CN203722976U - Heat-dissipation device and electronic equipment therewith - Google Patents
Heat-dissipation device and electronic equipment therewith Download PDFInfo
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- CN203722976U CN203722976U CN201320765433.7U CN201320765433U CN203722976U CN 203722976 U CN203722976 U CN 203722976U CN 201320765433 U CN201320765433 U CN 201320765433U CN 203722976 U CN203722976 U CN 203722976U
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- 230000017525 heat dissipation Effects 0.000 title abstract description 11
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 17
- 238000005057 refrigeration Methods 0.000 claims description 106
- 230000008676 import Effects 0.000 claims description 54
- 239000011159 matrix material Substances 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 40
- 239000003507 refrigerant Substances 0.000 abstract 5
- 230000000694 effects Effects 0.000 description 15
- 230000004087 circulation Effects 0.000 description 14
- 239000012071 phase Substances 0.000 description 10
- 239000007791 liquid phase Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000002309 gasification Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
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- 238000012545 processing Methods 0.000 description 2
- 238000001149 thermolysis Methods 0.000 description 2
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
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- 150000001875 compounds Chemical class 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
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- 239000002184 metal Substances 0.000 description 1
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- 238000013021 overheating Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a heat-dissipation device, and the device comprises a heat dissipation body and a fin. The interior of the heat dissipation body is provided with a refrigerant flow channel which is used for accommodating the fin. The upstream part of the refrigerant flow channel of the heat dissipation body is provided with an inlet which is communicated with the refrigerant flow channel. The downstream part of the refrigerant flow channel of the heat dissipation body is provided with an outlet which is communicated with the refrigerant flow channel. Through the above design, the device can meet the requirements of quick, complete and uniform heat dissipation of a power module of electronic equipment under high-efficiency working conditions. The device can meet the requirement of a design trend that electronic equipment is compact in structure, the operation is reliable, and the service life is long. Based on the above, the utility model also provides the electronic equipment which is provided with the heat-dissipation device.
Description
Technical field
The utility model relates to electric and electronic technical field, particularly a kind of heat abstractor.In addition, the invention still further relates to a kind of electronic equipment with this heat abstractor.
Background technology
In recent years, along with the development of power electronic technology, the power density of electronic equipment promotes day by day, and therefore powerful electronic equipment is widely used in household electrical appliance, electric locomotive, photovoltaic and wind-powered electricity generation main equipment just gradually, guarantees the efficient service behaviour of every field equipment.Meanwhile, the service behaviour of powerful electronic equipment stability and high efficiency, can provide safeguard for developing rapidly of related-art technology.Therefore, in the more and more relative superiority or inferiority of requirement of electronic equipment compactedness, reliability, the radiating requirements of powerful electronic equipment also improves thereupon, and efficient heat abstractor should be set, to meet its effective service behaviour under large load.
At present, the powerful power model of photovoltaic and the extensive use of wind energy field, the main cooling heat dissipation mode adopting is forced air cooling and water-cooled panel radiator.Wherein, the radiating efficiency of forced air cooling radiator is lower, the heat that cannot effectively shed under powerful power model efficient operation state, and, this forced air cooling radiator volume is larger, takes up room larger, is difficult to meet the growth requirement of electronic devices structure compactness.
Also there is certain problem in the heat radiation of equally, existing water-cooled panel radiator.In the time that power model adopts this kind of mode to dispel the heat, because the temperature difference on cold drawing surface is larger, be unfavorable for that power model keeps efficient, stable operating state, affects the service behaviour of power model; In addition, there is the hidden danger of leaking in water-filled radiator, easily causes etching problem, and reliability is lower, has seriously restricted its radiating effect and power model requirement to good working state to power model.
In view of the above problems, need badly as electronic equipment provides a kind of heat abstractor efficiently, to meet the high-power electronic device requirement of dispelling the heat fast, fully, uniformly under in working order, and then, ensure efficient, the stable service behaviour of high-power electronic device, and the useful life of improving electronic equipment.
Utility model content
For the defect of above-mentioned existence, the technical problems to be solved in the utility model is to provide a kind of heat abstractor, by the structural design to this heat abstractor, can be the power model heat radiation of electronic equipment fast, fully, uniformly, thereby, effectively ensure efficient, the stable service behaviour of high-power electronic device, and significantly improve the useful life of electronic equipment.On this basis, the utility model also provides a kind of electronic equipment with this heat abstractor.
The heat abstractor that the utility model provides comprises heat radiator body and fin, the refrigeration working medium runner of accommodating described fin is offered in described heat radiator body inside, the import being communicated with described runner is offered in the mobile upstream of refrigeration working medium of described heat radiator body, and the outlet being communicated with described runner is offered in the mobile downstream of refrigeration working medium of described heat radiator body.
Preferably, described heat radiator body is at least offered two described runners.
Preferably, described runner series connection communicates and forms the mobile runner group body of refrigeration working medium, and described import and described outlet are communicated with respectively the described runner at described runner group body two ends.
Preferably, described runner communicates side by side and forms the mobile runner group body of refrigeration working medium, and described import is communicated with the upstream extremity of described runner group body, and described outlet is communicated with the downstream of described runner group body.
Preferably, described heat radiator body is at least offered three described runners.
Preferably, described import is communicated with arbitrary or above described runner, and described outlet is communicated with the described runner not being communicated with described import.
Preferably, the refrigeration working medium place of converging of refrigeration working medium shunting place of described import, described outlet and described refrigeration working medium flow divert place all arrange flow guide bar.
Preferably, the inside of described runner flows to reinforcement is set along refrigeration working medium.
Preferably, described heat radiator body comprises matrix and cover plate, and described runner is opened in a side wall surface of described matrix, and a side wall surface of described cover plate and described matrix is connected by sealing.
The utility model also provides a kind of electronic equipment, and the heat abstractor that comprises power model, dispels the heat for power model is characterized in that, described heat abstractor is above-described heat abstractor; The opposite face of described power model and described runner is fixed.
Compared with prior art, the utility model looks for another way provides a kind of heat abstractor for the heat radiation of electronic equipment power model.This heat abstractor comprises heat radiator body and fin, offer the refrigeration working medium runner of accommodating fin in the inside of this heat radiator body, offer in the mobile upstream of the refrigeration working medium of this heat radiator body the import being communicated with runner, and, the outlet being communicated with runner offered in its downstream.
Obviously, by above-mentioned setting, heat radiator body is offered the import and the outlet that are connected with runner, can make refrigeration working medium at import, runner, go out in the cooling cycle system of interruption-forming to flow.So design, in the time that refrigeration working medium is transformed into gas phase by liquid phase in this system, the heat of power model is transformed into the latent heat of phase change of this process, that is to say, the refrigeration working medium liquid phase of power model is flowed in runner by this import, the heat of absorbed power module, thus utilize this heat to provide needed latent heat for refrigeration working medium is transformed into gas phase by liquid phase, and then realize the quick heat radiating to power model, Partial Liquid Phase refrigeration working medium and gas phase refrigeration working medium are by exporting outflow runner.Meanwhile, refrigeration working medium is realized and evenly being shunted in runner under the effect of fin, guarantees the heat radiation to power model uniform high-efficiency, further provides safeguard for efficient, the stable work of high-power electronic device, and effectively improves the useful life of this electronic equipment.
In addition, this fin can effectively increase the heat exchange area of heat radiator body, greatly improves the heat exchanger effectiveness of heat radiator body, enlarges markedly the heat exchange efficiency of this heat abstractor; In addition, by the runner of the built-in heat radiator body of this fin, not only can take full advantage of the space structure of heat radiator body, formation compact conformation, the heat abstractor that size is less, be convenient to install with the power model of electronic equipment, meets the growth requirement of electronic equipment compactedness, can also play in runner inside the effect of shunting and flow-disturbing to refrigeration working medium, and then, accelerate flow time heat radiation of refrigeration working medium in runner, effectively realize heat abstractor to electronic equipment fully, the function of Homogeneouslly-radiating.
In preferred version of the present utility model, heat radiator body is at least offered two refrigeration working medium runners, so arranges, and can effectively improve the radiating effect of heat abstractor, and realizes the difference connection form of refrigeration working medium runner.On the one hand, the runner series connection that heat radiator body is offered communicates and forms the mobile runner group body of refrigeration working medium, that is to say, be connected between two and form an overall structure that realizes refrigeration working medium circulation by multiple runners, i.e. this runner group body,, import is communicated with the runner of runner group body one end meanwhile, and outlet is communicated with the runner of the runner group body other end.Obviously, so design, runner mode of communicating and simple in structure, significantly improves the utilance of refrigeration working medium, and, can reduce the processing cost of heat radiator body.
On the other hand, the runner parallel connection that this heat radiator body is offered communicates and forms the mobile runner group body of refrigeration working medium, that is to say, the upstream extremity of multiple runners can be focused to the same position of heat radiator body upstream extremity, and the downstream of the plurality of runner can be focused to the same position of heat radiator body downstream, the whole runners in this runner group body have the upstream extremity in same orientation and the downstream in same orientation.So, in the time of practical application, the refrigeration working medium in each runner only circulates in this runner, obviously, can guarantee that each runner has close or identical radiating efficiency, thereby heat abstractor is abundant, heat dispersion provides reliable guarantee uniformly in order to realize.
In another preferred version of the present utility model, this heat radiator body is at least offered three refrigeration working medium runners, so arranges, and the further circulation style of optimal design refrigeration working medium runner, realizes the form that runner series and parallel connections is arranged.That is to say, based on offering the above runners of three or three, this runner can have string or and the form of string or series connection and paralleling and interleaving layout.Thereby, can carry out according to the demand of the size of the power model of electronic equipment and structure and heat dissipation capacity the layout design of runner, further meet powerful power model to the requirement of dispelling the heat fast, fully, uniformly.
In another preferred version of the present utility model, refrigeration working medium shunting place of import, the refrigeration working medium place of converging of outlet and refrigeration working medium flow divert place all arrange flow guide bar.So arrange, impel by import and flow into the refrigeration working medium uniform-flow of runner to each position of runner, the power model heat radiation non-uniform phenomenon that further effectively reduces the local circulation of refrigeration working medium and cause, the temperature homogeneity of raising power model, guarantees its effective service behaviour.
Brief description of the drawings
Fig. 1 is the structural representation of heat abstractor described in the first embodiment;
Fig. 2 is heat sink interior structural representation shown in Fig. 1;
Fig. 3 is Fig. 2 top plan view structural representation;
Fig. 4 is heat radiator body structural representation shown in Fig. 2;
Fig. 5 is Fig. 4 top plan view structural representation;
Fig. 6 is fin structure schematic diagram shown in Fig. 4 and Fig. 5;
Fig. 7 is serrated fin structural representation in embodiment;
Fig. 8 is the structural representation of heat radiator body described in the second embodiment;
Fig. 9 is the structural representation of heat radiator body described in the 3rd embodiment;
Figure 10 is the structural representation of heat radiator body described in the 4th embodiment;
Figure 11 is the structural representation of heat radiator body described in the 5th embodiment;
Figure 12 is the structural representation that in embodiment, heat abstractor is connected with a power model;
Figure 13 is the structural representation that in embodiment, heat abstractor is connected with two power models;
In Fig. 1 to Figure 13:
Heat radiator body 1, fin 2, matrix 3, cover plate 4, runner 11, reinforcement 12, flow guide bar 13, import 14, outlet 15, point ebb interval 21, flow-disturbing hole 22;
Heat abstractor A, power model B, runner group body Z.
Embodiment
Core of the present utility model is to provide a kind of heat abstractor for the heat radiation of electronic equipment power model, to meet the power model of electronic equipment dispel the heat fast, fully, uniformly requirement and the designer trends of electronic devices structure compactness, reliable operation and high life under efficiency operation state.In addition, another core of the present utility model is to provide a kind of electronic equipment with this heat abstractor.
For the operating personnel that make the art understand the utility model scheme better, below in conjunction with Figure of description, the utility model is described in further detail.
Embodiment 1:
Refer to Fig. 1, Fig. 2, Fig. 3, wherein, Fig. 1 is the structural representation of heat abstractor described in the first embodiment; Fig. 2 is heat sink interior structural representation shown in Fig. 1; Fig. 3 is Fig. 2 top plan view structural representation.
The heat abstractor A of the utility model design is for the power model B of electronic equipment.As shown in Figures 2 and 3, this heat abstractor A comprises heat radiator body 1 and fin 2, offer the refrigeration working medium runner 11 of accommodating fin 2 in the inside of this heat radiator body 1, that is to say, runner 11 is offered in heat radiator body 1 inside, this runner 11 can accommodating fin 2, can be again refrigeration working medium and provides passage in heat radiator body 1 internal flow simultaneously; Meanwhile, offer the import 14 being communicated with runner 11 in the mobile upstream of the refrigeration working medium of this heat radiator body 1, and, the outlet 15 being communicated with runner 11 offered in its downstream.
This heat radiator body 1 is offered the import 14 and the outlet 15 that are connected with runner 11, form the negotiable cooling cycle system of refrigeration working medium, that is, can make refrigeration working medium flow into runner 11 by import 14, realize the thermolysis to power model B, and flow out runner 11 by outlet 15.In this programme, when this refrigeration working medium fills into this system, make it be operated in gasification point.So design, in the heat abstractor A course of work, in the time that refrigeration working medium has liquid phase to be transformed into gas phase, the heat that the latent heat of phase change needing can be distributed by power model B provides, that is to say, refrigeration working medium is in runner 11 internal flow processes, heat that can absorbed power module B is converted into the latent heat that liquid cyclostrophic becomes, thereby effectively take away the heat producing in the power model B course of work, realize the effect of the quick heat radiating to power model B, the refrigeration working medium of gas phase and Partial Liquid Phase refrigeration working medium are by exporting 15 outflow runners 11.
Obviously, by setting up fin 2 in heat radiator body 1 inside, namely increase the stronger sheet metal of thermal conductivity at the heat exchange surface of heat abstractor A, so, can enlarge markedly the heat exchange area of heat radiator body 1, effectively improve the heat exchange efficiency of this heat abstractor A.In addition, compared with prior art, the runner 11 of the built-in heat radiator body 1 of this fin 2, can fully rationally utilize the space structure of heat radiator body 1, and form with it compact conformation, heat abstractor A that size is less, meet the installation requirement of the power model B of electronic equipment, and meet electronic equipment compact overall structure, complete developing trend.Incorporated by reference to the flow direction of refrigeration working medium shown in arrow in Fig. 2 and Fig. 3, in actual applications, when refrigeration working medium is during in the interior circulation of runner 11, refrigeration working medium flows through point ebb interval 21 of fin 2, and is subject to being opened in the interference effect in flow-disturbing hole 22 on fin 2, so, this fin 2 can play to refrigeration working medium the effect of shunting and flow-disturbing, obviously, can make refrigeration working medium be uniformly distributed in runner 11, and realize the interference to refrigeration working medium flow direction, accelerate the radiating effect of refrigeration working medium.
Comprehensive above-mentioned known, the heat abstractor A that this programme provides can be fast, the power model B heat radiation to electronic equipment adequately and uniformly, guarantee that the power model B of electronic equipment is in good working order, and then, the service behaviour efficient, stable for electronic equipment provides reliable guarantee, effectively extends the useful life of power model B and electronic equipment.
Based on the above design to heat abstractor A, at refrigeration working medium shunting place of import 14, the refrigeration working medium place of converging and the refrigeration working medium flow divert place of outlet 15, flow guide bar 13 is all set.So arrange, impel by import 14 and flow into the refrigeration working medium uniform-flow of runner 11 to each position of runner 11, and play the effect of shunting at refrigeration working medium turning point, avoid refrigeration working medium be detained turning point or only turn to entering part runner 11, therefore, the power model B heat radiation non-uniform phenomenon that can effectively reduce the local circulation of refrigeration working medium and cause, the temperature homogeneity of raising power model B, guarantees its effective service behaviour.
Further, the inside of runner 11 flows to reinforcement 12 is set along refrigeration working medium.Take away heat owing to utilizing refrigeration working medium phase transformation in present embodiment, there is enough temperature difference in order to ensure this system and ambient temperature, refrigeration working medium is controlled to higher temperature, namely the working temperature of refrigeration working medium is controlled to its gasification point, so, corresponding pressure is higher, obviously, need to make each parts there is enough resistance to pressures, to meet above-mentioned requirements.So arrange, can greatly optimize the structure of heat abstractor A, significantly improve the radiating efficiency of heat abstractor A to power model B.
Based on above-mentioned design, heat radiator body 1 comprises matrix 3 and cover plate 4, and runner 11 is opened in a side wall surface of matrix, and a side wall surface sealing of this cover plate 4 and matrix 3 is connected.Can be regarded as, heat radiator body 1 in this programme is split-type structural, so, is convenient to fin 2 to be placed in this runner 11, simultaneously, the various connection forms of runner 11 are easily processed realization, are beneficial to actual production operation, can greatly save man-hour, enhance productivity, and, be convenient to the operating state of heat radiator body 1 and fin 2 to check, guarantee the heat abstractor A service behaviour of effectively dispelling the heat.
In this programme, runner 11 with the size of fin 2 to coordinating, need to ensure that especially fin 2 is placed in runner 11 when interior, fin 2 is paralleled in a side wall surface of matrix 3, and in addition, a side wall surface and the cover plate 4 of matrix 3 match, can fit tightly, so, the sealing can guarantee cover plate 4 with matrix 3 sealing time, guarantee system is in sealing state.
It should be noted that, fin 2 all can be connected by vacuum brazing with matrix 3 with cover plate 4, so, can improve the integrally-built compactedness of heat abstractor A and fastness, and provide reliable guarantee for having good service behaviour.
Understand for clear, power model B, fin 2, refrigeration working medium and import 14 and outlet 15 carried out to description below explanation herein:
In present embodiment; adopt power model B specifically to explain the components and parts that need heat radiation in power electronic equipment; it is not limited to power model B form and structure in present embodiment, and obviously, the statement of " power model " is not construed as limiting for the technical scheme of the application's request protection.
In present embodiment, fin 2 can adopt the serrated fin shown in the porous plain fin shown in Fig. 6 and Fig. 7, known through simulated experiment analysis, the shunting of the fin 2 of above-mentioned two kinds of forms to refrigeration working medium, especially flow-disturbing effect is stronger, radiating effect that can more effective raising heat abstractor A.Certainly, the fin 2 that the technical scheme in the application adopts is not limited to this, and the function that can realize fin 2 in the application all can.
In present embodiment, refrigeration working medium can adopt HFC134a, HCFC123 and HFC245fa, based on practical application, and non-conductive, the corrosion-free and good refrigeration effect of the refrigeration working medium of the above-mentioned type.Certainly, meet non-conductive, corrosion-free and there is good refrigeration and all can for the selection of refrigeration working medium.Meanwhile, when present embodiment is filled injected system, be controlled at gasification point, can effectively make refrigeration working medium change rapidly gas phase into by liquid phase, realize rapidly and gasify and take away the effect of power model B heat, this is the optimal design in the application, obviously, refrigeration working medium is not strictly controlled in gasification point.
In present embodiment, concrete condition when import 14 is placed in electronic equipment with determining of outlet 15 positions based on this heat abstractor A and determining, according to heat radiation feature and hot-fluid tendency from bottom to top, heat radiator body 1 is import 14 near the orientation, lower end of hot-fluid tendency, its orientation, upper end be outlet 15.
In order to describe the refrigeration working medium runner 11 of heat abstractor A in this programme and the design of import 14 and outlet 15 in detail, please also refer to Fig. 4 and Fig. 5, wherein, Fig. 4 is heat radiator body structural representation shown in Fig. 2; Fig. 5 is Fig. 4 top plan view structural representation.
In this scheme, heat radiator body 1 is offered two runners 11, as shown in Figure 4 and Figure 5.Runner 11 series connection that this heat radiator body 1 is offered communicate, and form the mobile runner group body Z of refrigeration working medium, that is to say, these two runners 11 are connected, and form an overall structure that can realize refrigeration working medium circulation, are runner group body Z.Based on design like this, import 14 is communicated with the runner 11 of this runner group body Z one end, and outlet 15 is communicated with the runner 11 of the runner group body Z other end, refrigeration working medium can flow through each runner 11 successively, realize its liquid cyclostrophic and become, effectively take away the heat of power model B.Obviously, so design, the mode of communicating of runner 11 and simple in structure, and its corresponding refrigeration working medium circulatory system is simple, significantly reduce the processing cost of heat radiator body 1, in addition, also can improve the utilance of refrigeration working medium in the time of the interior circulation of runner 11, realize the effective thermolysis of power model B to electronic equipment.
It should be noted that, the runner 11 of offering in this heat radiator body 1 carries out series connection form while communicating, is not limited to above-mentioned design of only offering two runners 11, also can design plural runner 11, thereby realize the series connection of each runner 11.Obviously, runner 11 quantity that heat radiator body 1 is offered are not construed as limiting the technical scheme of the application protection, guarantee that this heat radiator body 1 at least offers two runners 11, above-mentionedly realize the form that each runner 11 connects and all can to meet.
In addition, at least offering two runners 11 in heat radiator body 1, not only can realize above-mentioned runner 11 series connection forms, also can make the runner 11 mobile runner group body Z of refrigeration working medium that forms in parallel.Following second and third, heat radiator body all adopts the runner of parallel form to arrange described in four embodiment.
Embodiment 2:
Shown in Figure 8, this figure is the structural representation of heat radiator body described in the second embodiment.Illustrate that for clear the difference of this programme and the first embodiment contacts, the member of said function and structure all adopt same reference numerals to indicate.
The present embodiment is compared with the first embodiment, and both main body forms identical, and difference is, this programme looks for another way and designs for the connection form of runner 11; That is to say, the upstream extremity of multiple runners 11 can be focused to the same position of heat radiator body 1 upstream extremity, this is the upstream extremity of this runner group body Z, and the downstream of the plurality of runner 11 can be focused to the same position of heat radiator body 1 downstream, and this is the downstream of this runner group body Z.Meanwhile, import 14 is communicated with to the upstream extremity of runner group body Z, outlet 15 is communicated with the downstream of runner group body Z.
Certainly,, based on above-mentioned runner 11 parallel forms, the import 14 in this programme and the particular location of outlet 15 and the design of quantity can have different modes, further form the refrigeration working medium circulatory system of corresponding form.In order to describe adoptable refrigeration working medium circulation cycle system in this programme in detail, can do further understanding in conjunction with following specific embodiment.
As shown in Figure 8, heat radiator body 1 is offered an import 14 that is communicated with the upstream extremity of runner group body Z, simultaneously, offer an outlet 15 that is communicated with the downstream of runner group body Z, so arrange, all runner 11 provides refrigeration working medium by same import 14, after being flowed out by the import 14 of the upstream extremity of this runner group body Z, shunting enters each runner 11, its refrigeration working medium flows out runner 11 complete heat exchange in this each runner 11 after, finally enters the downstream of this runner group body Z, converges to outlet 15, flow out runner group body Z, realize the heat sinking function to power model B.In the time of practical application, refrigeration working medium in each runner 11 is only in the interior circulation of this runner 11, obviously, the state that enters the refrigeration working medium of each runner 11 is identical, can fully guarantee that each runner 11 has close or identical radiating effect, and then this heat abstractor A is abundant, heat dispersion provides reliable guarantee uniformly in order to realize.
For runner arrangement form in parallel, in its import 14 and outlet 5 also can be different corresponding relation, following third and fourth embodiment has adopted respectively different designs.
Embodiment 3:
Please refer to shown in Fig. 9, this figure is the structural representation of heat radiator body described in the 3rd embodiment.Illustrate that for clear the difference of this programme and first, second embodiment contacts, the member of said function and structure all adopt same reference numerals to indicate.
The present embodiment is compared with the second embodiment, and both main body forms identical, and runner 11 connection forms are similarly parallel form, and difference is, in this programme, the import 14 and the outlet 15 that are communicated with runner 11 is designed.This programme adopts import 14 designs in the second embodiment, offers an import 14 that is communicated with the upstream extremity of runner group body Z, and improves design to exporting 15, makes its each runner 11 corresponding one by one with an outlet 15.
Obviously, can realize equally refrigeration working medium by above-mentioned design interior mobile at single runner 11, impel the radiating effect equilibrium to power model B of refrigeration working medium in each runner 11, can make gas phase and Partial Liquid Phase refrigeration working medium flow out rapidly runner 11, accelerate the circulation of refrigeration working medium, significantly improve radiating efficiency, and, more be conducive to offer the circulation of the refrigeration working medium in the heat abstractor A of multiple runners 11, effectively avoid the surface temperature of heat abstractor A inhomogeneous, the phenomenon of local overheating.
Special instruction, the refrigeration working medium that can combination in any runner 11 makes wherein to flow flows out runner group body Z by same outlet 15 after by runner 11.That is to say, the channel angle design of the cooling cycle systems that form from import 14 and outlet 15, can be the corresponding multiple outlets 15 of import 14, thereby, meet the design form of runner 11 parallel connections in this programme.
Be understandable that, second and the 3rd embodiment be mainly during for an import 14, to exporting 15 design form, certainly, also can adopt in the downstream of runner group body Z and be communicated with an outlet 15, and import 14 is improved to design, its project organization is identical with the corresponding and compound mode of above-mentioned outlet 15 with principle, does not repeat them here.
As can be seen here, in the time adopting the structural design of runner 11 parallel forms, the import 14 that it is corresponding and the quantity of outlet 15 and layout concrete form are not limited to this, the state that only need meet the refrigeration working medium of each runner 11 interior circulations in this programme is identical,, refrigeration working medium is only by the operating state just being flowed out by outlet 15 after a runner 11.So, can effectively ensure that each position on heat abstractor A surface has identical or close temperature, greatly improve heat abstractor A to power model B fully, evenly, the efficiency of quick heat radiating, for power model B can provide safeguard in efficient, stable work.
Embodiment 4:
Please refer to Figure 10, this figure is the structural representation of heat radiator body described in the 4th embodiment.Illustrate that for clear the difference of this programme and first, second, and third embodiment contacts, the member of said function and structure all adopt same reference numerals to indicate.
The present embodiment is compared with second, third embodiment, and its main body forms identical, and runner 11 connection forms are similarly parallel form, and difference is, to being communicated with import 14 and outlet 15 another design of runner 11.
The present embodiment is not limited in second, third embodiment, only offer an import 14 or only offer an outlet 15, that is to say, in the time that runner 11 adopts connection form in parallel, import 14 and outlet 15 are not limited to one-to-many or many-to-one form, also can have other form, such as, shown in Figure 10, make each runner 11 all be communicated with an import 14 and the outlet 15 of correspondence with it, make it to meet the above-mentioned designing requirement to runner 11.So, greatly improve refrigeration working medium and be distributed in evenly, fast each runner 11, more effectively raise the radiating efficiency of this heat abstractor A, and, while being more conducive to multiple runner 11 is set, meet the demand that refrigeration working medium uniform-flow enters each runner 11 in runner group body Z, efficiently solve heat abstractor A temperature uneven and cause to the power model B unbalanced problem of dispelling the heat.
Embodiment 5:
Refer to Figure 11, this figure is the structural representation of heat radiator body described in the 5th embodiment.For clear illustrate this programme and first, second, third and the difference of the 4th embodiment contact, the member of said function and structure all adopt same reference numerals to indicate.
The present embodiment is compared with the first embodiment, and both main body forms identical, and difference is, this programme does further restriction design to runner 11.
Specifically please refer to shown in Figure 11, offer three runners 11 in heat radiator body 1, so arrange, the circulating form of optimal design refrigeration working medium runner 11 more flexibly, can realize the design form of runner 11 series and parallel connections combinations.That is to say, based on offering three runners 11, make runner 11 can there is string or and the form of string or series connection and paralleling and interleaving layout.Thereby, can carry out according to the demand of the size of the power model B of electronic equipment and structure and heat dissipation capacity the layout design of runner 11, further meet powerful power model B to the requirement of dispelling the heat fast, fully, uniformly.
Further, import 14 is communicated with to arbitrary or above runner 11, outlet 15 is communicated with the runner 11 not being communicated with import 14, forms and meets that above-mentioned runner 11 go here and there also or the refrigeration working medium circulatory system of string or series connection and paralleling and interleaving arrangement form also.Such as, shown in Figure 11, import 14 being connected with a runner 11, outlet 15 is communicated with another two runners 11, realizes the design form of runner 11 series and parallel connections simultaneously.
Equally, to import 14 and the quantity of outlet 15 and the design of particular location, can the design to import 14 and outlet 15 when at least offering two runners 11, the circulation that achieves refrigeration working medium in each runner 11 meet runner 11 strings and or and string or series connection all can with the version that paralleling and interleaving designs.
Certainly, the runner 11 in this scheme, can realize only series connection circulation or the only form of connection in parallel equally, and the design of its specific design structure and import 14 and outlet 15, can, with reference to the scheme of at least offering two runners 11, not repeat them here.
Except above-mentioned heat abstractor A, the utility model also provides a kind of electronic equipment, the heat abstractor A that comprises power model B, dispels the heat for power model B, and this electronic equipment has above-mentioned heat abstractor A.Power model B in this electronic equipment and matrix 3 are offered the opposite face of runner 11 and are fixed, so, be beneficial to power model B and the direct plane-plane contact of heat abstractor A, greatly improve radiating efficiency, more effectively meet the requirement of high power module B quick heat radiating, guarantee the service behaviour that power model B is good, and meet the compactedness requirement of electronic devices structure.
In addition, please refer to shown in Figure 12 and Figure 13, this heat abstractor A can be embodied as the heat radiation of one or more power model B, simultaneously, can be optimized design to the size of heat abstractor A according to the topology requirement of power model B, make it meet electronic devices structure compactness, reliable demand
It should be noted that, other part-structures of this electronic equipment please refer to prior art, repeat no more herein.
Above heat abstractor provided by the utility model and electronic equipment thereof are described in detail.Only set forth for object lesson of the present utility model herein, the explanation of above specific embodiment is just for helping to understand method of the present utility model and core concept thereof.It should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model feature, if can also make these improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. a heat abstractor, for the power model heat radiation of electronic equipment, it is characterized in that, described heat abstractor comprises heat radiator body and fin, the refrigeration working medium runner of accommodating described fin is offered in described heat radiator body inside, the import being communicated with described runner is offered in the mobile upstream of refrigeration working medium of described heat radiator body, and the outlet being communicated with described runner is offered in the mobile downstream of refrigeration working medium of described heat radiator body.
2. heat abstractor according to claim 1, is characterized in that, described heat radiator body is at least offered two described runners.
3. heat abstractor according to claim 2, is characterized in that, described runner series connection communicates and forms the mobile runner group body of refrigeration working medium, and described import and described outlet are communicated with respectively the described runner at described runner group body two ends.
4. heat abstractor according to claim 2, is characterized in that, described runner communicates side by side and forms the mobile runner group body of refrigeration working medium, and described import is communicated with the upstream extremity of described runner group body, and described outlet is communicated with the downstream of described runner group body.
5. heat abstractor according to claim 1, is characterized in that, described heat radiator body is at least offered three described runners.
6. heat abstractor according to claim 5, is characterized in that, described import is communicated with arbitrary or above described runner, and described outlet is communicated with the described runner not being communicated with described import.
7. according to the heat abstractor described in claim 1 to 6 any one, it is characterized in that, the refrigeration working medium place of converging of refrigeration working medium shunting place of described import, described outlet and described refrigeration working medium flow divert place all arrange flow guide bar.
8. heat abstractor according to claim 7, is characterized in that, the inside of described runner flows to reinforcement is set along refrigeration working medium.
9. heat abstractor according to claim 8, is characterized in that, described heat radiator body comprises matrix and cover plate, and described runner is opened in a side wall surface of described matrix, and a side wall surface of described cover plate and described matrix is connected by sealing.
10. an electronic equipment, the heat abstractor that comprises power model, dispels the heat for power model, is characterized in that, described heat abstractor is the heat abstractor as described in claim 1 to 9 any one; The opposite face of described power model and described runner is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320765433.7U CN203722976U (en) | 2013-11-27 | 2013-11-27 | Heat-dissipation device and electronic equipment therewith |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320765433.7U CN203722976U (en) | 2013-11-27 | 2013-11-27 | Heat-dissipation device and electronic equipment therewith |
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| Publication Number | Publication Date |
|---|---|
| CN203722976U true CN203722976U (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320765433.7U Expired - Lifetime CN203722976U (en) | 2013-11-27 | 2013-11-27 | Heat-dissipation device and electronic equipment therewith |
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| Country | Link |
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| CN (1) | CN203722976U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106550584A (en) * | 2015-09-16 | 2017-03-29 | 宏碁股份有限公司 | Heat radiation module |
| CN106847766A (en) * | 2017-04-10 | 2017-06-13 | 株洲南车奇宏散热技术有限公司 | A kind of T-shaped water-filled radiator and water-cooling method |
| CN107275300A (en) * | 2017-07-06 | 2017-10-20 | 华南理工大学 | A kind of modular IGBT liquid cooling plates and its manufacture method |
| CN107509366A (en) * | 2017-08-30 | 2017-12-22 | 中国电子科技集团公司第二十九研究所 | A kind of conformal heat exchanger based on porous flat pipe |
| CN108039811A (en) * | 2017-09-18 | 2018-05-15 | 全球能源互联网研究院有限公司 | Radiator and there is its power equipment |
| CN112654215A (en) * | 2020-12-15 | 2021-04-13 | 中克骆瑞新能源科技有限公司 | Cooling runner structure of motor controller |
| CN112902715A (en) * | 2019-12-03 | 2021-06-04 | 中兴通讯股份有限公司 | Liquid cooling board and heat dissipation equipment |
| CN112985151A (en) * | 2021-03-12 | 2021-06-18 | 南京航空航天大学 | Compact type efficient heat exchanger structure |
-
2013
- 2013-11-27 CN CN201320765433.7U patent/CN203722976U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106550584A (en) * | 2015-09-16 | 2017-03-29 | 宏碁股份有限公司 | Heat radiation module |
| CN106847766A (en) * | 2017-04-10 | 2017-06-13 | 株洲南车奇宏散热技术有限公司 | A kind of T-shaped water-filled radiator and water-cooling method |
| CN107275300A (en) * | 2017-07-06 | 2017-10-20 | 华南理工大学 | A kind of modular IGBT liquid cooling plates and its manufacture method |
| CN107509366A (en) * | 2017-08-30 | 2017-12-22 | 中国电子科技集团公司第二十九研究所 | A kind of conformal heat exchanger based on porous flat pipe |
| CN108039811A (en) * | 2017-09-18 | 2018-05-15 | 全球能源互联网研究院有限公司 | Radiator and there is its power equipment |
| CN112902715A (en) * | 2019-12-03 | 2021-06-04 | 中兴通讯股份有限公司 | Liquid cooling board and heat dissipation equipment |
| WO2021110052A1 (en) * | 2019-12-03 | 2021-06-10 | 中兴通讯股份有限公司 | Liquid-cooled plate and heat dissipation device |
| CN112654215A (en) * | 2020-12-15 | 2021-04-13 | 中克骆瑞新能源科技有限公司 | Cooling runner structure of motor controller |
| CN112654215B (en) * | 2020-12-15 | 2022-09-13 | 中克骆瑞新能源科技有限公司 | Cooling runner structure of motor controller |
| CN112985151A (en) * | 2021-03-12 | 2021-06-18 | 南京航空航天大学 | Compact type efficient heat exchanger structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
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Granted publication date: 20140716 |