An AR interactive device for graphene walls

Abstract

The present invention provides an AR interaction device for a graphene wall, including a base. One side of the base is provided with a graphene wall. The middle part of the graphene wall is provided with a movable door mechanism, and the middle part of the graphene wall is provided with a plurality of hidden fan screen matrix units. In this invention, the speaker touches and operates on the graphene wall to control the plurality of hidden fan screen matrix units to be inlaid and move out from the graphene wall to the front of the speaker. The pattern projected on the graphene wall is used as the background, and the pattern displayed by the fan screen matrix is used as the foreground. The speaker touches and operates on the graphene wall to control the display content on the fan screen matrix, simulating the effect of AR interaction, so as to meet the requirements of multi-layer and more flexible three-dimensional graphic display and interaction.

Description

Technical Field

[0001] The present invention relates to the technical field of graphene wall technology, and particularly relates to an AR interaction device for a graphene wall. Background Art

[0002] When giving a presentation, abstract concepts are visualized through the display of presentation documents, making it easier for the audience to understand. With the maturity of AR technology, by superimposing the foreground of virtual three-dimensional images and coordinating with the actions of the speaker to manipulate the virtual three-dimensional images, it is further beneficial for the audience to understand the content being explained.

[0003] For a graphene projection interactive wall, usually when a visitor touches a sticker (or projection image) on the wall with a finger, corresponding animations will be displayed, making the originally static animations "come to life". This technology uses the graphene conduction principle, projection technology, etc. to turn the traditional wall into a new type of interactive media that can emit light / make sounds / move dynamically. Users can trigger the information on the wall by clicking to obtain various interesting contents such as text, videos, and animations.

[0004] However, the existing graphene interactive walls only have simple and fixed planar animation projections. With the development of the AR industry, they can no longer meet the requirements of multi-layer and more flexible three-dimensional graphic display and interaction. Summary of the Invention

[0005] In view of the above problems, the present invention provides an AR interaction device for a graphene wall, aiming to solve the technical problems that the graphene interactive wall only has simple and fixed planar animation projections and cannot meet the requirements of multi-layer and more flexible three-dimensional graphic display and interaction as mentioned in the above background art.

[0006] To achieve the above object, the present invention provides the following technical solution: An AR interaction device for a graphene wall, including a base, one side of the base is provided with a graphene wall, a movable door mechanism is arranged in the middle of the graphene wall, and a plurality of hidden fan screen matrix units are arranged in the middle of the graphene wall.

[0007] Further, a plurality of hidden grooves are formed in the middle of the graphene wall, one side of each of the plurality of hidden grooves is rotatably connected to the movable door mechanism, a linkage control groove is formed above the plurality of hidden grooves, and the upper part of the movable door mechanism is arranged inside the linkage control groove.

[0008] Furthermore, the movable door mechanism includes a linkage telescopic cylinder. One end of the linkage telescopic cylinder is rotatably connected to the upper part of the graphene wall surface. The execution end of the linkage telescopic cylinder is rotatably connected to one end of a linkage control rod. The other end of the linkage control rod is arranged at the middle part of a linkage connecting rod. The linkage connecting rod is rotatably connected to the upper ends of a plurality of movable door units. Both ends of the plurality of movable door units are respectively rotatably connected to the middle part of the graphene wall surface.

[0009] Furthermore, each movable door unit includes a door panel. One side of the door panel is provided with a rotating shaft. The rotating shaft is rotatably connected to the middle part of the graphene wall surface. The upper end of the rotating shaft is arranged at one end of a flipping control block. The angle between the flipping control block and the door panel is 135°. The other end of the flipping control block is rotatably connected to the linkage connecting rod.

[0010] Furthermore, the concealed fan screen matrix unit includes a fan screen matrix folding mechanism. Concealed control mechanisms are symmetrically arranged at the upper and lower ends of the fan screen matrix folding mechanism. A plurality of the concealed control mechanisms are all arranged at the middle part of the graphene wall surface.

[0011] Furthermore, the fan screen matrix folding mechanism includes a matrix folding control reduction motor set. The matrix folding control reduction motor set is arranged at the middle part of one side of a matrix main bracket. The execution end of the matrix folding control reduction motor set is coaxially connected to a folding drive bevel gear. The folding drive bevel gear meshes with a plurality of folding transmission bevel gears. One ends of the plurality of folding transmission bevel gears are respectively coaxially connected to one ends of folding control lead screws. The plurality of folding control lead screws are all rotatably connected to the other side of the matrix main bracket. The middle parts of the plurality of folding control lead screws are respectively threadedly connected to the middle parts of folding brackets. One sides of the plurality of folding brackets are slidably connected to the other side of the matrix main bracket. The other sides of the plurality of folding brackets are slidably connected to one side of a matrix sub-bracket. Both ends of the matrix sub-bracket are respectively arranged at both ends of the matrix main bracket. Both ends of the plurality of folding brackets are symmetrically provided with fan screen fixing rods. A plurality of fan screen bodies are respectively arranged on the plurality of fan screen fixing rods.

[0012] Furthermore, a plurality of first folding chutes are formed on the other side of the matrix main bracket. One sides of the plurality of folding brackets are respectively slidably connected to the plurality of first folding chutes. A concealed roller is arranged at the lower end of the matrix main bracket. A second folding chute is formed on one side of the matrix sub-bracket. The other sides of the plurality of folding brackets are slidably connected to the second folding chute.

[0013] Further, the folding bracket includes a threaded slider. One side of the threaded slider is slidably connected to the other side of the main matrix bracket, and the other side is slidably connected to one side of the sub-matrix bracket. The middle of the threaded slider is threadedly connected to the middle of the folding control lead screw. The two ends of the threaded slider are symmetrically and rotatably connected to one end of a first folding rocker arm. The other ends of multiple first folding rocker arms are respectively rotatably connected to one end of a folding fixed block. Multiple folding fixed blocks are respectively arranged on one side of the fan screen fixing rod. The other ends of multiple folding fixed blocks are respectively rotatably connected to one end of a second folding rocker arm. The other ends of multiple second folding rocker arms are respectively rotatably connected to the two ends of a folding slider. One side of the folding slider is slidably connected to the other side of the main matrix bracket, and the other side is slidably connected to one side of the sub-matrix bracket.

[0014] Further, the multiple fan screen bodies are arranged in a front-back staggered manner both adjacent to each other left and right and adjacent to each other up and down.

[0015] Further, the hidden control mechanism includes a folding arm reduction motor. The folding arm reduction motor is arranged inside the graphene wall surface. The execution end of the folding arm reduction motor is coaxially connected to one end of a first control rocker arm. The other end of the first control rocker arm is rotatably connected to one end of a link fixed block. One side of one end of the link fixed block is rotatably connected to one end of a first control link. The other end of the first control link is rotatably connected to a main fixed block. The main fixed block is fixedly connected to the inside of the graphene wall surface. The lower end of the link fixed block is rotatably connected to one end of a second control rocker arm. The other end of the second control rocker arm is rotatably connected to the upper side of one end of a folding arm movable block. The other side of the lower end of the link fixed block is rotatably connected to one end of a second control link. The other end of the second control link is rotatably connected to the upper side of the other end of the folding arm movable block. Incomplete gears are respectively arranged at the other end of the first control rocker arm and one end of the second control rocker arm. The other end of the first control rocker arm and one end of the second control rocker arm are connected by a plurality of the incomplete gears in an engaging manner. One side of the folding arm movable block is arranged at one end of the fan screen matrix folding mechanism. A large arm housing is arranged outside the first control rocker arm, and a small arm housing is arranged outside the second control rocker arm.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0017] Through the touch operation of the speaker on the graphene wall surface, multiple hidden fan screen matrix units are controlled to be inlaid and moved from inside the graphene wall surface to the front of the speaker. Using the pattern projected on the graphene wall surface as the background and the pattern displayed by the fan screen matrix as the foreground, and through the touch operation of the speaker on the graphene wall surface, the display content on the fan screen matrix is controlled to simulate the effect of AR interaction, so as to meet the display and interaction of multi-layer and more flexible three-dimensional graphics. Brief Description of the Drawings

[0018] Figure 1 is a schematic diagram of the external structure of the present invention;

[0019] Figure 2 is a schematic diagram of the disassembled internal structure of the present invention;

[0020] Figure 3 is a schematic cross-sectional view of the graphene wall structure of the present invention Figure 1 ;

[0021] Figure 4 is a schematic cross-sectional view of the graphene wall structure of the present invention Figure 2 ;

[0022] Figure 5 is a schematic diagram of the structure of the movable door mechanism of the present invention;

[0023] Figure 6 is a schematic diagram of the structure of the hidden fan screen matrix unit of the present invention;

[0024] Figure 7 is a schematic cross-sectional view of the folding mechanism of the fan screen matrix of the present invention;

[0025] Figure 8 is a schematic diagram of the structure of the folding mechanism of the fan screen matrix of the present invention;

[0026] Figure 9 is a schematic cross-sectional view of the hidden control mechanism of the present invention;

[0027] Figure 10 is a schematic diagram of the folded and hidden state structure of the present invention.

[0028] In the figure: 1, base; 2, graphene wall; 21, concealed groove; 22, linkage control groove; 3, movable door mechanism; 31, linkage telescopic cylinder; 32, linkage control rod; 33, linkage connecting rod; 34, movable door unit; 341, door panel; 342, rotating shaft; 343, flipping control block; 4, concealed fan screen matrix unit; 41, fan screen matrix folding mechanism; 411, matrix folding control reduction motor set; 412, matrix main bracket; 4121, first folding chute; 4122, concealed roller; 413, folding drive bevel gear; 414, folding transmission bevel gear; 415, folding control lead screw; 416, folding bracket; 4161, threaded slider; 4162, first folding rocker arm; 4163, folding fixed block; 4164, second folding rocker arm; 4165, folding slider; 417, matrix sub-bracket; 4171, second folding chute; 418, fan screen fixing rod; 419, fan screen body; 42, concealed control mechanism; 4211, folding arm reduction motor; 4212, main fixed block; 4221, first control rocker arm; 42211, incomplete gear; 4222, connecting rod fixed block; 4223, first control connecting rod; 4224, large arm housing; 4231, second control rocker arm; 4232, folding arm movable block; 4233, second control connecting rod; 4234, small arm housing. Detailed implementation manners

[0029] For the convenience of understanding the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

[0030] It should be noted that when an element is referred to as being "fixedly provided on" another element, it can be directly on the other element or there can be an intermediate element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention in this specification are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0032] For the embodiments, please refer with emphasis to Figure 1 and Figure 2, an AR interactive device for a graphene wall, including a base 1. One side of the base 1 is provided with a graphene wall 2. In the middle of the graphene wall 2, there is a movable door mechanism 3, and a plurality of hidden fan screen matrix units 4 are arranged in the middle of the graphene wall 2.

[0033] For the embodiment, please refer to Figure 3 and Figure 4 , a plurality of hidden grooves 21 are opened in the middle of the graphene wall 2. One side of the plurality of hidden grooves 21 is respectively rotatably connected to the movable door mechanism 3. Above the plurality of hidden grooves 21, a linkage control groove 22 is opened. The upper part of the movable door mechanism 3 is arranged inside the linkage control groove 22. This design provides a hidden space for the plurality of hidden fan screen matrix units 4 through the plurality of hidden grooves 21, and provides a movement control space for the movable door mechanism 3 through the linkage control groove 22.

[0034] For the embodiment, please refer to Figure 5 , the movable door mechanism 3 includes a linkage telescopic cylinder 31. One end of the linkage telescopic cylinder 31 is rotatably connected to the upper part of the graphene wall 2. The execution end of the linkage telescopic cylinder 31 is rotatably connected to one end of a linkage control rod 32. The other end of the linkage control rod 32 is arranged in the middle of a linkage connecting rod 33. The linkage connecting rod 33 is rotatably connected to the upper ends of a plurality of movable door units 34. The two ends of the plurality of movable door units 34 are respectively rotatably connected to the middle of the graphene wall 2;

[0035] The movable door unit 34 includes a door panel 341. One side of the door panel 341 is provided with a rotating shaft 342. The rotating shaft 342 is rotatably connected to the middle of the graphene wall 2. The upper end of the rotating shaft 342 is arranged at one end of a flipping control block 343. The included angle between the flipping control block 343 and the door panel 341 is 135°. The other end of the flipping control block 343 is rotatably connected to the linkage connecting rod 33. The linkage telescopic cylinder 31 drives the linkage connecting rod 33 to move through the linkage control rod 32, and then drives a plurality of flipping control blocks 343 to swing through the plurality of flipping control blocks 343, so as to drive a plurality of door panels 341 to flip open or close. The surface material of the door panel 341 is the same as the surface material of the graphene wall 2.

[0036] For the embodiment, please refer to Figure 6 , the hidden fan screen matrix unit 4 includes a fan screen matrix folding mechanism 41. Hidden control mechanisms 42 are symmetrically arranged at the upper and lower ends of the fan screen matrix folding mechanism 41. A plurality of the hidden control mechanisms 42 are all arranged in the middle of the graphene wall 2. This design controls the hidden storage and unfolding of the fan screen matrix folding mechanism 41 through the plurality of hidden control mechanisms 42.

[0037] For the embodiment, please refer to Figure 7 and Figure 8, the fan screen matrix folding mechanism 41 includes a matrix folding control reduction motor set 411, the matrix folding control reduction motor set 411 is arranged in the middle of one side of the matrix main bracket 412, the execution end of the matrix folding control reduction motor set 411 is coaxially connected to a folding drive bevel gear 413, the folding drive bevel gear 413 is meshed with a plurality of folding transmission bevel gears 414, one end of each of the plurality of folding transmission bevel gears 414 is coaxially connected to one end of a folding control lead screw 415, and the plurality of folding control lead screws 415 are all rotatably connected to the other side of the matrix main bracket 412;

[0038] The middle parts of the plurality of folding control lead screws 415 are respectively threadedly connected to the middle parts of folding brackets 416, one side of the plurality of folding brackets 416 is slidably connected to the other side of the matrix main bracket 412, the other side of the plurality of folding brackets 416 is slidably connected to one side of a matrix sub-bracket 417, both ends of the matrix sub-bracket 417 are respectively arranged at both ends of the matrix main bracket 412, and both ends of the plurality of folding brackets 416 are symmetrically provided with fan screen fixing rods 418;

[0039] A plurality of the fan screen fixing rods 418 are respectively provided with a plurality of fan screen bodies 419, a plurality of first folding chutes 4121 are formed in the other side of the matrix main bracket 412, one side of the plurality of folding brackets 416 is respectively slidably connected to the plurality of first folding chutes 4121, a hidden roller 4122 is arranged at the lower end of the matrix main bracket 412, a second folding chute 4171 is formed in one side of the matrix sub-bracket 417, and the other side of the plurality of folding brackets 416 is slidably connected to the second folding chute 4171;

[0040] The folding bracket 416 includes a threaded slider 4161, one side of the threaded slider 4161 is slidably connected to the other side of the matrix main bracket 412, the other side of the threaded slider 4161 is slidably connected to one side of the matrix sub-bracket 417, the middle part of the threaded slider 4161 is threadedly connected to the middle part of the folding control lead screw 415, one ends of a plurality of first folding arms 4162 are symmetrically and rotatably connected to one end of the threaded slider 4161, and the other ends of the plurality of first folding arms 4162 are respectively rotatably connected to one end of a folding fixing block 4163;

[0041] A plurality of the folding fixing blocks 4163 are respectively arranged on one side of the fan screen fixing rod 418, one ends of a plurality of second folding arms 4164 are respectively rotatably connected to the other ends of the plurality of folding fixing blocks 4163, and the other ends of the plurality of second folding arms 4164 are respectively rotatably connected to both ends of a folding slider 4165, one side of the folding slider 4165 is slidably connected to the other side of the matrix main bracket 412, and the other side of the folding slider 4165 is slidably connected to one side of the matrix sub-bracket 417;

[0042] The matrix folding control reduction motor group 411 drives the two folding transmission bevel gears 414 to rotate through the folding driving bevel gear 413, and then drives the two folding control screw rods 415 to rotate, and drives the threaded slider 4161 to slide along the first folding slide groove 4121 and the second folding slide groove 4171 through the thread cooperation of the folding control screw rod 415 and the threaded slider 4161, and cooperates with multiple first folding rocker arms 4162 and multiple second folding rocker arms 4164 to control the expansion and folding of the two fan screen fixing rods 418, and the multiple fan screen bodies 419 are adjacent to each other left and right, and adjacent to each other up and down, and are all arranged in a front-to-back staggered manner.

[0043] For example, please refer to Figure 9 The hidden control mechanism 42 includes a folding arm reduction motor 4211, which is arranged inside the graphene wall 2, and the execution end of the folding arm reduction motor 4211 is coaxially connected to one end of the first control rocker arm 4221, and the other end of the first control rocker arm 4221 is rotatably connected to one end of the connecting rod fixing block 4222, and one end of the connecting rod fixing block 4222 is rotatably connected to one end of the first control connecting rod 4223, and the other end of the first control connecting rod 4223 is rotatably connected to the main fixing block 4212;

[0044] The main fixed block 4212 is fixedly connected to the inside of the graphene wall 2, the lower end of the connecting rod fixing block 4222 is rotatably connected to one end of the second control rocker arm 4231, the other end of the second control rocker arm 4231 is rotatably connected to one side of the upper end of the folding arm movable block 4232, the other side of the lower end of the connecting rod fixing block 4222 is rotatably connected to one end of the second control link 4233, the other end of the second control link 4233 is rotatably connected to the other side of the upper end of the folding arm movable block 4232, the other end of the first control rocker arm 4221 and one end of the second control rocker arm 4231 are respectively provided with an incomplete gear 42211, and the other end of the first control rocker arm 4221 and one end of the second control rocker arm 4231 are engaged and connected through a plurality of the incomplete gears 42211;

[0045] One side of the folding arm movable block 4232 is arranged at one end of the fan screen matrix folding mechanism 41, a large arm housing 4224 is arranged on the outside of the first control rocker arm 4221, and a small arm housing 4234 is arranged on the outside of the second control rocker arm 4231. This design drives the first control rocker arm 4221 to swing through the folding arm reduction motor 4211, and the other end of the first control rocker arm 4221 and one end of the second control rocker arm 4231 drive the movement of the second control rocker arm 4231 through the engagement of a plurality of incomplete gears 42211;

[0046] The double parallelogram structure formed by the main fixing block 4212, the connecting rod fixing block 4222, the first control connecting rod 4223, the second control connecting rod 4233 and the folding arm movable block 4232 makes the folding and unfolding of the fan screen matrix folding mechanism 41 smoother. The folding arm movable block 4232 drives the fan screen matrix folding mechanism 41 to be smoothly pushed out and retracted.

[0047] Operating principle:

[0048] First, before starting to use, the device is in a folded and hidden state. Please refer to Figure 10 , when needed by the speaker, the foreground overlay effect is turned on through touch control on the graphene wall 2; the linkage telescopic cylinder 31 drives the linkage connecting rod 33 to move through the linkage control rod 32, and then drives the multiple door panels 341 to flip open through the swinging of multiple flipping control blocks 343; multiple hidden control mechanisms 42 drive the first control rocker arm 4221 to swing through the folding arm reduction motor 4211, and the other end of the first control rocker arm 4221 and one end of the second control rocker arm 4231 drive the movement of the second control rocker arm 4231 through the meshing of multiple incomplete gears 42211;

[0049] The double parallelogram structure formed by the main fixing block 4212, the connecting rod fixing block 4222, the first control connecting rod 4223, the second control connecting rod 4233 and the folding arm movable block 4232 drives the fan screen matrix folding mechanism 41 to be smoothly pushed out through the folding arm movable block 4232;

[0050] Then, in the fan screen matrix folding mechanism 41, the matrix folding control reduction motor group 411 drives two folding drive bevel gears 413 to rotate through the folding drive bevel gear 413, and then drives two folding control lead screws 415 to rotate. Through the thread fit between the folding control lead screw 415 and the thread slider 4161, the thread slider 4161 slides along the first folding chute 4121 and the second folding chute 4171, and cooperates with multiple first folding rocker arms 4162 and multiple second folding rocker arms 4164 to control the unfolding of the two fan screen fixing rods 418;

[0051] The movable door mechanism 3 controls the door panel 341 to flip and close, that is, the unfolding of the fan screen matrix is completed. The pattern projected on the graphene wall is used as the background, and the pattern displayed on the fan screen matrix is used as the foreground overlay. Through the touch operation of the speaker on the graphene wall, the display content on the fan screen matrix is controlled to simulate the AR interaction effect.

[0052] The present invention has been described by way of example in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above methods. As long as such non-substantial improvements are made by adopting the method concept and technical solution of the present invention, or the concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. An AR interactive device for a graphene wall surface, comprising a base (1). Characterized in that, One side of the base (1) is provided with a graphene wall surface (2), the middle of the graphene wall surface (2) is provided with a movable door mechanism (3), and the middle of the graphene wall surface (2) is provided with a plurality of hidden fan screen matrix units (4); The movable door mechanism (3) includes a linkage telescopic cylinder (31), one end of the linkage telescopic cylinder (31) is rotatably connected to the upper part of the graphene wall surface (2), the execution end of the linkage telescopic cylinder (31) is rotatably connected to one end of a linkage control rod (32), the other end of the linkage control rod (32) is arranged in the middle of a linkage connecting rod (33), and the linkage connecting rod (33) is rotatably connected to the upper ends of a plurality of movable door units (34), and both ends of the plurality of movable door units (34) are respectively rotatably connected to the middle of the graphene wall surface (2); The movable door unit (34) includes a door panel (341), one side of the door panel (341) is provided with a rotating shaft (342), the rotating shaft (342) is rotatably connected to the middle of the graphene wall surface (2), the upper end of the rotating shaft (342) is arranged at one end of a flipping control block (343), the included angle between the flipping control block (343) and the door panel (341) is 135°, and the other end of the flipping control block (343) is rotatably connected to the linkage connecting rod (33); The hidden fan screen matrix unit (4) includes a fan screen matrix folding mechanism (41), and hidden control mechanisms (42) are symmetrically arranged at the upper and lower ends of the fan screen matrix folding mechanism (41), and a plurality of the hidden control mechanisms (42) are all arranged in the middle of the graphene wall surface (2).

2. The AR interactive device for a graphene wall surface according to claim 1, Characterized in that, A plurality of hidden grooves (21) are formed in the middle of the graphene wall surface (2), one sides of the plurality of hidden grooves (21) are respectively rotatably connected to the movable door mechanism (3), a linkage control groove (22) is formed above the plurality of hidden grooves (21), and the upper part of the movable door mechanism (3) is arranged inside the linkage control groove (22).

3. The AR interactive device for a graphene wall surface according to claim 1, Characterized in that, The fan screen matrix folding mechanism (41) includes a matrix folding control reduction motor set (411). The matrix folding control reduction motor set (411) is arranged in the middle of one side of a matrix main bracket (412). The execution end of the matrix folding control reduction motor set (411) is coaxially connected to a folding drive bevel gear (413). The folding drive bevel gear (413) is meshed with a plurality of folding transmission bevel gears (414). One ends of a plurality of the folding transmission bevel gears (414) are respectively coaxially connected to one ends of folding control lead screws (415). A plurality of the folding control lead screws (415) are all rotatably connected to the other side of the matrix main bracket (412). The middle parts of a plurality of the folding control lead screws (415) are respectively threadedly connected to the middle parts of folding brackets (416). One sides of a plurality of the folding brackets (416) are slidably connected to the other side of the matrix main bracket (412). The other sides of a plurality of the folding brackets (416) are slidably connected to one side of a matrix sub-bracket (417). Two ends of the matrix sub-bracket (417) are respectively arranged at two ends of the matrix main bracket (412). Two ends of a plurality of the folding brackets (416) are symmetrically provided with fan screen fixing rods (418). A plurality of the fan screen fixing rods (418) are respectively provided with a plurality of fan screen bodies (419).

4. An AR interaction device for a graphene wall surface according to claim 3, characterized in that, a plurality of first folding chutes (4121) are formed in the other side of the matrix main bracket (412). One sides of a plurality of the folding brackets (416) are respectively slidably connected to a plurality of the first folding chutes (4121). A hidden roller (4122) is arranged at the lower end of the matrix main bracket (412). A second folding chute (4171) is formed in one side of the matrix sub-bracket (417). The other sides of a plurality of the folding brackets (416) are slidably connected to the second folding chute (4171).

5. An AR interaction device for a graphene wall surface according to claim 3, characterized in that, The folding bracket (416) includes a threaded slider (4161). One side of the threaded slider (4161) is slidably connected to the other side of the matrix main bracket (412), and the other side is slidably connected to one side of the matrix sub-bracket (417). The middle of the threaded slider (4161) is threadedly connected to the middle of the folding control lead screw (415). The two ends of the threaded slider (4161) are symmetrically and rotatably connected to one end of a first folding rocker arm (4162). The other ends of the plurality of first folding rocker arms (4162) are respectively rotatably connected to one end of a folding fixed block (4163). The plurality of folding fixed blocks (4163) are respectively arranged on one side of the fan screen fixing rod (418). The other ends of the plurality of folding fixed blocks (4163) are respectively rotatably connected to one end of a second folding rocker arm (4164). The other ends of the plurality of second folding rocker arms (4164) are respectively rotatably connected to the two ends of a folding slider (4165). One side of the folding slider (4165) is slidably connected to the other side of the matrix main bracket (412), and the other side is slidably connected to one side of the matrix sub-bracket (417).

6. The AR interaction device for a graphene wall surface according to claim 3, characterized in that, the plurality of fan screen bodies (419) are arranged in a front-back offset manner both adjacent left and right and adjacent up and down.

7. The AR interaction device for a graphene wall surface according to claim 1, characterized in that, The hidden control mechanism (42) comprises a folding arm reduction motor (4211), wherein the folding arm reduction motor (4211) is arranged inside the graphene wall (2), an execution end of the folding arm reduction motor (4211) is coaxially connected to one end of a first control rocker arm (4221), the other end of the first control rocker arm (4221) is rotatably connected to one end of a connecting rod fixing block (4222), one end of the connecting rod fixing block (4222) is rotatably connected to one end of a first control connecting rod (4223), the other end of the first control connecting rod (4223) is rotatably connected to a main fixing block (4212), the main fixing block (4212) is fixedly connected to the inside of the graphene wall (2), the lower end of the connecting rod fixing block (4222) is rotatably connected to one end of a second control rocker arm (4231), and the other end of the second control rocker arm (4231) is rotatably connected to the folding arm movable block (4212). 232), the other side of the lower end of the connecting rod fixing block (4222) is rotatably connected to one end of the second control connecting rod (4233), the other end of the second control connecting rod (4233) is rotatably connected to the other side of the upper end of the folding arm movable block (4232), the other end of the first control rocker arm (4221) and one end of the second control rocker arm (4231) are respectively provided with an incomplete gear (42211), the other end of the first control rocker arm (4221) and one end of the second control rocker arm (4231) are engaged and connected through a plurality of the incomplete gears (42211), one side of the folding arm movable block (4232) is arranged at one end of the fan screen matrix folding mechanism (41), the outside of the first control rocker arm (4221) is provided with a large arm housing (4224), and the outside of the second control rocker arm (4231) is provided with a small arm housing (4234).

Images