CN207117867U - It is a kind of can long-distance transmissions audio amplifier - Google Patents
It is a kind of can long-distance transmissions audio amplifier Download PDFInfo
- Publication number
- CN207117867U CN207117867U CN201721030093.8U CN201721030093U CN207117867U CN 207117867 U CN207117867 U CN 207117867U CN 201721030093 U CN201721030093 U CN 201721030093U CN 207117867 U CN207117867 U CN 207117867U
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- CN
- China
- Prior art keywords
- lower section
- audio amplifier
- carrying casing
- long
- distance transmissions
- 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 - Fee Related
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Abstract
The utility model discloses it is a kind of can long-distance transmissions audio amplifier, including handle, carrying casing and Bluetooth Receiver, the lower section of the handle is provided with expansion link, and expansion link is fixedly connected with carrying casing, the side of the carrying casing is provided with TF card slot, the lower section of the volume adjustment knob is provided with playing function key, the lower section of the power key is provided with USB, the lower section of the external power supply mouth is provided with microphone socket, the lower section of the special socket of musical instrument is provided with universal wheel, and the outer surface of the carrying casing is provided with protective cover.It is described in the utility model it is a kind of can long-distance transmissions audio amplifier, provided with Bluetooth Receiver, expansion link and voice coil loudspeaker voice coil, can remote wireless transmission, strong interference immunity, the free collapsing length of energy, user is facilitated to move, super large magnet steel designs, and spread scope is wider, effective de-noising, primary sound volume is lifted, different operating situation is applicable, brings more preferable prospect of the application.
Description
Technical field
The utility model is related to sound-box device field, more particularly to it is a kind of can long-distance transmissions audio amplifier.
Background technology
Audio amplifier refers to a kind of equipment that audio signal can be transformed to sound.Popular saying just refers to speaker main casing or low
Power amplifier is carried in sound receiver body, audio signal is amplified after processing and sound is played back out by audio amplifier in itself, make its sound
The change of tune is big.Audio amplifier is the terminal of whole sound system, and its effect is that audio electric energy is converted into corresponding acoustic energy, and it is radiated
Gone to space.It is the extremely important part of sound system, is responsible for the ear that electric signal is transformed into acoustical signal and supplies people
Directly listening to for task.Audio amplifier is the important component of whole sound system, so must properly treat.1st, avoid being positioned over sun
The place that light is directly exposed to the sun, heat radiation utensil, such as stove, steam heating pipe, also not be positioned over moist place beyond this point.2、
Audio amplifier should be initially switched off the power supply of amplifier before amplifier is connected to, in order to avoid damage loudspeaker.3rd, the feeder line with amplifier connects
It is safe to scoop out, and can not be fallen down when being pulled, positive-negative polarity is unable to wrong.It is thick enough to connect the feeder line of loudspeaker, it is unsuitable
It is long, in order to avoid cause to be lost and damping is degenerated.4th, it should be noted that recommendation of the impedance if appropriate for amplifier of loudspeaker.5th, no
Rated power must be exceeded to use.Otherwise tonequality can degenerate, or even damage loudspeaker.6th, shell should use cotton that is soft, drying
Wipe, not apply furniture cream or benzene, alcohols material.7th, the dust on loudspeaker surface can only be removed with banister brush, it is impossible to use dust suction
Device is absorbed.
There is the drawbacks of certain in existing audio amplifier, it is impossible to which remote wireless transmission, anti-interference are poor when in use, it is impossible to
Free collapsing length, user move inconvenient, it is impossible to effective de-noising, lift primary sound volume, resonance and echo are more, and tonequality is not full enough
It is full, bring certain influence, therefore, it is proposed that it is a kind of can long-distance transmissions audio amplifier.
Utility model content
Main purpose of the present utility model be to provide it is a kind of can long-distance transmissions audio amplifier, can effectively solve background skill
The problem of in art.
To achieve the above object, the technical scheme that the utility model is taken is：
It is a kind of can long-distance transmissions audio amplifier, including handle, carrying casing and Bluetooth Receiver, set below the handle
There is expansion link, and expansion link is fixedly connected with carrying casing, the side of the carrying casing is provided with TF card slot, and TF card slot
Lower section be provided with volume adjustment knob, the lower section of the volume adjustment knob is provided with playing function key, and under playing function key
Side is provided with power key, and the lower section of the power key is provided with USB, and the lower section of USB is provided with external power supply mouth, described outer
The lower section for connecing power port is provided with microphone socket, and the lower section of microphone socket is provided with the special socket of musical instrument, the special socket of musical instrument
Lower section be provided with universal wheel, and the side of universal wheel is provided with support feet, and the outer surface of the carrying casing is provided with protective cover, described
Bluetooth Receiver is fixedly connected with carrying casing, and the inside for carrying casing is provided with papery eardrum loudspeaker, the papery eardrum loudspeaker
Side is provided with vibrator, and the side of vibrator is provided with voice coil loudspeaker voice coil.
Preferably, the handle is fixedly connected by expansion link with carrying casing.
Preferably, the quantity of the support feet is four groups, and support feet is placed in parallel respectively.
Preferably, the playing function key is fixedly connected with carrying casing.
Preferably, the quantity of the universal wheel is two groups, and universal wheel is placed in parallel respectively.
Compared with prior art, the utility model has the advantages that：This can long-distance transmissions audio amplifier, employ
The setting of vibrator and papery eardrum loudspeaker, vibration sounding technical principle and common sound equipment paper mainly in conjunction with vibration sounding
Matter eardrum sound horn principle forms dielectric resonance mixing sound equipment, is exactly the combination of tradition commonly sound equipment and vibration sounding, sound
Matter is limpid, and supper bass effect is more notable, employs the combination of USB and TF card slot, double-core decoding, it is only necessary to song
Be placed in USB flash disk or TF card i.e. playable, the Bluetooth Receiver that inserts audio amplifier, can remote wireless transmission, strong interference immunity, entirely
Audio amplifier is simple, easy to operate, and the effect of long-distance transmissions and tonequality is more preferable relative to traditional approach.
Brief description of the drawings
Fig. 1 be the utility model it is a kind of can long-distance transmissions audio amplifier overall structure diagram.
Fig. 2 be the utility model it is a kind of can long-distance transmissions audio amplifier partial view.
In figure：1st, handle；2nd, expansion link；3rd, casing is carried；4th, TF card slot；5th, volume adjustment knob；6th, playing function
Key；7th, power key；8th, USB；9th, external power supply mouth；10th, microphone socket；11st, the special socket of musical instrument；12nd, universal wheel；13、
Support feet；14th, protective cover；15th, Bluetooth Receiver；16th, papery eardrum loudspeaker；17th, vibrator, 18, voice coil loudspeaker voice coil.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
As shown in Figure 1-2, it is a kind of can long-distance transmissions audio amplifier, including handle 1, carrying casing 3 and Bluetooth Receiver 15,
The lower section of the handle 1 is provided with expansion link 2, and expansion link 2 is fixedly connected with carrying casing 3, and the side of the carrying casing 3 is set
There is TF card slot 4, and the lower section of TF card slot 4 is provided with volume adjustment knob 5, the lower section of the volume adjustment knob 5, which is provided with, to be broadcast
Playing function key 6, and the lower section of playing function key 6 is provided with power key 7, the lower section of the power key 7 is provided with USB 8, and USB
The lower section of socket 8 is provided with external power supply mouth 9, and the lower section of the external power supply mouth 9 is provided with microphone socket 10, and microphone socket 10
Lower section is provided with the special socket 11 of musical instrument, and the lower section of the special socket 11 of musical instrument is provided with universal wheel 12, and the side of universal wheel 12
Provided with support feet 13, the outer surface of the carrying casing 3 is provided with protective cover 14, and the Bluetooth Receiver 15 and carrying casing 3 are solid
Fixed connection, and the inside for carrying casing 3 is provided with papery eardrum loudspeaker 16, the side of the papery eardrum loudspeaker 16 is provided with vibrator
17, and the side of vibrator 17 is provided with voice coil loudspeaker voice coil 18.
Wherein, the handle 1 is fixedly connected by expansion link 2 with carrying casing 3.
Wherein, the quantity of the support feet 13 is four groups, and support feet 13 is placed in parallel respectively.
Wherein, the playing function key 6 is fixedly connected with carrying casing 3.
Wherein, the quantity of the universal wheel 12 is two groups, and universal wheel 12 is placed in parallel respectively.
It should be noted that the utility model for it is a kind of can long-distance transmissions audio amplifier, when in use, voice coil loudspeaker voice coil 18 employs
Super large magnet steel designs, and spread scope is wider, effective de-noising, lifts primary sound volume, when voice coil loudspeaker voice coil 18 passes through alternating current, voice coil loudspeaker voice coil 18 is cut
The magnetic line of force is cut, voice coil loudspeaker voice coil 18 will produce motion, and the direction of motion and size change, voice coil loudspeaker voice coil according to the direction and size of input signal
18 move, just drive vibrophone, and vibrophone, will compress or stretch air, so that conduct acoustic waves, loudspeaker is with regard to that can send
Sound, the vibration sounding of vibrator 17 adds the sounding of papery eardrum loudspeaker 16, mainly in conjunction with the vibration sounding skill of vibration sounding
Art principle and common sound equipment papery eardrum sound horn principle form dielectric resonance mixing sound equipment, exactly the common sound equipment of tradition with shake
The combination of dynamic sound equipment, tonequality is limpid, and supper bass effect is more notable, employs the combination of USB 8 and TF card slot 4, double
Core decodes, it is only necessary to and song is placed on insertion audio amplifier in USB flash disk or TF card and can play, protective cover 14 is sturdy and durable, dust and moisture,
Play a part of protecting loudspeaker well, 12 wear-resisting damage tolerant of universal wheel, service life length, audio amplifier is easily walked in tow
Convenient not effort, expansion link 2 can voluntarily adjustment length, to facilitate user to coordinate universal wheel 12 to use, carrying casing 3 is preferred
Wooden casing, resonance and echo can be reduced, tonequality is full pure, Bluetooth Receiver 15, can remote wireless transmission, it is anti-interference
Property it is strong, in actual play in use, click playing function key 6 perform play song operation, continuously double-click playing function
Key 6, which performs, cuts song operation, pins playing function key 6 and does not loose one's grip, and performs the operation for playing upper one first song.It is described in the utility model
It is a kind of can long-distance transmissions audio amplifier, provided with Bluetooth Receiver 15, expansion link 2 and voice coil loudspeaker voice coil 18, can remote wireless transmission, resist
Interference is strong, and the free collapsing length of energy, facilitates user to move, and the design of super large magnet steel, spread scope is wider, effective de-noising, carries
Primary sound volume is risen, different operating situation is applicable, brings more preferable prospect of the application.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. it is a kind of can long-distance transmissions audio amplifier, including handle（1）, carrying casing（3）And Bluetooth Receiver（15）, its feature exists
In：The handle（1）Lower section be provided with expansion link（2）, and expansion link（2）With carrying casing（3）It is fixedly connected, the bearing box
Body（3）Side be provided with TF card slot（4）, and TF card slot（4）Lower section be provided with volume adjustment knob（5）, the volume tune
Save knob（5）Lower section be provided with playing function key（6）, and playing function key（6）Lower section be provided with power key（7）, the power supply
Key（7）Lower section be provided with USB（8）, and USB（8）Lower section be provided with external power supply mouth（9）, the external power supply mouth
（9）Lower section be provided with microphone socket（10）, and microphone socket（10）Lower section be provided with the special socket of musical instrument（11）, the musical instrument is special
Use socket（11）Lower section be provided with universal wheel（12）, and universal wheel（12）Side be provided with support feet（13）, the carrying casing
（3）Outer surface be provided with protective cover（14）, the Bluetooth Receiver（15）With carrying casing（3）It is fixedly connected, and carries casing
（3）Inside be provided with papery eardrum loudspeaker（16）, the papery eardrum loudspeaker（16）Side be provided with vibrator（17）, and vibrate
Device（17）Side be provided with voice coil loudspeaker voice coil（18）.
2. it is according to claim 1 it is a kind of can long-distance transmissions audio amplifier, it is characterised in that：The handle（1）By stretching
Contracting bar（2）With carrying casing（3）It is fixedly connected.
3. it is according to claim 1 it is a kind of can long-distance transmissions audio amplifier, it is characterised in that：The support feet（13）Number
Measure as four groups, and support feet（13）It is placed in parallel respectively.
4. it is according to claim 1 it is a kind of can long-distance transmissions audio amplifier, it is characterised in that：The playing function key（6）
With carrying casing（3）It is fixedly connected.
5. it is according to claim 1 it is a kind of can long-distance transmissions audio amplifier, it is characterised in that：The universal wheel（12）Number
Measure as two groups, and universal wheel（12）It is placed in parallel respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030093.8U CN207117867U (en) | 2017-08-17 | 2017-08-17 | It is a kind of can long-distance transmissions audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030093.8U CN207117867U (en) | 2017-08-17 | 2017-08-17 | It is a kind of can long-distance transmissions audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117867U true CN207117867U (en) | 2018-03-16 |
Family
ID=61579205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721030093.8U Expired - Fee Related CN207117867U (en) | 2017-08-17 | 2017-08-17 | It is a kind of can long-distance transmissions audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117867U (en) |
-
2017
- 2017-08-17 CN CN201721030093.8U patent/CN207117867U/en not_active Expired - Fee Related
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Legal Events
| 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: 20180316 Termination date: 20200817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |