CN205030024U - Cooling fin - Google Patents
Cooling fin Download PDFInfo
- Publication number
- CN205030024U CN205030024U CN201520604864.4U CN201520604864U CN205030024U CN 205030024 U CN205030024 U CN 205030024U CN 201520604864 U CN201520604864 U CN 201520604864U CN 205030024 U CN205030024 U CN 205030024U
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- China
- Prior art keywords
- radiation
- radiation tooth
- fin
- tooth
- radiator structure
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- 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
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a cooling fin, this cooling fin includes cooling fin bottom plate and radiation tooth, is provided with a plurality of radiation tooths on the radiating bottom plate, is provided with the heat dissipation extension on the radiation tooth, and the heat radiating area of heat dissipation extension is greater than the area of radiation tooth cross section, and this cooling fin has improved the radiating efficiency.
Description
Technical field
The utility model relates to communication technique field, particularly relates to a kind of fin.
Background technology
Existing communication base station equipment is larger towards capacity, power is higher, the less future development of volume, therefore, proposes higher requirement, especially in self-cold radiating field, need badly and promote the heat-sinking capability of traditional die casting radiator communication product heat-sinking capability.On the other hand, communication base station equipment more and more presses close to resident living region, requires more and more higher, require that equipment gets integrated into environment to equipment appearance.
Fig. 1 is the schematic diagram of the fin of traditional traditional die casting straight-tooth self-cold radiating device, and wherein, 1 is radiation tooth, 5 is base plate, and hot cascade phenomenon is arranged at this kind of fin top, makes the radiating effect of this part of heat abstractor poor, radiating efficiency is limited to, and integral heat sink easily reaches bottleneck; On the other hand, open fin is more easily affected under solar radiation, and efficiency is lower.
Utility model content
The utility model provides a kind of fin, comprises fin base plate and radiation tooth, radiating bottom plate is provided with multiple radiation tooth, comprises: radiation tooth is provided with heat radiation extension, and the area of dissipation of heat radiation extension is greater than the area of radiation tooth cross section.
Wherein, heat radiation extension comprises V-shaped groove structure, and the summit of V-shaped groove structure is positioned at the top of each radiation tooth cross-sectional direction.
Wherein, heat radiation extension comprises multiple the first sheet radiator structure be distributed on two sides of each radiation tooth, forms vent passages between each first sheet radiator structure.
Wherein, heat radiation extension comprises the second sheet radiator structure being covered in all radiation tooth tops, and the second sheet radiator structure is provided with multiple radiating opening.
Wherein, multiple first sheet radiator structure is symmetricly set on two sides of each radiation tooth.
Wherein, multiple first sheet radiator structure is crisscross arranged on two sides of each radiation tooth.
Wherein, heat radiation extension is the second sheet radiator structure being provided with multiple radiating opening, and the second sheet radiator structure is covered in the top of all radiation tooths.
Wherein, the top of multiple radiating opening is provided with catch, forms ventilation space between catch and radiating opening.
Wherein, the second sheet radiator structure is fixedly connected with the top of radiation tooth.
Wherein, the extension that dispels the heat be radiation tooth cross-sectional direction top on be provided with the part of multiple otch.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the fin of traditional traditional die casting straight-tooth self-cold radiating device;
Fig. 2 is the schematic diagram of the fin in the utility model embodiment 1;
Fig. 3 is the schematic diagram of the first fin provided in the utility model embodiment 2;
Fig. 4 is the schematic diagram of the second fin provided in the utility model embodiment 2;
Fig. 5 is the schematic diagram of the first fin provided in the utility model embodiment 3;
Fig. 6 is the schematic diagram of the second fin provided in the utility model embodiment 3;
Fig. 7 is the schematic diagram of the fin that the utility model embodiment 4 provides.
Embodiment
In order to the problem that the radiating effect solving prior art fin is poor, the utility model provides a kind of fin, below in conjunction with accompanying drawing and embodiment, is further elaborated to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, do not limit the utility model.
Embodiment 1
Present embodiments provide a kind of fin, this fin improves on the basis of traditional heat-dissipating sheet, this fin comprises: fin base plate and radiation tooth, radiating bottom plate is provided with multiple radiation tooth, radiation tooth is provided with heat radiation extension, the area of dissipation of heat radiation extension is greater than the area of radiation tooth cross section.
Fig. 2 is the schematic diagram of the fin in the utility model embodiment 1, and as shown in Figure 2, the V-shaped groove structure of the heat radiation extension 2 on radiation tooth 1, wherein, 5 is the base plate of fin, and the summit of V-shaped groove structure is positioned at the top of each radiation tooth cross-sectional direction.
Based on traditional straight-tooth radiator, change radiation tooth cross section, heat radiation tooth top and radiation tooth are configured to Y type or X-shaped, add the area of dissipation of heat radiation tooth top, the formation air channel, top of radiation tooth, makes the temperature cascade phenomenon at radiation tooth top improve, and improves radiating efficiency; Tooth top Y type or X-type, also can prevent solar radiation on the impact of radiation tooth middle and lower part, improve radiating efficiency further simultaneously.
Embodiment 2
Present embodiments provide a kind of fin, this fin comprises: fin base plate and radiation tooth, radiating bottom plate is provided with multiple radiation tooth, radiation tooth is provided with heat radiation extension, and the area of dissipation of heat radiation extension is greater than the area of radiation tooth cross section.This fin is on the basis of traditional straight-tooth fin, the first sheet radiator structure (namely dispel the heat extension) is increased in two sides of radiation tooth, this the first sheet radiator structure can be described as the side tooth of radiation tooth, sides adjacent between cog leaves reasonable clearance, wherein, the first sheet radiator structure is distributed on two sides of each radiation tooth; This first sheet radiator structure can have two kinds of distribution modes on radiation tooth: as shown in Figure 3, and on two sides that multiple first sheet radiator structure 3 is symmetricly set in each radiation tooth 1 wherein, 5 is the base plate of fin.Or as shown in Figure 4, multiple first sheet radiator structure 3 is crisscross arranged on two sides of each radiation tooth 1.
In the present embodiment, change radiation tooth cross-sectional area by the area of dissipation increasing radiation tooth side, increased the area of dissipation of radiation tooth, and side tooth and adjacent main radiation tooth form air channel, improve radiating efficiency, radiation tooth head temperature cascade phenomenon also improves simultaneously; Also the impact of solar radiation can be weakened.
First sheet radiator structure is the second sheet radiator structure being covered in all radiation tooth tops, and the second sheet radiator structure is provided with multiple radiating opening.
Embodiment 3
Present embodiments provide a kind of fin, this fin comprises: fin base plate and radiation tooth, radiating bottom plate is provided with multiple radiation tooth, radiation tooth is provided with heat radiation extension, the area of dissipation of heat radiation extension is greater than the area of radiation tooth cross section, as shown in Figure 5, wherein, heat radiation extension is the second sheet radiator structure 4 (also claiming heating panel) being covered in all radiation tooth 1 tops, second sheet radiator structure 4 is provided with multiple radiating opening 6, this radiating opening 6 plays the effect ventilated and beautify, wherein, the top of radiating opening 6 is provided with catch 7, ventilation space is formed between catch 7 and radiating opening 6, be similar to the pattern of shutter, in figure, the direction of arrow represents direction of ventilation, the material of this heating panel 4 includes but not limited to aluminium alloy, steel, heat-conducting plastic etc., based on this heating panel 4, cooling blast enters from bottom and radiating opening 6 respectively, then flows out from top.This heating panel 4 passes through splicing or the mode such as embedding casting or welding and radiation tooth 1 to be fixed, as shown in Figure 5, three comparatively intensive row's radiating openings 6 can be set on this heating panel 4, also can be as shown in Figure 6, the radiating opening that two comparatively sparse rows are larger is set, it should be noted that, the heating panel of the venetian blind type described in the present embodiment, also so that the basis on the fin described in embodiment 1 and embodiment 2 to be arranged, can strengthen the radiating effect of fin so further.
In this embodiment, the area of dissipation of radiation tooth tooth top increases, and when the heat trnasfer that components and parts produce is to radiation tooth top, can effectively transmit on heating panel; Cooling blast enters from radiating opening, reduces the heat of heating panel, and the phenomenon that original heat radiation tooth top temperature level is joined is greatly improved, and improves the radiating efficiency of radiator; On the other hand, heating panel is opened blinds fenestra (i.e. radiating opening), effectively can prevent solar radiation, also further increase the radiating efficiency of radiation tooth; Meanwhile, the design of blinds fenestra has beautified the outward appearance of radiator, weakens the equipment characteristic of radiator, better gets integrated into environment.
Implement 4
Further, present embodiments provide a kind of fin, this fin comprises: fin base plate and radiation tooth 1, radiating bottom plate is provided with multiple radiation tooth 1, radiation tooth 1 is provided with heat radiation extension, the area of dissipation of heat radiation extension is greater than the area of radiation tooth cross section, can to radiation tooth 1 jacking row fluting 8 on the basis of traditional heat-dissipating sheet, namely this slotted section dispels the heat extension, as shown in Figure 7, wind area can be increased like this, simultaneously, in order to strengthen radiating effect further, this place can be improved and combine with any one improvement in above-described embodiment 1 to 3, such as, radiation tooth after can slotting increases heat radiation side tooth, or, the heating panel with radiating opening be covered on all radiation tooths is set.
Although be example object, disclosed preferred embodiment of the present utility model, it is also possible for those skilled in the art will recognize various improvement, increase and replacement, and therefore, scope of the present utility model should be not limited to above-described embodiment.
Claims (10)
1. a fin, comprises fin base plate and radiation tooth, described radiating bottom plate is provided with multiple radiation tooth, it is characterized in that, comprising:
Described radiation tooth is provided with heat radiation extension, the area of dissipation of described heat radiation extension is greater than the area of described radiation tooth cross section.
2. fin according to claim 1, is characterized in that, described heat radiation extension comprises V-shaped groove structure, and the summit of described V-shaped groove structure is positioned at the top of each radiation tooth cross-sectional direction.
3. fin according to claim 1, is characterized in that, described heat radiation extension comprises multiple the first sheet radiator structure be distributed on two sides of each radiation tooth, forms vent passages between each first sheet radiator structure.
4. fin as claimed in any of claims 1 to 3, is characterized in that, described heat radiation extension comprises the second sheet radiator structure being covered in all radiation tooth tops, and described second sheet radiator structure is provided with multiple radiating opening.
5. fin according to claim 3, is characterized in that, described multiple first sheet radiator structure is symmetricly set on two sides of each radiation tooth.
6. fin according to claim 3, is characterized in that, described multiple first sheet radiator structure is crisscross arranged on two sides of each radiation tooth.
7. fin according to claim 1, is characterized in that, described heat radiation extension is the second sheet radiator structure being provided with multiple radiating opening, and described second sheet radiator structure is covered in the top of all radiation tooths.
8. fin according to claim 7, is characterized in that, the top of described multiple radiating opening is provided with catch, forms ventilation space between described catch and described radiating opening.
9. the fin according to claim 7 or 8, is characterized in that, described second sheet radiator structure is fixedly connected with the top of described radiation tooth.
10. fin according to claim 1, is characterized in that, described heat radiation extension be described radiation tooth cross-sectional direction top on be provided with the part of multiple otch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520604864.4U CN205030024U (en) | 2015-08-12 | 2015-08-12 | Cooling fin |
| PCT/CN2016/074863 WO2016177040A1 (en) | 2015-08-12 | 2016-02-29 | Heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520604864.4U CN205030024U (en) | 2015-08-12 | 2015-08-12 | Cooling fin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205030024U true CN205030024U (en) | 2016-02-10 |
Family
ID=55262522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520604864.4U Active CN205030024U (en) | 2015-08-12 | 2015-08-12 | Cooling fin |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205030024U (en) |
| WO (1) | WO2016177040A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940610A (en) * | 2017-11-10 | 2018-04-20 | 苏州庆瑞空气***有限公司 | Radiator for air-conditioning |
| WO2021027454A1 (en) * | 2019-08-15 | 2021-02-18 | 大唐移动通信设备有限公司 | Heat dissipation device, and base station |
| US11512910B2 (en) | 2020-10-28 | 2022-11-29 | National Tsing Hua University | Heat dissipation device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004158757A (en) * | 2002-11-08 | 2004-06-03 | Omron Corp | Heat radiating structure of electronic apparatus and solid-state relay using the same |
| CN2763972Y (en) * | 2004-12-11 | 2006-03-08 | 鸿富锦精密工业（深圳）有限公司 | Radiation device assembly |
| CN100584173C (en) * | 2006-07-26 | 2010-01-20 | 富准精密工业(深圳)有限公司 | Heat radiating device |
| CN101980591B (en) * | 2010-09-27 | 2012-09-05 | 奥维通信股份有限公司 | Communication equipment chassis |
-
2015
- 2015-08-12 CN CN201520604864.4U patent/CN205030024U/en active Active
-
2016
- 2016-02-29 WO PCT/CN2016/074863 patent/WO2016177040A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940610A (en) * | 2017-11-10 | 2018-04-20 | 苏州庆瑞空气***有限公司 | Radiator for air-conditioning |
| WO2021027454A1 (en) * | 2019-08-15 | 2021-02-18 | 大唐移动通信设备有限公司 | Heat dissipation device, and base station |
| US11512910B2 (en) | 2020-10-28 | 2022-11-29 | National Tsing Hua University | Heat dissipation device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016177040A1 (en) | 2016-11-10 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |