CN215025718U

CN215025718U - Stretcher for physical fitness

Info

Publication number: CN215025718U
Application number: CN202120320364.3U
Authority: CN
Inventors: 黄元木
Original assignee: Fuzhou College of Foreign Studies and Trade
Current assignee: Fuzhou College of Foreign Studies and Trade
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2021-12-07
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a stretcher for sports fitness, including the chassis, the both sides fixedly connected with extension plate of chassis, the upper surface swing joint of extension plate has tensile frame, and one side fixedly connected with leg of tensile frame drags, the last fixed surface of tensile frame is connected with the fixed axle, the top fixedly connected with worm wheel of fixed axle, one side fixedly connected with gear box of chassis, the mounting hole has been seted up at the top of gear box, and swing joint has the axis of rotation in the mounting hole, one side swing joint of gear box has the worm, and the worm wheel meshes with the worm mutually. The utility model discloses not only can restrict the rotation range of tensile frame, avoid user's ligament to pull, strengthen the security of use, can fix user's shank through the roof moreover, prevent that the shank from dragging from the leg in tensile and coming off, played good exercise effect, can also open tensile frame angle through rotatory axis of rotation and stretch the ligament, strengthened human pliability.

Description

Stretcher for physical fitness

Technical Field

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

Background

The body-building apparatus is the exerciser that uses for letting the personage that has the body-building demand reach supplementary exercise, the effect of body-building, and it has different apparatus to different effects, places in the gymnasium mostly, and the body-building apparatus kind is more, can adapt to the exercise of people's each position, makes the people keep good physical and mental appearance, and the elongator is the one of body-building apparatus.

The stretcher is used by a single person to stretch the ligament, so that the flexibility and the flexibility of a human body are enhanced, the traditional stretcher cannot be limited when in use, the ligament of a user is easily pulled during misoperation, and the human body is injured, so that the stretcher capable of being limited is urgently needed for physical fitness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stretcher for physical fitness.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stretcher for physical fitness comprises a chassis, extension plates are fixedly connected to two sides of the chassis, a stretching frame is movably connected to the upper surface of each extension plate, a leg mop is fixedly connected to one side of the stretching frame, a fixed shaft is fixedly connected to the upper surface of the stretching frame, a worm wheel is fixedly connected to the top end of the fixed shaft, a gear box is fixedly connected to one side of the chassis, a mounting hole is formed in the top of the gear box, a rotating shaft is movably connected in the mounting hole, a worm is movably connected to one side of the gear box and meshed with the worm, a sliding groove is formed in one side of the chassis, a sliding block is movably connected in the sliding groove, a swinging rod is movably connected to the top of the sliding block, one end of the swinging rod is rotatably connected with the stretching frame, a threaded hole is formed in one side of the chassis, a screw rod is movably connected in the threaded hole, an ejector block is fixedly connected to one end of the screw rod and slidably connected with the sliding groove, the notch has been seted up to the both sides of chassis, and swing joint has the limiting plate in the notch, and one side swing joint of limiting plate has the bolt, and the one end of bolt passes the limiting plate and contacts with the notch, the top fixedly connected with seat of chassis.

Furthermore, one side of the bottom frame is provided with scale marks.

Furthermore, one side of the screw rod is fixedly connected with an indicating ring.

Furthermore, one side of the leg mop is fixedly connected with a top plate.

Furthermore, the bottom of the leg mop is fixedly connected with a roller, and one side of the roller is provided with anti-skid lines.

Furthermore, the bottoms of the underframe and the extension plate are fixedly connected with supporting legs, and the bottoms of the supporting legs are fixedly connected with anti-slip pads.

Furthermore, the top of the bottom frame is fixedly connected with a backup plate.

The utility model has the advantages that:

1. the screw rod is matched with the ejection block, when the screw rod is rotated by a worker, the ejection block can be moved to abut against the sliding block, so that the rotation range of the stretching frame is limited, ligament strain of a user is avoided, and the use safety is enhanced.

2. The leg is dragged to be provided with the top plate, when people use the stretcher, the roller can prop the leg of a user, so that the leg is fixed, the leg is prevented from being dragged to fall off from the leg in stretching, and a good exercise effect is achieved.

3. Through the cooperation use at worm wheel and worm, when rotatory axis of rotation, can make the worm promote the worm wheel and rotate to the worm wheel drives the stretching frame and removes, can open the stretching frame angle and stretch the ligament, has strengthened human pliability and flexibility.

Drawings

Fig. 1 is a schematic front view of a stretching device for physical fitness according to the present invention;

fig. 2 is a schematic rear view of the stretching device for physical fitness according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a stretcher for physical exercise according to the present invention;

fig. 4 is an enlarged schematic view a point of the sectional structure diagram a of the stretching device for physical exercise of the present invention.

In the figure: 1. a chassis; 2. a stretching frame; 3. a top plate; 4. a roller; 5. a leg mop; 6. a seat; 7. a backup plate; 8. a rotating shaft; 9. a gear case; 10. supporting legs; 11. a worm gear; 12. an extension plate; 13. a limiting plate; 14. scale lines; 15. a screw; 16. an indicator ring; 17. a worm; 18. a slider; 19. a top block; 20. a swing lever.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1 to 4, a stretcher for physical training comprises a base frame 1, extension plates 12 are fixed on two sides of the base frame 1 through bolts, a stretching frame 2 is rotatably connected on the upper surface of the extension plates 12, leg drags 5 are fixed on one side of the stretching frame 2 through bolts, the leg drags 5 can be driven to move when the stretching frame 2 moves, so that the leg drags 5 drive legs to move, a fixed shaft is fixed on the upper surface of the stretching frame 2 through bolts, a worm wheel 11 is fixed on the top end of the fixed shaft through bolts, a gear box 9 is fixed on one side of the base frame 1 through bolts, a mounting hole is formed in the top of the gear box 9, a rotating shaft 8 is rotatably connected in the mounting hole, a worm 17 is rotatably connected on one side of the gear box 9, the worm wheel 11 is meshed with the worm 17, when the rotating shaft 8 is rotated, the worm 17 can push the worm wheel 11 to rotate, so that the worm wheel 11 drives the stretching frame 2 to move, the angle of the stretching frame 2 can be opened to stretch the ligament, the flexibility and the flexibility of a human body are enhanced, one side of the bottom frame 1 is provided with a sliding groove, a sliding block 18 is connected in the sliding groove in a sliding manner, the top of the sliding block 18 is connected with a swinging rod 20 in a rotating manner, one end of the swinging rod 20 is connected with the stretching frame 2 in a rotating manner, when the stretching frame 2 rotates, the sliding block 18 can be driven to move on the sliding groove under the action of the swinging rod 20, one side of the bottom frame 1 is provided with a threaded hole, a screw rod 15 is connected in the threaded hole in a threaded manner, one end of the screw rod 15 is fixed with a top block 19 through a bolt, the top block 19 is connected with the sliding groove in a sliding manner, when a worker rotates the screw rod 15, the top block 19 can be moved to abut against the sliding block 18, thereby the rotating range of the stretching frame 2 is limited, the ligament of a user is prevented from being pulled, the safety in use is enhanced, notches are formed in two sides of the bottom frame 1, and a limiting plate 13 is connected in the sliding manner, one side threaded connection of limiting plate 13 has the bolt, and the one end of bolt passes limiting plate 13 and contacts with the notch, during adjusting bolt, can remove limiting plate 13 in the notch to carry on spacingly to stretcher 2, the top of chassis 1 is passed through the bolt fastening and is had seat 6.

The utility model discloses in, it is required to explain, one side of chassis 1 is equipped with scale mark 14, there is indicating ring 16 one side of screw rod 15 through the bolt fastening, according to the position of indicating ring 16 directional scale mark 14, the distance that can the person of facilitating the use adjustment kicking block 19 removed, one side that the leg dragged 5 has roof 3 through the bolt fastening, the bottom that the leg dragged 5 has gyro wheel 4 through the bolt fastening, one side of gyro wheel 4 is equipped with anti-skidding line, chassis 1 and extension plate 12's bottom all has supporting legs 10 through the bolt fastening, supporting legs 10 can make the stretcher support mutually with ground, the steadiness of stretcher has been strengthened, the bottom of supporting legs 10 bonds and has the slipmat, the top of chassis 1 has backup plate 7 through the bolt fastening.

The working principle is as follows: when people stretch the ligament, firstly, the screw rod 15 is rotated, the screw rod 15 drives the ejector block 19 to move, the ejector block 19 limits the slide block 18 according to the position of the adjusting indication ring 16 pointing to the scale mark 14, meanwhile, the bolt is adjusted, the limiting plate 13 is fixed at a proper position in the notch, then the extension plate 12 is adjusted to a proper length, then the seat 6 is seated, the leg is placed on the leg support 5, then the rotating shaft 8 is rotated, the worm 17 is driven to rotate under the action of the rotating shaft 8, then the worm 17 pushes the worm wheel 11 to rotate, then the worm wheel 11 drives the stretching frame 2 to open the angle, then the stretching frame 2 drives the leg support 5 to open, and stretches the leg of a user, when the slide block 18 is in contact with the ejector block 19, the stretching frame 2 stops moving, when the stretching frame 2 is in contact with the limiting plate 13, the opening angle of the stretching frame 2 is limited at the same time, preventing the ligament of the user from being pulled by misoperation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a stretcher for sports fitness, includes chassis (1), its characterized in that, the both sides fixedly connected with extension plate (12) of chassis (1), the upper surface swing joint of extension plate (12) have tensile frame (2), one side fixedly connected with leg of tensile frame (2) drags (5), the upper surface fixedly connected with fixed axle of tensile frame (2), the top fixedly connected with worm wheel (11) of fixed axle, one side fixedly connected with gear box (9) of chassis (1), the mounting hole has been seted up at the top of gear box (9), swing joint has axis of rotation (8) in the mounting hole, one side swing joint of gear box (9) has worm (17), and worm wheel (11) meshes with worm (17), the spout has been seted up to one side of chassis (1), swing joint has slider (18) in the spout, and the top swing joint of slider (18) has swinging arms (20), and the one end of swinging arms (20) rotates with tensile frame (2) to be connected, threaded hole is seted up to one side of chassis (1), threaded hole swing joint has screw rod (15), the one end fixedly connected with kicking block (19) of screw rod (15), and kicking block (19) and spout sliding connection, the notch has been seted up to the both sides of chassis (1), and swing joint has limiting plate (13) in the notch, and one side swing joint of limiting plate (13) has the bolt, and the one end of bolt passes limiting plate (13) and contacts with the notch, the top fixedly connected with seat (6) of chassis (1).

2. A stretching apparatus for sports fitness according to claim 1, wherein one side of the chassis (1) is provided with graduation marks (14).

3. A stretching apparatus for sports fitness according to claim 1, characterized in that an indicating ring (16) is fixedly connected to one side of the screw (15).

4. A stretching apparatus for sports fitness according to claim 1, wherein a top plate (3) is fixedly connected to one side of the leg drags (5).

5. A stretching apparatus for sports fitness according to claim 4, characterized in that the bottom of the leg drags (5) is fixedly connected with the roller (4), and one side of the roller (4) is provided with anti-skid lines.

6. A stretching apparatus for sports fitness according to claim 1, wherein two supporting feet (10) are fixedly connected to the bottom of the base frame (1) and the extension plate (12), and a non-slip mat is fixedly connected to the bottom of the supporting feet (10).

7. A stretching apparatus for sports fitness according to claim 1, characterized in that a rest plate (7) is fixedly connected to the top of the chassis (1).