CN220726668U - Air duct structure with guiding function - Google Patents
Air duct structure with guiding function Download PDFInfo
- Publication number
- CN220726668U CN220726668U CN202322411551.4U CN202322411551U CN220726668U CN 220726668 U CN220726668 U CN 220726668U CN 202322411551 U CN202322411551 U CN 202322411551U CN 220726668 U CN220726668 U CN 220726668U
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- Prior art keywords
- guiding
- model
- groove
- duct structure
- air
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- 239000004065 semiconductor Substances 0.000 claims description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an air duct structure with a guiding function, which comprises a turbofan shell and an air direction guiding piece, wherein a turbofan and a mounting groove are arranged in the turbofan shell, the air direction guiding piece is mounted in the mounting groove, the air direction guiding piece comprises an abutting plate, a first guiding plate, a plurality of second guiding plates and a plurality of third guiding plates, the first guiding plate, the plurality of second guiding plates and the plurality of third guiding plates are all connected to the abutting plate, a first air guiding groove is formed by enclosing the first guiding plate and the second guiding plate, a second air guiding groove is formed by enclosing the second guiding plate and the third guiding plate, and a fourth air guiding groove is formed by enclosing the second guiding plate and the third guiding plate. When the projector of model 5.7 inch 836 works, 20 temperature points of the working surface of the projector are detected, a plurality of temperature areas are formed according to the working temperature points of the surface of the projector, and the air duct structure is designed, so that the service life of the projector is prolonged.
Description
Technical Field
The utility model belongs to the technical field of projector heat dissipation, and particularly relates to an air duct structure with a guiding function.
Background
The conventional projector heat sink generally dissipates heat from a plurality of heat sinks to an optical module, a PCB (Pr inted CircuitBoard ) and a DMD (Digital m. crmirr Device), but after the heat is dissipated into the housing, the heat cannot be discharged out of the housing, which causes a temperature rise in the housing. The long-time retention of the heat in the shell can affect the service life of components in the shell, and secondly, as the requirements of people on miniaturization and light weight are higher and higher, the requirements on heat dissipation efficiency are also higher.
At present, the projector mostly adopts a semiconductor refrigeration heat dissipation device to dissipate heat of the projector, but when each projector works, the surface temperature points are different, if cold air is directly led in by adopting a cold end to cool, the projector is easy to be blocked, the existing semiconductor refrigeration heat dissipation device does not block the projector when working for 8 hours under the environment of 45 ℃ as a standard of the projector heat dissipation, and the standard requirement is met.
However, for a projector of model 5.7 inches 836, the existing semiconductor heat dissipation device cannot meet the standard requirements, and normal operation of the projector of the model is affected.
Disclosure of Invention
The utility model aims at: in order to solve the problem that the existing semiconductor cooling and radiating device does not block a screen when working for 8 hours under the environment of 45 ℃ in which the standard of radiating the projector is 45 ℃, namely, meets the standard requirement, but the existing semiconductor cooling device cannot meet the standard requirement aiming at the projector with the model of 5.7 inches 836, influences the normal working of the projector with the model, and provides an air duct structure with a guiding function.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an air duct structure with direction function, includes turbofan casing and wind direction guide piece, be provided with turbofan and mounting groove in the turbofan casing, the wind direction guide piece is installed the mounting groove, the wind direction guide piece includes butt board, first deflector, a plurality of second deflector and a plurality of third deflector, first deflector, a plurality of second deflector and a plurality of the third deflector all are connected on the butt board, first deflector with enclose between the second deflector and keep off and form first wind guiding groove, adjacent enclose between the second deflector and keep off and form second wind guiding groove, the second deflector with enclose between the third deflector and keep off and form third wind guiding groove, adjacent enclose between the third deflector and keep off and form fourth wind guiding groove.
As a further description of the above technical solution:
the heights of the third guide plate and the second guide plate are larger than those of the first guide plate, and the height of the second guide plate is larger than that of the third guide plate.
As a further description of the above technical solution:
the turbofan comprises a turbofan shell, wherein connecting lugs are arranged on two sides of the turbofan shell, and connecting holes are formed in the connecting lugs.
As a further description of the above technical solution:
the bottom of the turbofan shell is provided with a placing groove, and the semiconductor refrigerating sheet is installed in the placing groove.
As a further description of the above technical solution:
the two ends of the placing groove are provided with fixing holes, the limiting screw is in threaded connection with the fixing holes, and the bottom of the limiting screw is abutted to the surface of the semiconductor refrigerating sheet.
As a further description of the above technical solution:
the side edge of the top of the abutting plate is provided with an inclined clearance surface.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. according to the utility model, by arranging the air duct structure with the guide function, 20 temperature points of the working surface of the projector with the model of 836 of 5.7 inches are detected when the projector works, then a plurality of temperature areas are formed according to the working temperature points of the surface of the projector, the air duct structure is designed, the guide plates with different heights are used for forming the air guide grooves with different air volumes, so that the different air guide grooves uniformly cool the specific temperature areas, the structure avoids that the semiconductor refrigeration heat dissipation structure directly blows on the surface of the projector, and the surface of the projector is black, the structure can realize the projector with the model of 836 of 5.7 inches, the projector does not have a black screen when working for 2000 hours in the environment of 45 ℃, the standard requirement is greatly met, and the service life of the projector is prolonged.
2. According to the utility model, the wind direction guide piece is detachably arranged in the mounting groove of the turbofan shell, so that the structure of the wind direction guide piece guide plate can be changed according to the model of the projector, the practicability is high, and meanwhile, the side edge of the top of the abutting plate is provided with the inclined clearance surface, so that the wind direction guide piece is conveniently arranged in the mounting groove.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of an air duct structure with a guiding function.
Fig. 2 is a perspective view of a wind direction guide in an air duct structure having a guiding function.
Fig. 3 is a front view of an air duct structure with guiding function.
Fig. 4 is a rear view of an air duct structure with a guiding function.
Legend description:
1-a turbofan housing; 2-wind direction guide; 21-abutting plate; 22-a first guide plate; 23-a second guide plate; 24-a third guide plate; 3-turbine fan; 4-mounting grooves; 5-a first air guide groove; 6-a second air guide groove; 7-a third air guide groove; 8-a fourth air guide groove; 9-connecting lugs; 10-connecting holes; 11-a placement groove; 12-fixing holes; 13-inclined clearance surface.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In describing embodiments of the present utility model, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "inner", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an air duct structure with direction function, includes turbofan housing 1 and wind direction guide piece 2, be provided with turbofan 3 and mounting groove 4 in the turbofan housing 1, wind direction guide piece 2 installs mounting groove 4, wind direction guide piece 2 includes butt board 21, first deflector 22, a plurality of second deflector 23 and a plurality of third deflector 24 all connect on the butt board 21, enclose between first deflector 22 with enclose between the second deflector 23 and keep off and form first wind guiding groove 5, adjacent enclose between the second deflector 23 and keep off and form second wind guiding groove 6, second deflector 23 with enclose between the third deflector 24 and keep off and form third wind guiding groove 7, adjacent enclose between the third deflector 24 and keep off and form fourth wind guiding groove 8.
The third guide plate 24 and the second guide plate 23 are both greater in height than the first guide plate 22, and the second guide plate 23 is greater in height than the third guide plate 24.
The two sides of the turbofan shell 1 are provided with connecting lugs 9, and the connecting lugs 9 are provided with connecting holes 10.
The bottom of the turbofan shell 1 is provided with a placing groove 11, and the semiconductor refrigerating sheet is installed in the placing groove 11.
The two ends of the placing groove 11 are provided with fixing holes 12, the limiting screw is in threaded connection with the fixing holes 12, and the bottom of the limiting screw is abutted to the surface of the semiconductor refrigerating sheet.
The top side of the abutting plate 21 is provided with an inclined clearance surface 13.
Working principle: through setting up the wind channel structure of direction function, when the projecting apparatus according to 5.7 cun 836 model works, detect 20 temperature points of its working surface, then form a plurality of temperature region according to the temperature point that the projecting apparatus surface worked, carry out the design of wind channel structure to it, utilize the deflector of different co-altitude to form the wind-guiding groove of different amount of wind, make different wind-guiding grooves evenly cool down to specific temperature region, this structure has avoided the direct blowing of semiconductor refrigeration heat radiation structure at the surface of projecting apparatus, lead to projecting apparatus surface black screen, and this structure can realize the projecting apparatus of 5.7 cun 836 model, under 45 degrees centigrade environment, work 2000 hours does not black screen, the standard requirement has been satisfied far away, improve the life of projecting apparatus.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an air duct structure with direction function, its characterized in that includes turbofan housing (1) and wind direction guide (2), be provided with turbofan (3) and mounting groove (4) in turbofan housing (1), wind direction guide (2) install mounting groove (4), wind direction guide (2) include butt board (21), first deflector (22), a plurality of second deflector (23) and a plurality of third deflector (24), the first guide plates (22), the second guide plates (23) and the third guide plates (24) are all connected to the abutting plate (21), a first air guide groove (5) is formed by enclosing between the first guide plates (22) and the second guide plates (23), a second air guide groove (6) is formed by enclosing between the second guide plates (23), a third air guide groove (7) is formed by enclosing between the second guide plates (23) and the third guide plates (24), and a fourth air guide groove (8) is formed by enclosing between the adjacent third guide plates (24).
2. A duct structure with guiding function according to claim 1, characterized in that the third guiding plate (24) and the second guiding plate (23) are both higher than the first guiding plate (22), and the second guiding plate (23) is higher than the third guiding plate (24).
3. The air duct structure with the guiding function according to claim 2, wherein connecting lugs (9) are arranged on two sides of the turbofan housing (1), and connecting holes (10) are formed in the connecting lugs (9).
4. The air duct structure with the guiding function according to claim 1, wherein a placement groove (11) is formed in the bottom of the turbofan housing (1), and the semiconductor refrigerating sheet is installed in the placement groove (11).
5. The air duct structure with the guiding function according to claim 4, wherein fixing holes (12) are formed in two ends of the placement groove (11), limiting screws are screwed into the fixing holes (12), and bottoms of the limiting screws are abutted to the surface of the semiconductor refrigerating sheet.
6. An air duct structure with guiding function according to claim 1, characterized in that the top side of the abutment plate (21) is provided with an inclined clearance surface (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411551.4U CN220726668U (en) | 2023-09-06 | 2023-09-06 | Air duct structure with guiding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411551.4U CN220726668U (en) | 2023-09-06 | 2023-09-06 | Air duct structure with guiding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220726668U true CN220726668U (en) | 2024-04-05 |
Family
ID=90488674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322411551.4U Active CN220726668U (en) | 2023-09-06 | 2023-09-06 | Air duct structure with guiding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220726668U (en) |
-
2023
- 2023-09-06 CN CN202322411551.4U patent/CN220726668U/en active Active
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