CN216133271U

CN216133271U - Detachable light guide plate for LCD (liquid crystal display) screen

Info

Publication number: CN216133271U
Application number: CN202121997241.XU
Authority: CN
Inventors: 王军华
Original assignee: Chenzhou Hairun Electronic Technology Co ltd
Current assignee: Chenzhou Hairun Electronic Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-25
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a detachable light guide plate for an LCD (liquid crystal display) screen, which relates to the field of machining and comprises a shell, wherein the LCD screen is arranged in the shell, one side of the shell is detachably connected with a rear shell, a wood column is arranged in the rear shell, one end of the wood column, which is far away from the rear shell, is detachably connected with the light guide plate, a notch A is formed in the light guide plate and is detachably connected with the wood column, a dust removal mechanism is arranged on one side of the shell and comprises limit rods symmetrically arranged on one side of the shell, notches A are formed in the limit rods, a sliding rod is connected between the two notches A, a hairbrush is arranged on one side of the sliding rod, when the surface of the LCD screen arranged in the shell needs to be cleaned, the surface of the LCD screen arranged in the shell can be cleaned through the dust removal mechanism arranged on one side of the shell and the sliding rod arranged in the dust removal mechanism, and the hairbrush arranged outside the sliding rod can perform surface cleaning work on the LCD screen arranged in the shell, the cleanness of the surface of the liquid crystal screen is ensured.

Description

Detachable light guide plate for LCD (liquid crystal display) screen

Technical Field

The utility model relates to the technical field of disassembly, in particular to a detachable light guide plate for an LCD (liquid crystal display) screen.

Background

The design principle of the light guide plate is derived from a liquid crystal display screen of a notebook computer, and the light guide plate is a high-tech product for converting a linear light source into a surface light source. Optical grade acrylic (PMMA)/PC is used as a base material, and the backlight module technology of an LCD display screen and a notebook computer is applied, so that the light of the light guide plate is refracted into a surface light source uniform light state to manufacture and form the LED backlight module through the high light transmission rate of the light guide points and the calculation of the computer on the light guide points.

Traditional light guide plate for LCD screen is difficult to demolish the light guide plate to can not prevent dust to inside after demolising the light guide plate, lead to inside entering dust, can not normally work after reinstalling the light guide plate, unnecessary damage appears, consequently needs a detachable light guide plate for LCD screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that a liquid crystal display light guide plate is difficult to disassemble in the prior art, and provides a detachable light guide plate for an LCD (liquid crystal display).

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

the utility model provides a detachable light guide plate for LCD (liquid crystal display) screen, includes the shell, the internally mounted of shell has the LCD screen, one side of shell can be dismantled and is connected with the backshell, the internally mounted of backshell has the post, the one end that the backshell was kept away from to the post can be dismantled and is connected with the light guide plate, breach A has been seted up to the inside of light guide plate, breach A is connected for dismantling with the post, dust removal mechanism has been put to one side of shell, dust removal mechanism includes the gag lever post of shell one side symmetry installation, notch A has been seted up to the inside of gag lever post, be connected with the slide bar between two notch A, the brush is installed to one side of slide bar, the inside of shell still is provided with carries out dirt-proof dustproof mechanism to the backshell inside.

The above technical solution further comprises:

a plurality of holes A are symmetrically formed in the rear shell, a plurality of holes B are formed in the shell, and the holes B are communicated with the holes A.

The screw thread is seted up to hole A's inside, hole B's inside sets up the screw thread, hole A all installs the screw with hole B's inside, the backshell passes through screw fixed connection with the shell.

The dustproof mechanism comprises a notch B formed in the rear shell, a cylinder is arranged inside the notch B, dustproof cloth is arranged outside the cylinder, a notch C is formed in the rear shell, and the dustproof cloth 17 enters the rear shell 8 through the notch C18.

The dustproof cloth enters the inner part of the rear shell through the notch C.

A plurality of foam-rubber cushions are arranged outside the shell.

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

1. according to the utility model, when the light guide plate needs to be disassembled, the screw is rotated to separate the shell from the rear shell, the notch A formed in the light guide plate and the wood column installed in the rear shell are separated from each other, so that the light guide plate can be disassembled, the dustproof cloth is pulled after the disassembly is completed, the notch B is formed in the dustproof cloth and is connected with the wood column, the dust is prevented from entering the interior, and the phenomenon that the dust damages the interior of the rear shell after the light guide plate is disassembled to cause the abnormal operation of the device is avoided.

2. According to the utility model, when the surface of the liquid crystal screen arranged in the shell needs to be cleaned, the brush arranged outside the sliding rod can clean the surface of the liquid crystal screen arranged in the shell through the dust removal mechanism arranged on one side of the shell, so that the surface cleaning of the liquid crystal screen is ensured.

Drawings

Fig. 1 is a schematic view of a first internal structure of a detachable light guide plate for an LCD panel according to the present invention;

FIG. 2 is a second internal schematic view of the present invention;

FIG. 3 is a first perspective view of the present invention;

FIG. 4 is a third internal structural view of the present invention;

FIG. 5 is a schematic view of a second perspective structure of the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 1;

FIG. 7 is an enlarged view of a portion of the structure shown at B in FIG. 4;

fig. 8 is an enlarged schematic view of a portion of the structure at C in fig. 2.

In the figure: 1. a liquid crystal screen; 2. a housing; 3. a sponge cushion; 4. a limiting rod; 5. a slide bar; 6. a notch A; 7. a brush; 8. a rear housing; 9. a hole A; 10. a screw; 11. a hole B; 12. a wood column; 13. a light guide plate; 14. a notch A; 15. a notch B; 16. a cylinder; 17. a dust cloth; 18. a notch C; 19. and a notch B.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-8, the detachable light guide plate for the LCD liquid crystal display provided by the utility model comprises a housing 2, the liquid crystal display 1 is installed inside the housing 2, one end of the housing 2 is detachably connected with a rear shell 8, a wood column 12 is installed inside the rear shell 8, one end of the wood column 12, which is far away from the rear shell 8, is detachably connected with a light guide plate 13, a notch a14 is formed inside the light guide plate 13, and the notch a14 is detachably connected with the wood column 12.

The inside of shell 2 still is provided with dustproof mechanism, a plurality of holes A9 have been seted up to the inside symmetry of backshell 8, hole A9 runs through backshell 8, a plurality of holes B11 have been seted up to the inside of shell 2, hole B11 communicates with each other in hole A9, the inside of hole A9 is seted up threadedly, the inside of hole B11 sets up the screw, the internally mounted of hole A9 and hole B11 has screw 10, backshell 8 passes through screw 10 fixed connection with shell 2.

Dustproof mechanism includes notch B15 that backshell 8 is inside to be seted up, and the internally mounted of notch B15 has cylinder 16, and the externally mounted of cylinder 16 has dustproof cloth 17, and notch C18 has still been seted up to the inside of backshell 8, and dustproof cloth 17 passes through notch C18 and gets into the inside of backshell 8, and breach B19 has been seted up to the inside of dustproof cloth 17, and the externally mounted of shell 2 has a plurality of foam-rubber cushions 3.

A detachable light guide plate theory of operation for LCD screen based on embodiment one is, when needs are demolishd light guide plate 13, rotatory screw 10 of demolising earlier, separate shell 2 and backshell 8, the inside breach A14 of seting up of light guide plate 13, backshell 8 internally mounted's post 12, breach A14 and post 12 part are connected, take out light guide plate 13 after the part is connected, pull out dustproof cloth 17 this moment, dustproof cloth 17 is inside to have seted up breach B19, link to each other breach B19 and post 12, dustproof cloth 17 carries out dustproof effect to backshell 8, avoid leading to the device can not normally work because of the dust to cause the damage to backshell 8 inside after demolising light guide plate 13.

Example two

As shown in fig. 2 and 3, based on the first embodiment, a dust removing mechanism is arranged on one side of the housing 2, the dust removing mechanism includes a limiting rod 4 symmetrically installed on one side of the housing 2, a notch a6 is formed in the limiting rod 4, a sliding rod 5 is connected between two notches a6, a brush 7 is installed on one side of the sliding rod 5, and a plurality of sponge cushions 3 are installed on the outside of the housing 2.

Design like this in this embodiment to, when the liquid crystal display 1 of shell 2 internally mounted carries out the surface cleaning work, start slide bar 5, slide bar 5 is at the inside motion of notch A6, and the brush 7 of slide bar 5 externally mounted can carry out the cleaning work to the surface of liquid crystal display 1, and when the device in the transportation, the collision can appear, and a plurality of foam-rubber cushions 3 of shell 2 externally mounted this moment can protect the device itself.

Claims

1. The detachable light guide plate for the LCD screen comprises a shell (2) and is characterized in that the liquid crystal screen (1) is installed inside the shell (2), one side of the shell (2) is detachably connected with a rear shell (8), a wood column (12) is installed inside the rear shell (8), one end, far away from the rear shell (8), of the wood column (12) is detachably connected with a light guide plate (13), a notch A (14) is formed inside the light guide plate (13), the notch A (14) is detachably connected with the wood column (12), and a dust removal mechanism is arranged on one side of the shell (2);

dust removal mechanism includes gag lever post (4) of shell (2) one side symmetry installation, notch A (6) have been seted up to the inside of gag lever post (4), be connected with slide bar (5) between two notch A (6), brush (7) are installed to one side of slide bar (5), the inside of shell (2) still is provided with carries out dirt-proof dustproof mechanism to backshell (8) inside.

2. The detachable light guide plate for the LCD screen of claim 1, wherein the rear case (8) is symmetrically provided with a plurality of holes A (9), the housing (2) is provided with a plurality of holes B (11), and the holes B (11) are communicated with the holes A (9).

3. The detachable light guide plate for the LCD screen as claimed in claim 2, wherein the hole A (9) is internally threaded, the hole B (11) is internally threaded, the holes A (9) and B (11) are internally provided with screws (10), and the rear housing (8) is fixedly connected with the housing (2) through the screws (10).

4. The detachable light guide plate for the LCD screen according to claim 1, wherein the dustproof mechanism comprises a notch B (15) formed inside the rear case (8), a cylinder (16) is installed inside the notch B (15), dustproof cloth (17) is installed outside the cylinder (16), a notch C (18) is further formed inside the rear case (8), and the dustproof cloth (17) enters the rear case (8) through the notch C (18).

5. The detachable light guide plate for the LCD screen of claim 4, wherein the dustproof cloth (17) is provided with a notch B (19) inside.

6. The detachable light guide plate for LCD screens of claim 1, wherein a plurality of sponge pads (3) are mounted on the outside of the housing (2).