CN108135108B - Heat dissipation device of closed box body and heat dissipation method thereof - Google Patents

Heat dissipation device of closed box body and heat dissipation method thereof Download PDF

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Publication number
CN108135108B
CN108135108B CN201711321806.0A CN201711321806A CN108135108B CN 108135108 B CN108135108 B CN 108135108B CN 201711321806 A CN201711321806 A CN 201711321806A CN 108135108 B CN108135108 B CN 108135108B
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China
Prior art keywords
heat dissipation
box body
closed box
fan
dust
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CN201711321806.0A
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Chinese (zh)
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CN108135108A (en
Inventor
宋冰
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TIANBO ELECTRONIC INFORMATION TECHNOLOGY Co.,Ltd.
China Institute of Radio Wave Propagation CETC 22 Research Institute
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China Institute of Radio Wave Propagation CETC 22 Research Institute
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Priority to CN201711321806.0A priority Critical patent/CN108135108B/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20145Means for directing air flow, e.g. ducts, deflectors, plenum or guides
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/06Hermetically-sealed casings
    • H05K5/069Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20172Fan mounting or fan specifications
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20181Filters; Louvers

Abstract

The invention discloses a heat dissipation device and a heat dissipation method of a closed box body, wherein a square hole is formed on a bottom plate of the closed box body, a fan dust filtration fixing plate is installed on the square hole, a fan and a dust filtration ventilation component are installed on the fan dust filtration fixing plate, a heat dissipation enclosure frame arranged in the closed box body is installed on the fan dust filtration fixing plate, an opening surface on one side of the heat dissipation enclosure frame is fixedly connected with a shell of a heating module in the closed box body, an enclosure frame cover plate is installed on an opening surface on the other side of the heat dissipation enclosure frame, a heat radiator is arranged in a space enclosed by the heat dissipation enclosure frame, the bottom of the heat radiator is fixedly installed on the shell of the heating module, the side surface of the heat radiator is opposite to the position of the fan installed on the. According to the heat dissipation device for the closed box body disclosed by the invention, after the loosening-preventing nail on the dust filtering ventilation component is loosened, the loosening-preventing nail can be used as a handle, and the loosening-preventing nail can be quickly inserted into or pulled out of the guide groove on the fan dust filtering fixing plate, so that the heat dissipation device is convenient to disassemble, clean and maintain.

Description

Heat dissipation device of closed box body and heat dissipation method thereof
Technical Field
The invention relates to the field of equipment heat dissipation devices, in particular to a heat dissipation device of a closed box body and a heat dissipation method thereof.
Background
In modern society, electronic equipment is more and more widely used, wherein high-power or electronic equipment with high local calorific capacity is not lacked, a heat dissipation device of the equipment is particularly important, for outdoor equipment, most of the traditional heat dissipation devices are air inlets and air outlets which are communicated with the inside of the equipment, the heat dissipation device is easy to introduce dust into the equipment, the equipment performance is easy to reduce after long-time work, frequent disassembly and assembly and maintenance are needed, and the heat dissipation device is troublesome.
Disclosure of Invention
The invention aims to solve the technical problem of providing a heat dissipation device of a closed box body and a heat dissipation method thereof, wherein the heat dissipation device is mutually isolated from the closed box body.
The invention adopts the following technical scheme:
the improvement of a heat sink for closed box body is as follows: set up the quad slit on the bottom plate of closed box, install the fan on this quad slit and strain the dirt fixed plate, install the fan on this fan strains the dirt fixed plate and strain dirt ventilation part, the heat dissipation that sets up in closed box encloses the frame and installs on above-mentioned fan strains the dirt fixed plate, the shell fixed connection of the module that generates heat in its one side opening face and the closed box, the frame apron is enclosed in the installation on the opposite side opening face, enclose the space that the frame encloses at the heat dissipation and set up the radiator, the bottom fixed mounting of this radiator is on the shell of the module that generates heat, its side is relative with the fan position of installing on fan strains the dirt fixed plate, in addition still cover on the radiator and install business turn over wind baffle.
Furthermore, a sealing strip is arranged between the fan dust filtering fixing plate and the square hole.
Furthermore, two ends of the fan dust filtering fixing plate are respectively provided with a dust filtering ventilation part, and two fans are arranged between the two dust filtering ventilation parts.
Furthermore, a guide groove is formed in the fan dust filtering fixing plate, and the dust filtering ventilation component can be fixedly connected with the fan dust filtering fixing plate through the non-stripping nails after being inserted into the guide groove.
Furthermore, the air inlet and outlet partition plate extends to the surrounding frame cover plate to enable the outer surface of the top surface of the air inlet and outlet partition plate to be attached to the surface of the surrounding frame cover plate.
Furthermore, the radiator is attached to the inner surface of the top surface of the air inlet and outlet partition plate.
The improvement of a heat dissipation method of a closed box body using the heat dissipation device is as follows: the heat dissipation device is arranged on a bottom plate in a closed box body, the heat dissipation device is communicated with air outside the closed box body through a fan and a dust filtering ventilation component, although the closed box body and the heat dissipation device are isolated from each other and have no air exchange, heat emitted by a heating module in the closed box body can be conducted to a radiator of the heat dissipation device, an air channel of the heat dissipation device is formed by a heat dissipation enclosure frame, an enclosure frame cover plate and an air inlet and outlet partition plate, after the fan is started, air enters the heat dissipation device from the dust filtering ventilation component and then is exhausted out of the heat dissipation device from the fan through the radiator, and the air can take away the heat in the process of passing through the radiator, so that the heat dissipation.
The invention has the beneficial effects that:
the invention discloses a heat dissipation device and a heat dissipation method of a closed box body. The dust filtering ventilation part and the fan of the heat dissipation device can be quickly assembled and disassembled from the outside of the sealed box body, and later-stage maintenance is facilitated.
According to the heat dissipation device of the closed box body disclosed by the invention, the sealing strip is also arranged between the fan dust filtration fixing plate and the square hole, so that the closed box body and the heat dissipation device are isolated from each other and have no air exchange.
According to the heat dissipation device for the closed box body disclosed by the invention, after the loosening-preventing nail on the dust filtering ventilation component is loosened, the loosening-preventing nail can be used as a handle, and the loosening-preventing nail can be quickly inserted into or pulled out of the guide groove on the fan dust filtering fixing plate, so that the heat dissipation device is convenient to disassemble, clean and maintain.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipation device disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of the heat dissipating device disclosed in embodiment 1 of the present invention with the enclosure cover plate removed;
FIG. 3 is a schematic sectional view of the left half of FIG. 2;
fig. 4 is a schematic bottom view of the heat dissipation device of embodiment 1 of the present invention;
fig. 5 is a schematic position diagram of the heat dissipation device disclosed in embodiment 1 of the present invention after being mounted in place.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1, as shown in fig. 1 to 5, this embodiment discloses a heat dissipation device for a closed box, a square hole is formed in a bottom plate 7 of a closed box 9, a fan dust-filtering fixing plate 5 is installed on the square hole, a fan 6 and a dust-filtering ventilation component 8 are installed on the fan dust-filtering fixing plate 5, a heat dissipation enclosure frame 1 disposed in the closed box 9 is installed on the fan dust-filtering fixing plate 5, one side opening surface of the heat dissipation enclosure frame is fixedly connected with a housing of a heating module in the closed box 9, an enclosure frame cover plate 2 is installed on the other side opening surface, a heat sink 4 is disposed in a space enclosed by the heat dissipation enclosure frame 1, a bottom of the heat sink 4 is fixedly installed on the housing of the heating module, the side surface of the heat sink 4 is opposite to the position of the fan 6 installed on the fan dust-filtering fixing plate 5, and an air inlet and outlet.
In this embodiment, a sealing strip is further disposed between the fan dust filtering fixing plate and the square hole. Two ends of the fan dust filtering fixing plate are respectively provided with a dust filtering ventilation part, and two fans are arranged between the two dust filtering ventilation parts. The air channel in the heat radiator is supplied with air from the side of the two ends and is discharged through the middle radiator and the fan, and the dust filtering and ventilating part (air inlet) and the fan (air outlet) are both arranged on the bottom plate of the closed box body.
Set up the guide way on fan dust filtration fixed plate, dust filtration ventilation part inserts behind the guide way accessible above that the nail is not taken off with fan dust filtration fixed plate fixed connection. The air inlet and outlet partition plates extend to the surrounding frame cover plate to enable the outer surface of the top surface of the air inlet and outlet partition plates to be attached to the surface of the surrounding frame cover plate. The radiator is attached to the inner surface of the top surface of the air inlet and outlet partition plate.
The embodiment also discloses a heat dissipation method of the closed box body, the heat dissipation device is arranged on a bottom plate in the closed box body by using the heat dissipation device, the heat dissipation device is communicated with air outside the closed box body through a fan and a dust filtration ventilation component of the heat dissipation device, although the closed box body and the heat dissipation device are isolated from each other and do not exchange air, heat emitted by a heating module in the closed box body can be conducted to a radiator of the heat dissipation device, an air channel of the heat dissipation device is formed by a heat dissipation surrounding frame, a surrounding frame cover plate and an air inlet and outlet partition plate, after the fan is started, air enters the heat dissipation device from the dust filtration ventilation component and then is exhausted out of the heat dissipation device from the fan through the radiator, and the air can take away heat in the process of passing through the. And determining the heat dissipation area, the air quantity of the fan and the sizes of the air inlet and the air outlet of the required radiator according to the heating power of the closed box body.

Claims (1)

1. A heat dissipation method of the closed box body, use the heat dissipating double-fuselage of a closed box body, offer the square hole on the bottom plate of the closed box body, mount the dust-filtering dead plate of the blower on the square hole, mount blower and dust-filtering ventilating part on the dust-filtering dead plate of the blower, the heat dissipation that is set up in the closed box body encloses the frame to mount on the dust-filtering dead plate of the above-mentioned blower, its one side opening surface fixedly connects with outer casing of the heating module in the closed box body, mount enclosing the frame cover plate on the other side opening surface, enclose space that frame enclose in heat dissipation and set up the radiator, the bottom of the radiator is fixedly mounted on outer casing of the heating module, its side is opposite to position of blower mounted on dust-filtering dead plate of the blower, in addition also cover and; a sealing strip is arranged between the fan dust filtering fixing plate and the square hole; two ends of the fan dust filtering fixing plate are respectively provided with a dust filtering ventilation part, and two fans are arranged between the two dust filtering ventilation parts; the dust filtering and ventilating component is inserted into the guide groove and then can be fixedly connected with the dust filtering and fixing plate of the fan through the non-stripping nail; the air inlet and outlet partition plates extend to the enclosure frame cover plate to enable the outer surface of the top surface of the air inlet and outlet partition plates to be attached to the surface of the enclosure frame cover plate; the radiator with pass in and out the internal surface of wind baffle top surface laminate mutually, its characterized in that: the heat dissipation device is arranged on a bottom plate in a closed box body, the heat dissipation device is communicated with air outside the closed box body through a fan and a dust filtering ventilation component, the closed box body and the heat dissipation device are isolated from each other and are not exchanged with air, heat emitted by a heating module in the closed box body is conducted to a radiator of the heat dissipation device, an air channel of the heat dissipation device is formed by a heat dissipation surrounding frame, a surrounding frame cover plate and an air inlet and outlet partition plate, after the fan is started, air enters the heat dissipation device from the dust filtering ventilation component and then is exhausted out of the heat dissipation device from the fan through the radiator, and the heat is taken away by the air in the process of passing through the radiator.
CN201711321806.0A 2017-12-12 2017-12-12 Heat dissipation device of closed box body and heat dissipation method thereof Active CN108135108B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711321806.0A CN108135108B (en) 2017-12-12 2017-12-12 Heat dissipation device of closed box body and heat dissipation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711321806.0A CN108135108B (en) 2017-12-12 2017-12-12 Heat dissipation device of closed box body and heat dissipation method thereof

Publications (2)

Publication Number Publication Date
CN108135108A CN108135108A (en) 2018-06-08
CN108135108B true CN108135108B (en) 2020-06-19

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ID=62390206

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711321806.0A Active CN108135108B (en) 2017-12-12 2017-12-12 Heat dissipation device of closed box body and heat dissipation method thereof

Country Status (1)

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CN (1) CN108135108B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201418225Y (en) * 2009-04-13 2010-03-03 余新洛 External circulation type sealing heat dissipating cabinet
CN201846555U (en) * 2010-09-27 2011-05-25 同辉佳视(北京)信息技术有限公司 Heat dissipation device of outdoor display and outdoor display cabinet
JP6284828B2 (en) * 2014-05-30 2018-02-28 株式会社三社電機製作所 Electrical equipment

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CB03 Change of inventor or designer information

Inventor after: Song Bing

Inventor after: Ding Zhenting

Inventor after: Ma Zhiliang

Inventor before: Song Bing

CB03 Change of inventor or designer information
TR01 Transfer of patent right

Effective date of registration: 20210820

Address after: 266000 No. 36, Xianshan East Road, Chengyang District, Qingdao City, Shandong Province

Patentee after: CHINA INSTITUTE OF RADIO WAVE PROPAGATION (CHINA ELECTRONICS TECHNOLOGY Group CORPORATION NO 22 Research Institute)

Patentee after: TIANBO ELECTRONIC INFORMATION TECHNOLOGY Co.,Ltd.

Address before: 266107 No. 36, East Shan Shan Road, Chengyang District, Qingdao, Shandong

Patentee before: CHINA INSTITUTE OF RADIO WAVE PROPAGATION (CHINA ELECTRONICS TECHNOLOGY Group CORPORATION NO 22 Research Institute)

TR01 Transfer of patent right