CN113062365A - Cage sleeving device - Google Patents
Cage sleeving device Download PDFInfo
- Publication number
- CN113062365A CN113062365A CN202110183413.8A CN202110183413A CN113062365A CN 113062365 A CN113062365 A CN 113062365A CN 202110183413 A CN202110183413 A CN 202110183413A CN 113062365 A CN113062365 A CN 113062365A
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- Prior art keywords
- sacrificial anode
- cage
- lantern ring
- sacrificial
- anode
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/10—Electrodes characterised by the structure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Prevention Of Electric Corrosion (AREA)
Abstract
The invention relates to the technical field of offshore power generation building equipment, and discloses a cage device which comprises a main body cage and a sacrificial anode cage, wherein the main body cage and the sacrificial anode cage are not connected with each other; the main part lantern ring is located the end on marine fan single pile basis, sacrificial anode lantern ring cover is located on marine fan single pile basis and is located the surface of water below. The invention solves the problem of inconvenient transportation and installation caused by higher height of the existing device.
Description
Technical Field
The invention relates to the technical field of offshore power generation building equipment, in particular to a cage device.
Background
The sleeve cage device is an accessory component commonly used for the single-pile foundation of the offshore wind turbine, is made of a steel structure and is connected with a main body of the single-pile foundation of the offshore wind turbine through a bracket, in order to prevent corrosion, the offshore sleeve cage device is usually protected against corrosion by adopting a sacrificial anode method, sacrificial anode substances and other accessory components are connected together to form a single-cage structure and are sleeved and installed on the main body of the single-pile foundation of the offshore wind turbine, wherein the sacrificial anode substances need to be arranged below an immersion area, an outer platform needs to be 7-8 meters away from the water surface, the sleeve cage height of the device is high, and the risks of transportation and installation are obviously improved.
Therefore, there is a great need for a caging device having a reduced height relative to prior devices, avoiding the risks of transportation and installation.
Disclosure of Invention
The invention provides a lantern device which is used for solving the problem that the existing device is inconvenient to transport and install due to high height.
In order to solve the technical problem, the invention provides a cage device which comprises a main body cage and a sacrificial anode cage, wherein the main body cage and the sacrificial anode cage are not connected with each other, the main body cage comprises an anti-collision structure, a ladder and an outer platform, and the sacrificial anode cage is used for preventing corrosion of a single pile foundation of an offshore wind turbine.
Preferably, the sacrificial anode lantern comprises a fixed connecting rod and a sacrificial anode arranged on the fixed connecting rod.
Preferably, the fixed connecting rods are two annular connecting rods arranged in parallel, and two ends of the sacrificial anode are respectively and fixedly connected with the two annular connecting rods.
Preferably, the number of the sacrificial anodes is at least one, and the sacrificial anodes are perpendicular to the fixed connecting rods and are uniformly arranged along the circumferential direction of the fixed connecting rods.
Preferably, the sacrificial anode comprises a fixing rod and a sacrificial anode body, two ends of the fixing rod are respectively and fixedly connected with the two annular connecting rods, and the sacrificial anode body is fixedly arranged on the fixing rod.
Preferably, both ends of the sacrificial anode body are fixedly welded on the fixing rods.
Preferably, the sacrificial anode body comprises an anode block and a steel pipe penetrating through the anode block.
Preferably, two ends of the steel pipe are welded and fixed with the fixing rod, and the anode block is fixed on the fixing rod through the steel pipe.
Preferably, the steel pipe is a galvanized steel pipe.
Preferably, when the number of the sacrificial anode bodies is multiple, the spacing length between two adjacent sacrificial anode bodies is 1 to 2 times the transverse length of the sacrificial anode body.
Compared with the prior art, the lantern device has the beneficial effects that:
through dividing into main part lantern and the sacrificial anode lantern that each other does not connect with the lantern device for main part lantern and sacrificial anode lantern can separately transport and hoist and mount, have reduceed the degree of difficulty of transportation and installation greatly. Particularly, the respective heights of the main body sleeve cage and the sacrificial anode sleeve cage which are not connected with each other are lower, so that the difficulty in installation is greatly reduced, the sacrificial anode sleeve cage only needs to be installed on the single pile foundation of the offshore wind turbine and is located below the water surface during installation, and the main body sleeve cage only needs to be 7-8 meters higher than the water surface during design, so that the sleeve cage structure is greatly optimized.
Drawings
FIG. 1 is a schematic view of the overall structure of a first embodiment of the present invention;
FIG. 2 is a schematic structural view of a body cage according to a first embodiment of the present invention;
FIG. 3 is a schematic structural view of a sacrificial anode cage according to a first embodiment of the present invention;
FIG. 4 is a schematic structural view of a sacrificial anode body according to a first embodiment of the present invention;
FIG. 5 is a schematic view of the mounting of a sacrificial anode body according to a first embodiment of the invention;
figure 6 is a schematic view of the mounting of a sacrificial anode body according to a second embodiment of the invention.
In the figure, 100 parts of main body cages, 200 parts of sacrificial anode cages and 300 parts of offshore wind turbine single-pile foundations;
1. crashproof structure, 2, cat ladder, 3, outer platform, 4, fixed link, 5, sacrificial anode, 51, dead lever, 52, sacrificial anode body, 521, positive pole piece, 522, steel pipe.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 3, a first embodiment of the present invention provides a cage device, which includes a main body cage 100 and a sacrificial anode cage 200, wherein the main body cage 100 and the sacrificial anode cage 200 are not connected to each other, the main body cage 100 includes an anti-collision structure 1, a ladder 2 and an outer platform 3, and the sacrificial anode cage 200 is used to prevent the main body cage from being corroded; the main body cage 100 is arranged at the tail end of the offshore wind turbine single pile foundation 300, and the sacrificial anode cage 200 is sleeved on the offshore wind turbine single pile foundation 300 and is positioned below the water surface.
Based on the technical scheme, the first embodiment of the invention discloses a lantern device, and the lantern device is divided into the main body lantern 100 and the sacrificial anode lantern 200 which are not connected with each other, so that the main body lantern 100 and the sacrificial anode lantern 200 can be separately transported and hoisted, and the difficulty of transportation and installation is greatly reduced. Specifically, the heights of the main body sleeve cage 100 and the sacrificial anode sleeve cage 200 which are not connected with each other are lower, so that the difficulty in installation is greatly reduced, during installation, the sacrificial anode sleeve cage 200 only needs to be installed on the offshore wind turbine single pile foundation 300 and is located below the water surface, and the main body sleeve cage 100 only needs to be 7-8 meters higher than the water surface during design, so that the sleeve cage structure is greatly optimized.
Preferably, the sacrificial anode lantern 200 includes a fixed connecting rod 4 and a sacrificial anode disposed on the fixed connecting rod 4, specifically, the sacrificial anode is a sacrificial anode 5, and the reducibility of the sacrificial anode 5 is stronger than that of the metal of the offshore wind turbine single pile foundation 300. Therefore, when seawater corrosion occurs, the offshore wind turbine single pile foundation 300 is used as a cathode, a reduction reaction occurs, corrosion does not occur, metal substances on the offshore wind turbine single pile foundation 300 are effectively protected, the sacrificial anode 5 is used as an anode, an oxidation reaction occurs, corrosion occurs, and the above method for preventing corrosion is a cathode protection method of the sacrificial anode.
Preferably, the fixed connecting rod 4 is two annular connecting rods arranged in parallel, and two ends of the sacrificial anode 5 are respectively and fixedly connected with the two annular connecting rods. Furthermore, the number of the sacrificial anodes 5 is one, the sacrificial anodes are perpendicular to the fixed connecting rods 4 and are uniformly distributed along the circumferential direction of the fixed connecting rods 4, so that oxidation reactions of the sacrificial anodes 5 are not interfered with each other, and the effectiveness of a cathode protection method of the sacrificial anodes is greatly improved.
Preferably, the sacrificial anode 5 comprises a fixing rod 51 and a sacrificial anode body 52, two ends of the fixing rod 51 are respectively and fixedly connected with two annular connecting rods, the sacrificial anode body 52 is fixedly arranged on the fixing rod 51, and in particular, two ends of the sacrificial anode body 52 are fixedly welded on the fixing rod 51, so that the installation stability of the sacrificial anode body 52 is improved.
In addition, the sacrificial anode body 52 is not contacted with the fixing rod 51, so that the contact area of the sacrificial anode body 52 and the seawater is increased, and the efficiency of the oxidation reaction is improved.
As shown in fig. 4, the sacrificial anode body 52 includes an anode block 521 and a steel pipe 522 passing through the anode block 521, and both ends of the steel pipe 522 are welded and fixed to the fixing rod 51, so that the anode block 521 is fixed to the fixing rod 51 through the steel pipe 522. The steel pipe 522 is a galvanized steel pipe.
As shown in fig. 5, when there is one sacrificial anode body 52, it is disposed right in front of the fixing rod 51, and its included angle is 90 degrees; by setting the angle, the efficient implementation of the cathodic protection method of the sacrificial anode is facilitated, and the efficiency of preventing chemical corrosion of the offshore wind turbine single pile foundation 300 is greatly improved.
Fig. 6 shows a second embodiment of the present invention, which differs from the first embodiment only in the structure in that the number of sacrificial anode bodies 52 is two, the angle between the two sacrificial anode bodies is 90 degrees, and the angle between each sacrificial anode body and the fixing rod 51 is 45 degrees. By setting the angle, the efficient implementation of the cathodic protection method of the sacrificial anode is facilitated, and the efficiency of preventing chemical corrosion of the offshore wind turbine single pile foundation 300 is greatly improved.
In order to further improve the effectiveness of the cathode protection method for the sacrificial anode, preferably, when the number of the sacrificial anode bodies 52 is two, the spacing length between two adjacent sacrificial anode bodies 52 is 1 to 2 times the transverse length of the sacrificial anode body 52, and this embodiment is preferably 1 time, which meets the requirements of most application scenarios. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a lantern device, its characterized in that includes main part lantern ring and sacrificial anode lantern ring, the main part lantern ring with sacrificial anode lantern ring is not connected each other, the main part lantern ring is including crashproof structure, cat ladder and outer platform, sacrificial anode lantern ring is used for preventing marine fan single pile basis takes place to corrode.
2. The caging device of claim 1 wherein said sacrificial anode cage comprises a fixed connecting rod and a sacrificial anode disposed on said fixed connecting rod.
3. The caging device of claim 2 wherein said fixed connecting rod is two annular connecting rods disposed in parallel, said sacrificial anode having opposite ends fixedly connected to said two annular connecting rods, respectively.
4. A cage device as claimed in claim 3 wherein the number of sacrificial anodes is at least one and is perpendicular to and circumferentially uniform along the stationary connecting rod.
5. The caging device of claim 4 wherein the sacrificial anode comprises a fixed rod and a sacrificial anode body, the two ends of the fixed rod are fixedly connected with the two annular connecting rods respectively, and the sacrificial anode body is fixedly arranged on the fixed rod.
6. The caging device of claim 5 wherein both ends of said sacrificial anode body are fixedly welded to said rods.
7. The caging device of claim 6 wherein said sacrificial anode body comprises an anode block and a steel tube passing through said anode block.
8. The caging device of claim 7 wherein both ends of said steel tube are welded to said anchor bars and said anode blocks are secured to said anchor bars by said steel tube.
9. The caging device of claim 8 wherein said steel tube is a galvanized steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110183413.8A CN113062365A (en) | 2021-02-09 | 2021-02-09 | Cage sleeving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110183413.8A CN113062365A (en) | 2021-02-09 | 2021-02-09 | Cage sleeving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113062365A true CN113062365A (en) | 2021-07-02 |
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ID=76558752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110183413.8A Pending CN113062365A (en) | 2021-02-09 | 2021-02-09 | Cage sleeving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113062365A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666264A (en) * | 2021-09-09 | 2021-11-19 | 大连理工大学 | Hoist engine type underwater anode lantern hoisting frame |
| CN113718837A (en) * | 2021-09-16 | 2021-11-30 | 中国华能集团清洁能源技术研究院有限公司 | Offshore wind power foundation with replaceable sacrificial anode blocks |
| CN113774945A (en) * | 2021-09-26 | 2021-12-10 | 中国电建集团华东勘测设计研究院有限公司 | Offshore wind power single-pile foundation double-casing auxiliary structure suitable for deepwater sea area and construction method thereof |
| CN113815788A (en) * | 2021-09-22 | 2021-12-21 | 广州文船重工有限公司 | Method for reinforcing sleeve cage shipping |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204775899U (en) * | 2015-07-15 | 2015-11-18 | 招商局重工（江苏）有限公司 | Connection structure of modified ballast tank sacrificial anode and hull |
| CN205501971U (en) * | 2015-12-15 | 2016-08-24 | 南通蓝岛海洋工程有限公司 | Attached component of special integrated form of marine wind power |
| CN106948369A (en) * | 2017-04-24 | 2017-07-14 | 华电重工股份有限公司 | A kind of attachment means and construction technology of offshore wind farm single-pile foundation and outer platform |
| CN206971252U (en) * | 2017-04-24 | 2018-02-06 | 华电重工股份有限公司 | A kind of attachment means of offshore wind farm single-pile foundation and outer platform |
| CN108842809A (en) * | 2018-07-17 | 2018-11-20 | 华电重工股份有限公司 | A kind of fixation device of sacrificial anode and single-pile foundation |
| CN208933992U (en) * | 2018-07-17 | 2019-06-04 | 华电重工股份有限公司 | A kind of integrated form Accessory Members set cage |
| EP3594411A2 (en) * | 2019-10-28 | 2020-01-15 | Ørsted Wind Power A/S | Anode structure for an offshore foundation, and a method of reducing corrosion in an offshore foundation |
| CN210827529U (en) * | 2019-09-18 | 2020-06-23 | 中国三峡新能源(集团)股份有限公司 | Single-pile reinforced foundation of offshore wind power anti-icing structure |
-
2021
- 2021-02-09 CN CN202110183413.8A patent/CN113062365A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204775899U (en) * | 2015-07-15 | 2015-11-18 | 招商局重工（江苏）有限公司 | Connection structure of modified ballast tank sacrificial anode and hull |
| CN205501971U (en) * | 2015-12-15 | 2016-08-24 | 南通蓝岛海洋工程有限公司 | Attached component of special integrated form of marine wind power |
| CN106948369A (en) * | 2017-04-24 | 2017-07-14 | 华电重工股份有限公司 | A kind of attachment means and construction technology of offshore wind farm single-pile foundation and outer platform |
| CN206971252U (en) * | 2017-04-24 | 2018-02-06 | 华电重工股份有限公司 | A kind of attachment means of offshore wind farm single-pile foundation and outer platform |
| CN108842809A (en) * | 2018-07-17 | 2018-11-20 | 华电重工股份有限公司 | A kind of fixation device of sacrificial anode and single-pile foundation |
| CN208933992U (en) * | 2018-07-17 | 2019-06-04 | 华电重工股份有限公司 | A kind of integrated form Accessory Members set cage |
| CN210827529U (en) * | 2019-09-18 | 2020-06-23 | 中国三峡新能源(集团)股份有限公司 | Single-pile reinforced foundation of offshore wind power anti-icing structure |
| EP3594411A2 (en) * | 2019-10-28 | 2020-01-15 | Ørsted Wind Power A/S | Anode structure for an offshore foundation, and a method of reducing corrosion in an offshore foundation |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666264A (en) * | 2021-09-09 | 2021-11-19 | 大连理工大学 | Hoist engine type underwater anode lantern hoisting frame |
| CN113666264B (en) * | 2021-09-09 | 2024-05-24 | 大连理工大学 | Hoisting frame of underwater anode sleeve cage in winch form |
| CN113718837A (en) * | 2021-09-16 | 2021-11-30 | 中国华能集团清洁能源技术研究院有限公司 | Offshore wind power foundation with replaceable sacrificial anode blocks |
| CN113815788A (en) * | 2021-09-22 | 2021-12-21 | 广州文船重工有限公司 | Method for reinforcing sleeve cage shipping |
| CN113774945A (en) * | 2021-09-26 | 2021-12-10 | 中国电建集团华东勘测设计研究院有限公司 | Offshore wind power single-pile foundation double-casing auxiliary structure suitable for deepwater sea area and construction method thereof |
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Application publication date: 20210702 |