CN213457592U

CN213457592U - Liquid crystal display screen with light source protection mechanism

Info

Publication number: CN213457592U
Application number: CN202022690784.9U
Authority: CN
Inventors: 陈志�; 鲁斌
Original assignee: Shenzhen Tianfu Innovation Technology Co ltd
Current assignee: Shenzhen Tianfu Innovation Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-15
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a liquid crystal display screen with a light source protection mechanism, which comprises a liquid crystal display screen body, wherein a protection frame is arranged outside the liquid crystal display screen body, one side of the protection frame is fixedly connected with a back cover, an LED backlight plate is movably clamped in the back cover, through holes and grooves are respectively arranged in the back cover, the back cover is slidably clamped with a fixed plate through the through holes and the grooves, one side of the fixed plate is provided with a rubber strip, the top of the fixed plate is provided with a rubber pad, the back cover and the fixed plate are fixedly connected through bolts, bolt holes are respectively arranged at the bolt connecting positions of the back cover and the fixed plate, four groups are symmetrically arranged on the bolt holes, the utility model aims to provide a liquid crystal display screen with a light source protection mechanism, realize the dust-proof effect on the LED backlight plate and improve the service life of the, the potential safety hazard is reduced to solve the problems in the background technology.

Description

Liquid crystal display screen with light source protection mechanism

Technical Field

The utility model relates to a machining equipment technical field specifically is a take light source protection machanism's liquid crystal display.

Background

Liquid Crystal Display (LCD) is used in digital timepieces and many portable computers of a display type, the LCD display uses two pieces of polarized material, between them is a liquid crystal solution, when the current passes through the liquid, the crystal can be rearranged, so that the light can not pass through them, therefore, each crystal can be like a shutter, and can allow the light to pass through and block the light, the present technical and technical information products of the LCD are developed towards light, thin, short and small targets, the display products with long history in the periphery of the computer are certainly not exceptional, the traditional display modes such as CRT image display and LED display panel, etc. are all subject to the factors of too large volume or very large power consumption, the actual demand of the user can not be achieved, and the development of the LCD display technology is exactly in line with the trend of the present information products, no matter of right angle display, right angle, Low power consumption, small volume, zero radiation and the like, and can ensure that a user can enjoy the optimal visual environment.

At present, generally all adopt LED to be shaded as liquid crystal display's backlight, but, when liquid crystal display mainly adopted the frame to paste the structure, the dust often can appear and get into the inside condition of back lid from the frame gap, leads to LED to be shaded the deposition, and serious meeting arouses the short circuit, reduces display life, still has certain potential safety hazard, therefore we propose a take light source protection mechanism's liquid crystal display.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take light source protection machanism's liquid crystal display, through the design of this device, realize to the dust-proof effect of LED board in a poor light, improved LED board in a poor light life to a certain extent, reduce the potential safety hazard to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take light source protection machanism's liquid crystal display, includes the liquid crystal display body, the liquid crystal display body outside is provided with the protective frame, the lid behind protective frame one side fixedly connected with, the activity joint has LED board in a poor light in the back lid, through-hole and recess have been seted up respectively in the back lid, the back lid has the fixed plate through-hole and recess slip joint, fixed plate one side is provided with the rubber strip, the fixed plate top is provided with the rubber pad, back lid and fixed plate pass through bolt fixed connection.

Preferably, the bolt holes are formed in the connecting positions of the rear cover and the fixing plate through bolts, and four groups of the bolt holes are symmetrically formed.

Preferably, the inner wall of the rear cover is symmetrically and fixedly connected with supporting blocks, the supporting blocks are symmetrically arranged into four groups, and the four groups of supporting blocks are all arranged in a rectangular shape.

Preferably, the upper surfaces of the four groups of supporting blocks are fixedly connected with supporting leather pads, and the outer part of the LED backlight plate is slidably clamped between the four groups of supporting leather pads.

Preferably, the inner wall of the rear cover is symmetrically and fixedly connected with limiting blocks, the limiting blocks are symmetrically arranged into four groups, and the four groups of limiting blocks are L-shaped.

Preferably, one side of each of the four groups of limiting blocks is fixedly connected with a first limiting rubber block, and one side of each of the four groups of first limiting rubber blocks is attached to one side of the LED backlight panel.

Preferably, the inner wall of the rear cover is symmetrically and fixedly connected with bearings with seats, and the bearings with seats are symmetrically arranged into four groups.

Preferably, the four groups of the bearings with the seat are fixedly connected with rotating shafts, and the four groups of the rotating shafts are arranged in an L shape.

Preferably, one end of each of the four groups of rotating shafts is fixedly connected with a second limiting rubber block, and one side of each of the four groups of second limiting rubber blocks is attached to one side of the LED backlight plate.

Preferably, the outer wall of the fixing plate is respectively attached to the inner wall of the through hole and the inner wall of the groove.

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

1. the utility model discloses a design of liquid crystal display body through the design of back lid, reduces the production in gap to a certain extent, and the fixed plate passes through-hole and recess slip joint in the back lid, through the design of rubber strip and rubber pad, and lid hookup location seals behind the fixed plate, reduces the dust and gets into through the gap, carries out the bolt fastening through bolt hole to the fixed plate back lid, wholly realizes the protection to the LED backlight plate.

2. This device passes through the supporting shoe, supports leather pad, stopper, first spacing rubber piece, takes the design of seat bearing, axis of rotation and the spacing rubber piece of second, realizes the slip joint to the LED board in a poor light, has optimized current LED board in a poor light gluing structure and bolt fixed mounting's mode, and the whole installation and the dismantlement to the LED board in a poor light of being convenient for.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. a liquid crystal display body; 2. a protective frame; 3. an LED backlight plate; 4. a support block; 5. supporting the leather pad; 6. a limiting block; 7. a first limit rubber block; 8. a rear cover; 9. a fixing plate; 10. a through hole; 11. a groove; 12. a rubber strip; 13. a rubber pad; 14. bolt holes; 15. a pedestal bearing; 16. a rotating shaft; 17. and a second limiting rubber block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a liquid crystal display screen with a light source protection mechanism comprises a liquid crystal display screen body 1, wherein a protection frame 2 is arranged outside the liquid crystal display screen body 1, and the liquid crystal display screen body 1 is protected by the protection frame 2; one side of the protective frame 2 is fixedly connected with a rear cover 8, an LED backlight plate 3 is movably clamped in the rear cover 8, and the LED backlight plate 3 is a light source of the liquid crystal display body 1;

the inner wall of the rear cover 8 is symmetrically and fixedly connected with supporting blocks 4, the supporting blocks 4 are symmetrically arranged into four groups, the four groups of supporting blocks 4 are arranged in a rectangular shape, the upper surfaces of the four groups of supporting blocks 4 are fixedly connected with supporting leather pads 5, the outer part of the LED backlight plate 3 is slidably clamped between the four groups of supporting leather pads 5, and the supporting effect on the LED backlight plate 3 is realized through the four groups of supporting leather pads 5;

the inner wall of the rear cover 8 is symmetrically and fixedly connected with limiting blocks 6, the limiting blocks 6 are symmetrically arranged into four groups, the four groups of limiting blocks 6 are arranged in an L shape, one sides of the four groups of limiting blocks 6 are fixedly connected with first limiting rubber blocks 7, one sides of the four groups of first limiting rubber blocks 7 are arranged in a manner of being attached to one side of the LED backlight plate 3, and limiting effect on one side of the LED backlight plate 3 is achieved through the four groups of limiting blocks 6 and the first limiting rubber blocks 7;

the inner wall of the rear cover 8 is symmetrically and fixedly connected with the bearings with seats 15, the bearings with seats 15 are symmetrically arranged into four groups, rotating shafts 16 are fixedly connected in the four groups of bearings with seats 15, the four groups of rotating shafts 16 are also arranged in an L shape, one ends of the four groups of rotating shafts 16 are fixedly connected with second limiting rubber blocks 17, one sides of the four groups of second limiting rubber blocks 17 are attached to one side of the LED backlight plate 3, the rotating shafts 16 and the second limiting rubber blocks 17 are driven to rotate through the bearings with seats 15, the LED backlight plate 3 is convenient to mount and dismount, the limiting effect on the other side of the LED backlight plate 3 is achieved through the four groups of rotating shafts 16 and the second limiting rubber blocks 17, and the sliding clamping effect on the LED backlight plate 3 is integrally achieved;

the rear cover 8 is internally provided with a through hole 10 and a groove 11 respectively, the rear cover 8 is slidably clamped with a fixing plate 9 through the through hole 10 and the groove 11, the outer wall of the fixing plate 9 is respectively attached to the inner wall of the through hole 10 and the inner wall of the groove 11, the generation of gaps is reduced through the attachment, and the dust is prevented from entering; a rubber strip 12 is arranged on one side of the fixed plate 9, a rubber pad 13 is arranged on the top of the fixed plate 9, and a gap at the connecting position of the fixed plate 9 and the rear cover 8 is sealed through the rubber strip 12 and the rubber pad 13, so that dust is prevented from entering the rear cover 8 to a certain extent;

rear cover 8 and fixed plate 9 pass through bolt fixed connection, and rear cover 8 and fixed plate 9 bolted connection position have all seted up bolt hole 14, and four groups have been seted up to bolt hole 14 symmetry, through the design of bolt hole 14, realize fixed the bolted connection of rear cover 8 and fixed plate 9.

The working principle is as follows: when the LED backlight board is used, the four groups of rotating shafts 16 are manually rotated, the LED backlight board 3 is clamped between the four groups of supporting leather pads 5, one side of the LED backlight board 3 is attached to the four groups of first limiting rubber blocks 7, the four groups of rotating shafts 16 are manually rotated again, the four groups of second limiting rubber blocks 17 are attached to the other side of the LED backlight board 3, the sliding clamping connection of the LED backlight board 3 is integrally completed, the gluing structure and the bolt fixing and mounting mode of the existing LED backlight board 3 are optimized, the LED backlight board 3 is integrally convenient to mount and dismount, at the moment, the fixing board 9 is clamped inside the rear cover 8 through the through holes 10 and the grooves 11, at the moment, the clamping gap between the fixing board 9 and the rear cover 8 is sealed through the rubber strips 12 and the rubber pads 13, the dust entering is reduced, the fixing board 9 and the rear cover 8 are fixed through the bolt holes 14, the mounting is integrally completed, the protection of the LED backlight board, and the installation and the dismantlement to LED board 3 in a poor light are convenient for, make things convenient for the later stage to the maintenance of LED board 3 in a poor light.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take light source protection machanism's liquid crystal display, includes liquid crystal display body (1), its characterized in that: liquid crystal display body (1) outside is provided with protective frame (2), lid (8) behind protective frame (2) one side fixedly connected with, activity joint has LED board in a poor light (3) in back lid (8), through-hole (10) and recess (11) have been seted up respectively in back lid (8), back lid (8) have fixed plate (9) through-hole (10) and recess (11) slip joint, fixed plate (9) one side is provided with rubber strip (12), fixed plate (9) top is provided with rubber pad (13), back lid (8) and fixed plate (9) pass through bolt fixed connection.

2. The lcd panel with light source protection mechanism of claim 1, wherein: bolt holes (14) are formed in the bolt connecting positions of the rear cover (8) and the fixing plate (9), and four groups of the bolt holes (14) are symmetrically formed.

3. The lcd panel with light source protection mechanism of claim 1, wherein: the inner wall of the rear cover (8) is symmetrically and fixedly connected with supporting blocks (4), the supporting blocks (4) are symmetrically arranged into four groups, and the four groups of supporting blocks (4) are all arranged in a rectangular shape.

4. A liquid crystal display panel with a light source protection mechanism as set forth in claim 3, wherein: the upper surfaces of the four groups of supporting blocks (4) are fixedly connected with supporting leather pads (5), and the LED backlight plate (3) is externally clamped between the four groups of supporting leather pads (5) in a sliding manner.

5. The lcd panel with light source protection mechanism of claim 1, wherein: rear cover (8) inner wall symmetry fixedly connected with stopper (6), stopper (6) symmetry sets up to four groups, four groups stopper (6) are L shape setting.

6. The LCD screen with the light source protection mechanism of claim 5, wherein: the LED backlight module is characterized in that one side of each of the four groups of limiting blocks (6) is fixedly connected with a first limiting rubber block (7), and one side of each of the four groups of first limiting rubber blocks (7) is attached to one side of the LED backlight panel (3).

7. The lcd panel with light source protection mechanism of claim 1, wherein: the inner wall of the rear cover (8) is symmetrically and fixedly connected with bearings with seats (15), and the bearings with seats (15) are symmetrically arranged into four groups.

8. The lcd panel with light source protection mechanism of claim 7, wherein: all fixedly connected with axis of rotation (16) in four groups take seat bearing (15), four groups axis of rotation (16) are also the L type setting.

9. The lcd panel with light source protection mechanism of claim 8, wherein: one ends of the four groups of rotating shafts (16) are fixedly connected with second limiting rubber blocks (17), and one sides of the four groups of second limiting rubber blocks (17) are attached to one side of the LED backlight plate (3).

10. The lcd panel with light source protection mechanism of claim 1, wherein: the outer wall of the fixing plate (9) is respectively attached to the inner wall of the through hole (10) and the inner wall of the groove (11).