CN114197576B - Device for cleaning and dredging water supply facility without water interruption - Google Patents
Device for cleaning and dredging water supply facility without water interruption Download PDFInfo
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- CN114197576B CN114197576B CN202111390509.8A CN202111390509A CN114197576B CN 114197576 B CN114197576 B CN 114197576B CN 202111390509 A CN202111390509 A CN 202111390509A CN 114197576 B CN114197576 B CN 114197576B
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
- E02B5/085—Arresting devices for waterborne materials, e.g. gratings
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
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- Hydrology & Water Resources (AREA)
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- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sewage (AREA)
- Screw Conveyors (AREA)
Abstract
The device comprises a blocking and floating device, a silt conveying device and a dredging device, wherein the blocking and floating device is arranged at a culvert water outlet of a front tank of a water supply pump station, the silt conveying device is arranged at the bottom of the front tank of the water supply pump station along the water flow direction and is positioned at the downstream of the blocking and floating device, and the dredging device is arranged at the bottom of the front tank of the water supply pump station and is positioned at the tail end of the silt conveying device. According to the invention, the floaters in the water flow can be firstly intercepted and collected, then the silt in the water flow is collected to the position of the desilting pump, and finally the deposited silt is pumped and discharged into the sewage collecting tank through the desilting pump, so that desilting operation is realized under the condition that the water supply pump station is not broken, the water storage space of the front tank of the water supply pump station is effectively ensured to be stable, and excellent water quality is ensured.
Description
Technical Field
The invention relates to the technical field of water supply engineering, in particular to a device for cleaning and dredging water floats of a water supply facility without interruption.
Background
The water in the water delivery main canal enters the front tank of the water supply pump station through the water diversion opening and then is conveyed to a running water plant, because the flow speed is reduced when the water flows through the front tank of the water supply pump station, the front tank of the water supply pump station is easy to cause floating objects to gather and silt to deposit, and as time goes up, the silt is more and more, the water storage space of the front tank of the water supply pump station is squeezed to occupy, and the water quality is easily affected by corrosion.
Disclosure of Invention
The invention aims to provide a device for cleaning and dredging floating objects in water supply facilities without water interruption, which can intercept and collect floating objects in water flow firstly, collect sludge in the water flow to the position of a dredging pump, and finally pump and discharge deposited sludge into a sewage collecting tank through the dredging pump, so that dredging operation is realized under the condition that a water supply pump station is not interrupted, the water storage space of a front tank of the water supply pump station is effectively ensured to be stable, and excellent water quality is ensured.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a water supply facility is continuous water float clearance and dredging device, including blocking float device, silt conveyor and dredging device, block float device setting in the surperficial culvert delivery port department of feeding pump station forebay, silt conveyor installs at the bottom of the pool of feeding pump station forebay along the rivers direction and is located the low reaches that block float device, dredging device setting is at the bottom of the pool of feeding pump station forebay and is located the tail end of silt conveyor, block float device interception collection flow through the floater of surperficial culvert delivery port, silt in the rivers gets into silt conveyor after blocking float device, silt conveyor carries silt to the tail end dredging device, dredging device work is taken out silt to the dirt collecting pond of the outside front side of feeding pump station forebay.
The water flow is arranged on the left side wall of the front pool of the water supply pump station from right to left, the blocking and drifting net box is of a right side, an upper side and a lower side are all open, the blocking and drifting net box is made of stainless steel pore plates, the blocking and drifting net box covers the left side of the dark water outlet, the right side edge of the front side plate and the right side edge of the rear side plate of the blocking and drifting net box are fixedly connected to the left side wall of the front pool of the water supply pump station, the lower side edge of the left side plate, the lower side edge of the front side plate and the lower side edge of the rear side plate of the blocking and drifting net box are all fixedly connected to the right side part of the pool bottom of the front pool of the water supply pump station, the left side plate of the blocking and drifting net box is an arc plate which is bent from right to left to top and gradually reduces in curvature, the top of the blocking and drifting net box is higher than the water surface, the top of the left side plate of the blocking and drifting net box is integrally formed with a semicircular cylinder hopper with an open top, and the two aeration machines are symmetrically arranged at the front and rear side bottom in the blocking net box and the bottom of the blocking net box and are all ejected to the left.
The sludge conveying device comprises four first U-shaped screw conveyors, the four first U-shaped screw conveyors are horizontally and fixedly arranged at the bottom of a front pool of a water supply pump station along the left-right direction, the top and the left sides of a U-shaped groove shell of each first U-shaped screw conveyor are open, the left ends of the four first U-shaped screw conveyors are sludge output ports, the four first U-shaped screw conveyors are arranged at intervals front and back, the conveying directions of screw conveying blades of the four first U-shaped screw conveyors are from right to left, the upper side edges of the adjacent sides of the U-shaped groove shell of each adjacent two first U-shaped screw conveyors are tightly contacted and fixedly connected, the spans of the four first U-shaped screw conveyors in the front-back direction are the same as the spans of a drifting net cage in the front-back direction, the right sides of the four first U-shaped screw conveyors are all positioned under a semicircular cylinder hopper, the upper side edges of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors in the middle are fixedly connected with a plurality of partition boards which are vertically arranged along the left-right direction in a welding manner, two square pipe columns are fixedly connected between the two adjacent partition boards in a welding manner, the lower ends of the square pipe columns are fixedly connected to the upper side parts of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors in the middle in a welding manner, the upper side edges of the partition boards are fixedly connected with horizontal long support boards in a welding manner, the front side and the rear side of each square pipe column are symmetrically provided with a cover board, the cover boards on the front side are arranged side by side left and right, the cover boards on the rear side are arranged side by side, the rear side edges of the cover boards on the front side are respectively hinged to the rear side edges of the corresponding horizontal long support boards, the top of each square pipe column is respectively rotatably provided with a first fixed pulley, the front side plate of each square pipe column and the lower side of the middle part of the rear side plate are respectively provided with a square hole with front and rear permeability, a second fixed pulley is respectively rotatably arranged in each square hole, the central lines of the first fixed pulley and the second fixed pulley are horizontally arranged along the left and right directions, a traffic bridge is arranged above the rear side of the front pool of the water supply pump station, the top of each square pipe column is as high as the traffic bridge, a pull rope is respectively connected between the front side of the traffic bridge and the top of each square pipe column, one end of the pull rope is bound on the front side of the traffic bridge, the other end of the pull rope horizontally bypasses the upper side part of the first fixed pulley and vertically downwards stretches into the square pipe column, the other end of the stay cord is divided into two ropes which are diverged front and back, the lower end of the rope at the front side forwards winds around the lower side part of the second fixed pulley at the front side and passes through the square hole at the front side to be bound at the middle part of the front side of the cover plate at the front side, the lower end of the rope at the rear side backwards winds around the lower side part of the second fixed pulley at the rear side and passes through the square hole at the rear side to be bound at the middle part of the rear side of the cover plate at the rear side, the size of the cover plate in the front-rear direction is the same as the span of the two first U-shaped screw conveyors in the front-rear direction, and the partition plate and the cover plate are made of stainless steel pore plates.
The dredging device comprises a dredging pump and a second U-shaped screw conveyor, wherein the dredging pump is fixedly arranged at the left front side part of the bottom left of a front tank of a water supply pump station and is positioned at the left end left side of two first U-shaped screw conveyors at the front side, the second U-shaped screw conveyor is horizontally and fixedly arranged at the left rear side part of the bottom left of the front tank of the water supply pump station along the front-back direction and is positioned at the left end left side of two first U-shaped screw conveyors at the rear side, the top of a U-shaped tank shell of the second U-shaped screw conveyor is open with the front side, the front end of the second U-shaped screw conveyor is just opposite to the rear side of the dredging pump, the left ends of the two first U-shaped screw conveyors at the rear side are fixedly connected to the right side plate of the U-shaped tank shell of the second U-shaped screw conveyor and are communicated with the inside of the U-shaped tank shell of the second U-shaped screw conveyor, a sewage drain pipe is fixedly connected to the sewage drain outlet of the dredging pump, and the front tank of the water supply pump extends vertically upwards to the sewage drain pipe extends into the sewage collection tank.
The aperture of the holes on the blocking net cage is 10mm and is larger than that of the holes on the partition plate and the cover plate.
The working principle of the invention is as follows: when water flow in the water conveying main canal enters a front pool of the water supply pump station through a culvert, the water flows leftwards through a culvert water outlet and passes through a blocking and drifting net box, floaters in the water flow can be blocked in the blocking and drifting net box, two aeration machines are started, the two aeration machines work leftwards to push the water flow to lift the floaters in the blocking and drifting net box leftwards, the floaters are enabled to flip the top of a left side plate of the blocking and drifting net box and enter a semi-cylinder hopper, and a worker stands on a traffic bridge to clean the floaters collected in the semi-cylinder hopper at regular time;
in normal time, all cover plates are in a vertical opening state, sludge in water flows continuously flows leftwards along with the water flows through holes in the blocking and drifting net boxes under the aeration action of two aeration machines, then the sludge slowly deposits leftwards and falls into U-shaped groove shells of four first U-shaped spiral conveyors, after a certain time, when a certain amount of sludge is deposited in the U-shaped groove shells of the four first U-shaped spiral conveyors, staff stand on a traffic bridge to loosen each stay rope in sequence from right to left, so that every two cover plates which are symmetrical front to back are downwards placed at the same time and horizontally cover the upper notch of the four first U-shaped spiral conveyors, all cover plates are in a closing state, and simultaneously, the four first U-shaped spiral conveyors, a dredging pump and a second U-shaped spiral conveyor are started, the two first U-shaped screw conveyors on the front side convey the sludge deposited in the U-shaped groove shells to the position of the dredging pump leftwards, the two first U-shaped screw conveyors on the rear side convey the sludge deposited in the U-shaped groove shells to the U-shaped groove shells of the second U-shaped screw conveyors leftwards, the second U-shaped screw conveyors convey the sludge in the U-shaped groove shells of the second U-shaped screw conveyors forwards to the position of the dredging pump, so that the sludge deposited in the U-shaped groove shells of the four first U-shaped screw conveyors is all collected to the position of the dredging pump, the dredging pump sucks the sludge and discharges the sludge into a sewage collecting tank through a sewage pipe, and when the partition plate and the cover plate ensure that the four first U-shaped screw conveyors work, the sludge is prevented from diffusing to the maximum extent under the condition that water flow is not affected, and the dredging operation can be realized under the condition that the water supply pump station is not broken.
Compared with the prior art, the invention has outstanding substantial characteristics and remarkable progress, in particular, the invention installs the blocking and drifting net cage at the position of the culvert water outlet of the front tank of the water supply pump station, and symmetrically arranges two aerators at the front and rear positions in the blocking and drifting net cage, so as to realize the interception and collection of floating matters in water flow, then the silt in the water flow flows into the front tank of the water supply pump station along with the water flow after passing through holes on the blocking and drifting net cage, and is slowly deposited in the U-shaped tank shell of the four first U-shaped screw conveyors, each cover plate is in an open state in the silt deposition process, when a certain amount of silt is deposited, each cover plate is placed and covered above the top of the four first U-shaped screw conveyors, and the four first U-shaped screw conveyors, the silt removing pump and the second U-shaped screw conveyors are started, so that the silt in the U-shaped tank shell of the four first U-shaped screw conveyors can be completely moved to the position, and the silt removing pump works to suck and drain the silt in the sewage collecting tank, thus realizing the stable water quality of the pump station under the condition of continuous water supply and guaranteeing the water quality of the water supply and guaranteeing the stable water quality.
According to the invention, the floaters in the water flow can be firstly intercepted and collected, then the silt in the water flow is collected to the position of the desilting pump, and finally the deposited silt is pumped and discharged into the sewage collecting tank through the desilting pump, so that desilting operation is realized under the condition that the water supply pump station is not broken, the water storage space of the front tank of the water supply pump station is effectively ensured to be stable, and excellent water quality is ensured.
Drawings
Fig. 1 is a schematic view of the structure of each cover plate in the open state.
Fig. 2 is a schematic view of the structure of each cover plate in the closed state.
Fig. 3 is a top view of the various cover panels of the present invention in an open condition.
Fig. 4 is a cross-sectional view taken along A-A in fig. 3.
Fig. 5 is a sectional view taken along the direction B-B in fig. 4.
Fig. 6 is a schematic structural view of the square pipe column of the present invention.
Fig. 7 is a partial enlarged view at C in fig. 1.
Fig. 8 is a partial enlarged view at D in fig. 1.
Fig. 9 is a partial enlarged view at E in fig. 3.
Fig. 10 is a partial enlarged view of F in fig. 3.
Fig. 11 is a partial enlarged view at G in fig. 4.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in figures 1-11, the device for cleaning and dredging the water supply facility continuous water floats comprises a blocking and floating device, a sludge conveying device and a dredging device, wherein the blocking and floating device is arranged at the water outlet of a culvert 2 of a front tank 1 of a water supply pump station, the sludge conveying device is arranged at the bottom of the front tank 1 of the water supply pump station along the water flow direction and positioned at the downstream of the blocking and floating device, the dredging device is arranged at the bottom of the front tank 1 of the water supply pump station and positioned at the tail end of the sludge conveying device, the blocking and floating device intercepts and collects the floats flowing through the water outlet of the culvert, the sludge in the water flow enters the sludge conveying device after passing through the blocking and floating device, the sludge conveying device conveys the sludge to the tail end to the dredging device, and the dredging device works to pump the sludge out of a sludge collecting tank at the front side outside the front tank 1 of the water supply pump station.
The water flow is from right to left, the water outlet of the culvert 2 is arranged on the left side wall of the front pool 1 of the water supply pump station, the water flow blocking and drifting net box 3 is of a right side, an upper side and a lower side are all open box body structures, the water flow blocking and drifting net box 3 is made of stainless steel pore plates, the water flow blocking and drifting net box 3 covers the left side of the water outlet of the culvert 2, the right side edge of the front side plate and the right side edge of the rear side plate of the water flow blocking and drifting net box 3 are fixedly connected to the left side wall of the front pool 1 of the water supply pump station, the lower side edge of the left side plate, the lower side edge of the front side plate and the lower side edge of the rear side plate of the water flow blocking and drifting net box 3 are all fixed to the right side part of the pool bottom of the front pool 1 of the water supply pump station, the left side plate of the water flow blocking and drifting net box 3 is an arc plate which is bent from right to left and gradually reduces in curvature, the top of the water flow blocking net box 3 is made of stainless steel pore plates, the top of the left side plate of the water flow blocking net box 3 is integrally formed with a semicircular cylinder hopper 5 with an open top, and the two aeration machines 4 are symmetrically arranged in front and rear in the bottom of the water flow blocking net box 3 and face to left side.
The sludge conveying device comprises four first U-shaped screw conveyors 6, the four first U-shaped screw conveyors 6 are horizontally and fixedly arranged at the bottom of the front tank 1 of the water supply pump station along the left-right direction, the tops and the left sides of the U-shaped tank shells of the first U-shaped screw conveyors 6 are all open, the left ends of the four first U-shaped screw conveyors 6 are sludge output ports, the four first U-shaped screw conveyors 6 are arranged at intervals front and back, the conveying directions of screw conveying blades of the four first U-shaped screw conveyors 6 are from right to left, the upper sides of the adjacent sides of the U-shaped tank shells of the two adjacent first U-shaped screw conveyors 6 are closely contacted and fixedly connected, the spans of the four first U-shaped screw conveyors 6 in the front-back direction are the same as the spans of the blocking and drifting net box 3 in the front-back direction, the right sides of the four first U-shaped screw conveyors 6 are all positioned under the semicircular cylinder hopper 5, the upper side edges of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors 6 positioned in the middle are fixedly connected with a plurality of baffle plates 7 which are vertically arranged along the left-right direction in a welding manner, two square pipe upright posts 8 are fixedly connected between the two adjacent baffle plates 7 in a welding manner, the lower ends of the square pipe upright posts 8 are fixedly connected with the upper side parts of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors 6 positioned in the middle in a welding manner, the upper side edges of the baffle plates 7 are fixedly connected with horizontal long support plates 9 in a welding manner, the front side and the rear side of each square pipe upright post 8 are symmetrically provided with a cover plate 10, the cover plates 10 at the front side are arranged side by side, the cover plates 10 at the rear side are arranged side by side, the rear side edges of the cover plates 10 at the front side are respectively hinged with the front side edges of the corresponding horizontal long support plates 9, the top of each square pipe column 8 is rotatably provided with a first fixed pulley 11, the lower sides of the middle parts of the front side plate and the rear side plate of each square pipe column 8 are respectively provided with a square hole with front and back penetrating, a second fixed pulley 12 is rotatably arranged in each square hole, the central lines of the first fixed pulley 11 and the second fixed pulley 12 are horizontally arranged along the left and right directions, a traffic bridge 13 is arranged above the rear side of the front pool 1 of the water supply pump station, the top of each square pipe column 8 is as high as the traffic bridge 13, a pull rope 14 is connected between the front side of the traffic bridge 13 and the top of each square pipe column 8, one end of the pull rope 14 is bound on the front side of the traffic bridge 13, the other end of the pull rope 14 horizontally bypasses the upper side part of the first fixed pulley 11 and vertically extends downwards into the square pipe column 8, the other end of the pull rope 14 is divided into two ropes 15 which are diverged front and back, the lower end of the rope 15 at the front side forwards bypasses the lower side part of the second fixed pulley 12 at the front side and passes through the square hole at the front side to be bound at the middle part of the front side of the cover plate 10 at the front side, the lower end of the rope 15 at the rear side backwards bypasses the lower side part of the second fixed pulley 12 at the rear side and passes through the square hole at the rear side to be bound at the middle part of the rear side of the cover plate 10 at the rear side, the size of the cover plate 10 in the front-rear direction is the same as the span of the two first U-shaped screw conveyors 6 in the front-rear direction, and the partition 7 and the cover plate 10 are made of stainless steel pore plates.
The dredging device comprises a dredging pump 16 and a second U-shaped screw conveyor 17, wherein the dredging pump 16 is fixedly arranged on the left front side of the bottom left front side of the front tank 1 of the water supply pump station, two first U-shaped screw conveyors 6 positioned on the front side are left end left sides, the second U-shaped screw conveyor 17 is horizontally and fixedly arranged on the left rear side of the bottom left side of the front tank 1 of the water supply pump station along the front-back direction, two first U-shaped screw conveyors 6 positioned on the rear side are left end left sides, the tops and the front sides of U-shaped groove shells of the second U-shaped screw conveyors 17 are open, the front ends of the second U-shaped screw conveyors 17 are right opposite to the rear side of the dredging pump 16, the left ends of the two first U-shaped screw conveyors 6 are fixedly connected to the right side plate of the U-shaped groove shell of the second U-shaped screw conveyor 17 and are communicated with the inside of the U-shaped groove shell of the second U-shaped screw conveyor 17, a sewage draining pipe 18 is fixedly connected to the sewage draining outlet of the dredging pump 16, and the sewage draining end of the sewage draining pipe 18 extends upwards to the front tank 1 of the water supply pump and stretches into the sewage tank.
The apertures of the holes on the blocking net cage 3 are 10mm and larger than the apertures of the holes on the partition 7 and the cover plate 10.
The working principle of the invention is as follows: when water flow in the water conveying main canal enters the front pool 1 of the water supply pump station through the culvert 2, the water flows leftwards through the water outlet of the culvert 2 and passes through the blocking and drifting net box 3, floaters in the water flow can be blocked in the blocking and drifting net box 3, two aerators 4 are started, the two aerators 4 work leftwards to push the water flow to lift the floaters in the blocking and drifting net box 3 leftwards, the floaters are enabled to turn over the top of the left side plate of the blocking and drifting net box 3 and enter the semi-cylindrical hopper 5, and workers stand on the traffic bridge 13 to clean the floaters collected in the semi-cylindrical hopper 5 at regular time;
normally, all cover plates 10 are in a vertical opening state, sludge in water flows continuously flows leftwards along with the water flows through holes on the blocking and drifting net boxes 3 under the aeration action of the two aeration machines 4, then the sludge slowly deposits leftwards and falls into U-shaped groove shells of the four first U-shaped spiral conveyors 6, after a certain time, when a certain amount of sludge is deposited in the U-shaped groove shells of the four first U-shaped spiral conveyors 6, a worker stands on a traffic bridge 13 to sequentially loosen each stay rope 14 from right to left, so that every two cover plates 10 which are symmetrical correspondingly are downwards placed and horizontally cover the upper notch of the four first U-shaped spiral conveyors 6 at the same time, all the cover plates 10 are in a closing state, and simultaneously the four first U-shaped spiral conveyors 6, a dredging pump 16 and a second U-shaped spiral conveyor 17 are started, the two first U-shaped screw conveyors 6 at the front side convey the sludge deposited in their U-shaped tank housings to the left to the position of the dredging pump 16, the two first U-shaped screw conveyors 6 at the rear side convey the sludge deposited in their U-shaped tank housings to the left to the U-shaped tank housing of the second U-shaped screw conveyor 17, the second U-shaped screw conveyor 17 conveys the sludge in its U-shaped tank housing forward to the position of the dredging pump 16, so that the sludge deposited in the U-shaped tank housings of the four first U-shaped screw conveyors 6 can be collected all to the position of the dredging pump 16, the dredging pump 16 works to suck the sludge and discharge the sludge into the sludge collecting tank through the sewage pipes 18, the partition plate 7 and the cover plate 10 ensure that the four first U-shaped screw conveyors 6 are prevented from diffusing to the maximum extent without affecting the water flow when the four first U-shaped screw conveyors 6 work, therefore, dredging operation can be realized under the condition that the water supply pump station is not interrupted.
The above embodiments are merely for illustrating the technical aspects of the present invention, and it should be understood by those skilled in the art that the present invention is described in detail with reference to the above embodiments; modifications and equivalents may be made thereto without departing from the spirit and scope of the invention, which is intended to be encompassed by the claims.
Claims (3)
1. The utility model provides a water supply facility continuous water float clearance and desilting device which characterized in that: the device comprises a blocking and floating device, a silt conveying device and a dredging device, wherein the blocking and floating device is arranged at a culvert water outlet of a front tank of a water supply pump station, the silt conveying device is arranged at the bottom of the front tank of the water supply pump station along the water flow direction and is positioned at the downstream of the blocking and floating device, the dredging device is arranged at the bottom of the front tank of the water supply pump station and is positioned at the tail end of the silt conveying device, the blocking and floating device intercepts and collects floating matters flowing through the culvert water outlet, silt in water flow enters the silt conveying device after passing through the blocking and floating device, the silt conveying device conveys the silt to the tail end to the dredging device, and the dredging device works to pump the silt out to a sewage collecting tank at the front side outside the front tank of the water supply pump station;
the water flow is arranged on the left side wall of the front pool of the water supply pump station from right to left, the blocking and drifting net box is of a box body structure with the right side, the upper side and the lower side being opened, the blocking and drifting net box is made of stainless steel pore plates, the blocking and drifting net box covers the left side of the hidden water flow outlet, the right side edge of the front side plate and the right side edge of the rear side plate of the blocking and drifting net box are fixedly connected on the left side wall of the front pool of the water supply pump station, the lower side edge of the left side plate, the lower side edge of the front side plate and the lower side edge of the rear side plate of the blocking and drifting net box are fixedly connected on the right side part of the pool bottom of the front pool of the water supply pump station, the left side plate of the blocking and drifting net box is an arc plate with gradually reduced curvature, the top of the blocking and drifting net box is higher than the water surface, the top of the left side plate of the blocking and drifting net box is integrally formed with a semicircular cylinder hopper with the open top, and the two aeration machines are arranged at the bottom of the front and rear side and symmetrically and the blocking net box and are all ejected to the left side;
the sludge conveying device comprises four first U-shaped screw conveyors, the four first U-shaped screw conveyors are horizontally and fixedly arranged at the bottom of a front pool of a water supply pump station along the left-right direction, the top and the left sides of a U-shaped groove shell of each first U-shaped screw conveyor are open, the left ends of the four first U-shaped screw conveyors are sludge output ports, the four first U-shaped screw conveyors are arranged at intervals front and back, the conveying directions of screw conveying blades of the four first U-shaped screw conveyors are from right to left, the upper side edges of the adjacent sides of the U-shaped groove shell of each adjacent two first U-shaped screw conveyors are tightly contacted and fixedly connected, the spans of the four first U-shaped screw conveyors in the front-back direction are the same as the spans of a drifting net cage in the front-back direction, the right sides of the four first U-shaped screw conveyors are all positioned under a semicircular cylinder hopper, the upper side edges of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors in the middle are fixedly connected with a plurality of partition boards which are vertically arranged along the left-right direction in a welding manner, two square pipe columns are fixedly connected between the two adjacent partition boards in a welding manner, the lower ends of the square pipe columns are fixedly connected to the upper side parts of the adjacent sides of the U-shaped groove shells of the two first U-shaped spiral conveyors in the middle in a welding manner, the upper side edges of the partition boards are fixedly connected with horizontal long support boards in a welding manner, the front side and the rear side of each square pipe column are symmetrically provided with a cover board, the cover boards on the front side are arranged side by side left and right, the cover boards on the rear side are arranged side by side, the rear side edges of the cover boards on the front side are respectively hinged to the rear side edges of the corresponding horizontal long support boards, the top of each square pipe column is respectively rotatably provided with a first fixed pulley, the front side plate of each square pipe column and the lower side of the middle part of the rear side plate are respectively provided with a square hole with front and rear permeability, a second fixed pulley is respectively rotatably arranged in each square hole, the central lines of the first fixed pulley and the second fixed pulley are horizontally arranged along the left and right directions, a traffic bridge is arranged above the rear side of the front pool of the water supply pump station, the top of each square pipe column is as high as the traffic bridge, a pull rope is respectively connected between the front side of the traffic bridge and the top of each square pipe column, one end of the pull rope is bound on the front side of the traffic bridge, the other end of the pull rope horizontally bypasses the upper side part of the first fixed pulley and vertically downwards stretches into the square pipe column, the other end of the stay cord is divided into two ropes which are diverged front and back, the lower end of the rope at the front side forwards winds around the lower side part of the second fixed pulley at the front side and passes through the square hole at the front side to be bound at the middle part of the front side of the cover plate at the front side, the lower end of the rope at the rear side backwards winds around the lower side part of the second fixed pulley at the rear side and passes through the square hole at the rear side to be bound at the middle part of the rear side of the cover plate at the rear side, the size of the cover plate in the front-rear direction is the same as the span of the two first U-shaped screw conveyors in the front-rear direction, and the partition plate and the cover plate are made of stainless steel pore plates.
2. The water supply facility continuous water float cleaning and dredging apparatus as claimed in claim 1, wherein: the dredging device comprises a dredging pump and a second U-shaped screw conveyor, wherein the dredging pump is fixedly arranged at the left front side part of the bottom left of a front tank of a water supply pump station and is positioned at the left end left side of two first U-shaped screw conveyors at the front side, the second U-shaped screw conveyor is horizontally and fixedly arranged at the left rear side part of the bottom left of the front tank of the water supply pump station along the front-back direction and is positioned at the left end left side of two first U-shaped screw conveyors at the rear side, the top of a U-shaped tank shell of the second U-shaped screw conveyor is open with the front side, the front end of the second U-shaped screw conveyor is just opposite to the rear side of the dredging pump, the left ends of the two first U-shaped screw conveyors at the rear side are fixedly connected to the right side plate of the U-shaped tank shell of the second U-shaped screw conveyor and are communicated with the inside of the U-shaped tank shell of the second U-shaped screw conveyor, a sewage drain pipe is fixedly connected to the sewage drain outlet of the dredging pump, and the front tank of the water supply pump extends vertically upwards to the sewage drain pipe extends into the sewage collection tank.
3. The water supply facility continuous water float cleaning and dredging apparatus as claimed in claim 2, wherein: the aperture of the holes on the blocking net cage is 10mm and is larger than that of the holes on the partition plate and the cover plate.
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| CN202111390509.8A CN114197576B (en) | 2021-11-23 | 2021-11-23 | Device for cleaning and dredging water supply facility without water interruption |
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| CN202111390509.8A CN114197576B (en) | 2021-11-23 | 2021-11-23 | Device for cleaning and dredging water supply facility without water interruption |
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| CN114197576A CN114197576A (en) | 2022-03-18 |
| CN114197576B true CN114197576B (en) | 2023-10-03 |
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| CN114197576A (en) | 2022-03-18 |
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