CN205859091U - Mechanical hydraulic compound drive gearbox - Google Patents
Mechanical hydraulic compound drive gearbox Download PDFInfo
- Publication number
- CN205859091U CN205859091U CN201620564500.2U CN201620564500U CN205859091U CN 205859091 U CN205859091 U CN 205859091U CN 201620564500 U CN201620564500 U CN 201620564500U CN 205859091 U CN205859091 U CN 205859091U
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- CN
- China
- Prior art keywords
- gear
- clutch
- hydraulic drive
- output shaft
- assembly
- 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
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 239000000969 carrier Substances 0.000 claims abstract description 32
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent Effects 0.000 description 1
- 230000002706 hydrostatic Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Abstract
The open a kind of mechanical hydraulic compound drive gearbox of this utility model, including power shaft, output shaft, machine driving assembly, hydraulic drive assembly, planet row confluence mechanism assembly and gearshift assembly, described machine driving assembly includes machine driving input clutch；Described hydraulic drive assembly includes hydraulic drive input clutch, fluid transmission gear pair, variable pump, fixed displacement motor, epicyclic gear train, hydraulic drive output clutch and hydraulic drive output shaft；Described planet row confluence mechanism assembly includes that sun gear, planet carrier, gear ring, gear ring power shaft, planet carrier output shaft, sun gear brake and gear ring brake, described gearshift assembly export power by output shaft.Beneficial effect: 1, this utility model can switch four kinds of transmission modes according to operating mode, improves work efficiency；2, electrodeless variable-speed transmission range is big.
Description
Technical field
This utility model belongs to Hydrostatic-mechanical Transmission field, and relating to one can realize different transmission mould according to different operating modes
The mechanical hydraulic compound drive gearbox of formula.
Background technology
Along with Machinery Automation, intelligent requirements are improved constantly by country, the raising of work efficiency also becomes must
So trend.Vehicle is advanced under different operating modes and is used different work pattern.Hydrostatic transmissions is generally provided that the widest gear ratio
Excursion, but transmission efficiency is lower than gear drive.Gear drive has the highest transmission efficiency, but can not accomplish stepless change
Speed.In the starting stage, use hydraulic drive；At working stage, use the transmission mode that mechanical-hydraulic combines；On transport rank
Section, uses machine driving.The single planetary row that patent text 201410337988.0 proposes confluxes hydraulic mechanical composite transmission speed change
Case achieves the conversion of Three models, but the shortcoming that there is electrodeless variable-speed transmission range relative narrower.
Utility model content
The purpose of this utility model is to provide a kind of simple planet row, the mechanical-hydraulic of many active sections high efficiency transmission is combined
Transfer gear box.
Power shaft that change speed gear box described in the utility model includes being arranged in casing, output shaft, machine driving assembly, liquid
Pressure drive assembly, planet row confluence mechanism assembly and gearshift assembly.Described machine driving assembly includes that machine driving inputs
Clutch；Described hydraulic drive assembly includes epicyclic gear train, hydraulic drive input clutch, fluid transmission gear pair, variable
Pump, fixed displacement motor, hydraulic drive output clutch and hydraulic drive output shaft, two preposition synchronizations of described epicyclic gear train from
Clutch and make power shaft engage with gear ring and planet carrier respectively, two rearmounted timing clutches can make respectively jackshaft and gear ring and
Planet carrier engages；Described planet row confluence mechanism assembly includes that sun gear, planet carrier, gear ring, gear ring power shaft, planet carrier export
Axle, sun gear brake and gear ring brake, described gear ring brake is arranged on gear ring power shaft, and described sun gear is braked
Device is arranged on hydraulic drive output shaft.
Power shaft is connected with gear ring power shaft by machine driving input clutch, and machine driving assembly passes sequentially through hydraulic pressure
Transmission input clutch and fluid transmission gear pair drive variable pump and fixed displacement motor, and the power of hydraulic drive assembly exports successively
It is connected with sun gear by epicyclic gear train, hydraulic drive output clutch and hydraulic drive output shaft, planet row confluence mechanism
Assembly is connected with gearshift assembly by planet carrier output shaft, and gearshift assembly is by output shaft output walking power.
Beneficial effect:
(1) when the first rearmounted clutch, the second rearmounted clutch engage, first planet gear row is affixed with jackshaft is
Integrally, along with pump delivery regulates, jackshaft can obtain in positive and negative two-way continually varying pure hydraulic stepless speed change section, meets
Shuttle back and forth continuously before and after tractor stall start or general vehicle traveling operation.
(2) when the first preposition clutch, the second rearmounted clutch engage, along with pump delivery regulates, jackshaft is permissible
Obtain low speed hydraulic machinery infinitely variable speeds section.When the second preposition clutch, the first rearmounted clutch engage, along with pump delivery
Regulation, jackshaft can obtain high-speed hydraulic machinery infinitely variable speeds section.Above-mentioned two sections of appropriate locations at pumpage can realize
Synchronism switching, it is achieved the continuous stepless speed change of wide scope.
(3) according to different operating mode switching pure hydraulic drive, machine liquid Composite Transmission, purely mechanic transmission Three models, and hydraulic pressure
Transmission aspect, also dependent on needs switching low speed and high speed both of which, improves the serviceability of change speed gear box.
Accompanying drawing explanation
Fig. 1 is mechanical hydraulic compound drive gearbox structure principle chart.
In Fig. 1: 1-power shaft；2-machine driving assembly；3-fluid transmission gear is secondary；4-planet row sun gear；5-second
Preposition timing clutch；The preposition timing clutch of 6-first；7-first planet gear is arranged；8-the first gear ring；9-the first row carrier；
The rearmounted timing clutch of 10-first；The rearmounted timing clutch of 11-second；12-variable pump；13-fixed displacement motor；14-gear；15-
Jackshaft；16-sun wheel shaft；17-hydraulic drive input clutch；18-machine driving input clutch；19-gear ring inputs
Axle；20-gear ring brake；21-the second gear ring；22-the second planet carrier；23-sun gear；24-planet carrier output shaft；25-exports
Axle；26-reverse gear position change gear pair；27-reverse clutch；28-high tap position change gear pair；29-high-gear clutch；30-mistake
Cross gear pair；31-low regime clutch；32-low-grade location change gear pair；33-hydraulic drive output shaft；34-sun gear brake；
35-hydraulic drive output clutch；36-jackshaft；37-power output shaft gear pair；38-power output shaft；39-gearshift
Assembly；40-hydraulic gear assembly；41-planet row confluence mechanism assembly.
Detailed description of the invention
Below by accompanying drawing, this utility model scheme is described in detail, but protection domain of the present utility model does not limits to
In described embodiment.
A kind of mechanical hydraulic compound drive gearbox, passes including power shaft 1, output shaft 25, machine driving assembly 2, hydraulic pressure
Dynamic assembly 40, planet row confluence mechanism assembly 41 and gearshift assembly 39.Machine driving assembly 2 include machine driving input from
Clutch 18, also includes that power output shaft gear pair 37 and power output shaft 38, described power shaft 1 pass sequentially through hydraulic drive input
Clutch 17 and fluid transmission gear secondary 3 drive power output shaft gear pair 37, make power from power output shaft 38 export；Hydraulic pressure
Drive assembly 40 include first planet gear row 7, hydraulic drive input clutch 17, fluid transmission gear pair 3, variable pump 12,
Fixed displacement motor 13, hydraulic drive output clutch 35 and hydraulic drive output shaft 33, the first of first planet gear row 7 is preposition same
Step clutch 6 and the second preposition clutch 5 can make power shaft 1 engage, after first with the first gear ring 8 and the first row carrier 9 respectively
Put timing clutch 10 and the second rearmounted clutch 11 can make jackshaft 15 engage with the first gear ring 8 and the first row carrier 9 respectively；
Planet row confluence mechanism assembly 41 includes sun gear the 23, second planet carrier the 22, second gear ring 21, gear ring power shaft 19, planet carrier
Output shaft 24, sun gear brake 34 and gear ring brake 20, gear ring brake 57 is arranged on gear ring power shaft 19, sun gear
Brake 34 is arranged on hydraulic drive output shaft 33.
Power shaft 1 is connected with gear ring power shaft 19 by machine driving input clutch 18, and machine driving assembly 2 leads to successively
Cross hydraulic drive input clutch 17 and fluid transmission gear secondary 3 drives variable pump 12 and fixed displacement motor 13, hydraulic drive assembly
The power output of 40 passes sequentially through epicyclic gear train 7, hydraulic drive output clutch 35 and hydraulic drive output shaft 33 and the sun
Wheel 23 connection, planet row confluence mechanism assembly 41 is connected with gearshift assembly 39 by planet carrier output shaft 24, described gearshift
Mechanism assembly 39 is by output shaft 25 output walking power.
Different working modes combination according to machine driving assembly, hydraulic drive assembly and gearshift drive assembly, can obtain
To following 6 kinds of transmission modes:
(1) pure hydraulic drive, hydraulic drive input clutch 17, hydraulic drive output clutch 35, gear brake 20,
Preposition clutch 6 and rearmounted clutch 11 engage, and sun gear brake 34 and machine driving input clutch 18 separate；Electromotor
Power passes sequentially through power shaft 1, hydraulic drive input clutch 17, fluid transmission gear pair 3, drives variable pump 12 and quantitative horse
Reach 13, the power of fixed displacement motor output pass sequentially through sun wheel shaft 16, epicyclic gear train 7, jackshaft 36, hydraulic drive output from
Clutch 35 and hydraulic drive output shaft 33 pass to sun gear 23；Due to gear ring brake 20 engage, gear ring 21 cannot rotate, too
Sun wheel 23 directly drives planet carrier 22 to rotate, and then drives planet carrier output shaft to rotate, owing to low-regime clutch 31 engages, dynamic
Power, through high tap position gear pair 28, transition gear pair 30, low-grade location gear pair 32, exports through output shaft 25, it is achieved pure hydraulic drive.
(2) low speed segment hydraulic machinery low-grade location transmission, machine driving input clutch 18, hydraulic drive input clutch
17, hydraulic drive output clutch 35, preposition clutch 6 and rearmounted clutch 11 engage, sun gear brake 34, gear braking
Device 20 separates, and engine power is shunted by power shaft 1；A part passes to tooth through machine driving input clutch 18
Circle 21；A part drives variable pump 12 and fixed displacement motor 13 through hydraulic drive input clutch 17, fluid transmission gear secondary 3,
The power of output passes sequentially through sun wheel shaft 16, epicyclic gear train 7, jackshaft 36, hydraulic drive output clutch 35 and hydraulic pressure
Transmission output shaft 33 passes to sun gear 23；Confluxing finally by single planetary row confluence mechanism assembly 41, conflux power warp
Crossing planet carrier 22 to rotate, and then drive planet carrier output shaft 24 to rotate, owing to low regime clutch 31 engages, power is through high tap position tooth
Wheel set 28, transition gear pair 30, low-grade location gear pair 32, export through output shaft 25, it is achieved low speed segment hydraulic machinery low-grade location passes
Dynamic.
(3) high regime hydraulic machinery low-grade location transmission, machine driving input clutch 18, hydraulic drive input clutch
17, hydraulic drive output clutch 35, preposition clutch 5 and rearmounted clutch 10 engage, sun gear brake 34, gear braking
Device 20 separates, and engine power is shunted by power shaft 1；A part passes to tooth through machine driving input clutch 18
Circle 21；A part drives variable pump 12 and fixed displacement motor 13 through hydraulic drive input clutch 17, fluid transmission gear secondary 3,
The power of output passes sequentially through sun wheel shaft 16, epicyclic gear train 7, jackshaft 36, hydraulic drive output clutch 35 and hydraulic pressure
Transmission output shaft 33 passes to sun gear 23；Confluxing finally by single planetary row confluence mechanism assembly 41, conflux power warp
Crossing planet carrier 22 to rotate, and then drive planet carrier output shaft 24 to rotate, owing to low regime clutch 31 engages, power is through high tap position tooth
Wheel set 28, transition gear pair 30, low-grade location gear pair 32, export through output shaft 25, it is achieved high regime hydraulic machinery low-grade location passes
Dynamic.
(4) low speed segment hydraulic machinery high tap position transmission, machine driving input clutch 18, hydraulic drive input clutch
17, hydraulic drive output clutch 35, preposition clutch 6 and rearmounted clutch 11 engage, sun gear brake 34, gear braking
Device 20 separates, and engine power is shunted by power shaft 1；A part passes to tooth through machine driving input clutch 18
Circle 21；A part drives variable pump 12 and fixed displacement motor 13 through hydraulic drive input clutch 17, fluid transmission gear secondary 3,
The power of output passes sequentially through sun wheel shaft 16, epicyclic gear train 7, jackshaft 36, hydraulic drive output clutch 35 and hydraulic pressure
Transmission output shaft 33 passes to sun gear 23；Confluxing finally by single planetary row confluence mechanism assembly 41, conflux power warp
Crossing planet carrier 22 to rotate, and then drive planet carrier output shaft 24 to rotate, owing to high-gear clutch 29 engages, power is through high tap position tooth
Wheel set 28 exports from output shaft 25, it is achieved low speed segment hydraulic machinery high tap position transmission.
(5) high regime hydraulic machinery high tap position transmission, machine driving input clutch 18, hydraulic drive input clutch
17, hydraulic drive output clutch 35, preposition clutch 5 and rearmounted clutch 10 engage, sun gear brake 34, gear braking
Device 20 separates, and engine power is shunted by power shaft 1；A part passes to tooth through machine driving input clutch 18
Circle 21；A part drives variable pump 12 and fixed displacement motor 13 through hydraulic drive input clutch 17, fluid transmission gear secondary 3,
The power of output passes sequentially through sun wheel shaft 16, epicyclic gear train 7, jackshaft 36, hydraulic drive output clutch 35 and hydraulic pressure
Transmission output shaft 33 passes to sun gear 23；Confluxing finally by single planetary row confluence mechanism assembly 41, conflux power warp
Crossing planet carrier 22 to rotate, and then drive planet carrier output shaft 24 to rotate, owing to high-gear clutch 29 engages, power is through high tap position tooth
Wheel set 28 exports from output shaft 25, it is achieved high regime hydraulic machinery high tap position transmission.
(6) purely mechanic transmission, machine driving input clutch 18, sun gear brake 34 engage, hydraulic drive input from
Clutch 17, hydraulic drive output clutch 32, gear brake 20 separate, and engine power is defeated by power shaft 1, machine driving
Entering clutch 18, gear ring 21, owing to sun gear brake 34 engages, sun gear 23 cannot move, and gear ring 21 directly drives planet
Frame 22 rotates, and then drives planet carrier output shaft 24 to rotate, and owing to high-regime clutch 29 engages, power is through high tap position gear pair
28, export through output shaft 25, it is achieved purely mechanic transmission.
The reverse gear of pure hydraulic drive, Hydrostatic-mechanical Transmission and purely mechanic transmission uses gear to change transmission direction, reverse gear from
Clutch 27 engages, and high-regime clutch 29 separates, from the power of planet carrier output shaft 24 output, owing to engaging reverse clutch 27
Engaging, power, through reverse gear position change gear pair 26, exports through output shaft 25, it is achieved reverse gear function.
Although as it has been described above, represented and described this utility model with reference to specific preferred embodiment, but it must not
It is construed to the restriction to this utility model self.Before without departing from the spirit and scope of the present utility model of claims
Put, can various changes can be made in form and details to it.
Claims (2)
1. a mechanical hydraulic compound drive gearbox, including power shaft (1), output shaft (25), machine driving assembly (2), liquid
Pressure drive assembly (40), planet row confluence mechanism assembly (41) and gearshift assembly (39), it is characterised in that: described machinery passes
Dynamic assembly (2) includes machine driving input clutch (18)；Described hydraulic drive assembly (40) includes that first planet gear is arranged
(7), hydraulic drive input clutch (17), fluid transmission gear secondary (3), variable pump (12), fixed displacement motor (13), hydraulic drive
Output clutch (35) and hydraulic drive output shaft (33), the first preposition timing clutch of described first planet gear row (7)
(6) and the second preposition clutch (5) can make power shaft (1) engage with the first gear ring (8) and the first row carrier (9) respectively, and first
Rearmounted timing clutch (10) and the second rearmounted clutch (11) can make jackshaft (15) and the first gear ring (8) and the first row respectively
Carrier (9) engages；Described planet row confluence mechanism assembly (41) includes sun gear (23), the second planet carrier (22), the second gear ring
(21), gear ring power shaft (19), planet carrier output shaft (24), sun gear brake (34) and gear ring brake (20), described tooth
Circle brake (57) is arranged on gear ring power shaft (19), and described sun gear brake (34) is arranged on hydraulic drive output shaft
(33) on；Described power shaft (1) is connected with gear ring power shaft (19) by machine driving input clutch (18), and described machinery passes
Dynamic assembly (2) passes sequentially through hydraulic drive input clutch (17) and fluid transmission gear secondary (3) drives variable pump (12) and determines
Amount motor (13), described hydraulic drive assembly (40) power output pass sequentially through epicyclic gear train (7), hydraulic drive output from
Clutch (35) and hydraulic drive output shaft (33) are connected with sun gear (23), and described planet row confluence mechanism assembly (41) is by row
Carrier output shaft (24) is connected with gearshift assembly (39), and described gearshift assembly (39) is by output shaft (25) output row
Walking power.
Mechanical hydraulic compound drive gearbox the most according to claim 1, it is characterised in that: described machine driving assembly
(2) also including power output shaft gear pair (37) and power output shaft (38), it is defeated that described power shaft (1) passes sequentially through hydraulic drive
Enter clutch (17) and fluid transmission gear secondary (3) drives power output shaft gear pair (37), make power from power output shaft
(38) output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620564500.2U CN205859091U (en) | 2016-06-08 | 2016-06-08 | Mechanical hydraulic compound drive gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620564500.2U CN205859091U (en) | 2016-06-08 | 2016-06-08 | Mechanical hydraulic compound drive gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205859091U true CN205859091U (en) | 2017-01-04 |
Family
ID=57639722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620564500.2U Expired - Fee Related CN205859091U (en) | 2016-06-08 | 2016-06-08 | Mechanical hydraulic compound drive gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205859091U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044514A (en) * | 2017-03-17 | 2017-08-15 | 南京泓凯动力系统科技有限公司 | A kind of hybrid variable-speed transmission device |
| CN107218373A (en) * | 2017-07-27 | 2017-09-29 | 天津工程机械研究院有限公司 | A kind of all-hydraulic transmission speed changer |
| CN109519513A (en) * | 2019-01-31 | 2019-03-26 | 北京圆海传智科技有限公司 | A kind of engineering machinery and its hydraulic machinery composite gearbox |
| CN109723788A (en) * | 2019-01-16 | 2019-05-07 | 江苏大学 | A kind of variable speed drive |
| CN110206864A (en) * | 2019-03-18 | 2019-09-06 | 江苏大学 | A kind of tractor machines-fluid power parallel power coupling gearbox |
| CN110822053A (en) * | 2019-10-08 | 2020-02-21 | 江苏大学 | Multi-power distribution mode mechanical-hydraulic composite transmission device and control method |
| CN112013097A (en) * | 2020-09-16 | 2020-12-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
-
2016
- 2016-06-08 CN CN201620564500.2U patent/CN205859091U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044514A (en) * | 2017-03-17 | 2017-08-15 | 南京泓凯动力系统科技有限公司 | A kind of hybrid variable-speed transmission device |
| CN107218373A (en) * | 2017-07-27 | 2017-09-29 | 天津工程机械研究院有限公司 | A kind of all-hydraulic transmission speed changer |
| CN109723788A (en) * | 2019-01-16 | 2019-05-07 | 江苏大学 | A kind of variable speed drive |
| CN109723788B (en) * | 2019-01-16 | 2021-05-25 | 江苏大学 | Variable speed transmission device |
| CN109519513A (en) * | 2019-01-31 | 2019-03-26 | 北京圆海传智科技有限公司 | A kind of engineering machinery and its hydraulic machinery composite gearbox |
| CN109519513B (en) * | 2019-01-31 | 2020-07-28 | 北京圆海传智科技有限公司 | Engineering machine and hydraulic mechanical composite gearbox thereof |
| CN110206864A (en) * | 2019-03-18 | 2019-09-06 | 江苏大学 | A kind of tractor machines-fluid power parallel power coupling gearbox |
| CN110822053A (en) * | 2019-10-08 | 2020-02-21 | 江苏大学 | Multi-power distribution mode mechanical-hydraulic composite transmission device and control method |
| CN110822053B (en) * | 2019-10-08 | 2022-04-26 | 江苏大学 | Multi-power distribution mode mechanical-hydraulic composite transmission device and control method |
| CN112013097A (en) * | 2020-09-16 | 2020-12-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
| CN112013097B (en) * | 2020-09-16 | 2022-03-01 | 重庆齿轮箱有限责任公司 | Design method of double-mode main driving gear box of shield tunneling machine and gear box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170104 Termination date: 20170608 |