CN103552455A - Mechanical transmission system for parallel connection type hydraulic hybrid vehicle - Google Patents
Mechanical transmission system for parallel connection type hydraulic hybrid vehicle Download PDFInfo
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- CN103552455A CN103552455A CN201310488484.4A CN201310488484A CN103552455A CN 103552455 A CN103552455 A CN 103552455A CN 201310488484 A CN201310488484 A CN 201310488484A CN 103552455 A CN103552455 A CN 103552455A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
The invention relates to a mechanical transmission system for a parallel connection type hydraulic hybrid vehicle. The mechanical transmission system comprises an engine, a speed changing box, universal joints, a power coupler, a pump/motor, an energy accumulator, a clutch, a coupling and a rear drive axle. The two universal joints are both provided with a front universal shaft joint and a rear universal shaft joint, and the power coupler is a gear box. The engine is sequentially mechanically connected with the speed changing box and the first universal joint, the pump/motor is sequentially mechanically connected with the clutch and the second universal joint, the energy accumulator is in hydraulic oil line connection with the pump/motor, the first input end and the second input end of the power coupler are mechanically connected with the first universal joint and the second universal joint respectively, the output end of the power coupler is mechanically connected with the coupling, and the other end of the coupling is mechanically connected with the rear drive axle. The mechanical transmission system has the advantages of being simple in structure, convenient to manufacture, safe and reliable, vibration of the engine and the bi-directional variable pump/motor can be effectively reduced, the influence of vibration on a whole machine is reduced to be minimum, and the mechanical transmission system is good in fuel economy.
Description
Technical field
The present invention relates to a kind of hybrid power system, particularly a kind of machine driven system of parallel-connection type hybrid power vehicle.
Background technology
Hydraulic hybrid power system utilizes hydraulic pump/motor to reclaim the braking kinetic energy of vehicle, and the energy reclaiming is stored in high-pressure hydraulic accumulator, can in the process of vehicle launch or acceleration, provide auxiliary power, thereby effectively reduces the oil consumption of vehicle.The introducing of hydraulic pump/motor, has increased the structural complexity of machine driven system to a certain extent, so rationally and failure-free topology layout is the important factor in order of vehicle performance.
At our unit's existing patent of invention (application number: CN201310104738.8; The applying date: on March 28th, 2013; < < parallel-connection type hybrid power driver for vehicle > >) in, driving engine in machine driven system successively with change speed gear box, hydraulic control clutch mechanical connection, power coupler first input end and hydraulic control clutch mechanical connection, the second input end and bidirectional variable pump/motor mechanical connection, mouth and transmission shaft mechanical connection, the transmission shaft other end and rear driving axle mechanical connection.Although this topology layout has certain effect for very high fuel economy, the vibration of rear driving axle can cause the vibration of driving engine, has had a strong impact on vehicle performance.
Summary of the invention
The object of the invention is to overcome the deficiency of above-mentioned machine driven system, for avoiding the vibration of driving engine, and proposed a kind of machine driven system of parallel-connection type hybrid power vehicle.
The machine driven system of the parallel-connection type hybrid power vehicle that the present invention proposes, comprise driving engine, change speed gear box, universal-joint, power coupler, pump/motor, energy storage, power-transfer clutch, coupler and rear driving axle, wherein, two universal-joints all have former and later two universal couplings, and power coupler is gear case; Driving engine successively with change speed gear box, the first universal-joint mechanical connection, pump/motor successively with power-transfer clutch, the second universal-joint mechanical connection, between energy storage and pump/motor for hydraulic circuit is connected, power coupler first input end and the second input end respectively with the first universal-joint and the second universal-joint mechanical connection, mouth and coupler mechanical connection, the other end of coupler and rear driving axle mechanical connection.
In the present invention, described pump/motor is bidirectional variable pump/motor.
In the present invention, described energy storage is hydraulic accumulator.
In the present invention, described power-transfer clutch is hydraulic clutch.
In the present invention, described coupler is elastic coupling.
The machine driven system of a kind of parallel-connection type hybrid power vehicle that the present invention provides, have simple in structure, easily manufactured, the advantage such as safe and reliable, can effectively reduce the vibration to driving engine and bidirectional variable pump/motor, thereby vibration is dropped to minimumly on the impact of complete machine, there is good fuel economy.
The present invention has following several large advantages:
1, the machine driven system in the present invention is simple in structure, easily manufactured, safe and reliable.
2, the universal-joint in the present invention can effectively reduce the vibration to driving engine and bidirectional variable pump/motor, thereby vibration is dropped to minimum on the impact of complete machine.
3, the power-transfer clutch in the present invention can be realized the be connected/cut-out with bidirectional variable pump/motor, and when vehicle normal transport, bidirectional variable pump/motor does not consume energy.
4, the coupler in the present invention, can effectively protect rear axle structure, and it can be damaged.
Accompanying drawing explanation
Fig. 1 is the machine driven system structural representation of parallel-connection type hybrid power vehicle.
Number in the figure: 1 is driving engine, 2 is change speed gear box, and 3 is the first universal-joint, and 4 is rear driving axle, and 5 is coupler, and 6 is power coupler, and 7 is the second universal-joint, and 8 is power-transfer clutch, and 9 is pump/motor, and 10 is energy storage.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further elaborated.
Embodiment 1: the machine driven system of parallel-connection type hybrid power vehicle as shown in Figure 1, mainly comprises: driving engine 1, change speed gear box 2, the first universal-joints 3, rear driving axle 4, coupler 5, power coupler 6, the second universal-joint 7, power-transfer clutch 8, pump/motor 9 and energy storage 10.Two universal-joints all have former and later two universal couplings, and power coupler 6 is gear case; Described pump/motor 9 is bidirectional variable pump/motor, and energy storage 10 is hydraulic accumulator, and power-transfer clutch 8 is hydraulic clutch, and coupler 5 is elastic coupling.
Working process of the present invention is specific as follows:
(1) during vehicle launch, driving engine 1 is not worked, and hydraulic clutch 8 is in engagement, and hydraulic accumulator 10 discharges hydraulic energies, drives bidirectional variable pump/motor 9 with the form work of HM Hydraulic Motor, drives vehicle launch.
(2) when vehicle at the uniform velocity travels, hydraulic clutch 8 is in released state, and hydraulic accumulator 10 does not discharge hydraulic energy, by driving engine 1, drives Vehicle Driving Cycle.
(3) when vehicle gives it the gun, hydraulic clutch 8 is in engagement, and hydraulic accumulator 10 discharges hydraulic energy, drives bidirectional variable pump/motor 9 with the form work of HM Hydraulic Motor, drives vehicle to give it the gun together with driving engine 1.
(4) when car brakeing or Reduced Speed Now, driving engine 1 is not worked, and hydraulic clutch 8 is in engagement, and bidirectional variable pump/motor 9 is with the form work of Hydraulic Pump, hydraulic accumulator 10 storage hydraulic energies, thus realize braking or the Reduced Speed Now of vehicle.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. the machine driven system of a parallel-connection type hybrid power vehicle, comprise driving engine, change speed gear box, universal-joint, power coupler, pump/motor, energy storage, power-transfer clutch, coupler and rear driving axle, it is characterized in that, two universal-joints all have former and later two universal couplings, and power coupler is gear case; Driving engine successively with change speed gear box, the first universal-joint mechanical connection, pump/motor successively with power-transfer clutch, the second universal-joint mechanical connection, between energy storage and pump/motor for hydraulic circuit is connected, power coupler first input end and the second input end respectively with the first universal-joint and the second universal-joint mechanical connection, mouth and coupler mechanical connection, the other end of coupler and rear driving axle mechanical connection.
2. the machine driven system of parallel-connection type hybrid power vehicle according to claim 1, is characterized in that described pump/motor is bidirectional variable pump/motor.
3. the machine driven system of parallel-connection type hybrid power vehicle according to claim 1, is characterized in that described energy storage is hydraulic accumulator.
4. the machine driven system of parallel-connection type hybrid power vehicle according to claim 1, is characterized in that described power-transfer clutch is hydraulic clutch.
5. the machine driven system of parallel-connection type hybrid power vehicle according to claim 1, is characterized in that described coupler is elastic coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488484.4A CN103552455B (en) | 2013-10-18 | 2013-10-18 | The machine driven system of parallel-connection type hybrid power vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488484.4A CN103552455B (en) | 2013-10-18 | 2013-10-18 | The machine driven system of parallel-connection type hybrid power vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN103552455A true CN103552455A (en) | 2014-02-05 |
| CN103552455B CN103552455B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310488484.4A Expired - Fee Related CN103552455B (en) | 2013-10-18 | 2013-10-18 | The machine driven system of parallel-connection type hybrid power vehicle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972899A (en) * | 2015-08-02 | 2015-10-14 | 青岛大学 | Electro-hydraulic hybrid drive main reducer active bevel gear system |
| CN107719098A (en) * | 2016-08-11 | 2018-02-23 | 上海神舟汽车节能环保股份有限公司 | A kind of vehicle air mix-driving and energy-saving system coupling method based on rear bridge driven |
| CN109094353A (en) * | 2018-08-31 | 2018-12-28 | 徐州重型机械有限公司 | A kind of parallel multiple working power takeoff system and method |
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| US20080251302A1 (en) * | 2004-11-22 | 2008-10-16 | Alfred Edmund Lynn | Hydro-Electric Hybrid Drive System For Motor Vehicle |
| CN201140666Y (en) * | 2007-12-05 | 2008-10-29 | 威海广泰空港设备股份有限公司 | Power installation of luggage towing vehicle |
| US20120178570A1 (en) * | 2000-01-10 | 2012-07-12 | Government Of The United States Of America, As Represented By The Administrator Of The U.S. Epa | Hydraulic hybrid vehicle with large-ratio shift transmission and method of operation thereof |
| CN102795092A (en) * | 2012-08-02 | 2012-11-28 | 徐工集团工程机械股份有限公司 | Power distribution hydraulic hybrid power drive device and vehicle |
| CN202593290U (en) * | 2012-06-01 | 2012-12-12 | 内蒙古北方重型汽车股份有限公司 | Hydraulic pump driving device of heavy-duty mining dump vehicle |
| CN202782680U (en) * | 2012-09-03 | 2013-03-13 | 赵铁栓 | Vehicle chassis |
| CN103223849A (en) * | 2013-03-28 | 2013-07-31 | 同济大学 | Parallel hydraulic hybrid driving system of vehicle |
-
2013
- 2013-10-18 CN CN201310488484.4A patent/CN103552455B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120178570A1 (en) * | 2000-01-10 | 2012-07-12 | Government Of The United States Of America, As Represented By The Administrator Of The U.S. Epa | Hydraulic hybrid vehicle with large-ratio shift transmission and method of operation thereof |
| US20080251302A1 (en) * | 2004-11-22 | 2008-10-16 | Alfred Edmund Lynn | Hydro-Electric Hybrid Drive System For Motor Vehicle |
| CN201140666Y (en) * | 2007-12-05 | 2008-10-29 | 威海广泰空港设备股份有限公司 | Power installation of luggage towing vehicle |
| CN202593290U (en) * | 2012-06-01 | 2012-12-12 | 内蒙古北方重型汽车股份有限公司 | Hydraulic pump driving device of heavy-duty mining dump vehicle |
| CN102795092A (en) * | 2012-08-02 | 2012-11-28 | 徐工集团工程机械股份有限公司 | Power distribution hydraulic hybrid power drive device and vehicle |
| CN202782680U (en) * | 2012-09-03 | 2013-03-13 | 赵铁栓 | Vehicle chassis |
| CN103223849A (en) * | 2013-03-28 | 2013-07-31 | 同济大学 | Parallel hydraulic hybrid driving system of vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972899A (en) * | 2015-08-02 | 2015-10-14 | 青岛大学 | Electro-hydraulic hybrid drive main reducer active bevel gear system |
| CN107719098A (en) * | 2016-08-11 | 2018-02-23 | 上海神舟汽车节能环保股份有限公司 | A kind of vehicle air mix-driving and energy-saving system coupling method based on rear bridge driven |
| CN109094353A (en) * | 2018-08-31 | 2018-12-28 | 徐州重型机械有限公司 | A kind of parallel multiple working power takeoff system and method |
| CN109094353B (en) * | 2018-08-31 | 2021-09-14 | 徐州重型机械有限公司 | Parallel type composite operation power take-off system and method |
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| Publication number | Publication date |
|---|---|
| CN103552455B (en) | 2016-08-10 |
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