CN206585763U

CN206585763U - Outdoor performance electronic musical instrument public address set

Info

Publication number: CN206585763U
Application number: CN201720093786.5U
Authority: CN
Inventors: 马文邹
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-24
Filing date: 2017-01-24
Publication date: 2017-10-24
Anticipated expiration: 2027-01-24

Abstract

The utility model discloses a kind of outdoor performance electronic musical instrument public address set, including by supply unit, air pump, rotating disk; bass horn, loudspeaker body, protective cover, loudspeaker; control device, telescopic cylinder, base and universal wheel, the supply unit are arranged on the side of base；The rotating disk is connected by telescopic cylinder with base；The air pump is connected by wire with supply unit；The protective cover is embedded in the front and rear sides of loudspeaker body by the way of mode connects for screw；The bass horn or loudspeaker are arranged on the inside of loudspeaker body；The utility model proposes a kind of outdoor performance electronic musical instrument public address set, using audio control circuit plate, distortion can be effectively reduced；Using being reversed for loudspeaker and bass horn, and with spinfunction, it can effectively increase coverage rate.

Description

Outdoor performance electronic musical instrument public address set

Technical field

The utility model is related to a kind of electronic musical instrument public address equipment, and in particular to a kind of outdoor performance is amplified with electronic musical instrument Device, belongs to public address set technical field.

Background technology

Existing public address set is usually to use simple public address system, easy distortion, and coverage rate in use It is narrow, beat less than required effect, in order to solve the above-mentioned technical problem, Chinese Patent Application No.：201210157658.4, it is open Know clearly, including shell, the induction coil being placed in institute's shell, the preposition amplifying equalizer being connected with the induction coil and institute The audio-frequency power amplifier for stating preposition amplifying equalizer connection, the loudspeaker and power supply mould that are connected with the audio-frequency power amplifier Block, the preposition amplifying equalizer, audio-frequency power amplifier and loudspeaker are powered by power module, and the induction coil is close to The inwall of shell is set, and for sensing from outside audio electro-magnetic signal, the loudspeaker are at the opening of shell；The present invention The novel audio control device of electronic musical instrument public address equipment can effectively reduce audio distortions；There is Chinese patent application in addition Number：201220239286.5, a kind of playback equipment and its public address set are disclosed, its public address set includes multiple loudspeakers, its Described in multiple loudspeakers and playback equipment audio output connection, receive the input of same audio signal；But its is multiple Loudspeaker does not solve substantive issue, in addition, movement gets up very inconvenient.

Utility model content

To solve the above problems, the utility model proposes a kind of outdoor performance electronic musical instrument public address set, using sound Frequency control circuit plate, can effectively reduce distortion；Telescopic cylinder is pumped air into by air pump, the regulation of loudspeaker body is realized To appropriate location, rotating disk is pumped air into by conduit, 360 degree of loudspeaker body can be realized without dead angle spinning movement, The coverage rate of sound can effectively be increased, lifting audibility is reversed using loudspeaker and bass horn, and is had There is spinfunction, can effectively increase coverage rate.

Outdoor performance electronic musical instrument public address set of the present utility model, including supply unit, air pump, rotating disk are low Sound loudspeaker, loudspeaker body, protective cover, loudspeaker, control device, telescopic cylinder, base and universal wheel, the supply unit It is arranged on the side of base；The rotating disk is connected by telescopic cylinder with base；The air pump is filled by wire and power supply Put connected；The protective cover is embedded in the front and rear sides of loudspeaker body by the way of mode connects for screw；The bass horn or Loudspeaker is arranged on the inside of loudspeaker body；The control device is arranged on the side of loudspeaker body；Pass through air pump Telescopic cylinder is pumped air into, realizes that appropriate location is arrived in the regulation of loudspeaker body, rotating disk, energy is pumped air into by conduit 360 degree of loudspeaker body are enough realized without dead angle spinning movement, can effectively increase the coverage rate of sound, audibility is lifted.

As preferred embodiment, the bass horn includes dust cover, and big gun side, vibrating diaphragm, magnet ring, iron core is fixed Ring and the disc carrier that shakes；The dust cover is fixed on the top of iron core；The big gun side or vibrating diaphragm are arranged on the outside of magnet ring, described Magnet ring sets 2；The retainer ring or the disc carrier that shakes are arranged between two magnet rings.

As preferred embodiment, the control device includes display, and button, guitar/microphone input, audio is defeated Enter, debugging interface, switch, micro-chip processor, regulating circuit, Bluetooth adapter, audio control circuit plate, microphone volume, microphone Reverberation, high pitch volume, high pitch volume, volume of music, micro-chip processor described in TF necks and USB interface passes through regulating circuit and electricity Source device is connected；The guitar/microphone input, audio input, microphone volume, microphone reverberation, high pitch volume, high pitch volume or sound Musical sound amount is connected by signal wire with audio control circuit plate；The Bluetooth adapter, audio control circuit plate by interface with Micro-chip processor is connected.

As preferred embodiment, the audio control circuit plate uses AGC automatic gain control circuit modules；It is described Audio control circuit plate is fixed on by way of bonding on the inside of loudspeaker body.

As preferred embodiment, the bass horn sets 2；The two expansions bass horn amplifies in the opposite direction； The loudspeaker sets 2；Two loudspeaker amplifies in the opposite direction.

As preferred embodiment, the rotating disk is internally provided with air motor；The air motor uses model For RL059390 rotating motors.

As preferred embodiment, the universal wheel uses polyurethane rubber wheel；The universal wheel is supported on base Bottom；The universal wheel sets 4.

As preferred embodiment, the vibrating diaphragm is made of bulletproof cloth film, and the vibrating diaphragm is arranged on the outer of magnet ring Side；The vibrating diaphragm is arranged on the lower end on big gun side.

The utility model proposes a kind of outdoor performance electronic musical instrument public address set, using audio control circuit plate, energy Effectively reduce distortion；Using being reversed for loudspeaker and bass horn, and with spinfunction, it can effectively increase and cover Capping.

Brief description of the drawings

Fig. 1 is overall structure diagram of the present utility model.

Fig. 2 is bass horn structural representation of the present utility model.

Fig. 3 is control device structural representation of the present utility model.

Embodiment

Because circuit module of the present utility model belongs to prior art, will not be described in detail herein its circuit theory diagrams；Such as Fig. 1 Shown in Fig. 3, outdoor performance electronic musical instrument public address set of the present utility model, including supply unit 1, air pump 2, rotating disk 3, bass horn 4, loudspeaker body 5, protective cover 51, loudspeaker 6, control device 7, telescopic cylinder 8, base 9 and universal wheel 91, supply unit 1 is arranged on the side of base 9；Rotating disk 3 is connected by telescopic cylinder 8 with base 9；Air pump 2 passes through wire It is connected with supply unit 1；Protective cover 51 is embedded in the front and rear sides of loudspeaker body 5 by the way of mode connects for screw；Bass loudspeaker 4 or loudspeaker 6 be arranged on the inside of loudspeaker body 5；Control device 7 is arranged on the side of loudspeaker body 5；Pass through sky Air pump 2 is entered telescopic cylinder 8 by air pump, and appropriate location is arrived in the regulation of loudspeaker body, rotating disk is pumped air into by conduit, 360 degree of loudspeaker body can be realized without dead angle spinning movement, can effectively increase the coverage rate of sound, effect is listened in lifting Really.

Bass horn 4 includes dust cover 401, big gun side 402, vibrating diaphragm 403, magnet ring 404, iron core 405, the He of retainer ring 406 Shake disc carrier 407；Dust cover 401 is fixed on the top of iron core 405；Big gun side 402 or vibrating diaphragm 403 are arranged on the outer of magnet ring 404 Side, magnet ring 404 sets 2；Retainer ring 406 or the disc carrier 407 that shakes are arranged between two magnet rings 404.

Control device 7 includes display 701, button 702, guitar/microphone input 703, audio input 704, debugging interface 705, switch 706, micro-chip processor 707, regulating circuit 708, Bluetooth adapter 709, audio control circuit plate 710, microphone sound Amount 711, microphone reverberation 712, high pitch volume 713, high pitch volume 714, volume of music 715, TF necks 716 and USB interface 717 are micro- Process chip 707 is connected by regulating circuit 708 with supply unit 1；Guitar/microphone input 703, audio input 704, microphone sound Amount 711, microphone reverberation 712, high pitch volume 713, high pitch volume 714 or volume of music 715 pass through signal wire and audio frequency control electricity Road plate 710 is connected；Bluetooth adapter 709, audio control circuit plate 710 is connected by interface with micro-chip processor 707.

Audio control circuit plate 710 uses AGC automatic gain control circuit modules；Audio control circuit plate 710 passes through viscous The mode connect is fixed on the inner side of loudspeaker body 1.

Bass horn 4 sets 2；Two expansion bass horns 4 amplify in the opposite direction；Loudspeaker 6 sets 2；Two high pitch loudspeakers 6 amplify it is in opposite direction.

Rotating disk 3 is internally provided with air motor；Air motor uses model RL059390 rotating motors.

Universal wheel 91 uses polyurethane rubber wheel；Universal wheel 91 is supported on the bottom of base 9；Universal wheel 91 sets 4.

Vibrating diaphragm 403 is made of bulletproof cloth film, and vibrating diaphragm 403 is arranged on the outside of magnet ring 404；Vibrating diaphragm 403 is arranged on big gun The lower end on side 402.

The utility model uses audio control circuit plate, can effectively reduce distortion；Pumped air into by air pump flexible Cylinder, realizes that appropriate location is arrived in the regulation of loudspeaker body, pumps air into rotating disk by conduit, can realize loudspeaker sheet 360 degree of body can effectively increase the coverage rate of sound without dead angle spinning movement, and lifting audibility uses loudspeaker and low Sound loudspeaker are reversed, and with spinfunction, can effectively increase coverage rate.

Claims

1. electronic musical instrument public address set is used in performance outside Room, it is characterised in that：Including supply unit, air pump, rotating disk, bass loudspeaker , loudspeaker body, protective cover, loudspeaker, control device, telescopic cylinder, base and universal wheel, the supply unit setting In the side of base；The rotating disk is connected by telescopic cylinder with base；The air pump passes through wire and supply unit phase Even；The protective cover is embedded in the front and rear sides of loudspeaker body by the way of mode connects for screw；The bass horn or high pitch Loudspeaker are arranged on the inside of loudspeaker body；The control device is arranged on the side of loudspeaker body.

2. outdoor performance electronic musical instrument public address set according to claim 1, it is characterised in that：The bass horn includes Dust cover, big gun side, vibrating diaphragm, magnet ring, iron core, retainer ring and the disc carrier that shakes；The dust cover is fixed on the top of iron core；It is described Big gun side or vibrating diaphragm are arranged on the outside of magnet ring, and the magnet ring sets 2；The retainer ring or the disc carrier that shakes are arranged on two magnetic Between iron hoop.

3. outdoor performance electronic musical instrument public address set according to claim 1, it is characterised in that：The control device includes Display, button, guitar/microphone input, audio input, debugging interface, switch, micro-chip processor, regulating circuit, bluetooth adaptation Device, audio control circuit plate, microphone volume, microphone reverberation, high pitch volume, high pitch volume, volume of music, TF necks and USB connect The mouth micro-chip processor is connected by regulating circuit with supply unit；The guitar/microphone input, audio input, microphone sound Amount, microphone reverberation, high pitch volume, high pitch volume or volume of music are connected by signal wire with audio control circuit plate；The indigo plant Tooth adapter, audio control circuit plate is connected by interface with micro-chip processor.

4. outdoor performance electronic musical instrument public address set according to claim 3, it is characterised in that the audio control circuit Plate uses AGC automatic gain control circuit modules；The audio control circuit plate is fixed on loudspeaker sheet by way of bonding Internal side.

5. outdoor performance electronic musical instrument public address set according to claim 1, it is characterised in that：The bass horn is set 2；The two expansions bass horn amplifies in the opposite direction；The loudspeaker sets 2；Two loudspeaker amplifies direction phase Instead.

6. outdoor performance electronic musical instrument public address set according to claim 1, it is characterised in that：Set inside the rotating disk It is equipped with air motor；The air motor uses model RL059390 rotating motors.

7. outdoor performance electronic musical instrument public address set according to claim 1, it is characterised in that：The universal wheel is using poly- Urethane rubber wheel；The universal wheel is supported on the bottom of base；The universal wheel sets 4.

8. outdoor performance electronic musical instrument public address set according to claim 2, it is characterised in that：The vibrating diaphragm is using shellproof Cloth film is made, and the vibrating diaphragm is arranged on the outside of magnet ring；The vibrating diaphragm is arranged on the lower end on big gun side.