CN207259227U - A kind of biological aerated filter sewage-treatment plant - Google Patents

Abstract

The utility model discloses a kind of biological aerated filter sewage-treatment plant,Including sewage-treatment plant body,The inside of the sewage-treatment plant body is divided into buffering water distributing area from top to bottom,Filtrate area and exhalant region,The buffering water distributing area is mutually separated with filtrate area by supporting plate,And the both sides lower end of the buffering water distributing area is respectively symmetrically provided with filter tank water inlet pipe and backwash tracheae,Aeration tube is provided with the upside of the backwash tracheae,One end of the aeration tube is installed between the filter disk on the downside of supporting plate and supporting plate,By supporting rack to place some activated sludges in the filtrate area,It is used to purify sewage to cultivate some aerobe bacteriums,The both ends of the exhalant region are provided with effluent trough,The both ends effluent trough is connected to backwash drainpipe and purification water discharge pipe,And sloping plate deposition district is installed on the inside of the effluent trough,The purification water discharge pipe is connected by backwashing water pipe with filter tank water inlet pipe,To avoid filter tank water inlet blockage.

Description

A kind of biological aerated filter sewage-treatment plant

Technical field

Technical field of biological sewage treatment is the utility model is related to, is specially a kind of biological aerated filter sewage disposal dress Put.

Background technology

Sewage Biological Treatment is the general name for the method treated sewage for using biology, is most extensive in Modern sewage processing application One of method.Dirty Organic substance in water is mainly converted into simple inorganic matter by the decomposition of microorganism, obtains sewage To purification.By two major class of anaerobic bio-treated and Aerobic biological process can be divided into oxygen demand situation.Anaerobic bio-treated system Organic matter is converted into organic acid using anaerobe, organic acid is decomposed into methane, carbon dioxide and hydrogen etc. by methane backeria again, Such as anaerobic pond, septic tank, the anaerobic digestion of sludge and anaerobic biological reactor.Aerobic biological process system using mechanical aeration or Natural aeration (such as algae photosynthesis production oxygen) provides the activity energy for aerobic microbiological in sewage, promotes aerobic microbiological Decomposition active, makes to purify the sewage, as activated sludge, biofilter, biological rotating disk, sewage irrigation, oxidation pond function.It is dirty Aquatic organism high treating effect, expense is low, and technology is simpler, and application is fairly simple.When simple precipitation and chemical treatment cannot be protected Card is when reaching enough degree of purifications it is necessary to being for further processing with the method for biology.To pay special attention to grasp in biological treatment The basic characteristics of the microorganism of sewage are purified, meet its requirement condition；BOD is greater than 0.3 with COD ratios in sewage.Temperature shadow Sound is larger, and winter, general effect was poor.

With the development of science and technology, also it is evolving in terms of Sewage Biological Treatment, constantly progress, wherein biofilter sewage Processing unit is also in widely using, but biological filter wastewater treatment unit currently on the market still lacks backwash, makes Water pipe is obtained easily to block, it is impossible to normally operated, so that the efficiency of sewage purification is have impact on, and microorganism therein It is slow-growing, reduce the effect of Sewage Biological Treatment.

Utility model content

In order to overcome the shortcomings of prior art, the utility model provides a kind of biological aerated filter sewage disposal dress Put, to play the role of good backwash, the hair of line clogging situation can be reduced by backwashing tracheae and backwash water pipe It is raw, but also there is aeration tube, substantial amounts of dissolved oxygen, the life of the aerobic microbiological of quickening can be provided for the sewage-treatment plant Long and breeding, so as to improve the working effect of sewage-treatment plant.

Technical solution is used by the utility model solves its technical problem：A kind of biological aerated filter sewage disposal dress Put, including sewage-treatment plant body, the inside of the sewage-treatment plant body are divided into buffering water distributing area, filtrate from top to bottom Area and exhalant region, the buffering water distributing area are mutually separated with filtrate area by supporting plate, and under the both sides of the buffering water distributing area End is respectively symmetrically provided with filter tank water inlet pipe and backwash tracheae, and aeration tube is provided with the upside of the backwash tracheae, described One end of aeration tube is installed between the filter disk on the downside of supporting plate and supporting plate, and the downside of the filter disk is uniformly provided with support Flitch, by supporting rack to place some activated sludges in the filtrate area, is used to purify to cultivate some aerobe bacteriums Sewage, the both ends of the exhalant region are provided with effluent trough, and the both ends effluent trough is connected to backwash drainpipe and purification Water discharge pipe, and sloping plate deposition district is installed on the inside of the effluent trough, the purification water discharge pipe is by backwashing water pipe It is connected with filter tank water inlet pipe.

As a kind of preferable technical solution of the utility model, the backwash water pipe is by water pump thereon by purified water Water in discharge pipe is transported in the water inlet pipe of filter tank, to play the role of backwash.

As a kind of preferable technical solution of the utility model, precipitation is evenly arranged with the inclined plate of the sloping plate deposition district Through hole, and the lower end installation revolving door plug of sloping plate deposition district.

As a kind of preferable technical solution of the utility model, the bottom of the sewage-treatment plant body is provided with spoil disposal leakage Bucket.

As a kind of preferable technical solution of the utility model, the supporting plate is made of plastic foamboard.

Compared with prior art, the beneficial effects of the utility model are：The biological aerated filter sewage-treatment plant, can By backwashing tracheae and backwash water pipe, to play the role of good backwash, reduce the hair of filter tank water inlet pipe stopping state It is raw, and then the service life of filter tank water inlet pipe is extended, also improve the purification effect of the biological aerated filter sewage-treatment plant Rate, but also there is aeration tube, substantial amounts of dissolved oxygen, the life of the aerobic microbiological of quickening can be provided for the sewage-treatment plant Long and breeding, so as to improve the biological cleaning effect of sewage-treatment plant, and also has sloping plate deposition district, can utilize weight The effect of power, falls into sloping plate deposition district by precipitating through hole by the impurity in water after purification, improves the degree of purity of purified water.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 precipitates through-hole structure schematic diagram for the utility model.

In figure：1- sewage-treatment plant bodies；2- buffers water distributing area；3- filtrates area；4- exhalant regions；5- supporting plates；6- filter tanks Water inlet pipe；7- backwashes tracheae；8- aeration tubes；9- filter disks；10- supports flitch；11- supports rack；12- effluent troughs；13- recoils Wash drainpipe；14- purifies water discharge pipe；15- sloping plate deposition districts；16- backwashes water pipe；17- precipitates through hole.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

Embodiment：

As depicted in figs. 1 and 2, the utility model provides a kind of biological aerated filter sewage-treatment plant, including sewage Processing unit body 1, the inside of the sewage-treatment plant body 1 are divided into buffering water distributing area 2, filtrate area 3 and go out from top to bottom Pool 4, the buffering water distributing area 2 are mutually separated with filtrate area 3 by supporting plate 5, and the both sides lower end of the buffering water distributing area 2 Filter tank water inlet pipe 6 and backwash tracheae 7 are respectively symmetrically installed, the upside of the backwash tracheae 7 is provided with aeration tube 8, institute The one end for stating aeration tube 8 is installed between supporting plate 5 and the filter disk 9 of the downside of supporting plate 5, and the downside of the filter disk 9 is uniform Support flitch 10 is installed；

By supporting rack 11 to place some activated sludges in the filtrate area 3, to cultivate some aerobe bacteriums use In purification sewage, the both ends of the exhalant region 4 are provided with effluent trough 12, and the both ends effluent trough 12 is connected to backwash row Water pipe 13 and purification water discharge pipe 14, and the inner side of the effluent trough 12 is provided with sloping plate deposition district 15, the purified water row Outlet pipe 14 is connected by backwashing water pipe 16 with filter tank water inlet pipe 6.

Preferably, the water purified in water discharge pipe 14 is transported to filter by the backwash water pipe 16 by water pump thereon In pond water inlet pipe 6, to play the role of backwash；Precipitation through hole 17 is evenly arranged with the inclined plate of the sloping plate deposition district 15, And the lower end installation revolving door plug of sloping plate deposition district 15；The bottom of the sewage-treatment plant body 1 is provided with spoil disposal funnel；Institute Supporting plate 5 is stated to be made of plastic foamboard.

The utility model is mainly characterized by, and the biological aerated filter sewage-treatment plant, can pass through backwash gas The backwash effect of pipe and backwash water pipe, reduces the generation of filter tank water inlet pipe stopping state, to improve sewage disposal dress The purification efficiency put, but also substantial amounts of dissolved oxygen is provided for the sewage-treatment plant by aeration tube, accelerate aerobic micro- life The growth and breeding of thing, so as to improve the biological cleaning effect of sewage-treatment plant.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (5)

1. A kind of 1. biological aerated filter sewage-treatment plant, it is characterised in that：Including sewage-treatment plant body (1), the sewage The inside of processing unit body (1) is divided into buffering water distributing area (2), filtrate area (3) and exhalant region (4) from top to bottom, described slow Water distributing area (2) is rushed to be mutually separated by supporting plate (5) with filtrate area (3), and the both sides lower end difference of buffering water distributing area (2) Filter tank water inlet pipe (6) and backwash tracheae (7) are symmetrically installed with, aeration tube is provided with the upside of the backwash tracheae (7) (8), one end of the aeration tube (8) is installed between the filter disk (9) on the downside of supporting plate (5) and supporting plate (5), the filter The downside of disk (9) is uniformly provided with support flitch (10), is become silted up in the filtrate area (3) by supporting rack (11) to place some activity Mud, is used to purify sewage, the both ends of the exhalant region (4) are provided with effluent trough (12), institute to cultivate some aerobe bacteriums State both ends effluent trough (12) and be connected to backwash drainpipe (13) and purification water discharge pipe (14), and the effluent trough (12) sloping plate deposition district (15) is installed on the inside of, the purification water discharge pipe (14) by backwash water pipe (16) and filter tank into Water pipe (6) is connected.
2. A kind of 2. biological aerated filter sewage-treatment plant according to claim 1, it is characterised in that：The backwashing water The water purified in water discharge pipe (14) is transported in filter tank water inlet pipe (6) by pipe (16) by water pump thereon, to play recoil The effect washed.
3. A kind of 3. biological aerated filter sewage-treatment plant according to claim 1, it is characterised in that：The sloping plate deposition Precipitation through hole (17), and the lower end installation revolving door plug of sloping plate deposition district (15) are evenly arranged with the inclined plate in area (15).
4. A kind of 4. biological aerated filter sewage-treatment plant according to claim 1, it is characterised in that：The sewage disposal The bottom of apparatus body (1) is provided with spoil disposal funnel.
5. A kind of 5. biological aerated filter sewage-treatment plant according to claim 1, it is characterised in that：The supporting plate (5) it is made of plastic foamboard.