CN202111316U

CN202111316U - Anti-loose plug socket

Info

Publication number: CN202111316U
Application number: CN2011202093394U
Authority: CN
Inventors: 王哲
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-21
Filing date: 2011-06-21
Publication date: 2012-01-11
Anticipated expiration: 2021-06-21

Abstract

The utility model discloses an anti-loose plug socket, which comprises a plug and a socket, wherein the plug comprises a plug shell and metal pins which are arranged on the plug shell; the plug shell comprises a wire outlet end and a fixed end; one end of each of the metal pins is arranged in the plug shell, and the other end of each of the metal pins extends out of the plug shell from the fixed end of the plug shell; an external cable extends into the plug shell from the wire outlet end and is electrically connected with the metal pin; the socket comprises a socket shell with jacks and a metal contact piece which is arranged in the socket shell; and the pins of the plug are arranged in the jacks of the socket shell and are electrically connected with the metal contact piece in the socket shell. The anti-loose plug socket has the structural characteristics that: the plug socket also comprises screws; and the plug is fixed with the socket through the screws. The plug socket has the advantages of rational structure and good anti-slip effect.

Description

The Anti-disconnecting plug socket

Technical field

The utility model belongs to electrical equipment distribution field, is specifically related to a kind of Anti-disconnecting plug socket, this plugs and sockets can effectively avoid plug and socket in operation since very the action cause get loose.

Background technology

As everyone knows; General household electrical appliance and electric tool all need could be worked through connecting power supply; And the method that connects power supply at present is exactly that the attaching plug that electrical equipment and instrument carry is inserted in the corresponding supply socket, thereby electrical equipment and electric tool energising are used.

In practical application, find; Because traditional plug and socket is to be provided with elastic contact blade in socket inside; Behind the plug insertion socket, said elastic contact blade is pressed on the elastic contact blade under self elastic force effect; Thereby realize being electrically connected, confining force between the two and steadiness are to lean on the elastic force of elastic contact blade to guarantee; But is shaking phenomenon to occur like common washing machine in drying, when using electric drill or other similar instruments, can phenomenon or the like occur pulling because of the construction distance changes, in this case; The plug of power line and supply socket have taken place loosening and have produced loose contact and heating phenomenon; Also can therefore make when serious to occur sparking between plug and the socket, even cause short circuit, may initiation fire when serious; People's life is constituted potential threat; Also occurred some for this reason on the market in succession and had the plugs and sockets of anti-drop function, but its structure is still unreasonable, anti-loose effect is also not obvious; Therefore the structure of traditional Anti-disconnecting plug socket still must be improved.

Summary of the invention

The purpose of the utility model provides a kind of effective Anti-disconnecting plug socket rational in infrastructure, anti-loose.

The technical scheme that realizes the utility model purpose is: a kind of Anti-disconnecting plug socket comprises plug and socket; Said plug comprises plug casing and is arranged on the metal pin on the plug casing; Said plug casing comprises leading-out terminal and stiff end; One end of said metal pin is arranged on the inside of said plug casing; The other end extends to the plug casing outside from the stiff end of plug casing, and it is inner and be electrically connected with said metal pin that external cable extends plug casing from said leading-out terminal; Said socket comprises the Socket casing that has jack and is arranged on the metal contact in the Socket casing, and the pin of said plug is located in the jack of said Socket casing and with its inner metal contact and is electrically connected;

This plugs and sockets also includes screw, and said plug and socket are spirally connected both through screw and are fixed together.

In the technique scheme, also be provided with connecting portion on the said plug casing, said connecting portion is provided with perforation, said perforation and said metal pin that direction is set is identical and be provided with said metal pin insulation;

On the said Socket casing with said plug on the perforation correspondence position be provided with screw; Said screw is provided with the metal contact insulation that is arranged in the housing;

This electric connector also includes and is used for said plug and socket are fixed on the screw that is fixed together, and said screw comprises and be provided with the externally threaded bar that is spirally connected that the perforation that the said bar that is spirally connected passes said plug is spirally connected with the screw that is arranged on the Socket casing.

In the technique scheme, said connecting portion is the connecting plate that extends outward from said plug casing, and said perforation is arranged on the said connecting plate.

In the technique scheme, the bottom surface of the downside of said connecting plate and the stiff end of said plug casing is located at grade; The upper surface of said Socket casing is the plane, and during said plug fix in position, the downside of the connecting plate of said plug and the bottom surface of stiff end all are against on the housing of said socket.

In the technique scheme, said connecting portion is two and is symmetricly set on the two side ends of said plug casing.

The utlity model has positive effect: in (1) the utility model, this plugs and sockets also includes screw, and said plug and socket are spirally connected both through this screw and are fixed together; Compare with traditional Anti-disconnecting plug socket, it is rational in infrastructure to adopt screw that plug and socket are fixed together, its reliability might as well, have fine anti-loose effect, fundamentally avoided causing the problem that gets loose between plug and the socket owing to improper action.

Description of drawings

Fig. 1 is the perspective view of a kind of state that explodes of plugs and sockets in the utility model;

Fig. 2 is the perspective view of Fig. 1 from another viewed;

Fig. 3 is the vertical view that plugs and sockets is in job state in the utility model.

Reference numeral is: plug 1, plug casing 11, leading-out terminal 111, stiff end 112, metal pin 12, socket 2, Socket casing 21, jack 211, screw 22, connecting portion 3, perforation 31, screw 4, power line 5.

Embodiment

(embodiment 1)

Fig. 1 to Fig. 3 has shown first kind of embodiment of the utility model, and wherein, Fig. 1 is a kind of perspective view of plugs and sockets in the utility model; Fig. 2 is the perspective view of Fig. 1 from another viewed; Fig. 3 is the vertical view that plugs and sockets is in job state in the utility model.

As shown in the figure, a kind of Anti-disconnecting plug socket comprises plug 1 and socket 2; Said plug 1 comprises plug casing 11 and is arranged on the metal pin 12 on the plug casing 11; Said plug casing 11 comprises leading-out terminal 111 and stiff end 112; One end of said metal pin 12 is arranged on the inside of said plug casing 11; The other end extends to plug casing 11 outsides from the stiff end 112 of plug casing 11, and it is inner and be electrically connected with said metal pin 12 that external cable extends plug casing 11 from said leading-out terminal 111; Said socket 2 comprises the Socket casing 21 that has jack 211 and is arranged on the metal contact in the Socket casing 21, and the pin 12 of said plug 1 is located in the jack 211 of said Socket casing 21 and with its inner metal contact and is electrically connected; Be electrically connected between the metal contact in one end of circumscripted power line 5 and the Socket casing 21 and from being arranged on the outside that outlet on the Socket casing 21 causes Socket casing 21.

Also be provided with connecting portion 3 on the said plug casing 11, said connecting portion 3 is provided with perforation 31, said perforation 31 and said metal pin 12 be provided with direction identical and with said metal pin 12 insulation settings;

On the said Socket casing 21 with said plug 1 on perforation 31 correspondence positions be provided with screw 22; Said screw 22 is provided with the metal contact insulation that is arranged in the housing;

Also include and be used for said plug 1 is fixed on the screw that is fixed together with socket 2; Said screw comprises and is provided with the externally threaded bar that is spirally connected, thus the perforation 31 that the said bar that is spirally connected passes said plug 1 be arranged on screw 22 on the Socket casing 21 and be spirally connected plug 1 and socket 2 are fixed together.

Said connecting portion 3 is the connecting plates that extend outward from said plug casing 11, and said perforation 31 is arranged on the said connecting plate.

The place, bottom surface of the stiff end 112 of the downside of said connecting plate and said plug casing 11 at grade; The upper surface of said Socket casing 21 is the plane, and during said plug 1 fix in position, the bottom surface of the downside of the connecting plate of said plug 1 and stiff end 112 all is against on the housing of said socket 2.

Plug 1 in as shown in the figure embodiment is a two-pin plug, on plug casing 11, is provided with the front and back two side ends that two perforation, 31, two perforation 31 are symmetricly set on plug casing 11, and correspondence position is provided with screw 22 on Socket casing 21.

As shown in the figure, in this embodiment the two-pin plug that adopts, be not limited to this in actual use, suitable equally for this structure on the electric connector of three-pin plug and other types.

The advantage that present embodiment has: in (1) present embodiment, this plugs and sockets also includes screw, and said plug and socket are spirally connected both through this screw and are fixed together; Compare with traditional Anti-disconnecting plug socket, it is rational in infrastructure to adopt screw that plug and socket are fixed together, its reliability might as well, have fine anti-loose effect, fundamentally avoided causing the problem that gets loose between plug and the socket owing to improper action.

Obviously, the foregoing description of the utility model only be for explain clearly that the utility model does for example, and be not to be qualification to the execution mode of the utility model.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation that these connotations that belong to the utility model are extended out or change still belong to the protection range of the utility model.

Claims

1. an Anti-disconnecting plug socket comprises plug (1) and socket (2); Said plug (1) comprises plug casing (11) and is arranged on the metal pin (12) on the plug casing (11); Said plug casing (11) comprises leading-out terminal (111) and stiff end (112); One end of said metal pin (12) is arranged on the inside of said plug casing (11); The other end extends to plug casing (11) outside from the stiff end (112) of plug casing (11), and it is inner and be electrically connected with said metal pin (12) that external cable extends plug casing (11) from said leading-out terminal (111); Said socket (2) comprises the Socket casing (21) that has jack (211) and is arranged on the metal contact in the Socket casing (21), and the pin (12) of said plug (1) is located in the jack (211) of said Socket casing (21) and with its inner metal contact and is electrically connected;

It is characterized in that: this plugs and sockets also includes screw (4), and said plug (1) is spirally connected both through this screw (4) with socket (2) and is fixed together.

2. Anti-disconnecting plug socket according to claim 1; It is characterized in that: said plug casing (11) is provided with connecting portion (3); Said connecting portion (3) is provided with perforation (31), said perforation (31) and said metal pin (12) that direction is set is identical and be provided with said metal pin (12) insulation;

Said Socket casing (21) go up with said plug (1) on perforation (31) correspondence position be provided with screw (22); Said screw (22) is provided with the metal contact insulation that is arranged in the housing;

Said screw (4) comprises and is provided with the externally threaded bar that is spirally connected that the perforation (31) that the said bar that is spirally connected passes said plug (1) is spirally connected with the screw (22) that is arranged on the Socket casing (21).

3. Anti-disconnecting plug socket according to claim 2 is characterized in that: said connecting portion (3) is the connecting plate that extends outward from said plug casing (11), and said perforation (31) is arranged on the said connecting plate.

4. Anti-disconnecting plug socket according to claim 3 is characterized in that: the place, bottom surface of the stiff end (112) of the downside of said connecting plate and said plug casing (11) at grade;

The upper surface of said Socket casing (21) is the plane, and during said plug (1) fix in position, the bottom surface of the downside of the connecting plate of said plug (1) and stiff end (112) all is against on the housing of said socket (2).

5. Anti-disconnecting plug socket according to claim 2 is characterized in that: said connecting portion (3) is two and is symmetricly set on the two side ends of said plug casing (11); Said Socket casing (21) is gone up and its correspondence position is provided with two screws (22).