CN104374948A - Wind pressure type anemograph - Google Patents
Wind pressure type anemograph Download PDFInfo
- Publication number
- CN104374948A CN104374948A CN201410647318.9A CN201410647318A CN104374948A CN 104374948 A CN104374948 A CN 104374948A CN 201410647318 A CN201410647318 A CN 201410647318A CN 104374948 A CN104374948 A CN 104374948A
- Authority
- CN
- China
- Prior art keywords
- wind
- enclosed cavity
- drainage face
- face
- fluid chamber
- 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
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 27
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000428 dust Substances 0.000 description 8
- 239000004576 sand Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 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
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to a wind pressure type anemograph which comprises a flow diversion assembly and a wind pressure detection assembly. The flow diversion assembly comprises a wind duct cavity formed by an upper drainage face and a lower drainage face, wherein the upper drainage face and the lower drainage face are arranged in parallel. The wind pressure detection assembly comprises a closed cavity, the closed cavity is formed in the center of the lower drainage face, the upper portion of the closed cavity is shaped like a spherical surface, the spherical surface of the closed cavity is made of a soft film, a pressure sensor is arranged at the round bottom of the closed cavity, and the pressure sensor comprises a round pressure bearing face. The closed cavity is filled with gas, and the soft film shaped like the spherical surface of the closed cavity is supported by the gas; a plurality of wind diversion plates are arranged between the upper drainage face and the lower drainage face in an annular array mode, the axes of the multiple wind diversion plates are located in the diameter direction of the closed cavity, and the plane where the wind diversion plates are located is perpendicular to the pressure bearing face.
Description
Technical field
The present invention relates to a kind of wind pressure type wind gage, belong to meteorological field.
Background technology
In wind generator system, wind gage is the monitoring weight device of induction wind-force, and it realizes the important tool that wind power plant normally runs; The wind farm wind velocity meter failure rate used at present is higher.
Its main cause comprises:
1, Thunderstorm Weather causes weathervane, anemoscope to damage;
2, survey wind devices to run under the environment of supermarket for a long time, the lost of life;
3, circuit is tied up unsturdy, and strong wind weather causes line interruption;
4, anemoscope protection class is not high, O-ring seal fouling resistance ability, can enter what car and cause malfunctioning, even air velocity transducer locking occurs;
5, normal temperature survey wind devices works under low temperature of being everlasting, rugged surroundings, easily causes equipment malfunction.
6, the vane of anemoscope is easy to the alluvial producing wearing and tearing or foul after a long time use, can affect the performance of keeping out the wind of vane, affect the accuracy of data.
How to design and be convenient to maintenance maintenance, the wind gage of long service life becomes the most important thing ensureing that wind generator system normally works;
In the prior art described, propose the wind gage equipment that a lot of environmental resistance is strong, these equipment more or less can improve certain tenure of use and the accuracy of data in rugged surroundings, but have a lot of deficiency;
In ZL200920004214.0, such as propose a kind of wind gage of modified form, although it optimizes overall unitized construction, but still exist and adopt traditional wind-cup type to carry out this defect of air measuring, as the aforementioned, its rotating shaft of the wind gage of wind-cup type is easy to infiltrate sand and dust, the smoothness that impact is rotated and the data precision, the wearing and tearing of vane itself also can affect the data precision to a great extent;
Meanwhile, the wind gage entirety of wind-cup type is all exposed in test environment, for the sand and dust annular that wind speed is larger, is easy to fracture or breakage.
For another example a kind of piezoelectric anemometer of electronics is proposed at ZL200920073011.7, it is by a cylinder and in cylinder, arrange the test that a piezoelectric sensor carries out wind speed, if this kind of semi-enclosed Wind cylinder structure is for Sand Dust Environment, be easy to the accumulation that sand and dust occur, last whole air duct is blocked by sand and dust, at all cannot measuring wind, and if meet with sandstone, piezoelectric sensor is also easy to break, and finally causes using.
Summary of the invention
The technical problem to be solved in the present invention is: overcome environmental resistance in prior art poor, cannot the technical matters of desertification stone, provides a kind of novel wind pressure type wind gage.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of wind pressure type wind gage, comprise guiding subassembly, blast detection components, described guiding subassembly comprises a chamber, air channel be made up of upper drainage face parallel to each other and lower drainage face;
Blast detection components comprises an enclosed cavity, described enclosed cavity is positioned at the central part in lower drainage face, the top of described enclosed cavity is dome shape, the sphere of described enclosed cavity adopts flexible film to make, the rounded bottom of described enclosed cavity is provided with a pressure transducer, and described pressure transducer comprises a circular pressure experience face;
Be filled with gas in described enclosed cavity, the spheric flexible film of described enclosed cavity is supported by These gases;
Between drainage face and lower drainage face, annular array is provided with some wind deflectors on described, and the axis of described wind deflector is positioned in the diametric(al) of enclosed cavity, and described wind deflector place plane is vertical with pressure experience face.
As further innovation of the present invention, described blast detection components also comprises a fluid chamber, described fluid chamber is arranged in enclosed cavity, the bottom of described fluid chamber is also circular, the top of fluid chamber is all sphere, between fluid chamber outer wall and the sphere inwall of enclosed cavity, be filled with gas, be filled with the liquid for support liq chamber sphere in fluid chamber, described fluid chamber sphere adopts flexible film to make.
As further innovation of the present invention, described enclosed cavity 1/3, at the most 1/2nd are embedded in lower drainage face.
As further innovation of the present invention, be inlaid with an air injection pipe in described lower drainage face, described air injection pipe one end is provided with a valve, and the described air injection pipe other end is communicated with enclosed cavity.
As further innovation of the present invention, described wind gage also comprises shell, and described shell comprises the truncated cone-shaped upper casing on top, the drainage face of being arranged on and to be arranged on drainage basifacial with truncated cone-shaped lower casing, and described air injection pipe is embedded in lower casing.
The invention has the beneficial effects as follows:
1, the present invention replaces traditional wind-cup type flow-velocity sensing mechanism by a blast sensing mechanism, utilizes the relational expression between wind speed and blast, can measure wind speed easily, and sensitivity is also higher;
2, the present invention mainly comprises a deformable inflation enclosed cavity, when blast changes, the deformation quantity of enclosed cavity also can change, thus make the pressure delta data that pressure transducer acquisition deformation produces, compared to the measuring mechanism of wind-cup type, the present invention can not exist because sand and dust are excessive cannot the problem of measuring wind.
3, the present invention also comprises a fluid chamber; can annotate in fluid chamber and seal wet goods similar liquids; by Seal Oil realization to the sealing on pressure transducer pressure sensing surface and protection; directly can contact compared to gas; this kind of structure just can prevent the oxidation of pressure transducer; the ratio hydrothermal solution of liquid is higher simultaneously, can reduce the impact of problem on sensor resistance greatly.
4, enclosed cavity part inlay of the present invention is in lower drainage face, to a certain degree can reduce the contact area of enclosed cavity and outside air, can prevent the too fast wearing and tearing of the spherical surface of enclosed cavity to a certain extent, break.
5, air injection pipe of the present invention effectively can adjust the air pressure in enclosed cavity, makes this product can adapt to different air pressure and temperature environment.
6, truncated cone-shaped shell of the present invention while the contact area improving wind, can reduce windage to a certain extent, improves the precision of equipment, prevents sand and dust adjoint in wind to the blocking of equipment.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is diagrammatic cross-section of the present invention;
Fig. 2 is the schematic diagram of wind deflector of the present invention.
In figure: 1, upper drainage face; 2, lower drainage face; 3, chamber, air channel; 4, pressure transducer; 5, fluid chamber; 6, enclosed cavity; 7, air injection pipe; 8, valve; 9, wind deflector; 10, upper casing; 11, lower casing.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, the present invention is a kind of wind pressure type wind gage, comprises guiding subassembly, blast detection components, and described guiding subassembly comprises a chamber, air channel 3 be made up of upper drainage face 1 parallel to each other and lower drainage face 2;
Blast detection components comprises an enclosed cavity 6, described enclosed cavity 6 is positioned at the central part in lower drainage face 2, the top of described enclosed cavity 6 is dome shape, the sphere of described enclosed cavity 6 adopts flexible film to make, the rounded bottom of described enclosed cavity 6 is provided with a pressure transducer 4, and described pressure transducer 4 comprises a circular pressure experience face;
Be filled with gas in described enclosed cavity 6, the spheric flexible film of described enclosed cavity 6 is supported by These gases;
Between drainage face 1 and lower drainage face 2, annular array is provided with some wind deflectors 9 on described, and the axis of described wind deflector 9 is positioned in the diametric(al) of enclosed cavity, and described wind deflector 9 place plane is vertical with pressure experience face;
Described blast detection components also comprises a fluid chamber 5, described fluid chamber 5 is arranged in enclosed cavity 6, the bottom of described fluid chamber 5 is also circular, the top of fluid chamber 5 is all sphere, gas is filled with between fluid chamber 5 outer wall and the sphere inwall of enclosed cavity 6, in fluid chamber 5, be filled with the liquid for support liq chamber 5 sphere, described fluid chamber 5 sphere adopts flexible film to make;
The sphere of described enclosed cavity 6 is by bonding agent, and the enclosed cavity 6 by 1/3rd is embedded in lower drainage face 2.；
Be inlaid with an air injection pipe 7 in described lower drainage face 2, described air injection pipe 7 one end is provided with a valve 8, and described air injection pipe 7 other end is communicated with enclosed cavity 6;
Described wind gage also comprises shell, and described shell comprises the truncated cone-shaped upper casing 10 on top, the drainage face of being arranged on 1 and to be arranged on drainage basifacial with truncated cone-shaped lower casing 11, and described air injection pipe 7 is embedded in lower casing 11;
When in wind to shell, wind between upper casing 10 and lower casing 11 can enter into chamber, air channel 3 by wind deflector 9, entering into the wind behind chamber, air channel 3 can because the effect of blast makes the sphere generation deformation of enclosed cavity 6, thus change the volume of the gas in enclosed cavity 6, the pressure of gas is changed, thus exert pressure in the pressure experience face of incompressible Seal Oil to pressure transducer in band fluid cavities 5, use the relational expression between blast and wind speed to convert the pressure delta data of acquisition, just can obtain the numerical value of wind speed easily;
If the air pressure of locality and temperature change, when causing the start of enclosed cavity pressurized not obvious, can be regulated the gas in enclosed cavity by air injection pipe;
Simultaneously because the high integration structure of this product, this product can be arranged on outside or the street lamp top of various building, compared to the wind gage of wind-cup type, there is not any evagination or a linkage in the present invention, building or the aesthetics of street lamp itself can not be affected, simultaneously also can not the fractureing or corroding of excessive or extraneous annular impact causes because of wind speed wind gage;
The technical progress of this product has:
1, this product replaces traditional wind-cup type flow-velocity sensing mechanism by a blast sensing mechanism, utilizes the relational expression between wind speed and blast, can measure wind speed easily, and sensitivity is also higher;
2, this product mainly comprises a deformable inflation enclosed cavity, when blast changes, the deformation quantity of enclosed cavity also can change, thus make the pressure delta data that pressure transducer acquisition deformation produces, compared to the measuring mechanism of wind-cup type, the present invention can not exist because sand and dust are excessive cannot the problem of measuring wind.
3, this product also comprises a fluid chamber; can annotate in fluid chamber and seal wet goods similar liquids; by Seal Oil realization to the sealing on pressure transducer pressure sensing surface and protection; directly can contact compared to gas; this kind of structure just can prevent the oxidation of pressure transducer; the ratio hydrothermal solution of liquid is higher simultaneously, can reduce the impact of problem on sensor resistance greatly.
4, the enclosed cavity part inlay of this product is in lower drainage face, to a certain degree can reduce the contact area of enclosed cavity and outside air, can prevent the too fast wearing and tearing of the spherical surface of enclosed cavity to a certain extent, break.
5, the air injection pipe of this product effectively can adjust the air pressure in enclosed cavity, makes this product can adapt to different air pressure and temperature environment.
6, the truncated cone-shaped shell of this product while the contact area improving wind, can reduce windage to a certain extent, improves the precision of equipment, prevents sand and dust adjoint in wind to the blocking of equipment.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to right.
Claims (5)
1. a wind pressure type wind gage, is characterized in that: comprise guiding subassembly, blast detection components, and described guiding subassembly comprises a chamber, air channel be made up of upper drainage face parallel to each other and lower drainage face;
Blast detection components comprises an enclosed cavity, described enclosed cavity is positioned at the central part in lower drainage face, the top of described enclosed cavity is dome shape, the sphere of described enclosed cavity adopts flexible film to make, the rounded bottom of described enclosed cavity is provided with a pressure transducer, and described pressure transducer comprises a circular pressure experience face;
Be filled with gas in described enclosed cavity, the spheric flexible film of described enclosed cavity is supported by These gases;
Between drainage face and lower drainage face, annular array is provided with some wind deflectors on described, and the axis of described wind deflector is positioned in the diametric(al) of enclosed cavity, and described wind deflector place plane is vertical with pressure experience face.
2. a kind of wind pressure type wind gage as claimed in claim 1, it is characterized in that: described blast detection components also comprises a fluid chamber, described fluid chamber is arranged in enclosed cavity, the bottom of described fluid chamber is also circular, the top of fluid chamber is all sphere, between fluid chamber outer wall and the sphere inwall of enclosed cavity, be filled with gas, be filled with the liquid for support liq chamber sphere in fluid chamber, described fluid chamber sphere adopts flexible film to make.
3. a kind of wind pressure type wind gage as claimed in claim 2, is characterized in that: described enclosed cavity 1/3, at the most 1/2nd are embedded in lower drainage face.
4. a kind of wind pressure type wind gage as claimed in claim 3, it is characterized in that: be inlaid with an air injection pipe in described lower drainage face, described air injection pipe one end is provided with a valve, and the described air injection pipe other end is communicated with enclosed cavity.
5. a kind of wind pressure type wind gage as claimed in claim 4, it is characterized in that: described wind gage also comprises shell, described shell comprises the truncated cone-shaped upper casing on top, the drainage face of being arranged on and to be arranged on drainage basifacial with truncated cone-shaped lower casing, and described air injection pipe is embedded in lower casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410647318.9A CN104374948B (en) | 2014-11-14 | 2014-11-14 | A kind of wind pressure type airspeedometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410647318.9A CN104374948B (en) | 2014-11-14 | 2014-11-14 | A kind of wind pressure type airspeedometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104374948A true CN104374948A (en) | 2015-02-25 |
| CN104374948B CN104374948B (en) | 2017-11-17 |
Family
ID=52553989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410647318.9A Active CN104374948B (en) | 2014-11-14 | 2014-11-14 | A kind of wind pressure type airspeedometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104374948B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820109A (en) * | 2015-05-19 | 2015-08-05 | 南京信息工程大学 | Wind speed meter |
| CN107045072A (en) * | 2017-03-17 | 2017-08-15 | 广西电网有限责任公司电力科学研究院 | A kind of device for measuring flow speed of gas |
| CN115902288A (en) * | 2022-11-11 | 2023-04-04 | 无锡德润电子有限公司 | Wind speed induction controller |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59218961A (en) * | 1984-05-07 | 1984-12-10 | Matsushita Electric Ind Co Ltd | Anemometer |
| CN87210735U (en) * | 1987-11-13 | 1988-06-29 | 抚顺煤矿安全仪器厂 | Diaphragm dry-reed tube contact windcylinder flow sensor |
| CN201331539Y (en) * | 2009-01-20 | 2009-10-21 | 北京华电润泽环保有限公司 | Anemometer, vane device |
-
2014
- 2014-11-14 CN CN201410647318.9A patent/CN104374948B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59218961A (en) * | 1984-05-07 | 1984-12-10 | Matsushita Electric Ind Co Ltd | Anemometer |
| CN87210735U (en) * | 1987-11-13 | 1988-06-29 | 抚顺煤矿安全仪器厂 | Diaphragm dry-reed tube contact windcylinder flow sensor |
| CN201331539Y (en) * | 2009-01-20 | 2009-10-21 | 北京华电润泽环保有限公司 | Anemometer, vane device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820109A (en) * | 2015-05-19 | 2015-08-05 | 南京信息工程大学 | Wind speed meter |
| CN107045072A (en) * | 2017-03-17 | 2017-08-15 | 广西电网有限责任公司电力科学研究院 | A kind of device for measuring flow speed of gas |
| CN115902288A (en) * | 2022-11-11 | 2023-04-04 | 无锡德润电子有限公司 | Wind speed induction controller |
| CN115902288B (en) * | 2022-11-11 | 2023-09-05 | 无锡德润电子有限公司 | Wind speed induction controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104374948B (en) | 2017-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104374948A (en) | Wind pressure type anemograph | |
| CN102298071A (en) | Device and method for measuring wind speed and wind direction | |
| CN104374946A (en) | High-environmental-tolerance air pressure type anemometer | |
| CN204389350U (en) | A kind of test unit studying curtain surface of contact soil particle migration rule | |
| CN202119509U (en) | Liquidometer suitable for underground pond with large area | |
| CN104374947A (en) | Low-wind-resistance anemometer | |
| CN103901224A (en) | Three-dimensional ocean current sensor capable of measuring upwelling currents and method for measuring upwelling currents and horizontal currents | |
| CN205643379U (en) | Wind direction air velocity transducer | |
| CN104820109B (en) | A kind of airspeedometer | |
| CN104597281A (en) | High-sensitivity wind pressure type anemometer | |
| CN211181022U (en) | Coastal area sea fog monitoring and early warning device | |
| CN202706006U (en) | Multi-depth frozen-earth expansion-freezing sinking-thawing measurement instrument | |
| CN204613237U (en) | A kind of wind gage | |
| CN205865622U (en) | Experimental device for it harmd by pressure gradient and vortex to measure fish | |
| CN105157762A (en) | Turbo type flow meter | |
| CN202075302U (en) | Device used for measuring wind speed and wind direction | |
| CN204730826U (en) | There is the static level instrument system of automatic makeup drain function | |
| CN104597282A (en) | Air duct type anemometer | |
| CN104374949A (en) | Anti-fouling type anemograph | |
| CN105424975A (en) | Wind sensing part applied to wind speed measuring instrument | |
| CN104564122B (en) | City tunnel ventilation testing device with ramp | |
| CN204043842U (en) | A kind of antifreezing device for pressure meter | |
| CN106257122B (en) | Novel combined high speed exhaust intake valve | |
| JP2018123762A (en) | Wind power generator and operation control method of wind power generating facility | |
| CN209597468U (en) | For studying raindrop to water-vapor interface gas transfer index impacts simulation rain room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shi Meixiu Inventor before: Yu Shenglin |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20171023 Address after: Huai Zhen Zhong Jie Cun Jiu Cuo, Changle city of Fujian Province, Fuzhou City, No. 149, 350200 Applicant after: Shi Meixiu Address before: 214135 Jiangsu city of Wuxi province innovation building No. 97 Linghu Wuxi national hi tech Industrial Development Zone, road two South Building Room 101 Applicant before: WUXI NUIST WEATHER SENSOR NETWORK TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181227 Address after: 233010 409 Wu Wan Road, Yuhui District, Bengbu, Anhui Patentee after: BENGBU JINSHI NEW MATERIAL Co.,Ltd. Address before: 230031 B-1014, 10 floor, business office building, Wo Ye garden, Shushan District, Hefei, Anhui. Patentee before: HEFEI WISDOM LOTUT INTELLECTUAL PROPERTY Co.,Ltd. Effective date of registration: 20181227 Address after: 230031 B-1014, 10 floor, business office building, Wo Ye garden, Shushan District, Hefei, Anhui. Patentee after: HEFEI WISDOM LOTUT INTELLECTUAL PROPERTY Co.,Ltd. Address before: 350200 No. 149, zhongcuo village, Zhonghuai Town, Changle, Fuzhou, Fujian Patentee before: Shi Meixiu |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190507 Address after: 221000 High-tech Venture Service Center, North Jiawang District, Suzhou Avenue, Jiawang District, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Jiawang District Xinyuan Zhongchuang Technology Incubator Co.,Ltd. Address before: 233010 409 Wu Wan Road, Yuhui District, Bengbu, Anhui Patentee before: BENGBU JINSHI NEW MATERIAL Co.,Ltd. |