CN220495511U - Stretching device for physical fitness - Google Patents

Abstract

The utility model relates to the technical field of sports fitness equipment, in particular to a stretching device for sports fitness. The stretching device for physical fitness comprises: the support column is arranged on the base; the two fixing plates are symmetrically arranged on the support column, and each fixing plate is provided with a rotating hole; two gears meshed with each other, wherein each gear is rotationally connected with one rotary hole, and each gear is fixedly connected with one rotary plate; a spring arranged between the two rotating plates; and each second push plate is provided with an adjusting mechanism. According to the stretching device for physical fitness, the two rotating plates are synchronously rotated through the two gears which are meshed with each other; through setting up adjustment mechanism to according to the leg length of different users adjusts the position of first push pedal on the commentaries on classics board, easy operation avoids through adjusting the length of commentaries on classics board in order to realize second push pedal position change, and then prevents that the commentaries on classics board from taking place unexpected removal in the use.

Description

Stretching device for physical fitness

Technical Field

The utility model relates to the technical field of sports fitness equipment, in particular to a stretching device for sports fitness.

Background

The prior art discloses a part of Chinese patent document with the technical field of body-building apparatuses, and the application number is 2015115001. X, and discloses a thigh adduction abduction trainer, which is provided with a seat cushion and a back cushion, and also comprises two bottom rods which are horizontally arranged at the bottom of the seat cushion and can rotate in the horizontal plane, wherein the bottom rods apply torque through a heavy hammer; a supporting rod is vertically arranged on the bottom rod, and a vertical pad capable of abutting against thighs is vertically arranged at the top end of the supporting rod; the end part of the bottom rod is obliquely provided with an inclined pad for supporting the lower leg. But current tensile exercise device of shank is because every person leg length is different so need adjust the position of rotating plate in the use, and conventional regulation rotating plate is not only troublesome, causes the whole device to take place to rock when using moreover easily, is difficult to satisfy the demand in practice to two rotating plates can not guarantee synchronous rotation in the use, thereby probably lead to the tensile exercise effect of muscle of both sides shank different.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects that the two rotating plates of the leg stretching exercise device in the prior art are inconvenient to adjust and cannot guarantee synchronous rotation, and further provides the stretching device for sports fitness, which can conveniently adjust the positions of the stress points of the two rotating plates according to the leg length of a user and can guarantee synchronous rotation.

In order to solve the technical problems, the stretching device for physical fitness provided by the utility model comprises:

the support column is arranged on the base;

the two fixing plates are symmetrically arranged on the support column, and each fixing plate is provided with a rotating hole;

two gears meshed with each other, wherein each gear is rotationally connected with one rotating hole, each gear is fixedly connected with one rotating plate, the gears are suitable for ensuring the synchronous rotation of the two rotating plates, and the rotating plates are suitable for being fixedly connected with a second push plate;

a spring arranged between the two rotating plates, wherein the spring is suitable for providing resistance for the two second pushing plates to approach each other;

and two adjusting mechanisms, wherein one adjusting mechanism is arranged on each second push plate, and the adjusting mechanisms are suitable for adjusting the positions of the adjusting mechanisms on the rotating plates according to the leg lengths of users.

Optionally, the fixed plate is disposed on a side surface of the support column, the main plane of the fixed plate is perpendicular to the axis of the support column, and an included angle between the side surfaces of the two fixed plates, which are close to each other, is greater than 0 degrees and smaller than 180 degrees.

Optionally, the gear is close to the side of fixed plate is provided with the bull stick, the bull stick with the commentaries on classics hole rotates to be connected.

Optionally, the bull stick is kept away from the one end of gear is provided with the limiting plate, the limiting plate with the fixed plate is kept away from the side looks butt of gear, the limiting plate is suitable for the restriction the bull stick with the change hole breaks away from.

Optionally, the adjustment mechanism includes first push pedal, two the side that the second push pedal is close to each other is provided with the spout, the size of spout with the size cooperation of first push pedal, first push pedal is suitable for in the inside slip of spout.

Optionally, the adjustment mechanism further includes a screw, the screw is disposed on a side surface of the first push plate, perpendicular to the sliding direction of the first push plate and far away from the support column, a rotating shaft is further disposed between the screw and the first push plate, the rotating shaft is fixedly connected with the side surface, and one end of the screw is rotatably connected with the rotating shaft.

Optionally, the side of the second push plate away from the support column is provided with a threaded hole corresponding to the position of the screw rod, the threaded hole is suitable for the screw rod to pass through, and the threads inside the threaded hole are meshed with the threads on the screw rod.

Optionally, the adjusting mechanism further comprises a handle, wherein the handle is arranged on one side, far away from the first push plate, of the threaded hole, and is fixedly connected with one end, far away from the rotating shaft, of the screw rod.

Optionally, a sliding plate is arranged on the side surface of the first push plate parallel to the sliding direction of the first push plate, a sliding hole is arranged on the side surface of the second push plate, which is close to the sliding plate, and the sliding hole is suitable for the sliding plate to pass through.

Optionally, a seat board is arranged at the upper end of the support column along the longitudinal direction, and a rubber pad is wrapped on the surface of the seat board; the base is provided with fixed feet along longitudinal side, fixed feet are more than one, and each fixed foot is provided with a mounting hole.

The technical scheme of the utility model has the following advantages:

1. according to the stretching device for physical fitness, the two rotating plates are synchronously rotated through the two gears which are meshed with each other, so that the stretching exercise effect of leg muscles at two sides is identical; through setting up adjustment mechanism to according to the leg length of different users adjusts the position of first push pedal on the commentaries on classics board, easy operation avoids through adjusting the length of commentaries on classics board in order to realize second push pedal position change, and then prevents that the commentaries on classics board from taking place unexpected removal in the use.

2. According to the stretching device for physical fitness, the limiting plate is arranged at one end, far away from the gear, of the rotating rod, so that the rotating rod is prevented from being separated from the rotating hole accidentally.

3. According to the stretching device for physical fitness, the handle is fixedly connected to one end, far away from the rotating shaft, of the screw rod, so that the screw rod can be conveniently rotated through the handle.

4. According to the stretching device for physical fitness, the sliding plate is arranged on the first pushing plate, the sliding hole is formed in the second pushing plate, and the sliding plate is matched with the sliding hole, so that the sliding stability of the first pushing plate on the second pushing plate is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a stretching apparatus for physical fitness according to the present utility model;

FIG. 2 is an exploded schematic view of the stretching device for physical fitness according to the present utility model;

FIG. 3 is a schematic perspective view of a first pusher plate according to the present utility model;

fig. 4 is a schematic perspective view of a second pusher plate according to the present utility model.

Reference numerals illustrate:

the device comprises a base, a 2-fixing foot, a 3-mounting hole, a 4-supporting column, a 5-fixing plate, a 6-rotating hole, a 7-gear, an 8-limiting plate, a 9-rotating rod, a 10-rotating plate, a 11-connecting plate, a 12-fixing ring, a 13-connecting rod, a 14-spring, a 15-first push plate, a 16-sliding plate, a 17-screw rod, a 18-second push plate, a 19-handle, a 20-rotating shaft, a 21-threaded hole, a 22-sliding groove, a 23-sliding hole and a 24-seat plate.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

Referring to fig. 1 to 4, the stretching device for physical exercise according to the present embodiment includes:

the device comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a support column 4, the axis of the support column 4 is vertical to the main plane of the base 1, the upper end of the support column 4 in the longitudinal direction is fixedly connected with a seat plate 24, the side surface of the support column 4 in the longitudinal direction is fixedly connected with a fixed plate 5, two rotating holes 6 are formed in the fixed plate 5, the axis of the rotating holes 6 is vertical to the main plane of the fixed plate 5, a rotating rod 9 is rotationally connected in the two rotating holes 6, the upper ends of the two rotating rods 9 are fixedly connected with a gear 7, the axis of the rotating rod 9 is vertical to the side surface of the gear 7, the axis of the rotating rod 9 coincides with the axis of the gear 7, the two gears 7 are meshed with each other, the side surfaces of the two gears 7 far away from the rotating rod 9 are fixedly connected with a rotating plate 10, the lower surfaces of one ends of the two rotating plates 10 are fixedly connected with a connecting plate 11, springs 14 are fixedly connected between the two connecting plates 11, the surfaces of the two rotating plates 10 are fixedly connected with two connecting rods 12, the surfaces of the two connecting rods 12 are fixedly connected with two connecting rods 18 in the two inner ends of the connecting rods 13, and two connecting rods 18 are fixedly connected with two adjusting mechanisms; during operation, a user sits on the seat board 24, two feet are placed at the upper ends of the two rotary plates 10, two handles 19 are rotatably adjusted, two handles 19 drive two screw rods 17 to rotate, two screw rods 17 and two threaded holes 21 are matched with each other to drive two first push plates 15 to slide in two sliding grooves 22, two screw rods 17 can only rotate in two rotating shafts 20 and can not be separated from the two rotating shafts 20, two ankles prop against the two first push plates 15, the two first push plates 15 are pressed to drive the two second push plates 18 to move, the two second push plates 18 drive the two rotary plates 10 to rotate, the two rotary plates 10 drive the two connecting plates 11 to move, the springs 14 are compressed to stop forcing, the springs 14 reset and drive the two rotary plates 10 to reset, and further drive the two first push plates 15 and the two second push plates 18 to reset, and repeated circulation is finally realized, the device for preventing the accidental shaking of the rotary plates 10 is prevented from happening in the process of adjusting the length of the rotary plates 10.

Specifically, the adjusting mechanism comprises a chute 22, a rotating shaft 20, a first push plate 15, threaded holes 21, a screw 17 and a handle 19, wherein the chute 22 is arranged on the side surfaces of the two second push plates 18, which are close to each other, the first push plate 15 is slidably connected in the chute 22, the rotating shaft 20 is fixedly connected with the side surface of the first push plate 15, which is far away from the support column 4, the screw 17 is rotatably connected in the rotating shaft 20, the threaded holes 21 are arranged on the side surface of the second push plate 18, which is far away from the support column 4, and are arranged corresponding to the position of the screw 17, the screw 17 is in threaded connection with the threaded holes 21, the handle 19 is fixedly connected with one end of the screw 17, which is far away from the rotating shaft 20, and a limiting mechanism is arranged between the first push plate 15 and the second push plate 18; when the device works, the sliding chute 22 is convenient for the first push plate 15 to slide in the sliding chute, the rotating shaft 20 is used for limiting the screw rod 17 to move relative to the first push plate 15 along the axial direction of the rotating shaft, the threaded hole 21 is matched with the screw rod 17 to adjust the position of the first push plate 15, the handle 19 is convenient for the screw rod 17 to rotate, and after the first push plate 15 slides in the sliding chute 22 to adjust the position of the first push plate 15, the ankle of a user directly abuts against the first push plate 15.

Specifically, the limiting mechanism includes a sliding hole 23 and a sliding plate 16, the sliding plate 16 is fixedly connected to the upper end of the first push plate 15 along the longitudinal direction, the sliding hole 23 is disposed at the upper end of the second push plate 18 along the longitudinal direction, and the sliding plate 16 is slidably connected in the sliding hole 23; in operation, the slide aperture 23 facilitates sliding movement of the slide 16 therein to prevent separation of the first push plate 15 from the slide slot 22.

Specifically, the upper end of the support column 4 is fixedly connected with the seat board 24, and a rubber pad is wrapped on the surface of the seat board 24; in operation, the seat board 24 is arranged to facilitate the user sitting on the support column 4, and the rubber pad is arranged to facilitate the user sitting on the seat board 24 more comfortably.

Specifically, the lower ends of the two rotating rods 9 are fixedly connected with limiting plates 8, the two limiting plates 8 are respectively matched with the two rotating holes 6, and the size of the limiting plates 8 is larger than that of the rotating holes 6, so that the limiting plates 8 are abutted with the lower surface of the rotating plate 10; in operation, the limiting plate 8 is beneficial to preventing the rotating rod 9 from being separated from the rotating hole 6, and the limiting plate 8 has a limiting effect.

Specifically, two fixing legs 2 are fixedly connected to the front end and the rear end of the base 1, four fixing legs 2 are arranged on the side face of the base 1 along the longitudinal direction, and mounting holes 3 are formed in the four fixing legs 2; during operation, the locking screw can be inserted into the mounting hole 3, the fixing foot 2 is fixed on the ground, and the device is prevented from toppling or moving in the using process.

The working principle of the utility model is as follows:

the user sits on the seat board 24, two feet are placed on the upper ends of the two rotating plates 10, the two handles 19 are adjusted in a rotating mode, the two handles 19 drive the two screw rods 17 to rotate, the two screw rods 17 and the two threaded holes 21 are matched with each other to drive the two first pushing plates 15 to slide in the two sliding grooves 22, the two screw rods 17 can only rotate in the two rotating shafts 20 and cannot separate from the two rotating shafts 20, the two ankles prop against the two first pushing plates 15, the two first pushing plates 15 are pressed to drive the two second pushing plates 18 to move, the two rotating plates 10 are driven to rotate through the two second pushing plates 18, the two rotating plates 10 drive the two connecting plates 11 to move, the springs 14 are compressed, the exertion is stopped, the springs 14 reset to drive the two rotating plates 10 to reset, the two first pushing plates 15 and the two second pushing plates 18 to reset through the two rotating plates 10, and the repeated circulation is carried out

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (10)

1. A stretching device for physical fitness, comprising:

the support column (4) is arranged on the base (1);

the two fixing plates (5) are symmetrically arranged on the supporting columns (4), and each fixing plate (5) is provided with a rotating hole (6);

two gears (7) meshed with each other, wherein each gear (7) is rotationally connected with one rotating hole (6), each gear (7) is fixedly connected with one rotating plate (10), the gears (7) are suitable for ensuring synchronous rotation of the two rotating plates (10), and the rotating plates (10) are suitable for being fixedly connected with a second pushing plate (18);

a spring (14) disposed between the two pivoting plates (10), the spring (14) being adapted to provide resistance to the two second push plates (18) approaching each other;

two adjustment mechanisms, one on each of the second push plates (18), are adapted to adjust their position on the swivel plate (10) in accordance with the leg length of the user.

2. The stretching device for physical fitness according to claim 1, wherein the fixing plate (5) is disposed on a side surface of the support column (4), a principal plane of the fixing plate (5) is perpendicular to an axis of the support column (4), and an included angle between side surfaces of the two fixing plates (5) which are close to each other is greater than 0 degrees and less than 180 degrees.

3. Stretching apparatus for physical fitness according to claim 2, characterized in that the side of the gear (7) close to the fixed plate (5) is provided with a rotating rod (9), the rotating rod (9) being in rotational connection with the rotating hole (6).

4. A stretching apparatus for physical fitness according to claim 3, wherein a limiting plate (8) is provided at an end of the rotating rod (9) away from the gear (7), the limiting plate (8) abuts against a side of the fixing plate (5) away from the gear (7), and the limiting plate (8) is adapted to limit the rotating rod (9) from being separated from the rotating hole (6).

5. Stretching apparatus for physical fitness according to claim 1, characterized in that said adjusting mechanism comprises a first push plate (15), the sides of two said second push plates (18) close to each other being provided with a runner (22), the runner (22) being sized to match the size of the first push plate (15), said first push plate (15) being adapted to slide inside said runner (22).

6. The stretching device for physical fitness according to claim 5, wherein the adjusting mechanism further comprises a screw (17), the screw (17) is disposed on a side surface of the first push plate (15) perpendicular to the sliding direction thereof and far away from the support column (4), a rotating shaft (20) is further disposed between the screw (17) and the first push plate (15), the rotating shaft (20) is fixedly connected with the side surface, and one end of the screw (17) is rotatably connected with the rotating shaft (20).

7. Stretching apparatus for physical fitness according to claim 6, wherein the side of the second push plate (18) remote from the support column (4) is provided with a threaded hole (21) corresponding to the screw (17), the threaded hole (21) is adapted to be penetrated by the screw (17), and the threads inside the threaded hole (21) are engaged with the threads on the screw (17).

8. The stretching apparatus for physical fitness according to claim 7, wherein the adjusting mechanism further comprises a handle (19), and the handle (19) is disposed at a side of the threaded hole (21) away from the first push plate (15) and fixedly connected with an end of the screw (17) away from the rotating shaft (20).

9. Stretching apparatus for physical fitness according to claim 8, characterized in that the side of the first push plate (15) parallel to the sliding direction thereof is provided with a slide plate (16), the side of the second push plate (18) which is pushed into the slide plate (16) is provided with a slide hole (23), the slide hole (23) being adapted for the slide plate (16) to pass through.

10. Stretching apparatus for physical fitness according to claim 1, characterized in that the support column (4) is provided with a seat plate (24) at the upper end in the longitudinal direction, the surface of the seat plate (24) being wrapped with a rubber pad; the base (1) is provided with fixed feet (2) along longitudinal side, fixed feet (2) are more than one, and each fixed foot (2) is provided with a mounting hole (3).