CN101683819B - Noise-reducing transmission device for passenger cars, and passenger car with same - Google Patents
Noise-reducing transmission device for passenger cars, and passenger car with same Download PDFInfo
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- CN101683819B CN101683819B CN 200810223405 CN200810223405A CN101683819B CN 101683819 B CN101683819 B CN 101683819B CN 200810223405 CN200810223405 CN 200810223405 CN 200810223405 A CN200810223405 A CN 200810223405A CN 101683819 B CN101683819 B CN 101683819B
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Abstract
The invention provides a noise-reducing transmission device for passenger cars, which comprises a torsional shock absorber, longitudinal suspension and transverse suspension, wherein the torsional shock absorber is arranged between a gearbox of a passenger car and a transmission shaft of a transmission system; the longitudinal suspension is arranged in the fore part of a main speed reducer of the transmission system; one end of the longitudinal suspension is connected with the fore part of the main speed reducer, and the other end of the longitudinal suspension is longitudinally connected with a car-body beam of a car-body system; the transverse suspension is arranged in the rear of the main speed reducer of the transmission system; the middle part of the transverse suspension is connected with the rear of the main speed reducer; two ends of the transverse suspension is transversely connected with another car-body beam of the car-body system; the connection parts of the longitudinal suspension with the main speed reducer and the car-body beams are provided with suspension cushions respectively; and the connection parts of the transverse suspension with the main speed reducer and the car-body beams are also provided with the suspension cushions respectively. The noise-reducing transmission device for passenger cars can weaken vibration noise so as to ensure the maximum ride comfort of drivers and passengers.
Description
Technical field
The present invention relates to the manned vehicle field, specifically, relate to a kind of manned vehicle noise reduction driving device and have the manned vehicle of this noise reduction driving device.
Background technology
For the manned vehicle of producing at home at present, comprise car, SUV and MPV etc., mostly adopt the arrangement form of front-engine rear-drive, rear suspension adopts dependent suspension, this structure driven system and bodywork system bearing torque are all larger, usually shake noise because engine flare causes transmission system and bodywork system when automobile emergency accelerates, the driver comfort of car load is had a greatly reduced quality.Increasing along with manned vehicle especially multifunctional household car, each large car company automobile shock noise reduction measure that all begins one's study one after another, for improving the travelling comfort of manned vehicle, many schemes have been proposed, but mostly adopt the mode of optimizing body structure to be effective, at present, about weaken car load noise this field from the driving device aspect, also there is no special effective method.
Summary of the invention
The purpose of this invention is to provide a kind of noise reduction driving device, be applied on manned vehicle, effectively to weaken the vibrations noise of driving system and bodywork system.
To achieve these goals, a kind of manned vehicle noise reduction driving device of the present invention is arranged between the change speed gear box of manned vehicle and driving system and between the driving system and bodywork system of manned vehicle, this manned vehicle noise reduction driving device comprises:
One is installed on the torsion vibration absorber between the transmission shaft of described change speed gear box and described driving system.
Above-mentioned manned vehicle noise reduction driving device, wherein, the mass of described torsion vibration absorber vulcanizes on the center shaft of torsion vibration absorber by rubber layer, described center shaft one end has flange face, the other end has spline, described flange face is connected with the flange face bolt of described transmission shaft, and described spline is connected with described change speed gear box.
Above-mentioned manned vehicle noise reduction driving device wherein, also comprises:
One is arranged on vertically the hanging of main reduction gear front portion of described driving system, and a described end of vertically hanging is connected with described main reduction gear is anterior, and the other end vertically is connected with a vehicle body crossbeam of described bodywork system.
Above-mentioned manned vehicle noise reduction driving device wherein, also comprises:
One is arranged on laterally the hanging of main reduction gear rear portion of described driving system, and described middle part of laterally hanging is connected with the rear portion of described main reduction gear, and two ends laterally are connected with another vehicle body crossbeam of described bodywork system.
Above-mentioned manned vehicle noise reduction driving device, wherein, the described connecting portion of vertically hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion.
Above-mentioned manned vehicle noise reduction driving device, wherein, the described connecting portion of laterally hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion.
Above-mentioned manned vehicle noise reduction driving device, wherein, the described rod-like structure that has recess or hollow-out parts on its that is formed in one of vertically hanging, described vertically hanging has with anterior the first connecting portion that is connected of described main reduction gear, since the crooked extension of the first connecting portion longitudinal extension and the second connecting portion that vertically is connected with described vehicle body crossbeam.
Above-mentioned manned vehicle noise reduction driving device wherein, has at least two mounting holes on described the first connecting portion, and by these at least two mounting holes, described vertically hanging with the front portion of described main reduction gear is connected.
Above-mentioned manned vehicle noise reduction driving device, wherein, the described rod-like structure that has recess or hollow-out parts on its that is formed in one of laterally hanging, described interval, middle part of laterally hanging arranges two mounting holes, by these two mounting holes, described laterally hanging with the rear portion of described main reduction gear is connected.
Above-mentioned manned vehicle noise reduction driving device, wherein, the described cushion of hanging is rubber bush with steel bushing.
In order to realize better above-mentioned purpose, the present invention also provides a kind of manned vehicle with noise reduction driving device, comprise change speed gear box, transmission shaft, main reduction gear and two vehicle body crossbeams, it is characterized in that, also comprise the noise reduction driving device, described noise reduction driving device comprises that one is installed on the torsion vibration absorber between described change speed gear box and described transmission shaft.
Above-mentioned a kind of manned vehicle with noise reduction driving device, wherein, described noise reduction driving device also comprises
One is arranged on vertically hanging of described main reduction gear front portion, and a described end of vertically hanging is connected with described main reduction gear is anterior, and the other end vertically is connected with a described vehicle body crossbeam; The described connecting portion of vertically hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion;
One is arranged on laterally hanging of described main reduction gear rear portion, and described middle part of laterally hanging is connected with the rear portion of described main reduction gear, and two ends laterally are connected with another described vehicle body crossbeam; The described connecting portion of laterally hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion.
Beneficial functional of the present invention is, when manned vehicle promptly accelerated, torsion vibration absorber can effectively reduce the torsional shaking of driving system; Vertically hang and extend to forward the vehicle body crossbeam from main reduction gear and be connected with it, laterally hang from main reduction gear and extend toward both sides, thereby increased the spacing of transmission system body mount point, simultaneously point of connection is arranged near vehicle body vibrations node (the vibrations node is the position that vehicle body easily shakes), thereby the reduction transmission system acts on the power on vehicle body; Point of connection adopts isolation measure, and the connecting portion of hanging with vehicle body adopts rubber pad, guarantee to hang with vehicle body to be flexible coupling, thereby the vibrations of decay driving system is to the transmission of body support; By above three measures, reduce simultaneously the transmission system that evokes due to engine flare and the vibrations noise of bodywork system, reach the effect of noise reduction.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the vehicle structure schematic diagram that the present invention adopts manned vehicle noise reduction driving device;
Fig. 2 is torsion vibration absorber schematic diagram of the present invention;
Fig. 3 is torsion vibration absorber scheme of installation of the present invention;
Fig. 4 is that the present invention vertically hangs schematic diagram;
Fig. 5 is that the present invention vertically hangs and the vehicle body scheme of installation;
Fig. 6 is that the present invention laterally hangs schematic diagram;
Fig. 7 is that the present invention laterally hangs and the main reduction gear scheme of installation;
Fig. 8 is that the present invention laterally hangs and the vehicle body scheme of installation;
Fig. 9 A is that after manned vehicle of the present invention adopts the noise reduction driving device, during third gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram;
Fig. 9 B is that after manned vehicle of the present invention adopts the noise reduction driving device, during third gear, the back seat sound pressure level is with the rotation speed change schematic diagram;
Fig. 9 C is that after manned vehicle of the present invention adopts the noise reduction driving device, during fourth gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram;
Fig. 9 D is that after manned vehicle of the present invention adopts the noise reduction driving device, during fourth gear, the back seat sound pressure level is with the rotation speed change schematic diagram;
Figure 10 A is that after manned vehicle of the present invention adopts separately torsion vibration absorber and employing is hung separately, during third gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram;
Figure 10 B is that after manned vehicle of the present invention adopts separately torsion vibration absorber and employing is hung separately, during third gear, the back seat sound pressure level is with the rotation speed change schematic diagram;
Figure 10 C is that after manned vehicle of the present invention adopts separately torsion vibration absorber and employing is hung separately, during fourth gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram;
Figure 10 D is that after manned vehicle of the present invention adopts separately torsion vibration absorber and employing is hung separately, during fourth gear, the back seat sound pressure level is with the rotation speed change schematic diagram.
Wherein, Reference numeral
The transmission shaft of 1-manned vehicle
The main reduction gear of 2-manned vehicle
The vehicle body crossbeam of 31-manned vehicle
The vehicle body crossbeam of 32-manned vehicle
The body support of 4-manned vehicle
The change speed gear box of 5-manned vehicle
10-manned vehicle noise reduction driving device
110-torsion vibration absorber
The 111-mass
The 112-rubber layer
The 113-center shaft
The 1131-flange face
The 1132-spline
120-vertically hangs
The 121-the first connecting portion
The 1211-mounting hole
The crooked extension of 122-
123-the second connecting portion
The 1231-mounting hole
124-recess or hollow-out parts
130-laterally hang
The 131-mounting hole
The 132-mounting hole
133-recess or hollow-out parts
14-hang rubber cushion
15-large pad
16-bolt
17-nut
The specific embodiment
Below in conjunction with accompanying drawing, structure of the present invention and principle are done concrete description:
consult the vehicle structure schematic diagram that Fig. 1 adopts manned vehicle noise reduction driving device, as shown in the figure, manned vehicle noise reduction driving device 10 of the present invention, be arranged between the change speed gear box of manned vehicle and driving system and between the driving system and bodywork system of manned vehicle, comprise torsion vibration absorber 110, vertically hang 120 and laterally hang 130, in use, torsion vibration absorber 110, vertically hang 120 and laterally hang 130 and can not use simultaneously, but in order to reach best noise reduction, torsion vibration absorber 110, vertically hang 120 and laterally hang 130 and still use simultaneously as good.
vertically hang schematic diagram and consult again Fig. 1 in conjunction with Fig. 4 the present invention, vertically hang 120 front portions that are arranged on the main reduction gear 2 of driving system, vertically hang 120 and be preferably the integrated rod-like structure that has recess 124 (this recess also can be hollow-out parts) on it, it has and anterior the first connecting portion 121 that is connected of main reduction gear 2, since the crooked extension 122 of the first connecting portion 121 longitudinal extensions and the second connecting portion 123 that vertically is connected with the vehicle body crossbeam 31 of bodywork system, have two mounting holes 1211 on the first connecting portion 121, by these two mounting holes 1211, vertically hanging 120 is connected with the front portion of main reduction gear 2, certainly, this mounting hole 1211 is not limited to two, has a mounting hole 1231 on the second connecting portion 123, by this mounting hole 1231, vertically hanging 120 is connected with vehicle body crossbeam 31, its concrete connection mode extends to forward the vehicle body crossbeam 31 of bodywork system and passes through large washer 15 with it from main reduction gear 2 for vertically hanging 120, bolt 16 is connected connection with nut, during installation, bolt 16 is padded with a large washer 15 after putting the body support 4 that large washer 15 passes the manned vehicle of vertically hanging 120 mounting hole 121 and being connected with the vehicle body crossbeam 31 of manned vehicle, then for upper nut 17.In order to reach better isolating affection, large washer 15 and vertically hang connecting portion between 120 and also be provided with and hang cushion 14 is hung cushion 14 and is the rubber bush with steel bushing.Vertically hang 120 identical with the connection mode of the vehicle body crossbeam 31 of the connection mode of the front portion of the main reduction gear 2 of manned vehicle and itself and manned vehicle.
laterally hang 130 rear portions that are arranged on the main reduction gear 2 of driving system, consult Fig. 6 the present invention and laterally hang schematic diagram, describedly laterally hang 130 and be preferably the integrated rod-like structure that has recess 133 (this recess also can be hollow-out parts) on it, described middle part of laterally hanging has two mounting holes 131, two ends have respectively mounting hole 132, by mounting hole 131, laterally hanging 130 is connected with the main reduction gear 2 of driving system, by mounting hole 132, laterally hanging 130 is connected with the vehicle body crossbeam 32 of bodywork system, its concrete connection mode can be consulted Fig. 7 the present invention and laterally be hung with main reduction gear scheme of installation and Fig. 8 the present invention and laterally hang and the vehicle body scheme of installation, in order to reach better isolating affection, connecting portion is except passing through bolt 16, outside large washer 15 connects, also be provided with the rubber bush 14 with steel bushing.
Consult again Fig. 1, manned vehicle with noise reduction driving device of the present invention, comprise change speed gear box 5, transmission shaft 1, main reduction gear 2 and two vehicle body crossbeams 31,32, also comprise noise reduction driving device 10, described noise reduction driving device 10 comprises the torsion vibration absorber 110 that is installed between change speed gear box 5 and transmission shaft 1; What be arranged on main reduction gear 2 front portions vertically hangs 120, vertically hangs an end of 120 and is connected with main reduction gear 2 is anterior, and the other end vertically is connected with a vehicle body crossbeam 31; What be arranged on main reduction gear 2 rear portions laterally hangs 130, and described 130 the middle part of laterally hanging is connected with the rear portion of main reduction gear 2, and two ends laterally are connected with vehicle body crossbeam 32.
In order to increase the spacing of driving system body mount point, vertically hang 120 and main reduction gear 2 between point of connection, laterally hang 130 middle part and the point of connection between main reduction gear 2 and preferably be arranged near vehicle body vibrations node, act on power on vehicle body to reduce driving system.
In order to reach better isolating affection, vertically hang 120 and be respectively arranged with rubber bush 14 with steel bushing with the connecting portion of main reduction gear 2, vehicle body crossbeam 31; Laterally hang 130 and be respectively arranged with rubber bush 14 with steel bushing with the connecting portion of main reduction gear 2, vehicle body crossbeam 32, concrete connection mode is identical with aforesaid connection mode, just no longer is described in detail at this.
Certainly in use, torsion vibration absorber 110, vertically hang 120 and laterally hang 130 and can not use simultaneously.
After consulting Fig. 9 A manned vehicle employing of the present invention noise reduction driving device, during third gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram; After Fig. 9 B manned vehicle of the present invention adopted the noise reduction driving device, during third gear, the back seat sound pressure level was with the rotation speed change schematic diagram; After Fig. 9 C manned vehicle of the present invention adopted the noise reduction driving device, during fourth gear, chaufeur ear side sound pressure level was with the rotation speed change schematic diagram; After Fig. 9 D manned vehicle of the present invention adopted the noise reduction driving device, during fourth gear, the back seat sound pressure level was with the rotation speed change schematic diagram; As can be seen from the figure, the damping driving device reaches 18dB, successful to the contribution maximum of noise control.
Consult Figure 10 A manned vehicle of the present invention adopt separately torsion vibration absorber and adopt separately hang after, during third gear, chaufeur ear side sound pressure level is with the rotation speed change schematic diagram; After Figure 10 B manned vehicle of the present invention adopted separately torsion vibration absorber and independent employing to hang, during third gear, the back seat sound pressure level was with the rotation speed change schematic diagram; After Figure 10 C manned vehicle of the present invention adopted separately torsion vibration absorber and independent employing to hang, during fourth gear, chaufeur ear side sound pressure level was with the rotation speed change schematic diagram; After Figure 10 D manned vehicle of the present invention adopted separately torsion vibration absorber and independent employing to hang, during fourth gear, the back seat sound pressure level was with the rotation speed change schematic diagram.As can be seen from the figure adopt separately torsion vibration absorber or independent employing to hang the scheme damping and all have certain effect.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. manned vehicle noise reduction driving device is arranged between the change speed gear box of manned vehicle and driving system and between the driving system and bodywork system of manned vehicle, it is characterized in that, this manned vehicle noise reduction driving device comprises:
One is installed on the torsion vibration absorber between the transmission shaft of described change speed gear box and described driving system, the mass of described torsion vibration absorber vulcanizes on the center shaft of torsion vibration absorber by rubber layer, described center shaft one end has flange face, the other end has spline, described flange face is connected with the flange face bolt of described transmission shaft, and described spline is connected with described change speed gear box;
One is arranged on vertically the hanging of main reduction gear front portion of described driving system, and a described end of vertically hanging is connected with described main reduction gear is anterior, and the other end vertically is connected with a vehicle body crossbeam of described bodywork system;
One is arranged on laterally the hanging of main reduction gear rear portion of described driving system, and described middle part of laterally hanging is connected with the rear portion of described main reduction gear, and two ends laterally are connected with another vehicle body crossbeam of described bodywork system;
Wherein, the described connecting portion of vertically hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion, and the described connecting portion of laterally hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion.
2. manned vehicle noise reduction driving device according to claim 1, it is characterized in that, the described rod-like structure that has recess or hollow-out parts on its that is formed in one of vertically hanging, described vertically hanging has with anterior the first connecting portion that is connected of described main reduction gear, since the crooked extension of the first connecting portion longitudinal extension and the second connecting portion that vertically is connected with described vehicle body crossbeam.
3. manned vehicle noise reduction driving device according to claim 2, is characterized in that, has at least two mounting holes on described the first connecting portion, and by these at least two mounting holes, described vertically hanging with the front portion of described main reduction gear is connected.
4. manned vehicle noise reduction driving device according to claim 1, it is characterized in that, the described rod-like structure that has recess or hollow-out parts on its that is formed in one of laterally hanging, described interval, middle part of laterally hanging arranges two mounting holes, by these two mounting holes, described laterally hanging with the rear portion of described main reduction gear is connected.
5. manned vehicle noise reduction driving device according to claim 1, is characterized in that, the described cushion of hanging is rubber bush with steel bushing.
6. the manned vehicle with noise reduction driving device, comprise change speed gear box, transmission shaft, main reduction gear and two vehicle body crossbeams, it is characterized in that, also comprise the noise reduction driving device, described noise reduction driving device comprises
One is installed on the torsion vibration absorber between described change speed gear box and described transmission shaft, the mass of described torsion vibration absorber vulcanizes on the center shaft of torsion vibration absorber by rubber layer, described center shaft one end has flange face, the other end has spline, described flange face is connected with the flange face bolt of described transmission shaft, and described spline is connected with described change speed gear box;
One is arranged on vertically hanging of described main reduction gear front portion, and a described end of vertically hanging is connected with described main reduction gear is anterior, and the other end vertically is connected with a described vehicle body crossbeam; The described connecting portion of vertically hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion;
One is arranged on laterally hanging of described main reduction gear rear portion, and described middle part of laterally hanging is connected with the rear portion of described main reduction gear, and two ends laterally are connected with another described vehicle body crossbeam; The described connecting portion of laterally hanging with described main reduction gear, described vehicle body crossbeam arranges respectively hangs cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810223405 CN101683819B (en) | 2008-09-27 | 2008-09-27 | Noise-reducing transmission device for passenger cars, and passenger car with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810223405 CN101683819B (en) | 2008-09-27 | 2008-09-27 | Noise-reducing transmission device for passenger cars, and passenger car with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101683819A CN101683819A (en) | 2010-03-31 |
| CN101683819B true CN101683819B (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810223405 Active CN101683819B (en) | 2008-09-27 | 2008-09-27 | Noise-reducing transmission device for passenger cars, and passenger car with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101683819B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1511724A (en) * | 2002-11-27 | 2004-07-14 | �ӳɹ� | Sound silencing and shock-proof device for vehicle driving shaft device |
| CN201400090Y (en) * | 2008-12-16 | 2010-02-10 | 北汽福田汽车股份有限公司 | Noise-reducing driving device for passenger vehicle and passenger vehicle with same |
-
2008
- 2008-09-27 CN CN 200810223405 patent/CN101683819B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1511724A (en) * | 2002-11-27 | 2004-07-14 | �ӳɹ� | Sound silencing and shock-proof device for vehicle driving shaft device |
| CN201400090Y (en) * | 2008-12-16 | 2010-02-10 | 北汽福田汽车股份有限公司 | Noise-reducing driving device for passenger vehicle and passenger vehicle with same |
Non-Patent Citations (5)
| Title |
|---|
| JP特开2000-238547A 2000.09.05 |
| JP特开2003-2077A 2003.01.08 |
| JP特开2007-196770A 2007.08.09 |
| JP特开2007-230337A 2007.09.13 |
| JP特开平9-169221A 1997.06.30 |
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| Publication number | Publication date |
|---|---|
| CN101683819A (en) | 2010-03-31 |
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