CN101973341A

CN101973341A - Tread sneak bicycle

Info

Publication number: CN101973341A
Application number: CN2010105200078A
Authority: CN
Inventors: 庞明方
Original assignee: Taicang Chezhongbao Leisure Products Co Ltd
Current assignee: Qidong Shiji crop cooperatives
Priority date: 2010-10-26
Filing date: 2010-10-26
Publication date: 2011-02-16
Anticipated expiration: 2030-10-26
Also published as: CN101973341B

Abstract

The invention relates to a tread sneak bicycle comprising a bicycle body, a handlebar, a front fork, a front wheel, back wheels, a driving mechanism and a brake, wherein the bicycle body comprises a master device, a front frame tube, a back frame, a front head tube and a cover; the master device is connected with the front frame tube and the back frame; the front frame tube is connected with the front head tube; the front fork is connected with the front head tube; the handlebar is connected with the front fork; the front wheel is arranged on the front fork; the two back wheels are connected with the back frame; the driving mechanism comprises a locating shaft, foot bars, pedals, connecting ears, a crankshaft, pendulum sheets, a front stage gear, a back stage gear, a flywheel, a chain wheel and a chain; the locating shaft is fixed on the master device; the two foot bars are sheathed with the locating shaft; the two pedals are connected with the two foot bars; the two connecting ears are arranged on the two foot bars; the two pendulum sheets are connected with the two connecting ears; the crankshaft is arranged on the lower part of the locating shaft and connected with the two pendulum sheets; the front stage gear is fixed with the crankshaft; the back stage gear is engaged with the front stage gear; the flywheel and the back stage gear are coaxial; the chain wheel is fixed on a back shaft; the chain is wrapped on the flywheel and the chain wheel; and the brake is used for the front wheel.

Description

Scooter

Technical field

The present invention relates to a kind of pin scooter, particularly a kind of bipod is trampled up and down, the scooter of standing and riding.

Technical background

The design people is in the scooter (patent No.: ZL2006101594430) of first to file, to trample up and down first and by fork and interlock bent axle as propulsive effort, after again the application scooter (application number: 2008100401035) carried out some adjustment, make scooter more help volume production, but cost still some is higher.

Summary of the invention

Goal of the invention: the invention provides that a kind of structure is simple more, the more perfect scooter of profile.

Technical scheme: a kind of scooter of the present invention, comprise vehicle body, handlebar, front fork, front-wheel, trailing wheel, driver train and brake, it is characterized in that: vehicle body comprises main part, the side arm pipe, after-frame, front pipe and case, have a pair of on the main part to perforation and two pairs of cups, the main part front end connects the side arm pipe, the rear end connects after-frame, after-frame is the T-bar that a pipe and a channel are welded into, a cup is welded on the channel left side, one with holes of the right welding, after-frame Guan Shangyu channel top cup corresponding position, also have cup, fixing case on the after-frame, the front end of side arm pipe connect front pipe; Front fork tube on the front fork is rotatably connected by seven bowls and front pipe, handlebar comprises folding grip standpipe and handgrip, the inside extending tube of folding grip standpipe bottom inserts in the front fork tube of front fork, and with the swelling plug folding grip standpipe is captiveed joint with front fork with hanging bolt, handgrip is installed on the folding grip standpipe, front-wheel is installed on the front fork, left rear wheel is screwed on the rear axle, rear axle is connected in the cup and the cup on the after-frame pipe on the after-frame channel by two bearings, off hind wheel connects a bolt by two bearings, bolt penetrates in the right film perforation of after-frame channel, and fixes with nut screwing clamping; Driver train comprises fix shaft, treadle, step, engaging lug, bent axle, pendulum, the prime gear, back level gear, flywheel, chain and sprocket wheel, a pair of fixing on fix shaft and the main part to boring a hole, rotatable socket is done at two of two treadles and fix shaft, two steps are installed on two treadle rear ends, two engaging lugs are fixed on two treadles, two pendulums, two engaging lugs that are rotatably connected, crankshaft installed fix shaft below, the two ends of bent axle two pendulums that are rotatably connected, the prime gear is installed on the centre of bent axle, and is positioned at main part, and back level gear also is installed in the main part by axle, back level gear and prime gear mesh, gear is coaxial is connected for flywheel and back level, and is positioned at the right of main part, and sprocket wheel is screwed on the rear axle, and being positioned at the right of after-frame pipe, chain is wire-wrapped on flywheel and the sprocket wheel; Brake comprises brake facing, brake mount, spring, brake lever and the line of stopping, and brake mount is fixed on the front fork, and brake facing is rotatable to be installed on the brake mount, and spring is between brake facing and brake mount, and brake lever is installed on the handgrip, stops wire joint on handgrip and brake facing.

Beneficial effect: among the present invention, main part is connected side arm pipe and after-frame, connect simpler being easy to do on the frame technology of front and back than original bearing seat, do a prime gear and a back level gear mesh and be installed on that not only appearance looks elegant is succinct within the main part, and the bolt that has saved pressing sprocket, cooperated with pressing sprocket, the through slot of Pei Heing has been saved certain productive costs with it, and production technology is also simpler.

Description of drawings

Fig. 1 is an organigram of the present invention;

Fig. 2 is a profile design sketch of the present invention;

Among the figure: 1---vehicle body, 2---handlebar, 3---front fork, 4---front-wheel, 5---trailing wheel, 6---driver train, 7---brake; Wherein vehicle body 1 also comprises: 11---main part, and 12---the side arm pipe, 13---after-frame, 14---the front pipe, 15---case; Handlebar 2 also comprises: 21---the folding grip standpipe, and 22---handgrip; Trailing wheel 5 also comprises: 51---left rear wheel, and 52---off hind wheel, 53---rear axle; Driver train 6 also comprises: 61---fix shaft, and 62---treadle, 621---step, 622---engaging lug, 63---pendulum, 64---bent axle, 65---the prime gear, 66---back level gear, 67---flywheel, 68---sprocket wheel, 69---chain; Brake 7 also comprises: 71---brake facing, and 72---brake mount, 73---spring, 74---brake lever, 75---the line of stopping.

The specific embodiment

Below in conjunction with specific embodiment, further illustrate the present invention, should understand these embodiment only is used to the present invention is described and is not used in and limit the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims to the modification of the various equivalent form of values of the present invention and limit.

Embodiment

According to Fig. 1, Fig. 2, described scooter comprises vehicle body 1, handlebar 2, front fork 3, front-wheel 4, trailing wheel 5, driver train 6 and brakes 7.

Described vehicle body 1, comprise main part 11, side arm pipe 12, after-frame 13, front pipe 14 and case 15, described main part 11 is ingot-shaped profiles that a metal crimp is made, have a pair of on the described main part 11 to perforation and two pairs of cups, described main part 11 front ends connect described side arm pipe 12, described main part 11 rear ends connect described after-frame 13, described after-frame 13 is T-bars that a straight tube and a channel are welded into, a cup is welded on the described channel left side, one with holes of the right welding, the cup corresponding position, the channel left side of the straight tube of described after-frame 13 and described after-frame 13, also be welded with cup, be fixed with described case 15 on the described after-frame 13, the front end of described side arm pipe 12 welds described front pipe 14.

Described front fork 14 is that a sheetmetal strikes out slightly palintrope, top bonded assembly two fork sheets, and the top of two fork sheets also is connected with front fork tube, and the front fork tube of described front fork 14 is rotatably connected by seven bowls and described front pipe 14.

Described handlebar 2 comprises folding grip standpipe 21 and handgrip 22, and described folding grip standpipe 21 is that handle riser bottom connects a pipe shape folder, and the folder bottom connects the inside extending tube of a bottom band angle; There is a through hole described folder and inside extending tube junction, be installed with a hanging bolt in the through hole, the hanging bolt bottom is gone back thread and is cooperated a swelling plug, the inside extending tube of described folding grip standpipe 21 inserts in the front fork tube of described front fork 3, tighten the described hanging bolt of described folding grip standpipe 21, plug is fixed with inside extending tube swelling in the front fork tube of described front fork 3 with expanding; Described handgrip 22 is installed on the described folding grip standpipe 21, and locks with pipe clamp.

Described front-wheel 4, described left rear wheel 51, described off hind wheel 52 all are the PU wheels of plastics wheel hub, described front-wheel 4 is installed on the described front fork 3, described left rear wheel 51 is screwed on the head of described rear axle 53 by the metal insert that is set in core wheel, described rear axle 53 is by being connected with described two bearings bowl on the straight tube on two bearings and described 13 the channel, described off hind wheel 52 connects a bolt by two bearings, described bolt penetrates on the channel of described after-frame 13 in the right film perforation, and fixes with nut screwing clamping.

Described driver train 6, comprise fix shaft 61, treadle 62, step 621, engaging lug 622, pendulum 63, bent axle 64, prime gear 65, back level gear 66, flywheel 67, sprocket wheel 68 and chain 69, described fix shaft 61 is fixed on a pair of in the perforation of described main part 11, two described treadles, 62 rotatable two that are socketed on described fix shaft 61, two described steps 621 are installed in the rear end of two described treadles 62, two described engaging lugs 622 are fixed on the two described treadles 62, described pendulum 63 is eight shape sheets that a bearing is respectively inlayed at two, two described pendulums 63, the two described engaging lugs 622 that are rotatably connected, described bent axle 64 is divided into two parts, first parts are to connect a crank sheet on the cylinder of a band square hole, the end points of crank sheet connects a minor axis, also have several breach on the cylinder, second parts are to connect a crank sheet on the square cotter, the end points of crank sheet connects a minor axis, two of first parts and second parts are to pin, and pin with bolt, a just synthetic described bent axle 64, described bent axle 64 passes through two bearings, be connected in the pair of bearings bowl of described main part 11 of described fix shaft 61 belows, the two ends of the described bent axle 64 two described pendulums 63 that are rotatably connected, described prime gear 65, it is band circular hole in the middle of nylon injection-molding becomes, the gear that has several prominent points on the circle, the circular hole of the prominent point of described prime gear 65 bands, be complementary with the described band breach cylinder of described bent axle 64 first parts, described prime gear 65 is installed on the described bent axle 64 notched cylinders, and be positioned within the described main part 11, described back level gear 66 is aluminium extruded type gears, with threaded hole in the middle of the level gear 66 of described back, described back level gear 66 is by axle and bearing, another that is connected in described main part 11 is to cup, and be positioned within the described main part 11, described

back level gear

66 and 65 engagements of described prime gear, the number of teeth of described prime gear 65 is several times as much as the number of teeth of described back level gear 66, described flywheel 67 and described back level 66 coaxial connections of gear, and be positioned at the right of described main part 11, the center of described sprocket wheel 68 is with threaded hole, described sprocket wheel 68 is screwed in an end of described rear axle 53, and be positioned at the right of described after-frame 13 straight tubes, described chain 69 is wire-wrapped on described flywheel 67 and the described sprocket wheel 68, and the number of teeth of described flywheel 67 is more than the number of teeth of described sprocket wheel 68.

Described brake 7, comprise brake facing 71, brake mount 72, spring 73, brake lever 74 and the line 75 of stopping, described brake mount 72 is fixed on the top of described front fork 3, described brake facing 71 is by being installed on the described brake mount 72 the lock bolt is rotatable, described spring 73 is installed on the front portion between described brake facing 71 and the described brake mount 72, described brake lever 74 is installed on the described handgrip 22, the described line of stopping, one is connected in described brake lever 74, and the other end is connected in described brake facing 71.

Claims

1. scooter, comprise vehicle body, handlebar, front fork, front-wheel, trailing wheel, driver train and brake, it is characterized in that: vehicle body comprises main part, side arm pipe, after-frame, front pipe and case, have a pair of on the main part to perforation and two pairs of cups, the main part front end connects the side arm pipe, the rear end connects after-frame, after-frame is the T-bar that a pipe and a channel are welded into, a cup is welded on the channel left side, the right is welded one with holes, after-frame Guan Shangyu channel top cup corresponding position, also have cup, fixing case on the after-frame, the front end of side arm pipe connect front pipe; Front fork tube on the front fork is rotatably connected by seven bowls and front pipe, handlebar comprises folding grip standpipe and handgrip, the inside extending tube of folding grip standpipe bottom inserts in the front fork tube of front fork, and with the swelling plug folding grip standpipe is captiveed joint with front fork with hanging bolt, handgrip is installed on the folding grip standpipe, front-wheel is installed on the front fork, left rear wheel is screwed on the rear axle, rear axle is connected in the cup and the cup on the after-frame pipe on the after-frame channel by two bearings, off hind wheel connects a bolt by two bearings, bolt penetrates in the right film perforation of after-frame channel, and fixes with nut screwing clamping; Driver train comprises fix shaft, treadle, step, engaging lug, bent axle, pendulum, the prime gear, back level gear, flywheel, chain and sprocket wheel, a pair of fixing on fix shaft and the main part to boring a hole, rotatable socket is done at two of two treadles and fix shaft, two steps are installed on two treadle rear ends, two engaging lugs are fixed on two treadles, two pendulums, two engaging lugs that are rotatably connected, crankshaft installed fix shaft below, the two ends of bent axle two pendulums that are rotatably connected, the prime gear is installed on the centre of bent axle, and is positioned at main part, and back level gear also is installed in the main part by axle, back level gear and prime gear mesh, gear is coaxial is connected for flywheel and back level, and is positioned at the right of main part, and sprocket wheel is screwed on the rear axle, and being positioned at the right of after-frame pipe, chain is wire-wrapped on flywheel and the sprocket wheel; Brake comprises brake facing, brake mount, spring, brake lever and the line of stopping, and brake mount is fixed on the front fork, and brake facing is rotatable to be installed on the brake mount, and spring is between brake facing and brake mount, and brake lever is installed on the handgrip, stops wire joint on handgrip and brake facing.

2. scooter according to claim 1, it is characterized in that: described vehicle body, comprise main part, the side arm pipe, after-frame, front pipe and case, described main part is the ingot-shaped profile that a metal crimp is made, have a pair of on the described main part to perforation and two pairs of cups, described main part front end connects described side arm pipe, described main part rear end connects described after-frame, described after-frame is the T-bar that a straight tube and a channel are welded into, a cup is welded on the described channel left side, one with holes of the right welding, the cup corresponding position, the channel left side of the straight tube of described after-frame and described after-frame, also be welded with cup, be fixed with described case on the described after-frame, the front end of described side arm pipe welds described front pipe.

3. scooter according to claim 1, it is characterized in that: described front fork is that a sheetmetal strikes out slightly palintrope, top bonded assembly two fork sheets, the top of two fork sheets also is connected with front fork tube, and the front fork tube of described front fork is rotatably connected by seven bowls and described front pipe.

4. scooter according to claim 1 is characterized in that: described handlebar, comprise folding grip standpipe and handgrip, and described folding grip standpipe is that handle riser bottom connects a pipe shape folder, the folder bottom connects the inside extending tube of a bottom band angle; There is a through hole described folder and inside extending tube junction, be installed with a hanging bolt in the through hole, the hanging bolt bottom is gone back thread and is cooperated a swelling plug, the inside extending tube of described folding grip standpipe inserts in the front fork tube of described front fork, tighten the described hanging bolt of described folding grip standpipe, plug is fixed with inside extending tube swelling in the front fork tube of described front fork with expanding; Described handgrip is installed on the described folding grip standpipe 21, and locks with pipe clamp.

5. scooter according to claim 1, it is characterized in that: described front-wheel, described left rear wheel, described off hind wheel all are the PU wheels of plastics wheel hub, described front-wheel is installed on the described front fork, described left rear wheel is screwed on the head of described rear axle by the metal insert that is set in core wheel, described rear axle is by being connected with described two bearings bowl on the straight tube on two bearings and described the channel, described off hind wheel connects a bolt by two bearings, described bolt penetrates on the channel of described after-frame in the right film perforation, and fixes with nut screwing clamping.

6. scooter according to claim 1, it is characterized in that: described driver train, comprise fix shaft, treadle, step, engaging lug, pendulum, bent axle, the prime gear, back level gear, flywheel, sprocket wheel and chain, described fix shaft is fixed on a pair of in the perforation of described main part, the rotatable two that is socketed on described fix shaft of two described treadles, two described steps are installed in the rear end of two described treadles, two described engaging lugs are fixed on the two described treadles, described pendulum is the font sheet that a bearing is respectively inlayed at two, two described pendulums, the two described engaging lugs that are rotatably connected, described bent axle is divided into two parts, first parts are to connect a crank sheet on the cylinder of a band square hole, the end points of crank sheet connects a minor axis, also have several breach on the cylinder, second parts are to connect a crank sheet on the square cotter, the end points of crank sheet connects a minor axis, two of first parts and second parts are to pin, and pin with bolt, a just synthetic described bent axle, described bent axle passes through two bearings, be connected in the pair of bearings bowl of described main part of described fix shaft below, the two ends of the described bent axle two described pendulums that are rotatably connected, described prime gear, it is band circular hole in the middle of nylon injection-molding becomes, the gear that has several prominent points on the circle, the circular hole of the prominent point of described prime gear band, be complementary with the described band breach cylinder of described bent axle first parts, described prime gear is installed on the notched cylinder of described bent axle, and be positioned within the described main part, described back level gear is the aluminium extruded type gear, with threaded hole in the middle of the level gear of described back, described back level gear is by axle and bearing, another that is connected in described main part is to cup, and be positioned within the described main part, described back level gear and described prime gear mesh, the number of teeth of described prime gear is several times as much as the number of teeth of described back level gear, gear is coaxial is connected for described flywheel and described back level, and be positioned at the right of described main part, the heart of described sprocket wheel is with threaded hole, described sprocket wheel is screwed in an end of described rear axle, and be positioned at the right of described after-frame straight tube, described chain is wire-wrapped on described flywheel and the described sprocket wheel, and the number of teeth of described flywheel is more than the number of teeth of described sprocket wheel.

7. scooter according to claim 1, it is characterized in that: described brake, comprise brake facing, brake mount, spring, brake lever and the line of stopping, described brake mount is fixed on the top of described front fork, described brake facing is by being installed on the described brake mount the lock bolt is rotatable, described spring is installed on the front portion between described brake facing and the described brake mount, described brake lever is installed on the described handgrip, the described line of stopping, one is connected in described brake lever, and the other end is connected in described brake facing.