CN107677333A - A kind of coupling device for metallic conduit signal transmission - Google Patents
A kind of coupling device for metallic conduit signal transmission Download PDFInfo
- Publication number
- CN107677333A CN107677333A CN201710965630.6A CN201710965630A CN107677333A CN 107677333 A CN107677333 A CN 107677333A CN 201710965630 A CN201710965630 A CN 201710965630A CN 107677333 A CN107677333 A CN 107677333A
- Authority
- CN
- China
- Prior art keywords
- metallic conduit
- dead bolt
- clip
- signal transmission
- coupling device
- 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.)
- Pending
Links
- 230000008054 signal transmission Effects 0.000 title claims abstract description 24
- 230000008878 coupling Effects 0.000 title claims abstract description 22
- 238000010168 coupling process Methods 0.000 title claims abstract description 22
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 50
- 239000002184 metal Substances 0.000 claims abstract description 50
- 238000012806 monitoring device Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000002787 reinforcement Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/065—Indicating or recording devices with transmission devices, e.g. mechanical
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of coupling device for metallic conduit signal transmission, the metal patch being connected including clip and with monitoring device, clip includes jaw part, for opening/closing the clip handle of jaw part and apply the elastic component of clamping force to jaw part, jaw part includes two jig arm mutually clamped, metal patch is arranged on the medial surface of jig arm, for being adjacent to metallic conduit, it is in series between two metal patches by wire, the wire to connect with the signal output part of monitoring device is wherein fixed with piece of metal paster, latch assembly is provided with clip handle；Clip is clipped on metallic conduit as long as its advantage is one hand, there is the advantages of easy for installation；Again due to being provided with latch assembly on clip handle, thus clip be installed in place after clip handle locked by latch assembly, jaw part is firmly clamped metallic conduit all the time, clamping effect is good, ensures the continual and steady transmission of signal, has the advantages of service life is long.
Description
Technical field
The present invention relates to a kind of device for metallic conduit signal transmission, is used for metallic conduit more particularly, to one kind and believes
Number transmit coupling device.
Background technology
The transmission of signal is generally divided into conduction and radiation, general general wireless signal mainly based on radiation, but if
The occasion of application is often obstructed in the ground such as corner, tunnel, deep-well, wireless transmission, and biography does not come out.Therefore generally we use
Wired mode is transmitted, but wired cost is too high, and corresponding safeguard needs substantial amounts of manpower.
Due to the water conveying in general tunnel, deep-well, coal gas conveying or oil-gas transportation, have defeated using metallic conduit
Send, flow input signal can be coupled on metallic conduit by metallic conduit, and then flow input signal passes through metallic conduit again
By coupler couple export, therefore for the above situation can use signal is stablized metallic conduit in a manner of conducting it is defeated
Go out.
Existing coupler typically uses metal patch, and metal patch is fixed on metallic conduit by binding apparatus, uses
In transmission flow signal.Because generally metallic conduit is arranged on more hidden corner, context is compact narrow, because
This metal patch is bundled on metallic conduit operate it is very inconvenient；And metal patch is installed on metallic conduit
And it is long-term use of, will not go to dismantle repeatedly, binding apparatus can loosen over time, can influence metal patch and metallic conduit it
Between compactness, can so cause signal weaken, influence coupling efficiency, be unfavorable for the work of long-time stable.
The content of the invention
The technical problems to be solved by the invention are to provide that a kind of easy for installation, locking effect is good and the use of service life length
In the coupling device of metallic conduit signal transmission.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of coupling for metallic conduit signal transmission
Attach together and put, including clip and the metal patch that is connected with monitoring device, described clip include jaw part, for opening/closing
The clip handle of described jaw part and the elastic component for applying clamping force to described jaw part, described jaw part include two
The individual jig arm mutually clamped, described metal patch are arranged on the medial surface of described jig arm, and described metal patch is in circle
Arcuation, for being adjacent to metallic conduit, it is in series between the metal patch described in two by wire, wherein a piece of described metal
The wire to connect with the signal input part of monitoring device is fixed with paster, latch assembly is provided with described clip handle.
The medial surface of described jig arm is in the arc shape to match with metallic conduit, the radius of the jig arm described in one of them
More than the radius of the jig arm described in another.The medial surface of jig arm is in the arc shape to match with metallic conduit, is advantageous to metal
Paster is preferably bonded with metallic conduit；The radius of one of jig arm is more than the radius of another jig arm, is advantageous to use
On the metallic conduit of different-diameter, universal performance is good.
Described clip handle includes two first handles and second handle being oppositely arranged, and described latch assembly includes
Dead bolt and latch segment, the dead bolt seat being provided with the side of described first handle, front and rear pass through are provided with described dead bolt seat
Logical dead bolt mounting hole, described dead bolt are connected on by rotating shaft axle in described dead bolt mounting hole, and described dead bolt can be around described
Axis of rotation, described latch segment is arranged on the lateral surface of described second handle and is oppositely arranged with described dead bolt,
The described latch segment surface relative with described dead bolt is locking face, be arranged at intervals with described locking face it is multiple with it is described
The locked groove that matches of dead bolt end.Locked groove is caught in by dead bolt end to be advantageous to lock jig arm, makes metal patch all the time in gold
Metal conduit is firmly bonded, it is ensured that the stable transmission of flow signal.
Described locking face is stepped, and described locking face includes the first locking face and the second locking face, and described
One locking face is located at the inferoanterior of the second described locking face.Locking face is set into a ladder, the first locking face is located at second
The inferoanterior of locking face, be advantageous to shorten the length of latch segment, when ensureing that the present invention is used for the metallic conduit of Large Diameter Pipeline, remained to
To good locking effect, be advantageous to metal patch and be firmly fixed on all the time on metallic conduit, it is ensured that flow signal stabilization
Transmit.
The release block of outwardly convex is provided with the lateral wall of described dead bolt.When the present invention's changed or adjusted to needs
During position, the setting for discharging block is easy to break dead bolt into two with one's hands, laborsaving, convenient.
Boss is fixedly installed on the outer wall of described latch segment.
The material of described metal patch is copper, silver or aluminium.
Described jig arm both sides are provided with reinforcement.
Described metal patch is fixed on by double faced adhesive tape on the medial surface of described jig arm.
Described elastic component is spring.
Compared with prior art, it is an advantage of the invention that due to the metal patch being connected including clip and with monitoring device,
Clip includes jaw part, the clip handle for opening/closing jaw part and the elastic component for applying clamping force to jaw part, folder
Pincers portion includes two jig arm mutually clamped, and metal patch is arranged on the medial surface of jig arm, and metal patch is in arc-shaped, is used for
Metallic conduit is adjacent to, is in series between two metal patches by wire, is wherein fixed with piece of metal paster and is filled with monitoring
The wire that the signal output part put connects, it can be seen that, as long as singlehanded clip to clip on metallic conduit can complete metal patch
The installation of piece, there is the advantages of easy for installation；Again due to being provided with latch assembly on clip handle, therefore after clip is installed in place
Clip handle is locked by latch assembly, jaw part is firmly clamped metallic conduit all the time, clamping effect is good, ensures that signal is held
Continue stable transmission, there is the advantages of service life is long.
Brief description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is that the jig arm both sides of the present invention are provided with the front view of reinforcement；
Fig. 3 is the stereogram of the present invention；
Fig. 4 is the enlarged drawing at A in Fig. 3；
Fig. 5 is the metal patch of the present invention and the schematic diagram of adhered by double sided plaster.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment one：As shown in figures 1 and 3, a kind of coupling device for metallic conduit signal transmission, including clip 1
The metal patch 2 being connected with gas monitoring device, clip 1 include jaw part 3, the clip hand for opening/closing jaw part 3
Handle 4 and the spring 5 for applying clamping force to jaw part 3, jaw part 3 include two jig arm 31 mutually clamped, and metal patch 2 is set
On the medial surface of jig arm 31, metal patch 2 is in arc-shaped, for being adjacent to metallic conduit, by leading between two metal patches 2
Line（Do not shown in figure）It is in series, is wherein fixed with piece of metal paster 2 and connects with the signal output part of gas monitoring device
Wire（Do not shown in figure）, latch assembly 6 is provided with clip handle 4.
In this particular embodiment, because the metal patch 2 being connected including clip 1 and with gas monitoring device, clip 1 wrap
Include jaw part 3, the clip handle 4 for opening/closing jaw part 3 and the elastic component for applying clamping force to jaw part 3, clamp
Portion 3 includes two jig arm 31 mutually clamped, and metal patch 2 is arranged on the medial surface of jig arm 31, and metal patch 2 is in circular arc
Shape, for being adjacent to metallic conduit, pass through wire between two metal patches 2（Do not shown in figure）It is in series, wherein piece of metal
The wire to connect with the signal output part of gas monitoring device is fixed with paster 2（Do not shown in figure）, it can be seen that, as long as single
Hand clips to clip 1 on metallic conduit the installation that can complete metal patch 2, has the advantages of easy for installation；Again due to clip
Be provided with latch assembly 6 on handle 4, thus clip 1 be installed in place after clip handle 4 locked by latch assembly 6, make jaw part
3 firmly clamp metallic conduit all the time, and clamping effect is good, ensure the continual and steady transmission of signal, have the excellent of service life length
Point.
In this particular embodiment, the medial surface of jig arm 31 is in the arc shape to match with metallic conduit, one of folder
The radius of arm 31 is more than the radius of another jig arm 31.The medial surface of jig arm 31 is in the arc shape to match with metallic conduit, is had
Preferably it is bonded beneficial to metal patch 2 with metallic conduit；The radius of one of jig arm 31 is more than the radius of another jig arm 31,
Be advantageous to use on the metallic conduit of different-diameter, universal performance is good.
In this particular embodiment, clip handle 4 includes two first handles 41 and second handle 42 being oppositely arranged, lock
Tight component 6 includes dead bolt 61 and latch segment 62, and the dead bolt seat 63 being provided with the side of first handle 41, dead bolt seat 63 is interior to be set
There is the dead bolt mounting hole of front and rear insertion（Do not shown in figure）, dead bolt 61 is connected on dead bolt mounting hole by the axle of rotating shaft 64（Do not show in figure
Show）Interior, dead bolt 61 64 can rotate around the shaft, and latch segment 62 is arranged on the lateral surface of second handle 42 and set relatively with dead bolt 61
Put, the surface relative with dead bolt 61 of latch segment 62 is locking face 65, and the multiple and end of dead bolt 61 is arranged at intervals with locking face 65
The locked groove 651 to match.Locked groove 651 is caught in by the end of dead bolt 61 to be advantageous to lock jig arm 31, makes metal patch 2 all the time in gold
Metal conduit is firmly bonded, it is ensured that the stable transmission of flow signal.
In this particular embodiment, the release block 611 of outwardly convex is provided with the lateral wall of dead bolt 61.When needing to change
Or when adjusting the position of the present invention, the setting of release block 611 is easy to break dead bolt 61 into two with one's hands, laborsaving, convenient.
In this particular embodiment, boss 621 is fixedly installed on the outer wall of latch segment 62.
In this particular embodiment, the material of metal patch 2 is copper, silver or aluminium.
Embodiment two：The present embodiment proposes a kind of coupling device for metallic conduit signal transmission, and it is in embodiment
Improved in the structure of one coupling device for metallic conduit signal transmission proposed, locking face 65 is stepped, lock
Tight face 65 includes the first locking face 652 and the second locking face 653, the first locking face 652 be located at the second locking face 653 it is lower before
Side.Locking face 65 is set into a ladder, the first locking face 652 is located at the inferoanterior of the second locking face 653, is advantageous to shorten lock
The length of tight block 62, when ensureing that the present invention is used for the metallic conduit of Large Diameter Pipeline, remain to play locking effect, be advantageous to metal patch
2 are firmly fixed on metallic conduit all the time, it is ensured that the stable transmission of flow signal.
Embodiment three：The present embodiment proposes a kind of coupling device for metallic conduit signal transmission, and it is in embodiment
One or embodiment two propose the coupling device for metallic conduit signal transmission structure on improved, as shown in Fig. 2
The both sides of jig arm 31 are provided with reinforcement 7.
In this particular embodiment, as shown in figure 5, metal patch 2 is fixed on the medial surface of jig arm 31 by double faced adhesive tape 8
On.
Claims (10)
1. a kind of coupling device for metallic conduit signal transmission, it is characterised in that be connected including clip and with monitoring device
Metal patch, described clip include jaw part, the clip handle for opening/closing described jaw part and to described folders
Pincers portion applies the elastic component of clamping force, and described jaw part includes two jig arm mutually clamped, and described metal patch is set
Put on the medial surface of described jig arm, described metal patch is in arc-shaped, for being adjacent to metallic conduit, the gold described in two
It is in series between category paster by wire, wherein being fixed with the signal with described monitoring device on a piece of described metal patch
The wire that output end connects, latch assembly is provided with described clip handle.
2. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
The medial surface of jig arm is in the arc shape to match with metallic conduit, and the radius of the jig arm described in one of them is more than described in another
Jig arm radius.
3. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
Clip handle includes two first handles and second handle being oppositely arranged, and described latch assembly includes dead bolt and latch segment,
The dead bolt seat being provided with the side of described first handle, the dead bolt installation of front and rear insertion is provided with described dead bolt seat
Hole, described dead bolt are connected on by rotating shaft axle in described dead bolt mounting hole, and described dead bolt can be around described axis of rotation, institute
The latch segment stated is arranged on the lateral surface of described second handle and is oppositely arranged with described dead bolt, described latch segment with
The relative surface of described dead bolt is locking face, is arranged at intervals with described locking face multiple with described dead bolt end phase
The locked groove matched somebody with somebody.
4. a kind of coupling device for metallic conduit signal transmission according to claim 3, it is characterised in that described
Locking face is stepped, and described locking face includes the first locking face and the second locking face, and the first described locking face is located at institute
The inferoanterior for the second locking face stated.
5. a kind of coupling device for metallic conduit signal transmission according to claim 3, it is characterised in that described
The release block of outwardly convex is provided with the lateral wall of dead bolt.
6. a kind of coupling device for metallic conduit signal transmission according to claim 3, it is characterised in that described
Boss is fixedly installed on the outer wall of latch segment.
7. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
The material of metal patch is copper, silver or aluminium.
8. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
Jig arm both sides are provided with reinforcement.
9. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
Metal patch is fixed on by double faced adhesive tape on the medial surface of described jig arm.
10. a kind of coupling device for metallic conduit signal transmission according to claim 1, it is characterised in that described
Elastic component is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965630.6A CN107677333A (en) | 2017-10-17 | 2017-10-17 | A kind of coupling device for metallic conduit signal transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965630.6A CN107677333A (en) | 2017-10-17 | 2017-10-17 | A kind of coupling device for metallic conduit signal transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107677333A true CN107677333A (en) | 2018-02-09 |
Family
ID=61141129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710965630.6A Pending CN107677333A (en) | 2017-10-17 | 2017-10-17 | A kind of coupling device for metallic conduit signal transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107677333A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1085298A (en) * | 1992-08-26 | 1994-04-13 | E·克劳兹 | Clamping and coupling means |
| CN1692197A (en) * | 2002-09-04 | 2005-11-02 | 尤尼佩戈国际Pty有限公司 | Socks clamp |
| EP1647614A2 (en) * | 1997-07-15 | 2006-04-19 | Semitool, Inc. | Plating system for semiconductor materials |
| CN101014837A (en) * | 2004-07-15 | 2007-08-08 | Pdc设备公司 | Liner for a flow meter |
| CN201754179U (en) * | 2010-07-15 | 2011-03-02 | 华南理工大学 | Clamp type magnetic flux detecting probe |
| CN202031929U (en) * | 2011-01-07 | 2011-11-09 | 李光冬 | Lockable-type clip |
| CN202099023U (en) * | 2011-06-27 | 2012-01-04 | 福建龙基机械设备制造有限公司 | Novel split-type log clamp holder |
| CN102562743A (en) * | 2010-12-31 | 2012-07-11 | 海洋王照明科技股份有限公司 | Lifting rod connecting structure and lifting rod |
| CN202732565U (en) * | 2012-06-29 | 2013-02-13 | 宁波黛牡塑化有限公司 | Lockable fixing clamp |
| CN203083731U (en) * | 2013-02-02 | 2013-07-24 | 台州朗讯机械有限公司 | Pipeline temperature-measuring device |
| CN203324485U (en) * | 2013-06-25 | 2013-12-04 | 杭州展悦科技有限公司 | Signal clamp for pipeline detection |
| CN204454272U (en) * | 2014-12-31 | 2015-07-08 | 广东开平红荔铝业有限公司 | A kind of bar shifting apparatus |
| CN204666211U (en) * | 2015-04-17 | 2015-09-23 | 华电电力科学研究院 | A kind of flow-meter probe stationary installation |
| CN105445375A (en) * | 2015-12-31 | 2016-03-30 | 华南理工大学 | Handheld ultrasonic guided-wave structural damage detection device and detection method using same |
| CN206515491U (en) * | 2017-03-09 | 2017-09-22 | 济南市勘察测绘研究院 | A kind of underground pipeline finder signal clamp |
| CN207263245U (en) * | 2017-10-17 | 2018-04-20 | 三胜智慧科技（北京）有限公司 | A kind of coupling device for metallic conduit signal transmission |
-
2017
- 2017-10-17 CN CN201710965630.6A patent/CN107677333A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1085298A (en) * | 1992-08-26 | 1994-04-13 | E·克劳兹 | Clamping and coupling means |
| EP1647614A2 (en) * | 1997-07-15 | 2006-04-19 | Semitool, Inc. | Plating system for semiconductor materials |
| CN1692197A (en) * | 2002-09-04 | 2005-11-02 | 尤尼佩戈国际Pty有限公司 | Socks clamp |
| CN101014837A (en) * | 2004-07-15 | 2007-08-08 | Pdc设备公司 | Liner for a flow meter |
| CN201754179U (en) * | 2010-07-15 | 2011-03-02 | 华南理工大学 | Clamp type magnetic flux detecting probe |
| CN102562743A (en) * | 2010-12-31 | 2012-07-11 | 海洋王照明科技股份有限公司 | Lifting rod connecting structure and lifting rod |
| CN202031929U (en) * | 2011-01-07 | 2011-11-09 | 李光冬 | Lockable-type clip |
| CN202099023U (en) * | 2011-06-27 | 2012-01-04 | 福建龙基机械设备制造有限公司 | Novel split-type log clamp holder |
| CN202732565U (en) * | 2012-06-29 | 2013-02-13 | 宁波黛牡塑化有限公司 | Lockable fixing clamp |
| CN203083731U (en) * | 2013-02-02 | 2013-07-24 | 台州朗讯机械有限公司 | Pipeline temperature-measuring device |
| CN203324485U (en) * | 2013-06-25 | 2013-12-04 | 杭州展悦科技有限公司 | Signal clamp for pipeline detection |
| CN204454272U (en) * | 2014-12-31 | 2015-07-08 | 广东开平红荔铝业有限公司 | A kind of bar shifting apparatus |
| CN204666211U (en) * | 2015-04-17 | 2015-09-23 | 华电电力科学研究院 | A kind of flow-meter probe stationary installation |
| CN105445375A (en) * | 2015-12-31 | 2016-03-30 | 华南理工大学 | Handheld ultrasonic guided-wave structural damage detection device and detection method using same |
| CN206515491U (en) * | 2017-03-09 | 2017-09-22 | 济南市勘察测绘研究院 | A kind of underground pipeline finder signal clamp |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200602 Address after: No. 80, Chunyuan Road, Yinzhou District, Ningbo, Zhejiang 315100 Applicant after: NINGBO SANSHENG WISDOM ELECTRONIC Co.,Ltd. Address before: 100050 Beijing city Xicheng District nancaiyuan Street No. 2, building 2, room 336 Applicant before: SANSHENG WISDOM TECHNOLOGY (BEIJING) Co.,Ltd. |
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