CN105129008B

CN105129008B - Z-fold sitting posture three-wheel scooter

Info

Publication number: CN105129008B
Application number: CN201510627860.2A
Authority: CN
Inventors: 庞明方
Original assignee: Quanzhou City Quangang Kaiwei Information Technology Consulting Co Ltd
Current assignee: Suzhou Nuojima Metal Products Co ltd
Priority date: 2015-09-29
Filing date: 2015-09-29
Publication date: 2017-12-12
Anticipated expiration: 2035-09-29
Also published as: CN106965898A; CN107161254A; CN105129008A; CN107187531A; CN106965898B

Abstract

A kind of Z-fold sitting posture three-wheel scooter, including body frame, folding stand, handlebar, saddle, steering spindle, case, two front wheels and rear wheels, body frame is by stringer pipe, rotating cylinder, back vent and connection sheet are welded, folding stand is by base, footstock, front bar, rear bar and lock-connecting piece are formed by connecting, tube chamber welds with base is on stringer pipe, case is connected with connection sheet, footstock is welded in the handlebar back lower place, lock-connecting piece is located at front bar bottom, with the U-shaped gap interlocking of base, handlebar rear end connects saddle, steering spindle includes front axle tube, front axle and extension spring, front axle tube is rotatablely connected rotating cylinder, front axle penetrates front axle tube, two front-wheels are connected to two of front axle, extension spring is connected to the rear auricle on the preceding auricle and body frame of steering spindle, trailing wheel is installed on back vent.

Description

Z-fold sitting posture three-wheel scooter

Technical field：

The present invention relates to one kind to entertain slide plate wheel car, more particularly to it is a kind of can quick-folding, to fold aftercarriage smaller, conveniently Carry and conveniently laying Z-fold sitting posture three-wheel scooter.

Technical background：

Commercially scooter is much at present, but is difficult to seek the scooter that can carry out Z-fold.

The content of the invention：

The invention aims to provide, a kind of simple and ingenious structure, folding mode and turning mode are unique, fold rear Just the Z-fold sitting posture three-wheel scooter put and carried.The object of the present invention is achieved like this：Z-fold sitting posture three-wheel Scooter, including body frame, folding stand, handlebar, saddle, steering spindle, case, two front wheels and rear wheels, it is characterized in that：Body frame bag Stringer pipe, rotating cylinder, back vent and connection sheet are included, stringer pipe is by the anterior compacting corrugate bending of a pipe, the front end weldering of stringer pipe Switch through cylinder, the rear end welding back vent of stringer pipe, the top of stringer pipe front portion, middle part and rear portion, connection sheet is respectively welded, with longeron Pipe welding after rotating cylinder, into it is upper it is front lower tilt afterwards, the upper and lower side of rotating cylinder respectively inlays a bearing；Folding stand include base, footstock, Front bar, rear bar and lock-connecting piece, base be by the rammed ∩ shapes of a bar shaped band iron, base ∩ shapes both sides it is front and rear respectively have it is one mutual To perforation, a U-shaped gap is provided with above base ∩ shapes front end, tube chamber welds with base passes through in the anterior top of stringer pipe, case The connection sheet of bolt and body frame connects, and footstock is to strike out the flute profile that Open Side Down by a sheet metal, footstock flute profile both sides It is front and rear respectively have it is one mutual to perforation, it is mutual before and after footstock flute profile both sides that perforation is smaller than before and after base both sides mutually The spacing to perforation, footstock is welded in the lower section at handlebar rear portion, and front bar is respectively to weld a pipeloop system by the both ends of a metal tube Into having one mutual to perforation at left and right sides of front bar bottom, front bar is to having a vertical elongated hole, front bar on front side of punch position Upper pipeloop by being rotatablely connected to lock bolt and footstock are anterior mutual to perforation, the lower pipeloop of front bar by lock bolt with Base is anterior mutual to be rotatablely connected to perforation, and rear bar is by the rammed channel being open forward of a sheet metal, rear bar groove Each side having for shape part upper and lower ends is one mutual to perforation, rear bar upper end it is mutual to being punched through to lock bolt and top Seat rear portion is mutual to be rotatablely connected to perforation, rear bar lower end it is mutual to being punched through pair mutual with base rear portion to lock bolt Perforation rotation connection, lock-connecting piece are made up of bolt band screw cylinder and band, with screw cylinder penetrate in front bar it is mutual to wearing Kong Zhong, band penetrate bolt in the elongated hole of front bar, are screwed into the screw with screw cylinder, and front bar is by band bolt and base U-shaped gap interlocking；Handlebar is made up of handlebar longitudinal tubule (L tubule) and car transverse tube, and handlebar longitudinal tubule (L tubule) is rugose by the rear portion compacting of a pipe The front end welding car transverse tube of two bending handlebar longitudinal tubule (L tubule)s, saddle are installed on the rear end of handlebar longitudinal tubule (L tubule)；Steering spindle includes front axle tube, short Axle, preceding auricle, rear auricle, front axle and extension spring, the top welding short axle of front axle tube, auricle before the rear side welding of front axle tube, after Auricle is welded in the anterior downside of body frame stringer pipe, and short axle penetrates from bottom to top in the endoporus of two bearings, to be used in combination in rotating cylinder Bolt is fastened in the screwed hole of short axle end points and positioned, and front axle is penetrated in front axle tube and two wins, and two front-wheels are socketed on Two of front axle, the front end of extension spring are connected with preceding auricle, and the rear end of extension spring is connected with rear auricle, and trailing wheel is installed on the two of back vent Rear end.

The beneficial effects of the invention are as follows：Simple and ingenious structure of the present invention, folding stand is using base, footstock, front bar, rear bar institute The double leval jib of composition, and before and after footstock flute profile both sides it is mutual to perforation be smaller than it is mutual to wearing before and after base both sides The spacing in hole so that fold and strut easily and effectively, and unique outlook is attractive in appearance；The bottom of front bar is arranged on using lock-connecting piece, And with the U-shaped gap interlocking of base so that lock-connection structure and interlocking mode are simple and effectively；It is in due to steering spindle and with ground The drum rotation connection of upper front lower rear-inclined, therefore, when that transverse tube will be tilted to the left, related vehicle is tilted to the left, and can produce Steering spindle in left end backward, right-hand member forward oblique, the present invention turns to the left；When that transverse tube will be tilted to the right, related vehicle Be tilted to the right, can produce steering spindle in right-hand member backward, left end forward oblique, the present invention bends to right, and forms stem-butts laying turning Mode so that the present invention has stronger recreational.

Brief description of the drawings：

Fig. 1 connects structure and appearance schematic diagram for the present invention's；

Fig. 2 is the structural representation without case of the present invention；

Fig. 3 is the folding effect figure of the present invention.

In figure：1 --- body frame, 2 --- folding stand, 3 --- handlebar, 4 --- saddle, 5 --- steering spindle, 6 --- cover Shell, 7 --- front-wheel, 8 --- trailing wheel；Wherein folding stand 2 also includes：21 --- base, 22 --- footstock, 23 --- front bar, 24 --- rear bar, 25 --- lock-connecting piece；Steering spindle 5 also includes：51 --- front axle tube, 52 --- front axle, 53 --- extension spring.

Embodiment：

According to Fig. 1, Fig. 2, described Z-fold sitting posture three-wheel scooter, including body frame 1, folding stand 2, handlebar 3, saddle Seat 4, steering spindle 5, case 6, front-wheel 7 and trailing wheel 8；

Described body frame 1 includes stringer pipe, rotating cylinder, back vent and connection sheet, and it by an external diameter is φ that described stringer pipe, which is, 22.2mm pipe, rugose two bending of anterior compacting form, and the stringer pipe front end is described to indulge into upper front lower oblique afterwards On beam pipe front end it is front lower retread to upper and lower sides be provided with arc opening, it is front lower on the stringer pipe front end after arc opening with described turn The external diameter of cylinder is corresponding, the front end welding rotating cylinder of the stringer pipe, and the back vent described in the rear end welding of the stringer pipe is described vertical Beam pipe is anterior, the top at middle part and rear portion, is respectively welded the connection sheet described in one, and described rotating cylinder is by there is the upper of one section of pipe Each car in lower end has the step of an embedded bearing, with the stringer pipe weld after the rotating cylinder, into it is upper it is front lower tilt afterwards, it is described On rotating cylinder it is front lower after inclination, form forward 50 ° with ground, inlay a bearing in the up/down steps of the rotating cylinder, be embedded in Bearing in the rotating cylinder is the deep groove ball bearing of 6000 models, and described back vent is the П shapes being bent into by a metal flat bar Part, it is the punching of a bar shaped to perforation, described connection sheet that the described rear end of back vent two, which has mutual, two of the connection sheet Respectively there is the circular hole of a upward and downward.

Described folding stand 2 includes base 21, footstock 22, front bar 23, rear bar 24 and lock-connecting piece 25, and described base 21 is By the rammed ∩ shapes of a bar shaped band iron, the both sides of the described ∩ shapes of base 21 are into front wide and rear narrow trapezoidal shape, the base 21 The front and rear of ∩ shapes both sides respectively has one mutual to perforation, and a U-shaped gap, the bottom are provided with above the ∩ shapes front end of base 21 Seat 21 is welded in the anterior top of the stringer pipe of body frame 1, and described case 6 is formed by plastic injection, and described case 6 is in Tadpole shape, the bottom surface of the front portion of case 6, middle part and rear portion, respectively there is two horizontally-parallel upward twist-on holes, the case 6 Twist-on hole is connected by bolt with the connection sheet of the body frame 1.

Described footstock 22 is to strike out the flute profile that Open Side Down by a sheet metal, the flute profile both sides of footstock 22 it is front and rear Respectively there is mutual to perforation, a mutual spacing to perforation before and after the flute profile both sides of footstock 22, less than 21 liang of the base The mutual spacing to perforation, described footstock 22 are welded in the lower section at the rear portion of handlebar 3 before and after side, and described front bar 23 is By the both ends of a metal tube pipeloop is respectively welded to be made, the metal tube of the front bar 23 be front portion be semicircle, rear portion be rectangle Bread shape pipe, the pipeloop of the front bar 23 is the blank for the seamless pipe that external diameter is φ 19mm, internal diameter is φ 8mm, described It is lined with a ∩ shape liners in the pipe of the bottom of front bar 23, the ∩ shapes lining in the left and right sides of the bottom of front bar 23, related bore Piece together, is provided with one mutual to perforation, and the mutual aperture to perforation of the front bar 23 is φ 12.1mm, and the front bar 23 is right ∩ shapes liner in the front side of punch position, related bore together, is provided with a vertical elongated hole, the upper pipeloop of the front bar 23 By being rotatablely connected to lock bolt and the footstock 22 are anterior mutual to perforation, the lower pipeloop of the front bar 23 passes through to lock spiral shell Bolt with the base 21 is anterior mutual that perforation is rotatablely connected.

Described rear bar 24 is the channel, the upper end of rear bar 24 or so two by the rammed opening of a sheet metal forward Side is convex with circular arc, the convex circle centre position of the left and right sides circular arc of rear bar 24 be provided with it is mutual to perforation, it is described Carry at left and right sides of the lower end of rear bar 24 convex under circular arc, convex circle centre position is provided with phase under the left and right sides circular arc of rear bar 24 It is mutual to perforation, mutual mutual to lock bolt and the rear portion of footstock 22 to perforation to being punched through in the upper end of rear bar 24 Rotation connection, the lower end of rear bar 24 it is mutual to be punched through to lock bolt with the rear portion of base 21 is mutual that perforation is turned Dynamic connection.

Described lock-connecting piece 25 is made up of bolt band screw cylinder and band, and described band screw cylinder is a metal cylinder Circle side is provided with the screwed hole of a radial direction, it is described with screw cylinder penetrate in the front bar 23 it is mutual in perforation, it is described Band is to screw handle in one of bolt injection one bolt, and described band penetrates bolt in the elongated hole of the front bar 23, then It is screwed into the screw with screw cylinder, the band in the hole with screw cylindrical thread is fastened to bolt, with institute State the U-shaped gap interlocking of base 21.

Described handlebar 3 is made up of handlebar longitudinal tubule (L tubule) and car transverse tube, and it by an external diameter is φ 22.2mm that described handlebar longitudinal tubule (L tubule), which is, Pipe, rear portion compacting it is rugose two bending forms, arc opening, the car are provided with left and right sides of the handlebar longitudinal tubule (L tubule) front end Arc opening longitudinal tubule (L tubule) front end is corresponding with the caliber of the car transverse tube, and the front end of the handlebar longitudinal tubule (L tubule) is made with described car transverse tube T-shaped welding, described is made up of pipe of the external diameter by φ 22.2mm, and two of the car transverse tube is socketed with grip, institute State the described saddle 4 of the rear end installation of handlebar longitudinal tubule (L tubule).

Described steering spindle 5 includes front axle tube 51, short axle, preceding auricle, rear auricle, front axle 5 and extension spring 53, before described Central siphon 51 is the blank that external diameter is φ 13mm pipes, and the top welding short axle of the front axle tube, described short axle is that bar footpath is 10mm is to the barrel of lock bolt, and described preceding auricle is punching with holes, and auricle before the rear side welding of the front axle tube is described Auricle is punching with holes afterwards, and described rear auricle is welded in the anterior downside of the stringer pipe of body frame 1, described short axle from Penetrate upwards down in the rotating cylinder in the endoporus of two bearings, blending bolt is fastened in the screwed hole of the short axle end points, institute The front end for stating extension spring 53 is connected with described preceding auricle, and the rear end of the extension spring 53 is connected with the rear auricle, described front-wheel Axle is the metal round rod that two is screwed, external diameter is φ 8mm, and described front axle is penetrated in described front axle tube, described Win in described front axle tube in two of front axle.

Described front-wheel 6 is that the centre of both sides is respectively inlaid with the PU wheels of a bearing, and the front-wheel 6 described in two is inlayed by both sides Bearing be socketed on two of the front axle, and be fastened on the screw thread at described front axle two, inlayed with two stop nuts Bearing in the front-wheel 6 is the deep groove ball bearing of 608 models, and described trailing wheel 7 is that the centre of both sides is respectively inlaid with a bearing PU wheel, inlay the deep groove ball bearing that the bearing in the trailing wheel 7 is 608 models.

Claims

1. a kind of Z-fold sitting posture three-wheel scooter, including before body frame, folding stand, handlebar, saddle, steering spindle, case, two Wheel and trailing wheel, it is characterized in that：Body frame includes stringer pipe, rotating cylinder, back vent and connection sheet, and stringer pipe is suppressed by a pipe is anterior Corrugate is bent, the front end of stringer pipe welding rotating cylinder, the rear end welding back vent of stringer pipe, and stringer pipe is anterior, middle part and rear portion Top, connection sheet is respectively welded, with stringer pipe weld after rotating cylinder, into it is upper it is front lower tilt afterwards, the upper and lower side of rotating cylinder is respectively inlayed One bearing；Folding stand includes base, footstock, front bar, rear bar and lock-connecting piece, base be by the rammed ∩ shapes of a bar shaped band iron, The front and rear of base ∩ shapes both sides respectively has one mutual to be provided with a U-shaped gap, tube chamber welds with base above front end to perforation, base ∩ shapes In the top that stringer pipe is anterior, case is connected by the connection sheet of bolt and body frame, and footstock is struck out out by a sheet metal Mouthful downward flute profile, footstock flute profile both sides it is front and rear respectively have it is one mutual to perforation, it is mutual to wearing before and after footstock flute profile both sides Hole is smaller than the mutual spacing to perforation before and after base both sides, and footstock is welded in the lower section at handlebar rear portion, front bar be by Respectively one pipeloop of welding is made for the both ends of one metal tube, has one mutual to perforation at left and right sides of front bar bottom, and front bar is to perforation There is a vertical elongated hole on front side of position, the upper pipeloop of front bar to lock bolt and anterior mutual being rotated to perforation of footstock by connecting Connect, for the lower pipeloop of front bar by being rotatablely connected to lock bolt and base are anterior mutual to perforation, rear bar is by sheet metal punching The opening channel forward being pressed into, each side having for rear bar channel upper and lower ends is one mutual to perforation, in rear bar End it is mutual to be punched through to lock bolt with footstock rear portion is mutual that perforation is rotatablely connected, rear bar lower end it is mutual to perforation By being rotatablely connected to lock bolt and base rear portion are mutual to perforation, lock-connecting piece is made up of bolt band screw cylinder and band, With screw cylinder penetrate in front bar it is mutual in perforation, band penetrates bolt in the elongated hole of front bar, be screwed into band screw cylinder Screw in, front bar is by band bolt and the U-shaped gap interlocking of base；Handlebar is made up of handlebar longitudinal tubule (L tubule) and car transverse tube, handlebar Longitudinal tubule (L tubule) is that car transverse tube is welded in the front end that rugose two bendings handlebar longitudinal tubule (L tubule) is suppressed by the rear portion of a pipe, and saddle is installed on handlebar The rear end of longitudinal tubule (L tubule)；Steering spindle includes front axle tube, short axle, preceding auricle, rear auricle, front axle and extension spring, the top welding of front axle tube Short axle, auricle before the rear side welding of front axle tube, rear auricle are welded in the anterior downside of body frame stringer pipe, and short axle is worn from bottom to top Enter in rotating cylinder in the endoporus of two bearings, blending bolt is fastened in the screwed hole of short axle end points and positioned, and front axle penetrates front axle Guan Zhong and two interference, two front-wheels are socketed on two of front axle, and the front end of extension spring is connected with preceding auricle, the rear end of extension spring It is connected with rear auricle, trailing wheel is installed on two rear ends of back vent；Described band screw cylinder is that metal cylinder circle side is provided with one The screwed hole of radial direction, described band are to screw handle in one of bolt injection one bolt；The left and right of the handlebar longitudinal tubule (L tubule) front end Both sides are provided with arc opening, and the arc opening of the handlebar longitudinal tubule (L tubule) front end is corresponding with the caliber of the car transverse tube, the handlebar longitudinal tubule (L tubule) Front end make T-shaped welding with described car transverse tube, two of the car transverse tube is socketed with grip.

2. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：The stringer pipe front end is into going forward It is lower oblique afterwards, on the stringer pipe front end it is front lower retread to upper and lower sides be provided with arc opening, it is front lower on the stringer pipe front end Arc opening afterwards is corresponding with the external diameter of the rotating cylinder.

3. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：Described rotating cylinder is by there is one section Each car of upper and lower side of pipe has a step of an embedded bearing, it is front lower on the rotating cylinder after inclination, formed forward with ground 50 °, the bearing being embedded in the rotating cylinder is the deep groove ball bearing of 6000 models.

4. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：Described back vent is by a metal The П shape parts that flat bar is bent into, the described rear end of back vent two have it is mutual to perforation, described connection sheet is the punching of a bar shaped, Respectively there is the circular hole of a upward and downward at two of the connection sheet.

5. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：The both sides of described base ∩ shapes Into front wide and rear narrow trapezoidal shape, described case is formed by plastic injection, the bottom surface of the case front portion, middle part and rear portion, respectively There are two horizontally-parallel upward twist-on holes, the twist-on hole of the case is connected by bolt with the connection sheet of the body frame.

6. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：Before the metal tube of the front bar is Portion is semicircle, the bread shape pipe that rear portion is rectangle, and the pipeloop of the front bar is the nothing that external diameter is φ 19mm, internal diameter is φ 8mm The blank of pipe is stitched, a ∩ shape liners, the left and right sides of the front bar bottom, related pipe are lined with the pipe of the front bar bottom ∩ shapes liner in internal diameter together, is provided with one mutual to perforation, and the front bar is in the front side of punch position, related bore ∩ shapes liner together, be provided with a vertical elongated hole.

7. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：At left and right sides of the rear bar upper end With the convex of circular arc, the convex circle centre position of circular arc is provided with mutual to perforation, the rear bar at left and right sides of the rear bar Carry at left and right sides of lower end convex under circular arc, circle centre position convex under circular arc is provided with mutual to wearing at left and right sides of the rear bar Hole.

8. Z-fold sitting posture three-wheel scooter according to claim 1, it is characterized in that：Described short axle is that bar footpath is 10mm is to the barrel of lock bolt, and described preceding auricle is punching with holes, and described rear auricle is punching with holes, before described Wheel shaft is the metal round rod that two is screwed, external diameter is φ 8mm.