CN219068721U

CN219068721U - Heat radiation structure of image sensor

Info

Publication number: CN219068721U
Application number: CN202222157483.9U
Authority: CN
Inventors: 刘志杰; 程幸
Original assignee: Zhilai Photoelectric Technology Suzhou Co ltd
Current assignee: Zhilai Photoelectric Technology Suzhou Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-05-23
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to the technical field of cameras, in particular to a heat radiation structure of an image sensor, which comprises an image sensor main body, wherein a fixing seat is arranged at the bottom of the image sensor main body, a placing groove matched with the image sensor main body is arranged at the top of the fixing seat, a plurality of heat pipes are fixedly connected to the bottom of the fixing seat, a cooling seat is arranged at the bottom of the heat pipe, through grooves are formed between left and right walls of the cooling seat, a plurality of through holes matched with the heat pipes are formed at the top of the cooling seat, the heat pipes, the cooling seat and a fan are arranged, so that the image sensor main body is conveniently radiated, and the heat conduction efficiency and the heat radiation effect are improved through the arrangement of heat radiation silicone grease, a connecting block, a first fin and a second fin, so that the image sensor main body can be efficiently radiated, the image sensor main body is prevented from being overheated, and the operation of the image sensor main body is stable.

Description

Heat radiation structure of image sensor

Technical Field

The utility model relates to the technical field of cameras, in particular to a heat dissipation structure of an image sensor.

Background

An image sensor, or photosensitive element, is a device that converts an optical image into an electronic signal, and is widely used in digital cameras and other electronic optical devices. The photosensitive device is the most central component of the industrial camera, and the image sensor comprises a CMO image sensor main body and a CCD. The special process of CCD has the advantages of good low illumination effect, high signal-to-noise ratio, strong permeability, good color reducing capability and the like, and is widely applied to high-end fields such as traffic, medical treatment and the like. The imaging advantages are continued to be adopted for a long time, but the market development space is limited due to the high cost and high power consumption.

The existing image sensor is large in power consumption, heat is easy to accumulate when the image sensor is used for a long time, if heat cannot be timely dissipated, the working efficiency of the existing image sensor is easy to be hard, the camera is halted or restarted under serious conditions, meanwhile, the existing heat dissipation structure is inconvenient to overhaul, and the practicability is low.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a heat dissipation structure of an image sensor.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat radiation structure of image sensor, includes the image sensor main part, image sensor main part bottom is provided with the fixing base, the fixing base top is provided with the standing groove with image sensor main part looks adaptation, fixing base bottom fixedly connected with a plurality of heat pipes, the heat pipe bottom is provided with the cooling seat, be provided with logical groove between the wall about the cooling seat, the cooling seat top is provided with a plurality of through-holes with the heat pipe looks adaptation, heat pipe runs through-hole and bottom and logical tank bottom wall fixed connection, logical inslot right side is provided with the fan, fixing base bottom and heat pipe correspond the position and are provided with the connecting block, the connecting block cross-section is the toper form, the heat pipe runs through the connecting block, fixing base and cooling seat material are pure copper.

In order to facilitate improving the heat dissipation effect of the heat pipe, the utility model is improved in that a plurality of first fins are arranged on the inner wall and the outer wall of the through groove of the heat pipe.

In order to facilitate the cooling seat to improve the heat dissipation efficiency, the utility model is improved in that a plurality of second fins are arranged on the outer wall of the cooling seat.

In order to facilitate preventing impurities from entering the through groove, the improvement of the utility model is that the right side of the cooling seat is detachably provided with a sealing cover, the sealing cover is provided with an air inlet, and the air inlet and the left side of the through groove are both provided with filter screens.

In order to prevent the image sensor main body from being separated in the placing groove conveniently, the utility model is improved in that the fixing seat is provided with a fixing screw in a threaded manner on the side wall of the fixing seat, and the fixing screw is matched with the image sensor main body.

In order to facilitate improving the heat conduction effect between the image sensor main body and the fixing seat, the utility model is improved in that the contact position of the image sensor main body and the placing groove is coated with heat dissipation silicone grease.

(III) beneficial effects

Compared with the prior art, the utility model provides a heat dissipation structure of an image sensor, which has the following beneficial effects:

this image sensor's heat radiation structure, through fixing base, heat pipe, cooling seat and fan's setting, be convenient for dispel the heat to image sensor main part, through the setting of heat dissipation silicone grease, connecting block, first fin and second fin, improved heat conduction efficiency and radiating effect to can carry out high-efficient heat dissipation to image sensor main part, make image sensor main part avoid taking place the overheated condition, make its operation stable.

Drawings

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

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

FIG. 3 is a front view of the present utility model;

in the figure: 1. an image sensor main body; 2. a fixing seat; 3. a cooling seat; 4. a heat pipe; 5. a connecting block; 6. a blower; 7. a cover; 8. a first fin; 9. a second fin; 10. and (5) fixing a screw.

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, a heat dissipation structure of an image sensor includes an image sensor main body 1, a fixing base 2 is disposed at the bottom of the image sensor main body 1, a placement groove adapted to the image sensor main body 1 is disposed at the top of the fixing base 2, a plurality of heat pipes 4 are fixedly connected to the bottom of the fixing base 2, a cooling seat 3 is disposed at the bottom of the heat pipe 4, a through groove is disposed between left and right walls of the cooling seat 3, a plurality of through holes adapted to the heat pipes 4 are disposed at the top of the cooling seat 3, the heat pipes 4 penetrate through the through holes and are fixedly connected with the bottom wall of the through groove, a fan 6 is disposed at the right side in the through groove, a connecting block 5 is disposed at a position corresponding to the bottom of the fixing base 2 and the heat pipes 4, the cross section of the connecting block 5 is in a conical table shape, the heat pipes 4 penetrate through the connecting block 5, and materials of the connecting block 5, the fixing base 2 and the cooling seat 3 are pure copper.

The heat of the image sensor main body 1 is transferred to the fixed seat 2, the heat pipe 4 transfers the heat of the fixed seat 2 to the cooling seat 3, the fan 6 blows air to the left side, air flows to the left side of the right side of the through groove, when passing through the heat pipe 4, the air flows to cool and dissipate heat, meanwhile, the cooling seat 3 dissipates heat, the heat pipe 4 is positioned in the through groove to cool, the heat pipe 4 can continuously conduct heat and cool to the fixed seat 2, the contact area between the heat pipe 4 and the fixed seat 2 is increased by the connecting block 5, the heat conduction efficiency of the fixed seat 2 and the heat pipe 4 is improved, and therefore the image sensor main body 1 is efficiently dissipated.

The heat pipe 4 needs to radiate heat efficiently in the through groove, and in order to meet the above requirements, the heat pipe 4 is provided with a plurality of first fins 8 on the inner and outer walls of the through groove, and the contact area between the heat pipe 4 and the air flow in the through groove is increased by the arrangement of the first fins 8, so that the heat radiation efficiency is improved.

The cooling seat 3 needs to radiate heat passively through air cooling, so that the image sensor main body 1 is radiated efficiently, a plurality of second fins 9 are arranged on the outer wall of the cooling seat 3 to meet the requirements, and the outer surface area of the cooling seat 3 is increased through the arrangement of the second fins 9, so that the passive heat radiation efficiency is increased.

The through groove of the cooling seat 3 is easy to contain impurities such as dust, if the impurities are attached to the heat pipe 4, the heat dissipation effect of the heat pipe 4 can be affected, in order to avoid the occurrence of the above situation, the right side of the cooling seat 3 can be detachably provided with a sealing cover 7, the sealing cover 7 is provided with an air inlet, the air inlet and the left side of the through groove are both provided with a filter screen, and the filter screen is convenient to prevent dust from entering the through groove through the arrangement of the filter screen, and the sealing cover 7 can be detached in the through groove to clean.

In order to solve the problem that the image sensor main body 1 is easily separated from the placement groove, the fixing screw 10 is screwed on the side wall of the fixing seat 2, and the fixing screw 10 is suitable for the image sensor main body 1.

Above-mentioned image sensor main part 1 needs to dispel the heat with quick transmission to fixing base 2 on, in order to satisfy above-mentioned demand, image sensor main part 1 and standing groove contact position scribble the heat dissipation silicone grease, has reduced the space between image sensor main part 1 and the standing groove through the heat dissipation silicone grease, has improved heat conduction efficiency.

In this description, it should be noted that relational terms such as first and second, and the like are 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. Moreover, 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 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. A heat dissipation structure of an image sensor, comprising an image sensor body (1), characterized in that: the novel solar cell module is characterized in that a fixing base (2) is arranged at the bottom of the image sensor main body (1), a placing groove matched with the image sensor main body (1) is formed in the top of the fixing base (2), a plurality of heat pipes (4) are fixedly connected to the bottom of the fixing base (2), a cooling seat (3) is arranged at the bottom of the heat pipes (4), through grooves are formed in the left wall and the right wall of the cooling seat (3), a plurality of through holes matched with the heat pipes (4) are formed in the top of the cooling seat (3), the heat pipes (4) penetrate through the through holes and are fixedly connected with the bottom wall of the through grooves, a fan (6) is arranged on the right side in the through grooves, a connecting block (5) is arranged at the bottom of the fixing base (2) and corresponds to the heat pipes (4), the cross section of the connecting block (5) is in a conical table shape, the heat pipes (4) penetrate through the connecting block (5), and the connecting block (5), the fixing base (2) and the cooling seat (3) are made of pure copper.

2. The heat dissipation structure of an image sensor of claim 1, wherein: the heat pipe (4) is provided with a plurality of first fins (8) on the inner wall and the outer wall of the through groove.

3. The heat dissipation structure of an image sensor as set forth in claim 2, wherein: a plurality of second fins (9) are arranged on the outer wall of the cooling seat (3).

4. A heat dissipation structure for an image sensor as defined in claim 3, wherein: the cooling seat (3) right side can be dismantled and be provided with closing cap (7), be provided with the air intake on closing cap (7), air intake and logical groove left side all are provided with the filter screen.

5. The heat dissipation structure of an image sensor as defined in claim 4, wherein: the fixing base (2) is provided with a fixing screw (10) in a threaded manner on the side wall, and the fixing screw (10) is matched with the image sensor main body (1).

6. The heat dissipation structure of an image sensor as defined in claim 5, wherein: the contact position of the image sensor main body (1) and the placing groove is coated with heat dissipation silicone grease.