Multifunctional agricultural and forestry spraying vehicle and method thereof
Technical Field
The invention belongs to the field of agricultural and forestry machinery, and particularly relates to an agricultural and forestry multifunctional spraying vehicle and a method thereof.
Background
In the pesticide spraying process of agriculture and forestry, grassland, short forest and high trees need to be faced simultaneously often, and the operation is difficult when especially spraying pesticide to tall and straight trees often, causes very easily to spray inhomogeneous moreover, or appears effective spraying rate not high, causes the medicine fog extravagant.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides an agricultural and forestry multifunctional spraying vehicle and a method thereof, which are used for spraying pesticide on grasslands, short tree groups and single high trees simultaneously.
The technical scheme is as follows: in order to achieve the purpose, the agricultural and forestry multifunctional spraying vehicle comprises a crawler-type walking vehicle, wherein two crawler driving units are symmetrically arranged on two sides of a frame of the crawler-type walking vehicle;
the track drive unit comprises a track, the inner side of the track comprising a track beam; the track beam in the transverse posture is fixedly connected with the frame; the lower side of the crawler beam is provided with four thrust wheels through four thrust wheel carrier supports, the four thrust wheels are distributed in a linear array along the length direction of the crawler beam, and the lower ends of the four thrust wheels are connected with the lower inner side of the crawler in a rolling manner; the upper side of the track beam is connected with a riding wheel through a riding wheel bracket in a supporting way, and the upper end of the riding wheel is connected with the upper inner side of the track in a rolling way;
the tail end of the track beam is supported and connected with a tensioning wheel through an elastic tensioning wheel bracket in a transverse posture, and the tensioning wheel elastically pushes against the inner side of the tail part of the track; the front end of the crawler beam is connected with a driving wheel through a driving wheel bracket, and the driving wheel is in driving connection with the crawler.
Further, a medicine box and a plunger pump are mounted on the frame; the medicine chest and the plunger pump are arranged on the frame of the crawler-type walking vehicle in parallel; a liquid outlet at the bottom of the medicine box is connected with a liquid inlet end of the plunger pump through a medicine conveying pipe;
a spray beam seat is transversely and fixedly installed on the front side of the frame of the crawler-type walking vehicle, a transverse spray beam is supported and connected to the front side of the spray beam seat through a spray beam bracket, a plurality of grassland spray heads are installed on the lower side of the transverse spray beam, and the grassland spray heads are distributed on the lower side of the transverse spray beam in a transverse array manner; the grassland spray heads are arranged at intervals with the ground, and the spraying direction of the medicine fog of each grassland spray head is vertical downward; the first liquid outlet end of the plunger pump is communicated and connected with each grassland spray head through a liquid guide pipe; the medicine conveying pipe is provided with a one-way electromagnetic valve.
Further, a spray pipe seat is installed in the middle of the frame, a hard spray pipe is vertically installed on the spray pipe seat, the upper end of the hard spray pipe is bent forwards, and the tail end of the hard spray pipe is communicated and connected with a jungle spray head; the jungle spray head can spray forward; and the liquid inlet end at the lower end of the hard spray pipe is communicated and connected with the third liquid outlet end of the plunger pump through a first flexible infusion hose.
Further, a medicine mist spray rod is arranged at the tail part of the crawler-type walking vehicle; the medicine fog spray lance has a plurality of medicine fog shower nozzle along length direction is gone up the array, each medicine fog shower nozzle evenly distributes one side of medicine fog spray lance: the third liquid outlet end of the plunger pump is communicated and connected with the liquid inlet end of the medicine mist spray rod through a second flexible infusion hose;
the tail part of the frame of the crawler-type walking vehicle is also transversely provided with a horizontal linear sliding table, a horizontal moving sliding block is arranged on the horizontal linear sliding table, and the horizontal moving sliding block can move back and forth along the length direction of the horizontal linear sliding table; the horizontal moving sliding block is also provided with a longitudinal linear sliding table which synchronously moves along with the horizontal moving sliding block; the longitudinal linear sliding table is provided with a longitudinal moving sliding block, and the longitudinal moving sliding block can move up and down along the length direction of the longitudinal linear sliding table; a steering engine platform is installed on the rear side face of the longitudinal moving sliding block, a steering engine is horizontally installed on the upper side of the steering engine platform, the middle part of the medicine mist spray rod in the vertical posture is fixedly connected with a steering engine output shaft of the steering engine, and the steering engine can drive the medicine mist spray rod in the vertical posture to rotate and swing along the steering engine output shaft;
a rotation limiting plate is fixedly mounted on the lower side of the steering engine platform in a hanging mode, the rotation limiting plate is perpendicular to the axis direction of the steering engine output shaft, a fan ring limiting groove is arranged in the rotation limiting plate in a hollow mode, and the circle center of the fan ring limiting groove is overlapped with the axis of the steering engine output shaft; one side of the medicine mist spray rod close to the steering engine is vertically and fixedly provided with a limiting column, and the tail end of the limiting column extends into the fan ring limiting groove.
Further, a method of the multifunctional agricultural and forestry spraying vehicle comprises the following steps:
applying pesticide to the ground lawn: independently opening a valve at a first liquid outlet end of the plunger pump, starting the plunger pump, further spraying downwards by a plurality of grassland spray heads on the lower side of the transverse spray beam, further spraying the grassland, and meanwhile slowly starting the crawler-type walking vehicle to realize uniform spraying;
pesticide application to the jungle dwarf trees: when the crawler-type walking vehicle runs along the ground in a short tree, a valve at the second liquid outlet end of the plunger pump is independently opened, the plunger pump is started simultaneously, the jungle spray head on the hard spray pipe sprays forwards, and the crawler-type walking vehicle is started simultaneously to control the spraying direction and the spraying place in real time;
insecticide spraying to the high trees: the valve at the third liquid outlet end of the plunger pump is opened independently, the crawler-type walking vehicle runs near a high tree to be sprayed along the ground, the branches and leaves of the high tree are distributed into a conical structure which becomes thick gradually from top to bottom, the inclination angle of the pesticide mist spray rod is adjusted by controlling the steering engine at the moment, the inclination angle of the pesticide mist spray rod is consistent with the inclination of the leaf conical bus of the high tree, the crawler-type walking vehicle is controlled to enable one side of the pesticide mist spray rod with the pesticide mist spray head to be close to the high tree, the plunger pump is started at the moment, the pesticide mist spray head starts spraying, the crawler-type walking vehicle is controlled to slowly walk around the high tree for one circle, all-around uniform spraying of the conical leaves of the whole high tree is achieved, no dead angle is left, and the upper and the lower parts are uniform.
Has the advantages that: the multifunctional spraying device is simple in structure, has the function of spraying on grasslands, short tree groups and single high trees, and is comprehensive in function; especially to high tree, adopt long-rod type medicine fog spray lance structure, special laxative to tall and big tall and straight trees, through control steering wheel, and then adjust the inclination of medicine fog spray lance, and then the inclination that makes the inclination of medicine fog spray lance is unanimous with the leaf toper generating line place inclination of high tree, and control crawler-type walking vehicle makes one side that the medicine fog spray lance has the medicine fog shower nozzle be close to the high tree, start the plunger pump this moment, and then the medicine fog shower nozzle begins the spraying, then control crawler-type walking vehicle slowly walks a week around the high tree, and then realize carrying out all-round even spraying to the coniform leaf distribution of whole high tree, do not keep the dead angle, it is even from top to bottom.
Drawings
FIG. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic view of the apparatus in a first attitude;
FIG. 5 is a second schematic view of the apparatus;
FIG. 6 is a partial view of the track drive unit;
FIG. 7 is a partial schematic view of a steering engine;
FIG. 8 is a schematic diagram of a typical high tree state.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The agricultural and forestry multifunctional spraying vehicle comprises a crawler-type walking vehicle, wherein two crawler driving units are symmetrically arranged on two sides of a frame 89 of the crawler-type walking vehicle;
the track drive unit includes a track 18, the inner side of the track 18 including a track beam 28; the track beam 28 in the transverse posture is fixedly connected with the frame 89; the lower side of the crawler beam 28 is provided with four supporting wheels 21 through four supporting wheel frames 22 in a supporting manner, the four supporting wheels 21 are distributed in a linear array manner along the length direction of the crawler beam 28, and the lower ends of the four supporting wheels 21 are connected with the lower inner side of the crawler 18 in a rolling manner; the upper side of the crawler beam 28 is supported and connected with a riding wheel 27 through a riding wheel bracket 26, and the upper end of the riding wheel 27 is connected with the upper inner side of the crawler 18 in a rolling and supporting way;
the tail end of the track beam 28 is supported and connected with a tension wheel 24 through an elastic tension wheel bracket 23 in a transverse posture, and the tension wheel 24 elastically pushes against the inner side of the tail part of the track 18; the front end of the track beam 28 is supported and connected with a driving wheel 19 through a driving wheel bracket 20.1, and the driving wheel 19 is in driving connection with the track 18.
A medicine box 13 and a plunger pump 12 are mounted on the frame 89; the medicine box 13 and the plunger pump 12 are arranged in parallel on a frame 89 of the crawler type traveling vehicle; a liquid outlet at the bottom of the medicine box 13 is connected with a liquid inlet end of the plunger pump 12 through a medicine conveying pipe 79;
a spray beam seat 77 is transversely and fixedly installed on the front side of a frame 89 of the crawler-type walking vehicle, a transverse spray beam 76 is supported and connected on the front side of the spray beam seat 77 through a spray beam bracket 75, a plurality of lawn spray heads 78 are installed on the lower side of the transverse spray beam 76, and the lawn spray heads 78 are transversely distributed on the lower side of the transverse spray beam 76 in an array manner; the grassland spray heads 78 are arranged at intervals with the ground, and the spraying direction of the medicine fog of each grassland spray head 78 is vertical downward; the first liquid outlet end of the plunger pump 12 is communicated and connected with each grass spray head 78 through a liquid guide pipe 74; the medicine conveying pipe 79 is provided with a one-way electromagnetic valve 14.
A spray pipe seat 91 is arranged in the middle of the frame 89, a hard spray pipe 72 is vertically arranged on the spray pipe seat 91, the upper end of the hard spray pipe 72 is bent forwards, and the tail end of the hard spray pipe 72 is communicated and connected with a jungle spray head 73; the jungle spray head 73 can spray forward; the liquid inlet end of the lower end of the hard nozzle 72 is connected with the third liquid outlet end of the plunger pump 12 through a first flexible infusion hose 123.
The tail part of the crawler-type walking vehicle is provided with a medicine mist spray rod 16; the medicine fog spray lance 16 is provided with a plurality of medicine fog spray nozzles 17 along the length direction in an array manner, and each medicine fog spray nozzle 17 is uniformly distributed on one side of the medicine fog spray lance 16: the third liquid outlet end of the plunger pump 12 is communicated and connected with the liquid inlet end of the medicine mist spray rod 16 through a second flexible infusion hose 15;
the tail part of the frame 89 of the crawler-type walking vehicle is also transversely provided with a horizontal linear sliding table 31, a horizontal moving sliding block 34 is arranged on the horizontal linear sliding table 31, and the horizontal moving sliding block 34 can move back and forth along the length direction of the horizontal linear sliding table 31; the horizontal moving sliding block 34 is also provided with a longitudinal linear sliding table 9, and the longitudinal linear sliding table 9 synchronously moves along with the horizontal moving sliding block 34; a longitudinal moving sliding block 32 is arranged on the longitudinal linear sliding table 9, and the longitudinal moving sliding block 32 can move up and down along the length direction of the longitudinal linear sliding table 9; a steering engine platform 7 is installed on the rear side face of the longitudinal moving sliding block 32, a steering engine 33 is horizontally installed on the upper side of the steering engine platform 7, the middle part of the vertical medicine mist spray rod 16 is fixedly connected with a steering engine output shaft 3 of the steering engine 33, and the steering engine 33 can drive the vertical medicine mist spray rod 16 to rotate and swing along the steering engine output shaft 3;
a rotation limiting plate 5 is fixedly mounted on the lower side of the steering engine platform 7 in a hanging mode, the rotation limiting plate 5 is perpendicular to the axis direction of the steering engine output shaft 3, a fan ring limiting groove 6 is arranged in the rotation limiting plate 5 in a hollow mode, and the circle center of the fan ring limiting groove 6 is overlapped with the axis of the steering engine output shaft 3; one side of the medicine mist spray rod 16 close to the steering engine 33 is vertically and fixedly provided with a limiting column 4, and the tail end of the limiting column 4 extends into the fan ring limiting groove 6.
The method, the principle and the technical progress of the scheme are organized as follows: applying pesticide to the ground lawn: the valve at the first liquid outlet end of the plunger pump 12 is independently opened, the plunger pump 12 is started, and then the plurality of grassland spray heads 78 on the lower side of the transverse spray beam 76 spray downwards, so that the grassland is sprayed, and meanwhile, the crawler-type walking vehicle is slowly started to realize uniform spraying;
pesticide application to the jungle dwarf trees: when the crawler-type walking vehicle runs along the ground 35 in a short tree, a valve at the second liquid outlet end of the plunger pump 12 is independently opened, the plunger pump 12 is started, the jungle spraying head 73 on the hard spraying pipe 72 sprays forwards, and the spraying direction and the spraying place are controlled in real time by starting the crawler-type walking vehicle;
insecticide spraying to the high trees: the valve at the third liquid outlet end of the plunger pump 12 is opened independently, the crawler-type walking vehicle runs near the high tree 37 to be sprayed along the ground 35, the branches and leaves of the high tree 37 are distributed into a conical structure which becomes thick gradually from top to bottom, the inclination angle of the pesticide mist spray rod 16 is adjusted by controlling the steering engine 33 at the moment, the inclination angle of the pesticide mist spray rod 16 is consistent with the inclination of the leaf conical bus of the high tree 37, the crawler-type walking vehicle is controlled to enable one side, provided with the pesticide mist spray nozzle 17, of the pesticide mist spray rod 16 to be close to the high tree 37, the plunger pump 12 is started at the moment, the pesticide mist spray nozzle 17 starts spraying, the crawler-type walking vehicle is controlled to slowly walk around the high tree 37 for a circle, and the conical leaves of the whole high tree 37 are uniformly sprayed in an all-round mode without dead angles and are uniform up and down.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.