CN112997861B - Control method of hydraulic reel sprinkler - Google Patents
Control method of hydraulic reel sprinkler Download PDFInfo
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- CN112997861B CN112997861B CN202110265034.3A CN202110265034A CN112997861B CN 112997861 B CN112997861 B CN 112997861B CN 202110265034 A CN202110265034 A CN 202110265034A CN 112997861 B CN112997861 B CN 112997861B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/14—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
- A01B63/16—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame
- A01B63/22—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame operated by hydraulic or pneumatic means
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B69/00—Steering of agricultural machines or implements; Guiding agricultural machines or implements on a desired track
- A01B69/007—Steering or guiding of agricultural vehicles, e.g. steering of the tractor to keep the plough in the furrow
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/09—Watering arrangements making use of movable installations on wheels or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Soil Sciences (AREA)
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- Catching Or Destruction (AREA)
Abstract
The invention discloses a control method of a hydraulic reel sprinkler, which comprises the steps of dismantling traction equipment, adjusting sprinkling direction, sprinkling operation, traction transition and the like. The control method of the hydraulic reel sprinkler comprises the steps of controlling the front support telescopic hydraulic cylinder and the wheel lifting hydraulic cylinder which are supported before telescopic by operating the hydraulic control valve group to simultaneously retract so as to enable the support base plane of the chassis support component to be stably supported on the ground, then operating the hydraulic control valve group to control the slewing bearing hydraulic motor of the slewing bearing to perform slewing motion according to the sprinkling irrigation direction or the traction direction of the whole sprinkler so as to enable the inner ring of the slewing bearing to rotate relative to the outer ring and enable the whole chassis to rotate relative to the chassis support component, so that the flexible steering and turning of the whole sprinkler of the reel sprinkler can be realized on the premise of conveniently adjusting the sprinkling irrigation direction, meanwhile, the situation that the chassis is scratched due to uneven pavement of a turning field can be avoided, and the hydraulic reel sprinkler is particularly suitable for sprinkling irrigation operation on farmlands with narrow ground space.
Description
Technical Field
The invention relates to a control method of a reel sprinkler, in particular to a control method of a hydraulic reel sprinkler with a rotatable chassis, and belongs to the technical field of sprinkling irrigation equipment.
Background
The spray irrigation is an irrigation method that water is sprayed into the air by using special equipment such as a spray nozzle and the like to form water drops which fall on the ground spray irrigation surface and the surface of crops.
The reel type sprinkler is a common sprinkler, can irrigate farmland of large area, also can control the size of water spray volume according to the shower nozzle to satisfy the different requirements of user to the water spray volume, be the sprinkling irrigation equipment that farmland water-saving irrigation chooseed for use usually.
The reel formula sprinkling irrigation machine generally adopts water turbine formula power drive system, usually mainly include the chassis, the reel support frame, the reel, the PE pipe, water turbine, the gearbox, speed compensation arrangement and shower nozzle car, traction equipment such as tractor or winch need be utilized to drag the PE raceway and the shower nozzle car of connection on the PE raceway of winding on the reel to the preset sprinkling irrigation place usually at the during operation, then open sprinkling irrigation pressure water valve, sprinkling irrigation pressure water gets into the shower nozzle blowout of PE raceway from the shower nozzle car and drives the water turbine rotation when carrying out the sprinkling irrigation operation, the water turbine drives the rotatory output power of water turbine axle and passes into the reduction gear, chain drive produces great moment of torsion power drive capstan winch rotation after the deceleration, thereby realize the automatic recovery of PE pipe.
In addition, in order to change the pulling-out direction of the nozzle car and further adjust the sprinkling irrigation direction according to the specific arrangement direction of the farmland, the reel support frame of the reel type sprinkling machine is generally vertically erected on the underframe through a slewing bearing, and the sprinkling irrigation direction is adjusted by rotating and controlling the rotation angle of the reel support frame relative to the underframe. The traditional mode of adjusting the sprinkling irrigation direction with the fixed underframe and the rotating reel support frame has the following defects:
1. because the reel type sprinkler is usually pulled to a farmland head to be sprinkled by a tractor and other traction equipment, and the farmland head is usually limited in space because the planting area as large as possible is ensured, the turning and turning of the whole machine of the reel type sprinkler is difficult, and the condition that crops on the farmland head are excessively ground when the field is transferred after the sprinkling operation is finished is often caused;
2. the walking wheels at the bottom of the chassis of the traditional reel type sprinkler are usually directly installed on the chassis, so that the distance between the bottom of the chassis and the ground is fixed, the center of gravity of the whole sprinkler needs to be lowered to ensure the stability of the whole sprinkler, the distance between the bottom of the chassis and the ground is relatively small, and the chassis is scratched when the road surface of a transition is uneven.
Disclosure of Invention
In order to solve the problems, the invention provides a control method of a hydraulic reel sprinkler, which can realize flexible turning of the whole sprinkler under the premise of conveniently adjusting the sprinkling irrigation direction, can avoid the situation of scraping and rubbing a chassis due to uneven transition road surface, and is particularly suitable for sprinkling irrigation operation in a farmland with narrow ground space.
In order to realize the purpose, the hydraulic reel sprinkler comprises a frame, a plugboard, a reel, a PE pipe, a hydraulic driving device and a sprinkler truck;
the machine frame comprises a bottom frame, a reel supporting frame, an inserting plate supporting frame and a wheel assembly;
the underframe is a plane supporting frame structure which is integrally in a bilateral symmetry structure, and the supporting frame structure comprises an edge beam which is connected in a closed manner to form an annular frame structure and a supporting beam which is connected inside the annular frame structure; the front end of the underframe is provided with a traction connecting mechanism; the bottom of the underframe is provided with an underframe slewing device, the underframe slewing device is arranged at the gravity center position of the frame, the underframe slewing device sequentially comprises a slewing bearing and an underframe supporting component from top to bottom, the slewing bearing comprises an inner ring, an outer ring and a slewing bearing hydraulic motor, the inner ring of the slewing bearing is fixedly connected with the underframe, the outer ring of the slewing bearing is fixedly connected with the underframe supporting component, the slewing bearing hydraulic motor of the slewing bearing is fixedly arranged on the underframe, the slewing bearing hydraulic motor of the slewing bearing is matched and connected with the outer ring of the slewing bearing through a transmission mechanism, and the underframe supporting component is provided with a flat-plate-shaped supporting bottom plane; the front part of the underframe is also provided with a telescopic front support, and the telescopic front support comprises a front support telescopic hydraulic cylinder;
the two reel supporting frames are arranged in a left-right symmetrical mode and are vertically arranged on a plane supporting frame structure of the underframe at positions corresponding to the underframe rotating device;
the two inserting plate supporting frames are arranged in a bilaterally symmetrical mode and fixedly installed on the underframe or the reel supporting frame, and the inserting plate supporting frames extend backwards;
the wheel assembly is arranged into two parts, the two parts of wheel assembly are symmetrically arranged at the rear part of the bottom of the chassis in a left-right mode, the wheel assembly comprises a wheel supporting beam, a wheel and a wheel lifting hydraulic cylinder, the front end of the wheel supporting beam is hinged with the chassis, the wheel is arranged in a front-back direction in a rolling mode and is connected to the rear end of the wheel supporting beam, one end of the wheel lifting hydraulic cylinder is connected with a reel supporting frame or an inserting plate supporting frame, the other end of the wheel lifting hydraulic cylinder is connected with the wheel supporting beam, and the horizontal plane of the bottom of the wheel is located above the supporting bottom plane of the chassis supporting part when the wheel lifting hydraulic cylinder is completely retracted;
the plug board is symmetrically arranged in two parts from left to right, the front ends of the two plug boards are hinged to the rear end of a plug board support frame, a spray head vehicle backspacing limiting component is arranged on the plug board, the plug board comprises a plug board lifting hydraulic cylinder and a backspring stopping safety valve, the cylinder body end of the plug board lifting hydraulic cylinder is hinged to the plug board support frame, the telescopic end is hinged to the plug board, the plug board is retracted and released in a mode that the plug board swings up and down by controlling the extension and retraction of the plug board lifting hydraulic cylinder, the backspring stopping safety valve is arranged on the backspacing limiting component of the spray head vehicle, and the backspring stopping safety valve comprises a control valve rod arranged towards the rear;
the reel is arranged in a rolling manner in the front-back direction and is erected and installed at the top end of the reel supporting frame through a bearing, and the side plates of the reel in the left-right direction are provided with annular outer gear rings which are concentric with the reel;
the PE pipe is wound on the reel, and the input end of the PE pipe penetrates out of the axis position of the reel;
the hydraulic driving device is fixedly arranged on the underframe and comprises a hydraulic pump station and a reel driving hydraulic motor, the hydraulic pump station comprises a driving power source, a hydraulic pump, a hydraulic control valve group and a hydraulic oil tank, the reel driving hydraulic motor is matched and connected with the annular outer gear ring through a transmission mechanism, the driving power source is connected with the hydraulic pump, the input end of the hydraulic pump is connected with the hydraulic oil tank, the output end of the hydraulic pump is connected with the hydraulic control valve group, and the hydraulic control valve group is respectively connected with the reel driving hydraulic motor, a slewing bearing hydraulic motor of a slewing bearing, a front support telescopic hydraulic cylinder of a telescopic front support, a wheel lifting hydraulic cylinder, a plug board lifting hydraulic cylinder of a plug board and a rewinding stop safety valve of the plug board through a hydraulic pipeline; the driving power source of the hydraulic pump station is an engine, and the hydraulic pump of the hydraulic pump station works in a driving mode driven by the engine;
the sprayer comprises a sprayer frame, a supporting wheel and a sprayer, wherein the supporting wheel is installed at the bottom of the sprayer frame, the sprayer fixing frame is arranged on the sprayer frame, the input end of the sprayer is connected with the output end of the PE pipe, and a collision block is arranged at the position of the sprayer frame, which corresponds to a control valve rod of a rewinding stop safety valve of the inserting plate;
the control method specifically comprises the following steps:
a. dismantling the traction equipment: after the hydraulic reel sprinkler is pulled to a set position of a field ground, firstly, operating a hydraulic control valve group to control a front support telescopic hydraulic cylinder which is supported before telescopic to extend out so as to enable the front part of the underframe to be stably supported, and dismantling traction equipment;
b. adjusting the sprinkling irrigation direction: the front support telescopic hydraulic cylinder and the wheel lifting hydraulic cylinder which are used for controlling the telescopic front support to retract simultaneously are operated by the hydraulic control valve group, so that the support bottom plane of the chassis support component is stably supported on the ground, the wheel is in a suspended state above the support bottom plane of the chassis support component, the telescopic front support is in a suspended state separated from the ground, and the chassis support component is in a state of completely bearing the weight of the whole machine; then, the hydraulic control valve group is operated according to the sprinkling irrigation direction to control the slewing bearing hydraulic motor of the slewing bearing to perform slewing action so that the inner ring of the slewing bearing rotates relative to the outer ring and the whole underframe rotates relative to the chassis supporting component, and when the sprinkler truck is over against the sprinkling irrigation direction, the slewing action of the slewing bearing hydraulic motor of the slewing bearing is stopped;
c. and (3) sprinkling irrigation operation: the hydraulic control valve group is operated to control the insertion plate lifting hydraulic cylinder of the insertion plate to extend out so that the insertion plate is stably supported on the ground, and the nozzle vehicle is driven to fall to the ground in the extension process of the insertion plate; after the spray head vehicle is moved to a set spray irrigation position, the input end of the PE pipe is connected with a pressure water source water supply bolt, the water supply bolt is opened, pressure water is sprayed out from the spray head of the spray head vehicle through the PE pipe to carry out spray irrigation operation, and a hydraulic control valve set is operated to control a reel to drive a hydraulic motor to act so as to enable the reel to be rewound to recover the PE pipe during the spray irrigation operation; when the spray head vehicle returns to the state that the collision block touches a control valve rod of a rewinding stop safety valve of the insertion plate and pushes the control valve rod, the rewinding stop safety valve cuts off the input of a hydraulic oil circuit of a reel driving hydraulic motor to stop rewinding the reel, a water supply bolt is closed, a hydraulic control valve group is operated to control the insertion plate lifting hydraulic cylinder of the insertion plate to retract the insertion plate, and the spray head vehicle is lifted to be separated from the ground in the process of retracting the insertion plate to finish the spray irrigation operation;
d. traction and transition: the hydraulic control valve group is operated according to the traction position of the traction equipment to control the action of a slewing bearing hydraulic motor of the slewing bearing to enable a traction connecting mechanism of the underframe to be opposite to the traction equipment, then the hydraulic control valve group is operated to control a front support telescopic hydraulic cylinder and a wheel lifting hydraulic cylinder of a telescopic front support to simultaneously extend out to enable the underframe to integrally ascend, a support bottom plane of a chassis support component is separated from the ground, wheels and the telescopic front support are supported on the ground, the hydraulic control valve group is operated to control the front support telescopic hydraulic cylinder of the telescopic front support to retract after the traction equipment is connected with the traction connecting mechanism of the underframe, and the traction equipment is operated to carry out traction transition.
According to a further improvement scheme of the invention, a self-walking driving device is arranged on a spray head vehicle of the hydraulic reel sprinkling machine; and c, moving the spray head vehicle to the set sprinkling irrigation position in the step c in a self-walking mode.
Compared with the prior art, the hydraulic reel sprinkler is provided with the underframe slewing gear arranged at the bottom of the underframe, the telescopic front support vertically arranged at the front part of the underframe and the wheel assembly hinged at the rear part of the bottom of the underframe, therefore, when the hydraulic control valve group is operated to control the front support telescopic hydraulic cylinder and the wheel lifting hydraulic cylinder which are supported before telescopic to retract simultaneously, the chassis is lowered integrally to make the supporting bottom plane of the chassis supporting component stably supported on the ground, the chassis supporting component is in a state of completely bearing the weight of the whole machine, the chassis can rotate integrally relative to the chassis supporting component when the slewing bearing hydraulic motor of the slewing bearing is controlled to perform slewing action, the direction of the nozzle car can be flexibly adjusted according to the sprinkling irrigation direction, and the traction direction of the whole machine can be flexibly adjusted according to the direction of the traction equipment, thereby reducing the condition that crops on the field are excessively rolled on the premise of facilitating transition; because the wheel assembly comprises the wheel supporting beam, the wheels and the wheel lifting hydraulic cylinder, the wheels can be lifted and descended by controlling the wheel lifting hydraulic cylinder to stretch, the distance between the supporting bottom plane of the chassis supporting component and the ground is controlled, the situation that the chassis is scratched due to uneven transition road surfaces can be avoided, and the wheel assembly is particularly suitable for sprinkling irrigation operation in farmlands with narrow ground space.
Drawings
FIG. 1 is a schematic diagram of the hydraulic reel sprinkler of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic structural view of the hydraulic reel sprinkler frame of the present invention;
FIG. 5 is a top view of FIG. 4;
fig. 6 is a schematic structural view of the chassis swivel device of the hydraulic reel sprinkler of the present invention.
In the figure: 1. the device comprises an underframe, 11, an underframe slewing device, 12, a slewing bearing, 13, an underframe supporting part, 14, a telescopic front support, 2, a reel supporting frame, 3, an inserting plate supporting frame, 4, a wheel assembly, 41, a wheel supporting beam, 42, a wheel, 43, a wheel lifting hydraulic cylinder, 5, an inserting plate, 6, a reel, 61, an annular outer gear ring, 7, a hydraulic driving device, 71, a hydraulic pump station, 72 and a reel driving hydraulic motor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings (the whole machine pulling direction of the hydraulic reel sprinkler is described as the front).
As shown in fig. 1 to 3, the hydraulic reel sprinkler includes a frame, an insert plate 5, a reel 6, a PE pipe, a hydraulic driving device 7, and a sprinkler head.
As shown in fig. 4 and 5, the machine frame comprises an underframe 1, a reel support frame 2, an inserting plate support frame 3 and a wheel assembly 4.
The underframe 1 is a plane supporting frame structure which is integrally in a bilateral symmetry structure, and the supporting frame structure comprises edge beams which are connected in a closed manner to form an annular frame structure and supporting beams connected to the inside of the annular frame structure; the front end of the underframe 1 is provided with a traction connecting mechanism which can be connected with traction equipment; as shown in fig. 6, the chassis slewing device 11 sequentially comprises a slewing bearing 12 and a chassis supporting part 13 from top to bottom, the slewing bearing 12 comprises an inner ring, an outer ring and a slewing bearing hydraulic motor, the inner ring of the slewing bearing 12 is fixedly installed and connected with the chassis 1, the outer ring of the slewing bearing 12 is fixedly installed and connected with the chassis supporting part 13, the slewing bearing hydraulic motor of the slewing bearing 12 is fixedly installed on the chassis 1, the slewing bearing hydraulic motor of the slewing bearing 12 is matched and installed and connected with the outer ring of the slewing bearing 12 through a transmission mechanism, relative movement between the inner ring and the outer ring of the slewing bearing 12 can be realized by controlling the slewing action of the slewing bearing hydraulic motor of the slewing bearing 12, the chassis supporting part 13 is provided with a flat supporting base plane, in order to ensure stable support, the coverage area of the supporting bottom plane of the chassis supporting part 13 is larger than that of the slewing bearing 12; the front part of the underframe 1 is also vertically provided with a telescopic front support 14, the telescopic front support 14 comprises a front support telescopic hydraulic cylinder, and the extension supporting state or the retraction transition state of the telescopic front support 14 can be realized by controlling the extension of the front support telescopic hydraulic cylinder.
The reel support frames 2 are arranged into two pieces, and the two reel support frames 2 are vertically arranged on the plane support frame structure of the underframe 1 in a bilateral symmetry mode corresponding to the positions of the underframe rotating devices 11.
The inserting plate supporting frames 3 are arranged into two pieces, the two inserting plate supporting frames 3 are fixedly arranged on the underframe 1 or the reel supporting frame 2 in a bilateral symmetry mode, and the inserting plate supporting frames 3 extend backwards.
The wheel subassembly 4 sets up to two, two wheel subassemblies 4 left and right symmetry are installed at the bottom rear portion of chassis 1, wheel subassembly 4 includes wheel supporting beam 41, wheel 42 and wheel hydraulic cylinder 43, the front end and the chassis 1 of wheel supporting beam 41 are articulated to be connected, wheel 42 rolls the setting erection joint in the rear end of wheel supporting beam 41 in the fore-and-aft direction, the one end and the reel support frame 2 or the picture peg support frame 3 of wheel hydraulic cylinder 43 are connected, the other end is connected with wheel supporting beam 41, can realize the lift of wheel 42 through the flexible of control wheel hydraulic cylinder 43, and the bottom place horizontal plane of wheel 42 is located the top of the support basal plane of chassis supporting part 13 when wheel hydraulic cylinder 43 completely retracts, namely, wheel 42 is in unsettled state when wheel hydraulic cylinder 43 completely retracts.
The picture peg 5 set up to two, two picture pegs 5 bilateral symmetry install in the rear end of picture peg support frame 3, be equipped with the shower nozzle car on the picture peg 5 and roll back spacing part, picture peg 5 includes picture peg hydraulic cylinder and rollback stop safety valve, the rollback stop safety valve sets up on the shower nozzle car rolls back spacing part, the rollback stop safety valve includes the control valve rod that sets up towards the rear.
The reel 6 is arranged in a rolling manner in the front-back direction and is erected and installed at the top end of the reel supporting frame 2 through a bearing, and the reel 6 is provided with an annular outer gear ring 61 which is concentric with the reel 6 on the lateral plates in the left-right direction.
The PE pipe is wound on the reel 6, and the input end of the PE pipe penetrates out of the axis position of the reel 6.
The hydraulic driving device 7 is fixedly arranged on the underframe 1 and comprises a hydraulic pump station 71 and a reel driving hydraulic motor 72, the hydraulic pump station 71 comprises a driving power source, a hydraulic pump, a hydraulic control valve group and a hydraulic oil tank, the reel driving hydraulic motor 72 is connected with the annular outer gear ring 61 through a transmission mechanism in a matching way, the rewinding of the reel 6 can be realized by controlling the action of the reel driving hydraulic motor 72, the driving power source is connected with the hydraulic pump, the input end of the hydraulic pump is connected with the hydraulic oil tank, the output end of the hydraulic pump is connected with the hydraulic control valve group, and the hydraulic control valve group is respectively connected with the reel driving hydraulic motor 72, the slewing bearing hydraulic motor of the slewing bearing 12, the front support telescopic hydraulic cylinder of the telescopic front support 14, the wheel lifting hydraulic cylinder 43, the inserting plate lifting hydraulic cylinder of the inserting plate 5 and the rewinding stop safety valve of the inserting plate 5 through hydraulic pipelines.
The sprayer vehicle comprises a sprayer frame, a supporting wheel and a sprayer, wherein the supporting wheel is installed at the bottom of the sprayer frame, the sprayer fixing frame is arranged on the sprayer frame, the input end of the sprayer is connected with the output end of the PE pipe, and the sprayer frame is provided with a collision block corresponding to the position of the control valve rod of the rewinding stop safety valve of the inserting plate 5.
When the hydraulic reel sprinkler is in a transition state of being pulled by traction equipment, the PE pipe is in a state of completely accommodating and winding on the reel 6, the inserting plate lifting hydraulic cylinder of the inserting plate 5 is in a completely retracted state, the sprinkler truck is in a state of being hung on the inserting plate 5, the wheel lifting hydraulic cylinder 43 is in an extending state, the front support telescopic hydraulic cylinder of the telescopic front support 14 is in a completely retracted state, the wheel 42 is in a support state of descending and supporting on the ground, and the distance between the underframe 1 and the ground can be changed by controlling the telescopic amount of the wheel lifting hydraulic cylinder 43.
When the hydraulic reel sprinkler is pulled to a field head for use, firstly, the hydraulic control valve group is operated to control the front support telescopic hydraulic cylinder of the telescopic front support 14 to extend out so as to enable the front part of the underframe 1 to be stably supported, and then the traction equipment can be detached; then operating the hydraulic control valve group to control the front support telescopic hydraulic cylinder and the wheel lifting hydraulic cylinder 43 of the telescopic front support 14 to retract simultaneously, so that the chassis 1 integrally descends until the support bottom plane of the chassis support part 13 is stably supported on the ground, and at the moment, the wheels 42 are in a suspended state above the support bottom plane of the chassis support part 13, the telescopic front support 14 is in a suspended state separated from the ground, and the chassis support part 13 is in a state of completely bearing the weight of the whole machine; then operating the hydraulic control valve group according to the sprinkling irrigation direction to control the slewing bearing hydraulic motor of the slewing bearing 12 to perform slewing action, wherein the chassis supporting component 13 is in a state of completely bearing the weight of the whole machine, so that the outer ring is not moved and the inner ring rotates relative to the outer ring when the slewing bearing hydraulic motor of the slewing bearing 12 performs slewing action, the chassis 1 supports the reel supporting frame 2, the inserting plate supporting frame 3, the wheel assembly 4, the inserting plate 5, the reel 6, the hydraulic driving device 7 and the sprayer vehicle to integrally rotate relative to the chassis supporting component 13, and when the sprayer vehicle is just opposite to the sprinkling irrigation direction, the slewing action of the slewing bearing hydraulic motor of the slewing bearing 12 is stopped; then operating a hydraulic control valve group to control an inserting plate lifting hydraulic cylinder of the inserting plate 5 to extend out to enable the inserting plate 5 to be stably supported on the ground, and driving a nozzle vehicle to descend to the ground in the extending process of the inserting plate 5; after the spray head vehicle is pulled to a set spray irrigation position, the input end of the PE pipe is connected with a pressure water source water supply bolt, the water supply bolt is opened, pressure water is sprayed out from the spray head of the spray head vehicle through the PE pipe to realize spray irrigation operation, and a hydraulic control valve set is operated to control a reel to drive a hydraulic motor 72 to act so as to enable the reel 6 to be rewound and recover the PE pipe during the spray irrigation operation; when the spray head vehicle retracts until the collision block touches a control valve rod of a rewinding stop safety valve of the plug board 5 and pushes the control valve rod, the rewinding stop safety valve cuts off the input of a hydraulic oil circuit of a reel drive hydraulic motor 72 to stop rewinding of the reel 6, a water supply bolt is closed, a plug board lifting hydraulic cylinder of the hydraulic control valve group control plug board 5 retracts to retract the plug board 5, the spray head vehicle is lifted to be separated from the ground in the retracting process of the plug board 5, then the hydraulic control valve group is operated according to the traction position of traction equipment to control the action of a slewing bearing hydraulic motor of the slewing bearing 12 to enable a traction connecting mechanism of the chassis 1 to be opposite to the traction equipment, then the front support telescopic hydraulic cylinder and the wheel lifting hydraulic cylinder 43 of the telescopic front support 14 are operated to simultaneously extend to enable the chassis 1 to integrally lift, the support bottom plane of the chassis support part 13 is separated from the ground, and the wheels 42 and the telescopic front support 14 are supported on the ground, after the traction equipment is connected with the traction connecting mechanism of the underframe 1, the front support telescopic hydraulic cylinder of the telescopic front support 14 is controlled to retract by operating the hydraulic control valve group, and transition can be carried out.
In order to reduce the rolling of the traction equipment on the farmland crops, the invention further improves the scheme of the invention, and the spray head vehicle is provided with a self-walking driving device. The self-walking driving device can drive the sprayer vehicle to pull out the PE pipe by self-walking, and then rolling of the traction equipment on farmland crops is reduced. The self-walking driving device can adopt a driving structure controlled by a motor or an engine.
As an embodiment of the driving power source of the hydraulic pump station 71 according to the present invention, the driving power source of the hydraulic pump station 71 is an engine, and the hydraulic pump of the hydraulic pump station 71 is operated by a driving method driven by the engine.
As another embodiment of the driving power source of the hydraulic pump station 71 of the present invention, the driving power source of the hydraulic pump station 71 is an electric motor, the hydraulic reel sprinkler further includes an electric control device, the electric control device is electrically connected to the electric motor of the hydraulic pump station 71, and the hydraulic pump of the hydraulic pump station 71 operates by the driving mode driven by the electric motor.
The plug board 5 can adopt a fixed inclined telescopic plug board structure which is arranged in a straight telescopic way and is obliquely and fixedly arranged at the rear end of the plug board support frame 3 towards the rear lower part, and also can adopt a hinged swinging lifting plug board structure which is hinged and arranged at the rear end of the plug board support frame 3, because the plug board lifting hydraulic cylinder of the plug board is usually arranged in the plug board 5 and is relatively complex to manufacture and install, and the plug board lifting hydraulic cylinder of the plug board lifting hydraulic cylinder is arranged outside the plug board 5 and is relatively simple to manufacture and install, the latter is preferred, namely, as the preferred scheme of the invention, the front end of the plug board 5 is hinged and arranged at the rear end of the plug board support frame 3, the cylinder body end of the plug board lifting hydraulic cylinder is hinged and arranged at the plug board support frame 3, the telescopic end is hinged and arranged at the plug board 5, and the extension and retraction mode of the plug board 5 is a mode of controlling the extension and retraction of the plug board lifting hydraulic cylinder to enable the plug board 5 to swing up and down.
As the hydraulic reel sprinkler is provided with the underframe slewing gear 11 arranged at the bottom of the underframe 1, the telescopic front support 14 vertically arranged at the front part of the underframe 1 and the wheel assembly 4 hinged at the rear part of the bottom of the underframe 1, when the front support telescopic hydraulic cylinder and the wheel lift hydraulic cylinder 43 of the telescopic front support 14 are simultaneously retracted by operating the hydraulic control valve group, the chassis 1 is wholly descended to enable the supporting bottom plane of the chassis supporting component 13 to be stably supported on the ground, the chassis supporting component 13 is in a state of completely bearing the weight of the whole machine, the chassis 1 can wholly rotate relative to the chassis supporting component 13 when the slewing bearing hydraulic motor of the slewing bearing 12 is controlled to perform slewing action, the direction of the spray head vehicle can be flexibly adjusted according to the sprinkling irrigation direction, and the traction direction of the whole machine can be flexibly adjusted according to the direction of traction equipment, thereby reducing the condition that crops on the field are excessively rolled on the premise of facilitating transition; because the wheel assembly 4 comprises the wheel supporting beam 41, the wheels 42 and the wheel lifting hydraulic cylinder 43, the wheels 42 can be lifted and lowered by controlling the extension and retraction of the wheel lifting hydraulic cylinder 43, the distance between the supporting bottom plane of the chassis supporting component 13 and the ground can be controlled, the situation that the chassis is scratched due to uneven turning road surfaces can be avoided, and the wheel assembly is particularly suitable for sprinkling irrigation in farmlands with narrow ground space.
Claims (2)
1. A control method of a hydraulic reel sprinkler is characterized in that the used hydraulic reel sprinkler comprises a frame, an inserting plate (5), a reel (6), a PE pipe, a hydraulic driving device (7) and a nozzle vehicle;
the machine frame comprises a bottom frame (1), a reel supporting frame (2), an inserting plate supporting frame (3) and a wheel assembly (4);
the underframe (1) is a plane supporting frame structure which is integrally in a bilateral symmetry structure, and the supporting frame structure comprises edge beams which are connected in a closed manner to form an annular frame structure and supporting beams connected to the inside of the annular frame structure; the front end of the underframe (1) is provided with a traction connecting mechanism; the bottom of the chassis (1) is provided with a chassis slewing device (11), the chassis slewing device (11) is arranged at the gravity center position of the rack, the chassis slewing device (11) sequentially comprises a slewing bearing (12) and a chassis supporting component (13) from top to bottom, the slewing bearing (12) comprises an inner ring, an outer ring and a slewing bearing hydraulic motor, the inner ring of the slewing bearing (12) is fixedly installed and connected with the chassis (1), the outer ring of the slewing bearing (12) is fixedly installed and connected with the chassis supporting component (13), the slewing bearing hydraulic motor of the slewing bearing (12) is fixedly installed on the chassis (1), the slewing bearing hydraulic motor of the slewing bearing (12) is matched and installed and connected with the outer ring of the slewing bearing (12) through a transmission mechanism, and the chassis supporting component (13) is provided with a flat supporting base plane; the front part of the underframe (1) is also provided with a telescopic front support (14), and the telescopic front support (14) comprises a front support telescopic hydraulic cylinder;
the two reel support frames (2) are arranged in two, and the two reel support frames (2) are vertically arranged on a plane support frame structure of the underframe (1) in a bilateral symmetry mode corresponding to the positions of the underframe rotating devices (11);
the two inserting plate supporting frames (3) are arranged in two, the two inserting plate supporting frames (3) are fixedly arranged on the underframe (1) or the reel supporting frame (2) in a bilateral symmetry manner, and the inserting plate supporting frames (3) extend backwards;
the wheel assembly (4) is arranged into two parts, the two wheel assemblies (4) are symmetrically arranged at the rear part of the bottom of the chassis (1) in a left-right mode, each wheel assembly (4) comprises a wheel supporting beam (41), a wheel (42) and a wheel lifting hydraulic cylinder (43), the front end of each wheel supporting beam (41) is hinged to the chassis (1), the wheels (42) are arranged at the rear end of each wheel supporting beam (41) in a rolling mode in the front-rear direction, one end of each wheel lifting hydraulic cylinder (43) is connected with the reel supporting frame (2) or the inserting plate supporting frame (3), the other end of each wheel lifting hydraulic cylinder is connected with the corresponding wheel supporting beam (41), and the horizontal plane of the bottom of each wheel (42) is located above the supporting bottom plane of the chassis supporting part (13) when the wheel lifting hydraulic cylinders (43) are completely retracted;
the plug board (5) is symmetrically arranged in two pieces in the left-right direction, the front ends of the two plug boards (5) are hinged to the rear end of the plug board support frame (3), a spray head vehicle backspacing limiting part is arranged on the plug board (5), the plug board (5) comprises a plug board lifting hydraulic cylinder and a backspring stopping safety valve, the cylinder body end of the plug board lifting hydraulic cylinder is hinged to the plug board support frame (3), the telescopic end of the plug board lifting hydraulic cylinder is hinged to the plug board (5), the plug board (5) is retracted in a manner that the plug board (5) swings up and down by controlling the extension of the plug board lifting hydraulic cylinder, the backspring stopping safety valve is arranged on the backspacing limiting part of the spray head vehicle, and the backspring stopping safety valve comprises a control valve rod arranged in the backward direction;
the reel (6) is arranged in a rolling manner in the front-back direction and is erected and installed at the top end of the reel supporting frame (2) through a bearing, and an annular outer gear ring (61) which is concentric with the reel (6) is arranged on a side plate of the reel (6) in the left-right direction;
the PE pipe is wound on the reel (6), and the input end of the PE pipe penetrates out of the axis position of the reel (6);
the hydraulic driving device (7) is fixedly arranged on the underframe (1) and comprises a hydraulic pump station (71) and a reel driving hydraulic motor (72), wherein the hydraulic pump station (71) comprises a driving power source, a hydraulic pump, a hydraulic control valve group and a hydraulic oil tank, the reel driving hydraulic motor (72) is matched and connected with the annular outer gear ring (61) through a transmission mechanism, the driving power source is connected with the hydraulic pump, the input end of the hydraulic pump is connected with the hydraulic oil tank, the output end of the hydraulic pump is connected with the hydraulic control valve group, and the hydraulic control valve group is respectively connected with the reel driving hydraulic motor (72), a slewing bearing hydraulic motor of a slewing bearing (12), a front support telescopic hydraulic cylinder of a telescopic front support (14), a wheel lifting hydraulic cylinder (43), an inserting plate lifting hydraulic cylinder of an inserting plate (5) and a rewinding stop safety valve of the inserting plate (5) through a hydraulic pipeline; the driving power source of the hydraulic pump station (71) is an engine, and the hydraulic pump of the hydraulic pump station (71) works in a driving mode driven by the engine;
the sprayer vehicle comprises a sprayer frame, a supporting wheel and a sprayer, wherein the supporting wheel is installed at the bottom of the sprayer frame, the sprayer fixing frame is arranged on the sprayer frame, the input end of the sprayer is connected with the output end of the PE pipe, and the sprayer frame is provided with a collision block corresponding to the position of a control valve rod of the rewinding stop safety valve of the inserting plate (5);
the control method specifically comprises the following steps:
a. dismantling the traction equipment: after the hydraulic reel sprinkler is pulled to a set position of a field ground, firstly, a hydraulic control valve group is operated to control a front support telescopic hydraulic cylinder of a telescopic front support (14) to extend out so that the front part of the underframe (1) is stably supported, and traction equipment is removed;
b. adjusting the sprinkling irrigation direction: a hydraulic control valve group is operated to control a front support telescopic hydraulic cylinder and a wheel lifting hydraulic cylinder (43) of a telescopic front support (14) to simultaneously retract so that a support bottom plane of a chassis support part (13) is stably supported on the ground, at the moment, wheels (42) are in a suspended state above the support bottom plane of the chassis support part (13), the telescopic front support (14) is in a suspended state separated from the ground, and the chassis support part (13) is in a state of completely bearing the weight of the whole machine; then, operating the hydraulic control valve group according to the sprinkling irrigation direction to control a slewing bearing hydraulic motor of a slewing bearing (12) to perform slewing action so that an inner ring of the slewing bearing (12) rotates relative to an outer ring and the whole underframe (1) rotates relative to a chassis supporting part (13), and stopping the slewing action of the slewing bearing hydraulic motor of the slewing bearing (12) when the sprinkler vehicle is over against the sprinkling irrigation direction;
c. and (3) sprinkling irrigation operation: the hydraulic control valve group is operated to control the insertion plate lifting hydraulic cylinder of the insertion plate (5) to extend out so that the insertion plate (5) is stably supported on the ground, and the nozzle vehicle is driven to fall to the ground in the extending process of the insertion plate (5); after the spray head vehicle is moved to a set spray irrigation position, the input end of the PE pipe is connected with a pressure water source water supply bolt, the water supply bolt is opened, pressure water is sprayed out from the spray head of the spray head vehicle through the PE pipe to carry out spray irrigation operation, and a hydraulic control valve set is operated to control a reel to drive a hydraulic motor (72) to act so as to enable the reel (6) to be rewound to recover the PE pipe during the spray irrigation operation; when the spray head vehicle returns to the state that the collision block touches the control valve rod of the rewinding stop safety valve of the plug board (5) and pushes the control valve rod, the rewinding stop safety valve cuts off the input of the hydraulic oil circuit of the reel driving hydraulic motor (72) to stop rewinding of the reel (6), the plug board lifting hydraulic cylinder of the hydraulic control valve set control plug board (5) retracts to withdraw the plug board (5) after the water supply plug is closed, and the spray head vehicle is lifted to be separated from the ground in the withdrawing process of the plug board (5), so that the spray irrigation operation is completed;
d. traction and transition: the hydraulic control valve group is operated according to the traction position of the traction equipment to control a slewing bearing hydraulic motor of the slewing bearing (12) to act so that a traction connecting mechanism of the underframe (1) is opposite to the traction equipment, then the hydraulic control valve group is operated to control a front support telescopic hydraulic cylinder and a wheel lifting hydraulic cylinder (43) of the telescopic front support (14) to simultaneously extend out so that the underframe (1) integrally rises, a support bottom plane of the chassis supporting part (13) is separated from the ground, and wheels (42) and the telescopic front support (14) are supported on the ground, after the traction equipment is connected with the traction connecting mechanism of the underframe (1), the hydraulic control valve group is operated to control the front support telescopic hydraulic cylinder of the telescopic front support (14) to retract, and the traction equipment is operated to carry out traction transition.
2. The method of claim 1, wherein the sprinkler head carriage of the hydraulic reel sprinkler is provided with a self-propelled driving device; and c, moving the spray head vehicle to the set sprinkling irrigation position in the step c in a self-walking mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110265034.3A CN112997861B (en) | 2018-03-21 | 2018-03-21 | Control method of hydraulic reel sprinkler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110265034.3A CN112997861B (en) | 2018-03-21 | 2018-03-21 | Control method of hydraulic reel sprinkler |
| CN201810235835.3A CN108513893B (en) | 2018-03-21 | 2018-03-21 | Using method of chassis rotating type hydraulic reel sprinkler |
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| CN201810235835.3A Division CN108513893B (en) | 2018-03-21 | 2018-03-21 | Using method of chassis rotating type hydraulic reel sprinkler |
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| CN112997861A CN112997861A (en) | 2021-06-22 |
| CN112997861B true CN112997861B (en) | 2022-03-04 |
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| CN202110265034.3A Active CN112997861B (en) | 2018-03-21 | 2018-03-21 | Control method of hydraulic reel sprinkler |
| CN201810235835.3A Active CN108513893B (en) | 2018-03-21 | 2018-03-21 | Using method of chassis rotating type hydraulic reel sprinkler |
| CN202110264165.XA Active CN112997855B (en) | 2018-03-21 | 2018-03-21 | Sprinkling irrigation method of hydraulic sprinkling irrigation machine with rotatable chassis |
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| CN202110264165.XA Active CN112997855B (en) | 2018-03-21 | 2018-03-21 | Sprinkling irrigation method of hydraulic sprinkling irrigation machine with rotatable chassis |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113100039B (en) * | 2021-04-20 | 2022-03-04 | 江苏华源节水股份有限公司 | Using method of bottomless reel sprinkler |
| CN113455357B (en) * | 2021-08-05 | 2023-05-30 | 江苏德源制泵有限公司 | Remote control-based sprinkler control system and control method |
| CN113994876B (en) * | 2021-11-01 | 2023-08-22 | 李峥 | Portable irrigation equipment based on wireless communication technology |
| CN115281059B (en) * | 2022-07-21 | 2024-04-26 | 和县扶农农业发展有限公司 | Winch assembly of winch type sprinkler |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112997855A (en) | 2021-06-22 |
| CN108513893A (en) | 2018-09-11 |
| CN112997861A (en) | 2021-06-22 |
| CN112997855B (en) | 2022-03-04 |
| CN108513893B (en) | 2021-04-02 |
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