CN219437419U

CN219437419U - Heat dissipation mechanism of AC/DC power module

Info

Publication number: CN219437419U
Application number: CN202223551057.XU
Authority: CN
Inventors: 欧阳科建; 吴贵勇; 程跃辉; 陈亮
Original assignee: Shenzhen Tonghui Technology Co ltd
Current assignee: Shenzhen Tonghui Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-07-28
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a heat dissipation mechanism of an AC/DC power module, and relates to the technical field of AC/DC power modules. Including the heat dissipation shell and install at the inside circuit board of heat dissipation shell, the inlet channel has all been seted up at the inside top both sides of heat dissipation shell's casing, the inlet port that makes inlet channel intercommunication external is seted up on the surface of heat dissipation shell, the heat dissipation strip groove has all been seted up to the inside bottom both sides of heat dissipation shell's casing, inlet channel and heat dissipation strip groove are by the cartridge filter intercommunication that passes the heat dissipation shell inner chamber, heat dissipation shell's surface is equipped with the heat radiation structure that makes heat dissipation strip inslot air and external air exchange, inlet channel and heat dissipation strip groove pass through the inner chamber of cartridge filter intercommunication heat dissipation shell, make inlet channel and heat dissipation strip groove can circulate outside air, promote the thermal dissipation of heat dissipation shell inner chamber, and the setting of cartridge filter can filter the dust at the in-process that the air flows, avoid the dust to adhere to on the electronic component of heat dissipation shell inner chamber.

Description

Heat dissipation mechanism of AC/DC power module

Technical Field

The utility model relates to the technical field of AC/DC power supply modules, in particular to a heat dissipation mechanism of an AC/DC power supply module.

Background

With the continuous development of society, the tool is continuously advanced, an ac-dc power supply is a device capable of forming constant current in a circuit, the power supply is a device for providing non-electrostatic force, and the non-electrostatic force is used for doing work to convert non-electric energy into potential energy between positive and negative electrodes, and the device has the characteristics of isolation protection, voltage transformation and the like.

The utility model provides an AC-DC module power supply shell with publication number CN209283107U, includes casing, bottom plate to and two relative first curb plates that set up, and the casing includes an upper plate and two second curb plates that are formed by the perpendicular extension of both sides limit of upper plate, and two second curb plates are formed with the grafting structure that mutually supports each other with two first curb plates on being close to the internal face at its both ends, and two second curb plates are offered first butt joint portion on being close to the internal face of grafting structure, be formed with two second butt joint portions with first butt joint portion joint on the internal face of bottom plate, behind first butt joint portion and the butt joint of second butt joint portion, lock in the side of two second curb plates through the screw. The power supply shell increases the assemblability of the power supply shell and reduces the number of screws, but when the AC-DC power supply module is assembled, the power supply shell is not smooth in ventilation with the outside, heat dissipation is not facilitated, and equipment is easy to age and damage due to heat accumulated for a long time.

Disclosure of Invention

The utility model provides a heat dissipation mechanism of an AC/DC power module, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat dissipation mechanism of AC/DC power module, includes the heat dissipation shell and installs at the inside circuit board of heat dissipation shell, the inlet channel has all been seted up at the inside top both sides of casing of heat dissipation shell, the inlet port that makes inlet channel intercommunication external is seted up on the surface of heat dissipation shell, the heat dissipation strip groove has all been seted up to the inside bottom both sides of casing of heat dissipation shell, inlet channel and heat dissipation strip groove are by the cartridge filter intercommunication that passes the heat dissipation shell inner chamber, the surface of heat dissipation shell is equipped with the heat radiation structure that makes heat dissipation strip inslot air and external air exchange.

Further, the heat radiation structure comprises vent holes, and vent holes communicated with the heat radiation strip grooves are formed in the bottoms of the two sides of the heat radiation shell.

Further, the heat dissipation structure comprises heat dissipation fans, and the heat dissipation fans for promoting the air in the heat dissipation strip grooves to be exhausted are arranged on two sides of the heat dissipation shell.

Further, the top of the heat dissipation shell is uniformly provided with first cooling fins, and V-shaped grooves are uniformly formed in the first cooling fins.

Further, a groove is formed in the bottom center of the heat dissipation shell, so that the heat dissipation shell is inverted concave.

Further, the second cooling fins are uniformly arranged on the top inner wall of the groove.

Compared with the prior art, the utility model provides a heat dissipation mechanism of an AC/DC power module, which has the following beneficial effects: this AC/DC power module's cooling mechanism, air inlet tank and heat dissipation strip groove pass through the inner chamber of cartridge filter intercommunication heat dissipation shell for air inlet tank and heat dissipation strip groove can circulate outside air, promote the radiating shell inner chamber thermal dissipation, and the setting of cartridge filter can filter the dust at the in-process that air flows, avoid the dust to adhere to on the electronic component of heat dissipation shell inner chamber.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a front view of the present utility model;

fig. 3 is a schematic side view of the present utility model.

In the figure: 1. a heat dissipation housing; 2. a circuit board; 3. an air inlet groove; 4. an air inlet hole; 5. a heat dissipation strip groove; 6. a first heat sink; 7. a vent hole; 8. a heat radiation fan; 9. a filter cartridge; 10. a groove; 11. and a second heat sink.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model discloses a heat dissipation mechanism of an AC/DC power module, comprising a heat dissipation housing 1 and a circuit board 2 installed inside the heat dissipation housing 1, wherein air inlet grooves 3 are formed on two sides of the top of the inside of the housing of the heat dissipation housing 1, air inlet holes 4 for enabling the air inlet grooves 3 to communicate with the outside are formed on the surface of the heat dissipation housing 1, heat dissipation strip grooves 5 are formed on two sides of the bottom of the inside of the housing of the heat dissipation housing 1, the air inlet grooves 3 are communicated with the heat dissipation strip grooves 5 through a filter cartridge 9 penetrating through the inner cavity of the heat dissipation housing 1, and a heat dissipation structure for enabling air inside the heat dissipation strip grooves 5 to exchange with external air is arranged on the surface of the heat dissipation housing 1.

Specifically, the heat radiation structure includes vent 7, vent 7 with heat dissipation strip groove 5 intercommunication has all been seted up to heat dissipation shell 1's both sides bottom.

In this embodiment, the vent holes 7 are formed so that the air inlet grooves 3, the heat dissipation strip grooves 5 and the inner cavities of the heat dissipation housing 1 form natural flow with the outside air.

Specifically, the heat dissipation structure includes a heat dissipation fan 8, and the heat dissipation fans 8 for promoting the air in the heat dissipation strip grooves 5 to be exhausted are installed at two sides of the heat dissipation housing 1.

In this embodiment, the heat dissipating fan 8 is provided to extract hot air in the inner cavity of the heat dissipating casing 1 to promote heat dissipation.

Specifically, the top of the heat dissipation shell 1 is uniformly provided with first heat dissipation fins 6, and the first heat dissipation fins 6 are uniformly provided with V-shaped grooves.

In the present embodiment, the first heat sink 6 plays a role of auxiliary heat dissipation.

Specifically, a groove 10 is formed at the bottom center of the heat dissipation housing 1, so that the heat dissipation housing 1 is inverted concave.

The top inner wall of the groove 10 is uniformly provided with second cooling fins 11.

In this embodiment, the grooves 10 are disposed, so that the bottom of the heat dissipation housing 1 and the mounting position thereof can form a region beneficial to air flow, and further, the second heat dissipation fins 11 can be used for assisting heat dissipation.

In summary, according to the heat dissipation mechanism of the AC/DC power module, the air inlet groove 3 and the heat dissipation strip groove 5 are communicated with the inner cavity of the heat dissipation housing 1 through the filter cartridge 9, so that the air inlet groove 3 and the heat dissipation strip groove 5 can circulate outside air to promote heat dissipation of the inner cavity of the heat dissipation housing, and the filter cartridge 9 can filter dust in the air flowing process, so that the dust is prevented from adhering to the electronic component in the inner cavity of the heat dissipation housing 1.

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, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat dissipation mechanism of AC/DC power module, includes heat dissipation shell (1) and installs at inside circuit board (2) of heat dissipation shell (1), its characterized in that: the utility model discloses a radiator is characterized in that air inlet grooves (3) are all seted up on the inside top both sides of the casing of radiator shell (1), inlet port (4) that make air inlet grooves (3) intercommunication external are seted up on the surface of radiator shell (1), heat dissipation strip groove (5) have all been seted up to the inside bottom both sides of casing of radiator shell (1), air inlet grooves (3) and heat dissipation strip groove (5) are by cartridge filter (9) intercommunication that pass radiator shell (1) inner chamber, the surface of radiator shell (1) is equipped with the heat radiation structure that makes inside air of heat dissipation strip groove (5) and external air exchange.

2. The heat dissipation mechanism of an AC/DC power module of claim 1, wherein: the heat radiation structure comprises vent holes (7), and the bottoms of the two sides of the heat radiation shell (1) are provided with the vent holes (7) communicated with the heat radiation strip grooves (5).

3. The heat dissipation mechanism of an AC/DC power module of claim 1, wherein: the heat radiation structure comprises heat radiation fans (8), and the heat radiation fans (8) for promoting the air in the heat radiation strip grooves (5) to be exhausted are arranged on two sides of the heat radiation shell (1).

4. The heat dissipation mechanism of an AC/DC power module of claim 1, wherein: the top of the heat dissipation shell (1) is uniformly provided with first radiating fins (6), and V-shaped grooves are uniformly formed in the first radiating fins (6).

5. The heat dissipation mechanism of an AC/DC power module of claim 1, wherein: a groove (10) is formed in the center of the bottom of the heat dissipation shell (1), so that the heat dissipation shell (1) is in an inverted concave shape.

6. The heat dissipation mechanism of an AC/DC power module as recited in claim 5, wherein: the top inner wall of the groove (10) is uniformly provided with second radiating fins (11).