Ocean waste facility sludge discharging device

A technology for a sludge discharge device and facility, which is applied in the field of marine abandoned facility dismantling devices, can solve the problems of small sludge discharge, difficulty, increased maintenance and dismantling of marine abandoned facilities, etc., so as to increase the diameter of the sludge discharge pipeline and increase the sludge content. , Improve the effect of air supply

Inactive Publication Date: 2014-08-27
HARBIN ENG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the sludge discharge volume of the suction and discharge equipment is small, and the discharge time is long The improvement does not meet the environmental requirements of actual operation, which greatly increases the difficulty of maintenance and dismantling of marine abandoned facilities

Method used

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  • Ocean waste facility sludge discharging device
  • Ocean waste facility sludge discharging device
  • Ocean waste facility sludge discharging device

Examples

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Embodiment Construction

[0031] The present invention is described in more detail below in conjunction with accompanying drawing example:

[0032] combine Figure 1-20 , The steel pile suction and discharge device for marine waste facilities combines the characteristics of the internal sludge discharge of the jacket legs, and uses a hydraulic drill bit and a high-pressure water spraying system to fully mix the sediment and the liquid for sludge discharge into a solid-liquid two-phase flow, and then pass through the air The lifting mud discharge device sucks and discharges the solid-liquid two-phase flow containing sediment to the outside of the steel pile, thereby realizing the discharge of mud inside the steel pile.

[0033] The mud discharge device of the marine waste facility is composed of four parts, the lifting device, the fixed support frame 1, the working platform 2 and the internal mud discharge system of the digging type steel pile. The lifting device is composed of a lifting cable 4, a fix...

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Abstract

The invention aims at providing an ocean waste facility sludge discharging device. A fixing supporting frame is used for hoisting and supporting a whole sludge discharging system, one end of a hoisting cable is connected with a cable arranging unit, and the other end is fixed on a first fixed pulley. The first fixed pulley is mounted on the upper portion of the supporting frame, a second fixed pulley is fixed on a working platform, a movable is connected with the upper end of the sludge discharging system in a steel pile, a high-pressure water pump and an air compressor of the sludge discharging system are placed on the working platform, a water injection tube is connected with an air inlet, a power head drives a drill to rotate and is a scraper drill, underwater silt is drilled through the scraper drill, a high-pressure water nozzle sprays water to flush silt on the steel pile wall, so that silt and water are fully mixed, high-pressure gas is pressed into a silt discharging inlet and is discharged out of the steel pie through the silt discharging tube. According to the device, due to the inner silt discharging method through which solid-liquid two phases containing silt are suctioned and discharged to the outside of the steel pile, the device is low in cost, high in efficiency, high in reliability, time saving and economic and environmentally friendly.

Description

technical field [0001] The invention relates to a device for dismantling marine waste facilities, specifically a mud discharge device. Background technique [0002] The demolition of marine abandoned platforms is a comprehensive project that includes many factors and involves various technical fields. The removal of the steel pile jacket generally does not directly remove the jacket, and the mud discharge must be carried out first. The maintenance and dismantling of marine abandoned facilities is relatively difficult, and the cost of dismantling and repairing is high. For example, the internal mud discharge equipment used in the construction of Caofeidian 1-6 oilfield has low mud discharge efficiency. [0003] At present, there are mainly internal cutting methods and external cutting methods for the removal of marine exhaust gas facilities. The external cutting method is used to blow mud outside the steel pile to make the pit, which is more difficult to operate, more dang...

Claims

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Application Information

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IPC IPC(8): E21B41/00
Inventor 王钢王勇鹏朱新波徐彪周刘川杨圣虎王盼于亚君
Owner HARBIN ENG UNIV
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