CN216456717U - Folding running machine - Google Patents

Abstract

The present disclosure relates to a folding treadmill, comprising a front running board assembly, a middle running board assembly and a rear running board assembly, wherein the front running board assembly and the rear running board assembly are respectively hinged to the two ends of the middle running board assembly in the front and rear directions; a drive mechanism connected with the front deck assembly or the rear deck assembly; and a linkage mechanism connected with the front deck assembly, the middle deck assembly and the rear deck assembly, respectively, to drive the front deck assembly or the rear deck assembly when the first drive mechanism When running the deck assembly, the front deck assembly and the deck assembly can rotate synchronously relative to the middle deck assembly to switch between the folded position and the unfolded position; in the unfolded position, the front deck assembly, the middle deck assembly and the rear deck assembly The upper surfaces of the assemblies are coplanar, and in the folded position, the front deck assembly and the rear deck assembly approach each other to lift up the middle running assembly. The folding treadmill of the present disclosure can realize three-stage automatic folding, the overall size is small, the space occupation is reduced, and the storage and carrying are convenient.

Description

folding treadmill

technical field

The present disclosure relates to the technical field of treadmills, and in particular, to a folding treadmill.

Background technique

Running, as a national sport to keep fit, enables people to exercise and relax after busy work, and treadmills allow people to meet their running needs without leaving home, and are loved by more and more people.

However, the existing treadmills are large in size and footprint, and if there is insufficient space in the home, indoor activities will be affected. Although there are all kinds of foldable treadmills on the market, most of them just fold between the armrest and the running board or turn the running board upside down, which still takes up a lot of space and is inconvenient to store.

Utility model content

The purpose of the present disclosure is to provide a folding treadmill, which can realize three-stage automatic folding of the running board, has a small overall size, saves space, and is convenient for storage and carrying.

In order to achieve the above object, the present disclosure provides a folding treadmill, which includes a front running board assembly, a middle running board assembly and a rear running board assembly, the front running board assembly and the rear running board assembly being hinged respectively at both ends in the front and rear directions of the intermediate running board assembly;

The folding treadmill also includes:

a first drive mechanism connected to the front deck assembly or the rear deck assembly; and

a linkage mechanism, which is respectively connected with the front deck assembly, the middle deck assembly and the rear deck assembly, so that when the first driving mechanism drives the front deck assembly or the rear deck assembly , the front deck assembly and the rear deck assembly can rotate synchronously relative to the middle deck assembly to switch between the folded position and the unfolded position;

In the unfolded position, the upper surfaces of the front deck assembly, the middle deck assembly, and the rear deck assembly are coplanar, and in the folded position, the front deck assembly and the rear deck assembly are coplanar The assemblies approach each other to push up the intermediate running assembly.

Optionally, in the folded position, the angle formed between the front deck assembly and the middle deck assembly and/or between the rear deck assembly and the middle deck assembly is 90°.

Optionally, the first drive mechanism is configured as a linear drive unit, a strut and a first roller;

The fixed end of the linear drive unit is hinged with the front running board assembly, one end of the strut is hinged with the front running board assembly, and the first roller is rotatably arranged on the other end of the strut , and is in contact with the ground, and the driving end of the linear driving unit is hinged to the strut.

Optionally, the first drive mechanism further includes a fixed base, one end of the front running board assembly away from the middle running board assembly is rotatably connected to the fixed base, and the fixed end of the linear drive unit is connected to the fixed base. Fixed base hinged.

Optionally, the linear drive unit includes an electric push rod, a linear module or a drive cylinder.

Optionally, the folding treadmill further includes a second roller rotatably disposed at one end of the rear running board assembly away from the middle running board assembly.

Optionally, the number of the first driving mechanism and the linkage mechanism is two, and the two first driving mechanisms and the two linkage mechanisms are symmetrically arranged on the front running board assembly and the the left and right sides of the middle running board assembly.

Optionally, the front deck assembly is rotatably connected to the middle deck assembly through a first hinge, and the rear deck assembly is rotatably connected to the middle deck assembly through a second hinge;

The linkage mechanism is configured as a first connecting piece, a second connecting piece, an H-shaped link and a slide rail;

The H-shaped connecting rod is arranged below the intermediate running board assembly, the front end of the H-shaped connecting rod is hinged with one end of the first connecting piece, and the other end of the first connecting piece is connected with the first connecting piece. The hinge is hinged, the rear end of the H-shaped link is hinged with one end of the second connecting piece, and the other end of the second connecting piece is hinged with the second hinge;

One end of the sliding rail is connected to the intermediate running board assembly and extends downward, the H-shaped link is provided with a sliding hole for the sliding rail to pass through, and the sliding rail is slidably inserted into the sliding rail. hole.

Optionally, an escape space for avoiding the movement of the H-shaped link and the slide rail is provided at the bottom of the intermediate running board assembly.

Optionally, the folding treadmill further includes a handle disposed on the middle running board assembly.

Optionally, the folding treadmill further includes:

running belt;

a second driving mechanism; the second driving mechanism includes a driving motor, a transmission belt, a first drum and a second drum; the first drum is rotatably provided on the front running board assembly, and the second drum is rotatable Set on the rear running board assembly, the running belt is wound around the first drum and the second drum; the transmission belt is respectively sleeved on the first drum and the drive shaft of the drive motor.

Optionally, the front running board assembly includes a front running board, a front fixing bracket and a front trim panel;

The front running board is fixed on the front fixing bracket, and the front decorative plate is covered on the front fixing bracket;

and/or; the rear running board assembly includes a rear running board, a rear fixing bracket and a rear decorative panel;

The rear running board is fixed on the rear fixing bracket, and the rear decorative plate is covered on the rear fixing bracket;

And/or; the middle running board assembly includes a middle running board, a middle fixing bracket and a middle decorative board;

The middle running board is fixed on the middle fixing bracket, and the middle decorative plate is covered on the middle fixing bracket.

Through the above technical solution, that is, the folding treadmill of the present disclosure, the first drive mechanism is used to drive one end of one of the front deck assembly and the rear deck assembly, which is close to the middle deck assembly, to rotate upward relative to the other end and lift up, completing the process. The middle running board assembly is folded with one of the front running board assembly and the rear running board assembly, and at the same time, because the front running board assembly, the middle running board assembly and the rear running board assembly are connected by a linkage mechanism, therefore, the middle running board assembly is When folded with one of the front deck assembly and the rear deck assembly, the other of the front deck assembly and the rear deck assembly and the middle deck assembly can also be folded synchronously, so that the front deck assembly and the rear deck assembly can be folded synchronously. The running board assemblies are close to each other to push up the middle running board assembly to complete the folding. Similarly, when the first driving mechanism drives one of the front running board assembly and the rear running board assembly to unfold, the other can also be unfolded synchronously. The folding treadmill of the present disclosure can realize three-stage automatic folding, and has a low overall size, a low height and a small thickness, reduces space occupation, and is convenient for storage and carrying.

Other features and advantages of the present disclosure will be described in detail in the detailed description that follows.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present disclosure, and constitute a part of the specification, and together with the following detailed description, are used to explain the present disclosure, but not to limit the present disclosure. In the attached image:

1 is a schematic structural diagram of a running state of a folding treadmill provided by some embodiments of the present disclosure;

2 is a schematic structural diagram of a folded treadmill in a storage state provided by some embodiments of the present disclosure;

3 is a schematic structural diagram of a linkage mechanism of a folding treadmill provided by some embodiments of the present disclosure;

Fig. 4 is based on the enlarged view of A part in Fig. 3;

5 is a structural diagram of a second driving mechanism of a folding treadmill provided by some embodiments of the present disclosure;

6 is a structural diagram of a second roller and a second roller of a folding treadmill provided by some embodiments of the present disclosure.

Description of reference numerals

100-front running board assembly; 110-front running board; 120-front fixing bracket; 130-front trim panel; 140-fixed base; 200-middle running board assembly; 210-middle running board; 211-avoidance space; 220- Intermediate fixing bracket; 230-Intermediate trim panel; 240-Handle; 300-Rear deck assembly; 310-Rear deck; 320-Rear mounting bracket; 330-Rear trim panel; 340-Second roller; unit; 420-strut; 430-first roller; 440-support frame; 510-drive motor; 520-transmission belt; 530-first roller; 540-second roller; 610-first connecting piece; 620-H type connecting rod; 630-second connecting piece; 640-slide rail; 650-fixed plate; 660-first hinge; 670-second hinge; 700-running belt.

Detailed ways

The specific embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present disclosure, but not to limit the present disclosure.

In the present disclosure, unless otherwise stated, the use of directional words such as "up, down, left and right" generally refers to the drawing direction of the corresponding drawing as a reference; "inside, outside" means The inside and outside of the contour of the corresponding part; "far and near" means that the corresponding structure or the corresponding part is far away from or close to another structure or part; "front and rear" refers to the front and back of the human body when the treadmill is in use; " Left and right" refers to the left and right sides of the human body when the treadmill is in use; "width" refers to the two sides of the human body when the treadmill is in use; One, two, etc. are meant to distinguish one element from another.

As shown in FIGS. 1 to 6 , the present disclosure provides a foldable treadmill, which includes a front deck assembly 100 , a middle deck assembly 200 and a rear deck assembly 300 , a front deck assembly 100 and a rear deck assembly 100 . The assembly 300 is hinged to the two ends in the front and rear directions of the middle running board assembly 200 respectively; the folding treadmill further includes: a first driving mechanism, connected with the front running board assembly 100 or the rear running board assembly 300; and a linkage mechanism, respectively connected with the front running board assembly 300 The deck assembly 100 , the middle deck assembly 200 and the rear deck assembly 300 are connected so that when the first drive mechanism drives the front deck assembly 100 or the rear deck assembly 300 , the front deck assembly 100 and the rear deck assembly 300 can Synchronous rotation with respect to the middle deck assembly 200 to switch between the folded position and the unfolded position; in the unfolded position, the upper surfaces of the front deck assembly 100, the middle deck assembly 200 and the rear deck assembly 300 are coplanar, and in the folded position , the front deck assembly 100 and the rear deck assembly 300 approach each other to lift the middle running assembly upward.

Through the above technical solution, that is, the folding treadmill of the present disclosure, the first driving mechanism is used to drive one end of the front deck assembly 100 and the rear deck assembly 300 close to the middle deck assembly 200 to rotate upward relative to the other end and Lifting to complete the folding of the middle running board assembly 200 and one of the front running board assembly 100 and the rear running board assembly 300, at the same time, because the front running board assembly 100, the middle running board assembly and the rear running board assembly 300 are connected by a linkage mechanism , thus, when the middle deck assembly 200 is folded with one of the front deck assembly 100 and the rear deck assembly 300 , the other of the front deck assembly 100 and the rear deck assembly 300 is folded with the middle deck assembly 200 Synchronous folding can also be achieved, so that the front running board assembly 100 and the rear running board assembly 300 are close to each other to push up the middle running board assembly 200 to complete the folding. Similarly, the first driving mechanism drives the front running board assembly 100 and the rear running board assembly. When one of the 300 is expanded, the other can also be expanded synchronously. The folding treadmill of the present disclosure can realize three-stage automatic folding, and has a low overall size, a low height and a small thickness, reduces space occupation, and is convenient for storage and carrying.

It should be noted that the inventive concept of the present disclosure can also be extended to sports and fitness equipment such as walking machines and treadmills.

In some embodiments of the present disclosure, the first driving mechanism may be connected with the front deck assembly 100 for driving the front deck assembly 100 to rotate relative to the middle deck assembly 200 to realize the front deck assembly 100 and the middle deck assembly 200 is folded, at the same time, because the rear running board assembly 300 and the middle running board assembly 200 are connected in the form of hinges, combined with the setting of the intermodal mechanism, therefore, the rear running board assembly 300 and the middle running board assembly 200 can also be realized. Synchronized folding, thus realizing three-stage automatic folding of the treadmill, optimally saving space.

In other disclosed embodiments, the first driving mechanism can also be connected with the rear deck assembly 300 for driving the rear deck assembly 300 to rotate relative to the middle deck assembly 200 to realize the connection between the rear deck assembly 300 and the middle deck When the assembly 200 is folded, at the same time, since the front running board assembly 100 and the middle running board assembly 200 are hingedly connected, and combined with the setting of the intermodal mechanism, the front running board assembly 100 and the intermediate running board assembly 200 can also be synchronized. Folding, the three-stage automatic folding of the treadmill can also be realized.

Optionally, in the folded position, the angle formed between the front deck assembly 100 and the middle deck assembly 200 and/or between the rear deck assembly 300 and the middle deck assembly 200 is 90°. That is, in some embodiments, when the front deck assembly 100 and the rear deck assembly 300 are rotated 90° toward the direction close to the bottom surface of the middle deck assembly 200 , the front deck assembly 100 and the rear deck assembly 300 are both in the middle The vertical position of the running board assembly 200 realizes the folding of the foldable treadmill. When the upper surfaces are all coplanar with the upper surface of the middle running board assembly 200 , that is, the three are in the same horizontal plane, the unfolding of the foldable treadmill is realized.

The first driving mechanism may be constructed in any manner. As shown in FIG. 1 and FIG. 2 , in some embodiments of the present disclosure, the first driving mechanism is constructed as a linear driving unit 410, a strut 420 and a first roller 430; wherein , the linear drive unit 410 includes, but is not limited to, an electric push rod, a linear module or a drive cylinder, and the drive cylinder may be a hydraulic cylinder, an air cylinder, an electric cylinder, or the like. The fixed end of the linear drive unit 410 is hinged with the front deck assembly 100 , one end of the strut 420 is hinged with the front deck assembly 100 , and the first roller 430 is rotatably arranged on the other end of the strut 420 and is in contact with the ground , the driving end of the linear driving unit 410 is hinged to the strut 420 .

One end of the strut 420 is hinged with the upper end of the support frame 440 fixed on the front running board assembly 100, and the other end of the strut 420 is connected with a rotatable first roller 430, the first roller 430 is in contact with the ground, and Able to roll on the ground. Wherein, during the operation of the first driving mechanism, the strut 420 connected with the first roller 430 can reduce the frictional force between the strut and the ground and facilitate the rotation of the strut 420 . The fixed end of the linear drive unit 410 is hinged with the front end of the front running plate assembly 100 , and the drive end of the linear drive unit 410 is hinged with the strut 420 . The extension of the linear drive unit 410 drives the strut 420 relative to the strut. The hinge 420 and the support frame 440 are rotated to make the first roller 430 move in the front and rear directions of the ground. When the treadmill needs to be folded, the first roller 430 is driven by the linear drive unit 410 to move towards the front end of the front deck assembly 100, and one end of the front deck assembly 100 close to the middle deck assembly 200 rotates relative to the other end and Lifting up, that is, under the action of the strut 420, the rear end of the front deck assembly 100 rotates upward relative to the front end, so as to realize the folding of the front deck assembly 100 and the middle deck assembly 200. At the same time, due to the setting of the linkage mechanism, At this time, the rear deck assembly 300 moves toward the front deck assembly 100 driven by the middle deck assembly 200, and the rear deck assembly 300 rotates and folds relative to the middle deck assembly 200. Finally, the current deck assembly 100 In a position perpendicular to the middle running deck assembly 200, the rear running deck assembly 300 is also in a position perpendicular to the middle running deck assembly 200, which is equivalent to the front running deck assembly 100 and the rear running deck assembly 300. 200 is jacked up, so that the treadmill can be folded, and the folded treadmill can be stored in a rectangular parallelepiped shape, reducing the dimensions in the front-rear direction and the height direction.

When the foldable treadmill needs to be unfolded, the first roller 430 is driven by the linear drive unit 410 to move towards the rear end of the front deck assembly 100, and one end of the front deck assembly 100 close to the middle deck assembly 200 is opposite to the other. One end is rotated and lowered downward, that is, under the action of the strut 420, the rear end of the front deck assembly 100 is rotated downward relative to the front end, so as to realize the deployment of the front deck assembly 100 and the middle deck assembly 200. At the same time, because The setting of the linkage mechanism, at this time, the rear running board assembly 300 moves away from the front running board assembly 100 under the driving of the middle running board, and the rear running board assembly 300 rotates and unfolds relative to the middle running board assembly 200. Finally, the current running board assembly 300 The upper surface of the board assembly 100 is in the same horizontal plane as the upper surface of the middle running board assembly 200, and the upper surface of the rear running board assembly 300 is also in the same horizontal plane as the upper surface of the middle running board assembly 200, so as to realize the deployment of the treadmill .

In some embodiments, the first driving mechanism further includes a fixed base 140 , one end of the front deck assembly 100 away from the middle deck assembly 200 is rotatably connected to the fixed base 140 , and the fixed end of the linear drive unit 410 is connected to the fixed base 140 Hinged. The fixed base 140 is in contact with the ground, and the front end of the front running board assembly 100 is hinged with the fixed base 140, so that the front running board assembly 100 can rotate relative to the fixed base 140, and the fixed end of the linear drive unit 410 is connected to the fixed base 140. The fixed base 140 is hinged to adapt to the position change of the linear drive unit 410 when the strut 420 rotates.

As shown in FIG. 1 and FIG. 6 , in some disclosed embodiments, the folding treadmill further includes a second roller 340 rotatably disposed at one end of the rear deck assembly 300 away from the middle deck assembly 200 . During the folding and unfolding process of the treadmill, the treadmill can be easily stored and moved. When the folded treadmill is not stored, the rear end of the rear running board assembly 300 is provided with the second roller 340, so the front end of the folded treadmill can be lifted. , relying on the second roller 340 to move the treadmill. After the treadmill is folded and stored, the second roller 340 can be rotated to facilitate portability, movement, storage to a wall, placement on the ground, or hiding under a bed.

It can be understood that, a plurality of second rollers 340 can be arranged at intervals along the width direction of the rear running board assembly 300, which can enable the user to better grasp the balance during use. Preferably, there are two second rollers 340 , which are arranged at the rear end of the rear running board assembly 300 to be spaced and rotatable.

In some specific embodiments of the present disclosure, the number of the first driving mechanism and the linkage mechanism is both two, and the two first driving mechanisms and the two linkage mechanisms are symmetrically disposed on the front deck assembly 100 and the middle deck assembly, respectively. 200 on both sides of the left and right directions. The two first driving mechanisms are respectively arranged on both sides of the width direction of the front deck assembly 100 to drive the front deck assembly 100 to rotate more stably and reliably; and the two linkage mechanisms are respectively arranged at the width of the middle deck assembly 200 The two sides of the direction are used to drive the rear deck assembly 300 to link with the front deck assembly 100 more smoothly.

The front deck assembly 100 is rotatably connected to the middle deck assembly 200 through the first hinge 660, and the rear deck assembly 300 is rotatably connected to the middle deck assembly 200 through the second hinge 670; wherein the first hinge 660 and the second hinge The 670 may be constructed in any manner in the related art, and only needs to be able to achieve the above-mentioned folding and unfolding, which is not limited in the present disclosure. Preferably, the first hinge 660 and the second hinge 670 in the present disclosure can be preferably 90° retracted hinges, so that both the front deck assembly 100 and the rear deck assembly 300 can rotate 90° relative to the middle deck assembly 200 , That is, it is rotated to a position perpendicular to the middle running board assembly 200 .

The linkage mechanism may be constructed in any manner. As shown in FIGS. 3 and 4 , in some specific embodiments of the present disclosure, the linkage mechanism may be constructed as a first connecting member 610 , a second connecting member 630 , an H-shaped link 620 and The slide rail 640; the H-shaped link 620 is arranged below the middle running board assembly 200, the front end of the H-shaped link 620 is hinged with one end of the first connecting member 610, and the other end of the first connecting member 610 is hinged with the first hinge 660 , the rear end of the H-shaped link 620 is hinged with one end of the second connecting piece 630, and the other end of the second connecting piece 630 is hinged with the second hinge 670; And extending downward, the H-shaped connecting rod 620 is provided with a sliding hole for the sliding rail 640 to pass through, and the sliding rail 640 is slidably inserted in the sliding hole. When the first driving mechanism drives the front deck assembly 100 to rotate and lift, the first connecting member 610 drives the H-shaped link 620 to move upward along the slide rail 640 , and at the same time, the H-shaped link 620 drives the second connecting member 630 connected to it. The end of the second connecting member 630 is connected with the second hinge 670 to drive the rear deck assembly 300 to rotate and fold relative to the middle deck assembly 200 while moving in the direction of the front deck assembly 100. The linkage of the running board assembly 100 and the rear running board assembly 300 . When the H-shaped link 620 moves to the upper end of the slide rail 640, both the front deck assembly 100 and the rear deck assembly 300 are rotated to a position perpendicular to the middle deck assembly 200 to realize the folding of the treadmill; when the treadmill needs to be unfolded When the first driving mechanism drives the front deck assembly 100 to rotate and descend, the H-shaped connecting rod 620 is driven to move down along the slide rail 640 by the first connecting member 610, and the H-shaped connecting rod 620 drives the second connecting member 630 to reverse direction. Moving, the end connected with the second hinge 670 drives the rear deck assembly 300 to rotate and unfold relative to the middle deck assembly 200 while moving away from the front deck assembly 100 , so as to realize the front deck assembly 100 and the rear deck assembly 300 linkage. When the H-shaped link 620 moves to the lower end of the slide rail 640, the upper surfaces of the front running board assembly 100 and the rear running board assembly 300 are rotated to be in the same horizontal plane as the upper surface of the middle running board assembly 200, so that the treadmill can run smoothly. Expand.

Considering that the arrangement of the slide rails 640 will increase the thickness of the middle running board assembly 200 to a certain extent, and the thinning of the treadmill is not used, therefore, in other embodiments of the present disclosure, the bottom of the middle running board assembly 200 is provided with a In order to avoid the space 211 for avoiding the movement of the H-shaped link 620 and the sliding rail 640, that is, the bottom of the intermediate running board assembly 200 is provided with a downwardly opening groove, and the H-shaped link 620 and the sliding rail 640 are arranged in the groove. Inside, the groove forms the above-mentioned avoidance space 211, so that the installation arrangement of the H-shaped link 620 and the slide rail 640 can be realized on the premise that the thickness of the intermediate running plate assembly 200 is relatively thin.

In some embodiments of the present disclosure, the folding treadmill further includes a handle 240 disposed on the middle treadmill assembly 200 . When the folded treadmill is folded, the user can apply force through the handle 240, which is convenient for the user to carry or move the folded treadmill to other positions, thereby improving the user's use experience.

As shown in FIG. 5, in some specific embodiments, the folding treadmill further includes a running belt 700 and a second driving mechanism; the second driving mechanism includes a driving motor 510, a transmission belt 520, a first roller 530 and a second roller 540; A roller 530 is rotatably mounted on the front running board assembly 100, a second roller 540 is rotatably mounted on the rear running board assembly 300, the running belt 700 is wound around the first roller 530 and the second roller 540; the transmission belts 520 are respectively sleeved The first roller 530 and the drive shaft of the drive motor 510 are provided. The running belt 700 is sleeved on the first roller 530 and the second roller 540 respectively, and the first roller 530 is rotatably mounted on the front deck assembly 100, and the second roller 540 is rotatably mounted on the rear deck assembly 300, and the driving motor is driven by a motor. 510 drives the first drum 530 to rotate through the transmission belt 520 , thereby driving the running belt 700 to rotate around the first drum 530 and the second drum 540 .

The front deck assembly, the middle deck assembly, and the rear deck assembly may be constructed in any manner. In some embodiments, the front deck assembly 100 may include a front deck 110, a front fixing bracket 120, and a front trim panel 130; wherein, The front running board 110 is fixed on the front fixing bracket 120 , and the front decorative plate 130 is covered and arranged on the front fixing bracket 120 . The front fixed bracket 120 is rotatably connected to the above-mentioned fixed base 140, and at the same time, the front decorative plate 130 can also cover the above-mentioned driving motor 510 of the second driving mechanism, the transmission belt 520 and the first roller 530, so as to improve the appearance of the folding treadmill Effect.

In other embodiments, the rear running board assembly 300 may also include a rear running board 310, a rear fixing bracket 320 and a rear decorative panel 330; the rear running board 310 is fixed on the rear fixing bracket 320, and the rear decorative board 330 is covered on the The rear fixing bracket 320 and the rear decorative plate 330 can also cover the above-mentioned second roller 540 to improve the appearance.

In other embodiments, the middle running board assembly 200 includes a middle running board 210 , a middle fixing bracket 220 and a middle decorative board 230 ; the middle running board 210 is fixed on the middle fixing bracket 220 , and the middle decorative board 230 is covered on the middle fixing board 230 . Bracket 220. The handles 240 may be fixedly connected to the middle fixing bracket 220 or the middle decorative board 230 , and there may be two handles 240 , which are symmetrically arranged with respect to the central axis of the middle running board 210 in the width direction.

In the folding treadmill provided by the embodiment of the present disclosure, the front running board assembly 100, the rear running board assembly 300 and the middle running board assembly 200 are connected by 90-degree add-in hinges. The running board assembly is folded into a U shape. The front deck assembly 100 and the middle deck assembly 200 are rotatably connected by a first hinge 660 , the rear deck assembly 300 and the middle deck assembly 200 are rotatably connected by a second hinge 670 , and the linkage mechanism includes a first connector 610 , the second connecting piece 630, the H-shaped link 620 and the slide rail 640; the two ends of the H-shaped link 620 are connected to the front deck assembly 100 and the rear deck assembly 300 through the first link 610 and the second link 630 respectively The H-shaped connecting rod 620 is provided with a sliding hole, the sliding rail 640 is slidably inserted in the sliding hole, and the upper end of the sliding rail 640 is fixedly connected with the middle running board assembly 200 through a fixing plate 650, and the H-shaped connecting rod 620 It can slide up and down along the slide rail 640 to realize the linkage between the front running board assembly 100 and the rear running board assembly 300 . The first drive mechanism includes a linear drive unit 410, a strut 420 and a first roller 430. The bottom surface of the fixed base 140 is in contact with the ground, and its relative position remains unchanged through friction with the ground. The front running board assembly The front end of 100 is rotatably connected to the inner side of the fixed base 140, the linear drive unit 410 preferably uses an electric push rod, one end of the electric push rod is rotatably connected to the outside of the fixed base 140, and the other end of the electric push rod is hinged to the strut. 420, one end of the strut 420 is hinged with the support frame 440, the support frame 440 is fixed on the front trim panel 130 of the front running board assembly 100, and the other end of the strut 420 is connected to the freely rotatable first roller 430, therefore, the electric push When the rod is contracted, the strut 420 is driven to move, so as to realize the folding and storage process of the treadmill. The front running board assembly 100 is fixed with a driving motor 510, a transmission belt 520 and a first roller 530, which cooperate with the second roller 540 of the rear running board assembly 300 to realize the movement of the running belt; the rear end of the rear running board assembly 300 is rotatable. A pair of second rollers 340 are connected. During the automatic folding process, the front end of the front deck assembly 100 is hinged with the fixed base 140, and the fixed base 140 and the ground do not move relatively due to friction, so when the front deck assembly 100 rotates , the rear running board assembly 300 gradually approaches the front running board assembly 100 under the driving of the linkage mechanism to realize folding. A pair of handles 240 are fixed on the middle decorative plate 230 of the middle running board assembly 200 , and the first roller 430 for receiving the rear strut 420 is located at the bottom of the folded treadmill, which can be easily carried and moved. When not stowed, the rear end of the foldable treadmill is also provided with a second roller 340, so people can also lift the front end of the treadmill when it is not stowed, and rely on the second roller 340 to move the treadmill. The folding treadmill can realize three-stage automatic folding, the dirty surface contacting the ground will not be exposed, and it is finally stored in a rectangular shape with a first roller 430 and a second roller 340 at the bottom, which is convenient for users to carry, move, Store it against the wall, place it on the floor or hide it under the bed.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings. However, the present disclosure is not limited to the specific details of the above-mentioned embodiments. Within the scope of the technical concept of the present disclosure, various simple modifications can be made to the technical solutions of the present disclosure. These simple modifications all fall within the protection scope of the present disclosure.

In addition, it should be noted that the various specific technical features described in the above-mentioned specific embodiments can be combined in any suitable manner unless they are inconsistent. In order to avoid unnecessary repetition, the present disclosure provides The combination method will not be specified otherwise.

In addition, the various embodiments of the present disclosure can also be arbitrarily combined, as long as they do not violate the spirit of the present disclosure, they should also be regarded as the contents disclosed in the present disclosure.

Claims (12)

1. A folding treadmill, characterized in that the folding treadmill comprises a front running board assembly (100), a middle running board assembly (200) and a rear running board assembly (300), the front running board assembly (100) and the rear running board assembly (300) are respectively hinged at both ends of the middle running board assembly (200) in the front-rear direction;

the folding treadmill further comprises:

a first drive mechanism coupled to the front deck assembly (100) or the rear deck assembly (300); and

a linkage mechanism respectively connected with the front running board assembly (100), the middle running board assembly (200) and the rear running board assembly (300) so that when the first driving mechanism drives the front running board assembly (100) or the rear running board assembly (300), the front running board assembly (100) and the rear running board assembly (300) can synchronously rotate relative to the middle running board assembly (200) to switch between a folded position and an unfolded position;

in the unfolded position, the upper surfaces of the front running board assembly (100), the middle running board assembly (200) and the rear running board assembly (300) are coplanar, and in the folded position, the front running board assembly (100) and the rear running board assembly (300) approach each other to jack up the middle running assembly upward.

2. The folding treadmill of claim 1, wherein in the folded position, the angle between the front running board assembly (100) and the middle running board assembly (200) and/or between the rear running board assembly (300) and the middle running board assembly (200) is 90 °.

3. The folding treadmill of claim 1, wherein the first drive mechanism is configured as a linear drive unit (410), a strut (420), and a first roller (430);

the fixed end of linear type drive unit (410) with run board subassembly (100) articulated before, the one end of vaulting pole (420) with run board subassembly (100) articulated before, first gyro wheel (430) rotationally locate the other end of vaulting pole (420), and with ground butt, the drive end of linear type drive unit (410) articulate in vaulting pole (420).

4. The folding treadmill of claim 3, wherein the first drive mechanism further comprises a stationary base (140), wherein an end of the front deck assembly (100) distal from the middle deck assembly (200) is rotatably coupled to the stationary base (140), and wherein the stationary end of the linear drive unit (410) is hingedly coupled to the stationary base (140).

5. The folding treadmill of claim 3, wherein the linear drive unit (410) comprises an electric push rod, a linear die set, or a drive cylinder.

6. The folding treadmill of claim 3 further comprising a second roller (340) rotatably disposed at an end of the rear deck assembly (300) distal from the intermediate deck assembly (200).

7. The folding treadmill of claim 1, wherein the number of the first driving mechanism and the linkage mechanism is two, and the two first driving mechanisms and the two linkage mechanisms are symmetrically disposed at both sides of the front running board assembly (100) and the middle running board assembly (200) in the left and right directions, respectively.

8. The folding treadmill of claim 1, wherein the front deck assembly (100) is rotatably connected to the middle deck assembly (200) by a first hinge (660), and the rear deck assembly (300) is rotatably connected to the middle deck assembly (200) by a second hinge (670);

the linkage mechanism is configured as a first connecting piece (610), a second connecting piece (630), an H-shaped connecting rod (620) and a sliding rail (640);

the H-shaped connecting rod (620) is arranged below the middle running board assembly (200), the front end of the H-shaped connecting rod (620) is hinged with one end of the first connecting piece (610), the other end of the first connecting piece (610) is hinged with the first hinge (660), the rear end of the H-shaped connecting rod (620) is hinged with one end of the second connecting piece (630), and the other end of the second connecting piece (630) is hinged with the second hinge (670);

one end of the sliding rail (640) is connected to the middle running board assembly (200) and extends downwards, a sliding hole for the sliding rail (640) to pass through is formed in the H-shaped connecting rod (620), and the sliding rail (640) is inserted into the sliding hole in a sliding mode.

9. The folding treadmill of claim 8, wherein the bottom of the middle deck assembly (200) is provided with an escape space (211) for escaping the movement of the H-shaped link (620) and the slide rail (640).

10. The folding treadmill of any of claims 1-9, further comprising a handle (240) disposed to the intermediate deck assembly (200).

11. The folding treadmill of any one of claims 1-9, further comprising:

a running belt (700);

a second drive mechanism; the second driving mechanism comprises a driving motor (510), a transmission belt (520), a first roller (530) and a second roller (540); the first roller (530) is rotatably arranged on the front running board assembly (100), the second roller (540) is rotatably arranged on the rear running board assembly (300), and the running belt (700) is wound on the first roller (530) and the second roller (540); the transmission belt (520) is respectively sleeved on the first roller (530) and the driving shaft of the driving motor (510).

12. The folding treadmill of any of claims 1-9, wherein the front deck assembly (100) comprises a front deck (110), a front fixing bracket (120), and a front trim panel (130);

the front running board (110) is fixedly arranged on the front fixing bracket (120), and the front decorative board (130) is covered on the front fixing bracket (120);

and/or; the rear deck assembly (300) includes a rear deck (310), a rear fixing bracket (320), and a rear trim panel (330);

the rear running board (310) is fixedly arranged on the rear fixing bracket (320), and the rear decorative board (330) is covered on the rear fixing bracket (320);

and/or; the middle running board assembly (200) comprises a middle running board (210), a middle fixing bracket (220) and a middle decorative board (230);

the middle running plate (210) is fixedly arranged on the middle fixing bracket (220), and the middle decorative plate (230) is covered on the middle fixing bracket (220).

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