Crank simulation platform based on VR and network servo control

Abstract

The present invention discloses a crank simulation platform based on VR and network servo control, comprising a base (1), a cabin (2) located above the base (1), a connecting seat (3) arranged between the base (1) and the cabin (2), a first crank mechanism (4) and a second crank mechanism (5). Compared with the prior art, the present invention arranges a connecting seat with two rotating shafts between the base and the cabin, and independently drives the cabin to swing left and right and front and back respectively through the first crank mechanism and the second crank mechanism, and the two swinging modes can be combined. The crank simulation platform has a simple structure, is easy to use and has a large swing amplitude, and is suitable for simulating water sports. In addition, during the operation of the crank simulation platform, the connecting seat mainly provides support force, and the first crank mechanism and the second crank mechanism provide auxiliary support, and the service life is long.

Description

Technical Field

[0001] The invention relates to the technical field of virtual reality (VR), and in particular to a crank simulation platform based on VR and network servo control. Background Art

[0002] Virtual reality technology (VR) is a brand-new practical technology developed in the 20th century. Virtual reality technology integrates computers, electronic information, and simulation technology. Its basic implementation method is to simulate the virtual environment with computers to give people a sense of environmental immersion. In order to enable the audience to experience or simulate more exciting scenes such as flying, rapids or driving in the virtual environment, many action simulation platforms have appeared on the market.

[0003] For example, the utility model patent "A six-degree-of-freedom motion simulation platform for a dynamic cinema" with patent application number CN201220351025.2 (publication number CN202700104U) discloses a six-degree-of-freedom motion simulation platform for a dynamic cinema, including: an upper platform, provided with six upper mounting plates, an upper mounting seat is fixed on the upper mounting plate, an upper rolling bearing and an upper rotating shaft are built in the upper mounting seat, the upper rotating shaft connecting end is assembled on the upper rolling bearing, a movable groove is provided in the free end, and an upper pin is provided in the movable groove; a lower platform, provided with six lower mounting plates, a lower mounting seat is fixed on the lower mounting plate, and a lower rolling bearing and a lower rotating shaft are built in the lower mounting seat; six box seats, a lower pin is provided between the two ears of the box seats, and the lower pin passes through the pin hole of the lower rotating shaft; six motor mounting plates; six electric cylinders, whose piston rods extend into the movable grooves, and the upper pin passes through the piston rods; six servo motors, which provide driving force for the electric cylinders through rolling rods.

[0004] However, the above-mentioned simulation platform has a complex structure and a limited swing range, and is not suitable for simulating water sports. In addition, it needs to be supported by an electric cylinder and a piston rod, is easily damaged during use, and has a short service life. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a crank simulation platform based on VR and network servo control with simple structure, large swing amplitude and long service life in view of the current status of the prior art.

[0006] The technical solution adopted by the present invention to solve the above technical problems is: a crank simulation platform based on VR and network servo control, comprising a base and a cabin located above the base;

[0007] The invention is characterized in that it also comprises a connecting seat, a first crank mechanism and a second crank mechanism arranged between the base and the cabin body;

[0008] The connecting seat includes

[0009] A first rotating shaft, extending along the front-rear direction of the cabin body, and rotatably connected to the base so as to be able to rotate around its own axis; and

[0010] A second rotating shaft extends along the left-right direction of the cabin body and is rotatably connected to the cabin body so as to be able to rotate around its own axis;

[0011] The second rotating shaft and the first rotating shaft are arranged vertically and spaced apart and connected via a connecting structure;

[0012] The first crank mechanism comprises

[0013] a first crank, a first end of which is rotatably connected to the base;

[0014] A first connecting rod, a first end of which is rotatably connected to the second end of the first crank, and a second end of which is rotatably connected to the cabin; and

[0015] A first driving member, disposed on the base, is drivingly connected to the first end of the first crank, and is used to drive the first crank to rotate around its first end, thereby driving the cabin to swing left and right around the first rotating axis through the first connecting rod;

[0016] The second crank mechanism comprises

[0017] A second crank, a first end of which is rotatably connected to the base;

[0018] A second connecting rod, a first end of which is rotatably connected to the second end of the second crank, and a second end of which is rotatably connected to the cabin; and

[0019] The second driving member is arranged on the base and is drivingly connected to the first end of the second crank to drive the second crank to rotate around its first end, thereby driving the cabin to swing back and forth around the second rotating axis through the second connecting rod.

[0020] In order to facilitate the installation of the first rotating shaft and the second rotating shaft,

[0021] A first rotating seat for mounting a first rotating shaft is provided on the top of the base;

[0022] A second rotating seat for mounting a second rotating shaft is provided at the bottom of the cabin.

[0023] In order to improve the stability of the connection seat, the connection structure includes

[0024] A support rod, both ends of which are respectively connected to the middle positions of the first rotating shaft and the second rotating shaft; and

[0025] Two ends of the four connecting rods are respectively connected to the ends of the first rotating shaft and the second rotating shaft.

[0026] In order to avoid interference between the first crank mechanism and the second crank mechanism and the cabin body during operation, a first rotating shaft seat and a second rotating shaft seat are provided at the bottom of the cabin body, the first rotating shaft seat is rotatably connected to a first rotating shaft that can rotate around its own axis, and the second rotating shaft seat is rotatably connected to a second rotating shaft that can rotate around its own axis;

[0027] The second end of the first connecting rod is rotatably connected to the free end of the first rotating shaft, and the second end of the second connecting rod is rotatably connected to the free end of the second rotating shaft.

[0028] In order to improve the carrying capacity of the cabin, the cabin includes

[0029] The frame is made of metal pipes; and

[0030] The cabin part is arranged above the frame part and is surrounded by a containing cavity.

[0031] In order to facilitate the audience to enter the accommodating cavity of the cabin part, one side of the cabin part is provided with an opening, and the opening is connected to a boarding mechanism.

[0032] In order to facilitate the audience to use VR glasses, a seat and VR glasses placed on one side of the seat are provided in the accommodating cavity.

[0033] In order to coordinate the image of the VR glasses with the swing of the cabin, a control system is also included, which is electrically connected to the VR glasses, the first driving member and the second driving member.

[0034] In order to coordinate the image of the VR glasses with the audio, a speaker is hung above the cabin and is electrically connected to the control system.

[0035] In order to improve the overall aesthetics, a platform is arranged on the periphery of the cabin body, with a gap between the platform and the cabin body, and the upper edge of the cabin part is bent and extended outward to form a flange for covering the gap.

[0036] Compared with the prior art, the advantages of the present invention are: by arranging a connecting seat with two rotating axes between the base and the cabin, and independently driving the cabin to swing left and right and front and back respectively through the first crank mechanism and the second crank mechanism, the two swinging modes can be combined. Under the condition that the height difference between the base and the cabin is determined, the swing amplitude of the crank mechanism is larger than that of the electric cylinder. The crank simulation platform has a simple structure, is easy to use, occupies a small space and has a large swing amplitude, and is suitable for simulating water sports. During the operation of the crank simulation platform, the supporting force is mainly provided by the connecting seat, and the first crank mechanism and the second crank mechanism provide auxiliary support, and the service life is long. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1It is a front view of an embodiment of a crank simulation platform of the present invention;

[0038] Figure 2 A top view of an embodiment of a crank simulation platform of the present invention;

[0039] Figure 3 It is a left view of an embodiment of the crank simulation platform of the present invention;

[0040] Figure 4 It is a front view of the frame part of the cabin, the connecting seat, the first crank mechanism and the second crank mechanism in the embodiment of the crank simulation platform of the present invention;

[0041] Figure 5 It is a left side view of the frame part of the cabin, the connecting seat, the first crank mechanism and the second crank mechanism in the embodiment of the crank simulation platform of the present invention;

[0042] Figure 6 It is a front view of a connecting seat in an embodiment of the crank simulation platform of the present invention;

[0043] Figure 7 A top view of a connecting seat in an embodiment of a crank simulation platform of the present invention;

[0044] Figure 8 It is a left view of the connecting seat in the embodiment of the crank simulation platform of the present invention;

[0045] Fig. 9 It is a front view of the first rotating shaft seat and the first crank mechanism (the first driving member is omitted) in the embodiment of the crank simulation platform of the present invention;

[0046] Fig.10 It is a left view of the first rotating shaft seat and the first crank mechanism (the first driving member is omitted) in the embodiment of the crank simulation platform of the present invention. DETAILED DESCRIPTION

[0047] The present invention is further described in detail below with reference to the accompanying drawings.

[0048] like Figures 1 to 10 As shown in the figure, a preferred embodiment of the crank simulation platform based on VR and network servo control of the present invention is shown. The crank simulation platform includes a base 1, a cabin 2 located above the base 1, a connecting seat 3 arranged between the base 1 and the cabin 2, a first crank mechanism 4 and a second crank mechanism 5, a boarding mechanism 6 and a control system 7 respectively arranged on both sides of the cabin 1, a sound system 8 suspended above the cabin 1, and a platform 9 arranged on the outer periphery of the bottom of the cabin 2.

[0049] Wherein, a first rotating seat 11 is provided on the top of the base 1 .

[0050] The cabin body 2 includes a frame part 21 constructed of metal pipes and a cabin part 22 disposed above the frame part 21 and surrounding a receiving cavity 221. Specifically, a second rotating seat 211, a first rotating shaft seat 212 and a second rotating shaft seat 213 are disposed at the bottom of the frame part 21. A first rotating shaft 2121 that can rotate around its own axis is rotatably connected to the first rotating shaft seat 212, and a second rotating shaft 2131 that can rotate around its own axis is rotatably connected to the second rotating shaft seat 213. The cabin part 22 has an opening 222 on the left side, and a seat 223 and a VR glasses 224 placed on the right side of the seat 223 are disposed in the receiving cavity 221. A threading hole 2241 is disposed on the rear side of the VR glasses 224 for passing the wires of the VR glasses 224. In this embodiment, the number of seats 223 and VR glasses 224 is 6 respectively, and they are arranged in two rows in the receiving cavity 221. There is a gap between the cabin body 2 and the platform 9, the length of the gap is 60-120 mm, and the upper edge of the cabin part 22 is bent and extended outward to form a flange 225 for covering the above gap.

[0051] The connecting seat 3 includes a first rotating shaft 31, a second rotating shaft 32, a support rod 33 and four connecting rods 34. Specifically, the first rotating shaft 31 extends along the front-to-back direction of the cabin body 2, and is rotatably connected to the first rotating seat 11 so as to be able to rotate around its own axis; the second rotating shaft 32 extends along the left-to-right direction of the cabin body 2, and is rotatably connected to the second rotating seat 211 so as to be able to rotate around its own axis; the two ends of the support rod 33 are respectively connected to the middle position of the first rotating shaft 31 and the second rotating shaft 32; the two ends of the connecting rod 34 are respectively connected to the ends of the first rotating shaft 31 and the second rotating shaft 32, wherein the two ends of the first connecting rod 34 are respectively connected to the front end of the first rotating shaft 31 and the left end of the second rotating shaft 32, the two ends of the second connecting rod 34 are respectively connected to the front end of the first rotating shaft 31 and the right end of the second rotating shaft 32, the two ends of the third connecting rod 34 are respectively connected to the rear end of the first rotating shaft 31 and the left end of the second rotating shaft 32, and the two ends of the fourth connecting rod 34 are respectively connected to the rear end of the first rotating shaft 31 and the right end of the second rotating shaft 32.

[0052] The first crank mechanism 4 includes a first crank 41, a first connecting rod 42 and a first driving member 43. Specifically, the first end of the first crank 41 is rotatably connected to the base 1; the first end of the first connecting rod 42 is rotatably connected to the second end of the first crank 41, and the second end of the first connecting rod 42 is rotatably connected to the free end of the first rotating shaft 2121. The connection point between the first connecting rod 42 and the first rotating shaft 2121 is located at an eccentric position of the skeleton part 21 and on the right side of the first rotating shaft 31; the first driving member 43 is arranged on the base 1 and is transmission-connected to the first end of the first crank 41 to drive the first crank 41 to rotate around its first end, thereby driving the cabin 2 to swing left and right with the first rotating shaft 31 as the axis through the first connecting rod 42. Among them, the rotation planes of the first crank 41 and the first connecting rod 42 are parallel, and the rotation planes of the first connecting rod 42 and the first rotating shaft 2121 intersect. The first crank mechanism 4 and the first rotating shaft 31 are separated by a large distance to ensure sufficient swing amplitude. In this embodiment, the first driving member 43 is a motor.

[0053] The second crank mechanism 5 includes a second crank 51, a second connecting rod 52 and a second driving member 53. Specifically, the first end of the second crank 51 is rotatably connected to the base 1; the first end of the second connecting rod 52 is rotatably connected to the second end of the second crank 51, and the second end of the second connecting rod 52 is rotatably connected to the free end of the second rotating shaft 2131. The connection point between the second connecting rod 52 and the second rotating shaft 2131 is located at an eccentric position of the skeleton part 21 and at the rear side of the second rotating shaft 32; the second driving member 53 is arranged on the base 1 and is transmission-connected to the first end of the second crank 51 to drive the second crank 51 to rotate around its first end, thereby driving the cabin 2 to swing back and forth with the second rotating shaft 32 as the axis through the second connecting rod 52. Among them, the rotation planes of the second crank 51 and the second connecting rod 52 are parallel, and the rotation planes of the second connecting rod 52 and the second rotating shaft 2131 intersect. The second crank mechanism 5 is separated from the second rotating shaft 32 by a large distance to ensure sufficient swing amplitude. In this embodiment, the second driving member 53 is a motor.

[0054] The boarding mechanism 6 is connected at the opening 222 .

[0055] The control system 7 is electrically connected to the VR glasses 224 , the first driving member 43 , the second driving member 53 and the audio system 8 .

[0056] The working principle of the present invention is as follows: the audience first enters the accommodating cavity 221 of the cabin 2 from the opening 222 through the boarding mechanism 6, then sits on the seat 223, puts on the VR glasses 224, and then the staff controls the VR glasses 224, the first driving member 43, the second driving member 53 and the audio 8 to start through the control system 7, the first driving member 43 drives the first crank 41 to rotate around its first end, thereby driving the cabin 2 to swing left and right around the first rotation axis 31 through the first connecting rod 42, the second driving member 53 drives the second crank 51 to rotate around its first end, thereby driving the cabin 2 to swing back and forth around the second rotation axis 32 through the second connecting rod 52, through the cooperation of the VR glasses 224, the swinging cabin 2 and the audio 8, a virtual environment is simulated for the audience in terms of picture, action and sound, thereby improving the sense of environmental immersion.

Claims

1. A crank simulation platform based on VR and network servo control, comprising a base (1) and a cabin (2) located above the base (1); Features: It also includes a connecting seat (3) arranged between the base (1) and the cabin body (2), a first crank mechanism (4) and a second crank mechanism (5); The connecting seat (3) comprises A first rotating shaft (31) extends along the front-rear direction of the cabin body (2) and is rotatably connected to the base (1) so as to be rotatable around its own axis; as well as A second rotating shaft (32) extends in the left-right direction of the cabin (2) and is rotatably connected to the cabin (2) so as to be rotatable around its own axis; The second rotating shaft (32) and the first rotating shaft (31) are arranged vertically and spaced apart and connected via a connecting structure; The first crank mechanism (4) comprises A first crank (41), a first end of which is rotatably connected to the base (1); A first connecting rod (42), a first end of which is rotatably connected to the second end of the first crank (41), and a second end of which is rotatably connected to the cabin (2); as well as A first driving member (43) is disposed on the base (1) and is drivingly connected to the first end of the first crank (41) to drive the first crank (41) to rotate around its first end, thereby driving the cabin (2) to swing left and right around the first rotating shaft (31) through the first connecting rod (42); The second crank mechanism (5) comprises A second crank (51), a first end of which is rotatably connected to the base (1); A second connecting rod (52), a first end of which is rotatably connected to the second end of the second crank (51), and a second end of which is rotatably connected to the cabin (2); as well as The second driving member (53) is arranged on the base (1) and is drivingly connected to the first end of the second crank (51) to drive the second crank (51) to rotate around its first end, thereby driving the cabin (2) to swing back and forth around the second rotating shaft (32) through the second connecting rod (52).

2. The crank simulation platform according to claim 1, characterized in that: A first rotating seat (11) for mounting a first rotating shaft (31) is provided on the top of the base (1); A second rotating seat (211) for mounting a second rotating shaft (32) is provided at the bottom of the cabin (2).

3. The crank simulation platform according to claim 1, characterized in that: The connection structure comprises a support rod (33) whose two ends are respectively connected to the middle positions of the first rotating shaft (31) and the second rotating shaft (32); and four connection rods (34) whose two ends are respectively connected to the ends of the first rotating shaft (31) and the second rotating shaft (32).

4. The crank simulation platform according to claim 1, characterized in that: The bottom of the cabin (2) is provided with a first rotating shaft seat (212) and a second rotating shaft seat (213); the first rotating shaft seat (212) is rotatably connected to a first rotating shaft (2121) that can rotate around its own axis; the second rotating shaft seat (213) is rotatably connected to a second rotating shaft (2131) that can rotate around its own axis; The second end of the first connecting rod (42) is rotatably connected to the free end of the first rotating shaft (2121), and the second end of the second connecting rod (52) is rotatably connected to the free end of the second rotating shaft (2131).

5. The crank simulation platform according to any one of claims 1 to 4, characterized in that: The cabin (2) comprises The frame part (21) is constructed of metal pipes; and The cabin part (22) is arranged above the frame part (21) and is surrounded by a receiving cavity (221).

6. The crank simulation platform according to claim 5, characterized in that: One side of the cabin part (22) is provided with an opening (222), and a cabin boarding mechanism (6) is connected to the opening (222).

7. The crank simulation platform according to claim 5, characterized in that: The accommodating cavity (221) is provided with a seat (223) and VR glasses (224) placed on one side of the seat (223).

8. The crank simulation platform according to claim 7, characterized in that: It also includes a control system (7), which is electrically connected to the VR glasses (224), the first driving member (43) and the second driving member (53).

9. The crank simulation platform according to claim 8, characterized in that: A speaker (8) is suspended above the cabin (2), and the speaker (8) is electrically connected to the control system (7).

10. The crank simulation platform according to claim 5, characterized in that: A platform (9) is arranged on the outer periphery of the cabin body (2), with a gap between the platform (9) and the cabin body (2), and the upper edge of the cabin part (22) is bent and extended outward to form a flange (225) for covering the gap.

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