CN216689417U

CN216689417U - Scalable flexible accurate delivery device

Info

Publication number: CN216689417U
Application number: CN202122706838.0U
Authority: CN
Inventors: 史永晋; 李明朝; 刘多亚; 李森; 初新杰; 崔希君; 傅忠尧; 郭强; 孙康康; 张学腾; 刘小宇; 王文静
Original assignee: Sinopec Oilfield Service Corp; Sinopec Shengli Petroleum Engineering Corp; Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
Current assignee: Sinopec Oilfield Service Corp; Sinopec Shengli Petroleum Engineering Corp; Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-06-07
Anticipated expiration: 2031-11-05

Abstract

The utility model provides a telescopic flexible accurate throwing device. The telescopic flexible accurate throwing device comprises a throwing sleeve, a fixed base, a movable base with a throwing opening, a conveying assembly and a lifting assembly, wherein the movable base is movably arranged on the fixed base; the conveying assembly is arranged on the movable base; the lifting assembly is arranged at the throwing port of the movable base; the throwing sleeves are sequentially sleeved through the lifting assembly to form a gravel throwing channel. The utility model has the advantages of accurate and effective throwing of the broken stones, high throwing efficiency, cost saving and the like.

Description

Scalable flexible accurate delivery device

Technical Field

The utility model relates to the field of gravel throwing, in particular to a telescopic flexible accurate throwing device.

Background

With the continuous development of shallow sea offshore oil fields, submarine cables and cables have become important development facilities, and as the conditions of marine power, shallow engineering geology and submarine power landform in shallow sea areas are very complicated, and the submarine soft foundation is changed complicatedly under the repeated scouring of wave currents, a large number of submarine pipelines and submarine cables are suspended near the bottoms of the submarine cables, so that the submarine pipelines and submarine cables are easy to break due to fatigue.

Aiming at the potential safety hazard of a submarine pipeline, at present, the potential safety hazard is generally treated by adopting modes of backfilling and burying, cement or released water plants for reinforcement, pile support and the like, but the backfilling and burying are indispensable methods in any mode. For backfill construction, the conventional backfill mode usually adopts a mode of 'manual throwing and diver secondary finishing', does not meet the safety construction requirement, has low backfill efficiency and can not control backfill amount and backfill effectiveness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the telescopic flexible accurate throwing device which can accurately and effectively throw broken stones, has high throwing efficiency and saves cost.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

a telescopic flexible precise throwing device comprises a throwing sleeve, a fixed base, a movable base, a conveying assembly and a lifting assembly, wherein the fixed base is fixedly arranged on the throwing sleeve; the conveying assembly is arranged on the movable base; the lifting assembly is arranged at the throwing opening position of the movable base; the throwing sleeves are sequentially sleeved through the lifting assembly to form a gravel throwing channel.

As a further improvement of the above technical solution:

the lifting assembly comprises two groups of electric cranes which are symmetrically arranged above the throwing port; the electric crane comprises a lifting chain; each throwing sleeve is positioned between the two groups of electric cranes and is fixed on the lifting chain according to a preset distance.

The lifting assembly further comprises two groups of winches, and the two groups of winches are symmetrically arranged on two sides of the throwing opening; when the first throwing sleeve is put down, the throwing sleeve is positioned between the two groups of winches and is respectively fixed on a hinge rope of the winch and the lifting chain.

Two buckles are arranged on the outer side of the throwing sleeve and connected with a lifting chain of the electric crane or a hinge rope of the winch.

Put in the cover and put in the cover for the back taper, the back taper is put in the periphery of cover and is equipped with and controls adjacent putting in the cover and cup joint the spacing convex part of annular of interval when putting in the cover and not effectively being fixed in the lift chain.

The conveying assembly comprises a conveying belt for conveying the throwing sleeve or the crushed stones to the throwing port; the conveyer belt is arranged along the length direction of the movable base, and the throwing port is positioned at the tail end of the conveyer belt.

The conveying assembly further comprises a traveling crane component for conveying the throwing sleeve to the throwing port, the traveling crane component comprises a traveling crane support and a traveling crane, the traveling crane support is arranged along the length direction of the movable base, and the traveling crane is axially movably mounted on a cross rod of the traveling crane support.

The conveying assembly further comprises a crane for hoisting the throwing sleeve to the conveying belt or the traveling hoisting part, and the crane is arranged at one end, far away from the throwing opening, of the movable base.

The fixed base is a frame-shaped base, the movable base is a sliding base arranged in the frame-shaped base, and a translation driving piece for driving the sliding base to move along the length direction of the frame-shaped base is arranged between the sliding base and the frame-shaped base.

Compared with the prior art, the utility model has the advantages that:

according to the utility model, the throwing port is moved to the preset target position through the movable base, the throwing sleeves are conveyed to the throwing port position through the conveying assembly and the lifting assembly and are lowered from the throwing port for the preset distance, so that a gravel throwing channel is formed when the plurality of throwing sleeves are lowered, accurate and effective throwing of gravel to the preset position is effectively ensured, the gravel throwing efficiency is high, and the labor cost is effectively saved. The utility model meets the requirements of efficient and accurate throwing and filling of broken stones, backfilling and burying, ensures that the suspended pipeline has good bearing capacity, can be effectively applied to the submarine suspended exposed pipeline with the water depth within 10-50 m, and avoids the fatigue fracture phenomenon of the suspended pipeline.

Drawings

The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 is a schematic perspective view of a flexible precise retractable delivery device according to the present invention.

Fig. 2 is another schematic perspective view of the flexible precise retractable delivery device according to the present invention.

Fig. 3 is a front view of the telescopic flexible precision delivery device of the present invention.

Fig. 4 is a left side view of the retractable flexible precision delivery device of the present invention.

Fig. 5 is a top view of the telescopic flexible precision delivery device of the present invention.

Fig. 6 is a schematic perspective view of the dispensing sleeve of the present invention.

The reference numerals in the figures denote:

1. putting in a sleeve; 11. buckling; 2. a fixed base; 3. a movable base; 31. a throwing port; 4. a delivery assembly; 41. a conveyor belt; 42. a traveling crane bracket; 43. hoisting; 44. hoisting a machine; 5. a lifting assembly; 51. electric hoisting; 52. a winch; 53. a mounting frame; 6. a gravel throwing channel; 7. a translation drive.

Detailed Description

The utility model will be described in further detail with reference to the drawings and specific examples, without thereby limiting the scope of the utility model.

Fig. 1 to 5 show an embodiment of the telescopic flexible precise throwing device according to the present invention, which is applied to a submarine suspended exposed pipeline and can also be applied to other occasions requiring gravel throwing. In this embodiment, scalable flexible accurate device of puting in is including puting in cover 1, unable adjustment base 2, movable base 3, conveying component 4 and lifting unit 5. Wherein, the fixed base 2 is fixedly arranged on the ship body; the movable base 3 is provided with a throwing port 31, and the movable base 3 can be movably arranged on the fixed base 2 so as to move the throwing port 31 to a target pipeline position on the sea; the conveying assembly 4 is arranged on the movable base 3 and is used for conveying the throwing sleeve 1 to the position of the throwing opening 31; the lifting component 5 is arranged at the position of the throwing opening 31 of the movable base 3 and is used for lowering or recovering the throwing sleeve 1 positioned at the position of the throwing opening 31; the throwing sleeves 1 are sequentially sleeved through the lifting component 5 to form a gravel throwing channel 6. The whole structure is simple and the layout is compact.

According to the utility model, the throwing port 31 is moved to the preset target position through the movable base 3, the throwing sleeves 1 are conveyed to the throwing port 31 through the conveying assembly 4 and the lifting assembly 5, and are lowered from the throwing port 31 for the preset distance, so that the gravel throwing channel 6 is formed when a plurality of throwing sleeves 1 are lowered, accurate and effective throwing of gravel to the preset position is effectively ensured, the gravel throwing efficiency is high, and the labor cost is effectively saved. The utility model meets the requirements of efficient and accurate throwing and filling of broken stones, backfilling and burying, ensures that the pressure-bearing capacity of the suspended pipeline is good, can be effectively applied to the submarine suspended exposed pipeline with the water depth within 10-50 m, and avoids the fatigue fracture phenomenon of the suspended pipeline.

Further, the lifting assembly 5 comprises two groups of electric hoists 51, and the two groups of electric hoists 51 are symmetrically arranged above the throwing port 31; the electric hoist 51 includes a lifting chain. Each throwing sleeve 1 conveyed to the position of the throwing port 31 is positioned between the two groups of electric cranes 51, and each throwing sleeve 1 is fixed on the lifting chain according to a preset interval. The throwing sleeves 1 can be mutually sleeved and lowered at a preset interval to form a gravel throwing channel 6; meanwhile, the required number of the throwing sleeves 1 can be set in advance according to the water depth of the target pipeline position before the gravel is thrown so as to meet the throwing requirements of the target pipelines at different water depths.

In this embodiment, the lifting assembly 5 further comprises a mounting bracket 53. The mounting frame 53 is arranged at the position of the throwing port 31 of the movable base 3, and the electric crane 51 is arranged at the upper part of the mounting frame 53, so that the electric crane 51 is reliably arranged and the safe operation of the gravel throwing operation is ensured.

Furthermore, the lifting assembly 5 further comprises two sets of winches 52, and the two sets of winches 52 are symmetrically arranged on both sides of the throwing port 31. When the first throwing sleeve 1 is put down, the first throwing sleeve 1 is located between the two groups of winches 52, the first throwing sleeve 1 is fixed on a hinge rope and a lifting chain of each winch 52 respectively, and the first throwing sleeve 1 is put down through the winch 52 for a preset distance. The winch 52 is arranged to ensure that the throwing sleeves 1 at the bottommost ends of the gravel throwing channels 6 have enough bearing capacity, and the lifting chain is fixed to the first throwing sleeve 1 to ensure that each throwing sleeve 1 can be kept at a preset interval to be lowered so as to ensure the throwing requirements of target pipelines at different water depths.

As shown in fig. 6, two buckles 11 are arranged on the outer side of the throwing sleeve 1. The two buckles 11 are conveniently connected with a lifting chain of the electric crane 51 or a hinge rope of the winch 52 so as to conveniently fix and reliably lower the throwing sleeve 1; meanwhile, the sleeve 1 is convenient to put in and can be rapidly disassembled when the putting is finished and the recovery is finished.

Further, put in cover 1 and put in the cover for the back taper, the back taper puts in the periphery of cover and is equipped with annular spacing convex part. Which plays a role in controlling the sleeving distance between adjacent throwing sleeves 1 when the throwing sleeves 1 are not effectively fixed on the lifting chain so as to further improve the safety of throwing operation,

in this embodiment, the conveying assembly 4 includes a conveying belt 41. The conveyer belt 41 is arranged along the length direction of the movable base 3, and the throwing port 31 is positioned at the tail end of the conveyer belt 41 and used for conveying the throwing sleeve 1 or the broken stones to the position of the throwing port 31.

Further, the conveying assembly 4 further comprises a traveling crane component, and the traveling crane component comprises a traveling crane bracket 42 and a traveling crane 43. The traveling crane bracket 42 is arranged along the length direction of the movable base 3, and the traveling crane 43 is axially movably mounted on a cross bar of the traveling crane bracket 42 for conveying the throwing sleeve 1 to the position of the throwing port 31.

As shown in fig. 1-3, the conveyor assembly 4 further includes a crane 44. The crane 44 is arranged at one end of the movable base 3 away from the throwing port 31 to facilitate hoisting the throwing sleeve 1 on the hull to the conveyor 41 or the position of the line-hanging component.

As shown in fig. 5, the fixed base 2 is a frame-shaped base; the movable base 3 is a sliding base which is arranged in the frame-shaped base, and the structure is simple and the layout is compact. Meanwhile, a translation driving piece 7 is arranged between the sliding base and the frame-shaped base to drive the sliding base to move along the length direction of the frame-shaped base, so that the throwing port 31 of the movable base 3 is guaranteed to move to the position of a target pipeline on the sea.

The use method of the telescopic flexible precise delivery device in the embodiment comprises the following steps:

1) moving the movable base 3, and moving the throwing port 31 of the movable base 3 to the position above the preset target position;

2) the throwing sleeve 1 is conveyed to the position of the throwing opening 31 through the conveying assembly 4, and then the throwing sleeve 1 at the position of the throwing opening 31 is lowered from the position of the throwing opening 31 for a preset distance through the lifting assembly 5;

3) repeating the step 2) until the gravel throwing channel 6 meets the preset height requirement;

4) the gravel is conveyed to the position of the throwing port 31 through the conveying assembly 4 and is thrown to a preset target position through the gravel throwing channel 6.

The using method of the telescopic flexible precise releasing device also has the advantages of the telescopic flexible precise releasing device, and is convenient to operate and high in efficiency.

While the utility model has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A telescopic flexible accurate throwing device is characterized by comprising a throwing sleeve, a fixed base, a movable base with a throwing opening, a conveying assembly and a lifting assembly, wherein the fixed base is fixedly arranged on the fixed base; the conveying assembly is arranged on the movable base; the lifting assembly is arranged at the throwing opening position of the movable base; the throwing sleeves are sequentially sleeved through the lifting assembly to form a gravel throwing channel.

2. The retractable flexible precise throwing device according to claim 1, wherein the lifting assembly comprises two groups of electric cranes symmetrically arranged above the throwing port; the electric crane comprises a lifting chain; each throwing sleeve is positioned between the two groups of electric cranes and is fixed on the lifting chain according to a preset distance.

3. The retractable flexible precise throwing device according to claim 2, wherein the lifting assembly further comprises two sets of winches symmetrically arranged on both sides of the throwing port; when the first throwing sleeve is put down, the throwing sleeve is positioned between the two groups of winches and is respectively fixed on a hinge rope of the winch and the lifting chain.

4. The retractable flexible precise throwing device according to claim 3, wherein two buckles are arranged on the outer side of the throwing sleeve and connected with a lifting chain of the electric crane or a winch rope of the winch.

5. The device is put in to scalable flexibility accuracy according to any one of claims 1 to 4, characterized in that, put in the cover and put in the cover for the back taper, the back taper is put in the periphery of cover and is equipped with the spacing convex part of annular that controls adjacent cover of putting in and cup joint the interval when putting in the cover and not effectively being fixed in the lifting chain.

6. The telescopic flexible precise throwing device of any one of claims 1 to 4, wherein the conveying assembly comprises a conveying belt for conveying the throwing sleeve or crushed stones to the throwing port; the conveyer belt is arranged along the length direction of the movable base, and the throwing port is positioned at the tail end of the conveyer belt.

7. The device of claim 6, wherein the delivery assembly further comprises a traveling crane component for delivering the delivery sleeve to the delivery port, the traveling crane component comprises a traveling crane support and a traveling crane, the traveling crane support is arranged along the length direction of the movable base, and the traveling crane is axially movably mounted on a cross bar of the traveling crane support.

8. The retractable flexible precise throwing device of claim 7, wherein the conveying assembly further comprises a crane for hoisting the throwing sleeve to the conveying belt or the traveling and hanging member, the crane being disposed at an end of the movable base remote from the throwing port.

9. The retractable flexible precise delivery device according to any one of claims 1 to 4, wherein the fixed base is a frame-shaped base, the movable base is a sliding base disposed in the frame-shaped base, and a translational driving member is disposed between the sliding base and the frame-shaped base for driving the sliding base to move along the length direction of the frame-shaped base.