CN210959222U

CN210959222U - Heat radiation structure of energy-saving charger

Info

Publication number: CN210959222U
Application number: CN201921306083.1U
Authority: CN
Inventors: 甄亚辉
Original assignee: Shenzhen Ruiyuan Industrial Co ltd
Current assignee: Shenzhen Ruiyuan Industrial Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-07-07
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a heat dissipation structure of an energy-saving charger, which comprises a charger body, an energy-saving chip and a circuit board, wherein two brackets are arranged inside the charger body, the energy-saving chip and the circuit board are both connected at the top of the brackets, the charger body is internally connected with a surface heat dissipation piece, the surface heat dissipation piece is positioned at the outer side surfaces of the circuit board and the energy-saving chip, one side of the surface heat dissipation piece is provided with a convection piece, one end of the convection piece, which is far away from the surface heat dissipation piece, is slidably penetrated through the side wall of the charger body, one end of the surface heat dissipation piece, which is close to the energy-saving chip, is provided with a push-out piece, the push-out piece is contacted with the surface heat dissipation piece, the heat dissipation structure of the energy-saving charger can fully dissipate the heat of the top and, the radiating fins can be pushed out of the sliding groove through the push-out piece.

Description

Heat radiation structure of energy-saving charger

Technical Field

The utility model relates to a charger technical field specifically is a heat radiation structure of energy-saving charger.

Background

The charger is connected with a power supply, and the charger is used for delivering storage stable current to an electric appliance through internal element processing, such as a mobile phone charger, an electric vehicle charger and the like, the outer side of the existing electric vehicle charger is provided with a heat dissipation hole for accelerating the heat dissipation in the charger, but the heat dissipation effect is not good, the prior patent No. CN206895104U patent document provides a charger heat dissipation device, the heat dissipation device dissipates the heat in the charger through air cooling, and simultaneously the heat dissipation device is convenient to take out due to the connection of a heat dissipation sheet and a sliding groove at the bottom of a body, but because an energy-saving chip is often arranged in the existing energy-saving charger for an electric vehicle, the power supply loses electric quantity due to overheating, the energy-saving chip and a circuit board generate heat on the outer surface during charging, the heat dissipation device of the charger at the position proposed by the patent can not uniformly dissipate the heat of the heat dissipation sheet, because the sliding groove and the radiating fin have certain depths, the friction between the radiating fin and the sliding groove is not convenient for taking the radiating fin out of the deep part of the sliding groove, and therefore the radiating structure of the energy-saving charger is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat radiation structure of energy-saving charger to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat radiation structure of energy-saving charger, includes charger body, energy-conserving chip and circuit board, the inside two supports that are equipped with of charger body, energy-conserving chip and circuit board are all connected at the support top, charger body internal connection has surface heat radiation spare, and surface heat radiation spare is located circuit board and energy-conserving chip outside face, surface heat radiation spare one side is equipped with the convection part, and slides to the one end that surface heat radiation spare was kept away from to the convection part and run through the charger body lateral wall, the one end that surface heat radiation spare is close to energy-conserving chip is equipped with the ejection piece, the ejection piece is connected inside the charger body, and the ejection piece contacts with surface heat.

Preferably, the surface heat sink comprises a flow pipe, a fan and a mounting plate, the mounting plate is connected with the outer side of the charger body through a bolt, two guide blocks are arranged on two sides of the mounting plate, the two guide blocks are connected with the charger body in a sliding way, the flow pipe is connected with one side of the mounting plate, the radiating fan is connected inside the flow tube, one side of the flow tube, which is far away from the mounting plate, is communicated with a plurality of radiating tubes, and a plurality of radiating pipes are positioned at the top of the energy-saving chip and the circuit board, a plurality of radiating holes are arranged at one side of the radiating pipes close to the energy-saving chip and the circuit board, a plurality of sliding chutes are arranged inside the charger body, and a plurality of radiating fins are connected inside the plurality of sliding grooves in a sliding manner, the radiating fins are positioned at the bottoms of the energy-saving chip and the circuit board, one end of the mounting plate, which is close to the radiating fins, is connected with a plurality of stop blocks, and the stop block is connected inside the sliding groove in a sliding mode, and one end, far away from the stop block, of the radiating fin is in contact with the pushing piece.

Preferably, the ejection piece includes pivot and push pedal, the push pedal rotates through pivot and charger body and is connected, push pedal one side and fin contact, and the push pedal opposite side is equipped with a plurality of springs, spring one end and charger body coupling, and the spring other end is connected with the push pedal.

Preferably, the convection part includes heat conduction graphite flake, convection current pipe and contact conducting strip, the heat conduction graphite flake is connected at the support top, and the heat conduction graphite flake is located energy-conserving chip and circuit board top, the convection current pipe is equipped with a plurality ofly, and a plurality of convection currents slide and run through the charger body lateral wall, the contact conducting strip is equipped with a plurality ofly, and just a plurality of contact conducting strips connect at the convection current intraductal wall, contact conducting strip one end and the contact of heat conduction graphite flake, and the contact conducting strip other end is connected at the charger body lateral wall.

Preferably, the convection tube is provided with a dust screen at one end of the outer side wall of the charger body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, fully dispel the heat to the top and the bottom of energy-conserving chip and circuit board through establishing surface heat dissipation spare, do benefit to the convection current piece of establishing simultaneously and be convenient for external atmosphere entering and the inside air convection that carries on of charger, surface heat dissipation spare's radiating effect accelerates, the spout is released with the fin to the piece of pushing out that the accessible was established when the maintenance was changed simultaneously.

2. The utility model discloses, the dust screen established is favorable to preventing that dust in the air from getting into inside the charger body.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the surface heat sink;

FIG. 3 is a schematic view of a rear structure of the convection member;

fig. 4 is a schematic bottom view of the heat pipe.

In the figure: 1-a charger body; 2-energy-saving chip; 3-a circuit board; 4-a scaffold; 5-surface heat sink; 6-convection part; 7-pushing out the piece; 8-a flow tube; 9-a fan; 10-mounting a plate; 11-a guide block; 12-radiating pipes; 13-heat dissipation holes; 14-a chute; 15-a block; 16-a rotating shaft; 17-a push plate; 18-a spring; 19-a thermally conductive graphite sheet; 20-convection tubes; 21-contact heat conducting sheet; 22-dust screen; 23-heat sink.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a heat dissipation structure of an energy-saving charger comprises a charger body 1, an energy-saving chip 2 and a circuit board 3, wherein two supports 4 are arranged inside the charger body 1, the energy-saving chip 2 and the circuit board 3 are connected to the tops of the supports 4, a surface heat dissipation part 5 is connected inside the charger body 1, the surface heat dissipation part 5 is positioned on the outer side surfaces of the circuit board 3 and the energy-saving chip 2, a convection part 6 is arranged on one side of the surface heat dissipation part 5, one end, far away from the surface heat dissipation part 5, of the convection part 6 penetrates through the side wall of the charger body 1 in a sliding mode, a push-out part 7 is arranged at one end, close to the energy-saving chip 2, of the surface heat dissipation part 5, the push-out part 7 is connected inside the charger body 1 and is in contact with the surface heat dissipation part 5, the tops and the bottoms of the energy-saving chip 2 and the circuit board 3, the heat dissipation effect of the surface heat sink 5 is accelerated, and at the same time, the heat dissipation fins 23 can be pushed out of the slide groove 14 by the push-out member 7 provided at the time of maintenance and replacement.

The surface heat dissipation member 5 comprises a flow tube 8, a fan 9 and a mounting plate 10, the mounting plate 10 is connected with the outer side of the charger body 1 through a bolt, two guide blocks 11 are arranged on two sides of the mounting plate 10, the two guide blocks 11 are connected with the charger body 1 in a sliding manner, the flow tube 8 is connected with one side of the mounting plate 10, the heat dissipation fan 9 is connected inside the flow tube 8, one side of the flow tube 8, which is far away from the mounting plate 10, is communicated with a plurality of heat dissipation tubes 12, the plurality of heat dissipation tubes 12 are positioned at the tops of the energy-saving chip 2 and the circuit board 3, one side of the heat dissipation tubes 12, which is close to the energy-saving chip 2 and the circuit board 3, is provided with a plurality of heat dissipation holes 13, a plurality of sliding grooves 14 are arranged inside the charger body 1, a plurality of heat dissipation fins 23 are connected inside the sliding, the end of the heat sink 23 remote from the stop 15 is in contact with the ejector 7.

In the specific embodiment, under the action of the fan 9, the flowing wind is generated inside the flow tube 8, the wind flows into the radiating tube 12 through the flow tube 8, and finally flows out through the radiating holes 13 to act on the top of the energy-saving chip 2 and the circuit board 3, when the wind passes through the radiating fins 23 at the bottom from the top of the energy-saving chip 2 and the circuit board 3, because the outer surfaces of the radiating fins 23 are all provided with through holes for facilitating the flow of the wind between the radiating fins 23, the energy-saving chip 2 and the circuit board 3 are connected at the top of the bracket 4, and the gap is reserved between the energy-saving chip 2 and the circuit board 3 and between the radiating fins 23, the ventilation and the heat dissipation between the radiating fins 23 are facilitated, meanwhile, because the convection tube 20 is connected at the top of the bracket 4, and the convection tube 20 is in contact with the top of the energy-saving chip 2 and the circuit board 3, meanwhile, the outside air enters the inside of the charger body 1 through the convection pipe 20 to accelerate the convection effect among the cooling fins 23, which is beneficial to fully cooling the inside of the charger body 1.

The pushing part 7 comprises a rotating shaft 16 and a pushing plate 17, the pushing plate 17 is rotatably connected with the charger body 1 through the rotating shaft 16, one side of the pushing plate 17 is in contact with the radiating fins 23, the other side of the pushing plate 17 is provided with a plurality of springs 18, one end of each spring 18 is connected with the charger body 1, and the other end of each spring 18 is connected with the pushing plate 17.

The specific implementation mode is as follows: when the fin 23 needs to be changed, loosen the bolt on the outer surface of the mounting plate 10 and the charger body 1, take out the mounting plate 10, meanwhile, because the stop block 15 is fixedly connected on the mounting plate 10, the stop block 15 is pulled out of the sliding groove 14 under the action of tensile force, the fin 23 positioned inside the sliding groove 14 loses the limiting effect of the stop block 15, under the action of elastic force of the spring 18, the push plate 17 pushes the fin 23 to slide out of one end of the sliding groove 14 for a distance, and the fin 23 can be conveniently taken out from the deep part of the sliding groove.

Convection current piece 6 includes heat conduction graphite flake 19, convection current pipe 20 and contact conducting strip 21, heat conduction graphite flake 19 is connected at 4 tops of support, and heat conduction graphite flake 19 is located energy-conserving

chip

2 and 3 tops of circuit board, convection current pipe 20 is equipped with a plurality ofly, and a plurality of convection current pipes 20 slide and run through 1 lateral wall of charger body, contact conducting strip 21 is equipped with a plurality ofly, and a plurality of contact conducting strip 21 are connected at 20 inner walls of convection current pipe, 21 one end of contact conducting strip contacts with heat conduction graphite flake 19, and the 21 other end of contact conducting strip is connected at 1 lateral wall of charger body, contact conducting strip 21 is favorable to in time conducting the absorbed heat of heat conduction graphite flake 19 to the charger body 1 outside, prevent that charger body 1 is inside.

One end of the convection tube 20, which is located on the outer side wall of the charger body 1, is provided with a dust screen 22, which is beneficial to preventing dust in the air from entering the inside of the charger body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat radiation structure of energy-saving charger, includes charger body (1), energy-conserving chip (2) and circuit board (3), charger body (1) inside is equipped with two supports (4), support (4) top, its characterized in that are all connected in energy-conserving chip (2) and circuit board (3): charger body (1) internal connection has surface heat dissipation spare (5), and surface heat dissipation spare (5) are located circuit board (3) and energy-conserving chip (2) outside face, surface heat dissipation spare (5) one side is equipped with convection part (6), and convection part (6) keep away from the one end of surface heat dissipation spare (5) and slide and run through charger body (1) lateral wall, the one end that surface heat dissipation spare (5) are close to energy-conserving chip (2) is equipped with and pushes away a (7), it connects inside charger body (1) to push away a (7), and pushes away a (7) and contact with surface heat dissipation spare (5).

2. The heat dissipation structure of an energy-saving charger according to claim 1, wherein: the surface heat dissipation part (5) comprises a flow pipe (8), a fan (9) and a mounting plate (10), the mounting plate (10) is connected with the outer side of the charger body (1) through a bolt, two guide blocks (11) are arranged on two sides of the mounting plate (10), the two guide blocks (11) are connected with the charger body (1) in a sliding manner, the flow pipe (8) is connected to one side of the mounting plate (10), the fan (9) is connected to the inside of the flow pipe (8), one side, far away from the mounting plate (10), of the flow pipe (8) is communicated with a plurality of heat dissipation pipes (12), the heat dissipation pipes (12) are located at the tops of the energy-saving chip (2) and the circuit board (3), one side, close to the energy-saving chip (2) and the circuit board (3), of the heat dissipation pipes (12) is provided with a plurality of heat dissipation holes (13, and inside sliding connection of a plurality of spouts (14) has a plurality of fin (23), fin (23) are located energy-conserving chip (2) and circuit board (3) bottom, the one end that mounting panel (10) are close to fin (23) is connected with a plurality of dog (15), and dog (15) sliding connection is inside spout (14), fin (23) keep away from the one end of dog (15) and push out piece (7) contact.

3. The heat dissipation structure of an energy-saving charger according to claim 2, wherein: the ejection piece (7) comprises a rotating shaft (16) and a push plate (17), the push plate (17) is rotatably connected with the charger body (1) through the rotating shaft (16), one side of the push plate (17) is in contact with the radiating fins (23), the other side of the push plate (17) is provided with a plurality of springs (18), one end of each spring (18) is connected with the charger body (1), and the other end of each spring (18) is connected with the push plate (17).

4. The heat dissipation structure of an energy-saving charger according to claim 1, wherein: convection current spare (6) are including heat conduction graphite flake (19), convection current pipe (20) and contact heat conduction piece (21), heat conduction graphite flake (19) are connected at support (4) top, and heat conduction graphite flake (19) are located energy-conserving chip (2) and circuit board (3) top, convection current pipe (20) are equipped with a plurality ofly, and a plurality of convection current pipes (20) slide and run through charger body (1) lateral wall, contact heat conduction piece (21) are equipped with a plurality ofly, and a plurality of contact heat conduction pieces (21) connect at convection current pipe (20) inner wall, contact heat conduction piece (21) one end and heat conduction graphite flake (19) contact, and contact heat conduction piece (21) other end is connected at charger body (1) lateral wall.

5. The heat dissipation structure of an energy-saving charger according to claim 4, wherein: one end of the convection tube (20) on the outer side wall of the charger body (1) is provided with a dust screen (22).