CN219591017U - Sewage treatment simulation equipment - Google Patents

Sewage treatment simulation equipment Download PDF

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Publication number
CN219591017U
CN219591017U CN202320024672.0U CN202320024672U CN219591017U CN 219591017 U CN219591017 U CN 219591017U CN 202320024672 U CN202320024672 U CN 202320024672U CN 219591017 U CN219591017 U CN 219591017U
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CN
China
Prior art keywords
sewage treatment
tank
oxidation ditch
water outlet
anaerobic
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CN202320024672.0U
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Chinese (zh)
Inventor
林伟鹏
王滨
卓继淋
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Fujian Rongdong Strait Environmental Protection Co ltd
FUJIAN HAIXIA ENVIRONMENTAL PROTECTION GROUP CO LTD
Original Assignee
Fujian Rongdong Strait Environmental Protection Co ltd
FUJIAN HAIXIA ENVIRONMENTAL PROTECTION GROUP CO LTD
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

The utility model relates to sewage treatment simulation equipment which comprises a front anaerobic and anoxic tank, an oxidation ditch and a secondary sedimentation tank which are sequentially connected from front to back along the sewage flow direction, wherein a serpentine flow channel is arranged in the front anaerobic and anoxic tank along the water inlet to water outlet direction, a stirrer is arranged above the flow channel at the tank opening, a roundabout flow channel is arranged in the oxidation ditch along the water inlet to water outlet direction, and an aeration oxygen supply device is arranged at the bottom of the roundabout flow channel. The sewage treatment simulation equipment is a simulation device, has small volume, firstly has the function of observing and rubbing, and is convenient for people to know the internal structure, the operation mode and the operation principle of sewage treatment facilities. The simulation equipment also has substantial sewage running treatment capacity, and can simulate the functions of effluent quality, dosage, water yield and the like in experiments, so that experimental references are made for the adjustment process and parameters of the sewage treatment plant.

Description

Sewage treatment simulation equipment
Technical Field
The utility model relates to sewage treatment simulation equipment, and relates to the technical field of sewage treatment.
Background
The sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and the sewage treatment is increasingly carried into the daily life of common people. For domestic sewage, the occupied area of sewage treatment facilities of the existing sewage treatment plant is large, and firstly people hardly know the whole appearance and the internal structure of the sewage treatment facilities, and also hardly know the operation mode and the operation principle of the sewage treatment facilities. Secondly, the process of the sewage treatment plant is closely related to the sewage treatment quality, when the process parameter adjustment is faced, the out-of-water exceeding is caused by a little carelessness, the sewage treatment plant is difficult to bear the effect brought by the environment protection exceeding, the sewage treatment process parameter optimization difficulty is high, the power unit consumption and the medicine unit consumption of the sewage plant are high, and the production cost is high.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the utility model is to provide sewage treatment simulation equipment.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a sewage treatment analog device, includes leading anaerobism and anoxic tank, oxidation ditch, the secondary sedimentation tank that connects gradually from the front to the back along the sewage flow direction setting, leading anaerobism and anoxic tank are inside to be provided with snakelike circulation passageway along intaking to play water direction, the top of circulation passageway is provided with the agitator in pond mouth department, oxidation ditch is inside to be provided with circuitous runner along intaking to play water direction, circuitous runner's bottom is provided with aeration oxygen supply device.
Preferably, a water collecting tank is arranged at the water inlet of the front anaerobic and anoxic tank.
Preferably, the circulating channel is formed by a plurality of retaining walls which are arranged in the front anaerobic and anoxic tanks and are distributed in a staggered manner on the left side and the right side.
Preferably, the stirrer has several groups.
Preferably, the stirrer comprises a rotating shaft driven to rotate by a motor, the rotating shaft is arranged at the pool opening by a bearing, stirring wheels are coaxially arranged on the rotating shaft, and a plurality of stirring blades extending radially are uniformly distributed on the periphery of the stirring wheels.
Preferably, the stirring blades are arc-shaped, a plurality of through holes are formed in the stirring blades, and raised stiffening ribs are fixedly arranged in the middle of two sides of the stirring blades.
Preferably, the anaerobic and anoxic tank is connected with the water inlet end of the oxidation ditch through a first water outlet pipe, a baffle is arranged in the oxidation ditch, the baffle extends from front to back, a gap is formed between the front end part and the rear end part of the baffle and the oxidation ditch, the water inlet end of the oxidation ditch is positioned at the start point of a roundabout flow passage on one side of the baffle, the water outlet collecting ditch of the oxidation ditch is positioned at the end point of the roundabout flow passage on the other side of the baffle, and the water outlet collecting ditch is connected to the secondary sedimentation tank through a second water outlet pipe.
Preferably, a water outlet is arranged on the secondary sedimentation tank, the oxidation ditch is connected to the pre-anaerobic and anoxic tank through a sludge inner return pipe, and the secondary sedimentation tank is connected to the pre-anaerobic and anoxic tank through a sludge outer return pipe.
Compared with the prior art, the utility model has the following beneficial effects:
the sewage treatment simulation equipment is a simulation device, has small volume, firstly has the function of observing and rubbing, and is convenient for people to know the internal structure, the operation mode and the operation principle of sewage treatment facilities. The simulation equipment also has substantial sewage running treatment capacity, can simulate the functions of water quality, dosage, water yield and the like when experiments, makes experimental references for the adjustment process and parameters of the sewage treatment plant, is beneficial to realizing that the sewage treatment plant saves investment as much as possible on the premise of ensuring that the discharged water meets the treatment requirement, and fully exerts the social benefit, economic benefit and environmental benefit of the sewage treatment engineering.
The utility model will be described in further detail with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a top view of an embodiment of the present utility model.
Fig. 2 is a schematic view of the structure of the stirring wheel.
Fig. 3 is a front view of the stirring blade.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1-3, this embodiment provides a sewage treatment simulation device, including leading anaerobic and anoxic tank 1, oxidation ditch 2, the secondary sedimentation tank 3 that connect gradually from front to back along the sewage flow direction that sets up, leading anaerobic and anoxic tank is inside to be provided with snakelike circulation passageway 4 along intaking to play water direction, the top of circulation passageway is provided with the agitator in pond mouth department, oxidation ditch is inside to be provided with circuitous runner 5 along intaking to play water direction, circuitous runner's bottom is provided with aeration oxygen supply device 6.
In the embodiment of the utility model, a water collection tank 7 is arranged at the water inlet of the front anaerobic and anoxic tank.
In the embodiment of the utility model, the circulation channel is formed by a plurality of retaining walls 8 which are arranged in the front anaerobic and anoxic tanks and are distributed in a staggered manner on the left side and the right side.
In an embodiment of the utility model, the agitators have several sets.
In the embodiment of the utility model, the stirrer comprises a rotating shaft 9 driven to rotate by a motor, the rotating shaft is arranged at a pool opening by a bearing, a stirring wheel 10 is coaxially arranged on the rotating shaft, and a plurality of stirring blades 11 extending radially are uniformly distributed on the circumference of the outer periphery of the stirring wheel.
In the embodiment of the utility model, the stirring blades are arc-shaped, a plurality of through holes 12 are formed in the stirring blades, and raised stiffening ribs 13 are fixedly arranged in the middle of two sides of the stirring blades.
In the embodiment of the utility model, the pre-anaerobic and anoxic tanks are connected with the water inlet end of the oxidation ditch through the first water outlet pipe 14, a baffle 15 is arranged in the oxidation ditch, the baffle extends from front to back, gaps are arranged between the front end and the rear end of the baffle and the oxidation ditch, the water inlet end of the oxidation ditch is positioned at the start point of a detour flow channel on one side of the baffle, the water outlet collecting channel of the oxidation ditch is positioned at the end point of a detour flow channel on the other side of the baffle, and the water outlet collecting channel 16 is connected to the secondary sedimentation tank through the second water outlet pipe 17.
In the embodiment of the utility model, a water outlet 18 is arranged on the secondary sedimentation tank, the oxidation ditch is connected to the pre-anaerobic and anoxic tank through a sludge inner return pipe 19, and the secondary sedimentation tank is connected to the pre-anaerobic and anoxic tank through a sludge outer return pipe 20.
In the embodiment of the utility model, the sewage treatment simulation equipment is a simulation device, has small volume, firstly has the function of observing and rubbing, and is convenient for people to know the internal structure, the operation mode and the operation principle of the sewage treatment facility. The simulation equipment also has substantial sewage running treatment capacity, can simulate the functions of water quality, dosage, water yield and the like when experiments, makes experimental references for the adjustment process and parameters of the sewage treatment plant, is beneficial to realizing that the sewage treatment plant saves investment as much as possible on the premise of ensuring that the discharged water meets the treatment requirement, and fully exerts the social benefit, economic benefit and environmental benefit of the sewage treatment engineering.
When sewage is fed into the sewage simulation treatment effect, the sewage enters the front anaerobic and anoxic tanks after entering the water collection tank. The function of the pre-anaerobic and anoxic tanks is to create an anaerobic (dissolved oxygen is maintained below 0.2 mg/L) and anoxic (dissolved oxygen is maintained between 0.2 and 0.5 mg/L) environment, which is convenient for the release of phosphorus and the removal of nitrogen by sludge and microorganisms in the device. The retaining wall and the stirrer are arranged to guide water flow into the oxidation ditch. The bottom of the oxidation ditch is provided with an aeration oxygen supply device for delivering oxygen into sewage, and the oxygen supply device has the function of providing an aerobic environment (dissolved oxygen is generally 1-2mg/L or higher), and the sludge and microorganisms in the aerobic environment perform nitration reaction to remove ammonia nitrogen in the water and convert the ammonia nitrogen into nitrate nitrogen, the sludge and the microorganisms in the system consume carbon sources in the sewage at the position to perform biological activities such as propagation and the like, and meanwhile, phosphorus is absorbed, so that the living needs of the microorganisms can be met, pollutants in the water can be removed, and the water quality is purified. The liquid mixed by the sludge and the water enters the secondary sedimentation tank through the water outlet collecting channel and the second water outlet pipe. The secondary sedimentation tank is used for sedimentation, separating sludge from water, and finally settling the sludge, and discharging the treated clear water out of the device. The sewage simulation treatment experiment can provide a direction for the actual running of the sewage plant.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (8)

1. A sewage treatment simulation device is characterized in that: the sewage treatment device comprises a front anaerobic tank, an anoxic tank, an oxidation ditch and a secondary sedimentation tank which are sequentially connected from front to back along the sewage flow direction, wherein a serpentine circulation channel is arranged inside the front anaerobic tank and the anoxic tank along the water inlet to water outlet direction, a stirrer is arranged above the circulation channel at the tank opening, a roundabout flow channel is arranged inside the oxidation ditch along the water inlet to water outlet direction, and an aeration and oxygen supply device is arranged at the bottom of the roundabout flow channel.
2. The sewage treatment simulation apparatus according to claim 1, wherein: the water inlet of the preposed anaerobic tank is provided with a water collecting tank.
3. The sewage treatment simulation apparatus according to claim 1, wherein: the circulating channel is formed by a plurality of retaining walls which are arranged in the front anaerobic tank and the anoxic tank in a staggered distribution mode on the left side and the right side.
4. The sewage treatment simulation apparatus according to claim 1, wherein: the agitators have several sets.
5. The sewage treatment simulation apparatus according to claim 1, wherein: the stirrer comprises a rotating shaft driven to rotate by a motor, the rotating shaft is arranged at a pool opening by a bearing, stirring wheels are coaxially arranged on the rotating shaft, and a plurality of stirring blades extending radially are uniformly distributed on the circumference of the outer periphery of each stirring wheel.
6. The sewage treatment simulation apparatus according to claim 5, wherein: the shape of stirring leaf is the arc, and all is provided with a plurality of through-hole on the stirring leaf, and the two face middle part of stirring leaf all has set firmly bellied stiffening rib.
7. The sewage treatment simulation apparatus according to claim 1, wherein: the anaerobic and anoxic tank is connected with the water inlet end of the oxidation ditch through a first water outlet pipe, a baffle is arranged in the oxidation ditch, the baffle extends from front to back, a gap is reserved between the front end part and the rear end part of the baffle and the oxidation ditch, the water inlet end of the oxidation ditch is positioned at the start point of a roundabout flow passage on one side of the baffle, the water outlet collecting channel of the oxidation ditch is positioned at the end point of the roundabout flow passage on the other side of the baffle, and the water outlet collecting channel is connected to the secondary sedimentation tank through a second water outlet pipe.
8. The sewage treatment simulation apparatus according to claim 1, wherein: the secondary sedimentation tank is provided with a water outlet, the oxidation ditch is connected to the pre-anaerobic and anoxic tank through a sludge inner return pipe, and the secondary sedimentation tank is connected to the pre-anaerobic and anoxic tank through a sludge outer return pipe.
CN202320024672.0U 2023-01-06 2023-01-06 Sewage treatment simulation equipment Active CN219591017U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320024672.0U CN219591017U (en) 2023-01-06 2023-01-06 Sewage treatment simulation equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320024672.0U CN219591017U (en) 2023-01-06 2023-01-06 Sewage treatment simulation equipment

Publications (1)

Publication Number Publication Date
CN219591017U true CN219591017U (en) 2023-08-25

Family

ID=87695447

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320024672.0U Active CN219591017U (en) 2023-01-06 2023-01-06 Sewage treatment simulation equipment

Country Status (1)

Country Link
CN (1) CN219591017U (en)

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