JP2003235308A - Apparatus for disinfecting seed rice with hot water - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for disinfecting seed rice with hot water, capable of placing a seed rice container at a definite position on a fixed position above a warm water-jetting part by schematically carrying out positioning of a seed container to the warm water jetting part and readily and accurately carrying out placing operation of the seed rice container to the warm water jetting part, particularly when using a traveling crane for lifting and lowering the seed rice container. <P>SOLUTION: The apparatus 1 for disinfecting seed rice with hot water is equipped with a warm water tank 2 in which warm water jetting part 10 is provided and a porous seed rice container 31 for storing the seed rice to be disinfected and putting the seed rice onto a warm water jetting container 9 of the warm water jetting part 10 in the warm water tank. A guide part 33 for guiding the seed rice container 31 lifted down from above to a fixed position on the warm water jetting part 10 is provided around the warm water jetting part 10. The guide part 33 forms a surrounding frame 36 in a uprising body 34 arranged so as to contact with the peripheral surface of the seed rice container 31. The upper end of the uprising body 34 forms an induction part 35 opened to the outside. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a pathogenic bacterium which adheres to the surface of seed pad by immersing the seed pad in warm water or lurks between the rice husk and the peel (blast disease, bacillus seedling disease, bacterial wilt disease, sesame leaf blight). The present invention relates to a hot water disinfection device for seed paddy that sterilizes, sterilizes or sterilizes (bactericidal disease, brown streak, and bacterial pathogens such as rice bacterium, etc.) (hereinafter referred to as disinfection).

[0002]

2. Description of the Related Art An apparatus for sterilizing pathogens adhering to the surface of seed rice or lurking between rice husks and pericarp by immersing seed rice in hot water of a predetermined temperature for a predetermined time is disclosed in Japanese Patent Laid-Open No. 2000-3.
The thing described in 16321 or the Unexamined-Japanese-Patent No. 2000-342018 is known. Further, a hot water disinfection device for seed rice, in which a seed rice container containing seed rice is hung by a self-propelled crane and put in and taken out from a hot water tank, is disclosed in Japanese Patent Application Laid-Open No. HEI11-1999
-318118 gazette.

[0003]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention
No. 316321 or JP 2000-342018.
In the seed pad disinfection device described in the publication, not only the seed pad is soaked in the hot water placed in the hot water tank, but also the hot water sprayed on the seed pad is bathed to ensure the hot pad disinfection of the seed pad and its effect. It is intended to improve. That is, in the hot water disinfection device for these seeds,
There is a hot water spouting part inside the hot water tank.When disinfecting seed rice with hot water, the seed pad container containing seed must be dropped onto the hot water spouting part and placed in a fixed position. As a result, it is difficult to lower the seed padding container from the hot water tank to a fixed position on the hot water spouting part because of the complicated photorefractive action and steam rising due to the shaking. Particularly, as shown in Japanese Patent Laid-Open No. 11-318118, in the case where a traveling crane is used to raise and lower the seed paddy container, it is more difficult to position the seed paddy container with respect to the hot water spraying part.

Therefore, according to the present invention, a crane running above a hot water tank is used to hang it up and drop it onto the hot water spouting section, and a seed pad container containing seed pad is placed on the hot water spouting section in the hot water tank. When the seed rice container is placed on the hot water spouting part in the hot water tank by sensing or indicating the time point and automatically raising the seed rice container above the hot water tank by the crane when the preset hot water disinfection time has elapsed. , The seed rice container containing the seed rice can be easily placed in a fixed position on the hot water spouting part by a crane, and the seed rice container can be placed in the hot water tank without delay after a predetermined hot water disinfection time has elapsed. It is an object of the present invention to provide a hot water disinfection device for seed rice, which can be disinfected from the hot water at all times and can be appropriately disinfected.

Further, according to the present invention, the seed pad container is provided in the hot water spouting portion in the hot water tank by providing the guide portion for guiding the seed paddle container to be lowered from above to the fixed position around the hot water spouting portion. When placing a seed pad, the seed pad container can be placed in a fixed position on the hot water jet part only by roughly aligning the seed pad container with the hot water jet part, especially when using a traveling crane to raise and lower the seed pad container. Another object of the present invention is to provide a hot water disinfection device for seed rice, which allows easy and appropriate placement operation of the seed rice container on the hot water spraying part.

[0006]

In order to achieve the above object, the present invention provides the following hot water disinfection device for seed paddy. That is, the invention according to claim 1 is a hot water disinfecting device for seed rice, which disinfects seed rice by immersing it in hot water, and has a hot water tank provided with a hot water spouting part for injecting hot water therein and a hot water containing seed rice to be disinfected. It is equipped with a porous seed pad container that is placed on the hot water spray part in the tank, and the seed pad container is configured to be hung by a crane that travels above the hot water tank and dropped onto the hot water spray part. It is configured to detect or indicate the time when the stored seed rice container is placed on the hot water spouting part in the hot water tank, and automatically raise the seed rice container above the hot water tank by the crane when the preset hot water disinfection time has elapsed. It is a hot water disinfection device for seed paddy that is characterized by being

The hot water disinfecting apparatus for seed rice according to claim 2 is characterized in that, in the structure of claim 1, the crane is configured to shake the seed rice container when the crane is pulled up above the hot water tank. It is what

The seed paddy hot water disinfecting device according to claim 3 is a seed pad hot water disinfecting device for immersing seed rice in hot water to disinfect it, and a hot water tank provided with a hot water spouting part for injecting hot water therein, and a disinfecting device. A guide for guiding the seed rice container to be placed in a fixed position on the hot water spraying part around the hot water spraying part and accommodating the seed rice to be placed on the hot water spraying part in the hot water tank. It is characterized by being provided with a section.

According to a fourth aspect of the hot pad disinfecting apparatus for seed rice, in the construction of the third aspect, the guide portion is a raised solid arranged so as to be in contact with the peripheral surface of the seed rice container, and the upper end of the raised solid is outward. It is characterized by forming an open guide part.

In the hot water disinfection device for seed paddy according to claim 5, in the structure of claim 3 or 4, the hot water spraying part and the seed pad container are rectangular, and the guide parts are arranged corresponding to the four corners of the hot water spraying part. It is characterized in that it is composed of a raised solid.

A hot water disinfecting apparatus for seed rice according to a sixth aspect is characterized in that, in the structure of the fifth aspect, the guide portion is formed by enclosing frames in raised cubes arranged at four corners.

Further, in the hot water disinfecting apparatus for seed paddy according to claim 7, in the structure of claim 3, 4, 5 or 6, the seed paddy container is hung by a crane traveling above the hot water tank, and the hot water spouting part. It is characterized in that it is configured to be lowered.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a perspective view showing a partially broken view of a hot water disinfection device for seed rice according to an embodiment of the present invention, FIG. 2 is a vertical side view of the same, and FIG. 3 is a plan view of the same. FIG. 4 is a perspective view illustrating a seed pad disinfection system using the seed pad hot water disinfecting apparatus shown in FIG. 1.

1 is a hot water disinfection device for seed rice according to the present invention. The hot water disinfection device 1 of this seed pad is provided with a hot water tank 2 and a hot water supply control device 3, and 4 is a hot water circulation port. In the hot water tank 2, a porous drainboard 5 is arranged so as to form a constant height with the bottom surface, and a hot water flow chamber 6 is formed between the bottom surface in the hot water tank 2 and the drainboard 5. And then Soko 5
The upper part constitutes a hot water storage chamber 7. In the hot water storage chamber 7 of the hot water tank 2, a hot water spouting container 9 having a large number of hot water spouting holes 8 formed on the upper surface thereof is arranged to form a hot water spouting portion 10. The hot water spray container 9 has a rectangular shape. The hot water tank 2 has a double-wall structure, and its hollow portion is filled with a heat insulating material to improve heat retention.

The hot water supply controller 3 has two built-in water heaters 11, and each of the water heaters 11 has an electric heater (not shown). The hot water outlet 12 of each water heater 11 and the hot water spray container 9 of the hot water spray unit 10 are connected by a hot water delivery pipe 13, and the lower part of each water heater 11 is connected by a hot water return pipe 15 to the delivery side of the motor pump 14. Further, the suction side of the motor pump 14 is communicated with the hot water flow-down chamber 6 of the hot water tank 2 by the hot water suction pipe 16. With this configuration, the hot water sucked from the hot water flow-down chamber 6 of the hot water tank 2 by the motor pump 14 is heated and controlled in the water heater 11 so that the hot water having a predetermined predetermined hot water disinfection temperature is supplied. ,
The hot water spouting container 9 of the hot water spouting portion 10 is pressurized and hot water is jetted from the upper surface of the hot water spouting container 9, and the jetted hot water is repeatedly circulated in a route from the hot water storage chamber 7 through the drainboard 5 to the hot water downflow chamber 6. Will be done.
The above temperature control by the hot water supply control device 3 is maintained at least for the time required for hot water sterilization.

The hot water supply controller 3 has a built-in hot water controller 17 in its upper part, and the hot water controller 17 controls the energization of the electric heaters of the respective water heaters 11 to inject hot water in the hot water spraying section 10. The temperature of the hot water supplied to the container 9 is maintained at a predetermined warm volume disinfection temperature. The hot water controller 17 is provided with a start button 18 and a reset button 19 for starting a timer on its upper surface. The hot water tank 2 is provided with an operation device 20 that can be moved and arranged on an appropriate side surface other than the installation side of the hot water supply control device 3, and its start button 21 and reset button 22 are the start button 18 of the hot water control device 17 and Since they are respectively linked to the reset button 19, the timer start operation and the timer stop operation can be performed even if the hot water controller 17 is left.

In the seed pad disinfecting apparatus according to the present invention,
The hot water reservoir 7 of the hot water tank 2 is provided with a gas water heater 23 which is an auxiliary hot water supply device for supplying the temperature adjusted hot water having a temperature higher than a predetermined hot water disinfection temperature. A hot water supply pipe 24 guided from the gas water heater 23 is opened at a position for supplying hot water to the hot water storage chamber 7 of the hot water tank 2, and a manual valve 25 is provided in the middle of the hot water supply pipe 24. A branch pipe 26 is connected to a portion of the hot water supply pipe 24 that is closer to the hot water supply source than the manual valve 25, and an electromagnetic valve 27 is provided in the middle of the branch pipe 26. Therefore, when supplying the temperature adjusted hot water from the gas water heater 23 to the hot water storage chamber 7 of the hot water tank 2, the solenoid valve 27 is closed to open the manual valve 25 to supply hot water, or the manual valve 25 is used. In the closed state, the solenoid valve 27 can be opened to supply hot water from the branch pipe 26. The gas water heater 23 is configured so that gas is supplied from a gas cylinder 28. Reference numeral 29 is a water supply pipe, and 30 is an exhaust pipe.

Reference numeral 31 is a seed rice container. This rice seed container 31
The square shape has an open top surface and a porous bottom surface and side surfaces, but at least the bottom surface must be porous. 32 is a suspension arm. The seed pad to be sterilized is directly stored in the seed pad container 31, or is stored in the seed pad container 31 after being stored in a net bag (not shown) with a sufficient margin as necessary.

A guide part 33 is provided around the hot water spraying part 10 in the hot water tank 2 to guide a seed paddy container 31 to be dropped from above to a predetermined position on the hot water spraying container 9 of the hot water spraying part 10. The guide part 33 is composed of four raising solids 34 arranged corresponding to the four corners of the hot water spraying container 9 forming the hot water spraying part 10 so as to be in contact with the peripheral surface of the seed paddy container 31, and the upper end of the rising solids 34 is outward. The guide portion 35 is open to the outside. The guide portion 33 is formed by forming a surrounding frame 36 on a raised solid 34 arranged at four corners.

Reference numeral 37 is a traveling crane. The guide rail 38 of the traveling crane 37 is suspended above the hot water tank 2 that constitutes the hot water disinfecting apparatus 1 for seed paddy, and the seed pad container 31 is hung on the hanging hook 40 of the self-propelled body 39 of the traveling crane 37 for hot water. After moving it to the tank 2, the seed paddy container 31 is heated by the hot water spraying unit 9 at the hot water spraying container 9
It can be lowered to a fixed position above and can be lifted and moved from above the hot water tank 2 to another position.

In the hot water disinfecting apparatus 1 for seed rice according to the present invention, as described above, the guide portion 33 for guiding the seed rice container 31 to the fixed position in the hot water spraying portion 10 in the hot water tank 2.
Is provided, and the upper end of the raising and lowering body 34 forming the same forms the guiding portion 35 that is opened to the outside. Therefore, the seed paddle container 31 that is suspended by the traveling crane 37 and moved onto the hot water tank 2 is provided. The seed paddle container 31 is moved to the hot water spraying part 10 only by roughly aligning the seeds on the hot water spraying part 10.
It can be placed in a fixed position on the hot water spray container 9 of FIG.

As an example of the hot water disinfection system for seed rice by the hot water disinfection device 1 for seed rice according to the present invention, FIG.
There is a mode shown in. That is, the hot water disinfection system for seed rice shown in FIG. 4 is the same as the hot water disinfection device 1 for seed rice according to the present invention.
A cooling tank 41 for seed paddy is provided side by side, and a working space 42 for placing the seed paddy container 31 is further provided. These are arranged in series in the direction of the guide rail 38 of the traveling crane 37.

In the hot water disinfection system for seed rice in the seed paddy hot water disinfection system shown in FIG. 4, seed rice is stored in the seed padding container 31 in the work space 42, and the seed paddy container 31 is hung on the self-propelled body 39 of the traveling crane 37. Lower and move to above the hot water tank 2. Then, the seed pad container 31 is roughly aligned with the hot water spraying section 10, and the seed pad container 31 is lowered, so that the seed pad container 31 is guided by the guide member 3 of the guide portion 33.
4 can be placed at a fixed position on the hot water spray container 9 that constitutes the hot water spray unit 10.

In this way, when the seed paddy container 31 is placed at a fixed position on the hot water spouting container 9 constituting the hot water spouting portion 10, the start button 18 is pressed to indicate the time point, and the hot water supply control device 3 Start the timer. Then, when the predetermined hot water sterilization time has elapsed, the traveling paddle 37 lifts the seed paddy container 31 onto the hot water tank 2 and moves it to the adjacent cooling tank 41 to cool the seed paddy container 31 stored in the cooling tank 41. The rice seeds are soaked in and rapidly cooled. When the cooling of the seed paddy is completed in this way, the traveling paddle 37 lifts the seed paddy container 31 on the cooling tank 41, lowers it in the adjacent work space 42, and then carries it out.

If the self-propelled body 39 of the traveling crane 37 is constructed so as to automatically rise when the hot water disinfection time set in the timer elapses, the seed pad container 31 travels when the preset hot water disinfection time elapses. The crane 37 can be automatically pulled up above the hot water tank 2 to appropriately perform hot water disinfection. Furthermore, the self-propelled body 39 of the traveling crane 37
The seed paddy container 31 when it is pulled up above the hot water tank.
If the seeds container 31 is lifted from the hot water, the hot water can be immediately removed from the seed paddy container 31 if the seed paddle container 31 is lifted up and down and further shaken.

In the illustrated embodiment, the hot water spray section 1
When the seed paddy container 31 is placed at a fixed position on the hot water spouting container 9 which constitutes 0, the start button 18 is pressed to instruct, but the seed paddy container 31 is placed at the fixed position on the hot water spouting container 9 of the hot water spouting unit 10. The guide part 33 for guiding may be provided with a sensor of the seed paddy container 31 so as to detect the mounting time of the seed paddy container 31.

In the seed paddy hot water disinfection system shown in FIG. 4, since a series of work can be performed by the traveling crane 37 as described above, the work is easy and efficient.

As described above, the hot water supply controller 3 is provided with the start button 18 and the reset button 19,
Although not shown, a timer for setting the hot water disinfection time and an alarm buzzer sounding by the timer are provided.
The setting range of the temperature in the hot water supply control device 3 is 50.0 to 6
At 5.0 ° C, the maximum protection temperature is 67.0 ° C. Also,
The hot water tank 2 is provided with an overflow 42 for maintaining a constant water level. By this overflow 43,
Since the hot water in the hot water tank 2 is replaced with the injection of the temperature-adjusted hot water, stains on the hot water can be reduced and the disinfecting effect of the hot water on the seed pad can be improved.

As described above, the predetermined hot water disinfection temperature is 50
℃ ~ 65 ℃, seed rice soaking time in hot water is 5 minutes ~
Each is set to a specific value within the range of 20 minutes, and the disinfection time is set long when the hot water disinfection temperature is low and short when the temperature is high. By the way, if one example is shown from various test data, disinfection time is 15 minutes to 20 minutes when the hot water disinfection temperature is 58 ° C, and 10 minutes to 15 minutes when 60 ° C.
At 62 ° C., it is preferably 5 to 10 minutes.

The hot water tank 2 and the hot water supply controller 3
When the seed rice is also used for germination by soaking seed rice in hot water to promote germination, the hot water control temperature has a temperature setting range of 0 to 35 ° C or 0 to 50 ° C and a function of the protection upper limit temperature of 37 ° C or 52 ° C. It is assumed that

[0031]

EFFECTS OF THE INVENTION According to the present invention, a crane running above a hot water tank is used to hang it and drop it onto the hot water spraying section, and a seed pad container containing seed rice is used as a hot water spraying section in the hot water tank. By sensing or instructing the time of placing, the seed rice container is automatically pulled up above the hot water tank by the crane when the preset hot water disinfection time has elapsed, so that the seed rice container is placed in the hot water spouting part in the hot water tank. When placing, the seed pad container containing the seed pad can be easily placed in a fixed position on the hot water spouting part by a crane, and the seed pad container can be placed in the hot water tank without delay when the prescribed hot water disinfection time has elapsed. The effect is that the hot water in the hot water inside can be disinfected at all times with precision.

Further, according to the present invention, a guide portion is provided around the hot water spouting portion to guide the seed paddy container to be lowered from above to a fixed position on the hot water spouting portion, whereby the hot water spouting portion in the hot water tank is provided. When placing a seed pad container, the seed pad container can be placed in a fixed position on the hot water jet part only by roughly aligning the seed pad container with the hot water jet part, and in particular, a traveling crane can be used to raise and lower the seed pad container. When it is used, the operation of placing the seed paddy container on the hot water spouting portion can be performed easily and accurately.

[Brief description of drawings]

FIG. 1 is a perspective view showing a partially broken view of a hot water disinfection device for seed rice according to an embodiment of the present invention.

FIG. 2 is a vertical sectional side view of the same.

FIG. 3 is a plan view of the same.

4 is a perspective view illustrating an example of a seed pad disinfection system using the seed pad hot water disinfecting apparatus shown in FIG. 1. FIG.

[Explanation of symbols]

1 Hot water disinfection device for paddy 2 hot water tank 3 Hot water supply control device 4 Hot water circulation port 5 Sunoko 6 Hot water flow chamber 7 Hot water storage room 8 Hot water outlet 9 Hot water spray container 10 Hot water spray section 11 water heater 12 Hot water outlet 13 Hot water delivery pipe 14 Motor pump 15 Hot water return pipe 16 Hot water inhalation pipe 17 Hot water controller 18 Start button 19 Reset button 20 operation device 21 Start button 22 Reset button 23 gas water heater 24 Hot water supply pipe 25 Manual valve 26 Branch pipe 27 Solenoid valve 28 gas cylinders 29 Water pipe 30 exhaust pipe 31 seeds container 32 hanging arms 33 Information 34 Kiki 35 Guide 36 Box 37 traveling crane 38 Guide rail 39 Self-propelled body 40 hanging hook 41 Seed pad cooling tank 42 work space 43 overflow

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Seizo Kawashima             4290 Fujioka, Fujioka-machi, Shimotsuga-gun, Tochigi Prefecture             Inside Tiger Kawashima Co., Ltd. F term (reference) 2B051 AB01 BA09 BB03 BB04 BB08

Claims (7)

[Claims] 1. A hot water disinfecting device for seed rice, which sterilizes seed rice by immersing it in hot water, comprising: a hot water tank provided with a hot water spouting part for injecting hot water therein; and a hot water spouting device for storing seed rice to be disinfected. With a porous seed rice container to be placed on the part, the seed rice container is configured to be hung by a crane traveling above the hot water tank and lowered onto the hot water spraying part, and the seed rice container containing the seed rice is It is configured to sense or indicate the time when it is placed on the hot water spouting part in the hot water tank, and when the preset hot water disinfection time has elapsed, the seed pad container is automatically pulled up above the hot water tank by a crane. Hot water disinfection device for seed paddy. 2. The hot water disinfecting device for seed rice according to claim 1, wherein the crane is configured to perform an operation of shaking the seed rice container when the crane is pulled up above the hot water tank. 3. A hot water disinfection device for seed rice, which sterilizes seed rice by immersing it in hot water, comprising a hot water tank having a hot water spouting part for injecting hot water therein, and a hot water spouting device for accommodating seed rice to be disinfected. And a porous seed pad container to be placed on the part, and a guide part for guiding the seed pad container to be lowered from above to a fixed position on the hot water spray part is provided around the hot water spray part. Hot water disinfection device. 4. The guide part is a raised solid arranged so as to be in contact with the peripheral surface of the seed paddy container, and the upper end of the raised solid is a guiding part open outward. Hot water disinfection device for the described paddy. 5. The hot water spraying part and the seed paddy container are rectangular in shape, and the guide part is composed of raised solids arranged corresponding to the four corners of the hot water spraying part. Hot water disinfection device for rice seeds. 6. The hot water disinfecting apparatus for seed paddy according to claim 5, wherein the guide portion is formed by enclosing frames in raised cubes arranged at the four corners. 7. The seed paddy according to claim 3, 4, 5 or 6, wherein the seed paddle container is configured to be hung by a crane traveling above the hot water tank and to be dropped onto the hot water spraying part. Hot water disinfection device.