CN203192876U - Energy storage device - Google Patents
Energy storage device Download PDFInfo
- Publication number
- CN203192876U CN203192876U CN2013201459133U CN201320145913U CN203192876U CN 203192876 U CN203192876 U CN 203192876U CN 2013201459133 U CN2013201459133 U CN 2013201459133U CN 201320145913 U CN201320145913 U CN 201320145913U CN 203192876 U CN203192876 U CN 203192876U
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- Prior art keywords
- end cap
- collector plate
- face
- energy storage
- storage device
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- 238000004146 energy storage Methods 0.000 title claims abstract description 45
- 238000003466 welding Methods 0.000 claims abstract description 16
- 230000007704 transition Effects 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 235000019994 cava Nutrition 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 238000002203 pretreatment Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000004534 cecum Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses an energy storage device. The energy storage device is characterized in that a locating protrusion and a locating hole are arranged on opposite end faces of an end cover and a collector plate respectively; the locating protrusion is matched with the locating hole through insertion in a transitional manner; a joint part is arranged in the joint location of the end cover and the end face of the collector plate on the peripheries of the locating protrusion and the locating hole; and a welding structure fixedly connecting the end cover with the collector plate is arranged on the joint part. The energy storage device has the beneficial effects that the modes of transitional insertion matching and welding are adopted, the locating protrusion is inserted into the locating hole generally by pressing or knocking, and the end cover and the collector plate are unnecessary to undergo the pre-treatment of cooling or heating, thus saving the assembly time, improving the production efficiency and reducing the cost.
Description
Technical field
The utility model relates to the energy storage device technical field.
Background technology
Battery or ultracapacitor are widely used in fields such as industry, the energy, military affairs as energy storage device.Its electrode deriving structure mainly plays the effect that connects inner core body and outside end cap.Which kind of electrode deriving structure is key link as producing adopt not only the resistance of energy storage device is had material impact, and is also most important to reliability and the life-span of monomer.
At present, electrode deriving structure commonly used as shown in Figure 1, comprise collector plate 02 and the end cap 03 of buckle closure on collector plate 02 that the internal electrical core with battery or super capacitor electrically contacts, convex with the connection projection 02-1 of column at the side plate face of collector plate 02, the corresponding end end face at end cap 03 offers and the described connection blind hole 03-1 that is connected projection 02-1 interference fit, and convex with extraction pole post 03-2 at the other end end face of end cap 03, end cap 03 conducts electricity and is connected by the projection 02-1 interference inserting that is connected that connects blind hole 03-1 and collector plate 02, and by drawing pole 03-2 the electric power of battery or super capacitor is drawn, thereby realize fixedly connected between end cap 03 and the collector plate 02, though the kind electrode deriving structure connects reliable, compact conformation, but generally can only utilize the principle of expanding with heat and contracting with cold of metal, assemble by hot charging or cold charge mode.In use, if meet high temperature or low temperature, may between end cap and collector plate, take place to connect and become flexible, cause the sudden change of energy storage device performance, even lost efficacy, make the performance of energy storage device have many uncertainties; Secondly, the kind electrode deriving structure adopts interference fit, need accurately control the precision of coupling part, has increased difficulty of processing; In addition, before assembling, need are to end cap and collector plate is lowered the temperature or the intensification preliminary treatment, influenced the production efficiency of energy storage device, increased assembly cost.
The utility model content
The purpose of this utility model provide a kind of have be connected reliably, the energy storage device of electrode deriving structure easily.
In order to realize above purpose, the technical scheme of energy storage device of the present utility model is as follows:
A kind of energy storage device, comprise the electrode deriving structure that electric core and electric core end conduction is connected, described electrode deriving structure comprises be used to being fixed on collector plate on a electric core end face and collector plate end fixed end caps of electric core dorsad, opposing end surface in end cap and collector plate is respectively arranged with locator protrusions and location hole, locator protrusions transition inserting is in location hole, and be provided with the joint portion at locator protrusions and location hole periphery in end cap and collector plate end face binding site place, be provided with the Welding Structure of be connected end cap and collector plate in the joint portion.
Described location hole is opened in extending of end cap on the end face of collector plate and to the direction away from collector plate, described locator protrusions be convexly equipped with collector plate on the end face of end cap, the part of the opposing end surface of described end cap and collector plate beyond location hole and locator protrusions fitted mutually, and described joint portion is in the position at close edge on end cap and the collector plate opposing end surface.
Described end cap comprises that end cap disk body, end cap disk body are in the inner end cap projection and the outer end cap projection that are convexly equipped with on an end end face of collector plate, described inner end cap projection is sleeve-shaped, and described location hole is that the opening that surrounds of the end face by inner end cap projection and end cap is towards the blind hole of collector plate; The outer end cap projection is in the periphery of inner end cap projection, and described location division is in the end face of outer end cap projection and the end face binding site place of collector plate.
Described inner end cap projection is in the center position of end cap disk body end face, and inside and outside endcap bosses and end cap disk body end face part between the two surround the pit of annular.
Described end cap comprises that end cap disk body and end cap disk body are in the endcap bosses that is convexly equipped with on the end face of collector plate, endcap bosses is sleeve-shaped, described location hole is the blind hole that has the end face of the inwall of endcap bosses and end cap disk body to surround, and described joint portion is in the end face of endcap bosses and the end face binding site place of collector plate.
Described collector plate comprises the collector plate projection towards the end cap extension that is convexly equipped with on plate body and the plate body edge, the collector plate projection is sleeve-shaped, described location hole is the blind hole that is surrounded by collector plate projection and plate body, described locator protrusions is in end cap and has the retaining edge that is surrounded on described locator protrusions periphery on the end face of plate body and at end cap, and described location division is in the opposing end surface position of retaining edge and collector plate projection.
Has the gap between described endcap bosses and the plate face.
Described locator protrusions is entity or the canular body of column.
The periphery of described electrode deriving structure is provided with the groove that caves inward, and be arranged with for every the insulated enclosure cover that is located between electrode deriving structure and the housing in the periphery of electrode deriving structure, the upper end of described insulated enclosure cover has sets up that the location on the end face of collector plate turns edge dorsad, the middle part embeds the location fold in the described groove, the periphery that the lower end is set in electric core under having for the distortion fold extruding at housing at end cap.
Described groove is opened on the outer peripheral face of end cap.
The electrode deriving structure has adopted the transition inserting to add the mode of welding in the utility model, locator protrusions insert in the location hole general adopt to be pressed into or to knock in get final product, do not need preliminary treatment that end cap and collector plate are lowered the temperature or heated up, saved installation time, improve production efficiency, reduced cost; Secondly, adopt the electrode deriving structure of transition inserting, if wherein the defective of end cap or collector plate has considerable influence to the energy storage device performance, also can change to reach standard-required to it; Moreover the conductive contact surfaces that welding can increase collector plate and end cap amasss, and reduces contact resistance, thereby is conducive to reduce the internal resistance of energy storage device; In addition, high temperature or low temperature environment do not have influence substantially to welding effect, thereby have increased the reliability and stability of electrode deriving structure, are conducive to prolong the useful life of energy storage device.
Description of drawings
Fig. 1 is the structural representation of electrode deriving structure in the prior art;
Fig. 2 is the structural representation of the utility model energy storage device embodiment 1;
Fig. 3 is the structural representation of electrode deriving structure among Fig. 2;
Fig. 4 is the structural representation of electrode deriving structure among the utility model energy storage device embodiment 2;
Fig. 5 is the structural representation of electrode deriving structure among the utility model energy storage device embodiment 3;
Fig. 6 is the structural representation of electrode deriving structure among the utility model energy storage device embodiment 4.
Embodiment
The embodiment 1 of energy storage device of the present utility model: as shown in Figures 2 and 3, this energy storage device comprises end cap 1, the electric core 3 of going up collector plate 2, column, lower header plate 4, housing 5, insulated enclosure cover 6, has the electrode deriving structure that is made of end cap 1 and last collector plate 2 and the insulation and sealing structure that is made of electrode deriving structure, insulated enclosure cover 6 and housing 5 in the upper end of energy storage device.Wherein, end cap 1 comprises discoid end cap disk body 1-1, the inner end cap projection 1-2 that is convexly equipped with in center position on the end cap disk body 1-1 lower surface, the outer end cap projection 1-3 that is convexly equipped with in the position, edge on the lower surface of end cap disk body 1-1, in, outer end cap projection 1-3 all is the sleeve-shaped with the coaxial distribution of end cap disk body 1-1, and the location hole of besieged city, the lower surface of inner end cap projection 1-2 and end cap disk body 1-1 center position blind hole shape, the outer peripheral face of inner end cap projection 1-2, the lower surface of the inner peripheral surface of outer end cap projection 1-3 and end cap disk body 1-1 is in the pit of between the two part besieged city annular.Last collector plate 2 comprises the tabular plate body 2-1 in garden, convexes with locator protrusions 2-2 in center position on plate body 2-1 upper surface, and this locator protrusions 2-2 also is the sleeve-shaped of hollow.Locator protrusions 2-2 transition inserting is in above-mentioned location hole, and the applying of the lower surface of outside fix projection 2-2 is pressed on the position, edge, upper surface of plate body 2-1, form the joint portion of end cap 1 and collector plate combination with the position, edge, upper surface of the lower surface of locator protrusions 2-2 outside and plate body 2-1, and by welding in this joint portion, being fixed together so that end cap 1 and collector plate are welded.
Offer the groove that extends along circumferentially on the outer peripheral face of end cap 1, and insulated enclosure cover 6 is set on the periphery of electrode deriving structure, by insulated enclosure cover 6 electrode deriving structure and housing 5 being separated, the upper end of insulated enclosure cover 6 have set up the 6-1 that turns edge in the location of inwardly turning over of position, edge, end cap 1 upper surface, the lower end is set on the outer peripheral face of electric core 3 upper ends.The upper end open place of housing 5 is provided with the 5-1 that turns edge that seals that is inwardly turning over, seal the 5-1 that turns edge the location 6-1 that turns edge is pressed on the position, edge, upper surface of end cap 1, and rolling and processing has the distortion fold 5-2 that is in above-mentioned groove location place on housing 5, distortion fold 5-2 is absorbed in to the inside of housing 5, and the counterpart of insulated enclosure cover 6 is pressed in the above-mentioned groove, go out to locate fold 6-2 with the corresponding position extrusion process at insulated enclosure cover 6, just the location fold 6-2 on the insulated enclosure cover 6 is pressed in the above-mentioned groove by the distortion fold 5-2 on the housing 5, in the axial direction end cap 1 is positioned with distortion fold 5-2 by the described 5-1 that turns edge that seals, guarantee end cap 1 assembling and the reliability of using.
Bottom position place at energy storage device, lower header plate 4 welding conductions are connected on the lower surface of electric core 3, and the lower end of housing 5 is the cecum housing 5 of parcel lower header plate 4 and electric core 3 rear surfaces, the lower end of housing 5 and lower header plate 4 conductive communication together, to form the positive and negative external electrode of energy storage device by end cap 1 and housing 5.
The energy storage device of present embodiment is realized according to following assembly technology step when assembling:
Step 1, upper and lower collector plate 4 is weldingly fixed on respectively on the upper and lower end face of electric core 3, and the locator protrusions 2-2 transition inserting that makes collector plate 2 upper ends by the mode of knocking in or being pressed into is in the location hole of end cap 1 lower end, and forms the joint portion of end cap 1 and last collector plate 2 at the end face binding site place of the outer end cap projection 1-3 of end cap 1 lower end and last collector plate 2;
Step 2 is welded in described joint portion, so that the welding of end cap 1 and collector plate is fixed into the electrode deriving structure that is in electric core 3 ends;
Step 3, sheathed insulated enclosure cover 6 on the periphery of electrode deriving structure, the upper end of insulated enclosure cover 6 is set up at the edge, upper surface of end cap 1 upper and lower end and is set on the periphery of electric core 3 by the location 6-1 that turns edge;
Step 4, sheathed housing 5 on the periphery of insulated enclosure cover 6;
Step 5, on described housing 5 outer peripheral faces in the inside roll extrusion in the position of end cap 1 the above groove of periphery, squeeze out the location fold 6-2 that embed in the described groove with the distortion fold 5-2 that produces by housing 5 at insulated enclosure cover 6, and processing the 5-1 that turns edge that seals that is inwardly turning at housing 5 upper end open places, the described 5-1 that turns edge that seals is pressed on the described location 6-1 that turns edge on the upper surface of end cap 1.
The electrode deriving structure has adopted the transition inserting to add the mode of welding in the utility model, locator protrusions 2-2 inserts generally to adopt to be pressed into or to knock in the location hole and gets final product, do not need preliminary treatment that end cap 1 and collector plate are lowered the temperature or heated up, saved installation time, improve production efficiency, reduced cost; Secondly, adopt the electrode deriving structure of transition inserting, if wherein the defective of end cap 1 or collector plate has considerable influence to the energy storage device performance, also can change to reach standard-required to it; Moreover the conductive contact surfaces that welding can increase collector plate and end cap 1 amasss, and reduces contact resistance, thereby is conducive to reduce the internal resistance of energy storage device; In addition, high temperature or low temperature environment do not have influence substantially to welding effect, thereby have increased the reliability and stability of electrode deriving structure, are conducive to prolong the useful life of energy storage device.
The embodiment 2 of energy storage device of the present utility model: as shown in Figure 4, the difference of present embodiment and embodiment 1 is, end cap 21 is made of end cap 21 projections that are convexly equipped with on end cap disk body 21-1 and the end cap disk body 21-1 lower surface, end cap 21 projections are sleeve-shaped, the lower surface of the inwall of end cap 21 projections and end cap disk body 21-1 in end cap 21 projections with the interior part location hole of having encircled a city, and the collector plate projection that is convexly equipped with on the plate body 22-1 upper surface of last collector plate 22 also is sleeve-shaped, last collector plate projection 22-2 transition is inserted in the location hole, and the applying position, upper surface of the ring end face by end cap 21 projections and collector plate plate body 22-1 forms the joint portion of end cap 21 and last collector plate 22, be fixed together by in the welding of this joint portion end cap 21 and last collector plate 22 being welded, go up simultaneously transition inserting meeting between collector plate projection 22-2 and the endcap bosses 21-4 and in end cap 21 and last collector plate 22 connection procedures, play the effect of pre-determined bit, guaranteed that end cap 21 is connected with the reliable of last collector plate 22.
The embodiment 3 of energy storage device of the present utility model: as shown in Figure 5, the difference of present embodiment and embodiment 1 is, last collector plate 32 is made of the collector plate projection 32-2 that is convexly equipped with on plate body 32-1 and the plate body 32-1 upper edge, collector plate projection 32-2 is sleeve-shaped, the inner peripheral surface of this collector plate projection 32-2 and the part of plate body 32-1 in the collector plate projection surround the location hole of blind hole shape, and the endcap bosses 31-4 that is convexly equipped with on the lower surface of end cap 31 by end cap disk body 31-1 and end cap disk body 31-1 constitutes, endcap bosses 31-4 is solid column, endcap bosses 31-4 transition is inserted into described location hole upper end, has the retaining edge that is looped around around the endcap bosses 31-4 in the lower surface of end cap disk body 31-1, this retaining is along the upper end of block in the collector plate projection, so that have the gap between the upper surface of the lower surface of endcap bosses 31-4 and collector plate plate body 32-1, has the gap between just making at the bottom of the hole of the lower surface of endcap bosses 31-4 and location hole.Simultaneously, form the joint portion of end cap 31 and collector plate at the ring end face of collector plate projection 32-2 and retaining along the block matching part, be fixed together by in the welding of this joint portion end cap 31 and last collector plate 32 being welded.
The embodiment 4 of energy storage device of the present utility model: as shown in Figure 6, the difference of present embodiment and embodiment 1 is, the lower surface of this end cap 1 offers the location hole of the blind hole shape that upwards is absorbed in the end cap 41 in center position, and upward collector plate 42 is to be made of the locator protrusions 42-2 that plate body 42-1 and plate body 42-1 center position are convexly equipped with, wherein locator protrusions 42-2 is sleeve-shaped, and locator protrusions 42-2 transition is inserted in the location hole, and form the joint portion of end cap 41 and last collector plate 42 in the position, edge in the upper surface of the lower surface of end cap 41 and last collector plate 42, by welding in the joint portion end cap 41 and last collector plate 42 are fixed together.
In the above-described embodiments, upper and lower collector plate and end cap are discoid, and most of energy storage devices are columned situation on the existing market to adapt to, in other embodiments, upper and lower collector plate and end cap also can be prism-shaped, to be applicable to the energy storage device of prism-shaped.
Claims (10)
1. energy storage device, comprise the electrode deriving structure that electric core and electric core end conduction is connected, described electrode deriving structure comprises be used to being fixed on collector plate on a electric core end face and collector plate end fixed end caps of electric core dorsad, it is characterized in that, opposing end surface in end cap and collector plate is respectively arranged with locator protrusions and location hole, locator protrusions transition inserting is in location hole, and be provided with the joint portion at locator protrusions and location hole periphery in end cap and collector plate end face binding site place, be provided with the Welding Structure of be connected end cap and collector plate in the joint portion.
2. energy storage device according to claim 1, it is characterized in that, described location hole is opened in extending of end cap on the end face of collector plate and to the direction away from collector plate, described locator protrusions be convexly equipped with collector plate on the end face of end cap, the part of the opposing end surface of described end cap and collector plate beyond location hole and locator protrusions fitted mutually, and described joint portion is in the position at close edge on end cap and the collector plate opposing end surface.
3. energy storage device according to claim 1, it is characterized in that, described end cap comprises that end cap disk body, end cap disk body are in the inner end cap projection and the outer end cap projection that are convexly equipped with on an end end face of collector plate, described inner end cap projection is sleeve-shaped, and described location hole is that the opening that surrounds of the end face by inner end cap projection and end cap is towards the blind hole of collector plate; The outer end cap projection is in the periphery of inner end cap projection, and described location division is in the end face of outer end cap projection and the end face binding site place of collector plate.
4. energy storage device according to claim 3 is characterized in that, described inner end cap projection is in the center position of end cap disk body end face, and inside and outside endcap bosses and end cap disk body end face part between the two surround the pit of annular.
5. energy storage device according to claim 1, it is characterized in that, described end cap comprises that end cap disk body and end cap disk body are in the endcap bosses that is convexly equipped with on the end face of collector plate, endcap bosses is sleeve-shaped, described location hole is the blind hole that has the end face of the inwall of endcap bosses and end cap disk body to surround, and described joint portion is in the end face of endcap bosses and the end face binding site place of collector plate.
6. energy storage device according to claim 1, it is characterized in that, described collector plate comprises the collector plate projection towards the end cap extension that is convexly equipped with on plate body and the plate body edge, the collector plate projection is sleeve-shaped, described location hole is the blind hole that is surrounded by collector plate projection and plate body, described locator protrusions is in end cap and has the retaining edge that is surrounded on described locator protrusions periphery on the end face of plate body and at end cap, and described location division is in the opposing end surface position of retaining edge and collector plate projection.
7. energy storage device according to claim 6 is characterized in that, has the gap between described endcap bosses and the plate face.
8. according to any described energy storage device in the claim 1 to 7, it is characterized in that described locator protrusions is entity or the canular body of column.
9. according to any described energy storage device in the claim 1 to 7, it is characterized in that, the periphery of described electrode deriving structure is provided with the groove that caves inward, and be arranged with for every the insulated enclosure cover that is located between electrode deriving structure and the housing in the periphery of electrode deriving structure, the upper end of described insulated enclosure cover has sets up that the location on the end face of collector plate turns edge dorsad, the middle part embeds the location fold in the described groove, the periphery that the lower end is set in electric core under having for the distortion fold extruding at housing at end cap.
10. energy storage device according to claim 9 is characterized in that, described groove is opened on the outer peripheral face of end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201459133U CN203192876U (en) | 2013-03-28 | 2013-03-28 | Energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201459133U CN203192876U (en) | 2013-03-28 | 2013-03-28 | Energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203192876U true CN203192876U (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201459133U Expired - Fee Related CN203192876U (en) | 2013-03-28 | 2013-03-28 | Energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203192876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219478A (en) * | 2013-03-28 | 2013-07-24 | 凯迈嘉华（洛阳）新能源有限公司 | Energy storage device |
-
2013
- 2013-03-28 CN CN2013201459133U patent/CN203192876U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219478A (en) * | 2013-03-28 | 2013-07-24 | 凯迈嘉华（洛阳）新能源有限公司 | Energy storage device |
| CN103219478B (en) * | 2013-03-28 | 2015-05-20 | 凯迈嘉华（洛阳）新能源有限公司 | Energy storage device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180119 Address after: 850000 Lu Ding Middle Road, Chengguan District, Lhasa City, Tibet autonomous region, No. 13 Patentee after: Tibet Yi Feng Cci Capital Ltd. Address before: 471000 Henan city of Luoyang province high tech Development Zone, shallow wells Road No. 2 CAMA Park Patentee before: CAMA JIAHUA (LUOYANG) NEW ENERGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180524 Address after: 450000 24 Dong Qing Street, hi tech Development Zone, Zhengzhou, Henan Patentee after: ZHENGZHOU SINO-CRYSTAL DIAMOND JOINT-STOCK Co.,Ltd. Address before: 850000 13 Luding Middle Road, Chengguan District, Lhasa municipality, Tibet Autonomous Region Patentee before: Tibet Yi Feng Cci Capital Ltd. |
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| PP01 | Preservation of patent right | ||
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Effective date of registration: 20200318 Granted publication date: 20130911 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230328 Granted publication date: 20130911 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 |