CN103029766A - Crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains - Google Patents
Crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains Download PDFInfo
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- CN103029766A CN103029766A CN2013100139753A CN201310013975A CN103029766A CN 103029766 A CN103029766 A CN 103029766A CN 2013100139753 A CN2013100139753 A CN 2013100139753A CN 201310013975 A CN201310013975 A CN 201310013975A CN 103029766 A CN103029766 A CN 103029766A
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Abstract
The invention relates to a crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains. The crawler wheel-type four-wheel drive chassis device adaptive to the woodland and other complex terrains comprises a vehicle frame, crawler wheels, chain wheels, a hydraulic motor, a hydraulic brake cylinder, a vehicle frame bearing pedestal and a shaft coupling assembly, and is characterized in that the main body of the vehicle frame is formed by welding square steel tubes; the hydraulic motor, the shaft coupling assembly, the vehicle frame bearing pedestal and one crawler wheel are sequentially connected at a right side part of a front wheel; the hydraulic brake cylinder, a friction wheel disc, the shaft coupling assembly, the vehicle frame bearing pedestal and one crawler wheel are sequentially connected at a left side part of the front wheel; the right side of a back wheel and the left side of the back wheel have the same structures as the left side of the front wheel and the right side of the front wheel respectively; and power is transmitted between the front crawler wheel and the back crawler wheel by chain wheel transmission so as to form four-wheel drive. The crawler wheel-type four-wheel drive chassis device adaptive to the woodland and other complex terrains adopts hydraulic drive, so that power is strong; and furthermore, through a four-wheel drive structural design of the chain wheels, the obstacle crossing ability of a chassis is greatly improved and the adaptability of the chassis to the woodland and other complex terrains is improved.
Description
Technical field
The present invention relates to a kind of 4 wheel driven chassis that is applicable to the forest land operation, be specifically related to a kind of can adapt to the complex-terrains such as forest land Athey wheel 4 wheel driven chassis.
Background technology
At present, China is because the enforcement of project of conceding the land to forestry enlarges rapidly national economic forest area.Economic forest land landform has its characteristics, it ploughs with a varied topography, uneven, general agricultural mechanical base plate obstacle climbing ability is not enough, be difficult to adapt to the such complex-terrain in forest land, although domestic also have some forestry machinery equipment at present, its chassis floor area is large, is not suitable for as this class plant of tea oil tree to plant closely spaced economic forest land.
Summary of the invention
The objective of the invention is to propose for above-mentioned technical matters that a kind of tractive performance is good, obstacle climbing ability is strong, can adapt to the wheeled 4 wheel driven of the crawler belt chassis that the complex-terrains such as forest land travel.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, comprise vehicle frame, Athey wheel; Described vehicle frame is welded structure; Described Athey wheel is installed in four jiaos of belows of described vehicle frame, described Athey wheel comprises two initiatively Athey wheel and two driven Athey wheels, described active Athey wheel is installed on the same diagonal line of described vehicle frame, and described driven Athey wheel is installed on another diagonal line of described vehicle frame; HM Hydraulic Motor, coupling assembly, sprocket wheel and vehicle frame bearing seat have been linked in sequence on the described active Athey wheel, described HM Hydraulic Motor and vehicle frame bearing seat are fixed on the described vehicle frame, described HM Hydraulic Motor provides power for the movement of the wheeled 4 wheel driven base apparatus of crawler belt, described sprocket wheel is fixed on the described coupling assembly, described coupling assembly couples together described HM Hydraulic Motor and described Athey wheel, sends power to described active Athey wheel and sprocket wheel; Coupling assembly, sprocket wheel, friction wheel disc and vehicle frame bearing seat have been linked in sequence on the described driven Athey wheel, described vehicle frame bearing seat is fixed on the described vehicle frame, be providing support of coupling assembly, described driven Athey wheel and sprocket wheel are connected on the described coupling assembly; The sprocket wheel that links to each other with described active Athey wheel that is arranged on the same side forms one group of chain sprocket drive with the sprocket wheel that links to each other with described driven Athey wheel, described active Athey wheel sends power to the described driven Athey wheel that is installed in the same side by chain sprocket drive, thereby forms four wheel drive.
As a further improvement on the present invention, described coupling assembly is comprised of flange, semiaxis, pin and rubber ring, and described semiaxis passes described vehicle frame bearing seat and links to each other with described HM Hydraulic Motor, Athey wheel, and described HM Hydraulic Motor drives the Athey wheel motion by semiaxis.
As a further improvement on the present invention, described HM Hydraulic Motor is the bidirectional-movement motor, and the power of described HM Hydraulic Motor passes to described active Athey wheel by described semiaxis, drives described active Athey wheel and moves ahead or retreat.
As a further improvement on the present invention, be provided with two hydraulic braking cylinders on the described vehicle frame, be separately positioned on the side of two described driven Athey wheels, described hydraulic braking cylinder one end is fixedly mounted on the described vehicle frame, described brake piston masthead end is provided with the braking tile fragment, described braking tile fragment matches with described friction wheel disc, for the chassis Parking of the wheeled 4 wheel driven of crawler belt provides braking force.
As a further improvement on the present invention, described hydraulic braking cylinder is the single-acting hydraulic braking cylinder, when the wheeled 4 wheel driven base apparatus of crawler belt stops to travel, the hydraulic efficiency pressure system off-load, described braking liquid cylinder pressure is under the effect of spring, the described friction wheel disc of automatic impaction, the braking during standstill of the wheeled 4 wheel driven base apparatus of realization crawler belt.
As a further improvement on the present invention, described Athey wheel both sides are provided with the cylinder that prevents the Athey wheel upset, guarantee that Athey wheel can not overturn when running into larger obstacle or resistance, thereby have guaranteed the stability of the wheeled 4 wheel driven base apparatus of crawler belt.
The present invention uses hydraulic-driven, powerful, and the structure design of employing sprocket wheel four wheel drive has improved the obstacle climbing ability on chassis greatly, has strengthened the adaptive capacity of chassis to complex-terrains such as forest lands.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present invention;
Fig. 2 is plan structure figure of the present invention;
Fig. 3 is system of the present invention hydraulic schematic diagram;
Fig. 4 is the partial enlarged drawing of front-wheel right side separation structure;
Fig. 5 is the partial enlarged drawing of front-wheel left part structure.
Among the figure: 1. vehicle frame, 2. Athey wheel, 3. semiaxis, 4. vehicle frame bearing seat, 5. rubber ring, 6. pin, 7. sprocket wheel, 8. flange, 9. friction wheel disc, 10. HM Hydraulic Motor, 11. single-acting hydraulic braking cylinders.
The specific embodiment
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
As shown in drawings, a kind ofly the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel be can adapt to, vehicle frame 1, Athey wheel 2, sprocket wheel 7, HM Hydraulic Motor 10, single-acting hydraulic braking cylinder 11, vehicle frame bearing seat 4 and coupling assembly comprised; Vehicle frame 1 main body is welded by square steel tube; Coupling assembly is comprised of flange 8, semiaxis 3, pin 6 and rubber ring 5, and semiaxis 3 passes vehicle frame bearing seat 4 and links to each other with Athey wheel 2; Vehicle frame bearing seat 4 is fixed by bolts on the vehicle frame 1, for the installation of coupling assembly parts provides support; Athey wheel 2 is installed in 1 four jiaos of belows of described vehicle frame, the front-wheel of the wheeled 4 wheel driven base apparatus of crawler belt and trailing wheel comprise respectively initiatively Athey wheel and a driven Athey wheel, two active Athey wheels are installed on cornerwise two angles of same of vehicle frame 1, and two driven Athey wheels are installed on another cornerwise two angles of vehicle frame 1; The active Athey wheel of crawler belt wheeled 4 wheel driven base apparatus off front wheel and left rear wheel be linked in sequence HM Hydraulic Motor 10, coupling assembly, vehicle frame bearing seat 4, HM Hydraulic Motor 10 is the bidirectional-movement motor, and the power of HM Hydraulic Motor 10 passes to initiatively Athey wheel by the semiaxis 3 that links to each other with HM Hydraulic Motor 10; The driven Athey wheel of crawler belt wheeled 4 wheel driven base apparatus the near front wheel and off hind wheel be linked in sequence single-acting hydraulic braking cylinder 11, friction wheel disc 9, coupling assembly, vehicle frame bearing seat 4; Single-acting hydraulic braking cylinder 11 is fixedly mounted on the vehicle frame 1, single-acting hydraulic braking cylinder 11 piston rod tops are provided with the braking tile fragment, the braking tile fragment matches with friction wheel disc 9, for the Parking of the wheeled 4 wheel driven base apparatus of crawler belt provides braking force, when the wheeled 4 wheel driven base apparatus of crawler belt needs Parking, hydraulic efficiency pressure system off-load, the piston in the single-acting hydraulic braking cylinder 11 are under the effect of spring, and the braking tile fragment produces friction with friction wheel disc 9 forward braking force is provided; The sprocket wheel 7 that links to each other with the active Athey wheel that is installed in vehicle frame 1 the same side forms one group of sprocket wheel 7 transmission with the sprocket wheel 7 that links to each other with driven Athey wheel, initiatively Athey wheel sends power to the driven Athey wheel that is installed in the same side by sprocket wheel 7 transmissions, thereby formation four wheel drive, the wheeled 4 wheel driven base apparatus of crawler belt can be realized the 360 ° of turnings in original place, turn radius is very little, has strengthened the adaptive capacity to the forest land operating environment; The cylinder that prevents the upset of Athey wheel 2 crawler belts has also been installed in Athey wheel 2 both sides, guarantees that Athey wheel 2 crawler belts are can not overturn running into larger obstacle or resistance, thereby has guaranteed the stability of whole vehicle frame 1.
During operation, start the wheeled 4 wheel driven base apparatus of crawler belt, hydraulic efficiency pressure system is at first pushed up back the brake fluid pressure cylinder piston rod, the take-off the brake dish, when the HM Hydraulic Motor 10 conter clockwises motion that links to each other with front active Athey wheel, the HM Hydraulic Motor 10 cws motion that links to each other with rear active Athey wheel, the wheeled 4 wheel driven base apparatus of crawler belt advances; When the HM Hydraulic Motor 10 cws motion that links to each other with front active Athey wheel, the HM Hydraulic Motor 10 conter clockwises motion that links to each other with rear active Athey wheel, the wheeled 4 wheel driven base apparatus of crawler belt retreats; During simultaneously conter clockwise motion of HM Hydraulic Motor 10, the wheeled 4 wheel driven base apparatus of crawler belt turns left; During simultaneously cw motion of HM Hydraulic Motor 10, the wheeled 4 wheel driven base apparatus of crawler belt is turned right; The wheeled 4 wheel driven base apparatus of crawler belt can be realized the 360 ° of turnings in original place, and turn radius is very little, has strengthened the adaptive capacity to the forest land operating environment.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. one kind can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, and it is characterized in that: comprise vehicle frame, Athey wheel; Described Athey wheel is installed in four jiaos of belows of described vehicle frame, described Athey wheel comprises two initiatively Athey wheel and two driven Athey wheels, described active Athey wheel is installed along the same diagonal line of described vehicle frame, and described driven Athey wheel is installed along another diagonal line of described vehicle frame.
2. as claimed in claim 1ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: HM Hydraulic Motor, coupling assembly, sprocket wheel and vehicle frame bearing seat have been linked in sequence on the described active Athey wheel, described HM Hydraulic Motor and vehicle frame bearing seat are fixed on the described vehicle frame, described sprocket wheel is fixed on the described coupling assembly, described coupling assembly couples together described HM Hydraulic Motor and described Athey wheel, sends power to described active Athey wheel and sprocket wheel.
3. as claimed in claim 2ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: described vehicle frame is welded structure.
4. as claimed in claim 2ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: described HM Hydraulic Motor is the bidirectional-movement motor, and the power of described HM Hydraulic Motor passes to described active Athey wheel by described semiaxis.
5. as claimed in claim 1ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: coupling assembly, sprocket wheel, friction wheel disc and vehicle frame bearing seat have been linked in sequence on the described driven Athey wheel, described vehicle frame bearing seat is fixed on the described vehicle frame, and described driven Athey wheel and sprocket wheel are connected on the described coupling assembly; The sprocket wheel that links to each other with described active Athey wheel that is arranged on described vehicle frame the same side forms one group of chain sprocket drive with the sprocket wheel that links to each other with described driven Athey wheel, described active Athey wheel sends power to the described driven Athey wheel that is installed in the same side by chain sprocket drive, thereby forms four wheel drive.
6. a kind ofly as claimed in claim 2 or claim 3 can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: described coupling assembly is comprised of flange, semiaxis, pin and rubber ring, described semiaxis passes described vehicle frame bearing seat and links to each other with described HM Hydraulic Motor, Athey wheel, drives the Athey wheel motion by semiaxis.
7. as claimed in claim 1ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: be provided with two hydraulic braking cylinders on the described vehicle frame, be separately positioned on two described driven Athey wheel sides, described hydraulic braking cylinder one end is fixedly mounted on the described vehicle frame, described brake piston masthead end is provided with the braking tile fragment, described braking tile fragment matches with described friction wheel disc, for the chassis Parking of the wheeled 4 wheel driven of crawler belt provides braking force.
8. as claimed in claim 7ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrains such as forest land travel, it is characterized in that: described hydraulic braking cylinder is the single-acting hydraulic braking cylinder, when the wheeled 4 wheel driven base apparatus of crawler belt stops to travel, the hydraulic efficiency pressure system off-load, described braking liquid cylinder pressure is under the effect of spring, the described friction wheel disc of automatic impaction, the braking during standstill of the wheeled 4 wheel driven base apparatus of realization crawler belt.
9. as claimed in claim 1ly a kind ofly can adapt to the wheeled 4 wheel driven base apparatus of crawler belt that the complex-terrain such as forest land travels, it is characterized in that: described Athey wheel both sides are provided with the cylinder that prevents the Athey wheel upset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100139753A CN103029766A (en) | 2013-01-15 | 2013-01-15 | Crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100139753A CN103029766A (en) | 2013-01-15 | 2013-01-15 | Crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103029766A true CN103029766A (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013100139753A Pending CN103029766A (en) | 2013-01-15 | 2013-01-15 | Crawler wheel-type four-wheel drive chassis device adaptive to woodland and other complex terrains |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691325A (en) * | 2015-03-05 | 2015-06-10 | 中南林业科技大学 | Double-station clutch controlling and clutch locking method and device |
| CN104773196A (en) * | 2015-03-05 | 2015-07-15 | 中南林业科技大学 | Double-station steering method and double-station steering device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000159158A (en) * | 1998-11-27 | 2000-06-13 | Kioritz Corp | Crawler type traveling device |
| CN1715121A (en) * | 2004-06-30 | 2006-01-04 | 中国科学院沈阳自动化研究所 | Dangerous school assignment robot with wheel-leg-crawler composite moving mechanism |
| CN101293540A (en) * | 2008-06-24 | 2008-10-29 | 高鹏 | Independent caterpillar walking mechanism |
| CN101797936A (en) * | 2010-03-26 | 2010-08-11 | 浙江大学 | Wheel swinging-type compound drive device for miniature mobile robot |
| CN201633804U (en) * | 2009-11-03 | 2010-11-17 | 大连海事大学 | Climbing robot for descaling ship walls |
| CN201980309U (en) * | 2011-03-02 | 2011-09-21 | 长沙矿山研究院 | Four-wheel drive crawler chassis of deep-sea polymetallic sulfide mining area moving platform |
-
2013
- 2013-01-15 CN CN2013100139753A patent/CN103029766A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000159158A (en) * | 1998-11-27 | 2000-06-13 | Kioritz Corp | Crawler type traveling device |
| CN1715121A (en) * | 2004-06-30 | 2006-01-04 | 中国科学院沈阳自动化研究所 | Dangerous school assignment robot with wheel-leg-crawler composite moving mechanism |
| CN101293540A (en) * | 2008-06-24 | 2008-10-29 | 高鹏 | Independent caterpillar walking mechanism |
| CN201633804U (en) * | 2009-11-03 | 2010-11-17 | 大连海事大学 | Climbing robot for descaling ship walls |
| CN101797936A (en) * | 2010-03-26 | 2010-08-11 | 浙江大学 | Wheel swinging-type compound drive device for miniature mobile robot |
| CN201980309U (en) * | 2011-03-02 | 2011-09-21 | 长沙矿山研究院 | Four-wheel drive crawler chassis of deep-sea polymetallic sulfide mining area moving platform |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691325A (en) * | 2015-03-05 | 2015-06-10 | 中南林业科技大学 | Double-station clutch controlling and clutch locking method and device |
| CN104773196A (en) * | 2015-03-05 | 2015-07-15 | 中南林业科技大学 | Double-station steering method and double-station steering device |
| CN104773196B (en) * | 2015-03-05 | 2017-05-17 | 中南林业科技大学 | Double-station steering method and double-station steering device |
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Application publication date: 20130410 |