CN102638751A - Thin type speaker with inverted positioning support chip - Google Patents
Thin type speaker with inverted positioning support chip Download PDFInfo
- Publication number
- CN102638751A CN102638751A CN2012101147536A CN201210114753A CN102638751A CN 102638751 A CN102638751 A CN 102638751A CN 2012101147536 A CN2012101147536 A CN 2012101147536A CN 201210114753 A CN201210114753 A CN 201210114753A CN 102638751 A CN102638751 A CN 102638751A
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- CN
- China
- Prior art keywords
- locating branch
- voice coil
- sound basin
- positioning support
- branch slice
- 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.)
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052742 iron Inorganic materials 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 claims description 3
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 3
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention relates to a thin type speaker with an inverted positioning support chip. The thin type speaker comprises a cone frame, U iron, a magnet, a magnetic pole core, a voice coil, a cone and a positioning support chip, and is characterized in that the positioning support chip is arranged over the cone, the positioning support chip is mainly formed by splicing two half positioning support chips which have the same structure and are symmetrically arranged on the left and the right, positioning half rings are arranged on the two half positioning support chips, and the positioning half rings are connected with the half positioning support chips into a whole through arc-shaped connecting bodies; the two half positioning support chips are made of conductive elastic materials, a positive pole and a negative pole of a leading wire of the voice coil are respectively in corresponding connection and conduction with the positioning half rings on the two half positioning support chips, and the two half positioning support chips are not conducted mutually; and the shapes of the positioning half rings on the two half positioning support chips are correspondingly tightly combined with the outer edge of a cone body. The thin type speaker disclosed by the invention is ingenious and reasonable in structure, the novel positioning support chip is adopted, and the positioning support chip is inverted, so that the speaker becomes thinner, can bear greater power and has better reliability and sound quality.
Description
Technical field
The invention belongs to the electroacoustic techniques field, relate to a kind of loud speaker, the thin speaker that specifically a kind of locating branch slice is inverted.
Background technology
In the prior art, be applied to the loud speaker of LED-backlit source TV, generally adopt slim sound basin to cooperate the structure of locating branch slice; Center at slim sound basin offers centre bore; The locating branch slice that is provided with centre bore equally be arranged on slim sound basin under, voice coil loudspeaker voice coil penetrates the centre bore of slim sound basin and locating branch slice, is combined closely on the outer wall of voice coil loudspeaker voice coil in the center and the locating branch slice center of slim sound basin; Form the vibrational system of loud speaker; But this structure is not suitable for requiring the thin more particularly application of OLED TV of panel TV product because the structure (conventional positioning is propped up the sheet section and is waveform) of locating branch slice limits, and overall height is higher.And be applied to the Microspeaker product in the products such as mobile phone; Have directly to be fixed on the design on the slim sound basin to voice coil loudspeaker voice coil, move up and down at magnetic gap through the magnetic circuit drive voice coils, voice coil loudspeaker voice coil promotes slim sound basin radiate sound; Though it is very thin that this structure without locating branch slice can guarantee that loud speaker is done; But because voice coil loudspeaker voice coil only depends on slim sound basin self to locate, loud speaker slim sound basin when the input large-signal self is easy to generate deformation, causes loudspeaker voice coil to carry out nonlinear motion at magnetic gap; Produce abnormal sound; Cause loudspeaker distortions to strengthen, even can't work, this technology can't satisfy thin more OLED TV equally with high-power, the high tone quality of loud speaker, ultrathin requirement.
Summary of the invention
The objective of the invention is to the above-mentioned deficiency that exists in the prior art; Provide a kind of structure ingenious rational thin speaker; This thin speaker adopts novel locating branch slice, and locating branch slice is inverted, and makes that the loud speaker of using this structure is thinner; Can bear more powerfully, reliability and tonequality are better.
According to technical scheme provided by the invention: the thin speaker that locating branch slice is inverted; Comprise basin frame, U iron, magnet, magnetic pole core, voice coil loudspeaker voice coil, sound basin and locating branch slice; The U ferropexy is arranged on basin frame bottom centre position, and magnet and magnetic pole core are installed in the U iron, and magnet lower surface and U iron bottom interior surface are combined closely; The magnet upper surface magnetic pole core of combining closely leaves magnetic gap between the inwall of the outer wall of said magnet and magnetic pole core and U iron; Voice coil loudspeaker voice coil is looped around around magnet and the magnetic pole core, leaves the gap between the outer wall of the inwall of voice coil loudspeaker voice coil and magnet and magnetic pole core, leaves the gap equally between the inwall of the outer wall of voice coil loudspeaker voice coil and U iron; It is characterized in that: said locating branch slice is arranged on directly over the sound basin, and the locating branch slice outward flange is supported on the basin frame edge, and the locating branch slice center is provided with a sheet centre bore; Said locating branch slice mainly is made up of piecing together two structure half sheet locating branch slices identical, that be symmetrical set; Be equipped with the location half-turn on the said two and half sheet locating branch slices; The zone that half-turn surrounded, two location promptly is a described sheet centre bore, and said location half-turn connects as one through being arranged on its peripheral arc connector and half sheet locating branch slice; Said two and half sheet locating branch slices all adopt conductive elastomeric material to process; The positive and negative electrode of said voice coil leads respectively with two and half sheet locating branch slices on the corresponding connection of location half-turn conducting; And leave the space, not conducting each other between these two and half sheets locating branch slice two ends; Said sound basin comprises the sound basin ring that sound basin body is peripheral with being arranged on sound basin body, and sound basin body outward flange lower surface and sound basin ring inward flange upper surface are combined closely; The shape of the location half-turn on the said two and half sheet locating branch slices is corresponding with the outward flange of sound basin body, and the outward flange upper surface of location half-turn lower surface and sound basin body is combined closely.
As further improvement of the present invention, the shape in the zone that the location half-turn on the said two and half sheet locating branch slices is surrounded and the outward flange of sound basin body are consistent, and can be circle or track shape or other shapes.
As further improvement of the present invention, said sound basin body is the planar sheet structure, and sound basin body lower surface and voice coil loudspeaker voice coil top upper surface are combined closely.
As further improvement of the present invention, the shape of cross section of said sound basin ring is the arcs of recesses to basin frame inner bottom part direction depression.
As further improvement of the present invention, said basin frame bottom centre position is provided with centre bore, and the very tight closely packed of said U is assigned in the centre bore, and U iron bottom flushes with basin frame bottom.
As further improvement of the present invention, said half sheet locating branch slice adopts beryllium copper or phosphor-copper to process.
The present invention compared with prior art; Advantage is: structure of the present invention is ingenious rationally; Characteristics such as locating branch slice is arranged on directly over the sound basin, and locating branch slice is made up of piecing together two and half sheet locating branch slices, and two and half sheet locating branch slices have good springiness, antifatigue, can conduct electricity; Locating branch slice is born the function of locating branch slice and terminal block simultaneously; Under the prerequisite that realizes the loadspeaker structure slimming, effectively reduced the distortion phenomenon when loud speaker is imported large-signal, strengthened the reliability and the tonequality of loud speaker.
Description of drawings
Fig. 1 is the stereochemical structure cutaway view of the embodiment of the invention.
Fig. 2 is the structural representation of the embodiment of the invention.
Fig. 3 is the stereochemical structure exploded view of the embodiment of the invention.
Description of reference numerals: 1-basin frame, 2-U iron, 3-magnet, 4-magnetic pole core, 5-voice coil loudspeaker voice coil, 6-sound basin, 6a-sound basin body, 6b-sound basin ring, 7-half sheet locating branch slice, 7a-location half-turn, 7b-arc connector, 8-space.
Embodiment
Below in conjunction with concrete accompanying drawing and embodiment the present invention is further described.
As shown in the figure, the thin speaker that the locating branch slice among the embodiment is inverted mainly is made up of basin frame 1, U iron 2, magnet 3, magnetic pole core 4, voice coil loudspeaker voice coil 5, sound basin 6 and locating branch slice.
Like Fig. 1 ~ shown in Figure 3, said basin frame 1 bottom centre position is provided with centre bore, and said U iron 2 close fit are in centre bore, and U iron 2 bottoms flush with basin frame 1 bottom; Magnets 3 and magnetic pole core 4 are installed in the U iron 2, and magnet 3 lower surfaces and U iron 2 bottom interior surfaces are combined closely, and the magnet 3 upper surfaces magnetic pole core 4 of combining closely leaves magnetic gap between the outer wall of said magnet 3 and magnetic pole core 4 and the inwall of U iron 2; Voice coil loudspeaker voice coil 5 is looped around around magnet 3 and the magnetic pole core 4, leaves the gap between the outer wall of the inwall of voice coil loudspeaker voice coil 5 and magnet 3 and magnetic pole core 4, leaves the gap equally between the inwall of the outer wall of voice coil loudspeaker voice coil 5 and U iron 2.
Like Fig. 1 ~ shown in Figure 3, said locating branch slice is arranged on directly over the sound basin 6, and the locating branch slice outward flange is supported on basin frame 1 edge, and the locating branch slice center is provided with a sheet centre bore; Said locating branch slice mainly is made up of two structure 7 pairs of assemblies of half sheet locating branch slice identical, that be symmetrical set; Be equipped with location half-turn 7a on the said two and half sheet locating branch slices 7; The zone that two location half-turn 7a are surrounded promptly is a described sheet centre bore, and said location half-turn 7a connects as one through being arranged on its peripheral arc connector 7b and half sheet locating branch slice 7; Said two and half sheet locating branch slices 7 all adopt conductive elastomeric material such as beryllium copper or phosphor-copper to process; The positive and negative electrode of said voice coil loudspeaker voice coil 5 lead-in wires respectively with two and half sheet locating branch slices 7 on the corresponding connection of location half-turn 7a conducting; And leave space 8, not conducting each other between these two and half sheets locating branch slice, 7 two ends.During work, audio signal drives sound basin 6 through two and half sheet locating branch slices, 7 drive voice coils 5 and in magnetic gap, moves up and down, and promotes sound basin 6 vibration soundings.
Like Fig. 1 ~ shown in Figure 3, said sound basin 6 mainly is made up of the sound basin body 6a sound basin ring 6b peripheral with being arranged on sound basin body 6a, and sound basin body 6a outward flange lower surface and sound basin ring 6b inward flange upper surface are combined closely; The shape of location half-turn 7a on the said two and half sheet locating branch slices 7 is corresponding with the outward flange of sound basin body 6a, and the outward flange upper surface of location half-turn 7a lower surface and sound basin body 6a is combined closely.Among the present invention, said sound basin body 6a preferably is set to the planar sheet structure, and sound basin body 6a lower surface and voice coil loudspeaker voice coil 5 top upper surfaces are combined closely.The shape of cross section of said sound basin ring 6b is arranged to the arcs of recesses to basin frame 1 inner bottom part direction depression.
Like Fig. 1 ~ shown in Figure 3; In actual production is made; Described half sheet locating branch slice 7 is formed by a sheet metal hollow out; Two arc connector 7b are extended at the two ends of half sheet locating branch slice, 7 bodies respectively, and two arc connector 7b extend a location half-turn 7a again, and the interior loop-shaped of location half-turn 7a shape and sound basin ring 6b is consistent.In the embodiment of the invention; The shape in the zone that the location half-turn 7a on the said two and half sheet locating branch slices 7 is surrounded is circular; But in concrete the manufacturing; The shape in the zone that the location half-turn 7a on the said two and half sheet locating branch slices 7 is surrounded can also be track shape or other shapes, as long as be consistent with the outward flange of sound basin body 6a.
Claims (6)
1. the thin speaker that is inverted of locating branch slice; Comprise basin frame (1), U iron (2), magnet (3), magnetic pole core (4), voice coil loudspeaker voice coil (5), sound basin (6) and locating branch slice; U iron (2) is fixedly installed on basin frame (1) bottom centre position; Magnet (3) and magnetic pole core (4) are installed in the U iron (2); Magnet (3) lower surface and U iron (2) bottom interior surface are combined closely, and magnet (3) the upper surface magnetic pole core (4) of combining closely leaves magnetic gap between the outer wall of said magnet (3) and magnetic pole core (4) and the inwall of U iron (2); Voice coil loudspeaker voice coil (5) is looped around magnet (3) and magnetic pole core (4) on every side, leaves the gap between the outer wall of the inwall of voice coil loudspeaker voice coil (5) and magnet (3) and magnetic pole core (4), leaves the gap equally between the inwall of the outer wall of voice coil loudspeaker voice coil (5) and U iron (2); It is characterized in that: said locating branch slice is arranged on directly over the sound basin (6), and the locating branch slice outward flange is supported on basin frame (1) edge, and the locating branch slice center is provided with a sheet centre bore; Said locating branch slice mainly is made up of piecing together two structure half sheet locating branch slices (7) identical, that be symmetrical set; Be equipped with location half-turn (7a) on the said two and half sheet locating branch slices (7); The zone that two location half-turns (7a) are surrounded promptly is a described sheet centre bore, and said location half-turn (7a) connects as one with half sheet locating branch slice (7) through being arranged on its peripheral arc connector (7b); Said two and half sheet locating branch slices (7) all adopt conductive elastomeric material to process; The positive and negative electrode of said voice coil loudspeaker voice coil (5) lead-in wire respectively with two and half sheet locating branch slices (7) on the corresponding connection of location half-turn (7a) conducting; And leave space (8), not conducting each other between these two and half sheets locating branch slice (7) two ends; Said sound basin (6) comprises sound basin body (6a) and is arranged on the peripheral sound basin ring (6b) of sound basin body (6a) that sound basin body (6a) outward flange lower surface and sound basin ring (6b) inward flange upper surface are combined closely; The shape of the location half-turn (7a) on the said two and half sheet locating branch slices (7) is corresponding with the outward flange of sound basin body (6a), and the outward flange upper surface of location half-turn (7a) lower surface and sound basin body (6a) is combined closely.
2. the thin speaker that locating branch slice as claimed in claim 1 is inverted; It is characterized in that: the shape in the zone that the location half-turn (7a) on the said two and half sheet locating branch slices (7) is surrounded and the outward flange of sound basin body (6a) are consistent, and can be circle or track shape.
3. the thin speaker that locating branch slice as claimed in claim 1 is inverted is characterized in that: said sound basin body (6a) is the planar sheet structure, and sound basin body (6a) lower surface and voice coil loudspeaker voice coil (5) top upper surface are combined closely.
4. the thin speaker that locating branch slice as claimed in claim 1 is inverted is characterized in that: the shape of cross section of said sound basin ring (6b) is the arcs of recesses to basin frame (1) inner bottom part direction depression.
5. the thin speaker that locating branch slice as claimed in claim 1 is inverted is characterized in that: said basin frame (1) bottom centre position is provided with centre bore, and said U iron (2) close fit is in centre bore, and U iron (2) bottom flushes with basin frame (1) bottom.
6. the thin speaker that locating branch slice as claimed in claim 1 is inverted is characterized in that: said half sheet locating branch slice (7) adopts beryllium copper or phosphor-copper to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210114753.6A CN102638751B (en) | 2012-04-18 | 2012-04-18 | Thin type speaker with inverted positioning support chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210114753.6A CN102638751B (en) | 2012-04-18 | 2012-04-18 | Thin type speaker with inverted positioning support chip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102638751A true CN102638751A (en) | 2012-08-15 |
| CN102638751B CN102638751B (en) | 2014-06-25 |
Family
ID=46622950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210114753.6A Active CN102638751B (en) | 2012-04-18 | 2012-04-18 | Thin type speaker with inverted positioning support chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102638751B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103096223A (en) * | 2013-02-04 | 2013-05-08 | 江阴市丰鸣宇电子有限公司 | Ultrathin flat plate speaker using double location support chip |
| CN105635919A (en) * | 2016-03-23 | 2016-06-01 | 浙江全方音响科技有限公司 | Anti-oblique vibration radiator |
| CN105704623A (en) * | 2016-01-15 | 2016-06-22 | 国光电器股份有限公司 | Single-point support sheet and loudspeaker |
| CN105848050A (en) * | 2016-06-17 | 2016-08-10 | 无锡杰夫电声股份有限公司 | Linear six-sound-source array sound box |
| WO2019148426A1 (en) * | 2018-02-01 | 2019-08-08 | 捷永广建电子（深圳）有限公司 | Metal damper loudspeaker |
| CN111083610A (en) * | 2019-12-13 | 2020-04-28 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN112423202A (en) * | 2020-11-16 | 2021-02-26 | 无锡杰夫电声股份有限公司 | High-power ultra-thin loudspeaker |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101695146A (en) * | 2009-09-30 | 2010-04-14 | 无锡杰夫电声有限公司 | Dual-drive speaker |
| 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 |
| CN201957233U (en) * | 2011-01-12 | 2011-08-31 | 常州声泰龙电子音响有限公司 | Loudspeaker voice coil and positioning support chip thereof |
| CN202587358U (en) * | 2012-04-18 | 2012-12-05 | 无锡杰夫电声有限公司 | Thin type speaker with inverted positioning support chip |
-
2012
- 2012-04-18 CN CN201210114753.6A patent/CN102638751B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101695146A (en) * | 2009-09-30 | 2010-04-14 | 无锡杰夫电声有限公司 | Dual-drive speaker |
| 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 |
| CN201957233U (en) * | 2011-01-12 | 2011-08-31 | 常州声泰龙电子音响有限公司 | Loudspeaker voice coil and positioning support chip thereof |
| CN202587358U (en) * | 2012-04-18 | 2012-12-05 | 无锡杰夫电声有限公司 | Thin type speaker with inverted positioning support chip |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103096223A (en) * | 2013-02-04 | 2013-05-08 | 江阴市丰鸣宇电子有限公司 | Ultrathin flat plate speaker using double location support chip |
| CN105704623A (en) * | 2016-01-15 | 2016-06-22 | 国光电器股份有限公司 | Single-point support sheet and loudspeaker |
| CN105635919A (en) * | 2016-03-23 | 2016-06-01 | 浙江全方音响科技有限公司 | Anti-oblique vibration radiator |
| CN105848050A (en) * | 2016-06-17 | 2016-08-10 | 无锡杰夫电声股份有限公司 | Linear six-sound-source array sound box |
| WO2019148426A1 (en) * | 2018-02-01 | 2019-08-08 | 捷永广建电子（深圳）有限公司 | Metal damper loudspeaker |
| CN111083610A (en) * | 2019-12-13 | 2020-04-28 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN112423202A (en) * | 2020-11-16 | 2021-02-26 | 无锡杰夫电声股份有限公司 | High-power ultra-thin loudspeaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102638751B (en) | 2014-06-25 |
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| CP03 | Change of name, title or address |
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 |