CN216725665U - Damping-adjustable exercise wheel - Google Patents

Abstract

The utility model discloses a damping adjustable exercise wheel, which relates to the field of fitness equipment, the exercise wheel is provided with a central tube and a wheel body, the central tube is provided with more than two elastic damping structures which are positioned in the wheel body, the wheel body is provided with a gear shifting mechanism, the gear shifting mechanism can be matched and connected with the elastic damping structure, more than two elastic damping structures are arranged on the central pipe, when the central tube rotates relative to the wheel body, the elastic damping structure rotates relative to the wheel body along with the central tube, the gear shifting mechanism arranged on the wheel body can be matched and connected with at least one elastic damping structure through the tooth-shaped structure on the gear shifting mechanism, after the gear shifting mechanism is connected with the elastic damping structure, when the central tube rotates relative to the wheel body, the elastic damping structure forms elastic resistance between the elastic damping structure and the gear shifting mechanism, and the more the elastic damping structure connected with the gear shifting mechanism is, the stronger the resistance is; the gear shifting mechanism can also be in a neutral position without being matched and connected with any elastic damping structure.

Description

Damping-adjustable exercise wheel

Technical Field

The utility model relates to the field of fitness equipment, concretely relates to adjustable exercise wheel of damping.

Background

In order to achieve the effect of labor saving during retraction of the exercise wheel in the market, a damping spring is arranged between a wheel body and a central tube, for example, a retraction type exercise wheel described in patent document TWM545614U of taiwan certificate of china, an accommodating space is arranged in the wheel body, a spring roll sheet is arranged between the accommodating space and the central tube, after a user pushes out the exercise wheel, the spring roll sheet is deformed to generate potential energy, and the exercise wheel can be retracted more easily by the aid of the potential energy rebounded by the spring roll sheet.

However, the damping spring in the exercise wheel has a fixed resilience, which can only satisfy the requirement of a specific degree of exercise for labor saving, but the exercise wheel with stronger or weaker exercise ability cannot be used, and needs to be purchased separately, but the exercise ability of the exerciser is constantly changing along with the exercise, which results in that the exerciser needs to purchase a plurality of exercise wheels with different damping springs according to the exercise ability of different stages, which causes great waste for consumers.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a through the nimble simple and convenient damping spring quantity of adjusting connection between center tube and wheel body of gear shifting mechanism to be applicable to the adjustable exercise wheel of more sportsman's damping.

In order to realize the above purpose, the utility model discloses the technical scheme who adopts is: the utility model provides an adjustable exercise wheel of damping, is equipped with center tube and wheel body, the center tube is equipped with at least one elastic damping structure, and the elastic damping structure is located the wheel body, the wheel body is provided with gear shifting mechanism, gear shifting mechanism can be connected with the cooperation of elastic damping structure, the elastic damping structure is equipped with dentate structure, gear shifting mechanism passes through dentate structure and is connected with the cooperation of elastic damping structure.

By adopting the technical scheme, more than two elastic damping structures are arranged on the central tube, when the central tube rotates relative to the wheel body, the elastic damping structures rotate relative to the wheel body along with the central tube, the gear shifting mechanism arranged on the wheel body can be matched and connected with at least one elastic damping structure through the tooth-shaped structures on the gear shifting mechanism, after the gear shifting mechanism is connected with the elastic damping structures, when the central tube rotates relative to the wheel body, the elastic damping structures form elastic resistance between the gear shifting mechanism and the elastic damping structures, and the more the elastic damping structures connected with the gear shifting mechanism are, the stronger the resistance is; the gear shifting mechanism can also be in a neutral position without being matched and connected with any elastic damping structure.

Preferably, the gear shifting mechanism is provided with a rotary gear shifting piece, the rotary gear shifting piece is rotatably arranged in the wheel body, and the rotary gear shifting piece can be connected with the tooth-shaped structure on the at least one elastic damping structure in a matching manner.

Through adopting above-mentioned technical scheme, rotatory gear shifting piece can be connected with the dentate structure cooperation of one or more elastic damping structure through the rotation, and it realizes shifting through the rotation and operates simple and convenient easily to realize.

Preferably, the rotary gear shifting piece is provided with a plurality of racks with different lengths.

Through adopting above-mentioned technical scheme, the rack of different length can be connected with the elastic damping structure cooperation of different quantity, sets up the different rack of a plurality of lengths on the rotatory piece of shifting and can reach the purpose of realizing shifting through the rotation.

Preferably, the rotary shifting piece is provided with a locking structure.

Through adopting above-mentioned technical scheme, locking structure can lock rotatory gear shifting piece to it is stable with the elastic damping structural connection to ensure to rotate gear shifting piece.

Preferably, the locking structure includes locking piece and lockhole, the lockhole is seted up in wheel body one side, and the locking piece sets up in the one end of rotatory gear shifting piece, and the locking piece can cooperate and insert the realization cooperation locking in the lockhole.

Through adopting above-mentioned technical scheme, when the locking piece was separated with the lockhole, rotatory gear shifting piece can be rotatory to realize shifting, the locking piece just locks with the lockhole cooperation after inserting, and rotatory gear shifting piece just can no longer rotate.

Preferably, the gear shifting mechanism is provided with a sliding gear shifting piece, the sliding gear shifting piece is arranged in the wheel body in a sliding mode, and the sliding gear shifting piece can be connected with the tooth-shaped structure on the at least one elastic damping structure in a matched mode.

Through adopting above-mentioned technical scheme, the slip gear shifting piece can realize being connected with the dentate structure cooperation on the elastic damping structure or structures through sliding to realize conveniently adjusting the damping gear.

Preferably, the side surface of the sliding gear shifting piece is provided with a limiting rack, and the limiting rack is correspondingly matched with the toothed structure.

Through adopting above-mentioned technical scheme, spacing rack can slide in the wheel body along with sliding the gear shifting piece, and then along with sliding the gear shifting piece and the dentate structure cooperation of one or more elastic damping structure is connected.

Preferably, the sliding gear shifting piece is provided with a gear shifting driving mechanism, the gear shifting driving mechanism is provided with an adjusting rotating shaft, the adjusting rotating shaft is rotatably arranged in the wheel body, the sliding gear shifting piece is sleeved on the adjusting rotating shaft, and the sliding gear shifting piece and the adjusting rotating shaft are driven in a matched mode.

Through adopting above-mentioned technical scheme, adjust the pivot and can with slip gear shifting piece cooperation, the rotation regulation pivot can control slip gear shifting piece and move at wheel body internal horizontal translation.

Preferably, the sliding gear shifting piece is provided with a thread groove and a salient point, the thread groove is arranged on the inner side wall of the sliding gear shifting piece, the salient point is arranged on the surface of the adjusting rotating shaft, and the salient point is correspondingly matched with the thread groove.

Through adopting above-mentioned technical scheme, the bump on adjusting the pivot surface can cooperate with the thread groove in the slip shifting piece, and through the cooperation of bump and thread groove, the horizontal slip that the slip shifting piece can be controlled to the rotatory regulation pivot.

Preferably, the sliding gear shifting piece is provided with a thread groove and a salient point, the thread groove is arranged on the surface of the adjusting rotating shaft, the salient point is arranged on the inner side wall of the sliding gear shifting piece, and the salient point is correspondingly matched with the thread groove.

Through adopting above-mentioned technical scheme, the thread groove on adjusting the pivot surface can with the bump cooperation in the slip shifting piece, through the cooperation of bump and thread groove, the horizontal slip that the slip shifting piece can be controlled to the rotatory regulation pivot.

Compared with the prior art, the utility model has the advantages of: (1) the central tube is provided with a plurality of elastic damping structures, and the central tube can be matched and connected with one or more elastic damping structures by controlling the gear shifting mechanism, so that the elastic resistance of the exercise wheel can be selectively adjusted; (2) the sporter does not need to adjust the number of damping springs by detaching the wheel body, and can simply and conveniently adjust the damping by the gear shifting mechanism, so that the damping device is suitable for the sporter with poor manual capability; (3) the gear shifting mechanism is provided with a rotary gear shifting piece, and gear shifting can be realized through rotation; (4) the gear shifting mechanism is provided with a sliding gear shifting piece, and gear shifting can be realized through sliding; (5) the rotary gear shifting piece can be locked through the matching of the lock hole and the lock block, and the operation is safer and more stable.

Drawings

Fig. 1 is an exploded schematic view of embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional view of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a rotary shifting member according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a stroke assembly in embodiment 1 of the present invention;

fig. 5 is an exploded view of embodiment 2 of the present invention;

fig. 6 is a schematic cross-sectional view of embodiment 2 of the present invention;

in the figure: 1. a central tube; 2. a wheel body; 21. a side plate; 3. an elastic damping structure; 31. a clockwork spring; 32. a barrel; 33. a tooth-shaped structure; 4. a gear shifting mechanism; 41. rotating the gear shifting piece; 411. a first rack; 412. a second rack; 413. a third rack; 42. a rotating shaft; 43. a first gear shifting knob; 44. a gear shifting rear cover; 441. a spring; 45. a sliding shift member; 451. a limit rack; 452. adjusting the rotating shaft; 453. a second shift knob; 454. salient points; 46. a limiting structure; 5. a locking structure; 51. a lock hole; 52. a locking block; 6. an anti-eccentricity structure; 61. an auxiliary gear; 62. a support bar; 7. a stroke assembly; 71. a stroke slot; 72. a positioning column; 73. positioning a pressing plate; 74. and (6) positioning a disc.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

The utility model provides an exercise wheel comprises center tube 1 and wheel body 2, and center tube 1 runs through wheel body 2 and sets up, and center tube 1 exposes in wheel body 2 outer both ends and is provided with the handrail.

When the exercise wheel is used, a user holds the handrail to push and pull, and the wheel body 2 rotates relative to the central tube 1.

The central tube 1 is provided with an elastic damping structure 3, and the elastic damping structure 3 is fixedly arranged on the central tube 1 and positioned in the wheel body 2, as shown in fig. 1 and 2.

Further, the elastic damping structure 3 is composed of a spring 31 and a spring barrel 32, the spring 31 is arranged in the spring barrel 32, the spring 31 is sleeved on the central tube 1 along with the spring barrel 32, one end of the spring 31 is connected with the central tube 1, and the other end of the spring 31 is connected with the inner side wall of the spring barrel 32.

The central tube 1 is provided with at least one elastic damping structure 3; in this embodiment, 4 elastic damping structures 3 are provided on the central tube 1, as shown in fig. 1 and 2.

The elastic damping structure 3 is provided with a tooth-shaped structure 33, specifically, the outer side surface of the barrel 32 is annularly provided with the tooth-shaped structure 33, as shown in fig. 1.

The wheel body 2 is provided with a gear shifting mechanism 4.

In this embodiment, the gear shifting mechanism 4 is provided with a rotary gear shifting member 41.

The rotating shifting member 41 is rotatably disposed in the wheel body 2, and a plurality of racks with different lengths are annularly disposed on a side surface thereof, as shown in fig. 1 to 3.

The rack on the side of the rotary shift 41 can mesh correspondingly with the toothed structure 33 on the outer side of the barrel 32.

In this embodiment, the side of the rotary shift member 41 is provided with a first rack 411, a second rack 412 and a third rack 413, as shown in fig. 3, the three racks have different lengths and can be connected with different numbers of elastic damping structures 3 in a matching manner.

The rotary shifting member 41 is provided with a rotating shaft 42, as shown in fig. 1 to 3.

The rotating shift member 41 is provided with a first shift knob 43, and the first shift knob 43 is located on one side of the wheel body 2, as shown in fig. 2.

The rotating shift member 41 is connected to the first shift knob 43 through a rotating shaft 42, and the rotating shaft 42 penetrates through the side plate 21 on the side surface of the wheel body 2, as shown in fig. 1 and 2; it should be noted that the rotary shifting member 41 and the first shifting knob 43 are both fixedly connected to the rotating shaft 42.

The rotary shift 41 is provided with a locking structure 5.

Further, the locking structure 5 is composed of a locking hole 51 and a locking block 52, the locking hole 51 is opened on the side plate 21 on one side of the wheel body 2, the locking block 52 is arranged on one side of the rotary gear shifting member 41, and the locking hole 51 and the locking block 52 correspond to each other, as shown in fig. 1 and 3.

In this embodiment, the lock hole 51 and the lock block 52 are both square, which is only a preferred embodiment, and the lock hole 51 and the lock block 52 may also be triangular, pentagonal, etc.

The rotating gear shifting part 41 can translate along the direction of the rotating shaft 42, and the locking block 52 can be inserted into the locking hole 51 in a matching mode through translation to achieve locking.

In practical use, the first gear shifting knob 43 is pushed and pulled to control the rotary gear shifting piece 41 to translate left and right in the wheel body 2, when the locking block 52 on one side of the rotary gear shifting piece 41 is separated from the locking hole 51 on the side plate 21, the rotary gear shifting piece 41 can be controlled to rotate by operating and rotating the first gear shifting knob 43, and gear shifting is further realized; when the rotating gear shifting member 41 is translated to the state that the locking block 52 is inserted into the locking hole 51, the rotating gear shifting member 41 is locked and cannot rotate continuously, the gear position is not changed any more in this state, and the exercise wheel can be used stably.

The other end of the rotating gear-shifting member 41 and the rotating shaft 42 movably penetrate through the side plate 21 on the other side, a gear-shifting rear cover 44 is disposed on the outer side surface of the side plate 21 on the other side, one end of the rotating shaft 42 is located in the gear-shifting rear cover 44, and as shown in fig. 2, a spring 441 is disposed between the end of the rotating shaft 42 and the gear-shifting rear cover 44.

The tension of the spring 441 can abut against the rotating shaft 42, so that the rotating gear shifting member 41 can translate towards one side far away from the spring, and then the lock block 52 can be always inserted into the lock hole 51, namely the rotating gear shifting member 41 is in a locking state by default, and only when gear shifting is needed, the first gear shifting knob 43 is operated to push the rotating gear shifting member towards one side of the spring 441, the lock block 52 is separated from the lock hole 51, and the rotating gear shifting member 41 can be rotated to realize gear shifting; the rotary shift lever 41 is pushed toward the spring 441, and the spring 441 is compressed and tensioned, so that the rotary shift lever 41 can be automatically returned to the locked state after releasing the hand.

The elastic damping structure 3 is provided with an anti-eccentricity structure 6.

Furthermore, the anti-eccentric structure 6 is composed of a plurality of auxiliary gears 61, the auxiliary gears 61 are disposed in the wheel body 2 and are mounted on the lateral surface of the elastic damping structure 3 through the support rod 62, the auxiliary gears 61 are rotatably connected to the support rod 62 and meshed with the tooth-shaped structure 33 on the lateral surface of the barrel 32, so that the auxiliary gears 61 form a limit position around the elastic damping structure 3, and the anti-eccentric structure has the effects of preventing the elastic damping structure 3 from being eccentric and ensuring the stable operation of the elastic damping structure 3.

The exercise wheel is provided with a stroke component 7.

The stroke assembly 7 is composed of a stroke groove 71, a positioning column 72, a positioning pressure plate 73 and a positioning disc 74.

The stroke groove 71 is formed in a screw shape and fixed to one side of the side plate 21 as shown in fig. 4.

The positioning disc 74 is located on one side of the side plate 21, and as shown in fig. 4, the positioning disc 74 is fixedly connected with the central tube 1.

A positioning column 72 is arranged on the positioning disc 74 in a penetrating manner, the positioning column 72 is fixed on the positioning disc 74 through a positioning pressing plate 73, and one end of the positioning column 72 penetrates through the positioning disc 74 and is connected in the stroke groove 71 in a matching manner.

When the exercise wheel is used, the positioning disc 74 is static relative to the wheel body 2 due to the fact that the positioning disc is fixedly connected to the central tube 1 along with the rotation of the wheel body 2, namely, the positioning column 72 is static relative to the stroke groove 71, the stroke groove 71 is matched and offset with the positioning column 72 along with the rotation of the wheel body 2 to a certain degree, the wheel body 2 cannot continue to rotate forwards, the rotation range of the wheel body 2 is limited, and the purpose of ensuring that a user cannot cause danger due to the fact that the wheel body 2 rotates excessively is achieved.

Example 2

The present embodiment is different from embodiment 1 in that the shift mechanism 4 is a sliding shift member 45 in the present embodiment.

The sliding gear shifting piece 45 is provided with a limiting rack 451, and the limiting rack 451 is located on one side of the sliding gear shifting piece 45 close to the elastic damping structure 3, as shown in fig. 5 and 6.

The sliding shift piece 45 translates left and right in the wheel body 2, and the limit rack 451 can be meshed with the toothed structures 33 on different numbers of barrel 32 according to the position of the sliding shift piece 45.

In this embodiment, there are 4 elastic damping structures 3, and the limiting rack 451 on one side of the sliding gear shifting member 45 can be correspondingly engaged with a plurality of elastic damping structures 3 at the same time, as shown in fig. 6.

The sliding shift member 45 is provided with a second shift knob 453, and the second shift knob 453 is rotatably provided at one side of the side plate 21, as shown in fig. 5 and 6.

An adjusting shaft 452 is fixedly disposed on one side of the second gear shifting knob 453, the adjusting shaft 452 penetrates the wheel body 2, and the sliding gear shifting member 45 is fittingly sleeved on the adjusting shaft 452, as shown in fig. 5 and 6.

The wheel body 2 is provided with a limiting structure 46 matched with the sliding shifting piece 45 for limiting the sliding shifting piece 45, so that the sliding shifting piece can only slide and translate along the axial direction of the adjusting rotating shaft 452 in the wheel body 2, and the limiting rack 451 is prevented from being shifted and cannot be matched with the elastic damping structure 3.

The sliding gear shifting piece 45 is provided with a gear shifting driving mechanism, and the gear shifting driving mechanism comprises a convex point 454 and a thread groove.

In this embodiment, the protruding points 454 are disposed on the surface of the adjusting shaft, as shown in fig. 5.

The thread groove is opened on the inner side wall of the sliding gear shifting piece 45, and the thread groove is correspondingly matched with the salient point 454.

In practical use, when the second shift knob 453 is operated to rotate, the adjusting shaft 452 rotates in the wheel body 2, and since the sliding shift member 45 can only translate along the axial direction of the adjusting shaft 452, the sliding shift member 45 can translate in the wheel body 2 under the engagement of the protruding point 454 and the threaded groove which rotate along with the adjusting shaft 452, so as to achieve the purpose of engaging the limit rack 451 with the toothed structure 33 on the barrel 32.

Example 3

The difference between the embodiment and the embodiment 2 is that in the embodiment, the protruding point is disposed on the inner side wall of the sliding shift member, the threaded groove is disposed on the surface of the adjusting shaft, and the protruding point and the threaded groove are correspondingly matched.

In this embodiment, there are 3 elastic damping structures 3.

Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that the same is susceptible to various modifications and changes by those skilled in the art. 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 (10)

1. The utility model provides an adjustable exercise wheel of damping, includes center tube (1) and wheel body (2), its characterized in that, center tube (1) runs through wheel body (2) and sets up, be equipped with at least one elastic damping structure (3) in wheel body (2), elastic damping structure (3) ring is equipped with dentate structure (33), wheel body (2) are equipped with gear shifting mechanism (4), gear shifting mechanism (4) are connected through dentate structure (33) and elastic damping structure (3) cooperation.

2. The exercise wheel with adjustable damping as claimed in claim 1, wherein the gear shifting mechanism (4) is provided with a rotary gear shifting member (41), the rotary gear shifting member (41) is rotatably arranged in the wheel body (2), and the rotary gear shifting member (41) is in fit connection with the toothed structure (33) on the at least one elastic damping structure (3).

3. The damped adjustable exercise wheel according to claim 2, wherein the rotary shift member (41) is provided with a plurality of racks of different lengths.

4. The damped adjustable exercise wheel according to claim 2, wherein the rotary shift (41) is provided with a locking structure (5).

5. The abdomen building roller with adjustable damping as claimed in claim 4, wherein the locking structure (5) comprises a locking block (52) and a locking hole (51), the locking hole (51) is arranged at one side of the roller body (2), the locking block (52) is arranged at one end of the rotary gear shifting member (41), and the locking block (52) can be inserted into the locking hole (51) in a matching manner to realize matching locking.

6. The exercise wheel with adjustable damping as claimed in claim 1, wherein the gear shift mechanism (4) is provided with a sliding gear shift member (45), the sliding gear shift member (45) is slidably arranged in the wheel body (2) and can be connected with the tooth-like structure (33) of the at least one elastic damping structure (3) in a matching manner.

7. The abdomen building roller with adjustable damping as claimed in claim 6, wherein the sliding gear shift member (45) is laterally provided with a limit rack (451), and the limit rack (451) is correspondingly matched with the toothed structure (33).

8. The abdomen building roller with adjustable damping according to claim 6, wherein the sliding gear shifting member (45) is provided with a gear shifting driving mechanism, the gear shifting driving mechanism is provided with an adjusting rotating shaft (452), the adjusting rotating shaft (452) is rotatably arranged in the roller body (2), and the sliding gear shifting member (45) is sleeved on the adjusting rotating shaft (452).

9. The abdomen building roller with adjustable damping according to claim 8, wherein the sliding shift member (45) is provided with a threaded groove and a protruding point (454), the threaded groove is opened on the inner side wall of the sliding shift member (45), the protruding point (454) is arranged on the surface of the adjusting rotating shaft (452), and the protruding point (454) is correspondingly matched with the threaded groove.

10. The abdomen building roller with adjustable damping according to claim 8, wherein the sliding shift member (45) is provided with a threaded groove and a protruding point (454), the threaded groove is formed on the adjusting rotating shaft (452), the protruding point (454) is arranged on the inner side wall of the sliding shift member (45), and the protruding point (454) is correspondingly matched with the threaded groove.

Images