CN203386675U - Circuit breaker contact arm of centrally installed switchgear - Google Patents
Circuit breaker contact arm of centrally installed switchgear Download PDFInfo
- Publication number
- CN203386675U CN203386675U CN201320343524.1U CN201320343524U CN203386675U CN 203386675 U CN203386675 U CN 203386675U CN 201320343524 U CN201320343524 U CN 201320343524U CN 203386675 U CN203386675 U CN 203386675U
- Authority
- CN
- China
- Prior art keywords
- contact arm
- circuit breaker
- contact
- support
- arm body
- 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
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Abstract
The utility model discloses a circuit breaker contact arm of a centrally installed switchgear. The circuit breaker contact arm comprises a contact arm bushing, a support terminal connected with the contact arm bushing through an installing plate, and a contact arm body disposed in the contact arm bushing, wherein one end of the contact arm body is provided with a plum blossom contact, and the other end of the contact arm body is connected with the installing plate through a bolt; the plum blossom contact comprises a support and coils disposed in a manner of surrounding the support; and the installing plate is also provided with an installing groove. The circuit breaker contact arm of the centrally installed switchgear is disposed in the installing groove to position the contact, contact deflection or similar phenomenon are prevented, and efficiency of insert operation of a fuse can be improved.
Description
Technical field
The utility model belongs to the fuse technical field, particularly a kind of central cabinet circuit breaker contact arm.
Background technology
Circuit breaker has been a kind of electrical equipment of safeguard protection effect; it can be used for the insulation blocking between power supply and load; also be widely used as the protection of electrical network and power consumption equipment; when the circuit of electrical network or power consumption equipment is short-circuited or transships; but circuit breaker automatic shutdown circuit; to avoid electric equipment to damage, Accident prevention spreads.Circuit breaker contact arm is the vitals of circuit breaker, the support imbalance of the installation portion of current circuit breaker contact arm, the inefficiency of update.In addition, contact arm contact part deformation and fracture under external force.
The utility model content
The utility model provides a kind of central cabinet circuit breaker contact arm that improves the efficiency of update and prevent the distortion of contact arm contact or fracture.
For solving the problems of the technologies described above, the utility model central cabinet circuit breaker contact arm comprises: the contact arm sleeve pipe; Support terminals, described support terminals is connected with described contact arm sleeve pipe by mounting panel; The contact arm body, described contact arm body is arranged in described contact arm sleeve pipe; An end at described contact arm body is provided with Mume flower contact, at the other end of described contact arm body, by bolt, with described mounting panel, is connected.
Described Mume flower contact comprises support and around the coil be arranged on described support.
Also be provided with mounting groove on described mounting panel.
The utility model central cabinet circuit breaker contact arm is arranged on mounting groove and can positions contact, prevents contact deflection or similar phenomenon, and can improve the efficiency of fuse update.
The accompanying drawing explanation
Fig. 1 is the utility model central cabinet circuit breaker contact arm structural representation.
Description of reference numerals in the utility model central cabinet circuit breaker contact arm accompanying drawing:
1-contact arm sleeve pipe 2-support terminals 3-mounting panel
4-contact arm body 5-Mume flower contact 6-bolt
7-support 8-coil 9-mounting groove
Embodiment
Below in conjunction with accompanying drawing, the utility model central cabinet circuit breaker contact arm is described in further detail.
As shown in Figure 1, the utility model central cabinet circuit breaker contact arm comprises: contact arm sleeve pipe 1; Support terminals 2, support terminals 2 is connected with contact arm sleeve pipe 1 by mounting panel 3; Contact arm body 4, contact arm body 4 is arranged in contact arm sleeve pipe 1; An end at contact arm body 4 is provided with Mume flower contact 5, at the other end of contact arm body 4, by bolt 6, with mounting panel 3, is connected.
Mume flower contact 5 comprises support 7 and around the coil 8 be arranged on support 7.
Also be provided with mounting groove 9 on mounting panel 3.
The utility model central cabinet circuit breaker contact arm is arranged on mounting groove and can positions contact, prevents contact deflection or similar phenomenon, and can improve the efficiency of fuse update.
The preferred embodiment of below the utility model having been created illustrates, but the utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all modification be equal to or replacement under the prerequisite without prejudice to the utility model creative spirit, and the modification that these are equal to or replacement all are included in the application's claim limited range.
Claims (3)
1. the central cabinet circuit breaker contact arm, is characterized in that, comprising:
The contact arm sleeve pipe;
Support terminals, described support terminals is connected with described contact arm sleeve pipe by mounting panel;
The contact arm body, described contact arm body is arranged in described contact arm sleeve pipe; An end at described contact arm body is provided with Mume flower contact, at the other end of described contact arm body, by bolt, with described mounting panel, is connected.
2. central cabinet circuit breaker contact arm according to claim 1, is characterized in that, described Mume flower contact comprises support and around the coil be arranged on described support.
3. central cabinet circuit breaker contact arm according to claim 1, is characterized in that, also is provided with mounting groove on described mounting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320343524.1U CN203386675U (en) | 2013-06-17 | 2013-06-17 | Circuit breaker contact arm of centrally installed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320343524.1U CN203386675U (en) | 2013-06-17 | 2013-06-17 | Circuit breaker contact arm of centrally installed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203386675U true CN203386675U (en) | 2014-01-08 |
Family
ID=49875133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320343524.1U Expired - Fee Related CN203386675U (en) | 2013-06-17 | 2013-06-17 | Circuit breaker contact arm of centrally installed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203386675U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816342A (en) * | 2017-02-27 | 2017-06-09 | 厦门理工学院 | A kind of VD4 contact arm sleeve for high-voltage vacuum circuit breaker |
| CN106876212A (en) * | 2017-03-08 | 2017-06-20 | 厦门理工学院 | A kind of mounting structure of VD4 vacuum circuit breakers contact arm and contact |
-
2013
- 2013-06-17 CN CN201320343524.1U patent/CN203386675U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816342A (en) * | 2017-02-27 | 2017-06-09 | 厦门理工学院 | A kind of VD4 contact arm sleeve for high-voltage vacuum circuit breaker |
| CN106816342B (en) * | 2017-02-27 | 2019-01-22 | 厦门理工学院 | A VD4 high voltage vacuum circuit breaker contact arm cover |
| CN106876212A (en) * | 2017-03-08 | 2017-06-20 | 厦门理工学院 | A kind of mounting structure of VD4 vacuum circuit breakers contact arm and contact |
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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: 20140108 Termination date: 20180617 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |