Screen support of projector display screen

Abstract

The utility model relates to the technical field of display screen supports, in particular to a projector display screen support which comprises a projector body, a right upper shell is installed at the position, close to the right side, of the top end of the projector body, a luminous flux support is installed at the bottom end of the right upper shell, and a luminous flux body is installed in the luminous flux support. A rear Fresnel lens is arranged on one side of the light path body, a screen support rear shell is movably inserted into the position, close to the middle, of the interior of the projector body, a top plate is installed at the top end of the screen support rear shell, and an LCD screen is arranged in the screen support rear shell. Through the arrangement of parts such as the screen support rear shell, the top plate, the LCD screen and the screen support front shell, the problems that a display screen in an existing projector and the projector are integrally installed through a screen support, so that the display screen of the existing projector is fixedly arranged, the display screen in the projector cannot be adjusted in a horizontal screen and a vertical screen, and the projector is not convenient to use can be solved. And the practicability of the projector in actual use is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen brackets, in particular to a display screen bracket for a projector screen. Background Art

[0002] A screen is a device or appliance for displaying images and colors. It is divided into a projection screen and a display screen, also known as a display panel. It is widely used in mobile phones, computers, monitors, TVs, projectors, and devices with image or text display functions.

[0003] Among them, the display screen in the projector is integrally installed with the projector through a screen bracket, so that the existing projector display screens are all fixedly arranged, so that the display screen in the projector cannot be adjusted horizontally or vertically, thus reducing the practicality of the projector during actual use. Therefore, corresponding improvements need to be made to this problem. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a display screen bracket for a projector screen to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A display screen bracket for a projector screen, including a projector body. At the position on the right side near the top of the projector body, a right upper shell is installed, and a light path bracket is installed at the bottom of the right upper shell. A light path body is installed inside the light path bracket, and a rear Fresnel lens is arranged on one side of the light path body. A screen bracket rear shell is movably inserted into the middle position inside the projector body, and a top plate is installed at the top of the screen bracket rear shell. An LCD screen is arranged inside the screen bracket rear shell, and a heat insulation glass is arranged on one side of the screen bracket rear shell. A screen bracket front shell is installed on the other side of the screen bracket rear shell, and a front Fresnel lens is arranged on the other side of the screen bracket front shell. A left upper shell is installed at the position on the left side near the top of the projector body, and two sets of mounting blocks are used to install a refraction lens at the bottom of the left upper shell. A heat sink is installed at the position on one side near the bottom of the projector body, and a heat dissipation fan is installed inside the projector body on the inner side of the heat sink. A heat dissipation plate is installed at the bottom of the projector body.

[0006] Preferably, the left side of the right upper shell is in close contact with the right side of the top plate.

[0007] Preferably, the heat insulation glass is arranged on the left side of the rear Fresnel lens, and the rear Fresnel lens and the heat insulation glass are arranged at the same horizontal height.

[0008] Preferably, a toggle piece is installed at the top of the LCD screen.

[0009] Preferably, a through groove is formed at the position of the top plate where the toggle piece is located, and the top of the toggle piece passes through the through groove and into the inside of the top plate.

[0010] Preferably, the left side of the top plate is fitted with the right side of the upper left shell.

[0011] Preferably, the refraction lens is inclined, and the inclination angle of the refraction lens is 45 degrees.

[0012] Preferably, the refraction lens and the front Fresnel lens are arranged at the same horizontal height, and the refraction lens, the front Fresnel lens, the rear Fresnel lens and the heat insulation glass are arranged at the same horizontal height.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] By providing components such as the rear shell of the screen support, the top plate, the LCD screen and the front shell of the screen support, the problem that the display screen in the existing projector is integrally installed with the projector through the screen support can be solved, so that the display screens in the existing projectors are all fixedly arranged, and thus the display screen in the projector cannot be adjusted to landscape or portrait, thereby reducing the practicality of the projector during actual use can be solved.

[0015] Since the rear shell of the screen support and the top plate are movably inserted into the middle position inside the projector body, during use, the user can replace the LCD screen in the landscape state with the LCD screen in the portrait state according to actual needs. The specific operation is as follows: The user can move the top plate upward, so that the rear shell of the screen support can move upward inside the projector body, so that the LCD screen can move upward accordingly, so that the front shell of the screen support and the heat insulation glass can move upward accordingly. When the rear shell of the screen support and the top plate are completely removed from the inside of the projector body, the user can replace the LCD screen in the landscape state with the LCD screen in the portrait state, and according to the above operation, vice versa, the LCD screen in the portrait state can be inserted into the inside of the projector body, so that the projector body can be compatible with the LCD screen in the landscape state and the LCD screen in the portrait state at the same time, and the projector body can be compatible with LCD screens with sizes of 3.0 - 4.02 inches. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structure diagram of the main body of the present utility model.

[0017] Figure 2 It is a half-sectional three-dimensional structure diagram of the light passage support of the present utility model.

[0018] Figure 3 It is a three-dimensional structure diagram of the front Fresnel lens of the present utility model.

[0019] Figure 4 It is a three-dimensional structure diagram of the cooling fan of the present utility model.

[0020] In the figure: 1. Projector body; 2. Upper right shell; 3. Light path bracket; 4. Light path body; 5. Rear Fresnel lens; 6. Heat insulation glass; 7. Rear shell of screen bracket; 8. Top plate; 9. LCD screen; 10. Front shell of screen bracket; 11. Front Fresnel lens; 12. Upper left shell; 13. Refraction lens; 14. Heat sink; 15. Cooling fan; 16. Heat dissipation plate. Detailed implementation mode

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] According to Figures 1 - 4 As shown, it includes a projector body 1. An upper right shell 2 is installed at the position on the right side near the top end of the projector body 1, and a light path bracket 3 is installed at the bottom end of the upper right shell 2. A light path body 4 is installed inside the light path bracket 3, and a rear Fresnel lens 5 is arranged on one side of the light path body 4. A rear shell 7 of the screen bracket is movably inserted into the middle position inside the projector body 1, and a top plate 8 is installed at the top end of the rear shell 7 of the screen bracket. The left side of the upper right shell 2 is in close contact with the right side of the top plate 8. An LCD screen 9 is arranged inside the rear shell 7 of the screen bracket, and a heat insulation glass 6 is arranged on one side of the rear shell 7 of the screen bracket. When the LCD screen 9 is in the initial position, it is in a horizontal screen state. The heat insulation glass 6 is arranged on the left side of the rear Fresnel lens 5, and the rear Fresnel lens 5 and the heat insulation glass 6 are arranged at the same horizontal height. A toggle piece is installed at the top end of the LCD screen 9. A through groove is opened at the position of the toggle piece inside the top plate 8, and the top end of the toggle piece passes through the inside of the top plate 8 through the through groove. The left side of the top plate 8 is in close contact with the right side of the upper left shell 12. A front shell 10 of the screen bracket is installed on the other side of the rear shell 7 of the screen bracket, and a front Fresnel lens 11 is arranged on the other side of the front shell 10 of the screen bracket. An upper left shell 12 is installed at the position on the left side near the top end of the projector body 1, and a refraction lens 13 is installed at the bottom end of the upper left shell 12 through two mounting blocks. The refraction lens 13 is inclined, and the inclination angle of the refraction lens 13 is 45 degrees. The refraction lens 13 and the front Fresnel lens 11 are arranged at the same horizontal height, and the refraction lens 13 and the front Fresnel lens 11 are arranged at the same horizontal height as the rear Fresnel lens 5 and the heat insulation glass 6. A heat sink 14 is installed at the position on one side near the bottom end of the projector body 1, and a cooling fan 15 is installed inside the projector body 1 on the inner side of the heat sink 14. A heat dissipation plate 16 is installed at the bottom end of the projector body 1.

[0023] Since the rear shell 7 of the screen bracket and the top plate 8 are movably inserted at the middle position inside the projector body 1, during use, the user can replace the LCD screen 9 in the landscape orientation with the one in the portrait orientation according to actual needs. The specific operation is as follows: The user can move the top plate 8 upward, so that the rear shell 7 of the screen bracket can move upward inside the projector body 1, so that the LCD screen 9 can move upward accordingly, so that the front shell 10 of the screen bracket and the heat insulation glass 6 can move upward accordingly. After the rear shell 7 of the screen bracket and the top plate 8 are completely removed from the inside of the projector body 1, the user can replace the LCD screen 9 in the landscape orientation with the LCD screen 9 in the portrait orientation, and according to the above operation, operate conversely, then the LCD screen 9 in the portrait orientation can be inserted into the inside of the projector body 1, so that the projector body 1 can be compatible with both the LCD screen 9 in the landscape orientation and the LCD screen 9 in the portrait orientation, and the projector body 1 can be compatible with the LCD screen 9 with a size of 3.0 - 4.02 inches. The LCD screen 9 in the portrait orientation is Figure 1 as shown, the LCD screen 9 displayed directly above the projector body 1, and the LCD screen 9 in the landscape orientation and the LCD screen 9 in the portrait orientation can be replaced and used with each other.

[0024] The projector body 1 can be used for a radiator module structure composed of two types of heat sinks and fans. The structure of this radiator module can be applied to the following two types of heat dissipation modules, so as to achieve the technical effect of heat dissipation.

[0025] The two radiator modules are as follows:

[0026] 1. The purchased heat sink 14 and heat dissipation plate 16 are welded together. Its characteristics are that the heat sink is thin and can drive the LED lighting module with a maximum power of 75W; it has good heat dissipation effect and low cost; the composition structure is simple, and its heat dissipation fan 15 is a conventional fan.

[0027] 2. Profile module plus exhaust fan heat dissipation module. The heat sink 14 and heat dissipation plate 16 are etched, with low cost, and support the LED lighting module with a maximum power of 55W. Its heat dissipation fan 15 is a conventional fan.

[0028] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A projector display screen bracket, comprising a projector body (1), characterized in that: A right upper shell (2) is installed at the right side of the top of the projector body (1), and a light passage bracket (3) is installed at the bottom of the right upper shell (2); a light passage body (4) is installed inside the light passage bracket (3), and a rear mirror (5) is arranged on one side of the light passage body (4); a screen bracket rear shell (7) is movably inserted into the middle of the projector body (1), and a top plate (8) is installed at the top of the screen bracket rear shell (7); an LCD screen (9) is arranged inside the screen bracket rear shell (7), and a heat insulating glass (6) is arranged on one side of the screen bracket rear shell (7); A screen bracket front shell (10) is installed on the other side of the bracket rear shell (7), and a front mirror (11) is provided on the other side of the screen bracket front shell (10); a left upper shell (12) is installed on the left side of the top of the projector body (1), and a refractive lens (13) is installed on the bottom of the left upper shell (12) through two groups of mounting blocks; a heat sink (14) is installed on one side of the bottom of the projector body (1), and a cooling fan (15) is installed inside the projector body (1) at a position close to the inner side of the heat sink (14); and a heat sink (16) is installed on the bottom of the projector body (1).

2. The projector display screen bracket according to claim 1, characterized in that: The left side of the right upper shell (2) is arranged to fit the right side of the top plate (8).

3. The projector display screen bracket according to claim 1, characterized in that: The heat-insulating glass (6) is arranged on the left side of the rear mirror (5), and the rear mirror (5) and the heat-insulating glass (6) are arranged at the same horizontal height.

4. The projector display screen bracket according to claim 1, characterized in that: A toggle plate is installed on the top of the LCD screen (9).

5. The projector display screen bracket according to claim 4, characterized in that: A through groove is provided inside the top plate (8) near the position of the toggle plate, and the top end of the toggle plate passes through the inside of the top plate (8) through the through groove.

6. The projector display screen bracket according to claim 1, characterized in that: The left side of the top plate (8) is arranged to fit the right side of the left upper shell (12).

7. The projector display screen bracket according to claim 1, characterized in that: The refractive lens (13) is arranged to be inclined, and the inclination angle of the refractive lens (13) is forty-five degrees.

8. The projector display screen bracket according to claim 3, characterized in that: The refractive lens (13) and the front mirror (11) are arranged at the same level, and the refractive lens (13) and the front mirror (11) are arranged at the same level as the rear mirror (5) and the heat-insulating glass (6).

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