CN115262496B - Seepage-proofing and water-stopping structure for hydraulic engineering - Google Patents
Seepage-proofing and water-stopping structure for hydraulic engineering Download PDFInfo
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- CN115262496B CN115262496B CN202210889711.3A CN202210889711A CN115262496B CN 115262496 B CN115262496 B CN 115262496B CN 202210889711 A CN202210889711 A CN 202210889711A CN 115262496 B CN115262496 B CN 115262496B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000007790 scraping Methods 0.000 claims description 15
- 230000005389 magnetism Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 6
- 239000004575 stone Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/54—Sealings for gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses an anti-seepage water stop structure for hydraulic engineering, which relates to the field of hydraulic engineering and comprises a flood control dam and a gate frame, wherein a gate is arranged in the gate frame, a plurality of groups of power mechanisms are arranged at the top end of the gate frame, each group of power mechanisms is in transmission connection with the gate, a bottom plate is arranged at the bottom end of the gate frame, an inclined plane is arranged at the top end of the bottom plate, and an extrusion sealing strip is arranged below the gate. According to the invention, through the scraper, the transmission box, the transmission rod and the movable plate, when the gate is closed, the extrusion sealing strip can push the ejector rod to extrude the transmission rod, the transmission rod pushes the movable plate to move to the side through the inclined top block at the top end, so that the sealing rubber strip is inserted into the slot in the gate frame to seal the side surface of the gate, and then after the gate is closed, the scraper is tightly attached to the inner wall of the clamping groove under the magnetic force of the magnet, so that the bottom end of the gate is sealed again.
Description
Technical Field
The invention relates to the field of hydraulic engineering, in particular to an anti-seepage water stop structure for hydraulic engineering.
Background
The hydraulic engineering is a built engineering for controlling and allocating surface water and underground water in nature to achieve the aim of removing harm and benefiting. Water is an essential valuable resource for human production and life, but its naturally occurring state does not fully meet the needs of humans. Only when the hydraulic engineering is built, the water flow can be controlled, flood disasters are prevented, and the water quantity is regulated and distributed so as to meet the needs of people living and production on water resources.
In a metropolitan area, due to the limitation of the land, flood control walls on two sides of a river channel are generally upright, different types of gates are arranged on the flood control walls for communication between the inside and the outside of the flood control walls and the requirements of landscapes, the gates are generally adopted to control water flow, and particularly during flood, the water flow speed is high, the pressure is high, and the sealing of the gates is more important.
The existing gate sealing is carried out by adopting the gravity of the gate to press down and the clamping groove on the ground, but the existing threshold is exposed outside for a long time, impurities such as stones are easily accumulated on the gate, when the gate is closed, the gate is easily pressed on the stones, so that the gate is not strictly closed, and secondly, after the gate sealing, the side wall of the gate is required to be sealed for the second time, so that water seepage is prevented, and the service efficiency is poor.
Disclosure of Invention
Based on the above, the invention aims to provide an anti-seepage water stop structure for hydraulic engineering, so as to solve the technical problems that when a gate is closed, a bottom stone block is easy to interfere with closing of the gate and the sealing effect of the gate is poor.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a hydraulic engineering is with prevention of seepage stagnant water structure, includes flood control dam and gate frame, gate frame's internally mounted has the gate, multiunit power unit is installed on gate frame's top, and every power unit of group all is connected with gate transmission, the bottom plate is installed to gate frame's bottom, and the inclined plane has been seted up on the top of bottom plate, the below of gate is provided with extrusion sealing strip, the transmission box is installed to the bottom of gate in the top of extrusion sealing strip, the gag lever post has all been seted up to the both sides of transmission box, the scraper blade has been cup jointed in the outside of gag lever post, the inside cavity of transmission box, the movable block that extends to the inside of transmission box has been seted up to the scraper blade, the transfer line is installed on the top of transmission box, the transfer line extends to the internal connection of gate to the sloping roof piece, the fly leaf has all been seted up to the both sides of gate, the bottom and the sloping roof piece transmission connection, and the side connection of fly leaf have the sealed extrusion piece that extends to the gate outside.
Through adopting above-mentioned technical scheme, can clear up the bottom plate through multiunit scraper blade when the gate is closed, avoid impurity to pile up in the gate below, and after the gate is closed, carry out further sealedly to the gate through scraper blade and sealed extrusion piece.
The invention further provides that the power mechanism consists of a motor, a threaded sleeve and a screw rod, and the screw rod is in transmission connection with the gate.
Through adopting above-mentioned technical scheme, the drive gate that can be convenient removes.
The invention is further arranged that the top end of the gate is connected with the hanging bracket, the bottom end of the hanging bracket is connected with the mounting seat extending to the inside of the gate, the inside of the hanging bracket is provided with the cavity, and the end part of the screw rod is provided with the turntable matched with the cavity.
By adopting the technical scheme, the gate can be conveniently connected with the transmission mechanism in a transmission way.
The invention is further characterized in that the bottom end of the limiting rod is provided with a sliding groove, the inner wall of the sliding groove is provided with a sealing rubber strip, the bottom end of the moving block is connected with a mounting block, the mounting block penetrates through the sliding groove to be fixedly connected with the scraping plate, and the outer side of the mounting block is provided with a sealing groove matched with the sealing rubber strip.
By adopting the technical scheme, the scraper can be pushed to move by the air flow.
The invention is further characterized in that a magnet is arranged in the moving block, and a magnet is arranged at the end part of the limiting rod, which is far away from the transmission box.
Through adopting above-mentioned technical scheme, make the scraper blade hug closely at the block inslot wall to seal once more the bottom of gate, improve sealed water-proof effects.
The invention is further arranged that the bottom end of the scraping plate is provided with an inclined plane, and the inclined plane at the bottom of the moving block is matched with the inclined plane at the top end of the bottom plate.
Through adopting above-mentioned technical scheme, can make things convenient for the scraper blade to slide along the bottom plate top to promote the scraper blade to remove.
The invention is further arranged that the two sides of the bottom plate are provided with the clamping grooves, and the depth of the clamping grooves is matched with the length of the scraping plate.
Through adopting above-mentioned technical scheme, make things convenient for scraper blade and block groove block to carry out further sealedly to the gate bottom.
In summary, the invention has the following advantages:
1. according to the invention, when the gate is closed, the scraper blade moves along the inclined plane of the top end of the bottom plate to two sides under the action of the extrusion force and the airflow pushing force through the scraper blade, the extrusion sealing strip and the transmission box, so that impurities accumulated on the top end of the bottom plate are pushed and cleaned, the impurities can be effectively prevented from interfering with the gate sealing in the gate closing process, the sealing effect is improved, and the problem that stones at the bottom of the gate are easy to interfere with the gate closing in the gate closing process is effectively solved.
2. According to the invention, when the gate is closed, the push sealing strip can push the push rod to push the transmission rod, the transmission rod pushes the movable plate to move to the side through the inclined top block at the top end, so that the sealing rubber strip is inserted into the slot in the gate frame to seal the side surface of the gate, and then after the gate is closed, the scraper is tightly attached to the inner wall of the clamping groove under the magnetic force of the magnet, so that the bottom end of the gate is sealed again, the sealing effect is improved, and the problem of poor sealing effect of the gate is effectively solved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a gate structure according to the present invention;
FIG. 3 is a schematic view of a cross-sectional structure of a gate according to the present invention;
FIG. 4 is a schematic view of a locking structure of a gate and a bottom plate according to the present invention;
FIG. 5 is a schematic view of the internal structure of the transmission case of the present invention;
FIG. 6 is a schematic view of the connection structure of the scraper and the driving box of the present invention;
FIG. 7 is a schematic view of the extruded weatherstrip according to the present invention;
FIG. 8 is a schematic view of a fly leaf mounting structure according to the present invention;
fig. 9 is a schematic diagram of a movable plate locking structure according to the present invention.
In the figure: 1. flood control dams; 2. a gate frame; 201. a sealing plate; 3. a power mechanism; 301. a screw; 4. a gate; 401. a hanging bracket; 5. a bottom plate; 501. a clamping groove; 6. a movable plate; 601. sealing and extruding the sheet; 602. a return spring; 7. a transmission box; 701. a limit rod; 702. sealing the rubber strip; 703. a magnet; 8. a scraper; 801. a moving block; 9. extruding the sealing strip; 901. a push rod; 10. a transmission rod; 1001. and (5) an inclined top block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
1-9, including flood control dam 1 and gate frame 2, gate frame 2 internally mounted has gate 4, gate frame 2's outside has seted up the closing plate 201 that sets up about gate 4 symmetry, gate frame 2's top is installed multiunit power unit 3, and every power unit 3 all is connected with gate 4 transmission, gate frame 2's bottom is installed bottom plate 5, and the top of bottom plate 5 has seted up the inclined plane, when closing gate 4, drive gate 4 through power unit 3 and move down, gate 4's below is provided with extrusion sealing strip 9, gate 4's bottom is located the top of extrusion sealing strip 9 and installs transmission box 7, the gag lever post 701 has all been seted up to transmission box 7's both sides, scraper blade 8 has been cup jointed in the outside of gag lever post 701, transmission box 7's inside is hollow, the top end of the extrusion sealing strip 9 is provided with a push rod 901 which extends to the inside of the transmission box 7, when the gate 4 is closed, the extrusion sealing strip 9 is firstly contacted with the bottom plate 5, at this time, the push rod 901 moves upwards in the transmission box 7, gas in the extrusion transmission box 7 is discharged from the limiting rods 701 at two sides, the inside of the limiting rods 701 is hollow, the inside of the scraping plates 8 is provided with a moving block 801 which extends to the inside of the transmission box 7, the bottom end of the limiting rods 701 is provided with a sliding groove, the inner wall of the sliding groove is provided with a sealing rubber strip 702, the bottom end of the moving block 801 is connected with a mounting block, the mounting block passes through the sliding groove and is fixedly connected with the scraping plates 8, the outer side of the mounting block is provided with a sealing groove matched with the sealing rubber strip 702, the air flow entering the limiting rods 701 pushes the moving block 801 to move, the bottom end of the scraping plates 8 is provided with an inclined plane, the inclined plane at the bottom of the moving block 801 is matched with the inclined plane at the top end of the bottom plate 5, the bottom end of the scraper 8 is provided with an inclined plane matched with the inclined plane at the top end of the bottom plate 5, so that the scraper 8 receives lateral component force, the scraper 8 can scrape impurities on the bottom plate 5, two sides of the bottom plate 5 are provided with clamping grooves 501, the depth of each clamping groove 501 is matched with the length of the scraper 8, and after the scraper 8 moves to the clamping grooves 501 at two sides of the bottom plate 5, the scraper 8 is attached to the inner wall of each clamping groove 501, so that the bottom end of the gate 4 is further sealed;
the transfer line 10 is installed on the top of transmission box 7, the transfer line 10 extends to the internal connection of gate 4 and has the oblique top piece 1001, fly leaf 6 has all been seted up to the both sides of gate 4, the bottom and the oblique top piece 1001 transmission of fly leaf 6 are connected, and the side of fly leaf 6 is connected with the sealed extrusion piece 601 that extends to the gate 4 outside, ejector pin 901 continues to upwards remove in transmission box 7 until contact with transfer line 10, promote transfer line 10 and upwards remove, transfer line 10 promotes the oblique top piece 1001 and upwards remove, make the oblique top piece 1001 promote fly leaf 6 to the side remove, make sealed extrusion piece 601 insert in the fluting in the gate frame 2, thereby can carry out secondary seal to gate 4.
Referring to fig. 1 and 3, the power mechanism 3 is composed of a motor, a threaded sleeve and a screw 301, the top end of the gate 4 is connected with a hanging bracket 401, the bottom end of the hanging bracket 401 is connected with a mounting seat extending to the inside of the gate 4, a cavity is formed in the hanging bracket 401, and a turntable matched with the cavity is formed at the end of the screw 301, so that the gate 4 can be conveniently driven to be closed or opened.
Referring to fig. 5, a magnet is mounted in the moving block 801, and a magnet 703 is mounted at the end of the stop lever 701 away from the transmission box 7, so that the scraper 8 is tightly attached to the inner wall of the engagement groove 501, thereby resealing the bottom end of the gate 4 and improving the sealing and waterproof effects.
The working principle of the invention is as follows: when the gate is closed, a plurality of groups of power mechanisms 3 are started firstly, a motor in the power mechanism 3 drives a screw 301 to rotate, the screw 301 rotates in a threaded sleeve, so that the screw 301 moves downwards, the gate 4 is pushed by the screw 301 to move downwards, the gate 4 moves downwards in the gate frame 2, the side face of the gate 4 is clamped with the sealing strip 201 until the extrusion sealing strip 9 at the bottom end of the gate 4 contacts with the bottom plate 5, the extrusion sealing strip 9 is attached to the bottom plate 5, the gate 4 continues to move downwards, a push rod 901 at the top end of the extrusion sealing strip 9 moves upwards in a transmission box 7, gas in the extrusion transmission box 7 is discharged from limit rods 701 at two sides, the limit rods 701 are hollow, the air current pushes a moving block 801 to move, at the moment, the bottom end of the scraping plate 8 also contacts with the bottom plate 5, an inclined plane matched with the inclined plane at the top end of the bottom plate 5 is arranged at the bottom end of the scraping plate 8, the scraping plate 8 is driven by the pushing force of the air current to move the scraping plate 8 to two sides along the top end of the bottom plate 5, impurities on the bottom plate 5 are pushed by the scraping plate 8 until the bottom end of the scraping plate 4 is attached to the bottom plate 5, the clamping grooves at the two sides of the bottom plate 5 are attached to the bottom plate 5, the clamping grooves at the two sides of the bottom plate 8 are pushed into the clamping grooves at the two sides of the bottom plate 5, and the clamping grooves 501 at the two sides of the bottom plate 501 are not tightly attached to the bottom plate 501, and can not tightly sealed between the gate 4 and the gate 4 can be sealed by the gate 4 can be sealed;
and in the closing process of the gate 4, the ejector rod 901 continuously moves upwards in the transmission box 7 until contacting with the transmission rod 10, the transmission rod 10 is pushed to move upwards, the transmission rod 10 is used for pushing the inclined top block 1001 to move upwards, the inclined top block 1001 is used for pushing the movable plate 6 to move sideways, the sealing extrusion piece 601 is inserted into a groove in the gate frame 2, thereby the gate 4 can be sealed for the second time, the sealing effect is improved, after the gate 4 is closed, the magnet 703 and the magnet in the movable block 801 are opposite in magnetism, thereby magnetic force to the movable block 801 can be generated, the magnetic force is used for pushing the whole scraper 8 to have a trend of moving the inner wall of the clamping groove 501, so that the scraper 8 is tightly attached to the inner wall of the clamping groove 501, the bottom end of the gate 4 is sealed again, the sealing waterproof effect is improved, and when the gate 4 is opened, the magnet 703 is used for pushing the whole scraper 8 to return, and under the action of gravity, the sealing strip 9 is pressed downwards to be pulled out from the transmission box 7, and the return spring 602 is used for pushing the movable plate 6 to return, thereby the gate 4 can be closed again conveniently.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.
Claims (3)
1. The utility model provides a hydraulic engineering is with prevention of seepage stagnant water structure, includes flood control dam (1) and gate frame (2), the internally mounted of gate frame (2) has gate (4), its characterized in that: the utility model discloses a movable inclined plate, including gate frame (2), sealing strip (7), scraper blade (8) have all been seted up to the top of gate frame (2), bottom plate (5) are installed to the bottom of gate frame (3), and inclined plane has been seted up on the top of bottom plate (5), the below of gate (4) is provided with extrusion sealing strip (9), transmission box (7) are installed to the top that the bottom of gate (4) is located extrusion sealing strip (9), gag lever post (701) have all been seted up to the both sides of transmission box (7), scraper blade (8) have been cup jointed in the outside of gag lever post (701), the inside cavity of transmission box (7), scraper blade (8) are inside to be seted up and are extended to inside movable block (801) of transmission box (7), ejector pin (901) that extend to inside of transmission box (7) have been seted up on the top of transmission box (7), transmission rod (10) extend to the inside of gate (4) and are connected with inclined block (1001), both sides (6) have been seted up on the bottom of movable plate (6), the side surface of the movable plate (6) is connected with a sealing extrusion sheet (601) extending to the outer side of the gate (4);
a sliding groove is formed in the bottom end of the limiting rod (701), a sealing rubber strip (702) is formed in the inner wall of the sliding groove, a mounting block is connected to the bottom end of the moving block (801), the mounting block penetrates through the groove to be fixedly connected with the scraping plate (8), and a sealing groove matched with the sealing rubber strip (702) is formed in the outer side of the mounting block;
a magnet is arranged in the moving block (801), a magnet (703) is arranged at the end part of the limiting rod (701) far away from the transmission box (7), and the magnetism of the magnet (703) is opposite to that of the magnet in the moving block (801);
an inclined plane is formed at the bottom end of the scraping plate (8), and the inclined plane at the bottom of the moving block (801) is matched with the inclined plane at the top end of the bottom plate (5);
both sides of the bottom plate (5) are provided with clamping grooves (501), and the depth of each clamping groove (501) is matched with the length of the scraping plate (8).
2. The seepage-proofing and water-stopping structure for hydraulic engineering according to claim 1, wherein: the power mechanism (3) is composed of a motor, a thread bush and a screw rod (301), and the screw rod (301) is in transmission connection with the gate (4).
3. The seepage-proofing and water-stopping structure for hydraulic engineering according to claim 2, wherein: the top of gate (4) is connected with gallows (401), the bottom of gallows (401) is connected with the mount pad that extends to gate (4) inside, the cavity has been seted up to the inside of gallows (401), and the tip of screw rod (301) has seted up with cavity assorted carousel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210889711.3A CN115262496B (en) | 2022-07-27 | 2022-07-27 | Seepage-proofing and water-stopping structure for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210889711.3A CN115262496B (en) | 2022-07-27 | 2022-07-27 | Seepage-proofing and water-stopping structure for hydraulic engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115262496A CN115262496A (en) | 2022-11-01 |
| CN115262496B true CN115262496B (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210889711.3A Active CN115262496B (en) | 2022-07-27 | 2022-07-27 | Seepage-proofing and water-stopping structure for hydraulic engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117868060B (en) * | 2024-03-12 | 2024-05-14 | 四川省水利科学研究院 | Construction equipment of flood discharge groove for hydraulic engineering and application method of construction equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6698766B2 (en) * | 2002-05-30 | 2004-03-02 | Richard D. Simon | Slide gate sealing system |
| CN210127453U (en) * | 2019-05-25 | 2020-03-06 | 广东聚晟建设工程有限公司 | Seepage-proofing gate for hydraulic engineering |
| CN213867694U (en) * | 2020-10-30 | 2021-08-03 | 安徽玖鑫智能科技有限公司 | Hydraulic engineering design construction waterproof construction |
| CN214401691U (en) * | 2021-01-25 | 2021-10-15 | 刘艳亮 | Hydraulic engineering sluice mounting base with seal structure |
| CN114000470B (en) * | 2021-10-04 | 2023-12-01 | 中正信达建设工程(广东)有限公司 | Hydraulic engineering sluice device |
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