CN206090672U - River silt dredging apparatus - Google Patents

Abstract

The utility model discloses a river silt dredging apparatus, the device is including the open cover of the lower extreme body, the cover body is gone up to rotate and is installed the (mixing) shaft, it is internal that (mixing) shaft one end stretches into the cover, the material channel who just runs through the (mixing) shaft both ends along the axial extension has on the (mixing) shaft, it installs a plurality of stirring vane on the internal (mixing) shaft of cover to be located, the (mixing) shaft that stretches out the cover body passes through the coupling and connects drowning pipe down, the lower drowning pipe of top passes through the dirt suction pump connection isolation case, the separator box includes the box, be equipped with a plurality of parallel arrangement's plastic tubing in the box, the plastic tubing runs through the box, the bar magnet is equipped with in the plastic tubing interpolation, the one end of box is equipped with the material import of connecting dirt suction pump, the bottom of box is equipped with export of heavy metal silt and grit export respectively at both ends, the slope is provided with the screen cloth above the export of heavy metal silt, the lower extreme of screen cloth is located between export of heavy metal silt and the grit export. The device can select separately heavy metal and grit, has reduced desilting work load, does benefit to river bed normal position water purification.

Description

A kind of riverway sludge dredger

Technical field

The utility model is related to a kind of dredger, relates more particularly to a kind of riverway sludge dredger, category In technical field of environment protection equipment.

Background technology

For a long time, river channel sedimentation oneself be increasingly becoming a serious environmental issue, due to the deposition of mud, The normal performance of the various functions such as flood control, water drainage, irrigation, water supply, navigation can be badly influenced.Therefore, To recover the normal function in river course, promote economic quick, environmentally friendly and green sustainable development, need to enter in time Row channel cleanout dredging work.

Just because of such important function of the training of channel, people have carried out substantial amounts of further investigation to this, and Various dredging methods and device are have developed, for example：

CN102121256A discloses a kind of strand suction sludge dewatering dredger, installs at mud in hull Reason device, the sludge treatment device includes extracting unit, sieve unit, dewatering unit, deodorization unit, de- Water slurry collector unit, wastewater treatment exhaust unit, the self-priming sludge pump connection twisting sucker head of extracting unit stretches out Hull bottom, self-priming sludge pump is connected with the vibratory sieve of sieve unit, the vibratory sieve connection sand storage tank；Vibratory sieve leads to Piping connects the belt filter press of dewatering unit, belt filter press connection wastewater treatment exhaust unit；Belt Filter press is directly connected to Vibratingfluidbeddrier, the sludge outlet connection dehydration of the Vibratingfluidbeddrier The storage mud tank of mud collector unit；Active carbon deodorizing device is connected with the air outlet slit of Vibratingfluidbeddrier.

CN102650137A discloses a kind of underwater mud dredger, and it has a clamshell that can be sunk under water Body, the clamshell body is provided with an ostiolate accommodation space, and with an at least suction tube and most playpipe difference Through being incorporated on the clamshell body, most playpipes are uniformly distributed in clamshell body the week side of boss, and with one end extension To edge of opening position, then High-Pressure Water is imported by a work station, to impact the bottom below clamshell body opening Mud so as to which in floating flow regime, and the suction tube is then at least located at clamshell body central part, and it can Jing One suction force is maintained by the work station, outwards suction is recycled to by the benthal deposit of the floating flow regime On the work station, the clamshell body the week side of boss can be provided with balance weight body according to need, and the work station can be arranged according to need Have on carrier of the buoyancy with power in one, in the work station hanging tool is provided with, can link via hoist cable And hang the clamshell body from above.

CN203091100U discloses a kind of decanter type dredging silt centrifugal dehydrator, its by drive, frame, Front taper outer cylinder, centre rotational axis, spray material port, rear rotary shaft, phegma mouth, mud charging the mouth of pipe, Separating liquid outlet, helical blade, body, mud cake outlet, stand leg, filter residue extrusion, front rotary shaft Composition；Spray material port is provided with using in the junction of centre rotational axis and rear rotary shaft, effectively dredging can be become silted up The mud of mud is ejected on the barrel of front taper outer cylinder, is easy to sedimentation of the solid particle on barrel in mud, And the helical blade of the outside of front rotary shaft and centre rotational axis and rear rotary shaft, can will be deposited in inner cone Solid particle on the barrel of shape outer cylinder, is pressed to the front end filter residue extrusion of front taper outer cylinder, from Mud discharge is squeezed in the presence of mental and physical efforts and extruding force, big with dredging silt amount is processed, processing speed is fast, The advantage of low production cost.

As described above, various riverway sludge dredgings and processing equipment are disclosed in prior art, but these equipment Certain defect is still suffered from, for example workload is big, and long construction period, can also cause secondary pollution, and And in construction, not only the bed mud of heavy metal is extracted and transports, but also the sandstones of heavy metal will not be in a large number contained Also it is extracted and transports, be unfavorable for river bed purified in situ water quality, while also add the workload of desilting.

Therefore, for a kind of new riverway sludge dredger is developed, not only with urgent researching value, Also there is good economic benefit and commercial application potentiality, this power institute that exactly the utility model is accomplished Leaning on basis.

Utility model content

In order to overcome the defect of prior art as indicated above, the present inventor to have made intensive studies this, After a large amount of creative works have been paid, so as to complete the utility model.

Specifically, technical problem to be solved in the utility model is：A kind of riverway sludge dredging dress is provided Put, can effectively sort the mud of heavy metal accumulation in riverway sludge and the block sandstone without heavy metal, subtract Desilting workload is lacked and beneficial to river bed purified in situ water quality.

To solve above-mentioned technical problem, the technical solution of the utility model is：A kind of riverway sludge dredging is provided Device, the riverway sludge dredger includes the open cover body in lower end, is rotatablely equipped with the cover body and stirs Axle is mixed, described shaft one end is stretched in the cover body, have on the shaft and axially extend and run through The material channel at the shaft two ends, on the shaft in the cover body some stirrings are provided with Blade, stretches out the shaft of the cover body by the lower drowning pipe of box cupling connection, the described lower drowning pipe of top Separator box is connected by soil pick-up pump, the separator box includes casing, some be arrangeding in parallel is provided with the casing Plastic tube, the plastic tube run through the casing, bar magnet is fitted with the plastic tube, the casing One end is provided with the material inlet for connecting the soil pick-up pump, and the bottom of the casing is being respectively arranged at two ends with heavy metal Sludge outlet and sandstone are exported, and screen cloth, the screen cloth are tiltedly installed with above the heavy metal sludge outlet Lower end be located at the heavy metal sludge outlet and sandstone outlet between.

In the riverway sludge dredger of the present utility model, as a kind of improvement, the sludge outlet Connect the first stop valve, sandstone outlet second stop valve of connection.

In the riverway sludge dredger of the present utility model, as a kind of improvement, around the cover body Lower end it is open be provided with a shading ring, the shading ring is located at the periphery of the cover body, sets in the shading ring There is depth localization instrument.

In the riverway sludge dredger of the present utility model, as further improvement, the stirring Axle is provided with some through holes for radially extending.

In the riverway sludge dredger of the present utility model, used as a kind of improvement, the soil pick-up pump leads to The described lower drowning pipe that threeway connects top is crossed, two outlets of the threeway connect respectively a separation Case, between each described separator box and the threeway the 3rd stop valve is equipped with.

The riverway sludge dredger of the present utility model by specific structure qualification and technical characteristic, from And many beneficial effects are achieved, for example：

(1) due to devising the cover body containing shaft, the appropriate depth of cover body dive, by cover body interior zone Cover completely, form closed area, it is to avoid the secondary pollution in cleaning sludge process to river, stir Mix axle and start stirring, the mud and sandstone in cover body is stirred to come, soil pick-up pump produces negative pressure, by stirring Material channel on axle is delivered to the material in cover body in separator box, under bar magnet effect, in mud A little ironworks (substantial amounts of discarded ironwork of the normal contents of Jing etc. in river course especially interiorly) etc. are attracted to plastic tube Surface, and block sandstone is then directly emitted into again in river course by sandstone outlet, mud then passes through sludge outlet Enter in river course；So as to effectively be sorted to the material in construction area, only cleaning construction area is contained within The bed mud of heavy metal, the block sandstone without heavy metal is then emitted into river bed and continues to be deposited in river bed original position only Change water quality.

(2) due to being provided with depth localization instrument in shading ring, depth localization instrument is connected with control system, can position Cover body submerged depth, gives operating personnel's data feedback, is easy to operating personnel to construct, meanwhile, shading ring can be with Detection zone is separated with stirring region, accuracy of detection is improve.

(3) because shaft is provided with some through holes for radially extending, axial material suction will can be stirred Material channel, it is to avoid shaft end is blocked and affects of the present utility model normally to use.

(4) due to being respectively arranged with heavy metal sludge outlet and sandstone outlet at the bottom two ends of casing, and in weight Metal sludge outlet upper angled is provided with screen cloth, so as to mud can be by screen cloth from heavy metal sludge outlet Discharge；And the sandstone of bulk cannot pass through screen cloth, can only discharge from the outlet of the sandstone of the other end, so as to realize Mud and sandstone are kept completely separate.

As described above, the utility model provides a kind of riverway sludge dredger, the equipment has many Advantage, so as to can be applicable to numerous riverway sludges dredgings in, with good application potential and industrial metaplasia Antenatal scape.

Description of the drawings

Fig. 1 is the structural representation of the training of channel equipment of the utility model embodiment；

Wherein, in FIG, each number designation refers to respectively following concrete meaning, element and/or part.

In figure：1st, cover body, 2, shaft, 3, material channel, 4, stirring vane, 5, through hole, 6, Lower drowning pipe, 7, box cupling, 8, threeway, 9, soil pick-up pump, 10, casing, 11, material inlet, 12, sandstone Outlet, 13, sludge outlet, the 14, first stop valve, 15, plastic tube, 16, bar magnet, the 17, the 3rd section Only valve, 18, shading ring, 19, depth localization instrument, 20, screen cloth, the 21, second stop valve.

Specific embodiment

The utility model is further illustrated with reference to the accompanying drawings and examples.But these exemplary embodiments Purposes and purpose are only used for enumerating the utility model, not real protection scope of the present utility model is constituted and is appointed Any restriction of what form, it is more non-that protection domain of the present utility model is confined to into this.

As shown in figure 1, the utility model provides a kind of riverway sludge dredger, the riverway sludge is dredged Dredging device mainly includes the open cover body 1 in lower end, and shaft 2 is rotatablely equipped with cover body 1, and shaft 2 is erected To setting, the one end of shaft 2 is stretched in cover body 1, has on shaft 2 and axially extends and through stirring The material channel 3 at the two ends of axle 2, is provided with some stirring vanes 4, most on the shaft 2 in cover body 1 The stirring vane 4 of lower end is flushed or the slightly above lower surface of cover body 1 with the lower surface of cover body 1, stretches out cover The shaft 2 of body 1 is generally connected with shaft 2 by the lower drowning pipe 6 of the connection of box cupling 7, lower drowning pipe 6 using screw thread Connect, as needed the depth of dive, using the lower drowning pipe 6 of respective numbers, the lower drowning pipe 6 of top is by inhaling Dirty pump 9 connects separator box, and separator box includes being provided with some plastic tubes be arrangeding in parallel in casing 10, casing 10 15, plastic tube 15 runs through casing 10, and plastic tube 15 is interior to be fitted with bar magnet 16, and one end of casing 10 is provided with The material inlet 11 of connection soil pick-up pump 9, the bottom of casing 10 is being respectively arranged at two ends with heavy metal sludge outlet 13 and sandstone outlet 12, screen cloth 20, the sieve are tiltedly installed with above the heavy metal sludge outlet 13 The lower end of net 20 is located between the heavy metal sludge outlet 13 and the outlet of sandstone 12, the sludge outlet 13 Connect the first stop valve 14, the sandstone outlet 12 connects the second stop valve 21.

When using, the dive of cover body 1 to appropriate depth completely covers the interior zone of cover body 1, forms one Closed area, so as to avoid cleaning sludge process in secondary pollution to river；Subsequently, shaft 2 is opened Begin to stir, the mud and sandstone in cover body 1 is stirred to come, soil pick-up pump 9 produces negative pressure, by shaft 2 On material channel 3 material in cover body 1 is delivered in separator box, bar magnet 16 act under, discard iron The absorption such as product is on the surface of plastic tube 15, and sandstone and mud is then through the screening of screen cloth 20, and sandstone passes through Sandstone outlet 12 is directly emitted into again in river course, and mud is then emitted into reception container (not by sludge outlet 13 Illustrate) in carry out subsequent treatment (such as bury, sinter)；It is achieved thereby that carrying out to the material in construction area Effectively sorting, only clears up the bed mud that construction area is contained within heavy metal, and the sandstone without heavy metal is then discharged into River bed is simultaneously deposited in river bed purified in situ water quality.

The lower end of circular cover body 1 is open to be provided with a shading ring 18, and shading ring 18 is located at the periphery of cover body 1, every Depth localization instrument 19 is provided with ring 18, depth localization instrument 19 is connected with control system, can position cover body 1 submerged depth, gives operating personnel's data feedback, is easy to operating personnel to construct, meanwhile, shading ring 18 can be with Detection zone is separated with stirring region, accuracy of detection is improve.

Shaft 2 is provided with some through holes 5 for radially extending, can be by the material inhalation (inhalatio) around shaft 2 Material passage 3, it is to avoid shaft 2 end is blocked and affects of the present utility model normally to use.

Soil pick-up pump 9 connects the lower drowning pipe 6 of top by threeway 8, and two outlets of threeway 8 connect respectively one Separator box, is equipped with the 3rd stop valve 17 between each separator box and threeway 8, form double-station alternate working, When a separator box is when safeguarding or except iron, corresponding 3rd stop valve 17 is closed, open another phase The 3rd stop valve 17 answered, another separator box can be used normally, improve work effect of the present utility model Rate.

The utility model realizes the ON-LINE SEPARATION of heavy metal accumulation mud and sandstone, but also can be enriched with river Discarded ironwork in road, not necessarily transports and the operation such as be ashore rinsed again, simplifies dredging flow process, The secondary pollution to river in cleaning sludge process is avoided, the labour intensity of operator is reduced, and Mud and sandstone can be effectively sorted, beneficial to river bed purified in situ water quality.

It should be appreciated that the purposes of these embodiments is merely to illustrate the utility model and is not intended to limit this practicality New protection domain.Additionally, it will also be appreciated that after technology contents of the present utility model have been read, ability Field technique personnel can make various changes, modification and/or modification, all these equivalence shape to the utility model Formula is equally fallen within the protection domain that the application appended claims are limited.

Claims (5)

1. a kind of riverway sludge dredging plant, the riverway sludge dredger includes the open cover body in lower end, Shaft is rotatablely equipped with the cover body, described shaft one end is stretched in the cover body, the shaft Above have and axially extend and through the material channel at the shaft two ends, described in the cover body Some stirring vanes are installed, the shaft for stretching out the cover body connects dive by box cupling on shaft Pipe, the described lower drowning pipe of top connects separator box by soil pick-up pump, and the separator box includes casing, described Some plastic tubes be arrangeding in parallel are provided with casing, the plastic tube runs through the casing, in the plastic tube Bar magnet is fitted with, one end of the casing is provided with the material inlet for connecting the soil pick-up pump, the bottom of the casing Portion is being respectively arranged at two ends with heavy metal sludge outlet and sandstone outlet, inclines above the heavy metal sludge outlet Screen cloth is tiltedly provided with, the lower end of the screen cloth is located between the heavy metal sludge outlet and sandstone outlet.

2. riverway sludge dredging plant as claimed in claim 1, it is characterised in that：The sludge outlet connects Connect the first stop valve, sandstone outlet second stop valve of connection.

3. riverway sludge dredging plant as claimed in claim 1 or 2, it is characterised in that：Around the cover The lower end of body is open to be provided with a shading ring, and the shading ring is located at the periphery of the cover body, in the shading ring It is provided with deepness locater.

4. riverway sludge dredging plant as claimed in claim 3, it is characterised in that：Set on the shaft There are some through holes for radially extending.

5. riverway sludge dredging plant as claimed in claim 4, it is characterised in that：The soil pick-up pump passes through Threeway connects the described lower drowning pipe of top, and two outlets of the threeway connect respectively separator box described in, It is every that the 3rd stop valve is equipped between the separator box and the threeway.