CN206173906U - Steel gate is overhauld to width adjustable body formula in drill way - Google Patents
Steel gate is overhauld to width adjustable body formula in drill way Download PDFInfo
- Publication number
- CN206173906U CN206173906U CN201620860735.6U CN201620860735U CN206173906U CN 206173906 U CN206173906 U CN 206173906U CN 201620860735 U CN201620860735 U CN 201620860735U CN 206173906 U CN206173906 U CN 206173906U
- Authority
- CN
- China
- Prior art keywords
- gate
- interlude
- gate leaf
- lock gate
- water
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Barrages (AREA)
Abstract
The utility model discloses a steel gate is overhauld to width adjustable body formula in drill way, its gate flap comprises interlude and the left and right section gate flap of symmetrical overlap joint at its both ends, left and right section gate flap structure is the same, and the symmetry sets up, interlude gate flap comprises the opening adjusting space at sealed chamber of the box at middle part and both ends, and a left side / right side section gate flap's sealed box overlap joint unit passes through slide rail and slide grafting in interlude gate flap's opening adjusting space, be provided with floodgate door hole mouth width adjusting device between a left side / right side section gate flap and interlude gate flap. The gate maximum breadth that this design time examined and repaired according to needs carries out the atress and calculates, carries out structural arrangement according to gate maximum breadth and minimum width, according to about gate height dimensions and thickness confirmation of size section and lapped length of interlude and overlap joint unit number, combine atress calculation and structural arrangement to carry out the optimal design, make the gate atress satisfy the relevant requirement of standardizing to satisfy structure and construction requirement.
Description
Technical field
This utility model is related to hydraulic engineering maintenance steel-slag sand, more particularly, to a kind of inspection of aperture width scalable float type
Repair steel-slag sand.
Background technology
Floating gate is hollow structure, and between common steel-slag sand and ship, gate is after gate slot is in place for structural shape
Sealing counterweight ballast tank water-filling sinks to realizing water retaining function that bubble through the water column after the water pump drainage in counterweight ballast tank, the technology is in state
Application in inside and outside hydraulic engineering reaches its maturity.Floating gate can freely rise and fall in water, convenient transportation, it is not necessary to ad hoc
Opening and closing device, is widely used in the inland river gate in big aperture, has the navigation lock of navigation requirement and the tide-block sluice in coastal inland river.
The same lock chamber of some hydraulic engineerings is provided with many gate holes, and because function is different, each gate hole aperture width is different,
Aperture width of such as opening the navigation or air flight is more than the non-navigation aperture width in both sides；Some hydraulic engineerings are provided with multiple lock chambers, set by same lock chamber
The aperture width of gate is identical, but the gate aperture width of different lock chambers is different, such as certain storage project, and four controls are provided with altogether
Lock, wherein three control lock gate port size and are（Wide x is high）28x3.5m, another controls lock aperture width for 24x3.5m.
River Channel in " └ ┘ " type after some improvement, because upstream and downstream river width is different, the river course of setting overhauls the width of steel-slag sand
Degree is also differed.
The gate larger for these aperture widths, commonly uses float type maintenance steel-slag sand or floating box type maintenance stop log gate
Door.Water stop rubber side can only be pressed over gate pier end by float type maintenance steel-slag sand, and gate is in place relative in the presence of water wave
It is difficult；Floating box type maintenance stop log gate needs to be put into gate slot after using crane gears such as crane barge ships is sling gate.And buoyancy aid
Formula overhauls steel-slag sand and floating box type maintenance stop log gate is only capable of being used cooperatively with the gate slot of width relative adaptation, it is impossible to for aperture
The different gate maintenance of width.
Due to hydraulic engineering overhaul steel-slag sand usage frequency it is relatively low, if the lock chamber gate slot of every kind of width correspond to it is a set of
Maintenance steel-slag sand, also needs to be equipped with corresponding crane gear if necessary, considerably increases construction investment.
The content of the invention
The purpose of this utility model is to provide a kind of aperture width scalable float type to overhaul steel-slag sand, existing to solve
Float type overhauls steel-slag sand and the problem of various aperture width gate slotes is fixed, cannot be used for floating box type maintenance stop log gate width,
While function gate needs are met, engineering construction investment is saved, reduce operation difficulty during upkeep operation.
For achieving the above object, this utility model can take following technical proposals：
Aperture width scalable float type described in the utility model overhauls steel-slag sand, including the lock with counterweight ballast tank
Door gate flap, the split-type structural that the lock gate leaf is overlapped by least two sections lock gate leafs.
The gate larger for aperture width, the lock gate leaf by interlude lock gate leaf and be symmetrically overlapped on it is described in
Between section lock gate leaf two ends left and right section of lock gate leaf composition；Left section of lock gate leaf is identical with right section of lock gate leaf structure, symmetrically
Arrange；The interlude lock gate leaf is made up of the box-shaped annular seal space at middle part and the opening adjustment chamber at two ends, the left/right section lock
The sealing box-shaped overlap joint unit of door gate flap passes through the slide rail being mutually matched and slideway sliding plug in the interlude lock gate leaf
Opening adjustment intracavity；Gate aperture width tune is provided between the left/right section lock gate leaf and interlude lock gate leaf
Regulating device.The gate Breadth Maximum that overhauls on demand carries out Force Calculation when this utility model is designed, by gate Breadth Maximum and
Minimum widith carries out structure arrangement, according to gate height size and thickness determine left and right section and interlude overlap joint length and
Overlap joint unit number；Design is optimized with reference to Force Calculation and structure arrangement, makes gate stress meet related specifications requirement, and
And meet structure and detailing requiments.
Gate widths size if necessary to adjust is less, it is also possible to by left section（Or right section）One is fixed on interlude
Rise, form two sections of lock gate leaf combinative structurees.
The interlude lock gate leaf is welded by horizontally disposed four I-steel girders from top to bottom and upstream and downstream side panel
The three layers of box cavity structure for connecing, internal spaced midfeather is classified as multiple independent nacelles；The case at middle part
The upper strata of shape annular seal space is equipment compartment, and bottom two layers are water-filling ballast tank, between the adjacent water-filling ballast tank of the upper and lower two-layer
It is connected by drainage hole；Rustless steel sliding base plate is respectively arranged with the corner location in the opening adjustment chamber at the two ends；
The sealing box-shaped overlap joint unit of the left/right section lock gate leaf is stacked by about three layers spaced sealing box beams
Form, the sealing box beam is welded into sealing by upstream and downstream flank listrium, top and bottom web, end and middle part rectangular clapboard
Cavity, correspondence is inserted into the opening adjustment intracavity at the interlude lock gate leaf two ends, its corner and the rustless steel sliding base plate
Sliding friction coordinates, and sealing cavity draining can produce buoyancy；The left/right corresponding with the sealing box-shaped overlap joint unit
Three-layer sealed box-shaped overlap joint unit is connected into an entirety by the other end of section lock gate leaf by upstream or downstream flange plate,
Anti- slide block is set at the vertical diaphragm plate of the upstream side flange plate, at the midfeather of downstream flange plate master slider is provided with,
The master slider avris arranges side wheel, and the base of the side wheel is linked as one by crusherbull zone pad with the downstream flange plate
Body.
Gate aperture width adjusting device used by this utility model is that electronic in the equipment compartment pushes away
One end of bar or hydraulic jack, the electric pushrod or hydraulic jack and the fixed seat ball pivot connection being installed in the equipment compartment
Connect, other end sealing is extended the equipment compartment and is connected with the engaging lug ball pivot on left/right section lock gate leaf.
The water-filling ballast tank adopts gravity flow water-filling, under the charging pipe import with gate valve is located at below minimum water line
Trip side panel outside, outlet is located in water-filling ballast tank；The water-filling ballast tank interior sealing is provided with exhaustor, the aerofluxuss
The air inlet of pipe is located at the top of water-filling ballast tank, and the gas outlet end of the exhaustor is connected with 180 ° of elbows, and its port is high
In gate top；Draining pump is provided with the equipment compartment, the suction hose ferrule of the draining pump deeply fills to described
The bottom in Water Ballast cabin, its drain pipe mouth of pipe extends the outside in downstream side top of the plate portion.
The dash side bottom of the interlude lock gate leaf is provided with end water sealing device, the left/right lock gate leaf
Upstream side be provided with front water-stopping sealing device：
The end water sealing device includes being fixed on the panel of interlude lock gate leaf upstream side by bottom platen
Blade type rubber slab；It is provided with the upstream side flange plate of the left/right section lock gate leaf and gate height identical elasticity rubber
Rubber, the bottom of the gum elastic skin is to the horizontal-extending formation L-shaped structure in lock gate leaf inner side；Outside the gum elastic skin
Side vertical edge is fixed on interlude by L-shaped pressing plate and L-shaped side watertight rubber plate overlap joint, medial shaft straight flange by water stop rubber pad
On lock gate leaf, the gum elastic skin top and bottom are respectively designed with the hook matched with the slideway, by described
Hook hangs over gum elastic skin on slideway, and hook follows gum elastic hide to draw automatic adjusting position.
Osculum is offered on the opening adjustment chamber downstream panel at the interlude lock gate leaf two ends.The osculum can
It is simultaneous to overhaul into manhole, it is ensured that water-filling volume quickly changes with gate length change in the cavity of interlude gate or so two ends, reduce
Electric pushrod thrust or pulling force.
Bollard is provided with the top of the lock gate leaf and the capstan winch of hawser is adjusted manually；In the lock gate leaf
Roof is offered into man-hole opening, and sealing thereon is provided with cover plate.
The utility model has the advantage of just can be used for the lock chamber gate slot of different in width using a set of maintenance steel-slag sand, replace
Many set gates of conventional design, and crane gear is not needed, greatly reduce engineering construction investment.Specifically, with respect to buoyancy aid
Formula overhauls steel-slag sand, not only saves the investment of many set gates, can also solve the unilateral pressured gate pier end of gate, difficulty in place
Problem；And relative buoyancy tank stoplog type gate, gate weight can be mitigated, cost saving can also save the throwing of crane gear
Money.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A of Fig. 1 to structure chart.
Fig. 3 is the B-B direction structure chart of Fig. 1.
Fig. 4 is the C-C of Fig. 1 to structure chart.
Fig. 5 is the D-D of Fig. 1 to structure chart.
Fig. 6 is the F-F of Fig. 1 to structure chart.
Fig. 7 is the I-I of Fig. 1 to structure chart.
Fig. 8 is the J-J of Fig. 1 to structure chart.
Fig. 9 is the K portions enlarged drawing of Fig. 2.
Specific embodiment
Below by specific embodiment and combine accompanying drawing more detailed explanation is done to this utility model.
As shown in Figure 1, 2, 3, the lock gate leaf of aperture width scalable float type of the present utility model maintenance steel-slag sand by
Interlude lock gate leaf 1 and symmetrically it is overlapped on the left section of He of lock gate leaf 2 in the two ends of interlude lock gate leaf 1 or so and structure identical
Right section of lock gate leaf 3 is constituted, right section（Or left section）The sealing box-shaped overlap joint unit of lock gate leaf 3 is spaced by about three layers
Sealing box beam is stacked to be formed, and the sealing box beam is by upstream side flange plate 4, downstream flange plate 5, top web 6 and bottom web 7, end
The three-layer sealed cavity 9 that portion and middle part rectangular clapboard 8 are welded into, the draining of sealing cavity 9 produces buoyancy；With sealing box-shaped
Overlap joint corresponding right section of unit（Or left section）The other end of lock gate leaf is overlapped three-layer sealed box-shaped by upstream side panel 4
Unit connects into an entirety, and anti-slide block 10, the mediastinum of flange plate in downstream are arranged at the vertical diaphragm plate of upstream side flange plate 4
Be provided with master slider 11 at plate, maintenance steel-slag sand sinks or slides up and down along gate slot when floating, master slider 11 and anti-slide block 10 with
It is embedded between the built-in fitting in concrete and forms sliding friction.To avoid gate from moving along its length, on the side of master slider 11
Side arranges side wheel 12, and effect of contraction is played to gate length direction, and the base of side wheel 12 is by crusherbull zone pad 13 and downstream
Flange plate 5 is connected as a single entity, prevent gate elongation or it is in place during may collide gate recess.
As shown in Fig. 1,2,4, interlude lock gate leaf 1 of the present utility model is by horizontally disposed four I-shapeds from top to bottom
Three layers of box cavity structure that steel girder 14 and upstream side panel 15, downstream panel 16 are welded, the opening adjustment at two ends
Rustless steel sliding base plate 17 is respectively arranged with the corner location in chamber, with right section（Or left section）Three-layer sealed box-shaped overlap joint unit it
Between gap coordinate, sliding friction connection；The spaced midfeather 18 in middle part is classified as multiple independent nacelles：Upper strata is to set
Standby cabin 19, bottom two layers are water-filling ballast tank 20, on the I-steel girder 14 between the adjacent water-filling ballast tank 20 of upper and lower two-layer
Drainage hole 21 is opened up, makes upper and lower two-layer water-filling ballast tank 20 be connected；It is provided with the water-tight equipment cabin 19 on upper strata electronic
Push rod 21（Hydraulic jack can certainly be adopted）, one end of electric pushrod 21 and the ball of fixed seat 22 being installed in equipment compartment 8
Hinge connection, other end sealing extends equipment compartment with right section（Or left section）The ball pivot of engaging lug 23 connection on lock gate leaf；It is electronic
Push rod 21 drives left and right section lock gate leaf to stretch, and realizes the regulation of gate widths.Opening at the two ends of interlude lock gate leaf 1 is adjusted
Osculum 24 is offered on whole chamber downstream panel 16.The osculum 24 also simultaneous can be overhauled into manhole, it is ensured that interlude gate door
Water-filling volume quickly changes with gate length change in the cavity of leaf or so two ends, reduces the thrust or pulling force of electric pushrod 21.
Water-filling ballast tank 20 of the present utility model is for regulating gate deadweight, all sealing cavities below gate water line
The deadweight of volume institute draining is the buoyancy of gate, and when gate deadweight is more than buoyancy, gate will sink, gate sinking heel row
Water volume increase buoyancy increase, continues water-filling and keeps gate deadweight to be more than buoyancy, and gate can be pushed down with sinking to lock floor
Bottom waterstop rubber, forms water-retaining structure.
As shown in Fig. 1,5,6, water-filling ballast tank 20 of the present utility model is using gravity flow water-filling, the charging pipe with gate valve 25
26 imports are located at the downstream panels outside below minimum water line, and outlet is located in water-filling ballast tank 20；Set in equipment compartment
Draining pump 27 is equipped with, the ferrule of suction hose 28 of draining pump 27 is deeply to the bottom of water-filling ballast tank, its mouth of pipe of drain pipe 29
Extend the outside in downstream side top of the plate portion.It is smooth to ensure to fill draining, the interior sealing of water-filling ballast tank 20 is provided with exhaustor
30, the air inlet of exhaustor 30 is located at the top of water-filling ballast tank 20, and the gas outlet end of exhaustor is connected with 180 ° of elbows 31,
Higher than gate top, the pipeline outer wall of exhaustor 30 is with the steel plate of gate mutually through position whole welded seal for its port.To protect
Card gate top and plane-parallel, the equipment in equipment compartment will be centrosymmetrically arranged, make gate and equipment center of gravity as far as possible with
The centre of form overlaps in vertical direction.
The dash side bottom of interlude lock gate leaf of the present utility model is provided with end water sealing device, left/right gate
The dash side of gate flap is provided with front water-stopping sealing device：
As shown in Fig. 7,8,9, end water sealing device includes being fixed on interlude lock gate leaf by bottom platen 32
Blade type rubber slab 33 on trip side panel 15；At right section（Or left section）It is provided with and lock on the upstream side flange plate 4 of lock gate leaf
Door height identical gum elastic skin 34, the bottom of gum elastic skin 34 is to the horizontal-extending formation L-shaped structure in lock gate leaf inner side；
The outside upright side of gum elastic skin 34 is overlapped by L-shaped pressing plate 35 with L-shaped side watertight rubber plate 36, and medial shaft straight flange is by stopping
Water valve rubber is fixed on interlude lock gate leaf 1, and the top of gum elastic skin 34 and bottom are respectively designed with and are slided with gate steel pipe
The hook 38 that road 37 matches, is hung over gum elastic skin 34 on steel pipe slideway 37 by hook 38, in interlude lock gate leaf
Welded top has T-shaped slide rail 39, and left and right section of lock gate leaf welded top has T-shaped chute 40, between T-shaped slide rail 39 and T-shaped chute 40
Gap coordinates, and can realize length change along relative slip the in gate widths direction；The bottom of gum elastic skin 34 is L-shaped structure, works as gate
The water-filling of water-filling ballast tank 20, gate sink after push down the bottom waterstop of gum elastic skin 34, reserve maximum compressibility 5mm.Due to
Gum elastic skin 34 needs to be elongated or shortened with gate, can adopt fluorosioloxane rubber elastomeric material, and the percentage elongation of fluorosioloxane rubber can
Up to 200 ~ 1400%, tearing strength reaches 3.5 ~ 5.0kN/m, and deflection and intensity can fully meet gate elongation and require.
Meanwhile, it is to ensure that the outer water of rainwater and gate not in access arrangement cabin 19, is offered into people at the top of equipment compartment 19
Step ladder can be set under aperture, aperture, sealing on aperture is provided with cover plate 41.Equipment in equipment compartment provides power by motor, electricity
Machine is powered by external cable, equipment compartment in-built lighting facility.
Float type maintenance steel-slag sand of the present utility model is dragged to the lock chamber section for needing maintenance, bulkhead gate by other ships
Top sets bollard 42, hand winch 43 etc., by hawser regulating gate attitude, starts electric pushrod 21, makes left and right section gate
Gate flap end is entered inside gate slot.
Claims (7)
1. a kind of aperture width scalable float type overhauls steel-slag sand, including the lock gate leaf with counterweight ballast tank, its feature
It is：The lock gate leaf is by interlude lock gate leaf and is symmetrically overlapped on left and right section of the interlude lock gate leaf two ends
The split-type structural of lock gate leaf composition；
The interlude lock gate leaf is made up of the box-shaped annular seal space at middle part and the opening adjustment chamber at two ends, the left/right section lock
The sealing box-shaped overlap joint unit of door gate flap passes through the slide rail being mutually matched and slideway sliding plug in the interlude lock gate leaf
Opening adjustment intracavity；Gate aperture width tune is provided between the left/right section lock gate leaf and interlude lock gate leaf
Regulating device.
2. aperture width scalable float type according to claim 1 overhauls steel-slag sand, it is characterised in that：
The interlude lock gate leaf is by horizontally disposed four I-steel girders from top to bottom and upstream and downstream side plate weld
Into three layers of box cavity structure, internal spaced midfeather is classified as multiple independent nacelles；The box-shaped at middle part is close
The upper strata in envelope chamber is equipment compartment, and bottom two layers are water-filling ballast tank, are passed through between the adjacent water-filling ballast tank of the upper and lower two-layer
Drainage hole is connected；Rustless steel sliding base plate is respectively arranged with the corner location in the opening adjustment chamber at the two ends；
The left/right section lock gate leaf sealing box-shaped overlap joint unit by three layers about it is spaced sealing box beams be stacked and
Into it is empty that the sealing box beam is welded into sealing by upstream and downstream flank listrium, top and bottom web, end and middle part rectangular clapboard
Chamber, correspondence is inserted into the opening adjustment intracavity at the interlude lock gate leaf two ends, and its corner is slided with the rustless steel sliding base plate
Dynamic friction coordinates；The other end of the left/right section lock gate leaf corresponding with the sealing box-shaped overlap joint unit passes through upstream
Or three-layer sealed box-shaped overlap joint unit is connected into an entirety by downstream flange plate, in the vertical diaphragm plate of the upstream side flange plate
Place arranges anti-slide block, and master slider is provided with the midfeather of downstream flange plate, and the master slider avris arranges side wheel, described
The base of side wheel is connected as a single entity by crusherbull zone pad with the downstream flange plate.
3. aperture width scalable float type according to claim 2 overhauls steel-slag sand, it is characterised in that：The gate hole
Mouthful width adjusting device is electric pushrod or hydraulic jack in the equipment compartment, the electric pushrod or hydraulic jack
One end couple with the fixed seat ball pivot being installed in the equipment compartment, the other end sealing extend the equipment compartment and left/right
Engaging lug ball pivot connection on section lock gate leaf.
4. aperture width scalable float type according to claim 2 overhauls steel-slag sand, it is characterised in that：The water-filling pressure
Cabin is carried using gravity flow water-filling, the charging pipe import with gate valve is located at the downstream panels outside below minimum water line, outlet
In water-filling ballast tank；The water-filling ballast tank interior sealing is provided with exhaustor, the air inlet of the exhaustor is located at and fills
The top in Water Ballast cabin, the gas outlet end of the exhaustor is connected with 180 ° of elbows, and its port is higher than gate top；Described
Be provided with draining pump in equipment compartment, the suction hose ferrule of the draining pump deeply to the bottom of the water-filling ballast tank, its
The drain pipe mouth of pipe extends the outside in downstream side top of the plate portion.
5. aperture width scalable float type according to claim 1 overhauls steel-slag sand, it is characterised in that：The interlude
The dash side bottom of lock gate leaf is provided with end water sealing device, and the upstream side of the left/right lock gate leaf is stopped before being provided with
Water sealing device：
The end water sealing device includes the blade type being fixed on by bottom platen on the panel of interlude lock gate leaf upstream side
Rubber slab；It is provided with the upstream side flange plate of the left/right section lock gate leaf and gate height identical gum elastic skin,
The bottom of the gum elastic skin is to the horizontal-extending formation L-shaped structure in lock gate leaf inner side；Erect in the outside of the gum elastic skin
Straight flange is fixed on interlude gate by L-shaped pressing plate and L-shaped side watertight rubber plate overlap joint, medial shaft straight flange by water stop rubber pad
On gate flap, the gum elastic skin top and bottom are respectively designed with the hook matched with the slideway, by the hook
Gum elastic skin is hung on slideway, hook follows gum elastic hide to draw automatic adjusting position.
6. aperture width scalable float type according to claim 2 overhauls steel-slag sand, it is characterised in that：The interlude
Osculum is offered on the opening adjustment chamber downstream panel at lock gate leaf two ends.
7. aperture width scalable float type according to claim 1 overhauls steel-slag sand, it is characterised in that：In the gate
Bollard is provided with the top of gate flap and the capstan winch of hawser is adjusted manually；Offer into manhole in the roof of the lock gate leaf
Mouthful, sealing thereon is provided with cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620860735.6U CN206173906U (en) | 2016-08-10 | 2016-08-10 | Steel gate is overhauld to width adjustable body formula in drill way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620860735.6U CN206173906U (en) | 2016-08-10 | 2016-08-10 | Steel gate is overhauld to width adjustable body formula in drill way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206173906U true CN206173906U (en) | 2017-05-17 |
Family
ID=60240938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620860735.6U Withdrawn - After Issue CN206173906U (en) | 2016-08-10 | 2016-08-10 | Steel gate is overhauld to width adjustable body formula in drill way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206173906U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087899A (en) * | 2016-08-10 | 2016-11-09 | 河南省水利勘测设计研究有限公司 | Aperture width scalable float type maintenance steel-slag sand |
| CN108330921A (en) * | 2018-04-12 | 2018-07-27 | 中国电建集团贵阳勘测设计研究院有限公司 | Drainage method and device for high-narrow large-hole inlet gate |
| CN111945677A (en) * | 2020-08-25 | 2020-11-17 | 黄河勘测规划设计研究院有限公司 | Method for reducing negative pressure at bottom of plane gate and plane gate structure thereof |
-
2016
- 2016-08-10 CN CN201620860735.6U patent/CN206173906U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087899A (en) * | 2016-08-10 | 2016-11-09 | 河南省水利勘测设计研究有限公司 | Aperture width scalable float type maintenance steel-slag sand |
| CN106087899B (en) * | 2016-08-10 | 2018-02-27 | 河南省水利勘测设计研究有限公司 | Aperture width can adjust float type maintenance steel-slag sand |
| CN108330921A (en) * | 2018-04-12 | 2018-07-27 | 中国电建集团贵阳勘测设计研究院有限公司 | Drainage method and device for high-narrow large-hole inlet gate |
| CN108330921B (en) * | 2018-04-12 | 2023-04-07 | 中国电建集团贵阳勘测设计研究院有限公司 | Drainage method and device for high-narrow large-hole inlet gate |
| CN111945677A (en) * | 2020-08-25 | 2020-11-17 | 黄河勘测规划设计研究院有限公司 | Method for reducing negative pressure at bottom of plane gate and plane gate structure thereof |
| CN111945677B (en) * | 2020-08-25 | 2021-08-03 | 黄河勘测规划设计研究院有限公司 | Method for reducing negative pressure at bottom of plane gate and plane gate structure thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106087899B (en) | Aperture width can adjust float type maintenance steel-slag sand | |
| CN206173906U (en) | Steel gate is overhauld to width adjustable body formula in drill way | |
| CN109844228A (en) | Method and system for scalable flood control wall system | |
| CN203200722U (en) | Self-floating stoplog access door | |
| US20060078388A1 (en) | Water control structure | |
| CN208857807U (en) | It is a kind of to fill sluicing and water charging system for large scale ship | |
| CN204112291U (en) | Merogenesis floating box type tide-block sluice | |
| CN208500165U (en) | A kind of submarine afloat repair platform | |
| CN100567080C (en) | The box-shaped floating dock gate that a kind of hold is open | |
| CN201232169Y (en) | Deep water pier strengthening device | |
| CN205676849U (en) | It a kind of is easy to the flexible dam that boats and ships pass through immediately | |
| KR100952910B1 (en) | Floating gate dock and vessel construction method thereof | |
| CN206279513U (en) | A kind of partial equilibrium hydraulic hoisting ship elevator | |
| CN112854146A (en) | Vertical water stop structure at bottom of sluice trough and construction method thereof | |
| CN107642100A (en) | Apparatus and method for FS final spice engagement cavity draining | |
| CN106906798A (en) | Automatic discharge sluice gate ballast water case | |
| CN101684869B (en) | Gravity-type atmospheric dry chamber | |
| CN217480089U (en) | Intelligent stagnant water is equipped suitable for dry basement cabin restoration equipment | |
| CN203625876U (en) | Vertical ship lift of hydropower station | |
| CN102826205A (en) | Steel and concrete combined box type floating dock door | |
| CN2888200Y (en) | Aerated floating box type flap valve | |
| CN104404936A (en) | Reconstruction scheme from Three-Gorges ship passing equipment to 2I buoy breakwater net double-gate 200-million tons ship lock | |
| KR100890029B1 (en) | Gate built-in type aqueduct for tidal power embankment | |
| CN206015623U (en) | A kind of flood control control system with the double open arc shape gates of bottom rail plane | |
| CN219386212U (en) | Water filling type lock access door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20180227 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20180227 |