CN203387101U - Switchgear circuit breaker - Google Patents
Switchgear circuit breaker Download PDFInfo
- Publication number
- CN203387101U CN203387101U CN201320339218.0U CN201320339218U CN203387101U CN 203387101 U CN203387101 U CN 203387101U CN 201320339218 U CN201320339218 U CN 201320339218U CN 203387101 U CN203387101 U CN 203387101U
- Authority
- CN
- China
- Prior art keywords
- contact arm
- breaker
- switch cabinet
- circuit breaker
- tension fuse
- 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 switchgear circuit breaker. The switchgear circuit breaker comprises contact arms disposed on an assembly rack through installing supports, wherein the outsides of the contact arms are respectively provided with upper covers; high-voltage fuses, wherein one end of each high-voltage fuse is connected with the corresponding contact arm, and the outsides of the high-voltage fuses are respectively provided with lower covers; mutual inductors disposed on the assembly rack and respectively connected with the other end of each high-voltage fuse; and a handcart disposed under the assembly rack. The switchgear circuit breaker is disposed in installing grooves to position contacts, contact deflection or similar phenomenon are prevented, and insert operation efficiency of circuit breakers can be improved.
Description
Technical field
The utility model belongs to the fuse technical field, particularly a kind of breaker of switch cabinet.
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 breaker of switch cabinet 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 breaker of switch cabinet comprises: contact arm, and described contact arm is arranged on assembly fixture by mounting bracket, in the described contact arm outside, is provided with upper cover; High-tension fuse, an end of described high-tension fuse is connected with described contact arm, in the described high-tension fuse outside, is provided with lower cover; Instrument transformer, described instrument transformer is arranged on described assembly fixture, and described instrument transformer is connected with the other end of described high-tension fuse; Handcart, described handcart is arranged under described assembly fixture.
Described 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, an end of described high-tension fuse is arranged in described mounting groove.
Quantity at described contact arm is 3.
The utility model breaker of switch cabinet 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 breaker of switch cabinet contact arm structural representation;
Fig. 2 is the utility model breaker of switch cabinet end view;
Fig. 3 is the utility model breaker of switch cabinet front view.
Description of reference numerals in the utility model breaker of switch cabinet 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
10-upper cover 11-high-tension fuse 12-lower cover
13-instrument transformer 14-handcart 15-assembly fixture
The 16-contact arm
Embodiment
Below in conjunction with accompanying drawing, the utility model breaker of switch cabinet is described in further detail.
As shown in FIG. 1 to 3, the utility model breaker of switch cabinet comprises: 3 contact arms 16, and contact arm 16 is arranged on assembly fixture 15 by mounting bracket, in contact arm 16 outsides, is provided with upper cover 10; High-tension fuse 11, an end of high-tension fuse 11 is connected with contact arm 16, in high-tension fuse 11 outsides, is provided with lower cover 12; Instrument transformer 13, instrument transformer 13 is arranged on assembly fixture 15, and instrument transformer 13 is connected with the other end of high-tension fuse 11; Handcart 14, handcart 14 is arranged under assembly fixture 15.
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, an end of high-tension fuse 11 is arranged in mounting groove 9.
The utility model breaker of switch cabinet 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 (5)
1. breaker of switch cabinet, is characterized in that, comprising:
Contact arm, described contact arm is arranged on assembly fixture by mounting bracket, in the described contact arm outside, is provided with upper cover;
High-tension fuse, an end of described high-tension fuse is connected with described contact arm, in the described high-tension fuse outside, is provided with lower cover;
Instrument transformer, described instrument transformer is arranged on described assembly fixture, and described instrument transformer is connected with the other end of described high-tension fuse;
Handcart, described handcart is arranged under described assembly fixture.
2. breaker of switch cabinet according to claim 1, is characterized in that, described 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.
3. breaker of switch cabinet according to claim 2, is characterized in that, described Mume flower contact comprises support and around the coil be arranged on described support.
4. breaker of switch cabinet according to claim 2, is characterized in that, also is provided with mounting groove on described mounting panel, and an end of described high-tension fuse is arranged in described mounting groove.
5. breaker of switch cabinet according to claim 1, is characterized in that, in the quantity of described contact arm, is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320339218.0U CN203387101U (en) | 2013-06-13 | 2013-06-13 | Switchgear circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320339218.0U CN203387101U (en) | 2013-06-13 | 2013-06-13 | Switchgear circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203387101U true CN203387101U (en) | 2014-01-08 |
Family
ID=49875553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320339218.0U Expired - Fee Related CN203387101U (en) | 2013-06-13 | 2013-06-13 | Switchgear circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203387101U (en) |
-
2013
- 2013-06-13 CN CN201320339218.0U patent/CN203387101U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20180613 |