CN216667164U

CN216667164U - LCD (liquid crystal display)

Info

Publication number: CN216667164U
Application number: CN202122882622.XU
Authority: CN
Inventors: 黄鹏; 梁少敏
Original assignee: Shenzhen Ruixianxi Electronics Co ltd
Current assignee: Shenzhen Ruixianxi Electronics Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-06-03
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses an LCD (liquid crystal display) screen, which comprises a display screen main body, a heat dissipation box, a connecting frame, a base, a first driving mechanism and a second driving mechanism, wherein the heat dissipation box is fixed at one end of the display screen main body; the first driving mechanism comprises a moving plate, a threaded hole, a rotating handle and a screw rod; the second driving mechanism comprises a threaded sleeve, a motor and a threaded rod. Has the advantages that: through the arranged first driving mechanism, the movable plate moves downwards during heat dissipation, and moves upwards after heat dissipation, so that dust is prevented from entering, and normal operation of the display screen is guaranteed; through the second actuating mechanism who sets up, lead to the gyro wheel out the base, play the effect of being convenient for to remove, accomodate the gyro wheel in the base, ensure the stability when display screen places.

Description

LCD (liquid crystal display)

Technical Field

The utility model relates to the technical field of display screens, in particular to an LCD (liquid crystal display) screen.

Background

LCD liquid crystal display is a flat panel display, be used for the screen display of computer and motor frequently, low power consumption, small, the characteristics that the radiation is low, in recent years, LCD liquid crystal display technique has the development of flying speed, LCD liquid crystal display needs the rear side of support mounting in the main part before using, and fix it through the screw, with pedestal mounting in the bottom of support, when accomodating the display screen, need get off base and support dismantlement, it is hard to take trouble, partial display screen is for the convenience LCD display screen heat dissipation, generally can be provided with the louvre in the rear side of main part, but the dust can follow the inside that the louvre got into the display screen, can influence the display screen heat dissipation, influence the normal work of display screen even, partial display screen does not set up the louvre even in addition.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The present invention is directed to an LCD display screen to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: an LCD (liquid crystal display) screen comprises a display screen main body, a heat dissipation box, a connecting frame, a base, a first driving mechanism and a second driving mechanism, wherein the heat dissipation box is fixed at one end of the display screen main body, the connecting frame is fixed at one side outside the heat dissipation box through bolts, the connecting frame is in an L shape, the other end of the connecting frame is fixed on the base through bolts, an opening is formed in one side outside the heat dissipation box, the number of the opening is two, and the bottom of the opening is communicated with a sliding groove;

the first driving mechanism comprises a moving plate, a threaded hole, a rotating handle and a screw rod;

the second driving mechanism comprises a threaded sleeve, a motor and a threaded rod.

Furthermore, a movable plate of the first driving mechanism is arranged in the opening and the sliding groove, the movable plate is L-shaped, the other end of the movable plate is communicated with the sliding groove, a threaded hole is formed in the other end of the movable plate, and a rotating handle of the first driving mechanism is arranged at the outer bottom of the heat dissipation box.

Furthermore, the top end of the rotating handle is welded with a screw rod, the top end of the screw rod is introduced into the heat dissipation box, the top end of the screw rod sequentially passes through the threaded holes and is rotatably connected with the top of the heat dissipation box through a set bearing seat, and the screw rod is in threaded connection with the threaded holes.

Furthermore, be provided with the lifter plate in the base, the spacing groove has all been seted up to both sides in the base, the lifter plate both ends slide and arrange in the spacing inslot, the shape size looks adaptation of lifter plate and spacing groove, all there is the gyro wheel lifter plate bottom all around through the bolt fastening, the base bottom is close to gyro wheel department and has seted up the opening.

Furthermore, the threaded sleeve of the second driving mechanism is embedded in the lifting plate, the threaded sleeve and the lifting plate are welded into a whole, the motor of the second driving mechanism is fixed to the top of the base through a bolt, and the output end of the motor is connected with a threaded rod.

Furthermore, the threaded rod bottom passes through the thread bush, the threaded rod passes through threaded connection with the thread bush, the threaded rod bottom is connected with base bottom inner wall rotation through the bearing frame that sets up.

Compared with the prior art, the utility model has the following beneficial effects: the rotating handle is rotated through the arranged first driving mechanism, the rotating handle drives the screw rod to rotate, so that the movable plate moves up and down relative to the screw rod, the movable plate moves down during heat dissipation, and moves up after heat dissipation, so that dust is prevented from entering, and the normal operation of the display screen is ensured; through the second actuating mechanism who sets up, starter motor, the motor control threaded rod rotates for the lifter plate moves down for the threaded rod, leads to the gyro wheel out of the base, plays the effect of being convenient for to remove, and the motor control threaded rod reversal is accomodate the gyro wheel into the base in, ensures the stability when the display screen is placed.

Drawings

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

FIG. 1 is a schematic diagram of an LCD display according to an embodiment of the present invention;

FIG. 2 is a sectional view showing the structure of an LCD liquid crystal display panel according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a heat dissipation box according to an embodiment of the utility model.

Reference numerals:

1. a display screen main body; 2. a heat dissipation box; 3. a connecting frame; 4. a base; 5. an opening; 6. a chute; 7. moving the plate; 8. a threaded hole; 9. turning a handle; 10. a screw rod; 11. a bearing seat; 12. a lifting plate; 13. a limiting groove; 14. a roller; 15. a port; 16. a threaded sleeve; 17. a motor; 18. a threaded rod.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-3, an LCD according to an embodiment of the present invention includes a display main body 1, a heat dissipation box 2, a connection frame 3, a base 4, a first driving mechanism and a second driving mechanism, where the heat dissipation box 2 is fixed at one end of the display main body 1, the connection frame 3 is fixed at one side of the heat dissipation box 2 through a bolt, the connection frame 3 is L-shaped, the other end of the connection frame 3 is fixed on the base 4 through a bolt, an opening 5 is formed at one side of the heat dissipation box 2, the opening 5 is two, and the bottom of the opening 5 is communicated with a chute 6;

the first driving mechanism comprises a moving plate 7, a threaded hole 8, a rotating handle 9 and a screw rod 10;

the second drive mechanism comprises a threaded sleeve 16, a motor 17 and a threaded rod 18.

Through the scheme of the utility model, the movable plate 7 of the first driving mechanism is arranged in the opening 5 and the chute 6, the movable plate 7 is in an L shape, the other end of the movable plate 7 is led out of the chute 6, the other end of the movable plate 7 is provided with a threaded hole 8, the rotating handle 9 of the first driving mechanism is arranged at the outer bottom of the heat dissipation box 2, the top end of the rotating handle 9 is welded with a screw rod 10, the top end of the screw rod 10 is led into the heat dissipation box 2, the top end of the screw rod 10 is sequentially connected with the threaded holes 8 and is rotatably connected with the top of the heat dissipation box 2 through a bearing seat 11, the screw rod 10 is connected with the threaded hole 8 through threads, through the arranged first driving mechanism, the movable plate 7 moves downwards during heat dissipation, after heat dissipation, the movable plate 7 moves upwards to avoid dust entering and ensure the normal operation of the display screen, and the lifting plate 12 is arranged in the base 4, both sides in the base 4 are provided with limit grooves 13, both ends of the lifting plate 12 are arranged in the limit grooves 13 in a sliding manner, the lifting plate 12 is matched with the limit grooves 13 in shape and size, rollers 14 are fixed on the periphery of the bottom of the lifting plate 12 through bolts, a through hole 15 is formed in the position, close to the rollers 14, of the bottom of the base 4, a threaded sleeve 16 of the second driving mechanism is embedded in the lifting plate 12, the threaded sleeve 16 and the lifting plate 12 are welded into a whole, a motor 17 of the second driving mechanism is fixed on the top in the base 4 through bolts, the output end of the motor 17 is connected with a threaded rod 18, the bottom end of the threaded rod 18 is connected with the threaded sleeve 16 through the threaded sleeve 16, the threaded rod 18 is in threaded connection with the threaded sleeve 16, the bottom end of the threaded rod 18 is rotationally connected with the inner wall at the bottom of the base 4 through a bearing seat 11, and the rollers 14 are led out of the base 4 through the second driving mechanism, play the effect of being convenient for remove, accomodate into base 2 with gyro wheel 14 in, ensure the stability when the display screen is placed.

When the heat dissipation device is applied specifically, the rotating handle 9 is rotated through the arranged first driving mechanism, the rotating handle 9 rotates to drive the screw rod 10 to rotate, so that the moving plate 7 moves up and down relative to the screw rod 10, the moving plate 7 moves down during heat dissipation, and the moving plate 7 moves up after heat dissipation, so that dust is prevented from entering, and the normal operation of the display screen is ensured; through the second actuating mechanism who sets up, starter motor 17, motor 17 control threaded rod 18 rotates for lifter plate 7 passes through out base 4 with gyro wheel 14 for threaded rod 18 downstream, plays the effect of being convenient for to remove, and motor 17 control threaded rod 18 reverses, accomodates into base 2 with gyro wheel 14 in, ensures the stability when the display screen is placed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The LCD is characterized by comprising a display screen main body (1), a heat dissipation box (2), a connecting frame (3), a base (4), a first driving mechanism and a second driving mechanism, wherein the heat dissipation box (2) is fixed at one end of the display screen main body (1), the connecting frame (3) is fixed at one side outside the heat dissipation box (2) through a bolt, the connecting frame (3) is L-shaped, the other end of the connecting frame (3) is fixed on the base (4) through a bolt, an opening (5) is formed in one side outside the heat dissipation box (2), the opening (5) is divided into an upper opening and a lower opening, and the bottom of the opening (5) is communicated with a sliding groove (6);

the first driving mechanism comprises a moving plate (7), a threaded hole (8), a rotating handle (9) and a screw rod (10);

the second driving mechanism comprises a threaded sleeve (16), a motor (17) and a threaded rod (18).

2. The LCD screen according to claim 1, wherein the moving plate (7) of the first driving mechanism is arranged in the opening (5) and the sliding groove (6), the moving plate (7) is L-shaped, the other end of the moving plate (7) is led out of the sliding groove (6), the other end of the moving plate (7) is provided with a threaded hole (8), and the rotating handle (9) of the first driving mechanism is arranged at the outer bottom of the heat dissipation box (2).

3. The LCD screen according to claim 2, characterized in that a screw rod (10) is welded on the top end of the rotating handle (9), the top end of the screw rod (10) is introduced into the heat dissipation box (2), the top end of the screw rod (10) is connected with the top of the heat dissipation box (2) in a rotating way through each threaded hole (8) in sequence through a bearing seat (11), and the screw rod (10) is connected with the threaded hole (8) in a threaded way.

4. The LCD screen according to claim 1, wherein a lifting plate (12) is arranged in the base (4), both sides of the base (4) are provided with a limiting groove (13), both ends of the lifting plate (12) are slidably arranged in the limiting groove (13), the lifting plate (12) is matched with the limiting groove (13) in shape and size, rollers (14) are fixed on the periphery of the bottom of the lifting plate (12) through bolts, and a through hole (15) is formed in the bottom of the base (4) near the rollers (14).

5. An LCD screen according to claim 1, characterized in that the screw sleeve (16) of the second driving mechanism is embedded in the lifting plate (12), the screw sleeve (16) and the lifting plate (12) are welded into a whole, the motor (17) of the second driving mechanism is fixed on the top in the base (4) through a bolt, and the output end of the motor (17) is connected with a threaded rod (18).

6. An LCD display as claimed in claim 5, characterized in that the threaded rod (18) is connected at its bottom end via a threaded sleeve (16), the threaded rod (18) is connected with the threaded sleeve (16) via a thread, and the threaded rod (18) is connected at its bottom end via a bearing seat (11) rotatably with the inner wall of the bottom of the base (4).