CN101986198B - LCOS projector liquid-cooling heat-removal system - Google Patents
LCOS projector liquid-cooling heat-removal system Download PDFInfo
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- CN101986198B CN101986198B CN2010102307285A CN201010230728A CN101986198B CN 101986198 B CN101986198 B CN 101986198B CN 2010102307285 A CN2010102307285 A CN 2010102307285A CN 201010230728 A CN201010230728 A CN 201010230728A CN 101986198 B CN101986198 B CN 101986198B
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- Prior art keywords
- heat
- liquid cooling
- cooling heat
- liquid
- lcos
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 69
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 230000003287 optical effect Effects 0.000 claims abstract description 34
- 239000006096 absorbing agent Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000005855 radiation Effects 0.000 claims description 17
- 230000004888 barrier function Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 7
- 238000003384 imaging method Methods 0.000 abstract description 7
- 238000009825 accumulation Methods 0.000 abstract description 4
- 230000003044 adaptive effect Effects 0.000 abstract 2
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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Abstract
The invention discloses an LCOS projector liquid-cooling heat-removal system, comprising an optical body and a sealing member, wherein the sealing member is used for sealing the optical body and conducting heat generated by the optical body for cooling; the sealing member comprises a shell and a heat sink, wherein the shell is internally provided with a heat exchange hole which is adaptive to the heat sink, the heat sink is arranged in the heat exchange hole and comprises a heat absorber, a liquid-cooling radiator, a cooling pipeline and a liquid pump, wherein the cooling pipeline is used for connecting the heat absorber with the liquid-cooling radiator, and the liquid pump is arranged on the cooling pipeline. The shell comprises a header and a bottom cap adaptive to the header, wherein the bottom cap is provided with a quadrate heat exchange hole, the heat sink is arranged in the heat exchange hole and seals the heat exchange hole. The LCOS projector liquid-cooling heat-removal system exchanges heat by the sealing member and quickly discharges heat out of the LCOS projector, so that the LCOS projector can be quickly cooled by heat dissipation in the non-polluted environment; meanwhile, entrance of air can be effectively prevented and accumulation of dust is prevented, thus effectively ensuring the imaging quality of the optical body.
Description
[technical field]
The present invention relates to a kind of projection imaging equipment, especially a kind of LCOS projector liquid cooling heat radiation system.
[background technology]
In traditional LCOS projector, traditional mode is exposed outside this imaging system, if dust, oil smoke and dust etc. occur in optical element wherein or the image-forming component, can cause the pollution of parts, thereby influence the contrast of LCOS projector.And traditional method is the pollution of airborne dust etc. when being used for stopping the imaging system cooling through making of Air Filter, dustproof sponge; But this traditional dust-control method reliability is not high; Time has been grown and can cause the imaging system surface dirt to be piled up; Cause heat accumulation, produce hot deterioration, seriously reduced the image quality of projected image.
[summary of the invention]
Based on this, be necessary to provide a kind of LCOS projector liquid cooling heat radiation system that can prevent dust and can reduce temperature.
A kind of LCOS projector liquid cooling heat radiation system; Comprise optical bodies; Also comprise the said optical bodies of sealing and conduct the seal that heat that said optical bodies produces dispels the heat; Said seal comprises housing and heat abstractor, is provided with and the suitable heat interchange hole of said heat abstractor in the said housing, and said heat abstractor places said heat interchange hole; Comprise the cooling line of heat dump, liquid cooling heat radiator, connection heat dump and liquid cooling heat radiator and be arranged on the liquid pump on the said cooling line; Said housing comprise top cover and with the suitable bottom of said top cover, square heat interchange hole is set in the said bottom, said heat dump places said heat interchange hole and seals said heat interchange hole.
Preferably, said heat dump comprise base plate and with the vertically disposed absorber plate of said base plate, the thermal source of said absorber plate and said optical bodies fits tightly.
Preferably, said liquid cooling heat radiator is arranged at said outside, and a side is the hot fin of barrier shape.
Preferably, said heat abstractor also comprises fan, and said fan and liquid cooling heat radiator are close to setting.
Preferably, said cooling line is circuitous in said heat dump and liquid cooling heat radiator.
Above-mentioned LCOS projector liquid cooling heat radiation system carries out heat interchange through seal; Heat is discharged rapidly outside the LCOS projector; Make the cooling of in not contaminated environment, being dispelled the heat rapidly of LCOS projector; The entering of also having stopped air effectively simultaneously prevents the accumulation of dust, thereby has guaranteed the quality of optical bodies imaging effectively.
In the above-mentioned LCOS projector liquid cooling heat radiation system, heat dump and optical bodies are close to setting, and cooling line is circuitous in heat dump and liquid cooling heat radiator, has improved radiating efficiency.
[description of drawings]
Fig. 1 is the one-piece construction figure of LCOS projector liquid cooling heat radiation system among the embodiment;
Fig. 2 is the explosive view of LCOS projector liquid cooling heat radiation system among the embodiment.
Fig. 3 is the structural drawing of heat abstractor and optical bodies among the embodiment;
Fig. 4 is the structural drawing of heat abstractor among the embodiment;
[embodiment]
Shown in Fig. 1 to 2, LCOS projector liquid cooling heat radiation system comprises the seal 200 that heat that optical bodies 100 and sealing optical bodies 100 and conducting are produced in the optical bodies 100 dispels the heat.
Seal 200 comprises housing 220 and heat abstractor 240, and the heat interchange hole 228 suitable with heat abstractor 240 is set in the housing 220, and heat abstractor 240 places this heat interchange hole 228, and is close to setting with optical bodies 100.
In conjunction with consulting Fig. 3 and Fig. 4, heat abstractor 240 comprises heat dump 242, liquid cooling heat radiator 244, connects the cooling line 245 of heat dump 242 and liquid cooling heat radiator 244, is close to the fan 246 of setting and is arranged on the liquid pump 247 on the cooling line 245 with liquid cooling heat radiator 244.Among one embodiment, heat dump 242 is square, comprise base plate 2422 and with base plate 2422 vertically disposed absorber plates 2424.Base plate 2422 and heat interchange hole 228 are suitable and be arranged in this heat interchange hole 228 and seal heat interchange hole 228.Three edges of base plate 2422 are provided with the absorber plate 2424 vertical with this base plate 2422; Form the host cavity 2426 of semi open model; To accommodate optical bodies 100; And fit tightly optical bodies 100 thermals source, absorbing the heat that optical bodies 100 produces fast and effectively, thereby improve the radiating effect of LCOS projector effectively.Liquid cooling heat radiator 244 is arranged at outside, and a side is the hot fin 2442 of barrier shape.Fan 246 is relative with liquid cooling heat radiator 244, and is close to setting with liquid cooling heat radiator 244.Cooling line 245 is circuitous in heat dump 242 and liquid cooling heat radiator 244; With the contact area of increase with heat dump 242 and liquid cooling heat radiator 244; Thereby the heat that conducts optical bodies 100 apace and come together in the heat dump 242 passes through cooling line 245; Under the effect of liquid pump 247, conduct in the liquid cooling heat radiator 244, dispel the heat through 246 pairs of these liquid cooling heat radiators 244 of fan that are closely set in the liquid cooling heat radiator 244 then, to reach best radiating effect.
Set forth the course of work of LCOS projector liquid cooling heat radiation system in detail below in conjunction with a concrete embodiment.Among this embodiment, when LCOS projector worked, housing 220 inner optical bodies 100 produced a large amount of heat, and main thermal source prism assemblies 120 and heat dump 242 applyings are to carry out heat interchange.Heat in the heat dump 242 conducts to heat in the liquid cooling heat radiator 244 through cooling line 245, promptly gets into liquid cooling heat radiator 244 through liquid pump 247 after the liquid coolant heating in the cooling line 245, under the effect of fan 246, realizes cooling rapidly.
Above-mentioned LCOS projector liquid cooling heat radiation system carries out heat interchange through seal; Heat is discharged rapidly outside the LCOS projector; Make the cooling of in not contaminated environment, being dispelled the heat rapidly of LCOS projector; The entering of also having stopped air effectively simultaneously prevents the accumulation of dust, thereby has guaranteed the quality of imaging effectively.
In the above-mentioned LCOS projector liquid cooling heat radiation system, heat dump and optical bodies are close to setting, and cooling line is circuitous in heat dump and liquid cooling heat radiator, have effectively increased the contact area with optical bodies, have improved radiating efficiency.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (5)
1. LCOS projector liquid cooling heat radiation system; Comprise optical bodies; It is characterized in that also comprise the said optical bodies of sealing and conduct the seal that heat that said optical bodies produces dispels the heat, said seal comprises housing and heat abstractor; Be provided with and the suitable heat interchange hole of said heat abstractor in the said housing; Said heat abstractor places said heat interchange hole, comprise the cooling line of heat dump, liquid cooling heat radiator, connection heat dump and liquid cooling heat radiator and be arranged on the liquid pump on the said cooling line, said housing comprise top cover and with the suitable bottom of said top cover; Square heat interchange hole is set in the said bottom, and said heat dump places said heat interchange hole and seals said heat interchange hole.
2. LCOS according to claim 1 projector liquid cooling heat radiation system is characterized in that, said heat dump comprise base plate and with the vertically disposed absorber plate of said base plate, the thermal source of said absorber plate and said optical bodies fits tightly.
3. LCOS according to claim 1 projector liquid cooling heat radiation system is characterized in that said liquid cooling heat radiator is arranged at said outside, and a side is the hot fin of barrier shape.
4. LCOS according to claim 3 projector liquid cooling heat radiation system is characterized in that said heat abstractor also comprises fan, and said fan and liquid cooling heat radiator are close to setting.
5. according to claim 1 or 4 described LCOS projector liquid cooling heat radiation systems, it is characterized in that said cooling line is circuitous in said heat dump and liquid cooling heat radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102307285A CN101986198B (en) | 2010-07-19 | 2010-07-19 | LCOS projector liquid-cooling heat-removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102307285A CN101986198B (en) | 2010-07-19 | 2010-07-19 | LCOS projector liquid-cooling heat-removal system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101986198A CN101986198A (en) | 2011-03-16 |
| CN101986198B true CN101986198B (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102307285A Expired - Fee Related CN101986198B (en) | 2010-07-19 | 2010-07-19 | LCOS projector liquid-cooling heat-removal system |
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| CN (1) | CN101986198B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104469280A (en) * | 2013-09-23 | 2015-03-25 | 国家电网公司 | Video monitoring device |
| CN105676574B (en) * | 2016-03-31 | 2017-11-24 | 海信集团有限公司 | A kind of liquid cooling heat radiation system and laser projection device |
| CN107479306B (en) * | 2016-06-07 | 2019-08-20 | 深圳光峰科技股份有限公司 | Color wheel device |
| CN107390464B (en) * | 2017-09-01 | 2019-10-18 | 毅丰显示科技（深圳）有限公司 | Interior circulation radiating type projector |
| CN107589621A (en) * | 2017-09-18 | 2018-01-16 | 云南靖创液态金属热控技术研发有限公司 | A kind of projecting apparatus based on liquid metal heat radiation |
| CN108227351A (en) * | 2018-03-13 | 2018-06-29 | 苏州科勒迪电子有限公司 | It can be applied to the liquid-cooling type radiator of fluorescent wheel heat dissipation |
| CN109283778A (en) * | 2018-11-29 | 2019-01-29 | 中影光峰激光影院技术（北京）有限公司 | A kind of cabinet for movie theatre laser projector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2735399Y (en) * | 2004-09-24 | 2005-10-19 | 江西鸿源数显科技有限公司 | Color separation-combination system heat sink for LCOS liquid crystal panel optical engine |
| CN101217099A (en) * | 2007-12-26 | 2008-07-09 | 广东威创视讯科技股份有限公司 | A sealed internal-circulation type cooling system for the bulbs |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100787213B1 (en) * | 2006-05-18 | 2007-12-21 | 삼성전자주식회사 | A projecti-lens device and an optiacal engine having the same |
| JP4265632B2 (en) * | 2006-08-31 | 2009-05-20 | セイコーエプソン株式会社 | projector |
| CN100582925C (en) * | 2007-10-26 | 2010-01-20 | 鸿富锦精密工业（深圳）有限公司 | Projector |
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2010
- 2010-07-19 CN CN2010102307285A patent/CN101986198B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2735399Y (en) * | 2004-09-24 | 2005-10-19 | 江西鸿源数显科技有限公司 | Color separation-combination system heat sink for LCOS liquid crystal panel optical engine |
| CN101217099A (en) * | 2007-12-26 | 2008-07-09 | 广东威创视讯科技股份有限公司 | A sealed internal-circulation type cooling system for the bulbs |
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| Publication number | Publication date |
|---|---|
| CN101986198A (en) | 2011-03-16 |
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Owner name: WUHU ACTO VIDEO TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN YATU DIGITAL VIDEO FREQUENCY TECHNOLOGY CO., LTD. Effective date: 20130325 |
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Free format text: CORRECT: ADDRESS; FROM: 518100 SHENZHEN, GUANGDONG PROVINCE TO: 241000 WUHU, ANHUI PROVINCE |
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Effective date of registration: 20130325 Address after: 241000 No. 228 Changjiang South Road, Wuhu hi tech Development Zone, Anhui, Wuhu Patentee after: Wuhu Yatu Video Technology Co. Ltd. Address before: 518100 Guangdong city of Shenzhen province Nanshan District Nanxin three No. two Shenzhen Software Park seven building three layer Patentee before: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. |
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| CI01 | Correction of invention patent gazette |
Correction item: Patentee Correct: Wuhu ACTO Digital Video Technology Co., Ltd.|241000 No. 228 Changjiang South Road, Wuhu hi tech Development Zone, Anhui, Wuhu False: Wuhu Yatu Video Technology Co. Ltd.|241000 No. 228 Changjiang South Road, Wuhu hi tech Development Zone, Anhui, Wuhu Number: 16 Volume: 29 |
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Free format text: CORRECT: PATENTEE; FROM: WUHU ACTO VIDEO TECHNOLOGY CO., LTD.:241000 WUHU, ANHUI PROVINCE TO: WUHU ACTO DIGITAL VIDEO TECHNOLOGY CO., LTD.:241000 WUHU, ANHUI PROVINCE |
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Effective date of registration: 20160823 Granted publication date: 20120613 |
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Date of cancellation: 20170823 Granted publication date: 20120613 |
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Granted publication date: 20120613 Termination date: 20180719 |