CN216561318U

CN216561318U - Liquid crystal display screen with light source protection mechanism

Info

Publication number: CN216561318U
Application number: CN202123397735.7U
Authority: CN
Inventors: 蓝景; 蓝锋
Original assignee: Shenzhen Jiayuyang Technology Co ltd
Current assignee: Shenzhen Jiayuyang Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-17
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of liquid crystal display screen protection, in particular to a liquid crystal display screen with a light source protection mechanism. Including installation component, radiator unit, first fixed subassembly and the fixed subassembly of second, the equal fixed mounting of radiator unit, first fixed subassembly and the fixed subassembly of second is on the installation component, the fixed subassembly of second includes second stopper and second stripper plate, threaded connection has the threaded rod on the second stopper. According to the utility model, the second limiting block, the threaded rod, the spring, the connecting block, the limiting plate, the movable rod, the second extrusion plate and the second limiting rubber pad are mutually matched for use, the LED backlight plate is fixed through the threaded rod and the second extrusion plate, and the spring and the second limiting rubber pad provide buffering and damping functions, so that the LED backlight plate is prevented from deforming and breaking when the liquid crystal display screen vibrates and impacts, the LED backlight plate is prevented from being damaged, and the safety of the liquid crystal display screen is improved.

Description

Liquid crystal display screen with light source protection mechanism

Technical Field

The utility model belongs to the technical field of liquid crystal display screen protection, and particularly relates to a liquid crystal display screen with a light source protection mechanism.

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, and right angle display, and 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.

Generally all adopt LED to be shaded as liquid crystal display's backlight, liquid crystal display can produce vibration or impact at the in-process that removes, and liquid crystal display's bottom can protect liquid crystal display with the mode of filling up the blotter usually, but inside board in a poor light can rock because of the impact production for the board in a poor light produces deformation and breaks, thereby leads to the board in a poor light to produce the damage.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a liquid crystal display screen with a light source protection mechanism. The heat dissipation device comprises a mounting assembly, a heat dissipation assembly, a first fixing assembly and a second fixing assembly, wherein the heat dissipation assembly, the first fixing assembly and the second fixing assembly are fixedly mounted on the mounting assembly;

the fixed subassembly of second includes second stopper and second stripper plate, threaded connection has the threaded rod on the second stopper, the one end fixed mounting of threaded rod has the commentaries on classics piece, the other end of threaded rod rotates and is connected with the connecting block, the inside fixed mounting of connecting block has two sets of springs, and is two sets of the equal fixed mounting in one end of spring has the limiting plate, and is two sets of equal fixed mounting has the movable rod on the limiting plate, and is two sets of the one end of movable rod all runs through to the outside of connecting block, second stripper plate fixed mounting is in the one end of two sets of movable rods, one side fixed mounting of second stripper plate has the spacing rubber pad of second.

Further, the installation component comprises a liquid crystal display body, a protective frame, a fixed plate and a rear cover, wherein the protective frame is fixedly installed on one side of the fixed plate, the liquid crystal display body is arranged on one side of the protective frame, and the liquid crystal display body is located inside the fixed plate.

Further, two sets of chutes are formed in the inner walls of the two ends of the fixing plate, sliding blocks matched with the chutes for use are fixedly mounted at the two ends of the rear cover, and the rear cover is connected with the fixing plate in a sliding mode through the sliding blocks.

Furthermore, the rear cover is in threaded connection with four groups of first bolts, the four groups of first bolts are located at the edges of four corners of the rear cover, and the rear cover is fixedly installed on the fixing plate through the first bolts.

Further, the heat dissipation assembly comprises a mounting plate, the rear cover is provided with mounting holes, the side walls of the periphery of the mounting holes are provided with clamping grooves, the side walls of the periphery of the mounting plate are fixedly provided with clamping blocks matched with the clamping grooves, the mounting plate is clamped on the rear cover through the clamping blocks, one side of the mounting plate is fixedly provided with a drying agent box, and the drying agent box is located inside the fixing plate.

Further, threaded connection has four groups of second bolts on the mounting panel, and four groups the second bolt is located the four corners edge of mounting panel respectively, the mounting panel passes through second bolt fixed mounting and covers behind.

Furthermore, the heat dissipation assembly further comprises a dust screen, the rear cover is provided with a heat dissipation opening, the edge of the dust screen is provided with a bonding groove, and the dust screen is bonded on the heat dissipation opening.

Furthermore, the first fixing assembly comprises an LED backlight plate and four groups of supporting blocks, supporting leather pads are fixedly mounted on the four groups of supporting blocks, the LED backlight plate is connected between the four groups of supporting leather pads in a sliding and clamping mode, and the four groups of supporting blocks are fixedly mounted on the inner wall of the fixing plate respectively.

Furthermore, the first fixing assembly further comprises four groups of first limiting blocks, the four groups of first limiting blocks are respectively and fixedly installed on the inner wall of the fixing plate and are of L-shaped structures, and first extrusion plates are fixedly installed at one ends of the four groups of first limiting blocks.

Furthermore, the first fixing assembly further comprises four groups of first limiting rubber pads, the four groups of first limiting rubber pads are fixedly mounted on the four groups of first extrusion plates respectively, and one sides of the four groups of first limiting rubber pads are attached to the LED backlight plate.

The utility model has the beneficial effects that:

1. according to the utility model, the second limiting block, the threaded rod, the spring, the connecting block, the limiting plate, the movable rod, the second extrusion plate and the second limiting rubber pad are mutually matched for use, the LED backlight plate is fixed through the threaded rod and the second extrusion plate, and the spring and the second limiting rubber pad provide buffering and damping functions, so that the LED backlight plate is prevented from deforming and breaking when the liquid crystal display screen vibrates and impacts, the LED backlight plate is prevented from being damaged, and the safety of the liquid crystal display screen is improved;

2. according to the utility model, the mounting plate, the drying agent box, the heat dissipation port and the dustproof net are mutually matched for use, moisture in the fixing plate is reduced through the drying agent box, the temperature in the fixing plate is reduced through the heat dissipation port, and dust is prevented from entering the fixing plate through the dustproof net, so that the influence of the moisture, the temperature and the dust on the LED backlight plate is prevented, the LED backlight plate is prevented from being damaged, and the service life of the LED backlight plate is prolonged.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 shows a schematic structural diagram according to an embodiment of the utility model;

FIG. 2 shows a schematic view of a rear cover structure according to an embodiment of the utility model;

FIG. 3 shows a schematic cross-sectional structural view according to an embodiment of the present invention;

fig. 4 shows a schematic structural view of a second fixing assembly according to an embodiment of the present invention.

In the figure: 110. a liquid crystal display body; 120. a protective frame; 130. a fixing plate; 140. a rear cover; 150. a chute; 160. a slider; 170. a first bolt; 210. mounting a plate; 220. a desiccant box; 230. a clamping block; 240. a card slot; 250. a heat dissipation port; 260. a dust screen; 270. a second bolt; 310. a support block; 320. supporting the leather pad; 330. a first stopper; 340. a first squeeze plate; 350. a first limiting rubber pad; 360. an LED backlight plate; 410. a second limiting block; 420. a threaded rod; 430. rotating the block; 440. a spring; 450. connecting blocks; 460. a limiting plate; 470. a movable rod; 480. a second compression plate; 490. the second limiting rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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. The heat dissipation assembly comprises a mounting assembly, a heat dissipation assembly, a first fixing assembly and a second fixing assembly, wherein the heat dissipation assembly, the first fixing assembly and the second fixing assembly are fixedly mounted on the mounting assembly.

The fixed subassembly of second includes second stopper 410 and second stripper plate 480, threaded connection has threaded rod 420 on the second stopper 410, threaded rod 420's one end fixed mounting has commentaries on classics piece 430, threaded rod 420's other end rotates and is connected with connecting block 450, the inside fixed mounting of connecting block 450 has two sets of springs 440, the equal fixed mounting of one end of two sets of springs 440 has limiting plate 460, equal fixed mounting has movable rod 470 on two sets of limiting plate 460, the one end of two sets of movable rod 470 all runs through to the outside of connecting block 450, second stripper plate 480 fixed mounting is in the one end of two sets of movable rod 470, one side fixed mounting of second stripper plate 480 has second limiting rubber pad 490.

The rotating block 430 is used for driving the threaded rod 420 to rotate. The threaded rod 420 is used for driving the second pressing plate 480 to horizontally move. The spring 440 and the second limiting rubber pad 490 buffer the backlight panel.

The mounting assembly includes a liquid crystal display body 110, a protective frame 120, a fixing plate 130 and a rear cover 140, the protective frame 120 is fixedly mounted at one side of the fixing plate 130, the liquid crystal display body 110 is disposed at one side of the protective frame 120, and the liquid crystal display body 110 is located inside the fixing plate 130. Two sets of sliding grooves 150 are formed in the inner walls of the two ends of the fixing plate 130, sliding blocks 160 matched with the sliding grooves 150 are fixedly mounted at the two ends of the rear cover 140, the rear cover 140 is connected with the fixing plate 130 in a sliding mode through the sliding blocks 160, four sets of first bolts 170 are in threaded connection with the rear cover 140, the four sets of first bolts 170 are located at the four corner edges of the rear cover 140, and the rear cover 140 is fixedly mounted on the fixing plate 130 through the first bolts 170.

Through rear cover 140 and fixed plate 130 through slider 160 sliding connection, be convenient for demolish rear cover 140 and install, be convenient for maintain and change the part in the liquid crystal display.

The heat dissipation assembly comprises a mounting plate 210 and a dust screen 260, a mounting hole and a heat dissipation opening 250 are formed in the rear cover 140, a clamping groove 240 is formed in the peripheral side wall of the mounting hole, a clamping block 230 matched with the clamping groove 240 is fixedly mounted on the peripheral side wall of the mounting plate 210, the mounting plate 210 is clamped on the rear cover 140 through the clamping block 230, a drying agent box 220 is fixedly mounted on one side of the mounting plate 210, the drying agent box 220 is located inside the fixing plate 130, four groups of second bolts 270 are connected to the mounting plate 210 through threads, the four groups of second bolts 270 are respectively located at four corners of the mounting plate 210, the mounting plate 210 is fixedly mounted on the rear cover 140 through the second bolts 270, a bonding groove is formed in the edge of the dust screen 260, and the dust screen 260 is bonded on the heat dissipation opening 250.

The dust screen 260 is used for avoiding the outside dust to enter into the inside of fixed plate 130 when being used for the inside radiating of fixed plate 130, and the dust screen 260 bonds on thermovent 250, is convenient for wash and change dust screen 260, has improved the flexibility. The desiccant container 220 is used to absorb moisture in the fixing plate 130 and prevent the backlight plate from being damaged due to moisture, short circuit and transmission. The heat dissipation opening 250 is used for dissipating heat in the fixing plate 130, thereby preventing the backlight plate from being damaged due to high temperature transmission.

The first fixing assembly comprises an LED backlight plate 360, four groups of supporting blocks 310 and four groups of first limiting blocks 330, supporting leather pads 320 are fixedly mounted on the four groups of supporting blocks 310, the LED backlight plate 360 is connected between the four groups of supporting leather pads 320 in a sliding and clamping mode, the four groups of supporting blocks 310 and the four groups of first limiting blocks 330 are fixedly mounted on the inner wall of the fixing plate 130 respectively, the four groups of first limiting blocks 330 are of L-shaped structures, first squeezing plates 340 are fixedly mounted at one ends of the four groups of first limiting blocks 330, first limiting rubber pads 350 are fixedly mounted on the four groups of first squeezing plates 340, and one sides of the four groups of first limiting rubber pads 350 are attached to the LED backlight plate 360.

The supporting leather pad 320 is convenient for mounting and dismounting the LED backlight plate 360, and is convenient for maintaining and replacing the LED backlight plate. The first limiting block 330, the first pressing plate 340 and the first limiting rubber pad 350 are used in cooperation with the second fixing assembly to fix and buffer the LED backlight plate 360.

When the LED backlight board is used, the four groups of rotating blocks 430 are manually rotated, the LED backlight board 360 is clamped between the four groups of supporting leather pads 320, one side of the LED backlight board 360 is attached to the four groups of first limiting rubber pads 350, and the rotating blocks 430 are manually rotated to attach the four groups of second limiting rubber pads 490 to the other side of the LED backlight board 360, so that the LED backlight board 360 is fixed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a liquid crystal display with light source protection machanism which characterized in that: the heat dissipation device comprises a mounting assembly, a heat dissipation assembly, a first fixing assembly and a second fixing assembly, wherein the heat dissipation assembly, the first fixing assembly and the second fixing assembly are fixedly mounted on the mounting assembly;

the fixed subassembly of second includes second stopper (410) and second stripper plate (480), threaded connection has threaded rod (420) on second stopper (410), the one end fixed mounting of threaded rod (420) has commentaries on classics piece (430), the other end of threaded rod (420) rotates and is connected with connecting block (450), the inside fixed mounting of connecting block (450) has two sets of spring (440), and is two sets of the equal fixed mounting in one end of spring (440) has limiting plate (460), and is two sets of equal fixed mounting has movable rod (470) on limiting plate (460), and is two sets of the outside of connecting block (450) is all run through to the one end of movable rod (470), second stripper plate (480) fixed mounting is in the one end of two sets of movable rod (470), one side fixed mounting of second stripper plate (480) has second spacing rubber pad (490).

2. The liquid crystal display panel with a light source protection mechanism according to claim 1, wherein: the mounting assembly comprises a liquid crystal display screen body (110), a protective frame (120), a fixing plate (130) and a rear cover (140), wherein the protective frame (120) is fixedly mounted on one side of the fixing plate (130), the liquid crystal display screen body (110) is arranged on one side of the protective frame (120), and the liquid crystal display screen body (110) is located inside the fixing plate (130).

3. The liquid crystal display panel with a light source protection mechanism according to claim 2, wherein: two sets of chutes (150) are formed in the inner walls of the two ends of the fixing plate (130), sliding blocks (160) matched with the chutes (150) are fixedly mounted at the two ends of the rear cover (140), and the rear cover (140) is connected with the fixing plate (130) in a sliding mode through the sliding blocks (160).

4. A liquid crystal display panel having a light source protection mechanism as set forth in claim 3, wherein: the rear cover (140) is in threaded connection with four groups of first bolts (170), the four groups of first bolts (170) are located at the edges of four corners of the rear cover (140), and the rear cover (140) is fixedly mounted on the fixing plate (130) through the first bolts (170).

5. The liquid crystal display panel with a light source protection mechanism according to claim 4, wherein: the heat dissipation assembly comprises a mounting plate (210), mounting holes are formed in the rear cover (140), clamping grooves (240) are formed in the peripheral side walls of the mounting holes, clamping blocks (230) matched with the clamping grooves (240) are fixedly mounted on the peripheral side walls of the mounting plate (210), the mounting plate (210) is clamped on the rear cover (140) through the clamping blocks (230), a drying agent box (220) is fixedly mounted on one side of the mounting plate (210), and the drying agent box (220) is located inside the fixing plate (130).

6. The liquid crystal display panel with a light source protection mechanism according to claim 5, wherein: threaded connection has four groups of second bolt (270) on mounting panel (210), and is four groups second bolt (270) are located the four corners edge of mounting panel (210) respectively, mounting panel (210) are through second bolt (270) fixed mounting on back lid (140).

7. The liquid crystal display panel with a light source protection mechanism according to claim 6, wherein: the heat dissipation assembly further comprises a dustproof net (260), the rear cover (140) is provided with a heat dissipation opening (250), the edge of the dustproof net (260) is provided with a bonding groove, and the dustproof net (260) is bonded on the heat dissipation opening (250).

8. The liquid crystal display panel with a light source protection mechanism according to claim 4, wherein: the first fixing assembly comprises an LED backlight plate (360) and four groups of supporting blocks (310), supporting leather pads (320) are fixedly mounted on the four groups of supporting blocks (310), the LED backlight plate (360) is clamped between the four groups of supporting leather pads (320) in a sliding mode, and the four groups of supporting blocks (310) are fixedly mounted on the inner wall of the fixing plate (130) respectively.

9. The liquid crystal display panel with a light source protection mechanism according to claim 8, wherein: the first fixing assembly further comprises four groups of first limiting blocks (330), the four groups of first limiting blocks (330) are respectively and fixedly mounted on the inner wall of the fixing plate (130), the four groups of first limiting blocks (330) are of L-shaped structures, and first extrusion plates (340) are fixedly mounted at one ends of the four groups of first limiting blocks (330).

10. The liquid crystal display panel with a light source protection mechanism according to claim 9, wherein: the first fixing assembly further comprises four groups of first limiting rubber pads (350), the four groups of first limiting rubber pads (350) are fixedly mounted on the four groups of first extrusion plates (340) respectively, and one sides of the four groups of first limiting rubber pads (350) are attached to the LED backlight plate (360).