vacuum interrupter, vacuum interrupter is provided with insulating vase, insulating vase's inner chamber top is provided with the static contact, the below of static contact is provided with the moving contact, the movable rod is connected to the bottom of moving contact, insulating pull rod has been cup jointed to the outer lane of movable rod, the bottom of movable rod is provided with contact spring, contact spring's bottom is provided with contact spring support, contact spring support's bottom transverse sliding connection has contact spring to adjust the seat, contact spring support and contact spring adjust the contact surface slope setting of seat, one side that contact spring adjusted the seat is provided with the top and stretches the mechanism.
Preferably, the outer ring of the insulating pull rod is provided with threads, and the bottom of the insulating pull rod is provided with a connecting rod.
Preferably, the bottom of the movable rod is provided with a convex block, the movable rod is sleeved with a cover plate, and the cover plate is clamped with the insulating pull rod.
Preferably, the jacking mechanism comprises an adjusting bolt, and the adjusting bolt is arranged on the side surface of the contact spring adjusting seat and is rotatably connected with the insulating pull rod.
Preferably, the insulating pull rod is provided with a mounting groove matched with the contact spring adjusting seat, and a plugging block is arranged at an opening of the mounting groove.
Preferably, the outer side of the blocking block is provided with a thread.
Compared with the prior art, the utility model discloses the beneficial effect who produces is:
1. when the quick-adjustment circuit breaker contact spring pressure device is used, an actuating mechanism pushes an insulating pull rod to move upwards to make movable and fixed contacts contact when a circuit breaker is switched on, and current is conducted; move down during the separating brake, the cut off power supply, the sound contact has certain degree wearing and tearing after closing a floodgate many times, and accessible adjusting bolt makes contact spring regulation seat move left, promotes contact spring support and upwards slides, compensates wearing and tearing and increases the power value of contact spring and reduce the circuit breaker temperature rise.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded view of the structure of the present invention.
In the figure: 1. a vacuum arc-extinguishing chamber; 11. static contact; 12. a moving contact; 13. an insulating porcelain insulator; 2. an insulating pull rod; 21. a movable rod; 22. a cover plate; 23. a contact spring; 24. a contact spring support; 25. a contact spring adjusting seat; 26. adjusting the bolt; 27. and (6) a plugging block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
As shown in fig. 1-2, a fast-adjusting pressure device for a contact spring of a circuit breaker comprises a vacuum arc-extinguishing chamber 1, wherein the vacuum arc-extinguishing chamber 1 is provided with an insulating porcelain bottle 13, the top of an inner cavity of the insulating porcelain bottle 13 is provided with a fixed contact 11, a movable contact 12 is arranged below the fixed contact 11, the bottom of the movable contact 12 is connected with a movable rod 21, an outer ring of the movable rod 21 is sleeved with an insulating pull rod 2, the bottom of the movable rod 21 is provided with a contact spring 23, the bottom of the contact spring 23 is provided with a contact spring support 24, the bottom of the contact spring support 24 is transversely and slidably connected with a contact spring adjusting seat 25, a contact surface between the contact spring support 24 and the contact spring adjusting seat 25 is obliquely arranged, one side of the contact spring adjusting seat 25 is provided with a jacking mechanism, and most circuit breakers can preset overt, when the breaker is used, the actuating mechanism pushes the insulating pull rod to move upwards to make the moving contact and the static contact, and the current is conducted; move down during the separating brake, the cut off power supply, the sound contact has certain degree wearing and tearing after closing a floodgate many times, and accessible adjusting bolt makes contact spring regulation seat move left, promotes contact spring support and upwards slides, compensates wearing and tearing and increases the power value of contact spring and reduce the circuit breaker temperature rise.
In this embodiment, the outer lane of insulating pull rod 2 is provided with the screw thread, the bottom of insulating pull rod 2 is provided with the connecting rod, conveniently carries out erection joint.
In this embodiment, the bottom of the movable rod 21 is provided with a convex block, the movable rod 21 is sleeved with a cover plate 22, and the cover plate 22 is clamped with the insulating pull rod 2, so that the installation is convenient.
In this embodiment, the jacking mechanism includes an adjusting bolt 26, the adjusting bolt 26 is disposed on the side of the contact spring adjusting seat 25, and is rotatably connected to the insulating pull rod 2, and the adjusting bolt moves the contact spring adjusting seat leftward to push the contact spring support to slide upward, thereby performing control.
In this embodiment, the insulating pull rod 2 is provided with a mounting groove matched with the contact spring adjusting seat 25, and a plugging block 27 is arranged at an opening of the mounting groove, so that the mounting is convenient.
In this embodiment, the outer side of the blocking block 27 is provided with a thread.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a quick adjustment's circuit breaker contact spring pressure device, includes vacuum interrupter, its characterized in that: the vacuum arc extinguish chamber is provided with an insulating porcelain bottle, the inner chamber top of the insulating porcelain bottle is provided with a static contact, the below of the static contact is provided with a moving contact, the bottom of the moving contact is connected with a movable rod, an insulating pull rod is sleeved on the outer ring of the movable rod, a contact spring is arranged at the bottom of the movable rod, a contact spring support is arranged at the bottom of the contact spring, a contact spring adjusting seat is transversely connected with the bottom of the contact spring support in a sliding mode, the contact spring support and the contact spring adjusting seat are obliquely arranged on the contact surface, and one side of the contact spring adjusting seat is provided with a jacking mechanism.
2. A fast-adjusting circuit breaker contact spring pressure apparatus as claimed in claim 1, wherein: the outer ring of the insulating pull rod is provided with threads, and the bottom of the insulating pull rod is provided with a connecting rod.
3. A fast-adjusting circuit breaker contact spring pressure apparatus as claimed in claim 1, wherein: the bottom of movable rod is provided with the lug, the apron has been cup jointed on the movable rod, apron and insulating pull rod looks joint.
4. A fast-adjusting circuit breaker contact spring pressure apparatus as claimed in claim 1, wherein: the jacking mechanism comprises an adjusting bolt, and the adjusting bolt is arranged on the side surface of the contact spring adjusting seat and is rotatably connected with the insulating pull rod.
5. A fast-adjusting circuit breaker contact spring pressure apparatus as claimed in claim 4, wherein: the insulating pull rod is provided with a mounting groove matched with the contact spring adjusting seat, and a plugging block is arranged at an opening of the mounting groove.
6. A fast-adjusting circuit breaker contact spring pressure apparatus as claimed in claim 5, wherein: and the outer side of the plugging block is provided with threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679346.2U CN213184102U (en) | 2020-11-19 | 2020-11-19 | Quick adjustment's circuit breaker contact spring pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679346.2U CN213184102U (en) | 2020-11-19 | 2020-11-19 | Quick adjustment's circuit breaker contact spring pressure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213184102U true CN213184102U (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022679346.2U Active CN213184102U (en) | 2020-11-19 | 2020-11-19 | Quick adjustment's circuit breaker contact spring pressure device |
Country Status (1)
| Country | Link |
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| CN (1) | CN213184102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114156763A (en) * | 2021-10-29 | 2022-03-08 | 宁波耐森电气科技有限公司 | Economical switchgear suitable for wind power |
| CN117393375A (en) * | 2023-12-08 | 2024-01-12 | 陕西四方华能电气设备有限公司 | High-voltage vacuum circuit breaker |
-
2020
- 2020-11-19 CN CN202022679346.2U patent/CN213184102U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114156763A (en) * | 2021-10-29 | 2022-03-08 | 宁波耐森电气科技有限公司 | Economical switchgear suitable for wind power |
| CN114156763B (en) * | 2021-10-29 | 2024-04-09 | 宁波耐森电气科技有限公司 | Economical switchgear suitable for wind power |
| CN117393375A (en) * | 2023-12-08 | 2024-01-12 | 陕西四方华能电气设备有限公司 | High-voltage vacuum circuit breaker |
| CN117393375B (en) * | 2023-12-08 | 2024-02-02 | 陕西四方华能电气设备有限公司 | High-voltage vacuum circuit breaker |
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