CN103920409A - Online automatic preparation addition equipment for solid PAM (polyacrylamide) agent - Google Patents
Online automatic preparation addition equipment for solid PAM (polyacrylamide) agent Download PDFInfo
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- CN103920409A CN103920409A CN201410189942.9A CN201410189942A CN103920409A CN 103920409 A CN103920409 A CN 103920409A CN 201410189942 A CN201410189942 A CN 201410189942A CN 103920409 A CN103920409 A CN 103920409A
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Abstract
The invention discloses online automatic preparation addition equipment for a solid PAM (polyacrylamide) agent. A solid screw feeder (10) is communicated with a variable frequency regulation solid screw charger (11) fixed on the upper part of a premixing tank (1). A charger outlet feed mixer (14) communicated with the premixing tank is arranged below a discharge opening of the variable frequency regulation solid screw charger. A water inlet electromagnetic valve (9) and a water inlet flow meter (6) are connected to a water inlet pipe of the charger outlet feed mixer. The inlet end of a variable frequency regulation screw pump (8) is communicated with the discharge opening end of a solution storage tank, and an outlet flow meter is connected to the outlet of the variable frequency regulation screw pump. The water inlet flow meter, the outlet flow meter, the variable frequency regulation screw pump, the water inlet electromagnetic valve, the solid screw feeder and the variable frequency regulation solid screw charger are all connected with a PLC (programmable logic controller) control system of a PLC variable frequency control cabinet (16). According to the equipment, the addition and the solid agent charging capacity are automatically regulated according to an instantaneous PAM agent flow rate signal fed back by the outlet flow meter in real time, so that the addition accuracy and reliability of a PAM agent solution are improved.
Description
Technical field
The invention belongs to medicament automatic preparation adding equipment technical field, what relate generally to is the on-line automatic adding equipment of a kind of PAM solid chemicals.Can be widely used in the water treatment system of the production technologies such as environmental protection, chemical industry, oil refining, realize PAM solid chemicals on-line automatic material loading, automatic charging, automatic liquid matching, automatically outpour.
Background technology
At present, in various water treatment technologies, need to add PAM as flocculation aid, mainly increase the flocculating setting effect of various particulate matters in water, better the suspended particulate substance in water is removed.Because PAM flocculation aid is originally as solid granular, in normal temperature environment, moisture-sensitive caking in contacting with air and increase the difficulty of obtained aqueous solution, and the solution viscosity normally preparing is very large, adopting general measuring pump outwards to outpour to be easy to stop up cannot long-play.In addition, existing adding equipment is simple in structure, and function singleness does not possess the moistureproof heat treated, automatic charging, automatic charging, the automatic preparation aqueous solution of solid chemicals, automatically the function such as outpours.The material loading of PAM solid flocculation aid, feed intake, prepare, add etc. all needs by manually carrying out, and the solid material liquid level in solids hopper is also completely by manual observation, as interpolation not in time can cause lacking material and affect water treatment effect.Not only labour intensity is large, inefficiency, operating procedure are loaded down with trivial details, and operating personnel's professional knowledge is had relatively high expectations, and can not realize the on-line Full operation of equipment.Because manually make up a prescription process solid dog-house and dilution water import mix while contact inhomogeneously, easily cause part medicament not dissolve to be sunken to and dissolve case bottom and cause medicament to waste, dosing concentration is unstable also can reduce water treatment effect, is unfavorable for environmental protection.
Summary of the invention
Object of the present invention produces thus, proposes the on-line automatic preparation adding equipment of a kind of PAM solid chemicals.By the rate of discharge signal of online detection PAM liquid medicine, automatically adjust the adding amount of PAM medicament, realize the adding amount of PAM liquid medicine with the online adjustment automatically in real time of water treatment technology pipeline demand, intelligent fixed than the object of filling, liquid medicine outwards outpours and adopts variable frequency adjustment screw pump to solve the large problem of easily stopping up measuring pump of liquid medicine viscosity, greatly improve accuracy and the reliability of the filling of PAM liquid medicine, when fully improving medicament utilization rate, reduced the pollution to environment.Its integrate PAM solid chemicals on-line automatic material loading, automatic charging, automatic liquid matching, automatically outpour, the function such as automatic gauge, greatly simplified operating procedure, improved operating efficiency, alleviated labor strength.Adopt integrated skid design simultaneously, facilitated transportation to install.
The present invention realizes the technical scheme that above-mentioned purpose takes: the on-line automatic preparation adding equipment of a kind of PAM solid chemicals, comprise prefabricated blending bin, mix well curing box, solution storage bin, solid screw feeding machine, variable frequency adjustment solid spiral feeder, batch charger outlet feeding blender, entering water electromagnetic valve, flow of inlet water meter, variable frequency adjustment screw pump, rate of discharge is taken into account PLC frequency-conversion control cabinet, described prefabricated blending bin, mix well curing box and solution storage bin is connected, the discharging opening of solid screw feeding machine is communicated with the charging aperture that is fixed on the variable frequency adjustment solid spiral feeder on prefabricated blending bin top, below the discharging opening of variable frequency adjustment spiral solid batch charger, be provided with the batch charger outlet feeding blender being communicated with prefabricated blending bin, and be connected with entering water electromagnetic valve and flow of inlet water meter on the water inlet pipe of batch charger outlet feeding blender, the entrance point of variable frequency adjustment screw pump is communicated with the discharge port end of solution storage bin, outlet is connected with online flowmeter, described flow of inlet water meter, rate of discharge meter, variable frequency adjustment screw pump, entering water electromagnetic valve, solid screw feeding machine, variable frequency adjustment spiral solid batch charger is all connected with the PLC control system of PLC frequency-conversion control cabinet, PAM medicament instantaneous flow rate signal by online rate of discharge meter Real-time Feedback is adjusted adding amount and solid chemicals inventory automatically.
Prefabricated blending bin of the present invention, mix well curing box, solution storage bin is to separate and form with dividing plate average mark at a square stainless steel box house, prefabricated blending bin and the bottom of mixing well the upper spacer of curing box are communicated with the top of mixing well the lower clapboard of curing box and solution storage bin, and form communicating passage between upper spacer, lower clapboard.
The present invention is in described prefabricated blending bin and mix well and in curing box, be provided with electric mixer.
The present invention is also provided with floating-ball level switch in described solution storage bin, by two switching values of height, exports, and controls entering water electromagnetic valve and variable frequency adjustment solid spiral feeder.
Solid screw feeding machine of the present invention is mainly comprised of low level hopper, support, 3-phase AC Drive motor, low stuff level switch, vertical cored screw carrier pipe, three phase alternating current motor is fixed on the side of support, lower sides at low level hopper is connected with the low stuff level switch of solid screw feeding machine, the bottom of vertical cored screw carrier pipe is positioned at low level hopper, and its bottom is connected with 3-phase AC Drive motor by driving belt.
Frequency conversion solid spiral feeder of the present invention is mainly comprised of high-order hopper, three phase electric machine and reductor, high charge level switch, low stuff level switch, horizontal screw bolt carrier pipe, high-order hopper is fixed on the top of prefabricated blending bin, in the upper and lower parts of high-order hopper side wall, be provided with high charge level switch and low stuff level switch, horizontal screw bolt carrier pipe is positioned at the bottom of high-order hopper, its one end is fixedly connected with the output of three phase electric machine and reductor, and the other end is positioned at the feed inlet end of batch charger outlet feeding blender.
Feeding blender of the present invention is mainly taken over and is formed by inner layer cylinder, outer cylinder and water inlet, outer cylinder comprises upper and lower two independent confined spaces, be connected on inner layer cylinder outer wall, connecting portion at inner layer cylinder and outer cylinder is distributed with into water circular hole, on outer cylinder, be all connected with into water and take over, and take over entering water electromagnetic valve and flow of inlet water meter in water inlet.
Variable frequency adjustment screw pump of the present invention is two groups, every group of variable frequency adjustment screw pump comprises two variable frequency adjustment screw pumps, one of them screw pump motor is standby screw pump motor, and the import of every group of variable frequency adjustment screw pump is all communicated with, exports with casing part solution storage bin and is all connected with rate of discharge meter.
The present invention is provided with pneumatic Arch-Breaking Device in the bottom, side of described high-order hopper.
The present invention is provided with self power generation heater strip at described horizontal screw bolt carrier pipe discharging opening end.
The present invention integrates and by online rate of discharge meter Real-time Feedback PAM medicament instantaneous flow rate signal, automatically adjusts adding amount, frequency conversion and automatically regulate solid inventory, the automatic function such as material level liquid level control, realize the adding amount of PAM liquid medicine and automatically adjust in real time with water treatment technology pipeline demand is online, intelligent fixed than the object of filling.Increase the preparation of PAM medicament liquid medicine, the automatic filling degree of accuracy, reduce labor strength, simplified operating procedure, effectively improved operating efficiency, chemical feeding quantity fluctuates with the fluctuation of online flow evaluation, guarantee automaticity and the uniformity of the preparation of PAM medicament liquid medicine, improve accuracy and the reliability of the filling of PAM liquid medicine, and can extend on-stream time, reduce environmental pollution energy-conserving and environment-protective, meanwhile, save dosing.Adopt integrated skid design, convenient transportation is installed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of internal solids screw feeding machine of the present invention.
Fig. 3 is the structural representation of internal solids spiral feeder of the present invention.
Fig. 4 is the structural representation of the inner batch charger outlet of the present invention feeding blender.
Fig. 5 is the component one of main loop circuit figure of the present invention.
Fig. 6 is the component two of main loop circuit of the present invention.
Fig. 7 is the component three of main loop circuit of the present invention.
In figure: 1, prefabricated blending bin, 2, mix well curing box, 3, solution storage bin, 4, electric mixer, 5, liquid level gauge on the spot, 6, flow of inlet water meter, 7, rate of discharge meter, 8, variable frequency adjustment screw pump, 9, entering water electromagnetic valve, 10, solid screw feeding machine, 10-1, low level hopper, 10-2, support, 10-3, 3-phase AC Drive motor, 10-4, the low stuff level switch of solid screw feeding machine, 10-5, vertical cored screw carrier pipe, 10-6, driving belt, 11, variable frequency adjustment solid spiral feeder, 11-1, high-order hopper, 11-2, steel frame, 11-3, three phase electric machine and reductor, 11-4, variable frequency adjustment solid spiral feeder high charge level switch, 11-5, the low stuff level switch of variable frequency adjustment solid spiral feeder, 11-6, horizontal screw bolt carrier pipe, 11-7, pneumatic Arch-Breaking Device, 11-8, electrical heating wire, 12, hopper Arch-Breaking Device, 13, batch charger outlet electric heater, 14, batch charger outlet feeding blender, 14-1, inner layer cylinder, 14-2, outer cylinder, 14-3, interior rainhat, 14-4, water inlet is taken over, and 15, floating-ball level switch, 16, PLC frequency-conversion control cabinet.
The specific embodiment
By reference to the accompanying drawings, provide embodiments of the invention as follows, but the present invention does not limit to following examples.
As shown in Figure 1, the on-line automatic adding equipment of a kind of PAM solid chemicals described in the present embodiment mainly by liquor box body divide, pipeline, pump, instrument and control section form, curing box 2 and solution storage bin 3 are divided and comprise prefabricated blending bin 1, mixed well to described chest portion, prefabricated blending bin 1 is mainly carried out preliminary mix and blend to PAM solid chemicals and water, mixing well curing box 2 is that solution is further stirred, and solution storage bin 3 is that the solution that stirring is prepared temporarily stores.Described prefabricated blending bin, mix well curing box, solution storage bin is to separate and form with dividing plate average mark at a square stainless steel box house, and prefabricated blending bin, mix well curing box and solution storage bin is interconnected, the bottom that is prefabricated blending bin and the upper spacer of mixing well curing box is communicated with the top of mixing well the lower clapboard of curing box and solution storage bin, and forms communicating passage between upper spacer, lower clapboard.In prefabricated blending bin 1, be provided with electric mixer 4 with mixing well in curing box 2, play the effect of being uniformly mixed, the motor of described electric mixer 4 is partly arranged on prefabricated blending bin 1, mixes well curing box 2 top center.In solution storage bin 3 exterior lateral sides, liquid level gauge 5 is on the spot installed, facilitates field observation liquor box liquid level, this on the spot the two ends flange-interface of liquid level gauge 5 by valve, be communicated with solution storage bin 3.Floating-ball level switch 15 is also installed in solution storage bin 3, provide height two switching value outputs, high liquid level stops entering water electromagnetic valve 9 water inlets automatically and variable frequency adjustment solid spiral feeder 11 feeds intake, and low liquid level is opened entering water electromagnetic valve 9 water inlets automatically and variable frequency adjustment solid spiral feeder 11 feeds intake.
As shown in Figure 2: in the position base of the front side of prefabricated blending bin 1, solid screw feeding machine 10 is installed, described solid screw feeding machine 10 is mainly comprised of low level hopper 10-1, support 10-2,3-phase AC Drive motor 10-3, low stuff level switch 10-4, vertical cored screw carrier pipe 10-5, low level hopper 10-1 is weldingly fixed on support 10-2, support is steel-frame structure, for fixedly low level hopper 10-1 and three phase alternating current motor 10-3.Three phase alternating current motor 10-3 is bolted on the side of support 10-2, that at the lower sides of low level hopper 10-1, be threaded connection that the low stuff level switch 10-4(of solid screw feeding machine adopts is known Anti-rotation type material level switch ZXK-2), the bottom of vertical cored screw carrier pipe 10-5 is positioned at low level hopper 10-1, and its bottom is connected with 3-phase AC Drive motor 10-3 by driving belt 10-6.The effect of solid screw feeding machine feeder 10 is to be responsible for the solid material automatic lifting in low level hopper to the high-order cast hopper of liquor box top solid spiral feeder 11, and the low stuff level switch in its underpart provides switching value signal automatically to stop material loading the artificial disposable elevating hopper material (filling it up with latter available about a week) of filling it up with of alarm to PLC frequency-conversion control cabinet.
As shown in Figure 3: in prefabricated blending bin 1 upper middle position, variable frequency adjustment solid spiral feeder 11 is installed, the high-order hopper of this variable frequency adjustment solid spiral feeder 11 is communicated with the discharging opening of solid screw feeding machine feeder 10, and its integral installation is communicated with at prefabricated blending bin top and with prefabricated blending bin.Effect is adjustable the sending in prefabricated blending bin 1 of quantitative change the frequency automatically material in frequency conversion solid spiral feeder 11 being needed by operating mode.Described frequency conversion solid spiral feeder 11 is mainly comprised of high-order hopper 11-1, steel frame 11-2, three phase electric machine and reductor 11-3, high charge level switch 11-4, low stuff level switch 11-5, horizontal screw bolt carrier pipe 11-6, pneumatic Arch-Breaking Device 11-7, electrical heating wire 11-8, steel frame 11-2 is frame structure, be fixed on the centre position on prefabricated blending bin 1 top, it is upper that high-order hopper 11-1 adopts bolt to be fixedly connected on steel frame 11-2, dismounting during convenient maintenance; That in the upper and lower parts of high-order hopper 11-1 sidewall, be provided with that high charge level switch 11-4(adopts is known Anti-rotation type material level switch ZXK-2) and that low stuff level switch 11-5(employing is known Anti-rotation type material level switch ZXK-2), three phase electric machine and reductor 11-3 are also fixed on steel frame 11-2 by bolt, horizontal screw bolt carrier pipe 11-6 is positioned at the bottom of high-order hopper 11-1, its one end is fixedly connected with the output of three phase electric machine and reductor 11-3, and the other end is positioned at the feed inlet end of batch charger outlet feeding blender 14.Material in high-order hopper is wandered to bottom automatically by gravity, by the horizontal screw bolt carrier pipe 11-6 that is arranged on the variable frequency adjustment solid spiral feeder 11 of high-order hopper bottom, is delivered in the charging aperture of feeding blender 14.For preventing that material from piling up and affecting discharging efficiency in high-order hopper, in the bottom, side of high-order hopper 11-1, pneumatic Arch-Breaking Device 11-7 is installed, when solid accumulation is more, affects and when nature falls, open air inlet valve and can produce vibration.For prevent discharging opening material do not drop before moisture absorption caking affect discharging mixed effect, at horizontal screw bolt carrier pipe 11-6 discharging opening end, be provided with
spontaneouselectrical heating wire 11-8.During normal work, by PLC, steady temperature is set, lower than set temperature, starts heating.
As shown in Figure 4: at the discharging opening lower portion batch charger outlet feeding blender 14 of variable frequency adjustment spiral solid batch charger 11, in the discharge end lower portion of the horizontal screw bolt carrier pipe 11-6 of variable frequency adjustment spiral solid batch charger 11, it is also fixed on steel frame 11-2.The material falling from variable frequency adjustment solid spiral feeder 11 discharging opening ends is directly fallen in inner layer cylinder.Described feeding blender 14 is mainly taken over 14-4 by inner layer cylinder 14-1, outer cylinder 14-2, interior rainhat 14-3 and water inlet and is formed, outer cylinder comprises upper and lower two independent confined spaces, be welded on respectively on inner layer cylinder outer wall, object is that the centre of inner layer cylinder is left into water buffer channel space, allows the material that discharging opening falls fully mix with dilution water.Connecting portion at inner layer cylinder 14-1 and outer cylinder 14-2 is distributed with into water circular hole, at inner layer cylinder sidewall, be evenly distributed in circular hole, the present embodiment is that layering is from top to down drilled with 3mm circular hole, circular hole gross area sum is not less than into water and takes over 14-4 bore, for evenly fully mixing with the interior solid of cylinder after injection water.On outer cylinder 14-2, being all connected with the water inlet being connected with water pipe takes over, on water inlet pipe, be connected with entering water electromagnetic valve 9 and flow of inlet water meter 6, that flow of inlet water meter 6 adopts is known metal pipe float flow meter H250/RR1/M9/ESK2A/EX, for measuring flow of inlet water.Water receiving is provided with interior rainhat 14-3 at inner layer cylinder 14-1 outside.
Fig. 6-7 are the control circuit major loop of the present embodiment.Be mainly used for controlling solid screw feeding machine motor, variable frequency adjustment spiral solid batch charger, variable frequency adjustment screw pump, electric mixer motor.That its control section comprises variable frequency adjustment screw pump 8, rate of discharge meter 7(employing is known electromagnetic flowmeter OPTIFLUX4100) and PLC frequency-conversion control cabinet 16 and control circuit.The present embodiment is a little two groups because of outpouring, and has therefore been arranged in parallel two groups of variable frequency adjustment screw pumps 8, rate of discharge meter 7(if three outpour position, arranges three groups, by that analogy, repeats no more).Every group of variable frequency adjustment screw pump 8 comprises two variable frequency adjustment screw pumps, i.e. 1# screw pump motor and 2# screw pump motor, and 3# screw pump motor and 4# screw pump motor, one of them screw pump motor is standby screw pump motor.The import of every group of variable frequency adjustment screw pump is all communicated with, exports with casing part solution storage bin 3 and is connected with respectively rate of discharge meter 7.As Figure 2-3: control circuit mainly consists of air switch QF, frequency converter, electrothermal relay, conversion controling switch etc.Its control circuit and control mode are known technology, during work, air switch QF is closed, and forward selector switch SW to automated location, A.C. contactor KM1 closes, the 1# screw pump in two groups, 3# screw pump start, and 1#, 3# Frequency Converter Control motor receive the signal transmitting after PLC switch board calculates according to main technique flow signal, and adjusting screw(rod) revolution speed is with adjust flux automatically; Now 2#, 4# screw pump are stand-by pump, and when 1#, 3# screw pump cisco unity malfunction, 2#, 4# screw pump put into operation automatically, the same 1# of method of operating, 3# screw pump.When selector switch SW forwards automated location to, solid screw feeding machine and variable frequency adjustment spiral solid batch charger move automatically, by operations such as liquid-level switch automatic liquid matching, mixing.
Electric mixer 4 described in the present embodiment, flow of inlet water meter 6, rate of discharge meter 7, variable frequency adjustment screw pump 8, entering water electromagnetic valve 9, solid screw feeding machine 10, variable frequency adjustment spiral solid batch charger 11, batch charger outlet electric heater 13, floating-ball level switch 15 is connected with the PLC control system of PLC frequency-conversion control cabinet 16 by control cables.Described frequency-conversion control cabinet 16 is provided with PLC Programmable Logic Controller and touch-screen, can set at any time and show total amount (L of unit) and concentration (%) value of prepared PAM solid chemicals solution, PLC Programmable Logic Controller is automatically adjusted adding amount, frequency conversion by online rate of discharge meter Real-time Feedback PAM medicament instantaneous flow rate signal and is automatically regulated solid inventory, automatic material level liquid level to control.
The course of work of the present embodiment is: first, by manually ready PAM solid chemicals being poured in the hopper of solid screw feeding machine 10, connect the inlet ductwork of entering water electromagnetic valve 9, the gauge tap of PLC frequency-conversion control cabinet 16 is all got to automated location.PAM solid chemicals is promoted in variable frequency adjustment spiral solid batch charger 11 hoppers by solid screw feeding machine 10, and when material level is full, the two position switch arranging in it makes solid screw feeding machine 10 automatically stop material loading by the mode of switching value power-off.After material loading, automatically start variable frequency adjustment spiral solid batch charger 11, when feeding intake to prefabricated blending bin 1, automatically open entering water electromagnetic valve 9 and flow of inlet water meter 6, when reaching setting value when full (), the liquid level of prefabricated blending bin 1 closes down entering water electromagnetic valve 9, when feeding intake, intaking, hopper Arch-Breaking Device 12, batch charger outlet electric heater 13 start work simultaneously, and batch charger outlet feeding blender 14 and electric mixer 4 also start work simultaneously.The medicament mixed liquor of batch charger outlet feeding blender 14 directly entered prefabricated blending bin 1 stir about after 15 minutes, by dividing plate overflow ducts automatic overflow to mixing well the same stir about of curing box 2 after 15 minutes, by dividing plate overflow ducts automatic overflow to solution storage bin 3, liquid medicine in solution storage bin 3, from the entrance (flowing into 2 groups) that flow to lower box variable frequency adjustment screw pump 8 simultaneously, outpours through the outside target of rate of discharge meter 7 respectively.The amount of outpouring of medicament is automatically adjusted adding amount, frequency conversion by online rate of discharge meter 7 Real-time Feedback PAM medicament instantaneous flow rate signals and is automatically regulated the functions such as solid inventory, automatic material level liquid level control, chemical feeding quantity fluctuates with the fluctuation of online flow evaluation, the automaticity and the uniformity that guarantee the preparation of PAM medicament liquid medicine, improve accuracy and the reliability of the filling of PAM liquid medicine.
Claims (10)
1. the on-line automatic preparation adding equipment of PAM solid chemicals, it is characterized in that: comprise prefabricated blending bin (1), mix well curing box (2), solution storage bin (3), solid screw feeding machine (10), variable frequency adjustment solid spiral feeder (11), batch charger outlet feeding blender (14), entering water electromagnetic valve (9), flow of inlet water meter (6), variable frequency adjustment screw pump (8), rate of discharge meter (7) and PLC frequency-conversion control cabinet (16), described prefabricated blending bin, mix well curing box and solution storage bin is connected, the discharging opening of solid screw feeding machine is communicated with the charging aperture that is fixed on the variable frequency adjustment solid spiral feeder on prefabricated blending bin top, below the discharging opening of variable frequency adjustment spiral solid batch charger, be provided with the batch charger outlet feeding blender being communicated with prefabricated blending bin, and be connected with entering water electromagnetic valve and flow of inlet water meter on the water inlet pipe of batch charger outlet feeding blender, the entrance point of variable frequency adjustment screw pump is communicated with the discharge port end of solution storage bin, outlet is connected with at rate of discharge meter, described flow of inlet water meter, rate of discharge meter, variable frequency adjustment screw pump, entering water electromagnetic valve, solid screw feeding machine, variable frequency adjustment spiral solid batch charger is all connected with the PLC control system of PLC frequency-conversion control cabinet, PAM medicament instantaneous flow rate signal by rate of discharge meter Real-time Feedback is adjusted adding amount and solid chemicals inventory automatically.
2. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: described prefabricated blending bin (1), mix well curing box (2), solution storage bin (3) is to separate and form with dividing plate average mark at a square stainless steel box house, prefabricated blending bin and the bottom of mixing well the upper spacer of curing box are communicated with the top of mixing well the lower clapboard of curing box and solution storage bin, and form communicating passage between upper spacer, lower clapboard.
3. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, is characterized in that: in described prefabricated blending bin (1) with mix well and be provided with electric mixer (4) in curing box (2).
4. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: in described solution storage bin (3), floating-ball level switch (15) is also installed, by two switching values of height, export, control entering water electromagnetic valve (9) and variable frequency adjustment solid spiral feeder (11).
5. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: described solid screw feeding machine (10) is mainly by low level hopper (10-1), support (10-2), 3-phase AC Drive motor (10-3), low stuff level switch (10-4), vertical cored screw carrier pipe (10-5) forms, three phase alternating current motor is fixed on the side of support, lower sides at low level hopper is connected with the low stuff level switch of solid screw feeding machine, the bottom of vertical cored screw carrier pipe is positioned at low level hopper, its bottom is connected with 3-phase AC Drive motor by driving belt (10-6).
6. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: described frequency conversion solid spiral feeder (11) is mainly by high-order hopper (11-1), three phase electric machine and reductor (11-3), high charge level switch (11-4), low stuff level switch (11-5), horizontal screw bolt carrier pipe (11-6) forms, high-order hopper is fixed on the top of prefabricated blending bin (1), upper at high-order hopper side wall, lower position is provided with high charge level switch and low stuff level switch, horizontal screw bolt carrier pipe is positioned at the bottom of high-order hopper, its one end is fixedly connected with the output of three phase electric machine and reductor, the other end is positioned at the feed inlet end of batch charger outlet feeding blender (14).
7. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: described feeding blender (14) is mainly taken over (14-4) by inner layer cylinder (14-1), outer cylinder (14-2) and water inlet and formed, outer cylinder comprises upper and lower two independent confined spaces, be connected on inner layer cylinder outer wall, connecting portion at inner layer cylinder and outer cylinder is distributed with into water circular hole, on outer cylinder, be all connected with into water and take over, and take over entering water electromagnetic valve (9) and flow of inlet water meter (6) in water inlet.
8. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 1, it is characterized in that: described variable frequency adjustment screw pump (8) is two groups, every group of variable frequency adjustment screw pump comprises two variable frequency adjustment screw pumps, one of them screw pump motor is standby screw pump motor, and the import of every group of variable frequency adjustment screw pump is all communicated with, exports with casing part solution storage bin (3) and is all connected with rate of discharge meter (7).
9. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 6, is characterized in that: the bottom, side at described high-order hopper (11-1) is provided with pneumatic Arch-Breaking Device (11-7).
10. the on-line automatic preparation adding equipment of PAM solid chemicals according to claim 6, is characterized in that: at described horizontal screw bolt carrier pipe (11-6) discharging opening end, be provided with self power generation heater strip (11-8).
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| CN105152292A (en) * | 2015-08-31 | 2015-12-16 | 宝山钢铁股份有限公司 | Automatic preparation device and method for flocculant solution |
| CN107052032A (en) * | 2016-12-12 | 2017-08-18 | 北京高能时代环境技术股份有限公司 | The mixing injection device and method that a kind of underground water in situ chemical oxidation is repaired |
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| CN109368868A (en) * | 2018-11-28 | 2019-02-22 | 广东工业大学 | Automated sewage processing equipment and processing method applied to board production industry |
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| CN112897666A (en) * | 2019-11-19 | 2021-06-04 | 玖龙纸业(重庆)有限公司 | Automatic preparation process of water treatment medicine PAM |
| CN114713054A (en) * | 2022-03-23 | 2022-07-08 | 江苏汤姆智能装备有限公司 | Full-automatic precise batching and filling equipment and batching and filling method thereof |
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| CN109368868A (en) * | 2018-11-28 | 2019-02-22 | 广东工业大学 | Automated sewage processing equipment and processing method applied to board production industry |
| CN109368868B (en) * | 2018-11-28 | 2021-06-04 | 广东工业大学 | Automatic sewage treatment equipment and treatment method applied to circuit board production industry |
| CN111232569A (en) * | 2019-09-27 | 2020-06-05 | 广西科技大学 | Full-automatic device for sensing absence or fullness of clamping sheets in vibrating disk |
| CN112897666A (en) * | 2019-11-19 | 2021-06-04 | 玖龙纸业(重庆)有限公司 | Automatic preparation process of water treatment medicine PAM |
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