CN214270377U - Artificial wetland pilot test system for removing phosphorus from aquaculture wastewater - Google Patents
Artificial wetland pilot test system for removing phosphorus from aquaculture wastewater Download PDFInfo
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- CN214270377U CN214270377U CN202023294702.5U CN202023294702U CN214270377U CN 214270377 U CN214270377 U CN 214270377U CN 202023294702 U CN202023294702 U CN 202023294702U CN 214270377 U CN214270377 U CN 214270377U
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Abstract
The utility model relates to an artificial wetland pilot system for removing phosphorus from aquaculture wastewater, which comprises a tank body, wherein an artificial wetland matrix layer is arranged inside the tank body, the upper end of the artificial wetland matrix layer is provided with a sewage distribution unit connected with a water inlet unit, and the artificial wetland matrix is provided with a matrix sampling unit; and a drainage unit is arranged on the side wall of the tank body. The water inlet unit conveys aquaculture wastewater to the sewage distribution unit, the sewage distribution unit conveys sewage to the artificial wetland substrate layer, the artificial wetland substrate layer is utilized to carry out dephosphorization treatment on the sewage, the substrate sampling unit is used for collecting treated samples so as to facilitate detection, and the drainage unit can be used for discharging the treated sewage. The utility model relates to a rationally, can carry out dephosphorization to aquaculture waste water and handle, effectively solve present aquaculture waste water phosphorus problem that generally exceeds standard, convenient operation simultaneously, the treatment effect is good.
Description
The technical field is as follows:
the utility model relates to an artificial wetland pilot scale system for aquaculture wastewater dephosphorization.
Background art:
china is the first aquaculture country in the world and accounts for more than 60% of the total amount of aquaculture aquatic products in the world. Meanwhile, the discharge amount of the aquaculture wastewater is rapidly increased, the discharge of the aquaculture wastewater with high living height becomes the focus of current pollution control and public attention, the accumulation and discharge of residual baits, metabolites of aquaculture objects and the like not only cause the pollution of aquaculture water bodies, influence the aquaculture quality and quality safety, but also cause the problems of eutrophication of peripheral water bodies and the like, and the management requirements of standard discharge and non-toxic discharge are continuously improved. Therefore, the method has important ecological and production significance for establishing the aquaculture wastewater treatment system which is low in operation cost, simple and convenient to operate and environment-friendly by searching for a high-efficiency aquaculture wastewater treatment technology.
The utility model has the following contents:
the utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model aims to solve the technical problem that a constructed wetland pilot scale system for aquaculture waste water dephosphorization is provided.
In order to realize the purpose, the utility model discloses a technical scheme is: an artificial wetland pilot test system for removing phosphorus from aquaculture wastewater comprises a tank body, wherein an artificial wetland matrix layer is arranged inside the tank body, a sewage distribution unit connected with a water inlet unit is arranged at the upper end of the artificial wetland matrix layer, and a matrix sampling unit is arranged on the artificial wetland matrix layer; and a drainage unit is arranged on the side wall of the tank body.
Furthermore, the artificial wetland substrate layer comprises a medical stone layer, a first zeolite layer, a second zeolite layer and a gravel layer which are sequentially arranged from top to bottom, the particle size of the first zeolite layer is smaller than that of the second zeolite layer, and wetland plants are planted on the medical stone layer.
Furthermore, the sewage water distribution unit comprises a water distribution pipe which is horizontally embedded in the medical stone layer, and a plurality of water distribution holes are uniformly formed in the side wall of the lower end of the water distribution pipe.
Further, the water inlet unit comprises a water inlet pipe, one end of the water inlet pipe is connected with the distribution tank through a water pump, the other end of the water inlet pipe is communicated with the middle of the upper end of the distribution pipe, and a water inlet control valve and a flowmeter are sequentially installed on the water inlet pipe along the conveying direction of water.
Further, the drainage unit includes a plurality of collector pipes that down set up the level in proper order from last, and the one end of a plurality of collector pipes is passed the lateral wall of cell body and is stretched into the inside of cell body, the other end and the drain pipe of a vertical setting and be linked together, and every collector pipe is located the inside one end week lateral wall of cell body and is equipped with a plurality of evenly distributed's first water hole of crossing.
Furthermore, the lower end of the drain pipe is provided with a drain outlet and a sampling port; the upper sides of the water collecting pipes are provided with overflow pipes connected with the tank body, and the overflow pipes are communicated with the drain pipes.
Furthermore, gravel is filled outside one end of the plurality of water collecting pipes positioned in the tank body.
Further, matrix sampling unit includes that a plurality of vertical fixed pipes of establishing on constructed wetland matrix layer of inserting, two upper and lower of fixed pipe have an opening, and a plurality of seconds are crossed the water hole evenly seted up to the pipe wall of fixed pipe, and every inside of fixed pipe is inserted and is equipped with the lower extreme and seal, the upper end has open-ended sampling pipe, the water hole is crossed to a plurality of third evenly seted up to the pipe wall of sampling pipe, and the height that highly is higher than constructed wetland matrix layer and fixed pipe of sampling pipe.
Furthermore, a water outlet is formed in the middle of the bottom surface of the pool body, and the water outlet is connected with a water outlet pipe.
Compared with the prior art, the utility model discloses following effect has: the utility model relates to a rationally, can carry out dephosphorization to aquaculture waste water and handle, effectively solve present aquaculture waste water phosphorus problem that generally exceeds standard, convenient operation simultaneously, the treatment effect is good.
Description of the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, the utility model relates to an artificial wetland pilot system for removing phosphorus from aquaculture wastewater, which comprises a tank body 1, wherein an artificial wetland matrix layer 2 is arranged inside the tank body 1, a sewage distribution unit 4 connected with a water inlet unit 3 is arranged at the upper end of the artificial wetland matrix layer 2, and a matrix sampling unit 5 is arranged on the artificial wetland matrix layer 2; and a drainage unit 27 is arranged on the side wall of the tank body 1. The water inlet unit 3 conveys aquaculture wastewater to the sewage water distribution unit 4, the sewage water distribution unit 4 conveys sewage to the artificial wetland substrate layer 2, the artificial wetland substrate layer 2 is utilized to carry out dephosphorization treatment on the sewage, the substrate sampling unit 5 is used for collecting a treated sample so as to facilitate detection, and the drainage unit can be used for discharging the treated sewage.
In this embodiment, the artificial wetland substrate layer 2 includes a medical stone layer 6, a first zeolite layer 7, a second zeolite layer 8 and a gravel layer 9 which are arranged in sequence from top to bottom, the particle size of the first zeolite layer 7 is smaller than that of the second zeolite layer 8, and wetland plants 10 are planted on the medical stone layer 6. Superior foodSelecting environment-friendly indigenous plant-hippocampus japonicus as wetland plant with high temperature resistance, drought resistance, salt resistance and better water quality purification effect, wherein the planting density of the hippocampus japonicus is 40 plants/m2。
In this example, the total height of the artificial wetland substrate layer 2 was 65 cm, the height of the medical stone layer 6 was 10 cm, the height of the first zeolite layer 7 was 30 cm and the particle size was 0.9 to 1.6 cm, the height of the second zeolite layer 8 was 20 cm and the particle size was 1.6 to 3 cm, the height of the gravel layer 9 was 5 cm, and the ratio of the medical stone layer, the first zeolite layer, the second zeolite layer, and the gravel layer was 1: 3: 2: 0.5; the water distribution unit is buried in the position of 62.5 cm of the artificial wetland substrate layer.
In this embodiment, the sewage distribution unit 4 includes a water distribution 11 pipe horizontally embedded in the medical stone layer 6, and a plurality of water distribution holes are uniformly formed in the lower side wall of the water distribution pipe 11, so that the sewage flows downwards to the artificial wetland substrate layer.
In this embodiment, the water inlet unit 3 includes a water inlet pipe 14 having one end connected to the distribution tank 13 through a water pump 12, the other end of the water inlet pipe 14 is communicated with the middle of the upper end of the water distribution pipe 11, and a water inlet control valve 15 and a flow meter 16 are sequentially installed on the water inlet pipe 14 along the water conveying direction.
In this embodiment, drainage unit 27 includes three collector pipes 17 that down level in proper order set up from last, and the one end of three collector pipes 17 is passed the lateral wall of cell body 1 and is stretched into the inside of cell body 1, the other end is linked together with the drain pipe 18 of a vertical setting, and every collector pipe 17 is located the inside one end week lateral wall of cell body 1 and is equipped with a plurality of evenly distributed's the first hole of crossing. Water in the artificial wetland substrate layer 2 enters the water collecting pipe through the first water through holes and then flows into the drainage pipe along the water collecting pipe.
In this embodiment, the lower end of the drainage pipe 18 is provided with a drainage port 19 and a sampling port 20, the drainage port 19 is perpendicular to the sampling port 20, the drainage port is used for drainage, and the sampling port is used for sampling.
In this embodiment, overflow pipes 21 connected to the tank body 1 are provided on the upper sides of the three water collecting pipes 17, the overflow pipes 21 are communicated with the water discharging pipe 18, and the overflow pipes are used for controlling the water surface height of the whole system.
Preferably, the three water collecting pipes 17 are a first water collecting pipe 171, a second water collecting pipe 172 and a third water collecting pipe 173 from top to bottom in sequence, and the first water collecting pipe, the second water collecting pipe and the third water collecting pipe are respectively located at positions of 0 cm, 25 cm and 50 cm of the tank body and are used for sample collection and drainage; the overflow pipe is positioned at the position of 60 cm of the tank body.
In this embodiment, gravel 22 is filled outside one end of the three water collecting pipes 17 located inside the tank body 1, so as to prevent the water collecting pipes from being blocked.
In this embodiment, matrix sampling unit 5 includes that a plurality of vertical fixed pipes 23 of establishing at constructed wetland matrix layer 2 of inserting, two upper and lower of fixed pipe 23 have an opening, and a plurality of second water holes of crossing have evenly been seted up to the pipe wall of fixed pipe 23, and every inside of fixed pipe 23 is inserted and is equipped with that the lower extreme seals, the upper end has open-ended sampling pipe 24, a plurality of third water holes of crossing have evenly been seted up to the pipe wall of sampling pipe 24, and sampling pipe 24 highly is higher than constructed wetland matrix layer 2 and fixed pipe 23's height, can conveniently gather the sample through the sampling pipe, can realize gathering different section matrixes simultaneously for get rid of effect mechanism research. Preferably, the aperture of the second water through hole and the third water through hole is 1 cm.
In this embodiment, a large-aperture water outlet is formed in the middle of the bottom surface of the tank body 1, and the water outlet is connected with a water outlet pipe 25 for emptying, discharging sludge and backwashing of the system.
In this embodiment, the first water collecting pipe, the second water collecting pipe, the third water collecting pipe, the water discharging pipe, the sampling port, the water discharging port and the water discharging pipe are respectively and independently provided with a control valve 26 for controlling the water discharging flow.
In this embodiment, the tank body 1 is a circular tank body made of glass fiber reinforced plastic with a diameter of 80 cm and a height of 80 cm.
The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (9)
1. A constructed wetland pilot test system for removing phosphorus from aquaculture wastewater is characterized in that: the artificial wetland sewage treatment device comprises a pool body, wherein an artificial wetland matrix layer is arranged in the pool body, a sewage distribution unit connected with a water inlet unit is arranged at the upper end of the artificial wetland matrix layer, and a matrix sampling unit is arranged on the artificial wetland matrix layer; and a drainage unit is arranged on the side wall of the tank body.
2. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 1, wherein: the artificial wetland substrate layer comprises a medical stone layer, a first zeolite layer, a second zeolite layer and a gravel layer which are sequentially arranged from top to bottom, the particle size of the first zeolite layer is smaller than that of the second zeolite layer, and wetland plants are planted on the medical stone layer.
3. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 2, wherein: the sewage water distribution unit comprises a water distribution pipe horizontally embedded in the medical stone layer, and a plurality of water distribution holes are uniformly formed in the side wall of the lower end of the water distribution pipe.
4. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 3, wherein: the water inlet unit comprises a water inlet pipe, one end of the water inlet pipe is connected with the distribution tank through a water pump, the other end of the water inlet pipe is communicated with the middle of the upper end of the water distribution pipe, and a water inlet control valve and a flowmeter are sequentially installed on the water inlet pipe along the water conveying direction.
5. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 1, wherein: the drainage unit includes a plurality of collector pipes that down set up the level in proper order from last, and the one end of a plurality of collector pipes is passed the lateral wall of cell body and is stretched into the inside of cell body, the other end and the drain pipe of a vertical setting and be linked together, and every collector pipe lies in that the lateral wall of one end of cell body inside is equipped with a plurality of evenly distributed's first water hole of crossing.
6. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 5, wherein: the lower end of the drain pipe is provided with a water outlet and a sampling port; the upper sides of the water collecting pipes are provided with overflow pipes connected with the tank body, and the overflow pipes are communicated with the drain pipes.
7. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 5, wherein: gravel is filled outside one end of the plurality of water collecting pipes positioned in the tank body.
8. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 1, wherein: matrix sampling unit includes that a plurality of are vertical inserts the fixed pipe of establishing at constructed wetland matrix layer, two upper and lower of fixed pipe have the opening, and the pipe wall of fixed pipe has evenly seted up a plurality of seconds and has crossed the water hole, and the inside of every fixed pipe is inserted and is equipped with the lower extreme and seal, the upper end has open-ended sampling pipe, the pipe wall of sampling pipe has evenly seted up a plurality of third and has crossed the water hole, and the height that highly is higher than constructed wetland matrix layer and fixed pipe of sampling pipe.
9. The artificial wetland pilot test system for removing phosphorus from aquaculture wastewater as recited in claim 1, wherein: the middle part of the bottom surface of the tank body is provided with a water outlet, and the water outlet is connected with a water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023294702.5U CN214270377U (en) | 2020-12-31 | 2020-12-31 | Artificial wetland pilot test system for removing phosphorus from aquaculture wastewater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023294702.5U CN214270377U (en) | 2020-12-31 | 2020-12-31 | Artificial wetland pilot test system for removing phosphorus from aquaculture wastewater |
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| CN214270377U true CN214270377U (en) | 2021-09-24 |
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| CN202023294702.5U Active CN214270377U (en) | 2020-12-31 | 2020-12-31 | Artificial wetland pilot test system for removing phosphorus from aquaculture wastewater |
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