CN215861696U

CN215861696U - Sealing diaphragm device

Info

Publication number: CN215861696U
Application number: CN202121042310.1U
Authority: CN
Inventors: 李怀亮; 李新超; 于文太; 马美琴; 李立涛; 刘顺庆; 孙建帮; 徐京阔; 秦立成; 聂晓明; 石臣刚; 张亚生; 尹婷
Original assignee: Sino Rubber Technology Co ltd; Offshore Oil Engineering Co Ltd
Current assignee: Sino Rubber Technology Co ltd; Offshore Oil Engineering Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-02-18
Anticipated expiration: 2031-05-14

Abstract

The invention discloses a sealing diaphragm device which comprises a sealing diaphragm main body, wherein a first sealing interlayer is arranged on the lower surface of the sealing diaphragm main body, a second sealing interlayer is arranged on the upper surface of the sealing diaphragm main body, an upper flange is arranged above the edge of the sealing diaphragm main body, a lower flange is arranged below the edge of the sealing diaphragm main body, a first sealing ring is arranged between the upper flange and the sealing diaphragm main body, and a second sealing ring is arranged between the lower flange and the sealing diaphragm main body; according to the sealing diaphragm device, the sealing diaphragm main body is designed into the arc shape protruding downwards, and the skeleton is made of carbon fibers, so that the reliability of the sealing diaphragm main body in assisting the launching installation of the jacket and the skirt pile sleeve is enhanced; through setting up first sealed interlayer, the sealed interlayer of second, first sealing washer and second sealing washer, can reach and guarantee that sealed diaphragm main part does not ooze water, permeate water, guarantee the leakproofness of upper flange, lower flange and sealed diaphragm main part contact end face.

Description

Sealing diaphragm device

Technical Field

The invention relates to the technical field of marine petroleum engineering, in particular to a sealing diaphragm device.

Background

At present, the fixed jacket of pile foundation for the platform generally adopts the transportation of boats and ships to install, along with the pluralism and the synthesis of platform upper portion chunk, the jacket, the volume and the weight of skirt pile sleeve and stake also increase constantly, the transportation of boats and ships has not only increaseed engineering cost, still can waste a large amount of resources, sealed diaphragm is applied to the skirt pile sleeve of sealed jacket, supplementary jacket, the installation of rightting of skirt pile sleeve launching, sealed diaphragm can be punctureed to the steel pile during the steel pile installation.

The prior art has the following defects or problems:

1. the existing sealing diaphragm mostly adopts low-strength nylon or steel wires and the like as framework layers, the thickness and the strength of the framework layers are low, the compressive strength of the whole structure cannot be ensured, the thickness or the material strength of the framework is increased, and steel piles cannot be smoothly punctured, so that the mounting failure is caused;

2. the leakproofness of current sealed diaphragm installation is limited, has the clearance when sealed diaphragm and flange joint, and the seepage appears in rivers through the clearance easily, and the space of sealed diaphragm self skeleton also provides the space for the rivers seepage simultaneously.

Disclosure of Invention

The invention aims to provide a sealing diaphragm device aiming at the defects in the prior art so as to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sealed diaphragm device, includes sealed diaphragm main part, sealed diaphragm main part lower surface is provided with first sealed interlayer, sealed diaphragm main part upper surface is provided with the sealed interlayer of second, sealed diaphragm main part edge top is provided with the flange, sealed diaphragm main part edge below is provided with the lower flange, be provided with first sealing washer between upper flange and the sealed diaphragm main part, be provided with the second sealing washer between lower flange and the sealed diaphragm main part, the upper flange upper end is provided with the skirt stake sleeve, the upper flange is provided with the round hole with the inside running through of lower flange, the inside bolt that runs through of round hole, the bolt bottom is provided with the nut.

According to the preferred technical scheme, the framework of the sealing diaphragm main body is made of carbon fibers, and the section of the sealing diaphragm main body is in a downward-protruding arc shape.

According to the preferable technical scheme, the first sealing interlayer and the second sealing interlayer are made of plastic films and are respectively fixed on the upper surface and the lower surface of the sealing diaphragm main body through viscose glue.

According to the preferable technical scheme, the first sealing rings are made of rubber, the number of the first sealing rings is two, the two groups of the first sealing rings are coaxially arranged, and the first sealing rings are located between the upper flange and the sealing diaphragm main body.

According to the preferable technical scheme, the second sealing rings are made of rubber, the number of the second sealing rings is two, the two groups of the second sealing rings are coaxially arranged, and the second sealing rings are located between the lower flange and the sealing diaphragm main body.

As a preferred technical scheme of the invention, the number of the round holes is a plurality of groups, the bolts sequentially penetrate through the upper flange and the lower flange through the round holes, and the upper flange and the lower flange are fixedly connected through the bolts and the nuts.

According to the preferable technical scheme, the upper flange and the skirt pile sleeve are welded and fixed, the edge of the sealing diaphragm main body is clamped between the upper flange and the lower flange, and the edge of the sealing diaphragm main body is fixedly connected with the upper flange and the lower flange through bolts.

Compared with the prior art, the invention provides a sealing diaphragm device, which has the following beneficial effects:

1. according to the sealing diaphragm device, the sealing diaphragm main body is designed into the arc shape protruding downwards, the stress concentration of the sealing diaphragm main body when a steel pile is punctured can be reduced, the strength requirement of a framework of the sealing diaphragm main body is effectively reduced, meanwhile, the framework of the sealing diaphragm main body is improved to be made of carbon fibers, the ultrahigh tensile strength of the carbon fibers can meet the requirement of high pressure resistance of the framework of the sealing diaphragm main body, the characteristic of low shear strength can ensure that the framework of the sealing diaphragm main body cannot influence the puncturing process of the steel pile, and the reliability of underwater installation of an auxiliary conduit frame and a skirt pile sleeve of the sealing diaphragm main body is enhanced;

2. this sealed diaphragm device, through setting up first sealed interlayer, the sealed interlayer of second, first sealing washer and second sealing washer, utilize first sealed interlayer and the sealed interlayer of second to seal up the diaphragm main part upper and lower surface respectively, ensure that sealed diaphragm main part skeleton clearance does not ooze water, permeate water, utilize two sets of first sealing washers again to seal up between diaphragm main part and the last flange, utilize two sets of second sealing washers to seal up between diaphragm main part and the lower flange, thereby ensure the last flange, the leakproofness of lower flange and sealed diaphragm main part contact surface, prevent the rivers seepage.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic view of the connection of the upper flange and the lower flange according to the present invention.

In the figure: 1. a sealing diaphragm body; 2. a first seal spacer layer; 3. a second seal spacer layer; 4. an upper flange; 5. a lower flange; 6. a first seal ring; 7. a second seal ring; 8. a skirt pile sleeve; 9. a circular hole; 10. a bolt; 11. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, in this embodiment: the utility model provides a sealed diaphragm device, including sealed diaphragm

main part

1, 1 lower surface of sealed diaphragm main part is provided with first sealed

interlayer

2, 1 upper surface of sealed diaphragm main part is provided with the sealed interlayer 3 of second, 1 edge top of sealed diaphragm main part is provided with

upper flange

4, 1 edge below of sealed diaphragm main part is provided with lower flange 5, be provided with first sealing washer 6 between upper flange 4 and the sealed diaphragm main part 1, be provided with second sealing washer 7 between lower flange 5 and the sealed diaphragm

main part

1, 4 upper ends of upper flange are provided with skirt pile sleeve 8, upper flange 4 runs through with lower flange 5 is inside to be provided with round hole 9, the inside bolt 10 that runs through of round hole 9, bolt 10 bottom is provided with nut 11.

In the embodiment, the framework of the sealing diaphragm main body 1 is made of carbon fiber, the section of the sealing diaphragm main body 1 is in a downward-protruding arc shape, so that stress concentration of the sealing diaphragm main body 1 when a steel pile is punctured can be reduced, and the strength requirement of the framework of the sealing diaphragm main body 1 is effectively reduced; the first sealing interlayer 2 and the second sealing interlayer 3 are made of plastic films, and the first sealing interlayer 2 and the second sealing interlayer 3 are respectively fixed on the upper surface and the lower surface of the sealing diaphragm main body 1 through viscose glue to seal the upper surface and the lower surface of the sealing diaphragm main body 1 so as to ensure that the skeleton gap of the sealing diaphragm main body 1 is not water seepage and permeable; the first sealing rings 6 are made of rubber, the number of the first sealing rings 6 is two, the two groups of first sealing rings 6 are coaxially arranged, the first sealing rings 6 are positioned between the upper flange 4 and the sealing diaphragm main body 1, and the two groups of first sealing rings 6 are used for sealing the space between the sealing diaphragm main body 1 and the upper flange 4, so that the sealing performance of the contact end face of the upper flange 4 and the sealing diaphragm main body 1 is ensured; the second sealing rings 7 are made of rubber, the number of the second sealing rings 7 is two, the two groups of second sealing rings 7 are coaxially arranged, the second sealing rings 7 are positioned between the lower flange 5 and the sealing diaphragm main body 1, and the two groups of second sealing rings 7 are used for sealing between the sealing diaphragm main body 1 and the lower flange 5, so that the sealing performance of the contact end face of the lower flange 5 and the sealing diaphragm main body 1 is ensured, and water leakage is prevented; the number of the round holes 9 is a plurality of groups, the bolts 10 sequentially penetrate through the upper flange 4 and the lower flange 5 through the round holes 9, the upper flange 4 and the lower flange 5 are fixedly connected through the bolts 10 and the nuts 11, the upper flange 4 and the lower flange 5 are connected by utilizing the occlusion fixation of the bolts 10 and the nuts 11, and the operation is convenient and fast; the upper flange 4 and the skirt pile sleeve 8 are fixed in a welding mode, the edge of the sealing diaphragm main body 1 is clamped between the upper flange 4 and the lower flange 5, and the edge of the sealing diaphragm main body 1 is fixedly connected with the upper flange 4 and the lower flange 5 through bolts 10, so that the sealing diaphragm main body 1 is quickly fixed between the upper flange 4 and the lower flange 5.

The working principle and the using process of the invention are as follows: a user firstly clamps the edge of a sealing diaphragm main body 1 between an upper flange 4 and a lower flange 5, a bolt 10 penetrates through a round hole 9, the bolt 10 is meshed with a nut 11 for fixation, the edge of the sealing diaphragm main body 1 is further fixed between the upper flange 4 and the lower flange 5, in the process of installing a skirt pile sleeve 8, the upper surface and the lower surface of the sealing diaphragm main body 1 are respectively sealed by a first sealing interlayer 2 and a second sealing interlayer 3, the framework gap of the sealing diaphragm main body 1 is ensured not to be seeped and permeated water, the space between the sealing diaphragm main body 1 and the upper flange 4 is sealed by two groups of first sealing rings 6, the space between the sealing diaphragm main body 1 and the lower flange 5 is sealed by two groups of second sealing rings 7, thereby the sealing performance of the contact end surfaces of the upper flange 4 and the lower flange 5 with the sealing diaphragm main body 1 is ensured, the water leakage is prevented, and a steel pile punctures the sealing diaphragm main body 1, through designing into the downward convex arc with sealed diaphragm main part 1, the stress concentration of sealed diaphragm main part 1 when reducible piling bar punctures, effectively reduce the intensity demand of 1 skeleton of sealed diaphragm main part, simultaneously through improving the skeleton of sealed diaphragm main part 1 for adopting the carbon fiber to make, the super high tensile strength of carbon fiber can satisfy the high withstand voltage demand of 1 skeleton of sealed diaphragm main part, the performance of the process of puncturing that the piling bar can not be influenced to sealed diaphragm main part 1 skeleton can be guaranteed again to the characteristic of low shear strength, strengthen the reliability of sealed diaphragm main part 1 auxiliary conduit frame, skirt pile sleeve 8 installation of launching.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sealed diaphragm device, characterized by: comprises a sealing diaphragm main body (1), a first sealing interlayer (2) is arranged on the lower surface of the sealing diaphragm main body (1), the upper surface of the sealing diaphragm main body (1) is provided with a second sealing interlayer (3), an upper flange (4) is arranged above the edge of the sealing diaphragm main body (1), a lower flange (5) is arranged below the edge of the sealing diaphragm main body (1), a first sealing ring (6) is arranged between the upper flange (4) and the sealing diaphragm main body (1), a second sealing ring (7) is arranged between the lower flange (5) and the sealing diaphragm main body (1), a skirt pile sleeve (8) is arranged at the upper end of the upper flange (4), round holes (9) are arranged in the upper flange (4) and the lower flange (5) in a penetrating way, a bolt (10) penetrates through the inside of the round hole (9), and a nut (11) is arranged at the bottom end of the bolt (10).

2. A sealing diaphragm device according to claim 1, wherein: the framework of the sealing diaphragm main body (1) is made of carbon fibers, and the cross section of the sealing diaphragm main body (1) is in an arc shape protruding downwards.

3. A sealing diaphragm device according to claim 1, wherein: the first sealing interlayer (2) and the second sealing interlayer (3) are made of plastic films, and the first sealing interlayer (2) and the second sealing interlayer (3) are fixed on the upper surface and the lower surface of the sealing diaphragm main body (1) respectively through viscose glue.

4. A sealing diaphragm device according to claim 1, wherein: the sealing diaphragm is characterized in that the first sealing rings (6) are made of rubber, the number of the first sealing rings (6) is two, the two groups of first sealing rings (6) are coaxially arranged, and the first sealing rings (6) are located between the upper flange (4) and the sealing diaphragm main body (1).

5. A sealing diaphragm device according to claim 1, wherein: the material of the second sealing rings (7) is rubber, the number of the second sealing rings (7) is two, the two groups of second sealing rings (7) are coaxially arranged, and the second sealing rings (7) are arranged between the lower flange (5) and the sealing diaphragm main body (1).

6. A sealing diaphragm device according to claim 1, wherein: the number of the round holes (9) is a plurality of groups, the bolts (10) sequentially penetrate through the upper flange (4) and the lower flange (5) through the round holes (9), and the upper flange (4) and the lower flange (5) are fixedly connected through the bolts (10) and the nuts (11).

7. A sealing diaphragm device according to claim 1, wherein: go up flange (4) and skirt pile sleeve (8) welded fastening, the edge centre gripping of sealed diaphragm main part (1) is between last flange (4) and lower flange (5), sealed diaphragm main part (1) edge is connected fixedly through bolt (10) and last flange (4) and lower flange (5).