CN110106839A - One kind is convenient for unlatching and measuring body anti-corrosion gate - Google Patents
One kind is convenient for unlatching and measuring body anti-corrosion gate Download PDFInfo
- Publication number
- CN110106839A CN110106839A CN201910406120.4A CN201910406120A CN110106839A CN 110106839 A CN110106839 A CN 110106839A CN 201910406120 A CN201910406120 A CN 201910406120A CN 110106839 A CN110106839 A CN 110106839A
- Authority
- CN
- China
- Prior art keywords
- gate
- sliding slot
- unlatching
- lever
- convenient
- 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.)
- Granted
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 22
- 239000011159 matrix material Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000002787 reinforcement Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 230000002401 inhibitory effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000039 congener Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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
- E02B7/26—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
- E02B7/34—Flash- boards for 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses one kind convenient for unlatching and measuring body anti-corrosion gate, belong to hydraulic engineering technical field, solve the problems, such as that existing gate is only vertical single opening and closing mode of operation, unlatching is difficult and compression strength is poor, it is characterized in that: including gate ontology and gate frame, the gate ontology is mounted in gate frame, and gate frame is mounted on the gate floodwater releasing port of gate matrix；By the way that limit sliding chutes, vertical lever sliding slot and circular arc lever sliding slot are arranged on gate matrix, conducive to realization gate ontology and gate frame vertical lifting under the pulling of reel and hawser, gate ontology and gate frame around rotary shaft under the rotation of gate arc-shaped guide rail, realize fully opening for gate, gate ontology and gate mount structure of the invention is firm, anticorrosion ability is good, is convenient for opening and crushing resistance is good.
Description
Technical field
The present invention relates to hydraulic engineering technical fields, are specifically related to a kind of convenient for unlatching and measuring body anti-corrosion gate.
Background technique
Start-stop device of water conservancy gate is for closing and opening the control facility in channel let out or discharge water, the weight of hydraulic structure
Component part is wanted, can be used to intercept water flow, control water level adjusts flow, discharge silt and drift etc..With the rise of high dam
With large capacity water conservancy unit development, savings are carried out to water flow by key water control project and stool problems are most important, wherein water conservancy pivot
Knob is higher and higher to the design and manufacture such as gate and headstock gear even material technology requirement, to continuously emerge in the market not
Congener start-stop device of water conservancy gate.
But start-stop device of water conservancy gate at present on the market, in use due to the knot of the upstream face of gate sheet
The secured performance of structure and intensity are lower, can usually occur the broken situation of gate sheet fracture under too strong hydraulic pressure, gate sheet
Whole service life is low.
Chinese patent CN205907659U discloses a kind of start-stop device of water conservancy gate, includes gate matrix, the gate base
The top of body is fixedly installed with main platform and auxiliary platform, the middle part of the auxiliary platform and main platform inner cavity respectively from right to left
It is connected with screw rod, assists being fixedly connected to speed reducer, the inner cavity of the gate matrix at the top of platform and main platform
Gate load carrier is connected in the gate Longkou opened up.Although can be improved the resistance to compression anti-impact force of gate sheet entirety with
And water resistant body corrosive nature, reinforce the sound construction performance and intensity of gate sheet upstream face, reduces suffered by gate sheet upstream face
The hydraulic pressure arrived extends the service life of gate sheet, and can increase substantially the stability and stability of gate sheet, is conducive to
Quick regulating gate plate realizes steady promotion or descending motion.But the opening/shutting mode of this water conservancy gate structure is single, only
It is able to carry out vertical opening and closing operation, the unlatching of gate is difficult and inconvenient, and anti-corrosion capability is also poor, and it is impossible to meet water
The demand of sharp engineering.
Accordingly, it is desirable to provide a kind of convenient for unlatching and measuring body anti-corrosion gate, it is intended to solve the above problems.
Summary of the invention
In view of the deficienciess of the prior art, being designed to provide for the embodiment of the present invention is a kind of convenient for unlatching and measuring body
Anti-corrosion gate, to solve the problems in above-mentioned background technique.
To achieve the above object, the invention provides the following technical scheme:
One kind is convenient for unlatching and measuring body anti-corrosion gate, including gate ontology and gate frame, the gate ontology are mounted on lock
In doorframe, gate frame is mounted on the gate floodwater releasing port of gate matrix, and gate frame upper end two sides are connected with rotary shaft, rotary shaft setting
In in the limit sliding chutes of gate matrix, gate arch connection cable；Gate frame bottom two sides are connected with framework lever, framework shelves
Bar is slideably positioned in vertical lever sliding slot, and vertical lever sliding slot upper side is connected to circular arc lever sliding slot, circular arc lever sliding slot
The circumferential rear side being arranged and be set to gate ontology when being located at the top of limit sliding chutes along wireline reel.
As a further solution of the present invention, one end for pulling and supporting block and hawser that the gate frame is welded by top middle portion
It is connected.
As a further solution of the present invention, on reel, wireline reel one end connection of reel is used for the cable takeup
The crank of manual operation, the other end of wireline reel are connected with for electrically operated traction motor.
As a further solution of the present invention, the limit sliding chutes are arranged along the vertical direction, and vertical lever sliding slot setting exists
On gate matrix and it is set to the underfaces of limit sliding chutes, framework lever is slideably positioned in vertical lever sliding slot.
As a further solution of the present invention, the circular arc lever sliding slot is equipped with guide rail teeth, guide rail teeth and setting
Gate tooth sector on framework lever is meshed, and gate tooth sector connects floodgate driving motor.
As a further solution of the present invention, the gate ontology by framework of steel reinforcement, be welded in the steel of framework of steel reinforcement two sides
Panel processed, the corrosion-inhibiting coating coated on steel panel surface and the coagulation local soil type that is poured between two steel panels at.
As a further solution of the present invention, locking structure is installed on the wireline reel of the reel, locking structure includes
The locking bar for being fixed on the gear on wireline reel and being mutually engaged with teeth on gear.
In conclusion the embodiment of the present invention has the advantages that compared with prior art
Of the invention is convenient for unlatching and measuring body anti-corrosion gate, passes through and limit sliding chutes, vertical lever are arranged on gate matrix
Sliding slot and circular arc lever sliding slot, conducive to gate ontology and gate frame vertical lifting is realized under the pulling of reel and hawser, in lock
Door body and gate frame under the rotation of gate arc-shaped guide rail, realize fully opening for gate, gate sheet of the invention around rotary shaft
Body and gate mount structure are firm, and anticorrosion ability is good, are convenient for opening and crushing resistance is good.
In order to explain the structural features and functions of the invention more clearly, come with reference to the accompanying drawing with specific embodiment to this hair
It is bright to be described in detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of inventive embodiments.
Fig. 2 is the structural schematic diagram of circular arc lever sliding slot on gate matrix in inventive embodiments.
Fig. 3 is the structural schematic diagram of framework lever in inventive embodiments.
Fig. 4 is the structural schematic diagram of gate frame in inventive embodiments.
Fig. 5 is the structural schematic diagram of gate ontology in inventive embodiments.
Appended drawing reference: 1- gate matrix, 2- gate floodwater releasing port, 3- gate ontology, 4- gate frame, 5- pull and support block, 6- rotation
Axis, 7- limit sliding chutes, 8- hawser, 9- reel, 10- wireline reel, 11- crank, 12- traction motor, 13- framework lever, 14- are vertical
Lever sliding slot, 15- circular arc lever sliding slot, 16- gate arc-shaped guide rail, 17- guide rail teeth, 18- gate tooth sector, 19- gate
Driving motor, 20- steel panel, 21- corrosion-inhibiting coating, 22- framework of steel reinforcement, 23- concrete.
Specific embodiment
The following further describes the technical solution of the present invention in the following with reference to the drawings and specific embodiments.
Embodiment 1
Referring to FIG. 1 to FIG. 5, one kind is convenient for unlatching and measuring body anti-corrosion gate, including gate ontology 3 and gate frame 4, the lock
Door body 3 is mounted in gate frame 4, and gate frame 4 is mounted on the gate floodwater releasing port 2 of gate matrix 1, and 4 upper end two sides of gate frame connect
It is connected to rotary shaft 6, rotary shaft 6 is set in the limit sliding chutes 7 of gate matrix 1, and limit sliding chutes 7 are arranged along the vertical direction, is used for
Rotary shaft 6 is limited along limit sliding chutes 7 are vertically movable；
4 top middle portion of gate frame, which is welded with, pulls and supports block 5, pulls and supports one end of 5 connection cable 8 of block, hawser 8 is wound in reel 9
On, crank 11 of 10 one end of the wireline reel connection of reel 9 for manual operation, the other end of wireline reel 10 is connected with for electronic
The traction motor 12 of operation can be realized the roll drive to reel 9 under the operation of crank 11 or traction motor 12, into
And the lift adjustment of gate frame 4 and gate ontology 3 is realized under the pulling of hawser 8.
4 two sides of the bottom of gate frame are connected with framework lever 13, and framework lever 13 is slideably positioned in vertical lever sliding slot
In 14, vertical lever sliding slot 14 is arranged on gate matrix 1 and is set to the underface of limit sliding chutes 7, when gate frame 4 is along limit
When 7 oscilaltion of sliding slot, also driving framework lever 13, vertically lever sliding slot 14 is gone up and down together；When framework lever 13 move to it is perpendicular
When to lever 14 bottom of sliding slot, the gate matrix 1 of gate frame 4 and 2 bottom of gate floodwater releasing port is closed, and realizes the closure of gate.
Vertical 14 upper side of lever sliding slot is connected to circular arc lever sliding slot 15, and circular arc lever sliding slot 15 is along wireline reel 10
The circumferential rear side being arranged and be set to gate ontology 3 when positioned at 7 top of limit sliding chutes, circular arc lever sliding slot 15 are equipped with guide rail
Teeth 17, guide rail teeth 17 are meshed with the gate tooth sector 18 being arranged on framework lever 13, and gate tooth sector 18 connects
Connect floodgate driving motor 19；Preferably, in embodiments of the present invention, the framework lever 13 is rotatably dispose in gate frame 4, and two
Be equipped with bearing between person, framework lever 13 by the upper gear of motor shaft of its gear and floodgate driving motor 19 be intermeshed into
Row transmission.
When vertically lever sliding slot 14 moves upwards framework lever 13, at this point, between gate frame 4 and gate matrix 1
Gate floodwater releasing port 2 opens certain altitude, can flow out for a part of water；It is pushed up when framework lever 13 moves to vertical lever sliding slot 14
When portion, rotary shaft 6 moves to 7 top of limit sliding chutes, under the effect of 3 front side hydraulic pressure of gate ontology, gate frame under the pulling of hawser 8
The framework lever 13 of 4 bottom sides moves in circular arc lever sliding slot 15, at this point, gate ontology 3 and gate frame 4 are rotated around rotary shaft 6,
Gate ontology 3 and gate frame 4 fully open, and water flow is discharged along gate floodwater releasing port 2, realize the unlatching of gate；When needing to be closed,
Under the driving of floodgate driving motor 19, gate tooth sector 18 is moved along gate arc-shaped guide rail 16, until the frame of 4 two sides of gate frame
Body lever 13 moves to vertical lever sliding slot 14, at this point, traction motor 12 is rotated backward with movable reel 9, gate frame 4 and gate sheet
Body 3 lands, until 4 bottom of gate frame is closed with 1 phase of gate matrix, the closure of gate can be realized, easy to operate.
The gate ontology 3 by framework of steel reinforcement 22, the steel panel 20 that is welded in 22 two sides of framework of steel reinforcement, be coated on steel
The corrosion-inhibiting coating 21 on 20 surface of panel and the concrete 23 being poured between two steel panels 20 composition；Make molding gate
Ontology 3 is mounted in gate frame 4；4 stabilized structure of gate ontology 3 and gate frame of the invention, anticorrosion ability is good, is convenient for
It opens and crushing resistance is good.
Embodiment 2
FIG. 1 to FIG. 5 is please referred to, one kind is convenient for unlatching and measuring body anti-corrosion gate, including gate ontology 3 and gate frame 4, gate
It is used for the reel 9 that hawser 8 is wound at the top of frame 4, locking structure is also equipped on wireline reel 10, locking structure includes being fixed on volume
Gear on axis 10 and the locking bar being mutually engaged with teeth on gear, after locking bar blocks the teeth of gear, i.e.,
The gear and wireline reel 10 on wireline reel 10 can be prevented to rotate backward, the gate ontology 3 and gate sling can be effectively prevented
Frame 4 lands suddenly, remaining structure division of unlatching and closed procedure conducive to gate stabilization, the present embodiment is same as Example 1.
The technical principle of the invention is described above in combination with a specific embodiment, is only the preferred embodiment of the present invention.This
The protection scope of invention is not limited merely to above-described embodiment, and all technical solutions belonged under thinking of the present invention belong to the present invention
Protection scope.Those skilled in the art, which does not need to pay for creative labor, can associate other specific realities of the invention
Mode is applied, these modes will fall within the scope of protection of the present invention.
Claims (7)
1. one kind is convenient for unlatching and measuring body anti-corrosion gate, including gate ontology (3) and gate frame (4), which is characterized in that institute
It states gate ontology (3) to be mounted in gate frame (4), gate frame (4) is mounted on the gate floodwater releasing port (2) of gate matrix (1), gate
Frame (4) upper end two sides are connected with rotary shaft (6), and rotary shaft (6) is set in the limit sliding chutes (7) of gate matrix (1), gate frame
(4) top connection cable (8)；Gate frame (4) two sides of the bottom are connected with framework lever (13), and framework lever (13) is slideably positioned in
In vertical lever sliding slot (14), vertical lever sliding slot (14) upper side is connected to circular arc lever sliding slot (15), circular arc lever sliding slot
(15) the circumferential rear side being arranged and be set to gate ontology (3) when being located at the top of limit sliding chutes (7) along wireline reel (10).
2. according to claim 1 convenient for unlatching and measuring body anti-corrosion gate, which is characterized in that the gate frame (4)
It is connected by the block (5) that pulls and supports that top middle portion is welded with one end of hawser (8).
3. according to claim 2 convenient for unlatching and measuring body anti-corrosion gate, which is characterized in that the hawser (8) twines
It is around on reel (9), crank (11) of wireline reel (10) one end connection of reel (9) for manual operation, wireline reel (10)
The other end is connected with for electrically operated traction motor (12).
4. according to claim 1 convenient for unlatching and measuring body anti-corrosion gate, which is characterized in that the limit sliding chutes
(7) it is arranged along the vertical direction, vertical lever sliding slot (14) is arranged on gate matrix (1) and is set to limit sliding chutes (7) just
Lower section, framework lever (13) are slideably positioned in vertical lever sliding slot (14).
5. according to claim 4 convenient for unlatching and measuring body anti-corrosion gate, which is characterized in that the circular arc lever is sliding
Slot (15) is equipped with guide rail teeth (17), guide rail teeth (17) and the gate tooth sector (18) being arranged on framework lever (13)
It is meshed, gate tooth sector (18) connects floodgate driving motor (19).
6. -5 is any described convenient for opening and measuring body anti-corrosion gate according to claim 1, which is characterized in that the gate
Ontology (3) by framework of steel reinforcement (22), the steel panel (20) that is welded in framework of steel reinforcement (22) two sides, be coated on steel panel (20)
The corrosion-inhibiting coating (21) on surface and the concrete (23) being poured between two steel panels (20) composition.
7. according to claim 3 convenient for unlatching and measuring body anti-corrosion gate, which is characterized in that the reel (9)
Locking structure is installed on wireline reel (10), locking structure include the gear being fixed on wireline reel (10) and with tooth on gear
The locking bar that tooth is mutually engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406120.4A CN110106839B (en) | 2019-05-15 | 2019-05-15 | Anticorrosive formula gate convenient to open and resistance to compression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406120.4A CN110106839B (en) | 2019-05-15 | 2019-05-15 | Anticorrosive formula gate convenient to open and resistance to compression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110106839A true CN110106839A (en) | 2019-08-09 |
| CN110106839B CN110106839B (en) | 2021-01-12 |
Family
ID=67490315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910406120.4A Active CN110106839B (en) | 2019-05-15 | 2019-05-15 | Anticorrosive formula gate convenient to open and resistance to compression |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110106839B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705754A (en) * | 2020-06-09 | 2020-09-25 | 张进美 | Water sluicegate headstock gear |
| CN113338230A (en) * | 2021-06-16 | 2021-09-03 | 惠州市正海机电自动化设备有限公司 | Gate height control device using multi-ring potentiometer |
| CN117684519A (en) * | 2024-01-31 | 2024-03-12 | 江苏润泉水务科技有限公司 | Gate hoist for flood control engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0641937A (en) * | 1992-07-22 | 1994-02-15 | Kaishin:Kk | Two-stage gate device |
| CN108005035A (en) * | 2017-11-22 | 2018-05-08 | 广州谷粒优智能科技有限公司 | Hydraulic engineering gate |
| CN208633071U (en) * | 2018-05-25 | 2019-03-22 | 湖南零陵恒远发电设备有限公司 | A kind of water conservancy gate hoist of good airproof performance |
| CN109577288A (en) * | 2019-01-25 | 2019-04-05 | 黑龙江省翔波新材料新技术应用开发有限公司 | A kind of hydraulic engineering gate |
| CN208762975U (en) * | 2018-09-01 | 2019-04-19 | 刘瑞昆 | A kind of water conservancy gate jack up unit |
-
2019
- 2019-05-15 CN CN201910406120.4A patent/CN110106839B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0641937A (en) * | 1992-07-22 | 1994-02-15 | Kaishin:Kk | Two-stage gate device |
| CN108005035A (en) * | 2017-11-22 | 2018-05-08 | 广州谷粒优智能科技有限公司 | Hydraulic engineering gate |
| CN208633071U (en) * | 2018-05-25 | 2019-03-22 | 湖南零陵恒远发电设备有限公司 | A kind of water conservancy gate hoist of good airproof performance |
| CN208762975U (en) * | 2018-09-01 | 2019-04-19 | 刘瑞昆 | A kind of water conservancy gate jack up unit |
| CN109577288A (en) * | 2019-01-25 | 2019-04-05 | 黑龙江省翔波新材料新技术应用开发有限公司 | A kind of hydraulic engineering gate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705754A (en) * | 2020-06-09 | 2020-09-25 | 张进美 | Water sluicegate headstock gear |
| CN111705754B (en) * | 2020-06-09 | 2021-09-28 | 宁夏瑞通翔公路工程有限公司 | Water sluicegate headstock gear |
| CN113338230A (en) * | 2021-06-16 | 2021-09-03 | 惠州市正海机电自动化设备有限公司 | Gate height control device using multi-ring potentiometer |
| CN117684519A (en) * | 2024-01-31 | 2024-03-12 | 江苏润泉水务科技有限公司 | Gate hoist for flood control engineering |
| CN117684519B (en) * | 2024-01-31 | 2024-04-30 | 江苏润泉水务科技有限公司 | Gate hoist for flood control engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110106839B (en) | 2021-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110106839A (en) | One kind is convenient for unlatching and measuring body anti-corrosion gate | |
| CN207812412U (en) | A kind of water conservancy gate | |
| CN208133279U (en) | A kind of truck mixer with noise reduction effect | |
| CN206986856U (en) | A kind of hydraulic engineering river course gate | |
| CN206448248U (en) | A kind of hydraulic engineering lift water conservancy gate | |
| CN203755254U (en) | Horizontal sliding flood gate | |
| CN112144485B (en) | Culvert gate structure | |
| CN220013600U (en) | Gate for water conservancy irrigation diversion | |
| CN210593526U (en) | Flow-adjustable blanking funnel mouth | |
| CN107044110A (en) | A kind of two-way rolling open and close machine | |
| CN111535267A (en) | Adjustable water sluicegate convenient to switching | |
| CN216686244U (en) | Feeding device for bucket elevator | |
| CN207092027U (en) | A kind of automatic horizontal gate for being suitable to regulation spillway discharge capacity | |
| CN215562426U (en) | Convertible river course sluice that hydraulic engineering used | |
| CN214832434U (en) | Novel hydraulic engineering gate device | |
| CN218263755U (en) | Hydraulic engineering is with opening and close gate | |
| CN211646278U (en) | Gate for hydraulic engineering convenient to close | |
| CN208235456U (en) | A kind of hydraulic engineering gate | |
| CN208790331U (en) | A kind of high hopper of new type mortar | |
| CN218803112U (en) | Dispersion machine for processing polymer cement grouting material | |
| CN213390082U (en) | Opening and closing device for discharge port of immersed tube compaction gravel pile | |
| CN219430686U (en) | Small-sized water conservancy gate | |
| CN216586425U (en) | Over-and-under type water sluicegate for hydraulic engineering | |
| CN212427009U (en) | Novel dam is waterproof with sluice | |
| CN218492437U (en) | Water conservancy opening and closing gate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201218 Address after: 063500 nanbaozuidong Industrial Zone, LUANNAN COUNTY, Tangshan City, Hebei Province Applicant after: TANGSHAN WEIDE MARINE EQUIPMENT Co.,Ltd. Address before: No. 301, Tangzhen Road, Kaiping District, Tangshan City, Hebei Province 063021 Applicant before: Wu Qinglin |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |