CN209619936U - A kind of water conservancy flood control baffle - Google Patents
A kind of water conservancy flood control baffle Download PDFInfo
- Publication number
- CN209619936U CN209619936U CN201920038186.8U CN201920038186U CN209619936U CN 209619936 U CN209619936 U CN 209619936U CN 201920038186 U CN201920038186 U CN 201920038186U CN 209619936 U CN209619936 U CN 209619936U
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- CN
- China
- Prior art keywords
- baffle
- pedestal
- water conservancy
- flood control
- plate
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The utility model relates to a kind of water conservancy flood control baffles, including pedestal, the base bottom is symmetrically arranged with connecting rod, the connecting rod bottom end is equipped with built-in fitting, the pedestal, connecting rod and built-in fitting are embedded in subsurface, the base top is equipped with placing groove, the placing groove side is equipped with locking rack, and the locking rack is fixedly connected with pedestal, screwing bolts are installed on the locking rack, and the screwing bolts are connect by screw thread with locking rack, described screwing bolts one end is connected with snap-gauge, the placing groove inner cavity is equipped with baffle, the baffle side is symmetrically arranged with card slot, and the snap-gauge and pocket matches, gag lever post is equipped between the locking rack, sliding slot is equipped at the top of the gag lever post, the sliding slot inner cavity is equipped with screw rod, and the screw both end passes through bearing and connect with sliding slot both ends, structure is simple, design Rationally, effective barrier effect can be played to flood, while device dismounting is simple, convenient transportation is practical.
Description
Technical field
The utility model relates to a kind of water conservancy flood control baffles, belong to flood control installation technical field.
Background technique
Water conservancy is the meaning with Xing Li that removes the evil such as flood control, irrigation, shippings, and water conservancy range should include flood control, draining, fill
Irrigate, waterpower, water channel, water supply, including dirty eight kinds of engineerings of canal and harbor work, waterpower therein refers to that water power calculation, dirty canal refer to urban drainage,
Increase the new contents such as water and soil conservation, fwaater resources protection, environmental bydraulic engineering and water conservancy related fisheries in later water conservancy again, human society in order to
The needs of survival and development, adopt various measures, and the water and waters of nature are controlled and deployed, to prevent drought of harnessing the river
Evil, development and protection water resource, studies this kind of activity and its technical know-how of object and the knowledge hierarchy of method claims water conservancy
Science claims water for controlling and deploying the surface water and groundwater of nature to reach the engineering removing the evil emerging sharp purpose and building
Sharp engineering, facility one of of the flood control board as flood control waterproof in hydraulic engineering often may require that a kind of side when flood control
Just the flood control board assembled stops flood, but existing baffle, assembling are more troublesome, flood fighting water slug ability compared with
Difference, therefore, it is necessary to be further improved.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides a kind of water conservancy flood control baffle, design
Rationally, effective barrier effect can be played to flood, while device dismounting is simple, convenient transportation is practical, by setting
Placement location slot can place baffle, and anti-baffle plate moves in stopping peb process, influence to blocking flood
Function can be fixed baffle, anti-baffle plate moves in placing groove, influences baffle by setting snap-gauge and card slot
It is fixed, by the way that screw rod is arranged, the position of nut can be moved by rotation, so that the position to hydraulic telescopic rod carries out
Adjustment can quickly rotate screw rod by connector, by hexagonal casing in being arranged to reach the position for making nut
The purpose fast moved can be adjusted the angle on baffle and ground, by the way that hydraulic telescopic rod is arranged to meet to gear
The requirement of plate angle degree can carry out assembly to baffle by setting link slot and connection bump, while avoid generating between baffle
Gap can be fixed between baffle by the way that positioning plate is arranged, improve the continuity of baffle, by the way that bolster, energy is arranged
Enough to play buffer function to flood, mitigating flood can be to the movement of contact plate by the way that telescopic rod is arranged to the impact force of baffle
Direction is oriented to, and is prevented the direction offset that contact plate is mobile, is influenced the buffering effect of adjustable spring, buffers gas by setting
Capsule can be supported and buffer to contact plate, improve the impact resistance of bolster, can effectively solve in background technique
Problem.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of water conservancy use flood control baffle, including pedestal, the base bottom are symmetrically arranged with connecting rod, the connecting rod bottom end
Equipped with built-in fitting, the pedestal, connecting rod and built-in fitting are embedded in subsurface, and the base top is equipped with placing groove, described to put
Slot side is set equipped with locking rack, and the locking rack is fixedly connected with pedestal, and screwing bolts, and institute are equipped on the locking rack
It states screwing bolts to connect by screw thread with locking rack, described screwing bolts one end is connected with snap-gauge, the placing groove inner cavity
Baffle is installed, the baffle side is symmetrically arranged with card slot, and the snap-gauge and pocket matches, is equipped with limit between the locking rack
Position bar, is equipped with sliding slot at the top of the gag lever post, and the sliding slot inner cavity is equipped with screw rod, and the screw both end pass through bearing with
The connection of sliding slot both ends, described screw rod one end is connected with interior hexagonal casing, and the interior hexagonal casing is set to gag lever post one end, described
Sliding slot inner cavity is equipped with nut, and the nut is sleeved on the outside of screw rod, and the nut top is fixedly connected with sliding block, and the cunning
It is slidably connected between block and sliding slot, stiffening plate is equipped on rear side of the baffle, fixed plate, the fixation are installed in the stiffening plate
Plate side and slider top are equipped with active section, hydraulic telescopic rod are connected between the active section, the baffle two sides are symmetrical
Equipped with link slot and connection bump, and the structure matching of the link slot and connection bump, the connection bump outside are equipped with rubber
Glue gasket, the reinforcement board ends are symmetrically arranged with positioning plate, are equipped with mounting hole on the positioning plate, and the positioning plate it
Between connected by fixing bolt, bolster is equipped on front side of the baffle, the bolster includes support plate, on front side of the support plate
Equipped with contact plate, cushion chamber is formed between the support plate and contact plate, passes through bullet between the contact plate edge and support plate
Property sealing element connection, the cushion chamber inner cavity is equipped with buffer air bag, is symmetrically arranged with and stretches with lower section above the buffer air bag
Contracting bar, the telescopic rod inner cavity are equipped with adjustable spring.
Furthermore, the pedestal side is equipped with notch, and the shape of the notch is identical as snap-gauge, the snap-gauge
Width is equal to the width of locking rack inner cavity.
Furthermore, the stiffening plate is laterally setting, and the distance between adjacent described stiffening plate is identical.
Furthermore, the height of the base top and the height on ground are identical, and the length of the pedestal is that baffle is wide
Twice of degree.
Furthermore, the pedestal both ends are mounted on the casing to match each other, and casing is set to base bottom.
Furthermore, sliding slot inner cavity two sides are symmetrically arranged with sewage draining exit, and the sewage draining exit runs through gag lever post.
Furthermore, the nut side is equipped with sprue, and the sprue is connected on the outside of screw rod.
Furthermore, the height of the bolster is less than the height of baffle, and supporting network, and institute are equipped at the top of the baffle
Supporting network is stated to connect by support rod with baffle.
Furthermore, the buffer air bag is fixedly connected by rope with support plate, the bolster by bolt with
Baffle is fixedly connected.
The utility model is the utility model has the advantages that a kind of water conservancy flood control baffle involved in the utility model, and structure is simple, design
Rationally, effective barrier effect can be played to flood, while device dismounting is simple, convenient transportation is practical, by setting
Placement location slot can place baffle, and anti-baffle plate moves in stopping peb process, influence to blocking flood
Function can be fixed baffle, anti-baffle plate moves in placing groove, influences baffle by setting snap-gauge and card slot
It is fixed, by the way that screw rod is arranged, the position of nut can be moved by rotation, so that the position to hydraulic telescopic rod carries out
Adjustment can quickly rotate screw rod by connector, by hexagonal casing in being arranged to reach the position for making nut
The purpose fast moved can be adjusted the angle on baffle and ground, by the way that hydraulic telescopic rod is arranged to meet to gear
The requirement of plate angle degree can carry out assembly to baffle by setting link slot and connection bump, while avoid generating between baffle
Gap can be fixed between baffle by the way that positioning plate is arranged, improve the continuity of baffle, by the way that bolster, energy is arranged
Enough to play buffer function to flood, mitigating flood can be to the movement of contact plate by the way that telescopic rod is arranged to the impact force of baffle
Direction is oriented to, and is prevented the direction offset that contact plate is mobile, is influenced the buffering effect of adjustable spring, buffers gas by setting
Capsule can be supported and buffer to contact plate, improve the impact resistance of bolster.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of water conservancy flood control baffle main view of the utility model.
Fig. 2 is a kind of water conservancy flood control baffle pedestal of the utility model and baffle connection schematic diagram.
Fig. 3 is a kind of water conservancy flood control baffle side view of the utility model.
Fig. 4 is a kind of water conservancy flood control baffle bolster structure chart of the utility model.
Fig. 5 is a kind of water conservancy flood control baffle top view of the utility model.
Figure label: 1, pedestal；2, connecting rod；3, built-in fitting；4, placing groove；5, locking rack；6, screwing bolts；7, block
Plate；8, baffle；9, card slot；10, gag lever post；11, sliding slot；12, screw rod；13, interior hexagonal casing；14, nut；15, sliding block；16,
Stiffening plate；17, fixed plate；18, active section；19, hydraulic telescopic rod；20, link slot；21, connection bump；22, rubber gasket；
23, positioning plate；24, mounting hole；25, bolster；26, support plate；27, contact plate；28, cushion chamber；29, buffer air bag；30, it stretches
Contracting bar；31, adjustable spring；32, notch；33, sewage draining exit；34, supporting network；35, stop block.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As Figure 1-Figure 5, a kind of water conservancy flood control baffle, including pedestal 1,1 bottom symmetrical of pedestal are equipped with connection
Bar 2,2 bottom end of connecting rod are equipped with built-in fitting 3, and the pedestal 1, connecting rod 2 and built-in fitting 3 are embedded in subsurface, the bottom
1 top of seat is equipped with placing groove 4, can place to baffle 8, and anti-baffle plate 8 moves in stopping peb process, influences
To the function of stopping flood, 4 side of placing groove is equipped with locking rack 5, and the locking rack 5 is fixedly connected with pedestal 1, described
Screwing bolts 6 are installed, and the screwing bolts 6 are connect by screw thread with locking rack 5 on locking rack 5, the screwing bolts 6 one
End is connected with snap-gauge 7, and 4 inner cavity of placing groove is equipped with baffle 8, and 8 side of baffle is symmetrically arranged with card slot 9, and institute
It states snap-gauge 7 to match with card slot 9, baffle 8 can be fixed, anti-baffle plate 8 moves in placing groove 4, influences consolidating for baffle 8
It is fixed, it is equipped with gag lever post 10 between the locking rack 5, sliding slot 11,11 inner cavity of the sliding slot installation are equipped at the top of the gag lever post 10
There is screw rod 12, the position of nut 14 can be moved by rotation, so that the position of hydraulic telescopic rod 19 is adjusted,
And 12 both ends of screw rod pass through bearing and connect with 11 both ends of sliding slot, described 12 one end of screw rod is connected with interior hexagonal casing 13,
Screw rod 12 can quickly be rotated by connector, to achieve the purpose that the position for making nut 14 fast moves, and institute
Interior hexagonal casing 13 is stated set on 10 one end of gag lever post, 11 inner cavity of sliding slot is equipped with nut 14, and the nut 14 is sleeved on silk
On the outside of bar 12, it is fixedly connected with sliding block 15 at the top of the nut 14, and be slidably connected between the sliding block 15 and sliding slot 11, it is described
It is equipped with stiffening plate 16 on rear side of baffle 8, fixed plate 17 is installed in the stiffening plate 16,17 side of fixed plate and sliding block 15 push up
Portion is equipped with active section 18, is connected with hydraulic telescopic rod 19 between the active section 18, can angle to baffle 8 and ground into
Row is adjusted, to meet the requirement to 8 angle of baffle, 8 two sides of baffle are symmetrically arranged with link slot 20 and connection bump 21, energy
It is enough that assembly is carried out to baffle 8, while avoiding generating gap between baffle 8, and the structure of the link slot 20 and connection bump 21
It matches, rubber gasket 22 is equipped on the outside of the connection bump 21,16 both ends of stiffening plate are symmetrically arranged with positioning plate 23, can
It is fixed between baffle 8, improves the continuity of baffle, mounting hole 24, and the positioning are equipped on the positioning plate 23
It is connected between plate 23 by fixing bolt, bolster 25 is equipped on front side of the baffle 8, buffer function can be played to flood, subtracted
For light flood to the impact force of baffle, the bolster 25 includes support plate 26, is equipped with contact plate 27, institute on front side of the support plate 26
Formation cushion chamber 28 between support plate 26 and contact plate 27 is stated, it is close by elasticity between 27 edge of contact plate and support plate 26
Sealing connection, 28 inner cavity of cushion chamber are equipped with buffer air bag 29, can contact plate 27 be supported and be buffered, and improve slow
The impact resistance of stamping 25,29 top of buffer air bag are symmetrically arranged with telescopic rod 30 with lower section, can be to contact plate 27
Moving direction be oriented to, prevent the direction offset that contact plate 27 is mobile, influence the buffering effect of adjustable spring 31, it is described to stretch
30 inner cavity of contracting bar is equipped with adjustable spring 31.
More specifically, 1 side of pedestal is equipped with notch 32, and the shape of the notch 32 is identical as snap-gauge 7, described
The width of snap-gauge 7 be equal to 5 inner cavity of locking rack width, the stiffening plate 16 be laterally setting, and the adjacent stiffening plate 16 it
Between distance it is identical, the height at 1 top of the pedestal is identical as the height on ground, and the length of the pedestal 1 is 8 width of baffle
Twice, 1 both ends of pedestal are mounted on the casing to match each other, and casing is set to 1 bottom of pedestal, 11 inner cavity two of sliding slot
Side is symmetrically arranged with sewage draining exit 33, and the sewage draining exit 33 runs through gag lever post 10, and 14 side of nut is equipped with sprue 35, and described
Sprue 35 is connected to 12 outside of screw rod, and the height of the bolster 25 is less than the height of baffle 8, is equipped with branch at the top of the baffle 8
Net 34 is supportted, and the supporting network 34 is connect by support rod with baffle 8, the buffer air bag 29 is solid by rope and support plate 26
Fixed connection, the bolster 25 are fixedly connected by bolt with baffle 8.
Utility model works principle: before flood arriving, being embedded to underground for built-in fitting 3, makes 1 top of pedestal and ground
Concordantly, pedestal 1 is fixed, then baffle 8 is placed in placing groove 4, by rotating screwing bolts 6, make snap-gauge 7 and card
Slot 9 is fixed, so that 8 bottom position of baffle be made to be fixed, then passes through hydraulic telescopic rod 19 and gag lever post on rear side of baffle 8
10 are attached, convenient to be adjusted to the angle of baffle 8, are attached between baffle 8 and baffle 8 by link slot 20, so
Positioning plate 23 is fixed by bolt afterwards, stops formation entirety between baffle 8 to flood, is come temporarily in flood,
Baffle 8 is impacted, bolster 25 can slow down the impact force of flood, mitigate the surge of baffle, improve safety.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (9)
1. a kind of water conservancy flood control baffle, including pedestal (1), which is characterized in that pedestal (1) bottom symmetrical is equipped with connecting rod
(2), connecting rod (2) bottom end is equipped with built-in fitting (3), and the pedestal (1), connecting rod (2) and built-in fitting (3) are embedded in ground
Under, placing groove (4) are equipped at the top of the pedestal (1), placing groove (4) side is equipped with locking rack (5), and the locking rack
(5) it is fixedly connected, is equipped with screwing bolts (6) on the locking rack (5), and the screwing bolts (6) pass through spiral shell with pedestal (1)
Line is connect with locking rack (5), and described screwing bolts (6) one end is connected with snap-gauge (7), placing groove (4) the inner cavity installation
Have baffle (8), baffle (8) side is symmetrically arranged with card slot (9), and the snap-gauge (7) is matched with card slot (9), the locking
Gag lever post (10) are equipped between frame (5), are equipped with sliding slot (11) at the top of the gag lever post (10), sliding slot (11) inner cavity is equipped with
Screw rod (12), and the screw rod (12) both ends pass through bearing and connect with sliding slot (11) both ends, screw rod (12) one end connection
There is interior hexagonal casing (13), and the interior hexagonal casing (13) is set to gag lever post (10) one end, sliding slot (11) inner cavity is equipped with
Nut (14), and the nut (14) is sleeved on the outside of screw rod (12), is fixedly connected with sliding block (15) at the top of the nut (14),
And be slidably connected between the sliding block (15) and sliding slot (11), stiffening plate (16) are equipped on rear side of the baffle (8), the stiffening plate
(16) it is equipped on fixed plate (17), is equipped with active section (18) at the top of fixed plate (17) side and sliding block (15), it is described
Be connected between active section (18) hydraulic telescopic rod (19), baffle (8) two sides be symmetrically arranged with link slot (20) with connect it is convex
It rises (21), and the structure matching of the link slot (20) and connection bump (21), rubber is equipped on the outside of the connection bump (21)
Gasket (22), stiffening plate (16) both ends are symmetrically arranged with positioning plate (23), are equipped with mounting hole on the positioning plate (23)
(24), it and between the positioning plate (23) is connected by fixing bolt, is equipped with bolster (25) on front side of the baffle (8), it is described
Bolster (25) includes support plate (26), is equipped with contact plate (27) on front side of the support plate (26), the support plate (26) with connect
Cushion chamber (28) are formed between touch panel (27), are connected between contact plate (27) edge and support plate (26) by elastic sealing element
It connects, cushion chamber (28) inner cavity is equipped with buffer air bag (29), is symmetrically arranged with above the buffer air bag (29) with lower section
Telescopic rod (30), telescopic rod (30) inner cavity are equipped with adjustable spring (31).
2. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: pedestal (1) side is equipped with notch
(32), and the shape of the notch (32) is identical as snap-gauge (7), and the width of the snap-gauge (7) is equal to the width of locking rack (5) inner cavity
Degree.
3. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: the stiffening plate (16) is laterally to set
It sets, and the distance between adjacent described stiffening plate (16) is identical.
4. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: height at the top of the pedestal (1) with
The height on ground is identical, and the length of the pedestal (1) is twice of baffle (8) width.
5. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: pedestal (1) both ends are mounted on
The casing to match each other, and casing is set to pedestal (1) bottom.
6. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: sliding slot (11) the inner cavity two sides are symmetrical
Equipped with sewage draining exit (33), and the sewage draining exit (33) runs through gag lever post (10).
7. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: nut (14) side is equipped with sprue
(35), and the sprue (35) is connected on the outside of screw rod (12).
8. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: the height of the bolster (25) is less than
The height of baffle (8), baffle (8) top is equipped with supporting network (34), and the supporting network (34) passes through support rod and baffle
(8) it connects.
9. a kind of water conservancy flood control baffle according to claim 1, it is characterised in that: the buffer air bag (29) passes through rope
It is fixedly connected with support plate (26), the bolster (25) is fixedly connected by bolt with baffle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038186.8U CN209619936U (en) | 2019-01-10 | 2019-01-10 | A kind of water conservancy flood control baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038186.8U CN209619936U (en) | 2019-01-10 | 2019-01-10 | A kind of water conservancy flood control baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209619936U true CN209619936U (en) | 2019-11-12 |
Family
ID=68449395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920038186.8U Expired - Fee Related CN209619936U (en) | 2019-01-10 | 2019-01-10 | A kind of water conservancy flood control baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209619936U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335256A (en) * | 2020-03-17 | 2020-06-26 | 德尼尔科环境技术(苏州)有限公司 | Fixed folding flood control board |
| CN111636363A (en) * | 2020-06-12 | 2020-09-08 | 惠安双婉装修设计中心 | Hydraulic engineering flood bank structure |
| CN111749196A (en) * | 2020-07-30 | 2020-10-09 | 安徽瑞迪工程科技有限公司 | Hydraulic support type flood prevention sub-dike |
| CN111979974A (en) * | 2020-08-24 | 2020-11-24 | 刘正国 | Small-size movable water conservancy intercepting device |
| CN111996984A (en) * | 2020-08-24 | 2020-11-27 | 上海市政工程设计研究总院（集团）有限公司 | Flood control device with flood discharge and flood control functions and deep pool shoal construction method |
| CN112761107A (en) * | 2020-12-24 | 2021-05-07 | 中国水电基础局有限公司 | Plain river channel bayonet levee and construction method thereof |
| CN113338220A (en) * | 2021-06-18 | 2021-09-03 | 董永立 | Combined movable hydraulic retaining dam |
| CN113756699A (en) * | 2021-08-26 | 2021-12-07 | 广州地铁设计研究院股份有限公司 | Detachable light flood control device |
-
2019
- 2019-01-10 CN CN201920038186.8U patent/CN209619936U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335256A (en) * | 2020-03-17 | 2020-06-26 | 德尼尔科环境技术(苏州)有限公司 | Fixed folding flood control board |
| CN111636363A (en) * | 2020-06-12 | 2020-09-08 | 惠安双婉装修设计中心 | Hydraulic engineering flood bank structure |
| CN111749196A (en) * | 2020-07-30 | 2020-10-09 | 安徽瑞迪工程科技有限公司 | Hydraulic support type flood prevention sub-dike |
| CN111979974A (en) * | 2020-08-24 | 2020-11-24 | 刘正国 | Small-size movable water conservancy intercepting device |
| CN111996984A (en) * | 2020-08-24 | 2020-11-27 | 上海市政工程设计研究总院（集团）有限公司 | Flood control device with flood discharge and flood control functions and deep pool shoal construction method |
| CN111979974B (en) * | 2020-08-24 | 2021-08-31 | 安徽思宇水利建设工程有限公司 | Small-size movable water conservancy intercepting device |
| CN112761107A (en) * | 2020-12-24 | 2021-05-07 | 中国水电基础局有限公司 | Plain river channel bayonet levee and construction method thereof |
| CN113338220A (en) * | 2021-06-18 | 2021-09-03 | 董永立 | Combined movable hydraulic retaining dam |
| CN113756699A (en) * | 2021-08-26 | 2021-12-07 | 广州地铁设计研究院股份有限公司 | Detachable light flood control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 Termination date: 20210110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |