CN108167433A - A kind of tractor folk art term position can switch power output device in real time - Google Patents
A kind of tractor folk art term position can switch power output device in real time Download PDFInfo
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- CN108167433A CN108167433A CN201711420435.1A CN201711420435A CN108167433A CN 108167433 A CN108167433 A CN 108167433A CN 201711420435 A CN201711420435 A CN 201711420435A CN 108167433 A CN108167433 A CN 108167433A
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- Prior art keywords
- grade
- driven gear
- low
- engaging sleeve
- grade driven
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Classifications
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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
- 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
- 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
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/326—Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
-
- 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
- F16H2063/321—Gear shift yokes, e.g. shift forks characterised by the interface between fork body and shift rod, e.g. fixing means, bushes, cams or pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a kind of tractor folk art term positions can switch power output device in real time, including：Polished rod, high-grade driven gear, low-grade driven gear, shift motor, spline housing, rack, selector fork, engagement toothholder, engaging sleeve, high-grade driving gear and low-grade driving gear.It is of the invention to realize the switching of double gears compared with existing tractor dynamic power output device, more adapt to current complicated operating environment.
Description
Technical field
It can switch in real time the present invention relates to intelligent agriculture equipment technology field more particularly to a kind of tractor folk art term position dynamic
Power output device.
Background technology
Tractor is dynamic power machine important in agricultural production, it can form tractor implement combination with agricultural machinery and implement and complete
Farm work, moreover it is possible to which drawbar trailer completes hauling operation, therefore tractor is to implement the indispensable carrier of precision agriculture.20
Since century the eighties, due to sensing technology, computer and Vehicular system continuously improve and it is perfect, with microelectric technique and
Control Technique of Microcomputer is the electromechanical integration technology of core, and the technologies such as machinery, hydraulic pressure, electronics, information and control are organically tied
Altogether, road is opened for application and development of the intellectualized technology on tractor, promotes tractor implement combination to intelligence
Change direction to develop.
Tendency of Agricultural Machinery in China intelligent level falls behind relatively at present, and it is impossible to meet build society for Machinery Automation level
The requirement of meeting doctrine novel agricultural, therefore Development of Agricultural Mechanization and its automation are the fundamental requirements of Development of Novel agricultural, are
Realize the fundamental driving force of agricultural modernization.With structure of agricultural production strategical adjustment and the development of rural economy, the mode of production is
Demand of the peasant to mechanization of agriculture and Machinery Automation that change is strong, this can not only reduce labor intensity, heavier
Want be can be cost-effective, improve efficiency, increase income.Although the research and development of domestic tractor dynamic power output device takes
Certain achievement was obtained, but still there is a big difference compared with developed countries.In terms of producing with practical application, domestic tractor dynamic power
Output system accounts for the leading stage still in semi-automation, and the research work of mechanical, electrical, liquid integrated technology is also in a step
Section is still within exploitation and experimental stage applied to the electronic control technology in power output.Realize intelligent power output, this is to me
State's future horticultural tractor multifunction development has a very big significance.
Invention content
Technical problems based on background technology, the present invention proposes a kind of tractor folk art term position can switch power in real time
Output device.
A kind of tractor folk art term position proposed by the present invention can switch power output device in real time, including：Polished rod, top grade are driven
Gear, low-grade driven gear, shift motor, spline housing, rack, selector fork, engagement toothholder, engaging sleeve, high-grade driving gear
With low-grade driving gear；
High-grade driven gear, engagement toothholder and low-grade driven gear are sequentially sleeved on polished rod, polished rod and high-grade driven tooth
Wheel and low-grade driven gear are smoothly connected, with engaging toothholder engagement；
High-grade driven gear and low-grade driven gear are equipped with side spline, and high-grade driven tooth close to the side of engagement toothholder
Side spline on wheel and low-grade driven gear is with engaging toothholder coaxial arrangement, and matched with engaging sleeve；Engaging sleeve, which is set in, to be nibbled
It closes on toothholder, and is slided on engagement toothholder；
Engaging sleeve is located proximate in the state of high-grade driven gear, with the side spline of high-grade driven gear and engaging toothholder
Engagement connection；Engaging sleeve is located proximate in the state of low-grade driven gear, with the side spline of low-grade driven gear and engaging
Toothholder engages connection；Engaging sleeve is located in the state of the centre position of high-grade driven gear and low-grade driven gear, with height
The side spline of the side spline of shelves driven gear and low-grade driven gear is detached from；
High-grade driven gear and low-grade driven gear engage respectively with high-grade driving gear and low-grade driving gear, and top grade is main
Moving gear and low-grade driving gear are coaxially disposed by connecting rod, and, connecting rod respectively with high-grade driving gear and low grade driving gear
Engagement connection；
For connecting rod for connecting movement input device, polished rod is used for movement output；
Rack is slidably installed, and sliding trace is parallel to polished rod axis direction；The periphery of engaging sleeve is equipped with perpendicular to its axis
Annular groove is inserted into the annular groove of line, one end of selector fork, and the other end is connect with rack；Spline housing and shift motor it is defeated
Go out axis connection, rack is engaged with spline housing, and shift motor is used to drive spline housing past in the plane where rack sliding trace
It is multiple to rotate and slidably reciprocate with carry-over bar；Rack drives engaging sleeve to switch between three kinds of location status by selector fork.
Preferably, connecting rod is located at for connecting one end of movement input device with polished rod for connecting one end of external equipment
Engage the opposite both sides of toothholder.
Preferably, one end of selector fork connection engaging sleeve is the matched loop configuration of annular groove with engaging sleeve periphery
Or arcuate structure.
Preferably, integrated control case is further included, integrated control case connects shift motor, is preset with and changes in integrated control case
The corresponding three kinds of rotational angles of motor are kept off, three kinds of rotational angles are engaged three kinds of location status of set respectively；Integrated control case
Button H, button N and button L are equipped with, integrated control case is used to control shift motor rotation will according to the switching signal of button H
Engaging sleeve is switched to close to the position of high-grade driven gear, for controlling shift motor rotation will according to the switching signal of button N
Engaging sleeve is switched to centre position, is leaned on for shift motor rotation being controlled to be switched to engaging sleeve according to the switching signal of button L
The position of nearly low grade driven gear.
Preferably, engaging sleeve is equipped with the groove for fluid flowing.
Preferably, the gear ratio of high-grade driving gear and high-grade driven gear is 20:41, low-grade driving gear with it is low-grade from
The gear ratio of moving gear is 13:48.
It is of the invention to realize the switching of double gears compared with existing tractor dynamic power output device, it more adapts to work as
The operating environment of preceding complexity.Power output is controllable in real time, and driver can be easy to operate and safety quick by button control.Separately
Outside, double gear adjustable speed output mechanisms are configured with so that tractor realizes multistage operation, improves operating efficiency, reduces operation
Cost.
Description of the drawings
Fig. 1 can switch power output device schematic diagram in real time for tractor folk art term position；
Specific embodiment
With reference to Fig. 1, tractor folk art term position proposed by the present invention can switch power output device in real time and include：Polished rod, top grade
Driven gear 11, shift motor 13, spline housing 14, rack 15, selector fork 16, engagement toothholder 17, is nibbled low-grade driven gear 12
Trap 18, high-grade driving gear 71, low-grade driving gear 72 and integrated control cabinet.
High-grade driven gear 11, engagement toothholder 17 and low-grade driven gear 12 are sequentially sleeved on polished rod, polished rod and top grade
Driven gear 11 and low-grade driven gear 12 are smoothly connected, and are connected with engaging the engagement of toothholder 17.In this way, high-grade driven gear 11
Rotation with low-grade driven gear 12 is isolated with polished rod, and polished rod only follows engagement toothholder 17 to rotate.
High-grade driven gear 11 and low-grade driven gear 12 are equipped with side spline, and high-grade close to the side of engagement toothholder 17
Side spline on driven gear 11 and low-grade driven gear 12 is coaxially disposed, and matched with engaging sleeve 18 with engaging toothholder 17.
Engaging sleeve 18 is set on engagement toothholder 17, and is slided on engagement toothholder 17.
Engaging sleeve 18 is located proximate in the state of high-grade driven gear 11, with the side spline of high-grade driven gear 11 and nibbling
It closes toothholder 17 and engages connection；At this point, high-grade driven gear 11 drives engagement toothholder 17 to rotate by engaging sleeve 18, toothholder is engaged
17 connect disconnection with the engagement of low-grade driven gear 12, so as to engagement toothholder 17 and 12 motion isolation of low-grade driven gear.Engagement
Set 18 is located proximate in the state of low-grade driven gear 12, with the side spline of low-grade driven gear 12 and engaging toothholder 17 and nibbling
Close connection；At this point, low-grade driven gear 12 drives engagement toothholder 17 to rotate by engaging sleeve 18, engage toothholder 17 and top grade is driven
The engagement connection of gear 11 disconnects, so as to engagement toothholder 17 and 11 motion isolation of high-grade driven gear.Engaging sleeve 18 is located at top grade
In the state of the centre position of driven gear 11 and low-grade driven gear 12, side spline and low grade with high-grade driven gear 11
The side spline of driven gear 12 is detached from, and high-grade driven gear 11 and low-grade driven gear 12 cannot drive 17 turns of toothholder of engagement
It is dynamic.In present embodiment, engaging sleeve 18 is equipped with the groove for fluid flowing, so as to the maintenance that oils.
High-grade driven gear 11 and low-grade driven gear 12 are nibbled respectively with high-grade driving gear 71 and low-grade driving gear 72
Close, high-grade driving gear 71 and low-grade driving gear 72 are coaxially disposed by connecting rod, and, connecting rod respectively with high-grade driving gear 71
It engages and connects with low-grade driving gear 72.In this way, under link rotatable state, high-grade driving gear 71 and low-grade driving gear 72 are equal
It rotates, so as to which high-grade driven gear 11 and low-grade driven gear 12 are respectively in high-grade driving gear 71 and low-grade driving gear 72
It is rotated by.At this point, when engaging sleeve 18 is slided into close to the position of high-grade driven gear 11, then the rotation of connecting rod passes through top grade
Driving gear 71, high-grade driven gear 11, engaging sleeve 18 and engagement toothholder 17 pass to polished rod；When engaging sleeve 18 slide into it is close
The position of low-grade driven gear 12, the then rotation of connecting rod pass through low-grade driving gear 72, low-grade driven gear 12,18 and of engaging sleeve
Engagement toothholder 17 passes to polished rod；When engaging sleeve 18 slides into centre position, then polished rod does not follow link rotatable, connecting rod idle running.
Rack 15 is slidably installed, and sliding trace is parallel to polished rod axis direction.The periphery of engaging sleeve 18 be equipped with perpendicular to
Annular groove is inserted into the annular groove of its axis, one end of selector fork 16, and the other end is connect with rack 15.In this way, rack 15
Engaging sleeve 18 is pushed to be slided on engagement toothholder 17 by selector fork 16 during slidably reciprocating, to realize 18 3 kinds of engaging sleeve
The switching of location status.Specifically, in present embodiment, one end that selector fork 16 connects engaging sleeve 18 be with outside engaging sleeve 18
The matched loop configuration of annular groove or arcuate structure in week.In this way, it can both ensure that selector fork 16 existed with engaging sleeve 18
Relative position in motion process is stablized, and the rotation of engaging sleeve 18 can be influenced to avoid selector fork 16.
The output axis connection of spline housing 14 and shift motor 13, rack 15 are engaged with spline housing 14, and shift motor 13 is used for
Spline housing 14 is driven reciprocating rotation and to slidably reciprocate in the plane where 15 sliding trace of rack with carry-over bar 15.
In present embodiment, integrated control case connection shift motor 13 is nibbled for shift motor 13 to be controlled to rotate with controlling
The position switching of trap 18, so as to which the output device be controlled to switch between idle running high-grade, low-grade.In present embodiment, collection
It is preset with into control cabinet and is engaged set 18 respectively with 13 corresponding three kinds of rotational angles of shift motor, three kinds of rotational angles
Three kinds of location status.Integrated control case is equipped with button H, button N and button L, and integrated control case is used for the switch according to button H
Signal control shift motor 13 rotates engaging sleeve 18 being switched to realizes that high-grade rotation is defeated close to the position of high-grade driven gear 11
Go out, engaging sleeve 18 be switched to centre position realization neutral gear for shift motor 13 being controlled to rotate according to the switching signal of button N,
Engaging sleeve 18 is switched to close to low-grade driven gear 12 for shift motor 13 being controlled to rotate according to the switching signal of button L
Realize low-grade output in position.
In present embodiment, for connecting rod for connecting movement input device, polished rod is used for movement output.
In present embodiment, one end that connecting rod is used to connect movement input device is used to connect the one of external equipment with polished rod
End is located at the opposite both sides of engagement toothholder 17, causes to influence each other with output to avoid movement input.
In present embodiment, tractor folk art term position can switch power output device and realize high-grade, low-grade and idle running three in real time
Kind state.Specifically, when button H is pressed, shift motor 13 drives the close high-grade driven gear 11 of engaging sleeve 18, then rotary state
Under connecting rod high-grade driven gear 11 is driven to rotate by high-grade driving gear 71, high-grade driven gear 11 passes through 18 band of engaging sleeve
Dynamic engagement toothholder 17 rotates, and engagement toothholder 17 drives polished rod rotation, and polished rod drives external equipment movement to realize high-grade output.
When button L is pressed, shift motor 13 drives the close low-grade driven gear 12 of engaging sleeve 18, then the company under rotary state
Bar drives low-grade driven gear 12 to rotate by low-grade driving gear 72, and low-grade driven gear 12 is driven by engaging sleeve 18 and engaged
Toothholder 17 rotates, and engagement toothholder 17 drives polished rod rotation, and polished rod drives external equipment movement to be exported with low grade.
When button N is pressed, shift motor 13 drives engaging sleeve 18 centrally located, then engaging sleeve 18 and high-grade driven tooth
Wheel 11 and low-grade driven gear 12 detach, and polished rod is exported without rotation, the connecting rod under rotary state drive high-grade driving gear 71,
High-grade driven gear 11, low-grade driving gear 72 and low-grade driven gear 12 dally.
In present embodiment, the gear ratio of high-grade driving gear and high-grade driven gear is 20:41, low-grade driving gear with
The gear ratio of low-grade driven gear is 13:48.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of tractor folk art term position can switch power output device in real time, which is characterized in that including：Polished rod, high-grade driven tooth
Take turns (11), low-grade driven gear (12), shift motor (13), spline housing (14), rack (15), selector fork (16), engaging tooth
Seat (17), engaging sleeve (18), high-grade driving gear (71) and low-grade driving gear (72)；
High-grade driven gear (11), engagement toothholder (17) and low-grade driven gear (12) are sequentially sleeved on polished rod, polished rod and height
Shelves driven gear (11) and low-grade driven gear (12) are smoothly connected, with engaging toothholder (17) engagement；
High-grade driven gear (11) and low-grade driven gear (12) are equipped with side spline, and high close to the side of engagement toothholder (17)
Side spline on shelves driven gear (11) and low-grade driven gear (12) is with engaging toothholder (17) coaxial arrangement, and and engaging sleeve
(18) it matches；Engaging sleeve (18) is set on engagement toothholder (17), and is slided on engagement toothholder (17)；
Engaging sleeve (18) is located proximate in the state of high-grade driven gear (11), with the side spline of high-grade driven gear (11) and
Engage toothholder (17) engagement connection；Engaging sleeve (18) is located proximate in the state of low-grade driven gear (12), with low grade from
Side spline and engagement toothholder (17) the engagement connection of moving gear (12)；Engaging sleeve (18) is positioned at high-grade driven gear (11) and low
In the state of the centre position of shelves driven gear (12), side spline and low-grade driven gear with high-grade driven gear (11)
(12) side spline is detached from；
High-grade driven gear (11) and low-grade driven gear (12) respectively with high-grade driving gear (71) and low grade driving gear
(72) engage, high-grade driving gear (71) and low grade driving gear (72) be coaxially disposed by connecting rod, and, connecting rod respectively with top grade
Driving gear (71) and low-grade driving gear (72) engage connection；
For connecting rod for connecting movement input device, polished rod is used for movement output；
Rack (15) is slidably installed, and sliding trace is parallel to polished rod axis direction；The periphery of engaging sleeve (18) be equipped with perpendicular to
Annular groove is inserted into the annular groove of its axis, one end of selector fork (16), and the other end is connect with rack (15)；Spline housing
(14) with the output axis connection of shift motor (13), rack (15) engages with spline housing (14), and shift motor (13) is for driving
Spline housing (14) reciprocating rotation and slidably reciprocates in the plane where rack (15) sliding trace with carry-over bar (15)；Rack
(15) engaging sleeve (18) is driven to switch between three kinds of location status by selector fork (16).
2. a kind of tractor folk art term position as described in claim 1 can switch power output device in real time, which is characterized in that connecting rod
It is opposite positioned at toothholder (17) is engaged for connecting one end of movement input device and polished rod one end for being used to connect external equipment
Both sides.
3. a kind of tractor folk art term position as described in claim 1 can switch power output device in real time, which is characterized in that gearshift
One end of shift fork (16) connection engaging sleeve (18) is the matched loop configuration of annular groove or arc with engaging sleeve (18) periphery
Shape structure.
4. a kind of tractor folk art term position as described in claim 1 can switch power output device in real time, which is characterized in that also wrap
Integrated control case is included, integrated control case connects shift motor (13), is preset in integrated control case corresponding with shift motor (13)
Three kinds of rotational angles, three kinds of rotational angles are engaged three kinds of location status of set (18) respectively；Integrated control case is equipped with
Button H, button N and button L, integrated control case are used to control shift motor (13) rotation that will nibble according to the switching signal of button H
Trap (18) is switched to close to the position of high-grade driven gear (11), for controlling shift motor according to the switching signal of button N
(13) engaging sleeve (18) is switched to centre position by rotation, for shift motor (13) being controlled to turn according to the switching signal of button L
It is dynamic that engaging sleeve (18) is switched to close to the position of low-grade driven gear (12).
5. a kind of tractor folk art term position as described in claim 1 can switch power output device in real time, which is characterized in that engagement
It covers (18) and is equipped with the groove flowed for fluid.
6. as a kind of tractor folk art term position of Claims 1-4 any one of them can switch power output device, feature in real time
It is, the gear ratio of high-grade driving gear and high-grade driven gear is 20:41, the tooth of low-grade driving gear and low-grade driven gear
Number is than being 13:48.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420435.1A CN108167433A (en) | 2017-12-25 | 2017-12-25 | A kind of tractor folk art term position can switch power output device in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420435.1A CN108167433A (en) | 2017-12-25 | 2017-12-25 | A kind of tractor folk art term position can switch power output device in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108167433A true CN108167433A (en) | 2018-06-15 |
Family
ID=62520258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711420435.1A Pending CN108167433A (en) | 2017-12-25 | 2017-12-25 | A kind of tractor folk art term position can switch power output device in real time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108167433A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283925A (en) * | 2018-08-15 | 2019-01-29 | 安徽农业大学 | The identification of self-propelled clearance tractor seedling band and path planning system and implementation method |
| CN111140645A (en) * | 2020-01-14 | 2020-05-12 | 中船重工海声科技有限公司 | Gear shifting mechanism of winch two-gear gearbox of towing system |
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| CN103899716A (en) * | 2014-03-27 | 2014-07-02 | 上海中科深江电动车辆有限公司 | Double-intermediate-shaft bevel-toothed two-speed automatic transmission for new energy vehicles |
| CN203770591U (en) * | 2014-04-14 | 2014-08-13 | 大陆汽车投资（上海）有限公司 | Intermediate shaft assembly for electric vehicle |
| CN203796918U (en) * | 2014-04-15 | 2014-08-27 | 福田雷沃国际重工股份有限公司 | Electric control double-gear gearbox for electric tricycle |
| CN206571926U (en) * | 2017-01-23 | 2017-10-20 | 重庆蓝黛动力传动机械股份有限公司 | The speed changer of electric car or hybrid vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817307A (en) * | 2010-04-27 | 2010-09-01 | 上海中科深江电动车辆有限公司 | Power assembly for electric automobile |
| CN103899716A (en) * | 2014-03-27 | 2014-07-02 | 上海中科深江电动车辆有限公司 | Double-intermediate-shaft bevel-toothed two-speed automatic transmission for new energy vehicles |
| CN203770591U (en) * | 2014-04-14 | 2014-08-13 | 大陆汽车投资（上海）有限公司 | Intermediate shaft assembly for electric vehicle |
| CN203796918U (en) * | 2014-04-15 | 2014-08-27 | 福田雷沃国际重工股份有限公司 | Electric control double-gear gearbox for electric tricycle |
| CN206571926U (en) * | 2017-01-23 | 2017-10-20 | 重庆蓝黛动力传动机械股份有限公司 | The speed changer of electric car or hybrid vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283925A (en) * | 2018-08-15 | 2019-01-29 | 安徽农业大学 | The identification of self-propelled clearance tractor seedling band and path planning system and implementation method |
| CN111140645A (en) * | 2020-01-14 | 2020-05-12 | 中船重工海声科技有限公司 | Gear shifting mechanism of winch two-gear gearbox of towing system |
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Application publication date: 20180615 |
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| RJ01 | Rejection of invention patent application after publication |