CN207765996U - The wireless charging holder of included heat sinking function - Google Patents
The wireless charging holder of included heat sinking function Download PDFInfo
- Publication number
- CN207765996U CN207765996U CN201820055630.2U CN201820055630U CN207765996U CN 207765996 U CN207765996 U CN 207765996U CN 201820055630 U CN201820055630 U CN 201820055630U CN 207765996 U CN207765996 U CN 207765996U
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- China
- Prior art keywords
- air
- wireless charging
- shell
- wind
- sinking function
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011800 void material Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model is related to the technical fields of wireless charging, provide a kind of wireless charging holder of included heat sinking function, including hollow shell and built-in transmitting coil, PCBA board, wind-guiding component and fan in the housing, the surface of shell is formed with the air inlet and an air outlet being connected to respectively with enclosure interior, and the surface of shell has the wind guide tank for placing mobile phone and being connected to air outlet；PCBA board is electrically connected with transmitting coil, the air outlet slit that wind-guiding component has air duct, is connected to positioned at the air intake of air duct one end and positioned at the air duct other end and with air outlet；Fan by the air of hull outside from air inlet for sucking and being delivered to the air intake of wind-guiding component.It is compared with the prior art, wireless charging holder provided by the utility model can more efficiently radiate to mobile phone while mobile phone charges, better heat-radiation effect, to ensure that mobile phone will not generate heat in charging process, charge power normally exports, and reduces the charging time.
Description
Technical field
The utility model is related to the technical fields of wireless charging, more particularly, to a kind of wireless charging of included heat sinking function
Holder.
Background technology
Currently, existing most of wireless charging holder radiates due to not carrying fan assembly to mobile phone on the market, so that
Mobile phone can cause cell-phone heating, hot or even damage mobile phone being filled in charging process so as to cause mobile phone in wireless charging
Electrical efficiency reduces, and the charging time can also lengthen.
Although for the deficiency of wireless charging holder heat dissipation, also has and fan is arranged to carry out holder in wireless charging holder
Cooling, however, with fan without line bracket, fan is merely that (i.e. printed wiring buck plate, unites below by PCBA at work
Claiming PCBA board) heat that is distributed pulls out and, there is no realizing to radiate directly to mobile phone, therefore, it can still result in mobile phone and charging
Mobile phone still can seriously generate heat, is hot in the process, and charge efficiency reduces, and the charging time can also lengthen.
Utility model content
The purpose of this utility model is to provide a kind of wireless charging holders of included heat sinking function, to solve the prior art
Present in carry heat sinking function wireless charging holder when charging to mobile phone, cannot effectively to mobile phone cool down, cause to charge
Efficiency reduces lower and charging time longer technical problem.
To achieve the above object, the technical solution adopted in the utility model is：A kind of the wireless of included heat sinking function is provided
Charging bracket, including：
Hollow shell, surface of shell is formed with the air inlet and an air outlet being connected to respectively with enclosure interior, described
The surface of shell has the wind guide tank for placing mobile phone and being connected to the air outlet；
Transmitting coil is built in the shell；
PCBA board is electrically connected with the transmitting coil, and the PCBA board is built in the shell；
Wind-guiding component is built in the shell, and the wind-guiding component has air duct, the air positioned at described air duct one end
Entrance and positioned at the air duct other end and the air outlet slit that is connected to the air outlet；And
Fan, the sky for the air of hull outside to be sucked to from the air inlet and is delivered to the wind-guiding component
Gas entrance, the fan are built in the shell.
Further, the shell includes dorsal shield and the cover and bottom case that are separately connected with the dorsal shield, the dorsal shield
It is enclosed first chamber with the cover, the dorsal shield is enclosed second be connected to the first chamber with the bottom case
Chamber, the cover include that the backboard portion being connected with each other and support portion, the wind guide tank are formed in the surface of the backboard portion, institute
State the top surface that air outlet is formed in the support portion；The PCBA board, the fan, the wind-guiding component are built in described second
In chamber, the transmitting coil is built in the first chamber.
Further, the air inlet is formed on the bottom case.
Further, there is the bottom case void region, the void region to constitute the air inlet.
Further, there are water conservancy diversion gaps between the fan and the bottom case.
Further, the top surface of the support portion offers the locating slot slid in and out for the bottom of mobile phone, described fixed
Position slot deviates the air outlet.
Further, the PCBA board is located at top, lower section or the side of the fan.
Further, the side wall of the wind guide tank has for by the wind-guiding face of arc derived from the air in the wind guide tank.
Further, the fan has air part corresponding with the air inlet and is inserted in going out for the air intake
Wind portion.
Further, the air outlet edge of the wind-guiding component is convexly equipped with holding section, and the shell is in air outlet edge
It is formed with the snap fit portion being engaged with the holding section.
It is compared with the prior art, the wireless charging holder of included heat sinking function provided by the utility model, using fan pair
The absorption of extraneous air ensures that air quantity will not be reduced by the transmission in the air duct of wind-guiding component, straight along wind guide tank by air outlet
It is connected in mobile phone heat dissipation, in such manner, it is possible to more efficiently radiate to mobile phone while mobile phone charges, better heat-radiation effect,
To ensure that mobile phone will not generate heat in charging process, charge power normally exports, and reduces the charging time, and charging rate ratio is not having
There is the much faster without line bracket of fan；In addition, during charging work, fan rotation generates circulating current, therefore can be
Heat caused by PCBA board and transmitting coil, which pulls out, to be come, and good charging environment is provided for mobile phone.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram one of the wireless charging holder for the included heat sinking function that the utility model embodiment provides；
Fig. 2 is the stereoscopic schematic diagram two of the wireless charging holder for the included heat sinking function that the utility model embodiment provides；
Fig. 3 is the decomposition diagram of the wireless charging holder for the included heat sinking function that the utility model embodiment provides；
Fig. 4 is the schematic cross-sectional view of the wireless charging holder for the included heat sinking function that the utility model embodiment provides；
Fig. 5 is the enlarged drawing in the portions A in Fig. 4.
Main element symbol description
100：The wireless charging holder of included heat sinking function
1：Shell 1a：Air inlet
1b：Air outlet 1c：Wind guide tank
11：Pedestal 12：Charging platform
13：Heat dissipation gap 14：Dorsal shield
15：Cover 16：Bottom case
2：Transmitting coil 1d：First chamber
1e：Second chamber 151：Backboard portion
152：Support portion 17：Void region
1f：Water conservancy diversion gap 1g：Wind-guiding face
153：Locating slot 18：Snap fit portion
3：PCBA board
4：Wind-guiding component 41：Air duct
42：Air intake 43：Air outlet slit
44：Holding section
5：Fan 51：Air part
52：Outlet section
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that described embodiment is this
A part of the embodiment of utility model, instead of all the embodiments.Based on described the embodiments of the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained under the premise of without creative work, belongs to the utility model
The range of protection.
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to specific attached drawing
The realization of the utility model is described in detail.
For sake of convenience, hereinafter so-called " left side " " right side " "upper" "lower" and the left and right of attached drawing itself, upper and lower to one
It causes, but restriction effect is not played to the structure of the utility model.
Unless otherwise defined, the technical term or scientific term used herein is should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.Make in the utility model patent application specification and claims
" first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish
Different component parts.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates exist at least
One.
It is a preferred embodiment provided by the utility model as shown in Fig. 1 to 5.
The wireless charging holder 100 of included heat sinking function provided in this embodiment, including hollow shell 1, transmitting coil
2, PCBA board 3, wind-guiding component 4 and fan 5,1 surface of shell are formed with the air inlet 1a and one being connected to respectively with 1 inside of shell
Air outlet 1b, the surface of shell 1 have the wind guide tank 1c for placing mobile phone (not shown) and being connected to air outlet 1b；Emission lines
Built in circle 2 within the case 1；PCBA board 3 is electrically connected with transmitting coil 2, built in PCBA board 3 within the case 1；Built in wind-guiding component 4
Within the case 1, wind-guiding component 4 there is air duct 41, positioned at the air intake 42 of 41 one end of air duct and positioned at 41 other end of air duct and
The air outlet slit 43 being connected to air outlet 1b；Fan 5 is led for sucking and being delivered to the air outside shell 1 from air inlet 1a
The air intake 42 of wind component 4, built in fan 5 within the case 1.
The wireless charging holder 100 of above-mentioned included heat sinking function, the absorption using fan 5 to extraneous air, by leading
The transmission in the air duct 41 of wind component 4 ensures that air quantity will not be reduced, and is directly radiated for mobile phone along wind guide tank 1c by air outlet 1b,
In such manner, it is possible to more efficiently radiate to mobile phone while mobile phone charges, better heat-radiation effect, to ensure that mobile phone exists
It will not generate heat in charging process, charge power normally exports, and reduces the charging time, charging rate is than in the wireless of no fan 5
Holder is much faster；In addition, during charging work, the rotation of fan 5 generates circulating current, therefore can be PCBA board 3 and transmitting
Heat caused by coil 2, which pulls out, to be come, and good charging environment is provided for mobile phone, in this way, can radiate and give to mobile phone
The PCBA board 3 and transmitting coil 2 of wireless charging internal stent radiate, to bring the charging effect to make the best of both worlds to user.
Referring to Fig. 1 to 5, the wireless charging holder 100 of included heat sinking function provided in this embodiment, including shell 1 and interior
Transmitting coil 2, PCBA board 3, wind-guiding component 4 and fan 5 within the case 1 is set, PCBA board 3 and fan 5 are all made of but do not limit to
It is fixedly mounted in shell 1 in the fasteners (not shown) such as screw.
Referring to Fig. 1 to 5, transmitting coil 2 is electrically connected with PCBA board 3, and power conversion module is integrated in PCBA board 3, and (figure is not
Show), power conversion module output oscillation direct current supplies transmitting coil 2, and transmitting coil 2 is interior due to there is oscillating current to pass through generation
Changing magnetic field, receiving coil (being arranged on mobile phone, do not appear in attached drawing) generates electric current in changing magnetic field, to give
Mobile phone charges.
Referring to Fig. 1 to 4, shell 1 is hollow structure, with pedestal 11 and charging platform 12, charging platform 12 relative to
Pedestal 11 tilts, and is formed with heat dissipation gap 13 therebetween, and transmitting coil 2 is mounted in charging platform 12, PCBA board 3, wind-guiding
Component 4 and fan 5 are mounted in pedestal 11.1 surface of shell is formed with the air inlet 1a and one being connected to respectively with 1 inside of shell
Air outlet 1b, shell 1 have the wind guide tank 1c for placing mobile phone and being connected to air outlet 1b in the surface of charging platform 12.Shell
Body 1 can be integrally formed and be made, and can also be formed using multiple cover plate combinations, in the present embodiment, shell 1 include dorsal shield 14,
Cover 15 and bottom case 16, dorsal shield 14 connect with cover 15 and are enclosed between first chamber 1d, dorsal shield 14 and bottom case
16 connect and are enclosed the second chamber 1e being connected to first chamber 1d between.
Specifically, cover 15 includes flat backboard portion 151 and support portion 152, and support portion 152 is from backboard portion 151
Lower end is outside and is folded upward at extension, and wind guide tank 1c is formed in the surface of backboard portion 151, the shape of wind guide tank 1c and the shape of mobile phone
Shape matches, and air outlet 1b is formed in the top surface of support portion 152；PCBA board 3, fan 5, wind-guiding component 4 are built in second chamber
In 1e, transmitting coil 2 is built in first chamber 1d, and wind-guiding component 4 has air duct 41, the air intake positioned at 41 one end of air duct
42 and positioned at 41 other end of air duct and the air outlet slit 43 that is connected to air outlet 1b, fan 5 have it is corresponding with air inlet 1a enter
Wind portion 51 and the outlet section 52 for being inserted in air intake 42, outlet section 52 is fastened in air intake 42, can be used between the two close
Envelope connection.It should be noted that after mobile phone is placed on the wireless charging holder 100 of included heat sinking function, the bottom of mobile phone abuts
In support portion 152 and by 152 jacking of support portion, the bottom of mobile phone does not block air outlet 1b, and the top back side of mobile phone abuts
On the bottom surface of the wind guide tank 1c of backboard portion 151, the most position in the mobile phone back side is not contacted with wind guide tank 1c, in this way, fan 5
Low-temperature air energy through air outlet 1b blowouts is blowed to the back side of the bottom and mobile phone of mobile phone by wind guide tank 1c, substantially increases hand
The contact area of machine and air, and then can effectively cool down to mobile phone.Air-flow produced by being worked by fan 5 passes through special wind
Road 41 transmits, and ensures that air-flow will not be reduced, and it is the hand to charge to the full extent to be oriented to along the wind guide tank 1c specially designed
Machine radiates.
Specifically, when fan 5 works, the air inside shell 1 can be flowed, therefore can be PCBA board 3 and hair
Heat caused by ray circle 2, which pulls out, to be come, and good charging environment is provided for mobile phone.
Referring to Fig. 1 to 5, as further optimizing, air inlet 1a is formed but is not limited on bottom case 16, the bottom of bottom case 16
Face can be equipped with foot pad, be inhaled into inside shell 1 in such manner, it is possible to reduce dust, to be protected to the device inside shell 1
Shield.
Referring to Fig. 1 to 5, as further optimizing, there is bottom case 16 void region 17, void region 17 to constitute air inlet
1a, in such manner, it is possible to avoid other devices in fan 5 and shell 1 from being destroyed, to protect each device inside shell 1
It will not be destroyed.
Referring to Fig. 1 to 5, as further optimizing, there are water conservancy diversion gaps between the air part 51 and bottom case 16 of fan 5
1f, in this way, the air inside shell 1 can be flowed by water conservancy diversion gap 1f in fan 5, to be conducive to each device production in shell 1
Raw heat is extracted out by fan 5, so that PCBA board 3 and transmitting coil 2 effectively cool down.
Referring to Fig. 1 to 5, as further optimizing, PCBA board 3 is located at but is not limited to the top of fan 5, in this way,
PCBA board 3 will not block air inlet 1a, can ensure the entrance of extraneous air.
Referring to Fig. 1 and 3, as further optimizing, the side wall of wind guide tank 1c has for by the air in wind guide tank 1c
The wind-guiding face 1g of derived arc, so it is easy to understand that by respectively on the upside side wall of wind guide tank 1c (upside of diagram)
The wind-guiding face 1g that arc is formed in formation and left and right sides side wall (left and right sides of diagram), is blown into the air and mobile phone of wind guide tank 1c
It is exported to the outside of wind guide tank 1c after back contact and through wind-guiding face 1g, to take heat out of, in such manner, it is possible to improve heat
It sheds, improves heat dissipation effect.
From Figures 4 and 5 it is seen that as further optimizing, the top surface of support portion 152 offers the bottom cunning for mobile phone
The locating slot 153 for entering and skidding off, locating slot 153 deviate air outlet 1b, in this way, convenient for positioning and fixation to mobile phone, in mobile phone
Bottom be put into locating slot 153 after, backed against at the top of mobile phone in wind guide tank 1c, to make the back side of mobile phone and wind guide tank 1c
Bottom surface between can be formed gas flowing gap.
From Figures 4 and 5 it is seen that as further optimizing, 43 edge of air outlet slit of wind-guiding component 4 is convexly equipped with engaging
Portion 44, shell 1 is formed with the snap fit portion 18 being engaged with holding section 44 in the edges air outlet 1b, in such manner, it is possible to leading
Wind component 4 carries out quick assembling and fixation, facilitates the replacement of wind-guiding component 4 and the maintenance of complete machine.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent replacement or improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. a kind of wireless charging holder of included heat sinking function, which is characterized in that including：
Hollow shell, surface of shell are formed with the air inlet and an air outlet being connected to respectively with enclosure interior, the shell
Surface there is wind guide tank for placing mobile phone and being connected to the air outlet；
Transmitting coil is built in the shell；
PCBA board is electrically connected with the transmitting coil, and the PCBA board is built in the shell；
Wind-guiding component is built in the shell, and the wind-guiding component has air duct, the air intake positioned at described air duct one end
With positioned at the air duct other end and the air outlet slit that is connected to the air outlet；And
Fan, the air for the air of hull outside to be sucked to from the air inlet and is delivered to the wind-guiding component enter
Mouthful, the fan is built in the shell.
2. the wireless charging holder of included heat sinking function according to claim 1, which is characterized in that the shell includes the back of the body
Shell and the cover and bottom case being separately connected with the dorsal shield, the dorsal shield is enclosed first chamber with the cover, described
Dorsal shield is enclosed the second chamber being connected to the first chamber with the bottom case, and the cover includes the backboard being connected with each other
Portion and support portion, the wind guide tank are formed in the surface of the backboard portion, and the air outlet is formed in the top surface of the support portion；
The PCBA board, the fan, the wind-guiding component are built in the second chamber, and the transmitting coil is built in described
In one chamber.
3. the wireless charging holder of included heat sinking function according to claim 2, which is characterized in that the air inlet is formed
On the bottom case.
4. the wireless charging holder of included heat sinking function according to claim 3, which is characterized in that the bottom case has one
Void region, the void region constitute the air inlet.
5. the wireless charging holder of included heat sinking function according to claim 2, which is characterized in that the fan with it is described
There are water conservancy diversion gaps between bottom case.
6. the wireless charging holder of included heat sinking function according to claim 2, which is characterized in that the top of the support portion
Face offers the locating slot slid in and out for the bottom of mobile phone, and the locating slot deviates the air outlet.
7. the wireless charging holder of included heat sinking function according to any one of claim 1 to 6, which is characterized in that institute
State top, lower section or side that PCBA board is located at the fan.
8. the wireless charging holder of included heat sinking function according to any one of claim 1 to 6, which is characterized in that institute
The side wall for stating wind guide tank has for by the wind-guiding face of arc derived from the air in the wind guide tank.
9. the wireless charging holder of included heat sinking function according to any one of claim 1 to 6, which is characterized in that institute
Stating fan has air part corresponding with the air inlet and is inserted in the outlet section of the air intake.
10. the wireless charging holder of included heat sinking function according to any one of claim 1 to 6, which is characterized in that institute
The air outlet edge for stating wind-guiding component is convexly equipped with holding section, and the shell is formed in air outlet edge matches with the holding section
Close the snap fit portion of engaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820055630.2U CN207765996U (en) | 2018-01-12 | 2018-01-12 | The wireless charging holder of included heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820055630.2U CN207765996U (en) | 2018-01-12 | 2018-01-12 | The wireless charging holder of included heat sinking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207765996U true CN207765996U (en) | 2018-08-24 |
Family
ID=63184267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820055630.2U Expired - Fee Related CN207765996U (en) | 2018-01-12 | 2018-01-12 | The wireless charging holder of included heat sinking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207765996U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932411A (en) * | 2018-09-19 | 2020-03-27 | 苹果公司 | Induction type charging base |
| CN111587046A (en) * | 2020-05-29 | 2020-08-25 | 维沃移动通信有限公司 | Heat dissipation device |
| WO2021088360A1 (en) * | 2019-11-05 | 2021-05-14 | 华为技术有限公司 | Wireless charging base |
| CN113141746A (en) * | 2021-03-30 | 2021-07-20 | 联想(北京)有限公司 | Electronic equipment |
| CN113162176A (en) * | 2021-04-26 | 2021-07-23 | 深圳市美极创科技有限公司 | Vehicle-mounted charger |
| CN113270907A (en) * | 2020-02-17 | 2021-08-17 | Oppo广东移动通信有限公司 | Wireless charging equipment |
| WO2021185018A1 (en) * | 2020-03-19 | 2021-09-23 | 华为技术有限公司 | Wireless charger |
-
2018
- 2018-01-12 CN CN201820055630.2U patent/CN207765996U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932411A (en) * | 2018-09-19 | 2020-03-27 | 苹果公司 | Induction type charging base |
| WO2021088360A1 (en) * | 2019-11-05 | 2021-05-14 | 华为技术有限公司 | Wireless charging base |
| US11991854B2 (en) | 2019-11-05 | 2024-05-21 | Huawei Digital Power Technologies Co., Ltd. | Wireless charging base |
| CN113270907A (en) * | 2020-02-17 | 2021-08-17 | Oppo广东移动通信有限公司 | Wireless charging equipment |
| WO2021185018A1 (en) * | 2020-03-19 | 2021-09-23 | 华为技术有限公司 | Wireless charger |
| EP4113779A4 (en) * | 2020-03-19 | 2023-08-23 | Huawei Digital Power Technologies Co., Ltd. | Wireless charger |
| CN111587046A (en) * | 2020-05-29 | 2020-08-25 | 维沃移动通信有限公司 | Heat dissipation device |
| WO2021239043A1 (en) * | 2020-05-29 | 2021-12-02 | 维沃移动通信有限公司 | Heat dissipation device |
| CN113141746A (en) * | 2021-03-30 | 2021-07-20 | 联想(北京)有限公司 | Electronic equipment |
| CN113141746B (en) * | 2021-03-30 | 2022-09-23 | 联想(北京)有限公司 | Electronic equipment |
| CN113162176A (en) * | 2021-04-26 | 2021-07-23 | 深圳市美极创科技有限公司 | Vehicle-mounted charger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180824 |