CN2628411Y

CN2628411Y - Variable gearing electric booster vehicle

Info

Publication number: CN2628411Y
Application number: CNU032140991U
Authority: CN
Inventors: 陈纯增; 胡宝民
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-07-18
Filing date: 2003-07-18
Publication date: 2004-07-28
Anticipated expiration: 2013-07-18

Abstract

The utility model pertains to the daily mechanical field, and relates to an electric moped, in particular to a speed change gear drive electric moped with a new transmission structure, consisting of mechanical and electrical sections. The utility model is characterized in that the mechanical section are divided into three parts: I-rear axle assembly, II-gearbox assembly, and III-drive shaft assembly. An electric bicycle brushless DC motor is used, and a controller is equipped with the handlebar of the left side of the electric moped, with speed control function, and the speed can be continuous adjustable at 0 to 210 r/min; the overload capacity of the controller is 1.5 times of the rated current of the motor and is 8A at 36V; the utility model is provided with under-voltage protection, over-current protection and automatic power down function of the controller. The speed change gear drive electric moped of the utility model has a reasonable design and unique structure, runs comfortably and saves energy, and is stable noise-free and pollution-free. The utility model has changed the insecurity factors of the traditional bicycles that bite the clothing, need lubrication, are oily and swag chains, and therefore the utility model is an ideal travel tool for the middle-aged and elderly persons.

Description

The change gear transmission Moped Scooter

Technical field

The utility model belongs to daily mechanical field, relates to a kind of Moped Scooter with novel drive mechanism---change gear transmission Moped Scooter.

Background technology

At present, both at home and abroad the traditional type of drive of bicycle trade is chain gear, often needs lubricatedly during use, also exists and stings clothing, greasy dirt is arranged and easily fall the shortcoming of blockchain.The variable speed bicycle of Chu Xianing is to replace chain gear with gear transmission in recent years, it has good lubricity, and long service life is three times of ordinary bicycle service life, its driving torque, mechanical efficiency all are better than chain gear, and the change gear transmission bicycle is the regeneration product of bicycle.In technique known, the running vehicle that people generally use mostly is and adopts petrolic motor bike, and these vehicles make consumer cost also more and more higher owing to have that noise is big, the pollution emission environment, waste energy.

Technology contents

The utility model has overcome the shortcoming of above-mentioned existence, has changed the type of drive of bicycle, in the mode that gear transmission combines with Moped Scooter, provides a kind of change gear transmission Moped Scooter.

The utility model change gear transmission Moped Scooter content Description:

The utility model change gear transmission Moped Scooter is to be made of machinery and electric two parts, it is characterized in that: mechanics is assembled three parts for the assembling of I rear axle, the assembling of II gear case, III transmission shaft; I rear axle assembling by: rear axle, nut, sheath, bearing retaining, right support cover, axle are with spring collar, back-up ring, needle bearing, ratchet, spring coil, back king bolt bevel gear, plane bearing, afterwards king bolt bevel gear core, motor stator, motor bearings, rotor are formed, in the middle of rear axle is motor stator, motor bearings, rotor, is fixed on by rear axle on the left chain stay of electric boosted vehicle carriage; The other end at rear axle is loaded onto the end cap tapped bore internal fixation that plane bearing screws in rotor together with the threaded portion of back king bolt bevel gear core; Put the back king bolt bevel gear of steel ball on trajectory, the back-up ring of its end face is fixed with spring collar by axle, and needle bearing bearing at end retaining and right support cover are fastening by nut; On the king bolt bevel gear core of back, opening two pawl slots, in establish two ratchets, do back and forth movement by spring coil, can drive bicycle rear rotation and intermittently;

II gear case assembling be by: casing, preceding king bolt bevel gear, little low speed gear, gear wheel shaft, flat key, flat key, gear, bearing, bearing cover shell, spring collar, axis, bearing cover shell, bearing, circular nut, screw, high speed gear, flat key, spacer, low speed gear, declutch shift shaft, shift fork, back-up ring, axle constitute with spring collar, casing is weldingly fixed on the electric boosted vehicle carriage, the shift fork declutch shift shaft of packing into, in casing, shift fork moves reciprocatingly on declutch shift shaft by screw retention; High speed gear, spacer, low speed gear are linked together by flat key, and the splined section on the axis cooperates with the female splines of high speed gear, and the two ends of axis are furnished with bearing and bearing cover shell, and the casing of packing into is fastening by circular nut; With little low speed gear by flat key be connected and fixed by flat key and gear wheel shaft again after preceding king bolt bevel gear is connected, other end gear is connected and fixed by flat key and gear wheel shaft, the two ends of gear wheel shaft are equipped with bearing and bearing cover shell and are packed in the casing, fix with spring collar by axle;

III transmission shaft assembling be by: flat key, preceding screw bevel gear, bearing, transmission shafts skin, transmission shaft, back nut, bearing, flat key, rear screw bevel gear constitute, end at transmission shaft is equipped with bearing, be connected and fixed by flat key and rear screw bevel gear, another bearing is contained in the transmission shafts, is connected and fixed by flat key and preceding screw bevel gear; Fastening in the female adapter with transmission shafts skin thread end screw-in casing, screw bevel gear and preceding king bolt bevel gear engagement before making, the other end of transmission shaft is by back nut and right support cover screw threads for fastening.

The utility model change gear transmission Moped Scooter, have reasonable in design, structure is unique, ride comfortable laborsaving, steady noiselessness, free of contamination characteristics.Changed standard bicycle and stung clothing, need lubricate, greasy dirt is arranged and fallen safety hazard such as chain, be in, walking-replacing tool that the elderly is desirable.

Description of drawings

Fig. 1 is a change gear transmission Moped Scooter structural representation

Fig. 2 is a change gear transmission Moped Scooter electrical configurations scheme drawing

Among the figure: 1 is rear axle, 2 is nut, 3 is sheath, 4 are the bearing retaining, 5 is right support cover, 6 is the axle spring collar, 7 is back-up ring, 8 is needle bearing, 9 is ratchet, 10 is spring coil, 11 is back king bolt bevel gear, 12 is plane bearing, 13 is back king bolt bevel gear core, 14 is motor stator, 15 is motor bearings, 16 is rotor, 17 is casing, 18 is preceding king bolt bevel gear, 19 is little low speed gear, 20 is gear wheel shaft, 21 is flat key, 22 is flat key, 23 is gear, 24 is bearing, 25 is bearing cover shell, 26 is spring collar, 27 is axis, 28 is bearing cover shell, 29 is bearing, 30 is circular nut, 31 is screw, 32 is high speed gear, 33 is flat key, 34 is spacer, 35 is low speed gear, 36 is declutch shift shaft, 37 is shift fork, 38 is back-up ring, 39 is the axle spring collar, 40 is flat key, 41 is preceding screw bevel gear, 42 is bearing, 43 is the transmission shafts skin, 44 is transmission shaft, 45 is back nut, 46 is bearing, 47 is flat key, 48 is the rear screw bevel gear, 49 is motor, 50 is storage battery, 51 controllers.

The specific embodiment

The utility model change gear transmission Moped Scooter is to be made of machinery and electric two parts, does specifying below in conjunction with accompanying drawing.See Fig. 1, mechanics is that rear axle assembling, gear case are assembled, transmission shaft is assembled three parts.

I rear axle assembling by: rear axle 1, nut 2, sheath 3, bearing retaining 4, right support cover 5, axle with spring collar 6, back-up ring 7, needle bearing 8, ratchet 9, spring coil 10, back king bolt bevel gear 11, plane bearing 12, after king bolt bevel gear core 13, motor stator 14, motor bearings 15, rotor 16 form, in the middle of rear axle 1 is motor stator 14, motor bearings 15, rotor 16, is fixed on by rear axle 1 on the left chain stay of electric boosted vehicle carriage.The other end at rear axle 1 is loaded onto the end cap tapped bore internal fixation that plane bearing 12 screws in rotor 16 together with the threaded portion of back king bolt bevel gear core 13.Put the back king bolt bevel gear 11 of steel ball on trajectory, the back-up ring 7 of its end face is fixing with spring collar 6 by axle, and needle bearing 8 bearing at end retaining 4 and right support cover 5 are fastening by nut 2.On back king bolt bevel gear core 13, opening two pawl slots, in establish two ratchets 9, do back and forth movement by spring coil 10, can drive bicycle rear rotation and intermittently.

II gear case assembling be by: casing 17, preceding king bolt bevel gear 18, little low speed gear 19, gear wheel shaft 20, flat key 21, flat key 22, gear 23, bearing 24, bearing cover shell 25, spring collar 26, axis 27, bearing cover shell 28, bearing 29, circular nut 30, screw 31, high speed gear 32, flat key 33, spacer 34, low speed gear 35, declutch shift shaft 36, shift fork 37, back-up ring 38, axle constitute with a spring collar 39.Casing 17 is weldingly fixed on the electric boosted vehicle carriage, and shift fork 37 declutch shift shaft 36 of packing into is fixed in the casing 17 by screw 31, and shift fork 37 moves reciprocatingly on declutch shift shaft 36.High speed gear 32, spacer 34, low speed gear 35 are linked together by flat key 33, and the splined section on the axis 27 cooperates with the female splines of high speed gear 32, and the two ends of axis 27 are furnished with bearing 29 and bearing cover shell 28, and the casing 17 of packing into is fastening by circular nut 30.With little low speed gear 19 by flat key 21 be connected and fixed by flat key 21 and gear wheel shaft 20 again after preceding king bolt bevel gear 18 is connected, other end gear 23 is connected and fixed by flat key 22 and gear wheel shaft 20, the two ends of gear wheel shaft 20 are equipped with bearing 24 and bearing cover shell 25 and are packed in the casing 17, and are fixing with spring collar 39 by axle.

III transmission shaft assembling be by: flat key 40, preceding screw bevel gear 41, bearing 42, transmission shafts skin 43, transmission shaft 44, back nut 45, bearing 46, flat key 47, rear screw bevel gear 48 constitute, end at transmission shaft 44 is equipped with bearing 46, be connected and fixed by flat key 47 and rear screw bevel gear 48, another bearing 42 is contained in 44 of the transmission shafts, is connected and fixed by flat key 40 and preceding screw bevel gear 41.Fastening in the female adapter with transmission shafts skin 43 thread end screw-in casing 17, screw bevel gear 41 and preceding king bolt bevel gear 18 engagements before making, the other end of transmission shaft 44 is guaranteed preceding screw bevel gear 41 and preceding king bolt bevel gear 18 correct engagement by back nut 45 and right support cover 5 screw threads for fastening.

Electric part:

See Fig. 2, motor 49 adopts the Electrical Bicycle brushless direct current motor, and installation and control device 51 on the handlebar in Moped Scooter left side has speed-regulating function, can be adjustable continuously at 0～210r/min; The overload capacity of controller 51 is 1.5 times of motor rated current, and 36V is 8A; Have under-voltage protection function, overcurrent protection function, controller automatic circuit break function.Storage battery 50 on the Electrical Bicycle vehicle frame is three polyphones.

The transmission order:

Be rotatably installed in the rot on right side on the Moped Scooter handlebar, make its speed change wire motion, outlet seat and 37 motions of pulley motion pulling shift fork by the gear case part, the spline of high speed gear 32, low speed gear 35 Yanzhong axles 27 is moved reciprocatingly, make high speed gear 32 and gear 23, little low speed gear 19 and low speed gear 35 correct engagement, reach 1: 24,1: 18 transmitting ratio.After axis 27 rotates, the preceding screw bevel gear 41, the rear screw bevel gear 48 that are driven on the transmission shaft 44 by the preceding king bolt bevel gear on the gear case 19 rotate, by back king bolt bevel gear 11 engagements of rear screw bevel gear 48, reach rear axle rotation and intermittent moment by ratchet device with hind axle part.

When the 49 do driving realizations of needs motor are electric boosted, need the rot on Moped Scooter handlebar right side is transferred to Fig. 1 position with high speed gear 32, low speed gear 35, be rotatably installed in the controller 51 in Moped Scooter handlebar left side then, energized, speed-regulating function can reach desirable speed continuously at 0～210r/min.

Claims

1, a kind of change gear transmission Moped Scooter is to be made of machinery and electric two parts, it is characterized in that: mechanics is assembled three parts for the assembling of I rear axle, gear case assembling, transmission shaft; I rear axle assembling by: rear axle (1), nut (2), sheath (3), bearing retaining (4), right support cover (5), axle with spring collar (6), back-up ring (7), needle bearing (8), ratchet (9), spring coil (10), back king bolt bevel gear (11), plane bearing (12), after king bolt bevel gear core (13), motor stator (14), motor bearings (15), rotor (16) form, in the middle of rear axle (1) is motor stator (14), motor bearings (15), rotor (16), is fixed on by rear axle (1) on the left chain stay of electric boosted vehicle carriage; The other end at rear axle (1) is loaded onto the end cap tapped bore internal fixation that plane bearing (12) screws in rotor (16) together with the threaded portion of back king bolt bevel gear core (13); Put the back king bolt bevel gear (11) of steel ball on trajectory, the back-up ring of its end face (7) is fixing with spring collar (6) by axle, and needle bearing (8) bearing at end retaining (4) and right support cover (5) are fastening by nut (2); On back king bolt bevel gear core (13), opening two pawl slots, in establish two ratchets (9), do back and forth movement by spring coil (10);

II gear case assembling is by casing (17), preceding king bolt bevel gear (18), little low speed gear (19), gear wheel shaft (20), flat key (21), flat key (22), gear (23), bearing (24), bearing cover shell (25), spring collar (26), axis (27), bearing cover shell (28), bearing (29), circular nut (30), screw (31), high speed gear (32), flat key (33), spacer (34), low speed gear (35), declutch shift shaft (36), shift fork (37), back-up ring (38), axle constitutes with spring collar (39), casing (17) is weldingly fixed on the electric boosted vehicle carriage, shift fork (37) declutch shift shaft (36) of packing into is fixed in the casing (17) by screw (31); High speed gear (32), spacer (34), low speed gear (35) are linked together by flat key (33), splined section on the axis (27) cooperates with the female splines of high speed gear (32), the two ends of axis (27) are furnished with bearing (29) and bearing cover shell (28), and the casing of packing into (17) is fastening by circular nut (30); With little low speed gear (19) by flat key (21) be connected and fixed by flat key (21) and gear wheel shaft (20) again after preceding king bolt bevel gear (18) is connected, other end gear (23) is connected and fixed by flat key (22) and gear wheel shaft (20), the two ends of gear wheel shaft (20) are equipped with bearing (24) and bearing cover shell (25) and are packed in the casing (17), and are fixing with spring collar (39) by axle;

III transmission shaft assembling be by: flat key (40), preceding screw bevel gear (41), bearing (42), transmission shafts skin (43), transmission shaft (44), back nut (45), bearing (46), flat key (47), rear screw bevel gear (48) constitute, end at transmission shaft (44) is equipped with bearing (46), be connected and fixed by flat key (47) and rear screw bevel gear (48), bearing (42) is contained in transmission shaft (44) axle, is connected and fixed by flat key (40) and preceding screw bevel gear (41); The female adapter that transmission shafts skin (43) thread end is screwed in casing (17) is interior fastening, makes preceding screw bevel gear (41) and preceding king bolt bevel gear (18) engagement, and the other end of transmission shaft (44) is by back nut (45) and right support cover (5) screw threads for fastening.