CN220110351U - Elliptical machine step distance adjusting device - Google Patents
Elliptical machine step distance adjusting device Download PDFInfo
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- CN220110351U CN220110351U CN202321174591.5U CN202321174591U CN220110351U CN 220110351 U CN220110351 U CN 220110351U CN 202321174591 U CN202321174591 U CN 202321174591U CN 220110351 U CN220110351 U CN 220110351U
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- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to an elliptical machine step distance adjusting device which comprises a main body and cross bars arranged on two sides of the main body, wherein the cross bars on one side are arranged on the main body through a crank adjusting device, and the crank adjusting device comprises a crank column, a crank adjusting box and an adjusting piece; the crank adjusting box can slide on the crank post so as to adjust the length of the crank; a plurality of adjusting holes are formed in the crank adjusting box at intervals, and the adjusting pieces are clamped in different adjusting holes to fix the positions of the crank adjusting box after sliding adjustment; thereby realizing different pace adjustment.
Description
Technical Field
The utility model relates to the field of fitness equipment, in particular to a step distance adjusting device of an elliptical machine.
Background
Elliptical machines are quite common tools for training heart-lung function exercises in general health clubs and are favored by vast users, but the crank leg length of the current common indoor exercise elliptical machines is not adjustable.
An elliptical machine as disclosed in Chinese patent No. 109692421B, comprising a main frame, a resistance device, two cranks, two pedal connecting rod sets and two flexible objects; the main frame comprises an axle center; the resistance device is used for providing a resistance and comprises a rotating wheel with a rotating shaft; the two cranks are respectively positioned at the left side and the right side of the rotating wheel and are provided with a first end connected with the rotating shaft; the two pedal connecting rod groups are respectively positioned at the left side and the right side of the main frame, the front ends of the two pedal connecting rod groups are pivoted with the axle center, the rear ends of the two pedal connecting rod groups are connected with a pedal, and each crank is provided with a second end connected with the pedal connecting rod group; the front end of each flexible object is connected with the pivot axis, and the rear end is connected with a corresponding pedal connecting rod group.
In the above technical solution, the length of the two cranks is fixed, i.e. the length of the elliptical track is fixed, and the steps are different due to different heights of users.
The unadjustable crank length results in difficulty in meeting the use requirements of different people, brings bad experience to users, and also limits the further popularization of elliptical machines to a great extent.
In view of the above-mentioned problems of the prior art, the applicant has devised an elliptical machine pitch adjusting apparatus to solve the problems of the prior art.
Disclosure of Invention
In view of the foregoing drawbacks of the prior art, an object of the present utility model is to provide an elliptical machine step-distance adjusting device, so as to meet the needs of users.
In order to achieve the above object, the present utility model provides an elliptical machine step distance adjusting device, comprising a main body and cross bars installed at both sides thereof, wherein the cross bars at one side are installed on the main body through a crank adjusting device, and the crank adjusting device comprises a crank post, a crank adjusting box and an adjusting piece; the crank adjusting box can slide on the crank post so as to adjust the length of the crank; a plurality of adjusting holes are formed in the crank adjusting box at intervals, and the adjusting pieces are clamped in different adjusting holes to fix the positions of the crank adjusting box after sliding adjustment; thereby realizing different pace adjustment.
According to the utility model, the length of the crank is adjusted by sliding the crank adjusting box on the crank column, and the adjusted length of the crank is fixed by clamping the adjusting piece in different adjusting holes, so that the step distance is adjusted, and the use requirements of different users are met.
As a preferred option: the crank adjusting box is connected to the lower part of the crank column in a sliding way, and the adjusting piece is arranged in the crank column;
the cross bar is mounted on the main body through the crank post.
The crank length adjustment can be realized more conveniently and rapidly by sliding the crank adjusting box on the crank column.
As a preferred option: the crank column is a hollow tubular column with two open ends, the middle part of the crank column is provided with a shaft hole, the crank column is arranged on the rotating shaft of the main body through the shaft hole, the lower end of the crank column is provided with a short rotating shaft, and the side surface of the crank column is provided with a fixing hole corresponding to the adjusting hole.
As a preferred option: the crank adjusting box comprises an outer box and an inner box which is arranged on the inner side wall of the outer box in an adapting mode, the inner box is fixedly arranged on the lower portion of the crank column, and the outer box can slide relative to the inner box.
As a preferred option: a plurality of adjusting holes are formed in one side surface of the outer box at intervals from top to bottom; the lower part of the outer box is provided with a mounting hole for mounting the cross rod;
and an avoidance gap is formed at the position of the inner shell corresponding to the adjusting hole.
By arranging the avoidance notch, the adjusting piece is convenient to insert into the adjusting hole.
As a preferred option: the adjusting piece comprises an adjusting rod, a handle is arranged at the upper end of the adjusting rod, and the lower end of the adjusting rod is connected with a fixing piece.
As a preferred option: the fixing piece is rotatably arranged on the short rotating shaft and comprises a fixing head, the fixing head can be inserted into the fixing hole and the adjusting hole in an adaptive mode, and the tail end of the fixing piece is hinged to the adjusting rod.
The fixing head is inserted into the fixing hole and the adjusting hole at the same time, so that the fixing and the length adjustment of the crank are realized.
As a preferred option: the adjusting rod is pressed down, the fixing piece can be driven to rotate around the short rotating shaft in the direction away from the fixing hole and the adjusting hole, and therefore the fixing head is withdrawn from the fixing hole and the adjusting hole; and the adjusting rod is lifted upwards to drive the fixing head to be reinserted into the fixing hole and the adjusting hole.
As a preferred option: the adjusting piece further comprises a spring, a limiting piece and a pressing plate;
the spring is sleeved at the upper end of the adjusting rod;
the limiting piece is arranged on the adjusting rod and positioned between the grip and the pressing plate, and a limiting eave is arranged at the upper end of the limiting piece;
the pressing plate is provided with a through hole for the adjusting rod to pass through, and the diameter of the through hole is smaller than that of the limiting eave; the size of the pressing plate is not smaller than the size of the crank column opening.
By arranging the spring, the reset of the adjusting rod is facilitated.
As a preferred option: the cross rod is installed in the installation hole of the outer box through a connecting rod, and a foot pedal is also installed on the cross rod.
The beneficial effects of the utility model are as follows:
according to the utility model, the crank adjusting box slides on the crank column to realize the length adjustment of the crank; the crank adjusting box is provided with a plurality of adjusting holes, the crank column is provided with a fixing hole, and the adjusting piece is inserted into the fixing hole and the adjusting hole to fix the position of the crank adjusting box relative to the crank column after adjustment; thereby realizing the length adjustment of the crank and meeting the use requirements of different users.
The utility model has novel design, strong practicability, low manufacturing cost and easy use and popularization.
Drawings
Fig. 1 is a schematic structural view of an elliptical machine.
Fig. 2 is a cross-sectional view of the crank adjustment device.
Fig. 3 is an exploded view of the crank adjustment device of the present utility model.
FIG. 4 is a schematic diagram of the crank post structure of the present utility model.
Fig. 5 is a schematic diagram of the structure of the crank adjusting box of the utility model.
FIG. 6 is a schematic view of the structure of the adjusting member of the present utility model.
Reference numerals:
the device comprises a main body-1, a cross rod-2, a pedal-21, a crank adjusting device-3, an adjusting piece-4, an adjusting rod-41, a grip-42, a fixing piece-43, a fixing head-431, a limiting piece-44, a pressing plate-45, a spring-46, a crank column-5, a shaft hole-51, a fixing hole-52, a short rotating shaft-53, a crank adjusting box-6, an outer box 61, an adjusting hole-611, a mounting hole 612, an inner box-62 and a avoiding notch-621.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.
It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.
In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-6, an elliptical machine step distance adjusting device comprises a main body 1 and cross bars 2 arranged on two sides of the main body, wherein the cross bars 2 on one side are arranged on the main body 1 through a crank adjusting device 3.
As shown in fig. 3, the crank adjustment device 3 includes a crank post 5, a crank adjustment box 6, and an adjustment member 4;
as shown in fig. 4, specifically, the crank post 5 is a rectangular solid post as a whole, and in other embodiments, the crank post 5 may be a cylinder; the upper end and the lower end of the crank column 5 are open, and the middle is hollow; the middle part of the crank column 5 is provided with a circular shaft hole 51, and the crank column 5 is arranged on a rotating shaft of the main body 1 through the circular shaft hole 51, and the rotating shaft can drive the crank column 5 to synchronously rotate;
a short rotating shaft 53 is arranged between two side walls at the lower end of the crank column 5, and the short rotating shaft 53 is arranged to facilitate the installation of the fixing piece 43;
a fixing hole 52 is formed on one side of the lower portion of the crank post 5, and the fixing hole 52 is formed at a position corresponding to a plurality of adjusting holes 611 formed on the crank adjusting box 6, so as to ensure that the fixing member 43 can be inserted into the fixing hole 52 and the adjusting holes 611 at the same time.
The crank adjusting box 6 is connected to the lower part of the crank column 5 in a sliding way, and the adjusting piece 4 is arranged in the crank column 5;
as shown in fig. 5, specifically, the crank adjusting box 6 is also in a rectangular column structure, the crank adjusting box 6 includes an outer box 61 and an inner box 62, the inner box 62 is fixedly sleeved at the lower end of the crank column 5, the outer box 61 can slide relative to the inner box 62, and a plurality of adjusting holes 611 are sequentially formed on one side surface of the outer box 61 from top to bottom at intervals;
preferably, the adjustment holes 611 are provided in three in the present embodiment; the three adjustment holes 611 correspond to three different crank lengths; the position of the adjusting hole 611 is set corresponding to the position of the fixing hole 52, and the lower end of the outer case 61 is provided with a mounting hole 612 for connecting the cross bar 2.
The inner case 62 is provided with a avoiding notch 621 on one surface of the inner case 61 opposite to the outer case 61 provided with the adjusting hole 611, so that the adjusting piece 4 can be conveniently inserted into the adjusting hole 611 and the fixing hole 52.
As shown in fig. 6, the adjusting member 4 includes an adjusting lever 41, a spring 46, a stopper 44, a pressing plate 45, and a fixing member 43;
a handle 42 is fixedly arranged at the top of the specific adjusting rod 41, a limiting piece 44 is fixedly arranged at the upper part of the adjusting rod 41 and positioned between the handle 42 and a pressing plate 45, and a limiting eave is arranged at the upper end of the limiting piece 44; the outer diameter of the limit eave is larger than that of the adjusting rod 41.
The pressing plate 45 is arranged at the lower end of the limiting piece 44, a through hole for the adjusting rod 41 to pass through is arranged on the pressing plate 45, the diameter of the through hole is smaller than the outer diameter of the limiting eave, and meanwhile, the diameter of the through hole is required to be larger than the outer diameter of the adjusting rod 41;
the size of the pressing plate 45 is matched with the opening size of the crank column 5 so as to prevent the pressing plate 45 from falling into the crank column 5;
the spring 46 is sleeved on the adjusting rod 41, and the lower end of the adjusting rod 41 is hinged with a fixing piece 43.
Specifically, the fixing member 43 is formed in a Z-shape, the lower corner of the fixing member 43 is mounted on the short rotation shaft 53 such that the fixing member 43 can rotate on the short rotation shaft 53, the rear end of the fixing member 43 is hinged with the adjusting lever 41,
the fixing member 43 further includes a fixing head 431, and the fixing head 431 is arc-shaped, so that the fixing head 431 can be more conveniently inserted into and withdrawn from the fixing hole 52 and the adjusting hole 611; the fixed head 431 is sized to fit the adjustment aperture 611 and the fixed aperture 52.
The cross rod 2 is inserted into the mounting hole 612 of the outer box 61 through a connecting rod, and the pedal plate 21 is also fixedly mounted on the cross rod 2.
When the step is required to be adjusted, the user can press down the handle 42 by hand, the spring 46 compresses, meanwhile, the adjusting rod 41 moves downwards, the adjusting rod 41 can downwards give a downward pushing force to the tail end of the hinged fixing piece 43, after the fixing piece 43 receives the pushing force, the fixing piece 43 can rotate around the short rotating shaft 53 in a direction away from the fixing hole 52 and the adjusting hole 611, the fixing head 43 withdraws from the fixing hole 52 and the adjusting hole 611, at the moment, the outer box 61 of the crank adjusting box 6 can be slid, after the crank adjusting box is adjusted to a proper crank length, the adjusting hole 611 is opposite to the fixing hole 52, then only the hand is needed to be loosened, the spring 46 can automatically reset to drive the adjusting rod 41 to move upwards, the upward moving of the adjusting rod 41 can give an upward pulling force to the tail end of the fixing piece 43, finally, the fixing head 431 of the fixing piece 43 is pulled to rotate towards the direction leaning into the adjusting hole 611 and the fixing hole 52, and finally the fixing head 431 is reinserted into the fixing hole 52 and the adjusting hole 611, and the crank adjusting box 6 is fixed.
This completes the crank adjustment, thereby achieving different pitch adjustments.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. The utility model provides an elliptical machine stride adjusting device, includes the host computer body and installs the horizontal pole in its both sides, one side the horizontal pole passes through crank adjusting device and installs on the host computer body, its characterized in that: the crank adjusting device comprises a crank column, a crank adjusting box and an adjusting piece; the crank adjusting box can slide on the crank post so as to adjust the length of the crank; a plurality of adjusting holes are formed in the crank adjusting box at intervals, and the adjusting pieces are clamped in different adjusting holes to fix the positions of the crank adjusting box after sliding adjustment; thereby realizing different pace adjustment.
2. An elliptical stride adjustment apparatus according to claim 1, wherein: the crank adjusting box is connected to the lower part of the crank column in a sliding way, and the adjusting piece is arranged in the crank column;
the cross bar is mounted on the main body through the crank post.
3. An elliptical stride adjustment apparatus according to claim 2, wherein: the crank column is a hollow tubular column with two open ends, the middle part of the crank column is provided with a shaft hole, the crank column is arranged on the rotating shaft of the main body through the shaft hole, the lower end of the crank column is provided with a short rotating shaft, and the side surface of the crank column is provided with a fixing hole corresponding to the adjusting hole.
4. An elliptical stride adjustment apparatus according to claim 3, wherein: the crank adjusting box comprises an outer box and an inner box which is arranged on the inner side wall of the outer box in an adapting mode, the inner box is fixedly arranged on the lower portion of the crank column, and the outer box can slide relative to the inner box.
5. An elliptical stride adjustment assembly according to claim 4, wherein: a plurality of adjusting holes are formed in one side surface of the outer box at intervals from top to bottom; the lower part of the outer box is provided with a mounting hole for mounting the cross rod;
and an avoidance gap is formed at the position of the inner box corresponding to the adjusting hole.
6. An elliptical stride adjustment assembly according to claim 5, wherein: the adjusting piece comprises an adjusting rod, a handle is arranged at the upper end of the adjusting rod, and the lower end of the adjusting rod is connected with a fixing piece.
7. The elliptical stride adjustment apparatus of claim 6, wherein: the fixing piece is rotatably arranged on the short rotating shaft and comprises a fixing head, the fixing head can be inserted into the fixing hole and the adjusting hole in an adaptive mode, and the tail end of the fixing piece is hinged to the adjusting rod.
8. An elliptical stride adjustment assembly according to claim 7, wherein: the adjusting rod is pressed down, the fixing piece can be driven to rotate around the short rotating shaft in the direction away from the fixing hole and the adjusting hole, and therefore the fixing head is withdrawn from the fixing hole and the adjusting hole; and the adjusting rod is lifted upwards to drive the fixing head to be reinserted into the fixing hole and the adjusting hole.
9. An elliptical stride adjustment apparatus according to any one of claims 6-8, wherein: the adjusting piece further comprises a spring, a limiting piece and a pressing plate;
the spring is sleeved at the upper end of the adjusting rod;
the limiting piece is arranged on the adjusting rod and positioned between the grip and the pressing plate, and a limiting eave is arranged at the upper end of the limiting piece;
the pressing plate is provided with a through hole for the adjusting rod to pass through, and the diameter of the through hole is smaller than that of the limiting eave; the size of the pressing plate is not smaller than the size of the crank column opening.
10. An elliptical stride adjustment apparatus according to claim 8, wherein: the cross rod is installed in the installation hole of the outer box through a connecting rod, and a foot pedal is also installed on the cross rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321174591.5U CN220110351U (en) | 2023-05-16 | 2023-05-16 | Elliptical machine step distance adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321174591.5U CN220110351U (en) | 2023-05-16 | 2023-05-16 | Elliptical machine step distance adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220110351U true CN220110351U (en) | 2023-12-01 |
Family
ID=88914790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321174591.5U Active CN220110351U (en) | 2023-05-16 | 2023-05-16 | Elliptical machine step distance adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220110351U (en) |
-
2023
- 2023-05-16 CN CN202321174591.5U patent/CN220110351U/en active Active
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