CN113230604A

CN113230604A - Special leg pressing device of sports training

Info

Publication number: CN113230604A
Application number: CN202110680475.XA
Authority: CN
Inventors: 付栋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-08-10
Anticipated expiration: 2041-06-18
Also published as: CN113230604B

Abstract

The invention discloses a leg pressing device special for physical training, and relates to the technical field of physical training instruments. The device comprises a mounting platform which is arranged in a supporting piece in a sliding way; an adjusting motor and a starting motor are respectively arranged in the power box; the adjusting motor is provided with a worm through a gear box; the gear is meshed with a rack; a magnetic conductive lock bolt is arranged in the limiting sleeve in a sliding way; two ends of the connecting rod are respectively fixedly connected with the supporting piece; the outer side wall of the connecting shaft is fixedly sleeved with an eccentric shaft; the outer side wall of the eccentric shaft is rotatably sleeved with a support sleeve; the two ends of the handrail are respectively and fixedly provided with an expansion joint. The invention has the beneficial effects that: according to the leg pressing mode and the position of adjustment leg pressing device to adjust mounting platform according to the user's demand and to the support height of connecting axle and carry out the leg pressing training, improve flexibility and the variety of using, and follow support piece at the connecting axle and conveniently take off the shank behind the gliding, guarantee user safety, the operation is smooth and easy convenient, uses nimble safety more.

Description

Special leg pressing device of sports training

Technical Field

The invention relates to the technical field of sports equipment.

Background

Before carrying out the physical training, the training personnel need press the leg training usually and carry out the muscle of warming up, thereby avoid being injured in training process, and when the tradition was carried out the leg training through the barre, the mounting height of barre is fixed, and user of service's height is different, can cause the discomfort when using the barre to carry out the leg training, consequently, the use has the limitation, and when carrying out the leg training, user of service is when receiving the discomfort of cramp, can't in time take off the leg from the barre, consequently, cause other injuries easily.

Disclosure of Invention

The invention aims to solve the technical problem of providing a leg pressing device special for physical training aiming at the technical defects. According to the leg pressing mode and the position of adjustment leg pressing device to adjust mounting platform according to the user's demand and to the support height of connecting axle and carry out the leg pressing training, improve flexibility and the variety of using, and follow support piece at the connecting axle and conveniently take off the shank behind the gliding, guarantee user safety, the operation is smooth and easy convenient, uses nimble safety more.

The technical scheme adopted by the invention is as follows: the leg pressing device special for physical training comprises two leg pressing devices with symmetrical structures, wherein the leg pressing devices are rotatably connected through a support;

the leg pressing device is provided with two supporting mechanisms and a supporting mechanism; the supporting mechanism comprises a supporting piece and a limiting box fixedly connected with the supporting piece; an electromagnet is fixedly arranged in the limit box; a wedge-shaped magnetizer is fixedly arranged on the outer wall of the electromagnet; a mounting platform is arranged in the supporting piece in a sliding way; in the supporting piece, both ends of the mounting platform are fixedly provided with power boxes; an adjusting motor and a starting motor are respectively arranged in the power box; the adjusting motor is provided with a worm through a gear box; the worm is mounted with the power box, and the worm is meshed with a worm wheel; the worm wheel is installed with the power box through a transmission shaft; the transmission shaft penetrates out of the power box and is fixedly provided with a gear; the gear is meshed with a rack; the rack is fixedly arranged on the inner wall of the support piece; a limiting sleeve is fixedly arranged in one power box; a magnetic conductive lock bolt is arranged in the limiting sleeve in a sliding way; a support tension spring is arranged between the limit sleeve and the magnetic-conductive lock bolt, and two ends of the support tension spring are respectively and fixedly connected with the limit sleeve and the magnetic-conductive lock bolt; the output shaft of the starting motor respectively penetrates through the power box and the supporting piece and is connected with the supporting piece in a sliding manner; a connecting rod and a connecting shaft are respectively arranged between the supporting pieces; two ends of the connecting rod are respectively fixedly connected with the supporting piece; two ends of the connecting shaft are respectively and fixedly connected with an output shaft of the starting motor; the outer side wall of the connecting shaft is fixedly sleeved with an eccentric shaft; the outer side wall of the eccentric shaft is rotatably sleeved with a support sleeve;

the supporting mechanism comprises a handrail; telescopic joints are respectively fixedly arranged at the two ends of the handrail; one end of the expansion joint is respectively connected with the connecting rod in a sliding way; the other end of the expansion joint is fixedly provided with a connecting piece; the supporting mechanisms of the leg pressing devices are respectively connected in a rotating way through connecting pieces.

Further optimizes the technical proposal that a protective cushion is fixedly sleeved on the outer side wall of the supporting sleeve of the leg pressing device special for physical training.

Further optimize this technical scheme, the fixed laminating of support piece lateral wall of the special leg pressing device of sports training has the supporting pad.

The invention has the beneficial effects that:

1. when the device is placed on a supporting surface, the supporting piece is in contact with the supporting surface through the supporting pad, so that the friction force of the device in contact with the supporting surface is increased, the device is placed more firmly, when the device is horizontally placed along the supporting surface, a user can perform line-shaped leg pressing training along the two leg pressing devices, when one leg pressing device is rotated along the support to adjust the position of the leg pressing device for use, the leg pressing device is adjusted to a proper position according to the requirements of the user, and then the leg pressing device performs leg pressing training and the like, so that the flexibility and the diversity in use are improved;

2. when leg pressing training is carried out, the supporting position of the connecting shaft is adjusted by adjusting the position of the mounting platform in the supporting piece, so that the leg supporting height of a user is adjusted by the connecting shaft to carry out leg pressing training, and the leg pressing training device is more flexible and safer to use;

when the height of the installation platform is adjusted, the adjusting motor is electrified to work to drive the worm to rotate through the gear box, the adjusting motor is meshed with the worm wheel to drive the worm to rotate, the transmission shaft drives the gear to synchronously rotate and be meshed with the rack, so that the installation platform is driven to climb along the supporting piece to adjust the position of the connecting shaft, the adjusting motor stops working after the installation platform is adjusted to a proper height, the worm and gear are meshed and self-locked to keep the position of the installation platform, the electromagnet is electrified to generate magnetic attraction to attract the magnetic lock plunger, the magnetizer adsorbs and supports the magnetic lock plunger, and then the worm and gear are assisted to be meshed and self-locked to support the installation platform, so that the support is firmer, the operation is smooth and convenient, and the use is safer;

when the height of the connecting shaft is adjusted to perform leg pressing training, the legs are placed on the supporting sleeve, the protective pads on the outer wall of the supporting sleeve are in flexible contact with the legs, so that the legs are prevented from being injured, and when the legs are pressed, a user can correctly keep the body position by supporting the handrail, so that the leg pressing effect is improved, the user can be protected to avoid injury, the handrail can adjust the stretching amount of the telescopic joint and adjust the position and the angle of the telescopic joint on the connecting rod according to the requirement of the user, so that the handrail can be more flexibly used;

in the leg pressing process, the motor is started to be electrified to work to drive the connecting shaft and the eccentric shaft to rotate, so that the near-center end and the far-center end of the motor continuously push the legs to fluctuate through the supporting sleeve, thereby assisting users to perform leg pressing training and improving the leg pressing effect;

3. end or feel untimely in the leg pressing in-process at the leg pressing, the electro-magnet disconnection and lose the absorption to the magnetic conduction set bar, thereby by supporting the extension spring and drawing in spacing sleeve, and make mounting platform lose the support, start adjusting motor antiport this moment and drive worm and worm wheel meshing and drive gear antiport through the transmission shaft through the gear box, and with rack toothing and drive mounting platform and move to the bottom along support piece, thereby make consequently reduce the connecting axle height, reduce the support height to the shank promptly, and conveniently take off the shank, use safe and reliable more.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a plan cross-sectional view of the support structure of the present invention;

FIG. 3 is a plan cross-sectional view of the power box structure of the present invention;

FIG. 4 is a schematic view of the worm gear of the present invention;

fig. 5 is a schematic view of a connecting shaft structure of the present invention.

In the figure, 1, a support; 2. a limiting box; 3. an electromagnet; 4. a magnetizer; 5. mounting a platform; 6. a power box; 7. adjusting the motor; 8. starting the motor; 9. a gear case; 10. a worm; 11. a worm gear; 12. a drive shaft; 13. a gear; 14. a rack; 15. a limiting sleeve; 16. a magnetic conductive lock bolt; 17. a tension spring is supported; 18. a connecting rod; 19. a connecting shaft; 20. an eccentric shaft; 21. a support sleeve; 22. a handrail; 23. an expansion joint; 24. a connecting member; 25. a support; 26. a protective pad; 27. a support pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, a leg pressing device special for physical training comprises two leg pressing devices with symmetrical structures, and the leg pressing devices are rotatably connected through a bracket 25; the leg pressing device is provided with two supporting mechanisms and a supporting mechanism; the supporting mechanism comprises a supporting piece 1 and a limiting box 2 fixedly connected with the supporting piece 1; an electromagnet 3 is fixedly arranged in the limit box 2; a wedge-shaped magnetizer 4 is fixedly arranged on the outer wall of the electromagnet 3; a mounting platform 5 is arranged in the support member 1 in a sliding manner; in the supporting piece 1, both ends of the mounting platform 5 are fixedly provided with power boxes 6; an adjusting motor 7 and a starting motor 8 are respectively arranged in the power box 6; the adjusting motor 7 is provided with a worm 10 through a gear 13 and a box 9; the worm 10 is installed with the power box 6, and the worm 10 is connected with a worm wheel 11 in a meshed mode; the worm wheel 11 is installed with the power box 6 through a transmission shaft 12; the transmission shaft 12 penetrates out of the power box 6 and is fixedly provided with a gear 13; a rack 14 is meshed and connected with the gear 13; the rack 14 is fixedly arranged on the inner wall of the support member 1; a limiting sleeve 15 is fixedly arranged in one power box 6; a magnetic conductive lock bolt 16 is arranged in the limiting sleeve 15 in a sliding way; a support tension spring 17 is arranged between the limit sleeve 15 and the magnetic-conductive lock bolt 16, and two ends of the support tension spring 17 are respectively fixedly connected with the limit sleeve 15 and the magnetic-conductive lock bolt 16; the output shaft of the starting motor 8 respectively penetrates through the power box 6 and the support member 1 and is connected with the support member 1 in a sliding manner; a connecting rod 18 and a connecting shaft 19 are respectively arranged between the supporting pieces 1; two ends of the connecting rod 18 are respectively fixedly connected with the supporting piece 1; two ends of the connecting shaft 19 are respectively and fixedly connected with an output shaft of the starting motor 8; the outer side wall of the connecting shaft 19 is fixedly sleeved with an eccentric shaft 20; the outer side wall of the eccentric shaft 20 is rotatably sleeved with a support sleeve 21; the support mechanism comprises a handrail 22; telescopic joints 23 are respectively fixedly arranged at the two ends of the handrail 22; one end of the expansion joint 23 is respectively connected with the connecting rod 18 in a sliding way; the other end of the expansion joint 23 is fixedly provided with a connecting piece 24; the supporting mechanisms of the leg pressing devices are respectively connected in a rotating way through connecting pieces 24; the outer side wall of the support sleeve 21 is fixedly sleeved with a protective pad 26; the outer side wall of the support member 1 is fixedly attached with a supporting pad 27.

When pressing legs, the leg pressing devices are respectively placed on the supporting surface, so that the supporting piece 1 is in contact with the supporting surface through the supporting pads 27, the supporting pads 27 increase the friction force in contact with the supporting surface, the placement is firmer and more stable, when the leg pressing devices are horizontally placed along the supporting surface, two legs of a user are placed along the leg pressing devices to form a line-shaped horse pressing leg, when one leg pressing device is rotated along the support 25 to adjust the position of the leg pressing device, the user adjusts the leg pressing device to a proper position according to the requirement and limits the position of the leg pressing device, the training such as leg positive pressing is carried out, and the flexibility and the diversity of the use are improved;

after the leg pressing device is adjusted to a proper position, the adjusting motor 7 is electrified to work, the worm 10 is driven to rotate through the gear 13 box 9, the worm wheel 11 is meshed, the gear 13 is driven to rotate through the transmission shaft 12, the adjusting motor is meshed with the rack 14, the mounting platform 5 is driven to move along the supporting piece 1 in a position mode, the height of the connecting shaft 19 is adjusted, a user can place legs flexibly, when the position of the mounting platform 5 is adjusted, the electromagnetic strip is in a non-electrified state, magnetic attraction is not generated to adsorb the magnetic-conducting lock plunger 16, the magnetic-conducting lock plunger is supported by the supporting tension spring 17 and is contained in the limiting sleeve 15, the magnetic-conducting lock plunger moves along the limiting box 2 along with the mounting platform 5, and the use is smooth and convenient;

after the connecting shaft 19 is adjusted to a proper height, the adjusting motor 7 is powered off and stops working, at the moment, the worm wheel 11 and the worm 10 are meshed and self-locked to enable the mounting platform 5 to keep the position in the supporting piece 1, at the moment, the electromagnet 3 is powered on to generate magnetic force, the magnetic conduction lock plunger 16 is attracted to enable the magnetic conduction lock plunger to slide out of the limiting sleeve 15 and be adsorbed by the magnetizer 4 and supported by the magnetizer, and then the worm wheel 11 and the worm 10 are assisted to be self-locked to support the mounting platform 5, so that the support is firmer;

after the mounting platform 5 is supported at a proper position to support the connecting shaft 19, a user places legs at the supporting sleeve 21 of the connecting shaft 19, the protective pad 26 arranged on the outer wall of the supporting sleeve 21 flexibly supports the legs to avoid injury to the legs, and when pressing the legs, the user supports the handrail 22 with both hands to keep the body position in the leg pressing process, so that the leg pressing action is more accurate, the handrail 22 can adjust the position and the angle of the telescopic joint 23 at the connecting rod 18 according to the requirement of the user, and the use is more flexible;

when leg pressing is carried out, the motor 8 is started to be electrified to work, the eccentric shaft 20 is driven to rotate through the connecting shaft 19, the eccentric shaft 20 continuously pushes the legs to continuously undulate through the supporting sleeve 21 along with the rotation of the eccentric shaft 20, so that a user is assisted in leg pressing training, the leg pressing quality is improved, and when the eccentric shaft 20 rotates, the supporting sleeve 21 rotates along the eccentric shaft 20, so that the legs of the user only do a lifting action, the legs do not move to other positions along the supporting sleeve 21 to cause injury, and the leg pressing machine is safer and more reliable to use;

when the leg pressing training is completed or the leg pressing process is uncomfortable and the leg is put down, the electromagnet 3 is powered off to lose the adsorption of the magnetic conduction lock bolt 16, and the electromagnet is pulled into the limiting sleeve 15 by the support tension spring 17, the adjusting motor 7 is powered on to rotate reversely, the worm 10 is driven to rotate through the gear 13 box 9 and is meshed with the worm wheel 11, so that the gear 13 is driven to rotate in the direction through the transmission shaft 12 and is meshed with the rack 14 to drive the mounting platform 5 to slide towards the bottom along the support piece 1, the height of the connecting shaft 19 is reduced, namely the support height of the connecting shaft to the leg is reduced, the leg is conveniently taken down, the injury to users is avoided, and the use is safer.

Claims

1. The utility model provides a special leg pressing device of sports training which characterized in that: comprises two leg pressing devices with symmetrical structures, and the leg pressing devices are rotationally connected through a bracket (25);

the leg pressing device is provided with two supporting mechanisms and a supporting mechanism; the supporting mechanism comprises a supporting piece (1) and a limiting box (2) fixedly connected with the supporting piece (1); an electromagnet (3) is fixedly arranged in the limit box (2); a wedge-shaped magnetizer (4) is fixedly arranged on the outer wall of the electromagnet (3); a mounting platform (5) is arranged in the support piece (1) in a sliding way; in the supporting piece (1), both ends of the mounting platform (5) are fixedly provided with power boxes (6); an adjusting motor (7) and a starting motor (8) are respectively arranged in the power box (6); the adjusting motor (7) is provided with a worm (10) through a gear (13) and a box (9); the worm (10) is installed with the power box (6), and the worm (10) is connected with a worm wheel (11) in a meshed mode; the worm wheel (11) is installed with the power box (6) through a transmission shaft (12); the transmission shaft (12) penetrates out of the power box (6) and is fixedly provided with a gear (13); the gear (13) is meshed with a rack (14); the rack (14) is fixedly arranged on the inner wall of the support (1); a limiting sleeve (15) is fixedly arranged in one power box (6); a magnetic conductive lock bolt (16) is arranged in the limiting sleeve (15) in a sliding way; a support tension spring (17) is arranged between the limiting sleeve (15) and the magnetic conduction lock bolt (16), and two ends of the support tension spring (17) are respectively fixedly connected with the limiting sleeve (15) and the magnetic conduction lock bolt (16); an output shaft of the starting motor (8) respectively penetrates through the power box (6) and the support piece (1) and is connected with the support piece (1) in a sliding manner; a connecting rod (18) and a connecting shaft (19) are respectively arranged between the supporting pieces (1); two ends of the connecting rod (18) are respectively fixedly connected with the supporting piece (1); two ends of the connecting shaft (19) are respectively and fixedly connected with an output shaft of the starting motor (8); the outer side wall of the connecting shaft (19) is fixedly sleeved with an eccentric shaft (20); the outer side wall of the eccentric shaft (20) is rotatably sleeved with a support sleeve (21);

the supporting mechanism comprises a handrail (22); telescopic joints (23) are respectively fixedly arranged at the two ends of the handrail (22); one end of the expansion joint (23) is respectively connected with the connecting rod (18) in a sliding way; the other end of the telescopic joint (23) is fixedly provided with a connecting piece (24); the supporting mechanisms of the leg pressing devices are respectively connected in a rotating way through connecting pieces (24).

2. The leg pressing device special for physical training as claimed in claim 1, wherein: the outer side wall of the support sleeve (21) is fixedly sleeved with a protective pad (26).

3. The leg pressing device special for physical training as claimed in claim 1, wherein: the outer side wall of the support piece (1) is fixedly attached with a support pad (27).