JP2003250317A - Applicator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an applicator which can carry out suitable application works. <P>SOLUTION: This applicator 1 is provided with a long and narrow, approximately box-like application material receiver 13 having a longitudinal direction in the lateral direction. The application material receiver 13 has a plurality of bottom plate application ports longitudinally arranged in the bottom plate portion. The applicator 1 is further provided with an application member 16 capable of adjusting the application amount of an application material W by the rotation of the application member on a lateral rotation axis α. The application member 16 has application ports corresponding to the bottom plate application ports of the application material receiver 13. A remote switch is operated to rotate the application member 16 with a driving motor, thereby changing the communication quantities between the bottom plate application ports and the application ports to adjust the application amounts of the application material W. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spraying device for spraying objects to be sprayed on a field while moving forward.

[0002]

2. Description of the Related Art Heretofore, as a spraying device of this type, for example, a spraying device in a fertilizer spraying machine described in JP-A-9-154351 has been known.

The spraying device described in Japanese Patent Application Laid-Open No. 9-154351 is for accommodating an object to be scattered such as a hopper having a plurality of bottom plate spreading ports which are formed in a substantially box shape elongated in the left-right direction and which are arranged in the bottom plate portion in the longitudinal direction. A shutter plate in the form of a single plate, which has a body and a plurality of spray ports corresponding to the bottom plate spray port, and which can adjust the spray amount of the spray object by sliding in a direction parallel to the longitudinal direction of the spray object container. And a scatterer.

[0004]

However, as in the above-mentioned conventional spraying device disclosed in Japanese Patent Laid-Open No. 9-154351, a single plate-shaped spreader is arranged in a direction parallel to the longitudinal direction of the object to be scattered. With the configuration of sliding to the above, for example, the sprayed material such as powdered fertilizer is clogged between the sprayer and the bottom plate portion of the sprayed material container, and the movement of the sprayer tends to be poor, so that proper spraying work may not be possible. There is.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a spraying device capable of performing an appropriate spraying operation.

[0006]

A spraying device according to claim 1 is a spraying device for spraying an object to be scattered on a field while moving forward, and is formed in an elongated substantially box shape having a longitudinal direction in the left-right direction. And a spread object container having a plurality of bottom plate spray openings arranged in the longitudinal direction on the bottom plate portion, and a plurality of spray openings corresponding to the bottom plate spray openings, and spraying the spray objects by movement in a predetermined direction. An amount-adjustable spreader, wherein the spreader is divided so as to have a plurality of split-spread members with spread ports, which are arranged side by side along the longitudinal direction of the object-to-be-sprayed with a space therebetween. It has been done.

Further, since the spraying body is divided so as to have a plurality of splitting spreading members with spreading ports, which are arranged side by side along the longitudinal direction of the object-to-be-scattered object with a space therebetween, As compared with the configuration described above, the movement of the spraying body is less likely to deteriorate, and appropriate spraying work can be performed.

According to a second aspect of the present invention, there is provided a spraying device for spraying an object to be sprayed on a field while moving forward, and the spraying device is formed in an elongated substantially box shape having a longitudinal direction in the left-right direction.
The bottom plate portion has a plurality of bottom plate spreading ports arranged in the longitudinal direction, and a plurality of spreading ports corresponding to the bottom plate spreading port, and a direction intersecting the longitudinal direction of the spread object storing body. And a spraying body that can adjust the spraying amount of the sprayed material.

Further, since the sprayer has a structure in which the amount of sprayed material can be adjusted by a movement in a direction intersecting the longitudinal direction of the material-to-be-scattered object, the movement of the sprayer in comparison with the conventional structure. Is less likely to deteriorate, and proper spraying work is possible.

According to a third aspect of the present invention, there is provided a spraying device for spraying an object to be sprayed on a field while moving forward, and is formed in an elongated substantially box shape having a longitudinal direction in the left-right direction.
The bottom plate part has a plurality of bottom plate spreading ports arranged in the longitudinal direction, and a plurality of spreading ports corresponding to the bottom plate spreading ports, and rotation about a rotation center axis line in the left-right direction. According to the present invention, a sprayer capable of adjusting the spraying amount of the objects to be sprayed is provided.

Further, since the spraying body is provided with the spreading amount which can be adjusted by the rotation about the rotation center axis in the left-right direction, the movement of the spreading body is worse than that of the conventional structure. It becomes difficult to be sprayed and proper spraying work becomes possible.

According to a fourth aspect of the present invention, in the spraying apparatus according to the third aspect, the object-to-be-distributed container has a guide portion for guiding the rotation of the sprayer.

Since the object-to-be-sprayed container has the guide portion for guiding the rotation of the spraying body, the rotation of the spraying body can be made smooth and more appropriate spraying work can be performed.

According to a fifth aspect of the present invention, in the spraying apparatus according to the fourth aspect, the spraying body is rotated by the left and right rotating shaft members and the rotating shaft member while being guided by a guide portion. A plurality of split spray members with spray ports are provided so as to rotate integrally with the shaft member, and are arranged side by side along the axial direction of the rotary shaft member at intervals.

The spreader has a left-right rotating shaft member and a plurality of split-spreading members with spreading ports which are arranged side by side along the axial direction of the rotating shaft member with a gap therebetween. Therefore, the manufacturing cost is reduced as compared with, for example, a device having a sprinkling member located over the entire axial length of the rotating shaft member.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION The configuration of an embodiment of a spraying device of the present invention will be described below with reference to the drawings.

1 to 3, reference numeral 1 denotes a spraying device, which is a towing type connected to a tractor (not shown) which is a towing vehicle as a traveling vehicle. While moving in the forward direction (X direction in the drawing), a powdery or granular material W to be scattered is dropped and sprayed on the field A. The material to be sprayed W is chemical fertilizer, lime,
Soil conditioners, seeds and the like.

The spraying device 1 is provided with a machine frame 7 having a tractor connecting portion 4 composed of a top pin 2, a lower pin 3 and the like, and a stand holder portion 5.

The machine frame 7 has a plurality of bottom plate distribution ports which are formed in an elongated box shape having a longitudinal direction in the left-right direction which is a horizontal direction orthogonal to the traveling direction, and which are arranged in the bottom plate portion 11 in the longitudinal direction. A scattered object container 13 such as a hopper having a (feeding port) 12 is provided.

Further, the object-to-be-scattered object 13 has a plurality of application ports 15 corresponding to the bottom plate application ports 12, and the object-to-be-scattered object 13 moves in a direction intersecting the longitudinal direction (sliding operation). ) That is, for example, the bottom plate sprinkling port 12 and the sprinkling port 15 are rotated by a desired angle about the rotation center axis line α in the left-right direction.
A spraying body 16 capable of adjusting the spraying amount of the objects W to be sprayed by changing the amount of communication with is provided so as to be rotatable in the front-rear direction.

That is, the object-to-be-scattered body 13 has a front plate portion 21, a rear plate portion 22, left and right side plate portions 23, 23, and a bottom plate portion 11 and has a substantially isosceles triangular shape in a side view. As shown in FIG. 3, the bottom plate portion 11 has a shape corresponding to the feeding blades 25a of the feeding rotary body 25 that rotates in the lower end portion of the object-to-be-scattered body 13 and continuously delivers the object W to be scattered. That is, it is formed in an elongated substantially arc surface shape. The rotary shaft 25b of the feeding rotary body 25 is an input shaft formed by connecting the PTO shaft of the tractor via a universal joint and a transmission shaft.
It receives the power from 26 through the transmission means and is driven and rotated.

As shown in FIGS. 3 to 5, the bottom plate portion 11 has a plurality of bottom plate distribution ports 12 formed at equal distances from each other in the longitudinal direction of the object-to-be-scattered container 13. Has been done.

Each bottom plate sprinkling port 12 is composed of, for example, a first opening 31 on the front side which is one side, and a second opening 32 on the rear side which is the other side communicating with the first opening 31. ing. The first opening 31 has a substantially hexagonal shape in which the corners at both ends of the rectangular rear long side are cut out in a triangular shape. Also, the second
The opening 32 has a substantially uniform width continuous with the rear end of the first opening 31, and the rear end is formed in an arc shape.

Further, from the bottom plate portion 11, a guide portion 35 for guiding the rotation (sliding operation) of the spraying body 16 in a state of being in surface contact with the spraying body 16 is integrally projected downward. The guide portion 35 is formed in a shape corresponding to the movement of the spraying body 16 and has a length substantially the same as the length of the bottom plate portion 11 in the left-right direction, and is constituted by, for example, a pair of front and rear guide plates 36, 36. There is. The pair of front and rear guide plates 36 are symmetrical to each other in the front-rear direction and have a vertical plate portion 37, and an elongated substantially arc-shaped arc plate portion 38 is integrally provided at a lower end portion of the vertical plate portion 37. There is.

Further, from the left and right side plate portions 23, the scatterer 16
A support plate portion 41 for rotatably supporting the bearing via a bearing 40 is integrally projected downward.

The top surface opening of the material to be scattered container 13 for throwing in the material to be scattered can be opened and closed by a rotatable lid 43 having a handle 42. Further, the front plate portion 21 of the object-to-be-scattered body 13 is provided with a window portion 44 for confirming the remaining amount.

Further, the bottom plate portion 11 and the guide portion 35, which are integrated with each other, can be attached to and detached from the front plate portion 21 and the rear plate portion 22 by operating a fixing tool 46. Further, the spraying body 16 can be attached to and detached from the object-to-be-scattered container 13, that is, the support plate portion 41.

On the other hand, the sprinklers 16 supported by the support plate portion 41 of the object-to-be-scattered 13 are located side by side, for example, at equal intervals 50 along the longitudinal direction of the object-to-be-scattered 13. It is divided into a plurality of pieces so as to have a plurality of divisional distribution members 51 with distribution ports.

That is, the scatterer 16 is provided with a single rotating shaft member 52 in the left-right direction which is axially supported by the left and right support plate portions 41 and is positioned to face the rotating shaft 25b of the feeding rotary member 25 at a distance. Have,
On the outer peripheral portion of the rotary shaft member 52, a plurality of divided spray members 51 with spray ports each having a substantially circular cross section are integrated with the rotary shaft member 52 while being guided by the guide portion 35 by surface contact. It is provided to rotate.

That is, on the outer peripheral portion of the rotary shaft member 52, a plurality of roller-shaped divided spraying members 51 with spray ports having a relatively short axial length are equal to each other along the axial direction of the rotary shaft member 52. They are integrally attached so as to be positioned side by side with a space 50 therebetween.

As is apparent from FIG. 3, each of the divisional spraying members 51 with a spraying port is formed with a spraying port 15 which is a through hole penetrating in the radial direction. That is, each of the divided spray members 51 with a spray port is formed with a radial spray port 15 in the form of a long hole having a substantially rectangular cross section, and the spray port 15 and the bottom plate spray port 12 are paired. It corresponds to 1.

The scatterer 16 is a remote control switch (not shown) which is a remote control means and a drive motor which is a drive means.
By controlling 55, it is possible to rotate in the desired direction around the rotation center axis line α by a desired angle. That is, the spraying body 16 is capable of continuously adjusting the spraying amount of the objects W to be sprayed by remote control based on the operation of the remote control switch. It should be noted that a predetermined button of the remote control switch may be operated to rotate in a preset direction by a preset angle. The drive motor 55 is attached to the side plate portion 23 on the left side in the traveling direction, and is covered with the cover body 56. In addition, the output shaft of this drive motor 55 is
Is connected to the end of the rotating shaft member 52 via a transmission means.

Next, the operation of the above embodiment will be described.

By operating a remote control switch (not shown), the spreader 16 is slid and rotated with respect to the guide portion 35 by the drive motor 55 to change the communication amount (overlap amount) between the bottom plate spray port 12 and the spray port 15. The opening area of the bottom plate spray port 12 is changed to adjust the spray amount of the objects W to be sprayed.

For example, as shown in FIG. 4, the penetrating direction of the sprinkling port 15 of the sprinkling body 16 is aligned substantially vertically, and the sprinkling port 15 and the bottom plate sprinkling port 12 are made to face each other and communicate with each other. Set to the maximum spraying state where the maximum amount is sprayed.

Then, the spraying device 1 set to the maximum spraying state is moved forward by the tractor tow. At the time of this movement, the material W to be scattered is supplied to the bottom plate sprinkling port 12 by being pushed by the feeding blades 25a of the feeding rotator 25 that is rotated by the power from the tractor.
The bottom plate spraying port 12 and the spraying port 15 which are in communication with each other are dropped and passed, and are sprayed on the field A. In this way, the objects W to be scattered are scattered over the entire field A.

After the object W has been sprayed over the entire field A, for example, when the spraying device 1 is carried to a storage location such as a warehouse,
As shown in FIG. 5, the penetrating direction of the spraying port 15 of the spraying body 16 is aligned with the inclination direction, the communication between the spraying port 15 and the bottom plate spraying port 12 is prohibited, and the object W to be sprayed is not sprayed at all. Set.

Further, according to the spraying device 1 of the above-mentioned one embodiment, compared with the conventional spraying device which slides the shutter plate of one plate in the left-right direction, the object-to-be-scattered object 13 and the sprayer 16 Since the contact area of the object is small, the object to be scattered W is less likely to be clogged between the object to be scattered container 13 and the object to be scattered 16,
Since the movement of does not easily deteriorate, a desired amount of spraying can be appropriately secured, and spraying accuracy can be improved.

Further, even if the material to be scattered W is slightly clogged between the material-to-be-dispersed object 13 and the object to be scattered 16, the object to be scattered 16 is rotated to face the guide portion 35 of the object to be scattered 16. If the portion is exposed, it is possible to eliminate clogging of the object W to be scattered and prevent the spreader 16 from moving poorly. That is, cleaning, maintenance, etc. of the spraying body 16 can be easily performed.

Further, the bottom plate portion 11 and the guide portion are used for cleaning the spraying apparatus 1 and for removing the residual material W to be scattered after use.
Cleaning and the like can also be easily performed by removing 35 and the spraying body 16.

Incidentally, the split spraying member 51 with a spraying port of the spraying body 16
Is not limited to the one having a substantially circular cross-section, and may have a substantially fan-shaped cross-section, for example, as shown in FIG. 6, in order to reduce the manufacturing cost by reducing the material cost.

Further, the divisional spraying member 51 with a spraying port of the spraying body 16
In order to further reduce the manufacturing cost, for example, as shown in FIG. 7, the connecting member 51a is provided on the outer peripheral portion of the rotary shaft member 52.
It may be a substantially arc-shaped surface mounted through the, and the spray port 15 which is a through hole penetrating the front and back surfaces is formed in the substantially central part of the split spray member 51 with the substantially arc-shaped surface. There is.

Further, the spraying body 16 is not limited to the rotary type in which the spraying amount of the objects W to be sprayed can be adjusted by rotating the spraying body 16 in the front-rear direction about the rotation center axis line α in the left-right direction. For example, as shown in FIG. 8, by sliding along the guide portion 35 in the front-rear direction, which is a direction intersecting the longitudinal direction of the object-to-be-scattered object 13, the amount of the object W to be sprayed can be adjusted to be moved. It may be a formula.

Further, the spraying device 1 is not limited to one that spreads the material W to be scattered on the ground surface of the field A in a wide range while moving forward, and is provided with, for example, a guide pipe or the like and the soil of the field A is provided. The object W to be scattered may be locally dispersed therein.

[0045]

According to the invention of claim 1, the distribution body is divided so as to have a plurality of divisional distribution members with distribution ports which are arranged along the longitudinal direction of the object-to-be-scattered body with a space therebetween. Because of this configuration, the movement of the spraying body is less likely to deteriorate than in the conventional configuration, and an appropriate spraying operation can be performed.

According to the second aspect of the invention, there is provided a scatterer capable of adjusting the amount of scatter of the scatterer by the movement in the direction intersecting the longitudinal direction of the scatterer container, so that the conventional structure is provided. Compared with, the movement of the spraying body does not get worse and proper spraying work can be performed.

According to the third aspect of the present invention, since the structure is provided with the scatterer capable of adjusting the amount of the object to be scattered by rotating about the center axis of rotation in the left-right direction, the structure is different from the conventional structure. Therefore, the movement of the spraying body does not easily deteriorate, and proper spraying work can be performed.

According to the fourth aspect of the present invention, since the object-to-be-scattered object has the guide portion for guiding the rotation of the scatterer, the scatterer can be smoothly rotated, and more appropriate spraying work can be performed. .

According to the fifth aspect of the present invention, the spraying body is provided with a rotary shaft member in the left and right direction and a plurality of split sprayers with spray ports which are located side by side with each other along the axial direction of the rotary shaft member. Since it has a member, the manufacturing cost can be reduced as compared with, for example, a member having a sprinkling member positioned over the entire axial length of the rotary shaft member.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of a spraying device of the present invention.

FIG. 2 is a front view of the spraying device.

FIG. 3 is a side sectional view of the spraying device.

FIG. 4 is a view showing the same spraying device in a maximum spraying state.

FIG. 5 is a view of the same spraying device when the spraying is stopped.

FIG. 6 is a cross-sectional side view showing another embodiment of the spraying device of the present invention.

FIG. 7 is a sectional side view showing still another embodiment of the spraying device of the present invention.

FIG. 8 is a side sectional view showing still another embodiment of the spraying device of the present invention.

[Explanation of symbols]

1 spraying device 11 Bottom plate 12 Bottom plate spreading port 13 Object to be scattered 15 Spray port 16 Scatterers 35 Information 50 intervals 51 Split spreading member with spreading port 52 Rotating shaft member W to be scattered A field α rotation center axis

Continued front page    (72) Inventor Fumio Nakazawa             5155 Shiokawa, Matsu, Maruko-machi, Oka-gun, Nagano Prefecture             Yama Co., Ltd. (72) Inventor Minoru Takeda             5155 Shiokawa, Matsu, Maruko-machi, Oka-gun, Nagano Prefecture             Yama Co., Ltd. (72) Inventor Toshiji Ogawa             5155 Shiokawa, Matsu, Maruko-machi, Oka-gun, Nagano Prefecture             Yama Co., Ltd. (72) Inventor Fumihiko Mori             5155 Shiokawa, Matsu, Maruko-machi, Oka-gun, Nagano Prefecture             Yama Co., Ltd. F term (reference) 2B052 BC05 BC08 DA03 DB02 EB08                       EB13 EC09 EC13

Claims (5)

[Claims] 1. A spraying device for spraying an object to be scattered on a field while moving forward, comprising a plurality of bottom plates formed in an elongated substantially box shape having a longitudinal direction in the left-right direction and arranged in the bottom plate portion in the longitudinal direction. The sprayed object container having a spraying port, a plurality of spraying ports corresponding to the bottom plate spraying port, and a sprayer capable of adjusting the spraying amount of the sprayed object by moving in a predetermined direction, the spraying The body is divided so as to have a plurality of divided distribution members with distribution ports which are arranged side by side along the longitudinal direction of the object-to-be-scattered object with a space therebetween. 2. A spraying device for spraying objects to be scattered on a field while moving forward, comprising a plurality of bottom plates formed in an elongated box shape having a longitudinal direction in the left-right direction and arranged in the bottom plate portion in the longitudinal direction. The object to be scattered having a spray port, and a plurality of spray ports corresponding to the bottom plate spray port, by the movement in a direction intersecting the longitudinal direction of the scattered object container to spread the amount of the object to be scattered. A spreading device comprising: an adjustable spreading body. 3. A spraying device for spraying objects to be scattered on a field while moving forward, comprising a plurality of bottom plates formed in an elongated box shape having a longitudinal direction in the left-right direction and arranged in the bottom plate portion in the longitudinal direction. It has a spread object container having a spread port, and a plurality of spread ports corresponding to the bottom plate spread port, and the amount of spread of the spread item can be adjusted by rotating about a rotation center axis line in the left-right direction. A spraying device, comprising: a spraying body. 4. The spraying apparatus according to claim 3, wherein the object-to-be-sprayed container has a guide portion for guiding the rotation of the sprayer. 5. The spreader is provided with a rotating shaft member in the left-right direction, and integrally rotated with the rotating shaft member while being guided by a guide portion by the rotating shaft member. 5. The spraying device according to claim 4, further comprising a plurality of split spraying members with spray ports, which are arranged side by side along the axial direction of the rotating shaft member with a space therebetween.