CN103411653A - Calibration and detection device of liquid flow meter - Google Patents
Calibration and detection device of liquid flow meter Download PDFInfo
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- CN103411653A CN103411653A CN2013103853374A CN201310385337A CN103411653A CN 103411653 A CN103411653 A CN 103411653A CN 2013103853374 A CN2013103853374 A CN 2013103853374A CN 201310385337 A CN201310385337 A CN 201310385337A CN 103411653 A CN103411653 A CN 103411653A
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- commutator
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- 239000007788 liquid Substances 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 title abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000005303 weighing Methods 0.000 claims abstract description 9
- 239000003381 stabilizer Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a calibration and detection device of a liquid flow meter. The device comprises a current stabilizer, a standard meter, to-be-detected meter installation positions, a meter clamping device, a commutator, a weighing device, a water storage container and a constant-current variable frequency control pump. The current stabilizer is connected with the standard meter through a pipeline, the to-be-detected meter installation positions are arranged on the output port of the standard meter and the input port of the meter clamping device, the output port of the meter clamping device is connected with the commutator through a pipeline, the commutator is provided with a drive device, the commutator is connected with the weighing device through a pipeline, the bottom of the weighing device is connected with the water storage container, the commutator is connected with the water storage container through a bypass pipeline, one side of the water storage container is provided with an output port, the output port is directly connected with the input port of the constant-current variable frequency control pump, and a water outlet of the constant-current variable frequency control pump is connected with the current stabilizer. The calibration and detection device of the liquid flow meter is high in measuring precision, and water resources can be completely recycled.
Description
Technical field
The present invention relates to a kind of demarcation pick-up unit of flowmeter, be specifically related to a kind of demarcation pick-up unit of liquid flowmeter.
Background technology
The flowmeter of general liquid is all the container by a standard, within the unit interval, liquid is given out light, the standard meter that detected flowmeter and precision can be trusted is installed on blow-off line, then time segment records respectively instantaneous delivery in the process of discharging water, according to the container water level, calculate the comparison flow stage by stage, unified calculation after whole process finishes; In this process, because a lot of extraneous factors cause the data of measuring inaccurate, make the liquid flowmeter precision not high, in measuring process, power consumption is high.
Summary of the invention
The technical matters that (one) will solve
The technical problem to be solved in the present invention is to provide a kind of demarcation pick-up unit of simple in structure, liquid flowmeter that accuracy of detection is high.
(2) technical scheme
The demarcation pick-up unit of liquid flowmeter of the present invention, comprise current regulator, standard scale, tested table installation position, meter-clamping apparatus, commutator, weigher, water storage container and constant current variable frequency control pump; Described current regulator is by pipeline connection standard table; Described tested table installation position is arranged on the place, input port of delivery outlet and the meter-clamping apparatus of standard scale; The delivery outlet of described meter-clamping apparatus connects commutator by pipeline; On described commutator, be provided with drive unit; Described commutator connects weigher by pipeline; Described weigher bottom is connected to water storage container; Described commutator also is connected with water storage container by by-pass line; Described water storage container one side is provided with delivery outlet; Described delivery outlet directly is connected with the input port of constant current variable frequency control pump; The water delivering orifice of described constant current variable frequency control pump is connected to current regulator.
As preferably, described standard scale and meter-clamping apparatus are provided with two-way and more than two-way.
Further, described commutator is for falling " Y " font.
Further, described weigher consists of drum and keg.
Further, the diameter of described drum and highly be greater than keg diameter and the height.
As preferably, the weighing as 400kg of described drum, the weighing as 40kg of described keg.
(3) beneficial effect
The present invention compares and prior art, it has following beneficial effect: the demarcation pick-up unit of liquid flowmeter of the present invention carries out the water supply of flow control by constant current variable frequency control pump, by standard scale and quilt, tabled look-up and compared, if flow is consistent, meaning that measured liquid flowmeter ratio of precision is higher can normally use, if the comparison data have error, mean that measured liquid flowmeter precision is inadequate, water after measurement is got back to water storage container by weigher, and water resource has obtained recycling.
The accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the embodiment of the present invention.
The 1-current regulator; The 2-standard scale; 3-, tested table installation position; The 4-meter-clamping apparatus; The 5-commutator; The 6-weigher; The 7-water storage container; 8-constant current variable frequency control pump; The 9-pipeline; 10-water storage container delivery outlet; The 11-drum; The 12-keg; The 13-drive unit; The 14-by-pass line.
Embodiment
The demarcation pick-up unit of liquid flowmeter of the present invention as shown in Figure 1, comprise current regulator 1, standard scale 2, tested table installation position 3, meter-clamping apparatus 4, commutator 5, weigher 6, water storage container 7 and constant current variable frequency control pump 8; Described current regulator 1 is by pipeline 9 connection standard tables 2; Described tested table installation position 3 is arranged on the place, input port of delivery outlet and the meter-clamping apparatus 4 of standard scale 2; The delivery outlet of described meter-clamping apparatus 4 connects commutator 5 by pipeline 9; On described commutator 5, be provided with drive unit 13; Described commutator 5 connects weigher 6 by pipeline 9; Described weigher 6 bottoms are connected to water storage container 7; Described commutator 5 also is connected with water storage container 7 by by-pass line 14; Described water storage container 7 one sides are provided with delivery outlet 10; Described delivery outlet 10 directly is connected with the input port of constant current variable frequency control pump 8; The water delivering orifice of described constant current variable frequency control pump 8 is connected to current regulator 1.
Wherein, described standard scale 2 and meter-clamping apparatus 4 are provided with two-way and more than two-way; Described commutator 5 is for falling " Y " font; Described weigher 6 consists of drum 11 and keg 12; The diameter of described drum 11 and highly be greater than keg 12 diameter and the height; Weighing as 400kg of described drum 11, the weighing as 40kg of described keg 12.
The demarcation pick-up unit of liquid flowmeter of the present invention carries out the water supply of flow control by constant current variable frequency control pump, by standard scale and quilt, tabled look-up and compared, if flow is consistent, meaning that measured liquid flowmeter ratio of precision is higher can normally use, if the comparison data have error, mean that measured liquid flowmeter precision is inadequate, the water after measurement is got back to water storage container by weigher, and water resource has obtained recycling.
Above-mentioned embodiment is intended to illustrate the present invention and can be professional and technical personnel in the field's realization or use; it will be apparent for those skilled in the art that above-mentioned embodiment is modified; therefore the present invention includes but be not limited to above-mentioned embodiment; any these claims or instructions of meeting described; meet the product with principle disclosed herein and novelty, inventive features, within all falling into protection scope of the present invention.
Claims (6)
1. the demarcation pick-up unit of a liquid flowmeter, is characterized in that: comprise current regulator, standard scale, tested table installation position, meter-clamping apparatus, commutator, weigher, water storage container and constant current variable frequency control pump; Described current regulator is by pipeline connection standard table; Described tested table installation position is arranged on the place, input port of delivery outlet and the meter-clamping apparatus of standard scale; The delivery outlet of described meter-clamping apparatus connects commutator by pipeline; On described commutator, be provided with drive unit; Described commutator connects weigher by pipeline; Described weigher bottom is connected to water storage container; Described commutator also is connected with water storage container by by-pass line; Described water storage container one side is provided with delivery outlet; Described delivery outlet directly is connected with the input port of constant current variable frequency control pump; The water delivering orifice of described constant current variable frequency control pump is connected to current regulator.
2. the demarcation pick-up unit of liquid flowmeter according to claim 1 is characterized in that: described standard scale and meter-clamping apparatus are provided with two-way and more than two-way.
3. the demarcation pick-up unit of liquid flowmeter according to claim 1 is characterized in that: described commutator is for falling " Y " font.
4. the demarcation pick-up unit of liquid flowmeter according to claim 1, it is characterized in that: described weigher consists of drum and keg.
5. the demarcation pick-up unit of liquid flowmeter according to claim 4 is characterized in that: the diameter of described drum and highly be greater than diameter and the height of keg.
6. according to the demarcation pick-up unit of claim 4 or 5 described liquid flowmeters, it is characterized in that: the weighing as 400kg of described drum, the weighing as 40kg of described keg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103853374A CN103411653A (en) | 2013-08-30 | 2013-08-30 | Calibration and detection device of liquid flow meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103853374A CN103411653A (en) | 2013-08-30 | 2013-08-30 | Calibration and detection device of liquid flow meter |
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| CN103411653A true CN103411653A (en) | 2013-11-27 |
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| CN2013103853374A Pending CN103411653A (en) | 2013-08-30 | 2013-08-30 | Calibration and detection device of liquid flow meter |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198020A (en) * | 2014-09-12 | 2014-12-10 | 武汉大学 | Flow calibrator based on static weighing method |
| CN104501916A (en) * | 2014-12-08 | 2015-04-08 | 西尼尔(南京)过程控制有限公司 | Liquid calibration system and calibration method thereof |
| CN105181087A (en) * | 2015-08-31 | 2015-12-23 | 苏州东剑智能科技有限公司 | Ultrasonic water meter metrological characteristics detection device and detection method thereof |
| CN106768207A (en) * | 2017-01-17 | 2017-05-31 | 北京远东仪表有限公司 | A kind of weighing system for water flow device |
| CN109387265A (en) * | 2017-08-09 | 2019-02-26 | 中国石油化工股份有限公司 | Low temperature mass flowmenter performance testing device and method |
| CN110608788A (en) * | 2019-09-12 | 2019-12-24 | 湖南工业大学 | A viscous liquid flow automatic detection system and method |
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2013
- 2013-08-30 CN CN2013103853374A patent/CN103411653A/en active Pending
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198020A (en) * | 2014-09-12 | 2014-12-10 | 武汉大学 | Flow calibrator based on static weighing method |
| CN104198020B (en) * | 2014-09-12 | 2017-03-29 | 武汉大学 | A kind of flow calibration instrument based on static weighing method |
| CN104501916A (en) * | 2014-12-08 | 2015-04-08 | 西尼尔(南京)过程控制有限公司 | Liquid calibration system and calibration method thereof |
| CN105181087A (en) * | 2015-08-31 | 2015-12-23 | 苏州东剑智能科技有限公司 | Ultrasonic water meter metrological characteristics detection device and detection method thereof |
| CN106768207A (en) * | 2017-01-17 | 2017-05-31 | 北京远东仪表有限公司 | A kind of weighing system for water flow device |
| CN109387265A (en) * | 2017-08-09 | 2019-02-26 | 中国石油化工股份有限公司 | Low temperature mass flowmenter performance testing device and method |
| CN110608788A (en) * | 2019-09-12 | 2019-12-24 | 湖南工业大学 | A viscous liquid flow automatic detection system and method |
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Application publication date: 20131127 |
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