JP2011167112A - Irrigation direct seeding apparatus - Google Patents

Abstract

An object of the present invention is to provide a flooded direct sowing device capable of improving work efficiency by switching between sowing work width and performing sowing and fertilization at the same time.
A flooded direct sowing apparatus 10 according to the present invention is a flooded direct sowing apparatus 10 that is provided behind a traveling machine body 9 and directly seeds grains in a flooded paddy field, and is along the width direction of the traveling machine body 9. Arranged in a plurality of hoppers 12 for accommodating the granules, provided in each of the plurality of hoppers 12, and arranged to communicate with the feed rolls 13 and the feed rolls 13 for feeding the granules. A flexible tube 14 for conveying the body, and a direct sowing tube 16 arranged in communication with the flexible tube 14 for directly sowing the granules, wherein the direct sowing tube 16 The tube 16 is configured to be switchable between a first state in which the pipe 16 is disposed along the width direction of the traveling machine body 9 and a second state in which the pipe 16 is disposed close to each of the two direct seeding tubes 16.
[Selection] Figure 2C

Description

  The present invention relates to a flooded direct sowing apparatus provided with a plurality of direct sowing tubes for directly sowing granules in a flooded paddy field.

  2. Description of the Related Art Conventionally, a flooded direct sowing apparatus is known that can improve work saving, cost reduction, and the like by directly sowing granules in a flooded paddy by air conveyance. Further, in order to save work, there is known one capable of simultaneously performing sowing and fertilization, which are processes during work.

  For example, in Patent Document 1, seeds stored in a seed storage hopper are fed out to a blower pipe by a feed roll, and are arranged in communication with the blower pipe and the blower pipe. A technique relating to a striped direct sowing apparatus that directly seeds seeds from a seed sowing tube to a flooded rice field by sending wind from a blower to the seed sowing tube thus disclosed is disclosed.

  Moreover, as what can perform sowing and fertilization simultaneously, for example, in Patent Document 2, an intermediate partition plate is placed in the tank body, and the seed tank and the fertilizer tank are separated and installed in the tank body. Thus, a technique relating to a fertilizer and a seed tank device in a fertilizer seeding machine capable of simultaneously sowing and fertilizing is disclosed.

JP-A-10-56824 JP 56-076022 A

  However, in the device described in Patent Document 1, the seed sowing tube is arranged along the width direction of the traveling machine body, and it is possible to increase the working width of seed sowing, but sowing and fertilization can be performed simultaneously. There is a technical problem that it is not a thing.

  In addition, in Patent Document 2, two tanks (hereinafter referred to as feeding members) are provided in one tank body, and the seed tank and the fertilizer tank are separated by dividing the inside of the tank body. When selecting either sowing or fertilization and direct sowing, it is necessary to stop one feeding member or empty the inside of the tank so that the feeding member is idle, so that work efficiency is reduced. There are technical challenges.

  In view of the above-described conventional situation, the object of the present invention is to make it possible to switch between widening the sowing work width and simultaneously performing sowing and fertilization, thereby improving work efficiency. It is to provide a flooded direct seeding device.

  In order to solve the above-mentioned problem, a flooded direct sowing apparatus according to the present invention is a flooded direct sowing apparatus that is provided behind a traveling machine body and directly seeds granules in a flooded paddy field. An accommodation part, a delivery member that feeds out the granules, a delivery pipe that is arranged in communication with the delivery member, and that communicates with the delivery pipe, and communicates with the delivery pipe. A direct sowing tube for direct sowing of the granules, and the direct sowing tube has a first state in which each of the direct sowing tubes is arranged along the width direction of the traveling machine body, and two It is configured to be switchable between a second state in which the two direct seeding tubes are arranged close to each other.

  According to the present invention, there is provided a flooded direct sowing apparatus capable of improving work efficiency by enabling switching between sowing work width and sowing and fertilizing at the same time. it can.

It is a side view which shows typically the structure of the 1st state of the flooded direct sowing apparatus which is one embodiment of this invention from the left side. It is a rear view which shows typically the structure of the 1st state of the flooded direct seeding apparatus which is one embodiment of this invention from back. It is a perspective view which shows typically the state expanded about the structure of the 1st state of the conveyance pipe and direct sowing pipe of the flooded direct sowing apparatus which is one embodiment of this invention. It is a side view which shows typically the structure of the 2nd state of the flooded direct seeding apparatus which is one embodiment of this invention from the left side. It is a back side view showing typically the composition of the 2nd state of the flooded direct seeding device which is one embodiment of the present invention from back. It is a perspective view which expands about the structure of the 1st state of the conveyance pipe and direct sowing pipe of the flooded direct sowing apparatus which is one embodiment of this invention, and shows a state typically.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
The flooded direct sowing apparatus 10 according to one embodiment of the present invention is provided with a plurality of direct sowing tubes 16 provided directly behind the traveling machine body 9 for directly sowing granules in the flooded rice field, and each of the direct sowing tubes. 16 is configured to be switchable between a first state in which the 16 is disposed along the width direction of the traveling machine body 9 and a second state in which the two direct seeding tubes 16 are disposed close to each other.

  First, the first state will be described with reference to FIGS. 1A, 1B, and 1C. FIG. 1A is a side view schematically showing the configuration of the first state of the flooded direct sowing apparatus 10 according to an embodiment of the present invention from the left side, and FIG. 1B is an embodiment of the present invention. It is a rear view which shows typically the composition of the 1st state of a certain flooded direct seeding device 10 from back, and Drawing 1C shows the 1st of the conveyance pipe and direct seeding tube of the flooded direct seeding device which is one embodiment of the present invention. It is a perspective view which shows typically the state expanded about the structure of 1 state.

  As illustrated in FIGS. 1A, 1B, and 1C, in the present embodiment, the flooded direct sowing device 10 is detachably provided behind a traveling machine body 9 such as a riding management machine by a frame 11. In addition, although the flooded direct seeding apparatus 10 of this Embodiment is provided in the traveling body 9 so that attachment or detachment is possible, it is not limited to this, For example, it is good also as an exclusive vehicle attached to the traveling body 9 integrally. .

  The flooded direct sowing apparatus 10 of the present embodiment includes a hopper (accommodating portion) 12 that accommodates granules, a feed roll (feeding member) 13 that is arranged on the grain discharge side of the hopper 12, and feeds the granules. A flexible pipe (conveying pipe) 14 arranged to communicate with the roll 13 and arranged to communicate with the upstream side of the flexible pipe 14 to convey the granular material, and the wind of the blower (blower) to the flexible pipe 14 The blower pipe 15 for blowing air and a direct sowing pipe 16 that is arranged in communication with the downstream side of the flexible pipe 14 and directly seeds the granule in the paddy field by the blower air are configured.

  A plurality of hoppers 12 are arranged in the upper part of the frame 11 along the width direction of the traveling machine body 9. As described above, the hopper 12 plays a role of accommodating the particles. And in the bottom part which is the particle discharge side of each hopper 12, the supply roll 13 which pays out a particle is arrange | positioned.

  As described above, the feeding roll 13 plays the role of feeding the granules to the flexible tube 14. Specifically, the feeding roll 13 has a star-shaped rotating shaft that is rotated by a motor (not shown). The rotating shaft is formed of a material such as a rubber material or a hard synthetic resin having an appropriate hardness that does not damage the particles. And the flexible tube 14 for conveying a granular material to the direct seeding tube 16 is provided in the granular material discharge | emission side of each feeding roll 13 so that attachment or detachment is possible, and a granular material is made flexible by adjusting the rotation speed of a rotating shaft. The tube 14 is drawn out.

  As described above, the flexible tube 14 plays a role of conveying the particles. Specifically, the flexible tube 14 uses a flexible material. In the present embodiment, a flexible tube is used as a conveying tube for conveying particles, but the material is not limited to a flexible tube as long as it is for conveying particles, for example, using a steel tube or the like. Also good.

  The tube upstream side of the flexible tube 14 is detachably connected to a blower tube 15 for blowing wind from the blower 18. The air duct 15 is disposed so as to extend along the width direction of the traveling machine body 9. The blower tube 9 is formed with a plurality of connection holes for connection to the flexible tube 14. That is, the flexible tube 14 is connected to a plurality of connection holes of the blower tube 15, and the wind from the blower 18 is sent through the blower tube 15.

  The blower 18 is connected to an input mission connected to a PTO (not shown) of the traveling machine body 9 via a sprocket, a belt, or a chain (not shown). The blower 18 is rotationally driven by the rotational force of the PTO.

  On the other hand, a direct seeding tube 16 is detachably connected to the downstream side of the flexible tube 14. The direct seeding tube 16 is formed in an inverted Y shape when the direct seeding tube 16 is viewed from the front. Moreover, the lower end part of the direct seeding tube 16 is opened and formed. That is, the wind from the blower 18 is sent to the direct sowing tube 16 through the blower tube and the flexible tube 14, and the direct sowing tube 16 plays a role of discharging particles to the paddy field by this wind.

  As described above, the shape of the direct sowing tube 16 of the present embodiment is formed in an inverted Y shape when the direct sowing tube 16 is viewed from the front, but the direct sowing tube 16 will be described later. In addition, since it is detachably provided on the overhanging plate 17, for example, when viewed in plan, an umbrella-shaped one may be used. Thus, when directly seeding a granule on a paddy field, it is limited to row seeding and spot seeding. It is also possible to sow.

  In the present embodiment, the direct seeding tube 16 is arranged to project from the frame 11 to the rear of the traveling machine body 9 and is detachably fixed to a projecting plate 17 connected and fixed to the frame 11. Specifically, a hole through which the direct seeding tube 16 is inserted is formed in the overhanging plate 17. That is, the direct sowing tube 16 is detachably fixed to the overhanging plate 17 by inserting the direct sowing tube 16 through the hole of the overhanging plate 17 and fixing it from above with the cap 19.

  In the present embodiment, two direct seeding tubes 16 are connected to one flexible tube 14 in the first state. The direct sowing tubes 16 are arranged along the width direction of the traveling machine body 9 with respect to each direct sowing tube 16. Thus, in the present embodiment, a maximum of 16 direct sowing tubes 16 are arranged along the width direction of the traveling machine body 9 in the first state, and the working width of sowing can be increased.

  Moreover, since the direct seeding tube 16 of this Embodiment is detachably attached to the overhanging plate 17 as described above, a plurality of direct seeding tubes 16 are connected to each of the direct seeding tubes 16 in the width direction of the traveling machine body 9. It is provided so as to be switchable between a first state arranged along and a second state arranged close to every two direct seeding tubes 16 described later.

  Moreover, the flexible tube 14 of this Embodiment is provided in the supply roll 13 so that attachment or detachment is possible, as mentioned above. That is, the flexible tube 14 is provided so as to be switched between the first state and the second state by removing the flexible tube 14 from the feeding roll 13.

  Next, the second state will be described with reference to FIGS. 2A, 2B, and 2C. FIG. 2A is a side view schematically showing the configuration of the second state of the flooded direct sowing apparatus 10 according to one embodiment of the present invention from the left side, and FIG. 2B is one embodiment of the present invention. It is a rear view which shows typically the composition of the 2nd state of a certain flooded direct sowing apparatus 10 from back, and Drawing 2C shows the 1st of the conveyance pipe and direct sowing pipe of the flooded direct sowing apparatus which are one embodiment of the present invention. It is a perspective view which expands about the structure of the state of 2 and shows a state typically.

  As illustrated in FIGS. 2A, 2B and 2C, in the second state, the flat plate 20 extending along the width direction of the traveling machine body 9 is placed on the overhanging plate 17. The flat plate 20 is formed with a plurality of holes through which the direct sowing tube 16 is inserted. The plurality of holes are formed at positions where the direct seeding tube 16 is provided close to every two direct seeding tubes 16. The positions of the plurality of holes are not particularly limited as long as they are formed at positions close to each of the two direct seeding tubes 16. For example, they are different from each other even on the same axis with respect to the width direction of the traveling machine body 9. Further, it may be on the same axis or on a different axis with respect to the traveling direction of the traveling machine body 9.

  The overhanging plate 17 and the flat plate 20 are arranged such that one of the holes formed in the flat plate 20 is overlapped with the hole formed in the overhanging plate 17. The direct seeding tube 16 is inserted into the overlapped hole and fixed from above by the cap 19, so that the direct seeding tube 16 is detachably fixed to the overhanging plate 17. Further, the other direct seeding tube 16 is detachably fixed to the flat plate 20 by being inserted into a hole formed in the flat plate 20 and fixed from above with a cap 19.

  In addition, at least two or more holes (four holes in the present embodiment) are formed in the flat plate 20, and as described above, the direct seeding tube 16 is detachably provided in the hole of the flat plate 20. Therefore, the direct sowing location can be switched appropriately. That is, the two direct seeding tubes 16 can be arranged on the same axis or on different axes with respect to the width direction of the traveling machine body 9.

  As described above, since the direct sowing tube 16 of the present embodiment is detachably attached to the overhang plate 17, the direct sowing tube 16 is provided with each direct sowing tube 16 disposed along the width direction of the traveling machine body 9. It is provided so that it can be switched between the first state and the second state in which the two direct seeding tubes 16 are arranged close to each other.

  Further, as described above, the flexible tube 14 of the present embodiment is detachably provided on the feeding roll 13, and the flexible tube 14 is detached from the feeding roll 13, and the first state and the second state are obtained. It is provided to be switchable.

  In the present embodiment, in the second state, two direct seeding tubes 16 are connected to one flexible tube 14 as in the first state. In the second state, as described above, the plurality of direct seeding tubes 16 are arranged close to each other for each of the two direct seeding tubes 16.

  And in a 2nd state, one direct sowing tube 16a is connected to the hopper 12 in which the seed was accommodated via the flexible tube 14 and the feeding roll 13 among the two direct sowing tubes 16 arranged near. ing. The other direct seeding tube 16 b is connected to the hopper 12 in which the fertilizer is accommodated via the flexible tube 14 and the feeding roll 13.

  That is, in the second state, seeds are sent from one hopper 12 to the direct sowing tube 16a and fertilizer is fed from the hopper 12 to the other direct sowing tube 16b, so that the seed and the fertilizer can be directly sown simultaneously. . As described above, in the second state, the seeds and the fertilizer can be directly sowed simultaneously by arranging the two direct sowing tubes 16 close to each other.

  As described above, the direct seeding tubes 16 are divided into the first state in which the direct seeding tubes 16 are arranged along the width direction of the traveling machine body 9 and the second state in which the direct seeding tubes 16 are arranged close to each other in the two direct seeding tubes 16. By being provided so as to be switchable, it is possible to easily and appropriately switch between when sowing the work width of sowing and when simultaneously sowing and fertilizing.

  An erasing roll 21 is provided below the flooded direct sowing apparatus 10. The erasing roll 21 is rotatably provided by being pulled by the traveling machine body 9. That is, the erasing roll 21 does not require power for rotating the erasing roll 21, and thus is configured without using a power source. In addition, although the erasing roll of this Embodiment is provided in the traveling body so that attachment or detachment is possible, for example, you may provide in a flooded direct seeding device so that attachment or detachment is possible.

Next, operation | movement of the flooded direct seeding apparatus of this Embodiment is demonstrated.
An appropriate amount of seeds or fertilizers, which are granules contained in the hopper 12, is continuously fed into the flexible tube 14 by a feeding roll 13 provided at the bottom on the discharge side of the hopper 12. At this time, the amount to be fed is adjusted by adjusting the rotational speed of the rotary shaft of the feed roll 13 in consideration of the air blowing speed of the blower 18 and the like.

  And the wind from the blower 18 is sent into the flexible pipe 14 in the flexible pipe 14, and the granular material sent in the flexible pipe 14 flows into the pipe downstream by the wind force.

  Granules flowing in the flexible tube 14 further enter the direct sowing tube 16 on the downstream side of the flexible tube 14, blown downward from the opening of the direct sowing tube 16, and vigorously directly seeded on the surface of the paddy field.

  In the present embodiment, in the first state, seeds that are granules are accommodated in the eight hoppers 12. Since two direct seeding tubes 16 are connected to one flexible tube 14, for example, seeds are conveyed from eight flexible tubes 14, that is, eight hoppers 12 to sixteen direct seeding tubes 16. Yes.

  Thus, according to the first state of the present embodiment, a plurality of direct sowing tubes 16 are arranged along the width direction of the traveling machine body 9, and seeds are transferred from one hopper 12 to the two direct sowing tubes 16. Since it is transported, the direct sowing width can be increased.

  On the other hand, in the second state, among the eight hoppers 12, seeds are stored in four predetermined hoppers 12, and fertilizer is stored in the other four hoppers 12. Of the two direct sowing tubes 16 arranged close to each other, one direct sowing tube 16a is fed with seeds from the hopper 12 containing the seeds via the flexible tube 14 and the feeding roll 13, and the other direct sowing tube 16a. Fertilizer is fed into the direct seeding tube 16b from the hopper 12 in which the fertilizer is accommodated via the flexible tube 14 and the feeding roll 13.

  Thus, according to the second state, a plurality of direct sowing tubes 16 are arranged close to each other for each of the two direct sowing tubes 16, and seeds are fed from the hopper 12 into one of the direct sowing tubes 16a, while the other direct sowing tube 16a. The fertilizer is fed into the tube 16b from the hopper 12 so that the seed and the fertilizer can be directly sown simultaneously.

  As described above, according to the present embodiment, in the first state, the work width can be expanded and seeded, and in the second state, sowing and fertilization can be performed simultaneously. Since it becomes possible to easily and appropriately switch between the first state and the second state, the working efficiency can be improved.

DESCRIPTION OF SYMBOLS 9 Traveling machine body 10 Submerged direct seeding device 11 Frame 12 Hopper 13 Feeding roll 14 Flexible pipe 15 Blower pipe 16 Direct seeding pipe 17 Overhang plate 18 Blower 19 Cap 20 Flat plate

Claims (4)

A flooded direct seeding device that is provided behind the traveling machine body and directly seeds the grains in the flooded rice field,
A plurality of accommodating portions for accommodating the particles;
A feeding member that is provided in each of the plurality of accommodating portions and that feeds out the particles;
A conveying pipe arranged in communication with the feeding member and conveying the granules;
A direct sowing tube that is arranged in communication with the transport tube and for direct sowing of the granules,
The direct seeding tube can be switched between a first state in which the direct seeding tubes are arranged along the width direction of the traveling machine body and a second state in which the direct seeding tubes are arranged close to each of the two direct seeding tubes. Being
A direct sowing device characterized by In the second state, any one of the seeds or fertilizers that are the granules is accommodated in each of the plurality of accommodating units, and one of the direct seeding tubes out of the two direct seeding tubes arranged close to each other. And the fertilizer is fed into the other direct sowing tube,
The flooded direct sowing apparatus according to claim 1. The direct sowing tube is detachably provided in communication with the downstream side of the transport tube, and the direct sowing tube can be detached from the transport tube and switched to either the first state or the second state. Being
The flooded direct sowing apparatus according to claim 1 or 2, characterized in that. The transport pipe is detachably provided on the feeding member, and the direct sowing tube can be switched between the first state and the second state by removing the transport pipe from the feeding member. ,
The flooded direct sowing apparatus according to claim 1 or 2, characterized in that.

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