CN212849989U - Wireless power transmitting device with magnetic attraction - Google Patents
Wireless power transmitting device with magnetic attraction Download PDFInfo
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- CN212849989U CN212849989U CN202021677198.4U CN202021677198U CN212849989U CN 212849989 U CN212849989 U CN 212849989U CN 202021677198 U CN202021677198 U CN 202021677198U CN 212849989 U CN212849989 U CN 212849989U
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- wireless charging
- transmitting
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- induction coil
- magnet adsorption
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Abstract
The utility model relates to a wireless charging technology field, concretely relates to wireless power transmitting device that electrified magnetism was inhaled, include: a wireless charging transmitting induction coil; at least one magnet adsorption component, wherein the magnet adsorption component is formed into an arc shape by a plurality of small magnets; the wireless charging transmitting induction coil is arranged on the upper surface of the wireless charging shielding material; the fixed shell comprises an upper shell and a lower shell. The utility model has the advantages that: the problem of transverse deviation in a user use scene is solved, the transmitting coil and the receiving coil are precisely aligned by the mutual adsorption of the magnets arranged at the corresponding positions of the wireless receiving device and the wireless charging transmitting device, and the problem of low efficiency caused by the transverse deviation is solved; the transmitting base controls the heat generated by the mainboard during working to be transferred to the space outside the transmitting induction coil, so that the temperature rise of the wireless receiving device is reduced.
Description
Technical Field
The utility model relates to a wireless charging technology field, concretely relates to wireless power transmitting device that electrified magnetism was inhaled.
Background
The wireless charging emission base product in the existing market mainly has the following points: when the wireless charging base is used for charging the mobile phone, the charging speed is low, the mobile phone can be fully charged within 3 to 4 hours at normal temperature, and the core reason is that the wireless charging conversion efficiency is low, so that the reason is mainly the following points:
the wireless charging technology is characterized in that electric energy is transmitted into a mobile phone after being changed for many times, direct current output by a charger is converted into an alternating current electromagnetic field, mutual inductance of a transmitting device and a receiving device is realized, a mobile phone receiving module senses an alternating electromagnetic field, and rectification is performed to output direct current, the highest energy conversion efficiency of each part is about 92%, the conversion efficiency of the product of the three parts is about 77%, and as long as the technology is used for charging, nearly 25% of electric quantity loss can be generated, and the capacity loss can be converted into heat;
2, the user usage scenario is changeable, and service environment temperature height, user's cell-phone are placed the relative position on the wireless base that charges, and the position includes vertical height, lateral deviation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wireless power transmitting device of electrified magnetism is inhaled to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a wireless power transmitting device with magnetic attraction, comprising:
a wireless charging transmitting induction coil;
at least one magnet adsorption component, wherein the magnet adsorption component is formed into an arc shape by a plurality of small magnets;
the wireless charging transmitting induction coil is arranged on the upper surface of the wireless charging shielding material;
the wireless charging emission induction coil, the magnet adsorption assembly and the wireless charging shielding material are all arranged in the fixed shell;
a high-frequency power transmission cable connected to the stationary case;
the wireless charging transmitting circuit module is electrically connected with the high-frequency power transmission cable;
the wireless charging transmitting circuit module is arranged in the shell; and
and the direct current power supply interface is arranged on the shell and is connected with the wireless charging transmitting circuit module.
Preferably, the arc angle range of the magnet adsorption component is 0-360 degrees.
Preferably, the magnet attraction component is arranged on the upper side or the outer side of the wireless charging shielding material.
Preferably, the wireless transmission induction coil that charges links to each other with the magnet adsorption component through viscose, structure screens.
Preferably, the high-frequency power transmission cable is a multi-core cable or a single-core cable.
Preferably, the DC power supply interface comprises a micro 5pin female socket, a Type-C female socket, an apple lighting female socket interface, a Type-C male connector and a USB male connector.
The utility model has the advantages that:
1. the problem of transverse deviation in a user use scene is solved, the transmitting coil and the receiving coil are precisely aligned by the mutual adsorption of the magnets arranged at the corresponding positions of the wireless receiving device and the wireless charging transmitting device, and the problem of low efficiency caused by the transverse deviation is solved;
2. the transmitting base controls the heat generated by the mainboard during working to be transferred to the space outside the transmitting induction coil, so that the temperature rise of the wireless receiving device is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a top view of the present invention.
In the figure: 1-wireless charging transmitting induction coil; 2-a magnet adsorption component; 3-wireless charging shielding material; 4-high frequency transmission cables; 5-wireless charging transmitting circuit module; 6-fixing the shell; 7-a direct current supply interface; 8-shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, in an embodiment of the present invention, a wireless power transmitting device with magnetic attraction includes:
the wireless charging transmitting induction coil 1 mainly has the functions of converting a received alternating current signal into an alternating electromagnetic field and converting the electromagnetic field received by the wireless charging receiving device into alternating current, and the wireless charging transmitting induction coil 1 is formed by spirally winding, and can be in a round shape, a square shape or a square-round shape at last and has an indefinite shape;
the magnet adsorption component 2 is formed by a plurality of small magnets into an arc shape, the shape is not limited to a circular shape, but also can be a square shape, the shape and the size can be respectively adjusted according to the magnets of the wireless charging receiving device, the magnet adsorption component 2 and the magnets of the wireless charging receiving device can be arranged at corresponding positions, the magnets can be arranged on the ferrite and also can be arranged on the periphery of the ferrite, and the main function of the magnets is to adsorb the magnets of the mobile phone receiving terminal;
a wireless charging shielding material 3, wherein the wireless charging transmitting induction coil 1 is arranged on the upper surface of the wireless charging shielding material 3, and is also called ferrite (a material with low magnetic resistance and high magnetic track rate);
the wireless charging transmitting induction coil 1, the magnet adsorption component 2 and the wireless charging shielding material 3 are all arranged in the fixed shell 6;
a high-frequency transmission cable 4, wherein the high-frequency transmission cable 4 is connected with a fixed shell 6, and the length of the high-frequency transmission cable 4 is variable;
the high-frequency power transmission cable 4 is electrically connected with the wireless charging transmitting circuit module 5, and the wireless charging transmitting circuit module 5 internally contains working electronic components required for realizing power conversion;
a housing 8, the wireless charging transmitting circuit module 5 is arranged in the housing 8, the fixed shell 6 and the housing 8 are separated components, the two components are not in a shell, and are connected through the high-frequency power transmission cable 4; and
and the direct current power supply interface 7 is arranged on the shell 8, and is connected with the wireless charging transmitting circuit module 5.
In an embodiment of the present invention, the wireless charging transmission circuit module 5 and the dc power supply interface 7 form a driving module of the induction coil, and output current electric signals, the wireless charging shielding material 3 and the transmitting induction module formed by the wireless charging transmitting induction coil 1, which generates an alternating magnetic field, the driving module and the transmitting induction module are connected through the high-frequency power transmission cable 4, and the connection can be placed and connected through a plurality of welding processes or electrical connectors, etc. to transmit ac energy to the transmitting induction module. The wireless power transmission device is composed of 5 components, namely a wireless charging transmitting induction coil 1, a wireless charging shielding material 3, a high-frequency power transmission cable 4, a wireless charging transmitting circuit module 5 and a direct-current power supply interface 7, and is used for wirelessly transmitting direct-current input energy to a receiving device and attracting the receiving device through a magnet adsorption component.
The magnet adsorption component 2 can be placed on one periphery of the wireless charging emission induction coil 1, or one periphery of the wireless charging shielding material 3, or placed on other positions in the fixed shell 6, the number of the magnet adsorption component 2 is not fixed, one or more than one, at least one, the size of the single size of the component 2 is not limited to be a whole circle or a half circle, or even smaller, the four components of the wireless charging emission induction coil 1, the magnet adsorption component 2, the wireless charging shielding material 3 and the fixed shell 6 form an emission disc, so that a receiving device can be placed on and adsorbed on the emission disc,
the wireless charging receiving device described in the document is not embodied in a document schematic diagram, and the device mainly functions to collect electromagnetic energy of the wireless transmitting device and convert the electromagnetic energy into electric energy required by various electronic products, and the module is mainly integrated and applied to the fields of mobile phone terminals and TWS true wireless earphones.
The arc angle range of the magnet adsorption component 2 is 0-360 degrees.
The magnet adsorption component 2 is arranged on the upper side or the outer side of the wireless charging shielding material 3.
The wireless charging transmitting induction coil 1 is connected with the magnet adsorption component 2 through viscose and structure clamping positions.
The high-frequency power transmission cable 4 is a multi-core cable or a single-core cable.
The direct current supply interface 7 comprises a micro 5pin female seat, a Type-C female seat, an apple lighting female seat interface, a Type-C male head and a USB-male head.
The product comprises a wireless charging transmitting induction coil 1, a magnet adsorption component 2, a wireless charging shielding material 3, a high-frequency power transmission cable 4, a wireless charging transmitting circuit module 5, a fixed shell 6, a direct current power supply interface 7 and a shell 8, wherein the total number of the wireless charging shielding material 3 and the direct current power supply interface 7 is 8, the wireless charging transmitting circuit module 5 and the direct current power supply interface 7 form an induction coil driving module, an external direct current cable interface is inserted into a direct current power supply interface 7 interface, alternating current signals are transmitted through the high-frequency power transmission cable 4, a transmitting induction coil module consisting of the wireless charging shielding material 3 and the wireless charging transmitting induction coil 1 is driven, the module generates an alternating electromagnetic field, electromagnetic field energy is wirelessly transmitted to a wireless charging receiving device, the wireless receiving device is mainly applied to the field of wireless charging of mobile phones, when the wireless receiving device is placed on a transmitting end, a whole circle of magnets of the magnet adsorption component 2 and magnets of the, the wireless charging transmitting induction coil 1 and the wireless receiving induction coil at the mobile phone end are close to each other and have the smallest transverse deviation, electromagnetic field energy is efficiently transmitted to the wireless charging receiving coil of the mobile phone, and the electromagnetic field energy is rectified into direct current through a power conversion module at the wireless receiving end of the mobile phone, so that the purpose of charging electric equipment is achieved. Through separating wireless transmitting circuit module 5 and the transmission induction coil module of charging, and link these two modules through high frequency transmission cable 4, make the heat of induction coil drive module during operation not transmit or on the very few partial heat transfer coil induction module to reduce the temperature rise of wireless receiving module, improve the speed of charging.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a wireless power transmitting device that electrified magnetism was inhaled which characterized in that includes:
a wireless charging transmitting induction coil;
at least one magnet adsorption component, wherein the magnet adsorption component is formed into an arc shape by a plurality of small magnets;
the wireless charging transmitting induction coil is arranged on the upper surface of the wireless charging shielding material;
the wireless charging emission induction coil, the magnet adsorption assembly and the wireless charging shielding material are all arranged in the fixed shell;
a high-frequency power transmission cable connected to the stationary case;
the wireless charging transmitting circuit module is electrically connected with the high-frequency power transmission cable;
the wireless charging transmitting circuit module is arranged in the shell; and
and the direct current power supply interface is arranged on the shell and is connected with the wireless charging transmitting circuit module.
2. The device as claimed in claim 1, wherein the magnetic attraction assembly has an arc angle ranging from 0 degree to 360 degrees.
3. The device as claimed in claim 1 or 2, wherein the magnetic attraction component is disposed on the upper side or the outer side of the wireless charging shielding material.
4. The device of claim 3, wherein the wireless charging and transmitting coil is connected to the magnetic attraction assembly via adhesive or a structural clip.
5. The magnetically attracted wireless power transmitting apparatus as claimed in claim 1, wherein the high frequency transmission cable is a multi-core cable or a single-core cable.
6. The wireless power transmitting device with magnetic attraction of claim 1, wherein the DC power supply interface comprises a micro 5pin female socket, a Type-C female socket, an apple lighting female socket interface, a Type-C male plug and a USB male plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021677198.4U CN212849989U (en) | 2020-08-13 | 2020-08-13 | Wireless power transmitting device with magnetic attraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021677198.4U CN212849989U (en) | 2020-08-13 | 2020-08-13 | Wireless power transmitting device with magnetic attraction |
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| Publication Number | Publication Date |
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| CN212849989U true CN212849989U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021677198.4U Active CN212849989U (en) | 2020-08-13 | 2020-08-13 | Wireless power transmitting device with magnetic attraction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267525A (en) * | 2021-12-20 | 2022-04-01 | 昆山联滔电子有限公司 | Coil structure and assembling method thereof |
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2020
- 2020-08-13 CN CN202021677198.4U patent/CN212849989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267525A (en) * | 2021-12-20 | 2022-04-01 | 昆山联滔电子有限公司 | Coil structure and assembling method thereof |
| CN114267525B (en) * | 2021-12-20 | 2023-08-15 | 昆山联滔电子有限公司 | Coil structure and assembling method thereof |
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