CN203983204U - A kind of residual current circuit breaker with reverse wiring structure - Google Patents
A kind of residual current circuit breaker with reverse wiring structure Download PDFInfo
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- CN203983204U CN203983204U CN201420392250.XU CN201420392250U CN203983204U CN 203983204 U CN203983204 U CN 203983204U CN 201420392250 U CN201420392250 U CN 201420392250U CN 203983204 U CN203983204 U CN 203983204U
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- 238000003466 welding Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of residual current circuit breaker with reverse wiring structure.When mainly solving existing residual current circuit breaker and occurring leak current fault, can damage leakage tripping device coil, cause the problem reducing useful life.Comprise shell, operating mechanism, contact mechanism, leakage tripping device and binding post, contact mechanism comprises L utmost point moving contact, L utmost point fixed contact, N utmost point moving contact and N utmost point moving contact, L utmost point moving contact and N utmost point moving contact are connected, binding post comprises L utmost point input terminal, L utmost point outlet terminal, N utmost point input terminal and N utmost point outlet terminal, it is characterized in that: also comprise live wire and zero line, live wire, one end of zero line is connected with leakage tripping device respectively, the other end of live wire is electrically connected to L utmost point outlet terminal, the other end of zero line is electrically connected to N utmost point moving contact by off mechanism or is separated, it is separated with N utmost point moving contact electricity that leakage tripping device action drives on off mechanism to control zero line, contact mechanism closes a floodgate and drives on off mechanism control zero line to be electrically connected to N utmost point moving contact.Because this residual current circuit breaker is provided with on off mechanism, when there is leak current fault, leakage tripping device action can be cut off the supply power voltage of release by off mechanism, avoid damaging residual current circuit breaker, effectively guarantees the normal use of coil.
Description
Technical field
The utility model relates to a kind of circuit breaker, refers in particular to a kind of residual current circuit breaker with reverse wiring structure.
Background technology
The supply power voltage of the leakage tripping device of existing residual current circuit breaker is to be connected with leading-out terminal, live wire one end is connected with leakage tripping device, zero line one end is connected with release one end by wiring board control circuit, the L utmost point of leading-out terminal and N utmost point supply power voltage are to leakage tripping device, user in use, easily mistake is connected on the two poles of the earth of electrical network on leading-out terminal, when there is leak current fault, leading-out terminal is always in powering to leakage tripping device, therefore, can damage the coil of leakage tripping device, cause reduce the useful life of leakage tripping device.
Utility model content
In order to overcome shortcoming and the weak point of background technology, the utility model provides a kind of residual current circuit breaker with reverse wiring structure, solves existing residual current circuit breaker in reverse wiring situation, when there is leak current fault, can damage leakage tripping device coil, cause the problem reducing useful life.
The technical solution of the utility model is: a kind of residual current circuit breaker with reverse wiring structure, comprise shell, operating mechanism, contact mechanism, leakage tripping device and binding post, described contact mechanism comprises L utmost point moving contact, L utmost point fixed contact, N utmost point moving contact and N utmost point fixed contact, described L utmost point moving contact and N utmost point moving contact are connected, described binding post comprises L utmost point input terminal, L utmost point outlet terminal, N utmost point input terminal and N utmost point outlet terminal, also comprise live wire and zero line, described live wire one end is connected with leakage tripping device, described zero line one end is connected with leakage tripping device one end by wiring board control circuit, the other end of described live wire is electrically connected to L utmost point outlet terminal, the other end of described zero line is electrically connected to N utmost point moving contact by off mechanism or is separated, it is separated with N utmost point moving contact electricity that described leakage tripping device action drives on off mechanism to control zero line, described contact mechanism closes a floodgate and drives on off mechanism control zero line to be electrically connected to N utmost point moving contact.
Described on off mechanism comprises support, torsion spring and pivoted arm, described pivoted arm is articulated with on support, described torsion spring set is located on pivoted arm, one end of described torsion spring is electrically connected to zero line through support, the other end is electrically connected to through pivoted arm and with N utmost point moving contact or is separated, it is separated with N utmost point moving contact electricity that described leakage tripping device action drives pivoted arm to rotate to form torsion spring, and described contact mechanism combined floodgate drives pivoted arm to rotate to form torsion spring and is electrically connected to N utmost point moving contact.
On described support, fixed lever is installed, described pivoted arm is provided with draw-in groove, and one end of described torsion spring slips over fixed lever surface and is electrically connected to zero line, and the other end is electrically connected to N utmost point moving contact through draw-in groove or is separated,
Between described torsion spring and N utmost point moving contact, by bindiny mechanism, be electrically connected or separated, described bindiny mechanism comprises conducting rod, extension spring, and described conducting rod is installed on shell, its one end and torsion spring contact or separated, and the other end is electrically connected to N utmost point moving contact by extension spring.
Described live wire and the welding of L utmost point outlet terminal.
Described operating mechanism comprises snap close, on described snap close, bearing pin is installed, and described pivoted arm is provided with the card splenium matching with described bearing pin.
Described support is provided with and is hinged with lever, and a side of described lever is corresponding with leakage tripping device, opposite side and the interference fit of pivoted arm top, and leakage tripping device action forms torsion spring by the rotation of lever drives pivoted arm and conducting rod is separated.
the utlity model has following beneficial effect:because this residual current circuit breaker is provided with on off mechanism, even if reverse wiring situation appears in user, when there is leak current fault, leakage tripping device action can be cut off by off mechanism the supply power voltage of release, avoid damaging residual current circuit breaker, effectively guarantee the normal use of coil.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of opposite side of the present utility model.
Fig. 3 is structural representation of the present utility model.
Fig. 4 is the structure enlarged drawing at I place in the utility model.
Fig. 5 is the structural representation of pivoted arm in the utility model.
In figure, shell 1, leakage tripping device 2, L utmost point moving contact 3, L utmost point fixed contact 4, N utmost point moving contact 5, N utmost point fixed contact 6, L utmost point input terminal 7, L utmost point outlet terminal 8, N utmost point input terminal 9, N utmost point outlet terminal 10, live wire 11, zero line 12, support 13, torsion spring 14, pivoted arm 15, fixed lever 16, draw-in groove 17, conducting rod 18, extension spring 19, snap close 20, bearing pin 21, card splenium 22, lever 23.
Embodiment
For accompanying drawing, embodiment of the present utility model is described further below:
As shown in the figure, a kind of residual current circuit breaker with reverse wiring structure, comprise shell 1, operating mechanism, contact mechanism, leakage tripping device 2 and binding post, described contact mechanism comprises L utmost point moving contact 3, L utmost point fixed contact 4, N utmost point moving contact 5 and N utmost point fixed contact 6, described L utmost point moving contact 3 and N utmost point moving contact 5 are connected, described binding post comprises L utmost point input terminal 7, L utmost point outlet terminal 8, N utmost point input terminal 9 and N utmost point outlet terminal 10, also comprise live wire 11 and zero line 12, described live wire 11, one end of zero line 12 is connected with leakage tripping device 2 respectively, the other end of described live wire 11 is electrically connected to L utmost point outlet terminal 8, this live wire 11 welds mutually with L utmost point outlet terminal 8, the other end of described zero line 12 is electrically connected to N utmost point moving contact 5 by off mechanism or is separated, it is separated with N utmost point moving contact 5 electricity that described leakage tripping device 2 actions drive on off mechanism to control zero line, described contact mechanism closes a floodgate and drives on off mechanism control zero line 11 to be electrically connected to N utmost point moving contact 5.The power supply electric wire live wire of leakage tripping device, zero line, live wire is electrically connected to L utmost point outlet terminal, and zero line is controlled by off mechanism, and on off mechanism matches with the disconnected release of leakage, when there is leak current fault, leakage tripping device action, drives on off mechanism action, controls zero line separated with N utmost point moving contact electricity, cut off supply power voltage, after electric leakage is removed, handle band dynamic contact mechanism closes a floodgate, thereby drive on off mechanism to control zero line, is electrically connected to N utmost point moving contact.According to such scheme, because this residual current circuit breaker is provided with on off mechanism, when there is leak current fault, leakage tripping device action can be cut off the supply power voltage of release by off mechanism, avoid damaging residual current circuit breaker, effectively guarantees the normal use of coil.
In the present embodiment, described on off mechanism comprises support 13, torsion spring 14 and pivoted arm 15, described pivoted arm 15 is articulated with on support 13, described torsion spring 14 is sheathed on pivoted arm 15, one end of described torsion spring 14 is electrically connected to zero line 12 through support 13, the other end is electrically connected to through pivoted arm 15 and with N utmost point moving contact 5 or is separated, it is separated with N utmost point moving contact 5 electricity that described leakage tripping device 2 actions drive pivoted arm 15 to rotate to form torsion spring 13, and described contact mechanism combined floodgate drives pivoted arm 15 to rotate to form torsion spring 14 and is electrically connected to N utmost point moving contact 5.One end of torsion spring is electrically connected to zero line, the other end rotates separated with the electrical connection of N utmost point moving contact or electricity by pivoted arm, "on" position, pivoted arm compression torsion spring is electrically connected to N utmost point moving contact, during leak current fault, because pivoted arm matches with snap close, leakage tripping device action top presses pivoted arm to rotarily drive snap close tripping, pivoted arm resets under the effect of torsion spring, make torsion spring separated with N utmost point moving contact electricity, described operating mechanism comprises snap close 20, on described snap close 20, bearing pin 21 is installed, described pivoted arm 15 is provided with the card splenium 22 matching with described bearing pin 21, card splenium by pivoted arm matches with the bearing pin on snap close, when electric leakage is threaded off, pivoted arm rotation, by card splenium, promoting bearing pin rotates snap close, the locking of releasing to tripping, make actuating mechanism tripping operation.The on off mechanism that adopts said structure, has good stability, advantage rational in infrastructure, safe.
In the present embodiment, on described support 13, fixed lever 16 is installed, described pivoted arm 15 is provided with draw-in groove 17, and one end of described torsion spring 14 slips over fixed lever 16 surfaces and is electrically connected to zero line 11, and the other end is electrically connected to N utmost point moving contact 5 through draw-in groove 17 or is separated.By fixed lever is installed on support, block mutually with fixed lever one end of torsion spring, and the other end is stuck in draw-in groove, realizes the object of pivoted arm elastic reset, has advantages of rational in infrastructure, good stability.
In the present embodiment, between described torsion spring 14 and N utmost point moving contact 5, by bindiny mechanism, be electrically connected or separated, described bindiny mechanism comprises conducting rod 18, extension spring 19, described conducting rod 18 is installed on shell 1, its one end and torsion spring 14 contacts or separated, the other end is electrically connected to N utmost point moving contact 5 by extension spring 19.By conducting rod is set on shell, conducting rod is electrically connected to N utmost point moving contact by extension spring, and break-make is effective.
In the present embodiment, described support 13 is provided with and is hinged with lever 23, one side of described lever 23 is corresponding with leakage tripping device 2, opposite side and pivoted arm 15 top interference fits, and leakage tripping device 2 actions drive pivoted arm 15 rotations to form torsion spring 14 by lever 23 and are separated with conducting rod 18.Leakage tripping device action, is pushed up and is pressed on pivoted arm by lever, and pivoted arm drives snap close tripping by bearing pin, thereby makes pivoted arm rotation, and torsion spring and conducting rod are separated.
Embodiment should not be considered as the restriction to utility model, but anyly based on spirit institute of the present utility model, does
Improvement, all should be within protection range of the present utility model.
Claims (7)
1. a residual current circuit breaker with reverse wiring structure, comprise shell (1), operating mechanism, contact mechanism, leakage tripping device (2) and binding post, described contact mechanism comprises L utmost point moving contact (3), L utmost point fixed contact (4), N utmost point moving contact (5) and N utmost point fixed contact (6), described L utmost point moving contact (3) and N utmost point moving contact (5) are connected, described binding post comprises L utmost point input terminal (7), L utmost point outlet terminal (8), N utmost point input terminal (9) and N utmost point outlet terminal (10), it is characterized in that: also comprise live wire (11) and zero line (12), described live wire (11) one end is connected with leakage tripping device (2), described zero line one end is connected with leakage tripping device (2) one end by wiring board control circuit, the other end of described live wire (11) is electrically connected to L utmost point outlet terminal (8), the other end of described zero line (12) is electrically connected to N utmost point moving contact (5) by off mechanism or is separated, it is separated with N utmost point moving contact (5) electricity that described leakage tripping device (2) action drives on off mechanism to control zero line, described contact mechanism closes a floodgate and drives on off mechanism control zero line (11) to be electrically connected to N utmost point moving contact (5).
2. the residual current circuit breaker with reverse wiring structure according to claim 1, it is characterized in that: described on off mechanism comprises support (13), torsion spring (14) and pivoted arm (15), described pivoted arm (15) is articulated with on support (13), described torsion spring (14) is sheathed on pivoted arm (15), one end of described torsion spring (14) is electrically connected to zero line (12) through support (13), the other end is electrically connected to through pivoted arm (15) and with N utmost point moving contact (5) or is separated, it is separated with N utmost point moving contact (5) electricity that described leakage tripping device (2) action drives pivoted arm (15) to rotate to form torsion spring (13), described contact mechanism combined floodgate drives pivoted arm (15) to rotate to form torsion spring (14) and is electrically connected to N utmost point moving contact (5).
3. the residual current circuit breaker with reverse wiring structure according to claim 2, it is characterized in that: fixed lever (16) is installed on described support (13), described pivoted arm (15) is provided with draw-in groove (17), one end of described torsion spring (14) slips over fixed lever (16) surface and is electrically connected to zero line (11), and the other end is electrically connected to N utmost point moving contact (5) through draw-in groove (17) or is separated.
4. according to the residual current circuit breaker with reverse wiring structure described in claim 2 or 3, it is characterized in that: between described torsion spring (14) and N utmost point moving contact (5), by bindiny mechanism, be electrically connected or separated, described bindiny mechanism comprises conducting rod (18), extension spring (19), described conducting rod (18) is installed on shell (1), its one end and torsion spring (14) contact or separated, the other end is electrically connected to N utmost point moving contact (5) by extension spring (19).
5. according to the residual current circuit breaker with reverse wiring structure described in claim 1 or 2 or 3, it is characterized in that: described live wire (11) and L utmost point outlet terminal (8) welding.
6. according to the residual current circuit breaker with reverse wiring structure described in claim 2 or 3, it is characterized in that: described operating mechanism comprises snap close (20), bearing pin (21) is installed on described snap close (20), and described pivoted arm (15) is provided with the card splenium (22) matching with described bearing pin (21).
7. the residual current circuit breaker with reverse wiring structure according to claim 4, it is characterized in that: described support (13) is provided with and is hinged with lever (23), one side of described lever (23) is corresponding with leakage tripping device (2), opposite side and pivoted arm (15) top interference fit, leakage tripping device (2) action drives pivoted arm (15) rotation to form torsion spring (14) by lever (23) and is separated with conducting rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392250.XU CN203983204U (en) | 2014-07-16 | 2014-07-16 | A kind of residual current circuit breaker with reverse wiring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392250.XU CN203983204U (en) | 2014-07-16 | 2014-07-16 | A kind of residual current circuit breaker with reverse wiring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983204U true CN203983204U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420392250.XU Withdrawn - After Issue CN203983204U (en) | 2014-07-16 | 2014-07-16 | A kind of residual current circuit breaker with reverse wiring structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN203983204U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183434A (en) * | 2014-07-16 | 2014-12-03 | 浙江天正电气股份有限公司 | Electric-leakage circuit breaker with reverse-wiring structure |
| CN106373833A (en) * | 2016-11-02 | 2017-02-01 | 乐清市也为电气有限公司 | Electric leakage circuit breaker capable of being positively and reversely wired |
| CN108493061A (en) * | 2018-05-23 | 2018-09-04 | 广东珠电气科技有限公司 | One kind preventing reversed highly reliable leakage circuit breakers |
| CN112053920A (en) * | 2020-08-26 | 2020-12-08 | 加西亚电子电器股份有限公司 | Circuit board power-off mechanism of intelligent circuit breaker |
-
2014
- 2014-07-16 CN CN201420392250.XU patent/CN203983204U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183434A (en) * | 2014-07-16 | 2014-12-03 | 浙江天正电气股份有限公司 | Electric-leakage circuit breaker with reverse-wiring structure |
| CN106373833A (en) * | 2016-11-02 | 2017-02-01 | 乐清市也为电气有限公司 | Electric leakage circuit breaker capable of being positively and reversely wired |
| WO2018082386A1 (en) * | 2016-11-02 | 2018-05-11 | 乐清市也为电气有限公司 | Earth-leakage circuit breaker capable of being forwardly and reversely wired |
| CN106373833B (en) * | 2016-11-02 | 2018-07-24 | 乐清市也为电气有限公司 | It is a kind of can positive and negative wiring leakage circuit breakers |
| CN108493061A (en) * | 2018-05-23 | 2018-09-04 | 广东珠电气科技有限公司 | One kind preventing reversed highly reliable leakage circuit breakers |
| CN108493061B (en) * | 2018-05-23 | 2024-05-10 | 广东一珠电气科技有限公司 | Anti-reverse high-reliability leakage circuit breaker |
| CN112053920A (en) * | 2020-08-26 | 2020-12-08 | 加西亚电子电器股份有限公司 | Circuit board power-off mechanism of intelligent circuit breaker |
| CN112053920B (en) * | 2020-08-26 | 2021-12-07 | 加西亚电子电器股份有限公司 | Circuit board power-off mechanism of intelligent circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141203 Effective date of abandoning: 20160113 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |