CN202907167U - Loudspeaker device - Google Patents
Loudspeaker device Download PDFInfo
- Publication number
- CN202907167U CN202907167U CN 201220500555 CN201220500555U CN202907167U CN 202907167 U CN202907167 U CN 202907167U CN 201220500555 CN201220500555 CN 201220500555 CN 201220500555 U CN201220500555 U CN 201220500555U CN 202907167 U CN202907167 U CN 202907167U
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- CN
- China
- Prior art keywords
- housing
- conducting strip
- installed surface
- speaker unit
- electrically connected
- 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 - Lifetime
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a loudspeaker device. The loudspeaker device comprises a casing body, a vibration system and a magnetic circuit system and an electrical connector, wherein the vibration system and the magnetic circuit system are fixed in the casing body. The vibration system comprises a flat hearing aid voice coil. The electrical connector comprises conductive sheets. The casing body comprises an upper side and an installation side which is used for the installation of the conductive sheets. The installation side and the upper side form a step-shaped structure. The casing body between the upper side and the installation side form a side wall. The casing body is rectangular. The two conductive sheets which are electrically connected with the hearing aid voice coil are arranged on angle parts of the installation side. Avoiding parts of fillet structure are arranged on the positions, which are corresponding to the conductive sheets, of angle parts of the side wall. Strengthening parts of fillet structure are arranged on the positions, which are not corresponding to the conductive sheets, of angle parts of the side wall. The radius of each avoiding part fillet is smaller than the radius of each strengthening part fillet. The structure can increase the area of pads, thus the combining area of the pads and a lead is increased, and the product yield is improved.
Description
Technical field
The utility model relates to the electroacoustic field, is specifically related to a kind of speaker unit.
Background technology
Speaker unit comprises housing in the prior art, is incorporated into vibrational system and the magnetic circuit system of enclosure interior, and the electrical connector that is electrically connected speaker unit internal circuit and external circuit.Vibrational system comprises flat listening help circle voice coil loudspeaker voice coil, and the lead-in wire of listening help circle is electrically connected with electrical connector, and electrical connector generally includes the pad that is exposed on the housing, and the lead-in wire of listening help circle and pad are electrically connected by spot welding or the mode that is coated with conducting resinl.
Often area is less but be exposed to pad on the housing in the prior art, and the combinable area of the lead-in wire of listening help circle and pad is less, and it is unstable to cause easily lead-in wire to be electrically connected with pad, causes the bad of product.Therefore, be necessary the speaker unit of traditional structure is improved, to avoid defects.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of speaker unit, can increase the area of pad, improves the rate of finished products of product.
To achieve these goals, the utility model provides a kind of speaker unit, comprises housing, is fixed in vibrational system and the magnetic circuit system of described enclosure interior, and the electrical connector that is electrically connected internal circuit and external circuit; Described vibrational system comprises the listening help circle of flat, wherein, described electrical connector comprises conducting strip, the installed surface that described housing comprises upper side and described conducting strip is installed, described installed surface and described upper side form step-like structure, and the housing between described upper side and the described installed surface forms sidewall; Described housing is rectangle, two described conducting strips that are electrically connected described listening help circle are arranged at the bight of described installed surface, described sidewall bight is provided with the section that dodges of rounding structure corresponding to the position of described conducting strip, the described sidewall bight not position of corresponding described conducting strip is provided with the rib of rounding structure, and the described radius of section's rounding of dodging is less than the radius of described rib rounding.
In addition, preferably scheme is, described conducting strip is combined with described housing injection moulding, and described conducting strip comprises the pad that is exposed to described installed surface, and described pad is positioned at the bight of described installed surface.
In addition, preferred scheme is, described listening help circle is installed on the described installed surface, and the lead-in wire of described listening help circle is electrically connected with described pad on being positioned at described installed surface.
In addition, preferably scheme is, described listening help circle is rectangular configuration, and the bight of described listening help circle is provided with the chamfering structure of dodging described pad, and described chamfering structure is rounding structure or bevelling structure.
In addition, preferably scheme is, described speaker unit comprises peripheral frame, and described peripheral frame comprises the first housing, the second housing and the 3rd housing of successively combination, described the 3rd housing is provided with described installed surface and described upper side, and described the 3rd housing is combined with described conducting strip injection moulding.
In addition, preferably scheme is, described electrical connector comprises conducting strip and the spring that is electrically connected with described conducting strip, and described conducting strip and described spring are electrically connected by the mode that is coated with conducting resinl or thermofussion welding.
Compare with traditional structure after adopting technique scheme, the utility model is provided with the section that dodges of rounding structure corresponding to the position of pad on housing sidewall, and the radius of dodging section's rounding is less, this structure can increase the area of pad, thereby increased the bonded area of pad and lead-in wire, improved the rate of finished products of product.
Description of drawings
By below in conjunction with accompanying drawing present embodiment being described, above-mentioned feature of the present utility model and technological merit will become apparent and understand easily.
Fig. 1 is the explosive view of the utility model speaker unit.
Fig. 2 is the stereogram of the utility model speaker unit.
Fig. 3 is the cutaway view of the utility model speaker unit.
Fig. 4 is the perspective view of the utility model the 3rd housing unit.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done further detailed description.
As shown in Figure 1 to Figure 3, speaker unit comprises peripheral frame, is incorporated into the loudspeaker monomer of peripheral frame inside, and the electrical connector that is electrically connected speaker unit internal circuit and external circuit.Peripheral frame comprises the first housing 11, the second housing 12 and the 3rd housing 13 of successively combination.Loudspeaker monomer involving vibrations system and magnetic circuit system, wherein vibrational system comprises vibrating diaphragm 21 and is incorporated into the vibrating voice coil 22 of vibrating diaphragm 21 downsides, and the listening help circle 4 with hearing aid effect; Magnetic circuit system comprises washer 31, magnet 32 and the basin frame 33 of successively combination.
Electrical connector comprises four independently conducting end, is electrically connected with two lead-in wires of vibrating voice coil 22 and two lead-in wires of listening help circle 4 respectively; The utility model electrical connector comprises conducting strip 51 and the spring 52 that is electrically connected with conducting strip 51, and wherein conducting strip 51 and spring 52 are four independently structures, and conducting strip 51 is electrically connected with vibrating voice coil 21 or listening help circle 4 simultaneously.Wherein, conducting strip 51 and the 3rd housing 13 be by injection moulding mode secure bond, merges by the mode fixed knot that is coated with conducting resinl or thermofussion welding between spring 52 and the conducting strip 51 and realize being electrically connected.
In addition, the 3rd housing 13 is provided with the upper side with the second housing 12 secure bond, as shown in Figure 3, is provided with installed surface 130 at upper side away from a side of the second housing 12, form step-like structure between installed surface 130 and the upper side, form sidewall 131 between upper side and the installed surface 130.Present embodiment the 3rd housing 13 is rectangle, and wherein, conducting strip 51 is combined with 13 injection mouldings of the 3rd housing and is formed the pad 511 that is exposed to installed surface 130 at installed surface 130 afterwards, and pad 511 is positioned at the bight of the installed surface 130 of rectangle, as shown in Figure 4.
In addition, sidewall 131 bights are provided with the 131a of the section that dodges of rounding structure corresponding to the position of pad 511, and the position that sidewall 131 bights do not arrange pad 511 is provided with the rib 131b of rounding structure.Need to prove, dodge the radius of the 131a of section rounding less than the radius of rib 131b rounding.Thisly dodge the less design of section's 131 rounding radiuses and can increase as much as possible the area that conducting strip 51 is exposed to installed surface 130, namely can increase as much as possible the area of pad 511; The radius of rib 131b rounding can increase more greatly the volume of the 3rd housing 13, thereby improves the intensity of peripheral frame.
In addition, listening help circle 4 is the flat structure of rectangle, is installed on the installed surface 130, and the pad 511 on two lead-in wires of listening help circle 4 and the installed surface 130 is electrically connected by spot welding or the mode that is coated with conducting resinl.The bight of listening help circle 4 is provided with the section that dodges 41 of chamfering structure, dodges section 41 and can dodge pad 511, makes the lead-in wire realization of listening help circle 4 and being electrically connected of pad 511.Wherein, dodge section 41 and can be the structure of bevelling or rounding, in order to simplify production technology, four shapes of dodging section 41 in listening help circle 4 bights are consistent.
This structure can increase the area of pad 511, thereby increases pad 511 and the bonding area that listening help circle goes between, and has improved the finished product of product.
Under above-mentioned instruction of the present utility model; those skilled in the art can carry out on the basis of above-described embodiment other improvement and distortion; and these improvement and distortion; all drop in the protection range of the present utility model; those skilled in the art should be understood that; above-mentioned specific descriptions are just better explained the purpose of this utility model, and protection range of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. a speaker unit comprises housing, is fixed in vibrational system and the magnetic circuit system of described enclosure interior, and the electrical connector that is electrically connected internal circuit and external circuit; Described vibrational system comprises the listening help circle of flat, it is characterized in that,
Described electrical connector comprises conducting strip, the installed surface that described housing comprises upper side and described conducting strip is installed, and described installed surface and described upper side form step-like structure, and the housing between described upper side and the described installed surface forms sidewall;
Described housing is rectangle, two described conducting strips that are electrically connected described listening help circle are arranged at the bight of described installed surface, described sidewall bight is provided with the section that dodges of rounding structure corresponding to the position of described conducting strip, the described sidewall bight not position of corresponding described conducting strip is provided with the rib of rounding structure, and the described radius of section's rounding of dodging is less than the radius of described rib rounding.
2. speaker unit according to claim 1 is characterized in that, described conducting strip is combined with described housing injection moulding, and described conducting strip comprises the pad that is exposed to described installed surface, and described pad is positioned at the bight of described installed surface.
3. speaker unit according to claim 2 is characterized in that, described listening help circle is installed on the described installed surface, and the lead-in wire of described listening help circle is electrically connected with described pad on being positioned at described installed surface.
4. speaker unit according to claim 3 is characterized in that, described listening help circle is rectangular configuration, and the bight of described listening help circle is provided with the chamfering structure of dodging described pad, and described chamfering structure is rounding structure or bevelling structure.
5. according to claim 1 to the described speaker unit of 4 arbitrary claims, it is characterized in that, described speaker unit comprises peripheral frame, described peripheral frame comprises the first housing, the second housing and the 3rd housing of successively combination, described the 3rd housing is provided with described installed surface and described upper side, and described the 3rd housing is combined with described conducting strip injection moulding.
6. speaker unit according to claim 5 is characterized in that, described electrical connector comprises conducting strip and the spring that is electrically connected with described conducting strip, and described conducting strip and described spring are electrically connected by the mode that is coated with conducting resinl or thermofussion welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220500555 CN202907167U (en) | 2012-09-28 | 2012-09-28 | Loudspeaker device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220500555 CN202907167U (en) | 2012-09-28 | 2012-09-28 | Loudspeaker device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202907167U true CN202907167U (en) | 2013-04-24 |
Family
ID=48127780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220500555 Expired - Lifetime CN202907167U (en) | 2012-09-28 | 2012-09-28 | Loudspeaker device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202907167U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103391499A (en) * | 2013-07-24 | 2013-11-13 | 歌尔声学股份有限公司 | Loudspeaker module and manufacturing method thereof |
| CN106255017A (en) * | 2016-09-27 | 2016-12-21 | 歌尔股份有限公司 | Speaker module |
| CN110418262A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | Sounding device |
| CN111865015A (en) * | 2020-07-30 | 2020-10-30 | 福州可源电子有限公司 | Coil processing technology |
-
2012
- 2012-09-28 CN CN 201220500555 patent/CN202907167U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103391499A (en) * | 2013-07-24 | 2013-11-13 | 歌尔声学股份有限公司 | Loudspeaker module and manufacturing method thereof |
| CN106255017A (en) * | 2016-09-27 | 2016-12-21 | 歌尔股份有限公司 | Speaker module |
| CN106255017B (en) * | 2016-09-27 | 2022-07-19 | 歌尔股份有限公司 | Loudspeaker module |
| CN110418262A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | Sounding device |
| CN111865015A (en) * | 2020-07-30 | 2020-10-30 | 福州可源电子有限公司 | Coil processing technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: GOERTEK Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |