CN207474072U - Bluetooth card tape adapter unit - Google Patents
Bluetooth card tape adapter unit Download PDFInfo
- Publication number
- CN207474072U CN207474072U CN201720761651.1U CN201720761651U CN207474072U CN 207474072 U CN207474072 U CN 207474072U CN 201720761651 U CN201720761651 U CN 201720761651U CN 207474072 U CN207474072 U CN 207474072U
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- circuit
- cassette tape
- electrically connected
- power control
- control circuit
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Abstract
A kind of bluetooth card tape adapter unit, including：Cassette tape housing is provided with mechanical switch on the cassette tape housing, and the mechanical switch is connect with power control circuit, and when the mechanical switch is pressed, the power control circuit in an ON state, powers on, and is additionally provided in the cassette tape housing：Power control circuit, power supply circuit, Bluetooth chip, output conversion circuit, electromagnetic transducer, the power control circuit is electrically connected with the power supply circuit, the power supply circuit is used for each electricity consumption power elements to the cassette tape, the Bluetooth chip is electrically connected with the input terminal of the output conversion circuit, the output terminal of the output conversion circuit is electrically connected with the input terminal of the electromagnetic transducer, the output terminal of the electromagnetic transducer and the head position face of cassette recorder, magnetic head are electrically connected with playing device.The bluetooth card tape adapter unit of the present embodiment can realize the broadcasting of digital audio or digital audio on the audio playback device for only supporting tape broadcasting either system, the compatibility of original audio playback device or system is improved, without being reequiped to existing equipment or system.
Description
Technical field
The utility model is related to multimedia technology, more particularly to a kind of bluetooth card tape adapter unit.
Background technology
The stereo set on most old money automobile can only play cassette tape and can not carry out digital multimedia broadcasting at present.
Utility model content
The first purpose of the utility model embodiment is to provide a kind of bluetooth card tape adapter unit, using the card of the present embodiment
Band can realize the broadcasting of digital audio or digital audio on the audio playback device for only supporting tape broadcasting either system,
The compatibility of original audio playback device or system is improved, without being reequiped to existing equipment or system.
A kind of bluetooth card tape adapter unit that the utility model embodiment provides, including：Cassette tape housing, in the cassette tape housing
On be provided with mechanical switch, the mechanical switch is connect with power control circuit, when the mechanical switch is pressed, the electricity
Source control circuit in an ON state, can power on, and power control circuit, power supply electricity are additionally provided in the cassette tape housing
Road, Bluetooth chip, output conversion circuit, electromagnetic transducer, the power control circuit is electrically connected with the power supply circuit, described
Power supply circuit is used for each electricity consumption power elements to the cassette tape, the input terminal of the Bluetooth chip and the output conversion circuit
Electrical connection, the output terminal of the output conversion circuit are electrically connected with the input terminal of the electromagnetic transducer, the electromagnetic transducer
Output terminal and cassette recorder on head position it is facing each other so that the output terminal of electromagnetic transducer described in the head read
Magnetic signal.
Optionally, be additionally provided in the cassette tape housing battery, the charging circuit being electrically connected with the battery, with it is described
The power interface of charging circuit electrical connection, the battery are also electrically connected with the power control circuit.
Optionally, the battery is lithium ion battery.
Optionally, microphone is further included, the microphone is electrically connected with the Bluetooth chip.
Optionally, the microphone is connected to outside the cassette tape housing.
Optionally, the microphone is arranged in the cassette tape housing.
Optionally, the output conversion circuit is D/A converting circuit.
Optionally, switch-on keying is additionally provided on the cassette tape, the switch-on keying is electrically connected with the Bluetooth chip.
Optionally, switching circuit is further included, the switching circuit is arranged on the power control circuit and the power supply electricity
Between road, when the switching circuit is connected, the power control circuit is connected with the power supply circuit, when the switching circuit
When being off state, the power control circuit is off state with the power supply circuit.
It therefore can be in the audio playback device or system for only supporting that tape plays using the cassette tape of the present embodiment
The upper broadcasting for realizing digital audio or digital audio improves the compatibility of original audio playback device or system, without right
Existing equipment or system are reequiped.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The improper restriction to the utility model is not formed.
Fig. 1 is the circuit theory schematic diagram of portable phonograph that the utility model embodiment 1 provides；
Fig. 2 is the outline structural diagram of portable phonograph that the utility model embodiment 1 provides.
Reference numeral：
200：Cassette tape housing；101 magnetic heads； 102：Mechanical switch；
103：Power control circuit； 104：Bluetooth chip； 105：Output conversion circuit；
106：Electromagnetic transducer； 107：Battery； 108：Charging circuit；
109：Power interface； 110：Microphone； 111：Switch-on keying；
112：Switching circuit； 113：Power supply circuit.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing and specific embodiment, in the signal of this utility model
Property embodiment and explanation be used for explain the utility model, but be not intended to limit the scope of the present invention.
Referring to shown in Fig. 1,2, present embodiments providing a kind of bluetooth card tape adapter unit, basic configuration and the tradition of the cassette tape
Cassette tape it is consistent, can be placed in traditional cassette recorder.
The cassette tape of the present embodiment includes cassette tape housing 200, and mechanical switch 102, power supply are provided on cassette tape housing 200
Control circuit 103, power supply circuit 113, Bluetooth chip 104, output conversion circuit 105, electromagnetic transducer 106 (are also commonly called as magnetic
Head).
Wherein the present embodiment magnetic head is consistent with the operation principle of the magnetic head in prior art cassette tape, and magnetic head is used in this cassette tape
Electromagnetic signal is read, is exported with being converted to current signal to external sound equipment play system, for example but is not limited to cassette recorder
Loud speaker.
Be positioned at and 102 position consistency of the mechanical switch of existing cassette tape of the mechanical switch 102 of the present embodiment cassette tape,
When the playback switch of cassette recorder is pressed, mechanical switch 102 is pressed, and the power control circuit 103 in cassette tape housing 200 is with supplying
Circuit is in the conduction state, each electronic component confession that power control circuit 103 can be into cassette tape by power supply circuit 113
Electricity.
The present embodiment Bluetooth chip 104 is electrically connected with the input terminal of output conversion circuit 105, output conversion circuit 105
Output terminal is electrically connected with the input terminal of electromagnetic transducer 106, output terminal and the 101 position face of magnetic head of electromagnetic transducer 106, electricity
Magnetic conversion circuit 106 generates magnetic field for converting electrical signals to magnetic signal, in the output terminal of electromagnetic transducer 106, so that magnetic
First 101 induced field intensity generates electric signal further according to the magnetic field intensity of reading, magnetic head 101 is electrically connected with playing device.
It should be noted that the electromagnetic transducer 106 of the present invention, magnetic head 101 can be, but not limited to using the prior art
Electromagnetic transducer 106, magnetic head 101 are realized.
The application principle of the present embodiment cassette tape is, the cassette tape of the present embodiment is placed in cassette recorder (or with cassette tape box
Other sound equipment play systems) cassette tape slot in, needing in application, press the cassette tape switch key of equipment, the machinery on cassette tape
Switch 102 is pressed, and power control circuit 103 powers on, and is that each electronic component of this cassette tape is powered, Bluetooth chip 104 exists
It works under the driving of electricity, realizes bluetooth transmitting-receiving transfer function.
User can use exterior terminal to carry out bluetooth connection with the present embodiment cassette tape, and the sound of terminal plays (carrys out electroacoustic
Sound either needs the multimedia audio played or music or other sound) bluetooth data is transmitted to the Bluetooth chip of this cassette tape
104, voice data obtains audio analog signals, electromagnetic transducer 106 after the progress digital-to-analogue dress of output conversion circuit 105 changes
The audio analog signals are converted into the electromagnetic signal that the magnetic head of cassette recorder can read, magnetic head is read by way of magnetic induction
The electromagnetic signal is passed to the audio amplifier circuit of equipment, and sound broadcasting is carried out in play system (such as loud speaker).
It therefore can be in the audio playback device or system for only supporting that tape plays using the cassette tape of the present embodiment
The upper broadcasting for realizing digital audio or digital audio improves the compatibility of original audio playback device or system, without right
Existing equipment or system are reequiped.
As the signal of the present embodiment, can with but be not limited in the present embodiment cassette tape housing 200 further that setting can
Rechargeable battery 107 (for example but be not limited to lithium ion battery 107), and be provided in cassette tape housing 200 and be electrically connected with battery 107
The charging circuit 108 connect, the power interface 109 being electrically connected with charging circuit 108, battery 107 and 103 electricity of power control circuit
Connection, makes when no external power supply accesses, this equipment still can work, and without being connect with external power supply, further improve
The application convenience of the present embodiment cassette tape.
Illustrate as the present embodiment, microphone 110 is further provided on the cassette tape of the present embodiment, the microphone
110 are electrically connected with Bluetooth chip 104, when user carries out telephone receiving using this cassette tape and cassette tape playback equipment, microphone
110 reception voices form audio analog signals and are transmitted to Bluetooth chip 104, and audio analog signals are by Bluetooth transmission to mobile phone end
End, then the signal is transmitted to distant terminal by mobile radio network by mobile phone terminal, realize call.
As the signal of the present embodiment, the microphone 110 of the present embodiment can be external outside cassette tape, can also be built in card
In band.
As the signal of the present embodiment, the output conversion circuit 105 of the present embodiment is D/A converting circuit, by digital audio
Signal is converted to audio analog signals.
As the signal of the present embodiment, switch-on keying 111 is additionally provided on the present embodiment cassette tape, the switch-on keying 111 with
Bluetooth chip 104 is electrically connected, when user needs to connect or hang up current talking, it is only necessary to cassette device is operated, from
And the connection case on this cassette tape is triggered, Bluetooth chip 104 is by Bluetooth transmission by user to the behaviour of the switch-on keying 111 of cassette tape
Make instruction Bluetooth transmission to terminal, the connection of call can be completed and hang up without carrying out operation to mobile terminal, further
Facilitate the operation to mobile terminal of user.
As the signal of the present embodiment, switching circuit 112 is additionally provided on the present embodiment cassette tape, which sets
It puts between power control circuit 103 and power supply circuit 113, the corresponding switch of the switching circuit 112 is arranged on cassette tape housing 200
On, when user makes the switch be in opening " ON ", switching circuit 112 be connected when, power control circuit 103 with it is described
Power supply circuit 113 is connected, and the power supply of battery 107 or the power supply of external power supply can be transferred to by power control circuit 103
Power supply circuit 113, each electronic component of cassette tape to be given to power, when user makes the switch be closed " OFF ", switch electricity
When road 112 turns off, power control circuit 103 is disconnected with the power supply circuit 113, the power supply of battery 107 or external power supply
Power supply can not be transferred to power supply circuit 113 by power control circuit 103, and each electronic component of cassette tape can not be given to power.
The use of user is further facilitated using the switching circuit 112 setting, is equivalent to and one is set on cassette tape for user's operation
" enabled " switch, by controlling the switch can working condition and whether control card band is in.
Embodiment of above does not form the restriction to the technical solution protection domain.It is any in the above embodiment
Modifications, equivalent substitutions and improvements made within spirit and principle etc., should be included within the protection domain of the technical solution.
Claims (9)
1. a kind of bluetooth card tape adapter unit, including：Cassette tape housing is provided with mechanical switch, the machine on the cassette tape housing
Tool switch connect with power control circuit, when the mechanical switch is pressed, the power control circuit in an ON state,
It can power on, it is characterized in that,
Power control circuit, power supply circuit, Bluetooth chip, output conversion circuit, electromagnetism are additionally provided in the cassette tape housing
Converter, the power control circuit are electrically connected with the power supply circuit, and the power supply circuit is used for each use to the cassette tape
Electric device is powered, and the Bluetooth chip is electrically connected with the input terminal of the output conversion circuit, the output conversion circuit it is defeated
Outlet is electrically connected with the input terminal of the electromagnetic transducer, the head position on the output terminal and cassette recorder of the electromagnetic transducer
It is facing each other, so that the magnetic signal of the output terminal of electromagnetic transducer described in the head read.
2. bluetooth card tape adapter unit according to claim 1, it is characterized in that, it is additionally provided with electricity in the cassette tape housing
Pond, the charging circuit being electrically connected with the battery, the power interface being electrically connected with the charging circuit, the battery also with it is described
Power control circuit is electrically connected.
3. bluetooth card tape adapter unit according to claim 2, it is characterized in that,
The battery is lithium ion battery.
4. bluetooth card tape adapter unit according to claim 1, it is characterized in that,
Microphone is further included, the microphone is electrically connected with the Bluetooth chip.
5. bluetooth card tape adapter unit according to claim 4, it is characterized in that,
The microphone is connected to outside the cassette tape housing.
6. bluetooth card tape adapter unit according to claim 4, it is characterized in that,
The microphone is arranged in the cassette tape housing.
7. according to any bluetooth card tape adapter unit of claim 1 to 6, it is characterized in that,
The output conversion circuit is D/A converting circuit.
8. according to any bluetooth card tape adapter unit of claim 1 to 6, it is characterized in that,
Switch-on keying is additionally provided on the cassette tape, the switch-on keying is electrically connected with the Bluetooth chip.
9. according to any bluetooth card tape adapter unit of claim 1 to 6, it is characterized in that,
Switching circuit is further included, the switching circuit is arranged between the power control circuit and the power supply circuit, works as institute
When stating switching circuit conducting, the power control circuit is connected with the power supply circuit, when the switching circuit is off shape
During state, the power control circuit is off state with the power supply circuit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055026 | 2017-01-16 | ||
| CN2017200550265 | 2017-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207474072U true CN207474072U (en) | 2018-06-08 |
Family
ID=62255785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720761651.1U Active CN207474072U (en) | 2017-01-16 | 2017-06-27 | Bluetooth card tape adapter unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207474072U (en) |
-
2017
- 2017-06-27 CN CN201720761651.1U patent/CN207474072U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191223 Address after: No.32 B, Shayong village, Changsha road, Dalong street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Meilu Electronic Co., Ltd. Address before: 511450, No. 28, Changsha Road, Sha Chung Village, Dalong street, Guangzhou, Guangdong, Panyu District Patentee before: He Jueqing |