CN212627194U - Vehicle-mounted wireless charger - Google Patents
Vehicle-mounted wireless charger Download PDFInfo
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- CN212627194U CN212627194U CN202020822767.3U CN202020822767U CN212627194U CN 212627194 U CN212627194 U CN 212627194U CN 202020822767 U CN202020822767 U CN 202020822767U CN 212627194 U CN212627194 U CN 212627194U
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Abstract
The utility model discloses a vehicle-mounted wireless charger, which comprises a shell, a wireless charging module arranged in the shell, a heat conducting plate and a cooling fan, wherein the heat conducting plate and the cooling fan are arranged in the shell; be equipped with in the shell and separate the subassembly, separate the subassembly and separate into antechamber and back cavity with the cavity between the bottom plate of shell and the heat-conducting plate, the one end of antechamber is linked together with the one end of back cavity, is equipped with the air intake of intercommunication antechamber and the air outlet of intercommunication back cavity on the shell. The heat-conducting plate and the air cooling channel are arranged in the shell of the vehicle-mounted wireless charger, so that the heat dissipation performance of the vehicle-mounted wireless charger is effectively improved, the vehicle-mounted wireless charger is prevented from being overheated to cause breakdown or damage under the condition of high power, and the service life of the vehicle-mounted wireless charger is prolonged. Therefore, larger output power can be realized, the charging time for external electronic products is shortened, and the user experience is enhanced.
Description
Technical Field
The utility model relates to a wireless charging device technical field especially relates to on-vehicle wireless charger.
Background
The vehicle-mounted wireless charging of the automobile is used as an excellent wireless charging application scene, frequent plugging and unplugging of charging wires are not needed, the automobile charger is a great tool for increasing driving safety and improving the quality of life of an automobile owner, and the use and charging experience of a mobile phone in the automobile is greatly improved.
At present, vehicle-mounted wireless charging is divided into two modes: front loading and rear loading. In popular terms, the front-loading mode means that the automobile is provided with a wireless charging device before leaving a factory, the wireless charging device is generally positioned at a central storage box and a handrail box, and a mobile phone can be charged when being placed on the charging device. And the rear mounting is realized by additionally mounting a vehicle-mounted bracket and other devices on the automobile to realize wireless charging, the mounting position is not fixed, and the vehicle-mounted bracket and other devices can be mounted at the positions of an air conditioner vent, an automobile center console and the like or adsorbed on a windshield by virtue of a sucking disc.
The automobile front-loading wireless charging technology is a wireless charging solution provided by a wireless charging solution supplier to an automobile host factory. As a qualified vehicle-mounted front-mounted wireless charger, wireless charging authentication is only a basis, and also needs to meet strict vehicle-specification hardware standards, and has certain grade requirements on working temperature range, water resistance, dust resistance and the like. The method comprises a series of strict requirements of E-Mark certification, plant system IATF16949, EMC certification and the like in the automobile industry, and the requirements are strict in standard, high in cost and long in period, so that the wireless charger which can be really made in the front-loading market is not large, and the qualification cannot be achieved. As for the wireless charging after the vehicle is mounted, the wireless charging after the vehicle is mounted does not belong to a part of the whole vehicle and is not restricted by the mandatory certification standards of a plurality of vehicle factories, so the reliability of the product is not as good as that of the product mounted before, but the product has low threshold for the admission in the industry and high cost performance.
At present, the domestic market accumulates 1238 vehicle systems, wherein 161 vehicle systems support wireless charging of mobile phones and account for about 13%. It should be explained that each vehicle system includes several types to dozens of types, for example, audi A8 has 8 types, speed S class has 13 types, and bmw 7 system has 24 types to support wireless charging of mobile phone. Therefore, thousands of vehicle types are accumulated in the market and are provided with vehicle-mounted front-mounted wireless chargers.
However, the existing vehicle-mounted front-loading wireless charger generally has the following two defects: (1) the charging power is small, most of the charging power is only 5W, so the charging time is long; (2) the charging power of a few wireless chargers can reach 20W, but the problems of heat dissipation and EMC authentication are difficult to effectively solve, high temperature is easy to generate, damages are caused to human bodies and equipment, and the charging power of the few wireless chargers is not approved by a car factory at present.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the vehicle-mounted wireless charger is good in heat dissipation performance.
In order to solve the technical problem, the utility model discloses a technical scheme be: the vehicle-mounted wireless charger comprises a shell, a wireless charging module arranged in the shell, a heat-conducting plate and a cooling fan, wherein the heat-conducting plate and the cooling fan are arranged in the shell; the heat conduction plate is characterized in that a separation component is arranged in the shell, the separation component separates a cavity between the bottom plate of the shell and the heat conduction plate into a front cavity and a rear cavity, one end of the front cavity is communicated with one end of the rear cavity, and an air inlet communicated with the front cavity and an air outlet communicated with the rear cavity are formed in the shell.
Further, the air inlet is located at the other end of the front cavity.
Further, the separation component comprises a circuit board electrically connected with the wireless charging module.
Further, the wireless charging module is installed on one side of the heat-conducting plate far away from the cavity.
Further, the heat dissipation fan is arranged in the rear cavity.
Furthermore, the shell comprises a front cover and a rear shell which are connected, the cavity is located in the rear shell, and the rear shell is made of metal.
Furthermore, a heat dissipation cavity communicated with the air outlet is arranged in the shell, and a plurality of heat dissipation ribs are arranged in the heat dissipation cavity.
Furthermore, the width of the heat dissipation ribs is gradually reduced from one end close to the air outlet to one end far away from the air outlet.
Further, the heat dissipation ribs are of a hollow structure.
Further, the heat dissipation fan is communicated with the air outlet through the heat dissipation chamber.
The beneficial effects of the utility model reside in that: the heat-conducting plate and the air cooling channel are arranged in the shell of the vehicle-mounted wireless charger, so that the heat dissipation performance of the vehicle-mounted wireless charger is effectively improved, the vehicle-mounted wireless charger is prevented from being overheated to cause breakdown or damage under the condition of high power, and the service life of the vehicle-mounted wireless charger is prolonged. Therefore, larger output power can be realized, the charging time for external electronic products is shortened, and the user experience is enhanced.
Drawings
Fig. 1 is an exploded view of a vehicle-mounted wireless charger according to a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a vehicle-mounted wireless charger according to a first embodiment of the present invention;
fig. 3 is a top view of a rear housing in a vehicle-mounted wireless charger according to a first embodiment of the present invention.
Description of reference numerals:
1. a front cover; 2. a rear housing; 3. a wireless charging module; 4. a heat conducting plate; 5. a heat radiation fan; 6. a front cavity; 7. a rear cavity; 8. an air inlet; 9. an air outlet; 10. a first circuit board; 11. a second circuit board; 12. a heat dissipation chamber; 13. the heat dissipation rib.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the vehicle-mounted wireless charger includes a housing, a wireless charging module 3 disposed in the housing, a heat conducting plate 4 disposed in the housing, and a heat dissipating fan 5, wherein the heat conducting plate 4 is disposed adjacent to the wireless charging module 3, and the heat dissipating fan 5 is disposed in a cavity between a bottom plate of the housing and the heat conducting plate 4; the heat conduction plate is characterized in that a separation component is arranged in the shell, the separation component separates a cavity between the bottom plate of the shell and the heat conduction plate 4 into a front cavity 6 and a rear cavity 7, one end of the front cavity 6 is communicated with one end of the rear cavity 7, and an air inlet 8 communicated with the front cavity 6 and an air outlet 9 communicated with the rear cavity 7 are arranged on the shell.
From the above description, the beneficial effects of the present invention are: the heat conducting plate 4 and the air cooling channel are arranged in the shell of the vehicle-mounted wireless charger, so that the heat dissipation performance of the vehicle-mounted wireless charger is effectively improved, the vehicle-mounted wireless charger is prevented from being overheated to cause breakdown or damage under the condition of high power, and the service life of the vehicle-mounted wireless charger is prolonged. Therefore, larger output power can be realized, the charging time for external electronic products is shortened, and the user experience is enhanced.
Further, the air inlet 8 is located at the other end of the front cavity 6.
According to the description, the cold air entering from the air inlet 8 can take away the heat accumulated in each area of the heat conducting plate 4, so that the heat dissipation effect of the vehicle-mounted wireless charger is improved.
Further, the separation component comprises a circuit board electrically connected with the wireless charging module 3.
As can be seen from the above description, the air-cooled channel not only can take away the heat accumulated on the heat-conducting plate 4, but also can take away the heat accumulated on the circuit board, thereby being beneficial to ensuring the working stability of components on the circuit board. Meanwhile, other separating parts do not need to be additionally arranged, and the manufacturing cost of the vehicle-mounted wireless charger is favorably controlled.
Further, the wireless charging module 3 is installed on one side of the heat-conducting plate 4 far away from the cavity.
As can be seen from the above description, the wireless charging module 3 is directly mounted on the heat conducting plate 4, so that the heat generated by the wireless charging module 3 can be rapidly transferred to the heat conducting plate 4, and the heat is taken away by the air in the air cooling channel, thereby improving the heat dissipation effect.
Further, the heat dissipation fan 5 is disposed in the rear cavity 7.
As can be seen from the above description, the volume of the front cavity 6 can be set small, so that the flow rate of air in the front cavity 6 can be increased, thereby increasing the heat dissipation speed of the heat conducting plate 4; the rear chamber 7 is somewhat larger in volume and has enough space to accommodate the radiator fan 5. Optionally, the heat dissipation fan 5 is fixed on the bottom plate of the housing.
Further, the shell comprises a front cover 1 and a rear shell 2 which are connected, the cavity is located in the rear shell 2, and the rear shell 2 is made of metal.
As can be known from the above description, the rear shell 2 made of metal can play a role in shielding electronic components inside the vehicle-mounted wireless charger, so that the EMC of the vehicle-mounted wireless charger can be tested through a vehicle gauge level, and front mounting is realized.
Further, a heat dissipation chamber 12 communicated with the air outlet 9 is arranged in the shell, and a plurality of heat dissipation ribs 13 are arranged in the heat dissipation chamber 12.
As can be seen from the above description, the provision of the heat dissipation ribs 13 can further improve the heat dissipation effect.
Further, the width of the heat dissipation rib 13 is gradually reduced from the end close to the air outlet 9 to the end far away from the air outlet 9.
As can be seen from the above description, the heat dissipating ribs 13 thus constructed can accelerate the flow of the heated air out of the housing, thereby improving the heat dissipating effect.
Further, the heat dissipation ribs 13 are of a hollow structure.
As can be seen from the above description, the heat dissipation ribs 13 of the hollow structure can reduce the production consumables of the housing, thereby reducing the manufacturing cost of the vehicle-mounted wireless charger.
Further, the heat dissipation fan 5 is communicated with the air outlet 9 through the heat dissipation chamber 12.
As can be seen from the above description, the heat dissipation fan 5 can rapidly draw out the hot air inside the housing.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: the vehicle-mounted wireless charger can be used as a front-mounted part of a whole vehicle and can also be used as a rear-mounted product of the whole vehicle, the vehicle-mounted wireless charger comprises a shell, a wireless charging module 3 arranged in the shell, a heat-conducting plate 4 and a radiating fan 5 arranged in the shell, the heat-conducting plate 4 is arranged close to the wireless charging module 3, and the radiating fan 5 is arranged in a cavity between a bottom plate of the shell and the heat-conducting plate 4; be equipped with the partition subassembly in the shell, the partition subassembly will the bottom plate of shell with cavity between the heat-conducting plate 4 is separated into antetheca 6 and rear chamber 7, and the one end of antetheca 6 is linked together with the one end of rear chamber 7, be equipped with the intercommunication on the shell the air intake 8 of antetheca 6 and the intercommunication the air outlet 9 of rear chamber 7, air intake 8 is located the other end of antetheca 6, antetheca 6 is located the partition subassembly with between the heat-conducting plate 4, rear chamber 7 is located the partition subassembly with between the bottom plate of shell. The air inlet 8, the front cavity 6, the rear cavity 7 and the air outlet 9 form a complete air-cooled channel, wherein arrows in fig. 2 indicate the flow direction of air in the air-cooled channel.
In detail, the housing comprises a front cover 1 and a rear shell 2 which are connected, the cavity is located in the rear shell 2, the rear shell 2 is made of metal, and a bottom plate of the housing is the bottom plate of the rear shell 2.
As shown in fig. 2, the air inlet 8 and the air outlet 9 are far away from each other, so that the situation that the air inlet 8 is difficult to suck air and absorb hot air can be avoided.
In this embodiment, the partition assembly includes a first circuit board 10 electrically connected to the wireless charging module 3, in other words, the cavity is partitioned into a front cavity 6 and a rear cavity 7 by the first circuit board 10 fixed on the rear case 2. Optionally, a second circuit board 11 is further disposed in the housing, the second circuit board 11 is located between the wireless charging module 3 and the front cover 1, and the second circuit board 11 is electrically connected to the first circuit board 10. The first circuit board 10 and the second circuit board 11 may be PCBA boards, respectively.
In order to further improve the heat dissipation effect, the wireless charging module 3 is directly installed and fixed on the heat-conducting plate 4 and located on one side of the heat-conducting plate 4 far away from the cavity. The forced air cooling passageway is located the one side of keeping away from wireless module 3 workspace that charges, can avoid the air that flows in the forced air cooling passageway to cause the influence to wireless module 3 charging magnetic field that charges, does benefit to the output who guarantees wireless module 3 that charges.
Referring to fig. 1 to 3, a heat dissipation chamber 12 communicated with the air outlet 9 is further disposed in the housing, a plurality of heat dissipation ribs 13 are disposed in the heat dissipation chamber 12, widths of the heat dissipation ribs 13 are gradually reduced from one end close to the air outlet 9 to one end far away from the air outlet 9, and the heat dissipation ribs 13 are hollow structures. The heat dissipation fan 5 is arranged in the rear cavity 7 and fixedly mounted on a bottom plate of the rear shell 2, an air suction port of the heat dissipation fan 5 is directly communicated with the rear cavity 7, and an air blowing port of the heat dissipation fan 5 is directly communicated with the heat dissipation cavity 12 to be communicated with the air outlet 9 through the heat dissipation cavity 12.
The charging efficiency of the vehicle-mounted wireless charger in the embodiment is 3-5 times that of the existing 5W vehicle-mounted wireless charger, the heat dissipation performance is excellent, the use safety of a mobile phone and equipment is protected, and meanwhile, the metal rear shell can shield internal components, so that the EMC of the vehicle-mounted wireless charger can be tested through a vehicle-scale test.
In summary, the heat conducting plate and the air cooling channel are arranged in the shell of the vehicle-mounted wireless charger, so that the heat dissipation performance of the vehicle-mounted wireless charger is effectively improved, the vehicle-mounted wireless charger is prevented from being overheated to cause breakdown or damage under the condition of high power, and the service life is prolonged; therefore, larger output power can be realized, the charging time for external electronic products is shortened, and the user experience is enhanced.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. On-vehicle wireless charger includes the shell and locates wireless module of charging in the shell, its characterized in that: the wireless charging module is characterized by further comprising a heat-conducting plate and a heat-radiating fan, wherein the heat-conducting plate and the heat-radiating fan are arranged in the shell, the heat-conducting plate is arranged close to the wireless charging module, and the heat-radiating fan is arranged in a cavity between the bottom plate of the shell and the heat-conducting plate; the heat conduction plate is characterized in that a separation component is arranged in the shell, the separation component separates a cavity between the bottom plate of the shell and the heat conduction plate into a front cavity and a rear cavity, one end of the front cavity is communicated with one end of the rear cavity, and an air inlet communicated with the front cavity and an air outlet communicated with the rear cavity are formed in the shell.
2. The vehicle-mounted wireless charger according to claim 1, characterized in that: the air inlet is positioned at the other end of the front cavity.
3. The vehicle-mounted wireless charger according to claim 1, characterized in that: the separation component comprises a circuit board electrically connected with the wireless charging module.
4. The vehicle-mounted wireless charger according to claim 1, characterized in that: the wireless charging module is installed on one side of the heat-conducting plate far away from the cavity.
5. The vehicle-mounted wireless charger according to claim 1, characterized in that: the heat radiation fan is arranged in the rear cavity.
6. The vehicle-mounted wireless charger according to claim 1, characterized in that: the shell comprises a front cover and a rear shell which are connected, the cavity is located in the rear shell, and the rear shell is made of metal.
7. The vehicle-mounted wireless charger according to claim 1, characterized in that: the shell is internally provided with a heat dissipation cavity communicated with the air outlet, and the heat dissipation cavity is internally provided with a plurality of heat dissipation ribs.
8. The vehicle-mounted wireless charger according to claim 7, wherein: the width of the heat dissipation ribs is gradually reduced from one end close to the air outlet to the other end far away from the air outlet.
9. The vehicle-mounted wireless charger according to claim 7, wherein: the heat dissipation ribs are of hollow structures.
10. The vehicle-mounted wireless charger according to claim 7, wherein: the heat radiation fan is communicated with the air outlet through the heat radiation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020822767.3U CN212627194U (en) | 2020-05-15 | 2020-05-15 | Vehicle-mounted wireless charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020822767.3U CN212627194U (en) | 2020-05-15 | 2020-05-15 | Vehicle-mounted wireless charger |
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| Publication Number | Publication Date |
|---|---|
| CN212627194U true CN212627194U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020822767.3U Active CN212627194U (en) | 2020-05-15 | 2020-05-15 | Vehicle-mounted wireless charger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115622206A (en) * | 2022-12-19 | 2023-01-17 | 龙旗电子(惠州)有限公司 | On-vehicle wireless charger with dustproof function |
| CN115817369A (en) * | 2022-12-15 | 2023-03-21 | 黑龙江天有为电子股份有限公司 | Vehicle-mounted wireless charging support and automobile driver's cabin |
-
2020
- 2020-05-15 CN CN202020822767.3U patent/CN212627194U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115817369A (en) * | 2022-12-15 | 2023-03-21 | 黑龙江天有为电子股份有限公司 | Vehicle-mounted wireless charging support and automobile driver's cabin |
| CN115622206A (en) * | 2022-12-19 | 2023-01-17 | 龙旗电子(惠州)有限公司 | On-vehicle wireless charger with dustproof function |
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