CN205836529U - A kind of automobile - Google Patents
A kind of automobile Download PDFInfo
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- CN205836529U CN205836529U CN201620826083.4U CN201620826083U CN205836529U CN 205836529 U CN205836529 U CN 205836529U CN 201620826083 U CN201620826083 U CN 201620826083U CN 205836529 U CN205836529 U CN 205836529U
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- 238000013016 damping Methods 0.000 claims description 46
- 238000003825 pressing Methods 0.000 claims description 29
- 239000004677 Nylon Substances 0.000 claims description 16
- 229920001778 nylon Polymers 0.000 claims description 16
- 230000035939 shock Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000002834 transmittance Methods 0.000 abstract 1
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
This utility model provides a kind of automobile, and this automobile includes: extended-range electromotor；Electromotor；The limit being arranged between described extended-range electromotor and described electromotor turns round device；And described extended-range electromotor and described generator coaxle rotate.Scheme of the present utility model turns round device by the limit being arranged between extended-range electromotor and electromotor, reach the effect to the vibration decay in extended-range engine power transmittance process, simultaneously can also be when extended-range engine speed be suddenlyd change, meet required torque capacity, it is ensured that the reliability of the power transmission between extended-range electromotor and electromotor.
Description
Technical Field
The utility model belongs to the technical field of the car and specifically relates to an automobile is related to.
Background
In order to ensure reliable connection between the extended-range engine and the ISG automobile starting and power generating all-in-one machine, the extended-range engine needs to be considered in the power transmission process, and vibration can be attenuated on the premise of meeting the normal working requirement of the ISG automobile starting and power generating all-in-one machine. If a hard connection scheme is adopted, the vibration of the engine of the whole automobile is completely transmitted to the motor, the ISG automobile starting and power generating integrated machine is easy to lose efficacy, the vibration of the range extender assembly is large in the high-speed power generating process, and the NVH (harshness) of the whole automobile is problematic; by adopting the scheme of connecting the torsional dampers, when the rotating speed of the engine suddenly changes, the torque change is large, the torsional dampers cannot completely absorb vibration, the springs have the risk of crushing, overlarge torsional dampers cannot be designed possibly due to the limitation of arrangement space and structure, the torsional vibration absorption of the engine is limited, and the noise of the whole vehicle can be increased; the double-mass flywheel connection scheme is adopted, so that the cost is high, and the arrangement space is enlarged.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem that solves provides an automobile for realize satisfying required moment of torsion capacity to the vibration attenuation of increasing the form engine to generator power transmission in-process and satisfying when increasing the form engine torque sudden change.
In order to solve the technical problem, an embodiment of the utility model provides an automobile, include:
an extended range engine;
a generator;
the torque limiter is arranged between the range-extending engine and the generator;
and the extended range engine and the generator rotate coaxially.
Preferably, the torque limiter includes:
the flywheel is connected with an output shaft of the extended range engine;
the driven disc is connected with an input shaft of the generator;
the pressure plate belt cover is fixedly connected with the flywheel, and the driven plate is arranged between the flywheel and the pressure plate belt cover.
Preferably, a first through hole is formed in the flywheel, and an output shaft of the extended range engine is inserted into the first through hole;
the driven disc comprises a driven disc hub, and an input shaft of the generator is in splined connection with the driven disc hub.
Preferably, the flywheel is further provided with a first groove;
The platen belt cover includes: the diaphragm spring is partially exposed out of an accommodating space formed by the second through hole and the third through hole;
the driven plate further includes: the driven disc body, the setting that the cover was located on the driven disc hub are in the peripheral friction disc of driven disc body, be equipped with the multiunit on the driven disc body and center on the damping spring group that driven disc body axle center tangential was arranged and circumference equipartition, just the driven disc body passes through the second through-hole with the third through-hole exposes in outside the pressure disk lid, the pressure disk with the friction disc is laminated mutually, diaphragm spring with driven disc body looks butt.
Preferably, a second groove is further formed in the flywheel;
the pressure plate is also provided with a first connecting hole;
the pressure plate cover is also provided with a second connecting hole;
the pressure plate and the pressure plate cover are connected through fasteners which sequentially penetrate through the first connecting hole and the second connecting hole, and one end, exposed out of the pressure plate, of each fastener is placed in the second groove.
Preferably, the flywheel is further provided with a first mounting hole and a positioning pin; the pressure plate cover is also provided with a third mounting hole and a first positioning hole;
the flywheel is fixedly connected with the pressure plate belt cover through screws which sequentially penetrate through the third mounting hole and the first mounting hole;
the positioning pin is inserted into the first positioning hole in the pressing disc cover.
Preferably, the flywheel is a single mass flywheel.
Preferably, the damping spring group comprises a first damping spring group and a second damping spring group which are arranged at intervals, and the size specification of the first damping spring group is larger than that of the second damping spring group; wherein,
the second damping spring group comprises a first damping spring and a second damping spring, and the first damping spring is arranged inside the second damping spring.
Preferably, a first nylon retainer is sleeved on the first damping spring group;
a second nylon retainer is sleeved on the second damping spring group, wherein,
the first nylon retainer and the second nylon retainer are both inlaid on the driven disc body.
Preferably, the damping spring sets are 4 sets.
Compared with the prior art, the embodiment of the utility model provides a car has following beneficial effect at least:
Through the torque limiter arranged between the range-extended engine and the generator, the effect of vibration attenuation in the power transmission process of the range-extended engine is achieved, meanwhile, the required torque capacity can be met when the rotating speed of the range-extended engine changes suddenly, and the reliability of power transmission between the range-extended engine and the generator is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a connection of a range-extended engine, a torque limiter and a generator according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a driven plate according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a torque limiter according to an embodiment of the present invention;
fig. 4 is a schematic view of an assembly structure of a torque limiter according to an embodiment of the present invention; description of reference numerals: 1. an extended range engine; 2. an engine; 3. a torque limiter; 31. a flywheel; 32. a driven plate; 33. a platen belt cover; 311. a first through hole; 312. a first groove; 313. a second groove; 314. a first mounting hole; 315. positioning pins; 321. a driven disc hub; 322. a driven disc body; 323. a friction plate; 324. a damping spring set; 331. a platen; 332. a diaphragm spring; 333. a pressure plate cover; 334. a fastener; 3241. a first damping spring group; 3242. a second damping spring group; 3243. a first nylon retainer; 3244. a second nylon retainer; 3242a, a first damping spring; 3242b, a second damping spring; 3331. a third mounting hole; 3332. a first locating hole.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments. In the following description, specific details are provided, such as specific configurations and components, merely to facilitate a thorough understanding of embodiments of the invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
Referring to fig. 1, an embodiment of the present invention provides an automobile, including: an extended range engine 1; a generator 2; a torque limiter 3 disposed between the range-extending engine 1 and the generator 2; and the range-extended engine 1 and the generator 2 rotate coaxially.
Through the torque limiter 3 arranged between the range-extended engine 1 and the generator 2, the effect of vibration attenuation in the power transmission process of the range-extended engine 1 is achieved, meanwhile, the required torque capacity can be met when the rotating speed of the range-extended engine 1 changes suddenly, and the reliability of power transmission between the range-extended engine 1 and the generator 2 is guaranteed.
Referring to fig. 2 and 3, the torque limiter 3 includes: a flywheel 31 connected to an output shaft of the extended range engine 1; a driven plate 32 connected to an input shaft of the generator 2; and the pressure plate belt cover 33 is fixedly connected with the flywheel 31, and the driven plate 32 is arranged between the flywheel 31 and the pressure plate belt cover 33.
The power transmitted by the output shaft of the range-extending engine 1 drives the flywheel 31 of the torque limiter 3 to rotate, and is transmitted to the input shaft of the generator 2 after the torsion vibration reduction of the driven disc 32, and the pressure plate belt cover 33 is used for enabling the driven disc 32 and the flywheel 31 to be tightly connected and coaxially rotate.
Referring to fig. 3, a first through hole 311 is formed in the flywheel 31, and the output shaft of the range-extended engine 1 is inserted into the first through hole 311; the driven disk 32 includes a driven disk hub 321, and the input shaft of the generator 2 is spline-connected to the driven disk hub 321.
Specifically, a spline is installed in a spline groove in the driven disc hub 321, and the input shaft of the generator 2 is engaged with the spline, so that the power of the range-extended engine 1 is transmitted to the input shaft of the generator 2.
Referring to fig. 2 and 3, the flywheel 31 is further provided with a first groove 312; the platen belt cover 33 includes: the pressing plate 331, the pressing plate cover 333 fixedly connected with the pressing plate 331 and the diaphragm spring 332 arranged between the pressing plate 331 and the pressing plate cover 333, wherein a second through hole is formed in the pressing plate 331, a third through hole is formed in the pressing plate cover 333, and part of the diaphragm spring 332 is exposed out of an accommodating space formed by the second through hole and the third through hole; the driven disk 32 further includes: the driven disc comprises a driven disc body 322 sleeved on the driven disc hub 321 and friction plates 323 arranged on the periphery of the driven disc body 322, wherein a plurality of groups of damping spring groups 324 are arranged on the driven disc body 322 in a tangential manner around the axis of the driven disc body 322 and are uniformly distributed on the circumference, the driven disc body 322 is exposed out of the pressure disc cover 333 through the second through hole and the third through hole, the pressure disc 331 is attached to the friction plates 323, and the diaphragm spring 332 is abutted to the driven disc body 322.
And further, the damping spring set 324 is 4 sets.
And further, the damping spring group 324 comprises a first damping spring group 3241 and a second damping spring group 3242 which are arranged at intervals, and the dimension of the first damping spring group 3241 is larger than that of the second damping spring group 3242; the second damping spring group 3242 includes a first damping spring 3242a and a second damping spring 3242b, and the first damping spring 3242a is disposed inside the second damping spring 3242 b. The driven plate 32 drives the driven plate body 322 and the driven plate hub 321 to rotate together through friction between the friction plate 323 and the flywheel 31, and the damping spring group 324 twists large variation torque caused by sudden change of the rotation speed of the range-extended engine and absorbs vibration caused by sudden change of the rotation speed of the range-extended engine 1. In addition, the high torque generated when the rotation speed of the extended range engine 1 suddenly changes slips through the friction plate 323, and the generator 2 is protected from overload.
Because the first damping spring group 3241 and the second damping spring group 3242 are 2 groups, and two springs with different sizes are arranged in the second damping spring group 3242, the reliability of torque transmission of the extended range engine 1 can be ensured, the torque capacity is met, and the springs are prevented from being crushed when the maximum torque is transmitted; meanwhile, vibration can be effectively attenuated in different torque intervals.
Referring to fig. 3 and 4, a second groove 313 is further formed on the flywheel 31; the pressure plate 331 is also provided with a first connecting hole; a second connecting hole is also formed in the pressing disc cover 333; the pressing plate 331 and the pressing plate cover 333 are connected by a fastening member 334 sequentially passing through the first connecting hole and the second connecting hole, and one end of the fastening member 334 exposed outside the pressing plate 331 is placed in the second groove 313.
Referring to fig. 3, the flywheel 31 is further provided with a first mounting hole 314 and a positioning pin 315; the pressing disc cover 333 is also provided with a third mounting hole 3331 and a first positioning hole 3332; the flywheel 31 and the pressure plate belt cover 33 are fixedly connected through screws which sequentially penetrate through the third mounting hole 3331 and the first mounting hole 314; the positioning pin 315 is inserted into the first positioning hole 3332 of the platen cover 333.
And further, the flywheel 31 is a single mass flywheel. The single-mass flywheel has low cost and small arrangement space.
Further, referring to fig. 2, a first nylon retainer 3243 is sleeved on the first damping spring group 3241; a second nylon retainer 3244 is sleeved on the second damping spring group 3242, wherein the first nylon retainer 3243 and the second nylon retainer 3244 are both embedded in the driven disc body 322.
The arrangement of the first nylon retainer 3243 and the second nylon retainer 3244 can eliminate abnormal sound generated by the damping spring group 324 in the running process of the automobile, and reduce noise.
According to the analysis of the simulation test results of the angle and the torque of a model of automobile matched with the 1.5L range-extending engine 1 and the torque limiter 3 by building a simulation model, the use requirements of the torsion capacity and the torsion angle of the range-extending engine 1 can be completely met by arranging the torque limiter 3 between the range-extending engine 1 and the generator 2.
The utility model provides an automobile, through the limit of the setting between increasing form engine 1 and generator 2 and turn round ware 3, reached the effect to the vibration decay of increasing form engine 1 power transmission in-process, can also guarantee the reliability of the power transmission between increasing form engine 1 and the generator 2 when increasing the sudden change of form engine 1 rotational speed simultaneously. And, the utility model provides a ware 3 is turned round to limit has low in production cost, and the structure is comparatively simple.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An automobile, comprising:
an extended range engine (1);
a generator (2);
the torque limiter (3) is arranged between the range-extending engine (1) and the generator (2);
and the range-extending engine (1) and the generator (2) rotate coaxially.
2. The motor vehicle according to claim 1, characterized in that the torque limiter (3) comprises:
a flywheel (31) connected to an output shaft of the extended range engine (1);
a driven plate (32) connected with an input shaft of the generator (2);
pressure disk area lid (33), with flywheel (31) fixed connection, just driven plate (32) set up in flywheel (31) with between pressure disk area lid (33).
3. The vehicle of claim 2,
a first through hole (311) is formed in the flywheel (31), and an output shaft of the range-extended engine (1) is inserted into the first through hole (311);
the driven disc (32) comprises a driven disc hub (321), and the input shaft of the generator (2) is in spline connection with the driven disc hub (321).
4. The vehicle of claim 3,
a first groove (312) is also formed in the flywheel (31);
the platen belt cover (33) includes: the pressing disc comprises a pressing disc (331), a pressing disc cover (333) fixedly connected with the pressing disc (331), and a diaphragm spring (332) arranged between the pressing disc (331) and the pressing disc cover (333), wherein a second through hole is formed in the pressing disc (331), a third through hole is formed in the pressing disc cover (333), and part of the diaphragm spring (332) is exposed in an accommodating space formed by the second through hole and the third through hole;
The driven disk (32) further comprises: the driven disc comprises a driven disc body (322) sleeved on the driven disc hub (321) and friction plates (323) arranged on the periphery of the driven disc body (322), wherein multiple groups of damping spring groups (324) are arranged around the axis of the driven disc body (322) in a tangential manner and are uniformly distributed on the circumference of the driven disc body (322), the driven disc body (322) is exposed out of the pressing disc cover (333) through the second through hole and the third through hole, the pressing disc (331) is attached to the friction plates (323), and the diaphragm springs (332) are abutted to the driven disc body (322).
5. The vehicle of claim 4,
a second groove (313) is also formed in the flywheel (31);
the pressure plate (331) is also provided with a first connecting hole;
the pressing disc cover (333) is also provided with a second connecting hole;
the pressing plate (331) is connected with the pressing plate cover (333) through a fastening piece (334) which sequentially penetrates through the first connecting hole and the second connecting hole, and one end, exposed out of the pressing plate (331), of the fastening piece (334) is placed in the second groove (313).
6. The vehicle of claim 5,
the flywheel (31) is also provided with a first mounting hole (314) and a positioning pin (315); the pressing disc cover (333) is also provided with a third mounting hole (3331) and a first positioning hole (3332);
The flywheel (31) is fixedly connected with the pressure plate belt cover (33) through screws which sequentially penetrate through the third mounting hole (3331) and the first mounting hole (314);
the positioning pin (315) is inserted into a first positioning hole (3332) on the pressing disc cover (333).
7. The motor vehicle according to claim 6, characterized in that the flywheel (31) is a single mass flywheel.
8. The vehicle of claim 7,
the damping spring group (324) comprises a first damping spring group (3241) and a second damping spring group (3242) which are arranged at intervals, and the size of the first damping spring group (3241) is larger than that of the second damping spring group (3242); wherein,
the second damper spring group (3242) includes a first damper spring (3242a) and a second damper spring (3242b), and the first damper spring (3242a) is disposed inside the second damper spring (3242 b).
9. The vehicle of claim 8,
a first nylon retainer (3243) is sleeved on the first damping spring group (3241);
a second nylon retainer (3244) is sleeved on the second damping spring group (3242), wherein,
the first nylon retainer (3243) and the second nylon retainer (3244) are embedded in the driven disc body (322).
10. The vehicle of claim 9, wherein the shock absorbing spring packs (324) are 4 packs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620826083.4U CN205836529U (en) | 2016-08-01 | 2016-08-01 | A kind of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620826083.4U CN205836529U (en) | 2016-08-01 | 2016-08-01 | A kind of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205836529U true CN205836529U (en) | 2016-12-28 |
Family
ID=57618007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620826083.4U Active CN205836529U (en) | 2016-08-01 | 2016-08-01 | A kind of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205836529U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146220A (en) * | 2017-12-22 | 2018-06-12 | 宁波宏协股份有限公司 | A kind of automobile extended-range switchover apparatus |
| CN112373675A (en) * | 2020-11-13 | 2021-02-19 | 重庆宗申航空发动机制造有限公司 | Propeller transmission system for aviation power |
| WO2021174965A1 (en) * | 2020-03-05 | 2021-09-10 | 苏州辉美汽车科技有限公司 | Torsion damper and power drive device |
| US12043403B2 (en) | 2020-11-13 | 2024-07-23 | Chongqing Zongshen Aero Engine Mfg Co., Ltd. | Propeller transmission system for aircraft powerplant |
-
2016
- 2016-08-01 CN CN201620826083.4U patent/CN205836529U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146220A (en) * | 2017-12-22 | 2018-06-12 | 宁波宏协股份有限公司 | A kind of automobile extended-range switchover apparatus |
| WO2021174965A1 (en) * | 2020-03-05 | 2021-09-10 | 苏州辉美汽车科技有限公司 | Torsion damper and power drive device |
| CN112373675A (en) * | 2020-11-13 | 2021-02-19 | 重庆宗申航空发动机制造有限公司 | Propeller transmission system for aviation power |
| CN112373675B (en) * | 2020-11-13 | 2022-02-08 | 重庆宗申航空发动机制造有限公司 | Propeller transmission system for aviation power |
| US12043403B2 (en) | 2020-11-13 | 2024-07-23 | Chongqing Zongshen Aero Engine Mfg Co., Ltd. | Propeller transmission system for aircraft powerplant |
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