CN219807851U - Constructed wetland structure of biomass filter material - Google Patents
Constructed wetland structure of biomass filter material Download PDFInfo
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- CN219807851U CN219807851U CN202321360364.1U CN202321360364U CN219807851U CN 219807851 U CN219807851 U CN 219807851U CN 202321360364 U CN202321360364 U CN 202321360364U CN 219807851 U CN219807851 U CN 219807851U
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- 239000000463 material Substances 0.000 title claims abstract description 18
- 239000002028 Biomass Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000011049 filling Methods 0.000 claims abstract description 65
- 239000000945 filler Substances 0.000 claims abstract description 41
- 239000002245 particle Substances 0.000 claims abstract description 8
- 238000012856 packing Methods 0.000 claims description 52
- 238000004062 sedimentation Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 239000010865 sewage Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 18
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 description 16
- 241000196324 Embryophyta Species 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 239000002351 wastewater Substances 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 8
- 229910052698 phosphorus Inorganic materials 0.000 description 8
- 239000011574 phosphorus Substances 0.000 description 8
- 231100000719 pollutant Toxicity 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000010453 quartz Substances 0.000 description 5
- 230000012010 growth Effects 0.000 description 4
- 230000004060 metabolic process Effects 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- -1 organic matters Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000005842 biochemical reaction Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 240000008436 Ipomoea aquatica Species 0.000 description 1
- 235000019004 Ipomoea aquatica Nutrition 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008636 plant growth process Effects 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses an artificial wetland structure of a biomass filter material, which comprises a filling tank, wherein two sides of the filling tank are respectively provided with a water inlet and a water outlet, two sides of the filling tank are respectively provided with a first filling area and a second filling area, the water inlet is used for introducing water into the first filling area, and the water outlet is communicated with the filling tank through the second filling area; a plurality of gravel layers are arranged in the filling pool, and two ends of each gravel layer extend to the first filling area and the second filling area respectively; the particle gaps of the gravel layer are gradually reduced from bottom to top, the upper end of the gravel layer is provided with a filler module, the upper end of the filler module is opened, the side wall of the filler module is provided with a flow hole, and plants are cultivated in the filler module; it is desirable to improve the problems that the existing constructed wetland is susceptible to human activities and environmental influences, so that sewage treatment fluctuates frequently, and maintenance cost increases.
Description
Technical Field
The utility model relates to a sewage treatment design, in particular to an artificial wetland structure of a biomass filter material.
Background
The artificial wetland is a wastewater treatment technology based on an ecological system, and has the main effects of removing and converting pollutants such as organic matters, nitrogen, phosphorus and the like in wastewater by simulating hydrology, landform and ecological environment of the natural wetland and utilizing the special ecological functions of the wetland to carry out biological, physical and chemical treatment on the wastewater so as to achieve the aim of purifying water quality. Compared with the traditional wastewater treatment technology, the constructed wetland technology can increase ecological landscape, improve ecological environment and land utilization rate, and has low overall use cost.
The current constructed wetland is mainly used for urban sewage treatment and agricultural pollution discharge treatment, and because the use area of the constructed wetland is generally in the range of the human activity area, the constructed wetland can not be easily influenced by human activity although simulating the ecological environment and functions of the natural wetland, for example, the domestic garbage can damage the constructed wetland, thereby influencing the normal water flow state of the constructed wetland. Secondly, the treatment effect of the constructed wetland system is greatly influenced by environmental factors such as climate, season and the like, and conditions such as low temperature, drought and the like can influence plant growth and microorganism metabolism; the artificial wetland is required to be replaced seasonally according to the environmental conditions, and if not, the substrate utilization rate is reduced, so that the treatment effect is reduced. And further, the operation and maintenance cost of part of the constructed wetland is increased. Therefore, how to optimize the filling mode based on the existing constructed wetland sewage treatment system is worth researching.
Disclosure of Invention
The utility model aims to provide an artificial wetland structure of a biomass filter material, which aims to solve the problems that the existing artificial wetland is easily affected by human activities and environment, so that sewage treatment fluctuates frequently and the maintenance cost is increased.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the constructed wetland structure of the biomass filter material comprises a filling pool, wherein two sides of the filling pool are respectively provided with a water inlet and a water outlet, two sides of the filling pool are respectively provided with a first filling area and a second filling area, the water inlet is used for introducing water into the first filling area, and the water outlet is communicated with the filling pool through the second filling area; a plurality of gravel layers are arranged in the filling pool, and two ends of each gravel layer extend to the first filling area and the second filling area respectively; and the particle gaps of the gravel layer are gradually reduced from bottom to top, the upper end of the gravel layer is provided with a filler module, the upper end of the filler module is opened, the side wall of the filler module is provided with a flow hole, and plants are cultivated in the filler module.
Preferably, the packing module has a rectangular shape, the plurality of flow holes are provided in four side walls and a bottom of the packing module, and the flow holes are distributed in a row on each surface of the packing module.
The further technical scheme is that the flow holes are diamond-shaped, the outer wall of the packing module is provided with supporting ribs, and the supporting ribs and the flow holes are arranged in a staggered mode.
According to the technical scheme, the number of the supporting ribs is multiple, the supporting ribs are vertical to the outer wall of the packing module, and the supporting ribs encircle the four side walls of the packing module.
Preferably, the inner wall of the packing module is provided with a guide groove, the bottom of the guide groove is used for communicating the flow hole, and a concave opening is formed in the side face of the guide groove.
Preferably, an auxiliary tank is arranged on one side of the filling tank, a partition plate is arranged in the auxiliary tank, an adjusting cavity and a sedimentation cavity are respectively arranged on two sides of the partition plate, the water inlet is communicated with the sedimentation cavity, a water pump is arranged above the auxiliary tank, the input end of the water pump extends into the bottom of the adjusting cavity, and the output end of the water pump outputs to the sedimentation cavity.
Preferably, the first filler region and the second filler region are filled with cobbles and carbon blocks, respectively.
Preferably, a recess is provided at the bottom of the filling tank 1, a drain pipe is provided at the bottom of the recess, the upper end of the drain pipe is connected to the recess, a valve is provided on the drain pipe, and the recess is gradually inclined from two sides to the drain pipe.
Compared with the prior art, the utility model has the beneficial effects that at least one of the following is adopted:
according to the utility model, the water inlet and the water outlet are used for respectively inputting and outputting, and the filler module is used for directly replacing different plant types used alternately in dry and wet seasons, so that the seasonal maintenance cost is reduced. Through filling the gravel layer and can carry out multilayer filtration to reduce the gap density of gravel layer from the bottom up in proper order, thereby the effective void fraction of filler can correspond with hydraulic load, can make water smoothly flow under natural condition, and get rid of multiple pollutant through physics and biological action, improve the treatment effect, reach the purpose of purifying waste water. And the high-density gravel layer at the top can avoid the blockage of a wetland system at the bottom, the space at the bottom is enlarged, and suspended matters, microorganisms, organic pollutants and the like in the wastewater can be effectively removed, so that the treatment effect is improved, and the condition that the constructed wetland is influenced by environmental factors such as seasons, climates and the like is reduced. And the gravel layer filled at the top is in contact with the filler module, and the gap between particles below the filler module is small, so that plant root systems can be better reserved and maintained, plants are cultivated in the filler module, the plants can absorb pollutants and oxidation reduction, and the wastewater treatment effect is further improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic diagram of the structure of the packing module of the present utility model.
FIG. 3 is a schematic diagram of distribution of flow holes according to the present utility model.
FIG. 4 is a schematic view of the inner wall of the packing module of the present utility model.
FIG. 5 is a schematic view of a guide slot structure according to the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 and 2, an embodiment of the present utility model is an artificial wetland structure of a biomass filter material, which includes a filling tank 1, wherein two sides of the filling tank 1 are respectively provided with a water inlet 101 and a water outlet 102, the water inlet 101 and the water outlet 102 can adopt the same caliber, sewage is input through the water inlet 101, and sewage is output through the water outlet 102. The two sides of the filling pool 1 are respectively provided with a first filling area 2 and a second filling area 3, the water inlet 101 is used for introducing water into the first filling area 2, and the water outlet 102 is communicated with the filling pool 1 through the second filling area 3; the first packing region 2 and the second packing region 3 function identically. The first filling area 2 and the second filling area 3 filter organic matters and other pollutants in the wastewater through stacked biomass materials, so that the purposes of purifying and improving the water quality are achieved.
The first packing region 2 is primarily subjected to preliminary biological filtration and degradation, and by filling biological materials such as existing quartz stone, on the one hand, the first packing region 2 enables sewage to be adsorbed and decomposed to a certain extent, and on the other hand, the metabolism and decomposition of microorganisms in the first packing region 2 can convert pollutants such as organic matters, nitrogen, phosphorus and the like in the sewage into harmless substances, so as to purify the water quality. The specific method is as follows: when sewage passes through the first filling area 2 and contacts the quartz layer, microbial communities rich in the quartz layer act on pollutants such as organic matters, nitrogen and phosphorus in the water, so that the pollutants are degraded, decomposed and absorbed, and the aim of purifying is fulfilled. The gaps and the surface area of the quartz stone are very large, so that the growth of bacteria, microorganisms and the like is facilitated, and the decomposition and biodegradation processes of organic matters are accelerated.
Wherein the second packing region 3 is mainly located at the water outlet 102, the second packing region 3 is mainly filled with filtering substances, and the wastewater treated by the first packing region is further deeply treated and filtered by the packing of the second packing region 3; the filler of the second filler zone 3 can be quartz sand, fly ash, active carbon, ceramsite and the like, and the water quality is further improved through the biofilm reaction and the filtration effect formed by the second filler zone 3, so that the final emission standard is achieved.
A plurality of gravel layers 4 are arranged in the filling pool 1, and two ends of each gravel layer 4 extend to the first filling area 2 and the second filling area 3 respectively; the particle gaps of the gravel layer 4 are gradually reduced from bottom to top, wherein coarse particles of the gravel layer 4 with the water outlet 102 at the bottom are large, the aperture is large, impurities, suspended matters and the like of the large particles can be filtered, and the blocking and the energy consumption are avoided; the middle gravel layer has finer particles and better filtering effect; the gravel layer at the top has the thinnest particles and the smallest gaps, can remove microorganisms and organic pollutants in the wastewater, and is also beneficial to the well-grown bacterial groups.
The upper end of the gravel layer 4 is provided with a packing module 5, the upper end of the packing module 5 is opened, the side wall of the packing module 5 is provided with a flow hole 6, and plants are cultivated in the packing module 5.
The filler module 5 is formed by pressing existing lignite and fly ash, so that the filler module 5 has the function of a biological medium, the filler module 5 is matched with the gravel layer 4, the lignite in the filler module 5 has a good effect of removing phosphorus in a water body, and meanwhile, the effect of removing total phosphorus in the water body can be achieved by planting plants in planting holes.
The cultivated plants are all existing aquatic plants, and the cultivated plants in the filler module 5 mainly utilize plant growth to absorb water nutrient substances, provide a field for microorganism adhesion and improve oxygen necessary for microorganism life activities, so that the purifying effect of the system is improved. If the environmental allowance plants can be aquatic plants of existing value, the commercial value is expanded from the aspects of ornamental, edible and medicinal. Such as water spinach.
In another embodiment of the present utility model, as shown in fig. 3, the packing module 5 has a rectangular shape, the plurality of the flow holes 6 are provided on four sidewalls and a bottom of the packing module 5, and the flow holes 6 are distributed in a row on each surface of the packing module 5. The 4 sides of the packing module 5 are all provided with through holes 6 which are transversely penetrated, and the bottom of the packing module 5 is provided with through holes 6 which are vertically penetrated.
The packing module 5 is arranged into a rectangular block, and the four side walls and the bottom of the packing module 5 are provided with a plurality of flow holes 6, so that the speed and the efficiency of material exchange inside and outside the packing module 5 can be better increased, and meanwhile, the stability and the operation efficiency of the sewage treatment equipment can be improved.
The arrangement of the flow holes 6 in an array can promote the penetration of water flow and air flow, increase the transportation of oxygen and enable microorganisms in the filling module 5 to obtain sufficient oxygen supply, thereby accelerating the biochemical reaction speed. Secondly, the more the distribution of the circulation holes 6 is, the flow rate of sewage in the packing module 5 can be improved, the excessive ballasting of microorganisms in the packing module is prevented, and the possibility of excessive sedimentation and retention of the sewage in the packing module 5 is reduced.
Further, the flow holes 6 are diamond-shaped, the outer wall of the packing module 5 is provided with a supporting edge 7, and the supporting edge 7 and the flow holes 6 are arranged in a staggered manner. The main function of the ribs 7 is to avoid blocking the flow openings 6 of two adjacent packing modules 5.
Specifically, the side walls of two adjacent filler modules 5 are not in direct contact by the support ribs 7, so that the flow holes 6 have stable flow gaps on the premise of the dislocation arrangement of the support ribs 7. The number of the flow holes 6 is increased, the exchange rate and efficiency of water flow, air flow, organic matters and microorganisms in the filler module 5 are increased to a greater extent, the total surface area and the porosity of the filler are increased, and a larger receiving area can be better provided for wastewater treatment, so that a better treatment effect and a higher water quality purification degree are realized.
Further, the number of the ribs 7 is plural, the ribs 7 are vertical on the outer wall of the packing module 5, and the ribs 7 are around the four sidewalls of the packing module 5. Through the increase of the number of the branch edges 7, the corresponding relation among the packing modules 5 is not easy to change, the circulation holes 6 can be guaranteed to circulate efficiently, the corresponding fault rate is reduced, the reliability and the stability of the packing modules 5 are improved to a certain extent, and the surrounding arrangement of the branch edges 7 is beneficial to uniform water flow distribution and pressure balance of the packing modules 5.
Based on the above embodiment, referring to fig. 4 and 5, another embodiment of the present utility model is that, in order to reduce the risk of influence of plants on water flow in the filler module 5, the inner wall of the filler module 5 is provided with a guide groove 8, the bottom of the guide groove 8 is used for communicating with the flow hole 6, and a recess 9 is provided on the side surface of the guide groove 8.
Wherein the guide groove 8 can help to adjust the water flow distribution and flow velocity state in the packing module 5 on the inner wall of the packing module 5, thereby objectively reducing the risk of blockage interference in the plant growth process.
The side surface of the guide groove 8 is usually provided with a concave opening 9, when water flow is input and output in the filling module 5, the guide groove 8 can form a drainage function, so that the water flow can flow in and out of the filling module 5 conveniently, and the concave opening 9 is designed, so that the smooth and unobstructed water flow is facilitated; compared with the flow holes 6 for directly inputting and outputting water flow, the design of the guide grooves 8 and the concave openings 9 can enable the fluid to flow through the filler module 5 more irregularly, increase the randomness and uniformity of the water flow, and enable the oxygen to be conveyed more uniformly, thereby improving the biochemical reaction speed and the water quality purification efficiency.
Based on the above embodiment, referring to fig. 1, in another embodiment of the present utility model, an auxiliary tank 10 is provided on one side of the filling tank 1, a partition plate 11 is provided in the auxiliary tank 10, an adjusting chamber 12 and a settling chamber 13 are provided on two sides of the partition plate 11, the water inlet 101 is connected with the settling chamber 13, a water pump 14 is provided above the auxiliary tank 10, an input end of the water pump 14 extends into a bottom of the adjusting chamber 12, and an output end of the water pump 14 outputs to the settling chamber 13.
Wherein, the auxiliary tank 10 can adjust the hydraulic load, and the water pump 14 can quantitatively process the water according to the actual processing amount. The function of the adjusting chamber 12 is to primarily adjust and treat the sewage entering the auxiliary tank 10, so that the treated sewage is more suitable for entering the filling tank 1.
The area of the sedimentation cavity 13 is larger than that of the adjusting cavity 12, so that the concentration of suspended matters and plankton in sewage can be effectively reduced by the sedimentation cavity 13, the pressure and load in the filling tank 1 are reduced, and the treatment efficiency and stability of the filling tank 1 are improved.
Typically, a pump 14 is disposed in the conditioning chamber 12 to deliver conditioned sewage to the fill tank 1, and can be adjusted as needed to ensure that the throughput in the fill tank 1 meets the design throughput. And ensures the hydraulic load. Since the sewage is generally sewage primarily treated by the grating and the primary sedimentation tank, the sedimentation chamber 13 is arranged on one side of the partition plate 11 and can perform secondary sedimentation and clarification by gravity, so as to sediment and remove suspended matters and plankton in the sewage.
Based on the above embodiment, another embodiment of the present utility model is that the above first filler zone 2 and the second filler zone 3 are filled with cobbles and carbon blocks, respectively.
Wherein the cobblestones have good air and water permeability, so that the first packing region 2 can provide a good growing environment for microorganisms. When the wastewater passes through the cobble layer of the first filler zone 2, microorganisms grow on the cobble surface and in gaps, organic matters in the water are utilized to decompose and degrade the wastewater, and simultaneously, nutrient elements such as nitrogen, phosphorus and the like in the water are absorbed to promote the growth and the propagation of the microorganisms.
Secondly, compared with other similar quartz stone fillers, the cobble has smoother surface and smaller gaps, so the cobble can play a role in fixing the fillers, maintain the stability of the fillers, ensure that wastewater flows through the whole first filler region 2, increase the contact surface area of the first filler region 2, and improve the density of microorganism adhesion and the efficiency of pollutant degradation.
Wherein the carbon blocks have adsorption properties such that the second packing region 3 is capable of adsorbing some substances in the sewage which are difficult to remove, such as humic acid, polycyclic aromatic hydrocarbon and the like. Avoiding substances from affecting water to negatively affect subsequent treatment units. And reduces the indexes such as organic load, chromaticity and the like in water quality.
And secondly, the carbon block can also provide a biological attachment surface, promote the growth and propagation of microorganisms and enhance the functions and stability of microbial communities in the filter tank. And the existence of the carbon blocks in water can improve the dissolved oxygen of the water, promote the regulation of the oxidation-reduction balance of the water and reduce the oxygen supply limit of oxygen in the filter tank.
Specifically, microorganisms can form a biological film on the surface of the carbon block, micro-pores on the surface of the adsorption material are utilized for growth metabolism, substances such as nitrogen, phosphorus and the like in the wastewater are converted into organic matters through metabolism, and balance of trace elements in the water is maintained, so that the organic matters, the nitrogen, the phosphorus and the like in the water are rapidly degraded, the biological treatment effect is realized, and the biochemical purification capability of the filter is improved.
Based on the above embodiment, in another embodiment of the present utility model, a recess 15 is provided at the bottom of the filling tank 1, a drain pipe 16 is provided at the bottom of the recess 15, the upper end of the drain pipe 16 is connected to the recess 15, a valve is provided on the drain pipe 16, and the recess 15 is gradually inclined from two sides to the drain pipe 16.
The substances possibly settled in the filling tank 1 are collected uniformly by the concave portion 15 and released uniformly by the drain pipe 16. If necessary, the drain pipe 16 can also be used for injecting reagent into the filling tank 1 or for back flushing, so as to increase the gravel layer 4
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present utility model as broadly described. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is intended that such feature, structure, or characteristic be implemented within the scope of the utility model.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a constructed wetland structure of living beings filter material, includes fills pond (1), fill pond (1) both sides and be equipped with water inlet (101) and delivery port (102) respectively, its characterized in that: the two sides of the filling pool (1) are respectively provided with a first filling area (2) and a second filling area (3), the water inlet (101) is used for introducing water into the first filling area (2), and the water outlet (102) is communicated with the filling pool (1) through the second filling area (3); a plurality of gravel layers (4) are arranged in the filling pool (1), and two ends of each gravel layer (4) extend to the first filling area (2) and the second filling area (3) respectively; and the particle gap of the gravel layer (4) is gradually reduced from bottom to top, the upper end of the gravel layer (4) is provided with a filler module (5), the upper end of the filler module (5) is opened, the side wall of the filler module (5) is provided with a flow hole (6), and plants are cultivated in the filler module (5).
2. The constructed wetland structure of biomass filter material according to claim 1, wherein: the packing module (5) is rectangular, the number of the circulation holes (6) is multiple, the circulation holes (6) are arranged on the four side walls and the bottom of the packing module (5), and the circulation holes (6) are distributed in a whole row on each surface of the packing module (5).
3. The constructed wetland structure of biomass filter material according to claim 2, wherein: the circulation holes (6) are diamond-shaped, the outer wall of the packing module (5) is provided with supporting ribs (7), and the supporting ribs (7) and the circulation holes (6) are arranged in a staggered mode.
4. The constructed wetland structure of biomass filter material according to claim 3, wherein: the number of the supporting ribs (7) is multiple, the supporting ribs (7) are in a vertical state on the outer wall of the packing module (5), and the supporting ribs (7) encircle the four side walls of the packing module (5).
5. The constructed wetland structure of biomass filter material according to claim 1, wherein: the inner wall of the packing module (5) is provided with a guide groove (8), the bottom of the guide groove (8) is used for being communicated with the flow hole (6), and the side surface of the guide groove (8) is provided with a concave opening (9).
6. The constructed wetland structure of biomass filter material according to claim 1, wherein: the water filling tank is characterized in that an auxiliary tank (10) is arranged on one side of the filling tank (1), a partition plate (11) is arranged in the auxiliary tank (10), an adjusting cavity (12) and a sedimentation cavity (13) are respectively arranged on two sides of the partition plate (11), a water inlet (101) is communicated with the sedimentation cavity (13), a water pump (14) is arranged above the auxiliary tank (10), the input end of the water pump (14) stretches into the bottom of the adjusting cavity (12), and the output end of the water pump (14) outputs to the sedimentation cavity (13).
7. The constructed wetland structure of biomass filter material according to claim 1, wherein: the first filling area (2) and the second filling area (3) are respectively filled with cobbles and carbon blocks.
8. The constructed wetland structure of biomass filter material according to claim 1, wherein: the bottom of the filling tank (1) is provided with a concave part (15), the bottom of the concave part (15) is provided with a drain pipe (16), the upper end of the drain pipe (16) is communicated with the concave part (15), the drain pipe (16) is provided with a valve, and the concave part (15) is gradually inclined towards the drain pipe (16) from two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321360364.1U CN219807851U (en) | 2023-05-31 | 2023-05-31 | Constructed wetland structure of biomass filter material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321360364.1U CN219807851U (en) | 2023-05-31 | 2023-05-31 | Constructed wetland structure of biomass filter material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219807851U true CN219807851U (en) | 2023-10-10 |
Family
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Family Applications (1)
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| CN202321360364.1U Active CN219807851U (en) | 2023-05-31 | 2023-05-31 | Constructed wetland structure of biomass filter material |
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