JPH0642592U - Underwater cleaning tools for ships - Google Patents

Abstract

(57) [Summary] [Purpose] Regardless of the dock schedule,
Also, a large dock cost can be eliminated, and only slime can be removed without damaging the coating film formed on the surface of the hull. A flexible thread-shaped or cloth-shaped cleaning piece 2 is detachably attached to a cleaning device 3 having a hollow inside, and a plurality of high-pressure air or high-pressure water streams are attached to a front portion 3a of the cleaning device 3. Is equipped with a high-pressure air supply pump 4 for supplying high-pressure air to the cleaning device 3 and a high-pressure water flow supply pump 5 for supplying high-pressure water flow, and the high-pressure air supply pump 4 and the high-pressure water flow supply pump 5 are formed. The cleaning tool 3 and the cleaning tool 3 were connected by a hose 6.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a ship cleaning tool for removing slime (water stain) adhering to the surface of the hull of a ship that is moored at sea, and more particularly to a coating tool formed on the hull surface. The present invention relates to an underwater cleaning tool for ships that can remove slime (water stains) adhering to the surface of the hull at sea without damaging the film and without putting it in a dock.

[0002]

[Prior art]

 Conventionally, for example, as soon as a ship such as a newly built ship is moored at sea, slime (water stains like glue) adheres to the surface of the hull of the ship under mooring. Especially in the case of new ships, it is necessary to remove slime adhering to the surface of the hull before delivering it to the customer.

A conventional method for removing slime is to put a ship moored at sea in a dock, drain water in the dock, and expose a part of the hull that has been submerged below the surface of the water. Was applied with high pressure to remove.

Further, an underwater cleaning device is known as a device for cleaning the surface of a hull, but this device is mainly developed for removing shellfish such as oysters and barnacles attached to the surface of the hull.

[0005]

[Problems to be solved by the device]

 However, in the conventional method of removing the slime adhering to the surface of the hull by putting the ship in the dock, the ship construction process and the operation process are greatly restricted depending on the dock schedule, and at the same time the ship's inside the dock is A large amount of dock cost is required for moving and draining water inside the dock.

Further, in the method of using the underwater cleaning device, since this device is mainly developed for removing shellfish such as oysters and barnacles attached to the surface of the hull, At present, the formed coating film is also scraped off, and it is not possible to remove only slime without damaging the coating film.

The present invention has been made in view of the above problems in order to solve the problems, and the purpose thereof is not influenced by the dock schedule and a large dock cost. Another object of the present invention is to provide an underwater cleaning tool for ships that can eliminate the need for water and can remove only slime without damaging the coating film formed on the hull surface.

[0008]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention attaches a flexible thread-like or cloth-like cleaning piece to the front of a cleaning tool having a hollow inside, and a plurality of cleaning tools are attached to the front part of the cleaning tool. Equipped with a high-pressure air supply pump that forms high-pressure air or high-pressure water flow injection holes and supplies high-pressure air to the cleaning equipment, and a high-pressure water flow supply pump that supplies high-pressure water flow. The cleaning tool is connected with a hose.

[0009]

[Action]

 The present invention having the above-mentioned structure operates as follows. That is, when removing slime adhering to the underwater surface of a ship under mooring at sea, the diver can be submerged in water using the underwater cleaning tool for ships of the present invention at sea without docking the ship. When diving underwater, the diver operates the underwater cleaning tool for ships, and the high-pressure air or high-pressure water stream supplied through the hose from the high-pressure air supply pump or the high-pressure water flow supply pump is discharged from the injection hole formed in the cleaning tool. The cleaning piece is sprayed by using a jet of high-pressure air or high-pressure water flow, and the cleaning piece that rocks and the high-pressure air or high-pressure water stream that is ejected removes slime adhering to the hull surface. To use.

[0010]

【Example】

 Hereinafter, the present invention will be described more specifically on the basis of the embodiments shown in the drawings. Here, FIG. 1 is an overall schematic view of an underwater cleaning tool for ships, and FIG. 2 is a sectional view of a cleaning tool.

In the figure, an underwater cleaning tool 1 for a ship is a tool for removing slime adhering to the surface of a hull below the water surface without damaging a coating film on the surface, and is used underwater by a diver. The underwater cleaning tool 1 for a ship includes a cleaning piece 2 for cleaning the surface of a hull, a cleaning tool 3 for mounting the cleaning piece 2, a high-pressure air supply pump 4 for supplying high-pressure air to the cleaning tool 3, and a high-pressure water flow for supplying a high-pressure water stream. It comprises a supply pump 5, a high-pressure air supply pump 4, a hose 6 connecting the high-pressure water flow supply pump 5 and the cleaning device 3, and the like.

The cleaning piece 2 wipes off slime adhering to the surface of the hull, and is made of a flexible thread or cloth. The cleaning piece 2 is made of vinyl, polyethylene, cotton or the like and is knitted in a thread shape or a cloth shape. In this embodiment, it is formed of thread. A large number of thread-shaped cleaning pieces 2 are attached to the cleaning device 3 toward the front. The thread-shaped cleaning piece 2 is detachably attached to the side surface of the cleaning tool 3 on the front side.

The thread-like cleaning piece 2 is attached by being sandwiched between clips 2 a attached to the outer periphery of the cleaning tool 3. The thread-like cleaning piece 2 soiled by wiping the slime can be replaced with a new one by loosening and removing the clip 2a, attaching a new one and tightening the clip 2a.

The cleaning tool 3 is a main part of a tool to which the cleaning piece 2 is attached and which injects a high-pressure air or a high-pressure water stream, which will be described later, and has an inner hollow cylindrical shape. In this embodiment, the cleaning device 3 is composed of a front part 3a which is formed to be elongated left and right, and a rear part 3b which is formed at a right angle to the center rear part side of the left and right elongated front parts 3a. It has a T-shape. The interiors of the front part 3a and the rear part 3b are in communication with each other.

The cleaning piece 2 is attached to the front side of the outer peripheral side surface of the front portion 3a of the cleaning tool 3 in the cylinder direction by a clip 2a. A plurality of injection holes 3c are formed in the cylinder direction in the upper and lower portions of the front portion 3a of the cleaning piece 2 with the front side cleaning piece 2 interposed therebetween.

The injection hole 3c is for injecting the high-pressure air or high-pressure water supplied from the high-pressure air supply pump 4 or the high-pressure water flow supply pump 5 described later into the hollow interior of the cleaning device 3 to the front surface of the hull. It is a hole.

The high-pressure air or high-pressure water jets injected from the upper and lower jetting holes 3c rock the thread-like cleaning piece 2 attached in a state sandwiched between them, and the cleaning piece 2 cleans the surface of the hull. It not only enhances the wiping effect of slime, but also acts directly on the surface of the hull to remove slime.

A valve 3d that opens and closes the flow of high-pressure air or high-pressure water is provided on the rear end side of the rear portion 3b of the cleaning tool 3. One end of a hose 6 is connected to the rear end of the rear portion 3b provided with the valve 3d.

The hose 6 is a passage for high-pressure air and high-pressure water flow supplied from the high-pressure air supply pump 4 and the high-pressure water flow supply pump 5. One end of the hose 6 is connected to the rear end of the rear portion 3b of the cleaning instrument 3, the other end side is branched into two in the middle, and the other end of the branched hose 6 is a high pressure air supply pump 4 And a high-pressure water flow supply pump 5, respectively.

The high-pressure air supply pump 4 is injected into the water through the hose 6 and the injection hole 3c of the cleaning device 3, swings the cleaning piece 2 and directly hits the surface of the hull to remove slime. This is a device that supplies water, and is installed on the sea. For example, an air compressor is used.

The high-pressure water flow supply pump 5 injects water into the water through the hose 6 and the injection hole 3c of the cleaning device 3, swings the cleaning piece 2 and directly hits the surface of the hull to remove the high-pressure water flow. It is a device that supplies water and is installed on the sea. For example, a water jet pump is used.

Next, a method of using the underwater cleaning tool 1 for a ship based on the configuration of the above embodiment will be described below. When removing slime adhering to the underwater surface of a ship under mooring at sea, the diver dives underwater using the underwater cleaning tool 1 for a ship at sea without docking the ship. While approaching the surface of the hull where the slime adheres, the underwater diver grasps the rear part 3b of the cleaning device 3 and operates it, while operating the cleaning piece 2 of the marine underwater cleaning tool 1 and the front part 3a of the cleaning device 3 on the surface of the hull. After touching the cleaning piece 2 to the surface of the hull where the slime adheres, wipe the slime adhering to the surface of the hull while moving it vertically and horizontally.

In order to wipe off the slime that is in contact with the surface of the hull, the diver holds the rear part 3b of the cleaning device 3 in water and moves the cleaning piece 2 attached to the front part 3a of the cleaning device 3 vertically and horizontally. I try to move it, but it is difficult to move it up / down / left / right freely under water due to the resistance of the water.

In this case, in order to enhance the cleaning effect, the underwater diver is supplied from the high-pressure air supply pump 4 or the high-pressure water supply pump 5 on the sea by opening the valve 3d of the rear portion 3b of the cleaning device 3. A high-pressure air or high-pressure water stream is circulated through the hose 6 into the hollow cleaning device 3 and is vigorously injected into the water from the injection hole 3c of the front portion 3a of the cleaning device 3.

The high-pressure air or high-pressure water jet injected from the injection hole 3c violently rocks the cleaning piece 2 mounted on the front portion 3a of the cleaning device 3 toward the front. The cleaning piece 2 is swung up, down, left and right by the high-pressure air or high-pressure water flow, and the cleaning piece 2 is swung up, down, left, and right.

The high-pressure air or high-pressure water jets injected from the injection holes 3c hit the surface of the hull vigorously, and the high-pressure air removes the slime adhering to the hull surface, and the slime removal work. Improve work efficiency.

Unlike the conventional method, the slime can be removed without damaging the coating film formed on the surface of the hull, and can be performed on the sea while mooring, which complicates the dock schedule. Also, the work cost can be reduced compared to the work at the dock.

The present invention is not limited to the above-mentioned embodiments, and it goes without saying that various modifications can be made without departing from the spirit of the present invention.

[0029]

[Effect of device]

 As is apparent from the above description, the underwater cleaning tool for a ship according to the present invention can remove slime at sea while mooring and damage the coating film formed on the hull surface. It is possible to remove slime adhering to the hull surface. Moreover, the slime removing effect can be enhanced by the synergistic effect of the flow force of the high-pressure air or the high-pressure water flow, the bubbles, the water bubbles, and the violent rocking of the cleaning piece.

[0030] In combination with these effects, slime removal work can be performed at sea during mooring, so dock work can be eliminated, dock costs can be eliminated, and the slime removal work cost can be reduced. It is not affected by the dock schedule and can be used during the berthing period during outfitting or loading and unloading, so it has very practical and beneficial effects such as shortening the construction process and improving the operating rate of ships.

[Brief description of drawings]

FIG. 1 is an overall schematic view of an underwater cleaning tool for ships showing an embodiment of the present invention.

FIG. 2 is a sectional view of a cleaning device showing an embodiment of the present invention.

[Explanation of symbols]

 1 Underwater Cleaning Tool for Ships 2 Cleaning Piece 2a Clip 3 Cleaning Tool 3a Front 3b Rear 3c Injection Hole 3d Valve 4 High Pressure Air Supply Pump 5 High Pressure Water Supply Pump 6 Hose

Claims (1)

[Scope of utility model registration request] 1. A flexible thread-like or cloth-like cleaning piece is detachably attached to a cleaning tool having a hollow inside, and a plurality of high-pressure air or high-pressure water streams are jetted to the front part of the cleaning tool. Equipped with a high-pressure air supply pump for supplying high-pressure air to the cleaning tool and a high-pressure water flow supply pump for supplying high-pressure water flow, the high-pressure air supply pump and the high-pressure water flow supply pump and the cleaning tool are connected by a hose. An underwater cleaning tool for ships characterized by being connected.