CN212313771U

CN212313771U - Folding mechanism, vehicle and scooter

Info

Publication number: CN212313771U
Application number: CN202020644056.1U
Authority: CN
Inventors: 刘安唐
Original assignee: Jiangmen Xinlitong Technology Co ltd
Current assignee: Jiangmen Xinlitong Technology Co ltd
Priority date: 2019-12-05
Filing date: 2020-04-24
Publication date: 2021-01-08
Anticipated expiration: 2030-04-24

Abstract

The utility model provides a folding mechanism, which comprises a first connecting part, a second connecting part, a locking part and an adjusting part, wherein the first connecting part and the second connecting part are connected through the adjusting part; the locking part comprises a main body, a first clamping block, a second clamping block and a third connecting part, and two ends of the main body are respectively connected with the first clamping block and the second clamping block. The utility model adopts a plurality of first clamping blocks and a plurality of second clamping blocks to be respectively clamped on the first connecting part and the second connecting part and matched with the first connecting part and the second connecting part, and the I-shaped locking part structure disperses the stress, thus solving the problem that the locking part of the folding mechanism is easy to damage, and leading the folding mechanism to be more reliable and durable; a vehicle comprising a handle assembly, a front wheel set, a bed and a rear wheel set, and the folding mechanism; a scooter comprises a handle component, a front wheel set, a scooter board, a rear wheel set and a folding mechanism.

Description

Folding mechanism, vehicle and scooter

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of machinery, refer in particular to a folding mechanism and utilized this kind of folding mechanism's vehicle and scooter.

[ background of the invention ]

For convenience of transportation and space saving during placement, many products now use folding mechanisms, such as scooters. Some folding mechanisms are already available on the market, and generally, in an unfolded state, the two connecting portions are fastened by using the hook of the U-shaped locking portion, and the stress of the U-shaped locking portion is concentrated due to the shape of the U-shaped locking portion, so that the U-shaped locking portion is not strong in bearing capacity.

Therefore, the folding mechanism at present has the problems that mechanical parts are easy to damage and are not durable.

[ Utility model ] content

Still have fragile, not durable problem for solving current folding mechanism, the utility model provides a novel folding mechanism and have this folding mechanism's vehicle, scooter.

The utility model provides a folding mechanism, which comprises a first connecting part, a second connecting part, a locking part and an adjusting part, wherein the first connecting part and the second connecting part are connected through the adjusting part; the locking part comprises a main body and a third connecting part, the main body comprises two opposite ends, one end of the main body is connected with at least one first clamping block, the other end of the main body is connected with at least one second clamping block, one end of the main body, which is close to the first clamping block, is connected with the third connecting part, and the third connecting part is rotatably connected with the first connecting part to realize the connection of the locking part and the first connecting part; the first connecting portion with the second connecting portion are equipped with first notch and second notch respectively, the position and the shape of first notch and second notch respectively with first fixture block with the second fixture block phase-match, first fixture block with the second fixture block can correspond the embedding first notch and second notch.

Preferably, one end of the main body is provided with two first clamping blocks arranged in parallel, the other end of the main body is provided with two second clamping blocks arranged in parallel, the two first clamping blocks and the two second clamping blocks are both arranged vertically relative to the locking direction of the locking portion, and the width of the main body is smaller than the total width of the first clamping blocks and the second clamping blocks arranged in parallel; or: the first clamping block and the second clamping block are respectively arranged on the part, close to two ends, of one surface, close to the second connecting cylinder, of the main body, and the width of the first clamping block and the width of the second clamping block are larger than or equal to the width of the main body.

Preferably, the first connecting portion includes a first connecting cylinder, two first connecting lugs and a fourth connecting portion, the first connecting cylinder is cylindrical, the first connecting lugs are arranged at one end of the first connecting cylinder close to the locking portion, the first notch is arranged at one side of the first connecting cylinder far away from the first connecting lugs, and the fourth connecting portion is arranged at a position of the first connecting cylinder far away from the first notch; the second connecting portion include second connecting cylinder and two second engaging lugs, the second connecting cylinder is cylindricly, the second engaging lug is located the one end of second connecting cylinder, the tip of first connecting lug with the tip of second engaging lug rotates to be connected, the second notch is located keep away from on the second connecting cylinder one side of second engaging lug.

Preferably, the second connecting cylinder is provided with a notch extending along the length direction of the second connecting cylinder, the position of the notch is aligned with the position of the central axis of the main body, fastening holes are arranged on two sides of the notch, and fasteners with matched sizes can pass through the fastening holes;

or: the position of the notch is staggered with the position of the central axis of the main body.

Preferably, the adjusting part comprises a wrench and an eccentric wheel located at one end of the wrench, the eccentric wheel is rotatably connected to the adjusting part, a fastening rod is further arranged on the locking part, the locking part is connected with the eccentric wheel through the fastening rod, the adjusting part further comprises a rotating shaft, and the rotating shaft penetrates through the first connecting lug and the second connecting lug to enable the first connecting lug and the second connecting lug to be rotatably connected.

Preferably, the fastening rod comprises a threaded rod and a threaded pipe, one end of the threaded rod is connected with the eccentric wheel, the other end of the threaded rod is in threaded connection with the threaded pipe, and one end, far away from the threaded rod, of the threaded pipe is connected with the main body.

Preferably, the fastening rod further comprises a fastening piece, the locking portion is provided with a fixing hole, the inner diameter of the fixing hole is smaller than the outer diameter of the threaded pipe, and the fastening piece penetrates through the fixing hole and then is further connected with the internal thread of the threaded pipe, so that the threaded pipe and the locking portion are fixed.

A vehicle comprises a handle assembly, a front wheel set, a vehicle plate, a rear wheel set and any folding mechanism, wherein the front wheel set is rotatably connected with the vehicle plate, and the rear wheel set is fixedly connected with the vehicle plate; one end of the folding mechanism is connected with the front wheel set, and the other end of the folding mechanism is connected with the vehicle plate, so that the handle assembly can be folded relative to the front wheel set and the vehicle plate.

A scooter comprises a handle component, a front wheel set, a scooter plate, a rear wheel set and any one folding mechanism, wherein the front wheel set is rotationally connected with the scooter plate, and the rear wheel set is fixedly connected with the scooter plate; one end of the folding mechanism is connected with the front wheel set, and the other end of the folding mechanism is connected with the vehicle plate, so that the handle assembly can be folded relative to the front wheel set and the vehicle plate.

Compared with the prior art, the utility model provides a folding mechanism, vehicle and scooter has following advantage:

the utility model provides a folding mechanism includes first connecting portion, second connecting portion, closure portion and regulation portion. The first connecting portion is rotatably connected with the second connecting portion, and the first clamping block and the second clamping block of the locking portion are buckled on the first connecting portion and the second connecting portion respectively. Under the unfolding state, the first clamping block and the second clamping block of the locking portion are fastened with the first connecting portion and the second connecting portion respectively, stress borne by the locking portion is dispersed by the first clamping block and the second clamping block, and the locking portion has the advantages of being not prone to damage and durable.

Furthermore, the vehicle and the scooter with the folding mechanism have the advantages that the locking part can be divided into the first clamping block and the second clamping block, the first clamping block and the second clamping block are fastened with the first connecting part and the second connecting part respectively, and the stress borne by the locking part is dispersed by the first clamping block and the second clamping block, so that the vehicle and the scooter are not easy to damage and durable.

[ description of the drawings ]

Fig. 1 is a use state diagram of a folding mechanism provided in a first embodiment of the present invention;

fig. 2 is an overall structural view of a folding mechanism provided in a first embodiment of the present invention;

fig. 3 is a structural view of the inside of a folding mechanism provided in a first embodiment of the present invention;

fig. 4 is a structural view of a first connecting portion of a folding mechanism type according to a first embodiment of the present invention;

FIG. 5 is a first schematic structural view of the locking portion shown in FIG. 2;

FIG. 6 is a second schematic structural view of the locking portion shown in FIG. 2;

fig. 7 is a front view of the present invention in an expanded state;

fig. 8 is a schematic view of the present invention in a folded state;

fig. 9 is a first schematic view of a locking part structure in a modified embodiment of the present invention;

fig. 10 is a first schematic view of a locking part structure in a modified embodiment of the present invention;

fig. 11 is a schematic view of the overall structure in a modified embodiment of the present invention;

fig. 12 is an overall structural view of a scooter according to a second embodiment of the present invention.

100. A folding mechanism; 110. a first connection portion; 111. a first connecting cylinder; 112. a first connecting lug; 113. a fourth connecting portion; 120. a locking portion; 121. A main body; 122. a first clamping block; 123. a second fixture block; 124. a third connecting portion; 130. a second connecting portion; 131. a second connecting cylinder; 132. a second engaging lug; 133. tightly closing and fixing the hole; 134. a notch; 140. a wrench; 141. An eccentric wheel; 150. a fastening rod; 151. a threaded rod; 152. a threaded pipe; 153. a fastener; 154. a fixing hole; 155. reinforcing ribs; 156. a rib plate; 160. an adjustment section; 161. a rotating shaft; 171. a first notch; 172. a second notch; 180. fastening the sleeve; 181. a containment region; 200. a scooter; 210. A handle assembly; 220. a front wheel set; 230. turning a plate; 240. a rear wheel set.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, in the folding mechanism 100 according to the first embodiment of the present invention, the folding mechanism 100 can be applied to a scooter, a bicycle, an electric vehicle or other vehicles. In the present invention, the application of the device on the scooter is described as an example: scooter 200 generally includes a front wheel set 220, a deck 230, a rear wheel set 240 and a handlebar assembly 210, wherein the rear wheel set 240 is fixedly connected to the deck 230, and the front wheel set 220 is rotatably connected to the deck 230. One end of the folding mechanism 100 is connected to the front wheel set 220 and the other end of the folding mechanism 100 is connected to the bed 230.

Referring to fig. 2, the folding mechanism 100 includes a first connecting portion 110, a second connecting portion 130, a locking portion 120 and an adjusting portion 160, and as shown in fig. 2, the second connecting portion 130 of the folding mechanism 100 is connected to the front wheel set 220, and the first connecting portion 110 is connected to the handle assembly 210. Specifically, the first connecting portion 110 and the second connecting portion 130 in the folding mechanism 100 are rotatably connected by the adjusting portion 160. When the folding is not required, the locking portion 120 is connected to the first connecting portion 110 and the second connecting portion 130 in a snap-fit manner, so as to limit the relative rotation between the first connecting portion 110 and the second connecting portion 130. When the scooter needs to be folded, the locking portion 120 releases the connection of the second connecting portion 130, and the adjusting portion 160 can be adjusted to rotate by a certain angle, so as to change the relative angle between the first connecting portion 110 and the second connecting portion 130. When the scooter 200 is in the unfolded state, the first connecting portion 110 is rotatably connected with the second connecting portion 130, so that the locking portion 120 is connected with the second connecting portion 130 in a buckling manner, and the first connecting portion 110 and the second connecting portion 130 can be fixedly connected; when the scooter 200 needs to be folded, the adjustment portion 160 regulates the relative rotation of the first connection portion 110 and the second connection portion 130 to achieve folding. Referring to fig. 3, the adjusting portion 160 further includes a wrench 140, an eccentric wheel 141 connected to one end of the wrench 140, a fastening rod 150, and a rotating shaft 161. The fastening rod 150 has one end connected to the eccentric wheel 141 and the other end connected to the locking part 120. One end of the wrench 140 away from the eccentric wheel 141 serves as a force application part. The rotating shaft 161 penetrates through the first connecting portion 110 and the second connecting portion 130 to rotatably connect the first connecting portion 110 and the third connecting portion 124, and the eccentric wheel 141 is rotatably disposed on the rotating shaft 161.

Referring to fig. 3, the fastening rod 150 includes a threaded rod 151 and a threaded tube 152, one end of the threaded rod 151 is connected to the eccentric 141, the other end is connected to the threaded tube 152, and the other end of the threaded tube 152 is connected to the locking part 120.

Referring to fig. 3, the fastening rod 150 further includes a fastening member 153, the locking portion 120 is provided with a fixing hole 154, and an inner diameter of the fixing hole 154 is smaller than an outer diameter of the threaded pipe 152, so that the threaded pipe 152 can be abutted against an edge of the fixing hole 154 to prevent the threaded pipe 152 from falling out of the fixing hole 154; the fastening member 153 passes through the fixing hole 154 to connect with the threaded tube 152, so as to fixedly connect the threaded tube 152 with the locking part 120, and the relative positions of the threaded rod 151 and the threaded tube 152 are adjusted by rotating the threaded rod 151 and the threaded tube 152, so that the overall lengths of the threaded rod 151 and the threaded tube 152 are lengthened or shortened, and the length of the fastening rod 150 is also adjusted, so that the locking part is in a proper position, and the situation that the locking part cannot be loosened or fastened is avoided.

Referring to fig. 3, the locking portion 120 includes a main body 121, a first latch 122, a second latch 123 and a third connecting portion 124. The width of the main body 121 is smaller than the widths of the first fixture block 122 and the second fixture block 123, so that the two first fixture blocks 122 and the two second fixture blocks 123 are arranged in parallel to form an i-shaped structure with two ends of the main body 121, and the third connecting portion 124 is arranged at one end of the main body 121 close to the first fixture block 122. In the using state, the first latch 122 and the second latch 123 respectively latch in the first connecting portion 110 and the second connecting portion 130, so as to connect the first connecting portion 110 and the second connecting portion 130. The structure enables the two ends of the main body 121 and the connection turning parts of the first latch 122 and the second latch 123 to be simultaneously stressed, so that the stress can be dispersed at the two connection turning parts, and the stress borne by the locking part 120 is smaller than that of the existing folding mechanism, thereby being less prone to damage and durable.

Referring to fig. 3 and 4, the first connecting portion 110 is rotatably connected to the third connecting portion 124, the first connecting portion 110 and the second connecting portion 130 are respectively provided with a first notch 171 and a second notch 172, and the first notch 171 and the second notch 172 are respectively shaped to match the first latch 122 and the second latch 123. The first notch 171 and the second notch 172 are respectively arranged on the first connecting portion 110 and the third connecting portion 124, so that the buckling position is increased, stress concentration can be avoided, and the durability of the part is enhanced.

In some embodiments, there may be a plurality of the first latch 122 and the second latch 123, and the plurality of the first latch 122 and the plurality of the second latch 123 are respectively arranged from two ends of the main body 121 to the middle; accordingly, there may be a plurality of the first and

second notches

171 and 172 arranged to cooperate with the first and

second latches

122 and 123.

In some embodiments, one end of the main body 121 is provided with two first blocks 122 arranged in parallel, the other end is provided with two second blocks 123 arranged in parallel, and both the two first blocks 122 and the two second blocks 123 are perpendicular to the locking direction of the locking portion 120. That is, the two first latches 122, the two second latches 123 and the main body 121 form an "i" shape. Here, the locking direction of the locking portion 120 may be understood as an axial direction of the first connecting portion 110 and the second connecting portion 130.

When the number of the first fastening blocks 122 and the number of the second fastening blocks 123 are three, a structure shaped like a Chinese character 'wang' is formed between the three first fastening blocks 122, the three second fastening blocks 123 and the main body 121. Referring to fig. 3, the first connecting portion 110 includes a first connecting cylinder 111, two first connecting lugs 112 and a fourth connecting portion 113, and the locking portion 120 is rotatably connected to the fourth connecting portion 113. The first connecting cylinder 111 is cylindrical, the first connecting lug 112 is arranged at one end of the first connecting cylinder 111 close to the second connecting portion 130, the first notch 171 is arranged at one side of the first connecting cylinder 111 far away from the first connecting lug 112, the fourth connecting portion 113 is arranged at the position of the first connecting cylinder 111 far away from the first notch 171, and the fourth connecting portion 113 is rotatably connected with the third connecting portion 124.

Referring to fig. 3, the second connecting portion 130 includes a second connecting cylinder 131 and two second engaging lugs 132, the second connecting cylinder 131 is cylindrical, the second engaging lugs 132 are disposed at one end of the second connecting cylinder 131 and correspond to the first engaging lugs 112, and the second notch 172 is disposed at a side away from the second engaging lugs 132. The end of the first coupling lug 112 of the first coupling cylinder 111 contacts the end of the second coupling lug 132 of the second coupling cylinder 131. The first connecting cylinder 111 and the second connecting cylinder 131 can be connected with the handle assembly 210 by means of sleeving, screwing and the like, so as to serve as a folding mechanism of the scooter 200; the wrench 140 is disposed on the rotating shaft 161 between the first engaging lug 112 and the second engaging lug 132, so as to simplify the structure and save space.

The second connecting cylinder 131 is provided with a notch 134 extending along the length direction thereof, the position of the notch 134 is aligned with the central axis of the main body 121, both sides of the notch 134 are provided with fastening holes 133, and the fastening holes 133 can be penetrated by fasteners with matched sizes so as to realize fastening of the notch 134, and the structure is fastened and the installation is convenient.

Referring to fig. 5 and 6, in the present invention, the locking portion 120 may be made of forged cast iron, and has a uniform material and is not easily damaged; the corner of one end of the second latch 123 far away from the first latch 122 and the corner of one end of the first latch 122 close to the second latch 123 are provided with rounded corners. The rounded corners can ensure that the first latch 122 and the second latch 123 have enough space to be smoothly buckled when just being buckled into the first notch 171 and the second notch 172 respectively, so as to avoid the situation that the locking part 120 is difficult to buckle and even is clamped;

the third connecting portion 124 of the locking portion 120 has a trapezoidal side shape, the thickness of the third connecting portion 124 is greater than that of the body 121, and the corner of the third connecting portion 124 is provided with a rounded corner, so that the third connecting portion 124 of the locking portion 120 has a stronger strength than that of the body 121, and thus the third connecting portion 124 is not easily damaged. A reinforcing rib 155 is arranged at the connection turning part of the main body 121 and the second latch 123 of the locking part 120. The reinforcing ribs 155 can effectively disperse the stress at the portion where the reinforcing ribs are located, and prevent the stress concentration at the portion.

As shown in fig. 7, in the unfolded state, the locking portion 120 is snap-fixedly connected to the first connecting portion 110 and the second connecting portion 130; specifically, at this time, the first latch 122 of the locking portion 120 is inserted into the first notch 171, and the second latch 123 is inserted into the second notch.

As shown in fig. 8, to convert the folding mechanism 100 to the folded state, the wrench 140 is first pulled to rotate the eccentric wheel 141 and drive the fastening rod 150 to push the locking portion 120 away from the second connecting portion 130, and then the first connecting portion 110 and the second connecting portion 130 are rotated relatively around the adjusting portion 160 to fold the folding mechanism 100. During the folding conversion, the initial state is that the first latch 122 is fitted in the first notch 171, and the second latch 123 is fitted in the second notch 172; then, as the eccentric wheel 141 drives the locking portion 120, the locking portion 120 rotates relative to the first connecting portion 110 to make the first latch 122 and the second latch 123 move away from the first notch 171 and the second notch 172, respectively, so that the first connecting portion 110 and the second connecting portion 130 can rotate relative to each other to achieve folding.

Referring to fig. 9 and 10, in some modified embodiments, the first latch 122 and the second latch 123 are respectively disposed on a surface of the main body 121 close to the second connecting cylinder 131. And are oppositely arranged at two ends of the body 121 corresponding to the length of the second connecting cylinder 131. The widths of the first latch 122 and the second latch 123 are smaller than or equal to the width of the main body 121, and the dimensions of the first latch 122 and the second latch 123 are matched with the main body 121, so that the stress concentration of the locking part 120 can be reduced, and the strength and the durability of the locking part 120 are further improved.

The rib 156 is further disposed on one surface of the main body 121 on which the first locking block 122 and the second locking block 123 are disposed, the rib 156 is connected to the first locking block 122 and the second locking block 123 at the same time, and the rib 156 connected to the first locking block 122 and the second locking block 123 can further increase the strength of the locking portion 120. The number of ribs 156 may be one or more. When the number of the ribs 156 is two, the ribs 156 are respectively disposed on two sides of one surface of the body 121 close to the second connecting cylinder 131, which is far away from the central axis of the body 121.

Referring to fig. 11, in some embodiments, the position of the notch 134 is staggered from the central axis of the main body 121, the two sides of the notch 134 are provided with fastening holes 133 with matching sizes and positions, and the fastening holes 133 can be penetrated by fasteners with matching sizes, so that the fastening of the notch 134 is realized, and the structure is fastened and the installation is convenient.

Referring to fig. 11, the folding mechanism 100 further includes a fastening sleeve 180, a cylinder of the fastening sleeve 180 protrudes toward a direction away from a central axis of the fastening sleeve 180 to form an accommodating area 181, when the folding mechanism 100 is in an unfolded state, the fastening sleeve 180 is sleeved on the first connecting portion 110, and the wrench 140 is located in the accommodating area 181, so as to prevent the wrench 140 from accidentally moving to cause the locking portion 120 to be separated from the first connecting portion 110; when the folding mechanism 100 is required to be folded, the wrench 140 can be pulled to perform the folding operation by moving the fastening sleeve 180 along the first connecting portion 110 to make the wrench 140 outside the accommodating area 181.

The specific use method is as follows:

taking a scooter as an example, when folding mechanism 100 is used on the handlebars of scooter 200: the first connecting portion 110 is connected to the front wheel set 220 of the scooter 200, and the second connecting portion 130 is connected to the handlebar assembly 210 of the scooter 200.

When the scooter 200 needs to be in the unfolded state, as shown in fig. 7 and 8, since the first connecting portion 110 is rotatably connected with the second connecting portion 130, the locking portion 120 is connected with the second connecting portion 130 in a snap-fit manner, specifically, the locking portion 120 is rotated to enable the first latch 122 of the locking portion 120 to be inserted into the first notch 171 and the second latch 123 to be inserted into the second notch 172, so that the first connecting portion 110 and the second connecting portion 130 can be fixedly connected; when the scooter needs to be folded, the wrench 140 is rotated to rotate the eccentric wheel 141, the eccentric wheel 141 drives the fastening rod 150 to drive the locking portion 120 to rotate away from the second connecting portion 130, the locking portion 120 rotates relative to the first connecting portion 110 to enable the first latch 122 and the second latch 123 to respectively leave the first notch 171 and the second notch 172, so that the first connecting portion 110 and the second connecting portion 130 return to the rotating connection state again, and at this time, the scooter can be folded by adjusting the relative angle rotation of the first connecting portion 110 and the second connecting portion 130.

Referring to fig. 12, a scooter 200 according to a second embodiment of the present invention includes a handle assembly 210, a front wheel set 220, a board 230, a rear wheel set 240, and the folding mechanism 100 according to the first embodiment of the present invention, wherein the front wheel set 220 is rotatably connected to the board 230, and the rear wheel set 240 is fixedly connected to the board 230. One end of the folding mechanism 100 is connected to the front wheel set 220 and the other end of the folding mechanism 100 is connected to the bed 230. Folding of the handle assembly 210 with the front wheel set 220 and the bed 230 may be accomplished by the folding mechanism 100.

The description of the folding mechanism 100 is identical to the folding mechanism 100 provided in the first embodiment, and will not be repeated here.

A third embodiment of the present invention provides a vehicle, the vehicle including but not limited to a foldable scooter, a foldable bicycle, a foldable electric scooter, a foldable stroller, and the like.

In some embodiments, when the vehicle is a foldable electric vehicle, the vehicle includes a handle assembly, a front wheel set, a board, a rear wheel set, and the folding mechanism as described in the first embodiment of the present invention, the front wheel set is rotatably connected to the board, and the rear wheel set 240 is fixedly connected to the board 230; one end of the folding mechanism is connected with the front wheel set, and the other end of the folding mechanism is connected with the vehicle plate, so that the handle assembly can be folded relative to the front wheel set and the vehicle plate. The description of the folding mechanism is the same as that provided in the first embodiment, and will not be repeated here.

1. the utility model provides a folding mechanism includes first connecting portion, second connecting portion, closure portion and regulation portion. The first connecting portion is rotatably connected with the second connecting portion, and a first clamping block and a second clamping block of the locking portion are clamped on the first connecting portion and the second connecting portion respectively. Under the unfolding state, the first clamping block and the second clamping block of the locking portion are fastened with the first connecting portion and the second connecting portion respectively, stress borne by the locking portion is dispersed by the first clamping block and the second clamping block, and the locking portion has the advantages of being not prone to damage and durable.

2. The locking portion 120 includes a body 121, a first latch 122, a second latch 123, and a third connecting portion 124. The width of the main body 121 is smaller than the widths of the first latch 122 and the second latch 123, so that the two first latches 122 and the two second latches 123 are arranged in parallel to form an i-shaped structure with two ends of the main body 121, the third connecting portion 124 is arranged at one end of the main body 121 close to the first latch 122, and in a use state, the first latch 122 and the second latch 123 are respectively buckled in the first connecting portion 110 and the second connecting portion 130, so that the connection between the first connecting portion 110 and the second connecting portion 130 is realized, and the two ends of the main body 121 and the connection turning portions of the first latch 122 and the second latch 123 are stressed at the same time, so that the stress can be dispersed at the two connection turning portions, and the stress borne by the locking portion 120 is smaller than that of the existing folding mechanism, and therefore is more difficult to damage and durable; or: the first latch 122 and the second latch 123 are respectively arranged on the body 121 near two ends of one surface of the second connecting cylinder 131, and the width of the first latch 122 and the width of the second latch 123 are smaller than or equal to the width of the body 121, so that the size of the first latch 122 and the size of the second latch 123 are matched with the body 121, the stress concentration of the locking part 120 can be reduced, and the strength and the durability of the locking part 120 are further improved.

3. The fastening rod comprises a threaded rod and a threaded pipe, one end of the threaded rod is connected with the eccentric wheel, the other end of the threaded rod is connected with the threaded pipe, and the other end of the threaded pipe is connected with the locking part. The relative positions of the threaded rod and the threaded pipe are adjusted through rotating, so that the threaded rod and the threaded pipe are extended or shortened, the length of the fastening rod can be adjusted, the locking part can be located at a proper position according to actual conditions, and the condition that the locking part cannot be loosened or fastened is avoided.

4. The corner of one end, far away from the first fixture block, of the second fixture block of the locking portion and the corner of one end, close to the second fixture block, of the first fixture block are provided with the round corners, and the round corners can enable the first fixture block and the second fixture block to be smoothly buckled in enough space when just being buckled into the first notch and the second notch respectively, so that the situation that the locking portion is difficult to buckle in and even cannot buckle in is avoided.

5. The second connecting cylinder 131 is provided with a notch 134 extending along the length direction thereof, the position of the notch 134 is aligned with the central axis of the main body 121, both sides of the notch 134 are provided with fastening holes 133, and the fastening holes 133 can be penetrated by fasteners with matched sizes so as to realize fastening of the notch 134, and the structure is fastened and the installation is convenient; the position of breach 134 staggers with the position of main part 121 axis, and the both sides of breach 134 all are equipped with big or small position assorted and close tight hole 133, close tight hole 133 and can supply size complex fastener to pass to realize closing tightly of breach 134, the structure is fastened, simple to operate.

6. The vehicle and the scooter with the folding mechanism have the advantages that the locking part can be divided into the first clamping block and the second clamping block, the first clamping block and the second clamping block are fastened with the first connecting part and the second connecting part respectively, and the stress borne by the locking part is dispersed by the first clamping block and the second clamping block, so that the vehicle and the scooter are not easy to damage and durable.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and all modifications, equivalents and improvements made within the principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A folding mechanism is characterized in that: the folding mechanism comprises a first connecting part, a second connecting part, a locking part and an adjusting part, wherein the first connecting part is connected with the second connecting part through the adjusting part;

the locking part comprises a main body and a third connecting part, the main body comprises two opposite ends, one end of the main body is connected with at least one first clamping block, the other end of the main body is connected with at least one second clamping block, one end of the main body, which is close to the first clamping block, is connected with the third connecting part, and the third connecting part is rotatably connected with the first connecting part to realize the connection of the locking part and the first connecting part;

the first connecting portion with the second connecting portion are equipped with first notch and second notch respectively, the position and the shape of first notch and second notch respectively with first fixture block with the second fixture block phase-match, first fixture block with the second fixture block can correspond the embedding first notch and second notch.

2. A folding mechanism as claimed in claim 1, wherein: the first connecting part comprises a first connecting cylinder, two first connecting lugs and a fourth connecting part, the first connecting cylinder is cylindrical, the first connecting lugs are arranged at one end, close to the locking part, of the first connecting cylinder, the first notch is formed in one side, far away from the first connecting lugs, of the first connecting cylinder, and the fourth connecting part is arranged at a position, far away from the first notch, of the first connecting cylinder; the second connecting portion include second connecting cylinder and two second engaging lugs, the second connecting cylinder is cylindricly, the second engaging lug is located the one end of second connecting cylinder, the tip of first connecting lug with the tip of second engaging lug rotates to be connected, the second notch is located keep away from on the second connecting cylinder one side of second engaging lug.

3. The folding mechanism of claim 2, wherein: the locking part is provided with a locking part, one end of the locking part is provided with two first clamping blocks which are arranged in parallel, the other end of the locking part is provided with two second clamping blocks which are arranged in parallel, the two first clamping blocks and the two second clamping blocks are both arranged vertically relative to the locking direction of the locking part, and the width of the locking part is smaller than the total width of the first clamping blocks and the second clamping blocks which are arranged in parallel;

or: the first clamping block and the second clamping block are arranged on one surface, close to the second connecting cylinder, of the main body, the first clamping block and the second clamping block are located at positions close to two ends of the main body, and the width of the first clamping block and the width of the second clamping block are smaller than or equal to the width of the main body.

4. A folding mechanism as claimed in claim 3, wherein: the second connecting cylinder is provided with a notch extending along the length direction of the second connecting cylinder, the position of the notch is aligned with the position of the central axis of the main body, and fastening holes are arranged on two sides of the notch and can be penetrated by fasteners with matched sizes;

5. The folding mechanism of claim 2, wherein: the adjusting part comprises a wrench and an eccentric wheel located at one end of the wrench, the eccentric wheel is rotatably connected to the adjusting part, a fastening rod is further arranged on the locking part, the locking part is connected with the eccentric wheel through the fastening rod, the adjusting part further comprises a rotating shaft, and the rotating shaft penetrates through the first connecting lug and the second connecting lug to enable the first connecting lug and the second connecting lug to be rotatably connected.

6. The folding mechanism of claim 5, wherein: the fastening rod comprises a threaded rod and a threaded pipe, one end of the threaded rod is connected with the eccentric wheel, the other end of the threaded rod is in threaded connection with the threaded pipe, and the threaded pipe is far away from one end of the threaded rod and connected with the main body.

7. The folding mechanism of claim 6, wherein: the fastening rod further comprises a fastening piece, a fixing hole is formed in the locking portion, the inner diameter of the fixing hole is smaller than the outer diameter of the threaded pipe, and the fastening piece penetrates through the fixing hole and then is further connected with the internal thread of the threaded pipe so as to fix the threaded pipe and the locking portion.

8. A vehicle, characterized in that: the vehicle comprises a handle assembly, a front wheel set, a vehicle board and a rear wheel set and the folding mechanism as claimed in any one of claims 1 to 7, wherein the front wheel set is rotatably connected with the vehicle board, and the rear wheel set is fixedly connected with the vehicle board; one end of the folding mechanism is connected with the front wheel set, and the other end of the folding mechanism is connected with the vehicle plate, so that the handle assembly can be folded relative to the front wheel set and the vehicle plate.

9. A scooter, its characterized in that: the scooter comprises a handle component, a front wheel set, a scooter plate, a rear wheel set and the folding mechanism of any one of claims 1 to 7, wherein the front wheel set is rotationally connected with the scooter plate, and the rear wheel set is fixedly connected with the scooter plate; one end of the folding mechanism is connected with the front wheel set, and the other end of the folding mechanism is connected with the vehicle plate, so that the handle assembly can be folded relative to the front wheel set and the vehicle plate.