CN202541736U

CN202541736U - Folding electric walking vehicle for old people

Info

Publication number: CN202541736U
Application number: CN201220138419XU
Authority: CN
Inventors: 庞明方
Original assignee: Taicang Chezhongbao Leisure Products Co Ltd
Current assignee: Taicang Chezhongbao Leisure Products Co Ltd
Priority date: 2012-04-05
Filing date: 2012-04-05
Publication date: 2012-11-21
Anticipated expiration: 2022-04-05

Abstract

The utility model relates to a folding electric walking vehicle for old people. The folding electric walking vehicle comprises a vehicle body, a steering mechanism, front wheels, back wheels, a man-power driving mechanism and an electric driving system, wherein a base is connected with a main component and is further provided with a motor and a battery, a front pipe assembly is connected with the main component, a fixed shaft assembly is connected with the main component, the steering mechanism comprises a V-shaped folding handlebar, a vertical pipe of the folding handlebar and a steering linkage assembly, the V-shaped folding handlebar is connected with the vertical pipe of the folding handlebar, the vertical pipe of the folding handlebar is connected with the front pipe assembly, a steering base is connected with the front pipe assembly, a steering sheet is connected with the vertical pipe of the folding handlebar, front connecting rods are connected with the steering base and front wheel assemblies, back connecting rods are connected with the steering sheet and the front wheel assemblies, the two front connecting rods are locked and connected with each other, and the front wheels are arranged on the front wheel assemblies; according to the man-power driving mechanism, a locating shaft is fixed to the main component, two pedals are rotationally sleeved with the two ends of the locating shaft, a connecting lug is fixed on each pedal, a swinging sheet is connected with each connecting lug and is connected with the end of a crankshaft, a back-stage gear and a sprocket are arranged on the main component, and a flywheel is arranged on a back wheel axle; and the electric driving system comprises a motor, a vehicular battery, a battery box, a controller, a control switch and a second flywheel.

Description

The electronic Walking trolly of folding old man

Technical field

The utility model relates to a kind of bipod and tramples the walking vehicle for old people that can stand and ride up and down, particularly a kind ofly can also be sitting in the electronic Walking trolly of folding old man that utilizes motorized motions on this car.

Technical background

The design people is the design-calculated walking vehicle for old people formerly, though the old man also can use, has that volume is too big, is difficult for parking in the family, and be seated to trample up and down and let also not meet old man's custom etc. sorry.

The utility model content

The purpose of the utility model is will design a kind of suitable more old man to ride, and has better to be fit to the electronic Walking trolly of folding old man that the average family old man uses.The purpose of the utility model is achieved in that the electronic Walking trolly of folding old man, comprises vehicle body, steering hardware, front-wheel, trailing wheel, man power driving mechanism and electric drive system, it is characterized in that: vehicle body comprises main part, vehicle frame, preceding pipe fitting and solid axle part; Vehicle frame comprises underframe, vertical tube, vertical pole, two-fold part, bracing frame, back rest, cushion, back cushion, and underframe is connected with hind axle with main part, and motor and battery also are installed on the underframe; Preceding pipe fitting is connected with main part, Gu an axle part is connected with main part, steering hardware comprises that V-shape folds handgrip, folding grip standpipe and turns to linkage unit; Turn to linkage unit to comprise and turn to pedestal, front rod, direction turning piece, rear linking rod, front wheel, pressure box and band bolt, the folding handgrip of V-shape is connected with the folding grip standpipe, and folding grip standpipe and preceding pipe fitting are rotationally connected; Turn to pedestal to captive joint with preceding pipe fitting, direction turning piece is captiveed joint with the folding grip standpipe, front rod with turn to pedestal and front wheel to be rotationally connected; Rear linking rod and direction turning piece and front wheel are rotationally connected, the mutual interlocking of two front rods, and two front-wheels are installed on two front wheels; Trailing wheel is installed on back vent; Man power driving mechanism comprises fix shaft, pedal, engaging lug, bent axle, pendulum, prime gear, back level gear, sprocket wheel, first flywheel, hind axle and first chain, and bent axle is that a lid shape is welded towards part and the round steel spare that is bent into zigzag, also is connected with prime gear and positioning disc on the bent axle; Bent axle, prime gear and positioning disc; Be installed in the endoporus that is embedded in the bearing on the main part through two bolts, fix shaft and main part are fixed, two of two pedals and fix shaft socket that rotates; Two engaging lugs are fixed on two pedals; The be rotationally connected two ends of bent axle of two pendulums, two engaging lugs that are rotationally connected, two pendulums, back level gear through axle mounting on main part and solid axle part; Gear is coaxial is connected for sprocket wheel and back level; Flywheel is installed on the hind axle, and chain is wire-wrapped on sprocket wheel and the flywheel, and electric drive system comprises motor, Vehicular battery, battery case, controller, master cock, second flywheel and second chain.

The beneficial effect of the utility model is: this car adopts the folding handgrip of V-shape, turns to linkage unit to adopt the connection mode of two four connecting rods interlocks; Vehicle frame adopts folding mode; Make this car dexterity of can turning, can conveniently fold again, be convenient to put, the practicality of this car is improved greatly.

Description of drawings

Fig. 1 is the structure design sketch of the utility model.

Fig. 2 is the constructional drawing of the utility model main part.

Fig. 3 is the constructional drawing of the utility model bent axle.

Fig. 4 is the folding handgrip expansion drawing of the utility model vee shape.

Fig. 5 is the folding figure of the folding handgrip of the utility model vee shape.

Fig. 6 is the constructional drawing of the left front connecting rod of the utility model.

Fig. 7 is the constructional drawing of the right front connecting rod of the utility model.

Fig. 8 is the folding handgrip of the utility model vee shape and the chair back this car design sketch after folding.

Fig. 9 is this car design sketch after the utility model folding grip standpipe and vehicle seat fold again.

Figure 10 is the folding design sketch that finishes of the utility model.

Among the figure: 1---vehicle body, 2---steering hardware, 3---front-wheel, 4---trailing wheel, 5---man power driving mechanism, 6---electric drive system; Wherein vehicle body 1 also comprises: 11---main part, and 12---vehicle frame, 13---preceding pipe fitting, Gu 14---the axle part; Vehicle frame 12 also comprises: 121---underframe, and 122---vertical tube, 123---vertical pole, 124---the two-fold part, 125---bracing frame, 126---back rest, 127---cushion, 128---back cushion; Steering hardware 2 also includes: 21---and V-shape folds handgrip, and 22---the folding grip standpipe, 23---turn to linkage unit; Wherein the folding handgrip 21 of V-shape also comprises: 211---the handgrip pedestal, and 212---left part spare, 213---right members; 214---left and right handles, 215---left and right sides quick detach, 216---backer's sheet; 217---pressing box, 218---are with bolt 219---inside extending tube;---turning to pedestal, 232---the left front connecting rod that turns to linkage unit 23 also to comprise: 231,2321---right front connecting rod, 233---direction turning piece, 234---rear linking rod, 235---front wheel, band is bolt for 217---pressing box, 218---; Man power driving mechanism 5 also comprises: 51---fix shaft, and 52---pedal, 53---engaging lug, 54---pendulum; 55---bent axle, 551---the prime gear, 56---back level gear, 57---sprocket wheel; 58---first flywheel, 581---hind axle, 59---first chain; Electric propulsion system 6 also comprises: electric drive system 6 also comprises: 61---motor, and 62---Vehicular battery, 621---battery case, 63---controller, 64---master cock; Master cock 64 also comprises: 641---control lock, and 642---speed control crank, 643---the outage brake lever, 65---second flywheel, 66---second chain.

The specific embodiment

According to Fig. 1, Fig. 4, the electronic Walking trolly of described folding old man comprises vehicle body 1, steering hardware 2, front-wheel 3, trailing wheel 4, man power driving mechanism 5 and electric drive system 6;

Described vehicle body 1; Comprise main part 11, vehicle frame 12, preceding pipe fitting 13 and solid axle part 14, described main part 11 is that the front portion of a fish shape profile, fish shape respectively has a hole, fish belly place to have the front upper part of a macropore, fish belly and rear portion respectively to have a hole, fish tail place that the aluminium formulation sliced pieces in one hole is respectively arranged up and down up and down, and the hole of said main part 11 fish belly front upper parts is called first hole; The macropore at said main part 11 fish belly places is called second hole; The hole at said main part 11 fish belly rear portions is called the 3rd hole, and counterbore is milled on the left side in described the 3rd hole, described counterbore and the described second hole UNICOM; The right side in said second hole is inlaid with a bearing; The right side in said the 3rd hole is inlaid with a needle bearing, and said main part 11 anterior last holes are called the 4th hole, and said main part 11 anterior following holes are called the 5th hole; Two holes up and down at said main part 11 fish tail places are tapping into tapped bore; Be called first pair of screw, described before pipe fitting 13 are Al squeezing material blanks of a circle and groove combination, said before pipe fitting 13 circle holes respectively inlay a bearing up and down; Pipe fitting 13 grooveds is respectively a pair of to perforation towards having up and down before said; Two pairs of perforation up and down of pipe fitting 13 are captiveed joint with the 5th hole with said main part 11 the 4th anterior holes through two pairs of lock bolts before said, and described solid axle part 14 is that a bearing, rear portion are inlayed up and down respectively with the parts in a hole in the front portion, and two holes of said solid axle part 14 are connected with first pair of screw of said main part 11 through two bolts.

Described vehicle frame 12 comprises underframe 121, vertical tube 122, vertical pole 123, two-fold part 124, bracing frame 125, back rest 126, cushion 127 and back cushion 128; Described underframe 121 is b words that are welded and are sidelong of a straight tube and a bend pipe; The vertical welding one pipe spare in the rear end of being sidelong the b word; The two ends of pipe spare are inlaid with two bearings, at back upper end welding one band of being sidelong the b word to the flute profile in hole towards part, also connect an anchor ear sheet in the upper end of being sidelong the b word; The front end of said underframe 121 is connected in the tail end of said main part 11; Be connected with described hind axle 581 in the bearing hole of said underframe 121 pipe spares, described vertical tube 122 is that top has two pairs perforation, lower end to be had a pair of to perforation, and three couple of said vertical tube 122 is parallel up and down to perforation; There is a slotted hole on second pair on said vertical tube 122 tops to perforation vertical; Second pair on said vertical tube 122 tops are connected with a band bolt to being connected with cylinder with threaded hole in the perforation in the tapped bore of said cylinder, described vertical pole 123 is that the channel-shaped bar that is converted into sheetmetal, the middle part of channel-shaped bar have boring a hole; The rear end of said

vertical pole

123 and 124 welding of described two-fold part; Two that described two-fold part 124 is U-lag spares respectively is with a pair of perforation, two ends also respectively to be with a U-shaped gap, said two-fold part 124 following to perforation through bolt and the first pair of perforation in said vertical tube 122 tops are rotationally connected to lock, described bracing frame 125 be circle directly Metallic rod process the shaped as frame of opening; One end of support frame as described above 125 is rotated amplexis by described anchor ear sheet and described underframe 121; The two ends of support frame as described above 125 openings buckle into said vertical pole 123 in the perforation, described back rest 126 is crooked vertical being welded of pipe of a straight tube and a double headed roller, the lower, parallel of said back rest 126 straight tubes has two pairs of perforation; The second couple of said back rest 126 straight tube bottoms has a slotted hole to the vertical of perforation; Second pair of said back rest 126 straight tube bottom to being connected with cylinder with threaded hole in the perforation, be connected with a band in the tapped bore of said cylinder bolt, second pair of said back rest 126 bottom to perforation through to locking bolt and said two-fold part 124 tops perforation is rotationally connected; Described cushion 127 is connected with described vertical pole 123, and described back cushion 128 is connected with described back rest 126.

Described steering hardware 2 comprises that V-shape folds handgrip 21, folding grip standpipe 22 and turns to linkage unit 23;

The folding handgrip 21 of described vee shape comprises handgrip pedestal 211, left part spare 212, right members 213, left and right handles 214, left and right sides quick detach 215, backer's sheet 216, presses box 217, band bolt 218 and inside extending tube 219;

Described handgrip pedestal 211 is aluminium section bars of a wire-frame image cat head, and the hole that the opal place has the band that makes progress to crack cuts off after form after perforate and the Vehicle Processing; There are two double thread holes at the said handgrip pedestal 211 perpendicular place, hole of cracking; One tapped bore is arranged at the top of said handgrip pedestal 211; One counterbore is arranged at the bottom of said handgrip pedestal 211; The said counterbore close-fitting socket one described inside extending tube 219 of said handgrip pedestal 211 penetrates the upper end of said folding grip standpipe 22 with described inside extending tube 219, and is locked with pipe clamp.

Described left part spare 212 is parts of an aluminium pressure diecasting, and the bottom of said left part spare 212 upwards has one to connect left hand 214 connecting rod with the front end of a left side axle, left side axle, and the right side of connecting rod is connected with a crozier, and there is tapped bore the rear end on said left part spare 212 left sides spool.

Described right members 213 is parts of an aluminium pressure diecasting; The connecting rod of one connection right handgrip 214 is upwards arranged with the front end of a right axle, right axle at said right members 213 bottoms; The left side of connecting rod is connected with a cuboid, and the hole that parallels with the right axle of said right members 213, the left end of said right members 213 cuboids are arranged at the top of said right members 213 cuboids; One downward tapped bore is arranged, and there is tapped bore the rear end of said right members 213 right axles.

Crack in the hole in the left side that the left side axle of said left part spare 212 is penetrated said handgrip pedestal 211; Crack in the hole in the right side that the right axle of said right members 213 is penetrated said handgrip pedestal 211; Locate in the rear end of the right axle of the left side of said left part spare 212 axle and said right members 213 with two pads and the two anti-bolts that fall again; Described left and right sides quick detach 215 is to be provided with in opposite directions by two quick detach about 215 to form; Described quick detach 215 is made up of quick detach handle, zone circle hole bolt and plastics liner; Described quick detach handle and said zone circle hole bolt are rotationally connected, and the zone circle hole bolt of two said quick detach 215 penetrates in the hole of two said plastics liners, is screwed in opposite directions in the two double thread holes of said handgrip pedestal 1 again.

Described pressure box 217; It is the box-like metallic stamping pieces of an opening; The two sides of the opening part of said pressure box 217 has a pair of to perforation; One slotted hole is arranged at the top of said pressure box 217; Said pressure box 217 to perforation through the hole on lock bolt and said right members 213 cuboids is rotationally connected, described band is bolt 218 that the top of a bolt connects plastics and twists handle, described being with penetrates bolt 218 in the slotted hole of said pressure box 217, penetrates in the spring again and then be screwed in the tapped bore of said right members 213 cuboid left ends.

Described backer's sheet 216; Be the aluminum component of being with convex globoidal down, dashing on described backer's sheet 216 has a hole, a bolt is penetrated in the hole of said backer's sheet 216; Be screwed into again in the tapped bore at said handgrip pedestal 211 tops, described backer's sheet 216 is captiveed joint with described pedestal 211.

Described folding grip standpipe 22; By standpipe, upright folder and make the pipe constitute; Described standpipe is connected in the top of the upright folder of said handle, and described handle is made the bottom that pipe is connected in the upright folder of said handle, and the bottom that described handle is made pipe is fixedly connected with a nut; Described handle is made pipe and is penetrated in the hole of said preceding pipe fitting two bearings about in the of 13; Penetrate with bolt in the hole of said direction turning piece 233, be screwed into said handle again and make in the nut of pipe and tighten, with described folding grip standpipe 22 and described direction turning piece 233 be rotationally connected with described before in the pipe fitting 13.

The described linkage unit 23 that turns to; Comprise and turn to pedestal 231, left front connecting rod 232, right front connecting rod 2321, direction turning piece 233, rear linking rod 234, front wheel 235, pressure box 217 and band bolt 218; Described turn to pedestal 231 be on one the following narrow flute profile aluminium of hem width towards part; There is a hole the said centre, top of pedestal 231 that turns to; The said bottom of attending at pedestal 231 two that turns to respectively has perforation; The described pedestal 231 and the lower end of said preceding pipe fitting 13 of turning to is welded to connect; Described left front connecting rod 232 is that the two ends of horizontal stroke an of T-shaped, T-shaped are with holes, the sliced pieces of the Al squeezing material of the lifting-hook place buckle of T-shaped, described right front connecting rod 2321 is that the two ends of horizontal stroke an of T-shaped, T-shaped are with holes, on perpendicular the drawing of T-shaped with the Al squeezing material sliced pieces in a hole, the more perpendicular end points of drawing of said T-shaped section bar sliced pieces is opened a tapped bore and forms; Said pressure box 217 perforation is rotationally connected through the hole to perpendicular stroke of lock bolt and said right front connecting rod 2321 T-shaped; Described band penetrates bolt 218 in the slotted hole of said pressure box 217, penetrate in the spring again and then be screwed in the perpendicular tapped bore of drawing of said right connecting rod 2321 T-shaped, and the stomidium on 2321 horizontal strokes on said left front connecting rod 232 and the said right front connecting rod is through turning to pedestal 231 two perforation is rotationally connected with said respectively to locking bolt; Another stomidium on 2321 horizontal strokes on said left front connecting rod 232 and the said right front connecting rod, through to the lock bolt respectively with two described front wheels 235 perforation is connected.

Described front wheel 235 is that the flute profile metal is towards part; There is a pair of perforation in the anterior bottom of attending of said front wheel 235 flute profiles; There is a hole in the bottom at said front wheel 235 flute profile rear portions, and there is a hole centre of said front wheel 235 flute profile sides, the two described front wheel 235 rear orifices described rear linking rod 234 that is rotationally connected respectively; Two described front wheel 235 interstitial holes connect two described front-wheels 3 respectively; Described rear linking rod 234 is that threaded Metallic rod is respectively gone up with right-angled bend, crooked head in a two, and described direction turning piece 233 is trapezoidal sheets, lean on last base one hole to be arranged, by the bottom metal piece in two holes is arranged, and described direction turning piece 233 is fixedly connected on the said handle of described folding grip standpipe 22 and makes pipe; Two bottom borehole jacks of said direction turning piece 233 are connected to an end of two described rear linking rods 234, and locate with nut.

The centre that described front-wheel 3 is wheels is inlaid with two bearings; Connect a minor axis in the hole of two bearings; One end of minor axis is threaded; Described front-wheel 3 is connected with said front wheel 235; Be to penetrate the interstitial hole of said front wheel 235 sides, tightening nuts and bonded assembly again through being connected in minor axis on the wheel, an end of tapped bore and the said hind axle 581 of a trailing wheel of two said trailing wheels 4 through the centre is twisted and is connect, another trailing wheel through in the wheel two bearings is socketed on the other end of said hind axle 581.

Described man power driving mechanism 5 comprises locating shaft 51, pedal 52, engaging lug 53, pendulum 54, bent axle member 55, prime gear 551, back level gear 56, sprocket wheel 57, first flywheel 58, hind axle 581 and first chain 59, and described locating shaft 51 close-fittings are fixed in first hole of said main part 11; Two described pedals, 52 rotatable two that are socketed on said locating shaft 51; Described engaging lug 521 is bottom band flute profile stamping parts to perforation, and said engaging lug 53 is fixedlyed connected with said treadle 52, described pendulum 54; Be respectively to inlay a bearing in two holes of aluminium formulation sliced pieces, 8 word slices of 8 fonts to form; Two described pendulums 54, the two described engaging lugs 521 that are rotationally connected, described bent axle 55 are that a lid shape is welded towards part and the round steel spare that is bent into zigzag, and the two ends of described bent axle 55 have screwed hole; Also be connected with described prime gear 551 and positioning disc on the described bent axle 55; Described prime gear 551 is the plastic gears that have a hole and two screwed holes, and described positioning disc is the metal disk that has three holes, described bent axle 55, described prime gear 551 and described positioning disc; Be installed in the brearing bore that is embedded in said main part 11 second holes by two flat head bolts; And said described prime gear 551 is arranged in said main part 11 second holes, and is arranged in the bearing left side that is embedded in said main part 11 second holes, the two ends of the said bent axle 55 two described pendulums 54 that are rotatably connected; Described back level gear 56 is aluminium extruded type gears; Described back level gear 56 is fixed in one, and the right head of axle penetrates in the needle bearing that is embedded in said main part 11 the 3rd hole, and the left end of axle penetrates in the dead eye of said solid axle part 14; Described back level gear 56 is arranged in the counterbore in the 3rd hole of described main part 11; Described back level gear 56 and described prime gear 551 engagements, the number of teeth of said prime gear 551 are more than the number of teeth of said back level gear 56, and described sprocket wheel 57 is coaxial the connection with described back level gear 56; And be positioned at the right of said main part 11; Described first flywheel 58 is installed on the described hind axle 581, and described first chain 59 is wire-wrapped on described sprocket wheel 57 and described first flywheel 58, and the number of teeth of said sprocket wheel 57 is less than the number of teeth of said flywheel 58.

Described electric drive system 6 comprises: motor 61, Vehicular battery 62, battery case 621, controller 63, master cock 64, second flywheel 65 and second chain 66; Described motor 61 is brushless motors of band reductor; Be connected with a minor sprocket on the described motor 61; On described motor 61 installations and the described underframe 121; Described Vehicular battery 62 is series connected lithium cell groups, and described Vehicular battery 62 is positioned in the battery case 621, and described battery case 621 is installed on the described underframe 121; Described master cock 64 comprises power supply control lock 641, speed control crank 642 and outage brake lever 643; Described power supply control lock 641 is installed on the said battery case 621, and described controller 63 also is installed in the said battery case 621, and described speed control crank 642 is installed on the said right handgrip 214 of the folding handgrip 21 of said vee shape; Described outage brake lever 643 is installed on the described left and right handles 214; Described power supply control lock 641, described speed control crank 642 and described outage brake lever 643 are connected with described controller 63 with connector through connection lead, and described controller 63 is connected with described motor 61 with described Vehicular battery 62 with connector through connection lead; Described second flywheel 65 is installed on the described hind axle 581, described second chain 66 be wire-wrapped on the sprocket wheel of said motor 61 with described second flywheel 65 on.

Claims

1. the electronic Walking trolly of folding old man comprises vehicle body, steering hardware, front-wheel, trailing wheel, man power driving mechanism and electric drive system, it is characterized in that: vehicle body comprises main part, vehicle frame, preceding pipe fitting and solid axle part; The underframe of vehicle frame is connected with hind axle with main part, and motor and battery also are installed on the underframe, and preceding pipe fitting is connected with main part; Gu the axle part is connected with main part, steering hardware comprises that V-shape folds handgrip, folding grip standpipe and turns to linkage unit, comprises turning to pedestal, left front connecting rod, right front connecting rod, direction turning piece, rear linking rod, front wheel, pressure box and band bolt; The folding handgrip of V-shape is connected with the folding grip standpipe, and folding grip standpipe and preceding pipe fitting are rotationally connected, and turn to pedestal to captive joint with preceding pipe fitting; Direction turning piece is captiveed joint with the folding grip standpipe, front rod with turn to pedestal and front wheel to be rotationally connected, rear linking rod and direction turning piece and front wheel are rotationally connected; The mutual interlocking of two front rods, two front-wheels are installed on two front wheels, and trailing wheel is installed on back vent; Man power driving mechanism comprises fix shaft, pedal, engaging lug, bent axle, pendulum, prime gear, back level gear, sprocket wheel, first flywheel, hind axle and first chain, and bent axle is that a lid shape is welded towards part and the round steel spare that is bent into zigzag, also is connected with prime gear and positioning disc on the bent axle; Bent axle, prime gear and positioning disc; Be installed in the endoporus that is embedded in the bearing on the main part through two bolts, fix shaft and main part are fixed, two of two pedals and fix shaft socket that rotates; Two engaging lugs are fixed on two pedals; The be rotationally connected two ends of bent axle of two pendulums, two engaging lugs that are rotationally connected, two pendulums, back level gear through axle mounting on main part and solid axle part; Gear is coaxial is connected for sprocket wheel and back level; Flywheel is installed on the hind axle, and chain is wire-wrapped on sprocket wheel and the flywheel, and electric drive system comprises motor, Vehicular battery, battery case, controller, master cock, second flywheel and second chain.

2. the electronic Walking trolly of folding old man according to claim 1; It is characterized in that: described main part is that the front portion of a fish shape profile, fish shape respectively has a hole, fish belly place to have the front upper part of a macropore, fish belly and rear portion respectively to have a hole, fish tail place that the aluminium formulation sliced pieces in one hole is respectively arranged up and down up and down; The hole of said main part fish belly front upper part is called first hole, and the macropore at said main part fish belly place is called second hole, and the hole at said main part fish belly rear portion is called the 3rd hole; Counterbore is milled on the left side in described the 3rd hole; Described counterbore and the described second hole UNICOM, the right side in said second hole is inlaid with a bearing, and the right side in said the 3rd hole is inlaid with a needle bearing; The anterior last hole of said main part is called the 4th hole; The anterior following hole of said main part is called the 5th hole, and two holes up and down at said main part fish tail place are tapping into tapped bore, is called first pair of screw; Pipe fitting is the Al squeezing material blank of a circle and groove combination before described; Before said pipe fitting circle hole respectively inlay a bearing up and down, said before the pipe fitting grooved respectively dash up and down have a pair of to perforation, said before two pairs of perforation up and down of pipe fitting captive joint with the 5th hole with the 4th hole of said main part front portion through two pairs of lock bolts; Described solid axle part is that a bearing, rear portion are inlayed up and down respectively with the parts in a hole in the front portion, and two holes of said solid axle part are connected with first pair of screw of said main part through two bolts.

3. the electronic Walking trolly of folding old man according to claim 1 is characterized in that: described vehicle frame comprises underframe, vertical tube, vertical pole, two-fold part, bracing frame, back rest, cushion and back cushion, and described underframe (121) is the b word that is welded and is sidelong of a straight tube and a bend pipe; The vertical welding one pipe spare in the rear end of being sidelong the b word; The two ends of pipe spare are inlaid with two bearings, at back upper end welding one band of being sidelong the b word to the flute profile in hole towards part, also connect an anchor ear sheet in the upper end of being sidelong the b word; The front end of said underframe is connected in the tail end of said main part; Be connected with described hind axle in the bearing hole of said underframe pipe spare, described vertical tube is that top has two pairs perforation, lower end to be had a pair of to perforation, and three couple of said vertical tube is parallel up and down to perforation; Second pair of said riser upper portions has a slotted hole to perforation vertical; Second pair of said riser upper portions is connected with a band bolt to being connected with cylinder with threaded hole in the perforation in the tapped bore of said cylinder, described vertical pole is that the channel-shaped bar that is converted into sheetmetal, the middle part of channel-shaped bar have boring a hole; The rear end of said vertical pole and the welding of described two-fold part; Two that described two-fold part is a U-lag spare respectively is with a pair of perforation, two ends also respectively to be with a U-shaped gap, said two-fold part following to perforation through bolt and first pair of perforation of said riser upper portions are rotationally connected to lock, described bracing frame be circle directly Metallic rod process the shaped as frame of opening; One end of support frame as described above is rotated amplexis by described anchor ear sheet and described underframe; The two ends of support frame as described above opening buckle into said vertical pole in the perforation, described back rest is crooked vertical being welded of pipe of a straight tube and a double headed roller, the lower, parallel of said back rest straight tube has two pairs of perforation; The second couple of said back rest straight tube bottom has a slotted hole to the vertical of perforation; Second pair of said back rest straight tube bottom to being connected with cylinder with threaded hole in the perforation, be connected with a band in the tapped bore of said cylinder bolt, second pair of said back rest bottom to perforation through to locking bolt and said two-fold part top perforation is rotationally connected; Described cushion is connected with described vertical pole, and described back cushion is connected with described back rest.

4. the electronic Walking trolly of folding old man according to claim 1; It is characterized in that: the folding handgrip of described vee shape comprises handgrip pedestal, left part spare, right members, left and right handles, left and right sides quick detach, backer's sheet, presses box, band bolt and inside extending tube; Described handgrip pedestal; Be the aluminium section bar of a wire-frame image cat head, the hole that the opal place has the band that makes progress to crack cuts off after form after perforate and the Vehicle Processing; There are two double thread holes at the said handgrip pedestal perpendicular place, hole of cracking, and a tapped bore is arranged at the top of said handgrip pedestal, and a counterbore is arranged at the bottom of said handgrip pedestal; The said counterbore close-fitting socket one described inside extending tube of said handgrip pedestal penetrates the upper end of said folding grip standpipe with described inside extending tube, and is locked with pipe clamp; Described left part spare is the parts of an aluminium pressure diecasting, the bottom of said left part spare with the front end of a left side axle, left side axle upwards have one connect the left hand handle connecting rod, the right side of connecting rod is connected with a crozier; There is tapped bore the rear end of said left part spare left side axle, and described right members is the parts of an aluminium pressure diecasting, said right members bottom with the front end of a right axle, right axle upwards have one connect right handgrip connecting rod; The left side of connecting rod is connected with a cuboid; One hole that parallels with the right axle of said right members is arranged at the top of said right members cuboid, and the left end of said right members cuboid has a downward tapped bore; There is tapped bore the rear end of the right axle of said right members; Described pressure box is the box-like metallic stamping pieces of an opening, and the two sides of the opening part of said pressure box has a pair of to perforation; One slotted hole is arranged at the top of said pressure box; Said pressure box to perforation through the hole on lock bolt and the said right members cuboid is rotationally connected, described band is bolt that the top of one bolt connects plastics and twists handle, described band penetrates bolt in the slotted hole of said pressure box, penetrate in the spring again and then be screwed in the tapped bore of said right members cuboid left end.

5. the electronic Walking trolly of folding old man according to claim 1; It is characterized in that: the described linkage unit that turns to; Comprise and turn to pedestal, left front connecting rod, right front connecting rod, direction turning piece, rear linking rod, front wheel, pressure box and band bolt; Described turn to pedestal be on one the following narrow flute profile aluminium of hem width towards part; There is a hole the said centre, top of pedestal that turns to; The said bottom of attending at pedestal two that turns to respectively has perforation, and the described pedestal and the lower end of said preceding pipe fitting of turning to is welded to connect, and described left front connecting rod is that the two ends of horizontal stroke an of T-shaped, T-shaped are with holes, the sliced pieces of the Al squeezing material of the lifting-hook place buckle of T-shaped; Described right front connecting rod is that the two ends of horizontal stroke an of T-shaped, T-shaped are with holes, on perpendicular the drawing of T-shaped with the Al squeezing material sliced pieces in a hole; Again the perpendicular end points of drawing of said T-shaped section bar sliced pieces is opened a tapped bore and forms, said pressure box to perforation through the perpendicular hole of drawing of lock bolt and said right front connecting rod T-shaped is rotationally connected, described band penetrates bolt in the slotted hole of said pressure box, penetrate in the spring again and then be screwed in the tapped bore of perpendicular stroke of said right connecting rod T-shaped; Stomidium on horizontal stroke of said left front connecting rod and the said right front connecting rod; Through the lock bolt is turned to pedestal two perforation is rotationally connected with said respectively, another stomidium on horizontal stroke of said left front connecting rod and the said right front connecting rod, through to the lock bolt respectively with two described front wheels perforation is connected.

6. the electronic Walking trolly of folding old man according to claim 5; The wherein said linkage unit that turns to is characterized in that: described front wheel be the flute profile metal towards part, there is a pair of perforation in the anterior bottom of attending of said front wheel flute profile; There is a hole in the bottom at said front wheel flute profile rear portion; There is a hole centre of said front wheel flute profile side, the two described front wheel rear orifices described rear linking rod that is rotationally connected respectively, and two described front wheel interstitial holes connect two described front-wheels respectively; Described rear linking rod is that threaded Metallic rod is respectively gone up with right-angled bend, crooked head in a two; Described interlock sheet is the strip sheet metal that has three holes, and described direction turning piece is a trapezoidal sheet, lean on last base one hole to be arranged, by the bottom metal piece in two holes is arranged, and described direction turning piece is fixedly connected on the said handle of described folding grip standpipe and makes pipe; Two borehole jacks of said direction turning piece bottom are connected to an end of two described rear linking rods, and locate with nut.

7. the electronic Walking trolly of folding old man according to claim 1; It is characterized in that: described front-wheel is that the centre of a wheel is inlaid with two bearings; Connect a minor axis in the hole of two bearings; One end of minor axis is threaded, and described front-wheel is connected with said front wheel, is to penetrate the interstitial hole of said front wheel side, tightening nuts and bonded assembly again through being connected in minor axis on the wheel.

8. the electronic Walking trolly of folding old man according to claim 1 is characterized in that: described man power driving mechanism is that described locating shaft close-fitting is fixed in first hole of said main part; The rotatable two that is socketed on said locating shaft of two described pedals, described engaging lug is the flute profile stamping parts of bottom band to perforation, said engaging lug is fixedlyed connected with said pedal; Described pendulum is respectively to inlay a bearing in two holes of aluminium formulation sliced pieces, 8 word slices of 8 fonts to form, two described pendulums, the two described engaging lugs that are rotationally connected; Described bent axle is that a lid shape is welded towards part and the round steel spare that is bent into zigzag, and the two ends of described bent axle have screwed hole, also are connected with described prime gear and positioning disc on the described bent axle; Described prime gear is the plastic gear that has a hole and two screwed holes, and described positioning disc is the metal disk that has three holes, described bent axle, described prime gear and described positioning disc; Be installed in the brearing bore that is embedded in said main part second hole by two flat head bolts; And said described prime gear is arranged in said main part second hole, and is arranged in the bearing left side that is embedded in said main part second hole, the two ends of the said bent axle two described pendulums that are rotatably connected; Described back level gear is the aluminium extruded type gear; Described back level gear is fixed in one, and the right head of axle penetrates in the needle bearing that is embedded in said main part the 3rd hole, and the left end of axle penetrates in the dead eye of said solid axle part; Described back level gear is arranged in the counterbore in the 3rd hole of described main part; Described back level gear and described prime gears engaged, the number of teeth of said prime gear are more than the number of teeth of said back level gear, and described sprocket wheel is coaxial the connection with described back level gear; And be positioned at the right of said main part; Described first flywheel is installed on the described hind axle, and described first chain is wire-wrapped on described sprocket wheel and described first flywheel, and the number of teeth of said sprocket wheel is less than the number of teeth of said flywheel.

9. the electronic Walking trolly of folding old man according to claim 1; It is characterized in that: described electric drive system is: described motor is the brushless motor of band reductor; Be connected with a minor sprocket on the described motor, on described motor installation and the described underframe, described Vehicular battery is series connected lithium cell group; Described Vehicular battery is positioned in the battery case; Described battery case is installed on the described underframe, and described master cock comprises power supply control lock, speed control crank and outage brake lever, and described power supply control lock is installed on the said battery case; Described controller also is installed in the said battery case; Described speed control crank is installed on the said right handgrip of the folding handgrip of said vee shape, and described outage brake lever is installed on the described left and right handles, described power supply control lock, described speed control crank and described outage brake lever; Be connected with described controller with connector through connection lead; Described controller is connected with described motor with described Vehicular battery with connector through connection lead, and described second flywheel is installed on the described hind axle, and described second chain is wire-wrapped on the sprocket wheel of said motor and on described second flywheel.