CN101640336B

CN101640336B - Single plugging prevention socket

Info

Publication number: CN101640336B
Application number: CN200910101875XA
Authority: CN
Inventors: 金亮
Original assignee: ZHEJIANG FUHAOTE ELECTRIC AND TOOLS CO Ltd
Current assignee: Zhejiang Fuhaote Electric and Tools Co., Ltd.
Priority date: 2009-08-28
Filing date: 2009-08-28
Publication date: 2011-10-26
Anticipated expiration: 2029-08-28
Also published as: CN101640336A

Abstract

The invention relates to a socket, in particular to a single plugging prevention socket for preventing a single object or plug-in board from plugging. The single plugging prevention socket comprises a socket body and a socket panel, wherein at least two jacks are arranged on the socket panel; a support cover is arranged between the socket panel and the socket body; through holes which correspond to the jacks of the socket panel are arranged on the support cover; a space is retained between the socket panel and the support cover; and a single plugging prevention mechanism for communicating or sealing the through holes of the support cover and the jacks of the socket panel and a reset elastic element of the single plugging prevention mechanism are arranged in the space. By adopting the technical scheme, the invention provides the single plugging prevention socket which has simple structure and can prevent single plug-in board from plugging.

Description

Single plugging prevention socket

Technical field

The present invention relates to a kind of socket, particularly a kind of single plugging prevention socket that prevents that single body or plug-in unit from inserting.

Background technology

At present, the jack of conventional socket is mostly exposed outside, as if not adaptive plug or single body insert the short circuit that can cause entire circuit in its jack and operator's personal safety threatened.For overcoming the generation of this type of problem, the person skilled in art is through research and development, some rotary-type sockets have appearred on the market, though can only inserting the plug-in unit consistent with its socket quantity, can rotate and the conducting of forming circuit by this kind socket, but for a long time rotation can cause rotation dumb or damage and cause electric leakage, thereby has influence on operator's safety.

Summary of the invention

At the deficiency that prior art exists, the invention provides a kind of simple in structure, can prevent the single plugging prevention socket that single plug-in unit inserts.

For achieving the above object, the invention provides following technical scheme: a kind of single plugging prevention socket, include jack body, socket panel, socket panel is provided with at least two jacks, be provided with the support lid between described socket panel and the jack body, support covers and is provided with the open-work corresponding with the jack of socket panel, be reserved with the space between socket panel and the support lid, be provided with in this space that the open-work that constitutes the support lid communicates with the jack of socket panel or the anti-list that seals is inserted the return springs of mechanism and anti-single slotting mechanism.

The being arranged so that anti-single mechanism that inserts in this be not subjected to being under the situation of external force closed condition (be on the socket panel jack can't communicate with the open-work that support covers), anti-single setting of inserting mechanism can be played dustproof, the effect of protection against electric shock, when the slotting utmost point of socket sees through the socket panel insertion, anti-single can be opened after inserting the active force that mechanism is subjected to inserting the utmost point, make the jack on the socket panel communicate with the open-work that support covers, need to prove, anti-single inserting when mechanism needs stress equalization can be opened, one pole or single object see through and compress in the jack when preventing that list is inserted mechanism, the anti-single mechanism that inserts also can not be opened, and is provided with like this to play to prevent that one pole is inserted into socket inside and causes the short circuit of circuit.

The present invention further is set to: the slotting mechanism of described anti-list includes in the space that is between socket panel and the support lid and seals up a door toward the slip of polyslip, described return springs is a torsionspring, this torsionspring includes two strong points and a moving point, the wherein main strong point and the slip conflict of sealing up a door, the secondary strong point and socket panel or support lid are conflicted.

Sliding in this seals up a door, and to be in past polyslip easy to operate in the space in, and impel the simple in structure of its slippage.

The present invention further is set to: described slip is sealed up a door and is " V " font substantially towards supportting the end face that covers an end, constitute towards the slip outside inclined-plane that extends and be connected mutually of sealing up a door by two sections, the joining place on two inclined-planes offers and supports the guide groove that lid cooperates, the end face that slip is sealed up a door towards socket panel one end is provided with the inclined plane of sealing up a door and vertically being provided with along sliding, this inclined plane and the corresponding setting of jack on the socket panel.Slip is sealed up a door rectangular substantially, the end face that offers the inclined plane on it is the upper surface, the end face that is the setting of " V " font is the lower surface, be connected by four sections side end faces between upper surface and the lower surface, four sections side end faces are respectively two segment length's end faces and two sections short end faces, wherein offer the location notch placed for the main strong point of return springs on segment length's end face and with the location notch conducting, for the bit-avoiding slot of return springs master strong point slippage, described slip is sealed up a door and is respectively equipped with the breach of hollow out on two sections inclined-planes of lower surface.

The end face that sliding in this seals up a door cover an end towards support is " V " font substantially and is provided with the vertically inclined plane of setting of sealing up a door along sliding towards the end face of socket panel one end, this inclined plane is corresponding with jack on the socket panel, and being provided with like this is in order to prevent that single plug-in unit is inserted in the jack body by the jack on the socket panel; When single plug-in unit inserts, conflict in inclined plane on can sealing up a door with slip, the other end of sealing up a door is " V " font owing to slide, the whole inclination that produces of sealing up a door causes sliding, slide to seal up a door and also just can't move this moment, make on the jack body jack with support the open-work that covers can't conducting, single plug-in unit also just can't be inserted in the jack body, effectively prevent short circuit, avoided circuit to go wrong; The guide groove that the joining place on two inclined-planes is offered then is to slide for convenience to seal up a door and can move along the support lid, plays the effect of guiding.The setting that is decided to be groove and bit-avoiding slot on slip is sealed up a door then has been to play better conflict effect for return springs can be sealed up a door to slip; Slip is sealed up a door, and the offering of breach of hollow out is in order to save material on the one hand on two sections inclined-planes of lower surface, is that sliding seals up a door has shrinkage preferably in order to make on the other hand, prevents from that its pressurized from excessively producing to break or damage that other is multi-form.

The present invention further is set to: described support lid is clamping with socket panel and is connected, the support lid is rectangular substantially, the buckle that is provided with extension of the edge symmetry of its minor face, fixture block is extended in the edge on its long limit, offer draw-in groove on this fixture block, its end face towards socket panel is provided with the guide vane end stop of cross spacing of sealing up a door that constitute to slide, the middle part of this end face is provided with to seal up a door with slip and cooperates, and the formation slip is sealed up a door along the guide rail of its straight skidding, described socket panel is provided with supportting and covers the corresponding draw-in groove of buckle and cover the corresponding card button of draw-in groove with supportting, also be provided with the projection for secondary strong point location in the return springs on the socket panel, the secondary strong point is sheathed on this projection.

This support lid is connected compact with socket panel, and simple in structure, and the employing clamping can be convenient for assembly and be dismantled; The setting that support covers guide vane end stop is played and is laterally carried out spacing effect to what slip was sealed up a door, when slip is sealed up a door owing to unbalance stress generation skew, its horizontal side can be subjected to guide vane end stop and conflict, and has further guaranteed to slide to slide to seal up a door when sealing up a door unbalance stress (being that single plug-in unit inserts) can not be moved in the space.

Below in conjunction with accompanying drawing the present invention is further described:

Description of drawings

Fig. 1 is the decomposing schematic representation of the embodiment of the invention;

The front schematic perspective view of Fig. 2 for sliding and seal up a door in the embodiment of the invention;

Fig. 3 is the schematic perspective view of embodiment of the invention support lid;

Fig. 4 is the schematic perspective view of socket panel in the embodiment of the invention;

Fig. 5 is the structural representation when adopting one pole to insert in the embodiment of the invention;

Fig. 6 is the A-A profile of Fig. 5;

Fig. 7 is the structural representation after the bipolar insertion of employing in the embodiment of the invention;

Fig. 8 is the B-B profile of Fig. 7.

Embodiment

A kind of single plugging prevention socket as shown in Figure 1, include jack body 1, socket panel 2, socket panel 2 is provided with at least two jacks 21, in the present invention, socket panel 2 is provided with two jacks 21, is provided with support between described socket panel 2 and the jack body 1 and covers 3, this support lid 3 can be wholely set in jack body 1, also can be the split setting, the split setting is adopted in assembling for convenience and dismounting in the embodiment of the invention; Support is covered 3 and is provided with the open-work 31 corresponding with the jack 21 of socket panel 2, socket panel 2 and support are reserved with space 4 between cover 3, are provided with in this space 4 to constitute support and cover the return springs 6 that 3 open-work 31 communicates with the jack 21 of socket panel 2 or the anti-list that seals is inserted mechanism and prevented the slotting mechanism of list.The anti-single mechanism that inserts be not subjected to being under the situation of external force closed condition (be on the socket panel 2 jack 21 can't communicate with the open-work 31 that support is covered on 3), anti-single setting of inserting mechanism can be played dustproof, the effect of protection against electric shock, when the slotting utmost point of socket sees through socket panel 2 insertions, anti-single can be opened after inserting the active force that mechanism is subjected to inserting the utmost point, make the jack 21 on the socket panel 2 communicate with the open-work 31 that support is covered on 3, need to prove, anti-single inserting when mechanism needs stress equalization can be opened, one pole or single object see through and compress in the jack 21 when preventing that list is inserted mechanism, the anti-single mechanism that inserts can not be opened, and is provided with like this to play to prevent that one pole is inserted into socket inside and causes the short circuit of circuit; Anti-single slotting mechanism is in socket panel 2 and supports in the space of covering between 34 toward polyslip, constitute on the socket panel 2 jack 21 with support communicating or sealing of the open-work 31 that covers on 3, described return springs 6 is a torsionspring, this torsionspring includes two strong points and a moving point 61, the wherein main strong point 62 is conflicted with anti-single mechanism that inserts, the secondary strong point 63 covers 3 with socket panel 2 or support conflicts, it all is feasible that the secondary strong point 63 covers 3 conflicts with socket panel 2 or support, in embodiments of the present invention, the secondary strong point 63 is conflicted with socket panel 2; Above-mentioned set-up mode is easy to operate, and impels the simple in structure of its slippage.

As shown in Figure 2, in embodiments of the present invention, the anti-single mechanism that inserts includes and is in socket panel 2 and seals up a door 5 with the slips that the space 4 interior past polyslips between 3 covers in support, slip 5 end faces that cover 3 one ends towards support of sealing up a door are " V " font substantially, by two sections towards slip 5 outside extensions of sealing up a door, and the inclined-plane 51 that is connected mutually constitutes, the joining place on two inclined-planes 51 offers with supportting and covers 3 guide grooves that cooperate 52, slip 5 end faces towards socket panel 2 one ends of sealing up a door are provided with 5 inclined planes 53 that vertically are provided with of sealing up a door along sliding, jack 21 corresponding settings on this inclined plane 53 and the socket panel 2, this inclined plane 53 can be one, also it can be divided into two, all be feasible.It is 5 substantially rectangular that slip is sealed up a door, the end face that offers inclined plane 53 on it is the upper surface, the end face that is the setting of " V " font is the lower surface, be connected by four sections side end faces 54 between upper surface and the lower surface, four sections side end faces 54 are respectively two segment length's end faces 541 and two sections short end faces 542, wherein offering the location notch of placing for the main strong point 62 of return springs 6 55 on segment length's end face 541 reaches and location notch 55 conductings, bit-avoiding slot 56 for the return springs 6 main strong point 62 slippages, described slip is sealed up a door and is respectively equipped with the breach 511 of hollow out on two sections inclined-planes 51 of 5 lower surfaces, offering of the breach 511 of this hollow out is in order to save material on the one hand, be that sliding seals up a door 5 has shrinkage preferably in order to make on the other hand, preventing that its pressurized from excessively producing breaks or damage that other is multi-form.When single plug-in unit inserts, can conflict with the inclined plane 53 that slip is sealed up a door on 5,5 the other end of sealing up a door owing to slide is " V " font, the 5 whole generation inclinations of sealing up a door cause sliding, sliding this moment seals up a door 5 also just can't move, make on the jack body 2 jack 21 with support the open-work 31 that covers on 3 can't conducting, single plug-in unit also just can't be inserted in the jack body 1, effectively prevent short circuit, avoided circuit to go wrong; 52 of guide grooves are to slide for convenience to seal up a door 5 can cover 3 along support and move, and play the effect of guiding, need to prove, also the guide groove of two inclined-planes, 51 joining places can be become guide rail, also are feasible.

As Fig. 3, shown in Figure 4, support is covered 3 and is clamping with socket panel 2 and is connected, it is rectangular that 3 cardinal principles are covered in support, the buckle that is provided with extension 32 of the edge symmetry of its minor face, fixture block 33 is extended in the edge on its long limit, offer draw-in groove 331 on this fixture block 33, its end face towards socket panel 2 is provided with the guide vane end stop 34 of 5 cross spacings of sealing up a door that constitute to slide, the middle part of this end face is provided with to seal up a door with slip and 5 cooperates, and 5 the guide rails 35 of sealing up a door that constitute to slide along its straight skidding, described socket panel 2 is provided with supportting and covers the corresponding draw-in groove 22 of buckle on 3 32 and cover the corresponding card button 23 of draw-in groove on 3 331 with supportting, also be provided with the projection 24 for the secondary strong point 63 location in the return springs 6 on the socket panel 2, the secondary strong point 63 is sheathed on this projection 24.Support cover 3 and is connected compactness with socket panel 2, and simple in structure, and the employing clamping can be convenient for assembly and be dismantled; The setting that 3 upper limit position blocks 34 are covered in support play to slip seal up a door 5 laterally carry out spacing effect, slip seals up a door 5 because unbalance stress when skew takes place, its horizontal side can be subjected to guide vane end stop 34 and conflict, and has further guaranteed to slide to slide when sealing up a door 5 unbalance stress (being that single plug-in unit inserts) to seal up a door 5 can not be moved in the space.

As Fig. 5, shown in Figure 6, when jack 21 that the single slotting utmost point sees through socket panel 2 is sealed up a door inclined plane 53 on 5 when conflicting with sliding, 5 the end of sealing up a door owing to slide is stressed, and the other end is not stressed, so " V " shape on it end just can be offset, the single slotting utmost point also just can't be sealed up a door slip by slip being sealed up a door compressing of 5

top incline

53 and 5 be opened.

As Fig. 7, shown in Figure 8, the jack 21 that sees through socket panel 2 simultaneously when the two poles of the earth is sealed up a door inclined plane 53 on 5 when conflicting with sliding, seal up a door 5 the stressed unanimity in two ends of slip, the two poles of the earth then can be slowly compress seal up a door 5 inclined plane 53 of slip, slip seals up a door 5 along supportting guide rail 35 slippages of covering on 3, seal up a door until slip and 5 to send out out fully, the two poles of the earth just can be passed the open-work 31 that support covers on 3 and enter in the jack body 1 conducting of forming circuit.

Claims

1. single plugging prevention socket, include jack body, socket panel, socket panel is provided with at least two jacks, be provided with the support lid between described socket panel and the jack body, support covers and is provided with the open-work corresponding with the jack of socket panel, be reserved with the space between socket panel and the support lid, be provided with the slotting mechanism of anti-list that the open-work that constitutes the support lid communicates with the jack of socket panel or seals in this space, it is characterized in that: the slotting mechanism of described anti-list includes in the space that is between socket panel and the support lid and seals up a door and return springs toward the slip of polyslip, described return springs is a torsionspring, this torsionspring includes two strong points and a moving point, the wherein main strong point and the slip conflict of sealing up a door, the secondary strong point and socket panel or support lid are conflicted.

2. single plugging prevention socket according to claim 1, it is characterized in that: described slip is sealed up a door and is " V " font substantially towards supportting the end face that covers an end, constitute towards the slip outside inclined-plane that extends and be connected mutually of sealing up a door by two sections, the joining place on two inclined-planes offers and supports the guide groove that lid cooperates, the end face that slip is sealed up a door towards socket panel one end is provided with the inclined plane of sealing up a door and vertically being provided with along sliding, this inclined plane and the corresponding setting of jack on the socket panel.

3. single plugging prevention socket according to claim 2, it is characterized in that: described slip is sealed up a door rectangular substantially, the end face that offers the inclined plane on it is the upper surface, the end face that is the setting of " V " font is the lower surface, be connected by four sections side end faces between upper surface and the lower surface, four sections side end faces are respectively two segment length's end faces and two sections short end faces, wherein offering the location notch of placing for the main strong point of return springs on segment length's end face reaches and the location notch conducting, for the bit-avoiding slot of return springs master strong point slippage, described slip is sealed up a door and is respectively equipped with the breach of hollow out on two sections inclined-planes of lower surface.

4. single plugging prevention socket according to claim 1, it is characterized in that: described support lid is clamping with socket panel and is connected, the support lid is rectangular substantially, the buckle that is provided with extension of the edge symmetry of its minor face, fixture block is extended in the edge on its long limit, offer draw-in groove on this fixture block, its end face towards socket panel is provided with the guide vane end stop of cross spacing of sealing up a door that constitute to slide, the middle part of this end face is provided with to seal up a door with slip and cooperates, and the formation slip is sealed up a door along the guide rail of its straight skidding, described socket panel is provided with supportting and covers the corresponding draw-in groove of buckle and cover the corresponding card button of draw-in groove with supportting, also be provided with the projection for secondary strong point location in the return springs on the socket panel, the secondary strong point is sheathed on this projection.