WO2024114300A1

WO2024114300A1 - Wireless charger for vehicle and vehicle

Info

Publication number: WO2024114300A1
Application number: PCT/CN2023/129725
Authority: WO
Inventors: 赵东兴
Original assignee: 蔚来移动科技有限公司
Priority date: 2022-11-30
Filing date: 2023-11-03
Publication date: 2024-06-06
Also published as: CN118117684A

Abstract

A wireless charger for a vehicle and a vehicle, for use in solving the overheating problem of a device to be charged when being charged using a wireless charger. For this objective, the wireless charger of the present invention comprises a wireless charging module (1), a cooling module and a fan module; the wireless charging module (1) is used for charging a device to be charged; the cooling module is arranged in the wireless charging module (1) and is used for performing cooling so as to cool said device and the wireless charging module (1); the fan module is arranged on the wireless charging module (1), and wind generated when the fan module is started can cool said device. According to the wireless charger, two forms, i.e., air cooling heat dissipation and semiconductor-based heat dissipation are integrated, and a magnetic attraction assembly (5) is used to connect said device to the wireless charging module (1), thereby avoiding the overheating problem of said device caused by unsecure connection, and maximizing the heat dissipation efficiency.

Description

Wireless charger for vehicle and vehicle

This application claims priority to Chinese patent application CN202211526910.4, filed on November 30, 2022, with the invention name “Wireless Charger and Vehicle for Vehicles”. The entire contents of the above Chinese patent application are incorporated into this application by reference.

Technical Field

The present invention relates to the technical field of vehicles, and in particular provides a wireless charger for a vehicle and a vehicle.

Background technique

With the rapid development of electronic devices (such as mobile phones) and wireless fast charging technology, wireless chargers are beginning to be installed in cars to meet the needs of users to charge their mobile phones while driving.

Although wireless chargers for vehicles are convenient, there is also the problem of heating up the device to be charged due to insufficient heat dissipation during the charging process. Existing wireless chargers for vehicles usually use air cooling to dissipate heat from the device to be charged. This heat dissipation method usually uses a fan module to supply air into the air cooling channel to achieve heat dissipation of the device to be charged; however, this heat dissipation method has many shortcomings, resulting in low heat dissipation efficiency of wireless chargers that only adopt this method, causing the device to be charged to heat up during the charging process using the wireless charger.

Therefore, this field needs a new technical solution to solve the above problems.

Summary of the invention

The present invention aims to solve the above technical problem, that is, to solve the problem that the device to be charged becomes hot when being charged using a wireless charger.

In a first aspect, the present invention provides a wireless charger for a vehicle, the wireless charger comprising a wireless charging module, a cooling module and a fan module; wherein the wireless charging module is used to charge a device to be charged; the cooling module is arranged in the wireless charging module, Used for refrigeration to cool the device to be charged and the wireless charging module; the fan module is arranged on the wireless charging module, and the wind generated by it when it is started can cool the device to be charged.

In the preferred technical solution of the above-mentioned wireless charger, the fan module includes a fan component and a duct structure arranged on the wireless charging module group. The fan component is configured to enable the gas outside the wireless charging module group and the gas inside the wireless charging module group to flow when started, so that the gas can flow through the duct structure to cool the device to be charged.

In the preferred technical solution of the above-mentioned wireless charger, the air duct structure includes a first air outlet, a second air outlet and an air duct opened on the wireless charging module group, and the first air outlet is arranged on the first side of the wireless charging module group, and the air duct is arranged to be able to communicate with the first air outlet and the second air outlet, so that the gas outside the wireless charging module group or the gas inside the wireless charging module group can flow through the second air outlet, the air duct and the first air outlet to cool the device to be charged.

In the preferred technical solution of the above-mentioned wireless charger, the air duct structure also includes a ventilation component arranged on the first side of the wireless charging module and connected to the air duct, and a third air outlet is opened on the ventilation component, and the third air outlet can be directed toward the device to be charged, thereby driving the heat of the device to be charged.

In the preferred technical solution of the above wireless charger, the first air outlet is arranged to have a gap with the device to be charged.

In the preferred technical solution of the above-mentioned wireless charger, a concave platform is provided on the first side of the wireless charging module group, and the part of the device to be charged is located above the concave platform; the first air outlet and/or the ventilation component are arranged on the concave platform.

In the preferred technical solution of the above-mentioned wireless charger, the ventilation component is arranged on one side or both sides of the wireless charging module group extending along the length direction; and/or the ventilation component is arranged on one side or both sides of the wireless charging module group extending along the width direction.

In the preferred technical solution of the above wireless charger, the fan component is an air suction device arranged in the air duct and/or an exhaust device arranged at the first air outlet; or the fan component is an exhaust device arranged in the air duct and/or an air suction device arranged at the first air outlet; or the fan component is an air suction device arranged in the ventilation component and/or an exhaust device arranged in the air duct; or the fan component is an exhaust device arranged in the ventilation component. An exhaust device and/or an air suction device arranged in the air duct; or the fan component is an air suction device arranged at the first air outlet and the second air outlet and/or an exhaust device arranged in the air duct; or the fan component is an exhaust device arranged at the first air outlet and the second air outlet and/or an air suction device arranged in the air duct.

In the preferred technical solution of the above-mentioned wireless charger, the refrigeration module includes a refrigeration component arranged inside the wireless charger module.

In the preferred technical solution of the above wireless charger, the refrigeration component is a semiconductor refrigeration sheet.

In the preferred technical solution of the above wireless charger, the cooling module also includes a fin assembly arranged on the wireless charging module, and the fin assembly is connected to the cooling assembly.

In the preferred technical solution of the above wireless charger, the fin assembly includes a plurality of heat dissipation fins, and the plurality of heat dissipation fins are arranged at intervals.

In the preferred technical solution of the above-mentioned wireless charger, the gap between adjacent heat dissipation fins serves as an air cooling channel, and the air cooling channel is connected to the air duct structure so that when the fan module is started, the gas outside the wireless charging module and the gas inside the wireless charging module can flow through the air cooling channel and the air duct structure to cool the device to be charged.

In the preferred technical solution of the above wireless charger, the refrigeration module further includes a first heat-conducting medium, and the first heat-conducting medium is arranged between the refrigeration assembly and the fin assembly.

In the preferred technical solution of the above wireless charger, the refrigeration module also includes a second heat-conducting medium, and the second heat-conducting medium is arranged between the refrigeration component and the device to be charged.

In the preferred technical solution of the above wireless charger, the portion of the first side of the wireless charging module that contacts the second heat-conducting medium is made of a heat-conducting material.

In the preferred technical solution of the above-mentioned wireless charger, the wireless charging module group includes a connecting component, and the connecting component is arranged on the first side of the wireless charging module group for connecting the device to be charged.

In the preferred technical solution of the above wireless charger, the connecting component is a magnetic component, and the device to be charged is connected to the wireless charging module via the magnetic component.

In the preferred technical solution of the above wireless charger, a connection groove is provided on one side of the wireless charging module where the device to be charged is installed, and the connection component is arranged in the connection groove.

In the preferred technical solution of the above wireless charger, the side of the connecting component connected to the device to be charged is arranged flush with the first side of the wireless charging module.

In a second aspect, the present invention further provides a vehicle, comprising the wireless charger for a vehicle according to any one of the above preferred technical solutions.

The wireless charger for vehicles of the present invention comprises a wireless charging module, a cooling module and a fan module; wherein the wireless charging module is used to charge the device to be charged; the cooling module is arranged in the wireless charging module, and is used to cool the device to be charged and the wireless charging module; the fan module is arranged on the wireless charging module, and the wind generated by the fan module when it is started can cool the device to be charged. The above structural arrangement integrates the cooling module and the fan module to achieve the purpose of rapid heat dissipation of the device to be charged, effectively solves the problem of the device to be charged getting hot when charging using the vehicle-mounted wireless charger, and maximizes the heat dissipation efficiency.

Furthermore, a concave platform is provided on the first side of the wireless charging module, and a portion of the device to be charged is located above the concave platform; the first air outlet and/or the ventilation component are provided on the concave platform; the concave platform allows the protruding portion of the device to be charged to be provided thereon, such as components such as a camera. In addition, the provision of the concave platform allows a gap to exist between the device to be charged and the first air outlet, which is conducive to the air blown out by the first air outlet and/or the ventilation component to cool the device to be charged, thereby improving the heat dissipation efficiency.

Furthermore, the gaps between adjacent heat dissipation fins serve as air cooling channels, and the air cooling channels are connected to the air duct structure so that when the fan module is started, the gas outside the wireless charging module and the gas inside the wireless charging module can flow through the air cooling channels and the air duct structure to cool the device to be charged; by using the gaps between adjacent heat dissipation fins as air cooling channels, the heat dissipation effect can be improved during the charging process of the device to be charged, and the heat dissipation efficiency of the device to be charged can be improved.

Furthermore, the wireless charging module group includes a connecting component, which is arranged on the first side of the wireless charging module group and is used to connect the device to be charged, thereby avoiding the user experience due to loose connection.

Furthermore, the connecting component is a magnetic component, and the device to be charged is connected to the wireless charging module via the magnetic component; connecting via the magnetic component facilitates installation and disassembly of the device to be charged, and is convenient for users.

Furthermore, the connection component connects one side of the device to be charged with the wireless charging module. The first side is flushly arranged, which, on the one hand, facilitates the connection of the device to be charged to the wireless charging module, and on the other hand, can improve the stability of the device to be charged on the wireless charging module.

BRIEF DESCRIPTION OF THE DRAWINGS

The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings, in which:

FIG1 is a structural diagram of a vehicle-mounted wireless charger according to the present invention;

FIG. 2 is a second structural diagram of the vehicle-mounted wireless charger of the present invention;

FIG. 3 is a cross-sectional view of the vehicle-mounted wireless charger of the present invention.

Reference numerals:
1. Wireless charging module; 11. First air outlet; 12. Second air outlet; 13. Air duct;
14. Ventilation assembly; 15. Third air outlet; 16. Concave platform; 17. Connecting groove; 18. Electromagnetic coil;
21. semiconductor refrigeration sheet; 22. heat dissipation fins; 23. air cooling channel; 24. first heat conducting medium; 25. second heat conducting medium; 26. heat conducting material;
31. Fan assembly;
4. Mobile phone;
5. Magnetic component.

Detailed ways

The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the scope of protection of the present invention. For example, although the wireless charger of the present invention is described as a car-mounted wireless charger in the specification, the technical solution of the present invention is not limited thereto, and the wireless charger of the present invention can also be a desktop wireless charger. Such a change in the application object does not deviate from the principle and scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "connection", "setting" and "installation" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Based on the fact that the existing wireless chargers use air cooling to dissipate heat as pointed out in the background technology, there are many dead corners in the air cooling channel, which makes the wind passing area at the end of the device to be charged small, resulting in the problem that the device to be charged becomes hot during the charging process using the wireless charger; the present invention provides a wireless charger for a vehicle and a vehicle, which integrates air cooling and semiconductor heat dissipation to achieve the purpose of rapid heat dissipation of the device to be charged, effectively solves the problem that the device to be charged becomes hot when charging using the vehicle-mounted wireless charger, and maximizes the heat dissipation efficiency.

First, the wireless charger of the present invention is described with reference to Figures 1 to 3, wherein Figure 1 is a structural diagram 1 of the wireless charger of the present invention; Figure 2 is a structural diagram 2 of the wireless charger of the present invention; and Figure 3 is a cross-sectional view of the wireless charger of the present invention.

As shown in Figures 1 to 3, the wireless charger of the present invention includes a wireless charging module group 1, a cooling module and a fan module; wherein the wireless charging module group 1 is used to charge a mobile phone 4; the cooling module is arranged in the wireless charging module group 1, and is used for cooling to cool the mobile phone 4 and the wireless charging module group 1; the fan module is arranged on the wireless charging module group 1, and the wind generated by the fan module when it is started can cool the mobile phone 4.

It should be noted that the electromagnetic coil 18 inside the wireless charging module 1 is used to charge the mobile phone 4 .

Preferably, the fan module includes a fan component 31 and a duct structure arranged on the wireless charging module group 1. The fan component 31 is configured to enable the gas outside the wireless charging module group 1 to flow with the gas inside the wireless charging module group 1 when started, so that the gas can flow through the duct structure to cool the mobile phone 4.

Preferably, the air duct structure includes a first air vent 11, a second air vent 12, and an air duct 13 provided in the wireless charging module group 1. The first air vent 11 is provided on a first side of the wireless charging module group 1 (i.e., a side close to the mobile phone 4 in FIG. 1 ), and the air duct 13 is provided to be able to communicate with the first air vent 11 and the second air vent 12, so that the gas outside the wireless charging module group 1 or the gas inside the wireless charging module group 1 can flow through the second air vent 12, the air duct 13, the first air vent 11, and the second air vent 12. The mobile phone 4 is cooled.

Although FIG. 1 shows that one first air outlet 11 is arranged on the first side of the wireless charging module 1, this is merely exemplary and not restrictive. Two, three or four first air outlets 11 or other numbers may be opened on the side of the wireless charging module 1 corresponding to the air duct 13 close to the mobile phone 4, and each first air outlet 11 is connected to the air duct 13.

It should be noted that the present invention has no limitation on the shape, size and setting position of the first air outlet 11; for example, the first air outlet 11 can be any shape such as circular, rectangular or elliptical; the size of the first air outlet 11 can also be adjusted arbitrarily as long as the heat dissipation requirements can be met; the first air outlet 11 can be set at any position on the side of the wireless charging module 1 close to the mobile phone 4, as long as the first air outlet 11 can be connected to the air duct 13.

Preferably, the air duct structure also includes a ventilation component 14 arranged on the first side of the wireless charging module 1 and connected to the air duct 13. The ventilation component 14 is provided with a third air outlet 15, which can be directed toward the mobile phone 4 to take away the heat of the mobile phone 4.

Preferably, the first air outlet 11 is arranged to have a gap with the mobile phone 4 , so that the wind blown out from the first air outlet 11 or the third air outlet 15 can cool the mobile phone 4 to the maximum extent.

Furthermore, a concave platform 16 is provided on the first side of the wireless charging module 1. At this time, the wireless charging module 1 is in a step shape, and part of the mobile phone 4 is located above the concave platform 16; the first air outlet 11 and the ventilation component 14 are arranged on the concave platform 16; the concave platform 16 has a lower height relative to the wireless charger 1, so that the protruding part of the mobile phone 4 can be arranged on it, such as the camera and other components. In addition, the setting of the concave platform 16 allows a gap to exist between the mobile phone 4 and the first air outlet 11, which is conducive to the wind blown out by the first air outlet 11 and the ventilation component 14 to cool the mobile phone 4 and improve the heat dissipation efficiency.

Alternatively, the recess 16 can also be a groove opened on the first side of the wireless charging module 1; in this case, the first air outlet 11 and the ventilation component 14 are arranged at the bottom of the groove, and the protruding part on the mobile phone 4 can be placed in the groove, and the wind blown out by the first air outlet 11 and the ventilation component 14 can cool the mobile phone 4.

Preferably, the ventilation component 14 is arranged on one side of the recessed platform 16 of the wireless charging module 1 extending along the length direction (ie, the direction from left to right in FIG. 1 ).

It should be noted that the ventilation assembly 14 is arranged at a position on the wireless charging module 1 The above-mentioned method is not limited to the above-mentioned method, which is only exemplary and not restrictive. In practical applications, for example, the ventilation assembly 14 can be set on one side of the concave platform 16 extending in the width direction; for another example, the ventilation assembly 14 can be set on both sides of the concave platform 16 extending in the length direction; for another example, the ventilation assembly 14 can be set on both sides of the concave platform 16 extending in the width direction; for another example, a ventilation assembly 14 can be set on both sides of the concave platform 16 extending in the length and width directions. In short, the technical user can adjust the setting position and number of the ventilation assembly 14 according to the actual heat dissipation requirements.

Furthermore, the number of ventilation components 14 can be one or more; when the number of ventilation components 14 is one, one ventilation component 14 can be set on the side extending in the length direction of the recess 16 or one ventilation component can be set on the side extending in the width direction of the recess; when the number of ventilation components 14 is more than one, one ventilation component 14 can be set on one side or both sides extending in the length or width direction of the recess 16 respectively.

Preferably, the ventilation component 14 is a rectangular component arranged along the length direction of the recessed platform 16; alternatively, the cross section of the ventilation component 14 may also be arc-shaped; alternatively, the cross section of the ventilation component 14 may also be in a broken line shape.

Preferably, the number of the third air outlet 15 can be one or more. When the number of the third air outlet 15 is one, the third air outlet 15 is arranged along the length of the ventilation component 14. When the number of the third air outlet 15 is multiple, the multiple third air outlets 15 are arranged at intervals along the length of the ventilation component 14.

2 and 3 , the refrigeration module of the present invention will be described below.

Preferably, as shown in FIG. 3 , the refrigeration module includes a refrigeration component arranged inside the wireless charging module 1 .

Preferably, the refrigeration component is a semiconductor refrigeration sheet 21.

Preferably, as shown in FIG. 2 and FIG. 3 , the refrigeration module further includes a fin assembly disposed on the wireless charging module 1 , and the fin assembly is connected to the semiconductor refrigeration sheet 21 .

Preferably, the fin assembly includes a plurality of heat dissipation fins 22 , and the plurality of heat dissipation fins 22 are arranged at intervals.

Preferably, the gaps between adjacent heat sink fins 22 serve as air cooling channels 23, which are arranged between the second air outlet 12 and the air duct 13 and are connected so that when the fan assembly 31 is started, the gas outside the wireless charging module 1 can flow with the gas inside the wireless charging module 1. The air flows through the air cooling channel 23 and the air duct 13 to cool the mobile phone 4 .

Preferably, one end of the air cooling channel 23 may also be connected only to the air duct 13, and the other end may extend to the end face of the wireless charging module 1, so that gas can enter and exit.

Preferably, the heat sink fins 22 are made of metal materials such as aluminum or copper.

Preferably, the refrigeration module further includes a first heat-conducting medium 24 , which is disposed between the semiconductor refrigeration sheet 21 and the fin assembly and can transfer the heat of the semiconductor refrigeration sheet 21 to the heat dissipation fins 22 .

Preferably, the refrigeration module further includes a second heat-conducting medium 25 , which is disposed between the semiconductor refrigeration sheet 21 and the mobile phone 4 , and can transfer heat from the mobile phone 4 to the semiconductor refrigeration sheet 21 .

Preferably, the first heat-conducting medium 24 and the second heat-conducting medium 25 are both heat-conducting materials such as heat-conducting silicone grease or heat-conducting gel.

Preferably, the portion of the first side of the wireless charging module 1 that contacts the second heat-conducting medium 25 is made of a heat-conducting material 26 , so as to facilitate the transfer of heat generated by the mobile phone 4 during charging to the second heat-conducting medium 25 .

Preferably, the outer shell of the wireless charging module 1 is made of a heat-conducting material 26 . When charging, the outer shell contacts the mobile phone 4 , and the heat generated by the mobile phone 4 during charging can be transferred to the second heat-conducting medium 25 .

Preferably, the thermal conductive material 26 is made of aluminum alloy or synthetic resin.

1 and 2 , the wireless charger of the present invention is further described.

Preferably, as shown in FIG. 1 and FIG. 2 , the wireless charging module group 1 includes a connecting component, and the connecting component is arranged on a first side of the wireless charging module group 1 for connecting to the mobile phone 4 .

Preferably, the connecting component is a magnetic component 5 , and the mobile phone 4 is connected to the wireless charging module 1 via the magnetic component 5 ; the use of the magnetic component 5 facilitates the installation and removal of the mobile phone 4 .

It should be pointed out that the present application has no restrictions on the shape and quantity of the magnetic component 5 , as long as the mobile phone 4 can be connected to the wireless charging module 1 through the magnetic component 5 .

Preferably, a connection slot 17 is provided on one side of the wireless charging module 1 where the mobile phone 4 is mounted, and the magnetic attraction component 5 is arranged in the connection slot 17 .

Preferably, the side of the magnetic component 5 connected to the mobile phone 4 is arranged flush with the first side of the wireless charging module group 1, so as to facilitate connecting the mobile phone 4 to the wireless charging module group 1.

1 to 3 , the fan assembly of the present invention will be described.

Preferably, the fan assembly 31 is an air suction device arranged in the air duct 13 and an air exhaust device arranged at the first air outlet 11. At this time, the external air enters the air cooling channel 23 and the air duct 13 through the second air outlet 12 under the action of the air suction device, and then is discharged through the first air outlet 11 and the third air outlet 15 through the air exhaust device arranged at the first air outlet 11, thereby completing the cooling of the mobile phone 4.

Among them, the number of suction devices and exhaust devices is set according to demand; for example, when the number of first air outlets 11 is multiple, an exhaust device can be set at each first air outlet 11; for another example, when the number of first air outlets 11 is multiple, only one exhaust device is set at one first air outlet 11. At this time, the gas in the air duct 13 is discharged through the first air outlet 11 and the third air outlet 15.

Alternatively, the fan assembly 31 is an exhaust device disposed in the air duct 13 and an air suction device disposed in the first air outlet 11. In this case, the heat of the mobile phone 4 enters the air duct 13 through the first air outlet 11 and the third air outlet 15 under the action of the air suction device, and then is discharged from the second air outlet 12 through the air cooling channel 23 by the exhaust device disposed in the air duct 13, thereby playing a role in cooling the mobile phone 4. Among them, the number of air suction devices can be set according to the number of first air outlets 11, and the number of exhaust devices can be set according to demand. For example, when the number of first air outlets 11 is 2, each first air outlet 11 is respectively provided with an air suction device.

Alternatively, the fan assembly 31 is an air suction device provided in the ventilation assembly 14 and an air exhaust device provided in the air duct 13. In this case, the heat of the mobile phone 4 enters the air duct 13 through the third air port 15 and the first air port 11 under the action of the air suction device, and then is discharged from the second air port 12 through the air cooling channel 23 through the air exhaust device provided in the air duct 13, thereby playing a role in cooling the mobile phone 4. Among them, the number of air suction devices can be set according to the number of ventilation assemblies 14, and the number of air exhaust devices can be set according to demand. For example, when the number of ventilation assemblies 14 is 2, each ventilation assembly 14 is respectively provided with an air suction device.

Alternatively, the fan assembly 31 is an exhaust device arranged in the ventilation assembly 14 and an air suction device arranged in the air duct 13. At this time, the external air enters the air duct 13 through the second air port 12 under the action of the air suction device, and then is discharged through the third air port 15 and the first air port 11 through the exhaust device arranged in the ventilation assembly 14, thereby completing the cooling of the mobile phone 4. The number of air suction devices and exhaust devices is set according to demand; for example, when the number of ventilation assemblies 14 is multiple, an exhaust assembly can be respectively arranged in each ventilation assembly 14; for example, when the number of first air ports 11 is When there are multiple exhaust devices, only one ventilation assembly 14 is provided with one exhaust device. At this time, the gas in the air duct 13 is discharged through the third air outlet 15 and the first air outlet 11.

In addition, the fan assembly 31 is an exhaust device and an air suction device that are simultaneously arranged in the air duct 13; at this time, the external air is drawn into the air duct 13 from the second air outlet 12 through the air cooling channel 23 by the air suction device, and the gas in the air duct 13 is discharged from the first air outlet 11 and the third air outlet 15 by the exhaust device to cool the mobile phone 4; or, the heat of the mobile phone 4 enters the air duct 13 from the first air outlet 11 and the third air outlet 13, and is discharged from the second air outlet 12 through the air cooling channel 23 to cool the mobile phone 4.

It is understandable that those skilled in the art can flexibly adjust the type and setting position of the fan assembly 31; for example, the fan assembly 31 is an air suction device that separately sets the first air outlet 11, the second air outlet 12, the air duct or the ventilation assembly 14; for another example, the fan assembly 31 is an exhaust device that separately sets the first air outlet 11, the second air outlet 12 or the ventilation assembly 14; as long as it can play a role in cooling the mobile phone 4.

It should be noted that the present invention does not limit the type of the fan assembly 31; for example, the exhaust device and the suction device can be other types of fans such as axial flow fans or centrifugal fans.

The heat dissipation path of the present invention will be described below with reference to FIG. 3 .

As shown in FIG3 , when charging, the mobile phone 4 and the electromagnetic coil 18 will generate a large amount of heat. The heat on the mobile phone 4 is transferred to the second heat-conducting medium 25 by the shell of the wireless charging module 1, and the heat is transferred to the semiconductor cooling sheet 21 through the second heat-conducting medium 25. The heat generated by the electromagnetic coil 18 can be directly transferred to the semiconductor cooling sheet 21, and then the first heat-conducting medium 24 transfers the heat on the semiconductor cooling sheet 21 to the heat dissipation fins 22; the external air enters the air duct from the air cooling channel 23 between the adjacent heat dissipation fins 22 through the second air outlet 12, and passes through the first air outlet 11 and the third air outlet 15 are blown out, thereby cooling the mobile phone 4; or, the heat of the mobile phone 4 enters the air duct 13 through the first air outlet 11 and the third air outlet 13, and is discharged from the second air outlet 12 through the air cooling channel 23, thereby cooling the mobile phone 4; when the gas in the air duct 13 is discharged outwardly through the air cooling channel 23 between the heat dissipation fins 22 or when the external gas enters the air duct 13 through the air cooling channel 23 between the heat dissipation fins 22, the heat exchange of the heat dissipation fins 22 will be accelerated, the heat dissipation efficiency will be improved, and the heat dissipation problem of the mobile phone 4 when using the car wireless charger will be effectively solved.

It should be noted that the wireless charger of the present invention can not only be used to charge mobile phones, but also can be used to charge mobile phones. Charging and heat dissipation can also be used for charging and heat dissipation of electronic devices such as tablets or watches.

On the other hand, the present invention discloses a vehicle, which includes the wireless charger for the vehicle as described in any of the aforementioned schemes and has all the above technical effects, which will not be repeated here.

The vehicle may be an electric vehicle, a hybrid vehicle, a gasoline vehicle or other vehicles, which are not listed here one by one.

So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

A wireless charger for a vehicle, characterized in that the wireless charger comprises:

A wireless charging module group, wherein the wireless charging module group is used to charge the device to be charged;

A refrigeration module, which is arranged in the wireless charging module and is used for refrigeration to cool the device to be charged and the wireless charging module;

A fan module is arranged on the wireless charging module, and the wind generated by the fan module when it is started can cool the device to be charged.
The wireless charger for a vehicle according to claim 1 is characterized in that the fan module includes a fan component and an air duct structure arranged on the wireless charging module, and the fan component is configured to enable the gas outside the wireless charging module to flow with the gas inside the wireless charging module when started, so that the gas can flow through the air duct structure to cool the device to be charged.
The wireless charger for a vehicle according to claim 2 is characterized in that the air duct structure includes a first air outlet, a second air outlet and an air duct opened in the wireless charging module group, the first air outlet is arranged on the first side of the wireless charging module group, and the air duct is arranged to be able to communicate with the first air outlet and the second air outlet, so that the gas outside the wireless charging module group or the gas inside the wireless charging module group can flow through the second air outlet, the air duct and the first air outlet to cool the device to be charged.
The wireless charger for a vehicle according to claim 3 is characterized in that the air duct structure also includes a ventilation component arranged on the first side of the wireless charging module and connected to the air duct, and a third air outlet is opened on the ventilation component, and the third air outlet can be directed toward the device to be charged, thereby driving the heat of the device to be charged.
The wireless charger for a vehicle according to claim 4, characterized in that the first air outlet is arranged to have a gap with the device to be charged.
The wireless charger for a vehicle according to any one of claims 3 to 5 is characterized in that a concave platform is provided on the first side of the wireless charging module group, and a portion of the device to be charged is located above the concave platform; the first air outlet and/or the ventilation component is provided on the concave platform.
The wireless charger for a vehicle according to any one of claims 3 to 6, characterized in that the ventilation component is arranged on one side or both sides of the wireless charging module extending in the length direction; and/or

The ventilation component is arranged on one side or both sides of the wireless charging module extending along the width direction.
The wireless charger for a vehicle according to any one of claims 4 to 7, characterized in that the fan assembly is an air suction device arranged in the air duct and/or an air exhaust device arranged at the first air outlet; or

The fan assembly is an exhaust device arranged in the air duct and/or an air suction device arranged at the first air outlet; or

The fan assembly is an air suction device arranged in the ventilation assembly and/or an air exhaust device arranged in the air duct; or

The fan assembly is an exhaust device arranged in the ventilation assembly and/or an air suction device arranged in the air duct; or

The fan assembly is an air suction device arranged at the first air outlet and the second air outlet and/or an air exhaust device arranged in the air duct; or

The fan assembly is an exhaust device arranged at the first air outlet and the second air outlet and/or an air suction device arranged in the air duct.
The wireless charger for a vehicle according to any one of claims 1 to 8, characterized in that the refrigeration module includes a refrigeration component arranged inside the wireless charging module.
The wireless charger for a vehicle according to claim 9, characterized in that the refrigeration component is a semiconductor refrigeration sheet.
The wireless charger for a vehicle according to claim 9 is characterized in that the refrigeration module also includes a fin assembly arranged on the wireless charging module, and the fin assembly is connected to the refrigeration assembly.
The wireless charger for a vehicle according to claim 11, characterized in that the fin assembly includes a plurality of heat dissipation fins, and the plurality of heat dissipation fins are arranged at intervals.
The wireless charger for a vehicle according to claim 12 is characterized in that the gap between adjacent heat dissipation fins serves as an air cooling channel, and the air cooling channel is connected to the air duct structure so that when the fan module is started, the gas outside the wireless charging module and the gas inside the wireless charging module can flow through the air cooling channel and the air duct structure to cool the device to be charged.
The wireless charger for a vehicle according to claim 11 is characterized in that the refrigeration module further includes a first heat-conducting medium, and the first heat-conducting medium is arranged between the refrigeration assembly and the fin assembly.
The wireless charger for a vehicle according to claim 14 is characterized in that the refrigeration module also includes a second heat-conducting medium, and the second heat-conducting medium is arranged between the refrigeration assembly and the device to be charged.
The wireless charger for a vehicle according to claim 15, characterized in that the portion of the first side of the wireless charging module that contacts the second heat-conducting medium is made of a heat-conducting material.
The wireless charger for a vehicle according to any one of claims 1 to 16 is characterized in that the wireless charging module group includes a connecting component, and the connecting component is arranged on a first side of the wireless charging module group for connecting the device to be charged.
The wireless charger for a vehicle according to claim 17, characterized in that: The connecting component is a magnetic component, and the device to be charged is connected to the wireless charging module via the magnetic component.
The wireless charger for a vehicle according to claim 18 is characterized in that a connecting groove is provided on one side of the wireless charging module where the device to be charged is installed, and the connecting component is arranged in the connecting groove.
The wireless charger for a vehicle according to claim 19 is characterized in that a side of the connecting component connected to the device to be charged is arranged flush with the first side of the wireless charging module.
A vehicle, characterized in that the vehicle comprises the wireless charger for the vehicle according to any one of claims 1-20.