WO2021012206A1 - 扬声器箱及移动终端 - Google Patents

扬声器箱及移动终端 Download PDF

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Publication number
WO2021012206A1
WO2021012206A1 PCT/CN2019/097420 CN2019097420W WO2021012206A1 WO 2021012206 A1 WO2021012206 A1 WO 2021012206A1 CN 2019097420 W CN2019097420 W CN 2019097420W WO 2021012206 A1 WO2021012206 A1 WO 2021012206A1
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WO
WIPO (PCT)
Prior art keywords
speaker box
heat
acoustic cavity
front acoustic
output end
Prior art date
Application number
PCT/CN2019/097420
Other languages
English (en)
French (fr)
Inventor
黄兴志
柳林
童迪江
张哲�
吴军
陈志臣
印兆宇
Original Assignee
瑞声声学科技(深圳)有限公司
瑞声科技(新加坡)有限公司
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Publication date
Application filed by 瑞声声学科技(深圳)有限公司, 瑞声科技(新加坡)有限公司 filed Critical 瑞声声学科技(深圳)有限公司
Publication of WO2021012206A1 publication Critical patent/WO2021012206A1/zh

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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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/11—Aspects regarding the frame of loudspeaker transducers

Definitions

  • This application relates to the technical field of electro-acoustic conversion, in particular to a speaker box and a mobile terminal using the speaker box.
  • the related art speaker box includes an upper cover, a lower cover that cooperates with the upper cover to form an accommodating space, and a speaker unit accommodated in the accommodating space.
  • the speaker unit includes a diaphragm for vibrating and sounding.
  • the accommodating space includes a front acoustic cavity formed by the diaphragm and the upper cover and a rear cavity opposite to the front acoustic cavity.
  • the technical problem to be solved by this application is to provide a speaker box that can utilize the heat dissipation function of the front sound cavity in view of the defect that the related art speaker box causes waste to the cooling function of the front sound cavity.
  • the present application provides a speaker box, which includes an upper cover, a lower cover that cooperates with the upper cover to form an accommodation space, and a speaker unit accommodated in the accommodation space, the speaker unit including A diaphragm for vibrating and sounding, the containing space includes a front acoustic cavity formed by the diaphragm and the upper cover spaced apart and a rear cavity opposite to the front acoustic cavity, and the speaker box further includes a heat generating component Heat is introduced into the heat-conducting element of the front acoustic cavity, the heat-conducting element includes an input end connected to the heating component and an output end arranged in the front acoustic cavity, the output end being ring-shaped and sandwiched between the speaker unit Between the body and the upper cover.
  • the upper cover includes a top wall disposed opposite to the lower cover, side walls extending from the periphery of the top wall in the direction of the lower cover, and extending from the top wall in the direction of the lower cover.
  • a supporting wall for fixing the speaker unit, and the output end is sandwiched between the supporting wall and the diaphragm.
  • the diaphragm includes a spherical top, a folding ring portion extending outward from the spherical top, and a fixing portion extending outward from the folding ring portion, and the output end is sandwiched between the fixing portion and the fixed portion. Between the supporting walls.
  • the supporting wall is provided with a groove formed from a surface close to the receiving space toward a direction away from the receiving space, and the output end portion of the heat conducting member is accommodated in the groove.
  • the side wall is provided with a through hole that communicates the groove with the outside
  • the heat conducting member further includes a connecting portion connecting the input end and the output end, and the connecting portion passes through the through hole and The input end is connected, and the input end, the output end and the connecting part are integrally formed.
  • the heat conducting element is a solid structure.
  • the heat conducting member has a hollow area, and the hollow area is filled with condensate.
  • a mobile terminal includes a housing with an accommodating space, a heat generating component accommodated in the accommodating space, and the speaker box as shown in any one of the above, and the speaker box is accommodated in the accommodating space.
  • the heating component is a central processing unit or a battery.
  • the speaker box of the present application is provided with the heat-conducting member, and uses the heat-conducting member to guide the heat generated by the external heating component into the front acoustic cavity. Because the front acoustic cavity has good heat dissipation performance, The heat-generating component can be dissipated through the heat-conducting element; by setting the output end in a ring shape, the heat dissipation area of the heat-conducting element is increased, and the heat dissipation efficiency of the speaker box is improved.
  • Figure 1 is a schematic diagram of the three-dimensional structure of the speaker box provided by this application.
  • Figure 2 is an exploded schematic diagram of the three-dimensional structure of the speaker provided by this application.
  • Figure 3 is a cross-sectional view of the speaker box shown in Figure 1 along the line A-A;
  • Fig. 4 is a schematic diagram of the three-dimensional structure of the speaker box provided by this application with the lower cover removed;
  • Fig. 5 is an exploded schematic view of the three-dimensional structure of the speaker box shown in Fig. 4;
  • Figure 6 is a cross-sectional view of the speaker box shown in Figure 4 along the line B-B;
  • Figure 7 is an enlarged view of part C of the speaker box shown in Figure 6;
  • FIG. 8 is a schematic diagram of the three-dimensional structure of the mobile terminal provided by this application.
  • the present application provides a speaker box 100.
  • the speaker box 100 includes an upper cover 10, a lower cover 30 that cooperates with the upper cover 10 to form an accommodating space, and a speaker box that is accommodated in the accommodating space.
  • the speaker unit 50 and the heat-conducting member 70 that guides the heat generated by the heating component into the speaker box 100.
  • the heat conducting member 70 includes an input terminal 71 connected to the heating component, an output terminal 73 disposed in the receiving space, and a connecting portion 75 connecting the input terminal 71 and the output terminal 73.
  • the output terminal 73 has a ring shape and is sandwiched between the speaker unit 50 and the upper cover 10.
  • the input end 71, the output end 73, and the connecting portion 75 are integrally formed.
  • the connection stability between the input terminal 71, the output terminal 73 and the connecting portion 75 is increased.
  • the heat dissipation area of the heat conducting member 70 is increased, thereby improving the heat dissipation efficiency of the speaker box 100.
  • the speaker unit 50 includes a diaphragm 51 for vibrating and sounding, and the receiving space includes a front acoustic cavity 101 formed by the diaphragm 51 and the upper cover 10 spaced apart, and a rear cavity opposite to the front acoustic cavity 101 102.
  • the output terminal 73 is disposed in the front acoustic cavity 101, and the heat conducting member 70 is used to conduct the heat generated by the heating component to the front acoustic cavity 101.
  • the diaphragm 51 includes a dome portion 511, a folding ring portion 513 extending outward from the dome portion 511, and a fixing portion 515 extending outward from the folding ring portion 513. Further, the output end 73 is sandwiched between the fixing portion 515 and the upper cover 10.
  • the upper cover 10 includes a top wall 11 disposed opposite to the lower cover 30, a side wall 13 extending from the periphery of the top wall 11 in the direction of the lower cover 30, and a side wall 13 extending from the top wall 11 toward the lower cover 30.
  • the cover 30 extends in the direction and is used to fix the supporting wall 15 of the speaker unit 50. Further, the output end 73 is sandwiched between the supporting wall 15 and the diaphragm 51.
  • the top wall 11 includes a steel plate 111 arranged directly opposite to the speaker unit 50.
  • the side wall 13 is provided with a through hole 131 and a sound guide channel 133 connecting the front acoustic cavity 101 with the outside.
  • the heat conducting member 70 enters the front acoustic cavity 101 through the through hole 131.
  • the supporting wall 15 is provided with a groove 151 formed from a surface close to the receiving space toward a direction away from the receiving space.
  • the supporting wall 15 includes a first surface 1511, a second surface 1513 opposite to the first surface 1511 and a second surface 1513 surrounding the groove 151 and arranged opposite to the fixing portion 515, and is connected to the first surface 1511.
  • the second surface 1513 and the plane where the fixing portion 515 is located are the same plane, and the output end 73 is fixedly connected to the fixing portion 515 and the second surface 1513 on the side close to the lower cover 30, so The output terminal 73 is fixedly connected to the first surface 1511 on a side away from the lower cover 30. In other words, the output terminal 73 is partially received in the groove 151.
  • the through hole 131 provided in the side wall 13 communicates the groove 151 with the outside, and the connecting portion 75 of the heat conducting member 70 passes through the through hole 131 and the input end 71 connections.
  • the heat conducting member 70 is a solid structure.
  • the heat-conducting element 70 may be a hollow structure, the heat-conducting element 70 has a hollow area, and the hollow area is filled with condensate to increase the heat dissipation effect of the heat-conducting element 70.
  • the heat-conducting member 70 can also be any other structure that can conduct heat, that is, only the heat-conducting member 70 needs to be provided to conduct the heat of the heating component to the front acoustic cavity 101 and pass through the front acoustic cavity 101. Just realize heat dissipation.
  • the working principle of the heat dissipation of the loudspeaker box 100 When the loudspeaker box 100 is working in heat dissipation, it can input a lower frequency (lower than 1000Hz) pulse signal to drive the diaphragm 51 to vibrate. Under the pulse signal, the The diaphragm 51 only vibrates, but does not emit sound. The vibration of the diaphragm 51 pushes the air in the front acoustic cavity 101 to convection with the air outside the speaker box 100 to realize air cooling and heat dissipation.
  • a lower frequency pulse signal can be input separately, so that the speaker box 100 is only used for heat dissipation.
  • the lower frequency pulse signal can be superimposed into the music signal. Since the pulse signal is ultra-low frequency, it will not be heard by the human ear and will not affect the speaker. Box 100 playback effect.
  • the diaphragm 51 vibrates in a direction close to the top wall 11, the relatively hot air introduced into the front acoustic cavity 101 by the heat conducting member 70 is discharged out of the speaker box 100, and the vibration When the membrane 51 vibrates in a direction away from the top wall 11, the relatively cold air outside the speaker box 100 is sucked into the front acoustic cavity 101, thereby reciprocating heat dissipation effect.
  • the present application also provides a mobile terminal 200, which includes a housing 210 with an accommodation space, a heating component 220 housed in the housing 210, and the speaker box 100.
  • the heat conducting member 70 of the speaker box 100 is connected to the heating member 220, the heat generated by the heating member 220 is transmitted to the speaker box 100 through the heat conducting member 70, and the speaker box 100 passes through the The vibration of the diaphragm 51 performs air cooling and heat dissipation.
  • the housing 210 is provided with a sound hole 211, the sound hole 211 is in communication with the sound guide channel 133, and the speaker box 100 emits sound through the sound hole 211 and passes through the sound hole 211 The hot air is exhausted from the mobile terminal 200.
  • the heating component 220 is a central processing unit.
  • the heating component 220 may be a battery or any component in the mobile terminal 200 that requires heat dissipation.
  • the heat conducting member 70 is only connected to the central processing unit.
  • the heat-conducting member 70 can be connected to multiple components that need heat dissipation, such as a central processing unit, a battery or any other components that need heat dissipation. The components dissipate heat.
  • the speaker box 100 of the present application is provided with the heat-conducting member 70, and uses the heat-conducting member 70 to guide the heat generated by the external heating components into the front acoustic cavity 101, because the front acoustic cavity 101 has a good
  • the heat dissipation performance of the heat-conducting member 70 can be used to dissipate the heat-generating components; by setting the output end 73 in a ring shape, the heat dissipation area of the heat-conducting member 70 is increased, and the heat dissipation efficiency of the speaker box 100 is improved.

Abstract

本申请提供了一种扬声器箱，包括上盖、与所述上盖配合形成收容空间的下盖以及收容于所述收容空间内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述收容空间包括由所述振膜与所述上盖间隔形成前声腔及与所述前声腔相对的后腔，所述扬声器箱还包括将发热部件产生的热量导入所述前声腔的导热件，所述导热件包括与所述发热部件连接的输入端及设置于所述前声腔的输出端，所述输出端呈环状且夹设于所述扬声器单体与所述上盖之间。与相关技术相比，本申请提供的扬声器箱能够利用所述导热件将外部发热部件的热量引入所述前声腔内，并利用所述前声腔的低温性能对发热部件进行散热。

Description

扬声器箱及移动终端 技术领域
本申请涉及电声转换技术领域，具体涉及一种扬声器箱及使用该扬声器箱的移动终端。
背景技术                                                   
随着移动互联网时代的到来，智能移动设备的数量不断上升，而在众多移动设备之中，手机无疑是最常见、最便携的移动终端设备，目前，手机的功能极其多样，其中之一便是高品质的音乐功能，因此，用于播放声音的扬声器箱被大量应用到现在的智能移动设备之中。
相关技术的扬声器箱包括上盖、与所述上盖配合形成收容空间的下盖以及收容于所述收容空间内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述收容空间包括由所述振膜与所述上盖间隔形成前声腔及与所述前声腔相对的后腔。在所述扬声器单体的工作过程中，随着所述振膜的振动，使得所述前声腔内的气体产生流动，进而降低了所述前声腔内的温度。
然而，相关技术的扬声器箱往往没有设置结构来利用所述前声腔的低温。从而对前声腔的冷却功能造成了浪费。
因此，针对相关技术的扬声器箱对所述前声腔的冷却功能造成了浪费的缺陷，有必要提供一种新的能够利用所述前声腔的散热功能的扬声器箱来解决上述问题。
 技术问题
本申请要解决的技术问题是针对相关技术的扬声器箱对所述前声腔的冷却功能造成了浪费的缺陷，提供一种能够利用所述前声腔的散热功能的扬声器箱。
 技术解决方案
为了解决上述技术问题，本申请提供了一种扬声器箱，包括上盖、与所述上盖配合形成收容空间的下盖以及收容于所述收容空间内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述收容空间包括由所述振膜与所述上盖间隔形成的前声腔及与所述前声腔相对的后腔，所述扬声器箱还包括将发热部件产生的热量导入所述前声腔的导热件，所述导热件包括与所述发热部件连接的输入端及设置于所述前声腔的输出端，所述输出端呈环状且夹设于所述扬声器单体与所述上盖之间。
优选的，所述上盖包括与所述下盖相对设置的顶壁、自所述顶壁的周缘向所述下盖方向延伸的侧壁及自所述顶壁向所述下盖方向延伸且用于固定所述扬声器单体的支撑壁，所述输出端夹设于所述支撑壁与所述振膜之间。
优选的，所述振膜包括球顶部、自所述球顶部向外延伸的折环部及自所述折环部向外延伸的固定部，所述输出端夹设于所述固定部与所述支撑壁之间。
优选的，所述支撑壁设有自其靠近所述收容空间的表面向远离所述收容空间方向凹陷形成的凹槽，所述导热件的输出端部分收容于所述凹槽内。
优选的，所述侧壁设有连通所述凹槽与外界的贯穿孔，所述导热件还包括连接所述输入端与所述输出端的连接部，所述连接部穿过所述贯穿孔与所述输入端连接，所述输入端、所述输出端及所述连接部一体成型。
优选的，所述导热件为实心结构。
优选的，所述导热件具有中空区域，所述中空区域内填充冷凝液。
一种移动终端，包括具有容纳空间的壳体，收容于所述容纳空间内的发热部件以及如上述任一项所示的扬声器箱，所述扬声器箱收容于所述容纳空间内。
优选的，发热部件为中央处理器或电池。
 有益效果
与相关技术相比，本申请的扬声器箱通过设置所述导热件，并利用所述导热件将外部发热部件产生的热量导入所述前声腔内，因所述前声腔具有良好的散热性能，从而可以通过所述导热件对发热部件进行散热；通过将所述输出端设置为环状，增加了导热件的散热面积，提升了所述扬声器箱的散热效率。
 附图说明
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1为本申请提供的扬声器箱的立体结构示意图；
图2为本申请提供的扬声器想的立体结构分解示意图；
图3为图1所示的扬声器箱沿A-A线的剖视图；
图4为本申请提供的扬声器箱去掉下盖后的立体结构示意图；
图5为图4所示的扬声器箱的立体结构分解示意图；
图6为图4所示的扬声器箱沿B-B线的剖视图；
图7为图6所示的扬声器箱的C部分放大图；
图8为本申请提供的移动终端的立体结构示意图。
 本发明的最佳实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本发明的一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。
请参阅图1至图7，本申请提供了一种扬声器箱100，所述扬声器箱100包括上盖10、与所述上盖10配合形成收容空间的下盖30、收容于所述收容空间的扬声器单体50及将发热部件产生的热量导入所述扬声器箱100的导热件70。
所述导热件70包括与所述发热部件连接的输入端71、设置于所述收容空间的输出端73及连接所述输入端71与所述输出端73的连接部75。所述输出端73呈环状且夹设于所述扬声器单体50与所述上盖10之间。
在本实施方式中，所述输入端71、所述输出端73及所述连接部75一体成型。从而增加了所述输入端71、所述输出端73及所述连接部75之间的连接稳定性。同时，通过将所述输出端73设置成环状，增加了所述导热件70的散热面积，从而提升了所述扬声器箱100的散热效率。
所述扬声器单体50包括用于振动发声的振膜51，所述收容空间包括由所述振膜51与所述上盖10间隔形成的前声腔101及与所述前声腔101相对的后腔102。其中，所述输出端73设置于所述前声腔101，所述导热件70用于将所述发热部件产生的热量传导至所述前声腔101。
具体的，所述振膜51包括球顶部511、自所述球顶部511向外延伸的折环部513及自所述折环部513向外延伸的固定部515。进一步的，所述输出端73夹设于所述固定部515与所述上盖10之间。
所述上盖10包括与所述下盖30相对设置的顶壁11、自所述顶壁11的周缘向所述下盖30方向延伸的侧壁13及自所述顶壁11向所述下盖30方向延伸且用于固定所述扬声器单体50的支撑壁15。进一步的，所述输出端73夹设于所述支撑壁15与所述振膜51之间。
具体的，所述顶壁11包括与所述扬声器单体50正对设置的钢板111。
所述侧壁13设有连通所述前声腔101与外界的贯穿孔131及导声通道133。所述导热件70通过所述贯穿孔131进入所述前声腔101。
所述支撑壁15设有自其靠近所述收容空间的表面向远离所述收容空间方向凹陷形成的凹槽151。其中，所述支撑壁15包括围设成所述凹槽151且与所述固定部515相对设置的第一表面1511、与所述第一表面1511相对的第二表面1513及连接所述第一表面1511和所述第二表面1513的第三表面1515。
所述第二表面1513与所述固定部515所在的平面为同一平面，所述输出端73靠近所述下盖30的一侧与所述固定部515及所述第二表面1513固定连接，所述输出端73远离所述下盖30的一侧与所述第一表面1511固定连接。也就是说，所述输出端73部分收容于所述凹槽151内。
需要说明的是，设置于所述侧壁13的所述贯穿孔131连通所述凹槽151与外界，所述导热件70的所述连接部75穿过所述贯穿孔131与所述输入端71连接。
在本实施例中，所述导热件70为实心结构。当然，在其他实施例中，所述导热件70可为空心结构，所述导热件70具有中空区域，且所述中空区域中填充有冷凝液，增加所述导热件70的散热效果。甚至，所述导热件70还可为其他任意能实现传导热量的结构，即只需设置所述导热件70将所述发热部件的热量传导至所述前声腔101中，通过所述前声腔101实现散热即可。
所述扬声器箱100散热的工作原理：所述扬声器箱100在散热工作时，可输入较低频（低于1000Hz）的脉冲信号，驱动所述振膜51振动，在该脉冲信号下，所述振膜51仅会振动，但不会发出声音，所述振膜51振动推动前声腔101内的空气与所述扬声器箱100外的空气对流，实现风冷散热。在所述扬声器箱100不执行播放声音任务时可单独输入较低频的脉冲信号，让所述扬声器箱100仅用于散热。而在所述扬声器箱100执行播放声音任务时可将较低频的脉冲信号叠加进音乐信号中，由于该脉冲信号为超低频，将不会被人耳听到，不会影响到所述扬声器箱100的播放效果。
具体的，所述振膜51在向靠近所述顶壁11方向振动时，将由所述导热件70引入所述前声腔101中的相对较热空气排出所述扬声器箱100外，而所述振膜51在向远离所述顶壁11方向振动时，将所述扬声器箱100外相对较冷的空气往所述前声腔101内吸入，以此往复实现散热效果。
请结合参阅图8。同时本申请还提供了一种移动终端200，其包括具有容纳空间的外壳210、收容于所述外壳210内的发热部件220和所述扬声器箱100。所述扬声器箱100的所述导热件70与所述发热部件220连接，所述发热部件220产生的热量通过所述导热件70传输至所述扬声器箱100中，所述扬声器箱100通过所述振膜51的振动进行风冷散热。
所述外壳210上设有出声孔211，所述出声孔211与所述导声通道133连通，所述扬声器箱100通过所述出声孔211出声，并通过所述出声孔211将热空气排出所述移动终端200。
在本实施例中，所述发热部件220为中央处理器。当然，在其他实施例中，所述发热部件220可为电池或所述移动终端200中任意需要散热的部件。
需要说明的是，在本实施例中所述导热件70仅连接有中央处理器。当然，在其他实施例中，所述导热件70可同时连接多个需要散热的部件，如中央处理器、电池或其他任意需要散热的部件，通过一个所述扬声器箱100对多个需要散热的部件进行散热。
与相关技术相比，本申请的扬声器箱100通过设置所述导热件70，并利用所述导热件70将外部发热部件产生的热量导入所述前声腔101内，因所述前声腔101具有良好的散热性能，从而可以通过所述导热件70对发热部件进行散热；通过将所述输出端73设置为环状，增加了导热件70的散热面积，提升了所述扬声器箱100的散热效率。
以上所述仅为本申请的实施例，并非因此限制本申请的专利范围，凡是利用本申请说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本申请的专利保护范围内。
 本发明的实施方式
在此处键入本发明的实施方式描述段落。
 工业实用性
在此处键入工业实用性描述段落。
 序列表自由内容
在此处键入序列表自由内容描述段落。

Claims (9)

  1. 一种扬声器箱，包括上盖、与所述上盖配合形成收容空间的下盖以及收容于所述收容空间内的扬声器单体，所述扬声器单体包括用于振动发声的振膜，所述收容空间包括由所述振膜与所述上盖间隔形成的前声腔及与所述前声腔相对的后腔，其特征在于，所述扬声器箱还包括将发热部件产生的热量导入所述前声腔的导热件，所述导热件包括与所述发热部件连接的输入端及设置于所述前声腔的输出端，所述输出端呈环状且夹设于所述扬声器单体与所述上盖之间。
  2. 根据权利要求1所述的扬声器箱，其特征在于，所述上盖包括与所述下盖相对设置的顶壁、自所述顶壁的周缘向所述下盖方向延伸的侧壁及自所述顶壁向所述下盖方向延伸且用于固定所述扬声器单体的支撑壁，所述输出端夹设于所述支撑壁与所述振膜之间。
  3. 根据权利要求2所述的扬声器箱，其特征在于，所述振膜包括球顶部、自所述球顶部向外延伸的折环部及自所述折环部向外延伸的固定部，所述输出端夹设于所述固定部与所述支撑壁之间。
  4. 根据权利要求3所述的扬声器箱，其特征在于，所述支撑壁设有自其靠近所述收容空间的表面向远离所述收容空间方向凹陷形成的凹槽，所述导热件的输出端部分收容于所述凹槽内。
  5. 根据权利要求4所述的扬声器箱，其特征在于，所述侧壁设有连通所述凹槽与外界的贯穿孔，所述导热件还包括连接所述输入端与所述输出端的连接部，所述连接部穿过所述贯穿孔与所述输入端连接，所述输入端、所述输出端及所述连接部一体成型。
  6. 根据权利要求5所述的扬声器箱，其特征在于，所述导热件为实心结构
  7. 根据权利要求5所述的扬声器箱，其特征在于，所述导热件具有中空区域，所述中空区域内填充冷凝液。
  8. 一种移动终端，包括具有容纳空间的壳体，收容于所述容纳空间内的发热部件以及如权利要求1-7任一项所示的扬声器箱，所述扬声器箱收容于所述容纳空间内。
  9. 根据权利要求8所述的移动终端，其特征在于，发热部件为中央处理器或电池。
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