CN111939768A - Floating water taking equipment and process - Google Patents
Floating water taking equipment and process Download PDFInfo
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- CN111939768A CN111939768A CN202010901115.3A CN202010901115A CN111939768A CN 111939768 A CN111939768 A CN 111939768A CN 202010901115 A CN202010901115 A CN 202010901115A CN 111939768 A CN111939768 A CN 111939768A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/06—Flat membranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/04—Backflushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/168—Use of other chemical agents
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A floating water taking device and a process thereof are disclosed, the device comprises a floating through-flow groove assembly, a flat ceramic membrane filtering assembly group, a main water suction pipe, a water suction pump, a water delivery pipe, a sodium hypochlorite generator, a high pressure pump and a high pressure delivery pipe; starting a water pump to pump water, filtering raw water from a water source by a flat ceramic membrane to obtain purified water, and delivering the purified water to a reservoir of a water plant by a water delivery pipe; and backwashing periodically and in batches.
Description
Technical Field
The invention belongs to the field of water purification, and particularly relates to floating water taking equipment and a floating water taking process.
Background
In the processes of tap water production and seawater desalination, water is directly pumped from a water source to a factory, and then a flocculating agent is added for settlement, so that the cost of the flocculating agent is consumed, the cost of sewage and sludge flocculation treatment is required, and the risk of exogenous chemical components of the flocculating agent is increased, so that the improvement is necessary;
disclosure of Invention
A floating type water taking device is composed of a floating through-flow groove assembly, a flat ceramic membrane filtering assembly group, a main water suction pipe, a water suction pump, a water delivery pipe, a sodium hypochlorite generator, a high-pressure pump and a high-pressure delivery pipe, and is characterized in that the flat ceramic membrane filtering assembly group is arranged in the floating through-flow groove assembly, the water outlet ends of the water outlet branch pipes of the flat ceramic membrane filtering assemblies of the flat ceramic membrane filtering assembly group are connected with the main water suction pipe, and the water inlet ends of the water inlet branch pipes of the flat ceramic membrane filtering assemblies of the flat ceramic membrane filtering assembly group are connected with the high-pressure delivery pipe; the left end of the main water suction pipe is closed, the right end of the main water suction pipe is connected with the inlet of a water pump, the outlet of the water pump is connected with the left end of a water delivery pipe, the right end of the water delivery pipe is connected with a reservoir of a water plant,
the sodium hypochlorite generator is connected with the inlet of the high-pressure pump through a pipeline, the outlet of the high-pressure pump is connected with the left end of the high-pressure conveying pipe, and the right end of the high-pressure conveying pipe is closed;
the floating through-flow groove assembly consists of a stainless steel frame, a foamed ceramic groove body, a foamed ceramic groove cover, a foamed ceramic pedestrian walkway, a trash rack and a net grid, the stainless steel frame is a force-bearing frame structural member of the floating through-flow groove assembly, the foamed ceramic groove body is arranged in the force-bearing frame structure, the foamed ceramic groove cover covers the upper groove surface of the foamed ceramic groove body, and the foamed ceramic pedestrian walkway is arranged on two sides of the foamed ceramic groove body, so that pedestrians can be conveniently overhauled;
a trash rack is arranged at the left cross-flow water inlet end of the foamed ceramic tank body, and a net rack is arranged at the right cross-flow water outlet end of the foamed ceramic tank body;
the flat ceramic membrane filtering assembly group consists of a plurality of flat ceramic membrane filtering assemblies with the same structure, and the number of the flat ceramic membrane filtering assemblies which are put into the flat ceramic membrane filtering assemblies is determined by the ratio of the water filtering amount of a single flat ceramic membrane filtering assembly to the total required water pumping amount;
each flat ceramic membrane filtering assembly consists of a flat ceramic membrane component, a vertical branch pipe, a water outlet branch pipe, a water inlet branch pipe, a pressure regulating valve, a water outlet branch pipe electromagnetic valve and a water inlet branch pipe electromagnetic valve;
the lower ends of the vertical branch pipes are connected with the flat ceramic membrane component, and the upper ends of the vertical branch pipes are connected with the water outlet branch pipes and the water inlet branch pipes through tee joints; the water outlet branch pipe electromagnetic valve is arranged on the water outlet branch pipe; the water inlet branch pipe electromagnetic valve is arranged on the water inlet branch pipe;
the water outlet ends of the water outlet branch pipes of the flat ceramic membrane filtering assemblies of the flat ceramic membrane filtering assembly group are connected with the main water suction pipe, and the water inlet ends of the water inlet branch pipes of the flat ceramic membrane filtering assemblies of the flat ceramic membrane filtering assembly group are connected with the high-pressure conveying pipe;
the plane of the flat ceramic membrane in each flat ceramic membrane filtering assembly of the flat ceramic membrane filtering assembly group is parallel to the water flow direction;
the flat ceramic membrane filtration assembly, the main water suction pipe, the water suction pump, the water delivery pipe, the sodium hypochlorite generator, the high-pressure pump and the high-pressure delivery pipe are all commercialized products;
the total buoyancy of the foamed ceramic component can support the floating of the whole floating water taking equipment;
the process for taking water by using the floating water taking equipment comprises the following steps:
1. adjusting pressure regulating valves arranged on the water outlet branch pipes to ensure that the water outlet of each flat ceramic membrane filtering assembly is balanced, 2, closing all water inlet branch pipe electromagnetic valves, opening all water outlet branch pipe electromagnetic valves, starting a water suction pump to pump water, filtering raw water from a water source through the flat ceramic membranes to obtain purified water, delivering the purified water to a reservoir of a water plant through a water delivery pipe,
3. according to the specified time of the process, closing a water outlet branch pipe electromagnetic valve of the 1 st group of flat ceramic membrane filtering assemblies, opening a water inlet branch pipe electromagnetic valve of the 1 st group of flat ceramic membrane filtering assemblies, backwashing the 1 st group of flat ceramic membrane filtering assemblies by using sodium hypochlorite high-pressure water, after the cleaning requirement is met, opening the water outlet branch pipe electromagnetic valve of the 1 st group of flat ceramic membrane filtering assemblies, closing the water inlet branch pipe electromagnetic valve of the 1 st group of flat ceramic membrane filtering assemblies, and recovering filtering;
4. and 3, backwashing each group of flat ceramic membrane filtering assemblies in turn in sequence.
Drawings
FIG. 1 is a schematic view of the structure of a floating through-flow cell assembly, and a schematic view of a flat ceramic membrane filtration assembly group formed by a flat ceramic membrane filtration assembly installed in the floating through-flow cell; fig. 2 is a schematic diagram of the overall arrangement and pipe valve installation of the floating water taking device.
Detailed Description
The invention is further described with reference to the accompanying drawings, but not limited thereto;
a floating water taking device consists of a floating through-flow groove assembly (1), a flat ceramic membrane filtering assembly group (2), a total water suction pipe (3), a water suction pump (4), a water delivery pipe (5), a sodium hypochlorite generator (6), a high-pressure pump (7) and a high-pressure delivery pipe (8), and is characterized in that the flat ceramic membrane filtering assembly group (2) is arranged in the floating through-flow groove assembly (1), the water outlet ends of the water outlet branch pipes (2-7) of each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the total water suction pipe (3), and the water inlet ends of the water inlet branch pipes (2-5) of each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the high-pressure delivery pipe (8); the left end of the main water suction pipe (3) is closed, the right end of the main water suction pipe (3) is connected with the inlet of a water pump (4), the outlet of the water pump (4) is connected with the left end of a water pipe (5), the right end of the water pipe (5) is connected with a reservoir of a water plant,
the sodium hypochlorite generator (6) is connected with an inlet of a high-pressure pump (7) through a pipeline, an outlet of the high-pressure pump (7) is connected with the left end of a high-pressure delivery pipe (8), and the right end of the high-pressure delivery pipe (8) is closed;
the floating through-flow groove assembly (1) is composed of a stainless steel frame (1-4), a foamed ceramic groove body (1-1), a foamed ceramic groove cover (1-2), a foamed ceramic pedestrian walkway (1-3), a trash rack (1-5) and a net grid (1-6), the stainless steel frame (1-4) is a force-bearing frame structural member of the floating through-flow groove assembly (1), the foamed ceramic groove body (1-1) is installed in the force-bearing frame (1-4) structure, the foamed ceramic groove cover (1-2) covers the upper groove surface of the foamed ceramic groove body (1-1), and the foamed ceramic pedestrian walkway (1-3) is installed on two sides of the foamed ceramic groove body (1-1) to facilitate pedestrian maintenance;
a trash rack (1-5) is arranged at the left cross-flow water inlet end of the foamed ceramic tank body (1-1), and a net rack (1-6) is arranged at the right cross-flow water outlet end of the foamed ceramic tank body;
the flat ceramic membrane filtering assembly group (2) is composed of a plurality of flat ceramic membrane filtering assemblies (2-1) with the same structure, and the number of the flat ceramic membrane filtering assemblies (2-1) is determined by the ratio of the filtering water quantity of a single flat ceramic membrane filtering assembly (2-1) to the total required water pumping quantity;
each flat ceramic membrane filtering assembly (2-1) consists of a flat ceramic membrane component (2-11), a vertical branch pipe (2-4), a water outlet branch pipe (2-7), a water inlet branch pipe (2-5), a pressure regulating valve (2-2), a water outlet branch pipe electromagnetic valve (2-3) and a water inlet branch pipe electromagnetic valve (2-6);
the lower ends of the vertical branch pipes (2-4) are connected with the flat ceramic membrane components (2-11), and the upper ends of the vertical branch pipes (2-4) are connected with the water outlet branch pipes (2-7) and the water inlet branch pipes (2-5) through tee joints; the pressure regulating valve (2-2), the outlet branch pipe electromagnetic valve (2-3) is installed on the outlet branch pipe (2-7); the water inlet branch pipe electromagnetic valves (2-6) are arranged on the water inlet branch pipes (2-5);
the water outlet ends of the water outlet branch pipes (2-7) of the flat ceramic membrane filtering assemblies (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the total water suction pipe (3), and the water inlet ends of the water inlet branch pipes (2-5) of the flat ceramic membrane filtering assemblies (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the high-pressure conveying pipe (8);
the plane of the flat ceramic membrane in each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) is parallel to the water flow direction;
the device comprises a flat ceramic membrane filtering assembly (2-1), a main water suction pipe (3), a water suction pump (4), a water conveying pipe (5), a sodium hypochlorite generator (6), a high-pressure pump (7) and a high-pressure conveying pipe (8), which are all commercialized products;
the total buoyancy of the foamed ceramic component can support the floating of the whole floating water taking equipment;
the process for taking water by using the floating water taking equipment comprises the following steps:
1. the pressure regulating valves (2-2) arranged on the water outlet branch pipes (2-7) are regulated to ensure that the water outlet of each flat ceramic membrane filtering assembly (2-1) is balanced,
2. closing all water inlet branch pipe electromagnetic valves (2-6), opening all water outlet branch pipe electromagnetic valves (2-3), starting a water suction pump (4) to pump water, filtering water source raw water through a flat ceramic membrane to obtain purified water, delivering the purified water to a water plant reservoir through a water delivery pipe (5),
3. according to the specified time of the process, closing a water outlet branch pipe electromagnetic valve (2-3) of a 1 st group of flat ceramic membrane filtering assemblies (2-1), opening a water inlet branch pipe electromagnetic valve (2-6) of the 1 st group of flat ceramic membrane filtering assemblies (2-1), backwashing the 1 st group of flat ceramic membrane filtering assemblies (2-1) by sodium hypochlorite high-pressure water, opening the water outlet branch pipe electromagnetic valve (2-3) of the 1 st group of flat ceramic membrane filtering assemblies after the cleaning requirement is met, closing the water inlet branch pipe electromagnetic valve (2-6) of the 1 st group of flat ceramic membrane filtering assemblies (2-1), and recovering filtering;
4. and (3) backwashing each group of flat ceramic membrane filter assemblies (2-1) in turn in sequence.
Claims (2)
1. A floating water taking device consists of a floating through-flow groove assembly (1), a flat ceramic membrane filtering assembly group (2), a total water suction pipe (3), a water suction pump (4), a water delivery pipe (5), a sodium hypochlorite generator (6), a high-pressure pump (7) and a high-pressure delivery pipe (8), and is characterized in that the flat ceramic membrane filtering assembly group (2) is arranged in the floating through-flow groove assembly (1), the water outlet ends of the water outlet branch pipes (2-7) of each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the total water suction pipe (3), and the water inlet ends of the water inlet branch pipes (2-5) of each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the high-pressure delivery pipe (8); the left end of the main water suction pipe (3) is closed, the right end of the main water suction pipe (3) is connected with the inlet of a water pump (4), the outlet of the water pump (4) is connected with the left end of a water pipe (5), the right end of the water pipe (5) is connected with a reservoir of a water plant,
the sodium hypochlorite generator (6) is connected with an inlet of a high-pressure pump (7) through a pipeline, an outlet of the high-pressure pump (7) is connected with the left end of a high-pressure delivery pipe (8), and the right end of the high-pressure delivery pipe (8) is closed;
the floating through-flow groove assembly (1) is composed of a stainless steel frame (1-4), a foamed ceramic groove body (1-1), a foamed ceramic groove cover (1-2), a foamed ceramic pedestrian walkway (1-3), a trash rack (1-5) and a net grid (1-6), the stainless steel frame (1-4) is a force-bearing frame structural member of the floating through-flow groove assembly (1), the foamed ceramic groove body (1-1) is installed in the force-bearing frame (1-4) structure, the foamed ceramic groove cover (1-2) covers the upper groove surface of the foamed ceramic groove body (1-1), and the foamed ceramic pedestrian walkway (1-3) is installed on two sides of the foamed ceramic groove body (1-1) to facilitate pedestrian maintenance;
a trash rack (1-5) is arranged at the left cross-flow water inlet end of the foamed ceramic tank body (1-1), and a net rack (1-6) is arranged at the right cross-flow water outlet end of the foamed ceramic tank body;
the flat ceramic membrane filtering assembly group (2) is composed of a plurality of flat ceramic membrane filtering assemblies (2-1) with the same structure, and the number of the flat ceramic membrane filtering assemblies (2-1) is determined by the ratio of the filtering water quantity of a single flat ceramic membrane filtering assembly (2-1) to the total required water pumping quantity;
each flat ceramic membrane filtering assembly (2-1) consists of a flat ceramic membrane component (2-11), a vertical branch pipe (2-4), a water outlet branch pipe (2-7), a water inlet branch pipe (2-5), a pressure regulating valve (2-2), a water outlet branch pipe electromagnetic valve (2-3) and a water inlet branch pipe electromagnetic valve (2-6);
the lower ends of the vertical branch pipes (2-4) are connected with the flat ceramic membrane components (2-11), and the upper ends of the vertical branch pipes (2-4) are connected with the water outlet branch pipes (2-7) and the water inlet branch pipes (2-5) through tee joints; the pressure regulating valve (2-2), the outlet branch pipe electromagnetic valve (2-3) is installed on the outlet branch pipe (2-7); the water inlet branch pipe electromagnetic valves (2-6) are arranged on the water inlet branch pipes (2-5);
the water outlet ends of the water outlet branch pipes (2-7) of the flat ceramic membrane filtering assemblies (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the total water suction pipe (3), and the water inlet ends of the water inlet branch pipes (2-5) of the flat ceramic membrane filtering assemblies (2-1) of the flat ceramic membrane filtering assembly group (2) are connected with the high-pressure conveying pipe (8);
the plane of the flat ceramic membrane in each flat ceramic membrane filtering assembly (2-1) of the flat ceramic membrane filtering assembly group (2) is parallel to the water flow direction;
the device comprises a flat ceramic membrane filtering assembly (2-1), a main water suction pipe (3), a water suction pump (4), a water conveying pipe (5), a sodium hypochlorite generator (6), a high-pressure pump (7) and a high-pressure conveying pipe (8), which are all commercialized products;
the foamed ceramic member has total buoyancy to support the floating of the floating water taking equipment.
2. According to claim 1, the process of getting water by using the floating water getting equipment comprises the following steps:
1.) adjusting pressure regulating valves (2-2) arranged on the water outlet branch pipes (2-7) to balance the water outlet of the flat ceramic membrane filtering assemblies (2-1),
2.) closing all water inlet branch pipe electromagnetic valves (2-6), opening all water outlet branch pipe electromagnetic valves (2-3), starting a water suction pump (4) to pump water, filtering raw water from a water source by a flat ceramic membrane to obtain purified water, delivering the purified water to a reservoir of a water plant through a water delivery pipe (5),
3.) closing the water outlet branch pipe electromagnetic valve (2-3) of the 1 st group of flat ceramic membrane filtering assemblies (2-1), opening the water inlet branch pipe electromagnetic valve (2-6) of the 1 st group of flat ceramic membrane filtering assemblies (2-1), backwashing the 1 st group of flat ceramic membrane filtering assemblies (2-1) by sodium hypochlorite high-pressure water, opening the water outlet branch pipe electromagnetic valve (2-3) of the 1 st group of flat ceramic membrane filtering assemblies after the cleaning requirement is met, closing the water inlet branch pipe electromagnetic valve (2-6) of the 1 st group of flat ceramic membrane filtering assemblies (2-1), and recovering filtering;
4.) the same as item 3), and backwashing each group of the flat ceramic membrane filtration assemblies (2-1) in turn in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901115.3A CN111939768A (en) | 2020-09-01 | 2020-09-01 | Floating water taking equipment and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901115.3A CN111939768A (en) | 2020-09-01 | 2020-09-01 | Floating water taking equipment and process |
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| Publication Number | Publication Date |
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| CN111939768A true CN111939768A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010901115.3A Pending CN111939768A (en) | 2020-09-01 | 2020-09-01 | Floating water taking equipment and process |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014233684A (en) * | 2013-06-03 | 2014-12-15 | パナソニック株式会社 | Filter |
| CN106964260A (en) * | 2017-05-27 | 2017-07-21 | 湖南科技大学 | A kind of combined modular structure instead cleans flat ceramic membrane filtration system online |
| CN106986421A (en) * | 2017-03-29 | 2017-07-28 | 苏州立升净水科技有限公司 | Water cleaning systems |
| CN206778193U (en) * | 2017-05-18 | 2017-12-22 | 威纳通（厦门）环境技术有限公司 | A kind of automatic backwash formula ceramic membrane filter device |
| CN110697936A (en) * | 2019-10-21 | 2020-01-17 | 台州利欧环保新材料有限公司 | Purification method of flat ceramic membrane water purifier |
| CN110745910A (en) * | 2019-12-10 | 2020-02-04 | 南京钛净流体技术有限公司 | Honeycomb ceramic membrane filtering method and filtering device |
-
2020
- 2020-09-01 CN CN202010901115.3A patent/CN111939768A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014233684A (en) * | 2013-06-03 | 2014-12-15 | パナソニック株式会社 | Filter |
| CN106986421A (en) * | 2017-03-29 | 2017-07-28 | 苏州立升净水科技有限公司 | Water cleaning systems |
| CN206778193U (en) * | 2017-05-18 | 2017-12-22 | 威纳通（厦门）环境技术有限公司 | A kind of automatic backwash formula ceramic membrane filter device |
| CN106964260A (en) * | 2017-05-27 | 2017-07-21 | 湖南科技大学 | A kind of combined modular structure instead cleans flat ceramic membrane filtration system online |
| CN110697936A (en) * | 2019-10-21 | 2020-01-17 | 台州利欧环保新材料有限公司 | Purification method of flat ceramic membrane water purifier |
| CN110745910A (en) * | 2019-12-10 | 2020-02-04 | 南京钛净流体技术有限公司 | Honeycomb ceramic membrane filtering method and filtering device |
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