CN110525566A - A kind of portable folding scooter - Google Patents

Abstract

A portable folding scooter, comprising a handlebar, a first folding mechanism, a second folding mechanism, a bottom support frame provided with pedals, a seat, a front fork provided with a support shaft, and a front wheel is mounted on the front fork, The front end of the bottom support frame is provided with a bearing head tube for being set on the support shaft to turn the front wheel, and the rear end is equipped with the rear wheel through the crankshaft connecting rod, and the end of the support shaft passing through the bearing head tube is folded The mechanism is connected with the handlebar; the bottom support frame is also provided with a fixed card slot for limiting the second folding structure when the scooter is in an open state; the bearing head tube is sleeved on the support shaft, and the second folding mechanism The bottom end of the scooter is rotatably installed on the bottom support frame, and the top end is equipped with a seat. The folding method of the scooter in the embodiment of the present invention is simple, and after folding, the structure is compact, the space occupied is small, and it is convenient to carry.

Description

A portable folding scooter

technical field

The invention belongs to the technical field of vehicles, and in particular relates to a portable folding scooter.

Background technique

The scooter is a means of transportation for the purpose of walking instead of walking. Its birth makes people's travel more convenient, so it is deeply loved by modern people. However, due to the complex folding mechanism and many parts of the existing scooter, the scooter is not easy to fold and has a large volume after folding, which is not only inconvenient to carry, but also very inconvenient to carry. An easy-to-carry scooter.

Contents of the invention

The object of the present invention is to provide a portable folding scooter which has a simple folding structure, a compact structure after folding, and takes up little space for easy carrying.

The purpose of the present invention is to adopt the following technical solutions to achieve. A kind of portable folding scooter proposed according to the present invention, comprises handlebar, first folding mechanism 4, second folding mechanism 10, bottom support frame 11 that is provided with pedal 8, seat 13, is provided with support shaft 61 Front fork 6, front-wheel 7 is installed on the front fork 6, the front end of bottom support frame 11 is provided with and is used to be sleeved on the support shaft 61 so that front-wheel turns to the bearing head tube 5, rear end is installed with crankshaft connecting rod 22 Rear wheel 12, the end of bearing head pipe 5 passing through bearing head tube 5 of support shaft 61 is connected with handlebar by first folding mechanism 4; The structure 10 is a fixed card seat groove 20 for limiting; the bearing head pipe 5 is sleeved on the support shaft 61 , the bottom end of the second folding mechanism 10 is rotatably installed on the bottom support frame 11 , and the top end is equipped with a seat 13 .

Preferably, the handlebar includes a handle 1, a long sleeve 3 connected to the first folding mechanism 4, and a first support rod 2 for connecting the handle 1 and the long sleeve 3 into a whole.

Preferably, the first folding mechanism 4 includes a second hinge rod 45 whose bottom end is fixedly connected with the support shaft 61, and is rotatably connected with the top end of the second hinge rod 45 through the first hinge shaft 46 and used for connecting with the long sleeve. The first hinge rod 42 fixedly connected to the bottom end of the tube 3 is used to make the second hinge rod and the first hinge rod in a locked state when the scooter is opened, and is used to make the second hinge rod and the first hinge rod be in a locked state when the scooter is folded. The first hinge rod is a thumb nut 41 in a loose state.

Preferably, the second folding mechanism 10 includes slide rails 14 symmetrically arranged on both sides of the seat, and a fourth hinge shaft 51 is slidably installed in each slide rail 14, and the fourth hinge shaft 51 is connected to the top end of the supporting link 15. Connection, the bottom end of the support link 15 is rotatably installed on the bottom support frame 11 through the third hinge shaft 21; there is also a support between the two support links 15 and used to connect the two support links 15 As an integral support frame 52, each support link 15 is also provided with an inner card that is used to lock and cooperate with the fixed card seat groove 20 to limit the second folding mechanism 10 when the scooter is in an open state. 53.

Preferably, the slide rail 14 includes two vertical plates arranged oppositely, a top plate that is arranged on the top of the two vertical plates and is used to be affixed to the bottom of the seat, and each vertical plate is provided along the length direction for connecting with the fourth hinge axis. Sliding fit chute; when the scooter is in the open state, the rear end of the top plate abuts against the support link to provide upward support for the seat. When the scooter is in the folded state, the two vertical plates and the top plate together form a supply The cavity that supports the collapsing of the connecting rod.

Preferably, a battery box 9 is installed on the bottom support frame 11, and a battery for driving the front wheels to rotate is installed in the battery box 9.

Preferably, the seat 13 includes a backrest and a seat surface rotatably connected by a second hinge shaft 18 .

Preferably, the bottom support frame 11, the support connecting rod 15, and the crankshaft connecting rod 22 are all processed from pipe materials, and the pipe materials include but are not limited to round pipes and oblate pipes, and their materials include but are not limited to aluminum alloy One of tube, magnesium alloy tube, carbon fiber tube.

Preferably, a front wheel 7 is installed on the front fork 6, and the rear end of the bottom support frame 11 is equipped with two rear wheels 12 through the crankshaft connecting rod 22, so that the scooter forms a three-wheel structure.

A kind of portable folding scooter proposed by the present invention has the following advantages:

1. The folding method of the scooter in the embodiment of the present invention is simple, and after folding, it has a compact structure, takes up little space, and is easy to carry.

2. In the embodiment of the present invention, the bottom support frame, support connecting rod, and crankshaft connecting rod are processed from pipes. The pipes are made of high strength and light weight materials, so that the scooter not only has the characteristics of light weight, simple and beautiful appearance, but also is convenient to use. processing.

3. In the embodiment of the present invention, the scooter has a three-wheel structure, and the front handle drives the front wheel to rotate through the support rod, so that the two rear wheels are unified as driven wheels; the three-wheel structure has stability, which can better make the walking The car runs smoothly on the road.

The above description is only an overview of the technical solution of the present invention. In order to understand the technical means of the present invention more clearly, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable, The preferred embodiments are specifically cited below, and are described in detail in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a portable folding scooter in this embodiment when unfolded.

Fig. 2 is a three-dimensional schematic diagram of a folded portable folding scooter in this embodiment.

Fig. 3 is a front view of Fig. 2 in this embodiment.

FIG. 4 is a schematic view of the structure of the second folding mechanism in an open state in this embodiment.

FIG. 5 is a schematic diagram of the structure of the second folding mechanism in a folded state in this embodiment.

FIG. 6 is a schematic structural diagram of the first folding mechanism in this embodiment.

Fig. 7 is a schematic structural view of the vehicle seat in this embodiment.

[reference sign]

1-handle, 2-first support rod, 3-long sleeve, 4-first folding mechanism, 41-hand screw nut, 42-first hinge rod, 43-nut, 44-screw, 45-the first Two hinge rods, 46-first hinge shaft, 5-bearing head pipe, 51-fourth hinge shaft, 52-support frame, 53-inner card, 6-front fork, 61-support shaft, 7-front wheel, 8 -pedal, 9-battery box, 10-second folding structure, 11-bottom support frame, 12-rear wheel, 13-seat, 14-sliding rail, 15-support link, 16-spacer, 17 -Nut, 18-the second hinged shaft, 19-fixing screw, 20-fixed card slot, 21-the third hinged shaft, 22-crankshaft connecting rod.

Detailed ways

In order to further explain the technical means and functions adopted by the present invention to achieve the predetermined purpose, a portable folding scooter proposed by the present invention will be described in detail below in conjunction with the accompanying drawings and preferred examples.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. is based on the orientation or positional relationship of the drawings, and is only for the convenience of description The present invention and simplified description do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention.

In the embodiment of the present invention, the position where the front wheel 7 is located is "front", and the position where the rear wheel 12 is located is "rear".

Please refer to Fig. 1 to Fig. 7, a kind of portable folding scooter of present embodiment comprises first folding mechanism 4, second folding mechanism 10, handlebar, bottom support frame 11, seat 13, front end with support shaft 61 Fork 6, the bottom end of front fork 6 is equipped with front-wheel 7, and the installation axle of front-wheel 7 both sides is by spacer 16 and fixed nut 17 and front-wheel is installed on the front fork 6.

Referring to Fig. 1 to Fig. 3, the handlebar includes a handle 1, a long sleeve 3 installed on the top of the first folding mechanism 4, a first support rod 2 for connecting the handle 1 and the long sleeve 3 into a whole, the first A folding mechanism 4 connects the support shaft 61 and the handlebar as a whole.

Referring to Fig. 6, the first folding mechanism 4 includes a second hinge lever 45, the top of the second hinge lever 45 is rotatably mounted with the first hinge lever 42 through the first hinge shaft 46, and the first folding mechanism 4 is also provided with a The second hinge rod 45 is locked with the hand screw nut 41 of the first hinge rod 42. The top end of the first hinge rod 42 is sleeved in the bottom end of the long sleeve 3 and is matched with the screw 44 through the screw 44. The nut 43 is fixedly connected to the long sleeve 3 , and the bottom end of the second hinge rod 45 is fixedly connected to the top end of the support shaft 61 through the screw 44 and the nut 43 matched with the screw 44 . When the scooter is in the open state, manually tighten the hand screw nut 41, so that the first hinge lever 42 and the second hinge lever 45 are at an angle of 180°, and the handlebar controls the rotation angle of the front wheel 7 through the support shaft 61, so that the walking The car achieves the purpose of turning; when it needs to be folded or stored, manually loosen the hand screw nut 41, so that the first hinge rod 42 and the second hinge rod 45 are in a relaxed state, and the handlebar rotates clockwise around the first hinge shaft 46 , so that the handlebar is tilted towards the direction of the seat 13, so as to achieve the purpose of folding.

The front end of bottom support frame 11 is equipped with bearing head tube 5, and bearing head tube 5 is sleeved on the support shaft 61, and the top of support shaft 61 passes through the cavity in the bearing head tube 5 and connects with the second screw 44 and nut 43. The hinge rod 45 is fixedly connected; the front end of the bottom support frame 11 is provided with a pedal 8, a battery box 9 positioned below the pedal 8, and a battery for driving the front wheel 7 is installed in the battery box 9, and the bottom support frame 11 The rear end of the crankshaft connecting rod 22 is fixedly connected, and the two ends of the crankshaft connecting rod 22 are equipped with rear wheels 12. When the scooter moves, the front wheel 7 drives as two rear wheels 12 of driven wheels to rotate as the driving wheel.

Referring to Fig. 1 to Fig. 3, the middle part of bottom support frame 11 is equipped with seat 13 through second folding mechanism 10, and second folding structure 10 is positioned at pedal 8 rear and is rotatably installed on bottom support frame 11, bottom The rear end of the support frame 11 is also provided with a fixed card slot 20 for locking the support link 15 when the scooter is in an open state.

Please refer to FIG. 7 , the backrest of the seat 13 is connected to the seat surface through the second hinge shaft 18 , and the backrest rotates counterclockwise through the second hinge shaft 18 so as to be stacked on the seat surface.

Please refer to Fig. 1 to Fig. 5, the second folding mechanism 10 comprises two slide rails 14 and two supporting links 15, and two slide rails 14 are symmetrically installed on both sides of seat 13 bottom and the length direction of slide rail 14 and The direction of the vehicle body of the scooter is parallel, and the slide rail 14 includes two opposite vertical plates, each vertical plate is provided with a chute along the length direction of the vertical plate, and the tops of the two vertical plates are fixedly connected with the bottom of the seat 13. The connected top board, the two vertical boards and the top board together form a cavity that is convenient to support the connecting rod 15 when the scooter is folded; the fourth hinge shaft 51 is slidably installed in the chute of each slide rail 14, and the fourth hinge shaft 51 Four hinge shafts 51 are connected with the top of support link 15, and the bottom end of each support link 15 is rotatably installed on the bottom support frame 11 by the 3rd hinge shaft 21, and the middle part of two support links 15 is provided with In order to play a supporting role and connect the two support links 15 into an integral support frame 52, the lower end of each support link 15 is also provided with a support for cooperating with the fixed card seat groove 20 when the scooter is in an open state. The inner card 53 locked between the connecting rod 15 and the bottom support frame 11 and when locked, the inner card 53 can limit and support the supporting connecting rod 15, preventing the supporting connecting rod 15 from being closed when the second folding mechanism 10 is opened. Rotate around the third hinge shaft 21, thereby causing the second folding mechanism 10 to drive the seat 13 to turn over to the rear of the scooter. When it is necessary to open the second folding mechanism, rotate the supporting link 15 clockwise, tighten the fixing screw 19 to lock the inner card 53 on the fixed card slot 20, slide the fourth connecting shaft 51 to the rear end of the slide rail 14, The rear end of the top plate of the slide rail is in contact with the support link 15, and the contact end of the top plate and the support link 15 will hinder the clockwise rotation of the support link 15 around the fourth hinge axis 51, preventing the second folding mechanism 10 from When it is opened, the seat 13 rotates to cause the rider to fall, and the support link 15 applies an upward support force to the slide rail 14 through the contact end and is used to support the seat 13; when the second folding mechanism needs to be folded, Slide the fourth hinge shaft 51 to the front end of the slide rail 14, loosen the fixing screw 19 at the same time, turn the support link 15 counterclockwise, place the support link 15 on the pedal 8, press the rear end of the slide rail 14, The slide rail 14 is rotated clockwise around the fourth hinge axis 51 , so that the supporting link 15 located at the front of the inner card 53 is folded in the cavity formed by the two vertical plates and the top plate of the slide rail 14 .

In the present invention, the midsole support frame 11, the support connecting rod 15, and the crankshaft connecting rod 22 are all pipe materials. Lightweight material, the scooter made of pipe not only has light weight, simple and beautiful appearance, but also is easy to process.

When the scooter needs to be opened, adjust the first folding mechanism 4 so that the first hinge rod 42 and the second hinge rod 45 are at an angle of 180°, and tighten the hand screw nut 41; adjust the second folding mechanism 10 to make the supporting link 15 rotate clockwise around the third hinge shaft 4, and lock the inner card 53 in the fixed card seat groove 20 through the fixing screw 19, and slide the fourth hinge shaft 51 to the rear end of the slide rail 14 at the same time, and open the seat 13 backrests.

When the scooter needs to be folded or stowed, the backrest of the seat 13 is folded on the seat surface, the fourth hinge shaft 51 is slid to the front end of the slide rail 14, the fixing screw 19 is manually loosened, and the second folding mechanism 10 rotates Rotate the third hinged shaft 21 counterclockwise, place the supporting link 15 on the pedal 8, press the seat 13, and make the supporting link 15 fold in the cavity of the slide rail 14, so that the seat can be stacked. Put it on the second folding structure 10, then manually unscrew the hand screw nut 41, so that the first hinge rod 42 and the second hinge rod 45 are in a relaxed state, and the handlebar rotates clockwise around the first hinge shaft 46 to make the car Put it on the backrest of seat 13, thereby reach the purpose of folding.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any form. Any skilled person who is familiar with the profession, without departing from the scope of the technical solution of the present invention, can use the technical essence of the present invention to Any simple modifications, equivalent changes and modifications made in the above embodiments still fall within the scope of the technical solution of the present invention.

Claims (9)

1. a kind of portable folding scooter, including handlebar, the first fold mechanism (4), the second fold mechanism (10), be equipped with it is foot-operated The bottom support frame (11) of plate (8), seat (13), the front fork (6) for being equipped with support shaft (61) are equipped with front-wheel (7) on front fork (6), It is characterized by: the front end of bottom support frame (11) is equipped with for being sleeved on support shaft (61) so that the bearing that front-wheel is turned to Head tube (5), rear end are equipped with rear-wheel (12) by crankshaft-link rod (22), the end for being pierced by bearing head tube (5) of support shaft (61) It is connected by the first fold mechanism (4) with handlebar；It is additionally provided on bottom support frame (11) and is used in the open state in scooter In the fixing card seat slot (20) limited to the second foldable structure (10)；Bearing head tube (5) is sleeved on support shaft (61), the The bottom end of two-fold mechanism (10) is installed in rotation on bottom support frame (11), top is equipped with seat (13).

2. a kind of portable folding scooter according to claim 1, it is characterised in that: handlebar includes handle (1), with the Long sleeve (3) that one fold mechanism (4) is connected, for handle (1) and long sleeve (3) to be connected into first of an entirety Strut (2).

3. a kind of portable folding scooter according to claim 1, it is characterised in that: the first fold mechanism (4) includes Bottom end is used for and the second hinge bar (45) of support shaft (61) Joint, hinged by first with the top of second hinge bar (45) Axis (46) rotatably connects and the first axle bar (42) for the bottom end Joint with long sleeve (3), opens in scooter When for make second hinge bar and first axle bar in locking state, when scooter is folded for making second hinge bar and first Hinge-rod revolves nut (41) in the hand of relaxed state.

4. a kind of portable folding scooter according to claim 1, it is characterised in that: the second fold mechanism (10) includes It is symmetricly set on the sliding rail (14) of seat two sides, the 4th hinge axis (51), the 4th hinge are slidably fitted in each sliding rail (14) Chain rivet (51) is connected with the top of support link (15), and the bottom end of support link (15) can be rotated by third articulated shaft (21) Ground is mounted on bottom support frame (11)；It is additionally provided with and plays a supportive role and for connecting two supports between two support links (15) Bar (15) connects into the support frame (52) of an entirety, is additionally provided on each support link (15) when scooter is in the open state When for and fixing card seat slot (20) carry out interior card (53) of the locking cooperation to be limited to the second fold mechanism (10).

5. a kind of portable folding scooter according to claim 4, it is characterised in that: sliding rail (14) includes being oppositely arranged Two vertical plates, be set to the top of two vertical plates and be used for and top plate that seat bottom is affixed, each vertical plate is along its length Equipped with the sliding slot for being slidably matched with the 4th hinge axis；When the scooter rear end of top plate and support in the open state Connecting rod is abutted against to provide upward support force to seat, two vertical plates and the common structure of top plate when scooter is in folded state The cavity folded at one for support link.

6. a kind of portable folding scooter according to claim 1, it is characterised in that: install electricity on bottom support frame (11) Pond box (9), the interior battery being equipped with for driving front-drive of battery case (9).

7. a kind of portable folding scooter according to claim 1, it is characterised in that: seat (13) includes passing through second The backrest and chair top that articulated shaft (18) rotatably connects.

8. a kind of portable folding scooter according to claim 4 or 5, it is characterised in that: bottom support frame (11), support Connecting rod (15), crankshaft-link rod (22) are formed by tubular object extruding, the tubing include but is not limited to round tube and oblate pipe wherein One kind, material include but is not limited to the one of which of aluminium-alloy pipe, magnesium-alloy tube, carbon fiber pipe.

9. a kind of portable folding scooter described in any one of -7 according to claim 1, it is characterised in that: on front fork (6) One front-wheel (7) is installed, there are two rear-wheel (12) by crankshaft-link rod (22) installation for the rear end of bottom support frame (11), make to ride instead of walk Vehicle forms tricycle structure.