CN215231936U

CN215231936U - Shank stretcher for physical training

Info

Publication number: CN215231936U
Application number: CN202121495273.XU
Authority: CN
Inventors: 赵军; 王花
Original assignee: Jinzhong University
Current assignee: Jinzhong University
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-21
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a shank stretcher for sports training relates to sport equipment technical field, the on-line screen storage device comprises a base, the deck chair has been placed to the top of bottom plate, first through-hole has been seted up at the positive right middle part of deck chair, the inside fixedly connected with bearing of first through-hole, the inside fixedly connected with axis of rotation of bearing, the positive fixedly connected with disc of axis of rotation, the outer fixed surface of disc is connected with the connecting rod, the first fixed block of outer fixed surface of disc, the last fixed surface of first fixed block is connected with empty groove piece, the inside joint of empty groove piece has the circular slider with empty groove piece looks adaptation. This shank elongator for sports training, inner circle fixedly connected with dwang through first through-hole fixedly connected with bearing lets the dwang can be at first through-hole internal rotation, can make whole connecting device remaining motion more nimble, smooth and easy, can let user of service's shank take exercise more standard, nimble.

Description

Shank stretcher for physical training

Technical Field

The utility model relates to a sport equipment technical field specifically is a shank stretcher for sports training.

Background

Physical training refers to people selecting themselves according to physical needs, applying various physical means, combining natural force and sanitary measures, developing bodies, improving health, strengthening physique, adjusting spirit, enriching cultural life and commanding physical activities with the aim of time, and leg stretchers for physical training are equipment needed by physical students, athletes and soldiers for leg training, and are urgently needed for better training leg muscles, increasing and decreasing leg strength.

At present, the existing shank elongator on the market often does not have the effect of strength regulation, all dispatches from the factory dead tensile force, uses inconvenient very much, reaches the difficult shank muscle strength that improves again of certain degree when the training, for this reason, has designed a shank elongator for sports training.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a shank elongator for sports training has solved that current gymnasium fitness equipment cost is expensive, and the tensile strength of ordinary elongator is not enough, can not strengthen the problem of tensile strength.

In order to achieve the above object, the utility model provides a following technical scheme: a leg stretcher for physical training comprises a base, wherein a deck chair is placed above a bottom plate, a first through hole is formed in the right middle of the front of the deck chair, a bearing is fixedly connected to the inside of the first through hole, a rotating shaft is fixedly connected to the inside of the bearing, a disc is fixedly connected to the front of the rotating shaft, a connecting rod is fixedly connected to the outer surface of the disc, a first fixed block is fixedly connected to the outer surface of the disc, a hollow groove block is fixedly connected to the upper surface of the first fixed block, a circular sliding block matched with the hollow groove block is clamped inside the hollow groove block, a first spring is fixedly connected to the upper surface of the circular sliding block, the top end of the first spring is fixedly connected with the inner top wall of the hollow groove block, symmetrical support columns are fixedly connected to the front side of the upper surface of the bottom plate, and the upper surfaces of the two support columns are both fixedly connected with a same fixed plate, the spout has been seted up to the bottom surface of fixed plate, the inside joint of spout has the slider with spout looks adaptation, every the equal fixedly connected with second spring in bottom surface of slider, every the equal fixedly connected with second fixed block in bottom of second spring.

As further description of the technical scheme, the four corners of the bottom surface of the deck chair are fixedly connected with supporting legs, the bottom surface of each supporting leg is fixedly connected with the upper surface of the bottom plate, each supporting leg passes through the bottom plate, so that the deck chair is placed on a normal horizontal plane, a user can lie on the deck chair more comfortably, discomfort caused by inclination can be avoided, and the use is not influenced.

As a further description of the above technical solution, the front and rear sides of the reclining chair are fixedly connected with armrests, the right side of the back of the connecting rod is fixedly connected with a fixing rod, and the armrests can enable a user to hold the armrests with hands to support and balance the body in the movement process.

As a further description of the above technical solution, a support frame is fixedly connected to the right side of the upper surface of the bottom plate, the support frame is in a shape of letter Y, and the support frame is in a Y shape, so that the fixing rod can be placed on the support frame after the support frame is moved, and meanwhile, the muscle fatigue of a user after the user moves for a long time is prevented, and the injury is prevented from being caused by pressing the fixing rod.

As a further description of the above technical scheme, a second through hole is formed in the left side face of the first fixing block, a third through hole is formed in the upper surface of each second fixing block, the second through holes are aligned with the third through holes, the circular sliding blocks matched with the second through holes can be directly inserted into the second through holes, the second fixing blocks are better clamped, and the second fixing blocks are prevented from falling off in the movement process to cause loss.

As the further description of the technical scheme, the three sliding blocks are arranged from left to right, the size and the length of each sliding block are consistent, the three sliding blocks in the sliding groove can be fixedly connected with springs with different sizes and elastic forces, and the sliding groove can be better used by various people.

As a further description of the above technical solution, the size and the elasticity of each second spring decrease gradually from left to right, and there are three second springs with different sizes, so that all kinds of people can use the stretcher, and meanwhile, the stretching force can be improved, and the user can exercise the leg muscles.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this shank elongator is used in sports training, inner circle fixedly connected with dwang through first through-hole fixedly connected with bearing, let the dwang can be at first through-hole internal rotation, can make whole connecting device remaining motion more nimble, it is smooth and easy, can let user of service's shank take exercise more standard, it is nimble, circular slider through joint in the dead slot, the first spring of fixed surface connection on the circular slider, and the second through-hole, the third through-hole of second fixed block upper surface, can die the better card of second fixed block with required elastic sliding block for the spring, prevent that the fixed block accident from droing in the motion process, cause the injury to user of service.

2. This shank stretcher for physical training, four supporting legs through bottom plate upper surface fixed connection, can make the deck chair more steady be in normal horizontal plane, prevent to cause the unnecessary injury to the user of service because the slope is made, handrail through side around the deck chair, can play the effect of support and balance to the user of service, be the support frame of Y type through the shape, can place the dead lever on it, prevent simultaneously that the user of service from moving muscle fatigue of a specified duration, it causes the injury to be pressed down by the dead lever, can let the better exercise shank muscle of user like this.

Drawings

Fig. 1 is a front view of the bottom plate of the present invention;

FIG. 2 is a front cross-sectional view of the empty slot block of the present invention;

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

fig. 4 is a left cross-sectional view of the chute of the present invention.

In the figure: 1-a bottom plate; 2-reclining chair; 3-supporting legs; 4-a handrail; 5-a first via; 6-a bearing; 7-a rotating shaft; 8-a disc; 9-a connecting rod; 10-a fixing rod; 11-a support frame; 12-a first fixed block; 13-a second via; 14-empty slot block; 15-circular slider; 16-a first spring; 17-a support column; 18-a fixed plate; 19-a chute; 20-a slide block; 21-a second spring; 22-a second fixed block; 23-third via hole.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a leg stretcher for physical training comprises a base plate 1, a deck chair 2 is placed above the base plate 1, four corners of the bottom surface of the deck chair 2 are fixedly connected with supporting legs 3, the bottom surface of each supporting leg 3 is fixedly connected with the upper surface of the base plate 1, each supporting leg 3 is placed through the base plate 1 so that the deck chair 2 can reach a normal water level, a user can lay on the deck chair 2 more comfortably without discomfort caused by inclination and influence on use, a first through hole 5 is formed in the right middle of the front of the deck chair 2, a bearing 6 is fixedly connected inside the first through hole 5, a rotating shaft 7 is fixedly connected inside the bearing 6, a disc 8 is fixedly connected to the front of the rotating shaft 7, a connecting rod 9 is fixedly connected to the outer surface of the disc 8, handrails 4 are fixedly connected to the front side and the back side of the deck chair 2, and a fixing rod 10 is fixedly connected to the right side of the back of the connecting rod 9, the handrail 4 can enable a user to hold the handrail 4 with hands to support and balance the body in the movement process, the right side of the upper surface of the bottom plate 1 is fixedly connected with a support frame 11, the support frame 11 is in a letter Y shape, the support frame 11 is in a Y shape and can place a fixed rod 10 on the support frame after movement, and meanwhile, the user is prevented from fatigue due to muscle fatigue caused by long-time movement and being pressed down by the fixed rod 10, the outer surface of the disc 8 is fixedly connected with a first fixed block 12, the upper surface of the first fixed block 12 is fixedly connected with a hollow groove block 14, a circular sliding block 15 matched with the hollow groove block 14 is clamped inside the hollow groove block 14, the upper surface of the circular sliding block 15 is fixedly connected with a first spring 16, the top end of the first spring 16 is fixedly connected with the inner top wall of the hollow groove block 14, the front side of the upper surface of the bottom plate 1 is fixedly connected with symmetrical support columns 17, the upper surfaces of the two support columns 17 are fixedly connected with the same fixed plate 18, the bottom surface of the fixed plate 18 is provided with a sliding groove 19, the inside of the sliding groove 19 is clamped with three sliding blocks 20 matched with the sliding groove 19, the sliding blocks 20 are arranged in three from left to right, the size and the length of each sliding block 20 are consistent, the three sliding blocks 20 in the sliding groove 19 can be fixedly connected with springs with different sizes and elasticity, and can be better used by various people, the bottom surface of each sliding block 20 is fixedly connected with a second spring 21, the size and the elasticity of each second spring 21 are gradually reduced from left to right, three second springs 21 with different sizes are provided, so that all people can use the stretcher, the stretching force can be improved, a user can strengthen the training of leg muscles, the bottom end of each second spring 21 is fixedly connected with a second fixed block 22, the left side surface of the first fixed block 12 is provided with a second through hole 13, and the upper surface of each second fixed block 22 is provided with a third through hole 23, align second through-hole 13 with third through-hole 23, can directly peg graft into with the circular slider 15 of looks adaptation with it, better die second fixed block 22 card, prevent that second fixed block 22 from dropping in the motion process, cause the loss.

The working principle is as follows: firstly, the second fixed block 22 with the elasticity required by the user slides to the position near the empty slot block 14, then the second fixed block 22 is inserted into the second through hole 13 arranged on the left side surface of the empty slot block 14, then the second through hole 13 is aligned with the third through hole 23, the circular slide block 15 is released, the circular slide block 15 is inserted into the third through hole 23 arranged on the upper surface of the second fixed block 22 along the downward force of the first spring 16, therefore, the second fixing block 22 can be better clamped, the second fixing block 22 falls off accidentally in the process of placing movement, the second spring 21 or the second fixing block 22 injures users, then a user lies on the deck chair 2, the posture is adjusted, the legs are placed below the fixed rods 10, then the leg training movement can be started, and after the leg training movement is finished, the fixed rods 10 are gently placed downwards and placed above the supporting frames 11.

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

Claims

1. The utility model provides a shank elongator for sports training, includes bottom plate (1), its characterized in that: the deck chair (2) is placed above the bottom plate (1), a first through hole (5) is formed in the right middle of the front face of the deck chair (2), a bearing (6) is fixedly connected to the inside of the first through hole (5), a rotating shaft (7) is fixedly connected to the inside of the bearing (6), a disc (8) is fixedly connected to the front face of the rotating shaft (7), a connecting rod (9) is fixedly connected to the outer surface of the disc (8), a first fixing block (12) is fixedly connected to the outer surface of the disc (8), an empty groove block (14) is fixedly connected to the upper surface of the first fixing block (12), a circular sliding block (15) matched with the empty groove block (14) is clamped in the inside of the empty groove block (14), a first spring (16) is fixedly connected to the upper surface of the circular sliding block (15), the top end of the first spring (16) is fixedly connected with the inner top wall of the empty groove block (14), the symmetrical support column (17) of front side fixedly connected with of bottom plate (1) upper surface, two the same fixed plate (18) of the equal fixedly connected with of upper surface of support column (17), spout (19) have been seted up to the bottom surface of fixed plate (18), the inside joint of spout (19) has slider (20) with spout (19) looks adaptation, every the equal fixedly connected with second spring (21) in bottom surface of slider (20), every the equal fixedly connected with second fixed block (22) in bottom of second spring (21).

2. A leg stretcher for sports training as claimed in claim 1, wherein: four corners of the bottom surface of the deck chair (2) are fixedly connected with supporting legs (3), and the bottom surface of each supporting leg (3) is fixedly connected with the upper surface of the bottom plate (1).

3. A leg stretcher for sports training as claimed in claim 1, wherein: the front side and the rear side of the deck chair (2) are fixedly connected with armrests (4), and the right side of the back of the connecting rod (9) is fixedly connected with a fixing rod (10).

4. A leg stretcher for sports training as claimed in claim 1, wherein: the right side fixedly connected with support frame (11) of bottom plate (1) upper surface, the shape of support frame (11) is the letter Y type.

5. A leg stretcher for sports training as claimed in claim 1, wherein: a second through hole (13) is formed in the left side face of the first fixing block (12), and a third through hole (23) is formed in the upper surface of each second fixing block (22).

6. A leg stretcher for sports training as claimed in claim 1, wherein: the three sliding blocks (20) are arranged from left to right, and the size and the length of each sliding block (20) are consistent.

7. A leg stretcher for sports training as claimed in claim 1, wherein: the size and the elastic force of each second spring (21) are gradually reduced from left to right.