CN220046970U - Foldable running machine - Google Patents

Abstract

The utility model relates to a foldable running machine, which comprises a running platform, a stand column hinged to the running platform and a handrail hinged to the stand column through a hinge component. The hinge component comprises: the first connecting seat is connected to the upper end of the upright post. The second connecting seat is connected to the armrest and hinged to the first connecting seat, and the second connecting seat and the first connecting seat enclose to form a movable cavity. The locking component comprises a locking piece and a driving piece, wherein the locking piece is movably arranged in the movable cavity, and the driving piece penetrates through the side wall of the movable cavity and is in transmission connection with the locking piece. The movable cavity is also internally provided with a fixed part, and the driving part can drive the locking part to switch between a locking state and an unlocking state. The locking piece is close to the fixing part in the locking state, so that the first connecting seat and the second connecting seat are prevented from rotating relatively, and the problem that the handrail is unstable in hovering and easy to fall down is avoided. The locking piece is far away from the fixed part in the unlocking state, and the first connecting seat and the second connecting seat can rotate relatively.

Description

Foldable running machine

Technical Field

The utility model relates to the field of fitness equipment, in particular to a foldable running machine.

Background

The running machine is a household and gymnasium stock exercise device, and according to different types, the running machine with handrails and the running machine without handrails are included, the handrails of the common running machine with handrails are usually fixedly arranged on the upright post of the running machine, and the folding running machine is more suitable for the current running machine with higher and higher indoor space utilization requirements.

The handrail of the running machine in the related art is folded in a way that the handrail and the upright post are hinged by a damping shaft. The armrests can rotate relative to the upright posts and hover under the action of damping resistance, so that the armrests can be unfolded, used and folded for storage. However, the installation mode has poor reliability, and the handrail of the running machine is unstable in hovering and easy to fall when being unfolded for use.

Disclosure of Invention

The utility model aims to provide a foldable running machine, which can solve the problems that a running machine handrail in the related art is unstable in hovering and easy to fall when being unfolded and used.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides a foldable running machine, which comprises a running platform provided with a running belt, a stand column with the lower end hinged to the running platform and an armrest hinged to the upper end of the stand column through a hinge component, wherein the hinge component comprises: the first connecting seat is connected to the upper end of the upright post; the second connecting seat is connected with the handrail and hinged with the first connecting seat, and the second connecting seat and the first connecting seat are enclosed to form a movable cavity; the locking assembly comprises a locking piece and a driving piece, wherein the locking piece is movably arranged in the movable cavity, the driving piece penetrates through the side wall of the movable cavity, the part, positioned in the movable cavity, of the driving piece is in transmission connection with the locking piece, and the part, positioned outside the movable cavity, of the driving piece is used as a driving part; the movable cavity is internally provided with a fixed part, and the driving piece can drive the locking piece to switch between a locking state and an unlocking state; in the locking state, the locking piece is close to the fixing part and can prevent the first connecting seat and the second connecting seat from rotating relatively; in the unlocking state, the locking piece is far away from the fixing part, and the first connecting seat and the second connecting seat can rotate relatively.

According to some embodiments of the utility model, two ends of the locking piece are provided with clamping parts; the fixing part comprises a first fixing part and a second fixing part, the first fixing part is connected with the first connecting seat, and the second fixing part is connected with the second connecting seat; and in the locking state, the two clamping parts clamp and fix the first fixing part and the second fixing part.

According to some embodiments of the utility model, the two clamping portions are in inclined plane fit with the first fixing portion and the second fixing portion.

According to some embodiments of the utility model, the driving piece comprises a rotating rod and two driving parts respectively connected to two ends of the rotating rod; the rotating rod penetrates through the movable cavity, the part of the rotating rod in the movable cavity is in threaded connection with the locking piece, and the locking piece is configured to limit the locking piece to rotate relative to the circumference of the rotating rod; the two driving parts are respectively positioned at two opposite outer sides of the movable cavity so as to limit the axial movement of the rotating rod; the rotating rod can rotate around the axis to drive the locking piece to move relative to the rotating rod in the axial direction, so that the locking piece is close to or far away from the fixing part and is switched between the locking state and the unlocking state.

According to some embodiments of the utility model, the second connecting seat and the first connecting seat are also enclosed to form a mounting cavity adjacent to one side of the movable cavity; one driving part is positioned in the installation cavity, and the other driving part is positioned at the outer side of the movable cavity, which is opposite to the installation cavity.

According to some embodiments of the utility model, a receiving groove for receiving the driving part is formed in the outer side of the movable cavity, which faces away from the mounting cavity.

According to some embodiments of the utility model, the driving part positioned in the accommodating groove is provided with a butting groove capable of butting against a screwdriver.

According to some embodiments of the utility model, the driving member is a screw and a nut; the rod part of the screw rod is used as the rotating rod, and the head part of the screw rod and the nut are respectively used as the two driving parts; the head of the screw is positioned in the accommodating groove; the nut is located in the mounting cavity.

According to some embodiments of the utility model, the two opposite inner walls of the movable cavity limit the locking piece from rotating relative to the circumference of the rotating rod.

According to some embodiments of the utility model, the movable cavity comprises a first cavity arranged in the first connecting seat and a second cavity arranged in the second connecting seat; the driving piece penetrates through the first cavity, and the fixing part is connected to the second connecting seat and is positioned in the second cavity.

As can be seen from the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

in the foldable running machine provided by the embodiment of the utility model, the lower end of the upright post is hinged with the running table, the handrail is hinged with the upper end of the upright post, and the upright post and the handrail can be folded to the top surface of the running table through rotation, so that the volume of the running machine is reduced, and the folding running machine is convenient to store. The locking member is driven by the driving member to switch between the locked state and the unlocked state. Under the locking state, the locking piece is close to the fixed part, and can prevent the first connecting seat and the second connecting seat from rotating relatively, and the handrail can be kept stable when being unfolded for use, so that the problems of unstable hovering and easy falling are avoided. Under the unblock state, the locking piece is kept away from the fixed part, and relative rotation can take place for first connecting seat and second connecting seat, and the handrail is collapsible accomodate.

Drawings

FIG. 1 is a schematic view of a foldable treadmill in an unfolded state according to an embodiment of the present utility model.

Fig. 2 is a schematic view of the foldable running machine of fig. 1 after the handrail is folded.

FIG. 3 is a schematic view of the collapsible treadmill of FIG. 2 with the upright post collapsed.

Fig. 4 is a schematic view of the structure of the hinge member in fig. 1.

Fig. 5 is a cross-sectional view of the hinge member of fig. 4 (with the locking member in a locked state).

Fig. 6 is a cross-sectional view of the hinge member of fig. 4 (with the locking member in an unlocked state).

Fig. 7 is a schematic view of the structure of fig. 4 with the second connecting base removed.

Fig. 8 is a schematic structural view of the first connection base in fig. 4.

Fig. 9 is a schematic view of the rotating assembly of fig. 5.

Fig. 10 is a schematic view of the structure of fig. 9 at another angle.

The reference numerals are explained as follows: 1. a running platform; 2. a column; 3. an armrest; 4. a hinge member; 40. a movable cavity; 401. a fixing part; 41. a first connection base; 411. a first chamber; 412. a first fixing portion; 413. a mounting cavity; 414. a receiving groove; 42. a second connecting seat; 421. a second chamber; 422. a second fixing portion; 43. a locking assembly; 431. a locking member; 4311. a clamping part; 432. a driving member; 4321. a rotating rod; 4322. a driving section; 45. a rotating assembly; 451. a first rotating arm; 452. a second rotating arm; 453. a first mounting cover; 4531. a first chute; 454. a second mounting cover; 4541. and a second chute.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

Referring to fig. 1 to 3, a foldable running machine according to an embodiment of the present utility model includes a running deck 1, a column 2, and a hinge member 4.

The running table 1 is provided with a running belt, and can run on the running belt. The lower end of the upright post 2 is hinged with the running platform 1, and the handrail 3 is hinged with the upper end of the upright post 2 through a hinge component 4.

When the running machine needs to be used, the upright post 2 and the handrail 3 are unfolded, so that the upright post 2 is erected above the running platform 1, and the handrail 3 rotates to be approximately flush with the running platform 1 and is approximately vertical to the upright post 2. When the running machine needs to be stored, the handrail 3 is rotated to be approximately flush with the upright post 2, and then the upright post 2 is rotated to be attached to the top surface of the running platform 1, so that the upright post 2 and the handrail 3 are both in the same horizontal direction with the running platform 1, the folding of the running machine is realized, and the storage space is reduced.

It should be noted that the running machine may be a mechanical running machine, and the running belt is driven by the friction force between the foot of the runner and the running belt. The running machine can also be an electric running machine, and the running belt is driven to run by the motor.

Referring to fig. 4 to 8, the hinge member 4 includes a first coupling seat 41, a second coupling seat 42, and a locking assembly 43. The first connecting seat 41 is connected to the upper end of the upright 2. The second connecting seat 42 is connected to the armrest 3 and hinged to the first connecting seat 41, and the second connecting seat 42 and the first connecting seat 41 enclose a movable cavity 40. The locking assembly 43 includes a locking member 431 and a driving member 432, wherein the locking member 431 is movably disposed in the movable cavity 40, the driving member 432 penetrates through a sidewall of the movable cavity 40, a portion of the driving member 432 located in the movable cavity 40 is in transmission connection with the locking member 431, and a portion of the driving member 432 located outside the movable cavity 40 serves as a driving portion 4322.

The movable cavity 40 is further provided with a fixing portion 401, and the driving member 432 can drive the locking member 431 to switch between a locking state and an unlocking state. In the locked state, the locking member 431 is close to the fixing portion 401, and can prevent the first connecting seat 41 and the second connecting seat 42 from rotating relatively, so that the armrest 3 can be kept stable when being unfolded for use, and the problem that hovering is unstable and falling is easy is avoided. In the unlocked state, the locking member 431 is away from the fixing portion 401, and the first connecting seat 41 and the second connecting seat 42 can rotate relatively, so that the armrest 3 can be folded and stored.

The driving member 432 includes a rotating rod 4321 and two driving portions 4322 respectively connected to two ends of the rotating rod 4321, the rotating rod 4321 penetrates through the movable cavity 40, a portion of the rotating rod 4321 located in the movable cavity 40 is in threaded connection with the locking member 431, the locking member 431 is configured to limit the rotation of the locking member 431 relative to the rotating rod 4321, the two driving portions 4322 are respectively located at two opposite outer sides of the movable cavity 40 to limit the axial movement of the rotating rod 4321, and the rotating rod 4321 can rotate circumferentially around the axis to drive the locking member 431 to move axially relative to the rotating rod 4321, so that the locking member 431 is close to or far from the fixing portion 401 to switch between the locking state and the unlocking state.

The locking member 431 has a locking portion 4311 opposite to the radial end of the rotating rod 4321, and the fixing portion 401 includes a first fixing portion 412 and a second fixing portion 422, where the first fixing portion 412 is connected to the first connecting seat 41, and the second fixing portion 422 is connected to the second connecting seat 42. In the locked state, the two locking portions 4311 clamp and fix the first fixing portion 412 and the second fixing portion 422, so that the locking stability is higher.

Since the locking member 431 is screwed to the rotating rod 4321, the rotation stroke of the rotating rod 4321 is converted into the movement stroke of the locking member 431, which has a low transmission ratio, and the switching from the locking state to the unlocking state can be realized only by rotating the rotating rod 4321 for a plurality of times after a certain number of turns, so that the locking member 431 is prevented from being unlocked due to accidental erroneous touching of the driving part 4322.

The specific switching mode is as follows: as shown in fig. 5, when the rotating rod 4321 rotates forward, the locking member 431 and the rotating rod 4321 are driven by the threads, and the locking member 431 moves rightward along the axial direction of the rotating rod 4321, so that the two clamping portions 4311 can clamp and fix the first fixing portion 412 and the second fixing portion 422, and further lock the first connection and the second connection seat 42.

As shown in fig. 6, when the rotating rod 4321 rotates reversely, the locking member 431 and the rotating rod 4321 are driven by the screw, the locking member 431 moves leftwards along the axial direction of the rotating rod 4321, so that the two clamping portions 4311 can be far away from the first fixing portion 412 and the second fixing portion 422, the clamping effect is eliminated, and the locking member 431 releases the first connecting seat 41 and the second connecting seat 42.

The two clamping portions 4311 are in slant fit with the first fixing portion 412 and the second fixing portion 422, so that the two clamping portions 4311 can move to two sides of the first fixing portion 412 and the second fixing portion 422 conveniently and can be clamped and fixed stably.

In the present embodiment, the movable chamber 40 includes a first chamber 411 disposed in the first connecting seat 41 and a second chamber 421 disposed in the second connecting seat 42. The rotating rod 4321 penetrates through the first chamber 411, the two limiting parts are respectively located at two opposite outer sides of the first chamber 411, and the rotating rod 4321 is connected to the first connecting seat 41. In other embodiments, the rotating rod 4321 may also penetrate the second chamber 421, and the two limiting portions are respectively located at opposite outer sides of the second chamber 421, and the rotating rod 4321 is connected to the second connecting seat 42.

It will be appreciated that in the embodiment with only one fixing portion 401, the rotating rod 4321 penetrates the first chamber 411, and when the locking member 431 is driven by the rotating rod 4321 to approach the second fixing portion 422, the rotating rod 4321 is connected to the first connecting seat 41, so that the first connecting seat 41 and the second connecting seat 42 can be prevented from rotating relatively. The rotating rod 4321 penetrates through the second chamber 421, and when the rotating rod 4321 drives the locking member 431 to approach the first fixing portion 412, the rotating rod 4321 is connected to the second connecting seat 42, so that the first connecting seat 41 and the second connecting seat 42 can be prevented from rotating relatively.

The second connecting seat 42 and the first connecting seat 41 also enclose a mounting cavity 413 adjacent to one side of the movable cavity 40. One of the driving parts 4322 is located in the mounting cavity 413, and erroneous touching of the driving part 4322 can be avoided, and the other driving part 4322 is located outside the movable cavity 40 facing away from the mounting cavity 413, i.e. the other driving part 4322 is located outside the hinge member 4. In the present embodiment, the mounting cavity 413 is provided in the first connection seat 41. The second chamber 421 in the second connecting seat 42 communicates with the first chamber 411 and the mounting chamber 413. The other driving part 4322 is located outside the first chamber 411 facing away from the mounting chamber 413.

The opposite inner walls of the movable chamber 40 restrict the locking member 431 from rotating relative to the circumference of the rotary lever 4321. In the present embodiment, two opposite side walls of the first chamber 411 in the radial direction of the rotating rod 4321 limit the rotation of the locking member 431 relative to the circumferential direction of the rotating rod 4321. In other embodiments, a stop lever parallel to the rotating rod 4321 may be further disposed in the movable cavity 40, and the stop lever is disposed in the locking member 431 in a penetrating manner, so that the locking member 431 can be prevented from rotating relative to the rotating rod 4321 in the circumferential direction under the cooperation of the stop lever and the rotating rod 4321.

Referring to fig. 4, a receiving groove 414 for receiving the driving portion 4322 is formed on the outer side of the movable cavity 40 facing away from the mounting cavity 413, so that the driving portion 4322 located in the receiving groove 414 can be prevented from being touched by mistake. In the present embodiment, the accommodation groove 414 is located outside the first connection seat 41.

The driving part 4322 of the accommodating groove 414 is provided with a butting groove which can be butted with a screwdriver so as to facilitate the rotation of the rotating rod 4321 by the screwdriver. The docking slots may be cross-shaped, straight-shaped, or star-shaped, without limitation.

Referring to fig. 4 to 6, in the present embodiment, the driving member 432 is a screw and a nut. The screw and the nut are standard components, so that the purchasing is convenient, and the manufacturing cost is reduced. The shaft portion of the screw serves as a rotating rod 4321, and the head portion of the screw and the nut serve as two driving portions 4322, respectively. The head of the screw and the nut serve as two driving portions 4322, respectively. The head of the screw is located in the accommodation groove 414, and the nut is located in the installation cavity 413, so that the nut is prevented from being rotated, and the nut is prevented from being separated from the screw.

Referring to fig. 9 and 10, and referring to fig. 5 and 6, the second connecting base 42 is hinged to the first connecting base 41 by a rotating component 45. The first connecting seat 41 is provided with a first chute 4531. The second connecting seat 42 is provided with a second chute 4541. The first chute 4531 and the second chute 4541 have a splayed shape. The pivot assembly 45 includes a first pivot arm 451 and a second pivot arm 452. One end of the first rotating arm 451 is hinged to the first connecting seat 41, and the other end of the first rotating arm 451 is slidably connected to the second sliding slot 4541. One end of the second rotating arm 452 is hinged to the second connecting seat 42, and the other end of the second rotating arm 452 is slidably connected to the first chute 4531. The middle part of the first rotating arm 451 is hinged to the middle part of the second rotating arm 452, so that the first connection seat 41 and the second connection seat 42 are hinged.

The first rotating arms 451 are provided in a plurality of side-by-side intervals, and the second rotating arms 452 are provided in a plurality of side-by-side intervals, so that the hinge of the first connecting seat 41 and the second connecting seat 42 is more stable.

The rotating assembly 45 further includes a first mounting cover 453 and a second mounting cover 454. The first installation cover 453 is provided with a first sliding slot 4531, and the second installation cover 454 is provided with a second sliding slot 4541. One end of the first rotating arm 451 is hinged to the first mounting cover 453, and the other end of the second rotating arm 452 is slidably connected to the second chute 4541 on the second mounting cover 454. One end of the second rotating arm 452 is hinged to the second mounting cover 454, and the other end of the second rotating arm 452 is slidably connected to the first chute 4531 on the first mounting cover 453. The first mounting cover 453 is detachably connected to the first connection base 41. The second mounting cover 454 is detachably connected to the second connecting seat 42.

In the inventive embodiments, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the embodiments of the utility model will be understood by those skilled in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the utility model and is not intended to limit the embodiment of the utility model, and various modifications and variations can be made to the embodiment of the utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the embodiments of the present utility model should be included in the protection scope of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a folding treadmill, includes the treadmill that is equipped with the running area, lower extreme hinge in the stand of treadmill, through a hinge part hinge in the handrail of stand upper end, its characterized in that, hinge part includes:

the first connecting seat is connected to the upper end of the upright post;

the second connecting seat is connected with the handrail and hinged with the first connecting seat, and the second connecting seat and the first connecting seat are enclosed to form a movable cavity;

the locking assembly comprises a locking piece and a driving piece, wherein the locking piece is movably arranged in the movable cavity, the driving piece penetrates through the side wall of the movable cavity, the part, positioned in the movable cavity, of the driving piece is in transmission connection with the locking piece, and the part, positioned outside the movable cavity, of the driving piece is used as a driving part;

the movable cavity is internally provided with a fixed part, and the driving piece can drive the locking piece to switch between a locking state and an unlocking state;

in the locking state, the locking piece is close to the fixing part and can prevent the first connecting seat and the second connecting seat from rotating relatively;

in the unlocking state, the locking piece is far away from the fixing part, and the first connecting seat and the second connecting seat can rotate relatively.

2. The foldable treadmill of claim 1, wherein the locking member is provided with a clamping portion at both ends;

the fixing part comprises a first fixing part and a second fixing part, the first fixing part is connected with the first connecting seat, and the second fixing part is connected with the second connecting seat;

and in the locking state, the two clamping parts clamp and fix the first fixing part and the second fixing part.

3. The foldable treadmill of claim 2, wherein the two clamping portions and the first and second fixing portions have a beveled fit.

4. The foldable treadmill of claim 1, wherein the driving member comprises a rotating rod and two driving parts respectively connected to both ends of the rotating rod;

the rotating rod penetrates through the movable cavity, the part of the rotating rod in the movable cavity is in threaded connection with the locking piece, and the locking piece is configured to limit the locking piece to rotate relative to the circumference of the rotating rod;

the two driving parts are respectively positioned at two opposite outer sides of the movable cavity so as to limit the axial movement of the rotating rod;

the rotating rod can rotate around the axis to drive the locking piece to move relative to the rotating rod in the axial direction, so that the locking piece is close to or far away from the fixing part and is switched between the locking state and the unlocking state.

5. The collapsible treadmill of claim 4, wherein the second connecting seat and the first connecting seat further enclose a mounting cavity adjacent to one side of the movable cavity;

one driving part is positioned in the installation cavity, and the other driving part is positioned at the outer side of the movable cavity, which is opposite to the installation cavity.

6. The foldable treadmill of claim 5, wherein the movable cavity is provided with a receiving slot for receiving the drive portion on an outer side facing away from the mounting cavity.

7. The collapsible treadmill of claim 6, wherein the drive portion of the receiving slot has a docking slot thereon for a dockable screwdriver.

8. The collapsible treadmill of claim 7, wherein the drive member is a screw and nut;

the rod part of the screw rod is used as the rotating rod, and the head part of the screw rod and the nut are respectively used as the two driving parts;

the head of the screw is positioned in the accommodating groove;

the nut is located in the mounting cavity.

9. The collapsible treadmill of claim 4, wherein opposing inner walls of the movable cavity limit rotation of the locking member relative to the circumferential direction of the rotating bar.

10. The collapsible treadmill of claim 1, wherein the movable chamber comprises a first chamber disposed within the first connecting seat and a second chamber disposed within the second connecting seat;

the driving piece penetrates through the first cavity, and the fixing part is connected to the second connecting seat and is positioned in the second cavity.