JP2736298B2 - Nursery facilities - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling raising facility for raising rice seedlings or the like that can be seeded using a rice transplanter or the like, and is used in a greening room or the like of the facility.

[0002]

2. Description of the Related Art Seedling raising facilities provided with watering means for uniformly and evenly watering seedlings in a large number of stacked seedling raising boxes so that uniform seedlings can be produced on a large scale while saving labor. Is proposed, for example, in Japanese Patent Publication No. 4-51130.

[0003]

Although the prior art disclosed in the above publication is useful as such, the following problems remain. That is, all the seedlings in the left and right seedling raising boxes that are stacked are irrigated both in the forward path and the return path, so the number of nozzles is extremely large.

As the number of nozzles increases, the amount of water jetted at one time increases, which requires expensive high-pressure pumps, and maintenance of each nozzle is very troublesome and troublesome. Further, since the nozzle is relatively expensive, the cost occupied by the facility is very large. In particular, the cost of the facility is increasing due to the large-scale seedlings being piled up.

[0005] Therefore, an object of the present invention is to enable uniform watering of the seedlings in the left and right seedling raising boxes even if the number of nozzles is reduced to half that of the prior art.

[0006]

According to the present invention, there is provided a cart row 4 in which a plurality of carts 3 provided with multi-tiered seedling raising boxes 2 which can be inserted and removed in a horizontal direction with a vertical interval are arranged in a row. Row 4
A plurality of rows are provided with an interval 5 therebetween, and a traveling gantry 6 is provided above the plurality of trolley rows 4 so as to extend along the direction traversing the trolley rows 4 and reciprocate along the trolley rows 4, It extends vertically downward from the traveling platform 6 and the space 5
Nozzle pipes 7 are located inside the seedlings 2 in the seedling box 2 at each stage in the vertical direction.
The following technical measures have been taken to achieve the above-mentioned object in the seedling raising facility equipped with a plurality of the above in the nozzle pipe 7.

That is, in the present invention according to the first aspect, the nozzles 8 are arranged in a line along the substantially entire length of the nozzle pipe 7 at intervals in the longitudinal direction of the nozzle pipe 7. Is provided at a position above the row of nozzles 8. In the present invention according to claim 2, in claim 1,
The arrangement of the nozzles 8 with respect to the nozzle pipe 7 is staggered left and right. Further, in the invention according to claim 3, the nozzle 8 is provided corresponding to one of the left and right seedling raising boxes 2 with an interval between the upper and lower seedling raising boxes 2, and the nozzle pipe 7 is attached to the vertical axis center. It is characterized by comprising rotating means 24 which rotates around and makes the nozzle 8 correspond to the other seedling raising box 2.

[0008]

According to the present invention, when watering the seedlings of the seedling box 2 provided in multiple stages with the left and right trolley rows 4 spaced apart in the vertical direction, the present invention according to the first aspect of the present invention, 1
As shown in the figure, except for the seedling box 2 for each stage on the left and right, watering is performed by jetting out of the nozzle 8 provided in the nozzle pipe 7, and the traveling platform 6
In the return path, as shown in FIG. 2, the nozzle pipe 7 is raised and lowered by the lifting means 20 to irrigate the left and right one-stage seedling raising boxes 2 which are not watered in the return path. During the irrigation of this reciprocating path, the jet water from the nozzles 8 may collide with each other because the nozzles 8 are lined up at intervals in the longitudinal direction of the nozzle pipe 7. Therefore, water drops due to collisions are less likely to drop, and in addition, since the lifting / lowering means 20 is located above the row of nozzles 8, it becomes difficult for water or the like to splash. In addition, the strength of the nozzle pipe 7 is reduced by forming the nozzle 8
Even if a plurality of 8 are provided, sufficient strength can be secured.

According to the third aspect of the present invention, as shown in FIG. 10, the nozzle 8 is made to correspond to all of the left and right stacked seedling raising boxes 2 on the outward path of the traveling gantry 6 through the nozzle pipe 7. The fed water or the like is irrigated by the ejection of the nozzle 8. On the other hand, on the return path of the traveling gantry 6, the nozzle 8 is moved by the rotating means 24 as shown in FIG.
Invert 180 °, and water all the seedling boxes 2 on either the left or right.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In FIG. 6 showing the overall configuration, a greening room 1 constituting a nursery facility is provided with a nursery box 2 shown in FIG. A bogie row in which a plurality of bogies 3 are arranged in rows so as to be freely insertable into and removable from the bogie 3 shown in FIG.
A plurality of trains 4 are provided at intervals 5 between the bogie trains 4.

A traveling gantry 6 is provided above the plurality of trolley rows 4 so as to be able to reciprocate along the trajectory row 4 and along the direction traversing the trolley rows 4. A nozzle pipe 7 is provided which extends to the inside and is located within the interval 5. The nozzle pipe 7 is provided with a nozzle 8 which is individually irrigated while moving to the seedlings of the seedling raising box 2 in each stage in the vertical direction. There are multiple.

The seedling raising box 2 is exemplified for a mat seedling as shown in FIG. 5, and has a bottom plate having a water permeable hole 2A formed therein. The seedling E is planted as shown in FIG. It is standing. The trolley 3 is framed in a rectangular shape as shown in FIG. 4, has running wheels 3A at its lower part, and has shelves 3B at intervals in the vertical direction. In the embodiment shown in the drawing, two seedling raising boxes 2 are arranged side by side on the left and right sides of the carriage 3 so that they can be freely inserted and removed.

The running wheels 3A roll linearly on rails laid in a greening room, and may be either a self-propelled type or a towed or pushed type. The building 9 constituting the greening room 1 is provided with a pair of right and left rails 10 laid in the longitudinal direction of the building, that is, parallel to the longitudinal direction of the bogie train 4 as shown in FIGS. A saddle portion 6A of the gantry 6 is suspended and supported, and can be reciprocated by a traveling motor 11 or the like.

A water supply gutter 12 is provided in the building 9 in parallel with the rail 10 for the traveling gantry 6, and water in the water gutter 12 is supplied by a pump 13 provided on the gantry 6 through a water suction pipe 14. Inhalation is possible. A water supply pipe 15 is connected to the discharge side of the pump 13 along the longitudinal direction of the gantry 6, and a nozzle pipe 7 is connected to the water supply pipe 15 via a connection elbow 16 as shown in FIGS. Have been.

In the first embodiment of the present invention according to the first aspect shown in FIGS. 1 to 3, the nozzle 8 is provided for all the seedling raising boxes in the upper and lower stages.
2 and instead of corresponding to every other nursery box 2, they are arranged side by side and communicate with the nozzle pipe 7.
The water discharged from the pump 13 and other chemicals are uniformly irrigated from the left and right directions. That is, the nozzle
Reference numeral 8 denotes a nozzle pipe at an interval in the longitudinal direction of the nozzle pipe 7.
7 are arranged in almost the entire length, and the arrangement is arranged in a zigzag arrangement on the left and right sides, so that collision of water spouting from the nozzle 8 is reduced. Nozzle pipe 7 is connection elbow
The upper part thereof is connected to a flexible hose 16 via a flexible hose 17 and is movable up and down by a lifting means 20 exemplified by a fluid cylinder 18 and a rod 19 thereof.
Even if the number of the nozzles 8 is reduced to half the number of the conventional example, the nozzle pipe 7 is moved up and down to uniformly water the seedlings and the like in all the seedling raising boxes 2. Further, the elevating means 20 is provided at a position above the portion where the nozzles 8 are arranged, thereby preventing the water jetted from the nozzles 8 from splashing.

The flexible hose 17 allows the nozzle pipe 7 to move up and down, and allows the nozzle pipe 7 to escape when the nozzle pipe 7 comes into contact with or collides with another object. The provision of the weight 21 prevents the nozzle pipe 7 from swaying due to movement during traveling. Therefore, at least every other nursery box in the upper and lower tiers while moving the traveling platform 6 in the forward path in the state shown in FIG.
Then, the nozzle pipe 7 is moved up and down by the elevating means 20 while the traveling platform 6 is moving backward,
The remaining at least one other nursery box 2 is uniformly watered as shown in FIG.

FIG. 9 shows a second embodiment of the present invention according to the first aspect. In the first embodiment, each of the nozzle pipes 7 can be individually raised and lowered. In the embodiment, a plurality of nozzle pipes 7 can be moved up and down by a relay member 22 interlocked with the lifting / lowering means 20 and a connecting member 23 provided on the relay member 22. And the control can be made easier.

The other parts are the same as those in the first embodiment, and the common parts are indicated by the same reference numerals. 10 and 11 show a first embodiment of the present invention according to claim 3,
The nozzles 8 provided in the nozzle pipe 7 correspond to the upper and lower seedling raising boxes 2, respectively, and correspond to one of the left and right seedling raising boxes 2, and the nozzle pipe 7 is moved around its axis. The difference from the embodiment according to the first aspect is that a rotating means 24 for rotating is provided, and the other parts are common to the above-described configuration.

The upper part of the nozzle pipe 7 is a rotary connecting member.
Connected to the water supply pipe 15 via 24A
24 includes a pinion 26 rotated by an electric motor 25, and the pinion 26 is engaged with a rotary connection member 24A. Therefore, in the embodiment of the present invention according to claim 2, during the outward movement shown in FIG. 10, water is uniformly applied to each stage of the seedling raising box 2 on the left side. In accordance with 2, the water is uniformly irrigated in each stage.

FIGS. 12 (A) and 12 (B) show a second embodiment of the present invention according to claim 3, in which a vertical pinion 26 is provided on a pinion shaft 28 rotatably supported by a bearing 27 on a traveling platform 6, and By reciprocating the rack 29 that meshes with the upper pinion 26 by the fluid cylinder 30, the nozzles 8 of the plurality (including all) of the nozzle pipes 7 can freely change the left and right positions. FIG.
3 (A) and 3 (B) show a third embodiment in which two or more nozzle pipes 7 are rotated by an electric motor 31 and an endless winding body 32. In each embodiment of the present invention described above, the following improvements can be freely made.

In each of the embodiments of the present invention described above, the following improvements can be freely made. Provide an electromagnetic opening / closing valve at the inlet of each nozzle pipe to control the amount of jet. The ascending / descending nozzle pipe has a nested structure, and in the case of a ascending / descending nozzle pipe, nozzles are arranged every two nozzles.

[0022]

According to the present invention described in detail above, the number of nozzles can be greatly reduced as compared with the conventional example, whereby the pump can be reduced in pressure and inexpensive, and the control and maintenance of the nozzles can be greatly improved. Savings can be achieved and costs can be reduced.

[Brief description of the drawings]

FIG. 1 is an elevational view of a main part in a forward step of a first embodiment of the present invention according to claim 1;

FIG. 2 is an elevational view of a main part in a return path step of the first embodiment of the present invention according to claim 1;

FIG. 3 is a cross-sectional view illustrating a watering state.

FIG. 4 is a perspective view of a cart.

FIG. 5 is a perspective view of a nursery box.

FIG. 6 is an elevational view of the entire seedling raising facility.

FIG. 7 is a schematic plan view of a seedling raising facility.

FIG. 8 is a schematic perspective view of a seedling raising facility.

FIG. 9 is an elevational view of a main part of a second embodiment of the present invention according to claim 1;

FIG. 10 is an elevational view of a main part in a forward step of the first embodiment of the present invention according to claim 2;

FIG. 11 is an elevational view of main parts in a return path step of the first embodiment of the present invention according to claim 3;

FIG. 12 shows a second embodiment of the present invention according to claim 3,
(A) is an elevation view and (B) is a plan view.

FIG. 13 shows a third embodiment of the present invention according to claim 3,
(A) is an elevation view and (B) is a plan view.

[Explanation of symbols]

 2 Nursery box 3 Bogie 4 Bogie row 5 Spacing 6 Running stand 7 Nozzle pipe 8 Nozzle 20 Elevating means 24 Rotating means

Claims (3)

(57) [Claims] A trolley row (4), in which a plurality of trolleys (3) provided with a plurality of tiered carts (3) which can be inserted and removed in a horizontal direction and arranged at intervals in a vertical direction are arranged in a row, 4) A plurality of rows are provided with an interval (5) therebetween, above the plurality of bogie rows (4), along the direction crossing the bogie rows (4) and along the bogie rows (4). A traveling platform (6) capable of reciprocating travel is provided, and the traveling platform is
(6) extending vertically downward from the space (5)
A plurality of nozzles (8) for individually irrigating while moving the seedlings in the seedling box (2) at each stage in the vertical direction are provided in the nozzle pipe (7). In a seedling raising facility, the nozzles (8) are arranged in a row along the substantially entire length of the nozzle pipe (7) at intervals in the longitudinal direction of the nozzle pipe (7). Elevating means that moves up and down in the vertical direction
A seedling raising facility characterized in that (20) is provided above the row of nozzles (8). 2. The seedling raising facility according to claim 1, wherein the arrangement of the nozzles (8) with respect to the nozzle pipes (7) is a staggered arrangement on the right and left sides. 3. A trolley row (4) in which a plurality of trolleys (3) each having a plurality of tiered carts (3) which are vertically insertable and removable in a horizontal direction and which can be inserted and removed are arranged in a row. 4) A plurality of rows are provided with an interval (5) therebetween, above the plurality of bogie rows (4), along the direction crossing the bogie rows (4) and along the bogie rows (4). A traveling platform (6) capable of reciprocating travel is provided, and the traveling platform is
(6) extending vertically downward from the space (5)
A plurality of nozzles (8) for individually irrigating while moving the seedlings in the seedling box (2) at each stage in the vertical direction are provided in the nozzle pipe (7). In the seedling raising facility, the nozzle (8) is provided corresponding to one of the left and right seedling raising boxes (2) with an interval between upper and lower seedling raising boxes (2),
A nursery facility comprising a rotating means (24) for rotating a nozzle pipe (7) about a vertical axis to make a nozzle (8) correspond to the other nursery box (2).