CN201623583U

CN201623583U - Motor for mechanical gear-shift hub of electric motor car

Info

Publication number: CN201623583U
Application number: CN2010201478910U
Authority: CN
Inventors: 李绵军; 李林
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-01
Filing date: 2010-04-01
Publication date: 2010-11-03
Anticipated expiration: 2020-04-01

Abstract

A motor for the mechanical gear-shift hub of an electric motor car belongs to the technical field of power transmission of wheels, and particularly relates to the technical field of power transmission of two-wheel electric motor cars and three-wheel electric motor cars. The motor comprises a main shaft, hub tubes and a steel ring, wherein a left end cover and a right end cover are respectively mounted at two ends of each hub tube, the two ends of the main shaft are respectively mounted in the center bearing holes of the two end covers of the hub tubes, a motor is arranged at one end of the main shaft inside the hub tube, a motor end cover is arranged at the end part of the motor, and the motor end cover is connected with the rotor of the motor. The utility model adopts the key technology that a speed change mechanism is arranged in the hub tube in which the other end of the main shaft is located; the speed change mechanism comprises a gearbox, a power take-off assembly and a gear control assembly; and the hub tube in which the other end of the main shaft is located forms a gearbox body. The utility model is not only suitable for flat road driving, but also meets the requirements of driving on uphill with different degrees and manned uphill driving, is suitable for driving in complex terrains such as hills, mountainous areas and the like, and also solves the problems of electrical energy waste of a conventional electric motor car and the short service life of the battery, and the like.

Description

A kind of electric motor car machinery shift hub motor

Technical field:

A kind of electric motor car machinery shift hub motor belongs to wheel power transmission technical field, relate in particular to two take turns, three-wheeled electric vehicle power transmission technical field.

Background technology:

Present electric motor car mainly is to go up a slope and manned when going up the abrupt slope, power consumption big or when going up a slope owing to being short of power and can't using.Load was big when it went up a slope, and caused that easily electric current sharply increases, and burnt the life-span that controller and motor have also directly influenced storage battery simultaneously.Make electric motor car be difficult for being suitable for complex-terrains such as mountain region, hills and travel, thereby limited the scope of application.

Summary of the invention:

Problem to be solved in the utility model provides a kind of simple in structure at above deficiency exactly, can realize the wheel hub motor of multi-stage mechanical speed change.Its technical scheme is as follows:

It comprises main shaft, wheel hub tube and steel ring, wheel hub tube two ends are installed left end cap and right end cap respectively, the main shaft two ends are installed in respectively in the centre bearing hole of two end caps of wheel hub tube, main shaft one end in the wheel hub tube is a motor, the motor two ends are respectively motor left end cap and motor right end cap, and motor left and right sides end cap and rotor are connected.Its key technology is to be gear in the wheel hub tube at main shaft other end place, and gear comprises gearbox, power output assembly and gear control assembly.The wheel hub tube at main shaft other end place constitutes gearbox body, and power output assembly is a fixed installation power output shaft cover on the motor right end cap, at the outer surface of power output shaft cover gear is installed.At gearbox body inwall fixed installation ring gear, by unilateral bearing first axle sleeve is installed on the main shaft in gearbox body, the left end of first axle sleeve is installed the first supporting disk right-hand member second supporting disk is installed.Between two supporting disks bushing pipe is installed, bolt passes first supporting disk, bushing pipe, fixes behind second supporting disk.Two supporting disks radially locate to have axis hole, between two supporting disks, first rotating shaft and second rotating shaft are installed respectively by bearing, in first rotating shaft and second rotating shaft, gear is installed, gear is between first supporting disk and second supporting disk and be meshing with each other, gear and ring gear in first rotating shaft are meshing with each other, and the left end of second rotating shaft is installed the gears engaged of another gear and power output shaft cover outer surface.At the right-hand member of second supporting disk second axle sleeve is installed, inwall at second axle sleeve is installed unilateral bearing, and the axle sleeve dish is installed in the interior circle of unilateral bearing, and the axle sleeve dish is positioned on the main shaft on the second axle sleeve right side, and with main shaft certain interval is arranged, the axle sleeve dish radially locate to have shrinkage pool.Be positioned at axle sleeve dish right side on main shaft sliding sleeve is installed, by the Bearing Installation slider disc, slider disc left radial place is provided with in the shrinkage pool at convex surface embedding axle sleeve disc radial place on the sliding sleeve.Be provided with draw-in groove above the slider disc, be provided with projection at wheel hub tube right-hand member inwall, projection embeds in the draw-in groove.Gear control assembly is to have axis hole in main shaft right-hand member inside, and the drawing article of packing into successively in the axis hole, spring, the little axle of pulling, stroke are adjusted hollow screw.Be fastened in the drawing article after little axle left end passes stroke adjustment hollow screw, spring from spurring.The main shaft right-hand member is equipped with stay pipe, has aperture on the stay pipe, and the stay pipe right-hand member is installed the backguy guide pipe.Backguy guide pipe, stay pipe right side are passed in backguy, to spurring little axle right-hand member, are fixed by the backguy housing screw.Drawing article connects by connecting bolt, and connecting bolt is positioned on the sliding sleeve.

Compared with prior art the utlity model has following beneficial effect:

1, the utility model has been installed the gear shift of being made up of a plurality of gears in former wheel hub tube, it has rationally scientifically designed the speed and the torsion of different gradient (level road, upward slope, abrupt slope load-carrying) in the space of " rotating narrow ", just under the prerequisite that does not increase rated current or rated output power, increase power more than 1～3 times, be equivalent to increase the power of motor more than 3 times.The power needs of different road surfaces and different gradient and load have fundamentally been satisfied, not only can realize the multi-stage mechanical speed change, it is difficult also to have solved the common wheel hub motor climbing of prior art, can't mannedly make the grade, and load causes that greatly electric current sharply increases, burn the problem of controller and motor easily, both saved the energy, prolonged the useful life of parts such as storage battery, motor, controller again.

2, the main shaft of motor of the present utility model and gear is a same main shaft, has so both guaranteed concentricity, the input and output kinetic force is got to the limit utilize, solved main shaft segmentation combination in the prior art, discontinuity, frictional resistance is big, and big problem consumes energy.

3, the utility model is simple in structure, and manufacturing and assembling and setting are easy.

4, the utility model has kept the low speed common wheel hub motor advantage than high-speed electric expreess locomotive power saving when flat pavement running.

Can manned climb very steep slopes when 5, the utility model uses, and power saving.The cruising scope and the distance travelled of electric motor car have been increased.Making electric motor car both be fit to complex-terrains such as also suitable mountain region, Plain, hills travels.

Description of drawings:

Fig. 1 is the utility model structural representation;

Fig. 2 is Fig. 1 slider disc and the second supporting disk mosaic texture schematic diagram;

Fig. 3 is another structural representation of the utility model;

Fig. 4 is another structural representation of Fig. 3 motor installation site;

Fig. 5 is the utility model gear control handle structural representation;

Fig. 6 is Fig. 5 A-A cutaway view.

Embodiment

Embodiment one:

Referring to Fig. 1, the utility model comprises main shaft 2, wheel hub tube 5 and steel ring 37, wheel hub tube 5 two ends are installed left end cap 4 and right end cap 18 respectively, main shaft 2 two ends are installed in respectively in the centre bearing hole of two end caps of wheel hub tube, brake disc 3 is installed on left end cap 4, and steel ring 37 is installed in the centre of wheel hub tube 5.Main shaft one end in wheel hub tube 5 is a motor, motor comprises stator 8 and rotor 6, stator 8 is fixed on the main shaft 2, lay motor windings 9 on the stator 8, between rotor 6 and motor windings 9, be provided with magnetic links 7, the motor two ends are respectively motor left end cap and motor right end cap 10, and motor right end cap 10 is connected with rotor 6.Motor supply lines 1 is drawn from the left end of main shaft 2.Its key technology is to be gear in the wheel hub tube at main shaft other end place, and gear comprises gearbox, power output assembly and gear control assembly.The wheel hub tube at main shaft other end place constitutes gearbox body, power output assembly is a fixed installation power output shaft cover 46 on motor right end cap 10, when main shaft 2 is fixed, electric current inputs to motor windings 9 from motor supply lines 1, produce rotating magnetic field in the motor this moment, and rotor 6 begins by clockwise rotating.Because power output shaft cover 46 links to each other with motor right end cap 10, motor right end cap 10 links to each other with rotor 6 again, exports so motor power overlaps 46 by power output shaft.Outer surface at power output shaft cover 46 is installed gear 43.At gearbox body inwall fixed installation ring gear 11, the left end of by unilateral bearing 45 first axle sleeve, 42, the first axle sleeves 42 being installed on the main shaft 2 in gearbox body is installed first supporting disk 40, and right-hand member is installed second supporting disk 41.Bushing pipe 38 is installed between two supporting disks, and bolt 39 passes first supporting disk 40, bushing pipe 38, to second supporting disk, 41 backs two supporting disks is fixedly linked, and bolt 39, bushing pipe 38 also play the effect of adjustment when fast shelves simultaneously.Two supporting disks radially locate to have axis hole, between two supporting disks, first rotating shaft 12 and second rotating shaft 15 are installed respectively by bearing,

gear

13,14 is installed in first rotating shaft 12 and second rotating shaft 15, two gears are between first supporting disk 40 and second supporting disk 41 and be meshing with each other, gear 13 in first rotating shaft 12 also is meshing with each other with ring gear 11, and the left end of second rotating shaft 15 is installed another gear 47 and meshed with the gear 43 that power output shaft overlaps 46 outer surfaces.At the right-hand member of second supporting disk 41 second axle sleeve 16 is installed, inwall at second axle sleeve 16 is installed unilateral bearing 44, axle sleeve dish 17 is installed in the interior circle of unilateral bearing 44, and axle sleeve dish 17 is positioned on the main shaft 2 on second axle sleeve, 16 right sides, axle sleeve dish 17 radially locate to have shrinkage pool 34.Be positioned at axle sleeve dish 17 right sides on main shaft 2 sliding sleeve 19 is installed, by Bearing Installation slider disc 32, slider disc 32 left radial places are provided with convex surface 33 and embed in the shrinkage pool 34 that axle sleeve dishes 17 radially locate on the sliding sleeve 19.Be provided with draw-in groove 36 above the slider disc 32, be provided with projection 35 at wheel hub tube 5 right-hand member inwalls, projection 35 embeds in the draw-in groove 36, and slider disc 32 relative wheel hub tubes 5 can horizontally slip and transferring power.Gear control assembly is to have axis hole 30 in main shaft 2 right-hand member inside, and the drawing article 21 of packing into successively in the axis hole 30, spring 23, the little axle 22 of pulling, stroke are adjusted hollow screw 28.Be fastened in the drawing article 21 after little axle 22 left ends pass stroke adjustment hollow screw 28, spring 23 from spurring.Main shaft 2 right-hand members are equipped with stay pipe 29, have aperture 24 on the stay pipe 29, and stay pipe 29 right-hand members are installed backguy guide pipe 25.Backguy guide pipe 25, stay pipe 29 right sides are passed in backguy 26, and are to spurring little axle 22 right-hand members, fixing by backguy housing screw 27.Drawing article 21 connects by connecting bolt 20, and connecting bolt 20 vertically passes sliding sleeve 19 and drawing article 21 perpendicular to main shaft 2, allows power output assembly be connected with gear control assembly, makes power output assembly be controlled by gear control assembly.On the main shaft 2 of connecting bolt 20 positions, be provided with the longitudinal hole of certain width, horizontal sliding rail 31 as connecting bolt 20, the acting in conjunction of the width by horizontal sliding rail 31 and the pull distance of backguy 26, come the stroke of control connection bolt 20, promptly control the horizontal sliding stroke of slider disc 32, finished gear switch.

When the fast shelves of needs, at first allow motor stop outputting power, after spurring backguy 26 then and entering fast shelves, the location backguy is positioned in the fast shelves it.Be meshing with each other in the shrinkage pool 34 that the convex surface 33 embedding axle sleeve dishes 17 of slider disc 32 left ends are radially located at this moment, projection 35 continues to embed in the draw-in grooves 36 simultaneously, all gear self-lockings.Motor provides power by beginning rotation clockwise then, this moment, motor power was by 37 outputs of rotor 6 → motor right end cap 10 → power output shaft cover 46 → gear 43 → gear 47 → rotating shaft 15 → gear 14 → gear 13 → ring gear 11 → wheel hub tube 5 → steel ring, and the rotating speed of steel ring 37 and motor speed are 1: 1 synchronously.This course of work middle gear 43 is clockwise rotation with motor speed synchronously,

gear

47,14,13 is for revolving round the sun and not rotations around main shaft 2 clockwise, so it is motionless that unilateral bearing 45 interior circles are fixed on the main shaft 2, its cylindrical is together with first axle sleeve 42, first supporting disk 40, the 41 clockwise and motor synchronous rotations of second supporting disk.And unilateral bearing 44 also rotates with motor synchronous together with second axle sleeve 16, axle sleeve dish 17, slider disc 32, wheel hub tube 5 simultaneously clockwise.Motor stops operating when motor stops outputting power, and wheel is rotated further under action of inertia, stops slowly then.

When the slow shelves of needs, at first allow motor stop outputting power, after spurring backguy 26 then and entering slow shelves, the location backguy is positioned in the slow shelves it.This moment, the convex surface 33 of slider disc 32 left ends broke away from the shrinkage pool 34 that axle sleeve dish 17 is radially located, and projection 35 continues to embed in the draw-in groove 36 simultaneously.Motor provides power by beginning rotation clockwise then, this moment, motor power was exported by rotor 6 → motor right end cap 10 → power output shaft cover 46 → gear 43 → gear 47 → rotating shaft 15 → gear 14 → gear 13 → ring gear 11 → wheel hub tube 5 → steel ring 37, and the rotating speed of steel ring 37 is 1: 3 (this rotating speed can be set arbitrarily) with the motor speed ratio.This course of work middle gear 43 is clockwise rotation with motor speed synchronously, gear 47,14 is counterclockwise rotation, gear 13 is clockwise rotation, ring gear 11 is clockwise rotation, so circle is fixed on the main shaft 2 motionless in the unilateral bearing 45, together with second axle sleeve 16, axle sleeve dish 17 relative main shafts 2 also transfixion, and slider disc 32, wheel hub tube 5 clockwise rotate its cylindrical synchronously together with first axle sleeve 42, first supporting disk 40, second supporting disk 41, unilateral bearing 44.Motor stops operating when motor stops outputting power, and wheel is rotated further under action of inertia, stops slowly then.

In the middle of travelling, even allow motor stop outputting power before the gear shift, but wheel can be rotated further under action of inertia as car.This constantly can switch gear arbitrarily to wheel in coast, and requires to adding downshift one by one for best.

As shown in Figure 2, second axle sleeve 16, unilateral bearing 44, axle sleeve dish 17 among Fig. 1 can be taken down, second supporting disk 41 radially locate to offer shrinkage pool 34, this shrinkage pool 34 equates that with convex surface 33 quantity of slider disc 32 left ends convex surface 33 embeds in the shrinkage pools 34 and is meshing with each other.Can shorten the width of wheel hub tube 5 like this, but can move back car need enter slow shelves when moving back car after, its operation principle is same as described above in the process of moving.

Embodiment two:

Referring to Fig. 3, the utility model comprises main shaft 2, wheel hub tube 5 and steel ring 37, and wheel hub tube 5 two ends are installed left end cap 4 and right end cap 18 respectively, and right end cap 18 is provided with balance weight 55, plays adjustment when wheel.Main shaft 2 two ends are installed in respectively in the centre bearing hole of two end caps of wheel hub tube, and brake disc 3 is installed on left end cap 4, and steel ring 37 is installed in the centre of wheel hub tube 5.Main shaft one end in wheel hub tube 5 is a motor, motor comprises stator 8 and rotor 6, stator 8 is fixed on the main shaft 2, lay motor windings 9 on the stator 8, between rotor 6 and motor windings 9, be provided with magnetic links 7, the motor two ends are respectively motor left end cap and motor right end cap 10, and motor right end cap 10 is connected with rotor 6.Motor supply lines 1 is drawn from the left end of main shaft 2.Its key technology is to be gear in the wheel hub tube at main shaft other end place, and gear comprises gearbox, power output assembly and gear control assembly.The wheel hub tube at main shaft other end place constitutes gearbox body, power output assembly is a fixed installation power output shaft cover 46 on motor right end cap 10, when main shaft 2 is fixed, electric current inputs to motor windings 9 from motor supply lines 1, produce rotating magnetic field in the motor this moment, and rotor 6 begins by clockwise rotating.Because power output shaft cover 46 links to each other with motor right end cap 10, motor right end cap 10 links to each other with rotor 6 again, exports so motor power overlaps 46 by power output shaft.Outer surface at power output shaft cover 46 is installed gear 43.Pass through Bearing Installation the 3rd axle sleeve 58 on the main shaft 2 in gearbox body, the left end of the 3rd axle sleeve 58 is installed the 3rd supporting disk 57, right-hand member is installed the 4th supporting disk 56, simultaneously the 3rd supporting disk 57 and the 4th supporting disk 56 are fixedly installed to again on the inwall of gearbox body at wheel hub tube 5 right-hand member places, the 4th supporting disk 56 radially locate to have shrinkage pool 34.Bushing pipe 38 is installed between two supporting disks, and bolt 39 passes the 3rd supporting disk 57, bushing pipe 38, fixing to the 4th supporting disk 56 backs, and two supporting disks are fixedly linked, and bolt 39, bushing pipe 38 play the effect of adjustment in addition simultaneously.Two supporting disks radially locate to have axis hole, between two supporting disks, the 3rd rotating shaft 51 and the 4th rotating shaft 52 are installed respectively by bearing,

gear

48,50 is installed in the 3rd rotating shaft 51 and the 4th rotating shaft 52, two gears are between the 3rd supporting disk 57 and the 4th supporting disk 56 and be meshing with each other, the left end of the 4th rotating shaft 52 is installed another gear 59 and is meshed with the gear 43 that power output shaft overlaps 46 outer surfaces, and the 3rd rotating shaft 51 right-hand members are installed gear 49.On main shaft 2, be positioned at the 4th supporting disk 56 right sides sliding sleeve 19 is installed, fixed installation pin 54 on the sliding sleeve 19, pin 54 vertically passes sliding sleeve 19 and is positioned on the horizontal sliding rail 31, pin 54 can slide simultaneously together with sliding sleeve 19 when gear shift, by pin 54 unilateral bearing 45 is installed on sliding sleeve 19, (installation direction of unilateral bearing 45 is fixed on the main shaft 2 for circle in it, when main shaft 2 is fixed, can clockwise rotate its cylindrical, can not rotate counterclockwise.) ratchet 53 is installed on unilateral bearing 45, gear 49 engagements of ratchet 53 and the 3rd rotating shaft 51 right-hand members, the width of ratchet 53 is 1/2 of a gear 49.Ratchet 53 radially locate to be provided with convex surface 33, convex surface 33 embeds in the shrinkage pool 34 that the 4th supporting disk 56 radially locates and is meshing with each other.Gear control assembly is to have axis hole 30 in main shaft 2 right-hand member inside, and the drawing article 21 of packing into successively in the axis hole 30, spring 23, the little axle 22 of pulling, stroke are adjusted hollow screw 28.Be fastened in the drawing article 21 after little axle 22 left ends pass stroke adjustment hollow screw 28, spring 23 from spurring.Main shaft 2 right-hand members are equipped with stay pipe 29, have aperture 24 on the stay pipe 29, and stay pipe 29 right-hand members are installed backguy guide pipe 25.Backguy guide pipe 25, stay pipe 29 right sides are passed in backguy 26, and are to spurring little axle 22 right-hand members, fixing by backguy housing screw 27.Drawing article 21 connects by connecting bolt 20, and connecting bolt 20 vertically passes sliding sleeve 19 and drawing article 21 perpendicular to main shaft 2, allows power output assembly be connected with gear control assembly, makes power output assembly be controlled by gear control assembly.On the main shaft 2 of connecting bolt 20 positions, be provided with the longitudinal hole of certain width, horizontal sliding rail 31 as connecting bolt 20, the acting in conjunction of the width by horizontal sliding rail 31 and the pull distance of backguy 26, come the stroke of control connection bolt 20, promptly control the horizontal sliding stroke of ratchet 53, finished gear switch.

When the fast shelves of needs, at first allow motor stop outputting power, after spurring backguy 26 then and entering fast shelves, the location backguy is positioned in the fast shelves it.The convex surface 33 that this moment, ratchet 53 left ends were radially located embeds in the shrinkage pool 34 that the 4th supporting disk 56 radially locates and is meshing with each other all gear self-lockings.Motor provides power by beginning rotation clockwise then, this moment, motor power was by rotor 6 → motor right end cap 10 → power output shaft cover 46 → gear 43 → gear 59 → the 4th rotating shaft 52 → gears 50 → gear 48 → the 3rd rotating shafts 51 → the 3rd supporting

disk

57 and 37 outputs of the 4th supporting disk 56 → wheel hub tube 5 → steel ring, and the rotating speed of steel ring 37 and motor speed are 1: 1 synchronously.This course of work middle gear 43 and ratchet 53 are made clockwise spinning motion and synchronous with motor speed with respect to main shaft 2, and

gear

59,50,48,49 self-lockings are simultaneously done clockwise revolution motion and not rotation with respect to main shaft 2.Motor stops operating when motor stops outputting power, and wheel is rotated further under action of inertia, stops slowly then.

When the slow shelves of needs, at first allow motor stop outputting power, after spurring backguy 26 then and entering slow shelves, the location backguy is positioned in the slow shelves it.The convex surface 33 that this moment, ratchet 53 left ends were radially located breaks away from the shrinkage pool 34 that the 4th supporting disk 56 is radially located.Motor provides power by beginning rotation clockwise then, this moment, motor power was exported by rotor 6 → motor right end cap 10 → power output shaft cover 46 → gear 43 → gear 59 → the 4th rotating shaft 52 → gears 50 → gear 48 → the 3rd rotating shafts 51 → the 3rd supporting disk 57 and the 4th supporting disk 56 → wheel hub tube 5 → steel ring 37, and the rotating speed of steel ring 37 is 1: 3 (this rotating speed can be set arbitrarily) with the motor speed ratio.This course of work middle gear 43 is made clockwise spinning motion and synchronous with motor speed with respect to main shaft 2,

gear

59,50,48,49 is done clockwise revolution motion and rotation relatively with respect to main shaft 2, and ratchet 53 is with respect to main shaft 2 transfixions, allow the gear 49 be track, make gear 49 do clockwise rotation and revolution motion around ratchet 53 with ratchet 53.Motor stops operating when motor stops outputting power, and wheel is rotated further under action of inertia, stops slowly then.

Because the 3rd supporting disk 57 and the 4th supporting disk 56 are fixedly installed on the inwall of gearbox body at wheel hub tube 5 right-hand member places, thus no matter be fast shelves or slow shelves, as long as wheel it all rotate with the synchronous constant speed of wheel.

The 3rd axle sleeve 58 and bearing wherein among Fig. 3 can be taken down, allow the 3rd supporting disk 57 and the 4th supporting disk 56 be fixedly mounted on the inwall of gearbox body at wheel hub tube 5 right-hand member places, can select according to different needs.

As shown in Figure 4, motor cabinet 63 is fixedly installed to main shaft 2 left ends, and two ends, motor casing 60 left and right sides are respectively motor left end cap and motor right end cap 10, and this motor is an inner rotor type motor.Its stator 8 is fixedly installed in the motor casing 60, lays motor windings 9 on stator 8, and rotor 6 is installed in the stator 8, is provided with magnetic links 7 between rotor 6 and motor windings 9.Machine shaft 61 is fixedly mounted in rotor 6 centre bores, and its two ends are positioned at the dead eye of motor left and right sides two end cap.Gear 64 is installed on machine shaft 61, be positioned on the main shaft 2 gear 64 below by

Bearing Installation gear

62,43, gear 43 is positioned at the right side of gear 62, gear 43 and gear 59 engagements.Thereafter structure and embodiment two are identical, and the motor installation site of Fig. 4 also can be used for embodiment one.

Fig. 5, Fig. 6 are gear control handle structural representations.Gear control handle comprises handlebar 72, and handlebar gum cover 65 is positioned at the left end of handlebar 72, and the right-hand member that is positioned at handlebar gum cover 65 on handlebar 72 is installed rotation pipe 67, and rotation pipe gum cover 66 is installed on rotation pipe 67.Be positioned at and rotate pipe 67 right-hand members installation support shell 70, support shell 70 is provided with aperture 80, and backguy pipe 71 is installed in aperture 80, and support shell 70 fastened screws 69 are fixed on the handlebar 72.Its key technology is to be provided with backguy dop 76 on rotation pipe 67 right-hand members.Backguy 26 is stuck on the backguy dop 76 and passes support shell 70 and backguy pipe 71.On support shell 70, have another aperture 79, the skewback 75 of in its hole, packing into successively, spring 73, gear control lever 68, hollow screw 74.Gear control lever 68 other ends are installed in another aperture 78 on the support shell 70, and the end of gear control lever 68 is installed button 77.When needs are regulated slow grade, rotate counterclockwise and rotate pipe gum cover 66, drive rotation pipe 67 this moment and rotate counterclockwise, the dop of backguy simultaneously 76 is fixedly mounted on again and rotates on the pipe 67, so backguy 26 is pulled.In this process during backguy dop 76 contact skewbacks 75, skewback 75 is withdrawn in the aperture 79 at first fully, and spring 73 shrinks simultaneously, then because the existence of spring 73, after backguy dop 76 turned over skewback 75, this moment, skewback 75 was ejected aperture 79 by spring 73, and backguy dop 76 is limited on the skewback 75.When the fast shelves of needs, only need press button 77, drive gear control lever 68 then, spring 73 moments contraction this moment, skewback 75 is got back in the aperture 79 fully, rotates pipe 67 and backguy dop 76 rapid returns simultaneously, finishes fast shelves switch operating.

Claims

1. electric motor car machinery shift hub motor, comprise main shaft (2), wheel hub tube (5) and steel ring (37), wheel hub tube (5) two ends are installed left end cap (4) and right end cap (18) respectively, main shaft (2) two ends are installed in respectively in the centre bearing hole of two end caps of wheel hub tube, main shaft one end in wheel hub tube (5) is a motor, motor comprises stator (8) and rotor (6), stator (8) is fixed on the main shaft (2), stator (8) is gone up and is laid motor windings (9), between rotor (6) and motor windings (9), be provided with magnetic links (7), the motor two ends are respectively motor left end cap and motor right end cap (10), motor right end cap (10) is connected with rotor (6), it is characterized in that in the wheel hub tube at main shaft other end place be gear, gear comprises gearbox, power output assembly and gear control assembly, the wheel hub tube at main shaft other end place constitutes gearbox body, power output assembly is to go up fixed installation power output shaft cover (46) at motor right end cap (10), outer surface at power output shaft cover (46) is installed gear (43), at gearbox body inwall fixed installation ring gear (11), main shaft in gearbox body (2) is gone up by unilateral bearing (45) first axle sleeve (42) is installed, the left end of first axle sleeve (42) is installed first supporting disk (40), right-hand member is installed second supporting disk (41), bushing pipe (38) is installed between two supporting disks, bolt (39) passes first supporting disk (40), bushing pipe (38), fixing to second supporting disk (41) back, two supporting disks radially locate to have axis hole, first rotating shaft (12) and second rotating shaft (15) are installed respectively between two supporting disks, go up installation gear (13 in first rotating shaft (12) and second rotating shaft (15), 14), two gears are positioned between first supporting disk (40) and second supporting disk (41) and are meshing with each other, gear (13) in first rotating shaft (12) is meshing with each other with ring gear (11), the left end of second rotating shaft (15) is installed gear (43) engagement of another gear (47) and power output shaft cover (46) outer surface, at the right-hand member of second supporting disk (41) second axle sleeve (16) is installed, inwall at second axle sleeve (16) is installed unilateral bearing (44), axle sleeve dish (17) is installed in the interior circle of unilateral bearing (44), axle sleeve dish (17) is positioned on the main shaft (2) on second axle sleeve (16) right side, and certain interval is arranged with main shaft (2), axle sleeve dish (17) radially locate to have shrinkage pool (34), on main shaft (2), be positioned at axle sleeve dish (17) right side sliding sleeve (19) is installed, sliding sleeve (19) is gone up by Bearing Installation slider disc (32), slider disc (32) left radial place is provided with convex surface (33) and embeds in the shrinkage pool (34) that axle sleeve dish (17) radially locates, be provided with draw-in groove (36) above the slider disc (32), be provided with projection (35) at wheel hub tube (5) right-hand member inwall, projection (35) embeds in the draw-in groove (36); Gear control assembly is to have axis hole (30) in main shaft (2) right-hand member inside, the drawing article (21) of packing into successively in the axis hole (30), spring (23), spur little axle (22), stroke is adjusted hollow screw (28), pass stroke adjustment hollow screw (28) from spurring little axle (22) left end, be fastened on behind the spring (23) in the drawing article (21), main shaft (2) right-hand member is equipped with stay pipe (29), have aperture (24) on the stay pipe (29), stay pipe (29) right-hand member is installed backguy guide pipe (25), backguy guide pipe (25) is passed in backguy (26), stay pipe (29) right side, to spurring little axle (22) right-hand member, fixing by backguy housing screw (27), drawing article (21) connects by connecting bolt (20), and connecting bolt (20) is positioned on the sliding sleeve (19).

2. according to the described electric motor car of claim 1 machinery shift hub motor, it is characterized in that second supporting disk (41) radially locate to offer shrinkage pool (34), the convex surface (33) at slider disc (32) left radial place embeds in the shrinkage pool (34) and is meshing with each other.

3. electric motor car machinery shift hub motor, comprise main shaft (2), wheel hub tube (5) and steel ring (37), wheel hub tube (5) two ends are installed left end cap (4) and right end cap (18) respectively, right end cap (18) is provided with balance weight (55), main shaft (2) two ends are installed in respectively in the centre bearing hole of two end caps of wheel hub tube, main shaft one end in wheel hub tube (5) is a motor, motor comprises stator (8) and rotor (6), stator (8) is fixed on the main shaft (2), stator (8) is gone up and is laid motor windings (9), between rotor (6) and motor windings (9), be provided with magnetic links (7), the motor two ends are respectively motor left end cap and motor right end cap (10), motor right end cap (10) is connected with rotor (6), it is characterized in that in the wheel hub tube at main shaft other end place be gear, gear comprises gearbox, power output assembly and gear control assembly; The wheel hub tube at main shaft other end place constitutes gearbox body, power output assembly is to go up fixed installation power output shaft cover (46) at electric motor end cap (10), outer surface at power output shaft cover (46) is installed gear (43), main shaft in gearbox body (2) is by Bearing Installation the 3rd axle sleeve (58), the left end of the 3rd axle sleeve (58) is installed the 3rd supporting disk (57) right-hand member the 4th supporting disk (56) is installed, simultaneously the 3rd supporting disk (57) and the 4th supporting disk (56) are fixedly installed to again on the inwall of gearbox body at wheel hub tube (5) right-hand member place, the 4th supporting disk (56) radially locate to have shrinkage pool (34), bushing pipe (38) is installed between two supporting disks, bolt (39) passes the 3rd supporting disk (57), bushing pipe (38) is fixing to four supporting disks (56) back, supporting disk radially locates to have axis hole, between two supporting disks, the 3rd rotating shaft (51) and the 4th rotating shaft (52) are installed respectively by bearing, go up installation gear (48 in the 3rd rotating shaft (51) and the 4th rotating shaft (52), 50), two gears are positioned between the 3rd supporting disk (57) and the 4th supporting disk (56) and are meshing with each other, the left end of the 4th rotating shaft (52) is installed gear (43) engagement of another gear (59) and power output shaft cover (46) outer surface, the 3rd rotating shaft (51) right-hand member is installed gear (49), on main shaft (2), be positioned at the 4th supporting disk (56) right side sliding sleeve (19) is installed, sliding sleeve (19) is gone up fixed installation pin (54), pin (54) vertically passes sliding sleeve (19) and is positioned on the horizontal sliding rail (31), go up by pin (54) installation unilateral bearing (45) at sliding sleeve (19), go up installation ratchet (53) at unilateral bearing (45), ratchet (53) meshes with the gear (49) of the 3rd rotating shaft (51) right-hand member, ratchet (53) radially locate to be provided with convex surface (33), convex surface (33) embeds in the shrinkage pool (34) that the 4th supporting disk (56) radially locates and is meshing with each other; Gear control assembly is to have axis hole (30) in main shaft (2) right-hand member inside, the drawing article (21) of packing into successively in the axis hole (30), spring (23), spur little axle (22), stroke is adjusted hollow screw (28), main shaft (2) right-hand member is equipped with stay pipe (29), have aperture (24) on the stay pipe (29), stay pipe (29) right-hand member is installed backguy guide pipe (25), backguy guide pipe (25) is passed in backguy (26), stay pipe (29) right side, to spurring little axle (22) right-hand member, fixing by backguy housing screw (27), drawing article (21) connects by connecting bolt (20), and connecting bolt (20) is positioned on the sliding sleeve (19).

4. according to the described electric motor car machinery of claim 3 shift hub motor, it is characterized in that at main shaft (2) left end fixed installation motor cabinet (63), stator (8) is fixed in the motor casing (60), rotor (6) is installed in the stator (8), in rotor (6) centre bore, install and fix machine shaft (61), go up installation gear (64) at machine shaft (61), gear (62 is installed in the below that is positioned at gear (64) on main shaft (2), 43), gear (62) is meshing with each other with gear (64), gear (43) is positioned at the right side of gear (62), gear (43) and gear (59) engagement.

5. according to claim 1 or 3 described electric motor car machinery shift hub motors, it is characterized in that backguy (26) connects gear control handle, gear control handle comprises handlebar (72), the left end of handlebar (72) has handlebar gum cover (65), the right-hand member of handlebar gum cover (65) is installed and is rotated pipe (67), rotating upward installation rotation pipe gum cover (66) of pipe (67), rotate pipe (67) right-hand member support shell (70) is installed, support shell (70) is provided with aperture (80), backguy pipe (71) is installed in aperture (80), be provided with backguy dop (76) at rotation pipe (67) right-hand member, backguy (26) is stuck in backguy dop (76) and goes up and pass support shell (70) and backguy pipe (71), on support shell (70), have another aperture (79), the skewback (75) of in its hole, packing into successively, spring (73), gear control lever (68) and hollow screw (74), gear control lever (68) other end is installed in another aperture (78) on the support shell (70), and the end of gear control lever (68) is installed button (77).