CN215335248U

CN215335248U - LCD liquid crystal screen with many communication interfaces

Info

Publication number: CN215335248U
Application number: CN202120043755.5U
Authority: CN
Inventors: 朱恩华
Original assignee: Shenzhen Huayida Optoelectronics Co ltd
Current assignee: Shenzhen Huayida Optoelectronics Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-12-28
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses an LCD (liquid crystal display) screen with multiple communication interfaces, wherein a rectangular notch is formed in the bottom end of the rear surface of a screen, a plurality of communication interfaces are arranged on the inner wall of the rectangular notch, the LCD screen comprises the screen, a circular seat is fixed on the rear surface of the screen, a rectangular groove is formed in one side of the circular seat, a fixed block is arranged on one side of the circular seat, a rectangular convex block corresponding to the rectangular groove is fixed on one side of the fixed block, the rectangular convex block is positioned on the inner side of the rectangular groove, a sliding ring is connected to the top end of the fixed block in a sliding mode, and a limit ring block is rotatably connected to one side of the sliding ring; the utility model has the advantages that the connection between the screen and the bracket is simpler by arranging the structures such as the limit ring block, the slip ring, the sliding groove and the like, the complex connection mode in the original device is avoided, and the use of workers is convenient.

Description

LCD liquid crystal screen with many communication interfaces

Technical Field

The utility model belongs to the technical field of screen display, and particularly relates to an LCD (liquid crystal display) screen with multiple communication interfaces.

Background

The LCD liquid crystal screen, LCD's structure is to place the liquid crystal in two parallel glasses, there are many vertical and horizontal tiny electric wires in the middle of two glasses, control the rod-like crystal molecule to change the direction through whether the electricity is switched on, refract the light out and produce the picture, such screen has longer life than the screen of CRT, energy consumption and cost are lower.

When the existing LCD screen is used, the screen needs to be installed on the support, but the screen is connected with the support more complexly, so that the operation is more complicated during installation, and the LCD screen is inconvenient for workers to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an LCD (liquid crystal display) screen with multiple communication interfaces, which aims to solve the problems that the screen needs to be installed on a bracket when the existing LCD screen is used, but the operation is complicated during installation and the LCD screen is inconvenient for workers to use due to the complex connection between the screen and the bracket.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a LCD screen with many communication interfaces, the rectangle breach has been seted up to the rear surface bottom of screen, and the inner wall of rectangle breach is provided with a plurality of communication interfaces, including the screen, the rear surface of screen is fixed with circular seat, and one side of circular seat seted up rectangular groove, one side of circular seat is provided with the fixed block, and one side of fixed block is fixed with the rectangle lug corresponding with rectangular groove, the rectangle lug is in the inboard of rectangular groove, fixed block top sliding connection has the sliding ring, and one side swivelling joint of sliding ring has spacing ring piece, the tip at circular seat is established to spacing ring piece cover, and spacing ring piece and circular seat pass through threaded connection, the opposite side of fixed block is fixed with the support.

Preferably, the rear surface of the screen is fixed with a cylindrical shell through a bolt relative to the top of the circular seat, two circular grooves are symmetrically formed on the inner walls of two sides of the cylindrical shell, and the inner side of the circular groove is provided with a clockwork spring, the inner wall of the circular groove is provided with a notch, the outer side end of the clockwork spring is positioned at the inner side of the notch, a rectangular sleeve is fixed at the end part of the inner side of the clockwork spring, a round bar is arranged at the inner side of the cylindrical shell, two rectangular blocks corresponding to the rectangular sleeves are symmetrically fixed at two ends of the round bar, the rectangular blocks are positioned at the inner sides of the rectangular sleeves, dustproof cloth is sleeved on the surface of the round bar, the surface of the cylindrical shell is provided with strip holes corresponding to the dustproof cloth, the end part of the dustproof cloth penetrates through the strip holes to the outer side of the cylindrical shell, the front surface of the screen is connected with a brace in a sliding way, and the end part of the dustproof cloth is fixed at the top of the brace, and two limiting blocks corresponding to the brace are symmetrically and rotatably connected to the two sides of the bottom end of the screen.

Preferably, two grooves are symmetrically formed in the front surface of the screen, sliding blocks corresponding to the grooves are fixed to two ends of each brace, and the sliding blocks are located on the inner sides of the grooves.

Preferably, two strip-shaped blocks are fixed on two sides of the bottom end of the screen, a rotating rod is fixed between the two strip-shaped blocks, and the bottom end of the limiting block is sleeved on the surface of the rotating rod.

Preferably, the bottom of the limiting block is fixed with an inserting block, and the top of the brace is provided with a slot corresponding to the inserting block.

Preferably, two sliding blocks are symmetrically fixed on the inner wall of the sliding ring, sliding grooves corresponding to the sliding blocks are formed in two ends of each fixing block, and the sliding blocks are located on the inner sides of the sliding grooves.

Preferably, a rotating lug is fixed on one side of the slip ring, a rotating groove corresponding to the rotating lug is formed in one side of the limiting ring block, and the rotating lug is located on the inner side of the rotating groove.

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

1. the screen is connected with the bracket simply by arranging the limiting ring block, the sliding ring, the sliding groove and other structures, so that the complex connection mode in the original device is avoided, and the screen is convenient for workers to use.

2. The utility model has the advantages that the screen is protected and dustproof by arranging the structure of the strip holes, the dustproof cloth, the round bars and the like, and the daily use is convenient.

Drawings

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

FIG. 2 is an enlarged view of a portion of the area B of FIG. 1 in accordance with the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

FIG. 5 is an enlarged view of a portion of the area A of FIG. 4 in accordance with the present invention;

FIG. 6 is a side cross-sectional view of the junction of the rectangular sleeve and the rectangular block of the present invention;

in the figure: 1. a screen; 2. a support; 3. a cylindrical shell; 4. bracing; 5. a strip groove; 6. a limiting block; 7. inserting a block; 8. a rectangular notch; 9. a fixed block; 10. a slip ring; 11. a circular seat; 12. a bar hole; 13. a dust cloth; 14. a round bar; 15. a limit ring block; 16. a sliding groove; 17. a rectangular bump; 18. a rectangular groove; 19. a recess; 20. a circular groove; 21. a clockwork spring; 22. a rectangular sleeve; 23. a rectangular block.

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.

Examples

Referring to fig. 1 to 6, the present invention provides a technical solution: an LCD screen with multiple communication interfaces, the bottom end of the back surface of a screen 1 is provided with a rectangular gap 8, and the inner wall of the rectangular gap 8 is provided with a plurality of communication interfaces, including a screen 1, a round seat 11 is fixed on the rear surface of the screen 1, and one side of the round seat 11 is provided with a rectangular groove 18, one side of the round seat 11 is provided with a fixed block 9, and one side of the fixed block 9 is fixed with a rectangular projection 17 corresponding to the rectangular groove 18, the rectangular projection 17 is positioned at the inner side of the rectangular groove 18, the top end of the fixed block 9 is connected with a slip ring 10 in a sliding way, and one side of the slip ring 10 is rotatably connected with a limit ring block 15, the limit ring block 15 is sleeved at the end part of the circular seat 11, the limit ring block 15 is connected with the round seat 11 through screw thread, the other side of the fixed block 9 is fixed with the bracket 2, the design makes the connection between the screen 1 and the bracket 2 simpler and is convenient for the use of workers.

In this embodiment, preferably, the rear surface of the screen 1 is fixed with a cylindrical shell 3 through a bolt relative to the top of the circular base 11, two circular grooves 20 are symmetrically formed in inner walls of two sides of the cylindrical shell 3, a spiral power spring 21 is arranged inside the circular grooves 20, notches 19 are formed in inner walls of the circular grooves 20, an outer end of the spiral power spring 21 is located inside the notches 19, a rectangular sleeve 22 is fixed at an inner end of the spiral power spring 21, a circular rod 14 is arranged inside the cylindrical shell 3, two rectangular blocks 23 corresponding to the rectangular sleeve 22 are symmetrically fixed at two ends of the circular rod 14, the rectangular blocks 23 are located inside the rectangular sleeve 22, a dustproof cloth 13 is sleeved on a surface of the circular rod 14, a bar hole 12 corresponding to the dustproof cloth 13 is formed in a surface of the cylindrical shell 3, an end of the dustproof cloth 13 penetrates through the bar hole 12 to the outer side of the cylindrical shell 3, a brace 4 is slidably connected to the front surface of the screen 1, and the tip of dustproof cloth 13 is fixed at the top of brace 4, and the bottom bilateral symmetry swivelling joint of screen 1 has two stoppers 6 corresponding with brace 4, and such design plays the protection and the dustproof effect to screen 1, the daily use of being convenient for.

In this embodiment, preferably, two grooves 5 are symmetrically formed in the front surface of the screen 1, and two ends of each brace 4 are fixed with sliders corresponding to the grooves 5, and the sliders are located on the inner sides of the grooves 5, so that the braces 4 can slide conveniently.

In this embodiment, preferably, both sides of the bottom end of the screen 1 are fixed with two bar-shaped blocks, a rotating rod is fixed between the two bar-shaped blocks, and the bottom end of the limiting block 6 is sleeved on the surface of the rotating rod, so that the limiting block 6 is convenient to rotate.

In this embodiment, preferably, the bottom of the limiting block 6 is fixed with the inserting block 7, and the top of the brace 4 is provided with a slot corresponding to the inserting block 7, so that the limiting block 6 can limit the brace 4 more stably.

In this embodiment, preferably, two sliding blocks are symmetrically fixed on the inner wall of the sliding ring 10, and two ends of the fixing block 9 are both provided with sliding grooves 16 corresponding to the sliding blocks, and the sliding blocks are located inside the sliding grooves 16, so as to facilitate the sliding of the sliding ring 10.

In this embodiment, preferably, a rotating protrusion is fixed on one side of the slip ring 10, and a rotating groove corresponding to the rotating protrusion is formed on one side of the limit ring block 15, and the rotating protrusion is located on the inner side of the rotating groove, so as to facilitate the rotation of the limit ring block 15.

The working principle and the using process of the utility model are as follows: when the support 2 needs to be detached from the rear surface of the screen 1, firstly, the limiting ring block 15 is rotated, the limiting ring block 15 drives the sliding ring 10 to slide rightwards, the limiting on the fixing block 9 is stopped, then the rectangular bump 17 is pulled out of the inner side of the rectangular groove 18, and the step of detaching the support 2 from the rear surface of the screen 1 can be completed;

when the dustproof cloth 13 needs to be pulled down after the screen 1 is used, firstly, the brace 4 is pulled downwards, the dustproof cloth 13 drives the round bar 14 to rotate, so that the rectangular blocks 23 at the two ends of the round bar 14 distort the clockwork spring 21, until the brace 4 moves to the bottom end of the screen 1, the limiting block 6 rotates towards the front surface of the screen 1, the bottom end of the inserting block 7 is aligned with the slot, the brace 4 is loosened, the inserting block 7 enters the inner side of the slot, the limiting of the brace 4 is completed, and thus, the step that the brace 4 needs to be pulled down after the screen 1 is used is completed, when the brace 4 needs to be used and the screen 1 is retracted, firstly, the brace 4 is pulled downwards to rotate, the inserting block 7 is moved out from the inner side of the slot, the limiting of the brace 4 is stopped, then the limiting block 6 is loosened, the brace 4 is loosened, the clockwork spring 21 rotates, so that the rectangular blocks 23 drive the round bar 14, therefore, the pull strip 4 is pulled to move upwards through the dustproof cloth 13, the step of withdrawing the pull strip 4 is completed, the design plays a role in protecting and preventing dust of the screen 1, and daily use is facilitated.

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 LCD screen with many communication interface, includes screen (1), rectangle breach (8) have been seted up to the rear surface bottom of screen (1), and the inner wall of rectangle breach (8) is provided with a plurality of communication interface, its characterized in that: the rear surface of screen (1) is fixed with circular seat (11), and rectangle recess (18) have been seted up to one side of circular seat (11), one side of circular seat (11) is provided with fixed block (9), and one side of fixed block (9) is fixed with rectangle lug (17) corresponding with rectangle recess (18), rectangle lug (17) are in the inboard of rectangle recess (18), fixed block (9) top sliding connection has sliding ring (10), and one side swivelling joint of sliding ring (10) has spacing ring piece (15), the tip at circular seat (11) is established to spacing ring piece (15) cover, and spacing ring piece (15) pass through threaded connection with circular seat (11), the opposite side of fixed block (9) is fixed with support (2).

2. The LCD liquid crystal display with multiple communication interfaces of claim 1, wherein: the rear surface of the screen (1) is fixed with a cylindrical shell (3) relative to the top of a round seat (11) through a bolt, two round grooves (20) are symmetrically formed in the inner walls of two sides of the cylindrical shell (3), a clockwork spring (21) is arranged on the inner side of each round groove (20), notches (19) are formed in the inner walls of the round grooves (20), the outer end portions of the clockwork spring (21) are located on the inner sides of the notches (19), a rectangular sleeve (22) is fixed at the inner end portion of each clockwork spring (21), a round rod (14) is arranged on the inner side of the cylindrical shell (3), two rectangular blocks (23) corresponding to the rectangular sleeve (22) are symmetrically fixed at two ends of each round rod (14), each rectangular block (23) is located on the inner side of the rectangular sleeve (22), dustproof cloth (13) is sleeved on the surface of each cylindrical rod (14), and strip holes (12) corresponding to the dustproof cloth (13) are formed in the surface of the cylindrical shell (3), the outside of penetrating through to cylindrical shell (3) through a hole (12) is passed through to the tip of dustproof cloth (13), the front surface sliding connection of screen (1) has brace (4), and the tip of dustproof cloth (13) is fixed at the top of brace (4), the bottom bilateral symmetry swivelling joint of screen (1) has two stopper (6) corresponding with brace (4).

3. The LCD screen with multiple communication interfaces as claimed in claim 2, wherein: two strip grooves (5) are symmetrically formed in the front surface of the screen (1), sliding blocks corresponding to the strip grooves (5) are fixed at two ends of each brace (4), and the sliding blocks are located on the inner sides of the strip grooves (5).

4. The LCD screen with multiple communication interfaces as claimed in claim 2, wherein: two strip-shaped blocks are fixed on two sides of the bottom end of the screen (1), a rotating rod is fixed between the two strip-shaped blocks, and the bottom end of the limiting block (6) is sleeved on the surface of the rotating rod.

5. The LCD screen with multiple communication interfaces as claimed in claim 2, wherein: the bottom of the limiting block (6) is fixed with an inserting block (7), and the top of the brace (4) is provided with a slot corresponding to the inserting block (7).

6. The LCD liquid crystal display with multiple communication interfaces of claim 1, wherein: two sliding blocks are symmetrically fixed on the inner wall of the sliding ring (10), sliding grooves (16) corresponding to the sliding blocks are formed in the two ends of the fixing block (9), and the sliding blocks are located on the inner sides of the sliding grooves (16).

7. The LCD liquid crystal display with multiple communication interfaces of claim 1, wherein: one side of the slip ring (10) is fixed with a rotary lug, one side of the limit ring block (15) is provided with a rotary groove corresponding to the rotary lug, and the rotary lug is positioned on the inner side of the rotary groove.