CN104541635A - Balancing chassis structure of high-ground-clearance plant protection machine - Google Patents
Balancing chassis structure of high-ground-clearance plant protection machine Download PDFInfo
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- CN104541635A CN104541635A CN201510048724.8A CN201510048724A CN104541635A CN 104541635 A CN104541635 A CN 104541635A CN 201510048724 A CN201510048724 A CN 201510048724A CN 104541635 A CN104541635 A CN 104541635A
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- reel cage
- ground profiling
- profiling
- chassis structure
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Abstract
The invention discloses a balancing chassis structure of a high-ground-clearance plant protection machine. The balancing chassis structure of the high-ground-clearance plant protection machine comprises a frame, wheels, a left ground profiling rocking rack and a right ground profiling rocking rack, wherein the left ground profiling rocking rack and the right ground profiling rocking rack are longitudinally connected with the front wheels and the rear wheels, are connected with each other through a transverse central shaft and can rotate around the central shaft; rocking arms are respectively arranged at ends, which extend out of the outer sides of the two ground profiling rocking racks, of the central shaft; supporting legs under the frame are connected with moving ends of the rocking arms through rotating pairs; and shock absorbers which are connected with the frame in a supporting manner are respectively arranged at the front end and the rear end of each ground profiling rocking arm. The wheels on the two sides of the balancing chassis structure are coupled to each other longitudinally through the ground profiling rocking arms, a changeable and flexible rack can be formed through the central shaft, all the wheels can be always in contact with the ground, the centers of the four wheels cannot be fixed on the same plane, the wheels can freely move in the up-down direction along fluctuation of a road surface, when the plant protection machine makes a turn or runs on an uneven road surface, the chassis profiling rocking rack can swing freely, the stability of a vehicle body is maintained, and the balancing property of vehicle-mounted components such as a spraying rod and a cantilever is also maintained.
Description
Technical field
The invention belongs to agricultural mechanical field, be specially a kind of balance chassis be used on self-walking fog machine.
Background technology
At present, domestic large-scale equipment for plant protection is based on large-scale spraying machine with wide spraying rod (self-propelled, towed and suspension type).Large load boom sprayer is when the operation of out-of-flatness field level; fuselage can rise and fall with the fluctuating on ground; on the one hand; fuselage rocks the spray boom shake that can cause and be suspended on sprayer fuselage; spray boom shake makes pesticide spraying uneven; affect operation quality, spray boom swings to contact to earth and causes spray boom to damage, cause the accident; On the other hand, the large quality liquid that boom sprayer can be caused to carry rocks, and rocking of medicine-chest liquid can cause liquid medicine-chest structure to be produced to the shock loading moved in circles, and causes the fatigue rupture of structure.
Summary of the invention
Technical purpose of the present invention is for problems of the prior art, proposes a kind of novel high-clearance fog machine balance chassis structure, improves car body stability in the process of walking.
Technical scheme disclosed by the invention is:
A kind of high-clearance fog machine balance chassis structure; comprise vehicle frame, wheel; it is characterized in that; be provided with the left and right two secondary ground profiling reel cages longitudinally connecting front and back wheel; central shaft by a transverse direction between two ground profiling reel cages connects; ground profiling reel cage can around central axis; the described central shaft end of stretching out outside two ground profiling reel cages is respectively provided with the rocking arm of; leg below vehicle frame and rocking arm movable end hinged, profiling reel cage rear and front end, ground is equipped with the damper of support and connection vehicle frame.
Further technical scheme also comprises:
Be connected on a hinged-support bottom described damper, described hinged-support is connected on ground profiling reel cage by pivoting support.
Described central shaft is provided with the adjustable locking mechanism of location ground profiling reel cage position on center shaft, makes the left and right wheels spacing of fog machine adjustable, with operation between the ridge adapting to different in width.
The adjustable locking mechanism of a set of ground profiling reel cage comprises some spacing rings and a sliding sleeve, described sliding sleeve cover on center shaft, be positioned at the inner side of ground profiling reel cage, one end of sliding sleeve is fixedly connected with ground profiling reel cage, the other end of one spacing ring locking sliding sleeve, the outboard end of a spacing ring locking ground profiling reel cage.The setting of sliding sleeve increases the contact area of reel cage and central shaft, avoids reel cage effect stress on center shaft too concentrated, improves the service life of central shaft.
Described rocking arm preferably adopts spline connection structure fixing on center shaft.
Each wheel is respectively provided with a set of driving mechanism, and described driving mechanism comprises hydraulic motor with disk type brake and driving speed reducer.
As preferably, the middle part of described ground profiling reel cage is set to fish belly sill structure, and increase structural strength, rear and front end is the circular arc curved toward the outer side, and wheel can be made to have larger rotational angle.
The end of ground profiling reel cage is hinged on king pin axle, profiling reel cage in ground is provided with commutation oil cylinder at the medial surface near this end, the cylinder barrel of described commutation oil cylinder by hinged-support and ground profiling reel cage hinged, the piston rod external part of commutation oil cylinder is connected by revolute with one end of knuckle, the other end of knuckle is fixedly mounted on described stub axle, promotes stub axle drive wheel steering by the driving of the oil cylinder that commutates.
The end of described ground profiling reel cage is provided with the axle cap of frustum type, and the upper end of described stub axle is installed and is locked in described axle cap.
Chassis structure of the present invention is also provided with the wheel supporting frame of bucket shape, and protect all sides of wheel CD-ROM drive motor, wheel supporting frame is fixedly connected on the bottom of king pin axle.
Beneficial effect of the present invention:
Both sides wheel is passed through ground profiling reel cage Longitudinal data by the present invention, and form variable flexible frame by central shaft, guarantee all wheels kiss the earth all the time, the center of four wheels can not be fixed in same plane, make each wheel can with the fluctuating on road surface freely up and down, when spray bar type spraying machine car body turn or when uneven road surface travels chassis profiling reel cage swingable, ensure the stability of sprayer, comfortableness, more be conducive to keeping spray boom in the vertical direction, stable and balance in horizontal direction, effectively improve car body rock in the spray boom situation of easily contacting to earth, spray bar type spraying machine is made to be suitable for the farm work of various road conditions, the simultaneously vehicle of chassis structure of the present invention also other types such as field management operation or mountain off-road car suitable.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is side-looking structural representation of the present invention;
Fig. 3 is plan structure schematic diagram of the present invention;
Fig. 4 of the present inventionly looks up structural representation;
Fig. 5 is forward sight structural representation of the present invention;
Fig. 6 is members structural representation one of the present invention;
Fig. 7 is the partial enlargement structural representation of Fig. 6;
Fig. 8 is members structural representation two of the present invention;
Fig. 9 is the partial enlargement structural representation of Fig. 8;
Figure 10 is the cross-sectional view of king-pin and axle cap.
Embodiment
In order to illustrate technical scheme of the present invention and operation principle further, below in conjunction with accompanying drawing and specific embodiment, the present invention is described in detail.
As shown in Figures 1 to 10, a kind of high-clearance fog machine balance chassis structure, comprises vehicle frame 1, wheel 4 and the left and right two secondary ground profiling reel cage 3(connecting front and back wheel and is equivalent to longeron).
The centre position of two ground profiling reel cages 3 is connected by the central shaft 16 of a transverse direction, and ground profiling reel cage 3 can rotate around central shaft 16.Described central shaft 16 is provided with the adjustable locking mechanism of location ground profiling reel cage 3 lateral attitude on central shaft 16, as shown in Figure 8, one sliding sleeve 15 is enclosed within central shaft 16, be positioned at the inner side of ground profiling reel cage 3, one end of sliding sleeve 15 is fixedly connected with ground profiling reel cage 3, one spacing ring 17 locks the other end of sliding sleeve 15, and a spacing ring 17 locks the outboard end of ground profiling reel cage 3.
The end that described central shaft 16 is positioned at outside two ground profiling reel cages 3 is respectively provided with a rocking arm 6, described rocking arm 6 one end adopts spline to be fixed on central shaft 16, leg 1-1 below vehicle frame 1 adopts revolute pair to be connected with rocking arm 6 free end, leg 1-1 bottom surface is provided with rubber blanket, avoid jolt road surface travels time, leg and rocking arm 6 binding face generation rigid collision.
The forward and backward two ends of described ground profiling reel cage 3 are equipped with the spring damping damper 12 supporting vehicle frame 1, described damper 12 forward or front and back be no more than the position of king pin axle 20.Be connected on a hinged-support 13 bottom described damper 12, described hinged-support 13 is connected on ground profiling reel cage 3 by pivoting support 6, can rotate around pivoting support 6.The outer ring of described pivoting support 6 is fixed on ground profiling reel cage 3.The top of damper 12 is connected with vehicle frame 1 by spherical hinge structure 11 or rubber bushing, preferably adopts the mode that ball pivot connects, when regulating wheel distance, damper is tilted thereupon, be not subject to the moment of torsion from bearing.When adopting ball pivot to connect, ball hinged support is connected with vehicle frame, and arranges rubber sheet gasket at contact surface, and the bulb of ball pivot is connected with the movable end of damper.
Four wheels below vehicle frame are respectively provided with a set of driving mechanism, and described driving mechanism comprises hydraulic motor 9 with disk type brake and driving speed reducer 5, and motor 9 is connected with driving speed reducer 5, and wheel 4 is arranged on driving speed reducer flange.
The middle part of described ground profiling reel cage 3 preferably adopts fish belly sill structure, and rear and front end is the circular arc curved toward the outer side.The end of ground profiling reel cage 3 is hinged on king pin axle 20, as shown in Fig. 8, Fig. 9, Figure 10, for ensureing the intensity of reel cage 3 and stub axle 20 syndeton, the end of ground profiling reel cage 3 is provided with the integrated frustum type axle cap 21 with reel cage main body, axle cap 21 upper end open, and be provided with the end cap 22 blocking opening.The upper end of described stub axle 20 is arranged in axle cap 21, and end face is against the below on axle cap inner wall blocking rank, and is locked in described axle cap 21 by connecting elements such as screws, only can and reel cage 3 between rotate, prevent stub axle 20 from departing from axle cap.
Ground profiling reel cage 3 installs commutation oil cylinder 7 at the medial surface near end, the cylinder barrel of described commutation oil cylinder 7 by hinged-support and ground profiling reel cage 3 hinged, it is hinged that revolute pair is passed through in the piston rod external part of commutation oil cylinder 7 and one end of knuckle 10, and the other end of described knuckle 10 is fixedly mounted on described stub axle 20 by flange.The bottom of described king pin axle 20 flange is provided with the square tube connecting bucket shape wheel supporting frame 8, is nested in wheel supporting frame 8, and is fixed by bolt and wheel supporting frame 8.Described driving speed reducer 5 is fixed on wheel supporting frame 8, and the side plate of wheel supporting frame 8 protects all sides of motor 9.Under the driving effect of commutation oil cylinder 7, knuckle 10 promotes stub axle 20, wheel supporting frame 8 is with motor car wheel 4 to turn to.
Described vehicle frame 1 can adopt sheet material, tubing Weld-supporting, when on spray bar type spraying machine, before headstock driver's cabin (on the left of Fig. 1) is installed, after arrange that sprayer hangs and spray boom, place medicine-chest in middle framework, this design can reduce medicine-chest and rock impact on vehicle.
Chassis structure of the present invention is particularly useful for spray bar type spraying machine, is applicable to the vehicle such as agricultural machinery and mountain off-road car of other field management operation too.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand, the present invention is not restricted to the described embodiments, what describe in above-described embodiment and specification just illustrates principle of the present invention, and without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications.Application claims protection domain is defined by appending claims, specification and equivalent thereof.
Claims (10)
1. a high-clearance fog machine balance chassis structure, comprise vehicle frame (1), wheel (4), it is characterized in that, be provided with the secondary ground profiling reel cage (3) longitudinally connecting front and back wheel in left and right two, connected by the central shaft (16) of a transverse direction between two ground profiling reel cages (3), ground profiling reel cage (3) can rotate around central shaft (16), the end that described central shaft (16) stretches out two ground profiling reel cage (3) outsides is respectively provided with a rocking arm (6), the leg (1-1) of vehicle frame (1) below is connected by revolute pair with rocking arm (6) movable end, the rear and front end of ground profiling reel cage (3) is equipped with the damper (12) of support and connection vehicle frame (1).
2. a kind of high-clearance fog machine balance chassis structure according to claim 1; it is characterized in that; described damper (12) bottom is connected on a hinged-support (13), and described hinged-support (13) is connected on ground profiling reel cage (3) by pivoting support (6).
3. a kind of high-clearance fog machine balance chassis structure according to claim 1, it is characterized in that, described central shaft (16) is provided with the adjustable locking mechanism of location ground profiling reel cage (3) in the upper position of central shaft (16).
4. a kind of high-clearance fog machine balance chassis structure according to claim 3; it is characterized in that; the adjustable locking mechanism of a set of ground profiling reel cage (3) comprises some spacing rings (17) and a sliding sleeve (15); described sliding sleeve (15) is enclosed within central shaft (16); be positioned at the inner side of ground profiling reel cage (3); one end of sliding sleeve (15) is fixedly connected with ground profiling reel cage (3); the other end of one spacing ring (17) locking sliding sleeve (15), the outboard end of a spacing ring (17) locking ground profiling reel cage (3).
5. a kind of high-clearance fog machine balance chassis structure according to claim 1, it is characterized in that, described rocking arm (6) is fixed on central shaft (16) by spline connection structure.
6. a kind of high-clearance fog machine balance chassis structure according to claim 1, it is characterized in that, each wheel is respectively provided with a set of driving mechanism, and described driving mechanism comprises hydraulic motor (9) with disk type brake and driving speed reducer (5).
7. a kind of high-clearance fog machine balance chassis structure according to claim 1, it is characterized in that, the middle part of described ground profiling reel cage (3) is fish belly sill structure, and rear and front end is the circular arc curved toward the outer side.
8. a kind of high-clearance fog machine balance chassis structure according to claim arbitrary in claim 1-7, it is characterized in that, the end of ground profiling reel cage (3) is hinged on king pin axle (20), ground profiling reel cage (3) arranges commutation oil cylinder (7) at the medial surface near this end, the cylinder barrel of described commutation oil cylinder (7) by hinged-support and ground profiling reel cage (3) hinged, the piston rod external part of commutation oil cylinder (7) is connected by revolute pair with one end of knuckle (10), the other end of described knuckle (10) is fixedly mounted on described stub axle (20), promote stub axle (20) by the driving of commutation oil cylinder (7) and drive wheel steering.
9. a kind of high-clearance fog machine balance chassis structure according to claim 8; it is characterized in that; the end of described ground profiling reel cage (3) is provided with the axle cap (21) of taper type, and the upper end of described stub axle (20) is installed and is locked in described axle cap (21).
10. a kind of high-clearance fog machine balance chassis structure according to claim 8; it is characterized in that; be provided with the wheel supporting frame (8) of bucket shape; protect all sides of wheel CD-ROM drive motor (9), wheel supporting frame (8) is fixedly connected on the bottom of king pin axle (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510048724.8A CN104541635A (en) | 2015-01-30 | 2015-01-30 | Balancing chassis structure of high-ground-clearance plant protection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510048724.8A CN104541635A (en) | 2015-01-30 | 2015-01-30 | Balancing chassis structure of high-ground-clearance plant protection machine |
Publications (1)
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| CN104541635A true CN104541635A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510048724.8A Pending CN104541635A (en) | 2015-01-30 | 2015-01-30 | Balancing chassis structure of high-ground-clearance plant protection machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106717208A (en) * | 2016-11-29 | 2017-05-31 | 中国农业大学 | A kind of wheelbase and adjustable for height high-clearance self-propelled chassis and its steering mechanism |
| CN106982812A (en) * | 2017-04-03 | 2017-07-28 | 柏宏波 | A kind of Insecticide sprayer with a variety of functions |
| CN108112293A (en) * | 2016-11-28 | 2018-06-05 | 四川农业大学 | A kind of hydro -leveling device |
| CN110024547A (en) * | 2019-05-09 | 2019-07-19 | 山东农业大学 | Seedlings device is chosen in the recycling profiling of one potato seed seedling vine |
| CN110352938A (en) * | 2019-08-21 | 2019-10-22 | 广州极飞科技有限公司 | A kind of field sprinkling robot |
| CN111937833A (en) * | 2019-05-17 | 2020-11-17 | 西北农林科技大学 | Longitudinal swinging type high-ground-clearance sprayer chassis |
| CN113273559A (en) * | 2021-05-25 | 2021-08-20 | 南京工业职业技术大学 | Tractor for plant protection machinery |
| CN115589840A (en) * | 2022-10-25 | 2023-01-13 | 湖北工业大学（Cn） | Automatic banana picking vehicle with flexible holding claws |
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| CN101722844A (en) * | 2008-11-03 | 2010-06-09 | 中国农业机械化科学研究院 | high-clearance self-propelled chassis |
| CN202491650U (en) * | 2012-03-20 | 2012-10-17 | 北京柯布克汽车技术有限公司 | Dual-leaf spring rod air suspension structure of heavy truck drive axle |
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| CN103158480A (en) * | 2013-03-25 | 2013-06-19 | 江苏大学 | High ground clearance self-propelled type base plate with adjustable gap from ground |
| CN203279475U (en) * | 2013-04-28 | 2013-11-13 | 现代农装科技股份有限公司 | Steering device, high crop clearance chassis comprising same, and sprayer |
| CN204425932U (en) * | 2015-01-30 | 2015-07-01 | 农业部南京农业机械化研究所 | A kind of high-clearance fog machine balance chassis structure |
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| CN2343751Y (en) * | 1998-03-24 | 1999-10-20 | 葛平好 | Agricultural motor vehicle chassis |
| CN101722844A (en) * | 2008-11-03 | 2010-06-09 | 中国农业机械化科学研究院 | high-clearance self-propelled chassis |
| DE202012103930U1 (en) * | 2011-11-10 | 2012-11-23 | Raipro Gmbh | Chassis with four-bar axle |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112293A (en) * | 2016-11-28 | 2018-06-05 | 四川农业大学 | A kind of hydro -leveling device |
| CN108112293B (en) * | 2016-11-28 | 2019-10-01 | 四川农业大学 | A kind of hydro -leveling device |
| CN106717208A (en) * | 2016-11-29 | 2017-05-31 | 中国农业大学 | A kind of wheelbase and adjustable for height high-clearance self-propelled chassis and its steering mechanism |
| CN106982812A (en) * | 2017-04-03 | 2017-07-28 | 柏宏波 | A kind of Insecticide sprayer with a variety of functions |
| CN106982812B (en) * | 2017-04-03 | 2023-11-28 | 重庆亘坤农业科技发展有限公司 | Laxative machine with multiple functions |
| CN110024547A (en) * | 2019-05-09 | 2019-07-19 | 山东农业大学 | Seedlings device is chosen in the recycling profiling of one potato seed seedling vine |
| CN110024547B (en) * | 2019-05-09 | 2024-03-08 | 山东农业大学 | Copying seedling picking device for recycling potato seedling vines |
| CN111937833A (en) * | 2019-05-17 | 2020-11-17 | 西北农林科技大学 | Longitudinal swinging type high-ground-clearance sprayer chassis |
| CN110352938A (en) * | 2019-08-21 | 2019-10-22 | 广州极飞科技有限公司 | A kind of field sprinkling robot |
| CN113273559A (en) * | 2021-05-25 | 2021-08-20 | 南京工业职业技术大学 | Tractor for plant protection machinery |
| CN115589840A (en) * | 2022-10-25 | 2023-01-13 | 湖北工业大学（Cn） | Automatic banana picking vehicle with flexible holding claws |
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Application publication date: 20150429 |