CN103575574B - Cold-rolling process medium on-line detecting system sample pretreatment device - Google Patents
Cold-rolling process medium on-line detecting system sample pretreatment device Download PDFInfo
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- CN103575574B CN103575574B CN201210248356.8A CN201210248356A CN103575574B CN 103575574 B CN103575574 B CN 103575574B CN 201210248356 A CN201210248356 A CN 201210248356A CN 103575574 B CN103575574 B CN 103575574B
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Abstract
The invention discloses a kind of cold-rolling process medium on-line detecting system sample pretreatment device, the main line of on-line detecting system draws bypass, processing medium is filtered and depressurized through two primary filters by bypassing, processing medium is after filtering and decompression again through further filtering and the decompression of two secondary filters, then processing medium enters in-line analyzer through knockouts, processing medium into in-line analyzer is heated and is incubated by insulation belt, knockouts implements de-bubbled to processing medium, two secondary filters and the processing medium of knockouts output return to on-line detecting system main line after two regulation flowmeter meterings respectively, wherein each part passes through some two-port valves respectively, triple valve and motor-driven valve control, some motor-driven valves are implemented to automatically control by PLC.The present apparatus makes corresponding pre-treatment to processing medium according to the requirement of in-line analyzer, it is ensured that the accuracy and on-line detecting system stabilization, reliability service of analyzer processing, effectively increases product quality.
Description
Technical field
The present invention relates to a kind of cold-rolling process medium on-line detecting system sample pretreatment device.
Background technology
On-line detecting system can reflect all round process process condition in real time, for reduction energy consumption, improve technology controlling and process essence
Degree, it is ensured that have more directive significance than offline inspection in terms of product quality.Therefore research and develop on-line detecting system and controlled automatically
Make, realize closed loop, have become the development trend of domestic and international advanced technology.
Some domestic and international well-known iron and steel enterprises such as South Korea Pu phase, nippon, JFE, Chinese Baosteel etc. are in cold rolling life
Production unit is equipped with processing medium sample on-line detecting system mostly, to substitute artificial detection, and can detect that important process is situated between in real time
Matter parameter, improves technological level and product quality.
The normal operation of online process media detection system, examines except daily point and safeguards what outer, on-line detecting system was designed
Quality is one of key factor, and wherein Sample Pretreatment Technique is to ensure that the key of in-line analyzer normal work.
Sample pretreatment device reasonable in design, makes process liquor reach the requirement required for analyzer, such as temperature, pressure,
Flow, granularity size etc., for improving analyzer service life, reduction manual maintenance frequency and working strength, improve online
Stability, reliability, the accuracy of detecting system are significant.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of cold-rolling process medium on-line detecting system sample pre-treatments
Device, the present apparatus makes corresponding pre-treatment to processing medium according to the requirement of in-line analyzer, it is ensured that analyzer processing
Accuracy and the stabilization of on-line detecting system, reliability service, effectively increase product quality.
In order to solve the above technical problems, cold-rolling process medium on-line detecting system sample pretreatment device of the present invention includes dividing
It is not connected to the processing medium input pipe and processing medium efferent duct of on-line detecting system main line, and on-line detecting system
Discharging of waste liquid pipe, in addition to the first primary filter, the second primary filter, the first secondary filter, second subprime filter,
First regulation flowmeter, the second regulation flowmeter, knockouts, electrical heat tracing band, PLC, the first two-port valve, the two or two
Port valve, the 3rd two-port valve, the 4th two-port valve, the 5th two-port valve, the 6th two-port valve, the first triple valve, the second triple valve, the first electricity
Dynamic valve, the second motor-driven valve, the 3rd motor-driven valve, the 4th motor-driven valve and the 5th motor-driven valve, first two-port valve, the first primary filter
Device and the second two-port valve are sequentially connected in series, and the 3rd two-port valve, the second primary filter and the 4th two-port valve are sequentially connected in series
Connection, the input of first two-port valve and the 3rd two-port valve connects the processing medium by first motor-driven valve and inputted
Pipe, the output end of second two-port valve and the 4th two-port valve connects the processing medium efferent duct, the 5th two-port valve and
The input of 6th two-port valve connects the medium output end of first primary filter and the second primary filter respectively, described
The output end of 5th two-port valve and the 6th two-port valve connects one end of first triple valve, described first by the second motor-driven valve
Another two end of triple valve connects the input of first secondary filter and second subprime filter, first level respectively
The output end of filter and second subprime filter connects the input of the first regulation flowmeter by second triple valve
The medium output end of end, first secondary filter and second subprime filter connects described solidifying by the 5th motor-driven valve
The input of poly- device, the output end connection in-line analyzer of the knockouts, the knockouts carries the output end of bubble liquid
Connect the input of the second regulation flowmeter, the processing medium efferent duct passes through the 3rd motor-driven valve that is sequentially connected in series and the
Four motor-driven valves connect the discharging of waste liquid pipe, and the output end connection of the first regulation flowmeter and the second regulation flowmeter is described
Between 3rd motor-driven valve and the 4th motor-driven valve, the electrical heat tracing band is coated on first secondary filter and second subprime
On medium output end, the 5th motor-driven valve, knockouts and the pipeline of in-line analyzer connection of filter, the PLC
First motor-driven valve, the second motor-driven valve, the 3rd motor-driven valve, the 4th motor-driven valve and the 5th motor-driven valve are controlled respectively.
Further, the present apparatus also includes backwash unit, and the backwash unit includes water tank and the 6th motor-driven valve, described
The input of 6th motor-driven valve connects the water tank, the output end of the 6th motor-driven valve connect first secondary filter and
The medium output end of second subprime filter, the PLC controls the 6th motor-driven valve.
Because cold-rolling process medium on-line detecting system sample pretreatment device of the present invention employs above-mentioned technical proposal, i.e.,
Bypass is drawn in the main line of on-line detecting system, processing medium is filtered and depressurized, technique through two primary filters by bypassing
Medium is again through further filtering and the decompression of two secondary filters after filtering and decompression, and then processing medium enters through knockouts
In-line analyzer, the processing medium into in-line analyzer is heated and is incubated by electrical heat tracing band, and knockouts is situated between to technique
Matter implements de-bubbled, and the processing medium that two secondary filters and knockouts are exported is returned after two regulation flowmeters meterings respectively
The main line of on-line detecting system is returned, wherein each part is controlled by some two-port valves, triple valve and motor-driven valve respectively, if
Dry motor-driven valve is implemented to automatically control by PLC.The present apparatus makes phase according to the requirement of in-line analyzer to processing medium
The pre-treatment answered, it is ensured that the accuracy of analyzer processing and stabilization, the reliability service of on-line detecting system, is effectively increased
Product quality.
Brief description of the drawings
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the schematic diagram of cold-rolling process medium on-line detecting system sample pretreatment device of the present invention.
Embodiment
As shown in figure 1, cold-rolling process medium on-line detecting system sample pretreatment device of the present invention includes being connected to
The processing medium input pipe 1 and processing medium efferent duct 2 of on-line detecting system main line, and the waste liquid of on-line detecting system are arranged
Put pipe 3, in addition to the first primary filter 4, the second primary filter 5, the first secondary filter 6, second subprime filter 7,
The first regulation regulation of flowmeter 9, second flowmeter 10, knockouts 8, electrical heat tracing band 26, PLC 11, the first two-way
Valve 13, the second two-port valve 14, the 3rd two-port valve 15, the 4th two-port valve 16, the 5th two-port valve 17, the 6th two-port valve the 18, the 1st
Port valve 19, the second triple valve 20, the first motor-driven valve 21, the second motor-driven valve 22, the 3rd motor-driven valve 23, the 4th motor-driven valve 24 and the 5th
Motor-driven valve 25, first two-port valve 13, the first primary filter 4 and the second two-port valve 14 are sequentially connected in series, and the described 3rd
Two-port valve 15, the second primary filter 5 and the 4th two-port valve 16 are sequentially connected in series, the two-way of the first two-port valve 13 and the 3rd
The input of valve 15 connects the processing medium input pipe 1, second two-port valve 14 and by first motor-driven valve 21
The output ends of four two-port valves 16 connects the processing medium efferent duct 2, the 5th two-port valve 17 and the 6th two-port valve 18 it is defeated
Enter the medium output end that end connects the primary filter 5 of the first primary filter 4 and second respectively, the 5th two-port valve 17
One end of first triple valve 19, first threeway are connected by the second motor-driven valve 22 with the output end of the 6th two-port valve 18
Another two end of valve 19 connects the input of first secondary filter 6 and second subprime filter 7, first level respectively
The output end of filter 6 and second subprime filter 7 connects the first regulation flowmeter 9 by second triple valve 20
The medium output end of input, first secondary filter 6 and second subprime filter 7 is connected by the 5th motor-driven valve 25
The input of the knockouts 8 is connect, the output end connection in-line analyzer 12 of the knockouts 8, the knockouts 8 carries bubble
The input of output end connection the second regulation flowmeter 10 of liquid, the processing medium efferent duct 2 is by being sequentially connected in series
The 3rd motor-driven valve 23 and the 4th motor-driven valve 24 connect the discharging of waste liquid pipe 3, the first regulation flowmeter 9 and second is adjusted
The output end of flowmeter 10 is connected between the 3rd motor-driven valve 23 and the 4th motor-driven valve 24, and the electrical heat tracing band 26 is coated
In first secondary filter 6 and the medium output end of second subprime filter 7, the 5th motor-driven valve 25, knockouts 8 and
Line analysis instrument 12 connect pipeline on, the PLC 11 control respectively first motor-driven valve 21, the second motor-driven valve 22,
3rd motor-driven valve 23, the 4th motor-driven valve 24 and the 5th motor-driven valve 25.
Further, the present apparatus also includes backwash unit 27, and it is electronic that the backwash unit 27 includes water tank 28 and the 6th
Valve 29, the input of the 6th motor-driven valve 29 connects the water tank 28, and the output end connection of the 6th motor-driven valve 29 is described
The medium output end of first secondary filter 6 and second subprime filter 7, the PLC 11 controls the described 6th electronic
Valve 29.Can be periodically using automatic backwash mode to filter in the present apparatus by PLC using unit is backwashed
Filter membrane carry out back flush, to ensure the reliability service of the present apparatus, cleaning fluid can be according to the characteristic selectionization of processing medium
Cleaning fluid or clear water cleaning fluid are learned, the liquid after flushing is discharged from discharging of waste liquid pipe, automatic back-flushing function makes the dimension of filter
Shield is reduced to minimum level.
The present apparatus sets a quick bypass circulation on the main line of on-line detecting system；Processing medium passes through primary filter
After device, due to the effect of inertia, bulky grain processing medium enters quick bypass circulation and returned in technology groove, and smaller particle technique is situated between
Enter secondary filter after matter filtering, because processing medium has higher flow velocity and pressure, have to primary filter and wash away
Function, therefore its maintenance is relatively low, additionally due to most of sample enters quick bypass circulation, therefore plays shunting action, drops
The low pressure of processing medium.
Secondary filter is bypass class filter, and with self-cleaning function, its operation principle is identical with primary filter.Technique
Medium carries out secondary filter after entering secondary filter, and post-filtration samples granularity is in below 100um（Depending on the filtering of filter core
Mesh number）, and due to the shunting of secondary filter bypass, its pressure is further reduced, can expired by adjusting flowmeter
The processing medium of pressure required for sufficient in-line analyzer.Two secondary filters can be a preparation and a use, when one of secondary
During filter service, the operation of whole device is not influenceed.
Sample can produce a small amount of bubble after filtering, and the present apparatus is collected bubble using knockouts, becomes air pocket
Returned through quick bypass circulation in technology groove.
The present apparatus carries out heating and thermal insulation using electrical heat tracing band to the processing medium for entering in-line analyzer, prevents salt
Crystallization is separated out, to ensure the reliability of in-line analyzer testing result.
The present apparatus is controlled by PLC simultaneously, so that whole sample pre-treatments technical process is automatically finished,
Improve the efficiency of sample pre-treatments.
Claims (2)
1. a kind of cold-rolling process medium on-line detecting system sample pretreatment device, including it is connected to on-line detecting system master
The processing medium input pipe and processing medium efferent duct of pipeline, and on-line detecting system discharging of waste liquid pipe, it is characterised in that：
Also include the first primary filter, the second primary filter, the first secondary filter, second subprime filter, the first regulation stream
Gauge, the second regulation flowmeter, knockouts, electrical heat tracing band, PLC, the first two-port valve, the second two-port valve, the 3rd
Two-port valve, the 4th two-port valve, the 5th two-port valve, the 6th two-port valve, the first triple valve, the second triple valve, the first motor-driven valve, second
Motor-driven valve, the 3rd motor-driven valve, the 4th motor-driven valve and the 5th motor-driven valve, first two-port valve, the first primary filter and second
Two-port valve is sequentially connected in series, and the 3rd two-port valve, the second primary filter and the 4th two-port valve are sequentially connected in series, described
The input of first two-port valve and the 3rd two-port valve connects the processing medium input pipe by first motor-driven valve, and described the
The output end of two two-port valves and the 4th two-port valve connects the processing medium efferent duct, the 5th two-port valve and the 6th two-port valve
Input connect the medium output end of first primary filter and the second primary filter, the 5th two-port valve respectively
Connect one end of first triple valve by the second motor-driven valve with the output end of the 6th two-port valve, first triple valve it is another
Two ends connect the input of first secondary filter and second subprime filter, first secondary filter and respectively
The output end of secondary stage filter connects the input of the first regulation flowmeter, described first by second triple valve
Secondary filter and the medium output end of second subprime filter connect the input of the knockouts by the 5th motor-driven valve
End, the output end connection in-line analyzer of the knockouts, output end connection described the of the knockouts with bubble liquid
The input of two regulation flowmeters, the processing medium efferent duct is connected by the 3rd motor-driven valve being sequentially connected in series and the 4th motor-driven valve
Connect output end connection the 3rd motor-driven valve of the discharging of waste liquid pipe, the first regulation flowmeter and the second regulation flowmeter
Between the 4th motor-driven valve, the electrical heat tracing band is coated on Jie of first secondary filter and second subprime filter
On matter output end, the 5th motor-driven valve, knockouts and the pipeline of in-line analyzer connection, the PLC controls institute respectively
State the first motor-driven valve, the second motor-driven valve, the 3rd motor-driven valve, the 4th motor-driven valve and the 5th motor-driven valve.
2. cold-rolling process medium on-line detecting system sample pretreatment device according to claim 1, it is characterised in that：This
Device also includes backwash unit, and the backwash unit includes water tank and the 6th motor-driven valve, the input of the 6th motor-driven valve
The end connection water tank, the output end of the 6th motor-driven valve connects first secondary filter and second subprime filter
Medium output end, the PLC controls the 6th motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248356.8A CN103575574B (en) | 2012-07-18 | 2012-07-18 | Cold-rolling process medium on-line detecting system sample pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248356.8A CN103575574B (en) | 2012-07-18 | 2012-07-18 | Cold-rolling process medium on-line detecting system sample pretreatment device |
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| Publication Number | Publication Date |
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| CN103575574A CN103575574A (en) | 2014-02-12 |
| CN103575574B true CN103575574B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210248356.8A Active CN103575574B (en) | 2012-07-18 | 2012-07-18 | Cold-rolling process medium on-line detecting system sample pretreatment device |
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| CN114279971A (en) * | 2021-12-24 | 2022-04-05 | 中国科学院电工研究所 | A gaseous degasser in insulating oil for electrified detector of optoacoustic spectrum |
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| US4204962A (en) * | 1978-03-03 | 1980-05-27 | Phillips Petroleum Company | Continuous analysis of beverages |
| CN2472230Y (en) * | 2001-04-17 | 2002-01-16 | 宝山钢铁股份有限公司 | Ultrasonic monitor for concentration of sodium silicate solution |
| US6846458B1 (en) * | 1999-10-29 | 2005-01-25 | Rosemount Analytical Inc. | Process analytic system with improved sample handling system |
| CN2807241Y (en) * | 2005-02-04 | 2006-08-16 | 北京中科诚毅科技发展有限公司 | Oil sampling pretreatment system |
| CN101060901A (en) * | 2004-10-29 | 2007-10-24 | 奥图泰有限公司 | Filter assembly for sampling |
| CN201477102U (en) * | 2009-08-05 | 2010-05-19 | 成都金石达高新技术有限公司 | Automatic analysis device for polypropylene production technology |
| CN101738339A (en) * | 2010-01-07 | 2010-06-16 | 成都市倍诚分析技术有限公司 | Near-infrared complete pretreatment device for blended gasoline |
| CN201514345U (en) * | 2009-09-28 | 2010-06-23 | 眉山麦克在线设备有限公司 | On-line analysis sample pretreatment device |
-
2012
- 2012-07-18 CN CN201210248356.8A patent/CN103575574B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204962A (en) * | 1978-03-03 | 1980-05-27 | Phillips Petroleum Company | Continuous analysis of beverages |
| US6846458B1 (en) * | 1999-10-29 | 2005-01-25 | Rosemount Analytical Inc. | Process analytic system with improved sample handling system |
| CN2472230Y (en) * | 2001-04-17 | 2002-01-16 | 宝山钢铁股份有限公司 | Ultrasonic monitor for concentration of sodium silicate solution |
| CN101060901A (en) * | 2004-10-29 | 2007-10-24 | 奥图泰有限公司 | Filter assembly for sampling |
| CN2807241Y (en) * | 2005-02-04 | 2006-08-16 | 北京中科诚毅科技发展有限公司 | Oil sampling pretreatment system |
| CN201477102U (en) * | 2009-08-05 | 2010-05-19 | 成都金石达高新技术有限公司 | Automatic analysis device for polypropylene production technology |
| CN201514345U (en) * | 2009-09-28 | 2010-06-23 | 眉山麦克在线设备有限公司 | On-line analysis sample pretreatment device |
| CN101738339A (en) * | 2010-01-07 | 2010-06-16 | 成都市倍诚分析技术有限公司 | Near-infrared complete pretreatment device for blended gasoline |
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Address after: No. 3520 Tongji Road, Baoshan District, Shanghai, 201900 Patentee after: Baowu equipment Intelligent Technology Co., Ltd Address before: 201900, 335, Pu Pu Road, Shanghai, Baoshan District Patentee before: SHANGHAI BAOSTEEL INDUSTRY TECHNOLOGICAL SERVICE Co.,Ltd. |
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