A kind of sewage-treatment plant
Technical field
The invention belongs to water-treatment technology field, be specifically related to a kind of sewage-treatment plant.
Background technology
Along with improving constantly of life of farmers level, rural area Income gap increases day by day, and quantity of wastewater effluent is continuously increased.Rural domestic sewage treatment is by the harmful substance in sanitary sewage and to pollute environmental elements removing, degrade and do harmless process.Treatment technology for domestic sewage in rural areas improvement is the most the most both at home and abroad, and title is the most varied, but owing to cleaning equipment structure is complicated, operating cost is high, so never by the universal utilization in rural area.Can not get effectively administering as obtained domestic sewage in rural areas, not only also by severe exacerbation Rural Water Environment while waste water resource, sewage abnormal flavour disseminates, and fly grows, and easily spreads disease and affects urban residents' quality of life, therefore solving this problem extremely urgent.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of sewage-treatment plant, simple in construction, operating cost are low, domestic sewage in rural areas classification are repeatedly processed, it is simple to universal, practicality is stronger.
To achieve these goals, the technical solution used in the present invention is: a kind of sewage-treatment plant, including sewage collecting pool, described sewage collecting pool is connected by pipeline I and filtering ponds, filtering ponds connect biological treatment tank further by pipeline II, multiple treatment trough and clean water tank it is provided with in described biological treatment tank, treatment trough is arranged centered by clean water tank, filter course it is provided with in treatment trough, the cell wall height for the treatment of trough is different, so that sewage can pass sequentially through different treatment troughs and finally flow into clean water tank.
Preferably, described treatment trough is triangle treatment trough.
Preferably, the quantity of described treatment trough is two or more to any of the above-described scheme, and the height of described clean water tank is higher than the height for the treatment of trough.
Preferably, the quantity of described treatment trough is 12 to any of the above-described scheme, respectively treatment trough A, treatment trough B, treatment trough C, treatment trough D, treatment trough E, treatment trough F, treatment trough G, treatment trough H, treatment trough I, treatment trough J, treatment trough K, treatment trough L.
Any of the above-described scheme is preferably, described pipeline II extends in treatment trough A, and treatment trough A, treatment trough B, treatment trough C, treatment trough D, treatment trough E, treatment trough F, treatment trough G, treatment trough H, treatment trough I, treatment trough J, treatment trough K, treatment trough L set gradually from high to low according to setting and cell wall clockwise.
Preferably, described filter course is at least one in asphalt felt, oil absorbent material, activated carbon filter layer, ultraviolet sterilizer to any of the above-described scheme.
Any of the above-described scheme is preferably, it is provided with asphalt felt in described treatment trough A, treatment trough B and treatment trough C, it is provided with activated carbon filter layer in treatment trough D, treatment trough E, treatment trough F, it is provided with reverse osmosis membrane in treatment trough G, treatment trough H, treatment trough I, in treatment trough J, treatment trough K, treatment trough L, is provided with ultraviolet sterilizer.
Preferably, described asphalt felt, activated carbon filter layer, reverse osmosis membrane are all vertically arranged any of the above-described scheme.
Preferably, described clean water tank also connects any of the above-described scheme with water-supply-pipe.
Preferably, the clean water tank cell wall near treatment trough L is provided with hand-hole to any of the above-described scheme, the height of the hand-hole cell wall height less than treatment trough L.
The invention has the beneficial effects as follows: sewage collecting pool is connected by pipeline I and filtering ponds, filtering ponds connect biological treatment tank further by pipeline II, multiple treatment trough and clean water tank it is provided with in described biological treatment tank, treatment trough is arranged centered by clean water tank, filter course it is provided with in treatment trough, the cell wall height for the treatment of trough is different, so that sewage can pass sequentially through different treatment troughs and finally flow into clean water tank, a kind of sewage-treatment plant is provided, simple in construction, operating cost are low, domestic sewage in rural areas classification is repeatedly processed, it is simple to universal, practicality is stronger.
Accompanying drawing explanation
Fig. 1 is the overall structure top view of the present invention.
Fig. 2 is the overall structure schematic diagram of the present invention.
Fig. 3 is the partial structurtes enlarged drawing of Fig. 1.
Detailed description of the invention
Structural principle and operation principle to the present invention are described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1-Figure 3, a kind of sewage-treatment plant, including sewage collecting pool 1, described sewage collecting pool 1 is connected by pipeline I2 and filtering ponds 3, and filtering ponds 3 connect biological treatment tank 5 further by pipeline II4, are provided with multiple treatment trough 6 and clean water tank 7 in described biological treatment tank, treatment trough 6 is arranged centered by clean water tank 7, being provided with filter course in treatment trough 6, the cell wall height for the treatment of trough 6 is different, so that sewage can pass sequentially through different treatment troughs 6 and finally flow into clean water tank 7.Pipeline I2 and pipeline II4 is one-way pipeline, is provided with check-valves mode counter-current of sewage.
The technical scheme that the present invention optimizes further, described treatment trough 6 is triangle treatment trough, is disposed adjacent.The quantity for the treatment of trough 6 is two or more, and the height of described clean water tank 7, higher than the height for the treatment of trough 6, prevents sewage not in purified treatment i.e. flows into clean water tank 7.
The technical scheme that the present invention optimizes further, the quantity of described treatment trough 6 is 12, it is respectively treatment trough A61, treatment trough B62, treatment trough C63, treatment trough D64, treatment trough E65, treatment trough F66, treatment trough G67, treatment trough H68, treatment trough I69, treatment trough J610, treatment trough K611, treatment trough L612, each treatment trough is triangle, there is difference in height in the cell wall of adjacent treatment trough, difference in height is in the range of 0.5cm-1cm, it is thus possible to make sewage after multistep treatment, flow in clean water tank 7 finally by hand-hole 71.
The technical scheme that the present invention optimizes further, described pipeline II4 extends in treatment trough A61, and treatment trough A61, treatment trough B62, treatment trough C63, treatment trough D64, treatment trough E65, treatment trough F66, treatment trough G67, treatment trough H68, treatment trough I69, treatment trough J610, treatment trough K611, treatment trough L612 set gradually from high to low according to setting and cell wall clockwise.Filter course is at least one in asphalt felt, oil absorbent material, activated carbon filter layer, ultraviolet sterilizer.
The technical scheme that the present invention optimizes further, it is provided with asphalt felt 81 in described treatment trough A61, treatment trough B62, treatment trough C63, asphalt felt is vertically arranged, treatment trough A61, treatment trough B62, treatment trough C63 are divided into the small-sized treatment trough that two sizes are of substantially equal by asphalt felt, owing to the height of cell wall is different, current can sequentially pass through treatment trough A61, treatment trough B62, treatment trough C63, thus through the filtration treatment of No. three asphalt felts 81;It is provided with activated carbon filter layer 82 in treatment trough D64, treatment trough E65, treatment trough F66, activated carbon filter layer 82 is vertically arranged, thus treatment trough D64, treatment trough E65, treatment trough F66 are divided into the of substantially equal small-sized treatment trough of two sizes, owing to the height of cell wall is different, current can sequentially pass through treatment trough D64, treatment trough E65, treatment trough F66, thus through the filtration treatment of three activated carbon filter layers 82;
It is provided with reverse osmosis membrane 83 in treatment trough G67, treatment trough H68, treatment trough I69, reverse osmosis membrane 83 is vertically arranged, thus treatment trough G67, treatment trough H68, treatment trough I69 are divided into the of substantially equal small-sized treatment trough of two sizes, owing to the height of cell wall is different, current can sequentially pass through treatment trough G67, treatment trough H68, treatment trough I69, thus through the filtration treatment of reverse osmosis membrane 83;Last current are provided with ultraviolet sterilizer in entering treatment trough J610, treatment trough K611, treatment trough L612, process through sterilizing, clean water tank 7 also connects with water-supply-pipe 9, water after last filtration, purification reaches to purify definitely, can be utilized by water-supply-pipe 9 output, may be used for daily life, as irrigated the fields, laundry etc..In order to increase flow velocity, whole treatment trough can process with sealing pressing.
The technical scheme that the present invention optimizes further, clean water tank 7 cell wall near treatment trough L612 is provided with hand-hole 71, the height of the hand-hole 71 cell wall height less than treatment trough L612.
It should be noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit;Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or the most some or all of technical characteristic is carried out equivalent;And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.