CN212519359U - Wireless charging type Bluetooth earphone device - Google Patents
Wireless charging type Bluetooth earphone device Download PDFInfo
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- CN212519359U CN212519359U CN202020631035.6U CN202020631035U CN212519359U CN 212519359 U CN212519359 U CN 212519359U CN 202020631035 U CN202020631035 U CN 202020631035U CN 212519359 U CN212519359 U CN 212519359U
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Abstract
The utility model discloses a wireless rechargeable bluetooth headset device, wireless rechargeable bluetooth headset device includes earphone charging box and bluetooth headset: the earphone charging box comprises a transmitting chip and a transmitting coil, wherein the transmitting chip comprises a full-bridge driving module, and the full-bridge driving module is connected with the transmitting coil to form a transmitting device of wireless power; the Bluetooth earphone comprises a receiving chip and a receiving coil, wherein the receiving coil is connected with the receiving chip to form a wireless power receiving device. Through above-mentioned structure, can reach and improve bluetooth headset charging reliability, waterproof nature and pleasing to the eye degree, improve the purpose of bluetooth headset and earphone charging box communication reliability simultaneously.
Description
Technical Field
The application relates to the field of wireless charging, in particular to a wireless charging type Bluetooth headset device.
Background
Along with the development of science and technology, wireless bluetooth headset provides quick simple voice connection as one kind can break away from the restriction of pencil, and the initiative is fallen and make an uproar, and the conversation is fallen and make an uproar and the wireless transmission of moderate distance, is equipped with the earphone simultaneously and charges the box and can play the continuation of the journey that charges, accomodates and protect function's audio device, has just aroused consumer's strong interest once released.
The current wireless Bluetooth headset adopts a contact scheme to meet the requirements of charging and communication between a charging box and the headset, and the yield rate of the wireless Bluetooth headset produced by adopting the contact scheme is low; the contact reliability is reduced due to the corrosion of human sweat and the frequent plugging and unplugging, and the failure rate is higher and higher along with the time; meanwhile, the contact scheme is easy to accumulate dust and scale, charging reliability and attractiveness are affected, the waterproof performance of the Bluetooth headset is poor due to the contact scheme, and full waterproof of the Bluetooth headset cannot be achieved.
Therefore, there is a need to provide a wireless charging bluetooth headset apparatus to solve the above-mentioned technical problems of reliability and waterproof property of charging and communication with a charging box of the wireless bluetooth headset.
SUMMERY OF THE UTILITY MODEL
The application provides a wireless rechargeable bluetooth headset device can reach and improve bluetooth headset charging reliability, waterproof nature and pleasing to the eye degree, improves the purpose of bluetooth headset and earphone charging box communication reliability simultaneously.
In order to solve the technical problem, the application adopts a technical scheme that: the utility model provides a wireless rechargeable bluetooth headset device, wireless rechargeable bluetooth headset device includes earphone charging box and bluetooth headset:
the earphone charging box comprises a transmitting chip and a transmitting coil, wherein the transmitting chip comprises a full-bridge driving module, and the full-bridge driving module is connected with the transmitting coil to form a transmitting device of wireless power;
the Bluetooth earphone comprises a receiving chip and a receiving coil, wherein the receiving coil is connected with the receiving chip to form a wireless power receiving device.
Preferably, the bluetooth headset comprises a left headset and a right headset, and a group of receiving devices is respectively arranged in the left headset and the right headset.
Preferably, the earphone charging box further comprises a left storage bin and a right storage bin, the left storage bin is used for storing the left earphone, the right storage bin is used for storing the right earphone, and the left storage bin and the right storage bin are respectively provided with a group of transmitting devices.
Preferably, the transmitting coil of the transmitting device corresponding to the left accommodating chamber is wound on the periphery of the left accommodating chamber, and the transmitting coil of the transmitting device corresponding to the right accommodating chamber is wound on the periphery of the right accommodating chamber.
Preferably, the transmitting chip further comprises a decoding circuit, and the decoding circuit is used for acquiring the receiving power information of the bluetooth headset.
Preferably, the receiving chip includes an ASK modulation module, and the receiving chip communicates with the decoding circuit of the transmitting chip through the ASK modulation module.
Preferably, a magnetic separation sheet is arranged between the left storage bin and the right storage bin.
Preferably, the transmitting chip further comprises an FSK modulation module, and the earphone charging box sends the electric quantity information to the bluetooth earphone through the FSK modulation module.
Preferably, the transmitting chip further comprises a detection circuit, and the detection circuit is used for detecting the in-out bin state of the bluetooth headset.
Preferably, the earphone charging box further comprises an upper cover, the upper cover is arranged on the left storage bin and the right storage bin and can be opened and closed, and the transmitting chip triggers the Bluetooth earphone to be in and out of the storage bin through the opening and closing state of the upper cover and charge management.
The beneficial effect of this application is:
the utility model discloses a wireless rechargeable bluetooth headset device passes through full-bridge drive module with transmitting coil connects, constitutes the wireless power's of earphone box of charging emitter, receiving coil with receiving chip connects, constitutes bluetooth headset's wireless power's receiver, adopts the mode control transmitting power of fixed frequency adjustment voltage, realizes bluetooth headset's high efficiency and charges, can effectually avoid the frequency channel of disturbing the cell-phone, lets wireless charging right bluetooth headset interference falls to minimum.
Further, through transmitting coil receiving coil transmission power realizes wireless charging, need not set up contact devices such as contact on the bluetooth headset, promoted wireless charging's reliability, improved bluetooth headset's waterproof nature, make bluetooth headset pleasing to the eye degree higher.
Furthermore, the earphone charging box and the Bluetooth earphone are communicated through the decoding circuit and the ASK modulation module, and reliability and convenience of communication between the earphone charging box and the Bluetooth earphone are improved.
Furthermore, the left containing bin and the right containing bin are placed oppositely and provided with the magnetic separation sheet, so that communication and charging interference between the left earphone and the right earphone is reduced, and reliability of wireless communication and wireless charging is improved.
Furthermore, the detection circuit is more sensitive in the aspect of the detection of the in-out of the ear by the Bluetooth, so that the standby power consumption performance of the earphone charging box is improved.
Furthermore, the electric quantity state and various information of the earphone charging box are efficiently fed back through the FSK modulation module and the Bluetooth ear-to-ear communication.
Drawings
Fig. 1 is a schematic structural view of a wireless charging type bluetooth headset according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a bluetooth headset in a wireless charging type bluetooth headset according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an earphone charging box in the wireless charging type bluetooth earphone device according to an embodiment of the present invention;
fig. 4 is a schematic view illustrating a charging process of the wireless charging type bluetooth headset apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first", "second" and "third" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of a wireless charging type bluetooth headset apparatus 100 according to an embodiment of the present invention; fig. 2 is a schematic structural view of a bluetooth headset 2 in a wireless charging type bluetooth headset apparatus 100 according to an embodiment of the present invention; fig. 3 is a schematic structural view of an earphone charging box 1 in the wireless charging type bluetooth earphone device 100 according to an embodiment of the present invention.
The wireless charging type bluetooth headset device 100 comprises a headset charging box 1 and a bluetooth headset 2, wherein the bluetooth headset 2 comprises a left headset 23 and a right headset 24, a group of receiving devices are respectively arranged in the left headset 23 and the right headset 24, each receiving device comprises a receiving chip 21 and a receiving coil 22, and the receiving coil 22 is connected with the receiving chip 21. The earphone charging box 1 comprises a left storage bin 13 and a right storage bin 14, wherein the left storage bin 13 is used for storing a left earphone 23, the right storage bin 14 is used for storing a right earphone 24, the storage bins are columnar and are respectively matched with the left earphone 23 and the right earphone 24, and a group of transmitting devices are respectively arranged on the left storage bin 13 and the right storage bin 14. The earphone charging box 1 transmits power through a transmitting device, and the Bluetooth earphone 2 receives power through a receiving device to charge the Bluetooth earphone 2.
Specifically, earphone charging box 1 includes transmitting chip 11, transmitting coil 12, transmitting chip 11 includes full-bridge drive module 111, full-bridge drive module 111 is connected with transmitting coil 12, constitute wireless power's emitter, in this embodiment, be equipped with two full-bridge drive module 111 in the transmitting chip 11, two decoding circuit 112 and two transmitting coil 12, two transmitting coil 12 are connected with a full-bridge drive module 111 around locating left collecting storage 13 periphery and are constituted left ear emitter, one is connected with another full-bridge drive module 111 around locating right collecting storage 14 periphery and is constituted right ear emitter.
The earphone charging box 1 further comprises an upper cover 15, in the embodiment, the upper cover 15 can be opened or closed, after the upper cover 15 is opened, a left earphone 23 can be inserted into the left storage bin 13, a right earphone 24 is inserted into the right storage bin 14, the transmitting coil 12 of the storage bin is matched with the receiving coil 22 of the earphone, the full-bridge driving module 111 of the transmitting chip 11 generates pulses with fixed frequency, the transmitting coil 12 is driven to generate a magnetic field, the receiving coil 22 generates current under the magnetic field of the transmitting coil 12, the receiving chip 21 converts alternating current into direct current for output, and constant current and constant voltage management are performed on the current to charge the Bluetooth earphone 2.
The left earphone 23 and the right earphone 24 are placed in opposite directions, and communication and charging interference of the transmitting coil 12 of the left storage bin 13 and the transmitting coil 12 of the right storage bin 14 are naturally isolated. In another embodiment, a magnetic shielding sheet or other shielding medium may be used between the left storage compartment 13 and the right storage compartment 14 to achieve electromagnetic isolation between the two earphones.
In order to enable the charging power control and abnormal protection of the bluetooth headset 2 by the headset charging box 1, it is necessary that the headset charging box 1 and the bluetooth headset 2 can communicate with each other according to a wireless charging related protocol, in another embodiment, the transmitting chip 11 may include a decoding circuit 112, the receiving chip 21 may include an ASK modulation module (not shown), the receiving chip 21 feeds back a voltage and a current to the transmitting chip 11 through the ASK modulation module, so that the transmitting chip 11 can obtain the receiving power information of the bluetooth headset 2 through the decoding circuit 112, and the transmitting chip 11 controls the transmitted power according to the power information.
In another embodiment, the transmitting chip 11 further comprises a detecting circuit (not shown) for detecting the entrance and exit status of the bluetooth headset 2.
Referring to fig. 4, fig. 4 is a schematic view illustrating a charging process of a wireless charging type bluetooth headset according to an embodiment of the present invention.
In this embodiment, the transmitting chip 11 determines whether the bluetooth headset 2 is taken out of the warehouse or put in the warehouse through the detection circuit in the state of opening the warehouse. When the upper cover 15 of the earphone charging box 1 is opened, the transmitting chip 11 drives the full-bridge driving module 111 to inject periodic pulses into the transmitting coil 12 of the left containing bin 13 and the transmitting coil 12 of the right containing bin 14, and the detection circuit judges whether the bluetooth earphone 2 is in the containing bin or not by detecting the Q value of the transmitting device. If the Q value is high, it indicates that the earphone is taken out of the bin, and the full-bridge driving module 111 maintains the object detection state of the periodic injection pulse until the earphone is taken into the bin or the upper cover 15 is closed. If the Q value is low, the earphone is in the bin, and the earphone enters the charging protocol communication between the earphone charging box 1 and the Bluetooth earphone 2. Except that the detection Q value judges the in-out-of-bin state of the earphone, the in-out-of-bin state of the earphone can also be judged by a method of sending an information packet, when the transmitting chip 11 receives the information packet sent by the receiving chip 21, the earphone is in the bin, and when the transmitting chip 11 cannot receive the information packet sent by the receiving chip 21, the earphone is taken out of the bin.
After entering the charging protocol communication state of the earphone charging box 1 and the bluetooth earphone 2, the receiving chip 21 feeds back voltage and current to the transmitting chip 11 through the ASK modulation module, so that the transmitting chip 11 can obtain power information through the decoding circuit 112, the transmitting chip 11 controls the transmitted power according to the power information to charge the bluetooth earphone 2, and at this time, if the bluetooth earphone 2 goes out of the bin, the bluetooth earphone enters the object detection state again. When the bluetooth headset 2 is fully charged, the receiving chip 21 sends the wireless charging end, i.e., the EPT packet, to the transmitting chip 11, and the transmitting chip 11 receives the EPT packet, ends the wireless charging transmitting state, and the transmitting chip 11 is in the low power consumption state, and at this time, only detects the opening/closing state of the upper cover 15, and enters the object detection state again when the upper cover 15 is opened.
In order to further manage the power of the bluetooth headset 2 and facilitate the user to use, in another embodiment, the receiving chip 21 may further include an FSK modulation module (not shown), and the headset charging box 1 sends the power information to the bluetooth headset 2 through the FSK modulation module. In this embodiment, the bluetooth headset 2 may display the electric quantity information through an external terminal, and the external terminal may be a terminal device having a bluetooth connection function, such as a mobile phone, a tablet, or the like.
In this embodiment, when the upper cover 15 of the earphone charging box 1 is opened, the transmitting chip 11 sends the electric quantity of the earphone charging box 1 and the opening action information to the receiving chip 21 through the FSK modulation module, and the receiving chip 21 communicates with the terminal device through bluetooth after receiving the information, so that the pairing operation of the magazine electricity reporting information and the terminal device is realized, and the magazine electricity reporting operation can also be realized through the communication between the built-in bluetooth chip of the earphone charging box 1 and the terminal device.
It should be noted that, in the above embodiment, all the charging and communication interactions between the headset charging box 1 and the bluetooth headset 2 can be completed separately by dividing into the left headset 23 and the right headset 24.
The utility model discloses a wireless rechargeable bluetooth headset device 100 passes through full-bridge drive module 111 with transmitting coil 12 connects, constitutes the wireless power's of earphone box 1 that charges emitter, receiving coil 22 with receiving chip 21 connects, constitutes bluetooth headset 2's wireless power's receiver, adopts the mode control transmitting power of fixed frequency adjustment voltage, realizes that bluetooth headset 2's high efficiency charges, can effectually avoid the frequency channel of disturbing the cell-phone, lets wireless charging right bluetooth headset 2 disturbs and falls to minimum.
Further, through transmitting coil 12 receiving coil 22 transmission power realizes wireless charging, bluetooth headset 2 is last need not set up contact devices such as contact, has promoted wireless charging's reliability, has improved bluetooth headset 2's waterproof nature, makes bluetooth headset 2 pleasing to the eye degree higher.
Further, the earphone charging box 1 and the bluetooth headset 2 communicate through the decoding circuit 112 and the ASK modulation module, so that the reliability and convenience of communication between the earphone charging box 1 and the bluetooth headset 2 are improved.
Further, the left accommodating chamber 13 and the right accommodating chamber 14 are placed oppositely and provided with the magnetic shielding sheet, so that communication and charging interference between the left earphone 23 and the right earphone 24 is reduced, and reliability of wireless communication and wireless charging is improved.
Further, the detection circuit is more sensitive in the aspect of the detection of the entrance and exit of the bluetooth headset 2, and the standby power consumption performance of the headset charging box 1 is improved.
Furthermore, through the communication between the FSK modulation module and the Bluetooth headset 2, the electric quantity state and various information of the headset charging box 1 are efficiently fed back, and the user experience is improved.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit. The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.
Claims (10)
1. The utility model provides a wireless rechargeable bluetooth headset device which characterized in that, wireless rechargeable bluetooth headset device includes earphone box and bluetooth headset that charges:
the earphone charging box comprises a transmitting chip and a transmitting coil, wherein the transmitting chip comprises a full-bridge driving module, and the full-bridge driving module is connected with the transmitting coil to form a transmitting device of wireless power;
the Bluetooth earphone comprises a receiving chip and a receiving coil, wherein the receiving coil is connected with the receiving chip to form a wireless power receiving device.
2. The wireless charging type bluetooth headset apparatus according to claim 1, wherein the bluetooth headset includes a left earphone and a right earphone, and a set of the receiving apparatus is respectively disposed in the left earphone and the right earphone.
3. The wireless charging type bluetooth headset apparatus according to claim 2, wherein the headset charging box further comprises a left receiving chamber and a right receiving chamber, the left receiving chamber is used for receiving the left headset, the right receiving chamber is used for receiving the right headset, the left receiving chamber and the right receiving chamber are respectively provided with a set of the transmitting device.
4. The wireless charging type bluetooth headset apparatus according to claim 3, wherein the transmitting coil of the transmitting device corresponding to the left receiving chamber is wound around the periphery of the left receiving chamber, and the transmitting coil of the transmitting device corresponding to the right receiving chamber is wound around the periphery of the right receiving chamber.
5. The wireless charging type bluetooth headset apparatus according to claim 4, wherein the transmitting chip further comprises a decoding circuit, and the decoding circuit is configured to obtain the receiving power information of the bluetooth headset.
6. The wireless charging type bluetooth headset apparatus according to claim 5, wherein the receiving chip comprises an ASK modulation module, and the receiving chip communicates with the decoding circuit of the transmitting chip through the ASK modulation module.
7. The wireless charging type bluetooth headset apparatus according to claim 3, wherein a magnetic separation sheet is disposed between the left receiving chamber and the right receiving chamber.
8. The wireless charging type bluetooth headset apparatus according to claim 1, wherein the transmitting chip further comprises an FSK modulation module, and the headset charging box transmits the power information to the bluetooth headset through the FSK modulation module.
9. The wireless charging type bluetooth headset apparatus according to claim 3, wherein the transmitting chip further comprises a detecting circuit, and the detecting circuit is configured to detect an in-out state of the bluetooth headset.
10. The wireless charging type bluetooth headset apparatus according to claim 9, wherein the headset charging box further comprises an upper cover, the upper cover is disposed on the left receiving chamber and the right receiving chamber and can be opened and closed, and the transmitting chip triggers the bluetooth headset to perform the detection of the in-out chamber state and the charging management through the open and closed state of the upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020631035.6U CN212519359U (en) | 2020-04-23 | 2020-04-23 | Wireless charging type Bluetooth earphone device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020631035.6U CN212519359U (en) | 2020-04-23 | 2020-04-23 | Wireless charging type Bluetooth earphone device |
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| CN212519359U true CN212519359U (en) | 2021-02-09 |
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| CN202020631035.6U Active CN212519359U (en) | 2020-04-23 | 2020-04-23 | Wireless charging type Bluetooth earphone device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113490104A (en) * | 2021-08-06 | 2021-10-08 | 维沃移动通信有限公司 | Wireless earphone assembly |
| CN114311617A (en) * | 2021-12-21 | 2022-04-12 | 昆山联滔电子有限公司 | Coil assembly, manufacturing method and manufacturing equipment thereof, and earphone device |
| WO2022228122A1 (en) * | 2021-04-30 | 2022-11-03 | 华为技术有限公司 | Method for calibrating left and right ear of earphones, and earphones |
| CN116094081A (en) * | 2022-06-16 | 2023-05-09 | 荣耀终端有限公司 | Wireless charging system and wireless charging pen box |
| WO2024000320A1 (en) * | 2022-06-29 | 2024-01-04 | Stmicroelectronics (China) Investment Co., Ltd | Antennas for near-field communication wireless charging |
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2020
- 2020-04-23 CN CN202020631035.6U patent/CN212519359U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022228122A1 (en) * | 2021-04-30 | 2022-11-03 | 华为技术有限公司 | Method for calibrating left and right ear of earphones, and earphones |
| CN113490104A (en) * | 2021-08-06 | 2021-10-08 | 维沃移动通信有限公司 | Wireless earphone assembly |
| CN113490104B (en) * | 2021-08-06 | 2024-03-22 | 维沃移动通信有限公司 | Wireless earphone assembly |
| CN114311617A (en) * | 2021-12-21 | 2022-04-12 | 昆山联滔电子有限公司 | Coil assembly, manufacturing method and manufacturing equipment thereof, and earphone device |
| CN116094081A (en) * | 2022-06-16 | 2023-05-09 | 荣耀终端有限公司 | Wireless charging system and wireless charging pen box |
| CN116094081B (en) * | 2022-06-16 | 2023-11-07 | 荣耀终端有限公司 | Wireless charging system and wireless charging pen box |
| WO2024000320A1 (en) * | 2022-06-29 | 2024-01-04 | Stmicroelectronics (China) Investment Co., Ltd | Antennas for near-field communication wireless charging |
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