CN216689377U - Long-acting protective structure of fishery breeding platform steel-pipe pile - Google Patents
Long-acting protective structure of fishery breeding platform steel-pipe pile Download PDFInfo
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- CN216689377U CN216689377U CN202220017961.3U CN202220017961U CN216689377U CN 216689377 U CN216689377 U CN 216689377U CN 202220017961 U CN202220017961 U CN 202220017961U CN 216689377 U CN216689377 U CN 216689377U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Revetment (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The utility model belongs to the technical field of steel structure corrosion prevention, and particularly relates to a long-acting protection structure for a steel pipe pile of a fishery breeding platform. The long-acting protective structure for the steel pipe pile of the fishery breeding platform comprises an anti-corrosion paste layer, an anti-corrosion belt, a sealing buffer layer and a protective outer cover which are sequentially arranged from inside to outside. The protective outer cover comprises a non-woven fabric, a first epoxy resin layer, glass fiber cloth, a second epoxy resin layer and sealing finish paint which are sequentially arranged from inside to outside. Non-woven fabrics and first epoxy adopt rivet fastening on the piling bar, and glass silk cloth is located the outside of rivet afterbody terminal surface. The utility model improves the protection effect and prolongs the anti-corrosion life; the construction site is convenient, the construction efficiency is improved, and the cost is saved.
Description
Technical Field
The utility model belongs to the technical field of steel structure corrosion prevention, and particularly relates to a long-acting protection structure for a steel pipe pile of a fishery breeding platform.
Background
Steel structures such as ocean platforms constructed in oceans, rivers, lakes, and the like are easily corroded by chemical/electrochemical reactions on the surface of the steel structure due to long-term exposure to a humid environment, wherein the steel structures are extremely severely corroded in a spray splash zone and a sea tide zone. The steel structure widely applied in the field of ocean engineering equipment generally has a more complex metal structure, such as a part welding connection part, a steel structure parallel-seam steel assembly and the like, because the structure is complex and can not reach the level of surface treatment requirements, particularly for metal plates connected by bolts, certain friction is usually required, so the connection gap part can not be treated, corrosive media are difficult to discharge after entering the gap, and the surface of the welding part is easy to cause electrochemical corrosion due to non-uniform materials; the existence of welding stress and deformation causes the surface coating to fall off, so that the welding connection part is seriously corroded, brittle fracture is easy to occur at the part, and the service life and safety of a metal structure are seriously threatened; in addition, the service environment of the culture platform has microbial corrosion of different degrees, sulfate reducing bacteria, sulfur oxidizing bacteria, saprophytic bacteria, iron bacteria, fungi and the like are easy to breed, and the antiseptic material can be failed due to secretion of intermediate products and/or final products of microbial cell metabolism and external ferment. At present, the adopted protection method mainly comprises the steps of replacing a base material, coating a heavy anti-corrosion coating, cladding and the like, but the prior art has defects aiming at key areas and key parts such as steel structure nodes in a splash zone and a tidal range zone. For example: the coating technology has high requirements on the surface state of the base material, so that the later repair and maintenance are difficult; the HDPE coating technology is not scratch-resistant, has poor memory and aging resistance, and the armor is easy to fall off and damage, so the use is greatly limited; the materials such as corrosion-resistant stainless steel, titanium steel and the like are expensive, and are not beneficial to large-area application. Therefore, how to realize the high-efficiency and long-acting anticorrosion protection construction of the complex structure has important practical engineering significance.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a long-acting protection structure for a steel pipe pile of a fishery breeding platform, so as to improve the protection effect and prolong the corrosion-resistant service life; the construction site is convenient, the construction efficiency is improved, and the cost is saved.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a long-acting protective structure for a steel pipe pile of a fishery breeding platform is arranged on the outer side of the steel pile and comprises an anti-corrosion belt, a sealing buffer layer and a protective outer cover; wherein the anticorrosion belt twines in the outside of piling bar, and the protection dustcoat sets up in the outside of anticorrosion belt, and is equipped with sealed buffer layer between the inner wall of protection dustcoat and the anticorrosion belt.
The outer surface of the steel pile is coated with an anti-corrosion plaster layer, and the anti-corrosion belt is wound on the outer side of the anti-corrosion plaster layer.
The protective outer cover comprises a non-woven fabric, a first epoxy resin layer, glass fiber cloth, a second epoxy resin layer and sealing finish paint which are sequentially arranged from inside to outside.
The non-woven fabrics with first epoxy adopts the rivet fastening on the piling bar, the glass silk cloth is located the outside of rivet afterbody terminal surface.
The protective housing is of a split structure and comprises a left half protective housing and a right half protective housing, connecting flanges are arranged at the edges of two sides of the left half protective housing and the right half protective housing, the left half protective housing and the right half protective housing are buckled, and the connecting flanges corresponding to two sides are connected through stainless steel bolts.
The inner sides of the butt joint parts of the two sides of the left half protective outer cover and the right half protective outer cover are provided with baffle plates, and the baffle plates are positioned between the sealing buffer layer and the corrosion-resistant belt.
The sealing buffer layer is arranged on the inner side wall of the left half protective outer cover and the right half protective outer cover, and the sealing buffer layer is in an integrated structure with the left half protective outer cover and the right half protective outer cover.
The left half protective housing and the right half protective housing are both of a semi-cylinder structure formed by splicing a plurality of cover sheets, and the spliced parts are sealed by epoxy resin.
The top of the protective outer cover is provided with an epoxy resin sealing layer; the protective outer cover is provided with a hoop.
The clamp includes waist support clamp and bearing clamp, wherein waist support clamp set up in the intermediate position department of protection dustcoat, the bearing clamp set up in the lower extreme of protection dustcoat.
The utility model has the following advantages and beneficial effects:
1. the utility model coats the anti-corrosion paste on the outer surface of the steel pile, has the effect of improving the adhesiveness of the anti-corrosion belt, can fill corrosion holes, can carry out construction with rust and an original coating, has simple surface treatment on a protected object, has high construction efficiency and saves labor cost.
2. The corrosion-resistant belt adopted by the utility model has good adhesion and permeability, can permeate to a rust layer to inhibit rust deterioration; and the fabric has good flexibility and structure displacement following performance, can be flattened and adhered to the surface of any shape, has good inosculation performance and does not crack.
3. The protective outer cover adopted by the utility model can be manufactured and molded on site according to the specific shape requirement of the protected object, thereby fully protecting the protected object with rigidity without leakage.
4. The utility model has the advantages of convenient construction, excellent protection effect, long anticorrosion life, large application market and high economic benefit.
Drawings
FIG. 1 is an axonometric view of a long-acting protection structure of a steel pipe pile of a fishery breeding platform according to the utility model;
FIG. 2 is a transverse sectional view of a long-acting protective structure for steel pipe piles of a fishery aquaculture platform according to the present invention;
in the figure: 1 is the piling bar, 2 is the anticorrosion cream layer, 3 is the anticorrosion area, 4 is the baffle, 5 is sealed buffer layer, 6 is the flange, 7 is the protection dustcoat, 8 is the stainless steel bolt, 9 is the bearing clamp.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the long-acting protective structure for the steel pipe pile of the fishery aquaculture platform provided by the utility model is arranged on the outer side of the steel pile 1, and comprises an anti-corrosion belt 3, a sealing buffer layer 5 and a protective outer cover 7, wherein the anti-corrosion belt 3 is wound on the outer side of the steel pile 1, the protective outer cover 7 is arranged on the outer side of the anti-corrosion belt 3, and the sealing buffer layer 5 is arranged between the inner wall of the protective outer cover 7 and the anti-corrosion belt 3.
Further, the outer surface of the steel pile 1 is coated with an anti-corrosion paste to form an anti-corrosion paste layer 2, and an anti-corrosion belt 3 is wound on the outer side of the anti-corrosion paste layer 2.
In the embodiment of the utility model, the protective outer cover 7 comprises a non-woven fabric, a first epoxy resin layer, glass fiber cloth, a second epoxy resin layer and sealing finish paint which are sequentially arranged from inside to outside.
Further, the non-woven fabric and the first epoxy resin layer are fastened on the steel pile 1 through rivets, and the glass fiber cloth is located on the outer side of the end face of the tail portion of each rivet.
In the embodiment of the utility model, the protective outer cover 7 is of a split structure and comprises a left half protective outer cover and a right half protective outer cover, connecting flanges are arranged at the edges of two sides of the left half protective outer cover and the right half protective outer cover, the left half protective outer cover and the right half protective outer cover are buckled, the corresponding connecting flanges at two sides are connected through stainless steel bolts 8, and two ends of the stainless steel bolts 8 are locked through nuts.
Furthermore, the inner sides of the butt joints of the two sides of the left half protective outer cover and the right half protective outer cover are provided with baffles 4, and the baffles 4 are positioned between the sealing buffer layer 5 and the corrosion-resistant belt 3. Sealed buffer layer 5 sets up on the inside wall of half protection dustcoat on a left side and half protection dustcoat on the right side, sealed buffer layer 5 and half protection dustcoat on a left side and half protection dustcoat formula structure as an organic whole on the right side.
Specifically, the left half protective housing and the right half protective housing are of a semi-cylindrical structure formed by splicing a plurality of cover sheets, and the splicing positions are sealed through epoxy resin.
In the embodiment of the utility model, the top of the protective outer cover 7 is provided with an epoxy resin sealing layer; the outside of the protective outer cover 7 is provided with a clamp. The clamp includes waist support clamp and bearing clamp 9, and wherein waist support clamp sets up in the intermediate position department of protection dustcoat 7, and bearing clamp 9 sets up in the lower extreme of protection dustcoat 7.
The utility model provides a long-acting protective structure for steel pipe piles of a fishery breeding platform, which comprises the following construction processes:
(1) according to a drawing or through site survey, the detailed sizes of the steel piles 1 in the culture platform structure are known;
(2) design of a protective outer cover: factory prefabrication and field hand lay-up forming are combined;
the main materials of the protective outer cover 7 are resin, felt cloth and high-strength fiber materials, the factory prefabrication can be realized by customizing a model according to the detailed dimension of the steel pile 1, and the steel pile can also be manufactured and molded on site according to the structural requirement of the steel pile 1, so that the steel pile 1 to be protected is fully protected in a non-leakage manner. The middle waist support hoop is used for fastening two sections of connected protective outer covers to prevent untight lap joint; the bottom load-bearing clamp 9 is used for supporting the protective outer cover 7 and preventing the protective outer cover 7 from sliding downwards.
(3) Surface treatment of the steel pile 1: removing impurities such as floating rust, bubbles and the like;
(4) coating an anti-corrosion paste: the anti-corrosion paste is evenly coated on the surface of the steel structure with the dosage of 300-500g/m2The pits, the pits and the gaps are filled with lubricating paste, and a complete protective film is formed on the surface;
(5) winding the corrosion-resistant belt: overlapping and winding two layers at the initial position, sequentially overlapping by 50%, tensioning and paving the anti-corrosion belt 3 slightly with force, and pressing out the air in the anti-corrosion belt;
(6) installing a protective outer cover 7: the protective outer cover 7 can be prefabricated at the regular positions of the structures of the platform pile legs, the middle ring and the inclined strut steel pipe piles; the protective outer cover 7 can be manually manufactured on site at the irregular structure of the steel pile 1 according to the actual detail size; furthermore, the prefabricated protective outer cover 7 is formed by splicing a plurality of longitudinal cover sheets and a plurality of transverse cover sheets, and adjacent cover sheets are connected by flanges, stainless steel bolts 8 and nuts, so that the field installation is convenient, and the construction efficiency is high;
(7) the inner side wall of the protective outer cover 7 is provided with the sealing buffer layer 5 integrated with the protective outer cover, and the sealing buffer layer 5 prevents the protective outer cover 7 from being in rigid contact with the corrosion-resistant belt 3, so that the corrosion-resistant belt 3 is prevented from being damaged due to the rigid contact;
(8) a baffle 4 positioned between the sealing buffer layer 5 and the corrosion-resistant belt 3 is arranged at the inner side of the splicing position of the cover sheets, and the baffle 4 is used for preventing water from contacting with the corrosion-resistant belt 3;
(9) the protective outer cover 7 is sequentially provided with a first epoxy resin layer, glass fiber cloth, a second epoxy resin layer and sealing finish paint from inside to outside; the first epoxy resin layer and the corrosion-resistant belt 3 are fastened on the steel structure connecting piece by adopting a plurality of rivets, and the glass fiber cloth is positioned on the outer side of the tail end face of each rivet; the splicing part of the cover sheet is sealed by using water-curing epoxy resin for water resistance;
(10) further, the upper end of the shield case 7 is sealed with an underwater curing type epoxy resin for waterproofing.
The protective outer cover 7 has the characteristics of excellent mechanical property, puncture resistance, high weather resistance and aging resistance, and can weaken and even prevent the protected steel structure from being impacted and damaged. Through strict design and manufacture, the anti-corrosion protective coating can be prefabricated and formed in a factory and is suitable for anti-corrosion protection of a regular structure, can also be machined and formed on site according to the shape of a protected base material, is suitable for anti-corrosion protection of a complex and irregular structure, and is simple to operate and wide in application field.
In the embodiment of the utility model, the anti-corrosion paste is a commercial product, and contains components such as a rust conversion agent, a corrosion inhibitor, a thickening agent, mineral oil and the like, and the anti-corrosion paste provides lasting abrasion resistance and corrosion resistance for the steel pile 1 and prolongs the service life of the steel pile 1. The substrate of the corrosion-resistant belt 3 is non-woven fabric, and corrosion-resistant paste is soaked on the non-woven fabric. The sealing buffer layer 5 is made of foamed plastic polymer materials; the baffle 4 is made of glass fiber reinforced plastic.
The utility model has the advantages of convenient construction, full protection range, good protection effect, long anticorrosion life, large application market and high economic benefit.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (10)
1. A long-acting protective structure for a steel pipe pile of a fishery breeding platform is arranged on the outer side of a steel pile (1), and is characterized by comprising an anti-corrosion belt (3), a sealing buffer layer (5) and a protective outer cover (7); wherein the anti-corrosion belt (3) is wound on the outer side of the steel pile (1), the protective outer cover (7) is arranged on the outer side of the anti-corrosion belt (3), and a sealing buffer layer (5) is arranged between the inner wall of the protective outer cover (7) and the anti-corrosion belt (3).
2. The long-acting protective structure for the steel pipe pile of the fishery aquaculture platform according to claim 1, wherein the outer surface of the steel pile (1) is coated with an anti-corrosive plaster layer (2), and the anti-corrosive tape (3) is wound on the outer side of the anti-corrosive plaster layer (2).
3. The long-acting protective structure for the steel pipe pile of the fishery aquaculture platform according to claim 1, wherein the protective outer cover (7) comprises a non-woven fabric, a first epoxy resin layer, glass fiber cloth, a second epoxy resin layer and sealing finish paint which are sequentially arranged from inside to outside.
4. The long-acting protective structure for the steel pipe pile of the fishery culture platform according to claim 3, wherein the non-woven fabric and the first epoxy resin layer are fastened on the steel pile (1) by rivets, and the glass fiber cloth is positioned on the outer side of the end face of the tail part of the rivet.
5. The long-acting protection structure for the steel pipe pile of the fishery culture platform according to claim 1 or 3, wherein the protection outer cover (7) is of a split type structure and comprises a left half protection outer cover and a right half protection outer cover, connecting flanges are arranged at the edges of two sides of the left half protection outer cover and the right half protection outer cover, the left half protection outer cover and the right half protection outer cover are buckled, and the connecting flanges corresponding to the two sides are connected through stainless steel bolts (8).
6. The long-acting protection structure for the steel pipe pile of the fishery culture platform according to claim 5, wherein a baffle (4) is arranged on the inner side of the joint of the two sides of the left half protection outer cover and the right half protection outer cover, and the baffle (4) is positioned between the sealing buffer layer (5) and the corrosion prevention belt (3).
7. The long-acting protection structure for the steel pipe pile of the fishery aquaculture platform according to claim 5, wherein the sealing buffer layer (5) is arranged on the inner side walls of the left half protection outer cover and the right half protection outer cover, and the sealing buffer layer (5) and the left half protection outer cover and the right half protection outer cover are of an integrated structure.
8. The long-acting protection structure for the steel pipe pile of the fishery aquaculture platform according to claim 5, wherein the left half protection housing and the right half protection housing are both semi-cylindrical structures formed by splicing a plurality of cover sheets, and the splicing parts are sealed by epoxy resin.
9. The long-acting protection structure for the steel pipe pile of the fishery culture platform according to claim 5, wherein an epoxy resin sealing layer is arranged at the top of the protection outer cover (7); and a hoop is arranged on the outer side of the protective outer cover (7).
10. The long-acting protection structure for the steel pipe pile of the fishery aquaculture platform according to claim 9, wherein the clamp comprises a waist support clamp and a bearing clamp (9), wherein the waist support clamp is arranged at the middle position of the protection outer cover (7), and the bearing clamp (9) is arranged at the lower end of the protection outer cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220017961.3U CN216689377U (en) | 2022-01-06 | 2022-01-06 | Long-acting protective structure of fishery breeding platform steel-pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220017961.3U CN216689377U (en) | 2022-01-06 | 2022-01-06 | Long-acting protective structure of fishery breeding platform steel-pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216689377U true CN216689377U (en) | 2022-06-07 |
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ID=81818161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220017961.3U Active CN216689377U (en) | 2022-01-06 | 2022-01-06 | Long-acting protective structure of fishery breeding platform steel-pipe pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216689377U (en) |
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2022
- 2022-01-06 CN CN202220017961.3U patent/CN216689377U/en active Active
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