CN203927837U - Heat abstractor - Google Patents
Heat abstractor Download PDFInfo
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- CN203927837U CN203927837U CN201420293338.6U CN201420293338U CN203927837U CN 203927837 U CN203927837 U CN 203927837U CN 201420293338 U CN201420293338 U CN 201420293338U CN 203927837 U CN203927837 U CN 203927837U
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- heat
- shell body
- air inlet
- cooling base
- baffle plate
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Abstract
A kind of heat abstractor, comprises a shell body, made and be arranged at the intrinsic heat-sink unit of shell, a heat production object by ceramic material, and a heat-conducting unit.Particularly be that shell body is hollow form and has an air inlet and an exhaust outlet that is positioned at this air inlet top position place, heat-sink unit comprises a cooling base, and multiple by ceramic material, made and interval is connected in the heat sink between outer shroud wall and the shell inner body wall face of cooling base, cooling base has one towards the air inlet of shell body and the arrangement end face in order to be connected with heat production object, it is actual air inlet region that this air inlet deduction is settled the region after end face, actual air inlet region is less than exhaust outlet, thereby can produce venturi-effect, do not need any power just can attract outside air to accelerate to take away heat production object and be passed to by actual air inlet region the heat of heat-sink unit, and exported by exhaust outlet, therefore radiating efficiency is good, and then can effectively extend service life of heat production object.
Description
Technical field
The utility model relates to a kind of heat abstractor, refers to especially the heat abstractor that a kind of radiating efficiency is good.
Background technology
Because light emitting diode (LED) has advantages of that efficiency is high, the life-span is long, not cracky, the conventional light source such as reaction speed is fast, reliability is high can't be obtained, therefore, widely light fixture uses.But because light emitting diode can be gradually in luminescence process heats up, for avoiding its luminous efficacy and brightness degenerated gradually by temperatures involved, cause light decay and life-span reduction, industry thereby actively research and develop the various modes that can remove the heat energy that light emitting diode produces.
Consult Fig. 1, the radiating mode of light emitting diode is mainly, in circuit board 12 bottom surfaces that carry multiple light emitting diodes 11, one radiating seat 13 is set at present, traditional radiating seat 13 is to make with aluminium or aluminum alloy materials, and have one in order to contact the bottom 131 of this circuit board 12, and multiple intervals are convexly set in the radiating fin 132 of these bottom 131 bottom surfaces, the heat energy that described whereby light emitting diode 11 produces can dispel the heat by radiating seat 13.But cast with aluminium extruded or aluminium, the volume of the radiating seat 13 of making is large, Heavy Weight, and cost is high, is not suitable for large area and uses.
In addition, the heat producing due to light emitting diode 11 is to be first passed to circuit board 12 by heat exchange pattern, be passed to again the bottom 131 of radiating seat 13 by circuit board 12, and then be passed to again described radiating fin 132, in limited radiating fin 132 length, with cold air contact-making surface deficiency, so integral heat sink efficiency is poor.
Utility model content
Therefore, the purpose of this utility model, is can make the heat that a heat production object produces be dispersed by promptly guiding providing a kind of, the heat abstractor that integral heat sink efficiency is splendid.
The utility model heat abstractor, in order to be arranged on a heat production object; This heat abstractor comprises a shell body, and a heat-sink unit.This shell body is to be hollow form, and this shell body has an air inlet, one and be positioned at the exhaust outlet at this air inlet top position place, and a passage being positioned between this air inlet and this exhaust outlet.This heat-sink unit is arranged in the passage of this shell body, and comprise a cooling base, and multiple are heat sinks made by ceramic material, this cooling base has multiple outer shroud walls connected to one another, one towards the air inlet of this shell body and the arrangement end face in order to be connected with this heat production object, an and free end face towards the exhaust outlet of this shell body, described heat sink is connected between the described outer shroud wall and this shell inner body wall face of this cooling base, this heat production object towards the air inlet of this shell body, the region that this air inlet is deducted after this arrangement end face is actual air inlet region, actual air inlet region is less than this exhaust outlet.
The utility model heat abstractor, also comprises a heat-conducting unit, comprises that one is connected with in the link of this cooling base one end, and a reflective hood being connected with this link, and this heat production object is to be positioned at this reflective hood.
The utility model heat abstractor, this cooling base is quadrangle or the circular long column body made by metal material, the length of described heat sink is greater than the length of this cooling base.
The utility model heat abstractor, this cooling base is made by metal material and has a basal wall, multiple surrounding wall that joins each other and be located in this basal wall periphery, and one defined the passage forming by described surrounding wall, described outer shroud wall is to lay respectively at described surrounding wall outer surface, each surrounding wall is all formed with one and is the long long ditch to extending, whereby the outer shroud wall of each surrounding wall is separated to Ji Yiyou district of Wei Yizuo district, and each left district and each right district are all provided with a heat sink.
The utility model heat abstractor, the cooling base of this heat-sink unit also has one and is the long cross ditch to extending, so that the outer shroud wall of each surrounding wall separates Ji Yigeyou district of Wei Yigezuo district, and each left district and each right district are all provided with a heat sink.
The utility model heat abstractor, the cooling base of this heat-sink unit also has multiple long cross ditches to extending that are, so that the outer shroud wall of each surrounding wall separates as multiple regions, each region is all provided with a heat sink.
The utility model heat abstractor, also comprise a shade, this shade has a baffle plate, and at least two intervals protrude out the connecting rod from this baffle plate bottom surface, and described connecting rod is in order to be connected with this shell body and to make this baffle plate be stood on the exhaust outlet top of this shell body by support.
The beneficial effects of the utility model are, the heat that this heat production object produces is passed to this cooling base with heat exchange pattern, described heat sink and this shell body, the described heat sink of simultaneously arranging in pairs or groups is made by ceramic material and has concrete dynamic modulus (OPEN CELL) characteristic, can produce and spray thermolysis, relend by actual air inlet region and be less than this exhaust outlet, make this air inlet thereby can produce venturi-effect, do not need any power just can attract outside air to accelerate to take away the heat in the passage that this heat-sink unit is distributed to this shell body by actual air inlet region, and exported by this exhaust outlet, therefore radiating efficiency is good, and then can effectively extend service life of this heat production object.
Brief description of the drawings
Fig. 1 is a schematic diagram of the heat-dissipating structure of a kind of existing light emitting diode of explanation;
Fig. 2 is a side-looking generalized section of the first preferred embodiment of explanation the utility model heat abstractor;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is a top view of the second preferred embodiment of explanation the utility model heat abstractor;
Fig. 5 is a top view of the 3rd preferred embodiment of explanation the utility model heat abstractor; And
Fig. 6 is a side-looking generalized section of the 4th preferred embodiment of the utility model heat abstractor.
Detailed description of the invention
About aforementioned and other technology contents, feature and effect of the present utility model, in the detailed description in following cooperation with reference to a preferred embodiment of accompanying drawing, can clearly present.
Consulting Fig. 2,3, is the first preferred embodiment of the utility model heat abstractor, comprises a shell body 2, a heat-sink unit 3, and a heat-conducting unit 5.
This shell body 2 is to be hollow form, and has an air inlet 21, and be positioned at the exhaust outlet 22 at these air inlet 21 top position places, and a passage 23 being positioned between this air inlet 21 and this exhaust outlet 22.
This heat-sink unit 3 is to be arranged in the passage 23 of this shell body 2, and comprise a cooling base 31, and multiple heat sinks 32, this cooling base 31 is quadrangle long column bodies made by metal material, and there is the arrangement end face 312 of multiple outer shroud wall 311, an air inlet 21 towards this shell body 2, an and free end face 313 towards the exhaust outlet 22 of this shell body.Region after these air inlet 21 these arrangement end faces 312 of deduction is actual air inlet region 211, and actual air inlet region 211 is less than this exhaust outlet 22.In addition, described heat sink 32 is made by ceramic material, and is connected between the described outer shroud wall 311 and this shell body 2 internal faces of this cooling base 31.Special instruction, in this preferred embodiment, the length of described heat sink 32 is greater than the length of this cooling base 31, can increase whereby area of dissipation, but not as limit, and what the length of certain described heat sink 32 also can be with this cooling base 31 is equal in length.Special instruction, this cooling base 31 to form quadrangle long column body as restriction, for example, can not be also circular long column body.
This heat-conducting unit 5 comprises a link 51, and a reflective hood 52 being connected with this link 51, and this heat-conducting unit 5 is to be connected with in this cooling base 31 one end with screw lock or engaging or the mode such as sheathed by this link 51.
Consult Fig. 2,3, the first preferred embodiment of the utility model heat abstractor is applicable to the heat radiation of a heat production object, and this heat production object is to explain with LED lamp in this preferred embodiment, but should be as restriction.This heat production object 4 comprises a substrate 41, and multiple light emitting diodes 42 that are arranged on this substrate 41, this substrate 41 can glue the arrangement end face 312 of being located at this cooling base 31 by coating heat-conducting glue (not shown), and makes described light emitting diode 42 be positioned at this reflective hood 52 air inlet 21 towards this shell body 2.The heat that described light emitting diode 42 produces in luminescence process is to be passed to this cooling base 31 with heat exchange pattern, described heat sink 32 and this shell body 2, because described heat sink 32 is made by ceramic material, thereby there is concrete dynamic modulus characteristic, and can produce injection thermolysis, and its thermal convection current cooling mechanism is not limited to material surface, material internal also can carry out thermal convection current heat radiation, therefore its radiating mode is three-dimensional hot conduction mode (3D) thermal convection current, cooling surface area is much larger than common metal surface radiating material, make integral heat sink effect be better than general fin, arrange in pairs or groups this cooling base 31 for metal material simultaneously, as with the contacting composition surface and can also there is level and smooth careful characteristic of this heat production object 4.
Relend by actual air inlet region 211 and be less than this exhaust outlet 22, make these air inlet 21 places can produce venturi-effect, do not need any power just can attract outside air to accelerate to take away the heat in the passage 23 that this heat-sink unit 3 is distributed to this shell body 2 by actual air inlet region, and exported by this exhaust outlet 22, therefore radiating efficiency is good, and then can effectively extend the service life of this heat production object 4.
Special instruction, in the time that heat production object is wafer, now the utility model heat abstractor also can omit heat conducting element.
Consult Fig. 4, for the second preferred embodiment of the utility model heat abstractor, this preferred embodiment is roughly the same with the first preferred embodiment, different places is that the cooling base 31 that is this heat-sink unit 3 has a basal wall 314, multiple surrounding wall 315 that joins each other and be located in these basal wall 314 peripheries, and one defines by described surrounding wall 315 conduit 316 forming.Described outer shroud wall 311 is to lay respectively at described surrounding wall 315 outer surfaces, each surrounding wall 315 is all formed with one and is the long long ditch 317 to extending, whereby the outer shroud wall 311 of each surrounding wall 315 is separated to 318 Ji Yiyou districts 319 of Wei Yizuo district, and each left district 318 is all provided with a heat sink 32 with each right district 319, and described heat sink 32 is connected equally with between these shell body 2 internal faces.Therefore, this preferred embodiment not only can be reached effect identical with the first preferred embodiment, and by the structure design of this cooling base 31, can also save material cost, the setting of this conduit 316 and described long ditch 317 also can increase the heat-dissipating space of heat, and can increase the magnitude setting of heat sink 32, and then improve radiating efficiency.
Consult Fig. 5, for the 3rd preferred embodiment of the utility model heat abstractor, this preferred embodiment is roughly the same with the first preferred embodiment, different places is that the cooling base 31 that is this heat-sink unit 3 also has one and is the long cross ditch 310 to extending, the outer shroud wall 311 of each surrounding wall 315 can be separated equally whereby to 318 Ji Yiyou districts 319 of Wei Yizuo district, and each left district 318 is all provided with a heat sink 32 with each right district 319, and described heat sink 32 also with between these shell body 2 internal faces is connected.Therefore, the same generation of this preferred embodiment effect identical with the first preferred embodiment, and by the structure design of this cooling base 31, not only can save material cost, and utilize the setting of this cross ditch 310 also can increase the heat-dissipating space of heat, and can increase the magnitude setting of heat sink 32, and then improve radiating efficiency.
What specify is, the quantity of this cross ditch 310 is not limited with one, namely the cooling base 31 of this heat-sink unit 3 can be also to have multiple long cross ditches 310 to extending that are, so that the outer shroud wall of each surrounding wall 315 separates as multiple regions, each region is all provided with a heat sink 32.Can make whereby to increase the heat-dissipating space of heat and improve effect of radiating efficiency more remarkable.
Consult Fig. 6, for the 4th preferred embodiment of the utility model heat abstractor, this preferred embodiment is roughly the same with the first preferred embodiment, different places is to be also to comprise a shade 6, this shade 6 has a baffle plate 61, and two intervals protrude out the connecting rod 62 from this baffle plate 61 bottom surface relative positions, described connecting rod 62 is in order to be connected with this shell body 2, and make this baffle plate 61 be supportted exhaust outlet 22 tops of standing on this shell body 2, the effect of the water that keeps off the rain can be provided the element in this shell body 2 and this shell body 2 whereby.
In sum, the utility model heat abstractor designs by above-mentioned structure, in the use, the heat that this heat production object 4 produces is passed to this cooling base 31 with heat exchange pattern, described heat sink 32 and this shell body 2, the described heat sink 32 of simultaneously arranging in pairs or groups is made by ceramic material and has concrete dynamic modulus characteristic, can produce and spray thermolysis, relend by actual air inlet region 211 and be less than this exhaust outlet 22, make actual air inlet region 211 thereby can produce venturi-effect, do not need any power just can attract outside air to accelerate to take away the heat in the conduit 316 that this heat-sink unit 3 is distributed to this shell body 2 by actual air inlet region 211, and exported by this exhaust outlet 22, therefore radiating efficiency can be produced good, and can effectively extend the effects such as the service life of this heat production object 4.
Claims (10)
1. a heat abstractor, in order to be arranged on a heat production object; It is characterized in that: this heat abstractor comprises:
A shell body, is hollow form, and this shell body has an air inlet, one and be positioned at the exhaust outlet at this air inlet top position place, and a passage being positioned between this air inlet and this exhaust outlet; And
A heat-sink unit, be arranged in the passage of this shell body, and comprise a cooling base, and multiple are heat sinks made by ceramic material, this cooling base has multiple outer shroud walls connected to one another, one towards the air inlet of this shell body and the arrangement end face in order to be connected with this heat production object, an and free end face towards the exhaust outlet of this shell body, described heat sink is connected between the described outer shroud wall and this shell inner body wall face of this cooling base, this heat production object towards the air inlet of this shell body, the region that this air inlet is deducted after this arrangement end face is actual air inlet region, actual air inlet region is less than this exhaust outlet.
2. heat abstractor according to claim 1, it is characterized in that: also comprise a heat-conducting unit, comprise that one is connected with in the link of this cooling base one end, and a reflective hood being connected with this link, this heat production object is to be positioned at this reflective hood.
3. according to heat abstractor described in claim 1 or 2, it is characterized in that: this cooling base is quadrangle or the circular long column body made by metal material, and the length of described heat sink is greater than the length of this cooling base.
4. according to heat abstractor described in claim 1 or 2, it is characterized in that: this cooling base is made by metal material and has a basal wall, multiple surrounding wall that joins each other and be located in this basal wall periphery, and one defined the passage forming by described surrounding wall, described outer shroud wall is to lay respectively at described surrounding wall outer surface, each surrounding wall is all formed with one and is the long long ditch to extending, whereby the outer shroud wall of each surrounding wall is separated to Ji Yiyou district of Wei Yizuo district, and each left district and each right district are all provided with a heat sink.
5. heat abstractor according to claim 3, it is characterized in that: the cooling base of this heat-sink unit also has one and is the long cross ditch to extending, so that the outer shroud wall of each surrounding wall separates Ji Yigeyou district of Wei Yigezuo district, and each left district and each right district are all provided with a heat sink.
6. heat abstractor according to claim 3, is characterized in that: the cooling base of this heat-sink unit also has multiple long cross ditches to extending that are, so that the outer shroud wall of each surrounding wall separates as multiple regions, each region is all provided with a heat sink.
7. according to heat abstractor described in claim 1 or 2, it is characterized in that: also comprise a shade, this shade has a baffle plate, and at least two intervals protrude out the connecting rod from this baffle plate bottom surface, described connecting rod is in order to be connected with this shell body and to make this baffle plate be stood on the exhaust outlet top of this shell body by support.
8. heat abstractor according to claim 3, it is characterized in that: also comprise a shade, this shade has a baffle plate, and at least two intervals protrude out the connecting rod from this baffle plate bottom surface, described connecting rod is in order to be connected with this shell body and to make this baffle plate be stood on the exhaust outlet top of this shell body by support.
9. heat abstractor according to claim 4, it is characterized in that: also comprise a shade, this shade has a baffle plate, and at least two intervals protrude out the connecting rod from this baffle plate bottom surface, described connecting rod is in order to be connected with this shell body and to make this baffle plate be stood on the exhaust outlet top of this shell body by support.
10. heat abstractor according to claim 5, it is characterized in that: also comprise a shade, this shade has a baffle plate, and at least two intervals protrude out the connecting rod from this baffle plate bottom surface, described connecting rod is in order to be connected with this shell body and to make this baffle plate be stood on the exhaust outlet top of this shell body by support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293338.6U CN203927837U (en) | 2014-06-04 | 2014-06-04 | Heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293338.6U CN203927837U (en) | 2014-06-04 | 2014-06-04 | Heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203927837U true CN203927837U (en) | 2014-11-05 |
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ID=51823642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420293338.6U Expired - Fee Related CN203927837U (en) | 2014-06-04 | 2014-06-04 | Heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203927837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763895A (en) * | 2015-03-27 | 2015-07-08 | 蓝恭连 | AC LED lamp bead and lamp made of the same |
-
2014
- 2014-06-04 CN CN201420293338.6U patent/CN203927837U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763895A (en) * | 2015-03-27 | 2015-07-08 | 蓝恭连 | AC LED lamp bead and lamp made of the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20160604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |