VR omnidirectional mobile platform

Abstract

The present invention discloses a VR universal mobile platform, including two groups of matched and assembled truncated tables, a circular track is formed between the two groups of truncated tables, the circular track is connected with two groups of symmetrically arranged discs through a movable block, and the discs are respectively provided with a placement seat and a fixed frame, wherein: a swing arm is provided in the placement seat, and a movable U rod is inserted into the bottom end of the swing arm, and the two ends of the movable U rod are connected to the placement seat through a rotating shaft; the top of the swing arm is connected with a placement disc through a roller, and a roller is provided at the bottom end of the placement disc away from the swing arm, and the roller slides on the fixed frame. The present invention builds a VR universal mobile platform, which occupies a small space and has low cost. At the same time, it can more realistically simulate human walking and is easy to move. By realizing that the center of gravity of the human body acts on the disc, it makes it easier for users to rotate along the circular track, and the operation is simple and practical.

Description

Technical Field

[0001] The present invention relates to the technical field of VR mobile platforms, and in particular to a VR universal mobile platform. Background Art

[0002] Virtual reality technology (English name: Virtual Reality, abbreviated as VR), also known as spiritual technology, is a new practical technology developed in the 20th century. Virtual reality technology integrates computer, electronic information and simulation technology. Its basic implementation method is to simulate the virtual environment by computer to give people a sense of environmental immersion. With the continuous development of social productivity and science and technology, the demand for VR technology in all walks of life is growing day by day.

[0003] The existing VR simulation walking or running mobile platform has the following movement modes:

[0004] 1. Moving within the venue space (room tracking system). This method takes up a lot of space, has high venue layout costs, and is limited by the size of the actual venue, so it is impossible to achieve ultra-large space movement simulation;

[0005] Second, the friction sliding platform requires a long period of learning for the experiencer to adapt to this walking mode, and the steps feel jerky and the simulated walking feeling is unreal; or special game shoes are required, which are cumbersome to operate and manage;

[0006] 3. Use a conveyor belt mobile platform. This type of structure is very large and complex, expensive, and not suitable for large-scale promotion.

[0007] At the same time, the method of collecting mobile information uses the signal of the foot infrared motion capture tracker to collect position collection, which is prone to drift or data loss and interruption, resulting in inaccurate or unsmooth mobile simulation.

[0008] Currently, no effective solution has been proposed for the problems in the related technologies. Summary of the invention

[0009] In view of the problems in the related technology, the present invention proposes a VR omnidirectional mobile platform to overcome the above-mentioned technical problems existing in the existing related technology.

[0010] The technical solution of the present invention is achieved in this way:

[0011] The VR universal mobile platform comprises two sets of matched and assembled round platforms, a circular track is formed between the two sets of round platforms, the circular track is connected with two sets of symmetrically arranged discs through a movable block, and the discs are respectively provided with a placement seat and a fixing frame, wherein;

[0012] A swing arm is provided in the placement seat, a movable U rod is inserted into the bottom end of the swing arm, and both ends of the movable U rod are connected to the placement seat through a rotating shaft;

[0013] The top end of the swing arm is connected with a placement plate via a roller, and a roller is provided at the bottom end of the placement plate away from the swing arm, and the roller slides on the fixing frame.

[0014] Furthermore, the diameter of one group of the frustum is larger than the diameter of the other group of the frustum, and the two groups of the frustum are concentrically assembled.

[0015] Furthermore, the disc comprises an upper disc and a lower disc, the upper disc and the lower disc are connected via a rotating rod, and the placement seat and the fixing frame are located on the upper disc.

[0016] Furthermore, the movable blocks are divided into two groups, the two groups of movable blocks are connected to the lower disc through shaft rods, and the two groups of movable blocks are clamped on the annular track.

[0017] Furthermore, the movable block is an I-shaped structure.

[0018] Furthermore, the placement seat, the fixing frame and the rollers are respectively in two groups.

[0019] Furthermore, a retractable guide rail is provided on one side of the placement tray, and the placement tray is provided with a carrying strap.

[0020] Furthermore, an E6B2-CWZ6C rotary encoder is provided on one side of the movable U rod.

[0021] Beneficial effects of the present invention:

[0022] 1. The present invention builds a VR universal mobile platform, which occupies a small space and has low cost. At the same time, it can more realistically simulate human walking and move easily.

[0023] 2. The present invention enables the center of gravity of the human body to act on the disc, making it easier for the user to rotate along the circular track, and the operation is simple and practical.

[0024] 3. The present invention fixes the components on the mechanical structure, so the data can be read more directly, the data is not easily lost or interrupted, and the mobile simulation is accurate or smooth. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 is a three-dimensional schematic diagram of a VR omnidirectional mobile platform according to an embodiment of the present invention;

[0027] Figure 2 is a top view of a VR omnidirectional mobile platform according to an embodiment of the present invention;

[0028] Figure 3 is a bottom view of a VR omnidirectional mobile platform according to an embodiment of the present invention;

[0029] Figure 4 is a side view of a VR omnidirectional mobile platform according to an embodiment of the present invention;

[0030] Figure 5 is a front view of a VR omnidirectional mobile platform according to an embodiment of the present invention.

[0031] In the figure:

[0032] 1. Round table; 2. Circular track; 3. Movable block; 4. Disc; 5. Placement seat; 6. Fixed frame; 7. Swing arm; 8. Movable U rod; 9. Placement disc; 10. Roller; 11. Upper disc; 12. Lower disc. DETAILED DESCRIPTION

[0033] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the present invention.

[0034] According to an embodiment of the present invention, a VR omnidirectional mobile platform is provided.

[0035] like Figure 1-5 As shown, the VR universal mobile platform according to an embodiment of the present invention comprises two sets of matched and assembled round platforms 1, a circular track 2 is formed between the two sets of round platforms 1, the circular track 2 is connected to two sets of symmetrically arranged discs 4 through a movable block 3, and a placement seat 5 and a fixing frame 6 are respectively provided on the discs 4, wherein;

[0036] The placement seat 5 is provided with a swing arm 7, the bottom end of the swing arm 7 is inserted with a movable U rod 8, and both ends of the movable U rod 8 are connected to the placement seat 5 through a rotating shaft;

[0037] The top end of the swing arm 7 is connected to a placement plate 9 via a roller. The bottom end of the placement plate 9 away from the swing arm 7 is provided with a roller 10 , and the roller 10 slides on the fixing frame 6 .

[0038] The diameter of one group of the frustums 1 is larger than the diameter of the other group of the frustums 1, and the two groups of the frustums 1 are concentrically assembled.

[0039] The disk 4 includes an upper disk 11 and a lower disk 12 , the upper disk 11 and the lower disk 12 are connected via a rotating rod, and the placement seat 5 and the fixing frame 6 are located on the upper disk 11 .

[0040] The movable blocks 3 are divided into two groups, the two groups of movable blocks 3 are connected to the lower disc 12 through shafts, and the two groups of movable blocks 3 are clamped on the annular track 2.

[0041] Wherein, the movable block 3 is an I-shaped structure.

[0042] The placement seat 5, the fixing frame 6 and the roller 10 are respectively two groups.

[0043] Wherein, a retractable guide rail is provided on one side of the placement tray 9, and the placement tray 9 is provided with a carrying strap.

[0044] Among them, an E6B2-CWZ6C rotary encoder is provided on one side of the movable U rod 8.

[0045] With the help of the above technical solution, by building a VR universal mobile platform, the space occupied is small, the cost is low, and at the same time, it can more realistically simulate the human body walking and moving easily. By realizing that the center of gravity of the human body acts on the disk 4, it is easier for the user to rotate along the circular track 2, which is easy to operate and practical. By fixing the components on the mechanical structure, the data can be read more directly, the data is not easily lost or interrupted, and the mobile simulation is accurate or smooth.

[0046] In addition, specifically, the E6B2-CWZ6C rotary encoder is preferably placed on one side of the movable U rod 8, and other encoders, sensors, etc. with similar functions can be placed to read the rotation rate in real time and identify whether it is clockwise or counterclockwise. This data is used as data on the forward and backward movement and speed of the player in the game. An ATK-MPU6050 six-axis legend module, or other sensor modules with similar functions, can be placed on the disc 4. The function of this module is to read the current horizontal direction, rotation amplitude, rotation speed, etc. of each foot in real time. This data can be used as data on the direction of movement of the player in the VR game. It can solve the technical problems of traditional foot infrared motion capture tracker signal acquisition, position acquisition prone to drift, or data loss interruption, resulting in inaccurate or unsmooth mobile simulation.

[0047] In addition, specifically, a retractable guide rail is provided on one side of the placement tray 9, and the placement tray 9 is provided with a handle. However, the feet of the human body are firmly fixed on the pedal, and can adapt to the sizes of different feet, and has strong adaptability.

[0048] In summary, with the help of the above technical solution of the present invention, the following effects can be achieved:

[0049] 1. The present invention builds a VR universal mobile platform, which occupies a small space and has low cost. At the same time, it can more realistically simulate human walking and move easily.

[0050] 2. The present invention enables the center of gravity of the human body to act on the disc 4, so that the user can rotate along the circular track 2 more easily, the operation is simple, and the practicability is strong.

[0051] 3. The present invention fixes the components on the mechanical structure, so the data can be read more directly, the data is not easily lost or interrupted, and the mobile simulation is accurate or smooth.

[0052] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. VR universal mobile platform, characterized by: It comprises two groups of matched and assembled truncated tables (1), wherein an annular track (2) is formed between the two groups of truncated tables (1), and the annular track (2) is connected to two groups of symmetrically arranged circular discs (4) via a movable block (3), and the circular discs (4) are respectively provided with a placement seat (5) and a fixing frame (6), wherein; The placement seat (5) is provided with a swing arm (7), the bottom end of the swing arm (7) is inserted with a movable U rod (8), and both ends of the movable U rod (8) are connected to the placement seat (5) via a rotating shaft; The top end of the swing arm (7) is connected to a placement plate (9) via a roller, and a roller (10) is provided at the bottom end of the placement plate (9) away from the swing arm (7), and the roller (10) slides on the fixed frame (6); The diameter of one group of the frustums (1) is larger than the diameter of the other group of the frustums (1), and the two groups of the frustums (1) are concentrically assembled; The disc (4) comprises an upper disc (11) and a lower disc (12), wherein the upper disc (11) and the lower disc (12) are connected via a rotating rod, and the placement seat (5) and the fixing frame (6) are located on the upper disc (11); The movable blocks (3) are respectively divided into two groups, the two groups of movable blocks (3) are connected to the lower disc (12) via shaft rods, and the two groups of movable blocks (3) are clamped on the annular track (2); The movable block (3) is an I-shaped structure.

2. The VR universal mobile platform according to claim 1, characterized in that: The placement seat (5), the fixing frame (6) and the roller (10) are respectively provided in two groups.

3. The VR universal mobile platform according to claim 1, characterized in that: A retractable guide rail is provided on one side of the placement tray (9), and the placement tray (9) is provided with a carrying strap.

4. The VR universal mobile platform according to claim 1, characterized in that: An E6B2-CWZ6C rotary encoder is provided on one side of the movable U-bar (8).

Images