CN209816790U - Electrochemical repair device for concrete salt damage - Google Patents
Electrochemical repair device for concrete salt damage Download PDFInfo
- Publication number
- CN209816790U CN209816790U CN201920481703.9U CN201920481703U CN209816790U CN 209816790 U CN209816790 U CN 209816790U CN 201920481703 U CN201920481703 U CN 201920481703U CN 209816790 U CN209816790 U CN 209816790U
- Authority
- CN
- China
- Prior art keywords
- electrolyte
- concrete
- salt damage
- bottom plate
- anode
- 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
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model discloses an electrochemistry prosthetic devices for concrete salt damage destruction, including the case mechanism that holds of circumference parcel concrete, hold case mechanism upper end opening, hold the splendid attire electrolyte in the case mechanism, anode mechanism has been soaked in the electrolyte, anode mechanism is through setting up the division board in holding case mechanism is insulating the isolation of each other, anode mechanism passes through the positive pole wiring and is connected with the power, the power passes through the cathodic reinforcement connection in negative pole wiring and the concrete, still be provided with rabbling mechanism and then temperature regulation mechanism in the electrolyte. The utility model has the advantages of salt damage repair, seawater impact avoidance and stable structure.
Description
Technical Field
The utility model relates to a harbor engineering concrete structure repairs and consolidates the field, concretely relates to an electrochemistry prosthetic devices for concrete salt damage destroys.
Background
The concrete structure has good performance and low cost, and is widely applied to building engineering, in particular to harbor engineering. In fact, a large amount of chloride ions invade the interior of concrete, corrosion of reinforcing steel bars is accelerated, the phenomena of material degradation and structural function reduction occur, a large amount of concrete structures cannot reach the preset service life, and loss of the concrete structures caused by insufficient durability is huge. The concrete durability problems mainly comprise carbonization, salt attack erosion, freeze thawing, alkali-aggregate reaction and the like, wherein the harm caused by the salt attack erosion is the most serious. Under the corrosion of salt damage, the steel bars in the concrete structure are easy to corrode, so that the performance of the concrete structure is deteriorated, the normal use of the structure is influenced, and the service safety of the structure is damaged. Therefore, in order to improve the durability of the existing concrete structure, prolong the service life of the structure and reduce the life cycle cost of the engineering structure, the concrete structure durability repair is an important problem which cannot be avoided and is difficult to solve in civil engineering.
The existing concrete structure durability repair method mainly comprises surface protection treatment, steel bar rust resistance treatment and electrochemical repair method, and for the concrete structure with steel bar corrosion, the electrochemical protection method is the only nondestructive repair method for immediately stopping the corrosion of the steel bar in the concrete structure. However, it is difficult to establish stable electrochemical repair conditions for open sea concrete structures, and it is impossible to establish a stable electrolyte container, which is very vulnerable to seawater impact, thereby affecting the progress of electrochemical repair.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide an electrochemical restoration device for restoring salt damage, avoiding seawater impact and having stable structure and concrete salt damage.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an electrochemistry prosthetic devices for concrete salt damage destruction, includes that the case mechanism that holds of circumference parcel concrete, hold case mechanism upper end opening, the splendid attire has electrolyte in holding case mechanism, anode mechanism has soaked in the electrolyte, anode mechanism is through setting up the division board in holding case mechanism is insulating the isolation of each other, anode mechanism passes through the positive pole wiring and is connected with the power, the power passes through the negative pole wiring and is connected as the reinforcing bar of negative pole in with the concrete, still be provided with rabbling mechanism and then temperature regulation mechanism in the electrolyte.
When the device is used, the detected concrete needing to be repaired is partitioned, the box containing mechanism is assembled and clamped around the concrete, electrolyte is arranged in the box containing mechanism, the height of the electrolyte is higher than the height of the surface of the concrete to be repaired, holes are drilled in the concrete, the cathode wiring is connected with the steel bars in the concrete, the anode mechanism is prevented from being in the electrolyte and is connected with the anode wiring, the anode wiring and the cathode wiring are both connected with a power supply, a passage is formed after the anode wiring and the cathode wiring are electrified, anions can migrate towards the positive pole direction of an electric field under the action of the electric field, electrode reaction can occur at the electrode, harmful anions such as chloride ions and the like can migrate towards the outside of the concrete, the alkalinity of the concrete can be increased due to the electrode reaction at the cathode steel bars, the restoring and the maintaining strength of the steel bars are facilitated, meanwhile, the stirring mechanism is used for stirring the electrolyte continuously, the temperature adjusting mechanism adjusts the environment of the electrolyte, ensures the optimal performance of the electrolyte and is beneficial to the optimal state of electrochemical repair.
Preferably, the box containing mechanism comprises four bending parts, each bending part is an L-shaped bottom plate and an L-shaped vertical plate arranged upwards from the L-shaped bottom plate, every two bending parts are connected with each other through a connecting part, each connecting part is a horizontal bottom plate and a vertical plate arranged upwards from the horizontal bottom plate, a sealing gasket is arranged between each bending part and each connecting part, the bending parts and the connecting parts which are arranged longitudinally and transversely at the same level are connected through bolts, the bolts penetrate through holes arranged on the L-shaped bottom plates and the horizontal bottom plates, through holes which are perpendicular to each other are arranged on the same L-shaped bottom plate, and the two through holes which are perpendicular to each other are arranged at different horizontal heights.
Like this, kink and connecting portion interconnect, a bottom closure has been formed, circumference confined box structure, can the joint on the concrete, it is sealed to keep through sealed the pad between kink and the connecting portion, kink and connecting portion also can carry out sealing treatment with concrete junction, according to the concrete size of difference, can change the connecting portion of different length, be used for the stability and the leakproofness of guarantee connection, the bolt passes L type bottom plate and plane bottom plate and will be located the kink and the connecting portion of equidirectional connection, through hole and bolt between the equidirectional are located different heights, the stability of connection has been ensured, avoid the cross between the bolt.
Preferably, the electrolyte is saturated Ca (OH)2And (3) solution.
Therefore, the preparation is simple, the cost is low, hydroxide can be formed, the alkalinity of the concrete is increased, and the repair strength of the concrete is improved.
Preferably, the anode mechanism is a stainless steel mesh, the stainless steel mesh is arranged between the two partition plates, stainless steel mesh clamping grooves are oppositely arranged on the partition plates, and the stainless steel mesh and the clamping grooves are mutually connected through fastening screws.
Like this, the stainless steel net has electric conductivity, and with low costs, when using for a long time, is difficult for rustting, has reduced the change frequency, is provided with the joint recess, is convenient for carry out timely change to the stainless steel net that falls badly, reduces the loss.
Preferably, the stirring mechanism comprises a stirrer arranged in the electrolyte, and the stirrer is uniformly arranged.
Like this, the agitator can make electrolyte can obtain even stirring, avoids electrolyte to produce the condition such as deposit, temperature nonconformity.
Preferably, the temperature adjusting mechanism comprises a resistance wire arranged in the electrolyte, the resistance wire is connected with a power supply in an opening and closing mode through a switch, the switch is electrically connected with the temperature controller, a temperature sensor is further arranged in the electrolyte, and the temperature sensor is electrically connected with the temperature controller.
Like this, temperature sensor feeds back the temperature controller with the temperature of electrolyte, and temperature controller control switch heats for the resistance wire provides the heat for electrolyte, under the effect of agitator, can make the temperature obtain even transmission, guarantee electrolysis effect in addition.
Preferably, the height of the spacing plate is lower than the heights of the vertical plate and the L-shaped vertical plate.
Thus, the partition plate does not cause the electrolyte to form a level difference.
Preferably, the accommodating box mechanism is further provided with a liquid supplementing box, and the liquid supplementing box is connected with the accommodating box mechanism through a guide pipe.
Like this, can be timely carry out the replenishment of electrolyte to holding case mechanism, carrying out long-time repair in-process, avoid electrolyte to lack.
Drawings
Fig. 1 is a schematic structural diagram of an electrochemical repair device for concrete salt damage according to an embodiment of the present invention.
Fig. 2 is an exploded view of the container mechanism of fig. 1.
Fig. 3 is a perspective view of the container mechanism of fig. 1.
Fig. 4 is a schematic structural view of the bent portion of fig. 1.
In the drawings: 1 is concrete, 11 is electrolyte, 12 is anode connection, 13 is power supply, 14 is seal mark connection, 15 is reinforcing steel bar, 16 is L-shaped bottom plate, 17 is L-shaped vertical plate, 18 is horizontal bottom plate, 19 is vertical plate, 2 is bolt, 21 is through hole, 22 is stainless steel net, 23 is spacer plate, 24 is clamping groove, 25 is stirrer, 26 is resistance wire.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In specific implementation, as shown in fig. 1 to 4, an electrochemical repairing device for concrete salt damage includes a containing box mechanism circumferentially wrapping concrete 1, an upper end of the containing box mechanism is open, an electrolyte 11 is contained in the containing box mechanism, an anode mechanism is immersed in the electrolyte 11, the anode mechanism is insulated and isolated from each other through a partition plate 23 arranged in the containing box mechanism, the anode mechanism is connected with a power supply 13 through an anode connection wire 12, the power supply 13 is connected with a steel bar 15 serving as a cathode in the concrete 1 through a cathode connection wire 14, and a stirring mechanism and a temperature adjusting mechanism are further arranged in the electrolyte 11.
When the device is used, the detected concrete needing to be repaired is partitioned, the box containing mechanism is assembled and clamped around the concrete, electrolyte is arranged in the box containing mechanism, the height of the electrolyte is higher than the height of the surface of the concrete to be repaired, holes are drilled in the concrete, the cathode wiring is connected with the steel bars in the concrete, the anode mechanism is prevented from being in the electrolyte and is connected with the anode wiring, the anode wiring and the cathode wiring are both connected with a power supply, a passage is formed after the anode wiring and the cathode wiring are electrified, anions can migrate towards the positive pole direction of an electric field under the action of the electric field, electrode reaction can occur at the electrode, harmful anions such as chloride ions and the like can migrate towards the outside of the concrete, the alkalinity of the concrete can be increased due to the electrode reaction at the cathode steel bars, the restoring and the maintaining strength of the steel bars are facilitated, meanwhile, the stirring mechanism is used for stirring the electrolyte continuously, the temperature adjusting mechanism adjusts the environment of the electrolyte, ensures the optimal performance of the electrolyte and is beneficial to the optimal state of electrochemical repair.
In this embodiment, the box accommodating mechanism includes four bending portions, the bending portions are an L-shaped bottom plate 16 and an L-shaped vertical plate 17 disposed upward from the L-shaped bottom plate 16, every two bending portions are connected to each other through a connecting portion, the connecting portion is a horizontal bottom plate 18 and a vertical plate 19 disposed upward from the horizontal bottom plate 18, a sealing gasket is disposed between the bending portion and the connecting portion, the bending portions and the connecting portions disposed in the same horizontal direction or the same horizontal direction are connected through a bolt 2, the bolt 2 penetrates through holes 21 disposed on the L-shaped bottom plate and the horizontal bottom plate, mutually perpendicular through holes 21 are disposed on the same L-shaped bottom plate, and the two mutually perpendicular through holes 21 are disposed at different horizontal heights.
Like this, kink and connecting portion interconnect, a bottom closure has been formed, circumference confined box structure, can the joint on the concrete, it is sealed to keep through sealed the pad between kink and the connecting portion, kink and connecting portion also can carry out sealing treatment with concrete junction, according to the concrete size of difference, can change the connecting portion of different length, be used for the stability and the leakproofness of guarantee connection, the bolt passes L type bottom plate and plane bottom plate and will be located the kink and the connecting portion of equidirectional connection, through hole and bolt between the equidirectional are located different heights, the stability of connection has been ensured, avoid the cross between the bolt.
In this embodiment, the electrolyte 11 is saturated Ca (OH)2And (3) solution.
Therefore, the preparation is simple, the cost is low, hydroxide can be formed, the alkalinity of the concrete is increased, and the repair strength of the concrete is improved.
In this embodiment, the anode mechanism is a stainless steel net 22, the stainless steel net 22 is disposed between two partition plates 23, stainless steel net clamping grooves 24 are oppositely disposed on the partition plates 23, and the stainless steel net 22 and the clamping grooves 24 are connected with each other through fastening screws.
Like this, the stainless steel net has electric conductivity, and with low costs, when using for a long time, is difficult for rustting, has reduced the change frequency, is provided with the joint recess, is convenient for carry out timely change to the stainless steel net that falls badly, reduces the loss.
In this embodiment, the stirring mechanism includes a stirrer 25 disposed in the electrolyte, and the stirrer 25 is disposed uniformly.
Like this, the agitator can make electrolyte can obtain even stirring, avoids electrolyte to produce the condition such as deposit, temperature nonconformity.
In this embodiment, the temperature adjusting mechanism includes a resistance wire 26 disposed in the electrolyte, the resistance wire 26 is connected to the power supply 13 through a switch, the switch is electrically connected to the temperature controller, and the electrolyte 11 is further provided with a temperature sensor, and the temperature sensor is electrically connected to the temperature controller.
Like this, temperature sensor feeds back the temperature controller with the temperature of electrolyte, and temperature controller control switch heats for the resistance wire provides the heat for electrolyte, under the effect of agitator, can make the temperature obtain even transmission, guarantee electrolysis effect in addition.
In this embodiment, the height of the spacer 23 is lower than the heights of the riser 19 and the L-shaped riser 17.
Thus, the partition plate does not cause the electrolyte to form a level difference.
In this embodiment, the accommodating box mechanism is further provided with a liquid supplementing box, and the liquid supplementing box is connected with the accommodating box mechanism through a guide pipe.
Like this, can be timely carry out the replenishment of electrolyte to holding case mechanism, carrying out long-time repair in-process, avoid electrolyte to lack.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. The utility model provides an electrochemistry prosthetic devices for concrete salt damage destruction, its characterized in that, includes the case mechanism that holds of circumference parcel concrete, hold case mechanism upper end opening, it has electrolyte to hold in the case mechanism, anode mechanism has soaked in the electrolyte, anode mechanism is through setting up the division board in holding case mechanism is insulating the isolation of each other, anode mechanism passes through the positive pole wiring and is connected with the power, the power passes through the cathodic reinforcement connection in negative pole wiring and the concrete, still be provided with rabbling mechanism and then temperature regulation mechanism in the electrolyte.
2. The electrochemical repairing device for concrete salt damage of claim 1, wherein said container mechanism comprises four bending portions, said bending portions are an L-shaped bottom plate and an L-shaped vertical plate disposed upward from said L-shaped bottom plate, each two bending portions are connected with each other by a connecting portion, said connecting portion is a horizontal bottom plate and a vertical plate disposed upward from said horizontal bottom plate, a sealing gasket is disposed between each two bending portions and said connecting portion, the bending portions and the connecting portions disposed in the same horizontal longitudinal direction or the same horizontal transverse direction are connected by a bolt, said bolt passes through the through holes disposed on said L-shaped bottom plate and the horizontal bottom plate, the through holes disposed in the same L-shaped bottom plate are perpendicular to each other, and the two through holes disposed in different horizontal heights.
3. The electrochemical restoration device for concrete salt damage according to claim 2, wherein the electrolyte is saturated Ca (OH)2And (3) solution.
4. The electrochemical restoration device for concrete salt damage according to claim 3, wherein the anode mechanism is a stainless steel mesh, the stainless steel mesh is arranged between two partition plates, stainless steel mesh clamping grooves are oppositely arranged on the partition plates, and the stainless steel mesh and the clamping grooves are connected with each other through fastening screws.
5. The electrochemical restoration device for concrete salt damage according to claim 4, wherein the stirring mechanism comprises a stirrer arranged in the electrolyte, and the stirrer is uniformly arranged.
6. The electrochemical restoration device for concrete salt damage according to claim 5, wherein the temperature adjustment mechanism comprises a resistance wire arranged in the electrolyte, the resistance wire is connected with a power supply through a switch, the switch is electrically connected with a temperature controller, a temperature sensor is further arranged in the electrolyte, and the temperature sensor is electrically connected with the temperature controller.
7. The electrochemical restoration device for concrete salt damage according to claim 6, wherein the height of the spacer is lower than the height of the vertical plate and the L-shaped vertical plate.
8. The electrochemical restoration device for concrete salt damage according to claim 7, wherein a liquid replenishing tank is further arranged on the containing tank mechanism, and the liquid replenishing tank is connected with the containing tank mechanism through a conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920481703.9U CN209816790U (en) | 2019-04-10 | 2019-04-10 | Electrochemical repair device for concrete salt damage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920481703.9U CN209816790U (en) | 2019-04-10 | 2019-04-10 | Electrochemical repair device for concrete salt damage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209816790U true CN209816790U (en) | 2019-12-20 |
Family
ID=68879457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920481703.9U Active CN209816790U (en) | 2019-04-10 | 2019-04-10 | Electrochemical repair device for concrete salt damage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209816790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881635A (en) * | 2019-04-10 | 2019-06-14 | 北京中科行运科技有限公司 | A kind of electrochemical rehabilitation device destroyed for concrete salt damage |
| RU2797793C1 (en) * | 2022-08-03 | 2023-06-08 | Евгений Олегович Добрышкин | Method for reconstructing the berth of the naval base |
-
2019
- 2019-04-10 CN CN201920481703.9U patent/CN209816790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881635A (en) * | 2019-04-10 | 2019-06-14 | 北京中科行运科技有限公司 | A kind of electrochemical rehabilitation device destroyed for concrete salt damage |
| RU2797793C1 (en) * | 2022-08-03 | 2023-06-08 | Евгений Олегович Добрышкин | Method for reconstructing the berth of the naval base |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9598778B2 (en) | Treatment process for concrete | |
| CN104508188B (en) | Galvanic anode and method of inhibiting corrosion | |
| JP6998066B2 (en) | Corrosion prevention using sacrificial anode | |
| CN101412635B (en) | Electrochemical realkalization method for carbonizing reinforced concrete | |
| CN104619884A (en) | Method for the galvanic protection of a reinforced concrete structure | |
| CN209816790U (en) | Electrochemical repair device for concrete salt damage | |
| CN107740114B (en) | Electrochemical electroosmosis repairing and reinforcing device for defective concrete | |
| CN107558753A (en) | A kind of decaying concrete electrochemical stabilization restorative procedure | |
| KR101997125B1 (en) | Reinforcing and anti-corrosion system of reinforced concrete structure using carbon fiber textile grid as both reinforcement member and anode, and method for the same | |
| SK5692003A3 (en) | Cathodic protection of steel in reinforced concrete with electroosmotic treatment | |
| CN101787534B (en) | BE rust inhibitor based method and device for restoring electroosmotic salt polluted buildings | |
| NO343826B1 (en) | Treatment process for concrete | |
| CN201115981Y (en) | Electrochemistry rebasification device of carbonization steel reinforced concrete | |
| EP2350407A1 (en) | Sacrificial anodes in concrete patch repair | |
| CN104046998B (en) | Oriented reinforced concrete chloride ion absorption device convenient to install and change and method | |
| CN203066127U (en) | System for repairing and reinforcing harbour engineering concrete structure based on electrochemical desalting | |
| CN101244926A (en) | Steel reinforced concrete sacrificial anode cathodic protection devices in atmospheric environment and method thereof | |
| CN102926349A (en) | Method for repairing and reinforcing harbour engineering concrete structure based on electrochemical desalting | |
| CN216881017U (en) | Chelating agent and filler reinforced electric contaminated soil remediation device | |
| CN109881635A (en) | A kind of electrochemical rehabilitation device destroyed for concrete salt damage | |
| CN111197168B (en) | Electromigration device with conductive cement-based material as anode and method for repairing degraded concrete | |
| CN114894701A (en) | Accelerated corrosion test system for reinforced concrete under forced current cathodic protection | |
| Sekar et al. | Cathodic protection of steel in concrete using conductive polymer overlays | |
| CN208717976U (en) | A kind of foundation pile corrosion protection system based on electric field action | |
| CN206768224U (en) | Tower bar cathode protection device and tower bar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |