CN103711847B - Planetary gear multi-way drive stepless speed variator - Google Patents

Planetary gear multi-way drive stepless speed variator Download PDF

Info

Publication number
CN103711847B
CN103711847B CN201410022337.2A CN201410022337A CN103711847B CN 103711847 B CN103711847 B CN 103711847B CN 201410022337 A CN201410022337 A CN 201410022337A CN 103711847 B CN103711847 B CN 103711847B
Authority
CN
China
Prior art keywords
speed
planetary gear
drive
clutch
transmission
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.)
Expired - Fee Related
Application number
CN201410022337.2A
Other languages
Chinese (zh)
Other versions
CN103711847A (en
Inventor
龙宏元
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.)
Huaihua Wopu Environmental Protection Technology Co ltd
Original Assignee
Huaihua Wopu Environmental Protection Science And Technology Ltd Co
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 Huaihua Wopu Environmental Protection Science And Technology Ltd Co filed Critical Huaihua Wopu Environmental Protection Science And Technology Ltd Co
Priority to CN201410022337.2A priority Critical patent/CN103711847B/en
Publication of CN103711847A publication Critical patent/CN103711847A/en
Application granted granted Critical
Publication of CN103711847B publication Critical patent/CN103711847B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/76—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with an orbital gear having teeth formed or arranged for obtaining multiple gear ratios, e.g. nearly infinitely variable
    • 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
    • F16H61/14—Control of torque converter lock-up clutches
    • 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
    • F16H63/08—Multiple final output mechanisms being moved by a single common final actuating mechanism
    • F16H63/10—Multiple final output mechanisms being moved by a single common final actuating mechanism the final actuating mechanism having a series of independent ways of movement, each way of movement being associated with only one final output mechanism
    • F16H63/12—Multiple final output mechanisms being moved by a single common final actuating mechanism the final actuating mechanism having a series of independent ways of movement, each way of movement being associated with only one final output mechanism two or more ways of movement occurring simultaneously

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a kind of planetary gear multi-way drive stepless speed variators, it is to be connected with each other with a set of or a set of above planetary gear mechanism with rotational speed governor or contiuously variable transmission, form the different intermediate transmission path of two or more gearratio, by contiuously variable transmission or rotational speed governor according to input power, output resistance torque and rotating speed and the variation selection gearratio of control requirement go control to be driven bigger drive path or the drive path or the rotating speed of rotatable parts that dally in transmission process, realize that planetary gear mechanism carries out variable speed bending moment to the rotating speed of input power and torque；And can also increase the auxiliary devices such as speed changer, clutch, lockable mechanism, one-way clutch in drive path change the drive characteristic of drive path and change gearratio make speed changer obtain bigger variable-speed torque-converting range.Its structure is simple, transmission efficiency, transmission power are big and easily repair.

Description

Planetary gear multi-way drive stepless speed variator
Technical field
The present invention relates to speed changer, it is specifically a kind of using suitable speed changer to planetary gear mechanism two or two The rotating speed that bigger drive path is driven in drive path more than item carries out stepless control realization planetary gear mechanism to defeated Enter the stepless variation of torque transmission ratios.
Technical background
Existing variable speed is the target that auto industry, power industry and other many industries are yearned for always, current fluid power Automatic transmission and electric steplessly variable transmission achieve to a certain extent to develop on a large scale very much, but due to：1st, hydraulic automatic speed variator Gearratio is discontinuous, and transmission efficiency is low, and power performance is undesirable with fuel-economy.2nd, electric steplessly variable transmission at present can only be It is applied, and can not be applied in huge discharge, high-powered automobiles in some automobiles with small output volumn.3rd, their complicated, productions It is of high cost, and maintenance difficult.
Invention content
In order to solve existing contiuously variable transmission is complicated, transmission efficiency is low, maintenance difficult and transmission power less etc. ask Topic, the present invention provides the planetary gear multi-way transmissions that a kind of simple in structure, transmission efficiency, transmission power are repaired greatly and easily Contiuously variable transmission.
The present invention completes in this way：Planetary gear multi-way drive stepless speed variator is total in transmission process according to energy It is to select shorter to be driven drive path transmission that is bigger or dallying without drive task and planetary gear mechanism exists Being driven the rotating speed of planetary gear mechanism output wheel when bigger or idle running the rotating speed of drive path changes will change And change the principle of gearratio, form two or more gearratio difference with a set of or a set of above planetary gear mechanism Intermediate transmission path, increasing between the smaller drive path that reverse drive torque can occur of gearratio and casing can only make The one-way clutch of the drive path forward direction driving torque prevents the torque of rear class transmission mechanism from being transmitted to prime transmission mechanism, Invalid torque cycle is prevented to occur, will realize that the contiuously variable transmission of variable speed is mounted in intermediate transmission path, by pacifying Contiuously variable transmission in intermediate transmission path is required according to input power, output resistance torque and the variation of rotating speed and control Output is transmitted to rear class biography after selection gearratio directly carries out the part or all of torque of intermediate drive path variable speed bending moment Motivation structure carrys out the rotating speed in stepless adjustment or control intermediate transmission path, and then adjusts each rotatable parts of planetary gear mechanism or each The torque transmission task or rotating speed of drive path realize that planetary gear mechanism carries out stepless change to the rotating speed of input power and torque Fast bending moment and complete variable speed task.And it can also increase speed changer or change gear, clutch, locking in drive path The auxiliary devices such as mechanism, one-way clutch come change the drive characteristic of drive path and change gearratio make speed changer obtain bigger Variable-speed torque-converting range and better stability and higher transmission efficiency.
The planetary gear multi-way drive stepless speed variator is to be connect with a rotatable parts of planetary gear mechanism as wheel for inputting By input torque, make output wheel output torque, the different intermediate transmission road of two gearratios of composition with other two rotatable parts Diameter will be driven bigger output wheel and be exported after contiuously variable transmission or rotational speed governor variable-speed torque-converting, and gearratio is smaller Output wheel is connect with the output terminal of contiuously variable transmission or rotational speed governor directly or by speed and direction changing mechanism, by contiuously variable transmission Or rotational speed governor is gone according to the stepless selection gearratio of the variation of input power, output resistance torque and rotating speed and control requirement The stepless variation of gearratio for controlling stepless change of rotating speed for being driven bigger output wheel and making planetary gear mechanism, completes stepless change Fast bending moment task.
The planetary gear multi-way drive stepless speed variator is connected with each other with two groups of planetary gear mechanisms, with previous stage row One rotatable parts of star gear mechanism receive input torque as wheel for inputting, with a rotation section of rear stage planetary gear mechanism Part makees output wheel output torque, by prime planetary gear mechanism remaining two rotatable parts respectively with rear class planetary gear mechanism It is mutually permanently connected the high square of composition low speed before and after remaining two rotatable parts or the high square of low speed significantly slows down and increases square transmission Path, the low square of high speed or the obvious speedup of the low square of high speed subtract square drive path；By the defeated of contiuously variable transmission or rotational speed governor Entering end square high with low speed or deceleration increases square drive path and connect, output terminal is direct or is connected with exporting axis through speed and direction changing mechanism, It is stepless according to the variation of input power, output resistance torque and rotating speed and control requirement by contiuously variable transmission or rotational speed governor Gearratio is selected, the high square of control low speed or deceleration is gone to increase the rotating speed of square drive path or the drive path to dally in transmission process Stepless variation and the variable-speed torque-converting that makes planetary gear mechanism stepless.
The planetary gear multi-way drive stepless speed variator is connected with each other with two groups of planetary gear mechanisms, with prime planet One rotatable parts of gear mechanism receive input torque as wheel for inputting, with a rotatable parts of rear stage planetary gear mechanism Make output wheel output torque, by the composition that is mutually permanently connected before and after front and back stages planetary gear mechanism remaining two rotatable parts The high square of low speed, the low square of high speed；And the drive path that will preferentially dally directly exports, and contiuously variable transmission or rotating speed are controlled Device (4) directly or through speed change becomes after the output wheel that can be dallied or after drive path, by the output terminal of outgoing route It is connected with exporting axis to mechanism, by contiuously variable transmission or rotational speed governor (4) according to input power, output resistance torque and rotating speed With the stepless selection gearratio of variation of control requirement, go to control in transmission process may idle running drive path rotating speed without The variable-speed torque-converting that grade changes and makes planetary gear mechanism stepless.
The planetary gear multi-way drive stepless speed variator is that the planetary gear in the path for having two gearratios different is more One group of planetary gear mechanism is further added by after the transmission speed variator of road, increased planetary gear mechanism is mounted on contiuously variable transmission or is turned Between fast controller and output shaft, clutch is installed between the planet carrier and casing for increasing planetary gear mechanism, in stepless change Clutch composition reverse clutch is installed to combine between fast device or rotational speed governor and the planet carrier of rear class planetary gear mechanism, Clutch is installed between the sun gear and output shaft of increase planetary gear mechanism, in contiuously variable transmission or rotational speed governor and rear class Clutch composition forward gear clutch is installed to combine between the sun gear of planetary gear mechanism, according to transmission requirement through manually or certainly Dynamic selection drive shift or the work of reverse gear combined clutch, complete the advance of speed changer or reverse gear task；Or by increased row Star gear mechanism be mounted between rotational speed governor and rear class planetary gear mechanism, increase planetary gear mechanism planet carrier with Clutch is installed between the sun gear of rear class planetary gear mechanism, increase gear ring and the contiuously variable transmission of planetary gear mechanism or Clutch is installed between the input terminal of rotational speed governor, between contiuously variable transmission or the output terminal and output shaft of rotational speed governor Clutch composition forward gear clutch combination is installed, in the row for the gear ring and rear class planetary gear mechanism for increasing planetary gear mechanism Clutch is installed, in the planet carrier for increasing planetary gear mechanism and contiuously variable transmission or the input terminal of rotational speed governor between carrier Between clutch is installed, clutch and reversing machine are installed between contiuously variable transmission or the output terminal and output shaft of rotational speed governor Structure composition reverse clutch combines, and requires warp manually according to transmission or automatically selects drive shift or the work of reverse gear combined clutch, Complete the advance of speed changer or reverse gear task；Or form reverse gears and forward gear clutch group with other flexible connection modes Close, according to transmission requirement through manually or automatically selecting drive shift or reverse gear combined clutch and work, complete speed changer advance or Reverse gear task；Or drive shift or reverse clutch is replaced to combine with suitable shift mechanism or changement, according to transmission It is required that warp is manual or automatically selects drive shift or reverse shift mechanism or changement work, the advance or retroversion of speed changer are completed Drive task；Or by the input terminal of the larger contiuously variable transmission of variable-speed torque-converting range or rotational speed governor directly with rear class planet tooth Wheel mechanism sun gear be fixedly connected, increase planetary gear mechanism planet carrier and casing between installation clutch make reverse gear from Clutch, installation clutch makees forward gear clutch between the sun gear and output shaft for increasing planetary gear mechanism, when needing speed change During device forward direction driving torque, forward gear clutch locking, reverse clutch discharges, and the planet carrier for increasing planetary gear mechanism is free Not driving torque is rotated, smaller gearratio is selected both to prevent rear class by journey variable elastic stepless speed changer or rotational speed governor The gear ring reversion of planetary gear mechanism is gone the stepless variation of the rotating speed of the sun gear of control rear class planetary gear mechanism and is completed just again To variable speed task；When needing speed changer reverse drive torque, reverse clutch locking, forward gear clutch release increases The planet carrier of planetary gear mechanism is locked up the gear ring for the planet wheel drive increase planetary gear mechanism for increasing planetary gear mechanism Driving torque is rotated backward, larger gearratio is selected both to make rear class planetary gear mechanism by contiuously variable transmission or rotational speed governor Gear ring can invert and go control rear class planetary gear mechanism planet carrier rotating speed it is stepless variation and complete reversed variable speed Task.
The planetary gear multi-way drive stepless speed variator be in the speed changer for the drive path for having gearratio different, Speedup subtracts square or the low square drive path of high speed or gearratio is smaller can occur to increase between the drive path of reverse drive and casing Add one-way clutch, it is smaller or when rear class resistance is larger in input power, make the drive path can only positive driving torque without Energy reverse drive torque, prevents the torque of rear class transmission mechanism invalid torque cycle to be prevented to send out from being transmitted to prime transmission mechanism It is raw, improve the transmission efficiency of speed changer.
The planetary gear multi-way drive stepless speed variator is especially in increasing square drive path of slowing down in drive path The middle gearratio for increasing common gear and further changing drive path, makes the rotating speed of drive path be in stepless change always In the range of fast device or rotational speed governor variable-ratio bending moment or in the range of ideal variable-speed torque-converting or make entire planetary gear multi-way Drive stepless speed variator is in always in the range of ideal variable-speed torque-converting, improves the variable-speed torque-converting performance of speed changer.
The planetary gear multi-way drive stepless speed variator is one wherein on the basis of original two drive paths A set of or a set of above planetary gear mechanism is further added by drive path or in two drive paths simultaneously, planet tooth will be increased Take turns mechanism two drives respectively with the drive of the front stage planetary gear mechanism in the path or with the transmission before the path Wheel connects with rear class transmission mechanism and keeps original drive path, another drive for increasing planetary gear mechanism is direct Or directly drive output shaft through speed changer, changement and increase drive path, make planetary gear multi-way drive stepless speed variator In low speed or starting, it is directly defeated to subtract the torque that torque of biography and part forward direction are driven of square or the low square drive path of high speed for speedup Go out；Or deceleration is made to increase the section transmission task directly output of square or the high square drive path of low speed and reduce contiuously variable transmission or rotating speed The drive task of controller makes planetary gear multi-way drive stepless speed variator that can carry out variable-speed torque-converting to the torque of bigger, makes whole The wider gearshift performance of torque conversion range of a planetary gear multi-way drive stepless speed variator is more preferable.
The planetary gear multi-way drive stepless speed variator be slow down increase square or the high square drive path of low speed and casing it Between or slowing down to increase increase clutch or lockable mechanism between square or the high square drive of low speed and casing, in contiuously variable transmission or turn When the gearratio of fast controller changes to very little and still cannot input torque fully be transmitted to rear class transmission mechanism, by increased clutch Or lockable mechanism locking prevents to slow down and increases square or the high square drive path of low speed or drive rotation and reduce drive path, makes planet Gear multi-way drive stepless speed variator is driven at full speed；Or in the speed changer for there are three or three or more drive paths, increasing Planetary gear mechanism two outgoing routes in clutch or lockable mechanism are installed especially in the outgoing route directly exported One-way clutch release makes one-way clutch locking when drive path disconnection, clutch or lockable mechanism release make transmission during locking The clutch or lockable mechanism of path connection are combined with one-way clutch, are become in the gearratio of contiuously variable transmission or rotational speed governor When still cannot input torque fully be transmitted to rear class transmission mechanism to very little, increased clutch or lockable mechanism locking are prevented The drive path continues driving torque and reduces drive path, makes the gearratio of planetary gear multi-way drive stepless speed variator become Smaller improves the transmission efficiency of planetary gear multi-way drive stepless speed variator, makes planetary gear multi-way drive stepless speed variator The wider gearshift performance of variable-speed torque-converting range is more preferable.
The planetary gear multi-way drive stepless speed variator is the rotation section that increased planetary gear mechanism is fixedly mounted Increase between part and casing wind spring or it is other can occur elastic deformation element or component, improve planetary gear multi-way and be driven stepless change The starting of fast device and reply rear class resistance increased performance and the output torque and energy of balance speed changer suddenly, make planetary gear Multi-way drive stepless speed variator performance is more stablized.
The planetary gear multi-way drive stepless speed variator is to require planetary gear multi-way drive stepless speed variator low speed It is driven and makees contiuously variable transmission or rotational speed governor (4) constantly with journey variable elastic stepless speed changer or rotational speed governor (4), Journey variable elastic stepless speed changer or rotational speed governor is made to only have partial elastic actuated element to participate in torque transmission or make elasticity Between the initial pressure or coefficient of elasticity of actuated element are in reduced levels or make the transmission of intermediate transmission mechanism bigger or make Have a rest lockable mechanism locking duty ratio be maintained in smaller range or make intermittent drive mechanism it is each transmission the period transmission Time no more than a certain fixed value, makes the rotating speed that planetary gear multi-way drive stepless speed variator exports be in safe turn always It cannot be driven at full speed in fast range；Between the input shaft and output shaft of planetary gear multi-way drive stepless speed variator or Speedup, which subtracts between square and slowing down increases square drive path, increases with one-way clutch and lockable mechanism or clutch and lockable mechanism Or during clutch locking and one-way clutch is when also locking, lockable mechanism or clutch discharge and tooth that one-way clutch also discharges Wheel combination, when output shaft is needed to slowly run or plays engine braking effect, the increased lockable mechanism of locking or clutch make One-way clutch also locking prevents the rotating speed of output shaft from the rotating speed more than a certain ratio of input shaft or former slow down is made to increase square and pass The rotating speed in dynamic path cannot be more than the rotating speed that former speedup subtracts a certain ratio of square drive path, and it is stepless to improve planetary gear multi-way transmission Security performance of the speed changer in the case where specific condition and safety coefficient are more demanding.
The beneficial effects of the invention are as follows：1st, journey variable elastic stepless speed changer or rotational speed governor are taken full advantage of to row The rotating speed that the high square of low speed of galaxy row controlled rotation or deceleration increase square drive path carries out stepless control, completes variable speed and appoints Business.
2nd, the transmission efficiency of planetary gear multi-way drive stepless speed variator, transmission capacity is strong, available for different capacity Variable-speed torque-converting task.
3rd, planetary gear multi-way drive stepless speed variator is to carry out variable speed bending moment, structure letter with the gear of the fixed number of teeth Single, spare and accessory parts and servo-drive system are few, are produced on a large scale under the conditions of the prior art and product.
Description of the drawings
The present invention is described in further detail below in conjunction with the accompanying drawings
Fig. 1 is the structure diagram of the embodiment of the present invention 1
Fig. 2 is the structure diagram of the embodiment of the present invention 1
Fig. 3 is the structure diagram of the embodiment of the present invention 1
Fig. 4 is the structure diagram of the embodiment of the present invention 1
Fig. 5 is the structure diagram of the embodiment of the present invention 1
Fig. 6 is the structure diagram of the embodiment of the present invention 2
Fig. 7 is the structure diagram of the embodiment of the present invention 2
Fig. 8 is the structure diagram of the embodiment of the present invention 2
Fig. 9 is the structure diagram of the embodiment of the present invention 4
Figure 10 is the structure diagram of the embodiment of the present invention 3
Figure 11 is the structure diagram of the embodiment of the present invention 3
Figure 12 is the structure diagram of the embodiment of the present invention 5
Figure 13 is the structure diagram of the embodiment of the present invention 7
Figure 14 is the structure diagram of the embodiment of the present invention 6
Figure 15 is the structure diagram of the embodiment of the present invention 6, example 7
Figure 16 is the structure diagram of the embodiment of the present invention 6, example 7
Figure 17 is the structure diagram of the embodiment of the present invention 6, example 7
Figure 18 is the structure diagram of the embodiment of the present invention 8
Specific embodiment
Embodiment 1：With reference to Fig. 1, make wheel for inputting with the gear ring (2) of planetary gear mechanism, with sun gear (1) and planet carrier (3) make output wheel, with planet carrier (3) driving trip variable elastic stepless speed changer or the input terminal of rotational speed governor (4), stroke The output terminal of variable elastic stepless speed changer or rotational speed governor (4) is fixedly connected with drive (6), by sun gear (1) with it is interior Output terminal is made in gear ring (7) fixed installation, and installing reverse drive wheel (5) between ring gear (7) and drive (6) will be by planet carrier (3) it is defeated to be transmitted to ring gear (7) for the torque reversal after journey variable elastic stepless speed changer or rotational speed governor (4) variable speed Go out；Also it can be used and be fixedly connected with the external gear that drive (6) engages with sun gear (1) and save reverse drive wheel (5).In torque In transmission process, by journey variable elastic stepless speed changer or rotational speed governor (4) according to input power, output resistance torque and The stepless selection gearratio of the variation of rotating speed and control requirement goes the stepless variation of the rotating speed of control planet carrier (3) and makes planetary gear The stepless variation of gearratio of mechanism, when input power is smaller, rear class resistance is larger or speed changer is needed to have larger gearratio, row Journey variable elastic stepless speed changer or rotational speed governor (4) select larger gearratio, and planet carrier (3) energy high-speed rotation makes more More torque transmission tasks is by planet carrier (3) after journey variable elastic stepless speed changer or rotational speed governor (4) slow down and increase square Sun gear (1) output is transmitted to, the rotating speed of sun gear (1) is reduced, the overall rotating speed of planetary gear mechanism output block is made to become smaller, and Gearratio increases；When input power is larger, rear class resistance is smaller or speed changer is needed to have smaller gearratio, journey variable elastic Contiuously variable transmission or rotational speed governor (4) select smaller gearratio, prevent planet carrier (3) high-speed rotation, make less torque Drive task is transmitted to the sun by planet carrier (3) after journey variable elastic stepless speed changer or rotational speed governor (4) speedup subtract square (1) output is taken turns, the rotating speed of sun gear (1) is improved, the overall rotating speed of planetary gear mechanism output block is made to become larger, and gearratio becomes It is small, complete variable speed bending moment task.
With reference to Fig. 2, in the present embodiment, for speed changer is made to obtain better low speed starting and transmission performance, the number of teeth can be used More drive (8) is engaged with drive (6) and is fixedly mounted on transmission shaft (10), with the less drive of the number of teeth (9) It engages and is fixedly mounted on transmission shaft (10) with ring gear (7), make the gearratio bigger of this drive path, by journey variable bullet Property contiuously variable transmission or rotational speed governor (4) output torque reduction increase square after be transmitted to again sun gear (1) output, planet carrier (3) Can rotate faster and sun gear (1) can be slower rotation, make the gearratio bigger of speed changer, low-speed performance is more preferable.
With reference to Fig. 3, in the present embodiment, drive (11) can also be fixedly mounted on planet carrier, on transmission shaft (14) Drive (13) and (15) is fixedly mounted, is fixed in the input terminal of journey variable elastic stepless speed changer or rotational speed governor (4) Drive (12) is installed, drive (13) is engaged with drive (11), and drive (15) is engaged with drive (12), composition transmission Bigger drive path can not only make speed changer obtain better low speed starting and transmission performance, and can also reduce stroke The working frequency of elastic transmissioning element or component in variable elastic stepless speed changer or rotational speed governor (4) improves journey variable The job stability and service life of elastic stepless speed changer or rotational speed governor (4) make the variable speed performance of speed changer more It is good.
It, in the present embodiment, can also be after journey variable elastic stepless speed changer or rotational speed governor (4) again with reference to Fig. 4 Increase by a planetary gear mechanism, the sun gear (18) for increasing planetary gear mechanism is fixedly mounted on the stepless change of journey variable elastic The output terminal of fast device or rotational speed governor (4), the gear ring (16) and original sun gear (1) that increase planetary gear mechanism is fixed Connection replaces deceleration mechanism by the planet carrier (17) for increasing planetary gear mechanism is fixed, by the rotation of planetary gear (19) by stroke Reverse drive exports after the torque reduction of variable elastic stepless speed changer or rotational speed governor (4) output terminal increases square；Also can will increase The planet carrier (17) of step planetary gear mechanism is fixedly connected with original sun gear, this appropriate to the occasion row for rotating backward driving torque Journey variable elastic stepless speed changer or rotational speed governor (4) slow down the fixed replacement of the gear ring (16) for increasing planetary gear mechanism Mechanism is rotated by planet carrier (17) by journey variable elastic stepless speed changer or the torque reduction of rotational speed governor (4) output terminal Positive transmission exports after increasing square, makes the more preferable more compact structure of low-speed performance of speed changer.
With reference to Fig. 5, in the present embodiment, also the journey variable elastic stepless speed changer of available reverse rotation driving torque or Rotational speed governor (4) removes the rotating speed of control planet carrier (3), and by journey variable elastic stepless speed changer or rotational speed governor (4) Output terminal be directly fixedly connected with sun gear (1), make the structure of speed changer simpler and compact.
In the present embodiment, planet carrier (3) also can be used to make wheel for inputting, sun gear (1) and gear ring (2) make output wheel, with row Journey variable elastic stepless speed changer or rotational speed governor (4) remove the rotating speed of control gear ring (2)；Or make wheel for inputting with sun gear (1), Gear ring (2) and planet carrier (3) make output wheel, and control planet is removed with journey variable elastic stepless speed changer or rotational speed governor (4) The rotating speed of frame (3)；Etc. different connections and control method, the gearshift performance of speed changer and slewing range is made to meet different transmissions It is required that.
Embodiment 2：With reference to Fig. 6, it is to make input terminal with the planet carrier (3) of previous stage planetary gear mechanism to receive input turn Square makees output terminal output torque, by the gear ring of previous stage planetary gear mechanism with the gear ring (20) of rear stage planetary gear mechanism (2) be composed of a fixed connection the high square drive path of low speed with the sun gear of rear stage planetary gear mechanism (21), by previous stage planet Sun gear (1) and the planet carrier (22) of rear stage planetary gear mechanism of gear mechanism are composed of a fixed connection high speed low square transmission road Diameter, by sun gear (21) the i.e. low speed of the input terminal and rear stage of journey variable elastic stepless speed changer or rotational speed governor (4) High square drive path is fixedly connected, by the output terminal of journey variable elastic stepless speed changer or rotational speed governor (4) and rear class row The gear ring (20) of star gear mechanism is fixedly connected, when journey variable elastic stepless speed changer or rotational speed governor (4) are reversely biography When dynamic, need to increase reverse drive gear in rotating speed controls drive path controls journey variable elastic stepless speed changer or rotating speed Device (4) can smoothly control the rotating speed of sun gear (21).At this time journey variable elastic stepless speed changer or rotational speed governor (4) or The gearratio of the high square drive path of entire low speed should not be too large to prevent the rotating speed of planet carrier (22) during sun gear (21) high-speed rotation It is too low and reverse drive of the sun gear (21) to output gear (20) cannot be offset, speed changer is made to generate mistake transmission.In torque In transmission process, by journey variable elastic stepless speed changer or rotational speed governor (4) according to input power, output resistance torque and The stepless selection gearratio of the variation of rotating speed and control requirement goes the stepless variation of the rotating speed of control sun gear (21) and makes planet tooth The stepless variation of gearratio of mechanism is taken turns, when input power is smaller, rear class resistance is larger or speed changer is needed to have larger gearratio, Journey variable elastic stepless speed changer or rotational speed governor (4) select larger gearratio, and sun gear (21) energy high-speed rotation makes More torque transmission tasks are subtracted by the high square drive path of low speed through journey variable elastic stepless speed changer or rotational speed governor (4) Speed is transmitted to gear ring (20) output after increasing square, reduce the low square drive path, that is, rear class planetary gear mechanism of high speed planet carrier (22) and The rotating speed of gear ring (20) makes the overall rotating speed of planetary gear mechanism output block become smaller, and gearratio increases；When input power compared with Greatly, when rear class resistance is smaller or needs the speed changer to have smaller gearratio, journey variable elastic stepless speed changer or rotational speed governor (4) smaller gearratio is selected, prevents sun gear (21) high-speed rotation, less torque transmission task is made to be driven by the high square of low speed Path is transmitted to gear ring (20) output after journey variable elastic stepless speed changer or rotational speed governor (4) speedup subtract square, improves high The planet carrier (22) of the low square drive path, that is, rear class planetary gear mechanism of speed and the rotating speed of gear ring (20), make planetary gear mechanism defeated The overall rotating speed for going out component becomes larger, and gearratio becomes smaller, and completes variable speed bending moment task.Due to the company of this planetary gear mechanism It connects method and easily generates idle running, therefore any rotatable parts of rear class planetary gear mechanism can be made output wheel, use journey variable Elastic stepless speed changer or rotational speed governor (4) go control to generate the rotating speed of the drive to dally and form contiuously variable transmission.For Prevent that speed changer from generating mistake transmission or drive path generates idle running, planet carrier (22) can be made to output wheel and by sun gear (1) It is fixedly connected with gear ring (20)；Or by the same parts of front and rear two sets of planetary gear mechanisms respectively output and input wheel and by its Two transmission parts of remaininging are connected with each other；Or one in front and rear two sets of planetary gear mechanisms is applied mechanically into sun gear, one applies mechanically tooth Circle outputs and inputs wheel and is connected with each other other two transmission parts respectively.
With reference to Fig. 7, in the present embodiment, also available travel variable elastic stepless speed changer or rotational speed governor (4) go to control The rotating speed of rear class planetary gear mechanism gear ring (20) processed, and the planet carrier (22) of rear class planetary gear mechanism is made into output terminal driving Drive (8) is fixedly connected, in journey variable elastic by rear class transmission mechanism with the planet carrier (22) of rear class planetary gear mechanism The output terminal of contiuously variable transmission or rotational speed governor (4) is fixedly mounted drive (6) and is engaged with drive (8).It is passed in torque During dynamic, according to input power, output resistance torque and turned by journey variable elastic stepless speed changer or rotational speed governor (4) The stepless selection gearratio of the variation of speed and control requirement goes control high counter-rotational turn of the square drive path gear ring (20) of low speed Speed it is stepless variation and make planetary gear mechanism gearratio it is stepless variation complete variable speed bending moment task.To prevent in planet carrier (22) gear ring (20) is rotated forward and is dallied during high-speed rotation, can be in gear ring (20) and drive (8) (or planet carrier (22)) between with one-way clutch (28) connect, prevent gear ring (20) forward rotational speed be more than planet carrier (22) rotating speed or will One-way clutch (28) prevents gear ring (20) from rotating forward mounted on gear ring (20) between casing.
It, in the present embodiment, can also be stepless in the journey variable elastic for being driven bigger (being advisable to be more than 1) with reference to Fig. 8 The output terminal of speed changer or rotational speed governor (4) is further added by a set of described in embodiment 1 planetary gear mechanism reversely to slow down, The gear ring (16) for increasing planetary gear mechanism with the output gear (20) of rear class planetary gear mechanism is composed of a fixed connection and is combined Gear ring output torque, the planet carrier (17) of increased planetary gear mechanism is fixed, the sun gear of planetary gear mechanism will be increased (18) it is fixedly mounted on the output terminal of journey variable elastic stepless speed changer or rotational speed governor (4)；Due to speed changer at this time The driving torque in a manner of counter-rotational, sun gear (21) driven gear ring (20) also drive planet carrier (22) while rotating backward It rotates forward, in addition prime sun gear (1) also drives planet carrier (22) to rotate forward, the torque on planet carrier (22) is larger easily It rotates forward, therefore control planet carrier (22) is being removed just with the input terminal of journey variable elastic stepless speed changer or rotational speed governor (4) Speed of walking around simultaneously will reversely export after the torque variable-speed torque-converting of planet carrier (22), improve the performance of speed changer.Increased planetary gear Mechanism can be also mounted between rear class planetary gear mechanism and journey variable elastic stepless speed changer or rotational speed governor (4)；Increase The planetary gear mechanism added also can be used suitable change gear mechanism to replace.During torque transmission, by journey variable elastic Contiuously variable transmission or rotational speed governor (4) are stepless according to the variation of input power, output resistance torque and rotating speed and control requirement Selection gearratio go control planet carrier (22) rotating speed it is stepless variation and make the gearratio of planetary gear mechanism is stepless to change Into variable speed bending moment task.
It in the present embodiment, can also be by any rotation of front and back stages planetary gear mechanism and increased planetary gear mechanism Component makees input shaft or output shaft, remaining rotatable parts and journey variable elastic stepless speed changer or rotational speed governor (4) with The high square drive path of the flexible two interconnected composition low speed of mode two and the low square drive path of high speed, by journey variable elastic without Grade speed changer or rotational speed governor (4) select suitable gearratio to go to the high square drive path of stepless control low speed or drive idler road The rotating speed of diameter completes variable speed task.
Embodiment 3：With reference to Figure 10, during torque transmission, it is to make the gear ring (2) of previous stage planetary gear mechanism Input terminal receives input torque, makees output terminal output torque with the gear ring (20) of rear stage planetary gear mechanism, by previous stage row The planet carrier (3) of star gear mechanism is composed of a fixed connection every grade what is all slowed down with the sun gear (21) of rear stage planetary gear mechanism Slow down and increase square drive path, by the sun gear (1) of previous stage planetary gear mechanism and the planet carrier of rear stage planetary gear mechanism (22) speedup for the every grade of all speedup that is composed of a fixed connection subtracts square drive path；With the journey variable elastic variable speed of reverse drive The input terminal of device or rotational speed governor (4) is fixedly connected with the sun gear (21) of rear class planetary gear mechanism, with journey variable bullet Property contiuously variable transmission or the output terminal of rotational speed governor (4) be fixedly connected with the gear ring (20) of rear class planetary gear mechanism, such as use The journey variable elastic stepless speed changer or rotational speed governor (4) of forward direction transmission, then in journey variable elastic stepless speed changer or It is connect between the output terminal of rotational speed governor (4) and gear ring (20) with reverse drive mechanism.During torque transmission, by stroke What variable elastic stepless speed changer or rotational speed governor (4) were required according to input power, output resistance torque and rotating speed and control Changing stepless selection gearratio goes control deceleration to increase turning for the i.e. sun gear (21) of rear class planetary gear mechanism of square drive path Speed it is stepless variation and make planetary gear mechanism gearratio it is stepless variation complete variable speed bending moment task.
With reference to Figure 11, in the present embodiment, also the planet carrier (22) of rear class planetary gear mechanism can be made output shaft；With just The input terminal of journey variable elastic stepless speed changer or rotational speed governor (4) to transmission and the gear ring of rear class planetary gear mechanism (20) it is fixedly connected, with the output terminal of journey variable elastic stepless speed changer or rotational speed governor (4) and rear class planetary gear machine The planet carrier (22) of structure is fixedly connected, and increasing square drive path of slowing down forms increasing square effect of slowing down after gear ring (20) further slows down Preferably slow down and increase square drive path.
In the present embodiment, other more flexible modes also can be used to set up, and deceleration increases square drive path and speedup subtracts square biography The different increasing square drive path of slowing down of two gearratios is set up in dynamic path, with journey variable elastic stepless speed changer or is turned Fast controller (4) selects suitable gearratio to go, and stepless control deceleration increases square drive path or two decelerations increase in square drive path The rotating speed of gearratio larger path completes variable speed task.
Embodiment 4：With reference to Fig. 9, on the basis of previous embodiment, planet carrier (17) is changed to movable installation, and be expert at Carrier (17) installs clutch (23) between casing, by the sun gear (18) for increasing planetary gear mechanism with combining gear ring (20) (16) clutch (26) between is installed, is increased in the input terminal of journey variable elastic stepless speed changer or rotational speed governor (4) Drive plate (24) increases clutch (27) between drive plate (24) and the sun gear (21) of rear class planetary gear mechanism, is passing Increase clutch (25) between Moving plate (24) and the planet carrier (22) of rear class planetary gear mechanism；Increased clutch (23), (25), (26), (27) available suitable shift mechanism replace.During torque transmission, by journey variable elastic variable speed Device or rotational speed governor (4) are passed according to the stepless selection of the variation of input power, output resistance torque and rotating speed and control requirement The stepless variation of the dynamic rotating speed than removing control planet carrier (22) or sun gear (21) and the stepless change of gearratio for making planetary gear mechanism Change and complete variable speed bending moment task.When needing speed changer forward direction driving torque, clutch (26), (27) locking, clutch (23), (25) discharge or hang shift mechanism to drive shift, and not driving torque, journey variable bullet is freely rotated in planet carrier (17) Property contiuously variable transmission or rotational speed governor (4) go control sun gear (21) rotating speed it is stepless variation and complete forward slepless transmission appoint Business；When needing speed changer reverse drive torque, clutch (23), (25) locking, clutch (26), (27) release or by gear shift Mechanism is hung to reverse gear, and planet carrier (17) is locked up planetary gear (19) driven gear ring (16) and rotates backward driving torque, journey variable Elastic stepless speed changer or rotational speed governor (4) go the stepless variation of the rotating speed of control planet carrier (22) and complete reversed variable speed Task；The positive and negative transmission of speed changer can be smoothly realized by increased clutch and drive plate, the structure for making speed changer is simpler It is single and compact, controllable elastic energy release and recovery system are highly suitable for, the structure of changement is simpler, and operation is more square Just.When increased planetary gear mechanism is mounted on journey variable elastic stepless speed changer or rotational speed governor (4) and rear class planet When between gear mechanism, it will both increase the sun gear (21) of the planet carrier (17) and rear class planetary gear mechanism of planetary gear mechanism It is connected by clutch or shift mechanism, and the row of the gear ring (16) and rear class planetary gear mechanism of planetary gear mechanism will be increased Carrier (22) is connected by clutch or shift mechanism, makees to increase the input terminal of planetary gear mechanism；Planetary gear machine will be increased The sun gear (18) of structure is connect with the gear ring (20) of rear class planetary gear mechanism, will increase the planet carrier of planetary gear mechanism (17), gear ring (16) is respectively through clutch or shift mechanism and journey variable elastic stepless speed changer or rotational speed governor (4) Input terminal connects, by the output terminal of journey variable elastic stepless speed changer or rotational speed governor (4) through clutch and changement Directly or after commutation it is connected with exporting axis.When planet carrier (17) is connect with sun gear (21), journey variable elastic variable speed Device or rotational speed governor (4) input terminal are connect with gear ring (16), and journey variable elastic stepless speed changer or rotational speed governor (4) are defeated Outlet is directly connected with exporting axis through clutch, forward direction transmission；When gear ring (16) is connect with planet carrier (22), journey variable bullet Property contiuously variable transmission or rotational speed governor (4) input terminal connect with planet carrier (17), journey variable elastic stepless speed changer or turn Fast controller (4) output terminal is connected with exporting axis through clutch and changement, reverse drive.
In the present embodiment, the larger journey variable elastic stepless speed changer of variable-speed torque-converting range or rotating speed can also be controlled The input terminal of device (4) is directly fixedly connected with sun gear (21), saves drive plate (24), clutch (25), clutch (27), when When needing speed changer forward direction driving torque, clutch (26) locking, clutch (23) release, planet carrier (17), which is freely rotated, not to be driven Torque selects smaller gearratio both to prevent gear ring (20) anti-by journey variable elastic stepless speed changer or rotational speed governor (4) Turn to go the stepless variation of rotating speed of control sun gear (21) again and complete forward slepless transmission task；Turn when needing speed changer reverse drive During square, clutch (23) locking, clutch (26) release, it is reversed that planet carrier (17) is locked up planetary gear (19) driven gear ring (16) Driving torque is rotated, larger gearratio is selected both to make gear ring by journey variable elastic stepless speed changer or rotational speed governor (4) (20) it can invert and go the stepless variation of rotating speed of control planet carrier (22) and complete reversed variable speed task.Increased row at this time Star gear mechanism can be replaced directly with advancing with reverse shift mechanism, and the structure for making speed changer is simpler and compact.
Embodiment 5：With reference to Figure 12, it is on the basis of previous embodiment, subtracts square or the low square transmission road of high speed in speedup Increase one-way clutch (28) between diameter and casing, it is smaller or when rear class resistance is larger in input power, make planet carrier (22) only It can be rotated backward with input torque to rear class transmission mechanism driving torque or static not driving torque, and cannot rotate forward will be rear The torque of grade transmission mechanism is transmitted to prime transmission mechanism, that is, speedup is prevented to subtract square or the low square drive path reversing of high speed and generate nothing Effect cycle improves the transmission efficiency of speed changer.
Embodiment 6：With reference to Figure 15, it is on the basis of previous embodiment, subtracts square or the low square transmission road of high speed in speedup A set of planetary gear mechanism is further added by between diameter sun gear (1) and planet carrier (22), the planet carrier of planetary gear mechanism will be increased (17) it is fixedly connected with sun gear (1), the sun gear (18) (or gear ring (16)) and planet carrier of planetary gear mechanism will be increased (22) it is fixedly connected, the gear ring (16) for increasing planetary gear mechanism (or sun gear (18)) is fixedly connected with gear ring (20) and increases Add drive path.During torque transmission, when input power is smaller or the larger speedup of rear class resistance subtracts square drive path and reverses When, it is locked up, sun gear (18) (or gear ring (16)) sliding tooth since one-way clutch (28) prevents planet carrier (17) from reversing Circle (16) (or sun gear (18)) rotates backward counter-rotational torque directly to export and improves transmission efficiency and increase speed changer Gearratio, after input power constantly becomes larger or rear class resistance constantly becomes smaller, planet carrier (17) will start positive transmission, the sun It takes turns (18) (or gear ring (16)) reverse drive rotating speed constantly to reduce until positive transmission, gear ring (16) (or sun gear (18)) is by portion Divide the torque directly output of positive transmission to make the low-speed performance of speed changer more preferable.
With reference to Figure 16, in the present embodiment, can also increased gear ring (16) (or sun gear (18)) and gear ring (20) it Between be further added by a set of journey variable elastic stepless speed changer or rotational speed governor (4), during torque transmission, can by two sets row Journey variable elastic stepless speed changer or rotational speed governor (4) remove control gear ring (16) (or sun gear (18)) and planet carrier respectively (22) rotating speed completes variable speed task；It also can be same by two sets of journey variable elastic stepless speed changers or rotational speed governor (4) Step goes the rotating speed of control gear ring (16) (or sun gear (18)) and planet carrier (22) to complete variable speed task, makes the change of speed changer The fast wider gearshift performance of device torque conversion range is more preferable.
With reference to Figure 17, it is on the basis of previous embodiment, increases square or the high square drive path sun gear of low speed slowing down (21) a set of planetary gear mechanism is further added by between planet carrier (3), the planet carrier (17) and row of planetary gear mechanism will be increased Carrier (3) is fixedly connected, and will increase the sun gear (18) (or gear ring (16)) of planetary gear mechanism and the fixed company of sun gear (21) It connects, the gear ring (16) (or sun gear (18)) of planetary gear mechanism will be increased through journey variable elastic stepless speed changer or rotating speed control Device (4) processed connect with gear ring (20) increases drive path, and former slow down is increased the drive task one of square or the high square drive path of low speed Part is driven along original route, and another part exports after journey variable elastic stepless speed changer or rotational speed governor (4) speed change, The drive task of journey variable elastic stepless speed changer or rotational speed governor is reduced, makes the low speed of speed changer and stability more preferable And available for the torque transmission of bigger.
It, in the present embodiment, can also be in planet carrier (3) and journey variable elastic stepless speed changer or rotating speed control with reference to Figure 14 Increase a set of planetary gear mechanism between device (4) processed, the planet carrier (17) and journey variable elastic of planetary gear mechanism will be increased The input terminal of contiuously variable transmission or rotational speed governor (4) is fixedly connected；Sun gear (18) (or the tooth of planetary gear mechanism will be increased Circle (16)) it is fixedly connected with planet carrier (3), the gear ring (16) (or sun gear (18)) and sun gear of planetary gear mechanism will be increased (1) it is fixedly connected and increases drive path, the section transmission task of planet carrier (3) is directly exported, reduce journey variable elastic The drive task of contiuously variable transmission or rotational speed governor (4) enables speed changer to carry out variable-speed torque-converting to the torque of bigger and completes nothing Grade variable-speed torque-converting task.
In the present embodiment, it can also increase square or the high square drive path of low speed in deceleration and speedup subtracts square or the low square transmission of high speed Increase a set of planetary gear mechanism simultaneously in path, will increase by two drives of planetary gear mechanism respectively with before the path The drive connection (, prime planet carrier, rear class are advisable with sun gear or gear ring) of rear class planetary gear mechanism, will increase planet Another drive (being advisable with gear ring or sun gear) of gear mechanism directly drives output shaft, and increasing drive path makes transmission road The section transmission task of diameter directly exports, and reduces the drive task of journey variable elastic stepless speed changer or rotational speed governor (4) With the low speed rotation performance of speed changer, make the low speed of speed changer and stability is more preferable and torque transmission available for bigger.
It in the present embodiment, can also be in same biography on the basis of having increased a set of planetary gear mechanism in drive path A set of or a set of above planetary gear mechanism is further added by dynamic path, and is increased slowing down in square drive path in rear increase planet Gear ring that planet carrier (, gear ring or sun gear) and the previous stage of gear mechanism are exported through contiuously variable transmission (4) (, sun gear or row Carrier) connection, it will directly export, will be gone in rear increase in the rear sun gear (, gear ring or planet carrier) for increasing planetary gear mechanism The gear ring (, sun gear or planet carrier) of star gear mechanism is exported through contiuously variable transmission (4), makes in drive path that more transmission is appointed Business directly exports and reduces the drive task of contiuously variable transmission (4) to improve gearshift performance and variable speed capability；Or speedup is subtracted into square In drive path in the rear planet carrier (, gear ring or sun gear) for increasing planetary gear mechanism with previous stage through rear class planetary gear machine Gear ring (, the sun gear or planet carrier) connection of structure output, by the sun gear for increasing planetary gear mechanism rear (, gear ring or planet Frame) directly export, it will be defeated through rear class planetary gear mechanism in the rear gear ring (, sun gear or planet carrier) for increasing planetary gear mechanism Go out, make more drive tasks forward or backwards directly output in drive path and improve gearshift performance and variable speed capability.
It in the present embodiment, can also be by gear ring (16) (or sun gear (18)) transmission corresponding to prime planetary gear mechanism Wheel connection, will increase planetary gear mechanism planet carrier (17) directly or through gear driving output shaft (or with rear class planet The corresponding drive connection of gear mechanism), by sun gear (18) (or gear ring (16)) biography corresponding to rear class planetary gear mechanism Driving wheel connection (or directly or through gear driving output shaft)；Or by sun gear (18) (or gear ring (16)) and prime planet tooth The corresponding drive connection of mechanism is taken turns, the planet carrier (17) for increasing planetary gear mechanism directly or through gear is driven into output Axis (or drive corresponding to rear class planetary gear mechanism connection), by gear ring (16) (or sun gear (18)) and rear class planet tooth Take turns the corresponding drive connection (or directly or through gear driving output shaft) of mechanism；Or take more flexible connection mode Connection planetary gear mechanism and journey variable elastic stepless speed changer or rotational speed governor (4) make the variable-speed torque-converting performance of speed changer More preferably.
Embodiment 7：With reference to Figure 13, Figure 15, Figure 16, Figure 17, it be on the basis of previous embodiment, slow down increase square or Increase clutch between square or the high square drive of low speed and casing between the high square drive path of low speed and casing or slowing down to increase (or lockable mechanism) (29), it is larger or rear class resistance is smaller in input power, and in journey variable elastic stepless speed changer or turn When the gearratio of fast controller (4) changes to very little and still cannot input torque fully be transmitted to rear class transmission mechanism, by clutch (29) locking, which prevents to slow down, increases square or high square drive path (or drive) rotation of low speed and reduces drive path, makes speed changer complete Speed transmission improves the transmission efficiency of speed changer, and clutch (29) discharges in the rest of the cases, by journey variable elastic variable speed Device or rotational speed governor (4) are passed according to the stepless selection of the variation of input power, output resistance torque and rotating speed and control requirement It is dynamic than go control slow down increase the stepless variation of rotating speed of square or the high square drive path of low speed and make the gearratio of planetary gear mechanism without Variable speed bending moment task is completed in grade variation.
In the present embodiment, can also in each drive path for the speed changer for having three or three or more drive paths, Between drive or drive path and casing that increased planetary gear mechanism directly exports or in increased planetary gear mechanism Increasing between two output wheels and casing between clutch (or lockable mechanism) and rear class transmission mechanism increases one-way clutch, It starts, the bigger speed changer of transmission of low speed or journey variable elastic stepless speed changer or rotational speed governor cannot still drive rear class During mechanism, increased clutch (or lockable mechanism) release, one-way clutch locking increases by two transmissions of planetary gear mechanism To rear class mechanism driving torque, the gearratio of speed changer becomes much larger wheel；In journey variable elastic stepless speed changer or rotating speed When torque still cannot be fully transmitted to rear class mechanism by the transmission smaller speed changer of controller, increased clutch (or locking machine Structure) locking, one-way clutch separation, there are one increased planetary gear mechanisms, and drive subtracts to the torque of rear class mechanism driving Few drive path, the gearratio of speed changer become smaller, and the wider gearshift performance of speed changer torque conversion range for making speed changer is more preferable.
Embodiment 8：With reference to Figure 18, it is planet carrier (or gear ring, the sun that increased planetary gear mechanism is fixedly mounted Wheel) (17) casing between increase wind spring (or other elastic deformation element or component can occur) (30) and by both ends respectively with row Carrier (17) is fixedly connected with casing.When starting or rear class resistance increase suddenly, wind spring (30) rotates storage energy to high energy position Amount makes planet carrier (17) can rotate or continue on the basis of original to the rotation of high energy position, make speed changer have certain buffering with Adaptation process prevents the engine misses when starting or rear class resistance increase suddenly, improves the starting of speed changer and reply rear class Resistance increased performance suddenly；When the rotating speed of output shaft (7) and torque are less than rear class transmission mechanism, wind spring (30) is to low energy position Rotation releases energy, and improves the driving force to rear class transmission mechanism, balances the output torque and energy of speed changer, makes speed changer Performance is more stablized.
Embodiment 9：It is on the basis of previous embodiment, in the high square of the bigger low speed of planet gear mechanism transmission or Slow down to increase to install between square drive path and journey variable elastic stepless speed changer or rotational speed governor (4) and be driven bigger change Fast mechanism, the torque that the high square of low speed or deceleration are increased to square drive path further slow down and increase that be transmitted to journey variable elastic after square stepless Speed changer or rotational speed governor (4) reduce the working frequency of elastic transmissioning element or component；Or in rotational speed governor (4) and output Installation is driven bigger gear or installation planet carrier (17) or the fixed planetary gear machine of gear ring (16) between axis Structure exports again after the torque reduction of rotational speed governor (4) output is increased square, and speed changer is made to obtain better low speed and starts and is driven Performance.Or increase the gearratio that gear further changes drive path in speedup subtracts square or deceleration increasing square drive path, The rotating speed of drive path is made to be in always in the range of ideal variable-speed torque-converting or entire contiuously variable transmission is made to be in always preferably In the range of variable-speed torque-converting, the variable-speed torque-converting performance of speed changer is improved.
Embodiment 10：It is on the basis of previous embodiment, is controlled in journey variable elastic stepless speed changer or rotating speed Increasing appropriate control mechanism in device (4) makes speed changer when requiring low speed rotation, make journey variable elastic stepless speed changer or Rotational speed governor (4) only has partial elastic actuated element to participate in torque transmission；Or make the initial pressure or bullet of elastic transmissioning element Property coefficient is in reduced levels；Or make the transmission of intermediate transmission mechanism bigger；Or make the locking duty ratio of interval lockable mechanism It is maintained in smaller range；Or make intermittent drive mechanism in each transmission time for being driven the period no more than a certain fixation Value makes the rotating speed that speed changer exports be in the safe range of speeds and cannot be driven at full speed always, improves speed changer special Security performance in the case that condition and safety coefficient are more demanding.Or between the input shaft and output shaft of speed changer or Speedup subtracts square increases the gear combination with one-way clutch and lockable mechanism or clutch between increasing square drive path of slowing down, When output shaft being needed to slowly run or playing engine braking effect, the increased lockable mechanism of locking or clutch make one-way clutch Locking prevents the rotating speed of output shaft from the rotating speed more than a certain ratio of input shaft or former slow down is made to increase the rotating speed of square drive path The rotating speed that former speedup subtracts a certain ratio of square drive path cannot be more than；Do not need to output shaft slowly run or engine braking effect During fruit, increased lockable mechanism or clutch release and one-way clutch discharge, and speed changer can be according to the free speed change of actual conditions.
Journey variable elastic stepless speed changer or rotational speed governor (4) in previous embodiment can also use other suitable nothings Grade speed changer, conventional transmission device or rotational speed governor replace.

Claims (10)

1. a kind of planetary gear multi-way drive stepless speed variator is to realize the speed change that variable speed bending moment is carried out to input torque Device it is characterized in that being connected with each other with two groups of planetary gear mechanisms, is inputted with a rotatable parts of prime planetary gear mechanism Wheel receives input torque, makees output wheel output torque with a rotatable parts of rear class planetary gear mechanism, by prime planet tooth Wheel mechanism remaining two rotatable parts before and after rear class planetary gear mechanism remaining two rotatable parts respectively with being connected with each other The different intermediate transmission path of two or more gearratio is set up, will realize that the contiuously variable transmission of variable speed is mounted on In intermediate transmission path, by be mounted on the contiuously variable transmission in intermediate transmission path according to input power, output resistance torque and The variation of rotating speed and control requirement selection gearratio directly carry out variable speed to the part or all of torque of intermediate drive path Output is transmitted to the rotating speed that rear class transmission mechanism comes stepless adjustment or control intermediate transmission path, and then adjustment planet tooth after bending moment The torque transmission task or rotating speed of each rotatable parts of mechanism or each drive path are taken turns, realizes planetary gear mechanism to input power Rotating speed and torque carry out variable speed bending moment and complete variable speed task；And gear, clutch, locking machine also can be used Structure, one-way clutch make transmission mechanism, increase in gear, clutch, lockable mechanism, one-way clutch in drive path More than one transmission mechanism come change the drive characteristic of drive path and change gearratio make speed changer obtain bigger speed change Torque conversion range and better stability and higher transmission efficiency.
2. planetary gear multi-way drive stepless speed variator according to claim 1, it is characterized in that with two groups of planetary gear mechanisms It is connected with each other, receives input torque as wheel for inputting with a rotatable parts of prime planetary gear mechanism, with rear class planetary gear One rotatable parts of mechanism make output wheel output torque, by prime planetary gear mechanism remaining two rotatable parts respectively with Be mutually permanently connected before and after remaining two rotatable parts of rear class planetary gear mechanism the high square of composition low speed or the high square of low speed it is brighter Aobvious deceleration increases square drive path, the low square of high speed or the obvious speedup of the low square of high speed and subtracts square drive path；By contiuously variable transmission (4) input terminal square high with low speed or deceleration increase square drive path and connect, and output terminal is directly or through speed and direction changing mechanism and output Axis connection, by contiuously variable transmission (4) according to the stepless choosing of the variation of input power, output resistance torque and rotating speed and control requirement Gearratio is selected, the high square of control low speed or deceleration is gone to increase the stepless variation of rotating speed of square drive path and make planetary gear mechanism stepless Variable-speed torque-converting.
3. planetary gear multi-way drive stepless speed variator according to claim 1, it is characterized in that with two groups of planetary gear mechanisms It is connected with each other, receives input torque as wheel for inputting with a rotatable parts of prime planetary gear mechanism, with rear stage planet tooth One rotatable parts of wheel mechanism make output wheel output torque, by remaining two rotatable parts of front and back stages planetary gear mechanism The front and rear high square of composition low speed, the low square of high speed of being mutually permanently connected；And the drive path that will preferentially dally directly exports, it will Contiuously variable transmission (4) is after the output wheel that can be dallied or after drive path, by the output terminal of outgoing route directly or Through speed and direction changing, mechanism is connected with exporting axis, by contiuously variable transmission (4) according to input power, output resistance torque and rotating speed and control System requirement changes stepless selection gearratio, goes to control the stepless change of rotating speed of drive path that may be dallied in transmission process The variable-speed torque-converting changed and make planetary gear mechanism stepless.
4. according to claim 1 or 2 or 3 planetary gear multi-way drive stepless speed variators, it is characterized in that there is two biographies It moves than being further added by one group of planetary gear mechanism after the planetary gear multi-way transmission speed variator in different paths, by increased planet tooth Take turns mechanism be mounted on contiuously variable transmission (4) output shaft between, increase planetary gear mechanism planet carrier (17) and casing it Between clutch is installed, between contiuously variable transmission (4) and the planet carrier (22) of rear class planetary gear mechanism install clutch composition Reverse clutch combines, and clutch is installed between output shaft in the sun gear (18) for increasing planetary gear mechanism, in stepless change Clutch composition forward gear clutch is installed to combine between fast device (4) and the sun gear (21) of rear class planetary gear mechanism, according to Transmission requirement warp is manual or automatically selects drive shift or the work of reverse gear combined clutch, completes advance or the reverse gear of speed changer Task；Or increased planetary gear mechanism is mounted between contiuously variable transmission (4) and rear class planetary gear mechanism, it goes increasing Clutch is installed between the planet carrier (17) of star gear mechanism and the sun gear (21) of rear class planetary gear mechanism, is increasing planet Clutch is installed between the gear ring (16) of gear mechanism and the input terminal of contiuously variable transmission (4), the output in contiuously variable transmission (4) End is combined with installing clutch composition forward gear clutch between output shaft, in the gear ring (16) for increasing planetary gear mechanism with after Grade planetary gear mechanism planet carrier (22) between clutch is installed, increase planetary gear mechanism planet carrier (17) with it is stepless Clutch is installed between the input terminal of speed changer (4), clutch is installed between the output terminal and output shaft of contiuously variable transmission (4) It is combined with changement composition reverse clutch, require warp manually according to transmission or automatically selects drive shift or reverse gear combination clutch Device works, and completes the advance of speed changer or reverse gear task；Or form reverse gears and drive shift with other flexible connection modes Combined clutch requires warp manually or automatically selects drive shift or the work of reverse gear combined clutch, completes speed changer according to transmission Advance or reverse gear task；Or drive shift or reverse clutch is replaced to combine with suitable shift mechanism or changement, It requires warp manually according to transmission or automatically selects drive shift or reverse shift mechanism or changement work, before completing speed changer Into or reverse gear task；Or by the input terminal of the larger contiuously variable transmission of variable-speed torque-converting range (4) directly with rear class planet tooth The sun gear (21) of wheel mechanism is fixedly connected, and clutch is installed between casing in the planet carrier (17) for increasing planetary gear mechanism Make reverse clutch, clutch between output shaft is installed in the sun gear (18) for increasing planetary gear mechanism and makees drive shift clutch Device, according to transmission requirement through manually or automatically selecting drive shift or reverse gear combined clutch and work, complete speed changer advance or Reverse gear task.
5. planetary gear multi-way drive stepless speed variator according to claim 1, it is characterized in that in the smaller energy hair of gearratio Increase the one-way clutch that can only make the drive path forward direction driving torque between the drive path and casing of raw reverse drive torque Device prevents the torque of rear class transmission mechanism that invalid torque cycle to be prevented to occur, makes speed changer from being transmitted to prime transmission mechanism Stability is more preferable, transmission efficiency higher.
6. according to claim 1 or 2 or 3 planetary gear multi-way drive stepless speed variators, it is characterized in that in drive path Increase the gearratio that common gear further changes drive path, the rotating speed of drive path is made to be in variable speed always In the range of device (4) variable-ratio bending moment or in the range of ideal variable-speed torque-converting or entire planetary gear multi-way is made to be driven stepless change Fast device is in always in the range of ideal variable-speed torque-converting, improves the variable-speed torque-converting performance of speed changer.
7. according to claim 1 or 2 or 3 planetary gear multi-way drive stepless speed variators, it is characterized in that at original two On the basis of drive path, it is further added by more than a set of or a set of simultaneously in a wherein drive path or in two drive paths Planetary gear mechanism, will increase by two drives of planetary gear mechanism respectively with the front stage planetary gear mechanism in the path Drive or connect with the drive before the path and rear class transmission mechanism and keep original drive path, by increase go Another drive of star gear mechanism is direct or directly drives output shaft through speed changer, changement and increases drive path, Make turn that planetary gear multi-way drive stepless speed variator speedup in low speed or starting subtracts square or the low square drive path of high speed passes The torque of the positive transmission of square and part directly exports；Or make the section transmission task of deceleration increasing square or the high square drive path of low speed straight Connect output and reduce the drive task of contiuously variable transmission, make planetary gear multi-way drive stepless speed variator can to the torque of bigger into Row variable-speed torque-converting, the wider gearshift performance of torque conversion range for making entire planetary gear multi-way drive stepless speed variator are more preferable.
8. according to claim 1 or 2 or 3 planetary gear multi-way drive stepless speed variators, it is characterized in that increasing square slowing down Or increase clutch between square or the high square drive of low speed and casing between the high square drive path of low speed and casing or slowing down to increase Or lockable mechanism (29), change to very little in the gearratio of contiuously variable transmission (4) still fully cannot be transmitted to rear class biography by input torque During motivation structure, increased clutch or lockable mechanism (29) locking, which are prevented to slow down, increases square or the high square drive path of low speed or transmission Wheel rotates and reduces drive path, and planetary gear multi-way drive stepless speed variator is made to be driven at full speed；Or have three or three with In the speed changer of upper drive path, clutch or lockable mechanism lock are installed in two outgoing routes of increased planetary gear mechanism One-way clutch release makes one-way clutch locking when drive path disconnection, clutch or lockable mechanism release make transmission road when only The clutch or lockable mechanism of diameter connection are combined with one-way clutch, and very little is changed to still not in the gearratio of contiuously variable transmission (4) When can input torque fully be transmitted to rear class transmission mechanism, increased clutch or lockable mechanism locking are prevented into the drive path Continue driving torque and reduce drive path, make the gearratio of planetary gear multi-way drive stepless speed variator become smaller, improve The transmission efficiency of planetary gear multi-way drive stepless speed variator makes the variable-speed torque-converting model of planetary gear multi-way drive stepless speed variator It is more preferable to enclose wider gearshift performance.
9. planetary gear multi-way drive stepless speed variator according to claim 1, it is characterized in that by increased planetary gear machine Increase between rotatable parts and casing that structure is fixedly mounted wind spring or it is other can occur elastic deformation element or component (30), improve The starting of planetary gear multi-way drive stepless speed variator and reply rear class resistance increased performance and balance speed changer suddenly it is defeated Go out torque and energy, planetary gear multi-way drive stepless speed variator performance is made more to stablize.
10. planetary gear multi-way drive stepless speed variator according to claim 1, it is characterized in that requiring planetary gear multi-way Drive stepless speed variator low speed rotation and when making contiuously variable transmission (4) with journey variable elastic stepless speed changer (4), makes stroke can Become elastic stepless speed changer (4) to only have partial elastic actuated element to participate in torque transmission or make the starting pressure of elastic transmissioning element Power or coefficient of elasticity are in reduced levels or make the transmission of intermediate transmission mechanism bigger or make the locking of interval lockable mechanism Duty ratio is maintained in smaller range or makes intermittent drive mechanism in each transmission time for being driven the period no more than a certain Fixed value, the rotating speed that planetary gear multi-way drive stepless speed variator exports is made to be in always in the safe range of speeds and cannot be complete Speed transmission；Or subtract square and increasing of slowing down between the input shaft and output shaft of planetary gear multi-way drive stepless speed variator or in speedup When increasing with one-way clutch and lockable mechanism or clutch and lockable mechanism or clutch locking between square drive path and One-way clutch is when also locking, lockable mechanism or clutch discharge and gear combination that one-way clutch also discharges, need it is defeated When shaft slowly runs or plays engine braking effect, the increased lockable mechanism of locking or clutch make one-way clutch also lock Only, prevent the rotating speed of output shaft from the rotating speed more than a certain ratio of input shaft or make the rotating speed of former increasing square drive path of slowing down not The rotating speed that former speedup subtracts a certain ratio of square drive path can be more than, improve planetary gear multi-way drive stepless speed variator in special item Security performance in the case that part and safety coefficient are more demanding.
CN201410022337.2A 2013-01-19 2014-01-17 Planetary gear multi-way drive stepless speed variator Expired - Fee Related CN103711847B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410022337.2A CN103711847B (en) 2013-01-19 2014-01-17 Planetary gear multi-way drive stepless speed variator

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN2013100198516 2013-01-19
CN201310019851.6 2013-01-19
CN2013100198516A CN103075475A (en) 2013-01-19 2013-01-19 Planetary series stepless transmission for controlling rotating speed of controlled transmission path
CN201410022337.2A CN103711847B (en) 2013-01-19 2014-01-17 Planetary gear multi-way drive stepless speed variator

Publications (2)

Publication Number Publication Date
CN103711847A CN103711847A (en) 2014-04-09
CN103711847B true CN103711847B (en) 2018-06-19

Family

ID=48152119

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2013100198516A Pending CN103075475A (en) 2013-01-19 2013-01-19 Planetary series stepless transmission for controlling rotating speed of controlled transmission path
CN201410022337.2A Expired - Fee Related CN103711847B (en) 2013-01-19 2014-01-17 Planetary gear multi-way drive stepless speed variator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN2013100198516A Pending CN103075475A (en) 2013-01-19 2013-01-19 Planetary series stepless transmission for controlling rotating speed of controlled transmission path

Country Status (1)

Country Link
CN (2) CN103075475A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103335085B (en) * 2013-07-17 2015-09-09 重庆大学 A kind of magnetorheological step-less moment variator capable of reversing
WO2016112524A1 (en) * 2015-01-16 2016-07-21 吴志强 Continuously variable transmission
CN104747668B (en) * 2015-04-13 2016-02-24 南京康尼精密机械有限公司 A kind of differential speed regulation planet gear stageless speed variator
CN106195169B (en) * 2016-07-08 2018-11-23 天津天海同步科技有限公司 Planet row type buncher and power assembly with it
CN115523268A (en) * 2018-01-15 2022-12-27 怀化沃普环保科技有限公司 Multi-stage planetary gear coaxial type speed change device or technology
CN110043620A (en) * 2018-01-15 2019-07-23 怀化沃普环保科技有限公司 Planetary gear and the fixed Contiuum type planetary transmission of axis
CN108443050A (en) * 2018-02-05 2018-08-24 佛山科学技术学院 Stepless speed changing type ocean current energy generator
CN214036724U (en) * 2020-12-08 2021-08-24 熊一洲 All-gear continuously variable transmission
CN113685514A (en) * 2021-08-27 2021-11-23 清驰汽车江苏有限公司 Single-side input and output three-planet-row stepless speed change mechanism and speed change method thereof
CN114216788B (en) * 2021-12-21 2024-04-12 中国科学院力学研究所 Quasi-static loading device of anchoring structure in soil with controllable driving torque

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101070901A (en) * 2007-04-23 2007-11-14 龙宏元 Planetary gear multi-way drive stepless speed variator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11180173A (en) * 1997-12-19 1999-07-06 Mitsubishi Motors Corp Driving unit for hybrid electric vehicle
JP2005214274A (en) * 2004-01-29 2005-08-11 Hayashi Kikue Gear type continuously variable transmission
CN2703163Y (en) * 2004-06-18 2005-06-01 田家铭 Planetary gear variable speed transmission
CN2802193Y (en) * 2005-06-29 2006-08-02 田家铭 Planetary gear circulation accelerator
DE102008001326A1 (en) * 2008-04-23 2009-10-29 Zf Friedrichshafen Ag Stepless transmission device of a drive train of a vehicle
CN101806341B (en) * 2010-04-21 2012-05-23 大连交通大学 Internally engaged double planetary gear stepless transmission
CN102777555B (en) * 2012-08-13 2015-04-22 山东常林机械集团股份有限公司 Continuous power infinitely variable speed transmission mechanism

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101070901A (en) * 2007-04-23 2007-11-14 龙宏元 Planetary gear multi-way drive stepless speed variator

Also Published As

Publication number Publication date
CN103711847A (en) 2014-04-09
CN103075475A (en) 2013-05-01

Similar Documents

Publication Publication Date Title
CN103711847B (en) Planetary gear multi-way drive stepless speed variator
CN104126085B (en) Torque-splitting transmission
CN101809330B (en) Power split transmission
CN106763565B (en) The three gear planet speed change mechanisms used suitable for electric vehicle
CN101815884B (en) Power split transmission
CN202914648U (en) Stepless speed change device for motor speed regulation
KR101172304B1 (en) Power train for automatic transmission
CN103335075B (en) Automatically controlled speed governing stepless speed variator system and control method
CN101070901A (en) Planetary gear multi-way drive stepless speed variator
CN107023615A (en) A kind of planetary transmission
CN105501055B (en) The transmission device and travel control method of endless-track vehicle
CN110005767A (en) The step change transmission of mechanical uninterruptible power
CN205001456U (en) Many grades of automatic integrative one -way formula derailleurs that surmount in step of no separation and reunion hand
CN209892698U (en) Two-gear electrically-driven transmission with double-step planetary wheel set
CN209458357U (en) A kind of single planetary gear two-shift automatic speed variator of double clutches
CN109578544B (en) Single-planet-row multi-mode hydraulic mechanical stepless speed changer
CN103615505B (en) A kind of transmission of road roller
CN109458439A (en) A kind of the tractor infinitely variable transmission and application method of single planetary row confluence
CN103711846B (en) Ten gear gearboxes of a kind of dead axle and planet Composite Transmission
CN102705457A (en) Variable-speed transmission device for electric automobile
CN105114555A (en) Multi-gear clutch-free manual and automatic integrated one-way synchronous overdrive transmission
CN109268454A (en) A kind of worm-gear type two keeps off speed change gear and its method for changing speed
CN204512351U (en) Double clutch hydraulic mechanical stepless gearbox
CN203670638U (en) Road roller transmission
CN110017354A (en) Two speed 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
TA01 Transfer of patent application right

Effective date of registration: 20180330

Address after: 418000 Huaihua hi tech Zone, Hunan Province, the 10 building of pioneering and Innovation Building

Applicant after: HUAIHUA WOPU ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD.

Address before: 418000 community of Liyuan Road in Hecheng District, Huaihua City, Hunan

Applicant before: Long Hongyuan

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180619

CF01 Termination of patent right due to non-payment of annual fee