CN109699164A - Plate-type heat-pipe radiating shell - Google Patents
Plate-type heat-pipe radiating shell Download PDFInfo
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- CN109699164A CN109699164A CN201910149249.1A CN201910149249A CN109699164A CN 109699164 A CN109699164 A CN 109699164A CN 201910149249 A CN201910149249 A CN 201910149249A CN 109699164 A CN109699164 A CN 109699164A
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- cavity
- plate
- type heat
- fin
- flat part
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- 239000012530 fluid Substances 0.000 claims description 12
- 241000826860 Trapezium Species 0.000 claims description 5
- 208000002925 dental caries Diseases 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 13
- 230000005855 radiation Effects 0.000 abstract description 7
- 239000000126 substance Substances 0.000 description 25
- 239000007788 liquid Substances 0.000 description 13
- 230000007704 transition Effects 0.000 description 10
- 239000000758 substrate Substances 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
-
- 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
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20327—Accessories for moving fluid, for connecting fluid conduits, for distributing fluid or for preventing leakage, e.g. pumps, tanks or manifolds
-
- 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
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20336—Heat pipes, e.g. wicks or capillary pumps
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
- H05K7/20418—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing the radiating structures being additional and fastened onto the housing
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of plate-type heat-pipe radiating shells, it includes plate-type heat-pipe and side plate interconnected, plate-type heat-pipe includes flat part and multiple fin parts for being arranged on flat part, flat part is provided with the first cavity, each fin part is provided with the second cavity, and each second cavity is connected with the first cavity, and flat part and side plate are enclosed an accommodating cavity, heat source is set in accommodating cavity, and fin part is located at the outside of accommodating cavity.Plate-type heat-pipe radiating shell of the invention, the structure combined using flat-plate heat pipe with side plate, while realizing high efficiency and heat radiation, it also can be used as the heat-dissipating casing of heat source, for traditional structure, reduce thermal contact resistance, meets the heat dissipation needs on high-power equipment surface.
Description
Technical field
The present invention relates to technical field of heat dissipation, particularly, are related to a kind of plate-type heat-pipe radiating shell.
Background technique
It, can be adjoint in development process as electronic component gradually develops to micromation, high power, high-performance direction
Higher heat flow density, heat dissipation problem be increasingly becoming restrict high integration electronic component development bottleneck problem.Flat-plate heat pipe
Due to its high thermal conductivity and good uniform temperature, the heat source of high heat density can be shifted into diffusion rapidly, meet electronics and set
It is standby to the requirement such as the compact of radiator, reliability, flexibility, be increasingly becoming and research and solve high-power equipment surface radiating and ask
The splendid selection of topic.
Currently, flat-plate heat pipe is applied to the fin instead of traditional pure metal heat-dissipating casing, heat source is set to heat dissipation
In shell, heat source and air thermal resistance can be reduced to the maximum extent, effectively enhance the heat convection and heat of spreader surface
Radiation.But the application of fin is confined to be mounted on this form on the substrate of radiating shell at present, when substrate is plate heat
Pipe, and fin be metal fin when, then the heat-sinking capability of fin is restricted；And when substrate is metal plate, fin is plate heat
Guan Shi, then the heat-transfer capability of substrate is poor.Both the above connection structure can all cause the uniform temperature of radiating shell to decline, so that dissipating
The heat-sinking capability of hot shell is bad, is unable to satisfy radiating requirements.
Summary of the invention
The technical problems to be solved by the present invention are: now providing one to overcome the above-mentioned problems in the prior art
Kind good heat dissipation effect and the plate-type heat-pipe radiating shell as the heat-dissipating casing of heat source.
The technical solution adopted by the present invention to solve the technical problems is: a kind of plate-type heat-pipe radiating shell, described board-like
Heat pipe heat radiation shell includes plate-type heat-pipe and side plate interconnected, and the plate-type heat-pipe includes flat part and is arranged described
Multiple fin parts on flat part, the flat part are provided with the first cavity, and each fin part is provided with the second cavity,
Each second cavity is connected with first cavity, and the flat part and the side plate are enclosed an accommodating cavity,
Heat source is set in the accommodating cavity, and the fin part is located at the outside of the accommodating cavity.
Further, the bottom wall of the accommodating cavity is made of the flat part, and the fin part corresponds to the accommodating cavity
Bottom wall is connect with the flat part.
Further, interconnecting piece, the interconnecting piece and institute are provided between the flat part and each fin part
It states flat part and the fin part is connected to, the interconnecting piece includes first connecting portion and second connecting portion, first connection
Bending line is formed between portion and the second connecting portion, the first connecting portion is in isosceles right triangle, and described second connects
Socket part is in a rectangular trapezoid, and the angle between the long side of the right-angled trapezium and wherein a waist is 45 °, the right-angled trapezium it is another
One right-angle side of an outer waist and the isosceles right triangle is made of the bending line.
Further, the side plate is frame structure, and the side plate matches with the flat part and is arranged described flat
The edge of side of the plate portion far from fin, alternatively, the side plate is an integral molding structure with the flat part.
Further, the bottom wall of the accommodating cavity is made of the flat part, and the fin part corresponds to the accommodating cavity
Side wall is connect with the flat part.
Further, the side plate is frame structure, and the side wall of the accommodating cavity is made of the side plate, the fin part
The corresponding side plate is located at the outside of the accommodating cavity.
Further, the fin part has two groups, and fin part described in two groups is separately positioned on the side plate opposite sides
Outside, fin part described in every group all has multiple and is alternatively arranged setting, the flat part be located at two groups described in fin part it
Between.
Further, the fin part and the side plane contact are arranged, and form one between the fin part and the side plate
Angle.
Further, multiple isolated portions, multiple orphans are provided in first cavity and/or in second cavity
Corresponding first cavity and/or second cavity are separated to form multiple interconnected fluid channels by vertical portion.
Further, the isolated portion be dots structure in first cavity and/or second cavity or
Block structure, the isolated portion are bonded and are formed by first cavity and/or the corresponding side wall of the second cavity.
The beneficial effects of the present invention are: plate-type heat-pipe radiating shell provided by the invention, using flat-plate heat pipe and side plate phase
In conjunction with structure also can be used as the heat-dissipating casing of heat source while realizing high efficiency and heat radiation, for traditional structure, subtract
Lack thermal contact resistance, meets the heat dissipation needs on high-power equipment surface.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the perspective view of the plate-type heat-pipe radiating shell of the embodiment of the present invention one；
Fig. 2 is the bottom view of plate-type heat-pipe radiating shell shown in Fig. 1；
Fig. 3 be plate-type heat-pipe radiating shell shown in Fig. 2 along the sectional view of A-A；
Fig. 4 is the main view of plate-type heat-pipe radiating shell shown in Fig. 1；
Fig. 5 is the left view of plate-type heat-pipe radiating shell shown in Fig. 1；
Fig. 6 is cross-sectional view of plate-type heat-pipe radiating shell shown in Fig. 5 along B-B；
Fig. 7 is the perspective view of the plate-type heat-pipe radiating shell of the embodiment of the present invention two；
Fig. 8 is the bottom view of plate-type heat-pipe radiating shell shown in Fig. 7.
Parts title and number are respectively as follows: in figure
100 flat part of plate-type heat-pipe, 10 first cavity 101
Transition cavity 301 isolates 103 fin part 20 of portion
Second cavity, 201 second connecting portion, 32 first connecting portion 31
40 side plate of accommodating cavity, 200 interconnecting piece 30
Specific embodiment
Presently in connection with attached drawing, the present invention is described in detail.This figure is simplified schematic diagram, is only illustrated in a schematic way
Basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment one
Fig. 1, Fig. 3 and Fig. 6 are please referred to, the embodiment of the present invention one provides a kind of plate-type heat-pipe radiating shell, is used as installation
Heat source (for example, electronic component or electronic equipment etc.) and transfer diffusion is carried out to the heat of heat source, plate-type heat-pipe heat dissipation
Shell includes plate-type heat-pipe 100 and side plate 200 interconnected, and plate-type heat-pipe 100 includes flat part 10 and is arranged in plate
Multiple fin parts 20 in portion 10 are provided with the first cavity 101 on flat part 10, and the second sky is provided in each fin part 20
Chamber 201, each second cavity 201 are connected with the first cavity 101, and closed cavity is provided on the plate-type heat-pipe, and (figure is not
Mark), the closed cavity includes the first cavity 101 and the second cavity 210, is filled with phase-change working substance in the closed cavity
(not shown go out), flat part 10 and side plate 200 are enclosed an accommodating cavity 40, and heat source is set in accommodating cavity 40, and fin part 20
In the outside of accommodating cavity 40.When work, vaporized after the heat of the liquid phase-change working medium absorption heat source in the first cavity 101, gaseous state
Phase-change working substance is expanded rapidly and then is full of in the entire closed cavity, when the gaseous state phase-change working substance in the second cavity 201 is in wing
After radiating at piece portion 20, gaseous state phase-change working substance liquefaction, subsequent liquid phase-change working medium is back in the first cavity 101.
In addition, there is fluid channel (figure does not mark), in the first cavity 101 in the first cavity 101 and the second cavity 201
After liquid phase-change working medium absorbs the heat vaporization of heat source, gaseous state phase-change working substance can expand rapidly along fluid channel and then full of whole
A closed cavity.Specifically, it is provided with multiple isolated portions 103 in the first cavity 101 and in the second cavity 201, first
First cavity 101 is separated to form the largely interconnected fluid channel by multiple isolated portions 103 in cavity 101, and second
Second cavity 201 is separated to form the largely interconnected fluid channel by multiple isolated portions 103 in cavity 201.Specifically
Ground, isolating portion 103 is dots structure or block structure in the first cavity 101 and the second cavity 201, isolated portion 103 by
First cavity 101 side wall corresponding with the second cavity 201 is bonded to be formed.In addition, the width of fluid channel is 2-10mm, to guarantee
Gaseous state phase-change working substance can flow rapidly along fluid channel, meanwhile, it is also possible that the liquid phase-change working medium in the second cavity 201
It is flowed into the first cavity 101 along fluid channel.Preferably, the width of the fluid channel in present embodiment is 4mm.
It is to be appreciated that the isolated portion 103 or second in other unshowned embodiments, in the first cavity 101
Isolated portion 103 in cavity 201 can also omit, at this point, multiple isolated portions 103 are just by corresponding first cavity 101 and/or
Two cavitys 201 are separated to form multiple interconnected fluid channels.Isolated portion 103 is empty set on the first cavity 101 and/or second
Dots structure or block structure in chamber 201 isolate portion 103 by the first cavity 101 and/or the corresponding side wall of the second cavity 201
Fitting is formed.
Please refer to Fig. 4, Fig. 5, the substantially plate-like structure of flat part 10, the elongated plate-like structure of fin part 20 is multiple
Fin part 20 is located at the side of flat part 10 and arranged in parallel, and an angle α is formed between fin part 20 and flat part 10, and
0 ° of 180 ° of < angle α < so that forming three-dimensional structure between fin part 20 and flat part 10, and then improves heat dissipation effect
Rate.
In present embodiment, flat part 10 is an integral molding structure with fin part 20, reduces thermal contact resistance, in addition, real
While existing compact-sized, facilitate processing.It is to be appreciated that in other unshowned embodiments, flat part 10 and fin
Portion 20 can also be individual components, in use, only need to connect flat part 10 with fin part 20.In addition, flat part
It is provided with interconnecting piece 30 between 10 and each fin part 20, transition cavity 301, transition cavity 301 are provided in interconnecting piece 30
It is connected to the first cavity 101 and the second cavity 201, interconnecting piece 30 includes first connecting portion 31 interconnected and the second connection
Portion 32, first connecting portion 31 are provided with the first connection chamber, and second connecting portion 32 is provided with the second connection chamber, and transition cavity 301 is wrapped
It includes the first connection chamber and with described second is connected to chamber, specifically, first connecting portion 31 is connect and described first with flat part 10
Connection chamber is connected to the first cavity 101, and second connecting portion 32 is connect with fin part 20 and described second is connected to chamber and the second cavity
201 connections.Bending is formed with bending angle (figure does not mark) between first connecting portion 31 and second connecting portion 32, and the first connection
Bending line is formed between portion 31 and second connecting portion 32 (figure does not mark).By the way that interconnecting piece 30 is arranged, can facilitate to fin part 20
Carry out bending operation, that is, need to only carry out bending operation to interconnecting piece 30, can make and formed between fin part 20 and flat part 10
One angle, meanwhile, the bending angle is identical as the angle α between flat part 10 and fin part 20, that is, by interconnecting piece 30
Bending operation is carried out so that forming angle α between flat part 10 and fin part 20.
In present embodiment, first connecting portion 31 is in isosceles right triangle, and second connecting portion 32 is in a rectangular trapezoid, this is straight
Angle between the trapezoidal long side in angle and wherein a waist is 45 °, and an other waist (that is, right angle waist) for the right-angled trapezium with
One right-angle side of the isosceles right triangle is made of the bending line.Specifically, the shadow part that dotted line is constituted in Fig. 2
It is divided into first connecting portion 31, the dash area that dotted line is constituted in Fig. 5 is second connecting portion 32.
In addition, the closed cavity further includes transition cavity 301, transition cavity 301 is process using blowing-up technology.For
Facilitating to form transition cavity 301, the height h of transition cavity 301 is 0.3-2mm, and the width w of transition cavity 301 is 2-20mm,
And meet w > 3h.Preferably, in present embodiment, h=0.75mm, w=4mm.In addition, the radius bend of interconnecting piece 30 is r,
As 5mm < r < 10mm, h=(0.1-0.15) * r or h=0.3mm, h take the larger value in the two；As 10mm < r <
When 30mm, h=(0.05-0.1) * r.In addition, the width at edge of the transition cavity 301 away from interconnecting piece 30 on interconnecting piece 30 is not small
In 5mm.
It is to be appreciated that interconnecting piece 30 can also omit in other unshowned embodiments, at this point, fin part 20
It is directly connect with flat part 10, at this point, the closed cavity is made of the first cavity 101 and the second cavity 201.
Negative pressure state is set as in the closed cavity, as a result, the boiling point of the liquid phase-change working medium under negative pressure state
It reduces, to be conducive to the heated rear rapid evaporation of phase-change working substance, transfers heat to fin part 20 in time to radiate.It can be with
Understand ground, the phase-change working substance includes but is not limited to water, alcohol and propyl alcohol.In addition, since the closed cavity is in that an entirety connects
Circulation passage only need to once fill i.e. it is therefore not necessary to fill the phase-change working substance respectively to the first cavity 101 and the second cavity 201
Can, filling efficiency is improved, filling cost is saved.In addition, phase-change working substance liquid level is lower than under non-heat dissipation working condition
The upper edge of first cavity 101.
In present embodiment, there are two the first cavitys 101 and the opposite two sides of flat part 10, multiple fin parts are arranged in
20 be sequentially arranged at intervals be arranged between two the first cavitys 101, and one end of the second cavity 201 in each fin part 20 with
The connection of one of them first cavity 101, the other end of second cavity 201 are connected to another first cavity 101, as a result,
So that the first cavity 101 on flat part 10 is connected with the second cavity 201 in fin part 20.
In present embodiment, side plate 200 is frame structure, and side plate 200 is matched with flat part 10 and the setting of side plate 200 exists
The edge of side of the flat part 10 far from fin part 20 holds so that enclosing the space set between side plate 200 and flat part 10 and constituting
Set chamber 40, wherein the bottom wall of accommodating cavity 40 is made of flat part 10, and the side wall of accommodating cavity 40 is made of side plate 200, accommodating cavity 40
The one end in opposing plates portion 10 is open end, and the bottom wall of the corresponding accommodating cavity 40 of fin part 20 is connect with flat part 10.In addition, accommodating
Chamber 40 is connected with heat-dissipating space 202, as a result, the partial heat in accommodating cavity 40 can be flowed out via heat-dissipating space 202
To the outside of accommodating cavity 40.
In use, heat source is arranged in accommodating cavity 40, and corresponding first cavity 101 of heat source is attached on flat part 10,
When the phase-change working substance in the first cavity 101 is heated, phase-change working substance is heated vaporizes rapidly, and gaseous state phase-change working substance is in thermal diffusion
Under the action of full of the entire closed cavity, when fin part 20 to the cold after, the heat in gaseous state phase-change working substance is through fin part 20
Heat dissipation outward, gaseous state phase-change working substance is cooled and liquefies, and liquid phase-change working medium is back in the first cavity 101, is so recycled past
It is multiple, the heat of heat source is continuously conducted.It should be noted that preferred, of the invention plate-type heat-pipe radiation shell
Body when in use, needs to meet the top that fin part 20 is located at flat part 10, in this way, gaseous state phase-change working substance is met at fin part 20
When cold liquefaction generates liquid phase-change working medium, liquid phase-change working medium can under the effect of gravity automatic back flow to substrate 10
In first cavity 101, the back-flow velocity of liquid phase-change working medium is accelerated, and then improves Working fluid phase changing rate, improves hot friendship
Change efficiency.
In present embodiment, side plate 200 is an integral molding structure with flat part 10, and the structure is simple, easy to process, can be had
Imitate improving production efficiency.It is to be appreciated that side plate 200 and flat part 10 are individual in other unshowned embodiments
Components, in use, need to only connect the two.
The plate-type heat-pipe radiating shell that the embodiment of the present invention one provides, is combined using flat-plate heat pipe 100 with side plate 200
Structure also can be used as the heat-dissipating casing of heat source while realizing high efficiency and heat radiation, for traditional structure, reduces and connects
Thermal resistance is touched, the heat dissipation needs on high-power equipment surface are met.
Embodiment two
Please refer to Fig. 7, Fig. 8, plate-type heat-pipe radiating shell provided by Embodiment 2 of the present invention and embodiment once difference
It is: is connect different from the bottom wall of the corresponding accommodating cavity 40 of fin part 20 in embodiment one with flat part 10, in the present embodiment, wing
The side wall of the corresponding accommodating cavity 40 in piece portion 20 is connect with flat part 10.
Specifically, plate-type heat-pipe 100 includes flat part 10 and the multiple fin parts 20 being arranged on flat part 10, plate
Be provided with the first cavity 101 in portion 10, be provided with the second cavity 201 in each fin part 20, each second cavity 201 with
First cavity 101 is connected, a part (figure does not mark) of the first cavity 101 and the second cavity 201 composition closed cavity, described
It is filled in closed cavity phase-change working substance (not shown go out), plate-type heat-pipe 100 and side plate 200 are enclosed an accommodating cavity 40, heat
Source is set in accommodating cavity 40, and fin part 20 is located at the outside of accommodating cavity 40, and the part cavity wall of accommodating cavity 40 is made of flat part 10.
When work, liquid phase-change working medium in the first cavity 101 vaporizes after absorbing the heat of heat source, gaseous state phase-change working substance expand rapidly into
And be full of in the entire closed cavity, after the gaseous state phase-change working substance in the second cavity 201 radiates at fin part 20, gaseous state
Phase-change working substance liquefaction, subsequent liquid phase-change working medium are back in the first cavity 101.
In present embodiment, side plate 200 is frame structure, and side plate 200 is matched with flat part 10 and the setting of side plate 200 exists
The edge of side of the flat part 10 far from fin part 20 holds so that enclosing the space set between side plate 200 and flat part 10 and constituting
Set chamber 40, wherein the bottom wall of accommodating cavity 40 is made of flat part 10, and the side wall of accommodating cavity 40 is made of side plate 200, accommodating cavity 40
The one end in opposing plates portion 10 is open end.
Fin part 20 has two groups, and two groups of fin parts 20 are separately positioned on the outside of 200 opposite sides of side plate, every group of fin
Portion 20 all has multiple and is alternatively arranged setting, and flat part 10 is located between two groups of fin parts 20.In addition, fin part 20 and side plate
200 contact settings also can play reinforcement effect to fin part 20, improve fin part 20 while realizing heat transfer function
Connective stability.In addition, shape has angle between fin part 20 and side plate 200, and in present embodiment, fin part 20 and side plate
Angle between 200 is 90 °.
In use, heat source is arranged in accommodating cavity 40, and corresponding first cavity 101 of heat source is attached on flat part 10,
When the phase-change working substance in the first cavity 101 is heated, phase-change working substance is heated vaporizes rapidly, and gaseous state phase-change working substance is in thermal diffusion
Under the action of full of the entire closed cavity, when fin part 20 to the cold after, the heat in gaseous state phase-change working substance is through fin part 20
Heat dissipation outward, gaseous state phase-change working substance is cooled and liquefies, and liquid phase-change working medium is back in the first cavity 101, is so recycled past
It is multiple, the heat of heat source is continuously conducted.
In addition, the structure and set-up mode in the isolated portion 103 in flat part 10 and fin part 20 are the same as example 1, this
Place repeats no more.
Plate-type heat-pipe radiating shell provided by Embodiment 2 of the present invention equally uses flat-plate heat pipe 100 and 200 phase knot of side plate
The structure of conjunction also can be used as the heat-dissipating casing of heat source while realizing high efficiency and heat radiation, for traditional structure, reduce
Thermal contact resistance, meets the heat dissipation needs on high-power equipment surface.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff
Various changes and amendments can be carried out without departing from the scope of the present invention completely.The technical scope of this invention is not
The content being confined on specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of plate-type heat-pipe radiating shell, it is characterised in that: the plate-type heat-pipe radiating shell includes interconnected board-like
Heat pipe and side plate, the plate-type heat-pipe include flat part and multiple fin parts for being arranged on the flat part, the plate
Portion is provided with the first cavity, and each fin part is provided with the second cavity, and each second cavity is with described first
Cavity is connected, and the flat part and the side plate are enclosed an accommodating cavity, and heat source is set in the accommodating cavity, the fin
Portion is located at the outside of the accommodating cavity.
2. plate-type heat-pipe radiating shell as described in claim 1, it is characterised in that: the bottom wall of the accommodating cavity is by the plate
Portion is constituted, and the bottom wall that the fin part corresponds to the accommodating cavity is connect with the flat part.
3. plate-type heat-pipe radiating shell as described in claim 1, it is characterised in that: the flat part and each fin part
Between be provided with interconnecting piece, the interconnecting piece is connected to the flat part and the fin part, and the interconnecting piece includes the
One interconnecting piece and second connecting portion, are formed with bending line between the first connecting portion and the second connecting portion, and described first
Interconnecting piece be in isosceles right triangle, the second connecting portion is in a rectangular trapezoid, the long side of the right-angled trapezium with wherein one
Angle between waist is 45 °, and a right-angle side of the other waist and the isosceles right triangle of the right-angled trapezium is equal
It is made of the bending line.
4. plate-type heat-pipe radiating shell as claimed in claim 2, it is characterised in that: the side plate is frame structure, the side
Plate matches with the flat part and is arranged in the edge of side of the flat part far from fin, alternatively, the side plate with
The flat part is an integral molding structure.
5. plate-type heat-pipe radiating shell as described in claim 1, it is characterised in that: the bottom wall of the accommodating cavity is by the plate
Portion is constituted, and the side wall that the fin part corresponds to the accommodating cavity is connect with the flat part.
6. plate-type heat-pipe radiating shell as claimed in claim 5, it is characterised in that: the side plate is frame structure, the appearance
The side wall for setting chamber is made of the side plate, and the fin part corresponds to the outside that the side plate is located at the accommodating cavity.
7. plate-type heat-pipe radiating shell as claimed in claim 6, it is characterised in that: the fin part has two groups, two groups of institutes
State the outside that fin part is separately positioned on the side plate opposite sides, fin part described in every group all has multiple and is alternatively arranged and sets
It sets, the flat part is between fin part described in two groups.
8. plate-type heat-pipe radiating shell as claimed in claim 6, it is characterised in that: the fin part is set with the side plane contact
It sets, shape has angle between the fin part and the side plate.
9. plate-type heat-pipe radiating shell as described in claim 1, it is characterised in that: in first cavity and/or described the
It is provided with multiple isolated portions in two cavitys, multiple isolated portions are by corresponding first cavity and/or second cavity
It is separated to form multiple interconnected fluid channels.
10. plate-type heat-pipe radiating shell as claimed in claim 9, it is characterised in that: the isolated portion is set on described first
Cavity and/or dots structure or block structure in second cavity, the isolated portion is by first cavity and/or described
The corresponding side wall of second cavity is bonded to be formed.
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| CN109699164B CN109699164B (en) | 2023-10-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351991A (en) * | 2019-07-22 | 2019-10-18 | 浙江嘉熙科技有限公司 | Heat transfer substrate and heat spreader structures |
| CN114190054A (en) * | 2021-11-16 | 2022-03-15 | 深圳市英维克科技股份有限公司 | Radiating fin and thermosiphon radiator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103429061A (en) * | 2013-09-04 | 2013-12-04 | 中山佳一电子技术有限公司 | Empty-belly heat pipe radiator |
| CN204100197U (en) * | 2014-08-30 | 2015-01-14 | 永和阳光（湖南）生物科技有限公司 | The light source radiating device of automatic biochemistry analyzer |
| CN205317026U (en) * | 2016-01-26 | 2016-06-15 | 朱成恩 | Heat dissipation wing |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103429061A (en) * | 2013-09-04 | 2013-12-04 | 中山佳一电子技术有限公司 | Empty-belly heat pipe radiator |
| CN204100197U (en) * | 2014-08-30 | 2015-01-14 | 永和阳光（湖南）生物科技有限公司 | The light source radiating device of automatic biochemistry analyzer |
| CN205317026U (en) * | 2016-01-26 | 2016-06-15 | 朱成恩 | Heat dissipation wing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351991A (en) * | 2019-07-22 | 2019-10-18 | 浙江嘉熙科技有限公司 | Heat transfer substrate and heat spreader structures |
| CN114190054A (en) * | 2021-11-16 | 2022-03-15 | 深圳市英维克科技股份有限公司 | Radiating fin and thermosiphon radiator |
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|---|---|
| CN109699164B (en) | 2023-10-03 |
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Address after: 213176 No.20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: Changzhou Hengchuang Thermal Management System Co.,Ltd. Country or region after: China Address before: 213176 No.20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU HENGCHUANG HEAT MANAGEMENT Co.,Ltd. Country or region before: China |
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