CN104319202A - Control device for leakage protector - Google Patents
Control device for leakage protector Download PDFInfo
- Publication number
- CN104319202A CN104319202A CN201410613901.8A CN201410613901A CN104319202A CN 104319202 A CN104319202 A CN 104319202A CN 201410613901 A CN201410613901 A CN 201410613901A CN 104319202 A CN104319202 A CN 104319202A
- Authority
- CN
- China
- Prior art keywords
- bridge
- contact
- control device
- earth leakage
- leakage protective
- 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.)
- Granted
Links
- 230000001012 protector Effects 0.000 title abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 abstract 4
- 238000010923 batch production Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
Landscapes
- Breakers (AREA)
Abstract
The invention provides a control device for a leakage protector and belongs to the technical field of electricity utilization safety protection. The device comprises a shell and a bottom board, and an electromagnet and a moving iron head of the device are fixedly installed on one side of the bottom board; two supporting boards are arranged in the middle and on the other side of the bottom board; a guide cylinder and a static contact bridge are fixed to the bottom board, and a static contact is arranged at the upper end of the static contact bridge; a lower guide column is located above a spring in the guide cylinder; an upper guide column is arranged at the upper portion of the shell, a reset button is arranged at the lower end of the upper guide column, one side of the reset button is arranged above the lower guide column and provided with a lock catch, and the other side of the reset button is provided with a contact bridge clamp groove jaw; an upper spring is arranged in the contact bridge clamp groove jaw, and a contact bridge clamp is arranged on the spring in the contact bridge clamp groove jaw; a moving contact bridge is arranged at the lower end of the contact bridge clamp, and a moving contact is fixed to the lower end of the moving contact bridge and located above the static contact. The device is simple in structure, small in size, suitable for large-batch production, high in suitability, low in manufacturing cost, capable of meeting UL943 requirements, and capable of being widely applied to leakage protection movable sockets, leakage protection plugs and leakage protection wall sockets.
Description
Technical field
The invention belongs to Electrical Safety resist technology field, particularly a kind of control device for earth leakage protective device.
Background technology
Before earlier year, the U.S. just specifies that every must be installed wall earth leakage protective socket, every two years changes once.In order to Electrical Safety, earth leakage protective all more and more can be paid close attention in the whole world, therefore, has insert row and the socket huge market demand of creepage protection function.
Recognize according to patent analyses and market survey; the NEL8 Chinese style earth leakage protective socket of patent " all-powerful leakage protection socket " disclosed in Chinese patent 200810015394.2 and Zhejiang Province Zhengtai Building Electrical Appliances Co., Ltd's exploitation; complex structure; manufacturing cost is high; volume is too large, is not too suitable for socket and plug, though De Lixi earth leakage circuit-breaker is enclosed movable socket by existing many socket manufacturers; but always seem too large too stupid, price is naturally higher.
Wall type " good security " earth leakage protective socket on market, complex process is loaded down with trivial details, and appropriation of labour power is large.
Summary of the invention
The object of this invention is to provide a kind of control device for earth leakage protective device---release; the electromagnet that this device is arranged can control the position of reset button; moving contact is made to contact with fixed contact or leave; make circuit turn-on or disconnection; thus reach earth leakage protective object; and structure is simple, volume is little.
The technical scheme that the present invention is adopted for achieving the above object is: a kind of control device for earth leakage protective device, comprises shell and base plate, it is characterized in that: described base plate is fixedly installed in enclosure bottom; Electromagnet is fixedly installed in base plate side, and dynamic iron head is movably installed in inside electromagnet; Middle supporting bracket is fixedly installed in the middle part of base plate, and is positioned at inside electromagnet, and dynamic iron head is through in the middle part of middle supporting bracket, and collateral fagging is fixedly installed in base plate opposite side; Guide and stationary contact bridge are fixed on base plate, and between middle supporting bracket and collateral fagging, fixed contact is fixed on stationary contact bridge upper end; Be provided with lower spring in guide, lower guide pillar is positioned on the lower spring of guide inside; Upper guide post is movably installed in shell upper, and reset button is fixedly installed in upper guide post lower end, and reset button one is placed on lower guide pillar, and this side arranges the snap close raised up, and reset button opposite side arranges tactile bridge clip slot pawl; Touch bridge clip slot pawl inside and upper spring is installed, touch bridge folder and be installed on the upper spring of tactile bridge clip slot pawl inside; The dynamic bridge that touches is fixedly connected on tactile bridge folder lower end, and moving contact is fixed on dynamic tactile bridge lower end, and is positioned at above fixed contact.
Described shell two upper lateral part is provided with card holding trough.
Shell is stretched out through after circuit board in described upper guide post top, and its top surface is higher than case surface.
Described middle supporting bracket and collateral fagging top are provided with circuit board, and circuit board side is provided with indicator light, and circuit board opposite side is provided with contact button.
Described indicator light and contact button outer surface are higher than case surface.
Described indicator light, contact button and upper guide post are positioned on same level straight line.
Described tactile bridge folder, base plate are insulator.
Described dynamic bridge, moving contact, fixed contact and the stationary contact bridge of touching is conductor.
The beneficial effect of device of the present invention is:
1, this apparatus structure is simple, compact, volume is little, is convenient to produce in enormous quantities, with low cost, and applicability is strong, is a kind of special release of earth leakage protective being applicable to wall socket, mobile socket.
2, this device volume is little; low cost of manufacture; the requisite reset button of earth leakage protective device, relay indicating light and Function detection contact button establish centering line position in line; greatly facilitate the global design to Miniature leakage protector; meet UL943 requirement, earth leakage protective movable socket, leakage protecting plug and earth leakage protective wall socket can be widely used in.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the control device for earth leakage protective device
In figure: 1 indicator light, 2 upper guide posts, 3 contact buttons, 4 circuit boards, 5 collateral faggings, 6 reset button, 7 upper springs, 8 touch bridge folder, 9 touch bridge clip slot pawl, 10 dynamic tactile bridges, 11 moving contacts, 12 fixed contacts, 13 base plates, 14 stationary contact bridges, 15 lower springs, 16 times guide pillars, 17 guides, supporting bracket in 18,19 electromagnetism fall, 20 snap closes, 21 dynamic iron heads, 22 shells, 23 card holding troughs
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described, but the present invention does not limit to specific embodiment.
Embodiment 1
As shown in Figure 1 for a control device for earth leakage protective device, comprise shell 22 and base plate 13, described base plate is fixedly installed in enclosure bottom, and base plate and shell form inner cavity chamber, for installing the control assembly such as electromagnet, reset button.
Electromagnet 19 is fixedly installed in base plate side, electromagnet lower end is provided with plug wire head, for connecting the circuit board that electric leakage controls, electric leakage chip and the electromagnet power supply of powering are installed in this circuit board, dynamic iron head 21 is movably installed in inside electromagnet, when electromagnet is energized, dynamic iron head moves to electromagnet direction under magneticaction.
Middle supporting bracket 18 is fixedly installed in the middle part of base plate, and is positioned at inside electromagnet, and dynamic iron head is through in the middle part of middle supporting bracket, and collateral fagging 5 is fixedly installed in base plate opposite side;
Guide 17 and a pair stationary contact bridge 14 are fixed on base plate, and between middle supporting bracket and collateral fagging, a pair stationary contact bridge 14 can be connected on the circuit board of electric leakage control, its effect is connected on the circuit of live wire or zero line as switching device two ends, and fixed contact 12 is fixed on stationary contact bridge upper end; Be provided with lower spring 15 in guide, lower guide pillar 16 is positioned on the lower spring of guide inside;
Upper guide post 2 is movably installed in shell upper, reset button 6 is fixedly installed in upper guide post lower end, reset button one is placed on lower guide pillar, this side arranges the snap close 20 raised up, this snap close can agree with dynamic iron head, dynamic iron head blocks snap close, and stop reset button to move upward, reset button opposite side arranges tactile bridge clip slot pawl 9; Touch bridge clip slot pawl inside and upper spring 7 is installed, touch bridge folder 8 and be installed on the upper spring of tactile bridge clip slot pawl inside; The dynamic bridge 10 that touches is fixedly connected on tactile bridge folder lower end, and moving contact 11 is fixed on dynamic tactile bridge lower end, and is positioned at above fixed contact.
Tactile bridge folder, base plate are insulator, and touch bridge folder and preferentially select made of plastic, there is perforate at Dong Chuqiao center, after tactile bridge folder lower end is inserted in its perforate, by hot riveting technique, the dynamic bridge 10 that touches are fixedly connected on tactile bridge folder lower end.
Dynamic bridge 10, moving contact 11, fixed contact 12 and the stationary contact bridge 14 of touching is conductor, wherein, moving contact 11 and fixed contact 12 preferentially select copper product to make, dynamic tactile bridge 10 and stationary contact bridge 14 preferably select silver or aluminum to make, a pair stationary contact bridge bottom is connected with wire respectively, when dynamic tactile bridging is connected on two stationary contact bridges, wire is communicated with, reset button lower end can arrange multiple dynamic tactile bridge and stationary contact bridge simultaneously, for controlling conducting and the disconnection of multiple circuit simultaneously, comprise the switch simultaneously controlling live wire and zero line.
Shell two upper lateral part is provided with card holding trough 23, so that be installed among insert row or wiring board.
Shell is stretched out through after circuit board in upper guide post top, and its top surface is higher than case surface, and middle supporting bracket and collateral fagging top are provided with circuit board 4, and circuit board side is provided with indicator light 1, and circuit board opposite side is provided with contact button 3.Indicator light and contact button outer surface are higher than case surface.
Indicator light, contact button and upper guide post are positioned on same level straight line, and indicator light can adopt LED, and its light appears shell, and three arranges in a line, more attractive in appearance.
During the work of this device, click upper guide post, reset button moves downward, under the effect of upper spring, touch bridge folder to move downward, make dynamic to touch bridge and moving contact moves downward, and with fixed contact close contact, now two stationary contact bridgings connect conducting, circuit turn-on, the passive iron head of snap close tangles, and earth leakage protective device normally works, and indicator light does not work; When there being electric leakage to produce in circuit, the electric leakage chip operation in the leakage control circuit below electromagnet, electromagnet is energized, dynamic iron head sucks, and due to lower spring effect, lower guide pillar moves upward, reset button is released reset, pull tactile bridge to press from both sides to move upward, dynamic tactile bridge and moving contact move upward, and depart from fixed contact simultaneously, now two stationary contact bridgings connect disconnection, circuitry cuts, now indicator light is bright, and showing has electric leakage to produce.
Circuit board and contact button are for detecting the whether effective parts of this device, can carry out following test:
Press the upper guide post of this device, two stationary contact bridgings connect conducting, circuit turn-on, now contact button can produce leakage current after pressing, if this device is effective, then and electromagnet energising, dynamic iron head sucks, reset button is released reset, pulls tactile bridge to press from both sides simultaneously and moves upward, and dynamic tactile bridge and moving contact move upward, and depart from fixed contact, now two stationary contact bridgings connect disconnection, circuitry cuts, and now indicator light is bright; If this device is invalid, then cannot realize said process, two stationary contact bridgings connect conducting, and circuit is conducting still, and indicator light does not work, and now prove that this device is invalid, namely damage, need repairing or change.
Claims (8)
1., for a control device for earth leakage protective device, comprise shell (22) and base plate (13), it is characterized in that: described base plate is fixedly installed in enclosure bottom; Electromagnet (19) is fixedly installed in base plate side, and dynamic iron head (21) is movably installed in inside electromagnet; Middle supporting bracket (18) is fixedly installed in the middle part of base plate, and is positioned at inside electromagnet, and dynamic iron head is through in the middle part of middle supporting bracket, and collateral fagging (5) is fixedly installed in base plate opposite side; Guide (17) and stationary contact bridge (14) are fixed on base plate, and between middle supporting bracket and collateral fagging, fixed contact (12) is fixed on stationary contact bridge upper end; Be provided with lower spring (15) in guide, lower guide pillar (16) is positioned on the lower spring of guide inside; Upper guide post (2) is movably installed in shell upper, reset button (6) is fixedly installed in upper guide post lower end, reset button one is placed on lower guide pillar, this side arranges the snap close (20) raised up, and reset button opposite side arranges tactile bridge clip slot pawl (9); Touch bridge clip slot pawl inside and upper spring (7) is installed, touch bridge folder (8) and be installed on the upper spring of tactile bridge clip slot pawl inside; The dynamic bridge (10) that touches is fixedly connected on tactile bridge folder lower end, and moving contact (11) is fixed on dynamic tactile bridge lower end, and is positioned at above fixed contact.
2. a kind of control device for earth leakage protective device according to claim 1, is characterized in that: described shell two upper lateral part is provided with card holding trough (23).
3. a kind of control device for earth leakage protective device according to claim 1, is characterized in that: shell is stretched out through after circuit board in described upper guide post top, and its top surface is higher than case surface.
4. a kind of control device for earth leakage protective device according to claim 1; it is characterized in that: described middle supporting bracket and collateral fagging top are provided with circuit board (4); circuit board side is provided with indicator light (1), and circuit board opposite side is provided with contact button (3).
5. a kind of control device for earth leakage protective device according to claim 4, is characterized in that: described indicator light and contact button outer surface are higher than case surface.
6. a kind of control device for earth leakage protective device according to claim 4, is characterized in that: described indicator light, contact button and upper guide post are positioned on same level straight line.
7. a kind of control device for earth leakage protective device according to claim 1, is characterized in that: described tactile bridge folder (8) and base plate are insulator.
8. a kind of control device for earth leakage protective device according to claim 1, is characterized in that: described dynamic bridge (10), moving contact (11), fixed contact (12) and the stationary contact bridge (14) of touching is conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613901.8A CN104319202B (en) | 2014-11-04 | 2014-11-04 | A kind of control device for earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613901.8A CN104319202B (en) | 2014-11-04 | 2014-11-04 | A kind of control device for earth leakage protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104319202A true CN104319202A (en) | 2015-01-28 |
| CN104319202B CN104319202B (en) | 2016-08-24 |
Family
ID=52374418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410613901.8A Withdrawn - After Issue CN104319202B (en) | 2014-11-04 | 2014-11-04 | A kind of control device for earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104319202B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115528795A (en) * | 2021-12-31 | 2022-12-27 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with leakage protection function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022065A (en) * | 2006-02-15 | 2007-08-22 | 温州永泰电器有限公司 | Socket type earth-fault breaker |
| CN101740271A (en) * | 2008-11-15 | 2010-06-16 | 上海益而益电器制造有限公司 | Leakage circuit breaker |
| EP2518753B1 (en) * | 2011-04-27 | 2013-04-17 | Legrand France | Device for interrupting electric current with simplified structure |
| CN203503552U (en) * | 2013-09-24 | 2014-03-26 | 国家电网公司 | Electromagnetic electrothermal relay |
| CN204155879U (en) * | 2014-11-04 | 2015-02-11 | 大连理工常熟研究院有限公司 | A kind of control device for earth leakage protective device |
-
2014
- 2014-11-04 CN CN201410613901.8A patent/CN104319202B/en not_active Withdrawn - After Issue
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022065A (en) * | 2006-02-15 | 2007-08-22 | 温州永泰电器有限公司 | Socket type earth-fault breaker |
| CN101740271A (en) * | 2008-11-15 | 2010-06-16 | 上海益而益电器制造有限公司 | Leakage circuit breaker |
| EP2518753B1 (en) * | 2011-04-27 | 2013-04-17 | Legrand France | Device for interrupting electric current with simplified structure |
| CN203503552U (en) * | 2013-09-24 | 2014-03-26 | 国家电网公司 | Electromagnetic electrothermal relay |
| CN204155879U (en) * | 2014-11-04 | 2015-02-11 | 大连理工常熟研究院有限公司 | A kind of control device for earth leakage protective device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115528795A (en) * | 2021-12-31 | 2022-12-27 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with leakage protection function |
| CN115528795B (en) * | 2021-12-31 | 2023-09-05 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with leakage protection function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104319202B (en) | 2016-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160824 Effective date of abandoning: 20241009 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160824 Effective date of abandoning: 20241009 |