JP2552912Y2 - Nursery box draining / disinfection equipment - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a draining / disinfecting device in a transport system for automatically performing processing such as washing and disinfecting of a nursery box and accumulating and packing.

[0002]

2. Description of the Related Art After raising seedlings, it is necessary to wash and disinfect the seedling boxes, pack them so as to be suitable for mounting on the seedling shelves, and manage them. It is desirable to have a transport system that transports, transports, automatically performs cleaning, disinfection, etc., accumulates, and packs, but such a transport system is unknown, and drainage and disinfection in it The device is not known.

[0003]

In order to obtain a draining / disinfecting apparatus suitable for the above-described seedling box transport system, first, it is necessary to make the front and rear intervals of the seedling boxes to be transported constant. At the succession of the part where the seedling box unloaded from the washing device is transported on the transport chain of the transport stand of the device, there is a high possibility that a gap or a transfer error will occur at the inheritance part. There is a demand for a device that can transfer the seedling box smoothly by adjusting it to a constant value.

[0004] In disinfecting a nursery box, if the disinfectant solution is spread over a wide area, the disinfectant solution is sprayed to parts other than the nursery box, and is drained without being collected. It is also wasteful economically. Therefore, there is a demand for a device that effectively concentrates the disinfecting solution on the seedling raising box and collects the disinfecting solution that has been excessively applied.

[0005]

According to the present invention, the following means are used in order to achieve the above objects. That is, in the seedling box draining / disinfection device in the seedling box transfer system in which the seedling boxes are conveyed on the belt conveyor at regular intervals, collected, washed, drained, and disinfected, the both sides of the starting end of the transfer stand are transported. A relay unit is provided with a transfer belt disposed between the transfer belts, and between the transfer belts, a rear stroke side rotates up and down with a front stroke side as a fulcrum, and a protrusion attached to a transfer chain provided at a rear stroke side end on a transfer stand. And a nursery box stop table arranged at a contactable position,
A chemical solution tank, a vertical spray nozzle, and a collecting tray are arranged at positions near the top and bottom of the transport gantry.

[0006]

[Function] The seedling box transported out of the washing device in the previous process is transferred onto the transport chain of the transport gantry by the transport belt of the relay transport device. Pushed up, stopping seedling box in transfer. The protruding portion is separated from the lower part of the stop table, pressed against and transported to the seedling box that has been previously transferred on the transport chain, and the stop table returns to a horizontal position, and the seedling box has stopped again. Immediately after the transfer from the conveyor belt to the conveyor chain is completed, the next protrusion turns and presses against the rear end of the nursery box to convey it. During the period from the completion of the transfer to the pressing of the protrusion, the next seedling box is waiting on the table by pushing up the stop table, and the seedling boxes before and after are transferred at regular intervals without being jammed during transfer. Is performed.

Further, in the disinfection processing of the draining / disinfecting apparatus, since the spray nozzles provided above and below are provided at positions nearer to the transport gantry, the seedling box on the transport chain is not spread over a wide area without dispersing the chemical solution. The chemical solution is sprayed over the entire upper and lower surfaces of the, and the excess chemical solution is dropped into a collecting tub immediately below the transport gantry, and is collected again in a chemical tank installed below the transport gantry.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention; 1 is a block diagram showing the flow of a nursery box transport system, FIG. 2 is a side view of a draining / disinfecting apparatus C, FIG. 3 is a front view of the same as seen from the stacking apparatus D side, and FIG. 5 is a partial perspective view of the relay carrier 1 'on the side of the transport gantry 1 while the nursery box is being transported, FIG. 6 is a partial perspective view of the same while the nursery box is stopped, and FIG.
FIG. 8 is a partial perspective view showing the arrangement of the draining device 11F and the disinfecting device 15, and FIG.
FIG. 10 is a partial perspective view showing the arrangement of the pressing springs in the vicinity, FIG. 10 is a perspective view of the side pressing spring 13, and FIG.
4 is a perspective view of FIG.

Referring to FIG. 1, the configuration of the entire nursery box transport system will be described. The transport system transports the seedling boxes sequentially on the belt conveyor at regular intervals.First, the seedling boxes are lowered onto the belt conveyor driven by the seedling box supply device A, and the seedling boxes are washed by the washing device B. Next, in the draining / disinfecting device C, water droplets of the cleaning liquid remaining in the box in all the steps are removed, and a disinfectant is sprayed. Then, a certain number of seedling boxes that have been subjected to such processing are accumulated in the accumulation device D, and are conveyed to the packaging device E in the next step. In the present invention, the seedling box washed by the washing device B is drained, subjected to a disinfection treatment, and then transported to the accumulation device D in the next step.
It relates to the disinfection device C.

First, a transport structure of the apparatus will be described with reference to FIGS. A motor M for driving the transport chain 2 is provided on a column on one side of the transport gantry 1 of the transport system, and the transport chain 2 has sprockets 3a, 3b, 3c at the center of a shaft horizontally laid on the transport gantry 1. Shaft support, motor M
Is transmitted from the belt 4 to the sprocket 3b via the reduction gear 5. Then, the transport chain 2 is rotated around each sprocket. The transport chain 2 is provided with projections 2a at predetermined intervals, and the projections 2a are used to hold the seedling raising boxes P placed on the transport chain 2 on the transport gantry 1. It is pushed from the rear end and transported. The distance between the protruding portions 2a is slightly longer than the front and rear length L of the seedling raising box P, and the distance between the seedling raising boxes P set when the seedling raising box P is transported on the transporting gantry 1 is set. L '.

[0011] Such a transport base 1 and a transport chain 2
In the configuration of the above, a relay transfer device 1 ′ is interposed between the transfer frame 1 and the transfer frame 1 of the cleaning device B in the process before the start end of the transfer frame 1, and the sprocket 3 a at the start end of the transfer frame 1 is The two pulleys 6 pivotally supported at the left and right ends of the seedling box P to be conveyed on the rotation shaft, and are also pivotally supported at the left and right ends of the seedling box P at the start end of the relay conveying device 1 ′. A transport belt 8 as a V-shaped belt is stretched in parallel with each pulley 7. Then, a stop table 9 is arranged between the left and right transport belts 8 at an upper position of the relay transport device 1 '. The stop table 9 is, as shown in FIG.
The transport gantry 1 side is configured to be vertically rotatable around a shaft 9a laid horizontally on the starting end side of the relay transport device 1 ′,
As shown in FIGS. 5 and 6, at the lower rear end of the stop table 9,
A groove 9b is provided to make the sprocket 3a freely rotatable. Then, as shown in FIG. 5, the seedling box P, which is usually horizontal and is transported on the transport belt 8, is transported. However, with the drive of the transport chain 2, the protrusion 2 a rotates on the sprocket 3 a. At this time, as shown in FIG. 6, the protrusion 2a pushes up the transfer table 1 side of the stop table 9 to separate the bottom surface of the seedling raising box P from the transfer belt 8, and moves on the transfer device 1 'for relay. The seedling box P being transported is stopped.

Based on the above configuration, the transfer device for relay 1 '
The transfer of the seedling raising box P to the transport gantry 1 will now be described.
The seedling raising box P being transported by the transport belt 8 is rotated while the protrusion 2a of the transport chain 2 is turned on the sprocket 3a.
The stop table 9 is pushed up by the projection 2a and stopped. When the projection 2a is separated from the lower portion of the stop table 9, the stop table 9 returns to the horizontal state again, and the seedling raising boxes P on the table are still transferred by the transfer belt 8, and Transport chain 2
It is conveyed upward and detaches from the conveyor belt 8. Then, the next protrusion 2a turns and presses against the rear part of the seedling raising box P to convey the seedling raising box P. This conveyor belt 8
Between the time when the seedling raising box P is transported to the transport chain 2 and the time when the projection 2a is pressed against the rear part of the seedling raising box P, the projection 2a is turning on the sprocket 3a, and the next seedling raising is performed. The box P is waiting on the stop table 9. As a result, the seedling raising boxes P on the transport chain 2 are transported at a constant interval, and the processing in the draining / disinfecting apparatus C is ensured.

Next, the draining device 11 will be described with reference to FIGS.
7 and FIG. The draining device 11 is installed at a position before and after the disinfecting device 15. As shown in FIG. 8, the draining device 11F disposed at the front stroke position of the disinfecting device 15 removes the washing water droplets remaining in the seedling box P transported from the washing device B of the previous stroke by blowing off the air pressure and naturally drying them. In the disinfection processing by the disinfection device 15 in the next step, the concentration of the disinfecting solution is reduced by the residual cleaning solution, thereby preventing the medicinal effect from decreasing. Then, as shown in FIG. 7, a drainer 11R disposed at a position after the disinfecting device 15 is for removing excess disinfecting liquid and drying. Next, the configuration will be described. When the fan 10 is driven, wind pressure is sent to each draining device 11 through the wind pressure tube 12. The draining device 11 always discharges air when driven from a large number of air holes formed in wind pressure discharge pipes 11 a horizontally provided above and below the transport gantry 1, and the air is drained to the upper and lower surfaces of the seedling box P transported on the transport gantry 1. Applying wind pressure removes cleaning water droplets or excess disinfectant. And with the draining process,
Since the washing liquid splashes depending on the draining device 11F and the disinfecting solution splashes depending on the draining device 11R, a collecting tub 21 and a collecting tub 19, which will be described later, are provided below the respective devices.

In order to prevent the seedling box P on the transport chain 2 from shifting or floating in the horizontal direction due to the wind pressure of the drainer 11, as shown in FIG. A side surface pressing spring 13 as shown in FIG. 10 and an upper surface pressing spring 14 as shown in FIG. 11 are attached to the plate 1a, and the springs keep the up, down, left, and right positions of the seedling box P being conveyed, and smooth the conveyance. . Since both springs have a shape that spreads toward the front stroke side in the transport direction, the seedling raising box P that is being transported naturally fits inside the spring. Thus, nursery box P
In addition to preventing misalignment, it also prevents transport jams due to misalignment, improves work efficiency, and prevents the seedling box P from being damaged by the cushioning effect of the spring. The case can be dealt with.

Finally, FIG. 2 and FIG.
And FIG. The disinfection device 15 includes the upper protection plate 1.
An upper spray nozzle 15a is provided at the center of the ceiling of the ceiling 5c, and a lower support plate 15d laid laterally in a collecting tray 19 described later.
Attach the lower spray nozzle 15b to the nozzle. Then, the chemical solution tank 16 is installed at the lower portion of the transport gantry 1, and the chemical solution hose 18 is connected to the upper spray nozzle 15 a and the lower spray nozzle 15 b via a pump 17. Further, a collection tray 19 is fixedly provided from the lower surface of the transfer gantry 1. The bottom of the collecting tub 19 is inclined, and the return hose 20 is connected to the chemical tank from the deepest part. Note that the upper and lower spray nozzles are arranged at positions where the excess spray liquid does not spread over a wide area and the chemical liquid is sprayed over the entire upper and lower surfaces of the seedling raising box.

A description will be given of the disinfection processing by the disinfection device 15 based on the above configuration. A chemical solution is sent from a chemical solution tank 16 to a chemical solution hose 18 by a pump 17 at regular intervals, and is conveyed from upper and lower spray nozzles 15a and 15b. 2 and is sprayed on the nursery box P. Above the transport gantry 1, the upper protective plate 15 c prevents excessive spraying of the sprayed drug in the lateral direction. The drug solution dripped downward is received by the collection tub 19, and the drug solution is dropped via the return hose 20. It is collected in the tank 16. The collecting tub 19 extends to the lower part of the draining device 11R at the rear position of the disinfecting device 15, and also collects extra chemical liquid droplets generated by the wind pressure of the draining device 11R. In this way, the harmful effects due to the widespread application of the chemical solution accompanying the disinfecting treatment are prevented, and waste of the chemical solution is eliminated, thereby improving the economic effect. In the drainer 11F located in front of the disinfecting device 15, the washing water is splashed by the wind pressure.
If the droplets are collected together with the disinfectant solution, the concentration of the solution will be reduced, so below the draining device 11F,
A collecting tub 21 having a structure different from that of the collecting tub 19 is provided, and the collected washing water is drained.

[0017]

[Effects of the Invention] The present invention has the following effects by being configured as described above. That is, in a draining / disinfecting device in a transport system for automatically cleaning, disinfecting, accumulating and packing a nursery box, the relay transport device as set forth in claim is carried out from the cleaning device in the previous process. The seedling raising boxes are transported on the transport chain smoothly and at regular intervals without causing transport jams and the like, thereby increasing work efficiency. In addition, since the vertical spray nozzle, chemical tank, and collection tray of the disinfecting device are located near the top and bottom of the carrier, the sprayed chemical does not spread over a wide area, and the chemical is collected and circulated. It is economical, reduces wastewater, and reduces adverse environmental impacts.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the steps of the entire nursery box transport system.

FIG. 2 is a side view of the draining / disinfecting device C.

FIG. 3 is a front view similarly seen from the integrated device D side.

FIG. 4 is a side view of a relay conveyance device 1 '.

FIG. 5 is a side view of a transfer platform 1 of a relay transfer device 1 ′;
It is a partial perspective view during the seedling box conveyance.

FIG. 6 is a partial perspective view of the nursery box while it is stopped.

FIG. 7 is a partial side view near the disinfecting device 15;

FIG. 8 is a partial perspective view showing an arrangement of a drainer 11F and a disinfection device 15.

FIG. 9 is a partial perspective view showing an arrangement of a holding spring near the draining device 11;

FIG. 10 is a perspective view of a side holding spring 13;

FIG. 11 is a perspective view of a top holding spring 14;

[Explanation of symbols]

 C Drainer / Disinfection device P Nursery box 1 Transport stand 1 'Relay transport device 2 Transport chain 2a Projection 8 Transport belt 9 Stopping table 15 Disinfection device 15a Upper spray nozzle 15b Lower spray nozzle 16 Chemical tank 19 Recovery tub 20 Return hose

Claims (2)

(57) [Scope of request for utility model registration] 1. A seedling box draining and disinfecting apparatus in a seedling box transfer system in which a seedling box is conveyed on a belt conveyor at regular intervals, and is collected and packed through washing, draining, and disinfecting processes. A relay transport device with a transport belt disposed on both sides at the start end is provided, and between the transport belts, the rear stroke side pivots up and down with the front stroke side as a fulcrum, and the rear stroke side end is attached to a transport chain provided on a transport platform. A seedling box draining / disinfecting device, comprising a seedling box stopping table arranged at a position where it can be brought into contact with the projected portion. 2. A nursery box draining / disinfecting apparatus according to claim 1, wherein the chemical solution tank, the upper / lower spray nozzle, and the collecting tub are arranged at positions near the upper and lower sides of the transport stand. apparatus.