CN102049360A - Atomization device for cement grinding aid and using method thereof - Google Patents
Atomization device for cement grinding aid and using method thereof Download PDFInfo
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- CN102049360A CN102049360A CN2009102107248A CN200910210724A CN102049360A CN 102049360 A CN102049360 A CN 102049360A CN 2009102107248 A CN2009102107248 A CN 2009102107248A CN 200910210724 A CN200910210724 A CN 200910210724A CN 102049360 A CN102049360 A CN 102049360A
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- cement grinding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The invention relates to an atomization device for a cement grinding aid. The atomization device comprises a liquid tank, an air pump, a gas-liquid mixing device and a spray head, wherein the air pump and the liquid tank are connected with the gas-liquid mixing device respectively, and the spray head is arranged on the discharge hole of the gas-liquid mixing device. The invention also relates to a using method for the liquid atomization device. The using method comprises the following steps of: filling the liquid cement grinding aid into the liquid tank, and then arranging the liquid tank on an electromagnetic valve; butting the air outlet of the micro air pump and the air inlet of the gas-liquid mixing device; arranging and connecting a synchronous controller, the electromagnetic valve and the micro air pump, and switching on a power supply; and regulating the electromagnetic valve and the micro air pump, and controlling the atomization granule diameter of the liquid cement grinding aid to be 3.2 to 10 microns. Under the condition that a cement grinder equipment system is not changed, by adopting the cement grinding aid atomization device, the dispersibility and flowability of a material in the grinder can be changed, electrostatic adsorption and ball paste grinding of cement micro granules are effectively eliminated and the cement granule graduation is optimized.
Description
Technical field
The present invention relates to a kind of atomising device of cement grinding aid, also relate to a kind of using method of device for atomizing liquid.
Background technology
At present, the cement production enterprise of domestic use cement grinding aid is more and more, along with the cement market competition is fierce day by day, the profit of cement production enterprise is more and more lower, impel cement production enterprise to have to take the series of measures that reduce production costs for profit-push, generally believe: the cement grinding aid technology is that cement production enterprise is realized energy-saving and emission-reduction. reduce consuming. and one of support technology of increasing economic efficiency, in the market the cement grinding aid kind mainly contain powder and two kinds that liquid is arranged, but also there is following problem in these grinding aid products: 1, change material dispersed and mobile poor in the mill, can not effectively eliminate the Electrostatic Absorption and the bag ball of cement subparticle and stick with paste the mill phenomenon, and optimize the cement granules grating.2, the clinker phenomenon is still high, and simultaneously corresponding composite material total amount increases limited.3, reduction cement fineness or raising cement specific surface area are not ideal enough, and it is not high to improve each age strength of cement, cause the effective rate of utilization end on the low side of cement grinding aid.
Summary of the invention
The object of the present invention is to provide a kind of atomising device at the effective cement grinding aid that utilizes of liquid cement grinding additive, effectively eliminate the Electrostatic Absorption and the bag ball of cement subparticle and stick with paste the mill phenomenon, and optimization cement granules grating, reduce cement fineness or improve cement specific surface area, improve each age strength of cement.
Another object of the present invention provides a kind of using method of atomising device of cement grinding aid.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of atomising device of cement grinding aid, it comprises liquid tank, air pump, Liqiud-gas mixing device, shower nozzle and isochronous controller, the gas outlet of described air pump is connected with the air inlet of Liqiud-gas mixing device, the discharging opening of described liquid tank is connected with the charging aperture of Liqiud-gas mixing device, described ejecting device is on the discharging opening of Liqiud-gas mixing device, be provided with magnetic valve between described liquid tank and the Liqiud-gas mixing device, with regulation and control cement agent flux and flow velocity, described isochronous controller is connected with magnetic valve with air pump respectively.
Further, described air pump is a micro air pump.
Further, be provided with feed liquor amount regulation device between the charging aperture of described magnetic valve and Liqiud-gas mixing device.
Further, the discharging opening of described liquid tank is provided with liquid filter.
Further, described shower nozzle adopts many nozzle structures.
A kind of using method of cement grinding aid atomising device may further comprise the steps,
The first step, liquid cement grinding additive is filled into liquid tank (1);
Second step, unlatching isochronous controller (8) make magnetic valve (6) and micro air pump (2) connect power supply;
The 3rd step, adjusting micro air pump (2), the air-flow that is produced to micro air pump (2) enters Liqiud-gas mixing device (3), and making Liqiud-gas mixing device (3) gas inside pressure is 1.0 * 10^6Pa-5.0 * 10^6Pa, and air-flow velocity remains on 8-12m/s; So that flowing gas forms High Voltage, high gas flow.
The 4th step, regulate feed liquor amount regulation device (7) to the flow of liquid cement grinding additive less than the flow at high speed gas flow, fluid flow is 10-26ml/s so that liquid cement grinding additive relatively and high pressure draught form low flow velocity;
The 5th step, liquid cement grinding additive flow into Liqiud-gas mixing device (3) by magnetic valve (6) and feed liquor amount control device (7), meanwhile, the low flow velocity of high pressure draught that micro air pump (2) is produced and liquid cement grinding additive mixes, and high velocity air ejects the atomizing shape with liquid cement grinding additive by shower nozzle.
In sum, the technology of the present invention has following advantage:
1, under the immovable condition of cement mill device systems, adopt the cement grinding aid atomising device can change material dispersed and flowability in the mill, effectively eliminate the Electrostatic Absorption and the bag ball of cement subparticle and stick with paste the mill phenomenon, optimize the cement granules grating.
2, under the identical strength of cement grade prerequisite of maintenance, clinker generally can reduce 10-15% behind the use atomized liquid cement grinding aid, simultaneously corresponding increase composite material total amount 8-12%.
3, keeping under the constant prerequisite of original mill output, can reduce cement fineness or improve cement specific surface area, and can improve each age strength of cement, strength of cement was being improved in 3 days improved more than 20% in 30%, 28 day; Or keep existing cement fineness or specific area, the output that can improve cement mill is more than 15%.
4, other economic benefit that liquid cement grinding additive can also bring as cement production enterprise is used in atomizing: per unit area yield cement power consumption. the consumption of abrasive body. and the lining board of grinder consumption. the corresponding decline of maintenance cost, production efficiency improves, the corresponding expansion of enterprise's production scale, the cement integrated cost descends.The use of atomized water cement grinding aids simultaneously can improve the flowability and the stability of cement, improves the efficient of powder concentrator, reduces cement knot storehouse phenomenon, reduces the exhaust gas and dust discharging.
Description of drawings
Accompanying drawing 1 is the structural representation of the atomising device of cement grinding aid of the present invention;
Accompanying drawing 2 is a principle of the invention structural representation;
Wherein: 1 liquid tank, 11 discharging openings, 2 air pumps, 21 gas outlets, 3 Liqiud-gas mixing devices, 31 air inlets, 32 charging apertures, 33 discharging openings, 4 shower nozzles, 5 liquid filters, 6 magnetic valves, 7 feed liquor amount regulation devices, 8 isochronous controllers.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment, but the present invention is not limited to following examples.
As shown in Figure 1, a kind of atomising device of cement grinding aid, it comprises liquid tank 1, air pump 2, Liqiud-gas mixing device 3, shower nozzle 4 and isochronous controller 8, the gas outlet 21 of described air pump 2 is connected with the air inlet 31 of Liqiud-gas mixing device 3, the discharging opening 11 of described liquid tank 1 is connected with the charging aperture (32) of Liqiud-gas mixing device (3), described shower nozzle (4) be connected with discharging openings Liqiud-gas mixing device (3) (33), be provided with magnetic valve 6 between described liquid tank 1 and the Liqiud-gas mixing device 3, with regulation and control cement agent flux and flow velocity, described isochronous controller 8 is connected with magnetic valve 6 with air pump 2 respectively.
Be conveniently regulating and controlling air pump 2, air pump is a micro air pump, is provided with isochronous controller 8 between described micro air pump 2 and the magnetic valve 6, and micro air pump 2 and magnetic valve 6 synchronization modulations are to realize micro air pump 2 and magnetic valve 6 synchronous start and stop.
In order to regulate and control the flow of liquid cement grinding additive, be provided with feed liquor amount regulation device 7 between the charging aperture 32 of magnetic valve 6 and Liqiud-gas mixing device 3.
For preventing that entering impurity in the micro air pump 2 is blown into Liqiud-gas mixing device 3, can be provided with pneumatic filter between micro air pump 2 and Liqiud-gas mixing device 3.
For the residue that prevents liquid cement grinding additive stops up shower nozzle 4, the discharging opening of liquid tank 1 is established 11 and is equipped with out liquid filter 5.
In order to regulate and control the sprinkling amount and the spray area thereof of cement grinding aid more easily, shower nozzle adopts many nozzle structures.
As shown in Figure 2, a kind of using method of cement grinding aid atomising device may further comprise the steps,
The first step, liquid cement grinding additive is filled into liquid tank (1);
Second step, unlatching isochronous controller (8) make magnetic valve (6) and micro air pump (2) connect power supply;
The 3rd step, adjusting micro air pump (2), the air-flow that is produced to micro air pump (2) enters Liqiud-gas mixing device (3), and making Liqiud-gas mixing device (3) gas inside pressure is 1.0 * 10^6Pa-5.0 * 10^6Pa, and air-flow velocity remains on 8-12m/s; So that flowing gas forms High Voltage, high gas flow.
The 4th step, regulate feed liquor amount regulation device (7) to the flow of liquid cement grinding additive less than the flow at high speed gas flow, fluid flow is 10-26ml/s so that liquid cement grinding additive relatively and high pressure draught form low flow velocity;
The 5th step, liquid cement grinding additive flow into Liqiud-gas mixing device (3) by magnetic valve (6) and feed liquor amount control device (7), meanwhile, the low flow velocity of high pressure draught that micro air pump (2) is produced and liquid cement grinding additive mixes, and high velocity air ejects the atomizing shape with liquid cement grinding additive by shower nozzle.
Regulation and control magnetic valve and micro air pump are controlled at the atomizing particle diameter of liquid cement grinding additive: 3.2-10 μ m.
Under the immovable condition of cement mill device systems, adopt the cement grinding aid atomising device can change material dispersed and flowability in the mill, effectively eliminate the Electrostatic Absorption and the bag ball of cement subparticle and stick with paste the mill phenomenon, optimize the cement granules grating.
Keeping under the constant prerequisite of original mill output, can reduce cement fineness or improve cement specific surface area, and can improve each age strength of cement, strength of cement was being improved in 3 days improved more than 20% in 30%, 28 day; Or keep existing cement fineness or specific area, the output that can improve cement mill is more than 15%.
Other economic benefit that atomizing uses liquid cement grinding additive to bring as cement production enterprise: per unit area yield cement power consumption. the consumption of abrasive body. the lining board of grinder consumption. the corresponding decline of maintenance cost, production efficiency improves, the corresponding expansion of enterprise's production scale, the cement integrated cost descends.The use of atomized water cement grinding aids simultaneously can improve the flowability and the stability of cement, improves the efficient of powder concentrator, reduces cement knot storehouse phenomenon, reduces the exhaust gas and dust discharging.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (6)
1. the atomising device of a cement grinding aid, it comprises liquid tank (1), air pump (2), Liqiud-gas mixing device (3), shower nozzle (4) and isochronous controller (8), it is characterized in that: the gas outlet (21) of described air pump (2) is connected with the air inlet (31) of Liqiud-gas mixing device (3), the discharging opening (11) of described liquid tank (1) is connected with the charging aperture (32) of Liqiud-gas mixing device (3), described shower nozzle (4) device is on the discharging opening (33) of Liqiud-gas mixing device (3), be provided with magnetic valve (6) between described liquid tank (1) and the Liqiud-gas mixing device (3), with regulation and control cement agent flux and flow velocity, described isochronous controller (8) is connected with magnetic valve (6) with air pump (2) respectively.
2. the atomising device of cement grinding aid according to claim 1, it is characterized in that: described air pump (2) is a micro air pump.
3. the atomising device of cement grinding aid according to claim 1 is characterized in that: be provided with feed liquor amount regulation device (7) between the charging aperture (32) of described magnetic valve (6) and Liqiud-gas mixing device (3).
4. the atomising device of cement grinding aid according to claim 1, it is characterized in that: the discharging opening (11) of described liquid tank (1) is provided with liquid filter (5).
5. the atomising device of cement grinding aid according to claim 1, it is characterized in that: described shower nozzle (4) adopts many nozzle structures.
6. the using method of a cement grinding aid atomising device may further comprise the steps, and it is characterized in that:
The first step, liquid cement grinding additive is filled into liquid tank (1);
Second step, unlatching isochronous controller (8) make magnetic valve (6) and micro air pump (2) connect power supply;
The 3rd step, adjusting micro air pump (2), the air-flow that is produced to micro air pump (2) enters Liqiud-gas mixing device (3), and making Liqiud-gas mixing device (3) gas inside pressure is 1.0 * 10^6Pa-5.0 * 10^6Pa, and air-flow velocity remains on 8-12m/s;
The 4th step, regulate feed liquor amount regulation device (7) to the flow of liquid cement grinding additive less than the flow at high speed gas flow, fluid flow is 10-26ml/s so that liquid cement grinding additive relatively and high pressure draught form low flow velocity;
The 5th step, liquid cement grinding additive flow into Liqiud-gas mixing device (3) by magnetic valve (6) and feed liquor amount control device (7), meanwhile, the low flow velocity of high pressure draught that micro air pump (2) is produced and liquid cement grinding additive mixes, and high velocity air ejects the atomizing shape with liquid cement grinding additive by shower nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2009102107248A CN102049360A (en) | 2009-11-06 | 2009-11-06 | Atomization device for cement grinding aid and using method thereof |
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| CN2009102107248A CN102049360A (en) | 2009-11-06 | 2009-11-06 | Atomization device for cement grinding aid and using method thereof |
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| CN102049360A true CN102049360A (en) | 2011-05-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022146407A1 (en) * | 2020-12-29 | 2022-07-07 | Сергей Иванович ЕСАУЛЕНКО | Method for grinding material in a ball and drum mill |
| EP3862291A4 (en) * | 2018-11-28 | 2022-07-20 | Murata Manufacturing Co., Ltd. | Atomizer |
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2009
- 2009-11-06 CN CN2009102107248A patent/CN102049360A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3862291A4 (en) * | 2018-11-28 | 2022-07-20 | Murata Manufacturing Co., Ltd. | Atomizer |
| WO2022146407A1 (en) * | 2020-12-29 | 2022-07-07 | Сергей Иванович ЕСАУЛЕНКО | Method for grinding material in a ball and drum mill |
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Application publication date: 20110511 |