CN216121884U

CN216121884U - Electric shock prevention charger with safety plug structure

Info

Publication number: CN216121884U
Application number: CN202122674130.1U
Authority: CN
Inventors: 方泰山; 郑建有; 叶琴; 陈衍瑞; 林育雨
Original assignee: Shenzhen Epps Electronics Co ltd
Current assignee: Shenzhen Epps Electronics Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-22
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses an electric shock prevention charger with a safety plug structure, which comprises a main body, wherein a circuit board is arranged in the main body, pins are arranged at the bottom of the circuit board, two fixing boxes are arranged at the bottom of the main body, the pins penetrate through the fixing boxes, fixing cylinders are bonded in the fixing boxes, first moving cylinders are slidably connected to the outer portions of the fixing cylinders, second moving cylinders are slidably connected to the outer portions of the first moving cylinders, positioning rings are bonded at the bottoms of the second moving cylinders, and second magnets are bonded at the tops of the positioning rings. The plug pins are wrapped by the first moving cylinder and the second moving cylinder, so that the situation that hands of a user touch the plug pins when the user inserts and extracts the plug pins can be avoided, electric shock is prevented, the first magnet and the second magnet repel each other, the second moving cylinder can be pushed to be away, the plug pins can be protected by the first moving cylinder and the second moving cylinder, and when the device is inserted, the first moving cylinder and the second moving cylinder can ascend and are folded, and the plug pins are prevented from being influenced.

Description

Electric shock prevention charger with safety plug structure

Technical Field

The utility model relates to the technical field of chargers, in particular to an electric shock prevention charger with a safety plug structure.

Background

The charger is a charging device which adopts a high-frequency power supply technology and applies an advanced intelligent dynamic adjustment charging technology, and all mobile phone chargers are actually composed of a stable power supply (mainly a voltage-stabilized power supply which provides stable working voltage and enough current) and necessary control circuits such as constant current, voltage limiting, time limiting, overshoot and the like.

The existing charger plug is exposed outside, and when the charger plug is plugged, a hand easily touches a plug metal sheet to cause electric shock.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an electric shock prevention charger with a safety plug structure.

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

the utility model provides an electric shock prevention charger of safety plug structure, includes the main part, the inside of main part is equipped with the circuit board, and the bottom of circuit board is equipped with participates in, the bottom of main part is equipped with two fixed boxes, participates in and runs through the fixed box, and the inside of fixed box bonds and has a fixed cylinder, and the outside sliding connection of fixed cylinder has a first removal section of thick bamboo, and the outside sliding connection of a first removal section of thick bamboo has a second removal section of thick bamboo, and the bottom of a second removal section of thick bamboo bonds and has the holding ring, and the top of holding ring bonds and has second magnet, the top inner wall of fixed box bonds and has first magnet.

Furthermore, the inner walls of the first moving cylinder and the second moving cylinder are provided with sliding grooves, the bottoms of the fixed cylinder and the first moving cylinder are bonded with sliding blocks, and the sliding blocks are located inside the sliding grooves.

Furthermore, the inner wall of the positioning ring is rotatably connected with a roller.

Furthermore, the bottom of the positioning ring is bonded with a rubber ring.

Furthermore, a connecting rod is bonded between the two second movable cylinders, a connecting plate is bonded between the two fixed boxes, and the connecting plate is in an inverted U shape.

Further, the top of main part is equipped with the USB interface.

Furthermore, a through hole is formed in the top of the fixing box, a rubber sleeve is bonded at the through hole, and the plug pin penetrates through the rubber sleeve.

The utility model has the beneficial effects that:

1. the plug pins are wrapped by the first moving cylinder and the second moving cylinder, so that the situation that the plug pins are touched by hands of a user when the user inserts and extracts the plug pins can be avoided, electric shock is prevented, the first magnet and the second magnet repel each other, the second moving cylinder can be pushed to be away, the plug pins can be protected by the first moving cylinder and the second moving cylinder conveniently, and when the device is inserted, the first moving cylinder and the second moving cylinder can ascend and are folded, and the plug pins are prevented from being influenced;

2. by arranging the sliding block and the sliding groove, the sliding block slides in the sliding groove, so that the first moving cylinder and the second moving cylinder can move conveniently, and the first moving cylinder and the second moving cylinder are prevented from falling off;

3. by arranging the roller, when the second moving barrel moves, the roller can roll outside the pin, so that the second moving barrel is positioned and guided, and the second moving barrel can move up and down conveniently;

4. by arranging the rubber ring, the rubber ring can be in close contact with the power socket after the plug pin is inserted into the power socket, so that the plug pin is protected, and water is prevented from entering the power socket;

5. the connecting rod is arranged, so that the two second moving cylinders can be fixedly connected through the connecting rod, the moving stability of the two second moving cylinders is improved, and the connecting rod can enter the connecting plate after the two second moving cylinders enter the fixed box;

6. through setting up the rubber sleeve, the rubber sleeve can seal participating in, avoids the inside water intaking of device, hoisting device waterproof performance.

Drawings

Fig. 1 is a schematic view of a front view structure of an electric shock protection charger with a safety plug structure in embodiment 1;

fig. 2 is a schematic cross-sectional view of an anti-electric shock charger with a safety plug structure in embodiment 1;

fig. 3 is a schematic cross-sectional view of an anti-electric shock charger with a safety plug structure in embodiment 2.

In the figure: the circuit board comprises a main body 1, a circuit board 2, pins 3, a fixing box 4, a first magnet 5, a fixing barrel 6, a first moving barrel 7, a second moving barrel 8, a second magnet 9, a positioning ring 10, a rubber ring 11, a connecting rod 12, a roller 13, a sliding groove 14, a sliding block 15, a connecting plate 16 and a rubber sleeve 17.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an electric shock prevention charger with a safety plug structure comprises a main body 1, a circuit board 2 is arranged inside the main body 1, pins 3 are arranged at the bottom of the circuit board 2, two fixing boxes 4 are arranged at the bottom of the main body 1, the pins 3 penetrate through the fixing boxes 4, a fixing barrel 6 is bonded inside the fixing boxes 4, a first moving barrel 7 is slidably connected outside the fixing barrel 6, a second moving barrel 8 is slidably connected outside the first moving barrel 7, a positioning ring 10 is bonded at the bottom of the second moving barrel 8, a second magnet 9 is bonded at the top of the positioning ring 10, a first magnet 5 is bonded on the inner wall of the top end of the fixing box 4, the pins 3 are wrapped by the first moving barrel 7 and the second moving barrel 8, so that the situation that a user touches the pins 3 by hands when plugging and unplugging can be avoided, electric shock is prevented, and the first magnet 5 and the second magnet 9 repel each other, the second mobile cylinder 8 can be pushed away, so that the first mobile cylinder 7 and the second mobile cylinder 8 can protect the pins 3, and when the device is inserted, the first mobile cylinder 7 and the second mobile cylinder 8 can ascend, so that the device is folded, and the insertion of the pins 3 is prevented from being influenced.

Wherein, the spout has all been seted up to the inner wall of a first removal section of thick bamboo 7 and a second removal section of thick bamboo 8, and the bottom of a fixed section of thick bamboo 6 and a first removal section of thick bamboo 7 all bonds has slider 15, and slider 15 is located the inside of spout, slides in the inside of spout through slider 15, and the removal of a first removal section of thick bamboo 7 and a second removal section of thick bamboo 8 of being convenient for avoids a first removal section of thick bamboo 7 and a second removal section of thick bamboo 8 to drop simultaneously.

Wherein, the inner wall of the positioning ring 10 is rotatably connected with a roller 13, when the second moving cylinder 8 moves, the roller 13 rolls outside the pin 3, so as to position and guide the second moving cylinder 8, thereby facilitating the up-and-down movement of the second moving cylinder 8.

Wherein, the bottom of the positioning ring 10 is bonded with a rubber ring 11, and the rubber ring 11 can be in close contact with the power socket after the plug pin 3 is inserted into the power socket, so as to protect the plug pin 3 and prevent the water from entering the power socket.

Wherein, it has connecting rod 12 to bond between two second removal section of thick bamboo 8, and it has connecting plate 16 to bond between two fixed boxes 4, and connecting plate 16 is the shape of falling the U, can carry out fixed connection with two second removal sections of thick bamboo 8 through connecting rod 12 to promote the stability that two second removal sections of thick bamboo 8 removed, two second removal sections of thick bamboo 8 get into fixed box 4 after, connecting rod 12 can get into the inside of connecting plate 16.

Wherein, the top of the main body 1 is provided with a USB interface.

The working principle is as follows: the pins 3 are wrapped by the first moving cylinder 7 and the second moving cylinder 8, so that the situation that the pins 3 are touched by hands of a user when the user inserts and pulls the pins can be avoided, electric shock is prevented, the first magnet 5 and the second magnet 9 repel each other, the second moving cylinder 8 can be pushed to be away, the pins 3 can be protected by the first moving cylinder 7 and the second moving cylinder 8 conveniently, and when the device is inserted, the first moving cylinder 7 and the second moving cylinder 8 can ascend, so that the device is folded, and the insertion of the pins 3 is prevented from being influenced;

the sliding block 15 slides in the sliding groove, so that the first moving cylinder 7 and the second moving cylinder 8 can move conveniently, and the first moving cylinder 7 and the second moving cylinder 8 are prevented from falling off;

when the second moving cylinder 8 moves, the roller 13 rolls outside the pin 3, so that the second moving cylinder 8 is positioned and guided, and the second moving cylinder 8 is convenient to move up and down;

the rubber ring 11 can be closely contacted with the power socket after the pin 3 is inserted into the power socket, so that the pin 3 is protected and water is prevented from entering the power socket;

through connecting rod 12 can carry out fixed connection with two second removal section of thick bamboo 8 to promote the stability that two second removal section of thick bamboos 8 removed, two second removal section of thick bamboos 8 get into fixed box 4 after, connecting rod 12 can get into the inside of connecting plate 16.

Example 2

Referring to fig. 3, an electric shock prevention charger of safety plug structure, this embodiment compares in embodiment 1, and in order to increase the practicality of device, the through-hole has been seted up at the top of fixed box 4, and through-hole department bonds has rubber sleeve 17, participates in 3 and runs through rubber sleeve 17, can seal participating in 3 through rubber sleeve 17, avoids the inside water intake of device, promotes device waterproof performance.

the two second moving cylinders 8 can be fixedly connected through the connecting rod 12, so that the moving stability of the two second moving cylinders 8 is improved, and after the two second moving cylinders 8 enter the fixed box 4, the connecting rod 12 can enter the connecting plate 16;

the pin 3 can be sealed through the rubber sleeve 17, so that water is prevented from entering the device, and the waterproof performance of the device is improved.

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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an electric shock prevention charger of safety plug structure, includes main part (1), its characterized in that, the inside of main part (1) is equipped with circuit board (2), and the bottom of circuit board (2) is equipped with participates in (3), the bottom of main part (1) is equipped with two fixed box (4), participates in (3) and runs through fixed box (4), the inside fixedly connected with solid fixed cylinder (6) of solid fixed box (4), and the outside sliding connection of solid fixed cylinder (6) has first removal section of thick bamboo (7), and the outside sliding connection of first removal section of thick bamboo (7) has second removal section of thick bamboo (8), the bottom fixedly connected with holding ring (10) of second removal section of thick bamboo (8), the top fixedly connected with second magnet (9) of holding ring (10), the top inner wall fixedly connected with first magnet (5) of fixed box (4).

2. The electric shock prevention charger with the safety plug structure as claimed in claim 1, wherein sliding grooves are formed in the inner walls of the first moving cylinder (7) and the second moving cylinder (8), sliding blocks (15) are fixedly connected to the bottoms of the fixed cylinder (6) and the first moving cylinder (7), and the sliding blocks (15) are located inside the sliding grooves.

3. The safety plug structure anti-electric shock charger according to claim 1, wherein the inner wall of the positioning ring (10) is rotatably connected with a roller (13).

4. The safety plug structure anti-electric shock charger according to claim 1, wherein a rubber ring (11) is fixedly connected to the bottom of the positioning ring (10).

5. The safety plug structure of the electric shock prevention charger according to claim 1, wherein a connecting rod (12) is fixedly connected between the two second movable cylinders (8), a connecting plate (16) is fixedly connected between the two fixed boxes (4), and the connecting plate (16) is in an inverted U shape.

6. The electric shock protection charger with the safety plug structure as claimed in claim 1, wherein the top of the main body (1) is provided with a USB interface.

7. The electric shock prevention charger with the safety plug structure as claimed in claim 1, wherein a through hole is formed at the top of the fixing box (4), a rubber sleeve (17) is fixedly connected to the through hole, and the pin (3) penetrates through the rubber sleeve (17).