JP5191169B2 - Hot water disinfection device - Google Patents

Description

  The present invention relates to a hot water disinfection apparatus for seed potatoes that immerses the seed potatoes in hot water to kill or inactivate pathogenic bacteria.

In the seed pods, pathogens such as blast fungus, filamentous fungus, seedling blight fungus, sesame leaf blight fungus, brown streak fungus, and rice bran bacterial fungus are attached to the surface or lurking between the rice husk and the peel. Conventionally, a device that kills or inactivates (hereinafter referred to as “disinfection”) pathogens that adhere to the surface of the seed husk or hide between the rice husk and the pericarp by immersing the seed husk in hot water at a predetermined temperature for a predetermined time. step cramming seeds to seeds containers for, immersing the seeds for each seeds container hot water, the step of cooling by immersing the seeds were immersed hot water to cold water by seeds container, from seeds vessel was drained cooled rice seeds As a hot water disinfection device for seed potatoes that performs a series of steps to take out, those described in JP 2006-42745 A, JP 2006-158302 A, JP 2005-52023 A, and JP 2005-328723 A are known. It has been.

  Moreover, a hot water disinfection device for seed potatoes that suspends a seed potato container containing seed potatoes with a self-propelled crane and puts it in and out of a hot water tank is disclosed in JP-A-11-318118, JP-A 2002-325505, JP-A 2003-235308, It is described in JP-A-2004-90 and JP-A-2004-290011.

JP 2006-42745 A JP 2006-158302 A JP 2005-52023 A JP 2005-328723 A JP-A-11-318118 JP 2002-325505 A JP 2003-235308 A JP 2004-90 Gazette JP 2004-290011 A

  In the conventional hot water disinfection device for seed potatoes described in Patent Documents 1 to 4 or Patent Documents 5 to 9 described above, a work area where the seed potatoes are packed in a seed potato container, and the seed potatoes after the hot water disinfection processing are finished. Since the work area where the work is taken out from the soot container is separated from each other, the work area over two places and the worker enter and exit from the location in the building where the hot water disinfection device for the soy sauce is installed The building with the hot water disinfection device for seed potatoes cannot be used effectively, and it is necessary to place workers in the two work areas separately from where the work areas are separated. In addition, problems such as inefficiency in work behavior of workers have been pointed out.

  Therefore, the present invention is intended to solve such a conventional problem, is easy to arrange in a building, and efficiently performs operations such as loading and unloading of a seed container with a small number of workers. It is an object of the present invention to provide a hot water disinfection device for seed potatoes.

In order to achieve the above object, the present invention is a hot water disinfection device for a seed potato that immerses the seed potato in hot water to kill or inactivate pathogenic bacteria,
A hot water tank for immersing the seed potato in hot water, a cold water tank for immersing the seed potato immersed in the hot water in cold water, a water-permeable seed potato container for accommodating the seed potato, and an automatic transfer device for moving the seed potato container up and down, A hot water tank and a cold water tank are arranged side by side on the movement path of the soot container by the automatic transfer device,
Provided on one end side of the automatic transfer device is a work area for carrying the seed vase container in and out of the movement path of the seed vat container, and in the movement path of the seed vase container by the automatic transfer apparatus, a work area, a hot water tank and a cold water tank A single-line reciprocating path is arranged and arranged in the order of the above, the work area side is the forward movement start point, the cold water tank side is the forward movement end point, the work area side is the return movement end point , and the work area Is provided with a workbench in which two seed sow containers can be placed side by side in the front-rear direction with respect to the automatic transport device, and the rear half of this work table is located behind the path of movement of the soot container of the automatic transport device. The seed vat container placed behind the work table is moved forward and inserted into the movement path of the seed vat container .

According to the onset bright, by providing the work area that carries the seeds container out into the moving path of the seeds container to one end side of the automatic transporting device for lifting and moving the seeds containers, easily disposed in the building Moreover, it is possible to efficiently carry out operations such as loading and unloading of the soot container with a small number of workers by combining the work areas of the workers into one place.

Further, according to the present onset Ming, during long hot water immersion time duration than cold water immersion time, by moving between the cold water reservoir and the work area farthest the seeds containers seeds container, the working time lost Can be reduced.

  FIG. 1 is an overall perspective view showing a hot water disinfection apparatus for seed potatoes according to an embodiment of the present invention, FIG. 2 is a front view of the same, and FIG. 3 is a front view showing a state in which the same seed potato container is lowered into a hot water tank. 4 is a front view showing a hot water disinfection apparatus for seed potato according to another embodiment of the present invention.

  A hot water disinfection device 1 for seed potatoes according to the present invention includes a hot water tank 2 for immersing seed potatoes in hot water, a cold water tank 3 for immersing the seed potatoes immersed in hot water in cold water, a water-permeable seed potato container 4 for storing seed potatoes, and a seed potato container. 4 and an automatic transfer device 5 that moves up and down and moves.

  The hot water tank 2 and the cold water tank 3 are arranged side by side on the movement path of the seed vat container 4 by the automatic transport device 5, and the seed vat container 4 is carried into the movement path of the seed vat container 4 on one end side of the automatic transport device 5. A work area 6 for carrying out is provided. The work area 6 is provided with a work table 7 on which two seed vats 4 can be placed side by side in the front-rear direction with respect to the automatic transfer device 5. The seed soot container 4 which has come out rearward from the moving path of the container 4 and is placed behind the work table 7 can be inserted into the moving path of the seed sowing container 4 by the automatic transfer device 5 by moving it forward by a manual push operation. It can be done. The working area 6, the hot water tank 2 and the cold water tank 3 arranged in the movement path of the seed container 4 by the automatic conveying device 5 are arranged in that order, and the hot water tank 2 and the cold water tank 3 are connected to each other. The support legs of the automatic transfer device 5 are fixed to the hot water tank 2 and the cold water tank 3.

  The automatic transfer device 5 is reciprocated by a drive chain 9 suspended in the direction of the movement path of the seed vat container 4 on a frame 8 straddling the movement path of the seed vat container 4 arranged in the order of the work area 6, the hot water tank 2 and the cold water tank 3. The moving carriage 10 is configured to move, and an elevating mechanism 11 that is mounted on the moving carriage 10 and lifts and lowers the seed vat container 4. The drive chain 9 is suspended between a sprocket 12 provided at an end portion on the cold water tank 3 side and a sprocket 13 located on an end portion on the work area 6 side. Are connected to the front and rear of the movable carriage 10, and the carriage 10 moves in the forward or backward direction on the rail 14 by the rotation of the drive chain 9. A drive motor 15 transmits power to the sprocket 12.

  The automatic transfer device 5 that lifts and moves the seed vat container 4 in this way constitutes a single-line reciprocating path over the work area 6, the hot water tank 2, and the cold water tank 3. And the cold water tank 3 side as the forward movement end point, and the work area 6 side as the backward movement end point.

  The automatic transfer device 5 lifts and lowers the seed container 4 in the order of the hot water immersion treatment position by the hot water tank 2, the cooling process by the cold water tank 3, and the return process to the work area 6 by suspending the seed container 4 in the work area 6. Position sensors 16, 17, and 18 are provided at positions corresponding to the work area 6, the hot water tank 2, and the cold water tank 3 on the gantry 8, respectively. A control mechanism for automatically stopping the mobile carriage 10 at the respective fixed positions by the position sensing operation of the mobile carriage 10 by 17 and 18 is configured. The position sensors 16, 17 and 18 are configured by providing a plurality of switches at the control position of the mobile carriage 10.

  The moving carriage 10 is equipped with the lifting mechanism 11 as described above, and a hanging hook 19 of the seed container 4 is attached to the lower end of the lifting mechanism 11. Reference numeral 20 denotes a lift drive motor which is mounted on the movable carriage 10. The hanging hook 19 of the lifting mechanism 11 is formed with an opening 21 that opens in the return direction of the movable carriage 10 and a hanging groove 23 that guides the hanging arm 22 of the seed container 4 to a certain hanging position. It is what. Therefore, the soot container 4 hung from the opening 21 on the hanging hook 19 is hung to a fixed position by the hanging arm 22 being guided by the hanging groove 23, and inadvertent detachment is prevented.

  When performing the hot water sterilization of the seed potato using the hot water sterilizer 1 of the seed potato according to the present invention, the temperature is controlled so that the water or hot water stretched in the hot water tank 2 is kept at a predetermined temperature. The cold water tank 3 is filled with cold water, and is circulated and cold water management is appropriately performed to replenish cold water. The seed potato to be sterilized is packed in a net bag or directly put in the seed potato container 4 on the work table 7 in the work area 6, and the hanging hook 19 of the lifting mechanism 12 is lowered and moved in accordance with the hanging arm 22 of the seed potato container 4. The seed container 4 is hung by lifting and moving by moving the carriage 10 in the backward direction. Then, the movable carriage 10 is moved from the work area 6 onto the hot water tank 2, the seed vat container 4 is lowered into the hot water tank 2 and the seed meal is immersed in the hot water, and the movable carriage 10 is returned to the work area 6.

  Next, when the hot water immersion treatment time in the hot water tank 2 elapses, the movable carriage 10 returned to the work area 6 is moved from the work area 6 onto the hot water tank 2 and the seed container 4 is lifted up to be placed on the cold water tank 3. The seed container 4 is lowered into the cold water tank 3 and immersed in the cold water, and the movable carriage 10 is returned to the work area 6 again.

  If the hot water immersion time in the hot water tank 2 is set to 10 minutes and the cold water immersion time in the cold water tank 3 is set to 5 minutes (normally, the hot water immersion time is preferably 10 minutes and the cold water immersion time is preferably 5 minutes) The time required for soaking the hot water in the hot water and in the cold water is 15 minutes. When the preceding seed container 4 moves to the cold water tank 3, the hot water tank 2 becomes empty, so another seed container 4 that follows the preceding seed container 4 while the preceding seed container 4 continues soaking in the hot water tank 2. In the work area 6, the seed stuffing work has been completed on the work table 7, and the preceding seed container 4 is moved to the cold water tank 3 and returned to the work area 6, followed by the work area 6. The seed container 4 is moved to the hot water tank 3 and immersed in hot water.

  As described above, since the soaking time of the soot seed is twice as long as that of soaking in the cold water, the soaking time of the preceding soot container 4 passes while the sowing seed container 4 is continuing soaking in the hot water tank 2, so The preceding seed vat container 4 is pulled up from the cold water tank 3 by the moving carriage 10 returning to the area 6 and moved to the work area 6, and the seed vat after the immersion is taken out and prepared for the next hot water immersion (the seed vat before the immersion). Finish the stuffing work). And since the hot water immersion time by the hot water tank 3 of the seed vat container 4 to be followed after the preceding seed vat container 4 is moved to the work area 6 has elapsed, the seed vase to be followed by the movable carriage 10 returning to the work area 6 The container 4 is moved to the cold water tank 3 and immersed in cold water, and the movable carriage 10 is returned to the work area 6.

  Next, the preceding seed vat container 4 already filled with seed vats is moved to the hot water tank 2 and immersed in hot water. The movable carriage 10 is returned to the work area 6 from the position of the hot water tank 2.

  Next, since the sowing seed container 4 following the cold water immersion by the cold water tank 3 has passed the cold water soaking time, the moving seed truck 4 is moved from the work area 6 to the cold water tank 3 and the succeeding sowing container 4 is set in the work area 6. To take out the seeds and prepare for the next hot water immersion. Hereinafter, by repeating this operation using the two seed vat containers 4, the hot water disinfection operation for the seed vase can be continued.

  In the hot water disinfection device 1 for seed potato according to the present invention, an automatic transfer device 5 that lifts and lowers and moves the seed potato container 4 has a single-wire reciprocating path over the work area 6, the hot water tank 2, and the cold water tank 3. Since the work area 6 side is the forward movement start point, the cold water tank 3 side is the forward movement end point, and the work area 6 side is the return movement end point, the soot container 4 is moved. The route is one system and is used for the outward route and the return route. However, the hot water soaking time is generally longer than the cold water soaking time, and by effectively utilizing the elapsed time difference between the hot water soaking and the subsequent cold water soaking of the soot and the required time difference between them, 4 can be moved between the cold water tank 3 and the work area 6 which are farthest from each other, and the loss of work time due to the movement can be reduced. Moreover, even if the configuration itself is simple, such as a single-wire reciprocating path, the progress of the work is not delayed, and the work can be performed easily and efficiently.

[First Alternative Embodiment of the Invention]
In the hot water disinfection apparatus 1 for seed potato according to the present invention, as shown in FIG. 4, a dehydration container 24 of a centrifugal dehydrator (not shown) can be used instead of the seed potato container 4. The dehydration container 24 has a bottom surface 25 forming a porous surface and can be opened downward. In the configuration shown in FIG. 4, the dehydration container 24 is suspended and moved by a hoist 26. Other configurations are the same as those shown in FIGS.

[Second Embodiment of the Invention]
In the hot water disinfection apparatus 1 for seed potato according to the present invention, the seed potato container 4 may be a deformable bag-like one or a foldable container as long as it has water permeability.
Further, the automatic transfer device 5 is not limited to [Best Mode for Carrying Out the Invention] and [First Alternative Embodiment] as long as it has a function of raising and lowering and moving. The functions of which are shared by different devices, those that convey the seed vat container 4 by conveyor, those that guide the seed vat container 4 to a desired position, and support the seed vat container 4 by sandwiching it or supporting it from the bottom, The member may be moved up and down and moved to a desired position.

1 is an overall perspective view showing a hot water disinfection device for seed potatoes according to an embodiment of the present invention. It is a front view same as the above. It is a front view which shows the aspect which lowered | hung the same kind soot container in the hot water tank. It is a front view which shows the hot water disinfection apparatus of the seed lees concerning the 1st another form of implementation of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Type hot water disinfection device 2 Hot water tank 3 Cold water tank 4 Type waste container 5 Automatic conveyance device 6 Work area 7 Work table 8 Stand 9 Drive chain 10 Moving carriage 11 Lifting mechanism 12 Sprocket 13 Sprocket 14 Rail 15 Drive motor 16, 17, 18 Position sensor 19 Hanging hook 20 Lifting drive motor 21 Opening 22 Hanging arm 23 Hanging groove 24 Dehydrating container 25 Bottom 26 Hoist

Claims (1)

A hot water disinfection device for seed potato that kills or inactivates pathogenic bacteria by immersing the seed potato in hot water,
A hot water tank for immersing the seed potato in hot water, a cold water tank for immersing the seed potato immersed in the hot water in cold water, a water-permeable seed potato container for accommodating the seed potato, and an automatic transfer device for moving the seed potato container up and down, A hot water tank and a cold water tank are arranged side by side on the movement path of the soot container by the automatic transfer device,
Provided on one end side of the automatic transfer device is a work area for carrying the seed vase container in and out of the movement path of the seed vat container, and in the movement path of the seed vase container by the automatic transfer apparatus, a work area, a hot water tank and a cold water tank A single-line reciprocating path is arranged and arranged in the order of the above, the work area side is the forward movement start point, the cold water tank side is the forward movement end point, the work area side is the return movement end point , and the work area Is provided with a workbench in which two seed sow containers can be placed side by side in the front-rear direction with respect to the automatic transport device, and the rear half of this work table is located behind the path of movement of the soot container of the automatic transport device. An apparatus for disinfecting a hot water of a seed vat characterized in that the seed vat container that has come out and is placed behind the work table is moved forward and inserted into the movement path of the seed vat container .

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