CN105952850A - Driving mechanism of external rotation type two-gear speed-variable electric car - Google Patents

Driving mechanism of external rotation type two-gear speed-variable electric car Download PDF

Info

Publication number
CN105952850A
CN105952850A CN201610316399.3A CN201610316399A CN105952850A CN 105952850 A CN105952850 A CN 105952850A CN 201610316399 A CN201610316399 A CN 201610316399A CN 105952850 A CN105952850 A CN 105952850A
Authority
CN
China
Prior art keywords
gear
end cover
shaft
output
output shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610316399.3A
Other languages
Chinese (zh)
Inventor
王新平
王沛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CN105952850A publication Critical patent/CN105952850A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/085—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with more than one output shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/0018—Shaft assemblies for gearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/0021—Transmissions for multiple ratios specially adapted for electric vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Abstract

The invention discloses a driving mechanism of an external rotation type two-gear speed-variable electric car. The driving mechanism comprises a motor. A two-gear output mechanism comprises a first output gear (10), a second output gear (15), a gear shaft upper mounting end cover (3-1), a gear shaft lower mounting end cover (8-2) and an input gear shaft (9), and the input gear shaft (9) is assembled between the gear shaft upper mounting end cover (3-1) and the gear shaft lower mounting end cover (8-2). The input gear shaft (9) is driven by a motor shaft of the motor (4) and drives the first output gear (10) and the second output gear (15) to rotate. An inner containing space is formed by an external rotation seat (5), the two ends of the external rotation seat (5) are open, one opening is sealed by an external rotation seat end cover (6), and the other opening is sealed by a cover (36). A gear ring (36-1) is formed on the inner side face of the cover (36), and teeth are formed on the inner ring of the gear ring (36-1) and engaged with the first output gear (10) and the second output gear (15). The driving mechanism of the external rotation type two-gear speed-variable electric car has the beneficial effects of being simple in structure, stable in power transmission, easy and convenient to mount and the like.

Description

A kind of outward rotation type two keeps off the drive mechanism of speed-changeable electric vehicle
Technical field
The invention belongs to electric motor car parts manufacturing technology field, particularly relate to a kind of outward rotation type two and keep off speed change electricity The drive mechanism of motor-car.
Background technology
It is applied to the speed change gear in electric motor car at present and mainly uses the speed change gear of manual type, manual gear shifting Needing driver by virtue of experience and feel to be manually operated to realize speed change, not only the operation to driver is wanted Asking high, manual gear shift mechanism is also easily damaged.For unskilled driver, easily occur More problem, not only affects the service life of vehicle, and driving is caused danger.To this end, the application People proposes a kind of two grades of electric speed-changing devices to State Intellectual Property Office, and its application number is 2015210827650.Though technique scheme has its advantage, but structure there is also complexity, power transmission shakiness Determine to wait deficiency.Therefore, it is further improved and perfect.Based on this, the present invention is on this patent application basis On improve.
Summary of the invention
In order to overcome above-mentioned defect of the prior art, the invention provides a kind of outward rotation type two and keep off speed-changeable electric vehicle Drive mechanism.
The technical solution adopted for the present invention to solve the technical problems is as follows: a kind of outward rotation type two keeps off speed-changeable electric vehicle Drive mechanism, including motor (4), outer rotation seat (5), two gear output mechanisms, described two gear output machines Structure includes installing on the first output gear (10), the second output gear (15), gear shaft end cap (3-1), gear End cap (8-2) and input gear axle (9) are installed under axle, gear shaft are installed end cap (3-1) and installs under gear shaft Described input gear axle (9) is assembled between end cap (8-2)；The motor shaft of motor (4) drives input gear axle (9), Input gear axle (9) drives the first output gear (10), the second output gear (15) to rotate；It is characterized in that: Described outer rotation seat (5) forms interior accommodating space, and outer rotation seat (5) two is the most opening-like, wherein One opening is sealed by outer rotation seat end cap (6), and another opening is sealed by boring cover (36)；Boring cover (36) inner side Face forms a gear ring (36-1), the inner ring of gear ring (36-1) formed teeth and with the first output gear (10), the Two output gears (15) all engage.
Preferably, gear shaft is installed to install under end cap (3-1) and gear shaft and between end cap (8-2), assemble the first output Axle (13), described the first output gear (10) is located at the first output shaft (13)；First output shaft (13) Being provided with the first travelling gear (11), input gear axle (9) is provided with input gear (42), the first travelling gear (11) Engage with input gear (42).
Preferably, the first output shaft (13) overcoat the first gear upper end cover (12), the first gear bottom end cover (17), First gear upper end cover (12) is loaded on the upper plane of the first travelling gear (11), and in the first travelling gear (11) Between can relatively rotate；It is rotatably assorted between the first gear upper end cover (12) and the first output shaft (13), the first tooth Wheel upper end cover (12) is convex near the part of the first output shaft (13), its protuberance end face and the first output shaft The gap, lower edge of upper bearing (metal) inner ring is affixed.
Preferably, the first output shaft (13) clamping the first jump ring (51), the second jump ring (52), the first jump ring (51) It is butted under the first gear bottom end cover (17), the end face of the second jump ring (52) and the first output shaft lower bearing Gap, upper edge be affixed.
Preferably, gear shaft is installed to install under end cap (3-1) and gear shaft and between end cap (8-2), assemble the second output Axle (14), described the second output gear (15) is located at the second output shaft (14)；Second output shaft (14) Being provided with the second travelling gear (16), input gear axle (9) drives the second travelling gear (16).
Preferably, the second output shaft (14) overcoat the second gear upper end cover (22), the second gear bottom end cover (23), Second gear upper end cover (22) is loaded on the upper surface of the second travelling gear (16), can relatively rotate between the two.
Preferably, the second gear bottom end cover (23) is loaded on the lower surface of the second travelling gear (16) and passes with second Moving gear can relatively rotate between (16)；Second gear bottom end cover (23) is near the part of the second output shaft (14) The most convex, protuberance end face is put on the edge of the second output shaft lower bearing inner ring, the second gear bottom end cover (23) And the second output shaft is rotatably assorted between (14).
Preferably, the second output shaft (14) clamping the second jump ring (53), the second jump ring (53) is butted on the second tooth On wheel upper end cover (22).
Preferably, housing (4-2) bottom of motor is opening-like, and this opening is sealed by bottom end cover (4-3).
Preferably, gear shaft is installed end cap (3-1) one-body molded with the dual-purpose axle of upper fixing rotation (3-2), The upper fixing outer wall rotating dual-purpose axle (3-2) and the inwall matched in clearance of described bottom end cover (4-3), bottom end cover (4-3) form corresponding step with the dual-purpose axle of upper fixing rotation (3-2), at this step, assemble bearing (29)； The upper fixing upper end outer wall rotating dual-purpose axle (3-2) snaps in jump ring (44), and jump ring (44) is butted on bearing (29) Upper edge.
The drive mechanism that outward rotation type two of the present invention keeps off speed-changeable electric vehicle applies to electric speed-changing device, and electric shift fills Putting without gearshift, it can be started to walk with low gear, and high gear is advanced, and can improve climbing capacity, increases carrying force, joint About electric energy；Additionally, it can take high-speed electric expreess locomotive, low cost of manufacture.
Outward rotation type two of the present invention keep off the drive mechanism of speed-changeable electric vehicle also have simple for structure, power transmission is stable, Reliably, the advantage such as simple installation.
Accompanying drawing explanation
Fig. 1 is the structure chart of a kind of preferred embodiment.
Fig. 2 is the upward view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the A-A sectional view of Fig. 1.
Fig. 5 is the B-B sectional view of Fig. 1.
Fig. 6 is the C-C sectional view of Fig. 1.
Fig. 7 is the D-D sectional view of Fig. 3.
Fig. 8 is the E-E sectional view of Fig. 1.
Fig. 9 is local structural graph.
Figure 10 is the K-K sectional view of Fig. 9.
Figure 11 is the top view of Fig. 9.
Figure 12 is the J-J sectional view of Figure 11.
Figure 13 is the H-H sectional view of Figure 11.
Figure 14 is the G-G sectional view of Figure 11.
Detailed description of the invention
Below in conjunction with the accompanying drawings the embodiment of the present invention is elaborated.
As represented in figures 1 through 14, the present embodiment outward rotation type two keep off the drive mechanism of speed-changeable electric vehicle include motor 4, Outer rotation seat 5, two gear output mechanisms etc., motor 4 is by motor shaft 4-1, housing 4-2, bottom end cover 4-3 etc. Parts are constituted, and the bottom of housing 4-2 is opening-like, and this opening is sealed by bottom end cover 4-3.Bottom end cover 4-3 Middle part break-through, and form ring-shaped step, at step, shelve the local of bearing 29.
The upper end of motor shaft 4-1 is rotatably assorted by bearing 28 with the inwall of housing 4-2.Motor shaft 4-1's Lower end is stretched out outside housing 4-2.
Two gear output mechanisms include installing on gear shaft installs end cap 8-2, gear shaft under end cap 3-1, gear shaft Lower installation end cap 8-2 and install end cap 3-1 on gear shaft and parallel laying, both circumferentially edge respectively towards right To forming four connection posts, four connection posts are the most uniform, the end face phase of both corresponding connection posts Touch and fix connection.
End cap 3-1 is installed on gear shaft and offers the first axis hole, the second axis hole, Triaxial hole and the 4th axis hole, Second axis hole, Triaxial hole and the 4th axis hole are uniformly laid with the first axis hole for the center of circle.It is corresponding in this, End cap 8-2 is installed under gear shaft and also offers the first axis hole, the second axis hole, Triaxial hole and the 4th axis hole, Second axis hole, Triaxial hole and the 4th axis hole are uniformly laid with the first axis hole for the center of circle.Above-mentioned all axis holes are equal It is equipped with ball bearing 21.
Installing end cap on gear shaft and divide three, Part I is end cap top Part I boss, boss diameter Bigger than end cap the first shaft hole diameter, Part II is end cap irregular external diameter toroidal, and external diameter compares Part I Greatly, Part III is to have several irregularly shaped boss in end cap lower surface outer radius, and wherein part boss has Alignment pin sub-aperture, alignment pin sub-aperture is step-like through hole, and remaining is screwed hole, end cap be provided with the first axis hole, Second axis hole, Triaxial hole and the 4th axis hole, in addition to the first axis hole is without step-like through hole, remaining Triaxial hole It it is all step-like through hole.Several countersunk head shape screw hole is circumferentially had near the first axis hole inner face, the second axis hole, Triaxial hole, the 4th axis hole, all centered by the first axis hole, are uniformly distributed, shaft hole diameter respectively with select axle Hold external diameter interference fit.
Installing end cap under gear shaft and divide two, Part I is end cap irregular external diameter toroidal, external diameter size, Shape with on gear shaft install end cap symmetrical, Part II be have in end cap upper surface several irregularly shaped Boss, wherein part boss has alignment pin sub-aperture, alignment pin sub-aperture to be on step, the bolt hole of remaining boss, End cap is provided with the first axis hole, the second axis hole, Triaxial hole, the 4th axis hole, except the first axis hole is to lead to without step Hole, remaining Triaxial hole is all step-like through hole, circumferentially has several screwed hole near the first axis hole inner face, Second axis hole, Triaxial hole, the 4th axis hole, all centered by the first axis hole, are uniformly distributed, the second axis hole, Triaxial hole is bigger than the 4th shaft hole diameter, shaft hole diameter respectively with select bearing outside diameter interference fit, gear The all positioning pin stepped holes installing end cap under end cap and gear shaft, screw hole and all steps are installed on axle Axis hole is mutually symmetrical with parallel, the big stepped hole of all step-like axis holes inwardly to facing to.
End cap 3-1 is installed one-body molded with upper fixing rotation dual-purpose axle 3-2 on gear shaft, upper fixing rotation two It is on gear shaft with axle 3-2 and installs on the middle part of end cap 3-1.The dual-purpose axle 3-2's of upper fixing rotation is interior Wall forms step, shelves bearing 45 at step, and the top of bearing 45 is matched with outside the bottom of motor shaft 4-1 At step.The upper end outer wall of the upper fixing dual-purpose axle 3-2 of rotation forms step, shelves bearing 29 and dash forward at this step Part for motor bottom end cover 4-3.And, the upper end outer wall of upper fixing rotation dual-purpose axle 3-2 snaps in jump ring 44, jump ring 44 is butted on the upper edge of bearing 29, so that it is spacing.The dual-purpose axle 3-2 of upper fixing rotation and electricity It is rotatably assorted between the perforation inwall of machine bottom end cover 4-3 and assembles sealing ring between the two.
The upper fixing dual-purpose axle 3-2 of rotation pivotally passes outer rotation seat end cap 6, its outer wall and outer rotation seat end Assemble bearing 31 between lid 6, and assemble sealing ring between the two.The upper fixing inwall rotating dual-purpose axle 3-2 and electricity Bearing 54 is assembled between the lower end of arbor 4-1.
It is assemblied between the ball bearing 21 of two the first axis holes and input gear axle 9 is installed.Motor shaft 4-1's Lower end forms endoporus, and this endoporus extends through the upper end of spline fitted input gear axle 9.Pacify on gear shaft It is also equipped with sealing ring between dress end cap 3-1 and input gear axle 9.
It is assemblied between the ball bearing 21 of two the second axis holes and the first output shaft 13 is installed, this first output shaft 13 are provided with the first output gear 10 and the first travelling gear 11, the first output gear 10 and the first output shaft 13 is affixed, and the first output gear 10 is on gear shaft under installation end cap.First travelling gear 11 is in Between two end cap.First output shaft 13 overcoat gear upper end cover 12, gear bottom end cover 17, gear upper end cover 12 upper surfaces being loaded on the first travelling gear 11 also the most between the two can phase in the first travelling gear 11 matched in clearance To rotation.Fix between gear upper end cover 12 with the first output shaft 13 and be connected or be rotatably assorted, gear upper end cover 12 is convex near the part of the first output shaft 13, and this protuberance peaks at the inner ring of corresponding bearing.
First output shaft 13 clamping jump ring 51,52, jump ring 51 is under gear bottom end cover 17, and it should Gear bottom end cover vertically positions.Jump ring 52 is on bearing 21, and the bearing 21 of lower section is vertically positioned by it.
Second output shaft 14 clamping jump ring 53, jump ring 53 is on gear upper end cover 22, and it is by this gear Upper end cover vertically positions.
First output gear shaft 13 point five part, Part I roller gear, end face has centre bore, second Dividing is axially spaced-apart transition shoulder, and diameter is less than the root diameter of gear, and Part III is installing positions of bearings, Diameter is less than Part II, diameter respectively with select bearing 21 internal diameter interference fit, Part IV is driving cog Wheel upper end cover, travelling gear and travelling gear bottom end cover installation site, diameter is less than Part III, the 5th Dividing is installing positions of bearings, and diameter is less than Part IV, diameter and selection bearing 21 internal diameter interference fit, end There is centre bore in face.
Second output gear shaft 14 also divides five parts, the size of the gear of each several part, installing positions of bearings and axle Length size is the same.First travelling gear 11 external diameter divides three steps, and mid portion is cylindrical gear, tooth Wheel size is meshed with input gear, and both sides are respectively arranged with a step, and diameter is less than Gear Root Diameter, and endoporus divides three Step, interstitial hole has several axialShape groove, the diameter of interstitial hole is more bigger than the first output gear shaft, Both sides are character cut in bas-relief shape symmetry bench rank, and diameter is bigger than interstitial hole.
It is assemblied between the ball bearing of two Triaxial holes and the second output shaft 14 is installed, on this second output shaft 14 Being provided with the second output gear 15 and the second travelling gear 16, the second output gear 15 and the second output shaft 14 are solid Connecing, the second output gear 15 is on gear shaft under installation end cap 3-1.Second travelling gear 16 is in Between two plates.Second output shaft 14 overcoat gear upper end cover 22, gear bottom end cover 23, gear upper end cover 22 Part is loaded on the upper surface of the second travelling gear 16, and matched in clearance can relatively rotate the most between the two between the two.
Gear bottom end cover 23 is loaded on the lower surface of the second travelling gear 16 and joins with the second travelling gear 16 gap Close and can relatively rotate the most between the two.Gear bottom end cover 23 is put on gear shaft on installation end cap, gear lower end Lid 23 is fixing with between the second output shaft 14 to be connected or is rotatably assorted.Gear bottom end cover 23 is near the second output The part of axle 14 is the most convex, and this protuberance peaks at the inner ring of corresponding bearing.
Input gear axle 9 is provided with input gear 42, and input gear 42 is between two end cap.
Being assemblied between the ball bearing of two the 4th axis holes installation power transmission shaft 18, power transmission shaft 18 is provided with two differences The gear of diameter i.e. gear wheel 19 and little gear 20, the diameter of the first gear is more than the diameter of the second gear, defeated Enter gear 42 to be all meshed with the first travelling gear 11, gear wheel 19, little gear 20 and the second travelling gear 16 are meshed.
Second travelling gear 16 is in addition to the outside diameter of gear is bigger than the first travelling gear, and other size is the biggest Little, interstitial hole also has several axialShape groove.First travelling gear upper end cover 12 is logical in type shape Hole, outside diameter is more smaller than travelling gear facing groove, and through-hole diameter is more bigger than gear shaft diameter.
First travelling gear bottom end cover 17 is in type configured bore therethrough, and outside diameter is than travelling gear facing groove slightly Little, through-hole diameter is more bigger than gear shaft diameter, has a radially tapped through hole at protuberance small end.Gear lower end Lid 17 is loaded on the lower surface of the first travelling gear 11, and matched in clearance can relatively rotate the most between the two between the two.
Second travelling gear bottom end cover 23 size length size as the upper end cover 12 of the first travelling gear, Second travelling gear upper end cover 22 size length size as the bottom end cover 17 of the first travelling gear.
18 point of seven part of duplex driving gearshaft, Part I is installing positions of bearings, diameter and selection bearing Internal diameter interference fit, end face has centre bore, Part II to be the convex rank of axially spaced-apart, and diameter is bigger than Part I, Less than Part III root footpath, Part III is cylindrical gear wheel, and diameter engages with input gear, the Four parts are Gear Processing escapes, and diameter is less than the root diameter of Part V, and Part V is little tooth Wheel, diameter is meshed with the second travelling gear, and Part VI is axially spaced-apart step, and diameter is than little tooth Wheel root footpath is little, and Part VII is installing positions of bearings, diameter and selection bearing bore diameter interference fit, end face There is centre bore.Gear shaft is installed lid location up and down and is selected pin, and external diameter size is fixed with the pin on installation end lid Hole, position interference fit, pin endoporus is tapped through hole.
6 point of three part of outer rotation seat end cap, the big boss of Part I end cap, diameter is less than end cap external diameter, Part II is end cap external diameter, and end cap external diameter and boss connecting end surface have several screw hole, outside pitch-row is than boss Footpath is big, and less than end cap external diameter, Part III is end cap small boss, and diameter is less than external diameter, and external diameter is with little Boss connecting end surface has an axial oil mirror hole, and end cap endoporus divides two steps, first step to be bearing peaces Holding position, diameter of bore and selection bearing 31 external diameter interference fit, second step is oil sealing installation site, platform Aperture, rank coordinates with the dual-purpose shaft clearance of fixing rotation, has a radial groove, size and O oil in the middle of step Envelope matches.
The bottom installing end cap 8-2 under gear shaft is one-body molded with lower fixing rotation dual-purpose axle 8-1, lower fixing Rotating dual-purpose axle 8-1 to be under gear shaft under the middle part installing end cap 8-2, the lower dual-purpose axle of fixing rotation divides Five parts, Part I is cylinder step, and the centre bore interference installing end cap under diameter and gear shaft is joined Closing, Part II is boss flange, and diameter is bigger than Part I, and Part I step is connected with Part II End face circumferentially has several bolt hole, installs end cap lower surface several screw hole phases circumferentially under gear shaft Coordinating, Part III is installing positions of bearings, and diameter is less than Part II, with selection bearing 34 internal diameter mistake Being full of cooperation, Part IV is axial transitions position, and diameter is less than Part III, and Part V is bearing peace Holding position, diameter is less than Part IV, with select bearing bore diameter interference fit, Part VI axial thread, Diameter is less than Part V.
Outer rotation seat 5 in logical cylindric its two i.e. form opening, towards the opening part of motor side by number Screw 30 fixedly mounts outer rotation seat end cap 6.The fixing boring cover 36 that connects of opposite side opening, boring cover 36 with Outer rotation seat end cap 6 is parallel.
The inner side of boring cover 36 forms the inner ring of gear ring 36-1, gear ring 36-1 and forms teeth, and exports with first Gear the 10, second output gear 15 all engages.Gear ring 36-1 is ring gear, interior teeth size and the first output Gear, the second output gear are meshed.
The dual-purpose axle of fixing rotation can use various ways connecting shaft bearing plate, and bearing plate vertically pushes down bearing.
Above-mentioned two gear output mechanisms are installed in outer rotation seat 5.
The lower fixing dual-purpose axle 8-2 middle part through boring cover that rotates, assembles bearing 34, lower fixing rotation between the two Dual-purpose axle 8-2 outer end is under boring cover 36, this outer end formed screw thread, its inner be in outer rotation seat 5 it In.Lower fixing rotation is also equipped with sealing ring between dual-purpose axle 8-1 and boring cover 6.
Above the preferred embodiments of the present invention and principle are described in detail, the ordinary skill to this area For personnel, the thought provided according to the present invention, detailed description of the invention will change, and these Change and also should be regarded as protection scope of the present invention.

Claims (10)

1. an outward rotation type two keeps off the drive mechanism of speed-changeable electric vehicle, including motor (4), outer rotation seat (5), two gear output mechanisms, two described gear output mechanisms include installing on the first output gear (10), the second output gear (15), gear shaft installs end cap (8-2) and input gear axle (9) under end cap (3-1), gear shaft, gear shaft is installed install under end cap (3-1) and gear shaft and assemble described input gear axle (9) between end cap (8-2)；The motor shaft of motor (4) drives input gear axle (9), and input gear axle (9) drives the first output gear (10), the second output gear (15) to rotate；It is characterized in that: described outer rotation seat (5) forms interior accommodating space, and outer rotation seat (5) two is the most opening-like, and wherein an opening is sealed by outer rotation seat end cap (6), and another opening is sealed by boring cover (36)；Boring cover (36) medial surface forms a gear ring (36-1), and the inner ring of gear ring (36-1) forms teeth and all engages with the first output gear (10), the second output gear (15).
2. outward rotation type two as claimed in claim 1 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: installing on gear shaft to install under end cap (3-1) and gear shaft and assemble the first output shaft (13) between end cap (8-2), described the first output gear (10) is located at the first output shaft (13)；First output shaft (13) is provided with the first travelling gear (11), and input gear axle (9) is provided with input gear (42), and the first travelling gear (11) engages with input gear (42).
3. outward rotation type two as claimed in claim 2 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: the first output shaft (13) overcoat the first gear upper end cover (12), the first gear bottom end cover (17), first gear upper end cover (12) is loaded on the upper plane of the first travelling gear (11), and can relatively rotate between the first travelling gear (11)；It is rotatably assorted between the first gear upper end cover (12) and the first output shaft (13), first gear upper end cover (12) is convex near the part of the first output shaft (13), and the gap, lower edge of its protuberance end face and the first output shaft upper bearing (metal) inner ring is affixed.
4. outward rotation type two as claimed in claim 3 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: the first output shaft (13) clamping the first jump ring (51), the second jump ring (52), first jump ring (51) is butted under the first gear bottom end cover (17), and the end face of the second jump ring (52) and the gap, upper edge of the first output shaft lower bearing are affixed.
5. the outward rotation type two as described in any one of claim 1-4 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: installing on gear shaft to install under end cap (3-1) and gear shaft and assemble the second output shaft (14) between end cap (8-2), described the second output gear (15) is located at the second output shaft (14)；Second output shaft (14) is provided with the second travelling gear (16), and input gear axle (9) drives the second travelling gear (16).
6. outward rotation type two as claimed in claim 5 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: the second output shaft (14) overcoat the second gear upper end cover (22), the second gear bottom end cover (23), second gear upper end cover (22) is loaded on the upper surface of the second travelling gear (16), can relatively rotate between the two.
7. outward rotation type two as claimed in claim 6 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: the second gear bottom end cover (23) be loaded on the second travelling gear (16) lower surface and and the second travelling gear (16) between can relatively rotate；Second gear bottom end cover (23) is the most convex near the part of the second output shaft (14), and protuberance end face is put on the edge of the second output shaft lower bearing inner ring, is rotatably assorted between the second gear bottom end cover (23) and the second output shaft (14).
8. outward rotation type two as claimed in claim 7 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: the second output shaft (14) clamping the second jump ring (53), and the second jump ring (53) is butted on the second gear upper end cover (22).
9. outward rotation type two as claimed in claim 1 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: housing (4-2) bottom of motor is opening-like, and this opening is sealed by bottom end cover (4-3).
10. outward rotation type two as claimed in claim 9 keeps off the drive mechanism of speed-changeable electric vehicle, it is characterized in that: end cap (3-1) is installed one-body molded with the dual-purpose axle of upper fixing rotation (3-2) on gear shaft, the upper fixing outer wall rotating dual-purpose axle (3-2) and the inwall matched in clearance of described bottom end cover (4-3), bottom end cover (4-3) forms corresponding step with the dual-purpose axle of upper fixing rotation (3-2), assembles bearing (29) at this step；The upper fixing upper end outer wall rotating dual-purpose axle (3-2) snaps in jump ring (44), and jump ring (44) is butted on the upper edge of bearing (29).
CN201610316399.3A 2016-02-26 2016-05-13 Driving mechanism of external rotation type two-gear speed-variable electric car Pending CN105952850A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2016101108313 2016-02-26
CN201610110831 2016-02-26

Publications (1)

Publication Number Publication Date
CN105952850A true CN105952850A (en) 2016-09-21

Family

ID=56912769

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610316399.3A Pending CN105952850A (en) 2016-02-26 2016-05-13 Driving mechanism of external rotation type two-gear speed-variable electric car

Country Status (1)

Country Link
CN (1) CN105952850A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101224702A (en) * 2008-01-17 2008-07-23 蔡贵波 Electric wheel boss with shift
CN101618685A (en) * 2009-08-14 2010-01-06 台州市黄岩华阳机电科技有限公司 Power output device of wheel hubs of electric vehicles
CN201659877U (en) * 2010-03-25 2010-12-01 台州市黄岩华阳机电科技有限公司 Clutch type output mechanism of gear shift driving wheel hub of electric vehicle
CN202147581U (en) * 2011-06-23 2012-02-22 马加良 Simple wheel hub motor
CN102410317A (en) * 2011-08-01 2012-04-11 台州市黄岩华阳机电科技有限公司 Centrifugal clutch and electric vehicle gear-shifting drive hub with same
CN102545469A (en) * 2012-01-19 2012-07-04 倪锦祥 Gear shifting motor
WO2012128583A3 (en) * 2011-03-23 2013-01-03 Central Corporation Transmission and in-wheel driving system for motor vehicle with the same
CN105156600A (en) * 2015-09-30 2015-12-16 王新平 Spin-out second-gear electric transmission
CN206000944U (en) * 2016-02-26 2017-03-08 王新平 Outward rotation type two keeps off the drive mechanism of speed-changeable electric vehicle

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101224702A (en) * 2008-01-17 2008-07-23 蔡贵波 Electric wheel boss with shift
CN101618685A (en) * 2009-08-14 2010-01-06 台州市黄岩华阳机电科技有限公司 Power output device of wheel hubs of electric vehicles
CN201659877U (en) * 2010-03-25 2010-12-01 台州市黄岩华阳机电科技有限公司 Clutch type output mechanism of gear shift driving wheel hub of electric vehicle
WO2012128583A3 (en) * 2011-03-23 2013-01-03 Central Corporation Transmission and in-wheel driving system for motor vehicle with the same
CN202147581U (en) * 2011-06-23 2012-02-22 马加良 Simple wheel hub motor
CN102410317A (en) * 2011-08-01 2012-04-11 台州市黄岩华阳机电科技有限公司 Centrifugal clutch and electric vehicle gear-shifting drive hub with same
CN102545469A (en) * 2012-01-19 2012-07-04 倪锦祥 Gear shifting motor
CN105156600A (en) * 2015-09-30 2015-12-16 王新平 Spin-out second-gear electric transmission
CN206000944U (en) * 2016-02-26 2017-03-08 王新平 Outward rotation type two keeps off the drive mechanism of speed-changeable electric vehicle

Similar Documents

Publication Publication Date Title
CN105650215B (en) Harmonic pin drive, motor gear unit, vehicle and generator
KR102433297B1 (en) Continuously variable transmission
CN105151216B (en) The spiral arcuate friction transmission self-adapting automatic gear shift drive assembly of battery-operated motor cycle
CN103010016B (en) Motor rear axle drive assembly
CN105333084B (en) The gear of two-gear automatic speed changing case
KR101468389B1 (en) Assembled crank for ratio enhancing of rotaion speed
CN103225677B (en) transmission assembly
CN208515384U (en) Electric motor type power assembly device and electric car
CN105156600B (en) A kind of two grades of electric gear shift(ing)s of outward rotation type
CN206072248U (en) Deceleration device, joint servo steering wheel and robot
CN206000944U (en) Outward rotation type two keeps off the drive mechanism of speed-changeable electric vehicle
CN105952850A (en) Driving mechanism of external rotation type two-gear speed-variable electric car
KR20130090168A (en) Variable radius pulley and continuously variable transmission
CN202798317U (en) Double clutch planet gear-shifting mechanism for electric vehicle hub motor
CN209130129U (en) A kind of two grades of pure electric vehicle speed changers
CN205534053U (en) Automatic transmission
FR2976142A3 (en) Electric power unit for electric car, has gear box whose input shafts comprise teeth for providing respective transmission ratios, and electric motors attached with input shafts, where input shafts are coaxial to each other
CN205173378U (en) Two keep off electric gear shift(ing)
JP2015171292A (en) actuator
CN205315621U (en) Two keep off electronic speed change gear
CN206455692U (en) Steering wheel and robot
US7987750B2 (en) Cutter structure of labeling machine
CN213685179U (en) Differential housing for vehicle reduction gearbox
CN114396461A (en) Industrial robot hollow cycloid speed reduction all-in-one machine
CN108001216B (en) Electric automobile power assembly based on continuously variable transmission

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20160921

RJ01 Rejection of invention patent application after publication