CN114307109B

CN114307109B - Core training bearing device for multi-degree of freedom of swimming postures

Info

Publication number: CN114307109B
Application number: CN202111617405.6A
Authority: CN
Inventors: 贾树利
Original assignee: Pukang Huijian Medical Equipment Chongqing Co ltd
Current assignee: Pukang Huijian Medical Equipment Chongqing Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-12-16
Anticipated expiration: 2041-12-28
Also published as: CN114307109A

Abstract

The invention discloses a core training bearing device for multi-degree of freedom of swimming postures, and particularly relates to the technical field of swimming training. According to the invention, the body shape of the user can be adjusted by adjusting the rotating arc-shaped support, so that the user can experience not only common swimming postures but also side swimming postures, and further can better perform swimming posture training, after adjustment, the position of the arc-shaped support can be fixed by matching the adjusting handle with the adjusting hole, thus the stability of the whole structure is enhanced, and meanwhile, the stability and the balance of the arc-shaped support can be enhanced by means of the arrangement of the rollers.

Description

Core training bearing device for multi-degree of freedom of swimming postures

Technical Field

The invention relates to the technical field of swimming training, in particular to a core training bearing device for swimming stroke multi-degree of freedom.

Background

Swimming is a sport which is healthy and can realize weight reduction, and the swimming can be divided into competitive swimming and practical swimming, and the competitive swimming is the second major item in a sport meeting and comprises butterfly swimming, backstroke swimming, breaststroke, free swimming, pattern swimming and the like; practical swimming has great practical value in military affairs, production, survival skill and life service, such as creeping, breaststroke, side stroke, diving, stepping and water rescue; swimming is taken as a survival skill, and meanwhile, the body can be strengthened, so that the swimming is deeply loved by a plurality of people, more and more people learn swimming, when swimming is learned, a swimming teacher can teach people to do a plurality of actions, the people can practice underwater after practicing the actions on land, the learning of the standard actions in the early stage is very important, and if the actions are not standard, the learning effect is not good.

When the existing swimming stroke training device is used, the swimming strokes cannot be changed, so that the use experience of a user can be influenced, the swimming stroke training cannot be carried out better and more comprehensively, and the core training bearing device for the multiple degrees of freedom of the swimming strokes is needed.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a swimming posture multi-freedom-degree core training bearing device, the body shape of a user can be adjusted by adjusting and rotating an arc-shaped support, so that the user can experience not only common swimming postures but also side swimming postures, and further can better perform swimming posture training, after adjustment, the position of the arc-shaped support can be fixed by matching an adjusting handle with an adjusting hole, so that the stability of the whole structure is enhanced, and meanwhile, the stability and the balance of the arc-shaped support can be enhanced by means of the arrangement of rollers, so that the problems in the background technology are solved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a swimming stroke multi freedom core training bears device, includes the bottom plate, the bottom plate top is equipped with the support frame, the support frame top is equipped with movable support, movable support top is equipped with two arc support, and the interval sets up around two arc support, arc support top and bottom all are equipped with the gyro wheel, support frame one side inner wall is located to the gyro wheel, a plurality of spliced poles between the arc support, the even interval of a plurality of spliced poles set up, and a plurality of spliced poles both ends are all connected with one side that two arc support are close to mutually through the bolt respectively, and fixed being equipped with the fixed bolster between two arc support, the inside regulation hole of seting up of running through of arc support of fixed bolster front side, the regulation hole front side is equipped with the regulation handle, the regulation handle is located movable support front side, the regulation handle rear end runs through movable support and extends to inside the regulation hole, the support frame bottom is equipped with slide mechanism, the support frame rear side is equipped with foot training mechanism, movable support front side is equipped with supporting mechanism and arm exercise mechanism, supporting mechanism is located arm mechanism rear side.

In a preferred embodiment, the foot training mechanism comprises a foot frame fixedly arranged on the top of the rear end of the bottom plate, a pedal frame and an antiskid plate are arranged on the front side of the foot frame, the antiskid plate is arranged on the front side of the pedal frame, an air tank is arranged inside the foot frame, two sliding rails are arranged on the rear side of the pedal frame, the two sliding rails are arranged in bilateral symmetry with respect to the central axis of the pedal frame, the sliding rails are fixedly arranged on the front side of the foot frame, and a user can train the leg pedaling action of swimming through the arrangement of the pedal frame and the antiskid plate.

In a preferred embodiment, slide mechanism includes the opening, the opening has been seted up inside the bottom plate, the opening is located the support frame bottom, the opening bottom is equipped with the cylinder, the fixed fixing base that is equipped with in cylinder front end, fixing base and bottom plate bottom fixed connection, cylinder rear end external fixation has adjusted the slide, the slide top run through the opening and with support frame bottom fixed connection, bottom plate top both sides are all fixed and are equipped with the slide, the slide top outside is all located to the support frame both ends cover, through the cooperation of cylinder and slide, can order about the movable support motion on the support frame, and then can drive the user and carry out the seesaw.

In a preferred embodiment, the supporting mechanism includes a fixed saddle support, the fixed saddle support is fixed to be located at the bottom plate top, the fixed backing plate that is equipped with in fixed saddle support top, fixed backing plate both sides all are equipped with the protection and fill up, the protection is filled up and is fixed to be located fixed saddle support one side, through the setting of fixed saddle support and fixed backing plate, can provide the holding power for the user.

In a preferred embodiment, the arm exercising mechanism comprises a positioning bracket, two pull ropes are arranged on the rear side of the positioning bracket, the two pull ropes are arranged in bilateral symmetry with respect to the central axis of the positioning bracket, and the arm strength of a user can be exercised through the arrangement of the pull ropes.

In a preferred embodiment, two electric push rods are fixedly arranged at the top of the supporting frame, the top ends of the electric push rods are fixedly connected with the inner wall of the bottom end of the movable support, the movable support can be driven to move up and down through the arrangement of the electric push rods, and then a storm scene can be simulated, so that the training intensity of a user is enhanced.

In a preferred embodiment, the outside cover of bottom plate rear end is equipped with the effect frame, the movable support outside is located to the effect frame cover, effect frame both ends bottom respectively with support frame both ends fixed connection, the fixed projector that is equipped with in effect frame inner chamber top, the projector both sides all are equipped with a plurality of cameras, the even interval setting in back before a plurality of cameras, the fixed effect frame inner chamber top of locating of camera, effect frame bottom both sides inner wall is fixed respectively and is equipped with first display screen and second display screen, first display screen is located second display screen one side, the second display screen top is equipped with the reflector, reflector and effect frame one side inner wall fixed connection, effect frame top is equipped with the controller, the controller front side is equipped with the audio player, controller and audio player all fix and locate effect frame one side inner wall, through the setting of a plurality of cameras, can the omnidirectional monitor user's swimming appearance to show for the user through the second display screen and watch, make the user observe understanding own swimming appearance, the clear swimming appearance of user's display can be corrected for the user's swimming appearance simultaneously, supply the contrast.

In a preferred embodiment, the fixed two mounting panels that are equipped with of movable support front side, two mounting panels set up about movable support the central axis bilateral symmetry, the mounting groove has been seted up to the mounting panel front side, a plurality of fixed orificess have all been seted up to the mounting panel both sides, and even interval sets up around a plurality of fixed orificess, the inside regulating plate that is equipped with of mounting groove, the regulating plate front end runs through the mounting groove and extends to the mounting groove front side, a plurality of connecting holes have been seted up to the inside running through of regulating plate, and a plurality of connecting holes correspond with the position left and right sides of a plurality of fixed orificess respectively, and one side that two mounting panels kept away from all is equipped with the bolt, the bolt runs through fixed orifices and connecting hole in proper order and extends to the mounting panel outside, and the equal threaded connection of one end outside that two bolts are close to has the nut, through the setting of a plurality of connecting holes and a plurality of fixed orificess, can adjust the extension of regulating plate to can match different users and use, improve the adaptability of this invention.

In a preferred embodiment, two one sides that the regulating plate is close to mutually all fixedly are equipped with the cylinder, the drive chamber has been seted up to the cylinder inside, the drive intracavity portion is equipped with the drive shaft, the drive shaft both ends all through the bearing respectively with drive chamber both sides inner wall swing joint, the outside winding of drive shaft has the coil spring, the one end that the regulating plate was kept away from to the cylinder is equipped with the drive wheel, the drive shaft run through the cylinder and with drive wheel fixed connection, the drive wheel is kept away from one side fixed being equipped with the handle of cylinder, through the setting of coil spring, can be reset by stirring drive shaft and drive wheel to at the in-process that resets, the resistance that the reinforcing user dialed next time and beaten, and then can more effectually temper user's arm.

The invention has the technical effects and advantages that:

1. according to the invention, the body shape of the user can be adjusted by adjusting the rotating arc-shaped support, so that the user can experience not only common swimming postures but also side swimming postures, and further can better perform swimming posture training, after adjustment, the position of the arc-shaped support can be fixed by matching the adjusting handle with the adjusting hole, thus the stability of the whole structure is enhanced, and meanwhile, the stability and the balance of the arc-shaped support can be enhanced by means of the arrangement of the rollers.

2. According to the swimming posture monitoring device, the swimming postures of the user can be monitored in an all-around manner through the arrangement of the plurality of cameras, and the swimming postures can be displayed for the user to watch through the second display screen, so that the user can observe and know the own swimming postures, meanwhile, the first display screen can clearly play professional swimming posture shapes for the user, so that the user can perform contrast correction, meanwhile, the movable support is driven to move up and down through the arrangement of the electric push rod, so that the jolt of stormy waves can be simulated, the user can experience swimming scenes under different scenes, the swimming postures of the user can be better trained, in addition, the corresponding projection and the playing of proper background music can be performed according to the simulated scenes by means of the arrangement of the projector and the audio player, the swimming postures of the user can be better trained through the simulated scenes by the integral structure, and the experience feeling of the user can be enhanced;

3. the extension distance of the adjusting plate can be adjusted through the arrangement of the fixing holes and the connecting holes, so that the adjusting plate can be matched with different users for use, the adaptability of the swimming pool arm swinging device is improved, meanwhile, in the process of swinging and arm swinging of the user, the user drives the driving wheel and the driving shaft to rotate through stirring the handle, the driving shaft resets through the rebound force of the coil spring, and in the process of resetting, the resistance of the user stirring the handle can be enhanced, and further the arm strength of the user can be effectively improved.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a rear view of the gas tank of the present invention.

Fig. 3 is a front view of the mobile bracket and the arc bracket of the present invention.

Fig. 4 is a front view of the arcuate bracket of the present invention.

FIG. 5 is a front view of the foot frame of the present invention.

FIG. 6 is a front elevational view of the movable bracket, stationary saddle bracket and positioning bracket of the present invention.

FIG. 7 is a side view of a second display screen of the present invention.

FIG. 8 is a side view of a first display screen of the present invention.

Fig. 9 is an exploded view of the mounting plate and adjustment plate of the present invention.

FIG. 10 is a side cross-sectional view of the cylinder of the present invention.

The reference signs are: 1. a base plate; 2. a support frame; 3. a movable support; 4. an arc-shaped bracket; 5. a roller; 6. connecting columns; 7. fixing a bracket; 8. an adjustment hole; 9. adjusting the handle; 10. a foot frame; 11. a pedal frame; 12. an anti-skid plate; 13. a gas tank; 14. a slide rail; 15. an opening; 16. a cylinder; 17. a fixed seat; 18. a slide base; 19. a slideway; 20. fixing the saddle bracket; 21. fixing the base plate; 22. a protective pad; 23. positioning the bracket; 24. pulling a rope; 25. an electric push rod; 26. an effect frame; 27. a projector; 28. a camera; 29. a first display screen; 30. a second display screen; 31. a reflective mirror; 32. a controller; 33. an audio player; 34. mounting a plate; 35. mounting grooves; 36. a fixing hole; 37. an adjusting plate; 38. connecting holes; 39. a cylinder; 40. a drive chamber; 41. a drive shaft; 42. and a driving wheel.

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 the attached drawings 1-5 in the specification, the swimming stroke multi-freedom-degree core training bearing device comprises a bottom plate 1, a support frame 2 is arranged at the top of the bottom plate 1, a movable support 3 is arranged at the top of the support frame 2, two arc-shaped supports 4 are arranged at the top of the movable support 3, the two arc-shaped supports 4 are arranged at intervals from front to back, rollers 5 are arranged at the top and the bottom of each arc-shaped support 4, the rollers 5 are arranged on the inner wall of one side of the support frame 2, a plurality of connecting columns 6 are arranged between the arc-shaped supports 4 at intervals, two ends of each connecting column 6 are respectively connected with one side, close to the two arc-shaped supports 4, of each arc-shaped support 4 through bolts, a fixed support 7 is fixedly arranged between the two arc-shaped supports 4, an adjusting hole 8 is formed in the arc-shaped support 4 at the front side of the fixed support 7 in a penetrating manner, an adjusting handle 9 is arranged at the front side of the adjusting hole 8, the adjusting handle 9 is positioned at the front side of the movable support 3, the rear end of the adjusting handle 9 penetrates through the movable support 3 and extends into the adjusting hole 8, the bottom of the support frame 2 is provided with a sliding mechanism, the sliding mechanism comprises an opening 15, the opening 15 is provided with the inside of the bottom plate 1, the opening 15 is positioned at the bottom of the support frame 2, the bottom of the opening 15 is provided with a cylinder 16, the front end of the cylinder 16 is fixedly provided with a fixed seat 17, the fixed seat 17 is fixedly connected with the bottom of the bottom plate 1, the outside of the rear end of the cylinder 16 is fixedly adjusted with a sliding seat 18, the top end of the sliding seat 18 penetrates through the opening 15 and is fixedly connected with the bottom of the support frame 2, both sides of the top of the bottom plate 1 are fixedly provided with a sliding way 19, both ends of the support frame 2 are sleeved outside the top end of the sliding way 19, and the movable support 3 on the support frame 2 can be driven to move through the matching of the cylinder 16 and the sliding seat 18, the user can be driven to move back and forth, the rear side of the support frame 2 is provided with a foot training mechanism, the foot training mechanism comprises a foot frame 10, the foot frame 10 is fixedly arranged at the top of the rear end of the bottom plate 1, the front side of the foot frame 10 is provided with a pedal frame 11 and an antiskid plate 12, the antiskid plate 12 is arranged at the front side of the pedal frame 11, an air tank 13 is arranged in the foot frame 10, the rear side of the pedal frame 11 is provided with two slide rails 14, the two slide rails 14 are arranged in bilateral symmetry relative to the central axis of the pedal frame 11, the slide rails 14 are fixedly arranged at the front side of the foot frame 10, the user can train the swimming leg pedaling action through the arrangement in the pedal frame 11 and the antiskid plate 12, the front side of the movable support 3 is provided with a support mechanism and an arm exercising mechanism, arm exercise mechanism includes locating support 23, locating support 23 rear side is equipped with two stay cords 24, and two stay cords 24 set up about 23 the central axis bilateral symmetry of locating support, through the setting of stay cord 24, can temper user's arm strength, supporting mechanism is including fixing saddle support 20, fixing saddle support 20 is fixed and is located 1 top of bottom plate, the fixed backing plate 21 that is equipped with in saddle support 20 top, fixed backing plate 21 both sides all are equipped with the protection and fill up 22, the protection is filled up 22 and is fixed to be located fixed saddle support 20 one side, through the setting of fixed saddle support 20 and fixed backing plate 21, can provide the holding power for the user, supporting mechanism is located arm exercise mechanism rear side.

The implementation scenario is specifically as follows: rotate arc support 4 through the regulation and can adjust user's body shape, make the user not only can experience the swimming gesture commonly used, can also experience the side swimming gesture, and then make what the user can be better carry out the swimming gesture training, after the regulation, through the cooperation of adjusting handle 9 with regulation hole 8, can fix the position of arc support 4, thereby strengthen overall structure's stability, simultaneously with the help of gyro wheel 5's setting, can strengthen arc support 4's stability and equilibrium.

Referring to the attached drawings 3 and 6 of the specification, the supporting frame 2 is fixedly provided with two electric push rods 25 at the top, the top ends of the electric push rods 25 are fixedly connected with the inner wall of the bottom end of the movable support 3, the movable support 3 can be driven to move up and down through the arrangement of the electric push rods 25, so that a storm scene can be simulated, the training intensity of a user is enhanced, the outer part of the rear end of the bottom plate 1 is sleeved with an effect frame 26, the effect frame 26 is sleeved outside the movable support 3, the bottoms of two ends of the effect frame 26 are respectively and fixedly connected with two ends of the supporting frame 2, the top of the inner cavity of the effect frame 26 is fixedly provided with a projector 27, the two sides of the projector 27 are respectively provided with a plurality of cameras 28, the plurality of cameras 28 are uniformly arranged in the front and back at intervals, the cameras 28 are fixedly arranged at the top of the inner cavity of the effect frame 26, 26 bottom both sides inner wall of effect frame is fixed respectively and is equipped with first display screen 29 and second display screen 30, first display screen 29 is located second display screen 30 one side, second display screen 30 top is equipped with reflector 31, reflector 31 and 26 one side inner wall fixed connection of effect frame, 26 tops of effect frame are equipped with controller 32, controller 32 front side is equipped with audio player 33, effect frame 26 one side inner wall is all fixed to locate by controller 32 and audio player 33, through the setting of a plurality of cameras 28, can the omnidirectional monitor user's swimming stroke appearance to show through second display screen 30 and watch for the user, make the user can observe understanding own swimming stroke appearance, first display screen 29 can be clear simultaneously for the swimming stroke appearance body shape of user's broadcast specialty, supply the user to compare the correction.

The implementation scene is specifically as follows: through the setting of a plurality of cameras 28, can the omnidirectional monitor user's swimming stroke, and show for the user through second display screen 30 and watch, make the user can observe the understanding to the swimming stroke of oneself, first display screen 29 can be clear simultaneously plays professional swimming stroke body shape for the user, supply the user to carry out the contrast correction, set up through electric putter 25 simultaneously, drive movable support 3 and carry out the up-and-down motion, and then can simulate the jolting of stormy waves, make the user can experience the swimming scene under the different scenes, training user's swimming stroke that can be better, and with the help of the setting of projecting apparatus 27 and audio player 33, can carry out corresponding projection and the suitable background music of broadcast according to the scene of simulation, overall structure comes better training user's swimming stroke through simulating the scene, reinforcing user's experience sense.

Referring to the accompanying drawings 3, 9 and 10 in the specification, in the core training bearing device for swimming postures with multiple degrees of freedom of the embodiment, two mounting plates 34 are fixedly arranged on the front side of a movable support 3, the two mounting plates 34 are arranged in bilateral symmetry about the central axis of the movable support 3, a mounting groove 35 is formed in the front side of each mounting plate 34, a plurality of fixing holes 36 are formed in the two sides of each mounting plate 34, the fixing holes 36 are uniformly arranged in the front and the back at intervals, an adjusting plate 37 is arranged inside each mounting groove 35, the front end of each adjusting plate 37 penetrates through the mounting groove 35 and extends to the front side of the corresponding mounting groove 35, a plurality of connecting holes 38 are formed in each adjusting plate 37 in a penetrating mode, the connecting holes 38 respectively correspond to the fixing holes 36 in the left and right directions, bolts are arranged on the far sides of the two mounting plates 34 and sequentially penetrate through the fixing holes 36 and the connecting holes 38 and extend to the outside of the mounting plates 34, nuts are connected to the outer portions of the ends of the two bolts close to the nuts through the plurality of the connecting holes 38 and the fixing holes 36, and the extension of the adjusting plates 37 can be adjusted, so that different users can be matched for use, and the adaptability of the invention is improved.

Two regulating plates 37 are close to one side mutually and all fixedly are equipped with cylinder 39, drive chamber 40 has been seted up to cylinder 39 inside, the inside drive shaft 41 that is equipped with in drive chamber 40, drive shaft 41 both ends all through the bearing respectively with drive chamber 40 both sides inner wall swing joint, the outside winding of drive shaft 41 has the coil spring, the one end that regulating plates 37 were kept away from to cylinder 39 is equipped with drive wheel 42, drive shaft 41 run through cylinder 39 and with drive wheel 42 fixed connection, drive wheel 42 keeps away from the fixed handle that is equipped with in one side of cylinder 39, through the setting of coil spring, can be reset by stirring drive shaft 41 and drive wheel 42 to at the in-process that resets, the resistance of dialling next time of reinforcing user, and then can more effectually temper user's arm.

The implementation scene is specifically as follows: the extension distance of the adjusting plate 37 can be adjusted through the arrangement of the fixing holes 36 and the connecting holes 38, so that the adjusting plate can be matched with different users for use, the adaptability of the swimming pool arm swinging device is improved, meanwhile, in the process of swinging and arm swinging of a user, the user drives the driving wheel 42 and the driving shaft 41 to rotate by stirring the handle, the driving shaft 41 resets through the rebound force of the coil spring, and in the resetting process, the resistance of the user in stirring the handle can be enhanced, and further, the arm strength of the user can be effectively improved.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a swimming stroke multi freedom core training bears device, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is provided with a support frame (2), the top of the support frame (2) is provided with a movable bracket (3), the top of the movable bracket (3) is provided with two arc brackets (4), the two arc brackets (4) are arranged at intervals in the front and back, the top and the bottom of the arc-shaped bracket (4) are both provided with rollers (5), the idler wheels (5) are arranged on the inner wall of one side of the support frame (2), a plurality of connecting columns (6) are arranged between the arc-shaped brackets (4), the connecting columns (6) are uniformly arranged at intervals, two ends of each connecting column (6) are respectively connected with one side, close to the two arc-shaped brackets (4), of each arc-shaped bracket (4) through bolts, a fixing bracket (7) is fixedly arranged between the two arc-shaped brackets (4), an adjusting hole (8) is arranged in the arc-shaped bracket (4) at the front side of the fixed bracket (7) in a penetrating way, an adjusting handle (9) is arranged at the front side of the adjusting hole (8), the adjusting handle (9) is positioned at the front side of the movable bracket (3), the rear end of the adjusting handle (9) penetrates through the movable bracket (3) and extends into the adjusting hole (8), the bottom of the supporting frame (2) is provided with a sliding mechanism, the rear side of the supporting frame (2) is provided with a foot training mechanism, the front side of the movable support (3) is provided with a supporting mechanism and an arm exercising mechanism, and the supporting mechanism is positioned on the rear side of the arm exercising mechanism.

2. The core training bearing device of swimming stroke multi-freedom degree according to claim 1, characterized in that: the foot training mechanism comprises a foot frame (10), wherein the foot frame (10) is fixedly arranged at the top of the rear end of the bottom plate (1), a pedal frame (11) and an anti-slip plate (12) are arranged on the front side of the foot frame (10), the anti-slip plate (12) is arranged on the front side of the pedal frame (11), a gas tank (13) is arranged inside the foot frame (10), two sliding rails (14) are arranged on the rear side of the pedal frame (11), the two sliding rails (14) are arranged in a manner of bilateral symmetry about the central axis of the pedal frame (11), and the sliding rails (14) are fixedly arranged on the front side of the foot frame (10).

3. The core training bearing device of swimming stroke multi-freedom degree according to claim 1, characterized in that: slide mechanism includes opening (15), bottom plate (1) has been seted up inside opening (15), opening (15) are located support frame (2) bottom, opening (15) bottom is equipped with cylinder (16), cylinder (16) front end is fixed and is equipped with fixing base (17), fixing base (17) and bottom plate (1) bottom fixed connection, cylinder (16) rear end external fixation is equipped with slide (18), slide (18) top run through opening (15) and with support frame (2) bottom fixed connection, bottom plate (1) top both sides are all fixed and are equipped with slide (19), slide (19) top outside is all located to support frame (2) both ends cover.

4. The core training bearing device for swimming stroke multiple degrees of freedom according to claim 1, characterized in that: the supporting mechanism comprises a fixed saddle support (20), the fixed saddle support (20) is fixedly arranged at the top of the bottom plate (1), a fixed base plate (21) is fixedly arranged at the top of the fixed saddle support (20), protective pads (22) are arranged on two sides of the fixed base plate (21), and the protective pads (22) are fixedly arranged on one side of the fixed saddle support (20).

5. The core training bearing device of swimming stroke multi-freedom degree according to claim 1, characterized in that: the arm exercising mechanism comprises a positioning support (23), two pull ropes (24) are arranged on the rear side of the positioning support (23), and the two pull ropes (24) are arranged in a bilateral symmetry mode around the central axis of the positioning support (23).

6. The core training bearing device of swimming stroke multi-freedom degree according to claim 1, characterized in that: two electric push rods (25) are fixedly arranged at the top of the support frame (2), and the top ends of the electric push rods (25) are fixedly connected with the inner wall of the bottom end of the movable support (3).

7. The core training bearing device for swimming stroke multiple degrees of freedom according to claim 1, characterized in that: bottom plate (1) rear end outside cover is equipped with effect frame (26), movable support (3) outside is located to effect frame (26) cover, effect frame (26) both ends bottom respectively with support frame (2) both ends fixed connection, fixed projector (27) that is equipped with in effect frame (26) inner chamber top, projector (27) both sides all are equipped with a plurality of cameras (28), the even interval setting in the back before a plurality of cameras (28), camera (28) are fixed and are located effect frame (26) inner chamber top, effect frame (26) bottom both sides inner wall is fixed respectively and is equipped with first display screen (29) and second display screen (30), first display screen (29) are located second display screen (30) one side, second display screen (30) top is equipped with reflector (31), reflector (31) and effect frame (26) one side inner wall fixed connection, effect frame (26) top is equipped with controller (32), controller (32) front side is equipped with audio player (33), controller (32) and audio player (26) equal fixed effect frame (26) one side inner wall.

8. The core training bearing device of swimming stroke multi-freedom degree according to claim 1, characterized in that: the fixed two mounting panels (34) that are equipped with of movable support (3) front side, two mounting panels (34) set up about movable support (3) the central axis bilateral symmetry, mounting groove (35) have been seted up to mounting panel (34) front side, a plurality of fixed orificess (36) have all been seted up to mounting panel (34) both sides, and the even interval in back before a plurality of fixed orificess (36) sets up, inside regulating plate (37) that is equipped with of mounting groove (35), regulating plate (37) front end runs through mounting groove (35) and extends to mounting groove (35) front side, regulating plate (37) are inside to run through and have been seted up a plurality of connecting holes (38), and a plurality of connecting holes (38) are corresponding about the position with a plurality of fixed orificess (36) respectively, and two mounting panels (34) are kept away from one side mutually all are equipped with the bolt, the bolt runs through fixed orifices (36) and connecting hole (38) in proper order and extends to mounting panel (34) outside, and two bolt are close to the equal threaded connection in the one end outside that is close to mutually have the nut.

9. The core training bearing device of swimming stroke multi-freedom degree according to claim 8, characterized in that: two regulating plates (37) are close to one side mutually and all fixedly are equipped with cylinder (39), drive chamber (40) have been seted up to cylinder (39) inside, drive chamber (40) inside is equipped with drive shaft (41), drive shaft (41) both ends all through the bearing respectively with drive chamber (40) both sides inner wall swing joint, the outside winding of drive shaft (41) has the coil spring, the one end that regulating plate (37) were kept away from in cylinder (39) is equipped with drive wheel (42), drive shaft (41) run through cylinder (39) and with drive wheel (42) fixed connection, the fixed handle that is equipped with in one side that cylinder (39) were kept away from in drive wheel (42).