CN201784446U - Double-planetary gear hydraulic series-parallel hybrid power system - Google Patents
Double-planetary gear hydraulic series-parallel hybrid power system Download PDFInfo
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- CN201784446U CN201784446U CN2010202634210U CN201020263421U CN201784446U CN 201784446 U CN201784446 U CN 201784446U CN 2010202634210 U CN2010202634210 U CN 2010202634210U CN 201020263421 U CN201020263421 U CN 201020263421U CN 201784446 U CN201784446 U CN 201784446U
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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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Abstract
The utility model discloses a double-planetary gear hydraulic series-parallel hybrid power system. The hybrid power system comprises a front planet gear set, a rear compound planet gear set, an input shaft, an output shaft, a hydraulic motor/pump A, a hydraulic motor/pump B, a high-pressure accumulator, a low-pressure accumulator and so on, wherein the output terminal of the hydraulic motor/pump A is fixedly connected with a front planet gear set sun gear of the front planet gear set; the left end of the input shaft is meshed with a front planet gear set annular gear of the front planet gear set; the hydraulic motor/pump B and the rear compound planet gear set are sleeved on the input shaft; a compound planet carrier of the rear compound planet gear set is fixedly connected with the output shaft; the left end of a large sun gear is fixedly connected with a central shaft of the hydraulic motor/pump B; a high-pressure hydraulic fluid port of the hydraulic motor/pump B is connected with the high-pressure accumulator through a pipeline; a low-pressure hydraulic fluid port of the hydraulic motor/pump B is connected with the low-pressure accumulator through a pipeline; a high-pressure hydraulic fluid port of the hydraulic motor/pump A is connected with a B port of a pilot operated check valve through a pipeline; an A port of the pilot operated check valve is connected with the high-pressure accumulator through a pipeline; and a low-pressure hydraulic fluid port of the hydraulic motor/pump A is connected with the low-pressure accumulator through a pipeline.
Description
Technical field
The utility model relates to a kind of mixed power plant that is applied on the automobile, and or rather, it is the double planet row-type hydraulic driving series-parallel formula hybrid power system of the energy with fuel oil and HM Hydraulic Motor that the utility model relates to a kind of.
Background technology
Energy-conservation and environmental protection is the two principal themes of 21 century development of automobile, electronlmobil is the ideal substitute of traditional oil-burning internal combustion engine automobile, but be subjected to the restriction and the expensive constraint of fuel cell of storage battery energy, liquid-driving mixed power automobile can be considered a kind of feasible program that comprehensively addresses the above problem.Hybrid vehicle has three kinds of structural shapes of representative type (series connection SHV, PHV in parallel and series-parallel connection SPHV).Wherein, do not have direct mechanical connection between the driving engine of Series Hybrid-Power Vehicle and the drive wheel, relatively be easy to this propulsion source is carried out optimal control, the driving engine and the drive wheel of parallel hybrid electric have mechanical connection, but the direct drive car load, car load efficient is than the tandem height.The series parallel hybrid power automobile combines series connection and parallel advantage, can select best power coupled modes according to whole vehicle state information, makes major impetus source (driving engine and hydraulic power parts) work in desirable state.Therefore, the series parallel type dynamic coupling system can make hybrid vehicle have optimum properties.
Because epicyclic gear transmission is compared with general fixed axis gear transmission, have that quality is little, volume is little, transmitting ratio is big, load-carrying capacity is strong, stable drive and driving efficiency advantages of higher, can realize the purpose of power dividing and speed change simultaneously, single planetary mechanism just can replace power-transfer clutch and the change-speed box in the prototype engine.And double planet machine liquid couple drive device is when possessing above-mentioned advantage, can also better reduce the speed fluctuations in driving engine and the HM Hydraulic Motor handoff procedure, better realize stepless change, reducing the requirement for HM Hydraulic Motor simultaneously, is a kind of advanced person's hybrid vehicle driving mechanism.
Power coupling in the series parallel hybrid power automobile must realize by a kind of mechanism or device, dynamic coupling device (Single-Mode Power-Split Device) for single planetary gear mechanism, relatively successful allusion quotation example is the THS system of Japanese Toyota Company abroad, in this system, electrical generator can be regulated the rotating speed of driving engine according to the power demand of operating mode by dynamic coupling device, make rotating speed decoupling zero from the speed of a motor vehicle of driving engine come out, make driving engine just can work in desirable rotary speed area like this; Simultaneously, on dynamic coupling device and output shaft that drive axle links to each other, installed high-performance drive motor can so that the decoupling zero from the load torque of road surface of the moment of torsion of driving engine come out, so just make driving engine can run on desirable torque zone, reach the performance of electronic stepless continuous speed change (ECVT), eliminated traditional change-speed box, Full Vehicle System is greatly simplified.As seen, the driving efficiency height of himself not only, and can make the rotating speed-torque point of engine operation, i.e. Zui Jia fuel economy zone in the best.And the applicant proposed is double planet row-type dynamic coupling device (Dual-Mode Power-Split Device), though it is more complicated more than Single-Mode Power-SplitDevice structure, but can support enough torque output, wider (as being applied to SUV class four-wheel driven hybrid power automobile or medium-sized hybrid power lorry etc.) of its application, Highlander and Lexus GS450 that the allusion quotation example of external moulding has Toyota to produce in 2006, also have the 2-PG Hybrid System of GM company production in 2003 and the Two Mode Hybrid System of Timken company in 2004, the energy source of these power systems all is dynamo-electric the mixing, and do not belong to machine liquid mixed form, the restriction that machine liquid mixing energy is really avoided coming from battery (comprises energy limited, environmental pollution and high maintenance costs and purchase the car cost), have great market competition advantage.
Summary of the invention
Technical problem to be solved in the utility model is to have overcome the problem that prior art exists, and a kind of double planet row-type hydraulic driving series-parallel formula hybrid power system is provided.For solving the problems of the technologies described above, the utility model is to adopt following technical scheme to realize: planet row, back compound planetary row before described double planet row-type hydraulic driving series-parallel formula hybrid power system comprises, planet row's internally toothed annulus and preceding planet row sun wheel before the planet package is drawn together before described, the compound planetary package of described back is drawn together compound planetary frame, big sun wheel, small sun gear and back compound planetary and is arranged shared internally toothed annulus.Described double planet row-type hydraulic driving series-parallel formula hybrid power system also comprises adapter shaft, input shaft, output shaft, C2 clutch-brake, C3 clutch-brake, hydraulic control one-way valve, B hydraulic motor/pump, A hydraulic motor/pump, high-voltage energy storage device and low pressure accumulator.
Preceding planet row is sleeved on the right-hand member of adapter shaft, and the A hydraulic motor/pump is sleeved on the left end of adapter shaft and captives joint with preceding planet row sun wheel.The left end of input shaft right-hand member and output shaft is captiveed joint, the rotation axis conllinear of input shaft and output shaft.Input shaft left end and preceding planet row internally toothed annulus are connected with a joggle, and the rotation axis of input shaft is arranged sun wheel with preceding planet row internally toothed annulus, preceding planet, the A hydraulic motor/pump is parallel with the rotation axis of adapter shaft.The B hydraulic motor/pump is sleeved on the input shaft to become to be rotationally connected, and back compound planetary row is sleeved on the input shaft on B hydraulic motor/pump right side, and the compound planetary frame is captiveed joint with output shaft, and the left end of big sun wheel is captiveed joint with the center shaft of B hydraulic motor/pump.The left end of small sun gear is rotationally connected with C2 clutch-brake and C3 clutch-brake respectively with the external cylindrical surface that the back compound planetary is arranged shared internally toothed annulus.The high pressure hydraulic fluid port of B hydraulic motor/pump is connected with the high-voltage energy storage device pipeline, and the low pressure hydraulic fluid port of B hydraulic motor/pump is connected with low pressure accumulator pipeline.The B mouth pipeline of the high pressure hydraulic fluid port of A hydraulic motor/pump and hydraulic control one-way valve is connected, and the A mouth of hydraulic control one-way valve is connected with the high-voltage energy storage device pipeline, and the low pressure hydraulic fluid port of A hydraulic motor/pump is connected with low pressure accumulator pipeline.
Preceding planet row described in the technical scheme also comprises front planetary line and 4 preceding planet rows of planetary wheels that structure is identical.The preceding planet rows of planetary wheel that 4 structures are identical is distributed on the circumference of radiuses such as front planetary line rotation axis to being rotationally connected, and the rotation axis that planet rows of planetary is taken turns before each and the rotation axis of front planetary line parallel.The internal tooth of the outside of planet rows of planetary wheel and preceding planet row internally toothed annulus is meshed before each, and the inboard of planet rows of planetary wheel and preceding planet row sun wheel are connected with a joggle before each; Described back compound planetary row also comprises 3 short satellite gears and 3 long satellite gears that structure is identical that structure is identical.3 identical long satellite gears of structure are distributed on the circumference of radiuses such as compound planetary frame rotation axis to being rotationally connected, and the rotation axis of the rotation axis of each long satellite gear and compound planetary frame parallels.The internal tooth that the outside of each long satellite gear and back compound planetary are arranged shared internally toothed annulus is meshed, and the inboard of each long satellite gear and big sun wheel and each short satellite gear mesh simultaneously, and the rotation axis of each short satellite gear and the rotation axis of compound planetary frame parallel.The inboard and the small sun gear of each short satellite gear are meshed, and each short satellite gear is installed on the left side wall panel of compound planetary frame.Big sun wheel is sleeved on the input shaft to become to be rotationally connected, and the left end that small sun gear is sleeved on big sun wheel becomes to be rotationally connected.The rotation axis conllinear of the rotation axis of input shaft and big sun wheel, small sun gear and compound planetary frame; Described C3 clutch-brake mainly is made up of gear ring braking body, brake collar, brake plunger, push rod, pull back spring and gear ring drg hydraulic actuating cylinder.Gear ring braking body and brake collar are sleeved on the back compound planetary successively and arrange on the outer circumference surface of shared internally toothed annulus, the outer circumference surface that the inboard of brake collar and back compound planetary are arranged shared internally toothed annulus has certain interval, one end of gear ring braking body and brake collar is by being bolted in the housing, and gear ring braking body is connected with an end of push rod with gear ring drg hydraulic actuating cylinder respectively with the other end of brake collar.The other end of push rod is captiveed joint with the brake plunger in being installed in gear ring drg hydraulic actuating cylinder, is set with pull back spring on the push rod in brake plunger left side, and gear ring drg hydraulic actuating cylinder is fixed in the housing.
Comparing the beneficial effects of the utility model with traditional oil-burning internal combustion engine automobile is:
1. double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can reclaim the braking kinetic energy of vehicle, obviously improves the fuel economy of vehicle.
2. driving engine and hydraulic accumulator in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can be worked simultaneously, have improved the tractive performance of vehicle.
3. double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can be realized stepless change, guarantees that engine operation in best fuel-economy district, reduces oil consumption.
4. double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can reduce the access times and the intensity of drg, prolongs its service life, reduces its maintenance, upkeep cost.
5. double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can select for use the driving engine of smaller power to satisfy the cruising requirement of vehicle, reduces harmful gas emission, reduces the pollution to environment.
6. double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model improves the vehicle ' stationarity, improves travelling comfort.
Comparing the beneficial effects of the utility model with mixed power electric car is:
1. under equal conditions, the hydraulic accumulator in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model can provide bigger auxiliary power for vehicle.
2. it is more faster than storage battery that the hydraulic accumulator in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model charges and discharge energy velocity, and under the same conditions, the energy that hydraulic accumulator reclaims is many, and low price.
3. HM Hydraulic Motor/Hydraulic Pump the output torque in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model is big, the control accuracy height, and speed of response is fast, compact conformation, light weight, required installing space is little.
4. the hydraulic accumulator long service life in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model, and waste and old energy-storage travelling wave tube can not pollute environment.
5. the energy-recuperation system in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model is simple in structure, reliable operation, long service life.
Propulsions source such as the dynamic coupling device of double planet row-type and HM Hydraulic Motor unite the controllable function that use can realize hydraulic-driven stepless continuous speed change (H-CVT), thereby eliminated traditional transmission mechanism, the car load power drive system is greatly simplified, and driving efficiency improves.In addition, hydraulic drive motor and hydraulic energy storage device replace motor, battery, not only can reduce the productive costs and the maintenance cost of automobile greatly, can also save the high cost of handling the battery that changes, and thoroughly avoid the malignant pollution of battery altering environment.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the scheme drawing of expression double planet row-type hydraulic driving series-parallel formula mixed power system structure principle described in the utility model;
Fig. 2 is the transfer route figure of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model A hydraulic motor/pump power when static start-up mode;
The transfer route figure of Fig. 3 B hydraulic motor/pump 7 power that are double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model when pure hydraulic starting pattern;
Fig. 4 is a double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model when pure hydraulic-driven pattern, and high-voltage energy storage device makes its transfer route figure as the B hydraulic motor/pump power of motor operation for pressure oil feeding B pressure motor/pump;
Fig. 5 is the transfer route figure of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model engine output power when driving engine independent drive pattern;
The transfer route figure of Fig. 6-the 1st, double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model driving engine 1 and the outputting power of B hydraulic motor/pump 7 common powered vehicle when the combination drive pattern, wherein the takeoff output of B hydraulic motor/pump is big sun wheel, the long satellite gear transmission in arranging by the back compound planetary successively;
The transfer route figure of Fig. 6-the 2nd, double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model driving engine 1 and the outputting power of B hydraulic motor/pump 7 common powered vehicle when the combination drive pattern, wherein B hydraulic motor/pump 7 takeoff outputs are successively by the big sun wheel among the compound planetary row of back, the transmission of weak point satellite gear;
Fig. 7-the 1st, double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model high-voltage energy storage device recuperated energy and engine power when the Associated brake pattern export the transfer route figure of balancing vehicle kinetic energy;
Fig. 7-the 2nd, high-voltage energy storage device is retrieved the recovery course diagram from the vehicle energy of wheel under the high-speed case of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model when B hydraulic motor/pump braking mode;
Fig. 7-the 3rd, high-voltage energy storage device is retrieved the recovery course diagram from the vehicle energy of wheel under the middle low speed situation of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model when B hydraulic motor/pump braking mode;
Fig. 8 is the full sectional view on the preceding planet row structure composition front view in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model;
Fig. 9 is the right elevation that the back compound planetary is arranged and C3 clutch-brake structure is formed in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model;
Figure 10 is the echelon sectional view (the C3 clutch-brake does not draw) that back compound planetary row structure is formed A-A position in Figure 10 in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model;
Among the figure: 1. driving engine, 2.C1 power-transfer clutch, 3. front planetary line, 4. high-voltage energy storage device, 5. hydraulic control one-way valve, 6. before planet row internally toothed annulus, 7.B hydraulic motor/pump, 8.C2 clutch-brake, 9.C3 clutch-brake, 10. the back compound planetary is arranged shared internally toothed annulus, 11. compound planetary framves, 12. big sun wheels, 13. wheel, 14. difies, 15. small sun gears, 16. short satellite gear, 17. long satellite gears, 18. low pressure accumulators, 19. preceding planet rows of planetary wheel, 20.A hydraulic motor/pump, 21. preceding planet row sun wheels, 22. adapter shaft, 23. input shafts, 24. output shafts, 25. gear ring braking body, 26. brake collars, 27. brake plungers, 28. push rod, 29. pull back spring, 30. gear ring drg hydraulic actuating cylinders, 31. sleeves, 32. the gear ring cover, 33. input shaft gears.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is explained in detail:
The purpose of this utility model provides a kind of novel hydraulic driving series-parallel hybrid electric system, promptly provide a kind of with the hydraulic driving series-parallel hybrid electric system of double planet wheel rows of mixing as machine liquid coupling device, to overcome the price height that present hybrid vehicle exists, volume is big, service life is short, shortcomings such as waste and old energy-storage travelling wave tube environmental pollution, improve hybrid vehicle in-use performance, improve its fuel economy, realize minimum discharge.
Consult Fig. 1, double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model mainly is made up of with output shaft 24 high-voltage energy storage device 4, hydraulic control one-way valve 5, B hydraulic motor/pump 7, C2 clutch-brake 8, C3 clutch-brake 9, low pressure accumulator 18, A hydraulic motor/pump 20, adapter shaft 22, preceding planet row, back compound planetary row, input shaft 23.
Consult Fig. 1 and Fig. 8, preceding planet row described in the utility model mainly is made up of the identical preceding planet rows of planetary wheel 19 of 3,4 structures of front planetary line, preceding planet row sun wheel 21 and preceding planet row internally toothed annulus 6.
The identical preceding planet rows of planetary wheel 19 of 4 structures is distributed on the circumference of radiuses such as front planetary line 3 rotation axiss to being rotationally connected by preceding planet rows of planetary wheel shaft respectively, the rotation axis of the preceding planet rows of planetary wheel 19 that 4 mechanisms are identical and the rotation axis of front planetary line 3 parallel, be installed in the outside of the identical preceding planet rows of planetary wheel 19 of 4 mechanisms on the front planetary line 3 and the internal tooth of preceding planet row internally toothed annulus 6 and be meshed, the inboard and 21 engagements of preceding planet row sun wheel of the preceding planet rows of planetary wheel 19 that 4 mechanisms are identical.Planet row is the right-hand member that is sleeved on adapter shaft 22 before whole.Adapter shaft 22 is set to stepped shaft, on the rotation axis of adapter shaft 22, process a long blind hole from right to left, and on the adapter shaft 22 promptly and preceding planet row sun wheel 21 equipped parts radially to process its effect that the long blind hole on 2-3 and the axis communicates be the radial direction through hole of carrying lubricating oil, process a torus at adapter shaft 22 right-hand members.Described front planetary line 3 is assembly sets, and it promptly is made up of left end cap and right end cap left and right two parts, and left end cap and right end cap fuse by welding manner.It is the right-hand member that is sleeved on adapter shaft 22 that the front has been stated whole preceding planet row, more particularly, taking turns the preceding planet row sun wheel 21 that 19 inboards are meshed with preceding planet rows of planetary is sleeved on the adapter shaft 22 to become to be rotationally connected, in order to reduce friction between the two, install a sleeve 31 respectively additional at the two ends of preceding planet row sun wheel 21 centre holes; The front planetary line 3 that the identical preceding planet rows of planetary wheel 19 of 4 structures is installed is sleeved on the adapter shaft 22, and the right end cap in the front planetary line 3 is sleeved on the toric external cylindrical surface of adapter shaft 22 right-hand members and adopts welding manner to fix.
Consult Fig. 1, Fig. 9 and Figure 10, back compound planetary row described in the utility model is to belong to Ravigneaux formula double planet wheel rows of mixing.Described back compound planetary row mainly arranges the identical short satellite gear 16 of shared internally toothed annulus 10, compound planetary frame 11, big sun wheel 12,15,3 structures of the small sun gear long satellite gear 17 identical with 3 structures by the back compound planetary and forms.
The identical long satellite gear 17 of 3 structures respectively by long planet wheel spindle be distributed on the compound planetary frame 11 on the circumference of radiuses such as compound planetary frame 11 rotation axiss for being rotationally connected, the rotation axis of the long satellite gear 17 that 3 structures are identical and the rotation axis of compound planetary frame 11 parallel, being installed in the outside of the identical long satellite gear 17 of 3 structures on the compound planetary frame 11 and internal tooth that the back compound planetary is arranged shared internally toothed annulus 10 is meshed, the short satellite gear 16 that the inboard of the long satellite gear 17 that 3 structures are identical and big sun wheel 12 are identical with 3 structures meshes simultaneously, the rotation axis of the short satellite gear 16 that 3 structures are identical and the rotation axis of compound planetary frame 11 parallel, and the inboard and the small sun gear 15 of the short satellite gear 16 that 3 structures are identical are meshed.The left end that small sun gear 15 is sleeved on big sun wheel 12 becomes to be rotationally connected, and big sun wheel 12 is sleeved on the input shaft 23 to become to be rotationally connected, and the compound planetary frame 11 that the identical long satellite gear 17 of 3 structures is installed is sleeved on input shaft 23 and the output shaft 24.Captive joint between input shaft 23 and the output shaft 24, the rotation axis conllinear of input shaft 23 and output shaft 24, the circular wallboard in the right side of compound planetary frame 11 is captiveed joint with output shaft 24 (adopting key or welding manner), the rotation axis that compound planetary frame 11 and back compound planetary are arranged shared internally toothed annulus 10 with and the rotation axis conllinear of input shaft 23.Wherein: compound planetary frame 11 is to be made of two circular wallboards of left and right side, (on the circumference of two radiuses such as circular wallboard rotation axis of left and right side) is processed with the through hole that long planet wheel spindle is installed on two circular wallboards of left and right side, and (on the circumference of radiuses such as the circular wallboard rotation axis in left side) also is processed with the through hole that the weak point planet wheel spindle is installed on the circular wallboard in left side.Long satellite gear 17 is installed on two circular wallboards of left and right side in the compound planetary frame 11 by long planet wheel spindle, and short satellite gear 16 is installed on the circular wallboard in left side in the compound planetary frame 11 by short planet wheel spindle.
Front planetary line 3 among the preceding planet row of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model is connected the rotation axis conllinear of adapter shaft 22 and driving engine 1 output shaft with driving engine 1 output shaft with C1 power-transfer clutch 2 by adapter shaft 22.Be sleeved on adapter shaft 22 left ends and become the left end (by means of modes such as keys) of the preceding planet row sun wheel 21 among right-hand member and the preceding planet row of output shaft (hollow shaft) of the A hydraulic motor/pump 20 be rotationally connected to captive joint, gear ring cover 32 that the employing welding manner of preceding planet row internally toothed annulus 6 right-hand members among the preceding planet row is connected and the input shaft gear 33 on input shaft 23 left ends are connected with a joggle.The rotation axis of input shaft 23 and front planetary line 3, preceding planet row internally toothed annulus 6, preceding planet row sun wheel 21, A hydraulic motor/pump 20, adapter shaft 22 are parallel with the rotation axis of driving engine 1 output shaft.Input shaft 23 is a hollow stepped shaft, processing one long through-hole on the axis of input shaft 23, and the right-hand member of input shaft 23 promptly and big sun wheel 12 equipped parts radially process the radial direction through hole that the long through-hole on 3-4 and the axis communicates, its effect is to carry lubricating oil to each parts.Captiveing joint with the left side of output shaft 24 in the right side of input shaft 23, also input shaft 23 and output shaft 24 can be processed into one.Back compound planetary row is sleeved on input shaft 23 and the output shaft 24, and the circular wallboard in right side of the compound planetary frame 11 among the back compound planetary row and the left end of output shaft 24 are captiveed joint by key or welding manner.Become to be rotationally connected on the input shaft 23 in big sun wheel 12 left sides after B hydraulic motor/pump 7 is sleeved among the compound planetary row, the right-hand member of B hydraulic motor/pump 7 center shafts (hollow shaft) is captiveed joint with the left end of big sun wheel 12.After the circular wallboard in the right side of the left end of output shaft 24 and compound planetary frame 11 was captiveed joint, the right-hand member of output shaft 24 (passing through axle drive shaft) was captiveed joint with diff (drive axle) 14 and then is realized drive wheels 13.The left end of small sun gear 15 is set with C2 clutch-brake 8 (under the operating mode of not braking) and becomes to be rotationally connected, and C2 clutch-brake 8 plays the drag effect under the operating mode of brake.Back compound planetary is arranged on the outer circumference surface of shared internally toothed annulus 10 and is fixed with one deck high-abrasive material, be set with C3 clutch-brake 9 (under the operating mode of not braking) on the outer circumference surface of high-abrasive material and become to be rotationally connected, C3 clutch-brake 9 also plays the drag effect under the operating mode of brake.The high pressure hydraulic fluid port of B hydraulic motor/pump 7 is connected with high-voltage energy storage device 4 pipelines, and the low pressure hydraulic fluid port of B hydraulic motor/pump 7 is connected with low pressure accumulator 18 pipelines.The B mouth pipeline of the high pressure hydraulic fluid port of A hydraulic motor/pump 20 and hydraulic control one-way valve 5 is connected, and the A mouth of hydraulic control one-way valve 5 is connected with high-voltage energy storage device 4 pipelines, and the low pressure hydraulic fluid port of A hydraulic motor/pump 20 is connected with low pressure accumulator 18 pipelines.Wherein: B hydraulic motor/pump 7 can be according to the dynamic property design objective for different vehicle (medium and small) with A hydraulic motor/pump 20, determine the power grade of driving engine 1 earlier, the power grade that mates B hydraulic motor/pump 7 then, the last watt level of coming to determine A hydraulic motor/pump 20 again, different automobile types (medium and small) is selected the different B hydraulic motor/pump 7 of model, A hydraulic motor/pump 20 and driving engine 1 for use in other words.
Front planetary line 3 among the mouth that the constructional feature of double planet row-type hydraulic driving series-parallel formula hybrid power system is driving engine 1 and the preceding planet row is connected with mechanical type, A hydraulic motor/pump 20 mouths are captiveed joint with the preceding planet row sun wheel 21 among the preceding planet row, B hydraulic motor/pump 7 mouths are captiveed joint with the big sun wheel 12 among the compound planetary row of back, planet row internally toothed annulus 6 before the ingears in the preceding planet rows of planetary wheel 19 in arranging with preceding planet, all be connected between the compound planetary frame 11 that is connected with long satellite gear 17 among the compound planetary row of back and the axle drive shaft of car load with mechanical type.
The parts of forming whole double planet row-type hydraulic driving series-parallel formula hybrid power system, except high-voltage energy storage device 4 and low pressure accumulator 18, hydraulic control one-way valve 5, B hydraulic motor/pump 7, C2 clutch-brake 8, C3 clutch-brake 9, A hydraulic motor/pump 20, the part of adapter shaft 22, preceding planet row, back compound planetary row, input shaft 23 all is contained in the housing with the part of output shaft 24, housing is installed on the automobile chassis frame, housing is provided with 2 through holes, and high-voltage energy storage device 4 is connected with the low pressure hydraulic fluid port with the high pressure hydraulic fluid port of B hydraulic motor/pump 7 with A hydraulic motor/pump 20 respectively by pipeline with low pressure accumulator 18.
Consult Fig. 9, the C3 clutch-brake 9 in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model mainly is made up of with gear ring drg hydraulic actuating cylinder 30 gear ring braking body 25, brake collar 26, brake plunger 27, push rod 28, pull back spring 29.
Gear ring braking body 25 is sleeved on the back compound planetary successively with brake collar 26 and arranges on the outer circumference surface of one deck high-abrasive material fixing on shared internally toothed annulus 10 outer circumference surfaces, between the inboard of brake collar 26 and the outer circumference surface of high-abrasive material certain clearance is arranged, making under the operating mode of not braking the back compound planetary arrange shared internally toothed annulus 10 can freely rotate.One end of gear ring braking body 25 and brake collar 26 is by being bolted in the housing, gear ring braking body 25 is connected with an end of push rod 28 with gear ring drg hydraulic actuating cylinder 30 respectively with the other end of brake collar 26, the other end of push rod 28 is captiveed joint with the brake plunger 27 in being installed in gear ring drg hydraulic actuating cylinder 30, brake plunger 27 can back and forth move freely in gear ring drg hydraulic actuating cylinder 30, be set with pull back spring 29 on the push rod 28 in brake plunger 27 left sides, gear ring drg hydraulic actuating cylinder 30 is fixed in the housing.When high pressure oil entered the oil pocket of gear ring drg hydraulic actuating cylinder 30, high pressure oil promoted brake plunger 27 compression retracteding position springs 29 to left movement, and tension brake collar 26 is realized the braking that the back compound planetary is arranged shared internally toothed annulus 10; When high pressure oil was discharged the oil pocket of gear ring drg hydraulic actuating cylinder 30, brake plunger 27 moved right under the effect of compressed pull back spring 29, and brake collar 26 automatically resets and cancels the operating mode of brake.
Structure, the mounting means of the C2 clutch-brake 8 in the double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model are the same with C3 clutch-brake 9 with principle of work, do not give unnecessary details herein.
By C2 clutch-brake 8 and C3 clutch-brake 9, A hydraulic motor/pump 20 are arranged the multiple mode of operation of realizing double planet row-type hydraulic driving series-parallel formula hybrid vehicle with back compound planetary row's various combination state with B hydraulic motor/pump 7 and preceding planet, have stepless speed change function and mode switch function, this double planet row-type hydraulic driving series-parallel formula mixed power system structure compactness, transferring elements is few, the purpose that can realize saving fuel oil and guarantee the car load tractive performance on the basis of saving manufacturing and improvement cost to greatest extent.
The mode of operation of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model is as shown in Table:
Annotate: on preceding planet row sun wheel 21, have a Locking Device, do not draw among Fig. 1,
● the expression clutch-brake engages or is locked
Zero expression clutch-brake separates or is not locked
The elaboration of various mode of operations (consulting chart):
1. start-up mode
Start-up mode is divided into two kinds of situations of static startup and pure hydraulic starting according to the initial condition of car load:
During static startup, C1 power-transfer clutch 2 engages, C2 clutch-brake 8 separates (not locked) with C3 clutch-brake 9, A hydraulic motor/pump 20 is done the starter motor operation, planet rows of planetary wheel 19 rotated before its power drove by preceding planet row sun wheel 21, dragged driving engine 1 through front planetary line 3 again and started.
During pure hydraulic starting, when the energy storage that requires automobile driving speed to surpass setting value or A hydraulic motor/pump 20 is not enough to start, C1 power-transfer clutch 2 engages, the energy of B hydraulic motor/pump 7 planet row (→ preceding planet row internally toothed annulus 6 → preceding planet rows of planetary wheel 19 → front planetary line 3) before coupling device is is passed to driving engine 1, realize the startup of driving engine 1, and the operation that enters driving engine 1, power dividing drives automobile, and to A hydraulic motor/pump 20 makeup energy.
2. driving engine independent drive pattern
Refer to that automobile is at middle low speed driving, the required torque of automotive operation is provided separately by driving engine 1, and C1 power-transfer clutch 2 engages, and A hydraulic motor/pump 20 absorbs energy as Hydraulic Pump, B hydraulic motor/pump 7 rotates freely, and power is arranged with the back compound planetary through preceding planet row by driving engine 1 and reached wheel.
3. pure hydraulic-driven pattern
Refer to automobile when underload accelerating mode or low speed driving operating mode, the required torque of automotive operation is provided separately by B hydraulic motor/pump 7.At this moment, C1 power-transfer clutch 2 separates, driving engine 1 is static, C 3 clutch-brakes 9 engage, preceding planet row sun wheel 21 is locked, the power of B hydraulic motor/pump 7 through after after the big sun wheel 12, long satellite gear 17 and the short satellite gear 16 among the compound planetary row of back among the compound planetary row of back among the compound planetary row, power reaches compound planetary frame 11, input shaft 23 and diff 14 and then the realization drive wheels 13 of back compound planetary in arranging.
4. associating drive pattern
At vehicle needs power during greater than the power of driving engine 1 efficiency optimization, 2 combinations of C1 power-transfer clutch, C3 clutch- brake 9 or 8 combinations of C2 clutch-brake, driving engine 1 and liquid B pressure motor/pump 7 common powered vehicle, A hydraulic motor/pump 20 judges as HM Hydraulic Motor participation driving still to be to absorb as Hydraulic Pump to drive dump energy according to the different demands of power and the height of energy storage value, and this pattern normally automobile works in middle low speed acceleration and high velocity.
5. regenerative brake pattern
The regenerative brake pattern is divided into B hydraulic motor/pump 7 braking and two kinds of situations of Associated brake according to the state of automobile:
Under the middle low speed situation, C1 power-transfer clutch 2 separates, and driving engine 1 is static, and C2 clutch-brake 8 engages, preceding planet row sun wheel 21 is locked, and A hydraulic motor/pump 20 rotates freely, by B hydraulic motor/pump 7 independent brakes, overcome the ground friction resisting moment,, reclaim braking energy as the Hydraulic Pump operation;
Under high-speed case, C3 clutch-brake 9 engages, preceding planet row sun wheel 21 is locked, mechanical brake (C3 clutch-brake 9) and B hydraulic motor/pump 7 Associated brakes, according to the energy storage situation, A hydraulic motor/pump 20 is done energy storage or is driven operation, and B hydraulic motor/pump 7 is made accumulator, reclaims braking energy.
In the energy recovery of glancing impact, we can assert when being lower than certain speed and can not consider.But the organic efficiency of HM Hydraulic Motor should be operated in the optimum efficiency district and just need to take different schemes according to the speed of a motor vehicle of different sections in order to guarantee it in attention, and the utility model can be arranged by compound planetary after regulating and realize.
Planet row and back compound planetary row are the power coupling mechanisms of double planet row-type hydraulic driving series-parallel formula hybrid power system described in the utility model before described, can be to rotating speed and torque decoupler, thereby make driving engine 1 be operated in the optimum efficiency district, can improve fuel economy.
Consult Fig. 1, driving engine 1 is as power unit, and its power can directly be passed to wheel 13 by mechanical system, also can store in the mode of hydraulic pressure energy by A hydraulic motor/pump 20, B hydraulic motor/pump 7.
A hydraulic motor/pump 20 is mainly used to start the engine 1 and absorbs the energy of driving engine 1, B hydraulic motor/pump 7 can start and the driving process in powered vehicle, and can be used as the kinetic energy that pump comes a recovery vehicle glancing impact.
Consult Fig. 2, when static start-up mode, C1 power-transfer clutch 2 engages, hydraulic control one-way valve 5 is in opening, the flow direction that is pressure oil is A → B, high-voltage energy storage device 4 makes it as motor operation for A hydraulic motor/pump 20 for pressure oil, and the takeoff output of A hydraulic motor/pump 20 drives driving engine 1 through preceding planet row sun wheel 21, preceding planet rows of planetary wheel 19, front planetary line 3 backs successively and starts.Power transmission line is shown in the heavy line among the figure.
Consult Fig. 3, when pure hydraulic starting pattern, C1 power-transfer clutch 2 engages, C3 clutch-brake 9 engages, hydraulic control one-way valve 5 is in the nonreturn flow pattern, the flow direction that is pressure oil is B → A, and high-voltage energy storage device 4 makes it as motor operation for B hydraulic motor/pump 7 for pressure oil, and the takeoff output of B hydraulic motor/pump 7 drives automobile by being passed to wheel 13 behind the big sun wheel 12 among the compound planetary row of back, long satellite gear 17, the compound planetary frame 11 on the one hand successively; The takeoff output of B hydraulic motor/pump 7 drives driving engine 1 and starts by preceding planet row internally toothed annulus 6, preceding planet rows of planetary wheel 19, front planetary line 3 successively on the other hand.Transfer route is shown in the heavy line among the figure.
Consult Fig. 4, when pure hydraulic-driven pattern, C1 power-transfer clutch 2 separates, driving engine 1 is static, and C3 clutch-brake 9 engages, and preceding planet row sun wheel 21 is locked, hydraulic control one-way valve 5 is in the nonreturn flow pattern, the flow direction that is pressure oil is B → A, and high-voltage energy storage device 4 makes it as motor operation for pressure oil feeding B pressure motor/pump 7, is passed to wheel 13 behind the big sun wheel 12 during the takeoff output of B hydraulic motor/pump 7 is arranged by the back compound planetary, long satellite gear 17, the compound planetary frame 11 and drives automobiles.Be reversing mode when 7 counter-rotatings of B hydraulic motor/pump, the transfer route of B hydraulic motor/pump 7 power is the same.Transfer route is shown in the heavy line among the figure.
Consult Fig. 5, when driving engine independent drive pattern, C1 power-transfer clutch 2 engages, hydraulic control one-way valve 5 is in the nonreturn flow pattern, the flow direction that is pressure oil is B → A, the takeoff output of driving engine 1 is successively through front planetary line 3, preceding planet rows of planetary wheel 19, preceding planet row's sun wheel 21 and A hydraulic motor/pump 20, make A hydraulic motor/pump 20 as hydraulic pump works, from low pressure accumulator 18 absorb low pressure oil be delivered to high-voltage energy storage device 4 absorb driving engine 1 by energy delivered such as preceding planet row sun wheels 21 to high pressure accumulator 4, the power of driving engine 1 output passes through front planetary line 3 successively, preceding planet rows of planetary wheel 19, preceding planet row internally toothed annulus 6, input shaft 23, output shaft 24 is passed to wheel 13 with diff 14 and drives automobile.Transfer route is shown in the heavy line among the figure.
Consult Fig. 6 → 1 and Fig. 6-2, when the associating drive pattern, C1 power-transfer clutch 2 engages, hydraulic control one-way valve 5 is in the nonreturn flow pattern, the flow direction that is pressure oil is B → A, driving engine 1, B hydraulic motor/pump 7 common powered vehicle, A hydraulic motor/pump 20 is as pump or motor operations, when A hydraulic motor/pump 20 absorbs the portion of energy of driving engine and B hydraulic motor/pump 7 as the motor driven car load as pump, hydraulic control one-way valve 5 is in the one-way only operation state, the flow direction that is hydraulic oil can only be from the nonreturn flow of B → A, thereby realizes the coupling pressure control of the hydraulic oil of the high pressure oil of high-voltage energy storage device 4 and A hydraulic motor/pump 20.The takeoff output of driving engine 1 is passed to wheel 13 with diff 14 and drives automobile by front planetary line 3, preceding planet rows of planetary wheel 19 and preceding planet row internally toothed annulus 6, input shaft 23, output shaft 24 successively on the one hand; B hydraulic motor/pump 7 operations on the other hand, big sun wheel 12 during B hydraulic motor/pump 7 takeoff outputs are arranged by the back compound planetary, long satellite gear 17 are (when C3 clutch-brake 9 engages, power is pressed the transfer route transmission shown in Fig. 6-1) or short satellite gear 16 (when C2 clutch-brake 8 engaged, power was pressed the transfer route transmission shown in Fig. 6-2); The power of driving engine 1 and B hydraulic motor/pump 7 is passed to wheel 13 by input shaft 23, output shaft 24 with diff 14 again and drives automobile after compound planetary frame 11 places converge.Transfer route is shown in the heavy line among Fig. 6-1, Fig. 6-2.
Consulting Fig. 7-1, Fig. 7-2 and Fig. 7-3, when the high-revolving emergency braking situation of vehicle, is the regenerative brake pattern that driving engine participates in Associated brake, and C2 power-transfer clutch 8 engages, and driving engine 1 and B hydraulic motor/pump 7 are braked jointly.When retrieving the vehicle energy from wheel 13, a part of vehicle energy arrives high-voltage energy storage device 4 again through output shaft 24, compound planetary frame 11, long satellite gear 17, sun wheel 12 and B hydraulic motor/pump 7 greatly; Another part vehicle energy then comes balance by the takeoff output that driving engine 1 is arranged internally toothed annulus 6, input shaft 23 and output shaft 24 through front planetary line 3, preceding planet rows of planetary wheel 19, preceding planet.High-voltage energy storage device 4 recuperated energies and driving engine 1 takeoff output come the transfer route of balancing vehicle kinetic energy shown in the heavy line among Fig. 7-1.In addition, in braking procedure, according to the difference (being the difference of the speed of a motor vehicle) and the accumulator energy storage rank of rate of braking, mechanical braking will carry out auxiliary braking; When the high-revolving non-emergent braking situation of vehicle, for driving engine withdraws from the regenerative brake pattern of Associated brake, C1 power-transfer clutch 2 separates, and hydraulic control one-way valve 5 is in the nonreturn flow pattern, and promptly the flow direction of pressure oil is B → A, and driving engine 1 remains static.When C3 clutch-brake 9 engages, preceding planet row sun wheel 21 is locked, when retrieving the vehicle energy from wheel 13, through output shaft 24, input shaft 23, compound planetary frame 11, long satellite gear 17, big sun wheel 12 and B hydraulic motor/pump 7, arrive high-voltage energy storage device 4 again and realize reclaiming braking energy successively.The transfer route of high-voltage energy storage device 4 recuperated energies is shown in the heavy line among Fig. 7-2; In middle low speed situation following time, be general Associated brake pattern, C2 clutch-brake 8 engages, preceding planet row sun wheel 21 is locked, the vehicle energy of wheel 13 arrives high-voltage energy storage device 4 again and realizes reclaiming braking energy successively through output shaft 24, input shaft 23, compound planetary frame 11, long satellite gear 17, short satellite gear 16, big sun wheel 12 and B hydraulic motor/pump 7.The transfer route of high-voltage energy storage device 4 recuperated energies is shown in the heavy line among Fig. 7-3.
The principle features of Double-planetary gear hydraulic series-parallel hybrid power system:
1. entire car controller is according to the aperture (also can consider the demand power value) of the position/air throttle of the speed of a motor vehicle and accelerator pedal, will be to guarantee that engine 1 is operated in the optimum efficiency zone, (using when being acceleration or anxious the acceleration) is prerequisite to guarantee simultaneously to have certain energy reserve in the high-voltage energy storage device 4, input or output torque by the power of adjusting B hydraulic motor/pump 7 and A hydraulic motor/pump 20, the reasonable distribution demand torque is in engine 1 and B hydraulic motor/pump 7.
Here A hydraulic motor/pump 20 function for the rotating speed of adjusting engine 1 in the rotary speed area of the best, namely the decoupling zero from the speed of a motor vehicle of the rotating speed of engine 1 is come out, but it should be noted that, owing to be subjected to the restriction of the maximum speed of hydraulic motor/pump, can only be in the restriction to engine speed of to a certain degree the releasing speed of a motor vehicle, mainly comprise two kinds of situations, 1-fluid motor-driven operating mode (absorbed energy from high-voltage energy storage device 4), 2-hydraulic motor damped condition (absorbed energy is stored in the high-voltage energy storage device 4).
3.B hydraulic motor/pump 7 has that the high torque (HT) output characteristics can increase or the driving shaft of additional car load on come from the torque of engine 1 to satisfy the road surface torque-demand, namely the torque of engine 1 output decoupling zero from the demand torque of road surface is come out, removed the road surface demand torque that causes because of mechanical connection between the driving shaft of engine 1 and car load to the restriction of engine 1 torque.
Therefore, can guarantee that car load is under the prerequisite that enough dynamic property require, engine 1 can run on the fuel economy zone of optimum efficiency, obtain higher fuel consumption and emission characteristic, and this Double-planetary gear hydraulic series-parallel hybrid power system can make car load that the demand of maximum engine torque or peak power is reduced, thereby when car load power assembly parameter designing, reduced engine 1 dimensional requirement, made the Choice and design to engine 1 obtain the bigger free degree.
Claims (4)
1. double planet row-type hydraulic driving series-parallel formula hybrid power system, planet row and back compound planetary row before comprising, planet row's internally toothed annulus (6) and preceding planet row sun wheel (21) before the planet package is drawn together before described, compound planetary frame (11) is drawn together in the compound planetary package of described back, big sun wheel (12), small sun gear (15) is arranged shared internally toothed annulus (10) with the back compound planetary, it is characterized in that described double planet row-type hydraulic driving series-parallel formula hybrid power system also comprises adapter shaft (22), input shaft (23), output shaft (24), C2 clutch-brake (8), C3 clutch-brake (9), hydraulic control one-way valve (5), B hydraulic motor/pump (7), A hydraulic motor/pump (20), high-voltage energy storage device (4) and low pressure accumulator (18);
Preceding planet row is sleeved on the right-hand member of adapter shaft (22), and A hydraulic motor/pump (20) is sleeved on the left end of adapter shaft (22) and captives joint with preceding planet row's sun wheel (21); Input shaft (23) right-hand member is captiveed joint with the left end of output shaft (24), the rotation axis conllinear of input shaft (23) and output shaft (24), input shaft (23) left end and preceding planet row's internally toothed annulus (6) are connected with a joggle, and the rotation axis of input shaft (23) is arranged sun wheel (21) with preceding planet row internally toothed annulus (6), preceding planet, A hydraulic motor/pump (20) is parallel with the rotation axis of adapter shaft (22); B hydraulic motor/pump (7) is sleeved on the input shaft (23) to become to be rotationally connected, back compound planetary row is sleeved on the input shaft (23) on B hydraulic motor/pump (7) right side, compound planetary frame (11) is captiveed joint with output shaft (24), the left end of big sun wheel (12) is captiveed joint with the center shaft of B hydraulic motor/pump (7), and the left end of small sun gear (15) is rotationally connected with C2 clutch-brake (8) and C3 clutch-brake (9) respectively with the external cylindrical surface that the back compound planetary is arranged shared internally toothed annulus (10); The high pressure hydraulic fluid port of B hydraulic motor/pump (7) is connected with high-voltage energy storage device (4) pipeline, the low pressure hydraulic fluid port of B hydraulic motor/pump (7) is connected with low pressure accumulator (18) pipeline, the B mouth pipeline of the high pressure hydraulic fluid port of A hydraulic motor/pump (20) and hydraulic control one-way valve (5) is connected, the A mouth of hydraulic control one-way valve (5) is connected with high-voltage energy storage device (4) pipeline, and the low pressure hydraulic fluid port of A hydraulic motor/pump (20) is connected with low pressure accumulator (18) pipeline.
2. according to the described double planet row-type hydraulic driving series-parallel formula of claim 1 hybrid power system, it is characterized in that described preceding planet row also comprises front planetary line (3) and 4 preceding planet rows of planetary wheels (19) that structure is identical;
The preceding planet rows of planetary wheel (19) that 4 structures are identical is distributed on the circumference of radiuses such as front planetary line (3) rotation axis to being rotationally connected, the rotation axis of planet rows of planetary wheel (19) and the rotation axis of front planetary line (3) parallel before each, the internal tooth of the outside of planet rows of planetary wheel (19) and preceding planet row's internally toothed annulus (6) is meshed before each, and the inboard of planet rows of planetary wheel (19) and preceding planet row's sun wheel (21) is connected with a joggle before each.
3. according to the described double planet row-type hydraulic driving series-parallel formula of claim 1 hybrid power system, it is characterized in that described back compound planetary row also comprises 3 short satellite gears (16) and 3 long satellite gears (17) that structure is identical that structure is identical;
3 identical long satellite gears (17) of structure are distributed on the circumference of radiuses such as compound planetary frame (11) rotation axis to being rotationally connected, the rotation axis of the rotation axis of each long satellite gear (17) and compound planetary frame (11) parallels, the internal tooth that the outside of each long satellite gear (17) and back compound planetary are arranged shared internally toothed annulus (10) is meshed, the inboard of each long satellite gear (17) and big sun wheel (12) mesh simultaneously with each short satellite gear (16), the rotation axis of each short satellite gear (16) and the rotation axis of compound planetary frame (11) parallel, the inboard and the small sun gear (15) of each short satellite gear (16) are meshed, each short satellite gear (16) is installed on the left side wall panel of compound planetary frame (11), big sun wheel (12) is sleeved on the input shaft (23) to become to be rotationally connected, the left end that small sun gear (15) is sleeved on big sun wheel (12) becomes to be rotationally connected, the rotation axis of input shaft (23) and big sun wheel (12), the rotation axis conllinear of small sun gear (15) and compound planetary frame (11).
4. according to the described double planet row-type hydraulic driving series-parallel formula of claim 1 hybrid power system, it is characterized in that described C3 clutch-brake (9) mainly is made up of with gear ring drg hydraulic actuating cylinder (30) gear ring braking body (25), brake collar (26), brake plunger (27), push rod (28), pull back spring (29);
Gear ring braking body (25) is sleeved on the back compound planetary successively with brake collar (26) and arranges on the outer circumference surface of shared internally toothed annulus (10), the outer circumference surface that the inboard of brake collar (26) and back compound planetary are arranged shared internally toothed annulus (10) has certain interval, one end of gear ring braking body (25) and brake collar (26) is by being bolted in the housing, gear ring braking body (25) is connected with the end of gear ring drg hydraulic actuating cylinder (30) with push rod (28) respectively with the other end of brake collar (26), the other end of push rod (28) is captiveed joint with the brake plunger (27) in being installed in gear ring drg hydraulic actuating cylinder (30), be set with pull back spring (29) on the push rod (28) in brake plunger (27) left side, gear ring drg hydraulic actuating cylinder (30) is fixed in the housing.
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| CN2010202634210U CN201784446U (en) | 2010-07-20 | 2010-07-20 | Double-planetary gear hydraulic series-parallel hybrid power system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101920651A (en) * | 2010-07-20 | 2010-12-22 | 吉林大学 | Double planet row-type hydraulic driving series-parallel hybrid electric system |
| CN103448529A (en) * | 2013-09-10 | 2013-12-18 | 吉林大学 | Planetary type dual-mode petrol-electric parallel-serial hybrid power system |
| CN104442340A (en) * | 2014-12-02 | 2015-03-25 | 吉林大学 | Composite double-planet-row type hydraulically-driven hybrid power system |
| 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 |
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2010
- 2010-07-20 CN CN2010202634210U patent/CN201784446U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920651A (en) * | 2010-07-20 | 2010-12-22 | 吉林大学 | Double planet row-type hydraulic driving series-parallel hybrid electric system |
| CN101920651B (en) * | 2010-07-20 | 2012-12-05 | 吉林大学 | Double planet row-type hydraulic driving series-parallel hybrid power system |
| CN103448529A (en) * | 2013-09-10 | 2013-12-18 | 吉林大学 | Planetary type dual-mode petrol-electric parallel-serial hybrid power system |
| CN103448529B (en) * | 2013-09-10 | 2015-12-16 | 吉林大学 | Planetary type dual-mode petrol-electric parallel-serial hybrid power system |
| CN104442340A (en) * | 2014-12-02 | 2015-03-25 | 吉林大学 | Composite double-planet-row type hydraulically-driven hybrid power system |
| CN104442340B (en) * | 2014-12-02 | 2017-02-22 | 吉林大学 | Composite double-planet-row type hydraulically-driven hybrid power system |
| 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 |
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