CN203483925U - Filter press filtrate clear water recycle system - Google Patents
Filter press filtrate clear water recycle system Download PDFInfo
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- CN203483925U CN203483925U CN201320596955.9U CN201320596955U CN203483925U CN 203483925 U CN203483925 U CN 203483925U CN 201320596955 U CN201320596955 U CN 201320596955U CN 203483925 U CN203483925 U CN 203483925U
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- clear water
- filter press
- filtrate
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Abstract
The utility model discloses a filter press filtrate clear water recycle system, comprising a filter press, wherein a hole is formed in the horizontal section of a filtrate pipe of the filter press and is connected with a pipeline led to a clear water tank; a valve is mounted on the pipeline; a time relay is connected with the valve; a liquid level switch which is connected with a control loop in series is mounted in the clear water tank. The valve is an O-shaped pneumatic switch ball valve, the distance between the O-shaped pneumatic switch ball valve and the filtrate pipe is 200mm, and the O-shaped pneumatic switch ball valve is connected with an air compressor. According to the filter press filtrate clear water recycle system, the muddy phase and the clear water phase of the filtrate water of the filter press are reasonably separated selectively, and are respectively led to a thickener and the clear water tank, so that the problem of the supply shortage of the clear water is solved.
Description
Technical field
The utility model relates to water cycle utilization device, the particularly clear water reuse of filter press filtrate.
Background technology
The water consumption of coal preparation plant is larger, often occurs the situation that clear water is under-supply.Take Shanxi Coking town Cheng Di coal preparation plant is example, town Cheng Di coal preparation plant is the coal preparation plant that realizes closed water circuit, full factory clear water is by concentrating sump 704 to supply with, moisturizing is to high pressure pump house 701 clear water reserviors, 701 clear water resupply press filtration factory building, supply the cooling and cleaning of press filtration factory building water pump packing, Horizontal sedimentation centrifuge lubricating oil etc.; 701 clear water are also supplied cooling, the cleaning water of the production equipment of main car wash simultaneously.Must first meet after the water of main car wash, guarantee press filtration factory building water, in continuous coal washing production process, clear water is not enough, causes the chilled(cooling) water supply (CWS) of press filtration factory building not enough and burn water pump packing, oil sealing, anhydrous cleaning and cause the phenomenons such as power house environment poor hygienic.As in a large number, from 704 moisturizings, certainly will cause the full station-service water yield to strengthen.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of filter press filtrate clear water recycling system, to realize the clear water of filter press filtrate water, concentrates, reclaims and reused.
For solving the problems of the technologies described above, the utility model improves existing filter press pipeline.The technical scheme of this novel employing in practical school is:
A kind of filter press filtrate clear water recycling system, comprise filter press, in the perforate of filter press filtrate pipe horizontal segment and connect to lead to the pipeline of clear water reserviors, and on this pipeline mounted valve, valve connect hours relay, is equipped with the liquid-level switch that seals in control loop in clear water reserviors.
Filter press is in the binder course of work, and pan feeding pump is opened filtrate water after 300 seconds and become clear, service time Control valve open, limpid filtrate water flows into clear water reserviors.In order to prevent clear water reserviors water spill-over stream, liquid-level switch is installed in clear water reserviors.Clear water reserviors are full, liquid-level switch action, and valve closing, blocking-up filtrate water enters clear water reserviors.When water level is lower than low liquid-level switch closure, valve open, filtrate water enters clear water reserviors, thereby realizes automatic water supplement.
As a kind of preferred technical scheme, described valve is O type jettron ball valve, and this O type jettron ball valve is connected apart from filtrate pipe 200mm and with air compressor machine.
The utility model, by the muddy stage of filter press filtrate water and clear water stage are selectively rationally separated, enters respectively thickener and clear water reserviors, has solved the under-supply problem of clear water.Be embodied in:
(1
)reduce external moisturizing, guarantee main wash normal production, closed cycle, reduce water resource waste, protection of the environment.(2) because filtrate water is to flow into clear water reserviors by gravity, thereby reduce the power consumption that moisturizing process produces.(3) extension device life cycle, the consumption costs of saving material, accessory, the packing replacing cycle extended to 25 days by 15 days, alleviated worker's labour intensity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
Fig. 3 is water closed cycle schematic diagram.
In figure, 1-filter press, 2-filtrate pipe, 3-clear water reserviors, 4-pipeline, 5-valve, 6-liquid-level switch, 7-air compressor machine, 8-thickener, the KT-time relay.
The specific embodiment
In order to make those skilled in the art better understand the utility model, below in conjunction with accompanying drawing, the utility model is done to further clear, complete explanation.
As shown in Figure 1, a kind of filter press filtrate clear water recycling system described in the utility model, comprise filter press 1, in filter press 1 filtrate pipe 2 horizontal segment perforates, also connect the pipeline 4 that leads to clear water reserviors 3, and on this pipeline 4 mounted valve 5,5 connect hours of valve relay K T, is equipped with the liquid-level switch 6 that seals in control loop in clear water reserviors 3.Filter press filtrate water directly entered thickener 7 originally, the utility model is in former filtrate pipe 2 horizontal segment correct position perforates, position of opening is positioned at the below of former filtrate pipe 2 horizontal segments, connect welding 6 inch iron pipes as the pipeline 4 that leads to clear water reserviors 3, filtrate water automatically flows into this pipeline 4 under Action of Gravity Field, enters clear water reserviors 3.In order to prevent clear water reserviors 3 water spill-over streams, at the interior installation liquid-level switch 6 of clear water reserviors 3.
Described valve 5 is O type jettron ball valves, and this is connected apart from filtrate pipe 200mm and with air compressor machine 7.The position of O type jettron ball valve, from former filtrate pipe 200mm, can utilize the eddy current effect of water that muddy filtrate water is taken away, and unlikelyly causes black water precipitation to enter clear water reserviors to pollute, can facilitate again installation and the replacing of valve.Avoid selectively the muddy stage of filtrate water, reclaim the filtrate water in limpid stage, will control exactly valve 5, utilize the high-pressure blast of the existing air compressor machine 7 in workshop, select O type jettron ball valve as the control executive component in water route.
Filter press is in the binder course of work, and pan feeding pump is opened filtrate water after 300 seconds and become clear.According to this situation, service time, relay was controlled.
Control sequence: pan feeding pump opens front O type jettron ball valve and cuts out, when pan feeding pump is opened, the time relay obtains electric time delay, now muddy filtrate water flows into thickener 8, through the time delay of 300 seconds, the timing closing of time relay normally open contact, O type jettron ball valve guide solenoid obtains electric, O type jettron ball valve is opened under high pressure wind action, and limpid filtrate water flows into clear water reserviors 3.
When the damaged filtrate water muddiness of filter cloth affects water quality, can manually control and close jettron ball valve, prevent that muddy water from entering clear water reserviors 3.
When water level is closed lower than low liquid-level switch, O type jettron ball valve is opened, and filtrate water enters clear water reserviors 3, thereby realizes automatic water supplement.Electric control theory as shown in Figure 2.
The utility model utilization powers on, gas, liquid control technology, selectively muddy water and clear water is separated automatically, thereby clear water is reused.The closed cycle of water as shown in Figure 3.
The claimed scope of the utility model is not limited to the above specific embodiment; to those skilled in the art; the utility model can have various deformation and change, all any modifications of doing within design of the present utility model and principle, improves and is equal within replacement all should be included in protection domain of the present utility model.
Claims (2)
1. a filter press filtrate clear water recycles system, comprise filter press (1), it is characterized in that: in filter press (1) filtrate pipe (2) horizontal segment perforate, also connect the pipeline (4) that leads to clear water reserviors (3), and at the upper mounted valve (5) of this pipeline (4), valve (5) connect hours relay K T, is equipped with the liquid-level switch (6) that seals in control loop in clear water reserviors (3).
2. filter press filtrate clear water recycling system according to claim 1, is characterized in that: described valve (5) is O type jettron ball valve, and this O type jettron ball valve is connected apart from filtrate pipe 200mm and with air compressor machine (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320596955.9U CN203483925U (en) | 2013-09-26 | 2013-09-26 | Filter press filtrate clear water recycle system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320596955.9U CN203483925U (en) | 2013-09-26 | 2013-09-26 | Filter press filtrate clear water recycle system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203483925U true CN203483925U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320596955.9U Expired - Fee Related CN203483925U (en) | 2013-09-26 | 2013-09-26 | Filter press filtrate clear water recycle system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203483925U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436845A (en) * | 2014-10-15 | 2015-03-25 | 中国神华能源股份有限公司 | Filter liquid water treatment system and filter liquid water treatment method for plate-and-frame filter press |
| CN111664080A (en) * | 2020-05-12 | 2020-09-15 | 淮北矿业（集团）有限责任公司 | Coal dressing filtrate liquid level control device and method thereof |
| CN114917633A (en) * | 2022-07-07 | 2022-08-19 | 景津装备股份有限公司 | Open-flow liquid collection and single-valve control type clear-turbid double-pipe flow dividing device and open-flow filter press |
-
2013
- 2013-09-26 CN CN201320596955.9U patent/CN203483925U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436845A (en) * | 2014-10-15 | 2015-03-25 | 中国神华能源股份有限公司 | Filter liquid water treatment system and filter liquid water treatment method for plate-and-frame filter press |
| CN104436845B (en) * | 2014-10-15 | 2016-08-24 | 中国神华能源股份有限公司 | A kind of plate and frame filter press filtrate water processing system and processing method |
| CN111664080A (en) * | 2020-05-12 | 2020-09-15 | 淮北矿业（集团）有限责任公司 | Coal dressing filtrate liquid level control device and method thereof |
| CN114917633A (en) * | 2022-07-07 | 2022-08-19 | 景津装备股份有限公司 | Open-flow liquid collection and single-valve control type clear-turbid double-pipe flow dividing device and open-flow filter press |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20200926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |