CN109235369B - Airtight type platform anchoring device - Google Patents
Airtight type platform anchoring device Download PDFInfo
- Publication number
- CN109235369B CN109235369B CN201811317075.7A CN201811317075A CN109235369B CN 109235369 B CN109235369 B CN 109235369B CN 201811317075 A CN201811317075 A CN 201811317075A CN 109235369 B CN109235369 B CN 109235369B
- Authority
- CN
- China
- Prior art keywords
- base
- platform
- ring seat
- upper side
- anchoring device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004873 anchoring Methods 0.000 title claims abstract description 27
- 239000004814 polyurethane Substances 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 7
- 239000004588 polyurethane sealant Substances 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 229920002635 polyurethane Polymers 0.000 description 27
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/24—Mooring posts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses an airtight type platform anchoring device which comprises a base, a ring seat, a PU temporary clamp, a base plate, a pressing plate and an outer cover, wherein the shape of the base is matched with that of a flange at the top end of a platform and can be detachably fixed on the upper side of the flange at the top end of the platform, the ring seat is detachably fixed on the upper side of the base, a round table type through hole matched with the shape of the PU temporary clamp is formed in the ring seat, the outer side of the PU temporary clamp is round table type and is arranged in the through hole of the ring seat, the base plate is arranged on the upper side of the PU temporary clamp and can be detachably fixed on the ring seat, the pressing plate is arranged on the upper side of the base plate and can be detachably fixed with the base plate and the ring seat, and the outer cover is arranged on the outer sides of the ring seat, the base plate and the lower end of the outer cover is fixed on the upper side of the base. According to the invention, the temporary clamp is integrated in the platform anchoring device, so that the temporary fixing effect of the lightweight temporary clamp on the submarine cable is realized, and the air tightness of the platform anchoring inside is realized.
Description
Technical Field
The invention relates to an anchoring device, in particular to an airtight type platform anchoring device.
Background
The invention is suitable for the cable fixing field, the offshore wind power generation and offshore oil and gas platform mainly realizes the power transmission with the outside through the sea cable, and the safe and stable fixing of the sea cable with larger mass on the platform is a prerequisite for the stable operation of the sea cable. At present, the main mode of fixing the submarine cable on the platform is to clamp the clamp through the threaded fastener, so as to clamp the armored steel wire of the submarine cable, and the static friction force between the armored steel wire and the clamp is greater than the dead weight of the submarine cable, so that the submarine cable is fixed.
The above conventional method for fixing a submarine cable on a platform has the following problems:
1. the existing common half flat plate type platform anchoring adopts a method that when the platform crane continuously pulls the submarine cable, half of submarine cable armor wires are pressed firstly to fix the submarine cable, and then the traction force of the platform crane is removed to fix the other half of submarine cable armor wires. The submarine cable needs to be armored and fixed immediately after being pulled into the platform, otherwise, the platform crane is required to be occupied all the time.
2. In order to solve the problem of temporary fixation after the submarine cable enters the platform, the submarine cable can be temporarily fixed by using a temporary clamp, and the currently common temporary clamp mainly adopts a mode of holding the submarine cable by using a half-shaped metal clamp, so that the submarine cable has larger mass and complex installation and needs to be customized according to the specification of the submarine cable.
3. For the fan foundation adopting the single pile hole, the flange through hole of the submarine cable inlet platform is directly communicated with the seawater below the tower barrel, and the salt vapor with the seawater formed by the heated evaporation of the seawater can enter the platform along the flange through hole of the submarine cable inlet platform, so that the use safety of electronic components in the platform is affected; the sea cable platform anchoring at the present stage does not have airtight performance from the design structure, and the phenomenon that the single pile hole type fan tower barrel is internally provided with the salt water vapor to enter the fan platform is difficult to be avoided.
Disclosure of Invention
The invention aims to solve the technical problem of providing an airtight type platform anchoring device which is simple in structure and convenient to install.
In order to solve the technical problems, the invention adopts the following technical scheme:
an airtight type platform anchoring device, characterized in that: contain base, ring seat, PU temporary clamp, backing plate, clamp plate and dustcoat, base shape and platform top flange match and can dismantle the fixing in platform top flange upside, the ring seat can dismantle the fixing in the base upside and open in the ring seat have with PU temporary clamp shape matched round platform type through-hole, the PU temporary clamp outside be round platform and set up in the ring seat through-hole, the backing plate set up and fix on the ring seat in PU temporary clamp upside and backing plate can dismantle, the clamp plate setting can dismantle fixedly in backing plate upside and backing plate and ring seat, the dustcoat establish in ring seat, backing plate and clamp plate outside and the dustcoat lower extreme is fixed in the base upside.
Further, the PU temporary clamp is composed of two semicircular clamping pieces which are symmetrically arranged, a through hole matched with the submarine cable is formed in the PU temporary clamp, and a groove for increasing friction is formed in the inner wall of the through hole.
Further, the groove is a thread groove.
Further, the base is fastened on the upper side of the flange at the top end of the platform through a first threaded fastener lock, the ring seat is fastened on the upper side of the base through a second threaded fastener lock, the base plate is fastened on the upper side of the ring seat through a third threaded fastener lock, and the pressing plate is fastened on the upper side of the base plate through a fourth threaded fastener lock.
Further, a boss protruding downwards is arranged in the middle of the lower end of the ring seat, a groove matched with the boss is formed in the upper side of the base corresponding to the boss, and the boss at the lower end of the ring seat is clamped in the groove of the base.
Further, an annular groove is formed in the lower side face of the base, an annular groove is also formed in the lower side face of the ring seat, and O-shaped rings are respectively arranged in the two annular grooves.
Further, an annular gasket is arranged between the base and the top flange of the platform, and a rubber gasket is also arranged between the ring seat and the base.
Further, the inner cavity of the outer cover is filled with polyurethane sealant.
Further, the outer cover is made of PU material or metal material.
Further, the pressing plate and the backing plate are in a plane or conical shape, and the submarine cable armor is arranged between the pressing plate and the backing plate in a scattering and pressing mode.
Compared with the prior art, the invention has the following advantages and effects: according to the invention, the temporary clamp is integrated in the platform anchoring device, so that the temporary fixing effect of the light temporary clamp on the submarine cable is realized, the air tightness of the platform anchoring interior is realized, the water vapor in the foundation is prevented from entering the platform interior, the corrosion of electrical equipment in the platform is effectively protected, the whole structure is simple and compact, the cost is reduced, the installation and the disassembly are very convenient, and the sealing effect is good.
Drawings
FIG. 1 is a schematic view of an airtight platform anchoring device of the present invention.
Fig. 2 is a partially exploded view of an airtight platform anchoring device of the present invention.
FIG. 3 is a schematic view of the PU temporary clip of the present invention.
Fig. 4 is a partial schematic view of an airtight platform anchoring device of the present invention.
Detailed Description
The present invention will be described in further detail by way of examples, which are illustrative of the present invention and are not intended to limit the present invention thereto.
As shown in fig. 1,2, 3 and 4, the airtight type platform anchoring device of the invention comprises a base 3, a ring seat 4, a PU temporary clamp 6, a base plate 7, a pressing plate 8 and an outer cover 10, wherein the shape of the base 3 is matched with that of a platform top flange 1 and is detachably fixed on the upper side of the platform top flange 1, the ring seat 4 is detachably fixed on the upper side of the base 3, a round table type through hole matched with that of the PU temporary clamp 6 is formed in the ring seat 4, the outer side of the PU temporary clamp 6 is a round table type through hole and is arranged in the through hole of the ring seat 4, the base plate 7 is arranged on the upper side of the PU temporary clamp 6 and the base plate 7 is detachably fixed on the ring seat 4, the pressing plate 8 is arranged on the upper side of the base plate 7 and is detachably fixed with the base plate 7 and the ring seat 4, and the outer cover 10 is covered on the outer sides of the base 4, the base plate 7 and the pressing plate 8 and the lower end of the outer cover 10 is fixed on the upper side of the base 3. The temporary clamp based on Polyurethane (PU) materials is adopted, and the submarine cable can be temporarily fixed by using the temporary clamp before the submarine cable armored steel wire is pressed. The temporary clamp based on polyurethane materials is deformed by extruding softer polyurethane, the inner surface of the temporary clamp is provided with a thread groove, gaps between PP ropes on the outer layer of the submarine cable can be filled after stress, and the temporary clamp has the characteristic of being pressed more and more tightly due to the conical structure, so that the temporary fixing effect on the submarine cable can be met; simultaneously, as the submarine cable is clamped by adopting a deformation mode, the product with the same specification can meet the requirement of temporary fixation of the submarine cable with a certain outer diameter range.
The PU temporary clamp 6 is composed of two semicircular clamping pieces which are symmetrically arranged, a through hole matched with the submarine cable 16 is formed in the PU temporary clamp 6, and a groove 19 for increasing friction is formed in the inner wall of the through hole. The grooves 19 are screw grooves, and various grooves can be formed to provide the forced deformation of the PU material.
The base 3 is fixedly locked on the upper side of the platform top flange 1 through the first threaded fastener 2, the ring seat 4 is fixedly locked on the upper side of the base 3 through the second threaded fastener 5, the base plate 7 is fixedly locked on the upper side of the ring seat 4 through the third threaded fastener 12, and the pressing plate 8 is fixedly locked on the upper side of the base plate 7 through the fourth threaded fastener 9.
The middle lower extreme of ring seat 4 is provided with the bellied boss downwards, and the upside of base 3 corresponds the boss position and is provided with the recess that matches with the boss, and ring seat 4 lower extreme boss card is established in the recess of base 3, and such design, the location of ring seat 4 in the time of convenient installation. The ring seat 4 is also formed by splicing two haffling structures, and the two haffling structures are locked and fixed through a fifth thread locking piece 15.
An annular groove is formed in the lower side face of the base 3, an annular groove is also formed in the lower side face of the ring seat 4, O-shaped rings 13 and 14 are respectively arranged in the two annular grooves, and water vapor can be prevented from entering the platform through the platform anchoring. The inner cavity of the outer cover 10 is filled with polyurethane sealant 11, the outer cover 10 is fixed, and the polyurethane sealant can be fused with a polyurethane shell and a polyurethane temporary clamp, so that the airtight performance of the anchoring inside of the platform is ensured. The O-ring between the base 3 and the ring seat 4 may be replaced by other seals such as rubber gaskets.
The outer cover 10 is made of PU material, or can be made of metal structure, but the effect of the metal structure is inferior to that of PU material. The flat or conical shape is arranged between the pressing plate 8 and the backing plate 7, and the submarine cable armor 17 is arranged between the pressing plate 8 and the backing plate 7 in a scattering and pressing mode.
The invention relates to an airtight type platform anchoring device, which comprises the following specific processes:
(1) The base 3 and the O-shaped ring 14 are firstly installed on the platform top end flange 1 and are fastened by the first threaded fastener 2, so that water vapor in the platform top end flange 1 cannot leak from between the platform top end flange 1 and the base 3.
(2) After a submarine cable 16 passes through a flange at the top end of the platform to reach a preset position by using a crane, assembling two ring seats 4 by using a fifth threaded fastener 15, and installing an O-shaped ring 13 between the ring seat 4 and the base 3 to ensure the sealing between the ring seat 4 and the base 3; the ring seat 4 is secured to the base using a second threaded fastener 5.
(3) The PU temporary clamp 6 is mounted into the ring seat 4, the backing plate 7 is mounted onto the PU temporary clamp 6, and fastened using a third threaded fastener 12.
(4) At the moment, the traction force of the platform crane to the submarine cable 16 can be removed, and the submarine cable is fixed under the clamping of the PU temporary clamp 6; when the submarine cable is required to be permanently fixed on the platform, uniformly spreading the submarine cable armored steel wires 17 on the backing plate 7, and compacting the pressing plate 8 by using the fourth threaded fastener 9.
(5) The PU outer cover 10 is sleeved on the base 3, the gap of the PU outer cover 10 is filled by using an aluminum foil tape, and the polyurethane sealant 11 is filled from the gap between the PU outer cover 10 and the submarine cable core 18, so that the filling is full, and the anchoring and the installation of the platform are completed.
The foregoing description of the invention is merely exemplary of the invention. Various modifications or additions to the described embodiments may be made by those skilled in the art to which the invention pertains or in a similar manner, without departing from the spirit of the invention or beyond the scope of the invention as defined in the appended claims.
Claims (6)
1. An airtight type platform anchoring device, characterized in that: the PU temporary clamp comprises a base, a ring seat, a PU temporary clamp, a base plate, a pressing plate and an outer cover, wherein the shape of the base is matched with that of a top flange of a platform and the base is detachably fixed on the upper side of the top flange of the platform;
the base is fastened on the upper side of the flange at the top end of the platform through a first threaded fastener lock, the ring seat is fastened on the upper side of the base through a second threaded fastener lock, the base plate is fastened on the upper side of the ring seat through a third threaded fastener lock, and the pressing plate is fastened on the upper side of the base plate through a fourth threaded fastener lock; a boss protruding downwards is arranged in the middle of the lower end of the ring seat, a groove matched with the boss is arranged on the upper side of the base corresponding to the boss, and the boss at the lower end of the ring seat is clamped in the groove of the base; the lower side surface of the base is provided with an annular groove, the lower side surface of the ring seat is also provided with an annular groove, and O-shaped rings are respectively arranged in the two annular grooves; an annular gasket is arranged between the base and the top flange of the platform, and a rubber gasket is also arranged between the ring seat and the base.
2. An airtight platform anchoring device according to claim 1, wherein: the PU temporary clamp is composed of two semicircular clamping pieces which are symmetrically arranged, a through hole matched with the submarine cable is formed in the PU temporary clamp, and a groove for increasing friction is formed in the inner wall of the through hole.
3. A gas-tight platform anchoring device according to claim 2, wherein: the grooves are thread grooves.
4. An airtight platform anchoring device according to claim 1, wherein: and the inner cavity of the outer cover is filled with polyurethane sealant.
5. An airtight platform anchoring device according to claim 1, wherein: the outer cover is made of PU material or metal material.
6. An airtight platform anchoring device according to claim 1, wherein: the flat or conical submarine cable armor is arranged between the pressing plate and the backing plate in a scattering and pressing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317075.7A CN109235369B (en) | 2018-11-07 | 2018-11-07 | Airtight type platform anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317075.7A CN109235369B (en) | 2018-11-07 | 2018-11-07 | Airtight type platform anchoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109235369A CN109235369A (en) | 2019-01-18 |
| CN109235369B true CN109235369B (en) | 2024-04-26 |
Family
ID=65076975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811317075.7A Active CN109235369B (en) | 2018-11-07 | 2018-11-07 | Airtight type platform anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109235369B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869444B (en) * | 2019-03-06 | 2020-06-16 | 中国科学院声学研究所 | Device for connecting bearing taper sleeve and steel wire armored bearing cable |
| KR102300696B1 (en) * | 2019-09-03 | 2021-09-14 | 가나상공(주) | Submarine Cable Clamping Device |
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|---|---|---|---|---|
| KR20030062875A (en) * | 2002-01-21 | 2003-07-28 | 주식회사 동일화스너상사 | Sealing constructing method for preventing epoxy leakage when attaching steel plates on by anchor bolts and apparatus thereof |
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| CN108104061A (en) * | 2017-12-08 | 2018-06-01 | 江苏长隆石化装备有限公司 | A kind of release mooring hook and its installation method |
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-
2018
- 2018-11-07 CN CN201811317075.7A patent/CN109235369B/en active Active
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| KR20030062875A (en) * | 2002-01-21 | 2003-07-28 | 주식회사 동일화스너상사 | Sealing constructing method for preventing epoxy leakage when attaching steel plates on by anchor bolts and apparatus thereof |
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| DE202016104146U1 (en) * | 2016-07-28 | 2016-08-17 | SIBAU Genthin GmbH & Co. KG | recessed bollards |
| CN108104062A (en) * | 2017-12-05 | 2018-06-01 | 重庆交通大学 | Suspension bridge intercepts anti-collision system |
| CN108104061A (en) * | 2017-12-08 | 2018-06-01 | 江苏长隆石化装备有限公司 | A kind of release mooring hook and its installation method |
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| Publication number | Publication date |
|---|---|
| CN109235369A (en) | 2019-01-18 |
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