CN218586951U

CN218586951U - Wireless charging device with heat dissipation function and vehicle

Info

Publication number: CN218586951U
Application number: CN202222867810.XU
Authority: CN
Inventors: 郝志刚
Original assignee: Fulscience Automotive Electronics Co Ltd
Current assignee: Fulscience Automotive Electronics Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-07
Anticipated expiration: 2032-10-28

Abstract

The utility model belongs to the technical field of automotive interior spare technique and specifically relates to a wireless charging device and vehicle with heat dissipation function is related to. The wireless charging device with a heat dissipation function includes: the charging device comprises a shell, a charging assembly and a control device, wherein a charging assembly is arranged in the shell, and partial elements in the charging assembly can generate heat under the working state; an air inlet and an air outlet which penetrate into the shell are formed in the outer wall of the shell, and the charging assembly which generates heat is arranged between the air inlet and the air outlet; the heat dissipation assembly comprises an air suction piece and a supporting piece arranged corresponding to the air outlet; the support piece is provided with a hot air outlet, and the air suction piece is arranged between the air outlet and the hot air outlet; the air suction piece is formed with an air current to take away heat generated by the charging assembly. The utility model discloses a wind current that radiator unit formed comes the heat that the suction charging assembly produced for wireless charging device's operating temperature falls to the safety range, in order to guarantee charging safety.

Description

Wireless charging device with heat dissipation function and vehicle

Technical Field

The utility model belongs to the technical field of automotive interior spare technique and specifically relates to a wireless charging device and vehicle with heat dissipation function is related to.

Background

The wireless charging technology wirelessly charges the electric device through an electromagnetic induction principle, breaks through the traditional cable connection charging mode, and avoids the loss of the cable and the electric device caused by the plugging process. The wireless charging technology is more and more widely applied to the life of people, for example, on a vehicle, the vehicle-mounted wireless charging device is free from the constraint of cable charging, and the vehicle-mounted wireless charging device is convenient to use along with charging and discharging, so that the vehicle-mounted wireless charging device improves the vehicle-using experience of a user and guarantees the driving safety. However, in the charging process of the electric device, the wireless charging device generates large heat, which easily causes the electric device to be damaged, the existing vehicle-mounted wireless charging device is additionally provided with heat dissipation structures such as holes or heat conducting fins to solve the heating problem of the wireless charging device, but for high-power wireless quick charging, the heat productivity of the conventional heat dissipation structure is far greater than that of common wireless charging, the conventional heat dissipation structure does not have good heat dissipation capacity, so that the heat dissipation efficiency is low, and if the heat is not dissipated in time, the surface temperature of the wireless charging device is too high, which causes charging failure; in addition, excessive temperatures can also be transmitted to the powered device, thereby affecting the useful life of the battery in the powered device.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present application is to provide a wireless charging device and a vehicle with a heat dissipation function, so as to solve the problems that the temperature of the wireless charging device is too high due to poor heat dissipation effect of the conventional high-power wireless quick charging device, so that the wireless charging function is disabled, and too high temperature is also transmitted to an electric device, so that the performance of the electric device and the user experience are affected.

The utility model discloses the first aspect provides a wireless charging device with heat dissipation function, wherein, wireless charging device with heat dissipation function includes:

the air conditioner comprises a shell, wherein an air inlet and an air outlet which penetrate through the shell are formed in the outer wall of the shell;

the charging assembly is arranged in the shell, part of elements in the charging assembly can generate heat under the working state, and the charging assembly generating the heat is arranged between the air inlet and the air outlet;

the heat dissipation assembly comprises an air suction piece and a supporting piece arranged corresponding to the air outlet; the support piece is provided with a hot air outlet, and the air suction piece is arranged between the air outlet and the hot air outlet; the piece that induced drafts is formed with the wind current, the wind current passes through in proper order the air intake charge the subassembly the air outlet with the steam outlet to take away the heat that the subassembly produced that charges.

Preferably, the air inlet is formed at a side portion of the housing, the air outlet is formed at a bottom portion of the housing, and the heat dissipation assembly is disposed below the housing; the air inlet is provided with a plurality of, and a plurality of the air inlet encloses to be located the circumference of subassembly that charges is laid.

Preferably, the support member is formed with a flow guide channel corresponding to the air outlet, two ends of the flow guide channel are formed into a flow guide inlet and a flow guide outlet, the flow guide inlet is communicated with the air outlet, and the flow guide outlet faces the air suction member.

Preferably, the flow guide inlet is arranged at the top of the flow guide channel, the flow guide outlet is arranged at the side of the flow guide channel, and the bottom wall of the flow guide channel is formed into an arc-shaped structure.

Preferably, the inner wall of the support member is formed with a partition portion extending outward, the partition portion extending along a direction of a flow path of the wind flow in the guide passage, and the partition portion is disposed on the guide passage to partition the guide passages.

Preferably, the partition portion is formed in a plate-shaped structure, and the partition portion is provided in plurality and spaced apart in a direction perpendicular to a flow path of the wind flow in the guide passage.

Preferably, the housing is formed into a split structure, the housing of the split structure comprises an upper cover part, a middle frame part and a rear cover part which are connected in sequence, the air inlet penetrates through the side wall of the middle frame part, and the air outlet penetrates through the rear cover part;

the upper cover part is made of plastic materials, and the middle frame part and the rear cover part are made of metal materials; the upper cover part is clamped with the middle frame part and/or the rear cover.

Preferably, the outer wall of the middle frame piece is formed with a connecting part which protrudes outwards and is used for connecting a mounting position on a vehicle;

the connecting portion is arranged at the bottom of the side wall of the middle frame piece, and the air inlet is arranged at the top of the side wall of the middle frame piece.

Preferably, the charging assembly comprises an antenna plate, a charging coil and a circuit main board which are arranged in a laminated manner; the charging coil is formed with the orientation connecting terminal and the installation department that the circuit mainboard extends to peg graft the circuit mainboard.

The utility model discloses the second aspect provides a vehicle, including any one of the above-mentioned technical scheme wireless charging device with heat dissipation function.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a wireless charging device with heat dissipation function comes the heat that suction charging assembly produced through the wind current that the radiator unit formed for wireless charging device's operating temperature falls to safe range, thereby guarantee that wireless charging goes on smoothly, the heat of avoiding charging assembly to give off causes the influence to the performance of power consumption device, so make the vehicle that is provided with wireless charging device with heat dissipation function satisfy user's user demand, make the user can be along with putting along with filling, guarantee driving safety when driving.

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of a wireless charging device with a heat dissipation function according to an embodiment of the present invention;

fig. 2 is an exploded view of a heat dissipation assembly of a wireless charging device with heat dissipation function according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a wireless charging device with a heat dissipation function according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an internal structure of a housing of a wireless charging device with a heat dissipation function according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a charging coil in a wireless charging device with a heat dissipation function according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a charging coil in a wireless charging device with a heat dissipation function according to an embodiment of the present invention at another viewing angle.

An icon: 10-a housing; 101-an air inlet; 102-an air outlet; 11-an upper cover member; 12-a middle frame piece; 13-a rear cover; 14-a connecting portion; 20-a charging assembly; 21-an antenna plate; 22-a charging coil; 221-connection terminal; 222-a mounting portion; 23-a circuit motherboard; 30-a heat dissipation assembly; 31-a suction element; 32-a support member; 33-hot gas outlet; 34-a flow guide channel; 341-partition.

Detailed Description

The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, devices, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatus, and/or systems described herein will be apparent to those skilled in the art in view of the disclosure of the present application. For example, the order of operations described herein is merely an example, which is not limited to the order set forth herein, but rather, may be changed in addition to operations that must occur in a particular order, as will be apparent upon an understanding of the present disclosure. Moreover, descriptions of features known in the art may be omitted for the sake of clarity and conciseness.

The features described herein may be embodied in different forms and should not be construed as limited to the examples described herein. Rather, the examples described herein have been provided merely to illustrate some of the many possible ways to implement the methods, devices, and/or systems described herein that will be apparent after understanding the disclosure of the present application.

Throughout the specification, when an element (such as a layer, region, or substrate) is described as being "on," "connected to," coupled to, "over," or "overlying" another element, it may be directly "on," "connected to," coupled to, "over," or "overlying" the other element, or one or more other elements may be present therebetween. In contrast, when an element is referred to as being "directly on," "directly connected to," directly coupled to, "directly on" or "directly over" another element, there may be no intervening elements present.

As used herein, the term "and/or" includes any one of the associated listed items and any combination of any two or more of the items.

Although terms such as "first", "second", and "third" may be used herein to describe various elements, components, regions, layers or sections, these elements, components, regions, layers or sections should not be limited by these terms. Rather, these terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first member, component, region, layer or section discussed in the examples described herein could be termed a second member, component, region, layer or section without departing from the teachings of the examples.

For ease of description, spatial relationship terms such as "above 8230 \8230; above", "upper", "above 8230 \8230; below" and "lower" may be used herein to describe the relationship of one element to another element as shown in the figures. Such spatial relationship terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "upper" relative to other elements would then be oriented "below" or "lower" relative to the other elements. Thus, the terms "over 8230 \ 8230;" above "include both orientations" over 8230; \8230; "over 8230;" under 8230; "depending on the spatial orientation of the device. The device may also be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. The singular forms are also intended to include the plural forms unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof.

Variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances, may be expected. Thus, examples described herein are not limited to the particular shapes shown in the drawings, but include changes in shape that occur during manufacturing.

The features of the examples described herein may be combined in various ways that will be apparent after understanding the disclosure of the present application. Further, while the examples described herein have a variety of configurations, other configurations are possible, as will be apparent after understanding the disclosure of the present application.

According to the utility model discloses a first aspect provides a wireless charging device with heat dissipation function, and it includes casing 10, charging component 20 and radiator unit 30.

Hereinafter, a specific structure of the above-described components of the wireless charging device with a heat dissipation function according to the present embodiment will be described.

In the present embodiment, as shown in fig. 1 to 6, an air inlet 101 and an air outlet 102 penetrating into the housing 10 are formed on an outer wall of the housing 10; the charging assembly 20 is disposed inside the housing 10, the housing 10 can protect the charging assembly 20 and can shield interference of electromagnetism to the charging assembly 20, some components in the charging assembly 20 can generate heat under an operating state, the charging assembly 20 generating heat is disposed between the air inlet 101 and the air outlet 102, so that air flowing from the air inlet 101 into the housing 10 can bring the heat generated by the charging assembly 20 out of the housing 10 through the air outlet 102; the heat dissipation assembly 30 includes an air suction member 31 formed with an air flow and a support member 32 disposed corresponding to the air outlet 102, the support member 32 is formed with a hot air outlet 33, the air suction member 31 is disposed between the air outlet 102 and the hot air outlet 33, so that the air flow passes through the air inlet 101, the charging assembly 20, the air outlet 102 and the hot air outlet 33 in sequence, so as to take away heat generated by the charging assembly 20, and the heat generated by the charging assembly 20 is discharged from the hot air outlet 33 in the form of hot air.

It should be noted that the air inlet 101, the air outlet 102 and the hot air outlet 33 may be formed in the same or different square holes, round holes or irregular hole-shaped structures. In addition, in order to enhance the heat dissipation function of the wireless charging device, the intake vent 101, the outtake vent 102, and the hot air outlet 33 are preferably provided in plural and/or increased in aperture size.

In an embodiment, as shown in fig. 3, the air suction member 31 is formed as an electric fan and a power supply device for driving the fan to rotate, the power supply device may be a motor, and the flow speed or flow rate of the airflow may be changed by selecting different fan blade sizes or numbers or different motor powers according to actual heat dissipation requirements, so as to obtain the required heat dissipation effect.

In a preferred embodiment, as shown in fig. 1, 3 and 4, the air inlet 101 is formed at a side portion of the housing 10, the air outlet 102 is formed at a bottom portion of the housing 10, the heat dissipation assembly 30 is disposed below the housing 10, and the hot air outlet 33 is disposed at a bottom portion of the heat dissipation assembly 30, so as to prevent water from entering the housing 10 through the air inlet 101 and/or the air outlet 102 and/or the hot air outlet 33, thereby forming a waterproof protection for the charging assembly 20; in addition, when the air inlet 101 is provided in plurality, the plurality of air inlets 101 are arranged around the circumference of the charging assembly 20, so that the air current can enter the housing 10 from different positions and/or directions of the charging assembly 20, thereby ensuring that the heat generated by the charging assembly 20 can be effectively carried out of the housing 10 by the heat dissipation assembly 30.

For the heat dissipation effect of the wireless charging device, in the embodiment, as shown in fig. 1 to fig. 3, the supporting member 32 is formed with a flow guiding channel 34 corresponding to the air outlet 102, two ends of the flow guiding channel 34 are formed as a flow guiding inlet and a flow guiding outlet, the flow guiding inlet is communicated with the air outlet 102, and the flow guiding outlet faces the air suction member 31, so that the hot air coming out of the air outlet 102 is directly conveyed to the air suction member 31 according to a predetermined flow path, thereby improving the heat dissipation efficiency of the air suction member 31 and improving the heat dissipation effect of the wireless charging device.

In order to reduce the occupied area of the wireless charging device, in the present embodiment, as shown in fig. 1 to fig. 3, the diversion channel 34 is formed into a turning structure, specifically, the diversion inlet is disposed at the top of the diversion channel 34, and the diversion outlet is disposed at the side of the diversion channel 34, so as to reduce the distance between the air outlet 102 and the air suction member 31 and form a good diversion and heat dissipation effect; in a preferred embodiment, the bottom wall of the flow guide channel 34 is formed into an arc-shaped structure, so that the structure of the flow guide channel 34 conforms to the fluid mechanics, and the flow guide effect of the flow guide channel on the hot air coming out of the air outlet 102 is improved. It should be noted that the arc-shaped structure of the bottom wall of the flow guide channel 34 is preferably formed as a minor arc; in addition, the curvature of the arc-like structure is such that its center is formed inside the flow guide channel 34.

In the present embodiment, as shown in fig. 1 to 3, the inner wall of the supporting member 32 is formed with a partition portion 341 extending outward, the partition portion 341 extends along the direction of the flow path of the wind flow in the flow guiding channel 34, and the partition portion 341 is disposed on the flow guiding channel 34 to partition a plurality of flow guiding channels 34, so as to improve the accuracy of the wind flow being delivered to the wind suction member 31 and improve the flow guiding effect of the flow guiding channel 34.

In order to further improve the flow guiding effect of the flow guiding channel 34, in the present embodiment, as shown in fig. 1 to 3, the partition portion 341 is formed in a plate-shaped structure, the partition portion 341 is provided in plural, and the plural partition portions 341 are provided at intervals in a direction perpendicular to the flow path of the wind flow in the flow guiding channel 34.

For convenience of assembly, in the embodiment, as shown in fig. 1, 3 and 4, the housing 10 is formed in a split structure, the housing 10 of the split structure includes an upper cover member 11, a middle frame member 12 and a rear cover member 13 connected in sequence, the air inlet 101 penetrates through a side wall of the middle frame member 12, and the air outlet 102 penetrates through the rear cover member 13; the side edge of the upper cover 11 protrudes outward to form a shielding portion for shielding the intake vent 101, thereby further enhancing the waterproof effect of the intake vent 101.

In a preferred embodiment, as shown in fig. 1 and 3, the upper cover member 11 is formed of a plastic material to reduce the overall weight of the housing 10; the middle frame member 12 and the rear cover member 13 are made of a metal material, such as a cast aluminum material, so that the middle frame member 12 and the rear cover also have a certain heat conduction capability and the charging assembly 20 can be grounded to ensure safety in use, so as to assist the heat dissipation assembly 30 in dissipating heat. In addition, in the embodiment, the upper cover part 11 is clamped with the middle frame part 12 and/or the rear cover, and the clamping connection mode of the plastic material and the metal material enables the installation structure to be more reasonable and reliable. It should be noted that, if the metal and the metal are connected in a clamping manner, a hard material clamping and connecting structure of the hard material is formed, so that the installation is laborious and the design is unreasonable.

In an embodiment, as shown in fig. 1, 3 and 4, the outer wall of the middle frame member 12 is formed with a connection portion 14 protruding outward, the connection portion 14 is used for connecting a mounting location on a vehicle, and the connection portion 14 may be formed in a plate-like structure having a connection hole; in the preferred embodiment, the attachment portion 14 is disposed at the bottom of the side wall of the center frame member 12 such that the attachment portion 14 is closely attached to, and open to, the mounting location on the vehicle; the air inlet 101 is disposed at the top of the side wall of the middle frame 12 to ensure that the air flow entering the interior of the housing 10 from the air inlet 101 is necessarily conveyed to the charging assembly 20 to cool the charging assembly 20 generating heat.

It should be noted that the top or bottom of the side wall of the middle frame 12 is only indicated as the upper or lower position of the side wall of the middle frame 12.

In the embodiment, as shown in fig. 1, 3 to 6, the charging assembly 20 includes an antenna board 21, a charging coil 22 and a circuit board 23, which are laminated and attached to each other, and some components in the charging assembly 20, which can generate heat in an operating state, include the charging coil 22 and some electronic components disposed on the circuit board 23.

In an embodiment, as shown in fig. 5 and fig. 6, the charging coil 22 is formed with a connection terminal 221 and a mounting portion 222 extending toward the circuit board 23 to plug in the circuit board 23, and in a preferred embodiment, the connection terminal 221 and the mounting portion 222 are manufactured by an injection molding and integral molding process, so that the charging coil 22 is convenient to mount and accurate in positioning.

According to the utility model discloses a wireless charging device with heat dissipation function's simple structure, convenient assembling, radiating effect are good, and the wind current that forms through radiator unit comes the heat that the suction charging assembly produced for wireless charging device's operating temperature falls to the safety range, thereby guarantees that wireless charging goes on smoothly, and the heat of avoiding charging assembly to give off causes the influence to electric equipment's performance.

According to the utility model discloses the vehicle that the second aspect provided, the vehicle that is provided with the wireless charging device who has the heat dissipation function can make wireless charging device's operating temperature be in safety range all the time to guarantee that wireless charging goes on smoothly, the heat of avoiding charging assembly to give off causes the influence to the performance of power consumption device, so makes the vehicle satisfy user's user demand, makes the user can be along with putting along with filling, guarantee driving safety when driving.

Finally, it should be noted that: the above examples are only specific embodiments of the present application, and are not intended to limit the technical solutions of the present application, and the scope of the present application is not limited thereto, although the present application is described in detail with reference to the foregoing examples, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope disclosed in the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present application and are intended to be covered by the appended claims. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A wireless charging device with a heat dissipation function, comprising:

2. The wireless charging device with the heat dissipation function according to claim 1, wherein the air inlet is formed at a side portion of the housing, the air outlet is formed at a bottom portion of the housing, and the heat dissipation assembly is disposed below the housing; the air inlet is provided with a plurality of, and is a plurality of the air inlet encloses to be located the circumference of subassembly that charges is laid.

3. The wireless charging device with the heat dissipation function according to claim 1, wherein the supporting member is formed with a flow guide channel disposed corresponding to the air outlet, two ends of the flow guide channel are formed as a flow guide inlet and a flow guide outlet, the flow guide inlet is communicated with the air outlet, and the flow guide outlet faces the air suction member.

4. The wireless charging device with the heat dissipation function according to claim 3, wherein the air guide inlet is disposed at a top of the air guide channel, the air guide outlet is disposed at a side of the air guide channel, and a bottom wall of the air guide channel is formed in an arc-shaped structure.

5. The wireless charging device with a heat dissipation function according to claim 3, wherein an inner wall of the support member is formed with a partition extending outward, the partition extending in a direction along a flow path of the wind current in the air guide passage, and the partition is provided on the air guide passage to partition a plurality of the air guide passages.

6. The wireless charging device with a heat dissipation function according to claim 5, wherein the partition is formed in a plate-like structure, and a plurality of partitions are provided, and are provided at intervals in a direction perpendicular to a flow path of the wind flow in the air guide passage.

7. The wireless charging device with the heat dissipation function as recited in claim 1, wherein the housing is formed in a split structure, the housing of the split structure includes an upper cover member, a middle frame member and a rear cover member which are connected in sequence, the air inlet penetrates through a side wall of the middle frame member, and the air outlet penetrates through the rear cover member;

the upper cover piece is made of plastic materials, and the middle frame piece and the rear cover piece are made of metal materials; the upper cover part is clamped with the middle frame part and/or the rear cover.

8. The wireless charging device with a heat dissipation function as claimed in claim 7, wherein the outer wall of the center frame member is formed with a connection portion protruding outward, the connection portion being used for connecting a mounting location on a vehicle;

the connecting part is arranged at the bottom of the side wall of the middle frame piece, and the air inlet is arranged at the top of the side wall of the middle frame piece.

9. The wireless charging device with the heat dissipation function according to claim 1, wherein the charging assembly comprises an antenna board, a charging coil and a circuit main board which are arranged in a laminated manner; the charging coil is formed with the orientation connecting terminal and the installation department that the circuit mainboard extends to peg graft the circuit mainboard.

10. A vehicle characterized by comprising the wireless charging device with a heat dissipation function of any one of claims 1 to 9.