CN203674130U - Arc-quenching piston breaker - Google Patents
Arc-quenching piston breaker Download PDFInfo
- Publication number
- CN203674130U CN203674130U CN201320777537.XU CN201320777537U CN203674130U CN 203674130 U CN203674130 U CN 203674130U CN 201320777537 U CN201320777537 U CN 201320777537U CN 203674130 U CN203674130 U CN 203674130U
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- CN
- China
- Prior art keywords
- push rod
- piston tube
- arc
- driving push
- fixed contact
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- 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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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an arc-quenching piston breaker, which includes a shell, a fixed contact and a moving contact which are arranged inside the shell, a driving disc and a piston tube which are arranged inside the shell, and a driving push rod arranged on the driving disc, wherein the fixed contact is arranged inside the piston tube, the moving contact is arranged on the driving push rod, the driving push rod is arranged in the piston tube in a telescopic manner, the moving contact under telescopic driving of the driving push rod achieves connection or disconnection with the fixed contact, an arc-extinguishing chamber is arranged in the piston tube, an arc-extinguishing layer is arranged in the arc-extinguishing chamber, the fixed contact and the moving contact are arranged in the arc-extinguishing chamber, and a sealing pad layer is arranged between the driving push rod and the piston tube. The arc-quenching piston breaker is simple in structure, is more reasonable in design, has the piston tube, has the fixed contact and the moving contact which are arranged in the piston tube, can effectively improve the precision of control action, and is strong in applicability, meanwhile the arc-extinguishing chamber is arranged in the piston tube and the arc-extinguishing layer is arranged in the arc-extinguishing chamber, thereby achieving good arc-extinguishing effect, good stability, and high use safety.
Description
Technical field
The utility model belongs to breaker protection technical field, is specifically related to a kind of arc extinguishing type piston circuit breaker.
Background technology
Along with the fast development of electric equipment, residual current circuit breaker has also obtained development widely, but the residual current circuit breaker structure of prior art is reasonable not, cost of manufacture is larger, and lightning protection effect and action stability are also difficult to meet the needs in market, arc extinction performance is also poor simultaneously, affects to a certain extent the stability in use of residual current circuit breaker.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, also stronger arc extinguishing type piston circuit breaker of the good and lightning protection of stability in use and arc extinction performance.
The technical scheme that realizes the utility model object is a kind of arc extinguishing type piston circuit breaker, comprise housing, be arranged on fixed contact and moving contact in described housing, in described housing, be also provided with driver plate and piston tube, on described driver plate, be provided with driving push rod, described fixed contact is arranged in described piston tube, described moving contact is arranged on described driving push rod, described driving push rod is telescopic to be arranged in described piston tube, described moving contact is realized and is connected with fixed contact or disconnects under the telescopic drive of described driving push rod, in described piston tube, be provided with arcing chamber, in described arcing chamber, be provided with arc extinguishing layer, described moving contact and described fixed contact are arranged in described arcing chamber, between described driving push rod and described piston tube, be provided with sealing bed course.
Described driver plate is eccentric wheel setting, the activity of described driving push rod be connected to described eccentric on, in described piston tube, be provided with card convex ring, in described piston tube, be also provided with back-moving spring, one end of described back-moving spring is connected on described card convex ring, the other end is connected on described driving push rod.
In described driving push rod, be provided with cavity, described cavity is interior is provided with lightning protection device.
On described housing, be provided with control handle, described control handle is connected with described driver plate.
The utlity model has positive effect: of the present utility model simple in structure, it is comparatively reasonable to design, it has piston tube, and dynamic and static contact is arranged in described piston tube, can effectively improve control action precision, applicability is strong, it is provided with arcing chamber in piston tube simultaneously, is provided with arc extinguishing layer in described arcing chamber, reaches good arc quenching effect, stability in use is good, safe to use; And in driving push rod, be provided with lightning protection device, improved overall lightning protection effect, and its overall structure be small and exquisite, provides cost savings to a certain extent, practicality is good.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of arc extinguishing type piston circuit breaker, comprise housing 1, be arranged on fixed contact 2 and moving contact 3 in described housing 1, in described housing 1, be also provided with driver plate 4 and piston tube 5, on described driver plate 4, be provided with and drive push rod 6, described fixed contact 2 is arranged in described piston tube 5, described moving contact 3 is arranged on described driving push rod 6, described driving push rod 6 is telescopic to be arranged in described piston tube 5, described moving contact 3 is realized with fixed contact 2 and is connected or disconnects under the telescopic drive of described driving push rod 6, in described piston tube 5, be provided with arcing chamber 7, in described arcing chamber 7, be provided with arc extinguishing layer 8, described moving contact 3 is arranged in described arcing chamber 7 with described fixed contact 2, between described driving push rod 6 and described piston tube 5, be provided with sealing bed course 8.It is comparatively reasonable to design, it has piston tube, and dynamic and static contact is arranged in described piston tube, can effectively improve control action precision, applicability is strong, and it is provided with arcing chamber in piston tube simultaneously, in described arcing chamber, be provided with arc extinguishing layer, reach good arc quenching effect, stability in use is good, safe to use.
Described driver plate 4 is eccentric wheel setting, described driving push rod 6 activities be connected to described eccentric on, in described piston tube 5, be provided with card convex ring 9, in described piston tube 5, be also provided with back-moving spring 10, one end of described back-moving spring 10 is connected on described card convex ring 9, the other end is connected on described driving push rod 6.
In described driving push rod 6, be provided with cavity 11, the interior lightning protection device 12 that is provided with of described cavity 11.Improved overall lightning protection effect, and its overall structure is small and exquisite, provides cost savings to a certain extent, practicality is good.
On described housing 1, be provided with control handle 13, described control handle 13 is connected with described driver plate 4.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And these belong to apparent variation or the variation that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
1. an arc extinguishing type piston circuit breaker, comprise housing, be arranged on fixed contact and moving contact in described housing, it is characterized in that: in described housing, be also provided with driver plate and piston tube, on described driver plate, be provided with driving push rod, described fixed contact is arranged in described piston tube, described moving contact is arranged on described driving push rod, described driving push rod is telescopic to be arranged in described piston tube, described moving contact is realized and is connected with fixed contact or disconnects under the telescopic drive of described driving push rod, in described piston tube, be provided with arcing chamber, in described arcing chamber, be provided with arc extinguishing layer, described moving contact and described fixed contact are arranged in described arcing chamber, between described driving push rod and described piston tube, be provided with sealing bed course.
2. arc extinguishing type piston circuit breaker according to claim 1, it is characterized in that: described driver plate is eccentric wheel setting, the activity of described driving push rod be connected to described eccentric on, in described piston tube, be provided with card convex ring, in described piston tube, be also provided with back-moving spring, one end of described back-moving spring is connected on described card convex ring, the other end is connected on described driving push rod.
3. arc extinguishing type piston circuit breaker according to claim 2, is characterized in that: in described driving push rod, be provided with cavity, described cavity is interior is provided with lightning protection device.
4. arc extinguishing type piston circuit breaker according to claim 3, is characterized in that: on described housing, be provided with control handle, described control handle is connected with described driver plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777537.XU CN203674130U (en) | 2013-11-23 | 2013-11-23 | Arc-quenching piston breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777537.XU CN203674130U (en) | 2013-11-23 | 2013-11-23 | Arc-quenching piston breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674130U true CN203674130U (en) | 2014-06-25 |
Family
ID=50970397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320777537.XU Expired - Fee Related CN203674130U (en) | 2013-11-23 | 2013-11-23 | Arc-quenching piston breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116453881A (en) * | 2023-06-15 | 2023-07-18 | 海底鹰深海科技股份有限公司 | Switching device |
-
2013
- 2013-11-23 CN CN201320777537.XU patent/CN203674130U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116453881A (en) * | 2023-06-15 | 2023-07-18 | 海底鹰深海科技股份有限公司 | Switching device |
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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 |
Granted publication date: 20140625 Termination date: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |