CN103100334B - Emulsified liquid supplying system for underground coal mine - Google Patents
Emulsified liquid supplying system for underground coal mine Download PDFInfo
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- CN103100334B CN103100334B CN201310064761.9A CN201310064761A CN103100334B CN 103100334 B CN103100334 B CN 103100334B CN 201310064761 A CN201310064761 A CN 201310064761A CN 103100334 B CN103100334 B CN 103100334B
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Abstract
The invention discloses an emulsified liquid supplying system for an underground coal mine, and belongs to the technical field of emulsified liquid supply. The emulsified liquid supplying system for the underground coal mine consists of three parts including an emulsified liquid proportioning system, an emulsified liquid system as well as an electric control system, wherein an emulsified liquid box is internally provided with a stirring chamber; the emulsified liquid proportioning system accurately controls the amount of emulsified oil and clean water which participate in proportioning by adopting a flow mater, and stirs emulsified oil and clean water in the stirring chamber by adopting a stirrer for mixing fully; and the emulsified liquid box is internally provided with an emulsified liquid concentration sensor and a liquid level sensor for monitoring the concentration and the liquid level of the emulsified liquid. Additionally the device is provided with a circulating pump which can pump the emulsified liquid in the emulsified liquid box into the stirring chamber to be stirred, and then send the emulsified liquid back to the emulsified liquid box for preventing oil and water separation. The emulsified liquid supplying system for the underground coal mine provided by the invention is high in working efficiency, has long service life, runs stable and reliably, can control the concentration of emulsified liquid accurately and can monitor the concentration and the liquid level, can prevent oil and water separation effectively, and has wide practicability.
Description
Technical field
The present invention relates to a kind of emulsion liquid-feed system, particularly a kind of emulsion liquid-feed system for underground coal mine, belongs to emulsion liquid-feed technical field.
Background technology
Emulsion is the working media of coal mine underground hydraulic support frame, is mixed by oil emulsion and water, and its concentration requirement is within the scope of 3%-5%, and excessive concentration then causes waste, and concentration is too low, and hydraulic support easily gets rusty, and service life shortens.Except concentration, the service behaviour of mixability to hydraulic support of oil emulsion and water also has considerable influence.
Current emulsion ratio has manual proportioning and automatic mixing two kinds of modes, and the water of manual proportioning and artificial measured amounts and oil emulsion, then mix and stir; Automatic mixing generally adopts Normal hydraulic pump such as gear pump to extract oil emulsion, then mixes with water.There is two problems like this: one is that the participation oil emulsion of proportioning and the ratio of clear water not easily realize accurate control; Two is the abundant mixing being difficult to realize oil emulsion and water, namely oil emulsion is resolved into particle little as far as possible and water is mixed into emulsion.
Summary of the invention
For above-mentioned existing technical problem, the invention provides a kind of emulsion liquid-feed system for underground coal mine, the accurate formulation of concentration of emulsion used and the abundant mixing of oil emulsion and water can be realized, operating efficiency is high, long service life, operate steadily reliable.
In order to achieve the above object, the invention provides following technical scheme: this is used for the emulsion liquid-feed system of underground coal mine, comprise liquid mixing system, emulsion system and electric-control system, described liquid mixing system comprises clear water joint, stop valve, two-way electromagnetic valve, first-class gauge, second gauge, emulsion tank, emulsification oil pump, check valve, described emulsion system comprises concentration of emulsion used sensor, liquid level sensor and emulsion box, liquid mixing system also comprises teeter chamber and agitator, and emulsion system also comprises circulating pump, clear water joint in liquid mixing system connects stop valve by pipeline, the outlet of stop valve connects two-way electromagnetic valve by pipeline, through pipeline access teeter chamber after first-class gauge, oil emulsion pump inlet connects emulsion tank by the road, after outlet connects check valve and second gauge by the road, access teeter chamber by the road again, the stirring-head of agitator is installed in teeter chamber, pump inlet in emulsion system connects emulsion box by the road, outlet accesses teeter chamber by the road, concentration of emulsion used sensor, liquid level sensor is installed in emulsion box, two-way electromagnetic valve, flowmeter and, concentration of emulsion used sensor, liquid level sensor, the electric control circuit of agitator and the motor of circulating pump, the electric driving force circuit of the motor of emulsification oil pump all accesses electric-control system.
Further, the output signal of liquid level sensor is on-off model or analog signals.
Operation principle: emulsion ratio system adopts the accurate oil emulsion of control and participate in proportioning of flowmeter and the amount of clear water, and adopts agitator to stir oil emulsion and clear water in teeter chamber, realizes fully mixing; Concentration of emulsion used sensor and liquid level sensor, monitor concentration of emulsion used and liquid level; Concentration of emulsion used in emulsion box is undesirable or when there is water-oil separating, circulating pump is automatically extracted into teeter chamber the emulsion in emulsion box and stirs, and then gets back to emulsion box.
Compared with prior art, in the present invention, inlet pipeline and in-line are provided with flowmeter, and detect and the water of control and participate in proportioning and the amount of oil emulsion, teeter chamber is provided with agitator, achieves the abundant mixing of oil emulsion and water; Concentration of emulsion used sensor and liquid level sensor are installed in emulsion box, achieve the real-time detection to concentration of emulsion used and liquid level; Circulating pump can make emulsion circulate, prevent water-oil separating or concentration of emulsion used undesirable.Operating efficiency of the present invention is high, long service life, operate steadily real-time detection that is reliable, that accurately can control concentration of emulsion used, carry out concentration range, and effectively can prevent the water-oil separating of emulsion, has practicality widely.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
In figure: 1. stop valve, 2. two-way electromagnetic valve, 3. first-class gauge, 4. second gauge, 5. concentration of emulsion used sensor, 6. liquid level sensor, 7. circulating pump, 8. agitator, 9. teeter chamber, 10. emulsion box, 11. electric-control systems, 12. emulsion tanks, 13. emulsification oil pumps, 14. check valves, A. clear water joint.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, of the present inventionly clear water joint A, stop valve 1, two-way electromagnetic valve 2, first-class gauge 3, second gauge 4, concentration of emulsion used sensor 5, liquid level sensor 6, circulating pump 7, agitator 8, teeter chamber 9, emulsion box 10, electric-control system 11, emulsion tank 12, emulsification oil pump 13 and check valve 14 is comprised, clear water joint A in liquid mixing system connects stop valve 1 by pipeline, the outlet of stop valve 1 connects two-way electromagnetic valve 2 by pipeline, through pipeline access teeter chamber 9 after first-class gauge 3, emulsification oil pump 13 import connects emulsion tank 12 by the road, after outlet connects check valve 14 and second gauge 4 by the road, access teeter chamber 9 by the road again, the stirring-head of agitator 8 is installed in teeter chamber 9, circulating pump 7 import in emulsion system connects emulsion box 10 by the road, outlet accesses teeter chamber 9 by the road, concentration of emulsion used sensor 5, liquid level sensor 6 is installed in emulsion box 10, two-way electromagnetic valve 2, first-class gauge 3, second gauge 4, concentration of emulsion used sensor 5, liquid level sensor 6, the electric control circuit of agitator 8 and the motor of circulating pump 7, the electric driving force circuit of the motor of emulsification oil pump 13 all accesses electric-control system 11.Wherein the output signal of liquid level sensor 6 is on-off model or analog signals.
During proportioning emulsion, first-class gauge 3 adds up the volume of the clear water flow through through two-way electromagnetic valve 2, and when clear water volume reaches predetermined value, two-way electromagnetic valve 2 dead electricity is closed.Second gauge 4 adds up the volume of the oil emulsion that emulsification oil pump 13 extracts from emulsion tank 12 through check valve 14, and when oil emulsion volume reaches predetermined value, emulsification oil pump 13 shuts down.The oil emulsion and the clear water that participate in proportioning enter teeter chamber 9, after agitator 8 fully stirs, enter emulsion box 10.
When emulsion liquid level in emulsion box 10 is on the low side, electric-control system 11 calculates the emulsion quantity needing preparation according to the detected value of liquid level sensor 6, carry out proportioning as stated above.
When concentration of emulsion used in emulsion box 10 is on the low side, electric-control system 11 calculates the quantity of the oil emulsion needing to add according to the detected value of concentration of emulsion used sensor 5, oil emulsion is extracted by emulsification oil pump 13, the emulsion extracted in emulsion box 10 by circulating pump 7 fully stirs to teeter chamber 9, and then enter emulsion box 10, second gauge 4 adds up the oil emulsion quantity added, emulsification oil pump 13 dead electricity fuel cut-off when reaching requested number.
When concentration of emulsion used in emulsion box 10 is higher, electric-control system 11 calculates the quantity of the clear water needing to add according to the detected value of concentration of emulsion used sensor 5, two-way electromagnetic valve 2 electricly must add clear water, the emulsion extracted in emulsion box 10 by circulating pump 7 fully stirs to teeter chamber 9, and then enter emulsion box 10, first-class gauge 3 adds up the clear water quantity added, and when reaching requested number, two-way electromagnetic valve 2 dead electricity stops adding clear water.
When water-oil separating appears in the emulsion in emulsion box 10, the emulsion extracted in emulsion box 10 by circulating pump 7 stirs to teeter chamber 9, and then enters emulsion box 10.
Claims (1)
1. the emulsion liquid-feed system for underground coal mine, comprise liquid mixing system, emulsion system and electric-control system (11), described liquid mixing system comprises clear water joint (A), stop valve (1), two-way electromagnetic valve (2), first-class gauge (3), second gauge (4), emulsion tank (12), emulsification oil pump (13) and check valve (14), described emulsion system comprises concentration of emulsion used sensor (5), liquid level sensor (6) and emulsion box (10), it is characterized in that, liquid mixing system also comprises teeter chamber (9) and agitator (8), and emulsion system also comprises circulating pump (7), clear water joint (A) in liquid mixing system connects stop valve (1) by pipeline, the outlet of stop valve (1) connects two-way electromagnetic valve (2) by pipeline, first-class gauge (3) is by pipeline access teeter chamber (9), emulsification oil pump (13) import connects emulsion tank (12) by the road, after outlet connects check valve (14) and second gauge (4) by the road, access teeter chamber (9) more by the road, the stirring-head of agitator (8) is installed in teeter chamber (9), circulating pump (7) import in emulsion system connects emulsion box (10) by the road, outlet accesses teeter chamber (9) by the road, concentration of emulsion used sensor (5), liquid level sensor (6) is installed in emulsion box (10), two-way electromagnetic valve (2), first-class gauge (3), second gauge (4), concentration of emulsion used sensor (5), liquid level sensor (6), the electric control circuit of agitator (8) and the motor of circulating pump (7), the electric driving force circuit of the motor of emulsification oil pump (13) all accesses electric-control system (11), the output signal of described liquid level sensor (6) is on-off model or analog signals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310064761.9A CN103100334B (en) | 2013-02-28 | 2013-02-28 | Emulsified liquid supplying system for underground coal mine |
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| CN201310064761.9A CN103100334B (en) | 2013-02-28 | 2013-02-28 | Emulsified liquid supplying system for underground coal mine |
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| CN103100334A CN103100334A (en) | 2013-05-15 |
| CN103100334B true CN103100334B (en) | 2015-03-25 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104772095B (en) * | 2015-03-16 | 2016-05-18 | 浙江大学 | Automatically regulate chloramines preparation facilities and the method thereof of pharmacy response usage ratio according to variations in temperature |
| CN106894979B (en) * | 2017-03-22 | 2019-05-24 | 中国神华能源股份有限公司 | A kind of emulsion power pack |
| CN106881050A (en) * | 2017-04-10 | 2017-06-23 | 安徽恒源煤电股份有限公司 | A kind of exploiting field central liquid supply system |
| CN110252165A (en) * | 2019-07-19 | 2019-09-20 | 辽宁联胜机械制造有限公司 | A kind of emulsion ratio system |
| CN111530315A (en) * | 2020-05-07 | 2020-08-14 | 青岛中加特电气股份有限公司 | Method, equipment and storage medium for controlling concentration ratio of emulsion |
| CN113600043A (en) * | 2021-09-13 | 2021-11-05 | 无锡威顺煤矿机械有限公司 | Automatic, accurate emulsion ratio workstation |
| CN113828178A (en) * | 2021-10-18 | 2021-12-24 | 北京格洛博机械设备有限公司 | Intelligent emulsion preparation system |
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| CN201419085Y (en) * | 2009-03-13 | 2010-03-10 | 江苏华彬给排水设备有限公司 | Emulsion proportioning device for coal mine |
| CN102704960A (en) * | 2012-06-14 | 2012-10-03 | 湖南星奥信息技术有限公司 | Mineral efficient energy-saving emulsification liquid feeding unit |
| CN102921323A (en) * | 2012-11-13 | 2013-02-13 | 徐州五洋科技股份有限公司 | Emulsified liquid proportioning and concentration detection device |
| CN203123932U (en) * | 2013-02-28 | 2013-08-14 | 徐州五洋科技股份有限公司 | Emulsified liquid supply system for underground coal mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS61143494A (en) * | 1984-12-17 | 1986-07-01 | Kunikazu Mori | Installation for refining low-quality oil into fuel |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201419085Y (en) * | 2009-03-13 | 2010-03-10 | 江苏华彬给排水设备有限公司 | Emulsion proportioning device for coal mine |
| CN102704960A (en) * | 2012-06-14 | 2012-10-03 | 湖南星奥信息技术有限公司 | Mineral efficient energy-saving emulsification liquid feeding unit |
| CN102921323A (en) * | 2012-11-13 | 2013-02-13 | 徐州五洋科技股份有限公司 | Emulsified liquid proportioning and concentration detection device |
| CN203123932U (en) * | 2013-02-28 | 2013-08-14 | 徐州五洋科技股份有限公司 | Emulsified liquid supply system for underground coal mine |
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