CN101901729B - Leakage breaker - Google Patents
Leakage breaker Download PDFInfo
- Publication number
- CN101901729B CN101901729B CN201010141997.4A CN201010141997A CN101901729B CN 101901729 B CN101901729 B CN 101901729B CN 201010141997 A CN201010141997 A CN 201010141997A CN 101901729 B CN101901729 B CN 101901729B
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- overcurrent
- leakage
- module housing
- torsion spring
- electric leakage
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Abstract
The invention discloses a leakage breaker, comprising an overcurrent protection module and a leakage protection module. The overcurrent protection module comprises an overcurrent module shell, an overcurrent tripping mechanism, a wiring assembly and an overcurrent tripping indicating mechanism, wherein the overcurrent tripping mechanism, the wiring assembly and the overcurrent tripping indicating mechanism are arranged in the overcurrent module shell. The leakage protection module comprises a leakage module shell, a leakage tripping mechanism, a zero sequence mutual inductor, a second wiring assembly, an experiment button assembly and a leakage tripping indicating mechanism, wherein the leakage tripping mechanism, the zero sequence mutual inductor, the wiring assembly, the experiment button assembly and the leakage tripping indicating mechanism are arranged in the leakage module shell; the experiment button assembly comprises a button and a torsional spring which provides elasticity for button reset; the torsional spring comprises a spiral installation part and two linear elastic terminals; and the installation part of the torsional spring is arranged in the overcurrent module shell, the two elastic terminals of the torsional spring are arranged in the leakage module shell, one of the two elastic terminals is abutted against the bottom of the torsional spring, and the other elastic terminal is abutted against the leakage module shell. The invention has simplified structure, and is easy to be manufactured.
Description
Technical field
The invention belongs to low tension switch technical field, be specifically related to a kind of residual current circuit breaker.
Background technology
Existing Minitype electrical leakage breaker is to be generally used in conjunction with transship/overcurrent vreaker; After tripping operation, in order to allow user know clearly, be due to overload/overcurrent tripping, or due to leakage tripping, indication electric leakage indicating mechanism need to be set in residual current circuit breaker.
Patent documentation CN1186798Y discloses a kind of residual current circuit breaker, and the textural anomaly of this kind of electric leakage indicating mechanism is complicated, and difficulty of processing is higher and cost is higher.
Summary of the invention
The object of this invention is to provide a kind of designs simplification, be easy to the electric leakage indicating mechanism for residual current circuit breaker of processing and manufacturing.
The technical scheme that realizes the object of the invention is: a kind of residual current circuit breaker, comprises overcurrent protection module and leakage protection module; Described overcurrent protection module comprises overcurrent module housing, is arranged on overcurrent tripping mechanism, the first connector assembly ,He overcurrent tripping indicating mechanism in overcurrent module housing; Described leakage protection module comprises electric leakage module housing, is arranged on electrical leakage tripping device, zero-sequence transformer, the second connector assembly, experiment button assembly and electric leakage tripping indicating device in electric leakage module housing; Described experiment button assembly comprises button, provides the torsion spring of elastic force for push-button reset; Described torsion spring comprises the installation portion of spiral form and the flexible terminal of two linearities; The installation portion of described torsion spring is arranged in described overcurrent module housing, and two flexible terminals of described torsion spring are arranged in electric leakage module housing, and one of them flexible terminal is against the bottom of torsion spring, and another flexible terminal is against on electric leakage module housing; Described electric leakage tripping indicating device comprises double-colored district indicator board and can in certain angle, do the plate of reciprocating rotation; Described electrical leakage tripping device comprises coil, moving iron core and moving contact component; Described indicator board comprises the baffle plate that is provided with the plate body of two-color panel and is arranged on plate body bottom; Described plate, in doing the process of reciprocating rotation, is stirred described baffle plate also and then drives described plate body to reciprocatingly move; When described electrical leakage tripping device is carried out separating brake action, the described moving plate that promotes unshakable in one's determination is rotated towards the direction away from described coil; Described moving contact component comprises moving contact and moving contact supporter; Described plate is arranged on the top of moving contact supporter; The top of described moving contact supporter is provided with draw-in groove, and the end of described moving iron core is provided with hook, and described hook is arranged in described draw-in groove; The bottom of described moving contact supporter is rotated and is arranged on housing by rotating shaft, and the top of described moving contact supporter is provided with universal driving shaft; Described indicator board plate body is flat plate body, and described baffle plate is two boss that are positioned at described plate body bottom; The outside end of described plate is between described two boss, and described plate moves by stirring boss and then driving described plate body to do linear reciprocation.
In technique scheme, in described overcurrent module housing, be provided with for putting the mounting groove of described torsion spring installation portion, the corresponding position of described overcurrent module housing and electric leakage module housing is provided with open-work, and the flexible terminal of described torsion spring extend in affiliated electric leakage module housing through described open-work.
In technique scheme, the center axial direction of the installation portion of described torsion spring is parallel with horizontal line direction.
The present invention has positive effect: in (1) the present invention, described experiment button assembly comprises button, provides the torsion spring of elastic force for push-button reset; Described torsion spring comprises the installation portion of spiral form and the flexible terminal of two linearities; The installation portion of described torsion spring is arranged in described overcurrent module housing, and two flexible terminals of described torsion spring are arranged in electric leakage module housing, and one of them flexible terminal is against the bottom of torsion spring, and another flexible terminal is against on electric leakage module housing.This structure, can make full use of the remaining space of overcurrent protection module, effectively simplifies the internal structure of leakage protection module, thereby has advantages of the processing and manufacturing of being easy to, reduce costs.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present invention;
Fig. 2 is a kind of perspective view of residual current circuit breaker shown in Fig. 1 after removing part electric leakage module housing;
Fig. 3 is a kind of perspective view of residual current circuit breaker shown in Fig. 2 after removing part overcurrent module housing;
Fig. 4 is a kind of perspective view of leakage protection module after removing partial shell in residual current circuit breaker shown in Fig. 1;
Fig. 5 is a kind of perspective view of leakage protection module shown in Fig. 4 after removing electric leakage dropout indicator board.
Shown in accompanying drawing, be labeled as: module 1 is protected in overcurrent Lisu Nationality, overcurrent module housing 11, overcurrent tripping mechanism 12, the first connector assembly 13, overcurrent tripping indicating mechanism 14, handle 15, mounting groove 16, leakage protection module 2, electric leakage module housing 21, electrical leakage tripping device 22, coil 221, moving unshakable in one's determination 222, moving contact component 223, moving contact 224, moving contact supporter 225, draw-in groove 226, hook 227, zero-sequence transformer 23, the second connector assembly 24, experiment button assembly 25, button 251, torsion spring 252, installation portion 253, flexible terminal 254, rotating shaft 26, universal driving shaft 27, torsion spring 28, installation portion 281, flexible terminal 282, electric leakage tripping indicating device 3, indicator board 31, plate body 311, baffle plate 312, plate 32.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 5 has shown a kind of embodiment of the present invention, and wherein, Fig. 1 is a kind of perspective view of the present invention; Fig. 2 is a kind of perspective view of residual current circuit breaker shown in Fig. 1 after removing part electric leakage module housing; Fig. 3 is a kind of perspective view of residual current circuit breaker shown in Fig. 2 after removing part overcurrent module housing; Fig. 4 is a kind of perspective view of leakage protection module after removing partial shell in residual current circuit breaker shown in Fig. 1; Fig. 5 is a kind of perspective view of leakage protection module shown in Fig. 4 after removing electric leakage dropout indicator board.
The present embodiment is a kind of residual current circuit breaker, comprises overcurrent protection module 1 and leakage protection module 2; Described overcurrent protection module 1 comprises overcurrent module housing 11, is arranged on overcurrent tripping mechanism 12, the first connector assembly 13, overcurrent tripping indicating mechanism 14 and handle 15 in overcurrent module housing 11; Described leakage protection module 2 comprises electric leakage module housing 21, is arranged on electrical leakage tripping device 22, zero-sequence transformer 23, the second connector assembly 24, experiment button assembly 25 and electric leakage tripping indicating device 3 in electric leakage module housing 21.
Described electric leakage dropout indicating module comprises double-colored district indicator board 31 and can in certain angle, do the plate 32 of reciprocating rotation; Described electrical leakage tripping device 22 comprises coil 221 and moving unshakable in one's determination 222; It is characterized in that: described indicator board 31 comprises the plate body 311 that is provided with two-color panel and the baffle plate 312 that is arranged on plate body 311 bottoms; Described plate 32, in doing the process of reciprocating rotation, is stirred described baffle plate 312 also and then drives described plate body 311 to reciprocatingly move; When described electrical leakage tripping device is carried out separating brake action, described moving unshakable in one's determination 222 promote plate 32 rotates towards the direction away from described coil 221.
Described electrical leakage tripping device 22 also comprises moving contact component 223; Described moving contact component 223 comprises moving contact 224 and moving contact supporter 225; Described plate 32 is arranged on the top of moving contact supporter 225.
The top of described moving contact supporter 225 is provided with draw-in groove 226, and described moving unshakable in one's determination 222 end is provided with hook 227, and described hook 227 is arranged in described draw-in groove 226.
The bottom of described moving contact supporter 225 is rotated and is arranged on housing by rotating shaft 26, and the top of described moving contact supporter 225 is provided with universal driving shaft 27.
Described indicator board 31 plate bodys 311 are flat plate bodys, and described baffle plate 312 is two boss that are positioned at described plate body 311 bottoms; The outside end of described plate 32 is between described two boss, and described plate 32 moves by stirring boss and then driving described plate body 311 to do linear reciprocation.
Described electric leakage dropout indicating module also comprises a torsion spring 28, and described torsion spring 28 comprises the installation portion 281 of spiral form and the flexible terminal 282 of two linearities, and the central axial direction of its installation portion 281 is parallel with vertical direction.
Described experiment button assembly 25 comprises button 251, for button 251 resets, provides the torsion spring 252 of elastic force; Described torsion spring 252 comprises the installation portion 253 of spiral form and the flexible terminal 254 of two linearities; The installation portion 253 of described torsion spring 252 is arranged in described overcurrent module housing 11, two flexible terminals 254 of described torsion spring 252 are arranged in electric leakage module housing 21, one of them flexible terminal 254 is against the bottom of torsion spring 252, and another flexible terminal 254 is against on electric leakage module housing 21.
In described overcurrent module housing 11, be provided with for putting the mounting groove 16 of described torsion spring 252 installation portions 253, the corresponding position of described overcurrent module housing 11 and electric leakage module housing 21 is provided with open-work, and the flexible terminal 254 of described torsion spring 252 extend in affiliated electric leakage module housing 21 through described open-work.
The present embodiment has the following advantages: in (1) the present embodiment, described experiment button assembly comprises button, provides the torsion spring of elastic force for push-button reset; Described torsion spring comprises the installation portion of spiral form and the flexible terminal of two linearities; The installation portion of described torsion spring is arranged in described overcurrent module housing, and two flexible terminals of described torsion spring are arranged in electric leakage module housing, and one of them flexible terminal is against the bottom of torsion spring, and another flexible terminal is against on electric leakage module housing.This structure, can make full use of the remaining space of overcurrent protection module, effectively simplifies the internal structure of leakage protection module, thereby has advantages of the processing and manufacturing of being easy to, reduce costs.(2), in the present embodiment, the center axial direction of the installation portion of described torsion spring is parallel with horizontal line direction.This structure can be so that the required installing space of described torsion spring in leakage protection module minimizes.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For the those of ordinary skill in described field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.
Claims (3)
1. a residual current circuit breaker, comprises overcurrent protection module (1) and leakage protection module (2); Described overcurrent protection module (1) comprises overcurrent module housing (11), is arranged on overcurrent tripping mechanism (12), connector assembly (13) ,He overcurrent tripping indicating mechanism (14) in overcurrent module housing (11); Described leakage protection module (2) comprises electric leakage module housing (21), is arranged on electrical leakage tripping device (22), zero-sequence transformer (23), connector assembly (24), experiment button assembly (25) and electric leakage tripping indicating device (3) in electric leakage module housing (21); It is characterized in that: described experiment button assembly (25) comprises button (251), for button (251) resets, provides the torsion spring (252) of elastic force; Described torsion spring (252) comprises the installation portion (253) of spiral form and the flexible terminal (254) of two linearities; The installation portion (253) of described torsion spring (252) is arranged in described overcurrent module housing (11), two flexible terminals (254) of described torsion spring (252) are arranged in electric leakage module housing (21), one of them flexible terminal (254) is against the bottom of torsion spring (252), and another flexible terminal (254) is against on electric leakage module housing (21);
Described electric leakage tripping indicating device (3) comprises double-colored district indicator board (31) and can in certain angle, do the plate (32) of reciprocating rotation;
Described electrical leakage tripping device (22) comprises coil (221), moving (222) and moving contact component (223) unshakable in one's determination; Described indicator board (31) comprises the baffle plate (312) that is provided with the plate body (311) of two-color panel and is arranged on plate body (311) bottom; Described plate (32), in doing the process of reciprocating rotation, is stirred described baffle plate (312) also and then drives described plate body (311) to reciprocatingly move; When described tripping mechanism is carried out separating brake action, described moving iron core (222) promotes plate (32) and rotates towards the direction away from described coil (221);
Described moving contact component (223) comprises moving contact (224) and moving contact supporter (225); Described plate (32) is arranged on the top of moving contact supporter (225); The top of described moving contact supporter (225) is provided with draw-in groove (226), and the end of described moving iron core (222) is provided with hook (227), and described hook (227) is arranged in described draw-in groove (226); The bottom of described moving contact supporter (225) is rotated and is arranged on housing by rotating shaft (26), and the top of described moving contact supporter (225) is provided with universal driving shaft (27); Described indicator board (31) plate body (311) is flat plate body, and described baffle plate (312) is two boss that are positioned at described plate body (311) bottom; The outside end of described plate (32) is between described two boss, and described plate (32) moves by stirring boss and then driving described plate body (311) to do linear reciprocation.
2. residual current circuit breaker according to claim 1, it is characterized in that: in described overcurrent module housing (11), be provided with for putting the mounting groove (16) of described torsion spring (252) installation portion (253), the corresponding position of described overcurrent module housing (11) and electric leakage module housing (21) is provided with open-work, and the flexible terminal (254) of described torsion spring (252) extend in affiliated electric leakage module housing (21) through described open-work.
3. residual current circuit breaker according to claim 1, is characterized in that: the center axial direction of the installation portion (253) of described torsion spring (252) is parallel with horizontal line direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010141997.4A CN101901729B (en) | 2010-04-06 | 2010-04-06 | Leakage breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010141997.4A CN101901729B (en) | 2010-04-06 | 2010-04-06 | Leakage breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101901729A CN101901729A (en) | 2010-12-01 |
| CN101901729B true CN101901729B (en) | 2014-01-22 |
Family
ID=43227172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010141997.4A Expired - Fee Related CN101901729B (en) | 2010-04-06 | 2010-04-06 | Leakage breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101901729B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610448A (en) * | 2012-03-31 | 2012-07-25 | 温州奥来电器有限公司 | Two-way connectable electromagnetic leakage circuit breaker with overcurrent protection |
| CN107342194B (en) * | 2017-08-24 | 2019-11-05 | 乐清市也为电气有限公司 | A kind of test press device of leakage circuit breakers |
| CN108321047B (en) * | 2018-02-02 | 2024-07-05 | 深圳曼顿科技有限公司 | Small-sized breaker with zero sequence transformer mounting structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1324089A (en) * | 2000-05-16 | 2001-11-28 | 河村电器产业株式会社 | Testing button for leakage breaker |
| EP1562212A2 (en) * | 2004-02-06 | 2005-08-10 | Siemens Aktiengesellschaft | Earth fault currents protection device |
| CN2826657Y (en) * | 2005-10-13 | 2006-10-11 | 虹达电子有限公司 | Single press-button type switch |
| CN200972844Y (en) * | 2006-08-09 | 2007-11-07 | 任登华 | Universal leakage drop-out fitting |
| FR2908554A1 (en) * | 2006-10-17 | 2008-05-16 | Fuji Elec Fa Components & Sys | Ground fault circuit breaker for distribution network, has testing button including actuating flexible arms laterally extending from base part of button and with ends arranged in opposite and above actuating rod of actuator switch |
| CN101226860A (en) * | 2007-01-15 | 2008-07-23 | 三菱电机株式会社 | Electric leakage breaker |
| CN201408722Y (en) * | 2009-05-07 | 2010-02-17 | 李文俊 | Ultra-small dual-line circuit breaker with width of 18 mm |
| CN201435362Y (en) * | 2009-03-11 | 2010-03-31 | 浙江德隆电器有限公司 | Small-sized circuit breaker with over-current, over-voltage, and under-voltage and earth leakage protection for 18 mm wideband |
-
2010
- 2010-04-06 CN CN201010141997.4A patent/CN101901729B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1324089A (en) * | 2000-05-16 | 2001-11-28 | 河村电器产业株式会社 | Testing button for leakage breaker |
| EP1562212A2 (en) * | 2004-02-06 | 2005-08-10 | Siemens Aktiengesellschaft | Earth fault currents protection device |
| CN2826657Y (en) * | 2005-10-13 | 2006-10-11 | 虹达电子有限公司 | Single press-button type switch |
| CN200972844Y (en) * | 2006-08-09 | 2007-11-07 | 任登华 | Universal leakage drop-out fitting |
| FR2908554A1 (en) * | 2006-10-17 | 2008-05-16 | Fuji Elec Fa Components & Sys | Ground fault circuit breaker for distribution network, has testing button including actuating flexible arms laterally extending from base part of button and with ends arranged in opposite and above actuating rod of actuator switch |
| CN101226860A (en) * | 2007-01-15 | 2008-07-23 | 三菱电机株式会社 | Electric leakage breaker |
| CN201435362Y (en) * | 2009-03-11 | 2010-03-31 | 浙江德隆电器有限公司 | Small-sized circuit breaker with over-current, over-voltage, and under-voltage and earth leakage protection for 18 mm wideband |
| CN201408722Y (en) * | 2009-05-07 | 2010-02-17 | 李文俊 | Ultra-small dual-line circuit breaker with width of 18 mm |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101901729A (en) | 2010-12-01 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20140406 |