CN217430748U

CN217430748U - Rowing machine with foldable machine head

Info

Publication number: CN217430748U
Application number: CN202220574672.3U
Authority: CN
Inventors: 蔡少源; 王必辉; 周超群
Original assignee: Xiamen Jindong Technology Co ltd
Current assignee: Xiamen Jindong Technology Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-09-16
Anticipated expiration: 2032-03-16

Abstract

The utility model relates to a rowing machine that aircraft nose can be folded up, including the chassis and with chassis rotatable coupling's aircraft nose, the aircraft nose is relative through it the rotation of chassis is in order relative the chassis expandes or folds up, still including being used for locking when the aircraft nose expandes the relative pivoted locking device of aircraft nose and chassis. Locking device includes operating knob, first locking piece and second locking piece fixed connection respectively are in on chassis and the aircraft nose, be equipped with first screw hole on the first locking piece, be equipped with the second screw hole on the second locking piece, operating knob includes a screw rod, when the aircraft nose expandes, through the screw rod is the spiro union simultaneously in first screw hole and second screw hole are in order to realize the relative pivoted locking of aircraft nose and chassis. The utility model discloses a thereby the rowing machine can fold up the aircraft nose and reduce the space of rowing machine and occupy, simultaneously the utility model discloses a locking device reliability is better.

Description

Rowing machine with foldable machine head

Technical Field

The utility model relates to a body-building apparatus field, concretely relates to rowing machine.

Background

The rowing machine is a fitness device simulating rowing motion, can enable muscles of upper limbs, lower limbs, waist, abdomen and back to complete contraction and extension motion to achieve the exercise effect of muscles of the whole body, and gradually becomes a new favorite of the public due to the unique function and structure of the rowing machine, is popular with people in the market and is a ten-size fitness equipment which is popular in the world.

The existing rowing machine often has the problem that the nose cannot be folded, so that the rowing machine occupies too large space and is inconvenient to transport.

SUMMERY OF THE UTILITY MODEL

Therefore, to the above problem, the utility model provides a rowing machine that aircraft nose can be folded up.

The utility model discloses a following technical scheme realizes:

the utility model provides a rowing machine that aircraft nose can fold up, including the chassis and with chassis rotatable coupling's aircraft nose, the aircraft nose is relative through it the rotation of chassis is in order relative the chassis expandes or folds up, still including being used for locking when the aircraft nose expandes the relative pivoted locking device of aircraft nose and chassis.

Preferably, the locking device comprises an operation knob, a first locking piece and a second locking piece, the first locking piece and the second locking piece are respectively and fixedly connected to the base frame and the machine head, a first threaded hole is formed in the first locking piece, a second threaded hole is formed in the second locking piece, the operation knob comprises a screw, and when the machine head is unfolded, the machine head is simultaneously screwed in the first threaded hole and the second threaded hole to lock the machine head and the base frame in a relative rotating mode.

Preferably, the first locking member and the second locking member are made of metal materials.

Preferably, the first locking piece and the second locking piece are both of cylindrical structures, and the chassis and the machine head are respectively provided with mounting round holes for fixedly inserting the first locking piece and the second locking piece.

Preferably, the underframe comprises a first underframe and a second underframe which are arranged in parallel at intervals, the first underframe and the second underframe are fixedly connected into a whole through a middle connecting frame, and the machine head is rotatably connected between the first underframe and the second underframe.

Preferably, the first locking part and the operation knob are respectively provided with a group on the first underframe and the second underframe, the second locking part penetrates through the machine head, and two ends of the second locking part are respectively provided with the second threaded hole to be respectively matched with the first locking part and the operation knob on the first underframe and the second underframe.

Preferably, the portable electric tool further comprises a left pedal and a right pedal which are arranged on the machine head, and at least one of the left pedal and the right pedal is connected to the machine head in a lockable sliding mode along the left-right direction.

Preferably, the machine head is provided with a slide rail in a concave shape, and the left pedal and/or the right pedal are/is fixedly provided with a slide block which is in sliding fit with the slide rail.

The sliding block is pressed and fixed in the sliding rail through locking of the bolt assembly, a strip-shaped groove extending left and right is formed in the sliding block, and a screw of the bolt assembly penetrates through the strip-shaped groove.

Preferably, the sliding block is of a hollow tubular structure, the strip-shaped groove is formed in a side wall, facing the bottom of the sliding rail, of the sliding block, a screw of the bolt assembly penetrates through the machine head and the strip-shaped groove, and a nut of the bolt assembly is arranged in a hollow inner cavity of the sliding block.

The utility model discloses following beneficial effect has: the utility model discloses a rowing machine when not needing to use, thereby can fold up the aircraft nose and reduce the space of rowing machine and occupy, conveniently put in order or transport. And simultaneously, the utility model discloses select to fix two annexs respectively on chassis and aircraft nose (be first locking piece and second locking piece promptly) through fixed as an organic whole with these two annex threaded connection to realize the rotation locking of chassis and aircraft nose, the reliability is better.

Drawings

FIG. 1 is a schematic perspective view (angle one) of the rowing machine of the embodiment;

FIG. 2 is a perspective view (angle two) of the rowing machine in the embodiment;

FIG. 3 is a top view of the rowing machine in an embodiment;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is a schematic view of the left step and bolt assembly exploded from the handpiece in the embodiment;

FIG. 6 is a schematic view of a slider in an embodiment;

FIG. 7 is a perspective view of the rowing machine in the embodiment (angle three, with the cover of the slider of the left footrest hidden).

Detailed Description

To further illustrate the various embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, as a preferred embodiment of the present invention, a rowing machine is provided, which specifically comprises a bottom frame 1 and a head 2, wherein the bottom frame 1 is used for making vertical support with the ground or other supporting planes, a seat cushion 5 is slidably mounted on the bottom frame 1, and a user can slide back and forth along the length direction of the bottom frame 1 when sitting on the seat cushion 5. The head 2 is provided with a left pedal 3 and a right pedal 4 to provide a pedaling force application position for a user. Meanwhile, a pull rod 6 is also arranged on the machine head 2, and the pull rod 6 is provided with a damping mechanism. When a user sits on the cushion 5 and steps on the left pedal 3 and the right pedal 4 respectively with two feet to pull the pull rod 6, the body movement similar to rowing is formed, so as to achieve the effect of exercise.

The head 2 is rotatably connected to the base frame 1 (the rotation point is point B), so that the head 2 can be unfolded or folded relative to the base frame 1 by rotating the head 2 relative to the base frame 1. When the rowing machine is needed, the machine head 2 can be unfolded, and when the rowing machine is not needed, the machine head 2 can be folded, so that the space occupation of the rowing machine is reduced, and the rowing machine is convenient to place or transport.

In this embodiment, locking means are provided to lock the rotation of the handpiece 2 relative to the base frame 1 when it is deployed. Referring to fig. 2 and 4, the locking device includes an operation knob 93, a first locking member 91 and a second locking member 92, the first locking member 91 and the second locking member 92 are respectively and fixedly connected to the base frame 1 and the machine head 2, the first locking member 91 is provided with a first threaded hole, the second locking member 92 is provided with a second threaded hole, the operation knob 93 includes a threaded rod, when the machine head 2 is unfolded, the threaded rod of the operation knob 93 is simultaneously screwed in the first threaded hole and the second threaded hole so as to lock the machine head 2 and the base frame 1 in relative rotation. Because the casing of aircraft nose 2 is the hollow material of plastics usually, chassis 1 is wooden or hollow metal pipe fitting usually, because of the reliability reason of fixed connection, it is difficult to directly set up the screw hole on chassis 1 and aircraft nose 2 and realize chassis 1 and the rotational lock of aircraft nose 2 through a screw spiro union chassis 1 and aircraft nose 2 again. Therefore, the present embodiment selects to fix two accessories (i.e. the first locking member 91 and the second locking member 92) on the base frame 1 and the handpiece 2 respectively, and realizes the rotation locking of the base frame 1 and the handpiece 2 by screwing and fixing the two accessories into a whole. The structure of the first locking member 91 and the second locking member 92 is not limited by the base frame 1 and the machine head 2, the depth of the screw holes can be opened, and the first locking member 91 and the second locking member 92 can also be made of metal material, so the reliability of the screw connection of the first locking member 91 and the second locking member 92 with the screw of the operation knob 93 is good.

In this embodiment, the first locking member 91 and the second locking member 92 are both cylindrical structures, and the chassis 1 and the machine head 2 are respectively provided with a mounting circular hole for fixedly inserting the first locking member 91 and the second locking member 9. The design can reduce the difficulty of manufacturing and assembling.

The fixed connection of the first locking member 91 to the chassis 1 and the fixed connection of the second locking member 92 to the head 2 may be achieved by any fixed connection means in the art, such as adhesive bonding.

Referring to fig. 1, in the present embodiment, the chassis 1 includes two first chassis 11 and a second chassis 12 arranged in parallel and spaced apart, the first chassis 11 and the second chassis 12 are fixedly connected together by an intermediate connecting frame 13, and the head 2 is rotatably connected between the first chassis 11 and the second chassis 12. Thus, when the head 2 is folded, it can be folded in the space between the first chassis 11 and the second chassis 12, further reducing the space occupation.

As shown in fig. 4, a set of first locking members 91 and operating knobs 93 are respectively disposed on the first chassis 11 and the second chassis 12, the second locking members 92 are disposed through the machine head 2, and a second threaded hole is respectively disposed at two ends of the second locking members 92 to respectively cooperate with the first locking members 91 and the operating knobs 93 on the first chassis 11 and the second chassis 12. Therefore, the left rotating point and the right rotating point of the machine head 2 can be locked, and the reliability of the locking function is improved.

In addition, in the present embodiment, the distance between the left and

right footrests

3 and 4 is adjustable. Wherein, the left pedal 3 is defined to be relatively positioned at the left side of the right pedal 4, and the right pedal 4 is defined to be relatively positioned at the left side of the left pedal 3. The left foot rest 3 and the right foot rest 4 are both connected to the machine head 2 in a lockable sliding manner in the left-right direction. The lockable sliding connection means that the left pedal 3 and the right pedal 4 can slide left and right in an unlocked state, and can be locked to limit sliding, so that the effect of adjusting the distance between the left pedal 3 and the right pedal 4 is achieved, the use requirements of different people can be adapted, and the flexibility is improved.

Specifically, the left pedal 3 is taken as an example for illustration in the present embodiment, as shown in fig. 5-7, a slide rail 21 is provided on the machine head 2, a slide block 31 is fixedly provided on the left pedal 3, and the slide block 31 is slidably fitted in the slide rail 21 to realize the sliding connection and fitting of the left pedal 3 and the machine head 2. The sliding rail 21 is a concave groove structure in the embodiment, so that the sliding block 31 can be hidden in the sliding rail 21, and the integrity and the attractiveness of the rowing machine are improved. In other embodiments, a concave sliding groove may be disposed on the left pedal 3, and a strip-shaped protruding sliding rail is disposed on the handpiece 2 to realize the sliding connection and matching between the left pedal 3 and the handpiece 2.

The rowing machine further comprises a bolt assembly 8, and the sliding block 31 is tightly pressed and fixed on the slide rail 21 through locking of the bolt assembly 8, so that sliding locking of the left pedal 3 is realized. Meanwhile, in order to prevent the slider 31 from sliding left and right when the bolt assembly 8 is unlocked, a strip-shaped groove 311 extending left and right is formed in the slider 31, and a screw of the bolt assembly 8 is inserted through the strip-shaped groove 311. The sliding block 31 is of a hollow tubular structure, the strip-shaped groove 311 is arranged on one side wall of the sliding block 31 facing the bottom of the groove of the sliding rail 21, the screw of the bolt assembly 8 penetrates through the machine head 2 and the strip-shaped groove 311, and the nut is arranged in a hollow inner cavity of the sliding block 31. Through establishing slider 31 for hollow structure and locating this hollow inner chamber with bolt assembly 8's nut for the nut is hidden in slider 31 hollow inner chamber, can not expose the side of left pedal 3, can make the rowing machine whole more pleasing to the eye on the one hand, also can reduce the space and occupy on the one hand. This slider 31 still includes a closing cap 312 in order to cover the outer end opening of slider 31 body, plays dustproof, prevents the effect of unknown person's maloperation, and this closing cap 312 is the outer end opening of cartridge at slider 31 body, when needing the operating nut, can open closing cap 312.

In this embodiment, the left foot rest 3 and the right foot rest 4 are both slidably adjustable in the left-right direction by the sliding connection, in other embodiments, only one of the left foot rest 3 and the right foot rest 4 may be slidably connected to the head 2 in a lockable manner, and the distance between the left foot rest 3 and the right foot rest 4 can be adjusted by only one foot rest being capable of being adjusted in the left-right direction.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a rowing machine that aircraft nose can be folded up which characterized in that: the folding device comprises a base frame and a machine head which is rotatably connected with the base frame, wherein the machine head is unfolded or folded relative to the base frame through the rotation of the machine head relative to the base frame, and the folding device also comprises a locking device which is used for locking the relative rotation of the machine head and the base frame when the machine head is unfolded.

2. The foldable-nose rowing machine of claim 1, wherein: locking device includes operating knob, first locking piece and second locking piece fixed connection respectively are in on chassis and the aircraft nose, be equipped with first screw hole on the first locking piece, be equipped with the second screw hole on the second locking piece, operating knob includes a screw rod, when the aircraft nose expandes, through the screw rod is the spiro union simultaneously in first screw hole and second screw hole are in order to realize the relative pivoted locking of aircraft nose and chassis.

3. The foldable-nose rowing machine of claim 2, wherein: the first locking piece and the second locking piece are both made of metal materials.

4. The rowing machine with collapsible machine head of claim 2, wherein: first locking piece and second locking piece all are cylindric structure, be equipped with respectively on chassis and the aircraft nose and be used for the fixed grafting the installation round hole of first locking piece and second locking piece.

5. The foldable-nose rowing machine of claim 2, wherein: the chassis comprises a first chassis and a second chassis which are arranged in parallel at intervals, the first chassis and the second chassis are fixedly connected into a whole through an intermediate connecting frame, and the machine head is rotatably connected between the first chassis and the second chassis.

6. The rowing machine with collapsible machine head according to claim 5, wherein: the first locking piece and the operation knob are arranged on the first underframe and the second underframe respectively, the second locking piece penetrates through the machine head, and two ends of the second locking piece are respectively provided with a second threaded hole to be matched with the first locking piece and the operation knob on the first underframe and the second underframe respectively.

7. The foldable-nose rowing machine of claim 1, wherein: still including the installation setting left pedal and right pedal on the aircraft nose, at least one in left side pedal and the right pedal is in left right direction lockable sliding connection on the aircraft nose.

8. The foldable-nose rowing machine of claim 7, wherein: the machine head is provided with a slide rail in a concave shape, and the left pedal and/or the right pedal are/is fixedly provided with a slide block which is in sliding fit with the slide rail.

9. The foldable-nose rowing machine of claim 8, wherein: the sliding block is tightly pressed and fixed in the sliding rail through the locking of the bolt component, a strip-shaped groove extending left and right is formed in the sliding block, and a screw of the bolt component penetrates through the strip-shaped groove.

10. The rowing machine with collapsible machine head of claim 9, wherein: the slider is hollow tubular structure, the bar groove sets up the slider is towards on the lateral wall of slide rail bottom, bolt assembly's screw passes aircraft nose and bar groove, bolt assembly's nut is established in the hollow inner chamber of slider.