CN212282711U

CN212282711U - Pulling force dorsal muscle training ware is used in sports teaching

Info

Publication number: CN212282711U
Application number: CN202020558788.9U
Authority: CN
Inventors: 殷瑞芳
Original assignee: Dingxi Industry And Trade Secondary Vocational School
Current assignee: Dingxi Industry And Trade Secondary Vocational School
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-01-05
Anticipated expiration: 2030-04-15

Abstract

The utility model relates to a sports teaching apparatus technical field just discloses a pulling force dorsal muscle training ware for sports teaching, comprising a base plate, the equal fixedly connected with in four corners of bottom plate lower surface removes the wheel, the equal fixedly connected with strutting arrangement in both sides around the bottom plate left and right sides face, the equal fixedly connected with U-shaped frame in both sides around the bottom plate upper surface, the rear side fixedly connected with guard box of bottom plate upper surface. This pulling force dorsal muscle training ware for sports teaching, position when realizing this training ware non-training through removing the wheel removes, easy operation is convenient, be convenient for change training place, during the training, thereby rotate the hand wheel and make the threaded rod drive the disc move down so that the lower surface and the ground contact of reinforcement piece two, lift up this training ware, make to remove wheel and ground separation, easy operation, the process that links up the removal after the training finishes is brief, the practicality of this training ware has been strengthened, the daily training of being convenient for is used.

Description

Pulling force dorsal muscle training ware is used in sports teaching

Technical Field

The utility model relates to a sports teaching apparatus technical field specifically is a pulling force dorsal muscle training ware is used in sports teaching.

Background

In recent years, along with the progress of society, the living standard of people is gradually changed, although the living standard is improved, the working pressure of people is increased, students usually have longer study and working time, often keep the same sitting posture, and in addition, the posture is incorrect, the working strength is high, the back muscle soreness and the muscle fatigue are inevitably caused, the lumbago is further caused, severe people can cause the symptoms of lumbar and back muscle strain, lumbar disc herniation and the like, the high-tension back muscle trainer mainly exercises latissimus dorsi, trapezius, deltoid muscle and biceps brachii muscle, can improve the muscle strength of the back of the body, strengthen the tension of the back muscle and the ligament of the abdominal muscle, strengthen the coordination and coordination ability of small back muscle groups, increase the flexibility and the flexibility of the back muscle, and effectively improve the exercise endurance of the back muscle, but most of the existing back muscle trainers in the society are heavy at present, is inconvenient to carry and has single function.

For example, chinese patent publication is CN 209155007U's a pulling force dorsal muscle training ware for sports teaching, through the switching groove, the bull stick, the mounting panel, the setting of universal wheel and sucking disc, the one side that will install the universal wheel when needs pulling the device rotates to the below, and carry out the elasticity with the gag lever post through rotating the screw rod, remove the limiting plate to the surface of mounting panel, screw up the screw rod again, make the mounting panel obtain fixedly, prevent that the mounting panel from removing, cause the damage to the device, when needing to take exercise, the one side that will have the sucking disc is rotatory to the below, adsorb ground, increase the stability of the device, nevertheless the device is taken exercise and is accomplished the back, sucking disc and ground are difficult for separating, the operation is wasted time and energy, the practicality of the device has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a pulling force dorsal muscle training ware is used in sports teaching has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a pull-force dorsal muscle trainer for physical education comprises a base plate, wherein four corners of the lower surface of the base plate are fixedly connected with moving wheels, the front side and the rear side of the left side surface and the right side surface of the base plate are fixedly connected with supporting devices, the front side and the rear side of the upper surface of the base plate are fixedly connected with U-shaped frames, the rear side of the upper surface of the base plate is fixedly connected with a protection box, a plurality of groups of balancing weights are arranged inside the protection box, a fixed rod is inserted in the middle of the upper surface of each balancing weight, moving rods are inserted in the left side and the right side of the upper surface of each balancing weight, the upper surface and the lower surface of each moving rod are respectively fixedly connected with the inner top side wall of the protection box and the upper surface of the base plate, an adjusting rod is inserted in the middle of the front of each balancing weight, a steering rope is fixedly connected with the upper surface of each fixed rod, the lower surface of the first reinforcing sheet is fixedly connected with the upper surface of the bottom plate, a connecting rod is fixedly connected to the middle of the inner side surface of the U-shaped frame, an arc-shaped plate is fixedly connected to the left side and the right side of the front top of the U-shaped frame located on the front side, a supporting rod is fixedly connected to the top of the inner side surface of the arc-shaped plate, a directional pipe is rotatably connected to the middle of the outer surface of the supporting rod, a pulling rod is inserted into the directional pipe, a horn rod is inserted into the front bottom of the pulling rod, a positioning hole is formed in the left side surface of the arc-shaped plate, a positioning rod is inserted into the positioning hole, a spring clamp is sleeved on the right side of the outer surface of the positioning rod, the front end of the steering rope penetrates through the inner top side wall.

The supporting device comprises a supporting tube, a connecting piece is fixedly connected to the inner side of the outer surface of the supporting tube, the inner side face of the connecting piece is fixedly connected with the outer side face of the bottom plate, a threaded rod is inserted into the supporting tube, a hand wheel is fixedly connected to the upper surface of the threaded rod, a limiting ring is sleeved at the top of the outer surface of the threaded rod, and a disc is rotatably connected to the lower surface of the threaded rod.

Preferably, the lower surface of the disc is fixedly connected with a second reinforcing plate, and the second reinforcing plate is made of rubber.

Preferably, the left and right sides of ox horn pole surface all is provided with anti-skidding line, and sets up the length that anti-skidding line part is not less than one hundred millimeters.

Preferably, the inner wall of the supporting tube is provided with internal threads, and the supporting tube is in threaded connection with the threaded rod.

Preferably, the bottom of the front face of the protection box is provided with an adjusting hole, and the height of the adjusting hole is not less than seven hundred fifty millimeters.

Preferably, the number of the positioning holes is nine, and the degree difference between two adjacent groups of positioning holes is ten degrees.

(III) advantageous effects

Compared with the prior art, the utility model provides a pulling force dorsal muscle training ware is used in sports teaching possesses following beneficial effect:

1. this pulling force dorsal muscle training ware for sports teaching, position when realizing this training ware non-training through removing the wheel removes, easy operation is convenient, be convenient for change training place, during the training, thereby rotate the hand wheel and make the threaded rod drive the disc move down so that the lower surface and the ground contact of reinforcement piece two, lift up this training ware, make to remove wheel and ground separation, easy operation, the process that links up the removal after the training finishes is brief, the practicality of this training ware has been strengthened, the daily training of being convenient for is used.

2. This pulling force dorsal muscle training ware for sports teaching through the grafting position of adjusting the locating lever with the locating hole to adjust the angle of directional pipe, and then adjust user's training angle, be convenient for provide the help for user's fixed training posture, be favorable to strengthening the training effect.

Drawings

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

FIG. 2 is a schematic view of the vertical section of the structure of the present invention;

fig. 3 is a schematic structural view of the supporting device of the present invention.

In the figure: 1. a base plate; 2. a moving wheel; 3. a support device; 301. supporting a tube; 302. a threaded rod; 303. A hand wheel; 304. a limiting ring; 305. a disc; 306. a second reinforcing sheet; 307. connecting sheets; 308. a support device; 4. a U-shaped frame; 5. a protection box; 6. a balancing weight; 7. fixing the rod; 8. a travel bar; 9. adjusting a rod; 10. a steering cord; 11. a pulley; 12. reinforcing plates I; 13. a connecting rod; 14. an arc-shaped plate; 1401. positioning holes; 15. a support bar; 16. a directional tube; 17. pulling a rod; 18. a horn bar; 19. positioning a rod; 20. a spring clip.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a pull-force dorsal muscle trainer for physical education comprises a base plate 1, wherein four corners of the lower surface of the base plate 1 are fixedly connected with moving wheels 2, the moving wheels 2 realize the position movement of the trainer when the trainer is not trained, the operation is simple and convenient, the training place is convenient to change, the front side and the rear side of the left side surface and the right side surface of the base plate 1 are fixedly connected with supporting devices 3, the front side and the rear side of the upper surface of the base plate 1 are fixedly connected with U-shaped frames 4, the rear side of the upper surface of the base plate 1 is fixedly connected with a protection box 5, a plurality of groups of balancing weights 6 are arranged inside the protection box 5, a fixed rod 7 is inserted in the middle of the upper surface of the balancing weights 6, moving rods 8 are inserted in the left side and the right side of the upper surface of the balancing weights 6, the upper surface and the lower surface of the moving rods 8 are respectively fixedly connected with the inner top side wall, the pulley 11 is fixedly connected with the inner top of the U-shaped frame 4, the reinforcing sheet I12 is fixedly connected with the bottoms of the front surface and the back surface of the U-shaped frame 4 positioned at the rear side, the lower surface of the reinforcing sheet I12 is fixedly connected with the upper surface of the bottom plate 1, the middle part of the inner side surface of the U-shaped frame 4 is fixedly connected with the connecting rod 13, the arc plates 14 are fixedly connected with the left side and the right side of the front top of the U-shaped frame 4 positioned at the front side, the supporting rod 15 is fixedly connected with the top of the inner side surface of the arc plate 14, the middle part of the outer surface of the supporting rod 15 is rotatably connected with the directional tube 16, the pulling rod 17 is inserted inside the directional tube 16, the bull-horn rod 18 is inserted at the bottom of the front surface of the pulling rod 17, the positioning hole 1401 is formed in the left side surface of the arc plate 14, the, be convenient for the fixed training posture of user provides help, be favorable to strengthening the training effect, the spring clamp 20 has been cup jointed on the right side of locating lever 19 surface, and the front end of steering rope 10 passes the interior top lateral wall of guard box 5 and twines two sets of pulleys 11 in proper order, and the front end of steering rope 10 and the back fixed connection of pulling rod 17.

Strutting arrangement 3 includes stay tube 301, the inboard fixedly connected with connection piece 307 of stay tube 301 surface, the medial surface of connection piece 307 and bottom plate 1's lateral surface fixed connection, threaded rod 302 is pegged graft to stay tube 301's inside, the last fixed surface of threaded rod 302 is connected with hand wheel 303, spacing ring 304 has been cup jointed at the top of threaded rod 302 surface, the lower surface rotation of threaded rod 302 is connected with disc 305, during the training, thereby rotate hand wheel 303 and make threaded rod 302 drive disc 305 move down so that the lower surface and the ground contact of reinforcement piece two 306, lift this training ware, make and remove wheel 2 and ground separation, and easy operation, the process that links up the removal after the training finishes is brief, the practicality of this training ware has been strengthened, it uses to be convenient for daily training.

The utility model discloses in, for the stability of reinforcing this training ware, consequently fixed surface at disc 305 has connected two reinforcing plates 306 that are formed by the rubber preparation, and two reinforcing plates 306 have increased the frictional force between disc 305 and the training ground to the stability of this training ware has been strengthened.

The utility model discloses in, in order to strengthen the security of this training ware, consequently all be provided with anti-skidding line in the left and right sides of ox horn pole 18 surface, and the length that sets up anti-skidding line part is not less than one hundred millimeters, and anti-skidding line has increased the frictional force between staff and the 18 surfaces of ox horn pole, has reduced the smooth probability of taking place of hand when training, has guaranteed user's training safety.

The utility model discloses in, for the stability of reinforcing this training ware, consequently set up the internal thread at the inner wall of stay tube 301, and stay tube 301 and threaded rod 302 threaded connection, threaded connection's threaded rod 302 and stay tube 301 are difficult for taking place relative movement to this training ware's stability has been guaranteed.

The utility model discloses in, for the convenience of this training ware daily use, consequently seted up the regulation hole in the positive bottom of protective box 5, and the height of regulation hole is not less than seven hundred fifty millimeters, and regulation hole person of facilitating the use adjusts pole 9 in order to adjust training intensity.

The utility model discloses in, in order to strengthen the suitability of this training ware, consequently set up the quantity of locating hole 1401 into nine groups, and the number of degrees difference between adjacent two sets of locating holes 1401 is ten degrees, and multiunit locating hole 1401 is adapted to the fixed training posture that belongs to oneself of user of different conditions to strengthen the suitability of this training ware, with the training effect of guaranteeing the user.

When the training device is used, the training device is moved to a training position through the moving wheel 2, after the training device reaches the training position, the hand wheel 303 is rotated clockwise, the hand wheel 303 drives the threaded rod 302 to rotate, the threaded rod 302 drives the disc 305 to move, the disc 305 drives the second reinforcing sheet 306 to move downwards until the hand wheel 303 rotates immovably, the lower surface of the limiting ring 304 is in contact with the upper surface of the supporting tube 301 at the moment, the lower surface of the second reinforcing sheet 306 is in contact with a training ground, during training, the inserting position of the adjusting rod 9 and the balancing weight 6 is moved to adjust training strength, then the spring clamp 20 is squeezed to separate the spring clamp 20 from the positioning rod 19, the inserting position of the positioning rod 19 and the positioning hole 1401 is adjusted to adjust the angle of the directional tube 16, the spring clamp 20 is sleeved with the positioning rod 19.

To sum up, this pulling force dorsal muscle training ware for sports teaching, position when realizing this training ware non-training through removing wheel 2 removes, easy operation is convenient, be convenient for change training place, during the training, thereby rotate hand wheel 303 and make threaded rod 302 drive disc 305 move down so that the lower surface and the ground contact of reinforcing piece two 306, lift up this training ware, make to remove wheel 2 and ground separation, easy operation, the process that links up the removal after the training finishes is brief, the practicality of this training ware has been strengthened, it uses to be convenient for daily training.

This pulling force dorsal muscle training ware for sports teaching is through the grafting position of adjusting locating lever 19 and locating hole 1401 to adjust the angle of directional pipe 16, and then adjust user's training angle, be convenient for provide help for user's fixed training posture, be favorable to strengthening the training effect.

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 sports teaching is with pulling force dorsal muscle training ware, includes bottom plate (1), its characterized in that: the four corners of the lower surface of the bottom plate (1) are fixedly connected with moving wheels (2), the front side and the rear side of the left side surface and the rear side of the right side surface of the bottom plate (1) are fixedly connected with supporting devices (3), the front side and the rear side of the upper surface of the bottom plate (1) are fixedly connected with U-shaped frames (4), the rear side of the upper surface of the bottom plate (1) is fixedly connected with a protection box (5), a plurality of groups of balancing weights (6) are arranged inside the protection box (5), a fixed rod (7) is inserted in the middle of the upper surface of each balancing weight (6), moving rods (8) are inserted in the left side and the right side of the upper surface of each balancing weight (6), the upper surface and the lower surface of each moving rod (8) are respectively and fixedly connected with the inner top side wall of the protection box (5) and the upper surface of the bottom plate (1), an adjusting rod (9) is inserted, the inner top of the U-shaped frame (4) is fixedly connected with a pulley (11), the bottoms of the front side and the back side of the U-shaped frame (4) at the rear side are fixedly connected with a first reinforcing sheet (12), the lower surface of the first reinforcing sheet (12) is fixedly connected with the upper surface of the bottom plate (1), the middle of the inner side surface of the U-shaped frame (4) is fixedly connected with a connecting rod (13), the left side and the right side of the front top of the U-shaped frame (4) at the front side are fixedly connected with arc-shaped plates (14), the top of the inner side surface of each arc-shaped plate (14) is fixedly connected with a supporting rod (15), the middle of the outer surface of each supporting rod (15) is rotatably connected with a directional pipe (16), a pulling rod (17) is inserted into the inside of each directional pipe (16), a horn rod (18) is inserted into the bottom of the front side of each, a positioning rod (19) is inserted into the positioning hole (1401), a spring clamp (20) is sleeved on the right side of the outer surface of the positioning rod (19), the front end of the steering rope (10) penetrates through the inner top side wall of the protection box (5) and is sequentially wound on two groups of pulleys (11), and the front end of the steering rope (10) is fixedly connected with the back surface of the pulling rod (17);

strutting arrangement (3) are including stay tube (301), inboard fixedly connected with connection piece (307) of stay tube (301) surface, the medial surface of connection piece (307) and the lateral surface fixed connection of bottom plate (1), threaded rod (302) is pegged graft to the inside of stay tube (301), the last fixed surface of threaded rod (302) is connected with hand wheel (303), spacing ring (304) have been cup jointed at the top of threaded rod (302) surface, the lower surface rotation of threaded rod (302) is connected with disc (305).

2. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the lower surface of the disc (305) is fixedly connected with a second reinforcing sheet (306), and the second reinforcing sheet (306) is made of rubber.

3. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the left and right sides of the outer surface of the ox horn rod (18) are provided with anti-skid grains, and the length of the anti-skid grain part is not less than one hundred millimeters.

4. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the inner wall of the supporting pipe (301) is provided with internal threads, and the supporting pipe (301) is in threaded connection with the threaded rod (302).

5. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the bottom of the front side of the protection box (5) is provided with an adjusting hole, and the height of the adjusting hole is not less than seven hundred fifty millimeters.

6. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the number of the positioning holes (1401) is nine, and the degree difference between two adjacent groups of positioning holes (1401) is ten degrees.