CN114934276A - Auxiliary anode of ship self-adaptive environment - Google Patents
Auxiliary anode of ship self-adaptive environment Download PDFInfo
- Publication number
- CN114934276A CN114934276A CN202210536731.2A CN202210536731A CN114934276A CN 114934276 A CN114934276 A CN 114934276A CN 202210536731 A CN202210536731 A CN 202210536731A CN 114934276 A CN114934276 A CN 114934276A
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- Prior art keywords
- rod
- auxiliary anode
- environment
- ship
- conducting rod
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 10
- 239000000523 sample Substances 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 210000004907 gland Anatomy 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims 5
- 238000004210 cathodic protection Methods 0.000 abstract description 16
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000000875 corresponding effect Effects 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- C23F13/22—Monitoring arrangements therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Prevention Of Electric Corrosion (AREA)
Abstract
The invention discloses an auxiliary anode of a ship self-adaptive environment, which comprises an electrode plate, an environment monitoring sensor, a fixing bracket and a conducting rod, wherein the electrode plate comprises an electrode body, a sealing washer, a ship body surface, a stud, a watertight cover, a first sealing filler and a cable; the other side of the surface of the ship body is fixedly provided with a watertight cover, the electrode body is fixedly connected with a conductive rod, and a ship body mounting hole is formed in the joint of the surface of the ship body and the conductive rod; the auxiliary anode is integrated with an environment monitoring sensor, mainly monitors the characteristics of an environment medium, and judges whether an impressed current cathodic protection system meets working conditions, so that the operation and the closing of the cathodic protection system are actively regulated and controlled.
Description
Technical Field
The invention relates to the technical field of ship cathodic protection, in particular to an auxiliary anode of a ship self-adaptive environment.
Background
The impressed current cathodic protection system for the ship is generally composed of components such as an upper computer (power supply), an auxiliary anode, a reference electrode and the like. The auxiliary anode is an important component of the impressed current cathodic protection system and has the function of transferring the protection current provided by the upper computer to the surface of a protected ship body and accessories through a seawater medium. The conventional auxiliary anode is generally composed of an electrode body, a conductive rod and a fixing bracket.
According to the working conditions of the impressed current cathodic protection system of the ship, the impressed current cathodic protection system is started only when the ship is moored and sailed in a seawater environment, and the impressed current cathodic protection system is forbidden to be started once the ship enters a freshwater environment (inland river) and is overhauled in a dry dock. At present, the cathode protection system used on the ship is mainly operated and closed by technicians who go on duty for inspection and actively control the cathode protection system. However, manual inspection is discontinuous in time and space, and the working state of the system cannot be adjusted timely along with the change of the navigation environment, so that the cathode protection system is damaged, and further the cathode protection fails.
Patent CN100404725C discloses an auxiliary anode electrode body for a cathode protection system of a ship, which is suitable for being installed at a ship body part with a small curvature radius, and has the characteristics of long service life, good stability, convenience in installation and the like. However, the auxiliary anode assembly cannot actively identify the use environment of the cathodic protection system, and lacks an active and effective means for regulating the operation and shutdown of the cathodic protection system.
Disclosure of Invention
The invention aims to provide an auxiliary anode for a ship self-adaptive environment, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary anode of a ship self-adaptive to an environment comprises an electrode plate, an environment monitoring sensor, a fixing bracket and a conducting rod, wherein the electrode plate comprises an electrode body, a sealing washer, a ship surface, a stud, a watertight cover, first sealing filler and a cable; the watertight cover is equipped with admittedly to the opposite side on hull surface, fixedly connected with conducting rod on the electrode body simultaneously, and hull surface and the junction of conducting rod has seted up the hull mounting hole, conducting rod is perpendicular with hull surface simultaneously, the conducting rod is by first conducting layer, the first insulation layer, second conducting layer and second insulating layer are constituteed, and the second insulating layer parcel has the second conducting layer, second conducting layer parcel has the first insulation layer, first insulation layer parcel has first conducting layer, the structure of conducting rod is trapezoidal uncovering simultaneously, the exposed end of first conducting layer and second conducting layer is the screw rod structure simultaneously, hull surface and the junction filling of conducting rod have first gland packing simultaneously.
Preferably, one end of the cable is correspondingly connected with one end of the conducting rod, the other end of the cable is connected with a corresponding terminal of the upper computer, and the other end of the conducting rod is welded with the environment monitoring sensor.
Preferably, the environment monitoring sensor comprises a sensor bracket, a first measuring probe, a second measuring probe, a protective cover, a compression nut and a second sealing filler, and the first measuring probe and the second measuring probe are welded at the other end of the conducting rod respectively.
Preferably, the first and second measurement probes are sealed within the sensor carrier using a second sealing packing and a compression nut, respectively.
Preferably, the sensor bracket is fixedly connected with a protective cover, and the protective cover and the compression nuts are distributed on two sides of the sensor bracket.
Preferably, the electrode plate, the environment monitoring sensor and the conducting rod are packaged into an integral structure through a fixing bracket, and meanwhile, a mounting hole connected with the ship body is formed in the fixing bracket.
Compared with the prior art, the invention has the beneficial effects that:
1) the auxiliary anode comprises an environment monitoring sensor, mainly monitors the characteristics of a water medium in the environment, judges whether the impressed current cathodic protection system meets working conditions or not, and can regulate and control the operation and the closing of the impressed current cathodic protection system according to the change of the seawater environment;
2) after the auxiliary anode electrode body provided by the invention is installed on a ship, the ship impressed current cathodic protection system automatically triggers the operation and the closing of the whole system through the environment monitoring sensor on the auxiliary anode, and technicians do not need to constantly judge the working condition of the system and take corresponding actions.
Drawings
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a front cross-sectional view of the overall construction of the present invention;
FIG. 3 is a perspective view of a conductive rod of the present invention;
FIG. 4 is a front cross-sectional view of the environmental monitoring sensor of the present invention;
FIG. 5 is a front view of an electrode plate according to the present invention;
FIG. 6 is a control schematic in the present invention;
in the figure: 1. an electrode plate; 2. an environmental monitoring sensor; 3. a fixing bracket; 4. a conductive rod; 11. an electrode body; 12. a sealing gasket; 13. a hull surface; 14. a stud; 15. a watertight cover; 16. a first seal packing; 17. a cable; 21. a sensor bracket; 22. a first measurement probe; 23. a second measurement probe; 24. a protective cover; 25. a compression nut; 26. a second seal packing; 41. a first conductive layer; 42. a first insulating layer; 43. a second conductive layer; 44. a second insulating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention is shown: an auxiliary anode of a ship self-adaptive environment comprises an electrode plate 1, an environment monitoring sensor 2, a fixing bracket 3 and a conducting rod 4, wherein the electrode plate 1 comprises an electrode body 11, a sealing washer 12, a ship body surface 13, a stud 14, a watertight cover 15, a first sealing filler 16 and a cable 17, the ship body surface 13 is fixedly connected with the electrode body 11 through the stud 14 fixed by welding and a nut block matched and connected with the stud 14, the electrode body 11 is composed of a corrosion-resistant metal plate, the metal plate can be made into a round shape, a rectangular shape or other shapes according to the flow line requirement of a ship, usually the metal plate takes titanium as a matrix, one surface of the lead frame is a working surface, the working surface is coated with a noble metal platinum layer, meanwhile, a mounting hole is arranged at the joint of the electrode body 11 and the stud 14, a sealing gasket 12 is arranged at the joint of the electrode body 11 and the hull surface 13, and the sealing gasket 12 is positioned at one side of the electrode body 11; the other side of the hull surface 13 is fixedly provided with a watertight cover 15, the electrode body 11 is fixedly connected with a conductive rod 4, a hull mounting hole is formed in the joint of the hull surface 13 and the conductive rod 4, the conductive rod 4 is perpendicular to the hull surface 13, the conductive rod 4 consists of a first conductive layer 41, a first insulating layer 42, a second conductive layer 43 and a second insulating layer 44, the second insulating layer 44 is wrapped with the second conductive layer 43, the second conductive layer 43 is wrapped with the first insulating layer 42, the first insulating layer 42 is wrapped with the first conductive layer 41, the conductive rod 4 is in a trapezoid exposed structure, the exposed ends of the first conductive layer 41 and the second conductive layer 43 are in a screw rod structure, the joint of the hull surface 13 and the conductive rod 4 is filled with a first sealing filler 16, one end of a cable 17 is correspondingly connected with one end of the conductive rod 4, and the other end of the cable 17 is connected with a corresponding terminal of an upper computer, the other end welding of conducting rod 4 has environment monitoring sensor 2, environment monitoring sensor 2 includes sensor bracket 21, first measuring probe 22, second measuring probe 23, safety cover 24, gland nut 25 and the sealed filler 26 of second, first measuring probe 22 and second measuring probe 23 have been welded respectively to the other end of conducting rod 4, first measuring probe 22 and second measuring probe 23 use the sealed filler 26 of second and gland nut 25 respectively sealed in sensor bracket 21, fixedly connected with safety cover 24 on the sensor bracket 21, and safety cover 24 and gland nut 25 distribute in the both sides of sensor bracket 21, electrode plate 1, environment monitoring sensor 2 and conducting rod 4 encapsulate into an integral structure through mounting bracket 3, the mounting hole of being connected with the hull has been seted up on mounting bracket 3 simultaneously, mounting bracket 3 is the glass steel material.
The working principle is as follows: when the device is used, the fixing stud 14 is welded on the surface 13 of the ship body, the oxide skin and rust on the surface of the ship body surface 13 and the surface of the fixing stud 14 are thoroughly removed by adopting a spray rust removal method, so that the surface cleanliness reaches grade Sa 21/2 in GB8923-88, a layer of sealant is coated on both sides of the sealing washer 12, the sealing washer 12 is installed on the back surface of the electrode body 11, and the installation hole of the electrode body 11 is aligned with the fixing stud 14 fixed on the surface 13 of the ship body; the electrode body 11 and the conducting rod 4 penetrate through a mounting hole formed in the surface 13 of the ship body, the position of the electrode body 11 is finely adjusted, and the conducting rod 4 is ensured to be vertical to the surface 13 of the ship body; fixing the electrode body 11 by using a fixing stud 14, coating anode screen paint on the surface 13 of the ship body at the periphery of the electrode body 11, and sealing the conducting rod 4 and the ship body; one end of the cable 17 is correspondingly connected with the conducting rod 4, and the other end of the cable 17 is connected with a corresponding terminal of the upper computer; when the ship body enters a seawater environment and the resistance value between the measuring probes of the environment monitoring sensor 2 changes to several ohms, the system judges that the surface 13 of the ship body is corroded, the upper computer judges that the impressed current cathodic protection system is started, the current is output through the electrode plate 1, the cathodic protection potential of the surface 13 of the ship body reaches about minus 0.90V, and the ship body is in a good protection state. If the ship enters a fresh water environment, when the environment monitoring sensor 2 detects that the resistance between the measuring probes changes to thousands of ohms again, the upper computer judges to stop the impressed current cathodic protection system.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a supplementary positive pole of boats and ships self-adaptation environment, includes electrode plate (1), environmental monitoring sensor (2), fixed bracket (3) and conducting rod (4), its characterized in that: the electrode plate (1) comprises an electrode body (11), a sealing washer (12), a ship body surface (13), a stud (14), a watertight cover (15), a first sealing filler (16) and a cable (17), the ship body surface (13) is fixedly connected with the electrode body (11) through the stud (14) fixed by welding and a nut block which is matched and connected with the stud (14), meanwhile, a mounting hole is formed in the joint of the electrode body (11) and the stud (14), the sealing washer (12) is arranged at the joint of the electrode body (11) and the ship body surface (13), and the sealing washer (12) is located on one side of the electrode body (11); the other side of the hull surface (13) is fixedly provided with a watertight cover (15), and the electrode body (11) is fixedly connected with a conductive rod (4), and the connecting part of the hull surface (13) and the conducting rod (4) is provided with a hull mounting hole, meanwhile, the conductive rod (4) is vertical to the surface (13) of the ship body, the conductive rod (4) is composed of a first conductive layer (41), a first insulating layer (42), a second conductive layer (43) and a second insulating layer (44), the second insulating layer (44) is wrapped by a second conductive layer (43), the second conductive layer (43) is wrapped by a first insulating layer (42), the first insulating layer (42) is wrapped by a first conductive layer (41), meanwhile, the structure of the conducting rod (4) is exposed in a trapezoid shape, the exposed ends of the first conducting layer (41) and the second conducting layer (43) are in a screw rod structure, meanwhile, the joint of the hull surface (13) and the conductive rod (4) is filled with a first sealing filler (16).
2. The marine adaptive environment auxiliary anode according to claim 1, wherein: one end of the cable (17) is correspondingly connected with one end of the conducting rod (4), the other end of the cable (17) is connected with a corresponding terminal of the upper computer, and the other end of the conducting rod (4) is welded with the environment monitoring sensor (2).
3. The marine adaptive environment auxiliary anode according to claim 2, wherein: the environment monitoring sensor (2) comprises a sensor bracket (21), a first measuring probe (22), a second measuring probe (23), a protective cover (24), a compression nut (25) and a second sealing filler (26), wherein the first measuring probe (22) and the second measuring probe (23) are respectively welded at the other end of the conducting rod (4).
4. The marine adaptive environment auxiliary anode according to claim 3, wherein: the first measuring probe (22) and the second measuring probe (23) are sealed in the sensor carrier (21) by means of a second sealing packing (26) and a compression nut (25), respectively.
5. The marine adaptive environment auxiliary anode according to claim 4, wherein: fixedly connected with safety cover (24) on sensor bracket (21), and safety cover (24) and gland nut (25) distribute in the both sides of sensor bracket (21).
6. The marine adaptive environment auxiliary anode according to claim 1, wherein: the electrode plate (1), the environment monitoring sensor (2) and the conducting rod (4) are packaged into an integral structure through the fixing bracket (3), and meanwhile, the fixing bracket (3) is provided with a mounting hole connected with the ship body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536731.2A CN114934276A (en) | 2022-05-17 | 2022-05-17 | Auxiliary anode of ship self-adaptive environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536731.2A CN114934276A (en) | 2022-05-17 | 2022-05-17 | Auxiliary anode of ship self-adaptive environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114934276A true CN114934276A (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210536731.2A Pending CN114934276A (en) | 2022-05-17 | 2022-05-17 | Auxiliary anode of ship self-adaptive environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114934276A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2019000A (en) * | 1977-12-21 | 1979-10-24 | Morgan Berkeley & Co Ltd | Measurement of Cathodic Protection |
| WO2000070124A1 (en) * | 1999-05-17 | 2000-11-23 | Savcor Process Oy | Method of providing electrochemical prevention of corrosion in changing conditions |
| KR20010082429A (en) * | 2001-07-06 | 2001-08-30 | 정명국 | Impressed Current Corrosion Protection System for Marine Structures |
| CN1844454A (en) * | 2006-04-26 | 2006-10-11 | 中国船舶重工集团公司第七二五研究所 | Metal oxide anode assembly for cathode protection of ship |
| CN109347053A (en) * | 2018-11-27 | 2019-02-15 | 北京世普巨龙通信科技有限公司 | The construction of cable restores formula on-line monitoring transition joint and its construction technology |
| CN110983343A (en) * | 2019-12-31 | 2020-04-10 | 浙江绍防防腐保温工程有限公司 | Intelligent detection, analysis and management platform for steel structure gate cathode protection system |
| KR20200137822A (en) * | 2019-05-31 | 2020-12-09 | 대우조선해양 주식회사 | Corrosion protection device for ships |
| CN212426183U (en) * | 2020-03-27 | 2021-01-29 | 中国海洋石油集团有限公司 | Jacket fixed impressed current cathodic protection device |
| CN114450435A (en) * | 2019-10-03 | 2022-05-06 | 沃尔沃遍达公司 | Ocean salinity measuring device and method |
-
2022
- 2022-05-17 CN CN202210536731.2A patent/CN114934276A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2019000A (en) * | 1977-12-21 | 1979-10-24 | Morgan Berkeley & Co Ltd | Measurement of Cathodic Protection |
| WO2000070124A1 (en) * | 1999-05-17 | 2000-11-23 | Savcor Process Oy | Method of providing electrochemical prevention of corrosion in changing conditions |
| KR20010082429A (en) * | 2001-07-06 | 2001-08-30 | 정명국 | Impressed Current Corrosion Protection System for Marine Structures |
| CN1844454A (en) * | 2006-04-26 | 2006-10-11 | 中国船舶重工集团公司第七二五研究所 | Metal oxide anode assembly for cathode protection of ship |
| CN109347053A (en) * | 2018-11-27 | 2019-02-15 | 北京世普巨龙通信科技有限公司 | The construction of cable restores formula on-line monitoring transition joint and its construction technology |
| KR20200137822A (en) * | 2019-05-31 | 2020-12-09 | 대우조선해양 주식회사 | Corrosion protection device for ships |
| CN114450435A (en) * | 2019-10-03 | 2022-05-06 | 沃尔沃遍达公司 | Ocean salinity measuring device and method |
| CN110983343A (en) * | 2019-12-31 | 2020-04-10 | 浙江绍防防腐保温工程有限公司 | Intelligent detection, analysis and management platform for steel structure gate cathode protection system |
| CN212426183U (en) * | 2020-03-27 | 2021-01-29 | 中国海洋石油集团有限公司 | Jacket fixed impressed current cathodic protection device |
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