KR20100054565A - Environment investigati boat drived by air propelling power - Google Patents

Abstract

PURPOSE: An environment investigating boat driven by air propelling power is provided to use regardless of the depth of water of the quality of water, thereby being used in a coast ground, a swamp, and a landfill. CONSTITUTION: An environment investigating boat driven by air propelling power comprises: a hull(102) wherein an environment investigating equipment is arranged in the top; a pair of propeller(108) which is arranged in the upper stern of the hull; and a lift device which lifts the bilge of the hull from the sea surface.

Description

Environment investigati boat drived by air propelling power}

The present invention relates to an air propulsion environment survey ship, and more particularly to an air propulsion environment survey ship suitable for the first coastal ground, wetlands and landfills in Korea regardless of the depth and water quality, including the air propulsion device, and the support device. .

Countries around the world have grown at a high level from the beginning of the 20th century to the present day to improve their standard of living and to live a convenient life. Since Korea's industrial development and economic growth since the 1970s, various issues such as population growth, urbanization, and domestic wastewater have been raised as well as improving living standards. In particular, with the advent of mass consumption, the disposal of waste has become a serious social problem. Accordingly, many problems have arisen in securing landfills for landfills except recycling.

As of 2003, the landfill capacity in Korea was 17.87 million m3, and the remaining landfill capacity of the landfill was 27.12 million m3, of which the remaining landfill capacity of the Seoul metropolitan landfill was 16.429 million m3, accounting for about 60%. Therefore, it is necessary to secure new landfills, but it is not only difficult to secure landfills due to collective repulsion by local residents who avoid installation in the region, but also enormous costs are required for landfill disposal.

In order to secure the coastal landfill space, the government is carrying out a number of studies such as the selection of urban waste landfill materials, development of landfill design technology, development of coastal soft ground investigation and exploration technology, seismic performance securing technology for coastal landfill ground, and development of crushed stone compaction method for reinforcing soft ground. have.

Therefore, in order to secure environmentally friendly next-generation coastal space in preparation for coastal space demand, it is required to understand the topography, ground condition, water quality, and environmental pollution status of coastal soft ground, and to develop environmental survey ships necessary for marine environment and urban development.

Environmental survey ship is a ship to investigate the ground soft ground, swampy land, waste landfill site, topography, water quality and environmental pollution to secure the next-generation environmentally friendly coastal space.

At present, most of the environmental survey ships owned by Korea are more than 50 tons, and in terms of operation, they are experiencing difficulties in places with low depths such as ultra soft ground, wetlands, aquatic areas, fisheries, and poor floats or poor water quality. .

An object of the present invention devised to solve the above problems is an air propulsion environment suitable for Korea's first coastal ground, wetlands and landfills, regardless of the depth and water quality, including environmental survey equipment, air propulsion apparatus, and support apparatus It is to provide the radiation.

The present invention for achieving the above object, the environmental survey equipment is disposed on the hull 102; A pair of propellers 108 disposed on the upper stern of the hull 120; And a lift device for lifting the bottom of the hull 120 from the water surface.

The lift device is characterized in that it comprises a support shaft power unit (132,136) using a hydraulic device, and the support shaft (130,134) which is a hydraulic cylinder extending in the vertical direction by the support shaft power unit (132,136).

In addition, the environmental investigation equipment is characterized in that at least one of the drilling machine, SPT, Corn Probe (Cone Probe), screw loading tester, CTP, PMT, multi-channel marine reflection method, ultra-high resolution S-wave reflection method.

In addition, the support shaft (130, 134) is characterized by consisting of a two-stage hydraulic cylinder.

Through the present invention, it is possible to provide an air-propelled environmental survey ship suitable for Korean coastal ground, wetlands and landfills, regardless of the depth and water quality, including environmental survey equipment, air propulsion apparatus, and support device.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In adding reference numerals to components of the following drawings, it is determined that the same components have the same reference numerals as much as possible even if displayed on different drawings, and it is determined that they may unnecessarily obscure the subject matter of the present invention. Detailed descriptions of well-known functions and configurations will be omitted.

Air propulsion environment survey ship 100 according to an embodiment of the present invention is the main operating area is a coastal ultra soft ground, swamp, wetlands, etc., because of the propulsion system of the general ship propulsion system engine and underwater propellers in terms of floating or water quality in terms of operation Since it could not be used, air propulsion was used.

Therefore, it is possible to have free activity in tidal flats, swamps, water plants, fisheries, etc., regardless of the water quality.

As shown in FIGS. 1 and 2, the air propulsion environment irradiation line 100 includes a hull 102 and a propeller 108 mounted to the upper rear end of the hull 102.

The bottom of the hull 102 is formed flat, the bow of the hull 102 is installed by the athlete inclined as shown in Figure 1, in order to pass through floats, plants, other obstacles and the like.

In addition, the hull 102 is recycled 70 ~ 80% when the ship is closed, using an environmentally friendly aluminum material capable of a lightweight structure, the thickness of the hull shell, upper deck is in contact with the bottom surface of the bottom and hull corrosion, In order to prevent deformation by welding, it was designed to be higher than aluminum wire hull structural standard. In addition, the design of the local structural members takes into account the maritime conditions, compartment spacing, etc. of the navigation area, and in particular, the longitudinal and transverse members are designed to be as continuous as possible and to have the same continuity as the bottom and deck longitudinal members.

The propellers 108 are arranged in pairs to facilitate the change of direction.

In addition, it is preferable to place the equipment storage 104 in the central both sides of the hull 102 for the storage of long members such as drilling drill pipe.

And, the cockpit 106 is preferably placed in the bow to consider the visibility from the survey equipment, such as during operation.

Irradiation equipment installed in the air propulsion environmental irradiation line 100 includes a drilling machine, SPT, cone probe, screw load tester, CTP, PMT, multi-channel sea reflection method, ultra-high resolution S-wave reflection method, etc. Can be mounted.

The drilling machine can excavate ground excavation, and is compatible with equipment such as SPT, CPT, PMT.

SPT (Standard Penetration Test) is a standard Penetration Test (PET) .The standard spoon tester with an outer diameter of 5.1cm and a length of 81cm is attached to the boring rod and inserted into the ground.Then, it falls with a 63.5kg hammer and hits a free fall at 75cm. It is a test to find the number of blows required to penetrate 30cm into the natural ground where the sampler is not disturbed. This number of blows is referred to as the standard penetration test value and is called N value. The density of the ground is measured by the number of blows (N) required to penetrate the slit spoon sampler into the ground by 30 cm.

SPT is parallel to the drilling work and is continuously conducted in accordance with Korean Industrial Standards (KS F2318) at every 1.0 to 1.5m intervals in order to determine the relative density and composition of the strata. Perform penetration test.

The cone probe (conical penetration test) is a test to measure the soft resistance and the ground clearance ratio by measuring the cone resistance of the soft ground. There are two types of testers: single pipe and double pipe.

The screw load tester can find out the ground load-settlement characteristics, modulus of shear modulus, consolidation coefficient, etc. by applying a load to the rod with the screw point or rotating the rod in the loaded state.

PMT (Internal Load Test) is a test to investigate the deformation characteristics of the ground by pressing the bore wall of the borehole and measuring the deformation of the bore wall at that time.

Multi-channel marine reflection equipment can grasp the characteristics of the ground layer by receiving a signal that the sound source (sound wave) artificially generated on the surface is refracted and reflected at the bottom surface or the boundary layer of the ground layer.

Ultra-high resolution S-wave equipment generates S-wave vibrations by the horizontal vibrator and the wave generator using high-compression air, which can generate S-waves, and can search the ground information.

In particular, to carry out the geological survey operation, the air propulsion environment irradiation line includes a lift device to lift the bottom of the ship approximately 5 to 20 cm above the water surface. This is to reduce the hull 102 movement and to increase the degree of geological exploration by the sowing during drilling work, screw loading test, CPT, PMT, Con Probe (Cone Probe) work.

The lift device includes support shaft power units 132 and 136 using a hydraulic device, and support shafts 130 and 134 which are hydraulic cylinders extending in a vertical direction by the support shaft power units 132 and 136.

Pedestals 131 and 135 are disposed at the lower ends of the support shafts 130 and 134 to stably support the support shafts 130 and 134 in contact with the sea bottom.

As shown in FIG. 2, the support shafts 130 and 134 can support the hull 102 stably using four.

The drilling machine includes a main tower 110, a vertical support 127 for supporting the main tower 110, and a drilling power unit 128 for supplying power.

The main top 110 is a hoist 112, the main cylinder 117, the main lifting pipe 116, the drilling rod 124, the upper chain gear 118, the lower chain gear 120, the drilling operation device 122 )

In addition, the guide rail is connected to the vertical support 127 is composed of an H-beam supporting the main cylinder 117 is installed. The vertical support 127 serves to upright the main tower 110 by a hydraulic device built into the drilling power.

The main lifting pipe 116 is connected to the main cylinder 117 so that the piston rod of the main cylinder 117 moves in and out, and the main lifting pipe 116 moves up and down by using a guide rail.

And the upper chain gear 118 is rotatably installed on the upper side of the main cylinder 117, the lower chain gear 120 is rotatably installed on the lower portion of the main lifting pipe 116, the upper The chain gear 118 and the lower chain gear 120 are connected by a chain 126.

The drilling operation device 4 is installed around the main cylinder 117 to perform the operation of hitting along with the operation of rotating the drilling rod 124 at the same time while driving the drilling rod 124 in the underground borehole Will be perforated.

In addition, the main tower 110 is provided with a hoist 112 to the upper side of the main cylinder 117 to remove the drilling rod from the borehole during the lifting operation of the drilling rod 124.

The hoist 112 is provided with a guide roller 114 in which a wire used when lifting the drilling rod 124 is disposed. The wire is wound by a winch installed in the drilling power unit 128.

As described above, although described with reference to the preferred embodiment of the present invention, those skilled in the art will be variously modified and modified within the scope of the present invention without departing from the spirit and scope of the present invention described in the claims below. It will be appreciated that it can be changed.

1 is a schematic side cross-sectional view of an air propulsion environment irradiation line according to an embodiment of the present invention.

FIG. 2 is a schematic cross-sectional view of the air propulsion environment irradiation line of FIG. 1.

<Description of the symbols for the main parts of the drawings>

100: air propulsion environment survey 102: hull

104: Equipment Locker 106: Cockpit

108: propeller 110: main top

112: hoist 114: guide roller

116: main lift pipe 117: main cylinder

118: upper chain gear 120: lower chain gear

122: drilling actuator 124: drilling rod

126: chain 127: vertical support

128: drilling power unit 130,134: support shaft

131, 135: base plate 132, 136: support shaft power unit

Claims (4)

Environmental survey equipment is disposed on the hull 102; A pair of propellers 108 disposed on the upper stern of the hull 120; And Air propulsion environmental irradiation ship comprising a lift device for lifting the bottom of the hull 120 from the water surface. The propulsion system of claim 1, wherein the lift apparatus includes support shaft power units 132 and 136 using hydraulic devices and support shafts 130 and 134 extending in a vertical direction by the support shaft power units 132 and 136. Environmental survey ship. The method of claim 1, wherein the environmental survey equipment is at least one of a drilling machine, SPT, Corn Probe (Cone Probe), screw loading tester, CTP, PMT, multi-channel sea reflection method, ultra-high resolution S-wave reflection method Air propulsion environmental survey vessel. 3. The air propulsion environment irradiation line according to claim 2, wherein the support shafts (130, 134) are composed of two-stage hydraulic cylinders.

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