CN111188375A - Hydraulic engineering river channel dredging device and method - Google Patents
Hydraulic engineering river channel dredging device and method Download PDFInfo
- Publication number
- CN111188375A CN111188375A CN202010037365.7A CN202010037365A CN111188375A CN 111188375 A CN111188375 A CN 111188375A CN 202010037365 A CN202010037365 A CN 202010037365A CN 111188375 A CN111188375 A CN 111188375A
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- storage tank
- water
- sludge
- plate
- pump
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- 238000000034 method Methods 0.000 title claims description 16
- 239000010802 sludge Substances 0.000 claims abstract description 115
- 239000010865 sewage Substances 0.000 claims abstract description 63
- 238000000746 purification Methods 0.000 claims abstract description 43
- 238000003756 stirring Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 160
- 238000003860 storage Methods 0.000 claims description 122
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 40
- 238000001914 filtration Methods 0.000 claims description 27
- 239000002085 irritant Substances 0.000 claims description 18
- 231100000021 irritant Toxicity 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000004887 air purification Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 3
- 239000013049 sediment Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 30
- 206010024796 Logorrhoea Diseases 0.000 abstract description 8
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 206010022998 Irritability Diseases 0.000 description 10
- 239000010813 municipal solid waste Substances 0.000 description 7
- 238000011068 loading method Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 230000005012 migration Effects 0.000 description 5
- 238000013508 migration Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- 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
- E02F3/8833—Floating installations
- E02F3/885—Floating installations self propelled, e.g. ship
-
- 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
-
- 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
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
-
- 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
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
- E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ocean & Marine Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a hydraulic engineering river channel dredging device, which comprises: the hull, be provided with on one side of hull and bear the frame, bear sliding connection have symmetrical, be used for carrying out the scraper bowl of excavating to silt on the frame, bear and all install and be used for the drive the scraper bowl carries out the drive assembly that removes, it is right to be provided with on the scraper bowl silt in the scraper bowl carries out the garrulous subassembly of stirring, still be provided with on the hull and hold the mud case, hold the mud case with be provided with between the scraper bowl and be used for right silt in the scraper bowl carries out the silt of inhaling that absorbs subassembly, on the hull, be located one side of holding the mud case is provided with and is used for carrying out the purification subassembly that filters purification to silt. The invention has the effect of effectively absorbing and purifying sewage and sludge, thereby being convenient for dredging the river channel with high efficiency, energy saving and environmental protection, and further preventing the condition that secondary pollution is caused by sewage and sludge to influence the surrounding ecological environment.
Description
Technical Field
The invention relates to the technical field of river channel treatment, in particular to a river channel dredging device and method for hydraulic engineering.
Background
At present, household garbage, industrial production waste and building garbage are poured into a river channel in a large quantity, so that water pollution of the river channel is caused, the ecological environment of the water body is greatly influenced, meanwhile, sludge is precipitated in the river along with the lapse of time, and impurities remain at the bottom of the river, the sludge and the impurities cannot be cleaned for a long time, a gusty of stink can be emitted, and the surrounding environment and the daily life of surrounding people are influenced. And at intervals, dredging operation treatment needs to be carried out on the river channel, and the ecological environment of the river channel is maintained.
The existing dredging of the river channel usually utilizes a suction pump to suck sewage in the river channel into a nearby ditch or pond, so that the water quantity in the river channel is small or the river channel is nearly dry, then a sludge suction machine is utilized to convey sludge onto a transport vehicle through a pipeline, or a long-arm excavator is utilized to dig garbage and sludge in the river channel onto the transport vehicle, and finally the transport vehicle transports the sludge to a designated position, so that the problem that the circulation of the river channel is not smooth due to long-term overstock of the sludge and the garbage in the river channel can be solved, and the ecological environment of the river channel can be maintained.
The above prior art solutions have the following drawbacks: because sewage and silt have a lot of rubbish or harmful substance, directly pump sewage and arrange near irrigation canals and ditches or pond or directly empty silt, such desilting mode not only energy consumption is high, the operating efficiency is poor, can cause the destruction of certain degree to irrigation canals and ditches or pond moreover to can lead to secondary pollution's the condition, and then also influence peripheral ecological environment.
Disclosure of Invention
The invention aims to provide a hydraulic engineering river channel dredging device which has the effects of effectively absorbing and purifying sewage and sludge, so that the river channel can be conveniently dredged quickly, energy is saved, and the environment is protected, and further the situation that secondary pollution is caused by sewage and sludge to influence the surrounding ecological environment can be prevented.
The above object of the present invention is achieved by the following technical solutions:
a hydraulic engineering river desilting device includes: the hull, be provided with on one side of hull and bear the frame, bear sliding connection have symmetrical, be used for carrying out the scraper bowl of excavating to silt on the frame, bear and all install and be used for the drive the scraper bowl carries out the drive assembly that removes, it is right to be provided with on the scraper bowl silt in the scraper bowl carries out the garrulous subassembly of stirring, still be provided with on the hull and hold the mud case, hold the mud case with be provided with between the scraper bowl and be used for right silt in the scraper bowl carries out the silt of inhaling that absorbs subassembly, on the hull, be located one side of holding the mud case is provided with and is used for carrying out the purification subassembly that filters purification to silt.
By adopting the technical scheme, when the sludge in the river channel needs to be cleaned and purified, the driving assembly is arranged, so that the driving bucket can be conveniently driven to perform the action of moving and excavating the sludge in the river channel, and the sludge is placed in the bucket; then carry out effectual stirring garrulous through stirring garrulous subassembly to silt or stereoplasm mud piece in the scraper bowl, thereby can be convenient for inhale the silt subassembly and retrieve to these some garrulous silt of stirring and inhale and hold the mud incasement, carry out unified filtering separation through setting up silt and the sewage that purifies the subassembly and will hold the mud case at last, and discharge back again in the river course after purifying sewage, thereby can be convenient for play the desilting efficiency to the river course fast, energy-concerving and environment-protective effect, and then can prevent that sewage or silt from causing secondary pollution and influencing the circumstances of peripheral ecological environment and taking place.
The invention is further configured to: the driving assembly comprises a plurality of rodless cylinders symmetrically arranged on the bearing frame; the fixed sleeves are symmetrically connected on the sliding blocks of the rodless cylinder in a sliding manner; a fixing plate mounted on the fixing sleeve; and the lifting piece is arranged on the fixed plate and used for driving the bucket to lift.
Through adopting above-mentioned technical scheme, start the rodless cylinder that bears on the frame simultaneously, slider on the rodless cylinder drives fixed cover simultaneously and removes, and fixed cover removes the in-process, can drive the fixed plate and remove to can be convenient for play horizontal migration's effect to the scraper bowl on the lifting unit.
The invention is further configured to: the lifting member includes a sliding plate connected to one side of the fixed plate; a slide plate slidably coupled to the slide plate; one end of the connecting arm is connected to the sliding plate, and the other end of the connecting arm is hinged to the bucket; a first motor mounted on the fixing plate; the screw rod is connected to one end of the output shaft of the first motor and penetrates through the sliding plate; the hydraulic cylinder is arranged at the bottom of the sliding plate; and one end of the swinging rod is hinged to the piston rod of the hydraulic cylinder, and the other end of the swinging rod is hinged to the connecting arm.
By adopting the technical scheme, when the bucket needs to be lifted, the first motor on the fixed plate is started, the output shaft of the first motor drives the screw rod to rotate, and the sliding plate can be driven to slide up and down along the sliding plate in the rotating process of the screw rod, so that the effect of lifting and moving the bucket on the connecting arm can be conveniently achieved; and meanwhile, the hydraulic cylinder is started, a piston rod on the hydraulic cylinder drives the swinging rod to swing, and the swinging rod drives the bucket on the connecting arm to excavate the sludge in the river channel.
The invention is further configured to: the crutcher assembly includes a seal box mounted on one side of the dipper; the second motor is arranged in the seal box; the rotating shaft is rotatably connected to the output shaft of the second motor; and the crushing blade is connected to the rotating shaft and is used for crushing sludge in the bucket.
Through adopting above-mentioned technical scheme, when needs stir the bits of broken glass to the silt in the scraper bowl, start the second motor, the output shaft drive axis of rotation of second motor rotates, and the rotatory in-process of axis of rotation can drive and stir the bits of broken glass and rotate to make and stir the bits of broken glass and carry out effectual stirring effect to silt or stereoplasm mud piece in the scraper bowl.
The invention is further configured to: the silt suction assembly comprises a first supporting plate arranged on the ship body; a mud pump mounted on the surface of the first support plate; a hose in communication with the mud pump port; a diversion conduit connected to said hose away from said mud pump; a plurality of absorption pipelines, one ends of which are connected to the diversion pipelines, the other ends of which penetrate through the side wall of the bucket and are used for absorbing the sludge; and one end of the discharge pipeline is connected to one side of the mud pump, which is far away from the hose, and the other end of the discharge pipeline is communicated with the top of the mud storage box.
Through adopting above-mentioned technical scheme, when needs absorb the silt of stirring the bits of broken glass, start the slush pump, the mouth of pipe of absorption pipeline produces suction, in order to absorb silt and sewage, then silt and sewage collect the flow along absorption pipeline and flow into the reposition of redundant personnel pipeline, then silt and sewage then unify and flow into discharge tube from the hose through the slush pump, discharge from discharge tube at last to hold the mud incasement, thereby can be convenient for play the effect of retrieving the absorption to silt.
The invention is further configured to: the purification assembly comprises a water storage tank which is arranged on the ship body and is positioned on one side of the sludge storage tank; the second supporting plate is arranged on the ship body and positioned between the sludge storage tank and the water storage tank; the first water pump is arranged on the second supporting plate; the water inlet pipeline is communicated with the first water pump and the sludge storage tank; the water outlet pipeline is communicated with the first water pump and the water storage tank; a third support plate mounted on the hull; a second water pump installed on the third support plate; one end of the water storage tank is communicated with the bottom of the water storage tank, and the other end of the water storage tank extends into a drainage pipeline in the river channel through a second water pump; the gas purifying piece is arranged on the sludge storage box and is used for purifying irritant gas generated in the sludge; and a filtering component arranged in the water storage tank and used for filtering and purifying sewage.
By adopting the technical scheme, when sewage in the sludge storage tank needs to be extracted, the first water pump is started, the pipe orifice of the water inlet pipeline generates suction force to absorb the sewage, the sewage flows into the water outlet pipeline along the water inlet pipeline, then the sewage flows into the water storage tank from the water outlet pipeline, the filtering component in the water storage tank performs effective filtering and purifying effects on the sewage at the moment, and finally the second water pump is started, and the purified water is discharged out of the water storage tank along the drainage pipeline and flows back into a river channel, so that the effects of energy conservation and environmental protection can be achieved; and through setting up gaseous purification spare, can be convenient for carry out the effect of effective purification to the irritant gas that holds the silt production of mud incasement to can play the effect of environmental protection.
The invention is further configured to: the gas purification piece comprises a support frame arranged on the outer side wall of the sludge storage box; the air pump is arranged on the support frame; one end of the air inlet pipe is communicated with the top of the sludge storage box, and the other end of the air inlet pipe is connected with the air pump; the gas purification box is arranged on the support frame; one end of the air pump is connected to one side of the air pump, which is far away from the air inlet pipe, and the other end of the air pump is communicated with the air outlet pipe of the air purification box; a plurality of activated carbon filter layers installed in the gas purification box; and an exhaust port provided on a side of the gas purification box away from the gas pump.
Through adopting above-mentioned technical scheme, when needs purify the irritability gas of storing the mud incasement, start the air pump, the air pump passes through the intake pipe and inhales the gaseous purifying box of taking along the outlet duct with the irritability gas of storing the mud incasement in, then the activated carbon in the activated carbon filter layer filters the absorption to irritability gas to from the clean gas of gas purification box's gas vent discharge, and then can prevent that the condition of irritability gas pollution environment from taking place.
The invention is further configured to: the filter assembly comprises a filter screen frame arranged at the port of the water storage tank; the bearing plate is arranged on the inner wall of the water storage tank; the bearing cavity is arranged on the surface of the bearing plate, and a plurality of flow guide holes penetrate through the bottom of the bearing cavity; the sponge block is arranged in the bearing cavity; the purification net is arranged on the inner wall of the water storage tank and is positioned below the bearing plate; and the extrusion piece is arranged on the inner wall of the water storage tank and used for extruding the sponge block.
By adopting the technical scheme, the filtering net rack can be arranged to conveniently play a certain filtering and separating effect on sewage and sludge; the sponge block is arranged, so that sewage can be effectively absorbed, and impurities and a small amount of sludge in the sewage can be more effectively separated and filtered; the sponge block can be conveniently extruded by arranging the extrusion part, so that clean water in the sponge block is absorbed and falls to the bottom of the water storage tank.
The invention is further configured to: the extrusion piece comprises a pressing plate arranged on the inner wall of the water storage tank; the connecting blocks are symmetrically connected to the two sides of the laminated plate; the air cylinders are symmetrically arranged on the inner wall of the water storage tank, and the output ends of the air cylinders are connected with the connecting blocks; the strip-shaped groove is formed in the inner wall of the water storage tank and matched with the connecting block; and the extrusion block is arranged at the bottom of the laminated plate and is abutted to the sponge block.
Through adopting above-mentioned technical scheme, when needs extrude the sponge piece, start two cylinders simultaneously, piston rod on the cylinder then drives the connecting block downwards along the bar groove, and the connecting block then drives the pressed close board and moves downwards, extrudees with the sponge piece to on the loading board to make the clean rivers that absorb into the sponge piece fall the bottom of retaining jar, and then can play environmental protection and energy saving's effect.
The invention provides a hydraulic engineering river channel dredging method which mainly comprises the following steps:
the method comprises the following steps: firstly, a rodless cylinder on the bearing frame is started, the rodless cylinder drives a fixed plate on the fixed sleeve to move, and the fixed plate drives a bucket on the lifting piece to move to a specified position;
step two: then, simultaneously starting a first motor, driving a screw rod to rotate by the first motor, and driving a sliding plate to move downwards along a sliding plate in the rotation process of the screw rod so as to drive a scraper bucket on a connecting arm to be downwards inserted into silt of a river channel; then, starting a hydraulic cylinder on the connecting arm, driving the swing rod to swing by the hydraulic cylinder so as to enable the bucket to excavate the sludge, and accordingly placing the sludge in the bucket;
step three: then, a second motor on the side wall of the bucket is started, and the second motor drives the rotating shaft to rotate so as to drive the crushing blades to rotate, so that the crushing blades can crush sludge or hard sludge blocks in the bucket;
step four: then, a slurry pump on the first supporting plate is started, and the slurry pump sucks the crushed sludge into a discharge pipeline through an absorption pipeline, a diversion pipeline and a hose which are mutually matched and communicated, and then the sludge is discharged into a sludge storage tank through the discharge pipeline for storage;
step five: then, an air pump can be started, the air pump sucks irritant gas in the sludge storage box into the gas purification box along the air outlet pipe through the air inlet pipe, then the irritant gas passes through the activated carbon filter layer, activated carbon in the activated carbon filter layer filters and adsorbs the irritant gas to obtain clean gas, and the clean gas is discharged out of the air along the air outlet of the gas purification box;
step six: simultaneously starting a first water pump, pumping the sewage stored in the sludge storage tank into a water inlet and outlet pipeline through a water inlet pipeline, discharging the sewage into a water storage tank through a water outlet pipeline, filtering the sewage by using a filter net frame in the water storage tank, enabling the filtered sewage to flow into a sponge block on a bearing plate, further separating and filtering the sewage by using the sponge block, driving a pressing plate on a connecting block to move downwards by using a starting cylinder so as to extrude the sponge block, enabling the water flow extruded from the sponge block to fall into a purification net for purification treatment, and finally storing the clean pollution-free water in the water storage tank;
step seven: and finally, starting a second water pump, and discharging clean pollution-free water at the bottom of the water storage tank along a drainage pipeline by the second water pump out of the water storage tank through the drainage pipeline so as to flow clean water back to the river channel.
Through adopting above-mentioned technical scheme, have the effect of carrying out effectual absorption and purification to sewage and silt, also realize simultaneously that the irritability gas that produces the silt gets into effectual filtration adsorption effect to can be convenient for play the effect that the desilting efficiency is fast, energy-concerving and environment-protective to the river course, and then can prevent that silt, sewage and irritability gas from causing secondary pollution and influencing the circumstances of peripheral ecological environment and take place.
In conclusion, the beneficial technical effects of the invention are as follows:
1. when the sludge in the river channel needs to be cleaned and purified, the driving assembly is arranged, so that the driving bucket can be conveniently driven to perform the action of moving and excavating the sludge in the river channel, and the sludge is placed in the bucket; then, sludge or hard sludge blocks in the bucket are effectively crushed by the crushing component, so that the sludge sucking component can conveniently recover and suck the crushed sludge into the sludge storage box, and finally, the sludge and sewage in the sludge storage box are uniformly filtered and separated by the purification component, and the sewage is purified and then discharged back into the river channel, so that the effects of high sludge removal efficiency, energy conservation and environmental protection on the river channel can be conveniently achieved, and the condition that the secondary pollution caused by the sewage or the sludge affects the surrounding ecological environment can be prevented;
2. when the irritant gas in the sludge storage box needs to be purified, the air pump is started, the air pump sucks the irritant gas in the sludge storage box into the gas purification box along the air outlet pipe through the air inlet pipe, and then the activated carbon in the activated carbon filter layer filters and adsorbs the irritant gas, so that clean gas is discharged from the air outlet of the gas purification box, and the circumstance that the irritant gas pollutes the environment can be prevented;
3. when needs extrude the sponge piece, start two cylinders simultaneously, piston rod on the cylinder then drives the connecting block downwards along the bar groove, and the connecting block then drives the compressed particleboard and carry out the downstream, in order to extrude the sponge piece on the loading board to make the clean rivers that absorb into in the sponge piece fall to the bottom of retaining jar, and then can play environmental protection and energy saving's effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the river dredging device for hydraulic engineering of the present invention;
fig. 2 is a schematic sectional structure view in fig. 1.
In the figure, 1, a ship body; 11. a first support plate; 12. a slurry pump; 13. a hose; 131. a diversion pipeline; 14. an absorption pipe; 15. a discharge conduit; 16. a second support plate; 17. a first water pump; 171. a water inlet pipe; 172. a water outlet pipeline; 18. a third support plate; 19. a second water pump; 191. a water discharge pipeline; 2. a carrier; 21. a rodless cylinder; 22. fixing a sleeve; 23. a fixing plate; 24. a sliding plate; 25. a slide plate; 26. a connecting arm; 27. a first motor; 271. a screw rod; 28. a hydraulic cylinder; 29. a swing lever; 3. a bucket; 31. a sealing box; 32. a second motor; 33. a rotating shaft; 331. crushing the blades; 4. a sludge storage tank; 41. a support frame; 42. an air pump; 421. an air inlet pipe; 422. an air outlet pipe; 43. a gas purification tank; 431. an exhaust port; 44. an activated carbon filter layer; 5. a water storage tank; 51. a filter screen frame; 52. a carrier plate; 521. a load bearing cavity; 53. a sponge block; 54. a purification net; 55. pressing the plywood; 551. connecting blocks; 552. extruding the block; 56. and a cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the invention discloses a dredging device for a river channel in hydraulic engineering, which comprises: the ship comprises a ship body 1, wherein a bearing frame 2 is fixedly arranged on one side of the ship body 1, and the bearing frame 2 is made of stainless steel, so that the ship body is very firm and safe, is not easy to oxidize and rust, and greatly prolongs the service life of the bearing frame 2; and there are two mutual symmetrical buckets 3 in the bottom sliding connection who bears frame 2, still be provided with the drive assembly that these two buckets 3 of drive moved simultaneously on this bears frame 2, this drive assembly can be convenient for drive bucket 3 and move the effect of excavating to the silt in the river course to make silt place in bucket 3.
Specifically, as shown in fig. 1, in the present embodiment, the driving assembly includes: four rodless cylinders 21 are symmetrically and fixedly mounted on the bearing frame 2, fixed sleeves 22 are fixedly mounted on the sliding blocks in the rodless cylinders 21, and the bottoms of the fixed sleeves 22 and the bottom of the bearing frame 2 slide mutually; and a fixed plate 23 is fixedly connected between the two corresponding fixed sleeves 22, the fixed plate 23 is also made of stainless steel, the appearance is firm, the service life is long, and a lifting piece is arranged on the fixed plate 23 and can be used for driving the bucket 3 to lift.
When needs carry out horizontal migration to scraper bowl 3, start simultaneously and bear these some no pole cylinders 21 on the frame 2, slider on these some no pole cylinders 21 drives fixed cover 22 simultaneously and carries out horizontal migration, fixed cover 22 is at the removal in-process, can drive fixed plate 23 and carry out horizontal migration to can be convenient for play horizontal migration's effect to scraper bowl 3 on the lifting member, and then can make two scraper bowls 3 carry out being close to each other or keep away from, excavate with silt to in the river course.
More specifically, as shown in fig. 1, in the present embodiment, the elevating member includes: a sliding plate 24 is fixedly mounted on the side surface of the fixed plate 23, the sliding plate 24 is arranged towards the river channel and is perpendicular to the fixed plate 23, a sliding plate 25 is also connected to the sliding plate 24 in a sliding manner, a connecting arm 26 is fixedly connected to one side surface of the sliding plate 25, and one end of the connecting arm 26, which is deviated from the sliding plate 25, is hinged to the bucket 3; meanwhile, the first motor 27 is further arranged on the fixing plate 23, the first motor 27 is arranged in a reverse direction, an output shaft of the first motor 27 penetrates through the fixing plate 23 and is fixedly connected with a lead screw 271, the extending direction of the lead screw 271 penetrates through the sliding plate 25, so that the lead screw 271 can be driven to rotate under the driving of the first motor 27, the lead screw 271 drives the sliding plate 25 to slide up and down along the sliding plate 24, and the bucket 3 on the connecting arm 26 can be conveniently lifted and moved.
Meanwhile, a hydraulic cylinder 28 is further arranged at the bottom of the sliding plate 25, a swing rod 29 is hinged on the connecting arm 26 and the bucket 3, one end of the swing rod 29 is hinged on a piston rod of the hydraulic cylinder 28, when the hydraulic cylinder 28 is started, the piston rod on the hydraulic cylinder 28 can drive the swing rod 29 to swing, and the swing rod 29 drives the bucket 3 on the connecting arm 26 to perform an excavating effect on sludge in a river channel, so that the sludge is excavated into the bucket 3.
As shown in fig. 1, in order to facilitate the clearing treatment of the sludge in the bucket 3, in this embodiment, the side wall of the bucket 3 is provided with the smashing component, the hull 1 is provided with the sludge storage tank 4, and the sludge suction component is further arranged between the smashing component and the sludge storage tank 4, through the structure that the smashing component is arranged, the sludge storage tank 4 and the sludge suction component are matched with each other, the effective smashing of the sludge or the hard sludge in the bucket 3 can be facilitated, and then the sludge which is smashed is recovered through the sludge suction component and sucked into the sludge storage tank 4, so that the sludge in the river channel can be quickly and effectively cleared.
Specifically, as shown in fig. 1, in the present embodiment, the crutcher assembly includes: a second motor 32 is installed on the side wall of the bucket 3, a rotating shaft 33 is fixedly connected to an output shaft of the second motor 32, the rotating shaft 33 penetrates through the side wall of the bucket 3, a crushing blade 331 is fixedly installed on the rotating shaft 33, and the crushing blade 331 is used for crushing sludge or hard mud blocks in the bucket 3, so that the sludge can be better sucked and removed by the sludge sucking component; moreover, a sealing box 31 is hermetically mounted on the side wall of the bucket 3, and the sealing box 31 is hermetically wrapped on the second motor 32, so that the second motor 32 can be protected in a sealing manner.
When needs stir the bits of broken glass to the silt in the scraper bowl 3, start second motor 32, the output shaft drive axis of rotation 33 of second motor 32 rotates, and axis of rotation 33 can drive and stir garrulous blade 331 and rotate at rotatory in-process to make and stir garrulous blade 331 and carry out effectual garrulous effect to silt or the stereoplasm mud piece in the scraper bowl 3.
More specifically, as shown in fig. 1, in the present embodiment, the sludge suction assembly includes: a first support plate 11 is fixedly arranged on the ship body 1, a mud pump 12 is fixedly arranged on the surface of the first support plate 11, a port of the mud pump 12 is connected with a hose 13, one end of the hose 13, which is far away from the mud pump 12, is communicated with a flow distribution pipeline 131, one end of the flow distribution pipeline 131, which is far away from the hose 13, is communicated with two absorption pipelines 14, and the two absorption pipelines 14 penetrate through the side wall of the bucket 3 so as to effectively absorb the sludge crushed in the bucket 3; and a discharge pipe 15 is connected to one end of the mud pump 12, which is far away from the hose 13, and one end of the discharge pipe 15, which is far away from the mud pump 12, extends into the top of the mud storage tank 4 so as to achieve the effect of sucking mud into the mud storage tank 4.
When the crushed sludge needs to be sucked, the mud pump 12 is started, so that the suction force is generated at the pipe orifice of the absorption pipeline 14 to absorb the crushed sludge and sewage, then the sludge and the sewage are collected along the absorption pipeline 14 and flow into the diversion pipeline 131, then the sludge and the sewage uniformly flow into the discharge pipeline 15 from the hose 13 through the mud pump 12, and finally the sludge and the sewage are discharged into the sludge storage tank 4 from the discharge pipeline 15, so that the sludge can be conveniently recovered and sucked.
As shown in fig. 1, in order to facilitate the uniform filtering and purifying treatment of the sewage in the sludge storage tank 4, the irritant gas generated by the sludge and the sludge, so as to prevent the pollution of the surrounding environment, in the embodiment, a purifying assembly is arranged between the sludge storage tank 4 and the ship body 1, the purifying assembly can facilitate the uniform filtering and separating effect of the sludge and the sewage in the sludge storage tank 4, and the sewage is purified and then discharged back to the river channel, thereby facilitating the energy-saving and environment-friendly effect of the river channel, and further preventing the sewage or the sludge from causing secondary pollution to affect the surrounding ecological environment.
Specifically, as shown in fig. 1, in the present embodiment, the purge assembly includes: a water storage tank 5 with a cylindrical structure is fixedly mounted on the ship body 1, the water storage tank 5 is positioned at one side of the sludge storage tank 4, a second support plate 16 is fixedly mounted on the ship body 1 and positioned between the water storage tank 5 and the sludge storage tank 4, a first water pump 17 is fixedly mounted on the second support plate 16, one end of the first water pump 17, which is close to the sludge storage tank 4, is communicated with a water inlet pipeline 171, one end of the water inlet pipeline 171 extends into the top of the sludge storage tank 4 to absorb sewage in the sludge storage tank 4, and the first water pump 17 and the water storage tank 5 are communicated with each other through a water outlet pipeline 172 to absorb the sewage into the water storage tank 5; and a filtering component is arranged in the water storage tank 5, and the filtering component has effective filtering and purifying effects on sewage.
When sewage in the mud storage tank 4 needs to be extracted, the first water pump 17 is started, the pipe orifice of the water inlet pipeline 171 generates suction force to absorb the sewage in the mud storage tank 4, the sewage flows into the water outlet pipeline 172 along the water inlet pipeline 171, then the sewage flows into the water storage tank 5 from the water outlet pipeline 172, and the filtering component in the water storage tank 5 performs effective filtering and purifying effects on the sewage at the moment, so that the filtered non-polluted water is stored in the water storage tank 5.
More specifically, as shown in fig. 2, in the present embodiment, the filter assembly includes: a funnel-shaped filter screen frame 51 is detachably mounted at the mouth of the water storage tank 5, and the filter screen frame 51 can filter sewage firstly, so that large impurities or garbage can be isolated; still fixed mounting has a loading board 52 in the bottom of this filter screen frame 51, has seted up on this loading board 52 and has born the weight of the chamber 521, should bear the weight of the chamber end of chamber 521 and run through and have a plurality of water conservancy diversion hole, and bear the weight of the chamber 521 on this and fixedly place one and should bear the weight of the sponge piece 53 that the chamber 521 is mutually supported, this sponge piece 53 is used for further filtering the sewage that falls from filter screen frame 51 filtration for impurity or the rubbish of smallclothes are kept apart by the better filtration of sponge piece 53 in the sewage.
A purification net 54 is fixedly arranged right below the bearing plate 52, and the purification net 54 can be used for conveniently purifying water filtered and flowed down in the sponge block 53, so that clean and pollution-free water is obtained and stored at the bottom of the water storage tank 5; in order to discharge the clean water at the bottom of the water storage tank 5 into the river channel again, in this embodiment, a third support plate 18 is further fixedly mounted on the ship body 1, a second water pump 19 is fixedly mounted on the third support plate 18, a water discharge pipe 191 is communicated with the second water pump 19, one end of the water discharge pipe 191 is communicated with one side of the bottom of the water storage tank 5, the other end of the water discharge pipe extends into the river channel through the second water pump 19, and clean and pollution-free water in the water storage tank 5 can be discharged back into the river channel when the second water pump 19 is started, so that the effects of energy conservation and environmental protection can be achieved.
Simultaneously, because this sponge piece 53 can absorb water, when sponge piece 53 absorbs water and reaches full, the ability of sponge piece 53 to the filtration and the absorption of sewage weakens greatly, so in order to solve above-mentioned problem, in this embodiment, be provided with the extruded article between this filter screen frame 51 and this loading board 52, this extruded article carries out the lapse on this water storage tank 5's the inner wall, in order to extrude the sponge piece 53 on the loading board 52, make the bottom that the rivers that absorb into in the sponge piece 53 fall to water storage tank 5.
Specifically, as shown in fig. 2, in the present embodiment, the extrusion comprises: a pressing plate 55 is connected inside the water storage tank 5 in a sliding manner, connecting blocks 551 are symmetrically connected to the sides of the pressing plate 55, one side of each connecting block 551, which is far away from the pressing plate 55, is abutted against the inner wall of the water storage tank 5, and a strip-shaped groove which slides with the connecting block 551 is formed in the inner wall of the water storage tank 5; the inner side wall of the water storage tank 5 is symmetrically and fixedly provided with air cylinders 56, and piston rods of the two air cylinders 56 are respectively connected with the two connecting blocks 551 to drive the connecting blocks 551 to reciprocate along the strip-shaped grooves; meanwhile, the bottom side face of the pressing plate 55 is also fixedly connected with a squeezing block 552, a plurality of water guide holes for draining water also penetrate through the squeezing block 552 and the pressing plate 55, and the squeezing block 552 is mutually abutted to the sponge block 53 so as to squeeze water in the sponge block 53 to flow out.
When the sponge piece 53 is required to be extruded, two cylinders 56 are started simultaneously, a piston rod on each cylinder 56 drives a connecting block 551 to slide downwards along a strip-shaped groove, and the connecting block 551 drives the pressing plate 55 to move downwards so as to extrude the sponge piece 53 on the bearing plate 52, so that water absorbed into the sponge piece 53 falls to the bottom of the water storage tank 5 along the flow guide hole on the bearing plate 52.
Preferably, in this embodiment, the gas purifying member is further fixedly mounted on the side surface of the sludge storage tank 4, and the gas purifying member can effectively purify the irritant gas generated by the sludge in the sludge storage tank 4, so as to protect the environment.
Specifically, as shown in fig. 1, in the present embodiment, the gas purifying member includes: a support frame 41 is fixedly arranged on the outer side wall of the sludge storage tank 4, an air pump 42 is fixedly arranged on the support frame 41, an air inlet pipe 421 is connected to one side of the air pump 42, and the air inlet pipe 421 extends into the top of the sludge storage tank 4; a gas purification box 43 is fixedly mounted on the support frame 41, an exhaust port 431 is arranged on one side of the gas purification box 43, which is far away from the gas pump 42, a gas outlet pipe 422 is connected to one side of the gas pump 42, which is far away from the gas inlet pipe 421, and the gas outlet pipe 422 extends into the gas purification box 43; two activated carbon filter layers 44 are detachably mounted on the gas purification box 43, and activated carbon in the activated carbon filter layers 44 can effectively adsorb harmful substances in gas.
When the irritability gas that silt produced in the storage mud box 4 was purified to needs, start air pump 42, air pump 42 absorbs the irritability gas in the storage mud box 4 along outlet duct 422 through intake pipe 421 in gaseous purifying box 43, then the active carbon in the active carbon filter layer 44 carries out effectual filtration adsorption effect to irritability gas, thereby obtain pollution-free gas, in the gas vent 431 exhaust air of gaseous purifying box 43 at last, and then can prevent the condition of irritability gas pollution environment from taking place.
The invention also discloses a hydraulic engineering river channel dredging method, which mainly comprises the following steps:
the method comprises the following steps: firstly, a rodless cylinder 21 on the bearing frame 2 is started, the rodless cylinder 21 drives a fixing plate 23 on a fixing sleeve 22 to move, and the fixing plate 23 drives a bucket 3 on a lifting piece to move to a specified position;
step two: then, the first motor 27 is started simultaneously, the first motor 27 drives the screw rod 271 to rotate, and the slide plate 25 is driven to move downwards along the slide plate 24 during the rotation of the screw rod 271 so as to drive the bucket 3 on the connecting arm 26 to be inserted downwards into the sludge in the river channel; then, the hydraulic cylinder 28 on the connecting arm 26 is started again, and the hydraulic cylinder 28 drives the swinging rod 29 to swing so that the bucket 3 digs the sludge, so that the sludge is placed in the bucket 3;
step three: then, the second motor 32 on the side wall of the bucket 3 is started, the second motor 32 drives the rotating shaft 33 to rotate so as to drive the crushing blade 331 to rotate, so that the crushing blade 331 crushes the sludge or hard sludge blocks in the bucket 3;
step four: then, a mud pump 12 on the first support plate 11 is started, the mud pump 12 sucks the crushed mud into a discharge pipeline 15 through an absorption pipeline 14, a diversion pipeline 131 and a hose 13 which are mutually matched and communicated, and then the mud is discharged into a mud storage tank 4 through the discharge pipeline 15 for storage;
step five: then, the air pump 42 can be started, the air pump 42 sucks the irritant gas in the sludge storage tank 4 into the air purification tank 43 along the air outlet pipe 422 through the air inlet pipe 421, then the irritant gas passes through the activated carbon filter layer 44, the activated carbon in the activated carbon filter layer 44 filters and adsorbs the irritant gas to obtain clean gas, and the clean gas is discharged out of the air along the air outlet 431 of the air purification tank 43;
step six: simultaneously starting the first water pump 17, wherein the first water pump 17 pumps the sewage stored in the sludge storage tank 4 into the water outlet pipeline 172 through the water inlet pipeline 171, and then the sewage is discharged into the water storage tank 5 through the water outlet pipeline 172, the filter net rack 51 in the water storage tank 5 filters the sewage firstly, the filtered sewage flows into the sponge block 53 on the bearing plate 52, the sponge block 53 further separates and filters the sewage, then the air cylinder 56 is started, the air cylinder 56 drives the pressing plate 55 on the connecting block 551 to move downwards to extrude the sponge block 53, then the water flow extruded and flowed out from the sponge block 53 falls into the purification net 54 for purification treatment, and finally the obtained clean and pollution-free water is stored in the water storage tank 5;
step seven: finally, the second water pump 19 is started, and the second water pump 19 discharges the clean and pollution-free water at the bottom of the water storage tank 5 out of the water storage tank 5 through the water discharge pipeline 191, so that clean water flows back to the river channel.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A hydraulic engineering river desilting device includes: hull (1), its characterized in that, be provided with on one side of hull (1) and bear frame (2), bear sliding connection have symmetrical, be used for carrying out scraper bowl (3) excavated to silt on bearing frame (2), bear and all install on frame (2) and be used for the drive scraper bowl (3) carry out the drive assembly that removes, be provided with on scraper bowl (3) and be used for right silt in scraper bowl (3) carries out the crudely subassembly of crudely stirring, still be provided with on hull (1) and hold mud case (4), hold mud case (4) with be provided with between scraper bowl (3) and be used for right silt of inhaling in scraper bowl (3) carries out the siltation subassembly that absorbs, on hull (1), be located one side of holding mud case (4) is provided with and is used for carrying out filtration purification's purification subassembly to silt.
2. The hydraulic engineering river channel dredging device of claim 1, wherein the driving assembly comprises: a plurality of rodless cylinders (21) symmetrically mounted on the carrier (2); the fixed sleeves (22) are symmetrically connected to the sliding blocks of the rodless cylinder (21) in a sliding manner; a fixing plate (23) mounted on the fixing sleeve (22); and a lifting piece which is arranged on the fixed plate (23) and is used for driving the bucket (3) to lift.
3. The hydraulic engineering river channel dredging device of claim 2, wherein the lifting member comprises: a sliding plate (24) attached to one side of the fixed plate (23); a slide plate (25) slidably connected to the slide plate (24); a connecting arm (26) with one end connected to the sliding plate (25) and the other end hinged to the bucket (3); a first motor (27) mounted on the fixed plate (23); a screw rod (271) connected to one end of the output shaft of the first motor (27) and penetrating through the sliding plate (25); a hydraulic cylinder (28) mounted at the bottom of the slide plate (25); and a swing rod (29) with one end hinged to the piston rod of the hydraulic cylinder (28) and the other end hinged to the connecting arm (26).
4. The hydraulic engineering river channel sediment removal device of claim 1, wherein, the stirring subassembly includes: a seal box (31) mounted on one side of the bucket (3); a second motor (32) mounted in the hermetic box (31); a rotating shaft (33) rotatably connected to an output shaft of the second motor (32); and a crushing blade (331) connected to the rotating shaft (33) for crushing sludge in the bucket (3).
5. The hydraulic engineering river channel dredging device of claim 1, wherein the silt suction assembly comprises: a first support plate (11) mounted on the hull (1); a mud pump (12) mounted on the surface of the first support plate (11); a hose (13) in communication with a port of the mud pump (12); a diversion conduit (131) connected to said hose (13) facing away from said mud pump (12); a plurality of absorption pipelines (14) with one end connected to the diversion pipeline (131) and the other end penetrating through the side wall of the bucket (3) and used for absorbing the sludge; and one end of the discharge pipeline (15) is connected to one side of the mud pump (12) departing from the hose (13), and the other end of the discharge pipeline is communicated with the top of the mud storage box (4).
6. The hydraulic engineering river channel sediment removal device of claim 1, wherein the purification subassembly includes: the water storage tank (5) is arranged on the ship body (1) and is positioned on one side of the sludge storage tank (4); a second support plate (16) mounted on the hull (1) and located between the mud storage tank (4) and the water storage tank (5); a first water pump (17) mounted on the second support plate (16); a water inlet pipeline (171) which is communicated with the first water pump (17) and the sludge storage tank (4); the water outlet pipeline (172) is communicated with the first water pump (17) and the water storage tank (5); a third support plate (18) mounted on the hull (1); a second water pump (19) mounted on the third support plate (18); a drainage pipeline (191) with one end communicated with the bottom of the water storage tank (5) and the other end extending into the river channel through a second water pump (19); the gas purification piece is arranged on the sludge storage box (4) and is used for purifying irritant gas generated in the sludge; and the filtering component is arranged in the water storage tank (5) and is used for filtering and purifying sewage.
7. The hydraulic engineering river channel dredging device of claim 6, wherein the gas purifying member comprises: the support frame (41) is arranged on the outer side wall of the sludge storage box (4); an air pump (42) mounted on the support frame (41); an air inlet pipe (421) with one end communicated with the top of the sludge storage tank (4) and the other end connected with the air pump (42); a gas purification box (43) mounted on the support frame (41); one end of the air pump (42) is connected with one side of the air inlet pipe (421), and the other end of the air pump is communicated with the air outlet pipe (422) of the air purification box (43); a plurality of activated carbon filter layers (44) installed in the gas purification box (43); and an exhaust port (431) which is opened on one side surface of the gas purification box (43) which is far away from the air pump (42).
8. The hydraulic engineering river channel dredging device of claim 6, wherein the filter assembly comprises: a filter screen frame (51) mounted at a port of the water storage tank (5); a bearing plate (52) arranged on the inner wall of the water storage tank (5); the bearing cavity (521) is arranged on the surface of the bearing plate (52) and provided with a plurality of flow guide holes at the bottom in a penetrating way; a sponge block (53) arranged in the bearing cavity (521); a purification net (54) which is arranged on the inner wall of the water storage tank (5) and is positioned below the bearing plate (52); and an extrusion piece which is arranged on the inner wall of the water storage tank (5) and is used for extruding the sponge block (53).
9. The hydraulic engineering river channel dredging device of claim 8, wherein the extrusion member comprises: a pressing plate (55) arranged on the inner wall of the water storage tank (5); connecting blocks (551) symmetrically connected to both sides of the laminated plate (55); the air cylinders (56) are symmetrically arranged on the inner wall of the water storage tank (5), and the output ends of the air cylinders are connected with the connecting blocks (551); the strip-shaped groove is formed in the inner wall of the water storage tank (5) and matched with the connecting block (551); and a pressing block (552) which is provided at the bottom of the pressing plate (55) and abuts against the sponge block (53).
10. A dredging method for a hydraulic engineering river channel, which is based on the dredging device for the hydraulic engineering river channel as claimed in any one of claims 1 to 9, and comprises the following steps:
the method comprises the following steps: firstly, a rodless cylinder (21) on the bearing frame (2) is started, the rodless cylinder (21) drives a fixing plate (23) on a fixing sleeve (22) to move, and the fixing plate (23) drives a bucket (3) on a lifting piece to move to a specified position;
step two: then, simultaneously starting a first motor (27), driving a screw rod (271) to rotate by the first motor (27), and driving a sliding plate (25) to move downwards along a sliding plate (24) in the rotation process of the screw rod (271) so as to drive a bucket (3) on a connecting arm (26) to be downwards inserted into the sludge in the river channel; then, the hydraulic cylinder (28) on the connecting arm (26) is started again, the hydraulic cylinder (28) drives the swinging rod (29) to swing so that the bucket (3) excavates the sludge, and the sludge is placed in the bucket (3);
step three: then, a second motor (32) on the side wall of the bucket (3) is started, the second motor (32) drives a rotating shaft (33) to rotate so as to drive a crushing blade (331) to rotate, and therefore the crushing blade (331) is enabled to crush the sludge or hard mud blocks in the bucket (3);
step four: then a mud pump (12) on the first supporting plate (11) is started, the mud pump (12) sucks the crushed mud into a discharge pipeline (15) through an absorption pipeline (14), a diversion pipeline (131) and a hose (13) which are mutually matched and communicated, and then the mud is discharged into a mud storage tank (4) through the discharge pipeline (15) for storage;
step five: then, an air pump (42) can be started, the air pump (42) sucks irritant gas in the sludge storage tank (4) into the gas purification tank (43) along an air outlet pipe (422) through an air inlet pipe (421), then the irritant gas passes through an activated carbon filter layer (44), activated carbon in the activated carbon filter layer (44) filters and adsorbs the irritant gas to obtain clean gas, and the clean gas is discharged out of the air along an air outlet (431) of the gas purification tank (43);
step six: simultaneously starting a first water pump (17), pumping sewage stored in a sludge storage tank (4) into a water outlet pipeline (172) by the first water pump (17) through a water inlet pipeline (171), then discharging the sewage into a water storage tank (5) through the water outlet pipeline (172), filtering the sewage by a filter screen frame (51) in the water storage tank (5), allowing the filtered sewage to flow into a sponge block (53) on a bearing plate (52), further separating and filtering the sewage by the sponge block (53), then driving a pressing plate (55) on a connecting block (551) to move downwards by starting an air cylinder (56), so as to extrude the sponge block (53), and allowing water extruded and flowing out from the sponge block (53) to fall into a purification net (54) for purification treatment, so that clean and pollution-free water is finally obtained and stored in the water storage tank (5);
step seven: and finally, starting a second water pump (19), and discharging clean and pollution-free water at the bottom of the water storage tank (5) out of the water storage tank (5) by the second water pump (19) through a water discharge pipeline (191), so that clean water flows back to the river channel.
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| CN111622287A (en) * | 2020-06-08 | 2020-09-04 | 佛山市阳辰建设有限公司 | Hydraulic engineering dredging device and method thereof |
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| CN112267508A (en) * | 2020-09-19 | 2021-01-26 | 湖南九耐环保科技发展有限公司 | Hydraulic engineering desilting device |
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| CN114934556A (en) * | 2022-06-17 | 2022-08-23 | 北京碧鑫水务有限公司 | River channel dredging equipment and dredging method |
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