CN216210431U

CN216210431U - Novel projector ray apparatus shading heat radiation structure

Info

Publication number: CN216210431U
Application number: CN202122136557.6U
Authority: CN
Inventors: 王庚申; 周健飞; 李媛媛
Original assignee: Shenzhen Yiqu Technology Co ltd
Current assignee: Shenzhen Yiqu Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-05
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a novel shading and heat-dissipating structure of a projector optical machine, which comprises a projection lens and a heat-dissipating fan, wherein a demisting assembly for demisting the lens is arranged on one side of the projection lens, an optical machine lower cover is arranged on the other side of the projection lens, the demisting assembly comprises an air duct ring and an air duct, the air duct is fixed above the air duct ring, and a refractor, a front phenanthrene mirror, a display screen and a rear phenanthrene mirror are sequentially arranged on the inner wall of the optical machine lower cover from top to bottom. This novel projecting apparatus ray apparatus shading heat radiation structure, compare with current ordinary projecting apparatus ray apparatus shading heat radiation structure, the ray apparatus during operation, the LED lamp plate produces partly conduction of heat on the radiator, partly through the extremely strong silicone grease gasket of heat conduction performance with heat conduction to the light equalizing cup, blow to light equalizing cup and radiator by the wind that radiator fan produced, dispel the heat fast, thereby reach the cooling, the silicone grease gasket plays the sealed shading effect to light equalizing cup and LED lamp plate again.

Description

Novel projector ray apparatus shading heat radiation structure

Technical Field

The utility model relates to the technical field of projectors, in particular to a novel shading and heat-dissipating structure of a projector optical machine.

Background

Because the projecting apparatus needs high luminance at the during operation, for guaranteeing luminance output, just must adopt powerful light source to realize to can produce very high heat in the machine in the course of the work, the high temperature of production can influence the normal use of projecting apparatus, can shorten the life of inside components and parts moreover, and the light source if sealed mode is improper, can produce the light leak, thereby influence the user and use experience, so the cooling system and the shading mode design of ray apparatus are greatly influenced the product.

The existing shading and heat-radiating structure of the projector optical machine does not have a high-efficiency conduction and heat-radiating structure, has a relatively common heat-radiating effect, cannot conduct heat efficiently, cannot play a role in sealing and shading, cannot well meet the use requirements of people, and carries out technical innovation on the basis of the existing shading and heat-radiating structure of the projector optical machine aiming at the above situation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel shading and heat-radiating structure of a projector optical machine, and aims to solve the problems that the shading and heat-radiating structure of the projector optical machine provided in the background art does not have a high-efficiency conduction and heat-radiating structure, has a relatively common heat-radiating effect, cannot efficiently conduct heat, cannot play a role in sealing and shading, and cannot well meet the use requirements of people.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel projecting apparatus ray apparatus shading heat radiation structure, includes projecting lens and radiator fan, one side of projecting lens is provided with the defogging subassembly that is used for the camera lens defogging, and projecting lens's opposite side installs the ray apparatus lower cover, the defogging subassembly includes wind channel ring sum dryer, and the top of wind channel ring is fixed with the dryer, the inner wall of ray apparatus lower cover is from last refractor, preceding phenanthrene mirror, display screen and the rear phenanthrene mirror of down having set gradually, and the outside one side of ray apparatus lower cover installs the ray apparatus upper cover, the below of rear phenanthrene mirror is provided with the light equalizing cup, and the below laminating of light equalizing cup has the silicone grease gasket, the below of silicone grease gasket is provided with the LED lamp plate, and installs the radiator in the below of LED lamp plate, radiator fan sets up in the outside opposite side of ray apparatus lower cover.

Preferably, the projection lens is fixedly connected with the air duct ring, and the circle center of the projection lens coincides with the circle center of the air duct ring.

Preferably, the defogging component further comprises a micro fan and a heating wire, and the micro fan and the heating wire are sequentially arranged on the inner wall of the air duct from top to bottom.

Preferably, the micro fan is fixedly connected with the air duct, and the central axis of the micro fan coincides with the central axis of the air duct.

Preferably, the lower surface of the front mirror is attached to the upper surface of the display screen, and the central axis of the display screen coincides with the central axis of the rear mirror.

Preferably, the lower surface of the rear mirror is attached to the upper surface of the light-equalizing cup, and the central axis of the light-equalizing cup coincides with the central axis of the LED lamp panel.

Preferably, the shape of silicone grease gasket is annular, and the lower surface of silicone grease gasket is laminated with the upper surface of LED lamp plate mutually.

Compared with the prior art, the utility model has the beneficial effects that: the cooling device can remove fog attached to the mirror surface of the projection lens to achieve a defogging effect, is suitable for being used in an environment with high humidity and easy water fog generation to perform quick heat dissipation, and further achieves the cooling effect, and the silicone gasket plays a role in sealing and shading the light homogenizing cup and the LED lamp panel;

1. according to the utility model, through the arrangement of the air duct ring, the air duct, the micro fan and the heating wire, after the heating wire is heated, the micro fan is started to blow hot air into the air duct ring, and the hot air is sprayed out through the holes of the air duct ring, so that fog attached to the mirror surface of the projection lens can be removed, the fog removing effect is achieved, and the air duct ring is suitable for being used in an environment with high humidity and easy generation of water fog;

2. according to the utility model, through the arrangement of the silicone grease gasket, the LED lamp panel, the radiator and the radiating fan, when the optical machine works, part of heat generated by the LED lamp panel is conducted on the radiator, and the other part of the heat is conducted on the light-equalizing cup through the silicone grease gasket with extremely strong heat conduction performance, and wind generated by the radiating fan blows to the light-equalizing cup and the radiator to carry out rapid heat dissipation, so that the cooling is achieved, and the silicone grease gasket plays a role in sealing and shading the light-equalizing cup and the LED lamp panel.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is a schematic illustration of a front view of the explosive structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a projection lens; 2. a defogging assembly; 201. an air duct ring; 202. an air duct; 203. a micro fan; 204. heating wires; 3. a lower cover of the optical machine; 4. a refractor; 5. front mirror; 6. a display screen; 7. an optical machine upper cover; 8. a rear mirror; 9. a light homogenizing cup; 10. a silicone grease pad; 11. an LED lamp panel; 12. a heat sink; 13. a heat dissipation fan.

Detailed Description

As shown in fig. 1-2, a novel light-shading and heat-dissipating structure of a projector optical machine comprises a projection lens 1 and a heat-dissipating fan 13, wherein a defogging component 2 for defogging lenses is arranged on one side of the projection lens 1, a lower optical machine cover 3 is arranged on the other side of the projection lens 1, a refractor 4, a front phenanthrene mirror 5, a display screen 6 and a rear phenanthrene mirror 8 are sequentially arranged on the inner wall of the lower optical machine cover 3 from top to bottom, an upper optical machine cover 7 is arranged on one side of the outer portion of the lower optical machine cover 3, the lower surface of the front phenanthrene mirror 5 is attached to the upper surface of the display screen 6, the central axis of the display screen 6 is overlapped with the central axis of the rear phenanthrene mirror 8, a light-equalizing cup 9 is arranged below the rear phenanthrene mirror 8, a silicone grease gasket 10 is attached below the light-equalizing cup 9, an LED lamp panel 11 is arranged below the silicone gasket 10, a heat sink 12 is arranged below the LED lamp panel 11, and the lower surface of the rear phenanthrene mirror 8 is attached to the upper surface of the light-equalizing cup 9, and the axis of the light equalizing cup 9 coincides with the axis of the LED lamp panel 11, the shape of the silicone grease gasket 10 is annular, and the lower surface of the silicone grease gasket 10 is attached to the upper surface of the LED lamp panel 11, the cooling fan 13 is arranged on the other side of the exterior of the light engine lower cover 3, when the light engine works, a part of heat generated by the LED lamp panel 11 is conducted on the radiator 12, a part of heat is conducted to the light equalizing cup 9 through the silicone grease gasket 10 with extremely strong heat conduction performance, the wind generated by the cooling fan 13 blows to the light equalizing cup 9 and the radiator 12, and the heat is quickly dissipated, so that the cooling is achieved, and the silicone grease gasket 10 plays a role in sealing and shading the light equalizing cup 9 and the LED lamp panel 11.

As shown in fig. 3, the defogging assembly 2 includes an air duct ring 201 and an air duct 202, the air duct 202 is fixed above the air duct ring 201, the projection lens 1 is fixedly connected with the air duct ring 201, and the center of the projection lens 1 coincides with the center of the air duct ring 201, the defogging assembly 2 further includes a micro fan 203 and a heater strip 204, the micro fan 203 and the heater strip 204 are sequentially arranged on the inner wall of the air duct 202 from top to bottom, the micro fan 203 is fixedly connected with the air duct 202, and the central axis of the micro fan 203 coincides with the central axis of the air duct 202, after the heater strip 204 is heated, the micro fan 203 blows hot air into the air duct ring 201 after being started, hot air is ejected through the hole of the air duct ring 201, fog attached to the mirror surface of the projection lens 1 can be removed, a defogging effect is achieved, and the defogging assembly is suitable for use in an environment with high humidity and easy water fog generation.

The working principle is as follows: when the novel shading and heat dissipating structure of the projector light machine is used, firstly, the display screen 6 is arranged on the light machine lower cover 3, the front phenanthrene mirror 5 and the rear phenanthrene mirror 8 are respectively arranged at the positions above and below the display screen 6, when the light machine works, one part of heat generated by the LED lamp panel 11 is conducted on the heat sink 12, the other part of the heat is conducted to the light equalizing cup 9 through the silicone grease gasket 10 with extremely strong heat conduction performance, the wind generated by the heat dissipating fan 13 is blown to the light equalizing cup 9 and the heat sink 12 to dissipate heat quickly, the silicone grease gasket 10 plays a role in sealing and shading the light equalizing cup 9 and the LED lamp panel 11, after the heating wire 204 is heated, after the micro-fan 203 is started, hot air is blown into the air channel ring 201, and the hot air is sprayed out through the holes of the air channel ring 201, so that fog attached to the mirror surface of the projection lens 1 can be removed, and the novel light shading and heat radiating structure of the projector light machine is based on the working principle.

Claims

1. A novel shading and heat-dissipating structure of a projector optical machine comprises a projection lens (1) and a heat-dissipating fan (13), and is characterized in that one side of the projection lens (1) is provided with a demisting component (2) for demisting the lens, the other side of the projection lens (1) is provided with an optical machine lower cover (3), the demisting component (2) comprises an air duct ring (201) and an air duct (202), the air duct (202) is fixed above the air duct ring (201), the inner wall of the optical machine lower cover (3) is sequentially provided with a refractor (4), a front phenanthrene mirror (5), a display screen (6) and a rear phenanthrene mirror (8) from top to bottom, an optical machine upper cover (7) is installed on one side of the outer part of the optical machine lower cover (3), an optical homogenizing cup (9) is arranged below the rear phenanthrene mirror (8), a silicone grease gasket (10) is attached below the homogenizing cup (9), and an LED (11) is arranged below the silicone gasket (10), and a radiator (12) is installed below the LED lamp panel (11), and a radiating fan (13) is arranged on the other side of the outer part of the light machine lower cover (3).

2. The novel shading and heat dissipating structure of the projector optical machine according to claim 1, wherein the projection lens (1) is fixedly connected with the air duct ring (201), and the center of the projection lens (1) coincides with the center of the air duct ring (201).

3. The novel shading and heat dissipating structure for the projector optical engine according to claim 1, wherein the defogging assembly (2) further comprises a micro fan (203) and a heating wire (204), and the micro fan (203) and the heating wire (204) are sequentially arranged on the inner wall of the air duct (202) from top to bottom.

4. The novel shading and heat dissipating structure of the projector optical machine according to claim 3, wherein the micro fan (203) is fixedly connected with the air duct (202), and a central axis of the micro fan (203) coincides with a central axis of the air duct (202).

5. The novel shading and heat dissipating structure of the projector optical machine according to claim 1, wherein the lower surface of the front phenanthrene mirror (5) is attached to the upper surface of the display screen (6), and the central axis of the display screen (6) coincides with the central axis of the rear phenanthrene mirror (8).

6. The novel shading and heat dissipating structure of the projector optical machine according to claim 1, wherein the lower surface of the rear mirror (8) is attached to the upper surface of the light-equalizing cup (9), and the central axis of the light-equalizing cup (9) coincides with the central axis of the LED lamp panel (11).

7. The novel shading and heat dissipating structure of the projector optical machine according to claim 1, wherein the silicone grease pad (10) is annular, and the lower surface of the silicone grease pad (10) is attached to the upper surface of the LED lamp panel (11).