CN115849240A - Auxiliary installation structure and installation method for digital image display screen - Google Patents

Abstract

The invention relates to the technical field of auxiliary installation of display screens, in particular to an auxiliary installation structure of digital image display screens, comprising: a lifting mechanism, a plurality of universal wheels are installed at the lower end of the lifting mechanism; a rotating mechanism, the rotating mechanism is connected with the lifting mechanism The mechanism is connected as one; the clamping mechanism, the clamping mechanism is integrated with the rotating mechanism, the first motor is started to drive the first screw to rotate, thereby driving the supporting plate to move to the middle, so that the side clamping plate clamps the display screen Complete the fixation so that the display can be in the middle of the mechanism, and the center of gravity is more stable when moving through the universal wheels. When installing later, it is necessary to activate the hydraulic lever to drive the side clamping plate, and cooperate with the lower clamping plate to move the display to the side on the surface of the linear guide rail. The edge is as close as possible to the wall, which is convenient for installation. The distance can be adjusted according to the size of the display screen, and it can clamp display screens of different sizes.

Description

A digital image display auxiliary installation structure and installation method thereof

technical field

The invention relates to the technical field of auxiliary installation of display screens, in particular to an auxiliary installation structure of a digital image display screen and an installation method thereof.

Background technique

Digital video display is a flat-panel display, which is composed of small LED module panels and is used to display various information such as text, images, and videos. LED electronic display integrates microelectronics technology, computer technology, and information processing, and has the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable work, etc. Digital image displays are widely used in commercial media and cultural performance markets , stadiums, information dissemination, press releases, securities trading, etc., can meet the needs of different environments.

There are many ways to install digital video displays. Some digital video displays will be installed on the wall. When installing digital video displays on the wall, some digital video displays are large in size and need to be supported by the digital video display. , For example, the application number is 202011161973.5, which discloses "A LED Display Auxiliary Installation Device". Automatically adjust the display screen to maintain a vertical position, while effectively preventing the display screen from falling out from the rear side. However, the auxiliary installation device in the above case cannot adjust the spacing according to the size of the display screen, and the adaptable range is small. The deflection angle of the display screen can be adjusted, so an auxiliary installation structure and installation method of a digital image display screen is needed to improve the above problems.

Contents of the invention

The object of the present invention is to provide an auxiliary installation structure and installation method for a digital image display screen, so as to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

An auxiliary installation structure for a digital image display screen, comprising:

Lifting mechanism, the lower end of the lifting mechanism is equipped with several universal wheels;

A rotating mechanism, the rotating mechanism is integrated with the lifting mechanism;

A clamping mechanism, the clamping mechanism is integrated with the rotating mechanism.

As a preferred solution of the present invention, the lifting mechanism includes:

A base plate, a plurality of second slide grooves are provided on the upper side of the base plate;

Scissor-type folding rod, one side of the lower end of the scissor-type folding rod is hinged with a bottom slider, and the bottom slider is slidably connected to the inside of the second chute, and the other side of the lower end of the scissor-type folding rod is hinged to the bottom plate. The hinge on one side of the upper end of the folding rod is provided with a lifting plate, and the hinge on the other side of the upper end of the scissor type folding rod is provided with an internal thread slider.

As a preferred solution of the present invention, the lifting mechanism also includes:

The lifting plate, the lower surface of the lifting plate is provided with a second guide chute, and the internal thread slider is slidably connected to the inner side of the second guide chute;

A second motor, the second motor is fixedly arranged inside the second guide chute, and one side of the second motor is driven with a second screw rod, and the second screw rod is threadedly connected with the internal thread slider.

As a preferred solution of the present invention, the rotating mechanism includes:

An angle adjustment plate, the center of the angle adjustment plate is rotationally connected with the lifting plate through a rotating shaft;

The arc guide rail is fixedly arranged on the upper surface of the lifting plate, the center of the arc guide rail is the same as the rotation axis, and the lower end surfaces on both sides of the angle adjustment plate are slidably connected to the arc guide rail surface through sliders.

As a preferred solution of the present invention, the rotating mechanism further includes:

A third motor, the third motor is fixedly arranged on the upper surface of the lifting plate, and one side of the third motor is driven with a bevel gear;

The meshing groove is arranged on the lower surface of the angle adjustment plate. The meshing groove is arranged in an arc shape, and the center of the meshing groove is the same as the rotation axis, and the meshing groove is meshed with the bevel gear.

As a preferred solution of the present invention, the clamping mechanism includes:

Angle adjustment plate, first guide chute is provided on the surface of both sides of the upper end of the angle adjustment plate, and the supporting plate is slidably arranged inside the first guide chute through the internal thread sliding plate;

The first motor, the first motor is fixedly arranged inside the angle adjustment plate, and the two sides of the first motor are driven with first screw rods, the first screw rods on both sides have opposite threads, and the first screw rod slides with the internal thread Plate screw connection.

As a preferred solution of the present invention, the clamping mechanism also includes:

Side plates, the side plates are rotatably arranged on both sides of the upper end of the supporting plate, and the surface of the side plates is provided with several first slide grooves;

A first chute, a hydraulic rod is fixed inside the first chute, the hydraulic rod is driven by a hydraulic pump, and one end of the hydraulic rod is fixed with a side clamping plate;

The linear guide rail is fixedly arranged on both sides of the upper surface of the supporting plate, and the lower end of the lower clamping plate is slidably connected to the surface of the linear guide rail through the second slider.

As a preferred solution of the present invention, arc-shaped grooves are provided on the surfaces of the side clamping plate and the lower clamping plate, and a rubber layer is provided inside the arc-shaped grooves.

An auxiliary installation method for a digital image display screen, comprising the following steps:

Step 1: According to the size of the display screen, start the first motor to drive the first screw to rotate, thereby driving the internal thread sliding plate to slide to both sides inside the first guide chute, thereby driving the supporting plate to adjust the distance to both sides, and then rotate and unfold Side plate, start the hydraulic lever to drive the side clamping plate to slide inside the first chute so that it is in a straight line with the lower clamping plate. At this time, put the display screen on the surface of the lower clamping plate, and then start the first motor to drive the first The screw rotates, thereby driving the supporting plate to move to the middle, so that the side clamping plate clamps the display to complete the fixation, so that the display can be in the middle of the mechanism, and the center of gravity is more stable when moving through the universal wheel. When installing later, it is necessary to start the hydraulic pressure The rod drives the side clamping plate, and cooperates with the lower clamping plate to move the display to the side on the surface of the linear guide rail, as close as possible to the wall for easy installation;

Step 2: Start the second motor to drive the second screw to rotate, thereby driving the internal thread slider to slide inside the second guide chute, and the internal thread slider drives the scissor-type folding rod to rise. When rising, the lower end of the scissor-type folding rod The bottom slider on one side slides inside the second chute to adjust the height of the installed display screen;

Step 3: During installation, when the display screen needs to deflect left and right to adjust the position, start the third motor to drive the bevel gear to rotate, thereby acting on the meshing groove at the lower end of the supporting plate, the supporting plate rotates through the rotating shaft, and at the same time the sliders on both sides of the lower end of the supporting plate 1. Slide the auxiliary rotation on the surface of the arc guide rail to adjust the deflection angle.

Compared with prior art, the beneficial effect of the present invention is:

1. In the present invention, according to the size of the display screen, the first motor is started to drive the first screw to rotate, thereby driving the internal thread sliding plate to slide to both sides inside the first guide chute, thereby driving the supporting plate to adjust to both sides distance, rotate and expand the side plate, start the hydraulic lever to drive the side clamping plate to slide inside the first chute so that it corresponds to a straight line with the lower clamping plate, at this time, put the display screen on the surface of the lower clamping plate, and then start the first The motor drives the first screw to rotate, thereby driving the supporting plate to move to the middle, so that the side clamping plate clamps the display to complete the fixation, so that the display can be in the middle of the mechanism, and the center of gravity is more stable when moving through the universal wheel. When it is necessary to start the hydraulic lever to drive the side clamping plate, cooperate with the lower clamping plate to move the display screen to the side on the surface of the linear guide rail, as close as possible to the wall, which is convenient for installation. The distance can be adjusted according to the size of the display screen, and different sizes can be adjusted. The display screen is clamped;

2. In the present invention, start the second motor to drive the second screw to rotate, thereby driving the internal thread slider to slide inside the second guide chute, and the internal thread slider drives the scissor-type folding rod to rise. When rising, the scissor-type folding rod The bottom slider on the lower side of the folding rod slides inside the second chute to adjust the height of the installed display screen;

3. In the present invention, when the display screen needs to deflect left and right to adjust the position, start the third motor to drive the bevel gear to rotate, thereby acting on the meshing groove at the lower end of the supporting plate, the supporting plate rotates through the rotating shaft, and at the same time the sliders on both sides of the lower end of the supporting plate 1. Slide the auxiliary rotation on the surface of the arc guide rail to adjust the deflection angle.

Description of drawings

Fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

Figure 2 is a schematic diagram of the overall internal structure of the present invention;

Fig. 3 is the schematic diagram of enlarged structure of the first guide chute of the present invention;

Fig. 4 is the schematic diagram of enlarged structure of the second guide chute of the present invention;

Fig. 5 is a schematic diagram of the overall shrinkage structure of the present invention;

Fig. 6 is a schematic diagram of the overall expanded structure of the present invention.

In the figure: 1. Side plate; 2. Hydraulic rod; 3. Side clamping plate; 4. First chute; 5. Lower clamping plate; 6. Linear guide rail; 7. Supporting plate; 8. Scissor folding rod ; 9, bottom plate; 10, universal wheel; 11, second chute; 12, bottom slider; 13, lifting mechanism; 14, turning mechanism; 15, clamping mechanism; 16, first screw rod; 17, inner Thread sliding plate; 18, angle adjustment plate; 19, first guide chute; 20, rotating shaft; 21, first motor; 22, arc guide rail; 23, second guide chute; 24, second screw mandrel; 25, the second motor; 26, the internal thread slider; 27, the third motor; 28, the bevel gear; 29, the meshing groove; 30, the lifting plate.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

In the description of the present application, it should be noted that the terminology used here is only for describing specific implementations, and is not intended to limit the exemplary implementations according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn according to the actual scale relationship. Techniques, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods and devices should be considered part of the Authorized Specification. In all examples shown and discussed herein, any specific values should be construed as illustrative only, and not as limiting. Therefore, other examples of the exemplary embodiment may have different values. It should be noted that like numerals and letters denote like items in the following figures, therefore, once an item is defined in one figure, it does not require further discussion in subsequent figures.

It should be noted that the terms "first" and "second" in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application can be practiced in sequences other than those illustrated or described herein, and that references to "first," "second," etc. distinguish Objects are generally of one type, and the number of objects is not limited. For example, there may be one or more first objects. In addition, "and/or" in the specification and claims means at least one of the connected objects, and the character "/" generally means that the related objects are an "or" relationship.

It should be noted that, in the description of this application, the term orientation words such as "front, back, up, down, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. indicate The orientation or positional relationship is generally based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplifying the description. In the absence of a contrary statement, these orientation words do not indicate and imply the referred device or Components must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to inside and outside relative to the outline of each component itself.

It should be noted that in this application, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements , but also includes other elements not expressly listed, or also includes elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Referring to Fig. 1-6, the present invention provides a technical solution:

An auxiliary installation structure for a digital image display screen, comprising:

Lifting mechanism 13, the lower end of lifting mechanism 13 is equipped with several universal wheels 10;

Turning mechanism 14, turning mechanism 14 is connected with lifting mechanism 13 as a whole;

Clamping mechanism 15, the clamping mechanism 15 is connected with the rotating mechanism 14 as a whole.

As an example of the present invention, the lifting mechanism 13 includes:

Bottom plate 9, a plurality of second chute 11 is provided on one side of the upper end of bottom plate 9;

Scissor-type folding rod 8, one side of the lower end of the scissor-type folding rod 8 is hingedly connected with a bottom slider 12, and the bottom slider 12 is slidably connected to the inside of the second chute 11, and the other side of the lower end of the scissor-type folding rod 8 is connected to the bottom plate 9 Hinge connection, scissor type folding bar 8 upper end one side hinges are provided with lifting plate 30, and scissor type folding bar 8 upper end other side hinges are provided with internal thread slide block 26.

As an example of the present invention, the lifting mechanism 13 also includes:

The lifting plate 30, the lower surface of the lifting plate 30 is provided with a second guide chute 23, and the internal thread slider 26 is slidably connected to the inner side of the second guide chute 23;

The second motor 25, the second motor 25 is fixedly arranged inside the second guide chute 23, and one side of the second motor 25 is driven with a second screw mandrel 24, and the second screw mandrel 24 is threadedly connected with the internal thread slider 26.

As an example of the present invention, the rotating mechanism 14 includes:

Angle adjustment plate 18, the center of angle adjustment plate 18 is rotationally connected with lifting plate 30 through rotating shaft 20;

The arc guide rail 22 is fixedly arranged on the upper surface of the lifting plate 30, the center of the arc guide rail 22 is the same as the rotation axis 20, and the lower end surfaces of both sides of the angle adjustment plate 18 are connected to the surface of the arc guide rail 22 through sliders. .

As an example of the present invention, the rotating mechanism 14 also includes:

The third motor 27, the third motor 27 is fixedly arranged on the upper surface of the lifting plate 30, and one side of the third motor 27 is driven with a bevel gear 28;

Engagement groove 29, the engagement groove 29 is arranged on the lower surface of the angle adjustment plate 18, the engagement groove 29 is arc-shaped, and the center of the circle of the engagement groove 29 is the same as the rotating shaft 20, and the engagement groove 29 is meshed with the bevel gear 28.

As an example of the present invention, the clamping mechanism 15 includes:

Angle adjustment plate 18, the first guide chute 19 is provided on both sides of the upper end of the angle adjustment plate 18, and the supporting plate 7 is slidably arranged inside the first guide chute 19 through the internal thread sliding plate 17;

The first motor 21, the first motor 21 is fixedly arranged on the inside of the angle adjustment plate 18, and the transmission on both sides of the first motor 21 is provided with the first screw mandrel 16, and the first screw mandrel 16 threaded squares on both sides are opposite, and the first screw mandrel 16 is threadedly connected with internal thread sliding plate 17.

As an example of the present invention, the clamping mechanism 15 also includes:

Side plate 1, the side plate 1 is rotatably arranged on both sides of the upper end of the supporting plate 7, and the surface of the side plate 1 is provided with several first chute 4;

The first chute 4, a hydraulic rod 2 is fixed inside the first chute 4, the hydraulic rod 2 is driven by a hydraulic pump, and one end of the hydraulic rod 2 is fixed with a side clamping plate 3;

The linear guide rail 6 is fixedly arranged on both sides of the upper surface of the supporting plate 7, and the lower end of the lower clamping plate 5 is slidably connected to the surface of the linear guide rail 6 through the slider 2.

As an example of the present invention, arc-shaped grooves are provided on the surfaces of the side clamping plate 3 and the lower clamping plate 5 , and a rubber layer is provided inside the arc-shaped grooves.

An auxiliary installation method for a digital image display screen, comprising the following steps:

Step 1: According to the size of the display screen, start the first motor 21 to drive the first screw rod 16 to rotate, thereby driving the internal thread sliding plate 17 to slide to both sides inside the first guide chute 19, thereby driving the supporting plate 7 to both sides Adjust the distance, rotate and expand the side plate 1, start the hydraulic lever 2 to drive the side clamping plate 3 to slide inside the first chute 4 so as to correspond to the lower clamping plate 5 in a straight line, and then put the display screen on the lower clamping plate 5 surface, start the first motor 21 again to drive the first screw rod 16 to rotate, thereby driving the supporting plate 7 to move to the middle, so that the side clamping plate 3 clamps the display screen to complete the fixation, so that the display screen can be in the middle position of the mechanism, through When the universal wheel 10 moves, the center of gravity is more stable. When installing later, it is necessary to activate the hydraulic lever 2 to drive the side clamping plate 3, and cooperate with the lower clamping plate 5 to move the display screen to the side on the surface of the linear guide rail 6, as close as possible to the wall. Easy to install;

Step 2: Start the second motor 25 to drive the second screw mandrel 24 to rotate, thereby driving the internal thread slider 26 to slide inside the second guide chute 23, and the internal thread slider 26 drives the scissor type folding rod 8 to rise. , the bottom slider 12 on the side of the lower end of the scissor folding rod 8 slides inside the second chute 11 to adjust the height of the installation display screen;

Step 3: During installation, when the display screen needs to be deflected left and right to adjust the position, start the third motor 27 to drive the bevel gear 28 to rotate, thereby acting on the meshing groove 29 at the lower end of the supporting plate 7, the supporting plate 7 rotates through the rotating shaft 20, and at the same time the supporting plate 7. The sliders on both sides of the lower end slide on the surface of the arc guide rail 22 to assist in rotation and adjust the deflection angle.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (9)

1. An auxiliary mounting structure for a digital image display screen, comprising:

the lifting mechanism (13), the lower end of the lifting mechanism (13) is equipped with a plurality of universal wheels (10);

the rotating mechanism (14), the said rotating mechanism (14) and lifting gearing (13) are linked as an organic whole;

the clamping mechanism (15), the clamping mechanism (15) is connected with the rotating mechanism (14) into a whole.

2. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the lifting mechanism (13) comprises:

the device comprises a bottom plate (9), wherein one side of the upper end of the bottom plate (9) is provided with a plurality of second sliding grooves (11);

the scissor type folding rod (8) is characterized in that a bottom sliding block (12) is arranged on one side of the lower end of the scissor type folding rod (8) in a hinged connection mode, the bottom sliding block (12) is connected inside the second sliding groove (11) in a sliding mode, the other side of the lower end of the scissor type folding rod (8) is connected with the bottom plate (9) in a hinged connection mode, a lifting plate (30) is arranged on one side of the upper end of the scissor type folding rod (8) in a hinged connection mode, and an internal thread sliding block (26) is arranged on the other side of the upper end of the scissor type folding rod (8) in a hinged connection mode.

3. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the lifting mechanism (13) further comprises:

the lifting plate (30), the lower end surface of the lifting plate (30) is provided with a second guide sliding chute (23), and the internal thread sliding block (26) is connected to the inner side of the second guide sliding chute (23) in a sliding manner;

the second motor (25) is fixedly arranged on the inner side of the second guide sliding groove (23), a second screw rod (24) is arranged on one side of the second motor (25) in a transmission mode, and the second screw rod (24) is in threaded connection with the internal thread sliding block (26).

4. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the rotating mechanism (14) includes:

the center of the angle adjusting plate (18) is rotationally connected with the lifting plate (30) through a rotating shaft (20);

the lifting plate comprises an arc-shaped guide rail (22), the arc-shaped guide rail (22) is fixedly arranged on the upper end surface of the lifting plate (30), the circle center of the arc-shaped guide rail (22) is the same as that of the rotating shaft (20), and the lower end surfaces of the two sides of the angle adjusting plate (18) are connected to the surface of the arc-shaped guide rail (22) in a sliding mode through a sliding block I.

5. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the rotating mechanism (14) further comprises:

the third motor (27), the said third motor (27) is fixed to upper end surface of the lifting plate (30), one side of the third motor (27) is transmitted and equipped with the bevel gear (28);

the meshing groove (29) is formed in the lower surface of the angle adjusting plate (18), the meshing groove (29) is arranged in an arc shape, the circle center of the meshing groove (29) is the same as that of the rotating shaft (20), and the meshing groove (29) is in meshing connection with the bevel gear (28).

6. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the clamping mechanism (15) comprises:

the angle adjusting plate (18), the two side surfaces of the upper end of the angle adjusting plate (18) are provided with first guide sliding chutes (19), and the supporting plate (7) is arranged in the first guide sliding chutes (19) in a sliding mode through internal thread sliding plates (17);

the first motor (21) is fixedly arranged on the inner side of the angle adjusting plate (18), first screw rods (16) are arranged on two sides of the first motor (21) in a transmission mode, the first screw rods (16) on the two sides are opposite in thread square, and the first screw rods (16) are in threaded connection with the internal thread sliding plate (17).

7. A digital image display screen auxiliary mounting structure according to claim 1, wherein: the clamping mechanism (15) further comprises:

the side plates (1) are rotatably arranged on two sides of the upper end of the supporting plate (7), and a plurality of first sliding grooves (4) are formed in the surfaces of the side plates (1);

the hydraulic device comprises a first chute (4), wherein a hydraulic rod (2) is fixedly arranged in the first chute (4), the hydraulic rod (2) is driven by a hydraulic pump, and one end of the hydraulic rod (2) is fixedly provided with a side clamping plate (3);

the linear guide rail (6), linear guide rail (6) are fixed to be set up in layer board (7) upper end surface both sides, and clamp plate (5) lower extreme passes through two sliding connection of slider in linear guide rail (6) surface down.

8. A digital image display screen auxiliary mounting structure according to claim 7, wherein: the side clamping plate (3) and the lower clamping plate (5) are respectively provided with an arc-shaped groove on the surface, and a rubber layer is arranged inside the arc-shaped grooves.

9. An auxiliary installation method for a digital image display screen is characterized by comprising the following steps:

the method comprises the following steps: according to the size of a display screen, a first motor (21) is started to drive a first screw rod (16) to rotate, so that an internal thread sliding plate (17) is driven to slide towards two sides in a first guide sliding groove (19), so that a supporting plate (7) is driven to adjust the distance towards two sides, a side plate (1) is rotated and unfolded, a hydraulic rod (2) is started to drive a side clamping plate (3) to slide in a first sliding groove (4) so as to correspond to a lower clamping plate (5) on a straight line, the display screen is placed on the surface of the lower clamping plate (5), the first motor (21) is started to drive the first screw rod (16) to rotate, so that the supporting plate (7) is driven to move towards the middle, the side clamping plate (3) clamps the display screen to finish fixing, the display screen can be in the middle of a mechanism, the gravity center of the display screen is more stable when the display screen moves through a universal wheel (10), the hydraulic rod (2) needs to drive the side clamping plate (3) when the display screen is installed later, the display screen is matched with the lower clamping plate (5) to move to the surface of a linear guide rail (6) to the side, the display screen is close to the wall edge as much as possible, and the installation is convenient;

step two; a second motor (25) is started to drive a second screw rod (24) to rotate, so that an internal thread sliding block (26) is driven to slide in a second guide sliding groove (23), the internal thread sliding block (26) drives a shear type folding rod (8) to rise, when the shear type folding rod rises, a bottom sliding block (12) on one side of the lower end of the shear type folding rod (8) slides in a second sliding groove (11), and the height of a display screen can be adjusted;

step three: during installation, when the display screen needs to deflect left and right to adjust the position, the third motor (27) is started to drive the bevel gear (28) to rotate, so that the meshing groove (29) at the lower end of the supporting plate (7) is acted, the supporting plate (7) rotates through the rotating shaft (20), and meanwhile, the first sliding blocks on the two sides of the lower end of the supporting plate (7) slide on the surface of the arc-shaped guide rail (22) to assist in rotating, and the deflection angle is adjusted.

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