CN203193877U - Loudspeaker device - Google Patents

Loudspeaker device Download PDF

Info

Publication number
CN203193877U
CN203193877U CN 201320161397 CN201320161397U CN203193877U CN 203193877 U CN203193877 U CN 203193877U CN 201320161397 CN201320161397 CN 201320161397 CN 201320161397 U CN201320161397 U CN 201320161397U CN 203193877 U CN203193877 U CN 203193877U
Authority
CN
China
Prior art keywords
voice coil
internal diameter
decorative pattern
ball top
vibrating diaphragm
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.)
Active
Application number
CN 201320161397
Other languages
Chinese (zh)
Inventor
伍迪
刘磊
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
Original Assignee
Goertek Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goertek Inc filed Critical Goertek Inc
Priority to CN 201320161397 priority Critical patent/CN203193877U/en
Application granted granted Critical
Publication of CN203193877U publication Critical patent/CN203193877U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a loudspeaker device comprising a vibration system, a magnetic circuit system, a housing, and an electric connection device. The vibration system comprises a diaphragm, a ball top part fixedly disposed on one side of the diaphragm, and a voice coil fixedly disposed on the other side of the diaphragm. An internal diameter of the ball top part is smaller than an internal diameter of the voice coil. The position of the diaphragm, which is corresponding to the fixing position of the ball top part having the internal diameter smaller than that of the voice coil, is provided with a reinforcement pattern, which is connected with the ball top part and the voice coil by the diaphragm. The ball top part is disposed on one end of the reinforcement pattern, and the voice coil is disposed on the other end of the reinforcement pattern. The loudspeaker device is advantageous in that the diaphragm slit generated by the differential between the internal diameters of the ball top part and the voice coil can be filled with the reinforcement pattern, and the diaphragm rigidity of the slit can be improved, therefore the adverse effect of the slit on the high frequency performance of the loudspeaker device can be prevented, and the acoustic performance of the loudspeaker device can be improved.

Description

Speaker unit
Technical field
The utility model relates to the electroacoustic field, especially relates to a kind of Microspeaker device.
Background technology
Along with the expansion in consumer electronics market, consumer electronics products such as a large amount of mobile phones, notebook computer are used widely, and as acoustic element important in the consumer electronics product, the Microspeaker device has demand widely.Along with the raising that people require consumer electronics product, the acoustical behavior of Microspeaker device more and more is subjected to people's attention.
The Microspeaker device, the involving vibrations system, magnetic circuit system, housing and arrangements of electric connection, wherein, vibrational system comprises vibrating diaphragm, the ball top of being fixed in the voice coil loudspeaker voice coil of vibrating diaphragm one side and being fixed in the vibrating diaphragm opposite side.In actual product is used, be subjected to the comprehensive restriction of speaker unit phonate hole size and speaker unit acoustical behavior, ball top internal diameter can appear less than the situation of voice coil loudspeaker voice coil internal diameter.When Microspeaker device ball top internal diameter during less than the voice coil loudspeaker voice coil internal diameter, can produce certain clearance between ball top and the voice coil loudspeaker voice coil on the vibrating diaphragm, the vibrating diaphragm poor rigidity of this interstitial site has a negative impact to the high frequency performance of Microspeaker device, has influenced the acoustical behavior of Microspeaker device.
Therefore, be necessary to propose a kind of improvement, to overcome the above-mentioned defective of Microspeaker device.
The utility model content
Technical problem to be solved in the utility model provides the good speaker unit of a kind of acoustical behavior.
To achieve these goals, the utility model is by the following technical solutions:
A kind of speaker unit, involving vibrations system, magnetic circuit system, housing and arrangements of electric connection; Described vibrational system comprises vibrating diaphragm, is fixed in the ball top of described vibrating diaphragm one side and the voice coil loudspeaker voice coil that is fixed in described vibrating diaphragm opposite side; And: described ball top internal diameter is less than described voice coil loudspeaker voice coil internal diameter, and the corresponding described ball of described vibrating diaphragm top internal diameter is provided with the reinforcement decorative pattern less than the fixed position of described voice coil loudspeaker voice coil internal diameter; Described reinforcement decorative pattern connects described ball top and described voice coil loudspeaker voice coil by described vibrating diaphragm, and described ball top is arranged at described reinforcement decorative pattern one end, and described voice coil loudspeaker voice coil is arranged at the described reinforcement decorative pattern other end.
As a kind of optimized technical scheme, described loud speaker is square structure.
As further preferred, major axis limit, described ball top internal diameter is less than described voice coil loudspeaker voice coil major axis limit internal diameter, and described reinforcement decorative pattern correspondence is arranged at described vibrating diaphragm major axis limit, described reinforcement decorative pattern and vertical setting the in described major axis limit; Minor axis limit, described ball top internal diameter is less than described voice coil loudspeaker voice coil minor axis limit internal diameter, and described reinforcement decorative pattern correspondence is arranged at described vibrating diaphragm minor axis limit, described reinforcement decorative pattern and vertical setting the in described minor axis limit; Described ball top arc angle part internal diameter is less than described voice coil loudspeaker voice coil arc angle part internal diameter, and described reinforcement decorative pattern correspondence is arranged at described arc angle part, and described reinforcement decorative pattern prolongs described arc angle and radially arranges.
As a kind of optimized technical scheme, described loud speaker is circular configuration, and described ball top internal diameter is less than described voice coil loudspeaker voice coil internal diameter, and described reinforcement decorative pattern prolongs described circular configuration and radially arranges.
The utility model speaker unit, ball top internal diameter is provided with the reinforcement decorative pattern less than the position of voice coil loudspeaker voice coil internal diameter on the vibrating diaphragm, the reinforcement decorative pattern is connected the ball top by vibrating diaphragm with voice coil loudspeaker voice coil, strengthened owing to the rigidity of ball top internal diameter less than the vibrating diaphragm interstitial site of voice coil loudspeaker voice coil internal diameter generation, improve the therefore high frequency performance of the speaker unit of gap affects, improved the acoustical behavior of speaker unit.
Description of drawings
Fig. 1 is the utility model speaker unit embodiment explosive view.
Fig. 2 is speaker unit side sectional view shown in Figure 1.
Fig. 3 is Fig. 2 I part enlarged drawing.
Fig. 4 is speaker unit vibrational system vertical view shown in Figure 1.
Fig. 5 is speaker unit vibrational system upward view shown in Figure 1.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model speaker unit concrete structure in detail.
As depicted in figs. 1 and 2, the utility model speaker unit comprises the housing of being made up of protecgulum 11 and shell 12, arrangements of electric connection 6, and accommodate magnetic circuit system and the vibrational system that is fixed in the described housing.Magnetic circuit system comprises magnet 52, washer 51 and basin frame 53; Washer 51 is fixed in magnet 52 near protecgulum 11 1 sides, and basin frame 53 comprises bottom and sidewall, and magnet 52 is accommodated with washer 51 and is fixed in the basin frame 53, and magnet 52 forms magnetic gap with washer 51 structure combining and basin frame 53 sidewalls.Vibrational system comprises vibrating diaphragm 3, ball top 2 and voice coil loudspeaker voice coil 4; Vibrating diaphragm 3 is fixed near protecgulum 11 1 sides in ball top 2, and voice coil loudspeaker voice coil 4 is fixed in vibrating diaphragm 3 away from protecgulum 11 1 sides.The utility model speaker unit, voice coil loudspeaker voice coil 4 is arranged in the magnetic circuit system magnetic gap, voice coil loudspeaker voice coil 4 is electrically connected with external electronic circuits by arrangements of electric connection 6, the signal of telecommunication of external electronic circuits is input in the voice coil loudspeaker voice coil 4, electric current changes makes the voice coil loudspeaker voice coil 4 that is positioned at magnetic gap be subjected to magnetic field force, voice coil loudspeaker voice coil 4 up-down vibration drive vibrating diaphragm 3 vibration soundings.
As shown in Figures 2 and 3, the utility model speaker unit, the 2 limit internal diameters in ball top be less than voice coil loudspeaker voice coil 4 correspondence position internal diameters, thereby produce slits 7 at vibrating diaphragm 3.In order to strengthen the rigidity of 7 positions, slit on the vibrating diaphragm 3, as shown in Figure 1, corresponding ball top 2 internal diameters locate to be provided with reinforcement decorative pattern 31 less than voice coil loudspeaker voice coil 4 inner diameter location (being slit 7) on the vibrating diaphragm 3, and reinforcement decorative pattern 31 is connected ball top 2 by vibrating diaphragm 3 with voice coil loudspeaker voice coil 4.As shown in Figure 4, ball top 2 covers reinforcement decorative pattern 31 1 ends; As shown in Figure 5, voice coil loudspeaker voice coil 4 is positioned at vibrating diaphragm 3 opposite sides and covers reinforcement decorative pattern 31 other ends.Reinforcement decorative pattern 31 has been filled vibrating diaphragm slit 7, has improved the vibrating diaphragm intensity of 7 positions, slit, avoids the adverse effect because of the 7 pairs of speaker unit high frequency performances generations in slit, has improved the acoustical behavior of speaker unit.
As an embodiment of the present utility model, speaker unit shown in Figure 1 is square loud speaker, and ball top 2 major axis limit internal diameters are less than voice coil loudspeaker voice coil 4 major axis limit internal diameters, and reinforcement decorative pattern 31 arranges perpendicular to the major axis limit.As other embodiment of the present utility model, the minor axis limit, ball top of speaker unit is during less than voice coil loudspeaker voice coil minor axis limit internal diameter, and the reinforcement decorative pattern is arranged at the minor axis limit of vibrating diaphragm correspondence position, and the reinforcement decorative pattern is vertical with the minor axis limit; Arc angle position, the ball top internal diameter of speaker unit is during less than voice coil loudspeaker voice coil arc angle position internal diameter, and the reinforcement decorative pattern is arranged at the arc angle position of vibrating diaphragm correspondence, and the reinforcement decorative pattern prolongs arc angle and radially arranges.
As another kind of possibility execution mode of the present utility model, when speaker unit is circle, ball top internal diameter is less than the voice coil loudspeaker voice coil internal diameter, then the reinforcement decorative pattern is arranged at the vibrating diaphragm relevant position, the reinforcement decorative pattern is connected the ball top by vibrating diaphragm with voice coil loudspeaker voice coil, the reinforcement decorative pattern prolongs circular loudspeakers and radially arranges, filled because of ball top internal diameter less than the vibrating diaphragm slit that the voice coil loudspeaker voice coil internal diameter causes, avoid the adverse effect that the speaker unit high frequency performance is produced because of the slit.
The utility model speaker unit, by less than the voice coil loudspeaker voice coil inner diameter location reinforcement decorative pattern being set at the corresponding ball of vibrating diaphragm top internal diameter, the reinforcement decorative pattern is filled the vibrating diaphragm slit that produces less than the voice coil loudspeaker voice coil internal diameter because of ball top internal diameter, improve the vibrating diaphragm intensity at place, slit, avoided the adverse effect that the speaker unit high frequency performance is produced because of the slit.Therefore, the utility model speaker unit has the good advantage of acoustical behavior.
Be the utility model case study on implementation only below, be not limited to the utility model, as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection range of putting down in writing in claims.

Claims (6)

1. speaker unit, involving vibrations system, magnetic circuit system, housing and arrangements of electric connection; Described vibrational system comprises vibrating diaphragm, is fixed in the ball top of described vibrating diaphragm one side and the voice coil loudspeaker voice coil that is fixed in described vibrating diaphragm opposite side; It is characterized in that: described ball top internal diameter is less than described voice coil loudspeaker voice coil internal diameter, and the corresponding described ball of described vibrating diaphragm top internal diameter is provided with the reinforcement decorative pattern less than the fixed position of described voice coil loudspeaker voice coil internal diameter; Described reinforcement decorative pattern connects described ball top and described voice coil loudspeaker voice coil by described vibrating diaphragm, and described ball top is arranged at described reinforcement decorative pattern one end, and described voice coil loudspeaker voice coil is arranged at the described reinforcement decorative pattern other end.
2. speaker unit according to claim 1, it is characterized in that: described loud speaker is square structure.
3. speaker unit according to claim 2, it is characterized in that: major axis limit, described ball top internal diameter is less than described voice coil loudspeaker voice coil major axis limit internal diameter, and described reinforcement decorative pattern correspondence is arranged at described vibrating diaphragm major axis limit, described reinforcement decorative pattern and vertical setting the in described major axis limit.
4. speaker unit according to claim 2, it is characterized in that: minor axis limit, described ball top internal diameter is less than described voice coil loudspeaker voice coil minor axis limit internal diameter, and described reinforcement decorative pattern correspondence is arranged at described vibrating diaphragm minor axis limit, described reinforcement decorative pattern and vertical setting the in described minor axis limit.
5. speaker unit according to claim 2, it is characterized in that: described ball top arc angle part internal diameter is less than described voice coil loudspeaker voice coil arc angle part internal diameter, and described reinforcement decorative pattern correspondence is arranged at described arc angle part, and described reinforcement decorative pattern prolongs described arc angle and radially arranges.
6. speaker unit according to claim 1, it is characterized in that: described loud speaker is circular configuration, and described ball top internal diameter is less than described voice coil loudspeaker voice coil internal diameter, and described reinforcement decorative pattern prolongs described circular configuration and radially arranges.
CN 201320161397 2013-04-02 2013-04-02 Loudspeaker device Active CN203193877U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320161397 CN203193877U (en) 2013-04-02 2013-04-02 Loudspeaker device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320161397 CN203193877U (en) 2013-04-02 2013-04-02 Loudspeaker device

Publications (1)

Publication Number Publication Date
CN203193877U true CN203193877U (en) 2013-09-11

Family

ID=49110699

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320161397 Active CN203193877U (en) 2013-04-02 2013-04-02 Loudspeaker device

Country Status (1)

Country Link
CN (1) CN203193877U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103237284A (en) * 2013-04-02 2013-08-07 歌尔声学股份有限公司 Loudspeaker device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103237284A (en) * 2013-04-02 2013-08-07 歌尔声学股份有限公司 Loudspeaker device

Similar Documents

Publication Publication Date Title
CN202799128U (en) Speaker
CN211531292U (en) Sound production device
CN203574855U (en) Loudspeaker module
CN202818588U (en) Loudspeaker
CN202004956U (en) Acoustic generator
CN202663534U (en) Loudspeaker
CN205491101U (en) Multi -function device with vibration function and sound producing function
CN103686558B (en) Speaker unit
CN203027481U (en) Piezoelectric speaker
CN103096226A (en) Piezoelectric loudspeaker
CN203708466U (en) Loudspeaker
CN201789621U (en) Moving-coil type acoustic generator
CN104883648A (en) Vibration loudspeaker
CN102387446B (en) Sound equipment structure and electronic device using the same
US9843857B2 (en) Speaker box
CN202488700U (en) Miniature sounding device
CN203193877U (en) Loudspeaker device
CN201947438U (en) Speaker and sound equipment with same
CN103237284A (en) Loudspeaker device
CN201893917U (en) Minitype acoustical generator
CN203590449U (en) Loudspeaker device
CN203301729U (en) Loudspeaker device
CN202068566U (en) Moving-coil electroacoustic converter
CN202873048U (en) Small-sized loudspeaker and vibration structure thereof
CN204119494U (en) Speaker unit

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.