CN107065067A - A kind of optical fiber twisting device - Google Patents
A kind of optical fiber twisting device Download PDFInfo
- Publication number
- CN107065067A CN107065067A CN201710285614.2A CN201710285614A CN107065067A CN 107065067 A CN107065067 A CN 107065067A CN 201710285614 A CN201710285614 A CN 201710285614A CN 107065067 A CN107065067 A CN 107065067A
- Authority
- CN
- China
- Prior art keywords
- sprocket wheel
- blank
- housing
- adapter sleeve
- optical fibre
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 72
- 239000000835 fiber Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009172 bursting Effects 0.000 description 1
- 238000011840 criminal investigation Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000004297 night vision Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Ropes Or Cables (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of optical fiber twisting device, including housing, cavity is provided with housing, two relative madial walls of cavity are provided with ring-shaped accommodating groove, multiple heater strips are installed in ring-shaped accommodating groove, blank for optical fibre is provided with cavity, the madial wall of cavity is provided with impenetrating mouth corresponding with blank for optical fibre, the two ends of blank for optical fibre extend through two impenetrating mouths and stretched out, the two ends of blank for optical fibre are socketed with adapter sleeve, adapter sleeve is threadedly coupled with the madial wall of impenetrating mouth, the one end of adapter sleeve away from housing is around provided with multiple mounting grooves, the madial wall of mounting groove is rotatably connected to arc clamping plate by first rotating shaft, the first retaining ring that multiple arcs clamping plate is socketed in thereon by screw thread is connected, the first sprocket wheel is socketed with adapter sleeve successively, gasket ring and the second retaining ring.The present invention is simple in construction, easy to use, and the torsion program to optical fiber is simple, improves processing efficiency, accurate to optic fibre turning angle, improves the qualification rate of product.
Description
Technical field
The present invention relates to optical fiber production technical field, more particularly to a kind of optical fiber twisting device.
Background technology
Optical fiber image inverter (abbreviation optical fiber image inverter) is by thousands of micron-sized optical fiber silk parallel ga(u)ges
After then arranging, through heating molded formation blank for optical fibre, blank for optical fibre enables input picture after the torsion by 180 ° of angles
180 ° of reversion is spread out of from output end.
Optical fiber image inverter has high-resolution, and fine definition is simple in construction, small volume, and numerical aperture is big, lightweight, passes
Light efficiency is high, and interstage coupling loss is small, passes as clear, true, has zero optical thickness on image transmitting, can improve edge picture
The features such as matter, it be apply gleam image intensifier optics input, output window, to improve image device quality rise emphatically
The core devices for the effect wanted.Optical fiber image inverter is widely used in the various of the fields such as military affairs, criminal investigation, night vision, space flight, medical treatment
Cathode-ray tube, pick-up tube, CCD couplings, medicine equipment display screen and high-definition television imaging and other needs transmit figure
In the instrument and equipment of picture.
Optical fiber image inverter be by regularly arranged optical fiber silk through hot melt it is molded be first prepared into blank for optical fibre, then
By blank for optical fibre, 180 ° of formation are reversed in heating on twisting formation equipment.When traditional optical fiber gun stocks is to optic fibre turning, to divide
The other two ends to blank for optical fibre are rotated, and procedure is more complicated, and process time is longer, while to the angle of optic fibre turning not
Just control, first can cause optic fibre turning angle not enough, second optical fiber can be caused to burst.
In order to solve the above problems, we have proposed a kind of optical fiber twisting device.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of optical fiber twisting device proposed.
To achieve these goals, present invention employs following technical scheme：
Cavity is provided with a kind of optical fiber twisting device, including housing, the housing, two relative madial walls of the cavity are provided with
It is provided with ring-shaped accommodating groove, the ring-shaped accommodating groove in multiple heater strips, the cavity and is provided with blank for optical fibre, the cavity
Madial wall is provided with impenetrating mouth corresponding with blank for optical fibre, and the two ends of the blank for optical fibre extend through two impenetrating mouths and outside
Extension, the two ends of the blank for optical fibre are socketed with adapter sleeve, and the adapter sleeve is threadedly coupled with the madial wall of impenetrating mouth, described
The one end of adapter sleeve away from housing is around multiple mounting grooves are provided with, and the madial wall of the mounting groove is rotated by first rotating shaft to be connected
There is arc clamping plate, the first retaining ring that multiple arc clamping plates are socketed in thereon by screw thread is connected, the adapter sleeve
On be socketed with the first sprocket wheel, gasket ring and the second retaining ring successively, first sprocket wheel is close to the side of housing around provided with multiple
Limited block, the lateral wall of the housing is provided with arc-shaped limit groove corresponding with limited block, the madial wall of first sprocket wheel
Around multiple sliding blocks are provided with, the lateral wall of the adapter sleeve is provided with chute corresponding with sliding block, second retaining ring and company
The lateral wall threaded connection of female connector, the side of the housing is fixed with motor, and the output end of the motor is connected with
Second rotating shaft, the described one end of second rotating shaft away from motor is connected with the first helical gear, the both sides pair of the motor
Claim to be provided with fixed seat, the fixed seat is fixedly connected with the casing, and the 3rd rotating shaft, the described 3rd are rotatably connected in the fixed seat
Rotating shaft is fixedly connected with the second helical gear corresponding with the first helical gear close to first helical gear one end, and the 3rd rotating shaft is remote
Be fixedly connected with the second sprocket wheel corresponding with the first sprocket wheel from second helical gear one end, first sprocket wheel and the second sprocket wheel it
Between connected by chain.
Preferably, the arc clamping plate be provided with arc groove corresponding with blank for optical fibre, the arc groove it is interior
Side wall is provided with rubber antiskid pad.
Preferably, the gasket ring is equidistantly provided with multiple standing grooves, the standing groove close to the side of the first sprocket wheel and is provided with
Ball, the end that the ball is located remote from groove inner bottom part is contacted with the first sprocket wheel.
Preferably, the 3rd rotating shaft is connected by multiple fixed seats with housing.
Preferably, the centering angle of the arc-shaped limit groove is 90 °.
Preferably, the screw thread on two adapter sleeve lateral walls is set in the same direction.
In the present invention, blank for optical fibre is inserted through intraoral, and adapter sleeve is set on blank for optical fibre, rotates connection
Set, facilitates adapter sleeve to be threadedly coupled with the madial wall of impenetrating mouth, while the position of adapter sleeve can be adjusted, successively by the first chain
Wheel, gasket ring and the second retaining ring are set on adapter sleeve, by rotating the second retaining ring, can fix the position of the first sprocket wheel,
Prevent the first sprocket wheel from rocking, the first sprocket wheel and the second sprocket wheel are connected by chain, by rotating the first retaining ring so that multiple arcs
Shape clamping plate is close to each other, so as to be clamped to blank for optical fibre, in this course so that limited block and arc-shaped limit groove
Side inwall offsets, due to the driving effect of motor, so as to facilitate the second rotating shaft to drive the first helical gear to rotate, due to the
One helical gear and the second helical gear engagement connection, so that facilitate the 3rd rotating shaft to drive the first sprocket wheel to rotate, turn of the second sprocket wheel
The transmission of dynamic and chain, so as to facilitate the rotation of the first sprocket wheel, due to contact of the sliding block with chute madial wall, can prevent first
Relative rotation between sprocket wheel and adapter sleeve, arc-shaped limit groove can conveniently limit the slewing area of limited block, so as to connection
The rotational angle of set is defined, and then torsion is produced to the blank for optical fibre between two adapter sleeves, and heater strip is convenient to optical fiber
Blank is heated, and prevents blank for optical fibre from bursting.The present invention is simple in construction, easy to use, and the torsion program to optical fiber is simple, carries
High processing efficiency, it is accurate to optic fibre turning angle, improve the qualification rate of product.
Brief description of the drawings
Fig. 1 is a kind of structural representation of optical fiber twisting device proposed by the present invention；
Fig. 2 is the structural representation at A in Fig. 1；
Fig. 3 is the side view of housing in a kind of optical fiber twisting device proposed by the present invention；
Fig. 4 is the side view of adapter sleeve in a kind of optical fiber twisting device proposed by the present invention.
In figure：1 housing, 2 heater strips, 3 blank for optical fibre, 4 adapter sleeves, 5 first rotating shafts, 6 arc clamping plates, 7 first lockings
Ring, 8 first sprocket wheels, 9 gasket rings, 10 second retaining rings, 11 limited blocks, 12 sliding blocks, 13 balls, 14 motors, 15 second rotating shafts,
16 first helical gears, 17 fixed seats, 18 the 3rd rotating shafts, 19 second helical gears, 20 second sprocket wheels, 21 chains.
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.
Reference picture 1-4, a kind of optical fiber twisting device, including housing 1, are provided with cavity in housing 1, in relative two of cavity
Side wall is provided with ring-shaped accommodating groove, is provided with ring-shaped accommodating groove in multiple heater strips 2, cavity and is provided with blank for optical fibre 3, cavity it is interior
Side wall is provided with extends through two impenetrating mouths and to extension with the corresponding impenetrating mouth of blank for optical fibre 3, the two ends of blank for optical fibre 3
Stretch, the two ends of blank for optical fibre 3 are socketed with adapter sleeve 4, and adapter sleeve 4 is threadedly coupled with the madial wall of impenetrating mouth, two adapter sleeves 4
Screw thread on lateral wall is set in the same direction, and two adapter sleeves 4 are rotated backward, conveniently to the blank for optical fibre 3 in housing 1 in housing 1
One section loosen, so as to prevent blank for optical fibre 3 to be broken, the one end of adapter sleeve 4 away from housing 1 is around being provided with multiple mounting grooves, peace
The madial wall of tankage is rotatably connected to arc clamping plate 6 by first rotating shaft 5, and multiple arcs clamping plate 6 is socketed in by screw thread
The first retaining ring 7 thereon is connected, arc clamping plate 6 be provided with the corresponding arc groove of blank for optical fibre 3, arc groove it is interior
Side wall is provided with rubber antiskid pad, while preventing from crushing blank for optical fibre 3, increasing friction force, so that convenient enter to blank for optical fibre 3
Row is clamped, and is prevented from loosening, is socketed with the first sprocket wheel 8, the retaining ring 10 of gasket ring 9 and second successively on adapter sleeve 4, the first sprocket wheel 8 is leaned on
The side of nearly housing 1 is provided with and the corresponding arc-shaped limit of limited block 11 around multiple limited blocks 11, the lateral wall of housing 1 is provided with
Groove, the centering angle of arc-shaped limit groove is 90 °, and the two ends of blank for optical fibre 3 rotate backward 90 °, so that blank for optical fibre 3 is overall partially
Turn 180 °, around being provided with multiple sliding blocks 12 on the madial wall of the first sprocket wheel 8, the lateral wall of adapter sleeve 4 is provided with and 12 pairs of sliding block
The chute answered, the second retaining ring 10 is threadedly coupled with the lateral wall of adapter sleeve 4, and gasket ring 9 is equidistantly set close to the side of the first sprocket wheel 8
Have and ball 13 be provided with multiple standing grooves, standing groove, the end that ball 13 is located remote from groove inner bottom part is contacted with the first sprocket wheel 8,
Under the locking of the second retaining ring 10, gasket ring 9 is contacted with the first sprocket wheel 8, and ball 13 can reduce contact area, so as to reduce
Frictional force between the sprocket wheel 8 of gasket ring 9 and first, the side of housing 1 is fixed with motor 14, and the output end of motor 14 connects
The second rotating shaft 15 is connected to, second one end of rotating shaft 15 away from motor 14 is connected with the first helical gear 16, motor 14
Both sides are arranged with fixed seat 17, and fixed seat 17 is fixedly connected with housing 1, and the 3rd rotating shaft 18 is rotatably connected in fixed seat 17,
3rd rotating shaft 18 is connected by multiple fixed seats 17 with housing 1, can effectively fix the position of the 3rd rotating shaft 18, the 3rd rotating shaft 18
Close to one end of the first helical gear 16 be fixedly connected with corresponding second helical gear 19 of the first helical gear 16, the 3rd rotating shaft 18 is remote
One end from the second helical gear 19 is fixedly connected with and corresponding second sprocket wheel 20 of the first sprocket wheel 8, the first sprocket wheel 8 and the second sprocket wheel
Connected between 20 by chain 21.
In the present invention, blank for optical fibre 3 is inserted through intraoral, and adapter sleeve 4 is set on blank for optical fibre 3, the company of rotation
Female connector 4, facilitates adapter sleeve 4 to be threadedly coupled with the madial wall of impenetrating mouth, while the position of adapter sleeve 4 can be adjusted, successively by
One sprocket wheel 8, the retaining ring 10 of gasket ring 9 and second are set on adapter sleeve 4, by rotating the second retaining ring 10, can fix first
The position of sprocket wheel 8, prevents the first sprocket wheel 8 from rocking, and the first sprocket wheel 8 and the second sprocket wheel 20 are connected by chain 21, by rotating the
One retaining ring 7 so that multiple arcs clamping plate 6 is close to each other, so as to be clamped to blank for optical fibre 3, in this course, makes
The side inwall for obtaining limited block 11 and arc-shaped limit groove offsets, due to the driving effect of motor 14, so as to facilitate second turn
Axle 15 drives the first helical gear 16 to rotate, because the engagement of the first helical gear 16 and the second helical gear 19 is connected, so as to facilitate the
Three rotating shafts 18 drive the first sprocket wheel 8 to rotate, the rotation of the second sprocket wheel 20 and the transmission of chain 21, so as to facilitate the first sprocket wheel 8
Rotate, due to contact of the sliding block 12 with chute madial wall, the relative rotation between the first sprocket wheel 8 and adapter sleeve 4, arc can be prevented
Shape stopper slot can conveniently limit the slewing area of limited block 11, so that the rotational angle of adapter sleeve 4 is defined, and then it is right
Blank for optical fibre 3 between two adapter sleeves 4 produces torsion, and heater strip 2 is convenient to be heated to blank for optical fibre 3, prevents optical fiber hair
Base 3 is burst.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (6)
1. a kind of optical fiber twisting device, including housing（1）, it is characterised in that the housing（1）It is interior to be provided with cavity, the cavity
Two relative madial walls are provided with ring-shaped accommodating groove, the ring-shaped accommodating groove and are provided with multiple heater strips（2）, in the cavity
Provided with blank for optical fibre（3）, the madial wall of the cavity is provided with and blank for optical fibre（3）Corresponding impenetrating mouth, the blank for optical fibre
（3）Two ends extend through two impenetrating mouths and stretch out, the blank for optical fibre（3）Two ends be socketed with adapter sleeve（4）,
The adapter sleeve（4）It is threadedly coupled with the madial wall of impenetrating mouth, the adapter sleeve（4）Away from housing（1）One end around being provided with
Multiple mounting grooves, the madial wall of the mounting groove passes through first rotating shaft（5）It is rotatably connected to arc clamping plate（6）, it is multiple described
Arc clamping plate（6）The first retaining ring thereon is socketed in by screw thread（7）Connection, the adapter sleeve（4）On be socketed with successively
First sprocket wheel（8）, gasket ring（9）With the second retaining ring（10）, first sprocket wheel（8）Close to housing（1）Side around being provided with
Multiple limited blocks（11）, the housing（1）Lateral wall be provided with and limited block（11）Corresponding arc-shaped limit groove, described first
Sprocket wheel（8）Madial wall on around be provided with multiple sliding blocks（12）, the adapter sleeve（4）Lateral wall be provided with and sliding block（12）It is right
The chute answered, second retaining ring（10）With adapter sleeve（4）Lateral wall threaded connection, the housing（1）Side fix
There is motor（14）, the motor（14）Output end be connected with the second rotating shaft（15）, second rotating shaft（15）Far
From motor（14）One end be connected with the first helical gear（16）, the motor（14）Both sides be arranged with fixed seat
（17）, the fixed seat（17）With housing（1）It is fixedly connected, the fixed seat（17）On be rotatably connected to the 3rd rotating shaft（18）,
3rd rotating shaft（18）Close to the first helical gear（16）One end be fixedly connected with and the first helical gear（16）Corresponding second
Helical gear（19）, the 3rd rotating shaft（18）Away from the second helical gear（19）One end be fixedly connected with and the first sprocket wheel（8）It is right
The second sprocket wheel answered（20）, first sprocket wheel（8）With the second sprocket wheel（20）Between pass through chain（21）Connection.
2. a kind of optical fiber twisting device according to claim 1, it is characterised in that the arc clamping plate（6）It is provided with
With blank for optical fibre（3）Corresponding arc groove, the madial wall of the arc groove is provided with rubber antiskid pad.
3. a kind of optical fiber twisting device according to claim 1, it is characterised in that the gasket ring（9）Close to the first sprocket wheel
（8）Side be equidistantly provided with multiple standing grooves, ball is provided with the standing groove（13）, the ball（13）It is located remote from groove
The end of bottom and the first sprocket wheel（8）Contact.
4. a kind of optical fiber twisting device according to claim 1, it is characterised in that the 3rd rotating shaft（18）By multiple
Fixed seat（17）With housing（1）Connection.
5. a kind of optical fiber twisting device according to claim 1, it is characterised in that the centering angle of the arc-shaped limit groove is
90°。
6. a kind of optical fiber twisting device according to claim 1, it is characterised in that two adapter sleeves（4）Lateral wall
On screw thread set in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285614.2A CN107065067B (en) | 2017-04-27 | 2017-04-27 | A kind of optical fiber twisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285614.2A CN107065067B (en) | 2017-04-27 | 2017-04-27 | A kind of optical fiber twisting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107065067A true CN107065067A (en) | 2017-08-18 |
| CN107065067B CN107065067B (en) | 2019-12-03 |
Family
ID=59605396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710285614.2A Active CN107065067B (en) | 2017-04-27 | 2017-04-27 | A kind of optical fiber twisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107065067B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110111707A (en) * | 2019-05-21 | 2019-08-09 | 安徽职业技术学院 | A kind of outdoor advertising displaying device |
| CN112180531A (en) * | 2020-10-12 | 2021-01-05 | 芜湖天锐捷精密电子设备有限公司 | Optical fiber outdoor installation fixing mechanism suitable for communication terminal and implementation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702044A (en) * | 2009-11-12 | 2010-05-05 | 山西长城微光器材股份有限公司 | Optical fiber image inverter rotary torsion processing technology |
| CN101819295A (en) * | 2010-04-16 | 2010-09-01 | 广州宏晟光电科技有限公司 | Rotating and twisting method and device of optical fiber image inverter |
| CN202279459U (en) * | 2011-10-28 | 2012-06-20 | 山东科技大学 | Belt conveyor |
| CN204166159U (en) * | 2014-10-16 | 2015-02-18 | 中国建筑材料科学研究总院 | Optical fiber image inverter twisting formation device |
| CN204650018U (en) * | 2015-05-25 | 2015-09-16 | 广州宏晟光电科技有限公司 | A kind of optical fiber image inverter twisting device |
| CN205603453U (en) * | 2016-05-13 | 2016-09-28 | 藤仓烽火光电材料科技有限公司 | Optical fiber perform laser heating stove |
| CN106547050A (en) * | 2017-01-24 | 2017-03-29 | 中国电子科技集团公司第四十研究所 | A kind of polarization maintaining optical fibre polarization principal axis alignment device |
| CN206133060U (en) * | 2016-10-14 | 2017-04-26 | 中国建筑材料科学研究总院 | Rotatory differential of optic fibre image inverter twists reverse forming device |
-
2017
- 2017-04-27 CN CN201710285614.2A patent/CN107065067B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702044A (en) * | 2009-11-12 | 2010-05-05 | 山西长城微光器材股份有限公司 | Optical fiber image inverter rotary torsion processing technology |
| CN101819295A (en) * | 2010-04-16 | 2010-09-01 | 广州宏晟光电科技有限公司 | Rotating and twisting method and device of optical fiber image inverter |
| CN202279459U (en) * | 2011-10-28 | 2012-06-20 | 山东科技大学 | Belt conveyor |
| CN204166159U (en) * | 2014-10-16 | 2015-02-18 | 中国建筑材料科学研究总院 | Optical fiber image inverter twisting formation device |
| CN204650018U (en) * | 2015-05-25 | 2015-09-16 | 广州宏晟光电科技有限公司 | A kind of optical fiber image inverter twisting device |
| CN205603453U (en) * | 2016-05-13 | 2016-09-28 | 藤仓烽火光电材料科技有限公司 | Optical fiber perform laser heating stove |
| CN206133060U (en) * | 2016-10-14 | 2017-04-26 | 中国建筑材料科学研究总院 | Rotatory differential of optic fibre image inverter twists reverse forming device |
| CN106547050A (en) * | 2017-01-24 | 2017-03-29 | 中国电子科技集团公司第四十研究所 | A kind of polarization maintaining optical fibre polarization principal axis alignment device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110111707A (en) * | 2019-05-21 | 2019-08-09 | 安徽职业技术学院 | A kind of outdoor advertising displaying device |
| CN112180531A (en) * | 2020-10-12 | 2021-01-05 | 芜湖天锐捷精密电子设备有限公司 | Optical fiber outdoor installation fixing mechanism suitable for communication terminal and implementation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107065067B (en) | 2019-12-03 |
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Effective date of registration: 20200927 Address after: No.23, Zhaoyang West Village, Xinghua City, Taizhou City, Jiangsu Province Patentee after: Wang Yunyun Address before: 311800 No.106, Zhanjia village, Huandong street, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Sun Youqing |
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Effective date of registration: 20221202 Address after: 276000 Zone C, block B, Longwan science and technology accelerator, high tech Industrial Development Zone, Linyi City, Shandong Province Patentee after: Shandong Longwei Electronic Technology Co.,Ltd. Address before: 225700 No.23, Zhaoyang West Village, Xinghua City, Taizhou City, Jiangsu Province Patentee before: Wang Yunyun |
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