CN214971516U - Rowing machine's rotatory grab handle and have its rowing machine - Google Patents

Abstract

The utility model relates to the field of fitness equipment, and discloses a rotary grab handle of a rowing machine and the rowing machine with the rotary grab handle, wherein the rotary grab handle comprises a connecting shaft, a fixed component and two groups of rotary components, and the fixed component is provided with a rope threading hole; the rotating assembly is sleeved outside the connecting shaft through the rotating bearing, so that the handheld part can rotate relative to the fixed assembly, when the rotating handle is applied to the rowing machine, a user can transfer the rotating friction force between the palm and the grab handle to the position between the handheld part and the connecting shaft through the rotatable handheld part at any time in the movement process, and the friction force is counteracted through the rotating bearing, so that the palm is protected from being damaged due to friction, the wrist can always keep a comfortable angle in the movement process, and the possibility of damage of the wrist is reduced; meanwhile, because the two groups of handheld parts are mutually independent, the holding rotation of the left hand and the right hand is also independent in the movement process, namely the left hand and the right hand can adopt different holding angles to train, and the freedom degree of the training is increased.

Description

Rowing machine's rotatory grab handle and have its rowing machine

Technical Field

The utility model relates to a body-building apparatus field, more specifically says, it relates to a rotary grab handle of rowing machine and have its rowing machine.

Background

Through taking exercise the health, can improve our bodily function, strengthen health physique, along with the improvement of standard of living, the pressure of life also can be bigger and bigger, in order to alleviate the pressure in the life or improve the life quality of oneself, a lot of people also can select to go the gymnasium or take exercise the health outdoors, take exercise the health and can go to try many sports, there are a lot of sport equipment today, this kind of sport equipment is simple and convenient, just at home also can take exercise the health.

The sports equipment is usually used for exercising the whole body or part of the body through the cooperation of hands and feet, but the sports equipment is often worn or even damaged by hands or other parts when in use. For example, the rowing machine is used by tilting the body forward, grasping the handle of the rowing machine with both hands, bending the arms to pull the handle closer to the body, and straightening the arms to return the handle to the original position. The rowing machine has a good effect on strengthening muscles of legs, waists, upper limbs, chests and backs, and can complete the complete contraction and extension of the upper limbs, the lower limbs, the waists, the abdomens and the backs in the process every time of rowing, so that the exercise effect of whole body muscles can be achieved.

Because the grab handle majority of traditional rowing machine all is a fixed horizontal pole structure, nonrotatable setting makes the user at the in-process that uses the rowing machine, need hold the grab handle with the hand and stimulate the stay cord, at this in-process, frictional force between hand and the grab handle is big, long movement time, often just cause the palm loss, and because the grab handle is fixed, if the initial angle of holding of motion is incorrect, the angle that can't in time adjust when the hand is exerted oneself, just cause the unable normal power of exerting oneself of arm or cause the damage to wrist and palm easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a rowing machine's rotatory grab handle and have its rowing machine has solved the problem that traditional rowing machine left and right sides two handheld portions can not adapt to and hold the angular rotation.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a rotary grab handle of rowing machine, the connecting axle has been included, fixed subassembly and two sets of rotating assembly, fixed subassembly is fixed to be set up in the middle part of the connecting axle, two sets of rotating assembly symmetry respectively set up in fixed subassembly both sides, rotating assembly includes handheld portion, first swivel bearing and second swivel bearing, first swivel bearing nests the one end that is close to fixed subassembly in handheld portion, the one end of fixed subassembly is kept away from in handheld portion to second swivel bearing nestification, first swivel bearing is passed in proper order to the one end of connecting axle, handheld portion and second swivel bearing, and with first swivel bearing and second swivel bearing fixed connection, the connecting axle outside is located through first swivel bearing and second swivel bearing cover to the rotating assembly, the rope penetrating hole has been seted up on the fixed subassembly.

Preferably, the rotating bearing is a rolling element bearing, an inner ring of the rolling element bearing is fixedly connected with the connecting shaft, and an outer ring of the rolling element bearing is fixedly connected with the inner wall of the handheld part.

Preferably, the handle sleeve is further included, the outer surface of the handheld portion is sleeved with the handle sleeve, anti-slip lines and/or anti-slip bulges are/is arranged on the surface of the handle sleeve, and a damping layer is arranged inside the handle sleeve.

Preferably, still including two sets of pullovers, two sets of pullovers set up respectively in connecting axle both ends, and pullover and rotating assembly can set up to fixed connection, also can set up to dismantling the connection.

Preferably, the device further comprises a gasket, and the gasket is sleeved between the fixed component and the rotating component.

Preferably, the middle part of the connecting shaft is provided with a rope walking limiting groove, and the rope walking limiting groove and the connecting shaft body are in smooth transition.

The utility model also provides a body-building rowing machine, including above-mentioned rotatory grab handle, rowing machine's stay cord passes the stringing hole on the fixed subassembly of rotatory grab handle and enters into inside the fixed subassembly to the winding is fixed in on the walking rope spacing groove of connecting axle.

By adopting the technical scheme, the utility model discloses relative prior art compares, has following advantage:

1. make handheld relative fixed subassembly rotatable through setting up swivel bearing, especially when this rotation handle is used on rowing machine, the user can be in the motion process, at any time through rotatable handheld portion with the rotation frictional force between palm and the grab handle switch over between handheld portion and the connecting axle, offset frictional force through the swivel bearing, thereby the protection palm does not because of the friction damage, the wrist can keep a comfortable angle all the time in the motion process, the possibility that the damage takes place for the wrist has also been reduced.

2. Through set up rotating assembly respectively in fixed subassembly both sides, consequently two sets of handheld portions are mutually independent, and in the motion process, the rotation of gripping of controlling both hands is also independent, and both hands can adopt different angles of gripping to train about promptly, have increased the degree of freedom of training.

3. Through setting up the handle cover, handle cover surface is provided with anti-skidding line and/or non-slip raised, increases the frictional force between palm and the handheld portion, avoids causing the damage because of the hand is smooth in the motion process, and inside is provided with the buffer layer, cushions the effort between palm and the handheld portion, plays the effect of protection palm.

Drawings

Fig. 1 is a schematic structural view of the rotary handle.

Fig. 2 is an exploded view of the rotary handle.

Fig. 3 is a schematic structural view of the rotary grab handle applied to the rowing machine.

Fig. 4 is a schematic view of a hand-held portion with a grip cover.

In the figure: 1. a connecting shaft; 11. a rope-running limiting groove; 2. a fixing assembly; 21. a stringing hole; 3. a rotating assembly; 31. a hand-held portion; 32. a first rotary bearing; 33. a second rotary bearing; 4. a handle sleeve; 41. anti-skid projections; 42. a shock-absorbing layer; 5. sleeving heads; 6. a gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

The first embodiment is as follows:

as shown in fig. 1-3, the rotary handle of the rowing machine includes a connecting shaft 1, a fixed component 2 and two sets of rotary components 3, the fixed component 2 is fixedly disposed in the middle of the connecting shaft 1, the two sets of rotary components 3 are symmetrically disposed on two sides of the fixed component 2, a gasket 6 is sleeved between the fixed component 2 and the rotary components 3, the rotary components 3 include a handheld portion 31, a first rotary bearing 32 and a second rotary bearing 33, the first rotary bearing 32 is nested in the handheld portion 31 at an end close to the fixed component 2, the second rotary bearing 33 is nested in the handheld portion 31 at an end far from the fixed component 2, one end of the connecting shaft 1 sequentially passes through the first rotary bearing 32, the handheld portion 31 and the second rotary bearing 33 and is fixedly connected with the first rotary bearing 32 and the second rotary bearing 33, the rotary bearings are rolling element bearings, the rotary components 3 are sleeved outside the connecting shaft 1 through the rolling element bearings, and can realize 360-degree rotary connection with the connecting shaft 1; the middle part of the connecting shaft 1 is provided with a rope running limiting groove 11; the fixing component 2 is provided with a rope threading hole 21; two groups of sleeve heads 5 are respectively arranged at two ends of the connecting shaft 1.

The working principle is as follows: a rotary grab handle of the rowing machine is fixedly connected with a stretching device of the rowing machine, and a pull rope of the stretching device passes through a rope through hole 21 on the fixing component 2, is wound on a rope running limiting groove 11 of the connecting shaft 1 and is fixedly connected with the connecting shaft 1; when the wrist training device is used, the user holds the handheld part 31 by hand, pulls the grab handle in the direction close to the body of the user, the handheld part 31 can rotate relative to the connecting shaft 1 in the pulling process, the rotating angle is 360 degrees, the wrist can rotate without limit along with the holding angle, the wrist can always keep a comfortable angle in the motion process, the left handheld part and the right handheld part move independently, the left hand and the right hand can adopt different holding angles to train in the motion process, and the freedom degree of the training is increased.

Example two:

as shown in fig. 4, in the second embodiment, on the basis of the first embodiment, the handle sleeve 4 is sleeved on the outer surface of the handle part 31, the surface of the handle sleeve 4 is provided with the anti-skid protrusions 41, the same anti-skid protrusions 41 can be replaced by anti-skid lines, in some embodiments, the anti-skid lines and the anti-skid protrusions can be provided, and the handle sleeve 4 is internally provided with the shock absorption layer 42; when the novel palm-holding device is used, a user holds the handle sleeve 4, the anti-skidding lines and/or the anti-skidding protrusions 41 on the handle sleeve 4 can increase the friction force between the palm and the hand-holding portion 31, damage caused by hand skidding in the movement process is avoided, the shock absorption layer 42 is arranged inside the novel palm-holding device, the acting force between the palm and the hand-holding portion can be buffered, and the effect of protecting the palm is achieved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a rowing machine's rotatory grab handle, its characterized in that has included connecting axle, fixed subassembly and two sets of rotating assembly, fixed subassembly fixed set up in the connecting axle middle part, two sets of rotating assembly symmetry respectively set up in fixed subassembly both sides, rotating assembly include handheld portion, first swivel bearing and second swivel bearing, first swivel bearing nested in handheld portion in be close to fixed subassembly's one end, second swivel bearing nested in handheld portion in keep away from fixed subassembly's one end, the one end of connecting axle pass first swivel bearing, handheld portion and second swivel bearing in proper order to with first swivel bearing and second swivel bearing fixed connection, rotating assembly locate the connecting axle outside through first swivel bearing and second swivel bearing cover, fixed subassembly on seted up the rope passing hole.

2. The rotary handle according to claim 1, wherein said rotary bearing is a rolling element bearing, an inner ring of said rolling element bearing being fixedly connected to said connecting shaft and an outer ring of said rolling element bearing being fixedly connected to an inner wall of said handle portion.

3. The rotary handle according to claim 1 or 2, further comprising a handle cover, wherein the handle cover is sleeved on the outer surface of the handle part, the surface of the handle cover is provided with anti-skid grains and/or anti-skid protrusions, and a shock-absorbing layer is arranged inside the handle cover.

4. The rotary handle according to claim 1 or 2, further comprising two sets of nipples, wherein the two sets of nipples are respectively disposed at both ends of the connecting shaft.

5. The rotary handle according to claim 1 or 2, further comprising a washer, said washer being trapped between the stationary member and the rotary member.

6. The rotary handle according to claim 1, wherein a travel rope limiting groove is provided in the middle of the connecting shaft.

7. A body-building rowing machine, comprising the rotary handle according to any one of claims 1 to 6, wherein the pulling rope of the rowing machine passes through the rope-passing hole of the fixing member of the rotary handle into the fixing member and is wound around the rope-passing limit groove fixed to the connecting shaft.

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