JPH0767357B2 - Automatic submersion system for synthetic resin mats for raising seedlings - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic submersion apparatus for raising a seedling-producing synthetic resin mat for automatically injecting a predetermined amount of water into the synthetic resin mat used for hydroponic cultivation.

[0002]

2. Description of the Related Art Seeding in hydroponics is carried out on a mat using a synthetic resin mat (hereinafter referred to simply as mat).

Further, in order to make the germination uniform, it is necessary to completely remove the air from the mat so that the entire mat is submerged.

Therefore, conventionally, in order to submerge the mat for raising seedlings of this type,

(1) An operator puts about 3 to 5 mats in a water tank, presses them evenly with a box-like object from above to remove air from the mats, and then removes the pressers. Submerge inside.

(2) Alternatively, a pair of compression rolls are provided at the inlet of the water tank with an inclination toward the water tank side, the mat is compressed by the pair of compression rolls, air is removed from the mat, and immediately fed into the water tank. , Soak the mat in the water tank.

[0007] After that, in both the former case and the latter case, the nursery box without holes is sequentially placed in the water tank, and the nursery box is held under the mat in the water tank.
A mat of mats is put in and the mats are picked up from the aquarium by picking up the mats from the aquarium.

[0008]

The above-mentioned conventional means for submerging the mat for raising seedlings is as follows.

(1) The operator operates the mats one by one in the water tank and puts them in the seedling raising box to take them out, which requires manpower and is time-consuming and inefficient, which is suitable for large-scale management. Not not.

(2) The work is heavy work, and the operator is very tired after a long time.

(3) When the nursery box containing mats is taken out of the aquarium, water is discharged from the nursery box, so that the water spills out and the work place becomes full of water and becomes dirty.

(4) This is troublesome because the amount of water in the mat is manually adjusted by manually stroking the mat one by one so that there is no water on the surface of the mat.

[0013]

According to the present invention, a synthetic resin mat placed in a nursery box which is intermittently transferred by a conveyor is compressed by a water box whose bottom plate is a wire mesh, and at the same time, in the water box. A predetermined amount of water is supplied to the mat, and then the water supply box is separated from the mat to allow the water in the water box to enter the mat and to be watered in the mat in a predetermined amount, and to vent the air in the mat and to a predetermined amount in the mat. It is an object of the present invention to provide an automatic water injecting device into a synthetic resin mat for raising seedlings, which automatically and quickly and appropriately inundates, saves manpower and time, and improves work efficiency.

That is, a bottom plate is provided with a wire mesh (4) above a conveyor (a) for intermittently transferring a nursery box (3) containing a synthetic resin mat (2) having a large number of cuts (1). A water supply box (6) which is intermittently moved up and down by a drive mechanism (5) to move into and out of the seedling raising box (3) almost at full capacity, and a fixed amount of water is supplied to the water supply port (7) of the water supply box (6). A water supply hose (9) provided with a gauge (8) is connected, and water is supplied between the transfer conveyor (a), the drive mechanism (5), and the fixed quantity water supply gauge (8) when the transfer conveyor (a) is stopped. The box (6) descends and the mat (2) is compressed by the water supply box (6), and at the same time, a predetermined amount of water is supplied into the water supply box (6), and then the water supply box (6) rises. A synthetic electric tree for raising seedlings was constructed by constructing an automatic submersion device in the synthetic resin mat for raising seedlings by providing a control electric circuit. Automatically performed quickly accurately a predetermined amount of water from entering the air vent and within the mat in the mat, the purpose of improving work efficiency by saving manpower and time,
The mat in the nursery box was compressed by lowering the water supply box whose bottom plate was made of wire mesh, and at the same time, a predetermined amount of water was supplied into the water supply box and then the water supply box was raised.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show one embodiment of the present invention, and the structure thereof will be explained with reference to the drawings. (A) is a conveyor of a roller conveyor, (10) is an intermittent drive motor of the conveyor (a), A rotating shaft (11) of the motor (10)
The drive shaft (12) of the transfer conveyor (a) is connected by the chain transmission mechanism (13) to drive the transfer conveyor (a) intermittently.

(2) is a sponge-like synthetic resin mat for raising seedlings, in which a plurality of cross-shaped cuts (1) are made in the upper and lower parts so as to correspond to each other, and are vertically passed through the central part between the cuts (1). Form a snail-shaped cut (14). (3) is a nursery box without holes, and the mat (2) is placed in the nursery box (3).

(B) is an automatic feeder for raising seedlings installed above the rear part of the conveyer conveyor (a). A large number of seedling raising boxes (3) containing mats (2) are stacked and the conveyer conveyor ( Every time a) is stopped, the seedling raising box (3) containing the mat (2) at the lower end is dropped and supplied onto the conveyor (a).

(C) shows a mat automatic submersion device installed above the conveyor (a) in front of the automatic nursery box feeder (b), (15) its underframe, (5) its underframe ( 15) Shows the water supply box drive mechanism provided in the center of the upper piece,
Reference numeral (16) is a bearing on both sides fixed to the central portion of the lower surface of the upper piece of the underframe (15), and the shaft rod (18) of the cam (17) is fitted to the bearing (16). (19) is an intermittent drive motor mounted on the central portion of the underframe (15), and the rotary shaft (20) and the shaft rod (18) of the motor (19) are connected to the chain transmission mechanism (2).
Connect according to 1).

(6) is a water supply box which can be put in and out of the nursery box (3) almost completely, and whose bottom plate is made by punching wire mesh (4),
The guide rods (22) erected on the four corners of the water supply box (6) are vertically movably inserted into the through holes of the upper piece of the underframe (15), and the upper ends of the guide rods (22) ( A spring (2) fitted to the guide rod (22) is provided between the upper frame piece (23) and the upper frame (15).
4) is interposed, and the water supply box (6) is lifted by the elasticity of the spring (24) and held in contact with the cam (17).

(7) is a water supply port provided in the middle part of the upper plate of the water supply box (6), and a fixed amount water supply gauge (8) is provided in the middle part of a water supply hose (9) whose one end is connected to the water supply port (7). The other end of the water supply hose (9) is connected to a water supply device (not shown). (25) is the dog attached to the water supply box (6), (2
6) is a sensor provided on the underframe (15) corresponding to the dog (25), (27) is a drain gutter attached below the mat automatic water immersion device (c), and (28) is a water supply box (6). Is a predetermined amount of water supplied to.

(D) shows an automatic control hydroponic seeder installed above the conveyor (a) in front of the mat automatic submersion system (c), and (29) its operation panel, (3)
0) is seed hops.

(E) is an irrigation device installed above the transport conveyor (a) in front of the hydroponic seeder (d).

Although not shown, an intermittent drive motor (10) for the transfer conveyor (a), a seedling box automatic supply device (b), a constant water supply gauge (8) for the mat automatic submersion device (c), and an intermittent drive. Motor (19) and sensor (2
6) An automatic control electric circuit is provided between the operation panel (29) of the hydroponic seeder (d) and the irrigation device (e).

The operation will be described. A large number of mats (2) containing seedling raising boxes (3) are stacked and supplied to the automatic seedling raising box feeder (b), and seeds are put into the hopper (30) of the seeding machine (d) to operate the machine. If started, the transmission mechanism (13) and the drive shaft (12) from the rotary shaft (11) of the motor (10).
The carrier conveyor (a) is intermittently rotated after passing through, and as shown in FIG. 1, the mat (2) -containing nursery boxes (3) located in the nursery box automatic supply device (b) on the carrier conveyor (a) are sequentially arranged. ) Is an automatic submersion system for mats (c), a seedling raising box (3) containing mats (2) located in the automatic submersion system for mats (c) is a hydroponic seeder (d), and a hydroponic seeder (d). When the seedling raising box (3) containing the mat (2) located in the position reaches the front part of the transport conveyor (a), the rotation of the motor (10) is stopped for a certain time, for example, 20 seconds, and the transport conveyor (a) is stopped. ) Stops rotating.

Each time the transport conveyor (a) stops rotating,

In the automatic nursery box feeding device (b), the seedling raising box (3) containing the mat (2) at the lower end is a conveyor (a).
Supplied by falling on.

In the automatic mat submersion system (c), as shown in FIG.
The motor (19) starts to rotate from the state where the water supply box (6) rises as shown in (4), and the cam (17) is rotated from its rotation shaft (20) via the transmission mechanism (21) and the shaft rod (18). Since the cam (17) rotates in the direction of the arrow to lower the water supply box (6), the water supply box (6) resists the elasticity of the spring (24) and its guide rod (22) is attached to the underframe (15). It slides and descends in parallel, and as shown in FIG. 7, the mat (2) is compressed against the elasticity by the water supply box (6) to deaerate the mat (2).

At the same time, the metered water supply gauge (8) is operated to supply a predetermined amount of water (5 liters) (28) from the hose (9) into the water supply box (6) as shown in FIG.

After that, after the cam (17) has rotated one quarter as shown in FIG. 7, the water supply box with the guide rod (22) is sequentially operated by the elasticity of the spring (24) as the cam (17) rotates. As (6) rises, the mat (2) expands due to elasticity, and the water (28) in the water supply box (6) becomes woven wire (4).
It penetrates into the mat (2) through the mesh of.

Then, as shown in FIG. 8, when the cam (17) makes one half rotation, the water supply box (6) is separated above the nursery box (3) and the mat (2) is restored by elasticity. At the same time, the water (28) in the water supply box (6) penetrates into the mat (2), and a predetermined amount of water is flooded into the mat (2).

At the same time, as shown in FIG. 2, the dog (25) of the water supply box (6) corresponds to the sensor (26), and the sensor (26) allows the motor (19) and the cam (19) connected to the motor (19). The rotation of 17) is stopped and the water supply box (6) is held in the raised position shown in FIG.

In the hydroponic seeder (d), the hopper (3
The seeds in 0) are evenly sown over the entire surface of the mat (2) in the nursery box (3).

In the irrigation system (e), water is irrigated on the seedling raising box (3) containing the mat (2).

Therefore, the seedling raising box (3) containing the mat (2) is supplied to the conveyer conveyor (a) successively by the intermittent rotation of the conveyer conveyor (a), and the seedling raising box (3) containing the mat (2). ) Transfer, air removal from the mat (2) and a predetermined amount of water, seeding on the water-immersed mat (2), and watering on the seeded mat (2) are automatically carried out in an integrated manner.

In the water supply box drive mechanism (5), a water supply box (6) is replaced with a hydraulic cylinder or the like instead of the cam type using the motor (19), cam (17) and spring (24).
May be moved up and down.

Even if a chain conveyor, a belt conveyor or the like is used as the transfer conveyor (a) instead of the roller conveyor, the same operation as described above is performed.

[0037]

EFFECT OF THE INVENTION The automatic submersion system of the synthetic resin mat for raising seedlings of the present invention has the following advantages.

(1) The water supply box having a bottom plate made of a wire net is lowered, and the synthetic resin mat in the seedling raising box is entirely compressed by the water supply box to remove air from the mat.
A predetermined amount of water is supplied into the water supply box, and then the water supply box is raised to allow the water in the water supply box to enter the mat.
Therefore,

(A) The mat in the nursery box is automatically flooded to save manpower and improve work efficiency.

(B) The air in the mat in the nursery box and the water in the mat can be appropriately and evenly distributed over the entire mat.

(C) A predetermined amount of water can be immersed in the mat in the nursery box.

(D) The work can be performed cleanly without spilling water around.

(2) By connecting to a seeding machine, the work of flooding and sowing the mat in the seedling raising box can be automatically and consistently performed, and labor can be saved.

(3) It can be manufactured easily and inexpensively with a simple structure.

[Brief description of drawings]

FIG. 1 is a side view of an automatic submersion seeder for hydroponics equipped with an automatic submersion system for raising synthetic resin mats for raising seedlings according to an embodiment of the present invention.

FIG. 2 is an enlarged side sectional view of the automatic submersion device in the synthetic resin mat for raising seedlings.

FIG. 3 is a plan view of the same.

FIG. 4 is an exploded perspective view of a nursery box containing a synthetic resin mat for raising seedlings and a water supply box.

FIG. 5 is an enlarged plan view of a part of the synthetic resin mat for raising seedlings.

FIG. 6 is a side sectional view for explaining the action of the main part of the water supply box in a raised state.

FIG. 7 is a side cross-sectional view for explaining an action in a state where the synthetic resin mat in the nursery box is compressed by the water supply box and water is supplied into the water supply box.

FIG. 8 is a side sectional view for explaining the action in the state where the water supply box rises and the water in the water supply box infiltrates into the synthetic resin mat in the seedling raising box.

[Explanation of symbols]

 a Conveyor conveyor b Automatic seedling box feeder c Automatic mat flooding device d Hydroponic seeder e Watering device 1 Cut 2 Synthetic resin mat for seedling 3 Nursery box 4 Wire net 5 Water supply box drive mechanism 6 Water supply box 7 Water supply port 8 Quantitative water supply Gauge 9 Water supply hose 10 Intermittent drive motor 11 Rotation shaft 12 Drive shaft 13 Chain transmission mechanism 14 Cut 15 Underframe 16 Bearing 17 Cam 18 Shaft rod 19 Intermittent drive motor 20 Rotation shaft 21 Chain transmission mechanism 22 Guide rod 23 Head 24 Spring 25 Dog 26 Sensor 27 Drain 28 Water 29 Control panel 30 Seed hopper

Claims (1)

[Claims] 1. A nursery box comprising a synthetic resin mat having a large number of cuts, which is intermittently moved up and down by a drive mechanism above a transport conveyor for intermittently transferring the nursery box. We set up a water supply box that can go in and out almost completely,
A water supply hose provided with a constant water supply gauge is connected to the water supply port of the water supply box, and the water supply box descends between the transfer conveyor, the drive mechanism, and the constant water supply gauge when the transfer conveyor stops. At the same time as compressing the mat by the water supply box, a predetermined amount of water is supplied into the water supply box, and then an automatic control electric circuit for raising the water supply box is provided. Automatic flooding device to.