CN104368178A - Flushing water flow control device of buried filter - Google Patents
Flushing water flow control device of buried filter Download PDFInfo
- Publication number
- CN104368178A CN104368178A CN201410643988.3A CN201410643988A CN104368178A CN 104368178 A CN104368178 A CN 104368178A CN 201410643988 A CN201410643988 A CN 201410643988A CN 104368178 A CN104368178 A CN 104368178A
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- water
- flow control
- bend pipe
- short tube
- pipe
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Abstract
The invention discloses a flushing water flow control device of a buried filter in the sewage treatment field. The flushing water flow control device of the buried filter comprises a tank body of which the interior is divided into a muddy water tank and a clear water tank by use of a separator; a water inlet is formed in the sidewall of the tank at the upper part of the muddy water tank, while a water outlet is formed in the sidewall of the middle of the clear water tank; the muddy water tank is divided into a water storage tank, a filter material region and a water collecting region from top to bottom; a short water outlet pipe is arranged at the bottom of the clear water tank; one end of the short water outlet pipe is communicated with the water collecting region, while the other end of the short water outlet pipe is connected with a three-way pipe; one end of the three-way pipe is connected with a submerged pump, while the other end of the three-way pipe is connected with a bent pipe by use of a short ascending pipe; a perforated base plate is arranged at the other end of the bent pipe; a floating ball is arranged in the bent pipe; the bore diameter of the perforated base plate is less than the diameter of the floating ball. The flushing water flow control device of the buried filter has the characteristics of simple and reasonable structure, easy manufacturing, convenience for use, avoidance of maintenance, and good control effect, and can be applied to town sewage treatment facilities.
Description
Technical field
The present invention relates to a kind of filter cell rinse device, particularly the buried filter cell rinse flow control apparatus for water of one.
Background technology
Buried integrated sewage treating apparatus is a kind of small-sized sewage disposal device, compares with traditional sewage treatment facility, has plurality of advantages such as not taking ground, capital expenditure is few, operating cost is low.Along with the raising that effluent quality requires, now mostly adopt the follow-up flow process of quartz sand filtration, after biochemical treatment, water outlet is from inflow filter tank, top, enters water body more after filtering, greatly reduce the content of suspension in water, also improve the removal efficiency of other pollutant simultaneously.Buried filter tank generally adopts small resistance water wiring system, and after filter, outlet pipe and backwash water inlet pipe shared before by-pass valve control.When filter back washing, after first need closing filter, outlet pipe valve cuts off the rear outlet pipe current of filter, restarts the immersible pump being placed in clear water zone and is supplied water to filter tank by backwash water inlet pipe.If be arranged at outside pond in valve well by outlet pipe valve after filter, pipeline is caused to lengthen and cannot realize automatically controlling filter cell rinse.If arrange underwater electromagnetic valve or pneumatic operated valve in pond, then easily cause valve corrosion, valve rod malfunctioning, valve cannot open and close, and, underwater electromagnetic valve or pneumatic operated valve maintenance and repair difficulty.
Summary of the invention
The object of this invention is to provide a kind of buried filter cell rinse flow control apparatus for water, do not need additional power source and air-source, structure is simple, and it is convenient, corrosion-resistant to control, and without the need to frequent maintenance.
The object of the present invention is achieved like this: a kind of buried filter cell rinse flow control apparatus for water, comprise the inner casing being divided into muddy water pond and clear water reserviors through dividing plate, the wall box on top, described muddy water pond offers water inlet, sidewall in the middle part of described clear water reserviors offers delivery port, described muddy water pond is divided into storage area from top to bottom, filtrate district and gathering ground, the bottom of described clear water reserviors is provided with water outlet short tube, one end of water outlet short tube is connected with described gathering ground, the other end of water outlet short tube is connected with three-way pipe, one end of three-way pipe connects immersible pump, the other end of three-way pipe is connected with bend pipe through rising short tube, the other end of bend pipe is provided with perforate backing plate, ball float is provided with in described bend pipe, the aperture of perforate backing plate is less than the diameter of ball float.
When the present invention works, be divided into two states, when filter tank is in filtration condition, current enter muddy water pond by water inlet, after filtrate district filters, clear water enters gathering ground, enter in bend pipe through water outlet short tube, three-way pipe, rising short tube, reducing short tube, due to buoyancy, rubber ball float is positioned at the top of bend pipe, current flow into clear water reserviors by the space below ball float through perforate backing plate, then are discharged by delivery port, when filter tank is in flushing state, water inlet stops water inlet, start immersible pump, clear water in clear water reserviors through immersible pump pressurized stream to three-way pipe, owing to there is water-head and filter material layer resistance, pressure current to flow to gathering ground through three-way pipe resistance through water outlet short tube enters much larger than through rising short tube and reducing short tube the resistance that bend pipe is back to clear water reserviors, therefore pressure current flows to rising short tube through three-way pipe, under the effect of large discharge high flow rate current, ball is rushed at the water outlet port of bend pipe, propped up by perforate backing plate in the perforate dropping on perforate backing plate, current are then forced to flow to gathering ground through three-way pipe through water outlet short tube, flowed out from filter tank water inlet by filtrate district again, complete the backwash process to filtrate.Compared with prior art, beneficial effect of the present invention is, the present invention utilizes the impulsive force of current, drive the motion of hollow rubber ball float, open or block the runner of current, be equivalent to a ball valve automatically controlled, the current entered in three-way pipe are flowed according to the requirement of filter water outlet and filter back washing water inlet, this device have simple and reasonable, be easy to processing, easy to use, avoid features such as safeguarding, control effects is good, thus, have good value for applications.The present invention can be used in urban wastewater treatment facility.
Excessively more level and smooth in order to what make between rising short tube and bend pipe, described rising short tube is connected through reducing short tube with between bend pipe.
In order to make current by more smooth from bend pipe, the diameter of described bend pipe is 2 times of rising short tube diameter.
In order to avoid there is backflow, the flexibility of described bend pipe is 180 °.
In order to ensure that ball float is in shape in bend pipe further, guarantee to float over bend pipe top when filtering, be filled in perforate backing plate during flushing, the diameter of described ball float is the 1/2-3/4 of bend pipe diameter, described ball float is hollow rubber ball float, and the proportion of described hollow rubber ball float is 0.92 × 10
3kg/m
3-0.95 × 10
3kg/m
3.
In bend pipe top, leave over air, affect the normal work of ball float, the top of described bend pipe is provided with air bleeding valve.
In order to ensure the sealing in the exit of bend pipe further, rubber gasket is provided with between described perforate backing plate and bend pipe, described rubber gasket offers the circular hole that internal diameter is equal with perforate backing plate aperture, described rubber gasket adopts the soft rubber pad that 3mm is thick to make, and perforate backing plate adopts the thick stainless-steel sheet of 1.5mm to make.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is enlarged drawing when bend pipe is in flushing state in the present invention.
Wherein, 1 water inlet, 2 casings, 3 dividing plates, 4 clear water reserviors, 5 air bleeding valves, 6 ball floats, 7 delivery ports, 8 bend pipes, 9 perforate backing plates, 10 reducing short tubes, 11 rising short tubes, 12 immersible pumps, 13 three-way pipes, 14 water outlet short tubes, 15 gathering grounds, 16 filtrate districts, 17 storage areas, 18 rubber gaskets.
Detailed description of the invention
As Fig. 1, the buried filter cell rinse flow control apparatus for water of one shown in 2, comprise the inner casing 2 being divided into muddy water pond and clear water reserviors 4 through dividing plate 3, casing 2 sidewall on top, muddy water pond offers water inlet 1, sidewall in the middle part of clear water reserviors 4 offers delivery port 7, muddy water pond is divided into storage area 17 from top to bottom, filtrate district 16 and gathering ground 15, the bottom of clear water reserviors 4 is provided with water outlet short tube 14, one end of water outlet short tube 14 is connected with gathering ground 15, the other end of water outlet short tube 14 is connected with three-way pipe 13, one end of three-way pipe 13 connects immersible pump 12, the other end of three-way pipe 13 is through rising short tube 11, reducing short tube 10 is connected with the bend pipe 8 that flexibility is 180 °, the top of bend pipe 8 is provided with air bleeding valve 5, the diameter of bend pipe 8 is 2 times of rising short tube 11 diameter, ball float 6 is provided with in bend pipe 8, ball float 6 is hollow rubber ball float, the proportion of hollow rubber ball float 6 is 0.92 × 10
3kg/m
3-0.95 × 10
3kg/m
3the diameter of ball float 6 is the 1/2-3/4 of bend pipe 8 diameter, the other end of bend pipe 8 is provided with perforate backing plate 9, rubber gasket 18 is provided with between perforate backing plate 9 and bend pipe 8, rubber gasket 18 offers the circular hole that internal diameter is equal with perforate backing plate 9 aperture, the aperture of perforate backing plate 9 is less than the diameter of ball float 6, and the soft rubber pad that rubber gasket 18 adopts 3mm thick makes, and perforate backing plate 9 adopts the thick stainless-steel sheet of 1.5mm to make.
When the present invention works, be divided into two states, when filter tank is in filtration condition, current enter muddy water pond by water inlet 1, after filtrate district 16 filters, clear water enters gathering ground 15, through water outlet short tube 14, three-way pipe 13, rising short tube 11, reducing short tube 10 enters in 180 ° of bend pipes 8, due to buoyancy, rubber ball float 6 is positioned at the top of bend pipe 8, current flow into clear water reserviors 4 by the space below ball float 6 through perforate backing plate 9, discharged by delivery port 7 again, for reducing resistance to water-flow, current are at water outlet short tube 14, three-way pipe 13, rising short tube 11, in reducing short tube 10, flow velocity is less, general design load is about 0.5m/s, in 180 ° of bend pipes 8, because caliber amplifies, and ball to take pipeline section long-pending less, flow rate of water flow is less, on the floating of rubber ball float 6 without impact,
When filter tank is in flushing state, water inlet 1 stops water inlet, start immersible pump 12, clear water in clear water reserviors 4 through immersible pump 12 pressurized stream to three-way pipe 13, owing to there is water-head and filter material layer resistance, pressure current to flow to gathering ground 15 through three-way pipe 13 resistance through water outlet short tube 14 enters much larger than through rising short tube 11 and reducing short tube 10 resistance that 180 ° of bend pipes 8 are back to clear water reserviors 4, therefore pressure current flows to rising short tube 11 through three-way pipe 13, under the effect of large discharge high flow rate, ball is rushed at the water outlet port of 180 ° of bend pipes 8, propped up by perforate backing plate 9 in the perforate dropping on perforate backing plate 9, rubber gasket 18 on perforate backing plate 9 is extruded, play buffering spheroid and stop the effect that current ooze out, like this, current are then forced to flow to gathering ground 15 through three-way pipe 13 through water outlet short tube 14, flowed out from filter tank water inlet 1 by filtrate district 16 again, complete the backwash process to filtrate, when clear water reserviors 4 water level decreasing is to low water level, filter cell rinse terminates, immersible pump 12 stops, rubber ball float 6 gets back to the top of bend pipe 8 again under the effect of buoyancy, the passage upwards flowed that current flow to rising short tube 11 through three-way pipe 13 is open-minded, the filter process in filter tank is carried out again.
The present invention is not limited to above-described embodiment; on the basis of technical scheme disclosed by the invention; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some to some technical characteristics wherein to replace and distortion, these are replaced and are out of shape all in protection scope of the present invention.
Claims (9)
1. a buried filter cell rinse flow control apparatus for water, it is characterized in that, comprise the inner casing being divided into muddy water pond and clear water reserviors through dividing plate, the wall box on top, described muddy water pond offers water inlet, sidewall in the middle part of described clear water reserviors offers delivery port, described muddy water pond is divided into storage area from top to bottom, filtrate district and gathering ground, the bottom of described clear water reserviors is provided with water outlet short tube, one end of water outlet short tube is connected with described gathering ground, the other end of water outlet short tube is connected with three-way pipe, one end of three-way pipe connects immersible pump, the other end of three-way pipe is connected with bend pipe through rising short tube, the other end of bend pipe is provided with perforate backing plate, ball float is provided with in described bend pipe, the aperture of perforate backing plate is less than the diameter of ball float.
2. the buried filter cell rinse flow control apparatus for water of one according to claim 1, is characterized in that, described rising short tube is connected through reducing short tube with between bend pipe.
3. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, is characterized in that, the diameter of described bend pipe is 2 times of rising short tube diameter.
4. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, is characterized in that, the flexibility of described bend pipe is 180 °.
5. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, is characterized in that, the diameter of described ball float is the 1/2-3/4 of bend pipe diameter.
6. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, it is characterized in that, the top of described bend pipe is provided with air bleeding valve.
7. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, is characterized in that, described ball float is hollow rubber ball float, and the proportion of described hollow rubber ball float is 0.92 × 10
3kg/m
3-0.95 × 10
3kg/m
3.
8. the buried filter cell rinse flow control apparatus for water of one according to claim 1 and 2, it is characterized in that, be provided with rubber gasket between described perforate backing plate and bend pipe, described rubber gasket offer the circular hole that internal diameter is equal with perforate backing plate aperture.
9. the buried filter cell rinse flow control apparatus for water of one according to claim 8, is characterized in that, described rubber gasket adopts the soft rubber pad that 3mm is thick to make, and perforate backing plate adopts the thick stainless-steel sheet of 1.5mm to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643988.3A CN104368178B (en) | 2014-11-14 | 2014-11-14 | A kind of buried filter cell rinse flow control apparatus for water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643988.3A CN104368178B (en) | 2014-11-14 | 2014-11-14 | A kind of buried filter cell rinse flow control apparatus for water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104368178A true CN104368178A (en) | 2015-02-25 |
| CN104368178B CN104368178B (en) | 2016-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410643988.3A Active CN104368178B (en) | 2014-11-14 | 2014-11-14 | A kind of buried filter cell rinse flow control apparatus for water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2552800A (en) * | 2016-08-09 | 2018-02-14 | Robell Engineering Ltd | Leachate draw-off apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2440063Y (en) * | 2000-09-04 | 2001-07-25 | 北京科大环保技术研究所 | Farm water-purifying tank |
| CN103599660A (en) * | 2013-07-26 | 2014-02-26 | 厦门嘉达环保建造工程有限公司 | Stone wastewater purifying and recycling device |
| CN204246892U (en) * | 2014-11-14 | 2015-04-08 | 扬州大学 | A kind of buried filter cell rinse flow control apparatus for water |
-
2014
- 2014-11-14 CN CN201410643988.3A patent/CN104368178B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2440063Y (en) * | 2000-09-04 | 2001-07-25 | 北京科大环保技术研究所 | Farm water-purifying tank |
| CN103599660A (en) * | 2013-07-26 | 2014-02-26 | 厦门嘉达环保建造工程有限公司 | Stone wastewater purifying and recycling device |
| CN204246892U (en) * | 2014-11-14 | 2015-04-08 | 扬州大学 | A kind of buried filter cell rinse flow control apparatus for water |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2552800A (en) * | 2016-08-09 | 2018-02-14 | Robell Engineering Ltd | Leachate draw-off apparatus |
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| Publication number | Publication date |
|---|---|
| CN104368178B (en) | 2016-04-06 |
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