CN110224261B

CN110224261B - Socket of protection against electric shock

Info

Publication number: CN110224261B
Application number: CN201910617847.7A
Authority: CN
Inventors: 金上树
Original assignee: Zhejiang Huayan Electric Co ltd
Current assignee: Zhejiang Huayan Electric Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-12-15
Anticipated expiration: 2039-07-10
Also published as: CN110224261A

Abstract

The invention relates to the technical field of sockets, in particular to an electric shock preventing socket, wherein a socket main body is clamped in a square-ring-shaped inner shell, four corresponding telescopic columns are respectively arranged at four right-angle positions on the surface of one side, close to jacks of the socket main body, of the square-ring-shaped inner shell in a telescopic mode, a socket panel arranged corresponding to the square-ring-shaped inner shell is arranged above the telescopic columns, the tail end, close to one side of the socket panel, of each telescopic column is installed on the lower surface of the socket panel in a threaded mode, an opening corresponding to the socket main body is formed in the socket panel, a socket cover plate matched with the opening is rotatably installed on the inner side to the outer side of the opening, a limiting rod is inserted into the surface, close to one side of the socket panel, of the square-ring-shaped inner shell, jacks corresponding to the limiting rod are formed in the socket panel, a knob is installed on the limiting rod. The invention has the advantage of good electric shock prevention effect.

Description

Socket of protection against electric shock

Technical Field

The invention relates to the technical field of sockets, in particular to an electric shock prevention socket.

Background

The socket, also called power socket or switch socket, is a socket into which one or more circuit terminals can be inserted, through which various terminals can be inserted, thus facilitating connection with other circuits. The connection and disconnection between the circuit and the copper piece are realized to finally achieve the connection and disconnection of the part of the circuit. The existing socket has incomplete anti-electric shock measures, the jacks of the socket are directly exposed, and some infants easily insert fingers or other conductive objects into the jacks of the socket with curiosity, so that electric shock accidents are caused.

Disclosure of Invention

The invention aims to solve the defect that electric shock prevention measures are incomplete in the prior art, and provides an electric shock prevention socket.

In order to achieve the purpose, the invention adopts the following technical scheme:

the socket comprises a socket main body, wherein the socket main body is clamped in a square ring-shaped inner shell, four corresponding telescopic columns are respectively arranged on the square ring-shaped inner shell and close to four right-angle positions on one side surface of a jack of the socket main body in a telescopic mode, a socket panel arranged corresponding to the square ring-shaped inner shell is arranged above the telescopic columns, the tail end of one side of each telescopic column, close to the socket panel, is installed on the lower surface of the socket panel in a threaded mode, an opening corresponding to the socket main body is formed in the socket panel, a socket cover plate matched with the opening is rotatably installed on the inner side to the outer side of the opening, a limiting rod is inserted into one side surface, close to the socket panel, of the square ring-shaped inner shell, a jack corresponding to the limiting rod is formed in the socket panel, a knob is installed on the limiting rod in a threaded mode after the, the square ring-shaped outer shell is sleeved outside the square ring-shaped inner shell and matched with the square ring-shaped inner shell.

Preferably, two clamping grooves corresponding to each other are formed in the square-ring-shaped inner shell from the top to the middle of the corresponding two side wall surfaces in the square-ring-shaped inner shell in the height direction, the length of each clamping groove is not more than the height of the square-ring-shaped inner shell, two clamping blocks corresponding to the clamping grooves are formed in the lower portions of the two corresponding side surfaces of the socket body, the socket body is clamped in the square-ring-shaped inner shell in a matched mode through the clamping blocks and the clamping grooves, and the clamping blocks are in interference fit with the clamping grooves.

Preferably, the telescopic column comprises a first cylinder, a second cylinder is fixedly installed in the center of the tail end of one side of the first cylinder, the diameter of the second cylinder is larger than that of the first cylinder, a first threaded connecting column is fixedly installed in the center of the surface of the tail end of one side of the first cylinder, which is far away from the second cylinder, the diameter of the first threaded connecting column is smaller than that of the first cylinder, first cylindrical grooves matched with the second cylinder are formed in four right angles on the surface of one side, which is far away from the socket panel, of the square-ring-shaped inner shell, a second cylindrical groove is formed in the center of the surface of the bottom in the cylindrical groove, the upper portion of the second cylindrical groove penetrates through the surface of the top of the square-ring-shaped inner shell, the depth of the first cylindrical groove is larger than that of the second cylindrical groove, the depth of the first cylindrical groove is larger than that of the second cylinder, and the telescopic column is installed in an inserting manner after sequentially penetrating through the first cylindrical groove and the second cylindrical groove The socket comprises a socket panel and a second cylinder, wherein the lower surface of the socket panel is arranged, a circular cover plate is embedded in the center of the surface of the tail end of one side, away from the socket panel, of the first cylinder, a screw is arranged in the center of the surface of the tail end of the first cylinder, the diameter of the circular cover plate is larger than that of the first cylinder, and a spring is arranged between the circular cover plate and the second cylinder.

Preferably, the gag lever post includes the third cylinder, the terminal fixed mounting in one side has second screw thread post on the third cylinder, the knob of looks adaptation is installed to the screw thread on the second screw thread post, the fixed stopper that is equipped with along length direction on the third cylinder, keep away from the fixed conical fixture block that is equipped with in the middle of second screw thread post one side terminal surface on the third cylinder, it has the corresponding slot of conical fixture block to open on the square ring shape interior casing is close to a socket panel side surface, conical fixture block inserts in the slot of looks adaptation with it.

Preferably, the surface of one side of the knob, which is far away from the second threaded column, is provided with scale marks corresponding to the limiting block along the radial direction.

Preferably, two symmetrically distributed convex blocks are fixedly arranged on the surface of the tail end of one side, far away from the rotatable direction, of the socket cover plate, two buckling grooves corresponding to the convex blocks are formed in the socket panel, and magnetic attraction blocks corresponding to each other are arranged on every two corresponding convex blocks and the corresponding buckling grooves.

Preferably, the outer surfaces of the socket panel and the socket cover plate are both sprayed with antifouling coatings.

Preferably, a gap is left between the square ring-shaped outer shell and the socket panel.

The invention provides an electric shock prevention socket which has the beneficial effects that: by arranging the socket cover plate, the jacks of the socket can be covered under the condition that the socket is not used, so that the situation that an infant directly touches the jacks is avoided, which is a first layer of protection measure; by arranging the telescopic column and the socket panel connected with the telescopic column, when the socket is used, the socket main body can be exposed only by pressing the socket panel first, so that a second layer of protection measures are taken; by arranging the limiting rod, the limiting block on the limiting rod is aligned with the jack on the socket panel by screwing the knob before the socket panel is pressed, so that the socket panel can be smoothly pressed down, which is a third layer of protection measure; through setting up three-layer safeguard measure for the jack on the socket can't be touched to general infant, has effectively avoided the emergence of electric shock accident.

Drawings

Fig. 1 is a schematic front view of an anti-electric shock socket according to the present invention;

fig. 2 is a schematic back side view of an anti-electric shock socket according to the present invention;

fig. 3 is a schematic structural view of an electric shock preventing socket according to the present invention without a square-ring shaped outer housing;

fig. 4 is a schematic structural view illustrating a socket panel of the electric shock preventing socket according to the present invention after the socket panel is pressed when the square-ring shaped outer housing is not installed;

fig. 5 is a schematic structural view of a limiting rod mounting structure of an electric shock prevention socket according to the present invention;

fig. 6 is a schematic view of an installation structure of a telescopic column of an electric shock preventing socket according to the present invention.

In the figure: the socket comprises a socket main body 1, a square-ring-shaped inner shell 2, a clamping block 3, a clamping groove 4, a telescopic column 5, a first cylinder 501, a second cylinder 502, a first threaded connecting column 503, a socket panel 6, an opening 7, a socket cover plate 8, a limiting rod 9, a third cylinder 901, a second threaded column 902, a limiting block 903, a conical clamping block 904, a convex block 10, a buckling groove 11, a jack 12, a square-ring-shaped outer shell 13, a first cylindrical groove 14, a second cylindrical groove 15, a spring 16, a circular cover plate 17, a slot 18 and a knob 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, a socket of protection against electric shock, including socket subject 1, socket subject 1 blocks and establishes in square circle shape interior casing 2, two corresponding draw-in grooves 4 have been opened along the direction of height from the top in two corresponding lateral wall surfaces in the square circle shape interior casing 2, the length of draw-in groove 4 is no longer than the height of square circle shape interior casing 2, two side lower parts that correspond on socket subject 1 all open two fixture blocks 3 corresponding with draw-in grooves 4, socket subject 1 matches the card through fixture block 3 and draw-in groove 4 and locates in square circle shape interior casing 2,

fixture block

3 and 4 interference fit of draw-in groove, make the installation of socket subject 1 more simple like this, interference fit makes the more inseparabler that combines between socket subject 1 and the square circle shape interior casing 2 simultaneously.

Four right angles on the surface of one side, close to the jack of the socket body 1, of the square ring-shaped inner shell 2 are respectively provided with four corresponding telescopic columns 5 in a telescopic mode, a socket panel 6 which is arranged corresponding to the square ring-shaped inner shell 2 is arranged above the telescopic columns 5, the tail end, close to one side of the socket panel 6, of each telescopic column 5 is installed on the lower surface of the socket panel 6 in a threaded mode, each telescopic column 5 comprises a first cylinder 501, a second cylinder 502 is fixedly installed in the center of the tail end of one side of the first cylinder 501, the diameter of the second cylinder 502 is larger than that of the first cylinder 501, a first threaded connecting column 503 is fixedly installed in the center of the surface of the tail end, far away from one side of the second cylinder 502, of the first cylinder 501, the diameter of the first threaded connecting column 503 is smaller than that of the first cylinder 501, four right angles on the surface, far away from one side, a second cylindrical groove 15 is formed in the center of the bottom surface in the cylindrical groove 14, the upper portion of the second cylindrical groove 15 penetrates through the top surface of the square-ring-shaped inner shell 2, the depth of the first cylindrical groove 14 is larger than that of the second cylindrical groove 15, the depth of the first cylindrical groove 14 is larger than that of the second cylinder 502, the telescopic column 5 sequentially penetrates through the first cylindrical groove 14 and the second cylindrical groove 15 from a first threaded connecting column 503 at the top and then is installed on the lower surface of the socket panel 6 in a threaded manner, a circular cover plate 17 is embedded in the center of the end surface of one side, far away from the socket panel 6, in the first cylindrical groove 14 through a screw, the diameter of the circular cover plate 17 is larger than that of the first cylindrical groove 14, so that the installation of the screw is convenient, a spring 16 is placed between the circular cover plate 17 and the second cylinder 502, when the socket panel 6 is pressed, the second cylinder 502 moves downwards along the first cylindrical groove 14, so that socket panel 6 moves down, and socket body 1 pushes up socket cover plate 8, thereby makes socket body 1 expose, after inserting the charger in the jack, because mutual support between charger and socket cover plate 8, thereby make socket panel 8 can not get back to the initial position under the restoring effect of spring 16, when extracting the charger, spring 16 pushes up second cylinder 502, thereby makes socket cover plate 6 return to the initial position.

The socket panel 6 is provided with an opening 7 corresponding to the socket body 1, the opening 7 is internally and externally rotatably provided with a socket cover plate 8 matched with the opening 7, two symmetrically distributed convex blocks 10 are fixedly arranged on the surface of the tail end of one side of the socket cover plate 8 far away from the rotatable direction, the socket panel 6 is provided with two buckling grooves 11 corresponding to the convex blocks 10, every two corresponding convex blocks 10 and the buckling grooves 11 are respectively provided with a magnetic attraction block which corresponds to each other, when the socket is not used, the socket cover plate 8 is tightly attached to the opening of the socket panel 6 due to the mutual adsorption effect of the magnetic attraction blocks on the convex blocks 10 and the buckling grooves 11, the socket cover plate 8 is smooth in outer surface and cannot be easily opened without the help of tools such as a sucker, and antifouling coatings are sprayed on the outer surfaces of the socket panel 6 and the socket cover plate 8.

A limiting rod 9 is inserted into the surface of one side of the square-ring-shaped inner shell 2 close to the socket panel 6, a jack 12 corresponding to the limiting rod 9 is arranged on the socket panel 6, a knob 19 is installed on the limiting rod 9 in a threaded manner after the tail end of one side of the square-ring-shaped inner shell 2 far away from the square-ring-shaped inner shell passes through the jack 12, a scale mark corresponding to the limiting block 903 is radially arranged on the surface of one side of the knob 19 far away from the second threaded column 902, the limiting rod 9 comprises a third cylinder 901, the tail end of one side of the third cylinder 901 is fixedly provided with the second threaded column 902, a knob 19 matched with the second threaded column 902 is installed on the second threaded column 902 in a threaded manner, the limiting block 903 is fixedly arranged on the third cylinder 901 along the length direction, a conical clamping block 904 is fixedly arranged at the center of the tail end surface of one side of the third cylinder 901 far away from the second threaded column 902, and, in the slot 18 of conical fixture block 904 insertion and its looks adaptation, conical fixture block 904 and slot 18 cooperate and fix gag lever post 9, only hard pulling gag lever post 9 can only extract slot 18 with gag lever post 9, after inserting slot 18, gag lever post 9 can rotate at will, when socket cover 6 is pressed to needs, rotatory gag lever post 9 makes stopper 903 aim at jack 12 on the socket panel 6 according to the scale mark on the knob 19, like this when pressing socket panel 6, socket cover 6 can not be supported by stopper 903 and lead to unable downstream.

The square ring-shaped outer shell 13 matched with the square ring-shaped inner shell is sleeved outside the square ring-shaped inner shell 2, the square ring-shaped inner shell 2 is fixedly connected with the square ring-shaped outer shell 13 through screws, the square ring-shaped outer shell 13 wraps the square ring-shaped inner shell 2 and the socket panel 6 in the square ring-shaped outer shell, so that the whole socket can be conveniently installed, a gap is reserved between the square ring-shaped outer shell 13 and the socket panel 6, and the socket panel 6 can be more easily moved downwards when the socket panel 6 is pressed.

When the socket is used, after the whole socket is installed on a wall body, under the condition that the socket is not used, the socket jacks are covered by the socket cover plate 8, so that an infant is prevented from directly contacting the jacks, which is a first layer of protection measure, when the socket is used, the socket main body 1 can be exposed only by pressing the socket panel 6 firstly, and meanwhile, the socket panel 6 can be smoothly pressed down by screwing the knob 19 to enable the limiting block 903 on the limiting rod 9 to be aligned with the jacks 12 on the socket panel 6 before the socket panel 6 is pressed, which is a third layer of protection measure, and the three layers of protection measures enable the ordinary infant not to contact the jacks on the socket, thereby effectively avoiding electric shock accidents and being worthy of popularization.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An electric shock prevention socket comprises a socket main body (1) and is characterized in that the socket main body (1) is clamped in a square ring-shaped inner shell (2), four corresponding telescopic columns (5) are respectively arranged on the square ring-shaped inner shell (2) close to four right-angle positions on one side surface of a jack of the socket main body (1) in a telescopic mode, a socket panel (6) corresponding to the square ring-shaped inner shell (2) is arranged above the telescopic columns (5), the tail end of one side, close to the socket panel (6), of each telescopic column (5) is installed on the lower surface of the socket panel (6) in a threaded mode, an opening (7) corresponding to the socket main body (1) is formed in the socket panel (6), a socket cover plate (8) matched with the opening is installed on the inner side of the opening (7) in a rotary mode towards the outer side, a limiting rod (9) is inserted into the surface of one side, close to the socket panel (6), of the square ring, the socket panel (6) is provided with a jack (12) corresponding to the limiting rod (9), the tail end of one side, far away from the square ring-shaped inner shell (2), of the limiting rod (9) penetrates through the jack (12) and then is provided with a knob (19) in a threaded manner, and the square ring-shaped outer shell (13) matched with the square ring-shaped inner shell (2) is sleeved outside the square ring-shaped inner shell (2); two corresponding clamping grooves (4) are formed in the middle of the surfaces of two corresponding side walls in the square ring-shaped inner shell (2) from the top in the height direction, the length of each clamping groove (4) is not more than the height of the square ring-shaped inner shell (2), two clamping blocks (3) corresponding to the clamping grooves (4) are formed in the lower portions of two corresponding side surfaces of the socket main body (1), the socket main body (1) is clamped in the square ring-shaped inner shell (2) through the clamping blocks (3) and the clamping grooves (4) in a matched mode, and the clamping blocks (3) are in interference fit with the clamping grooves (4); the telescopic column (5) comprises a first cylinder (501), a second cylinder (502) is fixedly installed at the middle of the tail end of one side of the first cylinder (501), the diameter of the second cylinder (502) is larger than that of the first cylinder (501), a first threaded connecting column (503) is fixedly installed at the middle of the surface of the tail end of one side, far away from the second cylinder (502), of the first cylinder (501), the diameter of the first threaded connecting column (503) is smaller than that of the first cylinder (501), four right angles on the surface of one side, far away from the socket panel (6), of the square-ring-shaped inner shell (2) are provided with first cylindrical grooves (14) matched with the second cylinder (502), a second cylindrical groove (15) is formed at the middle of the bottom surface in the cylindrical grooves (14), and the upper portion of the second cylindrical groove (15) penetrates through the top surface of the square-ring-shaped inner shell (2), the depth of the first cylindrical groove (14) is larger than that of the second cylindrical groove (15), the depth of the first cylindrical groove (14) is larger than that of the second cylindrical body (502), the telescopic column (5) sequentially penetrates through the first cylindrical groove (14) and the second cylindrical groove (15) from a first threaded connecting column (503) at the top and is installed on the lower surface of the socket panel (6) in a threaded manner, a circular cover plate (17) is embedded in the center of the tail end surface of one side, far away from the socket panel (6), in the first cylindrical groove (14) through a screw, the diameter of the circular cover plate (17) is larger than that of the first cylindrical groove (14), and a spring (16) is placed between the circular cover plate (17) and the second cylindrical body (502); the limiting rod (9) comprises a third cylinder (901), a second threaded column (902) is fixedly installed at the tail end of one side of the third cylinder (901), a knob (19) matched with the second threaded column (902) is installed on the second threaded column (902) in a threaded mode, a limiting block (903) is fixedly arranged on the third cylinder (901) along the length direction, a conical clamping block (904) is fixedly arranged in the center of the surface of the tail end of one side, far away from the second threaded column (902), of the third cylinder (901), a slot (18) corresponding to the conical clamping block (904) is formed in the surface, close to the socket panel (6), of the square ring-shaped inner shell (2), and the conical clamping block (904) is inserted into the slot (18) matched with the conical clamping block; the surface of one side, far away from the second threaded column (902), of the knob (19) is provided with scale marks corresponding to the limiting block (903) along the radial direction; two symmetrically distributed convex blocks (10) are fixedly arranged on the surface of the tail end of one side, far away from the rotatable direction, of the socket cover plate (8), two buckling grooves (11) corresponding to the convex blocks (10) are formed in the socket panel (6), and magnetic blocks corresponding to each other are arranged on each two corresponding convex blocks (10) and each buckling groove (11); antifouling coatings are sprayed on the outer surfaces of the socket panel (6) and the socket cover plate (8); and a gap is reserved between the square ring-shaped outer shell (13) and the socket panel (6).