CN114159747B

CN114159747B - A interesting vital capacity training equipment for swimming beginner

Info

Publication number: CN114159747B
Application number: CN202111470736.1A
Authority: CN
Inventors: 廖文豪; 王怀华; 文礼波
Original assignee: Chengdu Normal University
Current assignee: Chengdu Normal University
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-07-29
Anticipated expiration: 2041-12-03
Also published as: CN114159747A

Abstract

The invention relates to interesting vital capacity training equipment for swimming beginners, which belongs to the technical field of swimming training equipment and comprises: a transparent water storage barrel; the training component is arranged on the seat and used for realizing breath holding training of a swimming beginner in the transparent water storage barrel; according to the invention, through the live-action training simulation space formed by the transparent water storage barrel, the upright post and the seat, the swimming beginner can carry out the breathing-out training of the vital capacity in a real environment, the training interest of the swimming beginner can be improved, the real underwater feeling can be simulated, the swimming beginner can know the underwater body feeling in advance, and the interest of the swimming learning training is further improved; the invention has the advantages of convenient use, good training effect, safety, reliability, strong practicability and popularization value.

Description

A interesting vital capacity training equipment for swimming beginner

Technical Field

The invention belongs to the technical field of swimming training equipment, and particularly relates to interesting vital capacity training equipment for swimming beginners.

Background

Swimming is a healthy sport item, and is popular among people in daily life. For swimming beginners, the breathing out and spitting out in water are the key points in swimming teaching and are difficult points, and based on the difficulty, special training of certain breathing out and spitting out vital capacity is usually required before beginners swimming; at present, vital capacity training needs to be carried out in a specific field, and training is carried out mostly through household facilities such as a bathtub, a deep barrel and the like due to the fact that training is troublesome when people go to the specific field such as a swimming pool or the sea side, but the training is lack of reality during swimming, so that not only is the interest of a beginner low, but also the training effect cannot be achieved; therefore, there is an urgent need for an interesting vital capacity training device for swimming beginners.

Disclosure of Invention

In view of the above, the present invention provides an interesting vital capacity training device for swimming beginners, so as to solve the disadvantages of the prior art.

The technical scheme of the invention is as follows: an interesting vital capacity training device for swimming beginners, comprising: the device comprises a transparent water storage barrel, a stand column, a plurality of seats and a training assembly; the upright column penetrates through the interior of the transparent water storage barrel and is coaxial with the transparent water storage barrel, and the upright column is vertically and fixedly connected with the bottom of the transparent water storage barrel; the plurality of seats are uniformly arranged on the outer side of the upright post in a surrounding way by taking the axis of the upright post as the center, and the seats are connected with the upright post; the training component is arranged on the seat and is used for realizing breath holding training of a swimming beginner in the transparent water storage barrel; the training assembly comprises: the connecting seat is arranged on one side of the seat close to the upright post, one side of the connecting seat is fixedly connected with the seat, and the other side of the connecting seat is connected with the upright post in a sliding manner; the driving mechanism is arranged on the seat and used for driving the connecting seat to slide on the upright post by the leg kicking of a trainer; and the controller is arranged on the outer wall of the transparent water storage barrel and is electrically connected with the driving mechanism.

Preferably, the driving mechanism comprises a plurality of guide edges uniformly arranged on the outer side of the stand column, the guide edges are fixedly connected with the stand column and parallel to the stand column, one side of the connecting seat far away from the seat is provided with a U-shaped groove, two ends of the U-shaped groove are respectively and symmetrically provided with two first T-shaped sliding blocks, two sides of the guide edges are respectively and symmetrically provided with two first sliding grooves, the guide edges are embedded into the U-shaped groove and are in fit connection with the first sliding grooves through the first T-shaped sliding blocks, one side of the guide edges far away from the stand column is fixedly provided with a rack, the inner side of the U-shaped groove is provided with a mounting hole, a first rotating shaft is arranged on the mounting hole in a penetrating manner and is in rotary connection with the connecting seat through a bearing, a worm sleeve is sleeved on the first rotating shaft and is coaxial with the first rotating shaft, the worm sleeve is fixedly connected with the first rotating shaft, the worm sleeve penetrates through the mounting hole to be in fit connection with the rack, the bottom of the seat on the first rotating shaft is provided with a leg pedaling mechanism for driving the first rotating shaft to rotate, the leg-kicking mechanism is electrically connected with the controller.

Preferably, the leg pedaling mechanism comprises two worms symmetrically arranged at the bottom of the seat in a penetrating manner, the worms are parallel to the first rotating shaft and are rotationally connected with the seat through bearings, an internal thread sleeve is sleeved on the worms and is connected with the worms in a matching manner, two first through holes are symmetrically formed in one side of the bottom of the seat far away from the connecting seat, a connecting rod is arranged on the first through holes in a penetrating manner, one end of the connecting rod is fixedly connected with the internal thread sleeve, the other end of the connecting rod extends out of the first through hole, a pedal is fixedly arranged on the connecting rod, and a one-way transmission mechanism is arranged between the first rotating shaft and the worms and used for achieving the purpose of utilizing the two worms to alternately drive the first rotating shaft to rotate.

Preferably, the one-way transmission mechanism comprises a first belt pulley sleeved at the bottom of the worm and coaxial with the first belt pulley, the first belt pulley is fixedly connected with the worm, the bottom of the first rotating shaft is respectively provided with two second belt pulleys at intervals and coaxial with the first rotating shaft, the second belt pulleys are rotatably connected with the first rotating shaft through bearings, one side, close to the connecting seat, of the seat is provided with a second through hole, the bottom of the connecting seat is provided with a third through hole and communicated with the second through hole, the belt sequentially penetrates through the second through hole, the third through hole is connected with the first belt pulley and the second belt pulley in a matched mode, one side, located at the second belt pulley, of the first rotating shaft is sleeved with a ratchet wheel and fixedly connected with the ratchet wheel, the outer side, located at the ratchet wheel, of the first rotating shaft is sleeved with a connecting ring and coaxial with the connecting ring, one end of the connecting ring is fixedly connected with the second belt pulley, the inner wall of the connecting ring is hinged with a pawl, and the pawl is connected with the ratchet wheel in a matched mode.

Preferably, the inboard of first through-hole has set firmly the deflector, and the second spout has been seted up to one side that the deflector is close to the connecting rod, and one side that the connecting rod is close to the deflector has set firmly second T type slider, and second T type slider imbeds in the second spout and rather than the cooperation be connected, and the bottom of second spout is equipped with the spring, and spring one end is connected with second T type slider, and the other end is connected with the bottom of second spout.

Preferably, a motor is embedded in the top of the connecting seat, the upper end of the first rotating shaft penetrates through the connecting seat and is fixedly provided with a first gear, a second gear is fixedly arranged on an output shaft of the motor and is connected with the first gear in a matched manner, and the motor is electrically connected with the controller.

Preferably, transparent water storage bucket is located and inlays respectively on the outside inner wall of seat and is equipped with a plurality of two-sided LED display screens, and the bottom of seat is inlayed and is equipped with the distancer, and two-sided LED display screen, distancer are connected with the controller electricity respectively.

Preferably, the top of seat still is equipped with flexible return bend, and the one end and the seat of flexible return bend are connected and are passed through pipeline and outside oxygen supply equipment intercommunication, are equipped with the solenoid valve on the flexible return bend, and the solenoid valve is connected with the controller electricity.

Preferably, the top of transparent water storage bucket has set firmly the water pump, and the water pump passes through the pipeline and communicates with outside water source, and the bottom of transparent water storage bucket is equipped with the discharge pipe, is equipped with the valve on the discharge pipe, and the water pump is connected with the controller electricity.

Compared with the prior art, the interesting vital capacity training equipment for the swimming beginner, provided by the invention, can enable the swimming beginner to carry out vital capacity breath holding training in a real environment through a real scene training simulation space formed by the transparent water storage barrel, the stand column and the seat, so that the training interest of the swimming beginner can be improved, the real underwater feeling can be simulated, the swimming beginner can know the underwater body feeling in advance, and the interestingness of swimming learning and training is further improved; the connecting seat and the driving mechanism are matched for use, so that a beginner can kick water on legs when carrying out breath holding training, the coordination feeling of mutual matching of breath holding and limbs in swimming can be really felt, the difficulty of the breath holding training can be increased, the strength of vital capacity training is improved, and the training effect is further improved; the guide edges, the rack and the worm sleeve are matched for use, so that the depth of a beginner in water can be flexibly adjusted, the movement up and down in water can be simulated, and the reality of the beginner in vital capacity exercise is further improved; the leg pedaling mechanism enables the beginner to displace under self control, so that not only can continuous diving breath holding training be carried out, but also deep diving floating exercise can be carried out, the situation that the beginner is only breath holding and cannot adapt to the consumption speed of oxygen in the real swimming process is avoided, and the flexibility of swimming training is further improved; by matching the worm with the internal thread sleeve, a beginner simulates a water treading process through a pedal, and accelerates oxygen consumption through water treading, so that the strength of vital capacity training is improved; through the belt pulley, the ratchet wheel and pawl mechanism and the return spring, a beginner can drive the self displacement training with rhythm, and master the swimming limb rhythm in advance; the training process can be controlled by external personnel through the motor at the top of the connecting seat, so that the training safety of a beginner is ensured; the double-sided LED display screen and the range finder can enable a beginner and a coach to directly obtain the vital capacity training degree, and also can enable a plurality of people to play an interesting match, so that the use convenience is further improved; the flexible elbow can enable a beginner to be communicated with the oxygen supply equipment, intermittent oxygen supply is carried out on the beginner when continuous breath holding training is carried out in the transparent water storage barrel, accidents during training can be avoided, and urgent oxygen supply is carried out on the beginner; the depth of water in the transparent water storage barrel is flexibly set through the water pump and the water outlet pipe, so that beginners in different exercise stages can conveniently train; the training equipment is convenient to use, good in training effect, safe, reliable, high in practicability and worthy of popularization.

Drawings

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

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

FIG. 3 is a cross-sectional view A-A of the present invention;

FIG. 4 is an enlarged schematic view of the invention at B;

FIG. 5 is an enlarged schematic view at C of the present invention;

fig. 6 is an enlarged schematic view at C of the present invention.

Detailed Description

The present invention provides an interesting vital capacity training device for swimming beginners, which is described below with reference to the schematic structural views of fig. 1 to 6.

Example 1

As shown in fig. 1 to 3, an interesting vital capacity training apparatus for swimming beginners, comprising: the training device comprises a transparent water storage barrel 1, a stand column 2, a plurality of seats 3 and a training component; the upright column 2 penetrates through the interior of the transparent water storage barrel 1 and is coaxial with the transparent water storage barrel, and the upright column 2 is vertically and fixedly connected with the bottom of the transparent water storage barrel 1; the plurality of seats 3 are uniformly arranged on the outer side of the upright post 2 in a surrounding way by taking the axis of the upright post as the center, and the seats 3 are connected with the upright post 2; the training component is arranged on the seat 3 and is used for realizing breath holding training of a swimming beginner in the transparent water storage barrel 1; through a live-action training simulation space formed by the transparent water storage barrel, the stand column and the seat, a swimming beginner can carry out vital capacity suffocating training in a real environment, the training interest of a trainer can be improved, real underwater feeling can be simulated, the trainer can know the underwater body feeling in advance, and the swimming learning training interest is further improved; the training assembly comprises: the connecting seat 4 is arranged on one side, close to the upright post 2, of the seat 3, one side of the connecting seat 4 is fixedly connected with the seat 3, and the other side of the connecting seat is connected with the upright post 2 in a sliding manner; the driving mechanism is arranged on the seat 3 and used for driving the connecting seat 4 to slide on the upright post by the leg kicking of a trainer; and the controller 5 is arranged on the outer wall of the transparent water storage barrel 1, and the controller 5 is electrically connected with the driving mechanism.

Preferably, the top of the transparent water storage barrel 1 is fixedly provided with a water pump 91, the water pump 91 is communicated with an external water source through a pipeline, the bottom of the transparent water storage barrel 1 is provided with a discharge pipe 92, the discharge pipe 92 is provided with a valve 93, the water pump 91 is electrically connected with the controller 5, the water pump and a water outlet pipe flexibly set the depth of water in the transparent water storage barrel, so that people in different exercise stages can conveniently train, and trainers enter the transparent water storage barrel, use a conventional staircase to reach the edge of the top of the transparent water storage barrel, and cross the transparent water storage barrel to reach a seat; or the top of the transparent water storage barrel is hinged with an everted support plate, and the support plate and the barrel arm form a connecting bridge vertically during inward overturning, so that the training personnel can conveniently overturn outwards after arriving at the seat, and the influence on the training is avoided.

Example 2

In order to further improve the training effect, use through connecting seat and actuating mechanism cooperation, can make training personnel when carrying out the training of breathing out, can also carry out the kicking water of shank, not only can really feel in swimming the harmonious sense of breathing out and limb mutually supporting, can increase the degree of difficulty of the training of breathing out moreover, improve the intensity of vital capacity training.

As shown in fig. 4, preferably, the driving mechanism includes a plurality of guide edges 21 uniformly disposed on the outer side of the upright 2, the guide edges 21 are fixedly connected with and parallel to the upright 2, a U-shaped groove 22 is formed on one side of the connecting seat 4 away from the seat 3, two first T-shaped sliders 23 are respectively and symmetrically fixed at two ends of the U-shaped groove 22, two first sliding grooves 24 are respectively and symmetrically formed on two sides of the guide edges 21, the guide edges 21 are embedded in the U-shaped groove 22 and are in fit connection with the first T-shaped sliders 23 and the first sliding grooves 24, a rack 25 is fixed on one side of the guide edges 21 away from the upright 2, a mounting hole 26 is formed on the inner side of the U-shaped groove 22, a first rotating shaft 27 is penetrated through the mounting hole 26 and is rotatably connected with the connecting seat 4 through a bearing, a worm sleeve 28 is sleeved on the first rotating shaft 27 and is coaxial therewith, the worm sleeve 28 is fixedly connected with the first rotating shaft 27, the worm sleeve 28 penetrates through the mounting hole 26 and is in fit connection with the rack 25, the bottom that seat 3 is located first pivot 27 is equipped with kicking the leg mechanism for realize driving first pivot 27 and rotate, kicking the leg mechanism and being connected with controller 5 electricity, use through direction arris, rack and worm cover cooperation, not only can adjust the different degree of depth of training person in aqueous in a flexible way, but also can simulate the reciprocating of training person in aqueous, further improve the authenticity that swimming lung vital capacity was held back breath and was practiced.

Example 3

In order to further improve the flexibility of training, through kicking the displacement that the mechanism training personnel can carry out through self control, not only can carry out the training of breathing out of diving in succession, but also can carry out deep diving floating up exercise, avoid training personnel to breathe out simply, can't adapt to the consumption speed of true swimming in-process oxygen.

As shown in fig. 5, preferably, the leg pedaling mechanism includes two worms 31 symmetrically disposed at the bottom of the seat 3 in a penetrating manner, the worms 31 are parallel to the first rotating shaft 27 and rotatably connected with the seat 3 through bearings, an internal thread sleeve 32 is sleeved on the worms 31 and is cooperatively connected with the worms 31, two first through holes 33 are symmetrically disposed at one side of the bottom of the seat 3 away from the connecting seat 4, a connecting rod 34 is disposed on the first through holes 33 in a penetrating manner, one end of the connecting rod 34 is fixedly connected with the internal thread sleeve 32, the other end of the connecting rod extends out of the first through hole 33 and is fixedly provided with pedals 35, a one-way transmission mechanism is further disposed between the first rotating shaft 27 and the worms 31 of the seat 3 for alternately driving the first rotating shaft 27 to rotate by using the two worms 31, the pedals simulate a pedaling process by using the worms and the internal thread sleeve, and accelerate oxygen consumption by pedaling, thereby improving strength of vital capacity training.

Preferably, the one-way transmission mechanism includes a first belt pulley 41 sleeved on the bottom of the worm 31 and coaxial therewith, the first belt pulley 41 is fixedly connected with the worm 31, the bottom of the first rotating shaft 27 is respectively provided with two second belt pulleys 42 at intervals and coaxial therewith, the second belt pulleys 42 are rotatably connected with the first rotating shaft 27 through bearings, one side of the seat 3 close to the connecting seat 4 is provided with a second through hole 43, the bottom of the connecting seat 4 is provided with a third through hole 44 and communicated with the second through hole 43, a belt sequentially passes through the second through hole 43 and the third through hole 44 to be connected with the first belt pulley 41 and the second belt pulley 42 in a matching manner, one side of the first rotating shaft 27 located on the second belt pulley 42 is sleeved with a ratchet wheel 45 and fixedly connected therewith, the outer side of the first rotating shaft 27 located on the ratchet wheel 45 is sleeved with a connecting ring 46 and coaxial therewith, one end of the connecting ring 46 is fixedly connected with the second belt pulley 42, the inner wall of the connecting ring 46 is hinged with a pawl 47, the pawl 47 is connected with the ratchet wheel 45 in a matching way, and the trainer rhythmically drives the self displacement training to master the swimming limb rhythm in advance through the belt pulley, the ratchet wheel and pawl mechanism and the return spring.

Preferably, a guide plate 51 is fixedly arranged on the inner side of the first through hole 33, a second sliding groove 52 is formed in one side of the guide plate 51 close to the connecting rod 34, a second T-shaped sliding block 53 is fixedly arranged on one side of the connecting rod 34 close to the guide plate 51, the second T-shaped sliding block 53 is embedded in the second sliding groove 52 and is connected with the second sliding groove in a matching manner, a spring 54 is arranged at the bottom of the second sliding groove 52, one end of the spring 54 is connected with the second T-shaped sliding block 53, and the other end of the spring is connected with the bottom of the second sliding groove 52.

Example 4

In order to further improve the use convenience, the motor at the top of the connecting seat can enable external personnel to control the training process, and the safety of the training personnel is ensured; through two-sided LED display screen and have the distancer not only can make training personnel and coach, can directly obtain the degree of vital capacity training to can also many people carry out interesting match.

Preferably, a motor 61 is embedded in the top of the connecting seat 4, the upper end of the first rotating shaft 27 penetrates through the connecting seat 4 and is fixedly provided with a first gear 62, a second gear 63 is fixedly provided on an output shaft of the motor 61 and is connected with the first gear 62 in a matching manner, and the motor 61 is electrically connected with the controller 5.

Preferably, transparent water storage bucket 1 is located and inlays respectively on the outside inner wall of seat 3 and is equipped with a plurality of two-sided LED display screens 71, and the bottom of seat 3 is inlayed and is equipped with distancer 72, and two-sided LED display screens 71, distancer 72 are connected with controller 5 electricity respectively.

As shown in fig. 6, preferably, a flexible bent pipe 81 is further disposed on the top of the seat 3, one end of the flexible bent pipe 81 is connected to the seat 3 and is communicated with an external oxygen supply device through a pipeline, an electromagnetic valve 82 is disposed on the flexible bent pipe 81, the electromagnetic valve 82 is electrically connected to the controller 5, and an underwater respirator is mounted on an end portion of the flexible bent pipe 81, so that a beginner can conveniently bite the underwater respirator and use external oxygen to place the underwater respirator in a drowning state.

When a swimming beginner needs to perform vital capacity training, a water pump is communicated with an external water source valve through a pipeline, the water pump is started to inject water into a transparent water storage barrel, after the water injection is finished, a motor is controlled to move a seat to the top of an upright post, a staircase is placed on the outer side of the transparent water storage barrel, a trainer reaches the seat through the staircase and sits on the seat, a safety belt is used for restraining the waist of the trainer, a swimming goggle is worn on the eyes of the beginner, and a respirator at the end part of a flexible bent pipe is placed at the mouth part of the beginner and is bitten; controlling a motor to move a seat downwards according to the training condition of a beginner, starting timing on a double-sided LED display screen when the head of a person to be trained enters the water surface, collecting the submerging depth by a range finder and displaying the submerging depth on the double-sided LED display screen, and stopping moving downwards when the depth of planned training is reached; a beginner alternately steps on pedals in front of the seat by two feet, and the driving worm alternately drives the first rotating shaft to rotate through a belt and a ratchet wheel and pawl mechanism, so that the seat slowly ascends; in the process of rising, outside coach can be according to on-the-spot beginner's vital capacity condition, and control solenoid valve carries out the oxygen suppliment to the beginner, can avoid taking place the drowned condition on the one hand, but also can make the beginner practice in the aquatic hold breath, vomit.

According to the interesting vital capacity training equipment for the swimming beginner, the real-scene training simulation space formed by the transparent water storage barrel, the stand column and the seat can enable the swimming beginner to carry out vital capacity breath holding training in a real environment, so that the training interest of the swimming beginner can be improved, real underwater feeling can be simulated, the swimming beginner can know underwater body feeling in advance, and the interestingness of swimming learning training is further improved; the connecting seat and the driving mechanism are matched for use, so that a beginner can kick water on legs when carrying out breath holding training, the coordination feeling of mutual matching of breath holding and limbs in swimming can be really felt, the difficulty of the breath holding training can be increased, the strength of vital capacity training is improved, and the training effect is further improved; the guide edges, the rack and the worm sleeve are matched for use, so that the depth of a beginner in water can be flexibly adjusted, the movement up and down in water can be simulated, and the reality of the beginner in vital capacity exercise is further improved; the leg pedaling mechanism enables the beginner to displace under self control, so that not only can continuous diving breath holding training be carried out, but also deep diving floating exercise can be carried out, the situation that the beginner is only breath holding and cannot adapt to the consumption speed of oxygen in the real swimming process is avoided, and the flexibility of swimming training is further improved; by matching the worm with the internal thread sleeve, a beginner simulates a water treading process through a pedal, and accelerates oxygen consumption through water treading, so that the strength of vital capacity training is improved; through the belt pulley, the ratchet wheel and pawl mechanism and the return spring, a beginner can drive the self displacement training with rhythm, and master the swimming limb rhythm in advance; the training process can be controlled by external personnel through the motor at the top of the connecting seat, so that the training safety of a beginner is ensured; the double-sided LED display screen and the range finder can enable a beginner and a coach to directly obtain the vital capacity training degree, and also can enable a plurality of people to play an interesting match, so that the use convenience is further improved; the flexible elbow can enable a beginner to be communicated with the oxygen supply equipment, intermittent oxygen supply is carried out on the beginner when continuous breath holding training is carried out in the transparent water storage barrel, accidents during training can be avoided, and urgent oxygen supply is carried out on the beginner; the depth of water in the transparent water storage barrel is flexibly set through the water pump and the water outlet pipe, so that beginners in different exercise stages can conveniently train; the training equipment is convenient to use, good in training effect, safe, reliable, high in practicability and worthy of popularization.

The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. An interesting vital capacity training device for swimming beginners, comprising: a transparent water storage barrel (1); the upright post (2) penetrates through the inside of the transparent water storage barrel (1) and is coaxial with the transparent water storage barrel, and the upright post (2) is vertically and fixedly connected with the bottom of the transparent water storage barrel (1); the seats (3) are uniformly arranged on the outer side of the upright post (2) in a surrounding manner by taking the axis of the upright post as the center, and the seats (3) are connected with the upright post (2); the training component is arranged on the seat (3) and is used for realizing breath holding training of a swimming beginner in the transparent water storage barrel (1); the training assembly comprises: the connecting seat (4) is arranged on one side, close to the upright post (2), of the seat (3), one side of the connecting seat (4) is fixedly connected with the seat (3), and the other side of the connecting seat is connected with the upright post (2) in a sliding manner; the driving mechanism is arranged on the seat (3) and is used for driving the connecting seat (4) to slide on the upright post by pedaling the legs of a trainer; the controller (5) is arranged on the outer wall of the transparent water storage barrel (1), and the controller (5) is electrically connected with the driving mechanism;

The driving mechanism comprises a plurality of guide edges (21) which are uniformly arranged on the outer side of an upright post (2), the guide edges (21) are fixedly connected with the upright post (2) and are parallel to the upright post, one side of a connecting seat (4) far away from a seat (3) is provided with a U-shaped groove (22), two ends of the U-shaped groove (22) are respectively and symmetrically provided with two first T-shaped sliding blocks (23), two sides of the guide edges (21) are respectively and symmetrically provided with two first sliding grooves (24), the guide edges (21) are embedded into the U-shaped groove (22) and are matched and connected with the first T-shaped sliding blocks (23) and the first sliding grooves (24), one side of the guide edges (21) far away from the upright post (2) is fixedly provided with a rack (25), the inner side of the U-shaped groove (22) is provided with a mounting hole (26), a first rotating shaft (27) penetrates through the mounting hole (26) and is rotatably connected with the connecting seat (4) through a bearing, a worm sleeve (28) is sleeved on the first rotating shaft (27) and is coaxial with the first rotating shaft, the worm sleeve (28) is fixedly connected with the first rotating shaft (27), the worm sleeve (28) penetrates through the mounting hole (26) to be matched and connected with the rack (25), a leg pedaling mechanism is arranged at the bottom of the first rotating shaft (27) of the seat (3) and used for driving the first rotating shaft (27) to rotate, and the leg pedaling mechanism is electrically connected with the controller (5);

The leg pedaling mechanism comprises two worms (31) symmetrically arranged at the bottom of the seat (3) in a penetrating mode, the worms (31) are parallel to the first rotating shaft (27) and are rotatably connected with the seat (3) through bearings, an internal thread sleeve (32) is sleeved on the worms (31) and is in matched connection with the worms, two first through holes (33) are symmetrically formed in one side, away from the connecting seat (4), of the bottom of the seat (3), a connecting rod (34) penetrates through the first through holes (33), one end of the connecting rod (34) is fixedly connected with the internal thread sleeve (32), the other end of the connecting rod extends out of the first through holes (33) and is fixedly provided with pedals (35), and a one-way transmission mechanism is further arranged between the first rotating shaft (27) and the worms (31) and used for achieving the purpose that the two worms (31) are used for alternately driving the first rotating shaft (27) to rotate;

the one-way transmission mechanism comprises a first belt pulley (41) sleeved at the bottom of the worm (31) and coaxial with the first belt pulley, the first belt pulley (41) is fixedly connected with the worm (31), two second belt pulleys (42) are respectively arranged at the bottom of the first rotating shaft (27) at intervals and coaxial with the first rotating shaft, the second belt pulleys (42) are rotatably connected with the first rotating shaft (27) through bearings, a second through hole (43) is formed in one side, close to the connecting seat (4), of the seat (3), a third through hole (44) is formed in the bottom of the connecting seat (4) and communicated with the second through hole (43), a belt sequentially penetrates through the second through hole (43), the third through hole (44) is connected with the first belt pulley (41) and the second belt pulley (42) in a matched mode, a ratchet wheel (45) is sleeved at one side, located on the second belt pulley (42), of the first rotating shaft (27) and fixedly connected with the ratchet wheel (45), and a connecting ring (46) is sleeved at the outer side, located on the ratchet wheel (45), and coaxial with the first rotating shaft (27), one end of the connecting ring (46) is fixedly connected with the second belt pulley (42), a pawl (47) is hinged to the inner wall of the connecting ring (46), and the pawl (47) is connected with the ratchet wheel (45) in a matched mode.

2. The interesting vital capacity training equipment for swimming beginners according to claim 1, wherein a guide plate (51) is fixedly arranged on the inner side of the first through hole (33), a second sliding groove (52) is formed in one side, close to the connecting rod (34), of the guide plate (51), a second T-shaped sliding block (53) is fixedly arranged on one side, close to the guide plate (51), of the connecting rod (34), the second T-shaped sliding block (53) is embedded in the second sliding groove (52) and is connected with the second sliding groove in a matched mode, a spring (54) is arranged at the bottom of the second sliding groove (52), one end of the spring (54) is connected with the second T-shaped sliding block (53), and the other end of the spring is connected with the bottom of the second sliding groove (52).

3. The interesting vital capacity training device for swimming beginners as claimed in claim 1, wherein a motor (61) is embedded in the top of the connecting base (4), the upper end of the first rotating shaft (27) passes through the connecting base (4) and is fixedly provided with a first gear (62), a second gear (63) is fixedly provided on an output shaft of the motor (61) and is in fit connection with the first gear (62), and the motor (61) is electrically connected with the controller (5).

4. The interesting vital capacity training device for the swimming beginner according to claim 1, wherein a plurality of double-sided LED display screens (71) are respectively embedded on the inner wall of the transparent water storage barrel (1) on the outer side of the seat (3), a distance meter (72) is embedded at the bottom of the seat (3), and the double-sided LED display screens (71) and the distance meter (72) are respectively and electrically connected with the controller (5).

5. The interesting vital capacity training device for swimming beginners according to claim 1, wherein a flexible elbow (81) is further arranged at the top of the seat (3), one end of the flexible elbow (81) is connected with the seat (3) and is communicated with an external oxygen supply device through a pipeline, an electromagnetic valve (82) is arranged on the flexible elbow (81), and the electromagnetic valve (82) is electrically connected with the controller (5).

6. The training device for the interesting vital capacity of the swimming beginner according to claim 1, wherein a water pump (91) is fixedly arranged at the top of the transparent water storage barrel (1), the water pump (91) is communicated with an external water source through a pipeline, a discharge pipe (92) is arranged at the bottom of the transparent water storage barrel (1), a valve (93) is arranged on the discharge pipe (92), and the water pump (91) is electrically connected with the controller (5).