CN219833787U

CN219833787U - High-power charger with leakage protection

Info

Publication number: CN219833787U
Application number: CN202320562939.1U
Authority: CN
Inventors: 李平枝; 陈宇峰
Original assignee: E Link Technology Co ltd
Current assignee: E Link Technology Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-10-13
Anticipated expiration: 2033-03-21

Abstract

The utility model relates to the technical field of chargers, in particular to a high-power charger with electric leakage protection, which comprises a charger main body, wherein the front end of the charger main body is fixedly connected with a transparent cover plate, the lower part of the rear wall of the charger main body is fixedly connected with a heat dissipation device, the middle part of the upper end of a circuit board and the middle part of the upper wall of the charger main body are both provided with sliding grooves, the middle part of the rear wall of the charger main body is fixedly connected with a protection device, the rear part of the upper end of the circuit board is fixedly connected with two left electric connecting sheets which are distributed in a bilateral symmetry manner, and the lower end of the charger main body is provided with plugs. According to the high-power charger with the electric leakage protection, disclosed by the utility model, the protection device, the heat dissipation device and the partition component are arranged, so that people injury caused by electric leakage is effectively prevented, the heat dissipation of the main body of the charger can be quickly assisted, the main body of the charger is prevented from being overheated, the damage is prevented, and the service life is greatly prolonged.

Description

High-power charger with leakage protection

Technical Field

The utility model relates to the technical field of chargers, in particular to a high-power charger with leakage protection.

Background

The charger is a device for charging other electric appliances, the device adopts a high-frequency power supply technology, an intelligent dynamic adjustment charging technology is utilized, a power electronic semiconductor device is utilized to convert alternating current with constant voltage and frequency into direct current, the device generally comprises a flexible circuit board, an electronic component and the like, the device can be divided into a power frequency machine and a high-frequency machine according to the working frequency of a designed circuit, the device is widely applied in various fields, the inductance and the resistance on a circuit board of the charger can break down after the mobile phone charger is used for a long time in an over-frequency manner at present, and then a low-voltage circuit is connected with the high-voltage circuit in series without passing through a high-frequency transformer, so that electric leakage can be generated; in the long-time use of the high-power charger, the heat dissipation effect is poor, the normal use of the charger can be influenced, and even the charger is damaged; therefore, we propose a high-power charger with leakage protection.

Disclosure of Invention

The utility model mainly aims to provide a high-power charger with leakage protection, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a high-power charger with electric leakage protection, includes the charger main part, the front end fixedly connected with transparent cover plate of charger main part, open in the middle part of the upper end of charger main part has the USB interface, the upper left end upper portion of charger main part and right-hand member upper portion all fixedly connected with a plurality of antiskid adhesive tape, the left end lower part of charger main part and right-hand member lower part all open flutedly, two the recess all fixedly connected with heat dissipation net, the common fixedly connected with circuit board between the left wall middle part of charger main part and the right wall, the rear wall lower part fixedly connected with heat abstractor of charger main part, the upper end middle part of circuit board and the upper wall middle part of charger main part all open the spout, the rear wall middle part fixedly connected with protection device of charger main part, the upper end rear end fixedly connected with of circuit board two left electric connection pieces, and two left electric connection pieces are bilateral symmetry and distribute, the lower extreme of charger main part is provided with the plug;

the protection device comprises a connecting block, the rear end fixedly connected with extension spring of connecting block, the front end fixedly connected with inserted bar of connecting block, the anterior threaded connection of surface of inserted bar has the bolt, fixedly connected with cuts off the subassembly in the connecting block, the activity of inserted bar alternates at transparent cover plate's front end middle part, the other end fixedly connected with of extension spring is at the back wall middle part of charger main part.

Preferably, the partition assembly comprises a partition plate, a connecting groove is formed in the front end of the partition plate, a slide bar is fixedly connected to the lower end of the partition plate, and the partition plate is located in the middle of the upper end of the circuit board.

Preferably, the heat dissipation device comprises a heat dissipation frame, wherein a plurality of copper sheets are fixedly connected between a front frame wall and a rear frame wall of the heat dissipation frame, and the heat dissipation frame is fixedly connected to the lower part of the rear wall of the charger main body.

Preferably, the upper side and the lower side of the partition plate are respectively connected in the two sliding grooves in a sliding way, and the partition plate is positioned at the front sides of the left electric connecting sheet and the right electric connecting sheet.

Preferably, the heat dissipation frame is tightly attached to the lower end of the circuit board, a plurality of copper sheets are distributed transversely at equal intervals, and the heat dissipation frame is positioned between two heat dissipation networks.

Compared with the prior art, the utility model has the following beneficial effects:

1. through setting up protection device, when taking place the electric leakage when the charger main part uses, unscrew the bolt, under the extension spring received the effect, the inserted bar moves backward, cooperates the partition assembly to use, and the baffle inserts between left electric connection piece and the right electric connection piece, can make left electric connection piece and right electric connection piece carry out the physical isolation to make circuit board height circuit area carry out effectual separation, the effectual electric leakage injury that prevents after the separation like this;

2. through setting up heat abstractor, the circuit board is hugged closely with the heat dissipation frame, sets up a plurality of copper sheet in the heat dissipation frame, utilizes the copper material of copper sheet, has the absorption heat effect, and the copper sheet adsorbs the heat that charger main part produced to the row of the heat dissipation net of following left and right sides dispels, can assist the heat dissipation of charger main part fast, prevents that the charger main part from overheated, takes place to damage.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a high-power charger with leakage protection according to the present utility model;

FIG. 2 is a schematic diagram showing the overall structure of a protection device of a high-power charger with leakage protection according to the present utility model;

FIG. 3 is a schematic diagram showing the overall structure of a partition assembly of a high-power charger with leakage protection according to the present utility model;

fig. 4 is a schematic diagram of the overall structure of a heat dissipating device of a high-power charger with leakage protection according to the present utility model.

In the figure: 1. a charger main body; 2. a transparent cover plate; 3. a circuit board; 4. a heat sink; 5. a plug; 6. a groove; 7. a heat dissipation net; 8. a right electrical connection piece; 9. an anti-slip adhesive tape; 10. a left electric connection piece; 11. a protection device; 12. a USB interface; 13. a chute; 111. a connecting block; 112. a tension spring; 113. a partition assembly; 114. a rod; 115. a bolt; 1131. a connecting groove; 1132. a partition plate; 1133. a slide bar; 41. a heat dissipation frame; 42. copper sheet.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a high-power charger with electric leakage protection, including charger main part 1, the front end fixedly connected with transparent cover plate 2 of charger main part 1, USB interface 12 is opened at the upper end middle part of charger main part 1, the equal fixedly connected with of left end upper portion and right-hand member upper portion of charger main part 1 is a plurality of anti-skidding adhesive tape 9, the left end lower part and the right-hand member lower part of charger main part 1 are all opened flutedly 6, the equal fixedly connected with heat dissipation net 7 of two fluting 6, common fixedly connected with circuit board 3 between the left wall middle part and the right wall of charger main part 1, the rear wall lower part fixedly connected with heat abstractor 4 of charger main part 1, the upper end middle part of circuit board 3 and the upper wall middle part of charger main part 1 are all opened has spout 13, the rear wall middle part fixedly connected with protection device 11 of charger main part 1, the upper end rear end fixedly connected with of circuit board 3 two left electric connection pieces 10, and two left electric connection pieces 10 are bilateral symmetry distribution, the lower extreme of charger main part 1 is provided with plug 5.

In this embodiment, the protection device 11 includes a connection block 111, a tension spring 112 is fixedly connected to the rear end of the connection block 111, an inserting rod 114 is fixedly connected to the front end of the connection block 111, a bolt 115 is screwed to the front part of the outer surface of the inserting rod 114, a partition component 113 is fixedly connected to the connection block 111, the inserting rod 114 is movably inserted in the middle of the front end of the transparent cover plate 2, and the other end of the tension spring 112 is fixedly connected to the middle of the rear wall of the charger main body 1; the partition assembly 113 comprises a partition plate 1132, a connecting groove 1131 is formed in the front end of the partition plate 1132, a slide bar 1133 is fixedly connected to the lower end of the partition plate 1132, and the partition plate 1132 is located in the middle of the upper end of the circuit board 3; the upper side and the lower side of the partition 1132 are respectively and slidably connected in the two sliding grooves 13, and the partition 1132 is positioned at the front sides of the left electric connecting piece 10 and the right electric connecting piece 8; the upper side and the lower side of the partition 1132 are respectively connected in the two sliding grooves 13 in a sliding way, the partition 1132 can move back and forth stably, the upper side and the lower side of the partition 1132 are respectively moved in the two sliding grooves 13 to play a role of limiting the position, and the partition 1132 is inserted between the left electric connecting sheet 10 and the right electric connecting sheet 8 in the moving process, so that the left electric connecting sheet 10 and the right electric connecting sheet 8 can be physically isolated, and the leakage injury of people is prevented.

In this embodiment, the heat dissipating device 4 includes a heat dissipating frame 41, a plurality of copper sheets 42 are fixedly connected between a front frame wall and a rear frame wall of the heat dissipating frame 41, and the heat dissipating frame 41 is fixedly connected to the lower part of the rear wall of the charger main body 1; the heat dissipation frames 41 are tightly attached to the lower end of the circuit board 3, a plurality of copper sheets 42 are distributed transversely at equal intervals one by one, and the heat dissipation frames 41 are positioned between the two heat dissipation nets 7; the copper sheets 42 are distributed transversely at equal intervals, the heat absorption area is large, the copper materials of the copper sheets 42 are utilized to absorb heat, the copper sheets 42 absorb the heat generated by the charger main body 1 and dissipate the heat from the heat dissipation net 7 on the left side and the right side, and the heat dissipation of the charger main body 1 can be quickly assisted.

It should be noted that, the utility model is a high-power charger with leakage protection, in the use process, the upper part of the left end and the upper part of the right end of the charger main body 1 are both provided with a plurality of anti-slip adhesive tapes 9, which have anti-slip function, the left side and the right side of the charger main body 1 can be pinched, the charger main body 1 is installed on a socket, the data power line is connected with the socket through the plug 5, one end of the data power line is connected in the USB interface 12, one end of the data power line is connected with charging equipment, the equipment charges, when electric leakage occurs when the charger main body 1 is used, the bolt 115 is unscrewed, the inserting rod 114 moves backwards under the action of the tension spring 112, meanwhile, the upper side and the lower side of the partition 1132 are respectively moved in the two sliding grooves 13, and are inserted between the left electric connection sheet 10 and the right electric connection sheet 8 in the moving process, so that the left electric connection sheet 10 and the right electric connection sheet 8 can be physically isolated, the high-low circuit area of the circuit board 3 is effectively separated, the electric leakage injury is effectively prevented, the circuit board 3 is closely attached to the heat dissipation frame 41, a plurality of copper sheets 42 are arranged in the frame 41, when the copper sheets 42 are used, the copper sheets have the absorption function, the heat absorption function is generated, the left side and the heat dissipation net is fast absorbed by the main body 1, the heat dissipation main body 1 can be prevented, and the heat dissipation main body is generated, and the heat dissipation main body is assisted, and the heat dissipation main body 1 is heat dissipation is heat is and the heat dissipation main body is.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-power charger with earth leakage protection, includes charger main part (1), its characterized in that: the novel charger comprises a charger main body (1), wherein the front end of the charger main body (1) is fixedly connected with a transparent cover plate (2), a USB interface (12) is arranged in the middle of the upper end of the charger main body (1), a plurality of anti-slip adhesive tapes (9) are fixedly connected to the upper part of the left end and the upper part of the right end of the charger main body (1), grooves (6) are arranged on the lower part of the left end and the lower part of the right end of the charger main body (1), a heat dissipation net (7) is fixedly connected to the two grooves (6), a circuit board (3) is fixedly connected between the middle part of the left wall of the charger main body (1) and the right wall of the charger main body (1), a heat dissipation device (4) is fixedly connected to the lower part of the rear wall of the charger main body (1), a protection device (11) is fixedly connected to the middle part of the rear end of the charger main body (1), two left electric connection sheets (10) are fixedly connected to the upper end of the circuit board (3), and the two left electric connection sheets (10) are symmetrically distributed on the lower end of the charger main body (1);

the protection device (11) comprises a connecting block (111), a tension spring (112) is fixedly connected to the rear end of the connecting block (111), an inserting rod (114) is fixedly connected to the front end of the connecting block (111), a bolt (115) is connected to the front portion of the outer surface of the inserting rod (114) in a threaded mode, a partition assembly (113) is fixedly connected to the inside of the connecting block (111), the inserting rod (114) is movably inserted in the middle of the front end of the transparent cover plate (2), and the other end of the tension spring (112) is fixedly connected to the middle of the rear wall of the charger main body (1).

2. A high power charger with leakage protection according to claim 1, characterized in that: the partition assembly (113) comprises a partition plate (1132), a connecting groove (1131) is formed in the front end of the partition plate (1132), a slide bar (1133) is fixedly connected to the lower end of the partition plate (1132), and the partition plate (1132) is located in the middle of the upper end of the circuit board (3).

3. A high power charger with leakage protection according to claim 1, characterized in that: the heat dissipation device (4) comprises a heat dissipation frame (41), a plurality of copper sheets (42) are fixedly connected between the front frame wall and the rear frame wall of the heat dissipation frame (41), and the heat dissipation frame (41) is fixedly connected to the lower portion of the rear wall of the charger main body (1).

4. A high power charger with leakage protection according to claim 2, characterized in that: the upper side and the lower side of the partition plate (1132) are respectively connected in the two sliding grooves (13) in a sliding mode, and the partition plate (1132) is located at the front sides of the left electric connecting sheet (10) and the right electric connecting sheet (8).

5. A high power charger with leakage protection according to claim 3, characterized in that: the heat dissipation frames (41) are tightly attached to the lower end of the circuit board (3), a plurality of copper sheets (42) are transversely distributed at equal intervals, and the heat dissipation frames (41) are located between two heat dissipation nets (7).