CN103037283A - Thin double-cone phase inversion type loudspeaker box - Google Patents
Thin double-cone phase inversion type loudspeaker box Download PDFInfo
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- CN103037283A CN103037283A CN2012104996597A CN201210499659A CN103037283A CN 103037283 A CN103037283 A CN 103037283A CN 2012104996597 A CN2012104996597 A CN 2012104996597A CN 201210499659 A CN201210499659 A CN 201210499659A CN 103037283 A CN103037283 A CN 103037283A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 86
- 229910052742 iron Inorganic materials 0.000 claims description 38
- 230000002787 reinforcement Effects 0.000 claims description 18
- 238000001228 spectrum Methods 0.000 claims description 14
- 239000000428 dust Substances 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
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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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
- H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
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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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
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- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention relates to a thin double-cone phase inversion type loudspeaker box. A box body is mainly composed of a lower shell and an upper shell, wherein a high pitch unit installing hole, a low pitch unit installing hole and a lower shell phase inversion hole are formed in the lower shell, the high pitch unit installing hole and the low pitch unit installing hole are distributed along the long axis direction and are located in the left half portion of the lower shell, the high pitch unit installing hole is close to the left end of the lower shell, the lower shell phase inversion hole is arranged along the long axis direction and is located in the right half portion of the lower shell, and an opening of the lower shell phase inversion hole is located in the right end of the lower shell. A high pitch unit positioning groove, a low pitch unit positioning groove and an upper shell phase inversion hole are formed in the upper shell, wherein the lower shell and the upper shell constitute the box body. A high pitch loudspeaker unit is arranged in the high pitch unit installing hole and the high pitch unit positioning groove, and a subwoofer unit is arranged in the low pitch unit installing hole and the low pitch unit positioning groove. An inverter tube is formed by corresponding combination of the lower shell phase inversion hole and the upper shell phase inversion hole. The thin double-cone phase inversion type loudspeaker box is ingenious and reasonable in structure, and pretty good low frequency tone quality is achieved under the condition that the thin structure of the loudspeaker box is guaranteed.
Description
Technical field
The invention belongs to the electroacoustic techniques field, relate to a kind of loudspeaker acoustic enclosure, specifically an a kind of double-tone basin medium and low spectrum loudspeaker unit and slim double-tone basin inverted phase type loudspeaker acoustic enclosure that the high pitch loudspeaker unit forms of adopting.
Background technology
In the prior art, the product thickness that is applied to the loudspeaker acoustic enclosure of LED TV requires in 10mm.Traditional loudspeaker acoustic enclosure is based on the design of high tone quality, two loudspeaker unit (high pitchs of general employing, a medium and low spectrum loudspeaker unit) forms, but because the structure of woofer unit is limit, must cause whole speaker box structure partially thick, not be suitable for slim LED electroacoustic equipment and use.Therefore, seek a kind of at thickness thinner (in the 10mm), and the better low frequency tonequality of tool, being fit to the thin speaker audio amplifier that the LED TV uses is a problem of electroacoustic techniques field face.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of slim double-tone basin inverted phase type loudspeaker acoustic enclosure is provided, its structure is ingenious rationally, adopt upper casing and lower casing to form casing, built-in reinforcement, and extend to form phase-reversing tube by reinforcement, and being issued to preferably low frequency tonequality at the thin type structure that guarantees loudspeaker acoustic enclosure, can realize well mating with the LED TV.
According to technical scheme provided by the invention: slim double-tone basin inverted phase type loudspeaker acoustic enclosure, comprise casing, medium and low spectrum loudspeaker unit and high pitch loudspeaker unit, it is characterized in that: described casing mainly is comprised of lower casing and upper casing; Be provided with voice unit installing hole, bass unit installing hole and lower casing paraphase hole in the described lower casing, described voice unit installing hole and bass unit installing hole distribute and are positioned at the left-half of lower casing along long axis direction, the voice unit installing hole is near the lower casing left end, described lower casing paraphase hole distributes and is positioned at the right half part of lower casing along long axis direction, and the opening of lower casing paraphase hole is positioned at the lower casing right-hand member; Be provided with voice unit location notch, bass unit location notch and upper casing paraphase hole in the described upper casing, described voice unit location notch and bass unit location notch distribute and are positioned at the left-half of upper casing along long axis direction, the voice unit location notch is near the upper casing left end, described upper casing paraphase hole distributes and is positioned at the right half part of upper casing along long axis direction, and the opening of upper casing paraphase hole is positioned at the lower casing right-hand member; Described lower casing and the upper casing composition casing of combining closely, described high pitch loudspeaker unit is placed in voice unit installing hole and the voice unit location notch, described subwoofer unit is placed in bass unit installing hole and the bass unit location notch, described lower casing paraphase hole and upper casing paraphase hole correspondence are combined into phase-reversing tube, end opening and medium and low spectrum loudspeaker cell conduction in the described phase-reversing tube, phase-reversing tube outer end opening be positioned on the casing right side and with casing outside conducting.
Described high pitch loudspeaker unit comprises high pitch basin frame, high pitch U iron, high pitch magnet, high pitch magnetic pole core, high pitch voice coil loudspeaker voice coil and sound film, described high pitch basin frame is arranged in the voice unit location notch, in the mesopore of high pitch basin frame bottom high pitch U iron is set, the described high pitch U iron upper base surface high pitch magnet of combining closely, the described high pitch magnet upper surface high pitch magnetic pole core of combining closely has certain magnetic gap between the inwall of the outer wall of described high pitch magnet and high pitch magnetic pole core and high pitch U iron; Described high pitch voice coil loudspeaker voice coil be looped around high pitch magnet and high pitch magnetic pole core around, the outer wall of the inwall of high pitch voice coil loudspeaker voice coil and high pitch magnet and high pitch magnetic pole core leaves the gap, the inwall of the outer wall of high pitch voice coil loudspeaker voice coil and high pitch U iron leaves the space equally; Described sound film is arranged on high pitch magnetic pole core top, combines closely in sound film edge lower surface and high pitch basin frame upper surface, high pitch voice coil loudspeaker voice coil top.
As a further improvement on the present invention, the bottom lower surface of described high pitch U iron keeps flushing with the bottom lower surface of lower casing.
As a further improvement on the present invention, described medium and low spectrum loudspeaker unit comprises bass basin frame, bass U iron, bass magnet, bass magnetic pole core, bass voice coil loudspeaker voice coil, locating support, secondary sound basin, keynote basin and dust cap, described bass basin frame is arranged in the bass unit location notch, and bass basin frame bottom is positioned at the bass unit installing hole; In the mesopore of described bass basin frame bottom bass U iron is set, the described bass U iron upper base surface bass magnet of combining closely, the described bass magnet upper surface bass magnetic pole core of combining closely has certain magnetic gap between the inwall of the outer wall of bass magnet and bass magnetic pole core and bass U iron; Described bass voice coil loudspeaker voice coil be looped around bass magnet and bass magnetic pole core around, the outer wall of the inwall of bass voice coil loudspeaker voice coil and bass magnet and bass magnetic pole core leaves the gap, the inwall of the outer wall of bass voice coil loudspeaker voice coil and bass U iron leaves the space equally; Described locating support is placed in the bass basin frame, and the locating support top arranges secondary sound basin, and locating support top and secondary sound basin rim under surface are combined closely; Described secondary sound basin top arranges the keynote basin, and described keynote basin rim under surface and bass basin frame upper surface are combined closely; Described bass voice coil loudspeaker voice coil runs through keynote basin mesopore and secondary sound basin mesopore simultaneously, combines closely in the interior edge of the outer wall of bass voice coil loudspeaker voice coil and keynote basin mesopore and secondary sound basin mesopore; Described bass voice coil loudspeaker voice coil top is provided with dust cap.
As a further improvement on the present invention, the bottom lower surface of the bottom lower surface of the lower surface of described bass basin frame, bass U iron and lower casing keeps flushing.
As a further improvement on the present invention, the inner surface of described lower casing is provided with the lower casing reinforcement, and described lower casing paraphase hole is extended to form by the lower casing reinforcement; The inner surface of described upper casing is provided with the upper casing reinforcement, and described upper casing phase-reversing tube is extended to form by the upper casing reinforcement.
As a further improvement on the present invention, described phase-reversing tube is arranged on casing along the center of long axis direction, and the length of phase-reversing tube is less than 1/2 of casing major axis total length.
As a further improvement on the present invention, described phase-reversing tube outer end opening is shaped as circular arc.
The present invention compared with prior art, advantage is:Structure of the present invention is ingenious rationally, and the medium and low spectrum loudspeaker unit that it adopts is the double-tone basin structure with keynote basin and secondary sound basin, can effectively increase the low frequency tonequality of whole loudspeaker acoustic enclosure; The casing of audio amplifier is comprised of upper casing and lower casing, in upper casing, the lower casing reinforcement is set, and can effectively avoid the acoustical flaws such as loud speaker " acoustic short circuit " and casing resonance interference; And phase-reversing tube is directly extended to form by reinforcement after through acoustic design, need not to increase additional components, with double-tone basin medium and low spectrum loudspeaker unit anti-phase acoustic radiation export to the casing outside, obviously strengthen low frequency tonequality, be issued to better sound quality at the thin type structure that guarantees loudspeaker acoustic enclosure, can realize well and LED TV coupling, for the user provides preferably ratio of performance to price product.
Description of drawings
Fig. 1 is the stereo decomposing structure chart of the embodiment of the invention.
Fig. 2 is the section of structure of the embodiment of the invention.
Fig. 3 is the three-dimensional structure diagram of upper casing of the present invention, lower casing.
Description of reference numerals: 1-upper casing, 1a-bass location notch, 1b-high pitch location notch, 1c-upper casing phase-reversing tube, 1d-upper casing reinforcement, 2-lower casing, 2a-bass installing hole, 2b-high pitch installing hole, 2c-lower casing paraphase hole, 2d-lower casing reinforcement, 3a-bass basin frame, 3b-high pitch basin frame, 4a-bass U iron, 4b-high pitch U iron, 5a-bass magnet, 5b-high pitch magnet, 6a-bass magnetic pole core, 6b-high pitch magnetic pole core, 7a-bass voice coil loudspeaker voice coil, 7b-high pitch voice coil loudspeaker voice coil, 8a-locating support, 9a-secondary sound basin, 10a-keynote basin, 10b-sound film, 11a-dust cap.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure: the slim double-tone basin inverted phase type loudspeaker acoustic enclosure among the embodiment mainly is comprised of casing, medium and low spectrum loudspeaker unit and high pitch loudspeaker unit, and described casing mainly is comprised of lower casing 2 and upper casing 1; Be provided with voice unit installing hole 2b, bass unit installing hole 2a and lower casing paraphase hole 2c in the described lower casing 2, described voice unit installing hole 2b and bass unit installing hole 2a distribute and are positioned at the left-half of lower casing 2 along long axis direction, voice unit installing hole 2b is near lower casing 2 left ends, described lower casing paraphase hole 2c distributes and is positioned at the right half part of lower casing 2 along long axis direction, and the opening of lower casing paraphase hole 2c is positioned at lower casing 2 right-hand members; Be provided with voice unit location notch 1b, bass unit location notch 1a and upper casing paraphase hole 1c in the described upper casing 1, described voice unit location notch 1b and bass unit location notch 1a distribute and are positioned at the left-half of upper casing 1 along long axis direction, voice unit location notch 1b is near upper casing 1 left end, described upper casing paraphase hole 1c distributes and is positioned at the right half part of upper casing 1 along long axis direction, and the opening of upper casing paraphase hole 1c is positioned at lower casing 2 right-hand members; Described lower casing 2 and the upper casing 1 composition casing of combining closely, described high pitch loudspeaker unit is placed in voice unit installing hole 2b and the voice unit location notch 1b, described subwoofer unit is placed in bass unit installing hole 2a and the bass unit location notch 1a, described lower casing paraphase hole 2c and upper casing paraphase hole 1c correspondence are combined into phase-reversing tube, end opening and medium and low spectrum loudspeaker cell conduction in the described phase-reversing tube, phase-reversing tube outer end opening be positioned on the casing right side and with casing outside conducting.
Structure such as Fig. 1 of described high pitch loudspeaker unit, shown in Figure 2, it is mainly by high pitch basin frame 3b, high pitch U iron 4b, high pitch magnet 5b, high pitch magnetic pole core 6b, high pitch voice coil loudspeaker voice coil 7b and sound film 10b form, described high pitch basin frame 3b is arranged in the voice unit location notch 1b, in the mesopore of high pitch basin frame 3b bottom high pitch U iron 4b is set, the described high pitch U iron 4b upper base surface high pitch magnet 5b that combines closely, the described high pitch magnet 5b upper surface high pitch magnetic pole core 6b that combines closely has certain magnetic gap between the inwall of the outer wall of described high pitch magnet 5b and high pitch magnetic pole core 6b and high pitch U iron 4b; Described high pitch voice coil loudspeaker voice coil 7b be looped around high pitch magnet 5b and high pitch magnetic pole core 6b around, the outer wall of the inwall of high pitch voice coil loudspeaker voice coil 7b and high pitch magnet 5b and high pitch magnetic pole core 6b leaves the gap, the inwall of the outer wall of high pitch voice coil loudspeaker voice coil 7b and high pitch U iron 4b leaves the space equally; Described sound film 10b is arranged on high pitch magnetic pole core 6b top, combines closely in sound film 10b rim under surface and high pitch basin frame 3b upper surface, high pitch voice coil loudspeaker voice coil 7b top.
In the described high pitch loudspeaker unit, the bottom lower surface of described high pitch U iron 4b and the bottom lower surface of lower casing 2 preferably are set to keep the version that flushes.
The structure of described medium and low spectrum loudspeaker unit as shown in Figure 1 and Figure 2, it mainly is comprised of bass basin frame 3a, bass U iron 4a, bass magnet 5a, bass magnetic pole core 6a, bass voice coil loudspeaker voice coil 7a, locating support 8a, secondary sound basin 9a, keynote basin 10a and dust cap 11a, described bass basin frame 3a is arranged in the bass unit location notch 1a, and bass basin frame 3a bottom is positioned at bass unit installing hole 2a; In the mesopore of described bass basin frame 3a bottom bass U iron 4a is set, the described bass U iron 4a upper base surface bass magnet 5a that combines closely, the described bass magnet 5a upper surface bass magnetic pole core 6a that combines closely has certain magnetic gap between the inwall of the outer wall of bass magnet 5a and bass magnetic pole core 6a and bass U iron 4a; Described bass voice coil loudspeaker voice coil 7a be looped around bass magnet 5a and bass magnetic pole core 6a around, the outer wall of the inwall of bass voice coil loudspeaker voice coil 7a and bass magnet 5a and bass magnetic pole core 6a leaves the gap, the inwall of the outer wall of bass voice coil loudspeaker voice coil 7a and bass U iron 4a leaves the space equally; Described locating support 8a is placed in the bass basin frame 3a, and locating support 8a top arranges secondary sound basin 9a, and locating support 8a top and secondary sound basin 9a rim under surface are combined closely; Described secondary sound basin 9a top arranges keynote basin 10a, and described keynote basin 10a rim under surface and bass basin frame 3a upper surface are combined closely; Described bass voice coil loudspeaker voice coil 7a runs through keynote basin 10a mesopore and secondary sound basin 9a mesopore simultaneously, combines closely in the interior edge of the outer wall of bass voice coil loudspeaker voice coil 7a and keynote basin 10a mesopore and secondary sound basin 9a mesopore; Described bass voice coil loudspeaker voice coil 7a top is provided with dust cap 11a.
In the described medium and low spectrum loudspeaker unit, the bottom lower surface of the lower surface of described bass basin frame 3a, bass U iron 4a and the bottom lower surface of lower casing 2 preferably are arranged to keep the version that flushes.
Such as Fig. 1 ~ shown in Figure 3, among the present invention, described lower casing 2 inner surfaces are provided with lower casing reinforcement 2d, and described lower casing paraphase hole 2c is extended to form by lower casing reinforcement 2d; Described upper casing 1 inner surface is provided with upper casing reinforcement 1d, and described upper casing 1 phase-reversing tube is extended to form by upper casing reinforcement 1d.Described phase-reversing tube is arranged on casing along the center of long axis direction, and the length of phase-reversing tube is less than 1/2 of casing major axis total length.Described phase-reversing tube outer end opening be shaped as circular arc.
Claims (8)
1. slim double-tone basin inverted phase type loudspeaker acoustic enclosure comprises casing, medium and low spectrum loudspeaker unit and high pitch loudspeaker unit, it is characterized in that: described casing mainly is comprised of lower casing (2) and upper casing (1); Be provided with voice unit installing hole (2b), bass unit installing hole (2a) and lower casing paraphase hole (2c) in the described lower casing (2), described voice unit installing hole (2b) and bass unit installing hole (2a) distribute and are positioned at the left-half of lower casing (2) along long axis direction, voice unit installing hole (2b) is near lower casing (2) left end, described lower casing paraphase hole (2c) distributes and is positioned at the right half part of lower casing (2) along long axis direction, and the opening of lower casing paraphase hole (2c) is positioned at lower casing (2) right-hand member; Be provided with voice unit location notch (1b), bass unit location notch (1a) and upper casing paraphase hole (1c) in the described upper casing (1), described voice unit location notch (1b) and bass unit location notch (1a) distribute and are positioned at the left-half of upper casing (1) along long axis direction, voice unit location notch (1b) is near upper casing (1) left end, described upper casing paraphase hole (1c) distributes and is positioned at the right half part of upper casing (1) along long axis direction, and the opening of upper casing paraphase hole (1c) is positioned at lower casing (2) right-hand member; Described lower casing (2) and upper casing (1) the composition casing of combining closely, described high pitch loudspeaker unit is placed in voice unit installing hole (2b) and the voice unit location notch (1b), described subwoofer unit is placed in bass unit installing hole (2a) and the bass unit location notch (1a), described lower casing paraphase hole (2c) and upper casing paraphase hole (1c) correspondence are combined into phase-reversing tube, end opening and medium and low spectrum loudspeaker cell conduction in the described phase-reversing tube, phase-reversing tube outer end opening be positioned on the casing right side and with casing outside conducting.
2. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 1, it is characterized in that: described high pitch loudspeaker unit comprises high pitch basin frame (3b), high pitch U iron (4b), high pitch magnet (5b), high pitch magnetic pole core (6b), high pitch voice coil loudspeaker voice coil (7b) and sound film (10b), described high pitch basin frame (3b) is arranged in the voice unit location notch (1b), in the mesopore of high pitch basin frame (3b) bottom high pitch U iron (4b) is set, described high pitch U iron (4b) the upper base surface high pitch magnet (5b) of combining closely, described high pitch magnet (5b) the upper surface high pitch magnetic pole core (6b) of combining closely has certain magnetic gap between the outer wall of described high pitch magnet (5b) and high pitch magnetic pole core (6b) and the inwall of high pitch U iron (4b); Described high pitch voice coil loudspeaker voice coil (7b) be looped around high pitch magnet (5b) and high pitch magnetic pole core (6b) around, the outer wall of the inwall of high pitch voice coil loudspeaker voice coil (7b) and high pitch magnet (5b) and high pitch magnetic pole core (6b) leaves the gap, and the inwall of the outer wall of high pitch voice coil loudspeaker voice coil (7b) and high pitch U iron (4b) leaves the space equally; Described sound film (10b) is arranged on high pitch magnetic pole core (6b) top, combines closely in sound film (10b) rim under surface and high pitch basin frame (3b) upper surface, high pitch voice coil loudspeaker voice coil (7b) top.
3. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 2 is characterized in that: the bottom lower surface of described high pitch U iron (4b) keeps flushing with the bottom lower surface of lower casing (2).
4. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 1, it is characterized in that: described medium and low spectrum loudspeaker unit comprises bass basin frame (3a), bass U iron (4a), bass magnet (5a), bass magnetic pole core (6a), bass voice coil loudspeaker voice coil (7a), locating support (8a), secondary sound basin (9a), keynote basin (10a) and dust cap (11a), described bass basin frame (3a) is arranged in the bass unit location notch (1a), and bass basin frame (3a) bottom is positioned at bass unit installing hole (2a); In the mesopore of described bass basin frame (3a) bottom bass U iron (4a) is set, described bass U iron (4a) the upper base surface bass magnet (5a) of combining closely, described bass magnet (5a) the upper surface bass magnetic pole core (6a) of combining closely has certain magnetic gap between the outer wall of bass magnet (5a) and bass magnetic pole core (6a) and the inwall of bass U iron (4a); Described bass voice coil loudspeaker voice coil (7a) be looped around bass magnet (5a) and bass magnetic pole core (6a) around, the outer wall of the inwall of bass voice coil loudspeaker voice coil (7a) and bass magnet (5a) and bass magnetic pole core (6a) leaves the gap, and the inwall of the outer wall of bass voice coil loudspeaker voice coil (7a) and bass U iron (4a) leaves the space equally; Described locating support (8a) is placed in the bass basin frame (3a), and locating support (8a) top arranges secondary sound basin (9a), and locating support (8a) top and secondary sound basin (9a) rim under surface are combined closely; Described secondary sound basin (9a) top arranges keynote basin (10a), and described keynote basin (10a) rim under surface and bass basin frame (3a) upper surface are combined closely; Described bass voice coil loudspeaker voice coil (7a) runs through keynote basin (10a) mesopore and secondary sound basin (9a) mesopore simultaneously, combines closely in the interior edge of the outer wall of bass voice coil loudspeaker voice coil (7a) and keynote basin (10a) mesopore and secondary sound basin (9a) mesopore; Described bass voice coil loudspeaker voice coil (7a) top is provided with dust cap (11a).
5. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 4 is characterized in that: the bottom lower surface of the bottom lower surface of the lower surface of described bass basin frame (3a), bass U iron (4a) and lower casing (2) keeps flushing.
6. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 1, it is characterized in that: the inner surface of described lower casing (2) is provided with lower casing reinforcement (2d), and described lower casing paraphase hole (2c) is extended to form by lower casing reinforcement (2d); The inner surface of described upper casing (1) is provided with upper casing reinforcement (1d), and described upper casing (1) phase-reversing tube is extended to form by upper casing reinforcement (1d).
7. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 1, it is characterized in that: described phase-reversing tube is arranged on casing along the center of long axis direction, and the length of phase-reversing tube is less than 1/2 of casing major axis total length.
8. slim double-tone basin inverted phase type loudspeaker acoustic enclosure as claimed in claim 1 is characterized in that: described phase-reversing tube outer end opening be shaped as circular arc.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210499659.7A CN103037283B (en) | 2012-11-29 | 2012-11-29 | Thin double-cone phase inversion type loudspeaker box |
| PCT/CN2013/001120 WO2014082368A1 (en) | 2012-11-29 | 2013-09-22 | Thin double-cone phase-inverted loudspeaker enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210499659.7A CN103037283B (en) | 2012-11-29 | 2012-11-29 | Thin double-cone phase inversion type loudspeaker box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103037283A true CN103037283A (en) | 2013-04-10 |
| CN103037283B CN103037283B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210499659.7A Active CN103037283B (en) | 2012-11-29 | 2012-11-29 | Thin double-cone phase inversion type loudspeaker box |
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| Country | Link |
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| CN (1) | CN103037283B (en) |
| WO (1) | WO2014082368A1 (en) |
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| WO2014082368A1 (en) * | 2012-11-29 | 2014-06-05 | 无锡杰夫电声有限公司 | Thin double-cone phase-inverted loudspeaker enclosure |
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| WO2022048691A1 (en) * | 2020-09-02 | 2022-03-10 | 苏州上声电子股份有限公司 | Dual-cone speaker |
| WO2022048689A1 (en) * | 2020-09-02 | 2022-03-10 | 苏州上声电子股份有限公司 | Multi-cone small speaker |
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|---|---|---|---|---|
| CN112235666A (en) * | 2020-09-28 | 2021-01-15 | 北京小米移动软件有限公司 | Sound box assembly, display device, audio output method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000308744A (en) * | 1999-04-27 | 2000-11-07 | Sanyo Product Co Ltd | Attaching structure of cone-shaped speaker unit for game machine |
| CN101854573A (en) * | 2009-03-30 | 2010-10-06 | 富准精密工业(深圳)有限公司 | Sound structure and electronic device using same |
| CN101931849A (en) * | 2010-09-30 | 2010-12-29 | 无锡杰夫电声有限公司 | Thin speaker with taper location support chip |
| CN102291651A (en) * | 2011-06-16 | 2011-12-21 | 无锡杰夫电声有限公司 | Dual-cone thin loudspeaker with step structure |
| CN202957958U (en) * | 2012-11-29 | 2013-05-29 | 无锡杰夫电声有限公司 | Dual-cone phase inversion type thin speaker box |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2912177Y (en) * | 2006-06-20 | 2007-06-13 | 无锡杰夫电声有限公司 | Integrated loudspeaker system |
| CN202183845U (en) * | 2011-07-07 | 2012-04-04 | 马春彪 | Portable ultra-thin speaker |
| CN103037283B (en) * | 2012-11-29 | 2015-09-02 | 无锡杰夫电声有限公司 | Thin double-cone phase inversion type loudspeaker box |
-
2012
- 2012-11-29 CN CN201210499659.7A patent/CN103037283B/en active Active
-
2013
- 2013-09-22 WO PCT/CN2013/001120 patent/WO2014082368A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000308744A (en) * | 1999-04-27 | 2000-11-07 | Sanyo Product Co Ltd | Attaching structure of cone-shaped speaker unit for game machine |
| CN101854573A (en) * | 2009-03-30 | 2010-10-06 | 富准精密工业(深圳)有限公司 | Sound structure and electronic device using same |
| CN101931849A (en) * | 2010-09-30 | 2010-12-29 | 无锡杰夫电声有限公司 | Thin speaker with taper location support chip |
| CN102291651A (en) * | 2011-06-16 | 2011-12-21 | 无锡杰夫电声有限公司 | Dual-cone thin loudspeaker with step structure |
| CN202957958U (en) * | 2012-11-29 | 2013-05-29 | 无锡杰夫电声有限公司 | Dual-cone phase inversion type thin speaker box |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014082368A1 (en) * | 2012-11-29 | 2014-06-05 | 无锡杰夫电声有限公司 | Thin double-cone phase-inverted loudspeaker enclosure |
| CN103269468A (en) * | 2013-06-06 | 2013-08-28 | 无锡杰夫电声有限公司 | Horn-type multipoint excitation speaker box |
| WO2014194446A1 (en) * | 2013-06-06 | 2014-12-11 | 无锡杰夫电声有限公司 | Horn type multi-point excitation loudspeaker enclosure |
| KR101610224B1 (en) * | 2013-06-06 | 2016-04-07 | 우시 지에푸 일렉트로어쿠스틱 컴퍼니 리미티드 | Horn type multi-point excitation loudspeaker case |
| CN103269468B (en) * | 2013-06-06 | 2015-11-18 | 无锡杰夫电声有限公司 | Horn-type multipoint excitation speaker box |
| CN104168525A (en) * | 2014-07-25 | 2014-11-26 | 无锡杰夫电声有限公司 | Inverted phase type multipoint excitation loudspeaker case |
| CN105142065A (en) * | 2015-08-18 | 2015-12-09 | 无锡杰夫电声有限公司 | Sound box based on oppositely buckled passive radiator |
| CN105072520A (en) * | 2015-08-18 | 2015-11-18 | 无锡杰夫电声有限公司 | High-fidelity combined loudspeaker box for curved screen |
| CN105072520B (en) * | 2015-08-18 | 2018-10-16 | 无锡杰夫电声有限公司 | Cambered surface screen high-fidelity combination sound box |
| WO2018082429A1 (en) * | 2016-11-04 | 2018-05-11 | 捷开通讯(深圳)有限公司 | Loudspeaker sound outlet structure for mobile terminal and mobile terminal |
| CN107087244A (en) * | 2017-06-14 | 2017-08-22 | 无锡杰夫电声股份有限公司 | A kind of thin speaker audio amplifier |
| CN111432312A (en) * | 2019-01-09 | 2020-07-17 | 台湾立讯精密有限公司 | Thin speaker device |
| WO2022048691A1 (en) * | 2020-09-02 | 2022-03-10 | 苏州上声电子股份有限公司 | Dual-cone speaker |
| WO2022048689A1 (en) * | 2020-09-02 | 2022-03-10 | 苏州上声电子股份有限公司 | Multi-cone small speaker |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014082368A1 (en) | 2014-06-05 |
| CN103037283B (en) | 2015-09-02 |
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Address after: 214192 Xishan, Jiangsu, Beizhen Tin Tin Tin Road, No. eight, No. 228 Patentee after: WUXI JIEFU ELECTROACOUSTIC CO., LTD. Address before: 214192 eight Wuxi, Beizhen, Xishan District, Jiangsu Patentee before: Jiefu Electroacoustic Co., Ltd., Wuxi |