CN204350265U - Multi-channel audio system - Google Patents
Multi-channel audio system Download PDFInfo
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- CN204350265U CN204350265U CN201520014440.2U CN201520014440U CN204350265U CN 204350265 U CN204350265 U CN 204350265U CN 201520014440 U CN201520014440 U CN 201520014440U CN 204350265 U CN204350265 U CN 204350265U
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- China
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- arm
- rearmounted
- chair back
- audio amplifier
- connecting plate
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Abstract
A kind of multi-channel audio system, comprises two front loudspeakers, two rearmounted loud speakers, a center loudspeaker and subwoofers; Also comprise the rearmounted acoustics that can be arranged on the chair back, described rearmounted acoustics comprises rearmounted audio amplifier, support arm and fixed band; Described two rearmounted loud speakers are placed in the audio amplifier cavity volume at the two ends of rearmounted audio amplifier respectively, and the bottom of described rearmounted audio amplifier is connected with support arm straight down; Described support arm is provided with can around the chair back, be bundled on the chair back by support arm, makes rearmounted audio amplifier hang fixed band above as the chair back.The beneficial effects of the utility model are: be easy to put and transport storage, save space and make user have better audio visual effect.
Description
technical fieldthe present invention relates to each speaker volume arrangement of stereo, particularly relate to audio amplifier arrangement and the device thereof of multi-channel system stereo set.
background technologythe multi-channel audio system of prior art, as cinema or home theater widely use the multichannel surround sound sound system of 5.1 sound channels, contains two preposition audio amplifiers, two rearmounted audio amplifiers, a mid-surrounding sound speaker and a supper bass big gun audio amplifier; In order to obtain good audio visual effect, it is put principle and is: two preposition audio amplifiers should in mode in one line in the face of viewer put, and left and right places one respectively, and rearmounted audio amplifier pendulum is in the left and right sides of viewer.Widely used 5.1 sound channel stereo sets now, preposition audio amplifier mostly is and is directly placed on desk, center-channel speaker is also placed on desk, rearmounted audio amplifier lands or follows closely on the wall, physically independent mutually between each audio amplifier, causes whole system too scattered, unsightly, install complicated, take up an area space greatly, wiring trouble etc.
summary of the inventionthe technical problem to be solved in the present invention is to avoid above-mentioned the deficiencies in the prior art part and designs a kind of multi-channel audio system of production, solves prior art audio amplifier and places problems such as being not suitable for and facilitating.
The present invention solves the problems of the technologies described above the technical scheme proposed to be, a kind of multi-channel audio system, comprises two front loudspeakers, two rearmounted loud speakers, a center loudspeaker and subwoofers; Also comprise the rearmounted acoustics that can be arranged on the chair back, described rearmounted acoustics comprises rearmounted audio amplifier, support arm and fixed band; The two ends of described rearmounted audio amplifier be audio amplifier cavity volume for accommodating two rearmounted loud speakers, the bottom of described rearmounted audio amplifier is connected with support arm straight down; Described support arm is provided with can around the chair back, be bundled on the chair back by support arm, makes rearmounted audio amplifier hang fixed band above as the chair back.
Put in the rear on the support arm between audio amplifier and fixed band and be also provided with outward extending stator, when support arm is bundled in the chair back by described fixed band, on this support arm, outwardly directed stator is stuck in chair back upper end just.
Described fixed band comprises the two panels hinge being connected to support arm left and right side by rotating shaft, and described each hinge can rotate around its connection rotating shaft; Wherein a hinge be connected to away from supporting arm side the telescopic elastic band made with elastomeric material, this elastic band other end is provided with a buckle; Another hinge is provided with the hole clipping allowing the buckle of described elastic band snap in.
Described stator is that elastic metallic material is made, with two fixing sheet metals referred to; Described two fixing fingers, in U-shaped or Y-shaped structure, when stator is stuck in chair back upper end, impose on external force to two fixing fingers of stator, and its fixing finger finger tip is closely buckled on the chair back with being bent downwardly.
Described elastic webbing is also provided with the adjusting button regulating himself length.
Also comprise the preposition acoustics for being placed on display rear, described preposition acoustics comprises base, connecting plate and three linking arms, in the draw-in groove of described connecting plate lower end snugly intercalation on base, one end of described three linking arms connects the audio amplifier being equipped with front loudspeakers and center loudspeaker respectively, the other end of each linking arm is connected to arranged on left and right sides and the top of connecting plate, when preposition acoustics is positioned over display rear, described front loudspeakers and center loudspeaker are just outstanding in the left and right of this display and upper end respectively.Described connecting plate is flat shell; Described each linking arm comprises outer arm and the inner arm of cavity body structure, and inner arm is movably in nested outer arm; Described each outer arm one end embeds the junction of the connecting plate of flat shell, is rotatably connected on connecting plate by rotating shaft; Described inner arm, from the other end external part of each outer arm, connects with the audio amplifier of corresponding front loudspeakers or center loudspeaker; Impose on the relative position of external force push-and-pull inner arm in outer arm, just the length of adjustable linking arm.
The inner chamber of described inner arm is separated into two radial cavity volumes, the Location resilient piece of the U-shaped that elastic sheet metal is made is inserted in one cavity volume, two flanks opened of the Location resilient piece of described U-shaped are tightly stuck in cavity volume due to tension force, this Location resilient piece is near the flank of this inner arm shell wall being also provided with the card button raised up, this card button is through the through hole on inner arm shell wall, snap in any one location hole in several location holes that outer arm shell is arranged successively, make to be fixed on outer arm can not to slide without inner arm during External Force Acting; The wire that described front loudspeakers or center loudspeaker connect, through another cavity volume of inner arm, is collected to connecting plate, is connected with the power amplifier on outside super bass box by the through hole on connecting plate.
The housing of described connecting plate and linking arm junction, be respectively arranged with the stopper slot limiting this linking arm rotational angle.
Compared with the existing technology comparatively, the beneficial effects of the utility model are: near left and right, the upper end that easily loud speaker in multi-channel audio system can be hung on display device and near the ear of people from both sides, save space; And the electric wire of transmission of audio signal needed for loud speaker in preposition acoustics is at preposition acoustics internal wiring, gather is that an exposed electric wire is connected with Super Bass Loudspeaker Enclosure, rearmounted acoustics receives the audio signal from Super Bass Loudspeaker Enclosure by WiFi, reduce outside wiring, avoid the attractive in appearance and use sense of mixed and disorderly wiring impact to be subject to; Meanwhile, preposition acoustics can adjust the position of loud speaker as required according to the size of different display device, and rearmounted acoustics can adjust according to supporters such as different chairs, sofas, to adapt to different placement situation, easy to use, is easy to operation; Each acoustics folding, fractionation structure in addition of this multi-channel audio system, the rear overall dimensions of folding, fractionation reduces, and is convenient to shipping storage.
accompanying drawing explanationfig. 1 is that schematic diagram is shown in the axonometric projection of the using state of sound system in the preferred embodiment of the utility model multi-channel audio system;
Fig. 2 is the axonometric projection schematic diagram of the rearmounted acoustics 1 of described preferred embodiment;
Fig. 3 is the axonometric projection schematic diagram of the rear side of the described rearmounted acoustics 1 of described preferred embodiment;
Axonometric projection schematic diagram when Fig. 4 is being arranged on the chair back of the rearmounted acoustics 1 of described preferred embodiment;
Fig. 5 is the axonometric projection schematic diagram of each isolation of components state of rearmounted acoustics 1 described in described preferred embodiment;
Fig. 6 is that in described preferred embodiment, preposition acoustics 2 is positioned over the axonometric projection schematic diagram after display screen 7;
Fig. 7 is the base 20 of preposition acoustics 2 in described preferred embodiment and the axonometric projection schematic diagram of connecting plate 21 released state;
Fig. 8 is the outer arm 221 of a linking arm 22 of preposition acoustics 2 in described preferred embodiment and the axonometric projection schematic diagram of inner arm 222 points of decomposing states;
Fig. 9 is the orthographic projection cross-sectional schematic of a linking arm 22 in described preferred embodiment;
Figure 10 is the axonometric projection partial schematic sectional view of connecting plate 21 described in described preferred embodiment.
embodimentbelow, shownschematically each preferred embodiment sets forth the utility model further by reference to the accompanying drawings.
See Fig. 1 to Fig. 5, the preferred embodiment one of the utility model is, a kind of multi-channel audio system of Production design, comprises two front loudspeakers, Super Bass Loudspeaker Enclosure 9 that two rearmounted loud speakers, a center loudspeaker and one are equipped with subwoofer; Also comprise the rearmounted acoustics 1 that can be arranged on the chair back, described rearmounted acoustics comprises rearmounted audio amplifier 11, support arm 12 and fixed band 13; Described two rearmounted loud speakers are placed in the audio amplifier cavity volume at the two ends of rearmounted audio amplifier 11 respectively, and the bottom of described rearmounted audio amplifier 11 is connected with support arm 12 straight down; Described support arm 12 is provided with can around the chair back, support arm be bundled on the chair back, make rearmounted audio amplifier hang fixed band 13 above as the chair back.
Put in the rear on the support arm 12 between audio amplifier 11 and fixed band and also have the export-oriented stator 14 extended, when support arm 12 is bundled in the chair back by fixed band 13, on support arm, outwardly directed stator 14 is stuck in chair back upper end just.Described stator is that elastic metallic material is made, with the sheet metal of two fixing fingers 141; Described two fixing fingers 141 are in U-shaped or Y-shaped structure, when stator is stuck in chair back upper end, to two of the stator fixing external force referring to impose on to a certain degree, its fixing finger 141 finger tip is bent downwardly tightly snatch on the supporter such as the chair back, sofa stool of different size.Described stator 14 is outside coated soft rubber sleeve.
Ginseng Fig. 5, described fixed band 13 comprises the two panels hinge 131 being connected to support arm 12 left and right side by rotating shaft 132, and described each hinge can rotate around its connection rotating shaft 132; Wherein a hinge be connected to that make with elastomeric material, telescopic elastic band 133 away from supporting arm side, this elastic band 133 other end is provided with a buckle 134; Another hinge is provided with the hole clipping allowing the buckle of described elastic band snap in.Described elastic webbing is also provided with the adjusting button 15 regulating himself length.Described adjusting button is a day font of lying on one's side, two through holes of this adjusting button are passed in one end of elastic band 133 from an end of day font of lying on one's side of adjusting button, again through the through hole of the hinge be connected with elastic band 133, a last and adjusting button day font the other end of lying on one's side is connected and fixed, make the elastic band between adjusting button 15 and hinge 131 for double-deck, by the spacing of the double layer elastic band between slidable adjustment button 15 and hinge, thus regulate elastic band 133 entire length, the elastic band other end is provided with a buckle 134, buckle 134 is provided with a barb, the hinge of support arm 12 opposite side is provided with and the through hole of barb adaptation with buckle 134, the buckle 134 of elastic band is snapped in thus elastic band 133 can tightly be fasten on the chair back of different size.
See Fig. 6 to Figure 10, in this example, described multi-channel audio system, also comprise the preposition acoustics 2 for being placed on display rear, described preposition acoustics 2 comprises base 20, connecting plate 21 and three linking arms 23, in the draw-in groove of described connecting plate 21 lower end intercalation tightly on base 20, one end of described three linking arms 22 connects each audio amplifier 4 being equipped with front loudspeakers and center loudspeaker respectively, the other end of each linking arm 22 is connected to a left side for connecting plate, right both sides and top, when preposition acoustics 2 is positioned over display 7 rear, two preposition audio amplifiers of a described front loudspeakers and center loudspeaker and center-channel speaker outstanding left side as this display 7 respectively is just housed, the right side and upper end.
In this example, described connecting plate 21 is flat shell; Described each linking arm 22 comprises outer arm 221 and the inner arm 222 of cavity body structure, and inner arm 222 is movably in nested outer arm 221; Described each outer arm 221 one end embeds the junction of the connecting plate 21 of flat shell, is rotatably connected on connecting plate 21 by rotating shaft; Described inner arm 222, from the other end external part of each outer arm 221, connects the audio amplifier 4 of each self-corresponding front loudspeakers or center loudspeaker respectively; Impose on the relative position of external force push-and-pull inner arm 222 in outer arm 221, just the length of adjustable linking arm 22.
See Fig. 9, the inner chamber of described inner arm 222 is separated into two radial cavity volumes, the Location resilient piece 23 of the similar U-shaped that elastic sheet metal is made is inserted in one cavity volume, two flanks opened of the Location resilient piece 23 of described U-shaped are tightly stuck in cavity volume due to tension force, this Location resilient piece is near the flank of this inner arm shell wall being also provided with the card button 231 raised up, this card button 231 is through the through hole on inner arm shell wall, snap in any location hole in several location holes 2210 that outer arm shell is arranged successively, make to be fixed on outer arm 221 place without inner arm during External Force Acting 222 can not slide, impose on external force just adjustable inner arm 222 with the relative position of outer arm 221 thus the length of adjustable linking arm 22, the wire that described front loudspeakers or center loudspeaker connect, through another cavity volume of inner arm, is collected to connecting plate place and forms wire 6, be connected by the through hole on connecting plate with the power amplifier in the outside Super Bass Loudspeaker Enclosure 9 that subwoofer is housed.
See Figure 10, the housing of described connecting plate 21 and linking arm 22 junction, be respectively arranged with the stopper slot 210 limiting this linking arm rotational angle.The left and right linking arm 22 of preposition acoustics 2 can rotate, fold up, and the overall dimensions of preposition acoustics 2 is reduced, and saves space, reduction Package size, is convenient to storage, transport; Meanwhile, described connecting plate 21 is intercalation draw-in grooves at base 20, can dismantle simply and easily and install, and is convenient to storage, transport, and reduction Package size.
Preposition acoustics 2 in the present embodiment combines two preposition audio amplifiers and a center-channel speaker, is directly placed on desktop, makes two preposition audio amplifiers hang on the left and right sides of display device, and center-channel speaker hangs and display device top.Rearmounted acoustics 1 in this example two rearmounted loudspeaker box combinations together, is fixed on chair, makes two rearmounted audio amplifiers hang on the both sides of listener.So both multi-channel audio system was physically divided into forward and backward two large divisions, Super Bass Loudspeaker Enclosure provides audio signal to respectively forward and backward two parts acoustics, simultaneously, the electric wire of transmission of audio signal needed for the loud speaker in preposition acoustics is at preposition acoustics internal wiring, gather is that an exposed electric wire is connected with Super Bass Loudspeaker Enclosure, rearmounted acoustics receives the audio signal from Super Bass Loudspeaker Enclosure by WiFi, reduce outside wiring, avoid the attractive in appearance and use sense of mixed and disorderly wiring impact to be subject to; Meanwhile, preposition acoustics can adjust the position of loud speaker as required according to the size of different display device, and rearmounted acoustics can adjust according to supporters such as different chairs, sofas, to adapt to different placement situations, easy to use, is easy to operation; Each acoustics of this multi-channel audio system also has folding, fractionation structure simultaneously, and overall dimensions that is folding and device after splitting reduces, and is convenient to shipping storage.
Claims (9)
1. a multi-channel audio system, comprises two front loudspeakers, two rearmounted loud speakers, a center loudspeaker and subwoofers; It is characterized in that:
Also comprise the rearmounted acoustics that can be arranged on the chair back, described rearmounted acoustics comprises rearmounted audio amplifier, support arm and fixed band;
The two ends of described rearmounted audio amplifier be audio amplifier cavity volume for accommodating two rearmounted loud speakers, the bottom of described rearmounted audio amplifier is connected with support arm straight down; Described support arm is provided with can around the chair back, be bundled on the chair back by support arm, makes rearmounted audio amplifier hang fixed band above as the chair back.
2., according to multi-channel audio system according to claim 1, it is characterized in that:
Put in the rear on the support arm between audio amplifier and fixed band and be also provided with outward extending stator, when support arm is bundled in the chair back by described fixed band, on this support arm, outwardly directed stator is stuck in chair back upper end just.
3., according to multi-channel audio system according to claim 1, it is characterized in that:
Described fixed band comprises the two panels hinge being connected to support arm left and right side by rotating shaft, and described each hinge can rotate around its connection rotating shaft; Wherein a hinge is connected to that make with elastomeric material, telescopic elastic band away from supporting arm side, and the described elastic band other end connects a buckle; Another hinge is provided with the hole clipping allowing the buckle of described elastic band snap in.
4., according to multi-channel audio system according to claim 2, it is characterized in that:
Described stator is that elastic metallic material is made, with two fixing sheet metals referred to; Described two fixing fingers, in U-shaped or Y-shaped structure, when stator is stuck in chair back upper end, impose on external force to two fixing fingers of stator, and its fixing finger finger tip is closely buckled on the chair back with being bent downwardly.
5., according to multi-channel audio system according to claim 3, it is characterized in that:
Described elastic webbing is also provided with the adjusting button regulating himself length.
6., according to multi-channel audio system according to claim 1, it is characterized in that:
Also comprise the preposition acoustics for being placed on display rear, described preposition acoustics comprises base, connecting plate and three linking arms, in the draw-in groove of described connecting plate lower end snugly intercalation on base, one end of described three linking arms connects the audio amplifier being equipped with front loudspeakers and center loudspeaker respectively, the other end of linking arm is connected to arranged on left and right sides and the top of connecting plate, when preposition acoustics is positioned over display rear, described each front loudspeakers and center loudspeaker are just outstanding in the left and right of this display and upper end respectively.
7., according to multi-channel audio system according to claim 6, it is characterized in that:
Described connecting plate is flat shell;
Described each linking arm comprises outer arm and the inner arm of cavity body structure, and inner arm is movably in nested outer arm; Described each outer arm one end embeds the junction of the connecting plate of flat shell, is rotatably connected on connecting plate by rotating shaft; Described each inner arm, from the other end external part of each outer arm, connects with the audio amplifier of corresponding front loudspeakers or center loudspeaker; Impose on the relative position of external force push-and-pull inner arm in outer arm, just the length of adjustable linking arm.
8., according to multi-channel audio system according to claim 7, it is characterized in that:
The inner chamber of described inner arm is separated into two radial cavity volumes, the Location resilient piece that elastic sheet metal makes U-shaped is inserted in one cavity volume, two flanks opened of the Location resilient piece of described U-shaped are tightly stuck in cavity volume due to tension force, this Location resilient piece is near the flank of this inner arm shell wall being also provided with the card button raised up, this card button is through the through hole on inner arm shell wall, snap in any one location hole in several location holes that outer arm shell is arranged successively, make to be fixed on outer arm can not to slide without inner arm during External Force Acting; The wire that described front loudspeakers or center loudspeaker connect, through another cavity volume of inner arm, is collected to connecting plate, is connected with the power amplifier in outside Super Bass Loudspeaker Enclosure by the through hole on connecting plate.
9., according to multi-channel audio system according to claim 7, it is characterized in that:
The housing of described connecting plate and linking arm junction, be respectively arranged with the stopper slot limiting this linking arm rotational angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520014440.2U CN204350265U (en) | 2015-01-09 | 2015-01-09 | Multi-channel audio system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520014440.2U CN204350265U (en) | 2015-01-09 | 2015-01-09 | Multi-channel audio system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204350265U true CN204350265U (en) | 2015-05-20 |
Family
ID=53233502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520014440.2U Expired - Fee Related CN204350265U (en) | 2015-01-09 | 2015-01-09 | Multi-channel audio system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204350265U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016109974A1 (en) * | 2015-01-09 | 2016-07-14 | 深圳圣世科技有限公司 | Sound system with multiple sound tracks |
| WO2017000212A1 (en) * | 2015-06-30 | 2017-01-05 | 尚平 | Sound device |
| CN113840197A (en) * | 2021-09-27 | 2021-12-24 | 深圳市奇音电子有限公司 | Mask microphone |
-
2015
- 2015-01-09 CN CN201520014440.2U patent/CN204350265U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016109974A1 (en) * | 2015-01-09 | 2016-07-14 | 深圳圣世科技有限公司 | Sound system with multiple sound tracks |
| WO2017000212A1 (en) * | 2015-06-30 | 2017-01-05 | 尚平 | Sound device |
| CN113840197A (en) * | 2021-09-27 | 2021-12-24 | 深圳市奇音电子有限公司 | Mask microphone |
| CN113840197B (en) * | 2021-09-27 | 2024-03-15 | 深圳市奇音电子有限公司 | Mask microphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20170109 |