CN220090366U

CN220090366U - Upright post folding mechanism of running machine

Info

Publication number: CN220090366U
Application number: CN202321578598.3U
Authority: CN
Inventors: 王志勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-28
Anticipated expiration: 2033-06-20

Abstract

The utility model provides a folding mechanism of a stand column of a running machine, which comprises the following components: the device comprises a running table frame and stand columns arranged on two sides of the running table frame, wherein rotating shaft holes are respectively formed in two sides of the running table frame, a connecting hole is formed in one side of each rotating shaft hole, a rotary positioning device is arranged between each stand column and the running table frame and comprises a positioning plate and a positioning piece, a rotating shaft is fixed on each positioning plate, one end of each rotating shaft is fixed with each stand column, the other end of each rotating shaft is rotationally connected to the rotating shaft holes of the running table frame, positioning bayonets are formed in one end of each positioning plate, a limiting device is arranged on each positioning plate on one side of each rotating shaft, one end of each positioning piece is rotationally connected to the connecting hole, the other end of each positioning piece is clamped in each positioning bayonets of the positioning plate, the stand columns are vertically fixed on the running table frame, and after the positioning piece is turned away from the positioning plate, the stand columns can rotationally fold around the rotating shaft holes of the running table frame through the rotating shafts; the upright post folding mechanism of the running machine has the advantages of simple structure, convenient use and low manufacturing cost.

Description

Upright post folding mechanism of running machine

Technical Field

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

Background

The prior upright column folding mechanisms of the running machine are various, such as an upright column folding locking mechanism of the running machine, with an authorized bulletin number CN208756878U, wherein the lower end of the upright column is provided with a conical head adjusting piece with a conical gear, a running belt seat is provided with a fixing piece for inserting the adjusting piece, a tooth socket matched with the conical gear of the conical head of the adjusting piece is arranged in the fixing piece, the center of the adjusting piece is locked with the fixing piece through a long bolt, and the upright column folding mechanism has a simple structure, but the upright column folding mechanism needs to continuously rotate the long bolt at the center of the adjusting piece when being folded or unfolded for use, so that the adjusting piece is locked or loosened with the fixing piece, and the running belt seat is very inconvenient to use; in order to facilitate folding of the upright post of the running machine, a plurality of foot-operated folding mechanisms of the running machine, such as a foot-operated folding mechanism of the running machine with an authorized bulletin number of CN208893549U, are available, and the folding mechanism comprises a positioning pin sleeve, a pressure spring, an eccentric block, a sliding block, a positioning pin, a connecting rod, a pedal and other parts, and has the advantages of convenient use, complex structure, inconvenient installation and adverse control of the running machine cost.

Disclosure of Invention

In view of the defects of the upright folding mechanism of the running machine, the utility model aims to solve the technical problems that: provides a column folding mechanism of a running machine, which has the advantages of convenient use, simple structure and low cost.

In order to achieve the above object, according to one aspect of the present utility model, the present utility model is achieved by the following technical means: a treadmill upright folding mechanism comprising: the stand of running platform frame and establishing in running platform frame both sides, running platform frame both sides are equipped with the pivot hole respectively, one side in pivot hole is equipped with the connecting hole, be equipped with rotatory positioner between stand and the running platform frame, rotatory positioner includes locating plate and setting element, be fixed with the pivot on the locating plate, the one end and the stand of pivot are fixed, and the other end of pivot rotates to be connected on running platform frame's pivot hole, locating plate one end is equipped with the location bayonet socket, is equipped with stop device on the locating plate of pivot one side, setting element one end rotate to be connected on the connecting hole, the other end card of setting element is in the location bayonet socket of locating plate, makes the stand erect and fixes on running platform frame, after the locating plate upset was kept away from to the setting element, the stand accessible pivot is rotated around running platform frame's pivot hole and is folded.

Further, the locating piece constitute L shape spare by horizontal pole and montant, and the external corner of horizontal pole and montant link and the location bayonet socket cooperation joint of locating plate, the one end that the montant was kept away from to the horizontal pole is rotated through the tilting axis and is connected on the connecting hole of race platform frame.

Further, the locating piece include an eccentric block, the one end of eccentric block is equipped with the eccentric hole, be equipped with the connecting axle in the eccentric hole, the eccentric block passes through the connecting axle and rotates to be connected on the connecting hole of treadmill frame, eccentric hole one side is equipped with the spanner that extends outward to the eccentric block, the one end that the eccentric block kept away from the eccentric hole and the location bayonet socket cooperation joint of locating plate.

Further, the limiting device comprises an arc limiting groove and a limiting pin, wherein the arc limiting groove is formed in the positioning plate, the limiting pin is arranged in the arc limiting groove, the limiting pin is fixed on the running table frame, and the end part of the arc limiting groove abuts against the limiting pin to limit after the positioning plate is overturned.

Compared with the prior art, the utility model has the advantages that: the locating piece is eccentrically turned to clamp or loosen the locating plate fixed with the upright post, so that the upright post is vertically fixed or turned and folded, and the locating piece is convenient to use, simple in structure and low in manufacturing cost.

Drawings

Fig. 1 is an exploded view of an embodiment 1 of a folding mechanism for a column of a running machine according to the present utility model.

Fig. 2 is an exploded view of an embodiment 2 of a folding mechanism for a column of a running machine according to the present utility model.

Reference numerals illustrate: 1. a treadmill frame; 2. a column; 3. a rotation shaft hole; 4. a connection hole; 5. a positioning plate; 6. a positioning piece; 7. a rotating shaft; 8. positioning bayonets; 9. a cross bar; 10. a vertical rod; 11. a turnover shaft; 12. an eccentric block; 13. an eccentric hole; 14. a spanner; 15. an arc-shaped limit groove; 16. a limiting pin; 17. and a fixing hole.

Detailed Description

The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "bottom," "top," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Example 1

Referring to fig. 1, an upright folding mechanism of a running machine provided in this embodiment includes: a rectangular running platform frame 1, two upright posts 2 and a rotary positioning device, wherein the cross beams at two sides of one end of the running platform frame 1 are respectively provided with a rotating shaft hole 3, the running platform frame 1 at the right side of the rotating shaft hole 3 is provided with a connecting hole 4, and the running platform frame 1 at the left side of the rotating shaft hole 3 is provided with a limiting pin 16; the outer sides of the two rotating shaft holes 3 of the running table frame 1 are respectively provided with an upright post 2, the upper ends of the two upright posts 2 are connected through a connecting rod, and the lower ends of the two upright posts 2 are respectively provided with a fixed hole 17; the rotary positioning device comprises a positioning plate 5 and a positioning piece 6, wherein the positioning plate 5 is a circular iron plate, the center of the positioning plate 5 is provided with a rotating shaft 7, two ends of the rotating shaft 7 extend out of two sides of the positioning plate 5 respectively, one end of the rotating shaft 7 is inserted into a fixing hole 17 at the lower end of a stand column 2, the positioning plate 5, the rotating shaft 7 and the stand column 2 are fixed, the other end of the rotating shaft 7 is rotationally connected with a rotating shaft hole 3 of a running table frame 1, the stand column 2 and the positioning plate 5 can rotate around the rotating shaft hole 3 of the running table frame 1 through the rotating shaft 7, the positioning plate 5 at one side of the rotating shaft 7 is provided with an arc-shaped limiting groove 15, a limiting pin 16 on the running table frame 1 is inserted into the arc-shaped limiting groove 15 of the limiting plate 5, the positioning plate 5 at the other side of the rotating shaft 7 is provided with a positioning bayonet 8, and the positioning bayonet 8 is preferably an arc-shaped bayonet; the positioning piece 6 is an L-shaped iron piece formed by a cross rod 9 and a vertical rod 10, one end of the cross rod 9 far away from the vertical rod 10 is provided with a turnover shaft 11 perpendicular to the cross rod 9, the turnover shaft 11 is rotatably connected to the connecting hole 4 of the running table frame 1, the external angle of the connecting end of the cross rod 9 and the vertical rod 10 of the positioning piece 6 is clamped in the positioning bayonet 8 of the positioning plate 5, and the external angle is preferably an arc angle matched with the positioning bayonet 8. When the running machine is in a use state, the two upright posts 2 are erected on two sides of the running platform frame 1, the limiting pins 16 on the running platform frame 1 are abutted against the upper ends of the arc limiting grooves 15 of the positioning plates 5, the limiting upright posts 2 are turned towards the left side of the running platform frame 1, the positioning pieces 6 are clamped in the positioning bayonets 8 of the positioning plates 5, the limiting upright posts 2 are turned towards the right side of the running platform frame 1, when the upright posts 2 are required to be folded and stored after the running machine is used, the upright posts 10 of the positioning pieces 6 are pulled, so that the positioning pieces 6 are separated from the positioning bayonets 8 of the positioning plates 5 and turned away from the positioning plates 5, the arc limiting grooves 15 on the positioning plates 5 can be turned towards the right side of the running platform frame 1 and folded along the limiting pins 16 of the running platform frame 1, and when the lower ends of the arc limiting grooves 15 are abutted against the limiting pins 16, the upright posts 2 are turned to be kept level with the running platform frame 1; when the folded upright post 2 is unfolded for use, the upper end of the upright post 2 is lifted to turn the upright post 2 towards the left side of the platform frame 1, after the upper end of the arc-shaped limit groove 15 of the positioning plate 5 is blocked to the limit pin 16 on the platform frame 1, the upright post 2 is limited to continue turning towards the left side of the platform frame 1, and then the positioning piece 6 is turned over, so that the external angle of the connecting end of the transverse rod 9 and the vertical rod 10 of the positioning piece 6 is clamped into the positioning bayonet 8 of the positioning plate 5, the upright post 2 is limited to turn towards the right side of the platform frame 1, and the folding and unfolding of the upright post are very convenient.

Example 2

Referring to fig. 2, a limiting pin 16 is disposed on the left side of the rotating shaft hole 3 of the treadmill frame 1, and a connecting hole 4 is disposed on the treadmill frame 1 on the left side of the limiting pin 16; the rotary positioning device comprises a positioning plate 5 and a positioning piece 6, wherein the positioning plate 5 is a rectangular iron plate, the right end of the positioning plate 5 is provided with a rotating shaft 7 which is perpendicular to the positioning plate 5 and extends out of two sides of the positioning plate 5, the left end of the positioning plate 5 is provided with an arc-shaped positioning bayonet 8, and an arc-shaped limiting groove 15 is formed in the positioning plate 5 between the positioning bayonet 8 and the rotating shaft 7; the positioning piece 6 comprises a circular eccentric block 12, an eccentric hole 13 of the eccentric block 12 is far away from the circle center, a spanner 14 extending outwards of the eccentric block 12 is further arranged on the eccentric block 12 at one side close to the eccentric hole 13, and the eccentric hole 13 of the eccentric block 12 is rotationally connected with the connecting hole 4 of the running table frame 1 through a connecting shaft; when the upright post 2 is erected above the running platform frame 1 and is in a use state, one end, far away from the eccentric hole 13, of the eccentric block 12 of the positioning piece 6 is clamped in the positioning bayonet 8 at the left end of the positioning plate 5, the limiting upright post 2 is turned towards the right side of the running platform frame 1, and after the positioning piece 6 is turned away from the positioning plate 5 by pulling the handle 14 of the positioning piece 6, the upright post 2 can be turned and folded towards the right side of the running platform frame 1 together with the positioning plate 5.

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

Claims

1. A treadmill upright folding mechanism comprising: the running table comprises a running table frame (1) and upright posts (2) arranged on two sides of the running table frame (1), wherein rotating shaft holes (3) are respectively formed in two sides of the running table frame (1), and connecting holes (4) are formed in one side of each rotating shaft hole (3), and the running table is characterized in that: be equipped with rotary positioning device between stand (2) and treadmill frame (1), rotary positioning device includes locating plate (5) and setting element (6), be fixed with pivot (7) on locating plate (5), the one end and the stand (2) of pivot (7) are fixed, and the other end of pivot (7) rotates to be connected on the pivot hole (3) of treadmill frame (1), locating plate (5) one end is equipped with location bayonet socket (8), is equipped with stop device on locating plate (5) of pivot (7) one side, setting element (6) one end rotate to be connected on connecting hole (4), the other end card of setting element (6) is in locating bayonet socket (8) of locating plate (5), makes stand (2) erect and fixes on treadmill frame (1), after locating plate (5) upset is kept away from to setting element (6), stand (2) accessible pivot (7) are rotated around the pivot hole (3) of treadmill frame (1).

2. The treadmill column folding mechanism of claim 1, wherein: the locating piece (6) is an L-shaped piece formed by a cross rod (9) and a vertical rod (10), the outer corner of the connecting end of the cross rod (9) and the vertical rod (10) is matched and clamped with a locating bayonet (8) of the locating plate (5), and one end, far away from the vertical rod (10), of the cross rod (9) is rotationally connected onto a connecting hole (4) of the running table frame (1) through a turnover shaft (11).

3. The treadmill column folding mechanism of claim 1, wherein: the locating piece (6) include an eccentric block (12), the one end of eccentric block (12) is equipped with eccentric hole (13), be equipped with the connecting axle in eccentric hole (13), eccentric block (12) are rotated through the connecting axle and are connected on connecting hole (4) of treadmill frame (1), eccentric hole (13) one side is equipped with and outwards extends to eccentric block (12) spanner (14), eccentric block (12) keep away from the one end of eccentric hole (13) and locating bayonet socket (8) cooperation joint of locating plate (5).

4. The treadmill column folding mechanism of claim 1, wherein: the limiting device comprises an arc limiting groove (15) arranged on the positioning plate (5) and a limiting pin (16) arranged in the arc limiting groove (15), wherein the limiting pin (16) is fixed on the treadmill frame (1), and the end part of the arc limiting groove (15) abuts against the limiting pin (16) to limit after the positioning plate (5) is overturned.