CN210912310U

CN210912310U - GaN-based electric vehicle charging power supply

Info

Publication number: CN210912310U
Application number: CN201921745093.5U
Authority: CN
Inventors: 雷永忠; 刘琼; 李星林
Original assignee: Guangzhou Janco New Energy Co ltd
Current assignee: Guangzhou Janco New Energy Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-03
Anticipated expiration: 2029-10-17

Abstract

The utility model relates to the technical field of electric automobile charging, and discloses a GaN-based electric automobile charging power supply, which comprises a bottom plate and a shell made of heat conducting materials, wherein supporting legs are fixedly connected at four corners of the bottom plate, the shell is of a hollow structure with an opening at the bottom and is connected with the bottom plate through a clamping mechanism, a mounting plate is fixedly connected to the upper surface of the bottom plate through a support, and a charging power supply assembly is fixedly installed on the upper surface of the mounting plate; the clamping mechanism comprises two inserting plates which are symmetrically and fixedly connected to the edge of the opening at the bottom of the shell, matched inserting grooves are symmetrically formed in the upper surface of the bottom plate, the inserting plates are arranged to abut against the bottoms of the inserting grooves, clamping grooves are formed in the side walls, opposite to each other, of the two inserting plates, movable grooves are formed in the positions, corresponding to the clamping grooves, of the side walls of the inserting grooves, and springs are fixedly connected to the bottoms of the movable grooves. The utility model discloses make the electric automobile charging source based on GaN conveniently maintain, make it possess good radiating effect moreover.

Description

GaN-based electric vehicle charging power supply

Technical Field

The utility model relates to an electric automobile technical field that charges especially relates to an electric automobile charging source based on GaN.

Background

With the global low-carbon and environment-friendly life style, the electric vehicle is popularized to daily life of people on a large scale. The charging power supply of the electric vehicle is the basis of the electric vehicle and is one of the restriction factors of the development of the electric vehicle at present.

Among the prior art, GaN-based electric automobile charging source's shell is mostly through the integral structure that screws, nuts etc. connected, and the dismouting is loaded down with trivial details, wastes time and energy, leads to charging source inconvenient to maintain, and charging source only simply dispels the heat through seting up the louvre moreover, and its radiating effect is not good, uses for a long time still can influence the life of inner assembly because of the high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inconvenient maintenance of the electric automobile charging source based on GaN among the prior art to and the not good problem of radiating effect, and the electric automobile charging source based on GaN who provides.

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

the GaN-based electric vehicle charging power supply comprises a bottom plate and a shell made of heat conducting materials, wherein supporting legs are fixedly connected to four corners of the bottom plate, the shell is of a hollow structure with an opening at the bottom, the shell is connected with the bottom plate through a clamping mechanism, the upper surface of the bottom plate is fixedly connected with an installation plate through a support, and a charging power supply assembly is fixedly installed on the upper surface of the installation plate;

block mechanism includes two symmetry fixed connection picture pegs on the edge of casing bottom opening edge, the slot of matching is seted up to the upper surface symmetry of bottom plate, and the bottom of picture peg and slot offsets and set up, two the draw-in groove has all been seted up on the wall of carrying on the back of the body of picture peg, the movable groove has been seted up to the position department that the lateral wall of slot corresponds the draw-in groove, the tank bottom fixedly connected with spring in movable groove, the fixture block that other end fixedly connected with and the draw-in groove of spring matees, and fixture block and movable groove sliding connection, the one end that the spring was kept away from to the fixture block is the slope setting, and extends to in the draw-in groove, one side fixedly connected with pull rod that the fixture block is close to the movable groove tank bottom, the other end of pull rod passes the spring.

Preferably, a cavity is formed in the shell, the cavity is internally provided with cooling liquid, the outer side wall of the cavity is fixedly connected with a plurality of radiating fins which are uniformly distributed, and the bottom plate is provided with a plurality of radiating holes which are uniformly distributed.

Preferably, one end of the pull rod, which is far away from the fixture block, is fixedly connected with a pull ring.

Preferably, the inner wall of the shell is provided with a plurality of uniformly distributed grooves.

Preferably, the top of the cavity is fixedly communicated with a liquid inlet pipe, and the pipe orifice at the top of the liquid inlet pipe is in threaded connection with a matched sealing cover.

Preferably, a matched dust screen is arranged in the heat dissipation hole.

Compared with the prior art, the utility model provides an electric automobile charging source based on gaN possesses following beneficial effect:

1. this electric automobile charging source based on GaN through setting up bottom plate, casing, block mechanism, mounting panel and charging source module, block mechanism has made things convenient for the dismouting between bottom plate and the casing to the casing is opened as required to the convenience, and the convenience is maintained the charging source module on the mounting panel.

2. This electric automobile charging source based on GaN, through setting up casing, cavity, radiating fin and louvre, the heat that charging source subassembly sent carries out heat-conduction via the casing, carries out the heat absorption cooling through the coolant liquid in the cavity, and simultaneously, the louvre guarantees that the air flows for the radiating effect is better, and the coolant liquid after the heat absorption is through a plurality of radiating fin with the heat in to the air, guarantees the radiating effect of coolant liquid, makes automobile charging source possess good radiating effect.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the electric automobile charging source based on gaN conveniently maintain, make it possess good radiating effect moreover.

Drawings

Fig. 1 is a schematic structural diagram of a GaN-based electric vehicle charging power supply according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the charging power supply comprises a base plate 1, a

shell

2, 3 supporting legs, 4 mounting plates, 5 charging power supply components, 6 inserting plates, 7 inserting grooves, 8 clamping grooves, 9 movable grooves, 10 springs, 11 clamping blocks, 12 pull rods, 13 cavities, 14 radiating fins, 15 radiating holes, 16 pull rings, 17 grooves, 18 liquid inlet pipes and 19 sealing covers.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a GaN-based electric vehicle charging power supply comprises a bottom plate 1 and a shell 2 made of a heat conducting material, wherein supporting legs 3 are fixedly connected to four corners of the bottom plate 1, the shell 2 is of a hollow structure with an opening at the bottom, the shell 2 is connected with the bottom plate 1 through a clamping mechanism, the upper surface of the bottom plate 1 is fixedly connected with a mounting plate 4 through a support, and a charging power supply assembly 5 is fixedly mounted on the upper surface of the mounting plate 4;

the clamping mechanism comprises two inserting plates 6 which are symmetrically and fixedly connected to the bottom opening edge of the shell 2, matched inserting grooves 7 are symmetrically arranged on the upper surface of the bottom plate 1, the inserting plates 6 are arranged to be abutted against the bottoms of the inserting grooves 7, clamping grooves 8 are respectively arranged on the opposite side walls of the two inserting plates 6, movable grooves 9 are arranged at the positions, corresponding to the clamping grooves 8, of the side walls of the inserting grooves 7, springs 10 are fixedly connected to the bottoms of the movable grooves 9, clamping blocks 11 matched with the clamping grooves 8 are fixedly connected to the other ends of the springs 10, the clamping blocks 11 are slidably connected with the movable grooves 9, one ends, far away from the springs 10, of the clamping blocks 11 are obliquely arranged and extend into the clamping grooves 8, pull rods 12 are fixedly connected to one sides, close to the bottoms of the movable grooves 9, of the clamping blocks 11, pull rods 12 penetrate through the springs 10 and extend outwards through the bottoms of the, make in the fixture block 11 slips into the movable groove 9 and break away from with draw-in groove 8, can make casing 2 and bottom plate 1 separation, thereby the convenient rechargeable power supply module 5 to on the mounting panel 4 is maintained, the picture peg 6 on the casing 2 corresponds slot 7 on the bottom plate 1, the slope end of fixture block 11 slides in the movable groove 9 under the extrusion of picture peg 6, and compression spring 10, when picture peg 6 contradicts with the tank bottom of slot 7, spring 10 takes place to reset, in popping into draw-in groove 8 with fixture block 11, can accomplish casing 2 and bottom plate 1's installation.

Seted up cavity 13 in the casing 2, and be equipped with the coolant liquid in the cavity 13, a plurality of evenly distributed's of fixedly connected with radiating fin 14 on cavity 13's the lateral wall, a plurality of evenly distributed's louvre 15 has been seted up on the bottom plate 1, the heat that rechargeable power supply module 5 sent carries out heat-conduction via casing 2, the cooling liquid through in the cavity 13 carries out the heat absorption cooling, and simultaneously, louvre 15 guarantees that the air flows, make the radiating effect better, the coolant liquid after the heat absorption is through a plurality of radiating fin 14 with heat dissipation to the air, guarantee the radiating effect of coolant liquid, make automobile rechargeable power supply possess good radiating effect.

One end of the pull rod 12 far away from the fixture block 11 is fixedly connected with a pull ring 16, which is convenient for driving the pull rod 12 to slide.

A plurality of evenly distributed grooves 17 are formed in the inner wall of the shell 2, so that the contact area is increased, and the heat conduction efficiency is improved.

The top of the cavity 13 is fixedly communicated with a liquid inlet pipe 18, a matched sealing cover 19 is in threaded connection with the pipe orifice at the top of the liquid inlet pipe 18, the sealing cover 19 in threaded connection is unscrewed, and cooling liquid is conveniently supplemented into the cavity 13 through the liquid inlet pipe 18.

The matched dust screen is arranged in the heat dissipation hole 15, so that dust is prevented from entering the shell 1.

In the utility model, the pull rod 12 is pulled to make the fixture block 11 slide into the movable groove 9 to be separated from the clamping groove 8, so that the shell 2 can be separated from the bottom plate 1, thereby facilitating the maintenance of the charging power supply module 5 on the mounting plate 4, the plug board 6 on the shell 2 corresponds to the slot 7 on the bottom plate 1, the inclined end of the fixture block 11 slides into the movable groove 9 under the extrusion of the plug board 6, and the spring 10 is compressed, when the plug board 6 is in conflict with the slot bottom of the slot 7, the spring 10 resets, the fixture block 11 is popped into the clamping groove 8, and the installation of the shell 2 and the bottom plate 1 can be completed; the heat that power supply module 5 sent carries out heat-conduction via casing 2, carries out the heat absorption cooling through the coolant liquid in the cavity 13, and simultaneously, louvre 15 guarantees that the air flows for the radiating effect is better, and the coolant liquid after the heat absorption is through a plurality of radiating fin 14 with the heat dissipation to the air in, guarantees the radiating effect of coolant liquid, makes vehicle charging source possess good radiating effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The GaN-based electric vehicle charging power supply comprises a bottom plate (1) and a shell (2) made of a heat conducting material, and is characterized in that supporting legs (3) are fixedly connected to four corners of the bottom plate (1), the shell (2) is of a hollow structure with an opening at the bottom, the shell (2) is connected with the bottom plate (1) through a clamping mechanism, an installation plate (4) is fixedly connected to the upper surface of the bottom plate (1) through a support, and a charging power supply assembly (5) is fixedly installed on the upper surface of the installation plate (4); the clamping mechanism comprises two inserting plates (6) which are symmetrically and fixedly connected to the bottom opening edge of the shell (2), matched inserting grooves (7) are symmetrically formed in the upper surface of the bottom plate (1), the inserting plates (6) are abutted to the groove bottoms of the inserting grooves (7), clamping grooves (8) are formed in the side walls of the two inserting plates (6) which are opposite to each other, movable grooves (9) are formed in the positions, corresponding to the clamping grooves (8), of the side walls of the inserting grooves (7), springs (10) are fixedly connected to the groove bottoms of the movable grooves (9), clamping blocks (11) matched with the clamping grooves (8) are fixedly connected to the other ends of the springs (10), the clamping blocks (11) are connected with the movable grooves (9) in a sliding mode, one ends, far away from the springs (10), of the clamping blocks (11) are obliquely arranged and extend into the clamping grooves (8), pull rods (12) are fixedly connected to one sides, close to the groove bottoms of the clamping, the other end of the pull rod (12) penetrates through the spring (10) and penetrates through the groove bottom of the movable groove (9) to extend outwards, and the pull rod (12) is connected with the groove bottom of the movable groove (9) in a sliding mode.

2. The GaN-based electric vehicle charging power supply of claim 1, wherein a cavity (13) is formed in the housing (2), a cooling liquid is provided in the cavity (13), a plurality of uniformly distributed heat dissipation fins (14) are fixedly connected to an outer side wall of the cavity (13), and a plurality of uniformly distributed heat dissipation holes (15) are formed in the bottom plate (1).

3. The GaN-based electric vehicle charging power supply of claim 1, wherein a pull ring (16) is fixedly connected to an end of the pull rod (12) away from the fixture block (11).

4. The GaN-based electric vehicle charging power supply of claim 1, wherein the inner wall of the housing (2) is provided with a plurality of uniformly distributed grooves (17).

5. The GaN-based electric vehicle charging power supply of claim 2, wherein a liquid inlet pipe (18) is fixedly communicated with the top of the cavity (13), and a matching sealing cover (19) is in threaded connection with the top pipe opening of the liquid inlet pipe (18).

6. The GaN-based electric vehicle charging power supply of claim 2, wherein a matching dust screen is installed in the heat dissipation hole (15).