CN111305303B - Port sludge removing structure and construction method thereof - Google Patents
Port sludge removing structure and construction method thereof Download PDFInfo
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- CN111305303B CN111305303B CN202010232581.7A CN202010232581A CN111305303B CN 111305303 B CN111305303 B CN 111305303B CN 202010232581 A CN202010232581 A CN 202010232581A CN 111305303 B CN111305303 B CN 111305303B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
- E02F5/282—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
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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
- E02F3/8858—Submerged units
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/905—Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/907—Measuring or control devices, e.g. control units, detection means or sensors
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9243—Passive suction heads with no mechanical cutting means
- E02F3/925—Passive suction heads with no mechanical cutting means with jets
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9287—Vibrating suction heads
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/94—Apparatus for separating stones from the dredged material, i.e. separating or treating dredged material
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/10—Pipelines for conveying excavated materials
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a port sludge removing structure and a construction method thereof, wherein the port sludge removing structure comprises a sludge sucking component, a first suction component, a second suction component and a filtering component; the first suction assembly, the second suction assembly and the filtering assembly are fixed on the movable chassis, and the sludge suction assembly is arranged below the movable chassis in a lifting manner through a winch; the invention improves the dredging capability, can effectively avoid blockage and prolongs the service life.
Description
Technical Field
The invention relates to a silt removing structure, in particular to a port silt removing structure and a construction method thereof.
Background
Harbour siltation is a phenomenon of silt deposits that occur in the channels and ponds of a harbour. In the world, large and small ports have different siltation degrees, the result is that the water depth is reduced, the navigation is hindered, and the port with serious siltation even becomes a waste port. The silt prevention and reduction project consumes huge resources, and the dredging and maintenance cost also becomes a heavy burden.
During the operation process of the port, a large amount of sludge can be deposited on the edge of the port along with the time; the silt is removed in a port to be a great problem, the existing dredging device usually uses a stirring device firstly to stir the silt uniformly, and then uses a dredging machine to suck the silt out, so that two devices of the stirring device and the dredging machine are needed, sometimes the inlet of the dredging machine is easy to block, the dredging capability of the dredging machine is reduced, and the service life of the device is reduced; and the existing silt remover is damaged in the machine, and a new silt remover needs to be replaced, so that the silt removing efficiency is reduced.
Disclosure of Invention
The invention provides a port sludge removing structure and a construction method thereof aiming at the problems, so that the dredging capability is improved, the blockage can be effectively avoided, and the service life is prolonged.
The specific technical scheme is as follows:
a port sludge removing structure comprises a sludge sucking component, a first suction component, a second suction component and a filtering component; the first suction assembly, the second suction assembly and the filtering assembly are fixed on the movable chassis, and the silt suction assembly is arranged below the movable chassis in a lifting mode through a winch.
Furthermore, the silt suction assembly comprises an upper chamber and a lower chamber which are of regular quadrangular prism structures, the side length of the end surface of the upper chamber is smaller than that of the end surface of the lower chamber, the upper chamber is coaxially and detachably fixed at the top of the lower chamber through screws, the upper chamber is communicated with the lower chamber, and a winch rope fixed on the movable chassis is fixed on the lower chamber;
the top of the upper chamber is provided with a first connecting pipe and a second connecting pipe, and a grain cutting assembly is arranged in the upper chamber; the bottom of the lower chamber is provided with a plurality of water inlet pipes.
Furthermore, a first stainless steel screen plate is horizontally arranged in the lower chamber, a plurality of first through holes are formed in the first stainless steel screen plate, a vertically arranged guide rod penetrates through the first through holes to be fixed in the lower chamber, a spring is sleeved on the guide rod, and the spring is pressed between the first stainless steel screen plate and the bottom of the lower chamber;
a plurality of stainless steel balls are arranged above the first stainless steel screen plate;
the top of the lower chamber is provided with a first opening, the first opening is covered with a layer of second stainless steel screen plate, and the lower chamber is communicated with the upper chamber through the first opening.
Further, the granulating assembly comprises a first fixed cavity and a second fixed cavity which are respectively fixed on the left side wall and the right side wall of the upper cavity, and a feeding channel is formed between the first fixed cavity and the second fixed cavity;
a group of grain cutting mechanisms are respectively arranged in the first fixed cavity and the second fixed cavity;
the granulating mechanism comprises a plurality of granulating plate groups arranged in the vertical direction, each granulating plate group comprises a plurality of granulating plates arranged in parallel, the insertion ends of the granulating plates are arranged in the first fixed cavity or the second fixed cavity, and the granulating ends of the granulating plates are arranged in the feeding channel; the first supporting shaft with the cross section of a regular polygon structure penetrates through the insertion end of the grain cutting plate and then is rotatably fixed in the first fixing cavity or the second fixing cavity, and a base plate is arranged between every two adjacent grain cutting plates;
the inserting end of the grain cutting plate of each grain cutting plate group is respectively and correspondingly provided with a waist-shaped hole, and the first long screw horizontally penetrates through the waist-shaped hole of the grain cutting plate and is locked and fixed through a nut; one end of the first long screw of each grain cutting plate group is vertically fixed with a first pull rod, and the first pull rod penetrates through a partition plate horizontally arranged at the top of the first fixed cavity or the second fixed cavity and then is fixedly connected with an electric push rod; the electric push rod pushes the first pull rod to move up and down in the vertical direction, so that the grain cutting plate group is driven to swing back and forth by taking the first supporting shaft as the center of a circle.
Further, the grain cutting plate groups of two adjacent first fixed cavities and two adjacent second fixed cavities are arranged in a staggered mode in the vertical direction, and the grain cutting plates in the grain cutting plate groups of two adjacent first fixed cavities and two adjacent second fixed cavities are arranged in a staggered mode in the horizontal direction; the moving directions of the granulating plate groups of the first fixed cavity and the second fixed cavity are opposite.
Further, the bottom of the lower chamber is provided with a stainless steel mesh net sleeve, and the water inlet pipe is arranged in the stainless steel mesh net sleeve.
Furthermore, the first suction assembly and the second suction assembly both comprise suction cavities, third connecting pipes are arranged at the bottoms of the suction cavities, fourth connecting pipes are arranged on the side walls of the suction cavities, and the fourth connecting pipes are arranged at the bottoms of the side walls of the suction cavities; the four corners of the suction cavity are respectively provided with a third fixed cavity, the bottom of the third fixed cavity is connected with the bottom of the suction cavity, the height of the third fixed cavity is smaller than that of the suction cavity, a hydraulic cylinder is arranged in the third fixed cavity, push rods of the four hydraulic cylinders respectively penetrate through the third fixed cavity from bottom to top to be fixedly connected with a plug plate, and the hydraulic cylinder pushes the plug plate to move up and down;
the third connecting pipe of the first suction assembly is connected with the first connecting pipe of the upper cavity through a first hose, the third connecting pipe of the second suction assembly is connected with the second connecting pipe of the upper cavity through a second hose, the first hose is provided with a first electromagnetic valve, and the second hose is provided with a second electromagnetic valve.
Furthermore, the filtering component comprises a filtering cavity, a fifth connecting pipe and a sixth connecting pipe are arranged at the top of the filtering cavity, a fourth connecting pipe of the first suction component is connected with the fifth connecting pipe through a third hose, a fourth connecting pipe of the second suction component is connected with the sixth connecting pipe through a fourth hose, a third electromagnetic valve is arranged on the third hose, and a fourth electromagnetic valve is arranged on the fourth hose;
the filtering chamber is rotatably provided with a filtering component.
Furthermore, the filtering assembly comprises a second supporting shaft, a water pumping cavity with an opening at one end is arranged at the center of the second supporting shaft, the second supporting shaft is coaxially fixed in an outer shell of the cylindrical structure, and two ends of the outer shell are respectively and rotatably fixed in the filtering cavity through a bearing;
one bearing penetrates through the filtering chamber and is fixedly connected with a first gear, and the first gear is meshed with a second gear fixed on a first motor; the other bearing is rotatably penetrated through a transfer pipe which is inserted into the water pumping cavity;
a plurality of inner partition plates are uniformly distributed between the outer wall of the second supporting shaft and the inner wall of the outer shell, a fine filter cavity is formed between every two adjacent inner partition plates, a third stainless steel screen plate with a circular arc structure is arranged in the fine filter cavity, gravel particles are filled between the third stainless steel screen plate and the second supporting shaft, and the fine filter cavity is communicated with the water pumping cavity through a permeation hole formed in the second supporting shaft;
a water seepage cavity is formed between the outside of the third stainless steel screen plate and the outer shell, a second opening communicated with the water seepage cavity is arranged on the outer shell, and the second opening is covered with a fourth stainless steel screen plate.
Furthermore, a door plate is arranged on the side wall of the filtering chamber and arranged below the filtering component.
Furthermore, the penetration hole comprises an inner hole and an outer hole, the aperture of the inner hole is gradually reduced from inside to outside, the aperture of the outer hole is gradually increased from inside to outside, a containing cavity is arranged at the joint of the inner hole and the outer hole, a fifth stainless steel screen plate is arranged at the opening of the inner hole, a blocking bead is arranged in the penetration hole, and the blocking bead can be arranged in the containing cavity in a clearance fit manner;
when the permeation holes rotate along with the filter assembly until the outer holes face upwards, the blocking beads fall on the fifth stainless steel screen plate, the permeation holes are in a conduction state, and water can enter the water pumping cavity through the permeation holes; when the permeation hole rotates to the outer hole downwards along with the filtering component, the blocking beads fall into the accommodating cavity, the permeation hole is in a blocking state, and water cannot flow back.
Further, the construction method of the port sludge removing structure comprises the following steps:
1) the sludge removing structure is moved to the side of the harbor pool through the movable chassis or the movable chassis and the sludge removing structure are placed on a ship and driven by the ship to move in the harbor pool or a channel, and the sludge sucking component is downwards placed into water through a winch;
2) the first electromagnetic valve is opened, the other electromagnetic valves are closed, the plug plate of the first suction assembly is pushed upwards through the hydraulic cylinder, negative pressure generated in the suction cavity is transmitted to the sludge suction assembly through the first hose, and water containing sludge is sucked into the lower cavity through the water inlet pipe;
3) the first stainless steel screen plate vibrates up and down under the action of water flow, and water containing sludge passes through the first stainless steel screen plate and then is crushed by stainless steel balls and then enters the feeding channel;
4) after the granulating plate groups of the first fixed cavity and the second fixed cavity are crossed and swung to uniformly mix water flow, the water flow is pumped into a first suction assembly;
5) when the plug plate moves to the top, the first electromagnetic valve is closed, the third electromagnetic valve is opened, the plug plate is controlled by the hydraulic cylinder to move downwards, water flow is transferred to the filtering assembly, meanwhile, the second electromagnetic valve is opened, and the second suction assembly sucks the water flow through the silt suction assembly;
6) the first suction assembly and the second suction assembly alternately transfer water flow containing sludge particles to the filtering assembly for filtering;
7) the water flow containing the sludge particles enters the water seepage cavity, is filtered by the fine filtering cavity, enters the water pumping cavity and is removed through the transfer pipe;
8) the sludge is deposited in the water seepage cavity, and when the sludge falls into the bottom of the filtering cavity along with the rotation of the filtering component, the sludge can be accumulated;
9) and closing the third electromagnetic valve and the fourth electromagnetic valve, and opening the door plate to clean sludge.
The invention has the beneficial effects that:
1) the sludge suction assembly can effectively stop plastic garbage in water, and simultaneously break up agglomerated sludge to effectively prevent blockage;
2) according to the invention, the first suction assembly and the second suction assembly are used for alternately performing suction operation, so that the working efficiency is improved, and the stability of operation is ensured;
3) the filter assembly can separate and filter sludge and water, so that the treatment cost of the separated water is reduced;
4) in conclusion, the invention improves the dredging capability, can effectively avoid blockage and prolongs the service life.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a side view of the arrangement on the mobile chassis of FIG. 1;
FIG. 3 is a cross-sectional view of the silt suction assembly of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a top view of a group of pellet cutting plates;
FIG. 6 is a cross-sectional view of the first pumping assembly of FIG. 1;
FIG. 7 is a cross-sectional view of the filter assembly of FIG. 2;
FIG. 8 is a sectional view taken along line A-A of FIG. 7;
FIG. 9 is a cross-sectional view of the permeate hole of FIG. 8 in a plugged condition;
fig. 10 is a sectional view of the penetration hole of fig. 8 in a conduction state.
Reference numerals
The sludge suction device comprises a sludge suction component 1, a first suction component 2, a second suction component 3, a filtering component 4, a movable chassis 5, a winch 6 and a main control box 7;
the device comprises an upper chamber 101, a lower chamber 102, a first connecting pipe 103, a granulating component 104, a water inlet pipe 105, a first stainless steel mesh plate 106, a guide rod 107, a spring 108, a stainless steel ball 109, a second stainless steel mesh plate 110, a first fixed chamber 111, a second fixed chamber 112, a feeding channel 113, a granulating plate group 114, a granulating plate 115, a first support shaft 116, a backing plate 117, a kidney-shaped hole 118, a first long screw 119, a first pull rod 120, a separating plate 121, an electric push rod 122 and a stainless steel wire mesh sleeve 123;
a suction chamber 201, a third connecting pipe 202, a fourth connecting pipe 203, a third fixed chamber 204, a hydraulic cylinder 205, a plug plate 206, a first hose 207, a second hose 208, a first solenoid valve 209, a second solenoid valve 210; the filter device comprises a filter chamber 401, a fifth connecting pipe 402, a sixth connecting pipe 403, a third hose 404, a fourth hose 405, a third solenoid valve 406, a fourth solenoid valve 407, a filter assembly 408, a second supporting shaft 409, a water pumping chamber 410, an outer shell 411, a bearing 412, a first gear 413, a first motor 414, a second gear 415, a transfer pipe 416, an inner partition plate 417, a fine filter chamber 418, a third stainless steel mesh plate 419, gravel particles 420, a permeation hole 421, a water permeation chamber 422, a door plate 424, an inner hole 425, an outer hole 426, a containing chamber 427, a fifth stainless steel mesh plate 428 and a blocking bead 429.
Detailed Description
In order to make the technical scheme of the invention clearer and clearer, the invention is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
As shown in the figure, the port sludge removing structure comprises a sludge suction assembly 1, a first suction assembly 2, a second suction assembly 3 and a filter assembly 4; the first suction assembly, the second suction assembly and the filtering assembly are fixed on the movable chassis 5, and the sludge suction assembly is arranged below the movable chassis in a lifting mode through a winch 6.
Furthermore, the silt suction component comprises an upper chamber 101 and a lower chamber 102 which are of regular quadrangular prism structures, the side length of the end surface of the upper chamber is smaller than that of the end surface of the lower chamber, the upper chamber is coaxially and detachably fixed at the top of the lower chamber through screws, the upper chamber and the lower chamber are communicated with each other, and a twisted rope of a winch fixed on the movable chassis is fixed on the lower chamber;
a first connecting pipe 103 and a second connecting pipe are arranged at the top of the upper chamber, and a grain cutting assembly 104 is arranged in the upper chamber; the bottom of the lower chamber is provided with a plurality of inlet pipes 105.
Further, a first stainless steel screen plate 106 is horizontally arranged in the lower chamber, a plurality of first through holes are formed in the first stainless steel screen plate, a vertically arranged guide rod 107 penetrates through the first through holes to be fixed in the lower chamber, a spring 108 is sleeved on the guide rod, and the spring is pressed between the first stainless steel screen plate and the bottom of the lower chamber;
a plurality of stainless steel balls 109 are arranged above the first stainless steel screen plate;
the top of the lower chamber is provided with a first opening, the first opening is covered with a layer of second stainless steel mesh plate 110, and the lower chamber is communicated with the upper chamber through the first opening.
Further, the pelletizing assembly comprises a first fixing cavity 111 and a second fixing cavity 112 which are respectively fixed on the left side wall and the right side wall of the upper cavity, and a feeding channel 113 is formed between the first fixing cavity and the second fixing cavity;
a group of grain cutting mechanisms are respectively arranged in the first fixed cavity and the second fixed cavity;
the granulating mechanism comprises a plurality of granulating plate groups 114 arranged in the vertical direction, each granulating plate group comprises a plurality of granulating plates 115 arranged in parallel, the insertion ends of the granulating plates are arranged in the first fixed cavity or the second fixed cavity, and the granulating ends of the granulating plates are arranged in the feeding channel; a first supporting shaft 116 with a regular polygon cross section penetrates through the insertion end of the granulating plate and then is rotatably fixed in the first fixing cavity or the second fixing cavity, and a backing plate 117 is arranged between every two adjacent granulating plates;
the inserting end of the granulating plate of each granulating plate group is correspondingly provided with a waist-shaped hole 118, and a first long screw 119 horizontally penetrates through the waist-shaped hole of the granulating plate and is locked and fixed through a nut; one end of the first long screw of each pelletizing plate group is vertically fixed with a first pull rod 120, and the first pull rod penetrates through a partition plate 121 horizontally arranged at the top of the first fixed cavity or the second fixed cavity and then is fixedly connected with an electric push rod 122; the electric push rod pushes the first pull rod to move up and down in the vertical direction, so that the grain cutting plate group is driven to swing back and forth by taking the first supporting shaft as the center of a circle.
Further, the grain cutting plate groups of two adjacent first fixed cavities and two adjacent second fixed cavities are arranged in a staggered mode in the vertical direction, and the grain cutting plates in the grain cutting plate groups of two adjacent first fixed cavities and two adjacent second fixed cavities are arranged in a staggered mode in the horizontal direction; the moving directions of the granulating plate groups of the first fixed cavity and the second fixed cavity are opposite.
Further, the bottom of the lower chamber is provided with a stainless steel mesh net 123, and the water inlet pipe is arranged in the stainless steel mesh net.
Further, the first suction assembly and the second suction assembly both comprise a suction cavity 201, a third connecting pipe 202 is arranged at the bottom of the suction cavity, a fourth connecting pipe 203 is arranged on the side wall of the suction cavity, and the fourth connecting pipe is arranged at the bottom of the side wall of the suction cavity; a third fixed cavity 204 is respectively arranged at four corners of the suction cavity, the bottom of the third fixed cavity is connected with the bottom of the suction cavity, the height of the third fixed cavity is smaller than that of the suction cavity, a hydraulic cylinder 205 is arranged in the third fixed cavity, push rods of the four hydraulic cylinders respectively penetrate through the third fixed cavity from bottom to top to be fixedly connected with a plug plate 206, and the hydraulic cylinder pushes the plug plate to move up and down;
the third connecting pipe of the first suction assembly is connected with the first connecting pipe of the upper chamber through a first hose 207, the third connecting pipe of the second suction assembly is connected with the second connecting pipe of the upper chamber through a second hose 208, the first hose is provided with a first electromagnetic valve 209, and the second hose is provided with a second electromagnetic valve 210.
Further, the filtering assembly comprises a filtering chamber 401, a fifth connecting pipe 402 and a sixth connecting pipe 403 are arranged at the top of the filtering chamber, a fourth connecting pipe of the first suction assembly is connected with the fifth connecting pipe through a third hose 404, a fourth connecting pipe of the second suction assembly is connected with the sixth connecting pipe through a fourth hose 405, a third electromagnetic valve 406 is arranged on the third hose, and a fourth electromagnetic valve 407 is arranged on the fourth hose;
a filter assembly 408 is rotatably disposed in the filter chamber.
Further, the filtering assembly comprises a second supporting shaft 409, a water pumping cavity 410 with an opening at one end is arranged at the center of the second supporting shaft, the second supporting shaft is coaxially fixed in an outer shell 411 of a cylindrical structure, and two ends of the outer shell are respectively and rotatably fixed in the filtering cavity through a bearing 412;
one of the bearings passes through the filter chamber and is fixedly connected with a first gear 413 which is engaged with a second gear 415 fixed on a first motor 414; the other bearing is rotatably penetrated through a transfer pipe 416 which is inserted into the water pumping cavity;
a plurality of inner partition plates 417 are uniformly distributed between the outer wall of the second supporting shaft and the inner wall of the outer shell, a fine filtering cavity 418 is formed between every two adjacent inner partition plates, a third stainless steel screen plate 419 with a circular arc structure is arranged in the fine filtering cavity, gravel particles 420 are filled between the third stainless steel screen plate and the second supporting shaft, and the fine filtering cavity is communicated with a water pumping cavity through a permeation hole 421 arranged on the second supporting shaft;
a water seepage cavity 422 is formed between the outside of the third stainless steel screen plate and the outer shell, a second opening communicated with the water seepage cavity is arranged on the outer shell, and a fourth stainless steel screen plate covers the second opening.
Further, a door plate 424 is disposed on a side wall of the filtering chamber, and the door plate is disposed below the filtering assembly.
Further, the permeation hole comprises an inner hole 425 and an outer hole 426, the pore diameter of the inner hole is gradually reduced from inside to outside, the pore diameter of the outer hole is gradually increased from inside to outside, a containing cavity 427 is arranged at the joint of the inner hole and the outer hole, a fifth stainless steel screen plate 428 is arranged at the opening of the inner hole, a blocking bead 429 is arranged in the permeation hole, and the blocking bead can be arranged in the containing cavity in a clearance fit manner;
when the permeation holes rotate along with the filter assembly until the outer holes face upwards, the blocking beads fall on the fifth stainless steel screen plate, the permeation holes are in a conduction state, and water can enter the water pumping cavity through the permeation holes; when the permeation hole rotates to the outer hole downwards along with the filtering component, the blocking beads fall into the accommodating cavity, the permeation hole is in a blocking state, and water cannot flow back.
In this embodiment, the mobile chassis is further provided with a main control box 7, the main control box is provided with a plurality of line groups for connecting with each execution element of the whole device, meanwhile, the main control box is also provided with a signal bus output for connecting with a central control system, and the touch screen is used for realizing the operation control of the whole device, so that the ground can operate the device.
Further, the construction method of the port sludge removing structure comprises the following steps:
1) the sludge removing structure is moved to the side of the harbor pool through the movable chassis or the movable chassis and the sludge removing structure are placed on a ship and driven by the ship to move in the harbor pool or a channel, and the sludge sucking component is downwards placed into water through a winch;
2) the first electromagnetic valve is opened, the other electromagnetic valves are closed, the plug plate of the first suction assembly is pushed upwards through the hydraulic cylinder, negative pressure generated in the suction cavity is transmitted to the sludge suction assembly through the first hose, and water containing sludge is sucked into the lower cavity through the water inlet pipe;
3) the first stainless steel screen plate vibrates up and down under the action of water flow, and water containing sludge passes through the first stainless steel screen plate and then is crushed by stainless steel balls and then enters the feeding channel;
4) after the granulating plate groups of the first fixed cavity and the second fixed cavity are crossed and swung to uniformly mix water flow, the water flow is pumped into a first suction assembly;
5) when the plug plate moves to the top, the first electromagnetic valve is closed, the third electromagnetic valve is opened, the plug plate is controlled by the hydraulic cylinder to move downwards, water flow is transferred to the filtering assembly, meanwhile, the second electromagnetic valve is opened, and the second suction assembly sucks the water flow through the silt suction assembly;
6) the first suction assembly and the second suction assembly alternately transfer water flow containing sludge particles to the filtering assembly for filtering;
7) the water flow containing the sludge particles enters the water seepage cavity, is filtered by the fine filtering cavity, enters the water pumping cavity and is removed through the transfer pipe;
8) the sludge is deposited in the water seepage cavity, and when the sludge falls into the bottom of the filtering cavity along with the rotation of the filtering component, the sludge can be accumulated;
9) and closing the third electromagnetic valve and the fourth electromagnetic valve, and opening the door plate to clean sludge.
Claims (7)
1. A port sludge removing structure is characterized by comprising a sludge sucking component, a first suction component, a second suction component and a filtering component; the first suction assembly, the second suction assembly and the filtering assembly are fixed on the movable chassis, and the sludge suction assembly is arranged below the movable chassis in a lifting manner through a winch; the silt suction assembly comprises an upper chamber and a lower chamber which are of regular quadrangular prism structures, the side length of the end surface of the upper chamber is smaller than that of the end surface of the lower chamber, the upper chamber is coaxially and detachably fixed at the top of the lower chamber through screws, the upper chamber is communicated with the lower chamber, and a twisted rope of a winch fixed on a movable chassis is fixed on the lower chamber;
the top of the upper chamber is provided with a first connecting pipe and a second connecting pipe, and a grain cutting assembly is arranged in the upper chamber; the bottom of the lower cavity is provided with a plurality of water inlet pipes; a first stainless steel screen plate is horizontally arranged in the lower cavity, a plurality of first through holes are formed in the first stainless steel screen plate, a vertically arranged guide rod penetrates through the first through holes to be fixed in the lower cavity, a spring is sleeved on the guide rod, and the spring is pressed between the first stainless steel screen plate and the bottom of the lower cavity;
a plurality of stainless steel balls are arranged above the first stainless steel screen plate;
the top of the lower chamber is provided with a first opening, a layer of second stainless steel screen plate covers the first opening, and the lower chamber is communicated with the upper chamber through the first opening; the granulating assembly comprises a first fixed cavity and a second fixed cavity which are respectively fixed on the left side wall and the right side wall of the upper cavity, and a feeding channel is formed between the first fixed cavity and the second fixed cavity;
a group of grain cutting mechanisms are respectively arranged in the first fixed cavity and the second fixed cavity;
the granulating mechanism comprises a plurality of granulating plate groups arranged in the vertical direction, each granulating plate group comprises a plurality of granulating plates arranged in parallel, the insertion ends of the granulating plates are arranged in the first fixed cavity or the second fixed cavity, and the granulating ends of the granulating plates are arranged in the feeding channel; the first supporting shaft with the cross section of a regular polygon structure penetrates through the insertion end of the grain cutting plate and then is rotatably fixed in the first fixing cavity or the second fixing cavity, and a base plate is arranged between every two adjacent grain cutting plates;
the inserting end of the grain cutting plate of each grain cutting plate group is respectively and correspondingly provided with a waist-shaped hole, and the first long screw horizontally penetrates through the waist-shaped hole of the grain cutting plate and is locked and fixed through a nut; one end of the first long screw of each grain cutting plate group is vertically fixed with a first pull rod, and the first pull rod penetrates through a partition plate horizontally arranged at the top of the first fixed cavity or the second fixed cavity and then is fixedly connected with an electric push rod; the electric push rod pushes the first pull rod to move up and down in the vertical direction, so that the grain cutting plate group is driven to swing back and forth by taking the first supporting shaft as the center of a circle.
2. The port sludge removing structure as claimed in claim 1, wherein the pellet plate groups of two adjacent first fixed cavities and second fixed cavities are staggered in the vertical direction, and the pellet plates in the pellet plate groups of two adjacent first fixed cavities and second fixed cavities are staggered in the horizontal direction; the moving directions of the granulating plate groups of the first fixed cavity and the second fixed cavity are opposite.
3. A port sludge removing structure as claimed in claim 2, wherein the bottom of the lower chamber is provided with a stainless steel wire mesh net, and the water inlet pipe is arranged in the stainless steel wire mesh net.
4. A port sludge removing structure as claimed in claim 2 or 3, wherein the first suction module and the second suction module each comprise a suction chamber, a third connecting pipe is provided at the bottom of the suction chamber, a fourth connecting pipe is provided at the side wall of the suction chamber, and the fourth connecting pipe is provided at the bottom of the side wall of the suction chamber; the four corners of the suction cavity are respectively provided with a third fixed cavity, the bottom of the third fixed cavity is connected with the bottom of the suction cavity, the height of the third fixed cavity is smaller than that of the suction cavity, a hydraulic cylinder is arranged in the third fixed cavity, push rods of the four hydraulic cylinders respectively penetrate through the third fixed cavity from bottom to top to be fixedly connected with a plug plate, and the hydraulic cylinder pushes the plug plate to move up and down;
the third connecting pipe of the first suction assembly is connected with the first connecting pipe of the upper cavity through a first hose, the third connecting pipe of the second suction assembly is connected with the second connecting pipe of the upper cavity through a second hose, the first hose is provided with a first electromagnetic valve, and the second hose is provided with a second electromagnetic valve.
5. A port sludge removing structure as claimed in claim 4, wherein the filtering module comprises a filtering chamber, a fifth connecting pipe and a sixth connecting pipe are provided at the top of the filtering chamber, the fourth connecting pipe of the first suction module is connected with the fifth connecting pipe through a third hose, the fourth connecting pipe of the second suction module is connected with the sixth connecting pipe through a fourth hose, a third solenoid valve is provided on the third hose, and a fourth solenoid valve is provided on the fourth hose;
the filtering chamber is rotatably provided with a filtering component.
6. A harbor sludge removing structure as claimed in claim 5, wherein the filter unit comprises a second support shaft provided at its center with a water pumping chamber opened at one end, the second support shaft being coaxially fixed in an outer housing of a cylindrical structure, both ends of the outer housing being rotatably fixed in the filter chamber by a bearing, respectively;
one bearing penetrates through the filtering chamber and is fixedly connected with a first gear, and the first gear is meshed with a second gear fixed on a first motor; the other bearing is rotatably penetrated through a transfer pipe which is inserted into the water pumping cavity;
a plurality of inner partition plates are uniformly distributed between the outer wall of the second supporting shaft and the inner wall of the outer shell, a fine filter cavity is formed between every two adjacent inner partition plates, a third stainless steel screen plate with a circular arc structure is arranged in the fine filter cavity, gravel particles are filled between the third stainless steel screen plate and the second supporting shaft, and the fine filter cavity is communicated with the water pumping cavity through a permeation hole formed in the second supporting shaft;
a water seepage cavity is formed between the outer part of the third stainless steel screen plate and the outer shell, a second opening communicated with the water seepage cavity is formed in the outer shell, and a fourth stainless steel screen plate covers the second opening;
the side wall of the filtering chamber is provided with a door plate which is arranged below the filtering component;
the penetration hole comprises an inner hole and an outer hole, the aperture of the inner hole is gradually reduced from inside to outside, the aperture of the outer hole is gradually increased from inside to outside, a containing cavity is arranged at the joint of the inner hole and the outer hole, a fifth stainless steel screen plate is arranged at the opening of the inner hole, a blocking bead is arranged in the penetration hole, and the blocking bead can be arranged in the containing cavity in a clearance fit manner;
when the permeation holes rotate along with the filter assembly until the outer holes face upwards, the blocking beads fall on the fifth stainless steel screen plate, the permeation holes are in a conduction state, and water can enter the water pumping cavity through the permeation holes; when the permeation hole rotates to the outer hole downwards along with the filtering component, the blocking beads fall into the accommodating cavity, the permeation hole is in a blocking state, and water cannot flow back.
7. A construction method using the harbor sludge removing structure as claimed in claim 6, which comprises the steps of:
1) the sludge removing structure is moved to the side of the harbor pool through the movable chassis or the movable chassis and the sludge removing structure are placed on a ship and driven by the ship to move in the harbor pool or a channel, and the sludge sucking component is downwards placed into water through a winch;
2) the first electromagnetic valve is opened, the other electromagnetic valves are closed, the plug plate of the first suction assembly is pushed upwards through the hydraulic cylinder, negative pressure generated in the suction cavity is transmitted to the sludge suction assembly through the first hose, and water containing sludge is sucked into the lower cavity through the water inlet pipe;
3) the first stainless steel screen plate vibrates up and down under the action of water flow, and water containing sludge passes through the first stainless steel screen plate and then is crushed by stainless steel balls and then enters the feeding channel;
4) after the granulating plate groups of the first fixed cavity and the second fixed cavity are crossed and swung to uniformly mix water flow, the water flow is pumped into a first suction assembly;
5) when the plug plate moves to the top, the first electromagnetic valve is closed, the third electromagnetic valve is opened, the plug plate is controlled by the hydraulic cylinder to move downwards, water flow is transferred to the filtering assembly, meanwhile, the second electromagnetic valve is opened, and the second suction assembly sucks the water flow through the silt suction assembly;
6) the first suction assembly and the second suction assembly alternately transfer water flow containing sludge particles to the filtering assembly for filtering;
7) the water flow containing the sludge particles enters the water seepage cavity, is filtered by the fine filtering cavity, enters the water pumping cavity and is removed through the transfer pipe;
8) the sludge is deposited in the water seepage cavity, and when the sludge falls into the bottom of the filtering cavity along with the rotation of the filtering component, the sludge can be accumulated;
9) and closing the third electromagnetic valve and the fourth electromagnetic valve, and opening the door plate to clean sludge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010232581.7A CN111305303B (en) | 2020-03-28 | 2020-03-28 | Port sludge removing structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010232581.7A CN111305303B (en) | 2020-03-28 | 2020-03-28 | Port sludge removing structure and construction method thereof |
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| Publication Number | Publication Date |
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| CN111305303A CN111305303A (en) | 2020-06-19 |
| CN111305303B true CN111305303B (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010232581.7A Expired - Fee Related CN111305303B (en) | 2020-03-28 | 2020-03-28 | Port sludge removing structure and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112575836A (en) * | 2020-12-03 | 2021-03-30 | 浙江理工大学 | Cavitation jet sludge cleaning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012281A1 (en) * | 1980-03-29 | 1981-10-01 | Preussag Ag, 3000 Hannover Und 1000 Berlin | Marine dredger suction pipe head - is mounted on arm with swivelling bearing connection to pipe socket |
| SU1432147A1 (en) * | 1987-01-07 | 1988-10-23 | А. М. Друзев | Suction-type ditch-cleaning machine |
| CN109322343A (en) * | 2018-11-20 | 2019-02-12 | 朱二妹 | Port dredging mud processing structure |
| CN209011185U (en) * | 2018-08-09 | 2019-06-21 | 长沙市顶鑫环保科技有限公司 | River black and odorous water desilting equipment |
| CN210002466U (en) * | 2019-03-26 | 2020-01-31 | 吕洪泽 | dredging device for urban hydraulic engineering |
-
2020
- 2020-03-28 CN CN202010232581.7A patent/CN111305303B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012281A1 (en) * | 1980-03-29 | 1981-10-01 | Preussag Ag, 3000 Hannover Und 1000 Berlin | Marine dredger suction pipe head - is mounted on arm with swivelling bearing connection to pipe socket |
| SU1432147A1 (en) * | 1987-01-07 | 1988-10-23 | А. М. Друзев | Suction-type ditch-cleaning machine |
| CN209011185U (en) * | 2018-08-09 | 2019-06-21 | 长沙市顶鑫环保科技有限公司 | River black and odorous water desilting equipment |
| CN109322343A (en) * | 2018-11-20 | 2019-02-12 | 朱二妹 | Port dredging mud processing structure |
| CN210002466U (en) * | 2019-03-26 | 2020-01-31 | 吕洪泽 | dredging device for urban hydraulic engineering |
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| CN111305303A (en) | 2020-06-19 |
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