CN108755599A - A kind of water conservancy river blocks dirty flood prevention device - Google Patents
A kind of water conservancy river blocks dirty flood prevention device Download PDFInfo
- Publication number
- CN108755599A CN108755599A CN201810728874.7A CN201810728874A CN108755599A CN 108755599 A CN108755599 A CN 108755599A CN 201810728874 A CN201810728874 A CN 201810728874A CN 108755599 A CN108755599 A CN 108755599A
- Authority
- CN
- China
- Prior art keywords
- containing cavities
- baffle
- fence
- water conservancy
- control cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 230000002265 prevention Effects 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 238000007790 scraping Methods 0.000 claims abstract description 21
- 239000010865 sewage Substances 0.000 claims abstract description 17
- 239000010813 municipal solid waste Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
- E02B5/082—Closures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
- E02B5/085—Arresting devices for waterborne materials, e.g. gratings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The present invention relates to water conservancy equipment technical fields,Dirty flood prevention device is blocked more particularly to a kind of water conservancy river,Including fixed frame,Fence,Baffle,Strip through-hole,Upper sliding rail,Glidepath,Movable scraping plate,Driving device,Sewage blocking plate,First containing cavities,Convolution baffle,First control cabinet,Shaft,Runner,Second containing cavities,Second control cabinet and limiting slot,Fixed mount setting has two,It is respectively arranged with fence and baffle between two fixed frames,Strip through-hole is offered on baffle,The top of fence and the front side wall of bottom end are respectively arranged with sliding rail and glidepath,It is slidably fitted with movable scraping plate between upper sliding rail and glidepath,Driving device is set to rail tips,It is mounted on sewage blocking plate on the lateral wall of two fixed frames,The configuration of the present invention is simple,It is easy for installation,Have the function of to block dirty and flood control,Rubbish can carry out centralized collection processing,Facilitate manpower cleaning,There is current limliting flood discharge effect simultaneously,Possess bed-silt stirring structure,Ensure that flow normal through.
Description
Technical field
The present invention relates to water conservancy equipment technical fields, and in particular to a kind of water conservancy river blocks dirty flood prevention device.
Background technology
Currently, in the river management of hydraulic engineering, gradually development, the density of population are also gradually increasing for industry, largely
What industrial refuse and house refuse entered river and water plant spreads unchecked growth, and the pollution in river gradually aggravates, in river
Rubbish and water plant are cleared up not in time, can be affected to the quality of urban river water, in this way, not only influencing the daily life of people
Water is applied flexibly, and the water quality of water generating is also had significantly influences, the ratio in addition, the rubbish cleaning on river is got up
It is more difficult, generally, the blocking of rubbish is realized by trash rack in river, then pass through the artificial pollution by blocking
The further clearing and retrieving of object.
But trash rack in the prior art cannot realize block it is dirty also can the flood control when river drains off floodwaters, and what is used blocks dirt
Grid are not easy to clean, and trash rack blocking can also be caused to cause river water smelly over time, and the rubbish being blocked or water plant also can be rotten
Trash rack is lost, influence trash rack blocks dirty effect.
Therefore, production is a kind of simple in structure, easy to maintain, saves artificial, effective block contaminant, realizes that voluntarily dirt is blocked in cleaning
Grid, and the water conservancy river for capableing of flood control blocks dirty flood control grid, has extensive market prospects.
Invention content
In view of the deficiencies of the prior art, the invention discloses a kind of water conservancy rivers to block dirty flood prevention device, simple in structure, function
It is various, it can realize and block dirty function and realize flood control function, and flood carrying capacity is strong that there are extensive market prospects.
Specific technical solution is as follows：
A kind of water conservancy river blocks dirty flood prevention device, including fixed frame, fence, baffle, strip through-hole, upper sliding rail, glidepath, activity
Scraper plate, driving device, sewage blocking plate, the first containing cavities, convolution baffle, the first control cabinet, shaft, runner, the second containing cavities, second
Control cabinet and limiting slot, the fixed mount setting have two, are respectively arranged with fence and baffle between two fixed frames, institute
It states and offers strip through-hole on baffle, the top of the fence and the front side wall of bottom end are respectively arranged with sliding rail and glidepath,
Movable scraping plate is slidably fitted between the upper sliding rail and glidepath, the driving device is set to rail tips, two institutes
It states and is mounted on sewage blocking plate on the lateral wall of fixed frame, the glidepath bottom end is provided with the first containing cavities, first storage
Intracavitary portion is equipped with convolution baffle, and the convolution baffle is mounted on roll shaft, and the roll shaft both ends are rotatably installed in first
Store on cavity wall, the left and right sides of the baffle in being installed with the first control cabinet on fixed frame respectively, both sides it is described
It is rotatably connected to shaft between first control cabinet, runner, the second containing cavities fixed setting are fixedly installed in the shaft
In fence rear wall top, one end of second containing cavities is installed with the second control cabinet, fence rear wall bottom end
It is provided with limiting slot.
Preferably, the fence is located at the surface of baffle and is fixedly connected with the baffle.
Preferably, there are two the movable scraping plate is arranged and two movable scraping plates are respectively positioned on the centre of fence, institute
It states and is provided with circular through hole on movable scraping plate and two movable scraping plates move toward one another.
Preferably, the cross section of two sewage blocking plates is that right angle is U-shaped and be oppositely arranged, and two sewage blocking plates are corresponding
Side wall on be provided with circular through hole.
Preferably, first control cabinet is internally provided with two driving motors, the output of described two driving motors
Axis is fixedly connected with one end of roll shaft one end and shaft in the first containing cavities respectively.
Preferably, the inside setting of the device being arranged inside second containing cavities and the first containing cavities is consistent, institute
It states the second control cabinet and is internally provided with driving motor, one end of the driving motor output shaft and the roll shaft in the second containing cavities
It is fixedly connected.
Preferably, the bottom end of first containing cavities and the second containing cavities offer for convolution baffle by rectangle open
Mouthful.
Preferably, second containing cavities are corresponding up and down with limiting slot.
Advantageous effect：
1, the present invention has the function of automatic garbage collecting, and driving device driving movable scraping plate moves toward one another, thus will be before fence
The rubbish that side intercepts strikes off to both sides, in conjunction with the setting of two side shield of fence so that the floating collection that rubbish can be concentrated is being kept off
On the inside of plate, it is therefore prevented that rubbish arbitrarily waves with flow, concentrates and removes rubbish convenient for cleanup crew；
2, fence bottom of the present invention is provided with baffle, and strip through-hole is offered on baffle so that the convolution baffle drop on rear side of fence
Fall behind, current limliting flood discharge is played the role of by strip through-hole, top is provided with convolution baffle on front side of baffle, by adjusting the convolution
The lifting of baffle, can on controllable register strip through-hole area, to which have the function that being capable of current limliting in real time；
3, it is provided with shaft on front side of baffle of the present invention, runner is provided in shaft, the driving motor inside control cabinet controls shaft
Rotation, to drive runner to rotate, is stirred the bed-silt before baffle, the mud before baffle is avoided to accumulate, cause to flow
It is logical unsmooth.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1：Block dirty flood prevention device dimensional structure diagram in water conservancy river；
Fig. 2：Block dirty flood prevention device the first containing cavities internal structure schematic diagram in water conservancy river；
Fig. 3：Block dirty flood prevention device rear structure schematic diagram in water conservancy river.
Reference numeral is as follows：1, fixed frame, 2, fence, 3, baffle, 4, strip through-hole, 5, upper sliding rail, 6, glidepath, 7, living
Dynamic scraper plate, 8, driving device, 9, sewage blocking plate, the 10, first containing cavities, 11, convolution baffle, the 12, first control cabinet, 13, shaft,
14, runner, the 15, second containing cavities, the 16, second control cabinet, 17, limiting slot.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Referring to Fig. 1-3：A kind of water conservancy river blocks dirty flood prevention device, including fixed frame 1, fence 2, baffle 3, strip through-hole 4,
Upper sliding rail 5, glidepath 6, movable scraping plate 7, driving device 8, sewage blocking plate 9, the first containing cavities 10, convolution baffle 11, first control
Case 12, shaft 13, runner 14, the second containing cavities 15, the second control cabinet 16 and limiting slot 17, fixed frame 1 are provided with two, two
It is respectively arranged with fence 2 and baffle 3 between fixed frame 1, offers strip through-hole 4 on baffle 3, the top of fence 2 and bottom end
Front side wall is respectively arranged with sliding rail 5 and glidepath 6, and movable scraping plate 7 is slidably fitted between upper sliding rail 5 and glidepath 6, driving
Device 8 is set to 5 top of sliding rail, and sewage blocking plate 9 is mounted on the lateral wall of two fixed frames 1, and 6 bottom end of glidepath is provided with
First containing cavities 10 are equipped with convolution baffle 11 inside first containing cavities 10, and convolution baffle 11 is mounted on roll shaft, roll shaft two
End is rotatably installed on 10 inner wall of the first containing cavities, and the left and right sides of baffle 3 in being installed with first respectively on fixed frame 1
Control cabinet 12 is rotatably connected to shaft 13 between first control cabinet 12 of both sides, is fixedly installed runner 14 in shaft 13, and second
Containing cavities 15 are fixedly installed on 2 rear wall top of fence, and one end of the second containing cavities 15 is installed with the second control cabinet 16, grid
2 rear wall bottom end of column is provided with limiting slot 17.
Specifically, fence 2 is located at the surface of baffle 3 and is fixedly connected with baffle 3, the setting of movable scraping plate 7 there are two and
Two movable scraping plates 7 are respectively positioned on the centre of fence 2, and circular through hole is provided on movable scraping plate 7 and two movable scraping plates 7 are opposite
Movement, the cross sections of two sewage blocking plates 9 are that right angle is U-shaped and be oppositely arranged, and circle is provided on two 9 corresponding side walls of sewage blocking plate
Shape through-hole, the first control cabinet 12 are internally provided with two driving motors, and the output shaft of two driving motors is stored with first respectively
Roll shaft one end in chamber 10 is fixedly connected with one end of shaft 13, the device and structure and first that 15 inside of the second containing cavities is arranged
The inside setting of containing cavities 10 is consistent, and the second control cabinet 16 is internally provided with driving motor, driving motor output shaft and the
One end of roll shaft in two containing cavities 15 is fixedly connected, and the bottom end of the first containing cavities 10 and the second containing cavities 15 is offered for volume
Roll over baffle 11 by rectangular aperture, the second containing cavities 15 are corresponding with about 17 limiting slot.
The present apparatus in use, after the completion of the whole width production according to the rivers a of the fence that water conservancy river is blocked to dirty flood control grid,
Dirty flood control grid will be blocked integrally to establish and firmly install, when installation will be provided with the side of the side face river water fair current of movable scraping plate 7
To fence 2 can intercept the rubbish in river at this time, then start driving device 8, and driving device 8 drives two work
Dynamic scraper plate 7 moves toward one another, and to by the passage to the sewage blocking plate 9 of both sides of the rubbish on 2 surface of fence, sewage blocking plate 9 is by rubbish at this time
Collection is stacked upon, and the concentration of river cleanup crew is facilitated to clear up, when there is flood generation, by controlling the second control cabinet 16
Interior driving motor declines to the convolution baffle 11 in the second containing cavities 15 of control, until roll paper baffle 11 drop to limiting slot
In 17, to block fence 2, flood control function is exercised, flow can be logical from the bar shaped on the baffle 3 of 2 bottom end of fence at this time
Hole 4 is flowed through, and to play the role of flood discharge, while can start the driving in the first control cabinet 12 according to the uninterrupted of flood
Motor carries out lift adjustment to the convolution baffle 11 in the first containing cavities 10, to being adjusted by area for strip through-hole 4,
To play the role of current limliting flood discharge, the driving motor being connect with shaft 13 in the first control cabinet 12 starts, and shaft 13 rotates, from
And runner 14 is driven to rotate so that runner 14 stirs the mud in front of baffle 4 so that mud dispersion is convenient for logical from strip through-hole 4
It crosses, avoids clogging.
The configuration of the present invention is simple, it is easy for installation, have the function of that centralized collection processing can be carried out by blocking dirty and flood control, rubbish, side
Manpower cleaning, while there is current limliting flood discharge effect, possess bed-silt stirring structure, ensure that flow normal through.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of water conservancy river blocks dirty flood prevention device, it is characterised in that：Including fixed frame（1）, fence（2）, baffle（3）, bar shaped
Through-hole（4）, upper sliding rail（5）, glidepath（6）, movable scraping plate（7）, driving device（8）, sewage blocking plate（9）, the first containing cavities（10）,
Convolution baffle（11）, the first control cabinet（12）, shaft（13）, runner（14）, the second containing cavities（15）, the second control cabinet（16）With
Limiting slot（17）, the fixed frame（1）Two are provided with, two fixed frames（1）Between be respectively arranged with fence（2）And gear
Plate（3）, the baffle（3）On offer strip through-hole（4）, the fence（2）Top and the front side wall of bottom end be respectively set
There is upper sliding rail（5）And glidepath（6）, the upper sliding rail（5）With glidepath（6）Between be slidably fitted with movable scraping plate（7）, described
Driving device（8）It is set to sliding rail（5）Top, two fixed frames（1）Lateral wall on be mounted on sewage blocking plate（9）,
The glidepath（6）Bottom end is provided with the first containing cavities（10）, first containing cavities（10）Inside is equipped with convolution baffle
（11）, the convolution baffle（11）On roll shaft, the roll shaft both ends are rotatably installed in the first containing cavities（10）It is interior
On wall, the baffle（3）The left and right sides in fixed frame（1）It is upper to be installed with the first control cabinet respectively（12）, the institute of both sides
State the first control cabinet（12）Between be rotatably connected to shaft（13）, the shaft（13）On be fixedly installed runner（14）, described
Second containing cavities（15）It is fixedly installed on fence（2）Rear wall top, second containing cavities（15）One end be installed with
Second control cabinet（16）, the fence（2）Rear wall bottom end is provided with limiting slot（17）.
2. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：The fence（2）Positioned at baffle
（3）Surface and with the baffle（3）It is fixedly connected.
3. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：The movable scraping plate（7）Setting
There are two and two movable scraping plates（7）It is respectively positioned on fence（2）Centre, the movable scraping plate（7）On be provided with circle
Through-hole and two movable scraping plates（7）It moves toward one another.
4. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：Two sewage blocking plates（9）'s
Cross section is that right angle is U-shaped and be oppositely arranged, two sewage blocking plates（9）It is provided with circular through hole on corresponding side wall.
5. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：First control cabinet（12）It is interior
Portion's setting there are two driving motor, the output shafts of described two driving motors respectively with the first containing cavities（10）Interior roll shaft one
End and shaft（13）One end be fixedly connected.
6. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：Second containing cavities（15）It is interior
The device and the first containing cavities of portion's setting（10）Inside setting be consistent, second control cabinet（16）It is internally provided with drive
Dynamic motor, the driving motor output shaft and the second containing cavities（15）One end of interior roll shaft is fixedly connected.
7. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：First containing cavities（10）With
Second containing cavities（15）Bottom end offer for convolution baffle（11）By rectangular aperture.
8. water conservancy river according to claim 1 blocks dirty flood prevention device, it is characterised in that：Second containing cavities（15）With
Limiting slot（17）It is corresponding up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728874.7A CN108755599A (en) | 2018-07-05 | 2018-07-05 | A kind of water conservancy river blocks dirty flood prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728874.7A CN108755599A (en) | 2018-07-05 | 2018-07-05 | A kind of water conservancy river blocks dirty flood prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108755599A true CN108755599A (en) | 2018-11-06 |
Family
ID=63972386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728874.7A Pending CN108755599A (en) | 2018-07-05 | 2018-07-05 | A kind of water conservancy river blocks dirty flood prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108755599A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235394A (en) * | 2018-11-23 | 2019-01-18 | 国家电网有限公司 | A kind of storage station's trash rack cleaning plant |
| CN109392680A (en) * | 2018-11-20 | 2019-03-01 | 北京师范大学 | A kind of phytoplankton carbon flow regulation method |
| CN109853498A (en) * | 2019-01-23 | 2019-06-07 | 辽宁科技大学 | A kind of riverway waste collection device |
| CN110258480A (en) * | 2019-05-08 | 2019-09-20 | 烟台南山学院 | A kind of self-floating rural ecology Landscape Facilities and its method of construction |
| CN110800685A (en) * | 2019-11-01 | 2020-02-18 | 淮安信息职业技术学院 | Automatic ecological auxiliary device that breeds of washing formula |
| CN111155496A (en) * | 2020-01-16 | 2020-05-15 | 四川省泰达建设工程有限公司 | Water conservancy river trash blocking flood prevention device |
| CN111335274A (en) * | 2020-04-10 | 2020-06-26 | 张红卫 | River course cleaning device for hydraulic engineering |
| CN111691386A (en) * | 2020-06-23 | 2020-09-22 | 李晓强 | Riverway slag removal equipment |
| CN111945690A (en) * | 2020-08-11 | 2020-11-17 | 徐壮 | Environment-friendly sewage suction device based on water treatment |
| CN112030913A (en) * | 2020-08-31 | 2020-12-04 | 葛巍 | River channel garbage cleaning device |
| CN113216186A (en) * | 2021-06-28 | 2021-08-06 | 张瑞海 | Flood prevention baffle buries reinforcing apparatus |
| CN114718027A (en) * | 2022-04-18 | 2022-07-08 | 湖南河盾水利设备有限公司 | Barrage with maintenance equipment |
-
2018
- 2018-07-05 CN CN201810728874.7A patent/CN108755599A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109392680B (en) * | 2018-11-20 | 2020-10-02 | 北京师范大学 | Phytoplankton carbon flow regulation and control method |
| CN109392680A (en) * | 2018-11-20 | 2019-03-01 | 北京师范大学 | A kind of phytoplankton carbon flow regulation method |
| CN109235394A (en) * | 2018-11-23 | 2019-01-18 | 国家电网有限公司 | A kind of storage station's trash rack cleaning plant |
| CN109235394B (en) * | 2018-11-23 | 2024-05-10 | 国家电网有限公司 | Energy storage power station trash rack cleaning device |
| CN109853498A (en) * | 2019-01-23 | 2019-06-07 | 辽宁科技大学 | A kind of riverway waste collection device |
| CN109853498B (en) * | 2019-01-23 | 2023-09-08 | 辽宁科技大学 | River channel garbage collection device |
| CN110258480A (en) * | 2019-05-08 | 2019-09-20 | 烟台南山学院 | A kind of self-floating rural ecology Landscape Facilities and its method of construction |
| CN110258480B (en) * | 2019-05-08 | 2021-06-01 | 烟台南山学院 | Self-floating type rural ecological landscape facility and construction method thereof |
| CN110800685A (en) * | 2019-11-01 | 2020-02-18 | 淮安信息职业技术学院 | Automatic ecological auxiliary device that breeds of washing formula |
| CN111155496A (en) * | 2020-01-16 | 2020-05-15 | 四川省泰达建设工程有限公司 | Water conservancy river trash blocking flood prevention device |
| CN111335274A (en) * | 2020-04-10 | 2020-06-26 | 张红卫 | River course cleaning device for hydraulic engineering |
| CN111691386A (en) * | 2020-06-23 | 2020-09-22 | 李晓强 | Riverway slag removal equipment |
| CN111691386B (en) * | 2020-06-23 | 2021-08-17 | 重庆成康建筑工程有限公司 | Riverway slag removal equipment |
| CN111945690A (en) * | 2020-08-11 | 2020-11-17 | 徐壮 | Environment-friendly sewage suction device based on water treatment |
| CN112030913A (en) * | 2020-08-31 | 2020-12-04 | 葛巍 | River channel garbage cleaning device |
| CN112030913B (en) * | 2020-08-31 | 2022-01-04 | 南京御河环境工程有限公司 | River channel garbage cleaning device |
| CN113216186A (en) * | 2021-06-28 | 2021-08-06 | 张瑞海 | Flood prevention baffle buries reinforcing apparatus |
| CN113216186B (en) * | 2021-06-28 | 2022-05-06 | 青岛水建集团有限公司 | Flood prevention baffle buries reinforcing apparatus |
| CN114718027A (en) * | 2022-04-18 | 2022-07-08 | 湖南河盾水利设备有限公司 | Barrage with maintenance equipment |
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Application publication date: 20181106 |
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