CN103037284B - A kind of linear array audio amplifier - Google Patents
A kind of linear array audio amplifier Download PDFInfo
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- CN103037284B CN103037284B CN201210500134.0A CN201210500134A CN103037284B CN 103037284 B CN103037284 B CN 103037284B CN 201210500134 A CN201210500134 A CN 201210500134A CN 103037284 B CN103037284 B CN 103037284B
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- audio amplifier
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Abstract
The present invention is a kind of linear array audio amplifier, belongs to electronic technology field. existing conventional audio amplifier cannot be applied on square. the present invention is made up of in the audio amplifier of the same side by setting and the face of speaking mutually several, described two sides, each audio amplifier left and right is equipped with contiguous block near the face place of speaking, described contiguous block two ends are provided with connector structure and connecting hole, described connector structure and connecting hole are separately towards adjacent audio amplifier, connector structure on each audio amplifier is connected on the connecting hole of adjacent audio amplifier, described each audio amplifier back side is equipped with adjusting device, make the plane at the face of speaking place of these adjacent two one of them audio amplifiers of audio amplifier and the face of speaking of another audio amplifier be an angle a setting by the connection of adjusting device on adjacent two audio amplifiers. the present invention adopts after said structure, is applicable to any outdoor sports ground, occupies little space, and can accurately control the coverage rate of speaking, and effectively controls the directive property of sound, allow listen hearer and have the sensation of listening to indoor, and transport for convenience detach.
Description
Technical field
The invention belongs to electronic technology field, relate to a kind of audio amplifier, be specially a kind of linear arrayRow audio amplifier.
Background technology
Audio amplifier is a kind of equipment that audio signal is transformed into sound, is often applied to houseThe indoor places such as front yard, dance hall, KTV, cinema, speaking of audio amplifier has directive property,For asking raising tonequality, prevent audio distortions, allow and listen hearer and can distinguish from front and backLeft and right sound, generally audio amplifier is put in indoor several corners, speak facing inCentre, like this, listens hearer and has telepresenc, and true to nature, lively, have more appeal.And nowadays people have been not limited to indoorly for the use of audio amplifier, are more at familyOn outer or large-scale square, such as: concert, large-scale performance, issue on square, heldAthletic meeting or other opening ceremony etc. are held in meeting, fair on stadium, due toPlace spaciousness, everywhere without limit, if now arrange audio amplifier by indoor specification again,Sound cannot cover the whole audience, listens hearer and experiences completely less than the effect when indoor, peopleAlso attempt in different azimuth by several audio amplifier levels pile up, vertical pile formation soundWall, and increase audio amplifier power, although initial perception is earthshaking, powerful after openingOut of the ordinary, but find very soon the not only side of occupation of land but also existence interference each other of audio amplifier, makeDirective property and the coverage rate of sound are all affected, and cause tonequality to reduce, and reach not at allArrive and indoor the same effect.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed oneBe applicable to open air, take occupy a narrow space, sound directivity is stable, broad covered area and well-balancedLinear array audio amplifier.
Object of the present invention can realize by following technical proposal: a kind of linear array audio amplifier,Mutually be made up of in the audio amplifier of the same side by setting and the face of speaking several, described is everyTwo sides, individual audio amplifier left and right is equipped with contiguous block, described contiguous block two ends near the face place of speakingBe provided with connector structure and connecting hole, described connector structure and connecting hole separately towardsAdjacent audio amplifier, the connector structure on each audio amplifier is connected to the connecting hole of adjacent audio amplifierUpper, it is characterized in that, described each audio amplifier back side is equipped with adjusting device, by phaseOn adjacent two audio amplifiers, the connection of adjusting device makes going out of these adjacent two one of them audio amplifiers of audio amplifierThe plane at sound face place and the face of speaking of another audio amplifier are an angle a and arrange. This design,Several audio amplifiers are arranged in a straight line and interval tight, reduced taking up room of audio amplifier,The formation of angle a between face of speaking of adjacent two audio amplifiers makes the face of speaking form fan-shaped or arcShape, can effectively control directive property and the coverage rate of sound, makes it loose toward the direction needingCloth.
In above-mentioned a kind of linear array audio amplifier, described adjusting device comprises adjustment structureAnd adjusting rod, described adjustment structure is fixedly mounted on the audio amplifier back side, under adjustment structurePortion has the adjustment hole group one and the adjustment hole group two that are parallel to each other and longitudinally arrange, adjustment holeGroup one comprises six equidistant adjustment holes of offering, adjustment hole group two comprise five equidistantThe adjustment hole of offering and respectively horizontal correspondence adjacent two adjustment holes in above-mentioned adjustment hole group oneCentre position on, described adjusting rod lower end is hinged on the top of adjustment structure, on itAdjustment hole group in the adjustment structure that end can be articulated and connected respectively on adjacent audio amplifier one eachOn adjustment hole and adjustment hole group two each adjustment holes, wherein, when being hinged on successively adjustment holeGroup one is from bottom to top in corresponding six adjustment holes time, and above-mentioned angle a is corresponding successively: 0Degree, 2 degree, 4 degree, 6 degree, 8 degree and 10 degree, when be hinged on successively adjustment hole group two fromIn five adjustment holes of lower and upper correspondence time, above-mentioned angle a is corresponding successively: 1 degree, 3Degree, 5 degree, 7 degree and 9 degree. This structure can be by the connecting rod on audio amplifier and adjacent audio amplifierOn adjustment hole selectively connect, accurately control the number of degrees of angle a, thus changeThe speak divergence of face of fan-shaped or arc, enable voice scatters targetedly, then in conjunction with emptyBetween layout in orientation, can significantly improve the tonequality of speaking of Outdoor voice box, and useOr in transportation, if adjusting rod there is fracture or lose, also can allow this sound with substituteCase normally uses.
In above-mentioned a kind of linear array audio amplifier, described adjustment structure comprise fixed head andTwo adjustable plates that structure is identical, two described adjustable plates are just to arranging and passing through fixed headBe arranged on box back surface, described in above-mentioned adjustment hole group one and adjustment hole group two are arranged onThe bottom of adjustable plate, described adjusting rod lower end is between two adjustable plate tops and hingeConnect in succession, its upper end can extend between two adjustable plate bottoms of adjacent audio amplifier and with correspondingAdjustment hole be articulated and connected. This structure is simplified in appearance and is not fragile, even a tuneDamaging or losing appears in joint plate in use or transportation, and another adjustable plate also can be protectedDemonstrate,prove the normal use of this audio amplifier, in the time that needs transport, adjusting rod is as long as from adjacent audio amplifierDismounting, is then placed in adjusting rod two adjustable plate middle parts, so neither impactsPackaging, also reduces adjusting rod because causing corrupted or lost risk in dismounting or transportation.
In above-mentioned a kind of linear array audio amplifier, on described each voice box casing, be positioned at a left sideRight two sides is equipped with the groove matching with contiguous block, described connection near the face place of speakingPiece is fixedly mounted in recessed grain, and described connector structure comprises cavity one and is positioned at cavityConnector in one, offers the chute being communicated with cavity one, connector on cavity one wallOn be fixed with spacer pin, described spacer pin is located in chute and can be upper and lower in chuteMobile. This structure makes contiguous block and casing of loudspeaker box form entirety, so not only attractive in appearance, andAnd the design of connector structure makes connector possess Telescopic, when when dismounting, allow connectionIn indentation cavity one, do not affect packaging, be also convenient to carrying, in the time using, allow connectionHead stretches out cavity one and is connected with the connecting hole of adjacent audio amplifier.
In above-mentioned a kind of linear array audio amplifier, described audio amplifier connector and adjacent audio amplifierUpper connecting hole is articulated and connected by articulated structure.
In above-mentioned a kind of linear array audio amplifier, described articulated structure comprises latch and opensBe located at the pin-and-hole on connecting hole sidewall, described latch comprises latch body, hoodle, returnsPosition spring and bearing pin, described latch body is provided with cavity two, on cavity two bottom sidewallsBe provided with circular hole, the diameter of circular hole is less than the diameter of hoodle, the fixing peace of described return springBe contained on the bottom surface of cavity two, described bearing pin is positioned at cavity two and is fixedly mounted on backOn the spring of position, the inner side axial of bearing pin is provided with stopper slot, and stopper slot is from the inner of bearing pinTo outer end from shallow to deep, described hoodle is limited between stopper slot and circular hole. Adopt thisLatch, is convenient to locking and release between adjacent two audio amplifiers, if flicking bearing pin outer end,Bearing pin compression retracteding position spring, makes hoodle between stopper slot deep and circular hole, then willThrough hole on latch insertion connector in this state and the pin-and-hole on connecting hole, afterwardsDecontrol bearing pin outer end, bearing pin is returned to original position under return spring effect, and now hoodle is positioned atBetween stopper slot superficial part and circular hole, make hoodle lateral surface prop up the madial wall of pin-and-hole, enterEnter lock-out state, release only needs flicking bearing pin outer end, and bearing pin compression retracteding position spring, makesHoodle, between stopper slot deep and circular hole, is then extracted the latch in this state.
Compared with prior art, the present invention adopts after said structure, is applicable to any open airPlace, occupies little space, and can accurately control the coverage rate of speaking, and effectively controls the finger of soundTropism, allows and listens hearer and have the sensation of listening to indoor, but also transport for convenience detach.
Brief description of the drawings
Fig. 1 is whole structure schematic diagram of the present invention.
Fig. 2 is the structural representation before adjacent two audio amplifier assemblings in the present invention.
Fig. 3 is another structural representation before adjacent two audio amplifier assemblings in the present invention.
Fig. 4 is adjusting device structural representation in the present invention.
Fig. 5 is connecting block structure schematic diagram in the present invention.
Fig. 6 is latch structure schematic diagram in the present invention.
Fig. 7 is axially sectional structure schematic diagram of latch part in the present invention.
Fig. 8 is the angle a structural representation after adjacent two audio amplifier assemblings in the present invention.
In figure, 1, audio amplifier; 2, the face of speaking; 3, contiguous block 4, groove; 5, connectHeader structure 6, connecting hole; 7, cavity 1, connector; 9, chute; 10, limitPosition pin; 11, adjusting device; 13, adjustment structure; 14, adjusting rod; 15, fixed head;16, adjustable plate; 17, adjustment hole group one; 18, adjustment hole group 2 19, latch; 20,Pin-and-hole; 21, latch body 22, hoodle; 23, return spring; 24, bearing pin; 25,Cavity two; 26, circular hole; 27, stopper slot.
Detailed description of the invention
Below specific embodiments of the invention by reference to the accompanying drawings, to technical side of the present inventionCase is further described, but the present invention is not limited to these embodiment.
With shown in Fig. 5, a kind of linear array audio amplifier, is suffered mutually by several as shown in Figure 1, Figure 2Setting and the audio amplifier 1 of the face 2 of speaking in the same side and form, in each audio amplifier 1 left and rightTwo sides is equipped with contiguous block 3 near face 2 places of speaking, and on each audio amplifier 1 housing, is positioned atTwo sides, left and right is equipped with near face 2 places of speaking the groove 4 matching with contiguous block 3, connectsConnect piece 3 and be fixedly mounted on recessed poor 4, be provided with connector structure 5 at contiguous block 3 two endsWith connecting hole 6, connector structure 5 comprises cavity 1 and is positioned at the company of cavity 1Joint 8 offers the chute 9 being communicated with cavity 1 on cavity one 7 walls, is connectingOn 8, be fixed with spacer pin 10, spacer pin 10 is located in chute 9 and can be at chute 9In move up and down, connector 8 and connecting hole 6 are separately towards adjacent audio amplifier, Mei GeyinConnector 8 on case is connected on the connecting hole 6 of adjacent audio amplifier 1. This structure makes severalAudio amplifier 1 be arranged in a straight line and interval tight, reduced taking up room of audio amplifier 1, alsoMake contiguous block 3 and audio amplifier 1 shell form entirety, so not only attractive in appearance, and connectorThe design of structure 5 makes connector 8 possess Telescopic, when when dismounting, allows connector 8In indentation cavity 1, do not affect packaging, the carrying of being more convenient for, in the time using, allows connection8 stretch out cavity 1 is connected with the connecting hole 6 of adjacent audio amplifier 1.
As shown in Fig. 3, Fig. 4 and Fig. 8, be equipped with at each audio amplifier 1 back side and regulate dressPut 11, make this adjacent two sounds by the connection of adjusting device 11 on adjacent two audio amplifiers 1The plane at the face of speaking 2 places of case 1 one of them audio amplifier 1 and going out of another audio amplifier 1Sound face 2 is an angle a and arranges, and adjusting device 11 comprises adjustment structure 13 and adjusting rod14, adjustment structure 13 comprises fixed head 15 and two adjustable plates 16, two that structure is identicalAdjustable plate 16 is just to arranging and being arranged on box back surface adjusting rod by fixed head 1514 lower ends are between two adjustable plate 16 tops and be articulated and connected. Adjacent two audio amplifiers 1 go outBetween sound face 2 formation of angle a make the face of speaking 2 of several audio amplifiers be combined into fan-shaped orArc, can effectively control directive property and the coverage rate of sound, allows it toward the direction needingScatter, the design in adjustment structure 13 is simplified and not fragile it, even oneDamaging or losing another adjustable plate appears in adjustable plate 16 in use or transportation16 also can ensure the normal use of this audio amplifier, and in the time that needs transport, adjusting rod 14 needs onlyFrom adjacent audio amplifier 1 dismounting, then adjusting rod 14 is placed in to two adjustable plates16 middle parts, so neither impact packaging, also reduces adjusting rod 14 because of dismounting or transportedIn journey, cause corrupted or lost risk.
As shown in Figure 3, Figure 4, two adjustable plate 16 bottoms have and are parallel to each other and longitudinally establishThe adjustment hole group 1 of putting and adjustment hole group 2 18, adjustment hole group 1 comprises six etc.The adjustment hole that distance is offered, adjustment hole group 2 18 comprises five equidistant adjustment holes of offeringAnd the interposition of horizontal correspondence adjacent two adjustment holes in above-mentioned adjustment hole group 1 respectivelyBe set up, adjusting rod 14 upper ends can be able to extend into two adjustable plate 16 bottoms of adjacent audio amplifier 1Between and with corresponding adjustment hole group one 17 each adjustment holes and adjustment hole group 2 18 eachAdjustment hole is articulated and connected, wherein, right from bottom to top when being hinged on successively adjustment hole group 1In six adjustment holes of answering time, above-mentioned angle a is corresponding successively: 0 degree, 2 degree, 4 degree,6 degree, 8 degree and 10 degree are corresponding from bottom to top when being hinged on successively adjustment hole group 2 18In five adjustment holes time, above-mentioned angle a is corresponding successively: 1 degree, 3 degree, 5 degree, 7Degree and 9 degree. This structure can be by the tune on adjusting rod 14 and adjacent audio amplifier on audio amplifier 1Knothole selectively connects, and accurately controls the number of degrees of angle a, thus change fan-shaped orThe speak divergence of face 2 of arc, enable voice scatters targetedly, then in conjunction with space sideLayout on position, can significantly improve the tonequality of speaking of Outdoor voice box, and use or fortuneIn defeated process, if adjusting rod 14 there is fracture or lose, also can allow this audio amplifier with substituteNormal use.
As shown in Fig. 2, Fig. 5, Fig. 6 and Fig. 7, audio amplifier 1 connector 8 and adjacent audio amplifierOn 1, connecting hole 6 is articulated and connected by articulated structure, and articulated structure comprises latch 19 and opensBe located at the pin-and-hole 20 on connecting hole 6 sidewalls, latch 19 comprises latch body 21, hoodle22, return spring 23 and bearing pin 24 are provided with cavity 2 25, sky in latch body 21Chamber 2 25 bottom sidewalls are provided with circular hole 26, and the diameter of circular hole 26 is less than hoodle 22Diameter, return spring 23 is fixedly mounted on the bottom surface of cavity 2 25, and bearing pin 24 is positioned atIn cavity 2 25 and be fixedly mounted on return spring 23, in the interior end side surface of bearing pin 24Be axially arranged with stopper slot 27, stopper slot 27 from the inner of bearing pin 24 to outer end from shallow to deep,Hoodle 22 is limited between stopper slot 27 and circular hole 26. Adopt this latch 19, be convenient toLocking and release between adjacent two audio amplifiers 1, if flicking bearing pin 24 outer ends, bearing pin24 compression retracteding position springs 23, make hoodle 22 in stopper slot 27 deeps and circular hole 26 itBetween, then the latch in this state 19 is inserted to through hole and the connecting hole on connector 8Pin-and-hole 20 on 6, decontrols bearing pin 24 outer ends afterwards, and bearing pin 24 is at return spring 23Under effect, return to original position, now hoodle 22 between stopper slot 27 superficial parts and circular hole 26,Make hoodle 22 lateral surfaces prop up the madial wall of pin-and-hole 20, enter lock-out state, releaseOnly need flicking bearing pin 24 outer ends, bearing pin 24 compression retracteding position springs, make hoodle 22 inBetween stopper slot 27 deeps and circular hole 26, then the latch in this state 19 is extracted.
Specific embodiment described herein is only to the theory for example of the present invention's spiritBright. Those skilled in the art can be to described specific embodimentMake various amendments or supplement or adopt similar mode to substitute, but can't depart fromSpirit of the present invention or surmount the defined scope of appended claims.
Claims (3)
1. a linear array audio amplifier, is mutually close to and arranges and the audio amplifier structure of face in the same side of speaking by severalBecome, described two sides, audio amplifier left and right is equipped with contiguous block near the face place of speaking, and described contiguous block two ends are provided withConnector structure and connecting hole, described connector structure and connecting hole are separately towards adjacent audio amplifier, eachConnector structure on audio amplifier is connected on the connecting hole of adjacent audio amplifier, it is characterized in that, the described audio amplifier back of the bodyFace is equipped with adjusting device, makes these adjacent two audio amplifiers wherein by the connection of adjusting device on adjacent two audio amplifiersThe plane at the face of speaking place and the face of speaking of another audio amplifier of an audio amplifier are an angle setting; Described soundOn tank shell, be positioned at two sides, left and right and be equipped with the groove matching with contiguous block, described company near the face place of speakingConnect piece and be fixedly mounted in recessed grain, described connector structure comprises cavity one and is positioned at the connection of cavity oneHead, offers the chute being communicated with cavity one on cavity one wall, is fixed with spacer pin on connector, describedSpacer pin is located in chute and can in chute, moves up and down;
Described adjusting device comprises adjustment structure and adjusting rod, and described adjustment structure is fixedly mounted on audio amplifierOn the back side, adjustment structure bottom has the adjustment hole group one and the adjustment hole group two that are parallel to each other and longitudinally arrange,Adjustment hole group one comprises six equidistant adjustment holes of offering, and adjustment hole group two comprises five equidistant offeringOn the centre position of adjustment hole and respectively horizontal correspondence adjacent two adjustment holes in above-mentioned adjustment hole group one, described inAdjusting rod lower end be hinged on the top of adjustment structure, its upper end can be articulated and connected respectively on adjacent audio amplifierOn adjustment hole group one each adjustment hole and adjustment hole group two each adjustment holes in adjustment structure, wherein, when complying withThe inferior adjustment hole group one that is hinged on is from bottom to top in corresponding six adjustment holes time, and above-mentioned angle is corresponding successively:0 degree, 2 degree, 4 degree, 6 degree, 8 degree and 10 degree are corresponding from bottom to top when being hinged on successively adjustment hole group twoFive adjustment holes in time, above-mentioned angle is corresponding successively: 1 degree, 3 degree, 5 degree, 7 degree and 9 degree;
Described adjustment structure comprises fixed head and two adjustable plates that structure is identical, and two described adjustable plates justTo arranging and being arranged on box back surface by fixed head, above-mentioned adjustment hole group one and adjustment hole group two arrangeIn the bottom of described adjustable plate, described adjusting rod lower end is between two adjustable plate tops and hinged companyConnect, its upper end can extend between two adjustable plate bottoms of adjacent audio amplifier and with the corresponding hinged company of adjustment holeConnect.
2. a kind of linear array audio amplifier according to claim 1, is characterized in that, described audio amplifier connectsOn joint and adjacent audio amplifier, connecting hole is articulated and connected by articulated structure.
3. a kind of linear array audio amplifier according to claim 2, is characterized in that, described hinged knotStructure comprises latch and is opened in the pin-and-hole on connecting hole sidewall, described latch comprise latch body, hoodle,Return spring and bearing pin, described latch body is provided with cavity two, and cavity two bottom sidewalls are provided with circular hole,The diameter of circular hole is less than the diameter of hoodle, and described return spring is fixedly mounted on the bottom surface of cavity two, instituteThe bearing pin of stating is positioned at cavity two and is fixedly mounted on return spring, and the inner side axial of bearing pin is provided with spacingGroove, stopper slot from the inner of bearing pin to outer end from shallow to deep, described hoodle be limited in stopper slot and circular hole itBetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210500134.0A CN103037284B (en) | 2012-11-20 | 2012-11-20 | A kind of linear array audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210500134.0A CN103037284B (en) | 2012-11-20 | 2012-11-20 | A kind of linear array audio amplifier |
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| Publication Number | Publication Date |
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| CN103037284A CN103037284A (en) | 2013-04-10 |
| CN103037284B true CN103037284B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210500134.0A Active CN103037284B (en) | 2012-11-20 | 2012-11-20 | A kind of linear array audio amplifier |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014227053B4 (en) * | 2014-12-31 | 2021-05-27 | Adam Hall Gmbh | Loudspeaker box arrangement and loudspeaker box |
| US9716929B1 (en) | 2016-01-05 | 2017-07-25 | Bose Corporation | Relative positioning of speakers |
| US10334337B2 (en) | 2016-02-18 | 2019-06-25 | Bose Corporation | Speaker |
| US9794662B1 (en) | 2016-03-29 | 2017-10-17 | Bose Corporation | Connection apparatus |
| CN105939501B (en) * | 2016-06-12 | 2022-09-02 | 东莞精恒电子有限公司 | Series connection device of sound box |
| CN106507250B (en) * | 2016-12-30 | 2018-08-10 | 广州市森宝电子科技有限公司 | Convenient for adjusting the linear array speaker of monomer speaker angle |
| CN108322838A (en) * | 2018-04-18 | 2018-07-24 | 佛山市南海蜚声演出器材制造有限公司 | Linear array speaker side frame group and linear array sound box system and speaker transportation system |
| DE102019108618B3 (en) | 2019-04-02 | 2020-07-30 | TWAUDIO GmbH | speaker |
| CN110519677A (en) * | 2019-06-28 | 2019-11-29 | 周同庆 | It is a kind of effectively to get rid of the loudspeaker box arrangement method relied on field house acoustics |
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| CN1867203A (en) * | 2005-05-18 | 2006-11-22 | 迪安比声学科技股份公司 | Snap fit connection for assembly of loudspeaker boxes |
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| CN103037284A (en) | 2013-04-10 |
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