CN2358599Y

CN2358599Y - Power supply plug and socket

Info

Publication number: CN2358599Y
Application number: CN99200646U
Authority: CN
Inventors: 叶宏清
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-01-18
Filing date: 1999-01-18
Publication date: 2000-01-12
Anticipated expiration: 2009-01-18

Abstract

The utility model relates to a power supply plug and a socket. One end of the plug is axially provided with a plurality of jacks, each jack is respectively provided with a hollow conduit pipe, the external diameter of the hollow conduit pipe is smaller than the internal diameter of the jack, and the jack and the conduit pipe form a gap; one end edge of the socket is provided with a grooving, and the internal of the grooving is axially provided with a plurality of terminals corresponding to the conduit pipe of the plug; a free end of the terminal is provided with an insulating end, the middle section of the terminal is provided with a plurality of externally projecting elastic pieces, and the other end of the terminal is provided with an internal end part which is connected with the power supply; the external periphery of the terminal is provided with a sleeve pipe, the internal diameter of the sleeve pipe is larger than the external diameter of the sleeve pipe, and the sleeve pipe and the terminal form a gap. The safety of the plug plugging with the socket can be enhanced through the double block between the sleeve pipe and the grooving, meanwhile, the mating current flow of the plug and the socket can be improved, and the effect of improving the integral service performance of the plug and the socket can be realized.

Description

Attaching plug and socket

The utility model relates to the line connector in a kind of electricity field essential electronic element, particularly relates to a kind of attaching plug and socket.

Because the terminal of existing attaching plug is the state that exposes, when it combines with supply socket, the situation that causes the user to get an electric shock quite easily, so the design people is in view of existing traditional plug disappearance structurally, ad hoc Taiwan No. five " attaching plug and socket " the novel patent application cases of applying for the 84210 the May 4th of counting out are in the hope of improving the defective of existing conventional power source plug construction.

The structure of aforementioned application case formerly sees also shown in Figure 3, it mainly is to be provided with insulating end 43 at the place, outer end of the protrusion terminal 42 of plug 40, and be provided with sleeve pipe 41 in terminal 42 outer rims, jack 53 with hollow conduit 54 is set on socket 50 in addition, with this when the conduit 54 relative in the jack 53 that the terminal on the plug 40 42 is inserted on the sockets 50, can utilize the sleeve pipe 41 and the grooving 51 of socket 50 peripheries to isolate spark and instantaneous pressure, the fail safe when plugging with socket 50 to improve plug 40.

Find after aforementioned application is made in actual production through the design people, it really can reach its due purpose and function, and be subjected to the favorable comment on the market deeply, but still have the magnitude of current that can cooperate slightly to dislike not enough, and when plug 40 is pegged graft with socket 50, do not have the defective of guiding effect.This shows that above-mentioned existing attaching plug and socket still have defective, and the assistant officer waits to be improved.

Because the defective that above-mentioned existing attaching plug and socket exist, the design people is actively studied innovation, through constantly studying, designing based on abundant practical experience and professional knowledge, and after studying sample and improvement repeatedly, create the utility model finally.

Main purpose of the present utility model is, overcome the existing defective of existing attaching plug and socket, and provide a kind of attaching plug and socket of new structure, making it mainly is that terminal is arranged on the socket, and inner end at one end is set is connected with power supply, and structures such as jack and conduit are arranged on the plug, improving the magnitude of current that matches between plug and socket, and can improve the whole serviceability of plug and socket grafting.

Another purpose of the present utility model is, a kind of attaching plug and socket are provided, making it mainly is to be relatively set with to lead rib and guide groove on the grooving of socket and plug, leads guide function between rib and guide groove by this, and plug and socket can more accurately be reached smoothly when pegging graft.

The purpose of this utility model is realized by following technical scheme.According to a kind of attaching plug and the socket that the utility model proposes, comprise plug and socket, it is characterized in that: this plug axially is provided with plurality of receptacles at plug one end, in each jack, respectively be provided with the hollow conduit of an external diameter, form a gap between this jack and conduit less than the jack internal diameter; This socket, at one end edge is provided with grooving, in this grooving, axially be provided with a plurality of terminals relative with the plug upper conduit, be provided with insulating end in terminal free ends, the stage casing forms and is provided with plural evagination shell fragment, end then is provided with the inner end that is connected with power supply in addition, and the outer peripheral edges at terminal are provided with the sleeve pipe of internal diameter greater than the terminal external diameter again, form the gap and make between this sleeve pipe and terminal.

The purpose of this utility model can also further realize by following technical measures.

Aforesaid attaching plug and socket are relatively set with guide groove and lead rib in wherein said plug and the socket grooving.

The utility model compared with prior art has tangible advantage and good effect.By above technical scheme as can be known, the utility model attaching plug and socket, it mainly is improvement to Taiwan No. five " attaching plug and socket " the novel patent application cases of applying for the 84210 the May 4th, it mainly is that the sleeve pipe and the terminal that can plug relatively is set on plug and socket, and sleeve pipe is set at the terminal periphery, form grooving at the socket periphery, so can be by the dual obstruct of sleeve pipe and grooving, fail safe when improving the grafting of plug and socket, also can suitably improve simultaneously the magnitude of current that is cooperated between plug and socket, and can reach the effect that improves plug and socket integral body serviceability.

In sum, the utility model mainly is that terminal is arranged on the socket, and at one end be provided with inner end and be connected with power supply, and structures such as jack and conduit are arranged on the plug, improving the magnitude of current that matches between plug and socket, and can improve the whole serviceability of plug and socket grafting; In addition it is relatively set with on the grooving of socket and plug and leads rib and guide groove, leads guide function between rib and guide groove by this, and it is smooth that plug and socket can more accurately be reached when pegging graft.No matter it structurally or bigger improvement is all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby be suitable for practicality more, really is a new and innovative, progressive, practical new design.

Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Fig. 1 is the exploded perspective view of the utility model attaching plug and socket.

Fig. 2 is the structural profile schematic diagram after the utility model attaching plug and socket plug.

Fig. 3 is the exploded perspective view of former female case attaching plug and socket.

Below in conjunction with accompanying drawing and preferred embodiment, to according to attaching plug and its concrete structure of socket, feature and the effect thereof that the utility model proposes, describe in detail as after.

See also Fig. 1, shown in Figure 2, the utility model attaching plug and socket, it mainly is that a end at plug 10 axially is provided with several jacks 12, be provided with the conduit 14 of hollow at each jack 12 internal fixation, and the external diameter of conduit 14 is less than the internal diameter of jack 12, and makes jack 12 and 14 in conduit form gap 15; Its socket 20 1 ends week cause insulator formation is provided with the grooving 21 of a hollow again, wherein the shape of this grooving 21 and size all match with plug 10, in the grooving 21 that plug 10 can be inserted be sheathed on socket 20, and be provided with locking piece 27 at grooving 21 peripheries, so that socket 20 can be locked on desire is provided with on the body of socket 20, in grooving 21, axially be provided with several terminals 22 again, each terminal 22 be provided with the position be with plug 10 on conduit 14 be relative, and the free end at terminal 22 is provided with by the made insulating end 23 of insulating material, its stage casing is then designed and is constituted the elastic piece structure form that protrude outward plural number and both sides, outer peripheral edges at each terminal 22 are provided with the sleeve pipe 24 of internal diameter greater than terminal 22 external diameters in addition, and make sleeve pipe 24 and 22 of terminals form a gap 25.

Each terminal 22 differs from the formation of end in addition that insulating end 23 is set and is provided with the inner end 26 that is connected with power supply in the body on plug 20 again, when in the grooving 21 that plug 10 is inserted relatively sockets 20, can allow each jack 12 on the plug 10 entangle each sleeve pipe 24 on the socket 20 relatively, and the conduit 14 that makes jack 12 inside entangles each terminal 22 (as shown in Figure 2) relatively, make the shell fragment in terminal 22 stage casings contact conducting with conduit 14, so the power supply in the body just can conduct on the conduit 14 of plug 10 via inner end 26 and terminal 22, reach on the required electrical appliance via this conduit 14 again, this moment not only can be as the preceding case, utilize insulating end set on the terminal 22 23, and the dual obstruct of sleeve pipe 24 and grooving 21, allow the user when plugging plug 10 with socket 20, can't see spark, and can reach the effect that intercepts instantaneous pressure, after testing, find simultaneously, conduit 14 is arranged on the plug 10, and when being inserted in the terminal 22 that is arranged on the plug 20 relatively, can more preceding case more be applicable on the bigger magnitude of current, and can improve the serviceability that plug 10 cooperates with socket 20.

Axially be arranged with at the periphery of plug 10 again and be formed with guide groove 16, and on grooving 21 inner edge surfaces of socket 20, be convexly equipped with to axial to be formed with and lead rib 28, so when desire is plugged in plug 10 on the socket 20, can and lead 28 guidings that produced of rib, positioning action by guide groove 16, allow the user can reach exactly patchplug 10 and socket 20 more smoothly, and can improve both convenience when pegging graft.

The utility model mainly is that conduit 14 is arranged on the plug 10, and members such as terminal 22, sleeve pipe 24 are arranged on the socket 20, so the effect and function that case is had before can allowing plug 10 and socket 20 reach, also can allow plug 10 cooperate than high-amperage with socket 20 uses, and can improve the serviceability of plug 10 and socket 20, simultaneously the utility model can by the guide groove 16 that is oppositely arranged on plug 10 and the socket 20 with lead rib 28, a guiding and positioning action when providing both to peg graft make plug 10 and socket 20 can have more convenience when pegging graft.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of attaching plug and socket comprise plug and socket, it is characterized in that:

This plug axially is provided with plurality of receptacles at plug one end, respectively is provided with the hollow conduit of an external diameter less than the jack internal diameter in each jack, forms a gap between this jack and conduit;

This socket, at one end edge is provided with grooving, in this grooving, axially be provided with a plurality of terminals relative with the plug upper conduit, be provided with insulating end in terminal free ends, the stage casing forms and is provided with plural evagination shell fragment, end then is provided with the inner end that is connected with power supply in addition, and the outer peripheral edges at terminal are provided with the sleeve pipe of internal diameter greater than the terminal external diameter again, form the gap between this sleeve pipe and terminal.

2, attaching plug according to claim 1 and socket is characterized in that being relatively set with in described plug and the socket grooving guide groove and lead rib.