CN111390449A - Underwater high-pressure dry-type welding cabin for sinking ship salvage - Google Patents
Underwater high-pressure dry-type welding cabin for sinking ship salvage Download PDFInfo
- Publication number
- CN111390449A CN111390449A CN202010330324.7A CN202010330324A CN111390449A CN 111390449 A CN111390449 A CN 111390449A CN 202010330324 A CN202010330324 A CN 202010330324A CN 111390449 A CN111390449 A CN 111390449A
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- cabin
- welding
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- cabin body
- dry
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- 238000003466 welding Methods 0.000 title claims abstract description 99
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000007599 discharging Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000003954 umbilical cord Anatomy 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses an underwater high-pressure dry-type welding cabin for salvage of sunken ships, which belongs to the technical field of salvage and comprises a cabin body and a suction ring, wherein the suction ring is arranged in the cabin body, the cabin body is of a cubic structure, one side surface and the bottom surface of the cabin body are provided with openings, a circle of watertight rubber pad is arranged at the opening on the side surface of the cabin body, the suction ring is connected with the watertight rubber pad of an outer cabin body through a water-stop plate, the suction ring and the watertight rubber pad of the outer cabin body form a suction cabin, the suction cabin is of a circle of hollow cavity structure, a suction cabin control pipe is arranged at the top of the suction cabin, a. The underwater high-pressure dry welding cabin for salvaging the sunken ship can realize high-quality welding operation of an underwater sunken ship stress steel structure for a diver, the diver can enter the welding cabin to perform dry welding, a dry working environment is provided for welding an external structure of the sunken ship, and the welding strength of a stress component is high in the dry environment.
Description
Technical Field
The invention relates to the technical field of salvage, in particular to an underwater high-pressure dry-type welding cabin salvaged by a sunken ship.
Background
In ocean engineering, ship engineering and salvage industries, underwater welding is always an essential key link. The traditional underwater wet welding method has low quality and poor reliability, can only temporarily fix components with small stress, and can not meet the requirement of underwater salvage on welding of structures with large stress. The difficulty of underwater welding seriously restricts the technical innovation and development of underwater construction industry. Ocean engineering has made successful attempts at dry high pressure welding and dry atmospheric welding in the field of marine pipe repair and subsea jacket repair. In the field of underwater salvage, the application of a dry welding technology is still blank.
Disclosure of Invention
The invention aims to solve the technical problem of providing an underwater high-pressure dry-type welding cabin for salvaging a sunken ship, wherein the welding cabin isolates an underwater welding part from water through the welding cabin, and the welding quality is improved.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a sunken ship salvages high pressure dry-type welding cabin under water, includes the cabin body and suction circle, the suction circle sets up at the internal in cabin, and the cabin body is the cube structure, and a side and the bottom surface opening of the cabin body set up round watertight rubber pad, is connected through the water-stop sheet between suction circle and the cabin body watertight rubber pad, constitutes the suction cabin between water-stop sheet, suction circle and the cabin body watertight rubber pad, the suction cabin is round cavity body structure, and suction cabin top sets up suction cabin control tube, and cabin body top sets up cabin body control tube, sets up welding equipment in the cabin body.
Preferably, the suction ring is a circle of watertight rubber pad.
Preferably, the two side surfaces of the cabin body are provided with slide rails, the movable pedals can slide on the slide rails, and the movable pedals can move up and down in the vertical direction.
Preferably, the cabin is provided with a pressure sensor.
A using method of an underwater high-pressure dry-type welding cabin for salvage of sunken ships comprises the following steps:
(1) debugging the welding cabin before entering water to ensure that each system works normally, and fixing a structure to be welded in the cabin body;
(2) the welding cabin enters water, a diver or an ROV assists the welding cabin to be in place after the welding cabin reaches a designed welding position, water is pumped from the suction cabin through a suction cabin control pipe, negative pressure is formed in the suction cabin, and the suction cabin is firmly adsorbed on an underwater ship body;
(3) injecting high-pressure air into the cabin body by the cabin body control pipe, extruding and discharging water in the cabin body through the bottom of the cabin body by the high-pressure air until the internal position of the cabin body is lowered to a designed position;
(4) a movable pedal in the cabin body is lowered, a diver steps into the pedal, the pedal is lifted, the diver enters the cabin body, the structure to be welded is adjusted to be in place through a tool in the cabin, the structure to be welded and a ship board in the cabin are dried, a welding tool box is opened, welding equipment is taken out, and welding operation is carried out;
(5) after welding, a diver puts welding equipment into a welding tool box, closes the cabin door, puts down a movable pedal, and leaves the welding cabin;
(6) and discharging the air in the cabin, injecting water into the suction cabin through the suction cabin control pipe, separating the welding cabin from the outer plate of the sunken ship, and recovering the welding cabin to the water surface.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the sunken ship salvage underwater high-pressure dry welding cabin can realize high-quality welding operation of a stress steel structure of a submarine sunken ship of a diver, the diver can enter the welding cabin to perform dry welding, a dry working environment is provided for welding an external structural member of the sunken ship, and the welding strength of the stress member is high in the dry environment.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view of the high pressure dry welding cabin;
the labels in the above figures are: 1. a cabin body; 2. the cabin body is watertight and is provided with a rubber pad; 3. a suction ring; 4. a water-stop sheet; 5. a suction cabin; 6. a cabin control pipe; 7. a suction compartment control tube; 8. a movable pedal; 9. and (4) welding equipment.
Detailed Description
The embodiments of the present invention, such as the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the functions and operation principles of the respective portions, will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, this sunken ship salvages high pressure dry-type welding cabin under water includes the cabin body 1 and suction circle 3, suction circle 3 sets up in the cabin body 1, the cabin body 1 is the cube structure, a side and the bottom surface opening of the cabin body 1, the diver gets into in the cabin body 1 from cabin body 1 bottom surface opening, the side opening part of the cabin body 1 sets up round watertight rubber pad, be connected through water-stop sheet 4 between suction circle 3 and the cabin body watertight rubber pad 2, water-stop sheet 4, constitute suction cabin 5 between suction circle 3 and the cabin body water-stop rubber pad 2, suction cabin 5 is round cavity body structure, suction cabin 5 top sets up suction cabin control tube 7, cabin body 1 top sets up cabin body control tube 7, set up welding equipment 9 in the cabin body 1. The suction ring 3 is a circle of watertight rubber pad, two side faces of the cabin body 1 are provided with slide rails, the movable pedals 8 can slide on the slide rails, the movable pedals 8 can move up and down in the vertical direction, the cabin body 1 is provided with pressure sensors, and the pressure sensors can sense the pressure in the cabin body in real time.
The whole set of equipment consists of a cabin body, a suction cabin, an umbilical cord system, a power supply and distribution system, a gas supply and distribution system, an environmental safety control system, a lighting camera system and welding and auxiliary tools.
The equipment cabin body 1 is a cabin with four sides, and the bottom and the working surface of the equipment cabin body are hollowed out. The outer circle of the working face is provided with a suction cabin 5, and the cabin body can be adsorbed on the underwater ship body plate through the control pipe. The cabin body 1 is provided with a cabin body control pipe 6, and after the suction cabin 5 is adsorbed on a ship body plate, water in the cabin body 1 can be emptied by injecting high-pressure air into the cabin body control pipe 6, so that an underwater dry welding environment is formed.
Suction cabin 5 is round cavity body structure, and the position of cabin tip and hull contact is provided with the watertight rubber, and when drawing water through suction cabin control tube 7, the pressure reduces in suction cabin 5, and outside water pressure presses the suction cabin to the ship board on to play the effect of the fixed welding cabin body 1.
The umbilical system is responsible for controlling synchronous retraction and release of cables, air pipes and the like when the dry-type welding cabin moves underwater.
The power supply and distribution system provides power for the welding equipment, the grinding tool, the drying equipment and the video lighting system.
The gas supply and distribution system provides a CO2 gas source for welding, and supplies gas for pressure regulation in a welding equipment tool box and environment regulation of the cabin body.
The environmental and safety control system mainly monitors the temperature, pressure, water level, visibility and humidity in the cabin and adjusts and alarms according to abnormal conditions.
The camera shooting and lighting system provides a visible environment for underwater welding personnel and provides a channel for monitoring of shipboard operators.
The using method of the underwater high-pressure dry-type welding cabin salvaged by the sunken ship comprises the following steps:
(1) debugging the welding cabin before entering water to ensure that each system works normally, and fixing a structure to be welded in the cabin body 1;
(2) the welding cabin enters water, after the welding cabin reaches a designed welding position, a diver or an ROV assists the welding cabin to be in place, water is pumped from the suction cabin 5 through the suction cabin control pipe 7, negative pressure is formed in the suction cabin 5, and the suction cabin 5 is firmly adsorbed on an underwater ship body;
(3) the cabin body control pipe 6 injects high-pressure air into the cabin body 1, the high-pressure air extrudes and discharges water in the cabin body 1 through the bottom of the cabin body, and the water is discharged until the internal position of the cabin body 1 is lowered to a designed position;
(4) a movable pedal 8 in the cabin body 1 is lowered, a diver steps into the pedal, the pedal is lifted, the diver enters the cabin body 1, the structure to be welded is adjusted to be in place through a tool in the cabin, the structure to be welded and a ship board in the cabin are dried, a welding tool box is opened, welding equipment 9 is taken out, and welding operation is carried out;
(5) after welding, a diver puts the welding equipment 9 into a welding tool box, closes the cabin door, puts down the movable pedal 8 and leaves the welding cabin;
(6) and exhausting air in the cabin, injecting water into the suction cabin 5 through the suction cabin control pipe 7 to separate the welding cabin from the outer plate of the sunken ship, and recovering the welding cabin to the water surface.
This sunken ship salvages high pressure dry-type welding cabin under water can realize the high quality welding operation of diver's sunken ship atress steel construction under water, and the diver can get into the welding cabin and carry out dry-type welding, provides dry operational environment for sunken ship outer structure welding, and the welding strength of welding atress component is high in dry environment, and the atress part later stage can be used for heavy hoist and mount.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (5)
1. The utility model provides a heavy ship salvage underwater high pressure dry-type welding cabin which characterized in that: including the cabin body and suction circle, the suction circle sets up in the cabin body, and the cabin body is the cube structure, and a side and the bottom surface opening of the cabin body set up round watertight rubber pad, is connected through the water-stop sheet between suction circle and the cabin body watertight rubber pad, constitutes the suction cabin between water-stop sheet, suction circle and the cabin body watertight rubber pad, the suction cabin is round cavity body structure, and suction cabin top sets up suction cabin control tube, and cabin body top sets up cabin body control tube, sets up welding equipment in the cabin body.
2. The dry welding pod for underwater high pressure salvage of a sunken vessel of claim 1, wherein: the suction ring is a circle of watertight rubber pad.
3. The dry welding pod for underwater high pressure salvage of a sunken vessel of claim 1, wherein: the cabin body is internally provided with a movable pedal, two side surfaces of the cabin body are provided with slide rails, the movable pedal can slide on the slide rails, and the movable pedal can move up and down in the vertical direction.
4. The dry welding pod for underwater high pressure salvage of a sunken vessel of claim 1, wherein: the cabin body is provided with a pressure sensor.
5. A using method of an underwater high-pressure dry-type welding cabin salvaged by a sunken ship is characterized by comprising the following steps:
(1) debugging the welding cabin before entering water to ensure that each system works normally, and fixing a structure to be welded in the cabin body;
(2) the welding cabin enters water, a diver or an ROV assists the welding cabin to be in place after the welding cabin reaches a designed welding position, water is pumped from the suction cabin through a suction cabin control pipe, negative pressure is formed in the suction cabin, and the suction cabin is firmly adsorbed on an underwater ship body;
(3) injecting high-pressure air into the cabin body by the cabin body control pipe, extruding and discharging water in the cabin body through the bottom of the cabin body by the high-pressure air until the internal position of the cabin body is lowered to a designed position;
(4) a movable pedal in the cabin body is lowered, a diver steps into the pedal, the pedal is lifted, the diver enters the cabin body, the structure to be welded is adjusted to be in place through a tool in the cabin, the structure to be welded and a ship board in the cabin are dried, a welding tool box is opened, welding equipment is taken out, and welding operation is carried out;
(5) after welding, a diver puts welding equipment into a welding tool box, closes the cabin door, puts down a movable pedal, and leaves the welding cabin;
(6) and discharging the air in the cabin, injecting water into the suction cabin through the suction cabin control pipe, separating the welding cabin from the outer plate of the sunken ship, and recovering the welding cabin to the water surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330324.7A CN111390449A (en) | 2020-04-24 | 2020-04-24 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330324.7A CN111390449A (en) | 2020-04-24 | 2020-04-24 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111390449A true CN111390449A (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010330324.7A Pending CN111390449A (en) | 2020-04-24 | 2020-04-24 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
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| CN (1) | CN111390449A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101951A (en) * | 2021-11-04 | 2022-03-01 | 国核电站运行服务技术有限公司 | Liquid pool side wall welding device and welding method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1241466A (en) * | 1967-08-31 | 1971-08-04 | Ocean Systems | Improvements in or relating to underwater welding |
| US4069408A (en) * | 1976-06-07 | 1978-01-17 | Massachusetts Institute Of Technology | Method and apparatus for underwater submerged arc welding |
| KR100841706B1 (en) * | 2007-03-09 | 2008-06-26 | 주식회사 언딘 | Chamber structure for underwater working |
| KR20110066726A (en) * | 2009-12-11 | 2011-06-17 | 삼성중공업 주식회사 | Water container for underwater plasma cutting and underwater plasma cutting method |
| CN105460183A (en) * | 2015-12-11 | 2016-04-06 | 深圳海油工程水下技术有限公司 | Underwater self-floating water insulation tank and using method thereof |
| CN108791771A (en) * | 2018-06-26 | 2018-11-13 | 成都圭目机器人有限公司 | A kind of underwater climbing robot of suction type cascade |
| CN109048006A (en) * | 2018-09-10 | 2018-12-21 | 晋江明珠船用装备科技有限公司 | A kind of partially sealed device and method of ship rush repair Underwater Welding |
| CN212145059U (en) * | 2020-04-24 | 2020-12-15 | 交通运输部上海打捞局 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
-
2020
- 2020-04-24 CN CN202010330324.7A patent/CN111390449A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1241466A (en) * | 1967-08-31 | 1971-08-04 | Ocean Systems | Improvements in or relating to underwater welding |
| US4069408A (en) * | 1976-06-07 | 1978-01-17 | Massachusetts Institute Of Technology | Method and apparatus for underwater submerged arc welding |
| KR100841706B1 (en) * | 2007-03-09 | 2008-06-26 | 주식회사 언딘 | Chamber structure for underwater working |
| KR20110066726A (en) * | 2009-12-11 | 2011-06-17 | 삼성중공업 주식회사 | Water container for underwater plasma cutting and underwater plasma cutting method |
| CN105460183A (en) * | 2015-12-11 | 2016-04-06 | 深圳海油工程水下技术有限公司 | Underwater self-floating water insulation tank and using method thereof |
| CN108791771A (en) * | 2018-06-26 | 2018-11-13 | 成都圭目机器人有限公司 | A kind of underwater climbing robot of suction type cascade |
| CN109048006A (en) * | 2018-09-10 | 2018-12-21 | 晋江明珠船用装备科技有限公司 | A kind of partially sealed device and method of ship rush repair Underwater Welding |
| CN212145059U (en) * | 2020-04-24 | 2020-12-15 | 交通运输部上海打捞局 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101951A (en) * | 2021-11-04 | 2022-03-01 | 国核电站运行服务技术有限公司 | Liquid pool side wall welding device and welding method |
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