CN106702971A - Mechanical water gate brake for dam - Google Patents
Mechanical water gate brake for dam Download PDFInfo
- Publication number
- CN106702971A CN106702971A CN201710029819.4A CN201710029819A CN106702971A CN 106702971 A CN106702971 A CN 106702971A CN 201710029819 A CN201710029819 A CN 201710029819A CN 106702971 A CN106702971 A CN 106702971A
- Authority
- CN
- China
- Prior art keywords
- hollow
- mechanical water
- supporting substrate
- block
- dam
- 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
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
- E02B7/36—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)
- Electromagnets (AREA)
Abstract
The invention discloses a mechanical water gate brake for a dam. The mechanical water gate brake for the dam comprises two tesseras and a gate block. A groove structure is formed in the inner side of each tessera, a supporting rod is fixed to the top of each tessera, a supporting base plate is fixed to the tops of the two supporting rods, and a hollow pillar is installed in the center of the top of the supporting base plate; and a hollow structure is installed in the hollow pillar, and a piston is assembled in the portion, located in the hollow structure, of the hollow pillar. According to the mechanical water gate brake for the dam, the electromagnetism theory and the hydraulic theory are utilized to lift and bring down a gate, and a stable lifting function is achieved owing to the characteristics of hydraulic pressure; and a sealing mode is adopted among main parts, and meanwhile under the effect of hydraulic oil, the phenomenon of part rust can be prevented, so that the mechanical water gate brake for the dam has a long service life.
Description
Technical field
The present invention relates to mechanical equipment technical field, specially a kind of dam is with mechanical water valve lock.
Background technology
At present, in terms of water conservancy, in order to the discharge for realizing water conservancy can all use water valve lock, and large-scale water valve lock is in lifting
During gate, be by motor band moving gear rotate rotation, play castering action, institute for connect gate the body of rod be steel
System, and outer surface is provided with helicitic texture, but the leaking down cruelly in air due to long-time, threaded rod can produce rusty stain, actual
Service life is relatively low.
The content of the invention
It is an object of the invention to provide a kind of dam with mechanical water valve lock, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the present invention provides following technical scheme：
A kind of dam mechanical water valve lock, including mosaic block and gate block, the mosaic block include two, inlay described in each
Block inner side is provided with groove structure, and a support bar is fixed at two tops of the mosaic block, two support bars
A supporting substrate is fixed at top, and a centrally disposed hollow posts at the top of the supporting substrate, the inside of the hollow posts is set
There is hollow structure, the hollow posts in the piston of mounted inside one positioned at hollow structure, fix by the center of the bottom of the piston
One connecting rod, and the connecting rod passes through the spacing ring structure for being arranged on the hollow posts inner bottom, the connecting rod runs through
The supporting substrate, and the connecting rod is fixing valve block described in, the valve block positioned at the bottom of the supporting substrate
Both sides card be placed on two inside of the groove structure, the both sides at the top of the supporting substrate are respectively fixed with hollow shell
With drawing liquid pipeline, the hollow shell is internally provided with hollow-core construction, the supporting substrate to be internally provided with connection described
First connectivity structure of hollow structure and hollow-core construction, being internally provided with for the supporting substrate connects the hollow structure and takes out
Second connectivity structure in liquid pipe road, the inside of first connectivity structure is installed by one first check valve, second connectivity structure
Inside install an electric control valve, a motor is fixed in the upper surface of the supporting substrate, and the main shaft of the motor runs through
The drawing liquid pipeline, the main shaft of the motor fixes a turbine, the hollow shell in one end of the inside positioned at liquid suction pipe road
The inside of body is wound with the iron core of coil being fixed directly over hollow-core construction outside one, the inside of the hollow-core construction is put
Put a permanent magnet valve block, the permanent magnet valve block center is for through-hole structure and inside is provided with the second check valve, the iron core
With the connectivity structure for being provided centrally with connecting hollow-core construction of hollow shell, the top of the drawing liquid pipeline and the connectivity structure
Between connected by hydraulic hose, the inside of the hollow-core construction, the first connectivity structure and the second connectivity structure is filled with liquid
Force feed.
Preferably, the control signal of the electric control valve connects the control output end of a group controller by wire.
Preferably, the control signal of the motor connects the control output end of a group controller by wire.
Preferably, the control signal of the coil connects the control output end of a group controller by wire.
Preferably, the side of the piston is socketed a piston bush.
Preferably, the inside of the supporting substrate is being provided with sealing ring positioned at the position of the connecting rod.
Preferably, the permanent magnet valve block is made up of Nd-Fe-B permanent magnet.
Preferably, the side of the permanent magnet valve block is socketed a piston bush.
Preferably, the liquid feeding end of first check valve is located at the side of the hollow-core construction.
Preferably, the liquid feeding end of second check valve is located at the side of the iron core.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention utilizes electromagnetic principle and hydraulic principle, gate is lifted and is declined, and due to the characteristic of hydraulic pressure, can play
The castering action of stabilization, and due to being seal form between critical piece, while in the presence of hydraulic oil, being prevented from portion
Part gets rusty the generation of phenomenon, its long service life.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the dam of the invention with mechanical water valve lock；
Fig. 2 is a kind of structural representation of the dam of the invention with the cross section of mosaic block in mechanical water valve lock；
Fig. 3 is a kind of overlooking the structure diagram of the dam of the invention with iron core and coil in mechanical water valve lock.
In figure：1, mosaic block, 2, groove structure, 3, support bar, 4, supporting substrate, 5, hollow posts, 6, spacing ring structure, 7,
Hollow structure, 8, piston, 9, connecting rod, 10, gate block, 11, hollow shell, 12, drawing liquid pipeline, 13, the first connectivity structure,
14, the second connectivity structure, 15, the first check valve, 16, electric control valve, 17, iron core, 18, coil, 19, hollow-core construction, 20, permanent magnetism
Body valve block, 21, the second check valve, 22, connectivity structure, 23, turbine, 24, hydraulic hose, 25, motor.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of embodiment that the present invention is provided：A kind of dam with mechanical water valve lock, including
Mosaic block 1 and gate block 10, the mosaic block 1 include two, and each inner side of the mosaic block 1 is provided with groove structure 2, and
A support bar 3 is fixed at two tops of the mosaic block 1, and a supporting substrate 4, institute are fixed in the top of two support bars 3
State a centrally disposed hollow posts 5 at the top of supporting substrate 4, the hollow posts 5 are internally provided with hollow structure 7, it is described in
Void column 5 fixes a connecting rod 9, and institute at the piston 8 of mounted inside one positioned at hollow structure 7, the center of the bottom of the piston 8
State connecting rod 9 and pass through the spacing ring structure 6 for being arranged on the inner bottom of the hollow posts 5, the connecting rod 9 runs through the branch support group
Plate 4, and the connecting rod 9 is fixing valve block 10 described in, the two of the valve block 10 positioned at the bottom of the supporting substrate 4
Side card is placed on two inside of the groove structure 2, and the both sides at the top of the supporting substrate 4 are respectively fixed with hollow shell 11
With drawing liquid pipeline 12, the hollow shell 11 is internally provided with hollow-core construction 19, the company of being internally provided with of the supporting substrate 4
First connectivity structure 13 of the logical hollow structure 7 and hollow-core construction 19, being internally provided with for the supporting substrate 4 connects described
Second connectivity structure 14 of hollow structure 7 and drawing liquid pipeline 12, the inside installation one first of first connectivity structure 13 is unidirectional
An electric control valve 16 is installed in valve 15, the inside of second connectivity structure 14, and it is electronic that the upper surface of the supporting substrate 4 fixes one
Machine 25, and the main shaft of the motor 25 runs through the drawing liquid pipeline 12, the main shaft of the motor 25 is positioned at liquid suction pipe road
A turbine 23 is fixed in one end of 12 inside, and the inside of the hollow shell 11 is fixing one positioned at the surface of hollow-core construction 19
Outside is wound with the iron core 17 of coil 18, and a permanent magnet valve block 20, the permanent magnet valve are placed in the inside of the hollow-core construction 19
The center of block 20 is that through-hole structure and inside are provided with the second check valve 21, and the center of the iron core 17 and hollow shell 11 sets
The connectivity structure 22 of connection hollow-core construction 19 is equipped with, liquid is passed through between the top of the drawing liquid pipeline 12 and the connectivity structure 22
Pressure flexible pipe 24 is connected, and the inside of the hollow-core construction 19, the first connectivity structure 13 and the second connectivity structure 14 is filled with hydraulic pressure
Oil.
The control signal of the electric control valve 16 connects the control output end of a group controller by wire, realizes effective
Control；The control signal of the motor 25 connects the control output end of a group controller by wire, realizes effective
Control；The control signal of the coil 18 connects the control output end of a group controller by wire, realizes effective control；
The side of the piston 8 is socketed a piston bush, prevents the seepage of hydraulic oil；The inside of the supporting substrate 4 is positioned at institute
The position for stating connecting rod 9 is provided with sealing ring, prevents the seepage of hydraulic oil；The permanent magnet valve block 20 is Nd-Fe-B permanent magnetic
System is into this kind of permanent magnet magnetism and mechanical property are stronger；The side of the permanent magnet valve block 20 is socketed a piston bush, prevents liquid
There is the phenomenon of seepage in force feed；The liquid feeding end of first check valve 15 is located at the side of the hollow-core construction 19, realizes hydraulic pressure
The one-way flow of oil；The liquid feeding end of second check valve 21 is located at the side of the iron core 17, realizes the unidirectional stream of hydraulic oil
It is dynamic.
Specifically used mode：In present invention work, the device is built up in specific position, when needing lift gate block 10
When, quantitative and orientation electric current is injected to the inside of coil 18 by controller, due to electromagnetic principle, iron core 17 produces magnetic field,
And when iron core 17 is identical with the magnetic of the opposite of permanent magnet valve block 20, repelled each other the principle that there is a natural attraction between the sexes according to the same sex, can make
Permanent magnet valve block 20 is obtained to move down, so that hydraulic oil enters into the inside of hollow structure 7 by the first check valve, to work
Plug 8 plays punching press effect, forces piston 8 to drive in connecting rod 9 and valve block 10 and moves, and when needing to decline, by controller
Electric control valve 16 and motor 15 are opened, so as to the hydraulic oil being located inside hollow structure 7 is pumped into hollow-core construction 19
Portion, can reuse.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires to be limited rather than described above, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as the claim involved by limitation.
Claims (10)
1. a kind of dam mechanical water valve lock, including mosaic block (1) and gate block (10), it is characterised in that：The mosaic block
(1) including two, each described mosaic block (1) inner side is provided with groove structure (2), and two tops of the mosaic block (1)
A support bar (3) is fixed in portion, and a supporting substrate (4), the supporting substrate (4) are fixed at the top of two support bars (3)
Top a centrally disposed hollow posts (5), the hollow posts (5) are internally provided with hollow structure (7), the hollow posts
(5) in the piston of the mounted inside one (8) positioned at hollow structure (7), a connecting rod is fixed at the center of the bottom of the piston (8)
, and the connecting rod (9) is through the spacing ring structure (6) for being arranged on the hollow posts (5) inner bottom, the connecting rod (9)
(9) through the supporting substrate (4), and the connecting rod (9) is fixing valve described in positioned at the bottom of the supporting substrate (4)
Door block (10), the both sides card of the valve block (10) is placed on two inside of the groove structure (2), the supporting substrate (4)
The both sides at top be respectively fixed with hollow shell (11) and drawing liquid pipeline (12), hollow shell (11) are internally provided with
Hollow-core construction (19), be internally provided with the connection hollow structure (7) and hollow-core construction (19) the of the supporting substrate (4)
One connectivity structure (13), the supporting substrate (4) is internally provided with the connection hollow structure (7) and drawing liquid pipeline (12)
Second connectivity structure (14), the inside of first connectivity structure (13) is installed by one first check valve (15), second connection
An electric control valve (16) is installed in the inside of structure (14), and a motor (25), and institute are fixed in the upper surface of the supporting substrate (4)
The main shaft of motor (25) is stated through the drawing liquid pipeline (12), the main shaft of the motor (25) is positioned at liquid suction pipe road (12)
One end of inside fix a turbine (23), the inside of the hollow shell (11) is solid positioned at the surface of hollow-core construction (19)
The iron core (17) of coil (18) is wound with outside fixed one, permanent magnet valve block (20) is placed in the inside of the hollow-core construction (19),
The center of the permanent magnet valve block (20) is that through-hole structure and inside are provided with the second check valve (21), the iron core (17) and
The connectivity structure (22) for being provided centrally with connecting hollow-core construction (19) of hollow shell (11), the top of the drawing liquid pipeline (12)
Connected by hydraulic hose (24) and the connectivity structure (22) between, the hollow-core construction (19), the first connectivity structure (13)
Inside with the second connectivity structure (14) is filled with hydraulic oil.
2. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The electric control valve (16)
Control signal connects the control output end of a group controller by wire.
3. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The control of the motor (25)
Input processed connects the control output end of a group controller by wire.
4. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The control of the coil (18)
Input connects the control output end of a group controller by wire.
5. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The side of the piston (8)
It is socketed a piston bush.
6. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The supporting substrate (4)
Inside is being provided with sealing ring positioned at the position of the connecting rod (9).
7. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The permanent magnet valve block (20)
By Nd-Fe-B permanent magnet is made.
8. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：The permanent magnet valve block (20)
Side be socketed a piston bush.
9. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：First check valve (15)
Liquid feeding end be located at the hollow-core construction (19) side.
10. a kind of dam according to claim 1 is with mechanical water valve lock, it is characterised in that：Second check valve
(21) liquid feeding end is located at the side of the iron core (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029819.4A CN106702971B (en) | 2017-01-15 | 2017-01-15 | A kind of mechanical water valve lock of dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029819.4A CN106702971B (en) | 2017-01-15 | 2017-01-15 | A kind of mechanical water valve lock of dam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106702971A true CN106702971A (en) | 2017-05-24 |
| CN106702971B CN106702971B (en) | 2018-10-19 |
Family
ID=58908586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029819.4A Active CN106702971B (en) | 2017-01-15 | 2017-01-15 | A kind of mechanical water valve lock of dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106702971B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049375A (en) * | 2017-12-21 | 2018-05-18 | 王传忠 | Gate pulling apparatus in a kind of hydraulic engineering |
| CN109723122A (en) * | 2018-12-14 | 2019-05-07 | 安徽汉威环境科技有限公司 | A kind of automatic switching control equipment for balcony water |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349258Y (en) * | 1998-12-02 | 1999-11-17 | 湖北洪城通用机械股份有限公司 | Hydraulic driving quick plane gate |
| KR20040036890A (en) * | 2004-04-10 | 2004-05-03 | 한상관 | Auto Watergate |
| KR100802028B1 (en) * | 2006-11-03 | 2008-02-12 | 주식회사 우진산업 | Rivers magnetic pulling up floodgate |
| CN202580077U (en) * | 2012-05-17 | 2012-12-05 | 丰满发电厂 | Water filling valve device of lock gate |
| CN203625853U (en) * | 2013-12-05 | 2014-06-04 | 齐张庆 | Novel waterproof gate |
| CN204825807U (en) * | 2015-05-26 | 2015-12-02 | 江苏新浪环保有限公司 | Gate hoist is closed to hydraulic pressure speed |
| CN205501949U (en) * | 2016-04-14 | 2016-08-24 | 李学宏 | Novel river course gate for hydraulic engineering |
| CN106245601A (en) * | 2016-09-21 | 2016-12-21 | 中国电建集团昆明勘测设计研究院有限公司 | A kind of multiple step format vertical-lift headstock gear |
-
2017
- 2017-01-15 CN CN201710029819.4A patent/CN106702971B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349258Y (en) * | 1998-12-02 | 1999-11-17 | 湖北洪城通用机械股份有限公司 | Hydraulic driving quick plane gate |
| KR20040036890A (en) * | 2004-04-10 | 2004-05-03 | 한상관 | Auto Watergate |
| KR100802028B1 (en) * | 2006-11-03 | 2008-02-12 | 주식회사 우진산업 | Rivers magnetic pulling up floodgate |
| CN202580077U (en) * | 2012-05-17 | 2012-12-05 | 丰满发电厂 | Water filling valve device of lock gate |
| CN203625853U (en) * | 2013-12-05 | 2014-06-04 | 齐张庆 | Novel waterproof gate |
| CN204825807U (en) * | 2015-05-26 | 2015-12-02 | 江苏新浪环保有限公司 | Gate hoist is closed to hydraulic pressure speed |
| CN205501949U (en) * | 2016-04-14 | 2016-08-24 | 李学宏 | Novel river course gate for hydraulic engineering |
| CN106245601A (en) * | 2016-09-21 | 2016-12-21 | 中国电建集团昆明勘测设计研究院有限公司 | A kind of multiple step format vertical-lift headstock gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049375A (en) * | 2017-12-21 | 2018-05-18 | 王传忠 | Gate pulling apparatus in a kind of hydraulic engineering |
| CN109723122A (en) * | 2018-12-14 | 2019-05-07 | 安徽汉威环境科技有限公司 | A kind of automatic switching control equipment for balcony water |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106702971B (en) | 2018-10-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204783507U (en) | No pole magnetic force oil -well pump | |
| CN104500455B (en) | Double-layer bidirectional flow passage system of vertical submersible axial-flow pump | |
| CN106702971A (en) | Mechanical water gate brake for dam | |
| CN107725663A (en) | A kind of antisolvent precipitation magnetic rheological liquid damper | |
| CN102561354A (en) | Grouting and ballast structure for offshore wind power foundation grouting connection | |
| CN105850012A (en) | Oil-submersible linear motor | |
| CN107642564A (en) | A kind of large-scale rotary shaft brake | |
| CN201582441U (en) | Two-position three-way electromagnetic valve | |
| CN202040264U (en) | Electrorheological damper | |
| CN201925217U (en) | Packing seal device for sandy sea water pump | |
| CN111230016B (en) | Electromagnetic type high-efficiency beating device for forging | |
| CN201065842Y (en) | Electric submersible pump set for extremely small displacement well | |
| CN204041565U (en) | Electromechanical irrigation pumping plant Submerged Motor Pumps well shaft type erecting device | |
| CN207775880U (en) | A kind of combination electromagnetic type pile engine | |
| CN203442373U (en) | Pipeline connector for air conditioner | |
| CN202100478U (en) | Modularization quick mounting-dismounting gear transmission submersible axial flow pump | |
| CN205153178U (en) | " ten " font four corners steel formula buckling restrained brace | |
| CN202580061U (en) | Solenoid valve installation structure | |
| CN202883435U (en) | Isolation sleeve of magnetic drive pump | |
| CN105386530A (en) | Cross four-angle-steel type bending constraint support | |
| CN206830536U (en) | A kind of mobile liftable pulp pump | |
| CN201059299Y (en) | Double-pushrod electric hydraulic pusher | |
| CN106120672B (en) | A kind of method and device for improving extra-high pressure gate filling valve leakproofness | |
| CN104696145A (en) | Dam-free span-river hydroelectric generation device | |
| CN211405733U (en) | Semi-axis type outer rotor permanent magnet direct drive mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200715 Address after: 423, floor 4, block a, Xinhua future city building, No. 175, Litang Road, Changping District, Beijing 102200 Patentee after: Li Qiannan Address before: Chancheng District of Guangdong city in Foshan province 528000 Jihua six road No. 3 (Jiuding International City District 5 Building Room 810) Patentee before: FOSHAN CITY FOCHAN HEALTH MANAGEMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201104 Address after: 246000 building B4, phase II, Incubation Park, economic development zone, Anqing City, Anhui Province Patentee after: Anhui Yicheng Electromechanical Equipment Manufacturing Co., Ltd Address before: 423, floor 4, block a, Xinhua future city building, No. 175, Litang Road, Changping District, Beijing 102200 Patentee before: Li Qiannan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210129 Address after: 246000 B4 building, Incubation Park Phase II, economic development zone, Anqing City, Anhui Province Patentee after: Anhui Yicheng Electromechanical Equipment Manufacturing Co., Ltd Patentee after: ANHUI SHENGDA HYDRAULIC DAM TECHNOLOGY Co.,Ltd. Address before: 246000 B4 building, Incubation Park Phase II, economic development zone, Anqing City, Anhui Province Patentee before: Anhui Yicheng Electromechanical Equipment Manufacturing Co., Ltd |
|
| TR01 | Transfer of patent right |