CN203043860U - Intelligent automatic controlled type lime adding device - Google Patents
Intelligent automatic controlled type lime adding device Download PDFInfo
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- CN203043860U CN203043860U CN 201220750776 CN201220750776U CN203043860U CN 203043860 U CN203043860 U CN 203043860U CN 201220750776 CN201220750776 CN 201220750776 CN 201220750776 U CN201220750776 U CN 201220750776U CN 203043860 U CN203043860 U CN 203043860U
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Abstract
The utility model discloses an intelligent automatic controlled type lime adding device comprising a lime material cabin, a dissolving tank, a storage tank, an accurate feeding machine, a spiral conveyor, a centrifugal pump and an adding pump, wherein the material cabin is internally provided with a material level meter and the bottom of the material cabin is connected with a density compensation device, the accurate feeding machine and the spiral conveyor; the tail end of the conveyor is provided with a pneumatic butterfly valve; both the dissolving tank and the storage tank are internally provided with agitators and liquid level meters; dust collectors are arranged at the tops of the material cabin and the dissolving tank; a solution in the dissolving tank is conveyed into the storage tank through the centrifugal pump; the solution in the storage tank is conveyed into a drug adding point through the drug adding pump and a drug adding pipeline is provided with an electric valve; a pH (Potential of Hydrogen) meter is arranged in a reaction tank at the drug adding point; and the system further comprises a programmable logic controller (PLC) and an upper computer; and the PLC collects and controls state amounts of all movable parts. According to the intelligent automatic controlled type lime adding device disclosed by the utility model, the lime adding precision, the flexibility and the efficiency are improved; the intelligent automatic controlled type lime adding device is easy to control; a working environment is improved, the labor intensity is reduced and the operation cost is saved; and a lime adding system can stably operate for long time.
Description
Technical field
The utility model relates to the cleaning treatment system in the fields such as a kind of pickling waste waters, desulfurization and dedusting, relates in particular to a kind of autocontrol lime dosing system.
Background technology
In water treatment and desulfurization and dedusting industry, calcium hydroxide is widely used in the technologies such as acid-base neutralization, lime precipitation.Calcium hydroxide usually is applied in the steel industry wastewater treatment especially as the acid-base neutralization agent of cheapness.Its handling characteristics makes lime add one of crucial mode that becomes environmental protection industry (epi).
Add powders property according to lime the lime addition method is divided into wet method and dry method industrial.The dry method lime metering system is also referred to as constant flow degree of thickening lime metering system, satisfies the variation of system's flow of inlet water and influent quality by metering slaked lime powder amount.Wet method lime metering system is also referred to as decides concentration unsteady flow amount lime metering system, satisfies the variation of system's flow of inlet water and influent quality by metering milk of lime amount.Because the operating environment of dry method is relatively poor, relatively poor to the adaptive capacity of flow and water quality simultaneously, therefore, at present industrial widespread usage be wet type lime dosing method, namely to be placed on bulk cement storage tank stand-by through manually unpacking for packed pulverized limestone, each bulk cement storage tank all is furnished with the density compensation device, drop into calcium hydroxide powder and water in the dissolving tank in proportion, by mixer solution is fully stirred evenly, the solution after the preparation is added to by precision metering pump or screw pump and uses snack made with traditional Chinese medicines, regulates pH.
But, since pulverized limestone to contain insoluble matter impurity many, easily characteristic such as deposition cause lime store, lime adds the adaptability that uniformity reaches water quality and quantity and all has different problems.Specific as follows:
Easily form situations such as segregation, cavity, arch camber or bridge formation when (1) lime stores, cause Flow of Goods and Materials inhomogeneous, feeding system can stop when serious; Discharging opening flow velocity instability causes the flow channel instability simultaneously, and the powder variable density is big during discharging, and the positive displacement feeding machine that is installed in discharging opening was lost efficacy; Under the closely knit stress, the powder that stays of flow region may not go bad or lump; Below the length of barrel bulkhead is installed the material that the material level indicating gage places flow region not, therefore can not correctly indicate bin-level.
(2) because the inhomogeneities of lime powder discharging causes disposing lime solution concentration shakiness, add precision and inefficiency, make system to the adaptability to changes variation of influent quality and the water yield, thereby thereby influenced wastewater treatment and desulfurization and dedusting effect.
(3) at water treatment field, the unbalanced lime that causes that reaches lime solution concentration because of influent quality, water yield fluctuation more greatly adds the realization difficulty automatically, labor strength is big, severe operational environment, and this also makes numerous water factories and other users hang back to adding the lime method all the time.
Just owing to above reason, the lime dosing system of design simple and feasible is the inexorable trend of its development.
The utility model content
At the defective of existing lime dosing system, the utility model provides a kind of intelligent autocontrol lime throwing device.That utilizes that the utility model can improve the automatic dosing system of lime adds precision, flexibility and efficient, easily control, and improve the working environment of workers, reduce labor strength, saved operating cost, make the lime dosing system can long-acting stable operation, and adapt to the variation of influent quality and the water yield.
In order to solve the problems of the technologies described above, the technical scheme that the utility model intelligence autocontrol lime throwing device is achieved is: comprise lime powder feed bin, lime dissolving tank and the lime solution storage pool arranged successively; Be provided with level-sensing device in the described lime powder feed bin, the bottom of described lime powder feed bin is provided with the density compensation device, and the discharging opening place of described lime powder feed bin is provided with accurate batcher; The rear pipeline of described auger conveyor is provided with Pneumatic butterfly valve, and the keying of described Pneumatic butterfly valve is by a solenoid control; Be provided with agitator and liquid level gauge respectively in described lime dissolving tank and the lime solution storage pool, the top of described lime powder feed bin and described lime dissolving tank is provided with deduster respectively; Described lime dissolving tank is connected with inlet pipeline, and described inlet pipeline is provided with the water distribution motor-driven valve; Pipeline between described lime dissolving tank and the described lime solution storage pool is provided with centrifugal pump and motor-driven valve, the discharge gate of described lime solution storage pool is connected to a chemicals feed pump by pipeline, on the described chemicals feed pump frequency converter is set, described chemicals feed pump is connected to the dispensing point by administration line set, and described administration line set is provided with motor-driven valve; Be provided with pH meter in the reaction tank at described dispensing point place; Also comprise programmable logic controller (PLC) PLC and the host computer that is attached thereto, described host computer is used for monitoring in real time, and described programmable logic controller (PLC) PLC carries out data acquisition and control to the quantity of state of above-mentioned all moving parts.
Compared with prior art, the beneficial effects of the utility model are:
The utility model effectively prevents the generation of lime arch camber or bridge formation, guaranteed that discharging is smooth and easy, material density is even, improved precision and the efficient of lime dosing system, saved operating cost, the shortcoming to water quality and quantity adaptive capacity difference that has weakened simultaneously and caused because powder is inhomogeneous, improved the working environment of workers, reduce labour intensity, realized intelligent automatic control, reduced the requirement to workman's technical merit.This utility model is applicable to water treatment and desulfurization and dedusting field, is easy to realize, application and promoted extension are big, have realized totally-enclosed intelligent automatic control, improves the economic benefit of system's running.
Description of drawings
Fig. 1 (a) is the schematic diagram that forms the hole form in the feed bin;
Fig. 1 (b) is the schematic diagram that forms the bridge formation form in the feed bin;
Fig. 1 (c) is the schematic diagram that forms the segregation form in the feed bin;
Fig. 1 (d) forms in the feed bin to adhere to the schematic diagram of form;
Fig. 2 (a) is form schematic diagram in the normal condition blanking bin;
Fig. 2 (b) is form schematic diagram in the state blanking bin of vibration back;
Fig. 2 (c) is the interior form schematic diagram of state blanking bin after the fluidisation;
Fig. 3 is the utility model intelligence autocontrol lime throwing device structural representation;
Fig. 4 is the utility model intelligence autocontrol lime throwing device process chart.
Among the figure: 1-pulse dust collector, 2-lime powder feed bin; 3-density compensation device; The accurate batcher of 4-; The 5-auger conveyor; The 6-water dust scrubber, 7-lime dissolving tank; The 8-centrifugal pump, 9-agitator, 10-lime solution storage pool, 11-chemicals feed pump.
The specific embodiment
Below in conjunction with the specific embodiment the utility model is done to describe in further detail.
As shown in Figure 3, a kind of intelligent autocontrol lime throwing device of the utility model comprises lime powder feed bin 2, lime dissolving tank 7 and the lime solution storage pool 10 arranged successively; Be provided with level-sensing device in the described lime powder feed bin 2, the bottom of described lime powder feed bin 2 is provided with density compensation device 3, and described density compensation device comprises air purging device and oscillator; The discharging opening place of described lime powder feed bin 2 is provided with accurate batcher 4; The rear pipeline of described auger conveyor is provided with Pneumatic butterfly valve, and the keying of described Pneumatic butterfly valve is by a solenoid control; Be provided with agitator 9 and liquid level gauge respectively in described lime dissolving tank 7 and the lime solution storage pool 10, the top of described lime powder feed bin 2 and described lime dissolving tank 7 is provided with deduster respectively, the deduster at described lime powder feed bin 2 tops adopts pulse dust collector, and the deduster at described lime dissolving tank 7 tops adopts water dust scrubber.Described lime dissolving tank is connected with inlet pipeline, and described inlet pipeline is provided with the water distribution motor-driven valve; Pipeline between described lime dissolving tank 7 and the described lime solution storage pool 10 is provided with centrifugal pump 8 and motor-driven valve, and the discharge gate of described lime solution storage pool 10 is connected to a chemicals feed pump 11 by pipeline; On the described chemicals feed pump 11 frequency converter is set, described chemicals feed pump 11 is connected to the dispensing point by administration line set, and described administration line set is provided with motor-driven valve; Be provided with pH meter in the reaction tank at described dispensing point place; Described liquid level gauge adopts ultrasonic level gage; Also comprise programmable logic controller (PLC) PLC and the host computer that is attached thereto, described host computer is used for monitoring in real time, and the monitor staff can send instruction to PLC as the case may be; As shown in Figure 4, described level-sensing device, precisely the motor-driven valve on the motor-driven valve on the pipeline between the water distribution motor-driven valve on batcher 4, density compensation device 3, Pneumatic butterfly valve and magnetic valve, agitator 9, liquid level gauge, the inlet pipeline, deduster, centrifugal pump 8, described lime dissolving tank 7 and the described lime solution storage pool 10, chemicals feed pump 11, frequency converter, the administration line set all is connected with described programmable logic controller (PLC) PLC with pH meter, and described programmable logic controller (PLC) PLC carries out data acquisition and control to the quantity of state of above-mentioned all moving parts.Particularly point out, the PLC that among Fig. 4 draw in both sides is actual to be same PLC, just in order more clearly to show wire frame and the line among the figure, so the symmetry as far as possible of view picture diagram plots.
As shown in Figure 4, utilize the process of the utility model intelligence autocontrol lime throwing device to be:
Level-sensing device in the lime powder feed bin detects the powder material level in this feed bin, and the powder material level fed back to programmable logic controller (PLC) PLC, when the powder material level reached low material level, PLC made warning, and prompting replenishes charging, the deduster at unlatching lime powder bed of material top in charging;
The low liquid level that the preparation signal of lime dissolving tank is sensed by liquid level gauge in the lime dissolving tank triggers, the water distribution motor-driven valve that PLC provides instruction unlatching running water or middle water supplies water in the lime dissolving tank, when the liquid level of sensing when liquid level gauge in the lime dissolving tank is high liquid level, the water distribution motor-driven valve is closed in PLC control, treat liquid level arrive in during liquid level PLC provide instruction and open the magnetic valve that the control Pneumatic butterfly valve opens and closes, after Pneumatic butterfly valve is opened 5s, open auger conveyor, auger conveyor is opened accurate batcher after opening 60s, triggers the density compensation device simultaneously, wherein, air purge is per minute 2-4 time, each 1-2s, oscillator per minute 2-3 time, each 5-10s; When accurate batcher stops charging, close the density compensation device; PLC provides the deduster that lime dissolving tank top is opened in instruction when advancing powder; The time of delivery of PLC control auger conveyor is:
T=V·m÷ρ÷Q
In the formula, the volume V of lime solution storage pool, unit: m
3The conveying capacity Q of auger conveyor, unit: m
3/ h; The density p of lime powder, unit: kg/m
3The compound concentration m of lime solution, unit: %;
When the liquid level of sensing when the liquid level gauge in the lime solution storage pool reached low liquid level, PLC provided instruction and opens agitator in this lime solution storage pool and 24h running; The liquid level of sensing when the liquid level gauge in the lime solution storage pool is that liquid level is when low, centrifugal pump is opened in PLC control, when liquid level that the liquid level gauge in the lime dissolving tank is sensed is in the operation that all stops centrifugal pump when liquid level gauge is sensed in low liquid level or the lime solution storage pool liquid level is high liquid level;
When the detected pH value of pH meter in the reaction tank at dispensing point place is lower than 8, PLC opens the motor-driven valve on the administration line set, and behind 30s, open chemicals feed pump, when the pH value of liquid in the reaction tank at dispensing point place approaches setting value, reduce the frequency of the frequency converter that is connected with chemicals feed pump, pH=8.5 ~ 9 of liquid o'clock in the reaction tank at dispensing point place, PLC control lime throwing device stops automatically;
When the liquid level in the lime solution storage pool was lower than liquid level, PLC control chemicals feed pump shut down.
The utility model adds a little to being added to that whole process is totally-enclosed from advancing the lime powder, in the place that is prone to airborne dust deduster is set all simultaneously, utilize simultaneously PLC intelligence control system powder configuration, carry and add process, guaranteed the stability of system.
Be described in further detail at each functional unit of the utility model below.
(1) storage of lime powder
Lime is stored in the lime powder feed bin standby.Powder is subjected to the effect of adhesive force and frictional force in lime powder feed bin, can produce holding power upwards at a certain bed of material, the downward force that produces when the pressure with the top material reaches balance, following convenient formation static balance at this bed of material, cause discharge to interrupt, the feed bin powder takes place to be stopped up, the hole form of concrete form such as Fig. 1 (a), the bridge formation form of Fig. 1 (b), the segregation form of Fig. 1 (c) and Fig. 1 (d) adhere to form, the charging basket of the lime powder feed bin in the utility model has adopted ZL201020676425.1 bulk flow lime silo structure, as shown in Figure 3, it is fixed and be arranged on the silo expanding section of silo body lower end that its primary structure is arranged on the silo of silo body upper end, be connected with the feed pipe with the silo body internal communication on the silo top, the silo changeover portion hopper of silo expanding section lower end, silo changeover portion hopper are eccentric discharging bucket shape shape.The feed bin of this structure has reduced the probability that the lime powder stops up in feed bin, avoided forming the undesirable condition shown in Fig. 1 (a), Fig. 1 (b), Fig. 1 (c) and Fig. 1 (d).The lime tank car utilizes air blast that the lime material is sent in the lime powder feed bin by feed pipe, starts the deduster at its top in the time of charging, eliminates because the lime dust that charging produces pollutes.Behind the certain hour, the lime material is full of the silo body of lime powder feed bin, flows in the silo expanding section and silo changeover portion hopper of its lower end naturally.
(2) feed of lime powder and conveying
The utility model has been taken all factors into consideration the application of oscillator device and fluidizing equipment, utilizes characteristics separately to remedy each other, guarantees that lime powder density evenly reaches the stable of throwing device.Generally speaking, it is not each all feasible utilizing the powder self gravitation that powder is carried out discharging and feed, therefore, need configuration feeder apparatus such as plant equipment, vibratory equipment or fluidizing equipment, realize normal discharging and feed, Fig. 2 (a) is the form in the normal condition blanking bin, the form in the state blanking bin of Fig. 2 (b) vibration back, and Fig. 2 (c) is the form in the state blanking bin after the fluidisation.At present, the normal measure of adopting is methods such as rotating machinery scraping blade, oscillator or pneumatic hammer both at home and abroad.The bulk flow lime silo structure that adopts in the utility model has solved independent employing oscillator lime powder and can compress gradually, cause problems such as powder density unevenness, fluidizers such as employing pneumatic hammer have also been solved simultaneously, powder can be loose along air fluidisation direction, cause the powder density unevenness even, and air is introduced moisture and is caused feed bin sodalime powder to harden to the storehouse and problem such as sex change.
When needs lime feed and conveying, start accurate batcher and auger conveyor.Precisely the effect of batcher is to guarantee the lime powder that adds evenly and powder amount accurate.Be delivered in the lime dissolving tank by auger conveyor through the powder after the homogenising, the Pneumatic butterfly valve that arranges at auger conveyor rear pipeline, after finishing, the powder conveying closes automatically, prevent because the hydrone in the lime dissolving tank enters into auger conveyor, and can cause the harden generation of induction system collapse situation of lime.When the powder conveying operations, open flow-aid device and oscillator according to actual conditions, destroy established compression arch or build bridge the evenly outflow smoothly of assurance lime material.Whole flow process totally enclosed type under PLC control is carried out, and flies upward the problem of environmental pollution that brings thereby solved lime powder.
(3) configuration of lime powder with add
Be provided with agitator in lime dissolving tank and the lime solution storage pool, supersonic liquid level is taken into account water dust scrubber.Liquid level signal is set up high, medium and low position third gear.During open system, dissolving tank is empty first, and system starts liquid mixing system automatically and carries out dosing, namely opens the water distribution motor-driven valve dosing on the lime dissolving tank inlet pipeline, and when the dosing liquid level reached low level, turn on agitator stirred automatically; When reaching meta, liquid level opens the lime powder delivery system, automatic powder feeding, and powder sending quantity can be controlled by the powder time of delivery, is finished by the PLC program, and the powder conveying starts water dust scrubber simultaneously and carries out dedusting.When liquid level attains to a high place, automatically stop water distribution and powder feeding, agitator is then proceeded to stir, and is stirred to behind the setting-up time (this time can be set and revise by computer) and starts centrifugal pump and will prepare solution and be delivered to the solution storage pool, and the lime solution configuration concentration is not higher than 5% in the utility model.In the solution storage pool liquid level gauge is set, when solution reaches high liquid level in the pond, the centrifugal pump pump trip.Solution is opened the lime chemicals feed pump automatically according to the subsequent technique demand in the storage pool, and the solution dosage is finished automatic control by pH meter in the subsequent reactions pond, and the lime solution induction system stops automatically when pH reaches 8.5 ~ 9 in the reaction tank.
Test examples:
Select for use from steel and iron industry cold-drawn pickling waste waters and handle engineering, waste water is mainly derived from the pickling workshop, comprises cleaning waste water behind the hydrochloride derusting and the cleaning waste water after the phosphatization, and pollutant is mainly iron ion, pH and CODCr etc.Wastewater flow Q=7200m wherein
3/ d, pH≤2, iron concentration is not higher than 500mg/L.
Design parameter:
The design pressure of lime powder feed bin is normal pressure, design temperature t=-10 ~ 35 ℃, and feed bin is the height H=10.2m of section vertically, inner diameter D=4.795m, the height H of expanding section
1=2.5m, the height H of changeover portion hopper
2=1.5m, semiapex angle θ=25 of changeover portion °; Powder is white lime, filling coefficient gamma=0.85 of feed bin; Bulk density ρ=0.5kg/m
3, the conveying capacity of lime powder is 20 ~ 30m
3/ h.The specification of lime dissolving tank is 4m * 3m * 2.5m, and the specification of lime solution storage pool is 9m * 3m * 2.5m.Agitator all is set in each pond.The lime solution that the lime dissolving tank configures is delivered in the lime solution storage pool by centrifugal pump, the flow Q=100m of conveying
3/ h, lift H=5m.In order to prevent that the impurity in the solution from stopping up chemicals feed pump, the chemicals feed pump in this example adopts screw pump, its flow Q=10-20m
3/ h, this screw pump arranges converter plant, according to the signal controlling conveying capacity of subsequent reactions pond with the pH meter feedback of snack made with traditional Chinese medicines.
Lime adds process:
The lime tank car utilizes air blast that the lime material is sent in the lime powder feed bin by feed pipe, starts deduster in the time of charging, eliminates because the lime dust that charging produces pollutes.Behind the certain hour, level-sensing device detects the lime material and has been full of silo body, flows in the silo hopper naturally.When the powder conveying operations, open flow-aid device and oscillator according to actual conditions, destroy established compression arch or build bridge the evenly outflow smoothly of assurance lime material.Whole flow process is totally enclosed type, flies upward the problem of environmental pollution that brings thereby solved lime powder.
The preparation signal of lime dissolving tank is triggered by the low liquid level of liquid level gauge in the lime dissolving tank, at this moment, PLC provides the water distribution motor-driven valve that instruction opens on the inlet pipeline of running water or middle water and supplies water in the lime dissolving tank, but when liquid level was high liquid level in this pond, the water distribution motor-driven valve was closed in PLC control.Treat liquid level arrive in during liquid level PLC provide instruction and open the magnetic valve that the control Pneumatic butterfly valve opens and closes, the Pneumatic butterfly valve that is positioned at the auger conveyor rear is opened the unlatching of 5s rear screw conveyer, open accurate batcher behind the 60s, trigger the density compensation device simultaneously, the density compensation device comprises air purge and oscillator, and air purge is per minute 2-4 time, each 1-2s, oscillator per minute 2-3 time, each 5-10s.Close the density compensation device when precisely batcher stops charging.The PLC control system provides the water dust scrubber that dissolving tank is opened in instruction when advancing powder, prevents airborne dust.The time of delivery of design conveying worm is 10min in this example, and configuration lime concentration is 3%-5% in the solution pool.
In dissolving tank and the storage pool agitator is set, PLC provides instruction turn on agitator and 24h running when liquid level in the pond reaches low liquid level, and agitator is used in the even pond solution and prevents that solute precipitates in the solution.The unlatching of centrifugal pump when liquid level in the storage pool is low, is opened centrifugal pump by liquid level gauge signal triggering in the dissolving tank, all stops the operation of centrifugal pump when being in high liquid level in liquid level in the solution pool is in low liquid level or storage pool.The signal that adds of lime is triggered by the pH meter of reaction tank (dispensing point), pH in the reaction tank (dispensing point) is lower than at 8 o'clock and starts the administration line set motor-driven valve, PLC provides the instruction back and opens chemicals feed pump behind the 30s, frequency converter is set on the chemicals feed pump is used for regulating the conveying dose, when liquid pH value in the reaction tank (dispensing point) approaches setting value, frequency converter reduces frequency, reduces the lime solution conveying capacity with this, and a some lime solution induction system stops automatically until reaction tank (dispensing point) pH=8.5 ~ 9.Chemicals feed pump shuts down when the liquid level in the storage pool is lower than liquid level.
The effect of pickling waste waters neutralisation treatment:
Neutralisation treatment effect such as the table 1 of this example.
In table 1 pickling waste waters and the water quality contrast table of front and back
PH value stabilization behind the neutralization precipitation has guaranteed the neutralization reaction treatment effeciency.The utility model intelligence autocontrol lime throwing device has improved the stability that lime adds, and has guaranteed the reliability that reaction is finished, and has improved workman's operating environment simultaneously, has reduced labor strength, saves powder simultaneously, has reduced operating cost.
Although be described in conjunction with the utility model of figure above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; under the situation that does not break away from the utility model aim, can also make a lot of distortion, these all belong within the protection of the present utility model.
Claims (4)
1. an intelligent autocontrol lime throwing device comprises lime powder feed bin (2), lime dissolving tank (7) and the lime solution storage pool (10) arranged successively; It is characterized in that:
Be provided with level-sensing device in the described lime powder feed bin (2), the bottom of described lime powder feed bin (2) is provided with density compensation device (3), and the discharging opening place of described lime powder feed bin (2) is provided with accurate batcher (4);
The rear pipeline of described auger conveyor is provided with Pneumatic butterfly valve, and the keying of described Pneumatic butterfly valve is by a solenoid control;
Be provided with agitator (9) and liquid level gauge respectively in described lime dissolving tank (7) and the lime solution storage pool (10), the top of described lime powder feed bin (2) and described lime dissolving tank (7) is provided with deduster respectively;
Described lime dissolving tank is connected with inlet pipeline, and described inlet pipeline is provided with the water distribution motor-driven valve;
Pipeline between described lime dissolving tank (7) and the described lime solution storage pool (10) is provided with centrifugal pump (8) and motor-driven valve, the discharge gate of described lime solution storage pool (10) is connected to a chemicals feed pump (11) by pipeline, described chemicals feed pump arranges frequency converter on (11), described chemicals feed pump (11) is connected to the dispensing point by administration line set, and described administration line set is provided with motor-driven valve;
Be provided with pH meter in the reaction tank at described dispensing point place;
Also comprise programmable logic controller (PLC) PLC and the host computer that is attached thereto, described host computer is used for monitoring in real time, and described programmable logic controller (PLC) PLC carries out data acquisition and control to the quantity of state of above-mentioned all moving parts.
2. according to the described intelligent autocontrol lime throwing device of claim 1, it is characterized in that: the deduster at described lime powder feed bin (2) top adopts pulse dust collector, and the deduster at described lime dissolving tank (7) top adopts water dust scrubber.
3. according to the described intelligent autocontrol lime throwing device of claim 2, it is characterized in that: described liquid level gauge adopts ultrasonic level gage.
4. according to the described intelligent autocontrol lime throwing device of claim 1, it is characterized in that: described level-sensing device, precisely the motor-driven valve on the motor-driven valve on the pipeline between the water distribution motor-driven valve on batcher (4), density compensation device (3), Pneumatic butterfly valve and magnetic valve, agitator (9), liquid level gauge, the inlet pipeline, deduster, centrifugal pump (8), described lime dissolving tank (7) and the described lime solution storage pool (10), chemicals feed pump (11), frequency converter, the administration line set all is connected with described programmable logic controller (PLC) PLC with pH meter.
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| CN 201220750776 CN203043860U (en) | 2012-12-31 | 2012-12-31 | Intelligent automatic controlled type lime adding device |
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|---|---|---|---|
| CN 201220750776 CN203043860U (en) | 2012-12-31 | 2012-12-31 | Intelligent automatic controlled type lime adding device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055757A (en) * | 2012-12-31 | 2013-04-24 | 天津市环境保护科学研究院 | Smart autocontrol lime addition device and addition method thereof |
| CN104759342A (en) * | 2014-01-07 | 2015-07-08 | 蓝鹏 | Automatically adjusted tailing comprehensive treatment system and treatment method |
| CN106140023A (en) * | 2016-08-30 | 2016-11-23 | 宜兴市中发水处理环保设备有限公司 | A kind of lime throwing device |
| CN109092089A (en) * | 2018-09-30 | 2018-12-28 | 鄂尔多斯市君正能源化工有限公司 | It is a kind of synthesis paste resin emulsifier automatically configure device and method |
| CN110467249A (en) * | 2019-08-13 | 2019-11-19 | 山西太钢不锈钢股份有限公司 | Pickling water ph value controlled system with self-regulation and control method |
| CN112624295A (en) * | 2021-01-18 | 2021-04-09 | 贵州东峰锑业股份有限公司 | Control system for automatically adjusting pH in wastewater treatment process |
| CN113713641A (en) * | 2021-09-15 | 2021-11-30 | 合肥楚航环保设备有限公司 | Intelligent self-control type lime feeding device |
-
2012
- 2012-12-31 CN CN 201220750776 patent/CN203043860U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055757A (en) * | 2012-12-31 | 2013-04-24 | 天津市环境保护科学研究院 | Smart autocontrol lime addition device and addition method thereof |
| CN103055757B (en) * | 2012-12-31 | 2014-09-17 | 天津市环境保护科学研究院 | Smart autocontrol lime addition device and addition method thereof |
| CN104759342A (en) * | 2014-01-07 | 2015-07-08 | 蓝鹏 | Automatically adjusted tailing comprehensive treatment system and treatment method |
| CN106140023A (en) * | 2016-08-30 | 2016-11-23 | 宜兴市中发水处理环保设备有限公司 | A kind of lime throwing device |
| CN109092089A (en) * | 2018-09-30 | 2018-12-28 | 鄂尔多斯市君正能源化工有限公司 | It is a kind of synthesis paste resin emulsifier automatically configure device and method |
| CN110467249A (en) * | 2019-08-13 | 2019-11-19 | 山西太钢不锈钢股份有限公司 | Pickling water ph value controlled system with self-regulation and control method |
| CN112624295A (en) * | 2021-01-18 | 2021-04-09 | 贵州东峰锑业股份有限公司 | Control system for automatically adjusting pH in wastewater treatment process |
| CN113713641A (en) * | 2021-09-15 | 2021-11-30 | 合肥楚航环保设备有限公司 | Intelligent self-control type lime feeding device |
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Granted publication date: 20130710 Termination date: 20131231 |