CN220208076U - Dustproof device for LCD airtight optical machine - Google Patents

Abstract

The utility model discloses a dustproof device for an LCD airtight ray machine, and belongs to the technical field of projectors. The dustproof device for the LCD airtight optical machine comprises a box body with a projection assembly and a dustproof cover, wherein a clamping post is fixedly connected to the box body, a clamping sleeve is fixedly connected to the dustproof cover, the clamping sleeve is connected to the clamping post in a clamping manner, a radiating fin is fixedly connected to the dustproof cover, and the radiating fin is matched with the dustproof cover; the utility model can reduce the quantity of dust and impurities possibly entering the inside of the LCD projector, improve the quality of the projected image of the LCD sealed optical machine, and can reduce the loss of internal parts and the risk of being influenced by dust faults, thereby prolonging the service life of the projector.

Description

Dustproof device for LCD airtight optical machine

Technical Field

The utility model relates to the technical field of projectors, in particular to a dustproof device for an LCD airtight ray machine.

Background

The LCD airtight optical machine is a specially designed LCD projector, adopts a sealed structure to prevent dust and other impurities from entering the machine, is a projection device of a liquid crystal display technology, can convert input image data into high-quality projection images, and is widely applied to the fields of education, business demonstration, home theater and the like.

At present, a general LCD projector generally dissipates heat from the interior by a fan, and external dust enters the projector along with air while dissipating heat, which affects the interior of the LCD projector and affects the normal operation of the LCD projector, so that the service life of the LCD projector is shortened for a long time, and therefore, there is a need to design a dust-proof device for an LCD sealed optical machine to prevent dust during operation.

Disclosure of Invention

The utility model aims to solve the problem that dust in the outside air easily affects an LCD projector in the prior art, and provides a dustproof device for an LCD airtight ray machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a dustproof device for airtight ray apparatus of LCD, includes the box that has projection assembly, still includes the dust cover, wherein, fixedly connected with joint post on the box, fixedly connected with cutting ferrule on the dust cover, cutting ferrule block connection is on the joint post, fixedly connected with fin on the dust cover, the fin cooperatees with the dust cover.

In order to facilitate the installation of the dust cover, preferably, a ring flitch is fixedly connected to the dust cover, and a glue solution is arranged at the contact end of the ring flitch and is attached to the box body.

In order to improve the heat dissipation effect in the box body, further, the heat dissipation fins are provided with a plurality of groups at equal intervals, and the heat dissipation fins are made of copper or aluminum.

In order to be convenient for seal the box, still further, fixedly connected with top cap on the box, the top cap is laminated mutually with the ring flitch.

In order to facilitate external installation of the top cover, preferably, the top cover is fixedly connected with a slat and a clamping plate respectively, and the slat and the clamping plate are matched.

In order to facilitate heat dissipation of the projection assembly in the box body, preferably, a cooling plate is fixedly connected to the box body, a heat conducting pipe is fixedly connected to the cooling plate, and a heat dissipation plate is fixedly connected to the heat conducting pipe.

Compared with the prior art, the utility model provides the dustproof device for the LCD airtight ray machine, which has the following beneficial effects:

1. this airtight ray apparatus of LCD carries out glue solution installation through the cooperation joint post to the dust cover, can improve the sealed effect between dust cover and the box on the one hand, reduces the quantity that dust and impurity can get into the inside of LCD projector, improves the quality of the projection image of airtight ray apparatus of LCD, on the other hand can also reduce the loss of inside part and receive the risk that dust trouble influences, and then the life of extension projector.

2. This airtight ray apparatus of LCD is with dust keeper, heat transfer gives the heating panel through the heat pipe and dispels the heat, can transfer the heat effectively, and the heating panel has higher heat capacity simultaneously, can store more heat energy, and once the heat is absorbed the back, the temperature of heating panel can rise, and the heating panel can keep relatively stable temperature simultaneously, until the heat further transmits or gives off to guarantee the radiating effect in the follow-up box.

The device has no parts which are the same as or can be realized by adopting the prior art, on one hand, the utility model can reduce the quantity of dust and impurities possibly entering the inside of the LCD projector, improve the quality of the projected image of the LCD sealed optical machine, and on the other hand, can also reduce the loss of internal parts and the risk of being influenced by dust faults, thereby prolonging the service life of the projector.

Drawings

Fig. 1 is a schematic structural diagram of a dustproof device for an LCD sealed optical machine according to the present utility model;

FIG. 2 is a schematic diagram of a dustproof device for an LCD airtight ray apparatus according to the present utility model;

FIG. 3 is a schematic view of a dustproof device for an LCD airtight ray apparatus according to the present utility model;

fig. 4 is a schematic structural diagram of a second view angle of a dustproof device for an LCD sealed optical machine according to the present utility model.

In the figure: 1. a case; 101. a clamping column; 2. a top cover; 201. a slat; 202. a clamping plate; 3. a dust cover; 301. a heat sink; 302. a cutting sleeve; 4. a ring pasting board; 401. glue solution; 5. a cooling plate; 501. a heat conduction pipe; 6. and a heat dissipation plate.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1:

referring to fig. 1-4, a dustproof device for an LCD sealed optical machine includes a case 1 with a projection assembly, wherein the projection assembly mainly includes an LCD projector, and is a device for projecting an image onto a screen or other projection surfaces by using a liquid crystal display technology, and the light source is an important component for generating light in the projector; the projection distance, the projection size and the light ray focal power of the projector can be influenced by the design of the projection lens and the lens; the liquid crystal panel consists of tiny liquid crystal units, and the brightness and the color of the pixels are controlled by adjusting the light transmission degree of the liquid crystal units through current; the display signal processor decodes and processes the input signal and then sends the processed signal to the liquid crystal panel; the display control circuit and the display control circuit are responsible for receiving operation instructions of a user and controlling various functions of the projector, such as brightness adjustment, contrast adjustment, color adjustment and the like; the heat dissipation system is configured to dissipate heat from the interior to maintain the operating temperature of the projector within a reasonable range.

In addition, still be provided with the dust cover 3 that is used for cladding box 1 rear side to place the mouth, and the material of dust cover 3 is copper or aluminium, and fixedly connected with joint post 101 on box 1, fixedly connected with cutting ferrule 302 on dust cover 3, later with cutting ferrule 302 block connect on joint post 101, and joint post 101 and cutting ferrule 302 symmetry are provided with the multiunit, so that carry out stable installation to dust cover 3, improve subsequent stability and sealed effect, and still be provided with multiunit equidistant fin 301 on dust cover 3, and be copper or aluminium at the material of fin 301, and still be provided with radiator fan in the box 1, so that blow the heat that produces inside to dust cover 3 on, carry out subsequent heat dissipation by fin 301, and still fixedly connected with ring flitch 4 on dust cover 3, still paint glue 401 on ring flitch 4 for carry out fixed connection to dust cover 3, and again glue 401 and box 1 laminating mutually.

Here, glue solution 401 is adhered and installed to dust cover 3 through cooperation joint post 101, can improve the sealed effect between dust cover 3 and the box 1 on the one hand, reduce the quantity that dust and impurity can get into the inside of LCD projector, improve the quality of the projection image of the airtight ray apparatus of LCD, on the other hand can also reduce the loss of inside parts and receive the risk that dust trouble influences, and then the life of extension projector.

Example 2:

referring to fig. 1 and 2, a top cover 2 is fixedly connected to a case 1, a lath 201 and a clamping plate 202 are fixedly connected to the top cover 2, and the lath 201 and the clamping plate 202 are matched with each other, in addition, in order to facilitate cooling and heat dissipation of a projection assembly in the case 1, a cooling plate 5 is fixedly connected to the case 1, a heat conducting pipe 501 is fixedly connected to the cooling plate 5, and a plurality of groups of heat dissipation plates 6 are fixedly connected to the heat conducting pipe 501 for heat dissipation.

Here, heat is transferred to the heat dissipation plate 6 through the heat conduction pipe 501 to dissipate heat, so that heat can be effectively transferred, meanwhile, the heat dissipation plate 6 has higher heat capacity, more heat energy can be stored, once the heat is absorbed, the temperature of the heat dissipation plate 6 can rise, meanwhile, the heat dissipation plate 6 can keep relatively stable temperature until the heat is further transferred or dissipated, and therefore the heat dissipation effect in the subsequent box body 1 is guaranteed.

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 dustproof device for the LCD airtight ray machine comprises a box body (1) with a projection assembly, and is characterized by further comprising

A dust cover (3),

the dustproof box comprises a box body (1), wherein a clamping column (101) is fixedly connected to the box body (1), a clamping sleeve (302) is fixedly connected to a dustproof cover (3), the clamping sleeve (302) is connected to the clamping column (101) in a clamping mode, a radiating fin (301) is fixedly connected to the dustproof cover (3), and the radiating fin (301) is matched with the dustproof cover (3).

2. The dustproof device for the LCD airtight optical machine according to claim 1, wherein the dustproof cover (3) is fixedly connected with a ring pasting board (4), a glue solution (401) is arranged at the contact end of the ring pasting board (4), and the glue solution (401) is attached to the box body (1).

3. The dustproof device for the LCD sealed optical engine according to claim 2, wherein the heat dissipation fins (301) are equidistantly arranged in multiple groups, and the heat dissipation fins (301) are made of copper or aluminum.

4. A dustproof device for an LCD sealed optical engine according to claim 3, wherein the top cover (2) is fixedly connected to the case (1), and the top cover (2) is attached to the ring attaching plate (4).

5. The dustproof device for the LCD airtight optical engine according to claim 4, wherein the top cover (2) is fixedly connected with a slat (201) and a clamping plate (202) respectively, and the slat (201) is matched with the clamping plate (202).

6. The dustproof device for the LCD airtight optical engine according to claim 5, wherein a cooling plate (5) is fixedly connected to the box body (1), a heat conducting pipe (501) is fixedly connected to the cooling plate (5), and a heat radiating plate (6) is fixedly connected to the heat conducting pipe (501).