CN203891091U - Environment-friendly dredging system for contaminated bottom mud - Google Patents
Environment-friendly dredging system for contaminated bottom mud Download PDFInfo
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- CN203891091U CN203891091U CN201420308502.6U CN201420308502U CN203891091U CN 203891091 U CN203891091 U CN 203891091U CN 201420308502 U CN201420308502 U CN 201420308502U CN 203891091 U CN203891091 U CN 203891091U
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Abstract
The utility model provides an environment-friendly dredging system for contaminated bottom sludge. The environment-friendly dredging system for contaminated bottom sludge comprises a ship body and a square sludge sucking box. A comprehensive control room, a ship position GPS, a locating pile and a winch are arranged on the ship body. The winch is connected with the square sludge sucking box through a rope. The square sludge sucking box is connected with a dredge pump through a sludge sucking pipeline. A bottom sludge GPS and a fathometer are arranged on one side of the square sludge sucking box. An underwater lighting lamp and an underwater camera are arranged on the other side of the square sludge sucking box. A flow jetting device is arranged in the square sludge sucking box. A seal device is arranged at the bottom of the square sludge sucking box. An exhaust pipe is arranged on the top of the square mud sucking box. A controller is arranged in the comprehensive control room of the ship body. The dredging method of the environment-friendly dredging system comprises the steps of locating the ship body in place, making preparation for sludge suction, conducting environment-friendly sludge suction, making preparation for sailing away, sailing the ship body away and the like. By the adoption of the environment-friendly dredging system, high-precision locating of the dredging position and accurate control over the dredging process are achieved, secondary pollution caused by spreading of sludge during sludge suction is avoided, the dredging cost is effectively reduced, and the dredging efficiency is effectively improved.
Description
Technical field
The utility model relates to a kind of dredging system for contaminated bed muds of natural water such as river, lake, mouth of the river beach, belongs to the improvement recovery technique field of polluted bed mud.
Background technology
Bed mud typically refers to the mixture of clay, silt, organic matter and various mineral, through long-time physics, chemistry and the effect such as biological and water body, transmits and is deposited on water bottom and forms.Bed mud can reflect the historical process that water body develops, and is the important component part of the natural water ecosystems such as river, lake, mouth of the river beach.
Sediment pollution can be divided into organic contamination and inorganic pollution, and inorganic pollution can be divided into again the Eutrophication materials such as nitrogen, phosphorus and pollute and heavy metal pollution.The nutriment such as organic matter and nitrogen, phosphorus can be discharged in water body again along with sluicing, change of water quality and climate change etc., causes water body organic contamination and eutrophication, finally affects the realization of function of water body; Heavy metal mainly comes from atmospheric falling dust, precipitation, soil erosion, surface flow, all kinds of sewage, solid refuse and agricultural chemicals etc., there is the features such as chronicity, cumulative bad, latency and irreversibility, can, by thousands of hundred times of ground enrichments of food chain, finally be detrimental to health.
The important process that has become current efforts at environmental protection is disposed in the processing of polluted bed mud, and Sediment Dredging also becomes polluted bed mud, and the natural water polluted bed muds such as special river, lake, mouth of the river beach are processed the primary link of disposing.
Technology for environmental dredging has obtained extensive utilization as removing one of endogenous approach the most directly, the most fast.A kind of < < double-suction-port ring as disclosed in Chinese patent literature CN2837389 is protected dredging reamer device > >, mainly by reamer head, protective cover, rear seal-cover, dredging tube, locating shaft and dredge pump, formed, it is characterized in that setting up a mud suction mouth identical with existing mud suction mouth size in the symmetric position of the rear seal-cover mud suction mouth of reamer head; And by a three way cock, the mud pipe that connects two mud suction mouths is connected to dredge pump.This technology is upgraded on existing environmental dredging reamer device basic, and single suction mouth is replaced with to double suction mouth, has reduced dredging bed mud diffusion, but still exists in Sediment Dredging process silt constantly in the problem to external diffusion.
The disclosed < < of CN101787720A ecological dredging method and Accrete clearing device > > thereof, comprise the steps: step 1, by supersonic sounding device, measure the lakebed degree of depth; Step 2, imbeds the degree of depth of mud according to the lakebed depth adjustment suction nozzle of measuring; Step 3, starts high-pressure hydraulic pump and draws lakebed water, and is squeezed into suction nozzle suction nozzle is started working; Step 4, the mud that suction nozzle is drawn is delivered in the mud cabin on dredging operation ship; Step 5, is delivered to sludge filter press by the mud in mud cabin and carries out press filtration.The method possesses the advantage of environment-protective desilting, can avoid water disturbance as far as possible, has higher construction precision, but it is general to control water body diffusion effect, to dredging depth, can not rationally control, and the method exists certain defect.
The method > > that CN103643713A discloses a kind of < < riverbed environmental dredging completes in accordance with the following steps: (1) is rotated spiral reamer formula dredger is installed on hull, spiral reamer formula dredger comprises motor, reduction box, spiral reamer and conveyer, the top of the entrance point of cylindrical chassis is fixed with caisson, spiral reamer is the cone-type spiral reamer that head end diameter is less than tail end, the downward-sloping upper surface near spiral reamer of right part of caisson, the top of caisson is also provided with the cover of semicircle or lid shape, (2) at the port of export of cylindrical casing, carrier pipe is installed, this carrier pipe is received and is moored a boat or bank, then river bed is put into in spiral reamer formula dredger front portion, and silt is from the port of export carrier pipe of cylindrical casing arrives bank or moors a boat.
Although in order to reduce the secondary pollution problem that in Dredging Process, bed mud diffusion causes, researched and developed the comparatively advanced dredger such as environmental dredging reamer, dredging sucker, but accurately controlling and the aspect such as non-proliferation Shortcomings still, the Pollutants Diffusion that easily causes suspended state pollutes water body around, has restricted application and the popularization of environmental dredging.Therefore, urgently develop polluted bed mud high efficient dredging technology and the mud-sucking device thereof that meets accurately control and low diffusion double requirements.
Summary of the invention
The utility model stirs the Pollutants Diffusion easily cause suspended state to water body pollutes problem around for silt in current Sediment Dredging process, provide a kind of automaticity high, and can realize the polluted bed mud environmental dredging system of accurate control and low diffusion.
Polluted bed mud environmental dredging system of the present utility model, by the following technical solutions:
This system, comprises hull and inhales mud square chest, is provided with complex control room, accommodation GPS position indicator, guide pile and hoist engine on hull, and hoist engine is connected with suction mud square chest by cable; Inhale mud square chest and be connected with dredge pump by dredging tube road, one end in inhaling mud square chest, dredging tube road is provided with screen pack; One side of inhaling mud square chest is provided with bed mud GPS position indicator and fathometer, and opposite side is provided with underwater luminaire and Underwater Camera, inhales in mud square chest and is provided with fluidic device, and the bottom of inhaling mud square chest is provided with sealing device; The top of inhaling mud square chest is provided with stack, is provided with outlet valve on stack; The indoor controller that is provided with of Comprehensive Control on hull, hoist engine, dredge pump, fluidic device, sealing device and outlet valve are all connected with this controller.
Inhale the fluidic device of mud square chest inside, by high-pressure hydraulic pump, water-distributing device and flap nozzle, formed, high-pressure hydraulic pump and water-distributing device are arranged on hull, the range pipe that water-distributing device is responsible for and is connected to by water distribution on water distribution supervisor forms, on each range pipe, by-pass valve control is installed, the delivery port of high-pressure hydraulic pump is connected with the water distribution of water-distributing device supervisor, on top board in casing and four side plates, be provided with flap nozzle, each flap nozzle is connected with the range pipe of a water-distributing device by tube connector.
Inhale the sealing device of mud square chest bottom, comprise sealing curtain hoist engine, stay cord hoist engine, guide roller, sealing curtain and stay cord, sealing curtain hoist engine and stay cord hoist engine are arranged on the both sides, top of inhaling mud square chest, inhale mud square chest two sides guide roller is all installed up and down, on sealing curtain hoist engine, be wound with sealing curtain, the outer end of sealing curtain is connected on pull bar, on stay cord hoist engine, is wound with stay cord, and stay cord and pull bar link together in the bottom of inhaling mud square chest.Sealing device can be realized inhaling the undisturbed sealing of mud square chest bottom, can not stir polluted bed mud.
The another kind of structure of sealing device, comprises sealing hoist engine, Zola's rope, right stay cord, door curtain made of cloth stay cord, the sealing door curtain made of cloth and deflector roll; Zola's rope, door curtain made of cloth stay cord and right stay cord are separately positioned on left side, centre and the right side of inhaling mud square chest inside; The upper end of Zola's rope and right stay cord passes inhales the top board of mud square chest and is wrapped on sealing hoist engine through being arranged on the guide wheel of inhaling on mud square chest top board; The lower end of Zola's rope and right stay cord is walked around to be arranged on to inhale the guide wheel of mud square chest left plate and right plate bottom and be arranged on the deflector roll of inhaling between mud square chest inner bottom part front and rear panel and is connected with the two ends of the sealing door curtain made of cloth respectively; The upper end of door curtain made of cloth stay cord passes inhales the top board of mud square chest and is wrapped on sealing hoist engine through being arranged on a guide wheel of inhaling on mud square chest top board, and lower end is connected with the middle part of the sealing door curtain made of cloth by connecting rod; Zola's rope is consistent with the winding direction of right stay cord on sealing hoist engine, and the winding direction of door curtain made of cloth stay cord on sealing hoist engine is contrary with the winding direction of Zola's rope and right stay cord; Sealing hoist engine is arranged on the top board of inhaling mud square chest.
The process that above-mentioned polluted bed mud environmental dredging system is dredged, comprises that hull is in place, inhales the steps such as mud is prepared, mud is inhaled in environmental protection, displacement preparation, hull displacement.
The utility model is with strong points, automaticity is high, be equipped with position indicator, fathometer, underwater lighting and picture pick-up device etc., the high precision location of having realized dredging ship and having inhaled mud square chest, specific aim and the dredging precision of dredging work have greatly been improved, when reducing follow-up disposal pressure, effectively reduce dredging cost; Each link equipment is realized automatic interlock and is controlled, and has effectively improved dredging efficiency; The utilization of high-efficiency sealing device, has effectively avoided sediment to bottom and has inhaled the diffusion outside mud square chest, has solved the secondary pollution problem in Sediment Dredging process.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model polluted bed mud environmental dredging system.
Fig. 2 is the structural representation of inhaling mud square chest bottom sealing device in the utility model.
Fig. 3 is the another kind of structural representation of sealing device.
In figure: 1, hull, 2, control room, 3, accommodation GPS position indicator, 4, inhale mud square chest, 5, guide pile, 6, bed mud GPS position indicator, 7, hoist engine, 8, underwater luminaire, 9, sealing device, 10, flap nozzle, 11, dredge pump, 12, dredging tube screen pack, 13, dredging tube road, 14, cable, 15, fathometer, 16, Underwater Camera, 17, high-pressure hydraulic pump, 18, water-distributing device, 19, by-pass valve control, 20, connecting hose, 21, stack, 22, outlet valve, 23, guide roller, 24, sealing curtain, 25, pull bar, 26, stay cord, 27, stay cord hoist engine, 28, sealing curtain hoist engine, 29, sealing hoist engine, 30, Zola's rope, 31, guide wheel, 32, right stay cord, 33, door curtain made of cloth stay cord, 34, connecting rod, 35, the sealing door curtain made of cloth, 36, deflector roll.
The specific embodiment
As shown in Figure 1, polluted bed mud environmental dredging system of the present utility model mainly comprises hull 1 and suction mud square chest 4, is provided with complex control room 2, accommodation GPS position indicator 3, guide pile 5 and hoist engine 7 on hull 1, and accommodation GPS position indicator 3 is arranged in control room 2.Hoist engine 7 is connected with suction mud square chest 4 by the cable 14 on it.Inhale mud square chest 4 and be connected with dredge pump 11 by dredging tube road 13, one end in inhaling mud square chest 4, dredging tube road 13 is provided with screen pack 12.Inhaling mud square chest 4 is square or rectangular structure, by the boxboard of stainless steel or other material, is welded, and boxboard is divided into top board and four side plates, and bottom is uncovered and be provided with sealing device 9.One side of inhaling mud square chest 4 is provided with bed mud GPS position indicator 6 and fathometer 15, and opposite side is provided with underwater luminaire 8 and Underwater Camera 16.On the top board of suction mud square chest 4, be provided with stack 21, be provided with outlet valve 22 on stack 21, in inhaling mud square chest 4 dropping process, open outlet valve 22, the air that makes to inhale in mud square chest 4 is discharged along stack 21, guarantees to inhale mud square chest 4 and enters in polluted bed mud.
Inhale in mud square chest 4 and be provided with fluidic device, this fluidic device is comprised of high-pressure hydraulic pump 17, water-distributing device 18 and flap nozzle 10, high-pressure hydraulic pump 17 and water-distributing device 18 are arranged on hull 1, the range pipe that water-distributing device 18 is responsible for and is connected to by water distribution on water distribution supervisor forms, and by-pass valve control 19(is all installed on each range pipe and can adopts operated pneumatic valve).The delivery port of high-pressure hydraulic pump 17 is connected with the water distribution supervisor of water-distributing device 18, on top board in casing and four side plates, be provided with flap nozzle 10, several flap nozzles that wherein center on top board four limits is arranged, the flushing with dredging tube road junction is washed away in the front that is mainly used in bottom half silt; On four side plates, from top to bottom 1/3 side plate At The Height is downward, every 20cm, a nozzle is set, and the side that is mainly used in bed mud is washed away and upwards washed away; All nozzles all can be adjusted spray angle according to geological characteristics such as the viscosity of underwater topography situation and bed mud; Each flap nozzle 10 is connected with a range pipe of water-distributing device 18 by independent connecting hose 20, automatically control jet process.
The bottom of inhaling mud square chest 4 is provided with sealing device 9.As shown in Figure 2, sealing device 9 comprises sealing curtain hoist engine 28, stay cord hoist engine 27, guide roller 23, sealing curtain 24, pull bar 25 and stay cord 26, sealing curtain hoist engine 28 and stay cord hoist engine 27 are arranged on the both sides, top of inhaling mud square chest 4, inhale mud square chest 4 two sides guide roller 23 is all installed up and down, on sealing curtain hoist engine 28, be wound with sealing curtain 24, the outer end of sealing curtain 24 is connected on pull bar 25, on stay cord hoist engine 27, be wound with stay cord 26, stay cord 26 links together in the bottom of inhaling mud square chest 4 with pull bar 25.Start stay cord hoist engine 27, make stay cord 26 pull sealing curtain 24 move right (with position shown in Fig. 2) by pull bar 25, sealing curtain 24 wraps suction mud square chest 4, realize the sealing of suction mud square chest 4 (in inhaling mud process, owing to inhaling in mud square chest 4, be negative pressure, sealing curtain 24 can be pressed in inhales mud square chest 4 bottoms).Start sealing curtain hoist engine 28, sealing curtain 24 can be retracted, inhale mud square chest 4 and open wide.Sealing device has been realized undisturbed sealing and has been inhaled mud square chest bottom, can not stir polluted bed mud.
The another kind of structure of sealing device 9 as shown in Figure 3, comprise that sealing hoist engine 29, Zola restrict 30, right stay cord 32, door curtain made of cloth stay cord 33, the sealing door curtain made of cloth 35 and deflector roll 36, Zola restricts 30, door curtain made of cloth stay cord 33 and right stay cord 32 are separately positioned on left side, centre and the right side of inhaling mud square chest 4 inside.Restrict 30 upper end of Zola passes and inhales the top board of mud square chest 4 and be wrapped on sealing hoist engine 29 through being arranged on the guide wheel 31 of inhaling on mud square chest 4 top boards, and Zola walks around to be arranged on to inhale the guide wheel of mud square chest 4 left plates bottoms and be arranged on the deflector roll 36 of inhaling between mud square chest 4 inner bottom part front and rear panels and is connected with the one end that seals the door curtain made of cloth 35 restrict 30 lower end.The upper end of door curtain made of cloth stay cord 33 passes inhales the top board of mud square chest 4 and is wrapped on sealing hoist engine 29 through being arranged on a guide wheel of inhaling on mud square chest 4 top boards, and lower end is connected with the sealing door curtain made of cloth 35 by connecting rod 34.The upper end of right stay cord 32 passes inhales the top board of mud square chest 4 and is wrapped on sealing hoist engine 29 through being arranged on a guide wheel of inhaling on mud square chest 4 top boards, and the lower end of right stay cord 32 is walked around to be arranged on to inhale the guide wheel of mud square chest 4 right plate bottoms and be arranged on another deflector roll of inhaling between mud square chest 4 inner bottom part front and rear panels and is connected with the other end of the sealing door curtain made of cloth 35.The sealing door curtain made of cloth 35 middle parts are fixed on connecting rod 34, restrict and 30 be connected with right stay cord 32 with Zola respectively in its two ends.It is 30 consistent with the winding direction of right stay cord 32 on hoist engine 29 that Zola restricts, and the winding direction of door curtain made of cloth stay cord 33 on sealing hoist engine 29 and Zola 30 winding directions that sealing on hoist engine 29 with right stay cord 32 of restricting are contrary.Sealing hoist engine 29 is arranged on the top board of inhaling mud square chest 4.Start hoist engine 29, make Zola restrict 30 and right stay cord 32 on hoist engine 29, reel, pull the sealing door curtain made of cloth 35 to move down (with position shown in Fig. 3), the sealing door curtain made of cloth 35 moves to while inhaling mud square chest 4 bottom, its two ends are two side shiftings to the left and right, the finally sealed door curtain made of cloth 35 wraps suction mud square chest 4 bottoms, realizes the sealing of inhaling mud square chest 4.Start sealing hoist engine 29 antiports, 33 of door curtain made of cloth stay cords drive the sealing door curtain made of cloth 35 to move up, and retract original position, inhale the bottom-open of mud square chest 4.
The indoor controller that is provided with of Comprehensive Control on hull, the electrical components such as hoist engine 7, dredge pump 11, fluidic device, sealing device and outlet valve 22 are all connected with this controller.
When above-mentioned dredging system guarantees that Dredging Process is accurately controlled, effectively avoided getting the caused secondary pollution problem of sediment diffusion in mud process, as described below to the environmental dredging process of polluted bed mud:
1, hull is in place: the accommodation GPS position indicator 3 that utilizes control room 2 to be equipped with, according to the sediment pollution investigation completing early stage, accurately sails the hull 1 that is loaded with certain specification and quantity suction mud square chest 4 into and specifies dredged region.
2, inhaling mud prepares: after hull 1 is in place, by guide pile 5, bed mud GPS position indicator 6 and fathometer 15, the position of adjusting hull 1 and inhaling mud square chest 4, makes to inhale mud square chest 4 and arrive directly over dredged region, by guide pile 5, hull 1 is fixed; Then open hoist engine 7, underwater luminaire 8 and Underwater Camera 16, suction mud square chest 4 periphery waters, terrain environment are implemented to monitoring, by cable 14, slowly transfer and inhale mud square chest 4, in decentralization process, sealing device 9 is in opening, and the outlet valve 22 of inhaling on mud square chest 4 top stacks 21 is opened; Arrive after assigned address and designated depth, guarantee that its position and the degree of depth meet design requirement, finally start the sealing device 9 of inhaling mud square chest 4 bottoms, at the bottom of closing case (detailed process is referring to the narration to sealing device above), make to inhale 4 sealings of mud square chest, close the outlet valve 22 on stack 21 simultaneously; Complete like this placement of inhaling mud square chest 4, close hoist engine 7.Repeat said process, specifying dredged region, according to design formation, arrange the suction mud square chest 4 of some, complete whole suction mud preparation;
3, mud is inhaled in environmental protection: after suction mud set-up procedure completes, according to the predetermined Sediment Dredging degree of depth, start the fluidic device of inhaling mud square chest 4 interior relevant positions, according to designing requirement and the actual geological condition of bed mud under water, stir and inhale mud square chest 4 interior contaminated bed muds, make it present suspended state, then open the dredge pump 11 of inhaling mud square chest 4 outsides, the polluted bed mud of suspended state is all drawn to appointed area and carries out subsequent treatment.The screen pack 12 of inhaling the suction mud port setting in mud square chest 4 interior dredging tube roads 13, can stop that bulky grain thing, as cobble, branch etc. enters dredging tube road 13, can not cause damage to dredge pump.
In this process, the flow of controlling dredge pump 11 is greater than the flow of fluidic device, thereby guarantee that in the agitation of fluidic device and the suction mud process of dredge pump 11, inhaling the interior integral body of mud square chest 4 is negative pressure state, the final sealing effectiveness that guarantees sealing device 9, prevent that inner suspended state bed mud from overflowing suction mud square chest 4, causes secondary pollution.
4, displacement is prepared: after above-mentioned suction bricklayer's completes, close fluidic device, by underwater luminaire 8 and Underwater Camera 16, observe sediment state, after its quiet sinking, open the sealing device of inhaling mud square chest bottom 4, by underwater luminaire 8 and Underwater Camera 16 pairs of mud-sucking device periphery waters, terrain environments, implement monitoring simultaneously, then open hoist engine 7, by cable 14, promote one by one and inhale mud square chest 4, complete displacement set-up procedure;
5, hull displacement: the accommodation GPS position indicator 3 that utilizes control room 2 to be equipped with, on completing, after a dredging task, hull 1 is accurately shifted out to the dredged region of having completed, enter next and specify dredged region, restart above-mentioned steps, until complete whole dredging tasks.
Polluted bed mud environmental dredging system of the present utility model, has following characteristics:
1. the sophisticated equipments such as GPS, depth sounding instrument, underwater lighting and video camera have been equipped with, realized the high precision location of dredging ship and mud-sucking device, the specific aim and the dredging precision that have greatly improved dredging work, when reducing follow-up disposal pressure, effectively reduce dredging cost;
2. the automatic interlock control that has realized hoist engine 7, inhaled the equipment such as mud square chest 4 bottom sealing devices 9, fluidic device and dredge pump 11, has effectively improved dredging efficiency;
3. the fluidic device being equipped with, except playing the effect of smashing clod, also can play sluicing effect, has realized to a certain extent silt separated, by inhaling mud object lock, fixes in the fine particle component of heavy contamination, has improved the specific aim of dredging work; Its updip jet-action has promoted the upwards momentum of sediment, has avoided the diffusion of sediment outside bottom and device, thereby has reduced the secondary pollution that bed mud causes to external diffusion;
4. inhaling mud square chest 4 profiles is square or rectangle, and permutation and combination is simple, and available Plate Welding forms, and manufacture craft and specification adjustment are simple, can effectively reduce engineering equipment investment, effectively reduces dredging blind area, improves dredging operating efficiency.
5, the utilization of high-efficiency sealing device 9, has effectively avoided sediment to bottom and has inhaled the diffusion outside mud square chest 4, has solved the secondary pollution problem in Sediment Dredging process.
Claims (4)
1. a polluted bed mud environmental dredging system, comprises hull and inhales mud square chest, it is characterized in that: on hull, be provided with complex control room, accommodation GPS position indicator, guide pile and hoist engine, hoist engine is connected with suction mud square chest by cable; Inhale mud square chest and be connected with dredge pump by dredging tube road, one end in inhaling mud square chest, dredging tube road is provided with screen pack; One side of inhaling mud square chest is provided with bed mud GPS position indicator and fathometer, and opposite side is provided with underwater luminaire and Underwater Camera, inhales in mud square chest and is provided with fluidic device, and the bottom of inhaling mud square chest is provided with sealing device; The top of inhaling mud square chest is provided with stack, is provided with outlet valve on stack; The indoor controller that is provided with of Comprehensive Control on hull, hoist engine, dredge pump, fluidic device, sealing device and outlet valve are all connected with this controller.
2. polluted bed mud environmental dredging system according to claim 1, it is characterized in that: the fluidic device of described suction mud square chest inside, by high-pressure hydraulic pump, water-distributing device and flap nozzle form, high-pressure hydraulic pump and water-distributing device are arranged on hull, the range pipe that water-distributing device is responsible for and is connected to by water distribution on water distribution supervisor forms, on each range pipe, by-pass valve control is installed, the delivery port of high-pressure hydraulic pump is connected with the water distribution of water-distributing device supervisor, on top board in casing and four side plates, be provided with flap nozzle, each flap nozzle is connected with the range pipe of a water-distributing device by tube connector.
3. polluted bed mud environmental dredging system according to claim 1, it is characterized in that: described sealing device, comprise sealing curtain hoist engine, stay cord hoist engine, guide roller, sealing curtain and stay cord, sealing curtain hoist engine and stay cord hoist engine are arranged on the both sides, top of inhaling mud square chest, inhale mud square chest two sides guide roller is all installed up and down, on sealing curtain hoist engine, be wound with sealing curtain, the outer end of sealing curtain is connected on pull bar, on stay cord hoist engine, be wound with stay cord, stay cord and pull bar link together in the bottom of inhaling mud square chest.
4. polluted bed mud environmental dredging system according to claim 1, is characterized in that: described sealing device, comprises sealing hoist engine, Zola's rope, right stay cord, door curtain made of cloth stay cord, the sealing door curtain made of cloth and deflector roll; Zola's rope, door curtain made of cloth stay cord and right stay cord are separately positioned on left side, centre and the right side of inhaling mud square chest inside; The upper end of Zola's rope and right stay cord passes inhales the top board of mud square chest and is wrapped on sealing hoist engine through being arranged on the guide wheel of inhaling on mud square chest top board; The lower end of Zola's rope and right stay cord is walked around to be arranged on to inhale the guide wheel of mud square chest left plate and right plate bottom and be arranged on the deflector roll of inhaling between mud square chest inner bottom part front and rear panel and is connected with the two ends of the sealing door curtain made of cloth respectively; The upper end of door curtain made of cloth stay cord passes inhales the top board of mud square chest and is wrapped on sealing hoist engine through being arranged on a guide wheel of inhaling on mud square chest top board, and lower end is connected with the middle part of the sealing door curtain made of cloth by connecting rod; Zola's rope is consistent with the winding direction of right stay cord on sealing hoist engine, and the winding direction of door curtain made of cloth stay cord on sealing hoist engine is contrary with the winding direction of Zola's rope and right stay cord; Sealing hoist engine is arranged on the top board of inhaling mud square chest.
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| CN201420308502.6U CN203891091U (en) | 2014-06-11 | 2014-06-11 | Environment-friendly dredging system for contaminated bottom mud |
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| CN104005441A (en) * | 2014-06-11 | 2014-08-27 | 山东省环境保护科学研究设计院 | Polluted bottom sediment environment-friendly dredging system and dredging method thereof |
| CN104314126A (en) * | 2014-11-10 | 2015-01-28 | 饶宾期 | Water body sludge pumping device |
| CN104404993A (en) * | 2014-11-10 | 2015-03-11 | 饶宾期 | Mobile water sewage and sludge extraction treatment device |
| CN104712003A (en) * | 2015-03-17 | 2015-06-17 | 中国电建集团贵阳勘测设计研究院有限公司 | Small hydropower station dredging device |
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| CN107829455A (en) * | 2017-11-21 | 2018-03-23 | 中国电建集团北京勘测设计研究院有限公司 | A kind of Accrete clearing device and its dredging method of germ plasm resource in-situ conservation |
| CN108505557A (en) * | 2018-04-18 | 2018-09-07 | 中国电建集团港航建设有限公司 | A kind of intelligent dredging system for dredging waterway |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104005441A (en) * | 2014-06-11 | 2014-08-27 | 山东省环境保护科学研究设计院 | Polluted bottom sediment environment-friendly dredging system and dredging method thereof |
| CN104404993B (en) * | 2014-11-10 | 2017-12-19 | 中国计量大学 | Mobile water body sewage sludge extracts processing unit |
| CN104314126A (en) * | 2014-11-10 | 2015-01-28 | 饶宾期 | Water body sludge pumping device |
| CN104404993A (en) * | 2014-11-10 | 2015-03-11 | 饶宾期 | Mobile water sewage and sludge extraction treatment device |
| CN104712003A (en) * | 2015-03-17 | 2015-06-17 | 中国电建集团贵阳勘测设计研究院有限公司 | Small hydropower station dredging device |
| CN106628019A (en) * | 2016-12-02 | 2017-05-10 | 中交天津航道局有限公司 | Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide |
| CN106759600A (en) * | 2016-12-02 | 2017-05-31 | 中交天津航道局有限公司 | A kind of rake inhales the method that ship excavates sulfide hydrogen toxic gas soil property |
| CN107261567A (en) * | 2017-06-09 | 2017-10-20 | 中国科学院合肥物质科学研究院 | It is a kind of to improve the method that black and odorous water transparency promotes submerged plant to grow naturally |
| CN107261567B (en) * | 2017-06-09 | 2020-05-19 | 中国科学院合肥物质科学研究院 | Method for improving transparency of black and odorous water body and promoting natural growth of submerged plants |
| CN107829455A (en) * | 2017-11-21 | 2018-03-23 | 中国电建集团北京勘测设计研究院有限公司 | A kind of Accrete clearing device and its dredging method of germ plasm resource in-situ conservation |
| CN107829455B (en) * | 2017-11-21 | 2022-12-06 | 中国电建集团北京勘测设计研究院有限公司 | Desilting device and desilting method for in-situ protection of seed resources |
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| CN108505557B (en) * | 2018-04-18 | 2019-03-15 | 中国电建集团港航建设有限公司 | A kind of intelligent dredging system for dredging waterway |
| CN112676297A (en) * | 2020-11-05 | 2021-04-20 | 大唐安阳发电有限责任公司 | Thermal power factory sediment stuff pump forebay sediment thick liquid conveying system |
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