KR101845344B1 - Folder type crop duster for tractor loading - Google Patents

Abstract

The present invention relates to a folder-type pesticide applicator for tractor mounting, in which compressed air is generated by driving a high-pressure sprayer using the power provided by an engine of a tractor, and the pesticide stored in the pesticide tank And sprayed through the nozzle, it is possible to protect the worker's health because the workers are not directly exposed to the pesticide, and it is possible to solve the troubles of the washing work etc. by preventing the pollution of the pesticide, The pesticide of the tank can be sprayed together with the driving of the high-pressure sprayer, so that it is very advantageous for spraying in a wide area, the working time can be shortened drastically, and the pivoting arm can be unfolded or folded at a predetermined angle, The spraying direction can be easily controlled and the nozzle position can be appropriately adjusted according to the height of the ground surface All.

Description

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a folder type pesticide spraying apparatus for a tractor,

The present invention relates to a folder type pesticide applicator for tractor mounting, and more particularly, to a pesticide applicator for tractor mounting, more specifically, to a pesticide applicator for tractor, The present invention also relates to a folder-type pesticide spraying apparatus for a tractor on which a tilting angle can be freely adjusted as well as an easy spraying.

Generally, in a farm or golf course, various agricultural chemicals are sprayed to promote the growth of various crops and lawns, to prevent pests, and to increase the yield. However, since the chemical pails are large and difficult to transport, And an automatic spraying device for spraying a medicine at high pressure thereby is mainly used.

However, such a spraying method is troublesome for washing and maintenance of the pump after spraying the pesticide by spraying the mixed medicine of water and pesticide.

In addition, since water and pesticide stock solution necessary for spraying mixed medicines are mixed in a separate mixing tank by a manual operation of a worker, the worker is exposed to pesticides and is harmful to health. In addition, This is troublesome, and since the power of the cultivator is drawn out and the mixed medicine is pumped and used, the spraying radius is limited because the pesticide is sprayed while the tiller is stopped. In addition, there is a problem that the spraying angle of the pesticide spraying nozzle is fixed and the spraying angle can not be freely adjusted.

Korean Patent Publication No. 2001-0000596 Domestic Registration No. 10-0948694

The present invention uses a power provided by an engine of a tractor to drive a high-pressure sprayer to generate compressed air. The pesticide stored in the pesticide tank is transferred to the pesticide transfer pipe by the compressed air and then sprayed through the nozzle. Since it is not directly exposed to pesticides, it can protect the health of workers, it can prevent the pollution of pesticide and can eliminate the troubles of washing work, etc., and can spray pesticide of pesticide tank with driving of high pressure sprayer while driving tractor It is possible to greatly reduce the working time and to spread the pivoting arm at a predetermined angle or to fold and spread it, so that it is easy to control the spraying direction, does not hinder the tractor operation, A folder type pesticide packed with a tractor capable of appropriately adjusting the nozzle position according to the height of the pod It is to provide a.

In order to achieve the above-mentioned object, the present invention is mounted on the rear side of a tractor. Since the tractor is operated and sprayed through a nozzle using the power provided by the engine of the tractor, the operator is not directly exposed to the pesticide, It is possible to prevent contamination of agricultural chemicals and to eliminate troubles such as washing work and to be able to spray the pesticide of the pesticide tank with the driving of the high pressure sprayer while driving the tractor, The present invention provides a folder-type pesticide spraying apparatus for a tractor on which a working time can be remarkably shortened.

A folder-type pesticide sprayer for tractor mounting according to the present invention is provided with a loading space for loading an agrochemical tank on one side, and hinge brackets are provided on both sides of a lower portion of the rear surface so as to be rotatably installed on a support provided behind the tractor A main frame having a connecting bracket connected to a hydraulic cylinder installed at the rear of the tractor, A tilting bracket hingably hinged to the front of the main frame; A tilting hydraulic cylinder installed in front of the main frame for tilting the tilting bracket; A pivoting arm hinged to both sides of the tilting bracket so as to be foldable; A hydraulic cylinder for a pivoting arm installed on the tilting bracket so as to selectively fold or unfold the pivoting arm; An agrochemical spraying pipe fixed to the pivoting arm and having a plurality of agrochemical spraying nozzles installed at regular intervals; An agrochemical pumping unit for receiving the rotational force provided by the tractor and pumping the agrochemical stored in the agrochemical tank; And an agrochemical supply line connecting the agrochemical tank and the agrochemical spraying pipe for transferring the agrochemical pumped by the agrochemical pumping unit into the agrochemical spraying pipe.

The pesticide pumping unit includes a high pressure sprayer installed at one side of the main frame to pump the pesticide stored in the pesticide tank; A driven pulley connected to the high-pressure sprayer for driving the high-pressure sprayer; A driving pulley installed on the other side of the main frame; A connecting belt connecting the driven pulley and the driving pulley; A drive rotating shaft installed in the tractor; And a driven rotating shaft having one end connected to the drive pulley and the other end connected to the drive rotation shaft by a universal joint to transmit the rotational force of the drive rotation shaft to the drive pulley.

The tilting bracket may be provided with a sensor for detecting the height of the ground.

As described above, according to the present invention, compressed air is generated by driving a high-pressure atomizer using the power provided by a tractor, and the pesticide stored in the pesticide tank is transferred to the pesticide transfer pipe by the compressed air, Since the worker is not directly exposed to the pesticide by spraying, the health of the worker can be protected, and the pollution of the pesticide can be prevented, so that the troublesome work such as washing work can be solved.

Further, since the pesticide in the pesticide tank can be sprayed together with the driving of the high-pressure sprayer while the tractor is running, it is very advantageous for spreading in a wide area, and the working time can be greatly shortened.

In addition, since the pivoting arm can be spread or folded at a predetermined angle, it is possible to easily control the spraying direction, reduce the volume, and hinder the operation of the tractor, and adjust the position of the nozzle according to the height of the ground.

1 is a side view of a tractor-mounted folder-type pesticide spraying apparatus installed in a tractor
Fig. 2 is a rear view of Fig. 1
Fig. 3 is a perspective view showing a pesticide tank mounted on the tractor-mounted folder type pesticide spraying apparatus of the present invention.
Fig. 4 is a perspective view showing a state in which the pesticide tank is removed from the folder-type pesticide spraying apparatus for tractor mounting according to the present invention. Fig.
FIG. 5 is a perspective view showing a folding state of the pivoting arm in the folder-type pesticide spraying apparatus for tractors according to the present invention.
6 is a perspective view showing the unfolding state of the pivot arm in the folder-type pesticide spraying apparatus for tractor mounting according to the present invention.
7 is a perspective view showing the connection structure of the tractor and the pesticide pumping unit
8 is a perspective view showing another fastening structure of the pivot arm and the pesticide spraying pipe.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a folder-type pesticide applicator for a tractor according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a side view of a tractor-mounted folder-type pesticide sprayer installed in a tractor, FIG. 2 is a rear view of FIG. 1, and FIG. 3 is a perspective view of a pesticide spraying apparatus for a tractor- And FIG. 5 is a perspective view showing the folding state of the pivoting arm in the folder-type pesticide spraying apparatus for tractors according to the present invention. FIG. 5 is a perspective view showing the folding- FIG. 6 is a perspective view showing the unfolding state of the pivoting arm in the folder-type pesticide spraying apparatus for tractors according to the present invention, FIG. 7 is a perspective view showing the connection structure between the tractor and the pesticide pumping unit, and FIG. 8 is a perspective view showing the pivoting arm and pesticide application Fig. 3 is a perspective view showing another fastening structure of the pipe.

Referring to the above drawings, the tractor-mounted folder type agricultural pesticidal spraying apparatus of the present invention generates compressed air using the power provided by the tractor 10 while the tractor 10 is running, And is mounted on the rear side of the tractor 10 so that the pesticide can be sprayed.

The folder-type pesticide spreader for tractor mounting according to the present invention comprises a main frame 110, a tilting bracket 120, a hydraulic cylinder 130 for tilting, a pivot arm 140, a hydraulic cylinder 150 for a pivot arm, A pipe 160, a pesticide pumping unit 170, and a pesticide supply line 180.

The main frame 110 may have a rectangular structure, and a loading space for loading the pesticide tank T may be formed on one side thereof. In the pesticide tank (T), a mixed solution in which water and a pesticide stock solution are mixed at a predetermined ratio is stored.

The main frame 110 is provided with hinge brackets 111 on both sides under the rear surface of the main frame 110 so that the main frame 110 can be mounted on the rear side of the tractor 10, 112 are installed.

A support 11 is fixedly installed at the rear of the tractor 10, and the support 11 is connected to the hinge bracket 111. The support (11) is a structure provided on the rear side of the tractor (10) for connection with a tractor-mounted folder-type pesticide application device.

On the rear side of the tractor 10, a hydraulic cylinder 12 is provided, which is connected to the connecting bracket 112.

The main frame 110 is tiltable in the front-rear direction by the hinge bracket 111 and the hydraulic cylinder 12 serves to tilt the main frame 110 in the front-rear direction of the tractor 10.

The tilting bracket 120 is coupled to the hinge 121 so as to be tiltable in front of the main frame 110. In other words, the tilting bracket 120 is configured to be able to be tilted, i.e., angle-adjustable, with respect to the main frame 110 by the hinge 121.

The tilting hydraulic cylinder 130 is installed in the main frame 110 to tilt the tilting bracket 120.

The pivot arm 140 is coupled to both sides of the tilting bracket 120 so as to be foldable. In other words, the pivot arm 140 is configured to be folded or unfolded by the hinge 141.

The hydraulic cylinder 150 for the pivoting arm is installed in the tilting bracket 120 so as to selectively fold or unfold the pivoting arm 140.

A plurality of nozzles 161 are installed in the pesticide spraying pipe 160.

The pesticide spraying pipe 160 may be fixed to the pivoting arm 140 and the length of the pesticide spraying pipe 160 may be appropriately adjusted according to the pesticide spraying area. The pesticide spraying pipe 160 can be fixed to the pivoting arm 140 by a conventional fastening means, for example, a bolt or a fixing band (not shown). An auxiliary pesticide spraying pipe 165 may also be installed on the lower portion of the tilting bracket 120. A plurality of nozzles 166 are installed in the auxiliary pipe 165 for spraying the pesticide. The auxiliary pesticide spraying pipe 165 serves to spray the pesticide directly below the tilting bracket 120. The pesticide application pipe 160 has a structure in which the upper end portion of the pipe 160 is wider than the lower end portion when folded (see FIG. 5). The pesticide spraying pipe 160 is disposed longer than the pivoting arm 140.

The pesticide pumping unit 170 pumps the pesticide stored in the pesticide tank T by receiving a rotational force provided by a power portion (e.g., an engine, a driving motor) of the tractor 10 (not shown).

On the rear side of the tractor 10, a drive rotation shaft 175 is provided. The drive rotation shaft 175 may be configured to receive power from the power section of the tractor 10 and to rotate.

The pesticide pumping unit 170 includes a high pressure atomizer 171 installed at one side of the main frame 110 for pumping the pesticide stored in the pesticide tank T, a high pressure atomizer 171 for driving the high pressure atomizer 171, A driving pulley 173 provided on the other side of the main frame 110, a connecting belt 174 connecting the driven pulley 172 and the driving pulley 173, a tractor 10, One end of which is connected to the drive pulley 173 and the other end of which is connected to the drive rotation shaft 175 to transmit the rotational force of the drive rotation shaft 175 to the drive pulley 173, And a driven rotary shaft 176 selectively connected to a universal joint.

The high-pressure sprayer 171 is driven to generate a water pressure and draws the pesticide (mixed liquid) stored in the pesticide tank T by water pressure and feeds the pesticide through the pesticide supply line 180 and then the pesticide spraying pipe 160 / High-pressure injection is performed through the nozzles 161 and 166 of the auxiliary pipe 165.

For reference, the universal joint is a connection portion for connecting the drive rotation shaft 175 and the driven rotation shaft 176 to each other. In this case, the universal joint is a common connection used to transmit power even if the two shafts to be connected are not on the same straight line. Therefore, detailed description thereof will be omitted.

The pesticide supply line 180 is connected to the pesticide tank T and the pesticide spraying pipe 165 to transfer the pesticide pumped by the pesticide pumping unit 170 into the pesticide spraying pipe 160 and the pesticide spraying auxiliary pipe 165. [ (160) / auxiliary pesticide spraying pipe (165) are connected to each other.

The tilting bracket 120 may be provided with a sensor S for sensing the height of the ground surface of the pesticide application area. The sensor S senses the height of the ground of the pesticide application area and drives the hydraulic cylinder 150 for the pivot arm to adjust the position of the pivot arm 140 up and down.

8 is a perspective view showing another coupling structure of the pivot arm and the pesticide application pipe. In the pendulum arm application pipe 160, the pivot arm 140 is provided with a pesticide application pipe (160) may be fastened in a sliding manner. That is, the slide groove 140a may be formed in the lower portion of the pivot arm 140, and the pesticide application pipe 160 may be inserted into the slide groove 140a.

In other words, in the folder-type pesticide spraying apparatus for tractor according to the present invention, the main frame 110 includes a front frame 203 on which the hinge bracket 111 and the connection bracket 112 are installed, And a rear frame (205) connecting the rear ends of the side frames. The front frame (203) includes a bottom frame (204) to be installed, a side frame (201) provided on both sides of the front frame, The side frame 201 is installed at a relatively higher height than the rear frame 205 and the pesticide application pipe 160 is folded in a state where the pesticide application pipe 160 is folded, A stopper 202 is vertically installed on the side frame 201 to prevent the stopper 202 and the front frame 203 from being unfolded, And the tilting bracket 120 is configured such that the lower part of the tilting bracket 120 is elongated on both sides and is supported by the supporting lever 207. The hydraulic cylinder 150 A coupling protrusion 151a formed at an end of a rod 151 of the pivoting arm 140 is coupled to a hinge of the pivoting arm 140. A clearance 208 is formed in the hinge, A slide groove 140a is formed in a lower portion of the pivot arm 140 so that the pivot 160 can be fastened in a sliding manner and the pesticide application pipe 160 is inserted into the slide groove 140a. .

The operation effect of the tractor-mounted folder-type pesticide spraying apparatus of the present invention constructed as above will be described.

The pesticide can be quickly and easily sprayed to a large area by using the power provided by the engine of the tractor 10 while the tractor 10 is running and the tilting angle can be freely adjusted. The rotating force of the driving pulley 173 is transmitted to the driven pulley 172 by the connecting belt 174 when the driving rotating shaft 175 provided on the side of the driven pulley 173 is connected to the driven rotating shaft 176 and rotated. The high-pressure sprayer 171 is driven by the rotation of the driven pulley 172 to pump the pesticide stored in the pesticide tank T.

The pesticide pumped by the high pressure sprayer 171 is transferred into the pesticide spraying pipe 160 and the pesticide spraying auxiliary pipe 165 and is sprayed through the nozzle 161 and the nozzle 166.

The hydraulic cylinder 150 for the pivoting arm is configured to selectively fold or unfold the pivoting arm 140. The pivoting arm 140 has a hinge 141 on both sides of the tilting bracket 120, Lt; / RTI > can be folded or unfolded.

The tilting bracket 120 may be provided with a sensor S capable of sensing the height of the ground surface of the pesticide application area. The sensor S senses the height of the ground surface of the pesticide application area, The position of the pivot arm 140 may be adjusted up and down by driving the cylinder 150.

1, when the pesticide spraying operation is completed, the hydraulic cylinder 150 for the pivoting arm is driven so as not to interfere with the operation of the tractor without being interfered with surrounding facilities, and the hinge 141 Thereby pivoting the pivot arm 140 about the center. Next, the tilting bracket 120 is turned around the hinge 121 by driving the hydraulic cylinder 130 for tilting, thereby minimizing the volume of the folder-type pesticide application device for tractor mounting. Thus, when the tractor 10 is moved, So as not to be interfered with.

As described above, according to the present invention, compressed air is generated by driving a high-pressure atomizer using the power provided by a tractor, and the pesticide stored in the pesticide tank is transferred to the pesticide transfer pipe by the compressed air, Since the worker is not directly exposed to the pesticide by spraying, the health of the worker can be protected, and the pollution of the pesticide can be prevented, so that the troublesome work such as washing work can be solved.

Further, since the pesticide in the pesticide tank can be sprayed together with the driving of the high-pressure sprayer while the tractor is running, it is very advantageous for spreading in a wide area, and the working time can be greatly shortened.

In addition, since the pivoting arm can be spread or folded at a predetermined angle, it is possible to easily control the spraying direction, reduce the volume, and hinder the operation of the tractor, and adjust the position of the nozzle according to the height of the ground.

10: Tractor
11: Support
12: Hydraulic cylinder
110: main frame
111: Hinge bracket
112: Connection bracket
120: tilting bracket
121: Hinge
130: Hydraulic cylinder for tilting
140: pivot arm
140a: Slide groove
141: Hinge
150: Hydraulic cylinder for pivoting arm
160: Pipes for pesticide application
161: Nozzle
165: Secondary pipe for spraying pesticide
166: Nozzle
170: Agrochemical pumping unit
180: Pesticide supply line
T: Pesticide tank

Claims (3)

A hinge bracket 111 is provided on both sides of the lower portion of the lower portion of the rear surface so as to be rotatably mounted on a support 11 provided at the rear of the tractor 10, A main frame (110) having a connecting bracket (112) connected to a hydraulic cylinder (12) installed at the rear of the tractor at an upper middle portion thereof;
A tilting bracket 120 hingably hinged to the front of the main frame;
A tilting hydraulic cylinder (130) installed in front of the main frame for tilting the tilting bracket;
A pivoting arm 140 hinged to both sides of the tilting bracket so as to be foldable;
A hydraulic cylinder 150 mounted on the tilting bracket for selectively folding or unfolding the pivoting arm;
A pesticide spraying pipe 160 fixed to the pivoting arm and having a plurality of pesticide spraying nozzles installed at regular intervals;
A pesticide pumping unit (170) for pumping the pesticide stored in the pesticide tank by receiving a rotational force provided by the tractor; And
An agrochemical supply line 180 connecting the agrochemical tank and the agrochemical spraying pipe to deliver the agrochemical pumped by the agrochemical pumping unit into the agrochemical spraying pipe; ≪ / RTI >
The main frame 110 includes a front frame 203 on which the hinge bracket 111 and the connection bracket 112 are installed, a bottom frame 204 installed on the lower side of the front frame, And a rear frame 205 connecting the rear ends of the side frames. The front frame 203 is installed higher than the side frames 201 and the side frames 201 Is installed relatively higher than the rear frame 205,
A stopper 202 is vertically installed on the side frame 201 to prevent the pesticide application pipe 160 from being unfolded while the pesticide application pipe 160 is folded.
A space 206 is formed between the stopper 202 and the front frame 203,
The tilting bracket 120 is configured such that the lower portion of the tilting bracket 120 is elongated in both directions and is supported by the supporting lever 207,
The coupling protrusion 151a formed at the end of the rod 151 of the hydraulic cylinder 150 for the pivot arm is coupled to the hinge of the pivot arm 140. A clearance 208 is formed in the hinge,
A slide groove 140a is formed in the lower portion of the pivot arm 140 so that the pesticide application pipe 160 can be fastened to the pivot arm 140 in a sliding manner, A structure in which a spraying pipe 160 is fitted,
The pesticide pumping unit includes a high pressure sprayer installed at one side of the main frame to pump the pesticide stored in the pesticide tank; A driven pulley connected to the high-pressure sprayer for driving the high-pressure sprayer; A driving pulley installed on the other side of the main frame; A connecting belt connecting the driven pulley and the driving pulley; A drive rotating shaft installed in the tractor; And a driven rotation shaft having one end connected to the drive pulley and the other end connected to the drive rotation shaft by a universal joint to transmit the rotational force of the drive rotation shaft to the drive pulley. Respectively,
The pesticide application pipe 160 has a structure in which the upper end of the pesticide application pipe 160 is wider than the lower end when folded,
Wherein the pesticide spraying pipe (160) is arranged longer than the pivoting arm (140). delete The method according to claim 1,
Wherein the tilting bracket is provided with a sensor for detecting the height of the ground.

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