CN109881635A - A kind of electrochemical rehabilitation device destroyed for concrete salt damage - Google Patents
A kind of electrochemical rehabilitation device destroyed for concrete salt damage Download PDFInfo
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- CN109881635A CN109881635A CN201910283583.6A CN201910283583A CN109881635A CN 109881635 A CN109881635 A CN 109881635A CN 201910283583 A CN201910283583 A CN 201910283583A CN 109881635 A CN109881635 A CN 109881635A
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Abstract
The invention discloses a kind of electrochemical rehabilitation devices destroyed for concrete salt damage, receiving draw box mechanism including being wrapped circumferentially around concrete, the receiving draw box mechanism upper end opening, electrolyte is loaded in the receiving draw box mechanism, anode mechanism is soaked in the electrolyte, the anode mechanism is by setting in storage case spacing board mutual insulating isolation within the organization, the anode mechanism is connected to power supply by anode connection, the power supply is connect by cathode connection with the reinforcing bar in concrete as cathode, rabbling mechanism and then thermoregulation mechanism are additionally provided in the electrolyte.The present invention has the advantages that repair salt damage, avoids sea washes, stable structure.
Description
Technical field
The present invention relates to concrete for marine works structure repair field of reinforcement, and in particular to one kind is broken for concrete salt damage
Bad electrochemical rehabilitation device.
Background technique
Concrete structure performance is good, cheap, very widely used in construction projects, especially harbour engineering.
But in fact, a large amount of chloride ions invade inside concrete, the corrosion of reinforcing bar is accelerated, material degradation occurs, structure function reduces
The phenomenon that, so that scheduled Years Of Service is all not achieved in a large amount of concrete structure, concrete structure is made due to durability deficiency
At loss it is very huge.Durability of Concrete mainly has carbonization, salt damage erosion, unfreezing, alkali-aggregate reaction
Deng, wherein salt damage it is corrosional harm it is the most serious.Under salt damage erosion, reinforcing bar is easy to corrosion inside concrete structure,
Cause concrete structure performance to deteriorate, influence structure normal use, Damage Structure is on active service safe.Therefore, existing mixed in order to be promoted
The endurance quality of Xtah Crude Clay structure, the service life of extending structure reduce the overall life cycle cost of engineering structure, concrete structure
Durability reparation, which has become in civil engineering, to be avoided, the very urgent major issue for needing to solve.
The durability restorative procedure of existing concrete structure mainly has surfacecti proteon processing, the processing of reinforcing bar resistance rust, electrochemistry
Restorative procedure, and for having occurred and that the concrete structure of steel bar corrosion, electrochemical protection method are to make Steel Bars in Concrete Structure
Stop unique lossless restorative procedure of corrosion immediately.However, the concrete structure in off-lying sea is difficult to build stable electrochemistry and repairs
Multiple condition, can not establish stable electrolyte storing apparatus, easily receive the impact of seawater, thus influence electrochemical rehabilitation into
Journey.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how to provide a kind of reparation salt
Evil, the electrochemical rehabilitation device for avoiding the concrete salt damage of sea washes, stable structure from destroying.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of electrochemical rehabilitation device destroyed for concrete salt damage, the receiving punch-out equipment including being wrapped circumferentially around concrete
Structure, the receiving draw box mechanism upper end opening are loaded with electrolyte in the receiving draw box mechanism, anode machine are soaked in the electrolyte
Structure, for the anode mechanism by setting in storage case spacing board mutual insulating isolation within the organization, the anode mechanism is logical
It crosses anode connection to connect to power supply, the power supply is connect by cathode connection with the reinforcing bar in concrete as cathode, the electricity
Rabbling mechanism and then thermoregulation mechanism are additionally provided in solution liquid.
When in use, receiving draw box mechanism is assembled and is connected to by the concrete subregion repair that will test out
Around concrete, storage case mechanism built enters electrolyte, so that the height of electrolyte is higher than concrete apparent height to be repaired, mixes
It drills on solidifying soil, the reinforcing bar of cathode connection and inside concrete is attached, anode mechanism is prevented in the electrolytic solution and incited somebody to action
Anode connection is connected thereto, and anode connection and cathode connection are attached with power supply, access is formed after energization, in electric field action
Lower anion can the positive extreme direction to electric field migrated, electrode reaction, the harmful anions meeting such as chloride ion can occur at electrode
Migrated outside to concrete, the electrode reaction at cathode reinforcing bar, can make concrete alkalinity increase, conducive to reinforcing bar recovery with
And intensity is maintained, meanwhile, in electrolyte during continuing on, rabbling mechanism is stirred it, thermoregulation mechanism pair
Its environment is adjusted, and ensures the optimum performance of electrolyte, is conducive to the optimum state of electrochemical rehabilitation.
As optimization, the receiving draw box mechanism includes four bending parts, and the bending part is L-type bottom plate and the L-type
The L-type vertical plate that bottom plate is set up is interconnected by interconnecting piece between bending part described in every two, and the interconnecting piece is level
The riser that bottom plate and the horizonal base plate are set up, the bending part and the interconnecting piece are provided with sealing from each other
Pad, bending part and interconnecting piece between same level longitudinal direction or same level transverse direction are bolted, and the bolt is worn
The perforation being arranged on the L-type bottom plate and horizonal base plate is crossed, is provided with mutually perpendicular perforation on same L-type bottom plate, two
The mutually perpendicular perforation is located on differentiated levels.
In this way, bending part and interconnecting piece interconnect, bottom closing, a circumferentially closed body structure are formd, it can
To be connected on concrete, sealing, bending part and interconnecting piece and concrete are kept by gasket between bending part and interconnecting piece
Boundary can also be sealed processing, according to different concrete sizes, the interconnecting piece of different length can be replaced, to ensure
The stabilization and leakproofness of connection, bolt passes through L-type bottom plate and plane bottom plate will be located at unidirectional bending part and interconnecting piece connects
It connects, the perforation and bolt between different directions are located at different height, have ensured the stabilization of connection, have avoided the intersection between bolt.
As optimization, the electrolyte is saturation Ca (OH)2Solution.
In this way, preparation is simple, and it is at low cost, hydroxide can will be formed, increase the alkalinity of concrete, improved it and repair by force
Degree.
As optimization, the anode mechanism is stainless (steel) wire, and the stainless (steel) wire is arranged between two spacing boards, described
Stainless (steel) wire clamping groove is arranged oppositely on spacing board, the stainless (steel) wire is mutual by fastening screw with the clamping groove
Connection.
In this way, stainless (steel) wire is conductive, and at low cost, in long-time in use, being not easy to get rusty, replacement frequency is reduced
Rate is provided with clamping groove, convenient for timely being replaced to the stainless (steel) wire to break down, reduces loss.
As optimization, the rabbling mechanism includes the blender being arranged in the electrolyte, and the blender is uniformly set
It sets.
In this way, blender enables to electrolyte that can uniformly be stirred, electrolyte is avoided to generate precipitating, temperature not
Situations such as consistent.
As optimization, the thermoregulation mechanism includes the resistance wire being arranged in the electrolyte, and the resistance wire is logical
It crosses switch to connect with power supply folding, the switch is electrically connected with temperature controller, and temperature biography is additionally provided in the electrolyte
Sensor, the temperature sensor and the temperature controller are electrically connected.
In this way, temperature sensor by the temperature feedback of electrolyte to temperature controller, temperature controller control switch is to electricity
Silk heating is hindered, so that resistance wire provides heat for electrolyte, in addition under the action of blender, temperature can be made to obtain uniformly
Transmitting, ensure electrolysis effectiveness.
As optimization, the height of the spacing board is lower than the height of the riser and the L-type vertical plate.
In this way, spacing board, which not will cause electrolyte, forms difference of height.
As optimization, fluid infusion case is additionally provided on the receiving draw box mechanism, the fluid infusion case passes through conduit and the receiving
Draw box mechanism connection.
In such manner, it is possible to timely to the supplement for accommodating draw box mechanism progress electrolyte, in carrying out prolonged repair process,
Electrolyte is avoided to lack.
Detailed description of the invention
Fig. 1 is that the structure of the electrochemical rehabilitation device destroyed described in the specific embodiment of the invention for concrete salt damage is shown
It is intended to.
Fig. 2 is the disassembly diagram that draw box mechanism is accommodated in Fig. 1.
Fig. 3 is the perspective view that draw box mechanism is accommodated in Fig. 1.
Fig. 4 is the structural schematic diagram of the bending part of Fig. 1.
In attached drawing: 1 being concrete, 11 be electrolyte, 12 be anode connection, 13 be power supply, 14 be marking wiring, 15 be steel
Muscle, 16 be L-type bottom plate, 17 be L-type vertical plate, 18 be horizonal base plate, 19 be riser, 2 be bolt, 21 be perforation, 22 be stainless steel
Net, 23 be spacing board, 24 be clamping groove, 25 be blender, 26 be resistance wire.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
When it is implemented, as shown in Figs 1-4, a kind of electrochemical rehabilitation device destroyed for concrete salt damage, including week
To the receiving draw box mechanism of package concrete 1, the receiving draw box mechanism upper end opening is loaded with electrolyte in the receiving draw box mechanism
11, anode mechanism is soaked in the electrolyte 11, the anode mechanism is by being arranged in storage case spacing board within the organization
The isolation of 23 mutual insulatings, the anode mechanism are connect by anode connection 12 with power supply 13, and the power supply 13 passes through cathode connection
14 connect with the reinforcing bar 15 in concrete 1 as cathode, and rabbling mechanism is additionally provided in the electrolyte 11 and then temperature is adjusted
Mechanism.
When in use, receiving draw box mechanism is assembled and is connected to by the concrete subregion repair that will test out
Around concrete, storage case mechanism built enters electrolyte, so that the height of electrolyte is higher than concrete apparent height to be repaired, mixes
It drills on solidifying soil, the reinforcing bar of cathode connection and inside concrete is attached, anode mechanism is prevented in the electrolytic solution and incited somebody to action
Anode connection is connected thereto, and anode connection and cathode connection are attached with power supply, access is formed after energization, in electric field action
Lower anion can the positive extreme direction to electric field migrated, electrode reaction, the harmful anions meeting such as chloride ion can occur at electrode
Migrated outside to concrete, the electrode reaction at cathode reinforcing bar, can make concrete alkalinity increase, conducive to reinforcing bar recovery with
And intensity is maintained, meanwhile, in electrolyte during continuing on, rabbling mechanism is stirred it, thermoregulation mechanism pair
Its environment is adjusted, and ensures the optimum performance of electrolyte, is conducive to the optimum state of electrochemical rehabilitation.
In the present embodiment, the receiving draw box mechanism includes four bending parts, and the bending part is L-type bottom plate 16 and described
The L-type vertical plate 17 that L-type bottom plate 16 is set up passes through interconnecting piece between bending part described in every two and interconnects, the connection
Portion is the riser 19 that sets up of horizonal base plate 18 and the horizonal base plate 18, the bending part and the interconnecting piece mutually it
Between be provided with gasket, the bending part and interconnecting piece between same level longitudinal direction or same level transverse direction are connected by bolt 2
It connects, the bolt 2 passes through the perforation 21 being arranged on the L-type bottom plate and horizonal base plate, is provided on same L-type bottom plate mutually
Vertical perforation 21, two mutually perpendicular perforations 21 are located on differentiated levels.
In this way, bending part and interconnecting piece interconnect, bottom closing, a circumferentially closed body structure are formd, it can
To be connected on concrete, sealing, bending part and interconnecting piece and concrete are kept by gasket between bending part and interconnecting piece
Boundary can also be sealed processing, according to different concrete sizes, the interconnecting piece of different length can be replaced, to ensure
The stabilization and leakproofness of connection, bolt passes through L-type bottom plate and plane bottom plate will be located at unidirectional bending part and interconnecting piece connects
It connects, the perforation and bolt between different directions are located at different height, have ensured the stabilization of connection, have avoided the intersection between bolt.
In the present embodiment, the electrolyte 11 is saturation Ca (OH)2Solution.
In this way, preparation is simple, and it is at low cost, hydroxide can will be formed, increase the alkalinity of concrete, improved it and repair by force
Degree.
In the present embodiment, the anode mechanism is stainless (steel) wire 22, and the stainless (steel) wire 22 is arranged in two spacing boards 23
Between, stainless (steel) wire clamping groove 24, the stainless (steel) wire 22 and the clamping groove have been arranged oppositely on the spacing board 23
24 are interconnected by fastening screw.
In this way, stainless (steel) wire is conductive, and at low cost, in long-time in use, being not easy to get rusty, replacement frequency is reduced
Rate is provided with clamping groove, convenient for timely being replaced to the stainless (steel) wire to break down, reduces loss.
In the present embodiment, the rabbling mechanism includes the blender 25 being arranged in the electrolyte, the blender 25
It is uniformly arranged.
In this way, blender enables to electrolyte that can uniformly be stirred, electrolyte is avoided to generate precipitating, temperature not
Situations such as consistent.
In the present embodiment, the thermoregulation mechanism includes the resistance wire 26 being arranged in the electrolyte, the resistance
Silk 26 is connected by switch and the folding of power supply 13, and the switch is electrically connected with temperature controller, is also set in the electrolyte 11
It is equipped with temperature sensor, the temperature sensor and the temperature controller are electrically connected.
In this way, temperature sensor by the temperature feedback of electrolyte to temperature controller, temperature controller control switch is to electricity
Silk heating is hindered, so that resistance wire provides heat for electrolyte, in addition under the action of blender, temperature can be made to obtain uniformly
Transmitting, ensure electrolysis effectiveness.
In the present embodiment, the height of the spacing board 23 is lower than the height of the riser 19 and the L-type vertical plate 17.
In this way, spacing board, which not will cause electrolyte, forms difference of height.
In the present embodiment, fluid infusion case is additionally provided on the receiving draw box mechanism, the fluid infusion case passes through conduit and the appearance
Draw box mechanism of receiving connection.
In such manner, it is possible to timely to the supplement for accommodating draw box mechanism progress electrolyte, in carrying out prolonged repair process,
Electrolyte is avoided to lack.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that；It still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, the model for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses, should all cover within the scope of the claims and the description of the invention.
Claims (8)
1. a kind of electrochemical rehabilitation device destroyed for concrete salt damage, which is characterized in that including being wrapped circumferentially around concrete
Draw box mechanism is accommodated, the receiving draw box mechanism upper end opening is loaded with electrolyte in the receiving draw box mechanism, soaks in the electrolyte
There is anode mechanism, the anode mechanism is by setting in storage case spacing board mutual insulating isolation within the organization, the sun
Pole mechanism is connected to power supply by anode connection, and the power supply is connected by the reinforcing bar in cathode connection and concrete as cathode
It connects, rabbling mechanism and then thermoregulation mechanism is additionally provided in the electrolyte.
2. the electrochemical rehabilitation device according to claim 1 destroyed for concrete salt damage, which is characterized in that the appearance
Draw box mechanism of receiving includes four bending parts, and the bending part is the L-type vertical plate that L-type bottom plate and the L-type bottom plate are set up, often
It is interconnected between two bending parts by interconnecting piece, the interconnecting piece is that horizonal base plate and the horizonal base plate are upward
The riser of setting, the bending part and the interconnecting piece are provided with gasket from each other, and it is longitudinal or same to be located at same level
Bending part and interconnecting piece between horizontal cross are bolted, and the bolt, which passes through, to be arranged in the L-type bottom plate and level
Perforation on bottom plate, mutually perpendicular perforation is provided on same L-type bottom plate, and two mutually perpendicular perforations are located at difference
In level height.
3. the electrochemical rehabilitation device according to claim 2 destroyed for concrete salt damage, which is characterized in that the electricity
Solving liquid is saturation Ca (OH)2Solution.
4. the electrochemical rehabilitation device according to claim 3 destroyed for concrete salt damage, which is characterized in that the sun
Pole mechanism is stainless (steel) wire, and the stainless (steel) wire is arranged between two spacing boards, has been arranged oppositely on the spacing board stainless
Steel mesh clamping groove, the stainless (steel) wire and the clamping groove are interconnected by fastening screw.
5. the electrochemical rehabilitation device according to claim 4 destroyed for concrete salt damage, which is characterized in that described to stir
Mixing mechanism includes the blender being arranged in the electrolyte, and the blender is uniformly arranged.
6. the electrochemical rehabilitation device according to claim 5 destroyed for concrete salt damage, which is characterized in that the temperature
Degree regulating mechanism includes the resistance wire being arranged in the electrolyte, and the resistance wire is connected by switch and power supply folding, institute
It states switch and temperature controller is electrically connected, be additionally provided with temperature sensor, the temperature sensor and institute in the electrolyte
State temperature controller electric connection.
7. the electrochemical rehabilitation device according to claim 6 destroyed for concrete salt damage, which is characterized in that between described
The height of partition is lower than the height of the riser and the L-type vertical plate.
8. the electrochemical rehabilitation device according to claim 7 destroyed for concrete salt damage, which is characterized in that the appearance
It receives and is additionally provided with fluid infusion case on draw box mechanism, the fluid infusion case is connect by conduit with the receiving draw box mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910283583.6A CN109881635A (en) | 2019-04-10 | 2019-04-10 | A kind of electrochemical rehabilitation device destroyed for concrete salt damage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910283583.6A CN109881635A (en) | 2019-04-10 | 2019-04-10 | A kind of electrochemical rehabilitation device destroyed for concrete salt damage |
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| CN109881635A true CN109881635A (en) | 2019-06-14 |
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| CN201910283583.6A Pending CN109881635A (en) | 2019-04-10 | 2019-04-10 | A kind of electrochemical rehabilitation device destroyed for concrete salt damage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846620A (en) * | 2021-11-29 | 2021-12-28 | 国网天津市电力公司电力科学研究院 | Chlorine removal device and method for concrete buried soil layer part in saline soil environment |
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| JPH05178678A (en) * | 1991-12-27 | 1993-07-20 | Denki Kagaku Kogyo Kk | Method for repairing concrete |
| JPH0665928A (en) * | 1992-08-19 | 1994-03-08 | Mitsui Eng & Shipbuild Co Ltd | Manufacture of reinforced concrete structure |
| US6419816B1 (en) * | 2000-10-18 | 2002-07-16 | Cor/Sci, Llc. | Cathodic protection of steel in reinforced concrete with electroosmotic treatment |
| CN2861375Y (en) * | 2005-09-30 | 2007-01-24 | 河海大学 | Apparatus for modification of concrete crack by electrochemical deposition |
| CN102653990A (en) * | 2012-04-27 | 2012-09-05 | 广厦建设集团有限责任公司 | Bidirectional electroosmosis repairing method of corrosive concrete structure |
| CN203066127U (en) * | 2012-11-09 | 2013-07-17 | 中交四航工程研究院有限公司 | System for repairing and reinforcing harbour engineering concrete structure based on electrochemical desalting |
| CN105464394A (en) * | 2014-09-11 | 2016-04-06 | 中交四航工程研究院有限公司 | Reinforced concrete structure durability repairing method and device capable of synchronously desalting and repairing cracks |
| CN106770519A (en) * | 2016-12-20 | 2017-05-31 | 浙江大学 | A kind of device and method for lifting electrochemical rehabilitation concrete efficiency |
| CN209816790U (en) * | 2019-04-10 | 2019-12-20 | 北京中科行运科技有限公司 | Electrochemical repair device for concrete salt damage |
-
2019
- 2019-04-10 CN CN201910283583.6A patent/CN109881635A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05178678A (en) * | 1991-12-27 | 1993-07-20 | Denki Kagaku Kogyo Kk | Method for repairing concrete |
| JPH0665928A (en) * | 1992-08-19 | 1994-03-08 | Mitsui Eng & Shipbuild Co Ltd | Manufacture of reinforced concrete structure |
| US6419816B1 (en) * | 2000-10-18 | 2002-07-16 | Cor/Sci, Llc. | Cathodic protection of steel in reinforced concrete with electroosmotic treatment |
| CN2861375Y (en) * | 2005-09-30 | 2007-01-24 | 河海大学 | Apparatus for modification of concrete crack by electrochemical deposition |
| CN102653990A (en) * | 2012-04-27 | 2012-09-05 | 广厦建设集团有限责任公司 | Bidirectional electroosmosis repairing method of corrosive concrete structure |
| CN203066127U (en) * | 2012-11-09 | 2013-07-17 | 中交四航工程研究院有限公司 | System for repairing and reinforcing harbour engineering concrete structure based on electrochemical desalting |
| CN105464394A (en) * | 2014-09-11 | 2016-04-06 | 中交四航工程研究院有限公司 | Reinforced concrete structure durability repairing method and device capable of synchronously desalting and repairing cracks |
| CN106770519A (en) * | 2016-12-20 | 2017-05-31 | 浙江大学 | A kind of device and method for lifting electrochemical rehabilitation concrete efficiency |
| CN209816790U (en) * | 2019-04-10 | 2019-12-20 | 北京中科行运科技有限公司 | Electrochemical repair device for concrete salt damage |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846620A (en) * | 2021-11-29 | 2021-12-28 | 国网天津市电力公司电力科学研究院 | Chlorine removal device and method for concrete buried soil layer part in saline soil environment |
| CN113846620B (en) * | 2021-11-29 | 2022-02-22 | 国网天津市电力公司电力科学研究院 | Chlorine removal device and method for concrete buried soil layer part in saline soil environment |
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