JPH1056824A - Linear direct water seeding device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a linear direct water seeding device surely having a passageway for control works, imparting a sparsely planted state even when seeded the same amount of seeds per TAN (about 1,000m<2> ) are seeded in comparison with a stripe seeding and surely keeping more effective number of tillers. SOLUTION: In this linear direct water seeding device, seed-delivering rollers are installed at the bottoms of suitable numbers of seed-holding hoppers, blowing pipes are extended to pass under the delivering rollers and the tips of each of the blowing pipes are connected to seeding pipes 18a-18c installed on a boom extended crosswise to the traveling direction, each of the seeding pipes 18a-18c is installed with branching pipes 27 and 28. Preferably, furrow making plates 20 which make suitable numbers of furrows 26 on the ground GL in front of the traveling direction are installed and contact pressure-adjusting means 21a and 23 against the ground GL are installed at the fixing part of the furrow making plate.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a direct sowing apparatus, and more particularly, to a band-like flooded direct sowing apparatus provided with a groove forming means for covering seeds and preventing flow.

[0002]

2. Description of the Related Art Conventionally, as a direct sowing method for paddy rice and the like, a sowing method or a sowing method has been proposed.

[0003]

The above-mentioned sowing is so-called dispersal, and there are problems that the number of budding on the surface increases and that a passage required for the subsequent management work cannot be secured. Also, in the case of row sowing, unlike the above-mentioned sowing, there is little surface budding and a passage for management work is secured, but it is sowed densely in a narrow strip width, and the number of rice grains and the inter-strain tend to vary. Was left.

[0004] In view of the above, the present invention provides good soil cover, suppresses surface budding, secures a passage necessary for management work, and provides a coarse planting state even when the same counter-equivalent seed amount is sown as compared to the sowing method. It is an object of the present invention to provide a zonal inundation direct sowing apparatus capable of securing a greater number of effective tillers.

[0005]

In order to solve the above-mentioned problems and to achieve the object, the present invention provides a method for feeding seeds at the bottom of an appropriate number of seed storage hoppers, and a blower pipe below each of the feeding means. Are extended and connected to an appropriate number of seed sowing tubes provided at appropriate intervals on a boom whose tip extends in a direction intersecting the seed sowing direction, and the various seed sowing tubes are provided at predetermined intervals. It is configured to be provided with branch pipes spaced apart, and preferably configured to have groove forming means for forming an appropriate number of grooves on the ground in front of the seed sowing progress direction corresponding to the branch pipe. And a means for adjusting the pressure applied to the ground at the mounting portion of the groove forming means.

[0006]

Embodiments of the present invention will be described with reference to the drawings. The device of the present invention is generally used by being detachably mounted on a traveling vehicle 1 such as a passenger management machine as shown in FIG.

However, the vehicle may be a dedicated vehicle integrally assembled with a passenger management machine or the like, and is not necessarily limited to a vehicle mounted on a passenger type traveling vehicle.

[0008] In the embodiment shown in Fig. 2, the band-like flooded direct sowing apparatus of the present invention is a folding stand 2 for placing on the ground.
And is symmetrically provided on the left and right of a frame 3 which can be moved up and down via a lift device (not shown) of the traveling vehicle 1. Therefore, only one side will be described in the following description.

First, on the upper part of the frame 3, an appropriate number of seed storage hoppers 4a, 4b and 4c with lids are provided. In the figure, 5 is a seed such as seed rice.

The seed storage hoppers 4a, 4b and 4c
As shown in FIGS. 1, 2 and 3, respectively, the lower part is narrowed, and more preferably, for example, the lower part is loosely bent to the side as shown in FIG. A feeding roll 6 is provided as feeding means.

That is, the seed storage hoppers 4a, 4a
When the load of the seeds 5 filled in b and 4c is directly applied to the seeds 5 of the pay-out roll 6 directly below, the calper coating layer and the like of the seeds 5 are damaged by friction between the pay-out rolls 6 and the like. Therefore, as described above, the position of the feeding roll 6 is deviated.

The feeding roll 6 is provided with a predetermined amount of seeds 5.
Is measured and supplied to blower tubes 10a, 10b, and 10c to be described later, and is configured as an impeller type in the embodiment shown in FIG.

That is, an impeller 8 made of a synthetic rubber or the like having an appropriate hardness without damaging the seeds 5 is provided around a central shaft 7 rotated by a motor (not shown).
Are radially provided, and a casing 9 surrounds the periphery thereof. A lower portion of the casing 9 is opened, and a connecting portion 11 of blower tubes 10a, 10b, and 10c described later is formed in the opening.
Is configured.

Next, the blower tubes 10a, 10b and 10c are extended below the feeding roll 6, that is, through the lower opening of the casing 9, respectively. Specifically, the blower tubes 10a, 10b, and 10 are provided at the rear end of the connecting portion 11 provided at the lower open portion of the casing 9.
c is concatenated.

Next, the blower tubes 10a, 10b and 10c
The mechanism for blowing air to the air is described. A centrifugal blower 12 is provided at an appropriate position on the frame 3, and is driven by an electric motor 13 supported by the frame 3 via a V belt or the like 14.

Further, a main air duct 15 is extended from an air outlet of the blower 12 and connected to an air distribution casing 16 supported by the frame 3.

Further, the air flows from the air distribution casing 16 through the connecting pipe 11a at the front end of the connecting portion 11 and passes below the feed roll 6 provided at the bottom of each of the seed storage hoppers 4a, 4b and 4c. , The air pipe 10
a, 10b and 10c.

Further, each of the blower tubes 10a, 10b and 10
c is provided integrally with the frame 3 and extends in a direction intersecting the seed sowing direction.
A seed sowing tube 18 provided at an appropriate interval on a boom 17 disposed at a predetermined interval rearward in the traveling direction in parallel with
a, 18b, 18c, 18d, 18e and 18f.

In the embodiment shown in the drawings, the blower tubes 10a, 10b and 10c are each constituted by a flexible hose, supported and guided by the boom 17, and the seed sowing tubes 18a, 18b, 18c, 18d, 18e and 18f.

That is, from the first blower tube 10a to the two seed sowing tubes 18a and 18b, from the second blower tube 10b to the two seed sowing tubes 18c and 1b.
8d, and the seeds 5 are supplied from the third blower pipe 10c to the two seed sowing pipes 18e and 18f by blowing air, respectively.

Specifically, the first seed sowing tube 18a
Is connected to the downstream side in the first blower tube 10a and the downstream side in the blower tube 10b to which the third seed sowing tube 18c is connected, and to the fifth side to which the fifth seed sowing tube 18e is connected. As shown in FIG. 2, FIG. 3 and FIG. 6, on the downstream side in the blower tube 10c, the blower tubes 10a, 10b and 1
A semi-lunar-shaped seed control plate 19 that vertically divides the inner diameter of 0c into two is provided at right angles to the blowing direction.

Therefore, the seed 5 supplied by the first blower tube 10a is stopped from being transported downstream by the half-moon-shaped seed control plate 19, and the seed sowing on the upstream side is stopped. The remaining half is supplied to the tube 18a, and the remaining half passes through the opening side of the half-moon-shaped seed control plate 19 and is supplied to the downstream seed sowing tube 18b.

Similarly, half of the seed 5 supplied by the second blower pipe 10b is stopped by the semi-lunar-shaped seed control plate 19, and is supplied to the upstream seed sowing pipe 18c to remain. One half passes through the opening side of the half-moon-shaped seed control plate 19 and the downstream side sowing pipe 18
d.

Further, similarly, half of the seed 5 supplied by the third blower pipe 10c is stopped by the semilunar-shaped seed control plate 19 and supplied to the upstream seed sowing pipe 18e. The remaining half passes through the opening of the half-moon-shaped seed control plate 19 and is supplied to the downstream seed sowing pipe 18f.

Further, in the embodiment shown in the drawings, in order to simplify the structure such as reducing the number of blower tubes, etc., and in order to reliably perform the band-like direct sowing, the respective seed sowing tubes 18a to 18f are provided at predetermined intervals. The branch pipes 27 and 28, specifically, are forked.

The respective seed sowing tubes 18a
The distance between the bifurcated branch pipes 27 and 28 of 18 to 18f is
For example, in FIG. 7, the length is about 30 cm, and the sowing width of each of the bifurcated branch pipes 27 and 28 is about 10 cm.
cm.

As a result, about 5 branches are provided on the left and right sides immediately below the bifurcated branch pipes 27 and 28, respectively.
cm, so that a passage P in which no crop of about 20 cm is planted is formed between the branch pipes 27 and 28 which are bifurcated. Becomes

It is desirable that a plurality of the above-described bifurcated seed sowing pipes 18a to 18f are prepared in accordance with the intended use, and are configured to be detachably attached to the blower pipes 10a, 10b and 10c.

Further, in the present invention, the various seeding tubes 18 are provided.
A groove forming plate 20 is provided as groove forming means for forming an appropriate number of grooves 26 on the ground GL in the forward direction (forward direction in the traveling direction) corresponding to seeds a to 18f.

As shown in FIGS. 1 and 5, each of the grooved plates 20 has a support rod 21 which is vertically suspended from the tool bar 30 at the same interval as the various seeding tubes 18a to 18f by a half pitch. Formed in a suspended state at the lower end of the base via a swing arm 21a to form a V-shaped or U-shaped groove 26 in the ground GL to be sown.
Is formed and is itself composed of a relatively heavy material.

Further, if necessary, a pressure adjusting means 23 comprising a spring or the like capable of adjusting the pressing force of the working groove plate 20 against the ground GL is provided at the mounting portion between the support rod 21 and the working groove plate 20.

That is, in the case of the soft ground GL, the groove 26 having a required depth can be formed only by the weight of the groove plate 20. However, when the ground is relatively hard, the pressure adjusting means 23 By adjusting the pressing force of the groove plate 20 against the ground GL, the groove 26 having a required depth can be formed.

In the figure, reference numerals 24 and 25 denote joints provided on the boom 17, and the boom 17 is used for transportation and storage.
Is configured to be folded. Although not shown in detail, the height of the boom 17 provided with the seed sowing tubes 18a to 18f can be freely adjusted.

As shown in FIG. 1, the apparatus of the present embodiment having the above-described configuration is mounted on a traveling vehicle 1 that travels in a paddy field filled with water so that the seed sowing pipe 18a is filled in advance.
The height from 18f to 18f and the contact state of the grooved plate 20 are adjusted.

Then, the blower 12 is rotated by a motor 13 via a V-belt or the like 14, and the feeding roll 6 is rotated at a predetermined speed.

As a result, the air blown from the blower 12 flows from the main blower pipe 15 through the blower distribution casing 16 to a position below the feed roll 6, specifically, the blower pipes 10a, 10a,
b and 10c, and the seeds 5 supplied from the seed storage hoppers 4a, 4b, and 4c to the respective connection portions 11 are respectively supplied to the blower tubes 10a, 1b, and 10c.
Transport to 0b and 10c.

For example, as described above, half of the seeds 5 conveyed to the first blower tube 10a are provided halfway in the blower tube 10a connected to the upstream seed sowing tube 18a. Stopped by the seed control plate 19 and supplied to the upstream seed sowing tube 18a, and the remaining half passes through the opening of the semilunar seed control plate 19 and enters the downstream seed sowing tube 18b. Supplied.

Further, various seeding tubes 18a, 18
As shown in FIGS. 5, 7 and 8, the branch pipes 27, 28 branched into two branches are seeded with a predetermined width into the grooves 26 formed in the ground GL by the groove forming plate 20. The seed sowing action as described above is performed by the second blower tube 10b and the third
The same applies to the blower tube 10c.

Then, the seeds 5 sown in the groove 26 formed on the ground GL by the groove plate 20 are thereafter moved to the groove 26.
Is naturally moved in a lower direction, the groove 26 is smoothed by natural flow of soil, and the groove 26 is smoothed by additional supply of water.

[0040]

According to the present invention, unlike the case of dissemination, when the soil coverage is good, the surface budding is suppressed, the passage required for the management work is secured, and the same amount of the counter-equivalent seed is sown as compared with the case of the sowing. However, the plant is in a rough planting state, and the effect of securing more effective tillers can be obtained.

[Brief description of the drawings]

FIG. 1 is a partially omitted use state perspective view of a band-like flooded direct sowing apparatus according to an embodiment of the present invention.

FIG. 2 is a partially omitted rear view of FIG. 1;

FIG. 3 is a partially omitted perspective view of a seed storage hopper section and a blower pipe section.

FIG. 4 is a partially cutaway rear view showing an embodiment of the seed hopper.

FIG. 5 is a perspective view of a groove plate portion.

FIG. 6 is a cross-sectional view of a semi-moon-shaped seed control plate provided at a predetermined position in each blower tube.

FIG. 7 is a rear view showing a relationship between a groove formed on the ground and a seed sowing width.

FIG. 8 is a right side view showing a relationship between a seed sowing tube and a groove plate.

[Explanation of symbols]

 4a, 4b, 4c Seed storage hopper 5 Seeds 6 Feeding roll (feeding means) 10a, 10b, 10c Air blower pipe 17 Boom 18a to 18f Seeding seed pipe 20 Groove plate (groove means) 21a Swing arm (press adjusting means) 23 Spring (pressing adjustment means) 26 Groove 27, 28 Branch pipe GL Ground

 ──────────────────────────────────────────────────続 き Continuing from the front page (71) Applicant 000195568 Biological Technology Research Institute 1-40-2 Nisshincho, Omiya City, Saitama Prefecture (72) Inventor Yoshiaki Hironaka 1-7-2 Suehirocho, Ome City, Tokyo (72) Inventor Miki Nobuyuki 1-7-2 Suehirocho, Ome City, Tokyo, Japan Incorporated Company (72) Inventor Susumu Miyashita 1-7-2, Suehirocho, Ome City, Tokyo 2 Co., Ltd. 72) Inventor Kenji Nogami 1 Rinosawa, Sanbongi, Towada-shi, Aomori Prefecture 259 Inside Sasaki Corporation (72) Inventor Ryoji Kuji 1-Rinosawa, Sanbongi, Towada-shi, Aomori Prefecture 259 Sasaki Corporation ( 72) Inventor Hatsuda Kogyo Co., Ltd. Akita Hiroshi Nishimura 1-40-2 Nisshin-cho, Omiya City, Saitama Prefecture Inside the Biological Specified Industrial Technology Research Promotion Organization (72) Inventor Kazunori Hayashi 1-40-2 Nisshin-cho, Omiya City, Saitama Prefecture Biological Specified Industrial Technology Research Promotion Organization (72) Inventor Hiroyuki Abe 1-40-2 Nisshin-cho, Omiya City, Saitama Prefecture Inside the Research Institute for Biological Sciences (72) Inventor Takashi Goto 1-40-2 Nisshin-cho, Omiya City, Saitama Prefecture Biological Specified Industries Within the Technology Research Promotion Organization (72) Inventor Mitsuhiro Horio 1-40-2 Nisshincho, Omiya City, Saitama Prefecture Within the Biotechnology-Specific Industrial Technology Research Promotion Organization (72) Inventor Tomohiko Ichikawa 1-440-2 Nisshincho, Omiya City, Saitama Prefecture Within the Research Institute for Specified Biological Technology

Claims (3)

[Claims] 1. An appropriate number of seed storage hoppers (4a, 4b,
4c) means for feeding out seeds 5 (6,
6, 6) are provided, and blower pipes (10a, 10b, 10) are respectively passed under the feeding means (6, 6, 6).
c) is extended and the respective air ducts (10a, 10a) are extended.
b, 10c) are connected to an appropriate number of seed sowing pipes (18a, 18b, 18c...) provided at appropriate intervals on a boom (17) extending in a direction intersecting the seed sowing progress direction, The various seeding tubes (18a, 18b, 18c ...)
·) Is provided with branch pipes (27, 28) spaced at a predetermined interval. 2. An appropriate number of grooves (2) in the ground (GL) in the forward direction of seed sowing corresponding to the branch pipes (27, 28).
Groove means (20,20,20 ...) for making 6,26 ...)
The belt-shaped flooded direct sowing apparatus according to claim 1, comprising: 3. The groove forming means (20, 20, 20,...)
The band-like flooded direct sowing apparatus according to claim 1 or 2, wherein a pressure adjusting means (21a, 23) for the ground (GL) is provided at the attachment portion of ().