CN213485504U

CN213485504U - Combination assembly of cold plate and heat pipe

Info

Publication number: CN213485504U
Application number: CN202022922964.5U
Authority: CN
Inventors: 何静波; 孙健; 刘琴
Original assignee: Nanjing Changfeng Space Electronics Technology Co Ltd
Current assignee: Nanjing Changfeng Space Electronics Technology Co Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-06-18
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a joint Assembly of cold drawing and heat pipe relates to radiator unit technical field, specifically is a joint Assembly of cold drawing and heat pipe, including protective housing, the last protective housing of circulative cooling down, the cold drawing of dispelling the heat down, go up the cold drawing of dispelling the heat, the top fixed mounting of protective housing has the last protective housing of circulative cooling down under the circulative cooling, the cold drawing of dispelling the heat down is located the inside of protective housing and circulative cooling down with last cold drawing of dispelling the heat down. This combination subassembly of cold drawing and heat pipe, through installing the heat pipe inside cold drawing of dispelling the heat down and the cold drawing of last heat dissipation to fill heat conduction silicone grease inside the installation slot of cold drawing of dispelling the heat down and the cold drawing of last heat dissipation, make the heat pipe can with the cold drawing of dispelling the heat down, go up the cold drawing of dispelling the heat and fully contact, reduce the contact thermal resistance, thereby inside leading-in heat cold drawing of dispelling the heat down and the cold drawing of dispelling the heat up with the inside heat of heat pipe fast, realize quick heat dissipation through the cold drawing of dispelling the heat down and the outside radiating fin of.

Description

Combination assembly of cold plate and heat pipe

Technical Field

The utility model relates to a radiator unit technical field specifically is a combination subassembly of cold drawing and heat pipe.

Background

The heating device of the power amplifier component is mainly a power tube, and heat must be dissipated in a certain way, and the traditional heat dissipation mode is generally radiator air cooling, liquid cooling and the like. With the increase of the heat flux density of the power device, the liquid cooling plate is difficult to ensure that the temperature of the liquid cooling plate can meet the requirement of the power device.

With the development of heat pipe technology, the appearance of low temperature heat pipe and ultra-thin heat pipe, the heat pipe is as heat conduction component, hardly exerts its advantage on power amplifier subassembly when using alone, and after combining with the cold drawing, can play fine effect to the component heat dissipation of high heat flux density, for this reason, we propose a combination subassembly of cold drawing and heat pipe in order to solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a combination module of cold drawing and heat pipe has advantages such as radiating effect that improves high heat flux density power amplifier module, has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a combination subassembly of cold drawing and heat pipe, includes protective housing, the last protective housing of circulative cooling down, lower heat dissipation cold drawing, the cold drawing of dispelling the heat of going up of protective housing, circulative cooling down, the top fixed mounting of protective housing has protective housing on the circulative cooling down, the cold drawing of dispelling the heat down is located protective housing and circulative cooling down inside of protective housing with last heat dissipation cold drawing down under the circulative cooling, the equal fixed mounting in four corners of cold drawing of dispelling the heat down has the supporting leg that is located protective housing inside under the circulative cooling, install the draw-in groove has all been seted up with the bottom of last heat dissipation cold drawing in the top of cold drawing of dispelling the heat down, and install the inside joint of draw-in groove has the heat pipe, install the inside packing of draw-in groove has heat conduction silicone grease, the top fixed mounting of.

Preferably, the front side and the rear side of the protective box under the circulating cooling and the front side and the rear side of the protective box on the circulating cooling are both fixedly provided with connecting lugs matched with each other, the middle threads of the connecting lugs are sleeved with screws, the protective box under the circulating cooling and the protective box on the circulating cooling are fixedly connected with the screws through the connecting lugs, and the top of the protective box under the circulating cooling is fixedly provided with a rubber sealing gasket.

Preferably, the lower heat dissipation cold plate is fixedly connected with the upper heat dissipation cold plate through screws, the bottom and the peripheral sides of the lower heat dissipation cold plate are fixedly provided with heat dissipation fins, and the top and the peripheral sides of the upper heat dissipation cold plate are fixedly provided with heat dissipation fins.

Preferably, circular arc grooves matched with the heat conduction pipe are formed in the side faces of the protective box under the circulating cooling and the side faces of the protective box on the circulating cooling, and two sealing rings are fixedly sleeved outside the heat conduction pipe.

Preferably, the heat radiating fins at the bottom of the lower heat radiating cold plate are not in mutual contact with the bottom of the inner side of the lower circulating cooling protective box, and the height value of the lower circulating cooling protective box is smaller than that of the upper circulating cooling protective box.

Preferably, the shape of circulation outlet pipe and circulation inlet tube is "T" font, circulation outlet pipe, circulation inlet tube's one end respectively with the fixed intercommunication of protective housing under the circulative cooling, protective housing on the circulative cooling.

The utility model provides a combination module of cold drawing and heat pipe possesses following beneficial effect:

1. this combination subassembly of cold drawing and heat pipe, through installing the heat pipe inside heat dissipation cold drawing and last heat dissipation cold drawing down, and the inside heat conduction silicone grease that fills of mounting groove of heat dissipation cold drawing and last heat dissipation cold drawing down, make the heat pipe can with heat dissipation cold drawing down, it fully contacts to go up the heat dissipation cold drawing, reduce the contact thermal resistance, thereby inside leading-in heat dissipation cold drawing and last heat dissipation cold drawing down with the inside heat of heat pipe down fast, realize quick heat dissipation through heat dissipation cold drawing and the outside radiating fin of last heat dissipation cold drawing down, the radiating effect to high heat flux density power amplifier module is improved.

2. This combination module of cold drawing and heat pipe, through with the current hydrologic cycle cooling equipment of circulation inlet tube and circulation outlet pipe switch-on, thereby take away the heat that radiating fin distributed out fast, further improve the radiating effect of this subassembly to high heat flux density power amplifier subassembly, the altitude value of protective box is greater than the altitude value of protective box under the circulative cooling on the circulative cooling in addition, when hydrologic cycle, make hot water after the heat dissipation concentrate on the circulative cooling protective box inboard keep away from the top of last heat dissipation cold drawing, make down heat dissipation cold drawing and last heat dissipation cold drawing week side be the lower cooling water of temperature, further improved the device's radiating effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the interior of the upper and lower protective boxes of the present invention;

FIG. 3 is a schematic view of the top of the lower heat sink plate of the present invention;

FIG. 4 is a schematic structural view of the cross section of the upper heat-dissipating cold plate and the lower heat-dissipating cold plate of the present invention;

fig. 5 is a schematic structural view of the bottom of the protective box in the circulating cooling of the present invention.

In the figure: 1. circularly cooling the lower protective box; 2. circularly cooling the upper protective box; 3. connecting lugs; 4. a lower heat dissipation cold plate; 5. an upper heat dissipation cold plate; 6. a heat dissipating fin; 7. a heat conducting pipe; 8. heat-conducting silicone grease; 9. a seal ring; 10. installing a clamping groove; 11. supporting legs; 12. a rubber gasket; 13. circulating a water outlet pipe; 14. and (4) circulating the water inlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a combination assembly of a cold plate and a heat pipe comprises a circulating cooling lower protective box 1, a circulating cooling upper protective box 2, a lower heat dissipation cold plate 4 and an upper heat dissipation cold plate 5, wherein the top of the circulating cooling lower protective box 1 is fixedly provided with the circulating cooling upper protective box 2, the lower heat dissipation cold plate 4 and the upper heat dissipation cold plate 5 are positioned inside the circulating cooling lower protective box 1 and the circulating cooling upper protective box 2, the front side and the rear side of the circulating cooling lower protective box 1 and the front side and the rear side of the circulating cooling upper protective box 2 are both fixedly provided with connecting lugs 3 which are mutually matched, the middle threads of the connecting lugs 3 are sleeved with screws, the circulating cooling lower protective box 1 and the circulating cooling upper protective box 2 are fixedly connected with the screws through the connecting lugs 3, the top of the circulating cooling lower protective box 1 is fixedly provided with a rubber sealing gasket 12, and the circulating cooling lower protective box 1 and the circulating cooling upper protective box 2 are connected through the, the stability of the connection between the lower protective box 1 and the upper protective box 2 of the circulating cooling is protected, meanwhile, a rubber sealing gasket 12 is fixedly arranged at the top of the lower protective box 1 of the circulating cooling, the sealing performance of the connection between the lower protective box 1 of the circulating cooling and the upper protective box 2 of the circulating cooling is embraced, the lower heat-dissipation cold plate 4 is fixedly connected with the upper heat-dissipation cold plate 5 through screws, heat-dissipation fins 6 are fixedly arranged at the bottom and the peripheral sides of the lower heat-dissipation cold plate 4, the heat-dissipation fins 6 are fixedly arranged at the top and the peripheral sides of the upper heat-dissipation cold plate 5, the heat-conduction pipe 7 is arranged inside the lower heat-dissipation cold plate 4 and the upper heat-dissipation cold plate 5, and heat-conduction silicone grease 8 is filled inside the mounting clamping grooves 10 of the lower heat-dissipation cold plate 4 and the upper heat-dissipation cold plate 5, so that the heat-conduction pipe 7 can be fully contacted with the lower heat-dissipation cold plate 4 and the upper, the rapid heat dissipation is realized through the lower heat dissipation cold plate 4 and the heat dissipation fins 6 outside the upper heat dissipation cold plate 5, the heat dissipation effect on the high heat flux density power amplifier component is improved, the side surfaces of the lower circulating cooling protective box 1 and the upper circulating cooling protective box 2 are both provided with arc grooves matched with the heat conduction pipes 7, the outer parts of the heat conduction pipes 7 are fixedly sleeved with two sealing rings 9, the arc grooves are formed on the side surfaces of the lower circulating cooling protective box 1 and the upper circulating cooling protective box 2, the stability of the heat conduction pipes 7 after installation is ensured, in addition, the sealing rings 9 are fixedly sleeved on the outer parts of the heat conduction pipes 7, the sealing performance of the joints of the heat conduction pipes 7 and the lower circulating cooling protective box 1 and the upper circulating cooling protective box 2 is ensured, the four corners of the lower heat dissipation cold plate 4 are both fixedly provided with the supporting legs 11 positioned in the lower circulating cooling protective box 1, and the tops of the lower heat dissipation cold, and the heat conducting pipe 7 is clamped in the mounting clamping groove 10, the heat conducting silicone grease 8 is filled in the mounting clamping groove 10, the circulating water outlet pipe 13 is fixedly installed at the top of the upper circulating cooling protection box 2, the circulating water inlet pipe 14 is fixedly installed at the bottom of the lower circulating cooling protection box 1, the heat radiating fins 6 at the bottom of the lower heat radiating cold plate 4 are not contacted with the bottom of the inner side of the lower circulating cooling protection box 1, the height value of the lower circulating cooling protection box 1 is smaller than that of the upper circulating cooling protection box 2, the height value of the upper circulating cooling protection box 2 is larger than that of the lower circulating cooling protection box 1, when water circulates, the heat-radiated hot water is concentrated at the inner side of the upper circulating cooling protection box 2 and is far away from the upper heat radiating cold plate 5, the peripheral sides of the lower heat radiating cold plate 4 and the upper heat radiating cold plate 5 are cooling water with lower water temperature, the heat radiating effect of the device is further improved, the shapes of the circulating water outlet, one end of the circulating water outlet pipe 13 and one end of the circulating water inlet pipe 14 are respectively fixedly communicated with the upper protection box 1 and the upper protection box 2 of the circulating cooling system, the circulating water inlet pipe 14 and the circulating water outlet pipe 13 are communicated with the existing water circulating cooling equipment, so that heat emitted by the radiating fins 6 is taken away quickly, and the radiating effect of the assembly on the high-heat-flux-density power amplifier assembly is further improved.

In summary, when the combination assembly of the cold plate and the heat pipe is used, a cooling liquid is injected into the heat pipe 7, the two ends of the heat pipe 7 are connected to the high heat flux density power amplification assembly, the heat pipe 7 is installed inside the lower heat dissipation cold plate 4 and the upper heat dissipation cold plate 5, and the heat conduction silicone grease 8 is filled inside the installation clamping grooves 10 of the lower heat dissipation cold plate 4 and the upper heat dissipation cold plate 5, so that the heat pipe 7 can be in full contact with the lower heat dissipation cold plate 4 and the upper heat dissipation cold plate 5, the circulating water outlet pipe 13 and the circulating water inlet pipe 14 are communicated with the existing circulating cooling water equipment, the cooling liquid inside the heat pipe 7 circularly flows inside the heat pipe 7, the heat is conducted to the heat dissipation fins 6 and is conducted to the cooling water inside the circulating cooling lower protection box 1 and the circulating cooling upper protection box 2 through the heat dissipation of the circulating flowing water, the height value of the circulating cooling upper protection box 2 is greater than the height value of the circulating cooling lower protection box 1, during water circulation, the hot water after heat dissipation is concentrated on the inner side of the upper protection box 2 of the circulation cooling and is far away from the upper part of the upper heat dissipation cold plate 5, so that the peripheral sides of the lower heat dissipation cold plate 4 and the upper heat dissipation cold plate 5 are both cooling water with lower water temperature, and the heat dissipation effect is ensured.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combination subassembly of cold drawing and heat pipe, includes protective housing (1) under the circulative cooling, protective housing (2) on the circulative cooling, lower heat dissipation cold plate (4), go up heat dissipation cold plate (5), its characterized in that: the top of the circulating cooling lower protective box (1) is fixedly provided with a circulating cooling upper protective box (2), the lower heat-dissipation cold plate (4) and the upper heat-dissipation cold plate (5) are positioned inside the circulating cooling lower protective box (1) and the circulating cooling upper protective box (2), four corners of the lower heat dissipation cold plate (4) are fixedly provided with supporting legs (11) positioned in the lower circulating cooling protective box (1), the top of the lower heat dissipation cold plate (4) and the bottom of the upper heat dissipation cold plate (5) are both provided with mounting clamping grooves (10), a heat conduction pipe (7) is clamped in the mounting clamping groove (10), heat conduction silicone grease (8) is filled in the mounting clamping groove (10), a circulating water outlet pipe (13) is fixedly arranged at the top of the circulating cooling upper protection box (2), and a circulating water inlet pipe (14) is fixedly arranged at the bottom of the circulating cooling lower protective box (1).

2. A cold plate and heat pipe combination as claimed in claim 1, wherein: the utility model discloses a protective housing, including protective housing (2), circulation cooling lower protective housing (1) and circulation cooling upper protective housing's (2) the equal fixed mounting in both sides have engaging lug (3) of mutually supporting around, the screw has been cup jointed to the middle part screw thread of engaging lug (3), circulation cooling lower protective housing (1) and circulation cooling upper protective housing (2) are through engaging lug (3) and screw fixed connection, the top fixed mounting of protective housing (1) has rubber packing pad (12) under the circulation cooling.

3. A cold plate and heat pipe combination as claimed in claim 1, wherein: the utility model discloses a cold plate of dispelling the heat, including lower heat dissipation cold plate (4) and last heat dissipation cold plate (5), the bottom and the equal fixed mounting in week of lower heat dissipation cold plate (4) have radiating fin (6), the equal fixed mounting in top and week of going up heat dissipation cold plate (5) has radiating fin (6).

4. A cold plate and heat pipe combination as claimed in claim 1, wherein: the side of protective housing (2) all sets up the circular arc groove of mutually supporting with heat pipe (7) under circulative cooling protective housing (1) and circulative cooling, two sealing rings (9) of fixed suit in outside of heat pipe (7).

5. A cold plate and heat pipe combination as claimed in claim 1, wherein: the heat dissipation fins (6) at the bottom of the lower heat dissipation cold plate (4) are not in mutual contact with the bottom of the inner side of the lower protective box (1) in the circulating cooling process, and the height value of the lower protective box (1) in the circulating cooling process is smaller than that of the upper protective box (2) in the circulating cooling process.

6. A cold plate and heat pipe combination as claimed in claim 1, wherein: the circulating water outlet pipe (13) and the circulating water inlet pipe (14) are both in a T shape, and one ends of the circulating water outlet pipe (13) and the circulating water inlet pipe (14) are fixedly communicated with the circulating cooling lower protective box (1) and the circulating cooling upper protective box (2) respectively.