CN204558404U - There is the circuit breaker of arc extinguishing effect - Google Patents
There is the circuit breaker of arc extinguishing effect Download PDFInfo
- Publication number
- CN204558404U CN204558404U CN201520316384.8U CN201520316384U CN204558404U CN 204558404 U CN204558404 U CN 204558404U CN 201520316384 U CN201520316384 U CN 201520316384U CN 204558404 U CN204558404 U CN 204558404U
- Authority
- CN
- China
- Prior art keywords
- arc
- control device
- circuit breaker
- touch switch
- housing
- Prior art date
- 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
Links
- 238000009413 insulation Methods 0.000 claims description 7
- 238000010891 electric arc Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a kind of circuit breaker of arc extinguishing effect, comprise housing, the both sides of described housing bottom are respectively equipped with line interface, touch switch is provided with in described housing, described touch switch connects described line interface, described touch switch connects fork, the hinged insulating bar of described fork, the hinged swing arm of described insulating bar, described swing arm is arranged on the main shaft that controlled by operating mechanism, the side being positioned at described touch switch in described housing is provided with arc control device, arc-control device is provided with in described arc control device, be provided with in described arc control device and lead arc plate, described arc plate one end of leading connects described arc-control device, the described arc plate other end of leading connects contact plate, described contact plate is provided with the fixed contact corresponding with described touch switch.The utility model changes circuit breaker and easily damages phenomenon, extends the useful life of circuit breaker, improves the security performance of circuit breaker, and overall structure is simple, practical.
Description
Technical field
The utility model relates to electric power breaker technical field, especially relates to a kind of circuit breaker with arc extinguishing effect.
Background technology
Circuit breaker is as a kind of electrical equipment conventional on the circuit in electric power application and distribution; Main Function is the safety for the protection of electric appliance circuits and equipment; when electric wiring or power consumption equipment transship, the fault such as short circuit time, it can ensure the safety of circuit and equipment, is therefore widely used.But, because circuit breaker adopts touch switch to realize in combination and disjunction, therefore circuit breaker is combining and is having in breaking course the existence of electric arc, circuit breaker is combined and break-time delay, burn the contact of circuit breaker touch switch, security performance is not strong, and the useful life of circuit breaker is also affected.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of extend circuit breaker useful life and the circuit breaker with arc extinguishing effect that is protected of security performance.
For solving the problems of the technologies described above, the technical solution of the utility model is: the circuit breaker with arc extinguishing effect, comprise housing, the both sides of described housing bottom are respectively equipped with line interface, touch switch is provided with in described housing, described touch switch connects described line interface, described touch switch connects fork, the hinged insulating bar of described fork, the hinged swing arm of described insulating bar, described swing arm is arranged on the main shaft that controlled by operating mechanism, the side being positioned at described touch switch in described housing is provided with arc control device, arc-control device is provided with in described arc control device, be provided with in described arc control device and lead arc plate, described one end of leading arc plate connects described arc-control device, the described other end of leading arc plate connects contact plate, described contact plate is provided with the fixed contact corresponding with described touch switch.
As preferred technical scheme, described housing upper end is provided with upper cover.
As the improvement to technique scheme, described housing upper end is connected and fixed cross-arm.
As the improvement to technique scheme, be provided with insulation booth in described housing, described touch switch and described arc control device are arranged in described insulation booth.
As the improvement to technique scheme, described arc-control device is vacuum arc-extinguishing device, longitudinal joint arc-control device or grid formula arc-control device.
The circuit breaker with arc extinguishing effect of technique scheme, housing is comprised owing to have employed, the both sides of described housing bottom are respectively equipped with line interface, touch switch is provided with in described housing, described touch switch connects described line interface, described touch switch connects fork, the hinged insulating bar of described fork, the hinged swing arm of described insulating bar, described swing arm is arranged on the main shaft that controlled by operating mechanism, the side being positioned at described touch switch in described housing is provided with arc control device, arc-control device is provided with in described arc control device, be provided with in described arc control device and lead arc plate, described arc plate one end of leading connects described arc-control device, the described arc plate other end of leading connects contact plate, described contact plate is provided with the fixed contact corresponding with described touch switch.Under operating mechanism drives, main shaft, insulating bar and fork make touch switch action, carry out conducting and the disconnection of power supply, circuit breaker directs on contact plate at the electric arc combined and produce in breaking course by the fixed contact be arranged on contact plate, again by contact plate with lead arc plate and electric arc is introduced arc-control device carry out arc extinguishing, and then reach the effect of arc extinguishing, thus avoid burning of circuit breaker touch switch contact, change circuit breaker and easily damage phenomenon, ensure that the situation in the useful life of circuit breaker, improve the security performance of circuit breaker, and overall structure is simple, practical, be easy to promote the use of.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model fixed contact, contact plate and the structural representation of leading arc plate.
In figure: 1-housing; 11-fixes cross-arm; 12-insulation booth; 2-line interface; 3-arc control device; 31-leads arc plate; 32-contact plate; 33-fixed contact; 4-touch switch; 5-insulating bar; 51-fork; 52-swing arm; 6-main shaft; 7-upper cover; 8-explosion-protection equipment.
Embodiment
Below in conjunction with drawings and Examples, set forth the utility model further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art can recognize, when not departing from spirit and scope of the present utility model, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection range of claim.
As depicted in figs. 1 and 2, there is the circuit breaker of arc extinguishing effect, comprise housing 1, the both sides of described housing 1 bottom are respectively equipped with line interface 2, touch switch 4 is provided with in described housing 1, described touch switch 4 connects described line interface 2, described touch switch 4 connects fork 51, the hinged insulating bar 5 of described fork 51, the hinged swing arm 52 of described insulating bar 5, described swing arm 52 is arranged on the main shaft 6 that controlled by the operating mechanism of circuit breaker, the side being positioned at described touch switch 4 in described housing 1 is provided with arc control device 3, arc-control device is provided with in described arc control device 3, be provided with in described arc control device 3 and lead arc plate 31, described arc plate 31 one end of leading connects described arc-control device, described arc plate 31 other end of leading connects contact plate 32, described contact plate 32 is provided with the fixed contact 33 corresponding with described touch switch 4.Lower main axis 6, swing arm 52, insulating bar 5 and fork 51 is driven to make touch switch 4 action at the operating mechanism of circuit breaker, when carrying out the conducting of power supply and disconnect, circuit breaker directs on contact plate 32 at the electric arc combined and produce in breaking course by the fixed contact 33 be arranged on contact plate 32, again by contact plate 32 with lead arc plate 31 and electric arc is introduced arc-control device carry out arc extinguishing, and then reach the effect of arc extinguishing.Described housing 1 upper end is provided with upper cover 7.Described housing 1 upper end is connected and fixed cross-arm 11, fixing for lifting.In addition, upper cover 7 is provided with explosion-protection equipment 8, to reach the explosion-proof of circuit breaker, the explosion-protection equipment 8 of circuit breaker is the safety device that circuit breaker is conventional, is known general knowledge, no longer introduces herein.Be provided with insulation booth 12 in described housing 1, described touch switch 4 and described arc control device are arranged in described insulation booth 12.Described arc-control device is the arc-control device that vacuum arc-extinguishing device, longitudinal joint arc-control device or grid formula arc-control device etc. are conventional.
As mentioned above, specifically describing embodiment of the present utility model, but the utility model is not limited thereto.It should be appreciated by those skilled in the art, various amendment, combination, sub-portfolio or replacement can be carried out according to designing requirement or other factors, and they are in the scope of claims and equivalent thereof.
Claims (5)
1. there is the circuit breaker of arc extinguishing effect, comprise housing, the both sides of described housing bottom are respectively equipped with line interface, touch switch is provided with in described housing, described touch switch connects described line interface, described touch switch connects fork, the hinged insulating bar of described fork, the hinged swing arm of described insulating bar, described swing arm is arranged on the main shaft that controlled by operating mechanism, it is characterized in that: the side being positioned at described touch switch in described housing is provided with arc control device, arc-control device is provided with in described arc control device, be provided with in described arc control device and lead arc plate, described arc plate one end of leading connects described arc-control device, the described arc plate other end of leading connects contact plate, described contact plate is provided with the fixed contact corresponding with described touch switch.
2. there is the circuit breaker of arc extinguishing effect as claimed in claim 1, it is characterized in that: described housing upper end is provided with upper cover.
3. there is the circuit breaker of arc extinguishing effect as claimed in claim 1, it is characterized in that: described housing upper end is connected and fixed cross-arm.
4. have the circuit breaker of arc extinguishing effect as claimed in claim 1, it is characterized in that: be provided with insulation booth in described housing, described touch switch and described arc control device are arranged in described insulation booth.
5. the circuit breaker with arc extinguishing effect as described in claim 1,2,3 or 4, is characterized in that: described arc-control device is vacuum arc-extinguishing device, longitudinal joint arc-control device or grid formula arc-control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520316384.8U CN204558404U (en) | 2015-05-15 | 2015-05-15 | There is the circuit breaker of arc extinguishing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520316384.8U CN204558404U (en) | 2015-05-15 | 2015-05-15 | There is the circuit breaker of arc extinguishing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558404U true CN204558404U (en) | 2015-08-12 |
Family
ID=53833487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520316384.8U Expired - Fee Related CN204558404U (en) | 2015-05-15 | 2015-05-15 | There is the circuit breaker of arc extinguishing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170642A (en) * | 2017-07-04 | 2017-09-15 | 合肥东玖电气有限公司 | A kind of arc-control device for voltage protection |
-
2015
- 2015-05-15 CN CN201520316384.8U patent/CN204558404U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170642A (en) * | 2017-07-04 | 2017-09-15 | 合肥东玖电气有限公司 | A kind of arc-control device for voltage protection |
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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: 20150812 Termination date: 20160515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |