CN210559781U - Suspension medium layer filtering system based on hydraulic flow state layering - Google Patents

Suspension medium layer filtering system based on hydraulic flow state layering Download PDF

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Publication number
CN210559781U
CN210559781U CN201921075639.0U CN201921075639U CN210559781U CN 210559781 U CN210559781 U CN 210559781U CN 201921075639 U CN201921075639 U CN 201921075639U CN 210559781 U CN210559781 U CN 210559781U
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filtering
water
water inlet
weir
port
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CN201921075639.0U
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隋克俭
李鹏峰
李家驹
郑兴灿
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North China Municipal Engineering Design and Research Institute Co Ltd
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North China Municipal Engineering Design and Research Institute Co Ltd
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Abstract

The utility model relates to a suspension medium layer filtration system based on hydraulic power flow state layering belongs to sewage treatment technical field. It comprises a filtering device, a reflux pump, a water inlet dosing system and a main bracket; the filtering device is arranged on the main body bracket, and the main body bracket is arranged on the ground; the water inlet dosing system, the reflux pump and the filtering device form a circulation loop. The utility model discloses a dielectric layer filters, forms the suspension dielectric layer through the water conservancy flow state, utilizes the net catch of dielectric layer and flocculation effect effectively to get rid of the suspended state impurity in the sewage, reduces out aquatic suspended solid content, improves out water quality of water, has low energy consumption, low medicine consumption, the convenient characteristics of operation maintenance.

Description

Suspension medium layer filtering system based on hydraulic flow state layering
Technical Field
The utility model relates to a suspension medium layer filtration system based on hydraulic power flow state layering, concretely relates to a filtration system for handling sewage treatment plant second grade goes out water or black smelly water in city belongs to sewage treatment technical field.
Background
At present, secondary effluent treatment devices of sewage treatment plants designed and used at home and abroad are mainly used for further removing substances such as suspended matters, phosphate and the like in a coagulating sedimentation mode or a direct filtering mode and the like so as to ensure that the quality of effluent water stably reaches the standard; the black and odorous water body is treated by removing algae, suspended matters, phosphate and other substances in the water body mainly through in-situ coagulating sedimentation or direct filtration so as to improve the black and odorous phenomenon of the water body. Along with the improvement of the national sewage treatment industry standard and the urban black and odorous water body remediation requirement, the removal requirement of suspended substances, phosphates, algae and the like in the sewage is also improved, the existing treatment methods of coagulating sedimentation or direct filtration have respective limitations, and a filtration method and a filtration device for removing the suspended substances, phosphates and algae in the sewage through a suspension medium layer are not seen in the market at present.
Disclosure of Invention
The utility model aims at overcoming above-mentioned weak point, providing a suspension medium layer filtration system based on hydraulic power flow state layering, it is arranged in handling sewage treatment plant second grade play water or the black smelly water in city, and the suspension medium layer that forms filters through hydraulic power layering and gets rid of material such as suspended solid, phosphate and alga in the sewage.
The technical scheme of the utility model is that the suspension medium layer filtering system based on hydraulic fluid state stratification comprises a filtering device, a reflux pump, a water inlet dosing system and a main body bracket; the filtering device is arranged on the main body bracket, and the main body bracket is arranged on the ground; the water inlet dosing system, the reflux pump and the filtering device form a circulation loop.
Further, the device comprises a filtering device, a reflux pump, a water inlet dosing system and a main bracket; the filtering device is arranged on the main body bracket, and the main body bracket is arranged on the ground; the water inlet dosing system, the reflux pump and the filtering device form a circulation loop.
Furthermore, the filtering device comprises a water outlet weir, a water outlet, an overflow port, a backflow port, a drain port and a water inlet; an effluent weir is arranged in the filtering device and is connected with the water outlet, and an overflow port is arranged on one side of the filtering device; the water inlets are positioned at two sides of the bottom of the filtering device;
the bottom of the filtering device is provided with a return port and an emptying port; the reflux port is connected with a water inlet dosing system through a reflux pump; the emptying port is connected to a drainage system through an emptying pipe.
Further, the height of the overflow port is higher than the effluent weir.
Furthermore, the water outlet weir is arranged on the inner side of the top end of the upper part of the filtering device, is connected with the inner wall of the upper half part of the filtering device and forms a box-shaped space with an opening at the upper part with the inner wall of the filtering device; the water outlet weir is a sawtooth weir or a horizontal weir.
Furthermore, the water outlet weir is annular, the bottom surface inside the water outlet weir is symmetrically provided with water outlets, and the water outlets extend to the outer wall of the filtering device through a pipeline to discharge water.
Further, the water inlets are positioned on two sides of the bottom end of the filtering device; the water inlet direction and the filtering device are arranged tangentially, and the water inlets at the two sides are symmetrically arranged and are connected with a water inlet dosing system through pipelines.
Furthermore, the inner diameter of the upper half part of the filtering device is gradually enlarged from bottom to top, and the lower half part of the filtering device is in a shape of an inverted cone funnel.
Further, the water and medicine feeding system comprises a medicine feeding barrel, a water feeding pump, a pipeline mixer, a mixing motor and a water inlet pipe; the water inlet pipe is connected with a water inlet pump, the water inlet pump is connected with a pipeline mixer, and the pipeline mixer is connected with a filtering device;
further, the dosing barrel is respectively connected with the pipeline mixer and the reflux pump; the top of the medicine adding barrel is provided with a mixing motor, the mixing motor is connected with a stirring device, and the stirring device is arranged inside the medicine adding barrel.
Further, the water inlet dosing system comprises a pipeline mixer; the two water inlets are connected with the pipeline mixer.
The utility model has the advantages that: the utility model discloses a dielectric layer filters, forms the suspension dielectric layer through the water conservancy flow state, utilizes the net catch of dielectric layer and flocculation effect effectively to get rid of the suspended state impurity in the sewage, reduces out aquatic suspended solid content, improves out water quality of water, has low energy consumption, low medicine consumption, the convenient characteristics of operation maintenance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the filtering device of the present invention.
Fig. 3 is a top view of the filtering device of the present invention.
Description of reference numerals: 1. the device comprises a filtering device, 2, a water outlet weir, 3, a water outlet, 4, an overflow port, 5, a backflow port, 6, a drain port, 7, a water inlet, 8, a dosing barrel, 9, a water inlet pump, 10, a pipeline mixer, 11, a mixing motor, 12, a backflow pump, 13, a water inlet pipe, 14, a water inlet system, 15 and a main body support.
Detailed Description
1-3, the suspension medium layer filtering system based on hydraulic fluid stratification comprises a filtering device 1, a reflux pump 12, a water inlet dosing system 14 and a main body bracket 15; the filtering device 1 is arranged on a main body bracket 15, and the main body bracket 15 is arranged on the ground; the water inlet dosing system 14, the reflux pump 12 and the filtering device 1 form a circulation loop.
The filtering device 1 comprises a water outlet weir 2, a water outlet 3, an overflow port 4, a backflow port 5, a drain port 6 and a water inlet 7; an effluent weir 2 is arranged in the filtering device 1, the effluent weir 2 is connected with a water outlet 3, and an overflow port 4 is arranged on one side of the filtering device 1; the water inlets 7 are positioned at two sides of the bottom of the filtering device 1;
the bottom of the filtering device 1 is provided with a return port 5 and an emptying port 6; the reflux port 5 is connected with a water inlet dosing system 14 through a reflux pump 12; the emptying port 6 is connected to a drainage system through an emptying pipe.
The height of the overflow port 4 is higher than that of the effluent weir 2.
The effluent weir 2 is arranged on the inner side of the top end of the upper part of the filtering device 1, is connected with the inner wall of the upper half part of the filtering device 1 and forms a box-shaped space with an opening at the upper part with the inner wall of the filtering device 1; the water outlet weir 2 is a sawtooth weir or a horizontal weir.
The water outlet weir 2 is annular, the water outlets 3 are symmetrically arranged on the bottom surface of the interior of the water outlet weir, and the water outlets 3 extend to the outer wall of the filtering device 1 through pipelines to discharge water.
The section of the water outlet weir 2 is L-shaped, one side of the L-shaped is fixed on the inner wall of the upper part of the filtering device 1, and the L-shaped side and the filtering device 1 form a U-shaped groove.
The water inlets 7 are positioned at two sides of the bottom end of the filtering device 1; the water inlet direction is tangential to the filtering device 1, and the water inlets 7 at the two sides are symmetrically arranged and are connected with a water inlet dosing system 14 through a pipeline.
The inner diameter of the upper half part of the filtering device 1 is gradually enlarged from bottom to top, and the lower half part is in an inverted cone shape.
The water inlet dosing system 14 comprises a dosing barrel 8, a water inlet pump 9, a pipeline mixer 10, a mixing motor 11 and a water inlet pipe 13; the water inlet pipe 13 is connected with the water inlet pump 9, the water inlet pump 9 is connected with the pipeline mixer 10, and the pipeline mixer 10 is connected with the filtering device 1;
the medicine adding barrel 8 is respectively connected with a pipeline mixer 10 and a reflux pump 12; add 8 tops of explosive barrel and be equipped with hybrid motor 11, hybrid motor 11 is connected with agitating unit, and agitating unit sets up inside adding explosive barrel 8.
The water inlet dosing system 14 comprises a pipeline mixer 10; both water inlets 7 are connected with a pipeline mixer 10.
The utility model discloses during operation, intake pump 9 extracts pending sewage from inlet tube 13 and gets into line mixer 10, and the medicament after sewage and the mixing mixes in line mixer 10, gets into in the filter equipment 1 through water inlet 10. The water inlet and the medicament are fully mixed, which is a precondition for forming a suspension medium layer. Because there are 2 water inlets 7, lie in filter equipment 1 both sides respectively, the rivers that get into water inlet 7 can form the vortex tangentially, are favorable to intaking to take place flocculation reaction after mixing with the medicament to form the upper and lower layering suspension dielectric layer.
Then, the water inlet and medicine adding system 14 supplies materials to the filtering device 1, the upper half part of the main body of the filtering device 1 is a reversed circular truncated cone, the inner diameter is gradually enlarged from bottom to top, the ascending flow rate of the water to be treated can be gradually reduced, and the height and the density of the formed suspension medium layer are controlled; the lower half part is in an inverted cone funnel shape, and can collect the impurities of the settled residual suspension medium layer and then flow back to the dosing system 14 through the backflow port 5 or be uniformly discharged out of the system through the emptying port 6.
The chemicals in the water inlet dosing system 17 are mainly flocculants or chemicals with the same function, form a suspension medium layer through mixing and flocculation of the chemicals and inlet water, and form a suspension medium layer with a filtering function under the combined action of a hydraulic flow state formed by the structure of the filtering device 1, so that the inlet water is effectively filtered and phosphate is removed. At the moment, the liquid passing through the filter layer enters the effluent weir 2 and flows out through the water outlet 3; when the liquid is higher than the effluent weir 2, the liquid overflows through an overflow port 4; the water discharged from the water outlet 3 enters a subsequent disinfection system or a discharged water body, and the overflow water discharged from the overflow port 4 flows back to the front end of the system.
The residual suspended medium layer impurities settled at the bottom of the filtering device 1 flow back to the dosing barrel 8 under the action of the reflux pump 12, so that the medicine consumption of the device is reduced while the suspended medium quality in the filtering device 1 is ensured, and the operation cost is saved. The emptying port 6 is connected to a drainage system through an emptying pipe.

Claims (9)

1. A suspension medium layer filtering system based on hydraulic flow state stratification is characterized in that: comprises a filtering device (1), a reflux pump (12), a water inlet dosing system (14) and a main body bracket (15); the filtering device (1) is arranged on the main body support (15), and the main body support (15) is arranged on the ground; the water inlet dosing system (14), the reflux pump (12) and the filtering device (1) form a circulation loop.
2. The hydraulic fluid stratification-based suspension media layer filtration system of claim 1, wherein: the filtering device (1) comprises a water outlet weir (2), a water outlet (3), an overflow port (4), a backflow port (5), a drain port (6) and a water inlet (7); an effluent weir (2) is arranged in the filtering device (1), the effluent weir (2) is connected with a water outlet (3), and an overflow port (4) is arranged on one side of the filtering device (1); the water inlets (7) are positioned at two sides of the bottom of the filtering device (1);
the bottom of the filtering device (1) is provided with a return port (5) and an emptying port (6); the reflux port (5) is connected with a water inlet dosing system (14) through a reflux pump (12); the emptying port (6) is connected to a drainage system through an emptying pipe.
3. The hydraulic fluid stratification-based suspension media layer filtration system of claim 2, wherein: the height of the overflow port (4) is higher than that of the water outlet weir (2).
4. The hydraulic fluid stratification-based suspension media layer filtration system of claim 2, wherein: the water outlet weir (2) is arranged on the inner side of the top end of the upper part of the filtering device (1), is connected with the inner wall of the upper half part of the filtering device (1) and forms a box-shaped space with an upper opening with the inner wall of the filtering device (1); the water outlet weir (2) is a sawtooth weir or a horizontal weir.
5. The hydraulic fluid stratification-based suspension media layer filtration system of claim 4, wherein: the water outlet weir (2) is annular, the water outlets (3) are symmetrically arranged on the bottom surface inside the water outlet weir, and the water outlets (3) extend to the outer wall of the filtering device (1) through pipelines to discharge water.
6. The hydraulic fluid stratification-based suspension media layer filtration system of claim 2, wherein: the water inlets (7) are positioned at two sides of the bottom end of the filtering device (1); the water inlet direction and the filtering device (1) are arranged tangentially, and the water inlets (7) at the two sides are symmetrically arranged and are connected with a water inlet dosing system (14) through a pipeline.
7. The hydraulic fluid stratification-based suspension media layer filtration system of claim 1, wherein: the inner diameter of the upper half part of the filtering device (1) is gradually enlarged from bottom to top, and the lower half part of the filtering device is in an inverted conical funnel shape.
8. The hydraulic fluid stratification-based suspension media layer filtration system of claim 1, wherein: the water inlet dosing system (14) comprises a dosing barrel (8), a water inlet pump (9), a pipeline mixer (10), a mixing motor (11) and a water inlet pipe (13); the water inlet pipe (13) is connected with the water inlet pump (9), the water inlet pump (9) is connected with the pipeline mixer (10), and the pipeline mixer (10) is connected with the filtering device (1);
the medicine adding barrel (8) is respectively connected with the pipeline mixer (10) and the reflux pump (12); add explosive barrel (8) top and be equipped with hybrid motor (11), hybrid motor (11) are connected with agitating unit, and agitating unit sets up inside adding explosive barrel (8).
9. The hydraulic fluid stratification-based suspension media layer filtration system of claim 6, wherein: the water inlet dosing system (14) comprises a pipeline mixer (10); the two water inlets (7) are connected with a pipeline mixer (10).
CN201921075639.0U 2019-07-10 2019-07-10 Suspension medium layer filtering system based on hydraulic flow state layering Active CN210559781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921075639.0U CN210559781U (en) 2019-07-10 2019-07-10 Suspension medium layer filtering system based on hydraulic flow state layering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921075639.0U CN210559781U (en) 2019-07-10 2019-07-10 Suspension medium layer filtering system based on hydraulic flow state layering

Publications (1)

Publication Number Publication Date
CN210559781U true CN210559781U (en) 2020-05-19

Family

ID=70629416

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921075639.0U Active CN210559781U (en) 2019-07-10 2019-07-10 Suspension medium layer filtering system based on hydraulic flow state layering

Country Status (1)

Country Link
CN (1) CN210559781U (en)

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