CN217060736U

CN217060736U - Camera module heat radiation structure

Info

Publication number: CN217060736U
Application number: CN202220969432.3U
Authority: CN
Inventors: 赵飞; 姜俊; 李炜; 官小宝
Original assignee: Suzhou Meirio Electronic Technology Co ltd
Current assignee: Suzhou Meirio Electronic Technology Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-07-26
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a camera module heat radiation structure, including casing, first thermal module, second thermal module and third thermal module all set up on the casing, first thermal module includes turbofan, base and grid shell, the base backplate sets up to the heat dissipation copper sheet, the base both sides are provided with the air runner, and the grid shell is installed in the base outside, second thermal module includes the heat pipe, the heat pipe is built-in on the casing lateral wall, and the built-in refrigeration liquid that carries of heat pipe, third thermal module includes heat absorption fan and tuyere. The utility model discloses a set up first thermal module, second thermal module and third thermal module, strengthen the device's initiative and passive heat-sinking capability, through the leakproofness that sets up grid shell and tuyere reinforcing the device, this utility model initiative radiating effect is good, compromises the leakproofness, moves more stably, long service life.

Description

Camera module heat radiation structure

Technical Field

The utility model relates to a camera heat radiation structure technical field specifically is a camera module heat radiation structure.

Background

The heat dissipation of current camera is mainly by fuselage self heat conduction, conduct inside heat to the outside, performance and the leakproofness along with the camera further improve, but because the leakproofness improves to lead to the inside heat dissipation that is difficult to of camera, influence such as external environment temperature in addition, camera heat dissipation module's effect is often unsatisfactory, the operation is unstable, be difficult to exert the whole performances of camera, the card pause falls the frame condition even appears, great influence has been caused to the production life, in addition, the long-term high heat of camera can accelerate inside components and parts ageing, life-span reduction etc. lead to leakproofness and thermal diffusivity can not two. The technical problems of the existing heat dissipation module are mainly two points: 1 passive heat dissipation efficiency is poor; 2 sealing property and heat radiation property are not compatible.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a camera module heat radiation structure to solve the problem that proposes among 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 camera module heat radiation structure, includes casing, first heat radiation module, second heat radiation module and third heat radiation module all set up on the casing, first heat radiation module includes turbofan, base and grid shell, the pedestal mounting is on the lateral wall of casing, turbofan sets up on the base, the base backplate sets up to the heat dissipation copper sheet, the base both sides are provided with the air runner, and the grid shell is installed in the base outside, second heat radiation module includes the heat pipe, the heat pipe is built-in on the casing lateral wall, and carries the refrigerant liquid in the heat pipe, third heat radiation module includes endothermic fan and tuyere, the tuyere is installed on the casing, and is provided with a plurality of endothermic fans in the tuyere.

As a further optimization, the housing surface is provided as a continuous groove structure.

As a further optimization, a heat dissipation air duct is arranged on the grid shell.

Preferably, the heat dissipation air duct is in a splayed shape, and an opening on one side close to the turbofan is large.

Preferably, a port of the heat conduction pipe is provided with a refrigeration fan.

Preferably, the air nozzle is provided with a plurality of heat dissipation screw holes which penetrate through the shell.

Preferably, the air nozzle is of a cavity structure, a grating plate is arranged at a port of the air nozzle, and ventilation grooves are formed in the grating plate.

Advantageous effects

The utility model provides a camera module heat radiation structure through setting up first heat radiation module, second heat radiation module and third heat radiation module, strengthens the device's initiative and passive heat-sinking capability, through setting up grid shell and tuyere reinforcing the device's leakproofness, and this utility model initiative radiating effect is good, compromises the leakproofness, and the operation is more stable, long service life.

Drawings

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

fig. 2 is a schematic structural diagram of a first heat dissipation module of the present invention;

fig. 3 is a sectional view of a second heat dissipation module according to the present invention;

fig. 4 is a schematic structural diagram of a third heat dissipation module according to the present invention.

Reference numerals

The heat sink comprises a shell 1, a first heat dissipation module 2, a turbofan 21, a base 23, a grid shell 24, a second heat dissipation module 3, a third heat dissipation module 4, a heat absorption fan 41 and a tuyere 42.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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, a camera module heat dissipation structure includes a housing 1, a first heat dissipation module 2, a second heat dissipation module 3, and a third heat dissipation module 4, where the first heat dissipation module 2, the second heat dissipation module 3, and the third heat dissipation module 4 are all disposed on the housing 1, the first heat dissipation module 2 includes a turbofan 21, a base 23, and a grille housing 24, the base 23 is mounted on a side wall of the housing 1, the turbofan 21 is disposed on the base 23, a back plate of the base 23 is a heat dissipation copper sheet configured to conduct heat generated by a camera and to be discharged through the turbofan 21, and the heat dissipation copper sheet also has a sealing function to prevent dust from directly entering an inner cavity of the housing and affecting operation of the camera, air flow channels are disposed on two sides of the base 23, the grille housing 24 is mounted on an outer side of the base 23, the second heat dissipation module 3 includes heat pipes, the heat pipes are disposed inside the side wall of the housing 1, and the heat conduction pipe is loaded with refrigerant liquid, the aperture of the heat conduction pipe is 0.1mm larger than the diameter of the heat conduction pipe, the third heat dissipation module 4 comprises a heat absorption fan 41 and an air nozzle 42, the air nozzle 42 is installed on the shell 1, and five heat absorption fans 41 are arranged in the air nozzle 42.

In this embodiment, 1 surface of casing sets up to continuous groove structure, increases the shell surface area and accelerates the heat dissipation, directly designs the casing into the heat dissipation slice, has guaranteed the leakproofness of organism, is favorable to the heat dissipation simultaneously.

In this embodiment, the grille housing 24 is provided with a heat dissipating air duct, which is in a shape of a Chinese character 'ba', and an opening on one side close to the turbofan 21 is large, so as to increase the area of the hot air outlet, reduce the size of the outer opening, facilitate the discharge of hot air, and increase the sealing performance of the device.

In this embodiment, the port department of heat pipe is provided with the refrigeration fan for the refrigeration liquid circulation refrigeration in the heat pipe utilizes the refrigeration liquid in the heat pipe as the heat exchange medium, thereby utilizes metal transfer heat to reach the radiating effect, strengthens the device's initiative heat dispersion.

In this embodiment, a plurality of heat dissipating screw holes 45 are provided on the tuyere 42, the heat dissipating screw holes 45 penetrate through the casing 1, and external air enters the inside of the device through the heat dissipating screw holes 45 for balancing the internal air pressure of the device.

In the embodiment, the tuyere 42 is configured as a cavity structure, the port of the tuyere 42 is provided with a grid plate 43, and the grid plate 43 is provided with a ventilation slot 44, so that the sealing performance of the device is enhanced.

The working principle is as follows: when the camera is used, a large amount of heat is generated when the camera works, the turbofan 21 of the first heat dissipation module 2 works, and the heat is discharged from the air flow channels and the copper plates on the two sides; the refrigerant of the heat conduction pipe of the second heat dissipation module 3 conducts heat of the side wall of the shell 1, and the refrigerant is circularly refrigerated through the refrigeration fan, so that the temperature of the side wall of the shell 1 is reduced; the heat absorption fan 41 of the third heat dissipation module discharges hot air in the inner cavity of the shell, and absorbs external cold air into the inner cavity of the shell through the heat dissipation screw hole, so that the effect of cooling is achieved, the surface area of the shell is increased by the continuous groove structure of the shell 1, heat dissipation is accelerated, the shell is directly designed into a heat dissipation sheet shape, the sealing performance of the machine body is guaranteed, and heat dissipation is facilitated.

The principle and the implementation mode of the utility model are explained by applying the specific embodiment, and the explanation of the above embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. The utility model provides a camera module heat radiation structure, includes casing (1), first heat dissipation module (2), second heat dissipation module (3) and third heat dissipation module (4) all set up on casing (1), its characterized in that: first thermal module (2) are including turbofan (21), base (23) and grid shell (24), install on the lateral wall of casing (1) base (23), turbofan (21) set up on base (23), base (23) backplate sets up to the heat dissipation copper sheet, base (23) both sides are provided with the air runner, and install in base (23) the outside grid shell (24), second thermal module (3) are including the heat pipe, the heat pipe is built-in on casing (1) lateral wall, and the heat pipe is built-in to carry the refrigeration liquid, third thermal module (4) are including endothermic fan (41) and tuyere (42), tuyere (42) are installed on casing (1), and are provided with a plurality of endothermic fans (41) in tuyere (42).

2. The camera module heat dissipation structure of claim 1, wherein: the surface of the shell (1) is provided with a continuous groove structure.

3. The camera module heat dissipation structure of claim 1, wherein: and a heat dissipation air duct is arranged on the grid shell (24).

4. The camera module heat dissipation structure of claim 3, wherein: the radiating air duct is splayed, and an opening on one side close to the turbofan (21) is large.

5. The camera module heat dissipation structure of claim 1, wherein: and a refrigerating fan is arranged at the port of the heat conduction pipe.

6. The camera module heat dissipation structure of claim 1, wherein: a plurality of heat dissipation screw holes (45) are formed in the air nozzle (42), and the heat dissipation screw holes (45) penetrate through the shell (1).

7. The camera module heat dissipation structure of claim 1, wherein: the air nozzle (42) is of a cavity structure, a grating plate (43) is arranged at the port of the air nozzle (42), and a ventilation groove (44) is formed in the grating plate (43).