CN109889949A - A kind of thin speaker of more suspension struts - Google Patents
A kind of thin speaker of more suspension struts Download PDFInfo
- Publication number
- CN109889949A CN109889949A CN201910294574.7A CN201910294574A CN109889949A CN 109889949 A CN109889949 A CN 109889949A CN 201910294574 A CN201910294574 A CN 201910294574A CN 109889949 A CN109889949 A CN 109889949A
- Authority
- CN
- China
- Prior art keywords
- wall
- support frame
- sound basin
- lead
- locating branch
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052742 iron Inorganic materials 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 238000000605 extraction Methods 0.000 claims description 5
- 239000004642 Polyimide Substances 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 239000012811 non-conductive material Substances 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical group N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The present invention relates to a kind of thin speakers of more suspension struts, it include: frame, U iron, magnet, magnetic pole core, secondary magnet, voice coil, band ring sound basin, locating branch slice, support frame, first lead, second lead, terminal plate, dust cap, cover board composition, pass through voice coil, position the scraps of paper, sound basin ring, support frame etc. forms suspension, under the premise of guaranteeing speakers low frequencies radiation quality, the speaker product further reduced loudspeaker overall structure height, and more suspension strut structures reduce speaker operation middle pitch basin, the non-linear distortion in magnetic circuit system such as voice coil, conducive to the product installing and using in the high-grade slim TV such as OLED.
Description
Technical field
The present invention relates to a kind of thin speakers of more suspension struts, specifically a kind of to be suitable for large scale flat panel TV
The loudspeaker used in the audio & video equipments such as machine, belongs to electroacoustic techniques field.
Background technique
In the prior art, it is the sound quality for improving the slim large size TV machines such as OLED, ULED, generally uses multiple loudspeakers
Unit forms reflex cabinet to improve low frequency response characteristic, but this kind of audio system, is generally limited by the knot of loudspeaker unit
The thickness of structure and installation site and television set complete machine structure can not further enhance the amount of low frequency under the premise of slimming
Sense and low frequency radiation quality.And the structure of magnetic circuit system and the effective area of sound basin are increased, although can significantly be promoted low
Frequency amount sense, but necessarily will increase the non-linear distortion of vibrational system, cause low frequency mass to be deteriorated, sense of hearing deteriorates.Only pass through
Continuous design optimization is done to the suspension strut structure in vibrational system, it could be under the premise of guaranteeing acoustic characteristic as much as possible
Product thickness is reduced to meet the requirement of end product.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, in conjunction with the deficiencies in the prior art, one kind is provided
The thin speaker of more suspension struts can improve the low frequency response characteristic of speaker under relatively thin structural thickness, improve
Its loudness and amount sense, and guarantee it in the reliability of long-term high power work state.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of thin speaker of more suspension struts, by frame, U iron, magnet, magnetic pole core, secondary magnet, voice coil, band ring sound basin,
Locating branch slice, support frame, lead, terminal plate, dust cap, cover board composition, pass through voice coil, locating branch slice, sound basin ring, support
Skeleton etc. forms suspension.
Frame bottom is provided with U iron, and the bottom of U iron is provided with magnet, magnetic pole core, magnetic pole are provided with right above magnet
Secondary magnet is provided with right above core, the outer wall of magnet, magnetic pole core and secondary magnet, there are magnetic gap, voice coil is set the inner wall with U iron
It sets in the magnetic gap, and the bottom of sound basin ontology, outer wall and sound basin sheet at the top of speech coil framework are run through in the top of speech coil framework
The mesoporous inner wall of body is combined closely, and dust cap is provided at the top of speech coil framework.The outer edge following table of ring with ring sound basin
Face and the step upper surface of frame are combined closely, and the outer wall of the inner wall and sound basin ontology of sound basin ring is combined closely.Locating branch slice
The lower surface of outer edge and the step upper surface of frame combine closely, the inner wall of locating branch slice and the outer wall of support frame are close
In conjunction with support frame is circumferentially positioned at the outside of U iron outer wall, is vertically arranged with the datum level of locating branch slice, with speech coil framework
Section is parallel.Conductive film is extended through at the top and bottom of support frame, first lead is drawn from voice coil outer wall and connected
To at the top conductive film of support frame, bottom of second lead from conductive film is connected to after locating branch slice and connects
Line plate.Terminal plate is arranged in frame.
As a further improvement of the present invention, the band ring sound basin of the thin speaker of more suspension struts, ring
The surface of the sound basin ontology of cladding is provided with a plurality of radial reinforcement lines from centre bore to outer, and the radian of ring is downwardly convex
It rises.
As a further improvement of the present invention, the cylindrical knot of support frame of the thin speaker of more suspension struts
Structure, at the top of upper surface combine closely with the lower surface with ring sound basin ontology, the lower surface of sound basin ontology combines support rib
The position presentation of frame is step-like, conducive to the positioning and fixation of support frame.In the bottom outer wall and locating branch slice of support frame
Heart hole inner wall is combined closely, and support frame is hung vertically in the centre of sound basin and locating branch slice, and keeps certain with the outer wall of U iron
Distance.Support frame is covered with conductive film along skeleton outer wall, runs through a hole on the top of conductive film.
As a further improvement of the present invention, the first lead of the voice coil of the thin speaker of more suspension struts twines certainly
The enameled wire top for being wound on speech coil framework is drawn, and the hole on conductive film top is passed through after holding certain length, is welded on support
The conductive film top of skeleton outer wall.
As a further improvement of the present invention, the second lead is arranged in locating branch slice by form of presentation, the second lead
One end be welded to conductive film lower part along the centre bore extraction of locating branch slice, the other end is welded along the outer of locating branch slice
Onto terminal plate.
As a further improvement of the present invention, support frame is made of high-intensitive non-conductive material, preferably polyimides.
As a further improvement of the present invention, dust cap is provided at the top of speech coil framework.Sound basin ontology just on
Side is provided with cover board, and concentric circles lines is presented to outer along center in the upper surface of cover board.
Compared with the existing technology, the invention has the following advantages that
Under relatively thin loadspeaker structure, the non-linear mistake of vibrational system is more efficiently reduced by the way that support framework structure is arranged
Very, low frequency mass is improved, low frequency sense of hearing is improved, and guarantees to bear that power is larger, and reliability is preferable when long-term work, more conducively
Meet the requirement of the end product of slimming.
Detailed description of the invention
Fig. 1 is a kind of sectional view of the thin speaker of more suspension struts of the present invention.
Fig. 2 is a kind of exploded view of the thin speaker of more suspension struts of the present invention.
Description of symbols: 1-frame, 2-U iron, 3-magnets, 4-magnetic pole cores, 5-secondary magnets, 6-voice coils, 6.1-
Speech coil framework, 6.2-heat release holes, 7-support frames, 7.1-conductive films, 8-voice coil first leads, the 9-the second lead,
10-terminal plates, 11-locating branch slices, 12-sound basins, 12.1-sound basin ontologies, 12.2-sound basin rings, 13-cover boards, 14, it is anti-
Dirt cap.
Specific embodiment
The present invention will be further described in conjunction with the embodiment in attached drawing below:
As shown in Figs. 1-2, in the embodiment of the present invention a kind of thin speaker of more suspension struts mainly by frame 1, U iron 2, magnetic
Body 3, magnetic pole core 4, secondary magnet 5, voice coil 6, support frame 7, first lead 8, the second lead 9, terminal plate 10, locating branch slice
11, band ring sound basin 12, cover board 13, dust cap 14 form, and pass through speech coil framework 6.1, support frame 7, locating branch slice 11, sound basin
Ring 12.2 collectively constitutes suspension.
1 bottom of frame is provided with U iron 2, the bottom of U iron 2 is provided with magnet 3, the surface of magnet 3 is provided with magnetic pole core
4, the surface of magnetic pole core 4 is provided with secondary magnet 5, the outer wall of magnet 3, magnetic pole core 4 and secondary magnet 5, with the inner wall of U iron 2 there are
Magnetic gap, voice coil 6 are arranged in the magnetic gap, and the bottom of sound basin ontology 12.1, voice coil are run through in the top of 6 skeleton 6.1 of voice coil
The mesoporous inner wall of the outer wall and sound basin ontology 12.1 at 6.1 top of skeleton is combined closely, and the top of speech coil framework 6.1 is provided with dust-proof
Cap 14.The outer edge lower surface of ring 12.2 with ring sound basin 12 is combined closely with the step upper surface of frame 1, sound basin ring
The outer wall of 12.2 inner wall and sound basin ontology 12.1 is combined closely.The lower surface of the outer edge of locating branch slice 11 and the platform of frame 1
Rank upper surface is combined closely, and the outer wall of the inner wall and support frame 7 of locating branch slice 11 is combined closely, and support frame 7 is around setting
In the outside of 2 outer wall of U iron, it is vertically arranged with the datum level of locating branch slice 11, it is parallel with the section of speech coil framework 6.1.It is supporting
The top and bottom of skeleton 7 have extended through conductive film 7.1, and first lead 8 is connected to support rib from the extraction of 6 outer wall of voice coil
At the top conductive film 7.1 of frame 7, bottom of second lead 9 from conductive film 7.1 is connected to after locating branch slice 11
Terminal plate 10.Terminal plate 10 is arranged in frame 1.
As Figure 1-Figure 2, the band ring sound basin 12 of the thin speaker of more suspension struts, the sound of ring cladding
The surface of basin ontology 12.1 is provided with a plurality of radial reinforcement lines from centre bore to outer, and the radian of ring is downwardly convex.
As Figure 1-Figure 2, the cylindrical structure of support frame 7 of the thin speaker of more suspension struts, top
The upper surface in portion is combined closely with the lower surface with ring sound basin ontology 12.1, and the lower surface of sound basin ontology 12.1 combines support rib
The position presentation of frame 7 is step-like, conducive to the positioning and fixation of support frame 7.The bottom outer wall and locating branch slice 11 of support frame 7
Center bore inner wall combine closely, support frame 7 is hung vertically in the centre of sound basin 12 Yu locating branch slice 11, and outer with U iron 2
Wall maintains a certain distance.Support frame 7 is covered with conductive film 7.1 along skeleton outer wall, runs through on the top of conductive film 7.1
One hole.
As Figure 1-Figure 2, the first lead 8 of the voice coil 6 of the thin speaker of more suspension struts is wrapped in sound certainly
The enameled wire top of ring framework 6.1 is drawn, and the hole on 7.1 top of conductive film is passed through after holding certain length, is welded on support
7.1 top of conductive film of 7 outer wall of skeleton.Second lead 9 is arranged in locating branch slice 11 by form of presentation, the second lead 9
One end along locating branch slice 11 centre bore extraction be welded to 7.1 lower part of conductive film, the other end is along locating branch slice 11
Outer is welded on terminal plate 10.
As Figure 1-Figure 2, support frame is made of high-intensitive non-conductive material, preferably polyimides
(Polyimide).
As Figure 1-Figure 2, the top of speech coil framework 6.1 is provided with dust cap 14.
As Figure 1-Figure 2, the surface of sound basin ontology 12.1 is provided with cover board 13, the upper surface of cover board 13 is along center
Concentric circles lines is presented to outer in position.
Finally, it should be noted that the above examples are only used to illustrate the technical scheme of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of thin speaker of more suspension struts, which is characterized in that by frame (1), U iron (2), magnet (3), magnetic pole core
(4), secondary magnet (5), voice coil (6), support frame (7), first lead (8), the second lead (9), terminal plate (10), positioning branch
Piece (11), band ring sound basin (12), cover board (13), dust cap (14) composition,
Suspension system is collectively constituted by speech coil framework (6.1), support frame (7), locating branch slice (11), sound basin ring (12.2)
System；
Frame (1) bottom is provided with U iron (2), is provided with magnet (3) in the bottom of U iron (2), magnet is provided with right above (3)
Magnetic pole core (4) is provided with secondary magnet (5) right above magnetic pole core (4), magnet (3), magnetic pole core (4) and secondary magnet (5) it is outer
Wall, there are magnetic gap with the inner wall of U iron (2), and voice coil (6) is arranged in the magnetic gap, and the top of voice coil (6) skeleton (6.1)
Through the bottom of sound basin ontology (12.1), the mesoporous inner wall of outer wall and sound basin ontology (12.1) at the top of speech coil framework (6.1) is tight
Close combination is provided with dust cap (14) at the top of speech coil framework (6.1)；
The outer edge lower surface of ring (12.2) with ring sound basin (12) and the step upper surface of frame (1) are combined closely, sound
The inner wall of basin ring (12.2) and the outer wall of sound basin ontology (12.1) are combined closely；The lower surface of the outer edge of locating branch slice (11)
It combines closely with the step upper surface of frame (1), the outer wall of the inner wall and support frame (7) of locating branch slice (11) is combined closely,
Support frame (7) is circumferentially positioned at the outside of U iron (2) outer wall, is vertically arranged with the datum level of locating branch slice (11), with voice coil bone
The section of frame (6.1) is parallel；
It has been extended through at the top and bottom of support frame (7) conductive film (7.1), first lead (8) is from voice coil (6) outer wall
Extraction is connected at the top conductive film (7.1) of support frame (7), and the second lead (9) is from the bottom at conductive film (7.1)
Portion is connected to terminal plate (10) after locating branch slice (11)；
Terminal plate (10) is arranged on frame (1).
2. a kind of thin speaker of more suspension struts as described in claim 1, it is characterised in that: support frame (7) is in cylinder
Shape structure, at the top of upper surface combine closely with the lower surface with ring sound basin ontology (12.1), sound basin ontology (12.1)
It is step-like that lower surface combines the position of support frame (7) to present, and is conducive to the positioning and fixation of support frame (7)；Support frame (7)
Bottom outer wall and the center bore inner wall of locating branch slice (11) combine closely, support frame (7) be hung vertically in sound basin (12) with
The centre of locating branch slice (11), and maintained a certain distance with the outer wall of U iron (2)；Support frame (7) is covered with along skeleton outer wall
Conductive film (7.1) runs through a hole on the top of conductive film (7.1)；The first lead (8) of voice coil (6) is wrapped in sound certainly
The enameled wire top of ring framework (6.1) is drawn, and the hole on conductive film (7.1) top is passed through after holding certain length, is welded on
Conductive film (7.1) top of support frame (7) outer wall；Second lead (9) is arranged by form of presentation in locating branch slice (11)
Interior, one end of the second lead (9) is welded to conductive film (7.1) lower part along the centre bore extraction of locating branch slice (11), another
End is welded on terminal plate (10) along the outer of locating branch slice (11).
3. a kind of thin speaker of more suspension struts as described in claim 1, it is characterised in that: support frame is using high-intensitive
Non-conductive material is made, preferably polyimides.
4. a kind of thin speaker of more suspension struts as described in claim 1, it is characterised in that: the top of speech coil framework (6.1)
Portion is provided with dust cap (14), and cover board (13) are provided with right above sound basin ontology (12.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294574.7A CN109889949B (en) | 2019-04-12 | 2019-04-12 | Thin loudspeaker with multiple suspension supports |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294574.7A CN109889949B (en) | 2019-04-12 | 2019-04-12 | Thin loudspeaker with multiple suspension supports |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109889949A true CN109889949A (en) | 2019-06-14 |
| CN109889949B CN109889949B (en) | 2024-01-05 |
Family
ID=66937172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910294574.7A Active CN109889949B (en) | 2019-04-12 | 2019-04-12 | Thin loudspeaker with multiple suspension supports |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109889949B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111372177A (en) * | 2019-11-21 | 2020-07-03 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN111464923A (en) * | 2019-12-30 | 2020-07-28 | 瑞声科技(新加坡)有限公司 | Sound producing device |
| CN111836176A (en) * | 2020-06-30 | 2020-10-27 | 歌尔股份有限公司 | Sound production assembly and electronic equipment |
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| CN111836176A (en) * | 2020-06-30 | 2020-10-27 | 歌尔股份有限公司 | Sound production assembly and electronic equipment |
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| CN111836176B (en) * | 2020-06-30 | 2022-09-06 | 歌尔股份有限公司 | Sound production assembly and electronic equipment |
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| Publication number | Publication date |
|---|---|
| CN109889949B (en) | 2024-01-05 |
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