Water purification module for rivers and lakes
By designing a water purification module that can be installed in rivers and lakes, the problems of insufficient shore sites and difficulty in managing biological fillers are solved, and the water quality of rivers and lakes is improved and purification effects are achieved.
Patent Information
- Application Number
- CN202120865935.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2021-04-21
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2031-04-21
AI Technical Summary
Existing biological contact oxidation equipment lacks a suitable site when installed on the shores of river lakes, and it is difficult to manage and control when putting biological fillers directly into river lakes.
A river and lake water purification module is designed, mainly composed of a box, a support frame or float, biological filler, aeration device, and membrane defiling device. The biological filler is loaded in the box, the aeration device and the membrane defiling device are installed under the biological filler, and the module can be suspended by a floating barrel or supported at the bottom of the river and lake, completely or partially submerged in water.
This water purification module can efficiently remove harmful substances such as organic matter, nitrogen, phosphorus and other harmful substances in the water in rivers and lakes, enhance the biochemical effect of water, facilitate maintenance and maintenance, and eliminate the need for shore sites.
Smart Images
Figure CN222893055U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a water purification module immersed in water of rivers and lakes. The biological fillers of existing biological contact oxidation equipment mainly include granular, flaky, annular, tubular, fiber ball, elastic fillers, etc., and the biological fillers of biological filter tanks mainly include ceramsite, volcanic rock, foam plastic particles, etc. The above-mentioned biological fillers are usually loaded into equipment or concrete pools to form biological treatment equipment. Microorganisms use the above-mentioned biological fillers as carriers to reproduce and form biofilms. The water to be treated is introduced into the biological treatment equipment, and harmful substances such as organic matter, nitrogen, phosphorus, etc. in the water are oxidized and decomposed and removed under the action of microorganisms. The main problems are: (1) There may be no suitable site for installing water treatment equipment on the banks of rivers and lakes; (2) It is not good to directly put the above-mentioned fillers into rivers and lakes for use, otherwise they will be lost and difficult to manage and control. Background Art
[0002] The use of microorganisms to purify river or lake water usually involves introducing the water to be purified into onshore biological treatment equipment for treatment. This method is limited by the onshore site.
[0003] The utility model aims to provide a water purification module which can be directly put into a river or a lake for use. Utility Model Content
[0004] A river and lake water purification module for achieving the purpose of the utility model is characterized in that the water purification module is mainly composed of a box, a support frame or a buoy, a biological filler, an aeration device, and a film removal device. The biological filler is installed in the box, and the aeration device and the film removal device are installed below the biological filler.
[0005] The box body is made of concrete, glass fiber reinforced plastic, plastic or stainless steel, and is open at both ends. Isolation nets are installed at the open ends. The isolation nets are made of glass fiber reinforced plastic, stainless steel, carbon steel or plastic.
[0006] The support frame is made of reinforced concrete or glass fiber reinforced plastics or steel, and is installed on the box body.
[0007] The buoy is made of glass fiber reinforced plastics, plastic or rubber, and is installed on the box body.
[0008] The biological filler is composed of granular materials such as ceramsite, foam plastic beads or plastic rings, or short fiber strings, or elastic filler strings, or fiber fabrics, or long fiber bundles. When the biological filler is granular materials such as ceramsite, foam plastic beads or plastic rings, it is piled and filled in the box. When the biological filler is a short fiber string, or an elastic filler string, or a fiber fabric, or a long fiber bundle, it is suspended and installed in the box.
[0009] The length of the short fiber bundle is not more than 50 mm, and the length of the long fiber bundle is not less than 500 mm.
[0010] The two ends of several long fiber bundles are respectively suspended on the upper support body and the lower support body, the upper support body and the lower support body are porous plates or grating plates, the plane shapes of the upper support body and the lower support body are rectangular or square or hexagonal or triangular or circular, and the upper support body and the lower support body are installed on the bracket to form a hexahedron, octahedron, pentahedron or cylindrical water purification module.
[0011] The porous plate or grid plate is made of glass fiber reinforced plastics, stainless steel, carbon steel, plastic or concrete.
[0012] A float may be hung on the upper end of the long fiber bundle to replace the upper support body or to be in a free state, or a weight may be hung on the lower end of the long fiber bundle to replace the lower support body or to be in a free state.
[0013] The aeration device is an aeration pipe or an aeration plate.
[0014] The film stripping device is a porous tube.
[0015] The aeration device is connected to the aeration fan through an aeration air inlet pipe, and the film stripping device is connected to the film stripping fan through a film stripping air inlet pipe.
[0016] The dimensions of the upper and lower surfaces of the water purification module are: when the shape is rectangular, the dimensions are 3600 mm × 3600 mm, or 3000 mm × 3000 mm, or 2500 mm × 2500 mm, or 2400 mm × 1200 mm, or 2000 mm × 2000 mm, or 2000 mm × 1500 mm, or 1500 mm × 1500 mm, or 1500 mm × 1000 mm, or 1000 mm × 1000 mm, or 1000 mm × 500 mm, or 500 mm × 500 mm. The water purification module is suspended in the water of a river or lake by a buoy, or supported on the bottom of a river or lake by a bracket, and the water purification module is completely immersed in the water.
[0017] The water purification module is suspended in the water of the river or lake by a buoy, or supported on the bottom of the river or lake by a bracket, and the water purification module is partially immersed in the water. A spray water distribution device is arranged above the water purification module, and the water distribution device is connected to a lifting pump installed at the bottom of the river or lake through a pipeline.
[0018] The utility model is a river and lake water purification module, the main advantages of which are: the biological filler used to carry microorganisms has a large specific surface area, a high porosity, a large amount of microbial film formed per unit volume, enhanced biochemical effects on water, easy film removal, not prone to clogging, simple inspection and maintenance, etc.
[0019] The utility model provides a river and lake water purification module which can replace the onshore biological treatment equipment and is used for improving the water quality of rivers or lakes. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] The utility model is described in detail below with reference to the accompanying drawings.
[0021] Figure 1 Schematic diagram of long fiber bundle packing assembly
[0022] Figure 2 Schematic diagram of fiber bundle packing assembly with protective net
[0023] Figure 3 Schematic diagram of short fiber bundle packing assembly
[0024] Figure 4 Schematic diagram of short fiber bundle packing assembly with protective net
[0025] Figure 5 Schematic diagram of a closed packing assembly
[0026] Figure 6 Schematic diagram of water purification module submerged in rivers and lakes
[0027] Figure 7 Schematic diagram of water purification module partially submerged in rivers and lakes DETAILED DESCRIPTION
[0028] See also Figure 1 The long fiber bundle packing assembly is to suspend the two ends of a plurality of long fiber bundles 2 on an upper support 1 and a lower support 4 respectively. The upper support 1 and the lower support 4 are nets. The plane shapes of the upper support 1 and the lower support 4 are square. The upper support 1 and the lower support 4 are installed on a bracket 3 to form a hexahedral packing assembly. The bracket 3 is a cube frame.
[0029] See also Figure 2 The long fiber bundle packing assembly is to suspend the two ends of a plurality of long fiber bundles 2 on an upper support 1 and a lower support 4 respectively. The upper support 1 and the lower support 4 are nets. The plane shapes of the upper support 1 and the lower support 4 are square. The upper support 1 and the lower support 4 are installed on a bracket 3 to form a hexahedral packing assembly. The bracket 3 is a cubic frame. A protective net 9 is arranged around the long fiber packing assembly.
[0030] See also Figure 3 , Figure 4 The short fiber bundle filling component is formed by filling a plurality of short fiber bundles 21 in a cubic container. The upper surface 11, the lower surface 41 and the other four surfaces of the cubic container are all meshes 9, and the twelve edges of the cubic container form a cubic frame 31.
[0031] See also Figure 5The long fiber bundle packing assembly is to suspend the two ends of a plurality of long fiber bundles 2 on an upper support 1 and a lower support 4 respectively. The upper support 1 and the lower support 4 are grids. The plane shapes of the upper support 1 and the lower support 4 are square. The upper support 1 and the lower support 4 are installed on a bracket 3 to form a hexahedral packing assembly. An aeration device 6 and a scrubbing cloth air device 7 are arranged at the lower part of the lower support 4. The bracket 3 is a cubic frame. A cloth 51 is surrounded around the packing assembly.
[0032] See also Figure 6 , immerse the clean water module into the water of rivers and lakes, support it on the bottom of rivers and lakes through the support frame 8, or suspend it in rivers and lakes through buoys, and connect the air sources of the aeration device 6 and the scrubbing air distribution device 7.
[0033] Working principle: During operation, microorganisms are cultivated on the filler of the water purification module (the filler of the long fiber bundle 2 or the filler of the short fiber bundle 21), and air is sent into the water purification module through the aeration device 6. Under the action of air lift, the river and lake water to be treated enters the water purification module from the bottom to the top through the bottom. The organic matter, ammonia nitrogen, nitrate nitrogen, phosphorus and other substances in the water are decomposed and removed by the microorganisms growing on the filler of the water purification module (the filler of the long fiber bundle 2 or the filler of the short fiber bundle 21) to be purified. When the water purification module needs air scrubbing, the scrubbing air enters the lower part of the water purification module through the scrubbing air distribution device 7 to scrub the filler (the long fiber bundle 2 or the short fiber bundle 21) from the bottom to the top, and remove the mud and excess biofilm on the surface of the filler. See. Figure 7 , partially immerse the clean water module in the water of a river or lake, support it on the bottom of the river or lake through a support frame 8, or suspend it in the river or lake through a buoy, and connect the air source of the aeration device 6 and the scrubbing air distribution device 7. A spray water distribution device 72 is arranged above the clean water module, and the spray water distribution device 72 is connected to a lifting pump 71 arranged at the bottom of the river or lake through a pipeline 73.
[0034] Working principle: During operation, microorganisms are cultivated on the filler of the water purification module (the filler of the long fiber bundle 2 or the filler of the short fiber bundle 21), and air is sent to the water purification module through the aeration device 6. The river or lake water to be treated is sprayed on the filler through the lifting pump 71 through the pipeline 73 and the spray water distribution device 72. The air is dissolved in the water with the spray water flow, and the organic matter, ammonia nitrogen, nitrate nitrogen, phosphorus and other substances in the water are decomposed and removed by the microorganisms growing on the filler of the water purification module (the filler of the long fiber bundle 2 or the filler of the short fiber bundle 21) to be purified. When the water purification module needs air scrubbing, the scrubbing air enters the lower part of the water purification module through the scrubbing air distribution device 7 to scrub the filler (the long fiber bundle 2 or the short fiber bundle 21) from bottom to top, and removes the mud and excess biofilm on the surface of the filler.
Claims
1. A water purification module for rivers and lakes, Features The water purification module is mainly composed of a box body, a support frame or a float, a biological filler, an aeration device, and a film stripping device; the biological filler is installed in the box body, and the aeration device and the film stripping device are installed below the biological filler; the box body is made of concrete or fiberglass or plastic or stainless steel, with open ends at the upper and lower ends, and isolation nets are installed at the open ends; the isolation net is made of fiberglass or stainless steel or carbon steel or plastic; the support frame is made of reinforced concrete or fiberglass or steel, and the support frame is installed on the box body; the float is made of fiberglass or plastic or rubber, and the float is installed on the box body.
2. The river and lake water purification module according to claim 1, It is characterized in that The biological filler is composed of ceramsite, foam plastic beads or plastic ring granular materials, or short fiber strings, or elastic filler strings, or fiber fabrics, or long fiber bundles; when the biological filler is ceramsite, foam plastic beads or plastic ring granular materials, it is piled up and filled in the box; when the biological filler is short fiber strings, or elastic filler strings, or fiber fabrics, or long fiber bundles, it is suspended and installed in the box.
3. The river and lake water purification module according to claim 2, It is characterized in that The length of the short fiber bundle is not more than 50 mm, and the length of the long fiber bundle is not less than 500 mm.
4. The river and lake water purification module according to claim 1, It is characterized in that The two ends of a plurality of long fiber bundles are respectively suspended on an upper support body and a lower support body, the upper support body and the lower support body are porous plates or grille plates, the plane shapes of the upper support body and the lower support body are rectangular, square, hexagonal, triangular or circular, and the upper support body and the lower support body are installed on a bracket to form a hexahedron, octahedron, pentahedron or cylindrical water purification module; the porous plates or grille plates are made of fiberglass, stainless steel, carbon steel, plastic or concrete.
5. According to the river and lake water purification module of claim 3, a float can be hung on the upper end of the long fiber bundle to replace the upper support body or to be in a free state, or a weight can be hung on the lower end of the long fiber bundle to replace the lower support body or to be in a free state.
6. The river and lake water purification module according to claim 1, It is characterized in that The aeration device is an aeration pipe or an aeration plate; the film stripping device is a porous pipe; the aeration device is connected to the aeration fan through an aeration air inlet pipe, and the film stripping device is connected to the film stripping fan through a film stripping air inlet pipe.
7. The river and lake water purification module according to claim 1, It is characterized in that The dimensions of the upper and lower surfaces of the water purification module are: when the shape is rectangular, the dimensions are 3600 mm × 3600 mm, or 3000 mm × 3000 mm, or 2500 mm × 2500 mm, or 2400 mm × 1200 mm, or 2000 mm × 2000 mm, or 2000 mm × 1500 mm, or 1500 mm × 1500 mm, or 1500 mm × 1000 mm, or 1000 mm × 1000 mm, or 1000 mm × 500 mm, or 500 mm × 500 mm.
8. The river and lake water purification module according to claim 1, It is characterized in that The water purification module is suspended in the water of a river or lake by a buoy, or supported on the bottom of a river or lake by a bracket, and the water purification module is completely immersed in the water.
9. The river and lake water purification module according to claim 1, It is characterized in that The water purification module is suspended in the water of a river or lake by a buoy, or supported on the bottom of a river or lake by a bracket. The water purification module is partially immersed in the water. A spray water distribution device is arranged above the water purification module. The water distribution device is connected to a lifting pump installed at the bottom of the river or lake through a pipeline.