CN212183960U

CN212183960U - Heat dissipation pipe, heat dissipation module and liquid cooling system

Info

Publication number: CN212183960U
Application number: CN202020740457.7U
Authority: CN
Inventors: 洪银树; 张怡鑫; 简玮谦
Original assignee: Sunonwealth Electric Machine Industry Co Ltd
Current assignee: Sunonwealth Electric Machine Industry Co Ltd
Priority date: 2020-04-24
Filing date: 2020-05-08
Publication date: 2020-12-18
Anticipated expiration: 2030-05-08
Also published as: TW202140985A; TWI761817B; CN113556914A

Abstract

The utility model provides a heat dissipation pipe, heat dissipation module and liquid cooling system for solve the comparatively fragile easy problem that breaks that takes place of current heat dissipation pipe bending section. The method comprises the following steps: a tube having a first end and a second end, the tube having at least one curved section between the first end and the second end; and a metal reinforcing layer attached to the outer wall of the bending section.

Description

Heat dissipation pipe, heat dissipation module and liquid cooling system

Technical Field

The utility model relates to a pipe, especially a can strengthen crooked section structural strength's heat dissipation pipe, heat dissipation module and liquid cooling system.

Background

With the rapid development of information industry, the data processing speed of computer devices is faster, and the heat generated during operation is higher and higher, resulting in the temperature rise of devices; in order to suppress excessive temperature rise during operation of electronic components, heat dissipation is performed by using a heat dissipation pipe, which can be a heat pipe of a heat dissipation module or a pipe of a liquid cooling system, and is widely used in the field of heat dissipation of electronic components. The existing heat dissipation pipe is provided with a pipe body, and working fluid is injected into the pipe body; therefore, the tube body can be used for being connected with a heating source and a heat radiation body, and heat generated by the heating source is conducted to the heat radiation body, so that the heat radiation effect is achieved.

However, in the conventional heat dissipation pipe, the heating source and the heat sink are disposed at different positions, and other elements are disposed on the path between the heating source and the heat sink, so that the restriction of space usage must be considered in the conventional heat dissipation pipe, and therefore, the conventional heat dissipation pipe needs to be bent to a desired angle to avoid other elements, so as to be suitable for various installation occasions, and the bending frequency of the heat dissipation pipe is increased, so that the time of heat in the pipe body is prolonged, and further the heat dissipation efficiency can be increased; however, after the conventional heat dissipation pipe is bent, the bent section is often broken due to the weakness of the bent section, and even the serious person breaks the bent section, so that the heat dissipation pipe is damaged and cannot be used.

In view of the above, there is still a need for improvement of the conventional heat dissipation pipe.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a heat dissipation pipe, a heat dissipation module and a liquid cooling system, which can enhance the structural strength of the bending section and is not easy to crack or break.

The utility model discloses a next purpose provides a heat dissipation pipe, heat dissipation module and liquid cooling system, can reduce manufacturing cost.

Another object of the present invention is to provide a heat dissipation pipe, a heat dissipation module and a liquid cooling system, which can improve the convenience of use.

Another object of the present invention is to provide a heat dissipation pipe, a heat dissipation module and a liquid cooling system, which can improve the heat dissipation efficiency.

In the present invention, the directions or the similar terms thereof, such as "front", "back", "left", "right", "top", "bottom", "inner", "outer", "side", etc., refer to the directions of the drawings, and the directions or the similar terms thereof are only used to assist the explanation and understanding of the embodiments of the present invention, but not to limit the present invention.

The elements and components described throughout the present invention are referred to by the term "a" or "an" merely for convenience and to provide a general meaning of the scope of the invention; in the present invention, it is to be understood that one or at least one is included, and a single concept also includes a plurality unless it is obvious that other meanings are included.

The present invention relates to a method for manufacturing a semiconductor device, and more particularly to a method for manufacturing a semiconductor device, which can be used for manufacturing a semiconductor device, and a semiconductor device manufactured by the method.

The utility model discloses a heat dissipation pipe, include: a tube having a first end and a second end, the tube having at least one curved section between the first end and the second end; and a metal reinforcing layer attached to the outer wall of the bending section.

The utility model discloses a heat dissipation module, include: a heat dissipation pipe as described above; and a heat radiation fin group connected between the first end and the second end of the tube body.

The utility model discloses a liquid cooling system, include: a pump; a heat dissipation unit; and the heat dissipation conduit is connected in series with the pump and the heat dissipation unit.

Therefore, the heat dissipation pipe, the heat dissipation module and the liquid cooling system of the present invention utilize the metal reinforcing layer to adhere to the outer wall of the bending section, so that the bending section can have sufficient structural strength; therefore, the bending section of the pipe body is not easy to crack or break, and the pipe has the effects of convenience in manufacturing and installation.

Wherein, the tube body can be combined with a heat conducting plate, and the bending section protrudes out of the heat conducting plate. Therefore, the utility model discloses heat dissipation pipe can be through the heat source of this heat conduction inter-plate ground connection, has and to this heat source of generating heat carry out radiating efficiency.

The pipe body can be provided with a plurality of bending sections, and the bending sections are respectively positioned on two sides of the heat transfer area. Therefore, the installation structure can be suitable for different installation spaces and has the effect of improving the installation convenience.

Wherein, this body can have a plurality of heat transfer sections and be located this heat transfer district, and the interval between arbitrary two adjacent heat transfer sections is less than or equal to 1 mm. Therefore, the whole range of the heat transfer area can be reduced, and the effect of saving space is achieved.

Wherein any two adjacent heat transfer sections may be at least partially in contact with each other. Therefore, the whole range of the heat transfer area can be reduced, and the effect of saving space is achieved.

Wherein, any two adjacent heat transfer sections can be connected by welding. Therefore, the structure strength of the heat transfer sections is improved.

Wherein, the cross section of the pipe body can be in a flat pipe shape. Therefore, the utility model discloses heat dissipation pipe can be used for directly connecting this source that generates heat, can increase the area of contact in this body and this source that generates heat, has the efficiency that promotes the radiating efficiency.

The outer wall of the pipe body is provided with a plurality of radial grooves, the bending section is provided with a bending outer side and a bending inner side which are opposite, and the plurality of radial grooves are positioned on the bending outer side or the bending inner side.

The tube body can be provided with a plurality of longitudinal grooves, and the longitudinal grooves are positioned on the outer wall or/and the inner wall of the tube body. Therefore, the outer wall or/and the inner wall of the tube body can form an uneven form, so that the heat dissipation area can be increased, and the heat conduction performance is improved.

Wherein, a plurality of longitudinal grooves can be formed on the whole outer wall or/and the whole inner wall of the tube body. Therefore, the heat dissipation structure has the effect of being suitable for different heat dissipation requirements.

Wherein, a plurality of longitudinal grooves can be formed on the whole outer wall or/and partial inner wall of the tube body. Therefore, the heat dissipation structure has the effect of being suitable for different heat dissipation requirements.

Wherein, a plurality of longitudinal grooves can be formed on partial outer wall or/and whole inner wall of the tube body. Therefore, the heat dissipation structure has the effect of being suitable for different heat dissipation requirements.

Wherein, a plurality of longitudinal grooves can be formed on the partial outer wall or/and the partial inner wall of the tube body. Therefore, the heat dissipation structure has the effect of being suitable for different heat dissipation requirements.

Wherein the bending section is dipped with tin liquid to form the metal strengthening layer. The structure is simple and convenient to manufacture, and has the effect of reducing the manufacturing cost.

The heat dissipation pipe of the present invention may further include a working fluid filled in the pipe body. Therefore, the utility model discloses heat dissipation pipe can be applied to the pipe fitting of liquid cooling system, has the efficiency that promotes the convenience of use.

Wherein the working fluid may be a non-conductive liquid. Therefore, even if the working fluid leaks, the short circuit of the system circuit can not be generated.

The heat dissipation pipe of the present invention may further include a capillary structure, the capillary structure is located in the pipe body, and the first end and the second end of the pipe body are closed. Therefore, the utility model discloses heat dissipation pipe can be applied to heat dissipation module's heat pipe, has the efficiency that promotes the convenience in use.

Drawings

FIG. 1: the first embodiment of the utility model combines with the exploded perspective view of the heat conducting plate;

FIG. 2: the first embodiment of the utility model combines the top view of the heat conducting plate;

FIG. 3: a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4: the first embodiment of the present invention provides a partial plan view of the tubular body with radial grooves;

FIG. 5: the utility model discloses a heat dissipation pipe is applied to the stereogram of the heat conduction pipe of the heat dissipation module;

FIG. 6: the utility model discloses a perspective view of the first embodiment that the longitudinal groove is formed on the whole outer wall of the pipe body;

FIG. 7: along the cross-sectional view shown in FIG. 6;

FIG. 8: the first embodiment of the present invention is a sectional view of a longitudinal groove formed in the entire inner wall of a pipe body;

FIG. 9: the first embodiment of the present invention has the longitudinal grooves formed on the entire outer wall and the entire inner wall of the tube body;

FIG. 10: the first embodiment of the present invention is a sectional view of the longitudinal groove formed on the entire outer wall and a partial inner wall of the tube body;

FIG. 11: the first embodiment of the present invention is a sectional view of the longitudinal groove formed on the partial outer wall and the whole inner wall of the tube body;

FIG. 12: the first embodiment of the present invention is a sectional view of a longitudinal groove formed on a local outer wall and a local inner wall of a pipe body;

FIG. 13: the first embodiment of the present invention is a sectional view of a longitudinal groove formed in a local inner wall of a pipe body;

FIG. 14: the first embodiment of the present invention is a sectional view of a longitudinal groove formed in a partial outer wall of a pipe body;

FIG. 15: a perspective view of a second embodiment of the present invention;

FIG. 16: the utility model discloses the heat dissipation pipe is applied to the frame picture of the pipe fitting of liquid cooling system.

Description of the reference numerals

[ utility model ] to solve the problems

1: pipe body

1a first end

1b second end

1c outer wall

1d inner wall

101 first pipe part

102 second pipe part

103 third pipe part

11: bending section

111: curved outer side

112, curved inside

12 heat transfer section

13 radial groove

Longitudinal grooves 14

2 metal reinforcing layer

3 capillary structure

4 working fluid

5, radiating fin group

5a bottom fin group

5b top fin group

E, heat transfer region

J heat conducting plate

J1 locating slot

P is the pump

And Q is a heat dissipation unit.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail as follows:

referring to fig. 1, a first embodiment of a heat dissipation pipe of the present invention includes a pipe body 1 and a metal reinforcing layer 2, wherein the metal reinforcing layer 2 is attached to the pipe body 1. Wherein, the heat dissipation pipe of the utility model can be applied to the heat pipe of the heat dissipation module or the pipe fitting of the liquid cooling system, when the heat dissipation pipe of the utility model is applied to the heat pipe of the heat dissipation module, two ends of the pipe body 1 can be sealed, and the inside of the pipe body 1 can be provided with a capillary structure 3 and a working fluid 4 as shown in figure 3; when the utility model discloses when the heat dissipation pipe is applied to the pipe fitting of liquid cooling system, the both ends of this body 1 can form openly, and this body 1 is inside can only have this working fluid 4, and the following heat pipe that uses heat dissipation module explains as the example, nevertheless does not use this as the limit.

The tube 1 has a first end 1a and a second end 1b, and the first end 1a and the second end 1b can be closed or opened; in this embodiment, the first end 1a and the second end 1b are opened as shown in fig. 1, the tube 1 can be made of a material with high thermal conductivity, such as copper or aluminum, and the cross section of the tube 1 can be any geometric shape, such as circular, flat tubular or polygonal, but not limited thereto, the cross section of the tube 1 of this embodiment can be perfectly circular, so as to facilitate the forming and simplify the manufacturing steps.

Referring to fig. 1 and 4, the tube 1 has at least one bending section 11, and the bending section 11 is located between the first end 1a and the second end 1 b; in the present embodiment, the number of the curved sections 11 is plural, and each curved section 11 may have a curved outer side 111 and a curved inner side 112 opposite to each other as shown in fig. 4; the tube 1 may have a plurality of heat transfer sections 12, the plurality of heat transfer sections 12 are located in a heat transfer area E of the tube 1, and the plurality of bent sections 11 may be located at two sides of the heat transfer area E, respectively.

Referring to fig. 4, in detail, the outer wall 1c of the tube 1 has a plurality of radial grooves 13, and the plurality of radial grooves 13 may be located on the curved outer side 111 or the curved inner side 112; in this embodiment, a plurality of radial grooves 13 are located on the curved inner side 112. The forming mode of the plurality of radial grooves 13 is not limited in the present invention; the pipe body 1 can be bent into any desired geometric shape such as an L shape, a U shape, or an N shape by the plurality of radial grooves 13, and in this embodiment, the pipe body 1 is illustrated as being bent into a U shape. Thus, the manufacturer can bend the tube 1 to a larger angle through the plurality of radial grooves 13, so that the tube 1 can be easily bent to a desired shape or angle without being easily deformed.

Referring to fig. 6, the tube 1 may further have a plurality of longitudinal grooves 14, and the plurality of longitudinal grooves 14 are formed in the extending direction of the tube 1; the forming manner of the plurality of longitudinal grooves 14 is not limited by the present invention. In detail, the plurality of longitudinal grooves 14 may be located on the outer wall 1c or/and the inner wall 1d of the tube 1, for example, but not limited to, the plurality of longitudinal grooves 14 may be formed on the entire outer wall 1c (please refer to fig. 6 and fig. 7) of the tube 1, the entire inner wall 1d (please refer to fig. 8) of the tube 1, the entire outer wall 1c and the entire inner wall 1d (please refer to fig. 9) of the tube 1, the entire outer wall 1c and the partial inner wall 1d (please refer to fig. 10) of the tube 1, the partial outer wall 1c and the entire inner wall 1d (please refer to fig. 11) of the tube 1, the partial outer wall 1c and the partial inner wall 1d (please refer to fig. 12) of the tube 1, the partial inner wall 1d (please refer to fig. 13) of the tube 1, and the like, One or any combination of the partial outer wall 1c (please refer to fig. 14) and the like formed on the tube body 1, and the partial outer wall 1c and the partial inner wall 1d are preferably greater than or equal to one half of the circumference of the tube body 1; therefore, the outer wall 1c and/or the inner wall 1d of the tube 1 can be formed in an uneven form, so as to increase the heat dissipation area and improve the heat transfer performance.

Referring to fig. 1, the metal reinforcing layer 2 is attached to the outer wall 1c of the bending section 11, and the metal reinforcing layer 2 is formed in a manner that the structural strength of the bending section 11 can be enhanced, which is not limited by the present invention, for example: forming the metal reinforcing layer 2 by dipping tin, galvanizing or other methods which can make metal adhere to the bending section 11; in this embodiment, the bending section 11 is selectively dipped with tin liquid to form the metal reinforcing layer 2; thus, the structure is simple and convenient to manufacture, and the manufacturing cost can be reduced.

Referring to fig. 3, the capillary structure 3 is located in the tube 1, and the capillary structure 3 may be a porous mesh structure, a micro-groove, or a sintered powder structure, so as to increase the flow of the working fluid 4 due to capillary phenomenon, so as to help the condensed working fluid 4 to be re-collected for backflow, so as to re-absorb the heat of the heat source, thereby improving the good heat dissipation performance.

The working fluid 4 is filled in the tube body 1 and contacts the capillary structure 3, the working fluid 4 can permeate into the capillary structure 3 and flows by capillary action, and the working fluid 4 can be water, alcohol or other liquid with low boiling point; preferably, the working fluid 4 may be a non-conductive liquid, so that even if the working fluid 4 leaks, the system circuit is not short-circuited. The working fluid 4 can absorb heat from liquid state to evaporate into gas state, and further the heat transfer is achieved by utilizing the change mechanism of the gas-liquid phase of the working fluid 4; and through being the enclosed state in this body 1, can avoid losing after this working fluid 4 forms the gaseous state to and avoid inside because the air occupies, compress to the space behind this working fluid 4 formation gaseous state, and then influence the radiating efficiency.

Referring to fig. 1 and 4, according to the above structure, the tube 1 can be combined with a heat conducting plate J, and the heat transfer sections 12 can be respectively located at the positioning slots J1 of the heat conducting plate J, so that the heat transfer area E of the tube 1 can be entirely located within the heat conducting plate J, and the bending sections 11 can protrude out of the heat conducting plate J; therefore, a heat source (not shown) can be located below the heat conducting plate J, so that the heat dissipation conduit of the present invention can be used to indirectly connect to the heat source to dissipate heat from the heat source, which can be, for example, a central processing unit of a mobile phone, a computer or other electrical products, or a chip or other electronic components on a circuit board that generates heat due to operation. Even if the pipe body 1 is bent to a desired shape or angle in accordance with various installation spaces, the metal reinforcing layer 2 is attached to the outer wall 1c of the bent section 11, so that the bent sections 11 can have sufficient structural strength, and the occurrence of cracks or fractures in the bent sections 11 can be reduced.

Referring to fig. 5, when the heat dissipation pipe of the present invention is applied to a heat pipe of a heat dissipation module, the capillary structure 3 (as shown in fig. 3) is disposed inside the pipe body 1, the first end 1a and the second end 1b of the pipe body 1 can be sealed, the pipe body 1 can be bent to form a T-shape, for example, so that the pipe body 1 can have two bending sections 11, the heat conduction plate J can be connected to the first end 1a and the second end 1b of the pipe body 1, and the heat source (not shown) can be located below the heat conduction plate J. In addition, the tube 1 may be connected to a heat dissipating fin set 5, the heat dissipating fin set 5 may have a bottom fin set 5a and a top fin set 5b, the bottom fin set 5a is located below the tube 1, and the top fin set 5b is located above the tube 1; therefore, the heat energy of the tube body 1 can be taken away through the radiating fin group 5, so that the temperature of the tube body 1 is reduced, and the effect of cooling the heating source is achieved.

Please refer to fig. 15, which shows a second embodiment of the heat dissipation pipe of the present invention, in this embodiment, the heat conduction plate J (as shown in fig. 1) may not be used, and the cross section of the pipe body 1 may be a flat pipe shape, so that the heat dissipation pipe of the present invention can be used to directly connect the heat source (not shown), which can increase the contact area between the pipe body 1 and the heat source, and further improve the heat dissipation efficiency. In addition, the distance between any two adjacent heat transfer sections 12 can be less than or equal to 1mm, or at least partial contact can be selected between any two adjacent heat transfer sections 12; therefore, under the same space, the bending density of the tube body 1 can be increased to improve the heat dissipation efficiency; and the whole range of the heat transfer area E can be reduced, thereby achieving the effect of saving space. In addition, any two adjacent heat transfer sections 12 can be connected by welding, and in this embodiment, the any two adjacent heat transfer sections 12 are connected by soldering, so that the structural strength of the plurality of heat transfer sections 12 can be improved.

Referring to fig. 16, in addition, when the heat dissipation pipe of the present invention is applied to a pipe of a liquid cooling system, the pipe 1 may have a first pipe portion 101 to connect a pump P and a plurality of heat transfer sections 12 of the heat transfer region E, and the heat source (not shown) may be located below the heat transfer region E; the tube 1 can further include a second tube 102 connecting the pump P and the heat dissipating unit Q, and a third tube 103 connecting the heat transfer sections 12 of the heat transfer region E and the heat dissipating unit Q; the pump P and the tube 1 have the working fluid 4 therein. Accordingly, the working fluid 4 in the tube 1 and located at the heat transfer region E can absorb heat energy to increase the temperature, and is guided to the heat dissipation unit Q by the operation of the pump P, thereby cooling while passing through the heat dissipation unit Q, and is guided to the heat source again after cooling; the circulation is continuous, so that the heating source can effectively cool.

To sum up, the heat dissipation pipe, the heat dissipation module with the heat dissipation pipe and the liquid cooling system of the present invention utilize the metal reinforcing layer to adhere to the outer wall of the bending section, so that the bending section can have sufficient structural strength; therefore, the bending section of the pipe body is not easy to crack or break, and the pipe has the effects of convenience in manufacturing and installation.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the present invention.

Claims

1. A heat dissipation conduit, comprising:

a tube having a first end and a second end, the tube having at least one curved section between the first end and the second end; and

a metal reinforcing layer attached to the outer wall of the curved section.

2. The heat dissipating conduit according to claim 1, wherein the tube is bonded to a heat conducting plate, the bent section protruding out of the heat conducting plate.

3. The heat dissipating conduit according to claim 1, wherein the tube body has a plurality of bent sections, the plurality of bent sections being located on both sides of a heat transfer area.

4. The heat dissipating conduit according to claim 3, wherein the tube has a plurality of heat transfer sections located in the heat transfer region, and a distance between any two adjacent heat transfer sections is less than or equal to 1 mm.

5. The heat dissipation conduit according to claim 4, wherein at least a portion of any two adjacent heat transfer sections are in contact with each other.

6. The heat dissipating conduit according to claim 5, wherein any two adjacent heat transfer sections are joined by welding.

7. The heat dissipating conduit according to claim 4, wherein the tubular body has a cross-section of a flattened tubular shape.

8. The heat dissipating conduit according to claim 1, wherein the outer wall of the tube has a plurality of radial grooves, the curved section has a curved outer side and a curved inner side opposite to each other, and the plurality of radial grooves are located at the curved outer side or the curved inner side.

9. The heat dissipating conduit according to claim 1, wherein the tube has a plurality of longitudinal grooves formed in an outer wall and/or an inner wall of the tube.

10. The heat dissipating conduit according to claim 9, wherein a plurality of longitudinal grooves are formed on the entire outer wall or/and the entire inner wall of the tube.

11. The heat dissipating conduit according to claim 9, wherein a plurality of longitudinal grooves are formed on the entire outer wall or/and a partial inner wall of the tube.

12. The heat dissipating conduit according to claim 9, wherein a plurality of longitudinal grooves are formed in a partial outer wall or/and an entire inner wall of the tube.

13. The heat dissipating conduit according to claim 9, wherein a plurality of longitudinal grooves are formed on a partial outer wall or/and a partial inner wall of the tube.

14. The heat dissipating conduit according to any of claims 1 to 13, wherein the bent portion is dipped with tin liquid to form the metal reinforcing layer.

15. The heat dissipating conduit according to claim 1, further comprising a working fluid filled in the tube.

16. The heat dissipating conduit according to claim 15, wherein the working fluid is a non-conductive liquid.

17. The heat dissipating conduit according to claim 15 or 16, further comprising a capillary structure disposed within the tube, the first end and the second end of the tube being closed.

18. A heat dissipation module, comprising:

a heat dissipation conduit as recited in any one of claims 1-17; and

and the radiating fin group is connected between the first end and the second end of the tube body.

19. A liquid cooling system, comprising:

a pump;

a heat dissipating unit; and

a heat dissipating conduit according to any one of claims 1 to 16, connecting the pump and the heat dissipating unit in series.