CN216556179U

CN216556179U - Liquid crystal display with replaceable light source protection mechanism

Info

Publication number: CN216556179U
Application number: CN202123447728.3U
Authority: CN
Inventors: 黎自江; 李道义; 刘强
Original assignee: Shenzhen Mingcai Vision Technology Co ltd
Current assignee: Shenzhen Mingcai Vision 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 discloses a liquid crystal display screen with a replaceable light source protection mechanism, which belongs to the field of liquid crystal display screens and comprises a liquid crystal display screen body, wherein a protection frame is arranged on the right side of the liquid crystal display screen body, a rear cover is respectively bolted at the top and the bottom of the left side of the protection frame, through the matching of a rotating shaft, a driving gear, a driven gear, a lead screw, a moving block, a moving plate and a clamping plate, through the matching of a spring and a plug board, when the rear cover and the mounting plate are damaged, a backlight plate can be quickly disassembled, the rear cover and the mounting plate protected by a light source can be conveniently replaced, the replacement efficiency is improved, the backlight plate is prevented from being damaged when the rear cover and the mounting plate are replaced, through the matching of a sliding chute and a sliding block, the moving block is limited, the moving block is prevented from rotating, through the matching of a third groove, a connecting plate is installed at a designated position, the clamping plate is accurately inserted into a clamping groove, through the matching of a sliding column and a sliding sleeve, the inserting plate is limited, and the moisture-proof blocks are convenient to place through the matching of the fixing plate and the placing groove.

Description

Liquid crystal display with replaceable light source protection mechanism

Technical Field

The utility model relates to the technical field of liquid crystal display screens, in particular to a liquid crystal display screen with a replaceable light source protection mechanism.

Background

The liquid crystal display screen is one kind of planar display, is used for screen display of TV set and computer, and has the advantages of low power consumption, small size and low radiation.

However, the light source protection mechanism of the traditional liquid crystal display screen cannot be replaced, so that the light source protection mechanism is not convenient to detach and easy to damage, the backlight plate is easy to maintain and replace, the maintenance cost is increased, and the economic loss of a user is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquid crystal display screen with a replaceable light source protection mechanism, which can quickly disassemble a backlight plate and is convenient for a user to replace a rear cover and a mounting plate of light source protection so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a liquid crystal display with removable light source protection machanism, includes the liquid crystal display body, the right side of liquid crystal display body is provided with the protecting frame, the left top of protecting frame and bottom all have bolted the back lid, the right side bolt of the opposite one side of back lid has fixed frame, first recess has been seted up in the left side of fixed frame, the inner chamber of first recess is provided with just to tear open the mechanism, the opposite one side swing joint of back lid has the connecting block, the opposite one side bolt of connecting block has the connecting plate, the draw-in groove has all been seted up on the right side of connecting plate top and bottom, the opposite one side bolt of connecting plate has the board in a poor light, the left side swing joint of the opposite one side of back lid has the mounting panel, the second recess has all been seted up to the top and the bottom of mounting panel, the inner chamber of second recess is provided with the joint subassembly.

Preferably, the easy-to-detach mechanism comprises a rotating shaft, a driving gear, a driven gear, a screw rod, a moving block and a clamping plate, wherein the top and the bottom of the inner cavity of the first groove are respectively bolted with a partition plate, the left side of the partition plate is rotatably connected with the rotating shaft through a rotating sleeve, the left side of the rotating shaft penetrates through the first groove and is bolted with a handle, the surface key of the rotating shaft is connected with the driving gear, the opposite side of the driving gear is meshed with the driven gear, the inner cavity key of the driven gear is connected with the screw rod, the opposite side of the screw rod is rotatably connected with the inner side of the inner cavity of the first groove through a bearing, the surface of the screw rod is sequentially in threaded connection with the moving block from top to bottom, the left side of the moving block is bolted with the moving block, the left side of the partition plate is sequentially provided with through grooves from top to bottom, and the left side of the moving block penetrates to the left side of the partition plate, clamping plates matched with the clamping grooves are bolted on one opposite sides of the moving plates, and opposite threads are arranged on the surfaces of the screw rods.

Preferably, the joint subassembly includes spring and picture peg, the inboard center department bolt of second recess inner chamber has the spring, the outside bolt of spring has the picture peg, the outside of picture peg runs through second recess and back lid in proper order and extends to the outside.

Preferably, a sliding groove is formed in the right side of the inner cavity of the first groove, sliding blocks are sequentially connected to the inner cavity of the sliding groove in a sliding mode from top to bottom, and the left side of each sliding block is in bolted connection with the right side of each moving block.

Preferably, a third groove is formed in the left side of the center of the partition plate, and an inner cavity of the third groove is clamped with the right side of the connecting plate.

Preferably, the inner side of the second groove is sequentially bolted with sliding columns from left to right, the surfaces of the sliding columns are slidably connected with sliding sleeves, and one sides of the sliding sleeves opposite to each other are bolted with the bottoms of the two sides of the inserting plate.

Preferably, the right side of the mounting plate is bolted with a fixing plate, and the top of the fixing plate is provided with a placing groove.

Preferably, the outer side of the sliding column is bolted with a stop block, and the stop block is made of metal material.

Preferably, a plurality of moisture-proof blocks are placed in the inner cavity of the placing groove.

Preferably, a sealing gasket is bonded on the left side of the outer side of the rear cover, and the inner part of the sealing gasket is movably connected with the surface of the inserting plate.

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

1. the utility model provides a liquid crystal display screen with a replaceable light source protection mechanism, which can rapidly disassemble a backlight plate through the matching of a rotating shaft, a driving gear, a driven gear, a lead screw, a moving block, a moving plate and a clamping plate and through the matching of a spring and a plugboard when a rear cover and an installation plate are damaged, so that a user can conveniently replace the rear cover and the installation plate protected by a light source, the replacement efficiency is improved, and the backlight plate is prevented from being damaged when the rear cover and the installation plate are replaced.

2. The utility model provides a liquid crystal display screen with a replaceable light source protection mechanism, which is characterized in that a movable block is limited through the matching of a sliding groove and a sliding block to prevent the movable block from rotating, a connecting plate is installed at a specified position through the matching of a third groove to enable a clamping plate to be accurately inserted into a clamping groove, an inserting plate is limited through the matching of a sliding column and a sliding sleeve, a damp-proof block is convenient to place through the matching of a fixed plate and a placing groove, the sliding sleeve is driven to fall off the surface of the sliding column through the matching of a stop block when the inserting plate is prevented from resetting, the damp-proof performance of an inner cavity formed by the protection frame, a rear cover and a mounting plate is improved through the matching of a sealing gasket, and the sealing performance of the inner cavity formed by the protection frame, the rear cover and the mounting plate is improved through the matching of a sealing gasket.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure shown at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure shown at B in FIG. 1 according to the present invention;

fig. 4 is a perspective view of the structure of the easy-to-detach mechanism of the utility model.

Reference numbers in the figures: 1. a liquid crystal display body; 2. a protective frame; 3. a rear cover; 4. a fixing frame; 5. a first groove; 6. a mechanism is convenient to disassemble; 61. a rotating shaft; 62. a driving gear; 63. a driven gear; 64. a screw rod; 65. a moving block; 66. moving the plate; 67. clamping a plate; 7. connecting blocks; 8. a connecting plate; 9. a clamping assembly; 91. a spring; 92. inserting plates; 10. a backlight plate; 11. mounting a plate; 12. a second groove; 13. a partition plate; 14. a chute; 15. a slider; 16. a traveler; 17. a sliding sleeve; 18. a fixing plate; 19. and (6) placing the groove.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The utility model provides a liquid crystal display screen with a replaceable light source protection mechanism, which comprises a liquid crystal display screen body 1, wherein a protection frame 2 is arranged on the right side of the liquid crystal display screen body 1, a rear cover 3 is bolted at the top and the bottom of the left side of the protection frame 2, a fixed frame 4 is bolted at the right side of one opposite side of the rear cover 3, a first groove 5 is formed in the left side of the fixed frame 4, a conveniently-dismounted mechanism 6 is arranged in an inner cavity of the first groove 5, a connecting block 7 is movably connected to one opposite side of the rear cover 3, a connecting plate 8 is bolted at one opposite side of the connecting block 7, clamping grooves are formed in the right sides of the top and the bottom of the connecting plate 8, a backlight plate 10 is bolted at one opposite side of the connecting plate 8, a mounting plate 11 is movably connected to the left side of the rear cover 3, second grooves 12 are formed in the top and the bottom of the mounting plate 11, and a clamping assembly 9 is arranged in an inner cavity of the second groove 12.

The disassembly facilitating mechanism 6 comprises a rotating shaft 61, a driving gear 62, a driven gear 63, a screw rod 64, a moving block 65, a moving plate 66 and a clamping plate 67, wherein the top and the bottom left sides of the inner cavity of the first groove 5 are respectively bolted with a partition plate 13, the left side of the partition plate 13 is rotatably connected with the rotating shaft 61 through a rotating sleeve, the left side of the rotating shaft 61 penetrates through the first groove 5 and is bolted with a handle, the surface key of the rotating shaft 61 is connected with the driving gear 62, the driven gear 63 is meshed with the opposite side of the driving gear 62, the inner cavity key of the driven gear 63 is connected with the screw rod 64, the opposite side of the screw rod 64 is rotatably connected with the inner side of the inner cavity of the first groove 5 through a bearing, the surface of the screw rod 64 is sequentially and threadedly connected with the moving block 65 from top to bottom, the moving plate 66 is bolted with the left side of the moving block 65, the left side of the moving plate 66 is sequentially provided with through grooves from top to bottom, and the left side of the moving plate 13, clamping plates 67 matched with the clamping grooves for use are bolted on one opposite sides of the moving plates 66, opposite threads are arranged on the surfaces of the screw rods 64, the backlight plate 10 can be detached without other tools, and replacement is facilitated.

The clamping assembly 9 comprises a spring 91 and an inserting plate 92, the spring 91 is bolted at the center of the inner side of the inner cavity of the second groove 12, the inserting plate 92 is bolted at the outer side of the spring 91, and the outer side of the inserting plate 92 sequentially penetrates through the second groove 12 and the rear cover 3 and extends outwards, so that the mounting plate 11 and the rear cover 3 can be assembled conveniently.

The spout 14 has been seted up on the right side of first recess 5 inner chamber, and the inner chamber of spout 14 is from last to all having slider 15 to lower sliding connection in proper order, and the left side of slider 15 and the right side bolt joint of movable block 65 assist the movable block 65 to remove, have improved the stability of movable block 65.

The third recess has been seted up in the left side of baffle 13 center department, and the inner chamber of third recess and the right side joint of connecting plate 8, has improved the fixed effect of connecting plate 8 to the fixed effect of board 10 is shaded has been improved.

Sliding columns 16 are sequentially bolted on the inner sides of the second grooves 12 from left to right, sliding sleeves 17 are slidably connected to the surfaces of the sliding columns 16, the opposite sides of the sliding sleeves 17 are bolted to the bottoms of the two sides of the inserting plate 92, and the inserting plate 92 is assisted to move.

The right side of mounting panel 11 is bolted with fixed plate 18, and standing groove 19 has been seted up at the top of fixed plate 18, the storage of the dampproofing piece of being convenient for.

The outside bolt of traveller 16 has connect the dog, and the dog is made for metal material, prevents that sliding sleeve 17 from droing.

A plurality of dampproofing pieces are placed to standing groove 19's inner chamber, have improved the dampproofing effect that back lid 3, protective frame 2 and mounting panel 11 constitute the inner chamber, prevent that the inner chamber is moist.

The sealing gasket is bonded on the left side of the outer side of the rear cover 3, the inner part of the sealing gasket is movably connected with the surface of the inserting plate 92, and the sealing performance of an inner cavity formed by the rear cover 3, the protective frame 2 and the mounting plate 11 is improved.

During the specific use, the user presses the picture peg 92 in the second recess 12 of impressing, remove mounting panel 11 left afterwards, dismantle mounting panel 11, the user rotates the handle afterwards, the handle drives axis of rotation 61 and rotates, thereby axis of rotation 61 drives driving gear 62 and rotates, and then driving gear 62 drives driven gear 63 and rotates, driven gear 63 drives lead screw 64 and rotates afterwards, thereby lead screw 64 drives movable block 65 and moves opposite directions, and then movable block 65 drives movable plate 66 and moves opposite directions, movable plate 66 drives cardboard 67 and shifts out from the draw-in groove afterwards, the user removes board 10 in a poor light left way, accomplish the dismantlement of board 10 in a poor light, the user is dismantled back lid 3 afterwards.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid crystal display with removable light source protection machanism, includes liquid crystal display body (1), its characterized in that: the liquid crystal display screen comprises a liquid crystal display screen body (1), and is characterized in that a protective frame (2) is arranged on the right side of the liquid crystal display screen body (1), a rear cover (3) is bolted at the top and the bottom of the left side of the protective frame (2), a fixed frame (4) is bolted at the right side of one opposite side of the rear cover (3), a first groove (5) is formed in the left side of the fixed frame (4), a conveniently-disassembled mechanism (6) is arranged in an inner cavity of the first groove (5), a connecting block (7) is movably connected at one opposite side of the rear cover (3), a connecting plate (8) is bolted at one opposite side of the connecting block (7), clamping grooves are formed in the right sides of the top and the bottom of the connecting plate (8), a backlight plate (10) is bolted at one opposite side of the connecting plate (8), a mounting plate (11) is movably connected at the left side of the opposite side of the rear cover (3), and second grooves (12) are formed in the top and the bottom of the mounting plate (11), the inner cavity of the second groove (12) is provided with a clamping assembly (9).

2. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: the convenient disassembly mechanism (6) comprises a rotating shaft (61), a driving gear (62), a driven gear (63), a lead screw (64), a moving block (65), a moving plate (66) and a clamping plate (67), the left sides of the top and the bottom of an inner cavity of the first groove (5) are respectively bolted with a partition plate (13), the left side of each partition plate (13) is rotatably connected with the rotating shaft (61) through a rotating sleeve, the left side of each rotating shaft (61) penetrates through the first groove (5) and is bolted with a handle, the surface of each rotating shaft (61) is in keyed connection with the driving gear (62), the driven gear (63) is meshed with one opposite side of the driving gear (62), the inner cavity of each driven gear (63) is in keyed connection with the lead screw (64), the opposite side of each lead screw (64) is rotatably connected with the inner side of the inner cavity of the first groove (5) through a bearing, and the surface of each lead screw (64) is sequentially in threaded connection with the moving block (65), the movable block is characterized in that a movable plate (66) is bolted to the left side of the movable block (65), through grooves are sequentially formed in the left side of the partition plate (13) from top to bottom, the left side of the movable plate (66) penetrates through the left side of the partition plate (13), a clamping plate (67) matched with a clamping groove for use is bolted to one opposite side of the movable plate (66), and opposite threads are arranged on the surface of the lead screw (64).

3. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: joint subassembly (9) are including spring (91) and picture peg (92), second recess (12) inner chamber inboard center department bolt joint has spring (91), the outside bolt joint of spring (91) has picture peg (92), the outside of picture peg (92) runs through second recess (12) and back lid (3) in proper order and extends to the outside.

4. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: the right side of the inner cavity of the first groove (5) is provided with a sliding groove (14), the inner cavity of the sliding groove (14) is sequentially connected with sliding blocks (15) in a sliding mode from top to bottom, and the left side of each sliding block (15) is bolted with the right side of a moving block (65).

5. The lcd panel with a replaceable light source protection mechanism of claim 2, wherein: and a third groove is formed in the left side of the center of the partition plate (13), and the inner cavity of the third groove is clamped with the right side of the connecting plate (8).

6. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: the inner side of the second groove (12) is sequentially bolted with sliding columns (16) from left to right, the surface of each sliding column (16) is connected with a sliding sleeve (17) in a sliding mode, and one side, opposite to each other, of each sliding sleeve (17) is bolted with the bottoms of the two sides of the inserting plate (92).

7. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: the right side of the mounting plate (11) is bolted with a fixing plate (18), and the top of the fixing plate (18) is provided with a placing groove (19).

8. The lcd panel with a replaceable light source protection mechanism of claim 6, wherein: the outer side of the sliding column (16) is bolted with a stop block, and the stop block is made of metal materials.

9. The lcd panel with a replaceable light source protection mechanism of claim 7, wherein: a plurality of moisture-proof blocks are placed in the inner cavity of the placing groove (19).

10. The lcd panel with a replaceable light source protection mechanism of claim 1, wherein: the left side of the outer side of the rear cover (3) is bonded with a sealing gasket, and the interior of the sealing gasket is movably connected with the surface of the inserting plate (92).