JPH06142648A - Device and ship for separating and collecting suspended matter such as oil or the like - Google Patents

Abstract

PURPOSE:To provide the suspended matter separating/collecting device for oil, etc., which can collect directly suspended matter of oil, etc., and also, can execute continuously its separation without using an oil absorbing agent, an oil absorbing fiber, etc., and a suspended matter separating/collecting ship using its device. CONSTITUTION:The device is provided with a suspended matter separating tank 3 for oil, scum, etc., in which the tip side in the suspended matter inflow direction is wide in width, and the rear end side is narrow in width, the suspended matter separating tank 3 has a suspended matter inflow control gate for allowing water to be treated containing suspended matter to flow in on the tip side, and the suspended matter inflow control gate has a guide 8 consisting of a cylindrical body provided with pistons 9, 11 consisting of a floating body moving vertically in the inside. Also, this device is constituted so that in the rear of the suspended matter inflow control gate, one piece or two pieces or more of intermediate gates 5 for separating the suspended matter separating tank 3 into plural small tanks along the suspended matter inflow direction are provided, the intermediate gate 5 has a guide 10 consisting of a cylindrical body provided with the pistons 9, 11 consisting of the floating body moving vertically in the inside, and also, in the rear of the suspended matter separating tank 3, a suspended matter collecting tank 7 is provided, and moreover, to plural small tanks, a pump 18 is connected through an in-tank water quantity ratio control valve 17.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for separating and collecting suspended solids such as oil and a ship for separating and collecting suspended solids.
The present invention relates to a floating material separation / collection device for separating and collecting floating materials such as oil and scum in a seawater or wastewater treatment tank, and a floating material separation / collection ship equipped with the separation / collection device.

[0002]

2. Description of the Related Art Conventionally, in order to separate and collect suspended matters such as oil and scum in rivers and seas, an oil fence or the like is used to prevent the outflow of the oil component, and then the oil absorbent on the water. Is dispersed or fibers are arranged, and the oil component is impregnated into this to collect the impregnated product.

[0003]

However, the above floating material recovery method has the following problems. That is, although the oil component can be recovered, the oil and water cannot be separated after the recovery. Since an oil absorbent, an oil absorbing fiber, etc. are required, the work efficiency is low and the oil recovery work cannot be performed in a short time. Since the oil component cannot be concentrated, a space for storing the collected product is required. There is a problem such as.

The present invention was made in response to the above-mentioned problems, and the object of the present invention is to directly apply oil or the like without using an oil absorbent, an oil absorbing fiber or the like. An object of the present invention is to provide an apparatus for separating and recovering suspended solids of oil or the like that can collect suspended materials and continuously separate them, and a floating material separation and recovery vessel using the apparatus.

[0005]

In order to achieve the above object, the apparatus for separating and recovering suspended solids of oil or the like of the present invention is an oil or scum having a wide width at the front end side in the floating material inflow direction and a narrow width at the rear end side. And the like, and the suspended matter separation tank has a suspended matter inflow regulation gate for allowing the water to be treated containing suspended matter to flow into the tip side thereof. Has a guide guide formed of a cylindrical body having a piston made of a floating body that moves up and down inside, and the floating substance separation tank is provided in the floating substance inflow direction behind the floating substance inflow control gate. It has one or two or more intermediate gates which are separated into a plurality of small tanks, and the intermediate gate has therein a guide guide made of a cylindrical body having a piston made of a floating body which moves up and down. There is a floating material recovery tank behind the floating material separation tank. The small tank number, has a configuration in which the pump is connected via the intracisternal water ratio control valve.

The oil and other floating matter separating and collecting ship of the present invention is provided with a floating matter separating tank for oil, scum and the like, which is wide on the bow side and narrow on the stern side along the bow and stern directions of the hull. The floating substance separation tank has a bow side gate for letting in water to be treated containing floating substances on the bow side, and the bow side gate is
Inside, there is a guide guide consisting of a cylinder with a piston consisting of a floating body that moves up and down, and behind the gate on the bow side, the suspended matter separation tank is divided into a plurality of tanks along the bow and stern directions. It has one or two or more intermediate gates to be separated, and the intermediate gate has a guide guide made of a cylindrical body having a piston made of a vertically movable levitation body inside, and the rear of the tank on the stern side. Has a suspended matter recovery tank, and a pump is connected to the plurality of small tanks through a tank water content ratio adjusting valve.

[0007]

In the apparatus for separating and recovering suspended solids of oil or the like of the present invention, a suspended solid separation tank for oil, scum, etc., having a wide front end side in the floating substance inflow direction and a narrow rear end side is used. Is concentrated on the water surface as it goes to the rear end side in the floating material inflow direction, and since the gate is formed by a guide guide made of a cylindrical body having a piston made of a floating body that moves up and down, respectively, Floating materials on or near the water surface flow into each tank by the vertical movement of the piston driven by the pump, and sequentially move to the tank on the rear end side to promote separation of the floating materials. Act on.

The water level in each of the small tanks is adjusted by the in-tank water ratio adjusting valve, and the pistons move up and down in accordance with the adjustment, so that the suspended matter flows smoothly and the rear end side in the suspended matter inflow direction. Acts to move to.

Since the floating matter separating and collecting ship of the present invention is provided with the floating matter separating and collecting apparatus for oil or the like on the ship itself, the floating matter such as oil can be directly collected continuously by the movement of the ship, and The floating material separation and recovery device uses a floating material separation tank such as oil or scum that has a wide bow on the bow side and a narrow width on the stern side along the bow and stern directions of the hull, and uses one or more intermediate gates. , The suspended matter separation tank is formed into a plurality of small tanks, and the water in the small tanks is sucked by a pump, so that the suspended matter is concentrated on the water surface as it goes to the small tanks in the stern direction. And acts so as to promote the separated state of the suspended matter and water.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show an embodiment of the present invention, FIG. 1 is a plan view, FIG. 2 is a vertical sectional view, and FIG. 3 is a vertical sectional view as seen from the bow side of a ship.

The present embodiment is an embodiment embodied as a floating material separation and recovery ship for oil and the like, and is roughly composed of a ship 1 with a floating material separation and recovery device 2 installed. The structure of the ship. The suspended matter separation / recovery device 2 is provided in a suspended matter separation tank 3 such as oil and scum provided along the bow and stern directions of the hull 1, and has a bow gate 4 and intermediate gates 5, 5 ... , One is provided to form a plurality of small tanks 6a, 6b, ... And a floating matter collecting tank 7 is provided behind the small tank 6b on the stern side, and the floating matter is sequentially arranged on the bow side. It is configured such that it can be separated from the small tank 6a by moving it to the small tank 6b in the stern direction, and can be collected in the suspended matter collecting tank 7.

The suspended matter separating tank 3 is constructed as a tank (tank) having a wide bow on the bow side and a narrow bow on the stern side. A bow gate 4 is provided on the bow side, and behind the bow gate 4. An intermediate gate 5 is provided. Each of the bow gate 4 and the intermediate gate 5 is composed of a guide guide 8 made of a cylindrical body and a piston 9 made of a levitation body (float) that moves up and down in the guide guide 8, and the intermediate gate 5 is also a guide guide. It is composed of 10 and a piston 11.

Each of the guides 8 and 10 is a cylindrical body having an opening 12 around its upper portion, and is constructed so that it can be opened and closed by the pistons 9 and 11. Further, the pistons 9 and 11 are respectively formed by the floating body 13 and the skirt portion 14. The piston 9 forming the bow gate 4 has an air vent hole 1 at the center.
5 are provided. The skirt portion is usually made of a material such as a synthetic resin plate or an FRP plate that can cope with the buoyancy of the levitation body, and is formed so as to stand down along the peripheral edge of the levitation body.

A small tank 6 formed by the intermediate gate 5.
The a and 6b are formed such that the volume of the stern side small tank 6b is smaller than that of the bow side small tank 6a. Further, the small tanks 6a and 6b are connected to each other by a passage 16 provided at a lower portion thereof, and the passage 16 is connected to a pump 18 through a tank water amount ratio adjusting valve 17. The tanks 6a and 6b are set so that the water level is lower on the stern side than on the bow side,
The suspended matter smoothly moves from the bow side tank 6a to the stern side tank 6
It is configured to be able to move to b.

A suspended matter recovery tank 7 is provided behind the suspended matter separation tank 3, that is, behind the stern side small tank 6b. The stern side small tank 6b and the floating matter collecting tank 7 are connected via a shutter-shaped collecting gate 19. In addition,
In the drawings, 20 is a drive source of the ship.

In the suspended matter separating and collecting ship of this embodiment, after adjusting the in-tank water amount ratio adjusting valve 17 for adjusting the water level in the small tanks 6a and 6b forming the floating matters separating tank 3, suspended matters such as oil 18
Is driven, the piston 9 forming the bow gate 4 moves downward along the guide guide 8 in order to suck in the water in the small tank 6a, and the opening 12a of the guide guide 8 opens so that the water surface,
By floating suspended matter such as oil near the water surface over the piston 9 and flowing into the small tank 6a, the suspended matter can be accommodated.

The suspended matter on the water surface of the small tank 6a is driven by the homp 18 and the downward movement of the piston 11 forming the intermediate gate 5 causes the opening 12b to be opened. And flows into the small tank 6b. Here, since the volume of the small tank 6b is smaller than that of the small tank 6a, the suspended matter layer becomes thicker,
The collection becomes easy.

Next, when the driving of the pump 18 is stopped, the piston 9 of the bow gate 4 and the piston 11 of the intermediate gate 5 are stopped.
Rises and the openings 12a and 12b of the guides 8 and 10
Will be closed and the inflow of suspended matter will stop. Here, since the water level is usually set lower than that of the small tanks 6b and 6a by the preset water quantity set by the in-tank water quantity ratio adjusting valve 17, it is possible to set the water level after the opening 12a is closed. Also, when the opening 12b is not closed,
The suspended matter will smoothly flow into the small tank 6b.

Then, by repeating this process,
In the suspended matter separation tank 3, the bow side tank 6a is formed wide and the stern side tank 6b is formed narrow, so that floating matters such as oil and scum go to the stern side from the bow side in the bow / stern direction. According to this, it will be concentrated on the water surface, and the separated state of the suspended matter and water can be promoted. When the layer of the suspended matter has a predetermined thickness, the recovery gate 19 is opened and the suspended matter in the concentrated state is recovered in the suspended matter recovery tank 7. Therefore, suspended solids can be collected continuously or intermittently without being affected by the water levels (dryness, draft) in rivers and the sea.

The present invention is not limited to the above-described embodiments, but includes configurations that can be modified and implemented within the scope of the present invention. Incidentally, in the above-described embodiment, the floating material separation / collection device has been described as a structure embodied as a floating material separation / collection ship provided on a ship, but it may be configured to be used as a normal floating material separation / collection device on land. It is natural. In addition, in the above-described embodiment, the floating substance separation tank has been described as having two tanks, but it may have three or more tanks.

Further, in the above-mentioned embodiment, the guide guide has a cylindrical shape and the piston has a cylindrical shape having a float and a skirt portion. However, if necessary, a plane rectangular shape or the like may be used. It may be configured as follows. Further, the pump may be installed in each small tank. Furthermore,
Of course, the small tank may be provided with a filter or the like according to the water to be treated. Usually, the filter is formed before or after the gate.

[0022]

As is apparent from the above description, according to the apparatus for separating and recovering suspended solids of oil or the like of the present invention, floating of oil, scum, etc. having a wide front end side and a narrow rear end side is narrow. Since the substance separation tank is used, the suspended matter is concentrated on the water surface as it goes to the rear end side in the inflow direction of the suspended matter, and the gate is a cylinder equipped with a piston consisting of a floating body that moves up and down. Because it is formed by a guide that consists of the body,
Floating matter on or near the water surface flows into each tank by the vertical movement of the piston driven by the pump, and sequentially moves to the tank on the rear end side to promote separation of the floating matter, and The water level in each small tank is adjusted by the water volume ratio adjustment valve in the tank, and each piston moves up and down in accordance with the adjustment, so floating materials are smoothly moved to the rear end side in the floating material inflow direction and separated. It has the effect that it can be collected.

Further, according to the floating material separation / collection ship for oil or the like of the present invention, the floating material separation / collection device for oil or the like is provided on the ship itself. The suspended matter separation / collection device can be directly recovered, and the suspended matter separation tank such as oil or scum having a wide bow on the bow side along the bow / stern direction of the hull and a narrow width on the stern side, and one or two By using the above intermediate gate, the floating material separation tank is formed into a plurality of small tanks, and the water in the small tanks is sucked by a pump. There is an effect that the suspended matter becomes a concentrated state on the top, and the separated state of the suspended matter and water can be promoted.

[Brief description of drawings]

FIG. 1 is a plan view of an embodiment of the present invention.

FIG. 2 is a vertical sectional view.

FIG. 3 is a vertical cross-sectional view of the ship as viewed from the bow side.

[Explanation of symbols]

1 ... Hull, 2 ... Floating matter separation and collection device, 3 ...
Floating matter separation tank, 4 ... Bow gate, 5 ... Intermediate gate, 6a ... Bow tank, 6b ... Stern tank, 7
... Floating matter recovery tank, 8 ... Guide guide, 9 ... Piston, 10 ... Guide guide, 11 ... Piston,
12a, 12b ... A guide guide opening, 13 ...
Floating body, 14 ... Skirt part, 15 ... Air vent hole, 16 ... Passage, 17 ... Tank water ratio control valve,
18 ... Pump, 19 ... Shutter-shaped collection gate, 20 ... Ship drive source

Claims (2)

[Claims] 1. A floating material separation tank, such as oil or scum, having a wide front end side in the floating material inflow direction and a narrow rear end side is provided, and the floating material separation tank contains a suspended material on the front end side. There is a floating substance inflow control gate for inflowing the treated water, and the floating substance inflow control gate has therein a guide guide made of a cylindrical body having a piston made of a floating body that moves up and down. Behind the floating material inflow control gate, there is one or more intermediate gates for separating the floating material separation tank into a plurality of small tanks along the floating material inflow direction. It has a guide guide consisting of a cylinder provided with a piston consisting of a floating body that moves up and down, and also has a floating material recovery tank behind the rear floating material separation tank, and further in the plurality of small tanks,
An apparatus for separating and recovering suspended solids such as oil, which is characterized in that a pump is connected through a water content ratio adjusting valve in the tank. 2. A floating matter separation tank, such as oil and scum, having a wide bow on the bow side and a narrow bow on the stern side of the hull, and having a narrow width on the stern side. It has a bow-side gate for letting in treated water to flow in, and the bow-side gate has a guide guide formed of a cylindrical body having a piston made of a floating body that moves up and down, and the bow-side gate. In the rear of the, there is one or more intermediate gates for separating the floating matter separation tank into a plurality of small tanks along the bow / stern direction, and the intermediate gate is composed of a floating body that moves up and down inside. It has a guide guide consisting of a cylinder equipped with a piston, and has a floating material recovery tank behind the floating material separation tank, and further, through a tank water ratio adjusting valve in the plurality of small tanks. A floating material separation and recovery ship for oil etc. characterized by having a pump connected.