JPH08302729A - Sand gathering ship device and sand gathering method - Google Patents

Abstract

PURPOSE: To gather sand easily by installing a travel device moved in the longitudinal direction of a hull or a travel device for the vertical direction moved in the vertical direction and loading a sand-pump on the device. CONSTITUTION: A sand gathering ship 1 is anchored and moored, a control lever is operated and a sand-pump 11 is lowered on the bottom of the water. The sand-pump 11 is operated, and sand in the bottom of the water is brought to the state of slurry and sucked up. Sand is forwarded to a sand selector 21 through a hose 12 and a piping 16. Sand is passed through a gauze and falls to a lower section in the sand selector. Substances excepting sand are discharged to the outside of the ship at that time. Sand is received by a hopper 22 and sand and water are separated, and sand is deposited in a hold 3. Consequently, when specified sand is sucked up from the bottom of the water, a sand gathering sand-pump section 10 is moved by a travelling truck section 40, and sucks up sand from the new bottom of the water. Accordingly, sand can be carried out continuously, thus shortening workhours.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sand collecting ship device and a sand collecting method, and more particularly, to a sand collecting ship device and a sand collecting ship device for carrying out sand by a submersible pump after carrying the sand by a ship collecting the sand. Regarding collection method.

[0002]

2. Description of the Related Art FIG. 10 shows an outline of a sea sand collecting system, which is shown in FIG. 4 of JP-A-3-84123. Sand sampling boat 10
1 is provided with a sand pump 104 that can be delivered to the seabed from the hull side through a hose 102 and a sand collecting pipe 103. At the time of sea sand sampling, the sand sampling vessel 101 is first anchored and moored, and then the two first davits 105 and the second davits 106 are undulated to lift the hose 10 loaded on the vessel.
2. The sand collecting pipe 103 and the sand pump 104 are taken out to the outboard 101a, and the davit 105 and the second davit 106 are provided.
Wires 107 and 108 are paid out by a winch through a pulley (not shown) attached to the hose 102, the sand collecting pipe 103 and the sand pump 104 to the seabed.
When the sand pump 104 is lowered to the seabed, the sand pump 104 is operated to suck up sand on the seabed in a chiller state. The sand pump 104 is driven by rotating an underwater motor (not shown) directly connected to the pump by electricity or hydraulic pressure. A power wire or a hydraulic hose 109 for driving the underwater motor is attached to the outer circumference of the sand collecting pipe 103. It is arranged up to the position of the sand pump 104.

The water containing the sucked earth and sand (hereinafter referred to as earth and sand water) is drawn by the sand pump 1 along the arrow in the figure.
04 through the sand sampling pipe 103 and the hose 102, and sent to the sorting machine 110 installed in the sand sampling vessel 101.
In 10 the water containing the sand of a predetermined size or less, and a part of the water and the sand of a predetermined size or more, shellfish, and stones are sorted, and the water containing the sand of a predetermined size or less is passed through the chute 111. The ship's boat 112 on the ship is equipped with a sorting machine 11 for sand, shellfish, and stones larger than a predetermined amount.
It is discharged to the outboard 101a from the zero chute 113. In the boat hold 112, the sand is separated into sand and water of a predetermined size or less, the sand of a predetermined size or less is left in the ship boat 112, and the water is discharged from the discharge port 114 to the outboard 101a. In order to load sand evenly on the boat 112, the worker should shoot 111
The window 111a is opened and closed as appropriate.

[0004] The sand of a predetermined size or less left on the boat 112 is transported to a predetermined place by the sand sampling ship 101.
When the sand collecting ship 101 is transported to a predetermined place, the sand is carried out of the ship hold 112 by the bucket 120 opened and closed by the winch attached to the crane (not shown) mounted on the sand collecting ship 101. It

[0005]

However, according to the above-mentioned conventional structure, after the sand pump of the sand sampling sand pump system sucks up the earth and sand water from the bottom of the water, the sand is sorted by the sorter and left on the boat hold. ing. In addition, water is discharged from the boat to the outside of the boat, the remaining sand is transported to the quay, etc., while being left in the boat, and is unloaded by the bucket of the sand sampling boat. For this reason, the sand sampling sand pump system requires a sand pump, davit, winch device for hose reel, sorter, crane, bucket, and winch for bucket, which complicates the structure and control and collects sand from a wide range. Sometimes you have to move the ship,
The operation of moving the ship according to the sand extraction becomes complicated. Further, an extra worker is required to open and close the window of the chute appropriately in order to load sand evenly on the boat, which increases man-hours. In addition, a crane,
Winches for buckets and buckets are required,
There is a problem that the device becomes complicated, and the crane and the winch device need to be operated for landing, which is troublesome and requires a lot of man-hours, and takes a lot of time for landing.

The present invention focuses on the above-mentioned conventional problems, and relates to a sand collecting ship device and a sand collecting method, and in particular, after carrying the sand by a ship collecting sand, the sand is collected by an underwater pump for collecting sand. It is an object of the present invention to provide a sand sampling vessel device and a sand sampling method that are easy to operate and have a simple configuration for landing on a ship or land.

[0007]

In order to achieve the above object, in the first invention of the sand collecting boat device of the present invention, the sand collecting boat device sucks sand together with water from the bottom of the water and collects the sand in the boat hold. In, the traveling device that moves in the longitudinal direction of the hull and / or the traveling device for the vertical direction that vertically moves in the longitudinal direction of the hull, and sand along with water from the water bottom mounted on the traveling device or the traveling device for the vertical direction. It consists of a sand pump that sucks.

According to the second aspect of the invention, in a sand collecting ship device for sucking sand together with water from the bottom of the water to collect the sand in the boat, a traveling device and / or a turning device that moves in the longitudinal direction of the hull, and a traveling device. Alternatively, it is composed of a sand pump which is mounted on the swivel device and sucks sand together with water from the bottom of the water.

In the third invention mainly comprising the first invention or the second invention, the sand pump is the same as the sand pump for sucking sand together with water from the bottom of the water and the sand pump for pumping up the sand collected on the boat. It is used as a sand pump.

According to a fourth aspect of the sand collecting method of the present invention, in the sand collecting method of sucking sand together with water from the bottom of the water to collect the sand in the boat hold and discharging the sand from the boat hold, the sand in the boat hold together with the water. Is sucked from the bottom of the water with a sand pump, collected in a boat, then transported to a predetermined place, where it is again carried out with a sand pump.

In the fifth aspect of the invention, which has the fourth aspect as a main configuration, when the sand is again carried out from the boat by the sand pump, water is again added to the boat and the sand is taken out by the boat from the boat.

[0012]

According to the above-mentioned structure, the sand pump is attached to the traveling device and travels along the boat, runs vertically to the boat, or turns to move with respect to the hull. Sand can be sampled from a wide range without moving, and one operator who operates the sand pump can load sand evenly on the boat. After sand is taken from the water by a sand pump, the same sand pump that collects sand lifts the sand on another ship or on land. In addition, the sand sampling sand pump system can be easily attached and detached because the sand pump, the winch device for the hose reel, and the hopper are combined into one component in the traveling device.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A sand collecting ship device and a sand collecting method according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a front view of a first embodiment of the present invention when sand is collected by a sand collecting ship device, and FIG. 2 is a side view thereof. FIG. 3 shows a side view of the first embodiment when unloading sand. In the following, the longitudinal direction of the hull is called the front-back direction, the direction perpendicular to the longitudinal direction of the hull is the left-right direction, and the direction perpendicular to the water surface (H) is the vertical direction. In FIG. 1 and FIG. 2, the hull 2 of the sand sampling ship 1 separates the sucked earth and sand water into water and sand,
In addition, the ship barges 3 for accumulating sand are also arranged along the longitudinal direction of the hull 2 on the upper surface of the side of the gagway on both sides of the ship bar 3 (hereinafter referred to as front and rear rails 4). ) Is provided. On the front and rear rails 4,
A sand collecting sand pump system 6 is movably arranged. The sand collecting sand pump system 6 includes a sand collecting sand pump unit 10, a sand sorting unit 20, a truck unit 30 that travels in the left-right direction, and a traveling truck unit 40 that travels in the front-rear direction.
It consists of Although rails are used, they may be, for example, grooves, or tires, wheels, crawlers, etc. that can travel. In addition, the boat hold 3 may be an inboard sorting tank that separates sand from water and leaves the sand onboard.

The sand sampling sand pump section 10 includes a sand pump 11 for sucking sand along with water from the bottom of the water, a hose 12 connected to the sand pump 11, and a hose reel 13 for hoisting or lowering the hose 12. A drive motor 14 for rotating the hose reel 13, a pump hoisting winch 15 which is connected to the sand pump 11 to vertically move the sand pump 11 up and down, and a hose 12, which supplies sand to the sand sorter 20 together with water. Piping 16 for

The sand sorter 20 receives the water and sand sucked from the pipe 16 and sorts the sand from other than sand such as shellfish and stone, and the water from the sand sorter 21. And a hopper 22 which receives the sand and loads it on the ship hold 3. The trolley unit 30 traveling in the left-right direction includes a trolley 31 on which the sand sampling sand pump unit 10 is mounted, wheels 32 attached to the trolley 31, and a motor (not shown) that drives the wheels 32. At this time, the carriage 31 may be locked to the rail between the wheel 32 and the rail 44 so that the carriage 31 does not float up. The motor may be replaced by a winch cylinder, rope, chain, or the like, and the carriage 31 may be moved.

The traveling carriage unit 40 that travels in the front-rear direction is disposed on the front and rear rails 4, and is fixedly mounted on the traveling base 41 and the traveling base 41 provided across the left and right front and rear rails 4, Wheels 42 that rotate on the front and rear rails 4, and wheels 42
A motor 43 that gives a driving force for rotating the vehicle, and a horizontal traveling rail 44 (hereinafter,
The left and right rails 44)). The trolley | bogie part 40 and the sand | bag selection part 20 are mounted in the traveling trolley | bogie part 40, and the trolley | bogie part 30 in which the sand sampling sand pump part 10 was mounted moves left and right at the time of unloading sand. At this time, the pipe 16 connected to the hose 12 is separated from the sand sorter 20 and connected to the unloading pipe 17. The sand sorting unit 20 is fixed to the traveling carriage unit 40. Further, the unloading pipe 17 is fixedly installed on a carriage 31 described later. The power for driving the carriage unit 30 and the traveling carriage unit 40 may be obtained from a self-propelled motor or a winch drive motor, and the motor may be a hydraulic motor or an electric motor. Further, the power source may be a battery or a ship power source. Other rails may be used as described above.

The hopper 22 of the sand sorting section 20 is located substantially at the center (CL) of the hull 2 in the left-right direction of the hull 2, and in the front-rear direction as shown in FIG. ) Are arranged. The pump lifting winch 15 is connected to the sand pump 11 by a rope 19 guided by a pulley 18. Pulley 18 is trolley 3
It is attached to the davit 25 which is fixed to the No. 1 unit. The davit 25 guides the sand pump 11 to the outside of the ship at the time of sand extraction, and may be a fixed type or a retractable type such as a cylinder. The hull 2 is equipped with a water pump 27 that sends water to the ship's hull 3.

Next, the operation of the above structure will be described. At the time of sand sampling, first anchor the sand sampling boat 1 and
The driver operates an operation lever (not shown) from the steering room to lower the sand pump 11 to the bottom of the water. When the sand pump 11 is lowered to the water bottom, the sand pump 11 is operated to suck up the sand on the water bottom in a chiller state. The sucked earth and sand water is sent from the sand pump 11 through the hose 12 and the pipe 16 to the sand sorter 21 installed in the sand sampling ship 1. In the sand sorter 21, water containing sand of a predetermined size or less passes through a wire net (not shown) and falls downward. At this time, all but sand such as shellfish and stones is discharged to the outside of the ship.

After passing through the wire net, sand and water of a predetermined size or less are received by the hopper 22 located substantially in the center of the hull 2, and are then discharged substantially evenly in the lateral direction of the boat 3.
In ship hold 3, sand and water are separated, water is discharged to the outside of the ship,
Sand is deposited on the ship hold 3. When a predetermined amount of sand is sucked from the bottom of the water, the sand sampling sand pump unit 10 is moved in the front-rear direction by the traveling carriage unit 40, and the sand is sucked together with water from the new bottom of the water. At this time, the sand can be sampled from a wide range without moving the boat because it travels along the boat 3, and one pump operator can uniformly load the sand on the boat 3. Further, since the sand is uniformly loaded on the boat carrier 3, the boat is stable during transportation. Further, at this time, the sand pump 11 may be placed at an arbitrary position on the sand of the ship hold 3. This improves the balance of the ship and increases the stability during transportation.

When a predetermined amount of sand is sampled on the boat carrier 3, the sand sampling ship 1 raises the sand pump 11 and the anchor for sailing, and moves to a predetermined place where the sand is lifted. At this time, the sand pump 11 is already placed at a predetermined position on the deck of the boat 1 or on the sand of the boat 3 during the voyage. When the worker arrives at the designated place, the worker uses the hose 12
The pipe 16 connecting the sand sorting unit 20 and the sand sorting unit 20 is separated, and the hose 12 and the unloading pipe 17 are connected. This work may be performed automatically. After that, the trolley unit 30 travels to the left in the figure, and the sampling sand pump unit 10 is moved to the position for unloading sand in FIG. Once moved, the unloading pipe 17 will be on the land where sand will be sent next, or
Connect to the piping (not shown) from the ship. Next, the water pump 2
7 is activated and puts water into the ship's hold 3 and puts the sand in the ship's hold 3 into a thriller. The sand pump 11 is put into the boat 3 and sucks the sand in the chiller state in the boat 3 and sends it to the land or the next ship to be transported. At this time, sand pump 1
1 may be moved in the front-rear direction by the traveling carriage unit 40, and may be moved in the boat carrier 3.

In the above sand collecting sand pump system, the sand pump, the winch device for the hose reel, and the hopper are combined into one component in the traveling device, so that they can be easily attached and detached. As they are combined into one component, they can be easily attached and detached, and when using the ship only for transportation without sand collection, it is possible to reduce fuel during transportation. In addition, work such as repairing the hull can be easily performed.

FIG. 4 is a front view of the second embodiment of the sand collecting ship apparatus of the present invention when sand is collected, and FIG. 5 is a side view thereof. FIG. 6 shows a side view of the second embodiment when unloading sand. The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.
On the front and rear rails 4, a bridge type traveling carriage unit 50 composed of a bridge traveling in the front and rear direction is arranged, and on the bridge type traveling carriage unit 50, a carriage unit 60 traveling in the left and right direction is arranged. Has been done. Bridge type traveling carriage 50
Is constituted by a gate-shaped frame 51 having a predetermined height (H), on which a rail 44 for a truck 60 is laid. Further, the sand selection unit 20 is fixedly installed on the gate-shaped frame 51. A pump lifting winch 15 is arranged on the trolley portion 60.
A hose reel 13 and a drive motor 14 for rotating the hose reel 13 are mounted under the bracket via a bracket 61. Further, a davit 62 fixedly mounted on the carriage 31 is mounted beside the carriage unit 60.

Next, the operation of the above structure will be described. At the time of collection and transportation, sand is collected and transported as in the first embodiment. When the worker arrives at a predetermined place, the worker separates the pipe 16 and the sand sorter 20. After that, the trolley unit 60 travels to the left in the figure, and the sampling sand pump unit 10 is moved to the position for unloading sand in FIG. After the movement, the pipe 16 is connected to the land, which is the place where the sand is next sent, or the pipe (not shown) from the ship. Next, the water pump 27 is operated to put water into the ship 3 and put the sand in the ship 3 into a chiller state. The sand pump 11 is put into the boat 3 and sucks the sand in the chiller state in the boat 3 and sends it to the land or the next ship to be transported.

FIG. 7 is a front view of a third embodiment of the sand collecting ship apparatus of the present invention when sand is collected, and FIG. 8 is a plan view thereof. FIG. 9 shows a side view of the third embodiment when unloading sand. The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.
A traveling carriage 70 that travels in the front-rear direction is disposed on the front and rear rails 4, and a swingable carriage portion 80 is disposed on the traveling carriage 70. Traveling cart 70
Is a traveling platform 71 that is provided to straddle the left and right front and rear rails 4, wheels 42 that are fixedly mounted on the traveling platform 71 and rotate on the front and rear rails 4, and a driving force that rotates the wheels 42. It is composed of a motor 43 and a swivel receiving base 72 installed on the traveling base 71. The sand sorting unit 20 is fixedly installed on the traveling platform 71. On the swivel pedestal 72, a swivel carriage unit 80 is arranged via a swivel bearing (not shown). The swivel unit 80 includes a swivel base 81,
The winch 15, the hose reel 13, the hose reel drive motor 14, and the davit 62 are included. The winch 15, the hose reel 13, the hose reel drive motor, and the davit 62 are the swivel base 8.
It is installed on top of 1. The revolving carriage 80 is revolvingly driven by an electric motor (not shown) on the revolving pedestal 72 via a revolving bearing (not shown). Alternatively, a hydraulic motor may be used.

Next, the operation of the above structure will be described. At the time of collection and transportation, sand is collected and transported as in the first embodiment. When the worker arrives at a predetermined place, the worker separates the pipe 16 and the sand sorter 20. After that, the swivel cart unit 80 is swung, and the sampling sand pump unit 10 is swung to the position for unloading sand in FIG. After the turning, the pipe 16 is connected to the land, which is the place where the sand is next sent, or the pipe (not shown) from the ship. Next, the water pump 27 is operated to put water into the ship 3 and put the sand in the ship 3 into a chiller state. Sand pump 11 is a boat hold 3
Enter the ship and suck the sand in the thriller state inside the ship hold 3 and send it to land or to the next ship to be transported.

[0026]

As described above, according to the present invention,
The sand pump transports the sand from the ship, and the same sand pump collects the sand from another ship, or
Since they are fried on land or the like, only the same sand pump is required, which simplifies the equipment and operation, and allows the sand pump to be continuously carried out, thus shortening the work time. Further, since the sand pump travels along the boat, it is possible to collect sand from a wide range without moving the ship, which facilitates sand collection. In addition, since sand is loaded evenly on the boat, the boat is stable during transportation. Also, a worker was required to open and close the chute window, but it can be done by one pump operator. In addition, the sand sampling sand pump system
As it is integrated into one component, it can be easily attached and detached and has good workability.

[Brief description of drawings]

FIG. 1 is a front view of a first embodiment of the present invention at the time of collecting sand by a sand collecting ship device.

FIG. 2 is a side view of the first embodiment at the time of sand sampling of the sand sampling ship device of the present invention.

FIG. 3 is a side view of the first embodiment of the present invention when unloading sand.

FIG. 4 is a front view of a second embodiment of the sand collecting ship device of the present invention when collecting sand.

FIG. 5 is a side view of a second embodiment of the sand collecting boat device of the present invention when collecting sand.

FIG. 6 is a side view of the second embodiment of the present invention when unloading sand.

FIG. 7 is a front view of a third embodiment of the sand collecting ship device of the present invention during sand collection.

FIG. 8 is a plan view of a third embodiment of the sand collecting ship device of the present invention during sand collection.

FIG. 9 is a side view of the third embodiment of the present invention when unloading sand.

FIG. 10 is a partial perspective view of a conventional sand sampling ship device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Sand sampling ship, 2 ... Hull, 3 ... Ship 4 ... Rails for forward / backward travel, 6 ... Sand sampling sand pump system, 10 ... Sand sampling sand pump section, 11 ... Sand pump, 12 ... Hose, 13 ... Hose reel , 15 ... Pump lifting winch, 20 ... Sand sorter, 21 ... Sand sorter, 22 ... Hopper,
27 ... Water pump, 30, 60 ... Bogie part, 31 ... Bogie, 4
0, 70 ... Traveling carriage section, 41 ... Traveling carriage, 50 ... Bridge type traveling carriage section, 51 ... Gate type frame, 80 ... Swing carriage section, 81 ... Swing carriage.

Claims (5)

[Claims] 1. A sand collecting ship device for sucking sand together with water from a bottom of a water to collect sand in a boat, and a traveling device that moves in a longitudinal direction of a hull and / or a vertical direction that moves in a vertical direction in a longitudinal direction of a hull. A sand collecting ship device, comprising: a traveling device for use in water, and a sand pump for sucking sand together with water from a water bottom mounted on the traveling device or the traveling device for vertical direction. 2. A sand collecting ship device for sucking sand together with water from a bottom of a water to collect sand in a ship's boat, and a traveling device and / or a turning device which moves in a longitudinal direction of a hull, and the traveling device or the turning device. A sand sampling ship device comprising a sand pump that sucks sand together with water from the bottom of the water. 3. The sand collecting ship apparatus according to claim 1 or 2, wherein the sand pump is the same sand pump that sucks sand together with water from the bottom of the water, and a sand pump that pumps the sand collected on the boat hold. The sand sampling ship device characterized in that 4. A sand collecting method in which sand is sucked together with water from the bottom of the water to collect the sand from the bottom of the ship and is carried out from the bottom of the ship by sucking sand together with water from the bottom of the ship with a sand pump. The method of sand collection is characterized in that the sand is picked up, then transported to a predetermined place, and then carried out again by a sand pump from the boat. 5. The sand collecting method according to claim 4, wherein when the sand is again carried out from the boat by the sand pump, water is again added to the boat and the sand is taken out by the boat from the boat.