CN104682099A

CN104682099A - Safe electric socket

Info

Publication number: CN104682099A
Application number: CN201510119322.2A
Authority: CN
Inventors: 周午贤
Original assignee: Individual
Current assignee: ZHEJIANG KRIPAL INDUSTRIAL ELECTRIC Co Ltd
Priority date: 2015-03-18
Filing date: 2015-03-18
Publication date: 2015-06-03
Anticipated expiration: 2035-03-18
Also published as: CN104682099B

Abstract

The invention provides a safe electric socket which comprises a housing, wherein a slide way is formed in the housing, a fixed seat is arranged at a rear half part of the slide way and provided with a fixed panel facing to a front side of the slide way, a pair of fixed jacks are formed in the fixed panel, and a pair of fixed spring pieces are correspondingly arranged in the fixed jacks and electrically connected with neutral and live wire connectors in the fixed seat; a front end of the slide way penetrates through the housing and a slide seat is arranged in a front half part of the slide way; the slide seat is provided with a front panel facing to the front side of the slide way, a pair of front jacks are formed in the front panel, and a pair of front spring pieces are correspondingly arranged in the front jacks and electrically connected to connecting pins fixed to a rear side of the slide way and matched with the fixed jacks; when the slide seat slides to the front end of the slide way, the connecting pins are completely pulled out of the fixed jacks. According to the safe electric socket, an electric shock accident cannot be caused even if the pins of a plug are falsely touched in an inserting or pulling process, so that the safety is relatively high.

Description

Security power socket

Technical field

The present invention relates to electric power facility field, especially, relate to a kind of power receptacle.

Background technology

Socket is power infrastructures, is the power taking interface of terminal power consumption equipment; Current power receptacle all adopts direct insertion structure, after namely the plug of electrical appliance stretches into jack, directly with in socket, the metal spring leaf that is connected zero live wire contacts; In order to make plug difficult drop-off, must make to closely cooperate between plug and reed; But, just due to closely cooperating between plug and reed, in plug plug process, usual needs take larger strength, especially in the process pulling out plug, in order to avoid plug cord is pulled bad, tight plug body scratched by usual needs just can pull out plug, and when plug base pin is partly pulled through the pipe, the finger in fastening shape is easy to encounter pin by mistake, now, because pin is still in electrical contact with zero live wire, so very likely cause electric shock accidents, therefore, current socket is also dangerous.

Summary of the invention

For the problems referred to above, the object of the present invention is to provide a kind of security power socket, this security power socket, in swapping process, even if touch plug base pin by mistake, also can not cause electric shock accidents, have higher fail safe.

The technical solution adopted for the present invention to solve the technical problems is: this security power socket comprises housing; Described enclosure interior comprises a slideway, the latter half of described slideway has a holder, described holder has a fixed panel towards slideway front, described fixed panel is offered a pair fixed jack, the inner correspondence of described fixed jack is provided with a pair clip, and a pair described clip is electrically connected zero live wire joint in described holder; Described housing is run through in the front end of described slideway, and is provided with a sliding seat that can be free to slide along slideway in the first half of slideway; Described sliding seat has a front panel towards slideway front, jack before described front panel offers a pair, reed before the inner correspondence of described front jack is provided with a pair, described front reed is electrically connected to and is fixed on connection pin on rear side of described sliding seat, that match with described fixed jack; When described sliding seat slides into the front end of described slideway, described connection pin extracts described fixed jack completely.

As preferably, the circular in cross-section of described slideway, described sliding seat can rotate along slideway axis in slideway; By this scheme, pull out in the process of plug previous, can after connection pin departs from fixed jack, first sliding seat is reversed certain angle, then pull the plug out of the socket, like this, when not having plug to insert, for sliding seat, owing to there is no the point of application, it cannot be made to rotate, and order connects pin and is right against described fixed jack, now, only use hand, no matter how to play with front jack, all cannot make the front reed conduction in front jack, therefore, the fail safe of this socket is further increased.

As preferably, in described holder, sliding seat, be respectively equipped with fixed permanent magnet and movable permanent magnet; And described movable permanent magnet also has magnet exciting coil around the home; In the cold situation of described magnet exciting coil, described fixed permanent magnet is relative with movable permanent magnet homopolarity, mutually repels; Described magnet exciting coil is serially connected between a described connection pin and a described front reed, and during described magnet exciting coil conducting, contrary with the magnetic field of this movable permanent magnet to the excitation direction of described movable permanent magnet, the magnetic by this movable permanent magnet weakens.

Beneficial effect of the present invention is: when this security power socket uses, in the process pulling out plug, first the fixed jack will the connection pin of sliding seat being made to extract described holder, after slide into the front end extreme position of slideway to sliding seat, plug is just able to be pulled out from the jack of sliding seat, now, because reed before in sliding seat and zero live wire are without in electrical contact, therefore, even if finger encounters plug base pin by mistake, also electric shock accidents can not be caused, so have higher fail safe.

Accompanying drawing explanation

Fig. 1 be an embodiment of safety power receptacle partly cut open schematic diagram.

Fig. 2 is the front-view schematic diagram of Fig. 1 embodiment.

Embodiment

Below in conjunction with drawings and Examples, the present invention is further described:

Fig. 1, embodiment illustrated in fig. 2 in, this security power socket comprises housing 1; Described housing 1 inside comprises a slideway 10, the latter half of described slideway 10 has a holder 2, described holder 2 has a fixed panel 21 towards slideway front, described fixed panel 21 is offered a pair fixed jack 210,210 ', the inner correspondence of described fixed jack 210,210 ' is provided with a pair clip 211,211 ', described a pair clip 211,211 ' be electrically connected zero live wire joint 212,212 in described holder 2 '; Described housing 1 is run through in the front end of described slideway 10, and is provided with a sliding seat 3 that can be free to slide along slideway in the first half of slideway 10; Described sliding seat 3 has a front panel 31 towards slideway front, jack 310,310 ' before described front panel 31 offers a pair, described front jack 310,310 ' inner correspondence be provided with a pair before reed 311,311 ', described front reed 311,311 ' be electrically connected to be fixed on rear side of described sliding seat 3, with described fixed jack 210,210 ' match connection pin 312,312 '; When described sliding seat 3 slides into the front end of described slideway 10, limited parts 101,101 ' spacing, reach the limit of position, now, described connection pin 312,312 ' extracts described fixed jack 210,210 ' completely.

In the present embodiment, the circular in cross-section of described slideway 10, described sliding seat 3 can rotate along slideway axis in slideway, by this scheme, pull out in the process of plug previous, can at connection pin 312, 312 ' depart from fixed jack 210, after 210 ', first sliding seat 3 is reversed certain angle, as schematically shown in Figure 2, make described front jack 310, 310 ' with fixed jack 210, 210 ' relative half-twist, and then pull the plug out of the socket, like this, when not having plug to insert, for sliding seat 3, owing to there is no the point of application, it cannot be made to rotate, order connects pin and is right against described fixed jack 210, 210 ', now, only use hand, no matter how to play with front jack 310, 310 ', all cannot make the front reed conduction in front jack, therefore, further increase the fail safe of this socket.

In addition, as shown in Figure 1, fixed permanent magnet 4 and movable permanent magnet 5 is respectively equipped with in described holder 2, sliding seat 3; And described movable permanent magnet 5 also has magnet exciting coil around the home; In the cold situation of described magnet exciting coil, described fixed permanent magnet 4 is relative with movable permanent magnet 5 homopolarity, mutually repels; Described magnet exciting coil is serially connected in a described connection pin 312 ' and between a described front reed 311 ', and during described magnet exciting coil conducting, contrary with the magnetic field of this movable permanent magnet 5 to the excitation direction of described movable permanent magnet 5, the magnetic by this movable permanent magnet 5 weakens.The advantage of the program is: when socket no power uses, even if described sliding seat 3 is inwardly pressed into slideway 10, it also automatically outwards can reset to extreme position under the effect of magnetic repulsion, not only promotes fail safe, also makes socket front keep neat and attractive in appearance; And when socket energising uses, because described magnet exciting coil makes the magnetic of described movable permanent magnet 5 weaken, even magnetic pole is reverse, so the magnetic repulsion between fixed permanent magnet 4 and movable permanent magnet 5 significantly can be reduced, connection pin 312,312 ' can be reliably plugged in described fixed jack 210,210 '.

When above-mentioned security power socket uses, as long as make described clip 211, 211 ' chucking power be less than front reed 311, 311 ', in the process pulling out plug, the connection pin 312 of sliding seat 3, first 312 ' will extract the fixed jack 210 of described holder 2, 210 ', after slide into the front end extreme position of slideway to sliding seat 3, plug is just able to be pulled out from the jack of sliding seat 3, now, due to reed 311 before in sliding seat 3, 311 ' and zero live wire without in electrical contact, therefore, even if finger encounters plug base pin by mistake, also electric shock accidents can not be caused, so have higher fail safe.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. a security power socket, comprises housing (1); It is characterized in that: described enclosure interior comprises a slideway (10), the latter half of described slideway has a holder (2), described holder has a fixed panel towards slideway front (21), described fixed panel is offered a pair fixed jack (210,210 '), the inner correspondence of described fixed jack is provided with a pair clip (211,211 '), and (211,211 ') is electrically connected zero live wire joint (212,212 ') in described holder (2) to a pair described clip; Described housing (1) is run through in the front end of described slideway (10), and is provided with a sliding seat (3) that can be free to slide along slideway in the first half of slideway; Described sliding seat (3) has a front panel towards slideway front (31), jack (310,310 ') before described front panel offers a pair, reed (311,311 ') before the inner correspondence of described front jack is provided with a pair, (311,311 ') is electrically connected to connection pin (312,312 ') that be fixed on described sliding seat (3) rear side, that match with described fixed jack (210,210 ') to described front reed; When described sliding seat (3) slides into the front end of described slideway (10), described connection pin (312,312 ') extracts described fixed jack (210,210 ') completely.

2. security power socket according to claim 1, is characterized in that: the circular in cross-section of described slideway (10), and described sliding seat (3) can rotate along slideway axis in slideway (10).

3. security power socket according to claim 1 and 2, is characterized in that: be respectively equipped with fixed permanent magnet (4) and movable permanent magnet (5) in described holder (2), sliding seat (3); And described movable permanent magnet (5) also has magnet exciting coil around the home; In the cold situation of described magnet exciting coil, described fixed permanent magnet (4) is relative with movable permanent magnet (5) homopolarity, mutually repels; Described magnet exciting coil is serially connected in a described connection pin, and (312 ') and a described front reed are (between 311 '), and during described magnet exciting coil conducting, contrary with the magnetic field of this movable permanent magnet to the excitation direction of described movable permanent magnet (5).