CN219758648U - Projector - Google Patents
Projector Download PDFInfo
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- CN219758648U CN219758648U CN202320768092.2U CN202320768092U CN219758648U CN 219758648 U CN219758648 U CN 219758648U CN 202320768092 U CN202320768092 U CN 202320768092U CN 219758648 U CN219758648 U CN 219758648U
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- Prior art keywords
- air
- radiator
- projector
- air inlet
- air outlet
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- 230000003287 optical effect Effects 0.000 claims abstract description 29
- 239000004744 fabric Substances 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 36
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
The utility model discloses a projector, which comprises a shell, a mounting bracket, an optical machine, a driving plate, a system plate, a first blower fan, a first radiator and a wind channel sponge, wherein the optical machine is arranged on the mounting bracket, and the optical machine, the driving plate and the system plate are sequentially stacked from bottom to top; the shell is provided with an air inlet and an air outlet, and an air inlet channel is formed by the air inlet, the interval between the driving plate and the system plate and the interval between the driving plate and the optical machine; the first air blower fan is arranged below the mounting bracket, the first radiator is arranged on the side surface of the mounting bracket, and the air outlet of the first air blower fan faces the first radiator and the air outlet, and the first air blower fan, the first radiator and the air outlet form an air outlet channel; the air duct sponge is attached to the mounting support, so that air flows intensively from the air inlet channel to the air outlet channel, and the air duct sponge can realize centralized heat dissipation of the inner structure of the projector, so that the projector is compact in structure, heat dissipation efficiency is improved, and working noise is reduced.
Description
Technical Field
The present disclosure relates to the field of projection devices, and more particularly, to a projector.
Background
The existing projector radiator generally dissipates heat of the optical machine and the main board through a plurality of radiators, and along with the increasing demands of people on miniaturization and light weight, the radiator also has higher demands on heat dissipation efficiency. After the heat is dissipated into the shell by the radiator in the projector, the heat dissipation in the shell is not concentrated due to the internal structural design of the projector, the heat dissipation efficiency is low, the heat cannot be timely discharged out of the shell, the temperature in the shell is increased, and the projection effect and the service life of the projector can be influenced for a long time; in addition, fans are required to be arranged at the air inlet position and the air outlet position in the existing projector cooling air duct, so that the whole projector is high in running noise. Therefore, in order to solve the problems of the lack of concentrated heat dissipation, low heat dissipation efficiency and large noise caused by the arrangement of the heat dissipation structure of the projector, the projector needs to be provided, so that the heat in the housing of the projector is concentrated to dissipate the heat while ensuring the compact internal structure of the projector, the heat dissipation efficiency is improved, and the noise generated during the working of the projector is reduced.
Disclosure of Invention
The utility model aims to provide a projector, which solves the problems of non-centralized heat dissipation, low heat dissipation efficiency and large noise caused by heat dissipation structure arrangement of the projector through the design of a heat dissipation air duct of the projector.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the projector comprises a shell, a mounting bracket, a light machine, a driving plate, a system plate, a first blower fan, a first radiator and a wind channel sponge, wherein the light machine is mounted on the mounting bracket; the shell is provided with an air inlet and an air outlet, the air inlet is positioned at the side edges of the driving plate and the system plate, and an air inlet channel is formed by the air inlet, the interval between the driving plate and the system plate and the interval between the driving plate and the optical machine; the first blast fan is installed below the installing support, the first radiator is installed on the side face of the installing support, the air outlet of the first blast fan faces the first radiator and the air outlet, the air duct sponge is installed on the installing support in a fitting mode, the first blast fan, the first radiator and the air outlet form an air outlet channel, and air flows from the air inlet channel to the air outlet channel.
Preferably, the air duct sponge comprises a first air duct sponge and a second air duct sponge, and the first air duct sponge is arranged between one side of the first blower fan and the mounting bracket and is positioned below the air inlet; the second air duct sponge is U-shaped and is positioned at the other side of the first blower fan.
Preferably, the driving plate is provided with a second blower fan and a second radiator, the second blower fan and the second radiator are positioned in the air inlet channel, and an air outlet of the second blower fan faces the second radiator.
Preferably, the solar heat collector further comprises a heat pipe and a third radiator, wherein the heat pipe is arranged on the optical machine and is positioned at one side close to the air inlet; the third radiator is arranged on the other side of the optical machine.
Preferably, an opening is formed in one side of the mounting bracket, and the third radiator is located above the opening.
Preferably, the first radiator is provided with a plurality of first fins which are vertically arranged, and the first fins are arranged at intervals.
Preferably, the air outlet is provided with a plurality of grids which are communicated with the first fins at intervals.
Preferably, the second radiator is provided with a plurality of second fins which are vertically arranged, the second fins are arranged at intervals, and the air outlet of the second blower fan is opposite to the second fins.
Preferably, the third radiator is provided with a plurality of third fins which are horizontally arranged and are arranged at intervals.
Preferably, the air inlet is provided with dustproof cloth, and the dustproof cloth is arranged inside the shell.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The air inlet channel of the projector provided by the utility model is formed by the air inlet, the interval between the driving plate and the system plate and the interval between the driving plate and the optical machine, so that other air guide structures do not need to be arranged to occupy the internal space of the projector, and the heat at the upper parts of the driving plate, the system plate and the optical machine can be directly taken away when air flow intensively enters the air inlet channel, so that the internal structure of the projector is compact, and the heat dissipation efficiency is improved; in the air outlet channel, the air outlet of the first blower fan faces the first radiator and the air outlet, so that concentrated heat dissipation is facilitated for the first radiator, and the heat dissipation efficiency is high.
(2) The first air duct sponge in the projector is arranged between one side of the first blower fan and the mounting bracket and is positioned below the air inlet, so that external air flows into the air inlet channel and then flows into the air outlet channel, the external air is prevented from flowing downwards from the air inlet and directly entering the air outlet channel, the air flow is facilitated to intensively dissipate heat of the driving plate, the system plate and the optical machine, heat is timely taken away, and the external air flows into the air outlet channel; the second air duct sponge is arranged in a U shape and is positioned at the other side of the first blower fan, so that air flow concentration is facilitated, and hot air flow is prevented from diffusing in the shell; and be equipped with the opening on the installing support to increase the flow that the air current got into the air-out passageway, be favorable to the interior air current of casing to concentrate to the air-out passageway flow, consequently whole heat dissipation wind channel design can concentrate the heat dissipation in the projector casing, and the heat dissipation wind channel is short, has improved radiating efficiency.
(3) The projector provided by the utility model horizontally arranges the first blower fan and the second blower fan, which is beneficial to the miniaturization of the projector structure; only the first blower fan is arranged as the whole machine blower fan, so that air flow can flow from the air inlet channel to the air outlet channel in a concentrated manner, air inside and outside the shell can be circulated alternately, the heat dissipation effect is good, and the noise of the projector during operation can be reduced; and the lamination design of the internal structure of the projector is beneficial to the design of a heat dissipation air duct and can also enable the internal structure of the projector to be compact.
(4) The projector provided by the utility model uniformly dissipates heat of the optical engine through the heat pipes and the third radiator at the two sides of the optical engine, the heat pipes rapidly guide the heat generated by the optical engine to the first radiator, and the heat is intensively dissipated in the air outlet channel, so that the heat dissipation effect is good; the third radiator is positioned above the openings on the first blower fan and the mounting bracket, so that the air flow passing through the third radiator dissipates heat from the air outlet channel in time, and the heat dissipation efficiency of the optical machine is high; the second blast fan rapidly guides the heat of the second radiator into the heat dissipation air duct, and the heat dissipation efficiency of the driving plate is high, so that the heat dissipation efficiency of the whole projector is improved, and the projector is ensured to work stably.
(5) According to the projector provided by the utility model, the dust cloth is arranged at the air inlet to isolate dust in the outside air, so that the dust is prevented from affecting the performance of the internal structure of the projector, and the service life of the projector is prolonged.
Drawings
FIG. 1 is a schematic diagram of a projector according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of an internal structure of a projector according to an embodiment of the utility model;
FIG. 3 is a schematic diagram showing an internal structure of a projector according to an embodiment of the utility model;
FIG. 4 is a schematic diagram of an internal structure of a projector according to an embodiment of the utility model;
fig. 5 is a schematic diagram of an air outlet of a projector according to an embodiment of the utility model.
Reference numerals: 1. a housing; 11. an air inlet; 12. an air outlet; 2. a mounting bracket; 21. an opening; 3. a light machine; 31. a first blower fan; 32. a first heat sink; 33. a heat pipe; 34. a third heat sink; 4. a driving plate; 41. a second blower fan; 42. a second heat sink; 5. a system board; 61. a first air duct sponge; 62. a second air duct sponge; 7. dust-proof cloth.
Detailed Description
The utility model is further explained below with reference to the drawings and specific embodiments. The drawings of the present utility model are merely schematic to facilitate understanding of the present utility model, and specific proportions thereof may be adjusted according to design requirements. The definition of the context of the relative elements and the front/back of the figures described herein should be understood by those skilled in the art to refer to the relative positions of the elements and thus all the elements may be reversed to represent the same elements, which are all within the scope of the present disclosure.
Referring to fig. 1 to 5, an embodiment of the present utility model provides a projector, which includes a casing 1, a mounting bracket 2, a light machine 3, a driving board 4, a system board 5, a first blower fan 31, a first radiator 32 and a wind channel sponge, wherein the light machine 3 is mounted on the mounting bracket 2, the light machine 3, the driving board 4 and the system board 5 are sequentially stacked from bottom to top, the driving board 4 is electrically connected with the light machine 3, and the system board 5 is fixedly mounted on the driving board 4, so that the internal structure of the projector is compact; the shell 1 is provided with an air inlet 11 and an air outlet 12, the air inlet 11 is positioned at the side edges of the driving plate 4 and the system plate 5, an air inlet channel is formed by the air inlet 11, the space between the driving plate 4 and the system plate 5 and the space between the driving plate 4 and the optical machine 3, so that air flow intensively enters the air inlet channel to take away heat at the upper parts of the system plate 5, the driving plate 4 and the optical machine 3; the first blast fan 31 is installed below the installing support 2, the first radiator 32 is installed on the side face of the installing support 2, the air outlet of the first blast fan 31 faces the first radiator 32 and the air outlet 12, the air duct sponge is attached to the installing support 2, the first blast fan 31, the first radiator 32 and the air outlet 12 form an air outlet channel, the design of a heat dissipation air duct can concentrate air flow, the air flow flows from the air inlet channel to the air outlet channel, the heat dissipation efficiency of the projector is improved, the working stability of the projector is guaranteed, and the service life of the projector is prolonged.
Referring to fig. 2 and 3, the air duct sponge includes a first air duct sponge 61 and a second air duct sponge 62, the first air duct sponge 61 is disposed between one side of the first blower fan 31 and the mounting bracket 2 and is located below the air inlet 11, so that external air flows into the air inlet channel and then flows into the air outlet channel, and air flow is prevented from directly flowing downwards into the air outlet channel after entering from the air inlet 11, which is beneficial for the air flow to intensively radiate the driving board 4, the system board 5 and the optical machine 3; the second air duct sponge 62 is disposed in a U-shape and is located at the other side of the first blower fan 31, so that the hot air flow in the casing 1 is concentrated to flow to the air outlet channel, and the hot air flow is prevented from diffusing in the projector, so that heat cannot be timely discharged.
In a specific embodiment, the driving plate 4 is provided with the second blower fan 41 and the second radiator 42, the second blower fan 41 and the second radiator 42 are positioned in the air inlet channel, and the second blower fan 41 is horizontally arranged on the driving plate 4, so that the space between the driving plate 4 and the system plate 5 is utilized, and the internal structure of the projector is compact; the second radiator 42 is provided with a plurality of vertically arranged second fins, the second fins are arranged at intervals, and the air outlet of the second blower fan 41 faces the second fins. When the second blower fan 41 works, a large amount of heat on the second radiator 42 is blown into the air inlet channel, and the air flow in the air inlet channel rapidly brings the heat away from the driving plate 4 and flows to the air outlet channel, so that the heat dissipation efficiency of the driving plate 4 is improved.
In the specific embodiment, the heat pipe 33 and the third radiator 34 are further included, the heat pipe 33 is disposed on the optical machine 3, and the heat pipe 33 is located at a side close to the air inlet 11; the third heat sink 34 is arranged on the other side of the light engine 3.
Referring to fig. 2, one end of the heat pipe 33 is connected to the optical engine 3, and the other end is vertically inserted into the first radiator 32, so as to increase the contact area between the heat pipe 33 and the first radiator 32, which is beneficial to the heat pipe 33 to rapidly guide the heat generated by the optical engine 3 onto the first radiator 32 for concentrated heat dissipation.
Referring to fig. 3, an opening 21 is provided at one side of the mounting bracket 2 to increase the flow rate of the air flow entering the air outlet channel, which is beneficial to centralizing the air outlet; the third radiator 34 is positioned above the opening 21, and the third radiator 34 is provided with a plurality of horizontally arranged third fins which are arranged at intervals; the air flow flowing from the air inlet channel to the air outlet channel passes through the third radiator 34 to take away the heat on the third fins, and then enters the air outlet channel from the opening 21 to radiate, so that the radiating air channel is short and the radiating efficiency is high.
In a specific embodiment, the first radiator 32 is provided with a plurality of first fins arranged vertically, and the first fins are arranged at intervals and are used for increasing the contact area with the first radiator 32 when the air passes through.
Referring to fig. 5, the air outlet 12 is provided with a plurality of grids which communicate with the spaces of the first fins, through which the air flows, and which rapidly remove heat from the first heat sink 32.
Referring to fig. 4, the air inlet 11 is provided with a dust-proof cloth 7, and the dust-proof cloth 7 is arranged inside the casing 1 and used for isolating dust in the outside air, avoiding the dust from affecting the performance of the internal structure of the projector, and prolonging the service life of the projector.
The projector provided by the embodiment of the utility model is provided with the heat dissipation air duct which consists of the air inlet channel, the air outlet channel, the first air duct sponge 61 and the second air duct sponge 62, so that air flow enters the shell 1 from the air inlet channel under the drive of the first blower fan 31, heat generated by the driving plate 4, the system plate 5 and the optical machine 3 in the projector is taken away, and flows to the air outlet channel to dissipate heat, the air flow in the heat dissipation air duct is concentrated, the heat dissipation air duct is short, the heat dissipation efficiency of the projector is improved while the internal structure of the projector is compact, the working noise of the projector is reduced, the projector can work stably for a long time, and the service life of the projector is prolonged; the first blower fan 31 and the second blower fan 41 in the air duct are horizontally arranged, wherein only the first blower fan 31 is arranged as a whole blower fan, and concentrated air flow dissipates heat of the internal structure of the projector, so that the structure of the projector is miniaturized, and the working noise of the projector is low; the first air channel sponge 61 and the second air channel sponge 62 are arranged, so that air flows intensively along the heat dissipation air channel, and the heat dissipation efficiency of the projector is improved.
The above embodiments are only for further illustrating the technical solution of the present utility model, but the present utility model is not limited to the embodiments, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model falls within the protection scope of the technical solution of the present utility model.
Claims (10)
1. A projector, characterized in that: the air conditioner comprises a shell, a mounting bracket, an optical machine, a driving plate, a system plate, a first blower fan, a first radiator and a wind channel sponge, wherein the optical machine is mounted on the mounting bracket, the optical machine, the driving plate and the system plate are sequentially arranged in a stacked manner from bottom to top, the driving plate is electrically connected with the optical machine, and the system plate is fixedly mounted on the driving plate; the shell is provided with an air inlet and an air outlet, the air inlet is positioned at the side edges of the driving plate and the system plate, and an air inlet channel is formed by the air inlet, the interval between the driving plate and the system plate and the interval between the driving plate and the optical machine; the air duct sponge is mounted on the mounting support in a fitting mode, the first air blowing fan, the first radiator and the air outlet form an air outlet channel, and air flows from the air inlet channel to the air outlet channel.
2. The projector according to claim 1, wherein: the air duct sponge comprises a first air duct sponge and a second air duct sponge, and the first air duct sponge is arranged between one side of the first blower fan and the mounting bracket and is positioned below the air inlet; the second air duct sponge is U-shaped and is positioned on the other side of the first blower fan.
3. The projector according to claim 1, wherein: the driving plate is provided with a second blast fan and a second radiator, the second blast fan and the second radiator are positioned in the air inlet channel, and an air outlet of the second blast fan faces the second radiator.
4. The projector according to claim 1, wherein: the heat pipe is arranged on the optical machine and is positioned at one side close to the air inlet; the third radiator is arranged on the other side of the optical machine.
5. The projector as defined in claim 4, wherein: an opening is formed in one side of the mounting support, and the third radiator is located above the opening.
6. The projector according to claim 1, wherein: the first radiator is provided with a plurality of first fins which are vertically arranged, and the first fins are arranged at intervals.
7. The projector as defined in claim 6, wherein: the air outlet is provided with a plurality of grids, and the grids are communicated with the first fins at intervals.
8. A projector according to claim 3, wherein: the second radiator is provided with a plurality of second fins which are vertically arranged, the second fins are arranged at intervals, and the air outlet of the second blower fan is opposite to the second fins.
9. The projector as defined in claim 4, wherein: the third radiator is provided with a plurality of third fins which are horizontally arranged, and the third fins are arranged at intervals.
10. The projector according to claim 1, wherein: the air inlet is provided with dustproof cloth, and the dustproof cloth is arranged inside the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768092.2U CN219758648U (en) | 2023-04-10 | 2023-04-10 | Projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768092.2U CN219758648U (en) | 2023-04-10 | 2023-04-10 | Projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219758648U true CN219758648U (en) | 2023-09-26 |
Family
ID=88076513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320768092.2U Active CN219758648U (en) | 2023-04-10 | 2023-04-10 | Projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219758648U (en) |
-
2023
- 2023-04-10 CN CN202320768092.2U patent/CN219758648U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |