CN202749364U - Annular heat pipe section material superconducting radiator - Google Patents

Annular heat pipe section material superconducting radiator Download PDF

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Publication number
CN202749364U
CN202749364U CN 201220456977 CN201220456977U CN202749364U CN 202749364 U CN202749364 U CN 202749364U CN 201220456977 CN201220456977 CN 201220456977 CN 201220456977 U CN201220456977 U CN 201220456977U CN 202749364 U CN202749364 U CN 202749364U
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China
Prior art keywords
annular
cavity
bar
aluminium
heat pipe
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Active
Application number
CN 201220456977
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Chinese (zh)
Inventor
郭度厚
张馨元
丘克
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OUBODA HEAT PIPE MANUFACTURING Co Ltd
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OUBODA HEAT PIPE MANUFACTURING Co Ltd
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Priority to CN 201220456977 priority Critical patent/CN202749364U/en
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Abstract

The utility model relates to an annular heat pipe section material superconducting radiator, which is characterized by comprising an aluminum section material, end covers, a mounting base plate and a working medium. The aluminum section material is shaped by extruding and drawing by a mold, the inner part of the aluminum section material is an annular evaporation cavity and a condensation cavity, and the outer part is a combination section material of tooth-shaped radiating fins, wherein both ends of the annular evaporation cavity and the condensation cavity are sealed by the end covers and an annular loop is formed; the annular evaporation cavity is of a capillary structure; the working medium is poured into the cavity; the tooth-shaped radiating fins are arranged on one side of the aluminum section material, and the other side of the aluminum section material is provided with the mounting base plate. The annular heat pipe section material superconducting radiator has the advantages of good heat conducting property, small heat resistance, small size, and low cost.

Description

The annular heat pipe shaped material superconductive heat radiator
Technical field
The utility model relates to a kind of power electronic power device heat abstractor that is applied to, and relates in particular to a kind of annular heat pipe shaped material superconductive heat radiator.
Background technology
Along with the continuous progress of power electronic technology, the capacity of bipolar-type power element is increasing, can guaranteed output device reliability service under specified junction temperature condition, and it is very important effectively solving its heat dissipation problem.At present, the heat radiation of bipolar-type power element adopts the means such as air blast cooling, solid profile radiator, gravity assisted heat pipe section bar radiator and cooled plate to solve heat dissipation problem usually, and air blast cooling and solid profile radiator are difficult to thoroughly solve the heat dissipation problem of high-capacity power device owing to be subject to the restriction of heat-transfer capability; Gravity assisted heat pipe section bar radiator is then because manufacturing process is complicated, cost is higher, and for large capacity bipolar-type power element radiating, because the angle need of gravity assisted heat pipe section bar radiator heat pipe and horizontal plane are less than 15 0, install and use direction and have significant limitation, thereby cause volume to increase, be difficult to satisfy the requirement that best body holds ratio; And adopting the complete set of equipments cost of water-filled radiator high, there are the problems such as easy dewfall, leakage in circulating water line, will directly have influence on the safety and reliability of electric equipment operation.
Summary of the invention
For solving the problem of above-mentioned existence, the utility model provides a kind of good heat conductivity, thermal resistance is little, volume is little, cost is low annular heat pipe shaped material superconductive heat radiator.
For achieving the above object, the utility model is achieved through the following technical solutions:
Annular heat pipe shaped material superconductive heat radiator of the present utility model, it is characterized in that comprising aluminium section bar, end cap, installation base plate and working media, described aluminium section bar is by the moulding of mould extrusion stretching, its aluminium section bar inside is annular evaporation cavity and condensation cavity, the outside is the built-up sectional material of tooth-shaped cooling plate, described annular evaporation cavity and condensation cavity two ends are respectively by end cap sealing and looping loop, described annular evaporation cavity is the annular evaporation cavity of capillary structure, and in cavity, be marked with working media, described tooth-shaped cooling plate is arranged on a side of aluminium section bar, is provided with installation base plate at the aluminium section bar opposite side.
The section shape of described annular evaporation cavity is an above column structure, and described condensation cavity is special-shaped cavity, and the annular evaporation cavity of described end cap shape and aluminium section bar and the section shape of condensation cavity match.
On described end cap or the side of aluminium section bar be provided with working media liquid injection hole and air extracting seal hole, the two is even to adopt seal pin sealing.
The tooth-shaped cooling plate of described aluminium section bar outside is swallow-wing shape tooth-shaped cooling plate.
Described capillary structure is for overlaying formula or blade inserting capillary structure.
Described installation base plate is the installation base plate of bipolar-type power element.
Compared with prior art, the beneficial effects of the utility model are:
Since annular heat pipe shaped material superconductive heat radiator of the present utility model be an extrusion stretching moulding with annular evaporation cavity and two cavity body structures of condensation cavity, can effectively utilize annular heat pipe biphase gas and liquid flow principle, increase heat radiation and exert oneself, significantly reduce thermal resistance; And structure is simple and direct, volume is little, install and use easy flexibly, can substitute air blast cooling, solid profile, gravity assisted heat pipe and water cooling method comprehensively.
The utility model good heat conductivity, thermal resistance is little, volume is little, cost is low.
Description of drawings
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the vertical view of the utility model Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, annular heat pipe shaped material superconductive heat radiator of the present utility model, it is characterized in that comprising aluminium section bar, end cap, installation base plate and working media, described aluminium section bar is by the moulding of mould extrusion stretching, its aluminium section bar inside is annular evaporation cavity 5 and condensation cavity 2, the outside is the built-up sectional material of tooth-shaped cooling plate 6, described annular evaporation cavity 5 and condensation cavity 2 two ends are respectively by end cap sealing and looping loop, described annular evaporation cavity 5 is the annular evaporation cavity of capillary structure 7, and in cavity, be marked with working media, described tooth-shaped cooling plate 6 is arranged on a side of aluminium section bar, is provided with installation base plate 1 at the aluminium section bar opposite side.
Installation base plate described in the utility model is the installation base plate of bipolar-type power element.The combination of two annular heat pipe shaped material superconductive heat radiators can be installed, can effectively solve the heat dissipation problem of bipolar-type power element.
The section shape of annular evaporation cavity 5 described in the utility model is an above column structure, and described condensation cavity 2 is special-shaped cavity, and the annular evaporation cavity of described end cap shape and aluminium section bar and the section shape of condensation cavity match.Its condensation cavity 2 can be designed to other geometry according to power component.This annular heat pipe shaped material superconductive heat radiator has consisted of good evaporative heat loss cavity, can effectively utilize annular heat pipe biphase gas and liquid flow principle, increases heat radiation and exerts oneself, and significantly reduces thermal resistance.
The utility model on described end cap or the side of aluminium section bar be provided with working media liquid injection hole 3 and air extracting seal hole 4, the two is even to adopt seal pin sealing.
The tooth-shaped cooling plate of aluminium section bar described in the utility model outside is swallow-wing shape tooth-shaped cooling plate.The fin radiating effect of this structure is better.
Capillary structure 7 described in the utility model is for overlaying formula or blade inserting capillary structure.Also can adopt other capillary structure, above-mentioned capillary structure has been realized gas, liquid shunting, the larger problem of axial heat conduction thermal resistance of having avoided the existing gas of general heat pipe Section Bar Heat Sinks, liquid mixed flow to cause; And vacuum-pumping tube is installed in the top of annular heat pipe, will be conducive to obtain the condition of high vacuum degree heat pipe, and the heat transfer efficiency of heat pipe can improve 2~3.5 times.And the user is to flexibly.

Claims (6)

1. annular heat pipe shaped material superconductive heat radiator, it is characterized in that comprising aluminium section bar, end cap, installation base plate and working media, described aluminium section bar is by the moulding of mould extrusion stretching, its aluminium section bar inside is annular evaporation cavity and condensation cavity, the outside is the built-up sectional material of tooth-shaped cooling plate, described annular evaporation cavity and condensation cavity two ends are respectively by end cap sealing and looping loop, described annular evaporation cavity is the annular evaporation cavity of capillary structure, and in cavity, be marked with working media, described tooth-shaped cooling plate is arranged on a side of aluminium section bar, is provided with installation base plate at the aluminium section bar opposite side.
2. annular heat pipe shaped material superconductive heat radiator according to claim 1, the section shape that it is characterized in that described annular evaporation cavity is an above column structure, described condensation cavity is special-shaped cavity, and the annular evaporation cavity of described end cap shape and aluminium section bar and the section shape of condensation cavity match.
3. annular heat pipe shaped material superconductive heat radiator according to claim 1 and 2 is characterized in that on described end cap or the side of aluminium section bar is provided with working media liquid injection hole and air extracting seal hole, and the two is even to adopt seal pin sealing.
4. according to annular heat pipe shaped material superconductive heat radiator claimed in claim 1, the tooth-shaped cooling plate that it is characterized in that described aluminium section bar outside is swallow-wing shape tooth-shaped cooling plate.
5. according to annular heat pipe shaped material superconductive heat radiator claimed in claim 1, it is characterized in that described capillary structure is for overlaying formula or blade inserting capillary structure.
6. according to annular heat pipe shaped material superconductive heat radiator claimed in claim 1, it is characterized in that described installation base plate is the installation base plate of bipolar-type power element.
CN 201220456977 2012-09-10 2012-09-10 Annular heat pipe section material superconducting radiator Active CN202749364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220456977 CN202749364U (en) 2012-09-10 2012-09-10 Annular heat pipe section material superconducting radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220456977 CN202749364U (en) 2012-09-10 2012-09-10 Annular heat pipe section material superconducting radiator

Publications (1)

Publication Number Publication Date
CN202749364U true CN202749364U (en) 2013-02-20

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Family Applications (1)

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CN 201220456977 Active CN202749364U (en) 2012-09-10 2012-09-10 Annular heat pipe section material superconducting radiator

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CN (1) CN202749364U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103474404A (en) * 2013-09-29 2013-12-25 张馨元 Loop parallel type heat pipe radiator
CN104215107A (en) * 2013-06-04 2014-12-17 国研高能(北京)稳态传热传质技术研究院有限公司 Phase-change-type radiator
WO2017128812A1 (en) * 2016-01-30 2017-08-03 边疆 Integrated heat radiator and heat dissipation method
CN107864594A (en) * 2017-11-09 2018-03-30 昆山普克特金属制品有限公司 The aluminium section bar that a kind of radiator slides

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104215107A (en) * 2013-06-04 2014-12-17 国研高能(北京)稳态传热传质技术研究院有限公司 Phase-change-type radiator
CN103474404A (en) * 2013-09-29 2013-12-25 张馨元 Loop parallel type heat pipe radiator
WO2017128812A1 (en) * 2016-01-30 2017-08-03 边疆 Integrated heat radiator and heat dissipation method
CN107024123A (en) * 2016-01-30 2017-08-08 边疆 A kind of integral heat radiator and heat dissipating method
CN107864594A (en) * 2017-11-09 2018-03-30 昆山普克特金属制品有限公司 The aluminium section bar that a kind of radiator slides

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