CN214860950U

CN214860950U - Shank stretching device is used in sports training

Info

Publication number: CN214860950U
Application number: CN202120141642.9U
Authority: CN
Inventors: 巢文辉
Original assignee: Jiangxi College of Engineering
Current assignee: Jiangxi College of Engineering
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-26
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a shank stretching device for sports training, including the base, the supporting seat is installed through the bolt in outer wall one side at base top, and pegs graft on the top of supporting seat and have the lift seat, installs tensile seat through the bolt on the outer wall at lift seat top, offers flutedly on the outer wall of supporting seat both sides, and the inside sliding connection of recess has the movable block, has all offered the slot that is equidistance structural distribution on the outer wall of supporting seat both sides, and the welding has the inserted block of grafting inside the slot on the outer wall of movable block one side. The utility model discloses can adjust the height of tensile seat, can be applicable to the user of different heights, the spring can make the inserted block peg graft in the inside of slot simultaneously, can fix the seat that goes up and down, prevents that curved seat can not support the other leg of user at tensile, prevents the overbending, prevents simultaneously that curved seat from removing on the base, and the pneumatic cylinder can drive the mounting panel and remove wheel lift and ground contact.

Description

Shank stretching device is used in sports training

Technical Field

The utility model relates to a sports training technical field especially relates to a shank stretching device is used in sports training.

Background

In the course of physical training, leg stretching exercise is often one of the indispensable exercises for the sportsman, who presses one leg on a parallel bar or leg-pressing bar to stretch the leg ligaments and muscles.

The leg stretching device for the existing physical training is not convenient for adjusting the height of the stretching seat, can not be used for users with different heights, and often causes the phenomenon that another leg is not bent by self when a primary trainer presses the leg, and the occurrence of the phenomenon is not beneficial to the primary trainer to carry out leg pressing training, so that the leg stretching device for the physical training is needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the height of the stretching seat is not convenient to adjust, the initial trainer often has the defect that another leg is unconsciously bent when pressing the leg, and providing a leg stretching device for physical training.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shank stretching device for sports training, includes the base, the supporting seat is installed through the bolt in outer wall one side at base top, and pegs graft on the top of supporting seat and have the lift seat, install tensile seat through the bolt on the outer wall at lift seat top, set up flutedly on the outer wall of supporting seat both sides, and the inside sliding connection of recess has the movable block, all set up the slot that is equidistant structure distribution on the outer wall of supporting seat both sides, the welding has the inserted block of pegging graft inside the slot on the outer wall of movable block one side, and the welding has the pull rod that extends to the supporting seat outside on the outer wall that the inserted block opposite side was kept away from to the movable block, the spring has been cup jointed on the outer wall that the pull rod is located recess inside.

Further, sliding connection has the anti-bending seat on the outer wall at base top, and is provided with the sponge on the outer wall of anti-bending seat one side, the spout has been seted up on the outer wall at base top, and the welding has the slider on the outer wall of anti-bending seat bottom.

Further, it is connected with two pulleys to rotate through the pivot on the outer wall of slider bottom, and pulley sliding connection is in the inside of spout, install the motor through the bolt on the inner wall of spout one side, and install the screw rod through the bolt on the output of motor, the screw rod screw thread runs through in the inside of slider.

Furthermore, a limiting groove is formed in the inner wall of the adjacent side of the sliding groove, and limiting blocks sliding in the limiting groove are welded on the outer walls of the two sides of the sliding block.

Furthermore, a hydraulic cylinder is installed on the inner wall of the top of the base through a bolt, and the base is connected with a mounting plate in a sliding mode.

Further, the output of pneumatic cylinder bottom passes through the bolt fastening on the outer wall at mounting panel top, and all installs the removal wheel through the bolt around the outer wall of mounting panel bottom.

Furthermore, a guide groove is formed in the inner wall of the adjacent side of the base, and guide blocks sliding in the guide groove are welded on the outer walls of the two sides of the mounting plate.

The utility model has the advantages that:

1. through the supporting seat, the lifting seat, the groove, the movable block, the slot, the inserting block and the spring which are arranged, the height of the stretching seat can be adjusted, the elastic lifting seat can be suitable for users with different heights, and meanwhile, the spring can enable the inserting block to be inserted into the slot, so that the lifting seat can be fixed.

2. Through the anti-bending seat, the sliding groove, the screw rod, the motor, the sliding block, the pulley, the limiting groove and the limiting block, the anti-bending seat can prevent the user from supporting the other leg in a stretching mode, the outer bending is prevented, meanwhile, the anti-bending seat moves on the base, and the flexibility is stronger.

3. Through pneumatic cylinder, guide way, mounting panel, removal wheel and the guide block that sets up, the pneumatic cylinder can drive the mounting panel and remove the wheel and go up and down and the ground contact, removes the convenient removal to this stretching device of wheel, when not using the removal wheel simultaneously, can accomodate the inside of base with it again.

Drawings

Fig. 1 is a schematic perspective view of a leg stretching device for physical training of the present invention;

fig. 2 is a schematic view of an internal structure of a leg stretching device for physical training of the present invention;

fig. 3 is a schematic view of a fixing structure of a lifting seat of a leg stretching device for physical training of the present invention;

fig. 4 is the utility model provides a sports training uses shank stretching device's spout internal structure sketch map.

In the figure: the device comprises a base 1, a supporting seat 2, a lifting seat 3, a groove 4, a movable block 5, a slot 6, an insertion block 7, a pull rod 8, a spring 9, a bending-proof seat 10, sponge 11, a sliding groove 12, a screw rod 13, a motor 14, a sliding block 15, a pulley 16, a limiting groove 17, a limiting block 18, a hydraulic cylinder 19, a guide groove 20, a mounting plate 21, a moving wheel 22, a stretching seat 23 and a guide block 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a leg stretching device for physical training comprises a base 1, a support base 2 installed on one side of the outer wall of the top of the base 1 through bolts, and the top end of the supporting seat 2 is inserted with a lifting seat 3, the outer wall of the top of the lifting seat 3 is provided with a stretching seat 23 through a bolt, the outer walls of the two sides of the supporting seat 2 are provided with grooves 4, the inner part of the groove 4 is connected with a movable block 5 in a sliding way, the outer walls at two sides of the supporting seat 2 are both provided with slots 6 which are distributed in an equidistant structure, the outer wall at one side of the movable block 5 is welded with an inserting block 7 which is inserted in the slot 6, and the movable block 5 is kept away from on the outer wall of inserting 7 opposite sides and is welded the pull rod 8 that extends to the supporting seat 2 outside, and the spring 9 has been cup jointed on the outer wall that pull rod 8 is located recess 4 inside, can adjust the height of tensile seat 23 according to user's height, and the application range is wider.

Further, sliding connection has the seat of preventing bending 10 on the outer wall at base 1 top, and is provided with sponge 11 on the outer wall of the seat of preventing bending 10 one side, has seted up spout 12 on the outer wall at base 1 top, and has welded slider 15 on the outer wall of the seat of preventing bending 10 bottom, and slider 15 can play spacing effect to it when preventing bending 10 and removing.

Further, the outer wall of the bottom of the sliding block 15 is rotatably connected with two pulleys 16 through a rotating shaft, the pulleys 16 are connected to the inside of the sliding groove 12 in a sliding mode, the motor 14 is installed on the inner wall of one side of the sliding groove 12 through bolts, the screw 13 is installed on the output end of the motor 14 through bolts, threads of the screw 13 penetrate through the inside of the sliding block 15, the type of the motor 14 is 68KYT2, and the distance between the bending prevention seat 10 and the stretching seat 23 can be adjusted.

Further, a limiting groove 17 is formed in the inner wall of the adjacent side of the sliding groove 12, limiting blocks 18 sliding in the limiting groove 17 are welded on the outer walls of the two sides of the sliding block 15, and the limiting blocks 13 are more stable when the anti-bending seat 10 can move.

Further, install pneumatic cylinder 19 through the bolt on the inner wall at base 1 top, and base 1's inside sliding connection has mounting panel 21, and pneumatic cylinder 19 can drive mounting panel 21 and go up and down.

Further, the output end of the bottom of the hydraulic cylinder 19 is fixed on the outer wall of the top of the mounting plate 21 through bolts, the moving wheels 22 are mounted on the periphery of the outer wall of the bottom of the mounting plate 21 through bolts, and the moving wheels 22 can conveniently move the device.

Further, all seted up guide way 20 on the inner wall of the adjacent one side of base 1, and all welded the guide block 24 that slides in the inside of guide way 20 on the outer wall of mounting panel 21 both sides, guide block 24 can make mounting panel 21 vertical lift.

The working principle is as follows: when the leg stretching device for physical training is used, the hydraulic cylinder 19 drives the mounting plate 21 and the moving wheel 22 to descend, the moving wheel 22 is contacted with the ground, after the leg stretching device is moved to a required place, the hydraulic cylinder 19 drives the mounting plate 21 and the moving wheel 22 to ascend, the moving wheel 22 is accommodated in the base 1, the base 1 is more stable when being placed on the ground, then the pull rod 8 is pulled towards the outside of the supporting seat 2, the inserting block 7 is far away from the inside of the slot 6, then the lifting seat 3 is lifted upwards, the pull rod 8 is loosened, the inserting block 7 is inserted in the slot 6 by the stretching force of the spring 9, the height of the stretching seat 23 can be adjusted according to the height of a user, then the motor 14 is started to drive the screw rod 13 to rotate, the screw rod 13 and the sliding block 15 are threaded, the distance between the bending prevention seat 10 and the stretching seat 23 can be adjusted according to the length of the leg of the user, one leg is placed on the stretching seat 23 to be stretched, the bending prevention base 10 can prevent the other leg which is not stretched from bending, and is very convenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A leg stretching device for physical training comprises a base (1) and is characterized in that a supporting seat (2) is installed on one side of the outer wall of the top of the base (1) through a bolt, a lifting seat (3) is inserted into the top end of the supporting seat (2), a stretching seat (23) is installed on the outer wall of the top of the lifting seat (3) through a bolt, grooves (4) are formed in the outer walls of the two sides of the supporting seat (2), movable blocks (5) are connected with the inner portions of the grooves (4) in a sliding mode, slots (6) which are distributed in an equidistant structure are formed in the outer walls of the two sides of the supporting seat (2), inserting blocks (7) inserted into the slots (6) are welded on the outer wall of one side of each movable block (5), pull rods (8) extending to the outer portion of the supporting seat (2) are welded on the outer wall of the other side of each movable block (5) far away from the corresponding inserting block (7), the pull rod (8) is positioned on the outer wall inside the groove (4) and is sleeved with a spring (9).

2. The leg stretching device for physical training as claimed in claim 1, wherein the outer wall of the top of the base (1) is slidably connected with an anti-bending seat (10), the outer wall of one side of the anti-bending seat (10) is provided with a sponge (11), the outer wall of the top of the base (1) is provided with a sliding groove (12), and the outer wall of the bottom of the anti-bending seat (10) is welded with a sliding block (15).

3. The leg stretching device for physical training as claimed in claim 2, wherein two pulleys (16) are rotatably connected to the outer wall of the bottom of the sliding block (15) through a rotating shaft, the pulleys (16) are slidably connected to the inside of the sliding chute (12), a motor (14) is mounted on the inner wall of one side of the sliding chute (12) through a bolt, a screw (13) is mounted on the output end of the motor (14) through a bolt, and the screw (13) is threaded through the inside of the sliding block (15).

4. The leg stretching device for physical training as claimed in claim 2, wherein the inner wall of the adjacent side of the sliding groove (12) is provided with a limiting groove (17), and the outer walls of the two sides of the sliding block (15) are welded with limiting blocks (18) sliding in the limiting groove (17).

5. A leg stretching device for physical training as claimed in claim 1, wherein the base (1) is provided with a hydraulic cylinder (19) mounted on the inner wall of the top portion thereof by means of bolts, and a mounting plate (21) is slidably connected to the inside of the base (1).

6. A leg stretching device for physical training as claimed in claim 5, wherein the output end of the bottom of the hydraulic cylinder (19) is fixed to the outer wall of the top of the mounting plate (21) by bolts, and the moving wheel (22) is mounted on the periphery of the outer wall of the bottom of the mounting plate (21) by bolts.

7. The leg stretching device for physical training as claimed in claim 1, wherein the inner wall of the adjacent side of the base (1) is provided with a guide groove (20), and the outer wall of the two sides of the mounting plate (21) is welded with a guide block (24) sliding in the guide groove (20).