CN112822572A - Dull and stereotyped ultra-thin audio amplifier of labyrinth - Google Patents
Dull and stereotyped ultra-thin audio amplifier of labyrinth Download PDFInfo
- Publication number
- CN112822572A CN112822572A CN201911129780.9A CN201911129780A CN112822572A CN 112822572 A CN112822572 A CN 112822572A CN 201911129780 A CN201911129780 A CN 201911129780A CN 112822572 A CN112822572 A CN 112822572A
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- China
- Prior art keywords
- sound
- voice coil
- guide plate
- cladding material
- plate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention discloses a labyrinth type flat plate ultrathin sound box, which is characterized in that: the invention adopts the combined structure of the rear cover, the phase inversion sound hole, the sound guide plate, the support sound insulation plate, the bar magnet, the coating diaphragm, the coating voice coil, the front plate and the horn-shaped sound hole, realizes scientific and reasonable design, simplified structure, strengthened resonance sound effect, power consumption saving and low manufacturing cost, and the nine-curved labyrinth strip-shaped sound guide plate, the rear cover and the support sound insulation plate are combined into the double-channel nine-curved labyrinth strip-shaped sound guide pipe, thereby reducing the overall thickness, increasing the length of a low-audio frequency resonance cavity channel, strengthening the resonance and collision of bass, generating the lowest resonance frequency, and leading the tone quality to be round and muddy. Meanwhile, the thickness of the sound box is very thin, and is only 1/3 the thickness of the sound box in the prior art, so that the sound box is more suitable for being installed and used in various occasions. The defects of the prior art are overcome.
Description
Technical Field
The invention relates to the technical field of sound equipment, in particular to a labyrinth type flat plate ultrathin sound box.
Background
The sound box in the prior art usually adopts a wood box or a plastic box body, a high pitch loudspeaker, a low pitch loudspeaker and a frequency divider are respectively arranged on the sound box, and the low frequency vibration is intensified, so that the whole volume and thickness of the sound box are large, the structure is complex, the manufacturing cost is high, and the power consumption is large.
The invention adopts the combined structure of the rear cover, the phase inversion sound hole, the sound guide plate, the support sound insulation plate, the bar magnet, the coating diaphragm, the coating voice coil, the front plate and the horn-shaped sound hole, realizes scientific and reasonable design, simplified structure, strengthened resonance sound effect, power consumption saving and low manufacturing cost, and the nine-curved labyrinth strip-shaped sound guide plate, the rear cover and the support sound insulation plate are combined into the double-channel nine-curved labyrinth strip-shaped sound guide pipe, thereby reducing the overall thickness, increasing the length of a low-audio frequency resonance cavity channel, strengthening the resonance and collision of bass, generating the lowest resonance frequency, and leading the tone quality to be round and muddy. Meanwhile, the thickness of the sound box is very thin, and is only 1/3 the thickness of the sound box in the prior art, so that the sound box is more suitable for being installed and used in various occasions. The defects of the prior art are overcome.
Disclosure of Invention
The invention aims to provide a labyrinth type flat ultrathin sound box, which reasonably solves the problems of large volume and thickness of the whole sound box, complex structure, high manufacturing cost and large power consumption in the prior art.
The invention adopts the following technical scheme:
the utility model provides a dull and stereotyped ultra-thin audio amplifier of labyrinth, includes back lid, looks over sound hole, sound guide plate, support acoustic celotex board, bar magnet, cladding material diaphragm, cladding material voice coil loudspeaker voice coil, front bezel, bugle form sound hole, its characterized in that:
the back cover is rectangular and strip-shaped and is provided with a frame protruding forwards, a phase inversion sound hole is formed in the position close to one end of the back cover, a sound guide plate is arranged on the inner side of the back cover and connected with the phase inversion sound hole, the sound guide plate is arranged in the back cover in a nine-bend labyrinth strip-shaped mode in a laminating mode, a support sound insulation plate is arranged in a connecting mode and connected with the other end of the sound guide plate, the phase inversion sound hole is formed in the support sound insulation plate and the other end, corresponding to the phase inversion sound hole, of the back cover, the vertical frames are arranged on the edges of the two sides of the sound guide plate, the frames are respectively laminated with the back cover and the support sound insulation plate to form a two; support acoustic celotex board front side is equipped with rectangular form bar magnet, links up bar magnet is equipped with cladding material diaphragm that shakes, the oblique cutting of cladding material diaphragm is equipped with the cladding material voice coil loudspeaker voice coil, the cladding material voice coil loudspeaker voice coil is equipped with the lead wire and switches on with the audio input end, links up cladding material diaphragm that shakes is equipped with the front bezel, the front bezel leading flank is equipped with the horn shape sound hole, the rear edge be equipped with the frame lock that the back lid was equipped with is connected fixedly, constitutes a dull and stereotyped ultra-thin audio amplifier of.
Furthermore, the bar magnets are neodymium iron boron bar magnets arranged in a matrix mode, strong magnetic pushing power is guaranteed, and a clear sound field is generated.
Furthermore, the coating diaphragm is a high-molecular polyester film, and an aluminum coating is compounded on the surface of the coating diaphragm.
Further, the plating voice coil is a bevel aluminum plating voice coil.
The beneficial technical effects of the invention are as follows:
the invention discloses a labyrinth type flat ultrathin sound box, which reasonably solves the problems of large volume and thickness of the whole sound box, complex structure, high manufacturing cost and large power consumption of the sound box in the prior art.
The invention adopts the combined structure of the rear cover, the phase inversion sound hole, the sound guide plate, the support sound insulation plate, the bar magnet, the coating diaphragm, the coating voice coil, the front plate and the horn-shaped sound hole, realizes scientific and reasonable design, simplified structure, strengthened resonance sound effect, power consumption saving and low manufacturing cost, and the nine-curved labyrinth strip-shaped sound guide plate, the rear cover and the support sound insulation plate are combined into the double-channel nine-curved labyrinth strip-shaped sound guide pipe, thereby reducing the overall thickness, increasing the length of a low-audio frequency resonance cavity channel, strengthening the resonance and collision of bass, generating the lowest resonance frequency, and leading the tone quality to be round and muddy. Meanwhile, the thickness of the sound box is very thin, and is only 1/3 the thickness of the sound box in the prior art, so that the sound box is more suitable for being installed and used in various occasions. The defects of the prior art are overcome.
Drawings
FIG. 1 is a schematic view of the overall rolled back construction of the present invention.
Shown in the figure: 1-rear cover, 2-phase inversion sound hole, 3-sound guide plate, 4-support sound insulation plate, 5-bar magnet, 6-coating diaphragm, 7-coating voice coil, 8-front plate and 9-horn-shaped sound hole.
Detailed Description
The invention will be better understood by the following description of embodiments thereof, but the applicant's specific embodiments are not intended to limit the invention to the particular embodiments shown, and any changes in the definition of parts or features and/or in the overall structure, not essential changes, are intended to define the scope of the invention.
Examples
Referring to fig. 1, the labyrinth flat ultra-thin sound box includes a back cover 1, a phase inversion sound hole 2, a sound guide plate 3, a support sound insulation plate 4, a bar magnet 5, a plated diaphragm 6, a plated voice coil 7, a front plate 8, and a horn-shaped sound hole 9.
Firstly, a rear cover 1 is arranged, a frame is arranged on the rear cover 1, a phase inversion sound hole 2 is arranged near one end of the rear cover, one end of the rear cover 1 is jointed with the phase inversion sound hole 2 to form a sound guide plate 3, the sound guide plate 3 is jointed with the sound guide plate and is provided with a support sound insulation plate 4, the other end of the support sound insulation plate 4, corresponding to the phase inversion sound hole 2 arranged on the rear cover 1, is provided with the phase inversion sound hole 2, the phase inversion sound hole 2 is jointed with the other end of the sound guide plate 3, and the rear cover 1, the phase inversion sound hole 2, the sound guide plate 3 and the support sound insulation plate 4 form.
Then, the bar magnet 5 and the plated diaphragm 6 are provided. The strip-shaped magnet 5 is attached to the front side face of the support sound insulation board 4 to form a strip-shaped magnet matrix, the strip-shaped magnet 5 is attached to form a plated vibrating diaphragm 6, a plated voice coil 7 is obliquely arranged on the plated vibrating diaphragm 6, and a lead is arranged on the plated voice coil 7 and connected with an audio input end.
Finally, the front plate 8 is provided. And a horn-shaped sound hole 9 is formed in the front side face of the front plate 8, and a frame is arranged on the rear side edge and is fixedly connected with the front plate in a buckling mode. And finishing the implementation of the labyrinth flat plate ultrathin sound box.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore intended that all such changes and modifications as fall within the true spirit and scope of the invention be considered as within the following claims.
Claims (4)
1. The utility model provides a dull and stereotyped ultra-thin audio amplifier of labyrinth, includes back lid, looks over sound hole, sound guide plate, support acoustic celotex board, bar magnet, cladding material diaphragm, cladding material voice coil loudspeaker voice coil, front bezel, bugle form sound hole, its characterized in that:
the back cover is rectangular and strip-shaped and is provided with a frame protruding forwards, a phase inversion sound hole is formed in the position close to one end of the back cover, a sound guide plate is arranged on the inner side of the back cover and connected with the phase inversion sound hole, the sound guide plate is arranged in the back cover in a nine-bend labyrinth strip-shaped mode in a laminating mode, a support sound insulation plate is arranged in a connecting mode and connected with the other end of the sound guide plate, the phase inversion sound hole is formed in the support sound insulation plate and the other end, corresponding to the phase inversion sound hole, of the back cover, the vertical frames are arranged on the edges of the two sides of the sound guide plate, the frames are respectively laminated with the back cover and the support sound insulation plate to form a two; support acoustic celotex board front side is equipped with rectangular form bar magnet, links up bar magnet is equipped with cladding material diaphragm that shakes, the oblique cutting of cladding material diaphragm is equipped with the cladding material voice coil loudspeaker voice coil, the cladding material voice coil loudspeaker voice coil is equipped with the lead wire and switches on with the audio input end, links up cladding material diaphragm that shakes is equipped with the front bezel, the front bezel leading flank is equipped with the horn shape sound hole, the rear edge be equipped with the frame lock that the back lid was equipped with is connected fixedly, constitutes a dull and stereotyped ultra-thin audio amplifier of.
2. The ultra-thin sound box as claimed in claim 1, wherein the bar magnets are neodymium iron boron bar magnets arranged in a matrix form, ensuring strong magnetic pushing force and generating clear sound field.
3. The ultra-thin sound box as claimed in claim 1, wherein the diaphragm is made of polyester polymer film and has an aluminum coating on its surface.
4. The labyrinth plate ultra-thin sound box as claimed in claim 1, wherein the plated voice coil is a beveled aluminum plated voice coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911129780.9A CN112822572A (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped ultra-thin audio amplifier of labyrinth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911129780.9A CN112822572A (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped ultra-thin audio amplifier of labyrinth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112822572A true CN112822572A (en) | 2021-05-18 |
Family
ID=75852644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911129780.9A Pending CN112822572A (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped ultra-thin audio amplifier of labyrinth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112822572A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202602746U (en) * | 2012-06-20 | 2012-12-12 | 广东欧珀移动通信有限公司 | Inverted tube structure |
| WO2014137010A1 (en) * | 2013-03-07 | 2014-09-12 | 주식회사 엑셀웨이 | Plate-type speaker comprising vibration plate integrally formed with voice film |
| CN204810536U (en) * | 2015-06-03 | 2015-11-25 | 东莞泉声电子有限公司 | Voice coil loudspeaker voice coil vibrating diaphragm integral type structure |
| CN206237595U (en) * | 2016-10-27 | 2017-06-09 | 东莞泉声电子有限公司 | It is easy to the horn single body and its voice coil loudspeaker voice coil vibrating diaphragm of assembling |
| CN106954159A (en) * | 2017-05-11 | 2017-07-14 | 惠州超声音响有限公司 | A kind of super-thin plane magnetic film full frequency speaker |
-
2019
- 2019-11-18 CN CN201911129780.9A patent/CN112822572A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202602746U (en) * | 2012-06-20 | 2012-12-12 | 广东欧珀移动通信有限公司 | Inverted tube structure |
| WO2014137010A1 (en) * | 2013-03-07 | 2014-09-12 | 주식회사 엑셀웨이 | Plate-type speaker comprising vibration plate integrally formed with voice film |
| CN204810536U (en) * | 2015-06-03 | 2015-11-25 | 东莞泉声电子有限公司 | Voice coil loudspeaker voice coil vibrating diaphragm integral type structure |
| CN206237595U (en) * | 2016-10-27 | 2017-06-09 | 东莞泉声电子有限公司 | It is easy to the horn single body and its voice coil loudspeaker voice coil vibrating diaphragm of assembling |
| CN106954159A (en) * | 2017-05-11 | 2017-07-14 | 惠州超声音响有限公司 | A kind of super-thin plane magnetic film full frequency speaker |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210518 |
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| RJ01 | Rejection of invention patent application after publication |