Gradient adjusting structure applied to folding treadmill

Abstract

The utility model discloses a slope adjusting structure applied to a folding treadmill, the folding treadmill comprises a treadmill platform, the treadmill platform comprises a front treadmill platform and a rear treadmill platform which are hinged with each other, one end of the front treadmill platform, which is far away from the end hinged with the rear treadmill platform, is hinged with a front support frame, the front support frame comprises a fixed frame, and an upright post component is vertically arranged above the fixed frame; the end, close to the fixing frame, of the stand column assembly is slidably provided with a sliding base, the end of the front treadmill is hinged to the sliding base, the lower portion of the front end of the front treadmill is connected with a gradient adjusting assembly, the gradient adjusting assembly can drive the sliding base and the end of the front treadmill to move up and down with the rear end of the rear treadmill as a fulcrum, and therefore the gradient adjusting effect is achieved. The rolling wheels are arranged below the lifting support and the lifting supporting legs, the lifting support is driven by the push rod of the lifting motor to rotate, stable and smooth stepless adjustment of the gradient of the treadmill is achieved, and the use experience of a user is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of fitness equipment, in particular to a kind of slope adjustment structure applied to folding treadmill. BACKGROUND

[0002] With the continuous improvement of living standards, people pay more and more attention to physical exercise, and running is the simplest and most effective fitness method, and the treadmill is more and more respected by people. In order to facilitate storage, some athletes will choose foldable treadmill, which is folded and stored to save space.

[0003] However, the traditional folding treadmill generally cannot adjust the slope of the running track, cannot achieve different slope changes, and therefore cannot simulate uphill running, flat running, downhill running and other types of exercise, and cannot meet the diversified use requirements of users. In addition, the running track of the general folding treadmill is divided into a front running track and a rear running track connected by a hinge. When folding, the rear running track is turned up and folded for storage. When unfolding, the rear running track is turned over and placed on the ground, and both the front running track and the rear running track are supported by legs. If the height of the front running track is raised, a depression will occur at the connection between the front running track and the rear running track, causing the treadmill to be unable to work. Therefore, the present application proposes a folding treadmill with adjustable slope for solving the above-mentioned problem of the folding treadmill that cannot adjust the slope. SUMMARY

[0004] The utility model provides a kind of slope adjustment structure applied to folding treadmill, with the effect that the slope of the running track of folding treadmill is stably adjusted. The specific technical scheme is as follows:

[0005] A slope adjustment structure applied to a folding treadmill, wherein the folding treadmill includes a running track, the running track includes a front running track and a rear running track connected by a hinge, the front running track is connected to a front support frame at an end away from the hinge with the rear running track, the front support frame includes a fixed frame, a vertical column assembly is arranged above the fixed frame, a sliding seat is slidably arranged at an end of the vertical column assembly close to the fixed frame, an end of the front running track is connected to the sliding seat by a hinge, a slope adjustment assembly is connected to the front end of the front running track, and the slope adjustment assembly can drive the sliding seat and the end of the front running track to move up and down with the rear end of the rear running track as a fulcrum, thereby achieving the effect of adjusting the slope.

[0006] Further, the slope adjustment assembly includes a lifting support, a lifting leg, and a lifting link, one end of the lifting support is connected to the front running track by a hinge, the other end of the lifting support is slidably arranged on the fixed frame, one end of the lifting leg is connected to one end of the front running track close to the rear running track by a hinge, the other end of the lifting leg is in contact with the ground, and the two ends of the lifting link are connected to the lifting support and the lifting leg by hinges, respectively. The lifting support, the front running track, the lifting leg, and the lifting link form a quadrilateral structure.

[0007] Further, the lifting support is connected with a lifting driving assembly, the lifting driving assembly comprises a lifting motor, the lifting motor is fixed below the front treadmill and can swing relative to the front treadmill, the lifting motor is connected with a telescopic push rod assembly, the push rod assembly is connected with the lifting support, the lifting motor drives the telescopic push rod assembly to realize the slope adjustment of the treadmill.

[0008] Further, the lifting support and the lifting support leg are both provided with rollers below, the rollers of the lifting support can slide relative to the fixed frame when adjusting the slope of the treadmill, and the rollers of the lifting support leg can slide relative to the ground.

[0009] Further, the fixed frame is provided with a track for the rollers of the lifting support to slide, the track is fixedly arranged on the inner side of the fixed frame, the track comprises a top plate, a bottom plate and a limiting plate, the top plate and the bottom plate jointly limit the movement track of the rollers of the lifting support to keep horizontal, and the limiting plate can limit the movement distance of the rollers of the lifting support.

[0010] Further, the top plate of the track is provided with a roller inlet and outlet, the rollers of the lifting support correspond to the roller inlet and outlet when the slope of the treadmill is adjusted to be horizontal, the rollers of the lifting support can move out of the roller inlet and outlet when the treadmill is folded, and the rollers of the lifting support can enter the track from the roller inlet and outlet when the treadmill is unfolded from the vertical state.

[0011] Further, the front treadmill is provided with a bearing assembly below the end close to the rear treadmill, the rear treadmill abuts against the bearing assembly when unfolded to be horizontal, and the bearing assembly can provide support force for the rear treadmill.

[0012] Further, the bearing assembly comprises a bearing plate, one end of the bearing plate is fixed below the end of the front treadmill close to the rear treadmill, and the other end of the bearing plate extends away from the front treadmill.

[0013] Further, the rear end of the rear treadmill is provided with a support wheel, the support wheel abuts against the ground, and the rotation axis of the support wheel is the fulcrum when the slope of the treadmill is adjusted.

[0014] Further, the sliding seat comprises a sliding seat support, a plurality of rollers are arranged on the sliding seat support, the rollers abut against the stand and can roll relative to the stand in the vertical direction, and the end of the front treadmill is hingedly connected with the sliding seat support.

[0015] The utility model discloses clever structure design, convenient to assemble, through the lifting support of lifting assembly, front runway, lifting outrigger and lifting connecting rod surrounding formation quadrilateral structure, make the front lifting support and the linkage of lifting outrigger, when guaranteeing the regulation gradient, the lifting outrigger can keep the friction with ground, and continuously provide the support for the rear end of front frame, guarantee the stability of runway when using, in addition, through the setting of gyro wheel under the lifting support and the lifting outrigger and through the push rod drive of lifting motor and rotate lifting support, realize the stepless regulation of runway gradient stable and smooth, greatly improve the use experience of user.

[0016] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, can be implemented according to the content of specification, and in order to let the above and other purposes, characteristics and advantages of the utility model can be more obvious and easy to understand, the following specific embodiment of the utility model is held. BRIEF DESCRIPTION OF DRAWINGS

[0017] Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are included to provide a description of the preferred embodiments and are not meant to limit the scope of the present utility model. Furthermore, the same reference numerals are intended to denote the same components throughout the accompanying drawings. In the drawings:

[0018] Figure 1 It is the perspective view of the utility model's runway in horizontal state;

[0019] Figure 2 It is the side view of the utility model's gradient adjustment assembly in horizontal state;

[0020] Figure 3 It is the perspective view of the utility model's runway in gradient state;

[0021] Figure 4 It is the side view of the utility model's gradient adjustment assembly in gradient state;

[0022] Figure 5 It is the utility model's explosion map;

[0023] Figure 6 It is the schematic view of the utility model's gradient adjustment assembly in gradient state, the gyro wheel of lifting support and track connection;

[0024] Figure 7 It is the schematic view of the utility model's gradient adjustment assembly in horizontal state, the gyro wheel of lifting support and track connection. DETAILED DESCRIPTION

[0025] In order to better understand the purpose, function and specific design scheme of the utility model, the slope adjusting structure applied to the folding treadmill is further described in detail below in combination with the drawings.

[0026] As Figures 1-7 shown, the slope adjusting structure applied to the folding treadmill of the utility model comprises a foldable running track 2, the running track 2 comprises a front running track 21 and a rear running track 22 which are hingedly connected, and a running belt 23, a soft running board 24 is arranged above the front running track 21 and the rear running track 22, and the running belt 23 is sleeved on the front running track 21 and the rear running track 22; the front running track 21 is hingedly connected to a front support frame 1 at an end away from the rear running track 22, when folding, the rear running track 22 can be turned up and covered on the front running track 21, the front running track 21 can drive the rear running track 22 to rotate as a whole relative to the front support frame 1 to the vertical state to complete the folding and storage of the front running track 21 and the rear running track 22, the front support frame 1 comprises a fixed frame 11, a vertical column 12 is vertically arranged above the fixed frame 11, a sliding seat 13 is slidingly arranged at an end of the vertical column 12 close to the fixed frame 11, an end of the front running track 21 is hingedly connected to the sliding seat 13, and a slope adjusting assembly 3 is connected below a front end of the front running track 21, the slope adjusting assembly 3 can drive the sliding seat 13 and the end of the front running track 21 to move up and down with the rear end of the rear running track 22 as a fulcrum, so that the effect of adjusting the slope is realized.

[0027] The sliding seat 13 comprises a sliding seat support 131, a plurality of rollers are arranged on the sliding seat support 131, the rollers abut against the vertical column 12 and can roll in the vertical direction relative to the vertical column 12, and the end of the front running track 21 is hingedly connected to the sliding seat support 131.

[0028] As Figure 2 and Figure 4 shown, the slope adjusting assembly 3 comprises a lifting support 31, a lifting support leg 32 and a lifting connecting rod 33, one end of the lifting support 31 is hingedly connected to the front running track 21, the other end of the lifting support 31 is slidingly arranged on the fixed frame 11, one end of the lifting support leg 32 is hingedly connected to one end of the front running track 21 close to the rear running track 22, the other end of the lifting support leg 32 abuts against the ground, the two ends of the lifting connecting rod 33 are hingedly connected to the lifting support 31 and the lifting support leg 32 respectively, the lifting support 31, the front running track 21, the lifting support leg 32 and the lifting connecting rod 33 form a quadrilateral structure, so that the lifting support 31 can drive the lifting support leg 32 to rotate synchronously through the lifting connecting rod 33, that is, the lifting support 31 and the lifting support leg 32 are linked, the inclination angle of the lifting support 31 and the lifting support leg 32 is changed, so that the whole running machine is adjusted in slope with the rear end of the rear running track 22 as a fulcrum.

[0029] It can be understood that, since the lifting support 31 is linked with the lifting leg 32, when the slope is adjusted, the lifting support 31 and the lifting leg 32 can continuously provide support for the running track 2, thereby ensuring the stability of the running track 2 during use. In addition, in order to improve the load bearing capacity at the connection position of the front running track 21 and the rear running track 22 during use, a load bearing assembly 25 is arranged below the end of the front running track 21 close to the rear running track 22, and the rear running track 22 can abut against the load bearing assembly 25 when it is unfolded to be horizontal, and the load bearing assembly 25 can provide support force for the rear running track 22. The load bearing assembly 25 of the embodiment comprises a load bearing plate 251, one end of the load bearing plate 251 is fixed below the end of the front running track 21 close to the rear running track 22, and the other end of the load bearing plate 251 extends away from the front running track 21.

[0030] The lifting support 31 is connected with one end of the lifting drive assembly 34, and the other end of the lifting drive assembly 34 is connected with the front running track 21. The lifting drive assembly 34 can drive the lifting support 31 to rotate relative to the front running track 21, so as to realize the slope adjustment of the running track. The lifting drive assembly 34 of the embodiment comprises a lifting motor, which is fixed below the front running track 21 and can swing relative to the front running track 21. The lifting motor is connected with a telescopic push rod assembly 35, and the push rod assembly 35 is connected with the lifting support 31. The lifting motor drives the telescopic push rod assembly 35 to drive the lifting support 31 to rotate relative to the front running track 21, thereby realizing the stepless adjustment of the slope of the running track 2.

[0031] Preferably, as shown in Figures 6-7 In order to improve the smoothness of the running track 2 during slope adjustment, the lifting support 31 and the lifting leg 32 of the embodiment are both provided with rollers below. When the slope of the running track 2 is adjusted, the rollers of the lifting support 31 can slide relative to the fixed frame 11, and the rollers of the lifting leg 32 can slide relative to the ground. It is worth noting that the fixed frame 11 of the embodiment is provided with a track 14 for the rollers of the lifting support 31 to slide. The track 14 is fixedly arranged on the inner side of the fixed frame 11. The track 14 comprises a top plate 141, a bottom plate 142 and a limiting plate 143. The top plate 141 and the bottom plate 142 jointly limit the movement track of the rollers of the lifting support 31 to be horizontal, thereby ensuring the stability during adjustment of the slope of the running track 2. The limiting plate 143 can limit the movement distance of the rollers of the lifting support 31, thereby limiting the maximum inclination angle of the adjustment of the slope of the running track 2, and avoiding excessive adjustment to cause damage to the equipment.

[0032] It is worth noting that the top plate 141 of the track 14 is provided with a roller entrance and exit 144, when the treadmill 2 is adjusted to be horizontal, the rollers of the lifting bracket 31 correspond to the roller entrance and exit 144, when the folding treadmill 2 is stored, the rollers of the lifting bracket 31 can be moved out of the roller entrance and exit 144, so that the treadmill 2 can be folded in a vertical state, when the treadmill 2 is unfolded from the vertical state, the rollers of the lifting bracket 31 can enter the track 14 from the roller entrance and exit 144, so that the rollers of the lifting bracket 31 can move in the track 14 when the slope of the treadmill 2 is adjusted.

[0033] Preferably, in order to further improve the smoothness of the treadmill 2 when adjusting the slope, the rear end of the rear treadmill 22 is provided with a supporting wheel 26, the supporting wheel 26 abuts against the ground, and the rotation axis of the supporting wheel 26 is the fulcrum when the slope of the treadmill 2 is adjusted.

[0034] The utility model discloses clever structure design, convenient to assemble, through the lifting bracket of lifting assembly, front treadmill, lifting leg and lifting connecting rod surround and form the structure of quadrilateral, make front lifting bracket and lifting leg linkage, guarantee when adjusting the slope, lifting leg can keep abutting against the ground, and continuously provide support for the rear end of front frame, guarantee the stability when using the treadmill, in addition, through setting up the roller below lifting bracket and lifting leg and through the push rod of lifting motor drive lifting bracket rotation, realize the stepless adjustment of the stable and smooth treadmill slope, improve the use experience of user greatly.

[0035] Finally, it should be noted that: the above examples are used to illustrate the technical scheme of the utility model, but not to limit it; although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical scheme recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. An incline adjustment structure for use in a folding treadmill, characterized in that, The folding treadmill includes a running platform, which comprises a front running platform and a rear running platform that are hinged together. The end of the front running platform away from the rear running platform is hinged to a front support frame. The front support frame includes a fixed frame, and a column assembly is vertically mounted on top of the fixed frame. A slide block is slidably mounted on the end of the column assembly near the fixed frame. The end of the front running platform is hinged to the slide block. The lower part of the front end of the front running platform is connected to an incline adjustment component. The incline adjustment component can drive the slide block and the end of the front running platform to move up and down with the rear end of the rear running platform as a fulcrum, thereby achieving the effect of adjusting the incline.

2. The incline adjustment structure for a folding treadmill as described in claim 1, characterized in that, The slope adjustment component includes a lifting support, lifting legs, and lifting linkage. One end of the lifting support is hinged to the front running platform, and the other end of the lifting support is slidably mounted on a fixed frame. One end of the lifting legs is hinged to the end of the front running platform near the rear running platform, and the other end of the lifting legs is in contact with the ground. Both ends of the lifting linkage are hinged to the lifting support and the lifting legs, respectively. The lifting support, the front running platform, the lifting legs, and the lifting linkage form a quadrilateral structure.

3. The incline adjustment structure for a folding treadmill as described in claim 2, characterized in that, The lifting frame is connected to the lifting drive assembly, which includes a lifting motor. The lifting motor is fixed below the front running platform and can swing relative to the front running platform. The lifting motor is connected to a telescopic push rod assembly, which is connected to the lifting frame. The lifting motor drives the extension and retraction of the push rod assembly to adjust the incline of the treadmill.

4. The incline adjustment structure for a folding treadmill as described in claim 3, characterized in that, Both the lifting frame and the lifting legs are equipped with rollers. When adjusting the slope of the running platform, the rollers of the lifting frame can slide relative to the fixed frame, and the rollers of the lifting legs can slide relative to the ground.

5. The incline adjustment structure for a folding treadmill as described in claim 4, characterized in that, The fixed frame is equipped with a track for the rollers of the lifting support to slide. The track is fixedly installed on the inner side of the fixed frame. The track includes a top plate, a bottom plate, and a limiting plate. The top plate and the bottom plate together restrict the movement trajectory of the rollers of the lifting support to keep them horizontal, and the limiting plate can limit the movement distance of the rollers of the lifting support.

6. The incline adjustment structure for a folding treadmill as described in claim 5, characterized in that, The top plate of the track is equipped with roller inlets and outlets. When the slope of the running platform is adjusted to be horizontal, the rollers of the lifting bracket correspond to the roller inlets and outlets. When the running platform is folded up, the rollers of the lifting bracket can be moved out from the roller inlets and outlets. When the running platform is unfolded from the vertical position, the rollers of the lifting bracket can enter the track from the roller inlets and outlets.

7. The incline adjustment structure for a folding treadmill as described in claim 1, characterized in that, A load-bearing component is installed at the lower end of the front running platform near the rear running platform. When the rear running platform is unfolded to the horizontal, it can abut against the load-bearing component, which can provide support for the rear running platform.

8. The incline adjustment structure for a folding treadmill as described in claim 7, characterized in that, The load-bearing component includes a load-bearing plate, one end of which is fixed to the lower end of the front runway near the rear runway, and the other end of which extends away from the front runway.

9. The incline adjustment structure for a folding treadmill as described in claim 1, characterized in that, The rear end of the running platform is equipped with support wheels that abut against the ground. The axis of rotation of the support wheels serves as the fulcrum for adjusting the slope of the running platform.

10. The incline adjustment structure for a folding treadmill as described in claim 1, characterized in that, The slide includes a slide bracket with multiple rollers on it. The rollers abut against the column and can roll vertically relative to the column. The end of the front running platform is hinged to the slide bracket.

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