CN104913824B - A kind of powder quality flowmeter - Google Patents
A kind of powder quality flowmeter Download PDFInfo
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- CN104913824B CN104913824B CN201510353824.1A CN201510353824A CN104913824B CN 104913824 B CN104913824 B CN 104913824B CN 201510353824 A CN201510353824 A CN 201510353824A CN 104913824 B CN104913824 B CN 104913824B
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- storehouse
- volumes
- powder
- powder quality
- measurement device
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Abstract
The present invention relates to a kind of powder quality flowmeter, including feeding bin, powder quality flow apparatus, discharge port, it is characterised in that：The powder quality flow apparatus includes volume measurement device, density measuring equipment, on-line calibration verifying attachment and impulse measurement device and is connect respectively with flow apparatus computation processor, and the feeding bin is located at volume measurement device top.The beneficial effects of the invention are as follows：The present invention is wide with applicability, and wear-resistant height, broad quantum, useful life is long, and processing and manufacturing is simple, efficient, suitable for promoting and applying.
Description
Technical field
The present invention relates to a kind of devices of liquid mass flow, specifically design a kind of powder quality flowmeter.
Background technology
At present, in domestic food industry, pharmaceuticals industry, building material industry, all there are a variety of powders dispensings according to a certain percentage
Hybrid technique, at present, food service industry, pharmaceuticals industry are all the building materials row using intermittent weight method artificial distribution mostly
Industry ratio requirement is not high, using the method for approximate dispensing.It by taking beverage industry as an example, needs in liquid slurry, matches milk powder, form sediment
A variety of powder materials such as powder, corn flour, monosodium glutamate, Abbas's sweet tea, present technique are all that, using individual weigher, barreled is artificial
It measures, the technique for being dissolved in water later, efficiency is to be improved.Existing powder quality flowmeter, main belt conveyer scale, turn Weightlessness balance
Several forms such as sub- scale, impulse flow meter, coriolis flowmeter.Belt conveyer scale and rotor weigher measurement accuracy be not high；Weightlessness balance
And impulse flow meter, there is impact and discontinuity during application；Patent No. CN02283832.5 and Patent No.
In the patent of 201410180828.X, coriolis flowmeter is shaken using powder, measures torsion sensing mode, and it is difficult to there is manufacture
Degree is high, and abrasion is big, and life cycle is short, it is impossible to a variety of deficiencies such as on-line calibration.
Invention content
The invention discloses a kind of powder quality flowmeters, solve the deficiency of prior art described above.
The technical solution adopted by the present invention：
A kind of powder quality flowmeter, including feeding bin, powder quality flow apparatus, discharge port, it is characterised in that：It is described
Powder quality flow apparatus includes volume measurement device, density measuring equipment, on-line calibration verifying attachment and impulse measurement device
And it is connect respectively with flow apparatus computation processor, the feeding bin is located at volume measurement device top.
The volume measurement device includes A volumes storehouse, B volumes storehouse, transmission shaft, speed probe, the A volumes storehouse lower part
It is integrated with B volumes storehouse top, the A volumes storehouse top is equipped with A feed openings, and lower part is equipped with B feed openings, under the B volumes storehouse
Portion is equipped with C feed openings.
The A volumes storehouse and B volumes storehouse the separation storehouse that be respectively provided with 8 independent volumes consistent.
The density measuring equipment includes D densitometers feed inlet, densitometer probe, densitometer powder material outlet, week
Phase emptying apparatus carries out density measure, and periodically density measuring equipment is carried out to the powder for entering density measuring equipment
Empty processing.
The on-line calibration verifying attachment includes on-line calibration feed opening, on-line calibration examines storehouse, by by feed opening valve
Door is closed, and powder is made to pass through on-line calibration feed opening and enters on-line calibration inspection storehouse, and then carry out on-line calibration inspection to powder.
The impulse measurement device includes impulse sensor, and the impulse sensor is set to below C feed openings.
Powder quality M=powder-supplying speed v* volume V* bulkfactor Kv* density p*K.
Algorithm 1：Powder-supplying speed v passes through the fortune built in flow apparatus computation processor by the data that speed probe measures
Formula is calculated to obtain.
Algorithm 2：Volume V is by B volumes storehouse normal volume quantity, by the standard body built in flow apparatus computation processor
Product penalty coefficient, operation obtain powder volume.
According to algorithm above 1 and algorithm 2, powder flow function is weighted, obtains actually detected volumetric flow units.
Density p is obtained according to densimeter measurement data.
System density COEFFICIENT K v：Tables of data and rate curve are obtained by the powder quality flow check device in factory, obtained
Go out Kv and k.
It advantages of the present invention and has the beneficial effect that：Without manual measurement, worker workload is reduced, improves efficiency, with
Flowmeter of the prior art, which is compared, has applicability wide, and wear resistance is high, and broad quantum, useful life is long, processing and manufacturing letter
It is single, it is easy to use.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of Fig. 1 superstructures.
In figure, 1- feeding bin 2- discharge port 3- volume measurement device 4- density measuring equipment 5- on-line calibrations examine dress
Put 6- impulse measurement device 31-A volumes storehouses 32-B volumes storehouse 311-A feed opening 312-B feed opening 321-C feed openings
41-D densitometer feed inlet 42- densitometer probe 43- densitometer powder material outlet 44- period emptying apparatus 51- exists
Line calibration feed opening 52- on-line calibrations examine storehouse 61- impulse sensors.
Specific embodiment
As shown in Fig. 1~2, a kind of powder quality flowmeter, including feeding bin 1, powder quality flow apparatus, discharge port 2,
It is characterized in that：The powder quality flow apparatus includes volume measurement device 3, density measuring equipment 4, on-line calibration and examines dress
It puts 5 and impulse measurement device 6 and is connect respectively with flow apparatus computation processor, the feeding bin 1 is located at cubing dress
Put 3 tops.
The volume measurement device 3 includes A volumes storehouse 31, B volumes storehouse 32, transmission shaft 33, speed probe, the A bodies
Product 31 lower part of storehouse is integrated with 32 top of B volumes storehouse, and 31 top of A volumes storehouse is equipped with A feed openings 311, and lower part is equipped with B blankings
Mouth 312,32 lower part of B volumes storehouse are equipped with C feed openings 321.
The A volumes storehouse 31 is formed with the separation storehouse that B volumes storehouse 32 respectively has 8 independent volumes consistent.
The density measuring equipment 4 includes D densitometers feed inlet 41, densitometer probe 42, the discharge of densitometer powder material
Mouth 43, period emptying apparatus 44 carry out density measure, and periodically density is surveyed to the powder for entering density measuring equipment 4
Amount device 4 carries out emptying processing.
The on-line calibration verifying attachment 5 includes on-line calibration feed opening 51, on-line calibration examines storehouse 52, by that will discharge
2 valves of mouth are closed, and powder is made to pass through on-line calibration feed opening 51 and enters on-line calibration inspection storehouse 52, and then powder is carried out online
Calibration check.
The impulse measurement device 6 includes impulse sensor 61, and the impulse sensor is set to below C feed openings.
Powder quality M=powder-supplying speed v* volume V* bulkfactor Kv* density p*K.
Algorithm 1：Powder-supplying speed v passes through the fortune built in flow apparatus computation processor by the data that speed probe measures
Formula is calculated to obtain.
Algorithm 2：Volume V is by B volumes storehouse normal volume quantity, by the standard body built in flow apparatus computation processor
Product penalty coefficient, operation obtain powder volume.
According to algorithm above 1 and algorithm 2, powder flow function is weighted, obtains actually detected volumetric flow units.
Density p is obtained according to densimeter measurement data.
System density COEFFICIENT K v：Tables of data and rate curve are obtained by the powder quality flow check device in factory, obtained
Go out Kv and k.
In use, powder is placed into feeding bin 1, flowed by A feed openings 311 into A volumes storehouse 31, at this time transmission shaft 33
Rotation, powder enter B volumes storehouse 32 by B feed openings 312, and cubing is completed in B volumes storehouse 32, and measurement data is sent to stream
Device computation processor is measured, powder is followed by flowed out from C feed openings 321 by cubing, is fallen 61 on impulse sensor,
Signal is sent to flow apparatus computation processor by impulse sensor 61, and part powder can enter close by D densitometers feed inlet 41
Degree measures feed bin, measures powder density by densitometer probe 42, data are sent to flow apparatus computation processor, after measurement
Powder can be carried out emptying processing by period emptying apparatus 44, return to powder main pipeline through densitometer powder material outlet 43, most
Powder discharges powder quality flowmeter by discharge port 2 afterwards.In addition on-line calibration verifying attachment 5 has also been devised in the present invention, needs
The valve of discharge port 2 can be closed in X -ray inspection X, then powder can be flowed into on-line calibration inspection from on-line calibration feed opening 51
Third party inspection is realized in storehouse 52.More than flow apparatus computation processor receives flow velocity signal, density signal, and momentum signal leads to
It crosses some algorithm routines built in processor to handle data, finally adds up operation and obtain powder quality.
Claims (5)
1. a kind of powder quality flowmeter, including feeding bin, powder quality flow apparatus, discharge port, it is characterised in that：The powder
Weight flow apparatus includes volume measurement device, density measuring equipment, on-line calibration verifying attachment and impulse measurement device simultaneously
And connect respectively with flow apparatus computation processor, the feeding bin is located at volume measurement device top, and last powder is by going out
Material mouth discharges powder quality flowmeter, and the volume measurement device includes A volumes storehouse, B volumes storehouse, transmission shaft, speed probe,
The A volumes storehouse lower part is integrated with B volumes storehouse top, and the A volumes storehouse top is equipped with A feed openings, and lower part is equipped with B blankings
Mouthful, the B volumes storehouse lower part is equipped with C feed openings.
2. a kind of powder quality flowmeter as described in claim 1, it is characterised in that：The A volumes storehouse and B volumes storehouse are each
Equipped with the consistent separation storehouse of 8 independent volumes.
3. a kind of powder quality flowmeter as described in claim 1, it is characterised in that：It is close that the density measuring equipment includes D
Degree meter feed inlet, densitometer probe, densitometer powder material outlet, period emptying apparatus.
4. a kind of powder quality flowmeter as described in claim 1, it is characterised in that：The on-line calibration verifying attachment includes
On-line calibration feed opening, on-line calibration examine storehouse.
5. a kind of powder quality flowmeter as described in claim 1, it is characterised in that：The impulse measurement device includes momentum
Sensor, the impulse sensor are set to below C feed openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510353824.1A CN104913824B (en) | 2015-06-24 | 2015-06-24 | A kind of powder quality flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510353824.1A CN104913824B (en) | 2015-06-24 | 2015-06-24 | A kind of powder quality flowmeter |
Publications (2)
| Publication Number | Publication Date |
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| CN104913824A CN104913824A (en) | 2015-09-16 |
| CN104913824B true CN104913824B (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510353824.1A Expired - Fee Related CN104913824B (en) | 2015-06-24 | 2015-06-24 | A kind of powder quality flowmeter |
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Citations (12)
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|---|---|---|---|---|
| DE3723523A1 (en) * | 1986-09-16 | 1988-05-05 | Freiberg Brennstoffinst | Method and device for measuring the density profile of flowable flowing media |
| CN1053493A (en) * | 1991-02-11 | 1991-07-31 | 北京化工学院 | Mass flowmeter |
| JPH06186069A (en) * | 1992-11-19 | 1994-07-08 | Oval Corp | Powder flowmeter |
| JPH06186068A (en) * | 1992-11-19 | 1994-07-08 | Oval Corp | Powder flowmeter |
| CN2327994Y (en) * | 1998-01-25 | 1999-07-07 | 天津市大泽科技发展有限公司 | Online measuring device for mass flow rate of material |
| US6176647B1 (en) * | 1996-09-24 | 2001-01-23 | Rid Corporation | Instrument for measuring mass flow rate of powder, and electrostatic powder coating apparatus utilizing the same |
| CN101799310A (en) * | 2010-01-07 | 2010-08-11 | 北京工业职业技术学院 | Flow measurement method and device |
| CN101995284A (en) * | 2010-09-14 | 2011-03-30 | 江苏大学 | Impulse type grain mass flow sensor calibrating and testing device |
| CN102303782A (en) * | 2011-09-06 | 2012-01-04 | 陕西省煤化工工程技术研究中心 | Powder conveying device |
| JP2013018573A (en) * | 2011-07-08 | 2013-01-31 | Fuso Sangyo Kk | Powder feeding device |
| CN103175582A (en) * | 2011-12-21 | 2013-06-26 | 新奥科技发展有限公司 | Fluid metering method and fluid metering device |
| CN104272063A (en) * | 2012-03-13 | 2015-01-07 | 微动公司 | Indirect mass flow sensor |
-
2015
- 2015-06-24 CN CN201510353824.1A patent/CN104913824B/en not_active Expired - Fee Related
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3723523A1 (en) * | 1986-09-16 | 1988-05-05 | Freiberg Brennstoffinst | Method and device for measuring the density profile of flowable flowing media |
| CN1053493A (en) * | 1991-02-11 | 1991-07-31 | 北京化工学院 | Mass flowmeter |
| JPH06186069A (en) * | 1992-11-19 | 1994-07-08 | Oval Corp | Powder flowmeter |
| JPH06186068A (en) * | 1992-11-19 | 1994-07-08 | Oval Corp | Powder flowmeter |
| US6176647B1 (en) * | 1996-09-24 | 2001-01-23 | Rid Corporation | Instrument for measuring mass flow rate of powder, and electrostatic powder coating apparatus utilizing the same |
| CN2327994Y (en) * | 1998-01-25 | 1999-07-07 | 天津市大泽科技发展有限公司 | Online measuring device for mass flow rate of material |
| CN101799310A (en) * | 2010-01-07 | 2010-08-11 | 北京工业职业技术学院 | Flow measurement method and device |
| CN101995284A (en) * | 2010-09-14 | 2011-03-30 | 江苏大学 | Impulse type grain mass flow sensor calibrating and testing device |
| JP2013018573A (en) * | 2011-07-08 | 2013-01-31 | Fuso Sangyo Kk | Powder feeding device |
| CN102303782A (en) * | 2011-09-06 | 2012-01-04 | 陕西省煤化工工程技术研究中心 | Powder conveying device |
| CN103175582A (en) * | 2011-12-21 | 2013-06-26 | 新奥科技发展有限公司 | Fluid metering method and fluid metering device |
| CN104272063A (en) * | 2012-03-13 | 2015-01-07 | 微动公司 | Indirect mass flow sensor |
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| CN104913824A (en) | 2015-09-16 |
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Granted publication date: 20180706 Termination date: 20190624 |