CN105840914A - Damping device for ethylene glycol antimony raw-material conveying pipeline - Google Patents
Damping device for ethylene glycol antimony raw-material conveying pipeline Download PDFInfo
- Publication number
- CN105840914A CN105840914A CN201610397513.XA CN201610397513A CN105840914A CN 105840914 A CN105840914 A CN 105840914A CN 201610397513 A CN201610397513 A CN 201610397513A CN 105840914 A CN105840914 A CN 105840914A
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- Prior art keywords
- inverted
- shaped
- connecting cylinder
- plate
- damping 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
- F16L3/205—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs
- F16L3/2056—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs the axis of at least one spring being oblique or perpendicular to the direction of the movement of the pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a damping device for an ethylene glycol antimony raw-material conveying pipeline, and relates to a pipeline damping bracket. The damping device is characterized in that a fixing plate (2) is fixed at the lower part of a cement beam (21); the upper part of an inverted U-shaped hook (5) sleeves a pin shaft (4) between two hanging plates (3) at the middle-lower part of the fixing plate; the lower part of the inverted U-shaped hook is connected with the upper end of a connecting cylinder (19); the upper and lower ends of a lower spring (17) which sleeves a shock-absorbing rod (16) at the lower part of a partition plate (9) are respectively propped against the baseplate (10) of the connecting cylinder and the lower surface of the partition plate; the upper and lower ends of an upper spring (18) which sleeve the shock-absorbing rod at the upper part of the partition plate are respectively propped against a seal plate (20) at the inner-upper part of the connecting cylinder and the upper part of the partition plate; and the lower end of the shock-absorbing rod is connected to a U-shaped plate (13) through screws (14). The damping device provided by the invention has the advantages that the flexible support by a pipeline can be obtained by utilizing the lower and upper springs, so that the rigid contact abrasion formed by a conducting effect of the pipeline amplitude on the cement beam can be effectively reduced.
Description
[technical field]
The present invention relates to a kind of pipeline shock bracket, especially relate to the damping device of a kind of antimony glycol feedstock transportation pipeline.
[background technology]
Known, development along with petrochemical industry, downstream industry processing for petroleum chemicals also gets more and more, pipeline is the main carriers of conveying petrochemical industry semifinished or finished goods, pipeline can be by the quick transport of holding vessel to the equipment of production by hydraulic pump, but hydraulic pump is when to raw material pressurized delivered, produced amplitude also can produce large effect to pipeline, so pipeline needs to use " door " font support, wall mounting or ground support are supported, and the requirement to support Design also will be more and more higher, this is because conveyance conduit is for connecting higher holding vessel, during process equipment, the operation of booster pump to be had can be only achieved the rising of raw material, support of pipelines is provided that no reasonable and anti seismic efficiency quality, directly affect the safe operation of whole device.Presently commercially available support mainly has load-bearing suspension and support, limiting bracket and vibration-proof mounting three kinds, and these vibration-proof mountings, for being mostly anchor ear form, use complexity and installation requirement high, and is unfavorable for the abrasion reducing pipeline with the hard contact formation of vibration-proof mounting.
[summary of the invention]
In order to overcome the deficiency in background technology, the present invention discloses the damping device of a kind of antimony glycol feedstock transportation pipeline, utilize lower spring and upper spring to obtain the flexible support of pipeline, effectively reduce the hard contact abrasion that the conduction effect of cement beam is formed by pipeline amplitude.
For achieving the above object, the present invention adopts the following technical scheme that
nullA kind of damping device of antimony glycol feedstock transportation pipeline，Including expansion bolt、Fixed plate、Link plate、Inverted " u "-shaped is linked up with、Connecting cylinder、Lower spring、Upper spring、Shock absorbing bar and " u "-shaped plate，Fixed plate is fixed on cement beam bottom by multiple expansion bolts，Inverted " u "-shaped hook top is enclosed within the bearing pin between two link plates of fixed plate middle and lower part，Inverted " u "-shaped hook bottom is connected with the upper end of connecting cylinder，Dividing plate is fixed on the top of shock absorbing bar，Dividing plate is arranged on the middle part in connecting cylinder，It is enclosed within the two ends up and down of lower spring on the lower partition shock absorbing bar and withstands on the base plate of connecting cylinder respectively and in the bottom surfaces of dividing plate，The two ends up and down being enclosed within the upper spring on dividing plate top shock absorbing bar withstand on the shrouding of connecting cylinder internal upper part and dividing plate top respectively，The lower end of shock absorbing bar connects " u "-shaped plate by screw，In the sunken inside of pipeline " u "-shaped plate.
The damping device of described antimony glycol feedstock transportation pipeline, is respectively equipped with outer bending in two lower ends of inverted " u "-shaped hook, and two outer bendings of inverted " u "-shaped hook are respectively inserted in the hanging hole that both sides, connecting cylinder upper end are arranged.
The damping device of described antimony glycol feedstock transportation pipeline, the lower end of shock absorbing bar connects the upper end of inverted V-shaped bar, and inverted V-shaped bar two lower end connects two " u "-shaped plates by screw respectively, and pipeline is in the sunken inside of two " u "-shaped plates.
The damping device of described antimony glycol feedstock transportation pipeline, behind the hole that the lower end of shock absorbing bar is arranged through inverted V-shaped bar upper end, is formed the slip-off preventing of inverted V-shaped bar by split pin through the left and right through hole of shock absorbing bar lower end.
The damping device of described antimony glycol feedstock transportation pipeline, is provided with multiple screw on the connection barrel of described connecting cylinder hanging hole bottom, and many screws are each passed through after multiple screw in screw terminal block on the upper surface of shrouding.
The inwall matched in clearance of the damping device of described antimony glycol feedstock transportation pipeline, the outer edge surface of dividing plate and connecting cylinder.
Owing to using technical scheme as above, there is advantages that
The damping device of antimony glycol feedstock transportation pipeline of the present invention, utilize the lower spring in connecting cylinder and upper spring clamping dividing plate, the upper spring upper and lower by dividing plate and lower spring obtain the abatement of pipeline amplitude, and inverted " u "-shaped hook is connected by the fixed plate of bearing pin with cement beam bottom, the " u "-shaped plate at inverted V-shaped bar both ends is connected with pipeline all can cut down amplitude further, by flexibly connecting at above-mentioned three；The present invention effectively reduces the hard contact abrasion that the conduction effect of cement beam is formed by pipeline amplitude.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the use status architecture schematic diagram of the present invention；
In figure: 1, expansion bolt；2, fixed plate；3, link plate；4, bearing pin；5, inverted " u "-shaped hook；6, outer bending；7, hanging hole；8, screw；9, dividing plate；10, base plate；11, inverted V-shaped bar；12, pipeline；13, " u "-shaped plate；14, screw；15, split pin；16, shock absorbing bar；17, lower spring；18, upper spring；19, connecting cylinder；20, shrouding；21, cement beam.
[detailed description of the invention]
Can be explained in more detail the present invention by the following examples, the open purpose of the present invention is intended to all changes and improvements in the protection scope of the invention, the invention is not limited in the following examples；
nullDamping device in conjunction with the antimony glycol feedstock transportation pipeline described in accompanying drawing 1 or 2，Including expansion bolt 1、Fixed plate 2、Link plate 3、Inverted " u "-shaped hook 5、Connecting cylinder 19、Lower spring 17、Upper spring 18、Shock absorbing bar 16 and " u "-shaped plate 13，Fixed plate 2 is fixed on cement beam 21 bottom by multiple expansion bolts 1，Inverted " u "-shaped is linked up with 5 tops and is enclosed within the bearing pin 4 between two link plates 3 of fixed plate 2 middle and lower part，It is respectively equipped with outer bending 6 in two lower ends of inverted " u "-shaped hook 5，Two outer bendings 6 of inverted " u "-shaped hook 5 are respectively inserted in the hanging hole 7 that both sides, connecting cylinder 19 upper end are arranged，Dividing plate 9 is fixed on the top of shock absorbing bar 16，Dividing plate 9 is arranged on the middle part in connecting cylinder 19，The outer edge surface of dividing plate 9 and the inwall matched in clearance of connecting cylinder 19，It is enclosed within the two ends up and down of lower spring 17 on dividing plate 9 bottom shock absorbing bar 16 and withstands on the base plate 10 of connecting cylinder 19 respectively and in the bottom surfaces of dividing plate 9，The two ends up and down being enclosed within the upper spring 18 on dividing plate 9 top shock absorbing bar 16 withstand on the shrouding 20 of connecting cylinder 19 internal upper part and dividing plate 9 top respectively，Connecting cylinder 19 wall of described connecting cylinder 19 hanging hole 7 bottom is provided with multiple screw，Many screws 8 are each passed through after multiple screw in screw 8 terminal block on the upper surface of shrouding 20，After the lower end of shock absorbing bar 16 passes the hole that inverted V-shaped bar 11 upper end is arranged，The left and right through hole being passed shock absorbing bar 16 lower end by split pin 15 forms the slip-off preventing of inverted V-shaped bar 11，11 liang of lower ends of inverted V-shaped bar connect two " u "-shaped plates 13 by screw 14 respectively，Pipeline 12 is in the sunken inside of two " u "-shaped plates 13.
Implement the damping device of antimony glycol feedstock transportation pipeline of the present invention, during use, lower spring 17 is enclosed within dividing plate 9 bottom of shock absorbing bar 16, then after the lower end of shock absorbing bar 16 passes the hole in the middle part of connecting cylinder 19 base plate 10, then the lower end of shock absorbing bar 16 is through in the hole that inverted V-shaped bar 11 pointed superior is arranged, and uses split pin 15 to fix the lower end of shock absorbing bar 16 in the bottom of inverted V-shaped bar 11；Upper spring 18 is enclosed within dividing plate 9 top of shock absorbing bar 16, force pipe is used to be enclosed within the upper end of shock absorbing bar 16, forced the shrouding 20 making upper spring 18 upper end downward by pressure pipe box, use screw 8 through the connecting cylinder 19 screw near upper end, shrouding 20 is controlled by screw 8 is inner, taking off pressure pipe box uses pliers to make the opening part of inverted " u "-shaped hook 5 inside contract, and is at this moment respectively fitted over by two hanging holes 7 of connecting cylinder 19 in two outer bendings 6 of inverted " u "-shaped hook 5；Electric hammer is used to punch below " door " font cement beam 21, by expansion bolt 1, fixed plate 2 is fixed in cement beam 21 bottom surfaces, bearing pin 4 is utilized to link up with 5 through inverted " u "-shaped, inverted " u "-shaped hook 5 is made to be suspended on the bearing pin 4 between two link plates 3, the concave face using two " u "-shaped plates 13 is enclosed within pipeline 12 bottom surfaces, two-screw 14 two " u "-shaped plates 13 are through the two ends of inverted V-shaped bar 11.
Part not in the detailed description of the invention is prior art.
Claims (6)
- null1. the damping device of an antimony glycol feedstock transportation pipeline，Including expansion bolt (1)、Fixed plate (2)、Link plate (3)、Inverted " u "-shaped hook (5)、Connecting cylinder (19)、Lower spring (17)、Upper spring (18)、Shock absorbing bar (16) and " u "-shaped plate (13)，It is characterized in that: fixed plate (2) is fixed on cement beam (21) bottom by multiple expansion bolts (1)，Inverted " u "-shaped hook (5) top is enclosed within the bearing pin (4) between two link plates (3) of fixed plate (2) middle and lower part，Inverted " u "-shaped hook (5) bottom is connected with the upper end of connecting cylinder (19)，Dividing plate (9) is fixed on the top of shock absorbing bar (16)，Dividing plate (9) is arranged on the middle part in connecting cylinder (19)，It is enclosed within the two ends up and down of lower spring (17) in dividing plate (9) bottom shock absorbing bar (16) to withstand on respectively on the base plate (10) of connecting cylinder (19) and in the bottom surfaces of dividing plate (9)，The two ends up and down of the upper spring (18) being enclosed within dividing plate (9) top shock absorbing bar (16) withstand on the shrouding (20) of connecting cylinder (19) internal upper part and dividing plate (9) top respectively，The lower end of shock absorbing bar (16) connects " u "-shaped plate (13) by screw (14)，In the sunken inside of pipeline (12) " u "-shaped plate (13).
- The damping device of antimony glycol feedstock transportation pipeline the most according to claim 1, it is characterized in that: be respectively equipped with outer bending (6) in two lower ends of inverted " u "-shaped hook (5), two outer bendings (6) of inverted " u "-shaped hook (5) are respectively inserted in the hanging hole (7) that connecting cylinder (19) both sides, upper end are arranged.
- The damping device of antimony glycol feedstock transportation pipeline the most according to claim 1, it is characterized in that: the lower end of shock absorbing bar (16) connects the upper end of inverted V-shaped bar (11), inverted V-shaped bar (11) two lower end connects two " u "-shaped plates (13) by screw (14) respectively, and pipeline (12) is in the sunken inside of two " u "-shaped plates (13).
- The damping device of antimony glycol feedstock transportation pipeline the most according to claim 3, it is characterized in that: behind the hole that the lower end of shock absorbing bar (16) is arranged through inverted V-shaped bar (11) upper end, split pin (15) form the slip-off preventing of inverted V-shaped bar (11) through the left and right through hole of shock absorbing bar (16) lower end.
- The damping device of antimony glycol feedstock transportation pipeline the most according to claim 1, it is characterized in that: on connecting cylinder (19) wall of described connecting cylinder (19) hanging hole (7) bottom, be provided with multiple screw, many screws (8) be each passed through multiple screw after screw (8) interior terminal block on the upper surface of shrouding (20).
- The damping device of antimony glycol feedstock transportation pipeline the most according to claim 1, is characterized in that: the outer edge surface of dividing plate (9) and the inwall matched in clearance of connecting cylinder (19).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103564.6A CN108361448A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201610397513.XA CN105840914B (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810102939.7A CN108223921A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810102151.6A CN108397602A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610397513.XA CN105840914B (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810102151.6A Division CN108397602A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810102939.7A Division CN108223921A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810103564.6A Division CN108361448A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840914A true CN105840914A (en) | 2016-08-10 |
| CN105840914B CN105840914B (en) | 2018-04-17 |
Family
ID=56575583
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810102151.6A Withdrawn CN108397602A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810102939.7A Withdrawn CN108223921A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810103564.6A Withdrawn CN108361448A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201610397513.XA Active CN105840914B (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810102151.6A Withdrawn CN108397602A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810102939.7A Withdrawn CN108223921A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
| CN201810103564.6A Withdrawn CN108361448A (en) | 2016-06-07 | 2016-06-07 | A kind of damping device of antimony glycol feedstock transportation pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108397602A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253571A (en) * | 2017-07-31 | 2017-10-17 | 浙江辰基建设有限公司 | A kind of highway engineering pipeline arranging frame |
| CN115231023A (en) * | 2022-09-21 | 2022-10-25 | 邳州市南方建材有限公司 | Cement pipeline is from fixed equipment for packing of centre gripping with shock attenuation effect |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229725B (en) * | 2020-08-03 | 2023-09-01 | 浙江中科仪器有限公司 | Vibration-free material tensile testing machine |
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| JP2002054684A (en) * | 2000-08-11 | 2002-02-20 | Tokkyokiki Corp | Vibration control device |
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| CN205678274U (en) * | 2016-06-07 | 2016-11-09 | 洛阳海惠新材料股份有限公司 | A kind of damping device of antimony glycol feedstock transportation pipeline |
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| US5009386A (en) * | 1989-06-01 | 1991-04-23 | Berger Richard C | Pipe hanger and support |
| GB9321543D0 (en) * | 1993-10-19 | 1993-12-08 | Popplewell Peter L | Resilient spring devices |
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2016
- 2016-06-07 CN CN201810102151.6A patent/CN108397602A/en not_active Withdrawn
- 2016-06-07 CN CN201810102939.7A patent/CN108223921A/en not_active Withdrawn
- 2016-06-07 CN CN201810103564.6A patent/CN108361448A/en not_active Withdrawn
- 2016-06-07 CN CN201610397513.XA patent/CN105840914B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002054684A (en) * | 2000-08-11 | 2002-02-20 | Tokkyokiki Corp | Vibration control device |
| KR20100022881A (en) * | 2008-08-20 | 2010-03-03 | 김성구 | Fixing equipment of ceiling pipe arrangement with vibration proof |
| KR20110004645A (en) * | 2009-07-08 | 2011-01-14 | 주식회사 화성방재 | The pipe hanger for earthquake-resistant |
| CN202520847U (en) * | 2012-02-13 | 2012-11-07 | 舒城圣桂食品有限公司 | Shock absorber of automatic impurity removing machine for food processing |
| CN203686366U (en) * | 2014-01-28 | 2014-07-02 | 中建四局安装工程有限公司 | Pipeline shock-absorbing support for circulating house |
| CN205678274U (en) * | 2016-06-07 | 2016-11-09 | 洛阳海惠新材料股份有限公司 | A kind of damping device of antimony glycol feedstock transportation pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107253571A (en) * | 2017-07-31 | 2017-10-17 | 浙江辰基建设有限公司 | A kind of highway engineering pipeline arranging frame |
| CN115231023A (en) * | 2022-09-21 | 2022-10-25 | 邳州市南方建材有限公司 | Cement pipeline is from fixed equipment for packing of centre gripping with shock attenuation effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108397602A (en) | 2018-08-14 |
| CN105840914B (en) | 2018-04-17 |
| CN108361448A (en) | 2018-08-03 |
| CN108223921A (en) | 2018-06-29 |
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Effective date of registration: 20180126 Address after: 314299 Jiaxing, Jiaxing City, Zhejiang, Pinghu City, Lake Street century commercial center, 2 room 406 Applicant after: Pinghu transcendental spatio-temporal Graphic Design Co., Ltd. Address before: 471012 north side of Wei three road, Geely District Science and Technology Park, Luoyang, Henan Applicant before: Luoyang Hai Hui New Material Co., Ltd. |
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Effective date of registration: 20180222 Address after: 311803 Zhejiang city of Shaoxing province Zhuji City Ma Jian Zhen Gong Dian Village No. 168 Applicant after: Zhou Meirong Address before: 314299 Jiaxing, Jiaxing City, Zhejiang, Pinghu City, Lake Street century commercial center, 2 room 406 Applicant before: Pinghu transcendental spatio-temporal Graphic Design Co., Ltd. |
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Effective date of registration: 20191121 Address after: Room c506a-18, University Business Park, No. 99, University Road, Xuzhou high tech Industrial Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou rongchuangda Electronic Technology Co., Ltd Address before: 311803 Zhejiang city of Shaoxing province Zhuji City Ma Jian Zhen Gong Dian Village No. 168 Patentee before: Zhou Meirong |