CN220443111U - Armrest folding mechanism of running machine - Google Patents

Abstract

The utility model provides a folding mechanism of a handrail of a running machine. The folding mechanism of the handrail of the running machine comprises: the novel handrail comprises a stand column, a handrail unit and a limiting device, wherein a through hole I is formed in the right side wall of the upper end of the stand column, a through hole II is formed in the opposite position of the through hole I, the limiting device is arranged between the through hole I and the through hole II, the handrail unit is hinged to the stand column, and a limiting pin is arranged in the handrail unit. The handrail unit of the handrail folding mechanism of the running machine is limited by the up-down overturning, and the handrail folding mechanism is safe in use, simple in structure and convenient in use.

Description

Armrest folding mechanism of running machine

Technical Field

The utility model relates to a folding mechanism of a handrail of a running machine.

Background

At present, the handrail folding mechanisms of running machines are various, wherein most of the handrail folding mechanisms of running machines have the defects of complex structure, inconvenient use and the like, and the handrail folding mechanisms of running machines with simpler structures have the problem that the handrails cannot be limited up and down at the same time. The utility model provides a treadmill handrail folding mechanism of bulletin number CN218961680U, be fixed with the locating shaft on its stand, be fixed with the setting element on the locating shaft, be fixed with the locating pin on the handrail unit, the handrail unit is articulated with the locating shaft cooperation of stand, the locating pin supports at the first notch of setting element makes handrail unit vertical stand level spacing, but the handrail can not overturn downwards, but the handrail upwards overturns and is not by spacing, the handrail can all overturn upwards at any time, there is following problem in this patent: the armrests can not be limited up and down at the same time, so that the armrests are easy to push upwards when a user uses the running machine, and the user can lose balance of the user, so that the user is at risk.

Disclosure of Invention

In view of the defects of the existing handrail folding mechanism of the running machine, the technical problems to be solved by the utility model are as follows: provides a folding mechanism of the handrail of the running machine, which can limit the handrail up and down at the same time and has simple structure.

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 handrail folding mechanism comprising: upright post, handrail unit and stop device, be equipped with through-hole I on the upright post upper end right side wall, the relative position of through-hole I is equipped with through-hole II, be equipped with stop device between through-hole I and the through-hole II, handrail unit is articulated with the upright post, be equipped with the spacer pin in the handrail unit, stop device includes: pull button, spring, slider, sliding sleeve and stopper, sliding sleeve both ends opening, it is fixed in the stand upper end, the sliding sleeve both ends align with through-hole I and through-hole II respectively, be equipped with the through-hole III that sets up along the sliding sleeve axial on the sliding sleeve roof, be equipped with the slider in the sliding sleeve, the through-hole I of business turn over stand is free to the slider right-hand member, the slider top is fixed with stop bolt, stop bolt passes through-hole III and slider fixedly, the pull button is established outside the through-hole II of stand, and its one end is equipped with the bolt post, the bolt post passes in the through-hole II of stand enters into the sliding sleeve, with slider fixed connection, the cover is equipped with the spring on the bolt post, the through-hole I top of stand is located to the stopper, the spacer pin of handrail unit supports between stopper and slider.

Further, the stand is hollow square pipe, be connected with the articulated shaft between the stand left and right sides wall, and be located stop device below, handrail unit include two risers and a roof, the upper end of two risers is connected through a roof, two riser left ends continue to extend to the roof left side and have hinge parts, the tip of two hinge parts is equipped with the hinge hole, the handrail unit is articulated with the articulated shaft of stand through the hinge hole of hinge part, makes handrail unit can overturn about the articulated shaft of stand from top to bottom.

Further, the limiting pin is welded between two vertical plates of the armrest unit, and the limiting pin is positioned between a sliding block and a limiting block of the limiting device and horizontally limits the armrest unit on the upright post.

Further, the sliding sleeve and the sliding block are square in shape.

Further, the slider top is equipped with bolt hole I, and its left end is equipped with bolt hole II, slider right-hand member top is longer than the bottom, and forms the arcwall face of slope between top and the bottom, the bolt post of pull button is equipped with the external screw thread outward, bolt post and the II threaded connection of bolt hole of slider, stop bolt and the I threaded connection of bolt hole.

Further, the spring is located between the left end of the slider and the left side wall of the upright post.

Further, the sliding sleeve is welded and fixed with the upright post.

Further, the through holes I are square through holes, the through holes II are round through holes, and the through holes III are bar-shaped through holes.

Compared with the prior art, the utility model has the advantages that: the limiting pin on the handrail unit is positioned between the sliding block and the limiting block of the limiting device, so that the handrail unit is horizontally limited on the upright post and can not be turned over towards the upper end and the lower end of the upright post, the use is safer, the structure is simple, and the use is convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic structural view of a folding mechanism of a handrail of a running machine according to the present utility model.

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

Fig. 3 is a schematic view of a column structure according to the present utility model.

Fig. 4 is a schematic view of a slider structure according to the present utility model.

Reference numerals illustrate: 1. a handrail unit; 2. a column; 3. a riser; 4. a top plate; 5. a hinge hole; 6. a limiting pin; 7. a hinge shaft; 8. a through hole II; 9. a slide block; 10. a sliding sleeve; 11. pulling a button; 12. bolt holes I; 13. bolt holes II; 14. a through hole III; 15. a bolt post; 16. a spring; 17. a through hole I; 18. a limiting block; 19. an arc surface.

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, in the case of no conflict, the embodiments and features in 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.

Referring to fig. 1, 2, 3 and 4, a folding mechanism for a handrail of a running machine according to the present embodiment includes: upright post 2, handrail unit 1 and stop device, be equipped with through-hole I17 on the right side wall of 2 upper ends of upright post, the relative position of through-hole I17 is equipped with through-hole II 8, be equipped with stop device between through-hole I17 and the through-hole II 8, handrail unit 1 is articulated with upright post 2, be equipped with spacer pin 6 in the handrail unit 1, stop device includes: pull button 11, spring 16, slider 9, sliding sleeve 10 and stopper 18, sliding sleeve 10 both ends opening, it is fixed in stand 2 upper end, sliding sleeve 10 both ends align with through-hole I17 and through-hole II 8 respectively, be equipped with through-hole III 14 along sliding sleeve 10 axial setting on the sliding sleeve 10 roof, be equipped with slider 9 in the sliding sleeve 10, slider 9 right-hand member can freely pass through-hole I17 of stand 2, slider 9 top is fixed with the spacing bolt, spacing bolt passes through-hole III 14 and slider 9 is fixed, pull button 11 is established outside the through-hole II 8 of stand 2, and its one end is equipped with bolt post 15, bolt post 15 passes through in the through-hole II 8 of stand 2 and enters into sliding sleeve 10, with slider 9 fixed connection, the cover is equipped with spring 16 on the bolt post 15, stopper 18 is located the through-hole I17 top of stand 2, spacing pin 6 of handrail unit 1 supports between stopper 18 and slider 9.

The stand 2 is hollow square pipe, be connected with articulated shaft 7 between the left and right sides wall of stand 2, and be located the stop device below, handrail unit 1 include two risers 3 and a roof 4, the upper end of two risers 3 is connected through a roof 4, the left end of two risers 3 continues to extend to roof 4 left side and has the hinge, the tip of two hinge is equipped with hinge hole 5, handrail unit 1 articulates with the articulated shaft 7 of stand 2 through hinge hole 5 of hinge, makes handrail unit 1 can overturn about the articulated shaft 7 of stand 2.

The limiting pin 6 is arranged between the two vertical plates 3 of the handrail unit 1, and the position of the limiting pin 6 is between the sliding block 9 and the limiting block 18 of the limiting device, so that the handrail unit 1 is horizontally limited on the upright post 2.

The sliding sleeve 10 and the sliding block 9 are square in shape.

The top of the sliding block 9 is provided with a bolt hole I12, the left end of the sliding block 9 is provided with a bolt hole II 13, the top of the right end of the sliding block 9 is longer than the bottom, an inclined arc surface 19 is formed between the top and the bottom, an external thread is arranged outside a bolt column 15 of the pull button 11, the bolt column 15 is in threaded connection with the bolt hole II 13 of the sliding block 9, and the limit bolt is in threaded connection with the bolt hole I12.

The spring 16 is located between the left end of the slider 9 and the left side wall of the upright 2.

The sliding sleeve 10 is welded and fixed with the upright post 2.

The through holes I17 are square through holes, the through holes II 8 are round through holes, and the through holes III 14 are bar-shaped through holes.

When the handrail folding mechanism of the running machine needs to fold the handrail, the pull button 11 is pulled leftwards, the spring 16 retracts into the sliding sleeve 10, the limiting pin 6 on the handrail unit 1 is separated from the support of the sliding block 9, the handrail unit 1 can be turned downwards to fold, the sliding block 9 is reset under the pushing of the spring 16 after the pull button 11 is released, the right end of the sliding block 9 slides out of the through hole I17 of the upright post 2, when the handrail unit 1 is unfolded again for use, the handrail unit 1 is turned upwards, the limiting pin 6 presses the arc-shaped surface 19 of the sliding block 9 to push the sliding block 9 into the sliding sleeve 10 and compress the spring 16, when the limiting pin 6 slides over the right end of the sliding block 9 to the limiting block 18, the sliding block 9 pushes the sliding block 9 out of the through hole I17 of the upright post 2 again under the effect of the spring 16 and is propped under the limiting pin 6, the handrail unit 1 is horizontally fixed, and the sliding block 9 slides leftwards and rightwards along the sliding sleeve 10 to be limited in the through the limiting bolt at the top of the sliding block 9 in the through hole III 14 of the top wall of the sliding sleeve 10.

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 (8)

1. A treadmill handrail folding mechanism comprising: a treadmill handrail folding mechanism comprising: upright post, handrail unit and stop device, be equipped with through-hole I on the upright post upper end right side wall, the relative position of through-hole I is equipped with through-hole II, be equipped with stop device between through-hole I and the through-hole II, handrail unit is articulated with the upright post, be equipped with the spacer pin in the handrail unit, its characterized in that: the limiting device comprises a pull button, a spring, a sliding block, a sliding sleeve and a limiting block, wherein openings are formed in two ends of the sliding sleeve and are fixed in the upper end of a stand column, two ends of the sliding sleeve are respectively aligned with a through hole I and a through hole II, a through hole III which is axially formed along the sliding sleeve is formed in the top wall of the sliding sleeve, the sliding block is arranged in the sliding sleeve, the right end of the sliding block can freely enter and exit the through hole I of the stand column, a limiting bolt is fixed at the top of the sliding block and passes through the through hole III to be fixed with the sliding block, the pull button is arranged outside the through hole II of the stand column, one end of the pull button is provided with a bolt column, the bolt column passes through the through hole II of the stand column to enter the sliding sleeve and is fixedly connected with the sliding block, the spring is sleeved on the bolt column, the limiting block is arranged above the through hole I of the stand column, and a limiting pin of the handrail unit abuts against the limiting block and the sliding block.

2. The treadmill handrail folding mechanism of claim 1, wherein: the stand is hollow square pipe, be connected with the articulated shaft between the stand left and right sides wall, and be located stop device below, handrail unit include two risers and a roof, the upper end of two risers is connected through a roof, two riser left ends continue to extend to the roof left side and have articulated portion, the tip of two articulated portions is equipped with the hinge hole, the handrail unit is articulated with the articulated shaft of stand through the hinge hole of articulated portion, makes handrail unit can overturn about the articulated shaft of stand from top to bottom.

3. The treadmill handrail folding mechanism of claim 2, wherein: the limiting pin is welded between two vertical plates of the armrest unit, and the limiting pin is positioned between a sliding block and a limiting block of the limiting device and horizontally limits the armrest unit on the upright post.

4. The treadmill handrail folding mechanism of claim 1, wherein: the sliding sleeve and the sliding block are square in shape.

5. The treadmill handrail folding mechanism of claim 1, wherein: the sliding block is characterized in that a bolt hole I is formed in the top of the sliding block, a bolt hole II is formed in the left end of the sliding block, the top of the right end of the sliding block is longer than the bottom, an inclined arc surface is formed between the top and the bottom, an external thread is arranged outside a bolt column of the pull button, the bolt column is in threaded connection with the bolt hole II of the sliding block, and the limit bolt is in threaded connection with the bolt hole I.

6. The treadmill handrail folding mechanism of claim 1, wherein: the spring is located between the left end of the sliding block and the left side wall of the upright post.

7. The treadmill handrail folding mechanism of claim 1, wherein: and the sliding sleeve is fixedly welded with the upright post.

8. The treadmill handrail folding mechanism of claim 1, wherein: the through holes I are square through holes, the through holes II are round through holes, and the through holes III are bar-shaped through holes.