CN210074795U - Wireless charger with fan - Google Patents

Wireless charger with fan Download PDF

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Publication number
CN210074795U
CN210074795U CN201920136345.8U CN201920136345U CN210074795U CN 210074795 U CN210074795 U CN 210074795U CN 201920136345 U CN201920136345 U CN 201920136345U CN 210074795 U CN210074795 U CN 210074795U
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China
Prior art keywords
fan
magnetic
wireless charger
coil
wireless
Prior art date
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Active
Application number
CN201920136345.8U
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Chinese (zh)
Inventor
邢益涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Qitian Taiyi Technology Co Ltd
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Shenzhen Qitian Taiyi Technology Co Ltd
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Priority to CN201920136345.8U priority Critical patent/CN210074795U/en
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Abstract

The utility model relates to a wireless technical field that charges, concretely relates to wireless charger with fan, wireless charger includes: a wireless charging assembly, said wireless charging assembly comprising at least one coil; at least one fan, wherein one fan is correspondingly arranged at the position where the wireless energy transmission direction of one coil is reversed; a magnetic field shielding module is arranged between the fan and the coil; the utility model has the advantages that: ingenious wireless charging and fan combination, simultaneously can charge and cool down intelligent terminal, and it is convenient to provide the use in the recreation process.

Description

Wireless charger with fan
Technical Field
The utility model relates to a wireless technical field that charges, concretely relates to wireless charger with fan.
Background
The wireless energy transmission device is generally implemented by converting direct current into alternating current with higher frequency, driving a wireless energy output coil with the alternating current and transmitting alternating electromagnetic energy to a wireless charging input coil, and then converting the induced alternating current into direct current, as shown in CN200510030239 and CN 201110020352. However, there is no large-sized conductor between the wireless charging output coil and the wireless charging input coil, or the mutual inductance between the two coils is required to be high, otherwise, the wireless charging energy transmission fails, the power is insufficient, and eddy current heating is generated.
Further, CN103715781A, which was previously applied and disclosed by the present inventor, discloses a novel wireless charging transmission device, in which the wireless charging transmission circuit module is electrically connected to the transmission coil module through the high-frequency ac power line, so that the wireless charging transmission circuit module transmits high-frequency ac energy to the transmission coil module for transmission, thereby realizing transmission of wireless energy;
in the wireless charging device in the prior art, the power conversion module and the coil are integrated, the size is difficult to reduce, and meanwhile, when the intelligent terminal in the game playing process is charged through configuration, the game playing or the operation of the mobile phone is difficult to achieve, the convenient charging is realized, or the operation of the mobile phone and the game playing are not influenced.
SUMMERY OF THE UTILITY MODEL
In order to effectively solve the problem, the utility model provides a wireless charger with fan.
The utility model discloses a concrete technical scheme as follows: a wireless charger having a fan, the wireless charger comprising:
a wireless charging assembly, said wireless charging assembly comprising at least one coil;
at least one fan, wherein one fan is correspondingly arranged at the position where the wireless energy transmission direction of one coil is reversed;
a magnetic field shielding module is arranged between the fan and the coil;
the wireless charger also comprises at least one high-frequency alternating-current cable and a power conversion module;
the coil is connected with the power conversion module through a high-frequency alternating current cable.
Further, the magnetic field shielding module is a low-resistance metal sheet.
Further, the low-resistance metal sheet comprises a copper sheet and a stainless steel sheet.
Further, the magnetic field shielding module is made of a material with low magnetic resistance and high magnetic track rate.
Further, the material with low magnetic resistance and high magnetic permeability comprises ferrite, amorphous and nanocrystalline.
Further, the magnetic field shielding module is composed of a low-resistance metal sheet and a low magnetic resistance and high magnetic permeability.
Furthermore, the magnetic field shielding module is made of a material with low magnetic resistance and high magnetic track rate;
the material with low magnetic resistance and high magnetic conductivity comprises ferrite, amorphous and nanocrystalline.
Further, a side of the coil facing the magnetic field shielding module is provided with a soft magnetic material.
Further, the air outlet direction of the fan faces the coil;
and the angle between the air outlet of the fan and the axial direction of the fan is 30-90 degrees.
Further, a fixing device is arranged on the side of the coil opposite to the fan.
Further, the fixing device is at least one sucker, and the suction direction of the sucker is the charging direction of the coil.
The utility model has the advantages that: the utility model discloses ingenious with wireless charging and the fan combination, can charge and cool down intelligent terminal simultaneously, it is convenient to provide the use at the recreation in-process.
Drawings
Fig. 1 is a cross-sectional view of an overall structure of a wireless charger with a fan according to the present invention;
fig. 2 is a partial sectional view of a wireless charger with a fan according to the present invention;
fig. 3 is a schematic perspective view of a wireless charging device with a fan according to the present invention.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and do not limit the application scope of the present invention, and for those skilled in the art, the present invention can be applied to other similar scenes according to the drawings without creative efforts;
as used in this specification and the appended claims, the singular forms "a", "an", and/or "the" include plural referents unless the context clearly dictates otherwise. In general, the terms "comprises" or "comprising" merely indicate that steps and elements which are explicitly identified are included, that these steps and elements do not constitute an exclusive list, and that a method or apparatus may also comprise other steps or elements. The term "based on" is "based, at least in part, on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment".
As shown in fig. 1 and 2, for the utility model provides a wireless charger with fan's overall structure schematic diagram and cross-sectional view, wireless charger includes:
a wireless charging assembly 1, said wireless charging assembly 1 comprising at least one coil 11, at least one high frequency ac cable 12 and a power conversion module 13;
one of the coils 11 is connected to the power conversion module 13 through a corresponding one of the high frequency ac cables 12;
the fan 2 is arranged at a position where the wireless energy transmission direction of the coil 11 is opposite, the wireless energy transmission direction of the coil 11 can also be understood as any side of the coil 11, and the specific direction is defined as the wireless energy transmission direction after the corresponding soft magnetic material 13 is specifically arranged;
a magnetic field shielding module 3 is arranged between the fan 2 and the coil 11; the magnetic field shielding module 3 can generate eddy current and is used for shielding the interference of a changing magnetic field to wireless charging when the fan 2 works.
The power supply mode of the fan 2 provided by the present invention is not specifically limited, and the fan 2 provided by the present invention is intended to be disposed in the opposite direction of the charging direction of the coil 11, and is intended to provide the blowing cooling of the charged object;
the fan 2 can be directly connected to the power conversion module 13 through a power line, and the specific power line can be wound around the high-frequency cable 12 for connection; the fan 2 can also be connected with an independent power supply through an independent power line, the power supply can be a rechargeable battery or a micro battery, and the power supply mode of the fan 2 is not particularly limited;
the power conversion module 13 and the high-frequency cable 12 of the present invention are recorded in the corresponding invention patent that was applied and disclosed by the inventor of the present invention, and therefore the power conversion module 13 and the high-frequency cable 12 are the prior art.
It can be understood that CN103715781A, which was previously applied and disclosed by the inventor, is a novel wireless charging transmission device, in this embodiment, the power conversion module 13 corresponds to the wireless charging transmission circuit module of the previous application, the coil 11 corresponds to the transmission coil module of the previous application, and the high-frequency cable corresponds to the high-frequency ac power line of the previous application.
The power conversion module 13 is specifically understood to be a wireless charging and transmitting circuit module in the prior art disclosure; the high-frequency cable 12 is a high-frequency alternating current transmission line in the prior art disclosure;
in one embodiment, the magnetic shielding module 3 is a low resistance metal sheet;
specifically, the low-resistance metal sheet comprises a copper sheet and a stainless steel sheet.
In another embodiment, the magnetic shielding module 3 is made of a material with low magnetic resistance and high magnetic track rate;
the material with low magnetic resistance and high magnetic conductivity comprises ferrite, amorphous and nanocrystalline, and specifically comprises a ferrite low magnetic resistance high magnetic track rate material, an amorphous low magnetic resistance high magnetic track rate material and a nanocrystalline low magnetic resistance high magnetic track rate material.
In another embodiment, the magnetic shielding module 3 is composed of a low resistance metal sheet and a low magnetic resistance and high magnetic permeability;
specifically, the magnetic field shielding module 3 is made of a material with low magnetic resistance and high magnetic track rate;
the material with low magnetic resistance and high magnetic conductivity comprises ferrite, amorphous and nanocrystalline, and specifically comprises a ferrite low magnetic resistance high magnetic track rate material, an amorphous low magnetic resistance high magnetic track rate material and a nanocrystalline low magnetic resistance high magnetic track rate material.
In order to achieve a better technical effect, the side of the coil 11 facing the magnetic field shielding module 3 is provided with a soft magnetic material 13;
as shown in fig. 2, in the above embodiment provided by the present invention, the air outlet direction of the fan 2 faces the coil 11;
and the angle α between the air outlet of the fan 2 and the axial direction of the fan 2 is 30-90 degrees.
As shown in fig. 3, in another embodiment of the present invention, a fixing device 14 is disposed on a side of the coil 11 opposite to the fan 2;
the fixing device 14 is at least one suction cup, and the suction direction of the suction cup is the charging direction of the coil.

Claims (11)

1. A wireless charger having a fan, the wireless charger comprising:
a wireless charging assembly, said wireless charging assembly comprising at least one coil;
at least one fan, wherein one fan is correspondingly arranged at the position where the wireless energy transmission direction of one coil is reversed;
a magnetic field shielding module is arranged between the fan and the coil;
the wireless charger also comprises at least one high-frequency alternating-current cable and a power conversion module;
the coil is connected with the power conversion module through a high-frequency alternating current cable.
2. The wireless charger with the fan as claimed in claim 1, wherein the magnetic field shielding module is a low resistance metal sheet.
3. The wireless charger with the fan as recited in claim 2, wherein the low resistance metal sheet comprises a copper sheet, a stainless steel sheet.
4. The wireless charger with the fan as claimed in claim 1, wherein the magnetic shielding module is a material with low magnetic resistance and high magnetic track rate.
5. The wireless charger with the fan as recited in claim 4, wherein the low reluctance high permeability material comprises ferrite, amorphous, nanocrystalline.
6. The wireless charger with fan of claim 1, wherein the magnetic shielding module is composed of low resistance metal sheet and low magnetic resistance high magnetic permeability.
7. The wireless charger with the fan as claimed in claim 6, wherein the magnetic shielding module is made of a material with low magnetic resistance and high magnetic track rate;
the material with low magnetic resistance and high magnetic conductivity comprises ferrite, amorphous and nanocrystalline.
8. The wireless charger with the fan as claimed in claim 1, wherein a side of the coil facing the magnetic field shielding module is provided with a soft magnetic material.
9. The wireless charger with the fan as claimed in claim 1, wherein the air outlet direction of the fan faces the coil;
and the angle between the air outlet of the fan and the axial direction of the fan is 30-90 degrees.
10. The wireless charger of claim 1, wherein a side of the coil opposite the fan is provided with a securing means.
11. The wireless charger with a fan of claim 10, wherein the fixture is at least one suction cup.
CN201920136345.8U 2019-01-27 2019-01-27 Wireless charger with fan Active CN210074795U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920136345.8U CN210074795U (en) 2019-01-27 2019-01-27 Wireless charger with fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920136345.8U CN210074795U (en) 2019-01-27 2019-01-27 Wireless charger with fan

Publications (1)

Publication Number Publication Date
CN210074795U true CN210074795U (en) 2020-02-14

Family

ID=69431925

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920136345.8U Active CN210074795U (en) 2019-01-27 2019-01-27 Wireless charger with fan

Country Status (1)

Country Link
CN (1) CN210074795U (en)

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