CN111846085A

CN111846085A - Folding mechanism of three-wheel electric scooter

Info

Publication number: CN111846085A
Application number: CN202010825767.3A
Authority: CN
Inventors: 金正锦
Original assignee: Mclaren Weihai Electric Vehicle Co ltd
Current assignee: Nujin (Weihai) Electric Vehicle Co.,Ltd.
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2020-10-30

Abstract

The invention discloses a folding mechanism of a three-wheel electric scooter, and relates to the technical field of electric scooter equipment. The folding bicycle is provided with a bicycle frame main body, a first folding part and a second folding part, wherein the bicycle frame main body is provided with a front supporting part, a first pedal part and a second pedal part, the front supporting part is movably connected with the first pedal part, the first pedal part is movably connected with the second pedal part, the first folding part comprises a first folding rod and a first connecting rod, and the first folding part is movably connected with the front supporting part through the first folding rod; the second folding portion comprises a second folding rod, a sliding rod assembly and a supporting piece a, the end portion of the second folding rod is connected with the sliding rod assembly, the sliding rod assembly is provided with a sliding rod, a pin shaft and a pin shaft spring, and the two end portions of the first connecting rod are movably connected with the supporting piece a on the second folding portion through the driving rod. The folding mechanism is simple, the operation is more convenient and faster, the time and the labor are saved, and the folding efficiency is high.

Description

Folding mechanism of three-wheel electric scooter

Technical Field

The invention relates to the technical field of electric scooter equipment, in particular to a folding mechanism of a three-wheel electric scooter.

Background

With the continuous improvement of living standard of people, body-building, leisure and entertainment become an essential part of people's life, and various scooters belong to one of hot products at present. The electric scooter is a novel portable single vehicle, has the characteristics of energy conservation and environmental protection, and is convenient and safe to use; because the scooter has numerous advantages, make it more and more receive people's liking.

In order to facilitate the storage and carrying, the existing electric scooter is generally designed to be of a foldable structure so as to reduce the size of the scooter, thereby facilitating the storage and carrying of the scooter. But current electric scooter beta structure is more complicated, and folding process is very loaded down with trivial details, and folding process is slower, inefficiency, and folding steadiness is relatively poor, but also increases cost and folding mechanism's volume, and user experience is poor.

Disclosure of Invention

The invention provides a folding mechanism of a three-wheel electric scooter, aiming at the technical problems of the existing electric scooter.

In order to solve the technical problems, the foldable bicycle is provided with a bicycle frame main body, a first folding part and a second folding part, wherein the bicycle frame main body is provided with a front supporting part, a first pedal part and a second pedal part; the second folding portion comprises a second folding rod, a sliding rod assembly and a supporting piece a, the end portion of the second folding rod is connected with the sliding rod assembly, the sliding rod assembly is provided with a sliding rod, a pin shaft and a pin shaft spring, the two end portions of the first connecting rod are connected with the supporting piece a in the second folding portion in a movable mode through driving rods, and the two ends of each driving rod are respectively connected with the first connecting rod and the supporting piece a in a movable mode.

Preferably, the first pedal part is provided with a first pedal support, the upper end of the first pedal support is provided with a first upper cover plate, and the lower end of the first pedal support is provided with a first lower cover plate; the second pedal portion is provided with a second pedal support, a second upper cover plate is arranged at the upper end of the second pedal support, and a second lower cover plate is arranged at the lower end of the second pedal support.

Preferably, the two end portions of the first folding rod are provided with mounting holes, a rotating shaft a and a rotating shaft b are respectively sleeved in the two mounting holes, one end of the first folding rod is connected with the front supporting part through a fixing pin and the rotating shaft a, and the other end of the first folding rod is connected with the middle portion of the first connecting rod through the rotating shaft b.

Preferably, the first folding rod is perpendicular to the rotating shaft a and the rotating shaft b, the rotating shaft a is sleeved on the outer side of the fixing pin, and the rotating shaft b is sleeved in the middle of the first connecting rod.

Preferably, support piece a sets up in the outside of second pedal support, and is connected with second pedal support, and the slide bar subassembly is provided with two sets ofly, and the symmetry sets up respectively at the folding pole both ends of second, and the slide bar subassembly all is connected with the folding pole of second through the slide bar.

Preferably, the slide bar is perpendicular to the second folding bar, the pin shaft and the pin shaft spring are both arranged on the slide bar, the pin shaft and the pin shaft spring are both arranged at one end of the slide bar far away from the first pedal support, and the pin shaft spring is sleeved at the end part of the slide bar and clamped through the pin shaft.

Preferably, the first connecting rod is arranged on the inner side below the first pedal part, and two ends of the first connecting rod are connected with the first pedal bracket; the second folding rod is arranged at the position where the first pedal part and the second pedal part are connected, the two ends of the second folding rod are connected with the second pedal support, and the first connecting rod and the second folding rod are arranged in parallel.

Preferably, one end part of the sliding rod, which is close to the first pedal support, is connected with a clamping piece, the clamping piece is arranged on the second pedal support, and the other end of the sliding rod is provided with a second sliding rod and a sliding spring.

Preferably, the periphery of the second folding rod is provided with an outer cover plate, one end part of the first upper cover plate, which is close to the second pedal part, is provided with a fixing part, the fixing part is adjacent to and parallel to the second folding rod, and the fixing part is connected with the second pedal bracket.

Compared with the prior art, the invention has the following beneficial effects:

the folding device is simple in structure, novel in folding mechanism, simple, convenient and fast to operate, and firm and reliable in folding. When three-wheeled electric scooter need be folding, through setting up second folding rod and mounting, under the fixed fulcrum effect of mounting, the second folding rod removes to the mounting, and simultaneously under the effect of second folding portion, first footboard portion is accomplished with the folding of second footboard portion. Meanwhile, under the connecting action of the driving rod, the first folding part and the second folding part are in linkage folding action, and the first folding part completes the folding work of the front supporting part and the first pedal part. The folding electric scooter has the advantages of time saving, high folding efficiency, smaller structure and space saving.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the frame body of the present invention;

FIG. 3 is a partially enlarged view of the first folded part according to the present invention;

FIG. 4 is a partially enlarged view of the second folded part according to the present invention;

FIG. 5 is a partial schematic view of a second pedal bracket according to the present invention;

FIG. 6 is a schematic view of the construction of the drive rod of the present invention;

fig. 7 is a schematic top view of the present invention.

The symbols in the figures indicate:

1. a frame main body; 10. a front support portion; 11. a first pedal portion; 111. a first pedal bracket; 112. a first upper cover plate; 1121. a fixing member; 113. a first lower cover plate; 12. a second pedal portion; 121. a second pedal bracket; 1211. a limiting part; 1212. a groove part; 1213. a clamping groove; 122. a second upper cover plate; 123. a second lower cover plate;

2. a first folding portion; 21. a first folding bar; 211. mounting holes; 22 a first connecting rod; 23. a rotating shaft a; 24. a rotating shaft b; 25. a fixing pin; 26. a locking pin;

3. a second folding section; 31. a second folding bar; 32. a slide bar assembly; 321. a slide bar; 322. a pin shaft; 323. a pin spring; 33. a support member a; 34. an outer cover plate; 35. a clamping piece; 36. a second slide bar; 37. a slide spring;

4. a drive rod.

Detailed Description

The invention is further described below in conjunction with the drawings and the specific embodiments to assist in understanding the contents of the invention. Terms used in the present invention are all terms that are conventional in the industry, unless otherwise specified.

Referring to fig. 1 to 7, the invention provides a folding mechanism of a three-wheeled electric scooter, which is provided with a frame main body 1, a first folding portion 2 and a second folding portion 3, wherein the first folding portion 2 and the second folding portion 3 are both arranged on the frame main body 1, the frame main body 1 is sequentially provided with a front support portion 10, a first pedal portion 11 and a second pedal portion 12 from front to back, the front support portion 10 is movably connected with the first pedal portion 11, the first pedal portion 11 is movably connected with the second pedal portion 12, and the front support portion 10 and the first pedal portion 11 are obliquely arranged at an angle.

The first pedal part 11 is provided with a first pedal bracket 111, the upper end of the first pedal bracket 111 is provided with a first upper cover plate 112, and the lower end of the first pedal bracket 111 is provided with a first lower cover plate 113; the second pedal portion 12 is provided with a second pedal bracket 121, a second upper cover plate 122 is provided at the upper end of the second pedal bracket 121, and a second lower cover plate 123 is provided at the lower end of the second pedal bracket 121.

The first folding portion 2 is provided between the front support 10 and the first step portion 11, and the first folding portion 2 is mainly used for folding the front support 10 and the first step portion 11. The first folding portion 2 includes a first folding bar 21, a first connecting bar 22, one end of the first folding bar 21 is connected to the front support 10, and the other end is connected to the first connecting bar 22. The two ends of the first folding rod 21 are respectively provided with a mounting hole 211, the mounting holes 211 at the two ends are respectively sleeved with a rotating shaft a23 and a rotating shaft b24, the rotating shaft a23 is fixedly arranged on the front supporting part 10 through a fixing pin 25, the fixing pin 25 is inserted inside the rotating shaft a23, and one end of the first folding rod 21 can rotate around the rotating shaft a23 through the mounting hole 211.

The rotating shaft b24 is sleeved on the middle portion of the first connecting rod 22, both ends of the first connecting rod 22 are connected to the first pedal bracket 111, and the first connecting rod 22 is disposed between the first upper cover plate 112 and the first lower cover plate 113. One end of the first folding rod 21 is connected to the rotating shaft a23, the other end of the first folding rod 21 is connected to the first connecting rod 22 through the rotating shaft b24, the first folding rod 21 is perpendicular to the rotating shaft a23 and the rotating shaft b24, and the other end of the first folding rod 21 can rotate around the first connecting rod 22 through the rotating shaft b 24.

In this embodiment, the second folded portion 3 is mainly used for folding the first step portion 11 and the second step portion 12, the second folded portion 3 is disposed on the second step bracket 121, the second folded portion 3 includes a second folded rod 31, a sliding rod assembly 32, and a supporting member a33, and the second folded rod 31 is disposed in parallel with the first connecting rod 22. The sliding rod assemblies 32 are provided with two groups, which are symmetrically arranged at two ends of the second folding rod 31 respectively, and two ends of the second folding rod 31 are connected with the sliding rod assemblies 32, so that the sliding rod assemblies 32 can be driven to move synchronously when the second folding rod 31 moves.

Further, as shown in fig. 5, the sliding rod assembly 32 is disposed in the groove portion 1212 of the second pedal bracket 121, the sliding rod assembly 32 is provided with a sliding rod 321, a pin 322 and a pin spring 323, the sliding rod 321 is a round rod-shaped structure, and two ends of the second folding rod 31 are sleeved on the sliding rod 321 and are disposed perpendicular to the sliding rod 321. The pin shaft 322 and the pin shaft spring 323 are both arranged on the sliding rod 321, and the pin shaft 322 and the pin shaft spring 323 are both arranged at one end of the sliding rod 321 far away from the first pedal bracket 111; the pin shaft spring 323 is sleeved at the end part of the sliding rod 321, and the pin shaft 322 is arranged at one side of the pin shaft spring 323 away from the end part of the sliding rod 321 and is perpendicular to the sliding rod 321; one end of the pin spring 323 is secured by a pin 322, and the other end is fixed by a stopper 1211 provided at the upper end of the second pedal bracket 121.

Further, the second folding rod 31 is disposed at a position where the first step portion 11 and the second step portion 12 are connected, and an outer cover plate 34 is disposed on the outer circumference of the second folding rod 31, and the outer cover plate 34 and the second folding rod 31 move synchronously. One end portion, close to first pedal support 111, on slide bar 321 is connected with joint 35, and joint 35 is used for the spacing joint to slide bar 321 tip, and joint 35 is fixed to be set up on second pedal support 121. A second sliding rod 36 and a sliding spring 37 are disposed at an end point of the other end of the sliding rod 321 at a certain distance, the sliding spring 37 is sleeved on the outer periphery of the second sliding rod 36, and an end portion of the second sliding rod 36 is also disposed in the groove portion 1212 of the second pedal bracket 121.

The second pedal bracket 121 is provided with a square fastening groove 1213 at a position where the second folding rod 31 is connected, and both ends of the second folding rod 31 are disposed in the fastening grooves 1213 of the second pedal bracket 121. When the second folding rod 31 is pulled, the second folding rod 31 drives the sliding rod 321 to move in a direction away from the first pedal bracket 111, the second folding rod 31 moves from one end of the clamping groove 1213 to the other end, and the sliding rod 321 compresses the pin spring 323 to move; when the pin spring 323 continues to be compressed, the sliding rod 321 abuts against the second sliding rod 36, and then the spring continues to be compressed; when the end of the second sliding rod 36 moves away from the groove portion 1212 of the second pedal bracket 121, and the end of the second folding rod 31 moves to the other end of the clamping groove 1213 at this time, the second folding rod cannot move continuously, and is folded and turned, so that the folding work of the electric scooter can be completed.

Furthermore, the two end portions of the first connecting rod 22 are vertically hinged to the driving rod 4, a locking pin 26 is disposed at the end portion of the first connecting rod 22 and located outside the driving rod 4, and the locking pin 26 is used for locking the limit driving rod 4; the other end of the driving rod 4 is movably hinged with the second folding part 3 through a supporting part a 33; the support a33 is disposed outside the second pedal bracket 121 and connected to the second pedal bracket 121, and the support a33 is disposed inside the drive lever 4. Under the effect of actuating lever 4, first folding portion 2 forms linkage motion with second folding portion 3, and the folding work of first footboard portion 11 and second footboard portion 12 is accomplished to second folding portion 3, and the folding work of front support portion 10 and first footboard portion 11 is accomplished to first folding portion 2, and folding work is carried out with second folding portion 3 in step to first folding portion 2 this moment to accomplish electric scooter's folding.

Further, in this embodiment, a fixing member 1121 is disposed at one end of the first upper cover 112 close to the second pedal portion 12, the fixing member 1121 is disposed at the right side of the second folding rod 31 and is disposed parallel to the second folding rod 31, and two ends of the fixing member 1121 are connected to the second pedal bracket 121. The fixing part 1121 plays a role of folding a fixing fulcrum, and when the second folding rod 31 is pulled to approach the fixing part 1121, the fixing part 1121 is kept still, and then the folding of the electric scooter is completed under the action of the folding mechanism.

When the three-wheeled electric scooter needs to be folded and stored after being used, first, the second folding rod 31 and the fixing piece 1121 are grasped by both hands, the second folding rod 31 moves toward the fixing piece 1121 under the action of the fixing fulcrum of the fixing piece 1121, and simultaneously, the first pedal portion 11 and the second pedal portion 12 are folded under the action of the second folding portion 3. Simultaneously under the linkage of actuating lever 4, first folding portion 2 takes place the linkage action with second folding portion 3, presses front support portion 10 downwards this moment, and under the effect of first folding rod 21, front support portion 10 accomplishes with first footboard portion 11 and folds to accomplish three-wheeled electric scooter's folding work. The second folding rod 31 and the fixing part 1121 can also be used as a handle, so that the folded electric vehicle can be conveniently moved. The folding device is simple and convenient to fold and high in folding efficiency.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," "includes," "including," "has been provided with," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. A folding mechanism of a three-wheeled electric scooter is provided with a frame main body, a first folding part and a second folding part, and is characterized in that the frame main body is provided with a front supporting part, a first pedal part and a second pedal part, the front supporting part is movably connected with the first pedal part, the first pedal part is movably connected with the second pedal part, the first folding part comprises a first folding rod and a first connecting rod, and the first folding part is movably connected with the front supporting part through the first folding rod; the second folding part comprises a second folding rod, a sliding rod assembly and a supporting piece a, the end part of the second folding rod is connected with the sliding rod assembly, the sliding rod assembly is provided with a sliding rod, a pin shaft and a pin shaft spring, the two ends of the first connecting rod are movably connected with the supporting piece a on the second folding part through driving rods, and the two ends of the driving rods are respectively movably connected with the first connecting rod and the supporting piece a.

2. The folding mechanism of three-wheeled electric scooter according to claim 1, wherein the first pedal portion is provided with a first pedal bracket, a first upper cover plate is provided at an upper end of the first pedal bracket, and a first lower cover plate is provided at a lower end of the first pedal bracket; the second pedal portion is provided with a second pedal support, a second upper cover plate is arranged at the upper end of the second pedal support, and a second lower cover plate is arranged at the lower end of the second pedal support.

3. The folding mechanism of three-wheeled electric scooter according to claim 2, wherein the first folding rod has two ends each provided with a mounting hole, two of the mounting holes are respectively sleeved with a rotating shaft a and a rotating shaft b, one end of the first folding rod is connected with the front support part through a fixing pin and a rotating shaft a, and the other end of the first folding rod is connected with the middle part of the first connecting rod through a rotating shaft b.

4. The folding mechanism of three-wheeled electric scooter according to claim 3, wherein the first folding rod is perpendicular to the rotating shaft a and the rotating shaft b, the rotating shaft a is sleeved on the outer side of the fixing pin, and the rotating shaft b is sleeved on the middle portion of the first connecting rod.

5. The folding mechanism of three-wheeled electric scooter according to claim 4, wherein the supporting member a is disposed outside and connected to the second pedal bracket, the sliding rod assemblies are disposed in two sets, symmetrically disposed at two ends of the second folding rod, and the sliding rod assemblies are connected to the second folding rod through sliding rods.

6. The folding mechanism of three-wheeled electric scooter according to claim 5, wherein the sliding rod is perpendicular to the second folding rod, the pin and the pin spring are both disposed on the sliding rod, and the pin spring are both disposed at an end of the sliding rod away from the first pedal support, and the pin spring is sleeved on an end of the sliding rod and clamped by the pin.

7. The folding mechanism of three-wheeled electric scooter according to claim 2 or 6, wherein the first connecting rod is disposed at the lower inner side of the first pedal portion, and two ends of the first connecting rod are connected to the first pedal bracket; the second folding rod is arranged at the position where the first pedal part is connected with the second pedal part, two ends of the second folding rod are connected with the second pedal support, and the first connecting rod and the second folding rod are arranged in parallel.

8. The folding mechanism of three-wheeled electric scooter as claimed in claim 6, wherein a clamping member is connected to one end of the sliding rod near the first pedal bracket, the clamping member is disposed on the second pedal bracket, and a second sliding rod and a sliding spring are disposed at the other end of the sliding rod.

9. The folding mechanism of three-wheeled electric scooter according to claim 2 or 6, wherein the second folding rod is provided with an outer cover plate at the periphery, the first upper cover plate is provided with a fixing member at an end portion close to the second pedal portion, the fixing member is arranged adjacent to and parallel to the second folding rod, and the fixing member is connected to the second pedal bracket.