Damping display module and circular screen display device

By using a shock-absorbing connection column with a hollow elastic cavity between the display unit of the large-screen display device and the chassis structure, the vibration problem is solved, and the heat dissipation ability is improved through the design of through holes and hollow openings, and a more stable and efficient display effect is achieved.

CN222939607UActive Publication Date: 2025-06-03SHANGHAI SANSI ELECTRONICS ENG +4
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Patent Information

Application Number
CN202420816793.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-18
Publication Date
2025-06-03
Estimated Expiration
2034-04-18

AI Technical Summary

Technical Problem

During operation, large-screen display devices are susceptible to external impacts and cause vibration, and the heat dissipation problems are serious. The existing technology shock absorption and heat dissipation measures have problems such as complex structure, high cost and unsatisfactory results.

Method used

A shock-absorbing display module is designed to absorb and buffer vibration caused by external force impact by using a shock-absorbing connecting column with a hollow elastic cavity between the display unit and the chassis structure. At the same time, through holes are installed on the circuit substrate and hollow holes are installed on the chassis structure to improve heat dissipation capabilities.

Benefits of technology

It effectively reduces the impact of vibration on the display module, extends the service life, and improves working stability and display brightness through improved heat dissipation design.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a damping display module and a circular screen display device, and the damping display module comprises a cabinet structure which is provided with a plurality of positioning holes and installation holes which are uniformly arranged; the display units are provided with a plurality of positioning columns matched with the positioning holes and the mounting holes and damping connecting columns, one ends of the damping connecting columns are fixed to the display units, and hollow elastic cavities are formed in the middles of the damping connecting columns; when the damping display module is used, firstly, the positioning columns of the display unit are arranged in the positioning holes to complete positioning of the display unit, and then the other ends of the damping connecting columns are fixed to the mounting holes to complete laying of the display unit; the elastic cavities of the damping connecting columns can buffer and absorb energy through deformation, so that the damping effect is achieved; according to the large-screen display device, vibration hazards are reduced, and the problems that in the prior art, a large-screen display device is poor in damping effect and unreasonable in fixing structure design are solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of large-screen display, in particular to a shock-absorbing display module and a panoramic display device. Background Art

[0002] In the field of display technology, with the development of technology, many large display devices have been widely used in various occasions, such as exhibitions, conferences, theaters, etc. These large display devices are usually composed of multiple display modules spliced together to meet the demand for large-area display. However, in practical applications, these display modules often face various challenges, and the most prominent problems are vibration and heat dissipation.

[0003] First of all, during the operation of the display module, especially in large display devices, due to the large number of modules and the complex installation structure, it is often affected by various external forces, such as wind force, human touch, etc., resulting in vibration of the entire display device. This vibration will not only affect the stability of the display effect, but may also damage the circuit and display elements of the display module, thereby affecting its service life. Moreover, in order to facilitate maintenance, the large-screen display devices in the prior art often adopt a quick-release type chassis fixing structure, and some unreasonable designs further exacerbate the vibration and even the possibility of danger.

[0004] Secondly, with the improvement of the integration degree of display elements and the increase of display brightness, the heat dissipation problem of the display module has become increasingly prominent. If the heat dissipation is poor, it will cause the temperature of the display module to rise, thereby affecting its working performance and stability. Especially in large display devices, due to the large number of modules and the close arrangement, the heat dissipation problem is more serious.

[0005] In order to solve the above problems, the display modules on the market usually adopt some shock-absorbing and heat-dissipating measures. However, these measures often have problems such as complex structure, high cost, and unsatisfactory shock-absorbing and heat-dissipating effects. Therefore, how to design a display module with a simple structure, moderate cost and effective shock absorption and heat dissipation has become an urgent problem to be solved in the current display technology field. Summary of the Utility Model

[0006] In view of the above-mentioned disadvantages of the prior art, the technical problem to be solved by the present utility model is to provide a shock-absorbing display module and a panoramic display device, so as to solve the problems of poor shock-absorbing effect and unreasonable fixing structure design of large-screen display devices in the prior art.

[0007] To solve the above technical problem, the present utility model provides a shock-absorbing display module, including:

[0008] A chassis structure, on which a number of uniformly arranged positioning holes and mounting holes are provided;

[0009] A number of display units, on which a number of positioning posts and shock-absorbing connection posts adapted to the positioning holes and mounting holes are provided. One end of the shock-absorbing connection post is fixed to the display unit, and a hollow elastic cavity is provided in the middle of the shock-absorbing connection post;

[0010] First, place the positioning posts of the display unit into the positioning holes to complete the positioning of the display unit, and then fix the other end of the shock-absorbing connection post to the mounting hole to complete the laying of the display unit. When the shock-absorbing display module is vibrated by an external impact, the elastic cavity of the shock-absorbing connection post can deform to buffer and absorb energy, thereby achieving the shock-absorbing effect.

[0011] As a more preferred method, the other end of the shock-absorbing connection post is provided with internal threads. Use a screw to pass through the mounting hole from the other side of the chassis structure and screw it into the internal threads. The nut of the screw presses the chassis structure and the shock-absorbing connection post tightly, so that the other end of the shock-absorbing connection post is fixed to the mounting hole. This fixing method is simple and fast, and has a certain degree of stability at the same time.

[0012] As a more preferred method, the display unit includes a circuit board and a plurality of display elements uniformly arranged on the circuit board.

[0013] As a more preferred method, a number of through holes for assisting heat dissipation are uniformly arranged on the circuit board, which can improve the heat dissipation ability of the circuit board itself. The display elements arranged on the circuit board can work at a better power and achieve a higher display brightness.

[0014] As a more preferred method, a number of chassis hollow openings for assisting heat dissipation are uniformly arranged on the chassis structure, which can dissipate heat from each module inside the chassis structure, and improve its working stability and service life.

[0015] To solve the above problems, the present invention also provides a panoramic display device, including:

[0016] A number of the above shock-absorbing display modules;

[0017] A number of fixing posts, which are arranged vertically in an arc and are evenly spaced from each other at a distance adapted to the width of the chassis structure. Both sides of the chassis structure are respectively fixed to two adjacent fixing posts. The display units of a number of the shock-absorbing display modules are jointly spliced into the display screen of the panoramic display device.

[0018] As a more preferred method, the panoramic display device further includes a number of fixing connectors, which are fixed on the fixing posts, and the shock-absorbing display module is fixed to the fixing posts by connecting with the fixing connectors.

[0019] As a more preferred embodiment, the fixed connecting member includes a fixed seat and a fixing plate integrally formed with the fixed seat. The fixed seat is fixed on the fixed column, and the four corners of the shock-absorbing display module are respectively fixed on the fixing plates of the corresponding four fixed connecting members.

[0020] As a more preferred embodiment, corresponding fixing holes are respectively formed on the fixed seat and the fixed column, and the fixed seat is fixed on the fixed column by using bolts to pass through the two fixing holes; meanwhile, locking holes are provided on the fixing plate for fixing with the chassis structure of the shock-absorbing display module.

[0021] As a more preferred embodiment, the chassis structure of the shock-absorbing display module has a curvature adapted to the arrangement arc of the fixed columns, so that the curvature of the display screen of the ring screen display device is smoother and the transition is more natural.

[0022] As described above, the shock-absorbing display module and the ring screen display device of the present invention have the following beneficial effects: When assembling the shock-absorbing display module of the present invention, first, the positioning posts of the display unit are arranged in the positioning holes to complete the positioning of the display unit, and then the other end of the shock-absorbing connecting column is fixed to the mounting hole to complete the laying of the display unit. When the shock-absorbing display module is vibrated by an external force impact, the elastic cavity of the shock-absorbing connecting column can buffer and absorb energy through deformation to achieve the shock-absorbing effect;

[0023] The ring screen display device of the present invention is assembled by splicing and combining a plurality of the above-mentioned shock-absorbing display modules. Since the ring screen display device is large in size, has a large number of modules and is arranged closely, the probability of being disturbed by external forces is greater. Therefore, not only the display module itself needs shock-absorbing design, but also the fixation of the ring screen display device body needs to be as firm as possible. In a loose structure, when subjected to external forces, the structures will shake and collide with each other, which will further exacerbate the vibration of the components in the display module. The shock-absorbing display module of the ring screen display device of the present invention is directly fixed on the vertically arranged fixed columns, with a simple structure and a fastening scheme, effectively solving the problem that the ring screen display device is prone to shaking when subjected to external forces;

[0024] As described above, the shock-absorbing display module and the ring screen display device of the present invention improve the shock-absorbing ability of the shock-absorbing display module by connecting the display unit and the chassis structure through the shock-absorbing connecting column. At the same time, by tightly fixing the shock-absorbing display module and the fixed column, the shaking after bearing external forces is reduced, the harm of vibration is reduced, and the problems of poor shock-absorbing effect and unreasonable fixed structure design of the large-screen display device in the prior art are solved. Description of the Drawings

[0025] Figure 1Explosion schematic diagram of the shock-absorbing display module of the present utility model;

[0026] Figure 2 Shown as Figure 1 Partial enlarged view of area A in;

[0027] Figure 3 Shown as Figure 1 Partial enlarged view of area B in;

[0028] Figure 4 Schematic diagram of another perspective of the display unit of the present utility model:

[0029] Figure 5 Shown as Figure 4 Partial enlarged view of area C in;

[0030] Figure 6 Schematic diagram of the shock-absorbing connection column of the shock-absorbing display module of the present utility model;

[0031] Figure 7 Schematic diagram of the structure of the ring screen display device of the present utility model;

[0032] Figure 8 Schematic diagram of the splicing of the chassis structure of the ring screen display device of the present utility model;

[0033] Figure 9 Schematic diagram of the splicing of the display units of the ring screen display device of the present utility model.

[0034] Explanation of component labels

[0035] 1 Chassis structure

[0036] 11 Positioning hole

[0037] 12 Mounting hole

[0038] 13 Chassis hollow opening

[0039] 2 Display unit

[0040] 21 Circuit board

[0041] 211 Positioning post

[0042] 212 Shock-absorbing connection column

[0043] 212a Internal thread

[0044] 212b Elastic cavity

[0045] 213 Through hole

[0046] 22 Display element

[0047] 3 Fixed post

[0048] 4 Fixed connecting piece

[0049] 41 Fixed seat

[0050] 411 Fixed hole

[0051] 42 Fixed plate

[0052] 421 Locking hole Specific implementation manners

[0053] The following specific embodiments illustrate the implementation manners of the present utility model. Those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification.

[0054] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and are not used to limit the limited conditions under which the present utility model can be implemented. Therefore, they do not have technical essence. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects that the present utility model can produce and the purposes that can be achieved, should still fall within the scope that can be covered by the technical content disclosed in the present utility model. The following detailed description should not be considered restrictive, and the scope of the embodiments of this application is only defined by the claims of the published patent. The terms used here are only for describing specific embodiments and are not intended to limit this application. Spatially related terms, such as "upper", "lower", "left", "right", "below", "beneath", "lower part", "above", "upper part", etc., may be used in the text to facilitate the description of the relationship between one element or feature shown in the figure and another element or feature.

[0055] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation", "holding", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0056] Furthermore, as used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly dictates otherwise. It should be further understood that the terms "comprising", "including" indicate the presence of the stated features, operations, elements, components, items, species, and / or groups, but do not preclude the presence, occurrence, or addition of one or more other features, operations, elements, components, items, species, and / or groups. The terms "or" and "and / or" used herein are to be construed as inclusive, meaning either or any combination. Thus, "A, B, or C" or "A, B, and / or C" means "any of the following: A; B; C; A and B; A and C; B and C; A, B, and C". An exception to this definition occurs only when the combination of elements, functions, or operations is inherently mutually exclusive in some manner.

[0057] As Figures 1 to 6 shown, the present utility model provides a shock-absorbing display module, comprising:

[0058] a chassis structure 1, on which a plurality of uniformly arranged positioning holes 11 and mounting holes 12 are provided;

[0059] a plurality of display units 2, on which a plurality of positioning posts 211 and shock-absorbing connecting posts 212 adapted to the positioning holes 11 and mounting holes 12 are provided. One end of the shock-absorbing connecting post 212 is fixed to the display unit 2, and a hollow elastic cavity is provided in the middle of the shock-absorbing connecting post 212;

[0060] First, the positioning posts 211 of the display unit 2 are arranged in the positioning holes 11 to complete the positioning of the display unit 2, and then the other end of the shock-absorbing connecting post 212 is fixed to the mounting hole 12 to complete the laying of the display unit 2. When the shock-absorbing display module is vibrated by an external impact, the elastic cavity of the shock-absorbing connecting post 212 can deform to buffer and absorb energy, thereby achieving the shock-absorbing effect.

[0061] To better introduce the shock-absorbing display module of the present utility model, the following specific application is now used for illustration: When assembling the shock-absorbing display module of the present utility model, first, the positioning posts 211 of the display unit 2 are arranged in the positioning holes 11 to complete the positioning of the display unit 2, and then the other end of the shock-absorbing connecting post 212 is fixed to the mounting hole 12 to complete the laying of the display unit 2. When the shock-absorbing display module is vibrated by an external impact, the elastic cavity of the shock-absorbing connecting post 212 can deform to buffer and absorb energy, thereby achieving the shock-absorbing effect.

[0062] In this embodiment, as Figure 1 and Figure 2As shown, the display unit 2 includes a circuit board 21 and a plurality of display elements 22 uniformly arranged on the circuit board 21; further, in this embodiment, the display element 22 is an LED, and its main advantages are reflected in the following aspects: High efficiency and energy saving: The LED has a low operating voltage and low power consumption, and the power consumption is relatively small after long-term use; Long service life: The LED lamp has no filament and is not easy to break, and its service life can reach more than 50,000 hours; Healthy light: The light emitted by the LED does not contain ultraviolet and infrared rays, does not generate radiation, and is harmless to the human body; Green and environmentally friendly: The LED lamp does not contain harmful elements such as mercury and xenon, which is beneficial to environmental protection and recycling; Flexible application: The LED lamp is small in size and can be made into various shapes such as dots, lines, and surfaces, which is convenient for application in various occasions; Because of the above advantages, it has been widely used in the field of large-screen display.

[0063] Further, in this embodiment, the elastic cavity 212b is made of rubber material, and the rubber material has strong deformation ability. Similarly, other materials that meet the deformation requirements can also be selected for production.

[0064] In this embodiment, as Figure 5 As shown in FIGS. 6, the other end of the shock-absorbing connecting column 212 is provided with an internal thread 212a. A screw is passed through the mounting hole 12 from the other side of the chassis structure 1 and screwed into the internal thread 212a. The nut of the screw presses the chassis structure 1 and the shock-absorbing connecting column 212 tightly, so that the other end of the shock-absorbing connecting column 212 is fixed to the mounting hole 12. This fixing method is simple and fast, and at the same time has a certain stability; further, in this embodiment, the end of the shock-absorbing connecting column 212 connected to the display unit 2 is also provided with an internal thread 212a. Similarly, a fastening hole is opened at the corresponding position on the circuit board 21. A screw is passed through the fastening hole from the other side of the circuit board 21 and screwed into the internal thread 212a. The nut of the screw presses the circuit board 21 and the shock-absorbing connecting column 212 tightly, so that the shock-absorbing connecting column 212 is fixed to the display unit 2; furthermore, in this embodiment, blind holes are opened at both ends of the shock-absorbing connecting column 212, and the internal thread 212a inserts are arranged in the blind holes to realize the arrangement of the internal thread 212a at both ends of the shock-absorbing connecting column 212.

[0065] In this embodiment, as Figure 1 、 Figure 2 、 Figure 4 and Figure 5As shown, a number of through holes 213 for assisting heat dissipation are evenly arranged on the circuit board 21, which can improve the heat dissipation capacity of the circuit board 21 itself. The display element 22 arranged on the circuit board 21 can operate at a better power and achieve higher display brightness. Further, in this embodiment, by using a display element 22 with a smaller volume, the area of the through hole 213 can be made 5% to 80% of the area of the circuit board.

[0066] In this embodiment, as Figure 3 shown, a number of chassis hollow openings 13 for assisting heat dissipation are evenly arranged on the chassis structure 1, which can dissipate heat from each module inside the chassis structure 1 and improve its working stability and service life. Through the topological structure design, while ensuring the strength of the chassis structure 1, the area of the chassis hollow opening 13 can be made 5% to 80% of the area of the chassis structure 1.

[0067] Furthermore, in this embodiment, since both the chassis structure 1 and the display unit 2 adopt an opening design, the condition of air convection is satisfied. In this way, air can pass through the inside of the shock-absorbing display module to take away heat, and thus the heat dissipation capacity can be further improved.

[0068] To solve the above problems, as Figure 7 shown, the present utility model further provides a panoramic display device, including:

[0069] A number of the above-mentioned shock-absorbing display modules;

[0070] A number of fixing columns 3, the fixing columns 3 are arranged vertically in an arc and are evenly spaced from each other at a distance adapted to the width of the chassis structure 1. Both sides of the chassis structure 1 are respectively fixed on two adjacent fixing columns 3. The display units 2 of a number of the shock-absorbing display modules are jointly spliced into the display screen of the panoramic display device.

[0071] To better introduce the panoramic display device of the present utility model, the following specific applications will be used for illustration: The panoramic display device of the present utility model is composed of several of the above shock-absorbing display modules spliced and combined. Since the panoramic display device is large in size, has a large number of modules and is arranged closely, the probability of being disturbed by external forces is greater. Therefore, not only the display module itself needs shock-absorbing design, but also the fixation of the panoramic display device body needs to be as firm as possible. In a loose structure, when subjected to external forces, the various structures will shake and collide with each other, which will further exacerbate the vibration of the components in the display module. The shock-absorbing display module of the panoramic display device of the present utility model is directly fixed on the vertically arranged fixed column 3. The structure is simple and a fastening scheme is adopted, effectively solving the problem that the panoramic display device is prone to shaking when subjected to external forces; The shock-absorbing display module and the panoramic display device of the present utility model connect the display unit 2 and the chassis structure 1 through the shock-absorbing connecting column 212, improving the shock-absorbing ability of the shock-absorbing display module. At the same time, by using the tight fixation of the shock-absorbing display module and the fixed column 3, the shaking after bearing external forces is reduced, realizing the reduction of the vibration hazard, and solving the problems of poor shock-absorbing effect and unreasonable fixed structure design in the prior art of large-screen display devices.

[0072] Furthermore, in this embodiment, the fixed column 3 is made of steel material, and the steel material has sufficient strength to provide better support for the shock-absorbing display module.

[0073] In this embodiment, as Figure 1 shown, the panoramic display device further includes several fixed connectors 4. The fixed connectors 4 are fixed on the fixed column 3, and the shock-absorbing display module is fixed to the fixed column 3 by connecting with the fixed connectors 4.

[0074] In this embodiment, as Figure 1 shown, the fixed connector 4 includes a fixed seat 41 and a fixing plate 42 integrally formed with the fixed seat 41. The fixed seat 41 is fixed on the fixed column 3, and the four corners of the shock-absorbing display module are respectively fixed on the fixing plates 42 of the corresponding four fixed connectors 4.

[0075] In this embodiment, as Figure 1 shown, the fixed seat 41 and the fixed column 3 are respectively provided with corresponding fixing holes 411. A bolt is passed through the two fixing holes 411 to fix the fixed seat 41 on the fixed column 3; at the same time, the fixing plate 42 is provided with locking holes 421 for fixing with the chassis structure 1 of the shock-absorbing display module.

[0076] In this embodiment, as Figure 1 and Figure 7As shown, the chassis structure 1 of the shock-absorbing display module has a curvature adapted to the arrangement arc of the fixing posts 3, so that the curvature of the display screen of the panoramic display device is smoother and the transition is more natural; furthermore, in this embodiment, the circuit board 21 also has a curvature adapted to the chassis structure 1, so that the display unit 2 can be better laid on the chassis structure 1.

[0077] Furthermore, in this embodiment, as Figure 8 shown, the panoramic display device includes a total of nine shock-absorbing display modules, and the shock-absorbing display modules are fixed to the fixing posts 3 in a three-row and three-column manner; furthermore, in this embodiment, as Figure 9 shown, six display units 2 are provided on each shock-absorbing display module, and the display units 2 are laid on the chassis structure 1 in a three-row and two-column manner.

[0078] As described above, the shock-absorbing display module and the panoramic display device of this embodiment have the following advantages:

[0079] 1. Efficient shock-absorbing design: By using shock-absorbing connecting columns 212 with hollow elastic cavities between the display unit 2 and the chassis structure 1, the utility model can effectively absorb and buffer the vibration caused by external force impact, thereby protecting the display unit 2 from damage and extending its service life.

[0080] 2. Advantages of the LED display element 22: The display unit 2 uses LEDs as the display element 22, which has the advantages of high efficiency, energy saving, long service life, healthy light, environmental protection and flexible application. The low power consumption and long life characteristics of LEDs enable the display module to maintain high performance and stability during long-term operation.

[0081] 3. Simple and fast fixing method: The two ends of the shock-absorbing connecting column 212 are provided with internal threads 212a and are fixed by screws, making the installation of the display unit 2 simple and fast. At the same time, this fixing method also ensures a certain degree of stability, which is beneficial to stable use in various environments.

[0082] 4. Improvement of heat dissipation performance: Through holes 213 are provided on the circuit board 21, which helps to improve the heat dissipation capacity and ensure the stability of the display element 22 in the high-brightness working state. The hollow openings on the chassis structure 1 also contribute to the heat dissipation of the entire module, further improving the working stability and service life.

[0083] 5. Structural Optimization of the Curved Screen Display Device: The present utility model also provides a curved screen display device. By splicing and combining a number of shock-absorbing display modules, a large-sized display screen is formed. The adoption of the fixed column 3 and the design of the fixed connecting member 4 make the curved screen display device more stable when subjected to external forces, reduce vibration and shaking, and protect the internal components of the display module.

[0084] 6. Optimization of Materials and Design: The fixed column 3 is made of steel material, providing sufficient strength support. At the same time, the radian design of the chassis structure 1 and the circuit board 21 of the shock-absorbing display module make the radian of the display screen of the whole device smoother, providing a better visual experience. In summary, the shock-absorbing display module and its curved screen display device of the present utility model show significant advantages in terms of shock-absorbing effect, installation convenience, heat dissipation performance, structural stability, and visual experience. Therefore, the present utility model effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

[0085] The above embodiments are only illustrative of the principles and effects of the present utility model and are not intended to limit the present utility model. Any person familiar with this technology can modify or change the above embodiments without departing from the spirit and scope of the present utility model. Therefore, all equivalent modifications or changes completed by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed by the present utility model should still be covered by the claims of the present utility model.

Claims

1. A shock-absorbing display module, characterized in that: include: A chassis structure (1), wherein the chassis structure (1) is provided with a plurality of evenly arranged positioning holes (11) and mounting holes (12); A plurality of display units (2), wherein the display units (2) are provided with a plurality of positioning columns (211) and shock-absorbing connecting columns (212) adapted to the positioning holes (11) and the mounting holes (12), one end of the shock-absorbing connecting column (212) is fixed to the display unit (2) and a hollow elastic cavity is provided in the middle of the shock-absorbing connecting column (212); First, the positioning column (211) of the display unit (2) is arranged in the positioning hole (11) to complete the positioning of the display unit (2), and then the other end of the shock-absorbing connecting column (212) is fixed to the installation hole (12) to complete the installation of the display unit (2); when the shock-absorbing display module is impacted by an external force and vibrates, the elastic cavity of the shock-absorbing connecting column (212) can absorb energy through deformation to achieve a shock-absorbing effect.

2. The shock-absorbing display module according to claim 1, characterized in that: The other end of the shock-absorbing connecting column (212) is provided with an internal thread (212a), and a screw is passed through the mounting hole (12) from the other side of the chassis structure (1) and screwed into the internal thread (212a), and the nut of the screw presses the chassis structure (1) and the shock-absorbing connecting column (212) tightly, so that the other end of the shock-absorbing connecting column (212) is fixed to the mounting hole (12).

3. The shock-absorbing display module according to claim 1, characterized in that: The display unit (2) comprises a circuit substrate (21) and a plurality of display elements (22) uniformly arranged on the circuit substrate (21).

4. The shock-absorbing display module according to claim 3, characterized in that: The circuit substrate (21) is evenly provided with a plurality of through holes (213) for assisting heat dissipation.

5. The shock-absorbing display module according to claim 1, characterized in that: The chassis structure (1) is evenly provided with a plurality of chassis hollow openings (13) for assisting heat dissipation.

6. A circular screen display device, characterized in that: include: The shock-absorbing display module according to any one of claims 1 to 5; A plurality of fixing columns (3), the fixing columns (3) being arranged vertically along an arc and being evenly spaced apart from each other at a distance adapted to the width of the chassis structure (1), the two sides of the chassis structure (1) being respectively fixed on two adjacent fixing columns (3), and the display units (2) of the plurality of shock-absorbing display modules being jointly spliced ​​into a display screen of the ring-screen display device.

7. The ring screen display device according to claim 6, characterized in that: The ring screen display device further comprises a plurality of fixing connecting members (4), wherein the fixing connecting members (4) are fixed on the fixing columns (3), and the shock absorbing display module is fixed to the fixing columns (3) by being connected to the fixing connecting members (4).

8. The ring screen display device according to claim 7, characterized in that: The fixed connection member (4) comprises a fixed seat (41) and a fixed plate (42) integrally formed with the fixed seat (41); the fixed seat (41) is fixed on the fixed column (3); and the four corners of the shock-absorbing display module are respectively fixed on the corresponding four fixed plates (42) of the fixed connection members (4).

9. The ring screen display device according to claim 8, characterized in that: The fixing seat (41) and the fixing column (3) are respectively provided with fixing holes (411) corresponding to each other, and the fixing seat (41) is fixed to the fixing column (3) by means of bolts passing through the two fixing holes (411); at the same time, the fixing plate (42) is provided with a locking hole (421) for fixing to the chassis structure (1) of the shock-absorbing display module.

10. The ring screen display device according to claim 6, characterized in that: The chassis structure (1) of the shock-absorbing display module has an arc that matches the arc of the fixed column (3), so that the arc of the display screen of the ring-screen display device is smoother and the transition is more natural.