CN107161002A - A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan - Google Patents
A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan Download PDFInfo
- Publication number
- CN107161002A CN107161002A CN201710248000.7A CN201710248000A CN107161002A CN 107161002 A CN107161002 A CN 107161002A CN 201710248000 A CN201710248000 A CN 201710248000A CN 107161002 A CN107161002 A CN 107161002A
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- China
- Prior art keywords
- hydraulic
- supporting leg
- motor
- bar mechanism
- pedestal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/356—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more wheels
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0082—Undercarriages, frames, mountings, couplings, tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Catching Or Destruction (AREA)
Abstract
A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan, it includes chassis main structure, four structure identical leg systems and axial deflection system, wherein described chassis main structure is rectangle, and leg system is connected by axial deflection system with four angles of chassis main structure respectively；Axial deflection system includes width variance driving hydraulic cylinder and four-bar mechanism, leg system wheel is provided with hydraulic motor travel motor, height variable driving hydraulic cylinder is vertically located in leg system, the lower end of height variable driving hydraulic cylinder is provided with hydraulic gerotor motor, revolving support and motor fixed support, and top is provided with accumulator valve group.The advantages of simple and reasonable, steering behaviour of the invention is good, the road clearance is adjustable, stability is good, it is suitable for low stalk crops, high stalk crops can also be adapted to, and vehicle body can keep level automatically, stability is higher with comfortableness, still can smoothly it be turned in narrow and small place simultaneously, flexibility is higher.
Description
Technical field
The present invention relates to a kind of agricultural machinery, particularly a kind of pesticide spraying device.
Background technology
China is the big country of agricultural production, and agricultural production is always the lifeblood of Chinese national economy, and China's agricultural is automatic
Change level also locates developing stage, and automatization level is relatively low, therefore General Promotion agricultural automation level is China's agricultural development
The only way which must be passed.Self-propelled sprayer is increasingly paid attention to as important agricultural machinery by domestic agriculture machinery industry,
The current self-propelled sprayer of China, though substantially meeting the basic demand of crops, most structure function is single, can only meet
A kind of dispenser of crops, landform adaptability is bad.
The content of the invention
It is an object of the invention to propose that a kind of easy to control, stability is good, adapted to higher efficiency and landform
Property four-bar mechanism regulate and control wheelspan ground gap adjustable sprayer chassis.
The present invention includes chassis main structure, four structure identical leg systems and axial deflection system, wherein the bottom
Disk main structure is rectangle, and leg system is connected by axial deflection system with four angles of chassis main structure respectively.
The leg system includes wheel, hydraulic traveling system motor, hydraulic motor fixed support, pivoting support, hydraulic pressure
Gerotor motor, height variable driving oil cylinder, piston shoes, supporting leg outer sliding sleeve in supporting leg, wherein wheel and hub centre are provided with through hole, liquid
Pressure hoofing part motor is fixed in the through hole of wheel and wheel hub, and hydraulic motor fixed support is enclosed on the hydraulic moving on the inside of wheel
In drive motor, and it is fixed, lower end and the hydraulic motor fixed support upper surface of pivoting support are connected, its upper end and supporting leg
Interior piston shoes are connected, and piston shoes are welded by rectangular tube with round iron plate in the supporting leg, and round iron plate is welded on square tube one end, circle
Shape iron plate is provided with through hole, is connected by bolt with pivoting support, and hydraulic gerotor motor passes through in bolt and key and pivoting support
Worm screw connection, provides power to turn to, and realize four-wheel independent steering, height variable driving oil cylinder two ends respectively by pin and
Piston shoes and the connection of supporting leg outer sliding sleeve in supporting leg, the supporting leg outer sliding sleeve is rectangular tube, and the flexible of oil cylinder is driven by height variable
Supporting leg outer sliding sleeve is slided, the purpose of ground clearance adjusting is reached, accumulator valve group is located at the top of height variable driving hydraulic cylinder, used
Chassis level is kept in autobalance；
The axial deflection system includes four-bar mechanism and width variance driving hydraulic cylinder, and the four-bar mechanism includes two
Structure identical pedestal and four connecting rods, the two ends of two of which connecting rod are rotated with the upper and lower ends of pedestal side respectively to be coupled,
The two ends of two other connecting rod are rotated with the upper and lower ends of pedestal opposite side respectively to be coupled, and constitutes four-bar mechanism, on the same side
The side of lower link is provided with the connecting rod column for vertically connecting the two connecting rods, and the pedestal of its opposite side is provided with another column,
The two ends of width variance driving hydraulic cylinder are connected with the middle part of the two columns respectively, the pedestal of four-bar mechanism one end and above-mentioned branch
Leg outer sliding sleeve is connected, and the pedestal of its other end is connected with chassis main structure, by changing the length of hydraulic cylinder, and then is changed axially
Width.
The operation principle of the present invention：Hydraulic oil reaches hydraulic traveling system motor, driving hydraulic motor rotation through hydraulic pipeline
Turn, band motor car wheel rotation, and then drive spraying machine traveling.Four-bar mechanism one end is connected with chassis main structure, the other end and supporting leg
Outer sliding sleeve is connected, and width variance driving hydraulic cylinder is located at four-bar mechanism center, and stretching for regulation oil cylinder puts four-bar mechanism
It is dynamic, so change two axles away from.The flexible of height variable driving oil cylinder is adjusted, because oil cylinder one end is connected with piston shoes in supporting leg,
The other end is connected with supporting leg outer sliding sleeve, it is produced relative slip, and then change ground gap height.Drive the rotation of hydraulic gerotor motor
Turn, hydraulic motor is connected by key with pivoting support, drive pivoting support to rotate, pivoting support upper end connects with piston shoes in supporting leg
Connect, lower end is connected with motor bracket, due in supporting leg piston shoes be connected in outer sliding sleeve it is square, it is impossible to produce relative rotation, outside supporting leg
Sliding sleeve is connected with chassis main structure by four-bar mechanism, therefore pivoting support drives motor bracket, motor, wheel, rotates together, is risen
To steering-effecting.
The present invention has the following advantages that compared with prior art：
Rational in infrastructure, steering behaviour is good, the stability of spray boom spray frame lifting is more preferable, the road clearance is adjustable, stability is good
It is good, you can to adapt to low stalk crops, high stalk crops can also be adapted to, and vehicle body can keep level automatically, stability
Higher with comfortableness, while still can smoothly be turned in narrow and small place, flexibility is higher.
Brief description of the drawings
Fig. 1 is the three-dimensional simplified schematic diagram of the present invention.
Fig. 2 is leg system structure schematic diagram of the present invention.
Fig. 3 is the partially schematic sketch of wheel of the present invention.
Fig. 4 is axial deflection system architecture simplified schematic diagram of the present invention.
In figure：1. leg system, 2. axial deflection systems, 3. chassis main structures, 4. pivoting supports, 5. height variables drive
Hydraulic cylinder, 6. supporting leg outer sliding sleeves, 7. accumulator valve groups, piston shoes, 9. axial deflection quadric chains, 10. axially become in 8. supporting legs
Measure driving hydraulic cylinder, 11. hydraulic traveling system motors, 12. wheels, 13. hydraulic motor fixed supports, 14. hydraulic gerotor motors,
15. pedestal, 16. connecting rods, 17. connecting rod columns.
Embodiment
In the schematic diagram on the ground gap adjustable sprayer chassis for regulating and controlling wheelspan in four-bar mechanism shown in Fig. 1, chassis main structure 3
Rectangle is welded into by square steel, and in surface soldered iron sheet, four structure identical leg systems 1 pass through axial deflection system respectively
System 2 is connected with four angles of chassis main structure.
As shown in Figures 2 and 3, the wheel 12 and hub centre of leg system are provided with through hole, hydraulic traveling system motor 11
In the through hole for being fixed on wheel and wheel hub, hydraulic motor fixed support 13 is enclosed on the hydraulic traveling system motor on the inside of wheel,
And be fixed, lower end and the hydraulic motor fixed support upper surface of pivoting support 4 are connected, in its upper end and supporting leg
Piston shoes 8 are connected, and piston shoes are mainly welded by rectangular tube with round iron plate in supporting leg, and round iron plate is welded on square tube one end, circle
Shape iron plate is provided with through hole, is connected by bolt with pivoting support, hydraulic gerotor motor 14 passes through bolt and key and pivoting support
Interior worm screw connection, power is provided to turn to, and height variable driving oil cylinder 5 two ends pass through piston shoes and supporting leg in pin and supporting leg respectively
Outer sliding sleeve 6 is connected, and supporting leg outer sliding sleeve is rectangular tube, is driven the flexible of oil cylinder to slide supporting leg outer sliding sleeve by height variable, is reached
To the purpose of ground clearance adjusting, accumulator valve group 7 is located at the top of height variable driving hydraulic cylinder, and chassis is kept for autobalance
Level；
As shown in figure 4, axial deflection system includes four-bar mechanism 9 and width variance driving hydraulic cylinder 10, the four bars machine
Structure includes two structure identical pedestals 15 and four connecting rods 16, the two ends of two of which connecting rod respectively with above and below pedestal side
Two ends rotate connection, and the two ends of two other connecting rod are rotated with the upper and lower ends of pedestal opposite side respectively to be coupled, and constitutes four bar machines
Structure, the side of lower link, which is provided with, on the same side vertically connects the connecting rod columns 17 of the two connecting rods, on the pedestal of its opposite side
Provided with another connecting rod column, the two ends of width variance driving hydraulic cylinder are connected with the middle part of the two columns respectively, four bar machines
The pedestal of structure one end is connected with above-mentioned supporting leg outer sliding sleeve, and the pedestal of its other end is connected with chassis main structure, by changing hydraulic pressure
The length of cylinder, and then change axial width.
Claims (1)
1. a kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan, it is characterised in that：It includes chassis master
Structure, four structure identical leg systems and axial deflection system, wherein the chassis main structure is rectangle, leg system point
It is not connected by axial deflection system with four angles of chassis main structure；
The leg system includes wheel, hydraulic traveling system motor, hydraulic motor fixed support, pivoting support, hydraulic gerotor
Motor, height variable driving oil cylinder, piston shoes, supporting leg outer sliding sleeve in supporting leg, wherein wheel and hub centre are provided with through hole, hydraulic pressure row
Walk drive motor to be fixed in the through hole of wheel and wheel hub, hydraulic motor fixed support is enclosed on the hydraulic traveling system on the inside of wheel
On motor, and it is fixed, lower end and the hydraulic motor fixed support upper surface of pivoting support are connected, and its upper end in supporting leg with sliding
Boots are connected, and piston shoes are welded by rectangular tube with round iron plate in the supporting leg, and round iron plate is welded on square tube one end, circular iron
Plate is provided with through hole, is connected by bolt with pivoting support, and hydraulic gerotor motor passes through bolt and key and the snail in pivoting support
Bar is connected, and height variable driving oil cylinder two ends are connected by pin with piston shoes in supporting leg and supporting leg outer sliding sleeve respectively, outside the supporting leg
Sliding sleeve is rectangular tube, and accumulator valve group is located at the top of height variable driving hydraulic cylinder；
The axial deflection system includes four-bar mechanism and width variance driving hydraulic cylinder, and the four-bar mechanism includes two structures
Identical pedestal and four connecting rods, the two ends of two of which connecting rod are rotated with the upper and lower ends of pedestal side respectively to be coupled, in addition
The two ends of two connecting rods are rotated with the upper and lower ends of pedestal opposite side respectively to be coupled, and is constituted four-bar mechanism, is connected down on the same side
The side of bar is provided with the connecting rod column for vertically connecting the two connecting rods, and the pedestal of its opposite side is provided with another column, width
The two ends of parameter driven hydraulic cylinder are connected with the middle part of the two columns respectively, outside the pedestal of four-bar mechanism one end and above-mentioned supporting leg
Sliding sleeve is connected, and the pedestal of its other end is connected with chassis main structure, by changing the length of hydraulic cylinder, and then changes axially wide
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248000.7A CN107161002A (en) | 2017-04-17 | 2017-04-17 | A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248000.7A CN107161002A (en) | 2017-04-17 | 2017-04-17 | A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107161002A true CN107161002A (en) | 2017-09-15 |
Family
ID=59849222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710248000.7A Pending CN107161002A (en) | 2017-04-17 | 2017-04-17 | A kind of four-bar mechanism regulates and controls the ground gap adjustable sprayer chassis of wheelspan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107161002A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701863A (en) * | 2017-11-17 | 2018-02-16 | 国网山东省电力公司即墨市供电公司 | A kind of hydraulic equipment lifting driving device |
| CN107960395A (en) * | 2017-11-17 | 2018-04-27 | 枞阳县白云生态园林有限责任公司 | A kind of highly adjustable spray trolley |
| CN108464232A (en) * | 2018-05-25 | 2018-08-31 | 中国灌溉排水发展中心 | A kind of canal water supply type irrigation sprinkler |
| CN108684644A (en) * | 2018-07-25 | 2018-10-23 | 山东农业大学 | Small-sized self-walking high-clearance sprayer |
| CN108909362A (en) * | 2018-08-02 | 2018-11-30 | 泗县伟达农机具有限公司 | The agricultural machinery vehicle of traveling wheel and the use traveling wheel is adjusted in a kind of fluid pressure type |
| CN108909363A (en) * | 2018-08-02 | 2018-11-30 | 泗县伟达农机具有限公司 | The agricultural machinery vehicle of traveling wheel and the use traveling wheel is adjusted in a kind of electromagnetic type |
| CN111512724A (en) * | 2020-06-04 | 2020-08-11 | 扬州大学 | Variable walking platform of ground clearance and wheel tread |
| CN111937833A (en) * | 2019-05-17 | 2020-11-17 | 西北农林科技大学 | Longitudinal swinging type high-ground-clearance sprayer chassis |
| CN112078662A (en) * | 2020-08-24 | 2020-12-15 | 江苏大学 | Chassis with independently adjustable ground clearance wheel track for spraying machine and control method |
| CN112373556A (en) * | 2020-11-29 | 2021-02-19 | 上海龙创汽车设计股份有限公司 | Steering system of unmanned four-wheel independent steering chassis platform of low-speed vehicle |
| CN113068502A (en) * | 2021-02-26 | 2021-07-06 | 徐州燕大传动与控制技术有限公司 | Hydraulic drive type four-wheel independent drive four-wheel independent steering weeding robot |
| CN114041359A (en) * | 2021-11-10 | 2022-02-15 | 国网湖北省电力有限公司宜昌供电公司 | Special wrecker for electric power |
| CN114145282A (en) * | 2021-12-30 | 2022-03-08 | 湖南省农友机械集团有限公司 | Supporting leg structure of plant protection machine and plant protection machine |
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| CN201821808U (en) * | 2010-05-31 | 2011-05-11 | 上海市农业机械研究所 | Self-propelled clearance adjustable hydraulic drive chassis of paddy rice multifunctional variable spray machine |
| CN203399635U (en) * | 2013-07-11 | 2014-01-22 | 南京林业大学 | New concept intelligent multifunctional spraying machine chassis |
| CN204634843U (en) * | 2015-04-29 | 2015-09-16 | 刘军光 | A kind of variable bracing frame of wheelspan from walking pesticide spray truck |
| CN105746472A (en) * | 2016-03-10 | 2016-07-13 | 湖南农业大学 | High-ground-clearance multifunctional plant protection machine |
| CN205390134U (en) * | 2016-03-10 | 2016-07-27 | 湖南农业大学 | Multi -functional plant protection in highland crack machine |
| CN205902699U (en) * | 2016-07-26 | 2017-01-25 | 慈溪市德顺容器有限公司 | Intelligence plant protection machinery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201821808U (en) * | 2010-05-31 | 2011-05-11 | 上海市农业机械研究所 | Self-propelled clearance adjustable hydraulic drive chassis of paddy rice multifunctional variable spray machine |
| CN203399635U (en) * | 2013-07-11 | 2014-01-22 | 南京林业大学 | New concept intelligent multifunctional spraying machine chassis |
| CN204634843U (en) * | 2015-04-29 | 2015-09-16 | 刘军光 | A kind of variable bracing frame of wheelspan from walking pesticide spray truck |
| CN105746472A (en) * | 2016-03-10 | 2016-07-13 | 湖南农业大学 | High-ground-clearance multifunctional plant protection machine |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107960395A (en) * | 2017-11-17 | 2018-04-27 | 枞阳县白云生态园林有限责任公司 | A kind of highly adjustable spray trolley |
| CN107701863A (en) * | 2017-11-17 | 2018-02-16 | 国网山东省电力公司即墨市供电公司 | A kind of hydraulic equipment lifting driving device |
| CN108464232A (en) * | 2018-05-25 | 2018-08-31 | 中国灌溉排水发展中心 | A kind of canal water supply type irrigation sprinkler |
| CN108684644B (en) * | 2018-07-25 | 2023-08-29 | 山东农业大学 | Small self-propelled high-clearance sprayer |
| CN108684644A (en) * | 2018-07-25 | 2018-10-23 | 山东农业大学 | Small-sized self-walking high-clearance sprayer |
| CN108909362A (en) * | 2018-08-02 | 2018-11-30 | 泗县伟达农机具有限公司 | The agricultural machinery vehicle of traveling wheel and the use traveling wheel is adjusted in a kind of fluid pressure type |
| CN108909363A (en) * | 2018-08-02 | 2018-11-30 | 泗县伟达农机具有限公司 | The agricultural machinery vehicle of traveling wheel and the use traveling wheel is adjusted in a kind of electromagnetic type |
| CN111937833A (en) * | 2019-05-17 | 2020-11-17 | 西北农林科技大学 | Longitudinal swinging type high-ground-clearance sprayer chassis |
| CN111512724A (en) * | 2020-06-04 | 2020-08-11 | 扬州大学 | Variable walking platform of ground clearance and wheel tread |
| CN112078662A (en) * | 2020-08-24 | 2020-12-15 | 江苏大学 | Chassis with independently adjustable ground clearance wheel track for spraying machine and control method |
| CN112373556A (en) * | 2020-11-29 | 2021-02-19 | 上海龙创汽车设计股份有限公司 | Steering system of unmanned four-wheel independent steering chassis platform of low-speed vehicle |
| CN113068502A (en) * | 2021-02-26 | 2021-07-06 | 徐州燕大传动与控制技术有限公司 | Hydraulic drive type four-wheel independent drive four-wheel independent steering weeding robot |
| CN114041359A (en) * | 2021-11-10 | 2022-02-15 | 国网湖北省电力有限公司宜昌供电公司 | Special wrecker for electric power |
| CN114145282A (en) * | 2021-12-30 | 2022-03-08 | 湖南省农友机械集团有限公司 | Supporting leg structure of plant protection machine and plant protection machine |
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Application publication date: 20170915 |