CN211896498U - Municipal administration sewage treatment plant - Google Patents

Abstract

The utility model discloses a municipal administration sewage treatment plant, including effluent water sump, one-level filter equipment, sediment device and second grade filter equipment, the effluent water sump is connected with one-level filter equipment through the pipeline, one-level filter equipment's inside is equipped with coarse filtration net, thin filter screen, two-layer magnetism otter board and a plurality of baffle, one-level filter equipment is connected with sediment device through the pipeline, be equipped with stirring subassembly and medicament storage tank on the sediment device, the medicament storage tank is connected with sediment device's top through the measuring pump, the stirring subassembly includes driving motor, the pivot that is connected with the driving motor output and a plurality of paddle of fixing in the pivot, sediment device's bottom is equipped with except that the sediment pipe. The utility model has the advantages that: can effectively treat sewage, realize the recycle of water resources, and is energy-saving and environment-friendly.

Description

Municipal administration sewage treatment plant

Technical Field

The utility model discloses a municipal administration sewage treatment plant belongs to municipal administration sewage technical field.

Background

The sewage is generally waste water which is polluted to a certain extent and is discharged from life and production, the sewage treatment refers to a process of purifying the sewage to meet the water quality requirement of reuse, China is a large population country, cities are numerous, along with economic development, more and more municipal sewage are generated, and in order to avoid influencing good water quality areas such as rivers and lakes, the municipal sewage is urgently needed to be effectively treated, but the existing sewage treatment device is complex in structure, poor in purification treatment effect and high in energy consumption, and the sewage treatment cost is higher and higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a municipal sewage treatment device for solving the problems.

The utility model realizes the above purpose by the following technical proposal, a municipal wastewater treatment device comprises a wastewater tank, a primary filtering device, a sedimentation device and a secondary filtering device, wherein the wastewater tank is connected with the primary filtering device by a pipeline, the primary filtering device is internally provided with a coarse filtering net, a fine filtering net, two layers of magnetic net boards and a plurality of clapboards, the primary filtering device is connected with the sedimentation device by a pipeline, the sedimentation device is provided with a stirring component and a medicament storage tank, the medicament storage tank is connected with the top end of the sedimentation device by a metering pump, the stirring component comprises a driving motor, a rotating shaft connected with the output end of the driving motor and a plurality of paddles fixed on the rotating shaft, the bottom end of the sedimentation device is provided with a deslagging pipe, one side of the lower part of the sedimentation device is connected with one side of the bottom end of the secondary filtering device, be equipped with the suction pump on the drinking-water pipe, inboard middle part of second grade filter equipment is from up being equipped with mesh board, soft stone layer of goose, fine sand layer, activated carbon layer and filter cloth layer down in proper order, upper end one side of second grade filter equipment is equipped with the clear liquid pipe.

Preferably, thick filter screen, thin filter screen and magnetism otter board are all detachable installs on the baffle, thick filter screen and thin filter screen staggered distribution.

Preferably, the effluent water sump, the primary filtering device and the precipitation device are all connected with a deodorization device through an odor collecting pipe, and an exhaust fan is arranged on the odor collecting pipe.

Preferably, be equipped with packing layer and feed liquor pipe in the deodorizing device, the lower extreme of feed liquor pipe is equipped with the shower, the shower is cross or rice font, the lower extreme of shower is equipped with the atomizing nozzle that a plurality of arrays distribute, the packing layer is located the below of atomizing nozzle, the top of deodorizing device is passed and plant liquid holding vessel is connected with to the upper end of feed liquor pipe, be equipped with the drawing liquid pump on the feed liquor pipe.

Preferably, the outside of deodorizing device is equipped with the back flow, the one end of back flow is connected with deodorizing device's bottom, the other end of back flow is connected with the feed liquor pipe, be equipped with the backwash pump on the back flow.

Preferably, a chimney is arranged on one side of the top end of the deodorizing device, a drain pipe is arranged on one side of the bottom end of the deodorizing device, and the deodorizing device is further provided with an access hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in municipal sewage in well sewage pond passes through during water pump pumping arrives one-level filter equipment, carry out prefilter to sewage under the effect of coarse filtration net and thin filter screen, sieve out great particulate matter in the sewage, avoid causing the influence to subsequent processing, and retrieve the magnetic metal in the sewage through the magnetism otter board, improve the reuse rate of resource, sewage after prefilter passes through in the water pump suction precipitation unit, the medicament is instiled into in the sewage through the measuring pump to the medicament holding tank, stir the sewage through the stirring subassembly when adding the medicament, make medicament and sewage intensive mixing reaction, remove impurity such as bacterium in the sewage, deposit through a period of time, upper clear liquid passes through in the drinking-water pipe suction secondary filter equipment, lower floor's precipitate is then discharged from the scummer pipe, secondary filter equipment's bottom clear liquid passes through mesh board, the mesh board, The clear liquid is further treated by filtering the goose soft stone layer, the fine sand layer, the activated carbon layer, the filter cloth layer and the like, so that the water quality after filtering is ensured, the water resource is recycled, and the energy-saving and environment-friendly effects are achieved.

Drawings

FIG. 1 is a schematic view of a municipal sewage treatment plant according to the present invention;

FIG. 2 is a schematic structural view of a primary filtering device in the municipal sewage treatment plant of the present invention;

FIG. 3 is the structural schematic diagram of a second-stage filtering device in the municipal sewage treatment plant.

Reference numerals: 1. a sewage tank; 2. a primary filtration device; 21. a coarse filter screen; 22. a fine filter screen; 23. a magnetic screen plate; 24. a partition plate; 3. a precipitation device; 31. a deslagging pipe; 32. a paddle; 33. a rotating shaft; 34. a metering pump; 35. a medicament storage tank; 4. a water pump; 5. a water pumping pipe; 6. a secondary filtration device; 61. a filter cloth layer; 62. an activated carbon layer; 63. a fine sand layer; 64. a goose soft stone layer; 65. a mesh plate; 66. a clear liquid tube; 7. an exhaust fan; 8. an odor collecting pipe; 9. a deodorizing device; 91. an atomizing nozzle; 92. a shower pipe; 93. a liquid inlet pipe; 94. a liquid pump; 95. a plant liquid storage tank; 96. a chimney; 97. a filler layer; 98. an access hole; 99. a drain pipe; 10. a return pipe; 11. a reflux pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a municipal sewage treatment device comprises a sewage tank 1, a primary filtering device 2, a sedimentation device 3 and a secondary filtering device 6, wherein the sewage tank 1 is connected with the primary filtering device 2 through a pipeline, a coarse filtering net 21, a fine filtering net 22, two layers of magnetic net plates 23 and a plurality of partition plates 24 are arranged inside the primary filtering device 2, the primary filtering device 2 is connected with the sedimentation device 3 through a pipeline, a stirring component and a medicament storage tank 35 are arranged on the sedimentation device 3, the medicament storage tank 35 is connected with the top end of the sedimentation device 3 through a metering pump 34, the stirring component comprises a driving motor, a rotating shaft 33 connected with the output end of the driving motor and a plurality of paddles 32 fixed on the rotating shaft 33, a slag removing pipe 31 is arranged at the bottom end of the sedimentation device 3, one side of the lower part of the sedimentation device 3 is connected with one side of the bottom end of, the water suction pipe 5 is provided with a water suction pump 4, the middle part of the inner side of the second-stage filtering device 6 is sequentially provided with a mesh plate 65, a soft goose stone layer 64, a fine sand layer 63, an activated carbon layer 62 and a filtering cloth layer 61 from bottom to top, and one side of the upper end of the second-stage filtering device 6 is provided with a clear water pipe 66.

Municipal sewage in the sewage pool 1 is pumped into the primary filtering device 2 through the water pump, the sewage is primarily filtered under the action of the coarse filter screen 21 and the fine filter screen 22, larger particulate matters in the sewage are screened out, the influence on subsequent treatment is avoided, magnetic metal in the sewage is recycled through the magnetic net plate 23, the resource recycling rate is improved, the sewage subjected to primary filtering is pumped into the precipitation device 3 through the water pump, the medicament is dripped into the sewage through the metering pump 34 by the medicament storage tank 35, the sewage is stirred through the stirring assembly while the medicament is added, the medicament and the sewage are fully mixed and reacted, impurities such as bacteria in the sewage are removed, the impurities are precipitated for a period of time, the upper clear liquid is pumped into the secondary filtering device 6 through the water pumping pipe 5, the lower precipitate is discharged from the slag removal pipe 31, the bottom clear liquid of the secondary filtering device 6 passes through the mesh plate 65, The soft goose stone layer 64, the fine sand layer 63, the activated carbon layer 62, the filter cloth layer 61 and the like are filtered, so that clear liquid is further treated, the quality of the filtered water is ensured, the water resource is recycled, and the energy conservation and environmental protection are realized.

The coarse filter screen 21, the fine filter screen 22 and the magnetic screen 23 are all detachably mounted on the partition plate 24, and the coarse filter screen 21 and the fine filter screen 22 are distributed in a staggered manner.

With the detachable installation of coarse filtration net 21, fine filtration net 22 and magnetism otter board 23, the convenience is dismantled it, is convenient for handle the impurity of attaching to on coarse filtration net 21, fine filtration net 22 and magnetism otter board 23, avoids appearing the obstructed condition, guarantees the filtration efficiency and the filter effect of sewage.

The sewage pool 1, the primary filtering device 2 and the precipitation device 3 are all connected with a deodorization device 9 through an odor collecting pipe 8, the odor collecting pipe 8 is provided with an exhaust fan 7, the deodorization device 9 is internally provided with a packing layer 97 and a liquid inlet pipe 93, the lower end of the liquid inlet pipe 93 is provided with a spray pipe 92, the spray pipe 92 is in a cross shape or a meter shape, the lower end of the spray pipe 92 is provided with a plurality of atomizing nozzles 91 distributed in an array manner, the packing layer 97 is positioned below the atomizing nozzles 91, the upper end of the liquid inlet pipe 93 penetrates through the top end of the deodorization device 9 and is connected with a plant liquid storage tank 95, the liquid inlet pipe 93 is provided with a liquid pump 94, the outer side of the deodorization device 9 is provided with a return pipe 10, one end of the return pipe 10 is connected with the bottom end of the deodorization device 9, the other end of the return pipe 10 is connected with the liquid inlet pipe 93, the return pump 11, the deodorizing means 9 is also provided with an access opening 98.

The foul gas in the sewage pool 1, the primary filtering device 2 and the sedimentation device 3 is sucked into the deodorization device 9, the foul gas is in contact with the plant liquid sprayed on the packing layer 97 and is subjected to chemical reaction, the foul gas components in the foul gas can be quickly and effectively absorbed into the plant liquid or can be generated into harmless gas, the deodorization purpose is realized, and the atomizing nozzle 91 is adopted, the foul gas can be fully contacted with the plant liquid, the contact amount of the foul gas and the plant liquid is increased, so that the removal rate of the foul gas is increased, the deodorization efficiency is improved, the bad influence on workers caused by the foul gas is avoided, the plant liquid sprayed once can be used for multiple times through the return pipe 10, the utilization rate of the plant liquid is improved, the plant liquid which cannot be continuously used is discharged through the discharge pipe 99, the treated gas is discharged through the chimney 96, and the surrounding environment is protected.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a municipal administration sewage treatment plant, includes effluent water sump (1), one-level filter equipment (2), deposits device (3) and second grade filter equipment (6), its characterized in that: the sewage tank (1) is connected with a primary filtering device (2) through a pipeline, a coarse filtering net (21), a fine filtering net (22), two layers of magnetic net boards (23) and a plurality of clapboards (24) are arranged inside the primary filtering device (2), the primary filtering device (2) is connected with a precipitation device (3) through a pipeline, a stirring component and a medicament storage tank (35) are arranged on the precipitation device (3), the medicament storage tank (35) is connected with the top end of the precipitation device (3) through a metering pump (34), the stirring component comprises a driving motor, a rotating shaft (33) connected with the output end of the driving motor and a plurality of paddles (32) fixed on the rotating shaft (33), a slag removing pipe (31) is arranged at the bottom end of the precipitation device (3), one side of the lower part of the precipitation device (3) is connected with one side of the bottom end of a secondary filtering device (6) through a water pumping pipe (5), be equipped with suction pump (4) on drinking-water pipe (5), the inboard middle part of second grade filter equipment (6) is from up being equipped with mesh board (65), soft stone layer of goose (64), fine sand layer (63), activated carbon layer (62) and filter cloth layer (61) down in proper order, upper end one side of second grade filter equipment (6) is equipped with clear liquid pipe (66).

2. The municipal sewage treatment apparatus of claim 1, wherein: coarse filter screen (21), fine filter screen (22) and magnetism otter board (23) are all detachable to be installed on baffle (24), coarse filter screen (21) and fine filter screen (22) dislocation distribution.

3. The municipal sewage treatment apparatus of claim 1, wherein: effluent water sump (1), one-level filter equipment (2) and sediment device (3) all are connected with deodorizing device (9) through odor collecting pipe (8), be equipped with air exhauster (7) on odor collecting pipe (8).

4. The municipal sewage treatment apparatus of claim 3, wherein: be equipped with packing layer (97) and feed liquor pipe (93) in deodorizing device (9), the lower extreme of feed liquor pipe (93) is equipped with shower (92), shower (92) are cross or rice font, the lower extreme of shower (92) is equipped with atomizing nozzle (91) that a plurality of arrays distribute, packing layer (97) are located the below of atomizing nozzle (91), the top that deodorizing device (9) were passed to the upper end of feed liquor pipe (93) is connected with plant liquid holding vessel (95), be equipped with drawing liquid pump (94) on feed liquor pipe (93).

5. The municipal sewage treatment apparatus of claim 4, wherein: the outside of deodorizing device (9) is equipped with back flow pipe (10), the one end of back flow pipe (10) is connected with deodorizing device's (9) bottom, the other end of back flow pipe (10) is connected with feed liquor pipe (93), be equipped with backwash pump (11) on back flow pipe (10).

6. The municipal sewage treatment apparatus of claim 5, wherein: a chimney (96) is arranged on one side of the top end of the deodorizing device (9), a drain pipe (99) is arranged on one side of the bottom end of the deodorizing device (9), and a maintenance opening (98) is further formed in the deodorizing device (9).

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