CN213285514U

CN213285514U - Stretcher for physical fitness

Info

Publication number: CN213285514U
Application number: CN202022329043.8U
Authority: CN
Inventors: 吴卫军; 黄小龙; 周组辉
Original assignee: LONGNAN TEACHERS COLLEGE
Current assignee: LONGNAN TEACHERS COLLEGE
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-28
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of body-building apparatus, especially, be a stretcher for sports fitness, comprising a base plate, the top of bottom plate is fixed with the fixed station, the top of fixed station is fixed with the body-building platform, a lateral wall symmetry of body-building platform is fixed with the footboard, the both sides wall of body-building platform all is fixed with the circle axle. The utility model discloses a set up first T shape spout, first spring, first T shape slider, the fixed block, first draw the piece, the inserted bar, the post inserts, the second draws the piece, the inserted block, second T shape spout, the third spring, second T shape slider, movable block and handle, can adjust the tensile strength suitable to the person taking exercise, suitable taking exercise, unusual convenience, through setting up the circle axle, the connecting block, the backup plate, two-way threaded rod, revolve the piece, the guide bar, the sliding block, the lifter plate, head rod and second connecting rod, can realize the regulation to the backup plate angle, adjust to the more comfortable angle of person taking exercise, unusual convenient flexibility.

Description

Stretcher for physical fitness

Technical Field

The utility model relates to a body-building apparatus technical field specifically is a stretcher for sports fitness.

Background

Along with the general application of traction treatment lumbar vertebra, cervical vertebra disease, the theory of family's traction body-building, massage body-building is accepted for vast consumers gradually, various traction body-building apparatus appear in the market, the leisure body-building that gives people brings the convenience, wherein the use of elongator is the most extensive, the theory of operation of elongator is through stretching people's arm, the muscle of shank in order to reach the purpose of body-building, the elongator has many different types, like hand-held type elongator, sitting posture elongator and horizontal elongator etc. wherein horizontal elongator application method is to let the exerciser lie on the equipment, the arm pulls the chest expander and realizes the purpose of taking exercise arm muscle.

However, the prior horizontal stretcher has the following problems:

1. most of the horizontal stretchers on the market can not adjust the stretchable strength according to different people, different manpower amounts are different, and the stretching strength of the same equipment can not meet the requirements of different people, so that the stretcher is very inconvenient.

2. Most of the existing horizontal stretchers on the market can not adjust the angle of pillow, can not adjust to the angle comfortable for exercisers, and are very inconvenient and flexible.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a stretcher for sports body-building has solved most of present horizontal stretcher can't adjust the problem of tensile intensity, the unable angle of adjusting the pillow and leaning on according to the people's of difference.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stretcher for sports fitness, includes the bottom plate, the top of bottom plate is fixed with the fixed station, the top of fixed station is fixed with the body-building platform, a lateral wall symmetry of body-building platform is fixed with the footboard, the both sides wall of body-building platform all is fixed with the circle axle, the surface of circle axle is rotated through the bearing and is connected with the connecting block, the top of bottom plate is equipped with the backup plate, a lateral wall and two connecting block fixed connection of backup plate, the top of backup plate is fixed with the pillow, the both sides wall of body-building platform all has seted up first T shape spout, one side inner wall of first T shape spout all is fixed with first spring, the one end of first spring all is fixed with first T shape slider, first T shape slider is sliding connection respectively in corresponding first T shape spout, the one end of first T shape slider all is fixed with the fixed block, the both sides of body-building platform all are equipped with first pull block, an inserting rod is fixed on one side wall of each first pulling block, a rectangular opening is formed in one end of each inserting rod, a square block is fixed on the surface of each inserting rod, an L-shaped plate is fixed on one side wall of each fixing block, a second spring is sleeved on the outer side of each inserting rod, two ends of each second spring are fixedly connected with one side wall of each square block and one side wall of each L-shaped plate respectively, inserting columns are arranged on two sides of the exercise table and penetrate through the corresponding inserting rods and penetrate through the corresponding fixing blocks respectively, blocking blocks are fixed on the surfaces of the inserting columns, handles are fixed at the top ends of the inserting columns, second pulling blocks are arranged above the L-shaped plates respectively, inserting blocks matched with the rectangular openings in one ends of the inserting rods are fixed at the bottoms of the second pulling blocks and penetrate through the tops of the corresponding L-shaped plates respectively, two second T-shaped sliding grooves are formed in two side walls of the exercise table, a third spring is fixed on the inner wall of one side of each second T-shaped sliding groove, a second T-shaped sliding block is fixed on one end of each third spring, the second T-shaped sliding blocks are respectively and slidably connected into the corresponding second T-shaped sliding grooves, a movable block is hinged to one side wall of each second T-shaped sliding block through a hinge, the movable blocks are all penetrated through by corresponding inserting columns, handles are fixed on one side walls of the movable blocks, vertical plates are symmetrically fixed on the tops of the bottom plates, a bidirectional threaded rod is arranged above the bottom plates, two ends of the bidirectional threaded rod are respectively and rotatably connected with one side wall of an adjacent vertical plate through bearings, a rotary block is fixed on one end of the bidirectional threaded rod, a guide rod is arranged above the bottom plates, two ends of the guide rod are respectively and fixedly connected with one side wall of the adjacent vertical plate, two sliding blocks are arranged on the surface of the guide rod, and the top ends of the sliding blocks are respectively and in threaded connection with two, the lifting plate is arranged above the bottom plate, the top of the lifting plate is rotatably connected with a first connecting rod through a pin shaft, the first connecting rod is slidably connected to the bottom of the backup plate, two ends of the bottom of the lifting plate are rotatably connected with second connecting rods through pin shafts, and the bottom ends of the second connecting rods are respectively rotatably connected with the tops of adjacent sliding blocks through pin shafts.

As an optimal technical scheme of the utility model, the one end of head rod is fixed with third T shape slider, third T shape spout has been seted up to the bottom of backup plate, third T shape slider sliding connection is in third T shape spout.

As an optimized technical scheme of the utility model, the bottom of bottom plate is fixed with the slipmat.

As an optimized technical proposal of the utility model, the surface of the handle is provided with anti-skid lines, and the surface of the rotary block is provided with anti-skid lines.

As a preferred technical scheme of the utility model, two the round hole has all been seted up to the bottom of sliding block, the guide bar runs through two round holes in proper order.

As a preferred technical scheme of the utility model, the screw thread opposite direction at two-way threaded rod both ends, two the screw hole with two-way threaded rod both ends screw thread looks adaptation is all seted up on the top of sliding block, two-way threaded rod's both ends respectively with corresponding screw hole threaded connection.

(III) advantageous effects

Compared with the prior art, the utility model provides a stretcher for sports fitness possesses following beneficial effect:

1. this elongator for sports fitness through setting up first T shape spout, first spring, first T shape slider, fixed block, first drawing piece, inserted bar, inserting post, second and drawing piece, inserted block, second T shape spout, third spring, second T shape slider, movable block and handle, can adjust to the suitable tensile strength of person taking exercise, suitable taking exercise, unusual convenience.

2. This stretcher for sports fitness through setting up circle axle, connecting block, backup plate, two-way threaded rod, revolve piece, guide bar, sliding block, lifter plate, head rod and second connecting rod, can realize the regulation to the backup plate angle, adjusts to the more comfortable angle of exerciser, unusual convenient nimble.

Drawings

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

fig. 2 is an enlarged schematic view of fig. 1 at a according to the present invention;

FIG. 3 is a schematic side view of the present invention at A;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is a schematic sectional view of the backup plate of the present invention.

In the figure: 1. a base plate; 2. a fixed table; 3. a body-building platform; 4. a pedal; 5. a circular shaft; 6. connecting blocks; 7. a backup plate; 8. a pillow block; 9. a first T-shaped chute; 10. a first spring; 11. a first T-shaped slider; 12. a fixed block; 13. a first pull block; 14. inserting a rod; 15. a square block; 16. an L-shaped plate; 17. a second spring; 18. inserting a column; 19. a blocking block; 20. a grip; 21. a second pull block; 22. inserting a block; 23. a second T-shaped chute; 24. a third spring; 25. a second T-shaped slider; 26. a movable block; 27. a handle; 28. a vertical plate; 29. a bidirectional threaded rod; 30. rotating the block; 31. a guide bar; 32. a slider; 33. a lifting plate; 34. a first connecting rod; 35. a second connecting rod; 36. a third T-shaped slider; 37. a third T-shaped chute; 38. a non-slip mat.

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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a stretcher for physical fitness comprises a bottom plate 1, wherein a fixed platform 2 is fixed at the top of the bottom plate 1, a fitness platform 3 is fixed at the top of the fixed platform 2, pedals 4 are symmetrically fixed on one side wall of the fitness platform 3, round shafts 5 are fixed on two side walls of the fitness platform 3, connecting blocks 6 are rotatably connected to the surfaces of the round shafts 5 through bearings, a backup plate 7 is arranged above the bottom plate 1, one side wall of the backup plate 7 is fixedly connected with the two connecting blocks 6, pillow blocks 8 are fixed at the top of the backup plate 7, first T-shaped sliding grooves 9 are formed in the two side walls of the fitness platform 3, first springs 10 are fixed on the inner wall of one side of each first T-shaped sliding groove 9, first T-shaped sliding blocks 11 are fixed at one ends of the first T-shaped sliding blocks 11 and are respectively slidably connected in the corresponding first T-shaped sliding grooves 9, fixed blocks 12 are fixed at one ends of the first T-shaped sliding blocks 11, first pull blocks 13 are arranged on two sides of the fitness platform 3, an inserting rod 14 is fixed on one side wall of the first pulling block 13, a rectangular opening is formed in one end of the inserting rod 14, a square 15 is fixed on the surface of the inserting rod 14, an L-shaped plate 16 is fixed on one side wall of the fixed block 12, a second spring 17 is sleeved on the outer side of the inserting rod 14, two ends of the second spring 17 are respectively fixedly connected with one side wall of the square 15 and one side wall of the L-shaped plate 16, inserting columns 18 are respectively arranged on two sides of the exercise table 3, the inserting columns 18 are penetrated through by the corresponding inserting rods 14, the inserting columns 18 are respectively penetrated through the corresponding fixed blocks 12, blocking blocks 19 are respectively fixed on the surfaces of the inserting columns 18, handles 20 are respectively fixed on the top ends of the inserting columns 18, second pulling blocks 21 are respectively arranged above the L-shaped plate 16, inserting blocks 22 matched with the rectangular openings in one ends of the inserting rods 14 are respectively fixed on the bottoms of the second pulling blocks 21, the inserting blocks 22 are respectively penetrated through the tops of the corresponding L-shaped plates 16, two second T-shaped chutes 23 are, a third spring 24 is fixed on the inner wall of one side of the second T-shaped sliding groove 23, a second T-shaped sliding block 25 is fixed on one end of the third spring 24, the second T-shaped sliding blocks 25 are respectively connected in the corresponding second T-shaped sliding grooves 23 in a sliding manner, a movable block 26 is hinged on one side wall of each second T-shaped sliding block 25 through a hinge, the movable blocks 26 are respectively penetrated through by the corresponding inserting posts 18, a handle 27 is fixed on one side wall of each movable block 26, vertical plates 28 are symmetrically fixed on the top of the bottom plate 1, a bidirectional threaded rod 29 is arranged above the bottom plate 1, two ends of each bidirectional threaded rod 29 are respectively connected with one side wall of the adjacent vertical plate 28 in a rotating manner through a bearing, a rotary block 30 is fixed on one end of each bidirectional threaded rod 29, a guide rod 31 is arranged above the bottom plate 1, two ends of each guide rod 31 are respectively fixedly connected with one side wall of the adjacent vertical plate 28, two sliding blocks 32 are arranged on the surface of each guide rod 31, the, the top of bottom plate 1 is equipped with lifter plate 33, and the top of lifter plate 33 is connected with head rod 34 through the round pin hub rotation, and head rod 34 sliding connection is in the bottom of backup plate 7, and the bottom both ends of lifter plate 33 are connected with second connecting rod 35 through the round pin hub rotation, and the bottom of second connecting rod 35 is connected through the round pin hub rotation with the top of adjacent sliding block 32 respectively.

In this embodiment, through setting up first T shape spout 9, first spring 10, first T shape slider 11, fixed block 12, first draw piece 13, inserted bar 14, insert post 18, the second draws piece 21, inserted block 22, second T shape spout 23, third spring 24, second T shape slider 25, movable block 26 and handle 27, can adjust the tensile strength suitable to the person taking exercise, suitable taking exercise, unusual convenience, through setting up circle axle 5, connecting block 6, backup plate 7, two-way threaded rod 29, spiral block 30, guide bar 31, sliding block 32, lifter plate 33, first connecting rod 34 and second connecting rod 35, can realize the regulation to backup plate 7 angle, adjust to the angle that is more comfortable to the person taking exercise, unusual convenient and flexible.

Specifically, a third T-shaped sliding block 36 is fixed at one end of the first connecting rod 34, the bottom of the backup plate 7 is provided with the third T-shaped sliding block 36, and the third T-shaped sliding block 36 is slidably connected in a third T-shaped sliding groove 37.

In this embodiment, the third T-shaped slider 36 and the third T-shaped slider 36 are provided, so that the first connecting rod 34 can be more stable when sliding on the bottom of the backup plate 7.

Specifically, a non-slip mat 38 is fixed on the bottom of the bottom plate 1.

In this embodiment, the anti-slip mat 38 is disposed at the bottom of the bottom plate 1, so that the device can be placed on the ground to achieve a good anti-slip effect.

Specifically, the surface of the handle 20 is provided with anti-slip lines, and the surface of the rotary block 30 is provided with anti-slip lines.

In this embodiment, the surface of the grip 20 is provided with the anti-slip pattern, so that a good anti-slip effect can be achieved when the grip 20 is pulled, the grip is not easy to be taken off, and the surface of the rotary block 30 is provided with the anti-slip pattern, so that a good anti-slip effect can be achieved in the rotating process.

Specifically, round holes have all been seted up to two sliding blocks 32's bottom, and two round holes are run through in proper order to guide bar 31.

In this embodiment, the bottom end of the sliding block 32 is provided with a round hole, so that the sliding block 32 can be moved along with the bidirectional threaded rod 29 to achieve the limiting effect.

Specifically, the two ends of the bidirectional threaded rod 29 have opposite thread directions, the top ends of the two sliding blocks 32 are both provided with threaded holes matched with the threads at the two ends of the bidirectional threaded rod 29, and the two ends of the bidirectional threaded rod 29 are respectively in threaded connection with the corresponding threaded holes.

In this embodiment, the two ends of the bidirectional threaded rod 29 are opposite in thread direction, so that the sliding blocks 32 at the two ends of the bidirectional threaded rod 29 move in opposite directions, and the height of the lifting plate 33 can be adjusted.

The utility model discloses a theory of operation and use flow: when an exerciser needs to adjust the tensile strength, the second spring 17 is in a normal state at the moment, the first pulling block 13 is pulled, the first pulling block 13 can drive the insertion rod 14 to move, the insertion rod 14 is pulled out of the insertion column 18 until the insertion block 22 falls into the rectangular opening of the insertion rod 14, the insertion rod 14 is fixed, the second spring 17 is in a tensile state at the moment, the insertion column 18 is pulled, the insertion column 18 is separated from the rectangular opening of the movable block 26, the movable blocks 26 with proper quantity can be pushed into the second T-shaped sliding groove 23 according to the self condition of the exerciser, subsequent exercises cannot be influenced, then the insertion column 18 is put down, the second pulling block 21 is pulled, the second pulling block 21 can drive the insertion block 22 to move upwards, when the insertion block 22 leaves the rectangular opening of the insertion rod 14, the insertion rod 14 is inserted into the rectangular opening of the insertion column 18 under the action of the second spring 17, the insertion column 18 is fixed again, and the purpose of changing the tensile strength is achieved by changing the quantity of the tensile springs, when backup plate 7 angle is adjusted to needs, rotate earlier and revolve piece 30, revolve piece 30 and can drive two-way threaded rod 29 and rotate, two-way threaded rod 29 can drive two sliding blocks 32 and move toward opposite direction, and the ascending and descending motion of lifter plate 33 in vertical side can be realized to the motion of slider 32, and the motion of lifter plate 33 can drive backup plate 7 and rotate round circular shaft 5 to can realize the change of backup plate 7 angle.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. A stretcher for physical fitness comprises a bottom plate (1), and is characterized in that: the top of the bottom plate (1) is fixed with a fixed platform (2), the top of the fixed platform (2) is fixed with a body-building platform (3), a side wall of the body-building platform (3) is symmetrically fixed with pedals (4), two side walls of the body-building platform (3) are both fixed with round shafts (5), the surface of the round shafts (5) is rotatably connected with connecting blocks (6) through bearings, a backup plate (7) is arranged above the bottom plate (1), one side wall of the backup plate (7) is fixedly connected with the two connecting blocks (6), the top of the backup plate (7) is fixed with pillow blocks (8), two side walls of the body-building platform (3) are both provided with first T-shaped chutes (9), one side inner wall of the first T-shaped chute (9) is both fixed with a first spring (10), one end of the first spring (10) is both fixed with a first T-shaped slider (11), the first T-shaped sliders (11) are respectively slidably connected in the corresponding first T-shaped chutes (9), the one end of first T shape slider (11) all is fixed with fixed block (12), the both sides of body-building platform (3) all are equipped with first drawing piece (13), a lateral wall that first drawing piece (13) all is fixed with inserted bar (14), the rectangle mouth has been seted up to the one end of inserted bar (14), the surface of inserted bar (14) all is fixed with square (15), a lateral wall of fixed block (12) all is fixed with L shaped plate (16), the outside of inserted bar (14) all is equipped with second spring (17), the both ends of second spring (17) respectively with a lateral wall of square (15) and a lateral wall fixed connection of L shaped plate (16), the both sides of body-building platform (3) all are equipped with inserted column (18), inserted column (18) are run through by corresponding inserted bar (14), inserted column (18) run through corresponding fixed block (12) respectively, the surface of inserted column (18) all is fixed with blocks piece (19), the top end of each inserted column (18) is fixed with a handle (20), the upper portion of each L-shaped plate (16) is provided with a second pulling block (21), the bottom of each second pulling block (21) is fixed with an inserting block (22) matched with the rectangular opening at one end of each inserting rod (14), the inserting blocks (22) penetrate through the tops of the corresponding L-shaped plates (16) respectively, two second T-shaped sliding grooves (23) are formed in two side walls of the exercise table (3), a third spring (24) is fixed on the inner wall of one side of each second T-shaped sliding groove (23), one end of each third spring (24) is fixed with a second T-shaped sliding block (25), the second T-shaped sliding blocks (25) are connected in the corresponding second T-shaped sliding grooves (23) in a sliding mode respectively, a movable block (26) is hinged to one side wall of each second T-shaped sliding block (25) through a hinge, and the movable blocks (26) are penetrated through the corresponding inserted columns (18), a handle (27) is fixed on one side wall of the movable block (26), vertical plates (28) are symmetrically fixed on the top of the bottom plate (1), a bidirectional threaded rod (29) is arranged above the bottom plate (1), two ends of the bidirectional threaded rod (29) are respectively connected with one side wall of an adjacent vertical plate (28) through bearing rotation, a rotary block (30) is fixed on one end of the bidirectional threaded rod (29), a guide rod (31) is arranged above the bottom plate (1), two ends of the guide rod (31) are respectively fixedly connected with one side wall of the adjacent vertical plate (28), two sliding blocks (32) are arranged on the surface of the guide rod (31), the top ends of the sliding blocks (32) are respectively connected with two ends of the bidirectional threaded rod (29) through threads, a lifting plate (33) is arranged above the bottom plate (1), and the top of the lifting plate (33) is rotatably connected with a first connecting rod (34) through a pin shaft, first connecting rod (34) sliding connection is in the bottom of backup plate (7), the bottom both ends of lifter plate (33) are connected with second connecting rod (35) through the round pin axle rotation, the bottom of second connecting rod (35) is connected through the round pin axle rotation with the top of adjacent sliding block (32) respectively.

2. A stretching unit for physical exercise according to claim 1, wherein: a third T-shaped sliding block (36) is fixed at one end of the first connecting rod (34), a third T-shaped sliding groove (37) is formed in the bottom of the backup plate (7), and the third T-shaped sliding block (36) is connected in the third T-shaped sliding groove (37) in a sliding mode.

3. A stretching unit for physical exercise according to claim 1, wherein: and a non-slip mat (38) is fixed at the bottom of the bottom plate (1).

4. A stretching unit for physical exercise according to claim 1, wherein: the surface of the handle (20) is provided with anti-skid grains, and the surface of the rotary block (30) is provided with anti-skid grains.

5. A stretching unit for physical exercise according to claim 1, wherein: two the round hole has all been seted up to the bottom of sliding block (32), two round holes are run through in proper order in guide bar (31).

6. A stretching unit for physical exercise according to claim 1, wherein: the screw thread opposite direction at two ends of two-way threaded rod (29), two the screw hole with two-way threaded rod (29) both ends screw thread looks adaptation is all seted up on the top of sliding block (32), the both ends of two-way threaded rod (29) respectively with corresponding screw hole threaded connection.