CN219280043U - MMO anode structure of offshore wind power impressed current cathodic protection system - Google Patents
MMO anode structure of offshore wind power impressed current cathodic protection system Download PDFInfo
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- CN219280043U CN219280043U CN202223548534.7U CN202223548534U CN219280043U CN 219280043 U CN219280043 U CN 219280043U CN 202223548534 U CN202223548534 U CN 202223548534U CN 219280043 U CN219280043 U CN 219280043U
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- protective housing
- positive pole
- protection system
- cathodic protection
- impressed current
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Abstract
The utility model discloses a suitable marine wind-powered electricity generation impressed current cathodic protection system's MMO positive pole structure relates to reference electrode technical field, and its technical scheme main points are including protective housing and one end run through the inside positive pole core of protective housing, protective housing's one end is uncovered setting, and the uncovered department of this end can be dismantled and is provided with the lid, be provided with metal part in protective housing's the inside cavity, metal part with positive pole core closely laminates, a plurality of filtration pores have been seted up on protective housing's the surface, still be provided with the connecting piece on protective housing's the surface, this connecting piece is used for installing protective housing to the pipeline of being connected with marine fan, and the effect is that the main part of positive pole core sets up in protective housing's inside, and positive pole core drop the piece mainly in protective housing, and is provided with metal part in the protective housing, can effectually reduce the quantity of the piece that drops of positive pole core, avoid equipment because the problem of blockking up and damaging.
Description
Technical Field
The utility model relates to a reference electrode technical field, more specifically says, it relates to a MMO positive pole structure of marine wind-powered electricity generation impressed current cathodic protection system.
Background
The MMO anode structure as a new generation anode structure has the advantages of uniform protection potential distribution, large drainage density, long service life and high reliability, and the reference electrode of the offshore wind power cathode protection system is based on continuously measuring the potential on a fan by using zinc (or silver/AgCl) as the reference electrode. The marine structure mainly comprises ports, wharfs, bridges, offshore oil platforms, offshore wind turbine foundations and the like, the building support foundations all comprise steel structures, steel pipe piles are basically used as support piles, and the metal structures are severely corroded in the marine environment for a long time. In order to slow down the seawater corrosion damage of the steel structure, a combined protection method of heavy corrosion coating and cathodic protection is generally adopted as a protection measure. However, due to the harshness of the environment in which the heavy anti-corrosion coating is positioned and the uncertainty of the environmental influence of anti-corrosion measures, the heavy anti-corrosion coating is damaged during carrying and piling and after a period of use; the protection effect of the cathodic protection system is constantly changing after the cathodic protection system is self-installed and drained.
The pipeline material is arranged in the seawater, the seawater is electrolyte solution, when the pipeline material is contacted with the electrolyte solution, a certain potential difference exists on each part of the surface of the material (namely, a cathode area and an anode area exist), electrochemical corrosion is easy to occur, and great potential safety hazards are brought to safe and reliable operation of equipment. In order to prolong the service life of a seawater pipeline, the prior solution mainly comprises a pipeline sacrificial anode protection method, wherein small blocks of the existing pipeline sacrificial anode can fall off in the consuming process, and the falling blocks can block the pipeline, so that equipment is damaged.
Therefore, in order to solve the technical problems, the application provides an MMO anode structure of an offshore wind power impressed current cathodic protection system.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an MMO anode structure of an offshore wind power impressed current cathodic protection system.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an MMO positive pole structure of marine wind-powered electricity generation impressed current cathodic protection system, includes that protective housing and one end run through the inside positive pole core of protective housing, protective housing's one end is uncovered setting, and the uncovered department of this end can be dismantled and is provided with the lid, be provided with metal part in protective housing's the inside cavity, metal part with positive pole core closely laminates, a plurality of filtration pores have been seted up on protective housing's the surface, still be provided with the connecting piece on protective housing's the surface, this connecting piece is used for installing protective housing to on the pipeline of being connected with marine fan.
Preferably, the protective housing is made of a ceramic material.
Preferably, the connecting piece comprises a threaded portion fixedly mounted on the outer surface of the protective housing, and a first bolt in threaded connection with the threaded portion.
Preferably, the anode core may be provided as a wire.
Preferably, the cover body comprises an upper cover and a thread head, wherein the thread head is fixedly arranged on the lower surface of the upper cover, and the thread head is in threaded fit with the inner surface of the protective shell.
Preferably, the cover body comprises a half arc cover, an insertion part and a second bolt, wherein the insertion part is fixedly arranged on the lower surface of the half arc cover, and one end of the second bolt penetrates through the inner parts of the protective shell and the insertion part.
Compared with the prior art, the utility model has the following beneficial effects: through setting up metal part with the inner chamber of protective housing, the one end of positive pole core runs through the inside of protective housing, and this positive pole core closely laminates with metal part, and this MMO positive pole structure is installed on the pipeline of being connected with the offshore wind turbine, and the main part of positive pole core sets up in the inside of protective housing, and positive pole core drops the piece and mainly is in protective housing, and is provided with metal part in the protective housing, can effectually reduce the volume of the piece that drops of positive pole core, avoids equipment because the problem of jam and damage.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic diagram of a first embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.
1. A protective housing; 2. an anode core; 3. an upper cover; 4. filtering holes; 5. a threaded portion; 6. a first bolt; 7. a metal part; 8. a thread head; 9. a half arc cover; 10. an insertion section; 11. and a second bolt.
Detailed Description
An embodiment of an MMO anode structure of an offshore wind power impressed current cathodic protection system of the present utility model is further described with reference to FIGS. 1-4.
The utility model provides an MMO positive pole structure of marine wind-powered electricity generation impressed current cathodic protection system, including protective housing 1 and one end run through the inside positive pole core 2 of protective housing 1, protective housing 1's one end is the uncovered setting, the uncovered department of this end can dismantle and be provided with the lid, be provided with metal part 7 in protective housing 1's the inside cavity, utilize protective housing 1's uncovered of one end can add metal part 7 to protective housing 1's inside cavity, when changing and maintaining protective housing 1's metal part 7, with the lid of uncovered department demolish can, reduce the change and the maintenance degree of difficulty to metal part 7, metal part 7 and positive pole core 2 closely laminate, a plurality of filtration holes 4 have been seted up on protective housing 1's the surface, still be provided with the connecting piece on protective housing 1's the surface, this connecting piece is used for installing protective housing 1 to the pipeline that is connected with marine fan, this MMO positive pole structure installs the in-process that uses on the pipeline, the main part of positive pole core 2 sets up in protective housing 1's inside positive pole, can effectually reduce positive pole core 2 and drop into the pipeline in the inside cavity 7 of protective housing 1, simultaneously can avoid the problem that the metal core 2 drops to drop in the inside cavity of protective housing 1, can be effectively prevented from damaging because of the equipment that the volume is set up in the internal cavity of protective housing 1.
The protective housing 1 is made of ceramic material, which has corrosion resistance, so that the protective housing 1 still has a long service life in seawater, and the cost of the ceramic material is low.
The connecting piece comprises a threaded portion 5 and a first bolt 6, wherein the threaded portion 5 is fixedly arranged on the outer surface of the protective shell 1, the first bolt 6 is in threaded connection with the threaded portion 5, and the protective shell 1 is arranged on a pipeline connected with the offshore wind turbine.
The anode core 2 can be provided as a wire which is not easily broken, and the amount of the falling-off blocks can be reduced.
Embodiment one:
referring to fig. 1 and 3, the cover body includes an upper cover 3 and a screw head 8, the screw head 8 is fixedly mounted on the lower surface of the upper cover 3, the screw head 8 is in threaded fit with the inner surface of the protective housing 1, and in this way, the steps of mounting and dismounting the upper cover 3 are simple and convenient.
Embodiment two:
please combine the fig. 4 to show, the lid includes half arc lid 9, insert portion 10 and second bolt 11, insert portion 10 fixed mounting is on half arc lid 9's lower surface, and the one end of second bolt 11 runs through the inside of protective housing 1 and insert portion 10, and under this mode, half arc lid 9 is provided with a pair ofly altogether, and the symmetric distribution is in the both sides of positive pole core 2, and is comparatively convenient to later maintenance and change positive pole core 2 and metal part 7.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. An MMO anode structure of an offshore wind power impressed current cathodic protection system is characterized in that: including protective housing (1) and one end run through the inside positive pole core (2) of protective housing (1), the one end of protective housing (1) is uncovered setting, and the uncovered department of this end can be dismantled and is provided with the lid, be provided with metal part (7) in the inside cavity of protective housing (1), metal part (7) with positive pole core (2) closely laminate, a plurality of filtration pore (4) have been seted up on the surface of protective housing (1), still be provided with the connecting piece on the surface of protective housing (1), this connecting piece is used for installing protective housing (1) to the pipeline of being connected with marine fan.
2. An MMO anode structure of an offshore wind turbine impressed current cathodic protection system of claim 1 wherein: the protective housing (1) is made of a ceramic material.
3. An MMO anode structure of an offshore wind turbine impressed current cathodic protection system of claim 1 wherein: the connecting piece comprises a threaded portion (5) and a first bolt (6), wherein the threaded portion (5) is fixedly arranged on the outer surface of the protective shell (1), and the first bolt (6) is in threaded connection with the threaded portion (5).
4. An MMO anode structure of an offshore wind turbine impressed current cathodic protection system of claim 1 wherein: the anode core (2) may be provided as a wire.
5. An MMO anode structure of an offshore wind turbine impressed current cathodic protection system of claim 1 wherein: the cover body comprises an upper cover (3) and a thread head (8), wherein the thread head (8) is fixedly arranged on the lower surface of the upper cover (3), and the thread head (8) is in threaded fit with the inner surface of the protective shell (1).
6. An MMO anode structure of an offshore wind turbine impressed current cathodic protection system of claim 1 wherein: the cover body comprises a half-arc cover (9), an inserting portion (10) and a second bolt (11), wherein the inserting portion (10) is fixedly arranged on the lower surface of the half-arc cover (9), and one end of the second bolt (11) penetrates through the inner portion of the protective shell (1) and the inserting portion (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223548534.7U CN219280043U (en) | 2022-12-28 | 2022-12-28 | MMO anode structure of offshore wind power impressed current cathodic protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223548534.7U CN219280043U (en) | 2022-12-28 | 2022-12-28 | MMO anode structure of offshore wind power impressed current cathodic protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219280043U true CN219280043U (en) | 2023-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223548534.7U Active CN219280043U (en) | 2022-12-28 | 2022-12-28 | MMO anode structure of offshore wind power impressed current cathodic protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219280043U (en) |
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2022
- 2022-12-28 CN CN202223548534.7U patent/CN219280043U/en active Active
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