JP2004232434A - Control method for height of placing or scattering out sediment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a control method for the height of placing or scattering out sediment, capable of grasping the influence of inflow or landslide of solidified soil in the process of being placed or scattered out, fixing the measurement direction, and increasing the surveying area to improve the surveying efficiency. <P>SOLUTION: Two RTK-GPS antennas are mounted on the upper side of a rotatable vertical shaft 2, a laser profiler 4 is set up at the lower end of the vertical shaft 2, and a device for placing or scattering out sediment is provided to the position below the laser profiler 4. Thus, the laser profiler 4 is freely rotated or fixed to control the height of placing and scattering out the sediment. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
TECHNICAL FIELD The present invention relates to a method for managing the height of sediment, which grasps and manages the height of a solidified soil or a slurry of earth and sand, which is poured onto a land portion, or when a soil having a natural water content ratio is scattered.
[0002]
[Prior art]
Conventionally, when performing construction work such as landfilling by pouring solidified soil and earth or laying out earth and sand with a natural moisture content, the construction management of the height at the time of casting or laying underwater or in the air. Have to do it.
[0003]
For such construction management at the time of casting in water or in the air, height management by auto red is adopted, and the construction management is point management by pinpoint.
[0004]
That is, there is known a compact and easy-to-handle water depth measuring device that measures the water depth by lowering the weight to the bottom of the water and detecting the feeding length of the wire when the weight has landed (for example, see Patent Document 1). ing.
[0005]
[Patent Document 1]
Japanese Patent Application Laid-Open No. 2002-48539
In such a conventional technique, the height can be controlled only at points, so that a planar surface cannot be managed centering on a placement or spouting location. Along with the shape, it was difficult to grasp the shape of the place already poured or scattered, and there was a problem that surveying these places required a lot of time for the survey, and the surveying efficiency was poor. .
[0007]
[Problems to be solved by the invention]
The present invention is a method for moving a casting or dispensing device at predetermined positions to perform solidification-treated soil, or when dispersing earth and sand, by rotating the measuring direction of a laser profiler by 180 degrees or more, and placing or distributing. Data on a circular surface can be acquired in a plane centering on the location where the material is to be scattered, and the shape of the place where the material has been poured or has already been scattered can be grasped. And the impact of the collapse of the earth and sand can be grasped. Provided is a method for controlling the height of a soil or sand which can fix a measuring direction of a laser profiler at a right angle to increase a surveying area and improve a surveying efficiency.
[0008]
[Means for Solving the Problems]
The present invention mounts two RTK-GPS antennas on a horizontal member above a rotatable vertical axis, and mounts a motion compensation sensor on a rotatable vertical axis, and a laser profiler at the lower end of the rotatable vertical axis. Is installed, and a device for casting or dispersing earth and sand is provided so as to be located below the laser profiler. In this case, an antenna for receiving correction information from the RTK correction station is installed near the RTK-GPS antenna, or a laser profiler, a motion correction sensor, and an RTK-GPS antenna are used. Arrangement of an arithmetic unit such as a personal computer that processes data, and furthermore, the movement direction of the Also and its features to be made to fix the measuring direction of the laser profiler perpendicularly.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of a method for managing the height of the earth or sand placed or laid out according to the present invention will be described with reference to the drawings.
[0010]
FIG. 1 shows the above-described embodiment for laying out a solidified soil or a slurry of earth and sand of one embodiment, or when laying out earth and sand having a natural water content, in order to grasp and manage the height of the laid or laid out soil. FIG. 3 is a schematic layout side view of a dedicated stand of a work type management system arranged above a setting position of a setting device or a setting position of a dispensing device; It is installed at the tip of the spreader 6 of the ship 1.
[0011]
Next, the ready-made management system of FIG. 1 arranges the rotatable vertical shaft 2 above the setting position of the setting device or the setting position of the setting device, and attaches the laser profiler 4 to the lower end thereof. Also, two RTK-GPS antennas 3 are mounted on the upper end of the rotatable vertical axis 2 and a motion compensation sensor 5 is mounted on the vertical axis 2. The RTK-GPS antenna 3 is mounted on the vertical axis 2. Is mounted on the horizontal member 14 arranged in the first position.
[0012]
In FIG. 1, an antenna 23 for receiving correction information from an RTK correction station (not shown) is installed near the RTK-GPS antenna 3, that is, at the spreader tip landing 20 provided with the spreader receiving stand 7.
[0013]
In FIG. 1, the laser profiler is provided via a laser revolving gantry 8 and is rotatable by a rotator 9. In the drawing, reference numeral 21 denotes a revolving gantry pedestal.
[0014]
Next, the bridge-side system B of the casting boat 1 of FIG. 2 in which the ready-made management system of FIG. 1 is installed at the tip of the spreader 6 on the hull includes the laser profiler 4, the motion compensation sensor 5, and two RTKs. A spreader-side system including a laser profiler 4, a motion compensation sensor 5, two RTK-GPS antennas 3 and the like, in which an arithmetic unit such as a personal computer 26 for data processing for processing data from the GPS antenna 3 is arranged. The ground height data, inclination data, and position data of each device of S are transmitted from the data relay unit to the bridge side system B by SS radio or the like, and as shown in FIG. Each measuring device of the system S is remotely controlled.
[0015]
Further, the measurement conditions of the system S on the side of the spreader 6 in this embodiment will be described with reference to FIG. 4. The height from the ground level of the laser profiler 4 provided at the tip of the spreader 6 is about 12 m. The theoretical measurement range for the irradiation angle is 10.11 m for 40 °, 14.30 m for 50 °, and 20.78 m for 60 °, and the laser irradiation angles are shown in FIG.
[0016]
In the above-described earth and sand setting or dispensing height management system of the present invention, the dispensing or distributing device is changed from a broken line to a solid line as shown in the schematic side view of FIG. 5 and the plan view of FIG. At the time of moving the solidified soil by moving in the direction of the arrow M at every predetermined position, or when scattering the earth and sand, the data of each device is acquired while rotating the vertical axis 2 by 180 degrees or more. When confirming the finished product while moving the casting or dispensing device at the place where the casting or dispensing is completed, the moving direction indicated by an arrow M as shown in the schematic plan views of FIGS. The measurement direction of the laser profiler 4 is fixed in a direction substantially perpendicular to the above, and data of each device is acquired.
[0017]
7 and 8, reference numeral 27 denotes an anchor of the casting boat 1. In the embodiment of the present invention, the casting boat 1 is used to cast solidified soil and the like. However, it can be effectively applied to land casting equipment.
[0018]
【The invention's effect】
According to the above-described method for managing the casting or discharging height of earth and sand according to the present invention, when the casting or discharging apparatus is moved for each predetermined position and the solidification treated soil is poured or the soil is discharged. In addition, since the measurement direction of the laser profiler is rotated by 180 degrees or more, data of a plane circular surface can be acquired centering on a place where a laser is cast or spouted. Therefore, it is possible to grasp the shape of the place where casting or spouting has been completed, as well as the shape of the place where casting or spouting has been completed before. The effect of the collapse can be understood.
[0019]
In addition, when confirming the finished product at the place where the casting or spraying has been completed, the measurement direction of the laser profiler can be fixed almost perpendicular to any direction of the caution that the casting or spraying device moves, The area to be measured increases, and the efficiency of surveying can be improved.
[0020]
It should be noted that a casting apparatus applicable to the present invention includes a casting boat that pours solidified soil down and a casting apparatus includes a reclaimer ship and a belt conveyor.
[Brief description of the drawings]
FIG. 1 is a schematic layout side view of a dedicated gantry of a ready-made management system in one embodiment of a method for managing the height of soil or sand poured out according to the present invention.
FIG. 2 is a system image diagram showing a casting boat equipped with the ready-made management system of FIG. 1;
FIG. 3 is a system image diagram showing an enlarged main part of FIG. 2;
FIG. 4 is a display diagram of a laser irradiation angle of the laser profiler of FIG. 3;
FIG. 5 is a schematic side view for explaining when the solidified soil is poured or soil is scattered by moving at predetermined positions in the system of FIG. 3;
FIG. 6 is a schematic plan view of FIG.
FIG. 7 is a schematic plan view of the system shown in FIG. 3 when a casting or dispensing device is moved and a finished product is confirmed.
FIG. 8 is a schematic plan view when confirming a finished product while moving in a direction different from that in FIG. 7;
[Explanation of symbols]
2 Vertical axis 3 RTK-GPS antenna 4 Laser profiler 5 Motion compensation sensor 23 Antenna 24 Horizontal member 26 Personal computer

Claims (4)

Attach two RTK-GPS antennas on a horizontal member above the rotatable vertical axis, attach a motion compensation sensor to the rotatable vertical axis, and install a laser profiler at the lower end of the rotatable vertical axis, Provide a device for pouring or dispersing earth and sand below the laser profiler, and control the driving or dispensing of earth and sand by controlling the laser profiler so that it can rotate and fix freely. Method. 2. The method according to claim 1, wherein an antenna for receiving correction information from the RTK correction station is installed near the RTK-GPS antenna. 3. The method according to claim 1, further comprising an operation device such as a personal computer for processing data from the laser profiler, the motion compensation sensor, and the RTK-GPS antenna. 4. The method according to claim 1, wherein the measuring direction of the laser profiler is fixed in a direction substantially perpendicular to the moving direction of the apparatus for placing or discharging earth and sand.

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