CN210431784U - Bluetooth receiver of earphone - Google Patents
Bluetooth receiver of earphone Download PDFInfo
- Publication number
- CN210431784U CN210431784U CN201920906899.1U CN201920906899U CN210431784U CN 210431784 U CN210431784 U CN 210431784U CN 201920906899 U CN201920906899 U CN 201920906899U CN 210431784 U CN210431784 U CN 210431784U
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- bluetooth
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- chip
- earphone
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- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 6
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- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a Bluetooth receiver of an earphone, which comprises a main receiver and an auxiliary receiver; the main receiver and the auxiliary receiver both comprise a Bluetooth receiver main body; a rechargeable battery, a Bluetooth chip, a digital audio decoding chip and a power amplifying chip which are respectively connected with the rechargeable battery are arranged in the Bluetooth receiver main body; the Bluetooth chip, the digital audio decoding chip and the power amplification chip are sequentially connected; the Bluetooth receiver main body shell is provided with a pin which is used for being connected with a jack on the wire-changing earphone in a matching way. The Bluetooth receiver of the utility model has small volume and is convenient to carry; and wired and wireless connection modes between the earphone and the electronic equipment can be switched, and the application range is wide.
Description
Technical Field
The utility model belongs to the technical field of earphone equipment, specifically a bluetooth receiver of earphone.
Background
The existing earphones are mainly divided into two types, namely traditional earphones and Bluetooth earphones, which have respective advantages and disadvantages; the traditional earphone has the advantages of good sound quality, high transmission quality and no delay; the disadvantage is that the earphone is inconvenient to carry and wear due to the earphone wire; the Bluetooth headset has the advantages of good appearance, small volume and convenient carrying and wearing; the disadvantages are poor sound quality, low transmission quality and a certain delay, the transmission quality of which is related to the transmission distance.
Bluetooth headsets are increasingly popular due to their convenience; the Bluetooth earphone is mainly in wireless connection with electronic equipment through a Bluetooth receiver, and a Bluetooth chip, a digital-to-analog conversion circuit, a signal amplification circuit and the like are generally arranged in the Bluetooth receiver; the existing Bluetooth earphone receiver is large in size and inconvenient to carry and store, and the existing wireless split Bluetooth earphone is high in cost and poor in tone quality; wired, wireless connection mode between unable switching earphone and the electronic equipment even can switch, also generally needs special wire rod to be connected bluetooth receiver and earphone body in order to realize wireless transmission.
Chinese patent publication No. CN204013990U discloses a bluetooth receiver that is matched with an earphone, and further includes a hanging earphone. Bluetooth receiver one end be 3.5mm contact pin, the other end is the microphone mouth, earphone loudspeaker's bottom be equipped with a 3.5mm jack, the jack pairs with Bluetooth receiver's 3.5mm contact pin. The utility model discloses set up the bottom of earphone into the jack, because general bluetooth headset does not all use 3.5mm contact pin, directly establish the structure of taking the contact pin with bluetooth headset's one end now, the jack can realize convenient plug in the cooperation, when ordinary earphone need use the bluetooth communication, inserts this bluetooth receiver alright realization bluetooth communication. The bluetooth receiver in this patent is not suitable for wireless split type bluetooth headset, and the range of application is narrower.
Disclosure of Invention
The utility model aims to provide a Bluetooth receiver of an earphone aiming at the problems existing in the prior art, which has small volume and is convenient to carry; and wired and wireless connection modes between the earphone and the electronic equipment can be switched, and the application range is wide.
In order to achieve the above object, the utility model adopts the following technical scheme:
a Bluetooth receiver of a headset includes a main receiver and a sub-receiver; the main receiver and the auxiliary receiver both comprise a Bluetooth receiver main body; a rechargeable battery, a Bluetooth chip, a digital audio decoding chip and a power amplifying chip which are respectively connected with the rechargeable battery are arranged in the Bluetooth receiver main body; the Bluetooth chip, the digital audio decoding chip and the power amplification chip are sequentially connected; the Bluetooth receiver main body shell is provided with a pin which is used for being connected with a jack on the wire-changing earphone in a matching way.
Specifically, be equipped with the interface that charges on main receiver's the main part shell, the interface that charges is connected with the inside rechargeable battery of main receiver for charge rechargeable battery through the USB charging wire.
Furthermore, conducting strips are arranged on the main body shells of the main receiver and the auxiliary receiver; the conducting strip on the shell of the main receiver is connected with the rechargeable battery inside the main receiver; the conducting plate on the shell of the secondary receiver is connected with the rechargeable battery inside the secondary receiver; when the conducting plate on the main receiver is contacted with the conducting plate on the auxiliary receiver, the main receiver and the auxiliary receiver can be charged in parallel through the charging interface on the main receiver;
further, the conducting strip on the main receiver is arranged on the opposite surface of the charging interface.
Furthermore, magnets are arranged on the main body shells of the main receiver and the auxiliary receiver, and the main receiver is connected with the auxiliary receiver through the magnets; the main receiver and the auxiliary receiver can be attracted together through the magnet, when the main receiver and the auxiliary receiver are attracted together, the conducting plate on the main receiver is contacted with the conducting plate on the auxiliary receiver, and the Bluetooth receiver is convenient to store and charge.
Specifically, a mounting groove is arranged on a shell of the wire-changing type earphone, and a jack matched with the pin is arranged in the mounting groove; the mounting groove is used for mounting the Bluetooth receiver main body, and the bottom of the Bluetooth receiver main body can be inserted into the mounting groove so as to mount the Bluetooth receiver on the earphone; when needs switch the wired transmission mode, can directly pull out the bluetooth receiver main part inserts the earphone cord again the jack, the utility model discloses a compatible market most brands of line change formula earphone of the last pin of bluetooth receiver.
Specifically, a control chip and a timing unit are arranged inside the Bluetooth receiver main body; the control chip is respectively connected with the Bluetooth chip, the rechargeable battery and the timing unit.
Furthermore, when the conducting strip on the main receiver is contacted with the conducting strip on the auxiliary receiver, the control chip controls the rechargeable battery to be disconnected from the Bluetooth chip, so that the Bluetooth receiver is turned off; when the conducting strip on the main receiver is separated from the conducting strip on the auxiliary receiver, the control chip controls the rechargeable battery to be electrically connected with the Bluetooth chip, and then the Bluetooth receiver is started; the utility model discloses a humanized design of bluetooth receiver switching on and shutting down can realize automatic switching on and shutting down.
Further, when the Bluetooth receiver is in a power-on state and the time that the Bluetooth chip is not connected to the electronic equipment reaches a set threshold value, the control chip automatically controls the rechargeable battery to be disconnected from the Bluetooth chip; the timing unit is used for timing the starting time of the Bluetooth receiver; the utility model discloses a timing unit is timed bluetooth receiver's boot time, can save the electric quantity.
Compared with the prior art, the beneficial effects of the utility model are that: (1) the utility model can be detachably connected with the earphone by arranging the pin structure on the Bluetooth receiver, thereby conveniently switching the wired and wireless transmission modes between the earphone and the electronic equipment; (2) the utility model discloses a bluetooth receiver main body is provided with a magnet and a conducting strip; when the main receiver is contacted with the conducting strip on the auxiliary receiver, the main receiver and the auxiliary receiver can be charged in parallel through the charging interface on the main receiver; meanwhile, the main receiver and the auxiliary receiver are detachably connected through a magnet, so that the Bluetooth receiver is convenient to store; (3) the utility model discloses a bluetooth receiver is inside to be equipped with control chip and timing unit, can realize bluetooth receiver's automatic switch on and off according to the connection condition of main receiver and vice receiver; meanwhile, the Bluetooth receiver can be automatically powered off according to the starting time of the Bluetooth receiver and the connection state of the Bluetooth chip, so that electric energy waste is avoided.
Drawings
Fig. 1 is a schematic view of a connection structure between a bluetooth receiver and an earphone according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a main receiver according to an embodiment of the present invention;
fig. 3 is a schematic block diagram of an electrical connection structure of a bluetooth receiver in an embodiment of the present invention;
in the figure: 1. a Bluetooth receiver body; 2. a pin; 3. an earphone; 4. a jack; 5. a charging interface; 6. a conductive sheet; 7. a magnet; 8. and (4) mounting the groove.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the present embodiment provides a bluetooth receiver of a headset, including a main receiver and a sub-receiver; the main receiver and the auxiliary receiver both comprise a Bluetooth receiver main body 1; a rechargeable battery, a Bluetooth chip, a digital audio decoding chip and a power amplifying chip which are respectively connected with the rechargeable battery are arranged in the Bluetooth receiver main body 1; the Bluetooth chip, the digital audio decoding chip and the power amplification chip are sequentially connected; the shell of the Bluetooth receiver main body 1 is provided with a pin 2 which is used for being connected with a jack 4 on the wire-changing earphone 3 in a matching way.
Specifically, the main receiver and the auxiliary receiver are wirelessly connected through a Bluetooth chip; the Bluetooth chip in the main receiver is used for receiving digital signals sent by electronic equipment such as a mobile phone and the like and sending the received digital signals to the Bluetooth chip in the auxiliary receiver; the digital audio decoding chip is a digital-to-analog conversion circuit and is used for converting digital signals received by the Bluetooth chip into analog signals, and the power amplification chip is used for amplifying the analog signals and transmitting the amplified analog signals to the earphone 3 through the pin 2.
Further, the main receiver corresponds to a left channel earphone, and the auxiliary receiver corresponds to a right channel earphone; after the Bluetooth chip in the main receiver receives the digital signals, the left and right sound channel signals are automatically distinguished, and the digital signals of the right sound channel are sent to the Bluetooth chip in the auxiliary receiver, so that stereo transmission is realized.
Specifically, be equipped with the interface 5 that charges on main receiver's the main part shell, interface 5 and the inside rechargeable battery of main receiver that charges are connected for charge rechargeable battery through the USB charging wire.
Furthermore, the main body shells of the main receiver and the auxiliary receiver are respectively provided with a conducting strip 6; the conducting strip 6 on the shell of the main receiver is connected with the rechargeable battery inside the main receiver; the conducting plate 6 on the shell of the secondary receiver is connected with the rechargeable battery inside the secondary receiver; when the conducting strip 6 on the main receiver is contacted with the conducting strip 6 on the auxiliary receiver, the main receiver and the auxiliary receiver can be simultaneously charged in parallel through the charging interface 5 on the main receiver;
further, the conductive plate 6 on the main receiver is arranged on the opposite side of the charging interface 5.
Further, the main body shells of the main receiver and the auxiliary receiver are respectively provided with a magnet 7, and the main receiver and the auxiliary receiver are connected through the magnets 7; the main receiver and the auxiliary receiver can be attracted together through the magnet 7, when the main receiver and the auxiliary receiver are attracted together, the conducting strip 6 on the main receiver is contacted with the conducting strip 6 on the auxiliary receiver, and the Bluetooth receiver is convenient to store and charge.
Alternatively, the detachable connection mode of the main receiver and the auxiliary receiver can also be realized by other modes, such as clamping and the like.
Specifically, a housing of the wire-changing earphone 3 is provided with an installation groove 8, and a jack 4 matched with the pin 2 is arranged in the installation groove 8; the mounting groove 8 is used for mounting the Bluetooth receiver main body 1, and the bottom of the Bluetooth receiver main body 1 can be inserted into the mounting groove 8, so that the Bluetooth receiver is mounted on the earphone 3; when the wired transmission mode needs to be switched, the Bluetooth receiver main body 1 can be directly pulled out, and then the earphone cord is inserted into the jack 4, so that the pin 2 on the Bluetooth receiver of the utility model is compatible with the line-changing earphones of most brands on the market; the contact pin can adopt various wire changing interfaces of 0.78mm, 0.75mm, mmcx and the like.
Specifically, a control chip and a timing unit are arranged inside the bluetooth receiver main body 1; the control chip is respectively connected with the Bluetooth chip, the rechargeable battery and the timing unit.
Further, when the conducting strip 6 on the main receiver is contacted with the conducting strip 6 on the auxiliary receiver, the control chip controls the rechargeable battery to be disconnected from the Bluetooth chip, so that the Bluetooth receiver is turned off; when the conducting strip 6 on the main receiver is separated from the conducting strip 6 on the auxiliary receiver, the control chip controls the rechargeable battery to be electrically connected with the Bluetooth chip, and therefore the Bluetooth receiver is started; the utility model discloses a humanized design of bluetooth receiver switching on and shutting down can realize automatic switching on and shutting down.
Further, when the Bluetooth receiver is in a power-on state and the time that the Bluetooth chip is not connected to the electronic equipment reaches a set threshold value, the control chip automatically controls the rechargeable battery to be disconnected from the Bluetooth chip; the timing unit is used for timing the starting time of the Bluetooth receiver; the utility model can save the electric quantity by timing the starting time of the Bluetooth receiver by the timing unit; the threshold may be set at 10 minutes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A Bluetooth receiver of an earphone is characterized by comprising a main receiver and a secondary receiver; the main receiver and the auxiliary receiver both comprise a Bluetooth receiver main body; a rechargeable battery, a Bluetooth chip, a digital audio decoding chip and a power amplifying chip which are respectively connected with the rechargeable battery are arranged in the Bluetooth receiver main body; the Bluetooth chip, the digital audio decoding chip and the power amplification chip are sequentially connected; the Bluetooth receiver main body shell is provided with a pin which is used for being connected with a jack on the wire-changing earphone in a matching way.
2. The bluetooth receiver of an earphone according to claim 1, wherein a charging interface is provided on the main body housing of the main receiver, and the charging interface is connected with a rechargeable battery inside the main receiver.
3. The bluetooth receiver of an earphone according to claim 2, wherein the main body housings of the main receiver and the sub-receiver are provided with conductive sheets; the conducting strip on the shell of the main receiver is connected with the rechargeable battery inside the main receiver; and the conducting plate on the shell of the secondary receiver is connected with the rechargeable battery inside the secondary receiver.
4. The bluetooth receiver of claim 3, wherein the main body housings of the main receiver and the sub-receiver are provided with magnets, and the main receiver and the sub-receiver are connected through the magnets.
5. The bluetooth receiver of an earphone according to claim 1, wherein a mounting groove is formed on a housing of the wire-changing earphone, and a jack matched with the pin is formed in the mounting groove; the mounting groove is used for mounting the Bluetooth receiver main body.
6. The bluetooth receiver of an earphone according to claim 1, wherein the bluetooth receiver main body is internally provided with a control chip and a timing unit; the control chip is respectively connected with the Bluetooth chip, the rechargeable battery and the timing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906899.1U CN210431784U (en) | 2019-06-17 | 2019-06-17 | Bluetooth receiver of earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906899.1U CN210431784U (en) | 2019-06-17 | 2019-06-17 | Bluetooth receiver of earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210431784U true CN210431784U (en) | 2020-04-28 |
Family
ID=70375509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920906899.1U Expired - Fee Related CN210431784U (en) | 2019-06-17 | 2019-06-17 | Bluetooth receiver of earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210431784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438577A (en) * | 2021-06-02 | 2021-09-24 | 北京二次元文化传媒有限公司 | Embedded bluetooth converter and earphone and audio amplifier that uses it |
-
2019
- 2019-06-17 CN CN201920906899.1U patent/CN210431784U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438577A (en) * | 2021-06-02 | 2021-09-24 | 北京二次元文化传媒有限公司 | Embedded bluetooth converter and earphone and audio amplifier that uses it |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |