CN109379668B - A kind of rechargeable speaker of magnetic suspension - Google Patents

A kind of rechargeable speaker of magnetic suspension Download PDF

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Publication number
CN109379668B
CN109379668B CN201811547154.7A CN201811547154A CN109379668B CN 109379668 B CN109379668 B CN 109379668B CN 201811547154 A CN201811547154 A CN 201811547154A CN 109379668 B CN109379668 B CN 109379668B
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China
Prior art keywords
pedestal
head unit
dust
magnetic
speaker
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CN201811547154.7A
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CN109379668A (en
Inventor
路尚润
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Macodo Electronics (Nantong) Co.,Ltd.
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路尚润
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Priority to CN201811547154.7A priority Critical patent/CN109379668B/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics

Abstract

The invention discloses a kind of rechargeable speakers of magnetic suspension, are related to magnetic suspension sound box technical field, including pedestal, and the top of the pedestal is equipped with head unit, and the inside of the head unit is equipped with dedusting mechanism, and the inside of pedestal is equipped with regulating mechanism.The rechargeable speaker of the magnetic suspension, user of service turns rotating bar when dedusting, rotate rotating bar band moving magnet plate, the first adjustable spring is stretched using the magnetic force of magnetic sheet, it gets rid of later, movable plate and support panel vibration are driven using the screen resilience of the first adjustable spring, support plate is set to drive adsorption cotton vibration, shake off the dust of adsorption cotton outer surface, it utilizes simultaneously and utilizes vibration, the dust of speaker internal circuit board outer surface is set to resonate, last blower work, the dust inside circuit board installation bin is sucked out by siphunculus and conduit, it is discharged from dust flue, its entirety is set to can be realized the automatic cleaning to speaker internal dust, it avoids heaping dust, dust is vibrated with sound, influence the sound quality of speaker entirety.

Description

A kind of rechargeable speaker of magnetic suspension
Technical field
The present invention relates to magnetic suspension sound box technical field, specially a kind of rechargeable speaker of magnetic suspension.
Background technique
Magnetic suspension sound equipment overturns traditional sound equipment image, is vacantly floated sound equipment by electromagnetic force, magnetic suspension sound box combination people The cutting edge technology of the multiple ambits of class science model merges electronics electroacoustic, space air-flow, electromagnetic force field, less radio-frequency, people The technologies such as machine interaction manipulation are integrated.
With the development of the society, people yearn for, life is more colourful, and song and dance is as a kind of amusement shape for spreading thousands of years Formula gos deep into the life of people of all nationalities, but continuously improves with the needs of people with progress, sound system with the development of science and technology With it is perfect, but it is internal in the long-time use process of magnetic suspension sound box can inevitably heap dust, dust is vibrated with sound, shadow The sound quality of resonant case entirety, for this purpose, we provide a kind of rechargeable speakers of magnetic suspension to solve the problems, such as this.
Summary of the invention
The object of the invention is in order to make up for the deficiencies of the prior art, provide a kind of rechargeable speaker of magnetic suspension, it Have the advantages that can be realized and speaker internal dust is cleared up automatically, solves in the long-time use process of magnetic suspension sound box The problem of portion can inevitably heap dust, and dust is vibrated with sound, influence the sound quality of speaker entirety.
The present invention is in order to solve the above technical problems, provide the following technical solutions: a kind of rechargeable speaker of magnetic suspension, including bottom Seat, the top of the pedestal are equipped with head unit, and the inside of the head unit is equipped with dedusting mechanism, and the inside of the pedestal is pacified Equipped with regulating mechanism.
The dedusting mechanism include movable plate, the first adjustable spring, turntable, rotating bar, first bearing, magnetic sheet, soundproof plate, Loudspeaker, support plate, adsorption cotton, fixed link, siphunculus, blower, dust flue, partition, conduit, circuit board installation bin and the second flexible bullet Spring.
The regulating mechanism includes magnetic suspended basement ontology, the first runner, annular groove, the second runner, rotating electric machine, biography Dynamic band, swingle, second bearing and sliding block.
Further, there are two loudspeaker, the inside of the head unit is fixed to be connected for the inner sidewall installation of the head unit Be connected to soundproof plate compatible with head unit, the right side of the soundproof plate be fixedly connected with it is compatible with head unit every Plate, the upper surface of the partition are fixedly connected with circuit board installation bin, and the inner wall of the circuit board installation bin is fixedly connected with two The inside of a symmetrical fixed link, the circuit board installation bin is equipped with movable plate, and the bottom surface of the movable plate is fixedly connected with Two symmetrical support plates, two movable plate one sides close to each other are fixedly connected to adsorption cotton, the activity The upper surface of plate is fixedly connected there are two the second symmetrical adjustable spring, the top of two second adjustable springs respectively with The bottom surface of two fixed links is fixedly connected, and it is flexible that first be spaced substantially equidistant is fixedly connected in the middle part of the movable plate upper surface Spring, the top of the movable plate are equipped with magnetic sheet, and the upper surface of the magnetic sheet is fixedly connected with rotating bar, the circuit board installation The upper surface in storehouse is fixed to be inlaid with first bearing, and the top of the first bearing through head unit and extends to head unit Outside, the top of the rotating bar is through first bearing and extends to the outside of head unit, the inner ring of the first bearing with The outer surface of rotating bar is fixedly connected, and the bottom surface of the partition is fixedly connected with siphunculus, and the bottom surface of the circuit board installation bin is solid Surely it is communicated with the conduit being spaced substantially equidistant, the bottom end of each conduit runs through partition and is connected with siphunculus, the sound equipment The inner bottom wall of ontology is fixedly connected with blower, and the input terminal of the blower is connected with siphunculus, and the output end of the blower is fixed It is communicated with dust flue, the right end of the dust flue runs through head unit and extends to the outside of head unit.
By using above-mentioned technical proposal, effectively speaker internal dust can be removed, avoid heap dust, dust with Sound vibrates together, influences the sound quality of speaker entirety.
Further, the inside of the pedestal is equipped with magnetic suspended basement ontology, and the top of the magnetic suspended basement ontology is passed through It wears pedestal and extends to the outside of pedestal, the outer surface of magnetic suspended basement ontology bottom end is fixedly connected there are two symmetrical Sliding block, the inner sidewall of the pedestal offer annular groove, and two sliding blocks are connected to the inside of annular groove, the magnetic The bottom surface of suspension base body is fixedly connected with swingle, and the inner bottom wall fixation of the pedestal is inlaid with second bearing, the rotation The bottom end of bull stick is fixedly connected with the inner ring of second bearing, and the outer surface of the swingle is arranged by the second runner, and described first The inner ring of runner is fixedly connected with the outer surface of swingle, and the inner bottom wall of the pedestal is fixedly connected with rotating electric machine, the rotation The deceleration end of rotating motor is fixedly connected with the second runner, and second runner is sequentially connected by transmission belt and the first runner.
By using above-mentioned technical proposal, in the case where speaker body rotation, makes magnetic suspended basement ontology while rotating, Speaker is set to rotate broadcasting music, 360 ° of sound seamless, no directions increase sound transmission effect.
Further, four edges of the base end face are fixedly connected to non-slip mat, each non-slip mat Bottom surface offers anti-skid chequer, and the upper surface of the rotating bar is fixedly connected with turntable, and the diameter value of the turntable is greater than rotation The diameter value of bar, the front of the pedestal are fixedly connected with operation instruction plate, and the operation instruction plate is in rectangular shape.
It by using above-mentioned technical proposal, can effectively increase the frictional force between base end face and ground, improve sound The stability of case entirety avoids causing speaker to slide on ground because unexpected in use, and personnel easy to use turn rotation Bar improves stealthy whole using effect, can effectively remind user of service to operate according to correct method, avoid because of behaviour Make the improper damage for leading to speaker.
Compared with prior art, the rechargeable speaker of the magnetic suspension have it is following the utility model has the advantages that
1, the present invention passes through the setting of non-slip mat and anti-skid chequer, can effectively increase rubbing between base end face and ground Power is wiped, the stability of speaker entirety is improved, avoids causing speaker to slide on ground because unexpected in use, passes through turntable Setting, personnel easy to use turn rotating bar and improve stealthy whole using effect.
2, the present invention passes through the setting of operation instruction plate, and user of service can effectively be reminded to carry out according to correct method Operation, avoids the damage for leading to speaker because of misoperation.
3, the present invention passes through the setting of magnetic suspended basement ontology, rotating electric machine, transmission belt, swingle, and rotating electric machine rotates, It being rotated by transmission belt, transmission belt drives swingle rotation, and swingle drives the magnetic suspended basement ontology on its top to be rotated, In the case where realizing speaker body rotation, makes magnetic suspended basement ontology while rotating, speaker is enable to rotate broadcasting music, Increase sound transmission effect.
4, the present invention by rotating bar, magnetic sheet, the first adjustable spring, movable plate, support plate, adsorption cotton, conduit, siphunculus, The setting of blower and dust flue, speaker can adsorb the dust of internal floating using rear adsorption cotton for a long time, when dedusting, user of service It turns rotating bar, rotate rotating bar band moving magnet plate, stretch the first adjustable spring using the magnetic force of magnetic sheet, get rid of, utilize later The screen resilience of first adjustable spring drives movable plate and support panel vibration, so that support plate is driven adsorption cotton vibration, shakes off adsorption cotton The dust of outer surface, while using using vibration, so that the dust of speaker internal circuit board outer surface is resonated, last fanman Make, the dust inside circuit board installation bin is sucked out by siphunculus and conduit, is discharged from dust flue, can be realized its entirety pair The automatic cleaning of speaker internal dust avoids heaping dust, and dust is vibrated with sound, influences the sound quality of speaker entirety.
Detailed description of the invention
Fig. 1 is speaker body front view of the present invention;
Fig. 2 is speaker body side view cutaway drawing of the present invention;
Fig. 3 is pedestal cross-sectional view of the present invention;
Fig. 4 is pedestal bottom view of the present invention.
In figure: 1- pedestal, 2- dedusting mechanism, 201- movable plate, the first adjustable spring of 202-, 203- turntable, 204- rotation Bar, 205- first bearing, 206- magnetic sheet, 207- soundproof plate, 208- loudspeaker, 209- support plate, 210- adsorption cotton, 211- are fixed Bar, 212- siphunculus, 213- blower, 214- dust flue, 215- partition, 216- conduit, 217- circuit board installation bin, 218- second stretch Contracting spring, 3- regulating mechanism, 301- magnetic suspended basement ontology, the first runner of 302-, 303- annular groove, the second runner of 304-, 305- rotating electric machine, 306- transmission belt, 307- swingle, 308- second bearing, 309- sliding block, 4- head unit, 5- operation refer to Show plate, 6- non-slip mat, 7- anti-skid chequer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of rechargeable speaker of magnetic suspension, including pedestal 1, bottom The top of seat 1 is equipped with head unit 4, and the inside of head unit 4 is equipped with dedusting mechanism 2, and the inside of pedestal 1 is equipped with regulating mechanism 3。
Dedusting mechanism 2 include movable plate 201, the first adjustable spring 202, turntable 203, rotating bar 204, first bearing 205, Magnetic sheet 206, soundproof plate 207, loudspeaker 208, support plate 209, adsorption cotton 210, fixed link 211, siphunculus 212, blower 213, dust discharge Pipe 214, partition 215, conduit 216, circuit board installation bin 217 and the second adjustable spring 218.
Regulating mechanism 3 includes magnetic suspended basement ontology 301, the first runner 302, annular groove 303, the second runner 304, rotation Rotating motor 305, transmission belt 306, swingle 307, second bearing 308 and sliding block 309.
Further, there are two loudspeaker 208 for the inner sidewall installation of head unit 4, and the inside of head unit 4 is fixedly connected with Soundproof plate 207 compatible with head unit 4, the right side of soundproof plate 207 be fixedly connected with it is compatible with head unit 4 every Plate 215, the upper surface of partition 215 are fixedly connected with circuit board installation bin 217, and the inner wall of circuit board installation bin 217 is fixedly connected There are two symmetrical fixed link 211, the inside of circuit board installation bin 217 is equipped with movable plate 201, and the bottom surface of movable plate 201 is solid There are two symmetrical support plate 209, two one sides close to each other of movable plate 201 are fixedly connected to adsorption cotton for fixed connection 210, the upper surface of movable plate 210 is fixedly connected there are two the second symmetrical adjustable spring 218, two the second adjustable springs 218 top is fixedly connected with the bottom surface of two fixed links 211 respectively, and movable plate is fixedly connected in the middle part of 201 upper surface The top of first adjustable spring 202 of distance arrangement, movable plate 201 is equipped with magnetic sheet 206, and the upper surface of magnetic sheet 206 is fixedly connected There is rotating bar 204, the upper surface fixation of circuit board installation bin 217 is inlaid with first bearing 205, and the top of first bearing 205 is passed through It wears head unit 4 and extends to the outside of head unit 4, the top of rotating bar 204 through first bearing 205 and extends to sound equipment The inner ring of the outside of ontology 4, first bearing 205 is fixedly connected with the outer surface of rotating bar 204, and the bottom surface of partition 215 is fixed to be connected It is connected to siphunculus 212, the bottom surface fixation of circuit board installation bin 217 is communicated with the conduit 216 being spaced substantially equidistant, each conduit 216 Bottom end runs through partition 215 and is connected with siphunculus 212, and the inner bottom wall of head unit 4 is fixedly connected with blower 213, blower 213 Input terminal be connected with siphunculus 212, the fixation of the output end of blower 213 is communicated with dust flue 214, and the right end of dust flue 214 passes through It wears head unit 4 and extends to the outside of head unit 4, can effectively remove speaker internal dust, avoid heaping dust, Dust is vibrated with sound, influences the sound quality of speaker entirety.
Further, the inside of pedestal 1 is equipped with magnetic suspended basement ontology 301, and the top of magnetic suspended basement ontology 301 is run through Pedestal 1 and the outside for extending to pedestal 1, the outer surface of 301 bottom end of magnetic suspended basement ontology are fixedly connected there are two symmetrical Sliding block 309, the inner sidewall of pedestal 1 offer annular groove 303, and two sliding blocks 309 are connected to the inside of annular groove 303, The bottom surface of magnetic suspended basement ontology 301 is fixedly connected with swingle 307, and the inner bottom wall fixation of pedestal 1 is inlaid with second bearing 308, the bottom end of swingle 307 is fixedly connected with the inner ring of second bearing 308, and the outer surface of swingle 307 is arranged by second turn Wheel 304, the inner ring of the first runner 302 is fixedly connected with the outer surface of swingle 307, and the inner bottom wall of pedestal 1 is fixedly connected with rotation Rotating motor 305, the deceleration end of rotating electric machine 305 are fixedly connected with the second runner 304, the second runner 304 by transmission belt 306 with The transmission connection of first runner 302, in the case where 4 rotation of speaker body, makes magnetic suspended basement ontology 301 while rotating, make sound Case can rotate broadcasting music, and 360 ° of sound seamless, no directions increase sound transmission effect.
Further, four edges of 1 bottom surface of pedestal are fixedly connected to non-slip mat 6, and the bottom surface of each non-slip mat 6 is equal Anti-skid chequer 7 is offered, the frictional force between 1 bottom surface of pedestal and ground can be effectively increased, improves the stability of speaker entirety, It avoids causing speaker to slide on ground because unexpected in use.
Further, the upper surface of rotating bar 204 is fixedly connected with turntable 203, and the diameter value of turntable 203 is greater than rotating bar 204 diameter value, personnel easy to use turn rotating bar 204. and improve stealthy whole using effect.
Further, the front of pedestal 1 is fixedly connected with operation instruction plate 5, and operation instruction plate 5 is in rectangular shape, Neng Gouyou The prompting user of service of effect operates according to correct method, avoids the damage for leading to speaker because of misoperation.
Working principle: rotating electric machine 305 and blower 213 are connected with mobile power source respectively, and rotating electric machine 305 rotates, It is rotated by transmission belt 306, transmission belt 306 drives swingle 307 to rotate, and swingle 307 drives the magnetic suspended basement on its top Ontology 301 is rotated, to make magnetic suspended basement ontology 301 in the case where realizing 4 rotation of speaker body while rotate, make Speaker can rotate broadcasting music, and 360 ° of sound seamless, no directions increase sound transmission effect, and then speaker uses for a long time Adsorption cotton 210 can adsorb the dust of internal floating afterwards, and when dedusting, user of service turns rotating bar 204, drives rotating bar 204 Magnetic sheet 206 rotates, and stretches the first adjustable spring 202 using the magnetic force of magnetic sheet 206, gets rid of later, utilize the first adjustable spring 202 Screen resilience drive movable plate 201 and support plate 209 to vibrate, make support plate 209 that adsorption cotton 210 be driven to vibrate, shake off adsorption cotton The dust of 210 outer surfaces, while using using vibration, so that the dust of speaker internal circuit board outer surface is resonated, last wind Machine 213 works, and the dust inside circuit board installation bin 217 is sucked out by siphunculus 212 and conduit 216, from 214 row of dust flue Out, so that its entirety is can be realized the automatic cleaning to speaker internal dust, avoid heaping dust, dust is vibrated with sound, Influence the sound quality of speaker entirety.
In the description of the present invention, the terms "include", "comprise" or its any other variant are intended to nonexcludability Include so that include a series of elements process, method, article or equipment not only include those elements, but also Including other elements that are not explicitly listed, or further include for this process, method, article or equipment intrinsic want Element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that including institute State in the process, method, article or equipment of element that there is also other identical elements.It should be noted that, in this document, all As the relational terms of " first ", " second " or the like are used merely to an entity or operation and another entity or operating space It separates, without necessarily requiring or implying between these entities or operation, there are any actual relationship or orders.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (2)

1. the top of a kind of rechargeable speaker of magnetic suspension, including pedestal (1), the pedestal (1) is equipped with head unit (4), special Sign is: the inside of the head unit (4) is equipped with dedusting mechanism (2), and the inside of the pedestal (1) is equipped with regulating mechanism (3);
The dedusting mechanism (2) includes movable plate (201), the first adjustable spring (202), turntable (203), rotating bar (204), One bearing (205), magnetic sheet (206), soundproof plate (207), loudspeaker (208), support plate (209), adsorption cotton (210), fixed link (211), siphunculus (212), blower (213), dust flue (214), partition (215), conduit (216), circuit board installation bin (217) and Second adjustable spring (218);
The regulating mechanism (3) includes magnetic suspended basement ontology (301), the first runner (302), annular groove (303), second turn Take turns (304), rotating electric machine (305), transmission belt (306), swingle (307), second bearing (308) and sliding block (309), the sound There are two loudspeaker (208) for the inner sidewall installation of sound ontology (4), and the inside of the head unit (4) is fixedly connected with and sound equipment sheet The compatible soundproof plate (207) of body (4), the right side of the soundproof plate (207) is fixedly connected with to be adapted with head unit (4) Partition (215), the upper surface of the partition (215) is fixedly connected with circuit board installation bin (217), the circuit board installation bin (217) inner wall is fixedly connected there are two symmetrical fixed link (211), and the inside of the circuit board installation bin (217) is equipped with Movable plate (201), the bottom surface of the movable plate (201) are fixedly connected with two work there are two symmetrical support plate (209) Movable plate (201) one side close to each other is fixedly connected to adsorption cotton (210), and the upper surface of the movable plate (210) is fixed Connection there are two symmetrical the second adjustable spring (218), the top of two second adjustable springs (218) respectively with two The bottom surface of fixed link (211) is fixedly connected, and be spaced substantially equidistant is fixedly connected in the middle part of movable plate (201) upper surface The top of one adjustable spring (202), the movable plate (201) is equipped with magnetic sheet (206), and the upper surface of the magnetic sheet (206) is fixed It being connected with rotating bar (204), the fixation of the upper surface of the circuit board installation bin (217) is inlaid with first bearing (205), and described the The top of one bearing (205) runs through head unit (4) and extends to the outside of head unit (4), the top of the rotating bar (204) End runs through first bearing (205) and extends to the outside of head unit (4), the inner ring and rotating bar of the first bearing (205) (204) outer surface is fixedly connected, and the bottom surface of the partition (215) is fixedly connected with siphunculus (212), the circuit board installation bin (217) bottom surface fixation is communicated with the conduit (216) being spaced substantially equidistant, and partition is run through in the bottom end of each conduit (216) (215) and with siphunculus (212) it is connected, the inner bottom wall of the head unit (4) is fixedly connected with blower (213), the blower (213) input terminal is connected with siphunculus (212), and the output end fixation of the blower (213) is communicated with dust flue (214), institute The right end of dust flue (214) is stated through head unit (4) and extends to the outside of head unit (4), the inside of the pedestal (1) Equipped with magnetic suspended basement ontology (301), the top of the magnetic suspended basement ontology (301) through pedestal (1) and extends to pedestal (1) outside, the outer surface of magnetic suspended basement ontology (301) bottom end are fixedly connected there are two symmetrical sliding block (309), The inner sidewall of the pedestal (1) offers annular groove (303), and two sliding blocks (309) are connected to annular groove (303) Inside, the bottom surface of the magnetic suspended basement ontology (301) is fixedly connected with swingle (307), the inner bottom wall of the pedestal (1) Fixation is inlaid with second bearing (308), and the bottom end of the swingle (307) is fixedly connected with the inner ring of second bearing (308), institute The outer surface for stating swingle (307) is arranged by the second runner (304), the inner ring of first runner (302) and swingle (307) Outer surface be fixedly connected, the inner bottom wall of the pedestal (1) is fixedly connected with rotating electric machine (305), the rotating electric machine (305) Deceleration end be fixedly connected with the second runner (304), second runner (304) passes through transmission belt (306) and the first runner (302) it is sequentially connected.
2. the rechargeable speaker of a kind of magnetic suspension according to claim 1, it is characterised in that: the four of pedestal (1) bottom surface A edge is fixedly connected to non-slip mat (6), and the bottom surface of each non-slip mat (6) offers anti-skid chequer, the rotation The upper surface of bar (204) is fixedly connected with turntable (203), and the diameter value of the turntable (203) is greater than the diameter of rotating bar (204) Value, the front of the pedestal (1) are fixedly connected with operation instruction plate (5), and the operation instruction plate (5) is in rectangular shape.
CN201811547154.7A 2018-12-18 2018-12-18 A kind of rechargeable speaker of magnetic suspension Active CN109379668B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811547154.7A CN109379668B (en) 2018-12-18 2018-12-18 A kind of rechargeable speaker of magnetic suspension

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Application Number Priority Date Filing Date Title
CN201811547154.7A CN109379668B (en) 2018-12-18 2018-12-18 A kind of rechargeable speaker of magnetic suspension

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CN109379668A CN109379668A (en) 2019-02-22
CN109379668B true CN109379668B (en) 2019-09-24

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CN108900937A (en) * 2018-09-29 2018-11-27 安徽兆拓新能源科技有限公司 A kind of multifunctional sound box in intelligentized Furniture

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Publication number Priority date Publication date Assignee Title
CN204069288U (en) * 2014-09-30 2014-12-31 罗挺 Magnetic suspension sound box
CN207053703U (en) * 2017-08-02 2018-02-27 广州市明歌电子科技有限公司 A kind of Novel seismic-proof moves dedusting sound equipment
CN207622149U (en) * 2017-11-04 2018-07-17 天津玮志环保科技有限公司 A kind of Multifunctional air clarifying device
CN208143425U (en) * 2017-12-11 2018-11-23 惠州市粤伦音箱制品有限公司 A kind of Baffle Box of Bluetooth shatter-resistant protective shell
CN207560254U (en) * 2017-12-25 2018-06-29 广州市骏创音响设备有限公司 A kind of dust guard of power amplifier
CN207652624U (en) * 2018-01-03 2018-07-24 深圳市雅乐电子有限公司 A kind of portable audio
CN108401198A (en) * 2018-04-19 2018-08-14 湖州坚美电声元件有限公司 A kind of large size sound equipment special converter case
CN208128503U (en) * 2018-04-25 2018-11-20 江苏君厚科技有限公司 A kind of integrated multimedia sound equipment
CN108762447A (en) * 2018-06-05 2018-11-06 荆门畅享光年机电技术服务有限公司 A kind of computer host box cooling mechanism with dust reduction capability
CN108540879A (en) * 2018-06-12 2018-09-14 湖州风雷九洲酒店管理有限公司 A kind of sound equipment for smart home
CN108900937A (en) * 2018-09-29 2018-11-27 安徽兆拓新能源科技有限公司 A kind of multifunctional sound box in intelligentized Furniture

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