CN101104422A - Multi-axle heavy type cross-country automobile chassis - Google Patents
Multi-axle heavy type cross-country automobile chassis Download PDFInfo
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- CN101104422A CN101104422A CNA2007101229855A CN200710122985A CN101104422A CN 101104422 A CN101104422 A CN 101104422A CN A2007101229855 A CNA2007101229855 A CN A2007101229855A CN 200710122985 A CN200710122985 A CN 200710122985A CN 101104422 A CN101104422 A CN 101104422A
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Abstract
The invention relates to a multi-axle heavy ground car chassis, comprising a cab, a first front drive axle, a second back drive axle and a third back drive axle which are fixedly connected on a crossbeam of the chassis, and fixedly connected cartwheels. The invention is characterized in that a turn-able bearing axle connected to a turning mechanism is fixed between the first front drive axle and the second back drive axle on the crossbeam. The beneficial effects of the invention are that: the improved8*6 chassis is characterized in that the first front drive axle, the second back drive axle and the third back drive axle are all drive axles; the newly added bearing axle only rotates synchronously with the first front axle but not drive, therefore the making cost is greatly reduced, making the car has good cost performance. The invention has big running speed and smoothness when walking on a highway, a common road or on a hard road, thus the invention is economic; the invention has big bearing capability when walking off the road and has good passing-capability when walking on a muddy road, in the snow or in the desert, particularly when the car overpasses a wide moat, the strength is greatly improved.
Description
Technical field
The invention belongs to heavy motor vehicle, relate in particular to a kind of novel multi-axle heavy type cross-country automobile chassis.
Background technology
At present, existing 8 * 8,8 * 4 and 6 * 6 three kinds of vehicles of heavy motor vehicle are in the majority, do not have 8 * 6 vehicles only.8 * 8 vehicles are that last axle, two not only drive but also turn to, and have good cross country power, but its complex structure, cost costliness; 8 * 4 vehicles be last axle, two only for the load-bearing axle, can turn to, not drive, it is simple in structure, but because of its front part of vehicle diaxon all can not drive, so that its carrying capacity is a cross country power is not strong.
Along with the various cannons of war modernization development develop to in-vehicle by towed.At present the wheel type vehicle-mounted cannon of countries in the world all adopts two big class vehicles: a kind of is 8 * 8 or 6 * 6 armored motor car chassis, such vehicle manoevreability is good, cross country power is strong, but too high (every about 300-250 ten thousand of homemade 8 * 8 armored vehicles of its cost, 6 * 6 is ten thousand yuan of 150-180) and the manufacturing process complexity, production cycle is long, it is also complicated to drive maintainer's training, batch manufacturing cost height.Because in its life-cycle use, accounting for 70%-80% is to travel therefore on express highway and highway hard landform, be a kind of huge waste to the hightech that it adopted, expensive structure, and vehicle oil consumption is big, wear on tyres is big.Another kind is 6 * 6 military cross-country automobile chassis, and it is that last axle and two, three of backs are axle drive shaft, so claim 6 * 6.Such vehicle structure is simple, and cost is low, and every vehicle is ten thousand yuan of 20-40 only, but this car large scale production equip our troops in a large number, general automobiles is driven the maintainer and all can skillfully be operated.It is travelling and then has good high speed, ride comfort and have good economic on the express highway and on the common road conditions, but that its shortcoming is a cross country power is relatively poor.Particularly cross on the wide Hao ditch ability and mire, ice and snow, desert road conditions under show poorer, as vehicle-mounted cannon platform, whole unbalance stress.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, improvedly on common 6 * 6 military cross-country automobile chassis bases have big load-carrying capacity and the carrying capacity under muddy highway, ice and snow, desert complex road condition when cross-country and provide a kind of, and simple in structure, lower-cost 8 * 6 multi-axle heavy type cross-country automobile chassis.
The present invention for achieving the above object, by the following technical solutions: a kind of multi-axle heavy type cross-country automobile chassis, the wheel that comprises operator's compartment, is fixedly connected on one of before driving and two, three of the rear drives on the chassis ridgepole and captives joint with it, it is characterized in that: be fixedly connected with the load-bearing axle that can turn between two of one of before driving on the described crossbeam and the rear drives, described load-bearing axle is connected with steering hardware.
Described load-bearing axle is connected with lift system on placing crossbeam.
Be equipped with crawler belt on the wheel tyre outer rim in two, three of the described rear drives.
Beneficial effect of the present invention: 8 * 6 vehicle chassiss after the improvement are that last axle and two, three of backs are axle drive shaft, newly-increased load-bearing axle only turns to synchronously with last axle, do not drive, then make its manufacturing cost only increase 1/8-1/10, and it only is 8 * 8 armored motor cares (ten thousand yuan of 250-300) than 6 * 6 military trucks; The 1/5-1/8 of the cost of 6 * 6 armored motor cares (ten thousand yuan of 150-190), this vehicle has fabulous cost performance.At express highway, have when travelling on average highway and the general hard place road conditions and travel high speed and ride comfort preferably and have good and economic; Under cross-country situation, have bigger load-carrying capacity and under muddy highway, ice and snow, desert complex road condition good carrying capacity, the especially vehicle ability by wide trench increase greatly, trench is wide to be increased to 1.6-2 rice by original 0.5-0.8 rice.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is two structural representations of mentioning of load-bearing;
Fig. 3 is the structural representation that is equipped with crawler belt on the tire outer rim.
The specific embodiment
Describe the specific embodiment of the present invention in detail below in conjunction with preferred embodiment.
See Fig. 1-3 for details, a kind of multi-axle heavy type cross-country automobile chassis, the wheel 8 that comprises operator's compartment 6, is fixedly connected on one 1 of before driving and two, three 3,4 of the rear drives on the chassis ridgepole 5 and captives joint with it, be fixedly connected with the load-bearing axle 2 that can turn between two of one of before driving on the described crossbeam and the rear drives, described load-bearing axle is connected with steering hardware, and itself and one of before driving are turned to synchronously.Described load-bearing axle is connected with lift system on placing crossbeam.Be equipped with crawler belt 7 on the wheel tyre outer rim in two, three of the described rear drives.The present invention is behind on existing ripe 6 * 6 military cross country chassis one, install a load-bearing axle that can turn to additional before two, and this axle does not drive, so it is simple in structure.The load-bearing axle that installs additional adopts conventional connection mode, promptly is connected with crossbeam by leaf spring and lug, Shock absorber.When the load-bearing axle that installs additional when the chassis needed enhanced feature, its bont adopted the pneumatic mechanical or electronic mode of general-duty hydraulic pressure; The buckling and locking device that promotes the consequence solid axle adopts conventional upper kayser or the next kayser.Mode of operation: under cross-country situation, this car becomes 8 * 6 driving conditions, can improve the load distribution of vehicle greatly, load-carrying capacity when strengthening this vehicle cross-country, promote its ability by muddy highway, ice and snow, desert, especially vehicle increases greatly by the ability of wide trench, is increased to about 1.6-2 rice by original moat width 0.5-0.8 rice more.When under abominable more road conditions (as road surfaces such as desert, mire, ice and snow) also can install light-duty plastic cement crawler belt fast additional, the decorative pattern interlock of the ridge design of this crawler belt inboard and surface of tyre also relies on friction force, under the wheel on the axle drive shaft drives, make it to have the cross country power of approximate continuously tracked vehicle.After by above-mentioned abominable road conditions, crawler belt closes in the car under the quick release, and this car still returns to 8 * 6 wheeled car situations.When at express highway, when travelling on average highway and the general hard place road conditions, in the time of if the load-bearing axle need being promoted, navigating mate control lift shaft, make the liftoff 10-15 centimetre of its tire, thereby make full car be in 6 * 6 motoring conditions again, make vehicle obtain to travel preferably high speed and ride comfort, make vehicle have good and economic.The present invention is applied to vehicle-mounted cannon chassis, will be to China's cannon modernization, vehicle-mountedization and tank; The upgrading of the escort vehicle of armoured force (duties, logistics support vehicle) plays immeasurable effect, and it has great military significance and can bring huge economic benefit.
The above only is preferred embodiment of the present invention, is not structure of the present invention is done any pro forma restriction.Every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. multi-axle heavy type cross-country automobile chassis, the wheel that comprises operator's compartment, is fixedly connected on one of before driving and two, three of the rear drives on the chassis ridgepole and captives joint with it, it is characterized in that: be fixedly connected with the load-bearing axle that can turn between two of one of before driving on the described crossbeam and the rear drives, described load-bearing axle is connected with steering hardware.
2. multi-axle heavy type cross-country automobile chassis according to claim 1 is characterized in that: described load-bearing axle is connected with lift system on placing crossbeam.
3. multi-axle heavy type cross-country automobile chassis according to claim 1 is characterized in that: be equipped with crawler belt on the wheel tyre outer rim in two, three of the described rear drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101229855A CN101104422A (en) | 2007-02-14 | 2007-07-06 | Multi-axle heavy type cross-country automobile chassis |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710056818 CN101016061A (en) | 2007-02-14 | 2007-02-14 | Multi-axle heavy type cross-country automobile chassis |
| CN200710056818.5 | 2007-02-14 | ||
| CNA2007101229855A CN101104422A (en) | 2007-02-14 | 2007-07-06 | Multi-axle heavy type cross-country automobile chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101104422A true CN101104422A (en) | 2008-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101229855A Pending CN101104422A (en) | 2007-02-14 | 2007-07-06 | Multi-axle heavy type cross-country automobile chassis |
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| Country | Link |
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| CN (1) | CN101104422A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926897A (en) * | 2017-03-23 | 2017-07-07 | 哈尔滨蒙鹰科技有限公司 | 8 × 8 offroad vehicle steering forward methods |
-
2007
- 2007-07-06 CN CNA2007101229855A patent/CN101104422A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926897A (en) * | 2017-03-23 | 2017-07-07 | 哈尔滨蒙鹰科技有限公司 | 8 × 8 offroad vehicle steering forward methods |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080116 |