CN203400540U - Turnover plate filter tank with upward flow function - Google Patents

Turnover plate filter tank with upward flow function Download PDF

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Publication number
CN203400540U
CN203400540U CN201320503291.7U CN201320503291U CN203400540U CN 203400540 U CN203400540 U CN 203400540U CN 201320503291 U CN201320503291 U CN 201320503291U CN 203400540 U CN203400540 U CN 203400540U
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CN
China
Prior art keywords
water
filter
pipe
filter tank
air
Prior art date
Application number
CN201320503291.7U
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Chinese (zh)
Inventor
魏菊枝
彭莲花
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深圳市瑞源环境科技有限公司
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Priority to CN201320503291.7U priority Critical patent/CN203400540U/en
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Publication of CN203400540U publication Critical patent/CN203400540U/en

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Abstract

Provided is a turnover plate filter tank with the upward flow function. The turnover plate filter tank with the upward flow function comprises a filter tank body (9), wherein a water outlet tank (91) and a drain tank (92) are arranged on the side face of the filter tank body (9), and a water inlet pipe (1) for water to be filtered is arranged at the bottom of the filter tank body (9). The turnover plate filter tank with the upward flow function is characterized in that a water distribution and air distribution device (2) and a back flush pipeline are installed at the bottom of the filter tank body (9), a filter material layer (3) is arranged above the water distribution and air distribution device (2), and an automatic sweeping washing device (13) is arranged above the filter material layer (3). The turnover plate filter tank with the upward flow function has the advantages that the assimilative capacity of the filter material layer is improved, the cleanliness and the filtration effect of filter materials are improved, the amount of clear water for flush is reduced, uniformity of water distribution is improved, and difficulty of construction installation is reduced.

Description

A kind of upward flow shutter filter

[technical field]

The utility model relates to the filter that contains bulk material, relates to upward flow filtration technical field, particularly a kind of upward flow shutter filter.

[background technology]

Filtration is the process procedure of most critical in municipal water treatment, and conventional filter tank is air-water flushing filter tank at present, and owing to having introduced air purge, repercussion effect is good, is in current filtering technique, to adopt the most general technique.Air-water flushing filter tank is conventional Xing YouVXing filter tank, pond at present, shutter filter etc.

V-type filter tank is because adopting the water distribution of V-type groove to gain the name, although also there is surface sweep washing, owing to adopting the backwashing manner of limit flushing limit draining, its backwash rate is weak, the time is long, and filtrate easily runs off.

Conventional shutter filter filtered version is lower to streamed at present, treat the from top to bottom bed of material after filtration of drainage, with be all lower to stream V-type filter tank compare, shutter filter is to adopt flap valve draining, realization is closed pond and is rinsed, flap valve is installed on the position of filtrate top 100-150mm, when filter cell rinse, flap valve is in not draining of closed condition, after rinsing and finishing, and standing a period of time, filtrate sedimentation to be expanded, and the lighter pollutant rinse is not while there is no sedimentation, open flap valve discharge flushing waste water, can avoid filtrate to run off.

But lower some problems of still existence to stream shutter filter, under employing to stream filtered version, filtering layer is that surperficial about 300mm plays the effect of holding back polluter, can not give full play to the water environment capacity of whole filtering layer, therefore filter filtering velocity lower, generally only have 7-9m/h, backwashing period is shorter, generally only has 36-48h.There is no surface sweep washing function, during backwash, partly pollute and be easily bonded on pool wall and rest on pool side or corner, when opening flap valve draining, arrange and do not go out.There is no spout hole, when rinsing with water pump, waterborne increasing to while protecting water level needs termination of pumping draining, and after draining, turn on pump carries out secondary flushing again.Backwash can not complete in continuous disposable flushing, has not only extended washing time but also water consumption power consumption.The water and air distributing device adopting is comprised of transverse pipe, vertical tracheae, vertical water pipe, location-plate and mounting fixing parts, these accessories are all generally loose mail, assembling at the scene, assembling operation many, difficulty is large, the bad control of precision, can not meet installation requirement and easily cause the inhomogeneous of water and air distributing, affect the strainability in filter tank.

[summary of the invention]

For the shortcoming of prior art, the purpose of this utility model is to provide a kind of upward flow shutter filter.To overcome existing shutter filter because causing to streamed that filtering velocity is lower, filtering layer water environment capacity is weak, backwashing period is shorter under adopting, do not sweep wash function cause flushing waste water discharge not thoroughly, affect developing result, not having spout hole to make to rinse needs the flushing of secondary turn on pump disposablely not complete, water and air distributing device accessory is many, installation procedure is many, difficulty is large, the technical problem of the bad control of precision.

The utility model solves the technical scheme that its technical problem adopts: a kind of upward flow shutter filter is provided, comprise filter tank, there are discharge bay and blowoff basin in the side in filter tank, bottom needs the water inlet pipe of drainage, it is characterized in that: water and air distributing device and counter-flushing pipeline are equipped with in the bottom in filter tank, there is filter material layer the top of water and air distributing device, and the top of filter material layer has sweeps cleaning device automatically.

Described water and air distributing device comprises again transverse pipe, vertical water pipe and vertical tracheae, some transverse pipe are horizontally arranged in filter material layer below, every transverse pipe is connected with vertical water pipe and vertical tracheae, in transverse pipe, have some exhaust holes and air distribution hole and be communicated with filter layer, vertical water pipe, vertical tracheae are communicated with bottom, filter tank inhalant region.

Described vertical water pipe is communicated with transverse pipe by distributing hole.

Described counter-flushing pipeline comprises blow-down pipe, air inlet pipe and backflushing water intake pipe, and blow-down pipe, air inlet pipe and backflushing water intake pipe are connected with filter tank by valve, and air inlet pipe is connected with external compression air assembly.

During work:

Treat that drainage enters the inhalant region of bottom, filter tank through water inlet pipe, treat that drainage enters into transverse pipe by the vertical water pipe in water and air distributing device, vertical tracheae, and by after the some exhaust holes, air distribution hole and the distributing hole uniform distribution that distribute in transverse pipe, flow through from bottom to top after filter material layer and enter clear water zone, the filtration mill weir that after qualified filter, water is crossed top, filter tank flows to discharge bay through going out water board.Work a period of time, the filtered water loss of flood peak or filtration time reach after backwash setting value, stop normal filtration, start to carry out backwash.

Backwash process is as follows:

A, water inlet pipe stop into water, go out water board and stop water outlet.Open the valve of blow-down pipe, utilize filter tank hydrostatic head by blow-down pipe, to be discharged foreign material in filter tank are reverse.

B, when the water surface is down at the bottom of draining flap valve in pond, close the valve of blow-down pipe, open recoil air inlet pipe, start recoil air purge system, through recoil air inlet pipe, send into pressure air to the filtrate air purge that recoils,

Loosening filter material layer, friction filtrate cut a dirt.

C, separately air purge carries out approximately, after 2~3min, opening backflushing water intake pipe, opens backwash water system, and filtrate is carried out to mixing wastewater with air backwash.

In mixing wastewater with air backwash process, air water is automatically separated, enters filter material layer after some exhaust holes, air distribution hole and the distributing hole uniform distribution through distributing on water and air distributing device of back flushing air and back-flushing.

D, mixing wastewater with air recoil approximately after 4~6min, close recoil air purge system, increase the output of backwash washing system, filtrate is carried out to the independent water of high strength and rinse.In single water flushing process; water level can go up along with the increase of flushing water; when water level goes up by paranormal protection water level; in the time of at the bottom of arrival spout hole hole; flushing water drains into catchment through spout hole; through drainpipe, discharge, thereby guarantee that the independent water of high strength rinses disposable the completing continuing, until rinse well.And need not must obtain first termination of pumping draining because of considering that flushing water goes up to overflowing outside pond, restart pump and carry out secondary flushing.

E, the independent water of high strength rinse approximately after 4~6min, close recoil water wash system.Wait for after 30S, open draining flap valve and start and automatically sweep cleaning device, while sweep, wash draining, pool inner water is discharged through drainpipe.Then close draining flap valve and automatically sweep cleaning device, entering new filter cycle.If initial filter water is worked as filtered water quality, do not reach water requirement, can by rear draining flap valve, first discharge in the filtration starting stage, until meet water water quality requirement yet.

Automatically sweep cleaning device and sweep sweeping wash water pump, sweeping to wash water inlet control valve door and sweep and wash sparge pipe and form of wash water source by providing.At needs, automatically sweep while washing, by filter tank automatic control system, open water pump and valve, otherwise, switch off the pump and valve.

In water and air distributing device, on vertical tracheae, have air admission hole, on vertical water pipe, have inlet opening, vertical tracheae is by air admission hole, and vertical water pipe is communicated with filter tank inhalant region by inlet opening.

The utility model is upward flow shutter filter, and the water environment capacity of filtering layer has been improved in this type filter tank, has improved filtrate cleannes and filter effect, saves the clear water amount of rinsing, improves water distribution uniformity, has reduced the difficulty of construction and installation, has very much Practical significance.

The beneficial effects of the utility model are: improved the water environment capacity of filtering layer, improved filtrate cleannes and filter effect, saved the clear water amount of rinsing, improve water distribution uniformity, reduced the difficulty of construction and installation.

[accompanying drawing explanation]

Below in conjunction with accompanying drawing, the utility model will be further described.

Fig. 1 is structural representation of the present utility model (the H-H cutaway view of Fig. 2).

Fig. 2 is the G-G cutaway view of Fig. 1.

Fig. 3 is the F portion partial enlarged drawing of Fig. 2.

Fig. 4 is that water and air distributing device 2 is installed drawing.

Fig. 5 is the K portion partial enlarged drawing of Fig. 4.

In accompanying drawing, each several part is: 1 for backflushing water intake pipe, 8 for draining flap valve, 9 for filter tank, 10 for spout hole, 11 for protection water level, 12 for washback drainpipe, 13 for automatically sweep cleaning device, 91 for discharge bay, 92 is blowoff basin for recoil air inlet pipe, 7 for going out water board, 5 for blow-down pipe, 6 for filter material layer, 4 for water and air distributing device, 3 for water inlet pipe, 2.

In water and air distributing device 2: 21 is that vertical water pipe, 22 is for vertical tracheae, 23 is for location-plate, 24 is for transverse pipe, 25 is for installing firmware.

In transverse pipe 24,241 is that distributing hole, 242 is that exhaust hole, 243 is air distribution hole.

In filter tank 9: A is that inhalant region, B are that filtering area, C are clear water zone.

[specific embodiment]

Referring to accompanying drawing, a kind of upward flow shutter filter of the utility model, comprise filter tank 9, there are discharge bay 91 and blowoff basin 92 in the side in filter tank 9, bottom needs the water inlet pipe 1 of drainage, it is characterized in that: water and air distributing device 2 and counter-flushing pipeline are equipped with in the bottom in filter tank 9, there is filter material layer 3 top of water and air distributing device 2, and the top of filter material layer 3 has sweeps cleaning device 13 automatically.

Described water and air distributing device 2 comprises again transverse pipe 24, vertical water pipe 21 and vertical tracheae 22, some transverse pipe 24 are horizontally arranged in filter material layer 3 belows, every transverse pipe 24 is connected with vertical water pipe 21 and vertical tracheae 22, in transverse pipe 24, have some exhaust holes 242 and air distribution hole 243 and be communicated with filter layer 3, vertical water pipe 21, vertical tracheae 22 are communicated with bottom, filter tank inhalant region A.

Described vertical water pipe 21 is communicated with transverse pipe 24 by distributing hole 241.

Described counter-flushing pipeline comprises blow-down pipe 5, air inlet pipe 6 and backflushing water intake pipe 7, and blow-down pipe 5, air inlet pipe 6 and backflushing water intake pipe 7 are connected with filter tank 9 by valve, and air inlet pipe 6 is connected with external compression air assembly.

During work:

Treat that drainage enters the inhalant region A of 9 bottoms, filter tank through water inlet pipe 1, treat that drainage enters into transverse pipe 24 by the vertical water pipe 21 in water and air distributing device 2, vertical tracheae 22, and by after the some exhaust holes 242, air distribution hole 243 and distributing hole 241 uniform distributions that distribute in transverse pipe, flow through from bottom to top after filter material layer 3 and enter clear water zone B, filtration filtering velocity is 9-25m/h, and the filtration mill weir that after qualified filter, water is crossed 9 tops, filter tank flows to discharge bay 91 through going out water board 4.Work a period of time, the filtered water loss of flood peak or filtration time reach after backwash setting value, stop normal filtration, start to carry out backwash.

Backwash process is as follows:

A, water inlet pipe 1 stop into water, go out water board 4 and stop water outlet.Open the valve of blow-down pipe 5, utilize filter tank hydrostatic head by blow-down pipe 5, to be discharged foreign material in filter tank are reverse.

B, in pond, the water surface is down to draining flap valve during 8 end, closes the valve of blow-down pipe 5, opens recoil air inlet pipe 6, starts recoil air purge system, through recoil air inlet pipe 6, sends into pressure air to the filtrate air purge that recoils, loosening filter material layer, friction filtrate cut a dirt.

C, separately air purge carries out approximately, after 2~3min, opening backflushing water intake pipe 7, opens backwash water system, and filtrate is carried out to mixing wastewater with air backwash.

In mixing wastewater with air backwash process, air water is automatically separated, enters filter material layer after some exhaust holes 242, air distribution hole 243 and distributing hole 241 uniform distributions through distributing on water and air distributing device 2 of back flushing air and back-flushing.

D, mixing wastewater with air recoil approximately after 4~6min, close recoil air purge system, increase the output of backwash washing system, filtrate is carried out to the independent water of high strength and rinse.In single water flushing process; water level can go up along with the increase of flushing water; when water level goes up by paranormal protection water level; in the time of at the bottom of arrival spout hole 10 holes; flushing water drains into catchment through spout hole 10; through drainpipe 11, discharge, thereby guarantee that the independent water of high strength rinses disposable the completing continuing, until rinse well.And need not must obtain first termination of pumping draining because of considering that flushing water goes up to overflowing outside pond, restart pump and carry out secondary flushing.

E, the independent water of high strength rinse approximately after 4~6min, close recoil water wash system.Wait for after 30S, open draining flap valve 8 and start and automatically sweep cleaning device 13, while sweep, wash draining, pool inner water is discharged through drainpipe 11.Then close draining flap valve 8 and automatically sweep cleaning device 13, entering new filter cycle.If initial filter water is worked as filtered water quality, do not reach water requirement, can by rear draining flap valve 8, first discharge in the filtration starting stage, until meet water water quality requirement yet.

Automatically sweep cleaning device 13 and sweep sweeping wash water pump, sweeping to wash water inlet control valve door and sweep and wash sparge pipe and form of wash water source by providing.At needs, automatically sweep while washing, by filter tank automatic control system, open water pump and valve, otherwise, switch off the pump and valve.

In water and air distributing device 2, on vertical tracheae 22, having air admission hole 221 diameters is 9-13mm, on vertical water pipe 21, having inlet opening 211 diameters is 20-40mm, vertical tracheae 22 is by air admission hole 221, vertical water pipe 21 is communicated with by 211Yu filter tank, inlet opening 9, in transverse pipe 24, exhaust hole 241 diameters are 1.0-1.5mm, and air distribution hole 242 diameters are 1.5-3.5mm, and distributing hole 243 diameters are 9-18mm.

The utility model is upward flow shutter filter, and the water environment capacity of filtering layer has been improved in this type filter tank, has improved filtrate cleannes and filter effect, saves the clear water amount of rinsing, improves water distribution uniformity, has reduced the difficulty of construction and installation, has very much Practical significance.

Claims (3)

1. a upward flow shutter filter, comprise filter tank (9), there are discharge bay (91) and blowoff basin (92) in the side in filter tank (9), bottom needs the water inlet pipe (1) of drainage, it is characterized in that: water and air distributing device (2) and counter-flushing pipeline are equipped with in the bottom of filter tank (9), there is filter material layer (3) top of water and air distributing device (2), and the top of filter material layer (3) has sweeps cleaning device (13) automatically.
2. a kind of upward flow shutter filter according to claim 1, it is characterized in that: described water and air distributing device (2) comprises transverse pipe (24), vertical water pipe (21) and vertical tracheae (22), some transverse pipe (24) are horizontally arranged in filter material layer (3) below, every transverse pipe (24) is connected with vertical water pipe (21) and vertical tracheae (22), in transverse pipe (24), have some exhaust holes (242) and air distribution hole (243) and be communicated with filter layer (3), vertical water pipe (21), vertical tracheae (22) is communicated with filter tank bottom inhalant region (A).
3. a kind of upward flow shutter filter according to claim 1 and 2, it is characterized in that: described counter-flushing pipeline comprises blow-down pipe (5), air inlet pipe (6) and backflushing water intake pipe (7), blow-down pipe (5), air inlet pipe (6) and backflushing water intake pipe (7) are connected with filter tank (9) by valve, and air inlet pipe (6) is connected with external compression air assembly.
CN201320503291.7U 2013-08-08 2013-08-08 Turnover plate filter tank with upward flow function CN203400540U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320503291.7U CN203400540U (en) 2013-08-08 2013-08-08 Turnover plate filter tank with upward flow function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN203400540U true CN203400540U (en) 2014-01-22

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104817167A (en) * 2015-04-13 2015-08-05 安徽华骐环保科技股份有限公司 Water-level descending backwashing method for up-flow biological aerated filter
CN105194913A (en) * 2015-09-25 2015-12-30 山东建筑大学 Filter column for water treatment pilot scale test
CN105641986A (en) * 2016-03-03 2016-06-08 河南城建学院 Method and apparatus for intelligently controlling back washing of flap valve filter
CN106365237A (en) * 2016-06-20 2017-02-01 深圳市清泉水业股份有限公司 Sewage advanced phosphate removal system, and treatment method adopting system
CN108622998A (en) * 2018-05-22 2018-10-09 苏伊士水务工程有限责任公司 Biofilter

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104817167A (en) * 2015-04-13 2015-08-05 安徽华骐环保科技股份有限公司 Water-level descending backwashing method for up-flow biological aerated filter
CN104817167B (en) * 2015-04-13 2016-09-21 安徽华骐环保科技股份有限公司 A kind of precipitation position back-flushing method for UBAF technique
CN105194913A (en) * 2015-09-25 2015-12-30 山东建筑大学 Filter column for water treatment pilot scale test
CN105194913B (en) * 2015-09-25 2017-04-26 山东建筑大学 Filter column for water treatment pilot scale test
CN105641986A (en) * 2016-03-03 2016-06-08 河南城建学院 Method and apparatus for intelligently controlling back washing of flap valve filter
CN105641986B (en) * 2016-03-03 2018-01-02 河南城建学院 Flap valve filter back washing Intelligentized control method and equipment
CN106365237A (en) * 2016-06-20 2017-02-01 深圳市清泉水业股份有限公司 Sewage advanced phosphate removal system, and treatment method adopting system
CN108622998A (en) * 2018-05-22 2018-10-09 苏伊士水务工程有限责任公司 Biofilter

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GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140122

Termination date: 20140808