CN111632342A

CN111632342A - Device for training space orientation ability

Info

Publication number: CN111632342A
Application number: CN202010453918.7A
Authority: CN
Inventors: 张庆; 唐兴华; 李天军; 段元芳; 张丽
Original assignee: Shaoxing Interfer Photoelectric Technology Co ltd; Suzhou University
Current assignee: Suzhou University
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-09-08
Anticipated expiration: 2040-05-26
Also published as: CN111632342B

Abstract

The invention discloses a device for training space orientation capability, which comprises a base, an outer bin, an inner bin, a human body supporting platform, a marble driving mechanism and a controller, wherein the outer bin is arranged on the base; the outer bin is fixed on the top surface of the base; the inner bin is concentrically arranged inside the outer bin; fluid is injected between the inner bin and the outer bin; the human body supporting platform is fixed in the center of the inner bin through a supporting rod; the marble driving mechanisms are uniformly distributed in a gap between the outer bin and the inner bin and are used for driving the inner bin to rotate in different directions in the outer bin; the controller is arranged at the position where the hands and the feet can touch on the human body supporting platform and is electrically connected with the marble driving mechanism. The invention controls the marble driving mechanism through the controller, further rotates the inner bin, enables a person to change the self space position, trains the space orientation capability of the person, can better protect the safety of the trainer through the matching of the human body supporting platform and the inner bin, provides help for the selection and training of astronauts, and has simple structure, practicality and reliability.

Description

Device for training space orientation ability

Technical Field

The invention relates to the technical field of function training devices, in particular to space orientation function training equipment in a training bin form.

Background

The astronaut enters the space weightlessness environment to execute tasks, and due to the large difference between the ground and the space environment, the astronaut may have the symptoms of spatial positioning disorder, directional sense loss, nausea, dizziness and the like, and the reactions are caused by the excessive stimulation of the vestibular system, the visual system and the like of the human body.

However, there are few devices for training the spatial orientation ability in the market, such as a neutral buoyancy pool, an air floating platform, a virtual reality technology, etc., which all have the function of training the spatial orientation ability, but have disadvantages. The liquid resistance of the neutral buoyancy pool can affect the training effect; virtual reality technology cannot provide somatosensory to low gravity; the air floating platform limits the action of the human body. Moreover, the function training apparatus in the prior art has large floor area and high cost, and has limited training function due to the problems of safety and the like.

Therefore, how to provide a safe, reliable and low-cost immersive function training device is a problem that needs to be solved by those skilled in the art.

Disclosure of Invention

In view of the above, the present invention provides a device for training spatial orientation capability, which aims to solve the above technical problems.

In order to achieve the purpose, the invention adopts the following technical scheme:

an apparatus for training spatial orientation capability, comprising: the device comprises a base, an outer bin, an inner bin, a human body supporting platform, a marble driving mechanism and a controller;

the base is horizontally arranged;

the outer bin is a hollow spherical shell and is fixed on the top surface of the base;

the inner bin is a hollow spherical shell with the size smaller than that of the outer bin and is concentrically arranged inside the outer bin; a counterweight body is fixed on the side wall and the bottom wall inside the inner bin, and fluid for providing buoyancy is injected into a gap between the inner bin and the outer bin;

the human body supporting platform is fixed in the center of the inner bin through a supporting rod and is used for supporting a human body;

the marble driving mechanisms are uniformly distributed in a gap between the outer bin and the inner bin, are connected with the inner bin, and are used for driving the inner bin to rotate in different directions in the outer bin;

the controller is installed on the human body supporting platform, is positioned at a position where hands and feet of a human body can touch, and is electrically connected with the marble driving mechanism.

Through the technical scheme, the controller controls the marble driving mechanism, so that the inner bin rotates, a person can change the spatial position of the inner bin, the spatial orientation capability of the person is trained, the safety of the trainer can be well protected due to the cooperation of the human body supporting platform and the inner bin, the spatial orientation capability of the individual and the psychological quality capability of a narrow closed space can be detected or trained, assistance is provided for selection and training of astronauts, and the marble driving mechanism is simple in structure, practical and reliable.

Preferably, in the above device for training spatial orientation ability, the weight body comprises a foam material and a non-foam material, the foam material assists the inner chamber to suspend, and the foam material and the non-foam material jointly maintain the center of gravity of the inner chamber.

Preferably, in the above apparatus for training spatial orientation ability, the fluid may be water or saline solution, the greater the buoyancy provided by the fluid, the more realistic the trainee's experience of weight loss simulation, and if the inner chamber is to be suspended, the weight and density of the inner chamber are sufficiently reduced or the volume between the inner chamber and the outer chamber is increased, and the size of the structure of the telescopic marble is changed.

Preferably, in the above device for training spatial orientation ability, the human body supporting platform comprises a hip placing platform, a waist placing platform, a head placing platform, a thigh placing platform, a shank placing platform and a foot placing platform; the hip placing table is fixed at the top end of the vertically fixed supporting rod; the waist placing table is hinged with the hip placing table along the direction of the human body; the head placing table is hinged with the waist placing table along the direction of the human body; the number of the thigh placing tables is two, and the thigh placing tables are hinged with the hip placing tables along the human body direction respectively; the shank placing table is hinged with the thigh placing table along the direction of the human body; the foot placing table is hinged with the shank placing table along the direction of the human body; each placing table is fixed with a limb fixing belt. Every two adjacent placing platforms are connected through a hinge, the movement of-15 degrees to 15 degrees can be generated (the straight line vertical to the supporting rod is a 0-degree line), and the hinge is made of materials with higher strength, such as magnesium-aluminum alloy.

Preferably, in the apparatus for training spatial orientation ability, the controller comprises a handle remote controller and a foot controller; the handle remote controller is connected to the two sides of the waist placing table through wires and is provided with a control button; the foot controller is mounted on the foot placement table. Can be controlled by hands and feet, and has reasonable structure and convenient control.

Preferably, in the device for training spatial orientation ability, the device further comprises a VR headset connected to the head placing table; the VR helmet comprises a helmet body and a lens; the surface of the helmet body is provided with a breathable net; the lens is articulated with the helmet body, and can realize 125 degrees elevation angle. The VR helmet stimulates the vestibular system and the visual system of a person, brings visual stimulation without dead angles to a trainer, and enables the trainer to generate good immersive experience.

Preferably, in the device for training the spatial orientation capability, the top of the outer bin is provided with a fluid inlet switch valve, and a fluid inlet connecting pipe is connected with the fluid inlet switch valve; the bottom of the outer bin is provided with a fluid outlet switch valve and is connected with a fluid outlet connecting pipe. The fluid between the inner bin and the outer bin can be quickly injected and discharged.

Preferably, in the above device for training spatial orientation ability, the marble driving mechanism comprises a telescopic connecting ring, a marble, a telescopic connecting ring control element and a fluid storage bin; the number of the telescopic connecting rings is 6, and one end of each telescopic connecting ring is fixed on the outer wall of the inner bin; the marble is fixed at the other end of the telescopic connecting ring, a fluid introducing port facing the circle center of the inner bin and a cross-shaped jet orifice vertically communicated with the fluid introducing port are arranged in the marble, jet orifice switching valves and jet orifice control elements for controlling the jet orifice switching valves are arranged on four channels of the cross-shaped jet orifice, and the jet orifice control elements are electrically connected with the controller; the telescopic connecting ring control element is fixed on the inner wall of the inner bin and is electrically connected with the control part of the telescopic connecting ring and the controller respectively; the fluid storage bin is fixed on the inner wall of the inner bin, is communicated with a fluid system switch valve installed on the inner bin through a fluid pipeline and is communicated with the fluid introducing port through a pipeline, and the fluid storage bin is connected with a pressure pump. The marble driving mechanism provided by the invention can play a role in supporting and fixing and can play a role in driving, the marble driving mechanism is arranged in the horizontal direction and the vertical direction, and when two marbles in the vertical direction are tightly propped against the outer bin, fluid can be ejected from the cross-shaped ejection openings of the marbles in the horizontal direction to drive the inner bin to rotate in the horizontal direction; when two marbles in the horizontal direction tightly push the inner bin, fluid can be ejected from the cross-shaped ejection openings of the marbles in the vertical direction to drive the inner bin to rotate in the vertical direction; the whole drive can be controlled through the handle remote controller and the foot controller, the drive is simple and effective, and the control is convenient.

Preferably, in the above device for training spatial orientation ability, the telescopic connecting ring comprises an outer bellows and an inner electric hydraulic cylinder. . The corrugated expansion pipe is used for preventing water, an electric hydraulic cylinder used for driving marbles to expand and contract is arranged inside the corrugated expansion pipe, the electric hydraulic cylinder is controlled by a control element and an AOX-L series electric actuator in the Hungary region, the control element is connected with the actuator, a valve of the actuator is connected with the electric hydraulic cylinder, the expansion and contraction of the electric hydraulic cylinder and the corrugated expansion pipe are controlled by regulating and controlling the position of the valve, and the expansion pipe can be a corrugated pipe expansion joint or a sleeve expansion joint.

Preferably, in the device for training spatial orientation ability, the marble is made of graphene, carbon fiber or alloy material. Can meet the strength requirement of the marble.

Preferably, in the device for training the spatial orientation ability, the outer bin is made of high-strength iron or alloy material; the inner bin is made of high polymer materials or magnesium aluminum alloy with high strength and low density. Can meet the structural strength requirements of the outer bin and the inner bin.

Preferably, in the device for training the spatial orientation ability, the outer bin is hinged with a sealed outer bin door; the inner bin is hinged with an inner bin door corresponding to the outer bin door. The personnel can get in and out conveniently.

Preferably, in the above device for training spatial orientation ability, the fluid inlet switch valve, the fluid outlet switch valve, the injection port switch valve and the fluid system switch valve provided in the present invention may be implemented as an electric two-way valve with an external thread of SIEMENS vvg41, germany.

It should be noted that the manual remote controller, the foot controller, the telescopic connecting ring control element and the jet port control element provided in the present invention are all conventional structures in the prior art, such as:

the application date is 2011.03.15, the publication number is CN201982769U, the patent name is a utility model of a remote control electric valve, wherein, a remote control electric valve is provided, which comprises a valve body, a valve core and a motor; the valve core is arranged in the valve body, and a rotating shaft of the motor is connected with the valve core; the remote control device also comprises a signal receiving device, a circuit control module, a power supply device and a remote controller; the remote controller comprises a signal transmitting device and a control switch; the output of the control switch is connected to the input of the signal transmitting device, and the signal transmitting device outputs a signal to the signal receiving device; the output of the signal receiving device is connected to the input of the circuit control module, and the output of the circuit control module is connected to the motor; the output of the power supply device is connected to the circuit control module.

The detailed structures of the corresponding control, signal reception and signal transmission output are provided, and are all conventional structures, and are not described herein again.

Compared with the prior art, the technical scheme has the advantages that the device for training the spatial orientation capability has the following advantages:

1. the invention controls the marble driving mechanism through the controller, further rotates the inner bin, enables a person to change the self space position, trains the space orientation ability of the person, can better protect the safety of the trainer through the cooperation of the human body supporting platform and the inner bin, can detect or train the space orientation ability of the individual and the psychological quality ability of a narrow closed space, provides help for the selection and training of astronauts, and has simple structure, practicality and reliability.

2. The marble driving mechanism provided by the invention can play a role in supporting and fixing and can play a role in driving, the marble driving mechanism is arranged in the horizontal direction and the vertical direction, and when two marbles in the vertical direction are tightly propped against the outer bin, fluid can be ejected from the cross-shaped ejection openings of the marbles in the horizontal direction to drive the inner bin to rotate in the horizontal direction; when two marbles in the horizontal direction tightly push the inner bin, fluid can be ejected from the cross-shaped ejection openings of the marbles in the vertical direction to drive the inner bin to rotate in the vertical direction; the whole drive can be controlled through the handle remote controller and the foot controller, the drive is simple and effective, and the control is convenient.

3. The VR helmet stimulates the vestibular system and the visual system of a person, brings visual stimulation without dead angles to a trainer, and enables the trainer to generate good immersive experience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a front view of the structure provided by the present invention;

FIG. 2 is a top view of the structure provided by the present invention;

FIG. 3 is a front view of the interior of the structure provided by the present invention;

FIG. 4 is a schematic view of a half section of the structure provided by the present invention;

FIG. 5 is a schematic view of the exterior of the inner chamber according to the present invention;

FIG. 6 is a front view of the body support platform provided by the present invention;

FIG. 7 is a top view of the human body support platform provided by the present invention;

FIG. 8 is a schematic structural diagram of a remote control handle according to the present invention;

FIG. 9 is a schematic structural view of a foot controller according to the present invention;

FIG. 10 is a schematic view of the fluid inlet and outlet between the outer and inner chambers provided by the present invention;

FIG. 11 is a schematic view of the installation of the marble driving mechanism provided in the present invention;

FIG. 12 is an enlarged view of the structure of FIG. 11 provided by the present invention;

FIG. 13 is a schematic view of a marble driving mechanism according to the present invention;

fig. 14 is a front view of a VR headset provided in accordance with the present invention;

fig. 15 is a side view of a VR headset provided in accordance with the present invention.

Wherein:

1-a base;

2-outer bin;

21-fluid inlet on-off valve;

22-fluid inlet connection pipe;

23-fluid outlet on-off valve;

24-a fluid outlet connection tube;

25-outer bin gate;

3-inner bin;

31-a counterweight;

32-inner bin gate;

4-a human body support platform;

41-a hip placing table;

42-waist placement table;

43-a head rest table;

44-thigh rest table;

45-a calf placing table;

46-a foot rest;

47-limb fixation band;

5-a marble driving mechanism;

51-telescopic connecting ring;

52-a marble;

521-a fluid introduction port;

522-cross jet ports;

523-injection port switching valve;

524 — an ejection port control element;

53-telescopic coupling ring control element;

54-a fluid storage compartment;

55-a fluid conduit;

56-fluid system on-off valve;

6-a controller;

61-handle remote control;

611-control buttons;

62-a foot controller;

7-a support bar;

an 8-VR helmet;

81-a helmet body;

82-a lens;

83-breathable web.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 15, an embodiment of the present invention discloses an apparatus for training spatial orientation capability, including: the device comprises a base 1, an outer bin 2, an inner bin 3, a human body supporting platform 4, a marble driving mechanism 5 and a controller 6;

the base 1 is horizontally arranged;

the outer bin 2 is a hollow spherical shell and is fixed on the top surface of the base 1;

the inner bin 3 is a hollow spherical shell with the size smaller than that of the outer bin 2 and is concentrically arranged inside the outer bin 2; a counterweight body 31 is fixed on the side wall and the bottom wall inside the inner bin 3, and fluid for providing buoyancy is injected into a gap between the inner bin 3 and the outer bin 2;

the human body supporting platform 4 is fixed in the center of the inner bin 3 through a supporting rod 7 and is used for supporting a human body;

the marble driving mechanisms 5 are distributed in the gap between the outer bin 2 and the inner bin 3, connected with the inner bin 3 and used for driving the inner bin 3 to rotate in different directions in the outer bin 2;

the controller 6 is installed on the human body supporting platform 4, is located at a position where the hands and the feet of the human body can touch, and is electrically connected with the marble driving mechanism 5.

In order to further optimize the above technical solution, the human body support platform 4 comprises a hip placing table 41, a waist placing table 42, a head placing table 43, a thigh placing table 44, a calf placing table 45 and a foot placing table 46; the hip placing table 41 is fixed at the top end of the vertically fixed support rod 7; the waist placement table 42 is hinged to the hip placement table 41 in the direction of the human body; the head rest 43 is hinged to the lumbar rest 42 in the direction of the human body; the number of the thigh rest tables 44 is two, and the thigh rest tables are respectively hinged to the hip rest table 41 in the human body direction; the lower leg placing table 45 is hinged with the thigh placing table 44 in the human body direction; the foot placement table 46 is hinged to the lower leg placement table 45 in the human body direction; limb fixing belts 47 are fixed on each placing table.

In order to further optimize the above technical solution, the controller 6 comprises a handle remote controller 61 and a foot controller 62; the handle remote controller 61 is connected to both sides of the waist placing table 42 through a wire, and the handle remote controller 61 is provided with a control button 611; the foot controller 62 is mounted on the foot placement table 46.

In order to further optimize the technical scheme, the device also comprises a VR helmet 8 connected with the head placing table 43; the VR headset 8 includes a headset body 81 and a lens 82; the surface of the helmet body 81 is provided with a breathable net 83; the lens 82 is hinged to the helmet body 81, and can realize an elevation angle of 125 °.

In order to further optimize the above technical solution, the top of the outer bin 2 is provided with a fluid inlet switch valve 21, and a fluid inlet connecting pipe 22 is connected thereto; the bottom of the outer bin 2 is provided with a fluid outlet switch valve 23, and a fluid outlet connecting pipe 24 is connected.

In order to further optimize the above technical solution, the marble driving mechanism 5 comprises a telescopic connection ring 51, a marble 52, a telescopic connection ring control element 53 and a fluid storage chamber 54; the number of the telescopic connecting rings 51 is 6, and one end of each telescopic connecting ring 51 is fixed on the outer wall of the inner bin 3; the marble 52 is fixed at the other end of the telescopic connecting ring 51, and the marble has a fluid inlet 521 facing the center of the inner chamber 3 and a cross-shaped jet 522 vertically communicated with the fluid inlet, four channels of the cross-shaped jet 522 are respectively provided with a jet opening switch valve 523 and a jet opening control element 524 for controlling the jet opening switch valve 523, and the jet opening control element 524 is electrically connected with the controller 6; the telescopic connecting ring control element 53 is fixed on the inner wall of the inner bin 3 and is electrically connected with the control part of the telescopic connecting ring 51 and the controller 6 respectively; the fluid storage chamber 54 is fixed on the inner wall of the inner chamber 3, and is communicated with a fluid system on-off valve 56 installed on the inner chamber 3 through a fluid pipe 55, and is communicated with a fluid introduction port 521 through a pipe, and the fluid storage chamber 54 is connected with a pressure pump.

In order to further optimize the solution described above, the telescopic connection ring 51 comprises an outer bellows and an inner electric hydraulic cylinder.

In order to further optimize the above technical solution, the marble 52 is made of graphene, or carbon fiber, or alloy material.

In order to further optimize the technical scheme, the outer bin 2 is made of iron or alloy materials with high strength; the inner bin 3 is made of high polymer material or magnesium aluminum alloy with high strength and low density.

In order to further optimize the above technical solution, the outer bin 2 is hinged with a sealed outer bin door 25; the inner bin 3 is hinged with an inner bin door 32 corresponding to the outer bin door 25.

The control method comprises the following steps:

the fluid between the outer cartridge 2 and the inner cartridge 3 may use water or saline solution. Fluid enters the fluid storage chamber 53 through fluid line 55 via fluid system on-off valve 56. The fluid can be discharged through the injection port switching valve 523 to generate power, and the discharge rate of the fluid can be increased by adding a pressure device or a power device to the fluid storage chamber 53, so that the power can be increased. The injection port switching valve 523 is controlled by an injection port control element 524. The circuit components of the inner chamber 3 need to be protected with a waterproof material such as plastic. Each marble 52 has 4 ejection port opening/closing valves 523, and the adjacent ejection port opening/closing valves 52 are perpendicular to each other.

The handle remote controller 61 controls the four injection port switch valves 523 and the upper and lower telescopic connecting rings 51 in the horizontal direction, when the control button 611 of the handle remote controller 61 in the right hand is pressed, the two telescopic connecting rings 51 in the vertical direction are extended to tightly push the outer bin 2, the left valve in the horizontal direction of the four marbles 52 in the horizontal direction is opened, and the power in the right direction is generated, so that the inner bin 2 rotates in the right direction.

The foot controller 62 controls the four jet opening switch valves 523 in the vertical direction and the two telescopic connecting rings 51 in the horizontal direction, when the foot controller 62 is stepped on, the two telescopic connecting rings 51 in the horizontal direction extend to tightly push the outer bin 2, and the lower valves in the vertical direction of the four marbles 52 in the vertical direction are opened to generate reaction force to push the human body to rotate.

The inner chamber 2 is provided with a sensor for recording the rotating direction and angle of the inner chamber, and is connected with the VR helmet 8 through a lead, and the VR head 8 generates corresponding images according to spatial position data and projects the images on the lens 82.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An apparatus for training spatial orientation capability, comprising: the device comprises a base (1), an outer bin (2), an inner bin (3), a human body supporting platform (4), a marble driving mechanism (5) and a controller (6);

the base (1) is arranged horizontally;

the outer bin (2) is a hollow spherical shell and is fixed on the top surface of the base (1);

the inner bin (3) is a hollow spherical shell with the size smaller than that of the outer bin (2) and is concentrically arranged inside the outer bin (2); a counterweight body (31) is fixed on the side wall and the bottom wall inside the inner bin (3), and fluid for providing buoyancy is injected into a gap between the inner bin (3) and the outer bin (2);

the human body supporting platform (4) is fixed in the center of the inner bin (3) through a supporting rod (7) and is used for supporting a human body;

the marble driving mechanisms (5) are distributed in the gap between the outer bin (2) and the inner bin (3) uniformly, are connected with the inner bin (3), and are used for driving the inner bin (3) to rotate in different directions in the outer bin (2);

the controller (6) is installed on the human body supporting platform (4), is located at a position where hands and feet of a human body can touch, and is electrically connected with the marble driving mechanism (5).

2. A device for training spatial orientation ability according to claim 1, wherein the human body support platform (4) comprises a hip rest (41), a waist rest (42), a head rest (43), a thigh rest (44), a calf rest (45) and a foot rest (46); the hip placing table (41) is fixed at the top end of the supporting rod (7) which is vertically fixed; the waist placing platform (42) is hinged with the hip placing platform (41) along the human body direction; the head placing table (43) is hinged with the waist placing table (42) along the direction of the human body; the number of the thigh placing platforms (44) is two, and the thigh placing platforms are hinged with the hip placing platform (41) along the human body direction respectively; the lower leg placing table (45) is hinged with the thigh placing table (44) along the human body direction; the foot placing table (46) is hinged with the lower leg placing table (45) along the human body direction; each placing table is fixed with a limb fixing belt (47).

3. A device for training spatial orientation ability according to claim 2, wherein the controller (6) comprises a handle remote controller (61) and a foot controller (62); the handle remote controller (61) is connected to two sides of the waist placing table (42) through a wire, and the handle remote controller (61) is provided with a control button (611); the foot controller (62) is mounted on the foot rest (46).

4. A device for training spatial orientation ability according to claim 2, further comprising a VR headset (8) connected to the head rest (43); the VR helmet (8) comprises a helmet body (81) and a lens (82); the surface of the helmet body (81) is provided with a breathable net (83); the lens (82) is hinged with the helmet body (81), and can realize an elevation angle of 125 degrees.

5. A device for training spatial orientation ability according to claim 1, wherein the top of the outer chamber (2) is provided with a fluid inlet switch valve (21) and a fluid inlet connecting pipe (22) is connected; the bottom of the outer bin (2) is provided with a fluid outlet switch valve (23) and is connected with a fluid outlet connecting pipe (24).

6. A device for training spatial orientation ability according to any one of claims 1-5, wherein the marble driving mechanism (5) comprises a telescopic connection ring (51), a marble (52), a telescopic connection ring control element (53) and a fluid storage chamber (54); the number of the telescopic connecting rings (51) is 6, and one end of each telescopic connecting ring (51) is fixed on the outer wall of the inner bin (3); the marble (52) is fixed at the other end of the telescopic connecting ring (51), a fluid introducing port (521) facing the circle center of the inner bin (3) and a cross-shaped jet orifice (522) vertically communicated with the fluid introducing port are formed in the marble, jet orifice switching valves (523) and jet orifice control elements (524) used for controlling the jet orifice switching valves (523) are installed on four channels of the cross-shaped jet orifice (522), and the jet orifice control elements (524) are electrically connected with the controller (6); the telescopic connecting ring control element (53) is fixed on the inner wall of the inner bin (3) and is electrically connected with the control part of the telescopic connecting ring (51) and the controller (6) respectively; the fluid storage bin (54) is fixed on the inner wall of the inner bin (3), is communicated with a fluid system switch valve (56) arranged on the inner bin (3) through a fluid pipeline (55), is communicated with the fluid introducing port (521) through a pipeline, and is connected with a pressure pump.

7. A device for training spatial orientation ability according to claim 6, wherein the telescopic connection ring (51) comprises an outer bellows and an inner electric hydraulic cylinder.

8. A device for training spatial orientation ability according to claim 6, wherein the marble (52) is made of graphene, or carbon fiber, or alloy material.

9. A device for training spatial orientation ability according to claim 1, wherein the outer bin (2) is made of high strength iron or alloy material; the inner bin (3) is made of high polymer materials or magnesium aluminum alloy with high strength and low density.

10. A device for training spatial orientation ability according to claim 1, wherein the outer bin (2) is hinged with a sealed outer bin door (25); the inner bin (3) is hinged with an inner bin door (32) corresponding to the outer bin door (25).