JPH11206345A - Foreign matter-separating structure in apparatus for separating and removing foreign matter in raw laver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a foreign matter-separating structure in an apparatus for separating and removing the foreign matter in a raw laver, hardly providing improper force to the raw laver and sufficiently guiding the laver to a clearance when changing the direction of the raw laver from nearly horizontal direction to the perpendicular direction. SOLUTION: This foreign matter-separating structure in an apparatus for separating and removing the foreign matter, comprising the foreign matter-separating structure having a rotating plate 35 installed in a raw laver-mixing liquid vessel 2 for pooling a raw laver mixture and a classification casing 33 having a connecting opening 81, a foreign matter-discharging opening 4, a connecting opening 31 of the classification casing 33, a driving device of the rotating plate 35 and a pump 15 for suction has a clearance formed out of the circumference edge face of a rotating circle of the rotating plate 35 and the circumference edge face of the classification casing 33. As the result, the structure has advantages of keeping the expanded state of the raw laver in nearly horizontal direction by the rotation of the rotating plate, sucking the raw laver in a horizontally expanded state by the clearance nearly as it is, and precisely and efficiently carrying out the separation of the foreign matter or the like.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mixture of raw laver and seawater (referred to as a mixture of raw laver and seawater; hereinafter referred to as a mixture of raw laver). The present invention relates to a foreign matter separation mechanism of a raw seaweed foreign matter separation and removal apparatus that separates and removes net waste and other contaminants.

[0002]

2. Description of the Related Art Conventionally, a raw seaweed foreign matter separation and removal apparatus (hereinafter, referred to as a “seaweed foreign matter”)
A foreign matter separation and removal device shall be used. ) Is a configuration that uses the clearance of the foreign matter separation mechanism consisting of the rotating plate and the bottom (annular frame plate portion) of the mixed liquid tank, and the filtration of a mixed metal tank using a punching metal type filter tube, a coil type filter tube, etc. And a configuration using members. The present invention has a configuration utilizing the clearance of the former foreign matter separating mechanism (hereinafter, referred to as a foreign matter separating mechanism). As a foreign matter separation and removal device provided with this foreign matter separation mechanism, there is a foreign matter separation and removal device for raw laver disclosed in Japanese Patent Application Laid-Open No. 8-140637. The configuration is such that a rotary plate is fitted inside the inner peripheral edge of the annular frame plate portion of the cylindrical mixed liquid tank through a slight clearance in a substantially flush state, and this rotary plate is appropriately driven around an axis. And a foreign matter discharge port is provided in the cylindrical mixed liquid tank. The present invention is characterized in that foreign substances can be efficiently separated and removed by utilizing the difference in specific gravity and centrifugal force, and that clogging can be easily eliminated even if the clogging is small and clogged temporarily. It is disclosed.

[0003]

SUMMARY OF THE INVENTION The above-mentioned invention is capable of efficiently separating and removing foreign matter by utilizing the clearance of the inner fitting structure, the difference in specific gravity and the centrifugal force, and the clogging is small because the rotating plate always rotates. It has the characteristics of However, raw seaweed flowing in a substantially horizontal direction (in a substantially horizontal development state) due to centrifugal force in the cylindrical mixed liquid tank passes through the clearance of the vertical structure due to the inner fitting of the cylindrical mixed liquid tank. Need to turn the raw laver vertically. In this way, in order for the raw laver to change its direction from the substantially horizontal direction to the vertical direction, the raw laver is subjected to a considerable amount of unreasonability, the raw laver may be damaged, or the guidance to the clearance of the vertical structure is not sufficient. There are issues such as things. In addition, according to the invention of the document, the separated laver / seawater naturally falls toward the lower part of the clearance, so-called natural flowing down. In other words, it is not configured to forcibly suction using a suction pump. Therefore, it is considered that there is a slight problem in guiding the raw nori and seawater in the cylindrical liquid mixture tank to the clearance having the vertical structure and smoothly passing through the clearance.

[0004]

According to the first aspect of the present invention, the clearance of the foreign matter separating mechanism is constituted by the rotating peripheral surface of the rotary plate and the peripheral surface of the sorting casing, and the clearance and the centrifugal force of the rotating plate are used. It is intended that the substantially horizontal deployment state of the raw seaweed to be produced can be sucked as it is, and that foreign substances can be efficiently separated by the suction in the substantially horizontal development state.

According to the present invention, a raw laver mixture tank for pooling a raw laver / seawater mixture, a foreign substance outlet provided at the bottom of the raw laver mixture tank, and a raw laver mixture tank are provided. In a raw seaweed foreign matter separation and removal apparatus comprising a foreign matter and a foreign matter separation mechanism for separating raw seaweed, a separation casing having a connection port for a suction pump provided at the bottom of the raw seaweed mixed liquid tank. And a rotating plate provided so as to be superimposed on the sorting casing, and the clearance of the foreign matter separating mechanism is constituted by a rotating circumferential surface of the rotating plate and a circumferential surface of the sorting casing. A step of sucking seawater with this clearance, and a step of transporting the sucked raw seaweed / seawater to the outside of the raw seaweed foreign matter separation / removal device through a connection port of the sorting casing; A foreign matter separating mechanism of the removal device.

The invention of claim 2 is intended to facilitate the adjustment of the clearance of the foreign matter separating mechanism, the adjustment of the suction force and the amount, the ease of maintenance management, and the like.

According to a second aspect of the present invention, there is provided a foreign matter separating mechanism for a raw seaweed foreign matter separating and removing apparatus having a configuration in which an inclined clearance is provided in a part of the clearance.

[0008] The invention of claim 3 intends to prevent clogging of the clearance of the foreign matter separating mechanism by backwashing and raising the rotating plate.

According to a third aspect of the present invention, the rotating plate is raised during backwashing, and the clearance of the foreign matter separating mechanism including the rotating plate and the sorting casing is enlarged.
Alternatively, a foreign matter separating mechanism of the raw seaweed foreign matter separating and removing apparatus according to claim 2.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION A raw laver mixture is introduced into a raw laver mixture tank of the present invention sequentially from a raw laver tank. The introduced raw laver mixture is flowed and swirled in a substantially horizontal direction by the rotating plate (flowing in a substantially horizontally developed state), and is guided to the clearance of the foreign matter separating mechanism by the suction pump. After the raw seaweed is sucked into the opening of the clearance that opens in a substantially horizontal direction, it passes smoothly through the clearance without receiving resistance, reaches the bottom inside the casing of the sorting casing, and passes through the connection port. And guided to the processing tank.

When the clearance is cleaned, the function is maintained and managed, or the clearance is clogged, the backwashing pump is operated, and seawater is jetted from the backwashing injection port.
The clearance is backwashed. At this time, the rotating plate is lifted by the jet flow to widen the clearance, thereby removing foreign substances clogging the clearance.

[0012]

An embodiment of the present invention will be described below with reference to the drawings.

Reference numeral 1 denotes a foreign matter separation and removal device. The foreign matter separation and removal device 1 includes a raw laver mixture tank 2 for pooling a raw laver mixture, and a foreign matter separation mechanism provided at the bottom 21 of the raw laver mixture tank 2. 3, a foreign matter discharge port 4, and a driving device 5 for rotating a rotating plate (described later) of the foreign matter separating mechanism 3 are main components.

The raw nori mixed liquid tank 2 is opened with a raw nori supply pipe 7 communicating with a raw nori tank 6 for storing raw nori and seawater. The raw nori supply pipe 7 is provided with a pump 8. I have. Further, a processing tank 9 for pooling the separated raw seaweed and seawater is provided. Although not shown, the processing tank 9 is provided with a stirring blade and a motor.

The foreign matter separating mechanism 3 includes a sorting casing 33 having a connection port 31 for sucking the separated raw laver and seawater and a jet port 32 for backwashing, and a pressure receiving member located above the jet port 32 of the sorting casing 33. A plate 34, a rotating plate 35 superimposed on the sorting casing 33, and the rotating plate 35
, And a clearance S formed by the circumferential edge surface 33a of the sorting casing 33. Therefore, the raw nori supplied to the raw nori mixed liquid tank 2 is in a substantially developed state by rotating the rotating plate 35, that is, in a substantially horizontal developed state. This raw nori is flowing in a substantially horizontal development state along the bottom 21 and in this way flows in a substantially horizontal development state, so that there is no resistance to the clearance S that opens substantially in the horizontal direction. It has the feature of being sucked securely and easily.

The shape of the clearance S is, for example, as shown in FIG.
(A), (b, b1) and (c), (a) is the form of the horizontal clearance S1, and (b) is the clearance S inclined upward.
2. (b1) is the form of the clearance S3 inclined downward, (c)
Indicates the form of the proximity line clearance S4. The above (a) is the simplest form and has a feature that the structure can be simplified and the cost can be reduced.
And a circumferential surface 33a of the sorting casing 33. Although not shown, the rotating circumferential surface 3 of the rotating plate 35 is not shown.
5a and / or the circumferential surface 33a of the sorting casing 33 may be formed as a deformed portion having an inclined shape and a blade-shaped portion when viewed in cross section. (B, b1) is for easy adjustment of clearance S,
It has the characteristics of adjusting the suction force and volume, facilitating maintenance management, improving the effect of preventing clogging, and the like.
A configuration in which an upwardly inclined clearance S2 in which upwardly inclined portions 35b 'and 33b' are provided in a part of a, (b1) is a rotating plate 35
A downwardly inclined portion 35b ".33 is provided on a part of the circumferential surface 33a.
A configuration in which a downwardly inclined clearance S3 provided with b ″ is formed is shown, respectively.
5b ′ (35b ″) and 33b ′ (33b ″) may be provided on the entire rotating peripheral surface 35a of the rotating plate 35 and the entire peripheral surface 33a of the sorting casing 33. further
(C) is near line clearance S4 to help clear clogging
The following figure shows the configuration. Although another example of the proximity line clearance S4 is not shown, the rotation circumferential surface 3 of the rotation plate 35 is not shown.
5a and / or the circumferential edge surface 33a of the sorting casing 33 may be formed into a blade surface shape portion in a sectional view.

The rotating plate 35 is rotatably provided on a rotating shaft 52 provided on a motor 51 of the driving device 5 via a locking pin 10. Therefore, the seawater in the backwash tank 11 is jetted from the jet port 32 via the hose 12 and the backwash pump 13 to push up the pressure receiving plate 34 and the rotating plate 35, and the size of the clearance S is increased by the pushing up. Is expanded. The structure of pushing up the rotating plate 35 includes an example using a lifting plate 34a in FIG. 4, a mechanical structure such as a cylinder (not shown), and a manual operation. In addition, the upper limit and the lower limit of the rotating plate 35 may be restricted.

In the figure, reference numeral 14 denotes a hose provided at the connection port 31 for guiding the separated raw laver and seawater to the treatment tank 9, and 15 denotes a suction pump.

[0019]

According to the first aspect of the present invention, there is provided a raw nori mixed liquid tank for a pool of a raw nori mixed liquid tank, a foreign matter separating mechanism comprising a rotary plate provided in the raw nori mixed liquid tank and a sorting casing having a connection port. In a foreign matter separation and removal device comprising a foreign matter discharge port, a driving device for the rotating plate, and a suction pump provided in a connection port, a foreign matter separating mechanism is formed by a rotating circumferential surface of the rotating plate and a circumferential surface of the sorting casing. Is provided. Therefore, the rotating plate ensures a substantially horizontal unfolded state of the raw seaweed, and the raw seaweed in the substantially horizontally expanded state can be sucked as it is. This has the effect of making a realistic separation.

According to a second aspect of the present invention, an inclined clearance is provided in a part of the clearance. Therefore, there are effects that easy adjustment of the clearance, adjustment of the suction force and the amount, simplification of maintenance management, and the like can be achieved.

According to a third aspect of the present invention, the rotating plate is raised during the backwash to increase the clearance of the foreign matter separating mechanism. Therefore, there is a feature that the clogging of the clearance of the foreign matter separating mechanism can be reliably eliminated by backwashing and raising the rotating plate.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view showing the whole of the present invention.

FIG. 2 is an enlarged schematic cross-sectional view showing an example of the relationship between the sorting casing of the present invention and a rotating plate.

FIG. 3 is an enlarged schematic cross-sectional view showing a relationship between a rotating peripheral surface of a rotating plate and a peripheral surface of a sorting casing constituting a foreign matter separating mechanism of the present invention, wherein (a) shows a horizontal clearance;
(B) indicates the horizontal clearance and the clearance inclined upward (downward), and (c) indicates the proximity line clearance.

FIG. 4 is an enlarged schematic sectional view showing another example of the relationship between the sorting casing of the present invention and the rotary plate.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Foreign substance separation and removal apparatus 2 Raw seaweed mixed liquid tank 21 Bottom part 3 Foreign substance separation mechanism 31 Connection port 32 Injection port 33 Sorting casing 33a Circumferential surface 33b 'Upward inclined part 33b "Downward inclined part 34 Pressure receiving plate 34a Lifting plate 35 Rotating plate 35a Rotating circumferential surface 35b 'Upward inclined portion 35b "Downward inclined portion 4 Foreign matter discharge port 5 Drive device 51 Motor 52 Rotating shaft 6 Fresh seaweed tank 7 Fresh seaweed supply pipe 8 Pump 9 Processing tank 10 Locking pin 11 Backwash tank 12 Hose 13 Backwashing pump 14 Hose 15 Suction pump S Clearance S1 Horizontal clearance S2 Upward clearance S3 Downward clearance S4 Proximity line clearance

Claims (3)

[Claims] 1. A raw laver mixture tank for pooling a raw laver / seawater mixture, a foreign substance outlet provided at the bottom of the raw laver mixture tank, and a foreign substance and raw laver provided in the raw laver mixture tank In a raw seaweed foreign matter separation and removal device comprising a foreign matter separation mechanism that separates, a separation casing having a connection port for a suction pump provided at the bottom of the raw seaweed mixed liquid tank,
A rotating plate provided so as to overlap the sorting casing, and the clearance of the foreign matter separating mechanism is
It is composed of the rotating peripheral surface of the rotating plate and the peripheral surface of the sorting casing, and the raw seaweed and seawater are sucked in with this clearance, and the sucked raw seaweed and seawater are connected through the connection port of the sorting casing. A foreign matter separation mechanism of a raw seaweed foreign matter separation and removal device, which is transported outside the raw seaweed foreign matter separation and removal device. 2. The foreign matter separating mechanism of the raw seaweed foreign matter separating and removing apparatus according to claim 1, wherein an inclined clearance is provided in a part of said clearance. 3. The raw laver according to claim 1, wherein the rotating plate is raised at the time of backwashing to increase the clearance of a foreign matter separating mechanism comprising the rotating plate and a sorting casing. Foreign matter separation mechanism of foreign matter separation and removal device.