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Auxiliary installation device and installation method of water-gas displacement underwater equipment

A technology for underwater equipment and an installation device, which is applied in the field of auxiliary installation devices for water-vapor replacement underwater equipment, can solve the problems of high cost, inconvenient transportation of underwater equipment, large bearing capacity of installation cables, etc., and achieves low cost and weather conditions. The effect of low requirements and not easy to be affected by bad weather

Active Publication Date: 2019-01-01
无锡市弘泰检测科技有限公司
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the defects of the prior art, the present invention provides a water-air displacement auxiliary installation device and installation method for underwater equipment. The main body with a ballast tank is used to offset the buoyancy of the underwater equipment, and the device can be used to realize the installation of underwater equipment. Wet tow transportation and non-floating weight installation of underwater equipment to solve the problems of conventional underwater equipment installation technology, such as inconvenient transportation of underwater equipment, excessive bearing capacity of installation cables, and high cost

Method used

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  • Auxiliary installation device and installation method of water-gas displacement underwater equipment
  • Auxiliary installation device and installation method of water-gas displacement underwater equipment
  • Auxiliary installation device and installation method of water-gas displacement underwater equipment

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Embodiment Construction

[0034] Such as figure 1 , figure 2 , image 3 , Figure 4 , Figure 5 , Figure 6 As shown, the water-air replacement underwater auxiliary installation device includes: main body 1, hinge support 4, bracket 3, bracket lifting ring 11, lifting lug 5, ballast tank 6, water inlet valve 7, exhaust valve 8, rubber Gasket9.

[0035] The main body 1 is in the shape of a drum as a whole, and the outer wall 32 of the main body is smooth and streamlined; the inner wall 31 of the main body is columnar, with chamfers on the top; the main body 1 is made of steel and can withstand deep water pressure; the top surface of the main body 1 is provided with four hinge supports 4. Four hinge supports 4 are uniformly distributed along the circumference, each hinge support 4 is connected with a support 3, and the tops of all supports 3 are connected with the support ring 2, and the support ring 2 is used to connect the load-bearing hook 33.

[0036] The outer wall 32 of the main body 1 is pr...

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Abstract

The invention belongs to the technical field of ocean engineering and particularly relates to a water-gas replacement type underwater equipment auxiliary installation device and method. The water-gas replacement type underwater equipment auxiliary installation device comprises a main body, hinged supports, brackets, a bracket lifting ring, lifting lugs, ballast tanks, water inlet valves and exhaust valves. The water-gas replacement type underwater equipment auxiliary installation device is characterized in that the four hinged supports are arranged on the top surface of the main body and uniformly distributed in the circumferential direction; one bracket is connected to each hinged support; the top ends of all the brackets are all connected with the bracket lifting ring; the eight same ballast tanks are uniformly distributed in the main body and independent from one another; and the bottom of each ballast tank is provided with one water inlet valve, and the top of each ballast tank is provided with one exhaust valve. According to the water-gas replacement type underwater equipment auxiliary installation device and method, the tensile force borne by installation cables in the installation process is small, the main body of the auxiliary installation device is made of steel, the deep water pressure can be borne, and the cost is low, so that the auxiliary installation device is suitable for deep water installation; and no large-area deck ships needs to be employed to transport underwater equipment, and the underwater equipment can be dragged to the installation position at a port by a transport ship in a wet mode.

Description

technical field [0001] The invention belongs to the technical field of marine engineering, and in particular relates to an auxiliary installation device and an installation method for water-air displacement underwater equipment. Background technique [0002] The installation of underwater equipment is an important link in marine engineering. The field of underwater equipment installation technology in foreign countries tends to be mature, and the methods used include pulley installation method, hem method, pencil buoy method, etc. The above methods generally have relatively high requirements on the force bearing capacity of the installation rod or installation cable, and require a large-area deck transport ship to transport underwater equipment, which is expensive and is easily affected by bad weather. Domestically speaking, the development of underwater installation technology is limited, and the installation water depth is relatively shallow. Most underwater installation ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B63C11/52B66C13/04
CPCB63C11/52B66C13/04
Inventor 曹宇光甄莹张士华史永晋李森胡雪扬贺娅娅聂文俊李云鹏辛露
Owner 无锡市弘泰检测科技有限公司
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