CN202907178U - A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device - Google Patents
A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device Download PDFInfo
- Publication number
- CN202907178U CN202907178U CN 201220281795 CN201220281795U CN202907178U CN 202907178 U CN202907178 U CN 202907178U CN 201220281795 CN201220281795 CN 201220281795 CN 201220281795 U CN201220281795 U CN 201220281795U CN 202907178 U CN202907178 U CN 202907178U
- Authority
- CN
- China
- Prior art keywords
- solenoid
- audio
- electromagnetic coil
- loudspeaker box
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Circuit For Audible Band Transducer (AREA)
Abstract
The utility model relates to a non plug-in audio amplifying loudspeaker box using electromagnetic induction. The audio amplifying loudspeaker box comprises a loudspeaker box housing, an electromagnetic coil assembly, and an integrated circuit module. The electromagnetic coil assembly is fixed on the inner side of the top of the loudspeaker box housing and comprises a first electromagnetic coil group, a shielding layer, and a second electromagnetic coil group which are arranged from top to bottom. The first electromagnetic coil group comprises a first electromagnetic coil placed on the top and a second electromagnetic coil placed on the bottom. The second electromagnetic coil group comprises a third electromagnetic coil placed on the top and a fourth electromagnetic coil placed on the bottom. An audio playing device is provided. The housing of an audio player is disposed on the top of the loudspeaker box housing. The magnetic field generated by an audio loudspeaker in the audio player is electromagnetically coupled to that generated by the electromagnetic coil assembly. The audio amplifying loudspeaker box is easy to use and carry. The audio player of the audio playing device is capable of transmitting an audio signal of the audio player to the loudspeaker box without an audio connecting line connecting the audio player with the loudspeaker box. And volume can be amplified.
Description
Technical field
This practicality relates to a kind of audio frequency and enlarges audio amplifier and audio playing apparatus, and especially a kind of non-plug-in type electromagnetic induction audio frequency that need not to peg graft enlarges audio amplifier and audio playing apparatus.
Background technology
Existing for music playing audio amplifier and audio player between generally be plug-in type, namely need to have the electric wire that is connected to carry out the signal transmission between audio amplifier and the audio player.The audio amplifier of this plug-in type uses comparatively trouble, carries comparatively trouble.
Practical content
The technical problem that this practicality will solve is: overcome the deficiencies in the prior art, provide a kind of non-plug-in type electromagnetic induction audio frequency to enlarge audio amplifier and audio playing apparatus, easy to use, be easy to carry, the audio player of audio playing apparatus does not need audio connecting cord to be connected with audio amplifier.
The technical scheme that its technical problem of this practicality solution adopts is: a kind of non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier, comprise casing of loudspeaker box, electromagnetic coil assembly, be used for amplifying the integrated circuit modules of tone currents, described electromagnetic coil assembly is fixed in the casing of loudspeaker box inside top, described electromagnetic coil assembly is followed successively by the first solenoid group from top to bottom, be used for avoiding the screen of the first solenoid group and the interference of the second solenoid group, the second solenoid group, described the first solenoid group comprises, the first solenoid of lower placement, the second solenoid, described the second solenoid group comprises, the 3rd solenoid of lower placement, the 4th solenoid, the first solenoid, the second solenoid, the 3rd solenoid, the 4th solenoid is electrically connected with the audio frequency amplification module of integrated circuit modules respectively.
Further, described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid by single coil loop around forming.
Further, described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid are comprised of two above coil windings, the single coil winding by single coil loop around forming.
Further, described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid are comprised of 3 coil windings, the single coil winding by single coil loop around forming.
Further, the audio frequency amplification module of described integrated circuit modules is electrically connected with speaker of voice box.
A kind of audio playing apparatus, have above-mentioned non-plug-in type electromagnetic induction audio frequency and enlarge audio amplifier, described audio playing apparatus has audio player, the audio tweeter that described audio player has the audio player housing and is positioned at the audio player housing, described audio player housing is arranged on the casing of loudspeaker box top, described audio tweeter is positioned at electromagnetic coil assembly top, the magnetic field electromagnetic coupled that the magnetic field that audio tweeter produces in the audio player and electromagnetic coil assembly produce.
This practical beneficial effect is: this practicality utilizes the current field principle of induction, the generation induction is close in the magnetic field of the audio tweeter solenoid in the audio player and electromagnetic coil assembly, the magnetic field electromagnetic coupled that the magnetic field that audio tweeter produces in the audio player and electromagnetic coil assembly produce, transmit audio message and conduct to the integrated circuit modules of audio amplifier by electromagnetic induction, tone currents is delivered to speaker of voice box and is enlarged volume after the audio frequency amplification module amplifies.Need not to arrange any transmission electric wire between audio amplifier and the audio player, therefore, this practicality is easy to use, be easy to carry, and the audio player of audio playing apparatus does not need audio connecting cord to be connected with audio amplifier, just but the audio signal of transmission of audio player is to audio amplifier, but and amplification of volume.
Description of drawings
Below in conjunction with accompanying drawing this practicality is further specified.
Fig. 1 is the connection diagram that non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier embodiment one in this practicality;
Fig. 2 is the connection diagram that non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier embodiment two in this practicality;
Fig. 3 is the structural representation of this practical sound intermediate frequency playing device;
Fig. 4 is the magnetic Field Coupling schematic diagram of the magnetic field electromagnetic coupled that produces of audio tweeter produces in this practical sound intermediate frequency player magnetic field and electromagnetic coil assembly;
Wherein: 1. the first solenoid, 2. the second solenoid, 3. screen, 4. the 3rd solenoid, 5. the 4th solenoid, 6. integrated circuit modules, 7. speaker of voice box, 8. audio player housing, 9. audio tweeter.
Embodiment
By reference to the accompanying drawings this practicality is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates the basic structure that this is practical in a schematic way, so it only shows the formation relevant with this practicality.
Embodiment one: as shown in Figure 1, a kind of non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier, comprise casing of loudspeaker box, electromagnetic coil assembly, be used for amplifying the integrated circuit modules 6 of tone currents, electromagnetic coil assembly is fixed in the casing of loudspeaker box inside top, electromagnetic coil assembly is followed successively by the first solenoid group from top to bottom, be used for avoiding the screen 3 of the first solenoid group and the interference of the second solenoid group, the second solenoid group, the first solenoid group comprises, the first solenoid 1 of lower placement, the second solenoid 2, the second solenoid group comprises, the 3rd solenoid 4 of lower placement, the 4th solenoid 5, the first solenoids 1, the second solenoid 2, the 3rd solenoid 4, the 4th solenoid 5 is electrically connected with the audio frequency amplification module of integrated circuit modules 6 respectively.The audio frequency amplification module of integrated circuit modules 6 is electrically connected with speaker of voice box 7.
As shown in Figure 1, the first solenoid 1 or the second solenoid 2 or the 3rd solenoid 4 or the 4th solenoid 5 by single coil loop around forming.
Embodiment two: as shown in Figure 2, another kind of execution mode, with the difference of embodiment one be: the first solenoid 1 or the second solenoid 2 or the 3rd solenoid 4 or the 4th solenoid 5 are comprised of 3 coil windings serial or parallel connections, the single coil winding by single coil loop around forming.
As shown in Figure 3, a kind of audio playing apparatus, have above-mentioned non-plug-in type electromagnetic induction audio frequency and enlarge audio amplifier and audio player, wherein, non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier and comprises casing of loudspeaker box, electromagnetic coil assembly, be used for amplifying the integrated circuit modules 6 of tone currents, electromagnetic coil assembly is fixed in the casing of loudspeaker box inside top, electromagnetic coil assembly is followed successively by the first solenoid group from top to bottom, be used for avoiding the screen 3 of the first solenoid group and the interference of the second solenoid group, the second solenoid group, the first solenoid group comprises, the first solenoid 1 of lower placement, the second solenoid 2, the second solenoid group comprises, the 3rd solenoid 4 of lower placement, the 4th solenoid 5, the first solenoids 1, the second solenoid 2, the 3rd solenoid 4, the 4th solenoid 5 is electrically connected with the audio frequency amplification module of integrated circuit modules 6 respectively.The audio frequency amplification module of integrated circuit modules 6 is electrically connected with speaker of voice box 7.
The audio tweeter 9 that audio player has audio player housing 8 and is positioned at audio player housing 8, audio player housing 8 is arranged on the casing of loudspeaker box top, audio tweeter 9 is positioned at electromagnetic coil assembly top, the magnetic field electromagnetic coupled that the magnetic field that audio tweeter 9 produces in the audio player and electromagnetic coil assembly produce.Be positioned at the casing of loudspeaker box top audio tweeter secondary coil to greatest extent near the primary coil of electromagnetic coil assembly to guarantee mutual electromagnetic coupled efficient.
As shown in Figure 4, this practicality utilizes the current field principle of induction, the generation induction is close in the magnetic field of audio tweeter 9 solenoids in the audio player and electromagnetic coil assembly, the magnetic field electromagnetic coupled that the magnetic field that audio tweeter 9 produces in the audio player and electromagnetic coil assembly produce, transmit audio message and conduct to the integrated circuit modules 6 of audio amplifier by electromagnetic induction, tone currents is delivered to speaker of voice box 7 and is enlarged volumes after the audio frequency amplification module amplifies.Need not to arrange any transmission electric wire between audio amplifier and the audio player, therefore, this practicality is easy to use, be easy to carry, and the audio player of audio playing apparatus does not need audio connecting cord to be connected with audio amplifier, just but the audio signal of transmission of audio player is to audio amplifier, but and amplification of volume.
Take above-mentioned according to this practical desirable embodiment as enlightenment, by above-mentioned description, the relevant staff can in the scope that does not depart from this practical technique thought, carry out various change and modification fully.The technical scope of this practicality is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (6)
1. a non-plug-in type electromagnetic induction audio frequency enlarges audio amplifier, comprise casing of loudspeaker box, electromagnetic coil assembly, be used for amplifying the integrated circuit modules of tone currents, it is characterized in that: described electromagnetic coil assembly is fixed in the casing of loudspeaker box inside top, described electromagnetic coil assembly is followed successively by the first solenoid group from top to bottom, be used for avoiding the screen of the first solenoid group and the interference of the second solenoid group, the second solenoid group, described the first solenoid group comprises, the first solenoid of lower placement, the second solenoid, described the second solenoid group comprises, the 3rd solenoid of lower placement, the 4th solenoid, the first solenoid, the second solenoid, the 3rd solenoid, the 4th solenoid is electrically connected with the audio frequency amplification module of integrated circuit modules respectively.
2. a kind of non-plug-in type electromagnetic induction audio frequency according to claim 1 enlarges audio amplifier, it is characterized in that: described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid by single coil loop around forming.
3. a kind of non-plug-in type electromagnetic induction audio frequency according to claim 1 enlarges audio amplifier, it is characterized in that: described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid are comprised of two above coil windings, the single coil winding by single coil loop around forming.
4. a kind of non-plug-in type electromagnetic induction audio frequency according to claim 3 enlarges audio amplifier, it is characterized in that: described the first solenoid or the second solenoid or the 3rd solenoid or the 4th solenoid are comprised of 3 coil windings, the single coil winding by single coil loop around forming.
5. a kind of non-plug-in type electromagnetic induction audio frequency according to claim 1 enlarges audio amplifier, and it is characterized in that: the audio frequency amplification module of described integrated circuit modules is electrically connected with speaker of voice box.
6. audio playing apparatus, it is characterized in that: have each described non-plug-in type electromagnetic induction audio frequency of claim 1-5 and enlarge audio amplifier, described audio playing apparatus has audio player, the audio tweeter that described audio player has the audio player housing and is positioned at the audio player housing, described audio player housing is arranged on the casing of loudspeaker box top, described audio tweeter is positioned at electromagnetic coil assembly top, the magnetic field electromagnetic coupled that the magnetic field that audio tweeter produces in the audio player and electromagnetic coil assembly produce.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281795 CN202907178U (en) | 2012-06-15 | 2012-06-15 | A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device |
| PCT/CN2013/075897 WO2013185524A1 (en) | 2012-06-15 | 2013-05-20 | Magnetic induction audio equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281795 CN202907178U (en) | 2012-06-15 | 2012-06-15 | A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202907178U true CN202907178U (en) | 2013-04-24 |
Family
ID=48127791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220281795 Expired - Lifetime CN202907178U (en) | 2012-06-15 | 2012-06-15 | A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202907178U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780956A (en) * | 2012-06-15 | 2012-11-14 | 李国材 | Non-plug-in type electromagnetic induction voice-frequency amplifying sound box and audio playing device |
| WO2013185524A1 (en) * | 2012-06-15 | 2013-12-19 | 威立达数码科技(深圳)有限公司 | Magnetic induction audio equipment |
-
2012
- 2012-06-15 CN CN 201220281795 patent/CN202907178U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780956A (en) * | 2012-06-15 | 2012-11-14 | 李国材 | Non-plug-in type electromagnetic induction voice-frequency amplifying sound box and audio playing device |
| WO2013185524A1 (en) * | 2012-06-15 | 2013-12-19 | 威立达数码科技(深圳)有限公司 | Magnetic induction audio equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207039884U (en) | Double voice coil double magnetic circuit partial loudspeaker | |
| CN102780956A (en) | Non-plug-in type electromagnetic induction voice-frequency amplifying sound box and audio playing device | |
| CN202907178U (en) | A non plug-in audio amplifying loudspeaker box using electromagnetic induction and an audio playing device | |
| CN203261475U (en) | Super-high pitch loudspeaker with improved high-frequency bandwidth and sensitivity | |
| CN202720891U (en) | Electromagnetic type ballad guitar sound hole pickup | |
| CN201118965Y (en) | Dual magnetic channel driven ring speaker for a mobile phone | |
| CN201667638U (en) | Audio combined playing device | |
| CN204681583U (en) | The two moving-coil unit loudspeaker of a kind of coaxial homophase | |
| CN105100999A (en) | Dual impedance earphone | |
| CN206908813U (en) | More driving ultra-thin panel full frequency speakers | |
| CN107277679A (en) | A kind of close contact wireless sound box | |
| CN202931540U (en) | Induction sound box | |
| CN204231660U (en) | A kind of superminiature moving-coil type electro-acoustic conversing device | |
| CN203243516U (en) | Linear push-pull magnetic-circuit electronic loudspeaker | |
| CN203279148U (en) | Bass frequency divider with coils | |
| CN202736283U (en) | Electro-magnetic induction audio wireless connection system | |
| CN105592377A (en) | Sport earphone | |
| CN201360334Y (en) | Telephone receiver with hearing aid coil | |
| CN101626536A (en) | Open magnetic circuit electric loudspeaker | |
| CN203301714U (en) | Mutual inductance speaker | |
| CN107517430B (en) | Double-washer micro loudspeaker | |
| CN104581576A (en) | Telephone receiver provided with improved circuit board | |
| CN203933909U (en) | A kind of surely moving double voice coil earphone horn | |
| CN207744141U (en) | A kind of voice coil | |
| CN206490813U (en) | A kind of coil magnetic field senses audio amplifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |