CN108643139A - A kind of hydraulic engineering of high efficiency filter barrage brake gear - Google Patents
A kind of hydraulic engineering of high efficiency filter barrage brake gear Download PDFInfo
- Publication number
- CN108643139A CN108643139A CN201810484102.3A CN201810484102A CN108643139A CN 108643139 A CN108643139 A CN 108643139A CN 201810484102 A CN201810484102 A CN 201810484102A CN 108643139 A CN108643139 A CN 108643139A
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- China
- Prior art keywords
- gear
- high efficiency
- winding
- steel wire
- efficiency filter
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- Granted
Links
- 238000004804 winding Methods 0.000 claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000012535 impurity Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 4
- 241001391944 Commicarpus scandens Species 0.000 claims description 3
- 241000606750 Actinobacillus Species 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- E02B8/02—Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material
- E02B8/023—Arresting devices for waterborne materials
-
- 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
- E02B8/02—Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material
- E02B8/023—Arresting devices for waterborne materials
- E02B8/026—Cleaning devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Barrages (AREA)
Abstract
The present invention provides a kind of hydraulic engineering of high efficiency filter barrage brake gears, including portal frame；The upper end of the portal frame is welded with winding case, is mounted on dam gate；It is bolted in the middle part of the lower inside of the winding case and is installed with winding motor, right end is installed with control panel；Steel wire rope is wound on the unwrapping wire wheel hub, and mounted on the inside of winding case；The draw ring is fixed by socket there are two setting on link block；There are two the link block is set, right end is weldingly fixed in dredging version, and its left end is provided with connection ring；The filter screen is worked out by steel wire, has good hardness, and be covered at the middle part of fixed plate；The lower end of the Wire winding shaft is held by connecting shaft to be rotatably installed in winding case interior lower end inner wall, and the upper end fixing sleeve is connected to take-up gear；The configuration of the present invention is simple realizes the high efficiency filter work to regulating dam, is worth of widely use.
Description
Technical field
The present invention relates to hydraulic engineering barrage brake apparatus, the hydraulic engineering of specifically a kind of high efficiency filter is filled with regulating dam
It sets.
Background technology
With the development of national economy and the raising of living standards of the people, influence of the people to environment is also increasing,
In influence for water environment also gradually increase.Current nearly all local government will all administer water environment pollution as government's work
The important process of work.Regulating dam act as in due course stopping river water, opens it when needed, and current blocks
Most of river lock does not have the practicability of Environment control, cannot remove the floating material in water so that water quality is in certain degree
It is affected.
Regulating dam act as in due course stopping river water, opens it when needed, current regulating dam
Only have the function of blocking water, discharge water without other practicabilities, the landscape regulating dam built in recent years is perpendicular to river
The regulating dam being arranged along a straight line, and sluice is substantially only one of gate, can not the garbage blocking in river be led to rubbish
As soon as rubbish and flow piece are flushed to Lower Reaches, Lower Reaches generation environment is polluted, and increases rubbish salvage expenses, due to being permitted
More gates are required for the artificial height according to water level to go to open and close gate, then artificially can not round-the-clock grasp water
Position, then according to the size of water level regulation gate, to cause some potential safety problems.
Invention content
The purpose of the present invention is to provide a kind of hydraulic engineering of high efficiency filter barrage brake gears, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of hydraulic engineering of high efficiency filter barrage brake gear, including portal frame；The upper end welding of the portal frame is solid
Surely there is winding case, be mounted on dam gate；It is bolted in the middle part of the lower inside of the winding case and is installed with receipts
Motor is rolled up, right end is installed with control panel；It is fixedly welded with rotation axis on the winding motor；The connecting shaft it is upper
Portion's fixing sleeve is connected to master gear；The left end of the master gear is connected with unwrapping wire gear by gear engagement rotation；The unwrapping wire tooth
Wheel is fixedly attached on paying out reel；The lower end inner wall for being rotatably installed in winding case is held by connecting shaft in the lower end of the paying out reel
In, middle part has been fixedly attached unwrapping wire wheel hub；Steel wire rope is wound on the unwrapping wire wheel hub, and mounted on the inside of winding case；
The lower part right end fixing bolt of the steel wire rope is on draw ring；The draw ring is fixed by socket there are two setting on link block；It is described
There are two link block is set, right end is weldingly fixed in dredging version, and its left end is provided with connection ring；The dredging version it is lower solid
Surely it is connected with the second sliding shoe；The second sliding shoe is slidably socketed in the second sliding bar；Second sliding bar and first is slided
The left and right ends of lever are weldingly fixed in fixed plate；There are two the fixed plate is set, it is weldingly fixed on the middle part of portal frame,
Its middle part is fixedly connected with filter screen；The filter screen is worked out by steel wire, has good hardness, and be covered in fixed plate
Middle part；The upper end of steel wire rope is wrapped in take-up wheel hub；The take-up wheel hub is fixedly attached on Wire winding shaft；The Wire winding shaft
Lower end is held by connecting shaft to be rotatably installed in winding case interior lower end inner wall, and the upper end fixing sleeve is connected to take-up gear；It is described
The left end of take-up gear is rotatablely connected by gear engagement with master gear.
As a further solution of the present invention：The upper end of the rotation axis is rotatably installed in the inner wall of winding case, and
Junction is equipped with connection bearing；The connection bearing is inlayed in the inner wall of winding case.
As a further solution of the present invention：The steel wire rope is worked out by steel wire, has good rigidity, not variable
Shape, not easy to break, left part offers drawstring hole through connection winding case in junction；The drawstring hole, which is inlayed, to be mounted on
Wind case inner wall in have good leakproofness, inside rubber pad is installed.
As a further solution of the present invention：The left end of the steel wire rope hangs over steel wire rope and stretches on bar；The steel wire rope
Bar setting is stretched there are four the four corners for being symmetrically distributed in portal frame, its rear end is weldingly fixed on connecting plate and draws steel wire rope
Directly；The connecting plate is respectively welded there are four setting in the left and right sides for being scheduled on portal frame.
As a further solution of the present invention：The top of the dredging version is fixedly connected with the first sliding block；Described first slides
Motion block is slidably socketed on the first sliding bar.
As a further solution of the present invention：The left and right ends of the dredging version are fixedly welded with filtering blade, its rear end
It is close to filter screen；The filtering blade is provided with two groups every group four, is symmetrically distributed in the both sides of dredging plate.
As a further solution of the present invention：The upper center of the dredging plate is fixedly connected with hydraulic cylinder；The hydraulic pressure
Hydraulic stem is slidably connected in the middle part of the top of cylinder, and is electrically connected by conducting wire and control panel.
As a further solution of the present invention：The upper end of the hydraulic stem is welded with installing frame, in the band of hydraulic cylinder
It is moved up and down under dynamic；The installing frame is square, the upper end leak out the water surface, inside be installed with impurity collecting net.
As further scheme of the invention：It is welded with link block in the middle part of the right end of the dredging plate；Link block
Right end connect with steel wire rope by draw ring.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention is mounted with winding case on addressee component, with good seal, passes through work for winding part
And installation space, protect its internal element from the interference of extraneous natural cause；In the front end of filter screen installation dredging plate, and
It is mounted with filtering blade on dredging plate, under the pulling of strip cord, impurity on filter screen will be remained in and be purged, prevent from filtering
Net blocks, while also the impurity in mode water flows to downstream, polluted source, and the apparatus structure is simple, realizes to regulating dam
High efficiency filter work, be worth of widely use.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the hydraulic engineering barrage brake gear of high efficiency filter.
Fig. 2 be a kind of high efficiency filter hydraulic engineering barrage brake gear in side view structural schematic diagram.
Fig. 3 be a kind of high efficiency filter hydraulic engineering barrage brake gear in Accrete clearing device structural schematic diagram.
Fig. 4 be a kind of high efficiency filter hydraulic engineering barrage brake gear in A-A structural schematic diagram.
In figure：1- connecting plates, 2- steel wire ropes stretch bar, 3- hydraulic cylinders, 4- hydraulic stems, 5- impurity collecting nets, 6- portal frames,
7- installing frames, 8- control panels, 9- wind case, 10- unwrapping wire wheel hubs, 11- paying out reels, 12- unwrapping wire gears, 13- rotation axis, 14-
Connection bearing, 15- master gears, 16- winding motors, 17- take-up gears, 18- Wire winding shafts, 19- take-up wheel hubs, 20- drawstrings hole,
21- steel wire ropes, 22- fixed plates, 23- filter screens, 24- first drip sliding bar, the second sliding bars of 25-, and 26- filters blade, 27- the
One sliding block, the second sliding blocks of 28-, 29- dredging plates, 30- link blocks, 31- draw rings.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
Please refer to Fig.1-4, a kind of hydraulic engineering of high efficiency filter barrage brake gear, including portal frame 6；The portal frame
6 upper end is welded with winding case 9, is mounted on dam gate, work and installation space are provided for entire filter device；Institute
It states to be bolted in the middle part of the lower inside of winding case 9 and is installed with winding motor 16, right end is installed with control
Panel 8 has good seal, is winding part by work and installation space, protect its internal element from it is extraneous from
The interference of right factor；It is fixedly welded with rotation axis 13 on the winding motor 16, power resources are provided for winding part；Described turn
The upper end of moving axis 13 is rotatably installed in the inner wall of winding case 9, and is equipped with connection bearing 14 in junction, by winding motor 16
Power transmission to connecting component；The connection bearing 14 is inlayed in the inner wall of winding case 9, and the work of connection transmission is played
With；The top fixing sleeve of connecting shaft 13 is connected to master gear 15；The left end of the master gear 15 is connected with by gear engagement rotation
Unwrapping wire gear 12 rotates under the drive of winding motor 16, to drive the connecting component of its underpart to carry out setting-out work；It is described
Unwrapping wire gear 12 is fixedly attached on paying out reel 11, transmits kinetic energy；The lower end of the paying out reel 11 is rotated by connecting bearing 14
In the lower end inner wall of winding case 9, middle part has been fixedly attached unwrapping wire wheel hub 10；It is wound with steel on the unwrapping wire wheel hub 10
Cord 21, and mounted on the inside of winding case 9；The steel wire rope 21 is worked out by steel wire, has good rigidity, not variable
Shape, not easy to break, left part offers drawstring hole 20 through connection winding case 9 in junction；Inlay peace in the drawstring hole 20
Mounted in winding case 9 inner wall in have good leakproofness, inside rubber pad is installed, prevent steel wire rope 21 pull when grind
Damage winding case 9；The left end of steel wire rope 21 hangs over steel wire rope and stretches on bar 2；The steel wire rope stretches the setting of bar 2, and there are four symmetrical
The four corners of portal frame 6 are distributed in, its rear end is weldingly fixed on connecting plate 1 and stretches steel wire rope 21, prevents it worked
Flexural deformation in journey influences its working efficiency；The left and right sides for being scheduled on portal frame 6 is respectively welded there are four setting in the connecting plate 1
On face, it is connected and fixed component；The lower part right end fixing bolt of steel wire rope 21 is on draw ring 31；There are two the draw ring 31 is set, set
It connects and is fixed on link block 30；There are two the link block 30 is set, right end is weldingly fixed in dredging version 29, and its left end is set
It is equipped with connection ring, is moved under the drive of draw ring 31, to drive the movement of its connecting component to carry out cleaning work；The dredging version
29 top is fixedly connected with the first sliding block 27, is moved under the pulling of steel wire rope, carries out dredging work；First sliding shoe
27 are slidably socketed on the first sliding bar 24；It is fixedly connected with the second sliding shoe 28 under dredging version 29；The second sliding shoe
28 are slidably socketed in the second sliding bar 25；The left and right ends of first sliding bar, 24 and second sliding bar 25 are weldingly fixed on
In fixed plate 22；There are two the fixed plate 22 is set, it is weldingly fixed on the middle part of portal frame 6, middle part is fixedly connected with filtering
Net 23 plays fixed support；The filter screen 23 is worked out by steel wire, has good hardness, will not be because of flow
And deform, and be covered at the middle part of fixed plate 22, prevent its impurity from flowing to downstream the contaminant filter in the water for flowing through gate, it is right
Water quality pollutes；The left and right ends of dredging version 29 are fixedly welded with filtering blade 26, and filter screen 23 is close in its rear end；The mistake
Filter blade 26 is provided with two groups every group four, is symmetrically distributed in the both sides of dredging plate 29, is moved to right in the drive bottom left of dredging plate 29
It is dynamic, the impurity such as the water plant and the branch that remain on filter screen 23 are cut off, prevent impurity from blocking filter screen 23；Dredging plate 29 it is upper
End middle part is fixedly connected with hydraulic cylinder 3；Hydraulic stem 4 is slidably connected in the middle part of the top of the hydraulic cylinder 3, and passes through conducting wire and control
Panel 8 processed is electrically connected；The upper end of the hydraulic stem 4 is welded with installing frame 7, is moved up and down under the drive of hydraulic cylinder 3,
To drive the connecting component of the upper end to move up and down；The installing frame 7 is square, and the upper end leaks out the water surface, internal solid
Dingan County is equipped with impurity collecting net 5, upper end can be made to remain at by adjusting hydraulic cylinder 3 according to the height of Various Seasonal water level
On the water surface, to which cleaning will be collected with the impurity of the water surface in water；It is welded with link block in the middle part of the right end of dredging plate 29
30；The right end of link block 30 is connect by draw ring 31 with steel wire rope 21；The upper end of steel wire rope 21 is wrapped in take-up wheel hub 19；It is described
Take-up wheel hub 19 is fixedly attached on Wire winding shaft 18, and wire 21 is wound, and is used cooperatively with unwrapping wire wheel hub 10, in winding motor
It drives steel wire rope 21 to move under 16 drive, dredging work is carried out to drive dredging plate 29 to move left and right；The Wire winding shaft 18
Lower end by connect bearing 14 be rotatably installed in winding 9 interior lower end inner wall of case in, the upper end fixing sleeve is connected to take-up gear
17；The left end of the take-up gear 17 by gear engagement with master gear 15 be rotatablely connected, under the drive of winding motor 16 with
Unwrapping wire gear 12 is used cooperatively.
The present invention operation principle be：Portal frame 6 is mounted on dam gate when device uses, passes through adjusting control face
Regulation button on plate 8, starting the height of the adjusting installing frame 7 of hydraulic cylinder 3 makes the upper end expose the surface；Start winding motor 16,
It drives take-up gear 17 and unwrapping wire gear 12 to rotate, to drive steel wire rope 21 to move, and then dredging plate 29 is driven to move left and right；
Filtering blade 26 on dredging plate 29 is moved left and right cuts off removing by the impurity remained on filter screen 23, in the band of dredging plate 29
Dynamic lower impurity collecting net 5 moves left and right the eliminating impurities that will be swum on the water surface.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, one skilled in the relevant art within the scope of knowledge, can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (9)
1. a kind of hydraulic engineering of high efficiency filter barrage brake gear, including portal frame (6)；It is characterized in that, the portal frame
(6) upper end is welded with winding case (9), is mounted on dam gate；Pass through in the middle part of the lower inside of the winding case (9)
It is bolted and is installed with winding motor (16), right end is installed with control panel (8)；On the winding motor (16)
It is fixedly welded with rotation axis (13)；The top fixing sleeve of the connecting shaft (13) is connected to master gear (15)；The master gear (15)
Left end unwrapping wire gear (12) is connected with by gear engagement rotation；The unwrapping wire gear (12) is fixedly attached to paying out reel (11)
On；The lower end of the paying out reel (11) is rotatably installed in by connecting bearing (14) in the lower end inner wall of winding case (9), middle part
Fixing sleeve is connected to actinobacillus wheel hub (10)；Steel wire rope (21) is wound on the unwrapping wire wheel hub (10), and mounted on winding case (9)
It is internal；The lower part right end fixing bolt of the steel wire rope (21) is on draw ring (31)；There are two the draw ring (31) sets, socket is solid
It is scheduled on link block (30)；There are two the link block (30) sets, right end is weldingly fixed in dredging version (29), and its left end
It is provided with connection ring；It is fixedly connected with the second sliding shoe (28) under the dredging version (29)；The second sliding shoe (28) is sliding
It is dynamic to be socketed in the second sliding bar (25)；The left and right ends of second sliding bar (25) and the first sliding bar (24) are welded and fixed
In fixed plate (22)；There are two the fixed plate (22) sets, it is weldingly fixed on the middle part of portal frame (6), middle part is fixed to be connected
It is connected to filter screen (23)；The filter screen (23) is worked out by steel wire, has good hardness, and be covered in fixed plate (22)
Middle part；The upper end of steel wire rope (21) is wrapped in take-up wheel hub (19)；The take-up wheel hub (19) is fixedly attached to Wire winding shaft
(18) on；The lower end of the Wire winding shaft (18) is rotatably installed in by connecting bearing (14) in winding case (9) interior lower end inner wall,
The upper end fixing sleeve is connected to take-up gear (17)；The left end of the take-up gear (17) is turned by gear engagement with master gear (15)
Dynamic connection.
2. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that described turn
The upper end of moving axis (13) is rotatably installed in the inner wall of winding case (9), and is equipped with connection bearing (14) in junction；The company
Joint bearing (14) is inlayed in the inner wall of winding case (9).
3. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that the steel
Cord (21) is worked out by steel wire, is had good rigidity, is unlikely to deform, not easy to break, and left part is through connection winding case
(9), and in junction drawstring hole (20) is offered；The drawstring hole (20) is inlayed to be had in the inner wall of winding case (9)
Good leakproofness, inside rubber pad is installed.
4. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that the steel
The left end of cord (21) hangs over steel wire rope and stretches on bar (2)；The steel wire rope stretches bar (2) setting, and there are four be symmetrically distributed in
The four corners of portal frame (6), its rear end are weldingly fixed on connecting plate (1) and stretch steel wire rope (21)；The connecting plate (1) sets
There are four be respectively welded in the left and right sides for being scheduled on portal frame (6).
5. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that described clear
The top of silt version (29) is fixedly connected with the first sliding block (27)；First sliding shoe (27) is slidably socketed in the first sliding bar
(24) on.
6. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that described clear
The left and right ends of silt version (29) are fixedly welded with filtering blade (26), and filter screen (23) is close in its rear end；The filtering blade
(26) two groups every group four are provided with, the both sides of dredging plate (29) are symmetrically distributed in.
7. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that described clear
The upper center of silt plate (29) is fixedly connected with hydraulic cylinder (3)；Hydraulic stem is slidably connected in the middle part of the top of the hydraulic cylinder (3)
(4), it and by conducting wire and control panel (8) is electrically connected.
8. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that the liquid
The upper end of compression bar (4) is welded with installing frame (7), is moved up and down under the drive of hydraulic cylinder (3)；The installing frame (7) is in
Square, the upper end leak out the water surface, inside be installed with impurity collecting net (5).
9. a kind of hydraulic engineering barrage brake gear of high efficiency filter according to claim 1, which is characterized in that described clear
It is welded with link block (30) in the middle part of the right end of silt plate (29)；The right end of link block (30) passes through draw ring (31) and steel wire rope
(21) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484102.3A CN108643139B (en) | 2018-05-19 | 2018-05-19 | Efficient filtering river sluice device for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484102.3A CN108643139B (en) | 2018-05-19 | 2018-05-19 | Efficient filtering river sluice device for hydraulic engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108643139A true CN108643139A (en) | 2018-10-12 |
| CN108643139B CN108643139B (en) | 2020-09-15 |
Family
ID=63757101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810484102.3A Active CN108643139B (en) | 2018-05-19 | 2018-05-19 | Efficient filtering river sluice device for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108643139B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110144863A (en) * | 2019-06-03 | 2019-08-20 | 陕西助智信息技术有限公司 | A kind of multi-functional environment-friendly engineering riverway waste collection device |
| CN110306509A (en) * | 2019-07-11 | 2019-10-08 | 解涛 | A kind of marine pollution cleaning device |
| CN112627119A (en) * | 2020-12-04 | 2021-04-09 | 金恩升 | River channel gate device for preventing flood and waterlogging blockage |
| CN115447948A (en) * | 2022-10-28 | 2022-12-09 | 赣州市怡辰宏焰能源科技有限公司 | Plug board free of deformation in high-temperature environment |
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|---|---|---|---|---|
| CN110144863A (en) * | 2019-06-03 | 2019-08-20 | 陕西助智信息技术有限公司 | A kind of multi-functional environment-friendly engineering riverway waste collection device |
| CN110306509A (en) * | 2019-07-11 | 2019-10-08 | 解涛 | A kind of marine pollution cleaning device |
| CN112627119A (en) * | 2020-12-04 | 2021-04-09 | 金恩升 | River channel gate device for preventing flood and waterlogging blockage |
| CN115447948A (en) * | 2022-10-28 | 2022-12-09 | 赣州市怡辰宏焰能源科技有限公司 | Plug board free of deformation in high-temperature environment |
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Inventor after: Zou Chen Inventor after: Zhang Qingfu Inventor after: Li Lei Inventor after: Zhang Tingren Inventor before: Zhang Tingren |
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Effective date of registration: 20200819 Address after: No.5, 4 / F, Shiwan overseas company compound, Wufeng 4th Road, Chancheng District, Foshan City, Guangdong Province 528000 Applicant after: Guangdong Jitong Group Co., Ltd Address before: 312500 Changle 240, Dongming Village, Dongming Township, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Zhang Tingren |
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