CN202535532U - Micro speaker and electric device using the same - Google Patents

Micro speaker and electric device using the same Download PDF

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Publication number
CN202535532U
CN202535532U CN2012201360373U CN201220136037U CN202535532U CN 202535532 U CN202535532 U CN 202535532U CN 2012201360373 U CN2012201360373 U CN 2012201360373U CN 201220136037 U CN201220136037 U CN 201220136037U CN 202535532 U CN202535532 U CN 202535532U
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CN
China
Prior art keywords
microspeaker
deformations
housing
conductive part
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
Application number
CN2012201360373U
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Chinese (zh)
Inventor
李运海
宁尚磊
刘光磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goertek Inc
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Goertek Inc
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Publication date
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Priority to CN2012201360373U priority Critical patent/CN202535532U/en
Application granted granted Critical
Publication of CN202535532U publication Critical patent/CN202535532U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a micro speaker. A housing of the micro speaker comprises an upper side surface and a lower side surface. An electrical connection device is an elastic sheet structure, comprising a first deformation portion mounted on one side of the upper side surface of the housing and bended toward an upper side, a second deformation portion mounted on one side of the lower side surface of the housing and bended toward a lower side and a connection portion electrically connecting the first deformation portion and the second deformation portion. The top of the first deformation portion and the bottom of the second deformation portion are respectively provided with a first conductive portion and a second conductive portion. The micro speaker has various assembling modes, thereby raising suitability of assembling of the micro speaker and electric devices. An electric device includes the above micro speaker, a housing, a first sound aperture and a circuit board. The first conductive portion and the second conductive portion of the micro speaker are electrically connected with the circuit board. By using the electric device of the micro speaker, design requirements of the electric device are beneficial to realize.

Description

Microspeaker and use the electronic installation of this Microspeaker
Technical field
The utility model relates to electricity field, is specifically related to a kind of Microspeaker, and uses the electronic installation of this Microspeaker.
Background technology
The fixedly housing of vibrational system is accommodated by Microspeaker involving vibrations system, and the electrical connector that is electrically connected internal circuit and external circuit.Vibrational system comprises vibrating diaphragm and is incorporated into the voice coil loudspeaker voice coil of vibrating diaphragm downside, and housing comprises the upper side that combines with vibrating diaphragm and the downside relative with upper side.Electrical connector comprises the conductive part that is electrically connected with external circuit, and in the prior art, conductive part is arranged at the downside surface of housing usually.The mode of assembling is single during the assembling of the Microspeaker of this structure and the electronic installation at terminal, can not adjust the position of Microspeaker in electronic installation flexibly, is unfavorable for improving the suitability that Microspeaker and different electronic installations assemble.
Moreover; The electronic installations such as mobile phone of Microspeaker are installed for needs; The installation site of Microspeaker need be decided according to the inner space of electronic installation; The Microspeaker that mounting means is single is not unfavorable for the pool allotment of electronic installation inner space components and parts etc., makes electronic installation be difficult to reach to some performance, like the requirement to product thickness, size etc.
Therefore, be necessary the Microspeaker of said structure and use the electronic installation of this Microspeaker to improve, to avoid above-mentioned defective.
The utility model content
The utility model technical problem to be solved provides a kind of Microspeaker and uses the electronic installation of this Microspeaker; Can make the fit of Microspeaker and electronic installation have diversity; Thereby improved the suitability that Microspeaker and electronic installation are installed, and helped realizing the design requirement of electronic installation.
To achieve these goals, the utility model provides a kind of Microspeaker, and the housing of fixing said vibrational system is accommodated by the involving vibrations system, and electrical connector; Said vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that is incorporated into said vibrating diaphragm downside, and said housing comprises the upper side of the said vibrating diaphragm of secure bond and the downside that deviates from said uper side surface, wherein,
Said electrical connector is the flexure strip structure, comprises first deformations of a side that is positioned at said housing upper side, is positioned at second deformations of said housing downside one side, and the connecting portion that is electrically connected said first deformations and said second deformations; Said first deformations is the bent structure of lateral bending that makes progress; Said second deformations is the bent structure of downward lateral bending, and the bottom of the top of said first deformations and said second deformations is respectively equipped with first conductive part and second conductive part that is used for being electrically connected with external circuit.
In addition, preferably scheme is, said electrical connector comprises the internal pads that is electrically connected with the lead-in wire of said voice coil loudspeaker voice coil, and said internal pads is electrically connected with said first deformations and said second deformations simultaneously.
In addition, preferably scheme is, also comprises the protecgulum that is incorporated into said vibrating diaphragm upside, and said first conductive part is higher than the plane at place, said protecgulum top, and said second conductive part is lower than the plane at place, said housing bottom.
In addition, preferably scheme is, said housing is a rectangular configuration, and the both sides of said housing minor axis are provided with the installation portion that said electrical connector is installed.
In addition, preferred scheme is that said electrical connector combines with said housing injection moulding.
A kind of electronic installation, wherein, said electronic installation comprises said Microspeaker; Said electronic installation also comprises shell, is arranged at first hole on the said shell, and is positioned at said enclosure and over against the wiring board in said first hole; First conductive part of wherein said Microspeaker or second conductive part are electrically connected with said wiring board.
In addition; Preferred scheme is; Said Microspeaker is incorporated into the side of said wiring board away from said first hole; Said first conductive part is electrically connected with said wiring board, and is provided with over against the position in said first hole on the said wiring board and expects the rising tone hole that forms, and said vibrating diaphragm is provided with over against said rising tone hole.
In addition, preferably scheme is, said Microspeaker is incorporated into the side of said wiring board near said first hole, and said second conductive part is electrically connected with said wiring board, and said vibrating diaphragm is provided with over against said first hole.
After adopting technique scheme; Compare with traditional structure; The utility model is provided with first conductive part and second conductive part respectively on the upper side of housing and downside; Make the fit of Microspeaker and electronic installation have diversity, thereby improved the suitability of Microspeaker and electronic installation assembling, and help realizing the electronic installation design requirement.
Description of drawings
Through below in conjunction with accompanying drawing present embodiment being described, above-mentioned characteristic of the utility model and technological merit will become apparent and understand easily.
Fig. 1 is the three-dimensional decomposition texture sketch map of the utility model Microspeaker.
Fig. 2 is the perspective view one of the utility model Microspeaker.
Fig. 3 is the perspective view two of the utility model Microspeaker.
Fig. 4 is the perspective view of the utility model electrical connector.
Fig. 5 is the side structure sketch map of the utility model Microspeaker.
Fig. 6 is the structural representation of the utility model electronic installation.
Fig. 7 is the A-A cross-sectional view of electronic installation shown in Figure 6.
Fig. 8 is the Microspeaker of the another kind of scheme of the utility model and the structural representation after the electronic installation assembling.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further detailed description.
Like Fig. 1 to shown in Figure 5, Microspeaker involving vibrations system, magnetic circuit system, and accommodate the fixedly housing 12 of vibrational system and magnetic circuit system.Vibrational system comprises vibrating diaphragm 21 and the voice coil loudspeaker voice coil 22 that is incorporated into vibrating diaphragm 21 downsides, and housing 12 comprises and the upper side of vibrating diaphragm 21 secure bond and the downside relative with upper side.Magnetic circuit system comprises washer 31, magnet 32 and the basin frame 33 that combines successively, and magnetic circuit system is accommodated fixing by housing 12, and magnetic circuit system forms the magnetic gap of accommodating voice coil loudspeaker voice coil 22.Protecgulum 11 is incorporated into the upside of vibrating diaphragm 21, with the housing 12 common peripheral frame that form Microspeaker.
In addition, Microspeaker also comprises the electrical connector 4 that is electrically connected Microspeaker internal circuit and external circuit, and the utility model electrical connector 4 and housing 12 are through injection moulding mode secure bond.Present embodiment electrical connector 4 is the flexure strip structure; Be independence and two parts symmetrical; Every part includes first deformations 41 and second deformations 42 that is positioned at housing 12 downsides that is positioned at housing 12 upper sides; Wherein first deformations 41 and second deformations 42 all can be used for and being electrically connected of external circuit, like Fig. 2 to shown in Figure 5; Promptly first deformations 41 and vibrating diaphragm 21 are positioned at the same side of housing 12, and second deformations 41 is positioned at the same side with the diapire 331 of basin frame 33, as shown in Figures 2 and 3.
First deformations 41 is electrically connected through connecting portion 43 with second deformations 42, and internal pads 44 is used for being electrically connected with the lead-in wire of voice coil loudspeaker voice coil 22, and is as shown in Figure 3.The electrical connector 4 of this structure, internal pads 44 is electrically connected with first deformations 41 and second deformations 42 simultaneously, promptly all can control the signal of telecommunication in the voice coil loudspeaker voice coil 22 separately through the signal of telecommunication on first deformations 41 or second deformations 42.
In addition, first deformations 41 is the bent structure of lateral bending that makes progress, and second deformations 42 is the bent structure of downward lateral bending; The top of first deformations 41 is provided with first conductive part 411 that is used for being electrically connected with external circuit; The bottom of second deformations 42 is provided with second conductive part, 421, the first conductive parts 411 that are electrically connected with external circuit all can directly contact the realization electrical connection with second conductive part 421 with external circuit; Wherein first conductive part 411 is higher than the plane at place, protecgulum 11 tops; Second conductive part 421 is lower than the plane at housing 12 low sides place; Like Fig. 2, Fig. 3 and shown in Figure 5, this structure helps realizing that first conductive part 411 contacts with the direct of external circuit with second conductive part 421.
In the present embodiment, housing 12 is rectangular configuration, and is as depicted in figs. 1 and 2, and electrical connector 4 secure bond are on the minor axis of housing 12, and housing 12 upper sides are provided with installation portion 121 near the position at vibrating diaphragm 21 edges, and electrical connector 4 is fixedly installed on the installation portion 121.
In addition, can carry out other improvement, for example: electrical connector 4 is not limited to be installed on the minor axis of housing 12, also can be installed on its major axis; Perhaps housing 12 can all not influence the enforcement of the utility model for other shapes such as circle, racetrack or ellipses yet, all can realize above-mentioned purpose.
Fig. 6 is the structural representation of the utility model electronic installation; Fig. 7 is the A-A cross-sectional view (being the structural representation after the assembling of Microspeaker and electronic installation) of electronic installation shown in Figure 6; Like Fig. 6 and shown in Figure 7; Electronic installation comprises shell 10, and shell 10 is provided with 20, the first holes 20, first hole and need be communicated with the sound that makes Microspeaker with vibrating diaphragm 21 and can spreads out of through sound hole 20.
Electronic installation inside is provided with wiring board 6; As shown in the figure, wiring board 6 is provided with over against first hole 20, and this programme Microspeaker is arranged at the side that wiring board 6 deviates from first hole 20; First conductive part 411 is electrically connected with wiring board 6, and vibrating diaphragm 21 is arranged at over against the position in first hole 20; In addition, be provided with over against the position in first hole 20 on the wiring board 6 and expect the rising tone hole 20 ' that forms, rising tone hole 20 ' makes the front side of vibrating diaphragm 21 be connected with first hole 20, thereby sound can be spread out of through first hole 20.The circuit communication of part is not removed to expect in first conductive part 411 and the 20 ' both sides, wiring board 6 rising tone holes on first deformations, 41 tops, thereby can be through the signal of telecommunication in first conductive part, the 411 control voice coil loudspeaker voice coils 22.
Fig. 8 is the Microspeaker of the another kind of scheme of the utility model and the structural representation after the electronic installation assembling, and as shown in Figure 8, this programme Microspeaker is arranged at the side of wiring board 6 near first hole 20.The vibrating diaphragm 21 of Microspeaker is provided with over against first hole 20, and second conductive part 421 of second deformations, 42 bottoms is electrically connected with wiring board 6, can make Microspeaker work through the signal of telecommunication in second conductive part, the 421 control voice coil loudspeaker voice coils 22.
The design that the two sides of this Microspeaker has first conductive part 411 and second conductive part 421 respectively can be provided with the position of Microspeaker in electronic installation flexibly; Thereby different fit can be arranged with a Microspeaker; And can be applied in the Different products, thereby improve the suitability of Microspeaker and electronic installation installation.Adopt the electronic installation of this Microspeaker, in the allocation process of electronic installation inner member position, can have more allotment to select, thereby help realizing the demand of electronic installation for particular design such as thickness, sizes.
Under the above-mentioned instruction of the utility model; Those skilled in the art can be in his improvement of the basic enterprising Xingqi of the foregoing description and distortion; And these improvement and distortion all drop in the protection range of the utility model, and those skilled in the art should be understood that; Above-mentioned specific descriptions are just better explained the purpose of the utility model, and the protection range of the utility model is limited claim and equivalent thereof.

Claims (8)

1. Microspeaker, the housing of fixing said vibrational system and electrical connector are accommodated by the involving vibrations system; Said vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that is incorporated into said vibrating diaphragm downside, and said housing comprises the upper side of the said vibrating diaphragm of secure bond and the downside that deviates from said uper side surface, it is characterized in that,
Said electrical connector is the flexure strip structure, comprises first deformations of a side that is positioned at said housing upper side, is positioned at second deformations of said housing downside one side, and the connecting portion that is electrically connected said first deformations and said second deformations; Said first deformations is the bent structure of lateral bending that makes progress; Said second deformations is the bent structure of downward lateral bending, and the bottom of the top of said first deformations and said second deformations is respectively equipped with first conductive part and second conductive part that is used for being electrically connected with external circuit.
2. Microspeaker according to claim 1 is characterized in that said electrical connector comprises the internal pads that is electrically connected with the lead-in wire of said voice coil loudspeaker voice coil, and said internal pads is electrically connected with said first deformations and said second deformations simultaneously.
3. Microspeaker according to claim 2 is characterized in that, also comprises the protecgulum that is incorporated into said vibrating diaphragm upside, and said first conductive part is higher than the plane at place, said protecgulum top, and said second conductive part is lower than the plane at said housing bottom place.
4. Microspeaker according to claim 3 is characterized in that, said housing is a rectangular configuration, and the both sides of said housing minor axis are provided with the installation portion that said electrical connector is installed.
5. Microspeaker according to claim 4 is characterized in that, said electrical connector combines with said housing injection moulding.
6. an electronic installation is characterized in that, said electronic package contains right and requires the described Microspeaker of 1 to 5 arbitrary claim; Said electronic installation also comprises shell, is arranged at first hole on the said shell, and is positioned at said enclosure and over against the wiring board in said first hole; First conductive part of wherein said Microspeaker or second conductive part are electrically connected with said wiring board.
7. electronic installation according to claim 6; It is characterized in that; Said Microspeaker is incorporated into the side of said wiring board away from said first hole; Said first conductive part is electrically connected with said wiring board, and is provided with over against the position in said first hole on the said wiring board and expects the rising tone hole that forms, and said vibrating diaphragm is provided with over against said rising tone hole.
8. electronic installation according to claim 6; It is characterized in that; Said Microspeaker is incorporated into the side of said wiring board near said first hole, and said second conductive part is electrically connected with said wiring board, and said vibrating diaphragm is provided with over against said first hole.
CN2012201360373U 2012-03-31 2012-03-31 Micro speaker and electric device using the same Expired - Lifetime CN202535532U (en)

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Application Number Priority Date Filing Date Title
CN2012201360373U CN202535532U (en) 2012-03-31 2012-03-31 Micro speaker and electric device using the same

Publications (1)

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CN202535532U true CN202535532U (en) 2012-11-14

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102625216A (en) * 2012-03-31 2012-08-01 歌尔声学股份有限公司 Micro loudspeaker and electronic device utilizing same
CN105407438A (en) * 2015-12-31 2016-03-16 歌尔声学股份有限公司 Loudspeaker module set
CN110708643A (en) * 2019-09-28 2020-01-17 歌尔股份有限公司 Sound production device and electronic equipment

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102625216A (en) * 2012-03-31 2012-08-01 歌尔声学股份有限公司 Micro loudspeaker and electronic device utilizing same
CN102625216B (en) * 2012-03-31 2015-01-21 歌尔声学股份有限公司 Micro loudspeaker and electronic device utilizing same
CN105407438A (en) * 2015-12-31 2016-03-16 歌尔声学股份有限公司 Loudspeaker module set
WO2017113558A1 (en) * 2015-12-31 2017-07-06 歌尔声学股份有限公司 Loudspeaker module
US10237659B2 (en) 2015-12-31 2019-03-19 Goertek Inc. Loudspeaker module
CN105407438B (en) * 2015-12-31 2019-08-02 歌尔股份有限公司 Loudspeaker mould group
CN110708643A (en) * 2019-09-28 2020-01-17 歌尔股份有限公司 Sound production device and electronic equipment

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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: 20121114