CN213025998U - Circuit breaker is with getting electric mechanism - Google Patents
Circuit breaker is with getting electric mechanism Download PDFInfo
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- CN213025998U CN213025998U CN202021880008.9U CN202021880008U CN213025998U CN 213025998 U CN213025998 U CN 213025998U CN 202021880008 U CN202021880008 U CN 202021880008U CN 213025998 U CN213025998 U CN 213025998U
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- electricity taking
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- 230000005611 electricity Effects 0.000 claims abstract description 29
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
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Abstract
The utility model discloses a circuit breaker is with getting electric mechanism, including circuit breaker casing (1), the both sides of circuit breaker casing (1) are equipped with first actuating mechanism (2) and second actuating mechanism (3) respectively, and wherein one side of circuit breaker casing (1) is equipped with circuit board (4), its characterized in that: the circuit breaker is characterized in that rotating rods (5) which are rotatably connected with the breaker shell (1) are arranged on the first executing mechanism (2) and the second executing mechanism (3), moving contacts (6) are arranged on the rotating rods (5) on two sides, and an L pole electricity taking mechanism and an N pole electricity taking mechanism which are connected with a circuit board (4) are respectively arranged outside the moving contacts (6) on two sides. The utility model discloses can effectively avoid the release to last circular telegram behind the tripping operation of circuit breaker.
Description
Technical Field
The utility model relates to a bipolar circuit breaker, especially a circuit breaker is with getting electric mechanism.
Background
The bipolar circuit breaker is provided with an inlet wire end and an outlet wire end at two ends respectively, an external circuit is accessed from the inlet wire end and is connected with an internal circuit through the outlet wire end after being communicated by the circuit breaker, and meanwhile, a circuit board and an electromagnetic mechanism with a leakage detection function are arranged in the circuit breaker and are connected with an L pole wiring board and an N pole wiring board of the outlet wire end respectively; when the circuit board detects the electric leakage problem, the driving electromagnetic mechanism drives the release to act so as to make the movable contact and the fixed contact disconnected with each other, and the electric leakage protection of the circuit breaker is realized. Meanwhile, when the breaker trips, the power supply of the circuit board is cut off, so that the release is disconnected therewith.
However, in the actual installation process, the problem of reverse connection of the incoming and outgoing lines of the circuit breaker often occurs, namely, an external line is accessed from the outgoing line end, and an internal line is accessed from the incoming line end; once the circuit breaker is reversely connected, when the tripper is opened by the leakage current through the circuit board, the tripper cannot be disconnected along with the tripping of the circuit breaker, but is continuously electrified to be burnt, so that the service life of the tripper is greatly shortened. If the electromagnetic mechanism is controlled and solved through a circuit board, a single chip microcomputer needs to be additionally arranged for control, so that the price of the electromagnetic mechanism is about 50 times higher than that of the existing structure, and the cost requirement of a manufacturer cannot be met. Therefore, there is a need for a mechanism that effectively avoids the release from continuing to energize after the circuit breaker trips.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit breaker is with getting electric mechanism. The continuous electrification of the tripper after the circuit breaker trips can be effectively avoided.
The technical scheme of the utility model: circuit breaker is with getting electric mechanism, including the circuit breaker casing, the both sides of circuit breaker casing are equipped with first actuating mechanism and second actuating mechanism respectively, and one of them one side of circuit breaker casing is equipped with the circuit board, all be equipped with the dwang of rotating the connection circuit breaker casing on first actuating mechanism and the second actuating mechanism, all be equipped with the moving contact on the dwang of both sides, the outside of both sides moving contact is equipped with the L utmost point of connecting the circuit board respectively and gets electric mechanism and the mechanism is got to the N utmost point.
In the power taking mechanism for the circuit breaker, the L-pole power taking mechanism and the N-pole power taking mechanism both include a moving contact spring, one side of the moving contact spring is electrically connected with the moving contact, the other side of the moving contact spring is connected with the power taking spring, and the end part of the power taking spring is connected with a circuit board; the moving contact spring of the L pole electricity taking mechanism is connected with the first executing mechanism, and the moving contact spring of the N pole electricity taking mechanism is connected with the second executing mechanism.
In the above power taking mechanism for the circuit breaker, the power taking springs are respectively installed on the circuit breaker shells on two sides.
In the above power taking mechanism for the circuit breaker, one end of the power taking spring is matched with the moving contact spring.
In the aforesaid electric mechanism is got to circuit breaker with getting, still including being located the test button on the circuit breaker casing, the lower extreme of test button is connected with contact spring, and contact spring's one end connection circuit board, contact spring's the other end and the L utmost point get the electric spring of getting of electric mechanism and mutually support.
Compared with the prior art, the utility model discloses through the cooperation of moving contact spring, N utmost point get electric spring and L utmost point get electric spring, make the circuit board can get the electricity from the driven contact, and then when the circuit breaker tripping operation, the dwang of first actuating mechanism and second actuating mechanism can make the movable contact spring and get electric spring and separate each other after rotating, thereby cut off the power supply to the circuit board, make the release also can cut off the power supply with it after the circuit breaks off; through the cooperation, the circuit breaker can not cause the continuous electrification of the circuit board after the circuit breaker is disconnected when the circuit breaker is in positive connection or reverse connection, so that the loss of the circuit board after the circuit breaker is tripped is effectively reduced, and the continuous work of a release is effectively avoided; get the electricity through the moving contact spring and the cooperation of getting the electricity spring, can also make the junction possess certain pretightning force when the circuit breaker switches on, avoid appearing contact failure or offset and cause the disconnection of circuit board, effectively improve the utility model discloses a leakage protection effect. Therefore, the utility model discloses can effectively avoid the release to lead to the fact in continuation after the tripping operation of circuit breaker.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a connection structure diagram of the L-pole electricity taking mechanism and the N-pole electricity taking mechanism.
The labels in the figures are: the circuit breaker comprises a circuit breaker shell 1, a first actuating mechanism 2, a second actuating mechanism 3, a circuit board 4, a rotating rod 5, a moving contact 6, a moving contact spring 7, a power-taking spring 8, a test button 9 and a contact spring 10.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. The circuit breaker is with getting electric mechanism, constitute as shown in figure 1, including circuit breaker casing 1, the both sides of circuit breaker casing 1 are equipped with first actuating mechanism 2 and second actuating mechanism 3 respectively, and the even conventional actuating mechanism that is used for the circuit breaker of first actuating mechanism 2 and second actuating mechanism 3, and one of them side of circuit breaker casing 1 is equipped with circuit board 4, all be equipped with the dwang 5 of rotating connection circuit breaker casing 1 on first actuating mechanism 2 and the second actuating mechanism 3, all be equipped with moving contact 6 on the dwang 5 of both sides, the leading-out terminal wiring board of moving contact 6 external connection circuit breaker, the outside of moving contact 6 of both sides is equipped with the L utmost point that connects circuit board 4 respectively gets electric mechanism and the mechanism is got to the N utmost point.
The L-pole electricity taking mechanism and the N-pole electricity taking mechanism both comprise a moving contact spring 7, the middle part of the moving contact spring 7 is sleeved outside the rotating rod 5, one side of the moving contact spring 7 is electrically connected with a moving contact 6, the other side of the moving contact spring 7 is connected with an electricity taking spring 8, and the end part of the electricity taking spring 8 is connected with the circuit board 4; the moving contact spring 7 of the L pole electricity taking mechanism is connected with the first executing mechanism 2, and the moving contact spring 7 of the N pole electricity taking mechanism is connected with the second executing mechanism 3.
The electricity taking springs 8 are respectively arranged on the breaker shells 1 on the two sides.
One end of the electricity taking spring 8 is matched with the moving contact spring 7.
Still including being located the test button 9 on the circuit breaker casing 1, the lower extreme of test button 9 is connected with contact spring 10, and contact spring 10's one end connecting line board 4, contact spring 10's the other end and the L utmost point get the electric spring 8 of getting of electric mechanism and mutually support.
The utility model discloses a theory of operation: when the circuit breaker is in a conducting state, the external circuit is connected with the fixed contact through the wire inlet end, the internal circuit is connected with the moving contact 6 through the wire outlet end, and the moving contact 6 and the fixed contact are attached to each other through the matching of the first actuating mechanism 2 and the second actuating mechanism 3, so that the circuit breaker is conducted. When the internal line has the electric leakage problem, the electromagnetic mechanism acts to drive the rotating rod 5 to rotate, so that the movable contact 6 and the fixed contact are separated from each other, and the tripping of the circuit breaker is realized. Simultaneously, dwang 5 rotates back drive moving contact spring 7 and gets electric spring 8 alternate segregation, makes and gets the unable driven contact spring 7 department of electric spring 8 and get the electricity to realize circuit board 4 and the cooperation outage of circuit breaker, circuit board 4 breaks off the power supply to the release thereupon after the outage, makes the release can cut off the power supply thereupon, effectively avoids lasting circular telegram of release after the circuit breaker tripping operation. Because the electricity position of getting of circuit board 4 becomes dwang 5 by the inlet wire end for dwang 5 can play the outage effect to circuit board 4 through rotating when the tripping operation, thereby makes the external line when arbitrary one end inlet wire, all can not influence the cooperation disconnection of circuit board 4.
Claims (5)
1. Breaker is with getting electric mechanism, including circuit breaker casing (1), the both sides of circuit breaker casing (1) are equipped with first actuating mechanism (2) and second actuating mechanism (3) respectively, and one of them side of circuit breaker casing (1) is equipped with circuit board (4), its characterized in that: the circuit breaker is characterized in that rotating rods (5) which are rotatably connected with the breaker shell (1) are arranged on the first executing mechanism (2) and the second executing mechanism (3), moving contacts (6) are arranged on the rotating rods (5) on two sides, and an L pole electricity taking mechanism and an N pole electricity taking mechanism which are connected with a circuit board (4) are respectively arranged outside the moving contacts (6) on two sides.
2. The power taking mechanism for the circuit breaker according to claim 1, characterized in that: the L-pole electricity taking mechanism and the N-pole electricity taking mechanism both comprise a moving contact spring (7), one side of the moving contact spring (7) is electrically connected with a moving contact (6), the other side of the moving contact spring (7) is connected with an electricity taking spring (8), and the end part of the electricity taking spring (8) is connected with a circuit board (4); the moving contact spring (7) of the L-pole electricity taking mechanism is connected with the first executing mechanism (2), and the moving contact spring (7) of the N-pole electricity taking mechanism is connected with the second executing mechanism (3).
3. The power taking mechanism for the circuit breaker according to claim 2, characterized in that: the electricity taking springs (8) are respectively arranged on the breaker shells (1) on the two sides.
4. The power taking mechanism for the circuit breaker according to claim 2, characterized in that: one end of the electricity taking spring (8) is matched with the moving contact spring (7).
5. The power taking mechanism for the circuit breaker according to claim 2, characterized in that: still including being located test button (9) on circuit breaker casing (1), the lower extreme of test button (9) is connected with contact spring (10), and circuit board (4) are connected to the one end of contact spring (10), and the other end and the L utmost point of contact spring (10) get electric spring (8) of getting of mechanism and mutually support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880008.9U CN213025998U (en) | 2020-09-01 | 2020-09-01 | Circuit breaker is with getting electric mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880008.9U CN213025998U (en) | 2020-09-01 | 2020-09-01 | Circuit breaker is with getting electric mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN213025998U true CN213025998U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021880008.9U Active CN213025998U (en) | 2020-09-01 | 2020-09-01 | Circuit breaker is with getting electric mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN213025998U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256033A (en) * | 2021-12-31 | 2022-03-29 | 美高电气科技有限公司 | Electric leakage protection electricity taking structure for circuit breaker and circuit breaker |
| CN114360972A (en) * | 2022-01-10 | 2022-04-15 | 美高电气科技有限公司 | Double-arc-extinguishing-cover type leakage protector |
| CN114975021A (en) * | 2022-07-04 | 2022-08-30 | 温州东极电气有限公司 | Circuit breaker with wire break protection |
-
2020
- 2020-09-01 CN CN202021880008.9U patent/CN213025998U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256033A (en) * | 2021-12-31 | 2022-03-29 | 美高电气科技有限公司 | Electric leakage protection electricity taking structure for circuit breaker and circuit breaker |
| CN114360972A (en) * | 2022-01-10 | 2022-04-15 | 美高电气科技有限公司 | Double-arc-extinguishing-cover type leakage protector |
| WO2023131321A1 (en) * | 2022-01-10 | 2023-07-13 | 美高电气科技有限公司 | Double arc-extinguishing cover type leakage protector |
| GB2630203A (en) * | 2022-01-10 | 2024-11-20 | Maxge Electric Tech Co Ltd | Double arc-extinguishing cover type leakage protector |
| CN114975021A (en) * | 2022-07-04 | 2022-08-30 | 温州东极电气有限公司 | Circuit breaker with wire break protection |
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