CN112448204A

CN112448204A - Electric shock prevention socket board and plug front-end assembly

Info

Publication number: CN112448204A
Application number: CN202011375128.8A
Authority: CN
Inventors: 杨金秀; 王礼燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-03-05

Abstract

An anti-shock electrical receptacle and plug header assembly comprising: the plug comprises a socket board connected with a power circuit, a blocking device used for adjusting the opening and closing of jacks, a connecting cover matched with the socket board and a front-mounted assembly connected with a common plug; by matching the connecting cover and the blocking device, all electrified parts are shielded inside the shell when the common plug is inserted into the front-mounted assembly and further inserted into the socket board, so that electric sparks are effectively prevented from splashing, and the electric shock risk is greatly reduced; the design that the blocking piece can be opened only by pushing the limiting column by the blocking device effectively avoids the accident of electric leakage caused by the fact that a child mistakenly operates to enter foreign matters into the jack, and solves the problem of electric shock of the socket; by arranging the front-mounted assembly, the common plug is firstly inserted into the non-electric front-mounted assembly in the inserting process, so that the plug is prevented from directly contacting a power supply, the problem that the plug needs to be specially designed is solved, and the invention has wide applicability.

Description

Electric shock prevention socket board and plug front-end assembly

Technical Field

The invention relates to the technical field of electric connection auxiliary tools, in particular to an electric shock prevention socket board and a plug front-mounted assembly.

Background

The socket is also called a power socket and a switch socket, and the socket is a socket in which one or more than one circuit connection wires can be inserted, and various connection wires can be inserted through the socket so as to be conveniently communicated with other circuits; the socket is indispensable electrical equipment in daily life of people, and is a bridge for connecting a household power supply with other electrical equipment; the connection and disconnection between the household power supply and other electrical equipment are realized through the connection and disconnection between the circuit and the copper piece in the socket.

Although the socket in the prior art has different protection functions, certain potential safety hazards still exist, for example, sometimes a child can take a metal conductor to touch a jack or directly take a finger to touch the jack under the curiosity, and after the metal conductor or the finger contacts with an electrode in the socket, a body is electrified, so that serious electric shock accidents are caused; when the plug is used, the electrodes of the plug are basically exposed, so that fingers of an operator can easily touch the electrodes of the plug in the inserting process, the human body is easily subjected to electric shock at the moment that the plug enters the socket, and great potential safety hazards are caused;

for example, chinese utility model patent No. CN2018220045723 discloses an improved electric shock prevention socket panel, which includes: a socket housing; the socket comprises a socket shell, a sliding rail, a cover plate, a plug panel, a double-end jack, three jacks and a pin, wherein the sliding rail is embedded in the two sides of the socket shell, the cover plate is embedded in the sliding rail, the plug panel is fixedly installed in the center of the socket shell through screws, the double-end jack is arranged above the plug panel, the three jacks are arranged below the double-end jack, and the pin is rotatably installed on the right; the novel improved electric shock prevention socket panel is provided with the cover plate, when the socket is not used, a user can cover the cover plate, and therefore children are prevented from touching the socket panel by mistake; but the cover plate can be easily opened for children, particularly for curious children, the cover plate is additionally arranged for the children to have an attraction effect, the occurrence probability of potential safety hazards is increased, and the problems are still not substantially solved;

for example, chinese patent invention CN201810260614.1 discloses an electric shock preventing socket, which comprises a base, and is characterized in that: the socket is characterized in that guide rails are symmetrically arranged on the base, protective shells are symmetrically arranged in the guide rails left and right, a spring B is connected between the protective shells, through-line holes are formed in the protective shells, a placing plate for placing a socket is arranged in the base, and a driving device for pulling the protective shells to open is arranged in the base; however, the invention does not consider the safety problem existing in the plug inserting process and does not provide a corresponding solution;

therefore, an electric shock preventing socket board and plug preposition assembly is urgently needed to be invented, not only can the potential safety hazard of contact type electric shock of an operator be reduced in the using process, but also the danger caused by misoperation of children can be prevented, and the technical problems can be efficiently solved.

Disclosure of Invention

In order to solve the problems, the invention provides an anti-electric-shock socket board and a plug front-end assembly, which control the closing of an electrode separation blade in the socket board through a designed mechanical device, and the socket board jack is always in a closed state before a plug enters, so that children are prevented from touching the jack with curiosity to get an electric shock; the plug electrode is protected in the shell by designing the front assembly, so that the electric shock caused by the fact that an operator carelessly contacts the electrode when the plug electrode is used is avoided.

The technical scheme adopted by the invention is as follows: an anti-shock electrical receptacle and plug header assembly comprising: the plug comprises a socket board connected with a power circuit, a blocking device used for adjusting the opening and closing of jacks, a connecting cover matched with the socket board and a front-mounted assembly connected with a common plug; the blocking device is arranged inside the socket board; the front-mounted assembly is in sliding fit with the connecting cover, and is retracted into the connecting cover when not in use, and is required to be pushed out to be matched with the socket board when in use;

the socket board includes: the end cover is detachably arranged at the front end of the base, and the blocking device is arranged between the base and the end cover; the blocking device comprises: the device comprises a limiting column, a spring A, a moving pin, a swing rod, a supporting shaft, a separation baffle A, a supporting frame, a roller, a wedge-shaped block, a spring B, a reset plate and a separation baffle B; the limiting column penetrates through a pin hole formed in the end cover and is slidably mounted in a pin hole groove correspondingly formed in the base; the movable pin is fixedly arranged at the rear part of the limiting column; the spring A penetrates through the rear part of the limiting column, one end of the spring A is fixed with the base, and the other end of the spring A is fixed with the moving pin; when the limiting column slides backwards, the moving pin is driven to move synchronously, and the spring A is compressed;

the swing rod is arranged in the base in a swinging mode through the support shaft, one end of the swing rod is connected with the upper portion of the moving pin in a sliding mode, and the other end of the swing rod is hinged to the separation blade A; the supporting shaft is slidably arranged on the base and is in relative rotation fit with the oscillating bar; the separation blade A is slidably arranged on a slide rail A arranged on the inner surface of the end cover and used for separating and blocking the insertion hole; when the movable pin drives the swing rod to rotate around the supporting shaft, the blocking piece A can slide left and right in the horizontal direction, and then blocking or exposing the jack; the two ends of the support frame are fixedly arranged at the lower part of the moving pin, the front end of the support frame is rotatably provided with a roller, and when the moving pin drives the support frame to move backwards, the roller also moves backwards; the lower end of the wedge-shaped fast inclined plane is in contact with the roller, and the roller presses the wedge-shaped fast downward movement when moving backward; the wedge block B is slidably mounted on a slide rail B arranged on the inner surface of the end cover; one end of the spring B is fixed on the mounting column arranged on the inner surface of the end cover, and the other end of the spring B is connected with the reset plate; the reset plate is fixedly arranged at the lower part of the separation blade B; the wedge-shaped fast downward movement drives the separation blade B to slide downward and compresses the spring B;

the connecting cover is matched with the socket board for use; the rear surface of the connecting cover is provided with an upright post, the position of the upright post corresponds to that of the limiting post, the connecting cover is pushed backwards, the upright post pushes the limiting post to move backwards, and then the blocking device is driven to expose the jack on the end cover; the side surface of the connecting cover is provided with a buckle A which is matched with the lock holes correspondingly arranged on the two sides of the socket board and is used for locking the socket board and the connecting cover and preventing the connecting cover from being bounced open by the counterforce of the spring A; a guide rod is arranged in the connecting cover and is vertical to the direction of the socket board, a return spring is arranged on the guide rod, the other end of the guide rod is fixed with the connecting cover, and one end of the guide rod is connected with the front-mounted assembly;

the front-end assembly comprises: the plug board, the clamping spring plate and the buckle B; the plug board is slidably arranged on the guide rod, and the clamping elastic sheet is fixedly arranged behind the plug board, corresponds to the position of an electrode on the common plug and is used for clamping when the common plug is connected with the front-mounted assembly; the buckle B is arranged at the rear end of the plugboard and is matched with the lock catches arranged on the two side surfaces of the connecting cover;

when in use, a common plug is inserted into the plugboard, and the electrode is clamped by the clamping shrapnel; the plug board is further pushed backwards, the front assembly slides backwards along the guide rod and compresses the return spring, the buckle B is matched and fixed with the lock catch, and the front assembly drives the common plug to extend out of the connecting cover;

furthermore, the two side edges of the connecting cover are correspondingly provided with lock catch pushing pieces B for releasing the matching of the lock catch and the buckle B.

Furthermore, the two side edges of the base are correspondingly provided with lock catch push pieces A which are used for releasing the matching of the lock hole and the buckle A and enabling the buckle A to pop out of the lock hole.

Furthermore, the external of the front assembly is also provided with a protective cover for preventing the common plug from entering by conductive liquid such as water and the like after being connected with the front assembly.

Furthermore, the number of the pin holes is two, the pin holes are symmetrically arranged on two sides of the end cover, and the pin hole grooves are symmetrically arranged in corresponding positions in the base; the corresponding limiting column, the spring A and the moving pin are provided with two.

Further, the blocking device 2 is made of an electrical insulating material.

Furthermore, in the connecting cover 3, two upright posts 31 are arranged and symmetrically distributed on two sides of the rear surface of the connecting cover 3.

Furthermore, in the connecting cover 3, two guide rods 33 and two return springs 34 are arranged and symmetrically distributed on the inner side edge of the connecting cover 3.

Due to the adoption of the technical scheme, the invention has the following advantages:

(1) according to the invention, by matching the connecting cover and the blocking device, when the common plug is inserted into the front-mounted assembly and further inserted into the socket board, the electrified part is completely shielded inside the shell, so that electric sparks are effectively prevented from splashing, and the electric shock risk is greatly reduced; meanwhile, through the design that the blocking piece can be opened only by pushing the limiting column by the blocking device, the accident that foreign matters enter the jack by misoperation of children and the electricity leaks is effectively avoided, and the problem of electric shock of the socket is solved;

(2) according to the invention, by arranging the front-mounted assembly, a common plug is firstly inserted into the non-electric front-mounted assembly in the inserting process, so that the plug is prevented from directly contacting a power supply;

(3) the arrangement of the front assembly solves the problem that the plug needs to be specially designed, so that the invention has wider applicability.

Drawings

Fig. 1 is a schematic view of the overall structure working state of the present invention.

Fig. 2 is an exploded view of the components of the present invention.

FIG. 3 is a schematic diagram of the mating relationship between the socket board and the blocking device of the present invention.

FIG. 4 is a schematic view of the mating relationship of the joint boot and the front module of the present invention.

Fig. 5 is a schematic view of a specific mechanism of the blocking device of the present invention.

Fig. 6 is a schematic view of the specific structure of the connecting cover of the present invention.

FIG. 7 is a schematic diagram of a specific structure of the front assembly of the present invention.

Reference numerals: 1-a socket board; 2-a blocking device; 3-connecting the cover; 4-a front assembly; 11-end cap; 12-a base; 111-pin holes; 112-slide rail a; 113-slide rail B; 114-a keyhole; 115-a jack; 121-pin hole slots; 122-locking push piece A; 201-a limiting column; 202-spring a; 203-moving pins; 204-a swing rod; 205-supporting the shaft; 206-barrier sheet a; 207-a support frame; 208-a roller; 209-wedge block; 210-spring B; 211-a reset plate; 212-barrier sheet B; 31-upright post; 32-fastener A; 33-a guide rod; 34-a return spring; 35-locking; 41-inserting plate; 42-clamping the spring plate; 43-clasp B.

Detailed Description

The invention discloses an electric shock prevention socket board and a plug preposition assembly, which can reduce the electric shock danger when an operator uses a common plug. The technical solutions in the embodiments of the present invention are 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 embodiments. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention. The above description is only an embodiment of the present invention, and is not intended to limit the present invention.

Embodiments, as shown in fig. 1-6, an anti-shock electrical receptacle and plug header assembly, the present invention comprises: the socket comprises a socket board 1 connected with a power circuit, a blocking device 2 used for adjusting the opening and closing of the socket board 1, a connecting cover 3 matched with the socket board 1 and a front assembly 4 connected with a common plug; wherein the baffle device 2 is arranged inside the socket board 1; when the socket is not used, the blocking device 2 blocks the connecting jacks of the socket board 1, and when the socket is used, the connecting jacks of the socket board 1 are exposed under the triggering of the connecting cover 3 and the front-mounted component 4; the front component 4 is matched with the connecting cover 3 in a sliding way, when the front component 4 is not used, the front component 4 is contracted in the connecting cover 3, when the front component is used, a common plug is required to be installed on the front component 4, and then the front component 4 is pushed out to be matched with the socket board 1; through the matching use of the connecting cover 3 and the blocking device 2, all electrified parts are shielded inside the shell when the common plug is inserted into the front assembly 4 and further inserted into the socket board 1, so that the electric spark splashing is effectively avoided, and the electric shock risk is greatly reduced;

referring to fig. 3, the socket board 1 includes: the end cover 11 is detachably arranged at the front end of the base 12, and the baffle device 2 is arranged between the base 12 and the end cover 11; specifically, referring to fig. 5, the blocking device 2 includes: the device comprises a limiting column 201, a spring A202, a moving pin 203, a swing rod 204, a supporting shaft 205, a blocking piece A206, a supporting frame 207, a roller 208, a wedge block 209, a spring B210, a reset plate 211 and a blocking piece B212; the limiting column 201 penetrates through a pin hole 111 formed in the end cover 11 and is slidably mounted in a pin hole groove 121 correspondingly formed in the base 12; the movable pin 203 is fixedly arranged at the rear part of the limiting column 201; the spring A202 penetrates through the rear part of the limiting column 201, one end of the spring A is fixed with the base 12, and the other end of the spring A is fixed with the moving pin 203; when the limiting column 201 slides backwards, the moving pin 203 is driven to move synchronously, and the spring A202 is compressed; when the limiting column 201 is not pressed backwards, the counterforce of the spring A202 pushes the limiting column 201 to move forwards and drives the moving pin 203 and other components to return to the initial state; in this embodiment, two limiting columns 201, two springs a202 and two moving pins 203 are arranged and are distributed in bilateral symmetry;

the swing rod 204 is installed in the base 12 in a swinging manner through a support shaft 205, one end of the swing rod is connected with the upper part of the moving pin 203 on one side in a sliding manner, and the other end of the swing rod is hinged with the blocking piece A206; the supporting shaft 205 is slidably mounted on the base 12 and is in relative rotation fit with the swing rod 204; the blocking piece A206 is slidably mounted on a sliding rail A112 arranged on the inner surface of the end cover 11 and used for blocking the insertion hole 115; when the moving pin 203 drives the swing rod 204 to rotate around the supporting shaft 205, the other end of the swing rod 204 can pull the blocking piece A206 to slide left and right in the horizontal direction, and then blocking or exposing the jack 115; whether the jack 115 is exposed or shielded is controlled by adjusting the position of the barrier piece a 206;

two ends of the supporting frame 207 are fixedly arranged at the lower part of the moving pin 203, the front end of the supporting frame 207 is rotatably provided with a roller 208, and when the moving pin 203 drives the supporting frame 207 to move backwards, the roller 208 also moves backwards; the lower end of the inclined surface of the wedge block 209 is contacted with the roller 208, and the roller 208 presses the wedge block 209 to move downwards when moving backwards; the wedge block 209 is fixedly arranged on a blocking piece B212, and the blocking piece B212 is slidably arranged on a sliding rail B113 arranged on the inner surface of the end cover 11; one end of the spring B210 is fixed on a mounting column arranged on the inner surface of the end cover 11, and the other end is connected with the reset plate 211; the reset plate 211 is fixedly arranged at the lower part of the separation blade B212; the downward movement of the wedge block 209 drives the baffle B212 to slide downwards and compress the spring B210; on the contrary, when the moving pin 203 drives the supporting frame 207 to move forward, the roller 208 also moves forward, the wedge block 209 is not pressed by the roller 208, and the return plate 211 is pushed to move upward under the counterforce of the spring B210, so that the blocking piece B212 is returned; through separating the design that the separation blade just can be opened to spacing post 201 of blocking device 2 itself promotion, effectively avoided children's maloperation to get into the occurence of failure of the interior electric leakage of jack with the foreign matter, solved the electric shock problem of socket.

The connecting cover 3 is matched with the socket board 1 for use; referring to fig. 6, the post 31 is disposed behind the connecting cover 3, and the position of the post corresponds to the position of the limiting post 201, the post 31 is pushed backward to enter the pin hole 111 of the end cover 11, the post 31 pushes the limiting post 201 to move backward, and then the blocking device 2 is driven to expose the insertion hole 115 of the end cover 11; the side surface of the connecting cover 3 is provided with a buckle A32 which is matched with the lock holes 114 correspondingly arranged at the two sides of the socket board 1 and is used for locking the socket board 1 and the connecting cover 3 and preventing the connecting cover 3 from being bounced open by the reaction force of the spring A202; a guide rod 33 is arranged in the connecting cover 3 in a direction vertical to the socket board 1, a return spring 34 is arranged on the guide rod 33, one end of the return spring is fixed with the connecting cover 3, and the other end of the return spring is connected with the front-mounted assembly 4;

referring to fig. 7, the front end module 4 includes: the inserting plate 41, the clamping elastic sheet 42 and the buckle B43; the plug board is slidably arranged on the guide rod, and the clamping elastic sheet 42 is fixedly arranged behind the plug board 41, corresponds to the position of an electrode on the common plug and is used for clamping when the common plug is connected with the front-mounted assembly; the buckle B43 is arranged at the rear end of the plugboard 41 and is matched with the lock catches 35 arranged on the two side surfaces of the connecting cover 3; by arranging the front-mounted assembly, a common plug is firstly inserted into the non-electric front-mounted assembly in the inserting process, so that the plug is prevented from directly contacting a power supply; the arrangement of the front-mounted assembly also solves the problem that the plug needs to be specially designed, so that the invention has wide applicability; in addition, a protective cover 44 can be arranged outside the front assembly 4 and used for preventing a common plug from being entered by conductive liquid such as water and the like after being connected with the front assembly 4;

before the invention is used, the front-end assembly 4 is contracted in the connecting cover 3 under the action of the return spring 34; when in use, a common plug is inserted into the plug board 41 of the front-end assembly 4, and the plug electrode is clamped by the clamping elastic sheet 42; the tight connection among the common plug, the front assembly 4 and the connecting cover plug 3 is realized;

then, a common plug is connected with the socket board 1, and the two columns 31 on the connecting cover 3 firstly enter the pin holes 111 on the end cover 11 to play a good guiding role, so that a plug electrode entering later can be smoothly aligned to the jacks 115 on the end cover 11; when the socket is in place, the latch A32 on the contact hood 3 will engage with the latch hole 114 on the end cap 11, thereby overcoming the force of the spring A202 and making the contact hood 3 stably connected to the socket board 1.

Under the action of the continuous thrust of the operator, the two upright columns 31 on the connecting cover 3 can drive the limiting columns 201 in the blocking device 2 to move, so as to drive the blocking piece A206 and the blocking piece B212 to move to expose the jack 115; in the process, the electrode of the plug comes out and then enters the jack 115, so that the complete connection between the common plug and the socket board 1 is realized.

In an alternative embodiment of the present invention, as shown in fig. 3-4, besides the same components as those in the previous embodiment, lock catch pushing pieces B36 are correspondingly disposed on two side edges of the connecting cover 3 for releasing the engagement between the lock catch 35 and the lock catch B43; similarly, the two side edges of the base 12 are correspondingly provided with a lock pushing piece a122 for releasing the cooperation between the lock hole 114 and the fastener a32, so that the fastener a32 is ejected from the lock hole 114.

In an alternative embodiment of the present invention, as shown in fig. 3, an electrical insulating material is used for the barrier device 2; two limiting columns 201, two springs A202 and two moving pins 203 are arranged; two corresponding pin holes 111 are symmetrically arranged on both sides of the end cover 11, and pin hole grooves 121 are symmetrically arranged at corresponding positions in the base 12.

In an alternative embodiment of the present invention, as shown in fig. 4 and 6, in the connecting cover 3, two columns 31 are provided, and are symmetrically distributed on two sides of the rear surface of the connecting cover 3; the guide rod 33 and the return spring 34 are provided in two numbers and symmetrically distributed on the inner side edge of the connecting cover 3.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. An anti-shock electrical receptacle and plug header assembly, comprising: the socket comprises a socket board (1) connected with a power circuit, a blocking device (2) used for adjusting the opening and closing of a jack (115), a connecting cover (3) matched with the socket board (1), and a front assembly (4) connected with a common plug; the blocking device (2) is arranged inside the socket board (1); the front assembly (4) is in sliding fit with the connecting cover (3), when the front assembly (4) is not used, the front assembly (4) is contracted in the connecting cover (3), and when the front assembly (4) is used, the front assembly (4) needs to be pushed out to be matched with the socket board (1);

the socket board (1) includes: the device comprises an end cover (11) and a base (12), wherein the end cover (11) is detachably arranged at the front end of the base (12), and the blocking device (2) is arranged between the base (12) and the end cover (11); the blocking device (2) comprises: the device comprises a limiting column (201), a spring A (202), a moving pin (203), a swing rod (204), a supporting shaft (205), a blocking piece A (206), a supporting frame (207), a roller (208), a wedge block (209), a spring B (210), a reset plate (211) and a blocking piece B (212); the limiting column (201) penetrates through a pin hole (111) formed in the end cover (11) and is slidably mounted in a pin hole groove (121) correspondingly formed in the base (12); the moving pin (203) is fixedly arranged at the rear part of the limiting column (201); the spring A (202) penetrates through the rear part of the limiting column (201), one end of the spring A is fixed with the base (12), and the other end of the spring A is fixed with the moving pin (203); when the limiting column (201) slides backwards, the moving pin (203) is driven to move synchronously, and the spring A (202) is compressed;

the swing rod (204) is installed in the base (12) in a swinging mode through a support shaft (205), one end of the swing rod is connected with the upper portion of the moving pin (203) in a sliding mode, and the other end of the swing rod is hinged to the blocking piece A (206); the supporting shaft (205) is slidably mounted on the base (12) and is in relative rotation fit with the swing rod (204); the separation blade A (206) is slidably mounted on a sliding rail A (112) arranged on the inner surface of the end cover (11) and used for separating the insertion hole (115); when the moving pin (203) drives the swing rod (204) to rotate around the supporting shaft (205), the blocking piece A (206) can slide left and right in the horizontal direction, and then blocking or exposing the jack (115); the two ends of the supporting frame (207) are fixedly arranged at the lower part of the moving pin (203), the front end of the supporting frame (207) is rotatably provided with the roller (208), and when the moving pin (203) drives the supporting frame (207) to move backwards, the roller (208) also moves backwards; the lower end of the inclined surface of the wedge-shaped block (209) is contacted with the roller (208), and the roller (208) presses the wedge-shaped block (209) to move downwards when moving backwards; the wedge-shaped block (209) is fixedly arranged on a separation baffle B (212), and the separation baffle B (212) is slidably arranged on a sliding rail B (113) arranged on the inner surface of the end cover (11); one end of the spring B (210) is fixed on a mounting column arranged on the inner surface of the end cover (11), and the other end of the spring B is connected with the reset plate (211); the reset plate (211) is fixedly arranged at the lower part of the separation blade B (212); the wedge block (209) moves downwards to drive the separation catch piece B (212) to slide downwards and compress the spring B (210);

the connecting cover (3) is matched with the socket board (1) for use; an upright post (31) is arranged behind the connecting cover (3), the position of the upright post corresponds to that of the limiting post (201), the connecting cover (3) is pushed backwards, the upright post (31) pushes the limiting post (201) to move backwards, and then the blocking device (2) is driven to expose the jack (115) on the end cover (11); the side surface of the connecting cover (3) is provided with a buckle A (32) which is matched with the lock holes (114) correspondingly arranged at the two sides of the socket board (1) and used for locking the socket board (1) and the connecting cover (3) and preventing the connecting cover (3) from being bounced open by the counterforce of the spring A (202); a guide rod (33) is arranged in the connecting cover (3) and perpendicular to the direction of the socket board (1), a return spring (34) is arranged on the guide rod (33), one end of the return spring is fixed with the connecting cover (3), and the other end of the return spring is connected with the front-mounted component (4);

the preassembly (4) comprises: the plug board (41), the clamping spring (42) and the buckle B (43); the plug board is slidably arranged on the guide rod, and the clamping elastic sheet (42) is fixedly arranged behind the plug board (41), corresponds to the position of an electrode on a common plug and is used for clamping when the common plug is connected with the front-mounted assembly; the buckle B (43) is arranged at the rear end of the inserting plate (41) and is matched with the lock catches (35) arranged on the two side surfaces of the connecting cover (3);

when in use, a common plug is inserted into the plug board (41), and the electrode is clamped by the clamping elastic sheet (42); and then push the picture peg (41) backward, leading subassembly (4) slides backward along guide arm (33) to compress reset spring (34), buckle B (43) and hasp (35) cooperation are fixed, and leading subassembly (4) drive ordinary plug at this moment stretches out connecting cover (3).

2. The electric shock proof socket board and plug leading assembly as claimed in claim 1, wherein the connecting cover (3) is provided with locking push pieces B (36) on both sides for releasing the locking of the locking device (35) and the locking device B (43).

3. The anti-electric-shock socket board and plug leading assembly as claimed in claim 1, wherein the base (12) is correspondingly provided with locking push-pieces A (122) at two sides for releasing the locking hole (114) and the fastener A (32) to make the fastener A (32) pop out from the locking hole (114).

4. An anti-touch electrical outlet and plug lead-in assembly as claimed in claim 1, characterised in that the lead-in assembly (4) is externally provided with a protective cover (44) for preventing the ingress of a conventional plug connected to the lead-in assembly (4) by an electrically conductive liquid such as water.

5. An anti-electric-shock socket board and plug lead-in assembly as claimed in claim 1, wherein, the pin holes (111) are two and are symmetrically arranged at two sides of the end cover (11), and the pin hole slots (121) are symmetrically arranged at corresponding positions in the base (12); the corresponding limiting column (201), the spring A (202) and the moving pin (203) are respectively provided with two.

6. Electrical shock protection socket and plug lead-in assembly according to claim 1, characterised in that the barrier means (2) is made of an electrically insulating material.

7. An electric shock proof socket board and plug front assembly according to any one of claims 1-2, characterized in that the two posts (31) in the connecting cover (3) are symmetrically arranged on both sides of the rear surface of the connecting cover (3).

8. An electric shock prevention socket board and plug lead-in assembly as claimed in claim 7, characterized in that, in the connecting cover (3), two guide rods (33) and two return springs (34) are arranged and symmetrically distributed on the inner side edge of the connecting cover (3).