WO2006069482A1 - Enceinte de dispersion thermique de type caloduc - Google Patents

Enceinte de dispersion thermique de type caloduc Download PDF

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Publication number
WO2006069482A1
WO2006069482A1 PCT/CN2004/001566 CN2004001566W WO2006069482A1 WO 2006069482 A1 WO2006069482 A1 WO 2006069482A1 CN 2004001566 W CN2004001566 W CN 2004001566W WO 2006069482 A1 WO2006069482 A1 WO 2006069482A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat
conducting
heat pipe
frame
shaped
Prior art date
Application number
PCT/CN2004/001566
Other languages
English (en)
Chinese (zh)
Inventor
Yongjie Xu
Jianli Wang
Original Assignee
Zte Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zte Corporation filed Critical Zte Corporation
Priority to PCT/CN2004/001566 priority Critical patent/WO2006069482A1/fr
Publication of WO2006069482A1 publication Critical patent/WO2006069482A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/20663—Liquid coolant with phase change, e.g. heat pipes
    • H05K7/20672—Liquid coolant with phase change, e.g. heat pipes within sub-racks for removing heat from electronic boards

Definitions

  • the invention relates to a heat dissipation cabinet of an integrated outdoor base station, in particular to a heat pipe heat dissipation machine for heat conduction and heat dissipation of a high power heating module in a base station.
  • the integrated outdoor mobile communication base station equipment at home and abroad is developing in the direction of miniaturization, high power and multi-carrier frequency.
  • the outdoor base station equipments are all sealed.
  • the heat dissipation method mainly uses a cavity heat sink. The heat inside the base station equipment is transmitted to the cavity heat sink through heat conduction, and the heat is radiated to the outside by the cavity heat sink. space.
  • the object of the present invention is to provide a heat sink rejection method and a heat pipe for the deficiencies of the prior art.
  • the heat dissipation of the heat sink is high, and the heat dissipation efficiency of the high-power heating module is high; the internal modules of the cabinet do not need to be waterproof and sealed, and the module of the indoor base station is compatible with the maximum, and the versatility of the device is good; the high-power heat-dissipating locking device is adopted.
  • the locking and lateral fixed heating modules provide good installation and maintainability.
  • the present invention provides a heat pipe heat rejection machine, including a machine rejection body, wherein the machine rejection body is composed of a frame, a front door, a back cover and a base, the frame is fixed on the base, and the heat pipe radiator is further included.
  • the frame is composed of a frame, a heat-conducting support plate, a standard insertion box and a U-shaped heat-conducting guide rail, wherein the heat-conducting support plate and the standard insertion box are fixed in the frame and the heat-conducting support plate is fixed in the standard insertion box
  • the U-shaped heat-conducting guide rail is fixed on the upper and lower inner walls of the standard insertion box, and the upper and lower pair of U-shaped heat-conducting guide rails form a slot
  • the heat-conducting plate of the heat pipe heat sink is fixed in the machine to reject a pair of u-type heat-conducting guide rails
  • the locking device is inserted into the u-type heat-conducting guide rail for tightly pressing the heat-generating electronic module on the heat pipe radiator.
  • the frame is a square-shaped machine with a thin metal plate bent and welded, and the front and rear openings are respectively arranged corresponding to the front door and the rear cover.
  • the front door and the rear cover are respectively fixed on the front and rear sides of the frame and are arranged to be rejected.
  • An opening for placing the heat pipe radiator into the inner cavity of the main body is provided above the frame.
  • the heat sink is composed of a heat conducting plate, one or more heat pipes, one or more heat sinks and a sealing cover plate.
  • the heat sink is provided with a through hole, and the heat pipe is an L-shaped round pipe.
  • the bent end of the heat pipe is inserted through the through hole in the heat sink.
  • the straight end of the heat pipe is embedded in a semi-circular fixing groove formed on one side of the heat conducting plate, and the other side of the heat conducting plate is a smooth flat surface for bonding on the heat-generating electronic module, and two holes are opened on the heat conducting plate
  • the threaded hole is used for screwing with the U-shaped heat conducting rail, and the front surface of the heat conducting board and the inner wall of the one side heat conducting rail are on the same plane.
  • the shape of the sealing cover is the same as the shape of the opening formed in the upper part of the frame for inserting the heat sink into the inner cavity of the main body of the machine.
  • the sealing cover is provided with a through hole, and the heat pipe is disposed at the through hole.
  • the locking device is composed of a fixing seat, an upper locking block, a lower locking block, a long screw, a return compression spring and a retaining ring.
  • the fixing seat is a metal strip, and the fixing seat and the upper and lower locking blocks are provided with a through hole.
  • the reset pressure spring is fixed inside the fixing seat.
  • the end faces of the fixing seat are 45° inclined faces, and the inner end faces of the upper and lower locking blocks and the end faces of the fixing seats are also arranged to be inclined faces of 45°.
  • the inner wall of the through hole of the upper locking block and the outer surface of the end of the long screw are correspondingly threaded.
  • the fixing seat of the locking device is screwed to the electronic module, and the pair of locking devices and the electronic module form an electronic module insert.
  • the locking device on the electronic module insert corresponds to the U-shaped groove of the U-shaped heat-conducting guide rail, and the heat-generating surface of the heat-generating electronic module closely fits the front surface of the heat-conducting plate. After the locking device is locked, a rapid heat dissipation channel is formed between the electronic module and the heat pipe radiator, so that heat is quickly dissipated.
  • the heat dissipator provided by the present invention refuses to use the heat pipe heat sink for heat dissipation, and has the function of efficiently dissipating heat of the high-power heating module; the machine rejects the internal module without having to perform waterproof sealing treatment, and maximizes the module with the indoor base station. Keeping compatibility, the equipment has good versatility; the high-power heat-dissipating locking device is used to lock and laterally fix the heating module, and the installation and operation of the device are good.
  • FIG. 1 is a schematic view showing the overall structure of the heat sink of the present invention.
  • FIG. 2 is a schematic structural view of a main body of the cabinet of the present invention.
  • FIG. 3 is a schematic structural view of a heat pipe radiator of the present invention.
  • Figure 4 is a schematic view showing the structure of the locking device of the present invention. 04 001566
  • FIG. 1 it is a schematic diagram of the overall structure of the heat sink of the present invention.
  • the present invention is mainly composed of the following components: a cabinet main body 1, a heat pipe radiator 2, and a heat dissipation locking device 3.
  • the machine reject main body 1 is composed of a frame 11, a front door 12, a rear cover 13, and a base 14.
  • the front door 12 and the rear cover 13 are assembled on the frame 11 to form a front and rear sealed cabinet system.
  • the base 14 is a square base formed by bending a metal plate, and is mounted under the frame 11 to support.
  • the frame 11 is composed of a frame 111, a heat transfer support plate 112, a standard insertion box 113, and a U-shaped heat conduction guide 114.
  • the frame 111 is a square cabinet skeleton formed by bending and welding a metal sheet.
  • the heat-conducting support plate 112 is a structural member which is formed by bending a thin metal plate.
  • the heat-transfer support plate 112 is first screwed to the bottom of the frame 111 and then welded to the side of the frame 111.
  • the insertion box 113 is directly fixed to the support plate 112, and the insertion box 113 adopts a box structure in which the front and rear beams of the aluminum profile are assembled with the sheet metal side plates.
  • the U-shaped heat conduction rail 114 is a U-shaped metal guide groove which is fixed between the front and rear beams of the insertion box 113.
  • the guide rail mainly supports and supports the module.
  • FIG. 3 is a schematic structural view of a heat pipe radiator of the present invention.
  • the heat pipe radiator 2 is composed of a heat conducting plate 21, a heat pipe 22, a heat sink 23, and a sealing cover 24.
  • the front side of the heat conducting plate 21 is a smooth and flat surface, and the back surface is machined with a semicircular recess 211.
  • the heat pipe 22 is a set of metal round tubes bent into an L shape, and has good thermal conductivity due to its special internal structure.
  • One end of the heat pipe 22 is integrally connected with the groove 211 of the heat conducting plate 21, and the other end is integrally connected with the heat sink 23 .
  • the heat sink 23 is a set of sheet metal sheets having a plurality of circular holes 231 in the middle for being closely connected to the heat pipe 22.
  • the sealing cover 24 is a thin metal plate which is fixed in the middle of the heat pipe 22 and serves as a sealing function when the entire heat pipe heat sink 2 is fixed to the cabinet main body 1.
  • FIG. 4 it is a schematic structural view of the heat-dissipating locking device of the present invention. As can be seen from FIG. 4, the locking device 3 is fixed by the fixing seat 31, the upper locking block 32, the lower locking block 33, the long screw 34, and the reset.
  • the compression spring 35 and the standard anti-loose retaining ring 36 are composed.
  • the holder 31 is a metal strip having a machined end face formed by 45.
  • the inclined surface has a waist circular hole in the middle of the two end faces, which provides a lateral movement space for the long screw 34 to move therebetween.
  • the upper locking block 32 is a small block having a square cross section, and a circular hole is formed in the middle, and one end surface thereof is processed into 45.
  • the slope is matched with the upper end slope of the fixing base 31.
  • the lower locking block 33 has a square upper cross section and an upper end surface 45.
  • the inclined surface is matched with the lower end inclined surface of the fixing base 31, and the lower end of the lower locking block 33 is formed into a cylindrical shape, and a threaded hole is penetrated in the middle of the lower locking block 33.
  • the long screw 34 is a tail tapping wire with a metal long rod with a hexagonal head. At the top end of the long screw 34, a circular groove is also formed, and the standard retaining ring 36 is caught in the groove.
  • the reset compression spring 35 is a V-shaped spring that is fixed inside the fixing base 31.
  • FIG. 4 it is a schematic structural view of the invention.
  • the state shown in the figure is the state in which the locking device 3 is unwrapped, and the reset compression spring 35 is in a normal state.
  • a pair of locking devices 3 are mounted on the electronic module, and the fixing base 31 is fixed to the electronic module by the countersunk screws, and inserted into the slots formed by the U-shaped heat-conducting guide 114 and the heat-conducting plate 21, and the locking device 3 is
  • the pressing faces (the labeling faces of the upper locking block 32 and the lower locking block 33) are bonded to the inner wall of one side of the U-shaped heat conductive rail 114, and the heat generating surface of the electronic module is bonded to the front surface of the heat conducting plate 21.
  • the head of the long screw 34 drives the upper locking block 32 to be tightened inward along the abutting surface with the fixing seat 31, and at the same time, the lower locking block 33 is also tightened by the thread.
  • the force is applied to the inner side of the fixing seat 31 to be tightened.
  • the upper locking block 32 and the lower locking block 33 are both inclined by 45° and 45 at both ends of the fixing seat.
  • the result of the bevel interaction is that a component of the vertical direction of the thread tightening force is generated. Under the action of the component force, the long screw 34 drives the upper and lower locking blocks 33 in the waist hole of the fixing base 31. Outside exercise.
  • the upper and lower locking blocks and the fixing base 31 generate a lateral relative displacement until the pressing surfaces of the upper and lower locking blocks press against the inner wall of one side of the U-shaped heat conducting rail 114, and the heating surface of the electronic module and the front surface of the heat conducting plate 21 Press tight.
  • the thread tightening force of the long screw 34 and the lower locking block 33 is converted into the pressing force of the upper and lower locking blocks to the electronic module, at which time the locking device 3 is tightened, the return pressure spring 35 is pressed, and the electronic module is pressed.
  • Fixed, the heating surface of the electronic module is closely attached to the front surface of the heat conducting plate 21, and the heat is transmitted with a small thermal resistance.
  • the long screw 34 When the electronic module is to be pulled out, the long screw 34 is loosened, and the long screw 34 is moved to the initial position by the return pressure spring 35, and the long screw 34 simultaneously drives the upper and lower locking blocks to be reset along the contact surface with the fixed seat 31. , so as to loosen the upper and lower locking blocks, the module can be pulled out.
  • the heat pipe heat dissipating device provided by the invention has unique structural forms and functional features in the mobile base station equipment at home and abroad, so that the internal electronic module of the indoor base station device can be directly applied to the outdoor micro base station, thereby greatly reducing The research and development cost of outdoor micro base stations shortens the development cycle. And because the high-power heat-dissipating locking device is used to fix the module, compared with the conventional fixed method, great progress has been made in the installation operability and maintainability of the micro base station.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

L’invention a pour objet une enceinte de dispersion thermique de type caloduc comprenant un corps principal composé d’une crémaillère, elle-même composée d’un cadre, d’un support thermoconducteur, d’un boîtier rapporté standard et de rails de guidage thermoconducteurs en forme de U, d’une grille d’entrée, d’un couvercle arrière et d’une plaque de base à laquelle elle est fixée, l’enceinte comprenant également un dissipateur thermique de type caloduc et un dispositif de verrouillage. Le support thermoconducteur et le boîtier rapporté standard sont fixés au cadre, le support thermoconducteur sous le boîtier rapporté standard, les deux rails de guidage thermoconducteurs en forme de U sont fixés en forme de U supérieur et inférieur à la fois en haut et en bas d’une paroi intérieure du boîtier rapporté, formant une lumière, et une plaque thermoconductrice du dissipateur thermique de type caloduc est fixée aux deux rails de guidage thermoconducteurs en forme de U dans l’enceinte. Le dispositif de verrouillage est inséré dans les rails de guidage thermoconducteurs en forme de U de manière à presser étroitement le module électrique exothermique contre le dissipateur thermique de type caloduc. L’enceinte de dispersion thermique objet de l’invention utilise le caloduc pour le transfert et la dispersion de la chaleur, elle permet une dispersion de chaleur efficace pour le module exothermique de forte puissance, de sorte que le module à l’intérieur de l’enceinte ne doive pas nécessairement être étanche à l’eau, elle reste par ailleurs compatible avec la station de base interne et la standardisation de l’ensemble est bonne. L’assemblage présente une bonne efficacité opérationnelle et une facilité d’entretien du fait du puissant dispositif de verrouillage qui permet de fixer latéralement et de verrouiller le module exothermique.
PCT/CN2004/001566 2004-12-29 2004-12-29 Enceinte de dispersion thermique de type caloduc WO2006069482A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/001566 WO2006069482A1 (fr) 2004-12-29 2004-12-29 Enceinte de dispersion thermique de type caloduc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/001566 WO2006069482A1 (fr) 2004-12-29 2004-12-29 Enceinte de dispersion thermique de type caloduc

Publications (1)

Publication Number Publication Date
WO2006069482A1 true WO2006069482A1 (fr) 2006-07-06

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ID=36614457

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Application Number Title Priority Date Filing Date
PCT/CN2004/001566 WO2006069482A1 (fr) 2004-12-29 2004-12-29 Enceinte de dispersion thermique de type caloduc

Country Status (1)

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WO (1) WO2006069482A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160169594A1 (en) * 2013-07-29 2016-06-16 Ge Intelligent Platforms, Inc. Heatspreader with extended surface for heat transfer through a sealed chassis wall
CN106714500A (zh) * 2017-02-28 2017-05-24 天津凯发电气股份有限公司 一种电气化铁路保护测控装置的多功能机箱
CN106706963A (zh) * 2015-07-28 2017-05-24 国网智能电网研究院 一种大功率压接式igbt封装模块压装测试夹具
CN110072359A (zh) * 2019-05-23 2019-07-30 四川省众望科希盟科技有限公司 一种密封舱体的保温散热装置
CN112033181A (zh) * 2020-09-14 2020-12-04 豆芳芳 一种加固防抖防高温散热器
CN113692165A (zh) * 2021-09-05 2021-11-23 王一雄 一种大数据一体机
CN113923936A (zh) * 2021-08-30 2022-01-11 陈永忠 一种电力电子模块和电力电子元器件封装基板
CN106706963B (zh) * 2015-07-28 2024-05-31 国网智能电网研究院 一种大功率压接式igbt封装模块压装测试夹具

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09162580A (ja) * 1995-12-08 1997-06-20 Furukawa Electric Co Ltd:The ヒートパイプ式筐体放熱器
CN1220575A (zh) * 1997-09-09 1999-06-23 三星电子株式会社 基站热控制管理系统
JP2001135948A (ja) * 1999-11-10 2001-05-18 Fujitsu Ltd 通信装置の筐体構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09162580A (ja) * 1995-12-08 1997-06-20 Furukawa Electric Co Ltd:The ヒートパイプ式筐体放熱器
CN1220575A (zh) * 1997-09-09 1999-06-23 三星电子株式会社 基站热控制管理系统
JP2001135948A (ja) * 1999-11-10 2001-05-18 Fujitsu Ltd 通信装置の筐体構造

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160169594A1 (en) * 2013-07-29 2016-06-16 Ge Intelligent Platforms, Inc. Heatspreader with extended surface for heat transfer through a sealed chassis wall
CN106706963A (zh) * 2015-07-28 2017-05-24 国网智能电网研究院 一种大功率压接式igbt封装模块压装测试夹具
CN106706963B (zh) * 2015-07-28 2024-05-31 国网智能电网研究院 一种大功率压接式igbt封装模块压装测试夹具
CN106714500A (zh) * 2017-02-28 2017-05-24 天津凯发电气股份有限公司 一种电气化铁路保护测控装置的多功能机箱
CN110072359A (zh) * 2019-05-23 2019-07-30 四川省众望科希盟科技有限公司 一种密封舱体的保温散热装置
CN110072359B (zh) * 2019-05-23 2024-02-09 四川省众望科希盟科技有限公司 一种密封舱体的保温散热装置
CN112033181A (zh) * 2020-09-14 2020-12-04 豆芳芳 一种加固防抖防高温散热器
CN113923936A (zh) * 2021-08-30 2022-01-11 陈永忠 一种电力电子模块和电力电子元器件封装基板
CN113923936B (zh) * 2021-08-30 2023-08-25 国网安徽省电力有限公司枞阳县供电公司 一种电力电子模块和电力电子元器件封装基板
CN113692165A (zh) * 2021-09-05 2021-11-23 王一雄 一种大数据一体机
CN113692165B (zh) * 2021-09-05 2023-06-23 九慧数字科技有限公司 一种大数据一体机

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