CN211798503U

CN211798503U - But height-adjusting's comprehensive sports teaching device

Info

Publication number: CN211798503U
Application number: CN202020138996.3U
Authority: CN
Inventors: 陈钢
Original assignee: Physical Education College of Zhengzhou University
Current assignee: Physical Education College of Zhengzhou University
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-30
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses a but height-adjusting's comprehensive sports teaching device belongs to sports teaching technical field, and it includes the support frame, the spout has all been seted up at the front and the back of support frame inner wall, sliding connection has the slider in the spout, slider fixed connection is at the back of bracing piece, the lower fixed surface of bracing piece is connected with fixing device. This but height-adjusting's comprehensive sports teaching device, through the screw rod, the slider, change the handle, first pivot, the rope, the latch, a spring, mutually support between ratchet and the second pivot, thereby make this device can adjust the height of bracing piece according to the demand, with this adaptation different sports exercise projects, in addition this device when the increase guarantees the steadiness with ground area of contact, can also accomodate the casing foldingly, the space that occupies has been reduced when making it not use, the work of carrying of exercise personnel has been made things convenient for, the practicality of this device has further been improved.

Description

But height-adjusting's comprehensive sports teaching device

Technical Field

The utility model belongs to the technical field of the sports teaching, specifically be a but height-adjusting's comprehensive sports teaching device.

Background

In-process to sports teaching, often need use various equipment, an equipment often corresponds the sports training of an item, rarely have a sports equipment can be applicable to multiple project, when practising chin up movement, often need use the horizontal bar, ordinary horizontal bar all uses the bolt fastening at a certain position, be difficult to remove according to actual need, and can not adjust the height of its horizontal pole according to the needs of training person, also have some horizontal bars that can remove, often can be with the base setting great in order to place stably, and heavier, thereby be not convenient for remove, and can occupy more space when not using, make the practicality lower, consequently, need a convenient to use and height-adjustable's comprehensive sports teaching device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a but height-adjusting's comprehensive sports teaching device has solved ordinary sport equipment and can not be multi-purpose and remove inconvenient being difficult to the regulation, can occupy more space when not using moreover for the lower problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a but height-adjusting's comprehensive sports teaching device, includes the support frame, the spout has all been seted up at the front and the back of support frame inner wall, sliding connection has the slider in the spout, slider fixed connection is at the back of bracing piece, the lower fixed surface of bracing piece is connected with fixing device, a plurality of card hole has been seted up at the back of support frame, fixing device sets up in one of them card downthehole, the lower fixed surface of support frame is connected with the set casing, the front and the back joint of set casing inner wall have same rotating device.

Two ropes of the equal fixedly connected with of rotating device's the left and right sides face, the right-hand member fixedly connected with latch of rope, the left surface of latch passes through the right flank fixed connection of two telescoping device and set casing, latch and ratchet meshing, two the joint has same rotary device in the ratchet, the rotary device joint is in the casing, the opposite face of rotary device joint at two fixed plates, fixed plate fixed connection is at the right flank of set casing.

As a further aspect of the present invention: the fixing device comprises a nut, the nut is fixedly connected to the lower surface of the supporting rod, a screw rod is connected to the inner thread of the nut, and the screw rod is arranged in the clamping hole.

As a further aspect of the present invention: rotating device includes first pivot, the left and right sides face of first pivot respectively with the opposite face fixed connection of two left and right sides ropes, the positive fixedly connected with of first pivot changes the handle, two first bearings, two have been cup jointed to the surface of first pivot first bearing joint respectively at the front and the back of set casing inner wall.

As a further aspect of the present invention: the telescopic device comprises a telescopic rod, a spring is sleeved on the outer surface of the telescopic rod, and the two ends of the spring and the telescopic rod are fixedly connected with the right side face of the fixed shell and the left side face of the latch respectively.

As a further aspect of the present invention: the rotating device comprises a second rotating shaft, the second rotating shaft is respectively clamped in the two ratchet wheels and the shell, two second bearings are sleeved on the outer surface of the second rotating shaft, and the two second bearings are respectively clamped on the opposite surfaces of the two fixing plates.

As a further aspect of the present invention: the inner surface of the shell is provided with a soft cushion.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the height-adjustable comprehensive physical education teaching device is characterized in that through the mutual matching between the screw rod, the sliding block, the rotating handle, the first rotating shaft, the rope, the latch, the spring, the ratchet wheel and the second rotating shaft, when the device is needed to be used, the supporting rod is adjusted to a proper position, then the screw rod is screwed into the latch hole to fix the position of the supporting rod, when the device is not used, an exercising person upwards turns the shell to enable the shell to drive the ratchet wheel to extrude the latch, the latch is far away from the ratchet wheel, the exercising person turns the shell to a proper position to store the shell, the height of the supporting rod can be adjusted according to requirements, the device is suitable for different physical education exercise items, the contact area between the device and the ground is increased to ensure the stability, the shell can be stored and folded, the occupied space is reduced when the device is not used, and the carrying work of the exercising person is facilitated, further improving the practicability of the device.

2. This but height-adjusting's comprehensive sports teaching device, through setting up the cushion, and the cushion has good compliance for the exercise personnel can play certain guard action when the exercise, and the cushion can provide great exercise space for the exercise personnel, makes things convenient for the exercise item that the exercise personnel carried out sit up and its push-up with this.

3. This but height-adjusting's comprehensive sports teaching device, through setting up the screw rod, and the exercise personnel can be through downthehole with screw rod screw in card, make it carry out the fixed stay to the bracing piece to can guarantee that the exercise personnel carry out the work of exercise.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view at a position a of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the utility model at B;

FIG. 4 is a schematic view of the cross-sectional structure of the support frame of the present invention viewed from the right;

fig. 5 is a schematic view of the top view of the partial cross-sectional structure of the present invention;

in the figure: the device comprises a support frame 1, a sliding chute 2, a sliding block 3, a supporting rod 4, a fixing device 5, a nut 51, a screw 52, a clamping hole 6, a rotating device 7, a first rotating shaft 71, a first bearing 72, a rotating handle 73, a fixed shell 8, a rope 9, a clamping tooth 10, an expansion device 11, a telescopic rod 111, a spring 112, a ratchet wheel 12, a shell 13, a rotating device 14, a second bearing 141, a second rotating shaft 142, a fixed plate 15 and a cushion 16.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-5, the utility model provides a technical solution: a height-adjustable comprehensive physical education device comprises a support frame 1, sliding grooves 2 are formed in the front and the back of the inner wall of the support frame 1, sliding blocks 3 are connected in the sliding grooves 2 in a sliding mode, the sliding blocks 3 and the sliding grooves 2 are arranged, the sliding blocks 3 can stably slide in the sliding grooves 2, so that the height of a support rod 4 can be adjusted according to requirements, and accordingly an exerciser can conveniently conduct pull-up, jump-up and leg pressing work, the sliding blocks 3 are fixedly connected to the back of the support rod 4, a fixing device 5 is fixedly connected to the lower surface of the support rod 4, the fixing device 5 comprises a nut 51, the nut 51 is fixedly connected to the lower surface of the support rod 4, a screw 52 is connected to the nut 51 in a threaded mode, the screw 52 is arranged in a clamping hole 6, and the exerciser can fixedly support the support rod 4 by screwing the screw 52, thereby ensuring the exercise of the exercise personnel, the back of the support frame 1 is provided with a plurality of clamping holes 6, the fixing device 5 is arranged in one of the clamping holes 6, the clamping holes 6 are arranged, thereby providing a fixing point for the screw rod 52, the lower surface of the support frame 1 is fixedly connected with the fixed shell 8, the inner surface of the shell 13 is provided with the soft cushion 16, the soft cushion 16 is arranged, and the soft cushion 16 has good flexibility, so that the exercise personnel can play a certain protection role during the exercise, and the soft cushion 16 can provide a larger exercise space for the exercise personnel, thereby facilitating the exercise personnel to carry out the exercise items of sit-up and push-up, the front and the back of the inner wall of the fixed shell 8 are clamped with the same rotating device 7, the rotating device 7 comprises a first rotating shaft 71, the left side surface and the right side surface of the first rotating shaft 71 are respectively fixedly connected with the opposite surfaces of two left side ropes 9 and the right side ropes 9, the front fixedly connected with of first pivot 71 changes 73, change 73 through the setting, and change 73 and can provide the point of application of force for the exercise personnel, thereby make things convenient for exercise personnel's operation to use, two first bearings 72 have been cup jointed to the surface of first pivot 71, through setting up first pivot 71 and first bearing 72, and first pivot 71 is more stable at first bearing 72 internal rotation, thereby be favorable to the control work to rope 9, two first bearings 72 joint respectively are at the front and the back of set casing 8 inner wall.

Two ropes 9 are fixedly connected to the left side surface and the right side surface of the rotating device 7, a latch 10 is fixedly connected to the right end of each rope 9, the left side surface of the latch 10 is fixedly connected with the right side surface of the fixed shell 8 through two telescopic devices 11, each telescopic device 11 comprises a telescopic rod 111, the telescopic rods 111 are arranged, and the telescopic stability of a spring 112 can be ensured through the telescopic rods 111, so that the spring 112 can ensure that the latch 10 is driven by the spring 112 to be meshed with the ratchet 12 smoothly, the spring 112 is sleeved on the outer surface of the telescopic rod 111, the spring 112 is arranged, and the spring 112 can push the latch 10 to be meshed with the ratchet 12 by using the self elasticity, so that the position of the shell 13 can be fixed, the shell 13 is prevented from being unfolded, the carrying work of the exercise personnel is facilitated, two ends of the spring 112 and the telescopic rod 111 are respectively fixedly connected with the right side surface of the fixed shell 8, by arranging the latch 10 and the ratchet 12 and matching the latch 10 with the inclined teeth of the ratchet 12, the inclined teeth of the ratchet 12 press the inclined surfaces of the latch 10 to keep the latch 10 away from the ratchet 12, so that an exercising person can directly pull the shell 13 open, and further convenience is brought to the work of the exercising person, the two ratchet 12 are internally clamped with the same rotating device 14, the rotating device 14 comprises a second rotating shaft 142, the second rotating shaft 142 is respectively clamped in the two ratchet 12 and the shell 13, the outer surface of the second rotating shaft 142 is sleeved with two second bearings 141, the second rotating shaft 142 rotates in the second bearings 141 more stably, so that the normal overturning work of the shell 13 is ensured, the two second bearings 141 are respectively clamped in the opposite surfaces of the two fixing plates 15, the rotating device 14 is clamped in the shell 13, and the rotating device 14 is clamped in the opposite surfaces of the two fixing plates 15, through setting up fixed plate 15 to be convenient for fix second bearing 141's position, guarantee the normal cooperation work between second bearing 141 and the second pivot 142, fixed plate 15 fixed connection is at the right flank of stationary housing 8.

The utility model discloses a theory of operation does:

s1, when the user needs to use the utility model, the exerciser rotates the handle 73, so that the handle 73 drives the first rotating shaft 71 to rotate, the first rotating shaft 71 pulls the latch 10 away from the ratchet 12 through the rope 9, the exerciser can turn the shell 13 downwards to unfold the shell 13, and when the shell 13 is in contact with the ground, the handle 73 is released to finish the unfolding work of the shell 13;

s2, when the height needs to be adjusted, the exercising person moves the supporting rod 4 downwards, so that the supporting rod 4 slides downwards through the sliding block 3, when the supporting rod slides to a proper position, the exercising person screws the screw rod 52 into the clamping hole 6, so that the position of the supporting rod 4 is fixed, and the exercising person can carry out the exercise work at the moment;

s3, when the user does not need to use the exercise device, the user turns the case 13 upward, so that the case 13 drives the inclined teeth of the ratchet 12 to press the inclined surfaces of the latch 10 through the second rotating shaft 142, so that the latch 10 is away from the ratchet 12, and the spring 112 is compressed, and when the case 13 is folded to a proper position, the spring 112 pushes the latch 10 to engage with the ratchet 12 by its own elastic force, so that the user can carry the exercise device.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a but height-adjusting's comprehensive sports teaching device, includes support frame (1), its characterized in that: the front side and the back side of the inner wall of the support frame (1) are both provided with sliding grooves (2), the sliding grooves (2) are connected with sliding blocks (3) in a sliding mode, the sliding blocks (3) are fixedly connected to the back side of the support rod (4), the lower surface of the support rod (4) is fixedly connected with a fixing device (5), the back side of the support frame (1) is provided with a plurality of clamping holes (6), the fixing device (5) is arranged in one clamping hole (6), the lower surface of the support frame (1) is fixedly connected with a fixing shell (8), and the front side and the back side of the inner wall of the fixing shell (8) are clamped with the same rotating device (7);

two ropes (9) of the equal fixedly connected with of the left and right sides face of rotating device (7), right-hand member fixedly connected with latch (10) of rope (9), the right flank fixed connection of left side face through two telescoping device (11) and set casing (8) of latch (10), latch (10) and ratchet (12) meshing, two the joint has same rotary device (14) in ratchet (12), rotary device (14) joint is in casing (13), rotary device (14) joint is at the opposite face of two fixed plates (15), fixed plate (15) fixed connection is at the right flank of set casing (8).

2. The height-adjustable integrated physical teaching device of claim 1, wherein: the fixing device (5) comprises a nut (51), the nut (51) is fixedly connected to the lower surface of the supporting rod (4), a screw rod (52) is connected to the inner thread of the nut (51), and the screw rod (52) is arranged in the clamping hole (6).

3. The height-adjustable integrated physical teaching device of claim 1, wherein: rotating device (7) include first pivot (71), the left and right sides face of first pivot (71) respectively with the opposite face fixed connection of two left and right sides rope (9), the positive fixedly connected with of first pivot (71) changes handle (73), two first bearing (72) have been cup jointed to the surface of first pivot (71), two first bearing (72) joint respectively is at the front and the back of set casing (8) inner wall.

4. The height-adjustable integrated physical teaching device of claim 1, wherein: the telescopic device (11) comprises a telescopic rod (111), a spring (112) is sleeved on the outer surface of the telescopic rod (111), and two ends of the spring (112) and the telescopic rod (111) are fixedly connected with the right side face of the fixed shell (8) and the left side face of the latch (10) respectively.

5. The height-adjustable integrated physical teaching device of claim 1, wherein: the rotating device (14) comprises a second rotating shaft (142), the second rotating shaft (142) is respectively clamped in the two ratchet wheels (12) and the shell (13), the outer surface of the second rotating shaft (142) is sleeved with two second bearings (141), and the two second bearings (141) are respectively clamped on the opposite surfaces of the two fixing plates (15).

6. The height-adjustable integrated physical teaching device of claim 1, wherein: the inner surface of the shell (13) is provided with a soft pad (16).