CN102098598A - Sounder - Google Patents

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Publication number
CN102098598A
CN102098598A CN2011100622468A CN201110062246A CN102098598A CN 102098598 A CN102098598 A CN 102098598A CN 2011100622468 A CN2011100622468 A CN 2011100622468A CN 201110062246 A CN201110062246 A CN 201110062246A CN 102098598 A CN102098598 A CN 102098598A
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China
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phase
reversing tube
tube
reversing
horn
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CN2011100622468A
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Chinese (zh)
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杨东佐
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Individual
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Individual
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Priority to CN2011100622468A priority Critical patent/CN102098598A/en
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Abstract

The invention discloses a sounder, which comprises a high-frequency loudspeaker, more than one medium-frequency and/or low-frequency loudspeaker, inverter tubes and a bracket, wherein the high-frequency loudspeaker, the medium-frequency and/or low-frequency loudspeakers and the inverter tubes are fixed with the bracket; the medium-frequency and/or low-frequency loudspeakers correspond to independent inverter tubes one by one; one end of each inverter tube is over against each medium-frequency and/or low-frequency loudspeaker; the cross section of each inverted tube is circular; and the axial central line of each inverter tube is in smooth transition. The invention has the advantages that: sound waves of each loudspeaker are not interfered with those of other loudspeakers and the phenomenon of diffraction of sound waves at edges and corners is reduced to the maximum extent, so that the listening effects of accurate sound positioning, high resolving power, extremely good speed sense, pure and natural playback undertone and sweet and fine alt; the sounder has a simple structure and fashionable appearance; and the length of each inverted tube can be designed as required, and a length adjusting mechanism of the inverted tube is easy to design and can be used for adjusting the length of the inverter tube conveniently.

Description

A kind of sound equipment
Technical field
The present invention relates to a kind of sound equipment, particularly relate to a kind of sound equipment with phase-reversing tube.
Background technology
In sound box system, mainly contain and close two kinds of box and inverted phase type designs, and wherein the inverted phase type design since have efficient, the low frequency dive is dark and advantage of wide range of application, uses comparatively extensive.In the phase inverted cabinet design, phase-reversing tube as the audio amplifier opening, its traditional structure is the pvc pipe or the paper tube of a regular length, the bass that utilizes the radiation of loudspeaker unit back side institute is by behind the phase-reversing tube, cause the hysteresis of phase place, both strengthen by energy simultaneously, reach purpose efficiently with the method that increases bottom.The phase-reversing tube of the audio amplifier of Xiao Shouing is installed on the casing in the market, and the negative sound wave that all Squawkers, woofer send all needs to spread out of by phase-reversing tube by casing again.Mainly there is following several defective in this sound equipment:
First kind is, body structure has many pieces on the one hand, a large amount of corner angle are arranged in the casing on the other hand, therefore this body structure is easy to generate harmful standing wave composition, sound wave produces diffraction and influences phase accuracy on the corner angle of casing, and easily cause the response peak valley of Mid Frequency, the directive property of medium-high frequency is narrowed down.Under the powerful excitation of supersound projector, in case on a certain frequency, excited the resonance of box body wall plate, this frequency and near frequency on energy can consume too much in the vibration damping at wooden partition, cause low valley very dark on the frequency response curve, have a strong impact on playing quality.The mechanical oscillation of casing simultaneously also can be delivered to the vibrating diaphragm of high pitch loudspeaker by front panel, playback to high-frequency signal forms serious disturbance, cause a lot of details of HFS not reset, perhaps cause the information of a certain frequency range to lose fully, the vibration of tank wall also will produce standing wave, the definition of signal is obviously descended, make sound reproduction sound ambiguous, cause the distortion of audio amplifier.At this defective, below two patents improvement has been proposed.
Application number is in 96206220.0 the utility model patent, to disclose a kind of audio amplifier, and it comprises casing, is attached to the sound absorbing layer of box inside, loud speaker, phase-reversing tube, frequency divider, and casing is the cylindrical structural that an armored concrete integral cast forms.The cylindrical structural that casing adopts the armored concrete integral cast to form, though, can effectively reduce the generation of harmful standing wave composition, reduce the body corner angle, reduce sound wave and on the corner angle of casing, produce diffraction, but a large amount of corner angle are arranged still in the casing, all can produce corner angle as each member in the joint portion of casing end face and wall box, the casing, the diffraction that these corner angle produce still can influence phase accuracy greatly, the defective that still easily causes the directive property of the response peak valley of Mid Frequency and medium-high frequency to narrow down easily.
Application number is in 03241354 the utility model patent, to disclose a kind of micro-pore wall integral type audio amplifier, belongs to stereo set.It mainly comprises casing, and casing is provided with loudspeaker, and internal wiring terminal is connected with loudspeaker by connecting line, internal wiring terminal is connected with outer terminal by frequency divider, and the as a whole structure of casing is distributed with micropore on the casing, box inside is provided with sound absorbing layer, also is provided with phase-reversing tube on the casing.The audio amplifier that this utility model provided, adopt monolithic construction, though the design of arc-shaped transition has been adopted in the joint portion between each face, the casing cavity wall does not have any seamed edge, corner angle, but still there are a large amount of corner angle in position that phase-reversing tube, loudspeaker etc. combine with casing and structure thereof itself.
Second kind is phase-reversing tube regular length, fixing mouth of pipe sectional area, under the situation that does not change the phase-reversing tube structure, can't realize the adjusting of the length and the mouth of pipe sectional area size of phase-reversing tube length.If transfer, need be when transferring length with phase-reversing tube saw weak point or displacement, must change phase-reversing tube when transferring mouth of pipe sectional area, this adjustment is extremely inconvenient, can't realize the continuous variation of the length of phase-reversing tube length or phase-reversing tube mouth of pipe sectional area size and cause sound bad, this regulative mode easily causes the damage of phase-reversing tube, stereo set or throwing aside of phase-reversing tube and causes waste.At this defective, below three patents improvement has been proposed.
Application number is in 96206220.0 the utility model patent, to disclose a kind of audio amplifier, and phase-reversing tube adopts with casing and is threaded, and the length that phase-reversing tube stretches in the casing can be adjusted.Though phase-reversing tube adopts with casing and is threaded, the length that phase-reversing tube stretches in the casing can be adjusted, because phase-reversing tube is installed in the casing, when transferring phase-reversing tube to stretch into the length of casing, need open casing, therefore regulates inconvenient.
Application number is in 97240436.8 the utility model patent, a kind of novel adjustable sound box inverted tube is disclosed, mainly be made up of pipe shaft and tube head, this pipe is made up of some parallel tubules, and disposes some mouth of pipe plugs that can match with tubule mouth of pipe cross section.Though this patent phase-reversing tube cross section is adjustable, complex structure is made difficulty, regulates very inconveniently, and the mouth of pipe sectional area size of phase-reversing tube is difficult to control, and can not realize the continuous variation of mouth of pipe sectional area size.
Application number is in 200520064487.6 the utility model patent, disclose a kind of audio amplifier of adjustable phase-reversing tube sectional area size, comprised casing, loudspeaker, phase-reversing tube, the sectional area governor motion has been installed on phase-reversing tube, regulate the relative position of gas block panel, just the sectional area of scalable phase-reversing tube passage.Adopt such sectional area governor motion, though need only change the relative position of gas block panel and phase-reversing tube sound wave import or export, just the sectional area of scalable phase-reversing tube sound channel, easy to adjust, and the size of the channel of acoustic wave sectional area of phase-reversing tube can regulate continuously, but complex structure, the space that takies in the casing is many, can increase the volume of casing greatly, increase manufacturing cost.
The third is because of the restriction phase-reversing tube length that is subjected to the casing size is not enough, easily produces the high frequency sound wave carried secretly in the high and low sound wave of resonance frequency and noise and also can spread out of defective outside the casing under the situation of complete attenuation not.At this defective, below two patents improvement has been proposed.
Application number is in 02271527.4 the utility model, a kind of bass reflex type audio amplifier is disclosed, this audio amplifier comprises casing and loud speaker, device n piece sound panel in the sound box, box house is divided into a leading note passage (n=N 〉=2) that is divided into the N section, and the end of leading note passage has leads to the outer phase-reversing tube of case.Though reducing the high frequency sound and the noise that produce in the audio amplifier, this utility model spreads out of outside the audio amplifier, but increase the corner angle in the casing greatly, therefore this body structure more is easy to generate harmful standing wave composition, sound wave produces diffraction and influences phase accuracy on the corner angle of casing, and easily cause the response peak valley of Mid Frequency, the directive property of medium-high frequency is narrowed down.
Application number is in 200510021802.1 the patent of invention, to disclose a kind of phase inverted cabinet, comprises sound box and bending-type phase-reversing tube, and the bending-type phase-reversing tube is fixed on the sound box inwall.The present invention is owing to be made into the arbitrary shape of bending-type with phase-reversing tube, though solved the phase-reversing tube Design of length problem of ultrathin audio amplifier, the length of phase-reversing tube and shape still are subjected to the restriction of casing.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of do not need casing, simple in structure, acoustical quality good, the sound equipment of outward appearance fashion.
A kind of sound equipment comprises a tweeter, more than one intermediate frequency and/or woofer, phase-reversing tube, also comprises support, and tweeter, intermediate frequency and/or woofer, phase-reversing tube and support are fixed; The corresponding one by one independent phase-reversing tube of intermediate frequency and/or woofer, an end of phase-reversing tube and the back side of intermediate frequency and/or woofer over against and be communicated with; The cross section of phase-reversing tube is an annular, the longitudinal center line rounding off of phase-reversing tube.
As first kind of improvement of scheme one, also be provided with the loud speaker back side over against and be communicated with the distance minor joint mechanism that exports to phase-reversing tube outlet of phase-reversing tube one side, the lateral surface of phase-reversing tube is an appearance.
As the improvement of scheme two, distance minor joint mechanism is a phase-reversing tube length adjustment joint mechanism, and phase-reversing tube is more than two joints, and phase-reversing tube length adjustment joint mechanism is arranged on the position that the paraphase tube coupling combines with joint.
As first kind of improvement of scheme three, phase-reversing tube is more than two joints, pegs graft mutually between the adjacent two joint phase-reversing tubes, and the end that every joint phase-reversing tube links to each other is straightway; One end and the support of first joint phase-reversing tube are fixed, and the opening of minor details phase-reversing tube is identical with the opening of horn, and the minor details phase-reversing tube is a bend pipe; The phase-reversing tube length adjustment mechanism comprises the radially tapped through hole that is arranged on the big joint phase-reversing tube end of the wherein diameter that plugs and is installed in lock screw on the radial direction through hole.
As second kind of improvement of scheme three, phase-reversing tube is more than two joints, pegs graft mutually between the adjacent two joint phase-reversing tubes, and the end that every joint phase-reversing tube links to each other is straightway; One end and the support of first joint phase-reversing tube are fixed, and the opening of minor details phase-reversing tube is identical with the opening of horn, and the minor details phase-reversing tube is a bend pipe; The phase-reversing tube length adjustment mechanism comprises cooperatively interact internal thread and the external screw thread that is arranged on the two joint phase-reversing tube ends that plug.
As the common improvement of scheme one to five, be equipped with the identical horn of structure in the front of tweeter, intermediate frequency and/or woofer.
As the common improvement of scheme one to five, tweeter, intermediate frequency and/or woofer, vertically array; Phase-reversing tube is more than two, and the structure of phase-reversing tube is identical, vertically array.
As the common improvement of scheme one to five, tweeter, intermediate frequency and/or woofer, along continuous straight runs array; Phase-reversing tube is more than two, and the structure of phase-reversing tube is identical, the along continuous straight runs array.
As the common improvement of scheme one to five, horn and support are monolithic construction.
As the common improvement of scheme one to five, the end of phase-reversing tube is the gradually opening of arc transition.
The invention has the beneficial effects as follows:
The first, the directly corresponding independent phase-reversing tube of intermediate frequency and/or woofer does not disturb the sound wave of each loud speaker mutually.Sound wave is from the loud speaker phase-reversing tube that comes out directly to advance, because the cross section of phase-reversing tube is a circular arc, the axis rounding off of phase-reversing tube, therefore the phase-reversing tube inner chamber does not almost have corner angle, the phenomenon that can make sound wave produce diffraction in the corner angle position drops to minimum, it is minimum that sound deflection reduces to, be difficult for causing the response honeybee paddy of Mid Frequency, the defective that the directive property of medium-high frequency narrows down, be not easy to produce harmful standing wave composition, the diffusion of medium-high frequency is improved significantly, reach the acoustic image location accurately, parsing power is strong, speed sense is splendid, the pure nature of playback bass, the audition effect of the sweet exquisiteness of alt.
The second, because the lateral surface of phase-reversing tube is an appearance, do not need audio amplifier, simple in structure, outward appearance fashion, the length of phase-reversing tube, size can not be subjected to the restriction of casing size, body structure, can effectively avoid producing the resonance frequency height inadequately, causing low frequency to can not get strengthening on the contrary the defective of decay too early, and reduce cost because of the length of phase-reversing tube; Satisfactory situation is following just can be spread out of outside the phase-reversing tube decaying to for high frequency sound wave of carrying secretly in the sound wave that can effectively guarantee to send at the loud speaker back side and noise, further improves acoustics.
Three, because the lateral surface of phase-reversing tube is an appearance, easily design the phase-reversing tube length adjustment mechanism, it is convenient that the phase-reversing tube length adjustment mechanism of design is regulated phase-reversing tube length; Because the cross section of phase-reversing tube is a circular arc, so the length adjustment mechanism of phase-reversing tube is simple, can realize that phase-reversing tube length changes continuously, regulate accurately.
Four, regulate the length of phase-reversing tube by holding out against screw, easy to adjust, whole sound equipment simple in structure.
Five, the internal thread by the phase-reversing tube end and the length of externally threaded fit adjustment phase-reversing tube are easy to adjust, whole sound equipment simple in structure.
Six, use mid frequency ludspeaker and woofer simultaneously, and the structure of the structure of mid frequency ludspeaker phase-reversing tube and woofer phase-reversing tube is identical, can makes the acoustical quality of sound equipment good, appearance looks elegant.The phase-reversing tube along continuous straight runs array of the phase-reversing tube of each woofer, each mid frequency ludspeaker or array vertically, appearance looks elegant can satisfy that putting of the different interior spaces requires and the hobby of different people.
Seven, the phase-reversing tube intermediate partly is the hollow cylinder bodily form, the end becomes the horn mouth of arc transition, thereby make phase-reversing tube form first-class linear tube, the resistance coefficient of air-flow is reduced, its flow velocity increases, and according to acoustic theory, the acoustical power size is directly proportional with velocity of vibration, this just flow velocity be directly proportional, so acoustical power can increase.The end becomes the horn mouth of arc transition, and the profile of sound equipment is also had decoration function, and particularly horn mouth is consistent with the horn mouth of horn, and outward appearance is more attractive in appearance.
Description of drawings
Fig. 1 is the schematic perspective view of the embodiment of the invention 1.
Fig. 2 is the perspective exploded view of the embodiment of the invention 1.
Fig. 3 is the schematic perspective view of the embodiment of the invention 2.
Fig. 4 is the perspective exploded view of the embodiment of the invention 2.
Fig. 5 is the schematic perspective view of the embodiment of the invention 3.
Fig. 6 is the perspective exploded view of the embodiment of the invention 3.
Fig. 7 is the schematic perspective view of the embodiment of the invention 4.
Fig. 8 is the perspective exploded view of the embodiment of the invention 4.
Fig. 9 is the schematic perspective view of the embodiment of the invention 5.
Figure 10 is the perspective exploded view of the embodiment of the invention 5.
Figure 11 is the schematic perspective view of the embodiment of the invention 6.
Figure 12 is the perspective exploded view of the embodiment of the invention 6.
Figure 13 is the schematic perspective view of the embodiment of the invention 7.
Figure 14 is the perspective exploded view of the embodiment of the invention 7.
Figure 15 is the schematic perspective view of the embodiment of the invention 8.
Figure 16 is the schematic perspective view of the embodiment of the invention 8 from the other direction projection.
Embodiment
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of sound equipment comprises the phase-reversing tube 23 of console 1, tweeter 2, mid frequency ludspeaker 3, woofer 4, mid frequency ludspeaker 3, the phase-reversing tube 24 of woofer 4.One-body molded on support 1 have vertically three horns 5, horn 6, a horn 7 of array from top to bottom, the through hole 8 that is communicated with horn 6, the through hole 9 that is communicated with horn 7, through hole 8 is the end of thread away from an end of horn 6, through hole 9 is the end of thread away from an end of horn 7.Tweeter 2 is installed in the horn 5 by screw 10, and mid frequency ludspeaker 3 is installed in the horn 6 by screw 11, and woofer 4 is installed in the horn 7 by screw 12.The structure of the phase-reversing tube 23 of mid frequency ludspeaker 3, the phase-reversing tube 24 of woofer 4 is identical, and the phase-reversing tube 24 of the phase-reversing tube of mid frequency ludspeaker 3 23 and woofer 4 is array from top to bottom vertically.
The phase-reversing tube 23 of mid frequency ludspeaker 3 is two joints, promptly first joint phase-reversing tube 13 and minor details phase-reversing tube 14.First joint phase-reversing tube 13 is a straight tube, and minor details phase-reversing tube 14 is a bend pipe, and minor details phase-reversing tube 14 comprises straightway 15, the straightway 16 at two ends and is connected the curved section 17 of rounding off of a bending of straightway 15, straightway 16.The end that one end of first joint phase-reversing tube 13 is provided with the external screw thread (not shown) screws in the through hole 8 and by threaded engagement and support 1 to be fixed.The other end of first joint phase-reversing tube 13 inserts in the minor details phase-reversing tube 14.Also be provided with the phase-reversing tube governor motion.The phase-reversing tube governor motion comprises that being arranged on minor details phase-reversing tube 14 and head saves link to each other the radially tapped through hole 18 of end of phase-reversing tube 13, be installed in the lock screw 19 on the tapped through hole 18, be plugged on that together head saves phase-reversing tube 13 and minor details phase-reversing tube 14 is locked by lock screw 19.Minor details phase-reversing tube 14 opening 20 identical with the opening of horn 6, tubaeform for arc transition, its shape, size are identical with horn 6.The cross section of first joint phase-reversing tube 13 and minor details phase-reversing tube 14 is annular, and the head that combines saves the line slyness of the longitudinal center line of phase-reversing tube 13 and minor details phase-reversing tube 14.The lateral surface of first joint phase-reversing tube 13 and minor details phase-reversing tube 14 is appearance.
The end that the end that the head of the phase-reversing tube 24 of woofer 4 saves phase-reversing tube 21 is provided with the external screw thread (not shown) screws in the through hole 9 and by threaded engagement and support 1 to be fixed.By the degree of tightness of adjusting lock screw 19 and the length of regulating the relative position adjusting phase-reversing tube 23 of first joint phase-reversing tube 13 and minor details phase-reversing tube 14.
Embodiment 2
As shown in Figure 3, Figure 4, a kind of sound equipment comprises the phase-reversing tube 36 of console 30, tweeter 31, mid frequency ludspeaker 32, mid frequency ludspeaker 33, woofer 34, woofer 35, mid frequency ludspeaker 32, the phase-reversing tube 37 of mid frequency ludspeaker 33, the phase-reversing tube 38 of woofer 34, the phase-reversing tube 39 of woofer 35.On support 30, be provided with vertically through hole 40, through hole 41, through hole 42, the through hole 43 of array from top to bottom.The phase-reversing tube 38 of the phase-reversing tube 36 of mid frequency ludspeaker 32, the phase-reversing tube 37 of mid frequency ludspeaker 33, woofer 34, phase-reversing tube 39 structures of woofer 35 are identical.
The phase-reversing tube 36 of mid frequency ludspeaker 32 is two joints, promptly first joint phase-reversing tube 44 and minor details phase-reversing tube 45.First joint phase-reversing tube 44 is a straight tube, saves at head that an end of phase-reversing tube 44 is one-body molded a horn 46.Minor details phase-reversing tube 45 is a bend pipe, and minor details phase-reversing tube 45 comprises straightway 47, the straightway 48 at two ends and is connected the curved section 49 of rounding off of a bending of straightway 47, straightway 48.Minor details phase-reversing tube 45 opening 50 identical with the opening of horn 46, tubaeform for arc transition, its shape, size are identical with horn 46.Also be provided with the phase-reversing tube governor motion.The phase-reversing tube governor motion comprises and is arranged on first joint phase-reversing tube 44 away from the external screw thread (not shown) of horn one end be arranged on the internal thread (not shown) of minor details phase-reversing tube 45 away from horn opening one end.The straightway of first joint phase-reversing tube 44 passes through hole 40 and fixing with support 30 by lock screw 51.The male end of first joint phase-reversing tube 44 screws in and in the female end of minor details phase-reversing tube 45 head is saved phase-reversing tube and the minor details phase-reversing tube is fixed together.The cross section of first joint phase-reversing tube 44 and minor details phase-reversing tube 45 is annular, and the head that combines saves the line slyness of the longitudinal center line of phase-reversing tube 44 and minor details phase-reversing tube 45.The lateral surface of first joint phase-reversing tube 44 and minor details phase-reversing tube 45 is appearance.Mid frequency ludspeaker 32 is fixed in the horn 46 by screw 52.
Also the one program has horn 53 on support 30.Tweeter 31 is fixed in the horn 53 by screw 54.Mid frequency ludspeaker 33 saves in the horn 57 of phase-reversing tube 56 by the head that screw 55 is fixed on phase-reversing tube 37.Woofer 34 saves in the horn 60 of phase-reversing tube 59 by the head that screw 58 is fixed on phase-reversing tube 38.Woofer 35 saves in the horn 63 of phase-reversing tube 62 by the head that screw 61 is fixed on phase-reversing tube 39.The straightway that the head of the phase-reversing tube 37 of mid frequency ludspeaker 33 saves phase-reversing tube 56 passes through hole 41 and fixing with support 30 by lock screw 64, the straightway that the head of the phase-reversing tube 38 of woofer 34 saves phase-reversing tube 59 passes through hole 42 and fixing with support 30 by lock screw 65, and the straightway that the head of the phase-reversing tube 39 of woofer 35 saves phase-reversing tube 62 passes through hole 43 and fixing with support 30 by lock screw 66.
When transferring the length of phase-reversing tube 36, unscrew lock screw 51 earlier, make between first joint phase-reversing tube 44 and the support 30 free to rotate, the first joint of rotation phase-reversing tube 44 is regulated the position of first joint phase-reversing tube 44 relative minor details phase-reversing tubes 45 again, and then rotation phase-reversing tube 36 is to suitable angle, again by lock screw 51 locking phase-reversing tubes 36.
Embodiment 3
As Fig. 5, shown in Figure 6, a kind of sound equipment comprises console 80, tweeter 81, mid frequency ludspeaker 82, woofer 83, the phase-reversing tube 84 of mid frequency ludspeaker 82, the phase-reversing tube 85 of woofer 83.One-body molded on support 60 have vertically three horns 86, horn 67, a horn 68 of array from top to bottom, the through hole 69 that is communicated with horn 67, the through hole 70 that is communicated with horn 68, tweeter 81 is installed in the horn 86 by screw 71, mid frequency ludspeaker 82 is installed in the horn 67 by screw 72, and woofer 83 is installed in the horn 68 by screw 73.Phase-reversing tube 85 structures of the phase-reversing tube 84 of mid frequency ludspeaker 82, woofer 83 are identical, vertically array from top to bottom.
The phase-reversing tube 84 of mid frequency ludspeaker 82 is a joint, be bend pipe, comprise straightway 74 and the curved section 75 that bends backward again along straightway downwards, be provided with flange 76 in the end of phase-reversing tube straightway 74, phase-reversing tube 84 is fixed on the side that support 60 deviates from horn 67 by screw 77, is communicated with through hole 69.The opening 79 of phase-reversing tube 84 is opposite with the opening of horn 67, tubaeform for arc transition, and its shape, size are identical with horn 67.The cross section of phase-reversing tube 84 is annular, the line slyness of longitudinal center line, and the lateral surface of phase-reversing tube 84 is appearance.
The phase-reversing tube 85 of woofer 83 is fixed on the side that support 60 deviates from horn 68 by screw 78, is communicated with through hole 70.
Embodiment 4
As Fig. 7, shown in Figure 8, a kind of sound equipment comprises console 91, tweeter 92, mid frequency ludspeaker 93, woofer 94, the phase-reversing tube 95 of mid frequency ludspeaker 93, the phase-reversing tube 96 of woofer 94.One-body molded on support 91 have vertically three horns 97, horn 98, a horn 99 of array from top to bottom, the through hole 100 that is communicated with horn 98, the through hole 101 that is communicated with horn 99, tweeter 92 is installed in the horn 97 by screw 102, mid frequency ludspeaker 93 is installed in the horn 98 by screw 103, and woofer 94 is installed in the horn 99 by screw 104.Phase-reversing tube 96 structures of the phase-reversing tube 95 of mid frequency ludspeaker 93, woofer 94 are identical, vertically array from top to bottom.
The phase-reversing tube 95 of mid frequency ludspeaker 93 is two joints, promptly first joint phase-reversing tube 105 and minor details phase-reversing tube 106.First joint phase-reversing tube 105 is a straight tube, and minor details phase-reversing tube 106 is a bend pipe, and minor details phase-reversing tube 106 comprises straightway 107, the straightway 108 at two ends and is connected the curved section 109 of the rounding off with two bendings of straightway 107, straightway 108.The end of saving an end of phase-reversing tube 105 at head is provided with flange 110, and first joint phase-reversing tube 105 is fixed on the side that support 91 deviates from horn 98 by screw 111, is communicated with through hole 100.The other end of first joint phase-reversing tube 105 inserts in the minor details phase-reversing tube 106.Also be provided with the phase-reversing tube governor motion.The phase-reversing tube governor motion comprises that being arranged on minor details phase-reversing tube 106 and head saves link to each other the radially tapped through hole 112 of end of phase-reversing tube 105, be installed in the lock screw 113 on the tapped through hole 112, be plugged on that together head saves phase-reversing tube 105 and minor details phase-reversing tube 106 is fixing by lock screw 113.The opening 114 of minor details phase-reversing tube 106 is identical with the opening of horn 98, tubaeform for arc transition, and its shape, size are identical with horn 98.The cross section of first joint phase-reversing tube 105 and minor details phase-reversing tube 106 is annular, and the head that combines saves the line slyness of the longitudinal center line of phase-reversing tube 105 and minor details phase-reversing tube 106.The lateral surface of first joint phase-reversing tube 105 and minor details phase-reversing tube 106 is appearance.
The head of the phase-reversing tube 96 of woofer 94 saves phase-reversing tube 115 and is fixed on the side that support 91 deviates from horn 99 by screw 116, is communicated with through hole 101.
Embodiment 5
As Fig. 9, shown in Figure 10, a kind of sound equipment comprises the phase-reversing tube 140 of console 131, tweeter 132, mid frequency ludspeaker 133, mid frequency ludspeaker 134, mid frequency ludspeaker 135, woofer 137, woofer 138, woofer 139, mid frequency ludspeaker 133, the phase-reversing tube 141 of mid frequency ludspeaker 134, the phase-reversing tube 142 of mid frequency ludspeaker 135, the phase-reversing tube 143 of woofer 137, the phase-reversing tube 144 of woofer 138, the phase-reversing tube 145 of woofer 139.One-body molded on support 131 have vertically horn 146, horn 147, horn 148, horn 149, horn 150, horn 151, a horn 152 of array from top to bottom, the through hole 153 that is communicated with horn 147, the through hole 154 that is communicated with horn 148, the through hole 155 that is communicated with horn 149, the through hole 156 that is communicated with horn 150, the through hole 157 that is communicated with horn 151, the through hole 158 that is communicated with horn 152.Through hole 153 is a female end away from an end of horn 147, through hole 154 is a female end away from an end of horn 148, through hole 155 is a female end away from an end of horn 149, through hole 156 is a female end away from an end of horn 150, through hole 157 is a female end away from an end of horn 151, and through hole 158 is a female end away from an end of horn 152.Tweeter 132 is installed in the corresponding horn 146 by screw 159, mid frequency ludspeaker 133 is installed in the corresponding horn 147 by screw 160, mid frequency ludspeaker 134 is installed in the corresponding horn 148 by screw 161, mid frequency ludspeaker 135 is installed in the corresponding horn 149 by screw 162, woofer 137 is installed in the corresponding horn 150 by screw 163, woofer 138 is installed in the corresponding horn 151 by screw 164, and woofer 139 is installed in the corresponding horn 152 by screw 165.The phase-reversing tube 144 of the phase-reversing tube 142 of the phase-reversing tube 140 of mid frequency ludspeaker 133, the phase-reversing tube 141 of mid frequency ludspeaker 134, mid frequency ludspeaker 135, the phase-reversing tube 143 of woofer 137, woofer 138, phase-reversing tube 145 structures of woofer 139 are identical, vertically array.
The phase-reversing tube 140 of mid frequency ludspeaker 133 is two joints, promptly first joint phase-reversing tube 166 and minor details phase-reversing tube 167.First joint phase-reversing tube 166, minor details phase-reversing tube 167 are straight tube.One end of first joint phase-reversing tube 166 is the external screw thread (not shown), and the female end and the support 131 that screw in through hole 153 are fixing.Also be provided with phase-reversing tube 140 governor motions.Phase-reversing tube 140 governor motions comprise and are arranged on first joint phase-reversing tube 166 away from the external screw thread (not shown) of horn 147 1 ends be arranged on the internal thread (not shown) of minor details phase-reversing tube 167 away from opening 168 1 ends.First joint phase-reversing tube 166 screws in the minor details phase-reversing tube 167 and by the internal and external threads cooperation and interfixes.The cross section of first joint phase-reversing tube 166 and minor details phase-reversing tube 167 is annular.The lateral surface of first joint phase-reversing tube 166 and minor details phase-reversing tube 167 is appearance.The opening 168 of minor details phase-reversing tube 167 is reverse with the opening of horn 147.
The head of the phase-reversing tube 141 of mid frequency ludspeaker 134 saves the interior and support 131 of the end screw-in through hole 154 of phase-reversing tube 169 and fixes.The head of the phase-reversing tube 142 of mid frequency ludspeaker 135 saves the interior and support 131 of the end screw-in through hole 155 of phase-reversing tube 170 and fixes.The head of the phase-reversing tube 143 of woofer 137 saves the interior and support 131 of the end screw-in through hole 156 of phase-reversing tube 171 and fixes.The head of the phase-reversing tube 144 of woofer 138 saves the interior and support 131 of the end screw-in through hole 157 of phase-reversing tube 172 and fixes.The head of the phase-reversing tube 145 of woofer 139 saves the interior and support 131 of the end screw-in through hole 158 of phase-reversing tube 173 and fixes.
Embodiment 6
As Figure 11, shown in Figure 12, a kind of sound equipment, but comprising horizontal fixed support 190 on the wall, phase-reversing tube 191 is by the tweeter 192 of along continuous straight runs array, a woofer 193.One-body molded horn 194, the horn 195 that horizontal array is arranged on support 190, the through hole 196 that is communicated with horn 195.Tweeter 192 is installed in the horn 194 by screw 197, and woofer 193 is installed in the horn 195 by screw 198.
Phase-reversing tube 191 is three joints, promptly first joint phase-reversing tube 199, middle segmentum intercalaris phase-reversing tube 200 and minor details phase-reversing tube 201.First joint phase-reversing tube 199 is a bend pipe, and middle segmentum intercalaris phase-reversing tube 200 is a straight tube, and minor details phase-reversing tube 201 is a bend pipe.The end of saving an end of phase-reversing tube 199 at head is provided with flange 202, and the flange 202 of first joint phase-reversing tube 199 is fixed on the side that support 190 deviates from horn 195 by screw 203, is communicated with through hole 196.In segmentum intercalaris phase-reversing tube 200 1 ends, in segmentum intercalaris phase-reversing tube 200 other ends, the other end of minor details phase-reversing tube 201 was the gradually opening 204 of arc transition during an end of minor details phase-reversing tube 201 inserted during the other end of first joint phase-reversing tube 199 inserted.Also be provided with phase-reversing tube 191 governor motions.Phase-reversing tube 191 governor motions comprise be arranged in segmentum intercalaris phase-reversing tube 200 and head save phase-reversing tube 199 link to each other the end radially tapped through hole 205 be arranged on link to each other with the minor details phase-reversing tube 201 radially tapped through hole 206 of end of middle segmentum intercalaris phase-reversing tube 200, be installed in the lock screw 207 on the tapped through hole 205, be installed in the lock screw 208 on the tapped through hole 206, be plugged on that together head saves phase-reversing tube 199 and middle segmentum intercalaris phase-reversing tube 200 is fixing by lock screw 207, the minor details phase-reversing tube 201 and the middle segmentum intercalaris phase-reversing tube 200 that are plugged on together are fixing by lock screw 208.The cross section of first joint phase-reversing tube 199, middle segmentum intercalaris phase-reversing tube 200 and minor details phase-reversing tube 201 is annular, and the head that combines saves the line slyness of the longitudinal center line of phase-reversing tube 199, middle segmentum intercalaris phase-reversing tube 200 and minor details phase-reversing tube 201.The lateral surface that the head that combines saves phase-reversing tube 199, middle segmentum intercalaris phase-reversing tube 200 and minor details phase-reversing tube 201 is appearance.First joint phase-reversing tube 199 is straightway with middle segmentum intercalaris phase-reversing tube 200 to an end of pegging graft, and minor details phase-reversing tube 201 is straightway with middle segmentum intercalaris phase-reversing tube 200 to an end of pegging graft.
Embodiment 7
As Figure 13, shown in Figure 14, only the structure of the phase-reversing tube 211 of mid frequency ludspeaker 210 is different with embodiment 5.
The phase-reversing tube 211 of mid frequency ludspeaker 210 is a joint, is straight tube.The loud speaker back side over against the distance minor joint mechanism that exports to phase-reversing tube outlet of phase-reversing tube one side be arranged on phase-reversing tube 211 an end the external screw thread (not shown) and be arranged on the internal thread of through hole 213 away from mid frequency ludspeaker.The opening of the opening of phase-reversing tube 211 and horn 212 is reverse, tubaeform for arc transition, and its shape, size are identical with horn 212.
Embodiment 8
As Figure 15, shown in Figure 16, a kind of sound equipment comprises the phase-reversing tube 224 of shell 220, tweeter 221, mid frequency ludspeaker 222, woofer 223, mid frequency ludspeaker 222, the phase-reversing tube 225 of woofer 223.Be fixed with vertically three horns 226 of array, horn 227, horn 228 from top to bottom in the front of shell 220, be provided with the through hole (not shown) at the back side of horn 227, be provided with the through hole (not shown) at the back side of horn 228, through hole is provided with internal thread away from an end of horn 227, and through hole is provided with internal thread away from an end of horn 228.Tweeter 221 is installed in the horn 226 by screw 231, and mid frequency ludspeaker 222 is installed in the horn 227 by screw 232, and woofer 223 is installed in the horn 228 by screw 233.Phase-reversing tube 224 is a straight tube, is provided with external screw thread with the screw-internal thread fit of through hole at an end of phase-reversing tube 224.Phase-reversing tube 224 is fixed on the horn 227 and with the back side of mid frequency ludspeaker 222 by threaded engagement and is communicated with, and the other end of phase-reversing tube 224 passes housing 220 and is in communication with the outside.
Phase-reversing tube 225 is identical with the structure of phase-reversing tube 224, and phase-reversing tube 224, phase-reversing tube 225 be array from top to bottom vertically.Phase-reversing tube 225 is fixed on the horn 228 and with the back side of woofer 223 by threaded engagement and is communicated with, and the other end of phase-reversing tube 225 passes housing 220 and is in communication with the outside.

Claims (10)

1. a sound equipment comprises a tweeter, more than one intermediate frequency and/or woofer, phase-reversing tube, it is characterized in that: also comprise support, tweeter, intermediate frequency and/or woofer, phase-reversing tube and support are fixed; The corresponding one by one independent phase-reversing tube of intermediate frequency and/or woofer, an end of phase-reversing tube and the back side of intermediate frequency and/or woofer over against and be communicated with; The cross section of phase-reversing tube is an annular, the longitudinal center line rounding off of phase-reversing tube.
2. a kind of sound equipment as claimed in claim 1 is characterized in that: also be provided with the distance minor joint mechanism that export to phase-reversing tube outlet of the loud speaker back side over against phase-reversing tube one side, the lateral surface of phase-reversing tube is an appearance.
3. a kind of sound equipment as claimed in claim 2 is characterized in that: distance minor joint mechanism is the phase-reversing tube length adjustment mechanism, and phase-reversing tube is more than two joints, and the phase-reversing tube length adjustment mechanism is arranged on the position that the paraphase tube coupling combines with joint.
4. a kind of sound equipment as claimed in claim 3 is characterized in that: phase-reversing tube is more than two joints, pegs graft mutually between the adjacent two joint phase-reversing tubes, and the end that every joint phase-reversing tube links to each other is straightway; One end and the support of first joint phase-reversing tube are fixed, and the opening of minor details phase-reversing tube is identical with the opening of horn, and the minor details phase-reversing tube is a bend pipe; The phase-reversing tube length adjustment mechanism comprises the radially tapped through hole that is arranged on the big joint phase-reversing tube end of the wherein diameter that plugs and is installed in lock screw on the tapped through hole radially.
5. a kind of sound equipment as claimed in claim 3 is characterized in that: phase-reversing tube is more than two joints, pegs graft mutually between the adjacent two joint phase-reversing tubes, and the end that every joint phase-reversing tube links to each other is straightway; One end and the support of first joint phase-reversing tube are fixed, and the opening of minor details phase-reversing tube is identical with the opening of horn, and the minor details phase-reversing tube is a bend pipe; The phase-reversing tube length adjustment mechanism comprises cooperatively interact internal thread and the external screw thread that is arranged on the two joint phase-reversing tube ends that plug.
6. as any described a kind of sound equipment of claim 1 to 5, it is characterized in that: be equipped with the identical horn of structure in the front of tweeter, intermediate frequency and/or woofer.
7. as any described a kind of sound equipment of claim 1 to 5, it is characterized in that: tweeter, intermediate frequency and/or woofer, vertically array; Phase-reversing tube is more than two, and the structure of phase-reversing tube is identical, vertically array.
8. as any described a kind of sound equipment of claim 1 to 5, it is characterized in that: tweeter, intermediate frequency and/or woofer, along continuous straight runs array; Phase-reversing tube is more than two, and the structure of phase-reversing tube is identical, the along continuous straight runs array.
9. as any described a kind of sound equipment of claim 1 to 5, it is characterized in that: horn and support are monolithic construction.
10. as any described a kind of sound equipment of claim 1 to 5, it is characterized in that: the end of phase-reversing tube is the gradually opening of arc transition.
CN2011100622468A 2011-03-15 2011-03-15 Sounder Pending CN102098598A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102694505A (en) * 2012-05-02 2012-09-26 张靖 Passive audio amplifier
CN103002377A (en) * 2011-09-09 2013-03-27 雅马哈株式会社 Audio apparatus
WO2018133521A1 (en) * 2017-01-17 2018-07-26 佛山市威得士灯饰电器有限公司 Lamp with adjustable phase-inverted tube mechanism
CN110858939A (en) * 2018-08-22 2020-03-03 台山钟神音响科技有限公司 Phase reversal type sound box
RU2718126C1 (en) * 2019-05-30 2020-03-30 Общество с ограниченной ответственностью "Научно-производственная фирма "МИКРОЭПМ" Acoustic system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103002377A (en) * 2011-09-09 2013-03-27 雅马哈株式会社 Audio apparatus
CN103002377B (en) * 2011-09-09 2015-10-21 雅马哈株式会社 Audio frequency apparatus
CN102694505A (en) * 2012-05-02 2012-09-26 张靖 Passive audio amplifier
CN102694505B (en) * 2012-05-02 2016-09-14 张靖 A kind of passive audio amplifier
WO2018133521A1 (en) * 2017-01-17 2018-07-26 佛山市威得士灯饰电器有限公司 Lamp with adjustable phase-inverted tube mechanism
CN110858939A (en) * 2018-08-22 2020-03-03 台山钟神音响科技有限公司 Phase reversal type sound box
RU2718126C1 (en) * 2019-05-30 2020-03-30 Общество с ограниченной ответственностью "Научно-производственная фирма "МИКРОЭПМ" Acoustic system

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