CN202956382U - Concrete carbonization double-connecting sealing plug for measuring device - Google Patents
Concrete carbonization double-connecting sealing plug for measuring device Download PDFInfo
- Publication number
- CN202956382U CN202956382U CN 201220683794 CN201220683794U CN202956382U CN 202956382 U CN202956382 U CN 202956382U CN 201220683794 CN201220683794 CN 201220683794 CN 201220683794 U CN201220683794 U CN 201220683794U CN 202956382 U CN202956382 U CN 202956382U
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- Prior art keywords
- plug
- metalwork
- doubly
- sleeve
- sensor
- Prior art date
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- Expired - Fee Related
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- 239000004567 concrete Substances 0.000 title claims abstract description 29
- 238000003763 carbonization Methods 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 title abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 238000005259 measurement Methods 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract 2
- 239000012495 reaction gas Substances 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 description 15
- 239000000243 solution Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 239000000843 powder Substances 0.000 description 7
- 239000000523 sample Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000010000 carbonizing Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004453 electron probe microanalysis Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 235000014483 powder concentrate Nutrition 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The utility model discloses a concrete carbonization measuring device uses the pair to link the sealing plug, this pair links the sealing plug to be a cover body of suit on measuring the reaction flask, the lateral wall of the cover body is provided with the internal thread, the upper portion of the cover body is provided with a sleeve that extends outward and extends inward along the axis, the one end that the sleeve extends outward is provided with a metalwork with internal thread, this metalwork is connected with the external thread that one end of sensor set up, the part of this metalwork in the sleeve is the binding off structure simultaneously, open a pressure hole at its end; the inwardly extending end is connected to the pressure chamber. The threaded connection structure of the utility model greatly ensures the air tightness of the product; the closing-in structure at the tail end of the metal piece enables reaction gas to pass through only one small hole, greatly reduces the possibility that acid liquor also passes through the metal piece to contact with the sensor, ensures the use safety of the sensor and prolongs the service life of a product.
Description
Technical field
The utility model relates to field of civil engineering concrete structure durability pick-up unit, specifically, relates to the sealing-plug that a kind of accurate concrete carbonization measurement mechanism adopts.
Background technology
Carbonization is the primary factor that durability damage occurs under atmospheric environment xoncrete structure, estimates concrete carbonizing degree the permanance of reinforced concrete constructional work and buildings under the prediction normal atmospheric environment is of great importance.Therefore, the concrete carbonization in the xoncrete structure must be tested and judge that the decision method of concrete carbonization commonly used has following several at present:
1, chemical-agent technique.The method is the concrete carbonizing degree of reflection indirectly, and is easy to use, cost is low, but precision is not high, influence factor is many, and can not determine concrete neutralisation reason.
2, heat analysis method.The method can directly be reacted the carbonizing degree of hydrated product, process of the test more complicated.Can only estimate Ca (OH)
2Carbonization, can not estimate the carbonization of C-S-H, sample preparation is complicated, heating up needs cost plenty of time etc., is not suitable for carrying out a large amount of tests.
3, x-ray method.The method is applicable to the laboratory and accurately measures, and exists equally sample preparation complicated, be not easy to lot of experiments, and quantitative accuracy is poor.
4, electron probe microanalysis (EPMA) method.This is mainly used in measuring the microcell carbonization state.
Can find out that from above-mentioned introduction all there is certain defective in existing concrete carbonization detection method, can not satisfy scene, fast and accurate actual testing requirement, therefore propose a kind of CaCO that utilizes in acid solution and the sample to be checked
3Composition reacts, thereby detects the novel detection device of concrete carbonization degree.This pick-up unit is by detecting the CO that produces after chemical reaction occurs
2Estimate carbonizing degree, solved existing methodical deficiency.But detect carbon dioxide often by sensor, and course of reaction needs by fully carrying out of rocking to guarantee to react, acid solution therefore just may occur reacting owing to poorly sealed or spill the situation that causes sensor to be corroded even damage.In addition, in the course of reaction if there is CO
2The leakage of gas will affect final testing result, makes testing result inaccurate.
Summary of the invention
The utility model provides the novel doubly-linked sealing-plug of a kind of better tightness, more reasonable structure for the defective of the acid liquid corrosion sensor that may occur in the concrete carbonization testing process and γ-ray emission leakage.
The technical solution of the utility model is: a kind of concrete carbonization measurement mechanism doubly-linked sealing-plug, this doubly-linked sealing-plug is one and is sleeved on the lid of measuring on the reaction bulb, the sidewall of lid is provided with internal thread, lid top is provided with outward extending along axis and an extend internally sleeve, the outward extending end of this sleeve is provided with one with the metalwork of internal thread, this metalwork is connected with the external thread of an end setting of sensor, the part of this metalwork in sleeve is closing-in structure simultaneously, has a pressure port at its end; An end that extends internally is connected with pressure chamber, and after the effect of the end that extends internally was to put reagent bottle, when the revolving reaction bottle connected, it is motionless that reagent bottle keeps, and acid solution can not revealed before unsealing and react with concrete powder.
Preferably, described doubly-linked sealing-plug is the whole machine-shaping of rigid plastic, and metalwork is bonded on the sleeve lining by seccotine.
Preferably, be wound with raw silk between the internal thread of the external thread of described sensor one end and metalwork.
Preferably, be provided with rubber blanket between described doubly-linked sealing-plug and the reaction bulb.
The beneficial effects of the utility model are: at first utilize the internal thread of this doubly-linked plug sidewall and the internal thread of metalwork, can closely the doubly-linked sealing-plug be connected with reagent bottle with sensor, the impermeability of the product that greatly guarantees, again compound rubber pad and raw silk, its sealing further is improved; Secondly the closing-in structure of metalwork end so that reacting gas only passes through from an aperture, greatly reduces the possibility that acid solution also contacts with sensor by metalwork, thereby has guaranteed the use safety of sensor, the serviceable life of having improved product.After the effect of an end that extends internally was to put reagent bottle, when the revolving reaction bottle connected, it is motionless that reagent bottle keeps, and acid solution can not revealed before unsealing and react with concrete powder.Realized being converted into osculum by large mouth, or transferred large mouthful to by osculum, guaranteed simultaneously the connection of gas, can be used for realizing on other devices of this purpose.
Description of drawings
Accompanying drawing 1 is the accurate concrete carbonization precise digital display device synoptic diagram of the utility model specific embodiment;
Accompanying drawing 2 is the connection diagram of doubly-linked sealing-plug, reagent bottle and the reaction bulb of the utility model specific embodiment;
Accompanying drawing 3 is that the sensor of the utility model specific embodiment is connected the connection side view with the doubly-linked sealing-plug;
Accompanying drawing 4 is that the sensor of the utility model specific embodiment is connected the connection front elevation with the doubly-linked sealing-plug;
Accompanying drawing 5 is the reagent bottle skeleton view of the utility model specific embodiment;
Reference numeral: 1 precise digital display device; 2 sensors, 21 external threads, 22 cables; 3 doubly-linked sealing-plugs, 31 doubly-linked sealing-plug internal threads, 32 metalworks, 33 sleeves, 34 pressure ports, 35 rubber blankets; 4 reaction bulbs; 5 reagent bottles, 51 pressure chambers, 52 pressure transmission holes, 53 solution cavities, 54 liquid injection holes.
Embodiment
In order further to understand structure of the present utility model, feature and other purpose, now be described in detail as follows in conjunction with appended preferred embodiment, illustrated preferred embodiment only is used for the explanation the technical solution of the utility model, and non-limiting the utility model.
Embodiment:
Shown in Fig. 1-4, a kind of concrete carbonization measurement mechanism doubly-linked sealing-plug, this doubly-linked sealing-plug 3 is one and is sleeved on the lid of measuring on the reaction bulb 4, the sidewall of lid is provided with internal thread, lid top is provided with outward extending along axis and an extend internally sleeve 33, these sleeve 33 outward extending end settings have one with the metalwork 32 of internal thread, this metalwork 32 is connected with the external thread 21 of an end setting of sensor 2, the part of this metalwork 32 in sleeve 33 is closing-in structure simultaneously, has a pressure port 34 at its end; An end that extends internally is connected with pressure chamber 51.Described doubly-linked sealing-plug 3 is the whole machine-shaping of rigid plastic, and metalwork 32 is bonded on sleeve 33 inwalls by seccotine.Be wound with raw silk between the external thread 21 of sensor 2 one ends and the internal thread of metalwork 32.Be provided with rubber blanket 35 between doubly-linked sealing-plug 3 and the reaction bulb 4.
When detecting operation
1) concrete sample is carried out the layering abrasive dust, the powder that layering mill is got is contained in the sealing bag, prevents from reacting with airborne gas causing test error, and the surface of sealing bag is indicated the mill of concrete sample and got the degree of depth.
2) cable 22 is electrically connected with precise digital display device 1, precise digital display device 1 connects power supply, and precise digital display device 1 guarantees that with the auto zero function electric signal of sensor 2 is correctly shown.
3) other end with sensor 2 is connected with the metalwork 32 of doubly-linked sealing-plug 3 one ends with internal thread by external thread 21, the other end of doubly-linked sealing-plug 3 is connected with reaction bulb 4 by doubly-linked sealing-plug internal thread 31, is provided with rubber blanket 35 between doubly-linked sealing-plug 3 and the reaction bulb 4.
4) guarantee that rubber blanket 35 passes the end that the sleeve 33 of duplex sealing-plug 3 extends internally, closely be connected with duplex sealing-plug 3 is inboard.
5) the sample powder that takes by weighing some with the Precision Electronics Balance scale is positioned in the reaction bulb 4, makes the sample powder concentrate on the bottom of reaction bulb 4 as far as possible.
6) horizontal direction is taken reagent bottle 5, and liquid injection hole 54 upwards uses dropper to add acid solution by liquid injection hole 54 in solution cavity 53, and the sleeve 33 that pressure chamber 51 openings one side on the reagent bottle 5 is enclosed within doubly-linked sealing-plug 3 is extended internally on the part.
7) reagent bottle 5 horizontal directions are inserted reaction bulb 4, reaction bulb 4 closely is connected with doubly-linked sealing-plug internal thread 31 by reaction bulb 4 with doubly-linked sealing-plug 3, revolving reaction bottle 4, doubly-linked sealing-plug 3 is motionless, the sleeve 33 that reagent bottle 5 is enclosed within doubly-linked sealing-plug 3 extends internally on the part, can not move, the assurance acid solution is not leaked yet.
8) reaction bulb 4 is erected, hand-held sensor 2 shakes reaction bulb 4 simultaneously, hydrochloric acid solution flows into reaction bulb by the liquid injection hole 54 of solution cavity 53, concrete powder generation chemical reaction in hydrochloric acid in the reagent bottle 5 and the reaction bulb 4, generate carbon dioxide, the volume of gas increases, and the pressure transmission hole 52 that the Pneumatic pipe cleaner of increase is crossed on the reagent bottle 5 reaches pressure chamber 51, and arrives sensor 2 through the pressure port 34 of doubly-linked sealing-plug 3.
9) variation of air pressure size so that sensor 2 interior resistance change, produces different electric currents, the different different CaCO of electric current representative
3Account for the massfraction of concrete powder, read numerical value and record data on the instrument.
10) measure end cleaning reaction bottle 4 and reagent bottle 5 and carry out next one test.
11) draw CaCO
3Account for the massfraction of concrete powder along the CONCENTRATION DISTRIBUTION of distance concrete surface, concrete carbonization is carried out quantitative description.
Claims (4)
1. concrete carbonization measurement mechanism doubly-linked sealing-plug, it is characterized in that, this doubly-linked sealing-plug (3) is one and is sleeved on the lid of measuring on the reaction bulb (4), the sidewall of lid is provided with internal thread, lid top is provided with outward extending along axis and an extend internally sleeve (33), the outward extending end setting of this sleeve (33) a metalwork with internal thread (32) arranged, this metalwork (32) is connected with the external thread (21) that an end of sensor (2) arranges, the part of this metalwork (32) in sleeve (33) is closing-in structure simultaneously, has a pressure port (34) at its end; An end that extends internally is connected with pressure chamber (51).
2. concrete carbonization measurement mechanism doubly-linked sealing-plug as claimed in claim 1 is characterized in that: described doubly-linked sealing-plug (3) is the whole machine-shaping of rigid plastic, and metalwork (32) is bonded on sleeve (33) inwall by seccotine.
3. concrete carbonization measurement mechanism doubly-linked sealing-plug as claimed in claim 2 is characterized in that: be wound with raw silk between the external thread (21) of described sensor (2) one ends and the internal thread of metalwork (32).
4. concrete carbonization measurement mechanism doubly-linked sealing-plug as claimed in claim 1 is characterized in that: be provided with rubber blanket (35) between described doubly-linked sealing-plug (3) and the reaction bulb (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220683794 CN202956382U (en) | 2012-12-12 | 2012-12-12 | Concrete carbonization double-connecting sealing plug for measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220683794 CN202956382U (en) | 2012-12-12 | 2012-12-12 | Concrete carbonization double-connecting sealing plug for measuring device |
Publications (1)
Publication Number | Publication Date |
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CN202956382U true CN202956382U (en) | 2013-05-29 |
Family
ID=48461947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201220683794 Expired - Fee Related CN202956382U (en) | 2012-12-12 | 2012-12-12 | Concrete carbonization double-connecting sealing plug for measuring device |
Country Status (1)
Country | Link |
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CN (1) | CN202956382U (en) |
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2012
- 2012-12-12 CN CN 201220683794 patent/CN202956382U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20131212 |