CN202052513U - Density adjusting device for emulsified liquid of rolling mill - Google Patents
Density adjusting device for emulsified liquid of rolling mill Download PDFInfo
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- CN202052513U CN202052513U CN201120157384XU CN201120157384U CN202052513U CN 202052513 U CN202052513 U CN 202052513U CN 201120157384X U CN201120157384X U CN 201120157384XU CN 201120157384 U CN201120157384 U CN 201120157384U CN 202052513 U CN202052513 U CN 202052513U
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Abstract
The utility model relates to a density adjusting device for an emulsified liquid of a rolling mill, which comprises a petroleum tank, a desalted water tank, an emulsified liquid liquid-supplying box, a petrol pump, a desalted water pump, flow meters, an oil-water-mixing device and connecting pipelines. One end of the petrol pump is connected with the petroleum tank, and the outlet of the other end is connected with a flow meter connected with the oil-water-mixing device through an outlet pipeline. One end of the desalted water pump is connected with the desalted water tank, and the outlet of the other end is connected with another flow meter connected with the oil-water-mixing device through an outlet pipeline. The oil-water-mixing device is connected with the emulsified liquid liquid-supplying box through a mixture outlet pipeline. The density device for the emulsified liquid of the rolling mill is high in accuracy of density control, sufficient in oil water mixture, and capable of greatly reducing rolling oil loss during a process of liquid supplementation, subsequently reducing oil consumption of the system, improving emulsification capability of oil water mixture by setting the temperatures of the petroleum tank and the desalted water tank in a proper range according to the properties of oil and the fact that the oil has different capability of mixture and emulsification under different temperatures.
Description
Technical field
The utility model belongs to metallurgical manufacturing field, particularly a kind of concentration adjustment of emulsion of rolling mill and control device.
Background technology
At present, five frame cold continuous rollings generally adopt cooling and the lubricant of emulsion as milling train, and in process of production, on the one hand, because the consumption and the loss of unit, the concentration of emulsion can constantly reduce, and need replenish the concentration of emulsion; In addition, according to different rolling modes, the concentration of emulsion is also different, also needs to carry out the adjustment (concentration is heightened or turned down, and concentration is between 0.5%～6% scope) of concentration.Whether normally the concentration of emulsion is lubricated most important to milling train, directly have influence on the plate face quality of rolling operation and product, and being adjusted in the emulsion system of concentration of emulsion used plays an important role.
The concentration adjustment of emulsion is by adding water and refueling and finish in system.In existing tandem cold rolling mill emulsion system, adopt the method that directly in the emulsion liquid-feed case, adds oil and desalted water respectively to finish mostly, because oil and water independently add, oil is promptly delivered into milling train by the feed flow main pump usually after fully mixing, and is dammed by the milling train feeder in the system, plant equipment etc.
Mainly there is following problem in this method:
1, the concentration control accuracy is low, influences the quality of emulsion.
2, profit undercompounding, the influence of rolled quality.
3, ROLLING OIL run off easily, system's oil consumption height.
Therefore, be necessary to design a kind of concentration adjusting device of emulsion of rolling mill, to improve existing concentration of emulsion used control method.
Summary of the invention
Task of the present utility model provides a kind of concentration adjusting device of emulsion of rolling mill, and it has solved in the concentration of emulsion used for rolling mill process for preparation of above-mentioned prior art, and the concentration control accuracy is low, profit undercompounding, ROLLING OIL runs off easily and problems such as waste and oil consumption height.
Technical solution of the present utility model is as follows:
A kind of concentration adjusting device of emulsion of rolling mill comprises petroleum tank (1), desalination water pot (5) and emulsion liquid-feed case (3), also comprises gasoline pump (2), desalination water pump (6), flowmeter, oil-water mixer (8) and connecting pipe;
Described gasoline pump (2) one ends connect petroleum tank (1), the outlet connection traffic meter (4) of gasoline pump (2) other end, and flowmeter (4) is connected to oil-water mixer (8) by outlet conduit;
Described desalination water pump (6) one ends connect desalination water pot (5), the outlet connection traffic meter (7) of desalination water pump (6) other end, and flowmeter (7) is connected to oil-water mixer (8) by outlet conduit;
Described oil-water mixer (8) is connected with emulsion liquid-feed case (3) by the mixture outlet pipeline;
The liquid level of the liquid level of described gasoline pump (2), desalination water pump (6), flowmeter (4), (7) and emulsion liquid-feed case (3), the liquid level of desalination water pot (5), petroleum tank (1) all is connected with PLC and interlocked control.
Described gasoline pump (2) is connected petroleum tank (1) bottom by pipeline.
Described desalination water pump (6) is connected desalination water pot (5) bottom by pipeline.
Described gasoline pump (2) is a variable frequency pump.
Mixer (9) is set in the described emulsion liquid-feed case (3).
Described petroleum tank is provided with steam heater in (1), and interlocks with the thermometer of steam heater.
In the described desalination water pot (5) steam heater is set, and interlocks with the thermometer of steam heater.
The concentration adjusting device system of emulsion of rolling mill of the present utility model adopts crude oil and desalted water to mix the mode that adds automatically, according to the concentration of emulsion used C1 of current mensuration and the emulsion volume V1 in the system, the aimed concn C0 that coupling system needs, calculate the amount Q1 and the Q2 that determine in the emulsion main tank, to add crude oil and desalted water, by in liquid-feed main tank, adding oil water mixture, make the concentration of main tank internal emulsification liquid reach aimed concn C0, satisfy the instructions for use of milling train.
Determined dosage Q1, behind the Q2, by to the dosage Q1 of corresponding flow meter separately, after Q2 sets, after startup desalination water pump adds on the guidance panel, according to the concentration requirement of setting, system can discern whether need to start crude oil pump automatically, and oil and water can enter in the oil-water mixer that is arranged on the efficient mixing on the pipeline synchronously, enter in the liquid-feed main tank of emulsion through the efficient oil water mixture that mixes, crude oil pump is a variable frequency pump, carry out the control of frequency conversion rate with the time T that adds of desalination water pump, desalination water pump and crude oil pump are according to system's interlocking effect, finish synchronously to refuel and move, make new oil and the water that replenishes fully to mix and emulsification.
Adopt the concentration adjusting device of emulsion of rolling mill of the present utility model, to the control accuracy height of concentration, profit mixes fully, and the ROLLING OIL that has significantly reduced in the fluid infusion process easily runs off, thereby has saved the oil consumption of system.At the characteristic of oil, according to the mixing of oil under different temperatures, the difference of emulsifying capacity, the temperature of petroleum tank and desalination water pot is set in preferably in the scope, the emulsifying capacity that makes profit mix is better.
The major advantage of the concentration adjusting device of emulsion of rolling mill of the present utility model is as follows:
1, concentration control accuracy height.
2, profit mixes fully, has guaranteed the quality of emulsion.
3, ROLLING OIL is difficult for running off, and has reduced system's oil consumption.
4, automaticity height, once input, a key operation.
5, the operation operation is easy, system stability.
Description of drawings
Fig. 1 is the schematic diagram of the concentration adjusting device of a kind of emulsion of rolling mill of the present utility model.
Reference numeral:
1 is petroleum tank, and 2 is gasoline pump (variable frequency pump), and 3 is the emulsion liquid-feed case, and 4 is flowmeter, and 5 are the desalination water pot, and 6 are the desalination water pump, and 7 is flowmeter, and 8 is oil-water mixer, and 9 is mixer.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Referring to Fig. 1, the concentration adjusting device of a kind of emulsion of rolling mill of the present utility model mainly is made of petroleum tank 1, gasoline pump 2, emulsion liquid-feed case 3, flowmeter 4, desalination water pot 5, desalination water pump 6, flowmeter 7, oil-water mixer 8 and the pipeline that is connected.
The liquid level of the liquid level of gasoline pump 2, desalination water pump 6, flowmeter 4,7 and emulsion liquid-feed case 3, the liquid level of desalination water pot 5, petroleum tank 1 all is connected with PLC and interlocked control.
In the petroleum tank 1 steam heater is set, and interlocks, temperature is remained in the best temperature range with the thermometer of steam heater.In the desalination water pot 5 steam heater is set, and interlocks, temperature is remained in the best temperature range with the thermometer of steam heater.
The concentration adjusting device of a kind of emulsion of rolling mill of the present utility model has adopted following mounting means in actual applications:
The utility model is provided with the efficiently oil-water mixer of miscella and water refueling and add on the pipeline of water, oily and water can be mixed well.Simultaneously for the oil that can fully guarantee all interpolations can and water be added in the liquid-feed main tank again after fully mixing, the utility model can satisfy the time synchronized of refueling and adding water, promptly begin to refuel and add water synchronously, refuel and add water, guaranteed that the mixing of profit is abundant with EOS.
Adopt the concentration adjusting device of emulsion of rolling mill of the present utility model, system automation degree height, once input, a key adds, and its main PLC automation interlocked control comprises: the desalination water pump carries out interlocked control according to the setting of flowmeter; Desalination water pump and gasoline pump carry out interlocked control; The time lock that adds of the VFC of gasoline pump and desalination water pump is controlled; The stopping of gasoline pump carries out interlocked control according to the setting of flowmeter; Level chain control in gasoline pump and the petroleum tank; Level chain control in desalination water pump and the desalination water pot.
The utility model in actual applications, the desalination water pump adopts manual operation, gasoline pump adopts control automatically, the unlatching of gasoline pump guarantees that according to desalination water pump interlocked control gasoline pump and desalination water pump begin to add simultaneously.Gasoline pump adopts variable frequency pump, and its frequency combines PLC calculating with the dosage of desalination water pump the time of adding carry out vector controlled, guarantee that gasoline pump and desalination water pump finish to add simultaneously.
One flowmeter is arranged on the export pipeline of gasoline pump, another flowmeter is arranged on the desalted water delivery side of pump pipeline; Flowmeter has been arranged on the pressure pipe road, has made measuring accuracy higher.Oil and water enter the emulsion liquid-feed case again after must mixing through efficient oil-water mixer earlier, and efficient oil-water mixer are arranged on the back of above-mentioned two flowmeters before entering the emulsion liquid-feed case.
In sum, adopt the concentration adjusting device of emulsion of rolling mill of the present utility model, to the control accuracy height of concentration, profit mixes fully, and the ROLLING OIL that has significantly reduced in the fluid infusion process easily runs off, thereby has saved the oil consumption of system.At the characteristic of oil, according to the mixing of oil under different temperatures, the difference of emulsifying capacity, the temperature of petroleum tank and desalination water pot is set in preferably in the scope, the emulsifying capacity that makes profit mix is better.
Certainly, those skilled in the art in the present technique field will be appreciated that, the foregoing description only is to be used for illustrating the utility model, and be not with opposing qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in the scope of the utility model claim the variation of the foregoing description, modification etc.
Claims (7)
1. the concentration adjusting device of an emulsion of rolling mill, comprise petroleum tank (1), desalination water pot (5) and emulsion liquid-feed case (3), it is characterized in that, also comprise gasoline pump (2), desalination water pump (6), flowmeter, oil-water mixer (8) and connecting pipe;
Described gasoline pump (2) one ends connect petroleum tank (1), the outlet connection traffic meter (4) of gasoline pump (2) other end, and flowmeter (4) is connected to oil-water mixer (8) by outlet conduit;
Described desalination water pump (6) one ends connect desalination water pot (5), the outlet connection traffic meter (7) of desalination water pump (6) other end, and flowmeter (7) is connected to oil-water mixer (8) by outlet conduit;
Described oil-water mixer (8) is connected with emulsion liquid-feed case (3) by the mixture outlet pipeline;
The liquid level of the liquid level of described gasoline pump (2), desalination water pump (6), flowmeter (4), (7) and emulsion liquid-feed case (3), the liquid level of desalination water pot (5), petroleum tank (1) all is connected with PLC and interlocked control.
2. the concentration adjusting device of emulsion of rolling mill according to claim 1 is characterized in that, described gasoline pump (2) is connected petroleum tank (1) bottom by pipeline.
3. the concentration adjusting device of emulsion of rolling mill according to claim 1 is characterized in that, described desalination water pump (6) is connected desalination water pot (5) bottom by pipeline.
4. the concentration adjusting device of emulsion of rolling mill according to claim 3 is characterized in that, described gasoline pump (2) is a variable frequency pump.
5. the concentration adjusting device of emulsion of rolling mill according to claim 1 is characterized in that, mixer (9) is set in the described emulsion liquid-feed case (3).
6. the concentration adjusting device of emulsion of rolling mill according to claim 1 is characterized in that, described petroleum tank is provided with steam heater in (1), and interlocks with the thermometer of steam heater.
7. the concentration adjusting device of emulsion of rolling mill according to claim 1 is characterized in that, in the described desalination water pot (5) steam heater is set, and interlocks with the thermometer of steam heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120157384XU CN202052513U (en) | 2011-05-17 | 2011-05-17 | Density adjusting device for emulsified liquid of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120157384XU CN202052513U (en) | 2011-05-17 | 2011-05-17 | Density adjusting device for emulsified liquid of rolling mill |
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| Publication Number | Publication Date |
|---|---|
| CN202052513U true CN202052513U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120157384XU Expired - Fee Related CN202052513U (en) | 2011-05-17 | 2011-05-17 | Density adjusting device for emulsified liquid of rolling mill |
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| CN (1) | CN202052513U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580592A (en) * | 2012-02-24 | 2012-07-18 | 宝山钢铁股份有限公司 | Emulsion preparation system and method |
| CN108043259A (en) * | 2017-12-27 | 2018-05-18 | 山东高成石油科技有限公司 | A kind of in-line blending equipment |
| CN109433036A (en) * | 2018-10-29 | 2019-03-08 | 山东钢铁集团日照有限公司 | A kind of concentration of emulsion used automatic mixing method |
| CN109601921A (en) * | 2019-01-28 | 2019-04-12 | 溜溜果园集团股份有限公司 | A kind of continuous cooking machine |
-
2011
- 2011-05-17 CN CN201120157384XU patent/CN202052513U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580592A (en) * | 2012-02-24 | 2012-07-18 | 宝山钢铁股份有限公司 | Emulsion preparation system and method |
| CN108043259A (en) * | 2017-12-27 | 2018-05-18 | 山东高成石油科技有限公司 | A kind of in-line blending equipment |
| CN109433036A (en) * | 2018-10-29 | 2019-03-08 | 山东钢铁集团日照有限公司 | A kind of concentration of emulsion used automatic mixing method |
| CN109601921A (en) * | 2019-01-28 | 2019-04-12 | 溜溜果园集团股份有限公司 | A kind of continuous cooking machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20180517 |