CN218929229U

CN218929229U - Charger heat radiation structure

Info

Publication number: CN218929229U
Application number: CN202223369209.4U
Authority: CN
Inventors: 宋乃伟
Original assignee: Wuxi Haode Intelligent Technology Co ltd
Current assignee: Wuxi Haode Intelligent Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-04-28
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a heat radiation structure of a charger, which comprises a lower shell, an upper shell, a heat radiation bellows, a fan, a circuit board and a dustproof net, wherein a heat radiation fin is fixedly arranged at the top of a copper connecting pipe; the cooling device can be quickly inserted into the slot through the cooling bellows, the fan and the connecting wire on the circuit board can be removed through the mounting panel clamped at the top of the cooling bellows, the external cooling bellows and the fan are convenient to remove, dust is convenient to clean at the cooling groove, cooling liquid filled in the liquid storage tank of the liquid storage mechanism is connected with the copper connecting pipe through the circulating pump to form a closed loop, so that the copper connecting pipe can absorb high-temperature air flow, the cooling fins can contact the electronic elements on the circuit board with the copper connecting pipe in a large area, and the heat inside the charger is transferred to the outside through the fans at the two sides of the periphery, so that the cooling effect of the charger is improved.

Description

Charger heat radiation structure

Technical Field

The utility model relates to the technical field of chargers, in particular to a heat dissipation structure of a charger.

Background

The charger adopts a high-frequency power supply technology and uses an advanced intelligent dynamic adjustment charging technology. The charger is widely used in various fields, particularly in common electrical appliances such as mobile phones and cameras in the living field, and is a static converter device which adopts a power electronic semiconductor device to convert alternating current with fixed voltage and frequency into direct current.

The current query China patent is a charger heat radiation structure, publication number: CN216489828U solves the problems that the existing electric vehicle charger generates heat during charging, and once the heat dissipation effect is poor, the charging performance and the service life are affected, and other potential safety hazards are brought;

but still have some defects, simple to the heat dissipation mechanism in the current electric vehicle charger, the radiating effect is relatively poor, and high-power charger is when charging in summer high temperature, and the heat dissipation is untimely, damages inside electronic component easily, and radiator fan installs in the vent inboard, and vent and fan all can the deposition, need dismantle the shell clearance, and is not convenient enough.

Disclosure of Invention

The utility model aims to provide a heat dissipation structure of a charger, which solves the problems that the existing heat dissipation mechanism in the charger is simple, the heat dissipation effect is poor, a heat dissipation fan is arranged at the inner side of a vent, dust is accumulated on the vent and the fan, and a shell needs to be disassembled for cleaning, so that the heat dissipation structure is not convenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a charger heat radiation structure, includes casing, last casing, heat dissipation bellows, fan, circuit board, the dust screen down, casing top demountable installation has the casing down, the peripheral both sides of casing are demountable installation respectively has the heat dissipation bellows down, the inside fan that is provided with of heat dissipation bellows, lower shells inner wall bottom fixed mounting has the circuit board, fan top demountable installation has the mounting panel, lower shells inner wall both sides symmetry fixed mounting respectively has the mounting ear board, is located one side interior angle department the mounting ear board bottom surface demountable installation has stock solution mechanism, stock solution mechanism one side through connection has the copper connecting pipe, copper connecting pipe top fixed mounting has radiating fin.

Preferably, an air outlet is formed in the middle of the bottom surface of the lower shell, a dust screen is fixedly mounted at the top of the air outlet, and heat dissipation grooves are formed in two ends of the inner wall of the lower shell at equal intervals respectively.

Preferably, slots are respectively formed in two ends of the periphery of the lower shell and the upper shell, and mounting screws are symmetrically arranged on two sides of the top of the periphery of the fan.

Preferably, the side sections of the fan and the inner wall of the slot are of T-shaped structures, the fan is inserted into the inner wall of the slot, and the fan is connected to the outer side surface of the upper shell in a matched manner through mounting screws.

Preferably, the liquid storage mechanism comprises a liquid storage tank and a circulating pump, cooling liquid is filled in the liquid storage tank, and two ends of the copper connecting pipe are respectively connected with the two liquid storage tanks through the circulating pump.

Preferably, the radiating fins and the copper connecting pipes are of annular structures, and the copper connecting pipes are located at the periphery of the circuit board.

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

according to the utility model, the radiating air box can be quickly inserted into the slot, the radiating groove is communicated with the through hole on the surface of the radiating air box, the fan and the connecting wire on the circuit board can be removed by disassembling the mounting panel clamped at the top of the radiating air box, so that the external radiating air box and the fan can be conveniently removed, meanwhile, dust can be conveniently cleaned at the radiating groove, the problem that the traditional charger is used for mounting the fan at the inner side of the vent, dust can be accumulated on the vent and the fan, and the shell needs to be disassembled, so that the traditional charger is inconvenient to mount the radiating fan at the inner side of the vent, dust can be accumulated on the vent and the fan, and the problems of need for disassembling the shell for cleaning and inconvenience are solved;

according to the utility model, the cooling liquid filled in the liquid storage mechanism liquid storage tank is connected with the copper connecting pipe through the circulating pump to form a closed loop, so that the copper connecting pipe can absorb high-temperature air flow, the radiating fins can contact the electronic elements on the circuit board with the copper connecting pipe in a large area, and the internal heat of the charger is transferred to the outside through the fans on the two sides of the periphery, thereby improving the heat dissipation effect of the charger and solving the problems of simple internal heat dissipation mechanism and poor heat dissipation effect of the existing charger.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 2.

In the figure: 1. a lower housing; 2. an upper housing; 3. a heat dissipation bellows; 4. a fan; 5. a heat sink; 6. a circuit board; 7. a slot; 8. installing a panel; 9. installing a screw; 10. ear plates; 11. a liquid storage mechanism; 12. a copper connecting pipe; 13. a heat radiation fin; 101. an air outlet; 102. a dust-proof net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

Referring to fig. 1-4, the present utility model provides a technical solution: the heat radiation structure of the charger comprises a lower shell 1, an upper shell 2, a heat radiation bellows 3, a fan 4, a circuit board 6 and a dust screen 102, wherein the upper shell 2 is detachably arranged at the top of the lower shell 1, the heat radiation bellows 3 is detachably arranged at two sides of the periphery of the lower shell 1 respectively, and the fan 4 is arranged inside the heat radiation bellows 3;

the circuit board 6 is fixedly installed at the bottom of the inner wall of the lower shell 1, the installation panel 8 is detachably installed at the top of the fan 4, the installation lug plates 10 are symmetrically and fixedly installed on two sides of the inner wall of the lower shell 1 respectively, the liquid storage mechanism 11 is detachably installed on the bottom surface of the installation lug plate 10 positioned at one inner angle, one side of the liquid storage mechanism 11 is in through connection with the copper connecting pipe 12, and the radiating fins 13 are fixedly installed at the top of the copper connecting pipe 12

The model of the circulating pump in the liquid storage mechanism 11 is dp130;

the radiating bellows 3 can be quickly inserted into the slot 7, the radiating groove 5 is communicated with a through hole on the surface of the radiating bellows 3, the fan 4 and a connecting wire on the circuit board 6 can be removed by disassembling the mounting panel 8 clamped at the top of the radiating bellows 3, so that the external radiating bellows 3 and the fan 4 can be conveniently removed, meanwhile, dust can be conveniently cleaned at the radiating groove 5, the fan 4 is prevented from being mounted at the inner side of a ventilation opening by a traditional charger, dust can be accumulated on both the ventilation opening and the fan 4, and a shell is required to be disassembled and assembled, so that the air-conditioning device is not convenient;

the cooling liquid filled in the liquid storage tank of the liquid storage mechanism 11 is connected with the copper connecting pipe 12 through the circulating pump to form a closed loop, so that the copper connecting pipe 12 can absorb higher-temperature air flow, the radiating fins 13 can contact the electronic components on the circuit board 6 with the copper connecting pipe 12 in a larger area, and the internal heat of the charger is transferred to the outside through the fans 4 at the two sides of the periphery, so that the heat dissipation effect of the charger is improved.

Wherein, air outlet 101 has been seted up at lower casing 1 bottom surface middle part, and air outlet 101 top fixed mounting has dust screen 102, and heat dissipation groove 5 has been seted up to lower casing 1 inner wall both ends equidistant respectively, and heat dissipation groove 5 link up with heat dissipation bellows 3 surface through-hole mutually.

Wherein, slot 7 has been seted up respectively at lower casing 1 and last casing 2 peripheral both ends, and installation screw 9 is installed to fan 4 peripheral top bilateral symmetry, and the connecting wire is demolishd on fan 4 and circuit board 6 through dismantling the installation panel 8 of the joint of heat dissipation bellows 3 top, is convenient for demolish external heat dissipation bellows 3 and fan 4.

Wherein, fan 4 and slot 7 inner wall side section are T font structure, and fan 4 peg graft in slot 7 inner wall, and fan 4 passes through mounting screw 9 cooperation and connects in last casing 2 lateral surface, demolish through external heat dissipation bellows 3 and fan 4, simultaneously, be convenient for to heat dissipation groove 5 department clearance dust, avoid traditional charger to install fan 4 in the vent inboard, vent and fan 4 deposition all can deposition, and need dismouting shell, not convenient enough.

The liquid storage mechanism 11 comprises a liquid storage tank and a circulating pump, cooling liquid is filled in the liquid storage tank, two ends of a copper connecting pipe 12 are respectively connected with the two liquid storage tanks through the circulating pump, a radiating fin 13 and the copper connecting pipe 12 are of annular structures, the copper connecting pipe 12 is located on the periphery of the circuit board 6, and the copper connecting pipe 12 is connected with the circulating pump to form a closed loop, so that the copper connecting pipe 12 can absorb higher-temperature air flow, and the radiating fin 13 can enable electronic elements on the circuit board 6 to generate heat to be in contact with the copper connecting pipe 12 in a larger area.

Working principle: when the charger is used, the cooling liquid filled in the liquid storage tank of the liquid storage mechanism 11 is connected with the copper connecting pipe 12 through the circulating pump to form a closed loop, so that the copper connecting pipe 12 can absorb air flow with higher temperature, the radiating fins 13 can contact the electronic elements on the circuit board 6 with the copper connecting pipe 12 in a larger area, and the heat in the charger is transferred to the outside through the fans 4 at the two sides of the periphery, so that the radiating effect of the charger is improved; when dismantling this inside stock solution mechanism 11 of charger, demolish the mounting screw 9 of heat dissipation bellows 3 top both sides from last casing 2 both sides earlier, can demolish the connecting wire on fan 4 and circuit board 6 through dismantling the mounting panel 8 of heat dissipation bellows 3 top joint, be convenient for demolish external heat dissipation bellows 3 and fan 4, simultaneously, be convenient for clear up the dust to heat sink 5 department, then, demolish last casing 2 from lower casing 1 top screw, finally, dismantle the screw on the otic placode 10, dismantle stock solution mechanism 11 and copper connecting pipe 12 and take out.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the principles of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a charger heat radiation structure, includes casing (1), last casing (2), heat dissipation bellows (3), fan (4), circuit board (6), dust screen (102), its characterized in that: the utility model discloses a radiator is characterized by comprising a lower shell (1), an upper shell (2) is detachably mounted at the top of the lower shell (1), a radiating bellows (3) is detachably mounted at two sides of the periphery of the lower shell (1), a fan (4) is arranged inside the radiating bellows (3), a circuit board (6) is fixedly mounted at the bottom of the inner wall of the lower shell (1), a mounting panel (8) is detachably mounted at the top of the fan (4), an installation lug plate (10) is symmetrically and fixedly mounted at two sides of the inner wall of the lower shell (1), a liquid storage mechanism (11) is detachably mounted at the bottom of the installation lug plate (10) and positioned at one inner angle, a copper connecting pipe (12) is connected to one side of the liquid storage mechanism (11) in a penetrating manner, and a radiating fin (13) is fixedly mounted at the top of the copper connecting pipe (12).

2. A charger heat dissipation structure as defined in claim 1, wherein: an air outlet (101) is formed in the middle of the bottom surface of the lower shell (1), a dust screen (102) is fixedly arranged at the top of the air outlet (101), and radiating grooves (5) are respectively formed in two ends of the inner wall of the lower shell (1) at equal intervals.

3. A charger heat dissipation structure as defined in claim 2, wherein: slots (7) are respectively formed in two ends of the periphery of the lower shell (1) and the upper shell (2), and mounting screws (9) are symmetrically arranged on two sides of the top of the periphery of the fan (4).

4. A charger heat dissipation structure as defined in claim 3, wherein: the cross sections of the inner walls of the fans (4) and the slots (7) are of T-shaped structures, the fans (4) are inserted into the inner walls of the slots (7), and the fans (4) are connected to the outer side face of the upper shell (2) in a matched mode through mounting screws (9).

5. The charger heat dissipation structure as defined in claim 4, wherein: the liquid storage mechanism (11) comprises a liquid storage tank and a circulating pump, cooling liquid is filled in the liquid storage tank, and two ends of the copper connecting pipe (12) are connected with the two liquid storage tanks through the circulating pump respectively.

6. The charger heat dissipation structure as defined in claim 5, wherein: the radiating fins (13) and the copper connecting pipes (12) are of annular structures, and the copper connecting pipes (12) are located at the periphery of the circuit board (6).