CN2605677Y - Socket with leakage cut-off protection function - Google Patents
Socket with leakage cut-off protection function Download PDFInfo
- Publication number
- CN2605677Y CN2605677Y CN 03215972 CN03215972U CN2605677Y CN 2605677 Y CN2605677 Y CN 2605677Y CN 03215972 CN03215972 CN 03215972 CN 03215972 U CN03215972 U CN 03215972U CN 2605677 Y CN2605677 Y CN 2605677Y
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- CN
- China
- Prior art keywords
- socket
- mechanical switch
- housing
- leakage
- fixed
- 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 - Fee Related
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Abstract
The utility model provides a socket with a leakage protection function by circuit breaking. The utility model is structured by a sheath, a shell, a mechanical switch, a leakage detection and control circuit board, a helical conductor wire and a socket conducting sheet copper. The sheath is arranged on the top end of the shell. The mechanical switch, the leakage detection and control circuit board and the socket conducting sheet copper are arranged in the shell. The helical conductor wire is connected with the mechanical switch. The mechanical switch, the socket conducting sheet copper and the leakage detection and control circuit board are connected by conductor wires. Compared with the prior art, the socket with a leakage protection function by circuit breaking of the utility model has the advantages of reasonable design, simple structure, easy processing, small size, convenient operation and security, with good promotion and application values.
Description
1, technical field
The utility model relates to a kind of electronic device, specifically a kind of socket with leakage, breaking defencive function.
2, technical background
At present, various electrical equipment constantly enter family, bring many whiles easily at modern electrical equipment to people, also bring some potential danger, electric leakage is wherein common a kind of situation, and electric leakage not only can cause electrical equipment self work not normal, bring damage to electric device, but also entail dangers to user's life, property safety, therefore, it is necessary preventing to leak electricity.At present the operation principle of the earth leakage protective device that uses is: the user touches L (live wire) or during because of the charged ground terminal of electric leakage (generally being the electrical appliance shell); leakage current forms the loop through human body resistance and the earth; and leakage current must just can move greater than tens of milliamperes of protective devices; promptly when the electrical appliance internal wetted; ageing of insulation; when reasons such as components and parts distortion displacement make ground terminal (shell) charged; when human body does not touch charged position or the leakage current that flows through human body during less than the predetermined electric current value; protective device can not move; obviously; such device not only can not play a very good protection to electrical equipment; and be prerequisite with " injury " human body; generally speaking; human body is the live wire that can directly not touch power supply; the electric shock accidents of the overwhelming majority be because the ground terminal (shell) of electrical equipment charged due to; therefore, design is a kind of is very important with the electronic devices and components of ground terminal (shell) as detection of electrical leakage point.
3, summary of the invention
The purpose of this utility model provide a kind of simple in structure, production cost is low, be easy to processing, safety durable, with the socket with leakage, breaking defencive function of ground terminal (shell) as test point.
Socket with leakage, breaking defencive function of the present utility model is realized in the following manner; press the button connecting rod of mechanical switch; the moving contact that is arranged on when switch puts in place on the insulating support is connected with following fixed contact; the mechanical switch locking device just in time blocks the button connecting rod under the effect of hook-type spring and makes moving contact simultaneously; fixed contact is stable to be connected; circuit turn-on; when live wire and ground wire (shell) when having leakage current; the controllable silicon conducting of detection of electrical leakage control circuit; the electromagnet coil power that mechanical switch is disconnected in the drive unit produces stronger magnetic field; iron core on the electromagnet attracts the cast iron on the fork that the fork rotation is pressed down the hook-type spring; make the button connecting rod throw off the fixing of hook-type spring; the button connecting rod is upspring under the effect of compression spring; circuit is disconnected; the moving contact of mechanical switch and last fixed contact are connected simultaneously; make the conducting of earth leakage protective indicator light circuit; light the protection indicator light, be arranged on the detection of electrical leakage control circuit test button can whether operate as normal plays the test effect to socket.
Socket with leakage, breaking defencive function of the present utility model has solved the charged electric shock problem that causes of electric appliance casing well.
4, description of drawings
Accompanying drawing 1 is the external structure schematic diagram with socket of leakage, breaking defencive function;
Accompanying drawing 3 is the front view of the button connecting rod of socket with leakage, breaking defencive function;
Accompanying drawing 4 is the end view of the button connecting rod of socket with leakage, breaking defencive function;
Accompanying drawing 5 is the front view of the insulating support of socket with leakage, breaking defencive function;
Accompanying drawing 6 is the upward view of the insulating support of socket with leakage, breaking defencive function;
Accompanying drawing 7 disconnects the front view of drive unit for the mechanical switch of socket with leakage, breaking defencive function;
Accompanying drawing 8 disconnects the end view of drive unit for the mechanical switch of socket with leakage, breaking defencive function;
Accompanying drawing 9 is the cutaway view of the hook-type spring anchorage bracket of socket with leakage, breaking defencive function;
Accompanying drawing 10 is the A-A view of the hook-type spring anchorage bracket of socket with leakage, breaking defencive function
5, embodiment
Explain below with reference to Figure of description the socket with leakage, breaking defencive function of the present utility model being done.
Socket with leakage, breaking defencive function of the present utility model; its structure is sheath 1, housing 2, mechanical switch, detection of electrical leakage control circuit board 22, spiral conducting line 5 and socket conductive copper sheet 18; sheath 1 is arranged on the upper end of housing 2; mechanical switch, detection of electrical leakage control circuit board 22 and socket conductive copper sheet 18 are arranged in the housing 2; spiral conducting line 5 connects mechanical switch, all links to each other by lead between mechanical switch, socket conductive copper sheet 18, the detection of electrical leakage control circuit board 22.
The front panel lower end of Socket casing 2 has socket aperture 25, and the centre is provided with leakage tests button mouth 24, and the upper end has indicator light window 23, and the edge of housing 2 has fixing hole 18.
Mechanical switch is by button connecting rod 4, compression spring 20, insulating support 6, moving contact 7, last fixed contact 3, following fixed contact 8, insulation board 9, copper coin 10, mechanical switch locking device and mechanical switch disconnect drive unit and constitute, button connecting rod 4 passes housing 2 sidewalls and is arranged in the middle of the housing 2, have backplate 25 and the middle insulating support 6 that has draw-in groove 24 is fixed on the button connecting rod 4 by the draw-in groove on the button connecting rod 4 23, the moving contact 7 that is symmetricly set on insulating support 6 two ends in being fixed on housing 2 between fixed contact 3 and the following fixed contact 8, following fixed contact 8 and the copper coin 10 that is in contact with it are insulated plate 9 and are fixed in the housing 2, and compression spring 20 is enclosed within on the button connecting rod 4 between insulating support 6 and mechanical switch locking device.
The mechanical switch locking device is made up of hook-type spring 11 and hook-type spring anchorage bracket 21, hook-type spring anchorage bracket 21 is fixed in the housing 2, the upper end joins with compression spring 20, the centre has mesopore and matches with button connecting rod 4, hook-type spring anchorage bracket 21 has transverse groove 26, the right part of transverse groove 26 has groove 27, and hook-type spring 11 hook ends are arranged in the groove 27.
Mechanical switch disconnects drive unit and is made up of fork 12, fork fixed mount 13, cast iron 14 and electromagnet 17, the fork 12 that the upper end links to each other with hook-type spring 11 is hinged with the fork fixed mount 13 that is fixed on the housing sidewall, the cast iron 14 that is fixed on fork 12 lower ends be fixed on housing 2 in the iron core adhesive mutually of electromagnet 17, the coil 16 of electromagnet 17 links to each other with detection of electrical leakage control circuit board 22 leads.
Its processing and fabricating of socket with leakage, breaking defencive function of the present utility model is very simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing, and used electronic devices and components and component of machine all can be selected existing procucts for use.
Characteristics such as the jack design with leakage, breaking defencive function of the present utility model is reasonable, simple in structure, be easy to processing, volume is little, easy to use, safe in utilization, thereby, have good value for applications.
Except that the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (5)
1, the socket that has the leakage, breaking defencive function; comprise sheath, housing, mechanical switch, detection of electrical leakage control circuit board, spiral conducting line and socket conductive copper sheet; it is characterized in that sheath is arranged on the upper end of housing; mechanical switch, detection of electrical leakage control circuit board and socket conductive copper sheet are arranged in the housing; spiral conducting line connects mechanical switch, all links to each other by lead between mechanical switch, socket conductive copper sheet, the detection of electrical leakage control circuit board.
2, the socket with leakage, breaking defencive function according to claim 1 is characterized in that the front panel lower end of Socket casing has socket aperture, and the centre is provided with leakage tests button mouth, and the upper end has the indicator light window, and the edge of housing has fixing hole.
3; socket with leakage, breaking defencive function according to claim 1; it is characterized in that mechanical switch is by the button connecting rod; the compression spring; insulating support; moving contact; last fixed contact; following fixed contact; insulation board; copper coin; mechanical switch locking device and mechanical switch disconnect drive unit and constitute; the button connecting rod passes housing sidewall and is arranged in the middle of the housing; have backplate and the middle insulating support that has draw-in groove is fixed on the button connecting rod by the draw-in groove on the button connecting rod; the moving contact that is symmetricly set on the insulating support two ends in being fixed on housing between fixed contact and the following fixed contact; following fixed contact and the copper coin that is in contact with it are insulated plate and are fixed in the housing, the compression spring housing on the button connecting rod between insulating support and mechanical switch locking device.
4, the socket with leakage, breaking defencive function according to claim 3; it is characterized in that the mechanical switch locking device is made up of hook-type spring and hook-type spring anchorage bracket; the hook-type spring anchorage bracket is fixed in the housing; the upper end joins with the compression spring; the centre has mesopore and matches with the button connecting rod; the hook-type spring anchorage bracket has transverse groove, and the right part of transverse groove has groove, and hook-type spring hook end is arranged in the groove.
5, the socket with leakage, breaking defencive function according to claim 3; it is characterized in that mechanical switch disconnects drive unit and is made up of fork, fork fixed mount, cast iron and electromagnet; the fork that the upper end links to each other with the hook-type spring is hinged with the fork fixed mount that is fixed on the housing sidewall; the cast iron that is fixed on the fork lower end be fixed on housing in the iron core adhesive mutually of electromagnet, magnet spool links to each other with detection of electrical leakage control circuit board lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03215972 CN2605677Y (en) | 2003-03-25 | 2003-03-25 | Socket with leakage cut-off protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03215972 CN2605677Y (en) | 2003-03-25 | 2003-03-25 | Socket with leakage cut-off protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2605677Y true CN2605677Y (en) | 2004-03-03 |
Family
ID=34160562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03215972 Expired - Fee Related CN2605677Y (en) | 2003-03-25 | 2003-03-25 | Socket with leakage cut-off protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2605677Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649369A (en) * | 2018-03-21 | 2018-10-12 | 王小川 | One kind being automatically separated interface module |
| CN112134105A (en) * | 2020-09-23 | 2020-12-25 | 姚宝云 | Combined electric shock prevention universal socket |
-
2003
- 2003-03-25 CN CN 03215972 patent/CN2605677Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649369A (en) * | 2018-03-21 | 2018-10-12 | 王小川 | One kind being automatically separated interface module |
| CN112134105A (en) * | 2020-09-23 | 2020-12-25 | 姚宝云 | Combined electric shock prevention universal socket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |