CN111535275A - River course ecological remediation device convenient to remove - Google Patents
River course ecological remediation device convenient to remove Download PDFInfo
- Publication number
- CN111535275A CN111535275A CN202010289113.3A CN202010289113A CN111535275A CN 111535275 A CN111535275 A CN 111535275A CN 202010289113 A CN202010289113 A CN 202010289113A CN 111535275 A CN111535275 A CN 111535275A
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- clean
- lifting rod
- cleaning
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/10—Devices for removing the material from the surface
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D44/00—Harvesting of underwater plants, e.g. harvesting of seaweed
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Marine Sciences & Fisheries (AREA)
- Environmental Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Abstract
The invention discloses a riverway ecological restoration device convenient to move, and relates to the technical field of ecological restoration. Through the both sides of the clean ship body of ecological remediation have through rotatory round pin axle swivelling joint and clean case lifting rod component, the front end fixed mounting who cleans case lifting rod component has clean case subassembly, the surface both ends of sealing a door under clean case and the clean case fixed mounting respectively have two bolt fixed blocks, the other end bottom fixed mounting of clean case body has the cutting knife, the both ends upside and the downside of clean case body fixed mounting respectively have two to clean case lifting rod fixed blocks, and the rubbish and the weeds of having solved traditional clearance river surface are mostly manual cleaning, and this way is consuming time and is hard, still consumes a large amount of costs, the problem of inefficiency for the rubbish floater of clean river is mechanical clean, and is efficient, need not to use a large amount of manpower resources, has reduced the cost.
Description
Technical Field
The invention relates to the technical field of ecological restoration, in particular to a riverway ecological restoration device convenient to move.
Background
The river ecological restoration is to restore the biological population and the structure of the damaged water ecological system by various methods by utilizing the ecological system principle, reconstruct a healthy aquatic ecological system, restore and strengthen the main functions of the water ecological system and realize the virtuous circle of overall coordination, self-maintenance and self-succession of the ecological system.
Along with the continuous development of the industry, the pollution to the river channel is more and more serious. At present, most of garbage and weeds on the river surface of the traditional river cleaning method are manually cleaned, and the method is time-consuming and labor-consuming, consumes a large amount of cost and is low in efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the riverway ecological restoration device convenient to move, and solves the problems that most of garbage and weeds on the river surface are cleaned manually, the method is time-consuming and labor-consuming, a large amount of cost is consumed, and the efficiency is low.
In order to achieve the purpose, the invention is realized by the following technical scheme: a riverway ecological restoration device convenient to move, which comprises an ecological restoration cleaning ship body, a rotary pin shaft and a hydraulic rod, the lower parts of the two sides of the ecological restoration cleaning ship body are provided with cleaning ship body side convex blocks, the upper parts of the front side surface and the rear side surface of the ecological restoration cleaning ship body are fixedly provided with cleaning ship body buoy fixing blocks, the inside of the floating drum fixing block of the cleaning ship body is provided with a floating drum, the inside of the ecological restoration cleaning ship body is provided with a garbage sundry collecting box, two cleaning ship body main supporting rods are fixedly arranged at two corners of the rear side of the interior of the ecological restoration cleaning ship body, two U-shaped convex blocks are respectively and fixedly arranged on the surfaces of the tops of the two cleaning ship body main supporting rods in the opposite directions, the both sides of ecological remediation clean ship main part have through swivel pin axle swivelling joint and clean case lifting rod component, the front end fixed mounting who cleans case lifting rod component has clean case subassembly.
Clean case lifting rod component is including cleaning case lifting rod main part, the interlude that cleans case lifting rod main part erects the one end fixed connection of branch with the second, the other end that the branch was erect to the second and the one end fixed connection of last connecting rod, the pinhole has been seted up on the surface that cleans case lifting rod main part, the other end fixed mounting that cleans case lifting rod main part has first perpendicular branch, the top fixed mounting of first perpendicular branch has U type locating piece.
The clean case subassembly includes clean case main part and sealing hinge, a plurality of holes that leak have evenly been seted up to the surface of clean case main part, one side of clean case main part is installed the clean case through sealing hinge symmetry and is sealed door and clean case lower seal door on, the surface both ends of clean case upper seal door and clean case lower seal door are fixed mounting respectively has two bolt fixed blocks, the other end bottom fixed mounting of clean case main part has the cutting knife, the both ends upside and the downside of clean case main part fixed mounting respectively have two to clean case lifter fixed blocks.
Preferably, the ecological restoration cleaning ship main body is provided with two sliding plate supporting rods at the upper side of the front end, the mounting positions of the sliding plate supporting rods and the front side vertical surface of the ecological restoration cleaning ship main body form an obtuse angle, and the sliding plates are fixedly mounted at the tops of the two sliding plate supporting rods.
Preferably, the two ends of the hydraulic rod are provided with male heads, the male head at one end of the hydraulic rod is rotatably connected with the U-shaped convex block through a rotating pin shaft, the male head at the other end of the hydraulic rod is rotatably connected with the outside of the U-shaped positioning block on the lifting rod component of the cleaning box through a rotating pin shaft, and the male head and the U-shaped positioning block are rotatably fixed through a rotating pin shaft.
Preferably, the second is erected and is 90 degrees installations between branch and the cleaning box lifting rod main part, go up and be 90 degrees installations between connecting rod and the second is erected the branch, first is erected and is 90 degrees installations between the cleaning box lifting rod main part.
Preferably, the length of the second vertical supporting rod is equal to the distance between the two cleaning box lifting rod fixing blocks at the two ends of the cleaning box main body.
Preferably, the bolt fixed blocks on the outer surfaces of the upper sealing door and the lower sealing door of the cleaning box are provided with bolts, and the diameter of each bolt is matched with the inner diameter of each bolt fixed block.
Preferably, the side convex blocks of the cleaning ship body on the two sides of the ecological restoration cleaning ship body are in rotating connection with pin holes in the lifting rod members of the cleaning box through rotating pin shafts, and the diameter of each pin hole is matched with that of each rotating pin shaft.
Advantageous effects
The invention provides a riverway ecological restoration device convenient to move. Compared with the prior art, the method has the following beneficial effects:
1. a riverway ecological restoration device convenient to move is characterized in that two sides of a main body of an ecological restoration cleaning ship are rotatably connected with a cleaning box lifting rod component through rotating pin shafts, a cleaning box component is fixedly installed at the front end of the cleaning box lifting rod component, the cleaning box lifting rod component comprises a cleaning box lifting rod main body, the middle section of the cleaning box lifting rod main body is fixedly connected with one end of a second vertical rod, the other end of the second vertical rod is fixedly connected with one end of an upper connecting rod, the surface of the cleaning box lifting rod main body is provided with a pin hole, the other end of the cleaning box lifting rod main body is fixedly provided with a first vertical rod, the top of the first vertical rod is fixedly provided with a U-shaped positioning block, the cleaning box component comprises a cleaning box main body and a door sealing hinge, the outer surface of the cleaning box main body is uniformly provided with a plurality of water leakage holes, one side of the cleaning box main body is symmetrically provided with an upper cleaning box sealing door and, the outer surface both ends that seal a door under clean case and the clean case under seal a door respectively fixed mounting have two bolt fixed blocks, the other end bottom fixed mounting of clean case main part has the cutting knife, the both ends upside and the downside of clean case main part respectively fixed mounting have two to clean case lifting rod fixed blocks, the rubbish and the weeds of having solved traditional clearance river surface are mostly manual cleaning, this kind of way consuming time and wasting power, still consume a large amount of costs, the problem of inefficiency, make the rubbish floater of clean river surface be mechanical cleaning, high efficiency, need not to use a large amount of manpower resources, the cost is reduced.
2. A riverway ecological restoration device convenient to move comprises an ecological restoration cleaning ship main body, a rotating pin shaft and a hydraulic rod, wherein the lower parts of two sides of the ecological restoration cleaning ship main body are provided with cleaning ship side convex blocks, the upper parts of the front side surface and the rear side surface of the ecological restoration cleaning ship main body are fixedly provided with cleaning ship float fixed blocks, the inside of the cleaning ship float fixed blocks is provided with a float, the inside of the ecological restoration cleaning ship main body is provided with a garbage sundry collecting box, two cleaning ship main support rods are fixedly arranged at two corners of the rear side of the interior of the ecological restoration cleaning ship main body, the surfaces of the tops of the two cleaning ship main support rods, which face away from each other, are respectively and fixedly provided with two U-shaped convex blocks, two sides of the ecological restoration cleaning ship main body are rotatably connected with cleaning box lifting rod members through the, solves the problem of environmental pollution of the river channel, restores the ecological pollution of the local river channel and protects the natural ecological environment.
Drawings
FIG. 1 is a first isometric view of the structure of the present invention;
FIG. 2 is a second axial view of the structure of the present invention;
FIG. 3 is an enlarged view of the structure A in FIG. 1;
FIG. 4 is a schematic structural view of a lifting rod member of the cleaning box of the present invention;
FIG. 5 is a schematic view of the cleaning tank assembly of the present invention.
In the figure: 1. cleaning the ship body through ecological restoration; 2. cleaning the hull-side projections; 3. rotating the pin shaft; 4. cleaning a floating drum fixing block of the ship body; 5. a float bowl; 6. a cleaning box lifting rod member; 61. a cleaning box lifting rod main body; 62. a first vertical support rod; 63. a U-shaped positioning block; 64. a pin hole; 65. a second vertical support rod; 66. an upper connecting rod; 7. a cleaning tank assembly; 71. cleaning the tank main body; 72. a cutting knife; 73. a lifting rod fixing block of the cleaning box; 74. sealing a door on the cleaning box; 75. a bolt fixing block; 76. cleaning a lower sealing door of the tank; 77. a door sealing hinge; 78. a water leakage hole; 8. a slide plate support rod; 9. a slide plate; 10. a garbage sundry collecting box; 11. a hydraulic lever; 12. a U-shaped bump; 13. cleaning main support rods of the ship body; 14. and (4) a bolt.
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. 1-4, the present invention provides a technical solution: a riverway ecological restoration device convenient to move comprises an ecological restoration cleaning ship body 1, a rotary pin shaft 3 and a hydraulic rod 11, wherein two ends of the hydraulic rod 11 are provided with male heads, the male head at one end of the hydraulic rod 11 is rotationally connected with a U-shaped lug 12 through the rotary pin shaft 3, the male head at the other end of the hydraulic rod 11 is rotationally connected with the outside of a U-shaped positioning block 63 on a lifting rod member 6 of a cleaning box, the male head and the U-shaped positioning block are rotationally fixed through the rotary pin shaft 3, two sliding plate supporting rods 8 are fixedly arranged on the upper side of the front end of the ecological restoration cleaning ship body 1, the installation positions of the sliding plate supporting rods 8 and the vertical surface of the front side of the ecological restoration cleaning ship body 1 form an obtuse angle, sliding plates 9 are fixedly arranged at the tops of the two sliding plate supporting rods 8, the lug sides 2 of the cleaning ship body are arranged on the lower parts of the two sides of the ecological restoration cleaning ship body 1, cleaning ship, the cleaning boat body cleaning boat comprises a cleaning boat body float fixing block 4, a float 5, a garbage sundries collecting box 10, two cleaning boat body main supporting rods 13, two U-shaped convex blocks 12, a cleaning boat body lifting rod member 6, cleaning boat body side convex blocks 2, a cleaning boat body lifting rod member 6 and a cleaning boat body lifting rod member 7, wherein the float 5 is arranged inside the cleaning boat body float fixing block 4, the garbage sundries collecting box 10 is arranged inside the cleaning boat body 1, the two corners of the rear side of the inside of the cleaning boat body 1 are fixedly provided with the two cleaning boat body main supporting rods 13, the surfaces of the tops of the two cleaning boat body main supporting rods 13, which are opposite to each other, are respectively and fixedly provided with the two U-shaped convex blocks 12, the two sides of the cleaning boat body 1 are rotatably connected with the cleaning boat body lifting rod member 6 through rotating pin shafts 3;
referring to fig. 4-5, the cleaning box lifting rod member 6 includes a cleaning box lifting rod main body 61, the middle section of the cleaning box lifting rod main body 61 is fixedly connected to one end of a second vertical rod 65, the length of the second vertical rod 65 is equal to the distance between two cleaning box lifting rod fixing blocks 73 at two ends of the cleaning box main body 71, the other end of the second vertical rod 65 is fixedly connected to one end of an upper connecting rod 66, a pin hole 64 is formed in the surface of the cleaning box lifting rod main body 61, a first vertical rod 62 is fixedly mounted at the other end of the cleaning box lifting rod main body 61, a U-shaped positioning block 63 is fixedly mounted at the top of the first vertical rod 62, the second vertical rod 65 is mounted at 90 degrees with the cleaning box lifting rod main body 61, the upper connecting rod 66 is mounted at 90 degrees with the second vertical rod 65, and the first vertical rod 62 is mounted at 90 degrees with the cleaning box lifting rod main body 61.
Referring to fig. 3 and 5, the cleaning box assembly 7 includes a cleaning box main body 71 and a door sealing hinge 77, a plurality of water leakage holes 78 are uniformly formed in the outer surface of the cleaning box main body 71, an upper cleaning box sealing door 74 and a lower cleaning box sealing door 76 are symmetrically installed on one side of the cleaning box main body 71 through the door sealing hinge 77, two bolt fixing blocks 75 are respectively and fixedly installed at two ends of the outer surface of the upper cleaning box sealing door 74 and the lower cleaning box sealing door 76, bolts 14 are installed on the bolt fixing blocks 75 on the outer surfaces of the upper cleaning box sealing door 74 and the lower cleaning box sealing door 76, the diameter of the bolts 14 is matched with the inner diameter of the bolt fixing blocks 75, a cutting knife 72 is fixedly installed at the bottom of the other end of the cleaning box main body 71, and two cleaning box lifting rod fixing blocks 73 are respectively and fixedly installed on the upper side.
When in use, a garbage sundries collecting box 10 is arranged in an ecological restoration cleaning ship main body 1, the ecological restoration cleaning ship main body 1 is arranged in a river channel to be cleaned, the ecological restoration cleaning ship main body 1 is started to move on the surface of the river channel to be cleaned, when in movement, garbage floating objects on the surface of the river channel are cleaned through a cleaning box assembly 7, after the garbage floating objects are collected in the cleaning box assembly 7 due to the movement of the ecological restoration cleaning ship main body 1, a hydraulic rod 11 starts to work at the moment to push a first vertical supporting rod 62, the first vertical supporting rod 62 pushes a cleaning box lifting rod main body 61, and as the end surfaces of an upper connecting rod 66 and the cleaning box lifting rod main body 61 are fixedly connected with cleaning box lifting rod fixing blocks 73 at two ends of the cleaning box main body 71, the cleaning box main body 71 rises to lift the cleaning box main body 71 to the upper part of the ecological restoration cleaning ship main body 1, and be the slope form, the effect of hole 78 that leaks is with inside rivers away, only remains flotage such as rubbish, rubbish flotage can twine together with weeds etc. occasionally, cutting knife 72 will cut roots such as pasture and water, makes things convenient for rubbish etc. to enter into clean case main part 71, clean case main part 71 rises the back, pulls out bolt 14 and lets clean case top seal door 74 and clean case bottom seal door 76 open, enters into rubbish debris collecting box 10 with inside rubbish through slide 9 in, accomplishes the clearance to the rubbish on river course surface.
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.
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 a river course ecological remediation device convenient to remove, includes clean ship body of ecological remediation (1), swivel pin axle (3) and hydraulic stem (11), the both sides lower part of the clean ship body of ecological remediation (1) is provided with clean ship body side lug (2), surface upper portion fixed mounting has clean hull flotation pontoon fixed block (4) around the clean ship body of ecological remediation (1), the inside of clean hull flotation pontoon fixed block (4) is provided with flotation pontoon (5), the inside of the clean ship body of ecological remediation (1) is provided with rubbish debris collecting box (10), its characterized in that: two cleaning ship body main supporting rods (13) are fixedly installed at two corners of the rear side of the interior of the ecological restoration cleaning ship body (1), two U-shaped convex blocks (12) are respectively and fixedly installed on the surfaces, opposite to each other, of the tops of the two cleaning ship body main supporting rods (13), two sides of the ecological restoration cleaning ship body (1) are rotatably connected with cleaning box lifting rod members (6) through rotating pin shafts (3), and cleaning box assemblies (7) are fixedly installed at the front ends of the cleaning box lifting rod members (6);
clean case lifting rod component (6) including cleaning case lifting rod main part (61), the interlude of cleaning case lifting rod main part (61) and the one end fixed connection of second vertical support pole (65), the other end of second vertical support pole (65) and the one end fixed connection of last connecting rod (66), pinhole (64) have been seted up on the surface of cleaning case lifting rod main part (61), the other end fixed mounting who cleans case lifting rod main part (61) has first vertical support pole (62), the top fixed mounting of first vertical support pole (62) has U type locating piece (63).
Clean case subassembly (7) are including clean case main part (71) and door sealing hinge (77), a plurality of holes that leak (78) have evenly been seted up to the surface of clean case main part (71), one side of clean case main part (71) is installed through door sealing hinge (77) symmetry and is sealed door (74) under clean case and clean case (76), the surface both ends of door (76) are fixed mounting respectively under clean case upper seal door (74) and the clean case have two bolt fixed blocks (75), the other end bottom fixed mounting of clean case main part (71) has cutting knife (72), the both ends upside and the downside of clean case main part (71) are fixed mounting respectively and are cleaned case pole fixed block (73).
2. The riverway ecological restoration device convenient to move according to claim 1, wherein: the ecological restoration clean ship main part (1) front end upside fixed mounting has two slide bracing pieces (8), the mounted position of slide bracing piece (8) and the vertical face of front side of ecological restoration clean ship main part (1) become the obtuse angle, two the top fixed mounting of slide bracing piece (8) has slide (9).
3. The riverway ecological restoration device convenient to move according to claim 1, wherein: the utility model discloses a cleaning box, including hydraulic stem (11), U type locating piece (63) and cleaning box lifting rod component (6), the both ends of hydraulic stem (11) are provided with public head, the public head and the U type lug (12) of the one end of hydraulic stem (11) form swivelling joint through rotatory round pin axle (3), the public head of the other end of hydraulic stem (11) and clean the external formation swivelling joint of U type locating piece (63) on the case lifting rod component (6) to form the rotation through rotatory round pin axle (3) between and fix.
4. The riverway ecological restoration device convenient to move according to claim 1, wherein: the second erects branch (65) and cleans and be 90 degrees installations between case lifting rod main part (61), go up connecting rod (66) and the second erects and be 90 degrees installations between branch (65), first erects branch (62) and cleans and be 90 degrees installations between case lifting rod main part (61).
5. The riverway ecological restoration device convenient to move according to claim 1, wherein: the length of the second vertical supporting rod (65) is equal to the distance between two lifting rod fixing blocks (73) at the two ends of the cleaning box main body (71).
6. The riverway ecological restoration device convenient to move according to claim 1, wherein: bolt fixed blocks (75) on the outer surfaces of the upper sealing door (74) and the lower sealing door (76) of the cleaning box are provided with bolts (14), and the diameter of each bolt (14) is matched with the inner diameter of each bolt fixed block (75).
7. The riverway ecological restoration device convenient to move according to claim 1, wherein: clean hull side lug (2) of ecological remediation clean ship body (1) both sides form to rotate through swivel pin axle (3) and pinhole (64) on cleaning case lifting rod component (6) and connect, the diameter size of pinhole (64) cooperatees with the diameter size of swivel pin axle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289113.3A CN111535275A (en) | 2020-04-13 | 2020-04-13 | River course ecological remediation device convenient to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289113.3A CN111535275A (en) | 2020-04-13 | 2020-04-13 | River course ecological remediation device convenient to remove |
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| Publication Number | Publication Date |
|---|---|
| CN111535275A true CN111535275A (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010289113.3A Pending CN111535275A (en) | 2020-04-13 | 2020-04-13 | River course ecological remediation device convenient to remove |
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| Country | Link |
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| CN (1) | CN111535275A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849603A (en) * | 2022-11-30 | 2023-03-28 | 江苏禹润水务研究院有限公司 | Sewage environmental protection is with hierarchical solid waste treatment facility |
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| CN101088856A (en) * | 2006-06-15 | 2007-12-19 | 上海立新液压件厂 | Chain-net type mechanical device for mowing and cleaning operation |
| CN201386270Y (en) * | 2008-09-27 | 2010-01-20 | 陈晓华 | Cleaning machine for garbage on water |
| KR20160150526A (en) * | 2015-06-22 | 2016-12-30 | 이태환 | Apparatus for cleaning bottom of underwater |
| CN106759194A (en) * | 2016-12-27 | 2017-05-31 | 天津陆德峰科技发展有限公司 | A kind of aquatic plant salvaging device |
| CN108442348A (en) * | 2018-03-16 | 2018-08-24 | 马海洋 | Surface floating body descaling machine |
| CN108867598A (en) * | 2018-07-12 | 2018-11-23 | 南昌工程学院 | A kind of river garbage cleaning ship |
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2020
- 2020-04-13 CN CN202010289113.3A patent/CN111535275A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101088856A (en) * | 2006-06-15 | 2007-12-19 | 上海立新液压件厂 | Chain-net type mechanical device for mowing and cleaning operation |
| CN201386270Y (en) * | 2008-09-27 | 2010-01-20 | 陈晓华 | Cleaning machine for garbage on water |
| KR20160150526A (en) * | 2015-06-22 | 2016-12-30 | 이태환 | Apparatus for cleaning bottom of underwater |
| CN106759194A (en) * | 2016-12-27 | 2017-05-31 | 天津陆德峰科技发展有限公司 | A kind of aquatic plant salvaging device |
| CN108442348A (en) * | 2018-03-16 | 2018-08-24 | 马海洋 | Surface floating body descaling machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849603A (en) * | 2022-11-30 | 2023-03-28 | 江苏禹润水务研究院有限公司 | Sewage environmental protection is with hierarchical solid waste treatment facility |
| CN115849603B (en) * | 2022-11-30 | 2023-09-15 | 江苏禹润水务研究院有限公司 | Classified solid waste treatment equipment for sewage environmental protection |
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Application publication date: 20200814 |
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