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CN-224218126-U - Wireless charging device

CN224218126UCN 224218126 UCN224218126 UCN 224218126UCN-224218126-U

Abstract

The utility model discloses a wireless charging device which comprises a shell and a second module, wherein the first module is positioned in the shell and used for converting externally input electric energy into high-frequency alternating-current electric energy, and the second module is positioned in the shell and connected with the first module and used for converting the high-frequency alternating-current electric energy into an alternating-current electric field and transmitting the alternating-current electric energy. According to the wireless charging device, the first module and the second module are integrated in the same shell, so that the convenience in installation of the wireless charging device is effectively improved, and the space occupied by the wireless charging device is reduced, so that the wireless charging device can be more flexibly adapted to different installation and use scenes.

Inventors

  • ZHU GUODONG
  • GUAN ZONGYUN
  • GUO YUHANG
  • SHEN YANG
  • WEN HUIYING

Assignees

  • 比亚迪股份有限公司

Dates

Publication Date
20260508
Application Date
20250224

Claims (13)

  1. 1. A wireless charging device for charging a vehicle, comprising: a housing (1); A first module (2), wherein the first module (2) is positioned in the shell (1) and is used for converting externally input electric energy into high-frequency alternating-current electric energy; The second module (3) is positioned in the shell (1) and connected with the first module (2) and is used for converting high-frequency alternating-current electric energy into an alternating-current electromagnetic field and transmitting the alternating-current electric energy; The inner wall of the housing (1) forms an air channel part (121), the air channel part (121) is provided with an air channel, the housing (1) is provided with an inlet (1212) and an outlet (1213) which are communicated with the air channel, and the first module (2) is attached to the air channel part (121).
  2. 2. The wireless charging device of claim 1, wherein the inlet (1212) and the outlet (1213) are at each end of the duct in the lengthwise direction; Or, the outlet (1213) is formed at two ends of the length direction of the air duct, and the inlet (1212) is formed in the middle area of the air duct.
  3. 3. The wireless charging device according to claim 2, wherein at least one of the inlet (1212) and the outlet (1213) is provided with a fan (9), the fan (9) being adapted to drive an air flow from the inlet (1212) to the outlet (1213).
  4. 4. The wireless charging device of claim 1, further comprising: A first protective filter assembly provided at the inlet (1212) for filtering the air flow entering the duct from the inlet (1212); And a second protective filter assembly arranged at the outlet (1213) for filtering the air flow entering the air duct from the outlet (1213).
  5. 5. The wireless charging device according to claim 4, characterized in that the first protective filtering assembly comprises a first filtering element (41) and a first protection plate (42), the first filtering element (41) and the first protection plate (42) being provided at the inlet (1212), the first protection plate (42) being located upstream of the first filtering element (41) in the direction of airflow flow, the first protection plate (42) having a first through hole and being detachably connected to the housing (1); And/or, the second protective filter assembly comprises a second filter piece (43) and a second protective plate (44), the second filter piece (43) and the second protective plate (44) are arranged at the outlet (1213), the second protective plate (44) is positioned at the downstream of the second filter piece (43) along the airflow flowing direction, and the second protective plate (44) is provided with a second through hole and is detachably connected with the shell (1).
  6. 6. The wireless charging device of claim 1, further comprising: And the heat dissipation assembly (5) is arranged in the air duct and used for reducing the temperature of the first module (2).
  7. 7. The wireless charging device according to claim 6, wherein the heat dissipation assembly (5) comprises a heat conduction member (51), a heat dissipation sheet (52) and a heat pipe (53), the heat conduction member (51) is attached to the inner wall of the air duct and extends along the length direction of the air duct, the heat dissipation sheet (52) is disposed in the heat conduction member (51) and extends along the length direction of the heat conduction member (51), and the heat pipe (53) is disposed on the heat dissipation sheet (52) in a penetrating manner.
  8. 8. The wireless charging device of claim 7, wherein the heat sink (52) is a plurality of spaced apart along a height of the air tunnel.
  9. 9. The wireless charging device according to claim 1, characterized in that the second module (3) comprises a transmitting coil (31), the wireless charging device further comprising: -a support (6), the support (6) being located within the housing (1), the transmitting coil (31) being located on the upper side of the support (6).
  10. 10. The wireless charging device according to claim 9, characterized in that the support (6) comprises: A first support beam (61), the first support beam (61) extending in a first direction and being a plurality of support beams arranged at intervals in a second direction; the second supporting beams (62) extend along the second direction and are a plurality of the second supporting beams (62) arranged at intervals along the first direction, the first supporting beams (61) and the second supporting beams (62) are arranged in a staggered mode and are connected, and the first direction is perpendicular to the second direction.
  11. 11. The wireless charging device of claim 1, further comprising: The high-voltage wire harness (7), one end of the high-voltage wire harness (7) in the length direction stretches into the shell (1) and is connected with the first module.
  12. 12. The wireless charging device of claim 11, further comprising: And a light-emitting component (8), wherein the light-emitting component (8) is wound on the part of the high-voltage wire harness (7) positioned outside the shell (1).
  13. 13. The wireless charging device according to claim 1, wherein the housing (1) comprises a top cover (12) and a bottom cover (13), the top cover (12) and the bottom cover (13) forming a receiving space (11), the first module and the second module being located in the receiving space (11), the top cover (12) and the bottom cover (13) being fixedly connected; and/or a sealing ring is arranged between the top cover (12) and the bottom cover (13), and the sealing ring extends to be annular along the circumferential direction of the top cover (12); And/or the outer wall surface of the joint of the top cover (12) and the bottom cover (13) is provided with a rubberized layer, and the rubberized layer extends into a ring shape along the circumferential direction of the top cover (12); And/or, the bottom cover (13) is a metal piece, and the top cover (12) is an insulating piece.

Description

Wireless charging device Technical Field The utility model relates to the technical field of wireless charging, in particular to a wireless charging device. Background The current charging function requirement of the electric automobile is being changed, and the charging convenience is also the pursuit of using the electric automobile by a user when the quick charging requirement of the user is met, so that the wireless charging of the automobile has a great development prospect. In the prior art, a wireless charging device generally comprises a plurality of assemblies such as a ground end, a pile end and an installation upright post, and the requirements on installation space are high, and the installation has certain difficulty and complexity, so that the cost is high, and the popularization of the wireless charging technology is not facilitated. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the wireless charging device, which is integrated in the same shell through the first module and the second module, so that the convenience of the installation of the wireless charging device is effectively improved, and the space occupied by the wireless charging device is reduced. The wireless charging device is used for charging a vehicle and comprises a shell, a first module and a second module, wherein the first module is positioned in the shell and used for converting externally input electric energy into high-frequency alternating-current electric energy, and the second module is positioned in the shell and connected with the first module and used for converting the high-frequency alternating-current electric energy into an alternating-current electromagnetic field and transmitting the alternating-current electric energy. According to the wireless charging device provided by the embodiment of the utility model, the first module is positioned in the shell and used for converting the externally input electric energy into the high-frequency alternating-current electric energy, and the second module is positioned in the shell and connected with the first module and used for converting the high-frequency alternating-current electric energy into the alternating-current electromagnetic field and transmitting the alternating-current electromagnetic field, so that the wireless charging of the vehicle is realized. Meanwhile, the first module and the second module are integrated in the same shell, so that the convenience of installation of the wireless charging device is effectively improved, the space occupied by the wireless charging device is reduced, and the wireless charging device can be more flexibly adapted to different installation and use scenes. In some embodiments of the utility model, the inner wall of the housing forms a tunnel portion having a tunnel, the housing having an inlet and an outlet in communication with the tunnel, the first module conforming to the tunnel portion. In some embodiments of the present utility model, the inlet and the outlet are respectively at two ends in the length direction of the air duct, or the outlet is respectively at two ends in the length direction of the air duct, and the inlet is provided in the middle area of the air duct. In some embodiments of the utility model, a fan is provided at least one of the inlet and the outlet, the fan being configured to drive airflow from the inlet to the outlet. In some embodiments of the utility model, the air conditioner further comprises a first protective filter assembly arranged at the inlet and used for filtering air flow entering the air duct from the inlet, and a second protective filter assembly arranged at the outlet and used for filtering air flow entering the air duct from the outlet. In some embodiments of the utility model, the first protective filter assembly includes a first filter member and a first protective plate disposed at the inlet, the first protective plate being upstream of the first filter member in the direction of airflow, the first protective plate having a first through hole and being removably coupled to the housing, and/or the second protective filter assembly includes a second filter member and a second protective plate disposed at the outlet, the second protective plate being downstream of the second filter member in the direction of airflow, the second protective plate having a second through hole and being removably coupled to the housing. In some embodiments of the utility model, the air conditioner further comprises a heat dissipation assembly, wherein the heat dissipation assembly is arranged in the air duct and used for reducing the temperature of the first module. In some embodiments of the present utility model, the heat dissipation component is disposed in the air duct and includes a heat conduction member, a heat dissipation fin, and a heat pipe, where the heat conductio