CN107989980B - Hybrid power driving device and method - Google Patents
Hybrid power driving device and method Download PDFInfo
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- CN107989980B CN107989980B CN201810021673.3A CN201810021673A CN107989980B CN 107989980 B CN107989980 B CN 107989980B CN 201810021673 A CN201810021673 A CN 201810021673A CN 107989980 B CN107989980 B CN 107989980B
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- power
- planet carrier
- power input
- drives
- input shaft
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Classifications
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- 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
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
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- 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
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention provides a hybrid power driving device and a method, comprising a differential mechanism, a power input device and a hydraulic motor, wherein the number of the differential mechanism is one or two; when the differential mechanism is one, the power input device and/or the hydraulic motor are/is connected with the differential mechanism, and when the differential mechanism is two, the two differential mechanisms are connected through gears, and the power input device and the hydraulic motor are/is respectively connected with one differential mechanism. The hybrid power driving device provided by the invention has the advantages of hydraulic transmission and mechanical transmission, is efficient and has the advantage of large-range speed change, and meets the transmission speed requirements under different working states.
Description
Technical Field
The invention belongs to the technical field of hybrid transmission, and particularly relates to a hybrid power driving device and a hybrid power driving method.
Background
Compared with mechanical transmission, the hydraulic transmission has the advantages of high power density, simple transmission route, easy realization of overload protection, stepless speed regulation and the like, and is applied to various fields. However, as the transmission efficiency is always lower than that of mechanical transmission through twice energy conversion, and the variation range of the output speed of an executive component is always limited, the maximum of the prior mature hydraulic technology can only be 4:1.
disclosure of Invention
The object of the present invention is to overcome the above-mentioned drawbacks of the prior art and to provide a hybrid transmission device integrating the advantages of both mechanical and hydraulic transmission solutions.
The technical scheme provided by the invention is as follows:
the hybrid power driving device comprises a differential mechanism, a power input device and a hydraulic motor, wherein one or two differential mechanisms are arranged;
when the differential mechanism is one, the power input device and/or the hydraulic motor are/is connected with the differential mechanism, and when the differential mechanism is two, the two differential mechanisms are connected through gears, and the power input device and the hydraulic motor are/is respectively connected with one differential mechanism.
The differential mechanism is one, the power input device and the hydraulic motor are connected with a planet carrier of the differential mechanism, or the power input device is connected with the planet carrier of the differential mechanism, and the input shaft of the power input device and the input shaft of the hydraulic motor are provided with gears meshed with each other.
The differential mechanism is two, is differential mechanism I and differential mechanism II respectively, the power input shaft I of differential mechanism I links to each other with power input device, be equipped with the clutch between hydraulic motor 1 and the differential mechanism II, the clutch links to each other with the power input shaft II of differential mechanism II, differential mechanism II passes through the gear with differential mechanism I and links to each other.
A clutch is arranged between the hydraulic motor and the differential mechanism.
The differential mechanism I comprises a power input shaft I, a planet carrier I, a bevel gear, a first power output bevel gear, an external gear I and a power output shaft I, wherein the power input shaft I is connected with the planet carrier I, the planet carrier I is connected with the bevel gear, the first power output bevel gear and the power output shaft I, the external gear I is arranged on the power output shaft I, and the power output shaft I is connected with an external executing element;
the differential mechanism II comprises a power input shaft II, a second power output bevel gear, a planet carrier II, an external gear II and a power output shaft II, wherein the external gear II is meshed with the external gear I of the differential mechanism I, the external gear II is arranged on the power input shaft II, the power input shaft II is connected with the planet carrier II, the planet carrier II is connected with the second power output bevel gear, and the second power output bevel gear is connected with the power output shaft II.
And the power output directions of the differential mechanism I and the differential mechanism II are vertical.
The hydraulic motor is a quantitative motor or a variable motor.
The invention also provides a hybrid power driving method, which uses a hybrid power driving device, when 1200-1500m/min mechanical transmission is needed, a clutch is disengaged, the power of a hydraulic motor is not output, a power input shaft I is connected with the power input device, the mechanical power is transmitted to a planet carrier I of a differential mechanism I through the power input shaft I, the planet carrier I drives a bevel gear, a first power output bevel gear and a power output shaft I to rotate, and the power output shaft I is used as an output port to output power to an external executing element;
the first power output bevel gear drives the external gear I to rotate, the external gear I drives the external gear II, the external gear II drives the power input shaft II, the planet carrier II is driven to operate, the planet carrier II drives the second power output bevel gear to operate, and power is output through the power output shaft II.
When mechanical transmission of 1-2m/min is needed, the power input device is disconnected, the clutch is engaged, the hydraulic motor inputs power, the hydraulic motor drives the clutch, the clutch drives the power input shaft II to drive the planet carrier II to operate, the planet carrier II drives the second power output bevel gear to operate, power is output through the power output shaft II, meanwhile, the power input shaft II drives the external gear II, the external gear II drives the external gear I, and the external gear I drives the power input shaft I to rotate to output power.
The beneficial effects of the invention are as follows:
the hybrid power driving device provided by the invention has the advantages of hydraulic transmission and mechanical transmission, is efficient and has the advantage of large-scale speed change, and meets the transmission speed requirements under different working states.
Further details will be described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a first embodiment of a differential of the present invention;
FIG. 2 is a second embodiment of a differential of the present invention;
FIG. 3 is a third embodiment of a differential of the present invention;
FIG. 4 is a first embodiment of two differentials of the present invention;
FIG. 5 is a second embodiment of two differentials of the present invention;
fig. 6 is a third embodiment of two differentials of the present invention.
In the figure: 1. a hydraulic motor; 2. a clutch; 3. a differential mechanism I; 3-1, a power input shaft I; 3-2, a planet carrier I; 3-3, bevel gears; 3-4, a first power output bevel gear; 3-5, an external gear I; 3-6, a power output shaft I; 4. a differential II; 4-1, a power output shaft II; 4-2, a second power output bevel gear; 4-3, a planet carrier II; 4-4, an external gear II; 4-5, a power input shaft II; 5. a planet carrier; 6. an output bevel gear A; 7. an output bevel gear B; 8. a gear A; 9. and a gear B.
Detailed Description
Example 1:
the embodiment provides a hybrid power driving device, which comprises a differential mechanism, a power input device and a hydraulic motor 1, wherein one or two differential mechanisms are provided;
when the number of the differential mechanisms is one, the power input device and/or the hydraulic motor 1 are/is connected with the differential mechanisms, when the number of the differential mechanisms is two, the two differential mechanisms are connected through gears, and the power input device and the hydraulic motor 1 are/is respectively connected with one differential mechanism.
Example 2:
on the basis of embodiment 1, this embodiment provides a hybrid power driving device, the differential gear is one, the power input device and the hydraulic motor 1 are connected with the planet carrier 5 of the differential gear, or the power input device is connected with the planet carrier 5 of the differential gear, and the input shaft of the power input device and the input shaft of the hydraulic motor 1 are provided with gears meshed with each other.
As shown in fig. 1, an input shaft i of the power input device is connected with a planet carrier 5 of the differential, an output shaft of the hydraulic motor 1 is connected with the planet carrier 5 of the differential, and the power input directions of the two are on the same straight line. When low-speed transmission is needed, power is transmitted to a planet carrier 5 of the differential mechanism through an output shaft of the hydraulic motor 1, and after the planet carrier 5 rotates, the power is output through an output bevel gear A6 and an output bevel gear B7; when high-speed transmission is required, power is transmitted to the planet carrier 5 of the differential mechanism through the power input device, and after the planet carrier 5 rotates, the power is output through the output bevel gear A6 and the output bevel gear B7.
As shown in fig. 2, the input shaft of the power input device is connected to the gear A8 and the carrier 5 of the differential, the output shaft of the hydraulic motor 1 is connected to the gear B9, and the gear B9 meshes with the gear A8. When low-speed transmission is needed, power is transmitted to a gear B9 through an output shaft of the hydraulic motor 1, the gear B9 drives a gear A8, the gear A8 drives an input shaft of the mechanical power input device to rotate, the planet carrier 5 is enabled to operate, and after the planet carrier 5 rotates, the power is output through an output bevel gear A6 and an output bevel gear B7; when high-speed transmission is required, power is transmitted to the planet carrier 5 of the differential mechanism through the power input device, and after the planet carrier 5 rotates, the power is output through the output bevel gear A6 and the output bevel gear B7.
A clutch 2 is arranged between the hydraulic motor 1 and the differential mechanism. As shown in fig. 3. Wherein the hydraulic motor 1 is a fixed-weight motor or a variable-weight motor.
Example 3:
on the basis of embodiment 1, this embodiment provides a hybrid power driving device, differential mechanism is two, is differential mechanism I3 and differential mechanism II 4 respectively, the power input shaft I3-1 of differential mechanism I3 links to each other with power input device, be equipped with clutch 2 between hydraulic motor 1 and the differential mechanism II 4, clutch 2 links to each other with the power input shaft II 4-5 of differential mechanism II 4, differential mechanism II 4 passes through the gear with differential mechanism I3 and links to each other.
As shown in fig. 4, the differential mechanism i 3 includes a power input shaft i 3-1, a planet carrier i 3-2, a bevel gear 3-3, a first power output bevel gear 3-4, an external gear i 3-5, and a power output shaft i, wherein the power input shaft i 3-1 is connected to the planet carrier i 3-2, the planet carrier i 3-2 is connected to the bevel gear 3-3, the first power output bevel gear 3-4, and the power output shaft i 3-6, the external gear i 3-5 is disposed on the power output shaft i 3-6, and the power output shaft i 3-6 is connected to an external execution element;
the differential II 4 comprises a power input shaft II 4-5, a second power output bevel gear 4-2, a planet carrier II 4-3, an external gear II 4-4 and a power output shaft II 4-1, wherein the external gear II 4-4 is meshed with the external gear I3-5 of the differential I3, the external gear II 4-4 is arranged on the power input shaft II 4-5, the power input shaft II 4-5 is connected with the planet carrier II 4-3, the planet carrier II 4-3 is connected with the second power output bevel gear 4-2, and the second power output bevel gear 4-2 is connected with the power output shaft II 4-1.
As shown in fig. 4, 5 and 6, the power output directions of the differential i 3 and the differential ii 4 are perpendicular.
The using process comprises the following steps: when the mechanical transmission of 1200-1500m/min is needed, the clutch 2 is disengaged, the power of the hydraulic motor 1 is not output, the power input shaft I3-1 is connected with the power input device, the mechanical power is transmitted to the planet carrier I3-2 of the differential I3 through the power input shaft I3-1, the planet carrier I3-2 drives the bevel gear 3-3, the first power output bevel gear 3-4 and the power output shaft I3-6 to rotate, and the power output shaft I3-6 is used as an output port to output power to an external executing element;
the first power output bevel gear 3-4 drives the external gear I3-5 to rotate, the external gear I3-5 drives the external gear II 4-4, the external gear II 4-4 drives the power input shaft II 4-5, the planet carrier II 4-3 is driven to operate, the planet carrier II 4-3 drives the second power output bevel gear 4-2 to operate, and power is output through the power output shaft II 4-1.
When mechanical transmission of 1-2m/min is needed, the power input device is disconnected, the clutch 2 is engaged, the hydraulic motor 1 inputs power, the hydraulic motor 1 drives the clutch 2, the clutch 2 drives the power input shaft II 4-5 to drive the planet carrier II 4-3 to operate, the planet carrier II 4-3 drives the second power output bevel gear 4-2 to operate, power is output through the power output shaft II 4-1, meanwhile, the power input shaft II 4-5 drives the external gear II 4-4, the external gear II 4-4 drives the external gear I3-5, and the external gear I3-5 drives the power input shaft I3-1 to rotate to output power.
Example 4:
the embodiment provides a hybrid power driving method, which uses a hybrid power driving device, when 1200-1500m/min mechanical transmission is needed, a clutch 2 is disengaged, the power of a hydraulic motor 1 is not output, a power input shaft I3-1 is connected with the power input device, the mechanical power is transmitted to a planet carrier I3-2 of a differential I3 through the power input shaft I3-1, the planet carrier I3-2 drives a bevel gear 3-3, a first power output bevel gear 3-4 and a power output shaft I3-6 to rotate, and the power output shaft I3-6 is used as an output port to output power to an external executing element;
the first power output bevel gear 3-4 drives the external gear I3-5 to rotate, the external gear I3-5 drives the external gear II 4-4, the external gear II 4-4 drives the power input shaft II 4-5, the planet carrier II 4-3 is driven to operate, the planet carrier II 4-3 drives the second power output bevel gear 4-2 to operate, and power is output through the power output shaft II 4-1.
When mechanical transmission of 1-2m/min is needed, the power input device is disconnected, the clutch 2 is engaged, the hydraulic motor 1 inputs power, the hydraulic motor 1 drives the clutch 2, the clutch 2 drives the power input shaft II 4-5 to drive the planet carrier II 4-3 to operate, the planet carrier II 4-3 drives the second power output bevel gear 4-2 to operate, power is output through the power output shaft II 4-1, meanwhile, the power input shaft II 4-5 drives the external gear II 4-4, the external gear II 4-4 drives the external gear I3-5, and the external gear I3-5 drives the power input shaft I3-1 to rotate to output power.
The portions of the present embodiment not specifically described are common general knowledge and known techniques in the art, and will not be described in detail here.
The foregoing examples are merely illustrative of the present invention and are not intended to limit the scope of the present invention, and all designs that are the same or similar to the present invention are within the scope of the present invention.
Claims (4)
1. A hybrid driving method using a hybrid driving apparatus, characterized in that: the hybrid power driving device comprises two differentials, namely a differential I (3) and a differential II (4), wherein the power input shaft I (3-1) of the differential I (3) is connected with the power input device, a clutch (2) is arranged between the hydraulic motor (1) and the differential II (4), the clutch (2) is connected with the power input shaft II (4-5) of the differential II (4), and the differential II (4) is connected with the differential I (3) through a gear;
the differential mechanism I (3) comprises a power input shaft I (3-1), a planet carrier I (3-2), a bevel gear (3-3), a first power output bevel gear (3-4), an external gear I (3-5) and a power output shaft I (3-6), wherein the power input shaft I (3-1) is connected with the planet carrier I (3-2), the planet carrier I (3-2) is connected with the bevel gear (3-3), the first power output bevel gear (3-4) and the power output shaft I (3-6), the external gear I (3-5) is arranged on the power output shaft I (3-6), and the power output shaft I (3-6) is connected with an external executing element;
the differential mechanism II (4) comprises a power input shaft II (4-5), a second power output bevel gear (4-2), a planet carrier II (4-3), an external gear II (4-4) and a power output shaft II (4-1), wherein the external gear II (4-4) is meshed with the external gear I (3-5) of the differential mechanism I (3), the external gear II (4-4) is arranged on the power input shaft II (4-5), the power input shaft II (4-5) is connected with the planet carrier II (4-3), the planet carrier II (4-3) is connected with the second power output bevel gear (4-2), and the second power output bevel gear (4-2) is connected with the power output shaft II (4-1);
when 1200-1500m/min mechanical transmission is needed, the clutch (2) is disconnected, the power of the hydraulic motor (1) is not output, the power input shaft I (3-1) is connected with the power input device, the mechanical power is transmitted to the planet carrier I (3-2) of the differential mechanism I (3) through the power input shaft I (3-1), the planet carrier I (3-2) drives the bevel gear (3-3), the first power output bevel gear (3-4) and the power output shaft I (3-6) to rotate, and the power output shaft I (3-6) is used as an output port to output power to an external execution element;
the first power output bevel gear (3-4) drives the external gear I (3-5) to rotate, the external gear I (3-5) drives the external gear II (4-4), the external gear II (4-4) drives the power input shaft II (4-5), the planet carrier II (4-3) is driven to operate, the planet carrier II (4-3) drives the second power output bevel gear (4-2) to operate, and power is output through the power output shaft II (4-1).
2. A hybrid driving method according to claim 1, wherein: when mechanical transmission of 1-2m/min is needed, the power input device is disconnected, the clutch (2) is engaged, the hydraulic motor (1) inputs power, the hydraulic motor (1) drives the clutch (2), the clutch (2) drives the power input shaft II (4-5), the planet carrier II (4-3) is driven to operate, the planet carrier II (4-3) drives the second power output bevel gear (4-2) to operate, power is output through the power output shaft II (4-1), meanwhile, the power input shaft II (4-1) drives the external gear II (4-4), the external gear II (4-4) drives the external gear I (3-5), and the external gear I (3-5) drives the power input shaft I (3-1) to rotate to output power.
3. A hybrid driving method according to claim 1, wherein: the power output directions of the differential mechanism I (3) and the differential mechanism II (4) are vertical.
4. A hybrid driving method according to claim 1, wherein: the hydraulic motor (1) is a quantitative motor or a variable motor.
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CN201810021673.3A CN107989980B (en) | 2018-01-10 | 2018-01-10 | Hybrid power driving device and method |
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CN201810021673.3A CN107989980B (en) | 2018-01-10 | 2018-01-10 | Hybrid power driving device and method |
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CN107989980A CN107989980A (en) | 2018-05-04 |
CN107989980B true CN107989980B (en) | 2023-09-05 |
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Citations (8)
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SU507464A1 (en) * | 1974-06-24 | 1976-03-25 | Предприятие П/Я А-7656 | Hydromechanical drive self-propelled machine |
EP1209074A1 (en) * | 2000-11-28 | 2002-05-29 | Alstom | Driving set for turning the steering system of a ship |
CN101158392A (en) * | 2007-06-11 | 2008-04-09 | 赵宏坚 | Mechanical-hydraulic composite transmission mechanism |
CN102213306A (en) * | 2010-04-07 | 2011-10-12 | 杨泰和 | Dual gear train driving structure at input side of basin-type gear |
CN103465778A (en) * | 2013-09-24 | 2013-12-25 | 湖南大学 | Power transmission mechanism and hybrid electric vehicle |
CN204895105U (en) * | 2015-08-27 | 2015-12-23 | 上海中科深江电动车辆有限公司 | 2AT derailleur and hybrid system for hybrid vehicle |
CN105569108A (en) * | 2015-12-15 | 2016-05-11 | 湖南三一路面机械有限公司 | Land leveler transmission system and land leveler |
CN207864560U (en) * | 2018-01-10 | 2018-09-14 | 西安卓士博液压工程有限责任公司 | A kind of hybrid drive device |
-
2018
- 2018-01-10 CN CN201810021673.3A patent/CN107989980B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU507464A1 (en) * | 1974-06-24 | 1976-03-25 | Предприятие П/Я А-7656 | Hydromechanical drive self-propelled machine |
EP1209074A1 (en) * | 2000-11-28 | 2002-05-29 | Alstom | Driving set for turning the steering system of a ship |
CN101158392A (en) * | 2007-06-11 | 2008-04-09 | 赵宏坚 | Mechanical-hydraulic composite transmission mechanism |
CN102213306A (en) * | 2010-04-07 | 2011-10-12 | 杨泰和 | Dual gear train driving structure at input side of basin-type gear |
CN103465778A (en) * | 2013-09-24 | 2013-12-25 | 湖南大学 | Power transmission mechanism and hybrid electric vehicle |
CN204895105U (en) * | 2015-08-27 | 2015-12-23 | 上海中科深江电动车辆有限公司 | 2AT derailleur and hybrid system for hybrid vehicle |
CN105569108A (en) * | 2015-12-15 | 2016-05-11 | 湖南三一路面机械有限公司 | Land leveler transmission system and land leveler |
CN207864560U (en) * | 2018-01-10 | 2018-09-14 | 西安卓士博液压工程有限责任公司 | A kind of hybrid drive device |
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