CN2726157Y - Contact-proof falling-off-proof safety socket - Google Patents
Contact-proof falling-off-proof safety socket Download PDFInfo
- Publication number
- CN2726157Y CN2726157Y CN 200420084890 CN200420084890U CN2726157Y CN 2726157 Y CN2726157 Y CN 2726157Y CN 200420084890 CN200420084890 CN 200420084890 CN 200420084890 U CN200420084890 U CN 200420084890U CN 2726157 Y CN2726157 Y CN 2726157Y
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- China
- Prior art keywords
- jack
- contact pin
- pressing plate
- contact
- spring leaf
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- Expired - Fee Related
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Abstract
The utility model discloses a contact-proof falling-off-proof safety socket, comprising a base, a head cover, an elastic shielding device, and a contact point. The base is hollow cavity structure, a jack is arranged on the head cover, and the elastic shielding device is arranged in the base where corresponds the jack. When the contact pin is not inserted into the jack, the elastic shielding device is disengaged from the contact point and the jack is closed, when the contact pin is inserted into the jack, the contact pin squeezes the elastic shielding device to make the elastic shielding device communicates with the contact point. When the contact pin is not inserted into the jack, the jack is enclosed by the elastic shielding device under the action of elastic force, and the entire jack is in a no power state so as to avoid that the electrode is directly exposed in the jack and guarantee safety, when the contact pin is inserted into the jack along the slope of the closure slider, the elastic shielding device is communicated with the contact point, and the elastic shielding device is pressed against the contact point under the action of elastic force, therefore implementing a good contact and preventing virtual connection and release of the contact pin.
Description
Technical field
The utility model relates to a kind of supply socket, and especially a kind of have a safety power source plug socket that protection against electric shock, anti-plug come off.
Background technology
The existing power supply socket inserts electric conductor in the socket aperture in order to prevent mistakes such as people, especially child, and causes electric shock accidents, adopts the mode that capping is set at the jack place usually, reaches the purpose of security protection.Because this socket of capping that has is in the process that plug inserts, the plug contact pin at first will be pushed capping aside, could insert then, and capping is often tighter, the user need could insert plug with bigger power, thereby brings some inconvenience for consumer's use.In addition, conducting strip in the existing power supply receptacle sockets relies on its elasticity to be pressed on the socket contact pin and realizes the contact conduction, under the situation of long-time conduction, conducting strip follows the string because of heating easily, thereby cause loose contact between conducting strip and the plug contact pin, and aggravate the heating of conducting strip thus, finally cause the destruction of socket, even cause fire.
The utility model content
Problem at the prior art existence, the purpose of this invention is to provide that a kind of throw off the contact when inserting plug, no electricity and jack seal in the jack, the operating state contacting, and can be with contact pin locking, have anti-error shock, anti-plug comes off and the safety socket of switching function.
For achieving the above object, the utility model anti-touch anti-trip safety sorcket comprises base, top cover, elasticity radical occlusion device and contact, base is a cavity structure, top cover is provided with jack, the elasticity radical occlusion device is arranged in the base and the jack corresponding section, and the elasticity radical occlusion device breaks away from the contact when inserting contact pin, and jack is sealed, after inserting contact pin, contact pin is by extruding elasticity radical occlusion device and contacting.
Further, described elasticity radical occlusion device comprises spring leaf and central block, jack on the central block is corresponding with the jack on the top cover, central block is provided with the groove that is communicated with self jack and matches with spring leaf, groove gos deep into the jack certain distance, spring leaf one end is fixed on the base inner wall, the other end bends to arch and the inboard impaction state that keeps of groove along the contact pin direction of insertion in groove, the contact is arranged on the spring leaf below, spring leaf does not break away from the contact under the effect of self elastic force when inserting contact pin, with the receptacle portion sealing, when inserting contact pin, contact pin promotes spring leaf bending and contacting in groove by the arcuate surface of spring leaf.
Further, described groove is along the length direction setting at the horizontal interface of jack, promptly contact pin when inserting with its narrower side extrusion spring sheet.
Further, described elasticity radical occlusion device comprises pressing plate, spring, pressing plate is bending-like, jack on the central block is corresponding with the jack on the top cover, central block is provided with the groove that is communicated with self jack and matches with pressing plate, groove gos deep into the jack certain distance, pressing plate is installed in rotation in the groove by bearing pin, spring is arranged between the pressing plate outside and the base inner wall, make the inboard and inboard impaction state that keeps of groove of pressing plate, the contact is arranged on the relative base inner wall in the pressing plate outside, pressing plate does not break away from the contact under the effect of spring when inserting contact pin, with the receptacle portion sealing, when inserting contact pin, contact pin rotates and contacting in groove by the folding surface promotion pressing plate of pressing plate.
Further, described groove is along the length direction setting at the horizontal interface of jack, and promptly contact pin pushes pressing plate with its narrower side when inserting.
Further, described elasticity radical occlusion device is a spring leaf, be provided with the spring leaf guide vane end stop in the base, spring leaf one end is fixed on the base inner wall, and the other end bends to arch in the effect lower edge of guide vane end stop contact pin direction of insertion and keeps impaction state with guide vane end stop, and the contact is arranged on the spring leaf below, spring leaf does not break away from the contact under the effect of self elastic force when inserting contact pin, with the jack sealing, when inserting contact pin, contact pin promotes spring leaf bending and contacting by the arcuate surface of spring leaf.
Further, described elasticity radical occlusion device comprises pressing plate, spring and guide vane end stop, pressing plate is bending-like, and pressing plate is installed in rotation in the base by the bearing pin of an end, and spring is arranged between the pressing plate outside and the base inner wall, make the inboard and guide vane end stop maintenance impaction state of pressing plate, the contact is arranged on the pressing plate outside, and pressing plate does not break away from the contact under the effect of spring when inserting contact pin, and receptacle portion is sealed, when inserting contact pin, contact pin promotes pressing plate rotation and contacting by the folding surface of pressing plate.
Further, described pressing plate has certain bending angle, and the bending edges that this angle makes is close to contact pin after inserting contact pin, and under the effect of spring contact pin is compressed.
Further, described contact is relative with guide vane end stop, is respectively in the jack both sides, between the two apart from being slightly less than the contact pin width.
Further, described jack is three, and with the 3-phase plug coupling, described elasticity radical occlusion device is suitable with two jacks that are the setting of " eight " font.
The utility model is after adopting the elasticity radical occlusion device, before contact pin did not insert jack, with the jack sealing, whole jack was in electroless state under the effect of elastic force for spring leaf in the elasticity radical occlusion device or pressing plate, avoid electrode to be directly exposed in the jack, guaranteed safety.When plug when the folding surface of the arcuate surface of spring leaf or pressing plate inserts, contact pin extrusion spring sheet or pressing plate make itself and contacting, and compress with it under the effect of elastic force, realize optimum contact, can prevent the contact pin virtual connection, get loose.
Description of drawings
Fig. 1 is the structure cutaway view of the utility model first embodiment;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
Fig. 3 is the structure cutaway view when inserting plug among first embodiment;
Fig. 4 is first embodiment and the 3-phase plug cross-sectional schematic when matching;
Fig. 5 is the structure cutaway view of the utility model second embodiment;
Fig. 6 is the B-B cross-sectional schematic of Fig. 5;
Fig. 7 is the structure cutaway view when inserting plug among second embodiment;
Fig. 8 is second embodiment and the 3-phase plug cross-sectional schematic when matching;
Fig. 9 adopts cutaway view after the guide vane end stop structure is inserted contact pin for the utility model.
Embodiment
As Fig. 1, first embodiment shown in Figure 2, base 31 is a cavity structure, top cover is provided with jack, central block 32 is fixed in the base 31, jack on the central block 32 is corresponding with the jack on the top cover, the upper surface of central block 32 is provided with the plug-socket 33 of entire body, the elasticity radical occlusion device is a spring leaf 34, spring leaf 34 is made by electric conducting material, central block 32 is provided with the groove that is communicated with jack 33 and matches with spring leaf 34, groove is along the length direction setting at jack 33 horizontal interfaces, be contact pin when inserting with its narrower side extrusion spring sheet 34, groove gos deep into jack 33 certain distances, spring leaf 34 1 ends are fixed on the base inner wall, the other end bends to arch and the inboard impaction state that keeps of groove along the contact pin direction of insertion in groove, contact 35 is arranged on the base inner wall of spring leaf 34 belows, spring leaf 34 does not break away from contact 35 under the effect of self elastic force when inserting contact pin, be in the state of upspringing, jack 33 is partially enclosed, electrode is blocked in the below, avoid electrode to be directly exposed in the jack.As shown in Figure 3, when inserting contact pin 36, the arcuate surface of contact pin 36 by spring leaf 34 promotes that spring leaf 34 is crooked in groove to be connected with contact 35 pressings, can effectively avoid virtual connection and gets loose.As shown in Figure 4, jack is three, and with the 3-phase plug coupling, described spring leaf is suitable with two jacks that are the setting of " eight " font, and spring leaf also is " eight " font along jack 39 length direction settings, and all the other structures are identical with two receptacle electrical connectors.
As Fig. 5, second embodiment shown in Figure 6, base 41 is a cavity structure, central block 42 is fixed in the base 41, the upper surface of central block 42 is provided with the plug-socket 43 of entire body, the elasticity radical occlusion device comprises pressing plate 44, spring 45, pressing plate 44 is bending-like, has certain bending angle, the bending edges that this angle makes is close to contact pin after inserting contact pin, and under the effect of spring, contact pin is compressed, central block 42 is provided with the groove that is communicated with jack 43 and matches with pressing plate 44, groove is along the length direction setting at jack 43 horizontal interfaces, and promptly with its narrower side extruding pressing plate 44, groove gos deep into jack 43 certain distances to contact pin when inserting, pressing plate 44 is installed in rotation in the groove by bearing pin, spring 45 is arranged between pressing plate 44 outsides and the base inner wall, makes the pressing plate 44 inboard and inboard impaction states that keep of groove, and contact 46 is arranged on the relative base inner wall in pressing plate 44 outsides, pressing plate 44 does not break away from contact 46 under the effect of spring 45 when inserting contact pin, and jack 43 is partially enclosed.When inserting contact pin 47, contact pin 47 rotates in groove and contact 46 connections by the folding surface promotion pressing plate 44 of pressing plate 44 as shown in figure 15.As shown in figure 16, jack is three, mates with 3-phase plug, described elasticity radical occlusion device is suitable with two jacks that are the setting of " eight " font, the elasticity radical occlusion device also is " eight " font along jack 48 length direction settings, and all the other structures are identical with two receptacle electrical connectors.
The utility model is not limited to above-mentioned preferred forms, anyone can draw other various forms of products under enlightenment of the present invention, the 3rd embodiment as shown in Figure 9, adopt the guide vane end stop structure to replace the central block structure, be provided with spring leaf guide vane end stop 54 in the base 51, spring leaf 53 1 ends are fixed on the base inner wall, the other end bends to arch in the effect lower edge of guide vane end stop 54 contact pin 52 direction of insertion and keeps impaction state with guide vane end stop 54, the contact is arranged on spring leaf 53 belows, the contact is relative with guide vane end stop 54, be respectively in the jack both sides, between the two apart from the width that is slightly less than contact pin 52.Spring leaf 53 does not break away from the contact under the effect of self elastic force when inserting contact pin, and with the jack complete closed, when inserting contact pin, contact pin promotes spring leaf 53 bendings and contacting by the arcuate surface of spring leaf 53.Pressing plate among certain second embodiment also can adopt the guide vane end stop structure, spring is arranged between the pressing plate outside and the base inner wall, make the inboard and guide vane end stop maintenance impaction state of pressing plate, the contact is arranged on the pressing plate outside, pressing plate does not break away from the contact under the effect of spring when inserting contact pin, with the jack complete closed, when inserting contact pin, contact pin promotes pressing plate rotation and contacting by the folding surface of pressing plate.Though but on its shape or structure, do any variation, every socket with elasticity barrier structure all drops within protection range of the present utility model.
Claims (10)
1, a kind of anti-touch anti-trip safety sorcket, it is characterized in that, comprise base, top cover, elasticity radical occlusion device and contact, base is a cavity structure, and top cover is provided with jack, and the elasticity radical occlusion device is arranged in the base and the jack corresponding section, the elasticity radical occlusion device does not break away from the contact when inserting contact pin, with the jack sealing, after inserting contact pin, contact pin is by extruding elasticity radical occlusion device and contacting.
2, anti-touch anti-trip safety sorcket as claimed in claim 1, it is characterized in that, described elasticity radical occlusion device comprises spring leaf and central block, jack on the central block is corresponding with the jack on the top cover, central block is provided with the groove that is communicated with self jack and matches with spring leaf, groove gos deep into the jack certain distance, spring leaf one end is fixed on the base inner wall, the other end bends to arch and the inboard impaction state that keeps of groove along the contact pin direction of insertion in groove, the contact is arranged on the spring leaf below, spring leaf does not break away from the contact under the effect of self elastic force when inserting contact pin, receptacle portion is sealed, when inserting contact pin, contact pin promotes spring leaf bending and contacting in groove by the arcuate surface of spring leaf.
3, anti-touch anti-trip safety sorcket as claimed in claim 2 is characterized in that, described groove is along the length direction setting at the horizontal interface of jack, promptly contact pin when inserting with its narrower side extrusion spring sheet.
4, anti-touch anti-trip safety sorcket as claimed in claim 1, it is characterized in that, described elasticity radical occlusion device comprises pressing plate, spring, pressing plate is bending-like, jack on the central block is corresponding with the jack on the top cover, central block is provided with the groove that is communicated with self jack and matches with pressing plate, groove gos deep into the jack certain distance, pressing plate is installed in rotation in the groove by bearing pin, spring is arranged between the pressing plate outside and the base inner wall, make the inboard and inboard impaction state that keeps of groove of pressing plate, the contact is arranged on the relative base inner wall in the pressing plate outside, and pressing plate does not break away from the contact under the effect of spring when inserting contact pin, and receptacle portion is sealed, when inserting contact pin, contact pin rotates and contacting in groove by the folding surface promotion pressing plate of pressing plate.
5, anti-touch anti-trip safety sorcket as claimed in claim 4 is characterized in that, described groove is along the length direction setting at the horizontal interface of jack, and promptly contact pin pushes pressing plate with its narrower side when inserting.
6, anti-touch anti-trip safety sorcket as claimed in claim 1, it is characterized in that, described elasticity radical occlusion device is a spring leaf, be provided with the spring leaf guide vane end stop in the base, spring leaf one end is fixed on the base inner wall, the other end bends to arch in the effect lower edge of guide vane end stop contact pin direction of insertion and keeps impaction state with guide vane end stop, the contact is arranged on the spring leaf below, spring leaf does not break away from the contact under the effect of self elastic force when inserting contact pin, jack is sealed, when inserting contact pin, contact pin promotes spring leaf bending and contacting by the arcuate surface of spring leaf.
7, anti-touch anti-trip safety sorcket as claimed in claim 1, it is characterized in that, described elasticity radical occlusion device comprises pressing plate, spring and guide vane end stop, pressing plate is bending-like, pressing plate is installed in rotation in the base by the bearing pin of an end, spring is arranged between the pressing plate outside and the base inner wall, make the inboard and guide vane end stop maintenance impaction state of pressing plate, the contact is arranged on the pressing plate outside, pressing plate does not break away from the contact under the effect of spring when inserting contact pin, with the receptacle portion sealing, when inserting contact pin, contact pin promotes pressing plate rotation and contacting by the folding surface of pressing plate.
8, anti-touch anti-trip safety sorcket as claimed in claim 7 is characterized in that, described pressing plate has certain bending angle, and the bending edges that this angle makes is close to contact pin after inserting contact pin, and under the effect of spring contact pin is compressed.
9, as claim 6 or 7 described anti-touch anti-trip safety sorckets, it is characterized in that described contact is relative with guide vane end stop, be respectively in the jack both sides, between the two apart from being slightly less than the contact pin width.
As the arbitrary described anti-touch anti-trip safety sorcket of claim 1 to 8, it is characterized in that 10, described jack is three, with the 3-phase plug coupling, described elasticity radical occlusion device is suitable with two jacks that are the setting of " eight " font.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084890 CN2726157Y (en) | 2004-08-09 | 2004-08-09 | Contact-proof falling-off-proof safety socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084890 CN2726157Y (en) | 2004-08-09 | 2004-08-09 | Contact-proof falling-off-proof safety socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2726157Y true CN2726157Y (en) | 2005-09-14 |
Family
ID=35040861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420084890 Expired - Fee Related CN2726157Y (en) | 2004-08-09 | 2004-08-09 | Contact-proof falling-off-proof safety socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2726157Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557057B (en) * | 2008-04-10 | 2011-12-21 | 贵州航天电器股份有限公司 | Electric connector capable of realizing short circuit and open circuit switching between contact elements |
| CN110459922A (en) * | 2019-07-11 | 2019-11-15 | 枣庄力源电力设计有限公司 | A kind of high security contact plectrum socket |
-
2004
- 2004-08-09 CN CN 200420084890 patent/CN2726157Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557057B (en) * | 2008-04-10 | 2011-12-21 | 贵州航天电器股份有限公司 | Electric connector capable of realizing short circuit and open circuit switching between contact elements |
| CN110459922A (en) * | 2019-07-11 | 2019-11-15 | 枣庄力源电力设计有限公司 | A kind of high security contact plectrum 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 |