CN207184801U - A kind of loudspeaker module - Google Patents

A kind of loudspeaker module Download PDF

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Publication number
CN207184801U
CN207184801U CN201721105723.3U CN201721105723U CN207184801U CN 207184801 U CN207184801 U CN 207184801U CN 201721105723 U CN201721105723 U CN 201721105723U CN 207184801 U CN207184801 U CN 207184801U
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CN
China
Prior art keywords
loudspeaker
module
loudspeaker monomer
monomer
glue
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Active
Application number
CN201721105723.3U
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Chinese (zh)
Inventor
王新
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 Techology Co Ltd
Original Assignee
Goertek Techology Co Ltd
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Filing date
Publication date
Application filed by Goertek Techology Co Ltd filed Critical Goertek Techology Co Ltd
Priority to CN201721105723.3U priority Critical patent/CN207184801U/en
Priority to PCT/CN2017/102286 priority patent/WO2019041400A1/en
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Publication of CN207184801U publication Critical patent/CN207184801U/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/02Casings; Cabinets ; Supports therefor; Mountings therein
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

The utility model discloses a kind of loudspeaker module,Including module shell and the loudspeaker monomer being fixed in the cavity of the module shell formation,The cavity is divided into the preceding operatic tunes and the rear operatic tunes by the loudspeaker monomer,The module shell is provided with module outlet sound mouth,The preceding operatic tunes includes the upstream cavity of loudspeaker monomer face and the passage of speaking of connection upstream cavity and module outlet sound mouth,Be further provided with being connected with the channel side wall of speaking on the module shell is used to support the boss of the loudspeaker monomer,It is described speak passage and the boss respectively with the loudspeaker monomer by gluing water-stop to seal the preceding operatic tunes,The channel side wall of speaking forms the oblique angle structure with loudspeaker monomer gluing water-stop close to loudspeaker monomer side,The oblique angle structure is provided with the glue groove for accommodating the glue,The utility model in oblique angle structure by setting glue groove,Reduce glue-spread,Improve gluing outward appearance,Improve module sealing effectiveness and product yield.

Description

A kind of loudspeaker module
Technical field
It the utility model is related to electroacoustic switch technology field.More particularly, to a kind of loudspeaker module.
Background technology
As science and technology develops rapidly, requirement more and more higher of the consumer to electronic product, based on consumer for electricity The design of the electronic products such as the requirement of sub- product, mobile phone tends to be lightening.Weight of the loudspeaker module as portable electric appts Acoustic element is wanted, is a kind of energy conversion device for completing the conversion between electric signal and acoustical signal.
The loudspeaker monomer that loudspeaker module includes module shell and is contained in the cavity that the module shell is formed, is raised The cavity that sound device monomer surrounds module shell is divided into the preceding operatic tunes and the rear operatic tunes.The preceding operatic tunes includes at the top of loudspeaker monomer and mould Module outlet sound mouth and formation of the upstream cavity, formation that assembly housing is formed on module shell connect module on module shell The passage of speaking of outlet sound mouth and upstream cavity.What the channel side wall that is further provided with and speaks on module shell connected is used to support institute State the boss of loudspeaker monomer.In order to ensure the acoustical behavior of module, the preceding operatic tunes and the rear operatic tunes need to be sealed off, passage of speaking With boss respectively with loudspeaker monomer by gluing water-stop to seal the preceding operatic tunes, due to speaking, passage top surface is higher than boss top Face, it need to be sealed in gluing between channel side wall and loudspeaker monomer of speaking, generally in channel side wall of speaking close to loudspeaker monomer one Side forms the oblique angle structure being easy to the sealing of loudspeaker monomer gluing.But because the surface of oblique angle structure is close to vertical, institute When stating oblique angle structure with the sealing of loudspeaker monomer gluing, glue flows sinking, it is necessary to apply many glue under self gravitation effect The sealing of the preceding operatic tunes is just can guarantee that, causes outward appearance and sealing effectiveness at gluing bad.
Accordingly, it is desirable to provide a kind of loudspeaker module for reducing glue-spread, improving sealing effectiveness, improves gluing outward appearance, carries High product yield.
Utility model content
A purpose of the present utility model is to provide a kind of loudspeaker module, improves module shell and applied with loudspeaker monomer Glue sealing effectiveness, glue-spread is reduced, improve gluing outward appearance and product yield.
To reach above-mentioned purpose, the utility model uses following technical proposals:
The utility model discloses a kind of loudspeaker module, including module shell and it is fixed on the module shell and is formed Cavity in loudspeaker monomer, the cavity is divided into the preceding operatic tunes and the rear operatic tunes, the module shell by the loudspeaker monomer Module outlet sound mouth is provided with, the preceding operatic tunes includes the upstream cavity of loudspeaker monomer face and connection upstream cavity goes out with module The passage of speaking of sound mouth,
Being used for of being further provided with being connected with the channel side wall of speaking on the module shell supports the loudspeaker list The boss of body, it is described speak passage and the boss respectively with the loudspeaker monomer by gluing water-stop to seal preceding sound Chamber, the channel side wall of speaking is formed close to loudspeaker monomer side and the oblique angle structure of loudspeaker monomer gluing water-stop,
The oblique angle structure is provided with the glue groove for accommodating the glue.
Preferably, the glue groove includes horizontal bottom and side.
Preferably, the horizontal bottom is higher than the top surface of the boss.
Preferably, the side of the glue groove includes the first vertical plane and the second vertical plane perpendicular to horizontal bottom.
Preferably, close to loudspeaker monomer, the side further comprises connecting with second vertical plane second vertical plane Inclined 3rd vertical plane of the direction loudspeaker monomer connect.
Preferably, the side of the glue groove includes the arc vertical plane vertical with the horizontal bottom.
Preferably, the side of the glue groove further comprises being connected close to loudspeaker monomer side with the arc vertical plane Inclined 4th vertical plane of the direction loudspeaker monomer.
Preferably, the glue groove and the module shell together injection molding or pass through after module shell shaping Grooving processes are formed.
Preferably, the oblique angle structure extends to the top surface of the passage of speaking from the boss top surface.
Preferably, the top surface of the top surface of the boss, the oblique angle structure and the passage of speaking is raised with described respectively The glue bearing areas that the gluing water-stop of sound device monomer is formed is connected with each other to seal the preceding operatic tunes.
The beneficial effects of the utility model are as follows:
Set on the loudspeaker module of the present utility model oblique angle structure that gluing seals between module shell and loudspeaker monomer The glue groove of glue can be stored by putting, when gluing sealing loudspeaker monomer is with module shell at the oblique angle structure, fluid sealant Water can be partly stored in the glue groove, prevented glue flowing sedimentation, improved the defects of oblique angle structure is not easy to deposit glue, so that The sealing of oblique angle structure and loudspeaker monomer can be achieved when smearing less glue, reduce glue-spread, improve gluing outward appearance, realize The seal isolation of the preceding operatic tunes and the rear operatic tunes, the hidden danger of the preceding operatic tunes and rear operatic tunes poor sealing is reduced, lift product yield.
Brief description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is shown according to a kind of appearance schematic diagram of loudspeaker module specific embodiment of the utility model;
Fig. 2 is shown according to a kind of diagrammatic cross-section of loudspeaker module specific embodiment of the utility model;
Fig. 3 is shown according to a kind of exploded perspective view of loudspeaker module specific embodiment of the utility model;
Fig. 4 shows the enlarged diagram of a-quadrant in Fig. 3;
Fig. 5 is shown according to a kind of internal structure schematic diagram of loudspeaker module specific embodiment of the utility model;
Fig. 6 shows the enlarged diagram of B area in Fig. 5;
Reference:
1st, module shell, 11, module upper casing, 12, module lower casing, 2, loudspeaker monomer, 3, module outlet sound mouth, 4, speak it is logical Road, 5, boss, 6, oblique angle structure, 7, glue groove, 8, flexible PCB, 9, damping hole, 10, damping fin, 71, horizontal bottom, 72, First vertical plane, the 73, second vertical plane, the 74, the 3rd vertical plane.
Embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one with reference to preferred embodiments and drawings The explanation of step.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that below Specifically described content is illustrative and be not restrictive, and should not limit the scope of protection of the utility model with this.
Fig. 1 shows to show basis according to a kind of appearance schematic diagram of loudspeaker module specific embodiment of the utility model, Fig. 2 A kind of diagrammatic cross-section of loudspeaker module specific embodiment of the utility model, Fig. 3 show to be raised one's voice according to the utility model one kind The exploded perspective view of device module specific embodiment, Fig. 4 show the enlarged diagram of a-quadrant in Fig. 3, and Fig. 5 is shown according to this practicality A kind of internal structure schematic diagram of new loudspeaker module specific embodiment, Fig. 6 show the enlarged diagram of B area in Fig. 5.
In the present embodiment, loudspeaker module includes module shell 1 and is fixed in the cavity that the module shell 1 is formed Loudspeaker monomer 2, the loudspeaker monomer 2 is upside down in the module shell 1, and the cavity is divided into the preceding operatic tunes and rear sound Chamber.Loudspeaker module in the present embodiment goes out acoustic form for side, module outlet sound mouth 3 is provided with the module shell 1, before described The operatic tunes includes the upstream cavity of the face of loudspeaker monomer 2 and the passage 4 of speaking of connection upstream cavity and module outlet sound mouth 3.
Being used for of being further provided with being connected with the side wall of passage 4 of speaking on the module shell 1 supports the loudspeaker The boss 5 of monomer 2, it is described speak passage 4 and the boss 5 respectively with the loudspeaker monomer 2 by gluing water-stop with close The operatic tunes before envelope, the passage 4 of speaking need to seal between the cavity of upstream, because the top surface of passage 4 of speaking is higher than the upper surface of boss 5, Gluing it need to be sealed between the side wall for passage 4 of speaking and the side wall of loudspeaker monomer 2.
Seal for the ease of gluing, formed in described 4 two side walls of passage of speaking close to the side of loudspeaker monomer 2 with raising one's voice The oblique angle structure 6 of the gluing water-stop of device monomer 2.And then the top surface of the boss 5, the oblique angle structure 6 and it is described speak it is logical Respectively with the gluing water-stop of loudspeaker monomer 2, the glue bearing areas formed respectively is connected with each other to seal preceding sound the top surface in road 4 Chamber.The upper end of the oblique angle structure 6 preferably extends to the top surface of the passage 4 of speaking, and the lower end of the oblique angle structure 6 is preferred Ground extends to the top surface of the boss 5, to increase splicing area, improves sealing effectiveness.
The oblique angle structure 6 is provided with the glue groove 7 for accommodating the glue, can be applied in oblique angle structure 6 and loudspeaker monomer 2 When glue seals, when glue, which flows, to be settled, when a part of glue is settled down to the glue groove 7, the glue groove 7 can be stored in In, prevent glue from continuing to flow downward along oblique angle structure 6, so as to increase the glue quantity at glue groove 7, lift-off seal effect, The risk that poor sealing causes to leak sound phenomenon is reduced, while a large amount of glue need not be smeared sealing can be achieved, reduces making for glue Dosage, avoid glue bulk deposition from causing gluing bad order in the top surface of boss 5, while strengthen outside loudspeaker monomer 2 and module The fixing and bonding force of shell 1.
In the present embodiment, the glue groove 7 includes horizontal bottom 71 and the side formed on the oblique angle structure 6, institute State glue groove 7 side include with the first vertical plane 72 and the second vertical plane 73 perpendicular to passage 4 of speaking, first vertical plane 72 with At an angle, the angle can be set larger second vertical plane 73, preferably right angle or obtuse angle.Glue groove 7 sets level Bottom surface 71, flowing of the glue along oblique angle structure 6 can be hindered, part glue be stored, so as to reduce glue usage amount and improve gluing Sealing effectiveness.
In the present embodiment, the side of glue groove 7 further comprises being connected with second vertical plane 73 with the oblique angle knot 3rd vertical plane 74 of the inclined of structure 6.3rd vertical plane 74 tilts towards close to the direction of the loudspeaker monomer 2, The glue quantity of the storage of glue groove 7 can further be increased, the gluing area of increase glue groove 7 and loudspeaker monomer 2, strengthened outside module The sealing effectiveness and adhesion of shell 1 and loudspeaker monomer 2.As a preferred embodiment, the side of the glue groove 7 It may be configured as including the arc vertical plane vertical with the horizontal bottom 71, it is highly preferred that the side of the glue groove 7 is further wrapped Include inclined 4th vertical plane of the direction being connected with the arc vertical plane loudspeaker monomer 2.
The glue groove 7, which is formed, is speaking passage 4 at least on the oblique angle structure of side side wall, in the present embodiment, speaks logical The glue groove 7 is equipped with the oblique angle structure of the both sides side wall of road 4, the glue groove 7 can pass through after the module shell 1 shaping Grooving processes are formed, also can with the together injection molding of module shell 1, to save processing step.
, can be first in the top surface of boss 5 of the module upper casing 11 when the loudspeaker monomer 2 is fixed with the module upper casing 11 Inner side gluing, then the loudspeaker monomer 2 is inverted and is fixed on the boss 5, outside the top surface for making the loudspeaker monomer 2 The inside edge of lateral edges and the boss 5 seals fixation at gluing, and in the present embodiment, loudspeaker module is spoken for side, is The preceding operatic tunes of module is sealed, that is, seals speak passage 4 and loudspeaker monomer 2, by being spoken in the outside of loudspeaker monomer 2 to described Gluing seals between passage 4 and the side wall of the loudspeaker monomer 2, in the top surface of passage 4 and the oblique angle structure 6 of speaking with raising one's voice The adjoiner difference gluing sealing of device monomer 2, to seal the preceding operatic tunes, ensures the acoustical behavior of loudspeaker module, reduces sealing not Good, leakage sound possibility, reduces glue-spread, improves gluing outward appearance, lift product yield.
The vibration that the loudspeaker monomer 2 may include monomer shell and be fixed in the cavity that the monomer shell is formed System and magnetic circuit system, the magnetic circuit system include conductive magnetic yoke, the magnet being arranged in the conductive magnetic yoke and are arranged at described Magnetic conductive board on magnet, the magnetic circuit system form magnetic gap.The vibrational system includes vibrating diaphragm and combined with the vibrating diaphragm Voice coil loudspeaker voice coil, the voice coil loudspeaker voice coil is placed in the magnetic gap, and when loudspeaker monomer 2 works, inputing power on the voice coil loudspeaker voice coil, voice coil loudspeaker voice coil exists Diaphragm oscillations sounding is driven under magnetic circuit system magnetic fields.The loudspeaker module further comprises and the loudspeaker monomer 2 The electrical connector of electrical connection, the electrical connector can be used for conducting voice coil loudspeaker voice coil and external circuit, be easy to external circuit to input electricity to voice coil loudspeaker voice coil Can, electrical connector uses flexible PCB 8 (FPCB plates) in the present embodiment.
In the present embodiment, the module shell 1 includes the module upper casing 11 and module lower casing 12 being correspondingly arranged, described to raise one's voice Device monomer 2 is fixed on the module upper casing 11, and the loudspeaker monomer 2 forms the preceding operatic tunes with the module upper casing 11.Formed Damping hole 9 and the damping fin 10 being covered on the damping hole 9 are further provided with the module lower casing 12 of the operatic tunes afterwards, with balance The air pressure of the operatic tunes afterwards.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and It is not the restriction to embodiment of the present utility model, for those of ordinary skill in the field, in described above On the basis of can also make other changes in different forms, all embodiments can not be exhaustive here, It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in of the present utility model The row of protection domain.

Claims (10)

1. a kind of loudspeaker module, including module shell and the loudspeaker list that is fixed in the cavity that the module shell is formed The cavity is divided into the preceding operatic tunes and the rear operatic tunes by body, the loudspeaker monomer, and the module shell is provided with module outlet sound mouth, institute The operatic tunes includes the upstream cavity of loudspeaker monomer face and the passage of speaking of connection upstream cavity and module outlet sound mouth before stating,
Being used for of being further provided with being connected with the channel side wall of speaking on the module shell supports the loudspeaker monomer Boss, it is described speak passage and the boss respectively with the loudspeaker monomer by gluing water-stop to seal the preceding operatic tunes, institute State speak channel side wall close to loudspeaker monomer side formed with the oblique angle structure of loudspeaker monomer gluing water-stop,
Characterized in that, the oblique angle structure is provided with the glue groove for accommodating the glue.
2. loudspeaker module according to claim 1, it is characterised in that the glue groove includes horizontal bottom and side.
3. loudspeaker module according to claim 2, it is characterised in that the horizontal bottom is higher than the top of the boss Face.
4. loudspeaker module according to claim 2, it is characterised in that the side of the glue groove is included perpendicular to level The first vertical plane and the second vertical plane of bottom surface.
5. loudspeaker module according to claim 4, it is characterised in that second vertical plane is close to loudspeaker monomer, institute State inclined 3rd vertical plane of the direction loudspeaker monomer that side further comprises being connected with second vertical plane.
6. loudspeaker module according to claim 2, it is characterised in that the side of the glue groove includes and the level The arc vertical plane of plane perpendicular.
7. loudspeaker module according to claim 6, it is characterised in that the side of the glue groove further comprises and institute Arc vertical plane is stated close to inclined 4th vertical plane of the direction loudspeaker monomer that loudspeaker monomer side connects.
8. loudspeaker module according to claim 1, it is characterised in that the glue groove is together noted with the module shell It is moulded into type or is formed after module shell shaping by grooving processes.
9. loudspeaker module according to claim 1, it is characterised in that the oblique angle structure extends from the boss top surface To the top surface of the passage of speaking.
10. loudspeaker module according to claim 9, it is characterised in that the top surface of the boss, the oblique angle structure with And the glue bearing areas that is formed respectively with the gluing water-stop of the loudspeaker monomer of the top surface of the passage of speaking be connected with each other with The operatic tunes before sealing.
CN201721105723.3U 2017-08-30 2017-08-30 A kind of loudspeaker module Active CN207184801U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201721105723.3U CN207184801U (en) 2017-08-30 2017-08-30 A kind of loudspeaker module
PCT/CN2017/102286 WO2019041400A1 (en) 2017-08-30 2017-09-19 Speaker module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721105723.3U CN207184801U (en) 2017-08-30 2017-08-30 A kind of loudspeaker module

Publications (1)

Publication Number Publication Date
CN207184801U true CN207184801U (en) 2018-04-03

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WO (1) WO2019041400A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019196138A1 (en) * 2018-04-12 2019-10-17 深圳倍声声学技术有限公司 Armature and receiver
WO2022041470A1 (en) * 2020-08-27 2022-03-03 瑞声声学科技(深圳)有限公司 Sound production device
CN115209262A (en) * 2021-04-09 2022-10-18 深圳市韶音科技有限公司 Earphone and ear-hang component thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112468943B (en) * 2019-09-06 2022-04-29 瑞声科技(新加坡)有限公司 Loudspeaker structure and electronic equipment applying same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101552224B1 (en) * 2013-08-29 2015-09-11 주식회사 이엠텍 Microspeaker with side acoustic emission structure and enclosure speaker having the same
CN204465843U (en) * 2015-04-13 2015-07-08 歌尔声学股份有限公司 A kind of loud speaker module
CN205545903U (en) * 2016-01-22 2016-08-31 瑞声光电科技(常州)有限公司 Novel loudspeaker
CN206181361U (en) * 2016-10-25 2017-05-17 瑞声声学科技(深圳)有限公司 Loudspeaker box
CN206433105U (en) * 2017-01-12 2017-08-22 瑞声科技(新加坡)有限公司 Loudspeaker
CN106941651B (en) * 2017-04-24 2023-04-07 歌尔股份有限公司 Loudspeaker module

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019196138A1 (en) * 2018-04-12 2019-10-17 深圳倍声声学技术有限公司 Armature and receiver
WO2022041470A1 (en) * 2020-08-27 2022-03-03 瑞声声学科技(深圳)有限公司 Sound production device
CN115209262A (en) * 2021-04-09 2022-10-18 深圳市韶音科技有限公司 Earphone and ear-hang component thereof

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