CN110174341A - A kind of metering method and device of concrete impervious instrument - Google Patents
A kind of metering method and device of concrete impervious instrument Download PDFInfo
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- CN110174341A CN110174341A CN201910492691.4A CN201910492691A CN110174341A CN 110174341 A CN110174341 A CN 110174341A CN 201910492691 A CN201910492691 A CN 201910492691A CN 110174341 A CN110174341 A CN 110174341A
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- 238000000034 method Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 84
- 238000012545 processing Methods 0.000 claims description 28
- 230000010355 oscillation Effects 0.000 claims description 26
- 238000012795 verification Methods 0.000 claims description 15
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 241000009298 Trigla lyra Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003831 deregulation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000012173 sealing wax Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
Abstract
The present invention provides the metering methods and device of a kind of concrete impervious instrument, the described method includes: the die trial that concrete impervious instrument to be measured is opened in control corresponds to the solenoid valve of pipeline, acquisition device acquires the water outlet pressure value of die trial and the pressure value of standard pressure transducer;It determines that the water outlet pressure value of die trial reaches the steady pressure sequence of operating pressure, the steady pressure value of die trial is determined according to steady pressure sequence;According to steady pressure value and its pressure value of corresponding standard pressure transducer in the same time, the corresponding indicating value pressure error △ P of die trial is calculatedShow;Judge indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, the error metric result of label die trial corresponding pressure stabilizing period is unqualified.Present invention introduces automatic calibration theories, reduce the human intervention in measurement process, guarantee the consistency of measurement process, and metric results are more accurate, working efficiency is higher.
Description
Technical field
The present invention relates to field of measuring techniques more particularly to a kind of metering methods and device of concrete impervious instrument.
Background technique
Concrete impervious instrument be for detecting the waterproof performance after concrete hardening and measuring the instrument of its anti-penetration grade,
It is the measuring instrument of concrete premix enterprise, construction engineering quality testing laboratory indispensability.Concrete impervious instrument is to utilize sealing
Container inner pressure equal principle everywhere, with water pump to the defeated pressure of whole system, and presses pressurization by pressure gauge and controller
The size of power is controlled, and realizes that hydraulic pressure penetrates into the test specimen being fitted in die trial from bottom to top, to measure test specimen impermeability
It can and calculate the instrument of its anti-penetration grade.
When the concrete impervious instrument and metering method of the prior art are measured, the stipulated time adds step by step in metering process
Artificial de-regulation pressure is needed when pressure, and needs manually to go to observe and record, on the one hand, all data read process are people
Part work and part study takes, and manually calculates as a result, metering report cannot be provided automatically, it is understood that there may be reads, calculates deviation, to cause to measure
As a result inaccurate;On the other hand, metering cycle is long, and low efficiency cannot achieve automatic operation.
Summary of the invention
Present invention seek to address that problem as described above.It is an object of the present invention to provide in a kind of solution problem above
Any one concrete impervious instrument metering method and device.Specifically, present invention offer being capable of automatic operation, mitigation
Labor intensity, the metering method and device of labor-saving concrete impervious instrument.
According to the first aspect of the invention, the present invention provides a kind of metering method of concrete impervious instrument, the meterings
Method includes: step 1, and the die trial that concrete impervious instrument to be measured is opened in control corresponds to the solenoid valve of pipeline, and acquisition device is by default
Frequency acquisition acquire the water outlet pressure value of the die trial and the pressure value of standard pressure transducer, wherein the die trial is pressed
Preset pressure stabilizing period and pressure stabilizing period correspond to operating pressure and pressurize;Step 2, the water outlet pressure value of the die trial is determined
The steady pressure sequence for reaching the operating pressure determines the steady pressure value of the die trial according to the steady pressure sequence;
Step 3, according to the steady pressure value and its pressure value of corresponding standard pressure transducer in the same time, the die trial pair is calculated
The indicating value pressure error △ P answeredShow;Step 4 judges the indicating value pressure error △ PShowGreater than preset indicating value pressure error threshold value
When, it is unqualified for marking the error metric result of the die trial corresponding pressure stabilizing period.
Wherein, the metering method of above-mentioned concrete impervious instrument can also have the following characteristics that
The water outlet pressure value of the determination die trial reaches the steady pressure sequence of the operating pressure, according to described
The method that steady pressure sequence determines the steady pressure value of the die trial includes: by adjacent two moment corresponding die trial
Water outlet pressure value difference as sequential element, setting value pressure sequence;It determines and is greater than in the differential pressure sequence
Several continuous sequential elements of preset difference value threshold value, the water outlet pressure value of the corresponding die trial of the sequential element is raw
At steady pressure sequence;First sequential element of the steady pressure sequence is denoted as steady pressure value.
Wherein, the metering method of above-mentioned concrete impervious instrument can also have the following characteristics that
The calculation method further include: the water outlet pressure of the die trial after at the time of corresponding to the steady pressure value
The maximum absolute value value of force value or absolute value minimum value are denoted as surge pressure value, according to the surge pressure value and the work
Make pressure, calculates indicating value pressure oscillation error delta PWave;Judge the indicating value pressure oscillation error delta PWaveShow greater than preset
When duty pressure fluctuation threshold, it is unqualified for marking the fluctuation metric results of the die trial corresponding pressure stabilizing period.
Wherein, the metering method of above-mentioned concrete impervious instrument can also have the following characteristics that
The metering method further include: include: by all examinations of pipeline and concrete impervious instrument to be measured before above-mentioned steps 1
The water outlet of mould is attracted connection;Control opens exhaust valve by preset evacuation time to all die trial water outlet and its corresponding
After pipeline is exhausted, the solenoid valve that the exhaust valve corresponds to pipeline with the water outlet of any one die trial is closed;Make to be measured mixed
Solidifying soil Anti-leakage instrument pressurizes according to several pressure stabilizing periods and pressure stabilizing period corresponding operating pressure of setting;
Wherein, the metering method of above-mentioned concrete impervious instrument can also have the following characteristics that
The metering method further include: judge concrete impervious instrument to be measured according to setting several pressure stabilizing periods and
Pressure stabilizing period corresponding operating pressure carries out whether pressure process terminates;Obtain the error of all die trials corresponding pressure stabilizing period
Metric results, the error metric result of all die trials corresponding pressure stabilizing period are that underproof number is greater than preset error meter
When measuring threshold value, judge the verification result of concrete impervious instrument to be measured to be unqualified;Alternatively, obtaining the corresponding pressure stabilizing of all die trials
The fluctuation metering of period is as a result, the fluctuation metric results of all die trials corresponding pressure stabilizing period are that underproof number is greater than in advance
If fluctuation when measuring threshold value, judge the verification result of concrete impervious instrument to be measured to be unqualified.
According to another aspect of the present invention, the present invention also provides a kind of metering device of concrete impervious instrument, the meters
Amount device includes: at least one solenoid valve, pipeline, acquisition device, standard pressure transducer and display control processing apparatus, described
Solenoid valve, for switching the on off operating mode for the pipeline being connected to the water outlet of the die trial of concrete impervious instrument to be measured, the electromagnetism
The quantity of valve is consistent with die trial quantity;The standard pressure transducer: for measuring the water outlet pressure of any one of die trial
The standard value of force value;The acquisition device, water outlet pressure value and normal pressure for acquiring any one of die trial pass
The pressure value of sensor;The display control processing apparatus opens the die trial of concrete impervious instrument to be measured and corresponds to pipeline for controlling
Solenoid valve, control water outlet pressure value and normal pressure that the acquisition device is acquired the die trial by preset frequency acquisition
The pressure value of sensor;It is also used to determine that the water outlet pressure value of the die trial reaches the steady pressure sequence of the operating pressure
Column, the steady pressure value of the die trial is determined according to the steady pressure sequence;Be also used to according to the steady pressure value and its
The reference pressure value of corresponding standard pressure transducer in the same time calculates the corresponding indicating value pressure error △ P of the die trialShow;Also
For judging the indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, the corresponding institute of the die trial is marked
It is unqualified for stating the error metric result of pressure stabilizing period;The display control processing apparatus is also used to be arranged the frequency acquisition
With the indicating value pressure error threshold value.
Wherein, the metering device of above-mentioned concrete impervious instrument can also have the following characteristics that
The display control processing apparatus is also used to the water outlet pressure of adjacent two moment corresponding die trial
The difference of value is as sequential element, setting value pressure sequence;It determines and is greater than preset difference value threshold value in the differential pressure sequence
Several continuous sequential elements, the water outlet pressure value of the corresponding die trial of the sequential element is generated into steady pressure sequence
Column;First sequential element of the steady pressure sequence is denoted as steady pressure value.
Wherein, the metering device of above-mentioned concrete impervious instrument can also have the following characteristics that
The display control processing apparatus, at the time of be also used to correspond to the steady pressure value after the die trial
The maximum absolute value value of water outlet pressure value or absolute value minimum value are denoted as surge pressure value, according to the surge pressure value
And the operating pressure, calculate indicating value pressure oscillation error delta PWave;It is also used to judge the indicating value pressure oscillation error delta
PWaveWhen greater than preset indicating value pressure oscillation threshold value, the fluctuation metric results of the die trial corresponding pressure stabilizing period are marked to be
It is unqualified.
Wherein, the metering device of above-mentioned concrete impervious instrument can also have the following characteristics that
The metering device further include: electromagnetism water through device and exhaust valve;The electromagnetism water through device, for by pipeline with it is to be measured
All die trial water outlets of concrete impervious instrument are attracted connection;The exhaust valve, for all die trial water outlets and its correspondence
Pipeline be exhausted;The display control processing apparatus, be also used to control unlatching exhaust valve be exhausted after, described in closing
Exhaust valve corresponds to the solenoid valve of pipeline with the water outlet of any one die trial;The display control processing apparatus is also used to set
The evacuation time.
Wherein, the metering device of above-mentioned concrete impervious instrument can also have the following characteristics that
The display control processing apparatus is also used to judge several pressure stabilizings according to setting of concrete impervious instrument to be measured
Period and pressure stabilizing period corresponding operating pressure carry out whether pressure process terminates;It is corresponding to be also used to obtain all die trials
The error metric of pressure stabilizing period is as a result, the error metric result of all die trials corresponding pressure stabilizing period is that underproof number is big
When preset error metric threshold value, judge the verification result of concrete impervious instrument to be measured to be unqualified;It is also used to obtain all
The fluctuation metering of die trial corresponding pressure stabilizing period is as a result, the fluctuation metric results of all die trials corresponding pressure stabilizing period are not
Qualified number is greater than preset fluctuation when measuring threshold value, judges the verification result of concrete impervious instrument to be measured to be unqualified;Institute
Display control processing apparatus is stated, is also used to set the indicating value pressure oscillation threshold value, the error metric threshold value, the fluctuometer
Measure threshold value.
The metering method and device of concrete impervious instrument of the invention, concrete impervious instrument to be measured die trial by default
The pressure stabilizing period and the pressure stabilizing period correspond to during operating pressure pressurizeed, pass through the water outlet pressure of automatic collection die trial
The pressure value of value and standard pressure transducer determines that die trial water outlet pressure value reaches the operating pressure set within the pressure stabilizing period
Steady pressure value afterwards, it is accurate to obtain the data for verifying the pressure accuracy and pressure oscillation of concrete impervious instrument, realization pair
The calibrating of the metric results of die trial corresponding pressure stabilizing period, present invention introduces automatic calibration theories, reduce in measurement process
Human intervention guarantees the consistency of measurement process, and metric results are more accurate, working efficiency is higher.
Being described below for exemplary embodiment is read with reference to the drawings, other property features of the invention and advantage will
It is apparent from.
Detailed description of the invention
It is incorporated into specification and the attached drawing for constituting part of specification shows the embodiment of the present invention, and with
Principle for explaining the present invention together is described.In the drawings, similar appended drawing reference is for indicating similar element.Under
Attached drawing in the description of face is some embodiments of the present invention, rather than whole embodiments.Those of ordinary skill in the art are come
It says, without creative efforts, other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 shows a kind of flow chart of the metering method of concrete impervious instrument of the invention;
Fig. 2 shows the flow charts for the preparation that the present invention is done before acquisition device acquires data;
Fig. 3 shows the flow chart of the method for the steady pressure value of the invention that die trial is determined according to steady pressure sequence;
Fig. 4 shows another flow chart of the metering method of concrete impervious instrument of the invention;
Fig. 5 schematically illustrates the structural schematic diagram of the metering device of concrete impervious instrument of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.It needs
Illustrate, in the absence of conflict, the features in the embodiments and the embodiments of the present application can mutual any combination.
The present invention is by using automatic collection, the pressure at the die trial mouth of a river of transmission concrete impervious instrument to be measured, and further
It carries out processing and calculates the accurate steady pressure value that die trial water outlet reaches stable state after operating pressure, and then improve coagulation
The pressure accuracy of native Anti-leakage instrument and the detection of pressure oscillation, accurately reflect the state of concrete impervious instrument.
With reference to the accompanying drawing, the metering method and device of concrete impervious instrument according to the present invention are described in detail.
Embodiment one
Fig. 1 shows a kind of flow chart of specific embodiment of the metering method of concrete impervious instrument of the invention.
Shown in referring to Fig.1, the metering method of the concrete impervious instrument the following steps are included:
Step 101, the die trial that concrete impervious instrument to be measured is opened in control corresponds to the solenoid valve of pipeline, and acquisition device is by default
Frequency acquisition acquires the water outlet pressure value of die trial and the pressure value of standard pressure transducer, wherein preset pressure stabilizing is pressed in die trial
Period and pressure stabilizing period correspond to operating pressure and pressurize;
Step 102, determine that the water outlet pressure value of die trial reaches the steady pressure sequence of operating pressure, according to steady pressure
Sequence determines the steady pressure value of die trial;
Step 103, according to steady pressure value and its pressure value of corresponding standard pressure transducer in the same time, die trial is calculated
Corresponding indicating value pressure error △ PShow;
Step 104, judge indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, the die trial is marked
The metric results of corresponding pressure stabilizing period are unqualified.
In this embodiment, in the die trial of concrete impervious instrument to be measured corresponding by preset pressure stabilizing period and pressure stabilizing period
During operating pressure is pressurizeed, by controlling acquisition device, by the one of examination of preset frequency acquisition automatic collection
The water outlet pressure value of mould and the pressure value of standard pressure transducer, by determining the die trial water outlet pressure value within the pressure stabilizing period
Steady pressure value after reaching the operating pressure of setting further calculates acquisition and calculates the corresponding indicating value pressure error △ of die trial
PShow, realize the calibrating to the metric results of die trial corresponding pressure stabilizing period, metric results are more accurate, working efficiency is higher, together
When to examine and determine concrete impervious instrument to be measured provide effective reference data.
It is understood that judging indicating value pressure error △ PShowWhen less than preset indicating value pressure error threshold value, label examination
The error metric result of mould corresponding pressure stabilizing period is qualification.
In the above method, user can be arranged indicating value pressure error threshold value in advance, range may be provided at -0.015MPa~+
0.015MPa。
Before above-mentioned steps 101, it can do homework before starting acquisition device and starting to acquire data, in detail below
Step reference Fig. 2 is executed,
Step 201, pipeline is connected to the actuation of the water outlet of all die trials of concrete impervious instrument to be measured;
Step 202, control opens exhaust valve and presses default evacuation time to all die trial water outlet and its corresponding pipeline
After being exhausted, the solenoid valve that exhaust valve corresponds to pipeline with the water outlet of any one die trial is closed;
Step 203, make concrete impervious instrument to be measured corresponding according to several pressure stabilizing periods of setting and pressure stabilizing period
Operating pressure is pressurizeed.
It is understood that the error metric result of all die trials corresponding pressure stabilizing period is that underproof number is less than
When preset metering threshold value, judge the verification result of concrete impervious instrument to be measured for qualification.
In above-mentioned steps 201, the sundries such as grease, sealing wax in die trial can be cleared up, cleaning die trial bottom surface is simultaneously wiped
It wipes clean.
In above-mentioned steps 203, user can be by the setting device of concrete impervious instrument to be measured to the ginseng of concrete impervious instrument
Number is set, and parameter includes setting pressure rating and voltage stabling control, if so that concrete impervious instrument to be measured is according to setting
Dry pressure stabilizing period and pressure stabilizing period corresponding operating pressure carry out pressurized state, and the outlet pressure of die trial enters stable state
Time, i.e. it is the most reasonable that the duration of pressure stabilizing period is set as 30min.
In above-mentioned steps 102, determine that the water outlet pressure value of die trial reaches the steady pressure sequence of operating pressure, according to steady
Constant-pressure sequence determines that the steady pressure value of die trial, this method specifically execute step reference Fig. 3,
Step 301, raw using the difference of the water outlet pressure value of adjacent two moment corresponding die trial as sequential element
At differential pressure sequence;
Step 302, several the continuous sequential elements for being greater than preset difference threshold in differential pressure sequence are determined, it will
The water outlet pressure value of the corresponding die trial of the sequential element generates steady pressure sequence;
Step 303, first sequential element of steady pressure sequence is denoted as steady pressure value.
In above-mentioned steps 103, the corresponding indicating value pressure error △ P of die trialShowIt is corresponding to be that steady pressure value is simultaneously carved
The difference of the pressure value of standard pressure transducer
In above-mentioned steps 302, it may be determined that be greater than continuous 3 sequents of preset difference threshold in differential pressure sequence
The water outlet pressure value of the corresponding die trial of the sequential element is generated steady pressure sequence by element, and difference threshold can be arranged in user in advance
Value, may be set to 0.005MPa.
Embodiment two
Fig. 4 shows the flow chart of the metering method of the concrete impervious instrument of embodiment two.
Referring to Fig. 4, the metering method of the concrete impervious instrument specifically executes following steps:
Step 401, control piper is connected to the actuation of the water outlet of all die trials of concrete impervious instrument to be measured;
Step 402, the exhaust valve that calibrating installation is opened in control press default evacuation time to all die trial water outlet and its
After corresponding pipeline is exhausted, the solenoid valve that exhaust valve corresponds to pipeline with the water outlet of any one die trial is closed;
Step 403, make concrete impervious instrument to be measured corresponding according to several pressure stabilizing periods of setting and pressure stabilizing period
Operating pressure is pressurizeed;
Step 404, the die trial that concrete impervious instrument to be measured is opened in control corresponds to the solenoid valve of pipeline, and acquisition device is by default
Frequency acquisition acquires the water outlet pressure value of die trial and the pressure value of standard pressure transducer, wherein preset pressure stabilizing is pressed in die trial
Period and pressure stabilizing period correspond to operating pressure and pressurize;
Step 405, determine that the water outlet pressure value of die trial reaches the steady pressure sequence of operating pressure, according to steady pressure
Sequence determines the steady pressure value of die trial;
Step 406, according to steady pressure value and its pressure value of corresponding standard pressure transducer in the same time, die trial is calculated
Corresponding indicating value pressure error △ PShow;
Step 407 judges indicating value pressure error △ PShowWhether preset indicating value pressure error threshold value is greater than;
Judgement is greater than, and executes step 408: the error metric result of label die trial corresponding pressure stabilizing period be it is unqualified, hold
Row step 410;
Judgement is less than, and executes step 409: the error metric result of label die trial corresponding pressure stabilizing period is qualification, is gone to
In next step;
Step 410, the maximum absolute value value of the water outlet pressure value of the die trial after at the time of steady pressure value correspondence
Or absolute value minimum value is denoted as surge pressure value, according to surge pressure value and operating pressure, calculates indicating value pressure oscillation and misses
Poor △ PWave;
Step 411, judge indicating value pressure oscillation error delta PWaveWhether preset indicating value pressure oscillation threshold value is greater than;
Judgement is greater than, and executes step 412: the fluctuation metric results of label die trial corresponding pressure stabilizing period be it is unqualified, hold
Row step 414;
Judgement is less than, and executes step 413: the fluctuation metric results of label die trial corresponding pressure stabilizing period are qualification;
It executes step 414: judging whether the pressure process of concrete impervious instrument to be measured terminates;
Judgement is not finished, and circulation executes above-mentioned steps 404 and arrives step 414,
Judgement terminates, and executes step 415: the fluctuation metric results that judgement obtains all die trials corresponding pressure stabilizing period are
Whether underproof number is greater than preset fluctuation metering threshold value;
Judgement is greater than, and execute step 416: the verification result of concrete impervious instrument to be measured is unqualified;
Judgement is less than, and execute step 417: the verification result of concrete impervious instrument to be measured is qualification.
In above-mentioned steps 410, indicating value pressure oscillation error delta PWaveIt is surge pressure value work pressure corresponding with the pressure stabilizing period
The difference of power, wherein surge pressure value be at the time of steady pressure value corresponds to after die trial water outlet pressure value it is absolute
It is worth maximum value or absolute value minimum value.
The method can be with: judging to obtain the error metric result of all die trials corresponding pressure stabilizing period to be unqualified
Number whether be greater than preset error metric threshold value;
Judgement is greater than, and the verification result of concrete impervious instrument to be measured is unqualified;
Judgement is less than, and the verification result of concrete impervious instrument to be measured is qualification.
Evacuation time, indicating value pressure oscillation threshold value, fluctuation metering threshold value, error metric threshold value can be arranged in user in advance.
Evacuation time setting range can be at least 5min, but pressure oscillation threshold value setting range its may be set to-
0.015MPa~+0.015MPa, fluctuation metering threshold value may be set to 10, and error metric threshold value may be set to 10.
In this embodiment, after determining that die trial water outlet pressure value reaches the operating pressure of setting within the pressure stabilizing period
After steady pressure value, calculates and obtain the corresponding indicating value pressure oscillation error delta P of calculating die trialWave, further corresponding to die trial steady
The metric results of pressure period examine and determine, and can effectively assess the verification result of concrete impervious instrument to be measured.
Embodiment three
Fig. 5 shows the structural schematic diagram of the metering device of the concrete impervious instrument of embodiment three.
Referring to Figure 5, the metering device of the concrete impervious instrument includes: at least one solenoid valve 1, pipeline 2, acquisition dress
Set 3, standard pressure transducer 4 and display control processing apparatus 5;Solenoid valve 1, for switching and concrete impervious instrument 8 to be measured
The on off operating mode of the pipeline 2 of the water outlet connection of die trial 9, the quantity of solenoid valve are consistent with 9 quantity of die trial;Standard pressure transducer
4: for measuring the standard value of the water outlet pressure value of any one die trial 9;Acquisition device 3, for acquiring any one die trial 9
Water outlet pressure value and standard pressure transducer pressure value;Display control processing apparatus 5 opens coagulation to be measured for controlling
The solenoid valve of the corresponding pipeline of the die trial 9 of native Anti-leakage instrument, control acquisition device 2 are acquired the water outlet of die trial 9 by preset frequency acquisition
The pressure value of mouth pressure value and standard pressure transducer;It is also used to determine that the water outlet pressure value of die trial 9 reaches operating pressure
Steady pressure sequence determines the steady pressure value of die trial 9 according to steady pressure sequence;It is also used to according to steady pressure value and its same
The reference pressure value of moment corresponding standard pressure transducer calculates the corresponding indicating value pressure error △ P of die trial 9Show;It is also used to sentence
Disconnected indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, the error of the corresponding pressure stabilizing period of die trial 9 is marked
Metric results are unqualified.
Display control processing apparatus 5 is also used to be arranged frequency acquisition and indicating value pressure error threshold value.
Pipeline interconnects, and forms communicating pipe device structure, and the water outlet of any die trial 9 passes through pipeline 2 and standard pressure
Force snesor connection is realized by the pipeline on-off of control connection 9 water outlet of die trial to the water outlet for controlling any die trial 9
Pressure is acquired, and it is the pressure sensor of level-one that accuracy class is selected in standard pressure transducer connection.
User can set the parameter of concrete impervious instrument by the setting device 10 of concrete impervious instrument to be measured, ginseng
Number includes setting pressure rating and voltage stabling control so that concrete impervious instrument to be measured according to several pressure stabilizing periods of setting with
And pressure stabilizing period corresponding operating pressure carries out pressurized state.
Display control processing apparatus 5 is also used to the difference of the water outlet pressure value of adjacent two moment corresponding die trial 9
Value is used as sequential element, setting value pressure sequence;If determining continuous greater than preset difference value threshold value in differential pressure sequence
Dry sequential element, generates steady pressure sequence for the water outlet pressure value of the corresponding die trial 9 of the sequential element;By steady pressure
First sequential element of sequence is denoted as steady pressure value.
Display control processing apparatus 5, at the time of being also used to correspond to steady pressure value after die trial 9 water outlet pressure
The maximum absolute value value of value or absolute value minimum value are denoted as surge pressure value, according to surge pressure value and operating pressure, meter
Calculate indicating value pressure oscillation error delta PWave;It is also used to judge indicating value pressure oscillation error delta PWaveGreater than preset indicating value pressure oscillation threshold
When value, the fluctuation metric results of the label corresponding pressure stabilizing period of die trial 9 are unqualified.
As shown, the metering device of the concrete impervious instrument further include: electromagnetism water through device 6 and exhaust valve 7;Electromagnetism water flowing
Device 6, for pipeline to be connected to the actuation of 9 water outlet of all die trials of concrete impervious instrument to be measured;Exhaust valve 7, for all
9 water outlet of die trial and its corresponding pipeline are exhausted;Display control processing apparatus 5, be also used to control the exhaust valve of unlatching into
After row exhaust, the solenoid valve that exhaust valve corresponds to pipeline with the water outlet of any one die trial 9 is closed;Display control processing apparatus 5,
It is also used to set evacuation time.
Electromagnetism water through device includes electromagnetic communication pipe, and when energization, electromagnetic communication pipe is gone out using the principle of electromagnetic adsorption with die trial 9
Mouth of a river connection, without dismantling to the structure inside concrete impervious instrument 8 to be measured, has reached the knot for not destroying test system
Structure completes the purpose of calibrating.
Display control processing apparatus 5, be also used to judge concrete impervious instrument to be measured according to setting several pressure stabilizings when
Section and pressure stabilizing period corresponding operating pressure carry out whether pressure process terminates;It is corresponding to be also used to obtain all die trials 9
The error metric of pressure stabilizing period is as a result, the error metric result of the corresponding pressure stabilizing period of all die trials 9 is underproof number
When greater than preset error metric threshold value, judge the verification result of concrete impervious instrument to be measured to be unqualified;It is also used to obtain institute
There is the fluctuation metering of the corresponding pressure stabilizing period of die trial 9 as a result, the fluctuation metric results of the corresponding pressure stabilizing period of all die trials 9
When being greater than preset fluctuation metering threshold value for underproof number, the verification result of concrete impervious instrument to be measured is judged not conform to
Lattice.
Display control processing apparatus 5 is also used to set indicating value pressure oscillation threshold value, error metric threshold value, fluctuation metering threshold
Value.
The metering method and device of concrete impervious instrument of the invention, concrete impervious instrument to be measured die trial by default
The pressure stabilizing period and the pressure stabilizing period correspond to during operating pressure pressurizeed, by controlling acquisition device, adopted by preset
Collect the water outlet pressure value of frequency automatic collection die trial and the pressure value of standard pressure transducer, by determining within the pressure stabilizing period
Die trial water outlet pressure value reaches the steady pressure value after the operating pressure of setting, accurate to obtain the pressure for verifying concrete impervious instrument
The data of power accuracy and pressure oscillation, realize the calibrating to the metric results of die trial corresponding pressure stabilizing period, and the present invention draws
Enter automatic calibration theory, reduces the human intervention in measurement process, guarantee the consistency of measurement process, metric results are compared with subject to
Really, working efficiency is higher.
Descriptions above can combine implementation individually or in various ways, and these variants all exist
Within protection scope of the present invention.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment comprising a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence " including one ... ", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features;
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of metering method of concrete impervious instrument, which is characterized in that the metering method includes:
Step 1, the die trial that concrete impervious instrument to be measured is opened in control corresponds to the solenoid valve of pipeline, and acquisition device presses preset acquisition
The water outlet pressure value of die trial described in frequency collection and the pressure value of standard pressure transducer, wherein the die trial is by preset
Pressure stabilizing period and pressure stabilizing period correspond to operating pressure and pressurize;
Step 2, determine that the water outlet pressure value of the die trial reaches the steady pressure sequence of the operating pressure, according to described steady
Constant-pressure sequence determines the steady pressure value of the die trial;
Step 3, according to the steady pressure value and its pressure value of corresponding standard pressure transducer in the same time, the examination is calculated
The corresponding indicating value pressure error △ P of mouldShow;
Step 4 judges the indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, the die trial pair is marked
The error metric result for the pressure stabilizing period answered is unqualified.
2. the metering method of concrete impervious instrument as described in claim 1, which is characterized in that the determination die trial goes out
Mouth of a river pressure value reaches the steady pressure sequence of the operating pressure, determines the steady of the die trial according to the steady pressure sequence
The method of level pressure force value includes:
Using the difference of the water outlet pressure value of adjacent two moment corresponding die trial as sequential element, setting value pressure
Power sequence;
Several the continuous sequential elements for being greater than preset difference value threshold value in the differential pressure sequence are determined, by the sequential element
The water outlet pressure value of the corresponding die trial generates steady pressure sequence;
First sequential element of the steady pressure sequence is denoted as steady pressure value.
3. the metering method of concrete impervious instrument as described in claim 1, which is characterized in that the calculation method further include:
The maximum absolute value value of the water outlet pressure value of the die trial after at the time of the steady pressure value is corresponded to or
Absolute value minimum value is denoted as surge pressure value, according to the surge pressure value and the operating pressure, calculates indicating value pressure wave
Dynamic error delta PWave;
Judge the indicating value pressure oscillation error delta PWaveWhen greater than preset indicating value pressure oscillation threshold value, the die trial is marked
The fluctuation metric results of the corresponding pressure stabilizing period are unqualified.
4. the metering method of concrete impervious instrument as described in claim 1, which is characterized in that the metering method further include:
It include: to be connected to pipeline with the actuation of the water outlet of all die trials of concrete impervious instrument to be measured before above-mentioned steps 1;Control
After unlatching exhaust valve is exhausted all die trial water outlets and its corresponding pipeline by preset evacuation time, described in closing
Exhaust valve corresponds to the solenoid valve of pipeline with the water outlet of any one die trial;Make concrete impervious instrument to be measured according to the several of setting
A pressure stabilizing period and pressure stabilizing period corresponding operating pressure are pressurizeed.
5. the metering method of concrete impervious instrument as claimed in claim 4, which is characterized in that the metering method further include:
Judge several pressure stabilizing periods according to setting and the pressure stabilizing period corresponding operating pressure of concrete impervious instrument to be measured
Carry out whether pressure process terminates;
Obtain the error metric of all die trials corresponding pressure stabilizing period as a result, all die trials corresponding pressure stabilizing period error
When metric results are that underproof number is greater than preset error metric threshold value, the verification result of concrete impervious instrument to be measured is judged
It is unqualified;
Alternatively, the fluctuation for obtaining all die trials corresponding pressure stabilizing period was measured as a result, all die trials corresponding pressure stabilizing period
Fluctuation metric results be underproof number be greater than preset fluctuation metering threshold value when, judge the inspection of concrete impervious instrument to be measured
It is unqualified for determining result.
6. a kind of metering device of concrete impervious instrument, which is characterized in that the metering device includes: at least one solenoid valve
(1), pipeline (2), acquisition device (3), standard pressure transducer (4) and display control processing apparatus (5),
The solenoid valve (1), for switching the on-off for the pipeline (2) being connected to the water outlet of the die trial of concrete impervious instrument to be measured
The quantity of state, the solenoid valve is consistent with die trial quantity;
The standard pressure transducer (4): for measuring the standard value of the water outlet pressure value of any one of die trial;
The acquisition device (3), for acquiring the water outlet pressure value and standard pressure transducer of any one of die trial
Pressure value;
The display control processing apparatus (5) opens the die trial of concrete impervious instrument to be measured and corresponds to the electromagnetism of pipeline for controlling
Valve controls water outlet pressure value and normal pressure biography that the acquisition device (2) is acquired the die trial by preset frequency acquisition
The pressure value of sensor;It is also used to determine that the water outlet pressure value of the die trial reaches the steady pressure sequence of the operating pressure,
The steady pressure value of the die trial is determined according to the steady pressure sequence;It is also used to according to the steady pressure value and its simultaneously
The reference pressure value for carving corresponding standard pressure transducer calculates the corresponding indicating value pressure error △ P of the die trialShow;It is also used to
Judge the indicating value pressure error △ PShowWhen greater than preset indicating value pressure error threshold value, mark the die trial corresponding described steady
It is unqualified for pressing the error metric result of period;
The display control processing apparatus (5), is also used to be arranged the frequency acquisition and the indicating value pressure error threshold value.
7. the metering device of concrete impervious instrument as claimed in claim 6, which is characterized in that
The display control processing apparatus (5) is also used to the water outlet pressure of adjacent two moment corresponding die trial
The difference of value is as sequential element, setting value pressure sequence;It determines and is greater than preset difference value threshold value in the differential pressure sequence
Several continuous sequential elements, the water outlet pressure value of the corresponding die trial of the sequential element is generated into steady pressure sequence
Column;First sequential element of the steady pressure sequence is denoted as steady pressure value.
8. the metering device of concrete impervious instrument as claimed in claim 6, which is characterized in that
The display control processing apparatus (5), at the time of being also used to correspond to the steady pressure value after the die trial
The maximum absolute value value of water outlet pressure value or absolute value minimum value are denoted as surge pressure value, according to the surge pressure value
And the operating pressure, calculate indicating value pressure oscillation error delta PWave;It is also used to judge the indicating value pressure oscillation error delta
PWaveWhen greater than preset indicating value pressure oscillation threshold value, the fluctuation metric results of the die trial corresponding pressure stabilizing period are marked to be
It is unqualified.
9. the metering device of concrete impervious instrument as claimed in claim 6, which is characterized in that the metering device further include:
Electromagnetism water through device (6) and exhaust valve (7);
The electromagnetism water through device (6), for pipeline to be connected to the actuation of all die trial water outlets of concrete impervious instrument to be measured;
The exhaust valve (7), for all die trial water outlets and its corresponding pipeline to be exhausted;
The display control processing apparatus (5), be also used to control unlatching exhaust valve be exhausted after, close the exhaust valve and
The water outlet of any one die trial corresponds to the solenoid valve of pipeline;
The display control processing apparatus (5), is also used to set the evacuation time.
10. the metering device of concrete impervious instrument as claimed in claim 6, which is characterized in that
The display control processing apparatus (5) is also used to judge several pressure stabilizings according to setting of concrete impervious instrument to be measured
Period and pressure stabilizing period corresponding operating pressure carry out whether pressure process terminates;It is corresponding to be also used to obtain all die trials
The error metric of pressure stabilizing period is as a result, the error metric result of all die trials corresponding pressure stabilizing period is that underproof number is big
When preset error metric threshold value, judge the verification result of concrete impervious instrument to be measured to be unqualified;It is also used to obtain all
The fluctuation metering of die trial corresponding pressure stabilizing period is as a result, the fluctuation metric results of all die trials corresponding pressure stabilizing period are not
Qualified number is greater than preset fluctuation when measuring threshold value, judges the verification result of concrete impervious instrument to be measured to be unqualified;
The display control processing apparatus (5), be also used to set the indicating value pressure oscillation threshold value, the error metric threshold value,
Threshold value is measured in the fluctuation.
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CN201910492691.4A CN110174341B (en) | 2019-06-06 | Metering method and device for concrete impermeability instrument |
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CN201910492691.4A CN110174341B (en) | 2019-06-06 | Metering method and device for concrete impermeability instrument |
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CN110174341B CN110174341B (en) | 2024-04-26 |
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