CN220064585U

CN220064585U - Display module assembly and projector easy to assemble and disassemble

Info

Publication number: CN220064585U
Application number: CN202320702551.7U
Authority: CN
Inventors: 李朝坤
Original assignee: Zhangzhou Wanlida Technology Co ltd
Current assignee: Zhangzhou Wanlida Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-11-21
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses an easily-disassembled display module and a projector, wherein the display module comprises a display screen, heat-insulating glass, a first lens, a second lens, a first support and a second support, wherein a first mounting step is arranged on the first side of the first support, the first lens is clamped on the first mounting step, the display screen is clamped between the second side of the first support and the first side of the second support, the first support is detachably connected with the second support, the heat-insulating glass is clamped and mounted on the inner wall of the first support, and the second lens is clamped on the second side of the second support. The display module is simple in structure, reliable in connection and easy to install, and can be quickly disassembled and assembled to replace glass lenses, so that damage to glass caused in the replacement process is effectively avoided. And dust on the lens of the display module assembly is conveniently and rapidly removed, so that the dust-removing device is particularly suitable for the dust-removing requirement of the closed projector process or the glass lens after sales, the projection definition is further improved, and the situations such as light leakage and the like are avoided.

Description

Display module assembly and projector easy to assemble and disassemble

Technical Field

The present utility model relates to the field of projectors, and in particular, to an easily detachable display module and a projector.

Background

A projector is a device that projects images or video onto a curtain or wall. The light engine, as an important component in the projector, directly determines the resolution, lumens, display, etc. of the projection. The optical machine is a structure integrating a DMD display core, a light source, a lens light path, heat dissipation and the like. The ray apparatus of projecting apparatus includes open structure and totally enclosed structure, through the inside air circulation that wants the outside of machine reaching radiating effect, but there are a lot of suspended particles in the air, and the in-process of dispelling the heat, the dust inevitably can enter into the light path inside to attach on the glass lens, thereby influence the display effect, will further reduce the projection picture definition of projecting apparatus for a long time.

The existing projector has a complex structure, and the assembly and disassembly processes are extremely easy to cause the phenomenon that fragile articles, such as glass lenses related to LCD display, are broken. In addition, in the use, the dust can drop on the display module assembly, leaves the condition such as fingerprint on LCD screen easily when dismouting LCD screen, directly influences projection definition. And the conditions such as light leakage and shadow of the liquid crystal display exist in the projection picture.

In view of this, it is very important to design an easy-to-disassemble display module in an optical machine.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a display module and a projector which are easy to assemble and disassemble.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides an easy dismouting display module assembly, includes display screen, insulating glass, first lens, second lens, first support and second support, the first side of first support is equipped with first installation step, first lens block in on the first installation step, the display screen clamp in between the second side of first support with the first side of second support, first support with the connection can be dismantled to the second support, insulating glass block install in the inner wall of first support, the second lens block in the second side of second support.

Preferably, the first support and the second support are hollow structures in the middle, wherein the hollow structures are formed by encircling the first side edge, the second side edge, the third side edge and the fourth side edge, the hollow structures are arranged in the middle of the second side edge and the fourth side edge of the first support, and the second side edge or the fourth side edge of the second support is provided with an opening.

Preferably, the first side and the third side of the first bracket are provided with clamping grooves, the first side and the third side of the second bracket are provided with first clamping hooks extending towards the direction of the first bracket, and the first clamping hooks can be clamped and connected to the clamping grooves.

Preferably, a second mounting step and a second clamping hook are arranged on the inner wall of the first bracket, the hook part of the second clamping hook abuts against one side of the heat insulation glass, and the other side of the heat insulation glass is mounted on the second mounting step.

Preferably, the second hook is disposed on the first side and the third side of the first bracket, and the second hook is disposed on a side of the slot.

Preferably, the second side of the first bracket is provided with a first rib, the second bracket is provided with a second rib, and when the first bracket is buckled with the second bracket, two sides of the display screen respectively lean against one side of the first rib and one side of the second rib.

Preferably, the first ribs extend from the inner wall of the first side of the first bracket to the inner wall of the third side, the second ribs extend to the middle along the inner wall of the second bracket, and the projection areas of the first ribs and the second ribs on the display screen cover the non-display area of the display screen.

Preferably, a third hook is disposed on the second side of the second bracket, a hook portion of the third hook abuts against one side of the second lens, and the other side of the second lens is mounted on the other side of the second rib.

Preferably, the third hook is disposed on the second side and the fourth side of the second bracket.

The utility model provides a projecting apparatus, includes ray apparatus, clean lid and foretell easy dismouting display module assembly, the ray apparatus includes the ray apparatus casing, the ray apparatus casing is equipped with and holds easy dismouting display module assembly's installation cavity, easy dismouting display module assembly install in the installation cavity, clean lid in on the installation cavity.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The display screen, the heat-insulating glass, the first lens and the second lens are fixedly installed by adopting the first bracket and the second bracket in a buckling mode, and the first bracket and the second bracket are detachably connected in a buckling mode, so that the display module is simple in structure, reliable in connection and convenient to install, and the glass lens can be quickly assembled, disassembled and replaced, and damage caused by glass in the replacement process is effectively avoided.

(2) The display module easy to disassemble and assemble can be assembled and disassembled quickly, the display module can be further installed in the installation cavity of the optical engine shell in the projector after being assembled integrally, the cleaning cover is used for covering, and the cleaning cover is detached when the lenses need to be cleaned or replaced, so that the display module is taken out, and the optical engine of the projector is convenient to maintain and repair.

(3) The side edges of the first bracket and the second bracket of the easy-to-disassemble display module provided by the utility model adopt the hollow structure or the opening structure, so that dust on the lenses of the display module can be conveniently and rapidly removed, the lenses can be conveniently and rapidly removed and replaced in the production and manufacturing process of an optical machine or after sales, the projection definition can be further improved, fingerprint residues in the disassembly and assembly process of the display screen can be avoided, or the situations such as light leakage and shadow of a liquid crystal screen exist in a projection picture.

Drawings

FIG. 1 is an assembly schematic diagram of an easily detachable display module according to an embodiment of the utility model;

FIG. 2 is an exploded view of an easily detachable display module according to an embodiment of the present utility model;

FIG. 3 is a top view of a detachable display module according to an embodiment of the utility model;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 5 is a schematic view of a first bracket of an easily detachable display module according to an embodiment of the utility model;

FIG. 6 is a schematic diagram of a second bracket of an easily detachable display module according to an embodiment of the utility model;

fig. 7 is a schematic installation diagram of a first bracket and a second bracket of an easily detachable display module according to an embodiment of the utility model;

FIG. 8 is an uninstalled schematic view of an easily detachable display module in a projector according to an embodiment of the utility model;

FIG. 9 is a schematic diagram illustrating an installation of a display module with easy disassembly in a projector according to an embodiment of the utility model;

FIG. 10 is a schematic diagram illustrating an assembly of a display module with easy disassembly in a projector according to an embodiment of the utility model;

reference numerals: 10. the display module is easy to disassemble and assemble; 1. a display screen; 2. a heat insulating glass; 3. a first lens; 4. a second lens; 5. a first bracket; 51. a first mounting step; 52. a clamping groove; 53. a second mounting step; 54. a second hook; 55. a first rib; 6. a second bracket; 61. a first hook; 62. second ribs; 63. a third hook; 7. a bare engine housing; 8. a cleaning cover; 9. and (3) installing a chamber.

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. 1-7, an embodiment of the present utility model provides an easily detachable display module 10, which includes a display screen 1, a heat insulating glass 2, a first lens 3, a second lens 4, a first bracket 5 and a second bracket 6. Specifically, the first lens 3 and the second lens 4 are fresnel lenses, the display screen 1 comprises an LCD liquid crystal screen, the heat-insulating glass 2 can improve the heat dissipation effect and the optical performance of the LCD liquid crystal screen, and the four glasses of the display screen 1, the heat-insulating glass 2, the first lens 3 and the second lens 4 are installed and fixed through the first bracket 5 and the second bracket 6. The first bracket 5 and the second bracket 6 each have opposite first and second sides, the second side of the first bracket 5 being oriented towards the first side of the second bracket 6 when mounted. The first side of first support 5 is equipped with first installation step 51, and first lens 3 block is on first installation step 51, and first lens 3 can adopt ray apparatus casing 7 or trip to fix, and display screen 1 presss from both sides between the second side of first support 5 and the first side of second support 6, and first support 5 can be dismantled with second support 6 and be connected, and insulating glass 2 block is installed in the inner wall of first support 5, and second lens 4 block is in the second side of second support 6, and first lens 3, insulating glass 2, display screen 1 and second lens 4 interval set gradually have good optical effect. Through the detachable connection of the first bracket 5 and the second bracket 6, the glass can be conveniently installed on the first bracket 5 and the second bracket 6, and the fixed connection is realized. The structure is simple, the connection is reliable, the installation is convenient, the glass lens can be quickly disassembled and replaced, and the damage of the glass lens caused in the replacement process is effectively avoided.

In a specific embodiment, referring to fig. 2, the first bracket 5 and the second bracket 6 are each an intermediate hollow structure formed by enclosing a first side, a second side, a third side and a fourth side, where the first side is opposite to the third side, the first side is adjacent to the third side, the second side is opposite to the fourth side, and the third side is adjacent to the fourth side. In this embodiment, the short sides may be the first side and the third side, and the long sides may be the second side and the fourth side. Specifically, the middle of the second side and the fourth side of the first bracket 5 has an opening, that is, a hollow structure, and the second side or the fourth side of the second bracket 6 has an opening, and the opening faces the second side of the first bracket 5. The design of middle hollow out construction and opening structure is convenient for adopt the mode of blowing to remove dust on the lens, is particularly useful for including scenes such as dust removal demand of glass lens in closed projecting apparatus manufacturing procedure or the after-sales process, further improves projection definition.

In a specific embodiment, the first side and the third side of the first bracket 5 are provided with a clamping groove 52, the first side and the third side of the second bracket 6 are provided with a first clamping hook 61 extending towards the direction of the first bracket 5, the first clamping hook 61 can be connected to the clamping groove 52 in a clamping way, and the first bracket 5 and the second bracket 6 are installed and fixed through the clamping connection formed between the first clamping hook 61 and the clamping groove 52.

In a specific embodiment, the inner wall of the first bracket 5 is provided with a second mounting step 53 and a second hook 54, the hook portion of the second hook 54 abuts against one side of the insulating glass 2, and the other side of the insulating glass 2 is mounted on the second mounting step 53. Specifically, the second hook 54 is disposed on the first side and the third side of the first bracket 5, and the second hook 54 is disposed on the side of the slot 52. The second hook 54 and the slot 52 are disposed on the first side and the third side of the first bracket 5, and the positions of the first hook 61 and the second hook 54 are offset, so as to avoid interference. The insulating glass 2 can be firmly mounted on the first bracket 5 by the cooperation of the second hooks 54 and the second mounting steps 53.

In a specific embodiment, the second side of the first bracket 5 is provided with the first rib 55, the second bracket 6 is provided with the second rib 62, one side of the display screen 1 is mounted on the first rib 55, and when the first bracket 5 is buckled and connected with the second bracket 6, the other side of the display screen 1 is pressed by one side of the second rib 62, so that the display screen 1 can be firmly mounted between the first bracket 5 and the second bracket, and fingerprints are prevented from being left on the display screen 1 during mounting. In addition, the first ribs 55 extend from the inner wall of the first side of the first bracket 5 to the inner wall of the third side, the second ribs 62 extend to the middle along the inner wall of the second bracket 6, and the projection areas of the first ribs 55 and the second ribs 62 on the display screen 1 cover the non-display area of the display screen 1. Therefore, the first ribs 55 and the second ribs 62 can both play a role of shading, and light leakage shadows of the display screen 1 in the projection picture can be avoided. In the preferred embodiment, the second ribs 62 extend along four sides of the inner side of the second bracket 6, and in other embodiments, the length range of the second ribs 62 extending on the inner side of the second bracket 6 is set according to actual requirements, so that the fixed installation of the display screen 1 can be satisfied.

In a specific embodiment, a third hook 63 is disposed on the second side of the second bracket 6, and a hook portion of the third hook 63 abuts against one side of the second lens 4, and the other side of the second lens 4 is mounted on the other side of the second rib 62. Specifically, the third hooks 63 are disposed on the second side and the fourth side of the second bracket 6. The second lens 4 can be firmly mounted on the first bracket 5 by the cooperation of the third hook 63 and the second rib 62. The third hook 63 can be adjusted to a hook or an abutting block according to the structures of the second side and the fourth side.

Referring to fig. 8, an embodiment of the present utility model further provides a projector, including a light machine, a cleaning cover 8 and the foregoing easy-to-detach display module 10, where the light machine includes a light machine housing 7, the light machine housing 7 is provided with a mounting chamber 9 for accommodating the easy-to-detach display module 10, the easy-to-detach display module 10 is mounted in the mounting chamber 9, and the cleaning cover 8 covers the mounting chamber 9. The display module 10 can be conveniently disassembled and assembled to further remove dust or replace glass lenses.

Referring to fig. 8-10, the use process of the easy-to-disassemble display module 10 according to the embodiment of the utility model is as follows:

(1) The display screen 1, the heat-insulating glass 2 and the first lens 3 are installed and fixed on the first bracket 5, the second lens 4 is installed and fixed on the second bracket 6, and then the first bracket 5 and the second bracket 6 are installed and fixed in a fastening connection mode, so that the display module 10 which is easy to disassemble and assemble and shown in fig. 1 is obtained.

(2) Referring to fig. 8 and 9, an installation chamber 9 for easily attaching and detaching a display module 10 is provided in an optical machine housing 7 of an optical machine of the projector, and the display module is installed in the installation chamber 9.

(3) Referring to fig. 10, the cleaning cover 8 is covered on the mounting chamber 9 to obtain an assembled projector optical machine, and if the glass lens needs to be cleaned or replaced, the cleaning cover 8 is detached, and the display module 10 is taken out to be easily detached, so that the glass lens can be cleaned or replaced.

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

1. The utility model provides an easy dismouting display module assembly which characterized in that: including display screen, insulating glass, first lens, second lens, first support and second support, the first side of first support is equipped with first installation step, first lens block in on the first installation step, the display screen clamp in between the second side of first support and the first side of second support, first support with the second support can be dismantled and be connected, insulating glass block install in the inner wall of first support, the second lens block in the second side of second support.

2. The easy-to-disassemble display module set of claim 1, wherein: the first support and the second support are all enclosing the middle hollow structure formed by the first side, the second side, the third side and the fourth side, the middle of the second side and the fourth side of the first support is hollow structure, and the second side or the fourth side of the second support is provided with an opening.

3. The easy-to-disassemble display module set of claim 2, wherein: the first side and the third side of the first bracket are provided with clamping grooves, the first side and the third side of the second bracket are provided with first clamping hooks extending towards the direction of the first bracket, and the first clamping hooks can be clamped and connected to the clamping grooves.

4. The easy-to-disassemble display module set according to claim 3, wherein: the inner wall of the first bracket is provided with a second installation step and a second clamping hook, the hook part of the second clamping hook abuts against one side of the heat-insulating glass, and the other side of the heat-insulating glass is installed on the second installation step.

5. The easy-to-disassemble display module set of claim 4, wherein: the second clamping hooks are arranged on the first side edge and the third side edge of the first bracket, and the second clamping hooks are arranged on the side edges of the clamping grooves.

6. The easy-to-disassemble display module set of claim 2, wherein: the second side of the first support is provided with a first rib, the second support is provided with a second rib, and when the first support is buckled with the second support, two sides of the display screen respectively lean against one side of the first rib and one side of the second rib.

7. The easy-to-disassemble display module set of claim 6, wherein: the first ribs extend from the inner wall of the first side edge of the first support to the inner wall of the third side edge, the second ribs extend towards the middle along the inner wall of the second support, and the projection area of the first ribs and the second ribs on the display screen covers the non-display area of the display screen.

8. The easy-to-disassemble display module set of claim 6, wherein: the second side of second support is provided with the third trip, the hook portion of third trip support in one side of second lens, the opposite side of second lens is installed on the opposite side of second rib.

9. The easy-to-disassemble display module set of claim 8, wherein: the third clamping hook is arranged on the second side edge and the fourth side edge of the second bracket.

10. A projector, characterized in that: the easy-to-disassemble display module comprises a light machine, a cleaning cover and any one of claims 1 to 9, wherein the light machine comprises a light machine shell, the light machine shell is provided with a mounting cavity for accommodating the easy-to-disassemble display module, the easy-to-disassemble display module is mounted in the mounting cavity, and the cleaning cover is covered on the mounting cavity.