CN103590334B - A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function - Google Patents
A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function Download PDFInfo
- Publication number
- CN103590334B CN103590334B CN201210289908.XA CN201210289908A CN103590334B CN 103590334 B CN103590334 B CN 103590334B CN 201210289908 A CN201210289908 A CN 201210289908A CN 103590334 B CN103590334 B CN 103590334B
- Authority
- CN
- China
- Prior art keywords
- drag
- line
- corrosion
- seal box
- stayed structure
- Prior art date
- 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.)
- Active
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title abstract description 12
- 239000000725 suspension Substances 0.000 claims abstract description 13
- 230000002045 lasting effect Effects 0.000 claims abstract description 4
- 238000005728 strengthening Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- SDLBJIZEEMKQKY-UHFFFAOYSA-M silver chlorate Chemical compound [Ag+].[O-]Cl(=O)=O SDLBJIZEEMKQKY-UHFFFAOYSA-M 0.000 claims description 4
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical compound [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910001316 Ag alloy Inorganic materials 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 18
- 230000005764 inhibitory process Effects 0.000 abstract description 3
- 230000010287 polarization Effects 0.000 description 6
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910003455 mixed metal oxide Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
The invention discloses a kind of stayed structure with anti-corrosion function, for strengthening the anticorrosive of arched bridge pre-stressed boom, cable-stayed bridge or suspension bridge stayed structure, comprise: at least one drag-line in described seal box deployed in seal box and one end, and polylith impressed current anode is set on the inwall of described seal box; Described drag-line is placed on the end of described seal box negative electrode access point is set; The described stayed structure with anti-corrosion function also comprises: for the dc source of lasting, burning voltage or electric current is provided, one end of described dc source is connected with described polylith impressed current anode respectively, and the other end that described dc source is relative is connected on described negative electrode access point. The invention also discloses a kind of anti-corrosion protection method of drag-line. Implement the stayed structure with anti-corrosion function of the present invention, can strengthen the inhibition to bridge cable corrosion, eliminate corrosion to the drag-line impact in service life, can significantly improve the service life of current drag-line.
Description
Technical field
The present invention relates to field of bridge construction, relate in particular to a kind of stayed structure and drag-line with anti-corrosion functionAnti-corrosion protection method.
Background technology
Recently the accident that the arched bridge pre-stressed boom occurring collapses, the security of again clear and definite suspension rod is for whole bridgeSecurity have great importance.
In prior art, the bridge that occurs to destroy was mostly lost efficacy and was caused by suspension rod, and suspension rod Problem of Failure is drawnPlay insider's common concern. The mechanism losing efficacy from suspension rod is mainly due to dielectric corrosion and outerThe acting in conjunction of boundary's load causes, i.e. under the common coupling of stress corrosion, fatigue corrosion and mechanical fatigueWhat cause is disrumpent feelings. Because the existence of corrosion is contingency, stress corrosion, fatigue corrosion and mechanical fatigueThe loss of the hoist cable bearing capacity that coupling causes by analyze method be difficult to determine, therefore cause forSuspension rod life forecast is inaccurate. Current detection means cannot accurately detect for the blind area of suspension rod, workIn journey, normally use after 3～15 years with regard to integral replacing at suspension rod, cause larger economic loss.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of and has the stayed structure of anti-corrosion function and drawThe anti-corrosion protection method of rope, can strengthen the inhibition to bridge cable corrosion, eliminates corrosion drag-line is used to the longevityThe impact of life, the service life that can significantly improve current drag-line.
In order to solve the problems of the technologies described above, embodiments of the invention provide a kind of drag-line with anti-corrosion functionStructure, for strengthening the anticorrosive of arched bridge pre-stressed boom, cable-stayed bridge or suspension bridge stayed structure, comprising: sealingAt least one drag-line in described seal box deployed in case and one end,
Polylith impressed current anode is set on the inwall of described seal box;
Described drag-line is placed on the end of described seal box negative electrode access point is set;
The described stayed structure with anti-corrosion function also comprises: for lasting, burning voltage or electric current are providedDc source, one end of described dc source is connected with described polylith impressed current anode respectively, described direct currentThe relative other end in source is connected on described negative electrode access point; In described seal box, there is conducting medium; DescribedPolylith impressed current anode forms galvanic circle by described conducting medium respectively and between described negative electrode access point.
Preferably, the end that described drag-line is placed in described seal box is provided with potential test point;
The described stayed structure with anti-corrosion function also comprises: reference electrode, described reference electrode is in succession in instituteState on potential test point.
Preferably, described reference electrode arranges insulation, and it is arranged on the outside of described drag-line.
Preferably, the insulaion resistance of described reference electrode under drying regime is greater than 1M Ω.
Preferably, described reference electrode is made up of the material of the arbitrary composition in silver, silver chlorate and titanium.
The stayed structure preferably, with anti-corrosion function also comprises: binding post, described binding post respectivelyTie up the stube cable of access described impressed current anode, described negative electrode access point and described potential test point.
Preferably, described polylith impressed current anode is strip, and it is by high-silicon chromium iron, magnetic oxide, plumbous silverArbitrary material in alloy, platinum composite is made.
The anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function provided by the present invention, due to outsideAdd direct current and be applied to respectively on impressed current anode and negative electrode access point, impressed current anode is respectively and between negative electrode access pointForm galvanic circle by conducting medium, this galvanic circle has produced cathodic polarization on drag-line, and it is right to have strengthenedThe inhibition of bridge cable corrosion, eliminates corrosion to the drag-line impact in service life, can significantly improve at present and drawThe service life of rope.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to implementingIn example or description of the Prior Art, the accompanying drawing of required use is briefly described, and apparently, the following describesIn accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not payingGo out under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the organigram of the stayed structure with anti-corrosion function of the embodiment of the present invention;
Fig. 2 is the syndeton block diagram of the stayed structure with anti-corrosion function of the embodiment of the present invention.
Detailed description of the invention
Below with reference to accompanying drawing, the preferred embodiments of the present invention are described.
The invention discloses a kind of stayed structure with anti-corrosion function, for strengthening arched bridge pre-stressed boom, cable-stayed bridgeOr stayed structure anticorrosive in suspension bridge, comprising: seal box 1 and one end are deployed in described seal box 1At least one drag-line 2, polylith impressed current anode 31 is set on the inwall of described seal box 1;
Described drag-line 2 is placed on the end of described seal box 1 negative electrode access point 32 is set;
The described stayed structure with anti-corrosion function also comprises: for lasting, burning voltage or electric current are providedDc source 33, one end of described dc source 33 is connected with described polylith impressed current anode 31 respectively, instituteStating the other end that dc source 33 is relative is connected on described negative electrode access point 32.
Referring to Fig. 1, seal box 1 is the sealing bridge floor bottom that is arranged on arched bridge pre-stressed boom, cable-stayed bridge or suspension bridgeBody structure. In the present embodiment, seal box 1 is set to cubic, the drag-line 2 of what pontic had be direct rod shapeOne end be contained in corresponding seal box 1 after running through bridge floor.
Preferred embodiment, put insulating barrier 11 in madial wall and the winding of diapire pressed on ring of seal box 1, shouldInsulating barrier 11 can strengthen the sealing property of seal box 1 on the one hand, on the other hand for seal box 1 provides relativeThe sealed environment of insulation.
Polylith impressed current anode 31 is set on the inwall of seal box 1. The present embodiment is cubic at seal box 1On surrounding wall, be arranged to the impressed current anode 31 of strip, in impressed current anode 31 seal box 1 around, there is conduction and be situated betweenMatter 34, this conducting medium 34 can be artificial interpolation, can be also the rainwater being seeped in seal box 1, conductionMedium 34 is electric good conductors, and its effect is that the inside of casing is formed surely in the time meeting corresponding conductive conditionFixed electric loop.
Set impressed current anode 31 can be by forming electric loop, tool between above-mentioned conducting medium 34 and drag-lineThe following explanation of body structure.
Be sealed in drag-line 2 in seal box 1 as example taking one below, illustrate that the present invention has anti-corrosion function and drawsThe structure of rope. In other embodiments, can be in such a way in arched bridge pre-stressed boom, cable-stayed bridge or suspension bridgeOn all or part of drag-line 2, implement.
The diapire that drag-line 2 is placed in the relative seal box 1 in end of seal box 1 maintains a certain distance, drag-line 2End be provided with negative electrode access point 32, the two ends of the dc source 33 that drag-line has respectively with the auxiliary sun of polylithThe utmost point 31 is connected with negative electrode access point 32.
As shown in Figure 2, dc source 33 requirements can be for a long time, continue stable voltage or electric current be provided,Normal potentiostat and the vertoro of using in real work. Output current, the output voltage of potentiostat canWith according to the type of service condition, impressed current anode 31, required electric current and the protection system of protected stayed structureThe resistance in loop carries out calculative determination.
Due to conducting medium 34 being set in seal box 1, impressed current anode 31 leads to respectively and between negative electrode access point 32Cross conducting medium 34 and form galvanic circle. There is electrochemical reaction by the surface at impressed current anode 31, noDisconnected ground provides electronics to negative electrode access point 32.
Impressed current anode 31, in concrete enforcement, need to have electrochemistry inertia, and anode polarization rate is low, and loss is fewEtc. characteristic. In the present embodiment, impressed current anode 31 adopts as follows: high-silicon chromium iron, magnetic oxide, plumbous silver closeOne or more in gold, platinum composite anode and metal oxide anode are as making material.
Preferred embodiment, impressed current anode 31 adopts MMO, and (MixedMetalOxide mixes goldBelong to oxide) anode.
Because dc source 33 can apply certain DC current, impressed current anode to drag-line 2 and impressed current anode 31To there is electrochemical reaction in 31 surface, can constantly provide electricity to the negative electrode access point 32 of drag-line 2Son, thus make drag-line 2 produce cathodic polarization. When the current potential of the negative electrode access point 32 of drag-line 2 is defeated by a certain electricityWhen place value, the anodic dissolution processes of corrosion will be effectively suppressed, and then realizes bridge cable corrosionSuppress, in the service life that can significantly improve current drag-line, removed corrosion to the drag-line impact in service life,Make the life-span calculating of drag-line become possibility, economic benefit and social benefit are remarkable.
Further, the present invention has in the another kind of embodiment of stayed structure of anti-corrosion function, drag-line knotStructure also comprises reference electrode 36, and reference electrode 36 is in succession on potential test point 35. Reference electrode 36 is to useMeasure potential test on drag-line 2 and put the equipment of 35 protection potentials, can supervise by reference electrode 36 is setWhether the protection potential of surveying on drag-line 2 has reached designing requirement.
Reference electrode 36 has the characteristics such as little, the good stability of polarization, not fragile, long service life. SpecificallyWhen enforcement, reference electrode 36 requires to have insulating properties, and reference electrode 36 is under drying regime, and it hasElectrode body or conducting rod and electrode watertight cover or stuffing-box between insulaion resistance should be greater than 1M Ω, and haveGood watertightness performance, can prevent rainwater intrusion.
In the present embodiment, reference electrode 36 is installed in drag-line 2 outsides, and it can play the work of being convenient to replacingWith. Reference electrode 36 can be measured the protection potential of drag-line each several part for a long time accurately, reliably, each to ensureThe protection effect of individual part.
Preferred embodiment, reference electrode 36 is by one or more the material systems in silver, silver chlorate and titaniumBecome. The longer service life of the reference electrode 36 that employing silver or silver chlorate material are made, can meet design and makeWith the requirement of the time limit.
In above-mentioned other embodiments with anti-corrosion function stayed structure:
Stayed structure also comprises binding post 37, and binding post 37 is tied up respectively access impressed current anode 31, negative electrode accessThe stube cable of point 32 and potential test point 35. Binding post 37 is set and can facilitates wiring management, avoidThere is to cause because of wiring confusion the generation of the problems such as short circuit, line body are aging.
The invention also discloses a kind of anti-corrosion protection method for drag-line, for arched bridge pre-stressed boom, cable-stayed bridge orIn suspension bridge, stayed structure is anticorrosive, comprises the following steps:
S10, applying direct current applies electric current by impressed current anode 31 and conducting medium 34 to drag-line;
S20, the potential value data of Monitoring and Controlling drag-line.
Wherein, the step of the potential value of S20 Monitoring and Controlling drag-line comprises the following steps:
S201, the relatively target potential value data of drag-line and the drag-line actual potential Value Data that monitors, according to thanCompared with object information, adjust the output valve of applying direct current.
This anti-corrosion protection method that is used for drag-line in the specific implementation, can setting around drag-line 2 to be protectedThe conductive region of sealing relatively, as conducting medium 34 is set in this conductive region, respectively at this conductive regionIn polylith impressed current anode 31 is set, and by being arranged on the drag-line 2 of this conductive region, negative electrode access point 32 is set,Applying direct current is connected on polylith impressed current anode 31 and negative electrode access point 32, and impressed current anode 31 respectivelyAnd form galvanic circle by conducting medium 34 between negative electrode access point 32.
Because dc source 33 can apply certain DC current, impressed current anode to drag-line 2 and impressed current anode 31To there is electrochemical reaction in 31 surface, can constantly provide electricity to the negative electrode access point 32 of drag-line 2Son, thus make drag-line 2 produce cathodic polarization. When the current potential of the negative electrode access point 32 of drag-line 2 is defeated by a certain electricityWhen place value, the anodic dissolution processes of corrosion will be effectively suppressed, and then realizes bridge cable corrosionSuppress, in the service life that can significantly improve current drag-line, removed corrosion to the drag-line impact in service life,Make the life-span calculating of drag-line become possibility.
The step of Monitoring and Controlling drag-line potential value in the specific implementation, can be surveyed by the current potential that is connected to drag-line 2Monitoring device in pilot 35, as potential acquisition instrument, gathers the potential value data of drag-line 2, potential acquisition instrumentBy wired or wireless mode, data message is sent to control device, as potentiostat monitor, permanent electricityPosition instrument monitor is by comparing the target potential value data of drag-line and the drag-line reality being collected by potential acquisition instrumentPotential value data, export comparative result information, and adjust the output valve of applying direct current, make drag-line 2 negative electrodesThe current potential of access point 32 is the required value in design all the time.
Implement the stayed structure with anti-corrosion function of the embodiment of the present invention and the anti-corrosion protection method of drag-line, byBe applied to respectively on impressed current anode and negative electrode access point in applying direct current, impressed current anode accesses with negative electrode respectivelyBetween point, form galvanic circle by conducting medium, this galvanic circle has produced cathodic polarization on drag-line, strengthensInhibition to bridge cable corrosion, eliminate corrosion on the drag-line impact in service life, can significantly improve orderThe service life of fore stay.
Above disclosed only for preferred embodiment of the present invention, certainly can not with this limit the present invention itInterest field, therefore equivalent variations, still belongs to the scope that the present invention is contained.
Claims (7)
1. there is a stayed structure for anti-corrosion function, for strengthening arched bridge pre-stressed boom, cable-stayed bridge or suspension bridgeStayed structure anticorrosive, comprising: seal box (1) and one end are deployed in described seal box (1) extremelyA few drag-line (2), is characterized in that,
Polylith impressed current anode (31) is set on the inwall of described seal box (1);
Described drag-line (2) is placed on the end of described seal box (1) negative electrode access point (32) is set;
The described stayed structure with anti-corrosion function also comprises: for lasting, burning voltage or electric current are providedDc source (33), one end of described dc source (33) respectively with described polylith impressed current anode (31) phaseConnect, the relative other end of described dc source (33) is connected on described negative electrode access point (32);
In described seal box (1), there is conducting medium (34);
Described polylith impressed current anode (31) is situated between by described conduction respectively and between described negative electrode access point (32)Matter (34) forms galvanic circle.
2. the stayed structure with anti-corrosion function as claimed in claim 1, is characterized in that, described drag-line(2) end that is placed in described seal box (1) is provided with potential test point (35);
The described stayed structure with anti-corrosion function also comprises: reference electrode (36), described reference electrode (36)In succession on described potential test point (35).
3. the stayed structure with anti-corrosion function as claimed in claim 2, is characterized in that, described referenceElectrode (36) arranges insulation, and it is arranged on the outside of described drag-line (2).
4. the stayed structure with anti-corrosion function as claimed in claim 3, is characterized in that, described referenceThe insulaion resistance of electrode (36) under drying regime is greater than 1M Ω.
5. the stayed structure with anti-corrosion function as claimed in claim 4, is characterized in that, described referenceElectrode (36) is made up of the material of the arbitrary composition in silver, silver chlorate and titanium.
6. the stayed structure with anti-corrosion function as claimed in claim 2, is characterized in that, described in haveThe stayed structure of anti-corrosion function also comprises: binding post (37), described binding post (37) is tied up respectively access instituteState the connection electricity of impressed current anode (31), described negative electrode access point (32) and described potential test point (35)Cable.
7. the stayed structure with anti-corrosion function as claimed in claim 1, is characterized in that, described polylithImpressed current anode (31) is strip, and it is by high-silicon chromium iron, magnetic oxide, pb-ag alloy, platinum composite woodArbitrary material in material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289908.XA CN103590334B (en) | 2012-08-15 | 2012-08-15 | A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289908.XA CN103590334B (en) | 2012-08-15 | 2012-08-15 | A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103590334A CN103590334A (en) | 2014-02-19 |
| CN103590334B true CN103590334B (en) | 2016-05-04 |
Family
ID=50080637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210289908.XA Active CN103590334B (en) | 2012-08-15 | 2012-08-15 | A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103590334B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104388947B (en) * | 2014-12-01 | 2017-03-29 | 山东大学（威海） | A kind of easy drag-line anti-corrosion protection system |
| CN104695325B (en) * | 2015-03-13 | 2016-08-17 | 中交公路规划设计院有限公司 | A kind of sling of suspension bridge preserving method and structure |
| CN107988603B (en) * | 2017-12-22 | 2023-07-07 | 郑州大学 | Device and method for protecting cable from corrosion by using externally applied current of rainwater conduction |
| CN111593354B (en) * | 2020-05-27 | 2022-05-10 | 重庆交通大学 | A method, system and device for cathodic protection of bridge cable with impressed current |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1580386A (en) * | 2004-05-20 | 2005-02-16 | 赵全玺 | Anticorrosive fire-proof cable rope |
| CN2813639Y (en) * | 2004-08-03 | 2006-09-06 | 中国海洋大学 | Dead anode protector for steel reinforced concrete structures |
| JP2007284726A (en) * | 2006-04-13 | 2007-11-01 | Shinko Wire Co Ltd | Method of cathodic protection for reinforced concrete structure and cathodic protection structure |
| CN101492821A (en) * | 2009-02-26 | 2009-07-29 | 中国船舶重工集团公司第七二五研究所 | Anticorrosion method employing metallic oxide anode |
| CN201587982U (en) * | 2009-11-15 | 2010-09-22 | 姚建军 | Solar bridge steelwork protector |
| KR20110066412A (en) * | 2009-12-11 | 2011-06-17 | 재단법인 포항산업과학연구원 | Filler removal device of steel wire cable |
| CN102168404A (en) * | 2011-03-16 | 2011-08-31 | 大连市市政设计研究院有限责任公司 | Corrosion prevention method for a concrete bridge |
| CN202830171U (en) * | 2012-08-15 | 2013-03-27 | 深圳市市政设计研究院有限公司 | Cable structure with anticorrosion function |
-
2012
- 2012-08-15 CN CN201210289908.XA patent/CN103590334B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1580386A (en) * | 2004-05-20 | 2005-02-16 | 赵全玺 | Anticorrosive fire-proof cable rope |
| CN2813639Y (en) * | 2004-08-03 | 2006-09-06 | 中国海洋大学 | Dead anode protector for steel reinforced concrete structures |
| JP2007284726A (en) * | 2006-04-13 | 2007-11-01 | Shinko Wire Co Ltd | Method of cathodic protection for reinforced concrete structure and cathodic protection structure |
| CN101492821A (en) * | 2009-02-26 | 2009-07-29 | 中国船舶重工集团公司第七二五研究所 | Anticorrosion method employing metallic oxide anode |
| CN201587982U (en) * | 2009-11-15 | 2010-09-22 | 姚建军 | Solar bridge steelwork protector |
| KR20110066412A (en) * | 2009-12-11 | 2011-06-17 | 재단법인 포항산업과학연구원 | Filler removal device of steel wire cable |
| CN102168404A (en) * | 2011-03-16 | 2011-08-31 | 大连市市政设计研究院有限责任公司 | Corrosion prevention method for a concrete bridge |
| CN202830171U (en) * | 2012-08-15 | 2013-03-27 | 深圳市市政设计研究院有限公司 | Cable structure with anticorrosion function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103590334A (en) | 2014-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102618875B (en) | Concrete processing method | |
| CN103590334B (en) | A kind of anti-corrosion protection method of stayed structure and the drag-line with anti-corrosion function | |
| CN103469212B (en) | For the anode conducting weighting material of protecting reinforced concrete cathode system | |
| CN107988603B (en) | Device and method for protecting cable from corrosion by using externally applied current of rainwater conduction | |
| CN104611707B (en) | A kind of cathode protecting process for subterranean pipe line and device | |
| CN104767042A (en) | Anti-corrosion and resistance-reducing grounding electrode | |
| EP2641454B1 (en) | Method for protecting electrical poles and galvanized anchors from galvanic corrosion | |
| CN108203832A (en) | A kind of reference electrode device peculiar to vessel | |
| RU2394943C1 (en) | Installation for cathode protection of gas lines and underground constructions | |
| CN202830171U (en) | Cable structure with anticorrosion function | |
| WO2016093572A1 (en) | Electric anticorrosive potential measurement electrode unit | |
| CN105506645A (en) | Anticorrosion device and anticorrosion method of ground wire | |
| CN207405243U (en) | Underground piling bar based on Internet of Things, steel conduit anti-corrosion monitoring system | |
| CN104611709A (en) | Electrochemical method and device for anticorrosion of cable body | |
| CN104502263B (en) | Steel and concrete structure cathodic corrosion control anode material acceleration test apparatus and life-span prediction method | |
| CN203259493U (en) | Reference electrode for protecting and monitoring cathode of offshore wind power foundation | |
| CN203474895U (en) | Well casing anti-corrosion device of underground gas storage well | |
| CN103205933A (en) | Stayed cable body with impressed current cathodic protection | |
| CN203653701U (en) | Novel anticorrosion cable | |
| IT202000002143A1 (en) | PERMANENT REFERENCE ELECTRODE COPPER / COPPER SULPHATE IN GEL FOR MEASURING THE TRUE POTENTIAL AND CURRENT DENSITY OF UNDERGROUND METALLIC STRUCTURES | |
| JP7083113B2 (en) | Electromotive force assist system in galvanic anode type electrocorrosion protection method | |
| KR100595391B1 (en) | Electric method | |
| CN103205756A (en) | CFRP (carbon fiber reinforced plastic)-reinforced concrete composite structure with automatic cathode protection and method | |
| CN206654955U (en) | A kind of cathodic protection structure of cable-stayed bridge saddle anchoring section | |
| Kessler et al. | Cathodic protection using zinc sheet anodes and an ion conductive gel adhesive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |