CN208369847U - Electric connection structure and vibrational system and loudspeaker in sounding device - Google Patents

Electric connection structure and vibrational system and loudspeaker in sounding device Download PDF

Info

Publication number
CN208369847U
CN208369847U CN201821052149.4U CN201821052149U CN208369847U CN 208369847 U CN208369847 U CN 208369847U CN 201821052149 U CN201821052149 U CN 201821052149U CN 208369847 U CN208369847 U CN 208369847U
Authority
CN
China
Prior art keywords
connection structure
electric connection
voice coil
relief portion
vibrational system
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
CN201821052149.4U
Other languages
Chinese (zh)
Inventor
王建建
刘迎新
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
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 Techology Co Ltd filed Critical Goertek Techology Co Ltd
Priority to CN201821052149.4U priority Critical patent/CN208369847U/en
Application granted granted Critical
Publication of CN208369847U publication Critical patent/CN208369847U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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

Abstract

The utility model discloses a kind of electric connection structure in sounding device and vibrational system and loudspeaker, is related to speaker technology field.Electric connection structure in the sounding device includes for fixed upper surface portion in conjunction with one side surface of vibrating diaphragm in sounding device, and for fixed bottom surface section in conjunction with voice coil, it further include the conduct piece for being connected with voice coil leads, relief portion is provided in the bottom surface section fixed in conjunction with voice coil of the electric connection structure, voice coil leads pass through the relief portion and the conduct piece of electric connection structure is electrically connected fixation.Electric connection structure in the utility model vibrational system and loudspeaker can effectively avoid voice coil leads, solve voice coil skew problems, promote the acoustical behavior of loudspeaker.

Description

Electric connection structure and vibrational system and loudspeaker in sounding device
Technical field
The utility model relates to speaker technology fields.More particularly, to the electric connection structure in a kind of sounding device And vibrational system and loudspeaker.
Background technique
With the expansion in consumer electronics market, the consumer electronics products such as a large amount of mobile phones, laptop are obtained extensively Using as acoustic element important in consumer electronics product, loudspeaker has extensive demand.As people are to consumer The raising that electronic product requires, the performance of loudspeaker also have been to be concerned by more and more people.
In the prior art, loudspeaker includes: auxiliary system, magnetic circuit system and vibrational system, and magnetic circuit system is provided between magnetic Gap, vibrational system include vibrating diaphragm and the combined electric connection structure of vibrating diaphragm and voice coil.Electric connection structure in loudspeaker is logical Often select flexible circuit board.The voice coil is set in magnetic gap, and the voice coil being set in magnetic gap receives external electric signal Afterwards, it moves reciprocatingly under the driving of magnetic field force, to drive the air vibration sounding above reinforcement part and vibrating diaphragm.
Flexible circuit board is one of basic building block of loudspeaker, its effect is mainly to ensure that voice coil in magnetic gap just True position, guarantee voice coil in stress, vibrational system only move axially in reciprocal fashion and provide vibrational system it is reciprocating when Elastic force.The flexible circuit board of traditional structure includes the first fixed part and the second fixed part, and the first fixed part is fixed with auxiliary system Connection, the second fixed part are connect with voice coil, and voice coil is electrically connected by the conductive layer of flexible circuit board with external circuit, and first is fixed Portion is integrally connected setting by linking arm with the second fixed part.Voice coil leads are by the side of voice coil by the top of voice coil around to sound The other side is enclosed, and is electrically connected with the pad of flexible circuit board.Therefore, when voice coil top and flexible circuit board are adhesively fixed, sound Cable guide is enclosed between voice coil and flexible circuit board, will lead to the bonding deflection of voice coil, interior magnetic gap reduces, and outer magnetic gap increases Greatly, and the wiping between voice coil and magnetic conductive board is easy to cause to touch, influences the acoustical behavior of loudspeaker.
Accordingly, it is desirable to provide a kind of improvement, to overcome the fault of construction of conventional loudspeakers.
Utility model content
One purpose of the utility model is to provide the electric connection structure in a kind of sounding device, shape on the electric connection structure At the relief portion for having evacuation voice coil leads height, passes through to be electrically connected with conduct piece for voice coil leads and fix.
Second purpose of the utility model be to be to provide a kind of vibrational system, which can effectively avoid sound Lead is enclosed, voice coil skew problems caused by solving because of design factor.
The third purpose of the utility model is to be to provide a kind of loudspeaker, which can solve by voice coil leads The problem of caused voice coil deflection and Dysacousia, promote the acoustical behavior of loudspeaker.
In order to achieve the above first purpose, the utility model provides the electric connection structure in a kind of sounding device, the electricity Connection structure includes and to be used for and voice coil for fixed upper surface portion in conjunction with one side surface of vibrating diaphragm in sounding device Further include the conduct piece for being connected with voice coil leads in conjunction with fixed bottom surface section, the electric connection structure and sound Loop knot closes and is provided with relief portion in fixed bottom surface section, and voice coil leads pass through the conduction of the relief portion and electric connection structure Part, which is electrically connected, to be fixed.
Preferably, the relief portion by electric connection structure corresponding with voice coil leads position the upward concave shape in lower surface At.Wherein, the width of the horizontal cross-section of the relief portion is not less than the diameter of voice coil leads.
Preferably, gluing is fixed between the voice coil leads and the electric connection structure.
Preferably, the upper and lower surface shape that the relief portion passes through perforation electric connection structure corresponding with voice coil leads position At.
Preferably, the electric connection structure is flexible circuit board, and the conduct piece is pad.
Preferably, the flexible circuit board includes outermost first fixed part, positioned at the second fixed part of medium position, And the linking arm of connection first fixed part and second fixed part.
Preferably, the pad extends inwardly to form in the horizontal direction from second fixed part, the relief portion and weldering Disk is correspondingly arranged.
Preferably, the flexible circuit board include two be oppositely arranged first while and when two second be oppositely arranged, The pad and relief portion are symmetricly set on first avris or on second avris.
To reach above-mentioned second purpose, the utility model also provides a kind of vibrational system, and the vibrational system includes knot Reinforcement part, vibrating diaphragm, electric connection structure and the voice coil being combined, the electric connection structure are electric connection structure as described above.
To reach above-mentioned third purpose, the utility model also provides a kind of loudspeaker, including auxiliary system, magnetic circuit system And vibrational system, the magnetic circuit system and vibrational system receiving are fixed in the accommodating chamber that the auxiliary system is formed, The vibrational system is vibrational system as described above.
The beneficial effects of the utility model are as follows:
One kind provided by the utility model can avoid the electric connection structure in the sounding device of voice coil leads, the binding that is electrically connected Relief portion is formed on structure, is passed through to be electrically connected with conduct piece for voice coil leads and be fixed, solves in the prior art since voice coil draws The Nian Jie skew problems of wire clamp caused voice coil between voice coil and electric connection structure, avoid the collision between voice coil and magnetic conductive board from rubbing It wipes.The utility model also provides a kind of vibrational system and loudspeaker containing above-mentioned electric connection structure, the vibrational system and loudspeaking Relief portion of the device due to being equipped with evacuation voice coil leads on electric connection structure, can prevent the bonding of voice coil from generating deflection, improve Inside and outside magnetic gap effectively promotes the vocal performance of loudspeaker.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 shows the explosive view of loudspeaker in the utility model.
Fig. 2 shows partial enlargement diagrams at the B of Fig. 1.
Fig. 3 shows the structural schematic diagram of flexible circuit board in one preferred embodiment of the utility model.
Fig. 4 shows the structural schematic diagram of flexible circuit board in another preferred embodiment of the utility model.
Description of symbols: 11, reinforcement part;12, vibrating diaphragm;13, flexible circuit board;131, pad;132, the second fixed part; 133, relief portion;134, linking arm;135, the first fixed part;14, voice coil;141, voice coil leads;2, magnetic circuit system;3, auxiliary system System.
Specific embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one below with reference to preferred embodiments and drawings The explanation of step.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that below Specifically described content is illustrative and be not restrictive, and should not be limited the protection scope of the present invention.
In the prior art, when voice coil top and flexible circuit board are adhesively fixed, voice coil leads are clipped in voice coil and flexible electrical Between the plate of road, the bonding deflection of voice coil will lead to, interior magnetic gap reduces, and outer magnetic gap increases, and is easy to cause voice coil and magnetic conduction Wiping between plate is touched, and the acoustical behavior of loudspeaker is influenced.Based on problem above, the utility model is provided in a kind of sounding device Electric connection structure, and vibrational system and loudspeaker with the electric connection structure.Specifically, it carries out with reference to the accompanying drawing detailed Explanation.
Fig. 1 shows the explosive view of loudspeaker in the utility model;Fig. 2 shows partial enlargement diagrams at the B of Fig. 1.Fig. 3 shows Out in one preferred embodiment of the utility model flexible circuit board structural schematic diagram.It is another preferably that Fig. 4 shows the utility model The structural schematic diagram of flexible circuit board in embodiment.
The utility model provides the electric connection structure in a kind of sounding device, the electric connection structure include for hair One side surface of vibrating diaphragm combines fixed upper surface portion in acoustic device, and for the bottom surface section of the fixation with voice coil ining conjunction with, It further include the conduct piece for being connected with voice coil leads, in the bottom surface section fixed in conjunction with voice coil of the electric connection structure On be provided with relief portion, voice coil leads pass through the relief portion and the conduct piece is electrically connected and fixes.
It is formed with relief portion on electric connection structure provided by the utility model, is passed through and conduct piece electrical property for voice coil leads Be connected and fixed, solve in the prior art due to voice coil leads be clipped in caused voice coil between voice coil and electric connection structure it is Nian Jie partially Oblique problem can avoid the collision friction between voice coil and magnetic conductive board.
More specifically, the relief portion is recessed upwards by the lower surface of electric connection structure corresponding with voice coil leads position It is formed.The generation type of the relief portion is simple, and the electric connection structure manufacture craft with the relief portion is simple, is easy to time processing Molding.
To realize effective evacuation to voice coil leads, it will be appreciated by persons skilled in the art that the water of the relief portion The width of plane section need to be not less than the diameter of voice coil leads.
In the design process, it is fixed together, is avoided by gluing between the voice coil leads and the electric connection structure Vacantly caused speaker performance is unstable for voice coil leads.
The electric connection structure that this preferred embodiment provides is flexible circuit board 13, and the conduct piece is flexible circuit board Pad 131 on 13.As shown in figure 3, being set in fixed bottom surface section in being combined with voice coil 14 for the flexible circuit board 13 It is equipped with relief portion 133, voice coil leads 141 pass through the relief portion 133 and are electrically connected fixation with the pad 131.The evacuation Portion 133 is recessed upwards by the lower surface of flexible circuit board 13 corresponding with 141 position of voice coil leads and is formed.The relief portion 133 Horizontal cross-section width be greater than voice coil leads diameter, gluing between the voice coil leads 141 and the flexible circuit board 13 It is fixed.
As the deformation of present embodiment, in another preferred embodiment of the utility model, as shown in figure 4, being electrically connected Binding structure is flexible circuit board 13, and the conduct piece is the pad 131 on flexible circuit board 13.The relief portion by perforation with The upper and lower surface of the corresponding flexible circuit board 13 in 141 position of voice coil leads is formed, and provides more sufficient evacuation for voice coil leads 141 Space prevents from being clipped in the Nian Jie deflection of caused voice coil 14 between voice coil 14 and flexible circuit board 13 due to voice coil leads 141.
Specifically, in this preferred embodiment, the flexible circuit board 13 includes outermost first fixed part 135, positioned at the second fixed part 132 of medium position, and connection first fixed part 135 and second fixed part 132 Linking arm 134.The top surface of the voice coil 14 is in conjunction with being fixed under the second fixed part 132 of the flexible circuit board 13 Surface, voice coil leads 141 pass through relief portion 133 and the lower surface of the pad 131 is electrically connected fixation.
Further specifically, the pad 131 extends inwardly to form in the horizontal direction from second fixed part 132, institute Relief portion 133 is stated to be correspondingly arranged with pad 131.In order to avoid causing to polarize, the flexible circuit board 13 includes two and sets relatively First set while and when two second be oppositely arranged, the pad 131 and relief portion 133 are symmetricly set on first avris On upper or described second avris, and the center relative to flexible circuit board 13 is centrosymmetric.Further, the relief portion 133 are preferably placed at the middle position of the second fixed part 132.
On the other hand, the utility model also provides a kind of vibrational system, and the vibrational system includes combined benefit The flexible circuit board 13 and voice coil 14 that strong portion 11, vibrating diaphragm 12, above-mentioned preferred embodiment provide.
In addition, the utility model also provides a kind of loudspeaker, referring to shown in attached drawing 1-2, which includes auxiliary system 3, magnetic circuit system 2 and vibrational system provided by the utility model, the magnetic circuit system 2 and vibrational system receiving are fixed on described In the accommodating chamber that auxiliary system 3 is formed.Magnetic circuit system includes centring magnet and side magnet and fixed center magnet and side magnet And playing the role of the conductive magnetic yoke of magnetic conduction, centring magnet is provided with center magnetic conductive board close to vibrational system on one side, and side magnet is close Vibrational system is provided with side magnetic conductive board on one side, centring magnet, center magnetic conductive board and while magnet, while magnetic conductive board between form magnetic between Gap, one end of voice coil 14 are suspended in above-mentioned magnetic gap.
Vibrational system and loudspeaker provided by the utility model containing above-mentioned electric connection structure, the vibrational system and is raised Relief portion of the sound device due to being equipped with evacuation voice coil leads on electric connection structure, can prevent the bonding of voice coil from generating deflection, change Kind inside and outside magnetic gap, effectively promotes the vocal performance of loudspeaker.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and It is not limitations of the embodiments of the present invention, for those of ordinary skill in the art, in above description On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here, It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model The column of protection scope.

Claims (10)

1. the electric connection structure in a kind of sounding device, the electric connection structure include for vibrating diaphragm side in sounding device Surface combines fixed upper surface portion, and for the bottom surface section of the fixation with voice coil ining conjunction with, further includes being used for and voice coil The conduct piece of lead conducting, it is characterised in that: set in the bottom surface section fixed in conjunction with voice coil of the electric connection structure It is equipped with relief portion, voice coil leads pass through the relief portion and the conduct piece is electrically connected and fixes.
2. electric connection structure according to claim 1, which is characterized in that the relief portion is by corresponding with voice coil leads position The lower surface of electric connection structure be recessed to be formed upwards, wherein
The width of the horizontal cross-section of the relief portion is not less than the diameter of voice coil leads.
3. electric connection structure according to claim 2, which is characterized in that the voice coil leads and the electric connection structure it Between gluing fix.
4. electric connection structure according to claim 1, which is characterized in that the relief portion passes through perforation and voice coil leads position The upper and lower surface for setting corresponding electric connection structure is formed.
5. electric connection structure according to claim 1, which is characterized in that the electric connection structure is flexible circuit board, institute Stating conduct piece is pad.
6. electric connection structure according to claim 5, which is characterized in that the flexible circuit board includes outermost first Fixed part, positioned at the second fixed part of medium position, and the connection of connection first fixed part and second fixed part Arm.
7. electric connection structure according to claim 6, which is characterized in that the pad is from second fixed part along horizontal Direction extends inwardly to form, and the relief portion is correspondingly arranged with pad.
8. electric connection structure according to claim 5, which is characterized in that the flexible circuit board includes two and is oppositely arranged First while and when two second be oppositely arranged, the pad and relief portion are symmetricly set on first avris or described On second avris.
9. a kind of vibrational system, which is characterized in that the vibrational system includes combined reinforcement part, vibrating diaphragm, electrical connection Structure and voice coil, the electric connection structure are the described in any item electric connection structures of claim 3-8.
10. a kind of loudspeaker, which is characterized in that including auxiliary system, magnetic circuit system and vibrational system, the magnetic circuit system and The vibrational system receiving is fixed in the accommodating chamber that the auxiliary system is formed, and the vibrational system is described in claim 9 Vibrational system.
CN201821052149.4U 2018-07-04 2018-07-04 Electric connection structure and vibrational system and loudspeaker in sounding device Active CN208369847U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821052149.4U CN208369847U (en) 2018-07-04 2018-07-04 Electric connection structure and vibrational system and loudspeaker in sounding device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201821052149.4U CN208369847U (en) 2018-07-04 2018-07-04 Electric connection structure and vibrational system and loudspeaker in sounding device
PCT/CN2018/112257 WO2020006938A1 (en) 2018-07-04 2018-10-27 Electrical connection structure in sound producing device and vibration system and loudspeaker

Publications (1)

Publication Number Publication Date
CN208369847U true CN208369847U (en) 2019-01-11

Family

ID=64924498

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821052149.4U Active CN208369847U (en) 2018-07-04 2018-07-04 Electric connection structure and vibrational system and loudspeaker in sounding device

Country Status (2)

Country Link
CN (1) CN208369847U (en)
WO (1) WO2020006938A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111093138A (en) * 2019-12-13 2020-05-01 瑞声科技(新加坡)有限公司 Sound production device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104219607B (en) * 2014-09-01 2017-01-11 歌尔股份有限公司 Loudspeaker module
CN205622865U (en) * 2016-03-31 2016-10-05 歌尔股份有限公司 Speaker monomer and speaker module
CN205961438U (en) * 2016-07-20 2017-02-15 瑞声科技(新加坡)有限公司 Micro sound production device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111093138A (en) * 2019-12-13 2020-05-01 瑞声科技(新加坡)有限公司 Sound production device

Also Published As

Publication number Publication date
WO2020006938A1 (en) 2020-01-09

Similar Documents

Publication Publication Date Title
US10129655B2 (en) Vibration sound-producing apparatus
CN209526874U (en) Loudspeaker
CN210641017U (en) Sound production device
CN204442665U (en) Stack Microspeaker
CN208638634U (en) Loudspeaker
CN110418257B (en) Sound producing device
CN201699967U (en) Moving coil electro-acoustic transducer
CN208924471U (en) Microphone device
CN109547898A (en) Microphone device
CN208369847U (en) Electric connection structure and vibrational system and loudspeaker in sounding device
CN108055623B (en) Sound production device
CN110418256A (en) Sounding device monomer, sounding module and electric terminal
CN209861151U (en) Loudspeaker
CN205961430U (en) Loudspeaker
WO2020134375A1 (en) Sound production device
CN201789623U (en) Moving coil type electroacoustic converter
CN203708466U (en) Loudspeaker
CN110418254A (en) Sounding device monomer, sounding module and electric terminal
CN205385601U (en) Loudspeaker
CN210093496U (en) Sound production device
CN101227766B (en) Moving-coil type electro-acoustic conversing device
CN206698423U (en) Vibrational system and sound-producing device in a kind of sound-producing device
CN104507026A (en) Receiver with large-vibration-force armature
CN110418259A (en) Sounding device monomer, sounding module and electric terminal
CN205545910U (en) Loudspeaker

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant