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CN-224212474-U - Tail water treatment system of water purifying device

CN224212474UCN 224212474 UCN224212474 UCN 224212474UCN-224212474-U

Abstract

The utility model discloses a tail water treatment system of a water purifying device, which comprises a multiplexing water tank, a sludge sedimentation tank, a sludge lifting pump, a sludge clarifier, a sludge conveying pump, a filter press and a multiplexing water lifting pump, wherein siphon water generated by the water purifying device is stored in the multiplexing water tank, slurry water generated by the water purifying device is stored in the sludge sedimentation tank, the sludge lifting pump is used for conveying slurry at the bottom of the sludge sedimentation tank to the sludge clarifier, the top of the sludge clarifier is connected to the multiplexing water tank through a pipeline, the sludge conveying pump is used for conveying the sludge at the bottom of the sludge clarifier to the filter press, a liquid outlet of the filter press is connected to the multiplexing water tank through a pipeline, and the multiplexing water lifting pump is used for conveying the multiplexing water in the multiplexing water tank to a raw water tank. The sludge sedimentation tank, the reuse water tank, the sludge clarifier and the filter press are matched to realize the recovery of siphon water and muddy water, and compared with the existing wastewater treatment, the tail water discharge is reduced, and the recycling of water resources is realized.

Inventors

  • ZHAO BO
  • WU WEILIANG
  • HUANG GUOWEI
  • LIU LEI
  • ZHANG ZHAOQING
  • CHEN KAIXING

Assignees

  • 浙江德创环保科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (7)

  1. 1. The utility model provides a purifier tail water processing system, includes multiplexing pond (8), mud sedimentation tank (7), mud elevator pump (701), mud clarifier (9), mud delivery pump (901), pressure filter (10) and multiplexing water elevator pump (801), its characterized in that, the siphon water that has purifier (6) to produce is stored in multiplexing pond (8), the mud water that has purifier (6) to produce is stored in mud sedimentation tank (7), the top of mud sedimentation tank (7) is equipped with intercommunication mouth (702) that supplies its inside supernatant fluid to flow to multiplexing pond (8), mud elevator pump (701) are used for carrying the mud of mud sedimentation tank (7) bottom to mud clarifier (9), the top of mud clarifier (9) is connected in multiplexing pond (8) through pipeline (11), mud delivery pump (901) are used for carrying the mud of mud clarifier (9) bottom to pressure filter (10), the liquid outlet of pressure filter (10) is connected in multiplexing pond (8) through pipeline (11), multiplexing water elevator pump (801) are used for carrying raw water (8) to multiplexing pond (1).
  2. 2. The tail water treatment system of a water purification device according to claim 1, wherein the filter press (10) is connected with a dehydrating agent dosing device (5) through a pipeline (11), and the dehydrating agent dosing device (5) injects dehydrating agent into the filter press (10) through the pipeline (11).
  3. 3. The tail water treatment system of a water purification device according to claim 1, wherein the raw water in the raw water tank (1) is conveyed into the pipeline mixer (2) through the raw water lifting pump (101) and flows to the water purification device (6) after being mixed with the water treatment agent in the pipeline mixer (2).
  4. 4. A water purification unit tail water treatment system according to claim 3, wherein the pipeline mixer (2) is connected with a flocculating agent dosing device (3) and a coagulant aid dosing device (4) respectively, the flocculating agent dosing device (3) is used for injecting flocculating agent into the pipeline mixer (2), and the coagulant aid dosing device (4) is used for injecting coagulant aid into the pipeline mixer (2).
  5. 5. A tail water treatment system of a water purification device according to claim 3, characterized in that the raw water lifting pump (101) is connected to the pipeline mixer (2) through a water inlet pipe (102), and a water inlet turbidity meter (103) is arranged on the water inlet pipe (102).
  6. 6. The tail water treatment system of the water purification device according to claim 1, wherein a water purification outlet of the water purification device (6) is connected with a water outlet pipe (601) and is connected to a water purification tank through the water outlet pipe (601), and a water outlet turbidity meter (602) is arranged on the water outlet pipe (601).
  7. 7. A water purification unit tail water treatment system according to claim 1, wherein the sludge lift pump (701) is further adapted to convey sludge from the bottom of the sludge basin (7) to a vacuum belt dewaterer (12).

Description

Tail water treatment system of water purifying device Technical Field The utility model relates to the technical field of tail water treatment of water purification devices, in particular to a tail water treatment system of a water purification device. Background Industrial water, chemical water and fire water of the coal-fired power plant are prepared by adopting a water purifying device, so that raw water (river water) is purified. The existing water purifying device integrates flocculation, filtration and sedimentation, when in use, as shown in fig. 1, raw water (river water) is discharged into a raw water tank 1, the raw water is conveyed into a pipeline mixer 2 through a raw water lifting pump 101, mixed with flocculant and coagulant aid injected into the pipeline mixer 2 and then flows into a water purifying device 6, after sedimentation and filtration by the water purifying device 6, purified water with the effluent quality reaching the standard is discharged into a water purifying tank, generated sewage (siphon water and slurry water) is discharged into a sludge sedimentation tank 7, and then is discharged or transported outwards through a sludge lifting pump 701 at regular intervals, and the generated sewage has the condition of low wastewater recycling rate. There is therefore a need to propose a new solution to the above-mentioned problems. Disclosure of utility model The utility model aims to overcome the defects of the prior art and provide a tail water treatment system of a water purifying device. In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a purifier tail water processing system, includes multiplexing pond, mud sedimentation tank, mud elevator pump, mud clarifier, mud delivery pump, pressure filter and multiplexing water elevator pump, the siphon that water purifier produced is stored to multiplexing pond in, the mud water that water purifier produced is stored to the mud sedimentation tank in, the top of mud sedimentation tank is equipped with the intercommunication mouth that supplies its inside supernatant fluid to flow to multiplexing pond, the mud elevator pump is used for carrying the mud of mud sedimentation tank bottom to the mud clarifier, the top of mud clarifier is through pipe connection in multiplexing pond, the mud delivery pump is used for carrying the mud of mud clarifier bottom to the pressure filter, the liquid outlet of pressure filter passes through pipe connection in multiplexing pond, multiplexing water elevator pump is used for carrying multiplexing water in the multiplexing pond to the raw water pond. Furthermore, the filter press is connected with a dehydrating agent dosing device through a pipeline, and the dehydrating agent dosing device injects dehydrating agent into the filter press through the pipeline. Further, the raw water in the raw water tank is conveyed to the pipeline mixer through the raw water lifting pump, and flows to the water purifying device after being mixed with the water treatment agent in the pipeline mixer. Further, the pipeline mixer is respectively connected with a flocculating agent dosing device and a coagulant aid dosing device, the flocculating agent dosing device is used for injecting flocculating agent into the pipeline mixer, and the coagulant aid dosing device is used for injecting coagulant aid into the pipeline mixer. Furthermore, the raw water lifting pump is connected to the pipeline mixer through a water inlet pipe, and a water inlet turbidity meter is arranged on the water inlet pipe. Further, a water purifying outlet of the water purifying device is connected with a water outlet pipe and is connected with a water purifying tank through the water outlet pipe, and a water outlet turbidity meter is arranged on the water outlet pipe. Further, the sludge lifting pump is also used for conveying the sludge at the bottom of the sludge sedimentation tank to the vacuum belt dehydrator. The utility model has the beneficial effects that the siphon water and the slurry water are recovered by matching the sludge sedimentation tank, the reuse water tank, the sludge clarifier and the filter press, compared with the existing wastewater treatment, the tail water discharge is reduced, and the recycling of water resources is realized. Drawings FIG. 1 is a schematic diagram of a prior art raw water purification process; fig. 2 is a schematic diagram of a tail water treatment system of a water purifying device in this embodiment. The device comprises a raw water tank 1, a raw water lifting pump 101, a water inlet pipe 102, a water inlet turbidity meter 103, a pipeline mixer 2, a flocculating agent dosing device 3, a tank 301, a rotating shaft 302, a motor 303, a blade 30, a liquid outlet pipe 305, a valve 306, a coagulant aid dosing device 4, a dehydrating agent dosing device 5, a water purifying device 6, a water outlet pipe 601, a water outlet turbidity meter 60