CN111705860A - Environment-friendly silt separation cleaning device for hydraulic engineering - Google Patents
Environment-friendly silt separation cleaning device for hydraulic engineering Download PDFInfo
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- CN111705860A CN111705860A CN202010718230.7A CN202010718230A CN111705860A CN 111705860 A CN111705860 A CN 111705860A CN 202010718230 A CN202010718230 A CN 202010718230A CN 111705860 A CN111705860 A CN 111705860A
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- fixedly connected
- water
- mud
- silt
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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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/94—Apparatus for separating stones from the dredged material, i.e. separating or treating dredged material
- E02F3/945—Apparatus for separating stones from the dredged material, i.e. separating or treating dredged material for environmental purposes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention relates to the technical field of hydraulic engineering equipment, and discloses an environment-friendly sludge separating and cleaning device for hydraulic engineering, which comprises a workbench, a sludge stirring box and a separating box, wherein the top of the workbench is fixedly connected with the sludge stirring box, the bottom of the workbench is fixedly connected with the separating box, a mud-water separating plate is fixedly connected inside the separating box, the bottom of the mud-water separating plate is fixedly connected with a vibrating motor, and a sand-water separating plate is arranged below the mud-water separating plate; the blade of the leading roller department of dredging on the carriage contacts with the silt on the mud-water separation board, make the blade drive by the carriage that removes and rotate, make rotatory blade dredge silt to water in the silt and grit can be quick see through the separation board, and effectively avoided the jam of silt, because silt is dredged the blade on the roller and dredges, and then avoided adding a large amount of water just can carry out the trouble of separation, in order to reach energy-concerving and environment-protective purpose.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering equipment, in particular to an environment-friendly sludge separating and cleaning device for hydraulic engineering.
Background
In the hydraulic engineering operation, in order to improve and administer water environment, the clearance of silt is indispensable link, and wherein, the clearance of silt usually adopts silt clearance separator, and silt clearance separator mainly comprises silt pump, conveyer pipe, box, muddy water filter screen and conveyor components etc. its main objective is exactly with silt, grit and separation of water to carry and carry out recycle to silt.
Among the prior art, the separation of silt and grit and water adopts the dilution separation of adding water or the separation of thermal coagulation usually, wherein, the dilution separation of adding water needs a large amount of water to dilute the silt, in order to avoid silt to plug up on the separator plate, however, it not only wastes a large amount of water to add water dilution, after diluting the completion, still need handle water, waste time and energy and not environmental protection, and the thermal coagulation separation needs a large amount of electric power and efficiency lower, furthermore, the separation of grit and water also needs a large amount of water to erode the board body, make the filtration go on smoothly, cause extravagant water resource.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an environment-friendly sludge separating and cleaning device for hydraulic engineering, which has the advantages of dredging sludge, avoiding the need of adding a large amount of water for dilution, simultaneously driving a sand-water separating plate to reciprocate and avoiding the blockage of the sand-water separating plate, solving the problems that the sludge is required to be diluted by a large amount of water for diluting and separating by adding water so as to avoid the blockage of the sludge on the separating plate, but the water is not only wasted by adding water for diluting, but also the water is required to be treated after the dilution is finished, thereby being time-consuming, labor-consuming and environmentally-friendly, the heating, solidifying and separating require a large amount of electric power and lower efficiency, in addition, the separation of sand and water also requires a large amount of water for washing the plate body, so that the filtration can be smoothly.
(II) technical scheme
In order to realize the purposes of dredging the silt, avoiding the need of adding a large amount of water for dilution, simultaneously driving the sand-water separation plate to reciprocate and avoiding the blockage of the sand-water separation plate, the invention provides the following technical scheme: an environment-friendly sludge separation and cleaning device for hydraulic engineering comprises a workbench, a sludge stirring box and a separation box, wherein the top of the workbench is fixedly connected with the sludge stirring box, the bottom of the workbench is fixedly connected with the separation box, the inside of the separation box is fixedly connected with a mud-water separation plate, the bottom of the mud-water separation plate is fixedly connected with a vibration motor, a sand-water separation plate is arranged below the mud-water separation plate and is hinged with the inner side wall of the separation box, the bottom of the separation box is fixedly connected with a drain pipe, the outer side wall of the separation box is fixedly connected with a sludge discharge pipe and a sandstone discharge pipe, the inner side wall of the separation box is positioned above the mud-water separation plate and is fixedly connected with a lead screw protective shell, the inside of the lead screw protective shell is rotatably connected with a lead screw, and the outer, the bottom of the sliding block is fixedly connected with a sliding frame, the inner side wall of the sliding frame is connected with the mud-water separation plate in a sliding manner, the inner side wall of the sliding frame is connected with a dredging roller in a rotating manner, the outer side wall of the dredging roller is fixedly connected with a dredging blade, the outer side wall of the separation box is fixedly connected with a driving box, the outer side wall of the driving box is fixedly connected with a driving motor, the output shaft of the driving motor is fixedly connected with a first belt pulley, the output shaft of the first belt pulley is fixedly connected with the input shaft of the lead screw, one side, close to the sand-water separation plate, of the outer side wall of the separation box is fixedly connected with a reciprocating plate, the bottom of the reciprocating plate is fixedly connected with a rod frame, the outer side wall of the reciprocating plate is connected with a rod shaft in a rotating manner, the input shaft, the crank is fixedly connected to one end of the rod shaft, the reciprocating rod is hinged to one end of the crank, the spring frame is fixedly connected to the outer side wall of the reciprocating rod, the pressure spring is fixedly connected to the outer side wall of the spring frame, and the connecting rod is fixedly connected to the bottom end of the reciprocating rod.
Preferably, the bottom of the workbench is fixedly connected with a support frame, and the bottom end of the support frame is fixedly connected with a base.
Preferably, one side fixedly connected with agitator motor of silt agitator tank, agitator motor's output shaft fixedly connected with (mixing) shaft, the top fixedly connected with silt conveyer pipe of silt agitator tank, one side fixedly connected with conveyor motor of silt conveyer pipe, conveyor motor's output shaft fixedly connected with carries the auger.
Preferably, the top of the workbench is fixedly connected with a sludge pump, the water pumping end of the sludge pump is connected with an external pipeline, and the water outlet end of the sludge pump is connected with the sludge conveying pipe.
Preferably, the sliding frame is of a C-shaped structure, the sliding frame is consistent with the width of the mud-water separation plate, and a seamless sliding rail is arranged at the joint of the sliding frame and the mud-water separation plate.
Preferably, the mud-water separation plate is parallel to the sand-water separation plate, and the inclination angles of the mud-water separation plate and the sand-water separation plate are all ten degrees included angles clockwise along the horizontal direction.
Preferably, one end of the sand-water separation plate is hinged to the inner side wall of the separation box, and the other end of the sand-water separation plate is connected with the inner side wall of the separation box in a sliding mode.
(III) advantageous effects
Compared with the prior art, the invention provides an environment-friendly sludge separating and cleaning device for hydraulic engineering, which has the following beneficial effects:
1. this environment-friendly silt separation cleaning device for hydraulic engineering, through setting up along the gliding carriage of mud-water separation board, it dredges the deflector roll to set up on the carriage, the lateral wall of dredging the deflector roll is equipped with a plurality of crisscross blades of arranging, when separating silt, the accessible lead screw drives the slider and removes, the slider drives the carriage again and removes along the mud-water separation board, make the blade of dredging the deflector roll department on the carriage contact with the silt on the mud-water separation board, it rotates to make the blade drive by the carriage that removes, make rotatory blade dredge silt, so that water and grit in the silt can be quick see through the separation board, and effectively avoided the jam of silt, because silt is dredged the blade on the roller and dredges, and then avoided adding the trouble that a large amount of water just can separate, in order to reach energy-concerving and environment-.
2. The environment-friendly sludge separating and cleaning device for the hydraulic engineering is characterized in that a reciprocating plate is arranged, a crank capable of rotating in a whole circle is arranged on the reciprocating plate, the crank is connected with an input shaft of a screw rod through a belt pulley, a driving source drives the screw rod and the crank, the crank drives a reciprocating rod below the crank to reciprocate, the reciprocating rod is connected with a sand-water separating plate through a connecting rod, the sand-water separating plate is driven by the reciprocating rod to reciprocate in a separating box to dredge accumulated sand and stone, so that the sand and the water can be rapidly separated, in addition, a spring frame is arranged on the reciprocating rod, a pressure spring is arranged on the spring frame, when the reciprocating rod ascends, the spring frame extrudes the pressure spring, when the reciprocating rod falls back, the pressure spring applies pressure to the reciprocating rod, so that the reciprocating rod vibrates, the sand-water separating plate connected with the reciprocating rod vibrates, and the separation efficiency of the sand and the water is further improved, the device does not need extra water to wash the separating plate, thereby further saving a large amount of water resources.
Drawings
FIG. 1 is a schematic view of the overall structure of a sludge stirring tank and a sludge stirring tank in the invention;
FIG. 2 is a top view of the mud-water separation plate and carriage of the present invention;
FIG. 3 is a side view of the carriage of the present invention;
FIG. 4 is a cross-sectional view of the drive housing of the present invention;
FIG. 5 is a schematic view of the reciprocating plate of the present invention.
In the figure: 1. a work table; 11. a support frame; 12. a base; 2. a sludge stirring tank; 21. a stirring motor; 22. a stirring shaft; 23. a sludge conveying pipe; 24. a conveying motor; 25. conveying the auger; 3. a sludge pump; 4. a separation tank; 41. a mud-water separation plate; 42. a vibration motor; 43. a sand-water separation plate; 44. a drain pipe; 45. a sludge discharge pipe; 46. a sandstone discharge pipe; 5. a screw rod protective shell; 51. a screw rod; 52. a slider; 53. a carriage; 531. a seamless sliding rail; 54. a dredging roller; 55. dredging the blades; 6. a drive box; 61. a drive motor; 62. a first pulley; 63. a second pulley; 64. a belt; 7. a reciprocating plate; 71. a pole frame; 72. a lever shaft; 73. a crank; 74. a reciprocating lever; 75. a spring holder; 76. a pressure applying spring; 77. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an environment-friendly sludge separating and cleaning device for hydraulic engineering comprises a workbench 1, a sludge stirring box 2 and a separation box 4, wherein the bottom of the workbench 1 is fixedly connected with a support frame 11, the bottom end of the support frame 11 is fixedly connected with a base 12, the support frame 11, the workbench 1 and the base 12 form a support part of the device, the top of the workbench 1 is fixedly connected with the sludge stirring box 2, one side of the sludge stirring box 2 is fixedly connected with a stirring motor 21, the model of the stirring motor 21 is YX3-100L1, the output shaft of the stirring motor 21 is fixedly connected with a stirring shaft 22, the top of the sludge stirring box 2 is fixedly connected with a sludge conveying pipe 23, one side of the sludge conveying pipe 23 is fixedly connected with a conveying motor 24, the model of the conveying motor 24 is TRX01-5-0.75, the output shaft of the conveying motor 24 is, the sludge stirring box 2 stirs and crushes the conveyed sludge, the top of the workbench 1 is fixedly connected with a sludge pump 3, the model of the sludge pump 3 is KSL, the water pumping end of the sludge pump 3 is connected with an external pipeline, the water outlet end of the sludge pump 3 is connected with a sludge conveying pipe 23, the sludge pump 3 pumps the sludge to be separated, the sludge conveying pipe 23 conveys the sludge into the sludge stirring box 2, the bottom of the workbench 1 is fixedly connected with a separation box 4, the inside of the separation box 4 is fixedly connected with a sludge-water separation plate 41, the sludge-water separation plate 41 is parallel to a sand-water separation plate 43, the inclination angles of the sludge-water separation plate 41 and the sand-water separation plate 43 are clockwise ten-degree included angles along the horizontal direction, the inclined sludge-water separation plate 41 and the sand-water separation plate 43 facilitate the sludge and the sand to fall into a sludge discharging pipe 45 and a sand discharging pipe 46 corresponding to the sludge and the sand, the bottom of the sludge-water separation plate 41, a sand-water separating plate 43 is arranged below the mud-water separating plate 41, one end of the sand-water separating plate 43 is hinged with the inner side wall of the separating box 4, the other end of the sand-water separating plate 43 is connected with the inner side wall of the separating box 4 in a sliding manner, the sand-water separating plate 43 is driven by a connecting rod 77 to do reciprocating vibration in the separating box 4, the sand-water separating plate 43 is hinged with the inner side wall of the separating box 4, the bottom of the separating box 4 is fixedly connected with a drain pipe 44, the outer side wall of the separating box 4 is fixedly connected with a sludge discharge pipe 45 and a sandstone discharge pipe 46, the inner side wall of the separating box 4 is positioned above the mud-water separating plate 41 and is fixedly connected with a lead screw protective shell 5, the inner part of the lead screw protective shell 5 is rotatably connected with a lead screw 51, the outer side wall of the lead screw 51 is in threaded, a seamless slide rail 531 is arranged at the joint of the sliding frame 53 and the mud-water separation plate 41, the sludge pump 3 slides along the mud-water separation plate 41, the inner side wall of the sliding frame 53 is slidably connected with the mud-water separation plate 41, the inner side wall of the sliding frame 53 is rotatably connected with the dredging roller 54, the outer side wall of the dredging roller 54 is fixedly connected with the dredging blade 55, the outer side wall of the separation box 4 is fixedly connected with the drive box 6, the outer side wall of the drive box 6 is fixedly connected with the drive motor 61, the drive motor 61 is a servo motor capable of rotating forwards and backwards and is of the type ECMA-C04 20604RS, the output shaft of the drive motor 61 is fixedly connected with the first belt pulley 62, the output shaft of the first belt pulley 62 is fixedly connected with the input shaft of the screw rod 51, one side of the outer side wall of the separation box 2064 close to the sand-water separation plate 43 is fixedly connected with the reciprocating, the input shaft of the shaft 72 is fixedly connected with a second belt pulley 63, the second belt pulley 63 is in transmission connection with the first belt pulley 62 through a belt 64, one end of the shaft 72 is fixedly connected with a crank 73, one end of the crank 73 is hinged with a reciprocating rod 74, the outer side wall of the reciprocating rod 74 is fixedly connected with a spring frame 75, the outer side wall of the spring frame 75 is fixedly connected with a pressure spring 76, and the bottom end of the reciprocating rod 74 is fixedly connected with a connecting rod 77.
The working principle is as follows: when the sludge separator is used, firstly, the sludge pump 3 conveys outside sludge into the sludge conveying pipe 23, the conveying auger 25 in the sludge conveying pipe 23 conveys and crushes the sludge, the sludge then enters the sludge stirring box 2 to be stirred, finally, the sludge falls into the separating box 4, when the sludge is separated, the driving motor 61 is started, the driving motor 61 drives the first belt pulley 62 connected with the screw rod 51 to rotate, the first belt pulley 62 drives the screw rod 51 to rotate, the screw rod 51 drives the slide block 52 to move, the slide block 52 drives the sliding frame 53 to move along the sludge-water separating plate 41, the dredging blade 55 at the dredging roller 54 on the sliding frame 53 is in contact with the sludge on the sludge-water separating plate 41, the dredging blade 55 is driven by the moving sliding frame 53 to rotate, the rotating dredging blade 55 dredges the sludge, so that water and sand in the sludge can quickly permeate through the sludge-water separating plate 41, when the screw rod 51 rotates, the first belt pulley 62 drives the second belt pulley 63 to rotate through the belt 64, so that the second belt pulley 63 drives the crank 73 on the rod shaft 72, the crank 73 drives the reciprocating rod 74 below to reciprocate, the sand-water separating plate 43 is driven by the reciprocating rod 74 to reciprocate in the separating box 4, accumulated sand and stones are dredged, the sand and stones can be rapidly separated from water, meanwhile, when the reciprocating rod 74 reciprocates, the spring frame 75 extrudes the pressing spring 76, when the reciprocating rod 74 falls back, the pressing spring 76 applies pressure to the reciprocating rod 74 to generate elasticity, the reciprocating rod 74 vibrates, the sand-water separating plate 43 connected with the reciprocating rod 74 vibrates, and the sand-water separating efficiency is further improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an environment-friendly silt separation cleaning device for hydraulic engineering, includes workstation (1), silt agitator tank (2) and separator box (4), top fixedly connected with silt agitator tank (2) of workstation (1), bottom fixedly connected with separator box (4) of workstation (1), its characterized in that: the inside fixedly connected with mud-water separation board (41) of separator box (4), the bottom fixedly connected with vibrating motor (42) of mud-water separation board (41), the below of mud-water separation board (41) is equipped with husky water separation board (43), husky water separation board (43) with the inside wall of separator box (4) is articulated, the bottom fixedly connected with drain pipe (44) of separator box (4), the lateral wall fixedly connected with silt discharging pipe (45) and grit discharging pipe (46) of separator box (4), the inside wall of separator box (4) is located the top fixedly connected with lead screw protective housing (5) of mud-water separation board (41), the inside rotation of lead screw protective housing (5) is connected with lead screw (51), the lateral wall threaded connection of lead screw (51) has slider (52), the bottom fixedly connected with carriage (53) of slider (52), the inner side wall of the sliding frame (53) is connected with the mud-water separation plate (41) in a sliding manner, the inner side wall of the sliding frame (53) is connected with a dredging roller (54) in a rotating manner, the outer side wall of the dredging roller (54) is fixedly connected with a dredging blade (55), the outer side wall of the separation box (4) is fixedly connected with a driving box (6), the outer side wall of the driving box (6) is fixedly connected with a driving motor (61), the output shaft of the driving motor (61) is fixedly connected with a first belt pulley (62), the output shaft of the first belt pulley (62) is fixedly connected with the input shaft of the screw rod (51), one side, close to the sand-water separation plate (43), of the outer side wall of the separation box (4) is fixedly connected with a reciprocating plate (7), the bottom of the reciprocating plate (7) is fixedly connected with a rod frame (71), and the outer side wall of the, the input shaft of the rod shaft (72) is fixedly connected with a second belt pulley (63), the second belt pulley (63) is in transmission connection with the first belt pulley (62) through a belt (64), one end of the rod shaft (72) is fixedly connected with a crank (73), one end of the crank (73) is hinged with a reciprocating rod (74), the outer side wall of the reciprocating rod (74) is fixedly connected with a spring frame (75), the outer side wall of the spring frame (75) is fixedly connected with a pressure spring (76), and the bottom end of the reciprocating rod (74) is fixedly connected with a connecting rod (77).
2. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 1, characterized in that: the bottom fixedly connected with support frame (11) of workstation (1), the bottom fixedly connected with base (12) of support frame (11).
3. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 1, characterized in that: one side fixedly connected with agitator motor (21) of silt agitator tank (2), output shaft fixedly connected with (mixing) shaft (22) of agitator motor (21), the top fixedly connected with silt conveyer pipe (23) of silt agitator tank (2), one side fixedly connected with conveyor motor (24) of silt conveyer pipe (23), auger (25) is carried to the output shaft fixedly connected with of conveyor motor (24).
4. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 3, characterized in that: the top of the workbench (1) is fixedly connected with a sludge pump (3), the water pumping end of the sludge pump (3) is connected with an external pipeline, and the water outlet end of the sludge pump (3) is connected with the sludge conveying pipe (23).
5. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 1, characterized in that: the sliding frame (53) is of a C-shaped structure, the sliding frame (53) is consistent with the width of the mud-water separation plate (41), and a seamless sliding rail (531) is arranged at the joint of the sliding frame (53) and the mud-water separation plate (41).
6. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 1, characterized in that: the mud-water separation plate (41) and the sand-water separation plate (43) are parallel to each other, and the inclination angles of the mud-water separation plate (41) and the sand-water separation plate (43) are all clockwise ten-degree included angles along the horizontal direction.
7. The environment-friendly sludge separating and cleaning device for the water conservancy project according to claim 1, characterized in that: one end of the sand-water separating plate (43) is hinged to the inner side wall of the separating box (4), and the other end of the sand-water separating plate (43) is connected with the inner side wall of the separating box (4) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718230.7A CN111705860A (en) | 2020-07-23 | 2020-07-23 | Environment-friendly silt separation cleaning device for hydraulic engineering |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718230.7A CN111705860A (en) | 2020-07-23 | 2020-07-23 | Environment-friendly silt separation cleaning device for hydraulic engineering |
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| CN111705860A true CN111705860A (en) | 2020-09-25 |
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| CN202010718230.7A Withdrawn CN111705860A (en) | 2020-07-23 | 2020-07-23 | Environment-friendly silt separation cleaning device for hydraulic engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112520962A (en) * | 2020-12-04 | 2021-03-19 | 太原海纳辰科仪器仪表有限公司 | Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt |
| CN115536234A (en) * | 2022-04-28 | 2022-12-30 | 陈兆民 | Hydraulic engineering sludge separation device and use method thereof |
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| US20130105409A1 (en) * | 2011-10-26 | 2013-05-02 | Rejean Houle | Three-stage slurry processing apparatus and method |
| CN206971302U (en) * | 2017-06-27 | 2018-02-06 | 汪真真 | A kind of reservoir dredging device |
| CN108160259A (en) * | 2017-11-23 | 2018-06-15 | 长沙双合盛企业管理有限公司 | A kind of sandstone two level screening plant |
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Application publication date: 20200925 |