CN207269262U - Twin-guide bugle - Google Patents
Twin-guide bugle Download PDFInfo
- Publication number
- CN207269262U CN207269262U CN201721311393.3U CN201721311393U CN207269262U CN 207269262 U CN207269262 U CN 207269262U CN 201721311393 U CN201721311393 U CN 201721311393U CN 207269262 U CN207269262 U CN 207269262U
- Authority
- CN
- China
- Prior art keywords
- sound
- waveguide
- bugle
- connecting plate
- chamber passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
A kind of twin-guide bugle, including two side by side and symmetrically arranged waveguide, be arranged on the bugle of two waveguide output terminals and be arranged on waveguide input terminal and the high pitch driving head coordinated with each waveguide；The input terminal of the waveguide is equipped with circular into sound mouth, the input terminal neighboring of the waveguide is equipped with the first connecting plate, the output terminal of the waveguide is equipped with rectangular sound mouth, and the output neighboring of waveguide is equipped with the second connecting plate, waveguide into being equipped with the first sound chamber passage between sound mouth and sound mouth；Cavity is equipped with the bugle, is equipped with the spacer block that cavity is separated into two symmetrical second sound chamber passages among the cavity, the second sound chamber passage is corresponding with the output terminal of two waveguides respectively.The direction of propagation and frequency by spacer block two strands of sound of change in bugle cavity, and will not produce interference after making two bursts of sound outputs.
Description
Technical field
It the utility model is related to field of audio, especially twin-guide bugle.
Background technology
Waveguide bugle includes sound driver head, waveguide and bugle, such as a kind of waveguide of Publication No. 106231481,
Including connecting flange portion, the first acoustic streaming cavity portion, arc connecting portion and loudspeaker connecting portion, outlet sound mouth is equipped with loudspeaker connecting portion,
First acoustic streaming cavity portion is in isosceles trapezoid, is in equipped with what multiple big ends with the first acoustic streaming cavity portion communicated in arc connecting portion
The acoustic streaming cavity lane of circular arc tubulose, the crooked radian size of acoustic streaming cavity lane is from the centre position of outlet sound mouth from two side positions
It is sequentially increased.When acoustic streaming enters the first acoustic streaming cavity portion, the path that the acoustic streaming in the first acoustic streaming cavity portion both sides passes through is big
In the path that the acoustic streaming in the middle part of the first acoustic streaming cavity portion passes through, the path of the acoustic streaming cavity lane in two side position of outlet sound mouth
Less than the path of the acoustic streaming cavity lane in the centre position in outlet sound mouth, acoustic streaming cavity lane is by the acoustic streaming at diverse location
Path is corrected so that acoustic streaming can pass through outlet sound mouth at the same time.The design of waveguide and bugle can improve out audio fruit,
Lift the propagation distance of sound, but in outdoor spacious occasion, the waveguide bugle structure of this kind of simple sund source can not be by sound
Output volume is lifted, and the propagation distance of sound can not be met the requirements.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of twin-guide bugle, can strengthen volume, make sound
Propagation distance is farther, and prevents interference of sound.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of twin-guide bugle, including two side by side
And symmetrically arranged waveguide, be arranged on the bugle of two waveguide output terminals and be arranged on waveguide input terminal and with each ripple
The high pitch driving head of tubes fit；The input terminal of the waveguide be equipped with it is circular into sound mouth, outside the input terminal of the waveguide
Circumferential edges are equipped with the first connecting plate, and the output terminal of the waveguide is equipped with rectangular sound mouth, and the output periphery of waveguide
Edge is equipped with the second connecting plate, waveguide into being equipped with the first sound chamber passage between sound mouth and sound mouth；It is equipped with the bugle
Cavity, the cavity centre are equipped with the spacer block that cavity is separated into two symmetrical second sound chamber passages, the second sound chamber passage
It is corresponding with the output terminal of two waveguides respectively, the second sound chamber passage into sound mouth and sound mouth be rectangle, first
The sound mouth shape of sound chamber passage is identical with the shape of the second sound chamber passage into sound mouth, the middle part of the spacer block to direction of both ends by
Taper narrow, the arc-shaped inner reflection face for forming the second sound chamber passage in both sides of spacer block, the outside reflecting surface of the second sound chamber passage
Arc-shaped, the upper reflecting surface and lower reflecting surface of the second sound chamber passage are plane.The utility model uses two high pitch driving heads
Coordinate the mode of waveguide to lift volume, and make the propagation distance of sound farther；The sound of two high pitch driving heads is by different
Waveguide output after formed two strands of sound, if not handling two strands of sound, interference can be produced between two strands of sound, and then
Audio is influenced, the utility model is based on the defect and proposes to improve, sets bugle in the front end of two waveguides, pass through bugle cavity
The direction of propagation of interior spacer block two strands of sound of change and frequency, and will not produce interference, two sound after making two bursts of sound outputs
Volume bigger after sound fusion, propagation distance accordingly can also be lifted.
As an improvement, the waveguide includes upper shell and lower housing shell, set between one end of upper shell and the first connecting plate
There is the first reinforcing plate, the second reinforcing plate is equipped between one end of lower housing shell and the first connecting plate；The both sides of upper shell are equipped with the 3rd
Connecting plate, the both sides of lower housing shell are equipped with the 4th connecting plate, and the 3rd connecting plate is bolted with the 4th connecting plate.
As an improvement, the input terminal that bugle is arranged on into sound mouth of the second sound chamber passage, the input terminal neighboring of bugle
Equipped with the 5th connecting plate, the second connecting plate of the waveguide output terminal is connected with the 5th connecting plate of bugle input terminal by bolt
Connect.
As an improvement, the one side that the 5th connecting plate and the second connecting plate coordinate is equipped with groove.
As an improvement, the bugle includes upper cover plate and lower cover, the both sides of upper cover plate are bent to form the first outer wall, lower cover
The both sides of plate are bent to form the second outer wall, and the first outer wall combines the lateral wall to form the second sound chamber passage, outside in the second outer wall
The inner side of wall forms outside reflecting surface.
Caused beneficial effect is the utility model compared with prior art：
The utility model sets bugle in the front end of two waveguides, changes two strands of sound by the spacer block in bugle cavity
The direction of propagation and frequency, and make that interference will not be produced after the output of two strands of sound, volume bigger after two sound additive fusions,
Propagation distance accordingly can also be lifted.
Brief description of the drawings
Fig. 1 is the utility model stereogram.
Fig. 2 is the utility model top view.
Fig. 3 is the utility model decomposition view.
Fig. 4 is bugle input terminal stereogram.
Fig. 5 is bugle output terminal stereogram.
Embodiment
With reference to Figure of description, the utility model is described in further detail.
As shown in Figure 1, 2, a kind of twin-guide bugle, including two side by side and symmetrically arranged waveguide 2, be arranged on two
The bugle 3 of 2 output terminal of waveguide and be arranged on 2 input terminal of waveguide and with each waveguide 2 coordinate high pitch driving head 1.Institute
It is wooden structures to state waveguide 2 and bugle 3, light-weight.
As shown in Fig. 2, the high pitch driving head 1 is positive rounded, and it is equal equipped with circumference in the front of high pitch driving head 1
The mounting hole of even distribution.
As shown in Figures 1 to 3, the input terminal of the waveguide 2 is equipped with circular into sound mouth, the input terminal of the waveguide 2
Neighboring is equipped with the first connecting plate 21, and first connecting plate 21 is equipped with the mounting hole of some even circumferentials distribution, and first
Connecting plate 21 is connected with the front of high pitch driving head 1；The shape of first connecting plate 21 is similar to the shape of high pitch driving head 1, the
One connecting plate 21 can be bonded with the front of high pitch driving head 1, better tightness, and can protect high pitch driving head 1.It is described
The output terminal of waveguide 2 is equipped with rectangular sound mouth, and the output neighboring of waveguide 2 is equipped with the second connecting plate 22.Ripple
Conduit 2 into the first sound chamber passage is equipped between sound mouth and sound mouth, the first sound chamber passage becomes rectangular from circular gradually transition
Shape.The waveguide 2 includes upper shell 23 and lower housing shell 24, and first is equipped between one end of upper shell 23 and the first connecting plate 21
Reinforcing plate, is equipped with the second reinforcing plate between one end of lower housing shell 24 and the first connecting plate 21.The both sides of upper shell 23 are equipped with the 3rd
Connecting plate 231, the both sides of lower housing shell 24 are equipped with the 4th connecting plate 241, and the 3rd connecting plate 231 and the 4th connecting plate 241 pass through spiral shell
Tether and connect.
As shown in Figure 4,5, cavity is equipped with the bugle 3, is equipped among the cavity and cavity is separated into two symmetrically
The spacer block 35 of second sound chamber passage 36, the second sound chamber passage 36 are corresponding with the output terminal of two waveguides 2 respectively；Bugle 3
Cavity in scribble skin of paint, cavity can be made more smooth, reduce the loss of sound, for further increase cavity smoothness,
Can first it polish cavity, then spray oil enamelled coating.The second sound chamber passage 36 into sound mouth and sound mouth be rectangular
Shape, the input terminal that bugle 3 is arranged on into sound mouth of the second sound chamber passage 36, sound mouth shape and the second sound of the first sound chamber passage
The shape of chamber passage 36 into sound mouth is identical.The middle part of the spacer block 35 is gradually narrowed to direction of both ends, and the both sides of spacer block 35 are in arc
Shape forms the inner reflection face 34 of the second sound chamber passage 36, and 37 face of outer lateral reflection of the second sound chamber passage 36 is arc-shaped, and outside is anti-
Penetrate face 37 from input terminal to output terminal gradually to expand, the upper reflecting surface and lower reflecting surface of the second sound chamber passage 36 are plane.Number
The input terminal neighboring at angle 3 is equipped with the 5th connecting plate 31, and the second connecting plate 22 and bugle 3 of 2 output terminal of waveguide are defeated
The 5th connecting plate 31 for entering end is bolted；5th connecting plate 31 is equipped with recessed with the one side that the second connecting plate 22 coordinates
Groove 311, the groove 311 are used for spacing second connecting plate 22.The bugle 3 includes upper cover plate 32 and lower cover 33, facilitates bugle 3
Processing, the both sides of upper cover plate 32 are bent to form the first outer wall, and the both sides of lower cover 33 are bent to form the second outer wall, the first outer wall
The lateral wall to form the second sound chamber passage 36 is combined in the second outer wall, the inner side of lateral wall forms outside reflecting surface.
The utility model lifts volume by the way of two high pitch driving heads 1 coordinate waveguide 2, and makes the propagation of sound
Apart from farther；The sound of two high pitch driving heads 1 forms two strands of sound after different waveguides 2 exports, if not to two strands
Sound is handled, and interference can be produced between two strands of sound, and then influences audio, and the utility model is based on the defect and proposes to change
Into setting bugle 3 in the front end of two waveguides 2, pass through the direction of propagation that the spacer block 35 in 3 cavity of bugle changes two strands of sound
And frequency, and will not produce interference, volume bigger after two sound overlapping fusions, propagation distance phase after making two bursts of sound outputs
It can also should be lifted.
Claims (5)
- A kind of 1. twin-guide bugle, it is characterised in that：Side by side and symmetrically arranged waveguide, two waveguides are arranged on including two The bugle of pipe output terminal and be arranged on waveguide input terminal and with each waveguide coordinate high pitch driving head；The waveguide Input terminal is equipped with the first connecting plate equipped with circular into sound mouth, the input terminal neighboring of the waveguide, the waveguide Output terminal is equipped with rectangular sound mouth, and the output neighboring of waveguide is equipped with the second connecting plate, waveguide into sound mouth The first sound chamber passage is equipped between sound mouth；Cavity is equipped with the bugle, is equipped among the cavity and is separated into cavity The spacer block of two symmetrical second sound chamber passages, the second sound chamber passage is corresponding with the output terminal of two waveguides respectively, described Second sound chamber passage into sound mouth and sound mouth be rectangle, the sound mouth shape of the first sound chamber passage and the second sound chamber passage Shape into sound mouth is identical, and the middle part of the spacer block is gradually narrowed to direction of both ends, and the both sides of spacer block are arc-shaped to form the second sound The inner reflection face of chamber passage, the outside reflecting surface of the second sound chamber passage is arc-shaped, and the upper reflecting surface of the second sound chamber passage is with Reflecting surface is plane.
- A kind of 2. twin-guide bugle according to claim 1, it is characterised in that：The waveguide includes upper shell and lower casing Body, is equipped with the first reinforcing plate, is set between one end of lower housing shell and the first connecting plate between one end of upper shell and the first connecting plate There is the second reinforcing plate；The both sides of upper shell are equipped with the 3rd connecting plate, and the both sides of lower housing shell are equipped with the 4th connecting plate, the 3rd connecting plate It is bolted with the 4th connecting plate.
- A kind of 3. twin-guide bugle according to claim 1, it is characterised in that：Second sound chamber passage is arranged on into sound mouth The input terminal of bugle, the input terminal neighboring of bugle are equipped with the 5th connecting plate, the second connecting plate of the waveguide output terminal It is bolted with the 5th connecting plate of bugle input terminal.
- A kind of 4. twin-guide bugle according to claim 3, it is characterised in that：5th connecting plate and the second connecting plate The one side of cooperation is equipped with groove.
- A kind of 5. twin-guide bugle according to claim 1, it is characterised in that：The bugle includes upper cover plate and lower cover Plate, the both sides of upper cover plate are bent to form the first outer wall, and the both sides of lower cover are bent to form the second outer wall, and the first outer wall is outside second Wall combines the lateral wall to form the second sound chamber passage, and the inner side of lateral wall forms outside reflecting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311393.3U CN207269262U (en) | 2017-10-12 | 2017-10-12 | Twin-guide bugle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311393.3U CN207269262U (en) | 2017-10-12 | 2017-10-12 | Twin-guide bugle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207269262U true CN207269262U (en) | 2018-04-24 |
Family
ID=61954794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721311393.3U Active CN207269262U (en) | 2017-10-12 | 2017-10-12 | Twin-guide bugle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207269262U (en) |
-
2017
- 2017-10-12 CN CN201721311393.3U patent/CN207269262U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207093249U (en) | Compound air inlet resonant cavity and automobile | |
| CN103999284B (en) | Polarization channel-splitting filter | |
| US20160261957A1 (en) | Speaker | |
| CN104353838B (en) | The ultrasonic nebulization jet nozzle of a kind of secondary laval and hartmann structure fusion | |
| CN105323665A (en) | Aperture patterns and orientations for optimization of phasing plug performance in compression drivers | |
| CN207269263U (en) | Linear array speaker with twin-guide bugle | |
| CN103929693A (en) | Sound wave transmitting device | |
| CN207269262U (en) | Twin-guide bugle | |
| CN113279860B (en) | Inner bulge S-shaped air inlet channel with middle control section and method | |
| CN204993736U (en) | Mobile terminal and microphone | |
| WO2021000135A1 (en) | Speaker box | |
| CN109819380A (en) | A kind of stealthy magnet arrangement for such as magnetic type loudspeaker | |
| CN206596222U (en) | Loudspeaker module | |
| CN106658278A (en) | Loudspeaker horn | |
| CN204014043U (en) | Microphone device | |
| CN204176223U (en) | A kind of improved type deep camber elbow | |
| CN208273210U (en) | A kind of Horn | |
| CN106089656A (en) | Compressor and cylinder assembly thereof | |
| CN207989454U (en) | A kind of metalwork connection structure | |
| CN204810516U (en) | Bugle structure | |
| CN219919097U (en) | Square loudspeaker box horn | |
| CN206181344U (en) | Speaker bugle | |
| CN205378208U (en) | Outer magnetism is magnetic conduction T iron and outer magnetism speaker for speaker | |
| CN208416648U (en) | The air inlet pipe of muffler | |
| CN208783068U (en) | A kind of high frequency waves directive property waveguide horn and its sound column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |