CN-224212531-U - Backwater system for improving water quality

CN224212531UCN 224212531 UCN224212531 UCN 224212531UCN-224212531-U

Abstract

The utility model discloses a water return system for improving water quality, which comprises a pretreatment tank, a clarification tank and a sedimentation tank, wherein a water return device is arranged on one side of the pretreatment tank, a water inlet pipe is arranged between the water return device and the pretreatment tank, a sand pump is arranged in the middle of the water inlet pipe, an upper water outlet pipe is arranged between the water return device and the clarification tank, and the upper water outlet pipe is positioned in the middle of the water return device. The utility model is provided with the backwater device, and is respectively treated by matching with the backwater system after the backwater device is downwards and quickly layered by gravity, so that the treatment efficiency of the whole system is improved, the sieved sludge enters the sedimentation tank, the water source enters the clarification tank, and a circulating treatment structure is formed according to the characteristics of the clarification tank and the backwater device, so that the shutdown treatment is not required, the water quality of the whole water source after the treatment is higher, the efficiency is faster, and the secondary pollution is not required to be worried about.

Inventors

WANG MEIQIAO
LI GUANG
ZHOU TAISHAN
WANG LUJIANG
CHEN KUN
DU YUANZHONG
Fu Sigui
FU ZEGUANG
WANG MING

Assignees

盛和锆钛(海南)有限公司
海南海拓矿业有限公司

Dates

Publication Date: 20260508
Application Date: 20250506

Claims (9)

1. The utility model provides a return water system for improving quality of water, includes pretreatment tank (1), clarification tank (2) and sedimentation tank (3), its characterized in that, return water ware (4) are installed to one side of pretreatment tank (1), install inlet tube (5) between return water ware (4) and pretreatment tank (1), inlet tube (5) mid-mounting has sand pump (6), install outlet pipe (7) between return water ware (4) and clarification tank (2), and go up outlet pipe (7) and be located return water ware (4) middle part, install outlet pipe (8) down between return water ware (4) and sedimentation tank (3), and outlet pipe (8) down are located return water ware (4) lower part, install return water pipe (9) between clarification tank (2) bottom and inlet tube (5), drain pipe (10) are still installed on clarification tank (2) upper portion. The water return device (4) is used for sieving the pretreatment tank (1), the sedimentation tank (3) is used for treating sludge, the water discharge pipe (10) is used for discharging water at the upper part of the clarification tank (2), and the water return pipe (9) is used for returning sand-carrying water.
2. The backwater system for improving water quality according to claim 1, wherein the water backwater device (4) is provided with a shunt tube (11) at the upper part and a baffle plate (12) at the lower part, the upper part of the shunt tube (11) is connected with a water inlet pipe (5), a funnel disc (13) is arranged at the bottom of the shunt tube (11), an upper cavity (14) is arranged between the funnel disc (13) and the baffle plate (12), a lower cavity (15) is arranged at the lower part of the baffle plate (12), a grid mesh (16) is arranged at the edge of the funnel disc (13), a penetrating rod (17) is arranged at the bottom of the funnel disc (13), and the penetrating rod (17) extends to the inside of the lower cavity (15).
3. A backwater system for improving water quality according to claim 2, wherein the upper water outlet pipe (7) is connected to an upper chamber (14), and the lower water outlet pipe (8) is connected to a lower chamber (15).
4. A backwater system for improving water quality according to claim 3, wherein the bottom of the water inlet pipe (5) is provided with a fixed plate (18), the fixed plate (18) is fixedly connected with the bending part of the shunt tube (11), the bottom of the fixed plate (18) is provided with a stirring shaft (19), the stirring shaft (19) extends from the inside of the penetrating rod (17) to the inside of the lower cavity (15), the bottom of the backwater device (4) is provided with a driving motor (20), and the driving motor (20) is in transmission connection with the stirring shaft (19).
5. The backwater system for improving water quality according to claim 4, wherein a closing ring (21) is installed at the upper part of the funnel disc (13), the shunt tubes (11) penetrate through the closing ring (21) to the upper part of the grid net (16), and the bottoms of the shunt tubes (11) vertically correspond to the grid net (16).
6. A backwater system for improving water quality according to claim 5, wherein the surface of the closing ring (21) is provided with notches (22), the position of the notches (22) corresponding to the grid mesh (16).
7. A backwater system for improving water quality according to claim 6, wherein the closing ring (21) is fixedly connected with the backwater device (4) and the funnel disc (13), respectively, and the grid net (16) comprises grid rods and grids.
8. A backwater system for improving water quality according to claim 7, wherein the bottom of the lower chamber (15) is provided with an inclined plate, and the inclined plate faces the lower water outlet pipe (8).
9. The backwater system for improving water quality according to claim 8, wherein the number of the shunt tubes (11) is equal to the number of the notches (22), and the number of the shunt tubes (11) is at least two.

Description

Backwater system for improving water quality Technical Field The utility model relates to the field of sewage treatment, in particular to a water return system for improving water quality. Background In the mineral industry, a water return system for improving the water quality aims at treating wastewater (such as mine water, beneficiation wastewater, tailing water and the like) generated in the mine production process to enable the wastewater to reach a recycling standard, and water resource recycling is realized. However, in the prior art, as the pretreatment flow generally adopts the treatment of the grid mesh or the sand pool, when the slurry is mixed with the ore, more impurities are attached to the grid mesh, the manual treatment is stopped, and the sludge falls into the slurry to be treated again in the treatment flow, so that the whole is polluted again, and the water quality is reduced. Therefore, in order to solve the problems, a water return system for improving water quality is provided. Disclosure of utility model The utility model aims to overcome the defects of the prior art, provides a backwater system for improving water quality, and mainly solves the technical problems that the impurity removal efficiency is low and the treatment process can cause secondary pollution of a water source in the pretreatment process of mineral wastewater. In order to solve the technical problems, the utility model provides the following technical scheme: The utility model relates to a water return system for improving water quality, which comprises a pretreatment tank, a clarification tank and a sedimentation tank, wherein a water return device is arranged on one side of the pretreatment tank, a water inlet pipe is arranged between the water return device and the pretreatment tank, a sand pump is arranged in the middle of the water inlet pipe, an upper water outlet pipe is arranged between the water return device and the clarification tank and positioned in the middle of the water return device, a lower water outlet pipe is arranged between the water return device and the sedimentation tank and positioned at the lower part of the water return device, a water return pipe is arranged between the bottom of the clarification tank and the water inlet pipe, a water drain pipe is further arranged at the upper part of the clarification tank, the water return device is used for sieving the pretreatment tank, the sedimentation tank is used for treating sludge, the water drain pipe is used for draining water at the upper part of the clarification tank, and the water return pipe is used for circulating sand water. Preferably, the shunt tubes are installed on the upper portion of the water return device, the partition plate is installed on the lower portion of the water return device, the upper portion of the shunt tubes is connected with the water inlet pipe, the funnel disc is installed on the bottom of the shunt tubes, an upper cavity is arranged between the funnel disc and the partition plate, a lower cavity is arranged on the lower portion of the partition plate, grid meshes are arranged on the edge of the funnel disc, the penetrating rod is installed on the bottom of the funnel disc, and the penetrating rod extends to the inside of the lower cavity. Preferably, the upper water outlet pipe is connected to the upper layer cavity, and the lower water outlet pipe is connected to the lower layer cavity. Preferably, the fixed plate is installed to the bottom of inlet tube, and fixed plate and the bending part fixed connection of shunt tubes, the stirring axle is installed to the bottom of fixed plate, the stirring axle is by running through inside the extension of pole to the lower floor's intracavity portion, driving motor is installed to the bottom of return water ware, driving motor and stirring axle are the transmission and are connected. Preferably, the upper part of the funnel disc is provided with a closing ring, the shunt pipe penetrates through the closing ring to the upper part of the grid net, and the bottom of the shunt pipe vertically corresponds to the grid net. Preferably, the surface of the closing ring is provided with a notch, and the position of the notch corresponds to the grid net. Preferably, the closing ring is fixedly connected with the water return device and the funnel disc respectively, and the grid net comprises a grid rod and a grid. Preferably, the bottom of the lower cavity is provided with an inclined plate, and the inclined plate faces the lower water outlet pipe. Preferably, the number of the shunt tubes is the same as the number of the notches, and the number of the shunt tubes is at least two. Compared with the prior art, the utility model has the following beneficial effects: The utility model is provided with the backwater device, and is respectively treated by matching with the backwater system after the backwater device is downwards and quickly layered by gravity, so that the treatme