CN108655959B - Deep sea breaking and dismantling device - Google Patents
Deep sea breaking and dismantling device Download PDFInfo
- Publication number
- CN108655959B CN108655959B CN201810359163.7A CN201810359163A CN108655959B CN 108655959 B CN108655959 B CN 108655959B CN 201810359163 A CN201810359163 A CN 201810359163A CN 108655959 B CN108655959 B CN 108655959B
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- pressure
- water jet
- water
- sand mixing
- sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Disintegrating Or Milling (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention belongs to the technical field of ultrahigh confining pressure underwater cutting, and particularly relates to a deep sea breaking and dismantling device. The device comprises a remotely controlled ROV containing a power source, and further comprises a high-pressure water generating system connected with the ROV and a water jet action system used for realizing a cutting and breaking function, wherein a sand supply system is arranged between the high-pressure water generating system and the water jet action system, the sand supply system is connected in parallel in a connecting pipeline of the high-pressure water generating system and the water jet action system, and the water jet action system comprises a water jet cutter head connected with a high-pressure seawater abrasive flow pipeline and a moving mechanism used for moving the water jet cutter head. The invention can safely and quickly break and disassemble in a cold cutting mode and has the characteristics of energy saving and environmental protection.
Description
Technical Field
The invention belongs to the technical field of ultrahigh confining pressure underwater cutting, and particularly relates to a deep sea breaking and dismantling device.
Background
Once the oil tanker and the dangerous goods ship have a ship sinking accident, the pollution hazard of the oil tanker and the dangerous goods ship is immeasurable, the handling of the serious accident is to break and disassemble the deep sea sunken ship, and then special equipment is adopted to pump and convey the original oil or dangerous goods of the ship to another ship so as to prevent marine pollution. The implementation of this scheme is to cut regular holes at appropriate positions of the sunken ship to facilitate the direct operation of other special equipment near the ship storage cabin. Among them, the deep sea breaking and dismantling device becomes the key technical equipment.
At present, the breaking-in device for breaking-in sunken ships usually performs the breaking-in work in a plasma or flame thermal cutting mode and an explosion cutting mode. However, the thermal cutting is carried out under water, which has the defects of high heat loss and low efficiency; the explosion cutting is carried out under water, the danger is high, and the influence on seabed ecology is large.
Disclosure of Invention
To avoid and overcome the problems of the prior art, the present invention provides a deep sea demolition tool. The invention can safely and quickly break and disassemble in a cold cutting mode and has the characteristics of energy saving and environmental protection.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
the deep sea breaking and dismantling device comprises an ROV (remote operated vehicle) which can be remotely controlled and comprises a power source, a high-pressure water generating system connected with the ROV and a water jet action system for realizing a cutting and breaking and dismantling function, wherein a sand supply system is arranged between the high-pressure water generating system and the water jet action system and connected in parallel with a connecting pipeline of the high-pressure water generating system and the water jet action system, and the water jet action system comprises a water jet cutter head connected with a high-pressure seawater abrasive flow pipeline and a moving mechanism used for moving the water jet cutter head.
Preferably, the high pressure water generation system comprises a high pressure pump, the high pressure pump is driven by a hydraulic motor connected with the ROV, a filter is arranged in a water inlet pipeline of the high pressure pump, and the sand supply system is connected to a water outlet of the high pressure pump.
Preferably, the sand supply system comprises a sand mixing tank for storing the grinding materials and a sand mixing valve connected with the water jet flow action system, the sand mixing valve is provided with two water inlets, and one water inlet of the sand mixing valve is connected with a water outlet of the sand mixing tank; a flow divider is arranged in a water outlet pipeline of the high-pressure pump, and the other water inlet of the sand mixing valve and the water inlet of the sand mixing tank are respectively connected with two water outlets of the flow divider.
Further preferably, the moving mechanism comprises two bearing parts which are respectively arranged on two sides of the water jet cutter head, the two bearing parts are respectively provided with a vertically-arranged ball screw, a transversely-arranged ball screw is connected between the vertically-arranged ball screws, the water jet cutter head is arranged on the transversely-arranged ball screws, the moving mechanism further comprises a plurality of driving parts which are controlled by ROV and used for driving the ball screws to move, and the water jet cutter head is driven to move in a two-dimensional plane through a ball screw transmission mode.
Further preferably, both of the bearing members are provided with a magnetic adsorption function.
Further preferably, this device still includes the frame that is used for loading high pressure water generating system and confession sand system, the frame is latticed.
The beneficial effects of the invention are mainly embodied in the following aspects:
(1) the invention controls the operation by an ROV (underwater robot), thereby greatly saving connecting pipelines and cables on the device, and having wide applicability and strong practicability; meanwhile, a water jet cutting technology is adopted, namely, a mixture of high-pressure seawater and sand (abrasive) is used for cutting objects, so that no pollutant is generated, and the adverse effect on the seabed ecological environment can be avoided; the water jet cutting technology is a cold cutting mode, so that the condition of energy loss does not exist in the cutting process, and the cutting efficiency can be further ensured; in addition, the safety performance is higher compared with the traditional thermal cutting or explosion cutting technology.
(2) The high-pressure water generating system adopts the hydraulic motor with high stability and long service life as the driving part of the high-pressure pump so as to better adapt to the working condition environment with deep sea and high confining pressure, and avoids solid particles in the sea water from entering the device by arranging the filter, so that the high-pressure water generating system is simple in design and high in effectiveness.
(3) The high-pressure seawater generated by the high-pressure water generation system is mixed with the sand supply system before entering the water jet flow action system, specifically, the abrasive in the sand mixing tank is ejected by the high-pressure seawater to form a dense abrasive flow, the dense abrasive flow is mixed with main flow high-pressure seawater directly flowing into the sand mixing valve by a high-pressure pump in the sand mixing valve cavity to form a high-pressure seawater abrasive flow with proper concentration, and then the high-pressure seawater abrasive flow enters the water jet flow cutter head and is ejected by a nozzle of the water jet flow cutter head to generate abrasive water jet flow, the water jet flow mode is called as front mixed abrasive jet flow, the working pressure of the water jet flow mode is low, a special abrasive pipeline is not needed, the conveying and mixing mode is simple, the overall structure is simple, and the high-pressure seawater jet flow grinding system can be.
(4) The water jet action system disclosed by the invention has the advantages that the ball screw transmission mode is adopted, so that the water jet cutter head moves in a two-dimensional plane, and the ball screw transmission mode has the characteristics of high transmission precision and strong rigidity, so that the water jet action system is more suitable for a complex deep sea environment while the cutting precision is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a top view of the deep sea demolition tool of fig. 1.
The reference numerals have the following meanings:
10-ROV 20-high pressure water generating system 21-high pressure pump 22-hydraulic motor 23-filter
24-flow divider 30-water jet action system 31-water jet tool bit 32-moving mechanism
321-bearing part 40-sand supply system 41-sand mixing valve 42-sand mixing tank 50-machine frame
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the deep sea breaking device comprises an ROV10 containing a power source and capable of being remotely controlled, a high-pressure water generating system 20 connected with the ROV10, and a water jet action system 30 for realizing a cutting and breaking function, wherein a sand supply system 40 is arranged between the high-pressure water generating system 20 and the water jet action system 30, the sand supply system 40 is connected in parallel in a connecting pipeline of the high-pressure water generating system 20 and the water jet action system 30, and the water jet action system 30 comprises a water jet cutter head 31 connected with a high-pressure seawater abrasive flow pipeline and a moving mechanism 32 for moving the water jet cutter head 31 in a two-dimensional plane.
As shown in fig. 1 and 2, the high pressure water generating system 20 includes a high pressure pump 21, the high pressure pump 21 may be an ultra high pressure triple plunger pump and allows the crankcase to be immersed in seawater so as to allow zero pressure difference between the inside and the outside of the power end, the high pressure pump 21 is driven by a hydraulic motor 22 connected to a hydraulic pump station of an ROV10, a filter 23 is disposed in a water inlet pipeline of the high pressure pump 21, the filter 23 is made of a stainless steel material resistant to seawater corrosion, and the sand supply system 40 is connected to a water outlet of the high pressure pump 21.
As shown in fig. 1 and 2, the sand supply system 40 includes a sand mixing tank 42 storing abrasive materials and a sand mixing valve 41 connected to the water jet actuation system 30, the sand mixing valve 41 is a one-way automatic valve, and opens under the positive pressure action of ultrahigh pressure seawater, the sand mixing valve 41 is provided with two water inlets, and one of the water inlets of the sand mixing valve 41 is connected to the water outlet of the sand mixing tank 42; a flow divider 24 is arranged in the water outlet pipeline of the high-pressure pump 21, the flow divider 24 is provided with two water outlets, and the other water inlet of the sand mixing valve 41 and the water inlet of the sand mixing tank 42 are respectively connected with the two water outlets of the flow divider 24. Through the design, the high-pressure seawater generated by the high-pressure pump 21 is divided into two parts through the flow divider 24, one part of the high-pressure seawater is used as main-stream high-pressure seawater and directly enters the sand mixing valve 41, the other part of the high-pressure seawater enters the sand mixing tank 42, the high-pressure seawater entering the sand mixing tank 42 is forced to be mixed with the abrasive (dry quartz sand) in the sand mixing tank 42 to form thick abrasive flow, the thick abrasive flow enters the sand mixing valve 41 through a pipeline, the thick abrasive flow is mixed with the main-stream high-pressure seawater directly flowing into the sand mixing valve 41 from the high-pressure pump 21 in the valve cavity of the sand mixing valve 41 to form high-pressure seawater abrasive flow with proper concentration, and then the high-pressure seawater abrasive flow enters the water jet cutter head 31 to generate abrasive. The water jet mode is called as pre-mixing abrasive jet, the working pressure of the water jet mode is low, a special abrasive pipeline is not needed, the conveying and mixing modes are simple, the overall structure is simple, and the water jet mode can be better suitable for operation in a deep sea environment.
As shown in fig. 1 and 2, the moving mechanism 32 includes two bearing components 321 respectively disposed on two sides of the water jet cutter head 31, two of the bearing components 321 are respectively provided with a vertically arranged ball screw, a horizontally arranged ball screw is connected between the two vertically arranged ball screws, the water jet cutter head 31 is disposed on the horizontally arranged ball screw, the moving mechanism 32 further includes a plurality of driving components controlled by ROV10 and used for driving the ball screws to move, and the water jet cutter head 31 performs a two-dimensional in-plane moving motion in a ball screw transmission manner. In addition, both the bearing members 321 are provided with a magnetic adsorption function, so that the bearing members 321 can be fixed on the outer wall of the ship to be cut when the cutting work is performed, to ensure that the traveling path of the water jet cutter head 31 has no deviation.
As shown in fig. 1 and 2, the device further comprises a machine frame 50 for loading the high-pressure water generating system 20 and the sand supply system 40, wherein the machine frame 50 is in a grid shape, and the whole hoisting and transportation of the device before and after operation are more convenient, simple and effective through the arrangement of the machine frame 50.
The connecting pipelines in the device are all hoses adopting ultrahigh pressure piping.
Claims (1)
1. A deep sea demolition unit comprising a remotely controllable ROV (10) containing a power source, characterized in that: the device also comprises a high-pressure water generating system (20) connected with the ROV (10) and a water jet action system (30) for realizing the cutting and breaking functions, wherein a sand supply system (40) is arranged between the high-pressure water generating system (20) and the water jet action system (30), the sand supply system (40) is connected in parallel in a connecting pipeline of the high-pressure water generating system (20) and the water jet action system (30), and the water jet action system (30) comprises a water jet cutter head (31) connected with a high-pressure seawater abrasive flow pipeline and a moving mechanism (32) for moving the water jet cutter head (31);
the moving mechanism (32) comprises two bearing parts (321) which are respectively arranged on two sides of the water jet cutter head (31), the two bearing parts (321) are respectively provided with a vertically arranged ball screw, a transversely arranged ball screw is connected between the two vertically arranged ball screws, the water jet cutter head (31) is arranged on the transversely arranged ball screws, the moving mechanism (32) further comprises a plurality of driving parts which are controlled by an ROV (10) and used for driving the ball screws to act, and the water jet cutter head (31) performs two-dimensional in-plane advancing motion in a ball screw transmission mode;
the two bearing parts (321) are provided with magnetic adsorption functions;
the device also comprises a machine frame (50) used for loading the high-pressure water generating system (20) and the sand supply system (40), wherein the machine frame (50) is in a grid shape;
the water jet cutter head (31) is connected with a sand supply system (40) in a machine frame (50) through a high-pressure seawater abrasive flow pipeline;
the high-pressure water generation system (20) comprises a high-pressure pump (21), the high-pressure pump (21) is driven by a hydraulic motor (22) connected with the ROV (10), a filter (23) is arranged in a water inlet pipeline of the high-pressure pump (21), and the sand supply system (40) is connected to a water outlet of the high-pressure pump (21);
the sand supply system (40) comprises a sand mixing tank (42) for storing abrasive materials and a sand mixing valve (41) connected with the water jet action system (30), the sand mixing valve (41) is provided with two water inlets, and one water inlet of the sand mixing valve (41) is connected with a water outlet of the sand mixing tank (42); a flow divider (24) is arranged in a water outlet pipeline of the high-pressure pump (21), and the other water inlet of the sand mixing valve (41) and the water inlet of the sand mixing tank (42) are respectively connected with two water outlets of the flow divider (24);
high-pressure seawater generated by a high-pressure pump (21) is divided into two parts through a flow divider (24), one part of the high-pressure seawater is used as main-flow high-pressure seawater and directly enters a sand mixing valve (41), the other part of the high-pressure seawater enters a sand mixing tank (42), abrasive materials entering the sand mixing tank (42) are forcibly mixed with the high-pressure seawater in the sand mixing tank (42) to form thick abrasive material flow, the thick abrasive material flow enters the sand mixing valve (41) through a pipeline, the thick abrasive material flow is mixed with the main-flow high-pressure seawater directly flowing into the sand mixing valve (41) from the high-pressure pump (21) in a valve cavity of the sand mixing valve (41) to form high-pressure seawater abrasive material flow with proper concentration, and then the high-pressure seawater abrasive material flow enters a cutter head (31) to generate abrasive water jet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810359163.7A CN108655959B (en) | 2018-04-20 | 2018-04-20 | Deep sea breaking and dismantling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810359163.7A CN108655959B (en) | 2018-04-20 | 2018-04-20 | Deep sea breaking and dismantling device |
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| Publication Number | Publication Date |
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| CN108655959A CN108655959A (en) | 2018-10-16 |
| CN108655959B true CN108655959B (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810359163.7A Active CN108655959B (en) | 2018-04-20 | 2018-04-20 | Deep sea breaking and dismantling device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196573B (en) * | 2020-10-13 | 2022-08-23 | 中铁隧道局集团有限公司 | Water jet pipeline system for rock breaking of tunneling machine |
| CN112318376A (en) * | 2020-10-27 | 2021-02-05 | 宝鸡市石油矿山机械配件厂 | Construction method and device for cutting steel pipe and casing cement sheath |
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| JP2000136702A (en) * | 1998-11-04 | 2000-05-16 | Atox Co Ltd | Turbine rotor automatic blast device |
| CN104625969A (en) * | 2015-02-09 | 2015-05-20 | 合肥工业大学 | Ultrahigh pressure water jet-based compressor housing opening and disassembling equipment and control method of equipment |
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| US6443660B1 (en) * | 2000-11-27 | 2002-09-03 | Oceaneering International, Inc. | Method and system for manipulating an object located underwater |
| CN201385260Y (en) * | 2009-02-24 | 2010-01-20 | 任保林 | High-pressure pre-mixing type abrasive suspension water jet cutting and cleaning device |
| CN104275648A (en) * | 2013-07-11 | 2015-01-14 | 江苏旭升水射流科技有限公司 | Deep-sea ultrahigh-pressure water cutting system |
| US9884406B2 (en) * | 2014-01-15 | 2018-02-06 | Flow International Corporation | High-pressure waterjet cutting head systems, components and related methods |
| CN104354843B (en) * | 2014-10-20 | 2016-02-17 | 上海交通大学 | Coordinate the miniature salvaging drilling equipment of over seat anker and the method for ROV |
| CN105563349A (en) * | 2016-01-27 | 2016-05-11 | 北京雷蒙赛博机电技术有限公司 | Abrasive concentration control system for front mixed abrasive water jet equipment |
| CN206925737U (en) * | 2017-07-27 | 2018-01-26 | 徐荣春 | A kind of mechanical external derusting device |
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2018
- 2018-04-20 CN CN201810359163.7A patent/CN108655959B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000136702A (en) * | 1998-11-04 | 2000-05-16 | Atox Co Ltd | Turbine rotor automatic blast device |
| CN104625969A (en) * | 2015-02-09 | 2015-05-20 | 合肥工业大学 | Ultrahigh pressure water jet-based compressor housing opening and disassembling equipment and control method of equipment |
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| CN108655959A (en) | 2018-10-16 |
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