CN208896318U - A kind of colloidal sample production mold - Google Patents
A kind of colloidal sample production mold Download PDFInfo
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- CN208896318U CN208896318U CN201821305920.4U CN201821305920U CN208896318U CN 208896318 U CN208896318 U CN 208896318U CN 201821305920 U CN201821305920 U CN 201821305920U CN 208896318 U CN208896318 U CN 208896318U
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- Prior art keywords
- die ontology
- colloid
- heating
- colloidal sample
- scraper
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000000084 colloidal system Substances 0.000 claims abstract description 67
- 238000010438 heat treatment Methods 0.000 claims description 91
- 238000007790 scraping Methods 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000002086 nanomaterial Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a kind of colloidal sample production mold, is related to technical field of photovoltaic modules.The colloidal sample production mold of the utility model includes: die ontology, contained structure and scrapes plastic structure, and contained structure is set on die ontology, for accommodating colloid；It scrapes plastic structure to connect and can be moved relative to contained structure with die ontology, for striking off the colloid overflowed from contained structure.The colloidal sample production mold of the utility model in contained structure by filling colloid, and the colloid overflowed from contained structure is struck off with plastic structure is scraped, so as to producing colloidal sample identical with contained structure size, solve the problems, such as current manual as common vessel every time made from colloidal sample size it is skimble-scamble.
Description
Technical field
The utility model relates to technical field of photovoltaic modules more particularly to a kind of colloidal sample to make mold.
Background technique
Photovoltaic module is generally sealed by colloid at present, to realize waterproof, insulation and uvioresistant.But due to colloid
For the high polymer that tens kinds of organic or inorganic materials mix, its own contains gas, if these gases are not released,
Residual cavity can be formed between colloid and encapsulation foreboard or packaging back board, cause the seal failure of photovoltaic module.Therefore, in light
Before lying prostrate component batch sealing, whether exceeded need to detect gas content in colloid.
It needs to carry out sample preparation to colloid before actually detected, generallys use existing common vessel such as plastic casing or glass
Deng the colloid for containing certain volume as colloidal sample, after obtaining colloidal sample, can weigh to colloidal sample, in turn,
The weight of colloidal sample standard weights corresponding with the size of common vessel can be compared, if the weight of colloidal sample
It is relatively low, then will judge in colloid gas content it is bigger than normal.
However, due to being to make colloidal sample by manually injecting colloid in common vessel every time, it injects every time general
The colloid amount of logical container can be different, so as to cause the size disunity of each colloidal sample obtained.In this way, size is not identical
Colloidal sample be compared with standard weights, it will cause the accuracy of testing result lower.
Utility model content
The utility model embodiment provides a kind of colloidal sample production mold, can solve currently each by common vessel
The skimble-scamble problem of the size of colloidal sample obtained.
In order to solve the above-mentioned technical problem, the utility model is realized in this way:
The utility model embodiment provides a kind of colloidal sample production mold, comprising:
Die ontology；
Contained structure is set on the die ontology, for accommodating colloid；
And scrape plastic structure, connect with the die ontology and can be moved relative to the contained structure, for striking off from institute
State the colloid of contained structure spilling.
Optionally, the contained structure includes at least one pockets.
Optionally, the plastic structure of scraping includes:
Connector is arranged on the die ontology；
And scraper, the scraper are connect by the connector with the die ontology.
Optionally, the scraper and the connector are rotatablely connected, so that the scraper is bonded institute around the connector
State the surface pivots of contained structure.
Optionally, the scraper is slidably connected with the connector, so that the scraper is bonded the table of the contained structure
Face translation.
Optionally, the colloidal sample production mold further includes heating structure, and the heating structure is used for the receiving
Colloid in structure is heated, so that the colloid melts.
Optionally, the heating structure is the heating member being set in the die ontology.
Optionally, the heating structure includes:
Heating tank, the die ontology are placed in the heating tank；
And heating member, the heating member are set to the heating groove bottom wall and/or side wall.
Optionally, at least one gap is additionally provided on the outer wall of the die ontology；And/or the heating tank is interior
At least one gap is provided on wall.
Optionally, handle is provided on the die ontology.
Colloidal sample provided by the embodiment of the utility model makes mold, comprising: die ontology, contained structure and scrapes cementing
Structure, contained structure are set on die ontology, for accommodating colloid；Plastic structure is scraped to connect with die ontology and can be relative to receiving
Colloid movement, for striking off the colloid overflowed from contained structure.In this way, by filling colloid in contained structure, and use frictioning
Structure strikes off the colloid overflowed from contained structure, it is possible to produce colloidal sample identical with contained structure size, so as to
The size of unified colloidal sample.In such cases, by the way that the identical colloidal sample of size is corresponding with the size of contained structure
Standard quality is compared, and to determine whether colloid is exceeded, the accuracy of testing result can be improved.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, the utility model embodiment will be retouched below
Attached drawing needed in stating is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without any creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structure chart of colloidal sample production mold provided by the embodiment of the utility model；
Fig. 2 is the structure chart of another colloidal sample production mold provided by the embodiment of the utility model；
Fig. 3 is the structure of the heating structure in another colloidal sample producing device provided by the embodiment of the utility model
Figure；
Fig. 4 is another colloidal sample producing device usage state diagram provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, a kind of colloidal sample production mold, comprising:
Die ontology 1；
Contained structure 2 is set on die ontology 1, for accommodating colloid；
And scrape plastic structure 3, connect with die ontology 1 and can be moved relative to contained structure 2, it is tied for striking off from receiving
The colloid that structure 2 overflows.
Wherein, the shape of die ontology 1 can be circle, or rectangle.Die ontology 1 can use metal material
Matter, in this way, the service life of die ontology 1 is longer, use cost is lower.
Wherein, the specific structure of contained structure 2 can be groove, or the box body being open on one side.It is tied due to accommodating
Structure 2 can accommodate scrappy colloid, so that the waste of colloid can be reduced.Save colloidal materials.
In addition, it is optional, a plurality of graduation mark can be set on the inner wall of contained structure 2, different graduation marks can be right
Size when colloid being answered to seal different photovoltaic modulies, in this way, place colloid in contained structure 2, and according to the position of graduation mark,
Colloidal sample identical with size when colloid sealed photovoltaic component can be produced, and is contained by the gas in detection colloidal sample
Amount, state when so as to analog detection colloid sealed photovoltaic component, and then judge whether the colloid is suitable for sealed photovoltaic
Component.
Wherein, scraping plastic structure 3 can be the cutter with cut surface, be also possible to flat ruler item.Scraping plastic structure 3 can
It is struck off with the colloid to spillage containment structure 2, so that the surface of colloidal sample is more smooth, improves the surface of colloidal sample
Quality.
Colloidal sample provided by the embodiment of the utility model makes mold, comprising: die ontology, contained structure and scrapes cementing
Structure, contained structure are set on die ontology, for accommodating colloid；Plastic structure is scraped to connect with die ontology and can be relative to receiving
Colloid movement, for striking off the colloid overflowed from contained structure.In this way, by filling colloid in contained structure, and use frictioning
Structure strikes off the colloid overflowed from contained structure, so as to produce colloidal sample identical with contained structure size, thus
It can unify the size of colloidal sample.In such cases, by by the size pair of size identical colloidal sample and contained structure
The standard quality answered is compared, and to determine whether colloid is exceeded, the accuracy of testing result can be improved.
Optionally, contained structure 2 includes at least one pockets 201.
Wherein, the depth of all pockets 201 is respectively less than the height of die ontology.
In addition, contained structure 2 may include multiple pockets 201, if contained structure 2 may include 2,3 or 4
A equal pockets 201, and the size of above-mentioned multiple pockets 201 can be inconsistent, such as one of pockets 201
Size can with colloid seal the first photovoltaic module when it is consistent, the size of another pockets 201 can be sealed with colloid
It is consistent when the second photovoltaic module.Specifically, for example: contained structure 2 includes the first pockets and the second pockets, and first
The size of pockets can be same with the gel phase of foreboard and/or backboard for sealing the first photovoltaic module, and second accommodates
Groove can be identical with the size of foreboard and/or backboard for sealing the second photovoltaic module, and the foreboard of the first photovoltaic module
It is different with the size of the foreboard of the second photovoltaic module, alternatively, the back plate of the first photovoltaic module and the back plate of the second photovoltaic module
Size is different, in this way, the size of the first pockets and the second pockets is also just different.
In addition, the size of pockets 201 is it is not limited here, and such as: the length of pockets 201 can be 100-
500 millimeters, width is 3-20 millimeters, 0.2-2 millimeters deep.
In the utility model embodiment, contained structure includes at least one pockets, and the ruler of each pockets
The very little size that can be corresponded to when colloid seals different photovoltaic modulies, so that the colloidal sample in the present embodiment makes mould
Tool can produce various sizes of colloidal sample, to improve the applicability of colloidal sample production mold, and can avoid manufacture
Multiple colloidal samples make mold, reduce manufacturing cost.
Optionally, scraping plastic structure 3 includes:
Connector 301 is arranged on die ontology 1；
And scraper 302, scraper 302 are connect by connector 301 with die ontology 1.
Wherein, connector 301 can be fixed on die ontology 1, such as: connector 301 can by welding or
The mode of person's glue connection is fixed on die ontology 1.Connector 301 can also be detachably arranged in die ontology 1
On, for example, connector 301 can be removably arranged on die ontology 1 by bolt.Concrete form is it is not limited here.
Wherein, connector 301 can be the form of mounting post, be also possible to the form of mounting rack.
In the utility model embodiment, scraping plastic structure includes: connector and scraper, and scraper can be connected to mould by connector
Have on ontology, can avoid scraper and lose, and colloid is struck off by scraper, the surface of colloid can be made more smooth.
Optionally, scraper 302 and connector 301 are rotatablely connected, so that scraper 302 accommodates knot around the fitting of connector 301
The surface pivots of structure 2.
Wherein, scraper 302 can be bonded the surface pivots of contained structure 2 around connector 301, such as: if connector 301
For mounting post, then mounting post can be vertically installed on die ontology 1, and scraper 302 can be rotated around mounting post, and be bonded appearance
The surface pivots of micro-nano structure 2, to achieve the purpose that strike off in the colloid in spillage containment structure 2.In addition, the activity of scraper 302
Range can be using 301 position of connector as the center of circle, and the length of scraper 302 is the circle of radius.The length of scraper 302 can
To be greater than or equal to target length, which can be equal to the junction of scraper 302 and connector 301 to from the junction
The distance between farthest pockets 201.
In addition, then connector 301 can be set in mold sheet since contained structure 2 may include multiple pockets 201
On body 1, and between above-mentioned multiple pockets 201.Such as: it may include 4 pockets 201, and above-mentioned 4 accommodate
Groove 201 can be arranged side by side, then connector 301 can be set on die ontology 1, and be located at the 2nd 201 He of pockets
Between 3rd pockets 201, in this manner it is ensured that scraper 302 strikes off each pockets 201 with the realization of the smallest length
The colloid of middle spilling.
In the utility model embodiment, scraper and connector are rotatablely connected, so that scraper accommodates knot around connector fitting
The surface pivots of structure overflow in this way, the range that scraper can be made to cover is larger so as to preferably strike off in contained structure
Colloid.
Optionally, scraper 302 is slidably connected with connector 301, so that scraper 302 is bonded the surface translation of contained structure 2.
Wherein, scraper 302 is slidably connected with connector 301, such as: connector 301 can be made of 3 connecting rods
Connection frame specifically, 2 connecting rods are arranged in parallel, and is vertically installed on die ontology 1, and the 3rd connecting rod is for connecting
Above-mentioned 2 connecting rods are connect, then scraper 302 can be sheathed in above-mentioned 3rd connecting rod by annulus, and can be along above-mentioned
3 connecting rod slidings, so that scraper 302 is bonded the surface translation of contained structure 2.
In addition, above-mentioned multiple pockets 201 can be set side by side since contained structure 2 includes multiple pockets 201
It sets, then the position of connector 301 can be set in the edge of die ontology 1, and scraper 302 can be towards multiple pockets
The setting of 201 directions.
In the utility model embodiment, scraper is slidably connected with connector, so that the surface of scraper fitting contained structure is flat
It moves, in this way, allowing scraper to strike off the colloid of spillage containment structure in a manner of translation, so that the surface of colloid is more flat
It is whole.
Optionally, colloidal sample production mold further includes heating structure 4, and heating structure 4 is used for the glue in contained structure 2
Body is heated, so that colloid melts.
Wherein, heating structure 4 may include resistance wire, heating resistor piece or heating rod etc., and the material of die ontology 1
Preferably metal material, since the thermal conductivity of metal material is preferable, so that heating structure 4 is to the colloid in contained structure 2
Heating effect is more preferable, so that the rate that colloid melts is faster.
It should be noted that producing colloidal sample since (generally 25 degrees Celsius) hardness is higher at normal temperature for colloid
When difficulty of processing it is larger, and the colloid in the contained structure 2 of die ontology is added in the present embodiment using heating structure 4
Heat melts colloid, so that colloid fills full entire contained structure 2, and the colloid in structure to be accommodated 2 coagulates again
Gu after, colloidal sample can be obtained.In this way, being added by making setting heating structure on mold in colloidal sample to colloid
Heat to reduce the difficulty of processing of colloidal sample, and improves the processing efficiency of colloidal sample.
In the utility model embodiment, it further includes heating structure that colloidal sample, which makes mold, to reduce colloidal sample
Difficulty of processing, improve the processing efficiency of colloidal sample, and since all parts that colloidal sample production mold includes are normal
With component, so that use cost is relatively low.
Optionally, heating structure 4 is the heating member being set in die ontology 1.
Wherein, heating member 401 can be heating resistance wire or heating sheet etc., and heating member 401 can closely accommodate knot
Structure 2 is arranged, such as: if contained structure 2 is the pockets 201 being set on die ontology, in the inside of die ontology 1,
It closely can be set heating member 401 on the side wall of the pockets 201 or the position of bottom wall, and the heating member 401
Quantity can be multiple.Certainly, which is not limited to be set to the inside of die ontology 1, also can be set in mold
The surface of ontology 1 or side wall.Specific location is it is not limited here.
In the utility model embodiment, compared with the mode that heating structure and die ontology are provided separately, heating structure is
The heating member being set in die ontology reduces the volume of entire colloidal sample production mold.Simultaneously because heating member is arranged
In in die ontology, after placing colloid in contained structure, directly above-mentioned colloid can be heated, so as to colloid
Heating it is also more convenient.
Optionally, heating structure 4 includes:
Heating tank 402, die ontology 1 are placed in heating tank 402；
And heating member 401, heating member 401 are set to 402 bottom wall of heating tank and/or side wall.
Wherein, it is preferred that the size of heating tank 402 is all larger than the size of die ontology 1, such as: the structure of heating tank 402
It can be rectangular channel, die ontology 1 can be rectangular mould ontology, and the length and width and height of heating tank 402 can be respectively greater than mold
The length and width and height of ontology 1.Specifically, the length of heating tank 402 can be 200 millimeters, wide can be 150 millimeters, and height can be 50
Millimeter, and the length of die ontology 1 can be 180 millimeters, wide can be 140 millimeters, and height can be 45 millimeters.In this way, due to adding
The size of heat channel 402 is all larger than the size of die ontology 1, and die ontology 1 can be made eaily to be placed in heating tank 402
It is interior, and easily take out die ontology 1 out of heating tank 402.
Certainly, it should be noted that the length of heating tank 402 and the wide length that can be respectively greater than die ontology 1 and width, and add
The high height that can be less than die ontology 1 of heat channel 402, such as: the height of heating tank 402 can be 50 millimeters, and die ontology 1
Height can be 50 millimeters or 55 millimeters.In this way, when the length and the wide length and width for being respectively greater than die ontology 1 of heating tank 402, but
The height of heating tank 402 be less than die ontology 1 height, die ontology 1 can be equally placed in heating tank 402 at this time, but with add
The length and width of heat channel 402 is compared with the high length and width for being respectively greater than die ontology 1 with height, and heating tank 402 is to die ontology 1 at this time
Heating effect is slightly poor.
Wherein, heating member 401 is set to the bottom wall and/or side wall of heating tank 402, due to closer to die ontology 1, so that
When the colloid on to die ontology 1 in contained structure 2 heats, thermal loss is smaller, so that heating effect is more preferable.
In the utility model embodiment, heating structure includes heating tank and heating member, and die ontology is placed in heating tank, is made
It is more abundant to obtain contact of the die ontology with heating tank, and heating member is set to heating groove bottom wall and/or side wall, heating member distribute
Heat can effectively be transmitted on die ontology, reduce the loss of heat so as on die ontology accommodate tie
The heating effect of colloid in structure is more preferable.
Optionally, at least one gap 5 is additionally provided on the outer wall of die ontology 1；And/or on the inner wall of heating tank 402
It is provided at least one gap 5.
Wherein, when being provided with gap 5 on the outer wall of die ontology 1 and on the inner wall of heating tank 402, die ontology 1
Outer wall on gap 5 and heating tank 402 inner wall on gap 5 can be oppositely arranged.In addition, on the outer wall of die ontology 1
Gap 5 and heating tank 402 inner wall on the size of gap 5 can not be identical, such as: slitting on the outer wall of die ontology 1
5 width of mouth can be 1 centimetre, and 5 width of gap on the inner wall of heating tank 402 can be 2 centimetres.
In addition, the outer wall of die ontology 1 can be clamped with the inner wall of heating tank 402, in this way, can make heating tank 402
The heat of generation is preferably transferred on die ontology 1, and then can make the colloid in the contained structure 2 to die ontology 1
Heating effect it is more preferable.
It should be noted that gap can be identified in the present embodiment with 5.
In the utility model embodiment, on the outer wall of die ontology, and/or, at least one is provided on the inner wall of heating tank
A gap, it may be convenient to take out die ontology from heating tank.
Optionally, handle 6 is provided on die ontology 1.
Wherein, the side wall in die ontology 1 can be set in handle 6, also can be set on the surface of die ontology 1.
In addition, handle 6 can be metal material or plastic material, and the shape of handle 6 can be strip, round
Shape or wedge shape etc..
It should be noted that setting handle 6 is for convenience to take out die ontology 1 from heating tank 402, and pass through and scrape
Plastic structure 3 can equally take out die ontology 1 from heating tank 402.Such as: plastic structure 3 can be scraped by lifting, thus
Die ontology 1 is taken out from heating tank 402.
In the utility model embodiment, handle is provided on die ontology, so as to facilitate die ontology from adding
It is taken out in heat channel.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, are belonged within the protection of the utility model.
Claims (10)
1. a kind of colloidal sample makes mold characterized by comprising
Die ontology；
Contained structure is set on the die ontology, for accommodating colloid；
And scrape plastic structure, connect with the die ontology and can be moved relative to the contained structure, for striking off from the appearance
The colloid that micro-nano structure overflows.
2. colloidal sample according to claim 1 makes mold, which is characterized in that the contained structure includes at least one
Pockets.
3. colloidal sample according to claim 2 makes mold, which is characterized in that the plastic structure of scraping includes:
Connector is arranged on the die ontology；
And scraper, the scraper are connect by the connector with the die ontology.
4. colloidal sample according to claim 3 makes mold, which is characterized in that the scraper and the connector rotate
Connection, so that the scraper is bonded the surface pivots of the contained structure around the connector.
5. colloidal sample according to claim 3 makes mold, which is characterized in that the scraper and the connector slide
Connection, so that the scraper is bonded the surface translation of the contained structure.
6. colloidal sample according to claim 1-5 makes mold, which is characterized in that the colloidal sample production
Mold further includes heating structure, and the heating structure is for heating the colloid in the contained structure, so that the glue
Body melts.
7. colloidal sample according to claim 6 makes mold, which is characterized in that the heating structure is described to be set to
Heating member in die ontology.
8. colloidal sample according to claim 6 makes mold, which is characterized in that the heating structure includes:
Heating tank, the die ontology are placed in the heating tank；
And heating member, the heating member are set to the heating groove bottom wall and/or side wall.
9. colloidal sample according to claim 8 makes mold, which is characterized in that also set on the outer wall of the die ontology
It is equipped at least one gap；And/or at least one gap is provided on the inner wall of the heating tank.
10. colloidal sample according to claim 8 makes mold, which is characterized in that be provided with and mention on the die ontology
Hand.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821305920.4U CN208896318U (en) | 2018-08-14 | 2018-08-14 | A kind of colloidal sample production mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305920.4U CN208896318U (en) | 2018-08-14 | 2018-08-14 | A kind of colloidal sample production mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224179A (en) * | 2019-06-22 | 2019-09-10 | 珠海冠宇电池有限公司 | A kind of method of elimination lithium ion battery top excessive glue |
| CN114798314A (en) * | 2022-04-13 | 2022-07-29 | 合肥维信诺科技有限公司 | Gluing jig and gluing method |
-
2018
- 2018-08-14 CN CN201821305920.4U patent/CN208896318U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224179A (en) * | 2019-06-22 | 2019-09-10 | 珠海冠宇电池有限公司 | A kind of method of elimination lithium ion battery top excessive glue |
| CN110224179B (en) * | 2019-06-22 | 2020-10-02 | 珠海冠宇电池股份有限公司 | Method for eliminating glue overflow at top of lithium ion battery |
| CN114798314A (en) * | 2022-04-13 | 2022-07-29 | 合肥维信诺科技有限公司 | Gluing jig and gluing method |
| CN114798314B (en) * | 2022-04-13 | 2024-04-26 | 合肥维信诺科技有限公司 | Gluing jig and gluing method |
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Effective date of registration: 20191129 Address after: 101407 Beijing city Huairou District Yanqi Park Economic Development Zone No. 38 Street Patentee after: Lingfan new energy technology (Beijing) Co.,Ltd. Address before: 362000 42 Purple Mountain Road, Gaoxin District, Licheng District, Fujian, Quanzhou Patentee before: MIASOLE EQUIPMENT INTEGRATION (FUJIAN) Co.,Ltd. |
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Effective date of registration: 20211119 Address after: No.31 Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Dongjun new energy Co.,Ltd. Address before: No.38, Paradise Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: Lingfan new energy technology (Beijing) Co.,Ltd. |
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Granted publication date: 20190524 |