CN111987533B

CN111987533B - Anti-drop safety socket

Info

Publication number: CN111987533B
Application number: CN202010922876.7A
Authority: CN
Inventors: 张海星
Original assignee: Wang Haogen
Current assignee: Wang Haogen
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2022-03-15
Anticipated expiration: 2040-09-04
Also published as: CN111987533A; CN113708151A

Abstract

An anti-drop safety socket comprises a plug, a base, a casing, a socket shell, a rotary socket, a screw a, a clamping column, a conductive copper sheet a, a conductive screw a, a conductive copper sheet b, a screw b, a conductive copper sheet c, a conductive copper sheet d, a spring positioning block, a lock cylinder spring, a lock cylinder clamping column, a conductive copper sheet e, a conductive copper sheet f, a screw c, a conductive copper sheet g, a conductive copper sheet h, a conductive copper sheet i, a screw d, a conductive spring, a conductive copper sheet j and a conductive copper sheet k; the plug is matched with the rotary socket for use; a specific groove is arranged on a ground wire energizing piece of the plug and is matched with a lock cylinder clamping column for use; when the plug and the rotary socket do not rotate, the conductive copper sheet b and the conductive copper sheet d are not conductive; the two conductive copper sheets k are also not conductive with the two conductive copper sheets g; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly increased.

Description

Anti-drop safety socket

Technical Field

The invention relates to the field of power sockets, in particular to an anti-drop safety socket.

Background

The socket and plug in the market are basically shaped and divided into two claws and three claws, but the general safety is not high, the problems of easy electric shock and easy falling always exist, and the socket and plug are unsafe in outdoor use; there is a need for a receptacle for use with a plug to increase safety; the self-locking can be realized to prevent the plug and the socket from falling off; the power-on flow of the socket is improved to reduce the probability of accidental electric shock.

Disclosure of Invention

Aiming at the problems, the invention provides an anti-drop safety socket which is matched with a rotary socket for use through a plug; a specific groove is arranged on a ground wire energizing piece of the plug and is matched with a lock cylinder clamping column for use; when the plug and the rotary socket do not rotate, the conductive copper sheet b and the conductive copper sheet d are not conductive; the two conductive copper sheets k are also not conductive with the two conductive copper sheets g; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly increased.

The technical scheme adopted by the invention is as follows: an anti-drop safety socket is characterized by comprising a plug, a base, a casing, a socket shell, a rotary socket, a screw a, a clamping column, a conductive copper sheet a, a conductive screw a, a conductive copper sheet b, a screw b, a conductive copper sheet c, a conductive copper sheet d, a spring positioning block, a lock cylinder spring, a lock cylinder clamping column, a conductive copper sheet e, a conductive copper sheet f, a screw c, a conductive copper sheet g, a conductive copper sheet h, a conductive copper sheet i, a screw d, a conductive spring, a conductive copper sheet j and a conductive copper sheet k, wherein the plug is matched with the rotary socket for use; a specific groove is arranged on a ground wire electrifying piece of the plug and is matched with a lock cylinder clamping column for use to lock the plug and prevent the plug from being pulled out; when the plug is inserted into the rotary socket, the ground wire energizing piece on the plug is communicated with the conductive copper sheet e, and other conductive pieces on the plug are respectively communicated with the two conductive copper sheets i; the clamping column is slidably arranged in a round hole on the socket shell, and when the plug and the rotary socket rotate for ninety degrees; the lower end of the clamping column is inserted into a round hole on the rotary socket, and the rotary socket and the socket shell are clamped through the clamping column; when the plug and the rotary socket do not rotate, the conductive copper sheet b and the conductive copper sheet d are not conductive; the two conductive copper sheets k are also not conductive with the two conductive copper sheets g; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly improved;

furthermore, the conductive copper sheet c is fixed on the socket shell through a conductive screw a, the conductive screw a of the ground wire is connected with the conductive copper sheet j, and the conductive screw a of the zero line is fixedly connected and connected with the conductive copper sheet k; the outer side end of a conductive screw a of the live wire is fixedly connected and communicated with a conductive copper sheet d, a conductive copper sheet b is connected with the conductive copper sheet d through an insulator, and the inner side end of the conductive screw a is fixedly connected and communicated with another conductive copper sheet k; screws b are screwed on the conductive copper sheets c and the conductive copper sheets b; the conductive copper sheet a is arranged on the clamping column, the clamping column is slidably mounted between the conductive copper sheet b and the conductive copper sheet d, and when the plug and the rotary socket are rotated by ninety degrees by rotation; the lower end of the clamping column is inserted into a round hole in the upper surface of the rotary socket, the rotary socket and the socket shell are clamped through the clamping column, the clamping column moves downwards, the conductive copper sheet a is inserted between the conductive copper sheet b and the conductive copper sheet d, and the conductive copper sheet b and the conductive copper sheet d are communicated through the conductive copper sheet a.

Furthermore, the spring positioning block is arranged in a circular hole in the socket shell; one end of the lock cylinder spring is fixedly connected with the spring positioning block; the other end of the lock cylinder spring is fixedly connected with the lock cylinder clamping columns at the outer side ends, the two lock cylinder clamping columns of each group are in contact with each other, the two lock cylinder clamping columns of each group are slidably arranged in the corresponding round holes of the socket shell and the rotary socket, and the lock cylinder spring generates elasticity to enable the lock cylinder clamping columns to rotate relative to the socket and move in the direction.

Furthermore, a conductive copper sheet e is arranged in a ground wire jack of the rotary socket, a conductive copper sheet f is arranged on the outer side of the rotary socket, and the conductive copper sheet f is communicated with the conductive copper sheet e through a screw c; the conductive copper sheet j and the conductive copper sheet f are rotatably installed and communicated; the conductive copper sheet i is installed in the jacks of the live wire and the zero line of the rotary socket, the conductive copper sheet h is installed on the outer side of the rotary socket and is communicated with the conductive copper sheet i through a screw d, the conductive copper sheet g is communicated with the conductive copper sheet h through a conductive spring, and the conductive spring generates elasticity to enable the conductive copper sheet g to move outwards.

Further, the base is fixedly arranged in the wall; the shell is fixedly arranged on the socket shell and is fixed by a buckle; four round holes on the periphery of the socket shell are fixedly connected with the base through four screws a.

Under normal conditions, when the plug is not inserted into the rotary socket; the lock cylinder spring props against the lock cylinder clamping column; the lock core clamping column is clamped with a round hole in a groove of a ground wire socket in the rotary socket; the rotary socket cannot rotate; meanwhile, the two conductive copper sheets k are not in contact with the two conductive copper sheets g; the round hole at one end of the rotary socket is staggered with the round hole at one end of the socket shell, namely, the clamping column cannot be clamped with the round hole at one side of the rotary socket through the spring on the socket shell; the conductive copper sheet a can not be contacted with the screw b and the conductive copper sheet d; meanwhile, the conductive copper sheet f is contacted with the conductive copper sheet j; the ground wire is connected into the conductive copper sheet c; the zero line is arranged in the other conductive copper sheet c; the live wire is arranged in the conductive copper sheet b; at this time, the conductive copper sheet b is not conductive to the conductive copper sheet d; the two conductive copper sheets k are also not conductive with the two conductive copper sheets g; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly improved; when the plug is inserted into the rotary socket; the groove on the ground wire plug claw on the plug can jack up the lock cylinder clamping column at different heights; the section on the lock core clamping column is matched with the sections of the socket shell and the rotary socket, namely the lock core structure; the socket shell and the rotary socket cannot be locked; rotating the rotating socket by using the plug; rotating two conductive copper sheets g on the socket to the positions of two conductive copper sheets k to enable the conductive copper sheets k to be in contact; meanwhile, the arc surfaces arranged on the conductive copper sheet g and the conductive copper sheet k prevent the conductive copper sheet g and the conductive copper sheet k from being stuck during rotation; the conductive spring can jack up the two conductive copper sheets g to be tightly attached to the conductive copper sheet k; so that no virtual contact occurs; meanwhile, when the rotary socket is rotated, the round hole at the lower end of the rotary socket is aligned with the round hole on the socket shell; so that the clamping column can be ejected out by the spring on the socket shell; the clamping column falls down and is clamped with the rotary socket; meanwhile, the conductive copper sheet a can be contacted with the conductive copper sheet b and the conductive copper sheet d; electrifying the conductive copper sheet b and the conductive copper sheet d; the conductive copper sheet f is always contacted with the conductive copper sheet j when rotating; thus, the function that the socket can only use a specific plug is realized; the function that the socket is electrified only when the rotary socket is rotated to a certain position is further realized; when the plug is electrified, the plug and the rotary socket are locked and can not be pulled out; the clamping column and the rotary socket are clamped tightly, so that the rotary socket cannot rotate; the function that the plug cannot be taken down when the power is on is realized; when the plug needs to be pulled out; firstly, pulling out the clamping column; the conductive copper sheet a can be separated from the conductive copper sheet b and the conductive copper sheet d; powering off the receptacle; the clamping column cannot be clamped with the rotary socket; rotating the rotary socket to restore the original position; the two conductive copper sheets k are separated from the two conductive copper sheets g and do not contact with the two conductive copper sheets k; the lock core clamping column is matched with the round hole on the socket shell; the plug can be pulled out; thus, when the plug needs to be pulled out; the function of rotating and pulling out the socket only by pulling out the clamping column in advance to cut off the power supply of the socket; the safety is greatly improved; the risk of electric shock is reduced; the whole body realizes the functions of confidentiality and electric shock prevention.

The invention has the advantages of

(1) Under normal conditions, when the plug is not inserted into the rotary socket; the lock cylinder spring props against the lock cylinder clamping column; the lock core clamping column is clamped with a round hole in a groove of a ground wire socket in the rotary socket; the rotary socket cannot rotate; the socket is not electrified, namely, the socket has the function of electric shock prevention; the safety is greatly increased.

(2) The socket can only use a specific plug; only when the rotary socket is rotated to a certain position, the socket is electrified; when the plug is electrified, the plug and the rotary socket are locked and can not be pulled out; the clamping column and the rotary socket are clamped tightly, so that the rotary socket cannot rotate; the plug can not be taken down when the power is on;

(3) when the plug needs to be pulled out; the socket can be rotationally pulled out only by pulling out the clamping column in advance so that the socket is powered off; the safety is greatly improved; the risk of electric shock is reduced; the whole body realizes the functions of confidentiality and electric shock prevention.

Drawings

FIG. 1 is an overall view of the present invention

FIG. 2 is a schematic view of the structure of the conductive copper sheet of the present invention

FIG. 3 is an internal view of the present invention

FIG. 4 is a schematic view of the internal structure of the present invention

1-a plug; 2-a base; 3-a housing; 4-a socket housing; 5-rotating the socket; 6-screw a; 7-clamping the column; 8-conductive copper sheet a; 9-conductive screw a; 10-conductive copper sheet b; 11-screw b; 12-a conductive copper sheet c; 13-conductive copper sheet d; 14-a spring positioning block; 15-a cylinder spring; 16-a lock cylinder clamp post; 17-conductive copper sheet e; 18-a conductive copper sheet f; 19-screw c; 20-conductive copper sheet g; 21-conductive copper sheet h; 22-a conductive copper sheet i; 23-screw d; 24-a conductive spring; 25-conductive copper sheet j; 26-conductive copper sheet k.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.

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.

Referring to fig. 1, 2, 3, and 4, the plug includes a plug 1, a base 2, a housing 3, a socket housing 4, a rotary socket 5, a screw a6, a clamping column 7, a conductive copper sheet a8, a conductive screw a9, a conductive copper sheet b10, a screw b11, a conductive copper sheet c12, a conductive copper sheet d13, a spring positioning block 14, a lock cylinder spring 15, a lock cylinder clamping column 16, a conductive copper sheet e17, a conductive copper sheet f18, a screw c19, a conductive copper sheet g20, a conductive copper sheet h21, a conductive copper sheet i22, a screw d23, a conductive spring 24, a conductive copper sheet j25, and a conductive copper sheet k26, wherein the plug 1 is used in cooperation with the rotary socket 5; a specific groove is arranged on a ground wire electrifying piece of the plug 1 and is matched with the lock cylinder clamping column 16 for use to lock the plug 1 and prevent the plug 1 from being pulled out; when the plug 1 is inserted into the rotary socket 5, the ground wire energizing piece on the plug 1 is communicated with the conductive copper piece e17, and other conductive pieces on the plug 1 are respectively communicated with the two conductive copper pieces i 22; the clamping column 7 is slidably arranged in a round hole on the socket shell 4, and when the plug 1 and the rotary socket 5 are rotated by ninety degrees; the lower end of the clamping column 7 is inserted into a round hole on the upper surface of the rotary socket 5, and the rotary socket 5 and the socket shell 4 are clamped through the clamping column 7; when the plug 1 and the rotary socket 5 do not rotate, the conductive copper sheet b10 does not conduct electricity with the conductive copper sheet d 13; the two conductive copper sheets k26 are also not conductive with the two conductive copper sheets g 20; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly improved;

in an alternative implementation manner of the embodiment of the present invention, except for the same components as in the previous embodiment, the conductive copper sheet c12 is fixed on the socket housing 4 by a conductive screw a9, the conductive screw a9 of the ground wire is connected with the conductive copper sheet j25, and the conductive screw a9 of the zero line is fixedly connected and connected with the conductive copper sheet k 26; the outer side end of a conductive screw a9 of a live wire is fixedly connected and communicated with a conductive copper sheet d13, a conductive copper sheet b10 is connected with the conductive copper sheet d13 through an insulator, and the inner side end of the conductive screw a9 is fixedly connected and communicated with another conductive copper sheet k 26; screws b11 are screwed on the conductive copper sheets c12 and the conductive copper sheets b 10; a conductive copper sheet a8 is arranged on the card column 7, the card column 7 is slidably mounted between a conductive copper sheet b10 and a conductive copper sheet d13, when the plug 1 and the rotary socket 5 are rotated ninety degrees; the lower end of the clamping column 7 is inserted into a round hole on the upper surface of the rotary socket 5, the rotary socket 5 and the socket shell 4 are clamped through the clamping column 7, the clamping column 7 moves downwards, the conductive copper sheet a8 is inserted into the middle of the conductive copper sheet b10 and the conductive copper sheet d13, and the conductive copper sheet b10 and the conductive copper sheet d13 are connected through the conductive copper sheet a 8.

In an alternative embodiment of the present invention, except for the same components as in the previous embodiment, the spring positioning block 14 is mounted in a circular hole inside the socket housing 4; one end of a lock cylinder spring 15 is fixedly connected with the spring positioning block 14; the other end of the lock cylinder spring 15 is fixedly connected with a lock cylinder clamping column 16 at the outer side end, the two lock cylinder clamping columns 16 of each group are contacted, the two lock cylinder clamping columns 16 of each group are slidably arranged in the corresponding round holes of the socket shell 4 and the rotary socket 5, and the lock cylinder spring 15 generates elasticity to enable the lock cylinder clamping columns 16 to move towards the rotary socket 5.

In an alternative implementation manner of the embodiment of the present invention, except for the same components as in the previous embodiment, a conductive copper sheet e17 is installed in the ground wire insertion hole of the rotary socket 5, a conductive copper sheet f18 is installed at the outer side of the rotary socket 5, and the conductive copper sheet f18 and the conductive copper sheet e17 are connected through a screw c 19; the conductive copper sheet j25 and the conductive copper sheet f18 are rotatably installed and communicated; the conductive copper sheet i22 is installed in the jacks of the live wire and the zero wire of the rotary socket 5, the conductive copper sheet h21 is installed on the outer side of the rotary socket 5, the conductive copper sheet h21 is communicated with the conductive copper sheet i22 through a screw d23, the conductive copper sheet g20 is communicated with the conductive copper sheet h21 through a conductive spring 24, and the conductive spring 24 generates elasticity to enable the conductive copper sheet g20 to move outwards.

In an alternative embodiment of the present invention, except for the same components as those of the previous embodiment, the base 2 is fixedly installed in a wall; the shell 3 is fixedly arranged on the socket shell 4 and is fixed by a buckle; four round holes on the upper periphery of the socket housing 4 are fixedly connected with the base 2 through four screws a 6.

Principle of operation

Under normal conditions, when the plug 1 is not inserted into the rotary socket 5; the lock cylinder spring 15 props against the lock cylinder clamping column 16; the lock core clamping column 16 is clamped with a round hole in a ground wire socket groove in the rotary socket 5; the rotary socket 5 cannot rotate; meanwhile, the two conductive copper sheets k26 are not in contact with the two conductive copper sheets g 20; the round hole at one end of the rotary socket 5 is staggered with the round hole at one end of the socket shell 4, namely the clamping column 7 cannot be clamped with the round hole at one side of the rotary socket 5 through the spring on the socket shell 4; the conductive copper sheet a8 does not contact with the screw b11 and the conductive copper sheet d 13; meanwhile, the conductive copper sheet f18 is in contact with the conductive copper sheet j 25; the ground wire is connected into the conductive copper sheet c 12; the zero line is arranged in another conductive copper sheet c 12; the live wire is arranged in the conductive copper sheet b 10; at this time, the conductive copper sheet b10 is not conductive to the conductive copper sheet d 13; the two conductive copper sheets k26 are also not conductive with the two conductive copper sheets g 20; the function of preventing electric shock when the socket is not electrified is integrally realized; the safety is greatly improved; when the plug 1 is inserted into the rotary socket 5; the groove on the ground wire plug 1 claw on the plug 1 can jack up the lock cylinder clamping column 16 at different heights; the section on the lock core clamping column 16 is matched with the sections of the socket shell 4 and the rotary socket 5, namely a lock core structure; the socket shell 4 and the rotary socket 5 cannot be locked; rotating the rotary socket 5 using the plug 1; two conductive copper sheets g20 on the rotary socket 5 are rotated to the positions of two conductive copper sheets k26 to be contacted; meanwhile, the arc surfaces arranged on the conductive copper sheet g20 and the conductive copper sheet k26 prevent the conductive copper sheet g from being stuck during rotation; the conductive spring 24 can jack up two conductive copper sheets g20 to be tightly attached to the conductive copper sheet k 26; so that no virtual contact occurs; meanwhile, when the rotary socket 5 is rotated, the round hole at the lower end of the rotary socket 5 is aligned with the round hole on the socket shell 4; so that the latch 7 will be ejected by the spring on the socket housing 4; the clamping column 7 falls down and is clamped with the rotary socket 5; meanwhile, the conductive copper sheet a8 can be contacted with the conductive copper sheet b10 and the conductive copper sheet d 13; so that the conductive copper sheet b10 is electrified with the conductive copper sheet d 13; the conductive copper sheet f18 is always in contact with the conductive copper sheet j25 when rotating; thus, the function that the socket can only use the specific plug 1 is realized; further, the function that the socket is electrified only when the socket 5 is rotated to a certain position is realized; when the plug is electrified, the plug 1 and the rotary socket 5 are locked and can not be pulled out; the clamping column 7 is clamped with the rotary socket 5, so that the rotary socket 5 cannot rotate; the function that the plug 1 cannot be taken down when the power is on is realized; when the plug 1 needs to be pulled out; the clamping column 7 is firstly pulled out; the conductive copper sheet a8 is separated from the conductive copper sheet b10 and the conductive copper sheet d 13; powering off the receptacle; the clamping column 7 cannot be clamped with the rotary socket 5; the rotary socket 5 is rotated to restore the original position; the two conductive copper sheets k26 are separated from the two conductive copper sheets g20 and do not contact; the lock core clamping column 16 is matched with the round hole on the socket shell 4; the plug 1 can be pulled out; this achieves that when the plug 1 needs to be pulled out; the function of rotationally pulling out the socket only by pulling out the clamping column 7 in advance to cut off the power supply of the socket; the safety is greatly improved; the risk of electric shock is reduced; the whole body realizes the functions of confidentiality and electric shock prevention.

Claims

1. An anti-drop safety socket is characterized by comprising a plug (1), a base (2), a sleeve (3), a socket shell (4), a rotary socket (5), a screw a (6), a clamping column (7), a conductive copper sheet a (8), a conductive screw a (9), a conductive copper sheet b (10), a screw b (11), a conductive copper sheet c (12), a conductive copper sheet d (13), a spring positioning block (14), a lock cylinder spring (15), a lock cylinder clamping column (16), a conductive copper sheet e (17), a conductive copper sheet f (18), a screw c (19), a conductive copper sheet g (20), a conductive copper sheet h (21), a conductive copper sheet i (22), a screw d (23), a conductive spring (24), a conductive copper sheet j (25) and a conductive copper sheet k (26); the plug (1) is matched with the rotary socket (5) for use; a specific groove is arranged on a ground wire electrifying piece of the plug (1) and is matched with a lock cylinder clamping column (16) for use to lock the plug (1) and prevent the plug (1) from being pulled out; when the plug (1) is inserted into the rotary socket (5), the ground wire energizing piece on the plug (1) is communicated with the conductive copper sheet e (17), and other conductive pieces on the plug (1) are respectively communicated with the two conductive copper sheets i (22); the clamping column (7) is slidably arranged in a round hole on the socket shell (4), and when the plug (1) and the rotary socket (5) are rotated by ninety degrees; the lower end of the clamping column (7) is inserted into a round hole on the upper surface of the rotary socket (5), and the rotary socket (5) and the socket shell (4) are clamped through the clamping column (7);

the conductive copper sheet c (12) is fixed on the socket shell (4) through a conductive screw a (9), the conductive screw a (9) of the ground wire is communicated with a conductive copper sheet j (25), and the conductive screw a (9) of the zero line is fixedly connected and communicated with a conductive copper sheet k (26); the outer side end of a conductive screw a (9) of a live wire is fixedly connected and communicated with a conductive copper sheet d (13), a conductive copper sheet b (10) is connected with the conductive copper sheet d (13) through an insulator, and the inner side end of the conductive screw a (9) is fixedly connected and communicated with another conductive copper sheet k (26); screws b (11) are screwed on the conductive copper sheets c (12) and b (10); the conductive copper sheet a (8) is arranged on the clamping column (7), the clamping column (7) is slidably mounted between the conductive copper sheet b (10) and the conductive copper sheet d (13), and when the plug (1) and the rotary socket (5) are rotated by ninety degrees; the lower end of the clamping column (7) is inserted into a round hole in the upper surface of the rotary socket (5), the rotary socket (5) and the socket shell (4) are clamped through the clamping column (7), the clamping column (7) moves downwards, so that the conductive copper sheet a (8) is inserted into the middle of the conductive copper sheet b (10) and the conductive copper sheet d (13), and the conductive copper sheet b (10) and the conductive copper sheet d (13) are communicated through the conductive copper sheet a (8).

2. A drop-proof safety socket according to claim 1, wherein the spring locating block (14) is installed in a round hole inside the socket housing (4); one end of the lock cylinder spring (15) is fixedly connected with the spring positioning block (14); the other end of the lock cylinder spring (15) is fixedly connected with a lock cylinder clamping column (16) at the outer side end, one lock cylinder clamping column (16) is slidably arranged in the socket shell (4), one lock cylinder clamping column (16) is slidably arranged in the rotary socket (5), and the two lock cylinder clamping columns (16) are contacted; the lock core spring (15) generates elasticity to enable the lock core clamping column (16) to move towards the direction of the rotary socket (5).

3. The drop-proof safety socket according to claim 1, wherein a conductive copper sheet e (17) is installed in the ground wire jack of the rotary socket (5), a conductive copper sheet f (18) is installed on the outer side of the rotary socket (5), and the conductive copper sheet f (18) and the conductive copper sheet e (17) are connected through a screw c (19); the conductive copper sheet j (25) and the conductive copper sheet f (18) are rotatably installed and communicated; the conductive copper sheet i (22) is installed in the jacks of the live wire and the zero wire of the rotary socket (5), the conductive copper sheet h (21) is installed on the outer side of the rotary socket (5), the conductive copper sheet h (21) is communicated with the conductive copper sheet i (22) through a screw d (23), the conductive copper sheet g (20) is communicated with the conductive copper sheet h (21) through a conductive spring (24), and the conductive spring (24) generates elastic force to enable the conductive copper sheet g (20) to move outwards.

4. A drop-proof safety socket according to claim 1, wherein the base (2) is fixedly installed in the wall; the shell (3) is fixedly arranged on the socket shell (4) and is fixed by a buckle; four round holes on the periphery of the socket shell (4) are fixedly connected with the base (2) through four screws a (6).