Ecological intelligent module combined water quality purification device

Abstract

The utility model discloses an ecological intelligent module combined water quality purification device which comprises a purification base body, a solar photovoltaic power generation unit, an aeration unit, a water distribution unit, an aquatic plant unit and a filler unit, and the aquatic plant unit and the filler unit are vertically arranged in the purification base body. The aeration unit is connected with the aquatic plant unit and the filler unit and extends out of the purification base body, the solar photovoltaic power generation unit is connected to the top of the aeration unit, and the water distribution unit is inserted into the aquatic plant unit and the filler unit. According to the ecological intelligent module combined water quality purification device, an aquatic plant purification system is simplified and modularized, and subsequent operation and maintenance are facilitated. Meanwhile, a solar electrode plate is introduced to supply power to the intelligent aerator, so that the operation cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of river and lake water pollution control, and in particular to an ecological intelligent modular combined water purification device. Background Art

[0002] With the rapid economic development and the substantial increase in population, a large amount of pollutants such as nitrogen, phosphorus, and organic matter are discharged into surface water bodies. Water pollution endangers human health and the sustainable development of the ecosystem, and it is urgent to properly treat polluted water bodies. Aquatic plant remediation is a nature-based solution that uses the ability of large plants to absorb, isolate, and degrade pollutants to treat polluted waters efficiently and in a multi-target manner. At the same time, aquatic plants release oxygen through photosynthesis, increasing the oxygen content in the water to improve the water environment. However, aquatic plants currently have practical problems such as large water purification projects, high labor costs, complex operations, and difficult operation and maintenance. Utility Model Content

[0003] The purpose of the utility model is to provide an ecological intelligent modular combined water purification device, which is configured with a variety of aquatic plants to improve the efficiency and stability of aquatic plants in purifying water and reduce labor costs.

[0004] In order to achieve the above-mentioned purpose, the ecological intelligent modular combined water purification device of the utility model includes a purification matrix, a solar photovoltaic power generation unit, an aeration unit, a water distribution unit, an aquatic plant unit and a filler unit, wherein the aquatic plant unit and the filler unit are arranged up and down in the purification matrix, the aeration unit is connected to the aquatic plant unit and the filler unit and extends above the purification matrix, the solar photovoltaic power generation unit is connected to the top of the aeration unit, and the water distribution unit is inserted into the aquatic plant unit and the filler unit.

[0005] In one embodiment of the above-mentioned eco-intelligent modular combined water purification device, it also includes a unit interlocking unit connected to the outside of the purification matrix.

[0006] In one embodiment of the above-mentioned eco-intelligent modular combined water purification device, the purification base is rectangular, and the unit interlocking units are connected to two opposite sides of the purification base.

[0007] In one embodiment of the above-mentioned eco-smart modular combined water purification device, there are multiple purification devices, and the purification bases of the multiple purification devices are connected into one through the unit interlocking unit.

[0008] In one embodiment of the above-mentioned eco-intelligent modular combined water purification device, the solar photovoltaic power generation unit includes a photovoltaic panel, a battery module and an automatic control module connected in sequence, and the automatic control module is connected to the aeration unit.

[0009] In one embodiment of the above-mentioned ecological intelligent modular combined water purification device, the aeration unit includes an aerator, an aeration pipe and a ventilation pipe, the upper part of the aerator is connected to the automatic control module, the lower part of the aerator is connected to the aeration pipe, and the aeration pipe and the ventilation pipe are inserted into the aquatic plant unit and the filler unit.

[0010] In one embodiment of the above-mentioned eco-intelligent modular combined water purification device, the water distribution unit includes a first direction water pipe and a second direction water pipe, and the first direction water pipe and the second direction water pipe are respectively arranged horizontally in the aquatic plant unit and the filler unit.

[0011] In one embodiment of the above-mentioned eco-smart modular combined water purification device, the ends of the first-direction water pipe and the second-direction water pipe respectively have a docking structure.

[0012] In one embodiment of the above-mentioned eco-smart modular combined water purification device, the filler unit includes a fine gravel filter layer, a coarse gravel filter layer, a zeolite filter layer and a pebble filter layer which are sequentially arranged up and down.

[0013] In one embodiment of the above-mentioned eco-intelligent modular combined water purification device, it also includes a lifting buckle connected to the purification base.

[0014] The utility model of ecological intelligent modular combined water purification device simplifies and modularizes the aquatic plant purification system, which is convenient for subsequent operation and maintenance. At the same time, solar electrode panels are introduced to power the aerator to reduce operating costs.

[0015] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments, but is not intended to limit the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the ecological intelligent modular combined water purification device of the utility model;

[0017] Figure 2 This is a structural elevation diagram of the ecological intelligent modular combined water purification device of the utility model;

[0018] Figure 3 It is a schematic diagram of the combination of the ecological intelligent modular combined water purification device of the utility model;

[0019] Figure 4It is a schematic diagram of the arrangement of water pipes of the ecological intelligent modular combined water purification device of the utility model;

[0020] Figure 5 This is a diagram showing the purification effect of a polluted river when four different plant configurations are combined in an ecologically intelligent modular combined water purification device in an example of the utility model.

[0021] Among them, the reference numerals

[0022] 1: Eco-intelligent modular water purification device

[0023] 100: Purify the matrix

[0024] 200: Solar photovoltaic power generation unit

[0025] 210: Photovoltaic panels

[0026] 220: Battery module

[0027] 230: Automatic control module

[0028] 300: Aeration unit

[0029] 310: Aerator

[0030] 320: Aeration pipe

[0031] 330: Ventilation tube

[0032] 400: Water distribution unit

[0033] 410: Water pipe in the first direction

[0034] 420: Second direction water pipe

[0035] 500: Aquatic Plants Unit

[0036] 600: Packing unit

[0037] 610: Fine gravel filter layer

[0038] 620: Coarse gravel filter layer

[0039] 630: Zeolite filter layer

[0040] 640: Pebble filter layer

[0041] 700: Unit interlocking unit

[0042] 800: Lifting buckle DETAILED DESCRIPTION

[0043] The technical solution of the utility model is described in detail below in conjunction with the accompanying drawings and specific embodiments to further understand the purpose, solution and effect of the utility model, but it is not intended to limit the scope of protection of the claims attached to the utility model.

[0044] References in the specification to "an embodiment", "another embodiment", "this embodiment", etc., mean that the described embodiment may include specific features, structures or characteristics, but not every embodiment must include these specific features, structures or characteristics. In addition, such expressions do not refer to the same embodiment. Further, when describing specific features, structures or characteristics in conjunction with an embodiment, whether or not there is an explicit description, it has been shown that it is within the knowledge of those skilled in the art to combine such features, structures or characteristics into other embodiments.

[0045] Certain words are used in the specification and subsequent claims to refer to specific components or parts. It should be understood by those of ordinary skill in the art that technical users or manufacturers may refer to the same component or part by different nouns or terms. This specification and subsequent claims do not use differences in names as a way to distinguish components or parts, but rather use differences in functions of components or parts as the criteria for distinction. The words "include" and "comprising" mentioned throughout the specification and subsequent claims are open-ended terms and should be interpreted as "including but not limited to". In addition, the word "connected" herein includes any direct and indirect means of connection.

[0046] It should be noted that in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. For the sake of clarity, the order terms "first", "second", "third", "fourth" and the like mentioned herein are used to distinguish an element, region, or part from another identical or similar element, region, or part, rather than to limit a specific element, region, or part.

[0047] like Figure 1 and Figure 2As shown, the eco-intelligent modular combined water purification device 1 of the utility model comprises a purification matrix 100, a solar photovoltaic power generation unit 200, an aeration unit 300, a water distribution unit 400, an aquatic plant unit 500 and a filler unit 600. The aquatic plant unit 500 and the filler unit 600 are arranged up and down in the purification matrix 100, the aeration unit 300 connects the aquatic plant unit 500 and the filler unit 600 and extends above the purification matrix 100, the solar photovoltaic power generation unit 200 is connected to the top of the aeration unit 300, and the water distribution unit 400 is inserted in the aquatic plant unit 500 and the filler unit 600.

[0048] Through the above settings, the utility model simplifies and modularizes the aquatic plant purification system, which is convenient for subsequent operation and maintenance. The utility model can be applied to eutrophic water purification, sewage treatment plant tailwater quality improvement, artificial wetland purification, river ecological restoration, and efficiently remove nitrogen, phosphorus and organic pollutants in polluted water, solving the practical problems of large existing water purification projects, high labor costs, complex operations, and difficult operation and maintenance.

[0049] The eco-intelligent modular combined water purification device 1 of the present invention further includes a unit interlocking unit 700, which is connected to the outside of the purification base 100. Through the arrangement of the unit interlocking unit 700, multiple eco-intelligent modular combined water purification devices 1 can be combined to form a water purification system of various grades such as small, medium, and large.

[0050] In the present invention, the purification base 100 is, for example, rectangular, and the unit interlocking unit 700 is connected to two opposite sides of the purification base 100. Figure 3 As shown, the eco-smart modular water purification device 1 of the utility model is multiple, and adjacent eco-smart modular water purification devices 1 are combined through unit interlocking units 700 to form water purification systems of different specifications. Among them, the unit interlocking unit 700 adopts a buckle structure, which is simple in structure and easy to use.

[0051] In one embodiment of the present invention, the purification substrate 100 is, for example, a stainless steel rectangular parallelepiped structure with a stainless steel wire mesh attached thereto, and the size may be, for example, 1000 mm long, 1000 mm wide, and 1300 mm high. Of course, this is only an example, and the present invention does not limit the shape and size of the purification substrate 100.

[0052] like Figure 1 and Figure 2As shown, the solar photovoltaic power generation unit 200 of the eco-smart modular combined water purification device 1 of the present invention includes a photovoltaic panel 210, a battery module 220 and an automatic control module 230 connected in sequence, wherein the automatic control module 230 is connected to the aeration unit 300.

[0053] The aeration unit 300 includes an aerator 310, an aeration pipe 320 and a ventilation pipe 330. The upper part of the aerator 310 is connected to the automatic control module 230 of the solar photovoltaic power generation unit 200, and the lower part of the aerator 310 is connected to the aeration pipe 320. The aeration pipe 320 and the ventilation pipe 330 are inserted into the aquatic plant unit 500 and the filler unit 600. The aeration pipe 320 is, for example, a PVC pipe with a diameter of 30 mm, which is vertically inserted into the aquatic plant unit 500 and the filler unit 600.

[0054] The automatic control module 230 of the solar photovoltaic power generation unit 200 is connected to the aerator 310 of the aeration unit 300. The photovoltaic panel 210 generates direct current, which is converted into alternating current by the automatic control module 230 and drives and controls the aerator 310 to intermittently aerate the wetland. The automatic control module 230 can be connected to the intelligent terminal through a wireless network, and each module can be controlled through the terminal, and the status of the module can be displayed in real time and operation control can be performed.

[0055] The utility model adopts a solar photovoltaic power generation unit 200 to power an aeration unit 300, which effectively reduces the operating cost of the artificial wetland and implements the concept of low-carbon energy consumption. The aeration unit 300 can effectively solve the problem of insufficient dissolved oxygen in the artificial wetland, improve the activity of microorganisms in the system, ensure the smooth progress of the nitrification reaction, and help remove ammonia nitrogen in polluted water.

[0056] like Figure 4 As shown, the water distribution unit 400 includes a first direction water pipe 410 and a second direction water pipe 420, and the first direction water pipe 410 and the second direction water pipe 420 are respectively arranged transversely in the aquatic plant unit 500 and the filler unit 600. For example, the first direction water pipe 410 extends along the X direction, and the second direction water pipe 420 extends along the Y direction. The utility model ensures uniform water distribution in the wetland by setting the first direction water pipe 410 and the second direction water pipe 420.

[0057] In the illustrated embodiment, the first direction water pipe 410 and the first direction water pipe 410 are respectively three PVC water pipes with a diameter of 50 mm. The water pipe bodies are evenly arrayed with φ5 water-permeable holes and are horizontally arranged in the aquatic plant unit 500 and the filler unit 600.

[0058] Among them, the ends of the first direction water pipe 410 and the second direction water pipe 420 respectively have docking structures. When the ecological and intelligent modular combined water purification device 1 of the utility model is connected in multiple phases, the first direction water pipe 410 and the second direction water pipe 420 of the adjacent purification devices are connected through the docking structure to complete the overall water circulation.

[0059] In the utility model, Figure 1 and Figure 2 As shown, the aquatic plant unit 500 is located in the planting filter layer on the upper layer of the purification matrix 100. The planting soil thickness in the planting filter layer is, for example, 300 mm, and a 1.5 mm thick mesh partition (mesh array φ5 mm) is provided to separate it from the filler unit 600 below. The aquatic plants are, for example, a combination of emergent plants + floating leaf plants + submerged plants.

[0060] The packing unit 600 includes a fine gravel filter layer 610, a coarse gravel filter layer 620, a zeolite filter layer 630 and a pebble filter layer 640 which are arranged in sequence from top to bottom. The pebble filter layer 640 can be provided with 20-25 mm pebbles and can be 250 mm thick; the zeolite filter layer 630 can be provided with 15-20 mm zeolites and can be 250 mm thick; the coarse gravel filter layer 620 can be provided with 10-15 mm coarse gravels and can be 200 mm thick; the fine gravel filter layer 610 can be provided with 8-10 mm fine gravels and can be 150 mm thick. A 1.5 mm thick mesh partition (mesh array φ5 mm) is arranged between the layers.

[0061] The first direction water pipe 410 and the first direction water pipe 410 are respectively arranged in the planting filter layer where the aquatic plant unit 500 is located, and the fine gravel filter layer 610, the coarse gravel filter layer 620, the zeolite filter layer 630, and the pebble filter layer 640.

[0062] The eco-smart modular water purification device 1 of the utility model further comprises a lifting buckle 800 connected to the purification base 100, and the lifting buckle 800 is, for example, arranged at the four ends of the purification base 100. When the wetland is blocked, the blocked module can be lifted out by the lifting buckle 800 and replaced with a new module without affecting the effect of the surrounding modules, thereby ensuring that a certain water purification effect can be maintained during the module replacement process.

[0063] The eco-friendly intelligent modular combined water purification device 1 of the present invention can be produced in a modular unit, and after being processed in the factory, it can be transported to the project site for installation, and can immediately carry out effective water purification. It is easy to operate, green and environmentally friendly, highly ornamental, and has wide promotion value.

[0064] The eco-intelligent modular combined water purification device 1 of the utility model is assembled and placed in an artificial wetland. The river water is drained into the artificial wetland through a submersible pump or its own weight for purification. The wetland blockage problem can be solved by replacing the eco-intelligent modular combined water purification device of the smallest wetland unit, and the aquatic plant purification system can be simplified and modularized to facilitate subsequent operation and maintenance.

[0065] The following are specific embodiments of the application of the present utility model.

[0066] For the natural river water body at the experimental site (initial water quality: COD Cr =34.0mg / L, TN=4.3mg / L, NH 4 +-N=2.5mg / L,TP=0.13mg / L), and carried out outdoor purification tests (for 30 days) with four groups of different plant combinations using the eco-intelligent modular combined water purification device 1. The structure of the eco-intelligent modular combined water purification device 1 is shown in Figure 1 As shown. The experimental body is made of fiberglass, and is built with four of the above-mentioned ecological intelligent modular combined water purification devices 1. The devices are made of stainless steel, and the specifications are 1000mm long, 1000mm wide, and 1300mm high. There are four groups in total, which are set up in an outdoor space by the river. Each experimental body has three sampling ports reserved at different positions at the top, middle, and bottom. The aeration unit 300 is vertically arranged in the aquatic plant unit 500 and the filler unit 600. The aquatic plants 500 are planted with adult seedlings of emergent plants, floating plants, and submerged plants from the outside to the inside. The 10 screened aquatic plants are combined and divided into the following four groups (Table 1). The planting soil thickness is set to 300mm. The filler unit 600 is arranged from bottom to top as follows: of pebbles, thickness 250mm; Zeolite, thickness is 250mm; of coarse gravel, 200 mm thick; The fine gravel is 150mm thick, and a 1.5mm thick mesh partition (mesh array φ5mm) is set between the layers. The water distribution unit 400 includes 3 φ50mm PVC water pipes in the horizontal and vertical directions. The water pipe body is evenly arranged with φ5 water permeable holes in an array, which are horizontally arranged in the planting filter layer, the coarse gravel filter layer of the packing unit, the zeolite filter layer and the pebble filter layer. The two ends of the water pipe are provided with docking ports to form a connection with the water pipes in the surrounding unit modules. The river water is drained into the experimental device through a submersible pump, and the water comes from the same location of the same river.

[0067] Among them, the plant planting conditions of the four ecological intelligent modular combined water purification devices 1 are shown in Table 1 below.

[0068] Table 1 Planting conditions of each group

[0069]

[0070] At 10:00 a.m. on the 1st, 3rd, 6th, 9th, 11th, 16th, 21st, 26th and 30th day, 100 mL of water samples were collected at 5, 10 and 15 cm below the water surface, mixed evenly and used for water quality monitoring. To replenish the water consumed by evaporation, plant absorption and sampling, pure water was slowly added to each group of pools every 5 days to keep the water level constant. A monitoring point was set for each pool. There were four results data each time. Photos of the four pools were taken and archived each time. Aeration was set every four hours through remote control, and each time was 10 minutes.

[0071] Main index determination: The water purification experiment mainly determines total nitrogen (TN), ammonia nitrogen (NH 4 +-N), total phosphorus (TP), chemical oxygen demand (COD Cr) 4 water quality indicators. The experimental hydraulic retention time (HRT) is 30 days. The experimental results are as follows Figure 5 After 30 days of purification experiment, the TN and NH 4 +-N, TP, COD Cr All four water quality indicators can meet the Class IV water discharge standard (GB3838-2002) (TP can meet the Class II water discharge standard (GB 3838-2002)). Through the configuration of different plant combinations, the aquatic plant water purification system can effectively improve the water quality of TN, NH 4 +-N, TP, COD Cr The removal rates of the four water quality indicators can reach as high as 79.1%, 99.4%, 92.3% and 55.3%.

[0072] The ecological intelligent modular combined water purification device in the utility model can effectively degrade nitrogen and phosphorus in the water body through the combination of multiple aquatic plants, properly solve the problem of eutrophication of water bodies, and degrade organic pollutants in the water body to a certain extent, laying an application foundation for the practice of aquatic plant purification and treatment engineering.

[0073] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. An ecological intelligent modular combined water purification device, comprising a purification matrix, a solar photovoltaic power generation unit, an aeration unit, a water distribution unit, an aquatic plant unit and a filler unit, characterized in that: The aquatic plant unit and the filler unit are arranged up and down in the purification base, the aeration unit is connected to the aquatic plant unit and the filler unit and extends above the purification base, the solar photovoltaic power generation unit is connected to the top of the aeration unit, and the water distribution unit is inserted in the aquatic plant unit and the filler unit.

2. The ecological intelligent modular combined water purification device according to claim 1 is characterized in that: It also includes a unit interlocking unit connected to the outside of the purification matrix.

3. The ecological intelligent modular combined water purification device according to claim 2 is characterized in that: The purification base is rectangular, and the unit interlocking units are connected to two opposite sides of the purification base.

4. The ecological intelligent modular combined water purification device according to claim 2, characterized in that: There are a plurality of purification devices, and the purification substrates of the plurality of purification devices are connected into one through the unit interlocking unit.

5. The ecological intelligent modular combined water purification device according to claim 1, characterized in that: The solar photovoltaic power generation unit comprises a photovoltaic panel, a battery module and an automatic control module which are connected in sequence, and the automatic control module is connected to the aeration unit.

6. The ecological intelligent modular combined water purification device according to claim 5, characterized in that: The aeration unit comprises an aerator, an aeration pipe and a ventilation pipe, the upper part of the aerator is connected to the automatic control module, the lower part of the aerator is connected to the aeration pipe, and the aeration pipe and the ventilation pipe are inserted into the aquatic plant unit and the filler unit.

7. The ecological intelligent modular combined water purification device according to claim 1, characterized in that: The water distribution unit comprises a first direction water pipe and a second direction water pipe, and the first direction water pipe and the second direction water pipe are respectively arranged transversely in the aquatic plant unit and the filler unit.

8. The ecological intelligent modular combined water purification device according to claim 7, characterized in that: The ends of the first-direction water pipe and the second-direction water pipe respectively have a butt joint structure.

9. The ecological intelligent modular combined water purification device according to any one of claims 1 to 8, characterized in that: The packing unit comprises a fine gravel filter layer, a coarse gravel filter layer, a zeolite filter layer and a pebble filter layer which are sequentially arranged up and down.

10. The ecological intelligent modular combined water purification device according to any one of claims 1 to 8, characterized in that: Also included is a lifting buckle connected to the purification substrate.

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