CN212504215U - Sewage treatment purifier - Google Patents
Sewage treatment purifier Download PDFInfo
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- CN212504215U CN212504215U CN202020534274.XU CN202020534274U CN212504215U CN 212504215 U CN212504215 U CN 212504215U CN 202020534274 U CN202020534274 U CN 202020534274U CN 212504215 U CN212504215 U CN 212504215U
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Abstract
The utility model relates to a sewage treatment and purification device, which comprises a septic tank, a biochemical treatment unit and an artificial wetland unit, wherein the septic tank is communicated with a water inlet of the biochemical treatment unit, a water outlet of the biochemical treatment unit is communicated with the artificial wetland unit, the artificial wetland unit is provided with a water outlet, the septic tank is used for separating excrement and/or fermentation, the biochemical treatment unit is used for degrading organic pollutants in sewage, and the artificial wetland unit is used for filtering and/or removing phosphorus from sewage; this sewage treatment purifier, compact structure, area are little, effectively combine constructed wetland and sewage biochemical treatment technology, can guarantee the demand of microorganism to oxygen in the sewage treatment to effectively degrade the organic matter in the sewage, can utilize constructed wetland to carry out further filtration and/or dephosphorization to sewage again, ensure that it is stable up to standard to go out the water, thereby can effectively solve the not enough of prior art existence, be particularly useful for the restricted occasion of wetland area.
Description
Technical Field
The utility model relates to a water treatment technical field, concretely relates to sewage treatment purifier.
Background
At present, household sewage treatment units adopted at home and abroad generally adopt the household artificial wetland treatment units to treat farmer sewage, because a treatment method generally adopts a horizontal flow type or subsurface flow type artificial wetland treatment process, the process has the problem that the treatment effect and the floor area are mutually restricted, namely, the floor area needs to be correspondingly increased to improve the treatment effect, however, in the practical application process, because farmers are limited by places, the area of the wetland for sewage treatment is usually smaller, so that the sewage treatment effect is poor, and the problem that the sewage treatment discharge seriously exceeds the standard exists in most cases, which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to improve the defects existing in the prior art, provide a micro-power sewage treatment and purification device which occupies small area and can reach the discharge standard, and is particularly suitable for the occasions with limited wetland areas.
The utility model adopts the technical proposal that:
the utility model provides a sewage treatment purifier, includes septic tank, biochemical treatment unit and constructed wetland unit, wherein, the septic tank with biochemical treatment unit's water inlet is linked together, biochemical treatment unit's delivery port with constructed wetland unit is linked together, constructed wetland unit is provided with the outlet, the septic tank is used for separating excrement and/or fermentation, biochemical treatment unit is used for degrading the organic pollutant in the sewage, constructed wetland unit is used for filtering sewage and/or dephosphorization. The sewage treatment and purification device provided by the scheme effectively combines the artificial wetland and the sewage biochemical treatment process, so that the requirement of microorganisms on oxygen in sewage treatment can be ensured, organic matters in sewage can be effectively degraded, the artificial wetland can be used for further filtering and/or removing phosphorus from the sewage, the advanced treatment is realized, and the effluent is ensured to stably reach the standard; and this sewage treatment purifier, area is little, can effectively solve the not enough of prior art existence, is particularly useful for the restricted occasion of wetland area.
Preferably, the septic tank is provided with an overflow outlet, the overflow outlet is communicated with the water inlet through a water inlet pipeline, and the height of the overflow outlet is greater than or equal to that of the water outlet. So that the sewage in the septic tank can overflow backwards under the action of self gravity, and can pass through the biochemical treatment unit and the artificial wetland unit one by one to achieve the function of micro-power automatic water purification.
In order to save space, the biochemical treatment unit is preferably arranged below the artificial wetland unit. The artificial wetland unit is arranged on the ground, and the biochemical treatment unit is arranged underground, so that the space of the installation position can be utilized to the maximum extent, and the effluent quality can be ensured to reach the standard on the basis of reducing the floor area as much as possible.
Preferably, the biochemical treatment unit is including the jar body that is provided with inside cavity, the internal two shroudings that are provided with of jar, the shrouding is used for separating inside cavity for three region, three region is anaerobic zone, good oxygen district and settling zone respectively, good oxygen district set up in between anaerobic zone and the settling zone, and the shrouding is provided with the mouth of a river for realize the intercommunication in two adjacent regions, the water inlet with the anaerobic zone is linked together, the delivery port with the settling zone is linked together, be provided with biological filler in anaerobic zone and the good oxygen district respectively, anaerobic zone is used for releasing phosphorus reaction, produces the anaerobism digestion and/or produces the denitrification, and good oxygen district is used for producing the nitrification, and the sedimentation tank is used for realizing the mud-water separation. Thereby realizing AO process (or called anaerobic-aerobic process), degrading organic matters in the sewage, having certain functions of denitrification and dephosphorization and being more beneficial to purifying the sewage.
Further, the bottom in good oxygen district still is provided with the aeration pipe, the aeration pipe is linked together through pipeline and fan, the fan install in constructed wetland unit for the good oxygen microorganism oxygen suppliment in the sewage. Thereby effectively improving the nitrification effect.
For convenience of control, the fan is preferably an electromagnetic fan.
In order to enhance the denitrification reaction in the biochemical treatment process, the device further comprises a gas stripping return pipe, one end of the gas stripping return pipe is arranged in the settling zone, the other end of the gas stripping return pipe is communicated with the anaerobic zone, and the gas stripping return pipe is used for returning part of sludge in the settling zone to the anaerobic zone in a gas mode. So as to be mixed with the sewage input from the water inlet, and is beneficial to enhancing the effect of the anti-digestion reaction.
In order to fully mix the returned sludge and the sewage, the system further comprises a pipeline mixer, wherein the pipeline mixer is connected in series with the water inlet pipeline, one end of the gas stripping return pipe is communicated with the pipeline mixer, and the pipeline mixer is used for mixing the conveyed sewage and the returned sludge. The pipeline mixer is utilized to fully mix the conveyed sewage with part of sludge which flows back through the gas stripping return pipe, thereby being more beneficial to carrying out anti-digestion reaction in the anaerobic zone.
In order to facilitate the discharge of gases such as carbon dioxide and the like generated in the biochemical treatment process, the artificial wetland unit further comprises three ventilation pipes, the lower ends of the three ventilation pipes are respectively communicated with the anaerobic zone, the aerobic zone and the sedimentation zone, and the upper ends of the three ventilation pipes respectively extend out of the artificial wetland unit.
Preferably, the constructed wetland unit comprises a box body provided with a containing cavity, at least two partition plates are arranged in the box body, the partition plates are used for dividing the containing cavity into a water inlet unit lattice, a water outlet unit lattice and a plurality of water purification unit lattices, the water inlet unit lattice is communicated with the water outlet, the water outlet is communicated with the water outlet unit lattice, the partition plates are provided with communicating ports, the communicating ports are used for enabling the water inlet unit lattice, the water purification unit lattices and the water outlet unit lattices to be sequentially communicated, at least one layer of filler for purifying water is arranged in the water purification unit lattices, and emergent aquatic plants are planted on the filler. In addition, through setting up a plurality of water purification unit check, can effectively increase the rivers length of sewage to effectively increase the dwell time of sewage, ensure that play water quality of water is stable and up to standard.
The box body is made of glass fiber reinforced plastic or carbon steel for convenient installation and molding. Not only is convenient for rapid forming and installation, but also meets the requirements of strength and rigidity, has better corrosion resistance and is beneficial to prolonging the service life.
In order to make the whole device more compact and smaller, the bottom of the box body is provided with three first through holes for passing through the vent pipe and/or two second through holes for passing through the air stripping return pipe. The installation and integration of the biochemical treatment unit and the artificial wetland unit are facilitated, and the structure of the whole device is more compact.
Compared with the prior art, use the utility model provides a pair of sewage treatment purifier has following beneficial effect:
1. this sewage treatment purifier, compact structure, area are little, effectively combine constructed wetland and sewage biochemical treatment technology, can guarantee the demand of microorganism to oxygen in the sewage treatment to effectively carry out degradation treatment to the organic matter in the sewage, can utilize constructed wetland to carry out further filtration and/or dephosphorization to sewage again, ensure that the water of going out is stable up to standard.
2. The sewage treatment and purification device can effectively overcome the defects in the prior art, has low energy consumption and fault rate and stable effluent reaching the standard, and is particularly suitable for occasions with limited wetland area, such as farmers in rural areas and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a sewage treatment and purification device provided in embodiment 1 of the present invention.
Fig. 2 is a top view of fig. 1.
Description of the drawings
The biochemical treatment device comprises a biochemical treatment unit 200, a tank body 201, a water inlet 202, a water outlet 203, a sealing plate 204, a water passing port 205, an anaerobic zone 206, an aerobic zone 207, a settling zone 208, biological fillers 209, an aeration pipe 210, a fan 211, an air stripping return pipe 212, a vent pipe 213 and a control cabinet 214
The artificial wetland unit 300, the box body 301, the partition plate 302, the communication port 303, the water inlet unit lattice 304, the first water purification unit lattice 305, the second water purification unit lattice 306, the water outlet unit lattice 307, the equipment unit lattice 308, the volcanic rock filler 309, the emergent aquatic plants 310 and the water outlet 311
The ground 400.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, the present embodiment provides a sewage treatment and purification apparatus, including a septic tank 100, a biochemical treatment unit 200, and an artificial wetland unit 300, wherein the septic tank 100 is communicated with a water inlet 202 of the biochemical treatment unit 200, a water outlet 203 of the biochemical treatment unit 200 is communicated with the artificial wetland unit 300, the artificial wetland unit 300 is provided with a water outlet 311, wherein the septic tank 100 is generally connected with a toilet (such as a toilet of a farmer) and is mainly used for separating feces and/or fermenting, the biochemical treatment unit 200 is used for degrading organic pollutants in sewage, and the artificial wetland unit 300 is used for filtering and/or removing phosphorus from sewage. In the embodiment, the artificial wetland and the sewage biochemical treatment process are effectively combined, so that the requirement of microorganisms for oxygen in sewage treatment can be met, organic matters in the sewage can be effectively degraded, the artificial wetland can be used for further filtering and/or removing phosphorus from the sewage, advanced treatment is realized, and the effluent is ensured to stably reach the standard; and this sewage treatment purifier, area is little, can effectively solve the not enough of prior art existence, is particularly useful for the restricted occasion of wetland area.
As shown in fig. 1 and 2, the septic tank 100 is provided with an overflow outlet, the overflow outlet is communicated with the water inlet 202 through the water inlet pipeline 101, and the height of the overflow outlet is greater than or equal to the height of the water outlet 311, so that the sewage in the septic tank 100 can overflow backwards under the action of self gravity, and thus the sewage can pass through the biochemical treatment unit 200 and the artificial wetland unit 300 one by one to achieve the micro-power automatic water purification function.
As shown in fig. 1 and 2, in order to save space, in this embodiment, the biochemical treatment unit 200 is disposed below the artificial wetland unit 300, that is, the artificial wetland unit 300 is disposed on the ground, and the biochemical treatment unit 200 is disposed below the ground, so that the space at the installation position can be utilized to the maximum extent, and the effluent quality can be ensured to reach the standard on the basis of minimizing the floor area.
In this embodiment, the biochemical treatment unit 200 mainly adopts an AO process (also called anaerobic-aerobic process) to perform biochemical treatment on sewage, and the biochemical treatment unit 200 has various embodiments, and preferably, the biochemical treatment unit 200 includes a tank 201 having an internal cavity, two sealing plates 204 are disposed in the tank 201, the sealing plates 204 are used for dividing the internal cavity into three regions, which are an anaerobic region 206, an aerobic region 207 and a settling region 208, respectively, the aerobic region 207 is disposed between the anaerobic region 206 and the settling region 208, the sealing plates 204 are provided with water outlets 205 for realizing communication between two adjacent regions, the water inlets 202 are communicated with the anaerobic region 206, the water outlets 203 are communicated with the settling region 208, and biological fillers 209 are disposed in the anaerobic region 206 and the aerobic region 207, respectively, the anaerobic zone 206 is used for carrying out phosphorus release reaction, generating anaerobic digestion and/or generating denitrification, the aerobic zone 207 is used for generating nitrification (nitrification), and the sedimentation tank is used for realizing sludge-water separation, namely sewage rises to the top through the gravity action of clear water in the sedimentation zone 208 and enters the artificial wetland unit 300 through the water outlet 203 arranged at the top; therefore, the AO process can be realized, organic matters in the sewage can be degraded, and the sewage treatment device has a certain denitrification and dephosphorization function and is more beneficial to sewage purification. In the present embodiment, the shape of the can 201 is not limited, and the can 201 may be preferably made of glass fiber reinforced plastic or carbon steel.
As shown in fig. 1 and 2, the bottom of the aerobic zone 207 is further provided with an aeration pipe 210, the aeration pipe 210 is communicated with a fan 211 through a pipeline, and the fan 211 is installed in the artificial wetland unit 300 and is used for supplying oxygen to aerobic microorganisms in sewage, so that the nitrification effect can be effectively improved; for the convenience of control, the fan 211 may preferably be an electromagnetic fan 211.
As shown in fig. 1 and 2, the sewage treatment and purification apparatus further includes a gas stripping return pipe 212, one end of the gas stripping return pipe 212 is disposed in the settling zone 208, the other end of the gas stripping return pipe 212 is communicated with the anaerobic zone 206, and the gas stripping return pipe 212 is configured to return a portion of sludge in the settling zone 208 to the anaerobic zone 206 in a gas manner. So as to be mixed with the sewage inputted from the water inlet 202, which is advantageous for enhancing the effect of the anti-digestion reaction.
It is understood that in this embodiment, one end of the gas stripping return pipe 212 may be directly connected to the anaerobic zone 206, or may be connected to the water inlet pipeline 101 through a tee joint; in this embodiment, in order to fully mix the returned sludge with the sewage, the sewage treatment and purification device further includes a pipeline mixer 102, the pipeline mixer 102 is connected in series to the water inlet pipeline 101, and one end of the gas stripping return pipe 212 is communicated with the pipeline mixer 102, the pipeline mixer 102 is used for mixing the delivered sewage with the returned sludge; the pipeline mixer 102 is a conventional product, and the pipeline mixer 102 can be used for fully mixing the delivered sewage with part of the sludge returned through the gas stripping return pipe 212, so that the anti-digestion reaction in the anaerobic zone 206 is more facilitated.
As shown in fig. 1 and 2, the sewage treatment and purification apparatus further includes three ventilation pipes 213, wherein the lower ends of the three ventilation pipes 213 are respectively communicated with the anaerobic zone 206, the aerobic zone 207 and the sedimentation zone 208, and the upper ends thereof respectively extend out of the artificial wetland unit 300 so as to discharge gases such as carbon dioxide generated in the biochemical treatment process.
In this embodiment, the artificial wetland unit 300 includes a tank 301 provided with a containing cavity, at least two partition plates 302 are provided in the tank 301, the partition plates 302 are used for dividing the containing cavity into a water inlet unit cell 304, a water outlet unit cell 307 and a plurality of water purification unit cells, the water inlet unit cell 304 is communicated with the water outlet 203, the water outlet 311 is communicated with the water outlet unit cell 307, the partition plates 302 are provided with communication ports 303, the communication ports 303 are used for enabling the water inlet unit cell 304, each water purification unit cell and the water outlet unit cell 307 to be sequentially communicated, so that sewage sequentially passes through the water inlet unit cell 304, each water purification unit cell and the water outlet unit cell 307 and is finally discharged through the water outlet 203; at least one layer of filler for purifying water is arranged in the water purification unit cell, and emergent aquatic plants 310 are planted on the filler; so that utilize the dual function of filler and emergent aquatic plant 310 to carry out further filtration and/or dephosphorization to sewage, realize advanced treatment, in addition, through setting up a plurality of water purification unit check, can effectively increase the rivers length of sewage to effectively increase the dwell time of sewage, ensure that play water quality of water is stable and up to standard.
It can be understood that the number and specific installation position of the partition boards 302 may be determined according to actual requirements, as an example, as shown in fig. 1 and 2, four partition boards 302 are arranged in the box body 301 to divide the accommodating cavity of the box body 301 into five regions, namely, a water inlet unit cell 304, a first water purification unit cell 305, a second water purification unit cell 306, a water outlet unit cell 307, and an equipment unit cell 308 for installing equipment, as shown in fig. 1 and 2, the bottom of the water inlet unit cell 304 is communicated with the water outlet 203 of the tank body 201, the water outlet 311 is communicated with the water outlet unit cell 307, the fan 211 and the control cabinet 214 (or called as an electrical cabinet) are respectively arranged in the equipment unit cell 308, multiple layers of fillers for purifying sewage are respectively arranged in the first water purification unit cell 305 and the second water purification unit cell 306 along the height direction, wherein the uppermost layer adopts volcanic rock filler 309, emergent aquatic plants 310 are planted in the volcanic rock filler 309, so that sewage can be further purified.
In this embodiment, the box 301 may be made of glass fiber reinforced plastic or carbon steel, which is convenient for rapid forming and installation, meets the requirements of strength and rigidity, has good corrosion resistance, and is beneficial to prolonging the service life.
In the sewage treatment and purification device provided by this embodiment, the bottom of the tank 301 is provided with three first through holes for passing through the ventilation pipe 213 and/or two second through holes for passing through the gas stripping return pipe 212, as shown in fig. 1 and 2, so that the ventilation pipe 213 and the gas stripping return pipe 212 are installed, which not only facilitates the installation and integration of the biochemical treatment unit 200 and the artificial wetland unit 300, but also facilitates the structure of the whole device to be more compact.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a sewage treatment purifier, its characterized in that includes septic tank, biochemical treatment unit and constructed wetland unit, wherein, the septic tank with biochemical treatment unit's water inlet is linked together, biochemical treatment unit's delivery port with constructed wetland unit is linked together, constructed wetland unit is provided with the outlet, wherein, the septic tank is used for separating excrement and/or fermentation, biochemical treatment unit is used for degrading the organic pollutant in the sewage, constructed wetland unit is used for filtering and/or dephosphorization to sewage.
2. The sewage treatment purification device according to claim 1, wherein the septic tank is provided with an overflow outlet which is communicated with the water inlet through a water inlet pipeline, and the height of the overflow outlet is greater than or equal to that of the water outlet.
3. The sewage treatment purification device according to claim 1, wherein the biochemical treatment unit is disposed below the artificial wetland unit.
4. The sewage treatment and purification device according to claim 2, wherein the biochemical treatment unit comprises a tank body provided with an internal cavity, two sealing plates are arranged in the tank body and used for dividing the internal cavity into three areas, namely an anaerobic area, an aerobic area and a sedimentation area, the aerobic area is arranged between the anaerobic area and the sedimentation area, the sealing plates are provided with water outlets for realizing the communication between the two adjacent areas, the water inlets are communicated with the anaerobic area, the water outlets are communicated with the sedimentation area, biological fillers are respectively arranged in the anaerobic area and the aerobic area, the anaerobic area is used for carrying out phosphorus release reaction, generating anaerobic digestion and/or generating denitrification, the aerobic area is used for generating nitrification, and the sedimentation tank is used for realizing sludge-water separation.
5. The sewage treatment and purification device according to claim 4, wherein the bottom of the aerobic zone is further provided with an aeration pipe, the aeration pipe is communicated with a fan through a pipeline, the fan is installed on the artificial wetland unit and is used for supplying oxygen to aerobic microorganisms in the sewage, and the fan is an electromagnetic fan.
6. The sewage treatment purification device according to claim 4, further comprising a gas stripping return pipe, wherein one end of the gas stripping return pipe is arranged in the settling zone, the other end of the gas stripping return pipe is communicated with the anaerobic zone, and the gas stripping return pipe is used for returning part of sludge in the settling zone to the anaerobic zone in a gas manner.
7. The sewage treatment purification apparatus of claim 6, further comprising a pipe mixer, wherein the pipe mixer is connected in series with the water inlet pipeline, and one end of the gas stripping return pipe is communicated with the pipe mixer, and the pipe mixer is used for mixing the delivered sewage with the returned sludge.
8. The sewage treatment and purification device according to claim 4, further comprising three ventilation pipes, wherein the lower ends of the three ventilation pipes are respectively communicated with the anaerobic zone, the aerobic zone and the sedimentation zone, and the upper ends of the three ventilation pipes respectively extend out of the artificial wetland unit.
9. The sewage treatment and purification device according to any one of claims 1 to 8, wherein the constructed wetland unit comprises a box body provided with a containing cavity, at least two partition plates are arranged in the box body and used for dividing the containing cavity into a water inlet unit lattice, a water outlet unit lattice and a plurality of water purification unit lattices, the water inlet unit lattice is communicated with the water outlet, the water outlet is communicated with the water outlet unit lattice, the partition plates are provided with communication ports, the communication ports are used for enabling the water inlet unit lattice, the water purification unit lattices and the water outlet unit lattices to be sequentially communicated, at least one layer of filler for purifying water is arranged in the water purification unit lattices, and emergent aquatic plants are planted on the filler.
10. The sewage treatment purification device of claim 9, wherein the tank is made of glass fiber reinforced plastic or carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020534274.XU CN212504215U (en) | 2020-04-13 | 2020-04-13 | Sewage treatment purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020534274.XU CN212504215U (en) | 2020-04-13 | 2020-04-13 | Sewage treatment purifier |
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| CN212504215U true CN212504215U (en) | 2021-02-09 |
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| CN202020534274.XU Active CN212504215U (en) | 2020-04-13 | 2020-04-13 | Sewage treatment purifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259363A (en) * | 2022-02-21 | 2022-11-01 | 上海市机电设计研究院有限公司 | Energy-saving backflow device capable of removing floating mud for sewage treatment sedimentation tank and operation method |
-
2020
- 2020-04-13 CN CN202020534274.XU patent/CN212504215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259363A (en) * | 2022-02-21 | 2022-11-01 | 上海市机电设计研究院有限公司 | Energy-saving backflow device capable of removing floating mud for sewage treatment sedimentation tank and operation method |
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