CN-224226779-U - Precipitation device for water purification system of water plant

CN224226779UCN 224226779 UCN224226779 UCN 224226779UCN-224226779-U

Abstract

The utility model provides a sedimentation device for a water purification system of a water plant, which comprises a sedimentation tank, a water supplementing assembly, a mud collecting plate and a movable baffle plate, wherein the bottom section of the sedimentation tank is gradually inwards contracted downwards, the water supplementing assembly is arranged above the top opening of the sedimentation tank and is used for supplementing raw water, the mud collecting plate is arranged at the bottom of the sedimentation tank, the movable baffle plate is arranged in the sedimentation tank, can be arranged on the side wall of the sedimentation tank in a penetrating and pulling way and is in dynamic sealing connection with the side wall of the sedimentation tank, a plurality of sludge grooves for containing sludge are arranged on the upper surface of the mud collecting plate, the movable baffle plate is provided with a first working position and a second working position by enabling the movable baffle plate to be positioned above the mud collecting plate, the water bodies above and below the movable baffle plate are isolated when the movable baffle plate is in the first working position, the collected mud collecting plate can not be disturbed by water bodies above the movable baffle plate, the collected mud can be prevented from floating again, and the water bodies above and below the movable baffle plate are communicated when the movable baffle plate is in the second working position, the sediment efficiency is high, and the sediment effect is good.

Inventors

CHEN JIAYOU
HAN XIAOWEI
SU JUN
HUANG RUI
WANG XUEXIN
Jin Hanhua
TAO YAJIE

Assignees

吴江华衍水务有限公司

Dates

Publication Date: 20260512
Application Date: 20250421

Claims (10)

1. A sedimentation device for a water purification system of a water plant, comprising: The two side walls of the sedimentation tank are gradually contracted inwards downwards so that the bottom section of the sedimentation tank is in an inverted trapezoid shape, and sludge is gathered; The water supplementing assembly is arranged above the top opening of the settling tank and is used for supplementing raw water into the settling tank; The mud collecting plate is positioned at the bottom of the settling tank, the mud collecting plate is arranged on the side wall of the settling tank in a penetrating manner in a pulling manner, the mud collecting plate is in dynamic sealing connection with the side wall, and a plurality of sludge grooves for containing sludge are formed in the upper surface of the mud collecting plate; the method is characterized in that: The sedimentation tank is internally provided with a movable baffle, the movable baffle is positioned above the mud collecting plate, the movable baffle is provided with a first working position and a second working position, when the movable baffle is positioned at the first working position, the water bodies above and below the movable baffle are isolated, the mud collecting plate is pulled to not disturb the water body above the movable baffle, when the movable baffle is positioned at the second working position, the water bodies above and below the movable baffle are communicated, and the sludge precipitated in the sedimentation tank can be gathered on the mud collecting plate.
2. The sedimentation device for a water purification system of a water plant as set forth in claim 1, wherein both end portions of the movable partition are rotatably connected to the middle portions of both side walls of the sedimentation tank.
3. The sedimentation device for a water purification system of a water plant according to claim 2, wherein the movable partition comprises a rotating shaft and a plate body sleeved on the rotating shaft, and the sedimentation device for the water purification system of the water plant further comprises a driving component for driving the movable partition to rotate, and the driving component is connected with a protruding part of the rotating shaft penetrating through the side wall of the sedimentation tank.
4. The sedimentation device for a water purification system of a water plant according to claim 3, wherein the movable partition plates are provided with a plurality of pieces, the rotation axes of all the movable partition plates are arranged in parallel at intervals, the axes of the rotation axes of all the movable partition plates are positioned on the same horizontal plane, and when the movable partition plates are positioned at the first working position, the plate bodies of all the movable partition plates are abutted to isolate the water bodies above and below the movable partition plates.
5. The sedimentation device for a water purification system of a water plant according to claim 4, wherein the driving assembly comprises gears sleeved on the protruding portions and racks meshed with all the gears, the racks are arranged on the side wall of the sedimentation tank in a linear movement mode, and when the racks move in a linear movement mode, all the movable partition plates can be driven to rotate to a first working position and a second working position synchronously.
6. The sedimentation device for a water purification system of a water plant as set forth in claim 5, wherein the driving assembly further comprises a hydraulic cylinder, a cylinder body of the hydraulic cylinder is disposed on a side wall of the sedimentation tank, and a hydraulic rod of the hydraulic cylinder is connected with an end portion of the rack.
7. The sedimentation device for a water purification system of a water plant according to claim 1, wherein the water replenishing assembly comprises two water supply pipes, two connecting pipes and a conduit, the two water supply pipes are respectively arranged at the upper end parts of the two side walls of the sedimentation tank, the surfaces of the opposite sides of the two water supply pipes are provided with strip-shaped water supply ports, the connecting pipes are U-shaped, the two end parts of the connecting pipes are respectively communicated with the end parts of the two water supply pipes, the middle part of the connecting pipes is communicated with the conduit, and the conduit is positioned above the side of the sedimentation tank.
8. The sedimentation device for the water purification system of the water plant of claim 7, wherein the water supplementing assembly further comprises a water permeable plate arranged at the upper end part of the sedimentation tank, the water permeable plate extends along a horizontal plane, the upper surface of the water permeable plate is provided with a slow flow plate parallel to the water supply pipe, the upper end surface of the slow flow plate is lower than the water supply port, the slow flow plate is provided with a plurality of parallel and spaced apart, the water permeable plate is further provided with a plurality of through holes penetrating through the water permeable plate along the thickness direction, all the through holes are distributed in an array, and at least one row of through holes are arranged between the adjacent slow flow plates.
9. The sedimentation device for a water purification system of a water plant as set forth in claim 8, wherein each of the slow-flow plates is an S-shaped plate, and each of the slow-flow plates is composed of a plurality of slow-flow plate segments, and adjacent slow-flow plate segments are spaced apart.
10. The sedimentation device for a water purification system of a water plant as set forth in claim 9, wherein water permeable holes are formed in all the slow flow plate sections, and the water permeable holes penetrate through the slow flow plate sections in the thickness direction.

Description

Precipitation device for water purification system of water plant Technical Field The utility model relates to the technical field of water purification, in particular to a precipitation device for a water purification system of a water plant. Background The water purification system of the water plant plays a vital role in the field of modern water treatment, and the principle is to provide a clean water source meeting the standard of domestic and production water by removing suspended matters, impurities, microorganisms and other harmful substances in raw water. The water purification system of the water plant generally adopts a mode of disinfection, precipitation and filtration to remove harmful substances, and the precipitation is mostly carried out by adding flocculating agent into water to destabilize fine suspended particles and colloid ions in the water, and the fine suspended particles, the flocculating agent, the coagulation and the precipitation reach the purification treatment effect, after the precipitation is carried out for a period of time, the sludge-shaped precipitate at the bottom of the precipitation device is required to be discharged, the traditional sludge discharge mode is to drive a scraper blade to reciprocate at the bottom of the precipitation device by a scraper blade to scrape the sludge to a sludge collecting pit or a sludge discharge port, and then the sludge is sucked into a pipeline and discharged by a sludge suction machine, but when the scraper blade is started to operate, larger disturbance is often generated to surrounding water, and the disturbance can lead the sludge which is originally precipitated at the bottom of the tank to float again into the water, so that the sludge discharge effect is reduced, the water quality is also caused, and the precipitation efficiency is influenced; meanwhile, when raw water is supplemented to the water body, water flow impact is large, and water body disturbance can be caused to influence precipitation efficiency. Disclosure of utility model The utility model aims to overcome one or more defects in the prior art and provides a precipitation device for a water purification system of a water plant. In order to achieve the above purpose, the technical scheme adopted by the utility model is that the sedimentation device for the water purification system of the water plant comprises: The two side walls of the sedimentation tank are gradually contracted inwards downwards so that the bottom section of the sedimentation tank is in an inverted trapezoid shape, and sludge is gathered; The water supplementing assembly is arranged above the top opening of the settling tank and is used for supplementing raw water into the settling tank; The mud collecting plate is positioned at the bottom of the settling tank, the mud collecting plate is arranged on the side wall of the settling tank in a penetrating manner in a pulling manner, the mud collecting plate is in dynamic sealing connection with the side wall, and a plurality of sludge grooves for containing sludge are formed in the upper surface of the mud collecting plate; The sedimentation tank is internally provided with a movable baffle, the movable baffle is positioned above the mud collecting plate, the movable baffle is provided with a first working position and a second working position, when the movable baffle is positioned at the first working position, the water bodies above and below the movable baffle are isolated, the mud collecting plate is pulled to not disturb the water body above the movable baffle, when the movable baffle is positioned at the second working position, the water bodies above and below the movable baffle are communicated, and the sludge precipitated in the sedimentation tank can be gathered on the mud collecting plate. Preferably, two end parts of the movable partition plate are rotatably connected to the middle parts of two side walls of the settling tank. Still preferably, the movable partition plate comprises a rotating shaft and a plate body sleeved on the rotating shaft, the sedimentation device for the water purification system of the water plant further comprises a driving component for driving the movable partition plate to rotate, and the driving component is connected with a protruding part of the rotating shaft penetrating through the side wall of the sedimentation tank. Further preferably, the movable partition plates have a plurality of movable partition plates, the rotation shafts of all the movable partition plates are arranged in parallel at intervals, the axes of the rotation shafts of all the movable partition plates are positioned on the same horizontal plane, and when the movable partition plates are positioned at the first working position, the plate bodies of all the movable partition plates are abutted to isolate the water bodies above and below the movable partition plates. Further preferably, the driving assembly includes a gear sleeved on the p