CN104713634A - Lime discharging monitor - Google Patents
Lime discharging monitor Download PDFInfo
- Publication number
- CN104713634A CN104713634A CN201310671564.3A CN201310671564A CN104713634A CN 104713634 A CN104713634 A CN 104713634A CN 201310671564 A CN201310671564 A CN 201310671564A CN 104713634 A CN104713634 A CN 104713634A
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- CN
- China
- Prior art keywords
- circuit
- lime
- signal
- grey
- dcs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 30
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 30
- 239000004571 lime Substances 0.000 title claims abstract description 30
- 238000007599 discharging Methods 0.000 title abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 241000510009 Varanus griseus Species 0.000 claims description 12
- 230000011664 signaling Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000003513 alkali Substances 0.000 abstract 2
- 238000012544 monitoring process Methods 0.000 abstract 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 235000012255 calcium oxide Nutrition 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses a lime discharging monitor, which belongs to the field of lime discharging monitoring in a chemical alkali making industry. The lime discharging monitor is characterized by comprising a vibration sensor, a protection circuit, a strength display circuit, an analog display circuit, a threshold circuit, a power supply, a polarity protection circuit and a DCS signal conversion circuit. According to the lime discharging monitor, the problems that a position operation person has large labor intensity, and accurate detection is difficult can be solved; a blank existing in the alkali making industry lime discharging system can be filled; and after the lime discharging monitor is put to use, the labor intensity of the operation person is greatly lessened, the operation person can be away from a harsh working environment which is high in temperature, large in dust and strong in noise, and development of company environmental protection work is enhanced.
Description
Technical field
Grey monitor under the present invention relates to a kind of lime, grey supervision field under belonging to chemical industry alkaline industry.
Background technology
In alkaline industry, after the lime stone in lime workshop is calcined in limekiln, unslaked lime is unloaded by lower grey rotating disk, and under star, grey machine, ash hoist and belt conveyer are delivered to ash silo and stored, for ashing and dry powder post; In lower grey process, sometimes because unslaked lime granularity is comparatively large or occur knurl block and other foreign material in producing, often there will be the lower grey double-edged fine-toothed comb phenomenon of blocking, simultaneously due to equipment failures such as ash hoists, lower grey double-edged fine-toothed comb blocking may be caused; Instantly after grey double-edged fine-toothed comb blocking, if there is no Timeliness coverage and process, unslaked lime will be caused to produce overflow, a large amount of unslaked lime can be stacked in limekiln, operating personnel must to emit high temperature to enter in kiln to clear up, not only labour intensity is large, if cleaning not in time, can affect the normal operation of production time serious; When equipment generation faults such as ash hoists, after causing lower ash to flow son blocking, if do not have find and process not in time, under causing star, grey dynamo-electric machine burning is bad, directly will affect the normal operation of production like this.
Summary of the invention
(1) technical matters that will solve
In order to solve the problem, the present invention is grey monitor under proposing a kind of lime, solves alkaline industry and can only be patrolled and examined by operating personnel or check that indirect modes such as establishing working condition judges the problem of lower grey situation.
(2) technical scheme
Grey monitor under a kind of lime of the present invention, involving vibrations sensor, protection circuit, multistage amplifier circuit, intensity display circuit, simulative display circuit, threshold circuit, power supply and DCS signaling conversion circuit; Described vibration transducer detects the situation in lower grey double-edged fine-toothed comb under lime during ash, the vibration signal of lime is delivered to protection circuit; Described protection circuit carries out amplitude limit to the signal that vibration transducer detects; Described protection circuit is connected with multistage amplifier circuit through electric capacity C1, amplifies the signal of vibration transducer; Signal after rectification, after commutator tube D3 and filter capacitor C4 effect, is sent into intensity display circuit and threshold circuit by voltage follower and switching tube Q1 by described multistage amplifier circuit; Described threshold circuit is connected with simulative display circuit, and threshold circuit is for overcoming the interference of external change to simulative display circuit; Described power supply provides working power to unit circuit; The lime vibration signal that vibration transducer detects by described DCS signaling conversion circuit is delivered to DCS system and is checked online.
Further, the object of described protection circuit is the high amplitude pulses that the various electromagnetic interference (EMI) of filtering produces, and prevents input amplifier from being punctured by pulse electrical signal or transshipping.
Further, described threshold circuit comprises triode Q2, potentiometer W2 and feedback resistance R14, R13, by regulator potentiometer W2, CD4017 is worked.
Further, described simulative display circuit comprises integrated circuit NE555 and CD4017, and NE555 sends into CD4017 as basic pulse generator and counts.
Further, described DCS signaling conversion circuit forms current/charge-voltage convertor by LM324, the signal of triode Q1 delivers to the in-phase input end of the first order amplifier of current/charge-voltage convertor, output signal is converted to the standard 4-20Ma current signal that DCS system uses, output signal access DCS system can check lower grey situation and the recording curve of lime over the display.
(3) beneficial effect
Compared with prior art, it has following beneficial effect in the present invention: grey monitor under a kind of lime of the present invention, solves the problem that post operation personnel labor intensity is large, be difficult to accurately detection, a blank of grey detection system under having filled up alkaline industry; After lower grey monitor puts into operation, significantly reduce the labour intensity of operating personnel, operating personnel are kept away temperature is high, dust is large, noise is strong harsh environments, enhance carrying out of company's efforts at environmental protection.
Accompanying drawing explanation
Fig. 1 is circuit connection diagram of the present invention;
Fig. 2 is DCS signaling conversion circuit schematic diagram of the present invention.
Embodiment
As shown in Figure 1, grey monitor under a kind of lime of the present invention, involving vibrations sensor, protection circuit, multistage amplifier circuit, signal drive circuit, intensity display circuit, threshold circuit, simulative display circuit, power supply and DCS signaling conversion circuit;
Described protection circuit is made up of diode D1, D2 and C1, and sensor access diode D1 two ends, send the signal detected into protection circuit and carry out amplitude limit; Signal after amplitude limit is sent into polystage amplifier input end by described protection circuit;
Described polystage amplifier is three grades of amplifications, utilizes IC
1-1, IC
1-2, IC
1-3form in-phase proportion operational amplifier, IC
1-1, IC
1-2, IC
1-3for integrated transporting discharging LM324, the lime vibration signal after polystage amplifier amplifies is delivered in signal drive circuit;
Described signal drive circuit detects intensity grey under lime for driving intensity display circuit; Described signal drive circuit is by diode D3, electric capacity C4, IC
1-4, triode Q1 and resistance R1 forms, wherein diode D3, electric capacity C4 play rectification and filter action, IC
1-4for integrated transporting discharging LM324, form voltage follower, triode Q1 uses as switching tube, and resistance R1 forms on-off circuit;
Described intensity display circuit is by IC
2and external circuit composition, IC
2for integrated chip LM3914N, form light emitting diode display circuit, when input voltage changes, light emitting diode can be driven to carry out intensity display;
Described threshold circuit is made up of potentiometer W2, triode Q2, resistance R14 and electric capacity C6, and the signal that signal drive circuit exports delivers to threshold circuit through resistance R13;
Described simulative display circuit is by integrated circuit (IC)
3, IC
4with light emitting diode composition, IC
3for NE555, IC
4for CD4017, integrated circuit operation is in circulation numeration state.By potentiometer W2 be thresholding adjustment, regulator potentiometer W2 makes cycle counter just start working.Now light emitting diode circulates from top to bottom and lights, the state under simulative display during ash, and use as auxiliary lower grey intensity display, when intensity display circuit breaks down, utilize simulative display circuit to show, the reliability of instrument increases greatly;
Described power supply and polar protective circuit comprise rectifier bridge and integrated voltage-stabilized chip LM7818 forms, and output voltage, after rectifier bridge rectification, is delivered to LM7818 and carried out voltage stabilizing by input voltage, and the voltage after voltage stabilizing connects into the power end of each integrated chip for chip operation;
As shown in Figure 2, described DCS signaling conversion circuit forms current/charge-voltage convertor by LM324, the signal of triode Q1 delivers to the in-phase input end of the first order amplifier of current/charge-voltage convertor, output signal is converted to the standard 4-20Ma current signal that DCS system uses, output signal access DCS system can check lower grey situation and the recording curve of lime over the display.
Further, the object of described protection circuit is the high amplitude pulses that the various electromagnetic interference (EMI) of filtering produces, and prevents input amplifier from being punctured by pulse electrical signal or transshipping.
Further, described threshold circuit comprises triode Q2, potentiometer W2 and feedback resistance R14, R13, by regulator potentiometer W2, CD4017 is worked.
Embodiment recited above is only be described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that this area ordinary person makes technical scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.
Claims (5)
1. grey monitor under lime, is characterized in that: involving vibrations sensor, protection circuit, multistage amplifier circuit, intensity display circuit, simulative display circuit, threshold circuit, power supply and DCS signaling conversion circuit; Described vibration transducer detects the situation in lower grey double-edged fine-toothed comb under lime during ash, the vibration signal of lime is delivered to protection circuit; Described protection circuit carries out amplitude limit to the signal that vibration transducer detects; Described protection circuit is connected with multistage amplifier circuit through electric capacity C1, amplifies the signal of vibration transducer; Signal after rectification, after commutator tube D3 and filter capacitor C4 effect, is sent into intensity display circuit and threshold circuit by voltage follower and switching tube Q1 by described multistage amplifier circuit; Described threshold circuit is connected with simulative display circuit, and threshold circuit is for overcoming the interference of external change to simulative display circuit; Described power supply provides working power to unit circuit; The lime vibration signal that vibration transducer detects by described DCS signaling conversion circuit is delivered to DCS system and is checked online.
2. grey monitor under lime according to claim 1, is characterized in that: the object of described protection circuit is the high amplitude pulses that the various electromagnetic interference (EMI) of filtering produces, and prevents input amplifier from being punctured by pulse electrical signal or transshipping.
3. grey monitor under lime according to claim 1, is characterized in that: described threshold circuit comprises triode Q2, potentiometer W2 and feedback resistance R14, R13, by regulator potentiometer W2, CD4017 is worked.
4. grey monitor under lime according to claim 1, is characterized in that: described simulative display circuit comprises integrated circuit NE555 and CD4017, and NE555 sends into CD4017 as basic pulse generator and counts.
5. grey monitor under lime according to claim 1, it is characterized in that: described DCS signaling conversion circuit forms current/charge-voltage convertor by LM324, the signal of triode Q1 delivers to the in-phase input end of the first order amplifier of current/charge-voltage convertor, output signal is converted to the standard 4-20Ma current signal that DCS system uses, output signal access DCS system can check lower grey situation and the recording curve of lime over the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671564.3A CN104713634B (en) | 2013-12-12 | 2013-12-12 | Grey monitor under lime |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671564.3A CN104713634B (en) | 2013-12-12 | 2013-12-12 | Grey monitor under lime |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104713634A true CN104713634A (en) | 2015-06-17 |
| CN104713634B CN104713634B (en) | 2017-11-07 |
Family
ID=53413156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310671564.3A Active CN104713634B (en) | 2013-12-12 | 2013-12-12 | Grey monitor under lime |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104713634B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5679918A (en) * | 1979-12-04 | 1981-06-30 | Nissan Motor Co Ltd | Knocking vibration detector |
| CN1487273A (en) * | 2003-08-28 | 2004-04-07 | 北京航空航天大学 | Portable intelligent vibration measuring instrument |
| CN200944076Y (en) * | 2006-04-24 | 2007-09-05 | 夏惠兴 | Intelligent vibration monitoring protector |
| CN201429461Y (en) * | 2009-06-26 | 2010-03-24 | 武汉钢铁(集团)公司 | Vibration signal acquisition unit |
| CN201477423U (en) * | 2009-08-07 | 2010-05-19 | 江阴市江凌科技有限公司 | Intelligent vibration monitoring and protecting apparatus |
| CN201611307U (en) * | 2009-11-18 | 2010-10-20 | 中国航空工业集团公司第五七一一厂 | Vibration measuring instrument |
-
2013
- 2013-12-12 CN CN201310671564.3A patent/CN104713634B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5679918A (en) * | 1979-12-04 | 1981-06-30 | Nissan Motor Co Ltd | Knocking vibration detector |
| CN1487273A (en) * | 2003-08-28 | 2004-04-07 | 北京航空航天大学 | Portable intelligent vibration measuring instrument |
| CN200944076Y (en) * | 2006-04-24 | 2007-09-05 | 夏惠兴 | Intelligent vibration monitoring protector |
| CN201429461Y (en) * | 2009-06-26 | 2010-03-24 | 武汉钢铁(集团)公司 | Vibration signal acquisition unit |
| CN201477423U (en) * | 2009-08-07 | 2010-05-19 | 江阴市江凌科技有限公司 | Intelligent vibration monitoring and protecting apparatus |
| CN201611307U (en) * | 2009-11-18 | 2010-10-20 | 中国航空工业集团公司第五七一一厂 | Vibration measuring instrument |
Non-Patent Citations (1)
| Title |
|---|
| 贾晶霞 等: "振动筛筛分性能的影响因素及分析", 《河北农业大学学报》 * |
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| Publication number | Publication date |
|---|---|
| CN104713634B (en) | 2017-11-07 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO ALKALI INDUSTRY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: QINGDAO ALKALI INDUSTRY CO., LTD. Effective date: 20150805 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150805 Address after: 266043 No. four, No. 78 North Stream Road, Licang District, Shandong, Qingdao Applicant after: QINGDAO SODA ASH INDUSTRIAL DEVELOPMENT CO., LTD. Address before: 266043 No. four, No. 78 North Stream Road, Licang District, Shandong, Qingdao Applicant before: Qingdao Alkali Industry Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170726 Address after: The 29 floor International Building 8 Business District of Laoshan Quan Ling Road 266061 Shandong city of Qingdao Province Applicant after: Qingdao Gulf Group Co Ltd Address before: 266043 No. four, No. 78 North Stream Road, Licang District, Shandong, Qingdao Applicant before: QINGDAO SODA ASH INDUSTRIAL DEVELOPMENT CO., LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200616 Address after: No.52 Hong Kong Middle Road, Shinan District, Qingdao City, Shandong Province Co-patentee after: QINGDAO SODA ASH INDUSTRIAL Co.,Ltd. Patentee after: QINGDAO HAIWAN GROUP Co.,Ltd. Address before: The 29 floor International Building 8 Business District of Laoshan Quan Ling Road 266061 Shandong city of Qingdao Province Patentee before: QINGDAO HAIWAN GROUP Co.,Ltd. |