CN201317810Y - Reference electrode capable of being replaced in water - Google Patents
Reference electrode capable of being replaced in water Download PDFInfo
- Publication number
- CN201317810Y CN201317810Y CNU2008201435195U CN200820143519U CN201317810Y CN 201317810 Y CN201317810 Y CN 201317810Y CN U2008201435195 U CNU2008201435195 U CN U2008201435195U CN 200820143519 U CN200820143519 U CN 200820143519U CN 201317810 Y CN201317810 Y CN 201317810Y
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- China
- Prior art keywords
- reference electrode
- water
- union lever
- heat
- stuffing box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 210000004907 gland Anatomy 0.000 claims description 16
- 238000004210 cathodic protection Methods 0.000 abstract description 7
- 239000003129 oil well Substances 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000003032 molecular docking Methods 0.000 abstract description 3
- 239000000615 nonconductor Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Prevention Of Electric Corrosion (AREA)
Abstract
A reference electrode capable of being replaced in water is a reference electrode of an impressed current cathodic protection system used for ships, oil wells and platforms in water, as well as ports and quays, which comprises a reference electrode main body, a connecting rod, a nonconductor, a stuffing box with the function of water sealing, an O-shaped ring, a rubber ring, clamp nuts and bolts, etc. The reference electrode can be replaced in water without the limitation of the docking repair period of protected targets and the environment of equipment, thereby improving the work efficiency and saving the maintenance cost, and is particularly suitable for the impressed current cathodic protection system which is used in oil wells, platforms, ports and quays.
Description
Technical field
The utility model belongs to reference electrode, the reference electrode of changing in particularly a kind of water.
Technical background
Adopt the method for galvanic protection can make metal corrosion in water.Galvanic protection has two kinds of technological methods: a kind of is sacrificial anode protection, and another kind is an impressed current method.
The utility model is the reference electrode in a kind of impressed current cathodic protection system that boats and ships, oil well, platform and port and pier use in water.
The function one of the reference electrode in the impressed current cathodic protection system is that the monitoring metal is subjected to the corrosive degree in water, the 2nd, monitoring result is fed back to the automatic control system of galvanic protection, as the input signal of system.The life-span of reference electrode is generally in 6 ~ 15 years, but the life-span expires or damage then necessary the replacing unusually.Common reference electrode must carry out under the dry-docking condition when changing.The boats and ships overhaul that must lie up in the specified period, the reference electrode in the impressed current cathodic protection system that oil well, platform and port and pier use then is subjected to the restriction of time and capacity of equipment.
Summary of the invention
Technical problem to be solved in the utility model is: the reference electrode of changing in a kind of water is provided.It has improved working efficiency, has saved maintenance cost.
The technical solution of the utility model is:
A kind of reference electrode of in water, changing, it is characterized in that: have by scolder (2) to be welded in stuffing box (3) on the hull (1), stuffing box (3) inwall has isolator (4), electrode body (5) is housed in the isolator (4), stuffing box (3) upper end is outer to be had by standing bolt (7) fixed flange gland (6), the union lever (12) of electrode body (5) upper end passes outside the flange gland (6), union lever (12) upper end is combined with insulating mat (8) and set nut (9), there is the lead (11) that is connected by connecting screw (10) on union lever (12) top, the outer heat-shrink tube (13) that is with of union lever (12), the outer hypomere portion of going up of isolator (4) respectively is with No. two round section joint rings (16); A round section joint ring (15) places on the external diameter of flange gland (6) lower end, and rubber ring (14) tightly is enclosed within the outer wall of heat-shrink tube (13).
Heat-shrink tube (13) is tightly sealed union lever (12).
Rubber ring (14) tightly is sealed in the outside of heat-shrink tube (13), guarantees that heat-shrink tube (13) outer wall can not seep water.
A round section joint ring (15) and stuffing box (3) can not seep water with flange gland (6) sealing.
The utility model effect is:
The reference electrode of changing in the water, it is convenient to change electrode, is to change in water, is not subjected to protected object depressed place phase and equipment environmental restraint of living in, increases work efficiency, and saves maintenance cost.Be particularly suitable in the impressed current cathodic protection system of oil well, platform and port and pier use.
Description of drawings
Fig. 1 is the structural representation of the reference electrode changed in the water
Wherein:
16 No. two round section joint rings of 1-hull 2-scolder 3-stuffing box 4-isolator 5-electrode body 6-flange gland 7-standing bolt 8-insulating mat 9-set nut 10 connecting screw 11 leads, 12 union lever round section joint rings of 13 heat-shrink tubes, 14 rubber ring 15-
Embodiment
The utility model is a kind of reference electrode that can change in water.Usually the reference electrode in the impressed current cathodic protection system that boats and ships, oil well, platform and port and pier use in water must carry out under the dry-docking condition when changing.The utility model designs again to the structure of existing reference electrode, has proposed a kind of reference electrode that can change in water.
A kind of reference electrode of changing in water as shown in Figure 1, standing bolt (7) are welded on the hull (1) with scolder (2) after flange gland (6) and stuffing box (3) are tightened up; Union lever (12) and electrode body (5) are by in screw thread and the stuffing box (3) that is installed in after isolator (4) is connected with its close-fitting; Isolator (4) is with two No. two round section joint rings (16); Heat-shrink tube (13) is enclosed within on the union lever (12), and a round section joint ring (15) places on the external diameter of flange gland (6) lower end, and rubber ring (14) tightly is enclosed within the outer wall of heat-shrink tube (13).Insulating mat (8) is placed on the flange gland (6), with set nut (9) electrode body (5) is tightened up; Lead (11) is connected by connecting screw (10) and union lever (12).
Heat-shrink tube (13) is tightly sealed union lever (12), guarantees that water can not permeate from union lever (12).
Rubber ring (14) tightly is sealed in the outside of heat-shrink tube (13), guarantees that heat-shrink tube (13) outer wall can not seep water.
A round section joint ring (15) guarantees can not seep water between stuffing box (3) and flange gland (6).Wherein:
1. design the length L 2 of the spacing L1 of two No. two round section joint rings (16) greater than union lever (12);
2. with scolder (2) stuffing box (3) welding by both sides is connected on the hull (1);
3. union lever (12), isolator (4) connect with electrode body (5) by screw thread, and heat-shrink tube (13) is close to isolator (4) upper surface, and thermosetting is on union lever (12);
4. according to the spacing L1 of design, respectively put No. two round section joint rings (16) in isolator (4) outer wall appropriate location;
5. will insert stuffing box close-fitting (3) inside as heat-shrink tube (13), No. two round section joint rings (16), union lever (12), isolator (4), electrode body (5) integral body of one again, keep the bottom concordant with it;
6. rubber ring (14) tightly is enclosed within on the heat-shrink tube (13), and contacts with isolator (4) upper surface;
7. lay a round section joint ring (15) in the outside, flange gland (6) lower end, be pressed into stuffing box (3), flange gland (6) is fixed tightly on the stuffing box (3) with standing bolt (7);
8. insulating mat (8) is enclosed within on the union lever (12), electrode body (5) is tightened up with set nut (9);
9. by connecting screw (10) lead (11) and union lever (12) are connected.
10. when changing reference electrode, pull down connecting screw (10), lead (11) set nut (9), insulating mat (8), standing bolt (7) successively, take out flange gland (6) and rubber ring (14), electrode is headed in the stuffing box (3) then.When just having guaranteed the replacing reference electrode, this can not seep water from stuffing box (3).
Claims (5)
1, a kind of reference electrode of in water, changing, it is characterized in that: have by scolder (2) to be welded in stuffing box (3) on the hull (1), stuffing box (3) inwall has isolator (4), electrode body (5) is housed in the isolator (4), stuffing box (3) upper end is outer to be had by standing bolt (7) fixed flange gland (6), the union lever (12) of electrode body (5) upper end passes outside the flange gland (6), union lever (12) upper end is combined with insulating mat (8) and set nut (9), there is the lead (11) that is connected by connecting screw (10) on union lever (12) top, the outer heat-shrink tube (13) that is with of union lever (12), the outer hypomere portion of going up of isolator (4) respectively is with No. two round section joint rings (16); A round section joint ring (15) places on the external diameter of flange gland (6) lower end, and rubber ring (14) tightly is enclosed within the outer wall of heat-shrink tube (13).
2, the reference electrode of changing in the water according to claim 1 is characterized in that: the distance L 1 between two No. two round section joint rings (16) is greater than the length L 2 of union lever (12).
3, the reference electrode of changing in the water according to claim 1 is characterized in that: heat-shrink tube (13) is tightly sealed union lever (12).
4, according to the reference electrode of changing in claims 1 described water, it is characterized in that: rubber ring (14) tightly is sealed in the outside of heat-shrink tube (13), guarantees that heat-shrink tube (13) outer wall can not seep water.
5, the reference electrode of changing in the water according to claim 1 is characterized in that: a round section joint ring (15) and stuffing box (3) can not seep water with flange gland (6) sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201435195U CN201317810Y (en) | 2008-11-26 | 2008-11-26 | Reference electrode capable of being replaced in water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201435195U CN201317810Y (en) | 2008-11-26 | 2008-11-26 | Reference electrode capable of being replaced in water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201317810Y true CN201317810Y (en) | 2009-09-30 |
Family
ID=41196579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201435195U Expired - Fee Related CN201317810Y (en) | 2008-11-26 | 2008-11-26 | Reference electrode capable of being replaced in water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201317810Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041511B (en) * | 2009-10-16 | 2012-06-06 | 中国科学院海洋研究所 | Special reference electrode in storage tank |
| CN102817037A (en) * | 2011-06-10 | 2012-12-12 | 中国石油天然气股份有限公司 | Oil gas pipeline potential measurement permanent reference electrode |
| CN105388104A (en) * | 2015-07-16 | 2016-03-09 | 大连科迈尔防腐科技有限公司 | Packaging structure and packaging method of a reference electrode |
| CN109666940A (en) * | 2019-02-28 | 2019-04-23 | 西安石油大学 | A kind of reference electrode structure and installation method for inner wall of the pipe |
| CN112098483A (en) * | 2020-09-11 | 2020-12-18 | 中山大学 | A watertight reference electrode |
| CN118256922A (en) * | 2024-05-30 | 2024-06-28 | 长江三峡集团实业发展(北京)有限公司 | Reference electrode for corrosion monitoring and use method thereof |
-
2008
- 2008-11-26 CN CNU2008201435195U patent/CN201317810Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041511B (en) * | 2009-10-16 | 2012-06-06 | 中国科学院海洋研究所 | Special reference electrode in storage tank |
| CN102817037A (en) * | 2011-06-10 | 2012-12-12 | 中国石油天然气股份有限公司 | Oil gas pipeline potential measurement permanent reference electrode |
| CN102817037B (en) * | 2011-06-10 | 2014-11-26 | 中国石油天然气股份有限公司 | Oil gas pipeline potential measurement permanent reference electrode |
| CN105388104A (en) * | 2015-07-16 | 2016-03-09 | 大连科迈尔防腐科技有限公司 | Packaging structure and packaging method of a reference electrode |
| CN105388104B (en) * | 2015-07-16 | 2018-06-08 | 大连科迈尔防腐科技有限公司 | Packaging structure and packaging method of a reference electrode |
| CN109666940A (en) * | 2019-02-28 | 2019-04-23 | 西安石油大学 | A kind of reference electrode structure and installation method for inner wall of the pipe |
| CN112098483A (en) * | 2020-09-11 | 2020-12-18 | 中山大学 | A watertight reference electrode |
| CN118256922A (en) * | 2024-05-30 | 2024-06-28 | 长江三峡集团实业发展(北京)有限公司 | Reference electrode for corrosion monitoring and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20141126 |
|
| EXPY | Termination of patent right or utility model |