Wireless charger and vehicle

Abstract

The utility model provides a wireless charger and a vehicle, and the wireless charger comprises a housing with a bearing area, the bearing area can be used for placing a charged terminal, the housing is internally provided with a wireless charging module, the wireless charging module is used for charging the charged terminal, the housing is also provided with a heat dissipation module, and the heat dissipation module is used for heat dissipation of the charged terminal. The heat dissipation module is used for carrying out heat dissipation on the wireless charging module, the heat dissipation module comprises a heat dissipation plate, and the heat dissipation plate is provided with a groove for increasing the surface area of the heat dissipation plate; compared with the prior art, not only is the heat dissipation rate increased, but also the space occupied by the heat dissipation piece is small, and the weight of the wireless charger is further reduced.

Description

Technical Field

[0001] The present application relates to the field of wireless charging technology, and in particular to a wireless charger and a vehicle. Background Art

[0002] At present, more and more cars on the market are beginning to be equipped with on-board wireless chargers. When using on-board wireless chargers to wirelessly charge mobile phones, although the power transmission efficiency is high, there is still energy loss, which causes the wireless charging module of the wireless charger to heat up seriously, affecting the charging efficiency. In order to solve the above problems, the existing on-board wireless chargers are mostly equipped with conventional heat dissipation modules. Although they can play a certain heat dissipation role, there are still problems of low heat dissipation efficiency and untimely heat dissipation. Utility Model Content

[0003] The purpose of this application is to provide a wireless charger and a vehicle in order to solve the above problems;

[0004] In a first aspect, the present application provides a wireless charger, comprising: a housing having a carrying area for placing a charged terminal;

[0005] A wireless charging module, which is disposed in the housing and is used to charge the charged terminal;

[0006] A heat dissipation module, which is disposed in the housing and is used to dissipate heat from the wireless charging module;

[0007] Wherein, the heat dissipation module comprises a heat dissipation plate, and the heat dissipation plate has a groove for increasing its surface area.

[0008] According to the technical solution provided in the embodiment of the present application, the heat dissipation plate has a first groove and a second groove respectively recessed on two sides thereof;

[0009] The first groove is adjacent to the second groove, the first groove is surrounded by the second groove, and the second groove is surrounded by the first groove.

[0010] According to the technical solution provided in the embodiment of the present application, the grooves are evenly distributed on the heat sink.

[0011] According to the technical solution provided in the embodiment of the present application, the housing includes a first shell cover, and the first shell cover has the bearing area for placing the charged terminal;

[0012] The housing further comprises a second housing cover, wherein the second housing cover has a heat dissipation through hole, and a heat dissipation fan is arranged at the heat dissipation through hole;

[0013] The housing further comprises a shell, and at least one of the first shell cover and the second shell cover is detachably connected to the shell.

[0014] According to the technical solution provided in the embodiment of the present application, a first clamping structure is provided on the inner wall of the shell, and a second clamping structure is provided on the first shell cover and / or the second shell cover, and the first clamping structure is used in conjunction with the second clamping structure.

[0015] According to the technical solution provided in the embodiment of the present application, the first clamping structure includes a clamping groove provided on the inner side wall of the shell;

[0016] The second clamping structure includes a clamping protrusion provided on the peripheral side of the first shell cover and / or the second shell cover and used in conjunction with the clamping groove.

[0017] According to the technical solution provided in the embodiment of the present application, the second clamping structure also includes a connecting piece arranged on the peripheral side of the first shell cover and / or the second shell cover, and the clamping protrusion is arranged on the connecting piece.

[0018] According to the technical solution provided in the embodiment of the present application, the connecting member has a receiving groove, the opening of the receiving groove faces away from the shell, and an elastic element is provided on one side of the receiving groove close to the groove opening.

[0019] According to the technical solution provided in the embodiment of the present application, it also includes a controller. A temperature sensor connected to the controller signal is provided inside the shell. The temperature sensor is used to detect the real-time temperature of the wireless charging module and generate a temperature signal. The controller is used to control the cooling fan to be turned on or off according to the temperature signal.

[0020] In a second aspect, the present application also provides a vehicle, on which the wireless charger as described above is provided.

[0021] Compared with the prior art, the present application has the following beneficial effects: the present application provides a wireless charger and a vehicle, the wireless charger comprising a housing, the housing having a bearing area for placing a charged terminal, a wireless charging module disposed in the housing for charging the charged terminal, and a heat dissipation module disposed in the housing for dissipating heat from the wireless charging module, wherein the heat dissipation module comprises a heat dissipation plate, and the heat dissipation plate has a groove for increasing the surface area of ​​the heat dissipation plate;

[0022] During use, the heat generated by the wireless charging module will be transferred to the heat sink and dissipated through the grooves on the heat sink. The present application increases the heat dissipation area of ​​the heat sink by providing grooves on the heat sink, thereby increasing the heat dissipation rate. The heat generated by the wireless charger in the process of charging the charged terminal can be dissipated in time, effectively improving the heat dissipation performance of the wireless charger. Compared with the prior art, not only the heat dissipation rate is increased, but also the space occupied by the heat sink is smaller, which further reduces the weight of the wireless charger. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A schematic diagram of the overall structure of a wireless charger provided in an embodiment of the present application;

[0024] Figure 2 A partial diagram of a second housing cover provided with a connecting piece according to an embodiment of the present application;

[0025] Figure 3 A schematic diagram of the second shell cover and the connecting member used in conjunction with each other in an embodiment of the present application;

[0026] Figure 4 A cross-sectional view of a heat sink provided in an embodiment of the present application.

[0027] The text markings in the figure are as follows: 1. first shell cover; 2. second shell cover; 3. heat dissipation hole; 4. wireless charging module; 5. shell; 6. heat dissipation plate; 7. snap-in groove; 8. snap-in protrusion; 9. connector; 10. accommodating groove; 11. elastic element; 12. disassembly space; 13. first groove; 14. second groove. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present application, the present application is described in detail below in conjunction with the accompanying drawings. The description in this section is only exemplary and explanatory and should not have any limiting effect on the scope of protection of the present application.

[0029] The present application provides a wireless charger, the wireless charger comprising a housing, the housing having a carrying area for placing a charged terminal;

[0030] A wireless charging module 4, which is disposed in the housing and is used to charge the charged terminal;

[0031] A heat dissipation module, which is disposed in the housing and is used to dissipate heat from the wireless charging module 4;

[0032] The heat dissipation module includes a heat dissipation plate 6, and the heat dissipation plate 6 has grooves for increasing its surface area.

[0033] Specifically, in this embodiment, please refer to Figure 1 The structure of the wireless charger provided in the present application includes a shell, the shell has a carrying area for placing a charged terminal, a wireless charging module 4 is arranged in the shell, the wireless charging module 4 is used to charge the charged terminal on the carrying area, and a heat dissipation module is also arranged in the shell, the heat dissipation module is used to dissipate the heat of the wireless charging module 4, because the wireless charging module 4 generates heat when charging the charged terminal, and the heat dissipation module dissipates the heat generated by the wireless charging module 4, wherein the heat dissipation module includes a heat dissipation plate 6, and the heat dissipation module includes a heat dissipation plate 6. A groove is provided on the plate 6, and the groove can increase the heat dissipation area of ​​the heat dissipation plate 6, thereby accelerating the heat dissipation rate of the wireless charging module 4, so that the heat generated by the wireless charging module 4 can be dissipated as soon as possible. The heat dissipation plate 6 is made of a material with high thermal conductivity, such as aluminum alloy, copper alloy, etc. Traditional heat dissipation modules mostly use a heat dissipation plate with a heat dissipation plane, and the heat dissipation area of ​​the heat dissipation plane is small. In the present application, by providing a groove on the heat dissipation plate 6, the area for heat conduction is increased, that is, the surface area of ​​the heat dissipation plate 6 is increased, so that the heat can be dissipated faster.

[0034] In the process of using a wireless charger to charge a charged terminal, the charged terminal, such as a mobile phone, and the wireless charging module 4 will generate heat. The heat generated by the wireless charging module 4 will first be transferred to the heat sink 6 and dissipated to the outside through the grooves on the heat sink 6. The structure described in the present application increases the heat dissipation area of ​​the heat sink 6 by providing grooves, so that the heat generated by the wireless charging module 4 can be dissipated in time. Compared with the prior art, the heat dissipation efficiency is increased, and the problem of untimely heat dissipation is solved without increasing the overall weight of the wireless charger.

[0035] Furthermore, the heat dissipation plate 6 has a first groove 13 and a second groove 14 which are respectively recessed on two sides thereof;

[0036] The first groove 13 is adjacent to the second groove 14 . The first groove 13 is surrounded by the second groove 14 , and the second groove 14 is surrounded by the first groove 13 .

[0037] Specifically, in this embodiment, the heat sink 6 has a first groove 13 and a second groove 14 which are respectively recessed toward both sides of the heat sink 6, the first groove 13 is surrounded by the second groove 14, and the second groove 14 is surrounded by the first groove 13, and each of the first grooves 13 is adjacent to each of the second grooves 14, and the grooves on the heat sink 6 are formed by applying a force downward or upward in a direction perpendicular to the heat sink 6, and the cross-sectional view of the heat sink 6 is as shown in FIG. Figure 4 As shown, the surface area of ​​the heat sink 6 is increased by providing the first groove 13 and the second groove 14 so as to dissipate the heat generated by the wireless charging module 4 as quickly as possible.

[0038] Furthermore, the grooves are evenly distributed on the heat dissipation plate 6 .

[0039] Specifically, in this embodiment, all the grooves are evenly distributed on the heat dissipation plate 6, so that the heat can be dissipated more evenly.

[0040] Further, the housing includes a first housing cover 1, wherein the first housing cover 1 has the bearing area for placing the charged terminal;

[0041] The housing further comprises a second housing cover 2, wherein the second housing cover 2 has a heat dissipation through hole 3, and a heat dissipation fan is disposed at the heat dissipation through hole 3;

[0042] The housing further comprises a shell body 5 , and at least one of the first shell cover 1 and the second shell cover 2 is detachably connected to the shell body 5 .

[0043] Specifically, in the present embodiment, the shell includes a first shell cover 1, the first shell cover 1 having the bearing area for placing the charged terminal, and also includes a second shell cover 2, the second shell cover 2 is provided with a heat dissipation through hole 3, the number of the heat dissipation through hole 3 is at least one, and a heat dissipation fan may be provided in the heat dissipation through hole 3. If the number of the heat dissipation through holes 3 is two or more, all the heat dissipation through holes 3 may be evenly distributed on the second shell cover 2, or in the form of an array distribution. In the process of heat dissipation, the heat dissipation fan continuously dissipates the heat on the heat dissipation plate 6, so that the heat dissipation plate 6 can absorb more heat, thereby increasing the heat dissipation rate of the wireless charging module 4.

[0044] The outer shell also includes a shell 5, and at least one of the first shell cover 1 and the second shell cover 2 is detachably connected to the shell 5, or the first shell cover 1 and the second shell cover 2 are detachably connected to the shell 5, so that it is convenient to replace the wireless charging module 4 or other components in the outer shell, wherein the material of the shell 5 is the same as that of the heat sink 6, or the material of the shell 5 can be made of a material with high thermal conductivity. During use, the shell 5 can also dissipate the heat generated by the wireless charging module 4.

[0045] Furthermore, a first clamping structure is provided on the inner wall of the housing 5, and a second clamping structure is provided on the first shell cover 1 and / or the second shell cover 2, and the first clamping structure is used in conjunction with the second clamping structure.

[0046] Specifically, in this embodiment, a first clip structure is provided on the inner wall of the shell 5, and a second clip structure is provided on the first shell cover 1 and / or the second shell cover 2 at a position corresponding to the first clip structure. The second clip structure is used in conjunction with the first clip structure to install the first shell cover 1 and / or the second shell cover 2 and the shell 5 together.

[0047] Furthermore, the first clamping structure includes a clamping groove 7 provided on the inner side wall of the housing 5;

[0048] The second clamping structure includes a clamping protrusion 8 provided on the peripheral side of the first shell cover 1 and / or the second shell cover 2 and used in conjunction with the clamping groove 7 .

[0049] Specifically, in the present embodiment, the first snap-fitting structure includes a snap-fitting groove 7 provided on the inner side wall of the shell 5, and the second snap-fitting structure includes a snap-fitting protrusion 8 provided on the first shell cover 1 and / or the second shell cover 2. The snap-fitting protrusion 8 may be made of elastic material or other materials. The position of the snap-fitting protrusion 8 corresponds to the position and quantity of the snap-fitting groove 7 in a one-to-one manner. The shape of the snap-fitting protrusion 8 matches the shape of the snap-fitting groove 7 and can be used in combination. Installing the first shell cover 1 or the second shell cover 2 and the shell 5 together can avoid the first shell cover 1 and / or the second shell cover 2 from being separated from the shell 5 during use, thereby ensuring the stability of the connection between the first shell cover 1 and the shell 5, or between the second shell cover 2 and the shell 5.

[0050] Furthermore, the second clamping structure further includes a connecting member 9 disposed on the peripheral side of the first shell cover 1 and / or the second shell cover 2 , and the clamping protrusion 8 is disposed on the connecting member 9 .

[0051] Specifically, in the present embodiment, the second snap-fitting structure further includes a connecting piece 9 arranged on the peripheral side of the first shell cover 1, and / or the connecting piece 9 arranged on the peripheral side of the second shell cover 2, and the snap-fitting protrusion 5 is arranged on the connecting piece 9. During use, the shell 5 is aligned with the first shell cover 1 or the second shell cover 2, and the shell 5 is pressed in the vertical direction, so that the shell 5 and the second shell cover 2 can be connected together and snap-fit ​​with each other, or the first shell cover 1 is pressed in the vertical direction, so that the first shell cover 1 and the shell 5 can be connected together and snap-fit ​​with each other. By providing the connecting piece 9, the stability of the snap-fitting between the snap-fitting protrusion 8 and the snap-fitting groove 7 can be further increased.

[0052] Furthermore, the connecting member 9 has a receiving groove 10 , the opening of the receiving groove 10 faces away from the housing 5 , and an elastic element 11 is provided on one side of the receiving groove 10 close to the groove opening.

[0053] Specifically, in this embodiment, the connecting member 9 has a receiving groove 10, and the opening of the receiving groove 10 is away from the housing 5. An elastic element 11 is provided on a side of the receiving groove 10 relatively close to the notch. The connecting member 9 is in a U-shape. Figure 1 The first shell cover 1 is pressed vertically downward, and the connecting member 9 is temporarily deformed under the pressure of the first shell cover 1 until the clamping protrusion 8 enters the clamping groove 7, and the connecting member 9 returns to its original state. A disassembly space 12 is left between the connecting member 9 and the second shell cover 2. Figure 3 As shown, when disassembly is required, by applying external force to the connecting member 9 at the disassembly space 12, the connecting member 9 can be deformed again, so that the snap-fitting protrusion 8 is separated from the snap-fitting groove 7, and the disassembly is completed. The connecting member 9 in this embodiment is made of rubber material, which can ensure that the connecting member 9 will not break even if it is deformed multiple times. An elastic element 11 is also provided inside the connecting member 9. The elastic element 11 can be a spring. By providing the elastic element 11, the tightness of the connection between the snap-fitting protrusion 8 and the snap-fitting groove 7 can be ensured, and the stability of the connection between the shell 5 and the second shell cover 2 can be further ensured. At the same time, the installation and disassembly method between the first shell cover 1 and the shell 5 is the same as the installation and disassembly method between the second shell cover 2 and the shell 5.

[0054] Furthermore, a controller is included, and a temperature sensor connected to the controller signal is provided inside the shell, the temperature sensor is used to detect the real-time temperature of the wireless charging module 4 and generate a temperature signal, and the controller is used to control the opening or closing of the cooling fan according to the temperature signal.

[0055] Specifically, in this embodiment, the wireless charger further includes a controller, the controller is connected to the cooling fan signal, a temperature sensor is further provided inside the housing, the temperature sensor is connected to the controller signal, the temperature sensor is used to detect the real-time temperature of the wireless charging module 4 to generate a corresponding temperature signal, and send the temperature signal to the controller, the controller judges the temperature signal, when it is judged that the real-time temperature of the wireless charging module 4 represented by the temperature signal is greater than the temperature threshold, the controller controls the cooling fan to turn on, so as to speed up the heat dissipation, when it is judged that the real-time temperature of the wireless charging module 4 represented by the temperature signal is less than the temperature threshold, the controller controls the cooling fan to turn off. The temperature threshold can be set according to actual needs.

[0056] Working principle: In the process of using the wireless charger to charge the charged terminal, the charged terminal and the wireless charging module 4 will generate heat. The heat generated by the wireless charging module 4 will be transferred to the heat sink 6, and then dissipated through the groove on the heat sink 6. At the same time, the heat dissipation fan is also installed on the second shell 2, and the heat dissipation fan can dissipate the generated heat to the outside more quickly. Through the structure described in the present application, the surface area of ​​the heat sink 6 is increased by setting the groove, so that the heat generated by the wireless charging module 4 can be dissipated in time. Compared with the prior art, the heat dissipation rate is increased without increasing the overall weight of the wireless charger. At the same time, when the first shell cover 1 is installed to the shell 5, it is necessary to Figure 1 The first shell cover 1 is pressed in the vertical downward direction, and the connecting member 9 is temporarily deformed under the pressure of the shell 5 until the snap-in protrusion 8 is snapped into the snap-in groove 7, and the connecting member 9 is restored to its original state again; when disassembling, the connecting member 9 can be deformed again by applying external force to the connecting member 9 at the disassembly space 12, so that the snap-in protrusion 8 is separated from the snap-in groove 7, and the disassembly is completed. The disassembly structure described in the present application enhances the stability of the connection between the first shell cover 1 and the shell 5, and the stability of the connection between the second shell cover 2 and the shell 5, and they will not be easily detached.

[0057] An embodiment of the present application also provides a vehicle, on which the wireless charger as described above is provided.

[0058] This article uses specific examples to illustrate the principles and implementation methods of this application. The description of the above embodiments is only used to help understand the method and its core ideas of this application. The above is only the preferred implementation method of this application. It should be pointed out that due to the limitations of textual expression and the objective existence of infinite specific structures, ordinary technicians in this technical field can make several improvements, modifications or changes without departing from the principles of this utility model, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the scope of protection of this application.

Claims

1. A wireless charger, characterized in that: include: A housing having a carrying area for placing a charged terminal; A wireless charging module (4), the wireless charging module (4) being arranged in the housing and used for charging the charged terminal; a heat dissipation module, the heat dissipation module being arranged in the housing and being used to dissipate heat from the wireless charging module (4); Wherein, the heat dissipation module comprises a heat dissipation plate (6), and the heat dissipation plate (6) has a groove for increasing its surface area.

2. The wireless charger according to claim 1, characterized in that: The heat dissipation plate (6) has a first groove (13) and a second groove (14) respectively recessed on two sides thereof; The first groove (13) is adjacent to the second groove (14); the first groove (13) is surrounded by the second groove (14); and the second groove (14) is surrounded by the first groove (13).

3. The wireless charger according to claim 1, characterized in that: The grooves are evenly distributed on the heat dissipation plate (6).

4. The wireless charger according to claim 1, characterized in that: The housing comprises a first housing cover (1), wherein the first housing cover (1) has a carrying area for placing the charged terminal; The housing further comprises a second housing cover (2), the second housing cover (2) having a heat dissipation through hole (3), and a heat dissipation fan is provided at the heat dissipation through hole (3); The housing further comprises a shell (5), and at least one of the first shell cover (1) and the second shell cover (2) is detachably connected to the shell (5).

5. The wireless charger according to claim 4, characterized in that: A first clamping structure is provided on the inner wall of the housing (5), and a second clamping structure is provided on the first shell cover (1) and / or the second shell cover (2), and the first clamping structure is used in conjunction with the second clamping structure.

6. The wireless charger according to claim 5, characterized in that: The first clamping structure comprises a clamping groove (7) provided on the inner side wall of the housing (5); The second clamping structure comprises a clamping protrusion (8) provided on the circumference of the first shell cover (1) and / or the second shell cover (2) and used in conjunction with the clamping groove (7).

7. The wireless charger according to claim 6, characterized in that: The second clamping structure further comprises a connecting piece (9) arranged on the peripheral side of the first shell cover (1) and / or the second shell cover (2), and the clamping protrusion (8) is arranged on the connecting piece (9).

8. The wireless charger according to claim 7, characterized in that: The connecting piece (9) has a receiving groove (10), the opening of the receiving groove (10) faces away from the housing (5), and an elastic element (11) is provided on one side of the receiving groove (10) close to the notch.

9. The wireless charger according to claim 4, characterized in that: It also includes a controller, wherein a temperature sensor connected to the controller signal is provided inside the housing, the temperature sensor is used to detect the real-time temperature of the wireless charging module (4) and generate a temperature signal, and the controller is used to control the cooling fan to be turned on or off according to the temperature signal.

10. A vehicle, characterized in that: The vehicle is provided with a wireless charger as described in any one of claims 1-9.

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