CN110057421A - A kind of full-automatic device and method for surveying oily volume of sample automatic measurement - Google Patents
A kind of full-automatic device and method for surveying oily volume of sample automatic measurement Download PDFInfo
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- CN110057421A CN110057421A CN201910401742.8A CN201910401742A CN110057421A CN 110057421 A CN110057421 A CN 110057421A CN 201910401742 A CN201910401742 A CN 201910401742A CN 110057421 A CN110057421 A CN 110057421A
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- sample
- volume
- gas pressure
- pressure sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F22/00—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for
- G01F22/02—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for involving measurement of pressure
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to the device and method that kind of one kind automatically surveys oily volume of sample automatic measurement, including signal acquisition unit, signal processing unit, measure pipeline and solenoid valve, the signal acquisition unit and signal processing unit is the first minitype gas pressure sensor (2) and the second minitype gas pressure sensor (3), the measurement pipeline, first flow path (9)/second flow path (11) connects second minitype gas pressure sensor (3)/first minitype gas pressure sensor (2), first flow path (9)/second flow path (11) is the sample flow path of solenoid valve (10) control, electromagnetic pump is when drawing sample, gas pressure changes in managing.The full-automatic device and method for surveying oily volume of sample automatic measurement use minitype gas pressure sensor, avoid contacting with solution, do not reveal, do not react, minitype gas pressure sensor volume is small, saves space.It is combined with metering pump, volume of sample metering is more acurrate.
Description
Technical field
The present invention relates to flowmeter technology field, specially a kind of full-automatic device for surveying oily volume of sample automatic measurement and
Method.
Background technique
The use of flowmeter has monitoring purpose, is to provide the accurate number of flow parameter to manager or control system
Value reaches excellent control, improves the quality and yield of product to make reasonably judgement and to adjust.Meanwhile flowmeter is also
There is important metering purpose, the total amount value in a period of time is continuously accumulated using flowmeter, is mentioned for trade settlement and overall control
For science, reliable total fluid volume or gross mass.In analysis measurement, amount of substance number and volume with indivisible
Relationship.It is exactly flowmeter that it is to be used, which to measure working fluid volume master, and the type and kind of flowmeter are very numerous.?
When measuring liquid volume, the purpose of the fluid object specifically measured and measurement is only combined, flow appropriate is pointedly selected
Meter, could rationally, it is economical, reliable, be accurately effectively carried out measurement.
In Full-automatic infrared oil tester, it is also difficult task that the volume of sample of accurate measurement flowing, which is an emphasis,.Often
Flowmeter, such as electromagnetic flowmeter, suspended body flowmeter, differential pressure flowmeter and volumetric flowmeter have it is respective it is excellent lack
Point, for example, the meeting of contact brings residual or pollution, contactless is not capable of measuring the very low liquid of conductivity, or measurement
Precision is low, volume is big etc., can not completely be applicable in Full-automatic infrared oil tester.Therefore it is automatic to develop a kind of volume of sample
The device and method of measurement are allowed to be applied to have good application value in Full-automatic infrared oil tester.
Summary of the invention
The purpose of the present invention is to provide a kind of full-automatic device and method for surveying oily volume of sample automatic measurement, to solve
The meeting for the touch that above-mentioned background technique proposes brings residual or pollution, and contactless is not capable of measuring the very low liquid of conductivity,
Or measurement accuracy is low, volume is big etc., the problem that can not be completely applicable in Full-automatic infrared oil tester.
To achieve the above object, the invention provides the following technical scheme: a kind of oily volume of sample automatic measurement of full-automatic survey
Device and method, comprising the following steps:
S1: the water sample detected is fitted into water sample bottle, and carbon tetrachloride is encased in carbon tetrachloride bottle；
S2: not having liquid flow fashionable in original state lower pipeline, and pressure is P in pipeline0；
S3: opens solenoid valve, when liquid flow inlet pipe road monitors to press when by minitype gas pressure sensor branch
Power changes P1；
S4: signal is passed to by computer, starting pump by circuit, and records the time；
S5: when the complete pipeline of liquid flow, pressure change P is monitored2；
S6: passing to computer for signal again, stops pump, and record the time；
S6: volume is calculated；
S7: oily sample extraction and test.
Preferably, the sample introduction pipeline diameter is 3mm.
Preferably, the carbon tetrachloride is identical with the calculation method of volume of water sample, is all made of above-mentioned steps and is calculated.
Compared with prior art, the beneficial effects of the present invention are: the full-automatic device for surveying oily volume of sample automatic measurement
And method:
1, it using minitype gas pressure sensor, avoids contacting with solution, does not reveal, do not react, minitype gas pressure passes
Sensor is small in size, saves space.It is combined with metering pump, volume of sample metering is more acurrate.
2, entire piping installation uses the polytetrafluoroethylene material of hydrophobicity, avoids the non-specific adsorption to object.
3, in pipeline without movable member, no choked flow part, almost without additional pressure drops in measurement.
Detailed description of the invention
Fig. 1 is flow diagram of the present invention；
Fig. 2 is the method for the present invention flow diagram；
Fig. 3 is apparatus of the present invention attachment structure schematic diagram；
In figure: 1, computer, the 2, first minitype gas pressure sensor, the 3, second minitype gas pressure sensor, 4, extraction
Take device, 5, first flow metering pump, 6, second flow metering pump, 7, water sample bottle, 8, carbon tetrachloride bottle, 9, first flow path, 10,
Solenoid valve, 11, second flow path.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of full-automatic dress for surveying oily volume of sample automatic measurement
It sets and method, comprising the following steps:
S1: the water sample detected is fitted into water sample bottle, and carbon tetrachloride is encased in carbon tetrachloride bottle；
S2: not having liquid flow fashionable in original state lower pipeline, and pressure is P in pipeline0, the carbon tetrachloride and water sample body
Long-pending calculation method is identical, is all made of above-mentioned steps and is calculated；
S3: opens solenoid valve, when liquid flow inlet pipe road monitors to press when by minitype gas pressure sensor branch
Power changes P1, the sample introduction pipeline diameter is 3mm, and minitype gas pressure sensor volume is smaller, and sensor threshold value is accurately arranged
Voltage can delicately monitor variations in line pressure；
S4: signal is passed to by computer, starting pump by circuit, and records the time；
S5: when the complete pipeline of liquid flow, pressure change P is monitored2；
S6: passing to computer for signal again, stops pump, and record the time；
S6: volume is calculated；
S7: oily sample extraction and test.
As shown in Figure 1 to Figure 3, the device and method that the present embodiment automatically surveys oily volume of sample automatic measurement, including
Signal acquisition unit, signal processing unit, measurement pipeline and solenoid valve, the signal acquisition unit and signal processing unit are
First minitype gas pressure sensor (2) and the second minitype gas pressure sensor (3), the measurement pipeline, first flow path
(9)/second flow path (11) second minitype gas pressure sensor (3)/first minitype gas pressure sensor (2) of connection, first
Flow path (9)/second flow path (11) is the sample flow path of solenoid valve (10) control, and electromagnetic pump manages interior gas pressure when drawing sample
Power changes, and the second minitype gas pressure sensor (3)/first minitype gas pressure sensor (2) is by monitoring gas
The variation of pressure is converted into electric signal, can accurately judge sample draw with the sample end time, to accurately measure
The volume of sample.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (3)
1. a kind of full-automatic device and method for surveying oily volume of sample automatic measurement, which comprises the following steps:
S1: the water sample detected is fitted into water sample bottle, and carbon tetrachloride is encased in carbon tetrachloride bottle；
S2: not having liquid flow fashionable in original state lower pipeline, and pressure is P in pipeline0；
S3: opens solenoid valve when by minitype gas pressure sensor branch, monitors that pressure becomes when liquid flow inlet pipe road
Change P1；
S4: signal is passed to by computer, starting pump by circuit, and records the time；
S5: when the complete pipeline of liquid flow, pressure change P is monitored2；
S6: passing to computer for signal again, stops pump, and record the time；
S6: volume is calculated；
S7: oily sample extraction and test.
2. a kind of full-automatic device and method for surveying oily volume of sample automatic measurement according to claim 1, feature exist
In: the sample introduction pipeline diameter is 3mm.
3. a kind of full-automatic device and method for surveying oily volume of sample automatic measurement according to claim 1, feature exist
In: the carbon tetrachloride is identical with the calculation method of volume of water sample, is all made of above-mentioned steps and is calculated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910401742.8A CN110057421A (en) | 2019-05-15 | 2019-05-15 | A kind of full-automatic device and method for surveying oily volume of sample automatic measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910401742.8A CN110057421A (en) | 2019-05-15 | 2019-05-15 | A kind of full-automatic device and method for surveying oily volume of sample automatic measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110057421A true CN110057421A (en) | 2019-07-26 |
Family
ID=67323146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910401742.8A Pending CN110057421A (en) | 2019-05-15 | 2019-05-15 | A kind of full-automatic device and method for surveying oily volume of sample automatic measurement |
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| CN (1) | CN110057421A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201828292U (en) * | 2010-09-30 | 2011-05-11 | 濮阳市联众兴业化工有限公司 | Flow rate measuring instrument |
| CN104220751A (en) * | 2012-03-19 | 2014-12-17 | B·布莱恩·梅尔松根股份公司 | Device for supplying and metering a fluid for medicinal purposes |
| CN205643261U (en) * | 2016-05-16 | 2016-10-12 | 南京科捷分析仪器有限公司 | Be used for online liquid chromatograph of water quality analysis |
| CN208092029U (en) * | 2018-04-24 | 2018-11-13 | 国弘环保仪器（昆山）有限公司 | Full-automatic non-maintaining water quality automatic monitoring device |
| CN109414698A (en) * | 2016-07-22 | 2019-03-01 | 泰肯贸易股份公司 | Liquid shifting equipment with liquid volume sensor and liquid processing system |
-
2019
- 2019-05-15 CN CN201910401742.8A patent/CN110057421A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201828292U (en) * | 2010-09-30 | 2011-05-11 | 濮阳市联众兴业化工有限公司 | Flow rate measuring instrument |
| CN104220751A (en) * | 2012-03-19 | 2014-12-17 | B·布莱恩·梅尔松根股份公司 | Device for supplying and metering a fluid for medicinal purposes |
| CN205643261U (en) * | 2016-05-16 | 2016-10-12 | 南京科捷分析仪器有限公司 | Be used for online liquid chromatograph of water quality analysis |
| CN109414698A (en) * | 2016-07-22 | 2019-03-01 | 泰肯贸易股份公司 | Liquid shifting equipment with liquid volume sensor and liquid processing system |
| CN208092029U (en) * | 2018-04-24 | 2018-11-13 | 国弘环保仪器（昆山）有限公司 | Full-automatic non-maintaining water quality automatic monitoring device |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Bo Inventor after: Hu Dedong Inventor after: Lin Zhenqiang Inventor after: Zhang Sen Inventor after: Wang Xinjun Inventor after: Zhang Zheng Inventor after: Liu Chuanrong Inventor after: Sui Feng Inventor after: Xu Aihua Inventor after: Zheng Peng Inventor before: Zhang Sen Inventor before: Guo Bo Inventor before: Lin Zhenqiang Inventor before: Zhang Zheng Inventor before: Sui Feng Inventor before: Xu Aihua Inventor before: Zheng Peng |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190726 |