CN205575869U - High -efficient cities and towns concentrate sewage deep purification to handle V type filtering pond - Google Patents

Abstract

The utility model discloses a high -efficient cities and towns concentrate sewage deep purification to handle V type filtering pond, including filtering pond and midfeather, the inboard both sides with the midfeather in filtering pond all are equipped with V type groove, are equipped with the water distributor that the level was arranged on the slope cell wall in V type groove, and the water distributor is continuous with the leading water pipe of V type groove intercommunication, be equipped with the jointly joint anti - washing unit of anti - washing unit and second air water of first air water between the lateral wall in midfeather and filtering pond respectively, the inside from the top down in filtering pond is equipped with adsorbed layer, biological filtering material layer, filter plate and filter in proper order, and the biological filtering material layer below is equipped with power aeration equipment. The utility model discloses increasing the midfeather the filtering pond in the middle of, increasing the quantity in V type groove, improved the handling capacity in V type filtering pond, according to first incorporation, the principle of equalling divide again, at the water distributor that the outside additional installation level in V type groove set up, guarantee that the water distribution elevation is unanimous, the water distribution is even, set up power aeration equipment below biological filtering material layer, improve biological filtering material layer's filter effect, guarantee the utility model discloses a V type filtering pond reaches fine filter effect.

Description

A kind of efficiently cities and towns concentrate deep purification of waste water to process V Type filter tank

Technical field

This utility model relates to the centralized sanitary sewage disposal in cities and towns technical field, particularly relates to a kind of efficiently cities and towns and concentrates deep purification of waste water to process V-type filter tank.

Background technology

At present, the centralized sewage treatment plants in cities and towns further treatment technique has coagulation-settlement process, filtering technique, active carbon absorption technology.And remove SS, caprophyl group's number and other the most below standard material most efficient method and filter exactly.Wherein V-type filter tank is again in filtering technique, and effluent quality is good, filtering velocity is high, cycle length, backwash water amount are few and has the technique of preferable backwash effect, and V-type filter tank is a kind of form of rapid filter, gains the name because its intake chamber shape is in the shape of the letter V.V-type filter tank is also a kind of rapid filter, and its operation principle is to utilize machinery Throttle Principle and be grown in the microbial film adsorption bridging principle of material surface to reach purification of water quality purpose, removes the polluters such as SS.In place of also having the advanced person in filter tank, in that have employed homogeneous filtering material and advanced gas and water backwash is held concurrently surface sweep washing technology.The principal element of General Influence V-type filter tank running is drainage rate, the filtrate number of plies, water inlet water distribution system and backwashing system etc., V-type filter tank water distribution is uniform, backwash effect is good, it is greatly saved the water yield and the power consumption of backwash, whole filtering layer is in the even particle size distribution of depth direction, in backwash process, filtering layer does not expands, and hydraulic classiciation phenomenon does not occur, it is ensured that deep layer cuts dirt.Pre-buried short tube or hole again after first pouring concrete pool wall before using casting concrete V-groove in the construction of current V-type filter tank, owing to quantity of boxing out is many, pre-buried and boring position can be inaccurate, is extremely difficult to design and requires that absolute altitude is consistent, the uniform effect of water distribution, and the filter effect in V-type filter tank is bad.

Utility model content

Technical problem to be solved in the utility model is, it is provided that a kind of water distribution absolute altitude is consistent, the efficient cities and towns of the most even good filtration effect of water distribution concentrate deep purification of waste water to process V-type filter tank.

In order to solve above-mentioned technical problem, this utility model is achieved through the following technical solutions: a kind of efficiently cities and towns concentrate deep purification of waste water to process V-type filter tank, including filter tank and the midfeather being positioned in the middle of described filter tank, inside described filter tank, the both sides with midfeather are equipped with V-groove, the cell wall that tilts of described V-groove is provided with horizontally disposed water distributor, the aqueduct that described water distributor connects with V-groove is connected, and described water distributor offers equally distributed water distributing pore；The first combined water and air backwash device and the second combined water and air backwash device it is respectively equipped with between described midfeather and the sidewall in filter tank, it is sequentially provided with adsorption layer, the biological filter bed of material, filter plate and filter inside described filter tank from top to bottom, below the described biological filter bed of material, is provided with power aerator.

As the improvement of technique scheme, described power aerator is submersible type plugflow aeration machine.

As the improvement of such scheme, in described adsorption layer, it is provided with resin and activated carbon.

Further, described filter is strainer head, and described strainer head includes filter cap and the chimney filter connected with described filter cap, and described filter cap periphery is provided with square opening, and the tube wall of described chimney filter is provided with air inlet.

Improvement as such scheme, described first combined water and air backwash device and the second combined water and air backwash device all include rhone, air-water distribution tray and air water distributor chamber, described air-water distribution tray gentle water distributor chamber is positioned at the lower section of described rhone, and described air water distributor chamber is positioned at the underface of described filter plate；Described air water distributor chamber is positioned at described air-water distribution tray both sides, and is communicated by air distribution hole and distributing hole with air-water distribution tray.

Relative to prior art, the beneficial effects of the utility model are: efficient cities and towns of the present utility model concentrate deep purification of waste water to process V-type filter tank increases midfeather in the middle of filter tank, add the quantity of V-groove, improve the treating capacity in V-type filter tank, and in tilting of V-groove, on cell wall, horizontally disposed water distributor is set, and the aqueduct that water distributor connects with V-groove is connected, according to the principle first merging, dividing equally again, in V-groove external add-in, horizontally disposed water distributor is installed, water distributor is offered uniform water distributing pore, ensureing that water distribution absolute altitude is consistent, water distribution is uniform.The levelness scalable of filter of the present utility model, the levelness of filter plate can guarantee that the filtrate of homogenizing, filtrate do not drift about, last surface sweep washing, can be discharged by impurity rapidly, thus reduce backwashing time and save the energy consumption rinsed.Additionally, this utility model arranges power aerator below the biological filter bed of material, power aerator carries out aeration during filtering, it is not only farthest oxygen supplement, and the current promoted spray to top layer or the water surface from bottom, by stirring aeration oxygen supply on water body top layer or bottom, current are promoted to circulate continuously, make Organic substance, it is sufficiently mixed contact between microorganism and oxygen, fully reaction, give full play to the retaining power of filtrate, and increase filter cycle, improve the filter effect of the biological filter bed of material, ensure that V-type filter tank of the present utility model reaches good filter effect.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, the accompanying drawing of embodiment will be briefly described below.

Fig. 1 is the structural representation that the longitudinal section of deep purification of waste water process V-type filter tank preferred embodiment is concentrated in the efficient cities and towns of this utility model.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.

As shown in Figure 1, it is that the efficient cities and towns of this utility model concentrate deep purification of waste water to process the structural representation of V-type filter tank preferred embodiment, the efficient cities and towns of this utility model concentrate deep purification of waste water process V-type filter tank include filter tank 10 and be positioned at the midfeather 20 in the middle of described filter tank 10, inside described filter tank 10, the both sides with midfeather 20 are equipped with V-groove 30, the cell wall that tilts of described V-groove 30 is provided with horizontally disposed water distributor 40, the aqueduct 50 that described water distributor 40 connects with V-groove 30 is connected, and described water distributor 40 offers equally distributed water distributing pore；nullThe first combined water and air backwash device 60 and the second combined water and air backwash device 70 it is respectively equipped with between described midfeather 20 and the sidewall in filter tank 10，Described filter tank 10 is internal is sequentially provided with adsorption layer 11 from top to bottom、The biological filter bed of material 12、Filter plate 13 and filter 14，It is provided with resin and activated carbon in described adsorption layer 11，Organic substance in absorption effluent，Power aerator (not indicating in figure) it is provided with below the described biological filter bed of material 12，Preferably，Described power aerator is submersible type plugflow aeration machine，Power aerator carries out aeration during filtering，It is not only farthest oxygen supplement，And the current promoted spray to top layer or the water surface from bottom，By stirring aeration oxygen supply on water body top layer or bottom，Current are promoted to circulate continuously，Make Organic substance、It is sufficiently mixed contact between microorganism and oxygen，Fully reaction，Give full play to the retaining power of filtrate，And increase filter cycle，Improve the filter effect of the biological filter bed of material 12.

nullSpecifically，First combined water and air backwash device 60 of the present utility model and the second combined water and air backwash device 70 all include rhone、Air-water distribution tray and air water distributor chamber，Described air-water distribution tray gentle water distributor chamber is positioned at the lower section of described rhone，And described air water distributor chamber is positioned at the underface of described filter plate，Described air water distributor chamber is positioned at described air-water distribution tray both sides，And communicated by air distribution hole and distributing hole with air-water distribution tray，The efficient cities and towns of this utility model concentrate deep purification of waste water process V-type filter tank also to include water lines、Air pipe，Water lines includes total canal water inlet pipe、Backwash water inlet pipe、Rhone drain pipe and Graceful water pipe，When crossing drainage，Control valve on total canal water inlet pipe is opened，Allow and treat that drainage passes through V-groove 30 and enters in filter tank 10，Water after being filtered by adsorption layer 11 and the biological filter bed of material 12 is immersed in air water distributor chamber，Clear water reserviors are flowed into again through Graceful water pipe.When backwashing is desired, control unit opens the control valve on backwash water inlet pipe, backwashing water enters into air-water distribution tray, by distributing hole, the water in air-water distribution tray is entered in air water distributor chamber, again through filtering head 14 even into filter tank 10, while being rinsed, control unit opens the control valve on air pipe, open air feed equipment, air air distribution hole on air-water distribution tray enters into air water distributor chamber, sprayed by filter 14 again, the impurity of filter material surface is swept away and suspends in water.

Specifically, described filter 14 is strainer head, and including filter cap and chimney filter, described chimney filter connects with filter cap, and described filter cap is cylinder, and filter cap periphery is evenly distributed with some gaps, and described gap is square opening；The tube wall of described chimney filter is provided with air inlet, is provided with inlet opening below described tube wall, and in backwash process, in air water distributor chamber, gas and the water of backwash are mixed by filter 14, uniformly spray from the gap of filter 14.During filtration, water flows from top to bottom, and through the adsorption filtration of filter material, water flows to the air water distributor chamber filter plate 13 from filter 14, reaches to purify purpose.During backwash, filtrate is carried out shearing flushing by air water by filter 14, and filter 14 is connected with filter plate 13.Use filter 14 of the present utility model can make between filter plate 13 without stagnant water angular region, not deposition, effective.

Efficient cities and towns of the present utility model concentrate deep purification of waste water to process V-type filter tank increases midfeather 20 in the middle of filter tank 10, add the quantity of V-groove 30, improve the treating capacity in V-type filter tank, and in tilting of V-groove 30, on cell wall, horizontally disposed water distributor 40 is set, and the aqueduct 50 that water distributor 40 connects with V-groove 30 is connected, according to the principle first merging, dividing equally again, in V-groove 30 external add-in, horizontally disposed water distributor 40 is installed, water distributor 40 is offered uniform water distributing pore, ensureing that water distribution absolute altitude is consistent, water distribution is uniform.The levelness scalable of filter 14 of the present utility model, the levelness of filter plate 13 can guarantee that the filtrate of homogenizing, filtrate do not drift about, last surface sweep washing, can be discharged by impurity rapidly, thus reduce backwashing time and save the energy consumption rinsed.Additionally, this utility model arranges power aerator below the biological filter bed of material 12, power aerator carries out aeration during filtering, it is not only farthest oxygen supplement, and the current promoted spray to top layer or the water surface from bottom, by stirring aeration oxygen supply on water body top layer or bottom, current are promoted to circulate continuously, make Organic substance, it is sufficiently mixed contact between microorganism and oxygen, fully reaction, give full play to the retaining power of filtrate, and increase filter cycle, improve the filter effect of the biological filter bed of material 12, ensure that V-type filter tank of the present utility model reaches good filter effect.

Above disclosed it is only preferred embodiment of the present utility model, certainly can not limit the interest field of this utility model, the equivalent variations therefore made according to this utility model claim with this, still belong to the scope that this utility model is contained.

Claims (4)

1. efficient cities and towns concentrate deep purification of waste water to process V-type filter tank, it is characterized in that: include filter tank and be positioned at the midfeather in the middle of described filter tank, inside described filter tank, the both sides with midfeather are equipped with V-groove, the cell wall that tilts of described V-groove is provided with horizontally disposed water distributor, the aqueduct that described water distributor connects with V-groove is connected, and described water distributor offers equally distributed water distributing pore；The first combined water and air backwash device and the second combined water and air backwash device it is respectively equipped with between described midfeather and the sidewall in filter tank, it is sequentially provided with adsorption layer, the biological filter bed of material, filter plate and filter inside described filter tank from top to bottom, below the described biological filter bed of material, is provided with power aerator.

2. efficiently cities and towns as claimed in claim 1 concentrate deep purification of waste water to process V-type filter tank, it is characterised in that: described power aerator is submersible type plugflow aeration machine.

3. efficiently cities and towns as claimed in claim 1 concentrate deep purification of waste water to process V-type filter tank, it is characterized in that: described filter is strainer head, described strainer head includes filter cap and the chimney filter connected with described filter cap, and described filter cap periphery is provided with square opening, and the tube wall of described chimney filter is provided with air inlet.

4. efficiently cities and towns as claimed in claim 1 concentrate deep purification of waste water to process V-type filter tank, it is characterized in that: described first combined water and air backwash device and the second combined water and air backwash device all include rhone, air-water distribution tray and air water distributor chamber, described air-water distribution tray gentle water distributor chamber is positioned at the lower section of described rhone, and described air water distributor chamber is positioned at the underface of described filter plate；Described air water distributor chamber is positioned at described air-water distribution tray both sides, and is communicated by air distribution hole and distributing hole with air-water distribution tray.