CN219783679U - Folding structure of running machine - Google Patents

Abstract

The folding structure of the running machine provided by the utility model has the advantages of less wear, more convenience in replacing parts, safer use and more stable folding. The front running platform and the rear running platform are rotatably connected through the connecting discs. Preferably, the connecting disc comprises a first connecting seat and a second connecting seat which are hinged through a connecting bolt; the first connecting seat and the second connecting seat are of semi-enclosed clamp structures, the outer side of the first connecting seat is provided with a protruding portion, and the outer side of the second connecting seat is provided with a recessed portion matched with the protruding portion on the first connecting seat. The folding structure of the running machine can be arranged on a household portable running machine with or without armrests, and has the beneficial effects of more stable folding, safer use and less abrasion.

Description

Folding structure of running machine

Technical Field

The utility model relates to the technical field of treadmills, in particular to a folding structure of a treadmill.

Background

Running machines are common fitness equipment, and nowadays more and more people choose to add to the home. For household treadmills, small occupied space and convenient storage and folding become important requirements. Existing folding treadmills have schemes for folding portion designs using long hinge structures. The two running platforms of the running machine are directly hinged with the hinge shafts with the same width as the running platforms in the mode, abrasion can be caused on the whole hinge shaft length during use, and the problem of shaft clamping is easily caused due to large friction caused by the hinge shaft length. In addition, the displacement between folding running platforms of the running machine can make the use less safe.

The existing running machine folding structure is unstable, abrasion of folding joints and inconvenience in part replacement are easily caused, and potential safety hazards are caused.

Disclosure of Invention

Aiming at the technical problems of the existing folding running machine, the utility model provides the folding structure of the running machine, which has the advantages of less use abrasion, more convenient part replacement, safer use and more stable folding.

The utility model is solved by the following scheme:

the folding structure of the running machine comprises a front running table and a rear running table, wherein a pair of connecting discs are arranged on two sides of the joint of the front running table and the rear running table, and the front running table and the rear running table are rotationally connected through the connecting discs. Compare in traditional treadmill beta structure directly with long hinge articulated, simplify it in this scheme, wherein the connection pad is the spare part independent with the running platform, can install to preceding running platform and the tip of back running platform junction bilateral symmetry.

Further, the connecting disc comprises a first connecting seat and a second connecting seat; the first connecting seat is connected to the side end part of the front running platform, and the second connecting piece is connected to the side end part of the rear running platform. The first connecting seat and the second connecting seat are respectively connected with the ends of the front running platform and the rear running platform, wrap and clamp the side edges, and are used for guiding the rotation of the front running platform and the rear running platform.

Further, the first connecting seat and the second connecting seat are hinged through a connecting bolt. The first connecting seat and the second connecting seat are preferably arranged to be three-dimensional right triangles, the minimum acute angle of the two triangles is hinged by the connecting bolt, and the first connecting seat and the second connecting seat can rotate around the connecting bolt. When the running table is folded, the long right-angle side of the first connecting seat rotates to be collinear with the long right-angle side of the second connecting seat; when the running platform is unfolded, the long right-angle side of the first connecting seat rotates to coincide with the long right-angle side of the second connecting seat.

Further, the first connecting seat and the second connecting seat are both semi-enclosed clip-type structures; the outer side of first connecting seat is provided with the bellying, the outer side of second connecting seat be provided with bellying matched with depressed part on the first connecting seat. The protruding part and the concave part are arranged on one side of the outer end of the first connecting seat and the second connecting seat, which is close to the connecting position, and are used for being spliced when the running platform is unfolded, so that the relative displacement between the front running platform and the rear running platform in use is reduced.

Further, the first connecting seat and the second connecting seat comprise a first folded edge, a second folded edge and a third folded edge, the first folded edge is connected with the second folded edge, and the second folded edge is connected with the third folded edge; the third fold is shorter than the first fold. The first hem is facing to the outside of running platform side, and second hem and third hem inwards buckle, block the side of preceding running platform and back running platform, and the length of second hem is similar with the length of the side of chucking, therefore first connecting seat and second connecting seat all can tightly block the edge of running platform.

Further, the convex portion and the concave portion are provided on the second folded edge. When the running platform is unfolded, the front running platform and the rear running platform relatively rotate to be on the same plane, the convex part and the concave part on the second folding edge are spliced, so that the front running platform and the rear running platform can be prevented from being laterally displaced when in use, and unsafe factors are reduced.

Further, the convex portion and the concave portion are further provided on the third fold. When the running platform is unfolded, the front running platform and the rear running platform relatively rotate to be on the same plane, the protruding part and the concave part on the third folding edge are spliced, so that the front running platform and the rear running platform can be prevented from being displaced in the vertical direction when in use, and unsafe factors are reduced.

Further, supporting feet with equal height are respectively arranged on the first connecting seat and the second connecting seat. The supporting feet can be round, polygonal and the like and are used for respectively supporting the front running platform and the rear running platform when the running platform is unfolded. The same support feet may also be provided at each corner of the opposite ends of the front and rear running blocks.

Further, the first edge fold and the second edge fold, the second edge fold and the third edge fold at right angles, or the first edge fold and the second edge fold and/or the second edge fold and the third edge fold at acute angles. The first folding edge and the second folding edge and the third folding edge are mutually at right angles, so that the first connecting seat and the second connecting seat can be tightly contacted when clamping the running platform, the friction force is increased, and the sliding off is prevented; one or two of the connecting seats are arranged to be acute angles close to the right angle, and the first connecting seat and the second connecting seat can have larger clamping force.

The beneficial effects of the utility model are as follows:

1) The front running platform and the rear running platform are rotationally fixed by using the independent connecting discs instead of the long hinge shaft, so that the design structure is simplified, and meanwhile, the independent parts are convenient to assemble, disassemble and replace; in use, as the edges of the front running platform and the rear running platform are not contacted with each other when the folding running platform rotates, friction occurs at the positions of the first connecting seat, the second connecting seat and the connecting bolt, so that the folding running machine is less in folding use abrasion.

2) The first connecting seat and the second connecting seat are preferably arranged to be of a clamp structure of three-side half-bags, so that the side edges of the front running platform and the rear running platform are clamped to be guided in a relative rotation manner, the clamping force can be controlled by setting the width of three-side folded edges and the mutual angle, and the rotating process and the folding state of the running machine are more stable.

3) The bulge and the concave part which can be mutually spliced are arranged on the second folding edge or the second folding edge and the third folding edge of the first connecting seat and the second connecting seat, so that when the running machine is unfolded, the front running platform and the rear running platform are not easy to generate relative displacement in the transverse direction or the transverse direction and the vertical direction. Because the front running platform and the rear running platform are of separate structures, relative application can be generated during unfolding and use, and unsafe factors are caused. The arrangement of the mutually embedded convex part and the concave part reduces the hidden trouble of relative displacement, so that the folding running machine is safer to use.

Drawings

Fig. 1 is a schematic view of a first embodiment of the present utility model.

Fig. 2 is a schematic view illustrating a folded state of the first embodiment of the present utility model.

Fig. 3 is a partial enlarged view of a portion a of a first embodiment of the present utility model.

Fig. 4 is a schematic diagram of a connection pad according to a first embodiment of the present utility model.

The symbols in the drawings illustrate:

1. a running platform; 2. a handrail assembly; 3. a running belt; 11. a front running table; 12. a rear running platform; 13. a display screen; 14. a connecting disc; 21. arm rest arm; 22. a support rod; 23. a handrail frame; 24. a support plate; 141. a first connection base; 142. a second connecting seat; 143. a connecting bolt; 144. supporting feet; 145. a boss; 146. a recessed portion; 14-a. First hemming; 14-b, second flanging; 14-c third flanging.

Detailed Description

The following describes the embodiments of the present utility model in detail with reference to the drawings. Those skilled in the art will appreciate that these descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the novel use.

It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.

Fig. 1-4 are schematic illustrations of a first embodiment of the present utility model.

As shown in fig. 1 and 2, a treadmill with a foldable deck and a foldable handrail includes a folding structure. The running machine comprises a running platform 1 and an armrest assembly 2, wherein the running platform 1 comprises a front running platform 11 and a rear running platform 12, and the armrest assembly 2 comprises an armrest support arm 21, a support rod 22, an armrest frame 23 and a support plate 24. The running platform 1 is used for people to run and move on, and the handrail component 2 is used for people to run. When not in use, the support rod 22 can slide and fold up, so that the handrail component 2 can also fold up to two sides of the running platform 1.

In the running machine of the present embodiment, one end of the arm rest 21 and one end of the support bar 22 are rotatably connected to the running table 1, and the other end of the support bar 22 is slidably connected to the arm rest 21. The other end of the armrest support arm 21 is connected with an armrest frame 23, and a support plate 24 capable of placing electronic equipment such as a mobile phone, a tablet and the like is arranged on the armrest frame 23. The arm end of the armrest frame 23 has an outer diameter slightly smaller than the inner diameter of the armrest support arm 21 and is slidably connected coaxially with the armrest support arm 21. When the armrest assembly 2 is folded, the armrest frame 23 can be slidably shortened and is retracted into the armrest support arm 21, so that when the running machine is in a folded state, the armrest assembly 2 is shortened and closely attached to the edge of the front running table 11, and the occupied space of the running machine during folding is reduced. Fig. 1 is a schematic view of an expanded state of the treadmill according to the present embodiment, and fig. 2 is a schematic view of a folded state of the present embodiment. As shown in fig. 2, the running belt 3 is wrapped around the surfaces of the front running block 11 and the rear running block 12, and the front running block 11 and the rear running block 12 are connected by a pair of connecting plates 14. The connection pad 14 is approximately butterfly-shaped, namely: the movable assembly comprises two connecting seats which can be clamped at the end parts of the connecting parts of the front running platform 1 and the rear running platform 2. The connecting discs 14 are symmetrically arranged on two sides of the end parts of the front running table 11 and the rear running table 12, which are connected. When the front running platform 1 and the rear running platform 2 are folded together, the front running platform 1 and the rear running platform 2 are controlled by the connecting disc 14 and are contacted after relatively rotating along the connecting part. The connecting disc 14 serves to connect the front running block 1 and the rear running block 2, and to guide rotation. This setting has simplified traditional articulated shaft structure, and preceding running platform 1 and back running platform 2 are difficult for misplacement, also make the folding process be difficult for the card axle.

As shown in fig. 3, the connection pad 14 specifically includes a first connection pad 141, a second connection pad 142, and a connection pin 143. The first connecting seat 141 is fixedly connected with the end part of the front running table 11, the second connecting seat 142 is fixedly connected with the end part of the rear running table 12, and the first connecting seat 141 and the second connecting seat 142 are hinged through a connecting bolt 143. In this embodiment, the armrest support arm 21 is coaxially connected to the first and second connection seats 141 and 142, i.e., the connection pin 143 serves as the center of rotation of the armrest support arm 21.

As shown in fig. 4, the first connecting seat 141 and the second connecting seat 142 are in a semi-enclosed clip structure, and include a first folded edge 14-a, a second folded edge 14-b, and a third folded edge 14-c, where the first folded edge 14-a is connected with the second folded edge 14-b, and the second folded edge 14-b is connected with the third folded edge 14-c; wherein the third flange 14-c is shorter than the first flange 14-a, and the first flange 14-a is slightly longer than the lateral width of the running deck 1. The first connecting seat 141 and the second connecting seat 142 are respectively provided with supporting legs 144 with the same height at the second folded edge 14-b and the second folded edge 14-b, and the supporting legs 144 are positioned at one side of the first connecting seat 141 and the second connecting seat 142, which is close to the ground when the running machine is unfolded, and are used for supporting the ground.

The outer side of the first connecting seat 141, or one side near the connecting position, is provided with a protruding part 145; correspondingly, the outer side of the second connecting seat 142 is provided with a concave portion 146 matching with the convex portion 145. When the front running table 11 and the rear running table 12 are unfolded for use, the first connecting seat 141 and the second connecting seat 142 rotate around the connecting bolt 143 and are in side contact, the convex part 145 on the first connecting seat 141 is spliced with the concave part 146 on the second connecting seat 142, so that the first connecting seat 141 and the second connecting seat 142 can be prevented from transversely moving in the unfolded state, and the instability affecting the use of the running machine is reduced.

In this embodiment, the protruding portion 145 is a semicircular protrusion, and the recessed portion 146 is a semicircular recess.

In this embodiment, the front running table 11 is further provided with a display screen 13, which can be used to display information such as the running belt speed and the on-off state.

The following is a second embodiment of the present utility model. This embodiment differs from the first embodiment only in that: the treadmill does not include the handrail assembly 2.

That is, the present embodiment is a treadmill with only a folding deck structure. It includes front running block 11, back running block 12, connection pad 14 includes first connecting seat 141, second connecting seat 142 and connecting bolt 143. The first connecting seat 141 and the second connecting seat 142 are semi-enclosed clip-type structures, including a first folded edge 14-a, a second folded edge 14-b, and a third folded edge 14-c. The length of the connecting bolt 143 is smaller than that of the second folded edge 14-b, and the hinge shaft directly arranged between the front running platform 11 and the rear running platform 12 in the existing running machine folding structure is replaced by the combination, so that the assembly and the part replacement of the running machine are more convenient. The clamp structure of the first connecting seat 141 and the second connecting seat 142 facilitates clamping the side edges of the front running table 11 and the rear running table 12, is stable and safe, and is more convenient to fold.

In the above two embodiments, the third side 14-c of the first connecting seat 141 and the third side 14-c of the second connecting seat 142 may be respectively provided with the protruding portion 145 and the recessed portion 146 with the same principle as that described above, so that the connecting disc 14 is more stable when rotated to contact the two connecting seat sides.

In the above two embodiments, the first and second connection seats 141 and 142 may be disposed such that the first and second folded edges 14-a and 14-b and the second and third folded edges 14-b and 14-c are at right angles to each other, or the first and second connection seats 141 and 142 may be disposed such that the first and second folded edges 14-a and 14-b and/or the second and third folded edges 14-b and 14-c are at acute angles that are not far apart from the right angles to each other.

In practical applications, the first connecting seat 141, the second connecting seat 142, and the supporting leg 144 may be made of plastic or rubber materials.

In practical applications, the first connecting seat 141 and the second connecting seat 142 may be adhered or welded on the sides of the front running platform 11 and the rear running platform 12 in a certain manner, so that the structure is more stable.

The folding running machine with the handrails, which comprises the folding structure according to the technical scheme, is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (9)

1. The folding structure of the running machine comprises a front running table and a rear running table, and is characterized in that connecting discs are arranged on two sides of a joint of the front running table and the rear running table, the front running table and the rear running table are rotationally connected through the connecting discs, and the connecting discs are symmetrically arranged on a pair of two sides of the running table and comprise a first connecting seat and a second connecting seat; the first connecting seat is connected to the side end part of the front running platform, the second connecting seat is connected to the side end part of the rear running platform, and the first connecting seat and the second connecting seat are arranged to be of a semi-enclosed clamp structure.

2. The folding structure of the running machine according to claim 1, wherein the first connection base and the second connection base are hinged by a connection pin.

3. The folding structure of the running machine according to claim 2, wherein the outer side of the first connecting seat is provided with a protruding portion, and the outer side of the second connecting seat is provided with a recessed portion matching the protruding portion on the first connecting seat.

4. The treadmill folding structure of claim 3, wherein the first and second connection bases each comprise a first fold, a second fold, and a third fold, the first fold being connected to the second fold, the second fold being connected to the third fold; the third fold is shorter than the first fold.

5. The treadmill folding structure of claim 4, wherein the raised portion and recessed portion are disposed on the second fold.

6. The treadmill folding structure of claim 4, wherein the raised portion and recessed portion are disposed on the third fold.

7. The folding structure of the running machine according to any one of claims 1 to 6, wherein supporting feet are respectively provided on the first and second connection bases.

8. The treadmill folding structure of claim 4, wherein the first fold is at right angles to the second fold, the second fold is at right angles to the third fold, or the first fold is at an acute angle to the second fold and/or the second fold is at an acute angle to the third fold.

9. The folding structure of a treadmill of claim 5 or 6, wherein the protrusion is a semicircular protrusion and the recess is a semicircular recess.