CN214550870U

CN214550870U - Recovered back muscle stretching device of sports training

Info

Publication number: CN214550870U
Application number: CN202120735841.2U
Authority: CN
Inventors: 范金刚
Original assignee: Sichuan International Studies University
Current assignee: Sichuan International Studies University
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-11-02
Anticipated expiration: 2031-04-12

Abstract

The utility model relates to a back muscle stretching device for physical training rehabilitation, which comprises a supporting plate, a load box, binding rings symmetrically arranged on the left and right side walls of the supporting plate, a connecting rod arranged on the upper side of the load box, the binding rings symmetrically arranged on the left and right sides and the left and right ends of the connecting rod are bound by using the binding ropes, the right end of a pull rope is bound with the connecting rod, a buffer device is arranged on the lower side of the supporting plate, the upper end of the supporting rod is fixed on the bottom of the supporting plate, the lower end of the supporting rod movably passes through the upper side wall of a cylinder body and is connected with a piston, the piston is movably clamped with the upper side wall of the cylinder body, a plurality of sealing rings are embedded on the outer side wall of the piston, and the outer side wall of the sealing rings is movably sealed and butted with the inner side wall of the cylinder body; the device can be applicable to different rehabilitation training personnel's training, descends to the balancing weight and plays the cushioning effect, avoids pulling back muscle at the tensile training in-process, conveniently improves training intensity and training effect, simple structure, convenient operation.

Description

Recovered back muscle stretching device of sports training

Technical Field

The utility model relates to a sports training technical field, concretely relates to recovered back muscle stretching device of sports training.

Background

In the rehabilitation training process, when training back muscle, often need use draw gear, common draw gear needs rehabilitation training personnel to loosen the rope for the balancing weight descends, thereby leads to rehabilitation training personnel to strain back muscle easily, can't play the cushioning effect to the balancing weight, inconvenient regulation balancing weight slew rate, the training that can't be applicable to different rehabilitation training personnel, inconvenient regulation training intensity, the training effect is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a recovered back muscle stretching device of sports training of reasonable in design, the device can be applicable to different rehabilitation training personnel's training, descends to the balancing weight and plays the cushioning effect, avoids pulling back muscle in the tensile training process, conveniently improves training intensity and training effect, simple structure, convenient operation.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the device comprises a base, a fixed seat, a sliding rod, a bracket, a first pulley, an inclined bracket, a second pulley, a handle, a stool, a pull rope and a supporting plate; the upper side wall of the base is provided with a fixed seat and a stool, the fixed seat is positioned on the right side of the stool, slide bars are symmetrically arranged in the fixed seat in a front-back mode, the upper side wall of the fixed seat is provided with a support, the inner wall of the upper side of the support is provided with a first pulley, the left side wall of the fixed seat is provided with an inclined support, the upper side wall of the inclined support is provided with a second pulley, the lower side of the second pulley is provided with a handle, the left end of a pull rope is bound with the handle, the right end of the pull rope sequentially bypasses the upper side wall of the second pulley and the upper side wall of the first pulley and then movably penetrates through the upper side wall of the fixed seat, the supporting plate is positioned in the fixed seat, and the slide bars are movably inserted in the supporting plate; it also comprises a load box, a binding ring, a binding rope, a connecting rod and a buffer device; the load box is fixed on a support plate, the load box is positioned between slide bars which are symmetrically arranged front and back, binding rings are symmetrically arranged on the left side wall and the right side wall of the support plate, a connecting rod is arranged on the upper side of the load box, the binding rings which are symmetrically arranged left and right are bound with the left end and the right end of the connecting rod by using binding ropes, the right end of a pull rope is bound with the connecting rod, a buffer device is arranged on the lower side of the support plate, the buffer device is composed of a support rod, a cylinder, a piston, a sealing ring, an air inlet pipe, a one-way valve, an air outlet pipe and a needle valve, the upper end of the support rod is fixed at the bottom of the support plate, the lower end of the support rod movably penetrates through the upper side wall of the cylinder and is connected with the piston, the piston is movably clamped with the upper side wall of the cylinder, a plurality of sealing rings are embedded on the outer side wall of the piston, the outer side wall of the sealing ring is movably abutted against the inner side wall of the cylinder, the rear side wall of the cylinder is provided with the air inlet pipe in a through way, the front side wall of the barrel is provided with an air outlet pipe in a run-through mode, the air outlet pipe is provided with a needle valve, and the lower side wall of the barrel is fixed on the lower side inner wall of the fixing seat.

Preferably, the inside of load case is equipped with the several balancing weight, and the last activity of load case is inserted and is equipped with the lid, and the lid utilizes the tool to lock that front and back both sides wall symmetry set up to cooperate the setting with the front and back both sides wall of load case respectively.

Preferably, the upper side of the first pulley is provided with a limiting seat, and the upper side wall of the limiting seat is fixed on the upper side inner wall of the support.

Preferably, the middle ring of the upper side wall of the cylinder body is provided with a sealing strip, and the inner side wall of the sealing strip is in sealing sliding arrangement with the outer side wall of the supporting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a recovered back muscle stretching device of sports training, the device can be applicable to different rehabilitation training personnel's training, descend to the balancing weight and play the cushioning effect, avoid pulling back muscle at the tensile training in-process, conveniently improve training intensity and training effect, simple structure, convenient operation.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle fixing seat, the first pulley and the buffering device of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals:

the device comprises a base 1, a fixed seat 2, a sliding rod 3, a support 4, a first pulley 5, an inclined support 6, a second pulley 7, a handle 8, a stool 9, a pull rope 10, a support plate 11, a load box 12, a balancing weight 13, a cover 14, a lock 15, a binding ring 16, a binding rope 17, a connecting rod 18, a buffer device 19, a support rod 20, a cylinder 21, a piston 22, a sealing ring 23, an air inlet pipe 24, a one-way valve 25, an air outlet pipe 26, a needle valve 27, a limiting seat 28 and a sealing strip 29.

The specific implementation mode is as follows:

in the following, the technical solutions of the present invention will be clearly and completely described with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the scope of the present invention.

As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a base 1, a fixed seat 2, a slide rod 3, a bracket 4, a first pulley 5, an inclined bracket 6, a second pulley 7, a handle 8, a stool 9, a pull rope 10 and a support plate 11; the upper side wall of the base 1 is welded with a fixed seat 2 and a stool 9, the fixed seat 2 is positioned on the right side of the stool 9, slide rods 3 are symmetrically welded in the fixed seat 2 in a front-back mode, a support 4 is welded on the upper side wall of the fixed seat 2, a first pulley 5 is welded on the upper side wall of the support 4, a limiting seat 28 is arranged on the upper side of the first pulley 5, the upper side wall of the limiting seat 28 is welded on the upper side wall of the support 4, an inclined support 6 is welded on the left side wall of the fixed seat 2, a second pulley 7 is welded on the upper side wall of the inclined support 6, a handle 8 is arranged on the lower side of the second pulley 7, the left end of a pull rope 10 is bound with the handle 8, the right end of the pull rope 10 sequentially bypasses the upper side wall of the second pulley 7 and the upper side wall of the first pulley 5, the pull rope movably penetrates through the upper side wall of the fixed seat 2, a support plate 11 is positioned in the fixed seat 2, and the slide rods 3 are movably inserted in the support plate 11; it also comprises a load box 12, a binding ring 16, a binding rope 17, a connecting rod 18 and a buffer device 19; the load box 12 is welded on the support plate 11, the load box 12 is positioned between the slide bars 3 which are symmetrically arranged in front and back, a plurality of balancing weights 13 are arranged inside the load box 12, a cover body 14 is movably inserted on the load box 12, the cover body 14 is respectively matched with the front side wall and the back side wall of the load box 12 by using locks 15 which are symmetrically arranged on the front side wall and the back side wall, binding rings 16 are symmetrically welded on the left side wall and the right side wall of the support plate 11, a connecting rod 18 is arranged on the upper side of the load box 12, the binding rings 16 which are symmetrically arranged in left and right are bound with the left end and the right end of the connecting rod 18 by using binding ropes 17, the right end of the pull rope 10 is bound with the connecting rod 18, a buffer device 19 is arranged on the lower side of the support plate 11, the buffer device 19 is composed of a support rod 20, a cylinder 21, a piston 22, a sealing ring 23, an air inlet pipe 24, a one-way valve 25, an air outlet 26 and a needle valve 27, the upper end of the support rod 20 is welded on the bottom of the support rod 11, the lower end of the support rod 20 movably passes through the upper side wall of the cylinder 21, with the welding of piston 22, piston 22 is established with the last lateral wall activity card of barrel 21, piston 22's lateral wall inlays and is equipped with three sealing ring 23, the lateral wall of sealing ring 23 sets up with the sealed conflict of the inside wall activity of barrel 21, the back lateral wall through-welding of barrel 21 has intake pipe 24, be equipped with check valve 25 on the intake pipe 24, the preceding lateral wall through-welding of barrel 21 has outlet duct 26, be equipped with needle valve 27 on the outlet duct 26, the lower lateral wall welding of barrel 21 is on the downside inner wall of fixing base 2, sticky ring is equipped with sealing strip 29 in the last lateral wall of barrel 1, the inside wall of sealing strip 29 sets up with the sealed slip of the lateral wall of bracing piece 20.

The working principle of the specific embodiment is as follows: when the device is used, the quantity of the balancing weights 13 in the load box 12 is adjusted according to the physical condition of a rehabilitation training person, the rehabilitation training person sits on the stool 9, then holds the two ends of the grip 8 with both hands, then pulls the grip 8 downwards, so as to pull the pull rope 10 downwards, thereby driving the connecting rod 18 to move upwards, driving the supporting plate 11 to move upwards, driving the supporting rod 20 to move upwards, so that air enters the barrel body 21 along the air inlet pipe 24 through the one-way valve 25 until the grip 8 moves downwards to a proper position, then the rehabilitation training person relaxes, so that the supporting plate 11 moves downwards under the action of the gravity of the load box 12 and the balancing weights 13, meanwhile, the air pressure at the air outlet pipe 26 is changed through adjusting the needle valve 27, so that the supporting rod 20 descends slowly by utilizing the air pressure difference, thereby driving the supporting plate 11 to descend slowly, and the training person relaxes in the process, and the training state is adjusted, so that the training efficiency and effect are improved, the needle valve 27 can be adjusted according to the physical conditions of the training personnel at different times, so that the air pressure difference is changed, the descending time of the supporting plate 11 is changed, and the strength of the stretching training is adjusted by changing the time of each round of the stretching training.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the buffer device 19 is arranged, so that the dropping of the balancing weight can be buffered, the back muscle of a rehabilitation training person is prevented from being strained in the stretching training process, and the training intensity and the training effect are improved;

2. the weight-bearing box 12 and the balancing weight 13 are arranged, so that the weight bearing is convenient to adjust, and the training effect is improved;

3. the limiting seat 28 is arranged to prevent the pull rope 10 from separating from the first pulley 5, and the stability of the device is improved.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A back muscle stretching device for physical training rehabilitation comprises a base (1), a fixed seat (2), a sliding rod (3), a bracket (4), a first pulley (5), an inclined bracket (6), a second pulley (7), a handle (8), a bench (9), a pull rope (10) and a supporting plate (11); the upper side wall of the base (1) is provided with a fixed seat (2) and a stool (9), the fixed seat (2) is positioned on the right side of the stool (9), slide rods (3) are symmetrically arranged in the fixed seat (2) front and back, the upper side wall of the fixed seat (2) is provided with a support (4), the upper side inner wall of the support (4) is provided with a first pulley (5), the left side wall of the fixed seat (2) is provided with an inclined support (6), the upper side wall of the inclined support (6) is provided with a second pulley (7), the lower side of the second pulley (7) is provided with a handle (8), the left end of a pull rope (10) is bound with the handle (8), the right end of the pull rope (10) sequentially bypasses the upper side wall of the second pulley (7) and the upper side wall of the first pulley (5), the sliding rod (3) is movably inserted in the supporting plate (11) which is positioned in the fixed seat (2) and movably penetrates through the upper side wall of the fixed seat (2); the method is characterized in that: it also comprises a load box (12), a binding ring (16), a binding rope (17), a connecting rod (18) and a buffer device (19); the weight-bearing box (12) is fixed on the supporting plate (11), the weight-bearing box (12) is positioned between the sliding rods (3) which are symmetrically arranged front and back, the left side wall and the right side wall of the supporting plate (11) are symmetrically provided with binding rings (16), the upper side of the weight-bearing box (12) is provided with a connecting rod (18), the binding rings (16) which are symmetrically arranged left and right and the left end of the connecting rod (18) are bound by using binding ropes (17), the right end of the pull rope (10) is bound with the connecting rod (18), the lower side of the supporting plate (11) is provided with a buffer device (19), the buffer device (19) is composed of a supporting rod (20), a cylinder body (21), a piston (22), a sealing ring (23), an air inlet pipe (24), a one-way valve (25), an air outlet pipe (26) and a needle valve (27), the upper end of the supporting rod (20) is fixed at the bottom of the supporting plate (11), and the lower end of the supporting rod (20) movably penetrates through the upper side wall of the cylinder body (21), be connected with piston (22), piston (22) are established with the last lateral wall activity card of barrel (21), the lateral wall of piston (22) inlays and is equipped with several sealing ring (23), the lateral wall of sealing ring (23) is contradicted with the inside wall movable seal of barrel (21) and is set up, the back lateral wall of barrel (21) link up and is equipped with intake pipe (24), be equipped with check valve (25) on intake pipe (24), the preceding lateral wall of barrel (21) link up and is equipped with outlet duct (26), be equipped with needle valve (27) on outlet duct (26), the lower lateral wall of barrel (21) is fixed in on the downside inner wall of fixing base (2).

2. The physical training rehabilitation dorsal muscle stretching device of claim 1, wherein: a plurality of balancing weights (13) are arranged inside the load box (12), a cover body (14) is movably inserted on the load box (12), and the cover body (14) is respectively matched with the front side wall and the rear side wall of the load box (12) by using locks (15) symmetrically arranged on the front side wall and the rear side wall.

3. The physical training rehabilitation dorsal muscle stretching device of claim 1, wherein: the upper side of the first pulley (5) is provided with a limiting seat (28), and the upper side wall of the limiting seat (28) is fixed on the upper side inner wall of the bracket (4).

4. The physical training rehabilitation dorsal muscle stretching device of claim 1, wherein: the upper side wall of the cylinder body (21) is internally provided with a sealing strip (29) in a surrounding mode, and the inner side wall of the sealing strip (29) and the outer side wall of the supporting rod (20) are arranged in a sealing sliding mode.