CN204582938U - A kind of embedded acid mist purifying device of real-time control - Google Patents
A kind of embedded acid mist purifying device of real-time control Download PDFInfo
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- CN204582938U CN204582938U CN201520078389.1U CN201520078389U CN204582938U CN 204582938 U CN204582938 U CN 204582938U CN 201520078389 U CN201520078389 U CN 201520078389U CN 204582938 U CN204582938 U CN 204582938U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 107
- 238000001514 detection method Methods 0.000 claims abstract description 92
- 238000005086 pumping Methods 0.000 claims abstract description 44
- 238000005554 pickling Methods 0.000 claims abstract description 23
- 230000007797 corrosion Effects 0.000 claims description 158
- 238000005260 corrosion Methods 0.000 claims description 158
- 238000007789 sealing Methods 0.000 claims description 64
- 239000011152 fibreglass Substances 0.000 claims description 49
- 239000000463 material Substances 0.000 claims description 43
- 238000005070 sampling Methods 0.000 claims description 36
- 238000006386 neutralization reaction Methods 0.000 claims description 32
- 230000005284 excitation Effects 0.000 claims description 30
- 239000003990 capacitor Substances 0.000 claims description 18
- 238000005553 drilling Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 description 57
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 9
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- 239000003463 adsorbent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 206010006451 bronchitis Diseases 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
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- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
The utility model relates to a kind of embedded acid mist purifying device of real-time control, belongs to technical field of electronic products.The utility model LDS533 acid mist concentration detector I is connected with analog to digital conversion circuit I, LDS533 acid mist concentration detector II is connected with analog to digital conversion circuit II, pumping signal produces circuit, solution concentration detection device, amplifying circuit, holding circuit, analog to digital conversion circuit III connects successively, analog to digital conversion circuit I, analog to digital conversion circuit II, analog to digital conversion circuit III, temperature-compensation circuit, warning circuit is connected with one-chip computer module respectively, charge pump, exhausting circuit for controlling motor respectively with one-chip computer module, power supply is connected, one-chip computer module is connected with power supply, extractor fan is arranged on pickling tube side, extractor fan is connected by air draft pipe with purifying column, purifying column is connected by blast pipe with purifying box.The utility model is with low cost, structure is simple, easy and simple to handle, energy-conserving and environment-protective.
Description
Technical field
The utility model relates to a kind of embedded acid mist purifying device of real-time control, belongs to technical field of electronic products.
Background technology
Acid mist mainly produces in the pickling process of the industries such as chemical industry, metallurgy, plating, papermaking, not only endanger the healthy of workman in production site, easily bring out bronchitis or even cancer, but also to corrosion production equipment, great harm can be caused to environment and ecology.According to standard GB/T Z2.1-2007 regulation, the pollutant levels < in Pickling-shop
.Existing acid mist purifying device needs manually to start purifier, feeds in raw material after manually testing when neutralizer concentration is not enough again, wastes time and energy and purification efficiency is not high, is disposed to the acid mist of gas still containing higher concentration in air.
Summary of the invention
The utility model provides a kind of embedded acid mist purifying device of real-time control, utilizes acid mist detector Real-Time Monitoring acid mist concentration, controls the unlatching of purifier.In purifying column, solution concentration detection device is installed, automatically opens charge pump when neutralizer concentration is not enough and add neutralization materials, and use purifying box double purification, reduce the pollution of acid mist to greatest extent, serve the effect of energy-conserving and environment-protective.
The technical solution of the utility model is: a kind of embedded acid mist purifying device of real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Described pumping signal produces circuit 6 and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
Described amplifying circuit 8 comprises instrument amplifier AD623, slide rheostat R10, electric capacity C8, C9, C10, C11; Wherein the port one of instrument amplifier AD623 connects the annular detection head of solution concentration detection device 7, and slide rheostat R10 one end connects the port 3 of instrument amplifier AD623, and the other end connects the port 8 of instrument amplifier AD623; Port 2 ground connection of instrument amplifier AD623, the port 7 of instrument amplifier AD623 connects+5V power supply; A termination+5V power supply after electric capacity C8 and C9 parallel connection, other end ground connection; The port 4 of instrument amplifier AD623 connects-5V power supply; A termination-5V power supply after electric capacity C10 and C11 parallel connection, other end ground connection; Port 5 ground connection of instrument amplifier AD623, the port 6 of instrument amplifier AD623 is output.
Described holding circuit 9 comprises LF398 sampling holder, input voltage comparator LM311, resistance R11, electric capacity C12, wherein the port one of LF398 is connected with port 6 output of instrument amplifier AD623, and the port 2 of LF398 sampling holder connects+12V power supply, and the port 3 of LF398 sampling holder connects-12V power supply, and the port 7 of LF398 sampling holder is output, port one "+" pole of input voltage comparator LM311 is connected with port 6 output of instrument amplifier AD623, the port 2 of input voltage comparator LM311 is connected with port 7 output of LF398 sampling holder, the port 3 of input voltage comparator LM311 connects+12V power supply, the port 4 of input voltage comparator LM311 connects-12V power supply, port 8 ground connection of input voltage comparator LM311, port 7 output of input voltage comparator LM311 is connected with the port 4 of LF398 sampling holder, resistance R11 mono-end is connected on the line of port 7 output of input voltage comparator LM311 and the port 4 of LF398 sampling holder, another termination+12V power supply, port 5 ground connection of LF398 sampling holder, the port 6 of electric capacity C12 mono-termination LF398 sampling holder, other end ground connection.
Analog-digital conversion circuit as described III 10 comprises analog-digital converter ADC0804, resistance R12, electric capacity C13; Wherein DB0 ~ DB8 port of analog-digital converter ADC0804 is connected with one-chip computer module 5 respectively, and VCC port connects power supply,
port,
port, WR port are connected with one-chip computer module 5, electric capacity C13 mono-termination analog-digital converter ADC0804CLK IN port, other end ground connection, the AGND port of analog-digital converter ADC0804 is connected rear ground connection with DGND port, resistance R12 mono-termination CLK R port, other end ground connection, the VIN+ port of analog-digital converter ADC0804 is connected with the port 7 of the LF398 in holding circuit 9, the VIN-port ground connection of analog-digital converter ADC0804;
Described temperature-compensation circuit 11 comprises temperature sensor DS8B20, resistance R13; Wherein the VOC port of temperature sensor DS8B20 connects+5V power supply, DQ port is connected with one-chip computer module 5, resistance R13 mono-termination+5V power supply, the other end is connected on the DQ port of temperature sensor DS8B20 and the line of one-chip computer module 5 port, the GND port ground connection of temperature sensor DS8B20;
Described exhausting circuit for controlling motor 14 comprises relay K 1, NPN type triode T1 and T3, PNP type triode T2, resistance R14, R15, R16, wherein resistance R14 one end is connected with one-chip computer module 5, the other end is connected with NPN type triode T1 base stage, the emitting stage ground connection of NPN type triode T1, NPN type triode T1 colelctor electrode is connected with rated voltage VDC, resistance R15 one end is connected with NPN type triode T1 colelctor electrode, the other end is connected with the base stage of PNP type triode T2, the emitter stage of PNP type triode T2 is connected with rated voltage VDC, PNP type triode T2 colelctor electrode is connected with resistance R16, resistance R16 other end ground connection, the base stage of NPN type triode T3 is connected with the line between PNP type triode T2 colelctor electrode with resistance R16, the grounded emitter of NPN type triode T3, NPN type triode T3 colelctor electrode is connected with relay K 1, the other end of relay K 1 is connected with rated voltage VDC, relay K 1 is by controlling igniting switch S 1 thus start and stop fiberglass air exhauster I 20, fiberglass air exhauster II 42.
Operation principle of the present utility model is:
First this device switches on power when using, the LDS533 acid mist concentration detector I being positioned at extractor fan 17 inside top pops one's head in 22, when acid mist flows through probe, probe can sense the change of the signal of telecommunication, be input in one-chip computer module 5 through analog to digital conversion circuit I 3, analog to digital conversion circuit I 3 adopts routine techniques herein.When the acid mist concentration measured reaches the warning value preset in one-chip computer module 5, one-chip computer module P2.5 mouth is in high level state, and the base stage of transistor T1 is low level, T1 not conducting; And T2 base stage high level, conducting.Same T3 conducting, its switch S 1 of relay K 1 is connected in high tension loop, starts fiberglass air exhauster J1, fiberglass air exhauster J2 in fiberglass air exhauster I 20 and fiberglass air exhauster II 42(figure).
Gas from bleeding point 21 suction by fiberglass air exhauster I 20, is entered in purifying column 18 through air draft pipe 24, is provided with Non-return air valve 28, prevents gas backstreaming in air draft pipe.Air draft pipe 24 corrosion-resistant shell 25 inside be divided into some in and pipe 30, neutralization pipe on have some steam vents 31, neutralization pipe be immersed in completely in neutralizer 32.There is neutralization reaction by the steam vent 31 on neutralization pipe 30 with neutralizer 32 is counter in gas, purified gas enters the right side of corrosion-resistant shell 25 by the blow vent 34 on demarcation strip 33, takes off after dried layer 35 enter blast pipe 36 through demist.
The solution concentration detection device 7 be arranged on bottom the corrosion-resistant shell 25 of purifying column 18 utilizes the conductivity variations in electrolyte solution to measure solution concentration.Pumping signal produces circuit and uses ICL8038 to produce sine wave signal, and adjustment R1 and R2 can make output concussion frequency change.Because output signal is more weak, therefore need TDA2003 power integrated amplifier to amplify, circular excitation 47 steady operation can be made after amplifying.The measuring-signal that annular detection head 48 exports is fainter, needs to utilize measuring and amplifying circuit to amplify, and adopts AD623 amplifier, can change multiplication factor by adjustment R10.Measuring-signal after amplifying will enter holding circuit 9 and carry out peak value maintenance, and output voltage and the input voltage of LF398 compare through LM311, when input is greater than output: LM398 is in the state of collection signal; When input is less than output, LM398 is in peak value hold mode.Be input in one-chip computer module 5 by signal by analog to digital conversion circuit III 10, analog to digital conversion circuit III 10 adopts ADC0804 to realize the transformation of analog signal to data signal, can change inversion frequency by adjustment R12 and C13.Because the variations in temperature of solution can produce certain impact to measurement of concetration, therefore adopt temperature sensor 49 as: DS18B20 measures solution temperature, and be input in one-chip computer module 5 and carry out temperature-compensating calculating, when solution concentration is lower than preset value in one-chip computer module 5, start charge pump 13, throw in siccative by charge pipe 29.Temperature-compensating herein calculates and starts charge pump and adopts routine techniques.
Gas is evacuated to by fiberglass air exhauster II 42 in the cabinet shell 37 in purifying box 19 and carries out double purification from blast pipe 36, sorbing material is filled with in some U-shaped pipes 38 in cabinet shell 37, U-shaped pipe 38 is provided with corrosion-resistant filter screen 39 end to end, prevents the loss of sorbing material.Gas after double purification enters in air by secondary exhaust pipe 40, whether the LDS533 acid mist concentration detector II be arranged on secondary exhaust pipe 40 41 gases that can detect eliminating of popping one's head in meet discharge standard, if incongruent words will export the square wave of 0.2 second 1kHz by one-chip computer module 5, then the low level of 0.2 second is exported, given the alarm by warning circuit 12, sorbing material in timely replacing U-shaped pipe 38, warning circuit 12 employs the routine techniques module that audio frequency amplifies integrated chip LM386 herein.
(Wen Zongzhou, " research & design of alkaline concentration TT&C system ", modern electronic technology, 2006, the 15) paper delivered, mentions in literary composition and " utilizes the real temperature-compensating to aqueous slkali of one-chip computer module and the measurement achieved high concentration alkali solution." utilize single chip computer measurement solution concentration to be common method of the prior art as seen.
(the Wang little Yun delivered, Li Jian, Wang Yanlei etc., " a kind of experimental study of novel acid mist adsorbent ", safety and environment journal, 2008,8 volumes, 3) paper, mentions in literary composition and " flyash, zeolite and calcium hydroxide is proportionally mixed, this acid mist adsorbent has that adsorption efficiency is high, adsorption capacity is large, normal temperature dry operational, do not produce the advantages such as secondary pollution." utilize sorbing material purification acid mist to be common method of the prior art as seen.
The beneficial effects of the utility model are: with low cost, structure is simple, easy and simple to handle, energy-conserving and environment-protective, the signal that can gather according to LDS533 acid mist concentration detector controls the unlatching of fiberglass air exhauster, utilize solution concentration detection device to control the operation of charge pump, and with temperature sensor, error compensation is carried out to solution concentration detection device.Purifying box is installed double purification is carried out to the unneutralized acid mist of purifying column, ensure that emission gases is well below national standard.Discharge duct is installed LDS533 acid mist concentration detector, give the alarm when getting rid of gas and being not up to standard, be convenient to the replacing of sorbing material in purifying box.Not only time saving and energy saving, without manual intervention, achieve intelligent power saving environmental protection.
Accompanying drawing explanation
Fig. 1 is overall construction drawing of the present utility model;
Fig. 2 is device connection layout of the present utility model;
Fig. 3 is extractor fan structure chart of the present utility model;
Fig. 4 is purifier structure chart of the present utility model;
Fig. 5 is that pumping signal of the present utility model produces circuit diagram;
Fig. 6 is solution concentration detection device structure chart of the present utility model;
Fig. 7 is amplification circuit diagram of the present utility model;
Fig. 8 is holding circuit figure of the present utility model;
Fig. 9 is the utility model analog to digital conversion circuit III, temperature-compensation circuit and exhausting circuit for controlling motor figure;
In figure, each label is: 1-LDS533 acid mist concentration detector I, 2-LDS533 acid mist concentration detector II, 3-analog to digital conversion circuit I, 4-analog to digital conversion circuit II, 5-one-chip computer module, 6-pumping signal produces circuit, 7-solution concentration detection device, 8-amplifying circuit, 9-holding circuit, 10-analog to digital conversion circuit III, 11-temperature-compensation circuit, 12-warning circuit, 13-charge pump, 14-exhausting circuit for controlling motor, 15-power supply, 16-pickling tube, 17-extractor fan, 18-purifying column, 19-purifying box, 20-fiberglass air exhauster I, 21-suction opeing, 22-LDS533 acid mist concentration detector I is popped one's head in, 23-sealing ring, 24-air draft pipe, the corrosion-resistant shell of 25-, 26-tower top, 27-sealing bolt, 28-Non-return air valve, 29-charge pipe, in 30-and pipe, 31-steam vent, 32-neutralizer, 33-demarcation strip, 34-blow vent, 35-demist takes off dried layer, 36-blast pipe, 37-cabinet shell, 38-U shape is managed, the corrosion-resistant filter screen of 39-, 40-secondary exhaust pipe, 41-LDS533 acid mist concentration detector II is popped one's head in, 42-fiberglass air exhauster II, 43-shell, the corrosion-resistant conduit of 44-, 45-resistant material, 46-wire, 47-circular excitation head, 48-annular detection head, 49-temperature sensor.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, but content of the present utility model is not limited to described scope.
Embodiment 1: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Described pumping signal produces circuit 6 and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
Described amplifying circuit 8 comprises instrument amplifier AD623, slide rheostat R10, electric capacity C8, C9, C10, C11; Wherein the port one of instrument amplifier AD623 connects the annular detection head of solution concentration detection device 7, and slide rheostat R10 one end connects the port 3 of instrument amplifier AD623, and the other end connects the port 8 of instrument amplifier AD623; Port 2 ground connection of instrument amplifier AD623, the port 7 of instrument amplifier AD623 connects+5V power supply; A termination+5V power supply after electric capacity C8 and C9 parallel connection, other end ground connection; The port 4 of instrument amplifier AD623 connects-5V power supply; A termination-5V power supply after electric capacity C10 and C11 parallel connection, other end ground connection; Port 5 ground connection of instrument amplifier AD623, the port 6 of instrument amplifier AD623 is output.
Described holding circuit 9 comprises LF398 sampling holder, input voltage comparator LM311, resistance R11, electric capacity C12, wherein the port one of LF398 is connected with port 6 output of instrument amplifier AD623, and the port 2 of LF398 sampling holder connects+12V power supply, and the port 3 of LF398 sampling holder connects-12V power supply, and the port 7 of LF398 sampling holder is output, port one "+" pole of input voltage comparator LM311 is connected with port 6 output of instrument amplifier AD623, the port 2 of input voltage comparator LM311 is connected with port 7 output of LF398 sampling holder, the port 3 of input voltage comparator LM311 connects+12V power supply, the port 4 of input voltage comparator LM311 connects-12V power supply, port 8 ground connection of input voltage comparator LM311, port 7 output of input voltage comparator LM311 is connected with the port 4 of LF398 sampling holder, resistance R11 mono-end is connected on the line of port 7 output of input voltage comparator LM311 and the port 4 of LF398 sampling holder, another termination+12V power supply, port 5 ground connection of LF398 sampling holder, the port 6 of electric capacity C12 mono-termination LF398 sampling holder, other end ground connection.
Analog-digital conversion circuit as described III 10 comprises analog-digital converter ADC0804, resistance R12, electric capacity C13; Wherein DB0 ~ DB8 port of analog-digital converter ADC0804 is connected with one-chip computer module 5 respectively, and VCC port connects power supply,
port,
port, WR port are connected with one-chip computer module 5, electric capacity C13 mono-termination analog-digital converter ADC0804CLK IN port, other end ground connection, the AGND port of analog-digital converter ADC0804 is connected rear ground connection with DGND port, resistance R12 mono-termination CLK R port, other end ground connection, the VIN+ port of analog-digital converter ADC0804 is connected with the port 7 of the LF398 in holding circuit 9, the VIN-port ground connection of analog-digital converter ADC0804;
Described temperature-compensation circuit 11 comprises temperature sensor DS8B20, resistance R13; Wherein the VOC port of temperature sensor DS8B20 connects+5V power supply, DQ port is connected with one-chip computer module 5, resistance R13 mono-termination+5V power supply, the other end is connected on the DQ port of temperature sensor DS8B20 and the line of one-chip computer module 5 port, the GND port ground connection of temperature sensor DS8B20;
Described exhausting circuit for controlling motor 14 comprises relay K 1, NPN type triode T1 and T3, PNP type triode T2, resistance R14, R15, R16, wherein resistance R14 one end is connected with one-chip computer module 5, the other end is connected with NPN type triode T1 base stage, the emitting stage ground connection of NPN type triode T1, NPN type triode T1 colelctor electrode is connected with rated voltage VDC, resistance R15 one end is connected with NPN type triode T1 colelctor electrode, the other end is connected with the base stage of PNP type triode T2, the emitter stage of PNP type triode T2 is connected with rated voltage VDC, PNP type triode T2 colelctor electrode is connected with resistance R16, resistance R16 other end ground connection, the base stage of NPN type triode T3 is connected with the line between PNP type triode T2 colelctor electrode with resistance R16, the grounded emitter of NPN type triode T3, NPN type triode T3 colelctor electrode is connected with relay K 1, the other end of relay K 1 is connected with rated voltage VDC, relay K 1 is by controlling igniting switch S 1 thus start and stop fiberglass air exhauster I 20, fiberglass air exhauster II 42.
Embodiment 2: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Embodiment 3: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Described pumping signal produces circuit 6 and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
Described amplifying circuit 8 comprises instrument amplifier AD623, slide rheostat R10, electric capacity C8, C9, C10, C11; Wherein the port one of instrument amplifier AD623 connects the annular detection head of solution concentration detection device 7, and slide rheostat R10 one end connects the port 3 of instrument amplifier AD623, and the other end connects the port 8 of instrument amplifier AD623; Port 2 ground connection of instrument amplifier AD623, the port 7 of instrument amplifier AD623 connects+5V power supply; A termination+5V power supply after electric capacity C8 and C9 parallel connection, other end ground connection; The port 4 of instrument amplifier AD623 connects-5V power supply; A termination-5V power supply after electric capacity C10 and C11 parallel connection, other end ground connection; Port 5 ground connection of instrument amplifier AD623, the port 6 of instrument amplifier AD623 is output.
Described holding circuit 9 comprises LF398 sampling holder, input voltage comparator LM311, resistance R11, electric capacity C12, wherein the port one of LF398 is connected with port 6 output of instrument amplifier AD623, and the port 2 of LF398 sampling holder connects+12V power supply, and the port 3 of LF398 sampling holder connects-12V power supply, and the port 7 of LF398 sampling holder is output, port one "+" pole of input voltage comparator LM311 is connected with port 6 output of instrument amplifier AD623, the port 2 of input voltage comparator LM311 is connected with port 7 output of LF398 sampling holder, the port 3 of input voltage comparator LM311 connects+12V power supply, the port 4 of input voltage comparator LM311 connects-12V power supply, port 8 ground connection of input voltage comparator LM311, port 7 output of input voltage comparator LM311 is connected with the port 4 of LF398 sampling holder, resistance R11 mono-end is connected on the line of port 7 output of input voltage comparator LM311 and the port 4 of LF398 sampling holder, another termination+12V power supply, port 5 ground connection of LF398 sampling holder, the port 6 of electric capacity C12 mono-termination LF398 sampling holder, other end ground connection.
Embodiment 4: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Described pumping signal produces circuit 6 and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
Described amplifying circuit 8 comprises instrument amplifier AD623, slide rheostat R10, electric capacity C8, C9, C10, C11; Wherein the port one of instrument amplifier AD623 connects the annular detection head of solution concentration detection device 7, and slide rheostat R10 one end connects the port 3 of instrument amplifier AD623, and the other end connects the port 8 of instrument amplifier AD623; Port 2 ground connection of instrument amplifier AD623, the port 7 of instrument amplifier AD623 connects+5V power supply; A termination+5V power supply after electric capacity C8 and C9 parallel connection, other end ground connection; The port 4 of instrument amplifier AD623 connects-5V power supply; A termination-5V power supply after electric capacity C10 and C11 parallel connection, other end ground connection; Port 5 ground connection of instrument amplifier AD623, the port 6 of instrument amplifier AD623 is output.
Embodiment 5: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Described pumping signal produces circuit 6 and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
Embodiment 6: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Described solution concentration detection device 7 comprises shell 43, corrosion-resistant conduit 44, resistant material 45, wire 46, circular excitation 47, annular detection head 48; Wherein pumping signal produces circuit 6 and is arranged on shell 43 inside, corrosion-resistant conduit 44 is connected with shell 43, the wire 46 be wrapped in circular excitation 47 produces circuit 6 through corrosion-resistant conduit 44 with pumping signal and is connected, the wire 46 be wrapped on annular detection head 48 is connected with amplifying circuit 8 through corrosion-resistant conduit 44, circular excitation 47, annular detection head 48, wire 46 are wrapped in interior and are connected with corrosion-resistant conduit 44 by resistant material 45, resistant material 45 center drilling, makes circular excitation 47, annular detection head 48, resistant material 45 through.
Embodiment 7: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
Described purifying box 19 comprises cabinet shell 37, U-shaped pipe 38, corrosion-resistant filter screen 39, secondary exhaust pipe 40, LDS533 acid mist concentration detector II are popped one's head in 41, fiberglass air exhauster II 42; Wherein some U-shaped pipes 38 to be arranged in cabinet shell 37 and to be connected with secondary exhaust pipe 40 with blast pipe 36, U-shaped pipe 38 inside is filled with sorbing material, corrosion-resistant filter screen 39 is arranged on the both sides end to end of U-shaped pipe 38, secondary exhaust pipe 40 sealing ring 23 is arranged on cabinet shell 37 rear portion, fiberglass air exhauster II 42 is connected with secondary exhaust pipe 40, and LDS533 acid mist concentration detector II is popped one's head in and 41 is arranged on secondary exhaust pipe 40 inside upper part.
Embodiment 8: as shown in figs 1-9, an embedded acid mist purifying device for real-time control, comprises LDS533 acid mist concentration detector I 1, LDS533 acid mist concentration detector II 2, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, one-chip computer module 5, pumping signal generation circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12, charge pump 13, exhausting circuit for controlling motor 14, power supply 15, pickling tube 16, extractor fan 17, purifying column 18 and purifying box 19, wherein LDS533 acid mist concentration detector I 1 is connected with analog to digital conversion circuit I 3, LDS533 acid mist concentration detector II 2 is connected with analog to digital conversion circuit II 4, pumping signal produces circuit 6, solution concentration detection device 7, amplifying circuit 8, holding circuit 9, analog to digital conversion circuit III 10 connects successively, analog to digital conversion circuit I 3, analog to digital conversion circuit II 4, analog to digital conversion circuit III 10, temperature-compensation circuit 11, warning circuit 12 is connected with one-chip computer module 5 respectively, charge pump 13, exhausting circuit for controlling motor 14 respectively with one-chip computer module 5, power supply 15 is connected, one-chip computer module 5 is connected with power supply 15, extractor fan 17 is arranged on pickling tube 16 side, extractor fan 17 is connected by air draft pipe 24 with purifying column 18, purifying column 18 is connected by blast pipe 36 with purifying box 19.
Described extractor fan 17 comprises fiberglass air exhauster I 20, suction opeing 21, LDS533 acid mist concentration detector I are popped one's head in 22, sealing ring 23; Wherein LDS533 acid mist concentration detector I is popped one's head in and 22 is arranged in suction opeing 21 and surveys top, and air draft pipe 24 is connected with suction opeing 21 by sealing ring 23, and fiberglass air exhauster I 20 is arranged on air draft pipe 24;
Described purifying column 18 comprises air draft pipe 24, corrosion-resistant shell 25, tower top 26, sealing bolt 27, Non-return air valve 28, charge pipe 29, neutralization pipe 30, steam vent 31, neutralizer 32, demarcation strip 33, blow vent 34, demist take off dried layer 35, blast pipe 36, temperature sensor 49, wherein tower top 26 sealing bolt 27 is fixed on corrosion-resistant shell 25 top, corrosion-resistant shell 25 inside is divided into left and right two parts by demarcation strip 33, air draft pipe 24 sealing ring 23 is connected to corrosion-resistant shell 25 inside left, it is inner that Non-return air valve 28 is arranged on air draft pipe 24, charge pipe 29 one end connects charge pump 13, the other end is connected with on the left of corrosion-resistant shell 25, the one end be connected with corrosion-resistant shell 25 is not immersed in the neutralizer 32 being arranged in corrosion-resistant shell 25 inside left, some neutralization pipes 30 are connected with air draft pipe 24 and immerse in neutralizer 32, neutralization pipe 30 there are some steam vents 31, solution concentration detection device 7 is arranged in the neutralizer 32 of corrosion-resistant shell 25 bottom left, temperature sensor 49 is arranged on the top that corrosion-resistant shell 25 left bottom is positioned at solution concentration detection device 7, demarcation strip 33 top has blow vent 34, demist takes off dried layer 35 and is positioned at corrosion-resistant shell 25 inner right side, blast pipe 36 to be arranged on the downside of corrosion-resistant shell 25 external right with sealing ring 23 and to be connected with cabinet shell 37.
By reference to the accompanying drawings detailed description of the invention of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (8)
1. the embedded acid mist purifying device controlled in real time, it is characterized in that: comprise LDS533 acid mist concentration detector I (1), LDS533 acid mist concentration detector II (2), analog to digital conversion circuit I (3), analog to digital conversion circuit II (4), one-chip computer module (5), pumping signal produces circuit (6), solution concentration detection device (7), amplifying circuit (8), holding circuit (9), analog to digital conversion circuit III (10), temperature-compensation circuit (11), warning circuit (12), charge pump (13), exhausting circuit for controlling motor (14), power supply (15), pickling tube (16), extractor fan (17), purifying column (18) and purifying box (19), wherein LDS533 acid mist concentration detector I (1) is connected with analog to digital conversion circuit I (3), LDS533 acid mist concentration detector II (2) is connected with analog to digital conversion circuit II (4), pumping signal produces circuit (6), solution concentration detection device (7), amplifying circuit (8), holding circuit (9), analog to digital conversion circuit III (10) connects successively, analog to digital conversion circuit I (3), analog to digital conversion circuit II (4), analog to digital conversion circuit III (10), temperature-compensation circuit (11), warning circuit (12) is connected with one-chip computer module (5) respectively, charge pump (13), exhausting circuit for controlling motor (14) respectively with one-chip computer module (5), power supply (15) is connected, one-chip computer module (5) is connected with power supply (15), extractor fan (17) is arranged on pickling tube (16) side, extractor fan (17) is connected by air draft pipe (24) with purifying column (18), purifying column (18) is connected by blast pipe (36) with purifying box (19).
2. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: described extractor fan (17) comprises fiberglass air exhauster I (20), suction opeing (21), LDS533 acid mist concentration detector I are popped one's head in (22), sealing ring (23); Wherein LDS533 acid mist concentration detector I pop one's head in (22) be arranged in suction opeing (21) and survey top, air draft pipe (24) is connected with suction opeing (21) by sealing ring (23), and fiberglass air exhauster I (20) is arranged on air draft pipe (24);
Described purifying column (18) comprises air draft pipe (24), corrosion-resistant shell (25), tower top (26), sealing bolt (27), Non-return air valve (28), charge pipe (29), neutralization pipe (30), steam vent (31), neutralizer (32), demarcation strip (33), blow vent (34), demist take off dried layer (35), blast pipe (36), temperature sensor (49), wherein tower top (26) sealing bolt (27) is fixed on corrosion-resistant shell (25) top, corrosion-resistant shell (25) inside is divided into left and right two parts by demarcation strip (33), air draft pipe (24) sealing ring (23) is connected to corrosion-resistant shell (25) inside left, it is inner that Non-return air valve (28) is arranged on air draft pipe (24), charge pipe (29) one end connects charge pump (13), the other end is connected with corrosion-resistant shell (25) left side, the one end be connected with corrosion-resistant shell (25) is not immersed in the neutralizer (32) being arranged in corrosion-resistant shell (25) inside left, some neutralizations pipe (30) are connected with air draft pipe (24) and immerse in neutralizer (32), neutralization pipe (30) there are some steam vents (31), solution concentration detection device (7) is arranged in the neutralizer (32) of corrosion-resistant shell (25) bottom left, temperature sensor (49) is arranged on the top that corrosion-resistant shell (25) left bottom is positioned at solution concentration detection device (7), demarcation strip (33) top has blow vent (34), demist takes off dried layer (35) and is positioned at corrosion-resistant shell (25) inner right side, blast pipe (36) to be arranged on the downside of corrosion-resistant shell (25) external right with sealing ring (23) and to be connected with cabinet shell (37).
3. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: described purifying box (19) comprises cabinet shell (37), U-shaped pipe (38), corrosion-resistant filter screen (39), secondary exhaust pipe (40), LDS533 acid mist concentration detector II are popped one's head in (41), fiberglass air exhauster II (42); Wherein some U-shaped pipes (38) to be arranged in cabinet shell (37) and to be connected with secondary exhaust pipe (40) with blast pipe (36), U-shaped pipe (38) inside is filled with sorbing material, corrosion-resistant filter screen (39) is arranged on the both sides end to end of U-shaped pipe (38), secondary exhaust pipe (40) sealing ring (23) is arranged on cabinet shell (37) rear portion, fiberglass air exhauster II (42) is connected with secondary exhaust pipe (40), LDS533 acid mist concentration detector II pop one's head in (41) be arranged on secondary exhaust pipe (40) inside upper part.
4. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: described solution concentration detection device (7) comprises shell (43), corrosion-resistant conduit (44), resistant material (45), wire (46), circular excitation head (47), annular detection head (48), wherein pumping signal produces circuit (6) and is arranged on shell (43) inside, corrosion-resistant conduit (44) is connected with shell (43), the wire (46) be wrapped on circular excitation head (47) produces circuit (6) through corrosion-resistant conduit (44) and pumping signal and is connected, the wire (46) be wrapped on annular detection head (48) is connected with amplifying circuit (8) through corrosion-resistant conduit (44), resistant material (45) is by circular excitation head (47), annular detection head (48), wire (46) is wrapped in interior and is connected with corrosion-resistant conduit (44), resistant material (45) center drilling, make circular excitation head (47), annular detection head (48), resistant material (45) through.
5. the embedded acid mist purifying device of real-time control according to claim 1, it is characterized in that: described pumping signal produces circuit (6) and comprises integrated function generator ICL8038, EF power integrated amplifier TDA2003, slide rheostat R1, R2 and R5, resistance R3, R4, R6, R7, R8 and R9, electric capacity C1, C2, C3, C4, C5, C6 and C7; The wherein port one of slide rheostat R1 mono-termination integrated function generator ICL8038, the port 2 of another termination VCC, slide rheostat R2 mono-termination ICL8038, another termination VCC; The port 3 of integrated function generator ICL8038 meets VCC; The port 9 of resistance R3 mono-termination integrated function generator ICL8038, another termination VCC; The port 7 of integrated function generator ICL8038 is connected with port 8; The port 4 of electric capacity C1 mono-termination integrated function generator ICL8038, other end ground connection; Port 5 ground connection of integrated function generator ICL8038; The port 6 of resistance R4 mono-termination integrated function generator ICL8038, other end ground connection; The port one 0 of slide rheostat R5 mono-termination integrated function generator ICL8038, other end ground connection, slip termination capacitor C2; Port one "-" pole of another termination EF power integrated amplifier TDA2003 of electric capacity C2, the port 5 of EF power integrated amplifier TDA2003 meets VCC, a termination VCC after electric capacity C3 and C4 parallel connection, other end ground connection; The port 4 of electric capacity C6 mono-termination EF power integrated amplifier TDA2003, the other end is output; Resistance R7 mono-end is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6, the other end ground connection of other end connecting resistance R8, resistance R8; EF power integrated amplifier TDA2003 port 2 is connected on the line of resistance R7 and resistance R8; Resistance R6 mono-end is connected on the line of EF power integrated amplifier TDA2003 port 2, and the other end of another termination capacitor C5, electric capacity C5 is connected on EF power integrated amplifier TDA2003 port 4 with on the line of electric capacity C6; Resistance R9 one end ground connection, another termination capacitor C7, electric capacity C7 connects on the output.
6. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: described amplifying circuit (8) comprises instrument amplifier AD623, slide rheostat R10, electric capacity C8, C9, C10, C11; Wherein the port one of instrument amplifier AD623 connects the annular detection head of solution concentration detection device (7), and slide rheostat R10 one end connects the port 3 of instrument amplifier AD623, and the other end connects the port 8 of instrument amplifier AD623; Port 2 ground connection of instrument amplifier AD623, the port 7 of instrument amplifier AD623 connects+5V power supply; A termination+5V power supply after electric capacity C8 and C9 parallel connection, other end ground connection; The port 4 of instrument amplifier AD623 connects-5V power supply; A termination-5V power supply after electric capacity C10 and C11 parallel connection, other end ground connection; Port 5 ground connection of instrument amplifier AD623, the port 6 of instrument amplifier AD623 is output.
7. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: described holding circuit (9) comprises LF398 sampling holder, input voltage comparator LM311, resistance R11, electric capacity C12, wherein the port one of LF398 is connected with port 6 output of instrument amplifier AD623, and the port 2 of LF398 sampling holder connects+12V power supply, and the port 3 of LF398 sampling holder connects-12V power supply, and the port 7 of LF398 sampling holder is output, port one "+" pole of input voltage comparator LM311 is connected with port 6 output of instrument amplifier AD623, the port 2 of input voltage comparator LM311 is connected with port 7 output of LF398 sampling holder, the port 3 of input voltage comparator LM311 connects+12V power supply, the port 4 of input voltage comparator LM311 connects-12V power supply, port 8 ground connection of input voltage comparator LM311, port 7 output of input voltage comparator LM311 is connected with the port 4 of LF398 sampling holder, resistance R11 mono-end is connected on the line of port 7 output of input voltage comparator LM311 and the port 4 of LF398 sampling holder, another termination+12V power supply, port 5 ground connection of LF398 sampling holder, the port 6 of electric capacity C12 mono-termination LF398 sampling holder, other end ground connection.
8. the embedded acid mist purifying device of real-time control according to claim 1, is characterized in that: analog-digital conversion circuit as described III (10) comprises analog-digital converter ADC0804, resistance R12, electric capacity C13; Wherein DB0 ~ DB8 port of analog-digital converter ADC0804 is connected with one-chip computer module (5) respectively, and VCC port connects power supply,
port,
port, WR port are connected with one-chip computer module (5), electric capacity C13 mono-termination analog-digital converter ADC0804CLK IN port, other end ground connection, the AGND port of analog-digital converter ADC0804 is connected rear ground connection with DGND port, resistance R12 mono-termination CLK R port, other end ground connection, the VIN+ port of analog-digital converter ADC0804 is connected with the port 7 of the LF398 in holding circuit (9), the VIN-port ground connection of analog-digital converter ADC0804;
Described temperature-compensation circuit (11) comprises temperature sensor DS8B20, resistance R13; Wherein the VOC port of temperature sensor DS8B20 connects+5V power supply, DQ port is connected with one-chip computer module (5), resistance R13 mono-termination+5V power supply, the other end is connected on the DQ port of temperature sensor DS8B20 and the line of one-chip computer module (5) port, the GND port ground connection of temperature sensor DS8B20;
Described exhausting circuit for controlling motor (14) comprises relay K 1, NPN type triode T1 and T3, PNP type triode T2, resistance R14, R15, R16, wherein resistance R14 one end is connected with one-chip computer module (5), the other end is connected with NPN type triode T1 base stage, the emitting stage ground connection of NPN type triode T1, NPN type triode T1 colelctor electrode is connected with rated voltage VDC, resistance R15 one end is connected with NPN type triode T1 colelctor electrode, the other end is connected with the base stage of PNP type triode T2, the emitter stage of PNP type triode T2 is connected with rated voltage VDC, PNP type triode T2 colelctor electrode is connected with resistance R16, resistance R16 other end ground connection, the base stage of NPN type triode T3 is connected with the line between PNP type triode T2 colelctor electrode with resistance R16, the grounded emitter of NPN type triode T3, NPN type triode T3 colelctor electrode is connected with relay K 1, the other end of relay K 1 is connected with rated voltage VDC, relay K 1 is by controlling igniting switch S 1 thus start and stop fiberglass air exhauster I (20), fiberglass air exhauster II (42).
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| CN201520078389.1U CN204582938U (en) | 2015-02-04 | 2015-02-04 | A kind of embedded acid mist purifying device of real-time control |
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| CN201520078389.1U CN204582938U (en) | 2015-02-04 | 2015-02-04 | A kind of embedded acid mist purifying device of real-time control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104624040A (en) * | 2015-02-04 | 2015-05-20 | 昆明理工大学 | Embedded real-time controlled acid mist purifying device |
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| CN104624040A (en) * | 2015-02-04 | 2015-05-20 | 昆明理工大学 | Embedded real-time controlled acid mist purifying device |
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