CN219244949U

CN219244949U - Clamp for liquid crystal display screen

Info

Publication number: CN219244949U
Application number: CN202223487429.7U
Authority: CN
Inventors: 彭仁学
Original assignee: Wuhan Zhongke Yidi Technology Co ltd
Current assignee: Wuhan Zhongke Yidi Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-23
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a clamp for a liquid crystal display screen, which comprises a base, a bearing plate and a clamp, wherein a mounting box is mounted at the top of the base, the bearing plate is mounted at the top end of a supporting column, the clamp is movably mounted at the inner side of a movable frame, a clamping plate II is mounted at the inner side of the clamp, and a negative pressure pump is mounted at the top of the base. According to the utility model, the buffer block is arranged on the inner side of the clamping plate II, the liquid crystal display screen is arranged on the inner side of the clamp, one end of the liquid crystal display screen is contacted with the clamping plate I to extrude the compression spring, the liquid crystal display screen is contacted with the protection pad to enable the movable plate to move on the inner side of the movable groove to extrude the buffer spring, so that the damage of impact force on the liquid crystal display screen in the detection position adjusting process is reduced, the negative pressure pump operates to absorb air in the suction hole through the transmission hose, so that negative pressure is formed in the suction hole to absorb the bottom of the liquid crystal display screen, the stability of the liquid crystal display screen in placing is ensured, and the practical performance is enhanced.

Description

Clamp for liquid crystal display screen

Technical Field

The utility model relates to the technical field of liquid crystal display production, in particular to a clamp for a liquid crystal display.

Background

With the development of display technology, flat display devices such as liquid crystal display screens and the like are widely applied to various consumer electronic products due to the advantages of high quality, power saving, thin body, wide application range and the like, become the main stream in the display device, performance detection is required to be performed on the liquid crystal display screen after the production of the liquid crystal display screen is completed so as to meet production standards, and a test fixture is required to be used for fixing and positioning the liquid crystal display screen in the test process.

The defects of the clamp in the prior art are that:

patent document CN209400181U center control display screen fixture "includes: the device comprises an upper substrate and a bottom frame, wherein the upper substrate is provided with a central control display screen placement area, a first hole, a second hole, a third hole and a positioning pin, wherein the first hole, the second hole, the third hole and the positioning pin are positioned in the central control display screen placement area, and the bottom frame is fixed with the front-back horizontal movement mechanism; an in-place sensor fixed in the first hole; front and rear clamping mechanisms; the video tester is used for providing a test picture for the central control display screen, is fixed on the upper substrate and is provided with a communication connector and a video test connector; the first lifting mechanism and the second lifting mechanism are respectively used for driving the communication connector and the video test connector to be ejected upwards from the second hole and the third hole respectively. The utility model has the advantages of convenient placement and locking of the central control display screen, no need of manual operation, convenience, rapidness and high efficiency. The display screen clamp in the prior art is easy to damage the liquid crystal display screen when the liquid crystal display screen is installed, is inconvenient to adjust the display screen at multiple angles, and reduces detection efficiency.

Disclosure of Invention

The utility model aims to provide a fixture for a liquid crystal display screen, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixture for the liquid crystal display comprises a base, a bearing plate and a fixture, wherein a mounting box is mounted at the top of the base, a turntable is mounted at the top of the mounting box, and a supporting column is mounted at the top of the turntable;

the top end of the support column is provided with a bearing plate, the top of the bearing plate is provided with a movable frame, and the inner side of the movable frame is movably provided with a clamp;

the clamping plate II is arranged on the inner side of the clamp, the buffer block is arranged on the inner side of the clamping plate II, and the negative pressure pump is arranged on the top of the base.

Preferably, a controller is mounted on top of the base.

Preferably, the motor is installed on the inner side of the top of the mounting box, and a turntable is installed at the output end of the motor penetrating through the top of the mounting box.

Preferably, the lifter is installed at the top of loading board, and articulated seat is installed to the output of lifter, and articulated seat is articulated mutually with the bottom of anchor clamps.

Preferably, a compression spring is arranged on the inner wall of one side, far away from the clamping plate II, of the clamp, the clamping plate I is arranged at the other end of the compression spring, the top of the clamp penetrates through a wire binding hole, and the top of the clamp penetrates through a suction hole.

Preferably, a moving groove is formed in the inner wall of the buffer block, a moving plate is embedded in the inner side of the moving groove, a buffer spring is arranged on the inner wall of the buffer block, the outer end of the buffer spring is connected with the inner side of the moving plate, and a protection pad is arranged on the outer side of the moving plate.

Preferably, the output end of the negative pressure pump is provided with a transmission hose, and the output end of the transmission hose is connected with the bottom end of the suction hole.

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

1. according to the utility model, the buffer block is arranged on the inner side of the second clamping plate, the liquid crystal display screen is arranged on the inner side of the clamp, one end of the liquid crystal display screen is contacted with the first clamping plate to extrude the compression spring, the second clamping plate is used for fixing the other end of the liquid crystal display screen, the liquid crystal display screen is contacted with the protection pad to enable the movable plate to move on the inner side of the movable groove to extrude the buffer spring, so that the damage of impact force on the liquid crystal display screen in the detection position adjusting process is reduced, the negative pressure pump is operated to absorb air in the suction hole through the transmission hose, negative pressure is formed in the suction hole to adsorb the bottom of the liquid crystal display screen, the stability of the liquid crystal display screen in placing is ensured, and the practical performance is enhanced.

2. According to the utility model, the clamp is movably arranged on the inner side of the movable frame, the lifting rod works to drive the clamp to rotate on the inner side of the movable frame so as to realize rapid adjustment of the detection angle, the detection requirements of different inclination angles are met, the motor operates to drive the turntable to rotate, and the turntable rotates to drive the bearing plate to rotate, so that the flexible adjustment of the angle of the liquid crystal display screen is convenient for users, the detection efficiency is improved, and the use requirement is met.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the installation box of the present utility model;

FIG. 3 is a schematic perspective view of a carrier plate according to the present utility model;

fig. 4 is a schematic top view of a buffer block according to the present utility model.

In the figure: 1. a base; 101. a controller; 2. a mounting box; 201. a motor; 202. a turntable; 203. a support column; 3. a carrying plate; 301. a movable frame; 302. a lifting rod; 303. a hinge base; 4. a clamp; 401. a compression spring; 402. a clamping plate I; 403. a wire harness hole; 404. a suction hole; 5. a clamping plate II; 501. a buffer block; 502. a moving groove; 503. a moving plate; 504. a buffer spring; 505. a protective pad; 6. a negative pressure pump; 601. and a transfer hose.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected or movably connected, or may be detachably connected or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, an embodiment of the present utility model is provided: a fixture for LCD;

including base 1, install bin 2 and motor 201, controller 101 is installed at the top of base 1, operate anchor clamps 4 through controller 101, install bin 2 at the top of base 1, carousel 202 is installed at the top of install bin 2, support column 203 is installed at the top of carousel 202, motor 201 is installed to the top inboard of install bin 2, and the output of motor 201 runs through the top of install bin 2 and installs carousel 202, stability when the installation bin 2 provides the mounted position for motor 201 has guaranteed its operation, motor 201 operation drives carousel 202 rotation, carousel 202 rotation drives carrier plate 3 rotation, flexible adjustment to the LCD screen angle provides convenience for the user, detection efficiency has been improved.

Referring to fig. 1 and 3, a fixture for a liquid crystal display;

including loading board 3, anchor clamps 4 and splint one 402, loading board 3 is installed on the top of support column 203, movable frame 301 is installed at the top of loading board 3, lifter 302 is installed at the top of loading board 3, articulated seat 303 is installed to the output of lifter 302, and articulated seat 303 is articulated with the bottom of anchor clamps 4 mutually, loading board 3 supports movable frame 301 and lifter 302, lifter 302 work drives anchor clamps 4 and rotates the realization at the inside of movable frame 301 and to detect the quick regulation of angle, satisfy different inclination's detection demand, the inboard movable mounting of movable frame 301 has anchor clamps 4, install compression spring 401 on the one side inner wall that clamp 4 kept away from splint two 5, splint one 402 is installed to compression spring 401's the other end, the beam line hole 403 has been seted up in the top penetration of anchor clamps 4, the suction hole 404 has been seted up in the top penetration of anchor clamps 4, install the liquid crystal display inboard at anchor clamps 4, liquid crystal display one end extrudees compression spring 401 with splint one 402 contact, beam line hole 403 is used for being connected between external power source and the liquid crystal display, be convenient for detect the inequality.

Referring to fig. 1 and 4, a fixture for a liquid crystal display screen;

including splint two 5, buffer block 501 and negative pressure pump 6, splint two 5 is installed to the inboard of anchor clamps 4, buffer block 501 is installed to the inboard of splint two 5, moving groove 502 has been seted up on the inner wall of buffer block 501, moving plate 503 is installed to the inboard gomphosis of moving groove 502, install buffer spring 504 on the inner wall of buffer block 501, and the outer end of buffer spring 504 is connected with the inboard of moving plate 503, protection pad 505 is installed in the outside of moving plate 503, splint two 5 are fixed the other end of LCD, LCD makes moving plate 503 remove in moving groove 502 inboard and extrudees buffer spring 504, reduce the damage that impact force caused to LCD in the testing position adjustment process, negative pressure pump 6 is installed at the top of base 1, transmission hose 601 is installed to the output of negative pressure pump 6, and the output of transmission hose 601 is connected with the bottom of inhaling hole 404, base 1 provides the mounted position for negative pressure pump 6, stability when having guaranteed that negative pressure pump 6 operates, protection pad 505 is installed to inhale the air in the inhaling hole 404 through transmission hose 601, make the LCD is placed the bottom in the absorption hole 404, practical stability has been guaranteed when LCD is placed to the LCD.

Working principle: when the device is used, firstly, the liquid crystal display screen is arranged on the inner side of the clamp 4, one end of the liquid crystal display screen is contacted with the first clamping plate 402 to extrude the compression spring 401, the second clamping plate 5 is used for fixing the other end of the liquid crystal display screen, the liquid crystal display screen is contacted with the protection pad 505 to enable the movable plate 503 to move on the inner side of the movable groove 502 to extrude the buffer spring 504, the negative pressure pump 6 operates to absorb air in the suction hole 404 through the transmission hose 601 to enable negative pressure to be formed in the suction hole 404 to absorb the bottom of the liquid crystal display screen, the motor 201 operates to drive the turntable 202 to rotate, the turntable 202 rotates to drive the bearing plate 3 to rotate, the lifting rod 302 operates to drive the clamp 4 to rotate on the inner side of the movable frame 301 to realize rapid adjustment of the detection angle, the flexible adjustment of the angle of the liquid crystal display screen is convenient for users, the detection efficiency is improved, the stability of the liquid crystal display screen in the placement is ensured, and damage of impact force to the liquid crystal display screen in the detection position adjustment process is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fixture for liquid crystal display, includes base (1), loading board (3) and anchor clamps (4), its characterized in that: the top of the base (1) is provided with a mounting box (2), the top of the mounting box (2) is provided with a rotary table (202), and the top of the rotary table (202) is provided with a supporting column (203);

the top end of the supporting column (203) is provided with a bearing plate (3), the top of the bearing plate (3) is provided with a movable frame (301), and the inner side of the movable frame (301) is movably provided with a clamp (4);

the clamping device is characterized in that a second clamping plate (5) is arranged on the inner side of the clamp (4), a buffer block (501) is arranged on the inner side of the second clamping plate (5), and a negative pressure pump (6) is arranged on the top of the base (1).

2. The jig for a liquid crystal display according to claim 1, wherein: the top of the base (1) is provided with a controller (101).

3. The jig for a liquid crystal display according to claim 1, wherein: the motor (201) is installed on the inner side of the top of the installation box (2), and a turntable (202) is installed at the output end of the motor (201) penetrating through the top of the installation box (2).

4. The jig for a liquid crystal display according to claim 1, wherein: lifting rods (302) are arranged at the top of the bearing plate (3), hinging seats (303) are arranged at the output ends of the lifting rods (302), and the hinging seats (303) are hinged with the bottom of the clamp (4).

5. The jig for a liquid crystal display according to claim 1, wherein: a compression spring (401) is arranged on the inner wall of one side, far away from the clamping plate II (5), of the clamp (4), a clamping plate I (402) is arranged at the other end of the compression spring (401), a wire binding hole (403) is formed in the top of the clamp (4) in a penetrating mode, and a suction hole (404) is formed in the top of the clamp (4) in a penetrating mode.

6. The jig for a liquid crystal display according to claim 1, wherein: a movable groove (502) is formed in the inner wall of the buffer block (501), a movable plate (503) is embedded in the inner side of the movable groove (502), a buffer spring (504) is arranged on the inner wall of the buffer block (501), the outer end of the buffer spring (504) is connected with the inner side of the movable plate (503), and a protection pad (505) is arranged on the outer side of the movable plate (503).

7. The jig for a liquid crystal display according to claim 1, wherein: the output end of the negative pressure pump (6) is provided with a transmission hose (601), and the output end of the transmission hose (601) is connected with the bottom end of the suction hole (404).