CN109309311B

CN109309311B - Safety socket and plug

Info

Publication number: CN109309311B
Application number: CN201811347335.5A
Authority: CN
Inventors: 柯朝富
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-13
Filing date: 2018-11-13
Publication date: 2024-02-02
Anticipated expiration: 2038-11-13
Also published as: CN109309311A

Abstract

The embodiment of the invention discloses a safety socket and a plug, which comprise a socket body and a plug body, wherein the socket body comprises a shell; the shell is provided with a plurality of round jacks penetrating into the shell; the inner wall of the circular jack is provided with two opposite cavity holes which penetrate through the inner side and the outer side of the shell; the inner wall of the top of the shell is provided with two first contacts which are positioned outside the circular jack and are opposite to each other; a supporting plate is horizontally arranged in the shell, and two arc-shaped convex plates are oppositely arranged on the outer side of the supporting plate; one end of the arc-shaped convex plate is positioned right below the cavity hole, and the other end of the arc-shaped convex plate is positioned right below the first contact; the bottom of the supporting plate is provided with a plurality of supporting springs; the plug body is matched with the round jack in a plugging way; the outer side of the bottom of the plug is connected with two fixing plates matched with the cavity holes in an inserting mode, and the top of each fixing plate is connected with a second contact matched with the first contact.

Description

Safety socket and plug

Technical Field

The invention relates to the technical field of electricians, in particular to a safety socket and a safety plug.

Background

The household power socket and the plug commonly used in daily life are in the form of extrusion of the copper sheet and the iron core of the plug to transmit power, and the contact mode has great potential safety hazards and a plurality of inconvenient places. Firstly, the copper sheets in the socket are exposed out through the jacks through the iron cores on the plug, hands of children are smaller, and electric shock accidents often occur when fingers are inserted into the socket or the plug is used. Secondly, through the inseparable laminating of copper sheet in plug and the socket, the transmission of electric power just can be safe and effective, but the people has the too loose or too tight condition of socket in the use. The old and the children can not pull out the plug at all when using, and sometimes an adult pulls out the plug very hard, brings very big inconvenience to daily life. When the fire is too loose, the contact is poor, and the fire is caused by striking fire; in addition, in the process of inserting the plug, a user can easily contact the hand with the iron core on the plug, so that electric shock is caused, and personal injury is caused.

Disclosure of Invention

The embodiment of the invention aims to provide a safety socket and a plug, which are used for solving the problem that the existing plug and socket are not safe enough.

In order to achieve the above objective, an embodiment of the present invention provides a safety socket and plug, including a socket body and a plug body, wherein the socket body includes a housing; the shell is provided with a plurality of round jacks penetrating into the shell; the inner wall of the circular jack is provided with two opposite cavity holes, and the cavity holes penetrate through the inner side and the outer side of the shell; the inner wall of the top of the shell is provided with two first contacts which are positioned outside the circular jack and are opposite to each other;

a supporting plate is horizontally arranged in the shell, and two arc-shaped convex plates are oppositely arranged on the outer side of the supporting plate; one end of the arc-shaped convex plate is positioned right below the cavity hole, and the other end of the arc-shaped convex plate is positioned right below the first contact; the bottom of the supporting plate is provided with a plurality of supporting springs;

the plug body is matched with the round jack in a plugging manner; the plug is characterized in that two fixing plates matched with the cavity holes in an inserting mode are connected to the outer side of the bottom of the plug body, and a second contact matched with the first contact is connected to the top of each fixing plate.

Further, the two cavity holes and the two first contacts are positioned on the circular arcs of the same circle, and the same circle and the circular jack belong to the same circle center; the two first contacts of the two second contacts are positioned on the circular arc of the same circle.

Further, the section of the first contact is of a hemispherical concave structure, and the second contact is of a hemispherical convex structure matched with the first contact.

Further, a convex point is arranged at the center of the bottom of the plug body, and a groove matched with the convex point in rotation is formed in the center of the top of the supporting plate.

Further, the convex points are of a hemispherical structure.

Further, the supporting plate is in sliding connection with the shell in the vertical direction.

Further, slide ways are respectively arranged on the inner walls of the opposite sides of the shell in the vertical direction; and two ends of the supporting plate are respectively connected with a sliding block which is matched with the slideway in a sliding way.

Further, the sliding block is of a square structure.

Further, when the supporting spring is in a normal state, the supporting plate is attached to the inner wall of the top of the shell.

The embodiment of the invention has the following advantages: according to the safety socket and plug provided by the embodiment of the invention, the socket and the plug can be matched for use, so that the safety of electricity consumption is ensured, the plug is inserted into the circular jack in the use process, the supporting plate is pressed by proper force, then the fixing plate enters the shell through the cavity hole, the supporting plate is tightly attached to the plug due to the action of the supporting spring, the second contact is contacted with the first contact by rotating the plug at the moment, the purpose of safely using the socket and plug is achieved, the first contact and the second contact cannot be contacted by hands of a user in the process of inserting the plug, electric shock is avoided, meanwhile, the second contact of the socket is positioned in the shell and cannot be exposed outside, the danger of electric shock of children is further prevented, and in addition, time and labor are saved in the rotary design, and the safety socket and plug is suitable for popularization and use.

Drawings

Fig. 1 is a schematic view of an appearance structure of a safety socket and a plug according to an embodiment of the present invention.

Fig. 2 is a schematic diagram illustrating a bottom cross-sectional structure of a safety socket and a plug according to an embodiment of the present invention.

Fig. 3 is a schematic top sectional view of a safety socket and plug according to an embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view of a safety socket and plug according to an embodiment of the present invention.

Fig. 5 is a schematic view of an appearance structure of a safety socket and a plug according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a supporting plate of a safety socket and plug according to an embodiment of the present invention.

Detailed Description

Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present invention, which is described by the following specific examples.

It should be understood that the structures, proportions, sizes, etc. shown in the present specification are for understanding and reading only by those skilled in the art, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, proportional changes, or dimensional adjustments should not be made in the essential technical sense, and should not affect the efficacy of the invention or achieve the purpose of the invention. Also, the terms such as "upper", "lower", "left", "right", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the invention for which the invention may be practiced or for which the relative relationships may be altered or modified without materially altering the technical context.

Example 1

The embodiment 1 of the invention provides a safety socket and plug, which comprises a socket body 1 and a plug body 2, as shown in fig. 1, wherein the socket body 1 comprises a shell 15; the shell 15 is provided with a plurality of circular jacks 11 penetrating into the shell 15, and the circular jacks facilitate the rotation of the plug and are used for the insertion of the plug; the inner wall of the circular jack 11 is provided with two opposite cavity holes 12, and the cavity holes 12 penetrate through the inner side and the outer side of the shell 15 and are used for allowing the fixing plate on the plug to enter the shell; referring to fig. 2, the inner wall of the top of the housing 15 is provided with two first contacts 14, so that the first contacts are located in the housing, and are used for preventing the first contacts from being exposed in the air, preventing the fingers of a user from touching the first contacts by mistake, and achieving the purpose of safe use; two of the first contacts 14 are located outside the circular insertion hole 11 and opposite to each other;

referring to fig. 2 and 3, a supporting plate 13 is horizontally disposed inside the housing 15, and two arc-shaped protruding plates 131 are disposed on the outer side of the supporting plate 13; one end of the arc-shaped convex plate 131 is positioned right below the cavity hole 12, and the other end of the arc-shaped convex plate is positioned right below the first contact 14; the bottom of the supporting plate 13 is provided with a plurality of supporting springs 16 which provide restoring force;

referring to fig. 5, the plug body 2 is matched with the circular jack 11 in a plugging manner; two fixing plates 21 matched with the cavity holes 12 in a plugging manner are connected to the outer side of the bottom of the plug body 2, and a second contact 22 matched with the first contact 14 is connected to the top of the fixing plates 21; the fixed plate is internally provided with a cavity communicated with the plug body, so that the wiring is convenient.

During the use, insert the casing with the one end that the plug was equipped with the fixed plate through circular jack, press down the backup pad, owing to the existence of supporting spring, backup pad and plug body bottom laminating, two fixed plates and two arc flange contacts this moment, clockwise rotation plug, two fixed plates follow the rotation, when the fixed plate rotated to first contact below, first contact and second contact, switch on, loosen the hand, will jack up the backup pad owing to supporting spring's restoring force, thereby jack up the fixed plate and make first contact and second contact keep the contact state, plug in-process, the user can not contact any conductive metal on socket and the plug, guaranteed the safety of use, rotatory plug makes first contact and second contact, switch on the power, after the use, reverse rotation plug, make the fixed plate be in the cavity hole below, then pull out the plug can, safety and convenience, labour saving and time saving.

It should be noted that, the two cavities 12 and the two first contacts 14 are located on the arc of the same circle and the circular jack 11 belong to the same center of circle; the two first contacts 14 of the two second contacts 22 are on the arc of the same circle; the second contact on the plug is contacted with the first contact stably, so that the purpose of convenient use is achieved.

Example 2

The safety socket and the plug provided in embodiment 2 of the present invention are substantially the same as those in embodiment 1, and are optimized, as shown in fig. 4, the cross section of the first contact 14 is in a hemispherical concave structure, the second contact 22 is in a hemispherical convex structure matched with the first contact 14, so as to achieve the purpose of convenient contact, and the second contact has a strand oscillation force under the elasticity of the supporting spring in the process of inserting the first contact, so that the power is more stable, and the contact between the first contact and the second contact can be confirmed when the plug is rotated.

Example 3

The safety socket and the plug provided in the embodiment 3 of the present invention are substantially the same as those in the embodiment 2, and optimally, as shown in fig. 5, a bump 23 is provided at the bottom center of the plug body 2, and a groove 132 rotationally matched with the bump 23 is provided at the top center of the supporting plate 13; the purpose of convenient rotation is achieved.

Example 4

The safety socket and plug provided in embodiment 4 of the present invention are substantially the same as those in embodiment 3, and optimally, as shown in fig. 4, the support plate 13 is slidably connected to the housing 15 in a vertical direction; slide ways 19 are respectively arranged on the inner walls of the opposite sides of the shell 15 in the vertical direction; two ends of the supporting plate 13 are respectively connected with a sliding block 18 which is matched with the sliding way 19 in a sliding way; the sliding block 18 is of a square structure; the supporting plate is prevented from shaking when being pressed, the supporting plate is stabilized, and the purpose of safe use is achieved.

When the supporting spring 16 is in a normal state, the supporting plate 13 is attached to the inner wall of the top of the housing 15.

While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.

Claims

1. A safety socket and plug, comprising a socket body (1) and a plug body (2), characterized in that the socket body (1) comprises a housing (15); a plurality of round jacks (11) penetrating into the shell (15) are formed in the shell (15); two opposite cavity holes (12) are formed in the inner wall of the circular jack (11), and the cavity holes (12) penetrate through the inner side and the outer side of the shell (15); the inner wall of the top of the shell (15) is provided with two first contacts (14), and the two first contacts (14) are positioned outside the circular jack (11) and opposite to each other;

a supporting plate (13) is horizontally arranged in the shell (15), and two arc-shaped convex plates (131) are oppositely arranged on the outer side of the supporting plate (13); one end of the arc-shaped convex plate (131) is positioned right below the cavity hole (12), and the other end of the arc-shaped convex plate is positioned right below the first contact (14); a plurality of supporting springs (16) are arranged at the bottom of the supporting plate (13);

the plug body (2) is matched with the round jack (11) in an inserting way; two fixing plates (21) matched with the cavity holes (12) in an inserting mode are connected to the outer side of the bottom of the plug body (2), and second contacts (22) matched with the first contacts (14) are connected to the tops of the fixing plates (21).

2. A safety socket and plug according to claim 1, characterized in that two of said cavities (12) and two of said first contacts (14) are on the arc of the same circle and said same circle is in the same centre of a circle as said circular receptacle (11); the two second contacts (22) and the two first contacts (14) are located on the same circular arc.

3. A safety socket and plug according to claim 1, characterized in that the first contact (14) has a hemispherical concave structure in cross section and the second contact (22) has a hemispherical convex structure matching the first contact (14).

4. The safety socket and plug according to claim 1, wherein a protruding point (23) is arranged at the bottom center of the plug body (2), and a groove (132) rotationally matched with the protruding point (23) is formed at the top center of the supporting plate (13).

5. A safety socket and plug according to claim 4, characterised in that the bumps (23) are of hemispherical configuration.

6. A safety socket and plug according to claim 1, characterised in that the support plate (13) is slidingly connected to the housing (15) in a vertical direction.

7. The safety socket and plug according to claim 6, wherein the inner walls of the opposite sides of the housing (15) are provided with slides (19) in the vertical direction, respectively; two ends of the supporting plate (13) are respectively connected with a sliding block (18) which is matched with the sliding way (19) in a sliding way.

8. A safety socket and plug according to claim 7, characterised in that the slider (18) is of square configuration.

9. A safety socket and plug according to claim 1, wherein the support plate (13) is attached to the top inner wall of the housing (15) when the support spring (16) is in a normal state.