CN109995922B - Waterproof cushion of cell-phone battery cover - Google Patents
Waterproof cushion of cell-phone battery cover Download PDFInfo
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- CN109995922B CN109995922B CN201910208323.2A CN201910208323A CN109995922B CN 109995922 B CN109995922 B CN 109995922B CN 201910208323 A CN201910208323 A CN 201910208323A CN 109995922 B CN109995922 B CN 109995922B
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- waterproof
- layer
- groove
- battery cover
- mobile phone
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0262—Details of the structure or mounting of specific components for a battery compartment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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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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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Telephone Set Structure (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a waterproof cushion of a mobile phone battery cover, which comprises a substrate layer, side pads, a silica gel pad, a shock absorption pad, a top groove, a matching hole, a gasket, a waterproof strip, a moisture absorption layer, an inner groove, a bottom groove and a shock absorption groove, wherein the inner side of the substrate layer is provided with the inner groove, the waterproof strip is uniformly adhered inside the inner groove, the moisture absorption layer is adhered inside the inner groove and positioned outside the waterproof strip, the bottom groove is arranged inside the substrate layer and positioned at the side edge of the port of the inner groove, the waterproof structure and the heat dissipation structure of the waterproof cushion of the mobile phone battery cover can be partially replaced, the whole device is not required to be replaced when the device has problems, materials are saved, the battery cover is tightly pressed with the side pads and the shock absorption pad when being installed, the shock absorption protection effect is achieved, the waterproof strip achieves a good waterproof effect, the moisture absorption layer absorbs moisture in the machine body, the device is suitable for various mobile phones and has strong universality.
Description
Technical Field
The invention relates to the technical field of mobile phone battery waterproofing, in particular to a waterproof cushion for a mobile phone battery cover.
Background
A mobile phone, or called a wireless phone, generally called a mobile phone, originally only a communication tool, and originally called a mobile phone in the early times by the popular name of Dagong, is a portable phone terminal that can be used in a wider range, and was originally developed by a battlefield mobile phone manufactured by Bell laboratories in 1940, along with the development of science and technology, the mobile phone is updated very fast, and whatever type of mobile phone is powered by a battery, so the battery is very important as an energy source of the mobile phone, and is very important for the waterproof protection of the mobile phone battery.
The traditional patent CN108550719A provides the invention and discloses a waterproof cushion for a mobile phone battery cover, which comprises a foam body, a double-sided tape and a waterproof layer, wherein the foam body is bonded with the waterproof layer through the double-sided tape, the thickness of the waterproof layer is 1-5mm, the waterproof layer comprises N layers of non-woven fabrics, each non-woven fabric comprises a substrate layer and an aerogel granular layer uniformly adhered on the substrate layer, a plurality of rows of arc-shaped embossings are uniformly formed on the surface of the substrate layer, at least one micropore is arranged in each arc-shaped emboss, and a multilayer structure consisting of the substrate layer and the aerogel granular layer realizes the continuous distribution of U-shaped embossings by setting the distance between different adjacent rows of arc-shaped embossings to achieve the effects of ventilation and moisture removal, and the laminated aerogel granular layer forms a waterproof barrier layer by layer, so that the cushion obtains excellent waterproof effect, the defect caused by adopting a film material for waterproofing in the prior art is overcome.
The existing patent CN203968166U provides a waterproof mobile phone battery cover, which comprises a casing, the casing is an injection molded part, the inner surface of the casing has a battery covering area, and a waterproof silica gel layer for preventing the mobile phone battery from water inlet is formed on the battery covering area, so that the waterproof silica gel layer is directly formed on the battery covering area, and the waterproof silica gel layer is used for sealing and surrounding the mobile phone battery, thereby effectively preventing the mobile phone battery from water inlet and achieving the purpose of waterproofing.
1. The waterproof cushion of cell-phone battery cover that above-mentioned patent provided comprises multilayer structure, and the structure combination is simple and crude, and any position appears destroying during the use, all will change whole device, extravagant material.
2. The waterproof mobile phone battery cover provided by the patent adopts the battery cover to prevent water, the battery cover needs to be specially manufactured, the battery cover is inconvenient to use generally, and the waterproof effect is poor, so that the waterproof cushion of the mobile phone battery cover is provided.
Disclosure of Invention
The invention aims to provide a waterproof cushion for a mobile phone battery cover, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a cell-phone battery cover waterproof cushion, includes base plate layer, side pad, silica gel pad, bradyseism pad, apical groove, mating holes, packing ring, waterproof strip, moisture absorption layer, inside groove, kerve and shock attenuation groove, the inside groove of having seted up of base plate layer, inside waterproof strip has evenly laminated of inside groove, inside waterproof strip outside that is located of inside groove is pasted and is had the moisture absorption layer, the inboard inside base plate layer that is located inside groove port side has seted up the kerve, and the kerve pastes and have the packing ring, the apical groove has been seted up to base plate layer outside both ends symmetry, and the inslot that just bonds and have the side pad, the mating holes has evenly been seted up on base plate layer surface, and the downthehole paste of mating holes has the silica gel pad, the shock.
Preferably, the surface of the substrate layer is provided with a pulling groove at the side edge of the matching hole.
Preferably, the side pads and the shock absorption pads are made of elastic foam.
Preferably, the silica gel pad and the matching hole are in a matched T shape.
Preferably, the waterproof strip is made of a composite waterproof breathable layer through pressing and bonding.
Preferably, the two ends of each waterproof strip are provided with corresponding matching convex steps, and the adjacent waterproof strips are bonded through the matching convex steps in a fit mode.
Preferably, a particle groove is formed in the surface of the matching convex step at one end of the waterproof strip, a particle convex block is bonded to the surface of the matching convex step at the other end of the waterproof strip, and the particle convex block is bonded to the particle groove in a matching mode.
Preferably, the moisture absorption layer is made of a multi-layer pressed non-woven fabric.
Preferably, the inner side surface of the moisture absorption layer is coated with an antistatic coating.
Preferably, the side layer is made of waterproof adhesive tape.
Preferably, the gasket is made of elastic rubber, and a rubber layer is attached to the bottom surface of the gasket.
Preferably, the bonding gap of the waterproof strip corresponds to the center of the silica gel layer.
Preferably, the substrate layer is made of soft rubber.
Preferably, the side pad protrudes out of the top groove, the shock absorption pad protrudes out of the shock absorption groove, and the gasket protrudes out of the bottom groove.
Preferably, the side edges of the substrate layer are fixedly bonded with edge layers, and the edge layers are flush with the side, close to the gasket, of the substrate layer.
Compared with the prior art, the invention has the beneficial effects that:
1. after the device is used, the waterproof structure is damaged, the top groove is uncovered, the damaged waterproof strip is replaced, the waterproofness is ensured, when the heat extraction effect is not good, the silica gel pad is uncovered from the matching hole, the new silica gel pad is replaced to realize the improvement of the heat dissipation effect, the waterproof structure and the heat dissipation structure of the device can be partially replaced, the whole device is not required to be replaced when the device has a problem, and materials are saved.
2. When the device is used, the moisture absorption layer is tightly attached to the battery, the gasket is attached to the edge of the battery jar, the edge layer is tightly attached to the machine body, the battery cover is tightly attached to the side pad and the cushioning pad in an extruding mode when installed, the damping protection effect is achieved, the waterproof strip has a good waterproof effect, the moisture absorption layer absorbs moisture in the machine body, the normal use of the battery is guaranteed, the silica gel pad has a heat conduction effect, the heat dissipation effect of the battery is improved, and the device is suitable for various mobile phones and is high in universality.
Drawings
FIG. 1 is a schematic view of the overall outer structure of the present invention;
FIG. 2 is a schematic view of the overall internal structure of the present invention;
FIG. 3 is a schematic side cross-sectional view of the present invention;
FIG. 4 is a schematic view of the structure of the wrench slot of the present invention;
FIG. 5 is a schematic view of a silica gel layer mounting structure according to the present invention;
FIG. 6 is a schematic view of a shock absorbing pad according to the present invention;
FIG. 7 is a schematic view of a splicing structure of the waterproof strip of the present invention;
FIG. 8 is a schematic view of the particle groove structure of the present invention.
In the figure: 1. a substrate layer; 2. an edge layer; 3. a side pad; 4. a silica gel pad; 5. a cushioning pad; 6. a top groove; 7. a mating hole; 8. a gasket; 9. a waterproof strip; 10. pulling a groove; 11. a moisture absorbing layer; 12. matching with the convex step; 13. an inner tank; 14. a bottom groove; 15. a damping groove; 16. a particle bump; 17. and (4) particle grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a cell phone battery cover waterproof cushion, includes base plate layer 1, side pad 3, silica gel pad 4, bradyseism pad 5, apical groove 6, mating holes 7, packing ring 8, waterproof strip 9, moisture absorption layer 11, inside groove 13, kerve 14 and shock attenuation groove 15, inside groove 13 has been seted up to 1 inboard on base plate layer, the inside waterproof strip 9 that has evenly laminated of inside groove 13, the inside waterproof strip 9 outside that is located of inside groove 13 is pasted and is had moisture absorption layer 11, 1 inboard on base plate layer is located inside groove 13 port side and has been seted up kerve 14, and the inslot 14 internal paste has packing ring 8, apical groove 6 has been seted up to 1 outside both ends symmetry on base plate layer, and bonds in apical groove 6 and have side pad 3, mating holes 7 have evenly been seted up on 1 surface on base plate layer, and paste in the mating holes 7 and have silica gel pad 4, damping groove 15 has evenly been seted up on 1 surface on base plate layer, and damping.
Referring to fig. 4, a plate groove 10 is formed on the surface of the substrate layer 1 at the side of the mating hole 7, so as to facilitate the detachment of the silica gel pad 4.
The side pad 3 and the cushioning pad 5 are both made of elastic foam, and have a good elastic cushioning effect.
Referring to fig. 5-6, the silicone pad 4 and the mating hole 7 are in a T shape, so that the silicone pad 4 can be conveniently mounted.
The waterproof strips 9 are made of a composite waterproof breathable layer through pressing and bonding, and the waterproof strips 9 have good waterproof and breathable effects.
Referring to fig. 7-8, two ends of the waterproof strip 9 are provided with corresponding matching convex steps 12, and the adjacent waterproof strips 9 are bonded by the matching convex steps 12, so that the waterproof strips 9 can be replaced and installed conveniently by splicing the matching convex steps 12.
The surface of the matching convex step 12 at one end of the waterproof strip 9 is provided with a particle groove 17, the surface of the matching convex step 12 at the other end of the waterproof strip 9 is bonded with a particle convex block 16, the particle convex block 16 is bonded with the particle groove 17 in a matching way, and the particle convex block 16 is clamped with the particle groove 17 in a matching way, so that the waterproof strip 9 is tightly attached.
The moisture absorption layer 11 is made of multi-layer pressed non-woven fabrics, has a good moisture absorption effect, and increases the protection effect on the battery.
And an antistatic coating is coated on the inner side surface of the moisture absorption layer 11 to prevent the generation of static electricity.
The packing ring 8 is made of elastic rubber, a rubber layer is attached to the bottom surface of the packing ring 8, and the packing ring 8 is attached to the mobile phone through the rubber layer, so that the installation stability is improved.
The bonding gap of the waterproof strip 9 corresponds to the center of the silica gel layer, and the waterproof effect of the waterproof strip 9 is improved.
The substrate layer 1 is made of soft rubber, and the substrate layer 1 is an integral frame of the device and plays a stabilizing role.
The side pad 3 protrudes out of the top groove 6, the cushioning pad 5 protrudes out of the cushioning groove 15, the gasket 8 protrudes out of the bottom groove 14, the side pad 3 and the cushioning pad 5 are tightly pressed with the battery cover to realize cushioning protection of the battery, and the gasket 8 is attached to the edge of the battery groove in an extrusion mode to realize sealing protection.
The side of the substrate layer 1 is fixedly connected with a side layer 2, the side layer 2 and the substrate layer 1 are flush with one side close to a gasket 8, and the side layer 2 is attached to the inside of a mobile phone to increase the waterproof sealing of the side of the battery jar.
The side layer 2 is made of waterproof adhesive tape and has a good waterproof effect.
The working principle is as follows: when the device is used, the moisture absorption layer 11 is tightly attached to the battery, the gasket 8 is attached to the edge of the battery jar, the edge layer 2 is tightly attached to the machine body, the battery cover is tightly extruded with the side pad 3 and the cushioning pad 5 when being installed, the damping protection effect is achieved, the waterproof strip 9 has a good waterproof effect, the moisture absorption layer 11 absorbs moisture in the machine body, the normal use of the battery is guaranteed, and the silica gel pad 4 plays a role in heat conduction and increases the heat dissipation effect of the battery;
if the device uses the back waterproof construction to appear destroying, will push up groove 6 and reveal, change the waterproof strip 9 of destruction, ensure waterproof nature, when the heat extraction effect is not good, reveal silica gel pad 4 from mating holes 7 in, the promotion of radiating effect is realized to silica gel pad 4 that changes new, but the waterproof construction and the heat radiation structure of device are local to be changed, need not change whole device when the device goes wrong, material saving.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a waterproof cushion of cell-phone battery cover, includes base plate layer (1), side pad (3), silica gel pad (4), bradyseism pad (5), apical groove (6), mating holes (7), packing ring (8), waterproof strip (9), moisture absorption layer (11), inside groove (13), kerve (14) and shock attenuation groove (15), its characterized in that: inside groove (13) have been seted up to base plate layer (1) inboard, inside even laminating of inside groove (13) has waterproof strip (9), inside waterproof strip (9) that is located of inside groove (13) outside is pasted and is had moisture absorption layer (11), base plate layer (1) inboard is located inside groove (13) port side and has seted up kerve (14), and the inslot (14) internal paste has packing ring (8), top groove (6) have been seted up to base plate layer (1) outside both ends symmetry, and bonds in top groove (6) and have side pad (3), matching hole (7) have evenly been seted up on base plate layer (1) surface, and paste in matching hole (7) and have silica gel pad (4), damping groove (15) have evenly been seted up on base plate layer (1) surface, and the internal paste of damping groove (15) has bradyseism pad (5).
2. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: and a plate groove (10) is formed in the surface of the substrate layer (1) and positioned at the side edge of the matching hole (7).
3. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: the side cushion (3) and the cushioning cushion (5) are both made of elastic foam.
4. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: the silica gel pad (4) and the matching hole (7) are in a matched T shape.
5. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: the waterproof strips (9) are made of a composite waterproof breathable layer by pressing and bonding.
6. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: the two ends of each waterproof strip (9) are provided with corresponding matching convex steps (12), and the adjacent waterproof strips (9) are attached and bonded through the matching convex steps (12).
7. The waterproof cushion for the mobile phone battery cover according to claim 6, wherein: granule recess (17) have been seted up on cooperation convex step (12) surface of waterproof strip (9) one end, and the cooperation convex step (12) surface bonding of waterproof strip (9) other end has granule lug (16), granule lug (16) and granule recess (17) cooperation bonding.
8. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: the moisture absorption layer (11) is made of multi-layer pressed non-woven fabrics.
9. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: and an antistatic coating is coated on the inner side surface of the moisture absorption layer (11).
10. The waterproof cushion for the mobile phone battery cover according to claim 1, wherein: base plate layer (1) side all bonds and is fixed with limit layer (2), and limit layer (2) flush with base plate layer (1) near packing ring (8) one side, through limit layer (2) and the inside laminating of cell-phone, limit layer (2) adopt waterproof sticky tape to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910208323.2A CN109995922B (en) | 2019-03-19 | 2019-03-19 | Waterproof cushion of cell-phone battery cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910208323.2A CN109995922B (en) | 2019-03-19 | 2019-03-19 | Waterproof cushion of cell-phone battery cover |
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| Publication Number | Publication Date |
|---|---|
| CN109995922A CN109995922A (en) | 2019-07-09 |
| CN109995922B true CN109995922B (en) | 2020-12-01 |
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| CN201910208323.2A Active CN109995922B (en) | 2019-03-19 | 2019-03-19 | Waterproof cushion of cell-phone battery cover |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115486668A (en) * | 2022-08-31 | 2022-12-20 | 首都博物馆 | Superfine fiber and silica gel combined device for cultural relic protection and application thereof |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6039376B2 (en) * | 2012-11-14 | 2016-12-07 | 日本電気株式会社 | How to assemble the battery pack |
| CN203968166U (en) * | 2014-05-15 | 2014-11-26 | 东莞万德电子制品有限公司 | Water-proof mobile phone battery lid |
| KR101896367B1 (en) * | 2016-07-08 | 2018-10-24 | 주식회사 아모그린텍 | Breathable waterproof sheet |
| KR101896366B1 (en) * | 2016-07-08 | 2018-09-10 | 주식회사 아모그린텍 | Waterproof sound-transmitting sheet |
| CN206625372U (en) * | 2017-03-20 | 2017-11-10 | 苏州市德威防水科技有限公司 | A kind of waterproof and heat-insulating protecting film |
| CN107351464A (en) * | 2017-07-14 | 2017-11-17 | 合肥威斯伏新材料有限公司 | A kind of shockproof waterproof roll and preparation method |
| CN207587806U (en) * | 2017-12-13 | 2018-07-06 | 广州锦诚科技有限公司 | A kind of game machine battery protecting apparatus |
| CN207699953U (en) * | 2017-12-26 | 2018-08-07 | 嘉兴百川特种纸业有限公司 | A kind of vibrationproof heat conducting film release paper |
| CN207427246U (en) * | 2018-01-02 | 2018-05-29 | 江苏道融电子科技有限公司 | A kind of detachable waterproof battery cover |
| CN208112872U (en) * | 2018-03-29 | 2018-11-16 | 东莞市兆通塑胶制品有限公司 | Based on the earphone of high molecular material high-strength waterproof heat dissipation battery box cover |
| CN108550719B (en) * | 2018-04-04 | 2021-02-02 | 安徽新纶精密制造科技有限公司 | Waterproof cushion of cell-phone battery cover |
| CN108407423A (en) * | 2018-04-04 | 2018-08-17 | 宁国市千洪电子有限公司 | A kind of battery cover cushion pad |
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2019
- 2019-03-19 CN CN201910208323.2A patent/CN109995922B/en active Active
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Address after: 242000 Zhongyi Electronic Information Industrial Park, Zhenning Road, heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee after: Anhui Xinlun Precision Manufacturing Technology Co.,Ltd. Address before: 242000 Zhongyi Electronic Information Industrial Park, Zhenning Road, heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee before: NINGGUO QIANHONG ELECTRONIC Co.,Ltd. |
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Address after: 242000 Zhongyi Electronic Information Industrial Park, Zhenning Road, heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee after: Xinlun precision manufacturing (Anhui) Co.,Ltd. Address before: 242000 Zhongyi Electronic Information Industrial Park, Zhenning Road, heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee before: Anhui Xinlun Precision Manufacturing Technology Co.,Ltd. |
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