CN2502405Y - Refrigeration device for semiconductor projector - Google Patents
Refrigeration device for semiconductor projector Download PDFInfo
- Publication number
- CN2502405Y CN2502405Y CN 01233493 CN01233493U CN2502405Y CN 2502405 Y CN2502405 Y CN 2502405Y CN 01233493 CN01233493 CN 01233493 CN 01233493 U CN01233493 U CN 01233493U CN 2502405 Y CN2502405 Y CN 2502405Y
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- CN
- China
- Prior art keywords
- radiator
- fin
- base plate
- projector
- semiconductor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model belongs to the projector filed, which comprises a cooling plate, a refrigeration plate, a fan, a diversion trench and a DC output power. With using the geometry shape of the cooling plate to form a sealing air passage, a fan is arranged at one end of the passage to blow wind into the sealing passage. A condensed water diversion trench is arranged at the opening of the sealing passage. One side of the refrigeration plate and the bottom of the cooling plate are contacted with each other at the two outer sides of the sealing passage, the other side of the refrigeration plate is used to contact with the bottoms of the other cooling plates, a fan is arranged on the two end surfaces of the outmost cooling plate respectively. The utility model has simple structure, small volume, light weight, quick temperature falling during working, convenient installation and low noise and cost, which has the advantage of being suitable for mass production.
Description
Technical field
The utility model belongs to field of projector, particularly the structural design of projector's refrigerating plant.
Background technology
Conventional semiconductor refrigerating plant fin be shaped as the chip fin, this semiconductor projector refrigerating plant can produce a certain amount of condensed water when work, and can occur overheat protector autostop phenomenon under hot conditions.
Summary of the invention
The purpose of this utility model is in order to overcome the weak point of existing projector refrigerating plant, to design a kind of novel semiconductor projector refrigerating plant, projector also can normally being moved under hot conditions for a long time.And have stability, reliability and low, the easy installation of cost, easy to process preferably, volume is little in light weight, adapts to the advantage of producing needs in batches.
A kind of semiconductor projector refrigerating plant of the utility model design is characterized in that, comprises four fin, four cooling pieces, three fans and power supply and a guiding gutter; Said fin is made up of base plate, side plate and the radiator that is installed in a plurality of separation on this base plate, each radiator of said first and second fin is connected to form a cold-side heat exchanger, and the space between this each radiator forms the air duct of a sealing; The base plate of said third and fourth fin is connected to form the hot junction with the base plate of first and second fin respectively, junction at the base plate of two fin is provided with said cooling piece, outside a side of said heat exchanger and the radiator outer end of third and fourth hot-side heat dissipation sheet place one fan respectively is installed, in the exit of the seal channel of this heat exchanger a condensate water guide groove is installed.
Said cooling piece two ends can be provided with thermal insulation board.
The radiator of said fin can be the needle-like radiator, this needle-like radiator and said vertical being connected of fin base plate.
The radiator of said fin can be the needle-like radiator, and this needle-like radiator tilts to be connected with said fin base plate.
The radiator of said fin also can be the sheet radiator, this sheet radiator and said vertical being connected of fin base plate, and a side of said each sheet radiator is skewed.
Said guiding gutter can be the cannelure of rectangle, and it is discharged condensed water by weep pipe.
The integral installation of this semiconductor projector refrigerating plant is that gluing together between cooling piece and fin, remaining parts is installed by screw.
Operation principle of the present utility model is summarized as follows:
The operation principle of cooling piece is that cooling piece can produce the end phenomenon that an end heats of freezing after the power supply output DC.Utilize the refrigeration and the fin of cooling piece can finely carry out heat conducting characteristic, fan by air intake vent is blown into air at room temperature, make air at room temperature enter the seal channel that the geometry by fin forms and carry out heat exchange, blow out cold wind from the other end of seal channel, two fans are installed respectively on the fin of seal channel both sides, its objective is the heat that cooling piece is produced, the fan of the hot-side heat dissipation sheet by cooling piece carries out forced heat radiation, carry out heat exchange with air, make as much as possible the torrid zone that cooling piece produced is walked, make the temperature of cold junction fin lower, improve the efficient of refrigeration; Because under the condition of hot and humid degree, the exit of this device cold wind is easy to occur the phenomenon of condensed water, this place's water storage tank of installation carries out water conservancy diversion to the condensed water that it produced by weep pipe now.This refrigerating plant carries out suspension bracket according to the model of different projectors to be installed, and its cold air outlet is partly aimed at the air inlet of projector.
Description of drawings
Fig. 1 is a semiconductor cooling device example structure schematic diagram of the present utility model, and wherein Figure 1A is the front view of this device, and Figure 1B is the vertical view of this device.
Fig. 2 is fin embodiment one structural representation of the present utility model, and wherein Fig. 2 A is a front view, and Fig. 2 B is a vertical view, and Fig. 2 C is an end view.
Fig. 3 is fin embodiment two structural representations of the present utility model, and wherein Fig. 3 A is a front view, and Fig. 3 B is a vertical view, and Fig. 3 C is an end view.
Fig. 4 is fin embodiment three structural representations of the present utility model, and wherein Fig. 4 A is a front view, and Fig. 4 B is a vertical view, and Fig. 4 C is an end view.
The utility model semiconductor projector refrigerating plant is elaborated as follows in conjunction with the accompanying drawings: semiconductor cooling device structure such as Fig. 1, shown in, wherein A figure is the front view of this device, B figure is the vertical view of this device.Have 7 parts among the figure and form, they are respectively fin 11, cooling piece 12, and thermal insulation board 13 is by the heat exchanger 14 that two fin constitute, fan 15, water storage tank 16, guiding gutter 17.The structural group of this semiconductor cooling device becomes: forced heat radiation is carried out by 15 pairs of two hot-side heat dissipation sheets 11 of fan in device both sides, outer end, according to an end of cooling piece 12 operating characteristic that an end heats of freezing, between 11 and 14, increased thermal insulation board 13, utilize the cold air path of a sealing of geometry formation of interchanger 14, in the exit of cold air water storage tank 16 is arranged, and carry out current drainage by weep pipe 17.
The utility model is designed three kinds of heat radiating fin structure embodiment, comprising: sheet type fin and needle plate type fin.
The structure of embodiment one as shown in Figure 2, wherein Fig. 2 A is a front view, Fig. 2 B is a vertical view, Fig. 2 C is an end view.Among Fig. 2, this sheet radiator is milled into a slope with said vertical being connected of fin base plate, this sheet radiator one end, in order to prevent oozing of condensed water; This structure can be used as the cold junction heat exchanging fin; The hot-side heat dissipation sheet that mates with it does not have this slope.
The structure of embodiment two as shown in Figure 3, wherein, Fig. 3 A is a front view, Fig. 3 B is a vertical view, Fig. 3 C is an end view, this radiator is the needle-like radiator, this needle-like radiator tilts to be connected with said fin base plate.This structure can be used as the cold junction heat exchanging fin;
The structure of embodiment three as shown in Figure 4, wherein, Fig. 4 A is a front view, Fig. 4 B is a vertical view, Fig. 4 C is an end view, the radiator of said fin is the needle-like radiator, this needle-like radiator and said vertical being connected of fin base plate.This structure can be used as the hot-side heat dissipation sheet.
Claims (6)
1, a kind of semiconductor projector refrigerating plant is characterized in that, comprises four fin, four cooling pieces, three fans and power supply and a guiding gutter; Said fin is made up of base plate, side plate and the radiator that is installed in a plurality of separation on this base plate, each radiator of said first and second fin is connected to form a cold-side heat exchanger, and the space between this each radiator forms the air duct of a sealing; The base plate of said third and fourth fin is connected to form the hot junction with the base plate of first and second fin respectively, junction at the base plate of two fin is provided with said cooling piece, outside a side of said heat exchanger and the radiator outer end of third and fourth hot-side heat dissipation sheet place a fan respectively is installed, in the exit of the seal channel of this heat exchanger a condensate water guide groove is installed.
2, semiconductor as claimed in claim 1 projector refrigerating plant is characterized in that said cooling piece two ends are provided with thermal insulation board.
3, semiconductor as claimed in claim 1 projector refrigerating plant is characterized in that the radiator of said fin is the needle-like radiator, this needle-like radiator and said vertical being connected of fin base plate.
4, semiconductor as claimed in claim 1 projector refrigerating plant is characterized in that the radiator of said fin is the needle-like radiator, and this needle-like radiator tilts to be connected with said fin base plate.
5, semiconductor as claimed in claim 1 projector refrigerating plant, it is characterized in that, the radiator of said fin is the sheet radiator, this sheet radiator and said vertical being connected of fin base plate, and a side of said each sheet radiator is skewed.
6, condensate water guide groove as claimed in claim 1 is characterized in that, said guiding gutter is the cannelure of rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01233493 CN2502405Y (en) | 2001-08-24 | 2001-08-24 | Refrigeration device for semiconductor projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01233493 CN2502405Y (en) | 2001-08-24 | 2001-08-24 | Refrigeration device for semiconductor projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2502405Y true CN2502405Y (en) | 2002-07-24 |
Family
ID=33647316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01233493 Expired - Fee Related CN2502405Y (en) | 2001-08-24 | 2001-08-24 | Refrigeration device for semiconductor projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2502405Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107296420A (en) * | 2017-07-06 | 2017-10-27 | 宜宾学院 | A kind of new cold-warm chair |
| CN108776499A (en) * | 2018-06-29 | 2018-11-09 | 深圳彩翼光电科技有限公司 | A kind of cooling control method of projector, software and system |
| WO2019148700A1 (en) * | 2018-02-05 | 2019-08-08 | 深圳光峰科技股份有限公司 | Thermal out-of-focus preventing projection apparatus |
-
2001
- 2001-08-24 CN CN 01233493 patent/CN2502405Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107296420A (en) * | 2017-07-06 | 2017-10-27 | 宜宾学院 | A kind of new cold-warm chair |
| WO2019148700A1 (en) * | 2018-02-05 | 2019-08-08 | 深圳光峰科技股份有限公司 | Thermal out-of-focus preventing projection apparatus |
| CN110119012A (en) * | 2018-02-05 | 2019-08-13 | 深圳光峰科技股份有限公司 | Solar heat protection projection arrangement out of focus |
| CN110119012B (en) * | 2018-02-05 | 2021-12-07 | 深圳光峰科技股份有限公司 | Heat-proof defocusing projection device |
| CN108776499A (en) * | 2018-06-29 | 2018-11-09 | 深圳彩翼光电科技有限公司 | A kind of cooling control method of projector, software and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |