CN115501541A

CN115501541A - Aerobics exercises training equipment based on VR equipment

Info

Publication number: CN115501541A
Application number: CN202211176576.4A
Authority: CN
Inventors: 石顾文; 陈建英
Original assignee: Individual
Current assignee: Shandong Sport University
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2022-12-23
Anticipated expiration: 2042-09-26
Also published as: CN115501541B

Abstract

The invention discloses a bodybuilding exercise training device based on VR equipment, which comprises a base and a bench fixed on the upper surface of the base and used for a dancer to sit down, wherein a training component used for the dancer to train arm strength and back muscles and capable of adjusting training strength according to the strength of the dancer is arranged above the base, the training component comprises a rectangular box fixed on the upper surface of the base, two symmetrically distributed mounting grooves are formed in the rectangular box, rectangular plates are connected in the two mounting grooves in a sliding manner, telescopic rods are vertically fixed on the surfaces of the rectangular plates, and one ends of the telescopic rods extend to the outer side of the rectangular box and are fixedly connected with a hand grip. The user can wear the VR equipment of wearing well and watch relevant training video, through setting up the training subassembly to supply dancer to train arm strength and back muscle, and can adjust the training dynamics according to the strength of dancer self, the effectual suitability that improves equipment.

Description

Aerobics exercises training equipment based on VR equipment

Technical Field

The invention relates to the technical field of sports equipment, in particular to aerobics training equipment based on VR equipment.

Background

Virtual Reality (abbreviated as VR) is also called Virtual Reality or smart technology, and is a new practical technology developed in the 20 th century. The virtual reality technology comprises a computer, electronic information and simulation technology, and the basic implementation mode is that the computer technology is taken as the main technology, the latest development results of various high technologies such as three-dimensional graphic technology, multimedia technology, simulation technology, display technology, servo technology and the like are utilized and integrated, and a virtual world with various sense experiences such as vivid three-dimensional vision, touch, smell and the like is generated by means of a computer and other equipment, so that people in the virtual world can generate an immersive feeling.

The aerobics exercises are sports which are popular with the masses and widely popularized and integrate gymnastics, dancing, music, body building and entertainment. The movements of upper and lower limbs, trunk, head and neck and foot stepping in disco dance, jazz dance and thunderbolt dance, especially the hip movement, are absorbed in a large amount in the aerobics exercises, so that the vitality of the aerobics exercises is increased, the accumulation of fat at the hip and the abdomen is reduced, and the coordination and the flexibility of the movement are improved.

Before jumping the aerobics, some training equipment is needed to warm up or train the muscle lines of the user.

In the actual training process, the traditional training equipment is often difficult to adjust the training strength according to the conditions of the dancer, so that the applicability of the equipment is greatly reduced.

We have therefore proposed a VR device based aerobics training device that addresses the above-mentioned problems.

Disclosure of Invention

The invention aims to provide bodybuilding exercise training equipment based on VR equipment, which is provided with a training component so as to be convenient for a dancer to train arm strength and back muscles, and can adjust training strength according to the strength of the dancer, thereby effectively improving the applicability of the equipment, and solving the problems that the traditional training equipment is difficult to adjust the training strength according to the condition of the dancer and greatly reducing the applicability of the equipment.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a aerobics exercises training equipment based on VR equipment, includes wears VR equipment, the base to and be fixed in the bench that the base upper surface supplied the dancer to sit, the base top is provided with and is used for supplying dancer training arm power and back muscle to can adjust the training subassembly of training dynamics according to the strength of dancer self, the training subassembly is including the rectangle box that is fixed in the base upper surface, have two symmetric distribution's mounting groove in the rectangle box, two equal sliding connection has the rectangular plate in the mounting groove, rectangular plate surface vertical fixation has the telescopic link, telescopic link one end extends to the rectangle box outside and fixedly connected with tongs, two symmetric distribution have been seted up on rectangle box surface and have been supplied the gliding spout of telescopic link one, rectangular plate surface vertical fixation has spring one.

Preferably, the training subassembly still includes two regulating blocks of sliding connection in the mounting groove, spring one end fixed connection is on one of them regulating block, another one fixedly connected with spring two, two between regulating block and the mounting groove inner wall one side that the regulating block is relative forms the splayed for the inclined plane, and is provided with the push pedal between two inclined planes, surface vertical fixation has the pole setting in the push pedal.

Preferably, the pole setting extends to the rectangle box outside and top fixedly connected with handle, rectangle box upper surface is seted up and is supplied the gliding spout two of pole setting, the pole setting surface cup jointed with the slider of the two sliding adaptation of spout, pole setting surface cover is equipped with spring three, on the slider other one end was fixed in the handle on pole setting top, two was fixed in to spring three one end all seted up two at least draw-in grooves with the push pedal adaptation on the inclined plane of regulating block, the draw-in groove lower surface is the slope form, two the regulating block upper surface all is fixed with the round bar with two adaptations of spout.

Preferably, the base top is provided with the plummer that two symmetric distributions are used for bearing dancer's shank, plummer lower surface vertical fixation has the bracing piece, spacing slip in the base upper surface about the bracing piece, the base upper surface is provided with and is used for driving two plummers and removes to carry out tensile subassembly to dancer's shank ligament toward opposite direction.

Preferably, stretching assembly is including being located two poles one of symmetric distribution on the base, the vertical distribution between pole one and the rectangle box, be cyclic annular in the middle of the pole one, and its inside rotates and is connected with carousel one, the inclined plane groove has been seted up to carousel one upper surface, pole one top is provided with rather than the vertical distribution's pole two, be cyclic annular in the middle of the pole two, and its inside rotation is connected with carousel two, two lower fixed surface of carousel have with the inclined plane pole of inclined plane groove adaptation, fixedly connected with L shape connecting rod between two one ends of pole and the rectangle board, the sliding tray that supplies the activity of L shape connecting rod is seted up on rectangle box surface, fixed surface has founding piece and L pole on the base, the flexible run through on founding piece of pole one end, two flexible pegs graft in L pole one end, two the equal fixedly connected with of pole one end is the font frame of slope form, two the font frame combination is the splayed, two the bracing piece is sliding connection respectively in two font frames.

Preferably, the base top is provided with the adjusting part who is used for increasing plummer displacement gradually, the adjusting part includes the U-shaped frame of two one ends of vertical fixation in pole, sliding connection has the rectangular block in the U-shaped frame, the rectangular block surface rotates and is connected with the bar frame, two last fixed surface of carousel are connected with the sloping block with the bar frame slip adaptation.

Preferably, the adjusting assembly further comprises a first pipe fixed on the surface of the second pipe, a push rod is flexibly inserted into one end of the first pipe, one end of the push rod is fixed on the surface of the rectangular block, a three-way pipe communicated with the first pipe is fixed on the surface of the first pipe, a first check valve is installed at one end of the three-way pipe close to the first pipe, a second check valve is installed at the other end of the three-way pipe, an L-shaped piston rod is vertically fixed on the upper surface of the base, and a piston plate which is located in the three-way pipe and can slide along the three-way pipe is fixed at one end of the L-shaped piston rod.

Compared with the prior art, the invention has the following beneficial effects:

1. the training component is arranged, so that the dancer can train arm strength and back muscles conveniently, the training strength can be adjusted according to the strength of the dancer, and the applicability of the equipment is effectively improved.

2. The stretching assemblies are arranged, so that the two stretching assemblies are driven to move in opposite directions to stretch leg ligaments of a dancer while the dancer trains arm strength and back muscles.

3. The carrying platforms can reciprocate once when the gripper reciprocates once, so that ligaments of a beginner can be pulled if the moving distance of the two carrying platforms is too large, and the ligaments cannot be stretched in place if the moving distance of the two carrying platforms is too small; through setting up adjusting part to in the displacement of two plummer of increase gradually, the tensile shank ligament to the dancer that can be abundant, the problem that can effectually avoid the ligament to strain simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a aerobics training apparatus based on VR equipment according to the present invention;

FIG. 2 is a schematic cross-sectional view of the rectangular box of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of a training assembly of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a first schematic view of a drawing assembly according to the present invention;

FIG. 6 is a second schematic structural view of a stretching assembly according to the present invention;

FIG. 7 is a first schematic structural diagram of an adjusting assembly according to the present invention;

FIG. 8 is a second schematic structural diagram of the adjusting assembly of the present invention.

In the figure: 1. a base; 11. erecting a block; 12. an L-bar; 2. a bench; 3. a training component; 31. a rectangular box; 32. mounting grooves; 33. a rectangular plate; 34. a telescopic rod; 35. a gripper; 36. a first sliding chute; 37. a first spring; 381. an adjusting block; 382. a second spring; 383. pushing the plate; 384. erecting a rod; 385. a second chute; 386. a slider; 387. a third spring; 388. a card slot; 389. a round bar; 4. a bearing table; 41. a support bar; 5. a stretching assembly; 51. a first rod; 52. a first rotating disc; 53. an inclined plane groove; 54. a second rod; 55. a second rotating disc; 56. a beveled rod; 57. an L-shaped connecting rod; 58. a character returning frame; 6. an adjustment assembly; 61. a U-shaped frame; 62. a rectangular block; 63. a bar frame; 64. a sloping block; 65. a first pipe; 66. a push rod; 67. a three-way pipe; 68. a one-way valve I; 69. a second one-way valve; 691. an L-shaped piston rod; 692. a piston plate.

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.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a aerobics exercises training equipment based on VR equipment, includes wears VR equipment (not release in the drawing, be equivalent to VR glasses on the existing market), includes base 1 to and be fixed in base 1 upper surface and supply the bench 2 that the dancer sat down, base 1 top is provided with and is used for supplying the dancer to train arm power and back muscle to can adjust the training subassembly 3 of training dynamics according to the strength of dancer self.

In use, the user can wear the head and wear VR equipment and watch relevant training video, through setting up training subassembly 3 to supply dancer to train arm strength and back muscle, and can adjust the training dynamics according to the strength of dancer self, the effectual suitability that improves equipment.

Training subassembly 3 is including the rectangle box 31 that is fixed in the 1 upper surface of base, the mounting groove 32 that has two symmetric distributions in the rectangle box 31, two equal sliding connection has rectangular plate 33 in the mounting groove 32, rectangular plate 33 vertical surface is fixed with telescopic link 34, telescopic link 34 one end extends to the rectangle box 31 outside and fixedly connected with tongs 35, rectangle box 31 surface is seted up two symmetric distributions and is supplied the gliding spout 36 of telescopic link 34, rectangular plate 33 vertical surface is fixed with spring 37.

In use, in the initial condition, the two hand grips 35 are brought into proximity to each other, first the dancer sits on the bench 2, the two hand grips 35 are grasped by each hand to provide ninety degrees between the large and small arms and likewise ninety degrees between the large and small arms, and then the hand grips 35 are pulled in opposite directions, with the first spring 37 squeezed to create resistance, and the dancer's arms and back muscles can be exercised by repeatedly pulling the hand grips 35 back and forth.

Training subassembly 3 still includes two regulating blocks 381 of sliding connection in mounting groove 32, one 37 one end fixed connection of spring is on one of them regulating block 381, the other one two 382 of fixedly connected with spring between regulating block 381 and the mounting groove 32 inner wall, two one side that the regulating block 381 is relative forms the splayed for the inclined plane, and is provided with push pedal 383 between two inclined planes, perpendicular surface is fixed with pole setting 384 on push pedal 383.

In the initial state, the two adjusting blocks 381 are in a state of being close to each other, before use, the vertical rod 384 is pressed downwards through the handle, the vertical rod 384 drives the push plate 383 fixed at the lower end of the vertical rod 384 to move downwards, the push plate 383 can push the two adjusting blocks 381 to move towards opposite directions when moving downwards, so that the first spring 37 and the second spring 382 are squeezed, and when a dancer pulls the hand grip 35 towards opposite directions, the resistance force is larger.

The pole setting 384 extends to the outside of the rectangular box 31 and the top fixedly connected with handle, two 385 of gliding spout that supplies the pole setting 384 are seted up to the rectangular box 31 upper surface, pole setting 384 surface cup joints the slider 386 with two 385 sliding adaptations of spout, pole setting 384 surface cover is equipped with three 387 springs, three 387 one ends of spring are fixed in on the slider 386 other end is fixed in the handle at pole setting 384 top, two all set up two at least draw-in grooves 388 with push pedal 383 adaptation on the inclined plane of regulating block 381, the draw-in groove 388 lower surface is the slope form, two the regulating block 381 upper surface all is fixed with the round bar 389 with two 385 adaptations of spout.

In use, the push plate 383 gradually gets stuck in one of the clamping grooves 388 on the uppermost layer in the process of moving downwards, so that the distance between the two adjusting blocks 381 is fixed, and meanwhile, the compression state of the first spring 37 and the second spring 382 is maintained;

if the first spring 37 and the second spring 382 need to be continuously extruded, the push plate 383 only needs to be continuously pushed downwards, so that the two adjusting blocks 381 continuously move towards opposite directions, the first spring 37 and the second spring 382 are compressed again, the resistance of the equipment dancer when pulling the hand grip 35 is increased again, and the push plate 383 cannot be prevented from moving downwards again due to the fact that the lower surface of the clamping groove 388 is inclined;

when the push plate 383 needs to be restored to the original position, the two adjusting blocks 381 are pushed to the opposite direction through the round rod 389.

Example two

Referring to fig. 5-6, in this embodiment, for further explanation of the first embodiment, two bearing platforms 4 for bearing the legs of the dancer are symmetrically arranged above the base 1, a support rod 41 is vertically fixed on the lower surface of the bearing platform 4, the support rod 41 slides on the upper surface of the base 1 in a left-right limiting manner, and a stretching assembly 5 for driving the two bearing platforms 4 to move in opposite directions to stretch the ligaments of the legs of the dancer is arranged on the upper surface of the base 1.

In use, the user can wear the head and wear VR equipment and watch relevant training video, sits back on bench 2 when the dancer, puts two legs respectively on two plummer 4, through setting up tension module 5 to in the dancer trains arm power and back muscle, the drive is two tension module 5 and is moved towards opposite direction and carry out tensile work to the leg ligament of dancer.

The stretching assembly 5 comprises two first rods 51 which are symmetrically distributed on the base 1, the first rods 51 and the rectangular box 31 are vertically distributed, the middle of each first rod 51 is annular, the first rotating disk 52 is rotatably connected to the middle of each first rod 51, an inclined plane groove 53 is formed in the upper surface of the first rotating disk 52, a second rod 54 which is vertically distributed with the first rod 51 is arranged above the first rod 51, the middle of the second rod 54 is annular, the inner part of the second rod 54 is rotatably connected with a second rotating disk 55, an inclined plane rod 56 which is matched with the inclined plane groove 53 is fixedly arranged on the lower surface of the second rotating disk 55, an L-shaped connecting rod 57 is fixedly connected between one end of the second rod 54 and the rectangular plate 33, a sliding groove for the L-shaped connecting rod 57 to move is formed in the surface of the rectangular box 31, a vertical block 11 and an L-shaped rod 12 are fixedly arranged on the upper surface of the base 1, one end of each first rod 51 is telescopically penetrated through the vertical block 11, one end of the second rod 54 is telescopically inserted into one end of the L-shaped rod 12, one ends of the first rods 51 are fixedly connected with an inclined character return frame 58, the two inclined character return frames 58 which are combined in a splayed shape, and the two support rods 41 are respectively slidably connected in the two character return frames 58.

In use, in an initial state, the two bearing platforms 4 are close to each other, when a dancer pulls the two hand grips 35 in opposite directions, the hand grips 35 can drive the L-shaped connecting rods 57 to reciprocate along the left-right direction through the telescopic rods 34 and the rectangular plates 33, the L-shaped connecting rods 57 can drive the second rods 54 fixed at one ends of the two bearing platforms to reciprocate along the left-right direction, the second rods 54 can drive the second rotating discs 55 and the inclined plane rods 56 to reciprocate along the left-right direction, the inclined plane rods 56 can drive the first rotating discs 52 to reciprocate along the front-back direction when moving, the first rotating discs 52 can drive the first rods 51 to reciprocate along the front-back direction, the first rods 51 can drive the first return frames 58 fixed at one ends of the two bearing platforms to reciprocate along the front-back direction, the first return frames 58 can drive the supporting rods 41 to reciprocate along the left-right direction when moving, the supporting rods 41 can drive the bearing platforms 4 fixed at the top ends of the two bearing platforms 4 to reciprocate along the left-right direction, and the leg ligaments of the dancer are stretched;

the two ends of the rectangular box 31 are in the left-right direction, and the two ends of the first rod 51 are in the front-back direction.

EXAMPLE III

Referring to fig. 7-8, in this embodiment, for further description of the second embodiment, an adjusting assembly 6 for gradually increasing the moving distance of the susceptor 4 is disposed above the base 1.

In use, the bearing platforms 4 move back and forth once every time the hand grip 35 moves back and forth, so that ligaments of a beginner can be pulled if the moving distance of the two bearing platforms 4 is too large, and the ligaments cannot be stretched in place if the moving distance of the two bearing platforms 4 is too small;

through setting up adjusting part 6 to in the displacement distance of two plummer 4 of increase gradually, the tensile shank ligament to the dancer that can be abundant, the problem that can effectually avoid the ligament to pull simultaneously.

The adjusting assembly 6 comprises a U-shaped frame 61 vertically fixed at one end of the second rod 54, a rectangular block 62 is connected to the U-shaped frame 61 in a sliding mode, a strip-shaped frame 63 is connected to the surface of the rectangular block 62 in a rotating mode, and an inclined block 64 matched with the strip-shaped frame 63 in a sliding mode is fixedly connected to the upper surface of the second rotary disc 55.

The adjusting assembly 6 further comprises a first pipe 65 fixed on the surface of the second rod 54, one end of the first pipe 65 is telescopically inserted with a push rod 66, one end of the push rod 66 is fixed on the surface of the rectangular block 62, a three-way pipe 67 communicated with the first pipe 65 is fixed on the surface of the first pipe 65, one end of the three-way pipe 67 close to the first pipe 65 is provided with a first check valve 68, the other end of the three-way pipe 67 is provided with a second check valve 69, the upper surface of the base 1 is vertically fixed with an L-shaped piston rod 691, and one end of the L-shaped piston rod 691 is fixed with a piston plate 692 which is positioned in the three-way pipe 67 and can slide along the three-way pipe 67.

When the second rod 54 reciprocates in the left-right direction, the first pipe 65 and the three-way pipe 67 can be driven to reciprocate in the left-right direction, the L-shaped piston rod 691 and the piston plate 692 are always in a static state, when the three-way pipe 67 moves towards the side far away from the L-shaped piston rod 691, external air can be sucked in through the second one-way valve 69, when the three-way pipe 67 moves towards the side near the L-shaped piston rod 691, air in the three-way pipe 67 can be pushed into the first pipe 65 through the first one-way valve 68, the push rod 66 is extruded outwards, the push rod 66 can continuously push the rectangular block 62 to slide along the U-shaped frame 61, the U-shaped frame 61 can drive the inclined block 64 to rotate through the strip frame 63 while sliding, so that the inclination angle of the inclined block 64 is changed, the inclined block 64 can drive the second rotating disc 55 and the inclined plane rod 56 to rotate along with the inclined plane, and the inclined plane 56 can drive the first rotating disc 52 to rotate along with the inclined plane 56 and thus the inclination angle of the inclined plane 56 and the inclined plane groove 53 can continuously change;

when the moving distance of the second rod 54 is constant, the moving distance of the first rod 51 is gradually increased along with the changing of the inclination angles of the inclined plane rod 56 and the inclined plane groove 53, so that the moving distance of the square frame 58 is gradually increased, and the moving distance of the two bearing tables 4 is gradually increased.

The working principle is as follows: when the aerobics training device based on the VR device is used, a user can wear VR glasses to watch a training picture;

in an initial state, the two grippers 35 are close to each other, firstly, a dancer sits on the bench 2, two hands respectively hold the two grippers 35, the large arm and the small arm are ninety degrees, the large arm and the body are also ninety degrees, then the grippers 35 are pulled in opposite directions, meanwhile, the first spring 37 is extruded to generate resistance, and the arms and back muscles of the dancer can be exercised by repeatedly pulling the grippers 35 back and forth;

in the initial state, the two adjusting blocks 381 are in a state of being close to each other, before the device is used, the vertical rod 384 presses the vertical rod 384 downwards through the handle, the vertical rod 384 drives the push plate 383 fixed at the lower end of the vertical rod to move downwards, the push plate 383 can push the two adjusting blocks 381 to move towards opposite directions when moving downwards, so that the first spring 37 and the second spring 382 are squeezed, and when a dancer pulls the hand grip 35 towards opposite directions, the resistance force is larger;

the push plate 383 is gradually clamped in the uppermost clamping groove 388 in the downward moving process, so that the distance between the two adjusting blocks 381 is fixed, and meanwhile, the compression state of the first spring 37 and the second spring 382 is maintained;

when the push plate 383 needs to be restored to the original position, the two adjusting blocks 381 are pushed to the opposite direction through the round rod 389;

when a dancer sits on the bench 2, two legs are respectively placed on the two bearing tables 4, in an initial state, the two bearing tables 4 are in a mutually close state, when the dancer pulls the two hand grips 35 in opposite directions, the hand grips 35 can drive the L-shaped connecting rod 57 to reciprocate along the left-right direction through the telescopic rod 34 and the rectangular plate 33, the L-shaped connecting rod 57 can drive the rod two 54 fixed at one end of the L-shaped connecting rod to reciprocate along the left-right direction, the rod two 54 can drive the rotary disc two 55 and the inclined plane rod 56 to reciprocate along the left-right direction, the inclined plane rod 56 can drive the rotary disc one 52 to reciprocate along the front-back direction when moving, the rotary disc one 52 can drive the rod one 51 to reciprocate along the front-back direction, the rod one 51 can drive the return frame 58 fixed at one end of the rotary disc to reciprocate along the front-back direction, the return frame 58 can drive the supporting rod 41 to reciprocate along the left-right direction when moving, and the supporting rod 41 can drive the bearing tables 4 fixed at the top of the supporting rod to move along the left-right direction, so that ligaments can move along the left-right direction to stretch the leg of the dancer;

when the second rod 54 reciprocates in the left-right direction, the first pipe 65 and the three-way pipe 67 can be driven to reciprocate in the left-right direction, the L-shaped piston rod 691 and the piston plate 692 are always in a static state, when the three-way pipe 67 moves towards the side far away from the L-shaped piston rod 691, external air can be sucked through the second check valve 69, when the three-way pipe 67 moves towards the side near to the L-shaped piston rod 691, air in the three-way pipe 67 can be pushed into the first pipe 65 through the first check valve 68, so that the push rod 66 is extruded outwards, the push rod 66 can continuously push the rectangular block 62 to slide along the U-shaped frame 61, the U-shaped frame 61 can drive the inclined block 64 to rotate through the strip-shaped frame 63 while sliding, so that the inclination angle of the inclined block 64 is changed, the inclined block 64 can drive the second rotary table 55 and the inclined plane rod 56 to rotate along with the inclined plane, the inclined plane rod 56 can drive the first rotary table 52 to rotate along with the inclined plane, so that the inclination angles of the inclined plane rod 56 and the groove 53 are continuously changed;

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a aerobics exercises training equipment based on VR equipment, includes wears VR equipment, its characterized in that: still include base (1) to and be fixed in base (1) upper surface and supply bench (2) that the dancer sat down, base (1) top is provided with and is used for supplying the dancer to train arm power and back muscle to can adjust training subassembly (3) of training dynamics according to the strength of dancer self.

2. The VR device-based aerobics training device of claim 1, wherein: the training component (3) comprises a rectangular box (31) fixed on the upper surface of the base (1), and two symmetrically distributed mounting grooves (32) are formed in the rectangular box (31).

3. The VR device-based aerobics training device of claim 2, wherein: rectangular plates (33) are connected in the two mounting grooves (32) in a sliding mode, telescopic rods (34) are vertically fixed on the surfaces of the rectangular plates (33), one ends of the telescopic rods (34) extend to the outer side of the rectangular box (31) and are fixedly connected with hand grips (35), two sliding grooves I (36) which are symmetrically distributed and used for the telescopic rods (34) to slide are formed in the surfaces of the rectangular box (31), and springs I (37) are vertically fixed on the surfaces of the rectangular plates (33);

the training assembly (3) further comprises two adjusting blocks (381) which are slidably connected in the mounting groove (32), one end of the first spring (37) is fixedly connected to one of the adjusting blocks (381), a second spring (382) is fixedly connected between the other adjusting block (381) and the inner wall of the mounting groove (32), one side, opposite to the two adjusting blocks (381), of each adjusting block is an inclined plane to form a splayed shape, a push plate (383) is arranged between the two inclined planes, and a vertical rod (384) is vertically fixed on the upper surface of the push plate (383);

the vertical rod (384) extends to the outer side of the rectangular box (31), the top end of the vertical rod (384) is fixedly connected with a handle, a second sliding groove (385) for the vertical rod (384) to slide is formed in the upper surface of the rectangular box (31), a sliding block (386) in sliding fit with the second sliding groove (385) is sleeved on the surface of the vertical rod (384), a third spring (387) is sleeved on the surface of the vertical rod (384), one end of the third spring (387) is fixed to the sliding block (386), the other end of the third spring is fixed to the handle at the top end of the vertical rod (384), at least two clamping grooves (388) matched with the pushing plate (383) are formed in inclined surfaces of the two adjusting blocks (381), and round rods (389) matched with the second sliding groove (385) are fixed to the upper surfaces of the two adjusting blocks (381);

base (1) top is provided with two symmetric distribution and is used for bearing plummer (4) of shank, plummer (4) lower surface vertical fixation has bracing piece (41), spacing slip in base (1) upper surface about bracing piece (41).

4. The VR device-based aerobics training device of claim 3, wherein: the upper surface of the base (1) is provided with a stretching component (5) which is used for driving the two bearing platforms (4) to move in opposite directions to stretch the ligaments of the legs of the dancer.

5. The VR device-based aerobics training device of claim 4, wherein: the stretching component (5) comprises two first rods (51) which are symmetrically distributed on the base (1), the first rod (51) and the rectangular box (31) are vertically distributed, the middle of the first rod (51) is annular, and the inner part of the rotary table is rotatably connected with a first rotary table (52), the upper surface of the first rotary table (52) is provided with an inclined groove (53), a second rod (54) vertically distributed with the first rod (51) is arranged above the first rod (51), the middle of the second rod (54) is annular, a second rotating disc (55) is rotatably connected in the inner part of the rotary disc, an inclined plane rod (56) matched with the inclined plane groove (53) is fixed on the lower surface of the second rotating disc (55), an L-shaped connecting rod (57) is fixedly connected between one end of the second rod (54) and the rectangular plate (33), the surface of the rectangular box (31) is provided with a sliding groove for the L-shaped connecting rod (57) to move, the upper surface of the base (1) is fixed with a vertical block (11) and an L-shaped rod (12), one end of the first rod (51) is telescopically penetrated on the vertical block (11), one end of the second rod (54) is telescopically inserted into one end of the L-shaped rod (12), one ends of the first rods (51) are fixedly connected with inclined character returning frames (58), the two character returning frames (58) are combined into a splayed shape, and the two support rods (41) are respectively connected into the two character returning frames (58) in a sliding mode;

base (1) top is provided with adjusting part (6) that are used for gradually increasing plummer (4) displacement, adjusting part (6) are including U-shaped frame (61) of vertical fixation in two (54) one ends of pole, sliding connection has rectangular block (62) in U-shaped frame (61), rectangular block (62) surface rotates and is connected with bar frame (63), swash block (64) of fixed surface be connected with bar frame (63) sliding adaptation on carousel two (55).

6. The VR device-based aerobics training device of claim 5, wherein: the adjusting component (6) further comprises a first pipe (65) fixed on the surface of the second rod (54), and a push rod (66) is inserted into one end of the first pipe (65) in a telescopic mode.

7. The VR device-based aerobics training device of claim 6, wherein: push rod (66) one end is fixed in rectangular block (62) surface, pipe (65) fixed surface has three-way pipe (67) rather than intercommunication, three-way pipe (67) are close to pipe (65) one end and install check valve (68), and check valve two (69) are installed to the other one end, the surface vertical fixation has L shape piston rod (691) on base (1), L shape piston rod (691) one end is fixed with and is located three-way pipe (67) and can be along gliding piston plate (692) of three-way pipe (67).