CN215653651U

CN215653651U - Upright post helical tooth fixing and automatic loosening mechanism and walking machine

Info

Publication number: CN215653651U
Application number: CN202122009602.1U
Authority: CN
Inventors: 胡胜
Original assignee: Zhejiang Easy Run Health Technology Co ltd
Current assignee: Zhejiang Easy Run Health Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-01-28
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a mechanism for fixing inclined teeth of a stand column and automatically loosening and a walking machine, which comprises an instrument assembly and stand column assemblies, wherein the stand column assemblies are symmetrically arranged at the lower end of the instrument assembly, a fixing assembly is arranged between the two stand column assemblies, the stand column assemblies are connected with the fixing assembly through long bolts, the stand column assemblies can rotate relative to the fixing assembly when the long bolts are loosened, and the stand column assemblies are fixed and can not rotate relative to the fixing assembly when the long bolts are tightened, so that the stand column and the instrument assembly are folded, the transportation and the storage at home are facilitated, and the occupied storage space is reduced.

Description

Upright post helical tooth fixing and automatic loosening mechanism and walking machine

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to a mechanism for fixing inclined teeth of an upright post and automatically loosening and a walking machine.

Background

With the continuous improvement of living standard of people, the people pay more and more attention to physical training, more and more people buy the walking machine and place in the family to do exercises at ordinary times. The walking machine is more and more popular with consumers after being put into the market as an aerobic exercise device, so that the consumers are added with an indoor body-building exercise platform, the walking machine not only can exercise the physique, the bearing capacity and the cardio-pulmonary function of a runner, but also can make the runner just like running on a normal road surface, and the aim of scientific exercise is fulfilled.

Because the walking machine needs a certain placing space and the residential space in cities is generally small, the stand column of the walking machine can be folded conveniently under the condition of nonuse, so that the occupied space is reduced, and the transportation is convenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanism for fixing inclined teeth of an upright post and automatically loosening the inclined teeth of the upright post and a walking machine, so as to solve the technical problems that the walking machine provided in the background technology needs a certain placing space, the space of a house in a city is generally small, and the upright post of the existing running machine cannot be folded, so that the existing running machine occupies a large space and is inconvenient to transport.

In order to achieve the purpose, the utility model provides the following technical scheme: fixed and automatic lax mechanism of stand skewed tooth and walking machine, including instrument subassembly and stand subassembly, the stand subassembly is installed to instrument subassembly lower extreme symmetry, two install fixed subassembly between the stand subassembly, the stand subassembly passes through the stay bolt with fixed subassembly and is connected, when unscrewing during the stay bolt, the stand subassembly can be rotatory relatively fixed subassembly, when screwing up during the stay bolt, the stand subassembly is fixed can not rotatory relatively fixed subassembly.

Preferably, fixed subassembly includes square pipe, connecting plate, fixed plate and concave skewed tooth cover, the welding of square pipe both ends has the connecting plate, the inboard welding of connecting plate has the fixed plate, the welding of connecting plate center has concave skewed tooth cover.

Preferably, the stand subassembly includes stand and protruding skewed tooth cover, protruding skewed tooth cover welding is in the stand lower extreme, protruding skewed tooth cover center is provided with the through-hole that link up, concave skewed tooth cover tip is provided with the internal thread, the internal thread threaded connection of through-hole and concave skewed tooth cover tip is passed to the stay bolt.

Preferably, a convex tooth part is arranged in the middle of the convex helical tooth sleeve, convex teeth are uniformly distributed on the convex tooth part, a concave tooth part is arranged in the concave helical tooth sleeve, concave teeth are uniformly distributed on the concave tooth part, the convex helical tooth sleeve can be inserted into the concave helical tooth sleeve, and the convex teeth are matched with the concave teeth.

Preferably, an installation cavity is formed after the convex skewed tooth sleeve is inserted into the concave skewed tooth sleeve, and a spring is installed in the installation cavity.

Preferably, the convex oblique tooth sleeve is further provided with a limiting block, the end part of the concave oblique tooth sleeve is provided with a limiting groove, and the limiting groove is matched with the limiting block so as to limit the rotation angle of the stand column assembly relative to the fixed assembly.

Preferably, the lower parts of the two ends of the square pipe are symmetrically provided with anti-slip pads, and the anti-slip pads are hemispherical.

A walking machine comprises a walking platform assembly and any one of the upright post skewed tooth fixing and automatic loosening mechanisms, wherein the walking platform assembly is fixed on a fixing assembly through bolts.

Compared with the prior art, the utility model has the beneficial effects that:

1. this fixed and automatic lax mechanism of stand skewed tooth and walking machine, instrument subassembly lower extreme symmetry install stand subassembly, two install fixed subassembly between the stand subassembly, stand subassembly passes through the stay bolt with fixed subassembly and is connected, when unscrewing during the stay bolt, the stand subassembly can be rotatory relatively fixed subassembly, when screwing up during the stay bolt, the stand subassembly is fixed nonrotatably relatively fixed subassembly to the folding of stand and instrument subassembly is realized, and convenient transportation also makes things convenient for the family to deposit, reduces the parking space who occupies.

2. This fixed and automatic laxation mechanism of stand skewed tooth and walking machine, protruding skewed tooth cover middle part is provided with convex tooth portion, evenly distributed has the dogtooth on the dogtooth portion, be provided with concave tooth portion in the concave skewed tooth cover, evenly distributed has concave tooth on the concave tooth portion, protruding skewed tooth cover can insert in the concave skewed tooth cover, and the dogtooth cooperatees with concave tooth, is formed with the installation cavity behind the protruding skewed tooth cover inserts concave skewed tooth cover, install the spring in the installation cavity to after loosening the long bolt, protruding skewed tooth cover is under the spring action of spring, makes protruding tooth on the protruding skewed tooth cover break away from with the concave tooth on the concave skewed tooth cover, thereby conveniently lifts up or puts down the stand, and after screwing up the long bolt, the spring is compressed, makes protruding tooth on the protruding skewed tooth cover mesh with the concave tooth on the concave skewed tooth cover, thereby prevents the rotation of stand subassembly relatively fixed subassembly, makes its open mode more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the automatic loosening mechanism for fixing the helical teeth of the vertical column according to the present invention;

FIG. 2 is a schematic view of an explosive structure of the automatic loosening mechanism for fixing the helical teeth of the vertical column according to the present invention;

FIG. 3 is a schematic side view of the mechanism for fixing the helical teeth of the vertical column and automatically loosening the helical teeth of the vertical column;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 according to the present invention

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a schematic view of the construction of the skewed tooth socket of the present invention;

FIG. 7 is a schematic view of the construction of the concave skewed tooth socket of the present invention;

FIG. 8 is a schematic view of the step machine mast assembly of the present invention in an open position;

FIG. 9 is a schematic view of the step machine mast assembly in a collapsed state.

In the figure: 1. a meter assembly; 2. a column assembly; 21. a column; 22. a convex oblique tooth sleeve; 221. a through hole; 222. a convex tooth part; 223. a convex tooth; 224. a limiting block; 3. a long bolt; 4. a fixing assembly; 41. a square tube; 42. a connecting plate; 43. a fixing plate; 44. a concave skewed tooth sleeve; 441. an internal thread; 442. a concave tooth portion; 443. concave teeth; 444. a limiting groove; 45. a non-slip mat; 5. a mounting cavity; 6. a spring; 7. a walking board assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the vertical column helical tooth fixing and automatic loosening mechanism comprises an instrument component 1, a vertical column component 2, a vertical column 21, a convex helical tooth sleeve 22, a through hole 221, a convex tooth part 222, a convex tooth 223, a limiting block 224, a long bolt 3, a fixing component 4, a square tube 41, a connecting plate 42, a fixing plate 43, a concave helical tooth sleeve 44, an internal thread 441, a concave tooth part 442, a concave tooth 443, a limiting groove 444, an anti-slip pad 45, an installation cavity 5, a spring 6 and a walking platform component 7, wherein the vertical column component 2 is symmetrically installed at the lower end of the instrument component 1, the fixing component 4 is installed between the two vertical column components 2, the vertical column component 2 is connected with the fixing component 4 through the long bolt 3, when the long bolt 3 is loosened, the vertical column component 2 can rotate relative to the fixing component 4, when the long bolt 3 is tightened, the vertical column component 2 is fixed relative to the fixing component 4 and can not rotate, so that the vertical column and the instrument component can be folded, the transportation is convenient and the home storage is also convenient, the occupied storage space is reduced.

As shown in fig. 5, the fixing assembly 4 includes a square tube 41, a connecting plate 42, a fixing plate 43 and a concave skewed tooth sleeve 44, wherein the connecting plate 42 is welded at two ends of the square tube 41, the fixing plate 43 is welded at the inner side of the connecting plate 42, and the concave skewed tooth sleeve 44 is welded at the center of the connecting plate 42.

As shown in fig. 5, the column assembly 2 includes a column 21 and a convex skewed tooth socket 22, the convex skewed tooth socket 22 is welded to the lower end of the column 21, a through hole 221 is formed in the center of the convex skewed tooth socket 22, an internal thread 441 is formed at the end of the concave skewed tooth socket 44, and the long bolt 3 penetrates through the through hole 221 and is in threaded connection with the internal thread 441 at the end of the concave skewed tooth socket 44.

As shown in fig. 5, a convex tooth portion 222 is disposed in the middle of the convex skewed tooth sleeve 22, convex teeth 223 are uniformly distributed on the convex tooth portion 222, a concave tooth portion 442 is disposed in the concave skewed tooth sleeve 44, concave teeth 443 are uniformly distributed on the concave tooth portion 442, the convex skewed tooth sleeve 22 can be inserted into the concave skewed tooth sleeve 44, the convex teeth 223 are matched with the concave teeth 443, a mounting cavity 5 is formed after the convex skewed tooth sleeve 22 is inserted into the concave skewed tooth sleeve 44, a spring 6 is mounted in the mounting cavity 5, so that after a long bolt is unscrewed, the convex teeth on the convex skewed tooth sleeve are separated from the concave teeth on the concave skewed tooth sleeve under the elastic force of the spring, thereby conveniently lifting or lowering a stand column, after the long bolt is screwed, the spring is compressed, the convex teeth on the convex skewed tooth sleeve are engaged with the concave teeth on the concave skewed tooth sleeve, thereby preventing the stand column assembly from rotating relative to the fixed assembly, and enabling the open state of the stand column assembly to be more stable.

As shown in fig. 6 and 7, the convex helical gear sleeve 22 is further provided with a limiting block 224, the end of the concave helical gear sleeve 44 is provided with a limiting groove 444, and the limiting groove 444 is matched with the limiting block 224, so as to limit the rotation angle of the upright post assembly 2 relative to the fixed assembly 4.

As shown in fig. 5, the anti-slip pads 45 are symmetrically installed at the lower portions of the two ends of the square tube 41, the anti-slip pads 45 are hemispherical, and the anti-slip pads 45 can effectively prevent the fixing assembly 4 from being worn away from the ground.

As shown in fig. 8 and 9, the embodiment of the present invention further provides a walking machine, which includes a walking board assembly 7 and a mechanism for fixing and automatically loosening the inclined teeth of the upright post according to any one of the technical solutions of the present invention, wherein the walking board assembly 7 is fixed on the fixing assembly 4 by bolts.

The working principle is as follows: firstly, upright post components are symmetrically arranged at the lower end of an instrument component, a fixing component is arranged between two upright post components, the upright post components are connected with the fixing component through a long bolt, when the long bolt is unscrewed, the upright post components can rotate relative to the fixing component, when the long bolt is screwed down, the upright post components are fixed relative to the fixing component and can not rotate, so that the upright posts and the instrument component can be folded, the transportation and the home storage are convenient, the occupied storage space is reduced, the middle part of a convex inclined tooth sleeve is provided with a convex tooth part, convex teeth are uniformly distributed on the convex tooth part, a concave tooth part is arranged in the concave inclined tooth sleeve, concave teeth are uniformly distributed on the concave tooth part, the convex inclined tooth sleeve can be inserted into the concave inclined tooth sleeve, the convex teeth are matched with the concave teeth, an installation cavity is formed after the convex inclined tooth sleeve is inserted into the concave inclined tooth sleeve, a spring is arranged in the installation cavity, and the convex inclined tooth sleeve is sleeved under the elastic force of the spring after the long bolt is unscrewed, the convex teeth on the convex helical tooth sleeve are separated from the concave teeth on the concave helical tooth sleeve, so that the upright post is conveniently lifted or put down, and after the long bolt is screwed down, the spring is compressed, so that the convex teeth on the convex helical tooth sleeve are meshed with the concave teeth on the concave helical tooth sleeve, and the upright post assembly is prevented from rotating relative to the fixed assembly, and the open state of the upright post assembly is more stable.

In the embodiments of the present application, the descriptions of the directional terms such as "front", "back", "left" and "right" are only described according to the directions shown in the drawings shown in the present application, and are not limited to the scope of the claims of the present application, and in the specific implementation process, other similar or similar embodiments may be obtained by correspondingly modifying the embodiments according to the embodiments, and all of the embodiments are within the scope of the present application, and the descriptions of the other similar or similar embodiments are not repeated in the present application.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. Fixed and automatic lax mechanism of stand skewed tooth and walking machine, including instrument component (1), stand subassembly (2) and fixed subassembly (4), its characterized in that: upright post subassembly (2), two are installed to instrument subassembly (1) lower extreme symmetry install fixed subassembly (4) between upright post subassembly (2), upright post subassembly (2) are connected through stay bolt (3) with fixed subassembly (4), when unscrewing during stay bolt (3), but upright post subassembly (2) relatively fixed subassembly (4) is rotatory, when screwing down during stay bolt (3), but upright post subassembly (2) relatively fixed subassembly (4) are fixed can not be rotatory.

2. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine according to claim 1, wherein: fixed subassembly (4) are including square pipe (41), connecting plate (42), fixed plate (43) and concave skewed tooth cover (44), the welding of square pipe (41) both ends has connecting plate (42), the inboard welding of connecting plate (42) has fixed plate (43), the welding of connecting plate (42) center has concave skewed tooth cover (44).

3. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine as claimed in claim 2, wherein: stand subassembly (2) include stand (21) and protruding skewed tooth cover (22), protruding skewed tooth cover (22) weld in stand (21) lower extreme, protruding skewed tooth cover (22) center is provided with through-hole (221), concave skewed tooth cover (44) tip is provided with internal thread (441), internal thread (441) threaded connection of through-hole (221) and concave skewed tooth cover (44) tip is passed in longbolt (3).

4. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine as claimed in claim 3, wherein: the middle of the convex inclined tooth sleeve (22) is provided with a convex tooth part (222), convex teeth (223) are uniformly distributed on the convex tooth part (222), a concave tooth part (442) is arranged in the concave inclined tooth sleeve (44), concave teeth (443) are uniformly distributed on the concave tooth part (442), the convex inclined tooth sleeve (22) can be inserted into the concave inclined tooth sleeve (44), and the convex teeth (223) are matched with the concave teeth (443).

5. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine as claimed in claim 4, wherein: the installation cavity (5) is formed after the convex skewed tooth sleeve (22) is inserted into the concave skewed tooth sleeve (44), and the spring (6) is installed in the installation cavity (5).

6. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine as claimed in claim 4, wherein: the convex skewed tooth sleeve (22) is further provided with a limiting block (224), the end part of the concave skewed tooth sleeve (44) is provided with a limiting groove (444), and the limiting groove (444) is matched with the limiting block (224) so as to limit the rotating angle of the upright post component (2) relative to the fixed component (4).

7. The vertical column helical tooth fixing and automatic loosening mechanism and walking machine as claimed in claim 2, wherein: non-slip mats (45) are symmetrically installed on the lower portions of the two ends of the square pipe (41), and the non-slip mats (45) are hemispherical.

8. A walking machine, characterized in that: comprises a walking board component (7) and the upright post skewed tooth fixing and automatic loosening mechanism of any one of claims 1 to 7, wherein the walking board component (7) is fixed on the fixing component (4) through bolts.