CN212127853U - Novel advanced comprehensive treatment tank for sewage in villages and towns - Google Patents

Abstract

The utility model discloses a novel rural area sewage degree of depth integrated processing pond, the pressure water heater comprises a water inlet pipe, mix the reaction tank, deposit the filter cloth pond, outlet pipe and ultraviolet disinfector, be connected with the inlet tube on the mixed reaction tank, it is provided with the sediment filter cloth pond to mix reaction tank one side, be connected with the outlet pipe on the sediment filter cloth pond, be provided with ultraviolet disinfector on the outlet pipe, sewage integrated processing pond adopts mechanical mixing pond + mechanical reaction pond + buffer pool + cloth water tank + pipe chute sedimentation tank + filter cloth filtering pond + pipeline formula ultraviolet disinfector design, can effectual improvement play water quality of water, mechanical mixing pond + mechanical reaction pond + buffer pool can adapt to great water fluctuation and not influence the medicine effect in carrying out water source processing simultaneously, the reaction is abundant, even, make and add the dose and can fall to minimumly.

Description

Novel advanced comprehensive treatment tank for sewage in villages and towns

Technical Field

The utility model relates to a sewage treatment pond technical field specifically is a novel villages and towns sewage degree of depth integrated treatment pond.

Background

In 2006, the national environmental protection agency modifies execution objects of a first-level A standard and a first-level B standard in a pollutant discharge standard of a municipal sewage treatment plant (GB18918-2002), namely when effluent of the municipal sewage treatment plant is discharged into a closed and semi-closed water area such as a national and provincial defined key drainage basin, a lake, a reservoir and the like, the first-level A standard is executed, the phenomena of adopting traditional processes such as an A/A/O (anoxic/oxic), an activated sludge process, an oxidation ditch, SBR (sequencing batch reactor) and the like in the municipal sewage treatment plant in China are common, when the traditional biological process is adopted for phosphorus removal, the theoretical value of TP concentration in the effluent is more than or equal to 1.0mg/L, more factors influencing the biological phosphorus removal effect are caused, the treatment effect is unstable, chemical phosphorus removal needs to be increased, if the deep phosphorus removal effect is to be achieved, a combined process of physical phosphorus removal needs to be increased, relevant parameters, the efficiency of chemical phosphorus removal is improved.

The existing sewage treatment tank has a plurality of defects in actual use, the quality of discharged water, the dosage, the energy consumption and the occupied area cannot be effectively guaranteed, and the discharged sewage is difficult to be comprehensively treated, so that the market urgently needs to develop a novel villages and towns sewage deep comprehensive treatment tank for deep treatment of effluent of a secondary sedimentation tank to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel villages and towns sewage degree of depth integrated treatment pond to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a novel advanced comprehensive treatment pool for sewage in villages and towns comprises a water inlet pipe, a mixing reaction pool, a precipitation filter cloth pool, a water outlet pipe and an ultraviolet sterilizer, wherein the water inlet pipe is connected to the mixing reaction pool, the precipitation filter cloth pool is arranged on one side of the mixing reaction pool, the water outlet pipe is connected to the precipitation reaction pool, and the ultraviolet sterilizer is arranged on the water outlet pipe;

the mixing reaction tank comprises a mixing tank, a first reaction tank, a second reaction tank and a buffer tank, a water inlet pipe is arranged on the mixing tank, the first reaction tank, the second reaction tank and the buffer tank are sequentially arranged on one side of the mixing tank, frame type stirrers for mixing liquid medicines are arranged in the first reaction tank and the second reaction tank, and the buffer tank is communicated with the water distribution tank through a fourth overflowing port arranged at the bottom of the buffer tank;

the filter cloth sedimentation tank comprises a water distribution tank and an inclined tube sedimentation tank and a filter cloth filter tank which are sequentially arranged on one side of the water distribution tank, the inclined tube sedimentation tank is communicated with the water distribution tank through a water distribution hole, a water collection weir groove is arranged on the upper end of one side of the filter cloth filter tank in the inclined tube sedimentation tank, the water collection weir groove is communicated with the filter cloth filter tank through a fifth overflowing port, a water outlet groove is arranged in the filter cloth filter tank, and the two sides of the water outlet groove are respectively communicated with the filter cloth filter tank and a water outlet pipe through a sixth overflowing port and a seventh overflowing port.

Preferably, the mixing tank is communicated with the first reaction tank through a first flow-through port, the first reaction tank is communicated with the second reaction tank through a second flow-through port, and the second reaction tank is communicated with the buffer tank through a third flow-through port.

Preferably, be provided with a mixing agitator that is used for carrying out the stirring to medicine in the water source in the mixing tank, the top layer of mixing tank is provided with PAC and adds pencil and PAM and add the pencil, and PAC adds the pencil and PAM and adds and install on the pencil and be used for adding pencil and PAM and add the pencil velocity of flow and carry out the medicine control valve controlled.

Preferably, the bottom of the water distribution tank and the bottom of the inclined tube sedimentation tank are provided with V-shaped sludge collection hoppers, the V-shaped sludge collection hoppers are provided with sludge discharge pipes for discharging sludge, a backwashing system is installed outside the tank body where the sludge discharge pipes are located, and two ends of the backwashing system are respectively communicated with the cloth filter and the sludge discharge pipes.

Preferably, the middle part in the pipe chute sedimentation tank is provided with the pipe chute filler that is used for mud in the sedimentation tank, and upper portion place catchment weir groove lower extreme is provided with the water catch bowl in the pipe chute sedimentation tank.

Preferably, the inlet and outlet of the ultraviolet sterilizer where the water outlet pipe is located are respectively provided with a water inlet valve and a water outlet valve, and the ultraviolet sterilizer is a pipeline type ultraviolet sterilizer with an automatic cleaning system.

Preferably, a weir wall is arranged in the cloth filter, a filter turntable is arranged between the weir wall and the water outlet groove in the cloth filter, and the filter turntable is electrically connected with a power system which is arranged on the top of the filter turntable and provides kinetic energy for the filter turntable through an external circuit.

Preferably, fences with a protective effect are arranged on the mixing reaction tank and the sedimentation filter cloth tank.

Preferably, one side, far away from the effluent trough, of the outer wall of the cloth filter is provided with a stair, the stair is made of stainless steel materials, the effluent trough in the cloth filter is provided with a crawling ladder, the crawling ladder is made of steel materials, and the end part of the crawling ladder is provided with a protection cage.

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

1. the sewage comprehensive treatment tank adopts the design of a mechanical mixing tank, a mechanical reaction tank, a buffer tank, a water distribution tank, an inclined tube sedimentation tank, a cloth filter tank and a pipeline type ultraviolet sterilizer, can effectively improve the quality of effluent water, and can adapt to larger water fluctuation without influencing the dosing effect when the mechanical mixing tank, the mechanical reaction tank and the buffer tank are used for water source treatment, so that the reaction is sufficient and uniform, and the dosing amount can be reduced to the minimum;

2. the water distribution tank is provided with water distribution holes for uniformly regulating the flow velocity of sewage entering the inclined tube sedimentation, meanwhile, the unit area treatment load can be effectively improved through inclined tube packing, the occupied area of the tank body is reduced, V-shaped sludge collecting hoppers are arranged at the bottoms of the water distribution tank and the inclined tube sedimentation tank, and sludge can be discharged to a plant area sludge tank in time through a sludge discharge pipe in use, so that the interior of the tank is kept clean;

3. the cloth filter consists of a rotating system, a cloth filter disc and a backwashing system, and when the water head difference between the front and the rear reaches a set value in the filtering process, the backwashing system is started to clean a filter cloth layer on the filter disc, so that a good filtering effect is recovered;

4. the ultraviolet sterilizer is a pipeline type ultraviolet sterilizer with an automatic cleaning system, and sewage flows out of the comprehensive treatment pool after being sterilized by the ultraviolet sterilizer to finish the sewage work.

Drawings

FIG. 1 is a schematic structural view of a novel advanced integrated treatment tank for sewage in villages and towns.

FIG. 2 is a schematic structural diagram of a first reaction tank in a novel advanced integrated treatment tank for sewage in villages and towns.

FIG. 3 is a schematic structural diagram of a filtering turntable in a novel comprehensive advanced treatment tank for sewage in villages and towns.

FIG. 4 is a schematic structural view of an inclined tube sedimentation tank in a novel advanced integrated treatment tank for sewage in villages and towns

FIG. 5 is an enlarged schematic view of the part A in FIG. 3 in a novel advanced integrated treatment tank for sewage in villages and towns.

In the figure: 1-mixing tank, 2-first reaction tank, 3-second reaction tank, 4-buffer tank, 5-water distribution tank, 6-inclined tube sedimentation tank, 7-filter cloth filter tank, 8-rail, 9-stair, 10-water inlet pipe, 11-first overflow port, 12-second overflow port, 13-third overflow port, 14-fourth overflow port, 15-water distribution hole, 16-water collecting weir tank, 17-fifth overflow port, 18-sixth overflow port, 19-water outlet pipe, 20-sludge discharge pipe, 21-PAM dosing pipe, 22-PAC dosing pipe, 23-mixing stirrer, 24-frame stirrer, 25-drug control valve, 26-filtering turntable, 27-ultraviolet sterilizer, 28-water inlet valve, 29-water outlet valve, 30-backwashing system, 31-inclined tube filler, 32-water collecting tank, 33-ladder stand, 34-weir wall, 35-seventh flow port and 36-water outlet tank.

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. 1-5, in the embodiment of the present invention, a novel advanced comprehensive treatment tank for sewage in villages and towns comprises a water inlet pipe 10, a mixing reaction tank, a sedimentation filter cloth tank, a water outlet pipe 19 and an ultraviolet sterilizer 27, wherein the water inlet pipe 10 is connected to the mixing reaction tank, the sedimentation filter cloth tank is arranged on one side of the mixing reaction tank, the water outlet pipe 19 is connected to the sedimentation filter cloth tank, the ultraviolet sterilizer 27 is arranged on the water outlet pipe 19, a water inlet valve 28 and a water outlet valve 29 are respectively arranged at the inlet and outlet of the ultraviolet sterilizer 27 where the water outlet pipe 19 is located, the ultraviolet sterilizer 27 is a pipeline type ultraviolet sterilizer with an automatic cleaning system, the ultraviolet sterilization is a physical sterilization method, and the tank is already used in sewage treatment at home and abroad, compared with chemical sterilization, it has the advantages of strong sterilization capability, sterilization effect not influenced by pH and temperature of water, the open channel ultraviolet disinfector occupies a large area and is greatly influenced by climate, sewage flow and water layer depth; the pipeline type ultraviolet sterilizer has the characteristics of low energy consumption and operation cost, high automation degree and simple and convenient maintenance;

the mixing reaction tank comprises a mixing tank 1, a first reaction tank 2, a second reaction tank 3 and a buffer tank 4, a water inlet pipe 10 is arranged on the mixing tank 1, a first reaction tank 2, a second reaction tank 3 and the buffer tank 4 are sequentially arranged on one side of the mixing tank 1, frame type stirrers 24 for mixing liquid medicines are arranged in the first reaction tank 2 and the second reaction tank 3, the buffer tank 4 is communicated with a water distribution tank 5 through a fourth overflowing port 14 arranged at the bottom of the buffer tank, sewage enters the mixing tank 1 through the water inlet pipe 10, enters the reaction tanks through a first overflowing port 11 after being mixed, the reaction tanks are formed by connecting two tank bodies in series, a frame type stirrer 24 is respectively arranged in each tank, the two tanks are communicated through overflowing ports 12, and are uniformly reacted through stirring, then flows into the buffer pool 4 through the third overflowing port 13, and finally enters the water distribution tank 5 through the fourth overflowing port 14;

the filter cloth sedimentation tank comprises a water distribution tank 5, and an inclined tube sedimentation tank 6 and a filter cloth filter tank 7 which are sequentially arranged on one side of the water distribution tank 5, wherein the inclined tube sedimentation tank 6 is communicated with the water distribution tank 5 through a water distribution hole 15, a water collecting weir groove 16 is arranged at the upper end part of one side, close to the filter cloth filter tank 7, in the inclined tube sedimentation tank 6, the water collecting weir groove 16 is communicated with the filter cloth filter tank 7 through a fifth overflow port 17, a water outlet groove 36 is arranged in the filter cloth filter tank 7, two sides of the water outlet groove 36 are respectively communicated with the filter cloth filter tank 7 and a water outlet pipe 19 through a sixth overflow port 18 and a seventh overflow port 35, a weir wall 34 is arranged in the filter cloth filter tank 7, a filter turntable 26 is arranged between the weir wall 34 and the water outlet groove 36 in the filter cloth filter tank 7, the filter turntable 26 is electrically connected with a power system which is arranged on the top of the tank and provides kinetic energy for the, uniformly and upwards flows through the inclined tube filler 31, then passes through the water collecting tank 32, finally flows into the cloth filter 7 through the sixth overflowing port 18 for precipitation, sewage enters the water outlet tank 36 in the cloth filter 7 through the seventh overflowing port 35 under the action of water level difference to remove suspended matters through the filtering action of the filter cloth, and finally enters the pipeline type ultraviolet sterilizer through the water outlet pipe 19 to finish sterilization;

the mixing tank 1 is communicated with the first reaction tank 2 through a first overflowing port 11, the first reaction tank 2 is communicated with the second reaction tank 3 through a second overflowing port 12, the second reaction tank 3 is communicated with the buffer tank 4 through a third overflowing port 13, a mixing stirrer 23 for stirring medicines in a water source is arranged in the mixing tank 1, a PAC (polyaluminium chloride) medicine feeding pipe 22 and a PAM (polyacrylamide) medicine feeding pipe 21 are arranged on the top layer of the mixing tank 1, a medicine control valve 25 for controlling the flow rates of the PAC medicine feeding pipe 22 and the PAM medicine feeding pipe 21 is arranged on the PAC medicine feeding pipe 22 and the PAM medicine feeding pipe 21, the chemical dephosphorization efficiency is improved by reasonably controlling relevant parameters of a medicine mixing and reacting stage and adopting a dephosphorization optimization control system, in the mixing stage, the water flow needs to be stirred for quickly and uniformly dispersing and dissolving the medicine into the water body, the intensity and the reaction time of hydraulic stirring are main control parameters for reaction, therefore, reasonably controlling the stirring intensity and the reaction time of water power is important for improving the dephosphorization effect;

the bottom of the water distribution tank 5 and the inclined tube sedimentation tank 6 is provided with a V-shaped sludge collection hopper, the V-shaped sludge collection hopper is provided with a sludge discharge pipe 20 for discharging sludge, the outside of the tank body where the sludge discharge pipe 20 is positioned is provided with a backwashing system 30, two ends of the backwashing system 30 are respectively communicated with the cloth filter 7 and the sludge discharge pipe 20, the middle part in the inclined tube sedimentation tank 6 is provided with an inclined tube filler 31 for sludge in the sedimentation tank, the lower end of a water collection weir groove 16 at the upper part in the inclined tube sedimentation tank 6 is provided with a water collection groove 32 for backwashing, also called as filter flushing, the operation process of flushing a filter layer by reverse water flow adopted for recovering the normal work of the cloth filter 7, and during operation, water flow reversely passes through the cloth filter 7 through the bottom drainage system, the filter material is washed to remove the blocking substances in the filter material, the back washing needs enough washing strength and water head, and if the attachments which are difficult to wash away exist, proper cleaning agents need to be added;

the mixed reaction tank and the sedimentation filter cloth tank are provided with a fence 8 with a protection effect, one side of the outer wall of the filter cloth filter tank 7, which is far away from the water outlet groove 36, is provided with a stair 9, the stair 9 is made of stainless steel materials, the water outlet groove 36 in the filter cloth filter tank 7 is provided with a ladder 33, and the end part of the ladder 33 is made of steel materials and is provided with a protection cage.

The utility model discloses a theory of operation is: sewage flows through a water inlet pipe 10, a mixing tank 1, a first overflow port 11, a first reaction tank 2, a second overflow port 13, a second reaction tank 3 in sequence, enters a buffer tank 4 through a third overflow port 13 to complete chemical treatment, then flows through a water distribution tank 5, a water distribution hole 15, an inclined tube sedimentation tank 6, a water collection tank 32, a water collection weir trough 16, a fifth overflow port 17, a weir wall 34, a filtering rotary 26 disc and a sixth overflow port 18 from a fourth overflow port 14 in sequence to complete filtering sedimentation, finally flows through a water inlet valve 28, an ultraviolet sterilizer 27, a water outlet valve 29 and a water outlet pipe 19 through a seventh overflow port 35 to complete disinfection drainage work, the comprehensive design of the sewage treatment tank can effectively improve water quality and water outlet, meanwhile, the mechanical mixing tank 1, the mechanical reaction tank and the buffer tank 4 can adapt to large water fluctuation in water source treatment without influencing the dosing effect, the reaction is sufficient and uniform, so that the dosage can be reduced to the minimum.

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 (9)

1. A novel advanced comprehensive treatment pool for sewage in villages and towns comprises a water inlet pipe (10), a mixed reaction pool, a precipitation filter cloth pool, a water outlet pipe (19) and an ultraviolet sterilizer (27), and is characterized in that the mixed reaction pool is connected with the water inlet pipe (10), one side of the mixed reaction pool is provided with the precipitation filter cloth pool, the precipitation filter cloth pool is connected with the water outlet pipe (19), and the water outlet pipe (19) is provided with the ultraviolet sterilizer (27);

the mixing reaction tank comprises a mixing tank (1), a first reaction tank (2), a second reaction tank (3) and a buffer tank (4), a water inlet pipe (10) is arranged on the mixing tank (1), the first reaction tank (2), the second reaction tank (3) and the buffer tank (4) are sequentially arranged on one side of the mixing tank (1), frame type stirrers (24) used for mixing liquid medicines are arranged in the first reaction tank (2) and the second reaction tank (3), and the buffer tank (4) is communicated with the water distribution tank (5) through a fourth overflowing port (14) arranged at the bottom of the buffer tank;

the filter cloth sedimentation tank comprises a water distribution tank (5) and an inclined tube sedimentation tank (6) and a filter cloth filter tank (7) which are sequentially arranged on one side of the water distribution tank (5), the inclined tube sedimentation tank (6) is communicated with the water distribution tank (5) through a water distribution hole (15), a water collection weir groove (16) is arranged in the inclined tube sedimentation tank (6) and close to the upper end of one side of the filter cloth filter tank (7), the water collection weir groove (16) is communicated with the filter cloth filter tank (7) through a fifth overflow port (17), a water outlet groove (36) is arranged in the filter cloth filter tank (7), and two sides of the water outlet groove (36) are respectively communicated with the filter cloth filter tank (7) and a water outlet pipe (19) through a sixth overflow port (18) and a seventh overflow port (35).

2. The novel advanced integrated treatment tank for sewage in villages and towns according to claim 1, wherein the mixing tank (1) is communicated with the first reaction tank (2) through a first flow port (11), the first reaction tank (2) is communicated with the second reaction tank (3) through a second flow port (12), and the second reaction tank (3) is communicated with the buffer tank (4) through a third flow port (13).

3. The novel deep and comprehensive treatment pool for sewage in villages and towns according to claim 1, wherein a mixing stirrer (23) for stirring medicines in a water source is arranged in the mixing pool (1), a PAC (PAC) dosing pipe (22) and a PAM (PAM) dosing pipe (21) are arranged on the top layer of the mixing pool (1), and medicine control valves (25) for controlling the flow rates of the PAC dosing pipe (22) and the PAM dosing pipe (21) are arranged on the PAC dosing pipe (22) and the PAM dosing pipe (21).

4. The novel advanced comprehensive treatment pool for sewage in villages and towns according to claim 1, wherein a V-shaped sludge collecting hopper is arranged at the bottom of the water distribution tank (5) and the inclined tube sedimentation tank (6), a sludge discharge pipe (20) for discharging sludge is arranged on the V-shaped sludge collecting hopper, a backwashing system (30) is installed outside the tank body where the sludge discharge pipe (20) is located, and two ends of the backwashing system (30) are respectively communicated with the cloth filter (7) and the sludge discharge pipe (20).

5. The novel deep comprehensive treatment pool for sewage in villages and towns according to claim 1, characterized in that an inclined tube filler (31) for sludge in the sedimentation pool is arranged in the middle of the inside of the inclined tube sedimentation pool (6), and a water collection tank (32) is arranged at the lower end of a water collection weir trough (16) at the upper part of the inside of the inclined tube sedimentation pool (6).

6. The novel advanced comprehensive treatment tank for sewage in villages and towns as claimed in claim 1, wherein said outlet pipe (19) is provided with an inlet valve (28) and an outlet valve (29) at the inlet and outlet of an ultraviolet sterilizer (27), respectively, and said ultraviolet sterilizer (27) is a pipeline type ultraviolet sterilizer with an automatic cleaning system.

7. The novel advanced comprehensive treatment tank for sewage in villages and towns as claimed in claim 1, wherein a weir wall (34) is arranged in said cloth filter (7), a filter rotating disc (26) is arranged between said weir wall (34) and a water outlet tank (36) in said cloth filter (7), and said filter rotating disc (26) is electrically connected with a power system which is arranged on the top of the tank and provides kinetic energy for said filter rotating disc (26) through an external circuit.

8. The advanced integrated treatment tank for sewage in villages and towns according to claim 1, wherein said mixing reaction tank and said sedimentation filter cloth tank are equipped with a protective enclosure (8).

9. The novel village and town sewage deep comprehensive treatment tank is characterized in that a stair (9) is arranged on one side, away from a water outlet groove (36), of the outer wall of the cloth filter (7), the stair (9) is made of stainless steel materials, a ladder stand (33) is arranged on the water outlet groove (36) in the cloth filter (7), the ladder stand (33) is made of steel materials, and a protection cage is arranged at the end part of the ladder stand.

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