CN114699724A

CN114699724A - Dorsal muscle trainer for physical training

Info

Publication number: CN114699724A
Application number: CN202210556317.8A
Authority: CN
Inventors: 杨爱林
Original assignee: Jilin Agricultural Science and Technology College
Current assignee: Jilin Agricultural Science and Technology College
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-07-05
Anticipated expiration: 2042-05-20
Also published as: CN114699724B

Abstract

The invention belongs to the technical field of sports training professional instruments, and particularly relates to a dorsal muscle trainer for sports training, which comprises a base, wherein a frame is arranged on the rear side of the upper end of the base, a cross rod is arranged on the upper end of the base, vertical rods for fixing are respectively arranged at the two ends of the cross rod, a lifting groove is respectively formed in one side of each vertical rod, a screw rod for rotation is respectively arranged in each lifting groove, pull rings for pulling are respectively arranged on the two sides of one end of the cross rod, an upright post for fixing is arranged in each frame, a sliding groove for moving is formed in the upper end of the base, the pull rope drives the balancing weight to move upwards to drive the convex blocks at the two sides of the balancing weight to rise in the moving groove, when the atress is inhomogeneous, can lead to the balancing weight slope, make the inside of the one end card income of lug, make the balancing weight unable rise to reach and remind user's both sides application of force the same, make both sides dorsal muscles obtain even exercise.

Description

Dorsal muscle trainer for physical training

Technical Field

The invention belongs to the technical field of sports training professional instruments, and particularly relates to a dorsal muscle trainer for sports training.

Background

The body-building apparatus is an exerciser used for people who have body-building requirements to achieve the effects of assisting in exercising and building body. It has different apparatus to different effects, places in the gymnasium mostly, and back muscle can be tempered to the back muscle training ware, is applicable to the crowd of long-term bow and uses.

The prior dorsal muscle trainer for physical training has the following defects in use:

1. in use, the original dorsal muscle training instrument can still pull up the balancing weight under the condition of uneven stress on two sides, so that the dorsal muscles on two sides of the body are not trained uniformly.

2. In use, the original training device is an integrated device, the height of the upper end cross rod of the training device cannot be adjusted according to the height of a user, and the limitation of the user is large.

3. In use, the original training device is fixed due to the seat of the training device, the distance between the seat and the pull ring cannot be adjusted according to the arm length of a user, and the arm of the user cannot be kept in a straight state in the exercise process.

4. In use, the original training device has a single training mode and large use limitation.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a dorsal muscle trainer for physical training, which has the characteristics of being capable of training the dorsal muscles on two sides of a user uniformly, adjusting the height of a cross bar according to the height of the user, adjusting the distance between a seat and a pull ring according to the arm length of the user and exercising legs.

In order to achieve the purpose, the invention provides the following technical scheme: a dorsal muscle trainer for physical training comprises a base, wherein a shelf is arranged on the rear side of the upper end of the base, a transverse rod is arranged on the upper end of the base, vertical rods for fixing are arranged at two ends of the transverse rod, a lifting groove is formed in one side of each vertical rod, a screw rod for rotating is arranged inside each lifting groove, pull rings for pulling are arranged on two sides of one end of the transverse rod, stand columns for fixing are arranged inside the shelf, a sliding groove for moving is formed in the upper end of the base, a long plate is arranged at the upper end of the base, a binding belt for fixing is arranged at the upper end of the long plate, pushing blocks are arranged on two sides of the long plate, a threaded rod for limiting is arranged on one side of each pushing block, screw holes are formed in two sides of the base, moving grooves are formed in two sides of the shelf, and a plurality of first clamping grooves are formed in two sides of the moving grooves, the lower end of the inside of the shelf is provided with a balancing weight, both sides of the balancing weight are provided with convex blocks, both sides of the upper end of the sliding groove are provided with pull ropes, both sides of one end of the cross rod are provided with round holes, one end of the inside of the lifting groove is provided with a screw sleeve for lifting, one side of the screw sleeve is provided with a connecting block for connection, one end of the base is internally provided with a through groove, the lower end of the through groove is provided with a motor for providing power, one side of the long plate is provided with a movable groove, the inside of the movable groove is provided with a round rod, one end of the outer side of the round rod is provided with a pull block, one end of the outer side of the round rod is provided with a positioning groove, the upper end of the vertical rod is provided with a second clamping groove, both sides of the lower end of the through groove are provided with a second limiting block, both sides of the lower end of the through groove are provided with a first limiting block, a rack is arranged in the through groove, and three gears are arranged in the rack.

As a preferred technical scheme of the dorsal muscle trainer for physical training, the vertical rod is fixedly connected with the base, the long plate is connected with the base through clamping, the threaded rod is connected with the pushing block through threads, the threaded rod is connected with the base through threads, and the pushing block is connected with the base through the threaded rod.

According to the preferable technical scheme of the dorsal muscle trainer for physical training, the pull rope is fixedly connected with the balancing weight, the threaded sleeve is connected with the screw rod through meshing, the threaded sleeve is fixedly connected with the connecting block, and the screw rod is connected with the cross rod through the threaded sleeve.

According to the preferable technical scheme of the dorsal muscle trainer for physical training, the round rod is connected with the long plate through clamping, the pull block is fixedly connected with the round rod, and the pull block is connected with the long plate through the round rod.

According to the preferable technical scheme of the dorsal muscle trainer for physical training, the convex block is connected with the frame through clamping, the balancing weight is fixedly connected with the convex block, and the balancing weight is connected with the frame through the convex block.

As the preferable technical scheme of the dorsal muscle trainer for physical training, the second limiting block is connected with the vertical rod through clamping.

In a preferred embodiment of the dorsal muscle trainer for physical training of the present invention, the rack is connected to the gear by meshing.

Compared with the prior art, the invention has the beneficial effects that:

1. drive the balancing weight rebound through the stay cord, drive the lug that is in the balancing weight both sides and rise in the shift chute inside, when the atress is inhomogeneous, can lead to the balancing weight slope, make the inside of a draw-in groove of one end card income of lug, make the balancing weight unable rise to reach and remind the user both sides application of force the same, make both sides dorsal muscles obtain even exercise.

2. Through the rotation of screw rod, make the swivel nut reciprocate, drive the horizontal pole that is connected through connecting block and screw rod and reciprocate together to reach and adjust the horizontal pole according to user's height.

3. When arriving suitable position through promoting long board, it is fixed with it with the threaded rod to reach and adjust long board to the pull ring according to user's arm length, the distance that makes the user reach better exercise effect.

4. The legs of the user are fixed through the binding bands, so that the user can do abdominal exercise on the upper end of the long plate, and the use diversification of the device is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a partial cross-sectional structural view of the shelf of the present invention;

FIG. 3 is a schematic sectional view of a portion of a vertical rod of the present invention;

FIG. 4 is a schematic view of a part of the enlarged structure at A in the present invention;

FIG. 5 is a schematic view of a portion of the present invention at B;

FIG. 6 is a schematic view of a partial enlarged structure at C in the present invention;

FIG. 7 is a schematic view of a partially enlarged structure at D in the present invention

In the figure: 1. a base; 2. a vertical rod; 3. a shelf; 4. a cross bar; 5. a pull ring; 6. a column; 7. a lifting groove; 8. a screw; 9. a sliding groove; 10. a long plate; 11. binding bands; 12. a screw hole; 13. a pushing block; 14. a threaded rod; 15. a moving groove; 16. fixing grooves; 17. a first card slot; 18. a first limiting block; 19. a balancing weight; 20. pulling a rope; 21. connecting blocks; 22. a circular hole; 23. a threaded sleeve; 24. a through groove; 25. a motor; 26. a movable groove; 27. a round bar; 28. pulling the block; 29. positioning a groove; 30. a bump; 31. a second card slot; 32. a second limiting block; 33. a rack; 34. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Examples

Referring to fig. 1-7, the present invention provides the following technical solutions: a dorsal muscle trainer for physical training comprises a base 1, a shelf 3 is arranged on the rear side of the upper end of the base 1, a cross rod 4 is arranged on the upper end of the base 1, vertical rods 2 for fixing are arranged at two ends of the cross rod 4, a lifting groove 7 is arranged on one side of each vertical rod 2, a screw rod 8 for rotation is arranged inside each lifting groove 7, pull rings 5 for pulling are arranged on two sides of one end of each cross rod 4, a stand column 6 for fixing is arranged inside the shelf 3, a sliding groove 9 for movement is arranged at the upper end of the base 1, a long plate 10 is arranged at the upper end of the base 1, a binding belt 11 for fixing is arranged at the upper end of the long plate 10, pushing blocks 13 are arranged on two sides of the long plate 10, a threaded rod 14 for limiting is arranged on one side of each pushing block 13, screw holes 12 are arranged on two sides of the base 1, moving grooves 15 are arranged inside two sides of the shelf 3, a plurality of first clamping grooves 17 are arranged on two sides of the moving grooves 15, a balancing weight 19 is arranged at the lower end inside the frame 3, two sides of the balancing weight 19 are respectively provided with a lug 30, two sides of the upper end of the sliding groove 9 are respectively provided with a pull rope 20, two sides of one end of the cross rod 4 are respectively provided with a round hole 22, one end inside the lifting groove 7 is respectively provided with a screw sleeve 23 used for lifting, one side of the screw sleeve 23 is respectively provided with a connecting block 21 used for connection, a through groove 24 is arranged inside one end of the base 1, the lower end of the through groove 24 is provided with a motor 25 used for providing power, one side of the long plate 10 is provided with a movable groove 26, a round rod 27 is arranged inside the movable groove 26, one end outside the round rod 27 is provided with a pull block 28, one end outside the round rod 27 is provided with a positioning groove 29, the upper end of the vertical rod 2 is provided with a second clamping groove 31, two limiting blocks 32 are arranged inside the second clamping groove 31, two sides of the lower end of the through groove 24 are both provided with fixing grooves 16, a first limiting block 18 is arranged inside the fixing groove 16, a rack 33 is arranged inside the through slot 24, and three gears 34 are arranged inside the rack 33.

Specifically, montant 2 is fixed connection with base 1, and long board 10 is connected with base 1 through the block, and threaded rod 14 is connected with promotion piece 13 through the screw thread, and threaded rod 14 is connected with base 1 through the screw thread, promotes piece 13 and is connected with base 1 through threaded rod 14, promotes piece 10 and is L type component in this embodiment.

Specifically, stay cord 20 is fixed connection with balancing weight 19, and swivel nut 23 is connected with screw rod 8 through the meshing, and swivel nut 23 is fixed connection with connecting block 21, and screw rod 8 is connected with horizontal pole 4 through swivel nut 23, and the one side that connecting block 21 and swivel nut 23 contacted is circular-arc in this embodiment.

Specifically, round bar 27 is connected with long board 10 through the block, draws piece 28 and round bar 27 to be fixed connection, draws piece 28 to be connected with long board 10 through round bar 27, and round bar 27 rear end is equipped with the spring that is used for reseing in this embodiment.

Specifically, the protrusion 30 is connected to the frame 3 by a snap fit, the weight block 19 is fixedly connected to the protrusion 30, the weight block 19 is connected to the frame 3 by the protrusion 30, and the protrusion 30 is a T-shaped member in this embodiment.

Specifically, No. two stopper 32 are connected with montant 2 through the block, and No. two stopper 30 is discoid member in this embodiment.

Specifically, the rack 33 is connected to the gear 34 by meshing, and the rack 33 is a closed ring-shaped member in this embodiment.

The working principle and the using process of the invention are as follows: the working principle and the using process of the invention are as follows: the pull ring (5) is pulled to drive the pull rope (20) which penetrates through the round hole (22) and the frame (3) and is connected with the balancing weight (19) to move upwards, the balancing weight (19) is driven to move upwards outside the upright post (6), the balancing weight (19) is driven to move upwards inside the moving groove (15) on the inner side of the frame (3) to be positioned at the lug bosses (30) on two sides of the balancing weight (19), when the tension force on two sides of the balancing weight (19) is not uniform, the lug bosses (30) can incline inside the moving groove (15), one end of the lug bosses is clamped into the inside of the first clamping groove (17), the balancing weight (19) cannot be pulled upwards, and therefore the dorsi muscles on two sides can be uniformly exercised; starting a motor (25) at the lower end inside the base (1), enabling the motor (25) to drive one gear (34) to rotate, enabling one gear (34) to drive a rack (33) inside the through groove (24) to move, enabling the rack (33) to drive the other two gears (34) at the two sides inside the through groove to rotate, enabling the other two gears (34) to drive a first limiting block (18) at the lower end to rotate inside the fixing groove (16), enabling the other two racks (33) to drive the screw rod (8) to rotate inside the lifting groove (7) at one side of the vertical rod (2), enabling the screw rod (8) to drive a second limiting block (32) at one end to rotate inside the second clamping groove (31), enabling the screw sleeve (23) meshed with the screw rod (8) to move up and down, driving the connecting block (21) to move up and down together, and enabling the cross rod (4) connected with the connecting block (21) to move up and down together, thereby achieving the height adjustment of the cross rod (4) with the height of the user; the long plate (10) is pushed to drive the sliding block at the lower end of the long plate to move in the sliding groove (9), when the long plate reaches a proper position, the threaded rod (14) is screwed into the screw hole (12), and the pushing block (13) is fixed, so that the position of the long plate (10) is adjusted according to the arm length of a user; the legs of a user are fixed by the binding bands (11), the pulling block (28) in the positioning groove (29) is pulled into the movable groove (26), the spring at the rear end of the round rod (27) is unfolded, the binding bands (11) are limited, and therefore the purpose that the user can do abdominal exercise is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dorsal muscle training ware is used in sports training which characterized in that: comprises a base (1), a frame (3) is arranged on the rear side of the upper end of the base (1), a cross rod (4) is arranged on the upper end of the base (1), vertical rods (2) for fixing are arranged at the two ends of the cross rod (4), a lifting groove (7) is formed in one side of each vertical rod (2), a screw rod (8) for rotating is arranged in the lifting groove (7), pull rings (5) for pulling are arranged on the two sides of one end of each cross rod (4), a stand column (6) for fixing is arranged in the frame (3), a sliding groove (9) for moving is formed in the upper end of the base (1), a long plate (10) is arranged on the upper end of the base (1), a binding band (11) for fixing is arranged on the upper end of the long plate (10), pushing blocks (13) are arranged on the two sides of the long plate (10), a threaded rod (14) for limiting is arranged on one side of each pushing block (13), screw holes (12) are formed in two sides of the base (1), moving grooves (15) are formed in two sides of the shelf (3), a plurality of first clamping grooves (17) are formed in two sides of the moving grooves (15), a balancing weight (19) is arranged at the lower end of the interior of the shelf (3), protruding blocks (30) are arranged on two sides of the balancing weight (19), pull ropes (20) are arranged on two sides of the upper end of the sliding groove (9), round holes (22) are formed in two sides of one end of the cross rod (4), a screw sleeve (23) used for lifting is arranged at one end of the interior of the lifting groove (7), connecting blocks (21) used for connecting are arranged on one side of the screw sleeve (23), a through groove (24) is formed in one end of the base (1), a motor (25) used for providing power is arranged at the lower end of the through groove (24), a movable groove (26) is formed in one side of the long plate (10), the inside in activity groove (26) is equipped with round bar (27), the outside one end of round bar (27) is equipped with draws piece (28), constant head tank (29) have been seted up to the outside one end of round bar (27), No. two draw-in grooves (31) have all been seted up to the upper end of montant (2), the inside of No. two draw-in grooves (31) all is equipped with No. two stopper (32), fixed slot (16) have all been seted up to the lower extreme both sides that lead to groove (24), the inside of fixed slot (16) all is equipped with stopper (18), the inside that leads to groove (24) is equipped with rack (33), the inside of rack (33) is equipped with three gear (34).

2. The dorsal muscle trainer for sports training according to claim 1, wherein: montant (2) are fixed connection with base (1), long board (10) are connected with base (1) through the block, threaded rod (14) are connected with promotion piece (13) through the screw thread, threaded rod (14) are connected with base (1) through the screw thread, it is connected with base (1) through threaded rod (14) to promote piece (13).

3. The dorsal muscle trainer for sports training according to claim 1, wherein: the pull rope (20) is fixedly connected with the balancing weight (19), the threaded sleeve (23) is connected with the screw rod (8) through meshing, the threaded sleeve (23) is fixedly connected with the connecting block (21), and the screw rod (8) is connected with the cross rod (4) through the threaded sleeve (23).

4. The dorsal muscle trainer for sports training according to claim 1, wherein: round bar (27) are connected with long board (10) through the block, draw piece (28) and round bar (27) for fixed connection, draw piece (28) to be connected with long board (10) through round bar (27).

5. The dorsal muscle trainer for sports training according to claim 1, wherein: the bump (30) is connected with the frame (3) through clamping, the balancing weight (19) is fixedly connected with the bump (30), and the balancing weight (19) is connected with the frame (3) through the bump (30).

6. The dorsal muscle trainer for sports training according to claim 1, wherein: the second limiting block (32) is connected with the vertical rod (2) through clamping.

7. The dorsal muscle trainer for sports training according to claim 1, wherein: the toothed rack (33) is connected to the toothed wheel (34) by means of meshing.