CN208940228U - A kind of flat-panel speaker and its speaker unit - Google Patents

Abstract

The utility model discloses a kind of flat-panel speaker and its speaker units, the speaker unit includes bracket and the woofer module and medium and high pitch loudspeaker module that are set on bracket, the direction of speaking of speak direction and the medium and high pitch loudspeaker module of the woofer module is in default angle, medium and high pitch loudspeaker module is increased in flat-panel speaker, the Hi-Mid and bass for making flat-panel speaker are exported by different loudspeaker modules, sufficiently reduce the distortion of bass part, increase the smooth of Hi-Mid part sound quality, and make medium and high pitch loudspeaker module towards different directions sounding, to make sound broad covered area, substantially increase the usage experience of user.

Description

A kind of flat-panel speaker and its speaker unit

Technical field

The utility model relates to speaker technology field, in particular to a kind of flat-panel speaker and its speaker unit.

Background technique

Flat-panel speaker is made of source of sound input equipment, signal amplifier (power amplifier) and loudspeaker, passes through exciter (driving Body) excitation pronunciation board in bending wave and sounding.Loudspeaker are placed in speaker cavity by existing flat-panel speaker, because its shape is super It is thin, metope can be directly hung as a kind of decoration, and by the favor of people, however the sound quality of existing flat-panel speaker is lacked there is also following Point:

1. treble portion: the molding of high pitch sound wave needs to vibrate vocal structure with the high-frequency of rule, in order to drop The loss of low vibration energy, the quality of vocal structure are answered enough slim and graceful, and the vibration plate quality of plate speaker is raised relative to ball top type For the top dome film vocal structure of sound device, it is clear that it is overweight, therefore more distortions can be generated by the high pitch that plate speaker issues, it lacks The abundant dynamic of weary high pitch, inadequate smooth.

2. bass part: the molding of bass sound wave needs the forward and reverse position sound wave for avoiding being formed by hard objects reflection It offsets, in most cases flat-panel speaker is hung on wall due in use, and plate speaker vibration plate rear is patch The reversed position sound wave for being bordering on metope, therefore being located at vibration plate rear can directly be reflected by hard metope and with the positive sound in front of vibration plate Wave is cancelled out each other, and causes bass sound wave that can not form, and user can not hear audio bass.

Thus the prior art could be improved and improve.

Utility model content

Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of loudspeakings of flat-panel speaker Device device, the loudspeaker module output corresponding with treble portion of setting bass part, and make the side of speaking of woofer module It is in default angle to the direction of speaking with medium and high pitch loudspeaker module, makes the more high reduction playback performance of speaker unit.

In order to solve the above technical problems, the utility model takes following technical scheme:

A kind of speaker unit of flat-panel speaker, including bracket, the woofer module being set on bracket and middle height Sound loudspeaker module, the direction of speaking of speak direction and the medium and high pitch loudspeaker module of the woofer module is in default folder Angle.

In the speaker unit of the flat-panel speaker, it is provided on the bracket for installing woofer module Through-hole, the woofer module include pronunciation board, the outstanding circle of foam and an at least vibrating loudspeakers, on the bracket, along through-hole The mounting rack being arranged radially for installing vibrating loudspeakers, the vibrating loudspeakers are on the mounting rack, the pronunciation Plate is fixed on the voice coil of vibrating loudspeakers, and a side of the outstanding circle of the foam connects pronunciation board, the other side of the outstanding circle of the foam Side connecting bracket.

In the speaker unit of the flat-panel speaker, the vibrating loudspeakers are three, and the vibrating loudspeakers are located at described On the circumference of the half radius of through-hole, and it is located at the trisection point of circumference.

In the speaker unit of the flat-panel speaker, the medium and high pitch loudspeaker module includes mounting base, the installation It is provided with two medium and high pitch loudspeakers setting up and down on seat, is in predetermined angle between the direction of speaking of two medium and high pitch loudspeakers Setting.

In the speaker unit of the flat-panel speaker, the side of the bracket has notch, the medium and high pitch loudspeaker Module is set in the notch.

In the speaker unit of the flat-panel speaker, the woofer module is rounded, the Hi-Mid loudspeaking Device module is located at the side of woofer module, and the default angle is 60 ° -120 °.

In the speaker unit of the flat-panel speaker, the bracket is plate-like, and the sound of pronunciation board output is to branch The two sides of frame export.

A kind of flat-panel speaker, including pedestal are provided at least just like loudspeaking described in above-mentioned any one on the pedestal Device device.

In the flat-panel speaker, the speaker unit is two, and one of speaker unit and pedestal are detachable Connection, another speaker unit are located at the top of a speaker unit.

In the flat-panel speaker, the length direction of speak direction and the pedestal of the bass of the speaker unit hangs down Directly.

Compared to the prior art, the speaker unit of flat-panel speaker provided by the utility model, the speaker unit packet The woofer module and medium and high pitch loudspeaker module for including bracket and being set on bracket, the woofer module go out Sound direction and the direction of speaking of medium and high pitch loudspeaker module are in default angle, and medium and high pitch loudspeaker mould is increased in flat-panel speaker Block exports the Hi-Mid of flat-panel speaker and bass by different loudspeaker modules, sufficiently reduces the distortion of bass part, increases The smooth of Hi-Mid part sound quality, and make medium and high pitch loudspeaker module towards different directions sounding, to make sound covering surface Extensively, the usage experience of user is substantially increased.

Detailed description of the invention

Fig. 1 is the structural decomposition diagram of the speaker unit of flat-panel speaker provided by the utility model.

Fig. 2 is the cross section structure schematic diagram of the speaker unit of flat-panel speaker provided by the utility model.

Fig. 3 is the cross section structure schematic diagram of the pronunciation board of the speaker unit of flat-panel speaker provided by the utility model.

Fig. 4 is that the structure of the medium and high pitch loudspeaker module in the speaker unit of flat-panel speaker provided by the utility model is shown It is intended to.

Fig. 5 is the structural schematic diagram of flat-panel speaker provided by the utility model.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

It should be noted that it can when component is referred to as on " being installed in ", " being fixed on " or " being set to " another component Directly on the other part or may be simultaneously present component placed in the middle.When a component be known as " being connected to " another Component, it can be directly to another component or may be simultaneously present component placed in the middle.

It is only each other relatively it should also be noted that, the positional terms such as left and right, upper and lower in the utility model embodiment Concept or be reference with the normal operating condition of product, and should not be regarded as restrictive.

Please refer to Fig. 1 and Fig. 2, the speaker unit of flat-panel speaker provided by the embodiment of the utility model, including 1 He of bracket The woofer module 2 and medium and high pitch loudspeaker module 3 being set on bracket 1, the side of speaking of the woofer module 2 It is in default angle to the direction of speaking with medium and high pitch loudspeaker module 3, medium and high pitch loudspeaker module 3 is increased in flat-panel speaker (such as ball top type medium and high pitch loudspeaker module) exports the Hi-Mid of flat-panel speaker and bass by different loudspeaker modules, fills Divide the distortion for reducing bass part, increase the smooth of Hi-Mid part sound quality, and makes medium and high pitch loudspeaker module 3 towards not Equidirectional sounding substantially increases the usage experience of user to make sound broad covered area.

The through-hole 11 for installing woofer module 2, the woofer module 2 are provided on the bracket 1 Including pronunciation board 21, the outstanding circle 22 of foam and at least one vibrating loudspeakers 23, on the bracket 1, useful along being arranged radially for through-hole 11 In the mounting rack 12 of installation vibrating loudspeakers 23, the vibrating loudspeakers 23 are on the mounting rack 12.

Specifically, being additionally provided with the mounting hole 13 being embedded in for vibrating loudspeakers 23 on the mounting rack 12, mounting rack be can be used Hollow design, in order to 11 entrant sound of through-hole, making flat-panel speaker two sides has bass output, while can also save material, makes to put down The weight saving of plate speaker.

The pronunciation board 21 is fixed on the voice coil of vibrating loudspeakers 23, and a side of the outstanding circle 22 of the foam connects pronunciation board 21, another side connecting bracket 1 of the outstanding circle 22 of the foam prevents 21 Oscillation Amplitude of pronunciation board excessive, and can make pronunciation board 21 When vibration, it can reset rapidly.

In the present embodiment, the bracket 1 is plate-like, and the sound that the pronunciation board 21 exports is exported to the two sides of bracket 1, The utility model uses Open architecture, and without cabinet, speaker unit does not have confined space, and the sound wave that pronunciation board 21 issues is straight It connects and passes in space, sonic transmissions are not damaged, and acoustical quality is more.

Also referring to Fig. 3, the middle layer of the pronunciation board 21 is PVC foam layer 211, efficiently reduces pronunciation board 21 Quality, to improve the sensitivity of vibration, the overlay film 212 of the setting of the two sides up and down tensile characteristics of the PVC foam layer 211, to increase Add the planar rigidity of pronunciation board 21, and then reduce plane deformation when vibration, effectively reduces sound waveform distortion.The present embodiment In, upper layer and lower layer overlay film 212 can be spaced certain interval between PVC foam layer 211, can further improve PVC foam layer 211 The sensitivity of vibration.

Please continue to refer to Fig. 1 and Fig. 2, mounting rack 12 is in Y-shaped, and the inside of through-hole 11 is divided into 3 equal portions.The vibration Loudspeaker 23 are three, and the vibrating loudspeakers 23 are located on the circumference of the half radius of the through-hole 11, and are located at circumference At trisection point, make the line between the center of circle of two adjacent vibrating loudspeakers 23 and the center of circle of through-hole 11 in 120 ° of angles, vibration 23 need of loudspeaker are mounted on the midpoint of the support arm of Y font mounting rack.When the vibrating loudspeakers 23 pronunciation, can make to pronounce 21 uniform force of plate further decreases plane deformation when pronunciation board 21 vibrates, further to reduce sound waveform distortion.

For ease of understanding, sectional view shown in Fig. 2 all shows three vibrating loudspeakers 23 according to default cutting line Sectional view.Certainly in other embodiments, the vibrating loudspeakers 23 can also be one, two, three with first-class, when described When vibrating loudspeakers 23 are one, the vibrating loudspeakers 23 are set to the center of through-hole 11, and mounting rack also need to only be arranged to linear type ?；When the quantity of the vibrating loudspeakers 23 is multiple, only the center of vibrating loudspeakers 23 need to be made to be overlapped i.e. with the center of through-hole Can, so that when vibrating loudspeakers 23 being made to pronounce, 21 uniform force of pronunciation board avoids pronunciation board 21 from generating plane deformation when vibrating.

The pronunciation board of the woofer module on the circumference of two points of Radius and is located at by three vibrating loudspeakers It is common to drive pronunciation board sounding on the trisection point of circumference, reduce plane deformation of the plate in vibration processes, reduces because of plane The distortion of bass sound wave caused by deformation, ball top type medium and high pitch loudspeaker module is increased in flat-panel speaker, makes flat-panel speaker Hi-Mid and bass are exported by different loudspeaker modules, sufficiently reduce the distortion of bass part, increase Hi-Mid part sound quality Smooth, and make medium and high pitch loudspeaker module towards different directions sounding, to make sound broad covered area, substantially increase use The usage experience at family.

The two sides of the bracket 1 are provided with entrant sound screen cloth 24, keep flat-panel speaker more beautiful, but also play dust-proof work With.The middle part of the outstanding circle 22 of the foam is the curved surface of indent, to give pronunciation board when of reciprocating vibration before and after pronunciation board is done Outer edge is prevented pronunciation board from generating deformation when the fringe region far from driving point is in vibration, is kept sound wave easy to form with pulling force.

Fig. 1 and Fig. 4 are please referred to, the medium and high pitch loudspeaker module 3 includes mounting base 31, is provided in the mounting base 31 Two medium and high pitch loudspeakers 32 setting up and down are arranged between the direction of speaking of two medium and high pitch loudspeakers 32 in predetermined angle, By two medium and high pitch loudspeakers being differently directed 32, cover the sound rate of medium and high pitch loudspeaker 32 wider.

Specifically, ball top type loudspeaker can be used in medium and high pitch loudspeaker 32, make the abundant dynamic of the high pitch of speaker unit, and And smooth.

For the predetermined angle using the axis of mounting base 31 as benchmark line, the predetermined angle is 30 °, makes the predetermined angle The bilateral symmetry on the basis of axis, i.e. the angle of medium and high pitch loudspeaker 32 and bracket 1 is 30 °.

Further, bottom case 33 and entrant sound reticulated shell 34, the medium and high pitch loudspeaker 32 are additionally provided in the mounting base 31 In bottom case 33, the entrant sound reticulated shell 34 is covered on bottom case 33, plays beautiful and dustproof effect.

Specifically, the front side of the bracket 1 has notch 14, the medium and high pitch loudspeaker module 3 is set to the notch In 14, the notch 14 is located at the front side of bracket 1, that is, is located at the front side of flat-panel speaker, exports medium and high pitch loudspeaker module 3 Hi-Mid is exported in a manner of 60 ° of angles or so to user direction (front for being located at flat-panel speaker).

In the present embodiment, the woofer module 2 is rounded, and the medium and high pitch loudspeaker module 3 is raised positioned at bass The side of sound device module 2, the default angle are 60 ° -120 °, make 3 court of woofer module 2 and medium and high pitch loudspeaker module Different directions sounding keeps the sound quality of flat-panel speaker 200 more preferable to expand sound area coverage.

Specifically, when the angle in the direction of speaking of two medium and high pitch loudspeaker modules 3 is a 60 ° i.e. medium and high pitch loudspeaker mould The angle of block 3 and axis is that the angle between 30 °, with woofer module 2 is 60 °.The woofer module 2 can Using 15 cun of circular configuration, biggish sounding area brings the promotion of more air, keeps bass sound wave easy to form.

In the present embodiment, two medium and high pitch loudspeaker modules 3 then may be disposed at the front side of round woofer module 2 compared with At small area of space, make flat-panel speaker appearance looks elegant, is conducive to enhance product competitiveness in the market.

Referring to Fig. 5, the speaker unit based on above-mentioned flat-panel speaker, the utility model correspondingly provides a kind of plate Speaker 200, including pedestal 210, are provided with an at least speaker unit 100 on the pedestal 210, described to raise in the present embodiment The direction of speaking of the bass of sound device device 100 is vertical with the length direction of the pedestal 210, is putting the flat-panel speaker When 200, the length direction of pedestal 210 is directed toward sofa, makes the woofer module 2 of the speaker unit 100 perpendicular to wall Face setting, can do sonic guide by metope, project sound wave directly, avoid positive and negative because caused by reflecting hard objects Anti-phase acoustic wave is offset.

Meanwhile metope and pronunciation board can obstruct bass sound wave in the diffraction of positive antiphase, further decrease positive reverse phase Cancelling out each other for position sound wave, enables bass sound wave perfection to show, to further increase the sound quality of flat-panel speaker.

Further, the power supply adaptor (figure for being powered to flat-panel speaker 200 is provided in the pedestal 210 In be not shown) and power amplifier (not shown) for being amplified to audio signal, power supply line is then after pedestal 210 It draws and takes electricity from the socket on wall in side.In the present embodiment, existing electricity is can be used in power supply adaptor and power amplifier Source adapter and power amplifier are realized, are not described in detail herein.

Preferably, the speaker unit 100 is two, and one of speaker unit 100 detachably connects with pedestal 210 It connects, another speaker unit 100 is located at the top of a speaker unit 100, and the utility model uses 2 bass loudspeakers Device and 4 medium and high pitch loudspeakers, directive property further enhance.When people walks close to flat-panel speaker 200, raising for top can be heard The sound that sound device device 100 issues when squatting down, can hear the sound that the speaker unit 100 of lower section issues, user is made to have body The feeling for facing its border greatly improves the usage experience of user.

Further, it is additionally provided with audio processor (not shown) in the pedestal 210, such as DSP audio processing Device can be divided and be optimized and revised to audio signal, and the sound quality of flat-panel speaker 200 is further improved.

Further, the bracket of the pedestal 210 and speaker unit 100 is all made of wooden structures, can reduce and be produced into This, and removably is used, it is readily transported, and easy to assembly.Specifically, the bracket of two-loudspeaker device 100 can be integrated Molding setting, it is aesthetic in appearance, and also bracket load bearing stength is high.

In conclusion the utility model makes flat-panel speaker using medium and high pitch loudspeaker module is increased in flat-panel speaker Hi-Mid and bass exported by different loudspeaker module, realize treble portion sound quality smooth, and make flat-panel speaker Woofer module and medium and high pitch loudspeaker module towards different directions sounding, it is ensured that while Hi-Mid sound quality, make sound Broad covered area substantially increases the usage experience of user to increase the covering range of flat-panel speaker.

Meanwhile the pronunciation board of the woofer module by three vibrating loudspeakers on the circumference of two points of Radius simultaneously It is common to drive pronunciation board sounding on the trisection point of circumference, reduce plane deformation of the plate in vibration processes, reduce because The distortion of bass sound wave caused by plane deformation, ball top type medium and high pitch loudspeaker module is increased in flat-panel speaker, makes plate sound The Hi-Mid and bass of case are exported by different loudspeaker modules, sufficiently reduce the distortion of bass part, increase Hi-Mid part The smooth of sound quality, and make medium and high pitch loudspeaker module towards different directions sounding, to make sound broad covered area, greatly improve The usage experience of user.

Further, medium and high pitch loudspeaker module is provided with two medium and high pitch loudspeakers setting up and down, two Hi-Mids It is arranged between the direction of speaking of loudspeaker in predetermined angle, Hi-Mid directive property is strong, keeps the covering of medium and high pitch loudspeaker wider.

Preferably, flat-panel speaker uses two woofers setting up and down and two groups of Hi-Mid loudspeakings setting up and down The mounting surface of device, woofer is vertical with medium and high pitch loudspeaker mounting surface, and two Hi-Mids of two groups of medium and high pitch loudspeakers are raised The direction of sound device is in the bilateral symmetry for axis being 30 degree of angles, and directive property is strong, and speaker acoustical quality is good.

It is understood that for those of ordinary skills, can with technical solution according to the present utility model and The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement all should belong to appended by the utility model Scope of protection of the claims.

Claims (10)

1. a kind of speaker unit of flat-panel speaker, including bracket, which is characterized in that further include that the bass being set on bracket is raised Sound device module and medium and high pitch loudspeaker module, speak direction and the medium and high pitch loudspeaker module of the woofer module go out Sound direction is in default angle.

2. the speaker unit of flat-panel speaker according to claim 1, which is characterized in that be provided with and be used on the bracket The through-hole of woofer module is installed, the woofer module includes pronunciation board, the outstanding circle of foam and at least one vibration loudspeaker , the mounting rack being arranged radially for installing vibrating loudspeakers on the bracket, along through-hole, the vibrating loudspeakers are embedded at institute It states on mounting rack, the pronunciation board is fixed on the voice coil of vibrating loudspeakers, and a side of the outstanding circle of the foam connects pronunciation board, institute State another side connecting bracket of the outstanding circle of foam.

3. the speaker unit of flat-panel speaker according to claim 2, which is characterized in that the vibrating loudspeakers are three, The vibrating loudspeakers are located on the circumference of the half radius of the through-hole, and are located at the trisection point of circumference.

4. the speaker unit of flat-panel speaker according to claim 1, which is characterized in that the medium and high pitch loudspeaker module Including mounting base, it is provided with two medium and high pitch loudspeakers setting up and down in the mounting base, two medium and high pitch loudspeakers go out It is arranged between sound direction in predetermined angle.

5. the speaker unit of flat-panel speaker according to claim 1, which is characterized in that the front side of the bracket, which has, to be lacked Mouthful, the medium and high pitch loudspeaker module is set in the notch.

6. the speaker unit of flat-panel speaker according to claim 1, which is characterized in that the woofer module is in Circle, the medium and high pitch loudspeaker module are located at the side of woofer module, and the default angle is 60 ° -120 °.

7. the speaker unit of flat-panel speaker according to claim 2, which is characterized in that the bracket is plate-like, described The sound of pronunciation board output is exported to the two sides of bracket.

8. a kind of flat-panel speaker, including pedestal, which is characterized in that be provided on the pedestal and at least appoint just like claim 1-7 Speaker unit described in meaning one.

9. flat-panel speaker according to claim 8, which is characterized in that the speaker unit is two, one of them is raised Sound device device is detachably connected with pedestal, another speaker unit is located at the top of a speaker unit.

10. flat-panel speaker according to claim 8, which is characterized in that the direction of speaking of the bass of the speaker unit It is vertical with the length direction of the pedestal.