CN219734734U - Lifting assembly of liquid crystal display screen - Google Patents

Abstract

The utility model discloses a liquid crystal display lifting assembly, which comprises a display and a support, wherein the support is of a hollow frame structure, one end of the support is provided with a driving motor connected with a screw rod, the screw rod is rotationally connected with the other end of the support, the screw rod is connected with a mounting plate with sliding parts on two sides, the sliding parts are in sliding connection with sliding grooves on two sides of the support, at least one fixing block is respectively arranged outside two sides of the support, the fixing block is provided with a bolt, and the bolt limits a limit hole bolt on one side of the sliding part so as to lock the mounting plate and the display at a fixed position after the display is lifted. The utility model ensures that the lifting process is more stable, the display screen can not shake, and the fixed block, the bolt and the plurality of limiting holes on the sliding part can lock the lifting height of the display screen, thereby improving the stability of the display screen after lifting.

Description

Lifting assembly of liquid crystal display screen

Technical Field

The utility model relates to the technical field of liquid crystal display screens, in particular to a liquid crystal display screen lifting assembly.

Background

The liquid crystal display screen uses liquid crystal materials as basic components, has the characteristics of low power consumption, long service life, low cost, high brightness, few faults, large visual angle, long visual distance and the like, and is widely applied to various fields of computers, televisions, monitoring, advertisement display and the like, but most liquid crystal display screens cannot be adjusted in height, so that pictures of viewers in watching are poor, visual effect is influenced, discomfort is caused to the viewers, maintenance and repair are inconvenient when the height is high, and the applicability is poor.

At present, although some lifters for adjusting a liquid crystal display are also available in the market, for example, chinese patent document with bulletin number CN216692852U discloses a liquid crystal display capable of lifting, which includes a bracket, a lifting mechanism, and a liquid crystal display, and the free movement of the liquid crystal display can be realized through pulleys, so that the use of users is facilitated. However, when the lifter drives the liquid crystal display to lift, the whole lifting mechanism lifts at the same time, the weight is large, the friction force between the lifting mechanism shell and the bracket is large, and the liquid crystal display is easy to shake in the lifting process; and the lifting mechanism can not lock the height of the display screen in time after lifting, and if mechanical failure occurs, the lifting height is unstable.

Disclosure of Invention

In order to solve the technical problems that the lifting process of the liquid crystal display screen is easy to shake and the lifting height is unstable in the prior art, the utility model provides the liquid crystal display screen lifting assembly which can ensure that the liquid crystal display screen is stable and does not shake in the lifting process, and is locked in time after lifting, so that the stability of the lifting height is ensured.

The utility model discloses a liquid crystal display lifting assembly, which comprises a display and a support, wherein the support is of a hollow frame structure, one end of the support is provided with a driving motor connected with a screw rod, the screw rod is rotationally connected with the other end of the support, the screw rod is connected with a mounting plate with sliding parts on two sides, the sliding parts are in sliding connection with sliding grooves on two sides of the support, at least one fixing block is respectively arranged outside two sides of the support, the fixing block is provided with a bolt, and the bolt limits a limit hole bolt on one side of the sliding part so as to lock the mounting plate and the display at a fixed position after the display is lifted.

As a further technical scheme, spacing hole is a plurality of and closely links to each other to the more accurate spacing mounting panel of bolt of being convenient for.

As a further technical scheme, the fixing blocks are multiple, and the fixing blocks are uniformly arranged outside two sides of the support at intervals.

As a further technical scheme, the mounting plate is provided with a positioning groove and a first clamping plate and a second clamping plate which are positioned on two sides of the positioning groove facing one side of the display screen.

As a further technical scheme, the back of the display screen is provided with a fixing plate and a connecting plate.

As a further technical scheme, the connecting plate comprises a locating plate in the middle, and a first clamping part and a second clamping part which are positioned on two sides of the locating plate.

As a further technical scheme, the bottom and the back of the bracket are respectively provided with a lower mounting hole and a back mounting hole, so that the bracket is suitable for various mounting directions.

The utility model has the beneficial effects that the mounting plate connected with the lead screw is lifted up and down through the lead screw driven by the driving motor, so that the display screen is lifted to a certain height, the sliding parts at the two sides of the mounting plate are in sliding connection with the sliding grooves of the bracket to reduce friction, and the lifting process is more stable due to the three-point contact between the mounting plate and the lead screw and the sliding grooves, so that the display screen cannot shake; the fixing blocks and the bolts which are positioned at two sides of the bracket can be connected with the limiting holes on the sliding part in a plugging manner, the fixing blocks which are uniformly arranged at intervals ensure that the lifting height of the mounting plate can be limited by the limiting holes after the mounting plate is lifted, the lifting height of the display screen can not be influenced even if a motor or a screw rod is mechanically failed, and the stability of the display screen after lifting is improved; the positioning groove on the mounting plate and the positioning plate on the display screen are convenient to detach and can enable the display screen to be more stable in the lifting process.

Drawings

FIG. 1 is a schematic perspective view of a liquid crystal display lifting assembly according to the present utility model;

FIG. 2 is a schematic view of the structure of the lifting assembly of the LCD in the bracket of the utility model;

FIG. 3 is a schematic view of the back of a display screen of the LCD lifting assembly of the present utility model;

FIG. 4 is a schematic diagram of a structure of a connection board of the lifting assembly of the liquid crystal display of the present utility model;

in the figure: 1-a display screen; 101-a fixed plate; 102-connecting plates; 103-a first engagement portion; 104-a second engagement portion; 105-positioning plates; 2-a bracket; 201-lower mounting holes; 202-back mounting holes; 203-a chute; 3-driving a motor; 4-a screw rod; 5-mounting plates; 501-a sliding part; 502-limiting holes; 503-a first clamping plate; 504-second clamping plate; 505-positioning slots; 6-fixing blocks; 7-bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the accompanying drawings and examples, wherein like parts are not repeated. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "upper" and "lower" are used merely for convenience in describing the present utility model based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, 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 a relative importance or implicitly indicating the number of technical features indicated.

As shown in fig. 1 and 2, the lifting assembly for a liquid crystal display according to the present utility model includes a display 1 and a bracket 2, wherein the bracket 2 is used for mounting the display 1 and is fixed on a wall or a table top base, so that a lower mounting hole 201 and a back mounting hole 202 are respectively formed at the bottom and the back of the bracket 2, so that the bracket 2 is suitable for various mounting directions, and is suitable for a common-sized liquid crystal display and an oversized liquid crystal spliced display, and the bracket 2 is made of a high-strength material.

As shown in fig. 1 and 2, the support 2 is a hollow frame structure, and is configured to accommodate various components to be described in detail below, a driving motor 3 is disposed at a lower end of the support 2, one end of the driving motor 3 is connected with a lead screw 4, the lead screw 4 is rotatably connected with another end of the support 2, the support 2 further includes a mounting plate 5 connected with the display screen 1, the mounting plate 5 is connected with the lead screw 4, and under the action of the driving motor 3 and the lead screw 4, the mounting plate 5 drives the display screen to rise or fall by a certain height, and of course, the driving motor 3 is not limited to be disposed at a lower end of the support 2, but also may be disposed at an upper end of the support 2, and is not particularly limited herein. The middle position of the mounting plate 5 is connected with the screw rod 4, sliding parts 501 are arranged on two sides of the mounting plate 5, the sliding parts 501 are in sliding connection with sliding grooves 203 arranged on two sides of the support 2, and in the process that the screw rod 4 drives the mounting plate 5 to lift, the sliding parts 501 are in sliding connection with the sliding grooves 203 to lift, and the mounting plate 5 is contacted with the screw rod 4 and the sliding grooves 203 at three points so that the lifting process is more stable, and the display screen cannot shake; the stability is increased while preventing the mounting plate 5 and the display screen 1 from shaking.

As shown in fig. 2, at least one fixing block 6 is fixedly connected to the outer portions of two sides of the support 2, the fixing block 6 is provided with a plug pin 7, and the plug pin 7 is used for plugging and limiting the limit hole 502 on one side of the sliding portion 501, so that the mounting plate 5 and the display screen 1 are locked at fixed positions after the display screen 1 is lifted. The shapes of the latch 7 and the limiting hole 502 are not particularly limited, and may be circular, square or other shapes that can be matched with each other. In a preferred embodiment, the limiting holes 502 are multiple and closely connected to facilitate a more precise limiting of the mounting plate 5 by the pins 7. The fixed block 6 is a plurality of, and corresponding bolt 7 is also a plurality of the same in quantity, even interval set up with the outside of both sides of support 2, in time insert spacing hole 502 with one or more bolt 7 after mounting panel 5 and display screen 1 go up and down, in time lock mounting panel 5 and display screen 1 in the height after adjusting, prevent that driving motor 3 or lead screw 4 from influencing the height of display screen 1 after taking place mechanical failure.

As shown in fig. 3 and fig. 4, in order to increase stability and convenience in disassembly during installation and maintenance of the display screen 1 during lifting, a positioning groove 505 and a first clamping plate 503 and a second clamping plate 504 located at two sides of the positioning groove 505 are disposed on a side of the mounting plate 5 facing the display screen 1. The back of the display screen 1 is provided with a fixing plate 101 and a connecting plate 102, the connecting plate 102 comprises a locating plate 105 positioned in the middle and a first clamping part 103 and a second clamping part 104 positioned at two sides of the locating plate 105, the display screen 1 can be stably fixed on the mounting plate 5, and the display screen can be fixed by adopting the prior bolt fixing mode or other detachable modes.

While the preferred embodiments and examples of the present utility model have been described in detail with reference to the accompanying drawings, the present utility model is not limited to the embodiments and examples described above, and various changes and equivalent substitutions can be made therein without departing from the spirit of the present utility model within the knowledge of those skilled in the art, and therefore, the present utility model is not limited to the embodiments disclosed herein, and all embodiments falling within the scope of the appended claims are intended to be embraced by the present utility model.

Claims (7)

1. The utility model provides a liquid crystal display lifting assembly, includes display screen (1) and support (2), its characterized in that: the support (2) is hollow framework structure, support (2) one end is equipped with driving motor (3) that are connected with lead screw (4), lead screw (4) are connected with support (2) other end rotation, lead screw (4) are connected with mounting panel (5) that both sides are equipped with sliding part (501), sliding part (501) with spout (203) sliding connection that support (2) both sides set up, support (2) both sides outside is equipped with at least one fixed block (6) respectively, fixed block (6) are equipped with bolt (7), bolt (7) will spacing hole (502) bolt of sliding part (501) one side is spacing to with mounting panel (5) and display screen (1) locking in fixed position after display screen (1) go up and down.

2. The lcd screen lift assembly of claim 1 wherein: the limiting holes (502) are multiple and are tightly connected, so that the bolts (7) can more accurately limit the mounting plate (5).

3. The lcd screen lift assembly of claim 1 wherein: the number of the fixing blocks (6) is multiple, and the fixing blocks are uniformly arranged outside two sides of the support (2) at intervals.

4. The lcd screen lift assembly of claim 1 wherein: one side of the mounting plate (5) facing the display screen (1) is provided with a positioning groove (505), and a first clamping plate (503) and a second clamping plate (504) which are positioned on two sides of the positioning groove (505).

5. The lcd screen lift assembly of claim 4 wherein: the back of the display screen (1) is provided with a fixed plate (101) and a connecting plate (102).

6. The lcd screen lift assembly of claim 5 wherein: the connecting plate (102) comprises a locating plate (105) positioned in the middle, and a first clamping part (103) and a second clamping part (104) positioned on two sides of the locating plate (105).

7. The lcd screen lift assembly of claim 1 wherein: the bottom and the back of the bracket (2) are respectively provided with a lower mounting hole (201) and a back mounting hole (202), so that the bracket (2) is suitable for various mounting directions.