CN109130832A - A kind of no gear ring hybrid power coupler - Google Patents
A kind of no gear ring hybrid power coupler Download PDFInfo
- Publication number
- CN109130832A CN109130832A CN201811090957.4A CN201811090957A CN109130832A CN 109130832 A CN109130832 A CN 109130832A CN 201811090957 A CN201811090957 A CN 201811090957A CN 109130832 A CN109130832 A CN 109130832A
- Authority
- CN
- China
- Prior art keywords
- gear
- planetary gear
- sun gear
- planet carrier
- sun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000012545 processing Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 241001282153 Scopelogadus mizolepis Species 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
- B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The present invention relates to power coupler fields, more particularly to a kind of no gear ring hybrid power coupler, it include the first sun gear, the second sun gear and planet carrier, first sun gear and the second sun gear are installed on planet carrier, it further include having the first planetary gear and the second planetary gear, first sun gear is engaged with the first planetary gear, and second sun gear is engaged with the second planetary gear, and first planetary gear is engaged with the second planetary gear.The present invention eliminates the interior toothed ring gear of processing technology complexity and higher cost in traditional power coupler, the whole sun gears and planetary gear for realizing power transmission are all made of outer toothing, and the processing technology of external tooth is simple, process equipment and processing technology all relative maturities, machining accuracy can be guaranteed, operation noise of the invention can not only be reduced, additionally it is possible to effectively promote production efficiency of the invention, and significantly reduce production cost of the invention.
Description
Technical field
The present invention relates to power coupler fields, more particularly to a kind of no gear ring hybrid power coupler.
Background technique
As the measure of countries in the world environmental protection is increasingly stringenter, hybrid vehicle is due to its energy conservation, low emission etc.
Feature causes the very big concern of motor-dom, and becomes a focus technology field of automotive research and exploitation, has begun big
Scale commercial.
Hybrid vehicle refers to that vehicle drive system is combined by two or more single drive systems that can be operated simultaneously
The road horsepower of the vehicle of composition, vehicle is separately or cooperatively provided according to actual vehicle running state by single drive system.
The advantages of power device in hybrid vehicle had not only played engine continuous longevity of service, good dynamic property, but also can send out
Wave that motor is pollution-free, benefit of low noise, the two " fights side by side ", learns from other's strong points to offset one's weaknesses, so that the thermal efficiency of automobile can be improved
10% or more, exhaust gas discharge can improve 30% or more.
The presence of all dynamic coupler in hybrid power system, it is the critical component in hybrid vehicle.It is existing
Some power couplers are in the majority using the single planetary gear train of tradition, are mainly made of components such as sun gear, planetary gear, gear rings.?
In these components, the processing of gear ring is a process the most complicated, since gear ring is internal tooth, and is used on automobile,
It is limited by the size of size, processing technology is more complicated compared with external tooth, processing precision direct influence to motivation package system
Sound level, therefore the finish machining equipment of gear ring is also had higher requirement.Current finish machining equipment is not only very expensive,
And extremely lack, there is also very big technical problem, the gear ring that many enterprises require buying high price uses finishing technology, from
And the cost of motivation package system is caused to be significantly increased.
Summary of the invention
In order to solve the above technical problems, the present invention provides one kind can be effectively reduced production cost, required precision is promoted,
Reduce operation noise, practical no gear ring hybrid power coupler.
The present invention adopts the following technical scheme:
A kind of no gear ring hybrid power coupler, includes the first sun gear, the second sun gear and planet carrier, and described
One sun gear and the second sun gear are installed on planet carrier, further include having the first planetary gear and the second planetary gear, first sun
Wheel is engaged with the first planetary gear, and second sun gear is engaged with the second planetary gear, first planetary gear and the second planetary gear
Engagement.
Further improvement to above-mentioned technical proposal is that first sun gear is installed on planet carrier by first bearing,
Second sun gear is installed on planet carrier by second bearing.
Further improvement to above-mentioned technical proposal be further include having shell, the both ends of the planet carrier pass through respectively
Planet carrier is installed on shell by three bearings and fourth bearing.
Further improvement to above-mentioned technical proposal is that first sun gear and the second sun gear include input
End, connecting pin and driving end, input terminal external connection power source, the connecting pin are installed on planet carrier, the driving end and the
One planetary gear or the engagement of the second planetary gear.
Further improvement to above-mentioned technical proposal is the external tooth of the driving end and the first planetary gear, the second planetary gear
It is disposed as helical teeth.
Further improvement to above-mentioned technical proposal be further include having brake apparatus, the brake apparatus work when, first
Sun gear or the braking of the second sun gear.
Further improvement to above-mentioned technical proposal be further include having outer gear, the outer gear is installed on planet
Frame.
The invention has the benefit that
1, the present invention includes the first sun gear, the second sun gear and planet carrier, and first sun gear and second is too
Sun wheel is installed on planet carrier, and overall structure is simple, smooth running, and light-weight, small in size, high transmission accuracy further includes having first
Tooth engagement outside the part of planetary gear and the second planetary gear, the external tooth of the first sun gear and the first planetary gear, the second sun gear it is outer
Tooth engagement outside the part of the outer tooth engagement of tooth and the second planetary gear, the first planetary gear and the second planetary gear, the first sun gear, second
Sun gear and planet carrier can be used as input component or output, meet the output of dual input list, single-input double-output, single input list
The various modes such as output, it is practical；First sun gear, the second sun gear, the first planetary gear, the second planetary gear are all made of external tooth
Wheel, the processing technology of external gear is simple, at low cost, and precision is high, and external tooth processing technology comparative maturity can effectively reduce cost.
2, the first sun gear is installed on planet carrier by first bearing, and second sun gear is installed on by second bearing
Planet carrier, stable connection effectively improve transmission accuracy.
It 3, further include having shell, the both ends of planet carrier pass through 3rd bearing and fourth bearing respectively and planet carrier peace is passed through axis
It holds and is installed on shell.
4, first sun gear and the second sun gear include input terminal, connecting pin and driving end, the input terminal
External connection power source, the connecting pin are installed on planet carrier, and the driving end is engaged with the first planetary gear or the second planetary gear, structure
Simply, stable connection is reliable.
5, the external tooth of driving end and the first planetary gear, the second planetary gear is disposed as helical teeth, using peculiar between helical teeth
Meshing performance, noise is small, transmits and stablizes steadily, bearing capacity is strong.
It 6, further include having brake apparatus, when brake apparatus works, the first planetary gear or the braking of the second planetary gear are easy to implement
Power transmission under various modes.
It 7, further include having outer gear, outer gear is installed on planet carrier, facilitates coupler to realize dynamic under different mode
Power transmission, it is practical.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view of A-A in Fig. 1；
Fig. 3 is internal structure chart of the invention；
Fig. 4 is the principle of the present invention structure chart.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
As shown in Figs 1-4, a kind of no gear ring hybrid power coupler of the present invention, include the first sun gear 110,
Second sun gear 120 and planet carrier 130, first sun gear 110 and the second sun gear 120 are installed on planet carrier 130, also
It include the first planetary gear 140 and the second planetary gear 150, first sun gear 110 is engaged with the first planetary gear, and described second
Sun gear 120 is engaged with the second planetary gear 150, and first planetary gear 140 is engaged with the second planetary gear 150.
The present invention is improved by the planetary structure to existing hybrid power coupler, remove processing technology it is complicated and
The higher interior toothed ring gear of difficulty of processing realizes that whole gears of power transmission are all made of outer toothing, and the processing technology of external tooth
Simply, process equipment and processing technology all relative maturities, machining accuracy can be guaranteed, can not only be reduced of the invention
Run noise, additionally it is possible to effectively promote production efficiency of the invention, and significantly reduce production cost of the invention.
In the present invention, the first sun gear 110 is installed on planet carrier 130, second sun gear by first bearing 111
120 are installed on planet carrier 130 by second bearing 121, and stable connection effectively improves transmission accuracy.
It further, further include having shell 160, the both ends of planet carrier 130 pass through 3rd bearing 131 and fourth bearing respectively
Planet carrier 130 is installed on shell 160 by 132, and the stabilization of planet carrier 130 is installed on shell 160, transmission accuracy is effectively improved.
Wherein, the present invention in the first sun gear 110 and the second sun gear 120 include have input terminal, connecting pin and
Driving end, input terminal external connection power source, the connecting pin are installed on planet carrier 130, the driving end and the first planetary gear
140 or second planetary gear 150 engage, structure is simple, stable connection, and power transmission is steadily reliable.
Further, the external tooth of driving end and the first planetary gear 140, the second planetary gear 150 is disposed as helical teeth, using oblique
Peculiar meshing performance between tooth, noise is small, transmits and stablizes steadily, bearing capacity is strong；Certainly, the driving end in the present invention and the
One planetary gear 140, the second planetary gear 150 external tooth can also use straight-tooth, test effect is slightly poor with respect to helical teeth.
It, can be real by controlling brake apparatus (not shown) the invention also includes there is brake apparatus (not shown)
Existing power single-input single-output, two-output impulse generator, several operating modes of single-input double-output.
It further, further include having outer gear 133, outer gear 133 is installed on planet carrier 130, facilitates coupler
Power is transmitted, it is practical.
First sun gear 110, the second sun gear 120 and planet carrier 130 of the present invention can be used as input or defeated
Part out, so that multiple-working mode may be implemented in whole system, the working principle under different input and output modes is summarized as follows:
One, single-input double-output: the first sun gear 110, the second sun gear 120, either component and power in planet carrier 130
Source connection, power is inputted in coupler of the present invention, remaining two component can be according to practical need as power output part
Seek carry out power output.
Two, dual input list exports: 110 external connection power source one of the first sun gear, 120 external connection power source two of the second sun gear,
Two power sources carry out power output by outer gear 133 after the coupler is coupled through the invention.
Three, single-input single-output: by the first sun gear 110, the external brake apparatus of the second sun gear 120 is made by control
Dynamic device, makes one of braking, another carries out power input, and power is finally transferred to outer gear 133 and is exported.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (7)
1. a kind of no gear ring hybrid power coupler includes the first sun gear, the second sun gear, the first planetary gear, the second row
Star-wheel and planet carrier, first sun gear, the second sun gear, the first planetary gear, the second planetary gear are installed on planet carrier,
Be characterized in that: first sun gear is engaged with the first planetary gear, and second sun gear is engaged with the second planetary gear, and described
One planetary gear is engaged with the second planetary gear.
2. a kind of no gear ring hybrid power coupler according to claim 1, it is characterised in that: first sun gear is logical
It crosses first bearing and is installed on planet carrier, second sun gear is installed on planet carrier by second bearing.
3. a kind of no gear ring hybrid power coupler according to claim 1 or 2, it is characterised in that: it further include having shell,
The both ends of the planet carrier pass through 3rd bearing and fourth bearing respectively and planet carrier are installed on shell.
4. a kind of no gear ring hybrid power coupler according to claim 1, it is characterised in that: first sun gear and
Second sun gear includes input terminal, connecting pin and driving end, and input terminal external connection power source, the connecting pin is installed on
Planet carrier, the driving end are engaged with the first planetary gear or the second planetary gear.
5. a kind of no gear ring hybrid power coupler according to claim 4, it is characterised in that: the driving end and first
Planetary gear, the second planetary gear external tooth be disposed as helical teeth.
6. a kind of no gear ring hybrid power coupler according to claim 1, it is characterised in that: further include thering is braking to fill
It sets, when the brake apparatus works, the first sun gear or the braking of the second sun gear.
7. a kind of no gear ring hybrid power coupler according to claim 1, it is characterised in that: further include having external teeth
Wheel, the outer gear are installed on planet carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090957.4A CN109130832A (en) | 2018-09-19 | 2018-09-19 | A kind of no gear ring hybrid power coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090957.4A CN109130832A (en) | 2018-09-19 | 2018-09-19 | A kind of no gear ring hybrid power coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109130832A true CN109130832A (en) | 2019-01-04 |
Family
ID=64814865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811090957.4A Pending CN109130832A (en) | 2018-09-19 | 2018-09-19 | A kind of no gear ring hybrid power coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109130832A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114076180A (en) * | 2020-08-21 | 2022-02-22 | 比亚迪股份有限公司 | Planetary gear transmission device, power driving system and vehicle |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2745243A1 (en) * | 1996-02-28 | 1997-08-29 | Renault | Hybrid electric vehicle with electromagnetic coupler between motors |
| US20090071733A1 (en) * | 2007-09-18 | 2009-03-19 | Zhihui Duan | Hybrid electric vehicle |
| CN102267368A (en) * | 2011-04-29 | 2011-12-07 | 北京工业大学 | Transmission mechanism for power coupling |
| CN103786564A (en) * | 2014-02-28 | 2014-05-14 | 长城汽车股份有限公司 | Driving device of hybrid electric vehicle |
| CN205836513U (en) * | 2016-07-08 | 2016-12-28 | 山东德瑞博新能源汽车制造有限公司 | A kind of hybrid power system |
| WO2017107846A1 (en) * | 2015-12-25 | 2017-06-29 | 比亚迪股份有限公司 | Power drive system and vehicle having same |
| CN107128172A (en) * | 2017-05-26 | 2017-09-05 | 关建成 | The wheeled power dividing dynamic coupling device of Cylinder Gear |
| CN206647505U (en) * | 2017-04-10 | 2017-11-17 | 深圳市万维博新能源技术有限公司 | Double sun gears input planetary structure |
| CN208881576U (en) * | 2018-09-19 | 2019-05-21 | 张石静 | A kind of no gear ring hybrid power coupler |
-
2018
- 2018-09-19 CN CN201811090957.4A patent/CN109130832A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2745243A1 (en) * | 1996-02-28 | 1997-08-29 | Renault | Hybrid electric vehicle with electromagnetic coupler between motors |
| US20090071733A1 (en) * | 2007-09-18 | 2009-03-19 | Zhihui Duan | Hybrid electric vehicle |
| CN102267368A (en) * | 2011-04-29 | 2011-12-07 | 北京工业大学 | Transmission mechanism for power coupling |
| CN103786564A (en) * | 2014-02-28 | 2014-05-14 | 长城汽车股份有限公司 | Driving device of hybrid electric vehicle |
| WO2017107846A1 (en) * | 2015-12-25 | 2017-06-29 | 比亚迪股份有限公司 | Power drive system and vehicle having same |
| CN205836513U (en) * | 2016-07-08 | 2016-12-28 | 山东德瑞博新能源汽车制造有限公司 | A kind of hybrid power system |
| CN206647505U (en) * | 2017-04-10 | 2017-11-17 | 深圳市万维博新能源技术有限公司 | Double sun gears input planetary structure |
| CN107128172A (en) * | 2017-05-26 | 2017-09-05 | 关建成 | The wheeled power dividing dynamic coupling device of Cylinder Gear |
| CN208881576U (en) * | 2018-09-19 | 2019-05-21 | 张石静 | A kind of no gear ring hybrid power coupler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114076180A (en) * | 2020-08-21 | 2022-02-22 | 比亚迪股份有限公司 | Planetary gear transmission device, power driving system and vehicle |
| CN114076180B (en) * | 2020-08-21 | 2024-07-16 | 比亚迪股份有限公司 | Planetary gear transmission, power drive system and vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |