WO2015164993A1 - 乐摇车 - Google Patents

乐摇车 Download PDF

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Publication number
WO2015164993A1
WO2015164993A1 PCT/CN2014/000538 CN2014000538W WO2015164993A1 WO 2015164993 A1 WO2015164993 A1 WO 2015164993A1 CN 2014000538 W CN2014000538 W CN 2014000538W WO 2015164993 A1 WO2015164993 A1 WO 2015164993A1
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WO
WIPO (PCT)
Prior art keywords
tube
fork
hole
wheel
pipe
Prior art date
Application number
PCT/CN2014/000538
Other languages
English (en)
French (fr)
Inventor
庞明方
Original Assignee
太仓市车中宝休闲用品有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 太仓市车中宝休闲用品有限公司 filed Critical 太仓市车中宝休闲用品有限公司
Publication of WO2015164993A1 publication Critical patent/WO2015164993A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K9/00—Children's cycles

Definitions

  • the present invention generally relates to a scooter, and more particularly to a golf car that rests on a front pole with both hands and holds both hands to swing on both sides to enable the previous ride. Background technique
  • the X-shaped scooter (patent number: 201210263347. 6) applied by the applicant earlier solves the entertainment and movement functions of the X-shaped scooter, but in the positioning, structure and shape of the personality. The matching is still insufficient.
  • SUMMARY OF THE INVENTION It is an object of the present invention to provide a music car that is aesthetically pleasing, childlike, and more popular with children.
  • a music car comprising a beam, a swing rod, a rear axle, a rear wheel, a seat, a universal wheel and a cast-shaped cover member
  • the beam frame comprising a longitudinal beam tube, a rotary tube, Front cross tube, rear vertical tube, rectangular punching piece, rear shaft tube and front tube sleeve
  • the longitudinal beam tube is an elliptical tube shaped by a circular tube in the front and middle portions, and a vertical elliptical tube at the rear portion Shape
  • the middle of the longitudinal beam tube has a vertical through hole
  • the through hole of the longitudinal beam tube is welded with the rotating tube inserted into the pair of round holes
  • a bearing is arranged on the upper and lower sides of the rotating tube
  • the longitudinal beam A circular arc opening is formed on the left and right sides of the front end of the tube, and a circular arc opening is opened at the rear end of the longitudinal beam tube, and a process hole is opened below the front end of the longitudinal beam tube, and
  • the two ends of the horizontal pipe are connected to the front pipe sleeve, the circular arc port at the rear end of the longitudinal beam pipe is welded to the vertical pipe, and the rear vertical pipe is the lower part of a round pipe.
  • the lower end of the left and right sides of the open mouth of the arc tube, after the standpipe inlet arc welding axle tube after welding the top of the standpipe rectangular punching there are two rectangular holes punching, punching of a rectangular
  • the two holes are connected to the seat by two pairs of bolts and nuts.
  • the seat is a plastic blow molding plastic seat inside.
  • the rear axle tube connects the two rear wheels through the rear axle.
  • the swing rod includes a curved elliptical tube, a short shaft and a handle.
  • the elliptical tube is an elliptical tube that is bent flat to bend forward toward both ends.
  • the elliptical tube has openings at the lower ends of the two ends, and the top of the curved elliptical tube is vertically vertical.
  • the handle is bent from the upper part of the round tube to the lower back.
  • the arc of the elliptical tube is welded to the opening in the opening below the two ends of the elliptical tube.
  • the spiral cylinder behind the elliptical tube is in the inclined state of the front, rear, and rear.
  • the short axis of the swinging rod penetrates into the two bearings in the rotating tube, and then the top cover of the short shaft is thrown into the cover, and the hexagonal cover is used.
  • the bolt penetrates into the through hole of the throwing cover member and is screwed into the threaded hole in the middle of the top end of the short shaft.
  • the universal wheel includes: a fork, a wheel and For the lock bolt, the fork member includes a plastic fork and a two-wheel fork shaft , two spring washers, one fork bolt, two nuts and a non-slip gasket, the top of the top and bottom of the plastic fork has a counterbore, and there is a through hole between the two counterbore of the plastic fork, the plastic fork
  • the lower end of the fork has a pair of perforations, and the inner side of the fork of the plastic fork has a collar at each of the perforations, and the counterbore of the top and bottom of the plastic fork is embedded with a fork bearing, and the through hole of the top of the plastic fork Place two spring washers, one round of the bolts from the bottom up into the inner hole of the two-wheel bearing at the top of the plastic fork and the two spring washers, and then tighten with a nut and a fork
  • top and bottom of the rotating tube are machined with a step for placing a bearing, and a bearing is embedded in each of the steps of the top and bottom of the rotating tube.
  • the front sleeve is a handlebar sleeve of a child bicycle, and the front sleeve is sleeved behind the two ends of the front cross tube.
  • the rear axle tube is a cutting member of the circular tube
  • the tube hole of the rear shaft tube is larger than the outer diameter of the rear shaft
  • the rectangular punching piece is a rectangular metal piece, and the two sides thereof are respectively Comes with a hole.
  • the lower portion of the short shaft has a convex ring, and the middle portion of the top end has a screw hole, and the bending portion of the handle is formed in a circular arc shape, and the bending degree of the handle is an acute angle.
  • the handle is a handlebar sleeve of a child bicycle, and the screw barrel is a threaded tubular member in the tube hole.
  • the throwing-shaped cover member is a plastic piece which is thrown up in the middle of the upper surface, has a cylindrical counterbore in the middle, and has a cylindrical counterbore continuous through-hole, the bottom surface of the paraboloid cover The middle has a downward bead.
  • the short shaft is positioned in the two bearings in the rotating tube by a hexagon socket bolt and the throwing cover.
  • the elliptical cover is an oval cover made of plastic.
  • the rear axle is a round steel having a diameter of ⁇ 8 mm, and a screw hole is formed in each end surface of the two ends, and the rear shaft penetrates into the rear axle tube, and each of the two ends A length equal to the thickness of the rear wheel is exposed.
  • the rear wheel is a PU wheel of a plastic hub
  • the wheel center of the PU wheel has two bearings
  • the two rear wheels are sleeved on the two ends of the rear axle and bolted to the same The screw holes at both ends of the rear axle.
  • the upper part of the seat back has an oblong hole for grasping by hand
  • the lateral position of the seat cushion has two through holes in the middle
  • the upper part of the two through holes of the seat cushion has a counterbore.
  • the two through holes of the seat cushion are connected to the two holes of the rectangular punch by two pairs of bolt nuts.
  • the universal wheel is screwed to the two of the barrels at both ends of the swing rod by a fork bolt at the top thereof.
  • FIG. 1 is a schematic view showing the structure and appearance of the present invention
  • FIG. 2 is a front view of the right pendulum of the present invention.
  • FIG. 3 is a front view of the left pendulum of the present invention.
  • FIG. 4 is a folding effect view of the present invention.
  • 11 longitudinal tube, 12-turn tube, 13 front cross tube, 14 rear standpipe, 15 rectangular punch, 16—one rear axle tube, 17—front sleeve;
  • swing rod 2 also includes: 21 curved Elliptical tube, 22 - short axis, 23 - handle, 24 - handle, 25 - screw, 26 - oval cover.
  • Figure 1 shows a music car disclosed in an embodiment of the present invention, which comprises: a beam frame 1, a swing bar 2, a rear axle 3, a rear wheel 4, a seat 5, a universal wheel 6 and a parabolic cover member 7;
  • the beam 1 comprises a longitudinal beam tube 11, a rotating tube 12, a front horizontal tube 13, a rear vertical tube 14, a rectangular punching piece 15, a rear axle tube 16, and a front sleeve 17.
  • the longitudinal beam tube 11 is an elliptical tubular shape in which a circular tube is pressed in a lateral direction at the front and the middle portion, and a rearwardly-shaped elliptical tube-shaped tubular member is formed.
  • the middle portion of the longitudinal beam tube 11 is provided with a vertical pair of perforations.
  • the pair of perforations of the longitudinal beam tube 11 are welded to the rotating tube 12, and the rotating tube 12 is a top and a bottom of each of the vehicles having a bearing stepped tubular member, the top and bottom of the rotating tube 12
  • Each of the steps is inlaid with a bearing, and the left and right sides of the front end of the longitudinal beam tube 11 are provided with a circular arc opening, and the rear end of the longitudinal beam tube 11 is opened with a circular arc opening, and the longitudinal beam tube 11 is close to the front end.
  • a process hole is opened in the lower part, a process hole is opened in the lower side of the longitudinal beam tube 11 near the rear end, and the front horizontal tube 13 is welded to the front end horizontal tube 13 of the longitudinal beam tube 11, and the front horizontal tube 13 is a
  • the circular tube is formed into a undulating curved shape of a central curved ridge, and the curved sulcus in the middle of the front horizontal tube 13 is welded to the circular arc opening at the front end of the longitudinal beam tube, and the two ends of the front horizontal tube 13 are sleeved to the front a sleeve 17, the front sleeve 17 is a handlebar sleeve of a child bicycle, and the front sleeve 17 is sleeved on both ends of the front horizontal tube 13
  • the front sleeve 17 is bent as the curved shape of the front cross tube 13 is curved, the arcuate opening at the rear end of the longitudinal beam tube 11 welds the rear vertical tube 14, and
  • the swinging rod 2 comprises an arcuate elliptical tube 21, a short shaft 22, a handle 23, a sleeve 24, a barrel 25 and an elliptical stuffing cover 26, wherein the curved elliptical tube 21 is an elliptical tube flattened
  • the two ends are curved in a forward direction, and the bottoms of the two ends of the curved elliptical tube 21 are open with two holes
  • the short shaft 22 is vertically welded to the upper portion of the curved elliptical tube 21, and the short shaft 22 is a lower portion a member having a coiled hole and a screw hole in the middle of the top end
  • the two ends of the curved elliptical tube 21 are vertically welded with two handles 23, and the handle 23 is an upper portion of the round tube backward
  • the bending portion of the handle 23 is formed in a circular arc shape, the bending of the handle 23 is an acute angle, and the handle 23 is sleeved with the handle
  • the through hole is further screwed into the threaded hole in the middle of the top end of the short shaft 22, and the short shaft 22 is positioned on the rotating tube 12 by a hexagon socket bolt and the throwing cover member 7.
  • the elliptical cover 26 is an elliptical cover made of plastic, and the elliptical cover 26 is inserted into the tube holes at both ends of the curved elliptical tube 21.
  • the rear axle 3 is a screw hole formed at each end of a ⁇ 8 mm round steel, and the rear axle 3 penetrates into the rear axle tube 16 and the two ends are exposed to the thickness of the rear wheel 4 Equal length.
  • the rear wheel 4 is a PU wheel of a plastic hub, the wheel center of the PU wheel has two bearings, and the two rear wheels 4 are sleeved on the two ends of the rear axle 3 and bolted to the In the screw holes at both ends of the rear axle 3.
  • the seat 5 is an internal hollow blow molding plastic seat, and the upper part of the seat 5 has an oblong hole, and the long round hole of the seat 5 of the seat is convenient for grasping the seat by hand 5 a lateral position between the seat cushions of the seat 5 has two through holes, and the upper portions of the two through holes of the seat 5 of the seat 5 each have a counterbore, and the two through holes of the seat 5 of the seat 5 pass through two pairs of bolt nuts and the The two holes of the rectangular punching piece 15 are connected.
  • the universal wheel 6 includes a fork member, a wheel and a pair of locking bolts
  • the fork member includes a plastic wheel fork, a two-wheel bearing, two spring washers, a fork bolt, a nut and a non-slip a spacer having a counterbore in the middle of the upper and lower sides of the top of the plastic fork, a through hole between the two counterbore of the plastic fork, and a pair of opposite ends of the plastic fork a pair of perforations on the inner side of the inner side of the plastic fork, each of which is embedded with a fork bearing in the upper and lower counterbore of the top of the plastic fork, and two springs are placed in the through hole at the top of the plastic fork a washer, the fork bolt penetrates from the bottom into the inner hole of the two-wheel bearing at the top of the plastic fork and into the two spring washers, and then tightens with a nut and the fork bolt
  • the wheel is a PU wheel with

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
  • Chairs Characterized By Structure (AREA)

Abstract

一种乐摇车，包括梁架（1）、摆杆（2）、后轴（3）、后轮（4）、座椅（5）、万向轮（6）和抛面形盖件（7），梁架（1）包括纵梁管（11）、转筒管（12）、前横管（13）、后竖管（14）、后轴管（16）和前管套（17），纵梁管（11）与转筒管（12）、前横管（13）和后竖管（14）焊接，前横管（13）的两头套接前管套（17），后轴管（16）通过后轴连接两后轮（4），摆杆（2）包括弧形椭圆管（21）、短轴（22）、手把（23）、弧形椭圆管（21）与短轴（22）、两手把（23）焊接，短轴（22）连接万向轮（6），摆杆（2）的手把（23）上套接把套。该乐摇车造型美观。

Description

说 明 书
乐摇车 技术领域 本发明涉及一种滑板车， 特别涉及一种双脚搁在前杆上、 双手握住 两把向两边摆动而能使之前行的乐摇车。 背景技术
本申请人在先申请的 X形滑板车 （专利号： 201210263347. 6 ) ， 虽 然解决了摆臂能使 X形滑板车前行的娱乐和运动功能， 但在个性的定位 上、 在构造和外形的搭配上还显不足。 发明内容 本发明的目的是要提供一种外形美观、 富有童趣， 更受儿童欢迎的乐 摇车。
本发明的目的是这样实现的： 乐摇车， 包括梁架、 摆杆、 后轴、 后轮、 座椅、 万向轮和抛面形盖件， 梁架包括纵梁管、 转筒管、 前横管、 后竖管、 矩形冲片、 后轴管和前管套， 纵梁管是用圆管在前部和中部压成横向的椭 圆管形、在后部压成竖向的椭圆管形，纵梁管的中部开有竖向的对穿圆孔， 纵梁管的对穿圆孔与***该对穿圆孔的转筒管焊接， 转筒管的上下各镶嵌 一轴承， 纵梁管前端的左右两侧开有圆弧口， 纵梁管后端的上下开有圆弧 口， 纵梁管靠近前端的下方开有工艺孔， 纵梁管靠近后端的下方开有工艺 孔， 纵梁管前端的圆弧口焊接前横管， 前横管是一圆管制成中部弧形后凸 的波状弯曲状， 前横管中部的弧形后凸与纵梁管前端的圆弧口焊接， 前横 管的两头套接前管套， 纵梁管后端的圆弧口焊接后竖管， 后竖管是一圆管 的下部向后弯曲、 下端的左右两侧开有圆弧口的管件， 后竖管的圆弧口焊 接后轴管， 后竖管的顶部焊接矩形冲片， 矩形冲片上有两孔， 矩形冲片的 两孔通过两对螺栓螺母连接座椅，座椅是内部空心的吹塑工艺的塑料座椅， 后轴管通过后轴连接两后轮， 摆杆包括弧形椭圆管、 短轴、 手把、 把套、 螺筒和椭圆闷盖， 弧形椭圆管是一椭圆管平弯成向两头向前的弧形弯曲， 弧形椭圆管两头的下方各有开孔， 弧形椭圆管中间的顶部垂直向上焊接一 短轴， 弧形椭圆管两头的上方向上焊接两手把， 手把是圆管的上部向后下 方弯曲而成， 弧形椭圆管两头下方的开孔中焊接螺筒， 焊接于弧形椭圆管 后的螺筒，呈上前下后的倾斜状态，摆杆的短轴穿入转筒管中的两轴承中， 再在短轴的顶部盖上抛面形盖件， 并用内六角螺栓穿入抛面形盖件的通孔 中、 并拧接于短轴顶端中间的螺纹孔中， 摆杆两头的螺筒中各连接一万向 轮， 万向轮包括： 轮叉件、 轮子和对锁螺栓， 轮叉件包括一塑料轮叉、 两 轮叉轴承、 两弹簧垫圈、 一轮叉螺栓、 两螺母和一防滑垫片， 塑料轮叉的 顶部的上下面的中间各有一沉孔， 塑料轮叉的两沉孔之间有一贯通孔， 塑 料轮叉两叉下端有相互的对穿孔， 塑料轮叉两叉内侧的对穿孔处各带有突 圈， 塑料轮叉顶部的上下面的沉孔中各镶嵌一轮叉轴承， 塑料轮叉顶部的 贯通孔中放置两弹簧垫圈， 一轮叉螺栓从下向上穿入塑料轮叉顶部的两轮 叉轴承的内孔中和两弹簧垫圈中， 再用一螺母与一轮叉螺栓对拧拧紧， 轮 子是一中间的两面各带有一轴承的 PU轮，轮子通过对锁螺栓的对拧连接于 塑料轮叉两叉下端的相互的对穿孔中， 从而形成一所述的万向轮； 摆杆的 两端管孔中各塞有一椭圆闷盖， 摆杆两头的手把上各套接一把套。
进一歩地， 所述的转筒管的顶部和底部均加工有放置轴承的台阶， 所 述的转筒管顶部和底部的台阶中各镶嵌一轴承。
进一歩地， 所述的前管套是儿童自行车的手把把套， 所述的前管套套 接于所述前横管的两头后。
进一歩地， 所述的后轴管是圆管的切断件， 所述后轴管的管孔大于所 述后轴的外径，所述的矩形冲片是矩形的金属片，它的两边各带有一个孔。
进一歩地， 所述的短轴的下部带有凸圈、 顶端的中间带有螺孔， 所述 手把的弯曲处成圆弧形， 所述手把的弯曲度为锐角。 进一歩地， 所述的把套是儿童自行车的手把把套， 所述的螺筒是管孔 内带螺纹的管形部件。
进一歩地，所述的抛面形盖件是上表面中部抛起、中间带有柱形沉孔、 柱形沉孔连贯向下通孔的塑料件， 所述的抛面形盖件的底面的中部带有向 下的凸圈。
进一歩地， 所述的短轴由内六角螺栓和所述的抛面形盖件定位于所述 转筒管中的两轴承中。
进一歩地， 所述的椭圆闷盖是塑料制成的椭圆形闷盖。
进一歩地， 所述的后轴是一直径为 Φ 8毫米的圆钢， 它的两端端面上 各开有一螺孔， 所述的后轴穿入所述的后轴管中、 并且两头各露出与所述 后轮厚度相等的长度。
进一歩地， 所述的后轮是塑料轮毂的 PU轮， 所述的 PU轮的轮心有两 轴承， 所述的两后轮套接于所述后轴的两头、 并用螺栓拧接于所述后轴两 端的螺孔中。
进一歩地， 座椅椅背的上部有一个供手抓握的长圆孔， 座椅的坐垫中 间的横向位置有两通孔， 所述座椅坐垫两通孔的上部各带有沉孔， 所述座 椅坐垫的两通孔通过两对螺栓螺母与所述矩形冲片的两孔连接。 进一歩地， 所述万向轮用其顶部的轮叉螺栓拧接于所述摆杆两头的两 所述的螺筒中。
本发明的有益效果是： 本发明造形美观、 富有童趣， 部件的构造和外 形的搭配上巧妙有效地结合。 附图说明 图 1为本发明的构造及外观示意图
图 2为本发明的右摆前行图 图 3为本发明的左摆前行图 图 4为本发明的折叠效果图 图中： 1—梁架， 2—摆杆， 3 后轴， 4——后轮， 5——座椅， 6——万向轮， 7 抛面形盖件； 其中梁架 1 还包括： 11——纵梁管， 12 转筒管， 13 前横管， 14 后竖管， 15 矩形冲片， 16— 一后轴管， 17——前管套； 摆杆 2还包括： 21 弧形椭圆管， 22—— 短轴， 23——手把， 24——把套， 25——螺筒， 26——椭圆闷盖。 具体实施方式 为了使本发明的目的、 技术方案及优点更加清楚明白， 下面结合附图 及实施例， 对本发明进行进一歩详细说明。 应当理解， 此处所描述的具体 实施例仅用以解释本发明， 并不用于限定本发明。 图 1所示为本发明实施例公开的乐摇车， 它包括： 梁架 1、摆杆 2、 后 轴 3、 后轮 4、 座椅 5、 万向轮 6和抛面形盖件 7; 梁架 1包括纵梁管 11、 转筒管 12、 前横管 13、 后竖管 14、 矩形冲片 15、 后轴管 16和前管套 17。 纵梁管 11是用圆管在前部和中部压成横向的 椭圆管形、后部压成竖向的椭圆管形的管件，纵梁管 11的中部开有竖向的 对穿孔， 所述纵梁管 11的对穿孔与所述的转筒管 12焊接， 所述的转筒管 12是顶部和底部各车有放置轴承台阶圆管形部件， 所述的转筒管 12顶部 和底部的台阶中各镶嵌一轴承，所述纵梁管 11的前端的左右两侧开有圆弧 口， 所述纵梁管 11的后端上下开有圆弧口， 所述纵梁管 11靠近前端的下 方开有工艺孔， 所述纵梁管 11靠近后端的下方开有工艺孔， 所述纵梁管 11前端的圆弧口焊接所述的前横管 13， 所述的前横管 13是一圆管制成中 部弧形后凸的波状弯曲状，所述前横管 13中部的弧形后凸与纵梁管前端的 圆弧口焊接， 所述前横管 13的两头套接所述的前管套 17， 所述的前管套 17是儿童自行车的手把把套，所述的前管套 17套接于所述前横管 13的两 头后， 所述的前管套 17随着所述前横管 13的弧形弯曲而弯曲， 所述纵梁 管 11后端的圆弧口焊接所述的后竖管 14，所述的后竖管 14是下部带弧形 弯曲的圆管， 所述的后竖管 14底端的两侧有一对圆弧口， 所述后竖管 14 的一对圆弧口焊接所述的后轴管 16， 所述的后轴管 16是圆管的切断件， 所述后轴管 16的管孔略大于所述后轴的外径， 所述后竖管 14的顶部焊接 所述的矩形冲片 15， 所述的矩形冲片是矩形的金属片， 它的两边各带有一 个孔。 所述的摆杆 2， 包括弧形椭圆管 21、 短轴 22、 手把 23、 把套 24、 螺 筒 25和椭圆闷盖 26，所述弧形椭圆管 21是一椭圆管平弯成向两头向前的 弧形弯曲， 所述弧形椭圆管 21两头的底部开有两孔， 所述弧形椭圆管 21 中间的上方垂直焊接所述的短轴 22， 所述的短轴 22是下部带有凸圈、 顶 端的中间带有螺孔的部件，所述弧形椭圆管 21的两头垂向向上焊接有两所 述的手把 23， 所述的手把 23是圆管的上部向后下方弯曲而成， 所述手把 23的弯曲处成圆弧形， 所述手把 23的弯曲度为锐角， 所述的手把 23上套 接有所述的把套 24， 所述的把套 24是儿童自行车的手把把套， 所述的螺 筒 25是管孔内带螺纹的管形部件， 所述的两螺筒 25焊接于所述弧形椭圆 管 21两头底部的两孔中， 与所述弧形椭圆管 21两头焊接的两所述的螺筒 25， 成上前下后地斜向， 所述的短轴 22从下往上穿入所述转筒管 12中的 两轴承中， 再在所述短轴 22的顶部盖上所述的抛面形盖件 7， 所述的抛面 形盖件 7是上表面中部抛起、 中间带有柱形沉孔、 柱形沉孔连贯向下通孔 的塑料件， 所述的抛面形盖件 7的底面的中部带有向下的凸圈， 用一内六 角螺栓穿入抛面形盖件的通孔中，再拧接于所述短轴 22顶端中间的螺纹孔 中， 用内六角螺栓和所述的抛面形盖件 7， 将所述的短轴 22定位于所述转 筒管 12中的两轴承中， 所述的椭圆闷盖 26是塑料制成的椭圆形闷盖， 两 所述的椭圆闷盖 26塞入所述弧形椭圆管 21两端的管孔中。 所述的后轴 3是一 Φ 8毫米圆钢的两端各开有一螺孔， 所述的后轴 3 穿入所述的后轴管 16中、 并且两头各露出与所述后轮 4厚度相等的长度。 所述的后轮 4是塑料轮毂的 PU轮， 所述的 PU轮的轮心有两轴承， 所 述的两后轮 4套接于所述后轴 3的两头、 并用螺栓拧接于所述后轴 3两端 的螺孔中。 所述的座椅 5是内部空心的吹塑工艺的塑料座椅， 座椅 5椅背的上部 有一长圆孔，所述座椅 5椅背的长圆孔便于用手抓握所述的座椅 5，座椅 5 的坐垫中间的横向位置有两通孔， 所述座椅 5坐垫两通孔的上部各带有沉 孔，所述座椅 5坐垫的两通孔通过两对螺栓螺母与所述矩形冲片 15的两孔 连接。 所述的万向轮 6， 包括轮叉件、 轮子和对锁螺栓， 所述的轮叉件包括 一塑料轮叉、 两轮叉轴承、 两弹簧垫圈、 一轮叉螺栓、 一螺母和一防滑垫 片， 所述塑料轮叉的顶部的上下面的中间各有一沉孔， 所述塑料轮叉的两 沉孔之间有一贯通孔， 所述塑料轮叉两叉下端有相互的对穿孔， 所述塑料 轮叉两叉内侧的对穿孔处各带有突圈， 所述塑料轮叉顶部的上下面的沉孔 中各镶嵌一轮叉轴承， 所述塑料轮叉顶部的贯通孔中放置两弹簧垫圈， 所 述的轮叉螺栓从下向上穿入所述塑料轮叉顶部的两轮叉轴承的内孔中和两 弹簧垫圈中， 再用一螺母与所述的轮叉螺栓对拧拧紧， 所述的轮子是一中 间的两面各带有一轴承的 PU轮，所述的轮子通过对锁螺栓的对拧连接于塑 料轮叉两叉下端的相互的对穿孔中， 装配完毕的所述万向轮 6， 可以用所 述万向轮 6顶部的轮叉螺栓拧接于所述摆杆 2两头的两所述的螺筒 25中。 以上所述实施例仅表达了本发明的实施方式，其描述较为具体和详细， 但并不能因此而理解为对本发明专利范围的限制。 应当指出的是， 对于本 领域的普通技术人员来说， 在不脱离本发明构思的前提下， 还可以做出若 干变形和改进， 这些都属于本发明的保护范围。 因此， 本发明专利的保护 范围应以所附权利要求为准。

Claims

权 利 要 求 书
1.一种乐摇车， 包括梁架、 摆杆、 后轴、 后轮、 座椅、 万向轮和抛面 形盖件， 其特征是： 梁架包括纵梁管、 转筒管、 前横管、 后竖管、 矩形冲 片、后轴管和前管套，纵梁管是用圆管在前部和中部压成横向的椭圆管形、 在后部压成竖向的椭圆管形， 纵梁管的中部开有竖向的对穿圆孔， 纵梁管 的对穿圆孔与***该对穿圆孔的转筒管焊接，转筒管的上下各镶嵌一轴承， 纵梁管前端的左右两侧开有圆弧口， 纵梁管后端的上下开有圆弧口， 纵梁 管靠近前端的下方开有工艺孔， 纵梁管靠近后端的下方开有工艺孔， 纵梁 管前端的圆弧口焊接前横管， 前横管是一圆管制成中部弧形后凸的波状弯 曲状， 前横管中部的弧形后凸与纵梁管前端的圆弧口焊接， 前横管的两头 套接前管套， 纵梁管后端的圆弧口焊接后竖管， 后竖管是一圆管的下部向 后弯曲、下端的左右两侧开有圆弧口的管件，后竖管的圆弧口焊接后轴管， 后竖管的顶部焊接矩形冲片， 矩形冲片上有两孔， 矩形冲片的两孔通过两 对螺栓螺母连接座椅， 座椅是内部空心的吹塑工艺的塑料座椅， 后轴管通 过后轴连接两后轮， 摆杆包括弧形椭圆管、 短轴、 手把、 把套、 螺筒和椭 圆闷盖， 弧形椭圆管是一椭圆管平弯成向两头向前的弧形弯曲， 弧形椭圆 管两头的下方各有开孔， 弧形椭圆管中间的顶部垂直向上焊接一短轴， 弧 形椭圆管两头的上方向上焊接两手把， 手把是圆管的上部向后下方弯曲而 成，弧形椭圆管两头下方的开孔中焊接螺筒，焊接于弧形椭圆管后的螺筒， 呈上前下后的倾斜状态， 摆杆的短轴穿入转筒管中的两轴承中， 再在短轴 的顶部盖上抛面形盖件， 并用内六角螺栓穿入抛面形盖件的通孔中、 并拧 接于短轴顶端中间的螺纹孔中， 摆杆两头的螺筒中各连接一万向轮， 万向 轮包括： 轮叉件、轮子和对锁螺栓， 轮叉件包括一塑料轮叉、 两轮叉轴承、 两弹簧垫圈、 一轮叉螺栓、 两螺母和一防滑垫片， 塑料轮叉的顶部的上下 面的中间各有一沉孔， 塑料轮叉的两沉孔之间有一贯通孔， 塑料轮叉两叉 下端有相互的对穿孔， 塑料轮叉两叉内侧的对穿孔处各带有突圈， 塑料轮 叉顶部的上下面的沉孔中各镶嵌一轮叉轴承， 塑料轮叉顶部的贯通孔中放 置两弹簧垫圈， 一轮叉螺栓从下向上穿入塑料轮叉顶部的两轮叉轴承的内 孔中和两弹簧垫圈中， 再用一螺母与一轮叉螺栓对拧拧紧， 轮子是一中间 的两面各带有一轴承的 PU轮，轮子通过对锁螺栓的对拧连接于塑料轮叉两 叉下端的相互的对穿孔中， 从而形成一所述的万向轮； 摆杆的两端管孔中 各塞有一椭圆闷盖， 摆杆两头的手把上各套接一把套。
2.根据权利要求 1所述的乐摇车， 其特征是： 所述的转筒管的顶部 和底部均加工有放置轴承的台阶， 所述的转筒管顶部和底部的台阶中各 镶嵌一轴承。
3.根据权利要求 1所述的乐摇车， 其特征是： 所述的前管套是儿童 自行车的手把把套， 所述的前管套套接于所述前横管的两头后。
4.根据权利要求 1所述的乐摇车， 其特征是： 所述的后轴管是圆管 的切断件， 所述后轴管的管孔大于所述后轴的外径， 所述的矩形冲片是 矩形的金属片， 它的两边各带有一个孔。
5.根据权利要求 1所述的乐摇车， 其特征是： 所述的短轴的下部带 有凸圈、 顶端的中间带有螺孔， 所述手把的弯曲处成圆弧形， 所述手把 的弯曲度为锐角。
6.根据权利要求 1所述的乐摇车， 其特征是： 所述的把套是儿童自 行车的手把把套， 所述的螺筒是管孔内带螺纹的管形部件。
7.根据权利要求 1所述的乐摇车， 其特征是： 所述的抛面形盖件是 上表面中部抛起、 中间带有柱形沉孔、 柱形沉孔连贯向下通孔的塑料件， 所述的抛面形盖件的底面的中部带有向下的凸圈。
8.根据权利要求 7所述的乐摇车， 其特征是： 所述的短轴由内六角 螺栓和所述的抛面形盖件定位于所述转筒管中的两轴承中。
9.根据权利要求 1所述的乐摇车， 其特征是： 所述的椭圆闷盖是塑 料制成的椭圆形闷盖。
10.根据权利要求 1所述的乐摇车， 其特征是： 所述的后轴是一直径 为 Φ 8毫米的圆钢， 它的两端端面上各开有一螺孔，所述的后轴穿入所述 的后轴管中、 并且两头各露出与所述后轮厚度相等的长度。
11.根据权利要求 1所述的乐摇车， 其特征是： 所述的后轮是塑料轮 毂的 PU轮， 所述的 PU轮的轮心有两轴承， 所述的两后轮套接于所述后 轴的两头、 并用螺栓拧接于所述后轴两端的螺孔中。
12.根据权利要求 1所述的乐摇车， 其特征是： 座椅椅背的上部有一 个供手抓握的长圆孔， 座椅的坐垫中间的横向位置有两通孔， 所述座椅 坐垫两通孔的上部各带有沉孔， 所述座椅坐垫的两通孔通过两对螺栓螺 母与所述矩形冲片的两孔连接。
13.根据权利要求 1所述的乐摇车， 其特征是： 所述万向轮用其顶部 的轮叉螺栓拧接于所述摆杆两头的两所述的螺筒中。
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