CN114382065A - River channel sewage disposal device for environmental engineering and application method thereof - Google Patents
River channel sewage disposal device for environmental engineering and application method thereof Download PDFInfo
- Publication number
- CN114382065A CN114382065A CN202210030361.5A CN202210030361A CN114382065A CN 114382065 A CN114382065 A CN 114382065A CN 202210030361 A CN202210030361 A CN 202210030361A CN 114382065 A CN114382065 A CN 114382065A
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- Prior art keywords
- river
- main body
- collecting box
- river channel
- bearing seat
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims description 20
- 239000010865 sewage Substances 0.000 title description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000007667 floating Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000003344 environmental pollutant Substances 0.000 claims description 18
- 231100000719 pollutant Toxicity 0.000 claims description 18
- 238000007790 scraping Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000005202 decontamination Methods 0.000 description 9
- 230000003588 decontaminative effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000003403 water pollutant Substances 0.000 description 1
Images
Classifications
-
- 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
- E02B15/104—Conveyors; Paddle wheels; Endless belts
Abstract
The invention discloses a river channel dirt cleaning device for environmental engineering, which comprises a main body lifting unit, a first bearing seat and a second bearing seat, wherein the main body lifting unit comprises a main body frame, and the first bearing seat and the second bearing seat are arranged on the main body frame; the driving unit comprises a mounting table fixedly arranged on the main body frame, a speed reducing motor arranged on the mounting table, a driving chain wheel arranged on the output end of the speed reducing motor, and a transmission shaft rotatably arranged on the second bearing seat; the collecting unit comprises a collecting box positioned on one side of the conveying belt, and a plurality of water leakage holes are formed in each side face of the collecting box at equal intervals. According to the river floating device, the driving unit drives the main body lifting units on the two sides to work, so that floating objects of a river are lifted to the collecting unit and are quickly collected through the collecting box, the collecting box is pulled to the shore side by pulling the traction rope on one side during later cleaning, and the river floating device is convenient and quick.
Description
Technical Field
The invention relates to the technical field of environmental engineering, in particular to a river channel sewage disposal device for environmental engineering and a using method thereof.
Background
Environmental engineering is a branch of environmental science, mainly studies how to protect and reasonably utilize natural resources, solves increasingly serious environmental problems by scientific means, improves environmental quality, and promotes environmental protection and social development. Is a scientific technology for researching and working on preventing and controlling environmental pollution and improving environmental quality.
Because the mobility of river water is stronger, and a large amount of pollutants float on the rivers, if not clear up, long this before, pollute can be more and more serious, and current cleaning method salvages or sets up the grid board at the river course through the workman and blocks, and manpower, the material resources that artifical salvage consumed are great, set up the grid board and play certain barrier effect to the surface of water floating pollutant, but the cleaning work after the barrier is very troublesome.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The invention is provided in view of the problems of the existing river channel decontamination device for environmental engineering and the using method thereof.
Therefore, the invention aims to provide a river channel decontamination device for environmental engineering and a using method thereof, which aim to improve the cleaning and collecting efficiency of river channel floating pollutants.
In order to solve the technical problems, the invention provides the following technical scheme: a river channel decontamination device for environmental engineering, which comprises,
the main body lifting unit comprises a main body frame, a first bearing seat and a second bearing seat, wherein the first bearing seat and the second bearing seat are arranged on the main body frame;
the driving unit comprises a mounting table fixedly arranged on the main body frame, a speed reducing motor arranged on the mounting table, a driving chain wheel arranged on the output end of the speed reducing motor, and a transmission shaft rotatably arranged on the second bearing seat, wherein the transmission shaft is fixedly connected with the driving chain wheel, and a transmission chain is meshed and connected between the driving chain wheel and the driven chain wheel;
the collecting unit comprises a collecting box positioned on one side of the conveying belt, and a plurality of water leakage holes are formed in each side face of the collecting box at equal intervals.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the collecting unit further comprises guide plates which are arranged on two sides of the collecting box and used for guiding water surface pollutants, and the guide plates are located below the discharge end of the conveying belt.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the collecting unit further comprises slide rail seats symmetrically and fixedly connected to the bottom side of the collecting box and slide rails arranged on the shores on the two sides of the river channel, the slide rail seats are in sliding fit with the slide rails, the two sides of the collecting box are symmetrically and fixedly connected with traction ropes, and the traction ropes are stainless steel metal ropes.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the device still includes the water conservancy diversion unit, and it includes the guide plate, the guide plate include the diaphragm and set up in the swash plate of diaphragm both sides, set up a plurality of round holes that are used for rivers to pass through on the diaphragm.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the utility model discloses a river course, including main body frame, guide plate, installation platform bottom symmetry fixedly connected with location inserted bar, wherein, the river course bottom is equipped with and is used for with location inserted bar, thin inserted bar matched with counter weight seat.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the main part lift unit still including set up in a plurality of scrapers on the conveyer belt, it is a plurality of the scraper blade is equidistant setting.
As a preferred scheme of the river channel decontamination device for the environmental engineering and the use method thereof, the invention comprises the following steps: the conveying belt is obliquely arranged at an angle of 20-30 degrees, and a feeding port of the conveying belt is positioned below the water line of the river.
The use method of the river channel sewage disposal device for the environmental engineering specifically comprises the following steps:
the method comprises the following steps: selecting a thin inserted rod and a positioning inserted rod with proper lengths according to the water flow condition and the water level depth of the river channel, and installing and fixing the thin inserted rod and the positioning inserted rod with a pre-embedded counterweight seat;
step two: the collecting box is pulled to the center area of the river channel by pulling the pulling ropes on one side of the river bank, and after the collection box is returned, the pulling ropes on the two sides of the river bank are fixed;
step three: starting a speed reduction motor to drive a driving chain wheel to rotate, so that a driving chain drives a driven chain wheel to rotate, a slow driving roller and a slow driven roller synchronously rotate, floating pollutants on river flow float to a feeding hole of a conveying belt along an inclined plate at the moment, and then rise under the driving of a scraper until the floating pollutants fall on a guide plate and finally fall into a collecting box;
step four: regularly clear up the pollutant in the collecting box, loosen the river bank both sides haulage rope again promptly to one of them side of pulling, until the collecting box pulls to the bank, thereby carry out cleaning process.
The invention has the beneficial effects that:
1. the main body lifting units on the two sides are driven to work through the driving unit, so that floating objects of the river are lifted to the collecting unit and are quickly collected through the collecting box, and the collecting box is pulled to the shore side only by pulling the traction rope on one side during later cleaning, so that convenience and rapidness are realized;
2. through setting up the water conservancy diversion unit for the floater is blockked by it, then drifts to the entrance of conveyer belt through the swash plate, thereby is scraped the board fast and has taken up, has improved the collection efficiency of surface of water pollutant greatly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic left-side overall structure diagram of a river channel cleaning device for environmental engineering according to the present invention.
Fig. 2 is a schematic diagram of the right-side overall structure of the river channel cleaning device for environmental engineering provided by the invention.
Fig. 3 is a schematic structural diagram of a driving unit of the river channel cleaning device for environmental engineering according to the present invention.
Fig. 4 is a schematic structural diagram of a collecting unit of the river channel cleaning device for environmental engineering provided by the invention.
FIG. 5 is a schematic view of the working principle of the river channel cleaning device for environmental engineering according to the present invention;
fig. 6 is a schematic structural diagram of the river channel cleaning device for environmental engineering according to the present invention during installation.
In the figure: 100-main body lifting unit, 101-main body frame, 102-driving roller, 103-conveying belt, 104-scraping plate, 105-driven roller, 106-first bearing seat, 107-second bearing seat, 200-driving unit, 201-mounting table, 202-speed reducing motor, 203-driving chain wheel, 204-driving chain, 205-driven chain wheel, 206-driving shaft, 207-positioning inserted rod, 300-guide unit, 301-guide plate, 301 a-transverse plate, 301 b-inclined plate, 302-fine inserted rod, 400-collecting unit, 401-collecting box, 401 a-water leakage hole, 402-guide plate, 403-sliding rail seat, 404-sliding rail and 405-traction rope.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention is described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional views illustrating the device structure are not enlarged partially according to the general scale for the convenience of illustration, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Example 1
Referring to fig. 1 to 6, in one embodiment of the present invention, there is provided a river course cleaning device for environmental engineering, the device including a main body lifting unit 100, a driving unit 200, a guide unit 300, and a collecting unit 400.
The main body lifting unit 100 comprises a main body frame 101, a first bearing seat 106 and a second bearing seat 107 are arranged on the main body frame 101, one side of the first bearing seat 106 is rotatably connected with a driven roller 105, one side of the second bearing seat 107 is rotatably connected with a driving roller 102, a conveying belt 103 is connected between the driving roller 102 and the driven roller 105 in a matching mode, the main body lifting unit 100 further comprises a plurality of scraping plates 104 arranged on the conveying belt 103, the scraping plates 104 are arranged at equal intervals, one side of pollutants on the water surface can be more conveniently brought up, in addition, the conveying belt 103 is arranged in an inclined mode at 20-30 degrees, a feeding port of the conveying belt 103 is located below the water surface line of a river, and the lengths of the thin inserting rod 302 and the positioning inserting rod 207 are adjusted according to the water surface line.
The driving unit 200 includes a mounting table 201 fixedly disposed on the main body frame 101, a speed reducing motor 202 disposed on the mounting table 201, a driving sprocket 203 disposed on an output end of the speed reducing motor 202, and a transmission shaft 206 rotatably disposed on the second bearing housing 107, the driving sprocket 203 is fixedly connected to the transmission shaft 206, and a transmission chain 204 is engaged and connected between the driving sprocket 203 and the driven sprocket 205.
The collecting unit 400 comprises a collecting box 401 positioned on one side of the conveying belt 103, a plurality of water leakage holes 401a are formed in each side face of the collecting box 401 at equal intervals, the collecting unit 400 further comprises guide plates 402 which are arranged on two sides of the collecting box 401 and used for guiding water surface pollutants, the guide plates 402 are positioned below the discharging end of the conveying belt 103, the pollutants fall into the collecting box 401 through the guide of the guide plates 402 after falling into the guide plates 402, and redundant water flows flow out along the water leakage holes 401 a; wherein, the collection unit 400 still includes the slide rail seat 403 of symmetry fixed connection in the collecting box 401 bottom side to and set up in the slide rail 404 of river course both sides bank, slide rail seat 403 and slide rail 404 looks sliding fit, the bilateral symmetry fixedly connected with haulage rope 405 of collecting box 401, and haulage rope 405 is the stainless steel metal rope, when the haulage rope 405 of both sides is all fixed, can be used to limit the position of collecting box 401, when removing the solid, one of them side of pulling, can pull the collecting box 401 back to the bank along slide rail 404.
Further, water conservancy diversion unit 300 includes guide plate 301, guide plate 301 includes diaphragm 301a, and set up in the swash plate 301b of diaphragm 301a both sides, set up a plurality of round holes that are used for rivers to pass through on the diaphragm 301a, rivers can be followed the round hole and normally passed through, and float the pollutant along the entrance of swash plate 301b flow direction conveyer belt 103, and main body frame 101 and the equal fixedly connected with a plurality of thin inserted bars 302 of guide plate 301 bottom side, mount table 201 bottom side symmetry fixedly connected with location inserted bar 207, wherein, the river course bottom is equipped with and is used for with location inserted bar 207, thin inserted bar 302 matched with counter weight seat, its mainly used for the fixing of device, avoid the impact influence of rivers.
The application method of the river channel cleaning device for the environmental engineering comprises the following steps: firstly, selecting a thin inserted rod 302 and a positioning inserted rod 207 with proper length according to the water flow condition of a river channel and the water level depth thereof, installing and fixing the thin inserted rod 302 and the positioning inserted rod 207 with a pre-buried counterweight seat, fixing two sliding rails 404 in advance, then dragging a traction rope 405 on one side of a river bank to drag a collection box 401 to the central area of the river channel, resetting, fixing the traction ropes 405 on the two sides of the river bank completely, starting a speed reduction motor 202 to drive a driving chain wheel 203 to rotate, so that a driving chain 204 drives a driven chain wheel 205 to rotate, slowly driving rollers 102 and driven rollers 105 synchronously rotate, floating pollutants on the river flow float to a feeding port of a conveying belt 103 along an inclined plate 301b, then ascending under the driving of a scraper 104 until the pollutants fall on a guide plate 402 and finally fall into the collection box 401, and finally cleaning the pollutants in the collection box 401 regularly, i.e. loosening the pull ropes 405 on both sides of the bank again and pulling one side thereof until the collection box 401 is pulled to the bank side, thereby performing the cleaning process.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a river course device of decontaminating for environmental engineering which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the main body lifting unit (100) comprises a main body frame (101), a first bearing seat (106) and a second bearing seat (107) which are arranged on the main body frame (101), wherein a driven roller (105) is rotatably connected to one side of the first bearing seat (106), a driving roller (102) is rotatably connected to one side of the second bearing seat (107), and a conveying belt (103) is connected between the driving roller (102) and the driven roller (105) in a matching manner;
the driving unit (200) comprises a mounting table (201) fixedly arranged on the main body frame (101), a speed reducing motor (202) arranged on the mounting table (201), a driving chain wheel (203) arranged on the output end of the speed reducing motor (202), and a transmission shaft (206) rotatably arranged on the second bearing seat (107), wherein the driving chain wheel (203) is fixedly connected onto the transmission shaft (206), and a transmission chain (204) is meshed and connected between the driving chain wheel (203) and a driven chain wheel (205);
the collecting unit (400) comprises a collecting box (401) positioned on one side of the conveying belt (103), and a plurality of water leakage holes (401a) are formed in each side face of the collecting box (401) at equal intervals.
2. The river channel cleaning device for the environmental engineering of claim 1, wherein: the collecting unit (400) further comprises guide plates (402) which are arranged on two sides of the collecting box (401) and used for guiding water surface pollutants, and the guide plates (402) are located below the discharging end of the conveying belt (103).
3. The river channel cleaning device for the environmental engineering of claim 2, wherein: the collecting unit (400) further comprises slide rail seats (403) symmetrically and fixedly connected to the bottom side of the collecting box (401), and slide rails (404) arranged on the shores at two sides of the river channel, wherein the slide rail seats (403) are in sliding fit with the slide rails (404);
wherein, the bilateral symmetry fixedly connected with haulage rope (405) of collecting box (401), and haulage rope (405) are stainless steel metal rope.
4. The river channel cleaning device for the environmental engineering according to any one of claims 1 to 3, wherein: the device still includes water conservancy diversion unit (300), and it includes guide plate (301), guide plate (301) including diaphragm (301a) and set up in swash plate (301b) of diaphragm (301a) both sides, seted up a plurality of round holes that are used for rivers to pass through on diaphragm (301 a).
5. The river channel cleaning device for the environmental engineering of claim 3, wherein: the bottom sides of the main body frame (101) and the guide plate (301) are fixedly connected with a plurality of thin insertion rods (302), and the bottom sides of the mounting tables (201) are symmetrically and fixedly connected with positioning insertion rods (207);
wherein, the bottom layer of the river channel is provided with a counterweight seat which is matched with the positioning inserted bar (207) and the thin inserted bar (302).
6. The river channel cleaning device for the environmental engineering of claim 5, wherein: the main body lifting unit (100) further comprises a plurality of scrapers (104) arranged on the conveying belt (103), and the scrapers (104) are arranged at equal intervals.
7. The river channel cleaning device for the environmental engineering of claim 6, wherein: the conveying belt (103) is obliquely arranged at an angle of 20-30 degrees, and a feeding port of the conveying belt (103) is positioned below a water surface line of a river.
8. The utility model provides a method for using river course device of decontaminating for environmental engineering which characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: selecting a thin inserted rod (302) and a positioning inserted rod (207) with proper lengths according to the water flow condition and the water level depth of the river channel, and installing and fixing the thin inserted rod and the positioning inserted rod with a pre-embedded counterweight seat;
step two: the collecting box (401) is pulled to the center area of the river channel by pulling a pulling rope (405) on one side of the river bank, and after the collection box is reset, the pulling ropes (405) on the two sides of the river bank are fixed;
step three: starting a speed reduction motor (202) to drive a driving chain wheel (203) to rotate, so that a driving chain (204) drives a driven chain wheel (205) to rotate, a slow driving roller (102) and a slow driven roller (105) synchronously rotate, floating pollutants on river flow float to a feeding port of a conveying belt (103) along an inclined plate (301b), and then rise under the driving of a scraping plate (104) until the floating pollutants fall on a guide plate (402) and finally fall into a collection box (401);
step four: the pollutants in the collecting box (401) are cleaned regularly, namely the hauling ropes (405) on two sides of the river bank are loosened again, and one side of the river bank is pulled until the collecting box (401) is pulled to the bank side, so that the cleaning treatment is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030361.5A CN114382065A (en) | 2022-01-12 | 2022-01-12 | River channel sewage disposal device for environmental engineering and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030361.5A CN114382065A (en) | 2022-01-12 | 2022-01-12 | River channel sewage disposal device for environmental engineering and application method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114382065A true CN114382065A (en) | 2022-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210030361.5A Pending CN114382065A (en) | 2022-01-12 | 2022-01-12 | River channel sewage disposal device for environmental engineering and application method thereof |
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| CN (1) | CN114382065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927162A (en) * | 2023-09-06 | 2023-10-24 | 华能澜沧江水电股份有限公司 | Ship lift |
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|---|---|---|---|---|
| CN204370396U (en) * | 2014-12-31 | 2015-06-03 | 贵州师范大学 | River surface rubbish sweeper |
| CN108001634A (en) * | 2018-01-18 | 2018-05-08 | 贵州理工学院 | Distance type Water face rubbish collected device |
| CN208235470U (en) * | 2018-04-19 | 2018-12-14 | 刘冠军 | A kind of sewage disposal device for river channel |
| CN109878642A (en) * | 2019-03-05 | 2019-06-14 | 陕西科技大学 | A kind of garbage on water cleaning intelligent robot shunted |
| CN110485391A (en) * | 2019-08-30 | 2019-11-22 | 华育昌(肇庆)智能科技研究有限公司 | River garbage cleaning plant |
-
2022
- 2022-01-12 CN CN202210030361.5A patent/CN114382065A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204370396U (en) * | 2014-12-31 | 2015-06-03 | 贵州师范大学 | River surface rubbish sweeper |
| CN108001634A (en) * | 2018-01-18 | 2018-05-08 | 贵州理工学院 | Distance type Water face rubbish collected device |
| CN208235470U (en) * | 2018-04-19 | 2018-12-14 | 刘冠军 | A kind of sewage disposal device for river channel |
| CN109878642A (en) * | 2019-03-05 | 2019-06-14 | 陕西科技大学 | A kind of garbage on water cleaning intelligent robot shunted |
| CN110485391A (en) * | 2019-08-30 | 2019-11-22 | 华育昌(肇庆)智能科技研究有限公司 | River garbage cleaning plant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927162A (en) * | 2023-09-06 | 2023-10-24 | 华能澜沧江水电股份有限公司 | Ship lift |
| CN116927162B (en) * | 2023-09-06 | 2023-11-28 | 华能澜沧江水电股份有限公司 | Ship lift |
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