CN104749080A - Comprehensive calibration device for concrete impermeability instrument - Google Patents
Comprehensive calibration device for concrete impermeability instrument Download PDFInfo
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- CN104749080A CN104749080A CN201510094289.2A CN201510094289A CN104749080A CN 104749080 A CN104749080 A CN 104749080A CN 201510094289 A CN201510094289 A CN 201510094289A CN 104749080 A CN104749080 A CN 104749080A
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- concrete impervious
- instrument
- impervious instrument
- correction device
- pressure
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Abstract
The invention provides a comprehensive calibration device for a concrete impermeability instrument. The comprehensive calibration device for the concrete impermeability instrument is connected with a pressure producing device in the concrete impermeability instrument; the comprehensive calibration device for the concrete impermeability instrument comprises a pressure sensor, a signal processing unit, a display and a working power supply, wherein the signal processing unit is connected with the pressure sensor; the display is connected with the signal processing unit; and the working power supply is connected with the pressure sensor, the signal processing unit and the display. The comprehensive calibration device disclosed by the invention has the beneficial effects that the system design of the comprehensive calibration device for the concrete impermeability instrument meets the value traceability requirement, and the value of the device can be accurate and reliable.
Description
Technical field
The present invention relates to field of measuring technique, especially a kind of concrete (mortar) Anti-leakage instrument integrated correction device.
Background technology
Concrete impervious instrument is for detecting the water resistance after concrete hardening and measuring the instrument of its anti-penetration grade, is the surveying instrument of concrete premix enterprise, construction engineering quality testing laboratory indispensability.Concrete impervious instrument is the principle utilizing pressure in sealed container equal everywhere, with water pump to the defeated pressure of whole system, and by manometer and controller, the size to moulding pressure controls, realize hydraulic pressure and penetrate into the test specimen be fitted in die trial from bottom to top, thus measure the instrument of test specimen anti-permeability performance and its anti-penetration grade of calculating.Owing to there is deviation in concrete impervious instrument use procedure; need to calibrate it; but before the invention of this calibrating installation; suitable correcting device is not had to carry out general calibration to concrete impervious instrument; concrete impervious instrument cannot meet magnitude tracing requirement, thus the value cannot guaranteeing concrete impervious instrument accurately and reliably.
Summary of the invention
The present invention is intended at least solve one of Problems existing in background technology.
An object of the present invention is to provide a kind of concrete impervious instrument integrated correction device, and described concrete impervious instrument integrated correction device is connected with the pressure making device that concrete impervious instrument carries; Described concrete impervious instrument integrated correction device comprises pressure transducer, the signal processing unit be connected with pressure transducer, the display be connected with signal processing unit, and the working power be connected with pressure transducer, signal processing unit and display.
Further, described concrete impervious instrument integrated correction device, adopts pressure standard meter indicating value and is calibrated the mode that concrete impervious instrument indicating value directly compares and calibrates.
Further, described pressure standard meter selects 0.05 grade, and measurement range is the digital pressure gauge of 0MPa to 6MPa.
Further, described concrete impervious instrument comprises:
Hydraulic circuit, with Stress control Instrument connection;
Die trial base, by hydraulic circuit and Stress control Instrument connection;
Die trial connecting screw rod, is arranged on die trial base;
Water supply container, by hydraulic circuit and die trial base and Stress control Instrument connection;
Electric hydraulic pump, is connected with water supply container.
Beneficial effect of the present invention is: the metering performance of concrete impervious instrument integrated correction apparatus system design is reasonable, measuring method science, there is reliable theoretical foundation and feasibility, piece calibration can be carried out to concrete impervious instrument, through the confirmatory experiment to the concrete impervious instrument of manufacturing enterprise's multiple stage and mortar concrete Anti-leakage instrument, reach satisfactory effect; The design of concrete impervious instrument integrated correction apparatus system meets the magnitude tracing requirement of calibrating installation, can guarantee to be calibrated the value of concrete impervious instrument accurately and reliably.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the present invention's concrete impervious instrument integrated correction device.
Fig. 2 is the module map of the present invention's concrete impervious instrument integrated correction device.
Fig. 3 is the structural representation of concrete impervious instrument.
Embodiment
Hereafter will describe the present invention in detail in conjunction with specific embodiments.It should be noted that the combination of technical characteristic or the technical characteristic described in following embodiment should not be considered to isolated, they can mutually be combined thus be reached better technique effect.
Fig. 1 is the connection diagram of the present invention's concrete impervious instrument integrated correction device.
Concrete impervious instrument integrated correction device of the present invention counts pressure standard meter 201 with digital pressure, and is connected with pressure making device 202 and concrete impervious instrument 203.
Fig. 2 is the module map of the present invention's concrete impervious instrument integrated correction device.
The present invention's concrete impervious instrument integrated correction device comprises pressure transducer 2010, the signal processing unit 2011 be connected with pressure transducer 2010, the display 2013 be connected with signal processing unit 2011, and the working power 2012 be connected with pressure transducer 2010, signal processing unit 2011 and display 2013.
Working power 2012 is powered for pressure transducer 2010, signal processing unit 2011 and display 2013.Detected pressure signal is transferred to signal processing unit 2011 by pressure transducer 2010, transfers to display 2013 and show after signal processing unit 2011 pairs of pressure signals process.
Fig. 3 is the structural representation of concrete impervious instrument.
In the present embodiment, concrete impervious instrument 203 comprises: hydraulic circuit 105, is connected with Stress control instrument 104; Die trial base 102, is connected with Stress control instrument 104 by hydraulic circuit 105; Die trial connecting screw rod 101, is arranged on die trial base 102; Water supply container 103, is connected with die trial base 102 and Stress control instrument 104 by hydraulic circuit 105; Electric hydraulic pump 106, is connected with water supply container 103.Die trial base 102 forms die trial seat together with die trial connecting screw rod 101.
Specifically, concrete impervious instrument 203 is furnished with six die trial seats, for installing die trial.Concrete impervious instrument 203 designs according to hydraulic principle, exert pressure with motor run electric hydraulic pump 106, by Stress control instrument 104, regulable control is carried out to each spot pressure of concrete impervious instrument 203, pressure can be made in the specialized range of 0.1MPa to 4MPa to carry out constant voltage measurement.Each interstitial hole at the bottom of die trial seat is as hydraulic pressure delivery outlet, and each delivery outlet can carry out independently control and measurement.
Concrete impervious instrument integrated correction device 201 adopts standard indicating value to calibrate with the method directly compared by school concrete impervious instrument 203 indicating value.After carrying out leak check, concrete impervious instrument integrated correction device 201 is accessed a wherein road pressure output of concrete impervious instrument 203, with pressure making device 202, be forced into pressure measurement point, read the pressure indicating value on concrete impervious instrument integrated correction device 201 and concrete impervious instrument 203 respectively.
Because the pressure indicating value of concrete impervious instrument and stability are all for setting value, so the standard selected---the corresponding raising of requirement of concrete impervious instrument integrated correction device, standard selects 0.05 grade, and measurement range is the digital pressure gauge of 0MPa to 6MPa.
Beneficial effect of the present invention is: the metering performance of concrete impervious instrument integrated correction apparatus system design is reasonable, measuring method science, there is reliable theoretical foundation and feasibility, through the confirmatory experiment to the concrete impervious instrument of manufacturing enterprise's multiple stage and mortar concrete Anti-leakage instrument, reach satisfactory effect; Concrete impervious instrument integrated correction apparatus system design meets the magnitude tracing requirement of calibrating installation, can guarantee the value of calibrating installation accurately and reliably.
The calibration steps of Yunnan Institute of Measurement and Testing Technology to concrete impervious instrument conducts in-depth research, while formulation " concrete impervious instrument " national measurement technical calibrating standard, have developed concrete impervious instrument integrated correction device, this calibrating installation is applicable to the calibration operation of concrete (mortar) Anti-leakage instrument, simple to operate, for the enforcement of " concrete impervious instrument " national measurement technical calibrating standard provides supporting metrological standard unit, for the execution of specification provides technical support.
Although give some embodiments of the present invention, it will be understood by those of skill in the art that without departing from the spirit of the invention herein, can change embodiment herein.Above-described embodiment is exemplary, should using embodiment herein as the restriction of interest field of the present invention.
Claims (4)
1. a concrete impervious instrument integrated correction device, is characterized in that:
Described concrete impervious instrument integrated correction device is connected with the pressure making device that concrete impervious instrument carries;
Described concrete impervious instrument integrated correction device comprises pressure transducer, the signal processing unit be connected with pressure transducer, the display be connected with signal processing unit, and the working power be connected with pressure transducer, signal processing unit and display.
2. concrete impervious instrument integrated correction device as claimed in claim 1, is characterized in that, adopts pressure standard meter indicating value and is calibrated the mode that concrete impervious instrument indicating value directly compares and calibrates.
3. concrete impervious instrument integrated correction device as claimed in claim 2, it is characterized in that, described pressure standard meter selects 0.05 grade, and measurement range is the digital pressure gauge of 0MPa to 6MPa.
4. concrete impervious instrument integrated correction device as claimed in claim 3, it is characterized in that, described concrete impervious instrument comprises:
Hydraulic circuit, with Stress control Instrument connection;
Die trial base, by hydraulic circuit and Stress control Instrument connection;
Die trial connecting screw rod, is arranged on die trial base;
Water supply container, by hydraulic circuit and die trial base and Stress control Instrument connection;
Electric hydraulic pump, is connected with water supply container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510094289.2A CN104749080A (en) | 2015-03-02 | 2015-03-02 | Comprehensive calibration device for concrete impermeability instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510094289.2A CN104749080A (en) | 2015-03-02 | 2015-03-02 | Comprehensive calibration device for concrete impermeability instrument |
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| CN104749080A true CN104749080A (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510094289.2A Pending CN104749080A (en) | 2015-03-02 | 2015-03-02 | Comprehensive calibration device for concrete impermeability instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174341A (en) * | 2019-06-06 | 2019-08-27 | 交通运输部公路科学研究所 | A kind of metering method and device of concrete impervious instrument |
| CN110174341B (en) * | 2019-06-06 | 2024-04-26 | 交通运输部公路科学研究所 | Metering method and device for concrete impermeability instrument |
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| US5569839A (en) * | 1993-11-17 | 1996-10-29 | Institut Francais Du Petrole | Method and apparatus for determining pore volume in a solid sample |
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| CN102401707A (en) * | 2011-08-30 | 2012-04-04 | 湖南大学 | Dynamic concrete stress sensor and calibrating method based on piezoelectric ceramics |
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| CN203519252U (en) * | 2013-10-17 | 2014-04-02 | 西南交通大学 | Calibration apparatus for calibrating soil pressure sensor by using fluid |
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Patent Citations (6)
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| US5569839A (en) * | 1993-11-17 | 1996-10-29 | Institut Francais Du Petrole | Method and apparatus for determining pore volume in a solid sample |
| CN201421386Y (en) * | 2009-04-08 | 2010-03-10 | 上海市机械施工有限公司 | Checking equipment of earth pressure detecting system of shield machine |
| CN102401707A (en) * | 2011-08-30 | 2012-04-04 | 湖南大学 | Dynamic concrete stress sensor and calibrating method based on piezoelectric ceramics |
| CN103033457A (en) * | 2012-12-14 | 2013-04-10 | 长春市计量检定测试技术研究院 | Calibrator for concrete penetrometer |
| CN203519252U (en) * | 2013-10-17 | 2014-04-02 | 西南交通大学 | Calibration apparatus for calibrating soil pressure sensor by using fluid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174341A (en) * | 2019-06-06 | 2019-08-27 | 交通运输部公路科学研究所 | A kind of metering method and device of concrete impervious instrument |
| CN110174341B (en) * | 2019-06-06 | 2024-04-26 | 交通运输部公路科学研究所 | Metering method and device for concrete impermeability instrument |
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Application publication date: 20150701 |