CN212504255U - Reclaimed water recycling ultrafiltration system - Google Patents
Reclaimed water recycling ultrafiltration system Download PDFInfo
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- CN212504255U CN212504255U CN202020486459.8U CN202020486459U CN212504255U CN 212504255 U CN212504255 U CN 212504255U CN 202020486459 U CN202020486459 U CN 202020486459U CN 212504255 U CN212504255 U CN 212504255U
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Abstract
And a reclaimed water recycling ultrafiltration system. The utility model relates to a water treatment system especially relates to a reuse of reclaimed water ultrafiltration system. The utility model provides a to above problem, provide a reuse of reclaimed water ultrafiltration system, adopt sand filtration + charcoal filtration + micro-filtration + ultrafiltration technology process rate. The technical scheme of the utility model is that: comprises a system filtering component, a system backwashing component and a system chemical cleaning component; the system filtering component comprises a raw water tank T01, a raw water pump P01, a quartz sand filtering device F01, an activated carbon filtering device F02, a cartridge filter F03, an ultrafiltration device F04, an ultrafiltration water tank T02 and a feed water pump P02; the system backwash assembly comprises a cartridge filter F05; the system chemical cleaning assembly comprises a chemical cleaning pump P03, a cartridge filter F06 and a chemical cleaning water tank T03. The utility model discloses realize the recycle of sewage, reduce sewage discharge, increase water resource recycling efficiency.
Description
Technical Field
The utility model relates to a water treatment system especially relates to a reuse of reclaimed water ultrafiltration system.
Background
With the development of national economy, the shortage of water resources is more and more prominent, and the recycling of water resources becomes one of the best solutions for relieving the shortage of water resources. The method is an effective method which is economical and feasible at present and can carry out advanced treatment and recycling on the sewage which reaches the discharge standard after treatment. As an energy-saving and pure physical filtration means, the ultrafiltration membrane filtration technology is widely used in the aspects of reclaimed water reuse, water resource recycling, pretreatment, municipal tap water, beverage production and the like. The utility model discloses reuse of reclaimed water ultrafiltration system mainly uses the reuse of reclaimed water in sewage treatment fields such as printing and dyeing, papermaking, electroplating.
At present, sewage which is treated to reach the discharge standard is basically directly discharged, and partial enterprises can partially recycle the sewage according to the water quality and quantity requirements of water used by the enterprises. The existing reclaimed water recycling equipment basically adopts the means of sand filtration, carbon filtration, precise filtration and the like, and the treated reclaimed water returns to a front-end water using point and is continuously recycled. However, for enterprises with higher water quality requirements, the water quality treated by the process can not meet the requirements of the enterprises. In the reclaimed water filtering treatment process, part of the filtering devices are not provided with effective cleaning matching devices, so that the filtering devices are easily blocked, and the filtering efficiency and the filtering effect are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above problem, provided a reuse of reclaimed water ultrafiltration system, adopt sand filtration + charcoal to strain + micro-filtration + ultrafiltration technology, solve the reclaimed water quality of water for the problem, this reuse of reclaimed water ultrafiltration system's product water quality of water reaches municipal tap water quality of water requirement basically, the enterprise can directly use basically, reduces sewage discharge, increases water resource cycle availability factor, sets up the gas washing, just dashes and the backwash technology, the life of extension system, increase system availability factor.
The technical scheme of the utility model is that: comprises a system filtering component, a system backwashing component and a system chemical cleaning component;
the system filtering component comprises a raw water tank T01, a raw water pump P01, a quartz sand filtering device F01, an activated carbon filtering device F02, a cartridge filter F03, an ultrafiltration device F04, an ultrafiltration water tank T02 and a feed water pump P02;
raw water is connected into the raw water tank T01, the raw water tank T01 is communicated with a quartz sand filtering device F01 through a raw water pump P01, the quartz sand filtering device F01, an active carbon filtering device F02, a security filter F03, an ultrafiltration device F04 and an ultrafiltration water tank T02 are sequentially communicated, and the ultrafiltration water tank T02 supplies water to a water consumption point through a water supply pump P02;
the system backwashing component comprises a cartridge filter F05, a water inlet of the cartridge filter F05 is communicated with a water production port of the feed water pump P02, and a water production port of the cartridge filter F05 is respectively communicated with a water production port of a quartz sand filtering device F01, a water production port of an activated carbon filtering device F02 and a water production port of an ultrafiltration device F04;
the system chemical cleaning assembly comprises a chemical cleaning pump P03, a security filter F06 and a chemical cleaning water tank T03, wherein the chemical cleaning water tank T03 supplies water to the security filter F06 through the chemical cleaning pump P03, and a water producing port of the security filter F06 is connected with a water inlet of an ultrafiltration device F04.
The raw water is connected into the raw water tank T01 through a pipeline L1, the raw water tank T01 is further provided with a discharge port and an overflow port, and a liquid level switch is arranged in the raw water tank T01; an electric butterfly valve F1 is arranged in the pipeline L1; connecting the discharge port with the valve by using a pipeline, and connecting the overflow port and the discharge port with a sewer pipeline by using a pipeline; the liquid level switch is arranged in the raw water tank T01 and is used for controlling the water level in the tank.
The water inlet of the raw water pump P01 is connected with the water outlet of the raw water tank T01 through the pipeline L2, and a manual butterfly valve f1 is arranged in the pipeline L2; the raw water pump P01 water outlet is connected with the quartz sand filtering device F01 through a pipeline L3, and a pressure gauge P1, a check valve V1 and a manual butterfly valve F2 are arranged in the pipeline L3.
A pipeline L5, a pipeline L6, a pipeline L7, a pipeline L8, a pipeline L9, a pipeline L10, a pipeline L11, a pipeline L12, a pipeline L13 and a pipeline L48 are fixedly connected outside the quartz sand filtering device F01, one end of the pipeline L5 is connected with the pipeline L3, and the other end of the pipeline L5 is connected with the middle part of the pipeline L6;
two ends of the pipeline L6 are respectively connected with the pipeline L7 and the pipeline L9, one end of the pipeline L7, which is far away from the pipeline L6, and one end of the pipeline L9, which is far away from the pipeline L6, are respectively connected with two ends of the pipeline L8, the middle part of the pipeline L8 is connected with the pipeline L12, and one end of the pipeline L12, which is far away from the pipeline L8, is connected with an activated carbon filtering device F02; a manual butterfly valve f9 is arranged in the pipeline L12; one end of the pipeline L13 is connected to the middle of the pipeline L12, the other end of the pipeline L12 is connected with a sewer pipeline, and a manual butterfly valve f8 is arranged in the pipeline L13;
a manual butterfly valve f3 and a manual butterfly valve f4 are arranged in the pipeline L6, the manual butterfly valve f3 is located between the pipeline L5 and the pipeline L7, and the manual butterfly valve f4 is located between the pipeline L5 and the pipeline L9; a manual butterfly valve f5 and a manual butterfly valve f6 are arranged in the pipeline L8, the manual butterfly valve f5 is located between the pipeline L7 and the pipeline L12, and the manual butterfly valve f6 is located between the pipeline L9 and the pipeline L12;
one end of the pipeline L10 is connected to the middle part of the pipeline L7, and the other end of the pipeline L10 is connected with the water inlet of the quartz sand filtering device F01;
one end of the pipeline L11 is connected to the middle part of the pipeline L9, and the other end of the pipeline L11 is connected with a water producing port of the quartz sand filtering device F01;
one end of the pipeline L48 is connected with the pipeline L11, the other end of the pipeline L48 is connected with an air source, and a manual butterfly valve f7 is arranged in the pipeline L48.
A pipeline L14, a pipeline L15, a pipeline L16, a pipeline L17, a pipeline L18, a pipeline L19, a pipeline L20, a pipeline L21 and a pipeline L47 are fixedly connected outside the activated carbon filtering device F02, and one end, far away from the pipeline L8, of the pipeline L12 is connected to the middle of the pipeline L14;
two ends of the pipeline L14 are respectively connected with a pipeline L15 and a pipeline L17, one end of the pipeline L15, which is far away from the pipeline L14, and one end of the pipeline L17, which is far away from the pipeline L14, are respectively connected with two ends of the pipeline L16, the middle of the pipeline L16 is connected with the pipeline L20, and one end of the pipeline L20, which is far away from the pipeline L16, is connected with a security filter F03; a manual butterfly valve f16 is arranged in the pipeline L20; one end of the pipeline L21 is connected to the middle of the pipeline L20, the other end of the pipeline L20 is connected with a sewer pipeline, and a manual butterfly valve f15 is arranged in the pipeline L21;
a manual butterfly valve f10 and a manual butterfly valve f11 are arranged in the pipeline L14, the manual butterfly valve f10 is located between the pipeline L12 and the pipeline L15, and the manual butterfly valve f11 is located between the pipeline L12 and the pipeline L17; a manual butterfly valve f12 and a manual butterfly valve f13 are arranged in the pipeline L16, the manual butterfly valve f12 is located between the pipeline L15 and the pipeline L20, and the manual butterfly valve f13 is located between the pipeline L17 and the pipeline L20;
one end of the pipeline L18 is connected to the middle part of the pipeline L15, and the other end of the pipeline L18 is connected with the water inlet of the activated carbon filtering device F02;
one end of the pipeline L19 is connected to the middle part of the pipeline L17, and the other end of the pipeline L19 is connected with a water producing port of the activated carbon filtering device F02;
one end of the pipeline L47 is connected with the pipeline L19, the other end of the pipeline L47 is connected with an air source, and a manual butterfly valve f14 is arranged in the pipeline L47.
The water inlet of the cartridge filter F03 is connected with one end of the pipeline L20 far away from the pipeline L16, the water outlet of the cartridge filter F03 is connected with the pipeline L22, and an electric butterfly valve F2 is arranged in the pipeline L22.
The ultrafiltration device F04 comprises a plurality of ultrafiltration membrane components (1) connected in parallel, wherein the ultrafiltration membrane components (1) are provided with a membrane component water inlet (2), a membrane component thick water port (3), a membrane component lower production water port (4) and a membrane component upper production water port (5);
a pipeline L23, a pipeline L24, a pipeline L25, a pipeline L26, a pipeline L27, a pipeline L28, a pipeline L29, a pipeline L30, a pipeline L31, a pipeline L33, a pipeline L34 and a pipeline L46 are fixedly connected to the outside of the ultrafiltration device F04;
the end of the pipeline L22, which is far away from the cartridge filter F03, is connected with the pipeline L23 and the pipeline L46 through a tee joint, an electric butterfly valve F9 is arranged in the pipeline L46, and the end of the pipeline L46, which is far away from the pipeline L22, is connected with an air source; one end of the pipeline L23, which is far away from the pipeline L22, is connected with a pipeline L24, an electric butterfly valve F6 is arranged in the pipeline L24, and one end of the pipeline L24, which is far away from the pipeline L22, is connected with a sewer pipeline;
all the membrane module water inlets (2) are connected with the pipeline L23, all the membrane module concentrate outlets (3) are connected with the pipeline L25, all the membrane module lower water producing outlets (4) are connected with the pipeline L27, and all the membrane module upper water producing outlets (5) are connected with the pipeline L26;
the pipeline L25 is connected and communicated with the pipeline L28 and the pipeline L29 through a tee joint;
an electric butterfly valve F5 and a manual butterfly valve F19 are arranged in the pipeline L28, and one end, far away from the pipeline L25, of the pipeline L28 is connected with a sewer pipeline;
a manual butterfly valve f17 and a manual butterfly valve f18 are arranged in the pipeline L29, and one end, far away from the pipeline L25, of the pipeline L29 is connected with a chemical cleaning water tank T03;
two ends of the pipeline L30 are respectively connected with the middle part of the pipeline L28 and the middle part of the pipeline L29, one end of the pipeline L30 is positioned between the electric butterfly valve F5 and the manual butterfly valve F19, and the other end of the pipeline L30 is positioned between the manual butterfly valve F17 and the manual butterfly valve F18;
one end of the pipeline L31 is connected and communicated with the pipeline L26 and the pipeline L27 through a tee joint, and the other end of the pipeline L31 is connected and communicated with the pipeline L33 and the pipeline L34 through a tee joint;
a manual butterfly valve f20 is arranged in the pipeline L33, and one end of the pipeline L33 far away from the pipeline L31 is connected with a sewer pipeline;
a manual butterfly valve 21, an electric butterfly valve F3, an electromagnetic flowmeter FI1 and a manual butterfly valve 22 are sequentially arranged in the pipeline L34 from the side where the ultrafiltration device F04 is located, and one end, far away from the pipeline L31, of the pipeline L34 is connected with an ultrafiltration water tank T02.
A water outlet of the ultrafiltration water tank T02 is connected with a water inlet of a water supply water pump P02 through a pipeline L35, a manual butterfly valve f23 is arranged in the pipeline L35, a water production port of the water supply water pump P02 is connected with a pipeline L36, the pipeline L36 is connected with a water consumption point through a pipeline L38 and a pipeline L40 in sequence, and a manual butterfly valve f25 is arranged in the pipeline L40;
the pipeline L38 and the pipeline L40 are connected through a tee joint, the tee joint is further connected with a pipeline L39, one end, far away from the pipeline L38, of the pipeline L39 is connected with a chemical cleaning water tank T03, and a manual butterfly valve f26 is arranged in the pipeline L39.
A water inlet of the cartridge filter F05 is connected with a pipeline L37, the pipeline L37 is connected between a pipeline L36 and a pipeline L38 through a tee joint, and a manual butterfly valve F24 is arranged in the pipeline L37;
the water producing port of the security filter F05 is connected with a pipeline L49, one end of the pipeline L49, which is far away from the security filter F05, is connected with a pipeline L4 and a pipeline L32 through a tee joint, one end of the pipeline L4, which is far away from the pipeline L49, is connected between the pipeline L3 and the pipeline L5 through a tee joint, an electric butterfly valve F7 and a check valve V2 are arranged in the pipeline L4, one end of the pipeline L32, which is far away from the pipeline L49, is connected with the middle of the pipeline L31 through a tee joint, and an electric butterfly valve F4 is arranged in the pipeline L58.
The water inlet of the chemical cleaning pump P03 is connected with the water outlet of the chemical cleaning water tank T03 through the pipeline L41, a manual butterfly valve f27 is arranged in the pipeline L41, the water producing port of the chemical cleaning pump P03 is connected with a pipeline L42, and one end, far away from the chemical cleaning pump P03, of the pipeline L42 is connected with a pipeline L43 and a pipeline L44 through a tee joint;
one end of the pipeline L44, which is far away from the pipeline L42, is connected into a chemical cleaning water tank T03, and a manual butterfly valve f29 is arranged in the pipeline L44;
one end of the pipeline L43, which is far away from the pipeline L42, is connected with a water inlet of a security filter F06, and a manual butterfly valve F28 is arranged in the pipeline L43;
the water producing port of the cartridge filter F06 is connected with a pipeline L45, one end of the pipeline L45, which is far away from the cartridge filter F06, is connected with the middle part of the pipeline L22 through a tee joint, and an electric butterfly valve F8 is arranged in the pipeline L45.
The main work of the system comprises system filtration, system backwashing, system chemical cleaning and the like.
The system filtering principle is that raw water enters a raw water tank T01 through a pipeline provided with an electric valve, the raw water is conveyed to a quartz sand filtering device F01 through a raw water pump P01, water filtered by the quartz sand filtering device F01 enters an active carbon filtering device F02, water filtered by an active carbon filtering device F02 enters a security filter F03, water filtered by the security filter F03 enters an ultrafiltration device F04, water filtered by an ultrafiltration device F04 enters an ultrafiltration water tank T02, and water in the ultrafiltration water tank T02 is conveyed to each water using point through a backwashing/water supply pump P02.
The backwashing principle of the system is mainly that ultrafiltration water is conveyed into a cartridge filter F05 through a backwashing/water supply water pump P02 and flows into a device needing cleaning through a pipeline, the water flow mode in the backwashing process is opposite to that of the filtration, an air source is simultaneously connected in the backwashing process, and the cleaning effect is improved by combining a water washing and air washing method, and the backwashing operation mainly aims at a quartz sand filtering device, an active carbon filtering device and an ultrafiltration device.
The chemical cleaning of the system mainly aims at an ultrafiltration system, and the principle of the chemical cleaning is to use chemical substances such as acid, alkali, sodium hypochlorite and the like to clean inorganic or organic matters on the ultrafiltration membrane and recover the membrane flux.
The utility model provides a reclaimed water recycling ultrafiltration system through process and design optimization, which adopts the technical processes of sand filtration, carbon filtration, microfiltration and ultrafiltration to solve the problem of reclaimed water quality, the quality of produced water of the reclaimed water recycling ultrafiltration system basically meets the requirement of municipal tap water quality, and enterprises can basically use the reclaimed water recycling ultrafiltration system directly; the sewage is recycled, the sewage discharge is reduced, and the water resource recycling efficiency is improved. The air washing, the positive flushing and the back washing processes are arranged, so that the service life of the system is prolonged, and the service efficiency of the system is increased; the filtering production operation of the reclaimed water recycling ultrafiltration system can realize semi-automatic operation.
Drawings
FIG. 1 is a schematic structural diagram of the present application,
figure 2 is a schematic diagram of the structure of the filter assembly of the system of the present application,
figure 3 is a schematic diagram of the backwash assembly of the system in the present case,
fig. 4 is a schematic structural diagram of a system chemical cleaning assembly in the present application.
Detailed Description
In order to clearly explain the technical features of the present patent, the following detailed description of the present patent is provided in conjunction with the accompanying drawings.
The utility model is shown in figures 1-4 and comprises a system filtering component, a system backwashing component and a system chemical cleaning component;
the system filtering component comprises a raw water tank T01, a raw water pump P01, a quartz sand filtering device F01, an activated carbon filtering device F02, a cartridge filter F03, an ultrafiltration device F04, an ultrafiltration water tank T02 and a water supply pump P02 which is also used as a backwashing water pump;
raw water is connected into the raw water tank T01, the raw water tank T01 is communicated with a quartz sand filtering device F01 through a raw water pump P01, the quartz sand filtering device F01, an active carbon filtering device F02, a security filter F03, an ultrafiltration device F04 and an ultrafiltration water tank T02 are sequentially communicated, and the ultrafiltration water tank T02 supplies water to a water consumption point through a water supply pump P02;
the system backwashing component comprises a cartridge filter F05, a water inlet of the cartridge filter F05 is communicated with a water production port of the feed water pump P02, and a water production port of the cartridge filter F05 is respectively communicated with a water production port of a quartz sand filtering device F01, a water production port of an activated carbon filtering device F02 and a water production port of an ultrafiltration device F04;
the system chemical cleaning assembly comprises a chemical cleaning pump P03, a security filter F06 and a chemical cleaning water tank T03, wherein the chemical cleaning water tank T03 supplies water to the security filter F06 through the chemical cleaning pump P03, and a water producing port of the security filter F06 is connected with a water inlet of an ultrafiltration device F04.
The raw water tank T01 can be a reinforced concrete structure, a glass fiber reinforced plastic tank, a plastic tank and the like, the raw water is connected into the raw water tank T01 through a pipeline L1, the raw water tank T01 is also provided with a discharge port and an overflow port, and a liquid level switch is arranged in the raw water tank T01; an electric butterfly valve F1 is arranged in the pipeline L1; connecting the discharge port with the valve by using a pipeline, and connecting the overflow port and the discharge port with a sewer pipeline by using a pipeline; the liquid level switch is arranged in the raw water tank T01 and is used for controlling the water level in the tank.
The water inlet of the raw water pump P01 is connected with the water outlet of the raw water tank T01 through the pipeline L2, and a manual butterfly valve f1 is arranged in the pipeline L2; the raw water pump P01 water outlet is connected with the quartz sand filtering device F01 through a pipeline L3, and a pressure gauge P1, a check valve V1 and a manual butterfly valve F2 are arranged in the pipeline L3.
The quartz sand filtering device F01 comprises a tank body, wherein the tank body is provided with a mounting bracket, a water inlet and a water producing port, the tank body is internally provided with an upper water distributor and a lower water distributor, and quartz stone filtering materials with different particle sizes are filled in layers.
A pipeline L5, a pipeline L6, a pipeline L7, a pipeline L8, a pipeline L9, a pipeline L10, a pipeline L11, a pipeline L12, a pipeline L13 and a pipeline L48 are fixedly connected outside the quartz sand filtering device F01, a ball valve B1 and a pressure gauge P2 are installed on the pipeline L5, one end of the pipeline L5 is connected with the pipeline L3, and the other end of the pipeline L5 is connected with the middle of the pipeline L6 through a tee;
two ends of the pipeline L6 are respectively connected with the pipeline L7 and the pipeline L9, one end of the pipeline L7, which is far away from the pipeline L6, and one end of the pipeline L9, which is far away from the pipeline L6, are respectively connected with two ends of the pipeline L8, the middle part of the pipeline L8 is connected with the pipeline L12 through a tee joint, and one end of the pipeline L12, which is far away from the pipeline L8, is connected with an activated carbon filtering device F02; a pressure gauge P3 is arranged on the pipeline L12, and a manual butterfly valve f9 is arranged in the pipeline L12; one end of the pipeline L13 is connected to the middle of the pipeline L12 through a tee joint, the other end of the pipeline L12 is connected with a sewer pipeline, and a manual butterfly valve f8 is arranged in the pipeline L13;
a manual butterfly valve f3 and a manual butterfly valve f4 are arranged in the pipeline L6, the manual butterfly valve f3 is located between the pipeline L5 and the pipeline L7, and the manual butterfly valve f4 is located between the pipeline L5 and the pipeline L9; a manual butterfly valve f5 and a manual butterfly valve f6 are arranged in the pipeline L8, the manual butterfly valve f5 is located between the pipeline L7 and the pipeline L12, and the manual butterfly valve f6 is located between the pipeline L9 and the pipeline L12;
one end of the pipeline L10 is connected with the middle part of the pipeline L7 through a tee joint, and the other end of the pipeline L10 is connected with a water inlet of the quartz sand filtering device F01;
one end of the pipeline L11 is connected to the middle part of the pipeline L9 through a tee joint, and the other end of the pipeline L11 is connected with a water producing port of the quartz sand filtering device F01;
one end of the pipeline L48 is connected with the pipeline L11 through a tee joint, the other end of the pipeline L48 is connected with an air source, and a manual butterfly valve f7 is arranged in the pipeline L48.
The activated carbon filtering device F02 comprises a tank body, wherein the tank body is provided with a mounting bracket, a water inlet and a water producing port, an upper water distributor and a lower water distributor are mounted inside the tank body, and the tank body is filled with activated carbon filtering materials with the same particle size in a layered mode.
A pipeline L14, a pipeline L15, a pipeline L16, a pipeline L17, a pipeline L18, a pipeline L19, a pipeline L20, a pipeline L21 and a pipeline L47 are fixedly connected outside the activated carbon filtering device F02, and one end, far away from the pipeline L8, of the pipeline L12 is connected to the middle of the pipeline L14 through a tee joint;
two ends of the pipeline L14 are respectively connected with a pipeline L15 and a pipeline L17, one end of the pipeline L15, which is far away from the pipeline L14, and one end of the pipeline L17, which is far away from the pipeline L14, are respectively connected with two ends of the pipeline L16, the middle part of the pipeline L16 is connected with the pipeline L20 through a tee joint, and one end of the pipeline L20, which is far away from the pipeline L16, is connected with a security filter F03; a pressure gauge P4 is arranged on the pipeline L20, and a manual butterfly valve f16 is arranged in the pipeline L20; one end of the pipeline L21 is connected to the middle of the pipeline L20 through a tee joint, the other end of the pipeline L20 is connected with a sewer pipeline, and a manual butterfly valve f15 is arranged in the pipeline L21;
a manual butterfly valve f10 and a manual butterfly valve f11 are arranged in the pipeline L14, the manual butterfly valve f10 is located between the pipeline L12 and the pipeline L15, and the manual butterfly valve f11 is located between the pipeline L12 and the pipeline L17; a manual butterfly valve f12 and a manual butterfly valve f13 are arranged in the pipeline L16, the manual butterfly valve f12 is located between the pipeline L15 and the pipeline L20, and the manual butterfly valve f13 is located between the pipeline L17 and the pipeline L20;
one end of the pipeline L18 is connected to the middle part of the pipeline L15 through a tee joint, and the other end of the pipeline L18 is connected with a water inlet of the activated carbon filtering device F02;
one end of the pipeline L19 is connected to the middle part of the pipeline L17 through a tee joint, and the other end of the pipeline L19 is connected with a water producing port of the activated carbon filtering device F02;
one end of the pipeline L47 is connected with the pipeline L19 through a tee joint, the other end of the pipeline L47 is connected with an air source, and a manual butterfly valve f14 is arranged in the pipeline L47.
The cartridge filter F03 comprises a tank body, a pressure gauge P5 and the like. A water inlet, a water production port and an exhaust valve are arranged on a tank body of the cartridge filter F03, and a plurality of filter elements, which can be a melt-blown PP cotton filter element, a wound PP filter element or a folded cotton filter element, are arranged in the tank body of the cartridge filter F03. The water inlet of the cartridge filter F03 is connected with one end, far away from the pipeline L16, of the pipeline L20, the water outlet of the cartridge filter F03 is connected with the pipeline L22, the pipeline L22 is provided with a pressure gauge P6, a pressure gauge P7 and a pressure gauge P8, and the pipeline L22 is internally provided with an electric butterfly valve F2.
The ultrafiltration device F04 comprises a pipeline, an ultrafiltration membrane component, a bracket, a pressure gauge, a valve and the like. The ultrafiltration membrane component 1 and the pipeline are arranged on the bracket, and the pressure gauge and the valve are arranged on the pipeline.
The ultrafiltration device F04 comprises a plurality of ultrafiltration membrane components (1) connected in parallel, wherein the ultrafiltration membrane components (1) are provided with a membrane component water inlet (2), a membrane component thick water port (3), a membrane component lower production water port (4) and a membrane component upper production water port (5); the ultrafiltration membrane component is internally packaged with external pressure type hollow fiber ultrafiltration membrane filaments, the working mode of the ultrafiltration membrane component 1 is external pressure type, and the ultrafiltration membrane component 1 is provided with a plurality of branches which are connected in parallel.
A pipeline L23, a pipeline L24, a pipeline L25, a pipeline L26, a pipeline L27, a pipeline L28, a pipeline L29, a pipeline L30, a pipeline L31, a pipeline L33, a pipeline L34 and a pipeline L46 are fixedly connected to the outside of the ultrafiltration device F04;
the end of the pipeline L22, which is far away from the cartridge filter F03, is connected with the pipeline L23 and the pipeline L46 through a tee joint, an electric butterfly valve F9 is arranged in the pipeline L46, and the end of the pipeline L46, which is far away from the pipeline L22, is connected with an air source; one end of the pipeline L23, which is far away from the pipeline L22, is connected with a pipeline L24, an electric butterfly valve F6 is arranged in the pipeline L24, and one end of the pipeline L24, which is far away from the pipeline L22, is connected with a sewer pipeline;
all the membrane module water inlets (2) are connected with the pipeline L23 through pipelines, all the membrane module concentrate nozzles (3) are connected with the pipeline L25 through pipelines, all the membrane module lower water producing nozzles (4) are connected with the pipeline L27 through pipelines, and all the membrane module upper water producing nozzles (5) are connected with the pipeline L26 through pipelines;
the pipeline L25 is connected and communicated with the pipeline L28 and the pipeline L29 through a tee joint, and the pressure gauge P9 is installed on the pipeline L25;
an electric butterfly valve F5 and a manual butterfly valve F19 are arranged in the pipeline L28, and one end, far away from the pipeline L25, of the pipeline L28 is connected with a sewer pipeline;
a manual butterfly valve f17 and a manual butterfly valve f18 are arranged in the pipeline L29, and one end, far away from the pipeline L25, of the pipeline L29 is connected with a chemical cleaning water tank T03;
two ends of the pipeline L30 are respectively connected with the middle part of the pipeline L28 and the middle part of the pipeline L29 through a tee joint, one end of the pipeline L30 is positioned between the electric butterfly valve F5 and the manual butterfly valve F19, and the other end of the pipeline L30 is positioned between the manual butterfly valve F17 and the manual butterfly valve F18;
one end of the pipeline L31 is connected and communicated with the pipeline L26 and the pipeline L27 through a tee joint, the other end of the pipeline L31 is connected and communicated with the pipeline L33 and the pipeline L34 through a tee joint, and a pressure gauge P10 and the ball valve B2 are mounted on the pipeline L31;
a manual butterfly valve f20 is arranged in the pipeline L33, and one end of the pipeline L33 far away from the pipeline L31 is connected with a sewer pipeline;
a manual butterfly valve 21, an electric butterfly valve F3, an electromagnetic flowmeter FI1 and a manual butterfly valve 22 are sequentially arranged in the pipeline L34 from the side where the ultrafiltration device F04 is located, and one end, far away from the pipeline L31, of the pipeline L34 is connected with an ultrafiltration water tank T02.
The ultrafiltration water tank T02 can be a reinforced concrete structure, a glass fiber reinforced plastic tank, a plastic tank and the like, and the ultrafiltration water tank T02 is provided with a discharge port, an overflow port and a liquid level switch. The discharge port is connected to a valve using a pipe, and the overflow port and the discharge port valve are connected to a sewer pipe using pipes. The liquid level switch is arranged in the ultrafiltration water tank T02 and is used for controlling the water level in the tank;
a water outlet of the ultrafiltration water tank T02 is connected with a water inlet of a water supply water pump P02 through a pipeline L35, a manual butterfly valve f23 is arranged in the pipeline L35, a water production port of the water supply water pump P02 is connected with a pipeline L36, a pressure gauge P12 and a check valve V3 are mounted on the pipeline L36, the pipeline L36 is connected with a water consumption point through a pipeline L38 and a pipeline L40 in sequence, and a manual butterfly valve f25 is arranged in the pipeline L40; the main purpose of the feed water pump P02 is to provide backwashing and to deliver ultrafiltration product water to the point of use.
The pipeline L38 and the pipeline L40 are connected through a tee joint, the tee joint is further connected with a pipeline L39, one end, far away from the pipeline L38, of the pipeline L39 is connected with a chemical cleaning water tank T03, and a manual butterfly valve f26 is arranged in the pipeline L39.
The cartridge filter F05 comprises a tank body, a pressure gauge P11 and the like. The safety filter F05 tank body is provided with a water inlet, a water production port and an exhaust valve, and the safety filter F05 tank body is internally provided with a plurality of filter elements which can be a melt-blown PP cotton filter element, a wound PP filter element or a folded cotton filter element. A water inlet of the cartridge filter F05 is connected with a pipeline L37, the pipeline L37 is connected between a pipeline L36 and a pipeline L38 through a tee joint, and a manual butterfly valve F24 is arranged in the pipeline L37;
the water producing port of the security filter F05 is connected with a pipeline L49, one end of the pipeline L49, which is far away from the security filter F05, is connected with a pipeline L4 and a pipeline L32 through a tee joint, one end of the pipeline L4, which is far away from the pipeline L49, is connected between the pipeline L3 and the pipeline L5 through a tee joint, an electric butterfly valve F7 and a check valve V2 are arranged in the pipeline L4, one end of the pipeline L32, which is far away from the pipeline L49, is connected with the middle of the pipeline L31 through a tee joint, and an electric butterfly valve F4 is arranged in the pipeline L58.
The chemical cleaning water tank T03 can be a reinforced concrete structure, a glass fiber reinforced plastic tank, a plastic tank and the like, and the chemical cleaning water tank T03 is provided with a discharge port, an overflow port and a liquid level switch. The discharge port is connected to a valve using a pipe, and the overflow port and the discharge port valve are connected to a sewer pipe using pipes. The liquid level switch is arranged in the chemical cleaning water tank T03 and controls the water level in the tank.
The chemical cleaning pump P03 is provided with a water inlet and a water producing port. The water inlet of the chemical cleaning pump P03 is connected with the water outlet of a chemical cleaning water tank T03 through the pipeline L41, a manual butterfly valve f27 is arranged in the pipeline L41, the water producing port of the chemical cleaning pump P03 is connected with a pipeline L42, the pressure gauge P13 and a check valve V4 are mounted on the pipeline L42, and one end, far away from the chemical cleaning pump P03, of the pipeline L42 is connected with the pipeline L43 and the pipeline L44 through a tee joint;
one end of the pipeline L44, which is far away from the pipeline L42, is connected into a chemical cleaning water tank T03, and a manual butterfly valve f29 is arranged in the pipeline L44;
one end of the pipeline L43, which is far away from the pipeline L42, is connected with a water inlet of a security filter F06, and a manual butterfly valve F28 is arranged in the pipeline L43.
The cartridge filter F06 comprises a tank body, a pressure gauge P14 and the like. The safety filter F06 tank body is provided with a water inlet, a water production port and an exhaust valve, and the safety filter F06 tank body is internally provided with a plurality of filter elements which can be a melt-blown PP cotton filter element, a wound PP filter element or a folded cotton filter element.
The water producing port of the cartridge filter F06 is connected with a pipeline L45, one end of the pipeline L45, which is far away from the cartridge filter F06, is connected with the middle part of the pipeline L22 through a tee joint (namely, the pipeline L22, a tee joint is arranged between the pressure gauge P7 and the electric butterfly valve F2 and is connected with the drug washing pipeline L45), and the electric butterfly valve F8 is arranged in the pipeline L45.
As shown in fig. 2, the system filters: starting an electric butterfly valve F1, enabling raw water to enter a raw water tank T01, starting manual butterfly valves F1, F2, F3, F6, F9, F10, F13 and F16, and enabling a quartz sand filter device F01 and an active carbon filter device F02 to be in a filter starting mode.
And opening the manual butterfly valves f19, f21 and f22, and opening the manual butterfly valve f17 to a position 1/4 to enable the ultrafiltration device to be in a filtration mode.
The liquid level of a raw water tank T01 reaches a high level, electric butterfly valves F2 and F5 are started, a raw water pump P01 is started, raw water flows through a quartz sand filtering device F01, an activated carbon filtering device F02 and a security filter F03 through the raw water pump P01 and then enters an ultrafiltration device F04, after water filtered by a preceding stage washes an ultrafiltration membrane component for 3 minutes, the electric butterfly valve F3 is started, the electric butterfly valve F5 is closed, and the ultrafiltration device starts to produce water; meanwhile, an air source (the pressure is controlled to be 0.3 MPa) is connected into a pipeline L46, an electric butterfly valve F9 is started, an air washing mode of an ultrafiltration membrane component is started, and the ultrafiltration antifouling capacity is enhanced.
The water flow produced by ultrafiltration is measured by an electromagnetic flowmeter, whether the water flow meets the design requirements or not is observed, the discharge amount of concentrated water is adjusted by a manual butterfly valve f17, and the water flow produced by ultrafiltration is adjusted. And after the liquid level of the ultrafiltration water tank reaches a high level, the raw water pump P01 automatically stops, and the water production stops. The ultrafiltration water is delivered to the water use point by the backwash/feedwater pump P02 as required by the water use point.
As shown in fig. 3, the system is backwashed: after the ultrafiltration system operates for a period of time, because the filter material and the filter membrane are polluted and blocked, the filter system needs to be backwashed, and the filtering function of the ultrafiltration system is recovered. The system backwashing comprises backwashing of a quartz sand filtering device F01, an activated carbon filtering device F02 and an ultrafiltration device.
Backwashing of the quartz sand filter device F01: opening manual butterfly valves F24, F23, F4, F5 and F8, starting an electric butterfly valve F7 and a backwashing/water supply water pump P02, enabling ultrafiltration water to enter a backwashing/water supply water pump P02 from an ultrafiltration water tank T02, conveying the ultrafiltration water to a security filter F05 through the backwashing/water supply water pump P02, flowing through a pipeline L49, an L4, an L5, an L6, a manual butterfly valve F4 and a pipeline L11, entering a tank body from a water production port of a quartz sand filter F01 tank body, flushing quartz sand filter materials from bottom to top, enabling backwashing concentrated water to flow out through a water inlet of the tank body, flowing through pipelines L10, the manual butterfly valve F10, pipelines L10, L10 and the manual butterfly valve F10, discharging the backwashing water pipeline L10, and simultaneously connecting a gas source (with the pressure controlled at 0.3 MPa) to the pipeline L10, opening the manual butterfly valve F10, and enhancing the backwashing effect in a gas washing mode. The back flushing time of the quartz sand filter unit F01 took about 10-15 minutes.
Backwashing of the activated carbon filter device F02: the method comprises the steps of starting manual butterfly valves F23, F24, F3, F5, F9, F11, F12 and F15, starting an electric butterfly valve F7 and a backwashing/water supply water pump P02, enabling ultrafiltration water to enter a backwashing/water supply water pump P02 from an ultrafiltration water tank T02, conveying the ultrafiltration water to a security filter F05 through the backwashing/water supply water pump P02, flowing through a pipeline L49, L4, L5, L6 and L7, L8, L12 and L4, enabling manual butterfly valves F11 and L11, entering a tank body from a water production port of an activated carbon filter F02 tank body, flushing activated carbon filter materials from bottom to top, enabling backwashing concentrated water to flow out through a water inlet of the tank body, flowing through pipelines L18, L15, manual butterfly valves F12, pipelines L16, L20 and L21 and manual butterfly valves 15, discharging the backwashing water into a sewer pipe, and simultaneously enabling the pressure of the manual butterfly valve F15 to be controlled at 0.3MPa, and enabling the manual butterfly valve to be switched in a backwashing mode to enhance the backwashing effect. The back flushing time of the activated carbon filter unit F02 is about 10-15 minutes.
Backwashing of the ultrafiltration device F04: opening manual butterfly valves F23, F24 and F19, starting electric butterfly valves F4, F5 and F6 and a backwashing/water supply water pump P02, enabling ultrafiltration water to enter the backwashing/water supply water pump P02 from an ultrafiltration water tank T02, conveying the ultrafiltration water to a safety filter F05 through a backwashing/water supply water pump P02, enabling the ultrafiltration backwashing water to permeate from the inner wall to the outer wall of membrane wires through pipelines L49, L32, L26 and L27, enabling the backwashing concentrated water to flow out through water inlets 4 and concentrated water outlets 5 of the membrane assemblies in the ultrafiltration device F04, enabling the backwashing concentrated water to flow through the pipelines L23, L25, L28, electric butterfly valves F5, manual butterfly valves F19, pipelines L24 and electric butterfly valves F6, discharging the backwashing water into a sewer pipeline, controlling the pressure of a gas source (pressure is controlled to be 0.3 MPa) to be connected into the pipeline L46, starting the electric butterfly valves F9, and flushing the surface of the membrane assemblies by using electric butterfly valves F9, the backwashing effect is enhanced. The backwash time of the ultrafiltration device F04 took approximately 10-15 minutes.
As shown in fig. 4, the system is chemically cleaned: the process mainly aims at an ultrafiltration device and adopts the principle that chemical substances such as acid, alkali, sodium hypochlorite and the like are used for cleaning inorganic or organic matters which are polluted and blocked by an ultrafiltration membrane, the membrane flux is recovered, the process comprises the steps of adding acid and alkali with required quantity into a chemical cleaning water tank, adding ultrafiltration water to prepare required chemical cleaning solution, pumping the chemical cleaning solution into a security filter F06 through a chemical cleaning pump P03, feeding the chemical cleaning solution into an ultrafiltration membrane component through a pipeline L45, refluxing the chemical cleaning water tank through a pipeline L29, repeatedly circulating for a certain time, discharging the cleaned wastewater, and washing the wastewater for 2-3 times by using ultrafiltration water to complete chemical cleaning.
The present invention has many specific implementation ways, and the above description is only the preferred embodiment of the present invention, it should be noted that, for those skilled in the art, a plurality of improvements can be made without departing from the principles of the present invention, and these improvements should also be regarded as the protection scope of the present invention.
Claims (9)
1. The reclaimed water recycling ultrafiltration system is characterized by comprising a system filtration component, a system backwashing component and a system chemical cleaning component;
the system filtering component comprises a raw water tank T01, a raw water pump P01, a quartz sand filtering device F01, an activated carbon filtering device F02, a cartridge filter F03, an ultrafiltration device F04, an ultrafiltration water tank T02 and a feed water pump P02;
raw water is connected into the raw water tank T01, the raw water tank T01 is communicated with a quartz sand filtering device F01 through a raw water pump P01, the quartz sand filtering device F01, an active carbon filtering device F02, a security filter F03, an ultrafiltration device F04 and an ultrafiltration water tank T02 are sequentially communicated, and the ultrafiltration water tank T02 supplies water to a water consumption point through a water supply pump P02;
the system backwashing component comprises a cartridge filter F05, a water inlet of the cartridge filter F05 is communicated with a water production port of the feed water pump P02, and a water production port of the cartridge filter F05 is respectively communicated with a water production port of a quartz sand filtering device F01, a water production port of an activated carbon filtering device F02 and a water production port of an ultrafiltration device F04;
the system chemical cleaning assembly comprises a chemical cleaning pump P03, a security filter F06 and a chemical cleaning water tank T03, wherein the chemical cleaning water tank T03 supplies water to the security filter F06 through the chemical cleaning pump P03, and a water producing port of the security filter F06 is connected with a water inlet of an ultrafiltration device F04.
2. The ultrafiltration system for reclaimed water reuse according to claim 1, wherein the raw water is connected to the raw water tank T01 through a pipeline L1, the raw water tank T01 further has a discharge port and an overflow port, and a liquid level switch is arranged in the raw water tank T01; an electric butterfly valve F1 is arranged in the pipeline L1; connecting the discharge port with the valve by using a pipeline, and connecting the overflow port and the discharge port with a sewer pipeline by using a pipeline; the liquid level switch is arranged in the raw water tank T01 and is used for controlling the water level in the tank.
3. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a water inlet of the raw water pump P01 is connected with a water outlet of the raw water tank T01 through a pipeline L2, and a manual butterfly valve f1 is arranged in the pipeline L2; the raw water pump P01 water outlet is connected with the quartz sand filtering device F01 through a pipeline L3, and a pressure gauge P1, a check valve V1 and a manual butterfly valve F2 are arranged in the pipeline L3.
4. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a pipeline L5, a pipeline L6, a pipeline L7, a pipeline L8, a pipeline L9, a pipeline L10, a pipeline L11, a pipeline L12, a pipeline L13, a pipeline L48 are fixedly connected outside the quartz sand filter device F01, one end of the pipeline L5 is connected with the pipeline L3, and the other end is connected with the middle part of the pipeline L6;
two ends of the pipeline L6 are respectively connected with the pipeline L7 and the pipeline L9, one end of the pipeline L7, which is far away from the pipeline L6, and one end of the pipeline L9, which is far away from the pipeline L6, are respectively connected with two ends of the pipeline L8, the middle part of the pipeline L8 is connected with the pipeline L12, and one end of the pipeline L12, which is far away from the pipeline L8, is connected with an activated carbon filtering device F02; a manual butterfly valve f9 is arranged in the pipeline L12; one end of the pipeline L13 is connected to the middle of the pipeline L12, the other end of the pipeline L12 is connected with a sewer pipeline, and a manual butterfly valve f8 is arranged in the pipeline L13;
a manual butterfly valve f3 and a manual butterfly valve f4 are arranged in the pipeline L6, the manual butterfly valve f3 is located between the pipeline L5 and the pipeline L7, and the manual butterfly valve f4 is located between the pipeline L5 and the pipeline L9; a manual butterfly valve f5 and a manual butterfly valve f6 are arranged in the pipeline L8, the manual butterfly valve f5 is located between the pipeline L7 and the pipeline L12, and the manual butterfly valve f6 is located between the pipeline L9 and the pipeline L12;
one end of the pipeline L10 is connected to the middle part of the pipeline L7, and the other end of the pipeline L10 is connected with the water inlet of the quartz sand filtering device F01;
one end of the pipeline L11 is connected to the middle part of the pipeline L9, and the other end of the pipeline L11 is connected with a water producing port of the quartz sand filtering device F01;
one end of the pipeline L48 is connected with the pipeline L11, the other end of the pipeline L48 is connected with an air source, and a manual butterfly valve f7 is arranged in the pipeline L48.
5. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a pipeline L14, a pipeline L15, a pipeline L16, a pipeline L17, a pipeline L18, a pipeline L19, a pipeline L20, a pipeline L21 and a pipeline L47 are fixedly connected outside the activated carbon filtration device F02, and one end of the pipeline L12, which is far away from the pipeline L8, is connected to the middle of the pipeline L14;
two ends of the pipeline L14 are respectively connected with a pipeline L15 and a pipeline L17, one end of the pipeline L15, which is far away from the pipeline L14, and one end of the pipeline L17, which is far away from the pipeline L14, are respectively connected with two ends of the pipeline L16, the middle of the pipeline L16 is connected with the pipeline L20, and one end of the pipeline L20, which is far away from the pipeline L16, is connected with a security filter F03; a manual butterfly valve f16 is arranged in the pipeline L20; one end of the pipeline L21 is connected to the middle of the pipeline L20, the other end of the pipeline L20 is connected with a sewer pipeline, and a manual butterfly valve f15 is arranged in the pipeline L21;
a manual butterfly valve f10 and a manual butterfly valve f11 are arranged in the pipeline L14, the manual butterfly valve f10 is located between the pipeline L12 and the pipeline L15, and the manual butterfly valve f11 is located between the pipeline L12 and the pipeline L17; a manual butterfly valve f12 and a manual butterfly valve f13 are arranged in the pipeline L16, the manual butterfly valve f12 is located between the pipeline L15 and the pipeline L20, and the manual butterfly valve f13 is located between the pipeline L17 and the pipeline L20;
one end of the pipeline L18 is connected to the middle part of the pipeline L15, and the other end of the pipeline L18 is connected with the water inlet of the activated carbon filtering device F02;
one end of the pipeline L19 is connected to the middle part of the pipeline L17, and the other end of the pipeline L19 is connected with a water producing port of the activated carbon filtering device F02;
one end of the pipeline L47 is connected with the pipeline L19, the other end of the pipeline L47 is connected with an air source, and a manual butterfly valve f14 is arranged in the pipeline L47;
the water inlet of the cartridge filter F03 is connected with one end of the pipeline L20 far away from the pipeline L16, the water outlet of the cartridge filter F03 is connected with the pipeline L22, and an electric butterfly valve F2 is arranged in the pipeline L22.
6. The reclaimed water recycling ultrafiltration system according to claim 1, wherein the ultrafiltration device F04 comprises a plurality of parallel ultrafiltration membrane modules (1), and the ultrafiltration membrane modules (1) are provided with a membrane module water inlet (2), a membrane module concentrate outlet (3), a membrane module lower water outlet (4) and a membrane module upper water outlet (5);
a pipeline L23, a pipeline L24, a pipeline L25, a pipeline L26, a pipeline L27, a pipeline L28, a pipeline L29, a pipeline L30, a pipeline L31, a pipeline L33, a pipeline L34 and a pipeline L46 are fixedly connected to the outside of the ultrafiltration device F04;
the end of the pipeline L22, which is far away from the cartridge filter F03, is connected with the pipeline L23 and the pipeline L46 through a tee joint, an electric butterfly valve F9 is arranged in the pipeline L46, and the end of the pipeline L46, which is far away from the pipeline L22, is connected with an air source; one end of the pipeline L23, which is far away from the pipeline L22, is connected with a pipeline L24, an electric butterfly valve F6 is arranged in the pipeline L24, and one end of the pipeline L24, which is far away from the pipeline L22, is connected with a sewer pipeline;
all the membrane module water inlets (2) are connected with the pipeline L23, all the membrane module concentrate outlets (3) are connected with the pipeline L25, all the membrane module lower water producing outlets (4) are connected with the pipeline L27, and all the membrane module upper water producing outlets (5) are connected with the pipeline L26;
the pipeline L25 is connected and communicated with the pipeline L28 and the pipeline L29 through a tee joint;
an electric butterfly valve F5 and a manual butterfly valve F19 are arranged in the pipeline L28, and one end, far away from the pipeline L25, of the pipeline L28 is connected with a sewer pipeline;
a manual butterfly valve f17 and a manual butterfly valve f18 are arranged in the pipeline L29, and one end, far away from the pipeline L25, of the pipeline L29 is connected with a chemical cleaning water tank T03;
two ends of the pipeline L30 are respectively connected with the middle part of the pipeline L28 and the middle part of the pipeline L29, one end of the pipeline L30 is positioned between the electric butterfly valve F5 and the manual butterfly valve F19, and the other end of the pipeline L30 is positioned between the manual butterfly valve F17 and the manual butterfly valve F18;
one end of the pipeline L31 is connected and communicated with the pipeline L26 and the pipeline L27 through a tee joint, and the other end of the pipeline L31 is connected and communicated with the pipeline L33 and the pipeline L34 through a tee joint;
a manual butterfly valve f20 is arranged in the pipeline L33, and one end of the pipeline L33 far away from the pipeline L31 is connected with a sewer pipeline;
a manual butterfly valve 21, an electric butterfly valve F3, an electromagnetic flowmeter FI1 and a manual butterfly valve 22 are sequentially arranged in the pipeline L34 from the side where the ultrafiltration device F04 is located, and one end, far away from the pipeline L31, of the pipeline L34 is connected with an ultrafiltration water tank T02.
7. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a water outlet of the ultrafiltration water tank T02 is connected with a water inlet of a feed water pump P02 through a pipeline L35, a manual butterfly valve f23 is arranged in the pipeline L35, a water production port of the feed water pump P02 is connected with a pipeline L36, the pipeline L36 is connected with a water consumption point through a pipeline L38 and a pipeline L40 in sequence, and a manual butterfly valve f25 is arranged in the pipeline L40;
the pipeline L38 and the pipeline L40 are connected through a tee joint, the tee joint is further connected with a pipeline L39, one end, far away from the pipeline L38, of the pipeline L39 is connected with a chemical cleaning water tank T03, and a manual butterfly valve f26 is arranged in the pipeline L39.
8. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a pipeline L37 is connected to a water inlet of the cartridge filter F05, the pipeline L37 is connected between the pipeline L36 and the pipeline L38 through a tee joint, and a manual butterfly valve F24 is arranged in the pipeline L37;
the water producing port of the security filter F05 is connected with a pipeline L49, one end of the pipeline L49, which is far away from the security filter F05, is connected with a pipeline L4 and a pipeline L32 through a tee joint, one end of the pipeline L4, which is far away from the pipeline L49, is connected between the pipeline L3 and the pipeline L5 through a tee joint, an electric butterfly valve F7 and a check valve V2 are arranged in the pipeline L4, one end of the pipeline L32, which is far away from the pipeline L49, is connected with the middle of the pipeline L31 through a tee joint, and an electric butterfly valve F4 is arranged in the pipeline L58.
9. The reclaimed water recycling ultrafiltration system according to claim 1, wherein a water inlet of the chemical cleaning pump P03 is connected with a water outlet of the chemical cleaning water tank T03 through a pipeline L41, a manual butterfly valve f27 is arranged in the pipeline L41, a water outlet of the chemical cleaning pump P03 is connected with a pipeline L42, and one end of the pipeline L42, which is far away from the chemical cleaning pump P03, is connected with a pipeline L43 and a pipeline L44 through a tee joint;
one end of the pipeline L44, which is far away from the pipeline L42, is connected into a chemical cleaning water tank T03, and a manual butterfly valve f29 is arranged in the pipeline L44;
one end of the pipeline L43, which is far away from the pipeline L42, is connected with a water inlet of a security filter F06, and a manual butterfly valve F28 is arranged in the pipeline L43;
the water producing port of the cartridge filter F06 is connected with a pipeline L45, one end of the pipeline L45, which is far away from the cartridge filter F06, is connected with the middle part of the pipeline L22 through a tee joint, and an electric butterfly valve F8 is arranged in the pipeline L45.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185034A (en) * | 2021-05-26 | 2021-07-30 | 东莞市华清环保工程有限公司 | Zero-discharge system for semiconductor grinding and scribing wastewater |
| CN115337784A (en) * | 2022-08-23 | 2022-11-15 | 湖南龙新净水科技有限公司 | Novel water purifier |
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2020
- 2020-04-03 CN CN202020486459.8U patent/CN212504255U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185034A (en) * | 2021-05-26 | 2021-07-30 | 东莞市华清环保工程有限公司 | Zero-discharge system for semiconductor grinding and scribing wastewater |
| CN115337784A (en) * | 2022-08-23 | 2022-11-15 | 湖南龙新净水科技有限公司 | Novel water purifier |
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