CN204726219U - A kind of series parallel type double-planet tooth row gear structure - Google Patents
A kind of series parallel type double-planet tooth row gear structure Download PDFInfo
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- CN204726219U CN204726219U CN201520483977.3U CN201520483977U CN204726219U CN 204726219 U CN204726219 U CN 204726219U CN 201520483977 U CN201520483977 U CN 201520483977U CN 204726219 U CN204726219 U CN 204726219U
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- gear ring
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- planet
- carrier
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- 230000005540 biological transmission Effects 0.000 description 21
- 230000008901 benefit Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
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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 utility model provides a kind of series parallel type double-planet tooth row gear structure, comprise driving engine, the first motor, the second motor, output shaft, first planet row and the second planet row, the first sun wheel, the first row carrier and the first gear ring are drawn together in described first planet package, described second planet row comprises the second sun wheel, the second pinion carrier and the second gear ring, also comprises second clutch; Described driving engine is connected with the first motor, and the first motor is connected with the first sun wheel, and the first sun wheel is connected with the first row carrier; Described the first row carrier connects the second gear ring and forms the first row carrier gear ring, and described the first row carrier gear ring is connected with output shaft; Described first gear ring connects the second pinion carrier and forms the second pinion carrier gear ring, and described second pinion carrier gear ring is connected with output shaft; Described second pinion carrier is also connected with the second motor by the second sun wheel; Second clutch is also connected with the first row carrier gear ring.Reach the effect improving power performance and driving efficiency.
Description
Technical field
The utility model relates to automobile variable speed Driving Scheme field, particularly relates to a kind of series parallel type double-planet tooth row gear structure.
Background technology
Hybrid vehicle refers to the automobile simultaneously equipping two kinds of power resources-heat dynamic resources (being produced by traditional spark ignition engine or diesel engine) and electrodynamic source (battery and electrical motor), by using motor on hybrid vehicle, make power system can require flexible modulation according to the actual operating mode of car load, and work in the region that driving engine remains on Combination property the best, thus reduce oil consumption and discharge; According to the bind mode that hybrid power drives, hybrid power system is mainly divided into following three classes: series connection type hybrid power system, parallel connection type hybrid power system, series-parallel hybrid electric system;
The feature of series-parallel hybrid electric system is that internal-combustion engine system and motor driven systems respectively have a set of mechanical variable speed device, Liang Tao mechanism or pass through train of gears, or adopt planet gear type structure to combine, thus the rotation speed relation between comprehensive adjustment combustion engine and electrical motor.Compared with parallel connection type hybrid power system, series parallel type power system can regulate the power stage of combustion engine and the running of motor according to operating mode more neatly, current combined hybrid system is the gear train of determining reduction ratio, and the scope of speed change is less, and Systematical control is complicated.
Summary of the invention
The technical problems to be solved in the utility model, is to provide a kind of variable speed drive system, solves the problem of speed change underaction in prior art.
The utility model is achieved in that a kind of series parallel type double-planet tooth row gear structure, comprise driving engine, the first motor, the second motor, output shaft, first planet row and the second planet row, the first sun wheel, the first row carrier and the first gear ring are drawn together in described first planet package, described second planet row comprises the second sun wheel, the second pinion carrier and the second gear ring, also comprises second clutch;
Described driving engine is connected with the first motor, and the first motor is connected with the first sun wheel, and the first sun wheel is connected with the first row carrier; Described the first row carrier connects the second gear ring and forms the first row carrier gear ring, and described the first row carrier gear ring is connected with output shaft; Described first gear ring connects the second pinion carrier and forms the second pinion carrier gear ring, and described second pinion carrier gear ring is connected with output shaft; Described second pinion carrier is also connected with the second motor by the second sun wheel; Second clutch is also connected with the first row carrier gear ring.
Further, also first clutch is comprised; Described driving engine is connected with the first motor by first clutch.
Further, described power-transfer clutch is pneumatic piston, fluid-operated piston or motor push rod type power-transfer clutch.
The utility model tool has the following advantages: can realize by the planetary gear train be coupled to each other of pinion carrier and gear ring power-transfer clutch of unifying many gears that hybrid electric drive system drives, connection low gear starts, add moment of torsion during startup, improve power performance; During high speed, high speed gear combines, and reduces the working speed of system.
Accompanying drawing explanation
Fig. 1 is a kind of series parallel type double-planet of the utility model tooth row gear structure schematic diagram;
Fig. 2 is the power transmission line figure of the utility model hybrid power low speed driving mode;
Fig. 3 is the power transmission line figure of hybrid power high speed high capacity drive pattern;
Fig. 4 is the power transmission line figure of the low load drive mode of hybrid power high speed;
Power transmission line figure when Fig. 5 is pure motorized motions;
Power transmission line figure when Fig. 6 is reversing;
Fig. 7 is power transmission line figure during braking.
Description of reference numerals:
1, driving engine;
2, the first motor;
3, first clutch;
4, the first row carrier gear ring;
5, second clutch;
6, the first sun wheel;
7, the second pinion carrier gear ring;
8, the second sun wheel;
9, the second motor.
Detailed description of the invention
By describing technology contents of the present utility model, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Referring to Fig. 1 is, a kind of series parallel type double-planet of the utility model tooth row gear structure schematic diagram, comprise driving engine, the first motor, the second motor, output shaft, first planet row and the second planet row, the first sun wheel, the first row carrier and the first gear ring are drawn together in described first planet package, described second planet row comprises the second sun wheel, the second pinion carrier and the second gear ring, also comprises second clutch;
Described driving engine is connected with the first motor, and the first motor is connected with the first sun wheel, and the first sun wheel is connected with the first row carrier; Described the first row carrier connects the second gear ring and forms the first row carrier gear ring, and described the first row carrier gear ring is connected with output shaft; Described first gear ring connects the second pinion carrier and forms the second pinion carrier gear ring, and described second pinion carrier gear ring is connected with output shaft; Described second pinion carrier is also connected with the second motor by the second sun wheel; Second clutch is also connected with the first row carrier gear ring.
In some specific embodiment, please refer to Fig. 2, is the power transmission line figure of hybrid power low speed driving mode.In the embodiment shown in Figure 2, second clutch 5 engages, and now driving engine 1 starts, and driving engine 1 and the first motor 2 drive the first sun wheel 6 jointly, and through first planet, row is slowed down, and transmission of power is to the second pinion carrier gear ring 7; Second motor 9 drives the second sun wheel, and slow down through the second planet row, transmission of power is to the second pinion carrier gear ring; The power to sum up stating two motors slows down respectively by first, second planet row and is delivered to the second pinion carrier gear ring, and the second pinion carrier gear ring is connected with output shaft, outputs power and drives vehicle to advance.The advantage of the present embodiment is, driving engine, the first motor, the second motor drive vehicle to advance jointly, suddenly can accelerate or provide power when climbing.
In further embodiments, as shown in the power transmission line figure of Fig. 3 hybrid power high speed high capacity drive pattern, in the present embodiment, second clutch 5 unclamps, now engine starting, and the first motor drives the first sun wheel 6 jointly, slows down through the first row carrier, power passes to the first gear ring from the first row carrier, and the first row carrier gear ring 4 passes to two the route transmission of the second pinion carrier; Second motor 9 drives the second sun wheel 8 simultaneously, and slow down through the second planet row, power is also delivered to the second pinion carrier gear ring 7; The power to sum up stating two motors is delivered to the second pinion carrier gear ring 7, second pinion carrier gear ring respectively by the deceleration of front and back planet row and is connected with output shaft, outputs power and drives vehicle to advance.Under the pattern described in the present embodiment, driving engine operates in high efficiency range, improves driving efficiency, carries out Power output when being applicable to high-speed high capacity.In the particular embodiment, can also by the rotating speed of adjustment second motor 9, the output speed of adjustment System, realizes continuous electrodeless variable-speed.
Again as shown in Figure 4, be the power transmission line figure of the low load drive mode of hybrid power high speed; In the present embodiment, vehicle is low load running at high speeds, second clutch 5 unclamps, driving engine 1 starts, first motor 2 is with generator operation, the portion of energy of driving engine is converted into electric energy, and the electric energy transformed out in certain embodiments can be stored into electrokinetic cell by the mode of external connection power battery.Remaining power continues to transmit to subordinate, and to first planet row, through first planet, row is slowed down, and power passes to the first gear ring from the first row carrier, and the first row carrier gear ring 4 passes to two the route transmission of the second pinion carrier; Second pinion carrier gear ring 7 outputs power and drives vehicle to advance.If when propulsive effort still has more than needed, the portion of energy come from the second sun wheel transmission, also with generator operation, is converted into electric energy, is stored into electrokinetic cell by the second motor 9, and the power driven vehicle of engine residual advances.Under the low load model of hybrid power high speed, driving engine operates in high efficiency range, can by the rotating speed of adjustment motor 2, and the output speed of adjustment System, realizes continuous electrodeless variable-speed.
In some further embodiment, also comprise first clutch 3; Described driving engine 1 is connected with the first motor 2 by first clutch 3.Unclamped by first clutch, driving engine no longer participates in Power output, is reached the effect of motorized motions by motor.Power transmission line during pure motorized motions as shown in Figure 5, now first clutch 3 unclamps, second clutch 5 engages, to brake the first row carrier gear ring 4, first motor drives first sun wheel 6 of first planet row, through first planet, row is slowed down, transmission of power is to the second pinion carrier gear ring 7, second motor 9 drives the second sun wheel 8 of the second planet row, slow down through the second planet row, transmission of power is to the second pinion carrier gear ring 7, second pinion carrier gear ring is connected with output shaft, now the power of two motors is respectively by first, second planet row slows down and is delivered to the second pinion carrier gear ring 7, output power and drive vehicle to advance.When this pattern, two motor co-operation, and second clutch 5 engages, and has large reduction ratio, reduces vehicular drive to the torque demand of motor, can reduce motor volume, reduce the material cost of motor.By design first clutch, this structure can be changed in pure motorized motions and hybrid power drive pattern, reach the effect that convenient automobile power exports and improves dynamic efficiency.
In some other embodiment, during reversing, power transmission line as shown in Figure 6, now second clutch 5 engages, braking the first row carrier gear ring 4, first motor reversal drives the first sun wheel 6, through first planet, row is slowed down, transmission of power is to the second pinion carrier gear ring 7, second motor 9 reverses driving second sun wheel 8, slow down through the second planet row, transmission of power is to the second pinion carrier gear ring 7, the power of two motors is respectively by first, second planet row slows down and is delivered to the second pinion carrier gear ring 7, second pinion carrier gear ring 7 is connected with output shaft, output power and drive vehicle to fall back.
In further embodiments, during braking, power transmission line as shown in Figure 7, first motor 2 and the second motor 9 are as generator operation, second clutch combines, and power enters from output shaft, is delivered to the second pinion carrier gear ring, partial power is delivered to the second sun wheel by the second planet row, be delivered to the second motor 9 again, another part power is delivered to first planet row by the second pinion carrier gear ring, is finally delivered to the first motor 2.The benefit of such design is can be electric energy by the kinetic transformation of vehicle.
Concrete, described power-transfer clutch is pneumatic piston, fluid-operated piston or motor push rod type power-transfer clutch.The benefit of such design is that selection is simple, cheap.
The foregoing is only embodiment of the present utility model; not thereby scope of patent protection of the present utility model is limited; every utilize the utility model specification sheets and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a series parallel type double-planet tooth row gear structure, it is characterized in that: comprise driving engine, the first motor, the second motor, output shaft, first planet row and the second planet row, the first sun wheel, the first row carrier and the first gear ring are drawn together in described first planet package, described second planet row comprises the second sun wheel, the second pinion carrier and the second gear ring, also comprises second clutch;
Described driving engine is connected with the first motor, and the first motor is connected with the first sun wheel, and the first sun wheel is connected with the first row carrier; Described the first row carrier connects the second gear ring and forms the first row carrier gear ring, and described the first row carrier gear ring is connected with output shaft; Described first gear ring connects the second pinion carrier and forms the second pinion carrier gear ring, and described second pinion carrier gear ring is connected with output shaft; Described second pinion carrier is also connected with the second motor by the second sun wheel; Second clutch is also connected with the first row carrier gear ring.
2. series parallel type double-planet tooth row gear structure as claimed in claim 1, is characterized in that: also comprise first clutch; Described driving engine is connected with the first motor by first clutch.
3. series parallel type double-planet tooth row gear structure as claimed in claim 1, is characterized in that: described power-transfer clutch is pneumatic piston, fluid-operated piston or motor push rod type power-transfer clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483977.3U CN204726219U (en) | 2015-07-07 | 2015-07-07 | A kind of series parallel type double-planet tooth row gear structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483977.3U CN204726219U (en) | 2015-07-07 | 2015-07-07 | A kind of series parallel type double-planet tooth row gear structure |
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| Publication Number | Publication Date |
|---|---|
| CN204726219U true CN204726219U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520483977.3U Expired - Fee Related CN204726219U (en) | 2015-07-07 | 2015-07-07 | A kind of series parallel type double-planet tooth row gear structure |
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| Country | Link |
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| CN (1) | CN204726219U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966227A (en) * | 2016-05-13 | 2016-09-28 | 北京科技大学 | Hybrid power gearbox for passenger car |
| CN106314123A (en) * | 2015-07-07 | 2017-01-11 | 福建中青汽车技术有限公司 | Series-parallel type double planet tooth row gear structure |
| CN107091305A (en) * | 2017-04-01 | 2017-08-25 | 重庆电子工程职业学院 | Planetary transmission for electric automobile |
-
2015
- 2015-07-07 CN CN201520483977.3U patent/CN204726219U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106314123A (en) * | 2015-07-07 | 2017-01-11 | 福建中青汽车技术有限公司 | Series-parallel type double planet tooth row gear structure |
| CN105966227A (en) * | 2016-05-13 | 2016-09-28 | 北京科技大学 | Hybrid power gearbox for passenger car |
| CN105966227B (en) * | 2016-05-13 | 2018-09-14 | 北京科技大学 | A kind of hybrid power gearbox for sedan |
| CN107091305A (en) * | 2017-04-01 | 2017-08-25 | 重庆电子工程职业学院 | Planetary transmission for electric automobile |
| CN107091305B (en) * | 2017-04-01 | 2023-11-07 | 重庆电子工程职业学院 | Planetary gear gearbox for electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xia Lechun Inventor before: Liu Jianfeng |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 |