CN204968331U - Power supply heat sinking device and power module - Google Patents

Power supply heat sinking device and power module Download PDF

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Publication number
CN204968331U
CN204968331U CN201520727197.9U CN201520727197U CN204968331U CN 204968331 U CN204968331 U CN 204968331U CN 201520727197 U CN201520727197 U CN 201520727197U CN 204968331 U CN204968331 U CN 204968331U
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China
Prior art keywords
power supply
radiator
heat sinking
sinking device
blower fan
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CN201520727197.9U
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Chinese (zh)
Inventor
岳恒
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Shaanxi Leineng To Electronic Technology Co Ltd
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Shaanxi Leineng To Electronic Technology Co Ltd
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Abstract

The utility model provides a power supply heat sinking device and power module belongs to heat dissipation technical field. This power supply heat sinking device includes the radiator, and the radiator top is equipped with the fan, and the rear side of fan passes through fan fixing plate to be fixed on the radiator, forms the air outlet of radiator both sides with fan fixing plate after the radiator is fixed, the last air intake that is equipped with of fan fixing plate, the fan is located the below of air intake. The utility model discloses in, the air intake at power supply heat sinking device top forms complete ventiduct with the air outlet of both sides, and the heat that can effectively produce power supply unit among the power module looses in the external environment condition heat dispersion preferred, in addition, the power supply heat sinking device sets up in power supply unit's outside, has increased heat radiating area, has reduced whole power module's volume, is convenient for install on the limited electronic equipment in space.

Description

Power supply heat sinking device and power module
Technical field
The utility model relates to technical field of heat dissipation, is specifically related to a kind of power supply heat sinking device and adopts the power module of this power supply heat sinking device.
Background technology
Along with the high speed development of power electronic technology, the work of electronic equipment and people and live day by day close, electronic equipment all be unable to do without reliable power supply.But a reliable power supply must have good heat dispersion, otherwise power supply very easily breaks down, and power supply is once break down, and whole electronic equipment will all interrupt, and causes larger loss.Some powerful power supplys are the reliability that can not ensure power supply by natural heat dissipation, usually can take air blast cooling, even take the measures such as the water-cooled of high cost to ensure that power supply has good thermal diffusivity.
In prior art, during to power acquisition with air-cooled heat radiation, usually all or part of radiator and blower fan are directly installed on power shell inside, for ensureing radiating effect, blower fan is vertical setting generally, makes power shell become comparatively large like this, makes to install very inconvenience on the electronic equipment of limited space, blower fan operationally can produce stronger electromagnetic interference signal simultaneously, can affect the performance of whole equipment time serious.In addition, in this kind of structure, power shell inside is all located at by blower fan and radiator, and its heat dispersion is also very limited, there is larger potential safety hazard, be unfavorable for Long-Time Service on equipment.
Utility model content
The utility model provides a kind of power supply heat sinking device and power module, with solve in prior art utilize the air-cooled device volume carrying out dispelling the heat comparatively large, inconvenience is installed and the limited problem of heat dispersion.
First aspect, the utility model provides a kind of power supply heat sinking device, comprise radiator, blower fan is provided with above described radiator, the rear side of described blower fan is fixed on described radiator by blower fan fixed head, and the air outlet of the described radiator both sides of rear formation fixed by described radiator and described blower fan fixed head; Described blower fan fixed head is provided with air inlet, and described blower fan is positioned at the below of described air inlet.
As optimal way of the present utility model, the top of described radiator is also provided with groove, and described groove is for holding described blower fan.
As optimal way of the present utility model, described air inlet is provided with protective cover.
As optimal way of the present utility model, described blower fan and described air inlet are provided with six respectively.
Second aspect, the utility model provides a kind of power module, comprise supply unit and power supply heat sinking device, described supply unit comprises outer casing of power supply and is located at the source element of described outer casing of power supply inside, described power supply heat sinking device is located at the top of described outer casing of power supply, and wherein said power supply heat sinking device is the power supply heat sinking device described in first aspect.
As optimal way of the present utility model, described outer casing of power supply comprises housing and the lid suitable with described housing, described housing has pedestal, and the top of described pedestal is located at by the radiator of described power supply heat sinking device, described radiator and described housing one-body molded.
As optimal way of the present utility model, described housing is also provided with the installing hole for being installed by described housing on an electronic device, and, for the wire through-hole that inner lead is drawn.
As optimal way of the present utility model, the radiator in the housing in described supply unit and lid and described power supply heat sinking device and blower fan fixed head are made by aluminum alloy materials.
The utility model provides a kind of power supply heat sinking device and power module, this power module adopts this power supply heat sinking device to dispel the heat, the air inlet at power supply heat sinking device top and the air outlet of both sides form complete air duct, can effectively the heat that supply unit in power module produces be fallen apart in external environment condition, guarantee the fail safe of the source element of supply unit inside, heat dispersion is better.In addition, power supply heat sinking device is arranged on the outside of supply unit, not only increase effectively area of dissipation, also effectively reduce the volume of whole power module, be convenient to install on the electronic equipment of limited space, the blower fan of power supply heat sinking device is positioned at the outside of supply unit simultaneously, also effectively prevent electromagnetic interference.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the power supply heat sinking device that Fig. 1 provides for the utility model embodiment;
The decomposition texture schematic diagram of the power supply heat sinking device that Fig. 2 provides for the utility model embodiment;
The structural representation of the power module that Fig. 3 provides for the utility model embodiment;
The decomposition texture schematic diagram of the power module that Fig. 4 provides for the utility model embodiment;
Another structural representation of the power module that Fig. 5 provides for the utility model embodiment;
Another decomposition texture schematic diagram of the power module that Fig. 6 provides for the utility model embodiment;
The heat radiation schematic diagram of the power module that Fig. 7 provides for the utility model embodiment.
Wherein, 1, radiator, 2, blower fan, 3, blower fan fixed head, 4, air inlet, 5, protective cover, 6, installing hole, 7, groove, 8, radiation tooth, 9, air outlet, 10, housing, 11, pedestal, 12, lid, 13, wire through-hole, 14, source element.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Shown in seeing figures.1.and.2, the utility model embodiment discloses a kind of power supply heat sinking device, comprise radiator 1, blower fan 2 is provided with above radiator 1, the rear side of blower fan 2 is fixed on radiator 1 by blower fan fixed head 3, make whole blower fan 2 lie on radiator 1 like this, effectively reduce the volume of whole device.Wherein, blower fan fixed head 3 and heating panel 1 are equipped with the installing hole 6 mutually mated, use screw to be coupled together by the installing hole 6 of correspondence.Reduce further for making the volume of whole device, the top of radiator 1 is provided with groove 7, this groove 7 is for holding blower fan 2, the size of groove 7 is determined according to the size of blower fan 7, to guarantee to reserve enough spaces to install blower fan 7, thus blower fan fixed head 3 can directly overlay the top of radiator 1.
In addition, radiator 1 having the radiation tooth 8 arranged in the same direction, between each radiation tooth 8, leaving the gap for ventilating, after radiator 1 is fixing with blower fan fixed head 3, form the air outlet 9 of radiator 1 both sides.In addition, blower fan fixed head 3 is provided with air inlet 4, and blower fan 2 is positioned at the below of this air inlet 4, and the side wherein blower fan 2 with flabellum is positioned at this air inlet 4 place.Air inlet 4 is also provided with protective cover 5, and the distinguished and admirable blower fan 2 that affected by foreign-body aspiration produced when can prevent blower fan 2 from working works.
The size and number of blower fan 2 is determined according to actual conditions, can do accommodation, to guarantee to meet radiating requirements with the power consumption etc. of the source element as pyrotoxin.In the present embodiment, blower fan 2 is provided with six, is evenly located at the top of radiator 1, and accordingly, air inlet 4 is also provided with six, and the position of its position on blower fan fixed head 3 and blower fan 2 matches.
With reference to shown in Fig. 3 to Fig. 6, the utility model embodiment also discloses a kind of power module, comprise supply unit and power supply heat sinking device, supply unit comprises outer casing of power supply and is located at the source element of outer casing of power supply inside, enough spaces are left for installing source element 14 in this outer casing of power supply inside, power supply heat sinking device is located at the top of outer casing of power supply, and wherein power supply heat sinking device is the power supply heat sinking device described in above-described embodiment.
Particularly, outer casing of power supply comprises housing 10 and the lid 12 suitable with this housing 10, and housing 10 and lid 12 are equipped with the installing hole 6 of coupling mutually, uses screw that the installing hole 6 of correspondence is coupled together and housing 10 can be connected with lid 12.Housing 10 also has pedestal 11, and the top of this pedestal 10 is located at by radiator 1, and radiator 1 is one-body molded with this housing 10, and integrated structure is more conducive to the heat conduction between radiator 1 and housing 10.The specification of radiator 1 and the quantity, gap etc. of radiation tooth 8 that it is arranged are determined according to actual conditions, can do accommodation, to guarantee to meet radiating requirements with the specification of housing 10 and as the power consumption etc. of the source element 14 of pyrotoxin.Radiator 1 and blower fan 2 are arranged on the outside of outer casing of power supply, not only increase effectively area of dissipation, also effectively reduce the volume of whole outer casing of power supply, be convenient to install on the electronic equipment of limited space.Meanwhile, blower fan 2, in the outside of outer casing of power supply, also effectively prevent electromagnetic interference.
Housing 10 is provided with the installing hole 6 for being installed by housing 10 on an electronic device, and this installing hole is located at the edge of the pedestal 11 of housing 10.Housing 10 is also provided with the wire through-hole 13 for being drawn by inner lead, source element 14 is arranged on the inside of housing 10, namely these wires are the wires that source element 14 needs outwards to draw, wire through-hole 13 is generally arranged on the side of housing 10, and its setting position can adjust according to the concrete condition of electronic equipment.
In the present embodiment, housing 10, lid 12, radiator 1 and blower fan fixed head 3 are made by aluminum alloy materials, due to the performance that aluminum alloy materials itself has, adopt this kind of material that the heat dispersion of whole module can be made better.In addition, aluminum alloy materials is higher compared with other Strength of Metallic Materials, and weight is lighter, and cost is also lower, is convenient in actual applications widely use.
When mounted, first on the radiating surface of the source element 14 as pyrotoxin, smear heat-conducting silicone grease, by this heat-conducting silicone grease, the radiating surface of source element 14 is installed on the radiating surface of housing 10 inside, the radiating surface of source element 14 and the radiating surface of housing 10 inside fit tightly, the heat that source element 14 is produced conducts on housing 10 fast, and conducts to further with this housing 10 on integrated radiator 1.With reference to shown in Fig. 7, the wind-cooling heat dissipating situation when power module that Fig. 7 shows the utility model embodiment to be provided works.By blower fan 2, the air velocity above radiator 1 is accelerated, and then extraneous cold wind stream flows into from six air inlets 4 and diffuses to whole radiator 1 surface, thus the hot air flow in radiator 1 is flowed out from the air outlet 9 of radiator 1 both sides respectively by the gap of radiation tooth 8, form a complete airflow channel, be beneficial to and the heat that source element 14 produces is fallen apart in external environment condition, radiating effect is better, can prevent source element 14 internal heat from concentrating and causing components and parts to burn out.
It will be appreciated that, mentioned in above execution mode of the present utility model " on ", D score, "left", "right", " front " and " afterwards " etc. all with the direction shown in each figure for benchmark, these words being used for limiting direction are only used to be convenient to illustrate, do not represent the restriction to the concrete technical scheme of the utility model.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.

Claims (8)

1. a power supply heat sinking device, it is characterized in that, comprise radiator, above described radiator, be provided with blower fan, the rear side of described blower fan is fixed on described radiator by blower fan fixed head, and the air outlet of the described radiator both sides of rear formation fixed by described radiator and described blower fan fixed head; Described blower fan fixed head is provided with air inlet, and described blower fan is positioned at the below of described air inlet.
2. power supply heat sinking device according to claim 1, is characterized in that, the top of described radiator is also provided with groove, and described groove is for holding described blower fan.
3. power supply heat sinking device according to claim 1, is characterized in that, described air inlet is provided with protective cover.
4., according to described power supply heat sinking device arbitrary in claims 1 to 3, it is characterized in that, described blower fan and described air inlet are provided with six respectively.
5. a power module, it is characterized in that, comprise supply unit and power supply heat sinking device, described supply unit comprises outer casing of power supply and is located at the source element of described outer casing of power supply inside, described power supply heat sinking device is located at the top of described outer casing of power supply, the power supply heat sinking device of wherein said power supply heat sinking device according to any one of Claims 1-4.
6. power module according to claim 5, it is characterized in that, described outer casing of power supply comprises housing and the lid suitable with described housing, and described housing has pedestal, the top of described pedestal is located at by the radiator of described power supply heat sinking device, described radiator and described housing one-body molded.
7. power module according to claim 6, is characterized in that, described housing is also provided with the installing hole for being installed by described housing on an electronic device, and, for the wire through-hole that inner lead is drawn.
8. according to described power module arbitrary in claim 5 to 7, it is characterized in that, the radiator in the housing in described supply unit and lid and described power supply heat sinking device and blower fan fixed head are made by aluminum alloy materials.
CN201520727197.9U 2015-09-18 2015-09-18 Power supply heat sinking device and power module Active CN204968331U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105845647A (en) * 2016-04-14 2016-08-10 武汉精测电子技术股份有限公司 Large power loaded MOS pipe heat radiation apparatus
CN109413952A (en) * 2018-11-20 2019-03-01 芜湖国睿兆伏电子有限公司 Dust barrier cooling system for solid-state modulator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105845647A (en) * 2016-04-14 2016-08-10 武汉精测电子技术股份有限公司 Large power loaded MOS pipe heat radiation apparatus
CN105845647B (en) * 2016-04-14 2018-08-03 武汉精测电子集团股份有限公司 A kind of high power load metal-oxide-semiconductor radiator
CN109413952A (en) * 2018-11-20 2019-03-01 芜湖国睿兆伏电子有限公司 Dust barrier cooling system for solid-state modulator
CN109413952B (en) * 2018-11-20 2020-12-01 芜湖国睿兆伏电子有限公司 Dust shield cooling system for solid state modulator

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