CN107051246B - Automatic emulsion preparation device - Google Patents
Automatic emulsion preparation device Download PDFInfo
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- CN107051246B CN107051246B CN201710228542.8A CN201710228542A CN107051246B CN 107051246 B CN107051246 B CN 107051246B CN 201710228542 A CN201710228542 A CN 201710228542A CN 107051246 B CN107051246 B CN 107051246B
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- emulsion
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- 239000000839 emulsion Substances 0.000 title claims abstract description 61
- 238000002360 preparation method Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 138
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 239000003921 oil Substances 0.000 claims abstract description 63
- 238000003860 storage Methods 0.000 claims abstract description 33
- 239000012208 gear oil Substances 0.000 claims abstract description 21
- 238000005189 flocculation Methods 0.000 claims abstract description 17
- 230000016615 flocculation Effects 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000003814 drug Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 239000008213 purified water Substances 0.000 claims description 12
- 238000005304 joining Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000008234 soft water Substances 0.000 claims 2
- 230000006837 decompression Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000746 purification Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/2201—Control or regulation characterised by the type of control technique used
- B01F35/2202—Controlling the mixing process by feed-back, i.e. a measured parameter of the mixture is measured, compared with the set-value and the feed values are corrected
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/4105—Methods of emulsifying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/414—Emulsifying characterised by the internal structure of the emulsion
- B01F23/4145—Emulsions of oils, e.g. fuel, and water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2111—Flow rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2214—Speed during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2215—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/48—Mixing water in water-taps with other ingredients, e.g. air, detergents or disinfectants
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an automatic emulsion preparation device, which comprises a water purification device, a preparation device and a controller; the water purifying device comprises a flocculation pretreatment device, a filtering device, a water softening device, a pH adjusting device and a water storage device; the liquid preparation device comprises a liquid preparation box, a mixer, a concentration sensor, a second electric control valve, a water flow meter, a high-pressure pump, a gear oil pump, a frequency converter and a controller; the controller is connected with the stirring mechanism, the pH sensor, the first electric control valve, the circulating pump, the concentration sensor, the second electric control valve, the water flowmeter and the frequency converter of the gear oil pump. The automatic emulsion preparation device provided by the invention realizes automatic proportioning of the emulsified oil and the clear water, improves the liquid supply quality of the emulsified liquid, improves the liquid preparation efficiency, can prevent harmful substances from wearing and corroding underground hydraulic equipment, avoids potential safety hazards of a hydraulic support in use, ensures the stability of the support in use, and has important practical significance for safe and efficient production of a working surface.
Description
Technical Field
The invention relates to the field of coal mines, in particular to an automatic emulsion preparation device.
Background
The mine emulsion pump station is one of key equipment of a modern high-yield high-efficiency fully-mechanized coal mining face in a coal mine, and emulsion transportation is needed for the mine emulsion pump station in order to ensure safe and reliable operation of the fully-mechanized coal mining face. The traditional emulsion is prepared manually, the labor intensity of the mode is high, the concentration of the emulsion prepared each time can not be guaranteed to meet the use requirement, and the liquid preparation efficiency and the liquid preparation quality are required to be improved; in addition, as the configuration of the emulsion has certain requirements on water quality, if a large amount of turbidity, suspended matters, granularity, acid and alkali and other harmful substances exist in the actual mine water, the underground hydraulic equipment can be worn and corroded, so that potential safety hazards exist in the use of the hydraulic support.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an automatic emulsion preparation device for solving the technical problems.
The invention provides an automatic emulsion preparation device, which comprises: the water purifying device, the liquid preparing device and the controller;
the water purifying device comprises a flocculation pretreatment device, a filtering device, a water softening device, a pH adjusting device and a water storage device; the flocculation pretreatment device is provided with a mine water inlet, a flocculant tank and a stirring mechanism are arranged on the flocculation pretreatment device, and the flocculation pretreatment device, the filtering device, the water softening device, the pH adjusting device and the water storage device are sequentially communicated through pipelines; at least two layers of filter screens are arranged in the filter device, each filter screen comprises a quartz sand filter screen positioned at the upper part and an active carbon filter screen positioned at the lower part, and a first water purifying pump is arranged on a pipeline between the filter device and the flocculation pretreatment device; the pipeline between the water softening device and the filtering device is provided with a pressure reducing device, the pH adjusting device is provided with an acid medicament tank and an alkaline medicament tank, the acid medicament tank and the alkaline medicament tank are communicated through a discharging pipeline, the discharging pipeline is provided with a first electric control valve, the pH adjusting device is provided with an interface for a pH sensor to penetrate and an installation part for fixing a first circulating pump, and the pipeline between the pH adjusting device and the water softening device is provided with a second water purifying pump; the water storage device is provided with a purified water outlet, and a third purified water pump is arranged on a pipeline between the purified water outlet and the pH adjusting device;
the liquid preparation device comprises a liquid preparation box, a mixer, a concentration sensor, a second electric control valve, a water flow meter, a high-pressure pump, a gear oil pump and a frequency converter; the mixer and the concentration sensor are arranged in the liquid distribution box, the mixer comprises a liquid inlet and a liquid outlet, a mixing cavity is formed between the liquid inlet and the liquid outlet, the liquid inlet comprises a water inlet and an oil inlet which are positioned at two sides of the mixer, the water inlet is connected with a purified water outlet of the water storage device through a water inlet pipe, the electromagnetic valve, the water flowmeter and the high-pressure pump are arranged on the water inlet pipe, the oil inlet is connected with the oil storage box through an oil inlet pipe, and the gear oil pump is arranged on the oil inlet pipe;
the controller is respectively connected with the stirring mechanism, the pH sensor, the first electric control valve, the circulating pump, the concentration sensor, the second electric control valve, the water flowmeter and the frequency converter of the gear oil pump in a communication way; the controller can control the opening of the first electric control valve according to the detection signal of the pH sensor; or controlling the opening of the second electric control valve according to the detection signals of the concentration sensor and the water flow meter, and controlling the frequency converter to adjust the motor rotating speed of the gear oil pump.
Preferably, the water storage device is internally provided with a first liquid level sensor, the liquid distribution tank is internally provided with a second liquid level sensor, the oil storage tank is internally provided with a third liquid level sensor, the first liquid level sensor, the second liquid level sensor and the third liquid level sensor are all connected with the controller, and when the liquid level in the water storage device, the liquid distribution tank and the oil storage tank is lower, the controller can control related equipment to carry out liquid adding.
Preferably, the device also comprises an emulsion oil tank connected with the oil storage tank through an oil filling pump, so that sufficient emulsion supply can be ensured, the gear oil pump 24 is prevented from idling when the emulsion oil storage amount is too small, and the concentration of the emulsion is prevented from being too low, so that the use requirement is not met.
Preferably, the second circulating pump used for fully mixing the emulsion is further arranged in the liquid preparation box, so that the layering of the emulsion oil and the clear water caused by long-time static can be effectively prevented, and the concentration uniformity and stability of the emulsion are ensured.
Preferably, a liquid temperature sensor for collecting the temperature of the emulsion is also arranged in the liquid preparation box.
Preferably, the liquid preparation box is provided with a temperature adjusting mechanism for adjusting the temperature of the emulsion.
Preferably, the temperature adjusting mechanism comprises a heat preservation sleeve, a water flow channel is formed between the heat preservation sleeve and the liquid distribution box, the water flow channel is connected with a cold and hot water device through a pipeline, and the cold and hot water device is controlled to work by a controller so as to ensure the stability of the temperature of emulsion.
Preferably, a filter screen is arranged in the liquid distribution box, so that the mixed particle impurities in the emulsion can be filtered, and the abrasion of the emulsion to underground hydraulic equipment is prevented, and potential safety hazards are brought to the hydraulic support.
Preferably, the oil inlet pipe is also provided with an oil flowmeter, so that an operator can conveniently overhaul the emulsion oil pump during faults.
Preferably, the mixer comprises a mixing part positioned in the middle part, and flow guiding parts respectively positioned at two sides of the mixing part, wherein the water inlet and the oil inlet are respectively positioned on the flow guiding parts, and the mixing of clear water and emulsified oil is more sufficient.
The automatic emulsion preparation device provided by the invention realizes automatic proportioning of the emulsified oil and the clear water, improves the liquid supply quality of the emulsified liquid, improves the liquid preparation efficiency, can prevent harmful substances from wearing and corroding underground hydraulic equipment, avoids potential safety hazards of a hydraulic support in use, ensures the stability of the support in use, and has important practical significance for safe and efficient production of a working surface.
Drawings
Fig. 1 is a schematic structural diagram of an automatic emulsion dispensing device according to the present invention.
Detailed Description
As shown in fig. 1, the automatic emulsion preparation device provided by the invention comprises: the water purifying device, the liquid preparing device and the controller;
the water purifying device comprises a flocculation pretreatment device 1, a filtering device 4, a water softening device 6, a pH adjusting device 8 and a water storage device 15; the flocculation pretreatment device 1 is provided with a mine water inlet, a flocculant tank 2 and a stirring mechanism 3 are arranged on the flocculation pretreatment device 1, a filtering device 4, a water softening device 6, a pH adjusting device 8 and a water storage device 15 are communicated through pipelines in sequence; at least two layers of high-efficiency filter screens are arranged in the filter device 4, each high-efficiency filter screen comprises a quartz sand filter screen 41 positioned at the upper part and an active carbon filter screen 42 positioned at the lower part, and a first water purifying pump 5 is arranged on a pipeline between the filter device 4 and the flocculation pretreatment device 1; a pressure reducing device 7 is arranged on the pipeline between the water softening device 6 and the filtering device 4; the pH adjusting device 8 is provided with an acid medicament tank 9 and an alkaline medicament tank 10, the acid medicament tank 9 and the alkaline medicament tank 10 are communicated through a discharge pipeline, the discharge pipeline is provided with a first electric control valve 11, the pH adjusting device 8 is provided with an interface for a pH sensor 12 to penetrate and an installation part for fixing a first circulating pump 13, and a pipeline between the pH adjusting device 8 and the water softening device 6 is provided with a second water purifying pump 14; the water storage device 15 is provided with a purified water outlet, and a third purified water pump 16 is arranged on a pipeline between the purified water outlet and the pH adjusting device 8;
the liquid preparation device comprises a liquid preparation box 17, a mixer 18, a concentration sensor 19, a second electric control valve 20, a water flowmeter 21, a high-pressure pump 22, a gear oil pump 24 and a frequency converter; the mixer 18 and the concentration sensor 19 are arranged in the liquid preparation tank 17, the mixer 18 comprises a liquid inlet and a liquid outlet, a mixing cavity is formed between the liquid inlet and the liquid outlet, the liquid inlet comprises a water inlet and an oil inlet which are positioned at two sides of the mixer, the water inlet is connected with a purified water outlet of the water storage device 15 through a water inlet pipe, the electromagnetic valve 20, the water flowmeter 21 and the high-pressure pump 22 are arranged on the water inlet pipe, the oil inlet is connected with the oil storage tank 23 through an oil inlet pipe, and the gear oil pump 24 is arranged on the oil inlet pipe;
the controller is respectively connected with the stirring mechanism 3, the pH sensor 12, the first electric control valve 11, the circulating pump 13, the concentration sensor 19, the second electric control valve 20, the water flowmeter 21 and the frequency converter of the gear oil pump 23 in a communication way; the controller can control the opening of the first electric control valve 11 according to the detection signal of the pH sensor 12; or the opening of the second electric control valve 20 is controlled according to the detection signals of the concentration sensor 19 and the water flowmeter 21, and the frequency converter is controlled to adjust the motor rotation speed of the gear oil pump 24.
According to the scheme, when the liquid preparation process is adopted, mine water enters the flocculation pretreatment device 1 from the water inlet, a certain amount of flocculating agent is poured into the flocculation pretreatment device 1 from the flocculating agent tank 2 according to the water quality condition, the stirring mechanism 3 is started to stir the mine water for a certain time, part of particle impurities in the mine water are flocculated and separated from water, the flocculated and pretreated mine water is pumped into the filtration device 4 through the first water purifying pump 5, and the mine water sequentially passes through the multi-layer filter screen from top to bottom, so that impurities, suspended matters, smell and the like in the water are effectively removed, and colorless and odorless clear water is obtained. The filtered clean water is decompressed by a decompressing device 7 to meet the working requirement of the water softening device 6, and is softened in the water softening device 6, so that calcium and magnesium ions in the clean water react to generate insoluble sediment which is CaCO 3 And Mg (OH) 2 Thereby obtaining softened clean water. The softened clean water is pumped by a second clean water pump 14The water is pumped into the pH adjusting device 8, the pH value of clear water in the pH adjusting device 8 is collected by the pH sensor 12, and the system adjusts the working state of the corresponding first electric control valve 11 connected with the acidic medicament tank 9 and the alkaline medicament tank 10 according to data collected by the pH sensor 12, so that the pH value of clear water can be stabilized within the range of 6-9, and the water consumption requirement when emulsion is configured is met. The pH-adjusted clean water is pumped into the water storage device 11 by the third clean water pump 14.
According to the requirements of a hydraulic system of a working face support, the concentration of emulsion is preset, a second electromagnetic valve 20 is opened, clear water in a water storage device 11 is pumped into a mixer 18 through a high-pressure pump 22, clear water flow is collected in real time by a water flowmeter 21, a controller controls a frequency converter to adjust the motor speed of a gear oil pump 24 according to collected data of the water flowmeter 21 and the preset concentration of the emulsion, emulsified oil in an oil storage tank 23 is pumped into the mixer 18 through the gear oil pump 24 and an oil inlet pipe, the clear water and the emulsified oil enter the mixer 18 from two sides respectively and are primarily mixed in the mixer 18, then the mixture naturally falls into a liquid preparation tank 17 through a liquid outlet of the mixer, the concentration of the emulsion in the liquid preparation tank 17 is collected in real time by a concentration sensor 19, the concentration value collected by the concentration sensor 19 is compared with the preset concentration value by the controller, if the difference value between the concentration value is within an acceptable range, the motor speed of the gear oil pump 22 is stabilized, and if the difference value between the two is within an unacceptable range, the controller controls the frequency conversion speed regulation through the frequency converter, namely: if the detection value is smaller than the given value, the controller outputs a signal to the frequency converter, and the frequency converter controls the motor rotation speed of the gear oil pump 22 to increase, so that the oil inlet amount of the emulsified oil is increased, and the concentration of the emulsified liquid is increased while the flow rate of the clean water is unchanged; if the detection value is greater than the given value, the controller outputs a signal to the frequency converter, and the frequency converter controls the motor rotation speed of the gear oil pump 22 to be reduced, so that the oil inlet amount of the emulsified oil is reduced, and the concentration of the emulsified liquid is reduced while the flow rate of the clean water is unchanged; through the process, the concentration of the prepared emulsion can be ensured to meet the preset concentration condition, and the emulsion can be maintained in a stable range.
This scheme is equipped with first level sensor 25 in water storage device 15, is equipped with second level sensor 26 in joining in marriage liquid case 17, is equipped with third level sensor 27 in the batch tank 23, and first level sensor 25, second level sensor 26 and third level sensor 27 all are connected with the controller, and when the liquid level was lower in water storage device 15, joining in marriage liquid case 17 and batch tank 23, the controller can control relevant equipment and carry out the liquid feeding.
In the process of preparing the emulsion, the emulsified oil in the oil storage tank 23 is continuously consumed, and when the storage amount of the emulsified oil is too small, the gear oil pump 24 can idle, and the concentration of the emulsion is too low, so that the use requirement is not met. Therefore, when the emulsion oil storage amount is too small, the oil pump 28 pumps the emulsion oil in the emulsion oil tank 29 into the oil reservoir 23, ensuring that the emulsion supply amount is sufficient.
The second circulating pump 30 for fully mixing the emulsion is further arranged in the liquid distribution tank 17, so that the layering of the emulsion oil and the clear water caused by long-time static can be effectively prevented, and the concentration uniformity and stability of the emulsion are ensured.
The temperature of emulsion influences the performance of emulsion, and then influences the operation life-span of the support equipment of working face, consequently, still is equipped with liquid temperature sensor 31 in joining in marriage the liquid case 17, joins in marriage and installs temperature adjustment mechanism on the liquid case 17, temperature adjustment mechanism includes and is formed with the rivers passageway between insulation cover 32 and the joining in marriage liquid case 17, and liquid temperature sensor 31 gathers emulsion temperature in real time, and the controller is according to the operation of the cold and hot water device of temperature data control and rivers passageway intercommunication that liquid temperature sensor 31 gathered to guarantee emulsion temperature's stability.
If the emulsion is doped with particle impurities, the emulsion will wear down the hydraulic equipment in the well, and bring potential safety hazard to the hydraulic support, therefore, the filter screen 33 is also arranged in the liquid preparation tank 17.
The oil inlet pipe is also provided with an oil flowmeter 34, the oil flowmeter 34 collects the flow of the emulsified oil, and an operator can conveniently overhaul the emulsified oil pump 24 when the fault occurs and can be used as a reference for filling oil into the oil storage tank 17. The above mixer 18 comprises a mixing part in the middle, and flow guiding parts respectively positioned at two sides of the mixing part, wherein the water inlet and the oil inlet are respectively positioned on the flow guiding parts, so that the mixing of the clean water and the emulsified oil is more complete.
The automatic emulsion preparation device provided by the invention realizes automatic proportioning of emulsion oil and clear water, improves the liquid supply quality of emulsion, improves the liquid preparation efficiency, can prevent harmful substances from wearing and corroding underground hydraulic equipment, avoids potential safety hazards of a hydraulic support in use, ensures the stability of the support in use, and has important practical significance for safe and efficient production of a working surface.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. An automatic emulsion dispensing apparatus, comprising: the water purifying device, the liquid preparing device and the controller;
the water purifying device comprises a flocculation pretreatment device (1), a filtering device (4), a soft water device (6), a pH adjusting device (8) and a water storage device (15); the flocculation pretreatment device (1) is provided with a mine water inlet, a flocculant tank (2) and a stirring mechanism (3) are arranged on the flocculation pretreatment device, and the flocculation pretreatment device (1), the filtering device (4), the water softening device (6), the pH adjusting device (8) and the water storage device (15) are communicated through pipelines in sequence; at least two layers of filter screens are arranged in the filter device (4), each filter screen comprises a quartz sand filter screen (41) positioned at the upper part and an active carbon filter screen (42) positioned at the lower part, and a first water purifying pump (5) is arranged on a pipeline between the filter device (4) and the flocculation pretreatment device (1); a decompression device (7) is arranged on a pipeline between the soft water device (6) and the filtering device (4); the pH adjusting device (8) is provided with an acid medicament tank (9) and an alkaline medicament tank (10), the acid medicament tank (9) and the alkaline medicament tank (10) are communicated through a discharge pipeline, a first electric control valve (11) is arranged on the discharge pipeline, the pH adjusting device (8) is provided with an interface for a pH sensor (12) to penetrate and an installation part for fixing a first circulating pump (13), and a second water purifying pump (14) is arranged on a pipeline between the pH adjusting device (8) and the water softening device (6); the water storage device (15) is provided with a purified water outlet, and a third purified water pump (16) is arranged on a pipeline between the purified water outlet and the pH adjusting device (8);
the liquid preparation device comprises a liquid preparation box (17), a mixer (18), a concentration sensor (19), a second electric control valve (20), a water flow meter (21), a high-pressure pump (22), a gear oil pump (24) and a frequency converter; the mixer (18) and the concentration sensor (19) are arranged in the liquid distribution box (17), the mixer (18) comprises a liquid inlet and a liquid outlet, a mixing cavity is formed between the liquid inlet and the liquid outlet, the liquid inlet comprises a water inlet and an oil inlet which are positioned at two sides of the mixer, the water inlet is connected with a purified water outlet of the water storage device (15) through a water inlet pipe, the electromagnetic valve (20), the water flow meter (21) and the high-pressure pump (22) are arranged on the water inlet pipe, the oil inlet is connected with the oil storage box (23) through an oil inlet pipe, and the gear oil pump (24) is arranged on the oil inlet pipe;
the liquid dispensing device also comprises an emulsified oil drum (29) connected with the oil storage tank (23) through an oil filling pump (28);
the controller is respectively connected with the stirring mechanism (3), the pH sensor (12), the first electric control valve (11), the circulating pump (13), the concentration sensor (19), the second electric control valve (20), the water flow meter (21) and the frequency converter of the gear oil pump (23) in a communication way; the controller can control the opening of the first electric control valve (11) according to the detection signal of the pH sensor (12); or controlling the opening of the second electric control valve (20) according to the detection signals of the concentration sensor (19) and the water flow meter (21), and controlling the frequency converter to adjust the motor rotation speed of the gear oil pump (24);
be equipped with first liquid level sensor (25) in water storage device (15), be equipped with second liquid level sensor (26) in joining in marriage liquid case (17), be equipped with third liquid level sensor (27) in batch oil tank (23), first liquid level sensor (25), second liquid level sensor (26) and third liquid level sensor (27) all are connected with the controller, still be equipped with in joining in marriage liquid case (17) and be used for carrying out intensive mixing's second circulating pump (30) to the emulsion, still be equipped with in joining in marriage liquid case (17) and be used for gathering emulsion temperature's liquid temperature sensor (31), be equipped with on joining in marriage liquid case (17) and be used for adjusting emulsion temperature's temperature adjustment mechanism, be equipped with filter screen (33) in joining in marriage liquid case (17).
2. The automatic emulsion preparation device according to claim 1, wherein the temperature adjusting mechanism comprises a heat preservation sleeve (32), a water flow channel is formed between the heat preservation sleeve (32) and the emulsion preparation box (17), the water flow channel is connected with a cold and hot water device through a pipeline, and the cold and hot water device is controlled to work by a controller.
3. The automatic emulsion preparation device according to claim 1, wherein the oil inlet pipe is further provided with an oil flowmeter (34).
4. The automatic emulsion preparation device according to claim 1, wherein the mixer (18) comprises a mixing part positioned in the middle, and diversion parts positioned on two sides of the mixing part respectively, and the water inlet and the oil inlet are positioned on the diversion parts respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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