CN210355835U

CN210355835U - Exercise wheel with controllable stroke

Info

Publication number: CN210355835U
Application number: CN201921104697.1U
Authority: CN
Inventors: 李晓春
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-21
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a controllable exercise wheel of stroke, including handle, center pin, first and second end cover, wheel body, first and second end cover and wheel body are even as an organic whole and can set up on the center pin with rolling, the handle corresponds the both ends of connecting at the center pin, the center pin on be fixed with the connecting axle sleeve, one side of connecting axle sleeve is installed a set of elastic damping device at least, the opposite side of connecting axle sleeve is equipped with the slip axle sleeve, but be equipped with the stop collar of axial slip on the slip axle sleeve, the stop collar is overlapped and is equipped with the stroke positioning seat, the stroke positioning seat is fixed on intermediate bottom, be equipped with the rotary guide rail groove on the stroke positioning seat, be equipped with the rotary guide rail groove; and in the initial state, the positioning end of the rotary guide rail is matched with the initial limiting end of the rotary guide rail groove for limiting. After adopting above-mentioned structure, have simple structure, convenient operation, damping is adjustable, the stroke is controllable, advantage such as training safety.

Description

Exercise wheel with controllable stroke

Technical Field

The utility model relates to a sports fitness equipment, in particular to a travel-controllable exercise wheel which is used for setting maximum exercise travel and has adjustable damping force.

Background

With the emphasis on physical quality and the improvement of exercise consciousness of people, many people begin to exercise in the indoor body-building, and indoor body-building equipment is rapidly developed. The abdomen building roller is one of popular sports fitness equipment, is a small fitness equipment capable of exercising muscles and joints and reducing weight, and is well liked by a great number of fitness trainers due to the advantages of firmness, durability, convenience in use, simple required field and the like. However, the prior abdomen exercise wheel has the following problems in the using process: firstly because do not have damping and stroke control, take place the phenomenon of out of control easily during the training of building the abdomen, especially beginner or the not good training person of strength control take place the muscle to pull or take place to collide with and cause facial injury because of the fast, have the potential safety hazard in the body-building motion process easily. And secondly, even if the abdomen building wheel with the torsion spring is arranged, the torsion output is not stable, and the abdomen building wheel has no functions of resistance adjustment and stroke adjustment, so that the requirements of different users in each training stage are difficult to meet. Thirdly, the device has no counting and timing functions, cannot record calorie consumption, and brings inconvenience to reasonable arrangement of exercise amount. The four handles cannot be disassembled, the packaging and transportation are large in size, and the storage is inconvenient. Aiming at the problems, many manufacturers and acquaintances develop and trial-produce the products, but no ideal products are produced yet.

Disclosure of Invention

For overcoming the above-mentioned not enough that current exercise wheel exists, the utility model aims at providing a structural design is reasonable, motion damping is adjustable, the biggest stroke is controllable, training safe and reliable, stability and body-building are effectual, the controllable exercise wheel of stroke that the packing is small.

The utility model provides a technical scheme that its technical problem adopted, it includes handle, center pin, first end cover, wheel body, second end cover, first end cover and second end cover are even as an organic whole and can set up on the center pin with rolling, the handle corresponds and connects the both ends at the center pin, the center pin on be fixed with the connecting axle sleeve, one side of connecting axle sleeve is installed at least a set of elastic damping device that can move axially relative to the wheel body, the opposite side of connecting axle sleeve is equipped with the slip axle sleeve, but be equipped with the stop collar of axial slip on the slip axle sleeve, the stop collar overlaps and is equipped with the stroke positioning seat, the stroke positioning seat is fixed on the intermediate bottom of wheel body, be equipped with the rotatory guide rail groove of control stroke on the stroke positioning seat, be equipped with the rotatory guide rail with; and in the initial state, the positioning end of the rotary guide rail is matched with the initial limiting end of the rotary guide rail groove for limiting.

The utility model discloses a further scheme, elastic damping device include the disc spring casing, install the disc spring in the disc spring casing, fix gland on the disc spring casing, rotationally install the position sleeve between disc spring casing and gland, the outer end of disc spring is fixed on the disc spring casing, the inner of disc spring is fixed on the position sleeve, the internal location slide that matches with disc spring casing that is equipped with of wheel, be equipped with on the connecting axle sleeve with the position sleeve keyway that matches, but the disc spring casing is fixed a position on the location slide with axial displacement during the elastic damping device installation, but the position sleeve is fixed a position on the keyway with axial displacement.

The utility model further discloses a scheme, first end cover put fixed connection through fast dismouting on the wheel body, the second end cover is fixed on the wheel body, quick detach device include spring, separation blade, locating part and fix the position circle on the wheel body, the locating part comprises cylinder and cap head, the cylinder end passes through the screw fixation on first end cover, separation blade and spring cover are in proper order established on the cylinder of locating part, be equipped with outer guide slot on the position circle, be equipped with the guide hole that can pass the cap head on the outer guide slot, be equipped with the inner guide slot that communicates with outer guide slot between position circle and the wheel body, be equipped with the positioning notch of lockable cap head on the inner guide slot, the diameter of guide hole is greater than the cap head external diameter and is less than the separation blade external diameter, the width of outer guide slot is less than the cap head external diameter and is greater than the cylinder external diameter, the cap head aligns the guide hole and presses first end cover during, then the first end cover is rotated, the cylinder slides on the outer guide groove, the cap head moves on the inner guide groove, and when the cap head moves to the positioning notch, the cap head automatically enters the positioning notch to lock the first end cover under the action of the elastic force of the spring.

The utility model discloses a further scheme, install the display instrument on the wheel body, install the inductor of being connected with the display instrument electricity on the intermediate bottom of wheel body, the head of inductor inserts in the stroke positioning seat and corresponding with the magnetic bead on the stop collar.

The utility model discloses a further scheme, the both ends correspondence of center pin is equipped with the lockhole, is equipped with the elasticity reed in the handle at both ends, the head of elasticity reed be fixed with lockhole complex marble, still be equipped with on the handle with elasticity reed complex marble button, the handle is connected when marble and lockhole cooperation and is fixed on the center pin, can pull down the handle from the center pin when pressing the marble button.

After adopting above-mentioned structure, compared with prior art have following advantage and effect: firstly, can be through the motion stroke of rotatory guide rail groove with rotatory guide rail cooperation control wheel body during the motion to can guarantee that the steady damping force of coil spring output, not only can improve the stability of motion, can further improve the security performance of using moreover. And secondly, because the outer side of a coil spring of the elastic damping device rotates along with the wheel body, and the inner side of the coil spring is positioned on the central shaft, the coil spring plays a damping role when the wheel body is pushed to roll outwards, and the coil spring plays a boosting role when the wheel body is reset. Thirdly, the elastic damping device can be increased or decreased according to the individual requirements, the requirements of trainers with different physical qualities are met, and the training effect can be further improved. Fourthly, the first end cover is fixedly connected through the quick-release device, the disassembly is simple and convenient, the connection is reliable, and the damping force can be quickly adjusted. Fifthly, due to the fact that the display instrument and the sensor are installed, the exercise times, time and calorie consumption can be recorded in real time in the exercise process. Sixthly, the handles at the two ends of the central shaft can quickly separate the marbles from the lock holes by the marble buttons, so that the handles are simple to disassemble, convenient to operate and use, small in packaging and transportation volume and convenient to store.

Drawings

Fig. 1 is a schematic view of the exploded structure of the present invention.

Fig. 2 is an exploded schematic view of the present invention in another direction.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic view of the fitting structure of the cross section a-a of fig. 3 in the initial state of the present invention.

Fig. 5 is a schematic view of the fitting structure of the cross section a-a of fig. 3 according to the present invention at the maximum stroke.

Fig. 6 is a perspective view of the assembly structure of the inductor of the present invention.

Fig. 7 is a schematic perspective view of the stroke positioning seat of the present invention.

Fig. 8 is a perspective view of the assembly structure of the stop collar of the present invention.

Fig. 9 is an exploded schematic view of the elastic damping device of the present invention.

The elastic damping device comprises a handle 1, a marble button 2, a first end cover 3, a spring 4, a blocking sheet 5, a limiting part 6, an elastic damping device 7, a positioning notch 8, an inner guide groove 9, a positioning ring 10, a display instrument 11, a wheel body 12, a middle partition plate 13, a lock hole 14, a central shaft 15, a connecting shaft sleeve 16, a sliding shaft sleeve 17, an inductor 18, a stroke positioning seat 19, a limiting sleeve 20, a magnetic bead 21, a key groove 22, a rotating guide rail groove 23, a rotating guide rail 24, a second end cover 25, a positioning slide seat 26, a guide hole 27, an outer guide groove 28, an initial limiting end 29, a marble 30, an elastic reed 31, a coil spring shell 32, a coil spring 33, a positioning sleeve 34, a gland 35 and.

Detailed Description

Fig. 1 to 9 show that, for the specific embodiment of the exercise wheel with controllable stroke of the present invention, it includes a handle 1, a central shaft 15, a first end cap 3, a wheel body 12, and a second end cap 25, the first end cap 3 and the second end cap 25 are connected with the wheel body 12 as a whole and are rollably disposed on the central shaft 15, the handle 1 is correspondingly connected with both ends of the central shaft 15, a connecting shaft sleeve 16 is fixed on the central shaft 15 in the wheel body 12, at least one set of elastic damping devices 7 capable of axially moving relative to the wheel body 12 is installed on one side of the connecting shaft sleeve 16, in this embodiment, three sets of elastic damping devices 7 are installed, the adjustment of damping force and resilience force can be realized through the sets of elastic damping devices 7, a sliding shaft sleeve 17 is disposed on the other side of the connecting shaft sleeve 16, a limiting sleeve 20 capable of axially sliding is disposed on the sliding shaft sleeve 17, a stroke, the stroke positioning seat 19 is fixed on the middle partition plate 13 of the wheel body 12, the stroke positioning seat 19 is provided with a rotary guide rail groove 23 for controlling the stroke, the stop collar 20 is provided with a rotary guide rail 24 matched with the rotary guide rail groove 23, the stroke positioning seat 19 and the wheel body 12 rotate synchronously in the movement process, the stroke positioning seat 19 drives the stop collar 20 to axially slide relative to the sliding shaft sleeve 17 through the rotary guide rail groove 23 and the rotary guide rail 24, and the number of turns of the rotary guide rail groove 23 is the number of turns of the wheel body 12, so that the maximum movement stroke of the wheel body 12 can be controlled; in the initial state, the positioning end 36 of the rotating guide rail 24 is matched with the initial limiting end 29 of the rotating guide rail groove 23 for limiting; the outer end surface of the stop collar 20 abuts against the inner end surface of the second end cap 25 at maximum travel. The loss of control of the motion quality can be prevented in the motion process, the coil spring 33 in the elastic damping device 7 can work in the most reasonable elastic range and output stable damping force, and the motion stability and safety are further improved.

In order to realize the modularization of the elastic damping device 7, the elastic damping device 7 comprises a disc spring shell 32, a disc spring 33 arranged in the disc spring shell 32, a gland 35 fixed on the disc spring shell 32, and a positioning sleeve 34 rotatably arranged between the disc spring shell 32 and the gland 35, wherein the outer end of the disc spring 33 is fixed on the disc spring shell 32, the inner end of the disc spring 33 is fixed on the positioning sleeve 34, a positioning slide seat 26 matched with the disc spring shell 32 is arranged in the wheel body 12, a key groove 22 matched with the positioning sleeve 34 is arranged on the connecting shaft sleeve 16, the disc spring shell 32 is axially movably positioned on the positioning slide seat 26 when the elastic damping device 7 is arranged, and the positioning sleeve 34 is axially movably positioned on the key groove 22. The coil spring 33 acts as a damping action when the wheel 12 is urged to roll outwardly and the coil spring 33 acts as a booster action when the wheel 12 is returned.

In order to rapidly disassemble and assemble the elastic damping device 7, the first end cover 3 is fixedly connected to the wheel body 12 through a quick-disassembling device, the second end cover 25 is fixed on the wheel body 12, the quick-disassembling device comprises a spring 4, a baffle 5, a limiting piece 6 and a positioning ring 10 fixed on the wheel body 12, the limiting piece 6 consists of a cylinder and a cap head, the cylinder end is fixed on the first end cover 3 through a screw, the baffle 5 and the spring 4 are sequentially sleeved on the cylinder of the limiting piece 6, an outer guide groove 28 is arranged on the positioning ring 10, a guide hole 27 capable of penetrating through the cap head is arranged on the outer guide groove 28, an inner guide groove 9 communicated with the outer guide groove 28 is arranged between the positioning ring 10 and the wheel body 12, a positioning groove opening 8 capable of locking the cap head is arranged on the inner guide groove 9, the diameter of the guide hole 27 is larger than the outer diameter of the cap head and smaller than the outer diameter of the baffle 5, the width, the cap head extends into the inner guide groove 9 from the guide hole 27, the blocking piece 5 is blocked outside the guide hole 27, then the first end cover 3 is rotated, the cylinder slides on the outer guide groove 28, the cap head moves on the inner guide groove 9, and when the cap head moves to the positioning notch 8, the cap head automatically enters the positioning notch 8 to lock the first end cover 3 under the elastic action of the spring 4.

In order to record the exercise amount and time in real time, the wheel body 12 is provided with the display instrument 11, the middle partition plate 13 of the wheel body 12 is provided with the sensor 18 electrically connected with the display instrument 11, the head part of the sensor 18 is inserted into the stroke positioning seat 19 and corresponds to the magnetic beads 21 on the limiting sleeve 20, and the display instrument 11 can record the exercise times and time and the calorie consumption.

In order to facilitate packaging, transportation and storage, the two ends of the central shaft 15 are correspondingly provided with the lock holes 14, the handles 1 at the two ends are internally provided with the elastic spring reeds 31, the heads of the elastic spring reeds 31 are fixed with marbles 30 matched with the lock holes 14, the handles 1 are also provided with marble buttons 2 matched with the elastic spring reeds 31, the handles 1 are connected and fixed on the central shaft 15 when the marbles 30 are matched with the lock holes 14, and the handles 1 can be detached from the central shaft 15 when the marble buttons 2 are pressed.

The above is only an embodiment of the present invention, and is not a limitation to the present invention in any form, and the present invention does not depart from the technical solution of the present invention, and the simple modification, equivalent change or modification made by the present invention all fall into the protection scope of the present invention.

Claims

1. The utility model provides a controllable exercise wheel of stroke, includes handle (1), center pin (15), first end cover (3), wheel body (12), second end cover (25), and first end cover (3) and second end cover (25) are even as an organic whole and can set up on center pin (15) with wheel body (12) rollably, and handle (1) corresponds the both ends of connecting at center pin (15), characterized by: a connecting shaft sleeve (16) is fixed on the central shaft (15), at least one group of elastic damping devices (7) capable of axially moving relative to the wheel body (12) is installed on one side of the connecting shaft sleeve (16), a sliding shaft sleeve (17) is arranged on the other side of the connecting shaft sleeve (16), a limiting sleeve (20) capable of axially sliding is arranged on the sliding shaft sleeve (17), a stroke positioning seat (19) is sleeved on the limiting sleeve (20), the stroke positioning seat (19) is fixed on a middle partition plate (13) of the wheel body (12), a rotary guide rail groove (23) for controlling the stroke is arranged on the stroke positioning seat (19), and a rotary guide rail (24) matched with the rotary guide rail groove (23) is arranged on the limiting sleeve (20); and in the initial state, the positioning end (36) of the rotating guide rail (24) is matched with the initial limiting end (29) of the rotating guide rail groove (23) for limiting.

2. The controlled stroke exercise wheel of claim 1, wherein: the elastic damping device (7) comprises a disc spring shell (32), a disc spring (33) installed in the disc spring shell (32), a gland (35) fixed on the disc spring shell (32), and a positioning sleeve (34) rotatably installed between the disc spring shell (32) and the gland (35), wherein the outer end of the disc spring (33) is fixed on the disc spring shell (32), the inner end of the disc spring (33) is fixed on the positioning sleeve (34), a positioning sliding seat (26) matched with the disc spring shell (32) is arranged in a wheel body (12), a key groove (22) matched with the positioning sleeve (34) is formed in a connecting shaft sleeve (16), the disc spring shell (32) can be axially movably positioned on the positioning sliding seat (26) when the elastic damping device (7) is installed, and the positioning sleeve (34) can be axially movably positioned on the key groove (22).

3. The exercise wheel of claim 2, wherein: the quick-release device comprises a spring (4), a baffle plate (5), a limiting part (6) and a positioning ring (10) fixed on the wheel body (12), the limiting part (6) consists of a cylinder and a cap head, the cylinder end is fixed on the first end cover (3) through a screw, the baffle plate (5) and the spring (4) are sequentially sleeved on the cylinder of the limiting part (6), an outer guide groove (28) is arranged on the positioning ring (10), a guide hole (27) capable of penetrating the cap head is arranged on the outer guide groove (28), an inner guide groove (9) communicated with the outer guide groove (28) is arranged between the positioning ring (10) and the wheel body (12), a positioning groove opening (8) capable of locking the cap head is arranged on the inner guide groove (9), the diameter of the guide hole (27) is larger than the outer diameter of the cap head and smaller than the outer diameter of the baffle plate (5), the width of outer guide slot (28) is less than the cap head external diameter and is greater than the cylinder external diameter, the cap head aims at guide hole (27) and presses first end cover (3) during the installation, the cap head stretches into interior guide slot (9) from guide hole (27), separation blade (5) keep off outside guide hole (27), then rotate first end cover (3), the cylinder slides on outer guide slot (28), the cap head moves on inner guide slot (9), when the cap head moves to location notch (8), under spring (4) spring action, the cap head automatically gets into location notch (8) and pins first end cover (3).

4. A controllable-stroke exercise wheel according to claim 1 or 2 and 3, wherein: the display instrument (11) is installed on the wheel body (12), the inductor (18) electrically connected with the display instrument (11) is installed on the middle partition plate (13) of the wheel body (12), and the head of the inductor (18) is inserted into the stroke positioning seat (19) and corresponds to the magnetic beads (21) on the limiting sleeve (20).

5. The controlled stroke exercise wheel of claim 4, wherein: the both ends of center pin (15) correspond and are equipped with lockhole (14), be equipped with elasticity reed (31) in handle (1) at both ends, the head of elasticity reed (31) is fixed with marble (30) with lockhole (14) complex, still be equipped with on handle (1) and press button (2) with elasticity reed (31) complex marble, handle (1) is connected when marble (30) and lockhole (14) cooperation is fixed on center pin (15), can pull down handle (1) from center pin (15) when pressing marble button (2).