CN116840138A - Three-pipe communicating vessel type reinforcing steel bar anodic polarization test device - Google Patents
Three-pipe communicating vessel type reinforcing steel bar anodic polarization test device Download PDFInfo
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- CN116840138A CN116840138A CN202311123794.6A CN202311123794A CN116840138A CN 116840138 A CN116840138 A CN 116840138A CN 202311123794 A CN202311123794 A CN 202311123794A CN 116840138 A CN116840138 A CN 116840138A
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- pipeline
- communicating vessel
- pipe
- steel bar
- reinforcing steel
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- 230000010287 polarization Effects 0.000 title claims abstract description 31
- 229910001294 Reinforcing steel Inorganic materials 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 229920001971 elastomer Polymers 0.000 claims description 32
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003112 inhibitor Substances 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 description 18
- 239000004570 mortar (masonry) Substances 0.000 description 15
- 239000012188 paraffin wax Substances 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical class [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- VEMHQNXVHVAHDN-UHFFFAOYSA-J [Cu+2].[Cu+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O Chemical compound [Cu+2].[Cu+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O VEMHQNXVHVAHDN-UHFFFAOYSA-J 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/34—Anodisation of metals or alloys not provided for in groups C25D11/04 - C25D11/32
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/02—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/006—Investigating resistance of materials to the weather, to corrosion, or to light of metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/283—Means for supporting or introducing electrochemical probes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/301—Reference electrodes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention belongs to the technical field of tests of reinforcing steel bar rust inhibitors, and discloses a three-pipe communicating vessel type reinforcing steel bar anodic polarization test device, which comprises a three-pipe communicating vessel, and a first pipeline, a second pipeline and a third pipeline, wherein the lower ends of the first pipeline, the second pipeline and the third pipeline are communicated with the three-pipe communicating vessel, and the side surface of the second pipeline is marked with liquid level scale marks arranged along the vertical direction; the upper end of the first pipeline is provided with a first pipe cover, the upper end of the second pipeline is provided with a second pipe cover, and the upper end of the third pipeline is provided with a third pipe cover; the bottom surface of No. two tube cap is provided with the inner groovy, and the middle part of inner groovy is provided with the wire guide that runs through No. two tube cap. The invention can meet the test precision, has stronger stability, can accurately test the natural potential and the polarization potential of the research electrode, has higher test efficiency, is less influenced by other influencing factors, has reliable test data, and ensures the accuracy and the effectiveness of test results.
Description
Technical Field
The invention belongs to the technical field of tests of reinforcing steel bar rust inhibitors, and particularly relates to a three-pipe communicating vessel type reinforcing steel bar anodic polarization test device.
Background
According to the 6.4.2 requirements of JT/T537-2018 standard of reinforced concrete rust inhibitor, the anodic polarization performance of the reinforcing steel bar in mortar is required to be tested. The concrete test method in the standard is JTS/T236-2019, item 13.8 of technical Specification for Water transportation engineering concrete test, the principle of the method is that a rust inhibitor is doped into mortar to strengthen a reinforcing steel bar passivation film to inhibit the anode process of metal losing electron tendency, and the natural potential and polarization potential of the anode are measured through a constant current electrolysis device to evaluate the rust inhibition or delay capability of the rust inhibitor to the corrosion of the reinforcing steel bar. The method has very important significance for improving the durability grade of the structure and ensuring the service life of the structure. However, the electrolytic cell device in the prior art is too large in volume, so that the electrolyte is wasted and is relatively large, three electrodes cannot be suspended and fixed in the electrolyte and are very easy to contact to form a short circuit, a constant current anodic polarization tester is damaged, no temperature measuring equipment is arranged in the electrolytic device, the natural potential and the polarization potential under a certain temperature condition cannot be accurately measured, the exposed length of mortar in the electrolyte is not clear, the test result is relatively influenced by a plurality of interference factors, the result is unstable, the test efficiency is relatively low, and the test effect is not ideal.
Disclosure of Invention
The invention aims to provide a three-pipe communicating vessel type reinforcing steel bar anodic polarization test device which is used for solving at least one of the problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the three-pipe communicating vessel type reinforcing steel bar anodic polarization test device comprises a three-pipe communicating vessel, and a first pipeline, a second pipeline and a third pipeline, wherein the lower ends of the first pipeline, the second pipeline and the third pipeline are communicated with the three-pipe communicating vessel, and liquid level scale marks arranged along the vertical direction are marked on the side surface of the second pipeline; the upper end of the first pipeline is provided with a first pipe cover, the upper end of the second pipeline is provided with a second pipe cover, and the upper end of the third pipeline is provided with a third pipe cover; the bottom surface of No. two tube cap is provided with the inner groovy, and the middle part of inner groovy is provided with the wire guide that runs through No. two tube cap.
As a preferable technical scheme of the invention, an auxiliary electrode groove for installing an auxiliary electrode is arranged in the middle of the first pipe cover, a thermometer hole for installing a thermometer is arranged on one side of the auxiliary electrode groove, and a liquid injection hole is arranged on the other side of the auxiliary electrode groove.
As a preferable technical scheme in the invention, the auxiliary electrode is tightly wound with a first rubber band, the width of the first rubber band is larger than that of the auxiliary electrode groove, and the first rubber band is abutted against the upper end of the first pipe cover.
As a preferable technical scheme in the invention, the thermometer is tightly wound with a second rubber band, the width of the second rubber band is larger than that of the thermometer hole, and the second rubber band is abutted against the upper end of the first pipe cover.
As a preferable technical scheme in the invention, the liquid injection hole is inserted with a long-neck glass funnel.
As a preferable technical scheme in the invention, a reference electrode hole for installing a reference electrode is arranged in the middle of the third tube cover.
As a preferable technical scheme in the invention, a third rubber band is tightly wound on the reference electrode, the width of the third rubber band is larger than that of the reference electrode hole, and the third rubber band is abutted to the upper end of the third pipe cover.
As a preferable technical scheme in the invention, the bottom surface of the three-pipe communicating vessel is of a horizontal plane structure.
The beneficial effects are that: the device has simple structure, simple and convenient installation and operation, is convenient for single person to independently operate, can be recycled, can save 70 percent of electrolyte, has the advantages that the first pipeline, the second pipeline and the third pipeline are all communicated with the upper end of the three-pipe communicating vessel, the volume of the electrolysis device is reduced, the suspended separation of the electrodes can effectively solve the problems of huge volume, easy short circuit, difficult installation, complicated fittings and the like existing in the anodic polarization test of the existing reinforcing steel bar in the mortar, the key factors affecting the anodic polarization test are that whether the exposure length of a tested mortar test piece in the electrolyte is 85mm or not, the side surface of the second pipeline of the device is marked with liquid level scale marks arranged along the vertical direction, meanwhile, the inner groove is formed in the bottom surface of the second pipe cover, the middle of the inner groove is provided with the wire guide penetrating through the second pipe cover, so that the paraffin coating requirement of the upper end of the mortar test piece for the length of 9mm can be guaranteed, the wires can be penetrated out of the wire guide, and meanwhile, the mortar test piece can be fixed after the paraffin is solidified, so that the problems are perfectly solved, the mounting and fixing are facilitated, the test precision can be met, the stability is high, the natural potential and the polarization potential of the research electrode can be accurately tested, the test efficiency is high, the influence by other influencing factors is small, the test data is reliable, and the accuracy and the effectiveness of the test result are guaranteed.
Drawings
FIG. 1 is a schematic view of the structure of the present invention before a first tube cover, a second tube cover and a third tube cover are installed;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention.
In the figure: 1-a first pipe; 2-a second pipe; 3-a third pipe; 4-three-pipe communicating vessel; 5-a first pipe cover; 501-auxiliary electrode grooves; 502-thermometer aperture; 503-filling holes; 6-a second pipe cover; 601-an inner groove; 602-wire guides; 7-third tube cover; 701-reference electrode hole.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present invention, but is not intended to limit the present invention.
Examples:
as shown in fig. 1-3, the embodiment provides a three-pipe communicating vessel type reinforcing steel bar anodic polarization test device, which comprises a three-pipe communicating vessel 4, and a first pipeline 1, a second pipeline 2 and a third pipeline 3, wherein the lower ends of the first pipeline 1, the second pipeline 2 and the third pipeline 3 are communicated with the three-pipe communicating vessel 4, and the side surface of the second pipeline 2 is marked with liquid level scale marks arranged along the vertical direction, so that whether the exposed length of mortar is positioned at the position of the liquid level scale marks of 85mm is convenient to observe; the upper end of the first pipeline 1 is provided with a first pipe cover 5, an auxiliary electrode (a stainless steel ruler with the length of 150 mm) and a thermometer are conveniently arranged at the first pipe cover 5, saturated calcium oxide electrolyte is slowly added into the electrolyte, the upper end of the second pipeline 2 is provided with a second pipe cover 6, the upper end of the third pipeline 3 is provided with a third pipe cover 7, and a reference electrode (a copper-copper sulfate saturated electrode) is conveniently arranged at the third pipe cover 7; the bottom surface of No. two tube cap 6 is provided with inner groove 601, the middle part of inner groove 601 is provided with wire hole 602 that runs through No. two tube cap 6, in fact, place the bottom surface of No. two tube cap 6 up on horizontal platform, with the mortar test piece that welds wire and contain the reinforcing bar according to test specification requirement, at the paraffin coating of terminal coating 2mm length, the wire passes wire hole 602 on the test piece, make the test piece just stand in the central point of inner groove 601, from test piece and inner groove 601 gap department, creep into molten paraffin liquid, until paraffin liquid level and inner groove 601 top flush, after the paraffin solidifies, turn over the test piece together with No. two tube cap 6, put into the mouth of pipe of second pipeline 2.
When the invention is used, the three-pipe communicating vessel 4 is arranged on a horizontal platform, and the first pipe cover 5 and the third pipe cover 7 are respectively arranged at the corresponding pipe orifice; placing the bottom surface of the second pipe cover 6 upwards on a horizontal platform, coating a paraffin coating with the length of 2mm on the tail end of a mortar test piece welded with a wire and containing reinforcing steel bars according to test specification requirements, enabling the wire at the upper end of the test piece to pass through a wire hole 602, enabling the test piece to be upright at the center position of the inner groove 601, slowly filling molten paraffin liquid from a gap between the test piece and the inner groove 601 until the paraffin liquid surface is level with the top of the inner groove 601, turning over the test piece and the second pipe cover 6 after paraffin is solidified, and placing the test piece and the second pipe cover into a pipe orifice of the second pipeline 2; an auxiliary electrode and a thermometer are arranged at the first pipe cover 5, a reference electrode is arranged at the third pipe cover 7, saturated calcium oxide electrolyte is slowly added into the electrolyte, and meanwhile, whether the exposed length of mortar is positioned at a liquid level scale line of 85mm or not is observed; the auxiliary electrode is connected to the negative electrode of the constant current anodic polarization tester through the wire clamp, the test piece wire is connected to the positive electrode of the constant current anodic polarization tester through the wire clamp, and the reference electrode is connected to the reference electrode of the constant current anodic polarization tester through the wire clamp. And electrifying and starting a constant-current anodic polarization tester, and starting a formal test according to the standard required steps.
The device has simple structure, simple and convenient installation and operation, is convenient for single person to independently operate, can be recycled, can save 70 percent of electrolyte, is characterized in that the first pipeline 1, the second pipeline 2 and the third pipeline 3 are all communicated with the upper end of the three-pipe communicating vessel 4, the volume of the electrolysis device is reduced, the electrode is suspended and separated, the problems of huge volume, easy short circuit, difficult installation, complex fittings and the like existing in the anodic polarization test of the existing reinforcing steel bar in the mortar can be effectively solved, the key factors influencing the anodic polarization test are that whether the exposure length of a tested mortar test piece in the electrolyte is 85mm or not, the side surface of the second pipeline 2 of the device is marked with liquid level scale marks arranged along the vertical direction, meanwhile, the inner groove 601 is formed in the bottom surface of the second pipe cover 6, the wire guide 602 penetrating through the second pipe cover 6 is formed in the middle of the inner groove 601, so that the paraffin coating requirement of the upper end of a mortar test piece with the length of 9mm can be guaranteed, the wire can be penetrated out of the wire guide 602, and the mortar test piece can be fixed after the paraffin is solidified, so that the problems are solved perfectly, the mounting and the fixing are facilitated, the test precision can be met, the stability is high, the natural potential and the polarization potential of a research electrode can be tested accurately, the test efficiency is high, the influence by other influencing factors is small, the test data is reliable, and the accuracy and the effectiveness of a test result are guaranteed.
As a preferred embodiment of the present embodiment, it should be further described that the middle portion of the first tube cover 5 is provided with an auxiliary electrode slot 501 for installing an auxiliary electrode, which is convenient for installing an auxiliary electrode, one side of the auxiliary electrode slot 501 is provided with a thermometer hole 502 for installing a thermometer, which is convenient for installing a thermometer, and the other side of the auxiliary electrode slot 501 is provided with a liquid injection hole 503, which is convenient for injecting electrolyte into the device through the liquid injection hole 503.
As a preferred implementation manner in this embodiment, it needs to be further described that the auxiliary electrode is tightly wound with a first rubber band, the width of the first rubber band is greater than that of the auxiliary electrode groove 501, the first rubber band is abutted to the upper end of the first tube cover 5, and the first rubber band is similar to a snap ring and can be clamped outside the auxiliary electrode groove 501, so that the auxiliary electrode is prevented from directly falling into the first pipeline 1, the stability of the auxiliary electrode is further ensured, and the rubber band is used as a fixing tool, so that the cost is low, and the auxiliary electrode has the function of adjusting the contact depth with the electrolyte, thereby being very convenient for fully soaking the auxiliary electrode and the electrolyte.
As a preferred implementation manner in this embodiment, it needs to be further described that the thermometer is tightly wrapped with a second rubber band, the width of the second rubber band is larger than that of the thermometer hole 502, the second rubber band is abutted against the upper end of the first tube cover 5, and the second rubber band is similar to a snap ring and can be clamped outside the thermometer hole 502, so that the thermometer is prevented from falling into the first tube 1 directly, the stability of the thermometer is further ensured, the thermometer can be used for measuring the natural potential and the polarization potential under a certain temperature condition, the rubber band is used as a fixing tool, the cost is low, the contact depth between the thermometer and the electrolyte is adjusted, and the thermometer is very convenient to fully contact with the electrolyte.
As a preferred embodiment in this example, it should be further described that the liquid injection hole 503 is inserted with a long-neck glass funnel, and the long-neck glass funnel is inserted into the liquid injection hole 503, so that the electrolyte is slowly injected, which can effectively eliminate bubbles in the electrolyte, and is beneficial to the accuracy of the test.
As a preferred embodiment of the present embodiment, it should be further described that the middle portion of the third tube cover 7 is provided with a reference electrode hole 701 for installing a reference electrode, so as to facilitate installation of the reference electrode.
As a preferred embodiment in this embodiment, it needs to be further described that the reference electrode is tightly wound with a third rubber band, the width of the third rubber band is greater than the width of the reference electrode hole 701, the third rubber band is abutted to the upper end of the third tube cover 7, and the third rubber band is similar to a snap ring, can be clamped outside the reference electrode hole 701, and prevents the reference electrode from directly falling into the third tube 3, so as to ensure the stability of the reference electrode.
As a preferred embodiment of this embodiment, it should be further described that the bottom surface of the three-pipe connector 4 has a horizontal plane structure, so that the stability of the structure can be ensured when the device is placed on a horizontal platform.
Finally, it should be noted that: the foregoing description is only of the preferred embodiments of the invention and is not intended to limit the scope of the invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The three-pipe communicating vessel type reinforcing steel bar anodic polarization test device is characterized by comprising a three-pipe communicating vessel (4) and a first pipeline (1), a second pipeline (2) and a third pipeline (3), wherein the lower ends of the first pipeline, the second pipeline and the third pipeline are communicated with the three-pipe communicating vessel (4), and liquid level scale marks arranged along the vertical direction are marked on the side surface of the second pipeline (2); the upper end of the first pipeline (1) is provided with a first pipe cover (5), the upper end of the second pipeline (2) is provided with a second pipe cover (6), and the upper end of the third pipeline (3) is provided with a third pipe cover (7); the bottom surface of No. two tube cap (6) is provided with inner groove (601), and the middle part of inner groove (601) is provided with wire guide (602) that runs through No. two tube cap (6).
2. The three-pipe communicating vessel type reinforcing steel bar anodic polarization test device according to claim 1, wherein an auxiliary electrode groove (501) for installing an auxiliary electrode is formed in the middle of the first pipe cover (5), a thermometer hole (502) for installing a thermometer is formed in one side of the auxiliary electrode groove (501), and a liquid injection hole (503) is formed in the other side of the auxiliary electrode groove (501).
3. The three-pipe communicating vessel type reinforcing steel bar anodic polarization testing device according to claim 2, wherein a first rubber band is tightly wound on the auxiliary electrode, the width of the first rubber band is larger than that of the auxiliary electrode groove (501), and the first rubber band is abutted to the upper end of the first pipe cover (5).
4. The three-pipe communicating vessel type reinforcing steel bar anodic polarization test device according to claim 2, wherein a second rubber band is tightly wound on the thermometer, the width of the second rubber band is larger than that of the thermometer hole (502), and the second rubber band is abutted against the upper end of the first pipe cover (5).
5. The three-pipe communicating vessel type reinforcing steel bar anodic polarization testing device according to claim 2, wherein the liquid injection hole (503) is inserted with a long-neck glass funnel.
6. The three-pipe communicating vessel type reinforcing steel bar anodic polarization testing device according to claim 1, wherein a reference electrode hole (701) for installing a reference electrode is formed in the middle of the third pipe cover (7).
7. The three-pipe communicating vessel type reinforcing steel bar anodic polarization testing device according to claim 6, wherein a third rubber band is tightly wound on the reference electrode, the width of the third rubber band is larger than that of the reference electrode hole (701), and the third rubber band is abutted to the upper end of the third pipe cover (7).
8. The three-pipe communicating vessel type reinforcing steel bar anodic polarization testing device according to claim 1, wherein the bottom surface of the three-pipe communicating vessel (4) is of a horizontal plane structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202311123794.6A CN116840138B (en) | 2023-09-01 | 2023-09-01 | Three-pipe communicating vessel type reinforcing steel bar anodic polarization test device |
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| CN202311123794.6A CN116840138B (en) | 2023-09-01 | 2023-09-01 | Three-pipe communicating vessel type reinforcing steel bar anodic polarization test device |
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| CN116840138B CN116840138B (en) | 2023-12-12 |
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