CN104278277A - Sacrificial anode heap for rapidly repairing cathode protection - Google Patents
Sacrificial anode heap for rapidly repairing cathode protection Download PDFInfo
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- CN104278277A CN104278277A CN201410510147.5A CN201410510147A CN104278277A CN 104278277 A CN104278277 A CN 104278277A CN 201410510147 A CN201410510147 A CN 201410510147A CN 104278277 A CN104278277 A CN 104278277A
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- sacrificial anode
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- conducting rod
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- spiral conducting
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Abstract
The invention discloses a sacrificial anode heap for rapidly repairing cathode protection. The sacrificial anode heap comprises a sacrificial anode heap body, and a mounting clamp which is connected with the sacrificial anode heap body, wherein the mounting clamp is of a U-shaped structure which is matched with tubular metal structures; the sacrificial anode heap body is of a frame structure, and comprises a frame, a plurality of sacrificial anodes and balancing weight; and the plurality of sacrificial anodes and the balancing weight are arranged on the frame. The sacrificial anode heap is simple in structure, and convenient to install, can be used for rapidly repairing cathode protection of marine metal structures, preventing the marine metal structures from being corroded and destroyed by seawater, and can be conveniently installed only by an underwater robot or a diver; and the workload and installation time of the underground sacrificial anode installation are greatly reduced, so that the installation cost and the installation risk are reduced.
Description
Technical field
The present invention relates to marine metal works anticorrosion structure, particularly relate to a kind of for marine metal works is carried out rot-resistant galvanic protection fast reparation sacrificial anode pile.
Background technology
The marine metal works such as ocean platform, subsea pipeline, harbor work's harbour, in severe marine corrosion environment, adopt galvanic anode protection measure usually, be subject to sea-water corrosion destroy to prevent marine metal works.In order to monitor the protected effect of sacrificial anode, need to carry out periodic test to the cathode protecting state of marine metal works.And when cathode protecting state checks, usually can find the sacrificial anode approach exhaustion of the steel structure in a certain section or a certain region, cause this region to be in state under proteciton; Sometimes, also find that the adjacent two place's sacrificial anode spacing owing to designing originally are comparatively large, in the middle of causing anode, pipeline section is in state under proteciton.The above-mentioned local potential potential safety hazard caused under proteciton, as taked remedial measures effectively not in time, may cause larger security incident.Due to need the area remedied and scope less, if adopt Underwater Welding sacrificial anode, not only consuming timely to take a lot of work, and, need to employ multiple under water, marine equipment coordinates work compound, expense will be high.
Summary of the invention
Main purpose of the present invention is the above-mentioned shortcoming overcoming prior art existence, and provide a kind of galvanic protection fast reparation sacrificial anode pile, its structure is simple, easy for installation, can not only repair fast the galvanic protection of marine metal works, avoid marine metal works and be subject to sea-water corrosion destruction; And it needs underwater robot or frogman to get final product convenient installation, greatly reduce workload and the settling time of sacrificial anode installation under water; And then reduce installation cost and installation risk.
The object of the invention is to be realized by following technical scheme:
A kind of galvanic protection fast reparation sacrificial anode is piled, and it is characterized in that: comprising: a sacrificial anode is piled, piled with sacrificial anode the installation clip be connected, and wherein, installing clip is: coordinate the U-shaped structure of installing with tubular metal structure thing; Sacrificial anode heap for tower structure, comprising: a framework, be arranged on several sacrificial anode on framework and balancing weight.
Described installation clip comprises: the U-shaped plate that two panels is oppositely arranged, and be connected to by retaining plate between the U-shaped plate of two panels and be integrated, and be formed with a cavity between two U-shaped plates, the below of U-shaped plate is respectively arranged with a gag lever post and rotating shaft; Wherein, rotating shaft is articulated with a rotor plate, the end of this rotor plate is plugged with an anti-slip cap, the cavity inside being positioned at the lower end of U-shaped plate is embedded with a rubber elastomer, press contacts is pushed up in the side of this rubber elastomer and the bottom of rotor plate, meanwhile, this rubber elastomer makes top, the top of rotor plate be pressed on gag lever post;
The top of retaining plate is provided with several piece guide plate, guide plate is vertically bolted with on a spiral conducting rod, spiral conducting rod and is horizontally installed with a rotary handle, spiral conducting rod is socketed with a spring, the spiral conducting rod of the side of spring is provided with a limiting gasket, one end of spring withstands on guide plate, and the other end withstands in limiting gasket.
Described guide plate is isosceles triangle arrangement; Be fixedly connected with between gag lever post with U-shaped plate, for axle is connected between rotating shaft with U-shaped plate; The both sides of the spiral conducting rod on one piece of guide plate placed in the middle are provided with terminal stud, are threaded between terminal stud with placed in the middle one piece of guide plate.
The bottom of described framework is provided with a lower shoe, the top of framework is provided with a upper plate, the vertex position of upper plate and lower shoe is connected with sacrificial anode, and upper plate, lower shoe, sacrificial anode constitute quadrangular frustum pyramid shaped structure, and sacrificial anode is arranged on the hypotenuse of terrace with edge; The side of lower shoe is provided with terminal stud, and this terminal stud realizes electrical connection by the terminal stud on cable and Quick-installment hoop.
Described sacrificial anode is aluminium alloy or sacrificial zinc alloy anode, the middle part of sacrificial anode is provided with an iron core, iron core is through the upper/lower terminal of sacrificial anode, and iron core and upper plate, fixing between lower shoe, and the upper/lower terminal of iron core is positioned on four angles of the upper and lower base plate of framework.
Described balancing weight is concrete material, and balancing weight is cube structure, and be connected by wireline between adjacent two balancing weights, the two ends of wireline are connected on the inner side-wall of lower shoe.
The end of described spiral conducting rod is provided with thimble, and thimble is auger drill head, and spiral conducting rod passes guide plate and makes thimble be exposed to the outside of guide plate; Spiral conducting rod is provided with copper conductor, and one end of copper conductor is fixed on the spiral conducting rod between rotary handle and limiting gasket, and the other end extends and rides on U-shaped plate.
Described guide plate is two-layer carbon steel sheet, has space between two-layer carbon steel sheet.
Beneficial effect of the present invention: the present invention is owing to adopting technique scheme, and its structure is simple, easy for installation, can not only repair fast the galvanic protection of marine metal works, avoids marine metal works and is subject to sea-water corrosion destruction; And it needs underwater robot or frogman to get final product convenient installation, greatly reduce workload and the settling time of sacrificial anode installation under water; And then reduce installation cost and installation risk.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the vertical view of Quick-installment hoop.
Fig. 3 be in Fig. 2 A-A to sectional view.
Fig. 4 is the working state figure of Quick-installment hoop.
Fig. 5 is the front view of sacrificial anode heap.
Fig. 6 is the enlarged diagram of Quick-installment hoop.
Major label description in figure:
1.U template, 2. retaining plate, 3. rotor plate, 4. anti-slip cap, 5, rotating shaft, 6. gag lever post, 7. spiral conducting rod, 8. limiting gasket, 9. spring, 10. guide plate, 11. terminal studs, 12. rotary handles, 13. copper conductors, 14. tubular metal structure things, 15. rubber elastomers, 16. cables, 17. framework terminal studs, 18. balancing weights, 19. wireline, 20. lower shoes, 21. sacrificial anodes, 22. iron cores, 23. upper plates, 24. suspension ring.
Embodiment
As shown in figs 1 to 6, the present invention includes: a sacrificial anode is piled, piled the installation clip be connected by cable 16 and sacrificial anode, wherein, installing clip is coordinate the U-shaped structure of installing with tubular metal structure thing, comprise: the U-shaped plate 1 that two panels is oppositely arranged, adopt welding process to connect as one by retaining plate 2 between the U-shaped plate 1 of two panels, and be formed with a cavity between two U-shaped plates 1, the below of U-shaped plate 1 is respectively arranged with gag lever post 6 and rotating shaft 5; Wherein, rotating shaft 5 is articulated with rotor plate 3 by axle mode of connection, the end employing of rotor plate 3 plugs together mode and is connected with anti-slip cap 4, the cavity inside being positioned at the lower end of U-shaped plate 1 is embedded with rubber elastomer 15, press contacts is pushed up in the side of rubber elastomer 15 and the bottom of rotor plate 3, meanwhile, this rubber elastomer 15 makes top, the top of rotor plate 3 be pressed on gag lever post 6, and rotor plate 3 is positioned at the below of retaining plate 2.The top of retaining plate 2 adopts welding process to be provided with several piece guide plate 10, the present embodiment is three pieces, and guide plate 10 arrangement in isosceles triangle, guide plate 10 adopt thread connecting mode to be vertically spirally connected a spiral conducting rod 7, spiral conducting rod 7 adopts welding process to be horizontally installed with rotary handle 12, spiral conducting rod 7 is socketed with spring 9, the spiral conducting rod 7 of the side of spring 9 is provided with limiting gasket 8, one end of spring 9 withstands on guide plate 10, the other end withstands in limiting gasket 8, be fixedly connected with between gag lever post 6 with U-shaped plate 1, rotating shaft 5 is connected with the countershaft of U-shaped plate 1.The both sides of the spiral conducting rod 7 on one piece of guide plate 10 placed in the middle are provided with terminal stud 11, are threaded between terminal stud 11 with placed in the middle one piece of guide plate 10.
Above-mentioned sacrificial anode heap is tower structure, comprise: a framework, be arranged on several sacrificial anodes 21 on framework and balancing weight 18, wherein, the bottom of framework is provided with lower shoe 20, the top of framework is provided with upper plate 23, upper plate 23, lower shoe 20 are welded by angle steel, upper plate 23 is connected with sacrificial anode 21 with the vertex position of lower shoe 20, upper plate 23, lower shoe 20, sacrificial anode 21 constitute quadrangular frustum pyramid shaped structure, and sacrificial anode 21 adopts welding process to be arranged on the hypotenuse of terrace with edge; The side of lower shoe 20 adopts welding process to be provided with terminal stud, and this terminal stud realizes electrical connection by the terminal stud on cable and Quick-installment hoop.
Above-mentioned sacrificial anode 21 is aluminium alloy or sacrificial zinc alloy anode, the middle part of sacrificial anode 21 is provided with iron core 22, iron core 22 is through the upper/lower terminal of sacrificial anode 21, and iron core 22 and upper plate 23, adopt welding process to fix between lower shoe 20, the upper/lower terminal of iron core 22 is positioned on four angles of upper and lower base plate (23,20) of framework.
Above-mentioned balancing weight 18 is concrete material, and balancing weight 18 is in cube structure, and balancing weight 18 is multiple, and be connected by wireline 19 between adjacent two balancing weights 18, the two ends of wireline 19 are connected on the inner side-wall of lower shoe 20.
Spiral conducting rod 7 on the guide plate 10 of the both sides on above-mentioned installation clip is provided with copper conductor 13, one end of copper conductor 13 is fixed on the spiral conducting rod 7 between rotary handle 12 and limiting gasket 8, the other end extends and rides on U-shaped plate 1, for strengthening the electroconductibility between spiral conducting rod 7 and U-shaped plate 1.Guide plate 10 is two-layer carbon steel sheet, has space between two-layer carbon steel sheet; Retaining plate 2 is positioned at the side of U-shaped plate 1, and the number of the retaining plate 2 of the present embodiment is two pieces, and retaining plate 2 is for being welded and fixed reference electrode or sacrificial anode or cable or negative electrode point.The end of spiral conducting rod 7 is provided with thimble, and thimble is auger drill head, thimble and spiral conducting rod one-body molded during fabrication, spiral conducting rod 7 is through guide plate 10 and make thimble be exposed to the outside of guide plate 10.U-shaped plate 1, retaining plate 2, rotor plate 3, rotary handle 12, gag lever post 6, rotating shaft 5 are carbon steel material; Spiral conducting rod 7 is high-strength steel material; Anti-slip cap is urethane material.
During installation, clip is placed in above tubular metal structure thing 14, depresses downwards, tubular metal structure thing 14 is stuck between clip and rotor plate 3.Upper plate 23 is provided with hanger 24, hanger 24 is positioned on the diagonal lines of upper plate 23, fixedly welds between hanger 24 with upper plate 23.
The present invention can be installed on as on jacket, submerged pipeline, steel pipe piles at wharf etc. under water tubulose metallic structures by Quick-installment hoop, and realizes being electrically connected with metallic structures by spiral conducting rod, reaches the object of galvanic protection.Structure of the present invention is simple, easy for installation, can quick-replaceable, effectively can reduce installation cost, can provide the galvanic protection of larger protective current fast reparation anode pile.The local route repair to the galvanic protection of multiple marine metal works can be realized; as: ocean platform, subsea pipeline, harbor work's harbour etc.; reduce workload and the settling time of sacrificial anode installation under water; ROV (underwater robot) can be adopted in deep-marine-environment to construct; reduce installation cost and installation risk; can more effectively realize, to the quick reparation of marine metal works galvanic protection, making it from corrosion failure.This device also can be used in the galvanic protection of newly-built marine metal works simultaneously.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a galvanic protection fast reparation sacrificial anode pile, it is characterized in that: comprising: a sacrificial anode heap, pile with sacrificial anode the installation clip be connected, wherein, installation clip is: coordinate the U-shaped structure of installing with tubular metal structure thing; Sacrificial anode heap for tower structure, comprising: a framework, be arranged on several sacrificial anode on framework and balancing weight.
2. galvanic protection according to claim 1 fast reparation sacrificial anode pile, it is characterized in that: described installation clip comprises: the U-shaped plate that two panels is oppositely arranged, be connected to by retaining plate between the U-shaped plate of two panels and be integrated, and being formed with a cavity between two U-shaped plates, the below of U-shaped plate is respectively arranged with a gag lever post and rotating shaft; Wherein, rotating shaft is articulated with a rotor plate, the end of this rotor plate is plugged with an anti-slip cap, the cavity inside being positioned at the lower end of U-shaped plate is embedded with a rubber elastomer, press contacts is pushed up in the side of this rubber elastomer and the bottom of rotor plate, meanwhile, this rubber elastomer makes top, the top of rotor plate be pressed on gag lever post; The top of retaining plate is provided with several piece guide plate, guide plate is vertically bolted with on a spiral conducting rod, spiral conducting rod and is horizontally installed with a rotary handle, spiral conducting rod is socketed with a spring, the spiral conducting rod of the side of spring is provided with a limiting gasket, one end of spring withstands on guide plate, and the other end withstands in limiting gasket.
3. galvanic protection according to claim 2 fast reparation sacrificial anode pile, it is characterized in that: described guide plate be isosceles triangle arrangement; Be fixedly connected with between gag lever post with U-shaped plate, for axle is connected between rotating shaft with U-shaped plate; The both sides of the spiral conducting rod on one piece of guide plate placed in the middle are provided with terminal stud, are threaded between terminal stud with placed in the middle one piece of guide plate.
4. galvanic protection according to claim 1 fast reparation sacrificial anode pile, it is characterized in that: the bottom of described framework is provided with a lower shoe, the top of framework is provided with a upper plate, the vertex position of upper plate and lower shoe is connected with sacrificial anode, upper plate, lower shoe, sacrificial anode constitute quadrangular frustum pyramid shaped structure, and sacrificial anode is arranged on the hypotenuse of terrace with edge; The side of lower shoe is provided with terminal stud, and this terminal stud realizes electrical connection by the terminal stud on cable and Quick-installment hoop.
5. galvanic protection according to claim 1 fast reparation sacrificial anode pile; it is characterized in that: described sacrificial anode is aluminium alloy or sacrificial zinc alloy anode; the middle part of sacrificial anode is provided with an iron core; iron core is through the upper/lower terminal of sacrificial anode; and iron core and upper plate, fixing between lower shoe, the upper/lower terminal of iron core is positioned on four angles of the upper and lower base plate of framework.
6. galvanic protection according to claim 1 fast reparation sacrificial anode pile; it is characterized in that: described balancing weight is concrete material; balancing weight is cube structure, and be connected by wireline between adjacent two balancing weights, the two ends of wireline are connected on the inner side-wall of lower shoe.
7. the galvanic protection according to Claims 2 or 3 fast reparation sacrificial anode is piled, and it is characterized in that: the end of described spiral conducting rod is provided with thimble, and thimble is auger drill head, and spiral conducting rod passes guide plate and makes thimble be exposed to the outside of guide plate; Spiral conducting rod is provided with copper conductor, and one end of copper conductor is fixed on the spiral conducting rod between rotary handle and limiting gasket, and the other end extends and rides on U-shaped plate.
8. the galvanic protection according to Claims 2 or 3 fast reparation sacrificial anode is piled, and it is characterized in that: described guide plate is two-layer carbon steel sheet, has space between two-layer carbon steel sheet.
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CN201410510147.5A CN104278277A (en) | 2014-09-28 | 2014-09-28 | Sacrificial anode heap for rapidly repairing cathode protection |
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CN201410510147.5A CN104278277A (en) | 2014-09-28 | 2014-09-28 | Sacrificial anode heap for rapidly repairing cathode protection |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108624886A (en) * | 2017-03-20 | 2018-10-09 | 中国海洋石油总公司 | Extra large pipe sacrificial anode card |
CN108624887A (en) * | 2017-03-20 | 2018-10-09 | 中国海洋石油总公司 | Permanent mooring line rope slocket sacrificial anode card |
CN109457256A (en) * | 2018-12-17 | 2019-03-12 | 青岛双瑞海洋环境工程股份有限公司 | Submerged pipeline cathodic protection reparation blanket type sacrificial anode device |
CN111041495A (en) * | 2019-10-25 | 2020-04-21 | 海洋石油工程股份有限公司 | External anode protection device for underwater facilities |
CN112048723A (en) * | 2020-07-31 | 2020-12-08 | 浙江钰烯腐蚀控制股份有限公司 | Cathode protection device for deep sea |
CN113981454A (en) * | 2021-10-28 | 2022-01-28 | 大连理工大学 | Impressed current cathodic protection local repair device and repair method of floating platform |
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CN103834949A (en) * | 2014-02-24 | 2014-06-04 | 青岛钢研纳克检测防护技术有限公司 | Multifunctional fast installation hoop and usage method thereof |
CN203728927U (en) * | 2014-02-24 | 2014-07-23 | 钢铁研究总院青岛海洋腐蚀研究所 | Quickly-installed sacrificial anode device for marine metalcorrosion prevention |
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CN201027213Y (en) * | 2007-06-01 | 2008-02-27 | 天津市巨星防腐检测工程有限公司 | Frame type steel mesh deep well anode |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108624886A (en) * | 2017-03-20 | 2018-10-09 | 中国海洋石油总公司 | Extra large pipe sacrificial anode card |
CN108624887A (en) * | 2017-03-20 | 2018-10-09 | 中国海洋石油总公司 | Permanent mooring line rope slocket sacrificial anode card |
CN108624887B (en) * | 2017-03-20 | 2023-10-31 | 中国海洋石油总公司 | Sacrificial anode clamp for permanently moored steel cable joint |
CN109457256A (en) * | 2018-12-17 | 2019-03-12 | 青岛双瑞海洋环境工程股份有限公司 | Submerged pipeline cathodic protection reparation blanket type sacrificial anode device |
CN111041495A (en) * | 2019-10-25 | 2020-04-21 | 海洋石油工程股份有限公司 | External anode protection device for underwater facilities |
CN111041495B (en) * | 2019-10-25 | 2022-07-01 | 海洋石油工程股份有限公司 | External anode protection device for underwater facilities |
CN112048723A (en) * | 2020-07-31 | 2020-12-08 | 浙江钰烯腐蚀控制股份有限公司 | Cathode protection device for deep sea |
CN113981454A (en) * | 2021-10-28 | 2022-01-28 | 大连理工大学 | Impressed current cathodic protection local repair device and repair method of floating platform |
CN113981454B (en) * | 2021-10-28 | 2022-08-05 | 大连理工大学 | Impressed current cathodic protection local repair device and repair method of floating platform |
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