Wireless charging device and vehicle

Abstract

The utility model discloses a wireless charging device, which comprises a shell, a wireless charging module and a fan module, the shell is provided with an accommodating cavity, the wireless charging module is arranged in the accommodating cavity, and the fan module is arranged in the accommodating cavity. The fan module is electrically connected with the wireless charging module, an elastic piece is arranged between the fan module and the inner wall of the shell, and the fan module elastically abuts against the elastic piece. The utility model further discloses a vehicle. By means of the arrangement, vibration generated by the fan module in the starting state is prevented from being directly conducted to the shell, and therefore noise pollution is reduced.

Description

Technical Field

[0001] The utility model relates to the field of vehicles, and in particular to a wireless charging device and a vehicle. Background Art

[0002] Due to market demand, the wireless charging power of mobile phones, PADs and other electronic products has gradually increased. When the charging power reaches a certain level, the corresponding wireless charging base needs to add a fan for active heat dissipation. However, after adding the fan, vibration will be generated when the fan is turned on, and vibration will generate noise, which is very unfavorable to the home environment or new energy vehicles with strict noise requirements.

[0003] Therefore, it is necessary to provide a new wireless charging device and vehicle to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a new wireless charging device and vehicle to reduce the noise caused by fan vibration and reduce the production cost.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution 1:

[0006] A wireless charging device, comprising:

[0007] A housing having a receiving cavity;

[0008] A wireless charging module is disposed in the accommodating cavity;

[0009] A fan module is arranged in the accommodating cavity, the fan module is electrically connected to the wireless charging module, an elastic member is arranged between the fan module and the inner wall of the shell, and the fan module elastically abuts against the elastic member.

[0010] Furthermore, the shell includes a first shell and a second shell, the first shell is snap-fitted to the second shell to form the accommodating cavity, the elastic member is arranged on the inner wall of the first shell, the fan module is connected to the inner wall of the first shell through a soft fastener, and the wireless charging module is fixed to the inner wall of the second shell.

[0011] Furthermore, the inner wall of the first shell is also provided with a reinforcing rib, and the elastic member is arranged on the periphery of the reinforcing rib.

[0012] Further, the first shell includes a first bottom wall and a first side wall extending from the edge of the first bottom wall to one side of the second shell, the first bottom wall is provided with a protrusion, the protrusion is arranged to protrude outward toward the side away from the accommodating cavity, the protrusion includes a second bottom wall and a connecting wall, one side of the connecting wall is connected to the second bottom wall, the other side of the connecting wall is connected to the first bottom wall, the second bottom wall has an air inlet hole, and the reinforcing rib is arranged around the periphery of the air inlet hole.

[0013] Furthermore, the fan module comprises a fan and a fan housing, the fan is arranged in the fan housing, and the fan housing elastically abuts against the elastic member.

[0014] Furthermore, a plurality of positioning posts are disposed on the second bottom wall, a plurality of positioning portions are disposed on the outer periphery of the fan housing, and two ends of the flexible fastener are respectively connected to the positioning portions and the positioning posts.

[0015] Furthermore, the wireless charging module includes a first circuit board and a first connector arranged on the first circuit board, and the fan module also includes a second circuit board, which is arranged inside the fan housing, and the first connector is in elastic contact with the second circuit board.

[0016] Furthermore, the first connector includes an insulating body and a plurality of conductive terminals fixed on the insulating body, the conductive terminal includes a fixed portion and a cantilever portion extending and bent from the fixed portion, and the cantilever portion protrudes from the insulating body; the fan module also includes a conductive portion connected to the second circuit board, and the cantilever portion of the conductive terminal is in elastic contact with the conductive portion.

[0017] Furthermore, the insulating body is formed with a plurality of receiving grooves, the side walls of the receiving grooves are provided with step portions toward the middle of the receiving grooves, the cantilever portion is provided with a blocking portion, and the step portions can interfere with the blocking portions.

[0018] In order to achieve the above purpose, the utility model adopts the following technical solution 1:

[0019] A vehicle comprises the wireless charging device as described above.

[0020] Compared with the prior art, the beneficial effects of the present invention are:

[0021] The utility model discloses a wireless charging device, which includes a shell, a wireless charging module and a fan module. The shell has a receiving cavity, the wireless charging module and the fan module are both arranged in the receiving cavity, the fan module is electrically connected to the wireless charging module, and an elastic member is arranged between the fan module and the inner wall of the shell, the fan module and the elastic member are elastically abutted, so that the vibration generated after the fan module is started cannot be directly transmitted to the shell, thereby achieving the purpose of reducing the noise of the wireless charging device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional schematic diagram of the wireless charging module of the utility model;

[0023] Figure 2 yes Figure 1 A three-dimensional schematic diagram from another angle;

[0024] Figure 3 yes Figure 1 Schematic diagram of the three-dimensional decomposition of

[0025] Figure 4 yes Figure 3 A three-dimensional exploded schematic diagram from another angle;

[0026] Figure 5 It is a three-dimensional schematic diagram of the first housing, the fan module and the air duct in the utility model;

[0027] Figure 6 yes Figure 5 A partial enlarged schematic diagram of part A;

[0028] Figure 7 It is a three-dimensional schematic diagram of the fan module and the first connector in the utility model in an elastically abutting state;

[0029] Figure 8 yes Figure 7 Schematic diagram of the three-dimensional decomposition of

[0030] Fig. 9 It is a three-dimensional entity of the first connector in the utility model;

[0031] Fig.10 It is a three-dimensional schematic diagram of the first shell in the utility model;

[0032] Fig.11 It is a three-dimensional exploded schematic diagram of the fan module, the elastic member and the first shell in the utility model.

[0033] Description of reference numerals:

[0034] 100. Wireless charging device;

[0035] 1. Shell; 101. Accommodating cavity; 11. First shell; 111. First bottom wall; 1111. Protruding portion; 11111. Second bottom wall; 11112. Connecting wall; 103. Air inlet hole; 102. Accommodating cavity; 1112. Reinforcing rib; 1113. Positioning column; 112. First side wall; 1121. Buckle portion; 1122. First sub-side wall; 1123. Second sub-side wall; 1124. Third sub-side wall; 1125. Fourth sub-side wall; 12. Second shell; 121. First top wall; 122. Second side wall; 1221. Buckle; 104. Groove; 105. Second through hole; 1222. Fifth sub-side wall; 1223. Sixth sub-side wall; 1224. Seventh sub-side wall; 1225. Eighth sub-side wall; 1211. Concave portion;

[0036] 2. wireless charging module; 21. first circuit board; 22. first connector; 221. insulating body; 201. receiving groove; 2211. step portion; 222. conductive terminal; 2221. fixing portion; 2222. cantilever portion; 22221. blocking portion; 22222. contact portion;

[0037] 3. Fan module; 31. Fan; 32. Second circuit board; 321. Conductive part; 33. Fan housing; 301. Through hole; 331. Base; 332. Ring part; 302. Notch; 333. Positioning part; 303. Positioning hole; 34. Soft fastener; 304. Connecting hole; 341. First connecting part; 342. Second connecting part;

[0038] 4. Elastic parts;

[0039] 5. Shielding plate; 51. Bottom plate; 501. First through hole; 52. Side plate; 502. First mounting hole;

[0040] 6. Heat sink;

[0041] 7. Shielding circuit board;

[0042] 8. Power transmitting coil;

[0043] 9. Thermal conductive adhesive;

[0044] 10. Air duct;

[0045] 20. The third connector;

[0046] 30. Metal screws. DETAILED DESCRIPTION

[0047] The exemplary embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. If there are several embodiments, the features of these embodiments can be combined with each other without conflict. When the description refers to the drawings, unless otherwise specified, the same numbers in different drawings represent the same or similar elements. The contents described in the following exemplary embodiments do not represent all embodiments consistent with the present invention; on the contrary, they are merely examples of devices, products and / or methods that are consistent with some aspects of the present invention and are recorded in the claims of the present invention.

[0048] The terms used in the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the scope of protection of the present invention. The singular forms "a", "said" or "the" used in the specification and claims of the present invention are also intended to include plural forms, unless the context clearly indicates other meanings.

[0049] Please refer to Figures 1 to 11 The utility model discloses a wireless charging device 100 , which includes a housing 1 , a wireless charging module 2 and a fan module 3 .

[0050] For the sake of explanation, we define Figure 3 The first direction D1-D1 shown is the height direction of the wireless charging device 100; the second direction D2-D2 is the front-to-back direction of the wireless charging device 100, and the third direction D3-D3 is the left-to-right direction of the wireless charging device 100. The first direction D1-D1, the second direction D2-D2, and the third direction D3-D3 are perpendicular to each other.

[0051] Please refer to Figures 1 to 4 The housing 1 has a receiving cavity 101, and the wireless charging module 2 and the fan module 3 are both arranged in the receiving cavity 101. The fan module 3 is electrically connected to the wireless charging module 2, and an elastic member 4 is arranged between the fan module 3 and the inner wall of the housing 1, and the fan module 3 elastically abuts against the elastic member 4. This prevents the vibration generated by the fan module 3 after it is turned on from being directly transmitted to the housing 1, thereby achieving the purpose of reducing the noise of the wireless charging device 100.

[0052] Please refer to 1 to Figure 4 The shell 1 includes a first shell 11 and a second shell 12, the first shell 11 and the second shell 12 are snap-fitted together to form a accommodating cavity 101, the elastic member 4 is arranged on the inner wall of the first shell 11, the fan module 3 is connected to the inner wall of the first shell 11 through a soft fastener 34, and the wireless charging module 2 is fixed to the inner wall of the second shell 12.

[0053] Specifically, the first shell 11 includes a first bottom wall 111 and a first side wall 112 extending from the edge of the first bottom wall 111 along the first direction D1-D1 to one side of the second shell 12, and the second shell 12 includes a first top wall 121 and a second side wall 122 extending downward from the edge of the first top wall 121 along the first direction D1-D1. The first side wall 112 is provided with a plurality of buckle parts 1121, and the second side wall 122 is provided with a plurality of buckles 1221, and the buckle parts 1121 are buckled with the buckles 1221, so that the first side wall 112 and the second side wall 122 can be buckled and connected. In other embodiments, the first side wall 112 and the second side wall 122 can also be fixed by gluing or screwing, which is not limited here.

[0054] The first bottom wall 111 is provided with a protrusion 1111, which protrudes outward from the first bottom wall 111 to a side away from the accommodating chamber 101. The protrusion 1111 includes a second bottom wall 11111 and a connecting wall 11112, one side of the connecting wall 11112 is connected to the second bottom wall 11111, and the other side of the connecting wall 11112 is connected to the first bottom wall 111, and the second bottom wall 11111 and the connecting wall 11112 form an accommodating chamber 102, and the accommodating chamber 102 is connected to the accommodating chamber 101. The fan module 3 and the elastic member 4 are both arranged in the accommodating chamber 102. In this embodiment, the protrusion 1111 and the first bottom wall 111 are integrally formed, so that part of the shell of the fan module 3 can be replaced, saving space and reducing costs.

[0055] Please refer to Figure 10 to Figure 11 The inner wall of the first housing 11 is further provided with a reinforcing rib 1112, and the elastic member 4 is arranged at the periphery of the reinforcing rib 1112. Specifically, the second bottom wall 11111 has an air inlet hole 103, the reinforcing rib 1112 is arranged around the periphery of the air inlet hole 103, the reinforcing rib 1112 is semi-circular, the elastic member 4 is arranged at the periphery of the reinforcing rib 1112, and the elastic member 4 and the reinforcing rib 1112 are arranged in concentric circles. By arranging the elastic member 4 at the periphery of the reinforcing rib 1112, the elastic member 4 is positioned on the second bottom wall 11111, so as to prevent the elastic member 4 from being displaced after the fan housing 33 abuts against the elastic member 4.

[0056] Please refer to Figure 3 to Figure 4 as well as Figures 5 to 8 The fan module 3 includes a fan 31 and a fan housing 33. The fan 31 is disposed in the fan housing 33, and the fan housing 33 elastically abuts against the elastic member 4. Specifically, the fan housing 33 and the elastic member 4 are disposed opposite to each other in the first direction D1-D1, and the fan housing 33 elastically abuts against the elastic member 4.

[0057] The fan housing 33 includes a base 331 and an annular portion 332 extending vertically from the edge of the base 331. The fan 31 is arranged at the bottom of the base 331 and is arranged facing the air inlet 103. The base 331 is circular, the annular portion 332 is semi-annular, and the diameter of the annular portion 332 is the same as the diameter of the elastic member 4. The annular portion 332 has a notch 302, and the elastic member 4 elastically abuts against the bottom of the annular portion 332 along the first direction D1-D1. Preferably, the elastic member 4 is a rubber pad. In other embodiments, the elastic member 4 can also be a spring, which is not limited here. In this way, the elastic member 4 can prevent the fan housing 33 from directly contacting the second bottom wall 11111, and when the fan 31 is turned on, the elastic member 4 can absorb the vibration generated by the fan 31, thereby reducing noise.

[0058] A plurality of positioning posts 1113 are provided on the second bottom wall 11111, a plurality of positioning portions 333 are provided on the outer periphery of the fan housing 33, and two ends of the soft fastener 34 are connected to the positioning portions 333 and the positioning posts 1113, respectively. Specifically, a plurality of positioning portions 333 are provided on the outer periphery of the annular portion 332 of the fan housing 33, and the positioning portions 333 have positioning holes 303. A plurality of positioning posts 1113 are provided on the second bottom wall 11111, and the positioning posts 1113 are arranged between the connecting wall 11112 and the reinforcing rib 1112, and the positioning portions 333 and the positioning posts 1113 are fixedly connected by the soft fastener 34. The soft fastener 34 has a connecting hole 304, and a first connecting portion 341 and a second connecting portion 342 are provided outside the connecting hole 304, and the outer diameter of the first connecting portion 341 is greater than the outer diameter of the second connecting portion 342. Preferably, the soft fastener 34 is made of rubber. First, the second connection part 342 is passed through the positioning hole 303 from the bottom of the positioning part 333, so that the second connection part 342 is engaged with the positioning part 333. Then, the first connection part 341 is sleeved on the positioning column 1113, so that the first connection part 341 is connected with the positioning column 1113. In this way, the fan housing 33 can be fixedly connected to the second bottom wall 11111, and the soft fastener 34 can further absorb the vibration generated by the fan housing 33 when the fan 31 is turned on, thereby reducing noise.

[0059] Please refer to Figures 3 to 8 The wireless charging module 2 includes a first circuit board 21 and a first connector 22 disposed on the first circuit board 21. The fan module 3 also includes a second circuit board 32 disposed inside the fan housing 33. The first connector 22 is in elastic contact with the second circuit board 32. In this way, the vibration generated when the fan 31 is turned on can be reduced, thereby reducing noise.

[0060] Please refer to Figures 3 to 8The first connector 22 and the second circuit board 32 are arranged face to face in the first direction D1-D1. The first connector 22 is arranged at the bottom of the first circuit board 21, and the second circuit board 32 is arranged at the base 331, so that the first connector 22 and the second circuit board 32 are directly electrically connected, which not only saves the cables required for the connection, but also improves the space utilization, making the overall structure of the wireless charging device 100 thinner and lighter.

[0061] Please refer to Figures 5 to 9 The first connector 22 includes an insulating body 221 and a plurality of conductive terminals 222 fixed to the insulating body 221. The conductive terminal 222 includes a fixed portion 2221 and a cantilever portion 2222 extending and bent from the fixed portion 2221, and the cantilever portion 2222 protrudes from the insulating body 221. Specifically, the insulating body 221 is formed with a plurality of receiving grooves 201, and a step portion 2211 is provided on the side wall of the receiving groove 201 toward the middle of the receiving groove 201, and a blocking portion 22221 is provided on the cantilever portion 2222, and the step portion 2211 can contact with the blocking portion 22221 to prevent the blocking portion 22221 of the cantilever portion 2222 from moving toward the outside of the insulating body 221. The receiving groove 201 faces the second circuit board 32, and the cantilever portion 2222 elastically expands and contracts along the first direction D1-D1. Preferably, the blocking portion 22221 is disposed at the free end of the cantilever portion 2222, and at least a portion of the cantilever portion 2222 is in a hook shape and protrudes from the outside of the insulating body 221, and the blocking portion 22221 is located in the receiving groove 201. When the cantilever portion 2222 contacts the second circuit board 32, the cantilever portion 2222 is pressed by the second circuit board 32 and moves toward the receiving groove 201 to store energy. When the cantilever portion 2222 is separated from the second circuit board 32, the cantilever portion 2222 releases the stored energy and moves toward the outside of the insulating body 221 along the first direction D1-D1.

[0062] Please refer to Figures 5 to 9The fan module 3 includes a conductive portion 321 connected to the second circuit board 32. The second circuit board 32 is arranged in the base 331 of the fan housing 33. The base 331 is provided with a through hole 301. The conductive portion 321 passes through the through hole 301 and is connected to the second circuit board 32. The cantilever portion 2222 of the conductive terminal 222 is in elastic contact with the conductive portion 321. The conductive portion 321 and the cantilever portion 2222 are arranged correspondingly up and down along the first direction D1-D1, so as to facilitate the direct electrical connection between the conductive portion 321 and the cantilever portion 2222 after assembly, thereby improving the conductive performance of the first connector 22 and the second circuit board 32. A contact portion 22222 is protruding from the cantilever portion 2222. Preferably, the cantilever portion 2222 is roughly in the shape of a hook, and the contact portion 22222 is arranged at the hook of the cantilever portion 2222. The contact portion 22222 is in the shape of an arc. When the cantilever portion 2222 contacts the conductive portion 321 , surface-to-surface contact is formed between the contact portion 22222 and the conductive portion 321 , thereby preventing the conductive portion 321 from being scratched due to stress concentration, thereby preventing the circuit from being broken.

[0063] Please refer to Figure 3 to Figure 4 The wireless charging device 100 also includes a shielding plate 5 disposed in the accommodating cavity 101. The shielding plate 5 is disposed between the fan 31 and the first circuit board 21. The first connector 22 passes through the shielding plate 5 and elastically contacts the conductive portion 321 of the second circuit board 32. In this embodiment, the shielding plate 5 is made of metal, and the shielding plate 5 can shield the electromagnetic interference generated by the first circuit board 21. The shielding plate 5 is roughly rectangular, and the shielding plate 5 includes a bottom plate 51 and a side plate 52 extending vertically upward from the edge of the bottom plate 51. The bottom plate 51 has a first through hole 501, and the first connector 22 passes through the first through hole 501 and elastically contacts the conductive portion 321 of the second circuit board 32. The four vertex positions of the side plate 52 have first mounting holes 502, and the four vertex positions of the first circuit board 21 have second mounting holes. The metal screws 30 pass through the first mounting holes 502 and the second mounting holes in sequence along the first direction D1-D1 to fix the shielding plate 5 and the first circuit board 21 to the bottom of the second shell 12. In this way, the first circuit board 21, the shielding plate 5 and the second housing 12 are connected and fixed, and the first circuit board 21 can also be grounded to avoid signal interference.

[0064] Please refer to Figure 3 to Figure 4 , a plurality of heat sinks 6 are provided between the first circuit board 21 and the shielding plate 5. Specifically, the plurality of heat sinks 6 are provided at the bottom of the first circuit board 21, one end of the plurality of heat sinks 6 is respectively connected to the bottom of the first circuit board 21, and the other end of the plurality of heat sinks 6 is respectively connected to the bottom plate 51 of the shielding plate 5. In this way, part of the heat emitted by the first circuit board 21 can be absorbed by the shielding plate 5, thereby improving the heat dissipation performance of the first circuit board 21.

[0065] Please refer to Figure 3 to Figure 4 , the wireless charging device 100 also includes a shielding circuit board 7 and a power transmitting coil 8. Specifically, a recessed portion 1211 is provided on one side of the second shell 12 away from the accommodating cavity 101, the power transmitting coil 8 is arranged in the recessed portion 1211, and the shielding circuit board 7 covers the power transmitting coil 8. Specifically, the recessed portion 1211 is provided on the first top wall 121, and a groove 104 is provided at the edge of the second side wall 122, and at least part of the wires of the power transmitting coil 8 pass through the groove 104 to be electrically connected to the first circuit board 21. The shielding circuit board 7 is fixed to the top of the second shell 12 by screws to cover the top of the recessed portion 1211. Metal wires are arranged in the shielding circuit board 7. When the wireless charging device 100 is working, the shielding circuit board 7 can shield the electromagnetic interference signal generated by the power transmitting coil 8 to improve the grounding effect of the power transmitting coil 8, and at the same time, the magnetic field required for wireless charging can pass through without affecting charging.

[0066] Please refer to Figure 3 , a plurality of thermally conductive adhesives 9 are provided between the first circuit board 21 and the second shell 12. Specifically, the thermally conductive adhesive 9 is provided on the top of the first circuit board 21, one end of the plurality of thermally conductive adhesives 9 is connected to the top of the first circuit board 21, and the other end of the plurality of thermally conductive adhesives 9 is contacted and connected with the power transmitting coil 8 through the second through hole 105 of the second shell 12. A temperature sensor is provided on the first circuit board 21, and the temperature sensor monitors the temperature generated by the power transmitting coil 8 in real time through the thermally conductive adhesive 9, so that the first circuit board 21 can control the speed of the fan 31 according to the monitored temperature. By using the thermally conductive adhesive 9 to monitor the temperature of the power transmitting coil 8 in real time, it is simple and convenient, and saves internal space. In this embodiment, a plurality of dispensing holes are provided on the first circuit board 21, and the thermally conductive adhesive 9 enters through the dispensing holes from the bottom of the first circuit board 21 through the dispensing holes through the dispensing machine until the thermally conductive adhesive 9 contacts the power transmitting coil 8 through the second through hole 105 of the second shell 12, and then the dispensing machine completes the dispensing process of the thermally conductive adhesive 9, and the manufacturing process is simple and fast, and the cost is low.

[0067] Please refer to Figure 3 as well as Figure 5The wireless charging device 100 also includes an air duct 10 arranged in the first shell 11, the air inlet of the air duct 10 is arranged corresponding to the fan module 3, and the air outlet of the air duct 10 is located next to the shielding circuit board 7. The air duct 10 has an "L"-shaped structure. The entire air duct 10 is arranged on the inner wall surface attached to the first side wall 112. Specifically, the first side wall 112 includes a first sub-side wall 1122 and a second sub-side wall 1123 that are relatively arranged along the second direction D2-D2, and a third sub-side wall 1124 and a fourth sub-side wall 1125 that are relatively arranged along the third direction D3-D3. The second side wall 122 includes a fifth sub-side wall 1222 and a sixth sub-side wall 1223 which are arranged opposite to each other along the second direction D2-D2, and a seventh sub-side wall 1224 and an eighth sub-side wall 1225 which are arranged opposite to each other along the third direction D3-D3. When the first shell 11 is buckled and connected with the second shell 12, the first sub-side wall 1122 is connected to the fifth sub-side wall 1222, the second sub-side wall 1123 is connected to the sixth sub-side wall 1223, the third sub-side wall 1124 is connected to the seventh sub-side wall 1224, and the fourth sub-side wall 1125 is connected to the eighth sub-side wall 1225. The protrusion 1111 is arranged close to the third sub-side wall 1124, and the air duct 10 is arranged on the inner wall surface of the third sub-side wall 1124. The air outlet of the air duct 10 is arranged between the third sub-side wall 1124 and the seventh sub-side wall 1224. Specifically, the notch 302 of the annular portion 332 of the fan housing 33 is disposed toward the inner wall surface of the third sub-side wall 1124, and the air inlet of the air duct 10 is connected to the annular portion 332, so that the notch 302 is connected to the air inlet of the air duct 10. When the fan 31 is started, the cold air can enter the annular portion 332 from the air inlet hole 103 under the drive of the fan 31, and then blow to the side of the shielding circuit board 7 through the air duct 10. In this way, the electronic products that are being charged and located on the shielding circuit board 7 can be cooled down to prevent the electronic products from getting hot during the charging process and reducing the service life.

[0068] The utility model also discloses a vehicle, which includes a wireless charging device 100. A third connector 20 is also provided on the first circuit board 21, and the control module of the vehicle is electrically connected to the third connector 20 to provide power and signal control to the first circuit board 21. The wireless charging device 100 in this embodiment is suitable for fuel vehicles, new energy vehicles, etc., which are not limited here. By assembling the wireless charging device 100 disclosed by the utility model, the noise in the vehicle cabin can be reduced, thereby improving the driving experience.

[0069] The utility model discloses a wireless charging device 100, which includes a housing 1, a wireless charging module 2 and a fan module 3. The housing 1 has a receiving cavity 101, the wireless charging module 2 and the fan module 3 are both arranged in the receiving cavity 101, the fan module 3 is electrically connected to the wireless charging module 2, and an elastic member 4 is arranged between the fan module 3 and the inner wall of the housing 1, and the fan module 3 elastically abuts against the elastic member 4, so that the vibration generated after the fan module 3 is started cannot be directly transmitted to the housing 1, thereby achieving the purpose of reducing the noise of the wireless charging device 100.

[0070] It should be understood that the words used in the specification and claims of the present invention, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the names of features. Similarly, words such as "one" or "an" do not indicate a quantitative limitation, but indicate the existence of at least one. Unless otherwise specified, words such as "front", "rear", "upper", "lower" and similar words appearing in the present invention are only for the convenience of description and are not limited to a specific position or a spatial orientation. Words such as "include" or "comprise" are an open-ended expression, meaning that the elements appearing before "include" or "comprise" include the elements appearing after "include" or "comprise" and their equivalents, which does not exclude that the elements appearing before "include" or "comprise" may also include other elements. If "several" appears in the present invention, it means two or more.

[0071] The above embodiments are only used to illustrate the present invention but not to limit the technical solutions described in the present invention. The understanding of this specification should be based on the technical personnel in the relevant technical field. For example, for the directional description of "front", "back", "left", "right", "up", "down", etc., although this specification has been described in detail with reference to the above embodiments, ordinary technical personnel in the field should understand that the technical personnel in the relevant technical field can still modify or replace the present invention with equivalents, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A wireless charging device, characterized in that: include: A housing (1) having a receiving chamber (101); A wireless charging module (2) is arranged in the accommodating cavity (101); A fan module (3) is arranged in the accommodating cavity (101); the fan module (3) is electrically connected to the wireless charging module (2); an elastic member (4) is provided between the fan module (3) and the inner wall of the shell (1); the fan module (3) and the elastic member (4) are elastically abutted.

2. The wireless charging device according to claim 1, wherein: The shell (1) comprises a first shell (11) and a second shell (12); the first shell (11) and the second shell (12) are snap-fitted together to form the accommodating cavity (101); the elastic member (4) is arranged on the inner wall of the first shell (11); the fan module (3) is connected to the inner wall of the first shell (11) via a soft fastener (34); and the wireless charging module (2) is fixed to the inner wall of the second shell (12).

3. The wireless charging device according to claim 2, wherein: The inner wall of the first shell (11) is also provided with a reinforcing rib (1112), and the elastic member (4) is arranged on the periphery of the reinforcing rib.

4. The wireless charging device according to claim 3, wherein: The first shell (11) comprises a first bottom wall (111) and a first side wall (112) extending from the edge of the first bottom wall (111) to one side of the second shell (12); the first bottom wall (111) is provided with a protruding portion (1111), the protruding portion (1111) is arranged to protrude outwardly to a side away from the accommodating cavity (101); the protruding portion (1111) comprises a second bottom wall (11111) and a connecting wall (11112); one side of the connecting wall (11112) is connected to the second bottom wall (11111), and the other side of the connecting wall (11112) is connected to the first bottom wall (1111); the second bottom wall (11111) has an air inlet hole (103), and the reinforcing rib (1112) is arranged around the periphery of the air inlet hole (103).

5. The wireless charging device according to claim 4, wherein: The fan module (3) comprises a fan (31) and a fan casing (33); the fan (31) is arranged in the fan casing (33); and the fan casing (33) elastically abuts against the elastic member (4).

6. The wireless charging device according to claim 5, wherein: A plurality of positioning columns (1113) are provided on the second bottom wall (11111), a plurality of positioning portions (333) are provided on the outer periphery of the fan housing (33), and two ends of the flexible fastener (34) are respectively connected to the positioning portions (333) and the positioning columns (1113).

7. The wireless charging device according to claim 5, wherein: The wireless charging module (2) comprises a first circuit board (21) and a first connector (22) arranged on the first circuit board (21); the fan module (3) further comprises a second circuit board (32); the second circuit board (32) is arranged inside the fan housing (33); the first connector (22) is in elastic contact with the second circuit board (32).

8. The wireless charging device according to claim 7, wherein: The first connector (22) comprises an insulating body (221) and a plurality of conductive terminals (222) fixed on the insulating body (221), the conductive terminal (222) comprising a fixed portion (2221) and a cantilever portion (2222) extending from and bent from the fixed portion (2221), the cantilever portion (2222) protruding from the insulating body (221); the fan module (3) further comprises a conductive portion (321) connected to the second circuit board (32), the cantilever portion (2222) of the conductive terminal (222) being in elastic contact with the conductive portion (321).

9. The wireless charging device according to claim 8, wherein: The insulating body (221) is formed with a plurality of receiving grooves (201), the side walls of the receiving grooves (201) are provided with step portions (2211) towards the middle of the receiving grooves (201), the cantilever portion (2222) is provided with a blocking portion (22221), and the step portions (2211) are capable of abutting against the blocking portions (22221).

10. A vehicle, characterized in that: The vehicle comprises the wireless charging device as described in any one of claims 1-9.

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