Summary of the invention
Purpose of the present invention is to provide that a kind of structure is ingenious, cost is low, price advantage is obvious, and the adjustable two-wheeled leisure bicycle of the vehicle body of reclining that can draw in apart from scalable, vehicle body of car chair and step.The object of the present invention is achieved like this: the adjustable two-wheeled leisure bicycle of the vehicle body of reclining, comprise vehicle body, steering hardware, driver train, front-wheel, trailing wheel and brake, it is characterized in that: vehicle body comprises the front truck beam, back car beam, the five-way pipe, it is the font front fork, steering base, turn to dead axle, car chair and spike, the front end welding five-way pipe of front truck beam, the below welding of five-way pipe is the font front fork, be on the font front fork front-wheel to be installed, back car beam is the rectangular tube that front end is welded with a rectangular tube pipe clamp, bottom welding in the middle of the back car beam turns to dead axle, the rear end welding steering base of back car beam, steering base is the tubular parts that a bearing is respectively inlayed in top and bottom, back car beam is by the rear portion amplexis of rectangular tube pipe clamp and front truck beam, the car chair is connected in the rear portion of back car beam, and spike is installed on the close rear end of back car beam; Steering hardware comprises handlebar, back vent, vertical pivot, and connecting rod, handlebar is the pipe of two bendings, middle welding one rotating cylinder, a sheetmetal with holes is welded on the left side by rotating cylinder on pipe, rotating cylinder is the tubular parts that a bearing is respectively inlayed in top and bottom, rotating cylinder in the middle of the handlebar is socketed on and turns to dead axle, welded top one vertical pivot of back vent, right flank on back vent welds a sheetmetal with holes, the vertical pivot that is connected in back vent penetrates in the bearing bore of steering base, cooperate connecting rod on the sheetmetal with holes that is rotationally connected with on the handlebar by nut then, on the sheetmetal with holes of back vent right flank, back vent connects trailing wheel; Driver train comprises axis, two cranks, chain wheel, pedal, small flywheel and chain, axis is rotationally connected with in the five-way pipe by the axis accessory, two crank connecting links are in two of axis, fixing chain wheel on the right crank, and allow chain wheel be positioned to be the top of the right unfilled corner of font front fork, two pedals are installed on the top of two cranks, small flywheel is connected in the centre hole of front-wheel, be positioned at the right side of front-wheel, and to be arranged in be the lower right corner of font front fork, described small flywheel is the small flywheel that cooperates the PU wheel, small flywheel comprises the flywheel hub, fall along tooth spare, lasso, needle roller and bearing, small flywheel is to be embedded in the front-wheel centre hole right side by takeing on along the straight-tooth tooth of tooth spare, and chain is wire-wrapped on chain wheel and the small flywheel; Brake comprises two brake levers, two stop line, two stop part and two springs, brake lever is connected on the handlebar, the front end of line stopped connects the end that brake lever, rear end connect the part of stopping, the part of stopping is that vertical welding one tubule of bending part of strip sheet metal, the sheetmetal of a band bending forms, two stop the pores of part by two pairs of locks bolts and back vents top and be that the top of font front fork is rotationally connected, the preceding flanging of the junction of stop part and the line of stopping and back vent and be on the line of stopping between the back flanging of font front fork and socket one spring.
The invention has the beneficial effects as follows: the present invention is simple in structure, profile is small and exquisite, cost is low, price advantage is obvious, car chair and step apart from scalable, can draw in when depositing or carrying, and speed is fast.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is driver train of the present invention and five-way, is the connection diagram of font front fork and front-wheel;
Fig. 3 is the structure principle chart of small flywheel of the present invention;
Fig. 4 is the section of structure of small flywheel of the present invention;
Fig. 5 is a left-hand rotation scheme drawing of the present invention;
Fig. 6 is a right-hand rotation scheme drawing of the present invention;
Fig. 7 is that vehicle body of the present invention draws figure in;
Among the figure: 1---vehicle body, 2---steering hardware, 3---driver train, 4---front-wheel, 5---trailing wheel, 6---brake; Wherein vehicle body 1 also comprises: 11---the front truck beam, and 12---Hou Cheliang, 13---the five-way pipe, 14---be the font front fork, 15---steering base, 16---turning to dead axle, 17---car chair, 18---spike; Steering hardware 2 also comprises: 21---handlebar, and 211---rotating cylinder, 22---back vent, 23---vertical pivot, 24---connecting rod; Driver train 3 also comprises: 31---axis, and 32---crank, 33---chain wheel, 34---pedal, 35---small flywheel, 36---chain; Small flywheel 35 also comprises: 351---the flywheel hub, and 352---fall along tooth spare 353---lasso, 354---needle roller, 355---bearing; Brake 6 also comprises: 61---brake lever, and 62---the line of stopping, 63---the part of stopping, 64---spring.
The specific embodiment
According to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the adjustable two-wheeled leisure bicycle of the described vehicle body of reclining comprises vehicle body 1, steering hardware 2, driver train 3, front-wheel 4, trailing wheel 5 and brakes 6;
Described vehicle body 1 comprises front truck beam 11, back car beam 12, five-way pipe 13, it is font front fork 14, steering base 15, turn to dead axle 16, car chair 17 and spike 18, the two sides, the left and right sides that described front-axle beam 11 is front ends respectively has the rectangular tube of nock, the two nocks welding five-way pipe 13 of the front end of described front truck beam 11, the below welding of described five-way pipe 13 is a font front fork 14, described is that font front fork 14 is that to become with strip iron plate bending ram be font, described is that the back angle of going up of font front fork 14 also has downward flanging, described be font front fork 14 back go up the angle lower hem a hole arranged between two parties, it is described that to be the two sides of font front fork 14 upper and lowers has two mutual to perforation, described is the following to perforation of font front fork 14, by the lock bolt is installed front-wheel 4, described back car beam 12 is that front end is welded with a rectangular tube pipe clamp, middle bottom welding turns to dead axle 16, parallelly before and after the top at rear portion be welded with strip iron punching with holes, the upper and lower surface of rear end respectively has the rectangular tube of nock, the close rear end of described back car beam 12 rectangular tubes has two pairs of perforation, the front end of car beam 12 rectangular tubes bottom, described back has corresponding cracking of cracking with described back car beam 12 rectangle pipe clamps two interlocking sheets, the rectangle pipe clamp of described back car beam 12 is that top becomes rectangular tubular, the blanked part of bottom band two semicircle interlocking sheets, have mutual on the center of circle of two semicircle interlocking sheets of described back car beam 12 rectangle pipe clamps to perforation, car beam 12 rectangle pipe clamps two interlocking sheets connects a quick detach in boring a hole after described, described quick detach is by a circle hook bolt, fast dismounting handle, pad and anti-skidding nut constitute, described circle hook bolt penetrates described pad, penetrate again described back car beam 12 rectangle pipe clamps two semicircle interlocking sheets in the perforation, and then screw in described anti-skidding nut, also have safety catch on the fast dismounting handle of described quick detach, one semicircle interlocking sheet edge of described safety catch and described back car beam 12 rectangle pipe clamps cooperates, the welding of the nock up and down steering base 15 of the rear end of described back car beam 12, described steering base 15 is tubular parts that a bearing is respectively inlayed in top and bottom, described back car beam 12 is by the rear portion amplexis of rectangular tube pipe clamp and described front truck beam 11, the punching of the strip iron punching with holes at Che Liang rear portion, described back is connected by the bottom of bolt with car chair 17, described car chair 17 is plastic injection-moulded forming, and described back car beam 12 is near in two pairs of perforation of rear end, by two pairs of bolt and nuts spike 18 is installed.
Described steering hardware 2 comprises handlebar 21, rotating cylinder 211, back vent 22, vertical pivot 23, with a connecting rod 24, described handlebar 21 is pipes of two bendings, middle welding one rotating cylinder 211, by welding a sheetmetal with holes on the pipe on rotating cylinder 211 left sides, described rotating cylinder 211 is tubular parts that a bearing is respectively inlayed in top and bottom, the bearing bore of the described rotating cylinder 211 in the middle of the described handlebar 21 is socketed on the described dead axle 16 that turns to, described back vent 22 is the blanked parts that become the door font with strip iron plate bending ram, weld a sheetmetal with holes on the right flank of described back vent 22, the preceding angle of going up of described back vent 22 also has downward flanging, what described back vent 22 preceding gone up the angle lower hem has a hole between two parties, the top and the bottom on described back vent 22 two sides, respectively have a pair of mutual to perforation, the following of described back vent 22 passes through the lock bolt is connected with trailing wheel 5 to perforation, welded top one vertical pivot 23 of described back vent, described vertical pivot 23 is that the lower end has convex shoulder, the centre on top has the axle of a tapped bore, described connecting rod 24 is that bending respectively is with at two, the head of two bendings is gone up screwed iron wire spare, described vertical pivot 23 penetrates in the bearing bore of described steering base 15, and mix pad with bolt and be fastened in the tapped bore at described vertical pivot 23 tops, and then described connecting rod 24 is rotationally connected with in the hole on described handlebar 21 sheetmetals by nut, in the hole of the sheetmetal of described back vent 22, thereby form described steering hardware 2.
Described driver train 3 comprises axis 31, two cranks 32, chain wheel 33, pedal 34, small flywheel 35 and chain 36, described axis 31 is rotationally connected with in the described five-way pipe 13 by the axis accessory, two described cranks 32 are connected in two of axis, be fixed with described chain wheel 33 on the described right crank 32, it is the top of font front fork 14 right unfilled corners that described chain wheel 33 is positioned at described, two described pedals 34 are installed on the top of two cranks 32, described small flywheel 35 is connected in the centre hole of described front-wheel 4, described small flywheel 35 is the small flywheels that cooperate the PU wheel, described small flywheel comprises flywheel hub 351, fall along tooth spare 352, lasso 353, needle roller 354 and bearing 355, described flywheel hub 351 is that the peripheral middle of sprocket teeth is tubulose, one end of tubulose is inlayed a bearing 355, described is that a first body to suitable tooth connects the straight-toothed shoulder of an astragal along tooth spare 352, there is a clear opening centre of described suitable tooth spare 352, clear opening leans on one of straight-tooth tooth shoulder a counterbore is arranged, inlay a bearing 355 in the described suitable counterbore of tooth spare 352, described is powder metallurgy spares along tooth spare 352, the straight-tooth tooth shoulder that falls along tooth spare 352 is pressed in the right side of described front-wheel 4 centre holes, described lasso 353 is inserted in the inner end of the suitable tooth of described suitable tooth spare 352, fall to coat butter along in the teeth groove of tooth with described again along falling of tooth spare 352, put needle roller 354, again described flywheel hub 331 is socketed on described falling along tooth spare 352 along on tooth and the needle roller 354, the described small flywheel 35 that connects the front-wheel 4 that finishes, by a pair of lock bolt with described be font front fork 14 to the perforation in be connected, described 36 chains are wire-wrapped on chain wheel 33 and the small flywheel 35.
The PU wheel that described front-wheel 4 is plastics wheel hubs, the right side at described front-wheel 4 centers connects described small flywheel 35, and a bearing is inlayed on the left side at described front-wheel 4 centers.
The PU wheel that described trailing wheel 5 is plastics wheel hubs, a bearing is respectively inlayed on the two sides at described trailing wheel 5 centers.
Described brake 6 comprises two brake levers 61, two lines 62 of stopping, two stop part 63 and two springs 65, described brake lever 61 is connected on the described handlebar 21, the described front end of stopping line 62 connects described brake lever 61, the rear end of the described line 62 of stopping connects the described part 63 of stopping, the described part 63 of stopping is strip sheet metals of a band bending, vertical welding one tubule of the bending part of sheetmetal forms, there is an aperture described upper end of stopping part 63 bendings, the pore of the one described part 63 of stopping is rotationally connected to perforation by going up of a pair of lock bolt and described back vent 22, the pore of the one described part 63 of stopping by a pair of lock bolt with and described be that going up of font front fork 14 is rotationally connected to perforation, go up in the hole of angle lower hem before penetrating described back vent 22 one described rear end of stopping line 62, penetrate again in the spring 64, be connected with a described aperture of stopping part 63 upper ends again, it is that font front fork 14 back gone up in the hole of angle lower hem that one described rear end of stopping line 62 penetrates described, penetrate again in the spring 64, be connected being connected of described stop line 62 and the described part 63 upper end apertures of stopping again with a described aperture of stopping part 63 upper ends, be to cooperate by eye bolt and nut to carry out bonded assembly.