CN115188281A

CN115188281A - Display screen with seamless splicing structure and splicing method

Info

Publication number: CN115188281A
Application number: CN202210957992.1A
Authority: CN
Inventors: 黄宣建; 黄秀华
Original assignee: Huizhou Jiandaqiang Technology Co ltd
Current assignee: Huizhou Jiandaqiang Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-10-14

Abstract

The application relates to a display screen with a seamless splicing structure and a splicing method, wherein the display screen comprises a plurality of display screen bodies, and a first plane and a second plane which are contacted with each other are configured as follows: the opposite side edges of the first plane and the second plane are intersected to form an installation space in a clamping manner; the first plane and the second plane are respectively connected with a propping plate, and one ends of the two propping plates, which are close to the intersection of the first plane and the second plane, are connected through a flexible connecting part; one ends of the two abutting plates, which are far away from the first plane and the second plane, are respectively connected with the back plate of the display screen body; an air bag disposed between the two abutting plates; and the air source generating device is communicated with the air bag through a pipeline and a control valve. The radian formed by adjacent display screen bodies is changed by controlling the size of the air bags through the air source generating device, so that the radian is adjusted while seamless splicing is achieved, and different requirements are met; in addition, the radian of the curved screen can be changed and adjusted in the daily use process.

Description

Display screen with seamless splicing structure and splicing method

Technical Field

The application relates to the technical field of display equipment, in particular to a display screen with a seamless splicing structure and a splicing method.

Background

Currently, an LED display screen is a flat panel display, which is composed of small LED module panels, and is used for displaying various information such as text, images, video, and the like. The LED electronic display screen integrates the microelectronic technology, the computer technology and the information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like. The LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news distribution, security trading and the like, and can meet the requirements of different environments.

In some correlation technique, the concatenation formula screen that is formed by the concatenation of LED lamp plate is widely used in fields such as media, stage, advertisement, in order to satisfy the needs of propaganda and intention, and the concatenation formula screen not only is planar structure, also can be according to covering the design requirement, designs for curved structure.

The curved screen and the straight screen are derived products for different use requirements, and the radian of the curved screen can bring better sensory experience because the eyeball of a person is convex with a certain radian; the curved screen for large-scale display in daily life is formed by splicing a plurality of small screens, the transition at the joint is good for ensuring the completeness of picture display, and the screens are generally required to be connected seamlessly, however, the radian of the curved screen for large-scale display is fixed when being produced and delivered from a factory, and cannot be adjusted and changed according to requirements.

Therefore, how to adjust the radian of the curved screen while ensuring seamless connection is an urgent problem to be solved.

Disclosure of Invention

The embodiment of the application provides a display screen with a seamless splicing structure and a splicing method, and aims to solve the problem that the radian of a curved screen cannot be adjusted while seamless connection is achieved in the related art.

In a first aspect, a display screen with a seamless splicing structure comprises:

the display screen comprises a plurality of display screen bodies, wherein a first plane and a second plane which are contacted with each other are configured as follows:

the opposite side edges of the first plane and the second plane are intersected to form an installation space in a clamping manner; the first plane and the second plane are respectively connected with a supporting plate, and one ends of the two supporting plates, which are close to the intersection of the first plane and the second plane, are connected through a flexible connecting part; one ends of the two abutting plates, which are far away from the first plane and the second plane, are respectively connected with the back plate of the display screen body;

the air bag is arranged between the two abutting plates;

and the air source generating device is communicated with the air bag through a pipeline and a control valve so as to inflate and deflate the air bag and change the space between the two abutting plates.

In some embodiments, the flexible connecting portion is provided with a through groove; one part of the air bag is arranged between the abutting plates, and the other part of the air bag penetrates through the through groove;

and the two parts of the air bag are both connected with the control valve.

In some embodiments, the second plane is provided with an adhesive surface connected with the air bag; the control valve is fixed on the second plane.

In some embodiments, an arc-shaped guide rail is arranged on the side edge of the lower abutting plate, a sliding groove is arranged on the arc-shaped guide rail, and a sliding block is arranged on the side edge of the upper abutting plate and slides in the sliding groove.

In some embodiments, the inner wall of the sliding groove is provided with a resistor strip, and the resistor strip is arranged along the extending direction of the sliding groove; the sliding block is provided with a conductive ring, and the conductive ring is connected with a connector lug; the connector lug and the resistance strip are both connected with a power supply.

In some embodiments, the slider includes a circular shaft, one end of the circular shaft is connected with a limiting circular block, the conductive ring is sleeved on the outer surface of the circular shaft, and the connector lug penetrates through the limiting circular block and is connected with the conductive ring.

In some embodiments, the device further comprises a substrate, wherein the substrate is provided with a movable limiting groove, and the lower abutting plate is slidably arranged in the movable limiting groove; the substrate is provided with a linear driving device, and the linear driving device is connected with the abutting plate so as to drive the abutting plate to move.

In some embodiments, the side of the base plate is provided with a guide groove communicated with the movable limiting groove, the linear driving device is an electric telescopic rod, the output end of the electric telescopic rod extends along the length direction of the guide groove, the output end of the electric telescopic rod is connected with a connecting rod, and the connecting rod penetrates through the guide groove and is connected with the abutting plate.

In some embodiments, a first horizontal plane connecting part is arranged on the upper surface of the supporting plate above the supporting plate;

and a second horizontal plane connecting part is arranged on the lower surface of the supporting plate positioned above the supporting plate.

In a second aspect, a method for splicing display screens with a seamless splicing structure is provided, which includes the following steps:

two adjacent display screen bodies are arranged up and down and are made to be opposite to one side edge so as to form a certain included angle;

the opposite surfaces of the two display screen bodies are respectively provided with a butting plate, and the butting plates are connected with the back plate of the display screen body;

the two abutting plates are connected through the flexible connecting part, and an air bag is arranged between the two abutting plates;

connecting the air source generating device with the air bag by using a connecting pipeline and a control valve;

and according to the designed radian, the air bag is inflated by using the air source generating device so as to complete the adjustment of the radian formed between the two adjacent display screen bodies.

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a display screen with a seamless splicing structure and a splicing method, wherein a supporting plate is connected with adjacent display screen bodies and arranged between the adjacent display screen bodies; then arranging air bags between the abutting plates, and controlling the sizes of the air bags through the air source generating device to change the radian formed by the adjacent display screen bodies so as to achieve seamless splicing and adjust the radian to adapt to different requirements; in addition, the radian of the curved screen can be changed and adjusted in the daily use process.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a seamless splicing structure provided in this embodiment;

fig. 2 is a schematic view of the seamless splicing structure provided in this embodiment in connection with a curved screen;

fig. 3 is a schematic view of the seamless splicing structure provided in this embodiment in connection with a straight panel;

FIG. 4 is a schematic view of a seamless splicing structure with an arc-shaped guide track according to the present embodiment;

fig. 5 is a schematic structural diagram of a slider provided in this embodiment;

fig. 6 is a schematic structural diagram of the resistor strip provided in this embodiment;

fig. 7 is a schematic structural diagram of another seamless splicing structure provided in this embodiment;

FIG. 8 is an enlarged view taken at A in FIG. 7;

FIG. 9 is a schematic structural diagram of another form of seamless splicing structure at another viewing angle according to the present embodiment;

fig. 10 is a schematic structural diagram of the air source generating device in fig. 1.

In the figure: 1. a display screen body; 2. a holding plate; 3. a flexible connection; 4. an air bag; 5. An air source generating device; 6. a pipeline; 7. a control valve; 8. bonding surface; 9. an arc-shaped guide track; 10. a slider; 11. a resistor strip; 12. a conductive ring; 13. a connector lug; 14. a substrate; 15. a linear drive device; 16. a first horizontal plane connecting portion; 17. a second horizontal surface connecting portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

The embodiment of the application provides a display screen with a seamless splicing structure and a splicing method, and aims to solve the problem that the radian of a curved screen cannot be adjusted while seamless connection in the related art is achieved.

Referring to fig. 1-10, a display screen with a seamless splicing structure includes:

a plurality of display screen bodies 1, wherein a first plane and a second plane which are contacted with two adjacent display screen bodies 1 are configured as follows:

the opposite side edges of the first plane and the second plane are intersected to form an installation space in a clamping manner; the first plane and the second plane are respectively connected with two abutting plates 2, and one ends of the two abutting plates 2, which are close to the intersection of the first plane and the second plane, are connected through a flexible connecting part 3; one ends of the two abutting plates 2, which are far away from the first plane and the second plane, are respectively connected with a back plate of the display screen body 1; and an air bag 4 arranged between the two abutting plates 2. The upper surface of the upper supporting plate 2 is provided with a first horizontal plane connecting part 16 connected with the display screen body 1; the lower surface of the upper supporting plate 2 is provided with a second horizontal plane connecting part 17 connected with the display screen body 1.

And the gas source generating device 5 is communicated with the air bag 4 through a pipeline 6 and a control valve 7 so as to inflate and deflate the air bag 4 and change the space between the two abutting plates 2. The air bag 4 is an expandable and contractible air bag formed by vulcanizing a rubber air bag with high-strength fiber cloth by utilizing the high-molecular characteristics of rubber. After the rubber air bag is filled with compressed air, the air bag is expanded to reach the section design requirement, the inflation pressure is determined according to the manufacturer identification, and overpressure inflation is not available. It is simple and convenient to use, economical and durable, can be repeatedly used for nearly hundred times, is soft and contracted when not inflated, can be folded and curled randomly, has enough strength to bear the pressure of the abutting plate 2 after inflated expansion, and is a product for reducing cost

Through the arrangement, the two abutting plates 2 in the display screen with the seamless splicing structure are connected with the back plates of the two adjacent display screen bodies 1 and are arranged between the adjacent display screen bodies 1; then, arranging air bags 4 between the abutting plates 2, and controlling the sizes of the air bags 4 through an air source generating device 5 to change the radian formed by adjacent display screen bodies 1 so as to achieve seamless splicing and adjust the radian to adapt to different requirements; in addition, the radian of the curved screen can be changed and adjusted through the air source generating device 5 in the daily use process so as to meet the daily use requirement, and the curved screen does not need to be detached for adjustment.

It should be understood that the air source generating device 5 can be adjusted by arranging a control main board, which can refer to the air source control technology in pneumatic massage in the related art, and the main principle is that air intake and air exhaust are controlled by two control valves 7, and the control valves 7 have a blocking function, for example, when the air bag 4 is inflated, one of the control valves 7 is opened for air intake, the other control valve 7 is closed, and after reaching the designed arc, both control valves 7 are closed. The air bag 4 is made of a material with better wear resistance and air tightness.

The flexible connecting part 3 is silicon rubber, and the main chain of the silicon rubber is formed by alternating silicon and oxygen atoms, and the silicon atoms are generally connected with two organic groups. Conventional silicone rubbers consist predominantly of siloxane segments containing methyl groups and small amounts of vinyl groups. The introduction of phenyl can improve the high-temperature and low-temperature resistance of the silicone rubber, and the introduction of trifluoropropyl and cyano can improve the temperature resistance and oil resistance of the silicone rubber. The silicon rubber has good low temperature resistance, and can still work at the temperature of minus 55 ℃. After the introduction of phenyl, a temperature of-73 ℃ can be reached. The silicon rubber has outstanding heat resistance, can work for a long time at 180 ℃, can still have elasticity for weeks or more even at the temperature slightly higher than 200 ℃, and can instantly resist the high temperature of more than 300 ℃. Silicone rubber has good gas permeability, and oxygen transmission rate is the highest among synthetic polymers.

The air source generating device 5 comprises electromagnetic valves, a PCB circuit board and an air pump, the electromagnetic valves are installed on the upper portion of the air pump, electromagnetic valve air outlets and electromagnetic valve air leakage openings are formed in the upper ends of the electromagnetic valves, one or more air bags are connected to each electromagnetic valve air outlet through a pipeline, electromagnetic valve air inlets are formed in the lower ends of the electromagnetic valves and are connected with the air pump through air inlet channels, and the PCB circuit board is further installed on the upper end of the air pump. The integrated air source assembly and the controller assembly are integrated into a whole. The integrated air source and controller can be additionally provided with a shell outside the electromagnetic valve and the air pump, wherein the shell comprises an upper shell arranged outside the electromagnetic valve, and a left shell and a right shell arranged outside the air pump. Due to the integrated design of the equipment, the required installation space is small, the installation position is convenient to design, the cost is reduced compared with the prior art, the weight is reduced, the assembly steps are reduced, and an elastic body is additionally arranged between the shell and the air pump. The elastic body is fixed to the air pump by a fixing member, and includes a sponge, etc., so that noise and vibration are reduced compared to those of the prior art. Preferably, the air inlet channel is further provided with a check valve, the check valve is installed between the air outlet of the air pump and the air inlet of the electromagnetic valve through a spring and a rubber pad, and the check valve is a check air path with a one-way effect formed by matching the rubber pad and the spring.

In some preferred embodiments, the air bag 4 has a function of supporting the supporting plates 2 to be larger, and the flexible connecting portion 3 is made of rubber, so that the two supporting plates 2 can be changed at any angle, and the adoption of pin shaft connection and space occupation are avoided, so that a larger adjusting range is obtained.

A through groove is arranged on the flexible connecting part 3; one part of the air bag 4 is arranged between the abutting plates 2, the other part of the air bag passes through the through groove, and the two parts of the air bag 4 are both connected with a control valve 7; the arrangement is such that: two parts of the air bag 4 can be controlled respectively, when the display screen works, the air bag 4 also directly acts on the display screen body 1, and the part of the air bag penetrating through the through groove is firstly inflated and then abuts against the plate 2 to play a role of jacking.

On the basis of this embodiment, the display screen can have a straight screen state, and the following settings are made:

the device also comprises a substrate 14, wherein the substrate 14 is provided with a movable limiting groove, and the lower supporting plate 2 is arranged in the movable limiting groove in a sliding manner; the substrate 14 is provided with a linear driving device 15, and the linear driving device 15 is connected with the abutting plate 2 to drive the abutting plate 2 to move.

The side of base plate 14 is equipped with the guide way with removing the spacing groove intercommunication, and linear drive device 15 is electric telescopic handle, and electric telescopic handle's output extends along the length direction of guide way, and electric telescopic handle's output is connected with the connecting rod, and the connecting rod is worn to establish the guide way and is connected with supporting board 2. The upper surface of the upper supporting plate 2 is provided with a first horizontal plane connecting part 16; the lower surface of the upper abutting plate 2 is provided with a substrate connecting part.

When the screen needs to be straightened, the two parts of the through groove are used for dispersing air, and meanwhile, the lower abutting plate 2 is moved by the linear driving device 15 in the air dispersing process, so that the two display screen bodies 1 are approximately parallel and level, and the air bag only penetrates through the through groove to be compressed. In this process, the flexible connecting portion 3 is stretched during the movement process, so as to avoid the situation that the supporting plate 2 located above cannot move, which is caused by the failure. So that curved screens and straight screens can be applied.

In some preferred embodiments, the second plane is provided with an adhesive surface 8 connected with the air bag 4; the control valve 7 is fixed on the second plane to avoid the air bag 4 from being deviated.

In some preferred embodiments, the side edge of the lower holding plate 2 is provided with an arc-shaped guide rail 9, the arc-shaped guide rail 9 is provided with a sliding groove, the side edge of the upper holding plate 2 is provided with a sliding block 10, and the sliding block 10 slides in the sliding groove, so that the running tracks of the two holding plates 2 are stable, but the arrangement of the structure is only suitable for seamless connection of curved screens.

Further, in order to know how many angles are adjusted in the adjusting process, the following settings are provided:

the inner wall of the sliding groove is provided with a resistor strip 11, and the resistor strip 11 is arranged along the extending direction of the sliding groove; a conductive ring 12 is arranged on the sliding block 10, and the conductive ring 12 is connected with a connector lug 13; the connector lug 13 and the resistor strip 11 are both connected with a power supply.

The slider 10 includes the circle axle, and the one end of circle axle is connected with spacing circle piece, and electrically conductive circle 12 is established to the surface cover of circle axle, and spacing circle piece is worn to establish by connector lug 13 and electrically conductive circle 12 is connected.

The principle of the structure is that the contact positions of the slider 10 with the conductive ring 12 and the resistor strip 11 are different, the resistances participating in the circuit are also different, the different currents of the resistances are different, and then the different angles correspond to different current magnitudes, so that the degree of the angle to be adjusted can be known. A reference in the adjustment process is given.

The above devices are arranged in the form of air source and air bag to avoid the complex structure and assembling process caused by seamless hard connection in the related art.

Of course, a laser ranging sensor can be arranged on one of the abutting plates 2: the laser diode first emits laser pulses directed at the target. The laser is scattered in all directions after being reflected by the target. Part of the scattered light returns to the sensor receiver, is received by the optical system and is imaged onto the avalanche photodiode. The avalanche photodiode is an optical sensor having an amplification function therein, and thus it can detect an extremely weak optical signal. The time from the light pulse sending to the receiving is recorded and processed, namely the target distance can be measured; and then calculating the angle according to the distance.

The application also provides a splicing method of the display screen with the seamless splicing structure, wherein two adjacent display screen bodies 1 are arranged up and down and are made to be compared with one side edge to form a certain included angle;

the opposite surfaces of the two display screen bodies 1 are respectively provided with a supporting plate 2, and the supporting plates 2 are connected with the back plate of the display screen bodies 1;

the two abutting plates 2 are connected through the flexible connecting part 3, and the air bag 4 is arranged between the two abutting plates 2;

the air source generating device 5 is connected with the air bag 4 by using a connecting pipeline 6 and a control valve 7;

according to the designed radian, the air bag 4 is inflated by using the air source generating device 5 so as to complete the adjustment of the radian formed between the two adjacent display screen bodies 1; thereby control a plurality of display screen bodies 1, form a plurality of angles to satisfy the user demand.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart 1 flow or flows and/or block diagram 1 block or blocks.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and so forth) having computer-usable program code embodied therein. The above are merely examples of the present application and are not intended to limit the present application. As will be apparent to those skilled in the art,

various modifications and changes may be made to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A display screen with a seamless splicing structure is characterized by comprising:

a plurality of display screen bodies (1), wherein a first plane and a second plane which are contacted with two adjacent display screen bodies (1) are configured as follows:

the opposite side edges of the first plane and the second plane are intersected to form an installation space in a clamping manner; the first plane and the second plane are respectively connected with a supporting plate (2), and one ends of the two supporting plates (2) close to the intersection of the first plane and the second plane are connected through a flexible connecting part (3); one ends of the two abutting plates (2) far away from the first plane and the second plane are respectively connected with a back plate of the display screen body (1);

an airbag (4) disposed between the two holding plates (2);

and the air source generating device (5) is communicated with the air bag (4) through a pipeline (6) and a control valve (7) so as to inflate and deflate the air bag (4) and change the space between the two abutting plates (2).

2. A display screen having a seamless mosaic structure according to claim 1, wherein:

a through groove is arranged on the flexible connecting part (3); one part of the air bag (4) is arranged between the abutting plates (2), and the other part of the air bag passes through the through groove;

and two parts of the air bag (4) are connected with the control valve (7).

3. A display screen having a seamless mosaic structure according to claim 1, wherein:

an adhesive surface (8) connected with the air bag (4) is arranged on the second plane; the control valve (7) is fixed on the second plane.

4. A display screen having a seamless mosaic structure according to claim 1, wherein:

an arc-shaped guide rail (9) is arranged on the side edge of the supporting plate (2) positioned below, a sliding groove is formed in the arc-shaped guide rail (9), a sliding block (10) is arranged on the side edge of the supporting plate (2) positioned above, and the sliding block (10) slides in the sliding groove.

5. The display screen having a seamless mosaic according to claim 4, wherein:

the inner wall of the sliding groove is provided with a resistor strip (11), and the resistor strip (11) is arranged along the extending direction of the sliding groove; the sliding block (10) is provided with a conductive ring (12), and the conductive ring (12) is connected with a connector lug (13); the connector lug (13) and the resistor strip (11) are both connected with a power supply.

6. The display screen having a seamless mosaic according to claim 5, wherein:

slider (10) are connected with spacing boss including circle axle, the one end of circle axle, and the surface cover of circle axle is established electrically conductive circle (12), and spacing boss is worn to establish in connector lug (13) and is connected with electrically conductive circle (12).

7. The display screen having a seamless mosaic structure of claim 2, wherein:

the device is characterized by also comprising a substrate (14), wherein a movable limiting groove is formed in the substrate (14), and the abutting plate (2) positioned below is arranged in the movable limiting groove in a sliding manner; the substrate (14) is provided with a linear driving device (15), and the linear driving device (15) is connected with the abutting plate (2) to drive the abutting plate (2) to move.

8. A display screen having a seamless mosaic structure according to claim 7, wherein:

the side of base plate (14) be equipped with remove the guide way of spacing groove intercommunication, linear drive device (15) are electric telescopic handle, and electric telescopic handle's output extends along the length direction of guide way, and electric telescopic handle's output is connected with the connecting rod, and the connecting rod is worn to establish the guide way and is connected with supporting board (2).

9. The display screen having a seamless mosaic according to claim 1, wherein:

a first horizontal plane connecting part (16) is arranged on the upper surface of the supporting plate (2) positioned above;

the lower surface of the supporting plate (2) positioned above is provided with a second horizontal plane connecting part (17).

10. A method for splicing a display screen having a seamless splicing structure according to any one of claims 1 to 9, comprising the steps of:

two adjacent display screen bodies (1) are arranged up and down and are made to be opposite to one side edge to form a certain included angle;

the two opposite surfaces of the two display screen bodies (1) are respectively provided with a supporting plate (2), and the supporting plates (2) are connected with the back plate of the display screen bodies (1);

the two abutting plates (2) are connected through a flexible connecting part (3), and an air bag (4) is arranged between the two abutting plates (2);

the air source generating device (5) is connected with the air bag (4) by using a connecting pipeline (6) and a control valve (7);

according to the designed radian, the air bag (4) is inflated by the air source generating device (5) so as to complete the adjustment of the radian formed between the two adjacent display screen bodies (1).