CN2817052Y - Action mechanism for current leaking breaker - Google Patents
Action mechanism for current leaking breaker Download PDFInfo
- Publication number
- CN2817052Y CN2817052Y CN 200520044989 CN200520044989U CN2817052Y CN 2817052 Y CN2817052 Y CN 2817052Y CN 200520044989 CN200520044989 CN 200520044989 CN 200520044989 U CN200520044989 U CN 200520044989U CN 2817052 Y CN2817052 Y CN 2817052Y
- Authority
- CN
- China
- Prior art keywords
- iron core
- bracket
- circuit breaker
- contact
- actuating mechanism
- 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 - Lifetime
Links
Images
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to an electric leakage breaker composed of a base, a bracket, a handle and a contact bracket, wherein the bracket is fixed in the base by screws. The inner side of the bracket is fixedly provided with a transmission plate by a shaft. A jump buckle is fixedly arranged on the bracket. The handle is arranged on the inner side of the bracket, and the outer side of the bracket is provided with a locking buckle. The handle and the locking buckle are arranged on the bracket by a long shaft. Three movable contact plates are arranged on the base, and the upper ends of the three movable contact plates are provided with movable contact points. The top part of the contact bracket is in contact with the transmission plate and the contact bracket is in contact with the three movable contact plates. The base is also provided with a power supply side fixed contact plate and the bracket is also provided with a coil skeleton. The coil skeleton and the bracket are pressed together by a fixed iron core in a riveting mode. A movable iron core is penetrated inside the coil skeleton and a spring is arranged between the movable iron core and the fixed iron core. One end of the movable iron core is clamped in an end groove of the locking buckle.
Description
Technical field:
The utility model relates to electric component, relates in particular to residual current circuit breaker, particularly a kind of actuating mechanism that is used for residual current circuit breaker
Background technology:
In the prior art, residual current circuit breaker is assemblied to form by electric leakage annex and circuit breaker.Be provided with circuit board, current transformer, actuator and testing apparatus in the electric leakage annex, be provided with electromagnetic system, bimetallic element, actuating mechanism etc. in the circuit breaker.After electric leakage annex and circuit breaker were bolted together, when leakage current, the electric leakage annex detected the electric leakage signal mechanism action, the driving lever motion, and the snap close of drive circuit breaker makes the circuit breaker tripping turn-off current.Because the mode that opens circuit realizes by driving lever, so can be subjected to factor affecting such as driving lever intensity, material, ambient temperature variation, mechanism's instability easily produces misoperation or is failure to actuate, and it is unreliable to reset.
Summary of the invention:
The purpose of this utility model provides a kind of actuating mechanism that is used for residual current circuit breaker, and the described this actuating mechanism that is used for residual current circuit breaker will solve instability that prior art residual current circuit breaker actuating mechanism transmission interaction causes, easily produce misoperation or insecure technical problem such as be failure to actuate.
This actuating mechanism of residual current circuit breaker that is used for of the present utility model is by pedestal, support, handle, contact supporting constitutes, described support by screw in described pedestal, wherein, the inboard of described support is provided with a driver plate, described driver plate is fixed on the described support by an axle, be set with a tripping on the described support, described handle is arranged at the inboard of described support, the arranged outside of described support has a snap close, described handle all is connected with described support by a major axis with snap close, be set with three movable contact plates on the described pedestal, the upper end of described three movable contact plates is respectively arranged with moving contact, the top of described contact supporting contacts with described driver plate, described contact supporting contacts with described three movable contact plates, on described pedestal, also be provided with the mains side static contact panel, on described support, also be provided with coil rack, described coil rack is connected by the static iron core riveting with described support, be equipped with moving iron core in the described coil rack, be provided with spring between described moving iron core and the static iron core, an end of described moving iron core is fastened in the groove of described snap close one end.
Further, be provided with elastic device between a side of described handle and the described support.
Further, be provided with spring between described driver plate and the described tripping,
Further, be provided with spring between described contact supporting and the described pedestal.
Further, be set with bimetallic element on the described pedestal,
Further, an end of described bimetallic element is equipped with adjustment screw.
Further, the reverse side of described pedestal is set with the electric leakage wiring board, one end of the neutral line, the two poles of the earth phase line passes a current transformer, the other end of the neutral line, the two poles of the earth phase line is welded to connect with outlet board respectively, on described coil rack, be arranged with a test integrated circuit board, described coil rack is connected with an end of a resistance, and the described resistance other end is welded on the following outlet board of one-level live wire.
The utility model and prior art contrast, and its effect is actively with tangible.The utility model residual current circuit breaker is an one with earth leakage protective and circuit breaker design, and when leakage current, the entire mechanism action realizes the leakage, breaking protection.
Description of drawings:
Fig. 1 is the structural representation of actuating mechanism under trip status that is used for residual current circuit breaker of the present utility model;
Fig. 2 is the supporting structure schematic diagram of actuating mechanism under trip status that is used for residual current circuit breaker of the present utility model;
Fig. 3 is the support side schematic view of actuating mechanism under trip status that is used for residual current circuit breaker of the present utility model;
Fig. 4 is the supporting structure schematic diagram of actuating mechanism under normal condition that is used for residual current circuit breaker of the present utility model.
Embodiment:
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the actuating mechanism that is used for residual current circuit breaker of the present utility model, by pedestal 2, support 23, handle 15, contact supporting 1 constitutes, described support 23 by screw in described pedestal 2, wherein, described support 23 inboards are set with a driver plate 19 by an axle, be set with a tripping 24 on the described support 23, described handle 15 is arranged at the inboard of described support 23, the arranged outside of described support 23 has a snap close 10, described handle 15 and snap close 10 are arranged on the described support 23 by a major axis, be set with three movable contact plates 5 on the described pedestal 2, the upper end of described three movable contact plates 5 is provided with moving contact 20, described contact supporting 1 top is arranged to contact with described driver plate 19, described contact supporting 1 contacts with three movable contact plates 5, on described pedestal 2, also be provided with mains side static contact panel 3, described static contact panel 3 is provided with fixed contact 4, on described support 23, also be provided with coil rack 8, described coil rack 8 passes through the static iron core riveting together with described support 23, penetrate in the described coil rack and be provided with moving iron core 6, be provided with spring between described moving iron core 6 and the static iron core, an end of described moving iron core is stuck in described snap close one end slot.
Further, 23 on described handle 15 1 sides and described support are provided with elastic device, are provided with spring between described driver plate 19 and the described tripping 24, are provided with spring between described contact supporting 1 and the described pedestal 2.
Further, be set with bimetallic element 16 on the described pedestal 2, an end of described bimetallic element 16 is equipped with adjustment screw 11.
Further, described pedestal 2 reverse side are set with electric leakage wiring board 18, current transformer 12 is passed in being flexible coupling of the neutral line, the two poles of the earth phase line, the other end welds together with corresponding outlet board 7 respectively, breadboard 17 is stuck on the described coil rack 8, resistance one end is on coil rack 8, and the other end is welded on wherein under the one-level live wire on the outlet board.
Embodiment: when having installed circuit generation leakage current of the present utility model, tripping coil adhesive under the control of electronic circuit, give moving 6 one tripping forces backward of iron core, making iron core 6 drive snap close 10 moves downward together, tripping 24 moves upward, and handle 15 moves backward, and contact supporting 1 moves upward, the realization normally closed interlock is opened, thereby realizes tripping function.When application circuit was short-circuited or transship, bimetallic element 16 heated bendings promoted snap close 10 and move downward, and handle 15 moves backward, and tripping 24 moves upward, and contact supporting 1 moves upward, and the realization normally closed interlock is opened, thereby realizes tripping function.After electric leakage or overload or short circuit disappearance, the driving handle that makes progress, product is in "on" position once more, three normally open contact closures.Press test button when product is in "on" position, application circuit obtains electric leakage signal, mechanism action, and closed contact is opened, the product separating brake.
Claims (7)
1. actuating mechanism that is used for residual current circuit breaker, by pedestal, support, handle, contact supporting constitutes, described support by screw in described pedestal, it is characterized in that: the inboard of described support is provided with a driver plate, described driver plate is fixed on the described support by an axle, be set with a tripping on the described support, described handle is arranged at the inboard of described support, the arranged outside of described support has a snap close, described handle all is connected with described support by a major axis with snap close, be set with three movable contact plates on the described pedestal, the upper end of described three movable contact plates is respectively arranged with moving contact, the top of described contact supporting contacts with described driver plate, described contact supporting contacts with described three movable contact plates, on described pedestal, also be provided with the mains side static contact panel, on described support, also be provided with coil rack, described coil rack is connected by the static iron core riveting with described support, be equipped with moving iron core in the described coil rack, be provided with spring between described moving iron core and the static iron core, an end of described moving iron core is fastened in the groove of described snap close one end.
2. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 1 is characterized in that: be provided with elastic device between a side of described handle and the described support.
3. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 1 is characterized in that: be provided with spring between described driver plate and the described tripping,
4. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 1 is characterized in that: be provided with spring between described contact supporting and the described pedestal.
5. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 1 is characterized in that: be set with bimetallic element on the described pedestal,
6. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 5 is characterized in that: an end of described bimetallic element is equipped with adjustment screw.
7. the actuating mechanism that is used for residual current circuit breaker as claimed in claim 1, it is characterized in that: the reverse side of described pedestal is set with the electric leakage wiring board, one end of the neutral line, the two poles of the earth phase line passes a current transformer, the other end of the neutral line, the two poles of the earth phase line is welded to connect with outlet board respectively, on described coil rack, be arranged with a test integrated circuit board, described coil rack is connected with an end of a resistance, and the described resistance other end is welded on the following outlet board of one-level live wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520044989 CN2817052Y (en) | 2005-09-13 | 2005-09-13 | Action mechanism for current leaking breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520044989 CN2817052Y (en) | 2005-09-13 | 2005-09-13 | Action mechanism for current leaking breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2817052Y true CN2817052Y (en) | 2006-09-13 |
Family
ID=36996862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520044989 Expired - Lifetime CN2817052Y (en) | 2005-09-13 | 2005-09-13 | Action mechanism for current leaking breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2817052Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185667A (en) * | 2015-10-06 | 2015-12-23 | 江苏新晨电气有限公司 | Novel energy-saving high-breaking control and protection switch |
| CN110112714A (en) * | 2019-05-19 | 2019-08-09 | 梁根如 | A kind of current overload auto-cutout guard method |
-
2005
- 2005-09-13 CN CN 200520044989 patent/CN2817052Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185667A (en) * | 2015-10-06 | 2015-12-23 | 江苏新晨电气有限公司 | Novel energy-saving high-breaking control and protection switch |
| CN105185667B (en) * | 2015-10-06 | 2017-09-26 | 江苏新晨电气有限公司 | One kind energy-conservation high breaking type control and protective switch |
| CN110112714A (en) * | 2019-05-19 | 2019-08-09 | 梁根如 | A kind of current overload auto-cutout guard method |
| CN110112714B (en) * | 2019-05-19 | 2021-06-22 | 江西从景节能科技有限公司 | Automatic circuit breaking protection method for current overload |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4598263A (en) | Magnetically operated circuit breaker | |
| KR20150006058A (en) | Dropout recloser | |
| CN104835694B (en) | Intelligent circuit breaker | |
| CN203787366U (en) | Residual current circuit breaker | |
| CN2817052Y (en) | Action mechanism for current leaking breaker | |
| WO2013138142A1 (en) | Electrical switching apparatus with embedded arc fault protection and system employing same | |
| CN205384997U (en) | Modular trip gear | |
| CN100521033C (en) | Leakage circuit breaker | |
| CN2938384Y (en) | Leakage circuit breaker | |
| CN205388964U (en) | Circuit breaker operating device and circuit breaker | |
| CN213242410U (en) | Relay | |
| CN102047370B (en) | Electric selective automatic switch | |
| CN201015109Y (en) | Small circuit breaker | |
| CN202423837U (en) | Switching-on/off device for switching apparatuses | |
| CA1330355C (en) | Manually actuated on-off switch with electromagnetic release | |
| CN205508742U (en) | Circuit breaker action mechanism | |
| CN200979863Y (en) | A leakage protection switch | |
| CN101373688B (en) | Electric magnet backup protection apparatus | |
| CN112151311A (en) | Relay | |
| CN2342460Y (en) | Position display switch for air breaker | |
| CN215771041U (en) | Overload protection mechanism of circuit breaker | |
| CN101064229A (en) | Multifunctional coupled switch-fuse combined electrical equipment | |
| CN216849711U (en) | Circuit breaker mechanism | |
| CN106099731B (en) | A kind of handcart type breaker | |
| CN1142571C (en) | Electronic breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI LIANGXIN ELECTRIC INDUSTRIAL CO., LTD. Free format text: FORMER NAME: SHANGHAI LIANGXIN ELECTRICAL APPLIANCE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 200137 Shanghai Pudong New Area Gaohang town Heng Road 668 building fourth, fifth Patentee after: Shanghai Liangxin Electrical Co., Ltd. Address before: 200137 Shanghai city Pudong New Area Heng'an Road No. 668 Patentee before: Shanghai Liangxin Electric Appliance Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20060913 |
|
| EXPY | Termination of patent right or utility model |