CN109252171A - A kind of Impressed Current Cathodic Protection Anodes device for ship - Google Patents
A kind of Impressed Current Cathodic Protection Anodes device for ship Download PDFInfo
- Publication number
- CN109252171A CN109252171A CN201811356781.2A CN201811356781A CN109252171A CN 109252171 A CN109252171 A CN 109252171A CN 201811356781 A CN201811356781 A CN 201811356781A CN 109252171 A CN109252171 A CN 109252171A
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- Prior art keywords
- anode
- seat
- ship
- hole
- conducting layer
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Classifications
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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
- C23F13/16—Electrodes characterised by the combination of the structure and the material
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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
- C23F13/20—Conducting electric current to electrodes
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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
- C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
- C23F2213/30—Anodic or cathodic protection specially adapted for a specific object
- C23F2213/31—Immersed structures, e.g. submarine structures
Abstract
The invention discloses a kind of Impressed Current Cathodic Protection Anodes device for ship, anode bed top center extends outwardly a terminal box；Anode seat is jointly mounted in the frame structure of anode bed, anode seat top center longitudinally runs through one conducting rod of setting, run through at the top of anode bed at the top of conducting rod and extends in terminal box, conducting rod is longitudinally scalable, conducting rod bottom is provided with one first insulating supporting seat, and the first insulating supporting seat is located in anode seat cavity；Anode bodies include a metal conducting layer and several electrodes being conductively connected in metal conducting layer bottom, several electrodes are equidistantly spaced apart, metal conducting layer is connected to anode seat bottom, conducting rod bottom and metal conducting layer top center are conductively connected, under normal condition, metal conducting layer is parallel at the top of anode bed；Between first expansion regulating mechanism is arranged at the top of the first insulating supporting seat and anode seat.The present invention effectively solves the technical issues of anode assembly mounting surface can not be adaptively adjusted.
Description
Technical field
The present invention relates to ships anticorrosion technical fields, it is more particularly related to a kind of outer power-up for ship
Flow cathodic protection auxiliary anode device.
Background technique
Hull and steel construction in marine environment need to take one there are serious electrochemical corrosion in Seawater
Fixed corrosion protection steps.Coating protecting technology is formed a film using coating by protection component surface, and corrosion protection is played the role of,
It is the effective ways of corrosion protection, is widely used.But due to being influenced by the integrality of film forming coatings itself, for example coating lacks
Fall into, impact failure, aging, coating pore infiltration etc., however it remains certain corrosion impact, jeopardize hull, steel construction etc.
Safety, and influence subsequent maintenance cost.Therefore, it is necessary to take further additional protection.Common protection is arranged
It applies including the methods of sacrificial anode and impressed current cathodic protection (ICCP).
Applying cathodic protection can be effectively suppressed pitting at holiday, and can reduce cathodic protection current density, make cathode
Protection is more economical, it is more uniform to paste current distribution well, and protecting effect is more preferable.Concrete principle is: impressed current cathodic protection
(ICCP), electrochemical protection method is belonged to, by installing insoluble anode by the underwater portion of protection component, and to be protected
It protects steel plate or steel member and applies DC current between anode and cathode as cathode, and the big of electric current is applied by automatic adjustment
Small control is played by the chemical potential of guard member by the purpose of guard member corrosion protection.Long with the service life, installation is simple, weight
Gently, the advantages that small on being influenced by guard member, maintenance cost is low, and use is convenient for management, safe and reliable, is used widely.ICCP
The basic composition of system includes: insoluble anode system, reference electrode, power-supply system, cable etc..
Wherein, insoluble anode system is the critical component of impressed current cathodic protection (ICCP) system, generallys use gold
Belong to titanium as substrate, and in substrate surface lining rare precious metals or metal oxide containing precious metals, forms electrode body.As crucial portion
Part, ICCP anode need to have high current fan-out capability, and electrode body size is small, light weight, and performance is stablized, long service life, knot
The characteristics of structure is reliable, simple installation.In the prior art, anode system influences hull streamline in order to prevent, while in order to protect sun
Anode system by collsion damage, is not embedded in the steel plate for being mounted on bottom of ship usually by electrode systems, but existing anode system
It is designed to strip or discoid planar structure, and mounting surface structure cannot change, size is even up to several meters, and anode
System is typically mounted on bottom of ship, and the curvature of bottom of ship is larger and the curvature of each position is not quite similar, to cause sun
Electrode systems can not effectively be combined with bottom of ship, so that anode system periphery protrudes from bottom of ship, accommodating causes anode system
Collsion damage or anode system central concave in bottom of ship, not only need to increase bottom of ship installation hole location depth
Degree, while field distribution is influenced, reduce the effect of cathodic protection.
Chinese patent CN1844454A discloses a kind of metal oxide anode assembly for cathode protection of ship；It is Chinese special
Sharp CN104178769A discloses a kind of impressed current cathodic protection solid anode assembly peculiar to vessel；Sun in above-mentioned two patent
Polar body structure can not all suit bottom of ship surface, so that anode bodies protrusion or recess cause anode bulk damage in bottom of ship
Or influence field distribution.
Summary of the invention
It is an object of the invention to solve at least the above problems, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of Impressed Current Cathodic Protection Anodes devices for ship, can
The cambered surface that anode assembly itself is effectively adjusted according to the bottom of ship cambered surface of anode assembly installed position, makes anode with this
Device and bottom of ship perfect combination, i.e., do not influence the normal shipping of ship, and not will cause anode assembly collsion damage or shadow
Field distribution is rung, the present invention effectively solves the technical issues of anode assembly mounting surface can not be adaptively adjusted.
In order to realize these purposes and other advantages according to the present invention, a kind of impressed current yin for ship is provided
Protect auxiliary anode device in pole, comprising:
Anode bed is the cavity frame structure of bottom-open, and the anode bed top center extends outwardly a terminal box,
One flangeseal of the terminal box open end, the anode bed lateral wall and bottom of ship Interal fixation；
Anode seat is jointly mounted in the frame structure of the anode bed, and the anode seat is the cavity of bottom-open
Frame structure, the anode seat top center longitudinally run through one conducting rod of setting, run through the anode bed at the top of the conducting rod
Top simultaneously extends in the terminal box, and the conducting rod is longitudinally scalable, and the conducting rod bottom is provided with one first insulation
Support base, the first insulating supporting seat are located in the anode seat cavity；
Anode bodies comprising a metal conducting layer and several electrodes being conductively connected in the metal conducting layer bottom, if
The electrode is done equidistantly to be spaced apart, the metal conducting layer is connected to anode seat bottom, the conducting rod bottom with
The metal conducting layer top center is conductively connected, and under normal condition, the metal conducting layer is parallel at the top of the anode bed；
And
First expansion regulating mechanism, setting at the top of the first insulating supporting seat and the anode seat between.
Preferably, the anode bed top center, which longitudinally runs through, opens up first through hole, the upper diameter of the first through hole
Greater than lower diameter, first through hole upper surface periphery is provided with several threaded holes, and the anode bed is by insulating stiff material
It is made.
Preferably, the anode seat is made of insulating stiff material, and the anode seat top center, which longitudinally runs through, opens up
Two through-holes, the first through hole are connected to the second through-hole consistency from top to bottom；
The anode seat dome top surface is arranged to planar structure, and is bonded with the anode bed top lower surface, described
Anode seat lateral wall is bonded with the anode bed inner sidewall, and is set between the anode seat lateral wall and the anode bed inner sidewall
It is equipped with the first sealing ring；The anode seat inner sidewall lower part opens up a groove.
Preferably, the metal conducting layer surrounding is embedded in the groove, the thickness of the metal conducting layer 5mm~
50mm, the metal conducting layer upper and lower surface are provided with corrosion-inhibiting coating by encapsulated encapsulation of insulating, the encapsulated bottom of insulation, institute
It states to insulate and is provided with the second sealing ring between encapsulated side wall and the anode seat inner sidewall.
Preferably, the electrode by Titanium base and is covered on the ceramic metal oxide coating of titanium-based external surface and constitutes,
The top of electrodes is provided with an extension, insulation of the extension on the downside of the metal conducting layer it is encapsulated and with the gold
Belong to conductive layer to be conductively connected, and the conductive extension periphery is provided with a protruding block, the protruding block is embedded in the insulation
In encapsulated；
The electrode covering is distributed in the bottom opening of the anode seat, and the spacing between each electrode sidewall is less than
100mm, when normal condition, the electrode lower surface is flushed with the anode seat sidewall bottom.
Preferably, insulation of the conducting rod bottom on the upside of the metal conducting layer it is encapsulated and with the metallic conduction
Layer is conductively connected, and the conducting rod is through the first through hole and the second through-hole and stretches in the terminal box, described first
Gap between through-hole upper inside wall and the conducting rod is filled with filler, and the first through hole upper end is provided with a filler pressure
Lid, the gland is set in the conducting rod periphery, and gland pressing above the filler and passes through spiral shell
Bar is connected in the threaded hole.
Preferably, the conductive soft wiring of upper end connection one of the conducting rod, the conduction soft wiring are located at the terminal box
Interior, the flangeseal is connected to terminal box open end periphery, and the ring flange center is provided through third through-hole,
The third through-hole upper end extends outwardly a hickey, and a pressing nut, the pressing are threadedly coupled on the hickey
Nut interior is made of the first cavity, the second cavity and third cavity being interconnected from the bottom up, the first cavity internal diameter
Less than the second cavity internal diameter, the first cavity internal diameter is greater than third cavity internal diameter, and first cavity inner wall is threaded in institute
It states on hickey, a rubber ring is provided in second cavity, the thickness of the rubber ring is not less than the hickey
Thickness, the rubber ring inner sidewall flushes with the third cavity inner wall.
Preferably, first expansion regulating mechanism includes an oil hydraulic cylinder and the telescopic arm that is connected to the oil hydraulic cylinder, described
Oil hydraulic cylinder and telescopic arm are annular hollow structure, and the conducting rod runs through the center of first expansion regulating mechanism, the oil
By the setting of the first felt pad in the anode seat top lower surface at the top of cylinder pressure, the telescopic arm bottom passes through the second felt pad
It is connected on the first insulating supporting seat；The oil hydraulic cylinder is drawn from the anode bed by an oil pipe, the oil pipe with
It is tightly connected at the top of the anode bed, the exit of the oil pipe is connected to an oil return box by oil pump.
Preferably, the thickness at the top of the anode seat is gradually reduced outward by center.
Preferably, the anode seat top lower surface center is provided with the first gradual protrusion, and described first is gradual convex
It plays periphery and is at least arranged at intervals with a second gradual protrusion, the first gradual protrusion is center symmetrical structure, institute
The protrusion tip for stating the second gradual protrusion, which is run through, opens up a fourth hole, anode bed top corresponding with the fourth hole
Lower surface opens up a limit hole, stretches in the fourth hole and is provided with an insulating bar, insulating bar upper end activity to institute
It states in limit hole, the bottom of the insulating bar is provided with one second insulating supporting seat, and the second insulating supporting seat is located at described
In anode seat cavity；It is connect at the top of the insulating bar bottom and the metal conducting layer, the second insulating supporting seat and described
The second expansion regulating mechanism, second expansion regulating mechanism and the first telescopic adjustment machine are provided between at the top of anode seat
Structure structure is consistent；The distance of the protrusion tip to the described second gradual raised outboard end is greater than the protrusion tip to described
The distance of second gradual raised inner end, the distance at the protrusion tip to the described second gradual raised inner end is between institute
It states between the first gradual protrusion radial direction radius and diameter.
The present invention is include at least the following beneficial effects:
1, anode assembly mounting surface radian of the invention is adjustable, reduces the depth of bottom of ship installation hole location to the greatest extent
Degree reduces the influence to bottom of ship structural intergrity；
2, by adjusting the radian of anode assembly mounting surface, so that the ship bottom of anode assembly outer surface and installed position
Portion outer surface radian is consistent, avoids damage to the consistency of bottom of ship cambered surface, and anode assembly is made neither to protrude from ship bottom
Portion is not also depressed in bottom of ship, effectively reduces anode assembly collsion damage probability, at the same can according to bottom of ship structure and
Optimize field distribution, improves the cathodic protection effect to bottom of ship；
3, anode assembly integral sealing effect is improved, the reliability and service life of anode assembly are improved；
4, the installation process of anode assembly is simplified.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the overall structure diagram of apparatus of the present invention when normal condition in embodiment one；
Fig. 2 is the structural schematic diagram of anode bed；
Fig. 3 is the structural schematic diagram of anode seat；
Fig. 4 is the structural schematic diagram of anode bodies；
Fig. 5 is the structural schematic diagram of part A in Fig. 1；
Fig. 6 is the structural schematic diagram of part B in Fig. 1；
Fig. 7 is the structural schematic diagram of Local C in Fig. 1；
Fig. 8 is the cross-sectional view for pressing nut；
Fig. 9 is the overall structure diagram of apparatus of the present invention after protrusion cambered surface adjustment in embodiment one；
Figure 10 is the structural schematic diagram of part D in Fig. 9；
Figure 11 is the overall structure diagram of apparatus of the present invention when normal condition in embodiment two；
Figure 12 is the overall structure diagram of apparatus of the present invention after protrusion cambered surface adjustment in embodiment two.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
Embodiment one
As Figure 1-10 shows, the present invention provides a kind of Impressed Current Cathodic Protection Anodes device for ship,
In the present embodiment, auxiliary anode device is illustrated with disk structure, can also according to circumstances use string configuration.
Auxiliary anode device includes: anode bed 10, anode seat 50 and anode bodies.Wherein, anode bed 10 is bottom-open
Cavity frame structure, including top 14 and surrounding side wall 15,10 top center of anode bed, which longitudinally runs through, opens up first through hole
12, the upper diameter of the first through hole 12 is greater than lower diameter, sets on the top 14 of the 12 upper surface periphery of first through hole
Several threaded holes 13 are equipped with, the anode bed 10 is made of insulating stiff material, such as insulating ceramic materials, usual bottom of ship
Several installation cavitys are offered on steel plate, entire anode assembly is solid by 10 lateral wall of anode bed and installation chamber inner sidewall
It is fixed.15 inside bottom of side wall offers the conduit 151 for installing sealing ring.
10 top center of anode bed extends outwardly a terminal box 82, and terminal box 82 can be arranged to one with anode bed 10
Body formula structure, or the split type structure being tightly connected.82 open end of terminal box is sealed with a ring flange 80, is specifically connect
82 upper end opening periphery of wire box is provided with attachment base 821, and 80 periphery of ring flange is connected on attachment base 821 by nut seal,
So that forming a confined space in terminal box 82.
81 center of disk body of the ring flange 80 is provided through third through-hole 811, and 811 upper end of third through-hole is outside
Extend a hickey 812, external screw thread 813 is provided on 812 lateral wall of hickey, screw thread connects on the hickey 812
Connect a pressing nut 83, first cavity, the second cavity and third pressed inside nut 83 by being interconnected from the bottom up
Cavity 832 is constituted, and the first cavity internal diameter is greater than 832 internal diameter of third cavity less than the second cavity internal diameter, the first cavity internal diameter,
Third cavity 832 is connected to outward, and internal screw thread 833 is provided in first cavity inner wall, and pressing nut 83 passes through the first chamber
Internal screw thread 833 on internal side wall is threaded on the hickey 812, is provided with a rubber ring in second cavity
834, the thickness of the rubber ring 834 is not less than the thickness of the hickey 812,834 inner sidewall of rubber ring with it is described
832 inner sidewall of third cavity flushes, when press nut 83 be tightened in hickey 812 when, third through-hole 811 successively with the first chamber
Body, the second cavity are connected to third cavity 832, and 812 top squeeze of hickey plays hickey in 834 bottom of rubber ring
Sealing between 812 and pressing nut 83, so that rubber ring 834 be squeezed to the second inside cavities.
Anode seat 50 is jointly mounted in the frame structure of the anode bed 10, specifically, the anode seat 50 is and sun
The cavity frame structure for the bottom-open that bed 10 inside in pole is adapted to, the anode seat 50 are made of insulating stiff material, such as absolutely
Edge ceramic material, non-conductive fibre pressing material etc..
The anode seat 50 includes top and surrounding side wall 51, and 50 dome top surface of anode seat is arranged to planar junction
Structure, the grading structure 52 being gradually reduced outward for thickness by center at the top of the anode seat 50, the center of the grading structure 52
Longitudinal direction is through the second through-hole 53 is opened up, and 50 dome top surface of anode seat is bonded with 10 top lower surface of anode bed, so that institute
First through hole 12 is stated to be connected to 53 consistency from top to bottom of the second through-hole；50 lateral wall 51 of anode seat and 10 inner sidewall of anode bed
Fitting, 51 exterior bottom of side wall offer a conduit 513 corresponding with conduit 151, are provided between conduit 151 and conduit 513
First sealing ring realizes sealing by the first sealing ring between 50 lateral wall of anode seat and 10 inner sidewall of anode bed.
Anode bodies include the electrode 40 of a metal conducting layer 30 and several conductive connections in 30 bottom of metal conducting layer,
50 inner sidewall of anode seat, 51 lower part opens up a groove 511, and 30 surrounding of metal conducting layer is embedded in the groove 511
In, so that anode bodies are mounted on anode seat 50.
In 5mm~50mm, the present embodiment, the thickness of metal conducting layer 30 exists the thickness of the metal conducting layer 30
15mm can adjust the thickness of metal conducting layer 30 according to the size of anode assembly, and the size of anode assembly is bigger, metallic conduction
The thickness of layer 30 is also bigger.The thickness of metal conducting layer 30 can guarantee the integral rigidity of metal conducting layer 30 in 15mm, can also
So that can have certain deformability under pressure, to adjust anode by the deformation of metal conducting layer 30
The shape and structure of body bottom finally makes electrode 40 consistent with the bottom of ship outer surface radian of installed position, avoids damage to
The consistency of bottom of ship cambered surface, and make anode assembly neither protrude from bottom of ship nor be depressed in bottom of ship, effectively
Anode assembly collsion damage probability is reduced, while field distribution can be optimized according to bottom of ship structure, is improved to ship bottom
The cathodic protection effect in portion.
In the prior art, anode bodies planform can not change, in order to which anode bodies to be completely embedded in the steel of bottom of ship
Without protruding in plate, the depth for the installation hole location being provided on bottom of ship steel plate can only be deepened to accommodate anode dress completely
It sets, to destroy bottom of ship structure, influences safety.Anode assembly mounting surface radian of the invention is adjustable, can reduce
The fitting depth of anode assembly, that is, the depth of bottom of ship installation hole location is reduced to the greatest extent, it reduces to ship bottom
The influence of portion's structural intergrity.
After anode bodies are installed in place, metal conducting layer 30 and 50 bottom interval certain distance of anode seat, for being led for metal
The deformation of electric layer 30 provides activity space.Under normal condition, the metal conducting layer 30 is parallel with 10 top of anode bed, gold
When belonging to 30 compression deformation of conductive layer, so that 40 lower surface of electrode is consistent with the bottom of ship outer surface radian of installed position.
30 upper and lower surface of metal conducting layer avoids metal conducting layer 30 from connecing with seawater by encapsulated 20 encapsulation of insulating
Touching, causes to corrode, and metal conducting layer 30 can be copper sheet, platinum sheet etc., and encapsulated 20 bottom of insulation is provided with corrosion-inhibiting coating, has
Effect is placed by seawater corrosion, and 51 inside bottom of side wall offers a conduit 512, and the second sealing ring is provided in conduit 512, described
It insulate and sealing is realized by the second sealing ring between encapsulated 20 side wall and 50 inner sidewall of anode seat, seawater is avoided to penetrate into sun
In space between polar body and anode seat 50.
The metal conducting layer 30 is connected to 50 bottom of anode seat, and each electrode 40 is equidistantly distributed in
30 bottom of metal conducting layer, the electrode 40 is by Titanium base and is covered on the ceramic metal oxide coating structure of titanium-based external surface
At ceramic metal oxide coating can be by one of ruthenium-oxide, yttrium oxide, palladium oxide platinum metal oxides or a variety of and oxygen
Change titanium, tin oxide, one of tantalum oxide non-noble metal oxide or a variety of mixes.
A conductive extension is provided at the top of the electrode 40, the extension is through 30 downside of metal conducting layer
Insulate encapsulated 20 and with the metal conducting layer 30 be conductively connected, extension can with 30 bottom of metal conducting layer be integrally formed or
Fission connection, after electrode 40 is connect with metal conducting layer 30, then by insulation encapsulated 20 by 30 enclosed package of metal conducting layer, and
The extension periphery is provided with a protruding block 41, and the protruding block 41 is embedded in the insulation encapsulated 20, enhancing and insulation
Encapsulated 20 bond strength is avoided when metal conducting layer 30 deforms, and insulate encapsulated 20 bottom cracking, while protruding block 41 also functions to
Insulate encapsulated 20 with the sealing function of extension junction, avoid seawater from penetrating into and contacted with metal conducting layer 30.
The electrode 40 covers the bottom opening for being distributed in the anode seat 50, between each 40 side wall of electrode between
Away from 100mm is less than, when deforming for metal conducting layer 30, space is reserved in the adjustment of mutual alignment between each electrode 40, together
When, it also ensures the area coverage of electrode 40, avoids influencing field distribution due to electrode 40 is distributed sparse.When normal condition, institute
It states 40 lower surface of electrode to flush with 50 sidewall bottom of anode seat, is that electrode 40 plays crash protection work by 50 side wall of anode seat
With；When metal conducting layer 30 protrudes, when so that 40 bottom of electrode is consistent with the bottom of ship outer surface radian of installed position, electricity
40 bottom of pole will not protrude from hull bottom, be at this time that electrode 40 plays the role of crash protection by bottom of ship.
50 top center of anode seat longitudinally runs through one conducting rod 70 of setting, that is, conducting rod 70 sequentially passes through first
Through-hole 12 and the second through-hole 53 through 10 top of anode bed and extend to the terminal box 82 at the top of the conducting rod 70
It is interior, and 70 longitudinal direction of the conducting rod can stretch in first through hole 12 and the second through-hole 53,70 bottom of conducting rod is provided with
One first insulating supporting seat 71, the first insulating supporting seat 71 are located in 50 cavity of anode seat.
Specifically, the conducting rod 70 is through the first through hole 12 and the second through-hole 53 and stretches to the terminal box 82
Interior, the gap between 12 upper inside wall of first through hole and the conducting rod 70 is filled with filler 112, the first through hole 12
Upper end is provided with a gland 111, and the gland 111 is set in 70 periphery of conducting rod, and the gland
111 pressings are connected in the threaded hole 13 above the filler 112 and through screw rod, when conducting rod 70 runs through first through hole
12 and second through-hole 53 extend in terminal box 82 after, by fixed gland 111, squeeze filler 112 and make conducting rod
Gap between 70 and 12 upper inside wall of first through hole is filled up completely, to play the sealing function to 50 cavity of anode seat.
The conductive soft wiring 73 of upper end connection one of the conducting rod 70, the conduction soft wiring 73 are located at the terminal box 82
Interior, conductive 73 first end of soft wiring is conductively connected by the conducting connecting part 72 and conducting rod 70 of 70 upper end of conducting rod, opens method
Blue disk 80, power supply line sequentially pass through pressing nut 83 and third through-hole 811 enter in terminal box 82, and with conductive soft wiring 73
Second end is conductively connected, and is then sealed 82 open end of terminal box by ring flange 80, while pressing nut 83 is tightened in spiral shell
On line interface 812, at this point, 812 top squeeze of hickey plays hickey 812 and pressing nut in 834 bottom of rubber ring
Sealing between 83, and rubber ring 834 is squeezed to the second inside cavities, until will be between power supply line and the second cavity wall
Gap is filled up completely, and power supply line and 80 interface of ring flange are fully sealed, and guarantees the air-tightness in terminal box 82.Companion flange
Disk 80, the first sealing ring, the second sealing ring and gland 111, so that inside anode assembly and 82 inside of terminal box is completely close
Envelope, ensure that anode assembly sealing performance, seawater or the hydrops of hull interior on the outside of anode assembly is avoided to penetrate into anode assembly
Inside impacts anode assembly.It can be seen that improving anode dress by the way that multiple-sealed structure is arranged in apparatus of the present invention
Integral sealing effect is set, the reliability and service life of anode assembly are improved.
70 bottom of conducting rod and 30 top center of metal conducting layer are conductively connected, specifically, the conducting rod
70 bottoms are run through the insulation encapsulated 20 of 30 upside of metal conducting layer and are conductively connected with the metal conducting layer 30, conducting rod
70 can be with the integrated molding of metal conducting layer 30 or discrete connection.In 30 top of 70 bottom of conducting rod and the metal conducting layer
The heart is conductively connected, and the deformation quantity of metal conducting layer 30 can be adjusted by pushing or pull on conducting rod 70, so that metal conducting layer
Certain distance or recess certain distance are protruded in 30 bottoms, adjust metal conducting layer eventually by the stroke of adjustment conducting rod 70
The protrusion cambered surface of 30 bottoms, so that anode assembly outer surface is consistent with the bottom of ship outer surface radian of installed position.
It is conductively connected again since power supply line passes through conductive soft wiring 73 with conducting rod 70, conducting rod 70 passes through metal conducting layer
30 are conductively connected with each electrode 40, to realize the connection of electrode 40 Yu power supply, provide the electricity of cathodic protection for bottom of ship
?.
The setting of first expansion regulating mechanism 60 is between 50 top of the first insulating supporting seat 71 and the anode seat.Tool
Body, first expansion regulating mechanism 60 includes an oil hydraulic cylinder 64 and the telescopic arm 65 being connected to the oil hydraulic cylinder 64, the oil
Cylinder pressure 64 and telescopic arm 65 are annular hollow structure, provide for conducting rod 70 and walk space, and the conducting rod 70 is through described the
The center of one expansion regulating mechanism 60 is connected to 30 top center of metal conducting layer, passes through the first insulation at the top of the oil hydraulic cylinder 64
For the setting of pad 63 in 50 top lower surface of anode seat, 65 bottom of telescopic arm is connected to described the by the second felt pad 66
On one insulating supporting seat 71；The oil hydraulic cylinder 64 is drawn from the anode bed 10 by an oil pipe 61, the oil pipe 61 and institute
It states and is tightly connected at the top of anode bed 10 by gland 62, guarantee air-tightness, meanwhile, the exit of the oil pipe 61 passes through oil
Pump one oil return box of connection, had the distance of stretch out and draw back of the adjustable telescopic arm 65 of control oil pump, so as to adjust metal conducting layer 30
Deformation quantity.
Since anode bed 10, anode seat 50 are hard material, metal conducting layer 30 has certain deformability, therefore adjusts
The protrusion distance or recess distance at 30 center of metal conducting layer can be adjusted in the distance of stretch out and draw back of first expansion regulating mechanism 60, with
The globoidal structure of this adjustment 40 lower surface of electrode.
After power supply line is connect with conductive soft wiring 73, by adjusting each seal structures, so that in entire anode assembly
Portion is fully sealed, and then can be connected to anode assembly in the installation slot position of bottom of ship by the side wall 15 of anode bed 10,
To complete whole installation and wiring, it can be seen that, anode assembly of the invention simplifies installation process, and it is more convenient to install
Reliably.
After anode assembly installation is fixed, as shown in Figure 1,40 lower surface of electrode is flushed with 50 sidewall bottom of anode seat,
The projecting surface of electrode 40 is then adjusted according to the bottom of ship outer surface radian of installed position, that is, adjustment first is stretched
The distance of stretch out and draw back of regulating mechanism 60, eventually by the radian of adjustment anode assembly mounting surface, so that anode assembly outer surface and peace
Bottom of ship outer surface radian at holding position is consistent, as shown in figs. 9-10, effectively avoids damage to the consistent of bottom of ship cambered surface
Property, and make anode assembly neither protrude from bottom of ship nor be depressed in bottom of ship, effectively reduce anode assembly collision
Damage probability, while field distribution can be optimized according to bottom of ship structure, improve the cathodic protection effect to bottom of ship.
Embodiment two
As depicted in figs. 11-12, with embodiment one the difference is that, the top structure of anode seat 50 is different, is used for ruler
Very little biggish auxiliary anode device.The lesser anode assembly of size only needs an expansion regulating mechanism that 40 bottom of electrode can be adjusted
Globoidal structure, but larger-size anode assembly can not balanced each electrode 40 of adjustment by expansion regulating mechanism
The distribution cambered surface of bottom, improves the top structure of anode seat 50 by embodiment two thus, while adding multiple telescopic adjustments
The shape of metal conducting layer 30, the final globoidal structure for coordinating to adjust each 40 bottom of electrode, so that positive are coordinated to adjust by mechanism
Pole outside of deivce face is consistent with the bottom of ship outer surface radian of installed position.
Specifically, the 50 top lower surface center of anode seat is provided with first gradual raised 54, in embodiment one, only
Gradual protrusion as needing 50 top lower surface of anode seat being arranged to one.Outside described first gradual raised 54
Week is at least arranged at intervals with a second gradual protrusion, if anode assembly size further expansion, can increase by second gradually
Into the distributed quantity of formula protrusion, the second gradual protrusion is symmetrically distributed in the first gradual raised 54 outside, and the second through-hole 53 passes through
First gradual raised 54 center that is provided with is worn, described first gradual raised 54 is center symmetrical structure, and second is progressive
Formula protrusion is asymmetric structure, the second progressive portion 56 in the first progressive portion 55 and outside including inside.
The protrusion tip of the second gradual protrusion, which is run through, opens up a fourth hole, institute corresponding with the fourth hole
It states 10 top lower surface of anode bed and opens up a limit hole 57, stretch in the fourth hole and be provided with an insulating bar 90, limit hole
57 provide guiding role for insulating bar 90, while providing upper limit for insulating bar 90.The 90 upper end activity of insulating bar is to described
In limit hole 57, the bottom of the insulating bar 90 is provided with one second insulating supporting seat 91, and described second insulating supporting seat 91
In in 50 cavity of anode seat；It is connected at the top of 90 bottom of insulating bar and the metal conducting layer 30, second insulation
Support base 91 and the anode seat are provided with the second expansion regulating mechanism 92, second expansion regulating mechanism 92 between 50 top
It is consistent with the body construction of first expansion regulating mechanism 60 and cable tubing structure；The radical length in the second progressive portion 56 is big
Radical length in the first progressive portion 55, the radical length in the first progressive portion 55 is between described first gradual raised 54 radial half
Between diameter and diameter, to optimize each expansion regulating mechanism to the adjusting range radius of 30 cambered surface of metal conducting layer.According to peace
Bottom of ship outer surface radian at holding position is sequentially adjusted in the first insulating supporting seat 60 and each second insulating supporting seat 91,
To coordinate to adjust the protrusion cambered surface of metal conducting layer 30 and each electrode 40, finally make anode assembly outer surface and installation position
The bottom of ship outer surface radian for setting place is consistent.
From the above mentioned, anode assembly mounting surface radian of the invention is adjustable, reduces bottom of ship installation to the greatest extent
The depth of hole location reduces the influence to bottom of ship structural intergrity；Meanwhile by adjusting the radian of anode assembly mounting surface,
So that anode assembly outer surface is consistent with the bottom of ship outer surface radian of installed position, bottom of ship cambered surface is avoided damage to
Consistency, and make anode assembly neither protrude from bottom of ship nor be depressed in bottom of ship, effectively reduce anode assembly
Collsion damage probability, while field distribution can be optimized according to bottom of ship structure, it improves the cathodic protection to bottom of ship and imitates
Fruit；Further, the device of the invention improves anode assembly integral sealing effect, improves the reliability and use of anode assembly
Service life；And simplify the installation process of anode assembly.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of Impressed Current Cathodic Protection Anodes device for ship characterized by comprising
Anode bed is the cavity frame structure of bottom-open, and the anode bed top center extends outwardly a terminal box, described
One flangeseal of terminal box open end, the anode bed lateral wall and bottom of ship Interal fixation；
Anode seat is jointly mounted in the frame structure of the anode bed, and the anode seat is the cavity frame of bottom-open
Structure, the anode seat top center longitudinally run through one conducting rod of setting, run through at the top of the anode bed at the top of the conducting rod
And extend in the terminal box, the conducting rod is longitudinally scalable, and the conducting rod bottom is provided with one first insulating supporting
Seat, the first insulating supporting seat are located in the anode seat cavity；
Anode bodies a comprising metal conducting layer and several electrodes being conductively connected in the metal conducting layer bottom, Ruo Gansuo
Electrode is stated equidistantly to be spaced apart, the metal conducting layer is connected to anode seat bottom, the conducting rod bottom with it is described
Metal conducting layer top center is conductively connected, and under normal condition, the metal conducting layer is parallel at the top of the anode bed；And
First expansion regulating mechanism, setting at the top of the first insulating supporting seat and the anode seat between.
2. being used for the Impressed Current Cathodic Protection Anodes device of ship as described in claim 1, which is characterized in that described
Anode bed top center, which longitudinally runs through, opens up first through hole, and the upper diameter of the first through hole is greater than lower diameter, and described the
One through-hole upper surface periphery is provided with several threaded holes, and the anode bed is made of insulating stiff material.
3. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 2, which is characterized in that described
Anode seat is made of insulating stiff material, and the anode seat top center, which longitudinally runs through, opens up the second through-hole, the first through hole
It is connected to the second through-hole consistency from top to bottom；
The anode seat dome top surface is arranged to planar structure, and is bonded with the anode bed top lower surface, the anode
Seat lateral wall is bonded with the anode bed inner sidewall, and is provided between the anode seat lateral wall and the anode bed inner sidewall
First sealing ring；The anode seat inner sidewall lower part opens up a groove.
4. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 3, which is characterized in that described
Metal conducting layer surrounding is embedded in the groove, and the thickness of the metal conducting layer is in 5mm~50mm, the metal conducting layer
For upper and lower surface by encapsulated encapsulation of insulating, the encapsulated bottom of insulation is provided with corrosion-inhibiting coating, encapsulated side wall and the institute of insulating
It states and is provided with the second sealing ring between anode seat inner sidewall.
5. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 4, which is characterized in that described
Electrode is by Titanium base and is covered on the ceramic metal oxide coating of titanium-based external surface and constitutes, and the top of electrodes is provided with one
Extension, insulation of the extension on the downside of the metal conducting layer is encapsulated and is conductively connected with the metal conducting layer, and
The conductive extension periphery is provided with a protruding block, and the protruding block is embedded in the insulation is encapsulated；
The electrode covering is distributed in the bottom opening of the anode seat, and the spacing between each electrode sidewall is less than
100mm, when normal condition, the electrode lower surface is flushed with the anode seat sidewall bottom.
6. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 5, which is characterized in that described
Insulation of the conducting rod bottom on the upside of the metal conducting layer is encapsulated and is conductively connected with the metal conducting layer, the conduction
Bar is through the first through hole and the second through-hole and stretches in the terminal box, and the first through hole upper inside wall is led with described
Gap between electric pole is filled with filler, and the first through hole upper end is provided with a gland, and the gland is set in
The conducting rod periphery, and gland pressing is connected in the threaded hole above the filler and through screw rod.
7. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 6, which is characterized in that described
The conductive soft wiring of upper end connection one of conducting rod, the conduction soft wiring are located in the terminal box, and the flangeseal connects
Connect in terminal box open end periphery, the ring flange center is provided through third through-hole, the third through-hole upper end to
One hickey of outer extension is threadedly coupled a pressing nut on the hickey, and the pressing nut interior is by from the bottom up
Interconnected the first cavity, the second cavity and third cavity are constituted, and the first cavity internal diameter is less than the second cavity internal diameter, and the
One cavity internal diameter is greater than third cavity internal diameter, and first cavity inner wall is threaded on the hickey, and described the
It is provided with a rubber ring in two cavitys, the thickness of the rubber ring is not less than the thickness of the hickey, in the rubber ring
Side wall is flushed with the third cavity inner wall.
8. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 7, which is characterized in that described
First expansion regulating mechanism includes an oil hydraulic cylinder and the telescopic arm that is connected to the oil hydraulic cylinder, and the oil hydraulic cylinder and telescopic arm are annular
Hollow structure, the conducting rod run through the center of first expansion regulating mechanism, pass through the first insulation at the top of the oil hydraulic cylinder
Pad setting is connected to the first insulation branch by the second felt pad in the anode seat top lower surface, the telescopic arm bottom
It supports on seat；The oil hydraulic cylinder is drawn from the anode bed by an oil pipe, and sealing connects at the top of the oil pipe and the anode bed
It connects, the exit of the oil pipe is connected to an oil return box by oil pump.
9. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 8, which is characterized in that described
Thickness at the top of anode seat is gradually reduced outward by center.
10. being used for the Impressed Current Cathodic Protection Anodes device of ship as claimed in claim 8, which is characterized in that institute
It states anode seat top lower surface center and is provided with the first gradual protrusion, the described first gradual raised periphery is at least spaced setting
There is a second gradual protrusion, the first gradual protrusion is center symmetrical structure, the second gradual protrusion
Through a fourth hole is opened up, the anode bed top lower surface corresponding with the fourth hole opens up a limit at protrusion tip
Hole stretches in the fourth hole and is provided with an insulating bar, and insulating bar upper end activity is into the limit hole, the insulation
The bottom of bar is provided with one second insulating supporting seat, and the second insulating supporting seat is located in the anode seat cavity；It is described exhausted
It connect at the top of edge bar bottom and the metal conducting layer, is provided between the second insulating supporting seat and anode seat top
Second expansion regulating mechanism, second expansion regulating mechanism are consistent with the first expansion regulating mechanism structure；The protrusion
The distance of tip to the described second gradual raised outboard end is greater than the protrusion tip to the described second gradual protrusion inside
The distance at end, the distance at the protrusion tip to the described second gradual raised inner end is between the described first gradual raised diameter
To between radius and diameter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018110629200 | 2018-09-12 | ||
| CN201811062920 | 2018-09-12 |
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| CN109252171A true CN109252171A (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811356781.2A Pending CN109252171A (en) | 2018-09-12 | 2018-11-15 | A kind of Impressed Current Cathodic Protection Anodes device for ship |
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| CN (1) | CN109252171A (en) |
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Application publication date: 20190122 |