CN205160760U - Audio amplifier based on many sound sources - Google Patents
Audio amplifier based on many sound sources Download PDFInfo
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- CN205160760U CN205160760U CN201520890903.1U CN201520890903U CN205160760U CN 205160760 U CN205160760 U CN 205160760U CN 201520890903 U CN201520890903 U CN 201520890903U CN 205160760 U CN205160760 U CN 205160760U
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Abstract
The utility model discloses an audio amplifier based on many sound sources, the power distribution box comprises a box body. The box includes bottom plate, curb plate and roof, and the roof includes and is equipped with the through -hole between two swash plates by the swash plate, last surface mounting at the swash plate has the apron, is equipped with the bass export on the apron, is equipped with the high pitch export between two apron, be equipped with the wave guide in the box, the wave guide includes the body and establishes the partial piece in the body, and the sound duct communicates with each other with sound inlet and sound outlet, and sound outlet communicates with each other with the through -hole, from sound inlet through the sound duct to sound outlet's sound path less than the same, the upper end parallel and level of bass export or be less than the center of woofer. The utility model discloses sound true, the nature more that can let the audio amplifier send improves the intermediate frequency energy, reduces the high pitch and the phenomenon that the stack was offset appears in the transmittance process.
Description
Technical field
The utility model relates to audio amplifier.
Background technology
Audio amplifier is the equipment converting electrical signals to sound, and each several part design of audio amplifier directly affects the effect of sound.
Current audio amplifier is primarily of compositions such as casing, loudspeaker, bass horn, bugles.The sound that loudspeaker sends sends high pitch after bugle, but because having path difference, high pitch in bugle or audio amplifier occur outward to superpose the phenomenon offset, high pitch can weaken.
For existing audio amplifier, the direction of speaking of high pitch and bass is substantially parallel, and like this, high pitch and bass can not well mix, and causes sound to sound unnatural, untrue.
Summary of the invention
The sound sent to allow audio amplifier is more true, nature, improves intermediate frequency energy, and reduce high pitch and occur superposing the phenomenon offset in transmittance process, the utility model provides a kind of audio amplifier based on many sound sources.
For achieving the above object, a kind of audio amplifier based on many sound sources, comprises casing, loudspeaker, bass horn; Described casing comprises base plate, side plate and top board, base plate, side plate and top board are surrounded by cavity, described top board to comprise from plate upper end, two opposite sides, left and right to casing center and to the swash plate of downward-extension, angle between two swash plates is acute angle, two swash plates are respectively equipped with bass horn installing hole, between two swash plates, are provided with the through hole communicated with cavity; Be provided with cover plate at the upper surface of swash plate, cover plate is provided with bass outlet, is provided with high pitch outlet between two cover plates; Waveguide is provided with in casing, described waveguide comprises body and is located at the partial block in body, body has into sound mouth and sound mouth, between partial block and body, there is tone channel, tone channel with enter sound mouth and sound mouth communicates, sound mouth communicates with through hole, identical to the path difference of sound mouth through tone channel certainly entering sound mouth; Loudspeaker is arranged on the lower end of waveguide; Bass horn is located on bass horn installing hole; The upper end of bass outlet is concordant or lower than the center of bass horn.
For above-mentioned audio amplifier, owing to being provided with two cover plates, two cover plates are obliquely installed, and the angle between two cover plates is acute angle, the upper end of simultaneously bass outlet is concordant or lower than the center of bass horn, like this, allows the centre-to-centre spacing between two basses outlets reduce, in addition, high pitch exports between two basses outlets, therefore, when audio amplifier sounding, high pitch and bass easily form point sound source, and enable voice sounds more natural, true.In the utility model, employ two bass horns and a loudspeaker, and adopt the cover plate of inclination, high pitch outlet between two basses outlets, bass to go out sound direction substantially vertical with cover plate, like this, two basses superpose in the front that bass exports and high pitch exports with high pitch, thus improve intermediate frequency energy, enable voice is mixed to get better, improves out sound effective value.Owing to being provided with partial block, identical to the path difference of sound mouth through tone channel certainly entering sound mouth, therefore, the phenomenon that high pitch there will not be superposition to offset in transmittance process, the loss of high pitch is little, and energy is high.
Further, bass outlet is made up of multiple bar hole be parallel to each other, and between adjacent bar hole, have rib, bar hole shortens to both sides successively from the middle part of cover plate, and on the same line, the lower end of all bar holes forms semicircle in the upper end of bar hole.By arrange rib can allow bass more concentrate send from bar hole; Adopt semicircular bass to export, the center of bass outlet generally within radius midpoint and be positioned at itself line of symmetry place semicircle, make the centre-to-centre spacing of two basses outlets less, bass and high pitch more easily form point sound source.
Further, bass horn installing hole inwall is provided with step, and the edge of bass horn is supported by step, and the edge of bass horn is suppressed by cover plate, the lower surface of cover plate corresponds to bass horn and is provided with caveli.Utilize step and cover plate can fix bass horn more reliably.Owing to being provided with caveli, therefore, the bass sent can carry out mixed once in caveli, then sends through bass outlet, makes the bass that sends more even.
Further, described body is flat, and described partial block is prismatic, and two opposite faces of partial block are connected with inboard wall of tube body.
Further, in casing, be positioned at the left and right sides be respectively equipped with sound guide tube, the outlet of sound guide tube upward.Sound guide tube communicates with cavity, and loudspeaker and bass horn sound below exports to the top of audio amplifier through sound guide tube, through derive sound and high pitch, the low mixture of tones, the energy of sound can be improved like this, and audio is good.
Further, the front that casing is positioned at bass outlet and high pitch outlet is provided with guard, and guard is provided with mesh, and mesh is square, and same row is provided with multiple mesh, and the adjoining cells of adjacent row shifts to install; The side guard that described guard comprises guard and is bent to form downwards from upper guard front and rear side edge, on the side plate of side guard holding before and after casing, casing is provided with in compacting two end clamp plates about guard, pressing plate is provided with the via hole communicated with the outlet of sound guide tube.Export the sound sent send from bass outlet and high pitch through guard, owing to being provided with the square mesh of dislocation layout, the region between the adjacent square hole of same row two, other square holes arranged can be spoken in the region of correspondence, allow speak more even.Because guard is made up of upper guard and side guard, therefore, easily locate guard, and adopt pressing plate to fix guard, fixing of guard is reliable.
Further, casing is provided with reference column, upper guard is provided with location hole, reference column extend in location hole, when installing guard, utilizes reference column to position guard.
Further, casing is provided with coupling assembling, described coupling assembling comprises the first coupling assembling and the second coupling assembling; First coupling assembling comprises the first Connection Block, head rod and the first latch, first Connection Block is fixed on casing, first Connection Block has the first through slot, one end of first Connection Block is provided with the first jack communicated with the first slot, the other end of the first Connection Block is provided with the first gathering sill communicated with the first slot, one end of head rod is plugged in the first slot, and head rod is provided with the first guide pad, and the first guide pad is through the first gathering sill; Second coupling assembling comprises the second Connection Block, the second connecting rod and the second latch, second Connection Block is fixed on casing, second Connection Block has the second slot, second connecting rod by hinge on the second Connection Block, one end of second connecting rod is positioned at the second slot, is provided with second jack of more than two at the other end of the second Connection Block.Utilize above-mentioned coupling assembling can carry out assembly and connection to multiple audio amplifier, concrete process is, stir the first guide pad, the other end of head rod is allowed to be plugged in the first slot of adjacent audio amplifier first Connection Block, then first jack of the first latch on adjacent audio amplifier is inserted in the jack of head rod, then being rotated by the second connecting rod snaps onto in the second slot of adjacent audio amplifier, second jack of the second latch on adjacent second coupling assembling is inserted in the jack of the second connecting rod, like this, just can realize the connection of two audio amplifiers efficiently, dismounting also facilitates, fast.
Further, the second jack is posteriorly arranged in order from the front portion of casing, and adjacent second jack shifts to install at above-below direction.Owing to being provided with multiple second jack, jack shifts to install, and therefore, selects the second latch to insert the second corresponding jack according to the connection angle demand of two audio amplifiers.
Further, be respectively equipped with the first coupling assembling in the left and right sides of casing, be respectively equipped with the second coupling assembling in the left and right sides of casing, in the same side, the second coupling assembling is positioned at the below of the first coupling assembling; Casing is provided with draw-in groove, and the first Connection Block holding is in draw-in groove; Casing is provided with location notch, and the second Connection Block is located in location notch.Draw-in groove is set, conveniently installs, locate the first Connection Block; By location notch, facilitate installation second Connection Block.
Accompanying drawing explanation
Fig. 1 is the stereogram of the audio amplifier based on many sound sources.
Fig. 2 is the exploded view of the audio amplifier based on many sound sources.
Fig. 3 is A-A cutaway view in Fig. 1.
Fig. 4 is B-B cutaway view in Fig. 1.
Fig. 5 removes the stereogram based on the audio amplifier of many sound sources after guard.
Fig. 6 is the stereogram of casing.
Fig. 7 is the stereogram at another visual angle of casing.
Fig. 8 is the schematic diagram of dividing plate.
Fig. 9 is the schematic diagram of cover plate.
Figure 10 is the schematic diagram at another visual angle of cover plate.
Figure 11 is the schematic diagram of upper guard.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As shown in Figures 1 to 4, the audio amplifier based on many sound sources comprises casing 1, loudspeaker 2, bass horn, guard 3 and control system 4.
In the utility model, take Fig. 3 as view directions, D score described in the utility model is under in Fig. 3, upper in Fig. 3 be described in the utility model " on ", a left side in Fig. 3 is " left side " in the utility model, the right side in Fig. 3 is " right side " in the utility model, and front in Fig. 3 is " front " described in the utility model, " afterwards " described in non-the utility model after in Fig. 3.
Described casing comprises base plate 11, side plate 12 and top board 13.Base plate 11, side plate 12 and top board 13 surround cavity 100.
As shown in Figure 7, the middle part of base plate 11 has through hole 111, and the inwall of through hole 111 has extended internally flange 112, is formed with step between the bottom surface of flange 112 and base plate 11.As shown in Figure 3 and Figure 4, step is fixed with dividing plate 113 by screw, as shown in Figure 8, dividing plate 113 is provided with cable-through hole 1131, control system 4 passes cable-through hole 1131 with the connecting line of loudspeaker 2 and bass horn.
As shown in Figure 3 and Figure 4, left and right sides plate is substantially parallel, and front and back biside plate has certain angle.Have at the middle part of left plate and right plate and drag for empty 121, corresponding to the position of dragging for empty 121, closure member 122 is installed in the inner side of left plate and right plate, the cross section of closure member 122 roughly takes the shape of the letter U, when hand channel drag for empty 121 extend in closure member 122 time, facilitate portable audio amplifier.The lower end of left and right sides plate stretches out base plate 11 downwards.
As shown in Figure 3 and Figure 6, described top board 13 comprise the level board 131 that extends internally respectively from the upper end of left plate and right plate and from level board 131 to casing center and to the swash plate 132 of downward-extension, angle between two swash plates 132 is acute angle, two swash plates 132 are respectively equipped with bass horn installing hole 1321, and bass horn installing hole 1321 inwall is provided with step 1322.Be respectively equipped with in the both sides, front and back of swash plate 132 upwards extend keep out flange 1323.The through hole 133 communicated with cavity 100 is provided with between two swash plates 132.
As shown in Figures 2 to 5, be provided with cover plate 14 at the upper surface of swash plate 132, keeping out flange 1323, to carry out front and back to cover plate 14 spacing.As shown in figs. 5 and 9, cover plate 14 is provided with bass outlet 141, high pitch outlet 143 is provided with between two cover plates, bass outlet 141 is made up of multiple bar hole 1411 be parallel to each other, between adjacent bar hole, have rib 1412, bar hole 1411 shortens to both sides successively from the middle part of cover plate, and the upper end of bar hole 1411 on the same line, the lower end of all bar holes forms semicircle, by sending from bar hole 1411 of arranging that rib 1412 can allow bass more concentrate; Adopt semicircular bass to export, the center of bass outlet generally within radius midpoint and be positioned at itself line of symmetry place semicircle, make the centre-to-centre spacing of two basses outlets less, bass and high pitch more easily form point sound source.As shown in Figure 10, the lower surface of cover plate 14 corresponds to bass horn and be provided with caveli 142.
The edge of bass horn is supported by step 1322, and the lower part that bass horn is positioned at edge enters into cavity 100 through bass horn installing hole 1321; Cover plate 14 is fixed by screws on swash plate 132, cover plate 14 is pressed on the edge of bass horn, make fixing of bass horn more reliable, bass horn is facing to caveli 142, the bass sent can carry out mixed once in caveli 142, then 141 to send through bass outlet, make the bass that sends more even.
In the utility model, the upper end of bass outlet 141 is concordant or lower than the horizontal plane through bass horn center.Like this, the Chu Yin center allowing bass horn export is close to the middle part of casing, and the centre-to-centre spacing between two bass outlets is reduced, and when adopting the bass export structure of above-mentioned bar hole, the centre-to-centre spacing between bass outlet can be allowed less, between two cover plates, be provided with high pitch outlet 143; Like this, when loudspeaker 2 and bass horn pronounce simultaneously, because two cover plates are obliquely installed, and the angle between two cover plates is acute angle, the centre-to-centre spacing between bass outlet is little, therefore, high pitch and bass easily form point sound source, and enable voice sounds more natural, true.
As shown in Figure 3 and Figure 4, in casing 1, be provided with waveguide 15, the partial block 152 that described waveguide 15 comprises body 151 and is located in body 151.Body 151 is in flat, before and after body 151, inwall is from bottom to top towards outer incline, body 151 has into sound mouth 153 and sound mouth 154, the left and right sides of partial block 152 is connected with body 151 inwall, between both sides and body 151, there is tone channel 155 before and after partial block 152, tone channel 155 with enter sound mouth 153 and sound mouth 154 communicates, sound mouth 154 communicates with through hole 133, the cross section of partial block 152 is prismatic, makes Zi entering sound mouth 153 identical to the path difference of sound mouth 154 through tone channel 155; Loudspeaker 2 is arranged on the lower end of waveguide 15; Owing to being provided with partial block 152, identical to the path difference of sound mouth 154 through tone channel 155 certainly entering sound mouth 153, therefore, the phenomenon that high pitch there will not be superposition to offset in transmittance process, the loss of high pitch is little, and energy is high.
In the utility model, employ two bass horns and a loudspeaker, and adopt the cover plate 14 of inclination, high pitch outlet 143 between two basses outlets 141, bass to go out sound direction substantially vertical with cover plate 14, as shown in Figure 3, two basses and high pitch bass export 141 and the high pitch front that exports 143 superpose, thus improve intermediate frequency energy, enable voice is mixed to get better, improves out sound effective value.
As shown in Fig. 1 to Fig. 3 and Fig. 6, in casing 1, be positioned at the left and right sides be respectively equipped with sound guide tube 5, sound guide tube 5 is through level board 131, the outlet 51 of sound guide tube upward, the demarcation strip 52 of downward-extension on being provided with in the sound guide tube of every side, demarcation strip 52 will be separated into two cavitys in sound guide tube, sound guide tube 5 communicates with cavity 100, loudspeaker 2 and bass horn sound below exports to the top of audio amplifier through sound guide tube 5, through derive sound and high pitch, the low mixture of tones, such energy that can improve sound, and audio is good.
As shown in Figure 2 and Figure 4, the front side board and back side panel of casing are respectively equipped with inside draw-in groove 123.The front that casing 1 is positioned at bass outlet 141 and high pitch outlet 143 is provided with guard 3, and as shown in figure 11, guard 3 is provided with mesh 33, and mesh 33 is square, and same row is provided with multiple mesh, and the adjoining cells of adjacent row shifts to install; Send from bass outlet 141 and the sound that send of high pitch outlet 143 through guard 3, owing to being provided with the square mesh that dislocation is arranged, the region between the adjacent square hole of same row two, square holes of other rows can be spoken in the region of correspondence, allow speak more even.
As shown in Figure 2, described guard 3 comprises guard 31 and edge is bent to form before and after upper guard 31 side guard 32 downwards, on the draw-in groove 123 of side guard 32 holding side plate before and after casing, utilize draw-in groove 123 can carry out left and right and location, front and back to guard 3, convenient installation guard 3, in installation guard 3 process, in order to better locate, a level board is provided with reference column 6 wherein, and upper guard 31 is provided with the location hole 311 stretched into for reference column 6.Level board 131 is provided with guard about 31 two end clamp plate 7 in compacting, pressing plate 7 comprises fixed head 71 and compressing tablet 72, compressing tablet 72 is positioned at the inner side of fixed head 71, be formed with step between compressing tablet 72 and fixed head 71, the bottom surface of compressing tablet 72 higher than the bottom surface of fixed head 71, after in guard 3 holding to casing 1, the fixed head 71 of pressing plate 7 is fixed on level board 131, utilize compressing tablet 72 to suppress guard 31, prevent guard 3 from moving up and down, to the fixation of guard 3, reliable.Fixed head 71 is provided with the via hole 73 communicated with the outlet 51 of sound guide tube, the inside edge of compressing tablet 72 is provided with breach 74.
As shown in Figure 2, the draw-in groove 124 extended before and after left plate and right plate are respectively equipped with and location notch 125, in the same side, draw-in groove 124 is positioned at the top of location notch 125.There is bottom one end of draw-in groove 125 the first stopper slot 1241, there is bottom the other end of draw-in groove the second stopper slot 1242.The 3rd stopper slot 1251 is provided with in same one end of the bottom of location notch 125 and the second stopper slot 1242.
As shown in Figure 2, casing 1 is provided with coupling assembling.Described coupling assembling comprises the first coupling assembling 800 and the second coupling assembling 900.
First coupling assembling 800 comprises the first Connection Block 81, head rod 82 and the first latch (not shown).First Connection Block 81 is located in draw-in groove 124, and is fixed on casing 1 by screw by the first Connection Block 81, is positioned the first Connection Block 81 by draw-in groove 124, convenient connection, and can prevent the first Connection Block 81 from protruding side plate; The first slot 811 through before and after first Connection Block 81 has, one end of first Connection Block 81 is provided with the first jack 812 communicated with the first slot 811, the other end of the first Connection Block 81 is provided with the first gathering sill 813 communicated with the first slot 811, one end of head rod 82 is plugged in the first slot 811, head rod 82 is provided with the first guide pad 821, first guide pad 821 is through the first gathering sill 813, be provided with the second guide pad 822, second guide pad at the back side of head rod 82 and be positioned at the first stopper slot 1241; The two ends of head rod 82 are respectively equipped with the 3rd jack 823.
Second coupling assembling 900 comprises the second Connection Block 91, second connecting rod (not shown) and the second latch (not shown).Second Connection Block 91 comprises connecting plate 911 and is connected to the contiguous block 912 of connecting plate 911 lower end, connecting plate 911 is fixed by screws on casing 1, contiguous block 912 is positioned at location notch 125, is positioned the second Connection Block by location notch 125, and can prevent the second Connection Block from protruding side plate; Contiguous block 912 has the second slot 9121, second slot 9121 towards having opening.Second connecting rod is by hinge on contiguous block 912, and the second connecting rod and head rod homonymy are arranged; One end of second connecting rod is positioned at the second slot 9121, and the second jack 9122, second jack 9122 being provided with more than two at the other end of contiguous block 912 is posteriorly arranged in order from the front portion of casing 1, and adjacent second jack shifts to install at above-below direction.Between casing 1 and the second Connection Block 91, be provided with block board 92, position corresponding with the 3rd stopper slot on block board 92 is provided with screens groove 921.
Utilize above-mentioned coupling assembling can carry out assembly and connection to multiple audio amplifier, concrete process is: stir the first guide pad 821, first guide pad 821 slides in the first gathering sill 813, second guide pad 822 slides in the first stopper slot 1241, the motion of the first gathering sill 813 and the first stopper slot 1241 pairs of head rods 82 has guiding and position-limiting action, the movement travel of head rod 82 can be limited, stirring the first guide pad 821 allows the other end of head rod 82 be plugged in the first slot of adjacent audio amplifier first Connection Block, then first jack of the first latch on adjacent audio amplifier is inserted in the 3rd jack 823 of head rod, then being rotated by the second connecting rod snaps onto in the second slot of adjacent audio amplifier, second jack of the second latch on adjacent second coupling assembling is inserted in the jack of the second connecting rod, like this, just can realize the connection of two audio amplifiers efficiently, dismounting also facilitates, fast.When not using coupling assembling, head rod 82 is housed in the first slot 811, and utilizes the first latch location head rod, prevents head rod from skidding off; Allowing the second connecting rod rotate is housed in the second slot, by the second latch in the jack that the second jack is inserted into the second connecting rod, prevents the second connecting rod from screwing out.
Shift to install owing to being provided with multiple second jack 9122, second jack, therefore, select the second latch to insert the second corresponding jack 9122 according to the connection angle demand of two audio amplifiers.
Described control system comprises dsp processor, controller and memory, and dsp processor connects on the controller, and dsp processor and loudspeaker and bass horn are electrically connected respectively, and memory is connected with controller.Owing to adopting dsp processor, therefore, utilize dsp processor can beautify sound, modify.When using audio amplifier, can store the sound of various style in memory, the sound that controller can transfer different-style from memory is play.
Claims (10)
1., based on an audio amplifier for many sound sources, comprise casing, loudspeaker and bass horn; It is characterized in that: described casing comprises base plate, side plate and top board, base plate, side plate and top board are surrounded by cavity, described top board to comprise from plate upper end, two opposite sides, left and right to casing center and to the swash plate of downward-extension, angle between two swash plates is acute angle, two swash plates are respectively equipped with bass horn installing hole, between two swash plates, are provided with the through hole communicated with cavity; Be provided with cover plate at the upper surface of swash plate, cover plate is provided with bass outlet, is provided with high pitch outlet between two cover plates; Waveguide is provided with in casing, described waveguide comprises body and is located at the partial block in body, body has into sound mouth and sound mouth, between partial block and body, there is tone channel, tone channel with enter sound mouth and sound mouth communicates, sound mouth communicates with through hole, identical to the path difference of sound mouth through tone channel certainly entering sound mouth; Loudspeaker is arranged on the lower end of waveguide; Bass horn is located on bass horn installing hole; The upper end of bass outlet is concordant or lower than the center of bass horn.
2. the audio amplifier based on many sound sources according to claim 1, it is characterized in that: bass outlet is made up of multiple bar hole be parallel to each other, between adjacent bar hole, there is rib, bar hole shortens to both sides successively from the middle part of cover plate, on the same line, the lower end of all bar holes forms semicircle in the upper end of bar hole.
3. the audio amplifier based on many sound sources according to claim 1, it is characterized in that: bass horn installing hole inwall is provided with step, the edge of bass horn is supported by step, and the edge of bass horn is suppressed by cover plate, the lower surface of cover plate corresponds to bass horn and is provided with caveli.
4. the audio amplifier based on many sound sources according to claim 1, is characterized in that: described body is flat, and described partial block is prismatic, and two opposite faces of partial block are connected with inboard wall of tube body.
5. the audio amplifier based on many sound sources according to claim 1, it is characterized in that: in casing, be positioned at the left and right sides be respectively equipped with sound guide tube, the outlet of sound guide tube upward.
6. the audio amplifier based on many sound sources according to claim 1, it is characterized in that: the front being positioned at bass outlet and high pitch outlet on casing is provided with guard, and guard is provided with mesh, and mesh is square, same row is provided with multiple mesh, and the adjoining cells of adjacent row shifts to install; The side guard that described guard comprises guard and is bent to form downwards from upper guard front and rear side edge, on the side plate of side guard holding before and after casing, casing is provided with in compacting two end clamp plates about guard, pressing plate is provided with the via hole communicated with the outlet of sound guide tube.
7. the audio amplifier based on many sound sources according to claim 6, is characterized in that: on casing, be provided with reference column, and upper guard is provided with location hole, and reference column extend in location hole.
8. the audio amplifier based on many sound sources according to claim 1, is characterized in that: on casing, be provided with coupling assembling, and described coupling assembling comprises the first coupling assembling and the second coupling assembling; First coupling assembling comprises the first Connection Block, head rod and the first latch, first Connection Block is fixed on casing, first Connection Block has the first through slot, one end of first Connection Block is provided with the first jack communicated with the first slot, the other end of the first Connection Block is provided with the first gathering sill communicated with the first slot, one end of head rod is plugged in the first slot, and head rod is provided with the first guide pad, and the first guide pad is through the first gathering sill; Second coupling assembling comprises the second Connection Block, the second connecting rod and the second latch, second Connection Block is fixed on casing, second Connection Block has the second slot, second connecting rod by hinge on the second Connection Block, one end of second connecting rod is positioned at the second slot, is provided with second jack of more than two at the other end of the second Connection Block.
9. the audio amplifier based on many sound sources according to claim 8, is characterized in that: the second jack is posteriorly arranged in order from the front portion of casing, adjacent second jack shifts to install at above-below direction.
10. the audio amplifier based on many sound sources according to claim 8, it is characterized in that: be respectively equipped with the first coupling assembling in the left and right sides of casing, be respectively equipped with the second coupling assembling in the left and right sides of casing, in the same side, the second coupling assembling is positioned at the below of the first coupling assembling; Casing is provided with draw-in groove, and the first Connection Block holding is in draw-in groove; Casing is provided with location notch, and the second Connection Block is located in location notch.
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CN201520890903.1U CN205160760U (en) | 2015-11-10 | 2015-11-10 | Audio amplifier based on many sound sources |
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CN201520890903.1U CN205160760U (en) | 2015-11-10 | 2015-11-10 | Audio amplifier based on many sound sources |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105282649A (en) * | 2015-11-10 | 2016-01-27 | 广州杰士莱电子有限公司 | Multi-sound-source loudspeaker box |
CN109314808A (en) * | 2016-06-07 | 2019-02-05 | 津加利声学有限公司 | Loudspeaker |
CN109314807A (en) * | 2016-06-07 | 2019-02-05 | 津加利声学有限公司 | Loudspeaker and its manufacturing method |
-
2015
- 2015-11-10 CN CN201520890903.1U patent/CN205160760U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105282649A (en) * | 2015-11-10 | 2016-01-27 | 广州杰士莱电子有限公司 | Multi-sound-source loudspeaker box |
CN105282649B (en) * | 2015-11-10 | 2019-02-22 | 广州杰士莱电子有限公司 | A kind of speaker based on more sound sources |
CN109314808A (en) * | 2016-06-07 | 2019-02-05 | 津加利声学有限公司 | Loudspeaker |
CN109314807A (en) * | 2016-06-07 | 2019-02-05 | 津加利声学有限公司 | Loudspeaker and its manufacturing method |
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