CN103979776A - Dewatering agent mixing device suitable for sludge rapid dewatering system - Google Patents
Dewatering agent mixing device suitable for sludge rapid dewatering system Download PDFInfo
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- CN103979776A CN103979776A CN201310302303.4A CN201310302303A CN103979776A CN 103979776 A CN103979776 A CN 103979776A CN 201310302303 A CN201310302303 A CN 201310302303A CN 103979776 A CN103979776 A CN 103979776A
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 174
- 238000002156 mixing Methods 0.000 title claims abstract description 82
- 239000010802 sludge Substances 0.000 title claims abstract description 30
- 239000003814 drug Substances 0.000 claims abstract description 56
- 238000003756 stirring Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229940079593 drug Drugs 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims description 26
- 238000011068 loading method Methods 0.000 claims description 22
- 230000018044 dehydration Effects 0.000 claims description 18
- 238000006297 dehydration reaction Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 9
- 239000013505 freshwater Substances 0.000 claims description 6
- 239000011553 magnetic fluid Substances 0.000 claims description 6
- 206010044565 Tremor Diseases 0.000 claims description 4
- 230000004907 flux Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000005189 flocculation Methods 0.000 description 35
- 230000016615 flocculation Effects 0.000 description 35
- 239000002002 slurry Substances 0.000 description 9
- 238000012545 processing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000013019 agitation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The invention relates to a dewatering agent mixing device suitable for a sludge rapid dewatering system. The device comprises a clean water conveying unit, a dewatering agent addition unit and a dewatering agent mixing unit. The rotation speed and displacement of a screw pump are set according to the preset amount of a control device, and screw pump adds a preset amount of the powdered dewatering agent into the dewatering agent mixing unit. The dewatering agent mixing unit is a three-box overflow type mixing box; the three boxes are connected in an overflow mode; and the dewatering agent mixing unit comprises a drug mixing box, a stirring box and a drug output box, which are connected successively, wherein the drug mixing box is connected with the clean water conveying unit and the dewatering agent addition unit, and dissolves the powdery dewatering agent in clean water; and the drug output box and the drug mixing box are communicated at the lower end, and the drug output box and the stirring box are communicated at the upper end. The dewatering agent mixing device provided by the invention adopts a three-box overflow way to guarantee the stirring and continuous output of the dewatering agent.
Description
Technical field
The present invention relates to a kind of dewatering agent mixing device, relate in particular to the dewatering agent mixing device that a kind of tool is applicable to sludge rapid dewatering system.
Background technology
Existing dewatering system can be realized sludge dewatering and solidifying is processed, and in the mud gathering, adds a certain amount of solidifying agent, a kind of construction technology of blowing filling sludge ground-making and device thereof, and device comprises the paving system B of solidification treatment system A and improvement mud.This A comprises: the device such as pump is taken out, foreign material sieve removes, solidifying agent bin stock, solidifying agent conveying, compressed air delivery and the conveying of mixing mud mix.This B comprises: connect pipeline section, flexible pipe or rotary conveyor and carrying and running gear.Its construction process is: 1. by mud mud hydraulic reclamation to hydraulic reclamation region or settling tank, through precipitation, form the accumulation horizon of dense thick mud mud; 2. with pump picking device, extract dense thick mud mud, simultaneously to dense thick mud slurry transportation solidifying agent, before pump or after pump, in pipeline, dense thick mud mud and solidifying agent are mixed to form to mixing mud; 3. mixing mud is delivered in mix e Foerderanlage, forms improvement mud; 4. will improve mud output, by connecting pipeline section, be delivered to paving system B; 5. paving system B will improve mud and lay to appointed thickness.
This patent Chinese medicine enters to fail accurately to control in real time, and the medicament adding and work output thereof are difficult to control in real time and adjust, and output stability is difficult to guarantee.
In view of above-mentioned defect, creator of the present invention has obtained this creation finally through long research and practice.
Summary of the invention
The object of the present invention is to provide a kind of dewatering agent mixing device that is applicable to sludge rapid dewatering system, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the invention provides a kind of dewatering agent mixing device that is applicable to sludge rapid dewatering system, it comprises that a clear water supply unit, a dewatering agent add unit and a dewatering agent agitating unit, wherein,
Described clear water supply unit, it comprises a fresh water pump, the rotating speed of described fresh water pump and discharge capacity are determined according to the predetermined amount of a control device of described rapid dehydration of sludge cure system, and the clear water of predetermined amount is added in described dewatering agent agitating unit;
Described dewatering agent adds unit, and it comprises a spiral pump, and rotating speed and the discharge capacity of described spiral pump are determined according to the predetermined amount of described control device, and its powdery dewatering agent by predetermined amount adds in described dewatering agent mix unit;
Described dewatering agent mix unit, its agitator tank that is one or three casees overflow types, adopts overflow mode to connect in turn between three casees, and it comprises a medicament blending bin, an agitator tank and the medicament delivery casing connecting in turn; Wherein, described medicament blending bin adds unit to be connected with described clear water supply unit, dewatering agent, and it dissolves described powdery dewatering agent in clear water; Described agitator tank is communicated with in lower end with described medicament blending bin, and described medicament delivery casing and described agitator tank are communicated with in upper end.
Preferably, in described each agitator tank, be provided with a whipping appts, in order to dewatering agent is stirred, described whipping appts comprises a stirring drive-motor, an agitator arm and an agitating vane, wherein,
Described stirring drive-motor, it is arranged on the upper end of described each casing, and its rotating speed is preset by described control device;
Described agitator arm, it is connected with described stirring drive-motor output shaft, is provided with agitating vane described at least one on it.
Preferably, described dewatering agent add unit also comprise a loading hopper, a spiral tremble sieve and a drug feeding pipeline, wherein,
In described loading hopper, be contained with powdery dewatering agent, on described loading hopper, be provided with an agitator motor, in order to drive the powdery dewatering agent in loading hopper to stir;
Described spiral is trembled sieve and is arranged on the lower end of described loading hopper, and the powdery dewatering agent flowing out from the described loading hopper described spiral of flowing through is trembled sieve and entered in described spiral pump;
In described drug feeding pipeline, be provided with described spiral pump, its end is connected with described medicament blending bin, and powdery dewatering agent is entered in it.
Preferably, described dewatering agent mixing device is arranged on a pipeline, mud flows in described dewatering agent mixing device from this pipeline, on pipeline before described dewatering agent mixing device, be provided with one second under meter and a densitometer, measure respectively flow and the concentration that flows into the mud in described dewatering agent mixing device.
Preferably, in described medicament blending bin, be provided with a water-in, use the clear water for described clear water input block output to enter in it; On described medicament delivery casing, be provided with an outlet, in order to output stir all and medicament.
Preferably, on described medicament delivery casing, be also provided with a magnetic fluid level gauge, when the liquid level in casing drops to default liquid level, described magnetic fluid level gauge meeting alarm, and notify described control device.
Preferably, be provided with a dosing pump on the pipeline of the exit end of described medicament delivery casing, the rotating speed of described dosing pump and discharge capacity are set in real time by described control device, described dosing pump by stir all and dewatering agent enter in described pipeline.
Preferably, described dewatering agent adds unit also to comprise a manual dosing valve, and described manual dosing valve is arranged on described spiral pump and spiral is trembled between sieve, according to the rotating speed of the spiral pump of real-time setting, manually controls the dewatering agent output of described loading hopper.
Preferably, described control device is according to the measuring flow of one second under meter arranging on the pipeline before described dewatering agent mixing device and a densitometer and add-on that concentration is set described dewatering agent.
Preferably, described control device is determined the add-on of dewatering agent according to the following equation,
Q
de-=Q
2* n
In formula, Q
de-the add-on that represents per minute dewatering agent, Q
2the flux values that represents the mud per minute that described the second flow measurement obtains, n represents the rotating speed of the spiral pump in described dewatering agent mixing device;
Wherein, the rotation speed n of described spiral pump is calculated according to following formula, and n represents that the default dewatering agent of described control device adds concentration;
Wherein, set dewatering agent adds concentration n to calculate according to following formula,
n＝0.6×β+0.6
In formula, β represents the ducted concentration of hydraulic mixture that described densitometer records.
Beneficial effect of the present invention is compared with the prior art: the present invention is applicable to the dewatering agent mixing device of sludge rapid dewatering system, adopt the mode of three casees overflows to stir dewatering agent, its Chinese medicine blending bin, in order to complete the preliminarily solubilised that adds pulvis, described agitator tank, in order to complete the storage of medicament and fully to dissolve, described medicament delivery casing, in order to complete the output of pulvis solution; The use of three casees overflow whipping apptss, both can guarantee that pulvis fully dissolved, and can store solvent again, realized solvent continuously, interrupted output is used; The clear water supply unit of described dewatering agent whipping appts, dewatering agent add unit and dewatering agent agitating unit controlled by same control device, described control device is according to real-time mud flow rate and concentration information, determine the add-on of dewatering agent, guarantee that dewatering agent stirs according to default amount and mud, export satisfactory mud; Guarantee simultaneously whole dehydrating and curing process carry out in order operate with streamlined; Dewatering agent adds and in unit, spiral pump is set and spiral is trembled sieve, has further guaranteed stirring of dewatering agent.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of rapid dehydration of sludge cure system of the present invention;
Fig. 2 be rapid dehydration of sludge cure system of the present invention flocculation agent mixing device face structural representation;
Fig. 3 is the structural representation that the dewatering agent of rapid dehydration of sludge cure system of the present invention adds unit;
Fig. 4 is the structural representation of the dewatering agent agitating unit of rapid dehydration of sludge cure system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, to the present invention is above-mentioned, be described in more detail with other technical characterictic and advantage.
In the present invention, sludge dewatering and solidifying system mainly comprises flocculation agent mixing device and dewatering agent mixing device, and dewatering agent mixing device wherein stirs in order to Powdered dewatering agent is added to water.
Refer to shown in Fig. 1, it is for the one-piece construction schematic diagram of rapid dehydration of sludge cure system of the present invention, this system comprises gets slurry slush pump 1, one flocculation agent mixing device 3, one dewatering agent mixing device 6, one control device and a pipeline 5, wherein, the described slurry slush pump 1 of getting, be used for extracting natural mud, the flow of described the first slush pump 1 is determined according to the performance of integral device, it inputs in described pipeline 2 after extracting natural mud, in the present invention, mud is by described pipeline 2 and mud is carried out to mix within it, the diameter of described pipeline 2 is determined according to output demand and the supporting capacity of equipment.
The described slurry slush pump 1 of getting extracts after natural mud, mud is transferred in described pipeline 2, after described first flow meter 51, enter described flocculation agent mixing device 3, 51 pairs of described first flow meters enter the mud flow rate of described flocculation agent mixing device 3 and measure and this flow information is transferred to described control device, described under meter 51 is arranged on before the entrance of described flocculation agent mixing device 3, and when described mud flows into described flocculation agent mixing device 3, described control device can be according to the corresponding rotating speed of the screw rod transmission unit 4 in the add-on of the good flocculation agent of this flow set and flocculation agent mixing device 3, therefore the duct length between described first flow meter 51 and flocculation agent mixing device 3 is determined according to the flow velocity of this mud.
Refer to shown in Fig. 2, it is the flocculation agent mixing device of rapid dehydration of sludge cure system of the present invention faces structural representation, in the present invention, this flocculation agent mixing device comprises a screw rod transmission unit 4, one twin-tub overflow unit and one second slush pump 52, wherein, described screw rod transmission unit 4 comprises a flocculation agent case 42, one drive-motor 43 and a screw rod 41, in the present embodiment, described flocculation agent case 42 is placed with flocculation agent, described drive-motor 43 is controlled by described control device 4, described screw rod 41 is carried flocculation agent according to default flow under the driving of described drive-motor 43 in described twin-tub overflow unit.
Described twin-tub overflow unit comprises two agitation vats, be respectively a flocculation agent mix bucket 31 and and stir conveying barrel 32, described flocculation agent mix bucket 31, it receives from an import mud flowing into described pipeline 2, flocculation agent from another import input preset flow rate, under the turning effort of impeller, the mud of mixing and flocculation agent are stirred within it, described impeller is arranged on and rotates on pump shaft, driven by a rotation pump.Described stirring conveying barrel 32 adopts overflow mode to be connected with described flocculation agent mix bucket 31, two barrels of upper ends communicate, mud liquid can unrestricted flow, when the liquid level of described stirring conveying barrel 32 is during lower than the liquid level of described flocculation agent mix bucket 31, slurries in described flocculation agent mix bucket 31 will automatic overflow to described stirring conveying barrel 32, guarantee that described stirring conveying barrel 32 can continue output.
Adopt the mode of overflow to connect two agitation vats, not only increased the mix and blend time of mud and flocculation agent, make the more even of slurries mixing, and, the automatic control of slurries can be guaranteed.
Described stirring conveying barrel 32 transfers to the slurries that stir in described pipeline 2, is provided with described the second slush pump 52 on the pipeline 2 in this outlet, and the flow of its output mud is determined according to the predetermined amount of described control device.
In above-mentioned flocculation agent mixing device 3, the flow of mud and flocculation agent is driven and the equipment controlled is controlled by described control device all.
In the present invention, described control device is integrated in a PLC housing 8, and described control device comprises a processing unit, a detecting unit and a motor unit, and wherein, described processing unit is a treater, and it can be a PLC treater; In described flocculation agent mixing device 3, the add-on of flocculation agent and work output are controlled by described control device.In the present embodiment, the adding rate α of flocculation agent is preset as 8%～10%, and this value is determined according to the requirement of bearing capacity of foundation soil; The processing unit of described control device is determined the add-on of per minute flocculation agent according to formula (1),
Q
solidifying=Q
1* α (1)
Wherein, Q
solidifyingthe add-on that represents per minute flocculation agent, Q
1the flux values that represents the mud per minute that described first flow instrumentation obtains, α represents the adding rate of default flocculation agent.
Described processing unit is set the rotating speed of drive-motor and the rotating speed of described the second slush pump 52 of described screw rod transmission unit 4 according to the add-on of the flocculation agent calculating.
After described mud and flocculation agent mix, from described the second slush pump 51, flow to pipeline 25, in the outlet of described flocculation agent mixing device 3, be provided with a densitometer 53, its measurement enters the concentration of the mud before described dewatering agent mixing device 6; This segment pipe 5 is also provided with one second under meter 54, in order to measure the flow that enters the mud before described dewatering agent mixing device 6; Described densitometer 53 and the second under meter 54 be the processing unit to described control device by the mud information transmission gathering, and the unit of described processing calculates the add-on of per minute dewatering agent according to this concentration and flow information according to formula (2),
Q
de-=Q
2* n (2)
In formula, Q
de-the add-on that represents per minute dewatering agent, Q
2the flux values that represents the mud per minute that described the second flow measurement obtains, n represents that the default dewatering agent of control device adds concentration;
Wherein, described default dewatering agent adds concentration n to calculate according to following formula (3),
n＝0.6×β+0.6 (3)
In formula, β represents the ducted concentration of hydraulic mixture that described densitometer records.
The dewatering agent add-on that described dewatering agent mixing device 6 arranges in real time according to this stirs dewatering agent.In the present invention, the concentration of the dewatering agent adding is set in real time by the concentration of described ducted mud, and control device is set the concentration of the mud of final output in real time according to this ducted concentration of hydraulic mixture.
Please continue in conjunction with shown in Fig. 1, dewatering agent mixing device 6 of the present invention comprises that a clear water supply unit, a dewatering agent add unit 67 and a dewatering agent agitating unit, in the present embodiment, described clear water supply unit comprises a water intaking pond 66, and its mix that is dewatering agent provides clear water; Also comprise a fresh water pump 65, it is arranged on the outlet conduit of described clean water basin 65 lower ends, and it sucks the clear water in described water intaking pond 66 in described dewatering agent mix unit, and the rotating speed of described fresh water pump 65 and discharge capacity are set according to the calculating of described control device.
Refer to shown in Fig. 3, it adds the structural representation of unit for the dewatering agent of rapid dehydration of sludge cure system of the present invention, described dewatering agent adds unit 67 to comprise that a loading hopper 641, a spiral tremble sieve 646, one agitator motor 644, manual dosing valve 64, a spiral pump 642, a drug feeding pipeline 643 and a screw drive motor 645, dewatering agent in the present invention is pulvis, wherein, in described loading hopper 641, be contained with the dewatering agent of powdery, described agitator motor 644 drives loading hopper 641 to stir, and the dewatering agent in loading hopper is stirred; Spiral is trembled the lower end that sieve 646 is arranged on described loading hopper 641, and the powdery dewatering agent flowing out from the described loading hopper 641 described spiral of flowing through is trembled sieve 646 and entered in described spiral pump 642; Described spiral pump 642 is under the driving of screw drive motor 645, and the rotating speed arranging in real time according to described control device adds dewatering agent in described drug feeding pipeline 643, and enters in described dewatering agent agitating unit; In described drug feeding pipeline 643, be provided with described spiral pump 642, its end is connected with described dewatering agent agitating unit; Described manual dosing valve 64 is arranged on described spiral pump 642 and spiral is trembled between sieve 646, according to the rotating speed of the spiral pump 642 of real-time setting, manually control the dewatering agent output of described loading hopper 641, only need to meet to continue supply, the pulvis amount of assurance discharge port is consistent with actual institute expense; Powder stream is trembled sieve through described spiral and 646 is entered in the casing of described dewatering agent agitating unit, trembles sieve energy dispersion powder, prevents that pulvis from entering casing and uniting and dissolve insufficiently, causes waste.
Refer to shown in Fig. 4, the structural representation of its dewatering agent agitating unit that is rapid dehydration of sludge cure system of the present invention, in the present embodiment, the agitator tank that described dewatering agent agitating unit is one or three casees overflow types, adopts overflow mode to connect in turn between three casees; It comprises a medicament blending bin 61, an agitator tank 62 and a medicament delivery casing 63; In described medicament blending bin 61, be provided with a water-in, in order to add clear water, on it, be also provided with described loading hopper 641 and spiral pump 642, after pulvis adds described medicament blending bin 61 interior, meet water and start to dissolve, and start mix under the driving of drive-motor.
In the present embodiment, in each casing, be provided with a whipping appts, it is a stirring drive-motor 671, an agitator arm 674 and an agitating vane 675, described stirring drive-motor 671, be arranged on the upper end of each casing, the preset rotation speed of the mixing control unit 677 that its rotating speed is controlled by control device described in is set, and guarantees that the dewatering agent in casing can flow into adjacent casing smoothly; Described agitator arm 674, it is connected with the output shaft of described stirring drive-motor 671, is provided with at least one agitating vane 675 on it; Described medicament blending bin 61 and agitator tank 62 communicate in lower end, and agitator tank 62 and medicament delivery casing 63 communicate in upper end, and it all realizes the automatic flowing of medicament by the mode of overflow; In the lower end of described medicament delivery casing 63, be also provided with an outlet 676, in order to output stir all and medicament.
In the present embodiment, described medicament blending bin 61 and agitator tank 62 communicate in lower end, clear water and dewatering agent are after preliminary mix and blend, from lower end, flow into described agitator tank 62, agitator tank 62 and medicament delivery casing 63 communicate in upper end, guarantee that described agitator tank 62 can fully stir, and stores enough medicaments.
On described medicament delivery casing 63, be also provided with a magnetic fluid level gauge 673, when the liquid level in casing drops to default liquid level, described magnetic fluid level gauge 673 meeting alarms, described control device receives after this information, according to the dewatering agent add-on of real-time setting, control described clear water and add unit and dewatering agent to add unit action, the mix that completes pulvis solution supplements.
Described three casings, its Chinese medicine blending bin 61, in order to complete the preliminarily solubilised that adds pulvis, described agitator tank 62, in order to complete the storage of medicament and fully to dissolve, described medicament delivery casing 63, in order to complete the output of pulvis solution; The use of three casees overflow whipping apptss, both can guarantee that pulvis fully dissolved, and can store solvent again, realized solvent continuously, interrupted output is used.
After described dewatering agent mix completes, through a dosing pump 55, enter in described pipeline 2, the rotating speed of described dosing pump 55 and discharge capacity are set in real time by described control device.
The dewatering agent of predetermined amount mixes in described pipeline 2 with the mud of respective concentration, in described pipeline 2, be also provided with a line mixer 15, mud reacts under the effect of dewatering agent in described line mixer 15, and in the present embodiment, the length of reacting pipe is greater than 60m; Described line mixer 15 is a static line mixer, it designs according to hydraulic principle, mud is flowed through after particular element and is changed its flow rate regime in pipeline 2, by telescopic movement, change and realize chemical agent with the equal of mud and mix, and at the pipe outlet of described line mixer 15, realize the slurries separation of mud.
The foregoing is only preferred embodiment of the present invention, is only illustrative for invention, and nonrestrictive.Those skilled in the art is understood, and in the spirit and scope that limit, can carry out many changes to it in invention claim, revise, and even equivalence, but all will fall within the scope of protection of the present invention.
Claims (10)
1. a dewatering agent mixing device that is applicable to sludge rapid dewatering system, is characterized in that, it comprises that a clear water supply unit, a dewatering agent add unit and a dewatering agent agitating unit, wherein,
Described clear water supply unit, it comprises a fresh water pump, the rotating speed of described fresh water pump and discharge capacity are determined according to the predetermined amount of a control device of described rapid dehydration of sludge cure system, and the clear water of predetermined amount is added in described dewatering agent agitating unit;
Described dewatering agent adds unit, and it comprises a spiral pump, and rotating speed and the discharge capacity of described spiral pump are determined according to the predetermined amount of described control device, and its powdery dewatering agent by predetermined amount adds in described dewatering agent mix unit;
Described dewatering agent mix unit, its agitator tank that is one or three casees overflow types, adopts overflow mode to connect in turn between three casees, and it comprises a medicament blending bin, an agitator tank and the medicament delivery casing connecting in turn; Wherein, described medicament blending bin adds unit to be connected with described clear water supply unit, dewatering agent, and it dissolves described powdery dewatering agent in clear water; Described agitator tank is communicated with in lower end with described medicament blending bin, and described medicament delivery casing and described agitator tank are communicated with in upper end.
2. the dewatering agent mixing device that is applicable to sludge rapid dewatering system according to claim 1, it is characterized in that, in described each agitator tank, be provided with a whipping appts, in order to dewatering agent is stirred, described whipping appts comprises a stirring drive-motor, an agitator arm and an agitating vane, wherein
Described stirring drive-motor, it is arranged on the upper end of described each casing, and its rotating speed is preset by described control device;
Described agitator arm, it is connected with described stirring drive-motor output shaft, alternately on it is provided with agitating vane described at least one.
3. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 1 and 2, is characterized in that, described dewatering agent add unit also comprise a loading hopper, a spiral tremble sieve and a drug feeding pipeline, wherein,
In described loading hopper, be contained with powdery dewatering agent, on described loading hopper, be provided with an agitator motor, in order to drive the powdery dewatering agent in loading hopper to stir;
Described spiral is trembled sieve and is arranged on the lower end of described loading hopper, and the powdery dewatering agent flowing out from the described loading hopper described spiral of flowing through is trembled sieve and entered in described spiral pump;
In described drug feeding pipeline, be provided with described spiral pump, its end is connected with described medicament blending bin, and powdery dewatering agent is entered in it.
4. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 1, it is characterized in that, described dewatering agent mixing device is arranged on a pipeline, mud flows in described dewatering agent mixing device from this pipeline, on pipeline before described dewatering agent mixing device, be provided with one second under meter and a densitometer, measure respectively flow and the concentration that flows into the mud in described dewatering agent mixing device.
5. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 3, is characterized in that, in described medicament blending bin, is provided with a water-in, uses the clear water for described clear water input block output to enter in it; On described medicament delivery casing, be provided with an outlet, in order to output stir all and medicament.
6. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 5, it is characterized in that, on described medicament delivery casing, be also provided with a magnetic fluid level gauge, when the liquid level in casing drops to default liquid level, described magnetic fluid level gauge meeting alarm, and notify described control device.
7. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 4, it is characterized in that, on the pipeline of the exit end of described medicament delivery casing, be provided with a dosing pump, the rotating speed of described dosing pump and discharge capacity are set in real time by described control device, described dosing pump by stir all and dewatering agent enter in described pipeline.
8. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 3, it is characterized in that, described dewatering agent adds unit also to comprise a manual dosing valve, described manual dosing valve is arranged on described spiral pump and spiral is trembled between sieve, according to the rotating speed of the spiral pump of real-time setting, manually controls the dewatering agent output of described loading hopper.
9. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 4, it is characterized in that, described control device is according to the measuring flow of one second under meter arranging on the pipeline before described dewatering agent mixing device and a densitometer and add-on that concentration is set described dewatering agent.
10. the dewatering agent mixing device that is applicable to rapid dehydration of sludge cure system according to claim 9, is characterized in that, described control device is determined the add-on of dewatering agent according to the following equation,
Q
de-=Q
2* n
In formula, Q
de-the add-on that represents per minute dewatering agent, Q
2the flux values that represents the mud per minute that described the second flow measurement obtains, n represents that the default dewatering agent of described control device adds concentration,
Wherein, default dewatering agent adds concentration n to calculate according to following formula,
n＝0.6×β+0.6
In formula, β represents the ducted concentration of hydraulic mixture that described densitometer records.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310302303.4A CN103979776B (en) | 2013-07-18 | 2013-07-18 | A kind of dehydrant mixing device suitable in sludge rapid dewatering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310302303.4A CN103979776B (en) | 2013-07-18 | 2013-07-18 | A kind of dehydrant mixing device suitable in sludge rapid dewatering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103979776A true CN103979776A (en) | 2014-08-13 |
| CN103979776B CN103979776B (en) | 2016-06-22 |
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| CN107694473A (en) * | 2016-08-08 | 2018-02-16 | 富泰华工业（深圳）有限公司 | Automatic medicament feeding system and its application method |
| CN112094037A (en) * | 2020-09-24 | 2020-12-18 | 葛洲坝中固科技股份有限公司 | Automatic change accurate medicine silt system of modifying |
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