CN206149491U - 扬声器箱 - Google Patents

扬声器箱 Download PDF

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Publication number
CN206149491U
CN206149491U CN201621173672.3U CN201621173672U CN206149491U CN 206149491 U CN206149491 U CN 206149491U CN 201621173672 U CN201621173672 U CN 201621173672U CN 206149491 U CN206149491 U CN 206149491U
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CN
China
Prior art keywords
shell
sound
housing
loudspeaker enclosure
separation net
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 - Fee Related
Application number
CN201621173672.3U
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English (en)
Inventor
陈志竹
苗淼
张伏虎
王程良
钱程
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.)
ACC PRECISION ELECTRONIC MUYANG Co Ltd
AAC Technologies Holdings Shuyang Co Ltd
Original Assignee
ACC PRECISION ELECTRONIC MUYANG Co Ltd
AAC Technologies Holdings Shuyang Co Ltd
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Priority to CN201621173672.3U priority Critical patent/CN206149491U/zh
Priority to US15/417,205 priority patent/US9918161B1/en
Application granted granted Critical
Publication of CN206149491U publication Critical patent/CN206149491U/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2873—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

Abstract

本实用新型提供了一种扬声器箱，其包括壳体和收容于所述壳体内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述振膜与所述壳体间隔设置形成前声腔，所述扬声器箱还包括将所述前声腔与外界连通的导声通道，所述扬声器箱还包括设置于所述导声通道内的吸声装置，所述吸声装置包括收容壳、填充于所述收容壳内的吸声粉料和封合所述收容壳的隔离网，所述隔离网将所述吸声粉料封合于所述收容壳内。本实用新型提供的扬声器箱的声学性能好。

Description

扬声器箱
【技术领域】
本实用新型涉及电声换能领域，尤其涉及一种扬声器箱。
【背景技术】
现有技术中，扬声器箱的导声通道内通常会贴设吸音棉来改善声学性能，然而在实际应用的时候吸音棉的尺寸精度很难满足设计要求，从而导致扬声器箱不能达到设计的声学指标，声学效果受影响。
因此，有必要提供一种新的扬声器箱解决上述技术问题。
【实用新型内容】
本实用新型的目的在于提供一种声学性能好的扬声器箱。
本实用新型的技术方案如下：
一种扬声器箱，其包括壳体和收容于所述壳体内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述振膜与所述壳体间隔设置形成前声腔，所述扬声器箱还包括将所述前声腔与外界连通的导声通道，所述扬声器箱还包括设置于所述导声通道内的吸声装置，所述吸声装置包括收容壳、填充于所述收容壳内的吸声粉料和封合所述收容壳的隔离网，所述隔离网将所述吸声粉料封合于所述收容壳内。
优选的，所述隔离网为无纺布、防尘网布、尼龙编织网和金属网其中的一种。
优选的，所述收容壳是由聚碳酸酯塑料或ABS塑料注塑成型。
优选的，所述隔离网采用热压方式接合于所述收容壳。
优选的，所述壳体包括对应所述导声通道区域的壳体壁，所述壳体壁设有凹槽，所述收容壳设置于所述凹槽内。
本实用新型的有益效果在于：本实用新型提供的扬声器箱在导声通道内设置吸声装置，所述吸声装置包括收容壳、填充于所述收容壳内的吸声粉料和封合所述收容壳的隔离网，所述隔离网将所述吸声粉料封合于所述收容壳内。吸声装置的尺寸精度可以得到保证，解决了现有技术吸音棉尺寸精度很难满足设计要求的不足，扬声器箱可以达到设计的声学指标，声学性能好。
【附图说明】
图1为本实用新型扬声器箱的立体结构分解示意图；
图2为图1所示扬声器箱组装后的结构示意图；
图3为图2所示沿A-A线的剖面结构示意图。
【具体实施方式】
下面结合附图和实施方式对本实用新型作进一步说明。
如图1至图3所示，为本实用新型提供的扬声器箱100，其包括壳体，所述壳体包括上盖1和与所述上盖1盖接的下盖2，扬声器单体3收容于所述壳体内。
所述扬声器单体3包括用于振动发声的振膜31，所述振膜31与所述上盖1间隔设置形成前声腔41，所述扬声器箱100还包括将所述前声腔41与外界连通的导声通道42，本实施例中，所述导声通道42形成于所述上盖1上。
所述扬声器箱100还包括设置于所述导声通道42内的吸声装置5，所述吸声装置5包括收容壳51、填充于所述收容壳51内的吸声粉料52和封合所述收容壳51的隔离网53，所述隔离网53将所述吸声粉料52封合于所述收容壳51内。
所述隔离网53可以选择无纺布、防尘网布、尼龙编织网和金属网其中的一种。
所述收容壳51优选由聚碳酸酯塑料(PC塑料)或ABS(Acrylonitrile ButadieneStyrene copolymers)塑料注塑成型，聚碳酸酯塑料和ABS塑料强度高、尺寸精度高、尺寸稳定性好。
所述隔离网53采用热压方式接合于所述收容壳51。
所述上盖1包括对应所述导声通道42区域的壳体壁11，所述壳体壁11设有凹槽12，所述收容壳51设置于所述凹槽12内。
本实用新型提供的扬声器箱在导声通道内设置吸声装置，所述吸声装置包括收容壳、填充于所述收容壳内的吸声粉料和封合所述收容壳的隔离网，所述隔离网将所述吸声粉料封合于所述收容壳内。吸声装置的尺寸精度可以得到保证，解决了现有技术吸音棉尺寸精度很难满足设计要求的不足，扬声器箱可以达到设计的声学指标，声学性能好。
以上所述的仅是本实用新型的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本实用新型创造构思的前提下，还可以做出改进，但这些均属于本实用新型的保护范围。

Claims (5)

1.一种扬声器箱，其包括壳体和收容于所述壳体内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述振膜与所述壳体间隔设置形成前声腔，所述扬声器箱还包括将所述前声腔与外界连通的导声通道，其特征在于，所述扬声器箱还包括设置于所述导声通道内的吸声装置，所述吸声装置包括收容壳、填充于所述收容壳内的吸声粉料和封合所述收容壳的隔离网，所述隔离网将所述吸声粉料封合于所述收容壳内。
2.根据权利要求1所述的扬声器箱，其特征在于，所述隔离网为无纺布、防尘网布、尼龙编织网和金属网其中的一种。
3.根据权利要求1所述的扬声器箱，其特征在于，所述收容壳是由聚碳酸酯塑料或ABS塑料注塑成型。
4.根据权利要求1所述的扬声器箱，其特征在于，所述隔离网采用热压方式接合于所述收容壳。
5.根据权利要求1所述的扬声器箱，其特征在于，所述壳体包括对应所述导声通道区域的壳体壁，所述壳体壁设有凹槽，所述收容壳设置于所述凹槽内。
CN201621173672.3U 2016-10-26 2016-10-26 扬声器箱 Expired - Fee Related CN206149491U (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201621173672.3U CN206149491U (zh) 2016-10-26 2016-10-26 扬声器箱
US15/417,205 US9918161B1 (en) 2016-10-26 2017-01-26 Speaker box

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108430029A (zh) * 2018-05-08 2018-08-21 江西天键电声有限公司 耳机面盖导声管钢网的稳固组装工艺及耳机
CN109068230A (zh) * 2018-08-10 2018-12-21 瑞声科技（南京）有限公司 扬声器箱

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108924710A (zh) * 2018-08-02 2018-11-30 瑞声科技(新加坡)有限公司 扬声器箱
CN109218895B (zh) * 2018-08-02 2020-06-16 瑞声科技(新加坡)有限公司 扬声器箱
CN109831725A (zh) * 2018-12-27 2019-05-31 瑞声科技(新加坡)有限公司 扬声器模组
CN111343544B (zh) * 2020-03-05 2021-07-09 瑞声科技(新加坡)有限公司 发声器件

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1939086A (zh) * 2004-03-31 2007-03-28 松下电器产业株式会社 扬声器装置
CN101027934B (zh) * 2004-08-23 2011-12-14 松下电器产业株式会社 扬声器系统
CN206341395U (zh) * 2016-10-26 2017-07-18 瑞声科技(新加坡)有限公司 扬声器箱

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108430029A (zh) * 2018-05-08 2018-08-21 江西天键电声有限公司 耳机面盖导声管钢网的稳固组装工艺及耳机
CN108430029B (zh) * 2018-05-08 2021-02-26 天键电声股份有限公司 耳机面盖导声管钢网的稳固组装方法及耳机
CN109068230A (zh) * 2018-08-10 2018-12-21 瑞声科技（南京）有限公司 扬声器箱

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