CN108747495A - Flange clamp - Google Patents
Flange clamp Download PDFInfo
- Publication number
- CN108747495A CN108747495A CN201810829713.7A CN201810829713A CN108747495A CN 108747495 A CN108747495 A CN 108747495A CN 201810829713 A CN201810829713 A CN 201810829713A CN 108747495 A CN108747495 A CN 108747495A
- Authority
- CN
- China
- Prior art keywords
- flange
- hole
- confined planes
- anchor ring
- positioning
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
This application discloses a kind of flange clamps, including pedestal, axis and positioning pin；Clamping anchor ring, the first confined planes, positioning shaft hole and dowel hole are provided on pedestal, the first confined planes are arranged around clamping anchor ring, dowel hole in the side of positioning shaft hole；Axis includes limiting section and positioning column, positioning shaft hole is interior and limiting section stretches into the process of positioning shaft hole close to the first confined planes with positioning column for stretching into and being fixed on for positioning column, the second confined planes towards the first confined planes are provided on limiting section, the second confined planes surround buckling groove to limit axially and radially moving for flange jointly with clamping anchor ring and the first confined planes；Positioning pin is used to sequentially pass through location hole on flange and dowel hole to limit circumferentially rotating for flange.The flange clamp that the embodiment of the present application is provided can be realized and is accurately positioned to flange, to promote the positional precision of mark.
Description
Technical field
This application involves technical field of solar more particularly to a kind of flange clamps.
Background technology
In field of solar energy, it will usually be deposited on substrate using evaporation source and form solar energy film layer.Evaporation source has very much
Type, for the ease of identification, it will usually engrave corresponding mark on the flange circumferential surface of evaporation source and be distinguish.
Usually first flange is clamped by flat-nose pliers in the related technology, then mills out one on the circumferential surface of flange by milling cutter
A plane engraves mark in the plane later.Under normal conditions, the position of mark and plane can be there are certain requirements, and
Flat-nose pliers can only position flange in the axial direction of flange since self structure limits, but can not flange again circumferential direction
And radially flange is accurately positioned.Operator by virtue of experience can only voluntarily judge, therefore error is larger.
Larger position error causes the position of mark and plane also to shift, and cannot be satisfied requirement.
Invention content
The embodiment of the present application provides a kind of flange clamp, to solve the above problems.
The embodiment of the present application uses following technical proposals：
The embodiment of the present application provides a kind of flange clamp, including pedestal, axis and positioning pin；
Clamping anchor ring, the first confined planes, positioning shaft hole and dowel hole, first limit are provided on the pedestal
Face surrounds the clamping anchor ring, and the dowel hole is arranged in the side of the positioning shaft hole；
The axis includes limiting section and positioning column, and the positioning column is for stretching into and being fixed in the positioning shaft hole
And the limiting section stretches into the process of the positioning shaft hole on first confined planes, the limiting section with the positioning column
It is provided with the second confined planes towards first confined planes, second confined planes and the clamping anchor ring and the first limit
Face surrounds buckling groove to limit axially and radially moving for flange jointly；
The positioning pin is used to sequentially pass through location hole on flange and the dowel hole to limit the circumferential direction of flange
Rotation.
Optionally, further include spacer pin in above-mentioned flange clamp, the positioning shaft hole runs through the pedestal, described fixed
Limit pin hole is provided on the circumferential surface of position column, the spacer pin passes through the limit pin hole that the axis is made to be fixed with the pedestal
It forms the buckling groove and steps up flange.
Optionally, in above-mentioned flange clamp, the spacer pin is wedge pin, and the limit pin hole is wedged hole.
Optionally, in above-mentioned flange clamp, the angle of inclination of the wedge pin and the wedged hole is within the scope of 7-9 °.
Optionally, in above-mentioned flange clamp, the pedestal includes clamp body and locating core, the dowel hole setting
On the clamp body, mounting hole is additionally provided on the clamp body；
The locating core includes sequentially connected clamping section, clamp segment and fixed section in an axial direction, and the clamp segment is in institute
It states and radially exceeds the clamping section, the clamping anchor ring is arranged in the clamping section, and first confined planes are arranged in institute
It states in clamp segment, the positioning shaft hole is arranged on the locating core, and the fixed section is for being inserted into the mounting hole and making institute
Clamp body is stated to be fixedly connected with the locating core.
Optionally, in above-mentioned flange clamp, the clamp segment radially also exceeds the fixed section, the folder described
Tight section is abutted away from the side of first confined planes with the edge of the mounting hole.
Optionally, in above-mentioned flange clamp, the clamp body includes bottom plate and riser, the bottom plate and the riser
Vertical connection, the dowel hole and the mounting hole are arranged on the riser.
Optionally, in above-mentioned flange clamp, first confined planes and the clamping anchor ring are perpendicular.
Optionally, in above-mentioned flange clamp, the axis of the positioning shaft hole is parallel with the clamping axis of anchor ring.
Optionally, in above-mentioned flange clamp, the positioning shaft hole is coaxial with the clamping anchor ring.
Above-mentioned at least one technical solution that the embodiment of the present application uses can reach following advantageous effect：
Flange clamp disclosed in the embodiment of the present application can pass through the position of buckling groove locating flange and limitation flange
It axially and radially moves, while circumferentially rotating for flange is limited by positioning pin, flange is accurately positioned to realize, from
And promote the positional precision of mark.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is the positive stereochemical structure view of flange clamp disclosed in the embodiment of the present application and flange cooperation；
Fig. 2 is the back side stereochemical structure view of flange clamp disclosed in the embodiment of the present application and flange cooperation；
Fig. 3 is the cross-section structure view of flange clamp disclosed in the embodiment of the present application and flange cooperation；
Fig. 4 looks up stereochemical structure view for clamp body disclosed in the embodiment of the present application；
Fig. 5 is the stereochemical structure view of locating core disclosed in the embodiment of the present application；
Fig. 6 is the stereochemical structure view of axis disclosed in the embodiment of the present application.
Reference sign：
1- flange clamps, 10- clamp bodies, 100- bottom plates, 100a- fitting grooves, 100b- grooves, 102- risers, 102a- are fixed
Position pin hole, 102b- mounting holes, 11- locating cores, 110- clampings section, 110a- clampings anchor ring, 112- clamp segments, 112a- first are limited
Plane, 114- fixed sections, 116- positioning shaft holes, 12- axis, 120- limiting sections, the second confined planes of 120a-, 122- positioning columns,
122a- limit pin holes, 122b- processing plane, 13- positioning pins, 14- spacer pins；
2- flanges, 20- location holes.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one
Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under the premise of creative work, shall fall in the protection scope of this application.
Below in conjunction with attached drawing, the technical solution that each embodiment of the application provides is described in detail.
The embodiment of the present application discloses a kind of flange clamp 1, as shown in Figures 1 to 6, including pedestal, axis 12 and fixed
Position pin 13.Pedestal is the agent structure of flange furniture 1, for itself will be fixed on operation console and fix other components.Bottom
Clamping anchor ring 110a, the first confined planes 112a, positioning shaft hole 116 and dowel hole 102a are provided on seat.Wherein, it is clamped ring
Face 110a is the peripheral surface of a cylinder, and the size of clamping anchor ring 110a and the middle part void region of flange 2 are essentially identical, from
And flange 2 is enable to be socketed on clamping anchor ring 110a.First confined planes 112a is around clamping anchor ring 110a, for resisting flange
2 side surface, between the first confined planes 112a and clamping anchor ring 110a can the angles such as at an acute angle, obtuse angle, but such first
Contacts of the confined planes 112a with flange contacts for line, and stability is poor, therefore preferably the first confined planes 112a and clamping anchor ring
110a is perpendicular, to make the first confined planes 112a be contacted with the surface forming face of flange, improves stability.In the present embodiment,
First confined planes 112a can be a complete planar annular, can also be the set in the face of several dispersion arrangements.
The effect of positioning shaft hole 116 is fixed axis 12.Specifically, as shown in Fig. 2,3,6, axis 12 includes limiting section
120 and positioning column 122, positioning column 122 can be by stretching into and being fixed in positioning shaft hole 116 and limiting section 120 can be with
The process that positioning column 122 stretches into positioning shaft hole 116 moves closer to the first confined planes 112a.For example, the axis of positioning shaft hole 116 with
The differential seat angle for being clamped anchor ring 110a is less than 90 °.In optional scheme, the axis of the axis and clamping anchor ring 110a of positioning shaft hole 116
Line is parallel.Positioning shaft hole 116 in the present embodiment can be arranged in the outside of clamping anchor ring 110a, but can lead to axis in this way
12 are in eccentric state, unbalance stress with clamping anchor ring 110a.It can be by positioning shaft hole 116 and clamping anchor ring in the present embodiment
110a is coaxial, the problem of so that axis 12 is in the center of clamping anchor ring 110a, reduce unbalance stress.
The positioning column 122 of axis 12 may be used with positioning shaft hole 116 the various ways progress such as snaps connection, is threadedly coupled
Fixed, the two can at least ensure position of the axis 12 on axially and radially after the completion of fixing.And at this time on limiting section 120
It is provided with the second the confined planes 120a, the second confined planes 120a and clamping anchor ring 110a and first towards the first confined planes 112a
Confined planes 112a can surround buckling groove jointly, flange 2 in buckling groove other than being socketed on clamping anchor ring 110a, flange
2 both sides can also be squeezed by the first confined planes 112a and the second confined planes 120a respectively simultaneously, to make the axis of flange 2
To and move radially and limited.In the present embodiment, the second confined planes 120a is similar with the first confined planes 112a, can also be
One complete planar annular can also be the set in the face of several dispersion arrangements.
Dowel hole 102a, which is arranged on the side of positioning shaft hole 116, flange 2, can be arranged one or several location holes 20,
When flange 2 is fixed in buckling groove, dowel hole 102a can be aligned with one of location hole 20.Positioning pin 13 according to
Secondary location hole 20 and dowel hole 102a on the flange 2 is to limit circumferentially rotating for flange 2.Dowel hole 102a's
Axis can be obliquely installed relative to the axis of clamping anchor ring 110a, be inserted into easily facilitate positioning pin 13, dowel hole
102a can also be arranged in parallel with the axis of clamping anchor ring 110a.
So far, flange 2 is positioned in the buckling groove on flange clamp 1, while the axial movement of flange 2, being moved radially
And circumferentially rotate and limited, therefore the posture of flange 2 can be accurately positioned, to promote milling flat and blaze will
Precision.
As shown in Figures 2 and 3, positioning shaft hole 116 can also be run through bottom in the present embodiment for the ease of fixed axis 12
Seat, while limit pin hole 122a is set on the circumferential surface of positioning column 122, pass through limit pin hole 122a to make card one spacer pin 14
Axis 12 is fixed with pedestal.Limit pin hole 122a can be opened up directly on the periphery of positioning column, but processing cost in this way is higher,
Therefore one processing plane 122b on the circumferential surface of positioning column 122 can be first set, then processed on processing plane 122b again
Go out limit pin hole 122a, due to being plane machining, processing cost is relatively low, and limit pin hole 122a passes through processing plane at this time
122b。
In alternative, axis 12 is fixed by spacer pin 14 in order to easily facilitate, wedge shape may be used in spacer pin 14
Pin, in order to coordinate spacer pin 14, limit pin hole 122a to use wedged hole.There are one between two opposite faces of spacer pin 14 in this way
Fixed inclination angle can will move radially be converted to axial movement during insertion, to make axis 12 with spacer pin 14
It stretches into the process of limit pin hole 122a and gradually gos deep into positioning shaft hole 116 and so that the second confined planes 120a is abutted and squeeze flange 2,
Mutually limitation forms fixed structure.In the present embodiment, the angle of inclination of wedge pin and the inclined surface on wedged hole, i.e., it is opposite
Inclination angle between two faces cannot be excessive, and otherwise spacer pin 14 is easy to retract along limit pin hole 122a, causes to loosen.And it tilts
If angle is too small and the conversion proportion of radial displacement and axial displacement can be caused too low, the length needed for spacer pin 14 is long.
By experiment, the angle of inclination of wedge pin and wedged hole is more suitable within the scope of 7-9 °.
In the present embodiment, it is limited since flange 2 needs to be fitted close with buckling groove, the first of buckling groove can be caused
Confined planes 112a, the second confined planes 120a and clamping anchor ring 110a are gradually worn out, for a long time using will gradually lose positioning
Precision is just replaced or is repaired at this time.It is very uneconomical if directly replacing entire pedestal at this time.Therefore, this implementation
Pedestal can be divided into clamp body 10 and 11 two parts of locating core, clamp body 10 with operation console for being fixed and admittedly in example
Determine locating core 11, the first confined planes 112a is arranged at clamping anchor ring 110a on locating core 11, in order to replace.
As shown in Figures 1 to 4, specifically, clamp body 10 may include bottom plate 100 and riser 102, bottom plate 100 with it is vertical
102 vertical connection of plate, bottom plate 100 are usually lain on operation console, and riser 102 can be connect with the middle part of bottom plate 100.In bottom plate
Multiple fitting groove 100a for bottom plate 100 to be fixedly connected with operation console are provided on 100, for example, can be in riser 102
A fitting groove 100a is respectively arranged in both sides.In order to improve the stability of bottom plate 100 while reduce difficulty of processing, can be carried on the back in bottom plate
A groove 100b is arranged in the middle part of side from riser 102, and groove 100b can be profile-followed with the profile of bottom plate 100, effect
It is the contact area for reducing bottom plate 100 and operation console, reduces and assemble shakiness caused by due to surface irregularity.At the same time, lead to
Crossing the area for the bottom plane that setting groove 100b reduces bottom plate 100 can also reduce and polish clast caused by process, save
The energy and process time.
Dowel hole 102a is arranged on riser 102, meanwhile, mounting hole 102b, locating core 11 are additionally provided on riser 102
Including sequentially connected clamping section 110, clamp segment 112 and fixed section 114 in an axial direction, wherein clamp segment 112 surpasses radially
Go out to be clamped section 110, clamping anchor ring 110a settings are in clamping section 110, and the first confined planes 112 are then arranged in clamp segment 112.
Positioning shaft hole 116 is also disposed on locating core 11, and fixed section 114 is for being inserted into mounting hole 102b and making clamp body 10 and locating core
11 are fixedly connected.
Fixed section 114 and mounting hole 102b can be an entirety, can also be respectively the set of several smaller portions.
For example, fixed block 114 can be cylinder, and mounting hole 102b is then circular through hole, at this time fixed section 114 and mounting hole 102b
It can be fixedly connected by modes such as screw thread, buckles, but these connection types can not effectively prevent locating core 11 circumferentially to turn
It is dynamic, therefore recommend to increase mutual frictional force, anti-fastening by the way of interference fit between fixed section 114 and mounting hole 102b
Position core 11 rotates.
Or fixed section 114 can also can be made of multiple inserted blocks, correspondingly, mounting hole 102b is also by corresponding more
A jack composition, inserted block are corresponding with jack.Further, it is also possible to which ellipse, just may be used in fixed section 114 and mounting hole 102b
Rectangular equal non-circular structures etc., these modes can also effectively prevent locating core 11 to rotate, but can increase locating core 11 and fixture
The complex degree of structure of body 10 improves manufacturing cost.
It in the present embodiment, can be by clamp segment 112 radially for the ease of determining the axial position of locating core 11
Beyond fixed section 114, i.e. clamp segment 112 is the thickness of locating core 11 (referring to Fig. 5).In this way when fixed section 114 and mounting hole
When 102b connections, clamp segment 112 can be abutted away from the side of the first confined planes 112a with the edge of mounting hole 102b, depending on
The axial position of position locating core 11.
The flange clamp that the embodiment of the present application is provided can be realized and is accurately positioned to flange, to promote the position of mark
Set precision.
Emphasis describes the difference between each embodiment in the application foregoing embodiments, different between each embodiment
As long as optimization feature non-contradiction, can combine to form more preferably embodiment, it is contemplated that style of writing is succinct, then no longer superfluous at this
It states.
Above is only an example of the present application, it is not intended to limit this application.For those skilled in the art
For, the application can have various modifications and variations.It is all within spirit herein and principle made by any modification, equivalent
Replace, improve etc., it should be included within the scope of claims hereof.
Claims (10)
1. a kind of flange clamp, which is characterized in that including pedestal, axis and positioning pin；
Clamping anchor ring, the first confined planes, positioning shaft hole and dowel hole, first confined planes are provided on the pedestal to enclose
Around the clamping anchor ring, the dowel hole is arranged in the side of the positioning shaft hole；
The axis includes limiting section and positioning column, and the positioning column is used to stretch into and be fixed in the positioning shaft hole and institute
It states limiting section and stretches into the process of the positioning shaft hole with the positioning column and be arranged on first confined planes, the limiting section
There are the second confined planes towards first confined planes, second confined planes and the clamping anchor ring and the first confined planes total
It is same to surround buckling groove to limit axially and radially moving for flange；
The positioning pin is used to sequentially pass through location hole on flange and the dowel hole to limit circumferentially rotating for flange.
2. flange clamp according to claim 1, which is characterized in that further include spacer pin, the positioning shaft hole runs through institute
Pedestal is stated, limit pin hole is provided on the circumferential surface of the positioning column, the spacer pin passes through the limit pin hole to make the axis
It is fixed with the pedestal and to form the buckling groove and step up flange.
3. flange clamp according to claim 2, which is characterized in that the spacer pin is wedge pin, the limit pin hole
For wedged hole.
4. flange clamp according to claim 3, which is characterized in that the angle of inclination of the wedge pin and the wedged hole
Within the scope of 7-9 °.
5. flange clamp according to any one of claims 1 to 4, which is characterized in that the pedestal include clamp body and
Locating core, the dowel hole are arranged on the clamp body, and mounting hole is additionally provided on the clamp body；
The locating core includes sequentially connected clamping section, clamp segment and fixed section in an axial direction, and the clamp segment is in the diameter
Exceed the clamping section upwards, the clamping anchor ring is arranged in the clamping section, and first confined planes are arranged in the folder
In tight section, the positioning shaft hole is arranged on the locating core, and the fixed section is for being inserted into the mounting hole and making the folder
Specifically it is fixedly connected with the locating core.
6. flange clamp according to claim 5, which is characterized in that the clamp segment is described radially also beyond described
Fixed section, the clamp segment are abutted away from the side of first confined planes with the edge of the mounting hole.
7. flange clamp according to claim 5, which is characterized in that the clamp body includes bottom plate and riser, described
Bottom plate and the riser vertical connection, the dowel hole and the mounting hole are arranged on the riser.
8. flange clamp according to any one of claims 1 to 4, which is characterized in that first confined planes and the card
It is perpendicular to connect anchor ring.
9. flange clamp according to any one of claims 1 to 4, which is characterized in that the axis of the positioning shaft hole and institute
The axis for stating clamping anchor ring is parallel.
10. flange clamp according to claim 9, which is characterized in that the positioning shaft hole is coaxial with the clamping anchor ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829713.7A CN108747495A (en) | 2018-07-25 | 2018-07-25 | Flange clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829713.7A CN108747495A (en) | 2018-07-25 | 2018-07-25 | Flange clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108747495A true CN108747495A (en) | 2018-11-06 |
Family
ID=63971604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810829713.7A Pending CN108747495A (en) | 2018-07-25 | 2018-07-25 | Flange clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108747495A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877604A (en) * | 2019-02-28 | 2019-06-14 | 江苏晨光数控机床有限公司 | A kind of quick clamping apparatus in top |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2785787Y (en) * | 2005-04-29 | 2006-06-07 | 余家绪 | Disk type positioning clamp |
| CN101920465A (en) * | 2010-08-20 | 2010-12-22 | 溧阳中材重型机器有限公司 | Processing and positioning device of hammer disk of crusher rotor |
| US20110266733A1 (en) * | 2010-04-30 | 2011-11-03 | Smw Automotive Corporation | Apparatus for final finishing a wheel hub of a knuckle assembly and related method |
| CN202922223U (en) * | 2012-08-23 | 2013-05-08 | 浙江震环数控机床有限公司 | Pneumatic clamping device |
| CN107030501A (en) * | 2017-04-28 | 2017-08-11 | 南京工业职业技术学院 | A kind of wedge clamping device |
| CN208759032U (en) * | 2018-07-25 | 2019-04-19 | 北京铂阳顶荣光伏科技有限公司 | Flange clamp |
-
2018
- 2018-07-25 CN CN201810829713.7A patent/CN108747495A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2785787Y (en) * | 2005-04-29 | 2006-06-07 | 余家绪 | Disk type positioning clamp |
| US20110266733A1 (en) * | 2010-04-30 | 2011-11-03 | Smw Automotive Corporation | Apparatus for final finishing a wheel hub of a knuckle assembly and related method |
| CN101920465A (en) * | 2010-08-20 | 2010-12-22 | 溧阳中材重型机器有限公司 | Processing and positioning device of hammer disk of crusher rotor |
| CN202922223U (en) * | 2012-08-23 | 2013-05-08 | 浙江震环数控机床有限公司 | Pneumatic clamping device |
| CN107030501A (en) * | 2017-04-28 | 2017-08-11 | 南京工业职业技术学院 | A kind of wedge clamping device |
| CN208759032U (en) * | 2018-07-25 | 2019-04-19 | 北京铂阳顶荣光伏科技有限公司 | Flange clamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877604A (en) * | 2019-02-28 | 2019-06-14 | 江苏晨光数控机床有限公司 | A kind of quick clamping apparatus in top |
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Address after: 100076 6015, 6th floor, building 8, 9 Yingshun Road, Yinghai Town, Daxing District, Beijing Applicant after: Beijing Dingrong Photovoltaic Technology Co.,Ltd. Address before: 100176 Beijing Daxing District Beijing economic and Technological Development Zone Rongchang East Street 7 hospital 6 Building 3001 room. Applicant before: BEIJING APOLLO DING RONG SOLAR TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20210413 Address after: 518054 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Applicant after: Shenzhen Zhengyue development and Construction Co.,Ltd. Address before: 100076 6015, 6th floor, building 8, 9 Yingshun Road, Yinghai Town, Daxing District, Beijing Applicant before: Beijing Dingrong Photovoltaic Technology Co.,Ltd. |
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Effective date of registration: 20210914 Address after: 201203 third floor, No. 665, Zhangjiang Road, China (Shanghai) pilot Free Trade Zone Applicant after: Shanghai zuqiang Energy Co.,Ltd. Address before: 518054 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Applicant before: Shenzhen Zhengyue development and Construction Co.,Ltd. |
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Application publication date: 20181106 |