CN203340527U - Heat sink, laser and laser projector - Google Patents
Heat sink, laser and laser projector Download PDFInfo
- Publication number
- CN203340527U CN203340527U CN2013204549409U CN201320454940U CN203340527U CN 203340527 U CN203340527 U CN 203340527U CN 2013204549409 U CN2013204549409 U CN 2013204549409U CN 201320454940 U CN201320454940 U CN 201320454940U CN 203340527 U CN203340527 U CN 203340527U
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- heat
- laser
- conducting plate
- bottom plate
- heat pipe
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Abstract
The utility model provides a heat sink, a laser and a laser projector. The heat sink comprises a fan, a fin-type radiator, a thermal conductive plate and a heat pipe. The fin-type radiator comprises a heat-radiation base plate and a plurality of fins. The fins are welded on one surface of the heat-radiation base plate. The thermal conductive plate and the heat pipe are respectively welded on the other surface of the heat-radiation base plate. The thermal conductive plate covers one end portion of the heat pipe. Parts where the thermal conductive plate is contacted with the heat pipe are welded together. The fan is positioned at one side of the fins. The heat-radiation base plate, the fins, the thermal conductive plate and the heat pipe are welded together to form a whole structure. Thus, heat conduction efficiency of the heat sink is effectively raised, and heat radiation efficiency of the laser projector is raised.
Description
Technical field
The utility model relates to electronic equipment, relates in particular to a kind of heat abstractor, laser and laser projection.
Background technology
Along with the development of projector, adopt laser better to be widely used because of display effect as the laser projection of light emitting source.In the laser projection design, in order to reach higher brightness, generally can use many high power lasers.Due to the conversion efficiency of the energy of laser own, wherein only have part energy to be converted to light output, more energy has been converted into heat.If rapidly these heats are not led away and are dissipated, will cause laser temperature to rise rapidly, with temperature, raise, the optical output power of laser reduces, and brightness reduces, and the color variation has had a strong impact on laser useful life.In prior art, laser projection adopts fan to carry out forced cooling to laser usually, because the power of laser is large and thermal source is concentrated, fan can't distribute the heat that laser produces timely and effectively, causes in prior art the radiating efficiency of laser projection lower.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of heat abstractor, laser and laser projection are provided, solve the lower defect of radiating efficiency of laser projection in prior art, realize improving by heat abstractor the radiating efficiency of laser projection.
The technical scheme that the utility model provides is that a kind of heat abstractor, comprise fan, finned radiator, heat-conducting plate and heat pipe; Described finned radiator comprises radiating bottom plate and multi-disc fin, described fin is welded on a surface of described radiating bottom plate, described heat-conducting plate and described heat pipe are welded on respectively on another surface of described radiating bottom plate, described heat-conducting plate covers in an end of described heat pipe, described heat-conducting plate welds together with the part that described heat pipe contacts, and described fan is positioned at a side of described fin.
Further, on described radiating bottom plate, be provided with deep gouge, described heat-conducting plate is arranged in described deep gouge.
Further, be provided with the first groove in described deep gouge, an end of described heat pipe is arranged in described the first groove.
Further, the region division that described radiating bottom plate is positioned at outside described deep gouge has the second groove be communicated with described the first groove, and the remainder of described heat pipe is arranged in described the second groove.
Further, described the second groove is the Curved groove structure.
Further, described heat-conducting plate all welds together with the part that described heat pipe contacts with described radiating bottom plate.
Further, described heat pipe is the flat tube structure.
Further, on described heat-conducting plate, be provided with a plurality of for the fixing installing hole of pyrotoxin.
The utility model also provides a kind of laser, comprises laser bodies, also comprises above-mentioned heat abstractor, and described laser bodies is fixed on the heat-conducting plate of described heat abstractor.
The utility model provides again a kind of laser projection, comprises above-mentioned laser.
The heat abstractor that the utility model provides, laser and laser projection, by heat-conducting plate, laser is installed, and radiating bottom plate, fin, heat-conducting plate and heat pipe are welded together to form an overall structure, effectively raise the heat transfer efficiency of heat abstractor, the heat that laser produces passes to heat-conducting plate, and heat-conducting plate is directly passed to radiating bottom plate by the part heat on the one hand, can more fast spread heat be arrived to other positions of radiating bottom plate by heat pipe on the other hand, coordinate with finned radiator by fan and can dissipate more efficiently the heat that laser produces, thereby improved the radiating efficiency of laser projection.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that Fig. 1 is the utility model heat abstractor embodiment;
The assembling schematic diagram that Fig. 2 is radiator, heat-conducting plate, heat pipe in the utility model heat abstractor embodiment;
The structural representation that Fig. 3 is radiating bottom plate in the utility model heat abstractor embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
As shown in Figure 1-Figure 3, the present embodiment heat abstractor, comprise fan 1, finned radiator 2, heat-conducting plate 3 and heat pipe 4; Finned radiator 2 comprises radiating bottom plate 21 and multi-disc fin 22, fin 22 is welded on a surface of radiating bottom plate 21, heat-conducting plate 3 and heat pipe 4 are welded on respectively on another surface of radiating bottom plate 21, heat-conducting plate 3 covers in an end of heat pipe 4, heat-conducting plate 3 welds together with the part that heat pipe 4 contacts, and fan 1 is positioned at a side of fin 22.
Particularly, heat-conducting plate 3 in the present embodiment heat abstractor is for the mounting panel 51 of fixed laser 5, radiating bottom plate 21, fin 22, heat-conducting plate 3 and heat pipe 4 form an overall structure by the form of welding, can effectively improve the heat transfer efficiency between all parts, and being provided with a plurality of installing holes 31 for mounting plate 51 is installed on heat-conducting plate 3, screw is fixed on radiating bottom plate 21 and realizes mounting panel 51 is fixed on the present embodiment heat abstractor through installing hole 31.The heat that laser 5 produces passes on heat-conducting plate 3 by mounting panel 51, heat-conducting plate 3 is directly passed to the radiating bottom plate 21 of contact with it by a part of heat, and another part heat is delivered to other positions of radiating bottom plate 21 fast by the heat pipe 4 of contact with it, thereby the heat that laser 5 is produced can pass to each position of radiating bottom plate 21 more uniformly, radiating bottom plate 21 can be passed to fin 22 again by heat, by 22 blowings of 1 pair of fin of fan, realize the Quick diffusing heat, improve the radiating efficiency of laser 5.Preferably, heat-conducting plate 3 all welds together with the part that heat pipe 4 contacts with radiating bottom plate 21, for example: adopt the mode of soldering that heat-conducting plate 3 and radiating bottom plate 21 and heat pipe 4 are welded together, contact-making surface between the wetting workpiece of liquid solder, fill interface gaps and realize interatomic phase counterdiffusion with each workpiece, guarantee that the contact-making surface between different workpieces can not produce space, improve heat transfer efficiency.
Wherein, heat-conducting plate 3 can adopt the good material of the heat conductivilitys such as copper or silver to make.And, in order to increase the contact area of heat pipe 4 and heat-conducting plate 3 and radiating bottom plate 21, heat pipe 4 is the flat tube structure.Preferably, one end soldering of heat pipe 4 is between heat-conducting plate 3 and radiating bottom plate 21, and the other end soldering is on radiating bottom plate 21, and heat-conducting plate 3, radiating bottom plate 21 and heat pipe 4 welding form an overall structure, the more effective heat transfer efficiency that improved, to accelerate the conduction of velocity of heat.
Further, be provided with deep gouge 211 on radiating bottom plate 21, heat-conducting plate 3 is arranged in deep gouge 211.Concrete, heat-conducting plate 3 is arranged in deep gouge 211, realization is embedded in heat-conducting plate 3 on radiating bottom plate 21, can reduce the volume that the present embodiment heat abstractor takies on the one hand, on the other hand, can better to heat-conducting plate 3, location be installed by deep gouge 211, guarantee that heat-conducting plate 3 is installed on radiating bottom plate 21 accurately.In addition, heat-conducting plate 3 is embedded in radiating bottom plate 21, can more be conducive to heat-conducting plate 3 and fast heat be passed to radiating bottom plate 21.Wherein, in deep gouge 211, also can be provided with fixing hole 212, when mounting panel 51 is fixed by screws on heat-conducting plate 3, screw also is threaded on fixing hole 212, also guarantees that mounting panel 51 can firmly fixedly mount.
Further, be provided with the first groove 213 in deep gouge 211, an end of heat pipe 4 is arranged in the first groove 213.Concrete, the first groove 213 is set in deep gouge 211, can easily an end of heat pipe 4 be arranged between heat-conducting plate 3 and radiating bottom plate 21, guarantee that heat pipe 4 can more effectively abut on heat-conducting plate 3 and radiating bottom plate 21, guarantee heat pipe 4 and heat-conducting plate 3 and good the contacting of radiating bottom plate 21, improve heat transference efficiency.Preferably, the region division that radiating bottom plate 21 is positioned at outside deep gouge 211 has the second groove 214 be communicated with the first groove 213, and the remainder of heat pipe 4 is arranged in the second groove 214.Concrete, the first groove 213 and the second groove 214 can form by the time processing step, heat pipe 4 is arranged in the first groove 213 and the second groove 214, can facilitate the installation of heat pipe 4 to fix on the one hand, increase on the other hand the contact area between heat pipe 4 and radiating bottom plate 21, improved heat transference efficiency.Wherein, in order to increase the length of heat pipe 4, the second groove 214 is the Curved groove structure.
The utility model also provides a kind of laser, comprises laser bodies, also comprises above-mentioned heat abstractor, and laser bodies is fixed on the heat-conducting plate of heat abstractor.
The utility model provides again a kind of laser projection, comprises above-mentioned laser.
The heat abstractor that the utility model provides, laser and laser projection, by heat-conducting plate, laser is installed, and heat-conducting plate is fixed on finned radiator, the heat that laser produces passes to heat-conducting plate, and heat-conducting plate is directly passed to radiating bottom plate by the part heat on the one hand, heat pipe can arrive spread heat other positions of radiating bottom plate more fast on the other hand, coordinate the heat that can dissipate more efficiently the laser generation by fan with finned radiator, thereby improved the radiating efficiency of laser projection.And heat-conducting plate adopts the mode of soldering to make whole surface abut on radiating bottom plate fully, avoid gap occurring between heat-conducting plate and radiating bottom plate, thereby guarantee that heat-conducting plate can transfer heat to finned radiator more rapidly and effectively, further to improve the heat transfer efficiency of heat abstractor.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: its technical scheme that still can put down in writing aforementioned each embodiment is modified, or part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a heat abstractor, is characterized in that, comprises fan, finned radiator, heat-conducting plate and heat pipe; Described finned radiator comprises radiating bottom plate and multi-disc fin, described fin is welded on a surface of described radiating bottom plate, described heat-conducting plate and described heat pipe are welded on respectively on another surface of described radiating bottom plate, described heat-conducting plate covers in an end of described heat pipe, described heat-conducting plate welds together with the part that described heat pipe contacts, and described fan is positioned at a side of described fin.
2. heat abstractor according to claim 1, is characterized in that, on described radiating bottom plate, is provided with deep gouge, and described heat-conducting plate is arranged in described deep gouge.
3. heat abstractor according to claim 2, is characterized in that, is provided with the first groove in described deep gouge, and an end of described heat pipe is arranged in described the first groove.
4. heat abstractor according to claim 3, is characterized in that, the region division that described radiating bottom plate is positioned at outside described deep gouge has the second groove be communicated with described the first groove, and the remainder of described heat pipe is arranged in described the second groove.
5. heat abstractor according to claim 4, is characterized in that, described the second groove is the Curved groove structure.
6. heat abstractor according to claim 1, is characterized in that, described heat-conducting plate all welds together with the part that described heat pipe contacts with described radiating bottom plate.
7. heat abstractor according to claim 1, is characterized in that, described heat pipe is the flat tube structure.
8. heat abstractor according to claim 1, is characterized in that, on described heat-conducting plate, is provided with a plurality of for the fixing installing hole of pyrotoxin.
9. a laser, comprise laser bodies, it is characterized in that, also comprises described heat abstractor as arbitrary as claim 1-8, and described laser bodies is fixed on the heat-conducting plate of described heat abstractor.
10. a laser projection, is characterized in that, comprises laser as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204549409U CN203340527U (en) | 2013-07-29 | 2013-07-29 | Heat sink, laser and laser projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204549409U CN203340527U (en) | 2013-07-29 | 2013-07-29 | Heat sink, laser and laser projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203340527U true CN203340527U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013204549409U Expired - Fee Related CN203340527U (en) | 2013-07-29 | 2013-07-29 | Heat sink, laser and laser projector |
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| CN (1) | CN203340527U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439768A (en) * | 2014-10-17 | 2015-03-25 | 中国科学院长春光学精密机械与物理研究所 | Heat conduction device connecting method |
| WO2017088805A1 (en) * | 2015-11-27 | 2017-06-01 | 深圳市绎立锐光科技开发有限公司 | Heat dissipation device and projection device using same |
| CN108050496A (en) * | 2018-01-15 | 2018-05-18 | 深圳市天添智能云设备有限公司 | A kind of UVLED curing systems radiator |
| CN109067295A (en) * | 2018-08-15 | 2018-12-21 | 浙江佳乐科仪股份有限公司 | A kind of frequency converter cabinet |
| CN110430738A (en) * | 2019-08-28 | 2019-11-08 | 福建晋江热电有限公司 | Cooling device |
-
2013
- 2013-07-29 CN CN2013204549409U patent/CN203340527U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439768A (en) * | 2014-10-17 | 2015-03-25 | 中国科学院长春光学精密机械与物理研究所 | Heat conduction device connecting method |
| WO2017088805A1 (en) * | 2015-11-27 | 2017-06-01 | 深圳市绎立锐光科技开发有限公司 | Heat dissipation device and projection device using same |
| CN108050496A (en) * | 2018-01-15 | 2018-05-18 | 深圳市天添智能云设备有限公司 | A kind of UVLED curing systems radiator |
| CN109067295A (en) * | 2018-08-15 | 2018-12-21 | 浙江佳乐科仪股份有限公司 | A kind of frequency converter cabinet |
| CN110430738A (en) * | 2019-08-28 | 2019-11-08 | 福建晋江热电有限公司 | Cooling device |
| CN110430738B (en) * | 2019-08-28 | 2024-04-12 | 国能神福(晋江)热电有限公司 | Cooling device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20190729 |