JPH0518544B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a food cleaning and sterilizing apparatus that simultaneously cleans and sterilizes vegetables, seafood, seaweed, and the like.

(Prior Art) Conventionally, when cleaning and sterilizing vegetables, etc., they are first washed in a washing device and then transferred to a sterilization device for sterilization.

(Problem to be Solved by the Invention) However, in such conventional methods, vegetables, etc. are first washed in a washing device, placed in a basket, etc., and then transferred to a sterilization device containing high-temperature water. Since the vegetables are sterilized by changing them, labor is required to transfer the vegetables after cleaning, resulting in poor workability. Furthermore, in the past, vegetables and the like stored in the basket were simply immersed in high-temperature water in the sterilizer, which resulted in uneven sterilization between the surface and center of the basket. Therefore, it took time to sterilize the vegetables in the center, and there were problems such as the vegetables on the surface side becoming discolored and deteriorating in quality.

The present invention was made to solve the above-mentioned conventional problems, and its purpose is to provide a washing and sterilizing device that can simultaneously wash and uniformly sterilize foods such as vegetables. be.

(Means for Solving the Problems) In order to achieve the above-mentioned objects, the food washing and sterilizing apparatus of the first invention includes a water storage tank containing high-temperature water; an inlet for washing objects at one end; and a cleaning channel which has a discharge port opened at the other end and is horizontally suspended with a space provided in the water storage tank; an air jet inlet inclined toward the outlet side; a plurality of high-temperature steam jets arranged in a plurality of rows along the length of the cleaning path; A net conveyor is arranged so as to face downward, and the lower transition section rotates toward the discharge port.

Further, in the present invention, the air jet ports are arranged on both sides of the high-temperature steam jet port.

Further, in the food washing and sterilizing apparatus of the second invention, a water storage tank containing high-temperature water; an input port for the objects to be washed is opened at one end and a discharge port is opened at the other end, and a space is provided in the water storage tank. a cleaning channel arranged horizontally; a plurality of rows of air jet ports arranged along the length of the cleaning channel and inclined toward the discharge port side; an inlet of the cleaning channel; a high-temperature steam jetting nozzle provided in the washing path and opened toward the discharge port; disposed in the washing path so that a lower transition part is below the surface of the high-temperature water; It was decided to consist of a net conveyor that rotates toward the side;

(Function) Since the food cleaning and sterilizing apparatus of the first invention is configured as described above, food can be washed and uniformly sterilized at the same time. Furthermore, since high-temperature steam is ejected, it is possible to prevent a drop in the temperature of the high-temperature water in the tank. Furthermore, in the food cleaning and sterilizing apparatus of the present invention, by arranging the air jets on both sides of the high-temperature steam jets, the food to be cleaned can be cleaned and sterilized while being smoothly transferred to the discharge port side.

In addition, in the second invention, since the inlet of the cleaning path is provided with a high-temperature steam jet nozzle that opens toward the outlet side, a large amount of objects to be cleaned thrown from the inlet can be thrown into the cleaning path. can be sent smoothly.

(Example) Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

First, the configuration of an embodiment of the first invention will be explained.

The cleaning sterilizer A of this embodiment is shown in Figs. 1 to 4.
As shown in the figure, the main components include a water storage tank 1, a cleaning path 2, an air jet 3, a high temperature steam jet 4, and a net conveyor 5.

The water tank 1 is a top-open water tank for storing high-temperature water H of about 80° C. to 95° C. In this embodiment, it has an overflow hole 10 to keep the water level constant, a discharge valve 11, Mobile caster 12
It is equipped with

The cleaning path 2 is a flow path for efficiently cleaning and uniformly sterilizing vegetables W such as spinach by showering air bubbles intensively, and in this embodiment, it is formed in a substantially U-shaped groove shape in cross section. The upper surface of the open end surface 20 on one side is used as an input port 22 equipped with a cutter 21, and the open end surface side on the other side is used as a discharge port 2.
3, and the top opening is closed by a lid 24 so as to be openable and closable. In addition, this cleaning path 2
Inclined surfaces 25 are formed at both corner portions of the inner bottom. This cleaning path 2 is connected to the water storage tank 1.
2 installed so as to straddle the opening edges on both sides of the
It is horizontally suspended in the water storage tank 1 by a gate-shaped angle member 26, and in this case, the upper part of the washing channel 2 is exposed slightly above the water surface L of the high-temperature water H. A space 27 communicating with outside air is formed in the upper part of the inside of the cleaning path 2.

The air jet port 3 is an air jet port for cleaning the vegetables W in the cleaning path 2 by intensively showering them with air bubbles, and for moving the vegetables W to the discharge port 23 side. In the example, a nozzle pipe 30 is provided with an inclined air jet port 3 at the tip.
A large number of air distribution pipes 31 are installed at regular intervals on the upper surface side of the two air distribution pipes 31 which are piped along the left and right edges in the longitudinal direction on the back surface of the bottom of the cleaning channel 2, and each nozzle pipe By inserting the tips of the tips 30 into the through holes 29 formed at the bottom of the cleaning path 2, the inclined air jet ports 3 are arranged in multiple rows along the length of the inside bottom of the cleaning path 2. It is left open in the installed state. Further, by tilting the nozzle pipe 30 toward the discharge port 23 side, the air jet port 3 is opened in an inclined shape toward the discharge port 23 side of the cleaning path 2 . Further, by making the through hole 29 larger in diameter than the outer diameter of the nozzle pipe 30, the annular hole 29a formed on the outer periphery of the nozzle pipe 30 is used as an opening for sand and the like to fall. In addition, what is indicated by B in the figure is a blower connected to the air distribution pipe 31.

The high temperature steam nozzle 4 is used to remove vegetables W in the cleaning path 2.
This is a high-temperature steam outlet for cleaning by showering air bubbles intensively on the water H and preventing a drop in the temperature of the high-temperature water H. In this embodiment, the cleaning channel 2
One high-temperature steam distribution pipe 32 is installed along the longitudinal direction in the center of the bottom back surface of the pipe, and a large number of pipes are provided at regular intervals on the upper surface side of the pipe. Furthermore, by providing a through hole 29 with a larger diameter than the high temperature steam nozzle 4 at the bottom of the cleaning channel 2 facing each high temperature steam nozzle 4, the outer periphery of each high temperature steam nozzle 4 is An annular hole 29a is formed to serve as an opening for sand and the like to fall. Further, the pressure of the high temperature steam is set to be approximately 1 to 5 kg/cm ² . In the figure, C is a boiler connected to the high-temperature steam distribution pipe 32, and 33 is a pressure reducing valve.

The net conveyor 5 is intended to prevent the vegetables W put into the high-temperature water H from floating to the surface of the water and not being sufficiently sterilized, and to prevent the vegetables W from being discharged from the tank 1 without being sufficiently sterilized. The lower transition part 50 is arranged so as to move below the water surface L, and is also arranged from the input port 22 to the discharge port 23. And this conveyor 5 is
The lower transition part 50 is rotated toward the discharge port 23 side, and the moving speed is set such that the vegetables W are immersed in water for a sufficient period of time to be sterilized.
is set to the speed at which it is ejected.

In the figure, reference numeral 6 denotes a lifting net conveyor, which is provided in an inclined manner with its lower end inserted into the water storage tank 1 on the discharge port 23 side of the cleaning path 2.

Next, the operation of this embodiment will be explained.

In this embodiment, since the structure is as described above, the vegetables W such as spinach that are input from the input port 22 are
is smoothly sent into the cleaning path 2 by the air jetted from the air jet port 3. Next, inside the cleaning path 2, an air jet port 3 is installed.
Air and high-temperature steam ejected from the high-temperature steam nozzle 4 generate bubbles, and these bubbles flow from the slanted air nozzle 3 to the discharge port 2.
3 side, the high-temperature water H in the cleaning path 2 generates a flow from the input port 22 side to the discharge port 23 side, so the vegetables W sent into the cleaning path 2 are high-temperature water H. The discharge port 23 is urged by the flow of
While being transferred to the side, it is pressed against the net conveyor 5, and together with the net conveyor 5, it is transferred to the discharge port 23 side, and during the transfer, it is washed while being exposed to air bubbles and is sterilized by high-temperature water H. In this case, vegetables W
is a levitation action by being exposed to air bubbles from below,
It migrates by repeatedly rising and falling due to the sinking action of its own weight, and the leaves are spread by air bubbles,
In addition, by exposing the diffused leaves to air bubbles, insects, soil, etc. that have entered between the leaves are separated.
The vegetables W will be washed, and by performing this washing within the regulated area inside the washing path 2, the vegetables W can be intensively and efficiently exposed to air bubbles. In addition to obtaining a sufficient cleaning effect, it becomes possible to perform cleaning by effectively utilizing air bubbles. Furthermore, since the leaves of the vegetables W are diffused by the air bubbles, the vegetables W can be sterilized uniformly. Furthermore, in this embodiment, the vegetables W bathed in air bubbles are prevented from floating above the water surface by the net conveyor 5, and are transferred together with the conveyor 5 while being pressed against the conveyor 5, so that they are not sterilized in the high-temperature water H. is carried out sufficiently.

The vegetables W, which have been sufficiently washed and sterilized in the washing path 2 as described above, are discharged from the discharge port 23, and are successively pulled up outside the water tank 1 by the pulling net conveyor 6, and then It will be cooled, packed in bags, etc., and shipped.

In addition, among the garbage separated from the vegetables W during washing, the garbage floating on the water surface is removed from the overflow hole 1.
0 to the outside with overflow water,
In addition, sediment such as sand falls from the annular hole 29a and accumulates at the bottom of the water tank 1.

In this case, sand and the like are smoothly guided toward the annular hole 29a by the inclined surfaces 25 formed at both corner portions of the inner bottom surface of the cleaning path.

Further, the high temperature water in the water tank 1 circulates, and sediments such as sand accumulate at the bottom of the water tank 1 even during the circulation.

Next, FIG. 5 shows an embodiment of the second invention.

The food washing sterilizer D of this embodiment has a washing path 2.
The two points are that a high-temperature steam jet nozzle 7 opened toward the discharge port 23 side is provided at the inlet 22 of the washing path 2, and that all the jet ports arranged in a row at an angle in the cleaning path 2 are air jet ports 8. The only difference is from the embodiment of the first invention. And high temperature steam jet nozzle 7
is a nozzle for preventing the temperature of the high temperature water H in the washing path 2 from decreasing and for smoothly feeding the vegetables W introduced from the input port 22 into the washing path 2, as shown in FIG. A cleaning path 2 is connected to a horizontal branch pipe 71 of a high temperature steam distribution pipe 70 branched into a T-shape.
Four jet nozzles 7 are provided so as to equally divide the horizontal width interval, and each jet nozzle 7 is arranged at the opening end face of the cleaning path 2 on the input port 22 side, and each has an opening toward the discharge port 23 side. It is set up to do so. In addition, the high temperature steam distribution pipe 70
is connected to boiler C. Further, the air blowing port 8 is used to clean the vegetables W in the cleaning path 2 by intensively showering them with air bubbles, and also to move the vegetables W to the discharge port 23 side. Here, a large number of nozzle pipes 80 each having a jet nozzle 8 at the tip thereof are installed on the upper surface side of three air delivery pipes 81 which are piped along the longitudinal direction directly below the cleaning path 2, and each By inserting the tip of the nozzle pipe 80 into the through hole 29 formed at the bottom of the cleaning path 2, a large number of jet ports 8 are arranged in a row along the length of the inside bottom of the cleaning path 2. It is left open in the closed position. Further, by tilting the nozzle pipe 80 toward the discharge port 23 side, the jet nozzle 8 is opened in an inclined shape toward the discharge port 23 side of the cleaning path 2 . In addition, this slope is vegetable W
The nozzle pipe 80 is provided to transfer the vegetables W to the outlet 23 side, and in this embodiment, the nozzle pipe 80 is provided to prevent the transfer speed of the vegetables W from becoming too fast.
The inclination angle is changed in three steps so that it gradually becomes smaller as it goes toward the discharge port 23 side. Further, by making the through hole 29 have a larger diameter than the outer diameter of the nozzle pipe 80, the annular hole 29a formed on the outer periphery of the nozzle pipe 80 is used as an opening for sand and the like to fall. Note that the air delivery pipe 81 is connected to the discharge side of the blower B.

Although the embodiments of the present invention have been described above, the specific configuration is not limited to these embodiments.
Even if there are design changes within the scope of the invention, they are included in the invention.

For example, in the embodiment of the first invention, the air nozzle 3
There are two air delivery pipes 31 for the left and right edges, and a high-temperature steam delivery pipe 32 for the vertical high-temperature steam nozzle 4.
Although the case is shown in which one pipe is provided in the center, the number and arrangement of the air delivery pipes and high-temperature steam delivery pipes are arbitrary. In addition, high temperature steam fumarole 4
may be inclined toward the discharge port 23 side similarly to the air jet port 3.

Further, in the embodiment of the second aspect of the invention, the air nozzle is configured only with an inclined air nozzle, but a vertical air nozzle may be provided in addition to this.

In addition, in the embodiment, vegetables were used as an example of the object to be cleaned, but any other objects that need to be cleaned and sterilized, such as seafood and seaweed, can also be treated.

Further, the sterilization time of the object to be cleaned is appropriately determined depending on the type of the object.

(Effects of the Invention) As explained above, in the first aspect of the present invention, the food cleaning and sterilizing apparatus has a water storage tank containing high-temperature water; and a cleaning channel which has a discharge port opened at the other end and is horizontally suspended with a space provided in the water storage tank; an air jet inlet inclined toward the outlet side; a plurality of high-temperature steam jets arranged in a plurality of rows along the length of the cleaning path; It is composed of a net conveyor which is arranged so as to be at the bottom and whose lower transition part rotates toward the discharge port side, so that vegetables etc. can be washed and sterilized at the same time.
Furthermore, since the object to be cleaned can be transferred to the outlet side while immersed in water, sterilization can be reliably performed. Further, in the present invention, since high-temperature steam is ejected from the lower part of the water tank, this high-temperature steam can prevent the temperature of the high-temperature water in the tank from decreasing. Furthermore, in the present invention, if the air jets are arranged on both sides of the high-temperature steam jets, vegetables, etc. can be washed and sterilized smoothly.

Furthermore, in the food washing and sterilizing apparatus of the second invention, a water storage tank containing high-temperature water; an inlet for the object to be washed is opened at one end, and an outlet is opened at the other end. , and a cleaning path horizontally arranged with a space arranged in the water storage tank; and a plurality of rows of air jets arranged in the cleaning path along the length thereof and inclined toward the discharge port side. a high-temperature steam jetting nozzle provided at the input port of the cleaning path and opened toward the discharge port; disposed in the cleaning path so that a lower transition part is below the surface of the high-temperature water; ,
It also consists of a net conveyor whose lower transition section rotates toward the discharge port, so vegetables, etc. can be washed and sterilized at the same time, and the objects to be washed can be immersed in water. Since it can be transferred to the outlet side in a sterilized state, sterilization can be performed reliably. Furthermore, in the present invention, since a high-temperature steam jet nozzle opened toward the discharge port is provided at the input port of the cleaning path, this high-temperature steam can prevent the temperature of the high-temperature water in the tank from decreasing. Moreover, vegetables etc. thrown in from the feeding port can be smoothly transferred to the washing path.

[Brief explanation of the drawing]

Fig. 1 is a vertical side view showing a cleaning sterilizer according to the first embodiment of the present invention, Fig. 2 is a front view thereof, Fig. 3 is an enlarged longitudinal side view showing main parts, and Fig. 4 is a main part thereof. FIG. 5 is a longitudinal side view showing a cleaning and sterilizing device according to a second embodiment of the present invention, and FIG. 6 is a front view thereof. 1: Water tank, 2: Washing path, 3: Air blowhole,
4: High temperature steam blowhole, 5: Net conveyor, 7:
High temperature steam jetting nozzle, 8: Air jet port, 22:
Inlet port, 23: Outlet port, 31: Air delivery pipe, 3
2: High temperature steam distribution pipe, 70: High temperature steam distribution pipe, 8
1: Air delivery pipe, A: Washing and sterilizing device, B: Blower, C: Boiler, D: Washing and sterilizing device, W: Vegetables (object to be washed).

Claims (1)

[Scope of Claims] 1. A water storage tank containing high-temperature water; one end has an inlet for cleaning objects and the other end has an outlet, and a space is arranged in the water tank, and a space is provided horizontally. a suspended cleaning path; a plurality of air jet ports arranged in a plurality of rows along the length of the cleaning path and inclined toward the discharge port; a plurality of rows of high-temperature steam nozzles; a net arranged in the washing path so that the lower transition part is below the surface of the high-temperature water; and the lower transition part rotates toward the discharge port; A food cleaning and sterilizing device comprising: a conveyor; 2. The food cleaning and sterilizing apparatus according to claim 1, wherein the air jets are arranged on both sides of the high-temperature steam jets. 3. A water storage tank filled with high-temperature water; and a cleaning channel that has an inlet for cleaning materials at one end and an outlet for the object to be cleaned at the other end, and is horizontally suspended with a space inside the water tank. ; A plurality of air blowholes are provided in the cleaning passage in a plurality of rows along the length thereof and are inclined toward the discharge port; and; a high-temperature steam jetting nozzle that is opened; a net conveyor that is arranged in the cleaning path so that a lower transition part is below the surface of the high-temperature water, and the lower transition part rotates toward the discharge port; A food cleaning and sterilizing device comprising: