CN203378030U - A sound-emitting apparatus - Google Patents
A sound-emitting apparatus Download PDFInfo
- Publication number
- CN203378030U CN203378030U CN201320425738.3U CN201320425738U CN203378030U CN 203378030 U CN203378030 U CN 203378030U CN 201320425738 U CN201320425738 U CN 201320425738U CN 203378030 U CN203378030 U CN 203378030U
- Authority
- CN
- China
- Prior art keywords
- sound
- depressed part
- lower cover
- magnetic sheet
- producing device
- 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.)
- Expired - Fee Related
Links
- 239000003292 glue Substances 0.000 claims abstract description 24
- 230000000994 depressogenic effect Effects 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a sound-emitting apparatus comprising a top cover, a bottom cover, a basin stand, and a sound-emitting single body. The basin stand is provided with a containing space and is arranged between the top cover and the bottom cover. The sound-emitting single body is arranged in the containing space. The sound-emitting single body comprises a magnetic circuit system equipped with a magnetic plate and a vibration system equipped with a vibrating diaphragm. The magnetic plate is equipped with a sidewall in parallel with the vibration direction of the vibrating diaphragm. The bottom cover is provided with a through hole for containing the magnetic plate. The bottom cover is equipped with a body portion and a first recessed portion recessed from the body portion to the direction of the top cover. The first recessed portion is arranged on the inner edge of the bottom cover. The first recessed portion and the sidewall of the magnetic plate are abutted to form a glue containing groove. The sound-emitting apparatus is capable of increasing the performance of products.
Description
[technical field]
The utility model relates to a kind of sound-producing device, specifically refers to a kind of extra-thin sound-producing device.
[background technology]
For miniaturization, the multifunction development that adapts to various stereo sets and information communication device, the sound-producing device used in this kind equipment is in requisition for more being tending towards miniaturization, and compacter with coordinating of described other elements of sound-producing device periphery, particularly along with the lightening growth requirement of mobile phone, the sound-producing device that wherein used, not only require miniaturization, more require high pitch materialization and stereo etc.
A kind of sound-producing device relevant to the utility model, it comprises upper cover, lower cover, the basin frame that is provided with receiving space between upper cover and lower cover and be placed in receiving space in the sounding monomer, described sounding monomer comprises the magnetic circuit system that is provided with magnetic sheet and the vibrational system that is provided with vibrating diaphragm, described magnetic sheet is provided with the sidewall of the direction of vibration that is parallel to described vibrating diaphragm, be covered with the through hole of accommodating described magnetic sheet under described, described magnetic sheet is between tabular and described magnetic sheet and lower cover and is provided with gap, in assembling process, when between lower cover and magnetic sheet, utilizing glue bonding, glue easily flows into magnetic circuit system, affect the performance of product, glue also easily overflows to the outside of product, thereby affect the outward appearance of product.
Therefore, be necessary to provide a kind of novel sound-producing device to solve the problems referred to above.
[utility model content]
The purpose of this utility model is to provide a kind of sound-producing device that can improve the performance of product.
The technical solution of the utility model is as follows: a kind of sound-producing device, it comprises upper cover, lower cover, the basin frame that is provided with receiving space between upper cover and lower cover and be placed in receiving space in the sounding monomer, described sounding monomer comprises the magnetic circuit system that is provided with magnetic sheet and the vibrational system that is provided with vibrating diaphragm, described magnetic sheet is provided with the sidewall of the direction of vibration that is parallel to described vibrating diaphragm, be covered with the through hole of accommodating described magnetic sheet under described, be covered with body under described and the first depressed part to described upper cover direction depression from described body, described the first depressed part is positioned at the inward flange of described lower cover, the sidewall butt of described the first depressed part and described magnetic sheet forms glue groove.
Preferably, described sound-producing device also is provided with the second magnet steel be placed on described magnetic sheet, between the first depressed part of described lower cover and described the second magnet steel, is provided with gap.
Preferably, described lower cover also is provided with the second depressed part to upper cover direction depression from described body, and described the second depressed part is positioned at outward flange and described the second depressed part and the described basin frame butt of described lower cover.
Preferably, described basin sets up the stage portion with described the second depressed part butt
The beneficial effects of the utility model are: due under be covered with recessed the first depressed part to upper cover, the sidewall butt of the first depressed part and magnetic sheet forms glue groove, at lower cover and magnetic sheet when bonding, can be for accommodating glue in glue groove, the sidewall of magnetic sheet can stop that glue enters into magnetic circuit system, affects the performance of product; And the first depressed part can also avoid glue to overflow to the outside of sound-producing device, affects the outward appearance of product.
[accompanying drawing explanation]
The stereogram that Fig. 1 is the utility model sound-producing device;
Fig. 2 is the cutaway view of Fig. 1 along the A-A line;
The three-dimensional exploded view that Fig. 3 is the utility model sound-producing device;
[embodiment]
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, be sound-producing device 100 of the present utility model, it comprises upper cover 10, lower plate, lower cover 20, the basin frame 30 that is provided with receiving space between upper cover 10 and lower cover 20, the sounding monomer in being placed in receiving space 32.
Described sounding monomer involving vibrations system and magnetic circuit system, the voice coil loudspeaker voice coil 42 that vibrational system is provided with vibrating diaphragm 41 and is connected with vibrating diaphragm 41, described vibrating diaphragm 41 comprises ball top 410 and around the ring section 411 of 410 peripheries, described ball top; Magnetic circuit system comprises the magnetic sheet 45 fixing with lower cover 20, is placed in the first magnet steel 440 of magnetic sheet 45 central authorities, around described the first magnet steel 440 and with the first magnet steel 440 produce magnetic gap the second magnet steel 441, be placed in described the first magnet steel 440 upper surfaces the first pole piece 430, produce the second pole piece 431 of magnetic gap around described the first pole piece 430 and with described the first pole piece 430, voice coil loudspeaker voice coil 42 is suspended in magnetic gap, after voice coil loudspeaker voice coil 42 energisings, voice coil loudspeaker voice coil 42 can vibrate under the effect in magnetic circuit system magnetic field, meanwhile, voice coil loudspeaker voice coil 42 drive vibrating diaphragms 41 together vibrate.
In the utility model sound-producing device 100, described lower cover 20 is provided with the through hole 24 of accommodating described magnetic sheet 45, and described lower cover 20 also is provided with body 23 and the first depressed part 21 and the second depressed part 22 to described upper cover 10 direction depressions from body 23, described magnetic sheet 45 is provided with the sidewall 450 of the direction of vibration that is parallel to described vibrating diaphragm 41, described the first depressed part 21 is positioned at the inward flange of described lower cover 20 and sidewall 450 butts of described the first depressed part 21 and described magnetic sheet 45, thus, the first depressed part 21 and the common glue groove that forms of the sidewall 450 of magnetic sheet 45; Described the second depressed part 22 be positioned at described lower cover 20 outward flange and with described basin frame 30 butts, thus, the second depressed part 21 also can form glue groove with basin frame 30.In assembling process, lower cover 20 and magnetic sheet 45 use glue are when bonding, glue can be placed in the glue groove that the sidewall 450 of the first depressed part 21 and magnetic sheet 45 forms, the sidewall 450 of magnetic sheet 45 can stop that glue enters into magnetic circuit system, and can not make glue spill into sound-producing device 100 outsides, affect the outward appearance of product.In addition, between the first depressed part 21 and the second magnet steel 441, be provided with gap, can avoid like this glue between the first depressed part 21 and magnetic sheet 45 to adhere to the second magnet steel 441, thereby affect the performance of product.In above-mentioned utility model sound-producing device 100, described basin frame 30 is provided with the stage portion 31 with the second depressed part 23 butts, same, lower cover 20 and basin frame 30 use glue are when bonding, glue also can be placed in the glue groove of the second depressed part 22 and 30 formation of basin frame, thereby avoid glue to spill into sound-producing device 100 outsides, affect the outward appearance of product.
In addition, described basin frame 30 is provided with phonate hole 33, and the bearing of trend of described phonate hole 33, perpendicular to the direction of vibration of described vibrating diaphragm 41, so just can be realized the side sounding of sound-producing device 100, and the sound-producing device 100 of this kind of structure is convenient to other element and connects.
It should be noted that, for the ease of understanding, added glue 50 in the glue groove in Fig. 2.
Above-described is only execution mode of the present utility model; at this, it should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model creation design; can also make improvement, but these all belong to protection range of the present utility model.
Claims (4)
1. a sound-producing device, it comprises upper cover, lower cover, the basin frame that is provided with receiving space between upper cover and lower cover and be placed in receiving space in the sounding monomer, described sounding monomer comprises the magnetic circuit system that is provided with magnetic sheet and the vibrational system that is provided with vibrating diaphragm, described magnetic sheet is provided with the sidewall of the direction of vibration that is parallel to described vibrating diaphragm, be covered with the through hole of accommodating described magnetic sheet under described, it is characterized in that: be covered with body under described and the first depressed part to described upper cover direction depression from described body, described the first depressed part is positioned at the inward flange of described lower cover, the sidewall butt of described the first depressed part and described magnetic sheet forms glue groove.
2. sound-producing device according to claim 1, it is characterized in that: described sound-producing device also is provided with the second magnet steel be placed on described magnetic sheet, between the first depressed part of described lower cover and described the second magnet steel, is provided with gap.
3. sound-producing device according to claim 2, it is characterized in that: described lower cover also is provided with the second depressed part to upper cover direction depression from described body, and described the second depressed part is positioned at outward flange and described the second depressed part and the described basin frame butt of described lower cover.
4. sound-producing device according to claim 3, it is characterized in that: described basin sets up the stage portion with described the second depressed part butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320425738.3U CN203378030U (en) | 2013-07-17 | 2013-07-17 | A sound-emitting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320425738.3U CN203378030U (en) | 2013-07-17 | 2013-07-17 | A sound-emitting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203378030U true CN203378030U (en) | 2014-01-01 |
Family
ID=49840530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320425738.3U Expired - Fee Related CN203378030U (en) | 2013-07-17 | 2013-07-17 | A sound-emitting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203378030U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566601A (en) * | 2018-05-03 | 2018-09-21 | 歌尔股份有限公司 | sound-producing device |
| WO2020133489A1 (en) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN114245275A (en) * | 2020-12-31 | 2022-03-25 | 歌尔股份有限公司 | Loudspeaker module |
-
2013
- 2013-07-17 CN CN201320425738.3U patent/CN203378030U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566601A (en) * | 2018-05-03 | 2018-09-21 | 歌尔股份有限公司 | sound-producing device |
| WO2019210699A1 (en) * | 2018-05-03 | 2019-11-07 | 歌尔股份有限公司 | Sound production device |
| CN108566601B (en) * | 2018-05-03 | 2020-02-14 | 歌尔股份有限公司 | Sound producing device |
| WO2020133489A1 (en) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN114245275A (en) * | 2020-12-31 | 2022-03-25 | 歌尔股份有限公司 | Loudspeaker module |
| CN114245275B (en) * | 2020-12-31 | 2024-03-29 | 歌尔股份有限公司 | Loudspeaker module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170502 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181109 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20210717 |