CN101327735A - Balance oscillating arm type drive axle and running vehicle - Google Patents
Balance oscillating arm type drive axle and running vehicle Download PDFInfo
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- CN101327735A CN101327735A CNA2008101143100A CN200810114310A CN101327735A CN 101327735 A CN101327735 A CN 101327735A CN A2008101143100 A CNA2008101143100 A CN A2008101143100A CN 200810114310 A CN200810114310 A CN 200810114310A CN 101327735 A CN101327735 A CN 101327735A
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- drive axle
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- driving
- swing arm
- arm type
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Abstract
The present invention discloses a balance swinging arm type driving bridge and relates to the running vehicle. The driving bridge comprises a main driving bridge; two ends of the main driving bridge are respectively connected with a swinging arm; the middle part of the swinging arm is hinged with the main driving bridge; two ends of the swinging arm are connected with a driving wheel; a decelerator is arranged in the swinging arm; the driving wheel of the decelerator is connected with the half axle of the main driving bridge; two driven wheels of the decelerator are respectively arranged at two ends of the swinging arm; the driving wheel and the driven wheels are connected by a chain; a wheel-side decelerator is used for transmitting the power to the driving wheel. When the driving bridge is used, the center of gravity of the vehicle bridge has fewer changes when the vehicle runs on the relatively complex road surface; thus the vehicle can have large driving force and strong adaptability to the complex ground. The driving bridge is suitable for various operating vehicles of forestry, agricultural wheeled tractors, engineering loaders, off-road vehicles and so on.
Description
Technical field
The present invention relates to a kind of drive axle of driving vehicle, relate in particular to a kind of balance oscillating arm type drive axle and driving vehicle.
Background technology
Drive axle is mainly used on the takeoff output wheel shaft of various self-propelled vehiclees, drives the wheel revolutions powered vehicle with power and travels; 1～2 wheel respectively is equipped with at the two ends that generally are an axle.For example: agricultural wheeled tractor and engineering are respectively adorned 1 wheel with the drive axle two ends of loader, and transport truck and passenger vehicle drive axle two ends Chang Binglie are equipped with 2 wheels.Its essential structure comprises: main reduction gear, diff, semiaxis and axle housing.The moment of torsion of wheel is by axle housing in-to-in main reduction gear, diff and semiaxis transmission; And car load is born by axle housing.
In the prior art, for heavy-duty vehicle, if when the single shaft support strength is not enough, also have two axles of employing to drive side by side, these two axles (for often being called of the dynamic transmission in support beam inside " bridge ") structure is basic identical, forms 4～8 wheel drive.
There is following shortcoming at least in above-mentioned prior art:
In land locomotion, to the single shaft drive axle, its wheel is to ground-surface propulsive effort deficiency, and vehicle is relatively poor by the ability on the open-air face of land; To twin shaft drive axle side by side, its two rows vehicle bridge is poor to ground-surface adaptive capacity, and by complex-terrain the time, two vehicle bridge twist mutually, cause bigger distortion and complicated stress.In addition, no matter be the vehicle that single bridge or doube bridge drive, wheel is when clear an obstacle, all make the corresponding raising height of gravitational center of support end of vehicle bridge and will reach contour at least with obstacle, the vehicle bridge center of gravity is changed greatly, and this will directly have influence on crossing ability, ride comfort and the fuel economy of vehicle land locomotion.
Summary of the invention
The purpose of this invention is to provide a kind of propulsive effort big, to the complicated ground adaptive capacity strong balance oscillating arm type drive axle and driving vehicle.
The objective of the invention is to be achieved through the following technical solutions:
Balance oscillating arm type drive axle of the present invention comprises main drive axle, and the two ends of described main drive axle are connected with swing arm respectively, and the middle part of described swing arm and main drive axle are hinged, and the two ends of described swing arm are connected with drive wheel respectively.
Driving vehicle of the present invention, this driving vehicle is provided with above-mentioned balance oscillating arm type drive axle.
As seen from the above technical solution provided by the invention, balance oscillating arm type drive axle of the present invention and driving vehicle, because the two ends of main drive axle are connected with swing arm respectively, the middle part of swing arm and main drive axle are hinged, and the two ends of swing arm are connected with drive wheel respectively.Propulsive effort is big, strong to the complicated ground adaptive capacity.
Description of drawings
Fig. 1 is the transmission principle figure of balance oscillating arm type drive axle of the present invention;
When Fig. 2 a is a single shaft car of the prior art by obstacle, its vehicle frame change in elevation scheme drawing;
The vehicle that Fig. 2 b has a balance oscillating arm type drive axle for the present invention is during by obstacle, its vehicle frame change in elevation scheme drawing.
The specific embodiment
Balance oscillating arm type drive axle of the present invention, its preferable specific embodiment comprises main drive axle as shown in Figure 1, and the two ends of main drive axle are connected with swing arm respectively, and the middle part of swing arm and main drive axle are hinged, and the two ends of swing arm are connected with drive wheel respectively.
Main drive axle comprises main driving axle housing 4, is provided with main gear down device in the main driving axle housing 4, and main gear down device comprises bevel pinion 1, bevel gear wheel 2, diff 3 etc., and propulsive effort reaches semiaxis 9 by main drive.
Swing arm comprises swing arm shell 5, in be provided with speed reduction gearing, speed reduction gearing comprises driving wheel 6, two flower wheels 7, driving wheel 6 is connected with the semiaxis 9 of main drive axle, two flower wheels 7 are connected with the drive wheel (not shown) at swing arm two ends respectively.Propulsive effort is delivered to drive wheel by semiaxis 9, driving wheel 6, flower wheel 7, and powered vehicle is travelled.
Can be connected with driving chain, transmission gear or other drive disk assembly respectively between driving wheel 6 and two flower wheels 7, by the transmission of chain gear, gear transmission or other type of drive realizable force.
The two ends of swing arm can be connected with drive wheel by wheel reduction gear 8 respectively.Wheel reduction gear 8 can be gear reducer, planet wheel decelerator or other retarder etc.The propulsive effort of flower wheel 7 is delivered to drive wheel by wheel reduction gear 8.
Driving vehicle of the present invention, this driving vehicle is provided with above-mentioned balance oscillating arm type drive axle.This driving vehicle can use working truck, agricultural wheeled tractor, engineering with loader or cross country car etc. for woods, also can be other driving vehicle.
The present invention makes the wheel that is installed in the equilibrium arm end in obstacle detouring by respectively adorn the special construction of the equilibrium arm of a longitudinal oscillation at the two ends of drive axle, keeps vehicle bridge to have less center of gravity to change; Can guarantee in the vehicle ' thus more steady, reduce center of gravity change, reduce expenditure of energy, improve crossing ability, ride comfort and the fuel economy of vehicle.Changed single drive axle can only and to the basic structure that wheel is installed, make single drive axle realize that vertically arranging two-wheel drives, and improves the carrying capacity that vehicle list bridge drives; And improve double vehicle bridge shortcoming of installing arranged side by side to ground adaptive capacity difference, and adopt single bridge to add the special construction of balance in pitch swing arm, solve the drawback that doube bridge brings by the twisting problem of complex-terrain.
The present invention mainly is made up of main drive axle, balance wheel swing arm and planetary wheel reductor.Adorn a drive wheel on each wheel reduction gear, when the ground run of vehicle in injustice, the balance wheel swing arm can serve as that axle is realized swing with main drive axle support beam, and has realized one-sided vertical two-wheel support drive.
Transmission principle of the present invention is: drive bevel gear wheel 2 by bevel pinion 1, give semiaxis 9 through diff 3 with power distribution, and drive swing arm driving wheel 6, and drive swing arm flower wheel 7 through driving chain 10, finally output to drive wheel (not drawing among the figure) by wheel reduction gear 8.
Among the present invention, the single shaft input drives 4 discrete drive wheels, and these 4 drive wheels are vertically arranged in twos, improve ground traction.Two drive wheels of every side can be realized the balance swing with swing arm, travel with realization and open-air ground-surface profiling, and this kind mode of travelling can improve crossing ability, riding stability and the ride comfort of vehicle.
Specifically shown in Fig. 2 a, Fig. 2 b, when single shaft car of the prior art passed through obstacle, its vehicle frame change in elevation was h; And by same obstacle highly, changing for the height of gravitational center with balance oscillating arm type vehicle frame of the present invention only is h/2.Can obviously find out to have swing arm type balance frame height of gravitational center and rise and fall for a short time thus, the current energy consumption of this car be reduced, riding comfort improves, swing arm is curved down to improve by the crack, ground.The transmission of swing arm medium power can be adopted roller chain and chain sprocket drive, and is simple in structure, easy to implement and practical.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (10)
1, a kind of balance oscillating arm type drive axle comprises main drive axle, it is characterized in that, the two ends of described main drive axle are connected with swing arm respectively, and the middle part of described swing arm and main drive axle are hinged, and the two ends of described swing arm are connected with drive wheel respectively.
2, balance oscillating arm type drive axle according to claim 1, it is characterized in that, be provided with speed reduction gearing in the described swing arm, described speed reduction gearing comprises driving wheel, two flower wheels, described driving wheel is connected with the semiaxis of described main drive axle, and described two flower wheels are connected with the drive wheel at described swing arm two ends respectively.
3, balance oscillating arm type drive axle according to claim 2 is characterized in that, is connected with driving chain respectively between described driving wheel and described two flower wheels.
4, balance oscillating arm type drive axle according to claim 2 is characterized in that, is connected with transmission gear respectively between described driving wheel and described two flower wheels.
5, balance oscillating arm type drive axle according to claim 1 is characterized in that, the two ends of described swing arm are connected with described drive wheel by wheel reduction gear respectively.
6, balance oscillating arm type drive axle according to claim 5 is characterized in that, described wheel reduction gear is a gear reducer.
7, balance oscillating arm type drive axle according to claim 5 is characterized in that, described wheel reduction gear is a planet wheel decelerator.
8, balance oscillating arm type drive axle according to claim 1 is characterized in that, the housing middle part of described swing arm is high, two ends are low is arc, and the housing of described swing arm and the housing of described main drive axle are hinged.
9, a kind of driving vehicle is characterized in that, this driving vehicle is provided with each described balance oscillating arm type drive axle of claim 1 to 8.
10, driving vehicle according to claim 9 is characterized in that, this driving vehicle is a woods with working truck, agricultural wheeled tractor, engineering with loader or cross country car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101143100A CN101327735A (en) | 2008-06-03 | 2008-06-03 | Balance oscillating arm type drive axle and running vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101143100A CN101327735A (en) | 2008-06-03 | 2008-06-03 | Balance oscillating arm type drive axle and running vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101327735A true CN101327735A (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101143100A Pending CN101327735A (en) | 2008-06-03 | 2008-06-03 | Balance oscillating arm type drive axle and running vehicle |
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| Country | Link |
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| CN (1) | CN101327735A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407368A (en) * | 2013-03-22 | 2013-11-27 | 北京林业大学 | Hydraulic adjustable cantilever swinging door type drive axle |
| CN104175805A (en) * | 2014-09-05 | 2014-12-03 | 北京林业大学 | Self pretightening buffering herringbone forest wheel disc |
| CN107856489A (en) * | 2017-12-07 | 2018-03-30 | 山东五征集团有限公司 | Full pose adjustment wheeled tractor |
-
2008
- 2008-06-03 CN CNA2008101143100A patent/CN101327735A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407368A (en) * | 2013-03-22 | 2013-11-27 | 北京林业大学 | Hydraulic adjustable cantilever swinging door type drive axle |
| CN104175805A (en) * | 2014-09-05 | 2014-12-03 | 北京林业大学 | Self pretightening buffering herringbone forest wheel disc |
| CN104175805B (en) * | 2014-09-05 | 2016-04-06 | 北京林业大学 | A kind of chevron pointing woods wheel disc from pre-tightening buffer |
| CN107856489A (en) * | 2017-12-07 | 2018-03-30 | 山东五征集团有限公司 | Full pose adjustment wheeled tractor |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20081224 |