CN116733056A - Water conservancy dredging device - Google Patents
Water conservancy dredging device Download PDFInfo
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- CN116733056A CN116733056A CN202310967970.8A CN202310967970A CN116733056A CN 116733056 A CN116733056 A CN 116733056A CN 202310967970 A CN202310967970 A CN 202310967970A CN 116733056 A CN116733056 A CN 116733056A
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- Prior art keywords
- silt
- sludge
- water
- side plate
- filter screen
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 140
- 239000010802 sludge Substances 0.000 claims abstract description 152
- 230000007246 mechanism Effects 0.000 claims abstract description 105
- 238000007790 scraping Methods 0.000 claims abstract description 51
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
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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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/06—Delivery chutes or screening plants or mixing plants mounted on dredgers or excavators
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a water conservancy dredging device, which comprises a fixed frame and a sludge scraping and collecting mechanism, wherein a filter screen is arranged on the inner side of the fixed frame, and a sludge outlet is formed in the side wall of the fixed frame; the silt is scraped and is collected the mechanism and is equipped with hole and the mud mouth that leaks, and silt is scraped and is collected the mechanism and be furnished with lift actuating mechanism, and lift actuating mechanism is used for driving silt to scrape and collect the mechanism lift activity to scrape down and collect the silt on the filter screen, and silt is scraped and is collected the mechanism and rise to the position that is close to the silt export when, and mud mouth and silt export intercommunication. According to the invention, the sludge on the filter screen is removed and collected by adopting the sludge scraping and collecting mechanism, so that the filter screen is prevented from being blocked due to the fact that the sludge in the water is adhered to the filter screen, and the sludge scraping and collecting mechanism is provided with the water leakage holes, so that the excessive water in the sludge is discharged through the water leakage holes when the sludge scraping and collecting mechanism ascends, the water in the sludge is reduced, and the subsequent treatment of the sludge is facilitated.
Description
Technical Field
The invention belongs to the technical field of hydraulic engineering, and particularly relates to a hydraulic dredging device.
Background
Hydraulic engineering is a project constructed for controlling and allocating surface water and underground water in nature to achieve the purpose of removing harm and benefiting, and is also called as water engineering. Water is an essential valuable resource for human production and life, but its naturally occurring state does not fully meet the needs of people. Only when the hydraulic engineering is built, the water flow can be controlled, flood disasters are prevented, and the water quantity is regulated and distributed so as to meet the needs of people living and production on water resources. The dam is a water retaining building for intercepting the water flow of a river channel to raise the water level or regulate the flow, can form a reservoir, can raise the water level, regulate the runoff and concentrate water head, is used for flood control, water supply, irrigation, hydroelectric power generation, improvement of shipping and the like, and is also called a dam for river channel improvement building for adjusting the river potential and protecting a bank bed, such as a spur dike, a downstream dike and the like. When some dams are built, a filter screen is required to be installed at the water discharge port of the dam, and sludge in water flow is filtered. In the process of filtering the sludge by the filter screen, the sludge in the water is easy to adhere to the filter screen, so that the filter screen is blocked, the water flow is influenced, and the sludge on the filter screen is required to be cleaned.
The prior art CN212077856U discloses a dredging device of water conservancy hydroelectric dam, and it adopts the sludge pump to inhale the silt in the dirt collecting vat in the pipe, and the collection of leading into the collecting vat at the end is because the dirt collecting vat is located the filter screen bottom, and the sludge pump is in the suction of a large amount of water entering collecting vat easily when sucking silt, leads to the moisture content of silt in the collecting vat high, and silt is inconvenient for directly utilizing, has increased silt later stage processing cost.
Disclosure of Invention
The invention aims to provide a water conservancy dredging device which is used for solving the problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a water conservancy dredging device comprises a fixed frame and a sludge scraping and collecting mechanism, wherein a filter screen is arranged on the inner side of the fixed frame, and a sludge outlet is formed in the side wall of the fixed frame; the silt is scraped and is collected the mechanism and slides the inboard that sets up at fixed frame, and silt is scraped and is collected the mechanism and be equipped with hole and the mud mouth that leaks, and silt is scraped and is collected the mechanism and be furnished with lift actuating mechanism, and lift actuating mechanism is used for driving silt to scrape and collect the mechanism and lift the activity along the filter screen to make silt scrape and collect the mechanism and scrape down the silt on the filter screen and collect, and silt is scraped and is collected the mechanism and rise to when being close to the position of silt export, and silt is scraped and is collected the mud mouth and the silt export intercommunication of mechanism.
As an optional implementation manner of the above technical solution, the sludge scraping and collecting mechanism includes a sludge collecting box with an open top, the sludge collecting box is in sliding fit with the fixed frame, the sludge collecting box is provided with water leakage holes, and the sludge collecting box is closely attached to the filter screen so as to scrape and collect the sludge on the filter screen; the bottom of the silt collection box is provided with an inclined plane, the lower end of the inclined plane is provided with a silt discharge port, and when the silt collection box ascends to a position close to a silt outlet, silt in the silt collection box can automatically slide to the silt outlet from the silt discharge port.
As an optional implementation manner of the technical scheme, the sludge collection box comprises a left side plate, a front side plate, a right side plate, a rear side plate and a bottom plate, wherein the left side plate, the front side plate, the right side plate and the rear side plate are sequentially connected to form a ring, the bottoms of the left side plate, the front side plate, the right side plate and the rear side plate are all connected with the bottom plate, the top of the bottom plate is provided with an inclined plane, and a sludge discharge opening is formed in the right side plate and is tightly attached to the filter screen.
As an alternative embodiment of the above technical solution, the front side plate has a height higher than the rear side plate.
As an optional implementation manner of the technical scheme, the front side plate comprises an upper plate body and a lower plate body, the bottom of the upper plate body is connected with the lower plate body, and water leakage holes are formed in the upper plate body and the rear side plate.
As an alternative embodiment of the above technical solution, the size of the water leakage hole is larger than the mesh size of the filter screen.
As an optional implementation manner of the technical scheme, the left side plate and the right side plate are both provided with sliding blocks, and the inner wall of the fixed frame is provided with limiting sliding grooves matched with the sliding blocks.
As an optional implementation manner of the technical scheme, the lifting driving mechanism comprises a lifting driving motor, the lifting driving motor is connected with a reduction gearbox, output shafts are arranged on two sides of the reduction gearbox, a winch is arranged on the output shafts, and a pull rope is arranged between the winch and the sludge scraping and collecting mechanism.
As an optional implementation manner of the technical scheme, the fixed frame is provided with a guide hole, the pull rope passes through the guide hole and then is arranged along the limiting chute, and the sliding block is provided with a connecting ring connected with the pull rope.
As an alternative implementation mode of the technical scheme, the sludge outlet is provided with a material guide plate, and the output end of the material guide plate is provided with a sludge-water separation mechanism.
As an optional implementation manner of the technical scheme, the mud-water separator comprises a separating cylinder, a cylindrical screen is arranged in the separating cylinder, a feed hopper is arranged between the cylindrical screen and the material guiding plate, a screw conveyer is arranged in the cylindrical screen, a sludge collecting port is arranged at one end of the cylindrical screen, a water storage chamber is arranged between the cylindrical screen and the separating cylinder, and a water collecting port communicated with the water storage chamber is arranged at the bottom of the separating cylinder.
As an alternative implementation mode of the technical scheme, the screw conveyor comprises a screw conveying motor, the screw conveying motor is connected with a conveying shaft extending into the cylindrical screen, and screw blades are arranged on the conveying shaft.
As an optional implementation manner of the technical scheme, a spray head is arranged on the surface of the conveying shaft, a water flow channel is arranged in the conveying shaft, a rotary joint is arranged at one end of the conveying shaft extending out of the cylindrical screen, and the rotary joint, the water flow channel and the spray head are sequentially communicated.
The beneficial effects of the invention are as follows:
the invention provides a water conservancy dredging device, which adopts a silt scraping and collecting mechanism to remove and collect silt on a filter screen, so that the problem that the use of a dam is affected due to the fact that the silt in water is adhered to the filter screen is avoided, and the silt scraping and collecting mechanism is provided with water leakage holes, and when the silt scraping and collecting mechanism ascends, excessive water in the silt is discharged through the water leakage holes, so that the moisture in the silt is reduced, the subsequent treatment of the silt is facilitated, and the treatment cost of the silt is reduced.
Drawings
FIG. 1 is a schematic diagram of a hydraulic dredging device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of a structure of a fixing frame according to an embodiment of the present invention;
FIG. 4 is a schematic view of a sludge scraping and collecting mechanism in accordance with an embodiment of the present invention;
fig. 5 is a schematic structural view of a sludge-water separation mechanism in an embodiment of the present invention.
In the figure: 1-a fixed frame; 2-a sludge scraping and collecting mechanism; 3-a filter screen; 4-water leakage holes; 5-left side plate; 6-a front side plate; 7-right side plate; 8-a rear side plate; 9-a bottom plate; 10-sliding blocks; 11-limiting sliding grooves; 12-a reduction gearbox; 13-an output shaft; 14-winch; 15-pulling ropes; 16-a guide hole; 17-a material guide plate; 18-a mud-water separation mechanism; 19-a separation cylinder; 20-a cylindrical screen; 21-feeding hopper; 22-a sludge collection port; 23-a water body collection port; 24-spiral conveying motor; 25-a conveying shaft; 26-helical blades; 27-a spray head; 28-rotary joint.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings.
Example 1
As shown in fig. 1-5, the embodiment provides a water conservancy dredging device, which comprises a fixed frame 1 and a sludge scraping and collecting mechanism 2, wherein the fixed frame 1 is arranged at a dam water discharge port, a filter screen 3 is arranged on the inner side of the fixed frame 1, and a sludge outlet is formed in the side wall of the fixed frame 1; the filter screen 3 can adopt a metal screen or a nylon screen, the filter screen 3 is used for intercepting sundries such as silt in water, the silt is accumulated at the bottom of the filter screen 3 or is attached to the filter screen 3, the mesh of the filter screen 3 is kept in a proper size, and water flow can flow out from the mesh of the filter screen 3.
The silt is scraped and is collected mechanism 2 slip and set up in the inboard of fixed frame 1, and silt is scraped and is collected mechanism 2 and is equipped with hole 4 and the mud mouth that leaks, and silt is scraped and is collected mechanism 2 and be furnished with lift actuating mechanism, and lift actuating mechanism is used for driving silt to scrape and collect mechanism 2 along filter screen 3 lift activity to make silt scrape and collect mechanism 2 scrape down and collect the silt on the filter screen 3, and silt is scraped and is collected mechanism 2 and rise to when being close to the position of silt export, silt is scraped and is collected mechanism 2 and pass through the automatic discharge of silt export that will collect. The silt scraping and collecting mechanism 2 is in contact with the surface of the filter screen 3, the lifting driving mechanism can drive the silt scraping and collecting mechanism 2 to move up and down along the filter screen 3, the silt scraping and collecting mechanism 2 is positioned at the bottom of the filter screen 3 in the initial stage, and the silt falling on the filter screen 3 can directly fall into the silt scraping and collecting mechanism 2; when the lifting driving mechanism drives the sludge scraping and collecting mechanism 2 to move upwards, the sludge scraping and collecting mechanism 2 can scrape and collect the sludge attached to the filter screen 3, redundant water is discharged through the water leakage holes 4, when the sludge scraping and collecting mechanism 2 moves to the top of the filter screen 3, a sludge discharging opening of the sludge scraping and collecting mechanism 2 is communicated with a sludge outlet of the fixed frame 1, and the sludge scraping and collecting mechanism 2 can automatically release sludge, so that the sludge is discharged from a sludge outlet of the fixed frame 1, and the sludge is subjected to centralized treatment.
According to the invention, the sludge on the filter screen 3 is removed and collected by adopting the sludge scraping and collecting mechanism 2, so that the problem that the filter screen 3 is blocked and the use of a dam is affected due to the fact that the sludge in water is adhered to the filter screen 3 is avoided, and the water leakage holes 4 are formed in the sludge scraping and collecting mechanism 2, and when the sludge scraping and collecting mechanism 2 ascends, excessive water in the sludge is discharged through the water leakage holes 4, so that the water in the sludge is reduced, the subsequent treatment of the sludge is facilitated, and the treatment cost of the sludge is reduced.
Example 2
As shown in fig. 1 to 4, the present embodiment is optimized on the basis of embodiment 1, specifically, the sludge scraping and collecting mechanism 2 includes a sludge collecting box with an opening at the top, the sludge collecting box is provided with a water leakage hole 4, the sludge collecting box is in sliding fit with the fixed frame 1, and the sludge collecting box is closely attached to the filter screen 3 so as to scrape and collect the sludge on the filter screen 3, and the excessive water is discharged through the water leakage hole 4; the bottom of the silt collection box is provided with an inclined plane, the lower end of the inclined plane is provided with a silt discharge port, and when the silt collection box ascends to a position close to the silt outlet, the silt in the silt collection box can automatically slide to the silt outlet from the silt discharge port. Because the bottom of the sludge collection box is provided with an inclined plane, the sludge in the sludge collection box can automatically slide from the high end to the low end under the action of gravity and slide from the sludge discharge port to the sludge outlet.
Specifically, the silt collection box includes left side board 5, preceding curb plate 6, right side board 7, posterior lateral plate 8 and bottom plate 9, and left side board 5, preceding curb plate 6, right side board 7 and posterior lateral plate 8 connect gradually and are cyclic annular, and hole 4 that leaks can set up on left side board 5, preceding curb plate 6, right side board 7 and posterior lateral plate 8 as required, and left side board 5 and right side board 7 all are equipped with slider 10, and the inner wall of fixed frame 1 is equipped with the spacing spout 11 with slider 10 adaptation. The bottoms of the left side plate 5, the front side plate 6, the right side plate 7 and the rear side plate 8 are connected with the bottom plate 9, the top of the bottom plate 9 is provided with an inclined surface, the right side plate 7 is provided with a mud discharging opening, and the rear side plate 8 is tightly attached to the filter screen 3. The left end of bottom plate 9 is higher than the right-hand member, and silt deposit is on bottom plate 9, and when the box was collected to silt slip to filter screen 3 top, the mud mouth and the silt export intercommunication of right side board 7, the silt on bottom plate 9 was automatic to the silt export this moment.
Preferably, the front side plate 6 is higher than the rear side plate 8, avoiding that sludge leaves the sludge collection box.
The front side plate 6 comprises an upper plate body and a lower plate body, the bottom of the upper plate body is connected with the lower plate body, and the upper plate body is provided with a water leakage hole 4. Because the silt in the silt collecting box is positioned at the bottom, the lower plate body can block the silt, and water in the silt collecting box can be discharged through the water leakage holes 4 of the upper plate body. The size of the water leakage holes 4 is larger than the mesh size of the filter screen 3, so that the redundant water in the sludge collection box can be conveniently discharged.
In this embodiment, the lifting drive mechanism includes a lifting drive motor, the lifting drive motor is connected with a reduction gearbox 12, both sides of the reduction gearbox 12 are provided with an output shaft 13, a winch 14 is arranged on the output shaft 13, and a pull rope 15 is arranged between the winch 14 and the sludge collection box. Specifically, the fixed frame 1 is provided with a guide hole 16, the pull rope 15 passes through the guide hole 16 and then is arranged along the limit chute 11, and the slide block 10 is provided with a connecting ring connected with the pull rope 15. The lifting drive motor, the reduction gearbox 12, the output shafts 13 and the winch 14 are arranged at the top of the fixed frame 1, the pull rope 15 is wound on the winch 14, the pull rope 15 passes through the guide hole 16, then is arranged along the limiting chute 11 and is connected with the connecting ring, the lifting drive motor drives the two output shafts 13 to synchronously rotate, and the two winches 14 rotate along with the output shafts 13, so that lifting movement of the sludge collection box is controlled.
Example 3
As shown in fig. 1 and 5, the present embodiment is optimized based on embodiment 1, specifically, a sludge outlet is provided with a material guiding plate 17, and an output end of the material guiding plate 17 is provided with a sludge-water separation mechanism 18. Since the discharged sludge has a part of water, the sludge is further treated by the sludge-water separation mechanism 18 for recycling the sludge.
The mud-water separation mechanism 18 comprises a separation cylinder 19, a cylindrical screen 20 is arranged in the separation cylinder 19, a feed hopper 21 is arranged between the cylindrical screen 20 and the material guide plate 17, the feed hopper 21 conveys sludge output by the material guide plate 17 into the cylindrical screen 20, a screw conveyer is arranged in the cylindrical screen 20, a sludge collecting port 22 is arranged at one end of the cylindrical screen 20, a water storage chamber is arranged between the cylindrical screen 20 and the separation cylinder 19, and a water collecting port 23 communicated with the water storage chamber is arranged at the bottom of the separation cylinder 19. The screw conveyor is used for conveying the sludge and completing mud-water separation of the sludge. The water collected by the water collecting port 23 can be directly discharged, and the water content of the sludge collected by the sludge collecting port 22 is low, so that the sludge can be used for soil improvement, fuel power generation, ecological reinforcement and the like to realize recycling.
The screw conveyor comprises a screw conveying motor 24, the screw conveying motor 24 is connected with a conveying shaft 25 extending into the cylindrical screen 20, and a screw blade 26 is arranged on the conveying shaft 25. The screw conveyor motor 24 drives the conveyor shaft 25 to rotate, so that the screw blades 26 convey the sludge to the sludge collection port 22, and the water in the sludge passes through the mesh holes of the cylindrical screen 20 and enters the water storage chamber. The surface of the conveying shaft 25 is provided with a spray head 27, a water flow channel is arranged in the conveying shaft 25, one end of the conveying shaft 25 extending out of the cylindrical screen 20 is provided with a rotary joint 28, and the rotary joint 28, the water flow channel and the spray head 27 are sequentially communicated. The rotary joint 28 is connected with a tap water pipe, and after the cylindrical screen 20 is used for a period of time, water can be sprayed to the cylindrical screen 20 through the spray head 27, so that the cleaning of the cylindrical screen 20 is realized, and the cylindrical screen 20 is prevented from being blocked.
The sludge-water separation is realized through the sludge-water separation mechanism 18, the sludge treatment efficiency is high, the sludge separation effect is good, the separated water can be directly discharged, and the sludge is used for realizing recycling after being dried, such as soil improvement, fuel power generation, ecological reinforcement and the like.
Example 4
As shown in fig. 1-5, the embodiment provides a water conservancy dredging device, which comprises a fixed frame 1 and a sludge scraping and collecting mechanism 2, wherein the fixed frame 1 is arranged at a dam water discharge port, a filter screen 3 is arranged on the inner side of the fixed frame 1, and a sludge outlet is formed in the side wall of the fixed frame 1; the filter screen 3 can adopt a metal screen or a nylon screen, the filter screen 3 is used for intercepting sundries such as silt in water, the silt is accumulated at the bottom of the filter screen 3 or is attached to the filter screen 3, the mesh of the filter screen 3 is kept in a proper size, and water flow can flow out from the mesh of the filter screen 3.
The silt is scraped and is collected mechanism 2 slip and set up in the inboard of fixed frame 1, and silt is scraped and is collected mechanism 2 and is equipped with hole 4 and the mud mouth that leaks, and silt is scraped and is collected mechanism 2 and be furnished with lift actuating mechanism, and lift actuating mechanism is used for driving silt to scrape and collect mechanism 2 along filter screen 3 lift activity to make silt scrape and collect mechanism 2 scrape down and collect the silt on the filter screen 3, and silt is scraped and is collected mechanism 2 and rise to when being close to the position of silt export, silt is scraped and is collected mechanism 2 and pass through the automatic discharge of silt export that will collect. The silt scraping and collecting mechanism 2 is in contact with the surface of the filter screen 3, the lifting driving mechanism can drive the silt scraping and collecting mechanism 2 to move up and down along the filter screen 3, the silt scraping and collecting mechanism 2 is positioned at the bottom of the filter screen 3 in the initial stage, and the silt falling on the filter screen 3 can directly fall into the silt scraping and collecting mechanism 2; when the lifting driving mechanism drives the sludge scraping and collecting mechanism 2 to move upwards, the sludge scraping and collecting mechanism 2 can scrape and collect the sludge attached to the filter screen 3, redundant water is discharged through the water leakage holes 4, when the sludge scraping and collecting mechanism 2 moves to the top of the filter screen 3, a sludge discharging opening of the sludge scraping and collecting mechanism 2 is communicated with a sludge outlet of the fixed frame 1, and the sludge scraping and collecting mechanism 2 can automatically release sludge, so that the sludge is discharged from a sludge outlet of the fixed frame 1, and the sludge is subjected to centralized treatment.
According to the invention, the sludge scraping and collecting mechanism 2 is adopted to remove the sludge on the filter screen 3, so that the problems that the filter screen 3 is blocked and the use of a dam is affected due to the fact that the sludge in water is attached to the filter screen 3 and cannot be removed are avoided, and the water leakage holes 4 are formed in the sludge scraping and collecting mechanism 2, and when the sludge scraping and collecting mechanism 2 ascends, the excessive water in the sludge is discharged through the water leakage holes 4, so that the water in the sludge can be effectively reduced, the subsequent treatment of the sludge is facilitated, and the treatment cost of the sludge is reduced.
In the embodiment, the sludge scraping and collecting mechanism 2 comprises a sludge collecting box with an opening at the top, the sludge collecting box is provided with a water leakage hole 4, the sludge collecting box is in sliding fit with the fixed frame 1, and the sludge collecting box is tightly attached to the filter screen 3 so as to scrape and collect the sludge on the filter screen 3, and redundant water is discharged through the water leakage hole 4; the bottom of the silt collection box is provided with an inclined plane, the lower end of the inclined plane is provided with a silt discharge port, and when the silt collection box ascends to a position close to the silt outlet, the silt in the silt collection box can automatically slide to the silt outlet from the silt discharge port. Because the bottom of the sludge collection box is provided with an inclined plane, the sludge in the sludge collection box can automatically slide from the high end to the low end under the action of gravity and slide from the sludge discharge port to the sludge outlet.
Specifically, the silt collection box includes left side board 5, preceding curb plate 6, right side board 7, posterior lateral plate 8 and bottom plate 9, and left side board 5, preceding curb plate 6, right side board 7 and posterior lateral plate 8 connect gradually and are cyclic annular, and hole 4 that leaks can set up on left side board 5, preceding curb plate 6, right side board 7 and posterior lateral plate 8 as required, and left side board 5 and right side board 7 all are equipped with slider 10, and the inner wall of fixed frame 1 is equipped with the spacing spout 11 with slider 10 adaptation. The bottoms of the left side plate 5, the front side plate 6, the right side plate 7 and the rear side plate 8 are connected with the bottom plate 9, the top of the bottom plate 9 is provided with an inclined surface, the right side plate 7 is provided with a mud discharging opening, and the rear side plate 8 is tightly attached to the filter screen 3. The left end of bottom plate 9 is higher than the right-hand member, and silt deposit is on bottom plate 9, and when the box was collected to silt slip to filter screen 3 top, the mud mouth and the silt export intercommunication of right side board 7, the silt on bottom plate 9 was automatic to the silt export this moment.
Preferably, the front side plate 6 is higher than the rear side plate 8, avoiding that sludge leaves the sludge collection box. The front side plate 6 comprises an upper plate body and a lower plate body, the bottom of the upper plate body is connected with the lower plate body, and the upper plate body is provided with a water leakage hole 4. Because the silt in the silt collecting box is positioned at the bottom, the lower plate body can block the silt, and water in the silt collecting box can be discharged through the water leakage holes 4 of the upper plate body. The size of the water leakage holes 4 is larger than the mesh size of the filter screen 3, so that the redundant water in the sludge collection box can be conveniently discharged.
In this embodiment, the lifting drive mechanism includes a lifting drive motor, the lifting drive motor is connected with a reduction gearbox 12, both sides of the reduction gearbox 12 are provided with an output shaft 13, a winch 14 is arranged on the output shaft 13, and a pull rope 15 is arranged between the winch 14 and the sludge collection box. Specifically, the fixed frame 1 is provided with a guide hole 16, the pull rope 15 passes through the guide hole 16 and then is arranged along the limit chute 11, and the slide block 10 is provided with a connecting ring connected with the pull rope 15. The lifting drive motor, the reduction gearbox 12, the output shafts 13 and the winch 14 are arranged at the top of the fixed frame 1, the pull rope 15 is wound on the winch 14, the pull rope 15 passes through the guide hole 16, then is arranged along the limiting chute 11 and is connected with the connecting ring, the lifting drive motor drives the two output shafts 13 to synchronously rotate, and the two winches 14 rotate along with the output shafts 13, so that lifting movement of the sludge collection box is controlled.
In this embodiment, the sludge outlet is provided with a guide plate 17, and the output end of the guide plate 17 is provided with a sludge-water separation mechanism 18. Since the discharged sludge has a part of water, the sludge is further treated by the sludge-water separation mechanism 18 for recycling the sludge.
Specifically, the mud-water separator 18 includes a separating drum 19, a cylindrical screen 20 is arranged in the separating drum 19, a feed hopper 21 is arranged between the cylindrical screen 20 and the material guiding plate 17, the feed hopper 21 conveys the sludge output by the material guiding plate 17 into the cylindrical screen 20, a screw conveyer is arranged in the cylindrical screen 20, a sludge collecting opening 22 is arranged at one end of the cylindrical screen 20, a water storage chamber is arranged between the cylindrical screen 20 and the separating drum 19, and a water collecting opening 23 communicated with the water storage chamber is arranged at the bottom of the separating drum 19. The screw conveyor is used for conveying the sludge and completing mud-water separation of the sludge. The water collected by the water collecting port 23 can be directly discharged, and the water content of the sludge collected by the sludge collecting port 22 is low, so that the sludge can be made into fertilizer and the like to realize recycling.
The screw conveyor comprises a screw conveying motor 24, the screw conveying motor 24 is connected with a conveying shaft 25 extending into the cylindrical screen 20, and a screw blade 26 is arranged on the conveying shaft 25. The screw conveyor motor 24 drives the conveyor shaft 25 to rotate, so that the screw blades 26 convey the sludge to the sludge collection port 22, and the water in the sludge passes through the mesh holes of the cylindrical screen 20 and enters the water storage chamber. The surface of the conveying shaft 25 is provided with a spray head 27, a water flow channel is arranged in the conveying shaft 25, one end of the conveying shaft 25 extending out of the cylindrical screen 20 is provided with a rotary joint 28, and the rotary joint 28, the water flow channel and the spray head 27 are sequentially communicated. The rotary joint 28 is connected with a tap water pipe, and after the cylindrical screen 20 is used for a period of time, water can be sprayed to the cylindrical screen 20 through the spray head 27, so that the cleaning of the cylindrical screen 20 is realized, and the cylindrical screen 20 is prevented from being blocked.
In the description of the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be fixedly connected, detachably connected, or integrally formed; may be a mechanical or electrical connection; may be directly connected or indirectly connected through an intermediate medium, and may be in communication with the inside of two elements or in interaction with the two elements, the specific meaning of the terms being understood by those skilled in the art. Furthermore, the particular features, structures, etc. described in the examples are included in at least one embodiment and those of skill in the art may combine features of different embodiments without contradiction. The scope of the present invention is not limited to the above-described specific embodiments, and embodiments which can be suggested to those skilled in the art without inventive effort according to the basic technical concept of the present invention are all within the scope of the present invention.
Claims (10)
1. The water conservancy dredging device is characterized by comprising a fixed frame (1) and a sludge scraping and collecting mechanism (2), wherein a filter screen (3) is arranged on the inner side of the fixed frame (1), and a sludge outlet is formed in the side wall of the fixed frame (1); the utility model discloses a silt scraping and collecting mechanism, including fixed frame (1) and silt scraping and collecting mechanism (2), silt scraping and collecting mechanism (2) is equipped with hole (4) and the mud mouth that leaks, and silt scraping and collecting mechanism (2) are furnished with lift actuating mechanism, lift actuating mechanism is used for driving silt scraping and collecting mechanism (2) along filter screen (3) lift activity to make silt scraping and collecting mechanism (2) scrape down and collect silt on filter screen (3), and silt scraping and collecting mechanism (2) rise to when being close to the position of silt export, mud mouth and the silt export intercommunication of silt scraping and collecting mechanism (2).
2. The water conservancy dredging device as claimed in claim 1, wherein the sludge scraping and collecting mechanism (2) comprises a sludge collecting box with an opening at the top, the sludge collecting box is in sliding fit with the fixed frame (1), the sludge collecting box is provided with a water leakage hole (4), and the sludge collecting box is tightly attached to the filter screen (3) to scrape and collect the sludge on the filter screen (3); the bottom of the silt collection box is provided with an inclined plane, the lower end of the inclined plane is provided with a silt discharge port, and when the silt collection box ascends to a position close to a silt outlet, silt in the silt collection box can automatically slide to the silt outlet from the silt discharge port.
3. The water conservancy dredging device according to claim 2, wherein the silt collecting box comprises a left side plate (5), a front side plate (6), a right side plate (7), a rear side plate (8) and a bottom plate (9), the left side plate (5), the front side plate (6), the right side plate (7) and the rear side plate (8) are sequentially connected to form a ring, the bottoms of the left side plate (5), the front side plate (6), the right side plate (7) and the rear side plate (8) are all connected with the bottom plate (9), an inclined surface is arranged at the top of the bottom plate (9), a silt discharging opening is arranged on the right side plate (7), and the rear side plate (8) is tightly attached to the filter screen (3).
4. A water conservancy dredging arrangement according to claim 3, wherein the front side plate (6) is higher than the rear side plate (8); the front side plate (6) comprises an upper plate body and a lower plate body, the bottom of the upper plate body is connected with the lower plate body, and the upper plate body and the rear side plate (8) are both provided with water leakage holes (4); the size of the water leakage holes (4) is larger than the mesh size of the filter screen (3).
5. The water conservancy dredging device according to claim 4, wherein the left side plate (5) and the right side plate (7) are both provided with sliding blocks (10), and the inner wall of the fixed frame (1) is provided with limiting sliding grooves (11) which are matched with the sliding blocks (10).
6. The water conservancy dredging device as claimed in claim 5, wherein the lifting driving mechanism comprises a lifting driving motor, the lifting driving motor is connected with a reduction gearbox (12), output shafts (13) are arranged on two sides of the reduction gearbox (12), a winch (14) is arranged on the output shafts (13), and a pull rope (15) is arranged between the winch (14) and the sludge scraping and collecting mechanism (2).
7. The water conservancy dredging device according to claim 6, wherein the fixed frame (1) is provided with a guide hole (16), the stay cord (15) passes through the guide hole (16) and then is arranged along the limiting chute (11), and the slide block (10) is provided with a connecting ring connected with the stay cord (15).
8. The water conservancy dredging device as claimed in claim 1, wherein the sludge outlet is provided with a guide plate (17), and the output end of the guide plate (17) is provided with a sludge-water separation mechanism (18).
9. The water conservancy dredging device according to claim 8, wherein the muddy water separating mechanism (18) comprises a separating cylinder (19), a cylindrical screen (20) is arranged in the separating cylinder (19), a feed hopper (21) is arranged between the cylindrical screen (20) and a material guiding plate (17), a screw conveyor is arranged in the cylindrical screen (20), a sludge collecting port (22) is arranged at one end of the cylindrical screen (20), a water storage chamber is arranged between the cylindrical screen (20) and the separating cylinder (19), and a water collecting port (23) communicated with the water storage chamber is arranged at the bottom of the separating cylinder (19).
10. The water conservancy dredging device as claimed in claim 9, wherein the screw conveyor comprises a screw conveyor motor (24), the screw conveyor motor (24) is connected with a conveying shaft (25) extending into the cylindrical screen (20), and the conveying shaft (25) is provided with screw blades (26); the surface of the conveying shaft (25) is provided with a spray head (27), a water flow channel is arranged in the conveying shaft (25), one end, extending out of the cylindrical screen (20), of the conveying shaft (25) is provided with a rotary joint (28), and the rotary joint (28), the water flow channel and the spray head (27) are sequentially communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310967970.8A CN116733056A (en) | 2023-08-03 | 2023-08-03 | Water conservancy dredging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310967970.8A CN116733056A (en) | 2023-08-03 | 2023-08-03 | Water conservancy dredging device |
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| CN116733056A true CN116733056A (en) | 2023-09-12 |
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| CN202310967970.8A Pending CN116733056A (en) | 2023-08-03 | 2023-08-03 | Water conservancy dredging device |
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Application publication date: 20230912 |