CN1554833A - Crawler-type under water ecological precision thin layer slurry dredger - Google Patents
Crawler-type under water ecological precision thin layer slurry dredger Download PDFInfo
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- CN1554833A CN1554833A CNA2003101228040A CN200310122804A CN1554833A CN 1554833 A CN1554833 A CN 1554833A CN A2003101228040 A CNA2003101228040 A CN A2003101228040A CN 200310122804 A CN200310122804 A CN 200310122804A CN 1554833 A CN1554833 A CN 1554833A
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Abstract
The present invention belongs to the field of environment protecting technology. The crawler-type underwater ecological precise thin-layer sludge dredger consists of main system, hydraulic control system, sludge sucking system in front of the main system, and walking system below the main system. The main system includes box, support rods, frame, lighting unit and video monitor. The present invention has small size, light weight, simple structure and easy operation, and is suitable for dredging sludge in river, lake, reservoir, etc.
Description
Technical field
The present invention relates to a kind of mechanically operated dredger, particularly a kind of can the walking automatically under water, the ecological under water accurately thin layer dredger of the crawler type of monitoring belongs to environmental technology field automatically.
Background technology
Traditional desilting mode mostly is greatly and adopts artificial drag harrow, labour intensity is very high, the employing boat form band pump suction that has, since bulky, carrying inconvenience, and cost height, the employing conventional mud pump that has is dived beneath the water and is pulled with winch on the coast, the dredge pump sealing, and application life is short, need towing machine to cooperate complete machine cost height on the bank.And comprise at present large-scale natural water body: desiltings such as river course, lake, reservoir, because at present the natural water body great majority are all as townsfolk's drinking water source ground, therefore its desilting mode can not be as traditional engineering desilting, water-bed mud is inhaled deeply the desilting of " blanket type ", the consequence of doing so not only can severe contamination water head site water quality, even more serious is that it will destroy water-bed ecology, cause water body self to lose its due self-purification capacity, cause even more serious water head site water pollution.
According to retrieval, the number of patent application similar with the present invention is: 90214681.5, and name is called: semiclosed from twisting self-priming from the suction dredge of walking under water, this technology readme is: it has to inhale send, twists mud, power, walking four systems.Slush pump and pipeline thereof have been sent in suction, and soil-suction head has coulter shaft and many colter, and dynamical system has four motors and uni-drive gear box, driving shaft etc., and running gear has auger and hanging etc.Driving shaft is the semiclosed major axis of multi-section type that can change length, and strand mud is worked in semiclosed suction nozzle shell, with water every, concentration of hydraulic mixture height.Auger drives all apparatuses and walks automatically.Said apparatus has higher requirement to the geographical environment of waters periphery, its engineering construction mode is traditional engineering desilting, to the water conservancy desilting of bed mud enforcement " deep-cutting " under water, this has caused great destruction to the ecosystem of dwelling of the end under water, only be applicable to widen, deepen the river course, waterway engineering water conservancy desilting needs, this has not only strengthened the cost of investment that desilting water body aquatic ecological recovers, and can't adapt to the ecological dredging requirement of purification of water quality engineerings such as river, river, lake, storehouse, can not carry out ecological dredging operation.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, provide a kind of crawler type ecological accurately thin layer dredger under water.It can accurately be located, based on the ecological dredging of accurate thin layer desilting; Can differ walking freely in the bigger mud at height and soft or hard, adapt to the soil layer condition of underwater complex, the resistance of having avoided device to produce because of being absorbed in the mud, have simple, laborsaving, in light weight, desilting efficiency data is high, economize the characteristics of energy.。
The present invention is achieved by the following technical solutions, the present invention is made up of system of subject, hydraulic control system, suction mud system, running gear, the connected mode of complete machine is: system of subject is whole support, suction mud system is arranged on the place ahead of system of subject, be connected with system of subject, running gear is arranged on the below of system of subject, and hydraulic control system and system of subject join.System of subject comprises: casing, support bar, support, lighting device, the shoot and monitor device, connected mode is: the middle part of casing links to each other with support, support links to each other with support bar, top at casing, lighting device is connected with the top of casing respectively with the shoot and monitor device, lighting device and shoot and monitor device all can carry out 360 degree rotations, in the casing of system of subject hydraulic control system is set, the casing middle part of system of subject is provided with the mud system of inhaling, the support bar of system of subject, support is connected with suction mud system, and the lower box of system of subject is connected with the running gear symmetry.
Hydraulic control system comprises: controller, hydraulic oil container, hydraulic transmission part, hydraulic tube, connected mode is: controller joins by hydraulic tube and hydraulic oil container, hydraulic oil container joins by hydraulic tube and hydraulic transmission part, and hydraulic oil container joins with hydraulic motor, hydraulic motor, hydraulic motor respectively by hydraulic tube.Controller joins by the lighting device of electric wire and system of subject, and controller joins with the shoot and monitor device of system of subject again by electric wire, the control of the controlled device of hydraulic oil container, and external cord places landly, controlled by personnel operation.
Inhaling the mud system comprises: drawing-in type submersible pump, protection filter screen, spiral reamer, hydraulic motor, dredging tube, mud pipe, elevating lever, connected mode is: the middle part and the support bar of drawing-in type submersible pump join, and the drawing-in type submersible pump can support bar be that 90 degree rotations can be carried out in the axle center.The top and the elevating lever of drawing-in type submersible pump join, elevating lever and hydraulic transmission part join, the drawing-in type submersible pump links to each other with the protection filter screen, the protection filter screen links to each other with the two ends of spiral reamer, spiral reamer is placed in the hollow entity of protection filter screen, and hydraulic motor and spiral reamer join, and hydraulic motor joins by hydraulic tube and hydraulic oil container, one end of dredging tube links to each other with the import of drawing-in type submersible pump, and an end of mud pipe links to each other with drawing-in type diving delivery side of pump.The drawing-in type submersible dredge pump by system of subject support bar, stent support and link to each other, elevating lever is arranged at the casing middle part of system of subject.The top of drawing-in type submersible dredge pump links to each other with the hydraulic transmission part of hydraulic control system by elevating lever, and moves up and down under hydraulic control system control by hydraulic transmission part, and control is inhaled going up of mud system and pressed down and tilt angled down.
Running gear comprises: driving wheel, rubber belt track, driven pulley, hydraulic motor, hydraulic motor, connected mode is: the driving wheel and the casing left and right sides join, driving wheel is associated with driven pulley by rubber belt track, two groups of hydraulic motors join with driving wheel respectively, and two groups of hydraulic motors join with hydraulic oil container respectively by hydraulic tube.
The operating principle of this invention is: instructed to controller by land operating personnel, controller drives the mud system of inhaling according to instruction control hydraulic oil container by petroleum pipeline, the lift adjustment system, and the power running gear is carried out work.When the hydraulic motor of running gear was started working, driving wheel can carry out clockwise or be rotated counterclockwise, when driving wheel turns clockwise, by the rubber belt track that joins with driving wheel, can drive driven pulley and driving wheel rotates in the same way, thereby the present invention is moved backward, otherwise then travel forward.Inhale the mud system and at first carry out " in the same way " motion by spiral reamer, mud is moved to dredging tube by the protection filter screen, the function of drawing-in type submersible dredge pump is that spiral reamer is drawn onto in the pump by dredging tube from mud and water under the cutting of river bed, and arranges to the appointed area by mud pipe.Wherein protect filter screen and can prevent that on the one hand spiral reamer is when work, silt takes place seepage takes place in both sides, thereby cause secondary pollution, can prevent that on the other hand large-sized foreign material are inhaled into, dredging tube is stopped up, so the present invention can accomplish accurate desilting, substantially keeping under the situation of lower floor's mud original state, with the contaminated silt displacement in upper strata, reach the purpose of accurate thin layer desilting, ecological dredging, its concentration of dredging reaches as high as 70%.
Controller also can pass through hydraulic oil container, move up and down through hydraulic tube control hydraulic transmission part, operating personnel also can observe the underwater topography landforms by lighting device and monitoring camera in addition, so that operating personnel in time adjust the weight of desilting direction and desilting, reach accurate location.When hydraulic transmission part made progress, the elevating lever that joins with hydraulic transmission part can drive the drawing-in type submersible dredge pump and have a down dip, thereby spiral reamer is had a down dip, and adjusted the desilting degree of depth.Move up and down by hydraulic tube control hydraulic transmission part, can control and inhale upward pressing down and tilt angled down of mud system, accomplish accurate thin layer desilting.Inhale the desilting degree of depth of mud system by the control of lift adjustment system, control desilting direction of the present invention by power control system, owing to adopted crawler actuator, make that therefore the present invention's area that lands is big, can advance freely at the bottom of various landform and soil property.
At present the natural water body great majority are all as townsfolk's drinking water source ground, therefore the desilting mode of water head site water body can not be as traditional engineering desilting, water-bed mud is inhaled deeply the desilting of " blanket type ", the consequence of doing so not only can severe contamination water head site water quality, even more serious is that it will destroy original water-bed ecology, cause water body self to lose its due self-purification capacity, cause even more serious water head site water pollution.The difference with ecological dredging and engineering desilting now is listed as follows:
| Project | Ecological dredging | The engineering desilting |
| Ecological requirement | For hydrophyte restoration creates conditions | Do not have |
| Engineering objective | Removing is present in pollutant in the bed mud | Increase the water body volume, keep keel depth |
| The border requirement | Determine by polluting clay distribution | The bottom surface is smooth, the section rule |
| The desilting mud layer degree of depth | Thinner, be generally less than 1 meter | Thicker, general several meters to tens meters |
| To the particle diffusion-restricted | Avoid diffusion and particle to suspend again | Do not limit |
| Construction precision | 5-10 centimetre | 20-50 centimetre |
| Lectotype selection | Standard device is transformed or special equipment | Standard device |
| Project monitor and control | The strict monitoring of special analysis | General control |
The present invention implements accurate thin layer desilting according to the requirement of ecological dredging to contaminated bed mud, by heavily contaminated bed mud (the being accurate to 10 centimetres) removing under water of water-bed machines for mud clearage, can not destroy under the basis of ecological environment under water like this, the mud layer that the bottom is contained a large amount of pollutants is removed, and makes " endogenous " of water body pollute controlled.
The present invention passes through the desilting of polluted bed mud enforcement under water, the amount of polluted bed mud was reduced, the total amount of the pollutant in the bed mud is reduced, total amount of pollutant organic pollution, heavy metal, nonmetal inorganic matter (nitrogen, phosphorus etc.) in the water body are effectively removed, after testing, behind the ecological dredging of the present invention, as shown in the table to the removal effect of water pollutant:
| Organic pollution (%) | Heavy metal (%) | Nonmetal inorganic matter (%) | |
| Before the ecological dredging | ????100 | ????100 | ????100 |
| Behind the ecological dredging | ????40～50 | ????60～70 | ????30～40 |
Compare with the present invention, traditional machines for mud clearage is not owing to possess the function of ecological thin layer desilting, traditional machines for mud clearage not only can destroy water-bed original ecological environment, and the bed mud that contains pollutant can't be removed, can not effectively remove water body " endogenous " and pollute, the ecological recovery of water body and vegeto-animal regeneration and procreation have been caused adverse effect.
The present invention has substantive distinguishing features:
1, the present invention has been owing to adopted the crawler-type traveling system, makes that the present invention's area that lands under water is big, and characteristics such as ground pressure is little, vibration is little, tractive force is big, can be in the water-bed environment forward-reverse and the turning of various complex-terrains and soil property.
2, the present invention can observe the underwater topography landforms by lighting device and monitoring camera, so that operating personnel in time adjust the weight of desilting direction and desilting, reaches accurate location, accurately " ecological dredging " standard of desilting.
3, inhale mud system and running gear because the present invention has adopted the underwater hydraulic motor to drive, not only improved the intake performance of mud, improved operating efficiency, and simplified type of belt drive, save conventional equipments such as reduction box, high-elastic clutch.
4, the present invention can accomplish accurate desilting, can keep under the situation of lower floor's mud original state, and upper strata " polluted sludge " removed, and on the original ecological basis of not being damaged of protection, reaches the purpose of accurate thin layer desilting, ecological dredging under water.
The present invention be directed to natural waters such as China river, river, lake, storehouse and drinking water source ground water quality goes from bad to worse, demand urgently administering and design, it has characteristics such as size is little, in light weight, simple in structure, easy to operate, cheap, work efficiency height, it is having very big breakthrough aspect traditional water conservancy desilting, is specially adapted to the purification of water quality engineering of natural water bodies such as the vast river course of China, lake, reservoir.The requirement of " ecological dredging " that the present invention has reached, its average desilting thickness is 5 ~ 10 centimetres, and spoil disposal air pressure and the mud mouth concentration to different array pitch is implemented test respectively in work progress, and spoil disposal air pressure is directly proportional with array pitch, the mud extraction change in depth is little, and is basic identical.The peripheral water disturbance and the suspended matter of the operation of suction mud have or not diffusion to observe proof down to different depth conditions repeatedly simultaneously, the present invention neither can cause violent disturbance to peripheral water body in operation process, more can not form the suspension again and the diffusion of suspension class colloid shape material, thereby thoroughly avoid the secondary pollution in the desilting process.
Description of drawings
Fig. 1 structural representation of the present invention (one)
Fig. 2 structural representation of the present invention (two)
The specific embodiment
As shown in Figure 1 and Figure 2, the present invention is made up of system of subject 1, hydraulic control system 2, suction mud system 3, running gear 4, the connected mode of complete machine is: system of subject 1 is the whole support of adhering to, suction mud system 3 is arranged on the place ahead of system of subject 1, be connected with system of subject 1, running gear 4 is arranged on the below of system of subject 1, and the top of running gear 4 is connected with system of subject 1, hydraulic control system 2 is arranged on system of subject 1 inside, and hydraulic control system 2 is joined with system of subject 1.
System of subject 1 comprises: casing 5, support bar 6, support 7, lighting device 8, shoot and monitor device 9, connected mode is: the middle part of casing 5 links to each other with support 7, support 7 links to each other with support bar 6, top at casing 5, lighting device 8 is connected with the top of casing 5 respectively with shoot and monitor device 9, lighting device 8 all can carry out 360 degree rotations with shoot and monitor device 9, in the casing 5 of system of subject 1 hydraulic control system 2 is set, casing 5 middle parts of system of subject 1 are provided with the mud system 3 of inhaling, the support bar 6 of system of subject 1, support 7 is connected with suction mud system 3, and casing 5 bottoms of system of subject 1 and running gear 4 symmetries are connected.
Hydraulic control system 2 comprises: controller 10, hydraulic oil container 11, hydraulic transmission part 12, hydraulic tube 13, connected mode is: controller 10 joins by hydraulic tube 13 and hydraulic oil container 11, hydraulic oil container 11 joins by hydraulic tube 13 and hydraulic transmission part 12, hydraulic oil container 11 by hydraulic tube 13 respectively with hydraulic motor 17, hydraulic motor 24, hydraulic motor 25 joins, controller 10 joins by the lighting device 8 of electric wire and system of subject 1, controller 10 joins with the shoot and monitor device 9 of system of subject 1 again by electric wire, the control of hydraulic oil container 11 controlled devices 10, and external cord places landly, controlled by personnel operation.
Inhaling mud system 3 comprises: drawing-in type submersible pump 14, protection filter screen 15, spiral reamer 16, hydraulic motor 17, dredging tube 18, mud pipe 19, elevating lever 21, connected mode is: the middle part of drawing-in type submersible pump 14 and support bar 6 join, and drawing-in type submersible pump 14 can carry out 90 degree rotations for the axle center by support bar 6.The top of drawing-in type submersible pump 14 and elevating lever 21 join, elevating lever 21 joins with hydraulic transmission part 12, drawing-in type submersible pump 14 links to each other with protection filter screen 15, protection filter screen 15 links to each other with the two ends of spiral reamer 16, spiral reamer 16 is placed in the hollow entity of protection filter screen 15, hydraulic motor 17 joins with spiral reamer 16, hydraulic motor 17 joins by hydraulic tube 13 and hydraulic oil container 11, one end of dredging tube 18 links to each other with the import of drawing-in type submersible pump 14, one end of mud pipe 19 links to each other with the outlet of drawing-in type submersible pump 14, drawing-in type submersible dredge pump 14 is by the support bar 6 of system of subject 1, support 7 supports and links to each other, and elevating lever 21 is arranged at casing 5 middle parts of system of subject 1.
The top of drawing-in type submersible dredge pump 14 links to each other with the hydraulic transmission part 12 of hydraulic control system 2 by elevating lever 21, and moves up and down under hydraulic control system 2 controls by hydraulic transmission part 12, and control is inhaled going up of mud system 3 and pressed down and tilt angled down.
Running gear 4 comprises: driving wheel 20, rubber belt track 22, driven pulley 23, hydraulic motor 24, hydraulic motor 25, connected mode is: driving wheel 20 joins with casing 5 left and right sides, driving wheel 20 is associated with driven pulley 23 by rubber belt track 22, hydraulic motor 24, hydraulic motor 25 join with driving wheel 20 respectively, and hydraulic motor 24, hydraulic motor 25 join with hydraulic oil container 11 respectively by hydraulic tube 13.
The present invention inhales mud system 3 the spiral reamer 16 that is driven by hydraulic motor 17 is set, and the cutting knife width of spiral reamer 16 is 730mm, diameter 250mm, pitch 90mm, blade thickness 3mm, rotary speed 26r/min, cutting 30 teeth, output torque 130N.
The clear water discharge capacity 100m3 of drawing-in type submersible dredge pump 14, lift 12m, rotating speed 1450r/min, concentration of hydraulic mixture 30%～50%.The climbing capacity of running gear 4 is 30 degree, pace 2m/min.
Claims (7)
1, the ecological under water accurately thin layer dredger of a kind of crawler type, by system of subject (1), hydraulic control system (2), inhale mud system (3), running gear (4) is formed, it is characterized in that, the connected mode of complete machine is: system of subject (1) is whole support, suction mud system (3) is arranged on the place ahead of system of subject (1), running gear (4) is arranged on the below of system of subject (1), hydraulic control system (2) is joined with system of subject (1), described system of subject (1) comprising: casing (5), support bar (6), support (7), lighting device (8), shoot and monitor device (9), connected mode is: the middle part of casing (5) links to each other with support (7), support (7) links to each other with support bar (6), top in casing (5), lighting device (8) is connected with the top of casing (5) respectively with shoot and monitor device (9), lighting device (8) carries out the rotation of (360) degree with shoot and monitor device (9), in the casing (5) of system of subject (1) hydraulic control system (2) is set, casing (5) middle part of system of subject (1) is provided with the mud system (3) of inhaling, the support bar (6) of system of subject (1), support (7) is connected with suction mud system (3), and casing (5) bottom of system of subject (1) is connected with running gear (4) symmetry.
2, the ecological under water accurately thin layer dredger of crawler type according to claim 1, it is characterized in that, described hydraulic control system (2) comprising: controller (10), hydraulic oil container (11), hydraulic transmission part (12), hydraulic tube (13), connected mode is: controller (10) joins by hydraulic tube (13) and hydraulic oil container (11), hydraulic oil container (11) joins by hydraulic tube (13) and hydraulic transmission part (12), hydraulic oil container (11) by hydraulic tube (13) respectively with hydraulic motor (17), hydraulic motor (24), hydraulic motor (25) joins, controller (10) joins by the lighting device (8) of electric wire and system of subject (1), controller (10) joins with the shoot and monitor device (9) of system of subject (1) again by electric wire, the control of the controlled device of hydraulic oil container (11) (10), and external cord places landly, controlled by personnel operation.
3, the ecological under water accurately thin layer dredger of crawler type according to claim 1, it is characterized in that, described suction mud system (3) comprising: drawing-in type submersible pump (14), protection filter screen (15), spiral reamer (16), hydraulic motor (17), dredging tube (18), mud pipe (19), elevating lever (21), connected mode is: the middle part of drawing-in type submersible pump (14) and support bar (6) join, and drawing-in type submersible pump (14) can carry out the rotation of (90) degree for the axle center by support bar (6).The top of drawing-in type submersible pump (14) and elevating lever (21) join, elevating lever (21) joins with hydraulic transmission part (12), drawing-in type submersible pump (14) links to each other with protection filter screen (15), protection filter screen (15) links to each other with the two ends of spiral reamer (16), spiral reamer (16) is placed in the hollow entity of protection filter screen (15), hydraulic motor (17) joins with spiral reamer (16), hydraulic motor (17) joins by hydraulic tube (13) and hydraulic oil container (11), one end of dredging tube (18) links to each other with the import of drawing-in type submersible pump (14), one end of mud pipe (19) links to each other with the outlet of drawing-in type submersible pump (14), drawing-in type submersible dredge pump (14) is by the support bar (6) of system of subject (1), support (7) supports and links to each other, and elevating lever (21) is arranged at casing (5) middle part of system of subject (1).
4, according to claim 1 or the ecological under water accurately thin layer dredger of 3 described crawler types, it is characterized in that, inhale mud system (3) the spiral reamer (16) that is driven by hydraulic motor (17) is set, the cutting knife width of spiral reamer (16) is 730mm, diameter 250mm, pitch 90mm, blade thickness 3mm, rotary speed 26r/min, cutting 30 teeth, output torque 130N.
5, the ecological under water accurately thin layer dredger of crawler type according to claim 3, it is characterized in that, the top of described drawing-in type submersible dredge pump (14) links to each other with the hydraulic transmission part (12) of hydraulic control system (2) by elevating lever (21), and move up and down down in hydraulic control system (2) control by hydraulic transmission part (12), control is inhaled going up of mud system (3) but and tilt angled down.
6, the ecological under water accurately thin layer dredger of crawler type according to claim 3 is characterized in that the clear water discharge capacity 100m of drawing-in type submersible dredge pump (14)
3, lift 12m, rotating speed 1450r/min, concentration of hydraulic mixture 30%～50%.The climbing capacity of running gear (4) is 30 degree, pace 2m/min.
7, the ecological under water accurately thin layer dredger of crawler type according to claim 1, it is characterized in that, running gear (4) comprising: driving wheel (20), rubber belt track (22), driven pulley (23), hydraulic motor (24), hydraulic motor (25), connected mode is: driving wheel (20) joins with casing (5) left and right sides, driving wheel (20) is associated with driven pulley (23) by rubber belt track (22), hydraulic motor (24), hydraulic motor (25) joins with driving wheel (20) respectively, hydraulic motor (24), hydraulic motor (25) joins with hydraulic oil container (11) respectively by hydraulic tube (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310122804 CN1279249C (en) | 2003-12-25 | 2003-12-25 | Crawler-type under water ecological precision thin layer slurry dredger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310122804 CN1279249C (en) | 2003-12-25 | 2003-12-25 | Crawler-type under water ecological precision thin layer slurry dredger |
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| Publication Number | Publication Date |
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| CN1554833A true CN1554833A (en) | 2004-12-15 |
| CN1279249C CN1279249C (en) | 2006-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200310122804 Expired - Fee Related CN1279249C (en) | 2003-12-25 | 2003-12-25 | Crawler-type under water ecological precision thin layer slurry dredger |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102493514A (en) * | 2011-12-20 | 2012-06-13 | 山东大学 | Self-stirring type dredging device for river channels |
| CN102817389A (en) * | 2011-06-09 | 2012-12-12 | 吴勇 | Underwater robot capable of diving in seabed to perform dredging |
| CN103002996A (en) * | 2010-06-23 | 2013-03-27 | Ocs技术公司 | Method and apparatus for cleaning vessels |
| CN103821194A (en) * | 2014-01-26 | 2014-05-28 | 福建省海山机械股份有限公司 | Suction type sewer scavenger with excavating |
| CN104032788A (en) * | 2014-06-30 | 2014-09-10 | 程金强 | River channel silt remover |
| CN107989101A (en) * | 2017-11-14 | 2018-05-04 | 中电建水环境治理技术有限公司 | The protectiveness ecological dredging method of river and lake and wetland integral transplanting |
| CN108505558A (en) * | 2018-05-29 | 2018-09-07 | 施左军 | A kind of Accrete clearing device for hydraulic engineering |
| CN108729486A (en) * | 2018-08-16 | 2018-11-02 | 安阳市国龙机械有限公司 | A kind of riverway waste cleaning machine |
| CN109610539A (en) * | 2018-11-30 | 2019-04-12 | 中船重工中南装备有限责任公司 | The crawler body for having self correction function twists suction dredging robot |
| CN110306649A (en) * | 2019-07-18 | 2019-10-08 | 北京恩萨工程技术有限公司 | Accrete clearing device and method under a kind of city closed conduit intelligent water |
| CN111519690A (en) * | 2020-05-14 | 2020-08-11 | 中交上航(福建)交通建设工程有限公司 | Sludge pump suction device |
| CN113389236A (en) * | 2021-05-24 | 2021-09-14 | 武汉二航路桥特种工程有限责任公司 | River and lake dredging machine and dredging method thereof |
| CN114654481A (en) * | 2022-04-20 | 2022-06-24 | 广州市泰昌机械设备有限公司 | Cleaning robot for storage silo |
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| TW201305410A (en) * | 2011-07-25 | 2013-02-01 | chuan-zhen Chen | Silt cleaning device |
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- 2003-12-25 CN CN 200310122804 patent/CN1279249C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103002996A (en) * | 2010-06-23 | 2013-03-27 | Ocs技术公司 | Method and apparatus for cleaning vessels |
| CN102817389A (en) * | 2011-06-09 | 2012-12-12 | 吴勇 | Underwater robot capable of diving in seabed to perform dredging |
| CN102493514A (en) * | 2011-12-20 | 2012-06-13 | 山东大学 | Self-stirring type dredging device for river channels |
| CN103821194A (en) * | 2014-01-26 | 2014-05-28 | 福建省海山机械股份有限公司 | Suction type sewer scavenger with excavating |
| CN103821194B (en) * | 2014-01-26 | 2016-01-20 | 福建海山机械股份有限公司 | A kind of excavation aspirates car |
| CN104032788A (en) * | 2014-06-30 | 2014-09-10 | 程金强 | River channel silt remover |
| CN107989101A (en) * | 2017-11-14 | 2018-05-04 | 中电建水环境治理技术有限公司 | The protectiveness ecological dredging method of river and lake and wetland integral transplanting |
| CN108505558A (en) * | 2018-05-29 | 2018-09-07 | 施左军 | A kind of Accrete clearing device for hydraulic engineering |
| CN108729486A (en) * | 2018-08-16 | 2018-11-02 | 安阳市国龙机械有限公司 | A kind of riverway waste cleaning machine |
| CN109610539A (en) * | 2018-11-30 | 2019-04-12 | 中船重工中南装备有限责任公司 | The crawler body for having self correction function twists suction dredging robot |
| CN110306649A (en) * | 2019-07-18 | 2019-10-08 | 北京恩萨工程技术有限公司 | Accrete clearing device and method under a kind of city closed conduit intelligent water |
| CN111519690A (en) * | 2020-05-14 | 2020-08-11 | 中交上航(福建)交通建设工程有限公司 | Sludge pump suction device |
| CN113389236A (en) * | 2021-05-24 | 2021-09-14 | 武汉二航路桥特种工程有限责任公司 | River and lake dredging machine and dredging method thereof |
| CN114654481A (en) * | 2022-04-20 | 2022-06-24 | 广州市泰昌机械设备有限公司 | Cleaning robot for storage silo |
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| CN1279249C (en) | 2006-10-11 |
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