CN215667605U - Domestic sewage treatment detection device - Google Patents

Abstract

The utility model relates to a domestic sewage treatment detection device, which comprises a sewage collecting tank, a sludge tank, an aerobic tank, an anaerobic tank, a disinfection device, a water quality detection device and a clean water storage tank, and also comprises an artificial wetland tank and two filter sedimentation tanks, wherein the water outlet of the sewage collecting tank is respectively connected with the water inlets of the two filter sedimentation tanks through two sewage pipelines, the water outlets of the two filter sedimentation tanks are respectively connected with the water inlet of the aerobic tank through two filter pipelines, the sludge discharge ports of the two filter sedimentation tanks are respectively connected with the sludge tank through two sludge pipelines, the aerobic tank is communicated with the anaerobic tank through an overflow valve, the water outlet of the anaerobic tank is connected with the water inlet of the disinfection device through an oxidation pipeline, the water outlet of the disinfection device is connected with the water inlet of the water quality detection device through a disinfection pipeline, and the water outlet of the water quality detection device is respectively connected with the water inlet of the clean water storage tank and the artificial wetland tank through a clean water pipeline and a wetland pipeline, the water outlet of the artificial wetland pool is connected with the water inlet of the water quality detection device through a detection pipeline.

Description

Domestic sewage treatment detection device

Technical Field

The utility model relates to the technical field of environmental protection equipment, in particular to a domestic sewage treatment detection device.

Background

Water is an essential important substance in human life and is an irreplaceable natural resource in industrial and agricultural production and economic development. Along with the continuous improvement of living standard of people, the discharge of domestic sewage is more and more serious, and although different from chemical engineering or other processing factories, the domestic sewage does not have too many polluted impurities, but contains a plurality of water-insoluble domestic impurities, and can be directly discharged to pollute the environment and block drainage pipelines, and the domestic sewage mainly contains organic matters such as carbohydrate, protein, amino acid, fat and the like, so that the phenomenon of excessive acid and alkali can be caused, the domestic sewage is also suitable for the growth of bacteria, is easy to become a place for the survival and propagation of the bacteria and viruses, and can be discharged without being treated, so that the domestic sewage accumulates day by day and month, and causes great pollution to the living environment; in addition, due to the shortage of water resources, the recycling of sewage and wastewater becomes an important way to replace water sources, and there are many cities at home and abroad that recycle the treated urban sewage and wastewater to various aspects, for example, the sewage is recycled after being purified by secondary or tertiary treatment, and is used for flushing toilets and irrigating green belts, and is used as cooling water for industrial and commercial facilities, and can also be used as a water source for manually replenishing underground water, and the like.

In order to solve the problems, the Chinese utility model discloses a domestic sewage treatment detection device with the publication number of CN205442957U, which comprises a sewage collecting tank, a sedimentation tank, a sludge tank, a coarse filtration device, a disinfection device, an aerobic tank, an anaerobic tank, a water quality detection device, a fine filtration device and a clean water storage tank; the aerobic tank is internally provided with a hollow fiber membrane and a bubble fermentation device arranged at the bottom of the hollow fiber membrane, the bottom of the anaerobic tank is provided with biological filler, and the water quality detection device is connected with the sewage collecting tank through a return pipe. Although the device can utilize the water quality detection device to detect the clear water after handling to detect sewage that does not reach standard and flow back in the sewage header tank, nevertheless, this kind of backward flow mode can be handled sewage that does not reach standard again, nevertheless because of it participates in whole processing detection link once more, greatly increased whole equipment work load. In addition, the existing domestic sewage treatment and detection device is only provided with one set of sedimentation tank and coarse filtration device, when the device is subjected to maintenance or cleaning maintenance, the device needs to stop working, and the continuous treatment and detection work of sewage is seriously influenced.

Disclosure of Invention

The utility model aims to provide a domestic sewage treatment and detection device which is reasonable in design, good in sewage filtering and purifying effect and convenient to clean, maintain or repair, aiming at the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a domestic sewage treatment detection device comprises a sewage collecting tank, a sludge tank, an aerobic tank, an anaerobic tank, a disinfection device, a water quality detection device and a clean water storage tank, and further comprises an artificial wetland tank and two filter sedimentation tanks, wherein the water outlet of the sewage collecting tank is respectively connected with the water inlets of the two filter sedimentation tanks through two sewage pipelines, the water outlets of the two filter sedimentation tanks are respectively connected with the water inlet of the aerobic tank through two filter pipelines, the sludge discharge ports of the two filter sedimentation tanks are respectively connected with the sludge tank through two sludge pipelines, the aerobic tank is communicated with the anaerobic tank through an overflow valve, the water outlet of the anaerobic tank is connected with the water inlet of the disinfection device through an oxidation pipeline, the water outlet of the disinfection device is connected with the water inlet of the water quality detection device through a disinfection pipeline, the water outlet of the water quality detection device is respectively connected with the water inlet of the clean water storage tank and the water inlet of the artificial wetland tank through a clean water pipeline and a wetland pipeline, the water outlet of the artificial wetland pool is connected with the water inlet of the water quality detection device through a detection pipeline.

Furthermore, the water outlet of one of the filtering and settling tanks is connected with the water inlet of the other filtering and settling tank through a serial pipeline.

Preferably, be equipped with longitudinal baffle in the filtration and precipitation case, longitudinal baffle will filter precipitation case inner space and separate into the precipitation chamber and the filter chamber of bottom intercommunication, and the filter chamber bottom is equipped with the carriage, and the carriage is by lower supreme demountable installation have coarse filtration net, well filter screen, thin filter screen, active carbon adsorption layer and superfine fiber filter cotton layer. This design can carry out flocculation and precipitation and filtration to sewage, further gets rid of suspended solids such as various solid impurity, grease in the sewage, and solid-liquid separation is effectual, reduces fortune dimension cost, also conveniently carries out regulation such as pH value simultaneously.

Preferably, the bottom of the filtering and settling tank is funnel-shaped. The design is convenient for the deposition and the discharge of sludge in sewage.

Preferably, the sewage pipeline, the filtering pipeline, the sludge pipeline, the oxidation pipeline, the disinfection pipeline, the clean water pipeline, the wetland pipeline and the detection pipeline are all provided with one-way valves.

Preferably, the delivery port of the sewage collection tank is respectively connected with the inlets of the two sewage pipelines through the sewage pump, the delivery ports of the two filter settling tanks are respectively connected with the inlets of the two filter pipelines through the two filter pumps, the sludge discharge ports of the two filter settling tanks are respectively connected with the inlets of the two sludge pipelines through the two sludge pumps, the delivery port of the anaerobic tank is connected with the inlet of the oxidation pipeline through the oxidation pump, the delivery port of the disinfection device is connected with the inlet of the disinfection pipeline through the disinfection pump, the delivery port of the water quality detection device is respectively connected with the inlets of the clean water pipeline and the wetland pipeline through the clean water pump, and the delivery port of the artificial wetland tank is connected with the inlet of the detection pipeline through the detection pump.

Preferably, the water quality detection device at least comprises a COD data acquisition sensor for acquiring COD data, and the COD data acquisition sensor is respectively and electrically connected with an external processor.

Preferably, all of the one-way valves and all of the pumps are each electrically connected to the processor.

Preferably, the artificial wetland pond is internally provided with an aquatic plant layer, a sand layer, a ceramsite layer, a coarse sand layer and a pebble layer from top to bottom in sequence. The design enables the sewage treatment device to effectively remove nitrogen, phosphorus, heavy metals, pathogens, organic matters and nutrient substances in the sewage through the absorption effect of the aquatic plants and the degradation effect and the adsorption and sedimentation effect of microorganisms attached to the surfaces of root systems of the aquatic plants, thereby realizing the efficient purification of the sewage.

Preferably, the disinfection device comprises a disinfection box and an ozone generator, the ozone generator is communicated with the inside of the disinfection box through an ozone conveying pipe, an ultraviolet disinfection lamp is arranged at the top in the disinfection box, and activated carbon particle fillers are arranged at the bottom in the disinfection box. This design makes it provide ozone through ozone generator, decompose organic matter macromolecule into the micromolecule, decompose indissolvable thing into soluble thing, change the nondegradable material into degradable material, decompose harmful substance into the innocent substance, shine the sterilization through the ultraviolet ray disinfection lamp to domestic sewage, through activated carbon particle filler adsorption nitrogen and phosphorus etc. can lead to water eutrophication's soluble inorganic matter etc. to reach sewage purification's effect, but realize the cyclic utilization of water, effective water economy resource.

Preferably, the aerobic tank and the anaerobic tank are both provided with activated carbon fiber fillers for microbial adsorption, the bottom of the aerobic tank is provided with an aeration head, and the outside of the aerobic tank is provided with a blower connected with the aeration head. The design enables organic matters in the sewage to be converted into carbon dioxide and water through the aerobic tank under the action of aeration of the air blower, ammonia nitrogen is converted into nitrate nitrogen and nitrite nitrogen, the adopted activated carbon fiber filler has large biomass per unit volume and thick biofilm formation, synchronous nitrification and denitrification are completed, the denitrification effect is good, the impact resistance is strong, and the sewage treatment efficiency and the effluent quality are improved.

By adopting the technical scheme, the two filtering and settling tanks and the corresponding pipelines and the one-way valves thereof are designed, so that the two filtering and settling tanks can be set to be in a parallel operation mode, a serial operation mode or a single independent operation mode by controlling the opening or closing of the corresponding one-way valves according to actual needs (such as the treatment capacity of the heavy sewage or the treatment effect of the heavy sewage), thereby improving the use flexibility of the filtering and settling tanks and facilitating the cleaning, maintenance or repair; compared with the traditional mode of directly refluxing the sewage which does not reach the standard and is detected by the water quality detection device into the sewage collecting tank for retreatment, the utility model conveys the sewage which does not reach the standard to the artificial wetland pool for further purification treatment, thereby not only avoiding the extra workload brought to the whole device by repeated treatment, but also overcoming the possible technical defects of retreatment of the same sewage treatment process, effectively purifying the sewage which does not reach the standard in the artificial wetland pool, simultaneously, the artificial wetland pool of the device only treats partial sewage according to the actual needs, fully playing the advantages of low investment and operation cost, good ecological safety, strong scale applicability and the like, overcoming the defects of easy blockage, limited purification capacity and the like of the artificial wetland pool, and obviously improving the operation life span.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a domestic sewage treatment detection device according to the present invention;

FIG. 2 is a schematic view of the structure of the filtration and sedimentation tank of the present invention;

fig. 3 is a schematic structural view of the artificial wetland pool of the present invention.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model, as detailed in the appended claims.

As shown in one of fig. 1-3, the domestic sewage treatment and detection device of the present invention comprises a sewage collecting tank 10, a sludge tank 30, an aerobic tank 40, an anaerobic tank 50, a disinfection device 60, a water quality detection device 70, a clean water storage tank 80, an artificial wetland tank 90 and two filter-sedimentation tanks 20, wherein the water outlet of the sewage collecting tank 10 is connected with the water inlets of the two filter-sedimentation tanks 20 through two sewage pipes 11, the water outlets of the two filter-sedimentation tanks 20 are connected with the water inlet of the aerobic tank 40 through two filter pipes 21, the sludge outlets of the two filter-sedimentation tanks 20 are connected with the sludge tank 30 through two sludge pipes 22, the aerobic tank 40 is communicated with the anaerobic tank 50 through an overflow valve, the water outlet of the anaerobic tank 50 is connected with the water inlet of the disinfection device 60 through an oxidation pipe 51, the water outlet of the disinfection device 60 is connected with the water inlet of the water quality detection device 70 through a disinfection pipe 61, the water outlet of the water quality detection device 70 is connected with the water inlet of the clean water storage tank 80 and the water inlet of the artificial wetland pool 90 through the clean water pipeline 81 and the wetland pipeline 91, and the water outlet of the artificial wetland pool 90 is connected with the water inlet of the water quality detection device 70 through the detection pipeline 71.

Further, the water outlet of one of the filter settling tanks 20 is connected with the water inlet of the other filter settling tank 20 through a serial pipe 23.

As shown in fig. 2, a longitudinal partition 24 is arranged in the filtration and sedimentation tank 20, the longitudinal partition 24 divides the internal space of the filtration and sedimentation tank 20 into a sedimentation chamber 25 and a filtration chamber 26, the bottoms of the filtration chambers 26 are provided with a support frame 27, and the support frame 27 is detachably provided with a coarse filtration screen 261, a middle filtration screen 262, a fine filtration screen 263, an activated carbon adsorption layer 264 and a superfine fiber filter cotton layer 265 from bottom to top. This design can carry out flocculation and precipitation and filtration to sewage, further gets rid of suspended solids such as various solid impurity, grease in the sewage, and solid-liquid separation is effectual, reduces fortune dimension cost, also conveniently carries out regulation such as pH value simultaneously.

Preferably, the bottom of the filtering and settling tank 20 is funnel-shaped. The design is convenient for the deposition and the discharge of sludge in sewage.

Preferably, a liquid level sensor 266 is arranged in the filter cavity 26.

Preferably, the sewage pipeline 11, the filtering pipeline 21, the sludge pipeline 22, the oxidation pipeline 51, the disinfection pipeline 61, the clean water pipeline 81, the wetland pipeline 91 and the detection pipeline 71 are all provided with one-way valves.

Preferably, the water outlet of the sewage collecting tank 10 is connected with the inlets of the two sewage pipelines 11 through a sewage pump 12, the water outlets of the two filtering and settling tanks 20 are connected with the inlets of the two filtering pipelines 21 through two filtering pumps 29, the sludge discharge ports of the two filtering and settling tanks 20 are connected with the inlets of the two sludge pipelines 22 through two sludge pumps 28, the water outlet of the anaerobic tank 50 is connected with the inlet of the oxidation pipeline 51 through an oxidation pump 52, the water outlet of the disinfection device 60 is connected with the inlet of the disinfection pipeline 61 through a disinfection pump 62, the water outlet of the water quality detecting device 70 is connected with the inlets of the clean water pipeline 81 and the wetland pipeline 91 through a clean water pump 82, and the water outlet of the artificial wetland tank 90 is connected with the inlet of the detecting pipeline 71 through a detecting pump 72.

Preferably, the water quality detecting device 70 has at least a COD data collecting sensor 73 for collecting COD data, and the COD data collecting sensor 73 is electrically connected to an external processor.

Preferably, all of the one-way valves, all of the pumps, and the level sensor 266 are each electrically connected to the processor.

As shown in fig. 3, an aquatic plant layer 92, a sand layer 93, a ceramsite layer 94, a coarse sand layer 95 and a pebble layer 96 are sequentially arranged in the artificial wetland pool 90 from top to bottom. The design enables the sewage treatment device to effectively remove nitrogen, phosphorus, heavy metals, pathogens, organic matters and nutrient substances in the sewage through the absorption effect of the aquatic plants and the degradation effect and the adsorption and sedimentation effect of microorganisms attached to the surfaces of root systems of the aquatic plants, thereby realizing the efficient purification of the sewage.

Preferably, the disinfection device 60 comprises a disinfection box 63 and an ozone generator 64, the ozone generator 64 is communicated with the inside of the disinfection box 63 through an ozone conveying pipe, an ultraviolet disinfection lamp 65 is arranged at the top inside the disinfection box 63, and an activated carbon particle filler 66 is arranged at the bottom inside the disinfection box 63. This design makes it provide ozone through ozone generator 64, decompose organic matter macromolecule into the micromolecule, decompose indissolvable thing into soluble thing, change the degradable material into degradable material difficult to degrade, decompose harmful substance into harmless thing, shine the sterilization through ultraviolet ray disinfection lamp 65 to domestic sewage, adsorb nitrogen and phosphorus etc. through activated carbon particle filler 66 and can lead to water eutrophication's soluble inorganic matter etc. to reach sewage purification's effect, realize the cyclic utilization of water, effective water economy resource.

Preferably, the aerobic tank 40 and the anaerobic tank 50 are both provided with activated carbon fiber fillers 43 for microbial adsorption, the bottom of the aerobic tank 40 is provided with an aeration head 41, and the outside of the aerobic tank 40 is provided with a blower 42 connected with the aeration head 41. The design enables organic matters in the sewage to be converted into carbon dioxide and water through the aerobic tank 40 under the action of aeration of the blower 42, ammonia nitrogen is converted into nitrate nitrogen and nitrite nitrogen, the adopted activated carbon fiber filler has large biomass per unit volume and thick biofilm formation, synchronous nitrification and denitrification are completed, the denitrification effect is good, the impact resistance is strong, and the sewage treatment efficiency and the effluent quality are improved.

By adopting the technical scheme, the two filtering and settling tanks 20 and the corresponding pipelines and the one-way valves thereof are designed, so that the two filtering and settling tanks 20 can be set to be in a parallel operation mode, a serial operation mode or a single independent operation mode by controlling the opening or closing of the corresponding one-way valves according to actual needs (such as the treatment capacity of the heavy wastewater or the treatment effect of the heavy wastewater), thereby improving the use flexibility of the filtering and settling tanks 20 and facilitating the cleaning, maintenance or repair; compared with the traditional mode of directly refluxing the sewage which does not reach the standard and is detected by the water quality detection device 70 into the sewage water collection tank 10 for retreatment, the utility model conveys the sewage which does not reach the standard to the artificial wetland tank 90 for further purification treatment, which not only can avoid the extra workload brought to the whole device by repeated treatment, but also can overcome the possible technical defects of retreatment of the same sewage treatment process, so that the sewage which does not reach the standard can be effectively purified in the artificial wetland tank 90, meanwhile, the artificial wetland tank 90 of the device only treats partial sewage according to the actual needs, fully exerts the advantages of low investment and operation cost, good ecological safety, strong scale applicability and the like, overcomes the defects of easy blockage, limited purification capacity and the like, and obviously improves the operation life.

While the foregoing is directed to the preferred embodiment of the present invention, it will be appreciated that numerous modifications and variations may be devised by those skilled in the art in light of the above teachings. Therefore, the technical field of the utility model based on the concept of the utility model through logic analysis, reasoning or limited experiments of equivalent changes, modifications, substitutions and variations, should be determined by the claims scope of protection.

Claims (10)

1. The utility model provides a domestic sewage treatment detection device, includes sewage header tank, sludge impoundment, good oxygen pond, anaerobism pond, degassing unit, water quality testing device and clear water bin, its characterized in that: the sewage treatment system also comprises an artificial wetland tank and two filtering and settling tanks, wherein the water outlet of the sewage collecting tank is respectively connected with the water inlets of the two filtering and settling tanks through two sewage pipelines, the water outlets of the two filtering and settling tanks are respectively connected with the water inlet of the aerobic tank through two filtering pipelines, the sludge discharge ports of the two filtering and settling tanks are respectively connected with the sludge tank through two sludge pipelines, the good oxygen pond passes through overflow valve and anaerobism pond intercommunication, and the delivery port in anaerobism pond passes through the oxidation pipeline to be connected with degassing unit's water inlet, and degassing unit's delivery port passes through the disinfection pipeline to be connected with water quality testing device's water inlet, and water quality testing device's delivery port is connected with the water inlet in clear water bin and the water inlet in artifical wetland pond through clear water pipeline and wetland pipeline respectively, and the delivery port in artifical wetland pond passes through the detection pipeline and is connected with water quality testing device's water inlet.

2. The domestic sewage treatment detection device of claim 1, wherein: the water outlet of one filtering and settling tank is connected with the water inlet of the other filtering and settling tank through a series pipeline.

3. The domestic sewage treatment detection device of claim 1 or 2, wherein: the filter sedimentation tank is internally provided with a longitudinal baffle which separates the inner space of the filter sedimentation tank into a sedimentation chamber and a filter chamber communicated with the bottom, the bottom of the filter chamber is provided with a support frame, and the support frame is detachably provided with a coarse filter screen, a middle filter screen, a fine filter screen, an activated carbon adsorption layer and a superfine fiber filter cotton layer from bottom to top.

4. The domestic sewage treatment detection device of claim 3, wherein: the bottom of the filtering and settling tank is funnel-shaped.

5. The domestic sewage treatment detection device of claim 1, wherein: and the sewage pipeline, the filtering pipeline, the sludge pipeline, the oxidation pipeline, the disinfection pipeline, the clear water pipeline, the wetland pipeline and the detection pipeline are all provided with one-way valves.

6. The domestic sewage treatment detection device of claim 1, wherein: the delivery port of sewage header tank passes through the sewage pump respectively with the access connection of two sewage pipes, the delivery port of two filter precipitation case passes through two filter pumps respectively with the access connection of two filter pipeline, the sludge discharge mouth of two filter precipitation case passes through the access connection of two sludge pumps respectively with two sludge pipeline, the delivery port of anaerobism pond passes through oxidation pump and oxidation pipeline's access connection, degassing unit's delivery port passes through the access connection of disinfection pump with disinfection pipeline, water quality testing device's delivery port passes through the access connection of clean water pump respectively with clean water pipeline and wetland pipeline, the delivery port of artifical wetland pond passes through the access connection of detection pump with the detection pipeline.

7. The domestic sewage treatment detection device of claim 1, wherein: the water quality detection device at least comprises a COD data acquisition sensor for acquiring COD data, and the COD data acquisition sensor is respectively and electrically connected with a peripheral processor.

8. The domestic sewage treatment detection device of claim 1, wherein: the artificial wetland pond is provided with an aquatic plant layer, a sand layer, a ceramsite layer, a coarse sand layer and a pebble layer from top to bottom in sequence.

9. The domestic sewage treatment detection device of claim 1, wherein: the sterilizing device comprises a sterilizing box and an ozone generator, the ozone generator is communicated with the inside of the sterilizing box through an ozone conveying pipe, an ultraviolet sterilizing lamp is arranged at the top in the sterilizing box, and activated carbon particle fillers are arranged at the bottom in the sterilizing box.

10. The domestic sewage treatment detection device of claim 1, wherein: active carbon fiber fillers for microbial adsorption are arranged in the aerobic tank and the anaerobic tank, an aeration head is arranged at the bottom in the aerobic tank, and an air blower is arranged outside the aerobic tank and connected with the aeration head.

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