CN212145059U - 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
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- CN212145059U CN212145059U CN202020632512.0U CN202020632512U CN212145059U CN 212145059 U CN212145059 U CN 212145059U CN 202020632512 U CN202020632512 U CN 202020632512U CN 212145059 U CN212145059 U CN 212145059U
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Abstract
The utility model discloses a sunken ship salvages high pressure dry-type welding cabin under water belongs to salvage technical field, including the cabin body and suction circle, the suction circle sets up at the internal in cabin, and the cabin body is the cube structure, a side and the bottom surface opening of the cabin body, and the side opening part of the cabin body sets up round watertight rubber pad, is connected through the water-stop sheet between suction circle and the outer cabin body watertight rubber pad, constitutes the suction cabin between water-stop sheet, suction circle and the outer 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. 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 utility model relates to a salvage technical field, specifically speaking, the utility model relates to a sunken ship salvages high pressure dry-type welding cabin under water.
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 utility model aims to solve the technical problem that a high pressure dry-type welding cabin under water is salvaged to sunken ship is provided, and this welding cabin will weld part and water under water and keep apart through the welding cabin, improves welding quality.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: 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.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
the utility model discloses a high pressure dry-type welding cabin under water is salvaged to sunken ship can realize the diver high quality welding operation of 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 the welding of sunken ship outer structure spare, and the welding strength of welding atress component is high in 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 following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, in which the shapes, structures, mutual positions and connection relationships of the respective members, the functions of the respective portions, the operation principles, and the like of the respective members are described.
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 present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (4)
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632512.0U CN212145059U (en) | 2020-04-24 | 2020-04-24 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020632512.0U CN212145059U (en) | 2020-04-24 | 2020-04-24 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
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| CN212145059U true CN212145059U (en) | 2020-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390449A (en) * | 2020-04-24 | 2020-07-10 | 交通运输部上海打捞局 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
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- 2020-04-24 CN CN202020632512.0U patent/CN212145059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390449A (en) * | 2020-04-24 | 2020-07-10 | 交通运输部上海打捞局 | Underwater high-pressure dry-type welding cabin for sinking ship salvage |
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