CN103511560A - Mechanical automatic speed changing box of electric motor coach - Google Patents

Mechanical automatic speed changing box of electric motor coach Download PDF

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Publication number
CN103511560A
CN103511560A CN201310463555.5A CN201310463555A CN103511560A CN 103511560 A CN103511560 A CN 103511560A CN 201310463555 A CN201310463555 A CN 201310463555A CN 103511560 A CN103511560 A CN 103511560A
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CN
China
Prior art keywords
shaft
gear
input
output shaft
toothholder
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
CN201310463555.5A
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Chinese (zh)
Inventor
唐海滨
雷雨龙
王军
孙少华
Original Assignee
唐海滨
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 唐海滨 filed Critical 唐海滨
Priority to CN201310463555.5A priority Critical patent/CN103511560A/en
Publication of CN103511560A publication Critical patent/CN103511560A/en
Pending legal-status Critical Current

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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
    • F16H3/091—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 including a single countershaft
    • F16H3/0915—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 including a single countershaft with coaxial input and output shafts
    • 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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/02—Selector apparatus
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/32—Gear shift yokes, e.g. shift forks
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/32—Gear shift yokes, e.g. shift forks
    • F16H2063/324—Gear shift yokes, e.g. shift forks characterised by slide shoes, or similar means to transfer shift force to sleeve

Abstract

The invention relates to a mechanical automatic speed changing box of an electric motor coach. The mechanical automatic speed changing box comprises a gear shifting mechanism, an input shaft, an output shaft, a middle shaft and gears, wherein the output shaft and the middle shaft are arranged in parallel, the input shaft is coaxially arranged on the right side of the output shaft, the input shaft is an input gear shaft, a first meshed sleeve is arranged between the input shaft and the output shaft, the first driven gear, the second driven gear and the third driven gear are sequentially in series connection with the output shaft through a bearing from right to left, a second meshed sleeve is arranged between the second driven gear and the third driven gear, four middle gears are fixedly connected to the middle shaft, the four middle gears are meshed with the three driven gears and one gear of an input gear shaft respectively, and the first meshed sleeve and the second meshed sleeve rare connected with the gear shifting mechanism. Two sets of meshed sleeves are utilized for achieving the aims that the input shaft is directly output, and output in a three-gear-shifting mode, when the output shaft is directly output, starting and reversing can be achieved by controlling the forward rotation and backward rotation of the input motor, usage of a clutch is avoided, the transmission ratio is more reasonable, energy resources are effectively saved, the structure is simple, the maintenance cost is low, and the gear shifting quality is high.

Description

A kind of electric motor coach mechanical automatic speed-changing case
Technical field
The present invention relates to electric automobile gear-box field, be specifically related to a kind of electric motor coach mechanical automatic speed-changing case.
Background technique
Conventional electric passenger vehicle automatic transmission case is to adopt clutch to realize power interruption, pneumatic or the power gear shifting that surges, synchronizer is realized gear and is connected, and only possesses the velocity ratio design of two gears or three gears, its complex structure, working life is short, maintenance cost is high, and shift quality is poor, because gear is few, Vehicle Driving Cycle energy consumption is higher, and drive motor is short working life.
Summary of the invention
The complex structure that adopts the gearshift of clutch engagement synchronizer to bring for solving prior art microbus automatic transmission case, shift quality is low, and gear brings the defect that energy consumption is high less, the invention provides a kind of omission and reverse gear and clutch, the more rational four gear gearing automatic transmission case of simple in structure, velocity ratio design.
For reaching above object, the technological scheme that the present invention takes is:
A kind of electric motor coach mechanical automatic speed-changing case, comprise gearshift, input shaft, output shaft, jack shaft and gear, described output shaft and jack shaft be arranged in parallel, described input shaft is coaxially arranged at the right side of output shaft, described input shaft is input gear axle, between described input shaft and output shaft, be provided with the first engaging sleeve, on described output shaft, right-to-left is serially connected with first through bearing successively, two, three driven gears, second, between three driven gears, be provided with the second engaging sleeve, on described jack shaft, be fixedly connected with and four intermediate gears that are meshed with the gear of three driven gears and an input gear axle respectively, described first, two engaging sleeves are connected with gearshift.
Further, the end of described output shaft and input gear axle abutting end is provided with axle toothholder, the internal spline engagement of described axle toothholder and the first engaging sleeve, the end face that described the first driven gear is relative with input gear shaftgear is equipped with end face toothholder, engagement and engagement not when described both ends of the surface toothholder is different from the first engaging sleeve; Axis body between described the second driven gear and the 3rd driven gear is provided with axle toothholder, the internal spline engagement of described axle toothholder and the second engaging sleeve, on the relative end face of described second and third driven gear, be equipped with end face toothholder, engagement and engagement not when described both ends of the surface toothholder is different from the second engaging sleeve.
Further, described gearshift is connected with shifting shaft, and described shifting shaft is connected with engaging sleeve through shift fork.
Further again, described gearshift is automatically controlled gearshift.
Take after above technological scheme, beneficial effect of the present invention is:
Automatic transmission case takes input gear axle as input, utilize two groups of engaging sleeves to realize input shaft directly output and three grades of gearshift outputs, when directly exporting, output shaft can realize by the clockwise and anticlockwise of control inputs motor starting and reversing, avoided use clutch, velocity ratio is more reasonable, and effectively energy saving, simple in structure, maintenance cost is low, and shift quality is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: automatically controlled gearshift 1, the first shifting shaft 21, the second shifting shafts 22, the first shift fork 31, the second shift fork 32, the first driven gears 41, the second driven gear 42, the three driven gears 43, input gear axle 5, output shaft 6, jack shaft 7, the first intermediate gears 81, the second intermediate gear 82, the three intermediate gear 83, the four intermediate gears 84, the first engaging sleeve 91, the second engaging sleeves 92.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
As shown in the figure, a kind of electric motor coach mechanical automatic speed-changing case comprises automatically controlled gearshift 1, the first shifting shaft 21, the second shifting shaft 22, the first shift fork 31, the second shift fork 32, the first driven gear 41, the second driven gear 42, the 3rd driven gear 43, input gear axle 5, output shaft 6, jack shaft 7, the first intermediate gear 81, the second intermediate gear 82, the 3rd intermediate gear 83, the 4th intermediate gear 84, the first engaging sleeve 91 and the second engaging sleeve 92.Described input gear axle 5 is coaxially arranged at the right side of output shaft 6, described output shaft is freely connected with the first driven gear 41, the second driven gear 42 and the 3rd driven gear 43 through bearing left successively, jack shaft 7 is set in parallel in the below of input gear axle 5 and output shaft 6, be fixedly connected sequentially the 4th intermediate gear 84, the first intermediate gear 81, the second intermediate gear 82 and the 3rd intermediate gear 83 of right-to-left on jack shaft; Input gear axle 5 is connected with input motor, the 4th intermediate gear 84 engagements on input gear on described input gear axle 6 and jack shaft 7, the first intermediate gear 81 and the first driven gear 41 engagements, the second intermediate gear 82 and the second driven gear 42 engagements, the 3rd intermediate gear 83 and the 3rd driven gear 43 engagements; 5, described output shaft 6 and input gear axle are provided with the first engaging sleeve 91, the axle head that output shaft 6 is adjacent with input gear between centers 5 is respectively equipped with the toothholder with the first engaging sleeve 91 internal spline engagements, and the first driven gear 41 inner sides are provided with the toothholder matching with the first engaging sleeve 91 external spliness; On described output shaft 3, the second driven gear 42 and the axis body of 43 of the 3rd driven gears are provided with the second engaging sleeve 92 internal splines to the toothholder coordinating, and the second driven gear 42 and the 3rd driven gear 43 inner sides are provided with the toothholder matching with the second engaging sleeve 92 external spliness.Described the first engaging sleeve 91 is fixedly connected with second shift fork 32 one end with the first shift fork 31 respectively with the second engaging sleeve 92, separately being fixedly connected with the second shifting shaft 22 with one end the first shifting shaft 21 respectively of described the first shift fork 31 and the second shift fork 32, described the first shifting shaft 21 is connected with automatically controlled gearshift 1 with the second shifting shaft 22.
The working procedure of gearbox is: when the first shifting shaft 21 and the second shifting shaft 22 are during all in neutral gear position, the first engaging sleeve 91 is positioned at output shaft 6 and input gear axle 5, with output shaft 6 in engagement and with input gear axle 5 in separated state, input gear axle 5 rotates, by meshing the 4th intermediate gear 84, drive jack shaft 7 to rotate, dally on output shaft 6 with the driven gear of each intermediate gear engagement on jack shaft, motor is not exported; When the first shifting shaft 21 slides while putting into gear to the right, the first shift fork 31 drives the first engaging sleeve 91 to move to right, the first engaging sleeve 91 meshes with toothholder and the toothholder on input gear axle 5 of output shaft 6 axle heads simultaneously, input gear axle 5 drives output shaft 6 directly to export, and now can be realized and is advanced or move backward by the clockwise and anticlockwise of control inputs motor; When the first shifting shaft 21 is put into gear to the left, the first shift fork 31 drives the first engaging sleeve 91 to move to left, the first engaging sleeve 91 meshes with the toothholder of output shaft 6 axle heads and the toothholder of the first driven gear 41 inner sides simultaneously simultaneously, make output shaft 6 and the first driven gear 41 interlocks, input gear axle 5 drives jack shaft 7 to rotate by engagement the 4th intermediate gear 84, first intermediate gear 81 engagement the first driven gear 41 transmissions on jack shaft, the first driven gear 41 and output shaft 6 interlock outputs;
In like manner, when the first shifting shaft 21 is when the first shift fork 31 is got back to neutral gear position, the first shifting shaft 22, when the second shift fork 32 drives the second engaging sleeve 92 to shift gears to the left or to the right, can be realized the output of other two gears.

Claims (4)

1. an electric motor coach mechanical automatic speed-changing case, comprise gearshift, input shaft, output shaft, jack shaft and gear, described output shaft and jack shaft be arranged in parallel, described input shaft is coaxially arranged at the right side of output shaft, it is characterized in that, described input shaft is input gear axle, between described input shaft and output shaft, be provided with the first engaging sleeve, on described output shaft, right-to-left is serially connected with first through bearing successively, two, three driven gears, second, between three driven gears, be provided with the second engaging sleeve, on described jack shaft, be fixedly connected with and four intermediate gears that are meshed with the gear of three driven gears and an input gear axle respectively, described first, two engaging sleeves are connected with gearshift.
2. according to a kind of electric motor coach mechanical automatic speed-changing case shown in claim 1, it is characterized in that, the end of described output shaft and input gear axle abutting end is provided with axle toothholder, the internal spline engagement of described axle toothholder and the first engaging sleeve, the end face that described the first driven gear is relative with input gear shaftgear is equipped with end face toothholder, engagement and engagement not when described both ends of the surface toothholder is different from the first engaging sleeve; Axis body between described the second driven gear and the 3rd driven gear is provided with axle toothholder, the internal spline engagement of described axle toothholder and the second engaging sleeve, on the relative end face of described second and third driven gear, be equipped with end face toothholder, engagement and engagement not when described both ends of the surface toothholder is different from the second engaging sleeve.
3. a kind of electric motor coach mechanical automatic speed-changing case according to claim 1, is characterized in that, described gearshift is connected with shifting shaft, and described shifting shaft is connected with engaging sleeve through shift fork.
4. according to a kind of electric motor coach mechanical automatic speed-changing case described in claim 1 or 3, it is characterized in that, described gearshift is automatically controlled gearshift.
CN201310463555.5A 2013-10-09 2013-10-09 Mechanical automatic speed changing box of electric motor coach Pending CN103511560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310463555.5A CN103511560A (en) 2013-10-09 2013-10-09 Mechanical automatic speed changing box of electric motor coach

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310463555.5A CN103511560A (en) 2013-10-09 2013-10-09 Mechanical automatic speed changing box of electric motor coach

Publications (1)

Publication Number Publication Date
CN103511560A true CN103511560A (en) 2014-01-15

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104088997A (en) * 2014-06-17 2014-10-08 浙江万里扬变速器股份有限公司 Electric control auxiliary gearbox
CN104315140A (en) * 2014-09-28 2015-01-28 唐海滨 Speed changing box of motor-driven gear shifting mechanism
CN104315141A (en) * 2014-09-28 2015-01-28 唐海滨 Gearbox for motor-driven gear shift mechanism
CN104329453A (en) * 2014-09-28 2015-02-04 唐海滨 Hybrid power transmission system
CN104329452A (en) * 2014-09-28 2015-02-04 唐海滨 Hybrid power speed change system
CN110107657A (en) * 2019-06-05 2019-08-09 吉林大学 A kind of amphibious reduction gearbox of double clutches

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01112054U (en) * 1988-01-22 1989-07-27
CN201588924U (en) * 2009-12-28 2010-09-22 重庆川渝精工机械配件开发有限公司 Overspeed sub-transmission assembly
CN202251740U (en) * 2011-09-15 2012-05-30 杭州前进齿轮箱集团股份有限公司 Four-gear hybrid low-noise speed changer for passenger car
CN102518788A (en) * 2012-01-06 2012-06-27 吉林大学 Electronic control hydraulic drive mechanical type automatic gear shift system
CN102818015A (en) * 2012-09-11 2012-12-12 唐海滨 Electric motor coach mechanical automatic transmission gear shift mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01112054U (en) * 1988-01-22 1989-07-27
CN201588924U (en) * 2009-12-28 2010-09-22 重庆川渝精工机械配件开发有限公司 Overspeed sub-transmission assembly
CN202251740U (en) * 2011-09-15 2012-05-30 杭州前进齿轮箱集团股份有限公司 Four-gear hybrid low-noise speed changer for passenger car
CN102518788A (en) * 2012-01-06 2012-06-27 吉林大学 Electronic control hydraulic drive mechanical type automatic gear shift system
CN102818015A (en) * 2012-09-11 2012-12-12 唐海滨 Electric motor coach mechanical automatic transmission gear shift mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104088997A (en) * 2014-06-17 2014-10-08 浙江万里扬变速器股份有限公司 Electric control auxiliary gearbox
CN104315140A (en) * 2014-09-28 2015-01-28 唐海滨 Speed changing box of motor-driven gear shifting mechanism
CN104315141A (en) * 2014-09-28 2015-01-28 唐海滨 Gearbox for motor-driven gear shift mechanism
CN104329453A (en) * 2014-09-28 2015-02-04 唐海滨 Hybrid power transmission system
CN104329452A (en) * 2014-09-28 2015-02-04 唐海滨 Hybrid power speed change system
CN110107657A (en) * 2019-06-05 2019-08-09 吉林大学 A kind of amphibious reduction gearbox of double clutches

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Application publication date: 20140115