CN109372957A - A kind of new energy pure electric automobile speed changer - Google Patents
A kind of new energy pure electric automobile speed changer Download PDFInfo
- Publication number
- CN109372957A CN109372957A CN201811483872.2A CN201811483872A CN109372957A CN 109372957 A CN109372957 A CN 109372957A CN 201811483872 A CN201811483872 A CN 201811483872A CN 109372957 A CN109372957 A CN 109372957A
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- Prior art keywords
- gear
- shell
- shaft
- rear end
- input shaft
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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
- F16H3/12—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 means for synchronisation not incorporated in the clutches
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- 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
- F16H3/087—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 characterised by the disposition of the gears
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- 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
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- 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
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention provides a kind of new energy pure electric automobile speed changers, use Dual-motors Driving, single gearbox transmitting power, power failure-free transmission, system effectiveness height, power performance are good when driving wheels travel.It includes gearbox body, the gearbox body includes first shell, second shell, drive end bearing bracket, rear end cap, the first shell, drive end bearing bracket after second shell combination is equipped with the drive end bearing bracket, the first shell, rear end cap after second shell combination is equipped with rear end cap, the first shell, second shell, drive end bearing bracket, installation cavity is formed with after rear end cap assembling, the first input shaft of evagination is provided on the drive end bearing bracket, the male end of first input shaft is circumscribed with the first driving motor, the central axle portion of first input shaft is divided into sky, second input shaft is arranged in the central axis cavity area of first input shaft by bearing, the both ends of second input shaft externally protrude out in the both ends of the surface of first input shaft respectively.
Description
Technical field
The present invention relates to the technical field of transmission speed variator, specially a kind of new energy pure electric automobile speed changer.
Background technique
Existing new energy pure electric vehicle city bus and highway passenger vehicle mainly use single motor+electrical control automatic manual transmission
The scheme of device drives, and in shift there are power interruption, when climbing is short of power such system, makes the ride comfort of automobile
Property, dynamic property are all difficult to meet market demands.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of new energy pure electric automobile speed changer, use Dual-motors Driving,
Single gearbox transmits power, and power failure-free transmission, system effectiveness height, power performance are good when driving wheels travel.
A kind of new energy pure electric automobile speed changer, it is characterised in that: it includes gearbox body, and the gearbox body includes
First shell, second shell, drive end bearing bracket, rear end cap, the drive end bearing bracket after the first shell, second shell combination is equipped with before described
End cap, the rear end cap after the first shell, second shell combination are equipped with rear end cap, the first shell, second shell, front end
It is formed with installation cavity after lid, rear end cap assembling, the first input shaft of evagination, first input are provided on the drive end bearing bracket
The male end of axis is circumscribed with the first driving motor, and the central axle portion of first input shaft is divided into sky, and the second input shaft passes through axis
The central axis cavity area for being arranged in first input shaft is held, the both ends of second input shaft externally protrude out in described first respectively
The exterior ring cap for being located at the installation cavity of the both ends of the surface of input shaft, first input shaft is equipped with third transmission gear, described
The rear end exterior ring cap for being located at the installation cavity of second input shaft is equipped with the first master gear, in the rear end of second input shaft
The heart is provided with indent axle center hole, and the front end of output shaft is arranged in the indent axle center hole by coaxial bearing, the output shaft
Rear end through the rear end cap arrange, the output shaft be located at it is described installation cavity part be equipped with respectively by bearing holder (housing, cover)
The front end portion corresponding to second master gear of second master gear, third master gear, the 4th master gear, the output shaft covers
Equipped with the first synchronizer, first synchronizer is axially moved along between the first master gear, the second master gear, and described first is same
The both ends of the surface of step device are respectively facing the respective engagement gear ring arrangement of first master gear, the second master gear, the output shaft
The third master gear, the part between the 4th master gear be set with the second synchronizer, second synchronizer is along stating
Be axially moved between three master gears, the 4th master gear, the both ends of the surface of second synchronizer be respectively facing the third master gear,
The respective engagement gear ring of 4th master gear arranges that the installation cavity there also is provided the first transmission shaft, second driving shaft, described
First transmission shaft is separately installed with constant mesh gear, third intermediate gear, the 4th intermediate gear, the normal engaging tooth from front to back
The third transmission gear of wheel engagement connection corresponding position, the main tooth of third of the third intermediate gear engagement connection corresponding position
Wheel, the 4th master gear of the 4th intermediate gear engagement connection corresponding position, the second driving shaft are pacified respectively from front to back
Equipped with the first intermediate gear, the second intermediate gear, the first master gear of the first intermediate gear engagement connection corresponding position, institute
State the second master gear of the second intermediate gear engagement connection corresponding position.
It is further characterized by: first master gear, the second master gear, third master gear, the 4th master gear pass through
The transmission ratio for the output shaft that corresponding synchronizer is driven is different, and second driving motor is operated alone the one of output shaft
Speed change, second gear parameter are kept off, three gear speed changes, four-speed gear shift of output shaft are operated alone in first driving motor；
First master gear, third transmission gear, third intermediate gear are specifically reduced to corresponding gear ring structure, it is ensured that
Infrastructure cost is low；
The part for externally protruding out in the rear end cap of the output shaft is fixed with output flange, and the axial direction of the output flange is logical
Locking nut is crossed to be fastenedly connected；
The rear end of the output shaft run through the corresponding location hole of second shell after, through the location hole of rear end cap, it is described defeated
The position of the location hole corresponding to the second shell of shaft is set with output bearing, and the output shaft corresponds to the rear end
The rear end face position of lid is set with Rear oil seal；
The front end of first input shaft run through the corresponding location hole of first shell after, through the location hole of drive end bearing bracket, institute
The position for stating the location hole corresponding to the first shell of the first input shaft is set with input shaft bearing, first input shaft
Position corresponding to the drive end bearing bracket is set with Front oil seal；
The location arrangements on the output shaft, the first transmission shaft, second driving shaft three vertex triangular in shape, described first
Transmission shaft is located at arrangement, the second driving shaft in the obliquely downward cavity of output shaft and is located in the oblique upper cavity of the output shaft
Arrangement, first transmission shaft, second driving shaft are located at the ipsilateral arrangement of the output shaft, ensure that total is small in size；
The both ends of first transmission shaft pass through bearing respectively and are supported on first shell, the transmission of the correspondence of second shell first
Axis location hole, the front cover lid, rear end cap each extend over lid and load face domain corresponding to corresponding first transmission shaft location hole；
The both ends of the second driving shaft pass through respectively bearing be supported on the first shell, second shell corresponding
In two transmission shaft location and installation annular grooves；
The first shell, the axial end face of second shell are affixed by flange face bolt, and the drive end bearing bracket is installed in institute
The front end corresponding position of first shell is stated, the rear end cap is installed in the rear end corresponding position of the second shell.
After applying the present invention, the first input shaft, the second input shaft are coaxially arranged, only need a gearbox,
By powershift between two driving motors or combination, speed changer realizes any one motor power transmission output
Or two motor powers are driven output simultaneously, i.e., one, two, three, four keep off, a second gear combines, one or four gears combine, two or three gears combine,
Three or four gear groups amount to eight kinds of mode power outputs, are in more operating conditions to adapt to vehicle, and lead in various pattern switchings
Control is crossed, since two input shafts respectively correspond independent transmission shaft, makes the power of transmitting without switching gear is interrupted, realizes
Similar DCT automatic transmission shift effect；The rotational speed difference for controlling driving motor revolving speed adjustment engaging sleeve position to be put into gear simultaneously, is realized
No rotational speed difference is put into gear or small rotational speed difference is put into gear, the more cone synchronizers or single cone relative to the automobile-used DCT automatic transmission configuration of tradition
Synchronizer, the present invention are reduced to engaging sleeve, make structure simpler reliable；To sum up, Dual-motors Driving, monotropic speed are used
Case transmits power, and power failure-free transmission, system effectiveness height, power performance are good when driving wheels travel.
Detailed description of the invention
Fig. 1 is the structure schematic diagram of specific embodiments of the present invention；
Fig. 2 is that the A-A of Fig. 1 cuts open structural schematic diagram；
Title corresponding to serial number is as follows in figure:
First shell 1, second shell 2, drive end bearing bracket 3, rear end cap 4, installation cavity 5, the first input shaft 6, the second input shaft
7, third transmission gear 8, the first master gear 9, indent axle center hole 10, output shaft 11, the second master gear 12, third master gear 13,
4th master gear 14, the first synchronizer 15, the second synchronizer 16, the first transmission shaft 17, second driving shaft 18, constant mesh gear
19, third intermediate gear 20, the 4th intermediate gear 21, the first intermediate gear 22, the second intermediate gear 23, output flange 24, lock
Tight nut 25, output bearing 26, Rear oil seal 27, input shaft bearing 28, Front oil seal 29.
Specific embodiment
A kind of new energy pure electric automobile speed changer, is shown in Fig. 1, Fig. 2: it includes gearbox body, and gearbox body includes first
Shell 1, second shell 2, drive end bearing bracket 3, rear end cap 4, the drive end bearing bracket after first shell 1, second shell 2 combine are equipped with drive end bearing bracket 3,
Rear end cap after first shell 1, second shell 2 combine is equipped with rear end cap 4, first shell 1, second shell 2, drive end bearing bracket 3, rear end
Lid 4 is formed with installation cavity 5 after assembling, the first input shaft 6 of evagination, the male end of the first input shaft 6 are provided on drive end bearing bracket 3
It is circumscribed with the first driving motor, the central axle portion of the first input shaft 6 is divided into sky, and the second input shaft 7 is arranged in first by bearing
The central axis cavity area of input shaft 6, the both ends of the second input shaft 7 externally protrude out in the both ends of the surface of the first input shaft 6 respectively, and first is defeated
Enter the exterior ring cap for being located at installation cavity 5 of axis 6 equipped with third transmission gear 8, the second input shaft 7 be located at installation cavity 5 after
Hold exterior ring cap that the first master gear 9 is housed, the back-end central of the second input shaft 7 is provided with indent axle center hole 10, before output shaft 11
End is arranged in indent axle center hole 10 by coaxial bearing, and the rear end of output shaft 11 is arranged through rear end cap 4, the position of output shaft 11
Pass through bearing holder (housing, cover) respectively in the part of installation cavity 5 and second master gear 12, third master gear 13, the 4th master gear 14 are housed, it is defeated
The front end portion corresponding to the second master gear 12 of shaft 11 is set with the first synchronizer 15, and the first synchronizer 15 is main along first
It is axially moved between gear 9, the second master gear 12, it is main that the both ends of the surface of the first synchronizer 15 are respectively facing the first master gear 9, second
The respective engagement gear ring of gear 12 arranges, the part suit between the third master gear 13 of output shaft 11, the 4th master gear 14
There is the second synchronizer 16, the second synchronizer 16 is axially moved along stating between third master gear 13, the 4th master gear 14, and second is same
The both ends of the surface of step device 16 are respectively facing the respective engagement gear ring arrangement of third master gear 13, the 4th master gear 14, install cavity 3
There also is provided the first transmission shaft 17, second driving shaft 18, the first transmission shaft 17 be separately installed with from front to back constant mesh gear 19,
Third intermediate gear 20, the 4th intermediate gear 21, the third transmission gear 8 of the engagement connection corresponding position of constant mesh gear 19, the
The third master gear 13 of three intermediate gears 20 engagement connection corresponding position, the of the 4th intermediate gear 21 engagement connection corresponding position
Four master gears 14, second driving shaft 18 are separately installed with the first intermediate gear 22, the second intermediate gear 23 from front to back, in first
Between the engagement connection corresponding position of gear 22 the first master gear 9, the second of the second intermediate gear 22 engagement connection corresponding position be main
Gear 12.
First master gear 9, the second master gear 12, third master gear 13, the 4th master gear 14 pass through corresponding synchronizer institute
The transmission ratio of the output shaft 10 of transmission is different, and gear a speed change, second gear parameter of output shaft is operated alone in the second driving motor,
Three gear speed changes, four-speed gear shift of output shaft are operated alone in first driving motor；
First master gear 9, third transmission gear 8, third intermediate gear 20 are specifically reduced to corresponding gear ring structure, it is ensured that
Infrastructure cost is low；
The part for externally protruding out in rear end cap of output shaft 10 is fixed with output flange 24, output flange 24 axially through locking
Nut 25 is fastenedly connected；
The rear end of output shaft 10 run through the corresponding location hole of second shell 2 after, through the location hole of rear end cap 4, output shaft
The position of 10 location hole corresponding to second shell 2 is set with output bearing 26, and output shaft 10 corresponds to the rear end of rear end cap 4
Face position is set with Rear oil seal 27；
The front end of first input shaft 7 run through the corresponding location hole of first shell 1 after, through the location hole of drive end bearing bracket 3, first
The position of the location hole corresponding to first shell 1 of input shaft 7 is set with input shaft bearing 28, before the corresponding to of the first input shaft 7
The position of end cap 3 is set with Front oil seal 29；
The location arrangements on output shaft 10, the first transmission shaft 17, second driving shaft 18 three vertex triangular in shape, first passes
Moving axis 17 is located at arrangement, second driving shaft 18 in the obliquely downward cavity of output shaft 10 and is located at cloth in the oblique upper cavity of output shaft 10
It sets, the first transmission shaft 17, second driving shaft 18 are located at the ipsilateral arrangement of output shaft 10, ensure that total is small in size；
The both ends of first transmission shaft 17 pass through bearing respectively and are supported on first shell 1, the transmission of the correspondence first of second shell 2
Axis location hole, front cover lid 3, rear end cap 4 each extend over lid and load face domain corresponding to corresponding first transmission shaft location hole；
The both ends of second driving shaft 18 pass through bearing respectively and are supported on first shell 1, corresponding second biography of second shell 2
In moving axis location and installation annular groove；
First shell 1, the axial end face of second shell 2 are affixed by flange face bolt, and drive end bearing bracket 3 is installed in first shell
1 front end corresponding position, rear end cap 4 are installed in the rear end corresponding position of second shell 2.
Gearshift is not belonging to the protection scope of this technology, therefore is not described in detail.
Each mode transmission principle is as follows:
Mode one: one is kept off
Second driving motor → the second input shaft → the first master gear → first engaging sleeve → output shaft.
Mode two: second gear
In second driving motor → the second input shaft → the first master gear → first center tooth → second driving shaft → the second
Raker tooth → the second master gear → first engaging sleeve → output shaft
Mode three: three is kept off
First driving motor → the first input shaft → third transmission gear → constant mesh gear → third intermediate gear → the
Three master gears → the second engaging sleeve → output shaft.
Mode four: four is kept off
First driving motor → the first input shaft → third transmission gear → four intermediate gear → the of constant mesh gear → the
Four master gears → the second engaging sleeve → output shaft.
The combination gear of mode five: one three
First driving motor driving, three gear, while one gear of the second driving motor driving, couple revolving speed by control bi-motor,
Double dynamical output is realized when the larger climbing of vehicle.
The combination gear of mode six: one four
Second driving motor driving, one gear, while four gear of the second driving motor driving；Revolving speed is coupled by control bi-motor,
Realize four gear auxiliary, one gear output power.
The combination gear of mode seven: two three
Second driving motor drives second gear, while three gear of the first driving motor driving；Revolving speed is coupled by control bi-motor,
Realize three gear auxiliary second gear output powers.
The combination gear of mode eight: two four
Second driving motor drives second gear, while four gear of the first driving motor driving, couples revolving speed by control bi-motor,
Realize four gear auxiliary, three gear output power.
First input shaft, the second input shaft are coaxially arranged, only need a gearbox,
By powershift between two driving motors or combination, speed changer realizes any one motor power transmission output
Or two motor powers are driven output simultaneously, i.e., one, two, three, four keep off, a second gear combines, one or four gears combine, two or three gears combine,
Three or four gear groups amount to eight kinds of mode power outputs, are in more operating conditions to adapt to vehicle, and lead in various pattern switchings
Control is crossed, since two input shafts respectively correspond independent transmission shaft, makes the power of transmitting without switching gear is interrupted, realizes
Similar DCT automatic transmission shift effect；The rotational speed difference for controlling driving motor revolving speed adjustment engaging sleeve position to be put into gear simultaneously, is realized
No rotational speed difference is put into gear or small rotational speed difference is put into gear, the more cone synchronizers or single cone relative to the automobile-used DCT automatic transmission configuration of tradition
Synchronizer, the present invention are reduced to engaging sleeve, make structure simpler reliable；To sum up, Dual-motors Driving, monotropic speed are used
Case transmits power, and power failure-free transmission, system effectiveness height, power performance are good when driving wheels travel.
Specific embodiments of the present invention are described in detail above, but content is only the preferable implementation of the invention
Example, should not be considered as limiting the invention the practical range of creation.It is all to become according to equalization made by the invention application range
Change and improve etc., it shall still fall within the scope of this patent.
Claims (10)
1. a kind of new energy pure electric automobile speed changer, it is characterised in that: it includes gearbox body, and the gearbox body includes the
One shell, second shell, drive end bearing bracket, rear end cap, the drive end bearing bracket after the first shell, second shell combination are equipped with the front end
Lid, the rear end cap after the first shell, second shell combination are equipped with rear end cap, the first shell, second shell, front end
It is formed with installation cavity after lid, rear end cap assembling, the first input shaft of evagination, first input are provided on the drive end bearing bracket
The male end of axis is circumscribed with the first driving motor, and the central axle portion of first input shaft is divided into sky, and the second input shaft passes through axis
The central axis cavity area for being arranged in first input shaft is held, the both ends of second input shaft externally protrude out in described first respectively
The exterior ring cap for being located at the installation cavity of the both ends of the surface of input shaft, first input shaft is equipped with third transmission gear, described
The rear end exterior ring cap for being located at the installation cavity of second input shaft is equipped with the first master gear, in the rear end of second input shaft
The heart is provided with indent axle center hole, and the front end of output shaft is arranged in the indent axle center hole by coaxial bearing, the output shaft
Rear end through the rear end cap arrange, the output shaft be located at it is described installation cavity part be equipped with respectively by bearing holder (housing, cover)
The front end portion corresponding to second master gear of second master gear, third master gear, the 4th master gear, the output shaft covers
Equipped with the first synchronizer, first synchronizer is axially moved along between the first master gear, the second master gear, and described first is same
The both ends of the surface of step device are respectively facing the respective engagement gear ring arrangement of first master gear, the second master gear, the output shaft
The third master gear, the part between the 4th master gear be set with the second synchronizer, second synchronizer is along stating
Be axially moved between three master gears, the 4th master gear, the both ends of the surface of second synchronizer be respectively facing the third master gear,
The respective engagement gear ring of 4th master gear arranges that the installation cavity there also is provided the first transmission shaft, second driving shaft, described
First transmission shaft is separately installed with constant mesh gear, third intermediate gear, the 4th intermediate gear, the normal engaging tooth from front to back
The third transmission gear of wheel engagement connection corresponding position, the main tooth of third of the third intermediate gear engagement connection corresponding position
Wheel, the 4th master gear of the 4th intermediate gear engagement connection corresponding position, the second driving shaft are pacified respectively from front to back
Equipped with the first intermediate gear, the second intermediate gear, the first master gear of the first intermediate gear engagement connection corresponding position, institute
State the second master gear of the second intermediate gear engagement connection corresponding position.
2. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: first master gear,
The mutual not phase of the transmission ratio for the output shaft that second master gear, third master gear, the 4th master gear are driven by corresponding synchronizer
Together, gear a speed change, second gear parameter of output shaft is operated alone in second driving motor, and first driving motor is operated alone
Three gear speed changes, four-speed gear shift of output shaft.
3. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: first master gear,
Third transmission gear, third intermediate gear are specially corresponding gear ring structure.
4. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: the evagination of the output shaft
It is fixed with output flange in the part of the rear end cap, the output flange is fastenedly connected axially through locking nut.
5. a kind of new energy pure electric automobile speed changer as claimed in claim 4, it is characterised in that: the rear end of the output shaft
After the corresponding location hole of second shell, through the location hole of rear end cap, the output shaft corresponds to the second shell
The position of location hole be set with output bearing, oil after the rear end face position that the output shaft corresponds to the rear end cap is set with
Envelope.
6. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: first input shaft
Front end run through the corresponding location hole of first shell after, through the location hole of drive end bearing bracket, corresponding to for first input shaft is described
The position of the location hole of first shell is set with input shaft bearing, and the position corresponding to the drive end bearing bracket of first input shaft covers
Equipped with Front oil seal.
7. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: the output shaft, first
The location arrangements on transmission shaft, second driving shaft three vertex triangular in shape, first transmission shaft are located at output shaft obliquely downward
Arrangement in square cavity, the second driving shaft, which is located in the oblique upper cavity of the output shaft, to be arranged, first transmission shaft, the
Two transmission shafts are located at the ipsilateral arrangement of the output shaft.
8. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: first transmission shaft
Both ends pass through bearing respectively and are supported on first shell, the correspondence of second shell the first transmission shaft location hole, the front cover lid, rear end
Lid each extends over lid and loads face domain corresponding to corresponding first transmission shaft location hole.
9. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: the second driving shaft
Both ends pass through bearing respectively and are supported in the corresponding second driving shaft location and installation annular groove of the first shell, second shell.
10. a kind of new energy pure electric automobile speed changer as described in claim 1, it is characterised in that: the first shell, the
The axial end face of two shells is affixed by flange face bolt, and the front end that the drive end bearing bracket is installed in the first shell corresponds to position
It sets, the rear end cap is installed in the rear end corresponding position of the second shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483872.2A CN109372957A (en) | 2018-12-05 | 2018-12-05 | A kind of new energy pure electric automobile speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483872.2A CN109372957A (en) | 2018-12-05 | 2018-12-05 | A kind of new energy pure electric automobile speed changer |
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| Publication Number | Publication Date |
|---|---|
| CN109372957A true CN109372957A (en) | 2019-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811483872.2A Pending CN109372957A (en) | 2018-12-05 | 2018-12-05 | A kind of new energy pure electric automobile speed changer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112360934A (en) * | 2020-12-02 | 2021-02-12 | 苏州绿控传动科技股份有限公司 | Commercial transmission of new forms of energy electricelectric motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360934A (en) * | 2020-12-02 | 2021-02-12 | 苏州绿控传动科技股份有限公司 | Commercial transmission of new forms of energy electricelectric motor |
| CN112360934B (en) * | 2020-12-02 | 2024-05-28 | 苏州绿控传动科技股份有限公司 | New energy pure electric commercial transmission |
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