CN103939537B - Gear run stepless speed changer - Google Patents
Gear run stepless speed changer Download PDFInfo
- Publication number
- CN103939537B CN103939537B CN201410196428.8A CN201410196428A CN103939537B CN 103939537 B CN103939537 B CN 103939537B CN 201410196428 A CN201410196428 A CN 201410196428A CN 103939537 B CN103939537 B CN 103939537B
- Authority
- CN
- China
- Prior art keywords
- gear
- power input
- speed changer
- stepless speed
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/42—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with gears having teeth formed or arranged for obtaining multiple gear ratios, e.g. nearly infinitely variable
- F16H3/423—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with gears having teeth formed or arranged for obtaining multiple gear ratios, e.g. nearly infinitely variable the teeth being arranged on a surface of generally conical shape
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
The present invention relates to a kind of gear run stepless speed changer, belong to the one of buncher.Being structurally characterized in that of this buncher, it includes power input device, the actuating device being connected with this power input device outfan, by the oil pressure regulation device that universal coupling device is connected with this transmission output.Actuating device is gear drive.Gear drive is have employed owing to due to the fact that, both the problem that frictional drive efficiency is low, the life-span is short had been avoided, in turn ensure that power transmission is free of discontinuities, speed change is steady, bigger gear ratio can be realized, without clutch and hydraulic power, more reasonable structure, reducing cost, power input is more direct, and it is capable of gentle start and the parking of band shelves, it is possible to mate more powerful electromotor.
Description
Technical field
The present invention relates to a kind of buncher, particularly a kind of gear run stepless speed changer.
Background technology
Existing buncher is limited by its structure and operation principle, how with stiction transmission, easily occurs skidding, affect the transmission efficiency of variator when load is bigger.Slide simultaneously and friction can produce substantial amounts of heat and the life-span of effect of attrition variator.According to strengthen thrust mode to strengthen stiction, then can strengthen simultaneously parts operate time resistance.Loss power, affects the utilization ratio of power.Variator self uses fluid heat radiation and lubrication, and lubrication and friction are conflict relations, although has special fluid, but can not tackle the problem at its root.
Although pulse-type continuously variable transmission does not use stiction transmission, but its power is the output of wave band formula, and power output is discontinuous.Owing to power output is discontinuous, so being only used for some to the not strict field of power demand, such as packaging and weaving.And for as fields that power demand is higher such as automobiles, discontinuous power exports, directly affect utilization ratio and the performance of power, so planting variator to shall not be applied to the field that power demand is higher.
Summary of the invention
Easily there is skidding when load is bigger in what it is an object of the invention to solution prior art existence, affect the transmission efficiency of variator, and produce amount of heat and the problem in effect of attrition variator life-span because sliding and rub, overcome the power output that pulse-type continuously variable transmission brings discontinuous, the problem using narrow range simultaneously.Thering is provided a kind of reasonable in design, power transmission efficiency is high, long service life, and gear ratio value is big, and speed change is steadily and without mating the gear drive buncher of clutch.
The present invention is achieved through the following technical solutions: this gear run stepless speed changer, it is characterized in that and includes power input device, the outfan of power input device is connected to actuating device, the outfan of actuating device is connected to oil pressure regulation device, actuating device includes the gear frame 4 being arranged in housing 5, gear frame 4 offers slideway 14, slideway 14 is provided with retainer 3 by slide block 15, retainer 3 can move in slideway 14, is provided with gear drive by floating bearing 6 in retainer 3；
Described gear drive is horizontal, including axle 19 and two axles 20 being arranged on by floating bearing 6 in retainer 3, one axle 19 and two axles 20 are separately installed with intermeshing driving gear 2 and driven gear 1, a described axle 19 is connected to power input device by universal joint, and described two axles 20 are connected to oil pressure regulation device by universal coupling device；
This structure make use of the gear frame of two gears and similar lever principle and the universal joint shaft device being connected with gear, and universal joint shaft device serves as input and the output device of power.Compared with the automatic transmission of traditional manual transmission and Planetary Gear Transmission, eliminate controller complicated in multiple sets of teeth wheel and lock unit and automatic transmission i.e. many group clutches and brake, make structure simpler, and the structure of horizontal, the transmission direction of power does not change, and the loss of power is lower.
Described driving gear 2 and driven gear 1 are spur gear or helical gear simultaneously；
Described universal coupling device includes the universal joint being connected respectively with two axles 20, power output shaft 10, is provided with four axles 22 between two universal joints；
Described gear drive is rectilinear, include three axles 21 being arranged in retainer 3 by floating bearing 6 from top to bottom, three axles 21 are provided with driven gear 1, the umbrella planetary gear 17 being arranged on gear shaft 18 engaged with driven gear 1, the lower section of described umbrella planetary gear 17 is engaged with the driving gear 2 being arranged on sliding key shaft 7, and described three axles 21 are connected above oil pressure regulation device；
Described driving gear 2, driven gear 1 are bevel gear；
Described driven gear 1, gear shaft 18, driving gear 2 are all arranged in retainer 3；
Described power input device includes power input shaft 8, and power input shaft 8 is connected to sliding key shaft 7 by universal joint 9, and sliding key shaft 7 is connected with gear drive by universal joint or is directly connected with gear transmission structure；
Described regulation device includes the power output shaft 10 being connected by axle with driven gear 1, power output shaft 10 is arranged in hydraulic jack 11, it is connected with the gearshift driver plate 16 being arranged on hydraulic jack 11 top by bearing, power output shaft 10 is constant with the upper-lower position of gearshift driver plate 16, and gearshift driver plate 16 is fixing with the hydraulic piston 12 being arranged in hydraulic jack 11 to be connected；
Described power output shaft 10 with the upper-lower position of gearshift driver plate 16 constant refer to power output shaft 10 can rotation in gearshift driver plate 16, but its upper-lower position with gearshift driver plate 16 remains unchanged, and moving up and down of power output shaft 10 is driven by gearshift driver plate 16；
In order to keep the sealing of hydraulic jack 11, between hydraulic jack 11 and hydraulic piston 12, it is provided with sealing ring 13.
Gear drive is have employed owing to due to the fact that, both the problem that frictional drive efficiency is low, the life-span is short had been avoided, in turn ensure that power transmission is free of discontinuities, speed change is steady, bigger gear ratio can be realized, without clutch and hydraulic power, more reasonable structure, reducing cost, power input is more direct, and it is capable of gentle start and the parking of band shelves, it is possible to mate more powerful electromotor.
Accompanying drawing explanation
Fig. 1: the structural representation of embodiment 1；
Fig. 2: the schematic diagram of embodiment 1；
Fig. 3: the structural representation of universal coupling device in embodiment 1；
Fig. 4: the structural representation of embodiment 2；
Fig. 5: the schematic diagram of embodiment 2；
In figure: 1, driven gear, 2, driving gear, 3, retainer, 4, gear frame, 5, housing, 6, floating bearing, 7, sliding key shaft, 8, power input shaft, 9, universal joint, 10, power output shaft, 11, hydraulic jack, 12, hydraulic piston, 13, sealing ring, 14, slideway, 15, slide block, 16, gearshift driver plate, 17, umbrella planetary gear, 18, gear shaft, 19, one axle, 20, two axle, 21, three axles, 22, four axles.
Detailed description of the invention
Provide the specific embodiment of the present invention below with reference to accompanying drawing, be used for the structure of the present invention is described further.
Embodiment 1: with reference to Fig. 1-3.This gear run stepless speed changer, including power input shaft 8, power input shaft 8 is connected to sliding key shaft 7 by universal joint 9, and power input shaft 8, universal joint 9 constitute power input device with sliding key shaft 7.Power input device is connected to actuating device, actuating device includes the gear frame 4 being arranged in housing 5, gear frame 4 offers slideway 14, slideway 14 is provided with retainer 3 by slide block 15, retainer 3 can move in slideway 14, is provided with horizontal gear drive by floating bearing 6 in retainer 3；This mechanism includes axle 19 and two axles 20 being arranged in retainer 3 by floating bearing 6, one axle 19 and two axles 20 are separately installed with intermeshing active spur gear 2 and driven spur gear 1, a described axle 19 is connected to power input device by universal joint, described two axles 20 are connected to four axles 22 by universal joint, and the end of four axles 22 is connected to oil pressure regulation device by universal joint；Oil pressure regulation device includes the power output shaft 10 being connected by axle with driven gear 1, power output shaft 10 is arranged in hydraulic jack 11, it is connected with the gearshift driver plate 16 being arranged on hydraulic jack 11 top by bearing, power output shaft 10 is constant with the upper-lower position of gearshift driver plate 16, described power output shaft 10 is constant with the upper-lower position of gearshift driver plate 16 refers to that power output shaft 10 can rotation in gearshift driver plate 16, but its with gearshift driver plate 16 upper-lower position remain unchanged, power output shaft 10 move up and down by gearshift driver plate 16 drive；Gearshift driver plate 16 is fixing with the hydraulic piston 12 being arranged in hydraulic jack 11 to be connected；Sealing ring 13 it is provided with, it is ensured that the sealing of hydraulic jack 11 between hydraulic jack 11 and hydraulic piston 12.
Operation principle: power input shaft 8 rotates, sliding key shaft 7 is driven to rotate by universal joint 9, and then drive driving gear 2 to rotate, driving gear 2 rotates and drives driven gear 1 to rotate, when the running resistance of driven gear 1 is more than the driving force of the running resistance of gear frame 4 or driving gear 2, driven gear 1 can be produced one by the circumferential force of meshing point by driving gear 2 rotation.Simultaneously the center of circle of driving gear 2 can obtain one in opposite direction with circumferential force, equal-sized counteracting force.Counteracting force promotes gear frame 4 to rotate, driven gear 1 center of circle is produced gear frame 4 one and circumferential force is in opposite direction, is sized to the thrust of thrust N times of driving gear 2 center of circle (N is driving gear 2 center of circle ratio to gear frame 4 centre distance with driven gear 1 center of circle to gear frame 4 centre distance).Driven gear 1 does the rotation contrary with driving gear 2 rotation direction, regulation device is regulated when needs speed change, stir gearshift driver plate 16, hydraulic piston 12 upwards or moves up and down, and when hydraulic piston 12 moves upward, power output shaft 10 moves upward, retainer 3 is driven to move right, increase driving gear 2 center of circle to gear frame 4 centre distance and driven gear 1 center of circle to the ratio of gear frame 4 centre distance, reduce output speed, increase output moment of torsion；It is contrary to hydraulic piston 12 moves downward, retainer 3 is to left movement, increase driven gear 1 center of circle distance to gear frame 4 center, reduce driving gear 2 center of circle ratio to gear frame 4 centre distance with driven gear 1 center of circle to gear frame 4 centre distance, improve output speed, reduce output moment of torsion, it is achieved infinitely variable speeds process.
Embodiment 2: with reference to Fig. 4-5, this gear run stepless speed changer, including power input shaft 8, power input shaft 8 is connected to sliding key shaft 7 by universal joint 9, and power input shaft 8, universal joint 9 constitute power input device with sliding key shaft 7.nullPower input device is connected to actuating device，Actuating device includes the gear frame 4 being arranged in housing 5，The opened above of gear frame 4 has slideway 14，Retainer 3 is arranged in the slideway 14 of gear frame 4 by slide block 15 and can be moved in slideway 14，Retainer 3 is provided with rectilinear gear drive by floating bearing 6，This mechanism includes three axles 21 being arranged in retainer 3 by floating bearing 6 from top to bottom，Three axles 21 are provided with driven wheel of differential 1，The umbrella planetary gear 17 being arranged on gear shaft 18 engaged with driven wheel of differential 1，The lower section of described umbrella planetary gear 17 is engaged with the drive bevel gear 2 being arranged on sliding key shaft 7，Described three axles 21 are connected above oil pressure regulation device，This oil pressure regulation device includes the power output shaft 10 being connected by axle with driven gear 1，Power output shaft 10 is arranged in hydraulic jack 11，It is connected with the gearshift driver plate 16 being arranged on hydraulic jack 11 top by bearing，Power output shaft 10 is constant with the upper-lower position of gearshift driver plate 16，Described power output shaft 10 is constant with the upper-lower position of gearshift driver plate 16,Refer to that power output shaft 10 can rotation in gearshift driver plate 16，But its with gearshift driver plate 16 upper-lower position remain unchanged，Moving up and down of power output shaft 10 is driven by gearshift driver plate 16；Gearshift driver plate 16 is fixing with the hydraulic piston 12 being arranged in hydraulic jack 11 to be connected；Sealing ring 13 it is provided with, it is ensured that the sealing of hydraulic jack 11 between hydraulic jack 11 and hydraulic piston 12.
Operation principle: when the driving force of the rotary resistance more than gear frame 4 of driven wheel of differential 1 running resistance or drive bevel gear 2；Drive bevel gear 2 rotation can promote umbrella planetary gear 17 to produce the kinetic potential of a displacement, and it is mobile that umbrella planetary gear 17 promotes retainer 3 to produce, and then promotes gear frame 4 to move.Driven wheel of differential 1 center of circle is produced thrust by gear frame 4.Under thrust, driven gear 1 does the rotation in opposite direction with driving gear 2.It is more near that retainer 3 centre-to-centre spacing passes gear frame 4 center, and the output more big rotating speed of moment of torsion is more low, otherwise, then moment of torsion is more little, and rotating speed is more high.Regulation device is regulated when needs speed change, stir gearshift driver plate 16, hydraulic piston 12 upwards or moves up and down, when hydraulic piston 12 moves upward, power output shaft 10 moves upward, and drives retainer 3 to move right, increases planetary gear 17 center and use the ratio of gear frame 4 centre distance to gear frame 4 centre distance and driven gear 1 center, increase output moment of torsion, reduce output speed；It is contrary to hydraulic piston 12 moves downward, retainer 3, to left movement, reduces planetary gear 17 center and uses the ratio of gear frame 4 centre distance to gear frame 4 centre distance and driven gear 1 center, reduces output moment of torsion, improve output speed, it is achieved infinitely variable speeds process.
Protection scope of the present invention is not limited to above example, every gear drive buncher identical or equivalent with technical solution of the present invention structure and the variator identical with technical solution of the present invention principle, belongs to the protection domain of invention.
Claims (10)
- null1. gear run stepless speed changer，It is characterized in that including power input device，The outfan of power input device is connected to actuating device，The outfan of actuating device is connected to oil pressure regulation device by universal coupling device，Actuating device includes the gear frame (4) being arranged in housing (5)，Gear frame (4) offers slideway (14)，Slideway (14) is provided with retainer (3) by slide block (15)，Retainer (3) can motion in slideway (14)，Retainer (3) is provided with gear drive by floating bearing (6)，Described regulation device includes the power output shaft (10) being connected by axle with driven gear (1)，Power output shaft (10) is arranged in hydraulic jack (11)，It is connected with the gearshift driver plate (16) being arranged on hydraulic jack (11) top by bearing，Power output shaft (10) is constant with the upper-lower position of gearshift driver plate (16)，Gearshift driver plate (16) is fixing with the hydraulic piston (12) being arranged in hydraulic jack (11) to be connected.
- 2. gear run stepless speed changer according to claim 1, it is characterized in that described gear drive is horizontal, including the axle (19) being arranged on by floating bearing (6) in retainer (3) and two axles (20), one axle (19) and two axles (20) are separately installed with intermeshing driving gear (2) and driven gear (1), a described axle (19) is connected to power input device by universal joint, and described two axles (20) are connected to oil pressure regulation device by universal coupling device.
- 3. gear run stepless speed changer according to claim 2, it is characterised in that described driving gear (2) and driven gear (1) are spur gear or helical gear simultaneously.
- 4. gear run stepless speed changer according to Claims 2 or 3, it is characterized in that described universal coupling device includes the universal joint being connected with two axles (20), power output shaft (10) respectively, between two universal joints, be provided with four axles (22).
- 5. gear run stepless speed changer according to claim 1, it is characterized in that described gear drive is rectilinear, include three axles (21) being arranged in retainer (3) by floating bearing (6) from top to bottom, three axles (21) are provided with driven gear (1), the umbrella planetary gear (17) being arranged on gear shaft (18) engaged with driven gear (1), the lower section of described umbrella planetary gear (17) is engaged with the driving gear (2) being arranged on sliding key shaft (7), described three axles (21) are connected above oil pressure regulation device.
- 6. gear run stepless speed changer according to claim 5, it is characterised in that described driving gear (2) and driven gear (1) are bevel gear simultaneously.
- 7. gear run stepless speed changer according to claim 5 or 6, it is characterised in that described driven gear (1), gear shaft (18), driving gear (2) are all arranged in retainer (3).
- 8. gear run stepless speed changer according to claim 4, it is characterized in that described power input device includes power input shaft (8), power input shaft (8) is connected to sliding key shaft (7) by universal joint (9), and sliding key shaft (7) is connected to gear drive by universal joint or is directly connected with gear transmission structure.
- 9. gear run stepless speed changer according to claim 7, it is characterized in that described power input device includes power input shaft (8), power input shaft (8) is connected to sliding key shaft (7) by universal joint (9), and sliding key shaft (7) is connected to gear drive by universal joint or is directly connected with gear transmission structure.
- 10. gear run stepless speed changer according to claim 9, it is characterised in that be provided with sealing ring (13) between hydraulic jack (11) and hydraulic piston (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196428.8A CN103939537B (en) | 2014-05-12 | 2014-05-12 | Gear run stepless speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196428.8A CN103939537B (en) | 2014-05-12 | 2014-05-12 | Gear run stepless speed changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103939537A CN103939537A (en) | 2014-07-23 |
| CN103939537B true CN103939537B (en) | 2016-07-06 |
Family
ID=51187351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410196428.8A Expired - Fee Related CN103939537B (en) | 2014-05-12 | 2014-05-12 | Gear run stepless speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103939537B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058414A (en) * | 2018-04-09 | 2018-12-21 | 吴方平 | A kind of vehicle speed variation differential gear |
| CN113187857B (en) * | 2021-04-28 | 2023-09-29 | 曾昭达 | Spherical umbrella spiral bevel gear transmission mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5352162A (en) * | 1992-11-16 | 1994-10-04 | Coronel Paul K | Dual concentric positively infinitely variable rotary motion transmission |
| CN1147607A (en) * | 1995-10-12 | 1997-04-16 | 宋建军 | Planetary-gear constant-power stepless speed variator |
| US5870931A (en) * | 1995-05-18 | 1999-02-16 | Louis Sportelli | Protective cover assembly for commercial vehicle drive trains |
| CN1467391A (en) * | 2002-07-08 | 2004-01-14 | 宋建军 | Energy generating machine |
| CN1683808A (en) * | 2004-04-16 | 2005-10-19 | 李军 | Combined automatic stepless speed variator |
| CN1995776A (en) * | 2006-01-05 | 2007-07-11 | 李维农 | Gyro-coupled continuously variable transmission |
| CN101025219A (en) * | 2006-02-20 | 2007-08-29 | 罗勇 | Peripheral gear pole-free speed variator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013095391A (en) * | 2011-11-05 | 2013-05-20 | Nippon Cable Co Ltd | Cooling mechanism of driving shaft connecting part of cableway |
-
2014
- 2014-05-12 CN CN201410196428.8A patent/CN103939537B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5352162A (en) * | 1992-11-16 | 1994-10-04 | Coronel Paul K | Dual concentric positively infinitely variable rotary motion transmission |
| US5870931A (en) * | 1995-05-18 | 1999-02-16 | Louis Sportelli | Protective cover assembly for commercial vehicle drive trains |
| CN1147607A (en) * | 1995-10-12 | 1997-04-16 | 宋建军 | Planetary-gear constant-power stepless speed variator |
| CN1467391A (en) * | 2002-07-08 | 2004-01-14 | 宋建军 | Energy generating machine |
| CN1683808A (en) * | 2004-04-16 | 2005-10-19 | 李军 | Combined automatic stepless speed variator |
| CN1995776A (en) * | 2006-01-05 | 2007-07-11 | 李维农 | Gyro-coupled continuously variable transmission |
| CN101025219A (en) * | 2006-02-20 | 2007-08-29 | 罗勇 | Peripheral gear pole-free speed variator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103939537A (en) | 2014-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101408244B (en) | Mechanical hydraulic stepless speed changer and method and vehicle mechanical hydraulic stepless speed changer | |
| CN103573957B (en) | Bending moment type stepless speed variator | |
| CN103603934B (en) | A kind of stepless speed changing mechanism | |
| CN206175597U (en) | Farm machinery hydraulic pressure machinery infinitely variable speed case | |
| CN107139717A (en) | Electric car two keeps off transaxle and its driving method | |
| CN204647162U (en) | One-level cone tooth input planet gear case with pressure lubrication | |
| CN103939537B (en) | Gear run stepless speed changer | |
| CN206234335U (en) | Working truck hydraulic machinery is combined continuously variable transmission device | |
| CN202901250U (en) | Forward gear and reverse gear switching mechanism of continuously variable transmission (CVT) for automobile | |
| CN202091447U (en) | Dual-speed planetary walking speed reducer | |
| CN202579881U (en) | Engineering machinery drive axle | |
| CN204226184U (en) | ATF pump | |
| CN202768771U (en) | Hand-operated self-locking hydraulic torque converter | |
| CN206943343U (en) | The single planetary transmission of electric automobile | |
| CN202381630U (en) | Continuously variable transmission structure of planetary gears | |
| CN206600426U (en) | A kind of stepless speed variation device | |
| CN203868257U (en) | Stepless speed regulator for gear transmission | |
| CN202926976U (en) | Hydraulic transmission box for engineering machinery | |
| CN102635677A (en) | Traction drive continuously variable transmission | |
| CN106081963A (en) | A kind of two grades of double speed capstan winches | |
| CN206522431U (en) | Hydraulic crawler excavator running motor reductor | |
| CN102287495A (en) | Planet gear-orbiting reducer with two transmission ratios | |
| CN102691759A (en) | Tractor differential planetary speed-regulating mechanism allowing for infinitely variable speeds | |
| CN102537238A (en) | Stepless speed change structure for planetary gears | |
| CN203309051U (en) | Hydraulic mechanical composite transmission mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20200512 |