CN1735279A - Speaker member - Google Patents
Speaker member Download PDFInfo
- Publication number
- CN1735279A CN1735279A CN 200510085952 CN200510085952A CN1735279A CN 1735279 A CN1735279 A CN 1735279A CN 200510085952 CN200510085952 CN 200510085952 CN 200510085952 A CN200510085952 A CN 200510085952A CN 1735279 A CN1735279 A CN 1735279A
- Authority
- CN
- China
- Prior art keywords
- liner
- installed surface
- cover plate
- face
- par
- 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
Images
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Abstract
To provide a speaker unit which can be made thin in its mounting status on electronic equipment for stabilizing sound quantity and a voice pressure, in a state with this speaker unit being mounted on electronic equipment. A speaker unit 6 is provided with a base frame 1 and a cover plate 2. An annular flange 15, projecting from the outer peripheral part of the cover plate 2 to the outside, is formed at the outer peripheral part of the base frame 1, a packing setting face 16 is formed on the opposite face of the flange 15 to a mounting face 72 of an other side member 7, and a packing 3 is set on the packing setting face 16. An outer peripheral flat part 22, which should be press-fit to the mounting face 72, is formed on the opposite face of the cover plate 2 to the mounting face 72, and the packing setting face 16 is positioned so as to be retreated from the outer peripheral flat part 22.
Description
Technical field
The present invention relates to be assembled in the speaker member on the electronic equipments such as portable phone.
Background technology
In the past, the speaker member 8 of this kind as shown in Figure 7, had underframe 81 and cover plate 85, and this underframe 81 and cover plate 85 are bonded with each other at peripheral part respectively, form flat partially shell 80.In the inside of this shell 80, configuration magnetic generating unit 40 and oscillating plate 5.
Oscillating plate 5, along its peripheral part, be clamped in described underframe 81 and cover plate 85 between, coil 41 is installed at the back side of oscillating plate 5.And, on the bottom surface 82 of underframe 81, with this oscillating plate 5 subtends ground configuration magnetic generating unit 40.
In this speaker member 8, in addition, the liner 3 of ring-type is set on cover plate 85, hydrophobic thin plate 32 (with reference to patent documentation 2) is set on this liner 3.
Patent documentation 1: the spy opens 2002-152896 communique [H04R 31/00]
Patent documentation 2: the spy opens 2002-271465 communique [H04M 1/03]
, more and more stricter to the requirement of miniaturization, slimming in the interior electronic equipments such as portable phone of establishing this kind speaker member, for adapting to this requirement, studying miniaturization, the slimming of speaker member always.
Fig. 8 represents in the past speaker member 8 is installed in the structure on the other side's parts 7 such as shell, and speaker member 8 adopts the securing member 70 that is made of loud speaker supporter 73 and bolt 71, is installed on the installed surface 72 of the other side's parts 7.Thus, extruding, compression gaskets 3 closely bond on this installed surface 72.
According to above-mentioned formation, between the cover plate 85 of speaker member 8 and the installed surface 72 of the other side's parts 7 apart from G, decrement decision by liner 3, but because the decrement of liner 3 deviation occurs because of the fastening force that securing member 70 forms, so the installed surface 72 of cover plate 85 and the other side's parts 7 deviation also appears apart from G, as a result, the tonequality and the acoustic pressure problem of unstable that have speaker member 8.
In addition, under the installment state of speaker member 8, owing to clamp liner 3 between the installed surface 72 of the cover plate 85 of speaker member 8 and the other side's parts 7, so speaker member 8 is with the thickness degree of the liner 3 of the fastening compression that formed by securing member 70, the installed surface 72 of disengaging the other side parts 7.Therefore, there is certain limit in the slimming of the speaker member 8 of installment state.
Summary of the invention
The objective of the invention is to, a kind of speaker member is provided, it is under the state that is installed on the other side's parts, and tonequality, acoustic pressure are stablized, and can carry out the slimming under the installment state.
Speaker member of the present invention, crimping are installed on the installed surface 72 of the other side's parts 7, and underframe 1 and cover plate 2 are bonded with each other, and constitute flat casing 10.In the inside of this shell 10, the drive unit that is equipped with oscillating plate 5, this oscillating plate 5 is vibrated, the peripheral part of this shell 10 is crimped on the described installed surface 72 by the liner 3 of ring-type.Perhaps,, form from the peripheral part of described cover plate 2 flange 15 of outstanding ring-type laterally at the peripheral part of described underframe 1, on this flange 15, with the subtend face of described installed surface 72 on, form liner face 16 be set, be provided with at this liner liner 3 be set on the face 16.In addition, on described cover plate 2, with the subtend face of described installed surface 72, formation is suitable for being crimped on the pressure contact portion on the installed surface 72, described liner is provided with face 16 and is located at than described pressure contact portion on the position that the direction away from described installed surface 72 retreats, be crimped on state on the described installed surface 72 with the pressure contact portion of described cover plate 2, described liner 3 is provided with face 16 and installed surface 72 extruding, compression by described liner.
Speaker member according to the invention described above, because installation site with respect to the other side's parts 7, the installed surface 72 that is crimped on the other side's parts 7 by the pressure contact portion with cover plate 2 is correctly located, can be because of the position of installment state variation with respect to the other side's parts 7 of speaker member, as a result, can prevent the tonequality of speaker member and the deviation of acoustic pressure.
In addition, since liner 3 be not installed in described pressure contact portion and described installed surface 72 between, therefore compare with speaker member in the past, the thickness of the speaker member 6 of installment state can be reduced the thickness of liner 3 after compression, thus, can seek the slimming of the speaker member under the installment state
In addition, because the decrement of liner 3 is to be overlapped on the described installed surface 72 by described pressure contact portion to be defined in setting, thus the sealing zero deflection of liner 3, thus leakage sound can be prevented really from liner 3.
In concrete formation, described liner is provided with face 16 and is located at than described pressure contact portion on the position that retreats away from the direction of described installed surface 72 with predetermined distance h, has the thickness T greater than described predetermined distance h under the free state of described liner 3 before being crimped on described installed surface 72.
According to this concrete formation, the decrement of the liner 3 of installment state, can correct provisioning the thickness of liner 3 under the free state before install deduct the value (T-h) of described predetermined distance h.
In addition, in concrete formation, described drive unit by be installed in coil 41 on the described oscillating plate 5, with described coil 41 subtends the magnetic generating unit 40 that is located on the bottom surface 12 of described underframe 1 constitute.
In addition, in concrete formation, described cover plate 2 has flat central par 23, surround the periphery par 22 of the ring-type of this central authorities par 23 to described installed surface 72 from this central authorities par 23 side-prominently, the inclined wall portion 24 that links the ring-type of central par 23 and periphery par 22 mutually, be darted at the foot 25 of the ring-type on the neighboring of periphery par 22, form described pressure contact portion by this periphery par 22, this foot 25 is fixed on the bottom surface 14 of underframe 1, simultaneously between the bottom surface 14 of this foot 25 and underframe 1, the peripheral part of the described oscillating plate 5 of clamping.
According to this concrete formation, owing to be the section configuration of cover plate 2 bendings, so the rigidity height of cover plate 2.Therefore, the power of not accepting from described installed surface because of described pressure contact portion makes the misgivings of speaker member 2 distortion.
In addition, in concrete formation, on the surface of described liner 3, the hydrophobic thin plate 32 on the surface that covers cover plate 2 is set, is installed on the described installed surface 72 via this hydrophobic thin plate 32.
According to this concrete formation, even water immerses from the other side's parts 7 side direction speaker members, this water is also returned by hydrophobic thin plate 32, can prevent to invade speaker member inside.
According to speaker member of the present invention, can seek tonequality and acoustic pressure and stablize, and then can seek the slimming of installment state.
Description of drawings
Fig. 1 is the stereogram of the outward appearance of expression speaker member of the present invention.
Fig. 2 is the profile of this speaker member.
Fig. 3 is the profile of the installment state of this speaker member of expression.
Fig. 4 is the disrumpent feelings stereogram of the part of underframe.
Fig. 5 is the disrumpent feelings stereogram of the part of liner.
Fig. 6 is the disrumpent feelings stereogram of the part of cover plate.
Fig. 7 is the profile of speaker member in the past.
Fig. 8 is the profile of the installment state of expression speaker member.
Among the figure: the 1-underframe, the 10-shell, the 15-flange, the 16-liner is provided with face, 2-cover plate, 22-periphery par, the 3-liner, 40-magnetic generating unit, 41-coil, 42-magnet, 44-yoke, the 5-oscillating plate, 6-speaker member, 7-the other side's parts, 70-securing member, 72-installed surface.
Embodiment
Below, specify embodiments of the present invention with reference to accompanying drawing.
As shown in Figure 1, speaker member 6 of the present invention has underframe 1 and cover plate 2, and underframe 1 and cover plate 2 are bonded with each other at peripheral part separately, forms the shell 10 of flat.
As shown in Figure 2, in the inside of shell 10, configuration magnetic generating unit 40 and oscillating plate 5 are at the back side of oscillating plate 5 fixed coil 41.
Oscillating plate 5, along its peripheral part, be clamped in described underframe 1 and cover plate 2 between, in the bottom surface of underframe 1, with this oscillating plate 5 subtends ground configuration magnetic generating unit 40.
In addition, on the flange 15 of the peripheral part of described underframe 1, the liner 3 of ring-type is set, hydrophobic thin plate 32 is set on this liner 3.
As shown in Figure 4, underframe 1 is the ware shape, and at the inner face of underframe 1, concentric circles stage shape ground forms the 12, the 2nd bottom surface 13, the 1st bottom surface and the 3rd bottom surface 14, connects on the 2nd bottom surface 13 a plurality of circular ports 11 are set.Between the 3rd bottom surface 14 and cover plate 2, the peripheral part of clamping oscillating plate 5.
In addition, at the peripheral part of underframe 1, from the peripheral part of described cover plate 2 flange 15 of side-prominent ring-type outwardly, this above flange 15 the smooth liner of formation face 16 is set.
As shown in Figure 6, cover plate 2 forms the discoideus of the section configuration that is crooked, form central par 23 at central portion, form to surround simultaneously the ring-type of this central authorities par 23 periphery par 22, interconnect the inclined wall portion 24 of the ring-type of described central par 23 and periphery par 22.
Connect the louver 21 that a plurality of circles are set on central par 23, periphery par 22 is outstanding towards the top from this central authorities par 23.In addition, the peripheral part in this periphery par 22 is dashed forward and is established the foot 25 of ring-type, this foot 25, and middle clamping oscillating plate 5 ground are fixed on the 3rd bottom surface 14 of described underframe 1.
As described in Figure 5, liner 3 is the ring-type of the section configuration with rectangle, and it is formed by the elastic packing material.As shown in Figure 2, on liner 3, be used for the hydrophobic thin plate 32 that anti-sealing is invaded in speaker member 6 by adhesive linkage 31 is bonding.In addition, below the liner 3,, be bonded in the liner that is located at the flange 15 on the described underframe 1 and be provided with on the face 16 by adhesive linkage 31.In the present embodiment, liner 3 adopts Port ロ Application (trade name: ロ ヅ ャ one ス ィ ノ ァ ッ Network corporate system) form, as adhesive linkage 31,31, adopt the two sides adhesive tape.
In addition, contain the thickness T of the liner 3 of two adhesive linkages 31,31 under the free state before installing, compare with the distance h that the liner of underframe 1 is provided with between the periphery par 22 of face 16 and cover plate 2 as shown in Figure 2, set biglyyer.
Oscillating plate 5 rounded shapes form with the resin of film like, be clamped in as mentioned above the 3rd bottom surface 14 of underframe 1 and described cover plate 2 foot 25 between.
In magnetic generating unit 40, from the magnetic line of force that magnet 42 takes place, along the magnetic circuit that forms by pole piece 43 and yoke 44, annular is extended, and intersects with coil 41.Thus, to coil 41 effect actuating forces, drive oscillating plate 5.
Fig. 2 represents the preceding state of installation of speaker member 6 of the present invention, and the liner of underframe 1 is provided with face 16, from the periphery par 22 of cover plate 2, is positioned at the below with predetermined distance h.As mentioned above, owing to set,,, be configured in the top from the periphery par 22 of cover plate 2 so be fixed on the top hydrophobic thin plate 32 of liner 3 in the thickness T mode bigger of the liner 3 that comprises adhesive linkage 31,31 than predetermined distance h.
Fig. 3 represents the installment state of speaker member 6 of the present invention, and speaker member 2 adopts the securing member 70 that is made of loud speaker supporter 73 and bolt 71 to install.Thus, extruding, compression gaskets 3 closely bond on this installed surface 72.If by utilizing the fastening of securing member 70, further compression gaskets 3, the periphery par 22 of cover plate 2 just is crimped on the installed surface 72 of the other side's parts 7, speaker member 6 correctly can be positioned on this installed surface 72.
So,, be properly oriented, so can not change position because of installment state with respect to the other side's parts 7 of speaker member 6 because the installation site of speaker member 6 is crimped on by the periphery par 22 with cover plate 2 on the installed surface 72 of the other side's parts 7.
In the speaker member 6 of the invention described above, owing between the periphery par 22 of cover plate 2 and installed surface 72, clamp liner 3, therefore compare with speaker member 8 in the past, the thickness of the speaker member 6 of installment state can be reduced the degree of the thickness G (with reference to Fig. 8) of liner 3 after compression.Thus, can seek the slimming of the speaker member 6 under the installment state.
Under this state, because the thickness of liner 3 is controlled by the mode that becomes above-mentioned predetermined distance h, the decrement of while liner, the value (T-h) that can correct provisioning deducts this predetermined distance h in the thickness T of liner 3 grades under above-mentioned free state, therefore the sealing zero deflection of liner 3, thus leakage sound can be prevented really from liner 3.
In addition, speaker member 6 according to the invention described above, because installation site with respect to the other side's parts 7, be crimped on by periphery par 22 on the installed surface 72 of the other side's parts 7 cover plate 2, be properly oriented, so can be because of installment state does not change position with respect to the other side's parts 7 of speaker member 6, the result can prevent the tonequality of speaker member 6 and the deviation of acoustic pressure.
In addition, each formation of the present invention is not limited to above-mentioned execution mode, can carry out numerous variations in the technical scope that does not exceed aim of the present invention.For example, in the present invention, hydrophobic thin plate 32 is set on liner 3, but under the situation that does not need waterproof, also can omits.
In addition, the material of liner 3 is not limited to above-mentioned material, also can adopt rubber, elastomeric material etc. to have sealing and flexible multiple material.
Claims (5)
1. speaker member, it is the speaker member that is suitable on the installed surface (72) that crimping is installed in the other side's parts (7), underframe (1) and cover plate (2) are bonded with each other, constitute flat casing (10), inside in this shell (10), the drive unit that is equipped with oscillating plate (5) and this oscillating plate (5) is vibrated, the peripheral part of shell (10) is by the liner (3) of ring-type, be crimped on the described installed surface (72), it is characterized in that:
Peripheral part in described underframe (1), formation is from the peripheral part of described cover plate (2) flange (15) of outstanding ring-type laterally, on this flange (15), with the subtend face of described installed surface (72) on form liner face (16) be set, be provided with at this liner described liner (3) is set on the face (16), on described cover plate (2), with the subtend face of described installed surface (72) on, formation is suitable for being crimped on the pressure contact portion on the installed surface (72), described liner is provided with face (16) and is located at than described pressure contact portion on the position that the direction away from described installed surface (72) retreats, be crimped on state on the described installed surface (72) with the pressure contact portion of described cover plate (2), described liner (3) is provided with face (16) and installed surface (72) extruding compression by described liner.
2. speaker member as claimed in claim 1 is characterized in that:
Described liner is provided with face (16), be located at than described pressure contact portion with predetermined distance h on the position that the direction away from described installed surface (72) retreats, described liner (3) has the thickness T greater than described predetermined distance h being crimped under described installed surface (72) free state before.
3. speaker member as claimed in claim 1 or 2 is characterized in that:
Described drive unit is by being installed in coil (41) on the described oscillating plate (5), being located at magnetic generating unit (40) formation on the bottom surface (12) of described underframe (1) with described coil (41) subtend ground.
4. as any one described speaker member in the claim 1～3, it is characterized in that:
Described cover plate (2) has: flat central par (23), surround to described installed surface (72) from this central authorities par (23) side-prominently the periphery par (22) of the ring-type of this central authorities par (23), mutually link the ring-type of central par (23) and periphery par (22) inclined wall portion (24), be darted at the foot (25) of the ring-type on the neighboring of periphery par (22)
Form described pressure contact portion by this periphery par (22), this foot (25) is fixed on the bottom surface (14) of underframe (1), simultaneously between the bottom surface (14) of this foot (25) and underframe (1), and the peripheral part of the described oscillating plate of clamping (5).
5. as any one described speaker member in the claim 1～4, it is characterized in that:
On the surface of described liner (3), the hydrophobic thin plate (32) on the surface that covers cover plate (2) is set, and is installed on the described installed surface (72) via this hydrophobic thin plate (32).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004234702A JP4404721B2 (en) | 2004-08-11 | 2004-08-11 | Speaker unit |
| JP2004234702 | 2004-08-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1735279A true CN1735279A (en) | 2006-02-15 |
| CN100542333C CN100542333C (en) | 2009-09-16 |
Family
ID=36031850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100859529A Expired - Fee Related CN100542333C (en) | 2004-08-11 | 2005-07-21 | Speaker member |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4404721B2 (en) |
| CN (1) | CN100542333C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075672A (en) * | 2009-11-09 | 2011-05-25 | 索尼公司 | Electronic device |
| CN106686506A (en) * | 2017-02-24 | 2017-05-17 | 上海与德信息技术有限公司 | Loudspeaker |
| CN109040923A (en) * | 2018-08-13 | 2018-12-18 | 上海创功通讯技术有限公司 | Welding bell group and mobile terminal containing it |
| CN110572494A (en) * | 2019-09-16 | 2019-12-13 | Oppo广东移动通信有限公司 | Screen assembly and electronic equipment |
| CN111556414A (en) * | 2019-01-03 | 2020-08-18 | 易音特电子株式会社 | High water pressure water-proof micro loudspeaker |
-
2004
- 2004-08-11 JP JP2004234702A patent/JP4404721B2/en not_active Expired - Fee Related
-
2005
- 2005-07-21 CN CNB2005100859529A patent/CN100542333C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075672A (en) * | 2009-11-09 | 2011-05-25 | 索尼公司 | Electronic device |
| CN106686506A (en) * | 2017-02-24 | 2017-05-17 | 上海与德信息技术有限公司 | Loudspeaker |
| CN109040923A (en) * | 2018-08-13 | 2018-12-18 | 上海创功通讯技术有限公司 | Welding bell group and mobile terminal containing it |
| CN111556414A (en) * | 2019-01-03 | 2020-08-18 | 易音特电子株式会社 | High water pressure water-proof micro loudspeaker |
| CN111556414B (en) * | 2019-01-03 | 2021-07-23 | 易音特电子株式会社 | High water pressure water-proof micro loudspeaker |
| US11102573B2 (en) | 2019-01-03 | 2021-08-24 | Em-Tech Co., Ltd. | High-water pressure waterproof microspeaker |
| CN110572494A (en) * | 2019-09-16 | 2019-12-13 | Oppo广东移动通信有限公司 | Screen assembly and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006054667A (en) | 2006-02-23 |
| CN100542333C (en) | 2009-09-16 |
| JP4404721B2 (en) | 2010-01-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1230027C (en) | Voice generator | |
| CN1248526C (en) | Composite loudspeaker for portable communication apparatus | |
| CN1214691C (en) | Piezo-electric acoustical component and its making method | |
| KR100488619B1 (en) | Piezoelectric type electro-acoustic transducer | |
| CN1218550C (en) | Piezoelectric electroacoustic transducer and its manufacturing method | |
| CN1205839C (en) | Magnetic path of miniature loudspeaker | |
| CN1201633C (en) | Capacitance microphone and method for making same | |
| CN1898939A (en) | Bone-conduction handset | |
| CN1735279A (en) | Speaker member | |
| CN1764326A (en) | Speaker apparatus using display window | |
| CN1838836A (en) | Miniature multi-loudspeaker module | |
| CN1843057A (en) | Speaker | |
| CN1620189A (en) | Acoustic apparatus | |
| CN1658708A (en) | Multifunction speaker | |
| CN1838833A (en) | Mounting structure for an electroacoustic transducer | |
| US20090290744A1 (en) | Electronic device with a speaker | |
| CN1476734A (en) | Speaker, speaker module, and electronic equipment using speaker module | |
| CN102300146A (en) | Electroacoustic transducer | |
| CN1698398A (en) | Loudspeaker | |
| CN1969588A (en) | Electroacoustic transducer and electronic device using the same | |
| CN101061746A (en) | Speaker | |
| CN1757260A (en) | Multifunctional actuator and mobile terminal | |
| CN102300134B (en) | Electroacoustic transducer | |
| CN1242645C (en) | Voice generator | |
| CN1943271A (en) | Speaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20160721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |