WO2018113608A1

WO2018113608A1 - Folding mechanism and scooter having same

Info

Publication number: WO2018113608A1
Application number: PCT/CN2017/116659
Authority: WO
Inventors: 李一鹏; 田开望
Original assignee: 深圳乐行天下科技有限公司
Priority date: 2016-12-21
Filing date: 2017-12-15
Publication date: 2018-06-28
Also published as: CN206427191U

Abstract

A folding mechanism (100) comprising a first connecting element (1), a second connecting element (2) and a locking apparatus (3), one end of the first connecting element (1) being provided with a first mating part (11), and one end of the second connecting element (2) being provided with a second mating part (21) connecting to the first mating part (11), the second mating part (21) being capable of rotating around a horizontal axis between a first position and a second position relative to the first mating part (11). When the second mating part (21) switches from the first position to the second position, the second connecting element (2) folds relative to the first connecting element (1), and when the second mating part (21) switches from the second position to the first position, the second connecting element (2) unfolds relative to the first connecting element (1). The locking apparatus (3) is movably sleeved on one of the first mating part (11) and the second mating part (21), so as to lock and unlock the first connecting element (1) and the second connecting element (2) in the first position.

Description

Folding mechanism and scooter with the same

Technical field

The present invention relates to a folding mechanism and a scooter having the same.

Background technique

In order to save storage space, the handle of a scooter, electric car or bicycle usually has a folding function, and the handle is folded during storage, and the handle is unfolded during use. In order to ensure the reliability when the handle is deployed in the use state, a locking device is required on the handle to lock when the handle is deployed. The locking device of the related art has a complicated structure, many locking and unlocking steps, and low locking reliability.

Summary of the invention

Based on this, it is necessary to provide a folding mechanism and a scooter having the advantages of convenient locking and unlocking, low manufacturing cost, and high locking reliability.

A folding mechanism comprising:

a first connecting member, one end of the first connecting member is provided with a first mating portion;

a second connecting member, one end of the second connecting member is provided with a second engaging portion connected to the first engaging portion, and the second engaging portion can be in the first position and the first portion with respect to the first engaging portion Rotating between two positions about a horizontal axis, when the second mating portion is switched from the first position to the second position, the second connecting member is folded relative to the first connecting member, when the first When the two mating portions are switched from the second position to the first position, the second connecting member is unfolded relative to the first connecting member;

a locking device, the locking device is movably sleeved on one of the first mating portion and the second mating portion to the first of the first connecting member and the second connecting member Position into Line lock and unlock.

A scooter comprising any of the folding mechanisms described above.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and those skilled in the art can obtain drawings of other embodiments according to the drawings without any creative work.

1 is a schematic structural view of a folding mechanism of a first embodiment, wherein the folding mechanism is in an unfolded locking state;

Figure 2 is a cross-sectional view of the folding mechanism shown in Figure 1;

Figure 3 is a schematic structural view of the folding mechanism shown in Figure 1, wherein the folding mechanism is in an unfolded unlocked state;

Figure 4 is a cross-sectional view of the folding mechanism shown in Figure 3;

Figure 5 is a schematic view showing the structure of the folding mechanism shown in Figure 1, wherein the folding mechanism is in a folded state;

Figure 6 is a cross-sectional view of the folding mechanism of the second embodiment, wherein the folding mechanism is in an unfolded locked state;

Figure 7 is a schematic structural view of the folding mechanism shown in Figure 6, wherein the folding mechanism is in a folded state;

Figure 8 is a cross-sectional view of the folding mechanism of the third embodiment, wherein the folding mechanism is in an unfolded locked state;

Figure 9 is a schematic structural view of the folding mechanism shown in Figure 8, wherein the folding mechanism is in a folded state;

Figure 10 is a cross-sectional view of the folding mechanism of the fourth embodiment;

Figure 11 is a cross-sectional view of the folding mechanism of the fifth embodiment;

Figure 12 is a schematic structural view of the first limiting member of the folding mechanism shown in Figure 11;

Figure 13 is a schematic view showing the structure of another embodiment of the first stopper of the folding mechanism shown in Figure 11; Figure.

detailed description

In order to facilitate the understanding of the present invention, a folding mechanism and a scooter having the same will be described more fully hereinafter with reference to the accompanying drawings. A preferred embodiment of the folding mechanism and the scooter having the same is given in the drawings. However, the folding mechanism and the scooter having it can be implemented in many different forms and is not limited to the embodiments described herein. Rather, the purpose of providing these embodiments is to make the disclosure of the folding mechanism and the scooter having the same more thorough and comprehensive.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. The terminology used herein in the specification of the folding mechanism and the scooter having the same is for the purpose of describing the specific embodiments and is not intended to limit the invention. The term "and/or" used herein includes any and all combinations of one or more of the associated listed items.

As shown in FIGS. 1-11, the folding mechanism 100 includes a first connecting member 1 and a second connecting member 2.

One end of the first connecting member 1 is provided with a first mating portion 11 , and one end of the second connecting member 2 is provided with a second mating portion 21 connected to the first mating portion 11 , and the second mating portion 21 is opposite to the first mating portion 11 . Rotatable about a horizontal axis between the first position and the second position such that the second connector 2 is rotatable about the horizontal axis between the first position and the second position relative to the first connector 1 when When the two mating portions 21 are switched from the first position to the second position, the second connecting member 2 is folded relative to the first connecting member 1, and when the second mating portion 21 is switched from the second position to the first position, the second connection The piece 2 is unfolded relative to the first connector 1.

It should be noted here that the first connecting member 1 and the second connecting member 2 can be any component of the structure to be folded, for example, when the folding structure is applied to the folding of the handle of the scooter (for example, as shown in FIGS. 1 to 11). The first connecting member 1 can be a handle rail, and the second connecting member 2 can be a handle grip. In the following description of the present application, the first connecting member 1 is a handle rail, and the second connecting member 2 is a handle grip bar. For example, the present application is not limited thereto, and the folding mechanism 100 can also be used for a skateboard. The folding of the vehicle body can be used for structural folding in other fields, for example, for bicycles and electric vehicles.

When the folding mechanism 100 is applied to the folding of the handle of the scooter, as shown in FIGS. 1 to 11, the first connecting member 1 is a handle crossbar, and the second connecting member 2 is a handle grip bar, and the first position can be a figure. 1 , FIG. 6, FIG. 8, FIG. 10 to FIG. 11 , wherein the first connecting member 1 and the second connecting member 2 are located, and the second position may be the first connecting member 1 in FIGS. 5 and 7 and The position at which the second connector 2 is located.

In addition, the folding mechanism 100 further includes a locking device 3 movably sleeved on one of the first mating portion 11 and the second mating portion 21 to the first connecting member 1 and the second connecting member 2 The first position is locked and unlocked, and the first position locking and unlocking of the first connector 1 and the second connector 2 can be achieved by the movement of the locking device 3.

Specifically, the locking device 3 is movably sleeved on one of the first mating portion 11 and the second mating portion 21 when the locking device 3 faces the other of the adjacent first mating portion 11 and second mating portion 21 When moving and moving at a certain position, the relative position between the first connecting member 1 and the second connecting member 2 is fixed, the second connecting member 2 is locked at the deployed position; when the locking device 3 faces away from the first fitting portion 11 When the other of the second mating portions 21 moves and moves to a certain position, the second connecting member 2 is unlocked, and the second connecting member 2 can be folded relative to the first connecting member 1.

The folding mechanism 100 realizes the unfolding between the first connecting member 1 and the second connecting member 2 by providing the locking device 3 on one of the first fitting portion 11 and the second fitting portion 21, and by the movement of the locking device 3. Fixing and unlocking, the folding mechanism 100 is easy to unlock and unlock, has low manufacturing cost, and has high locking reliability.

Alternatively, the locking device 3 may be formed in a cylindrical shape. When the folding mechanism 100 is in the unfolded locking state, the folding mechanism 100 as a whole can maintain a cylindrical appearance, and the structure is beautiful, and the folding mechanism 100 has no sharp portion as a whole, and is not easy to hurt the hand.

In some embodiments, as shown in Figures 1-5 and 8-11, the locking device 3 is movably The second mating portion 21 is fixed to the second mating portion 21 when the locking device 3 moves toward the end surface 8 of the first mating portion 11 adjacent to the second mating portion 21 and abuts against the end surface 8 At one location, complete the expansion lock. When the locking device 3 moves away from the end surface 8 of the first mating portion 11 and is separated from the end surface 8, the unlocking process is completed, the second mating portion 21 can be moved from the first position toward the second position, and the second connecting member 2 is opposite to the first The connector 1 is folded. The folding mechanism 100 is convenient for unlocking and unlocking. When the locking device 3 is in the unfolded locking state, the locking device 3 and the end surface 8 of the first engaging portion 11 have no gap and are pressed against each other, so that the locking is more reliable, thereby improving the user's use process. Security in the middle.

Preferably, as shown in FIG. 8 to FIG. 9, the first engaging portion 11 is provided with a boss 104, and the locking device 3 is provided with a groove 31 that cooperates with the boss 104 when the folding mechanism 100 is in the unfolded state. The boss 104 on the first mating portion 11 can be inserted into the recess 31 on the locking device 3, thereby making the unfolding locking of the folding mechanism 100 more stable and reliable.

Of course, the present application is not limited thereto. The first mating portion 11 may be provided with a recess 31. The locking device 3 may be provided with a boss 104 that cooperates with the recess 31. The unfolding and locking of the folding mechanism 100 is more stable and reliable. And the structural design of the folding mechanism 100 is made more diverse.

In other embodiments, as shown in FIGS. 6-7, the locking device 3 is movably sleeved on the first mating portion 11 when the locking device 3 faces the second mating portion 21 adjacent to the first mating portion 11. When the end faces move and abut against the end faces of the second fitting portions 21, the second fitting portion 21 is fixed at the first position to complete the deployment locking. When the locking device 3 moves away from the end surface of the second engaging portion 21 and is separated from the end surface, the unlocking process is completed, the second engaging portion 21 is movable from the first position toward the second position, and the second connecting member 2 is opposite to the first connecting member 1 fold. The setting of the locking device 3 is more flexible and diversified, and the folding mechanism 100 is easy to unlock and unlock. When the locking device 3 is in the unfolded locking state, the locking device 3 and the end surface of the second engaging portion 21 have no gap and are pressed against each other. Locking is more reliable, which can improve the security of users during use.

Alternatively, as shown in FIGS. 1-9 and 11, the end face 8 of the first mating portion 11 mated with the locking device 3 may be parallel to the vertical plane to facilitate the production process of the folding mechanism 100; or alternatively, As shown in FIG. 10, the end face 8 of the first fitting portion 11 that cooperates with the locking device 3 can be inclined to a vertical plane, thereby making the structure of the folding mechanism 100 more diverse, and the first fitting portion 11 and the locking device 3 can be made The locking fit between the two is more reliable. Likewise, the end face of the second mating portion 21 that cooperates with the locking device 3 can also be parallel to the vertical plane or inclined to the vertical plane.

In some embodiments, the locking device 3 is provided with an internal thread, and the first engaging portion 11 or the second engaging portion 21 is provided with an external thread that cooperates with the internal thread, and the locking device 3 is fixed to the first engaging portion 11 by a threaded fit. Or the second engaging portion 21 is realized by the screwing locking device 3 to move on the first engaging portion 11 or the second engaging portion 21, the locking device 3 is simple and convenient to move, and the locking device 3 is opposite to the first connecting member 1 The reliability of locking between the second connector 2 and the second connector 2 is high.

In some embodiments, as shown in FIGS. 1-5, 8-11, the folding mechanism 100 further includes a rotating shaft 4 including a third mating portion 41 and a fourth mating portion 42, a third fit The portion 41 is fixedly coupled to the second mating portion 21, and the fourth mating portion 42 is hingedly connected to the first mating portion 11 through the pin 5, thereby achieving a rotational connection between the first connecting member 1 and the second connecting member 2, first The connection between the connector 1 and the second connector 2 is more flexible.

Further, as shown in FIG. 1 to FIG. 5 and FIG. 8 to FIG. 11 , the first mating portion 11 defines a mounting cavity 101 that is open on the right side, and the fourth mating portion 42 is disposed in the mounting cavity 101. The first positioning hole 102 is formed in the front portion of the first positioning hole 102. The second positioning portion 42 is provided with a second positioning hole 421 communicating with the first positioning hole 102. The pin 5 is disposed in the first positioning hole 102. And the second positioning hole 421.

Preferably, as shown in FIGS. 11-13, the folding mechanism 100 further includes a first limiting member 6 and a second limiting member 7. The first limiting member 6 is sleeved on the pin 5, and the first limit is The member 6 includes a first limiting portion 61 and a second limiting portion 62 connected to each other. The first limiting portion 61 is disposed between the front side wall of the fourth fitting portion 42 and the inner wall of the mounting cavity 101, and the second limit The portion 62 is disposed between the pin 5 and the inner wall of the second positioning hole 421, the second limiting member 7 is sleeved on the pin 5, and the second limiting member 7 includes a third limiting portion 71 and a first portion connected to each other. The fourth limiting portion 72 is disposed before the rear side wall of the fourth fitting portion 42 and the inner wall of the mounting cavity 101, and the fourth limiting portion 72 is disposed inside the pin 5 and the second positioning hole 421. Between the walls, the first limiting member 6 and the second limiting member 7 play a limiting role during the relative rotation of the first connecting member 1 and the second connecting member 2, so that the first engaging portion 11 and the fourth matching portion The cooperation between the portions 42 is not too loose, and the first limiting member 6 and the second limiting member 7 can also generate damping and lubrication to prevent the rotating pair from shaking or being stuck, and in the unfolded or folded state, Shaking between the first connecting member 1 and the second connecting member 2 can be avoided.

Optionally, the first limiting portion 61 and the third limiting portion 71 are formed as "hemispherical" (as shown in FIG. 12) or "semi-columnar" (as shown in FIG. 13), and the structure is beautiful, first The limiting portion 61 and the third limiting portion 71 can be better fitted to the inner wall of the first engaging portion 11, and the limiting effect is good. Of course, the present application is not limited thereto, and the first limiting portion 61 and the third limiting portion 71 may be formed in a polygonal shape or the like.

In some embodiments, as shown in FIG. 1 to FIG. 10, the wall of the first engaging portion 11 is provided with a relief opening 103 extending through the thickness thereof. The relief opening 103 extends in the left-right direction and extends through the left side of the first mating portion 11. The right end edge is such that when the second connecting member 2 is relatively rotated relative to the first connecting member 1, the second engaging portion 21 can be folded or unfolded through the escape opening 103, and the size of the first engaging portion 11 is constant. Next, a relief opening 103 through which the second mating portion 21 can pass is disposed on the first mating portion 11, and the second connector 2 is more rotatable relative to the first connector 1 and has a better folding effect.

The folding mechanism 100 can be applied to a scooter. By setting the folding mechanism 100, the scooter makes the folding and unfolding of the scooter more convenient, and the unfolding and locking reliability of the scooter is higher.

The technical features of the above-described embodiments may be arbitrarily combined. For the sake of brevity of description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be considered as the scope of this manual.

The above-described embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims

A folding mechanism, comprising:

a first connecting member, one end of the first connecting member is provided with a first mating portion;

a second connecting member, one end of the second connecting member is provided with a second engaging portion connected to the first engaging portion, and the second engaging portion can be in the first position and the first portion with respect to the first engaging portion Rotating between two positions about a horizontal axis, when the second mating portion is switched from the first position to the second position, the second connecting member is folded relative to the first connecting member, when the first When the two mating portions are switched from the second position to the first position, the second connecting member is unfolded relative to the first connecting member;

a locking device, the locking device is movably sleeved on one of the first mating portion and the second mating portion to the first of the first connecting member and the second connecting member The position is locked and unlocked.
The folding mechanism according to claim 1, wherein the locking device is movably sleeved on the second engaging portion when the locking device faces the second mating portion adjacent to the second mating portion When the end surface of the portion moves and abuts against the end surface of the first mating portion, the second mating portion is locked at the first position, and when the locking device moves away from the end surface of the first mating portion And when separated from the end surface of the first mating portion, the second mating portion is movable from the first position toward the second position.
The folding mechanism according to claim 2, wherein the first engaging portion is provided with a boss, and the locking device is provided with a groove that cooperates with the boss.
The folding mechanism according to claim 2, wherein the first engaging portion is provided with a groove, and the locking device is provided with a boss that cooperates with the groove.
The folding mechanism according to claim 2, wherein an end surface of the first engaging portion that cooperates with the locking device is parallel to a vertical plane, or an end surface of the first mating portion that cooperates with the locking device Tilt to the vertical plane.
The folding mechanism according to claim 1, wherein said locking means is movably sleeved on said first engaging portion, said said locking means being adjacent to said second engaging portion When the end surface of the first mating portion moves and abuts against the end surface of the second mating portion, the second mating portion is locked at the first position when the locking device is away from the second mating portion The second mating portion is movable from the first position toward the second position when the end surface moves and is separated from the end surface of the second mating portion.
The folding mechanism according to claim 6, wherein an end surface of the second engaging portion that cooperates with the locking device is parallel to a vertical plane, or an end surface of the second engaging portion that engages with the locking device Tilt to the vertical plane.
The folding mechanism according to any one of claims 1 to 7, wherein the locking device is provided with an internal thread, and the first engaging portion or the second engaging portion is provided with the internal thread Fitted external thread.
The folding mechanism according to any one of claims 1 to 7, further comprising a rotating shaft, wherein the rotating shaft includes a third engaging portion and a fourth engaging portion, and the third engaging portion is fixed to the second engaging portion Connected, the fourth mating portion and the first mating portion are hingedly connected by a pin.
The folding mechanism according to claim 9, wherein the first engaging portion defines a mounting cavity that is open on the right side, and the fourth mating portion is disposed in the mounting cavity, the first mating portion a first positioning hole penetrating through the first engaging portion in a front-rear direction, and a second positioning hole communicating with the first positioning hole is disposed on the fourth engaging portion, the pin is disposed in the The first positioning hole and the second positioning hole are inside.
The folding mechanism according to claim 10, further comprising a first limiting member and a second limiting member, wherein the first limiting member is sleeved on the pin, the first limiting position The piece includes a first limiting portion and a second limiting portion connected to each other, the first limiting portion being disposed between the front side wall of the fourth fitting portion and the inner wall of the mounting cavity, the second a limiting portion is disposed between the pin and the inner wall of the second positioning hole;

The second limiting member is sleeved on the pin, the second limiting member includes a third limiting portion and a fourth limiting portion connected to each other, and the third limiting portion is disposed on the pin The fourth limiting portion is disposed in the pin and the second positioning hole before the rear side wall of the fourth fitting portion and the inner wall of the mounting cavity Between the walls.
The folding mechanism according to claim 11, wherein the first limiting portion and the third limiting portion are formed in a hemispherical shape or a semi-columnar shape.
The folding mechanism according to claim 10, wherein the wall of the first engaging portion is provided with a escaping opening, the escaping opening penetrating through the wall of the first engaging portion, and the escaping opening extends in the left-right direction And extending through the left end edge and the right end edge of the first mating portion.
A scooter characterized by comprising a folding mechanism according to any one of claims 1-13.