CN217651016U - Water supply treatment system of tap water plant - Google Patents

Abstract

The utility model discloses a water supply treatment system of a tap water plant, which comprises a mixing tank, a flocculation system, a carbon filter membrane tank, a water storage tank, a V-shaped filter tank and a clean water tank which are connected in sequence; the utility model provides a pair of waterworks water supply treatment system, simple structure, convenient operation adopts in the system to optimize multistage flocculation, sets up high-efficient charcoal filter membrane pond before V type filtering pond, through reasonable combination, the cooperation of a plurality of structures, each process units's of full play effect is used the utility model provides a system can handle the high feedwater raw water of pollutant, makes the stable up to standard of play water, ensures the safety of drinking water.

Description

A water supply treatment system for a waterworks

technical field

The utility model discloses and relates to the technical field of water supply and drainage, in particular to a water supply treatment system for a waterworks.

Background technique

With the development of science and technology and the improvement of living standards, people's requirements for drinking water quality have gradually increased, and drinking water safety and healthy drinking water have attracted increasing attention. At present, the raw water resources of tap water mainly include groundwater, lakes, reservoirs, Yangtze River, etc. Surface water and Yangtze River water have high turbidity, high chromaticity and odor, and high iron and manganese concentration in dry season, which requires higher technical requirements for water treatment systems. . The conventional treatment equipment of domestic water plants includes coagulation, sedimentation, filtration, disinfection, etc., but the treatment effect of surface water or Yangtze River water in dry season is not good, and the equipment covers a large area. Therefore, there is an urgent need for an efficient and reliable water supply treatment system.

Utility model content

In view of this, the present disclosure provides a water supply treatment system for a waterworks, so as to achieve the purpose of efficiently treating incoming water.

The technical solution provided by the utility model is, in particular, a water supply treatment system for a water plant, including a mixing tank, a flocculation system, a carbon filter membrane tank, a water storage tank, a V-type filter tank, and a clear water tank connected in sequence;

The carbon filter membrane pool is provided with a plurality of hollow cylindrical stainless steel mesh filter cartridges and powder activated carbon stacks, the powder activated carbon stack is filled in the carbon filter membrane pool, and the multiple hollow cylindrical stainless steel mesh filter cartridges are arranged vertically and in parallel at equal intervals. Arranged in the carbon filter membrane tank, the lower outlet of each hollow cylindrical stainless steel mesh filter cartridge is connected to the clean water main pipe, and the clean water main pipe outlet is provided with two branches: the first branch, the second branch; the clean water main pipe The first branch is connected with the reservoir, and the clean water main pipe is connected with the mixing tank through the second branch; the carbon filter membrane tank is provided with a perforated aeration device at the bottom and a high-pressure backwashing device at the upper part.

The mixing tank is respectively communicated with the PAC medicine dissolving tank and the PAM medicine dissolving tank.

The flocculation system adopts a multi-channel three-stage flocculation device, and the multi-channel three-stage flocculation device includes a first-level flocculation tank, a second-level flocculation tank, and a three-level flocculation tank connected in sequence. The first-level flocculation tank and the second-level flocculation tank A wave-shaped folded plate structure is installed in the pool. A plurality of wave-shaped folded plates in the first-stage flocculation tank are arranged opposite each other, and a plurality of wave-shaped folded plates in the second-stage flocculation tank are arranged in parallel. Folded plate structure.

The water in the multi-channel tertiary flocculation device flows up and down, and the bottoms of the primary flocculation tank, the secondary flocculation tank, and the tertiary flocculation tank are respectively provided with a mud hopper and a mud discharge pipe, and the mud hopper communicates with the mud discharge pipe.

The secondary flocculation tank is communicated with the PAM medicine dissolving tank.

The secondary flocculation tank and the tertiary flocculation tank are also communicated through a return pipe, and a flocculation liquid return pump is arranged on the return pipe.

The clean water main pipe is arranged parallel to the bottom of the carbon filter membrane tank, and the clean water main pipe is fixed at the bottom of the carbon filter membrane tank through a clamp structure.

The first branch is provided with a self-priming pump, and the second branch is provided with a backwash water pump.

A blower is installed outside the carbon filter membrane pool, and the perforated aeration device is connected with the blower.

The high-pressure backwashing device includes a water spray pipe, a power sliding mechanism, a centrifugal pump and a water supply pipe. The upper ends of the carbon filter membrane tank are provided with I-shaped rails, and the sliding wheels at both ends of the power sliding mechanism are connected to the I-shaped rails. The tracks are matched, a plurality of the water spray pipes are connected to the lower part of the power sliding mechanism, the water supply pipes are communicated with the water spray pipes, and a centrifugal pump is arranged on the water supply pipes; Driven by the power sliding mechanism, a plurality of water spray pipes move and spray water parallel to the hollow cylindrical stainless steel mesh filter cartridge.

The water supply treatment system provided by the utility model has the advantages of simple structure and convenient operation. The optimized multi-stage flocculation is adopted in the system, and a high-efficiency carbon filter membrane tank is arranged in front of the V-shaped filter tank. The function of each process device is fully exerted, and the system provided by the utility model can be used to process the raw water of the feed water with high pollutants, so that the effluent can reach the standard stably and ensure the safety of drinking water.

It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not intended to limit the disclosure of the present invention.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. It is obvious to those skilled in the art that In other words, on the premise of no creative work, other drawings can also be obtained based on these drawings.

FIG. 1 is a schematic diagram of the composition of a water supply treatment system of a waterworks provided by the disclosed embodiment of the present invention.

Detailed ways

Exemplary embodiments will be described in detail herein, examples of which are illustrated in the accompanying drawings. Where the following description refers to the drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present invention. Rather, they are merely examples of systems consistent with some aspects of the invention as recited in the appended claims.

In order to solve the problem that the treatment effect of the water plant on the surface water or the Yangtze River water in the dry season is not good, this embodiment provides a water supply treatment system for the water plant, as shown in Figure 1, including a mixing tank 1 and a flocculation system connected in sequence, Carbon filter membrane tank 5, storage tank 6, V-type filter tank 7, clean water tank 8;

The carbon filter membrane pool 5 is provided with a plurality of hollow cylindrical stainless steel mesh filter cartridges 22 and a powder activated carbon stack 16, the powder activated carbon stack 16 is filled in the carbon filter membrane pool 5, and the multiple hollow cylindrical stainless steel mesh filter cartridges are vertical and equally spaced. Arranged in parallel in the filter membrane tank 5, the lower end outlet of each hollow cylindrical stainless steel mesh filter cartridge 22 is communicated with the clean water main pipe 10, and the outlet of the clean water main pipe 10 is provided with two branches: the first branch 101, the second branch Road 102; the clean water main pipe 10 is communicated with the reservoir 6 through the first branch 101, and the clean water main pipe 10 is communicated with the mixing tank 1 through the second branch 102; the clean water main pipe 10 is arranged parallel to the bottom of the carbon filter membrane tank 5, The clean water main pipe 10 is fixed at the bottom of the carbon filter membrane tank 5 through a clamp structure.

A perforated aeration device 11 is installed at the bottom of the carbon filter membrane tank 5, and a high-pressure backwashing device is installed at the upper part. A blower 12 is installed outside the carbon filter membrane tank 5 , and the perforated aeration device 11 is connected to the blower 12 .

The mixing tank 1 is additionally connected to the PAC drug dissolving tank 17 and the PAM drug dissolving tank 18, and the connecting pipelines are respectively provided with a feeding pump 1 19 and a feeding pump two 20. The secondary flocculation tank 3 is additionally connected to the PAM drug dissolving tank 18. The first The branch 101 is provided with a self-priming pump 14 , and the second branch 102 is provided with a backwash water pump 24 .

The feed water raw water is fully mixed with PAC and PAM in the mixing tank 1, and enters the multi-stage high-efficiency flocculation system to form flocs. The flocs flow into the high-efficiency carbon filter membrane tank 5. Filtration, the undissolved and soluble pollutants are adsorbed by the carbon filter membrane; the effluent in the high-efficiency carbon filter membrane tank 5 enters the reservoir 6 through the strong self-priming pump, and then enters the V-type filter tank 7, and passes through the homogeneous sand filter. The material is filtered, the clean water enters the clear water tank, and is fully mixed and disinfected in the clear water tank.

The reason for the above-mentioned formation of the carbon filter membrane is that: the high-efficiency carbon filter membrane pool 5 is provided with a hollow cylindrical stainless steel mesh filter cartridge 22 and a powdered activated carbon 16 . The powdered activated carbon is fully mixed and adsorbed by the powdered activated carbon and the raw water in the high-efficiency carbon filter membrane pool 5 through the action of the blower 12 and the perforated aeration device 11. Under the action of the powerful self-priming pump 14, the powdered activated carbon is covered on the hollow cylindrical stainless steel mesh. A carbon filter membrane is formed on the filter cartridge 22; clean water flows into the clean water main pipe 10 from the hollow cylindrical stainless steel mesh 22, and flows to the reservoir 6 through the first branch 101;

The flocculation system adopts a multi-channel three-stage flocculation device. The multi-channel three-stage flocculation device includes a first-level flocculation tank 2, a second-level flocculation tank 3, a third-level flocculation tank 4, a first-level flocculation tank 2, and a second-level flocculation tank 3. A wave-shaped folded plate structure is installed inside, and the plurality of wave-shaped folded plates in the first-level flocculation tank 2 are arranged opposite each other, and the multiple wave-shaped folded plates in the second-level flocculation tank 3 are arranged in parallel. A straight plate-shaped folded plate structure is installed. The flocculation system in this embodiment is a multi-channel three-stage flocculation device, the first-stage flocculation 2 is a relative flow, the second-stage flocculation 3 is a co-current flow, and the third-stage flocculation 4 is a straight plate flow. Among them, the secondary flocculation tank 3 and the tertiary flocculation tank 4 are also communicated through a return pipe, and the return pipe is provided with a flocculation liquid return pump 21, that is, the flocculation liquid of the tertiary flocculation tank 4 is returned to the secondary flocculation tank 3. , making the flocculation effect better.

The water in the multi-channel three-stage flocculation device flows up and down. The bottom of the first-stage flocculation tank 2, the second-stage flocculation tank 3, and the third-stage flocculation tank 4 are respectively provided with a mud bucket and a mud discharge pipe 15, and the mud bucket is communicated with the mud discharge pipe 15. . The waste mud deposited in the multi-stage flocculation tank is collected by the mud bucket at the bottom and merged into the mud discharge pipe 15;

The high-pressure backwashing device is used to periodically clean the hollow cylindrical stainless steel mesh filter cartridge 22 deposited with pollutants. Any structure in the prior art that can achieve this effect can be used. The high-pressure backwashing device selected in this embodiment includes water spraying. Pipe, power sliding mechanism 25, centrifugal pump 23 and water supply pipe 231, the upper two ends of the carbon filter membrane tank 5 are provided with I-shaped rails, the sliding wheels at both ends of the power sliding mechanism match the I-shaped rails, and the sliding wheels on both sides are provided with I-shaped rails. Just enough to walk on the tracks on both sides, a plurality of water spray pipes are connected to the lower part of the power sliding mechanism, the water spray pipes are arranged in the middle of the sliding wheels on both sides, and are equally spaced. The water supply pipe is connected with the water spray pipe. There is a centrifugal pump 23, which supplies water for the water spray pipe. The outer wall of the water spray pipe is provided with a plurality of water spray holes. The drum 22 moves to spray water.

In the high-efficiency carbon filter membrane tank 5, when the powdered activated carbon pollutants are saturated, the centrifugal pump 23 provides high-pressure flushing water for the high-pressure backwashing device 13. The high-pressure backwashing device 13 can run parallel to the hollow cylindrical stainless steel mesh filter cartridge 22, and the powdered activated carbon passes through the high pressure The water rinse can be recycled. The backwash wastewater enters the mixing tank 1 through the second branch 102 and the backwash water pump 24 for reprocessing.

In the structure disclosed in this embodiment, structures such as multi-stage flocculation backflow and carbon filter membrane tanks are selected to optimize the combination of traditional water supply processes, optimize the water supply treatment system, and improve the water supply treatment effect.

Other embodiments of the invention will readily occur to those skilled in the art upon consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any modifications, uses or adaptations of the present invention that follow the general principles of the present invention and include common knowledge or common knowledge in the technical field not disclosed by the present invention. conventional technical means. The specification and examples are to be regarded as exemplary only, with the true scope and spirit of the invention being indicated by the claims.

It should be understood that the present invention is not limited to the precise structures described above and shown in the accompanying drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims (10)

1. A water supply treatment system of a tap water plant is characterized by comprising a mixing tank (1), a flocculation system, a carbon filter membrane tank (5), a water storage tank (6), a V-shaped filter tank (7) and a clean water tank (8) which are connected in sequence;

be equipped with a plurality of cavity column stainless steel meshs in carbon filtration membrane pond (5) and strain a section of thick bamboo (22) and powder activated carbon heap (16), powder activated carbon heap (16) is filled in carbon filtration membrane pond (5), and a plurality of cavity column stainless steel meshs strain a section of thick bamboo vertical, equidistant parallel arrangement and arrange in carbon filtration membrane pond (5), and every cavity column stainless steel meshs strain a section of thick bamboo (22) lower extreme export and all communicate with clear water main pipe (10), clear water main pipe (10) export is equipped with two branch roads: a first branch (101) and a second branch (102); the clear water main pipe (10) is communicated with the water storage tank (6) through a first branch (101), and the clear water main pipe (10) is communicated with the mixing tank (1) through a second branch (102); the bottom of the carbon filter membrane tank (5) is provided with a perforation aeration device (11), and the upper part is provided with a high-pressure back flushing device.

2. A waterworks feedwater treatment system in accordance with claim 1, wherein said mixing tank (1) communicates with a PAC and PAM dissolving tanks (17, 18), respectively.

3. The water supply plant water treatment system according to claim 1, wherein the flocculation system adopts a multichannel tertiary flocculation device, the multichannel tertiary flocculation device comprises a primary flocculation tank (2), a secondary flocculation tank (3) and a tertiary flocculation tank (4) which are connected in sequence, wavy folded plate structures are installed in the primary flocculation tank (2) and the secondary flocculation tank (3), a plurality of wavy folded plates in the primary flocculation tank (2) are arranged relatively, a plurality of wavy folded plates in the secondary flocculation tank (3) are arranged in parallel, and a straight plate-shaped folded plate structure is installed in the tertiary flocculation tank (4).

4. The waterworks water supply treatment system according to claim 3, wherein water in the multichannel three-stage flocculation device flows in an up-and-down direction, the bottoms of the first-stage flocculation tank (2), the second-stage flocculation tank (3) and the third-stage flocculation tank (4) are respectively provided with a mud bucket and a mud discharge pipe (15), and the mud bucket is communicated with the mud discharge pipe (15).

5. A waterworks feedwater treatment system in accordance with claim 3, wherein said secondary flocculation basin (3) is in communication with a PAM dissolving tank (18).

6. The water supply factory water treatment system according to claim 5, wherein the secondary flocculation tank (3) is communicated with the tertiary flocculation tank (4) through a return pipe, and a flocculation liquid return pump (21) is arranged on the return pipe.

7. The water supply factory water supply treatment system according to claim 1, wherein the clean water main pipe (10) is arranged in parallel with the bottom of the carbon filter membrane pool (5), and the clean water main pipe (10) is fixed at the bottom of the carbon filter membrane pool (5) through a clamping structure.

8. The water supply plant water treatment system according to claim 1, wherein the first branch is provided with a self-priming pump (14), and the second branch is provided with a back-flushing pump (24).

9. The waterworks feedwater treatment system of claim 1, wherein the carbon filter membrane tank (5) is externally equipped with a blower (12), and the perforated aeration device (11) is connected with the blower (12).

10. The water supply treatment system of the water supply plant according to claim 1, wherein the high-pressure backwashing device comprises a water spraying pipe, a power sliding mechanism (25), a centrifugal pump (23) and a water supply pipe, wherein I-shaped rails are arranged at two ends of the upper part of the carbon filter membrane pool (5), sliding wheels at two ends of the power sliding mechanism are matched with the I-shaped rails, a plurality of water spraying pipes are connected to the lower part of the power sliding mechanism, the water supply pipe is communicated with the water spraying pipe, and the centrifugal pump (23) is arranged on the water supply pipe; the outer wall of the spray pipe is provided with a plurality of spray holes, and the spray pipes are driven by the power sliding mechanism to move and spray water in parallel with the hollow cylindrical stainless steel mesh filter cylinder (22).

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