CN210736414U - A dephosphorization system for sewage treatment - Google Patents
A dephosphorization system for sewage treatment Download PDFInfo
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- CN210736414U CN210736414U CN201920818210.XU CN201920818210U CN210736414U CN 210736414 U CN210736414 U CN 210736414U CN 201920818210 U CN201920818210 U CN 201920818210U CN 210736414 U CN210736414 U CN 210736414U
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- pipeline
- tank body
- water inlet
- dephosphorization
- sand filtration
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Abstract
The utility model provides a pair of a dephosphorization system for sewage treatment, including the little electrolytic dephosphorization jar body, the sand filtration jar body and self priming pump device, the self priming pump device includes the self priming pump, first pipeline and second pipeline, the self priming pump communicates with first pipeline and second pipeline respectively, the little electrolytic dephosphorization jar body includes the first cavity jar body and fixed bed, the fixed bed is enclosed to constitute by a plurality of hollow tubes and forms, every hollow tube intussuseption is filled with little electrolytic filler, the fixed bed is placed in the first cavity jar body bottom, the first cavity jar body is equipped with first water inlet and first delivery port, first pipeline one end is passed first delivery port and is got into in the cavity jar, the sand filtration jar body is equipped with second water inlet and second delivery port, second pipeline and second water inlet intercommunication. The utility model discloses a dephosphorization system for sewage treatment, whole process maintenance management is convenient, need not to put the medicine, and because twice handles sewage, has got rid of the phosphorus in the sewage more effectively.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a dephosphorization system for sewage treatment.
Background
In the field of sewage treatment, particularly in the field of rural sewage treatment, total phosphorus removal is an important sewage treatment project, and the common method is to add polyaluminium chloride, ferric chloride and the like, but the method has a short dosing period, is easy to generate secondary pollution, is wide in rural sewage distribution, and greatly increases the maintenance cost under the condition that the rural sewage treatment lacks professional technical personnel for management and maintenance.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a dephosphorization system for sewage treatment, which can solve the problems of short chemical dosing period, easy generation of secondary pollution, wide distribution of rural sewage and great increase of maintenance cost under the condition that the rural sewage treatment lacks the management and maintenance of professional technicians.
The utility model provides a purpose adopts following technical scheme to realize:
a dephosphorization system for sewage treatment is characterized in that: the micro-electrolysis phosphorus removal tank comprises a micro-electrolysis phosphorus removal tank body, an aerator, a sand filtration tank body and a self-priming pump device, wherein the self-priming pump device comprises a self-priming pump, a first pipeline and a second pipeline, the self-priming pump is respectively communicated with the first pipeline and the second pipeline, the micro-electrolysis phosphorus removal tank body comprises a first hollow tank body, a plurality of micro-pore aeration membrane tubes and a fixed bed, the fixed bed is formed by a plurality of hollow tubes in an enclosing mode, micro-electrolysis filler is filled in each hollow tube, the fixed bed is placed at the bottom of the first hollow tank body, the micro-pore aeration membrane tubes are installed at the bottom of the fixed bed, the micro-pore aeration membrane tubes are communicated with the aerator through an aeration pipeline, the first hollow tank body is provided with a first water inlet, an air vent and a first water outlet, one end of the first pipeline penetrates through the first water outlet and enters the hollow tank, the, the sand filtration tank body is provided with a second water inlet and a second water outlet, the second pipeline is communicated with the second water inlet, the sand filtration tank body is further provided with a multifunctional control valve, the multifunctional control valve is used for controlling sand filtration treatment in the sand filtration tank body, sewage flows into the first water inlet to carry out dephosphorization treatment in the micro-electrolysis dephosphorization tank body, the self-priming pump passes through the first pipeline and will the sewage suction through dephosphorization treatment in the micro-electrolysis dephosphorization tank body, the sewage through dephosphorization treatment is extracted to the second pipeline and flows into the second water inlet to carry out sand filtration treatment on the sand filtration tank body, and finally the sewage is discharged from the second water outlet.
Furthermore, the sand filtration tank body comprises a second hollow tank body, the multifunctional control valve is installed at the top of the second hollow tank body, two ends of the multifunctional control valve are communicated with the second water inlet and the second water outlet respectively, and the second water inlet and the second water outlet are arranged on two sides of the top of the second hollow tank body respectively.
Further, the first water inlet and the first water outlet are both arranged at the top of the first hollow tank body.
Further, the bottom of the first hollow tank body is circular.
Further, one end of the first pipe is positioned at the top of the fixed bed.
Further, the microelectrolysis dephosphorization tank body further comprises a water inlet pipeline, the water inlet pipeline is placed in the first hollow tank body and is communicated with the water inlet pipe, and the tail end of the water inlet pipeline is communicated with the fixed bed.
Further, the diameter of the fixed bed does not exceed the diameter of the bottom of the first hollow tank.
Further, the first pipeline includes pipeline and bottom valve, the bottom valve with the pipeline intercommunication, the pipeline with self priming pump intercommunication.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a dephosphorization system for sewage treatment, including the little electrolytic dephosphorization jar body, the aeration machine, the sand filtration jar body and self priming pump device, self priming pump device includes the self priming pump, first pipeline and second pipeline, the self priming pump communicates with first pipeline and second pipeline respectively, the little electrolytic dephosphorization jar body includes the first cavity jar body, a plurality of micropore aeration membrane pipes, the fixed bed is enclosed by a plurality of cavity pipes and is formed, it has little electrolytic filler to pack in each cavity pipe, the fixed bed is placed in the first cavity jar body bottom, micropore aeration membrane pipe installs in the fixed bed bottom, micropore aeration membrane pipe passes the pipeline and communicates with the aeration machine through the vent line, the first cavity jar body is equipped with first water inlet, air vent and first delivery port, first pipeline one end passes first delivery port and gets into in the cavity jar, vent line passes the air vent and communicates with aeration membrane pipe, the sand filtration jar body is equipped with second water inlet and second delivery port, the second pipeline communicates with the second water inlet, still be equipped with the multi-function control valve on the sand filtration jar body, the multi-function control valve is used for controlling the sand filtration of the internal portion of sand filtration jar, sewage carries out dephosphorization through first water inlet inflow little electrolytic dephosphorization jar body, the self priming pump is through the sewage suction of first pipeline with little electrolytic dephosphorization jar body in through dephosphorization, sewage that will pass through dephosphorization extracts to the second pipeline and flows into the sand filtration jar body by the second water inlet and carries out sand filtration, discharge by the second delivery port at last. The whole process is convenient to maintain and manage, chemical dosing is not needed, and phosphorus in the sewage is removed more effectively because the sewage is treated twice.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a schematic structural view of a phosphorus removal system for sewage treatment according to the present invention;
FIG. 2 is a schematic view of a partially exploded structure of a phosphorus removal system for sewage treatment according to the present invention;
fig. 3 is a schematic structural view of a self-priming pump device of a phosphorus removal system for sewage treatment of the present invention.
In the figure: 1. a micro-electrolysis dephosphorization tank body; 11. a first hollow tank; 111. a first water inlet; 112. a first water outlet; 113. a vent hole; 12. a fixed bed; 121. a hollow tube; 13. a microporous aeration membrane tube; 14. A grid; 15. a water inlet pipe; 2. a sand filtration tank body; 21. a second water inlet; 22. a second water outlet; 23. A multifunctional control valve; 24. a second hollow tank; 3. a self-priming pump device; 31. a first conduit; 311. a pipeline; 312. a bottom valve; 32. a second conduit; 33. a self-priming pump; 4. an aerator; 5. an air duct.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1-3, the phosphorus removal system for sewage treatment of this embodiment includes a micro-electrolysis phosphorus removal tank 1 and a sand filtration tank 2, self priming pump device 3 and aeration machine 4, self priming pump device 3 includes self priming pump 33, first pipeline 31 and second pipeline 32, self priming pump 33 communicates with first pipeline 31 and second pipeline 32 respectively, the little electrolytic dephosphorization jar body 1 includes first cavity jar body 11 and fixed bed 12, fixed bed 12 is enclosed to constitute by a plurality of hollow tubes 121 and forms, the diameter of fixed bed 12 is no longer than the 11 bottom diameters of first cavity jar body, every hollow tube 121 intussuseption is filled with little electrolytic filler, fixed bed 12 is placed in first cavity jar body 11 bottom, first cavity jar body 11 is equipped with first water inlet 111 and first delivery port 112, first water inlet 111 and first delivery port 112 set up the top at first cavity jar body 11, the shape of first cavity jar body 11 bottom is circular. One end of the first pipe 31 passes through the first water outlet 112 and enters the hollow tank, one end of the first pipe 31 is located at the top of the fixed bed 12, in this embodiment, the first pipe 31 comprises a pipe 311 and a bottom valve 312, the bottom valve 312 is communicated with the pipe 311, and the pipe 311 is communicated with the self-priming pump 33. The sand filtration tank body 2 is provided with a second water inlet 21 and a second water outlet 22, the second pipeline 32 is communicated with the second water inlet 21, sewage flows into the microelectrolysis phosphorus removal tank body 1 through the first water inlet 111 to be subjected to phosphorus removal treatment, the self-sucking pump 33 sucks out the sewage subjected to the phosphorus removal treatment in the microelectrolysis phosphorus removal tank body 1 through the first pipeline 31, the sewage subjected to the phosphorus removal treatment is extracted to the second pipeline 32 and flows into the sand filtration tank body 2 through the second water inlet 21 to be subjected to sand filtration treatment, and finally the sewage is discharged through the second water outlet 22. In this embodiment, the first hollow tank 11 is further provided with a vent hole 113, the vent hole 113 is located between the water inlet and the water outlet, the bottom of the fixed bed 12 is provided with a plurality of microporous aeration membrane tubes 13, the microporous aeration membrane tubes 13 are communicated with the external aerator 4 through a vent pipe 5, the vent pipe 5 penetrates through the vent hole 113, the aerator 4 provides oxygen for the microelectrolysis phosphorus removal tank 1 through a microporous aeration membrane, the bottom of the fixed bed 12 is further provided with a grid 14, the grid 14 is located between the microporous aeration membrane tubes 13, and the microporous aeration membrane tubes 13 are porous circular tubes. In this embodiment, the sand filtration tank 2 is provided with the multifunctional control valve 23, the sand filtration tank 2 includes a second hollow tank 24, the multifunctional control valve 23 is installed at the top of the second hollow tank 24, two ends of the multifunctional control valve 23 are respectively communicated with the second water inlet 21 and the second water outlet 22, the second water inlet 21 and the second water outlet 22 are respectively arranged at two sides of the top of the second hollow tank 24, and the multifunctional control valve 23 is used for controlling the water distribution process, the forward washing process and the backwashing process in the sand filtration tank 2. In addition, the micro-electrolysis dephosphorization tank body 1 further comprises a water inlet pipeline 15, the water inlet pipeline 15 is arranged in the first hollow tank body 11, the water inlet pipeline 15 is communicated with a water inlet pipe, and the tail end of the water inlet pipeline 15 is communicated with the fixed bed 12.
In the working process, sewage flows into the fixed bed 12 in the first hollow tank 11 (i.e. in the hollow tube 121) from the first water inlet 111 and the water inlet pipe 15, the microelectrolytic filler in the sewage reacts with phosphorus in the sewage to generate sulfate precipitate, the self-priming pump 33 controls the bottom valve 312 in the first pipeline 31 to be opened, the reacted sewage is sucked through the pipeline 311 in the first pipeline 31, the sucked sewage is pumped to the second pipeline 32, the sewage flows into the sand filter tank 2 through the second pipeline 32, the sewage reacted with the microelectrolytic filler is subjected to sand filtration treatment of the sand filter tank 2 and then is discharged from the second water outlet 22 on the sand filter tank, and therefore the phosphorus-free clear water is obtained. In the micro-electrolysis phosphorus removal tank, in order to precipitate the micro-electrolysis filler in the hollow pipe 121, the reaction with the sewage is insufficient, and therefore, the micro-electrolysis filler is communicated with the microporous aeration membrane pipe 13 at the bottom of the fixed bed 12 through an external aeration pump, so that oxygen is conveyed into the sand filtration tank body 2 through the microporous aeration membrane pipe 13, and the reaction between the micro-electrolysis filler in the fixed bed 12 and the sewage is more sufficient.
The utility model discloses a dephosphorization system for sewage treatment, including the little electrolytic dephosphorization jar body, the aeration machine, the sand filtration jar body and self priming pump device, self priming pump device includes the self priming pump, first pipeline and second pipeline, the self priming pump communicates with first pipeline and second pipeline respectively, the little electrolytic dephosphorization jar body includes the first cavity jar body, a plurality of micropore aeration membrane pipes, the fixed bed is enclosed by a plurality of cavity pipes and is formed, it has little electrolytic filler to pack in each cavity pipe, the fixed bed is placed in the first cavity jar body bottom, micropore aeration membrane pipe installs in the fixed bed bottom, micropore aeration membrane pipe passes the pipeline and communicates with the aeration machine through the vent line, the first cavity jar body is equipped with first water inlet, air vent and first delivery port, first pipeline one end passes first delivery port and gets into in the cavity jar, vent line passes the air vent and communicates with aeration membrane pipe, the sand filtration jar body is equipped with second water inlet and second delivery port, the second pipeline communicates with the second water inlet, still be equipped with the multi-function control valve on the sand filtration jar body, the multi-function control valve is used for controlling the sand filtration of the internal portion of sand filtration jar, sewage carries out dephosphorization through first water inlet inflow little electrolytic dephosphorization jar body, the self priming pump is through the sewage suction of first pipeline with little electrolytic dephosphorization jar body in through dephosphorization, sewage that will pass through dephosphorization extracts to the second pipeline and flows into the sand filtration jar body by the second water inlet and carries out sand filtration, discharge by the second delivery port at last. The whole process is convenient to maintain and manage, chemical dosing is not needed, and phosphorus in the sewage is removed more effectively because the sewage is treated twice.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. A dephosphorization system for sewage treatment is characterized in that: the micro-electrolysis phosphorus removal tank comprises a micro-electrolysis phosphorus removal tank body, an aerator, a sand filtration tank body and a self-priming pump device, wherein the self-priming pump device comprises a self-priming pump, a first pipeline and a second pipeline, the self-priming pump is respectively communicated with the first pipeline and the second pipeline, the micro-electrolysis phosphorus removal tank body comprises a first hollow tank body, a plurality of micro-pore aeration membrane tubes and a fixed bed, the fixed bed is formed by a plurality of hollow tubes in an enclosing mode, micro-electrolysis filler is filled in each hollow tube, the fixed bed is placed at the bottom of the first hollow tank body, the micro-pore aeration membrane tubes are installed at the bottom of the fixed bed, the micro-pore aeration membrane tubes are communicated with the aerator through an aeration pipeline, the first hollow tank body is provided with a first water inlet, an air vent and a first water outlet, one end of the first pipeline penetrates through the first water outlet and enters the hollow tank, the, the sand filtration tank body is provided with a second water inlet and a second water outlet, the second pipeline is communicated with the second water inlet, the sand filtration tank body is further provided with a multifunctional control valve, the multifunctional control valve is used for controlling sand filtration treatment in the sand filtration tank body, sewage flows into the first water inlet to carry out dephosphorization treatment in the micro-electrolysis dephosphorization tank body, the self-priming pump passes through the first pipeline and will the sewage suction through dephosphorization treatment in the micro-electrolysis dephosphorization tank body, the sewage through dephosphorization treatment is extracted to the second pipeline and flows into the second water inlet to carry out sand filtration treatment on the sand filtration tank body, and finally the sewage is discharged from the second water outlet.
2. The phosphorus removal system for wastewater treatment of claim 1, wherein: the sand filtration tank body comprises a second hollow tank body, the multifunctional control valve is installed at the top of the second hollow tank body, two ends of the multifunctional control valve are communicated with the second water inlet and the second water outlet respectively, and the second water inlet and the second water outlet are arranged on two sides of the top of the second hollow tank body respectively.
3. The phosphorus removal system for wastewater treatment of claim 1, wherein: the first water inlet and the first water outlet are both arranged at the top of the first hollow tank body.
4. The phosphorus removal system for wastewater treatment of claim 1, wherein: the bottom of the first hollow tank body is circular.
5. The phosphorus removal system for wastewater treatment of claim 1, wherein: one end of the first pipeline is positioned at the top of the fixed bed.
6. The phosphorus removal system for wastewater treatment of claim 1, wherein: the microelectrolysis dephosphorization tank body further comprises a water inlet pipeline, the water inlet pipeline is placed in the first hollow tank body, the water inlet pipeline is communicated with the water inlet pipe, and the tail end of the water inlet pipeline is communicated with the fixed bed.
7. The phosphorus removal system for wastewater treatment of claim 1, wherein: the diameter of the fixed bed does not exceed the diameter of the bottom of the first hollow tank body.
8. The phosphorus removal system for wastewater treatment of claim 1, wherein: the first pipeline comprises a pipeline and a bottom valve, the bottom valve is communicated with the pipeline, and the pipeline is communicated with the self-priming pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818210.XU CN210736414U (en) | 2019-05-31 | 2019-05-31 | A dephosphorization system for sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818210.XU CN210736414U (en) | 2019-05-31 | 2019-05-31 | A dephosphorization system for sewage treatment |
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| CN210736414U true CN210736414U (en) | 2020-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204111A (en) * | 2019-05-31 | 2019-09-06 | 优德太湖水务（苏州）有限公司 | A kind of dephosphorization system for sewage treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204111A (en) * | 2019-05-31 | 2019-09-06 | 优德太湖水务（苏州）有限公司 | A kind of dephosphorization system for sewage treatment |
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