CN102588551A - Hydrodynamic drive system for mine car - Google Patents
Hydrodynamic drive system for mine car Download PDFInfo
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- CN102588551A CN102588551A CN2012100539111A CN201210053911A CN102588551A CN 102588551 A CN102588551 A CN 102588551A CN 2012100539111 A CN2012100539111 A CN 2012100539111A CN 201210053911 A CN201210053911 A CN 201210053911A CN 102588551 A CN102588551 A CN 102588551A
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- turbine
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- torque converter
- pump impeller
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Abstract
The invention relates to a hydrodynamic drive system for a mine car, which comprises an engine, a gear-shifting clutch and a mechanical speed changing box as well as an elastic plate, a hydrodynamic torque converter, a shell and a turbine shaft, wherein the output end of the engine is fixedly connected with the flexible plate, the output end of the turbine shaft is connected with the mechanical speed changing box, and the hydrodynamic torque converter is arranged in a working cavity formed by the elastic plate, the shell and the turbine shaft; and a torsional damper and a lockup clutch are arranged in a cover vortex working cavity formed by a cover wheel, a turbine body and a turbine hub, one end of the torsional damper is fixed on the turbine hub, the other end of the torsional damper is connected with the lockup clutch by a spine, and the other end of the lockup clutch is connected with the cover wheel by a spine. The hydrodynamic drive system solves the technical problem of higher car price caused by a conventional expensive automatic speed changing box with the hydrodynamic torque converter. The hydrodynamic drive system is additionally provided with the hydrodynamic torque converter so that the connection of the engine and the mechanical speed changing box is changed to be flexible connection, the clutch is protected, and then a torque is increased.
Description
Technical field
The present invention relates to a kind of hydraulic transmission system, relate in particular to a kind of mine car that has fluid torque converter and use hydraulic transmission system, belong to mechanical field.
Background technique
Transmission system on mine car is divided into two kinds of structures at present; A kind of is the mine car that adopts the transmission system of road vehicle chassis and mechanical gear box; Be that motor directly connects mechanical gear box; Another kind of under the constant situation in chassis, adopt full hydraulic automatic gearbox, promptly motor connects full hydraulic automatic gearbox.First kind, because motor and mechanical gear box are rigidly connected, mine car is commonly heavy duty and goes up a slope, and the road conditions more complicated, needs often gearshift, this with regard to caused shift clutch, gearbox owing to the impact of shift hunting well damage.Second kind, have fluid torque converter in the automatic transmission case, be to flexibly connect, protected clutch, but the price of automatic transmission case is more expensive at present, the price of cause vehicles is higher, and the competitive ability on market weakens.For this reason, between motor and mechanical gear box, increase fluid torque converter and not only protected clutch but also can increase moment of torsion, the common price of fluid torque converter and mechanical gear box is well below the price of automatic transmission case simultaneously.
Summary of the invention
Cost an arm and a leg in order to solve the existing automatic transmission case that has fluid torque converter; The technical problems of high that causes the price of vehicle; The present invention provides a kind of mine car to use hydraulic transmission system; The increase fluid torque converter becomes motor and mechanical transmission and flexibly connects, and the protection clutch increases moment of torsion.
The technological scheme that the present invention adopted:
Mine car is used hydraulic transmission system; Comprise motor, shift clutch and mechanical gear box, its special way is: also comprise assembly of hydraulic torque converter, said assembly of hydraulic torque converter comprises elastic plate, fluid torque converter, housing and turbine shaft; The output terminal of said motor is fixedly connected with elastic plate; The output terminal of said turbine shaft is connected with mechanical gear box, and said fluid torque converter is arranged in the formed active chamber of elastic plate, housing and turbine shaft
Said fluid torque converter comprises cover wheel, turbine assembly, pump impeller assembly, guide wheel assembly, torsional vibration damper and lockup clutch;
Said cover is taken turns an end and is fixedly connected with elastic plate, and the other end is connected with the pump impeller body; Said turbine assembly comprises turbine hub, turbine body; Said pump impeller assembly comprises the pump impeller body that pump impeller hub, an end are fixedly connected with the pump impeller hub; Said guide wheel assembly comprises wheel stand and guide wheel body;
Said cover wheel is connected with the turbine hub through bearing, and said guide wheel body is connected with wheel stand through spline, and said wheel stand is connected with turbine shaft through bearing, and said pump impeller hub is connected with wheel stand through bearing, and said turbine hub is connected with turbine shaft through spline,
Said turbine body is arranged in the cover wheel active chamber of cover wheel, pump impeller body and wheel stand formation,
Said guide wheel body is arranged in the turbine active chamber of turbine body, pump impeller body and wheel stand formation,
Said torsional vibration damper and lockup clutch are arranged in cover wheel, turbine body and the formed cover of the turbine hub whirlpool active chamber; One end of said torsional vibration damper is fixed on the turbine hub; The other end of said torsional vibration damper is connected with lockup clutch through spline, and the other end of said lockup clutch is connected with the cover wheel through spline.
The advantage that the present invention had:
1, the present invention sets up fluid torque converter between motor and mechanical gear box, adopts hydraudynamic drive to make mine car have good adaptive property, can adapt to automatically the going of difficulty and complex road surface, and adapts to the variation of external loading automatically;
2, fluid torque converter of the present invention is provided with lockup clutch and torsional vibration damper, reduces vibrations, improves the working life of machinery and vehicle;
3, mine car provided by the present invention is used hydraulic transmission system, improve vehicle trafficability, have good low-speed stability;
4, simplify manipulation, improve driver's travelling comfort, make vehicle start steady, reduce the gearshift number of times.
Description of drawings
Fig. 1 is the structural representation of mine car of the present invention with hydraulic transmission system;
Fig. 2 is the structural representation of fluid torque converter of the present invention;
Wherein reference character is: 1-motor, 2-mechanical gear box, 3-assembly of hydraulic torque converter, 4-elastic plate, 5-fluid torque converter; The 6-housing, the 7-turbine shaft, the 8-shift clutch, 51-covers wheel; 53-turbine hub, 54-turbine body, 55-pump impeller hub, 56-pump impeller body; The 57-wheel stand, 58-guide wheel body, 59-torsional vibration damper, 510-lockup clutch.
Embodiment
As shown in Figure 1; Mine car is used hydraulic transmission system, comprises motor 1, shift clutch 8 and mechanical gear box 2, also comprises assembly of hydraulic torque converter 3; Assembly of hydraulic torque converter comprises elastic plate 4, fluid torque converter 5, housing 6 and turbine shaft 7; The output terminal of turbine shaft 7 is connected with mechanical gear box 2, and fluid torque converter 5 is arranged in elastic plate 4, housing 6 and the turbine shaft 7 formed active chambers
Fluid torque converter comprises cover wheel, turbine assembly, pump impeller assembly, guide wheel assembly, torsional vibration damper 59 and lockup clutch 510;
The cover wheel is 51; Turbine assembly comprises turbine hub 53, turbine body 54; The pump impeller assembly comprises the pump impeller body 56 that pump impeller hub 55, an end are fixedly connected with pump impeller hub 55; Guide wheel assembly comprises wheel stand 57 and guide wheel body 58; Elastic plate 4 is fixedly connected with cover wheel 51,
Turbine body is arranged in the cover wheel active chamber of cover wheel, pump impeller body and wheel stand formation,
The guide wheel body is arranged in the turbine active chamber of turbine body, pump impeller body and wheel stand formation,
Torsional vibration damper and lockup clutch are arranged in cover wheel, turbine body and the formed cover of the turbine hub whirlpool active chamber; One end of said torsional vibration damper is fixed on the turbine hub; The other end of torsional vibration damper 59 is connected with lockup clutch through spline, and the other end of lockup clutch is connected with the cover wheel through spline.
Working procedure of the present invention:
Motor connects fluid torque converter at the back, has torsional vibration damper, lockup clutch in the fluid torque converter, and the back connects shift clutch 8 and mechanical transmission.
Motor is connected through elastic plate 4 with fluid torque converter; The moment of torsion of motor passes on the pump impeller body of fluid torque converter through cover wheel and elastic plate; The rotation of pump impeller body drives fluid motion; Thereby reach moment of torsion on the turbine shaft 7, turbine shaft 7 is connected with shift clutch 8, thereby reaches on the mechanical gear box 2 through shift clutch 8 moments of torsion.
Have torsional vibration damper in the fluid torque converter and carry out vibration damping, lockup clutch improves the efficient of fluid torque converter.
The working principle of torsional vibration damper: torsion spring and friction plate are arranged in the torsional vibration damper; When system twisted vibration, torsional vibration damper can come back rotation, and the amount of torsional energy of system can be absorbed by the friction of friction plate very soon; Thereby reduce the vibration of system, improve the travelling comfort of vehicle.
The working principle of lockup clutch: the whole revolution of the active friction plate of lockup clutch and pump impeller; The revolution that links together of driven friction and turbine hub; When lockup clutch combined, piston moved to the turbine assembly direction under the promotion of oil pressure, and the active friction plate of lockup clutch and driven friction are fitted; At this moment turbine assembly and pump impeller assembly are with same rotating speed rotation, and fluid torque converter is in mechanical working condition; When lockup clutch was thrown off, piston moved to cover wheel direction under the promotion of oil pressure, and the active friction plate of lockup clutch and driven friction are thrown off, and turbine rotates under the drive of flow, and fluid torque converter is in the fluid power operating mode.
Claims (1)
1. mine car is used hydraulic transmission system; Comprise motor, shift clutch and mechanical gear box, it is characterized in that: also comprise assembly of hydraulic torque converter, said assembly of hydraulic torque converter comprises elastic plate, fluid torque converter, housing and turbine shaft; The output terminal of said motor is fixedly connected with elastic plate; The output terminal of said turbine shaft is connected with mechanical gear box, and said fluid torque converter is arranged in the formed active chamber of elastic plate, housing and turbine shaft
Said fluid torque converter comprises cover wheel, turbine assembly, pump impeller assembly, guide wheel assembly, torsional vibration damper and lockup clutch;
Said cover is taken turns an end and is fixedly connected with elastic plate, and the other end is connected with the pump impeller body; Said turbine assembly comprises turbine hub, turbine body; Said pump impeller assembly comprises the pump impeller body that pump impeller hub, an end are fixedly connected with the pump impeller hub; Said guide wheel assembly comprises wheel stand and guide wheel body;
Said cover wheel is connected with the turbine hub through bearing, and said guide wheel body is connected with wheel stand through spline, and said wheel stand is connected with turbine shaft through bearing, and said pump impeller hub is connected with wheel stand through bearing, and said turbine hub is connected with turbine shaft through spline,
Said turbine body is arranged in the cover wheel active chamber of cover wheel, pump impeller body and wheel stand formation,
Said guide wheel body is arranged in the turbine active chamber of turbine body, pump impeller body and wheel stand formation,
Said torsional vibration damper and lockup clutch are arranged in cover wheel, turbine body and the formed cover of the turbine hub whirlpool active chamber; One end of said torsional vibration damper is fixed on the turbine hub; The other end of said torsional vibration damper is connected with lockup clutch through spline, and the other end of said lockup clutch is connected with the cover wheel through spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210053911.1A CN102588551B (en) | 2012-03-03 | 2012-03-03 | Hydrodynamic drive system for mine car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210053911.1A CN102588551B (en) | 2012-03-03 | 2012-03-03 | Hydrodynamic drive system for mine car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102588551A true CN102588551A (en) | 2012-07-18 |
| CN102588551B CN102588551B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210053911.1A Active CN102588551B (en) | 2012-03-03 | 2012-03-03 | Hydrodynamic drive system for mine car |
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| Country | Link |
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| CN (1) | CN102588551B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206509A (en) * | 2013-04-15 | 2013-07-17 | 孔照林 | Hydraulic transmission box and power transmission method thereof |
| CN105299173A (en) * | 2014-07-30 | 2016-02-03 | 青州鼎丰机械有限公司 | Non-direct connecting structure of hydraulic power gear shifting gearbox torque converter |
| CN108757878B (en) * | 2018-06-19 | 2023-08-08 | 宁波欧特传动技术有限公司 | Quick-response hydraulic coupler |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010011489A1 (en) * | 2000-02-04 | 2001-08-09 | Takao Fukunaga | Hydraulic torque transmitting device |
| US20070034469A1 (en) * | 2005-08-15 | 2007-02-15 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | High cooling efficiency and durable TCC for constant slip application |
| CN201225390Y (en) * | 2008-02-29 | 2009-04-22 | 陕西航天动力高科技股份有限公司 | Hydraulic moment changer with lock |
| CN201335137Y (en) * | 2008-12-01 | 2009-10-28 | 杭州前进齿轮箱集团股份有限公司 | Multi-functional hydraulic torque converter |
| CN102221076A (en) * | 2011-05-12 | 2011-10-19 | 贵州凯星液力传动机械有限公司 | Multi-gear planet type hydraulic transmission driving mechanism |
| CN202468898U (en) * | 2012-03-03 | 2012-10-03 | 陕西航天动力高科技股份有限公司 | Fluid drive system for mine car |
-
2012
- 2012-03-03 CN CN201210053911.1A patent/CN102588551B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010011489A1 (en) * | 2000-02-04 | 2001-08-09 | Takao Fukunaga | Hydraulic torque transmitting device |
| US20070034469A1 (en) * | 2005-08-15 | 2007-02-15 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | High cooling efficiency and durable TCC for constant slip application |
| CN201225390Y (en) * | 2008-02-29 | 2009-04-22 | 陕西航天动力高科技股份有限公司 | Hydraulic moment changer with lock |
| CN201335137Y (en) * | 2008-12-01 | 2009-10-28 | 杭州前进齿轮箱集团股份有限公司 | Multi-functional hydraulic torque converter |
| CN102221076A (en) * | 2011-05-12 | 2011-10-19 | 贵州凯星液力传动机械有限公司 | Multi-gear planet type hydraulic transmission driving mechanism |
| CN202468898U (en) * | 2012-03-03 | 2012-10-03 | 陕西航天动力高科技股份有限公司 | Fluid drive system for mine car |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206509A (en) * | 2013-04-15 | 2013-07-17 | 孔照林 | Hydraulic transmission box and power transmission method thereof |
| CN103206509B (en) * | 2013-04-15 | 2016-02-17 | 孔照林 | Hydraulic transmission box and method of power transmission thereof |
| CN105299173A (en) * | 2014-07-30 | 2016-02-03 | 青州鼎丰机械有限公司 | Non-direct connecting structure of hydraulic power gear shifting gearbox torque converter |
| CN108757878B (en) * | 2018-06-19 | 2023-08-08 | 宁波欧特传动技术有限公司 | Quick-response hydraulic coupler |
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| Publication number | Publication date |
|---|---|
| CN102588551B (en) | 2015-06-03 |
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