CN207950788U - A kind of new and effective filter tank - Google Patents

Abstract

The utility model discloses a kind of new and effective filter tank, belongs to water treatment field；Including water inlet system, filter tank ontology, backwashing system, piping lane, water inlet system includes water inlet distributing channel and Multifunctional sink, filter tank ontology includes filter material layer, supporting layer, filter plate, filter beam successively from top to bottom, and backwashing system includes backwash air inlet pipe, backwash water inlet pipe, backwash manifold, backwash gas-distribution pipe and backwash sparge pipe；The utility model can be greatly simplified filter tank construction, reduce civil construction amount, shorten the construction time, reduce construction investment, ensure that filter tank reaches continual and steady operational effect, have broad application prospects in water treatment field.

Description

A kind of new and effective filter tank

Technical field

The utility model discloses a kind of new and effective filter tank, belongs to water treatment field, can be applied to filtration system.

Background technology

V-type filter tank is that French Dege thunder covers（DEGREMONT）A kind of rapid filter of company's design, is noteworthy characterized by and is filtering Pond side wall is equipped with the intake chamber of V-shaped, and the double-deck central conduit is arranged among filter tank, and form is backwashed using gas and water.China V-type filter tank is widely used in the various processing systems of municipal water supply and the industries industry water such as sewage and oil, chemical industry, electric power In.But in long-term production run practice, it is found that V-type filter tank at filtering initial stage when liquid level did not have central conduit two Liquid level difference in the filter tank of side is larger, and the water yield for being easy to cause filter tank entirety in subsequent filter process is reduced, and liquid level Rising can also be accelerated, and cause shorten filter cycle, and backwash is frequent, and the filter capacity in filter tank reduces, and energy consumption increases, and passes through It increases back washing strength and extends backwashing time and be also difficult to alleviate to prove effective.

In view of the above-mentioned problems, the present invention provides a kind of new and effective filter tank, having carried out structure on the basis of V-type filter tank changes Existing V-arrangement sink and the double-deck central conduit are eliminated into, new and effective filter tank, using Multifunctional sink and backwashing system, Filter tank floor space can be significantly reduced, land area is saved, reduces civil construction amount, shortens building time, reduces to build and throw Money, while extending filter cycle, improve the operational effect in filter tank.

Utility model content

The utility model provides a kind of new and effective filter tank, and used technical solution is：

A kind of new and effective filter tank, including water inlet system, filter tank ontology, backwashing system, piping lane,

Water inlet system includes water inlet distributing channel and Multifunctional sink, opens up inlet opening on the outside of water inlet distributing channel, outside inlet opening Inlet gate is installed in side, and water inlet distributing channel is connected to by distributing hole with filter tank ontology, and Multifunctional sink one end is installed on distributing hole Interior, the other end is mounted on side of the filter tank ontology far from water inlet distributing channel；Distributing channel intake also by backwashing osculum connection Backwash wet well, and the installation backwash emptying gate at backwash osculum；

Filter tank ontology includes filter material layer successively from top to bottom, supporting layer, filter plate, filters beam,

Backwashing system includes backwash air inlet pipe, backwash water inlet pipe, backwash manifold, backwash gas-distribution pipe and recoil Sparge pipe is washed, backwash sparge pipe is mounted below filter beam, is backwashed and is opened up distributing hole on sparge pipe, backwash gas-distribution pipe upper end Air distribution hole is opened up, backwash gas-distribution pipe is connected at the top of backwash sparge pipe, backwash sparge pipe, backwash air inlet pipe and recoil Water inlet pipe is washed to connect with backwash manifold respectively,

The outlets backwash manifold are connect with the filtering wet well in piping lane, and install gate in junction, to control Filter out water and backwash.Distributing channel of intaking can be Reinforced Concrete Structure, and Multifunctional sink material can be 304 stainless steels, can also be The plastics such as ABS, PP；It can be carbon steel or stainless steel etc. to backwash air inlet pipe, backwash water inlet pipe and backwash the material of manifold, It can be stainless steel etc. to backwash gas-distribution pipe and backwash the material of sparge pipe.

Distributing hole is uniformly distributed in on water distributing channel in the filter tank.

Water inlet system installs uniform Multifunctional sink in the filter tank.

It is filtered in the filter tank under beam and also sets up equally distributed filter beam buttress, be used to support filter beam.

Uniformly-graded filtrate or double-layer filter material are filled in the filter tank in filter material layer.Uniformly-graded filtrate is usually stone Sand, double-layer filter material can be anthracite and quartz sand or activated carbon and a kind of form in quartz sand, the former filters for upper layer Material, the latter are lower layer's filtrate, and filtrate layer thickness generally can be 0.6m-1.8m.Steel can be used in filter plate, filter beam and filter beam buttress Concrete structure etc..

Strainer head is housed in the filter tank on filter plate.

Gas-distribution pipe upper end is backwashed in the filter tank, and in pipe both sides, symmetric position respectively opens an air distribution hole in the horizontal direction.

Sparge pipe is backwashed in the filter tank, and the symmetric position in pipe both sides respectively opens a distributing hole in the horizontal direction, and Backwash sparge pipe lower edge vertically opens a distributing hole again.

In the filter tank backwash gas-distribution pipe is uniformly distributed along backwash sparge pipe axial direction.It can be according to practical feelings The quantity of condition selection installation backwash gas-distribution pipe.

It backwashes manifold lower edges and connects blow-down pipe, valve is installed on blow-down pipe.Blow-down pipe material can be that carbon steel and 304 are stainless Steel etc..

The beneficial effects of the utility model are：

The present invention provides a kind of new and effective filter tank, improves the structure in V-type filter tank, cancels V-arrangement filter tank intake chamber and double Layer central conduit, using Multifunctional sink and backwash distribution and water distribution system；

Replace V-type intake chamber and the double-deck central conduit, Multifunctional sink that can both be used as intake chamber using Multifunctional sink, It can catchment again as backwash and rhone can be significantly with water inlet water distribution and the complex function for backwashing draining of catchmenting Ground simplifies filter tank structure, discharges the filter area that the double-deck central conduit occupies, improves effective filtration area, saves filter tank and take up an area face Product about 20% shortens building time to reduce civil construction amount, reduces construction investment；Multifunctional sink can be used as pre- simultaneously Product is precisely processed, and can be also allowed for control installation accuracy with quick assembling, obtained preferable water distribution and effect of catchmenting at the scene Fruit；And Multifunctional sink avoids liquid level difference existing for existing V-type filter tank and backwashes frequent problem, realizes continual and steady Filter effect；

The utility model also uses backwashing system, has the function of gas distribution and water distribution in the filter back washing stage, in mistake The filter production water stage has the function of catchmenting, and can also be vented the water in filter tank by the distributing hole of lowermost end in the maintenance stage, Meet filter tank each operation phase air inlet, water inlet and drainage requirement；Backwashing system is simple in structure, can simplify filter tank structure It makes, reduces civil construction amount, shorten the construction time, reduce construction investment.The system can precisely be processed as prefabricated component, Convenient for control installation accuracy, ideal distribution and water distribution effect can be obtained, with Fast Installation to backwash at the construction field (site) Stage can preferably rinse filtrate, finally obtain continual and steady filter effect；

Therefore the utility model can be greatly simplified filter tank construction, reduce civil construction amount, shorten the construction time, reduce Construction investment ensures that filter tank reaches continual and steady operational effect, has broad application prospects in water treatment field.

Description of the drawings

Fig. 1 is the utility model horizontal layout schematic diagram；

Fig. 2 is the A-A cross-sectional configuration schematic diagrames of Fig. 1；

Fig. 3 is backwash gas-distribution pipe and sparge pipe cross-sectional configuration enlarged diagram.

Reference numeral：1-inlet gate, 2-inlet openings, 3-backwash emptying gates, 4-backwash osculums, 5- Distributing hole, 6-Multifunctional sinks, 7-support brackets, 8-backwash manifold, 9-blow-down pipes, 10-backwash air inlet pipe, 11-backwash water inlet pipes, 12-filter material layers, 13-supporting layers, 14-filter plates, 15-filter beams, 16-filter beam buttresses, 17-is anti- Rinse gas-distribution pipe, 18-backwash sparge pipes, 19-air distribution holes, 20-distributing holes, 21-water inlet distributing channels, 22-recoil wash-off Well, 23-filter tank ontologies, 24-filtering wet wells, 25-piping lanes.

Specific implementation mode

The utility model is made the following instructions with reference to Figure of description：

Embodiment 1

A kind of new and effective filter tank, including water inlet system, filter tank ontology 23, backwashing system, piping lane 25,

Water inlet system includes water inlet distributing channel 21 and Multifunctional sink 6, the side wall in 21 outside water inlet direction of water inlet distributing channel On open up inlet opening 2, inlet gate 1 is installed in 2 outside of inlet opening, and 3 distributing holes are opened up on the water outlet side wall for distributing channel 21 of intaking 5,36 one end of Multifunctional sink are installed in distributing hole 5, and the other end is mounted on side of the filter tank ontology far from water inlet distributing channel Support bracket 7 on；Water inlet 21 right-side wall of distributing channel is connect by the backwash osculum 4 opened up with backwash wet well 22, And installation backwash emptying gate 3 at backwash osculum 4；

Filter tank ontology includes filter material layer 12, supporting layer 13, filter plate 14, filter beam 15 successively from top to bottom, and filter material layer fills nothing Bituminous coal and quartz sand, anthracite granule size range are 0.8mm-1.5mm, and anthracite thickness is 400mm, and quartz sand particle size range is 0.6mm-1.2mm, quartz sand thickness are 350mm, and supporting layer uses natural pebble, and cobble particle size range is 3mm-30mm, support Thickness 500mm is equipped with strainer head on filter plate 14, filters and also sets up 4 equally distributed filter beam buttresses 16 under beam 15, is used to support Beam 15 is filtered,

Backwashing system includes backwash air inlet pipe 10, backwash water inlet pipe 11, backwash manifold 8, backwash gas-distribution pipe 17 are mounted on backwash sparge pipe 18, backwash sparge pipe 18 below filter beam 15, and backwash sparge pipe 18 exists in the horizontal direction Pipe both sides symmetric position respectively opens a distributing hole 20, holes center coaxial line, and crosses the axis vertical take-off at holes center in recoil The central axis of sparge pipe is washed, and backwashes 18 lower edge of sparge pipe and vertically opens a distributing hole 20, and this again The center of distributing hole 20 and the center of two distributing holes 20 of horizontal direction are on same perpendicular；

Backwashing 17 upper end of gas-distribution pipe, in pipe both sides, symmetric position respectively opens an air distribution hole 19 in the horizontal direction, and in holes Heart coaxial line,

Backwash gas-distribution pipe 17 is welded on backwash sparge pipe 18 top, and backwash the central axis of gas-distribution pipe 17 with it is anti- The central axis for rinsing sparge pipe 18 is orthogonal, is integrally formed formula backwash distribution and distributing pipe line,

Backwash sparge pipe 18 with backwash manifold 8 by flanged joint, and backwash air inlet pipe 10 and backwash into Water pipe 11 is also connected on backwash manifold 8, and backwash 8 lower edges of manifold weld blow-down pipe 9, and valve is respectively provided on each pipeline, The outlet of blow-down pipe 9 is connected to plant area's drainage system；

The outlets backwash manifold 8 are connected to the filtering wet well 24 in piping lane 25, and install gate in junction, to control System filtering water outlet and backwash.

Certain waterworks, scale are 40,000 m3/d, and using the new and effective filter tank as filter element, design filtering velocity is 8m/ H-10m/h, forcing filter rate 10m/h-14m/h.It is produced the water stage in filtering, backwash emptying gate 3 is closed, and is opened Inlet gate 1, water flow into water inlet distributing channel 21 from inlet opening 2, are evenly distributed water inlet to Multifunctional sink by distributing hole 5 6, filter tank ontology 23 is entered back into, is finally flowed out from filter plate 14 after the filtering of filter material layer 12, filtering water outlet is flowed by distributing hole 20 Enter to backwash sparge pipe 18, access backwash manifold 8 finally flows into filtering wet well 24；

In backwash stage, inlet gate 1 is closed, backwash emptying gate 3 is opened, closes on backwash manifold 8 and be located at The gate of 24 side of wet well is filtered, starts backwash air source, compressed air is by backwashing the conveying of air inlet pipe 10 and passing through successively Cross backwash manifold 8, backwash sparge pipe 18 and backwash gas-distribution pipe 17, stream is evenly distributed out by air distribution hole 19, from it is lower to On across filter plate 14, supporting layer 13 and filter material layer 12, air douche is carried out to filtrate, backwash rate is 18L/ (m2s), is rinsed Time is 3min；It is then shut off air source, starts backwash pump, clear water self counter flushing water inlet pipe 11 is followed by backwash manifold 8 and backwash sparge pipe 18, stream is mainly finally evenly distributed out by distributing hole 20, from bottom to top pass through filter plate 14, supporting layer 13 and filter material layer 12, water flushing is carried out to filtrate, backwash rate is 8.5L/ (m2s), washing time 6min, backwashing water It is collected by Multifunctional sink 6, water inlet distributing channel 21 is flowed into through distributing hole 5, finally flowed through backwash emptying gate 3 and enter Backwash wet well 22 arrives plant area's drainage system again；Backwash pump is closed, so far filter back washing terminates, and is washed by recoiling The dirt removal retained in filter material layer is fallen with air purge, to restore the filter capacity in filter tank.After backwash stage, successively It opens and is located at the gate for filtering out 23 side of well on backwash manifold 8, closes backwash emptying gate 3 and opens inlet gate 1, reenter the filtering production water stage.

Embodiment 2

A kind of new and effective filter tank, including water inlet system, filter tank ontology 23, backwashing system, piping lane 25,

Water inlet system includes water inlet distributing channel 21 and Multifunctional sink 6, the side wall in 21 outside water inlet direction of water inlet distributing channel On open up inlet opening 2, inlet gate 1 is installed in 2 outside of inlet opening, and uniformly opening up 4 on the water outlet side wall for distributing channel 21 of intaking matches 5,4, water hole, 6 one end of Multifunctional sink is installed in distributing hole 5, and the other end is mounted on filter tank ontology far from water inlet distributing channel On the support bracket 7 of side；Water inlet 21 right-side wall of distributing channel is connected by the backwash osculum 4 opened up with backwash wet well 22 It connects, and backwashes installation backwash emptying gate 3 at osculum 4；

Filter tank ontology includes filter material layer 12, supporting layer 13, filter plate 14, filter beam 15, filter material layer filling filter successively from top to bottom Material is uniformly-graded quartz sand filter media, and particle size range is 0.9mm-1.2mm, thickness 1400mm, and supporting layer uses natural pebble, Cobble particle size range is 3mm-30mm, support thickness 400mm, and strainer head is housed on filter plate 14, filters and also sets up three one-tenth under beam 15 Pair and symmetrical filter beam buttress 16, be used to support filter beam 15,

Backwashing system includes backwash air inlet pipe 10, backwash water inlet pipe 11, backwash manifold 8, backwash gas-distribution pipe 17 are mounted on backwash sparge pipe 18, backwash sparge pipe 18 below filter beam 15, and backwash sparge pipe 18 exists in the horizontal direction Pipe both sides symmetric position respectively opens a distributing hole 20, holes center coaxial line, and backwashes 18 lower edge of sparge pipe along vertical A distributing hole 20 is opened in direction again, and the center of two distributing holes 20 of the center of this distributing hole 20 and horizontal direction is same perpendicular In straight plane；

Backwashing 17 upper end of gas-distribution pipe, in pipe both sides, symmetric position respectively opens an air distribution hole 19 in the horizontal direction, and in holes Heart coaxial line,

Gas-distribution pipe 17 is backwashed along backwash 18 axial direction uniform welding of sparge pipe at 18 top of backwash sparge pipe, and Backwash gas-distribution pipe 17 central axis with backwash the central axis of sparge pipe 18 it is orthogonal, be integrally formed formula backwash distribution with Distributing pipe line,

Backwash sparge pipe 18 with backwash manifold 8 by flanged joint, and backwash air inlet pipe 10 and backwash into Water pipe 11 is also connected on backwash manifold 8, and backwash 8 lower edges of manifold weld blow-down pipe 9, and valve is respectively provided on each pipeline, The outlet of blow-down pipe 9 is connected to plant area's drainage system；

The outlets backwash manifold 8 are connected to the filtering wet well 24 in piping lane 25, and install gate in junction, to control System filtering water outlet and backwash.

Certain waterworks, scale are 20,000 m3/d, and using the new and effective filter tank as filter element, design filtering velocity is 8m/ H-10m/h, forcing filter rate 10m/h-14m/h.It is produced the water stage in filtering, backwash emptying gate 3 is closed, and is opened Inlet gate 1, water flow into water inlet distributing channel 21 from inlet opening 2, are evenly distributed water inlet to Multifunctional sink by distributing hole 5 6, it into filter tank ontology III, is finally flowed out from filter plate 14 after the filtering of filter material layer 12, filtering water outlet is flowed by distributing hole 20 Sparge pipe 18 is backwashed, access backwash manifold 8 finally flows into filtering wet well 24；

In backwash stage, inlet gate 1 is closed, backwash emptying gate 3 is opened, closes on backwash manifold and be located at The gate of 24 side of well is filtered out, starts backwash air source, compressed air is by backwashing the conveying of air inlet pipe 10 and passing through successively Manifold 8, backwash sparge pipe 18 and backwash gas-distribution pipe 17 are backwashed, stream is evenly distributed out eventually by air distribution hole 19, under It is upward through filter plate 14, supporting layer 13 and filter material layer 12, air douche is carried out to filtrate, backwash rate is 15L/ (m2s), punching It is 2min to wash the time；Then, start backwash pump, clear water self counter flushing water inlet pipe 11 is followed by backwash manifold 8 and instead Sparge pipe 18 is rinsed, stream is evenly distributed out eventually by distributing hole 20, passes through filter plate 14, supporting layer 13 and filter material layer from bottom to top 12, gas and water is carried out to filtrate and is backwashed simultaneously, gas flushing intensity is 15L/ (m2s), and water backwash rate is 4L/ (m2s), Washing time is 4min, and backwashing water is collected by Multifunctional sink 6, flows into water inlet distributing channel 21 through distributing hole 5, finally It flows through backwash emptying gate 3 and enters backwash wet well 22 again to plant area's drainage system；Air source is closed, continues to carry out filtrate Water backwashing, water backwash rate are 6L/ (m2s), washing time 8min；Finally, backwash pump is closed, so far filter tank is anti- Flushing terminates, and by recoiling, the gentle dirt removal that will be retained in filter material layer of washing of washing falls, to restore the filter capacity in filter tank. After backwash stage, opens be located at the gate for filtering out 24 side of well, closing backwash row on backwash manifold successively Sluice gate 3 and opening inlet gate 1, reenter the filtering production water stage.

Above example is only interpretation the technical solution of the utility model content, is not intended to limit and is existed according to actual conditions The design parameter that adjustment is implemented in the data area that the technical solution of the utility model provides.

Claims (10)

1. a kind of new and effective filter tank, it is characterized in that including water inlet system, filter tank ontology, backwashing system, piping lane,

Water inlet system includes water inlet distributing channel and Multifunctional sink, and inlet opening, inlet opening outside peace are opened up on the outside of water inlet distributing channel Sluice gate is put into, water inlet distributing channel is connected to by distributing hole with filter tank ontology, and Multifunctional sink one end is installed in distributing hole, separately One end is mounted on side of the filter tank ontology far from water inlet distributing channel；Distributing channel intake also by backwashing osculum connection backwash Wet well, and the installation backwash emptying gate at backwash osculum；

Filter tank ontology includes filter material layer successively from top to bottom, supporting layer, filter plate, filters beam,

Backwashing system includes that backwash air inlet pipe, backwash water inlet pipe, backwash manifold, backwash gas-distribution pipe and backwash are matched Water pipe, backwash sparge pipe are mounted below filter beam, are backwashed and are opened up distributing hole on sparge pipe, and backwash gas-distribution pipe upper end opens up Air distribution hole, backwash gas-distribution pipe be connected to backwash sparge pipe at the top of, backwash sparge pipe, backwash air inlet pipe and backwash into Water pipe is connect with backwash manifold respectively,

The outlets backwash manifold are connect with the filtering wet well in piping lane, and install gate in junction, are filtered out to control Water and backwash.

2. filter tank according to claim 1, it is characterized in that the distributing hole is uniformly distributed in on water distributing channel.

3. filter tank according to claim 2, it is characterized in that water inlet system installs equally distributed Multifunctional sink.

4. according to claim 1-3 any one of them filter tank, it is characterized in that also setting up equally distributed filter beam under the filter beam Buttress is used to support filter beam.

5. filter tank according to claim 4, it is characterized in that filling uniformly-graded filtrate or the double-deck filter in the filter material layer Material.

6. filter tank according to claim 5, it is characterized in that being equipped with strainer head on the filter plate.

7. filter tank according to claim 1 or 6, it is characterized in that backwash gas-distribution pipe upper end is in the horizontal direction in pipe both sides pair Position is claimed respectively to open an air distribution hole.

8. filter tank according to claim 7, it is characterized in that backwash sparge pipe is in the horizontal direction in pipe both sides symmetric position A distributing hole is respectively opened, and backwashes sparge pipe lower edge and vertically opens a distributing hole again.

9. filter tank according to claim 8 is matched it is characterized in that being uniformly distributed backwash along backwash sparge pipe axial direction Tracheae.

10. according to claim 1-3, the filter tank described in any one of 6,9, it is characterized in that backwash manifold lower edges connection emptying It manages, valve is installed on blow-down pipe.