Foldable elliptical machine

Abstract

The utility model provides a foldable elliptical machine which has an unfolded state and a folded state and comprises a flywheel, a linkage assembly, a base and a vertical rod, the base comprises a longitudinal rod, the linkage assembly comprises a handrail rocker, a pedal connecting rod and a crank which are sequentially hinged and matched, and the crank is suitable for being connected with the flywheel. The vertical rods comprise the first vertical rod and the second vertical rod which are matched in a hinged mode, the first vertical rod and the longitudinal rod are fixedly connected or integrally formed, the handrail rocker comprises a handrail rod and a handrail connecting rod which are matched in a hinged mode, and the upper end of the handrail connecting rod is hinged to the second vertical rod. The grab rail is suitable for being overturned and stacked above the second vertical rod. The grab rail is secondarily folded to be placed on the second vertical rod, so that the elliptical machine in a folded state is compact in structure and regular in shape, the packaging, storage and transportation cost can be reduced, and the assembling difficulty of a user can be reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of fitness equipment, in particular to a foldable elliptical machine. Background Art

[0002] The existing Chinese patent application number CN202220052438.4 discloses an elliptical machine and a folding frame thereof, wherein the folding frame includes a base frame and a column structure, wherein the first end of the column structure is connected to the base frame through a folding assembly so that the column structure can be folded relative to the base frame, and the column structure also includes an armrest located at the second end of the column structure. The elliptical machine includes the folding frame and a pedal structure connected to the base frame. In the prior art such as the above-mentioned scheme, there are the following limitations: the column structure is only folded once relative to the base, and after folding, the second end of the column or the upright pole often extends out of the base, still occupying more space along the length direction of the column, and the armrest is generally set to deviate to the outside, and the shape is not regular after folding, which still puts forward higher requirements for packaging, warehousing and transportation. Utility Model Content

[0003] In view of the above-mentioned defects of the prior art, the purpose of the present invention is to provide a foldable elliptical machine to meet the needs of users.

[0004] To achieve the above-mentioned purpose, the utility model provides a foldable elliptical machine, which has an unfolded state for exercise and a folded state suitable for storage, including a flywheel suitable for providing resistance, a linkage assembly suitable for driving the flywheel, a base and a vertical rod, the base including two cross bars and a vertical rod suitable for forming an I-shaped structure, the flywheel is arranged on the vertical rod, the linkage assembly includes an armrest rocker, a pedal connecting rod and a crank that are hinged in sequence, the crank is suitable for connecting the flywheel, the vertical rod includes a first vertical rod and a second vertical rod that are hinged, the first vertical rod is fixedly connected to the vertical rod or is integrally formed, and a diagonal support rod is also fixedly connected between the first vertical rod and the vertical rod, the armrest rocker includes an armrest rod and an armrest connecting rod that are hinged, and the upper end of the armrest connecting rod is hinged to the second vertical rod.

[0005] In the folded state, the second vertical rod is suitable for driving the handrail connecting rod to flip and be stacked on the flywheel, and the handrail rod is suitable for flipping and being stacked on the second vertical rod.

[0006] Preferably, the vertical rod extends upward perpendicular to the base or is inclined upward in a direction away from the base, defining a rectangular folding area on a horizontal plane, the length of the cross bar is suitable for defining the width of the folding area, the length of the projection of the longitudinal rod and the first vertical rod in the horizontal direction is suitable for defining the length of the folding area, and the projections of the second vertical rod and the handrail after folding completely fall within the folding area.

[0007] As a preferred embodiment, the flywheel cover is also included, which is suitable for covering the flywheel. In the folded state, the flywheel cover is suitable for supporting the end of the second vertical pole away from the first vertical pole. The first vertical pole and the second vertical pole form a folding angle, and the value range of the folding angle is between 85° and 95°. The flywheel housing cooperates with the first vertical pole to form a nearly horizontal support for the second vertical pole, which has good support stability and is suitable for sharing the load of the first vertical pole, thereby extending the service life of the first vertical pole.

[0008] As a preferred embodiment, in the folded state, the two handrails are gathered in a direction close to the second vertical pole, or the two handrails are suitable for being cross-stacked on top of the second vertical pole.

[0009] Preferably, a buffer pad suitable for avoiding rigid contact is further included, wherein the buffer pad is arranged at the contact area between the two handrails, the contact area between the handrail and the second vertical rod, and the contact area between the second vertical rod and the flywheel housing.

[0010] Preferably, the first vertical pole and the second vertical pole are suitable for being connected through a first rotating joint, the first rotating joint comprises a first enclosure, a first sleeve and a first rotating shaft, the first enclosure comprises a first lower arc surface suitable for covering the front side of the first vertical pole and a first upper arc surface suitable for supporting the second vertical pole, both ends of the first lower arc surface extend to form a first hinged seat with a double-ear structure, the first sleeve is arranged on the rear side of the second vertical pole, and the first sleeve is hinged to the first hinged seat through the first rotating shaft.

[0011] Preferably, it also includes a first locking device for keeping the vertical pole in the expanded state, the first locking device includes a matching piece and a first locking knob, the matching piece is built into the second vertical pole, the matching piece includes a matching plate, the first locking knob includes a first knob and a first locking pin, the first locking pin is suitable for vertically passing through the first upper arc surface and the front side of the second vertical pole and then being threadedly connected to the matching plate.

[0012] Preferably, the mating piece comprises mounting pieces arranged in parallel at the upper and lower ends of the mating plate, the mounting pieces comprise discontinuous mounting arc surfaces, and the mounting arc surfaces are elastically expanded and tightened with the inner peripheral wall of the second vertical pole.

[0013] As a preferred embodiment: the handrail rod and the handrail connecting rod are suitable for being connected through a second rotating joint, the second rotating joint includes a second enclosure, a second sleeve and a second rotating shaft, the second enclosure includes a second upper curved surface suitable for covering the front side of the handrail rod and a second lower curved surface suitable for abutting the handrail connecting rod, both ends of the second enclosure extend to form a second hinged seat with a double-ear structure, the second sleeve is arranged on the front side of the handrail connecting rod, and the second sleeve is hinged to the second hinged seat through the second rotating shaft.

[0014] Preferably, it also includes a second locking device for keeping the armrest rocker in the expanded state, the second locking device includes a second locking knob and a second locking pin with a matching nut, the matching nut is suitable for abutting the front side of the armrest rod, and the second locking pin is suitable for vertically passing through the second lower arc surface and the armrest connecting rod and then being threadedly connected to the second locking knob.

[0015] The beneficial effects of the utility model are:

[0016] By folding the handrail twice and placing it on the second upright pole, the elliptical machine has a compact structure in the folded state. Furthermore, the projections of the second upright pole and the handrail after folding all fall into the folding area. The shape is regular, the floor space is small, and the packaging volume is small, which is conducive to reducing packaging, warehousing and transportation costs, and is also suitable for reducing the difficulty of assembly for users and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a schematic diagram of a foldable elliptical machine in an unfolded state.

[0018] Figure 2 The utility model is a schematic diagram of a foldable elliptical machine in a folded state.

[0019] Figure 3 This is an exploded schematic diagram of the first rotating joint provided by the utility model.

[0020] Figure 4 This is a structural schematic diagram of the matching parts provided by the utility model.

[0021] Figure 5 This is an exploded schematic diagram of the second rotating joint provided by the utility model.

[0022] In the figure, the flywheel cover 101, the vertical rod 102, the horizontal rod 103, the longitudinal rod 104, the handrail rocker 105, the pedal connecting rod 106, the crank 107, the first vertical rod 108, the second vertical rod 109, the diagonal support rod 110, the handrail rod 111, the handrail connecting rod 112, the first enclosure 112, the first sleeve 113, the first rotating shaft 114, the first upper arc surface 115, the first lower arc surface 116, the first hinge seat 117, the matching The fitting 118, the first locking knob 119, the matching plate 120, the mounting plate 121, the mounting arc surface 122, the first knob 123, the first locking pin 124, the second enclosure 125, the second sleeve 126, the second rotating shaft 127, the second upper arc surface 128, the second lower arc surface 129, the second hinge seat 130, the second locking knob 131, the second locking pin 132, the matching nut 133, and the swing shaft 134. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0024] It should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the scheme of the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0025] In addition, it should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0026] like Figure 1-5The invention discloses a foldable elliptical machine, which has an unfolded state for exercise and a folded state suitable for storage, comprising a flywheel suitable for providing resistance, a flywheel cover 101 suitable for covering the flywheel, a linkage assembly suitable for driving the flywheel, a base and a vertical rod 102, wherein the base comprises two horizontal rods 103 and a vertical rod 104 suitable for forming an I-shaped structure, the flywheel is arranged on the vertical rod 104, the linkage assembly comprises an armrest rocker 105, a pedal connecting rod 106 and a crank 107 which are hingedly matched in sequence, and the crank 107 is suitable for connecting the flywheel. Wheel, the vertical rod 102 is tilted upward away from the base, the vertical rod 102 includes a first vertical rod 108 and a second vertical rod 109 that are hinged together, the first vertical rod 108 and the longitudinal rod 104 are integrally formed, and an oblique support rod 110 is supported between the first vertical rod 108 and the longitudinal rod 104, the armrest rocker 105 includes an armrest rod 111 and an armrest connecting rod 112 that are hinged together, the middle section of the second vertical rod 109 includes a swing shaft 134 that is perpendicular to it, and the upper end of the armrest connecting rod 112 is hinged to the swing shaft 134. A rectangular folding area is defined on the horizontal plane, the length of the cross bar 103 is suitable for defining the width of the folding area, and the length of the projection of the longitudinal rod 104 and the first vertical rod 108 in the horizontal direction is suitable for defining the length of the folding area.

[0027] In the folded state, the second vertical rod 109 is suitable for driving the handrail connecting rod 112 to flip and stack on the flywheel, and the flywheel cover 101 is suitable for supporting the end of the second vertical rod 109 away from the first vertical rod 108. The first vertical rod 108 and the second vertical rod 109 form a folding angle of 92°. The flywheel housing cooperates with the first vertical rod 108 to form a nearly horizontal support for the second vertical rod 109, which has good support stability and is suitable for sharing the load of the first vertical rod 108, thereby extending the service life of the first vertical rod 108. The handrail rod 111 is suitable for flipping and stacking on the second vertical rod 109, and the two handrail rods 111 are suitable for cross-stacked on the second vertical rod 109. The projections of the second vertical rod 109 and the handrail rod 111 after folding completely fall into the folding area.

[0028] Furthermore, the elliptical machine also includes a buffer pad (not shown in the figure), which is arranged in the contact area between the two handrails 111, the contact area between the handrail 111 and the second vertical rod 109, and the contact area between the second vertical rod 109 and the flywheel housing to avoid damage caused by rigid contact or collision during folding and transportation.

[0029] In this embodiment, the first vertical pole 108 and the second vertical pole 109 are suitable for being connected through a first rotating joint, and the first rotating joint includes a first enclosure 112, a first shaft sleeve 113 and a first rotating shaft 114. The first enclosure 112 includes a first lower arc surface 116 suitable for covering the front side of the first vertical pole 108 and a first upper arc surface 115 suitable for supporting the second vertical pole 109. Both ends of the first lower arc surface 116 extend to form a first hinge seat 117 with a double-ear structure. The first shaft sleeve 113 is arranged on the rear side of the second vertical pole 109, and the first shaft sleeve 113 is hinged to the first hinge seat 117 through the first rotating shaft 114.

[0030] In this embodiment, the vertical pole 102 is kept in the unfolded state by the first locking device. The first locking device includes a matching piece 118 and a first locking knob 119. The matching piece 118 includes a matching plate 120 and a mounting piece 121 arranged parallel to the upper and lower ends of the matching plate 120. The mounting piece 121 includes a discontinuous mounting arc surface 122. The mounting arc surface 122 is elastically tightened with the inner circumferential wall of the second vertical pole 109, so that the matching piece 118 is built into the second vertical pole 109. The first locking knob 119 includes a first knob 123 and a first locking pin 124. The first locking pin 124 is suitable for vertically passing through the first upper arc surface 115 and the front side of the second vertical pole 109 and then being threadedly connected with the matching plate 120.

[0031] In this embodiment, the handrail rod 111 and the handrail connecting rod 112 are suitable for being connected through a second rotating joint, and the second rotating joint includes a second enclosure 125, a second shaft sleeve 126 and a second rotating shaft 127. The second enclosure 125 includes a second upper curved surface 128 suitable for covering the front side of the handrail rod 111 and a second lower curved surface 129 suitable for abutting the handrail connecting rod 112. Both ends of the second enclosure 125 extend to form a second articulated seat 130 with a double-ear structure. The second shaft sleeve 126 is arranged on the front side of the handrail connecting rod 112, and the second shaft sleeve 126 is hinged to the second articulated seat 130 through the second rotating shaft 127.

[0032] In this embodiment, the armrest rocker 105 is maintained in the expanded state by a second locking device, and the second locking device includes a second locking knob 131 and a second locking pin 132 with a matching nut 133, the matching nut 133 is suitable for abutting the front side of the armrest rod 111, and the second locking pin 132 is suitable for vertically passing through the second lower arc surface 129 and the armrest connecting rod 112 and then being threadedly connected to the second locking knob 131.

[0033] The above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model.

Claims

1. A foldable elliptical machine, which has an unfolded state for exercise and a folded state suitable for storage, comprising a flywheel suitable for providing resistance, a linkage assembly suitable for driving the flywheel, a base and a vertical rod, the base comprising two cross bars and a longitudinal rod suitable for forming an I-shaped structure, the flywheel is arranged on the longitudinal rod, the linkage assembly comprises an armrest rocker, a pedal connecting rod and a crank which are hinged in sequence, the crank is suitable for connecting the flywheel, and is characterized in that: The vertical rod comprises a first vertical rod and a second vertical rod which are hinged together, the first vertical rod is fixedly connected to the longitudinal rod or is integrally formed, the armrest rocker comprises an armrest rod and an armrest connecting rod which are hinged together, the upper end of the armrest connecting rod is hinged to the second vertical rod, In the folded state, the second vertical rod is suitable for driving the handrail connecting rod to flip and be stacked on the flywheel, and the handrail rod is suitable for flipping and being stacked on the second vertical rod.

2. A foldable elliptical machine according to claim 1, characterized in that: The vertical rod extends upward perpendicular to the base or is inclined upward in a direction away from the base, defining a rectangular folding area on a horizontal plane. The length of the cross bar is suitable for defining the width of the folding area. The length of the projection of the longitudinal rod and the first vertical rod in the horizontal direction is suitable for defining the length of the folding area. The projections of the second vertical rod and the handrail after folding completely fall within the folding area.

3. A foldable elliptical machine according to claim 2, characterized in that: It also includes a flywheel cover suitable for covering the flywheel. In a folded state, the flywheel cover is suitable for supporting an end of the second vertical pole away from the first vertical pole. The first vertical pole and the second vertical pole form a folding angle, and the value range of the folding angle is between 85° and 95°.

4. A foldable elliptical machine according to claim 3, characterized in that: In the folded state, the two handrails are gathered in a direction close to the second vertical pole, or the two handrails are suitable for being cross-stacked on top of the second vertical pole.

5. A foldable elliptical machine according to claim 4, characterized in that: It also includes a buffer pad suitable for avoiding rigid contact, and the buffer pad is arranged at the abutment area between the two handrails, the abutment area between the handrail and the second vertical rod, and the abutment area between the second vertical rod and the flywheel housing.

6. A foldable elliptical machine according to any one of claims 1 to 5, characterized in that: The first vertical pole and the second vertical pole are suitable for being connected through a first rotating joint, and the first rotating joint includes a first enclosure, a first sleeve and a first rotating shaft. The first enclosure includes a first lower arc surface suitable for covering the front side of the first vertical pole and a first upper arc surface suitable for supporting the second vertical pole. Both ends of the first lower arc surface extend to form a first hinge seat with a double-ear structure. The first sleeve is arranged on the rear side of the second vertical pole, and the first sleeve is hinged to the first hinge seat through the first rotating shaft.

7. A foldable elliptical machine according to claim 6, characterized in that: It also includes a first locking device for keeping the vertical pole in the expanded state, the first locking device includes a matching piece and a first locking knob, the matching piece is built into the second vertical pole, the matching piece includes a matching plate, the first locking knob includes a first knob and a first locking pin, the first locking pin is suitable for vertically passing through the first upper arc surface and the front side of the second vertical pole and then being threadedly connected to the matching plate.

8. A foldable elliptical machine according to claim 7, characterized in that: The matching piece includes mounting pieces arranged in parallel at the upper and lower ends of the matching plate, and the mounting pieces include discontinuous mounting arc surfaces, and the mounting arc surfaces are elastically expanded and tightened with the inner peripheral wall of the second vertical pole.

9. A foldable elliptical machine according to any one of claims 1 to 5, characterized in that: The handrail rod and the handrail connecting rod are suitable for being connected through a second rotating joint, and the second rotating joint includes a second enclosure plate, a second shaft sleeve and a second rotating shaft. The second enclosure plate includes a second upper arc surface suitable for covering the front side of the handrail rod and a second lower arc surface suitable for abutting the handrail connecting rod. Both ends of the second enclosure plate extend to form a second hinged seat with a double-ear structure. The second shaft sleeve is arranged on the front side of the handrail connecting rod, and the second shaft sleeve is hinged to the second hinged seat through the second rotating shaft.

10. A foldable elliptical machine according to claim 9, characterized in that: It also includes a second locking device for keeping the armrest rocker in the expanded state, the second locking device includes a second locking knob and a second locking pin with a matching nut, the matching nut is suitable for abutting the front side of the armrest rod, and the second locking pin is suitable for vertically passing through the second lower arc surface and the armrest connecting rod and then being threadedly connected to the second locking knob.

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