阅读说明：本技术 一种深海采矿软管应急脱离回收装置 (Emergency separation and recovery device for deep-sea mining hose ) 是由 余倩 陈丹东 杨高胜 薛永昌 谢梦琪 杨树森 李文豪 李源 唐颖 于 2020-11-20 设计创作，主要内容包括：本发明公开了一种深海采矿软管应急脱离回收装置,其包括固定基座；设置在固定基座上的升降机构,设置在所述升降机构升降端的支撑座,所述支撑座设有内凹弧形容置槽,设置在所述弧形容置槽中的环形弹性卡瓦,所述卡瓦开设有一松紧口,所述松紧口上设有一松紧螺栓,通过控制所述松紧螺栓的松紧度来控制所述卡瓦的半径变大或者变小。通过卡瓦对深海采矿软管的法兰管进行锁紧固定,并设计一支撑座给软管接头的应急脱离提供一个相对稳定的作业面,同时通过调节升降机构使软管接头的应急脱离的作业面上升至工作人员便于操作的高度,从而使工作人员能够快速进行软管接头脱离的操作,降低海上试验的安全作业和应急处理的安全隐患。(The invention discloses an emergency separation and recovery device for a deep-sea mining hose, which comprises a fixed base; the lifting mechanism is arranged on the fixed base and is arranged on a supporting seat of a lifting end of the lifting mechanism, the supporting seat is provided with an inwards concave arc-shaped accommodating groove and is arranged on an annular elastic slip in the arc-shaped accommodating groove, an elastic opening is formed in the slip, an elastic bolt is arranged on the elastic opening, and the tightness of the elastic bolt is controlled through control so that the radius of the slip becomes large or small. Locking the flange pipe of deep sea mining hose through the slips is fixed to design a supporting seat and break away from for hose coupling's emergency and provide a relatively stable operation face, make the operation face that hose coupling's emergency breaks away from rise to the staff height of being convenient for operate through adjusting elevating system simultaneously, thereby make the staff can carry out the operation that hose coupling breaks away from fast, reduce the safe operation of marine test and the potential safety hazard of emergency treatment.)

1. An emergency separation and recovery device for deep sea mining hoses, which is characterized by comprising

A fixed base;

the lifting mechanism is arranged on the fixed base;

the supporting seat is arranged at the lifting end of the lifting mechanism and is provided with an inwards concave arc-shaped accommodating groove;

the annular elastic slip is arranged in the arc-shaped accommodating groove, an elastic opening is formed in the slip, an elastic bolt is arranged on the elastic opening, and the radius of the slip is controlled to be increased or decreased by controlling the tightness of the elastic bolt.

2. The deep sea mining hose emergency disconnect recovery device of claim 1, wherein a minimum radius of the slips is greater than a flanged pipe radius of the deep sea mining hose.

3. The deep sea mining hose emergency release recovery device of claim 1, wherein a plurality of clamping columns are uniformly distributed on the slips in the circumferential direction, and central axes of the clamping columns are parallel to a central axis of the slips.

4. The deep sea mining hose emergency release recovery device of claim 1, wherein two ends of the tightening opening are symmetrically provided with tightening parts, the tightening bolts simultaneously penetrate through the tightening parts in a threaded fit manner, and free ends of the tightening bolts are locked by nuts.

5. The deep sea mining hose emergency disconnect recovery device of claim 1, wherein the snap posts are hingedly interconnected.

6. The deep sea mining hose emergency release recovery device of claim 1, wherein the hinges on both sides of the clamp column are symmetrically arranged.

7. The deep sea mining hose emergency release recovery device of claim 1, wherein the depth of the notch of the arc-shaped receiving groove of the support seat is greater than 1/2 and less than the diameter of the clamping column.

8. The deep sea mining hose emergency disconnect recovery device of claim 1, wherein the fixed base is fixedly disposed proximate a hose flange interface.

Technical Field

The invention relates to the technical field of deep sea mining laying and recovering, in particular to an emergency separating and recovering device for a deep sea mining hose.

Background

The deep sea mining engineering is an important field for developing marine mineral resources in China, and in the actual operation process of the deep sea mining engineering, if the sea condition changes suddenly and is severe or in an emergency situation, the hose needs to be separated from a mining vehicle and a connecting flange of a relay station in an emergency mode and needs to be recovered so as to avoid influencing the navigation or operation of a ship. However, the deep sea mining engineering belongs to the first offshore test at home, and no mature case exists for the hose emergency separation and recovery method, so that hidden dangers are brought to the safety operation and emergency treatment of the offshore test.

In the process of deep sea mining operation, the emergency separation and recovery of the hose, the mining vehicle and the relay station are difficult, the main problems are that the connection state of the hose, the mining vehicle and the relay station is difficult to control under severe sea conditions, the emergency separation needs a relatively stable operation surface, and the emergency separation is difficult to realize under severe sea conditions.

Disclosure of Invention

The invention aims to overcome the technical defects and provides an emergency separation and recovery device for a deep-sea mining hose, which is used for solving the problems that the operation of separating a hose joint is difficult and potential safety hazards of safety operation and emergency treatment of an offshore test exist in the prior art.

In order to achieve the above technical object, a first aspect of the present invention provides an emergency detachment and recovery device for a deep-sea mining hose, including:

a fixed base;

the lifting mechanism is arranged on the fixed base;

the supporting seat is arranged at the lifting end of the lifting mechanism and is provided with an inwards concave arc-shaped accommodating groove;

the annular elastic slip is arranged in the arc-shaped accommodating groove, an elastic opening is formed in the slip, an elastic bolt is arranged on the elastic opening, and the radius of the slip is controlled to be increased or decreased by controlling the tightness of the elastic bolt.

Preferably, the minimum radius of the slips is greater than the flanged pipe radius of a deep sea mining hose.

Preferably, a plurality of clamping columns are uniformly distributed on the slip in the circumferential direction, and the central shafts of the clamping columns are parallel to the central shaft of the slip.

Preferably, the both ends symmetry of elasticity mouth is equipped with elasticity portion, elasticity bolt screw-thread fit passes simultaneously elasticity portion and free end are by nut hasp.

Preferably, the clamping columns are movably hinged with each other.

Preferably, the hinged parts at two sides of the clamping column are symmetrically arranged.

Preferably, the depth of the notch of the arc-shaped containing groove of the supporting seat is larger than the diameter of the clamping column 1/2 and smaller than the diameter of the clamping column.

Preferably, the fixed base is fixedly arranged near the hose flange interface.

Compared with the prior art, the emergency separation and recovery device for the deep-sea mining hose provided by the invention has the advantages that the flange pipe of the deep-sea mining hose is locked and fixed through the slips, the supporting seat is designed to provide a relatively stable operation surface for emergency separation of the hose connector, and meanwhile, the operation surface for emergency separation of the hose connector is lifted to the height convenient for operators to operate by adjusting the lifting mechanism, so that the operators can rapidly perform operation of hose connector separation, and the safety operation and the potential safety hazard of emergency treatment of an offshore test are reduced.

Drawings

FIG. 1 is a front view of an emergency release recovery device for deep sea mining hoses in accordance with the present invention;

FIG. 2 is a perspective view of an emergency release recovery device for deep sea mining hoses according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 and 2, the present invention provides an emergency release recovery device for deep sea mining hoses, which comprises a fixed base 1; the lifting mechanism 2 is arranged on the fixed base 1, the supporting seat 3 is arranged at the lifting end of the lifting mechanism 2, the supporting seat 3 is provided with an inwards concave arc-shaped accommodating groove 31, and an annular elastic slip 4 is arranged in the arc-shaped accommodating groove 31.

The fixed base 1 is fixedly arranged near a hose flange connector, as shown in fig. 1, a lifting mechanism 2 is arranged on the fixed base, the lifting mechanism 2 can be a hydraulic oil cylinder, when the lifting mechanism 2 is a hydraulic oil cylinder, the hydraulic oil cylinder is vertically arranged, the fixed end of the hydraulic oil cylinder is fixedly arranged on the fixed base 1, and the piston end of the hydraulic oil cylinder is upwards arranged; the supporting seat 3 is arranged at the piston end and is controlled to ascend and descend by a hydraulic oil cylinder; the supporting seat 3 is arc-shaped, the radian is less than 180 degrees, and the radius of the supporting seat is matched with the radius of a flange pipe of the deep sea mining hose; an arc-shaped containing groove 31 is formed in the inner arc surface of the supporting seat 3 in a downward concave mode, and the slips 4 are arranged in the arc-shaped containing groove 31.

As shown in fig. 2 and 3, the slip 4 is provided with an elastic opening, and an elastic bolt 41 is arranged on the elastic opening; specifically, the both ends symmetry of elasticity mouth is equipped with elasticity portion 42, the cooperation of elasticity bolt 41 screw thread simultaneously passes elasticity portion 42 and free end are by nut hasp, through control the elasticity of elasticity bolt 41 is controlled the radius grow or diminish of slips 4, just the minimum radius of slips 4 is greater than the flange pipe radius of deep sea mining hose.

As shown in fig. 2 and 3, a plurality of clamping columns 43 are uniformly distributed on the slip 4 in the circumferential direction, the central axes of the clamping columns 43 are parallel to the central axis of the slip 4, the clamping columns 43 are movably hinged to each other, the clamping columns 43 are movably hinged to form a flexible slip 4 body, and the radius of the slip 4 is controlled to be increased or decreased by adjusting the tightening bolts 41; simultaneously, because when slips 4 is locked to the flange pipe, some outside inflation can take place for the deep sea mining hose under the extrusion, for guaranteeing slips 4 absolute locking to the flange pipe, design the articulated department symmetry of jack-post 43 both sides sets up, so, has reserved some expansion space for the deep sea mining hose just between slips 4 and flange pipe, avoids the inflation of deep sea mining hose to influence slips 4 locking effect to the flange pipe.

Preferably, the depth of the notch of the arc-shaped receiving groove 31 of the supporting seat 3 is greater than the diameter of the clamping column 43 of 1/2 and less than the diameter of the clamping column 43.

When severe sea condition or other emergency states need to emergently separate the flange joints between the hose and the mining vehicle and the relay station and recover the hose, the hydraulic oil cylinder is operated to adjust the supporting seat 3 to a proper height or distance, the elastic opening of the slip 4 is opened, the flange joint is placed in the slip 4, the elastic opening is locked through the elastic bolt 41 and further contracted to enable the slip 4 to lock the flange joint, the barrel body position of the flange joint of the hose is fixedly arranged in the supporting seat 3, so that the fastening piece of the flange joint can be rapidly detached, and the emergency separation and recovery of the hose and the mining vehicle and the relay station are completed.

According to the emergency separation and recovery device for the deep-sea mining hose, the flange pipe of the deep-sea mining hose is locked and fixed through the slips 4, the supporting seat 3 is designed to provide a relatively stable operation surface for emergency separation of the hose connector, and meanwhile, the operation surface for emergency separation of the hose connector is lifted to the height convenient for operators to operate by adjusting the lifting mechanism 2, so that the operators can rapidly perform operation of hose connector separation, and the potential safety hazard of safety operation and emergency treatment of an offshore test is reduced.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.