CN216629548U - Abdomen exercising wheel with limiting function - Google Patents

Abstract

An abdomen exercise wheel with a limiting function comprises a wheel frame, handles arranged on two sides of the wheel frame, a driving wheel assembly and a driven wheel assembly, wherein the driving wheel assembly and the driven wheel assembly are rotatably arranged on the wheel frame, the driven wheel assembly comprises a driven wheel, a wheel shaft and a bearing, the driving wheel assembly comprises a driving wheel, a shaft body arranged in the driving wheel and a torsion spring sleeved outside the shaft body, the driving wheel comprises a wheel barrel and a wheel cover, one end of the torsion spring is connected with the inside of the wheel cover, the other end of the torsion spring is connected with the shaft body, a strip hole penetrates through the side wall of the shaft body, a limiting sleeve is connected to the rotary sleeve on the shaft body, one end of the limiting sleeve is fixed on the wheel cover, a spiral cavity is hollowed in the limiting sleeve, a limiting pin is obliquely arranged in the strip hole, two ends of the limiting pin penetrate out of the strip hole and are respectively clamped with the spiral cavity, and the limiting pin axially moves in the strip hole along with the rotation of the limiting sleeve, the limiting effect is direct and smooth, the stability is good, the structure is ingenious, and the safety is high.

Description

Abdomen exercising wheel with limiting function

Technical Field

The utility model relates to an exercise wheel with a limiting function.

Background

The abdomen building wheel is more and more known by the public as a small-sized device capable of exercising muscles and joints, the exercise of arms, abdomen and waist and buttocks is realized by pushing the abdomen building wheel back and forth to move, the traditional abdomen building wheel has simple structure and easy operation, but the muscle is easily controlled to cause strain when in use due to the simple structure, the damping is increased when the abdomen building wheel with the rebound function is pushed forwards, the phenomenon that the abdomen building wheel is too fast to be out of control when the abdomen building wheel rotates is avoided, the abdomen building wheel is driven by the elastic force of a spring when the abdomen building wheel pulls back, the labor is saved, but the moving distance of the abdomen building wheel cannot be effectively controlled, the patent number CN202022226867.2 discloses an abdomen building wheel with controllable damping and stroke, the stroke is effectively controlled, the structure is complex, a plurality of accessories are required to be matched with each other, the processing precision requirement is high, the internal volume of the wheel body is large, in addition, the obvious bruise and lag feeling are realized when the rotating shaft is locked by the external part of the rotating shaft of the stroke positioning seat and the limiting sleeve, the use experience is not good enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the background art, the utility model provides the abdomen building wheel with the limiting function, which has the advantages of ingenious structure, good stability, smooth use, safety and reliability.

The technical scheme of the utility model is as follows: the utility model provides a take limit function's exercise wheel, includes the wheel carrier, installs the handle and rotate the setting on the wheel carrier drive pulley subassembly and follow the driving wheel subassembly in the wheel carrier both sides, follow the driving wheel subassembly including following driving wheel, shaft and bearing, the drive pulley subassembly includes the action wheel, sets up axis body and the cover in the action wheel and establish the torsion spring outside the axis body, the action wheel includes round bucket and wheel lid, torsion spring's both ends are connected with wheel lid and axis body respectively, the axis body lateral wall runs through and is equipped with rectangular hole, the swivel housing connects on the axis body and is equipped with the stop collar, stop collar one end is fixed on the wheel lid, the fretwork is equipped with the spiral chamber in the stop collar, spiral intracavity activity slope joint has the spacer pin, the spacer pin cover is established at rectangular downthehole axial displacement along with the rotation of stop collar.

Further, the limiting sleeve is vertically provided with a limiting rod corresponding to the tail end of the spiral cavity, and the lower part of the limiting rod penetrates into the spiral cavity.

It is further set that the axial length of the threaded cavity is less than the length of the elongated hole.

Further, the limiting sleeve is a hexagonal sleeve, and a hexagonal hole is correspondingly formed in the wheel cover and fixed with the hexagonal sleeve.

Further, through holes are formed in the middles of the wheel barrel and the wheel cover, and two ends of the shaft body are erected on the through holes respectively.

Further set, the driving wheel assembly further comprises bearings which are respectively sleeved at two ends of the shaft body, and the bearings are matched with the through holes.

Further, the shaft body is vertically provided with an adjusting pin, and the adjusting pin is connected with one end of the torsion spring, which corresponds to the shaft body.

Further, mounting holes are formed in two ends of the wheel frame, the driving wheel assembly is sleeved on the mounting holes in a rotating mode around the shaft body, and the driven wheel assembly is sleeved on the mounting holes in a rotating mode around the shaft body.

And further setting that mounting grooves are formed outside the corresponding mounting holes at the two ends of the inner wall of the wheel carrier.

The utility model has the beneficial effects that: the utility model relates to an abdomen exercise wheel with a limiting function, a driving wheel component and a driven wheel component are respectively arranged on a wheel carrier in a front-back rotating manner, a double wheel is arranged on the ground to have a stable structure when rolling, a torsion spring is sleeved outside a shaft body to achieve the effect of springback assistance, the side wall of the shaft body is provided with a strip hole in a penetrating manner, a limiting sleeve is sleeved on the shaft body in a rotating manner, one end of the limiting sleeve is fixed on a wheel cover to enable the limiting sleeve to rotate around the shaft body along with the driving wheel, a limiting pin is movably clamped in a spiral cavity of the limiting sleeve in an inclined manner and axially moves in the strip hole along with the rotation of the limiting sleeve until the limiting pin is abutted against a limiting rod, so that the limiting pin is clamped with the tail end of the strip hole to achieve the effect of limiting the rotation of the limiting sleeve and the shaft body, the rolling distance limiting of the abdomen exercise wheel is achieved, and simultaneously under the combined action of reverse elasticity and tension of the torsion spring in the pulling process, realize the reset function, avoid apart from the overlength and strain muscle, safe and reliable, spacer pin directly sets up in the pivot in addition, and limiting displacement is more direct effective when having reduced the volume, and the structure is ingenious, use more smoothly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the split structure of fig. 1.

Fig. 3 is a schematic diagram of a disassembled structure of the driving wheel assembly in fig. 2.

Fig. 4 is a longitudinal sectional view of the drive wheel assembly of fig. 2.

Fig. 5 is a cross-sectional view of the drive wheel assembly of fig. 2.

Fig. 6 is a schematic view of an installation structure of the torsion spring according to the present invention.

FIG. 7 is a schematic view of a matching structure of a shaft body and a stop collar according to the present invention.

Fig. 8 is a sectional view of the stop collar of fig. 3.

In the figure, the wheel frame 1, the handle 2, the driven wheel assembly 3, the driven wheel 31, the wheel shaft 32, the bearing 33, the driving wheel assembly 4, the driving wheel 41, the wheel barrel 411, the wheel cover 412, the shaft body 42, the strip hole 421, the torsion spring 43, the stop collar 5, the spiral cavity 51, the stop pin 6, the stop rod 7, the through hole 8, the adjusting pin 9, the mounting hole 10 and the mounting groove 11.

Detailed Description

Embodiments of the utility model are further described below with reference to the accompanying drawings:

as shown in fig. 1-8, an abdomen exercise wheel with a position limiting function comprises a wheel frame 1, handles 2 installed at two sides of the wheel frame 1, and a driving wheel assembly 4 and a driven wheel assembly 3 rotatably installed on the wheel frame 1, wherein the driving wheel assembly 4 and the driven wheel assembly 3 are respectively installed at the front and back, which is different from a single-wheel abdomen exercise wheel, and has a more stable structure and less possibility of wrist sprain when rolling on the ground, the driven wheel assembly 3 comprises a driven wheel 31, a wheel shaft 32 and a bearing 33, the bearing 33 is installed at two sides of the driven wheel 31, and ensures that the driven wheel 31 and the wheel shaft 32 are coaxial and roll more smoothly, the driving wheel assembly 4 comprises a driving wheel 41, a shaft body 42 installed in the driving wheel 41, and a torsion spring 43 installed outside the shaft body 42, the driving wheel 41 comprises a wheel barrel 411 and a wheel cover 412, the wheel barrel 411 and the wheel cover 412 are connected with each other, one end of the torsion spring 43 is connected with the inside the wheel cover 412, the other end is connected with a shaft body 42, so that a torsion spring 43 is elastically deformed in the rotation process of the driving wheel 41, the side wall of the shaft body 42 is provided with a long hole 421 in a penetrating manner, the long hole 421 is axially arranged, the shaft body 42 is rotatably sleeved with a limit sleeve 5, one end of the limit sleeve 5 is fixed on a wheel cover 412, so that the limit sleeve 5 rotates around the shaft body 42 along with the driving wheel 41, a spiral cavity 51 is hollowed in the limit sleeve 5, the axial length of the spiral cavity is smaller than that of the long hole 421, so that the initial position of the limit pin 6 is obliquely arranged in the long hole 421, two ends of the limit pin 6 penetrate through the long hole 421 and are respectively clamped with the spiral cavity 51, the outer wall of the limit pin 6 is attached to the inner wall of the long hole, and along with the rotation of the limit sleeve 5, the limit pin 6 axially moves in the long hole 421, when the limit pin 6 is clamped with the tail end of the long hole 421, the maximum rolling distance of the exercise wheel is achieved, the limiting effect is direct and smooth, and the stability is good.

As a further optimization of this embodiment, the stop collar 5 is vertically provided with a stop lever 7 corresponding to the end of the spiral cavity 51, the lower side of the stop lever 7 penetrates into the spiral cavity 51, and after the stop pin 6 axially moves inward to a certain distance, the top end of the stop pin 6 abuts against the stop lever 7, so that the stop collar is safer and more reliable, and the stop collar 5 is rotationally limited relative to the shaft body 42.

The stop collar 5 is a hexagonal sleeve, the wheel cover 412 is correspondingly provided with a hexagonal hole which is fixed with the hexagonal sleeve, the hexagonal structure is stable, the stress is uniform, the deformation is not easy to occur, the butt joint installation is rapid, and the fixing effect is good.

Through-hole 8 has all been seted up to the centre of wheel bucket 411 and wheel lid 412, makes the both ends of axis body 42 erect respectively on through-hole 8, action wheel subassembly 4 still cup joints the bearing 33 that sets up at axis body 42 both ends respectively including being equipped with, bearing 33 and 8 looks adaptations of through-hole make axis body 42 rotate more smoothly, guarantee the coaxial setting of action wheel 41 and axis body 42 simultaneously.

The adjusting pin 9 is vertically arranged on the shaft body 42, the tail end of the adjusting pin 9 is connected with one end, corresponding to the shaft body 42, of the torsion spring 43, the adjusting pin 9 can adjust the taper of the torsion spring 43, the tightness of the torsion spring 43 in an initial state is changed, the adjustment of resistance and resilience is achieved, specifically, the adjusting pin 9 is screwed, the distance between the tail end of the adjusting pin 9 and the center of the shaft body 42 is shortened, the taper of the torsion spring 43 is further reduced, the torsion spring 43 is further promoted to deform, the resistance is increased during use, and otherwise, the resistance is reduced.

Two ends of the wheel carrier 1 are provided with two groups of mounting holes 10 in an array mode, the driving wheel assembly 4 is sleeved on the mounting holes 10 in a rotating mode around the shaft body 42, and the driven wheel assembly 3 is sleeved on the mounting holes 10 in a rotating mode around the wheel shaft 32.

The mounting groove 11 is arranged at the two ends of the inner wall of the wheel carrier 1 and corresponds to the mounting holes 10, the driving wheel assembly 4 or the driven wheel assembly 3 is arranged in the mounting process, the length of the two ends of the shaft body 42 is larger than the distance between the mounting holes 10, the mounting is more labor-saving and convenient, the two ends of the shaft body 42 can be firstly inserted into the mounting grooves 11 and then further pushed into the mounting holes 10, and the mounting and dismounting are rapid.

The working process of the utility model is as follows: when the abdomen exercise machine is used, the handle 2 is held by two hands to push the abdomen exercise wheel forwards, the driving wheel assembly 4 and the driven wheel assembly 3 are simultaneously stressed to roll forwards, the torsion spring 43 in the driving wheel assembly 4 rotates along with the wheel cover 412 to be elastically compressed, and synchronously, the limiting sleeve 5 rotates along with the wheel cover 412 to rotate around the rotating shaft, and the limiting pin 6 is continuously clamped in the spiral cavity 51 in an inclined mode, so that the limiting pin 6 axially moves inwards in the long hole 421 along with the rotation of the spiral cavity 51 until the limiting pin 6 moves to the limiting rod 7, the limiting pin 6 is abutted against the limiting rod 7, the limiting sleeve 5 does not rotate any more, and distance limitation in the abdomen exercise wheel pushing process is realized; when the abdomen exercise wheel is pulled back, because the elastic deformation of the torsion spring 43 releases the elastic force, the driving wheel component 4 generates the springback effect in the rotating process, meanwhile, the limit sleeve 5 rotates reversely along with the wheel cover 412, the limit pin 6 moves outwards in the strip hole 421 along with the rotation of the spiral cavity 51 until the top end of the limit pin 6 is connected with the tail end of the spiral cavity 51 in a clamping manner, and the reset in the abdomen exercise wheel pulling back process is realized.

The above examples are merely for illustrative clarity and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (9)

1. An abdomen exercise wheel with a limiting function comprises a wheel frame, handles arranged on two sides of the wheel frame, a driving wheel component and a driven wheel component, wherein the driving wheel component and the driven wheel component are rotatably arranged on the wheel frame, the driven wheel component comprises a driven wheel, a wheel shaft and a bearing, it is characterized in that the driving wheel component comprises a driving wheel, a shaft body arranged in the driving wheel and a torsion spring sleeved outside the shaft body, the driving wheel comprises a wheel barrel and a wheel cover, two ends of the torsion spring are respectively connected with the wheel cover and the shaft body, the side wall of the shaft body is provided with a strip hole in a penetrating way, the shaft body is rotatably sleeved with a limiting sleeve, one end of the limiting sleeve is fixed on the wheel cover, a spiral cavity is hollowed in the limiting sleeve, a limiting pin is movably clamped in the spiral cavity in an inclined manner, the spacer pin cover is established at rectangular downtheholely, the spacer pin is along with the rotation of stop collar at the downthehole axial displacement of rectangular.

2. The exercise wheel with the limiting function as claimed in claim 1, wherein the limiting sleeve is vertically provided with a limiting rod corresponding to the end of the spiral cavity, and the lower part of the limiting rod penetrates into the spiral cavity.

3. The exercise wheel with position limiting function as claimed in claim 1, wherein the axial length of the spiral cavity is smaller than the length of the elongated hole.

4. The exercise wheel with the limiting function as claimed in claim 1, wherein the limiting sleeve is a hexagonal sleeve, and the wheel cover is correspondingly provided with a hexagonal hole to be fixed with the hexagonal sleeve.

5. The exercise wheel with the limiting function as claimed in claim 1, wherein the wheel barrel and the wheel cover are both provided with through holes in the middle, and the two ends of the shaft body are respectively erected on the through holes.

6. The exercise wheel with the limiting function as claimed in claim 5, wherein the driving wheel assembly further comprises bearings respectively sleeved at two ends of the axle body, the bearings being adapted to the through holes.

7. The exercise wheel with the limiting function as claimed in claim 1, wherein the axle body is vertically provided with an adjusting pin, and the adjusting pin is connected with one end of the torsion spring corresponding to the axle body.

8. The exercise wheel with the limiting function as claimed in claim 1, wherein the wheel frame has mounting holes at both ends thereof, the driving wheel assembly is rotatably fitted over the mounting holes around the axle body, and the driven wheel assembly is rotatably fitted over the mounting holes around the axle body.

9. The exercise wheel with the limiting function as claimed in claim 7, wherein the wheel frame has mounting slots at two ends of the inner wall corresponding to the mounting holes.

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