KR101571555B1 - Multiple choice sprayer for agricultural pesticide - Google Patents

Abstract

The present invention relates to a vehicle including: a main body frame having a plurality of driving wheels and a supporting panel for driving; A storage tank in which the pesticide or herbicide is stored and is seated on the support panel; A pumping unit for sucking and supplying the pesticide or herbicide from the storage tank; A first spray nozzle installed at an upper portion of the main body frame and spraying pesticide on the crops; A second spray nozzle installed at a lower portion of the main body frame and spraying pesticide on a lower portion of the crop; A third spray nozzle installed downward from the body frame to spray the herbicide onto the ground; A supply pipe for supplying the pesticide or herbicide pushed from the pumping unit to the first spray nozzle, the second spray nozzle or the third spray nozzle; And a supply operation part installed on the main body frame to open or close the supply pipe or adjust the opening and closing amount of the supply pipe.

Description

[0001] MULTIPLE CHOICE SPRAYER FOR AGRICULTURAL PESTICIDE [0002]

The present invention relates to a pesticide and a herbicide-selective sprayer, and more particularly, to a pesticide or herbicide sprayer which can spray pesticide or herbicide on a field, spray pesticide on the top and bottom of a crop, The present invention relates to a pesticide and herbicide-selective sprayer capable of preventing the herbicide from spraying on crops, adjusting the spraying range of the herbicide according to the width of the furrows, and adjusting the size thereof to facilitate storage.

In general, pesticides are drugs that eliminate harmful insects, germs, weeds, and crops in crops. Germicides, insecticides, germicides, growth promoters, etc. Herbicides are drugs that do not kill crops but only weed.

The prior art sprayer for spraying pesticides or herbicides occupies a high proportion of the line-pulling type high-pressure sprayer, but in order to reduce the effort due to pulling of the pesticide line, the pulling effort using the automatic hoseline winding apparatus is saved, Is dependent on manpower and is half the effort saving. When pulling the pesticide line of the pavement and water from the distance of 100m, there is a problem that the auxiliary worker is necessary in order to prevent the break of the hose.

Therefore, it is possible to provide a hose reeling device equipped with a hose retractor for a low-cost, low-dragged, easy-to-handle cart with a small pulling force and a small traction force and a nozzle bar equipped with a plurality of nozzles A traveling type pesticide spreader was invented.

The running type spreader equipped with the hose winding device according to the related art has a hose drum and a hose automatic aligning device in a transportation port and constitutes a battery and a motor as a driving force and the hose drum and the hose automatic aligning device with the driving force, A first crossbar, a second crossbar, and a third crossbar for mounting the hose drum and the hose take-up device on the uni-directional hand-wheel, wherein the hose is wound in one direction at a predetermined pressure using a clutch, And a hose guide is formed at the rear of the pedestal of the hand cart so that the hose is positioned at the middle when the hose is wound or unwound.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 10-2011-0070965 (published on Jun. 27, 2011, entitled " Running style spreader equipped with hose winding device ").

The conventional sprayer has a problem that the herbicide sprayed from the pesticide area is in contact with the crops to inhibit the growth of the crops when the herbicide is sprayed on the furrows because the pesticide sprayed from the agrochemical field installed long in the vertical direction.

In addition, since the spreader according to the prior art can spray the pesticide only on the upper or lower part of the crop, it is difficult to spray the pesticide uniformly on the crop, and since the pesticide and herbicide can not be selected and sprayed using one spreader, The spraying operation and the herbicide spraying operation must be separately prepared and thus it is difficult to reduce the time and cost required for the spraying operation of the pesticide and the herbicide spraying operation.

In addition, the conventional spreader does not have a separate technical structure that can control the width of the transportation port. Therefore, the transportation port can not pass through the narrow width of the furrow, and the pesticide or herbicide spraying operation It is difficult to spray the herbicide on the area corresponding to the width of the furrow and it is difficult to uniformly spray the pesticide on the crop.

Therefore, there is a need for improvement.

The present invention can select pesticides or herbicides and spray them on the fields, spray the pesticides at the top and bottom of the crops at the same time, prevent the herbicide from spraying on the crops when spraying the herbicide on the furrows, The spraying range of the herbicide can be adjusted according to the width of the herbicide, and the size and the size of the herbicide sprayer can be adjusted to facilitate storage of the herbicide.

The present invention relates to a vehicle including: a main body frame having a plurality of driving wheels and a supporting panel for driving; A storage tank in which the pesticide or herbicide is stored and is seated on the support panel; A pumping unit for sucking and supplying the pesticide or herbicide from the storage tank; A first spray nozzle installed at an upper portion of the main body frame and spraying pesticide on the crops; A second spray nozzle installed at a lower portion of the main body frame and spraying pesticide on a lower portion of the crop; A third spray nozzle installed downward from the body frame to spray the herbicide onto the ground; A supply pipe for supplying the pesticide or herbicide pushed from the pumping unit to the first spray nozzle, the second spray nozzle or the third spray nozzle; And a supply operation part installed on the main body frame to open or close the supply pipe or adjust the opening and closing amount of the supply pipe.

Further, the main frame of the present invention includes: a base frame having a base block on which the pumping portion is installed, the base frame having a lower end of the main frame to which a plurality of the driving wheels are installed; An inclined frame extending obliquely upward from the base frame and connected to a plurality of supports so that the support panel is installed; And a variable frame having a structure for supporting the storage tank by connecting the inclined frame and the base frame and having a variable length when the main body frame is folded.

Further, the inclined frame of the present invention may include: a first inclined plate disposed obliquely upward from a connecting portion of the driving wheel; A second ramp rotatably connected to the first ramp and connected to the variable frame; And a hinge supporter that rotatably connects the first ramp and the second ramp and restrains the rotational motion of the first ramp and the second ramp when the first ramp and the second ramp are unfolded .

Further, the hinge fixing portion of the present invention may include: a hinge block installed at the first inclined stage and rotatably connected to the second inclined stage; A moving pipe slidably installed on the second ramp and having a handle; A fixed block provided on the moving pipe and having a fixing groove portion into which the first inclined portion is inserted; And an elastic member provided between the fixed block and the second inclined surface to provide an elastic force for pressing the fixed block toward the hinge block.

In addition, the variable frame of the present invention includes: a first variable band extending upward from a connecting portion of the driving wheel; A second variable band slidably connected to the first variable band and connected to the inclined frame; And a longitudinally extending portion for restraining or releasing a sliding movement between the first variable band and the second variable band.

Further, the longitudinal fixed portion of the present invention may include: a step portion formed in the first movable piece; A latching protrusion formed on the second variable strap and engaged with the step portion to prevent the second variable strap from being separated from the first variable strap; A bolt coupling portion formed on the second movable base and having a thread and a cut portion; And a restricting cap which is tightened to the bolt connecting part to prevent the second variable strap from sliding from the first variable strap and to tightly contact the bolt connecting part with the first variable strap while narrowing the interval of the incising part .

The supply pipe of the present invention may further include: a first hose extending from the pumping portion and connected to the first spray nozzle; A second hose extending from the pumping portion and connected to the second spray nozzle; A third hose extending from the pumping portion and connected to the third spray nozzle; And a fourth hose extending from the pumping portion and detachably connected to the handle sprayer, wherein the supply operating portion is installed in the main body frame to adjust the opening / closing of the first hose and the opening amount of the first hose And A second lever installed on the main body frame to control the opening / closing of the second hose and the opening amount of the second hose; A third lever installed on the main body frame to control the opening / closing of the third hose and the opening amount of the third hose; And a fourth lever installed on the main body frame to control the opening / closing of the fourth hose and the opening amount of the fourth hose.

In addition, the present invention is further characterized in that the spray blocker is provided in the base block to block the spray range of the herbicide sprayed from the third spray nozzle to prevent the herbicide from contacting the crop.

Further, the spray blocking portion of the present invention may include: a plurality of moving panels slidably installed laterally in the base block; A blocking film provided on the moving panel to cover an interval between the base block ground surfaces; And a driving unit for moving the moving panel in an inner or outer direction of the base block.

Further, the driving unit of the present invention may include: a cylinder installed in a first panel constituting the moving panel; A rod installed in the second panel that is installed to be able to protrude / retract from the cylinder and constitute the moving panel; A drive wire extending from the cylinder and extending outside the base block; And a driving lever installed on the main body frame to provide a tensile force to the driving wire.

The pesticide and herbicide selective spraying apparatus according to the present invention can selectively spray the pesticide or herbicide by storing the pesticide or herbicide in the storage tank. Therefore, the pesticide or herbicide spraying operation can be selectively performed using one sprayer, There is an advantage that a plurality of atomizers are not required.

In addition, since the pesticide and herbicide selective spraying apparatus according to the present invention is provided with the hinge fixing part capable of folding and storing the main body frame, it is possible to fold and store the main frame in a reduced size The sprayer can be folded or unfolded within a short time of about one minute regardless of whether it is young or old, so that the storage and transportation of the sprayer can be easily performed.

In addition, the pesticide and herbicide selective sprayer according to the present invention is characterized in that the first spray nozzle for spraying the pesticide on the upper part of the crop is installed to be adjustable in height by the height support part, And the second spray nozzle for spraying the pesticide on the lower part of the farm is installed in the lower part of the main body frame. Therefore, there is an advantage that the pesticide can be sprayed evenly on the upper part and the lower part of the farm.

In addition, the pesticide and herbicide selective sprayer according to the present invention is characterized in that the first nozzle unit, the second nozzle unit, and the third nozzle unit are installed in the body frame moved by the driving wheel, The pesticide or the herbicide, especially the herbicide, can be sprayed, so that the time required for spraying the pesticide or herbicide can be shortened by about 1/5 compared with the conventional technique.

In addition, the pesticide and herbicide-selective sprayer according to the present invention has a fourth hose extending from the pumping part so as to extend outwardly from the main body frame, so that it is simple in a place where general farm machinery around the field can not go, Or fruit tree pesticide application can be easily performed.

In addition, the pesticide and herbicide selective sprayer according to the present invention can easily spray the herbicide on the furrows of various widths by providing the barrier, the moving panel and the driving part for controlling the spraying range of the herbicide according to the width of the furrow, Can be prevented from coming into contact with the crops, and there is an advantage that the damage of the crops by the herbicide can be reduced.

1 is a perspective view illustrating an agricultural chemical and herbicide selective sprayer according to an embodiment of the present invention.
2 is a perspective view showing a folded state of the frame body of the pesticide and herbicide-selective sprayer according to an embodiment of the present invention.
FIG. 3 is a bottom perspective view showing a spray-blocking part of a pesticide and herbicide-selective sprayer according to an embodiment of the present invention.
4 is an operational state diagram illustrating an agrochemical and herbicide selective sprayer according to one embodiment of the present invention.
FIG. 5 is a rear view illustrating an operating state of the pesticide and herbicide-selective sprayer according to an embodiment of the present invention.

Hereinafter, an embodiment of the pesticide and herbicide selective spraying apparatus according to the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a perspective view showing an agrochemical and herbicide selective spraying apparatus according to an embodiment of the present invention, FIG. 2 is a perspective view showing a folded state of a frame body of a pesticide and herbicide selective spraying apparatus according to an embodiment of the present invention, 3 is a bottom perspective view showing a spray-blocking portion of a pesticide and herbicide-selective sprayer according to an embodiment of the present invention.

5 is a rear view illustrating the operating state of the pesticide and herbicide selective spraying apparatus according to an embodiment of the present invention; and FIG. 5 is an exploded perspective view of the pesticide and herbicide selective spraying apparatus according to an embodiment of the present invention .

1 to 5, the pesticide and herbicide selective sprayer according to an embodiment of the present invention includes a main body frame 10 having a plurality of driving wheels 12 and a support panel 16a for traveling, A storage tank 30 in which the pesticide or herbicide is stored and is seated on the support panel 16a; a pumping unit for sucking and supplying the pesticide or herbicide from the storage tank 30; A first spray nozzle 72 for spraying the pesticide onto the upper part of the crop, a second spray nozzle 74 for spraying pesticide on the lower part of the crop frame, A third spray nozzle 76 which is disposed so as to extend downward from the first spray nozzle 72 and spray the herbicide on the ground, and a third spray nozzle 76 which discharges the pesticide or herbicide pushed from the pumping part to the first spray nozzle 72, the second spray nozzle 74, A supply pipe 32 for supplying the water to the spray nozzle 76, To regulate the opening and closing amount of the (32) and a supply operation portion 50 is provided in the main body frame 10.

Accordingly, when the user performs the pesticide spraying operation, the pesticide is contained in the storage tank 30 and placed on the support panel 16a, and then the supply operation portion 50 is operated to move the first spray nozzle 72 and the second spray nozzle 74, The pesticide sprayed from the first spray nozzle 72 is sprayed on the upper part of the crop and the pesticide sprayed from the second spray nozzle 74 is sprayed onto the crop spray The pesticide is sprayed evenly throughout the crops.

When the herbicide spraying operation is carried out, the herbicide is contained in the storage tank 30 and the herbicide is supplied to the third spray nozzle 76 by operating the supply operation portion 50. When the herbicide spraying operation is performed, The herbicide is sprayed on the surface of the furrows through the nozzle (76).

The body frame 10 includes a base frame 14 on which a base block 14a having a pumping section is mounted and a lower end of the body frame 10 to which a plurality of driving wheels 12 are mounted, A slope frame 16 extending upward from the slope frame 16 and connected to the plurality of support frames 16b so as to install the support panel 16a and a slope frame 16 connecting the slope frame 16 and the base frame 14, And a variable frame 18 which forms a supporting structure and whose length is variable when the main frame 10 is folded.

The front end of the pair of base frames 14 is connected to the rotation shaft of the front drive wheel 12 at a front end portion of the front drive wheel 12, And the rear ends of the pair of base frames 14 are respectively connected to the rotating shaft of the rear driving wheel 12 and the pair of rear driving wheels 12 are installed to maintain a gap on one rotating shaft.

A pair of inclined frames 16 extending from the front end of the base frame 14 so as to be inclined rearward upward and connecting the upper end of the inclined frame 16 and the rear end of the base frame 14 to each other, A frame 18 is provided.

Accordingly, the main body frame 10 has a shape of a structure while having a shape of a side close to a triangle.

The inclined frame 16 includes a first ramp 22 arranged to be inclined upward from the connecting portion of the driving wheel 12 and a second ramp 22 rotatably connected to the first ramp 22 and connected to the variable frame 18 When the first ramp 22 and the second ramp 24 are rotatably connected and the first ramp 22 and the second ramp 24 are unfolded, the first ramp 22 and the second ramp 24, And a hinge supporter (26) for restricting the rotational motion of the two ascent bars (24).

When the first ramp 22 and the second ramp 24 are disposed in a straight line, the first ramp 22 and the second ramp 24 are connected to each other at one slope by the operation of the hinge supporter 26, When the operator supports the tank 30 and the operator manipulates the hinge supporter 26 to release the connection between the first ramp 22 and the second ramp 24, the second ramp 24 is rotated by the hinge supporter 26 And is moved to the front end side of the base frame 14 so that the upper portion of the main body frame 10 is folded downward.

When the operator releases the storage tank 30 from the main body frame 10 and then rotates the second ramp 24 toward the front end side of the base frame 14 by operating the hinge supporter 26, The frame 10 is folded in a relatively low shape and the volume is reduced.

The hinge supporting portion 26 includes a hinge block 26a which is installed on the first inclined stage 22 and on which the second inclined stage 24 is rotatably connected and a hinge block 26b which is slidably provided on the second inclined stage 24, A fixed block 26b having a movable pipe 26e provided with a first ramp 26f and a fixed groove 26c fitted to the moving pipe 26e and into which the first ramp 22 is inserted, And an elastic member 26g provided between the fixed block 26b and the second inclined surface 24 so as to provide an elastic force for urging the hinge block 26a toward the hinge block 26a.

A second ramp 24 is rotatably connected to an upper portion of the hinge block 26a and a first ramp 22 is fixedly connected to a lower portion of the hinge block 26a. (26e) and the fixed block (26b) are slidably inserted.

An elastic member 26g is provided between the fixing block 26b and the end portion of the second ramp 24 so that the fixing block 26b is fixed to the hinge block 26e 26a.

A first inclined surface 22a is formed on the upper end of the first inclined surface 22 extending upwardly through the hinge block 26a and a second inclined surface 22b is formed on the end of the fixed block 26b opposite to the first inclined surface 22a. The first inclined surface 22a and the second inclined surface 26d are brought into sliding contact with each other so that the elastic member 26g is inflated while the second inclined stage 24 is rotated upward so that the fixed block 26b And the moving pipe 26e to the upper side of the second inclined plane 24.

Thereafter, when the second inclined stage 24 is disposed in a straight line with the first inclined stage 22 and the rotation of the second inclined stage 24 is completed, the restoring force of the elastic member 26g causes the fixed block 26b, The end of the first inclined stage 22 is inserted into the fixed groove 26c formed in the fixed block 26b while the second inclined plate 26e is slid to the lower side of the second inclined stage 24. [

As described above, since the first inclined stage 22 and the second inclined stage 24 are arranged in a straight line on the first inclined stage 22, the fixed block 26b, the fixed groove 26c and the elastic member 26g So that the oblique frame 16 forms a part of the structure supporting the support panel 16a.

When the operator pulls the grip portion 26f formed on the moving pipe 26e upward and pulls the upper side of the second ramp 24, the moving pipe 26e and the fixed block 26b, The operator moves the second ramp 24 to the base frame 14 because the end of the first ramp 22 is separated from the fixed block 26b and the fixing groove 26c while being moved upward along the second ramp 24, So that it can be folded to the front end side.

A pair of support rods 16b protruding forward are provided at the center of the pair of second ramps 24 and a support panel 16a is provided between the pair of support rods 16b to seat the storage tank 30 .

Here, the support base 16b is connected to the second inclined base 24 by a bent portion 94 extending forward from the second inclined base 24 and capable of releasing the rotation in a rotatable state and restraining rotational motion, The knob 96 protruding from the bent portion 94 can be operated to achieve the released state of the bent portion 94.

A height support portion 16c extending upward and provided with a first spray nozzle 72 and adjustable in length is provided at a front end portion of the support base 16b and a height support portion 16c is provided at a front end of the support base 16b A first pesticide zone 16d extending upward from the first pesticide zone 16d and formed with a plurality of engagement holes 16f spaced therefrom and a second pesticide zone 16b slidably inserted into the first pesticide zone 16d and inserted into the engagement hole 16f And a second pesticide zone 16e in which an elastic projection 16g is provided and a first spray nozzle 72 is installed at an upper end thereof.

The first agricultural chemical zone 16d and the second agricultural chemical zone 16e are formed in a hollow pipe shape so that the first hose 32a is connected to the first spray nozzle 16a through the first agricultural chemical zone 16d and the second agricultural chemical zone 16e, (72).

The variable frame 18 includes a first variable band 18a extending upward from a connecting portion of the driving wheel 12 and a second variable band 18b slidably connected to the first variable band 18a and connected to the inclined frame 16 And includes a second fixed portion 18b and a long fixed portion 19 for restraining or releasing sliding movement between the first variable portion 18a and the second variable portion 18b.

When the oblique frame 16 is folded by the operation of the hinge fixing part 26, the upper part of the main body frame 10 is folded downward only when the length of the variable frame 18 is extended. The second variable belt 18b is slidable by the action of the long leg 19 to allow the body frame 10 to be folded while varying its length.

The longitudinal fixed portion 19 includes a step portion 19a formed in the first variable band 18a and a second variable band 18b formed in the second variable band 18b and engaged with the step portion 19a, A bolt engaging portion 19c formed on the second variable abutment 18b and formed with a thread and a cut portion 19d, When the bolt engaging portion 19c is fastened to prevent the two variable belts 18b from sliding from the first variable belt 18a, the interval between the cut portions 19d is narrowed, And a restraining cap 19e which is brought into close contact with the upper surface 18a.

Therefore, when the restraining cap 19e is fastened to the bolt engaging portion 19c, the gap of the cutout portion 19d is narrowed so that the end portion of the second variable abutment 18b is in close contact with the circumferential surface of the first variable abutment 18a, Thereby restricting the sliding movement between the first variable seat 18a and the second variable seat 18b.

When the body frame 10 is folded after separating the restraining cap 19e from the bolt-defective portion before the hinged portion 26 is operated, the second variable abutment 18b protrudes outside the first deformable portion 18a The length of the variable frame 18 becomes longer, and the folding operation of the main body frame 10 is smoothly performed.

The supply pipe 32 includes a first hose 32a extending from the pumping portion and connected to the first spray nozzle 72 and a second hose 32b extending from the pumping portion and connected to the second spray nozzle 74, A third hose 32c extending from the pumping portion and connected to the third spray nozzle 76 and a fourth hose 32d extending from the pumping portion and detachably connected to the handle sprayer 34 .

The supply operating portion 50 includes a first lever 52 mounted on the main frame 10 to adjust the opening and closing of the first hose 32a and the opening amount of the first hose 32a, A second lever 54 provided on the body frame 10 for controlling the opening and closing of the second hose 32b and the opening amount of the second hose 32b, A third lever 56 mounted on the body frame 10 to adjust the amount of opening of the fourth hose 32d and a third lever 56 mounted on the body frame 10 to adjust the amount of opening of the fourth hose 32d and the amount of opening of the fourth hose 32d, And a fourth lever (58) provided on the second lever.

Accordingly, when the operator opens the first lever 52, the first hose 32a is opened and the pesticide is supplied to the first spray nozzle 72. When the second lever 54 is opened, the second hose 32b When the third lever 56 is opened, the third hose 32c is opened, and the herbicide is supplied to the third spray nozzle 76. The third spray nozzle 76 is opened and the second spray nozzle 74 is opened.

When the operator applies the pesticide or herbicide to a remote area of the terrain where the body frame 10 can not travel, the fourth lever 58 is opened to supply the pesticide or herbicide through the fourth hose 32d. At this time, The operator can spray the pesticide or herbicide while moving the handle sprayer 34 by connecting the fourth hose 32d to the handle sprayer 34 using the connecting jack.

The present embodiment further includes a spray blocking portion 80 provided in the base block 14a to block the spray range of the herbicide sprayed from the third spray nozzle 76 to prevent the herbicide from contacting the crop do.

Therefore, when the herbicide is sprayed in the direction of the ground by the third spraying nozzle 76, it is possible to prevent the herbicide from being scattered out of the base block 14a by the spray blocking portion 80, It will be. \

The spray blocking portion 80 is provided with a plurality of moving panels 84 slidably mounted on the base block 14a and installed on the moving panel 84 so as to cover a space between the surfaces of the base block 14a And a driving unit 86 for moving the moving panel 84 in the inside or outside direction of the base block 14a.

The first panel 84a and the second panel 84b are provided so as to protrude and retract laterally from both end portions of the base block 14a and are movable along the first panel 84a and the second panel 84a 84b extend in the lateral direction, the spray range of the herbicide sprayed from the third spray nozzle 76 can be widened.

In contrast, when the first panel 84a and the second panel 84b are moved inward of the base block 14a, the lower portion of the sprayer including the base block 14a, the first panel 84a and the second panel 84b It becomes possible to carry out the spraying operation of the pesticide or the herbicide while easily running the narrow furrow.

The driving section 86 includes a cylinder 86a provided in a first panel 84a constituting a moving panel 84 and a second panel 84b constituting a moving panel 84 which is provided so as to be capable of protruding and retracting from the cylinder 86a, A drive wire 86c extending from the cylinder 86a and extending outwardly of the base block 14a and a drive wire 86c extending from the cylinder 86a and installed on the body frame 10 to provide a tensile force to the drive wire 86c. And a drive lever 86e.

When the operator operates the drive lever 86e and pulls the drive wire 86c out of the base block 14a by the drive wire 86c whose traveling direction is shifted to the outside of the base block 14a by the switching roller 86d The rod 86b protrudes from the cylinder 86a so that the first panel 84a and the second panel 84b protrude outward of the base block 14a and become wider.

When the drive lever 86e is reversely operated, the tension for pulling the drive wire 86c out of the base block 14a is released, so that the rod 86b is inserted into the cylinder 86a by the restoring force of the spring, And the second panel 84b move to the inside of the base block 14a, so that the width becomes narrow.

The operation of the pesticide and herbicide-selective atomizer according to one embodiment of the present invention will be described below.

The pesticide is contained in the storage tank 30 and the first lever 52 and the second lever 54 are opened and the first spray nozzle 72 and the second spray nozzle 74 are opened The pesticide is sprayed while spraying the pesticide on the upper and lower portions of the crop while spraying the main body frame 10 along the furrow by holding the handle portion 92 and the extension base 90.

At this time, the operator operates the control lever 97 to manipulate whether the pumping part is driven or driven, thereby adjusting the application amount of the pesticide suitable for various crops, and can perform the pesticide application operation. In accordance with the height of the crop, The pesticide can be uniformly sprayed to the upper and lower portions of the crop while adjusting the height of the first spray nozzle 72 while allowing the first spray nozzle 16e and the second spray nozzle 16e to move in and out of the first spray zone 16d.

When the herbicide is sprayed on the furrow, the third lever 56 is opened to the storage tank 30 to spray the herbicide from the third spray nozzle 76, and the handle portion 92 and the extension 90 are pushed The herbicide can be sprayed continuously on the furrow.

At this time, the herbicide sprayed from the third spray nozzle 76 is scattered by the first panel 84a, the second panel 84b and the shielding membrane 82 so that the herbicide is scattered to the outside of the base block 14a Thereby preventing contact with crops.

When the spraying operation as described above is completed, the operator separates the storage tank 30 from the support panel 16a and moves the handle portion 26f upward along the second ramp 24, The inclined frame 16 can be folded while the first ramp 22 is disengaged and when the operator rotates the second ramp 24 to the front end side of the base frame 14, So that it can be easily accommodated and moved.

As a result, the pesticide or herbicide can be selected and sprayed on the field, the pesticide can be sprayed at the top and bottom of the crop at the same time, the herbicide can be prevented from spraying on the crop when spraying the herbicide on the furrow, It is possible to control the spray range of the herbicide according to the width and to provide the pesticide and herbicide-selective sprayer which can be easily accommodated by adjusting the size.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

In addition, although the pesticide and herbicide-selective sprayer have been described as examples, the sprayer of the present invention can be also used for other products other than the pesticide and herbicide-selective sprayer.

Accordingly, the true scope of the present invention should be determined by the following claims.

10: main frame 12: drive wheel
14: base frame 14a: base block
16: inclined frame 16a:
16b: support base 16c:
16d: 1st Pesticide Base 16e: 2nd Pesticide Base
16f: engaging hole portion 16g: elastic projection
18: variable frame 18a: first variable side
18b: second variable base 19:
19a: a step portion 19b:
19c: Bolt connecting portion 19d:
19e: restraining cap 22: first ramp
22a: first inclined plane 24: second inclined plane
26: Hinge block 26a: Hinge block
26b: Fixing block 26c: Fixing groove
26d: second inclined surface 26e: moving pipe
26f: handle 26g: elastic member
30: storage tank 32: supply pipe
32a: first hose 32b: second hose
32c: third hose 32d: fourth hose
34: handle sprayer 50: supply manipulator
52: first lever 54: second lever
56: third lever 58: fourth lever
72: first spray nozzle 74: second spray nozzle
76: Third spray nozzle 80: Spray blocker
82: blocking film 84: moving panel
84a: first panel 84b: second panel
86: driving part 86a; cylinder
86b: load 86c: drive wire
86d: switching roller 86e: driving lever
90: extension base 92: handle portion
94: bend 96: knob
97: Control lever

Claims (10)

A main body frame having a plurality of driving wheels and a supporting panel for driving;
A storage tank in which the pesticide or herbicide is stored and is seated on the support panel;
A pumping unit for sucking and supplying the pesticide or herbicide from the storage tank;
A first spray nozzle installed at an upper portion of the main body frame and spraying pesticide on the crops;
A second spray nozzle installed at a lower portion of the main body frame and spraying pesticide on a lower portion of the crop;
A third spray nozzle installed downward from the body frame to spray the herbicide onto the ground;
A supply pipe for supplying the pesticide or herbicide pushed from the pumping unit to the first spray nozzle, the second spray nozzle or the third spray nozzle; And
And a supply operation part installed on the main body frame to open or close the supply pipe or adjust the opening and closing amount of the supply pipe,
Wherein,
A base frame having a lower end of the main body frame and a base block on which the pumping part is installed, the base frame being provided with a plurality of the driving wheels;
An inclined frame extending obliquely upward from the base frame and connected to a plurality of supports so that the support panel is installed; And
And a variable frame having a length varying when the body frame is folded to form a structure for supporting the storage tank by connecting the inclined frame and the base frame,
Further comprising a spray blocking portion provided on the base block to block the spray range of the herbicide sprayed from the third spray nozzle to prevent the herbicide from contacting the crop.
delete The apparatus according to claim 1,
A first ramp disposed obliquely upward from a connecting portion of the driving wheel;
A second ramp rotatably connected to the first ramp and connected to the variable frame; And
And a hinge supporter for rotatably connecting the first ramp and the second ramp and restricting rotation of the first ramp and the second ramp when the first ramp and the second ramp are unfolded Pesticide and herbicide selective sprayer.
The hinge apparatus according to claim 3,
A hinge block installed on the first ramp and rotatably connected to the second ramp;
A moving pipe slidably installed on the second ramp and having a handle;
A fixed block provided on the moving pipe and having a fixing groove portion into which the first inclined portion is inserted; And
And an elastic member provided between the fixed block and the second inclined surface to provide an elastic force for pressing the fixed block toward the hinge block.
The apparatus according to claim 1,
A first variable band extending upward from a connection portion of the driving wheel;
A second variable band slidably connected to the first variable band and connected to the inclined frame; And
And a longitudinally extending portion for restricting or releasing a sliding movement between the first variable band and the second variable band.
6. The apparatus of claim 5,
A step portion formed in the first variable band;
A latching protrusion formed on the second variable strap and engaged with the step portion to prevent the second variable strap from being separated from the first variable strap;
A bolt coupling portion formed on the second movable base and having a thread and a cut portion; And
And a restricting cap which is engaged with the bolt coupling part to prevent the second variable cushion from sliding from the first variable cigarette when the bolt coupling part is brought into close contact with the first variable cushion while narrowing the interval of the cut part. Pesticides and herbicide-selective sprayers.
The apparatus according to claim 1,
A first hose extending from the pumping portion and connected to the first spray nozzle;
A second hose extending from the pumping portion and connected to the second spray nozzle;
A third hose extending from the pumping portion and connected to the third spray nozzle; And
And a fourth hose extending from the pumping portion and detachably connected to the handle sprayer,
The supply operation portion
A first lever installed on the main body frame to control opening / closing of the first hose and opening amount of the first hose;
A second lever installed on the main body frame to control the opening / closing of the second hose and the opening amount of the second hose;
A third lever installed on the main body frame to control the opening / closing of the third hose and the opening amount of the third hose; And
And a fourth lever installed on the main body frame to control the opening / closing of the fourth hose and the opening amount of the fourth hose.
delete The apparatus according to claim 1,
A plurality of moving panels slidably installed laterally on the base block;
A blocking film provided on the moving panel to cover an interval between the base block ground surfaces; And
And a driving unit for moving the moving panel in an inner or outer direction of the base block.
10. The image pickup apparatus according to claim 9,
A cylinder installed in a first panel constituting the moving panel;
A rod installed in the second panel that is installed to be able to protrude / retract from the cylinder and constitute the moving panel;
A drive wire extending from the cylinder and extending outside the base block; And
And a drive lever installed on the body frame to provide a tensile force to the drive wire.

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