CN215729249U - Projector with circulating heat dissipation system - Google Patents
Projector with circulating heat dissipation system Download PDFInfo
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- CN215729249U CN215729249U CN202121392432.3U CN202121392432U CN215729249U CN 215729249 U CN215729249 U CN 215729249U CN 202121392432 U CN202121392432 U CN 202121392432U CN 215729249 U CN215729249 U CN 215729249U
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Abstract
The utility model discloses a projector with a circulating heat dissipation system, which comprises a projector shell, a lens, a projection assembly and the circulating heat dissipation system, wherein the lens is arranged on the front surface of the projector shell; the circulating heat dissipation system comprises a radiator, a first heat pipe, an air exhaust heat dissipation device, a second heat pipe and a water cooling heat dissipation device, wherein the radiator is installed in a matched mode with a heat source piece in a corresponding projection assembly, a heat conduction assembly and refrigerating fluid are arranged inside the radiator, one end of the heat conduction assembly is arranged in contact with the heat source piece, the other end of the heat conduction assembly is immersed into the refrigerating fluid, the top of the radiator is communicated with the first heat pipe for circulation of the gaseous refrigerating fluid, the free end of the first heat pipe is communicated with the inlet end of the air exhaust heat dissipation device, the outlet end of the air exhaust heat dissipation device is communicated with the second heat pipe, the free end of the second heat pipe is communicated with the bottom of the radiator, and the water cooling heat dissipation device is installed on the second heat pipe.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to a projector with a circulating heat dissipation system.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes.
The core part of projecting apparatus is light source and DMD chip, also is the main heat source of projecting apparatus simultaneously, and the long-time work of core part can send a large amount of big heat, if not in time effectively dispel the heat can produce very big influence to inside other electronic components and optical components of equipment and optical components (if lead to optical lens formation of image to produce the phase difference, electronic components life-span decay is ageing). Adopt air-cooled radiator unit (like the fan) to carry out the heat dissipation of airing exhaust with the heat that the inside heat source during operation of projecting apparatus produced among the prior art usually, but because equipment internals is more, inside gas flow channel nature is poor, be unfavorable for the air current fully to contact with inside heat source, heat dispersion is not good, and current air-cooled radiator unit does not have the effect of system cold wind moreover, under the higher environment of temperature or long-time use, its heat dispersion is not enough, influence the projection effect, can damage projecting apparatus internals even, and then lead to equipment life to reduce by a wide margin.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides a projector with a circulating heat dissipation system, which is used for independently isolating heat sources in equipment and performing independent circulating heat dissipation treatment on each heat source, so that the heat dissipation effect is good, the heat dissipation efficiency is high, the service life of the equipment is effectively prolonged, and the equipment is suitable for various extreme working environments.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a projector with a circulating heat dissipation system, which comprises a projector shell, a lens, a projection assembly and the circulating heat dissipation system, wherein the lens is arranged on the front surface of the projector shell; the circulating heat dissipation system comprises a radiator, a first heat pipe, an air exhaust heat dissipation device, a second heat pipe and a water cooling heat dissipation device, wherein the radiator corresponds to a heat source piece in the projection assembly in a matched mode, a heat conduction assembly and refrigerating fluid are arranged inside the radiator, one end of the heat conduction assembly is in contact with the heat source piece, the other end of the heat conduction assembly is immersed into the refrigerating fluid, the top of the radiator is communicated with the first heat pipe through which the gaseous refrigerating fluid flows, the free end of the first heat pipe is communicated with the inlet end of the air exhaust heat dissipation device, the outlet end of the air exhaust heat dissipation device is communicated with the second heat pipe, the free end of the second heat pipe is communicated with the bottom of the radiator, and the water cooling heat dissipation device is installed on the second heat pipe.
The exhaust heat dissipation device comprises a shell, a heat pipe, a heat radiating fin and a heat radiating fan, wherein the curved heat pipe for circulating gaseous refrigerant is arranged in the shell, two ends of the heat pipe are respectively communicated with the first heat pipe and the second heat pipe, the heat radiating fin is arranged on the outer side of the heat pipe, and the heat radiating fan is arranged on the outer side surface of the shell.
During operation, gaseous refrigerant liquid is by the leading-in to the heat pipe of first heat pipe in, and the heat that its carried is derived by heat pipe and fin fast, and the inside cooling that dispels the heat of the heat quick discharge casing of deriving through radiator fan, gaseous refrigerant liquid becomes liquid refrigerant liquid through the cooling.
The further improvement lies in that the water-cooling heat dissipation device comprises a water pump and a water-cooling plate which are sequentially arranged on the second heat pipe, and a cooling channel for circulating the refrigerant liquid is formed inside the water-cooling plate.
The liquid refrigerant liquid obtained by cooling through the air exhaust heat dissipation device is conveyed to the radiator through the second heat pipe for internal recycle, the liquid refrigerant liquid obtained by cooling through the air exhaust heat dissipation device still has higher temperature, if the liquid refrigerant liquid is directly introduced into the radiator, the cooling effect is poor, in order to further reduce the temperature of the liquid refrigerant liquid, a water cooling plate is arranged on the second heat pipe, and the refrigerant liquid flows through a cooling channel formed inside the water cooling plate for cooling.
The improvement is that a transverse mounting plate is arranged in the projector shell, the projection assembly is arranged below the mounting plate, the exhaust heat dissipation device and the water pump are arranged at the top of the mounting plate, and the water cooling plate is arranged below the mounting plate and close to the heat source part. Through setting up, rational utilization projecting apparatus shell inner space has reduced the volume of equipment.
The improvement is that the fan is installed at the projection assembly, and heat dissipation holes are uniformly formed in the periphery of the outer side of the projector shell.
Through setting up the fan, having accelerated the gas mobility in the mounting panel lower part space, can bring out some through the air that flows with the heat that heat source spare during operation produced in the projection subassembly, improved the radiating effect of equipment, guaranteed the normal use of equipment.
The further improvement is that a plurality of exhaust heat radiators connected in series are arranged in the circulating heat radiating system.
Because the heat that different heat source spare during operation produced is different, if the heat that light source device heat source during operation produced is far greater than the heat that the chip during operation produced, consequently, in order to guarantee the heat dissipation cooling effect to the light source device heat source, can set up a plurality of series connection's the heat abstractor that airs exhaust in the circulation cooling system rather than corresponding the installation, the specific installation quantity of the heat abstractor that airs exhaust can set up according to the actual use demand of equipment.
In a further improvement, the heat conducting component is a heat conducting pipe and/or a heat conducting fin, and a heat conducting silicone grease layer is arranged between the heat conducting component and the heat source element.
The heat generated by the heat source part is led into the radiator through the heat conducting assembly, so that the effect of quickly cooling and radiating the heat source part is realized; through setting up heat conduction silicone grease layer, realized quick heat conduction's effect.
The further improvement is that quick connectors for connecting the first heat pipe or the second heat pipe are arranged on the outer sides of the radiator, the air exhaust heat radiating device and the water cooling heat radiating device. Through setting up, can be convenient quick install, dismantle maintenance or change each spare part.
In a further improvement, the projector housing is composed of a top cover and a bottom cover which are detachably connected.
Compared with the prior art, the utility model has the following beneficial effects:
in the projection assembly, each heat source part is respectively provided with an independent circulating heat dissipation system, so that heat sources in the device are independently isolated, and each heat source is subjected to independent circulating heat dissipation treatment, the device has good heat dissipation effect and high heat dissipation efficiency, the service life of the device is effectively prolonged, and the projection assembly is suitable for various extreme working environments; through the cooperation of the radiator, the first heat pipe, the air exhaust heat dissipation device, the second heat pipe and the water cooling heat dissipation device in the circulating heat dissipation system, the heat generated by the heat source piece during working enables the refrigerant liquid in the radiator to be gasified and become gaseous, the gaseous refrigerant liquid is conveyed to the air exhaust heat dissipation device by the first heat pipe for cooling and heat dissipation, the gasified refrigerant liquid becomes liquid refrigerant liquid, the liquid refrigerant liquid is further cooled by the water cooling heat dissipation device, and finally the gaseous refrigerant liquid is conveyed to the radiator by the second heat pipe for recycling.
Drawings
The utility model is described in further detail below with reference to specific embodiments and with reference to the following drawings.
Fig. 1 is a schematic view of the overall structure of a projector according to the present invention;
FIG. 2 is a schematic view of the projector of the present invention with the top cover removed;
FIG. 3 is a schematic view of the internal structure of the projector according to the present invention;
FIG. 4 is a schematic structural diagram of an air-exhausting heat-dissipating device according to the present invention;
FIG. 5 is a schematic view of the structure of the heat source member of the present invention;
wherein, the specific reference numbers are: the projector comprises a projector shell 1, a top cover 2, a bottom cover 3, a heat dissipation hole 4, a lens 5, a mounting plate 6, a fan 7, a projection assembly 8, a heat source part 9, a circulating heat dissipation system 10, a heat radiator 11, a first heat pipe 12, an exhaust heat dissipation device 13, a shell 14, a heat dissipation fan 15, a second heat pipe 16, a water-cooling heat dissipation device 17, a water pump 18 and a water-cooling plate 19.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
The embodiment of the utility model discloses a projector with a circulating heat dissipation system, as shown in fig. 1 to 5, the projector comprises a projector shell 1, a lens 5, a projection assembly 8 and a circulating heat dissipation system 10, wherein the projector shell 1 is composed of a top cover 2 and a bottom cover 3 which are detachably connected, the lens 5 is installed on the front surface of the projector shell 1, the projection assembly 8 is arranged in the projector shell 1, the circulating heat dissipation system 10 is correspondingly arranged at each heat source piece 9 in the projection assembly 8, the projector is a DLP laser projector in the embodiment, and the heat source pieces 9 in the projector are laser light source assemblies and chips, therefore, two groups of independent circulating heat dissipation systems 10 are arranged in the projector shell 1 in the embodiment, heat sources in the projector are independently isolated, and each heat source is subjected to independent circulating heat dissipation treatment. The circulating heat dissipation system 10 comprises a radiator 11, a first heat pipe 12, an air exhaust heat dissipation device 13, a second heat pipe 16 and a water cooling heat dissipation device 17, the radiator 11 is installed in cooperation with a heat source part 9 in a corresponding projection assembly 8, a heat conduction assembly and refrigerant liquid are arranged inside the radiator 11, one end of the heat conduction assembly is arranged in contact with the heat source part 9, the other end of the heat conduction assembly is immersed into the refrigerant liquid, the top of the radiator 11 is communicated with the first heat pipe 12 for circulation of the gaseous refrigerant liquid, the free end of the first heat pipe 12 is communicated with the inlet end of the air exhaust heat dissipation device 13, the outlet end of the air exhaust heat dissipation device 13 is communicated with the second heat pipe 16, the free end of the second heat pipe 16 is communicated with the bottom of the radiator 11, and the water cooling heat dissipation device 17 is installed on the second heat pipe 16. During operation, heat generated in the working process of the heat source element 9 is conducted into refrigerant liquid inside the radiator 11 through the heat conducting assembly, the refrigerant liquid absorbs heat and is gasified to become gaseous, the gaseous refrigerant liquid is conveyed to the air exhaust heat dissipation device 13 through the first heat pipe 12 to be cooled and dissipated, the gasified refrigerant liquid becomes liquid refrigerant liquid, the liquid refrigerant liquid is further cooled through the water cooling heat dissipation device 17, and finally the liquid refrigerant liquid is conveyed to the radiator 11 through the second heat pipe 16 to be recycled, and the circulating heat dissipation system 10 has an excellent circulating heat dissipation effect and high heat dissipation efficiency.
The exhaust heat dissipation device 13 includes a casing 14, a heat pipe, a heat sink, and a heat dissipation fan 15, wherein the casing 14 is internally installed with a curved heat pipe for circulating gaseous refrigerant, two ends of the heat pipe are respectively communicated with the first heat pipe 12 and the second heat pipe 16, the heat sink is disposed outside the heat pipe, and the plurality of heat dissipation fans 15 are installed on the outer side surface of the casing 14. During operation, gaseous refrigerant liquid is guided into to the heat pipe by first heat pipe 12, and the heat that it carried is derived by heat pipe and fin fast, and the heat that will derive is discharged the inside cooling that dispels the heat of casing 14 fast through radiator fan 15, and gaseous refrigerant liquid becomes liquid refrigerant liquid through cooling.
The water-cooled heat sink 17 includes a water pump 18 and a water-cooled plate 19 sequentially mounted on the second heat pipe 16, and a cooling channel for circulating a refrigerant is formed inside the water-cooled plate 19. The liquid refrigerant obtained by cooling through the exhaust heat dissipation device 13 is conveyed to the radiator 11 by the second heat pipe 16 through the water pump 18 for recycling, and because the liquid refrigerant obtained by cooling through the exhaust heat dissipation device 13 still has a high temperature, if the liquid refrigerant is directly introduced into the radiator 11, the cooling effect is poor, in order to further reduce the temperature of the liquid refrigerant, the water cooling plate 19 is installed on the second heat pipe 16, and the refrigerant flows through a cooling channel formed inside the water cooling plate 19 for cooling.
Wherein, the inside mounting panel 6 that is equipped with transversely sets up of projecting apparatus shell 1, projection subassembly 8 is located mounting panel 6 below, and exhaust heat abstractor 13 and water pump 18 are located mounting panel 6 top, and water-cooling board 19 is located mounting panel 6 below and is close to heat source 9 department. Through setting up, the rational utilization projecting apparatus shell 1 inner space has reduced the volume of equipment.
Wherein, fan 7 is installed to projection subassembly 8 department, and louvre 4 has evenly been seted up around the projecting apparatus shell 1 outside. Through setting up fan 7, the gas mobility in 6 lower part spaces of mounting panel has been accelerated, can take out a part through the air that flows with the heat that heat source 9 during operation produced among the projection subassembly 8, has improved the radiating effect of equipment, has guaranteed the normal use of equipment.
Wherein, a plurality of exhaust heat radiators 13 connected in series are arranged in the circulating heat radiating system 10. Because the heat that different heat source spare 9 during operation produced is different, the heat that produces like laser light source subassembly during operation is far greater than the heat that the chip during operation produced, consequently, in order to guarantee the heat dissipation cooling effect to laser light source subassembly, can set up a plurality of series connection's the heat abstractor 13 that airs exhaust in the circulation cooling system 10 rather than corresponding the installation, the concrete installation quantity of the heat abstractor 13 that airs exhaust can set up according to the in-service use demand of equipment.
Wherein, the heat conduction component is a heat pipe and/or a heat conduction sheet, and a heat conduction silicone grease layer is arranged between the heat conduction component and the heat source piece 9. The heat generated by the heat source part 9 is led into the radiator 11 through the heat conducting component, so that the effect of quickly cooling and radiating the heat source part 9 is realized; through setting up heat conduction silicone grease layer, realized quick heat conduction's effect.
Wherein, the fast interface used for connecting with the first heat pipe 12 or the second heat pipe 16 is arranged outside the radiator 11, the air exhaust heat dissipation device 13 and the water cooling heat dissipation device 17. Through setting up, can be convenient quick install, dismantle maintenance or change each spare part.
In the utility model, each heat source part 9 in the projection assembly 8 is respectively provided with an independent circulating heat dissipation system 10, so that heat sources in the equipment are independently isolated, and each heat source is subjected to independent circulating heat dissipation treatment, therefore, the equipment has good heat dissipation effect and high heat dissipation efficiency, effectively prolongs the service life of the equipment, and is suitable for various extreme working environments.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the utility model and are not intended to be limiting. For a person skilled in the art to which the utility model pertains, several simple deductions, modifications or substitutions may be made according to the idea of the utility model.
Claims (9)
1. A projector with a circulating heat dissipation system is characterized by comprising a projector shell, a lens, a projection assembly and the circulating heat dissipation system, wherein the lens is installed on the front face of the projector shell, the projection assembly is arranged in the projector shell, and the circulating heat dissipation system is correspondingly arranged at each heat source part in the projection assembly; the circulating heat dissipation system comprises a radiator, a first heat pipe, an air exhaust heat dissipation device, a second heat pipe and a water cooling heat dissipation device, wherein the radiator corresponds to a heat source piece in the projection assembly in a matched mode, a heat conduction assembly and refrigerating fluid are arranged inside the radiator, one end of the heat conduction assembly is in contact with the heat source piece, the other end of the heat conduction assembly is immersed into the refrigerating fluid, the top of the radiator is communicated with the first heat pipe through which the gaseous refrigerating fluid flows, the free end of the first heat pipe is communicated with the inlet end of the air exhaust heat dissipation device, the outlet end of the air exhaust heat dissipation device is communicated with the second heat pipe, the free end of the second heat pipe is communicated with the bottom of the radiator, and the water cooling heat dissipation device is installed on the second heat pipe.
2. The projector as claimed in claim 1, wherein the exhaust heat sink comprises a housing, a heat pipe, a heat sink and a heat dissipation fan, the housing is internally provided with a curved heat pipe for circulating the gaseous refrigerant, two ends of the heat pipe are respectively communicated with the first heat pipe and the second heat pipe, the heat sink is disposed outside the heat pipe, and the heat dissipation fan is disposed outside the housing.
3. The projector with the circulating heat radiating system according to claim 1 or 2, wherein the water-cooling heat radiating device comprises a water pump and a water-cooling plate which are sequentially installed on the second heat pipe, and a cooling channel for circulating the refrigerant is formed inside the water-cooling plate.
4. The projector with the circulating heat radiating system as claimed in claim 3, wherein a transversely arranged mounting plate is arranged inside the projector housing, the projection assembly is located below the mounting plate, the air exhaust heat radiating device and the water pump are located on the top of the mounting plate, and the water cooling plate is located below the mounting plate and close to the heat source component.
5. The projector as claimed in claim 4, wherein the fan is installed at the projection module, and the heat dissipation holes are formed around the outer side of the projector housing.
6. A projector as claimed in claim 1, wherein a plurality of the exhaust heat sinks connected in series are provided in the circulating heat dissipating system.
7. The projector as claimed in claim 1, wherein the heat conducting member is a heat conducting pipe and/or a heat conducting fin, and a heat conducting silicone layer is provided between the heat conducting member and the heat source member.
8. The projector with the circulating heat dissipating system as claimed in claim 1, wherein the heat sink, the air exhaust heat dissipating device and the water cooling heat dissipating device are provided with quick connectors at outer sides thereof for connecting with the first heat pipe or the second heat pipe.
9. The projector with the circulating heat dissipating system as claimed in claim 1, wherein the projector housing is composed of a top cover and a bottom cover detachably coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121392432.3U CN215729249U (en) | 2021-06-22 | 2021-06-22 | Projector with circulating heat dissipation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121392432.3U CN215729249U (en) | 2021-06-22 | 2021-06-22 | Projector with circulating heat dissipation system |
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| Publication Number | Publication Date |
|---|---|
| CN215729249U true CN215729249U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121392432.3U Active CN215729249U (en) | 2021-06-22 | 2021-06-22 | Projector with circulating heat dissipation system |
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| CN (1) | CN215729249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114721208A (en) * | 2022-02-24 | 2022-07-08 | 长沙创荣电子科技有限公司 | Projector shell |
-
2021
- 2021-06-22 CN CN202121392432.3U patent/CN215729249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114721208A (en) * | 2022-02-24 | 2022-07-08 | 长沙创荣电子科技有限公司 | Projector shell |
| CN114721208B (en) * | 2022-02-24 | 2024-03-12 | 长沙创荣电子科技有限公司 | Projector shell |
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