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CN205946113U - Active speaker - Google Patents

Publication number

CN205946113U

CN205946113U CN201620787260.2U CN201620787260U CN205946113U CN 205946113 U CN205946113 U CN 205946113U CN 201620787260 U CN201620787260 U CN 201620787260U CN 205946113 U CN205946113 U CN 205946113U

Authority

CN

China

Prior art keywords

speaker

woofer

audio amplifier

loudspeaker

planar diaphragm

Prior art date

2016-07-25

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

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技术领域technical field

本实用新型涉及音箱技术领域，尤其涉及一种有源音箱。The utility model relates to the technical field of sound boxes, in particular to an active sound box.

背景技术Background technique

有源音箱(Active Speaker)又称为“主动式音箱”，通常是指带有功率放大器的音箱，如多媒体电脑音箱、有源超低音箱、以及一些新型的家庭影院有源音箱等。有源音箱由于内置了功放电路，使用者不必考虑与放大器匹配的问题，同时也便于用较低电平的音频信号直接驱动。Active speakers, also known as "active speakers", usually refer to speakers with power amplifiers, such as multimedia computer speakers, active subwoofers, and some new home theater active speakers. Since the active speaker has a built-in power amplifier circuit, the user does not have to consider the problem of matching with the amplifier, and it is also convenient to directly drive it with a lower level audio signal.

目前，市面上有源音箱全部都采用动圈式扬声器,而由于动圈扬声器本身的局限性,动圈式扬声器在高频区域会因为分割振动而产生失真,即不能对声音进行完全的还原。At present, all active speakers on the market use dynamic speakers, and due to the limitations of the dynamic speakers themselves, the dynamic speakers will be distorted in the high-frequency region due to the split vibration, that is, the sound cannot be completely restored.

实用新型内容Utility model content

本实用新型的目的在于提供一种能够更好地还原高音部分的声音的有源音箱。The purpose of the utility model is to provide an active speaker that can better restore the sound of the high-pitched part.

为达此目的，本实用新型采用以下技术方案：For this purpose, the utility model adopts the following technical solutions:

本实用新型提供一种有源音箱，包括高音扬声器，高音扬声器为平面振膜扬声器。The utility model provides an active sound box, which comprises a tweeter, and the tweeter is a planar diaphragm speaker.

根据本实用新型，平面振膜扬声器为螺旋增压平面振膜扬声器。According to the utility model, the planar diaphragm speaker is a spiral supercharged planar diaphragm speaker.

根据本实用新型，还包括：音箱面板，音箱面板中设有高音扬声器安装孔，平面振膜扬声器封堵高音扬声器安装孔并与音箱面板连接，平面振膜扬声器的声音辐射方向朝向音箱面板的前方。According to the utility model, it also includes: a sound box panel, a tweeter installation hole is arranged in the sound box panel, the planar diaphragm speaker blocks the tweeter installation hole and is connected with the sound box panel, and the sound radiation direction of the planar diaphragm speaker is toward the front of the sound box panel .

根据本实用新型，高音扬声器安装孔为阶梯孔，平面振膜扬声器的表面与阶梯孔的阶梯面粘接。According to the utility model, the mounting hole of the tweeter is a stepped hole, and the surface of the planar diaphragm speaker is bonded to the stepped surface of the stepped hole.

根据本实用新型，还包括：低音扬声器，在低音扬声器的两侧分别设置一个平面振膜扬声器。According to the utility model, it also includes: a woofer, and a planar diaphragm speaker is respectively arranged on both sides of the woofer.

根据本实用新型，音箱面板上设有低音扬声器安装孔，低音扬声器封堵低音扬声器安装孔并与音箱面板连接，低音扬声器的声音辐射方向朝向音箱面板的前方。According to the utility model, the speaker panel is provided with a woofer installation hole, the woofer blocks the woofer installation hole and is connected with the speaker panel, and the sound radiation direction of the woofer is towards the front of the speaker panel.

根据本实用新型，两个高音扬声器安装孔的中心关于低音扬声器 安装孔的中心线对称布置。According to the utility model, the centers of the two tweeter installation holes are arranged symmetrically about the center line of the bass speaker installation hole.

根据本实用新型，低音扬声器为动圈式扬声器，低音扬声器通过螺纹件与音箱面板连接。According to the utility model, the woofer is a moving coil speaker, and the woofer is connected with the sound box panel through a screw.

根据本实用新型，低音扬声器安装孔的尺寸大于高音扬声器安装孔，并且两个平面振膜扬声器的规格相同。According to the utility model, the size of the installation hole of the woofer is larger than that of the tweeter, and the specifications of the two planar diaphragm speakers are the same.

根据本实用新型，螺旋增压平面振膜扬声器包括振动系统以及磁场系统，振动系统采用双面螺旋音圈振动系统，双面螺旋音圈振动系统包括振膜以及分别设置在振膜两侧面的正面螺旋绕线板以及背面螺旋绕线板，正面螺旋绕线板与背面螺旋绕线板在振膜中部相连接，且螺旋绕线板盘绕方向相反的布置在振膜两侧表面，磁场系统为两个，分别在振膜两侧同轴设置。According to the utility model, the spiral supercharged planar diaphragm speaker includes a vibration system and a magnetic field system. The vibration system adopts a double-sided spiral voice coil vibration system. The spiral winding board and the back spiral winding board, the front spiral winding board and the back spiral winding board are connected in the middle of the diaphragm, and the spiral winding boards are arranged on both sides of the diaphragm with the opposite coiling direction, the magnetic field system is two One, set coaxially on both sides of the diaphragm respectively.

本实用新型的上述技术方案具有如下优点：The above-mentioned technical scheme of the utility model has the following advantages:

本实用新型的有源音箱包括高音扬声器，高音扬声器为平面振膜扬声器。平面振膜扬声器在工作时，其振膜的每个点的振动幅度都相同，因此它无论在低频还是高频都没有分割振动产生。由此，采用平面振膜扬声器作为高音扬声器，使得有源音箱能够更好地还原高音部分的声音。The active sound box of the utility model includes a tweeter, and the tweeter is a planar diaphragm speaker. When the planar diaphragm speaker is working, the vibration amplitude of each point of its diaphragm is the same, so it has no split vibration at low frequency or high frequency. Therefore, the use of the planar diaphragm speaker as the tweeter enables the active speaker to better restore the sound of the treble part.

附图说明Description of drawings

图1是本实用新型具体实施方式提供的有源音箱的立体示意图；Fig. 1 is the three-dimensional schematic diagram of the active speaker provided by the specific embodiment of the utility model;

图2是图1中的有源音箱的爆炸示意图；Fig. 2 is a schematic diagram of explosion of the active speaker in Fig. 1;

图3是图1中的有源音箱的正面示意图；Fig. 3 is a schematic front view of the active speaker in Fig. 1;

图4是图1中的有源音箱的内部结构示意图。FIG. 4 is a schematic diagram of the internal structure of the active speaker in FIG. 1 .

图中：In the picture:

1：平面振膜扬声器；2：音箱面板；3：高音扬声器安装孔；4：低音扬声器；5：低音扬声器安装孔；6：音箱后腔；7：凸台。1: planar diaphragm speaker; 2: speaker panel; 3: tweeter mounting hole; 4: woofer; 5: woofer mounting hole; 6: speaker rear cavity; 7: boss.

具体实施方式detailed description

下面结合附图并通过具体实施方式来进一步说明本实用新型的技术方案。The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

实施例一Embodiment one

参照图1至图4，在本实施例中，提供一种有源音箱，该有源音 箱包括高音扬声器，高音扬声器为平面振膜扬声器1。平面振膜扬声器1在工作时，其振膜的每个点的振动幅度都相同，因此它无论在低频还是高频都没有分割振动产生。由此，采用平面振膜扬声器1作为高音扬声器，使得有源音箱能够更好地还原高音部分的声音。With reference to Fig. 1 to Fig. 4, in the present embodiment, provide a kind of active sound box, this active sound box comprises tweeter, and tweeter is planar diaphragm speaker 1. When the planar diaphragm speaker 1 is working, the vibration amplitude of each point of its diaphragm is the same, so it does not generate split vibration no matter in low frequency or high frequency. Therefore, the planar diaphragm speaker 1 is used as the tweeter, so that the active speaker can better restore the sound of the treble part.

进一步，在本实施例中，有源音箱还包括音箱外壳和低音扬声器4，音箱外壳由音箱面板2和音箱后腔6组成。在低音扬声器4的两侧分别设置一个平面振膜扬声器1，由此，本实施例的有源音箱包括一个低音扬声器4和两个高音扬声器(平面振膜扬声器1)。Further, in this embodiment, the active sound box also includes a sound box shell and a woofer 4 , and the sound box shell is composed of a sound box panel 2 and a sound box rear chamber 6 . A planar diaphragm speaker 1 is respectively arranged on both sides of the woofer 4 , thus, the active sound box of this embodiment includes a woofer 4 and two tweeters (planar diaphragm speaker 1 ).

具体地，音箱面板2中设有高音扬声器安装孔3，高音扬声器安装孔3是连通音箱面板2前方空间和后方空间的通孔。平面振膜扬声器1与音箱面板2连接以固定在音箱外壳上，且平面振膜扬声器1的声音辐射方向朝向音箱面板2的前方。并且，平面振膜扬声器1封堵高音扬声器安装孔3，即平面振膜扬声器1防止音箱面板2前方空间和后方空间经高音扬声器安装孔3连通。其中，音箱面板2的后方即为音箱外壳内部，相应地，音箱面板2的前方为音箱外壳的外部。Specifically, the speaker panel 2 is provided with a tweeter installation hole 3 , and the tweeter installation hole 3 is a through hole connecting the front space and the rear space of the speaker panel 2 . The planar diaphragm speaker 1 is connected to the sound box panel 2 to be fixed on the sound box casing, and the sound radiation direction of the planar diaphragm speaker 1 is toward the front of the sound box panel 2 . Moreover, the planar diaphragm speaker 1 blocks the tweeter installation hole 3 , that is, the planar diaphragm speaker 1 prevents the space in front of the speaker panel 2 from communicating with the rear space through the tweeter installation hole 3 . Wherein, the rear of the sound box panel 2 is the inside of the sound box casing, and correspondingly, the front of the sound box panel 2 is the outside of the sound box casing.

更具体地，在本实施例中，参照图4，高音扬声器安装孔3为阶梯孔，该阶梯孔的内表面形成阶梯面，该阶梯面包括依次连接的第一面、第二面和第三面，第一面与第二面垂直，第二面与第三面垂直。平面振膜扬声器1的表面与该阶梯面粘接。More specifically, in this embodiment, referring to FIG. 4 , the tweeter installation hole 3 is a stepped hole, and the inner surface of the stepped hole forms a stepped surface, and the stepped surface includes a first surface, a second surface and a third surface connected in sequence. The first plane is perpendicular to the second plane, and the second plane is perpendicular to the third plane. The surface of the planar diaphragm speaker 1 is bonded to the stepped surface.

具体地，音箱面板2上设有低音扬声器安装孔5，低音扬声器安装孔5是连通音箱面板2前方空间和后方空间的通孔。低音扬声器4与音箱面板2连接以固定在音箱外壳上，且低音扬声器4的声音辐射方向朝向音箱面板2的前方。低音扬声器4封堵低音扬声器安装孔5，即低音扬声器4防止音箱面板2前方空间和后方空间经低音扬声器安装孔5连通。更加具体地，音箱面板2围绕低音扬声器安装孔5形成凸台7，低音扬声器4通过螺纹件(例如螺钉)与该凸台7连接，进而与音箱面板2连接。Specifically, the speaker panel 2 is provided with a woofer installation hole 5 , and the woofer installation hole 5 is a through hole connecting the front space and the rear space of the speaker panel 2 . The woofer 4 is connected to the sound box panel 2 to be fixed on the sound box casing, and the sound radiation direction of the woofer 4 is toward the front of the sound box panel 2 . The woofer 4 blocks the woofer mounting hole 5, that is, the woofer 4 prevents the space in front of the speaker panel 2 from communicating with the rear space through the woofer mounting hole 5. More specifically, the sound box panel 2 forms a boss 7 around the woofer installation hole 5 , and the woofer 4 is connected to the boss 7 through screw parts (such as screws), and then connected to the sound box panel 2 .

在本实施例中，两个高音扬声器安装孔3的中心关于低音扬声器安装孔5的中心线对称布置。如果该有源音箱的长度大于高度，那么两个高音扬声器安装孔3的中心关于低音扬声器安装孔5的竖直中心 线对称布置；如果该有源音箱的高度大于长度，那么两个高音扬声器安装孔3的中心关于低音扬声器安装孔5的水平中心线对称布置。In this embodiment, the centers of the two tweeter installation holes 3 are arranged symmetrically with respect to the center line of the woofer installation hole 5 . If the length of the active speaker is greater than the height, then the centers of the two tweeter mounting holes 3 are arranged symmetrically about the vertical centerline of the woofer mounting hole 5; if the height of the active speaker is greater than the length, then the two tweeters are installed The centers of the holes 3 are arranged symmetrically with respect to the horizontal center line of the woofer mounting hole 5 .

进一步，低音扬声器安装孔5的尺寸大于高音扬声器安装孔3，低音扬声器4的尺寸大于平面振膜扬声器1的尺寸。Further, the size of the woofer installation hole 5 is larger than that of the tweeter installation hole 3 , and the size of the woofer 4 is larger than that of the planar diaphragm speaker 1 .

更进一步，低音扬声器4为动圈式扬声器，平面振膜扬声器1为螺旋增压平面振膜扬声器，并且两个平面振膜扬声器1的规格相同。低音扬声器4和平面振膜扬声器1安装在音箱外壳中，用电线将各扬声器连接起来。Further, the woofer 4 is a dynamic speaker, the planar diaphragm speaker 1 is a spiral supercharged planar diaphragm speaker, and the specifications of the two planar diaphragm speakers 1 are the same. The subwoofer 4 and the planar diaphragm speaker 1 are installed in the sound box casing, and the speakers are connected with wires.

优选地，螺旋增压平面振膜扬声器采用中国专利CN204206457U公开的螺旋增压平面振膜扬声器。该螺旋增压平面振膜扬声器包括振动系统以及磁场系统，振动系统采用双面螺旋音圈振动系统，双面螺旋音圈振动系统包括振膜以及分别设置在振膜两侧面的正面螺旋绕线板以及背面螺旋绕线板，正面螺旋绕线板与背面螺旋绕线板在振膜中部相连接，且螺旋绕线板盘绕方向相反的布置在振膜两侧表面，磁场系统为两个，分别在振膜两侧同轴设置。Preferably, the spiral supercharged planar diaphragm speaker adopts the spiral supercharged planar diaphragm speaker disclosed in Chinese patent CN204206457U. The spiral supercharged planar diaphragm speaker includes a vibration system and a magnetic field system. The vibration system adopts a double-sided spiral voice coil vibration system. The double-sided spiral voice coil vibration system includes a diaphragm and front spiral winding plates respectively arranged on both sides of the diaphragm. And the back spiral winding board, the front spiral winding board and the back spiral winding board are connected in the middle of the diaphragm, and the spiral winding board is arranged on the two sides of the diaphragm with the opposite coiling direction. There are two magnetic field systems, respectively in the The two sides of the diaphragm are arranged coaxially.

以上结合具体实施例描述了本实用新型的技术原理。这些描述只是为了解释本实用新型的原理，而不能以任何方式解释为对本实用新型保护范围的限制。基于此处的解释，本领域的技术人员不需要付出创造性的劳动即可联想到本实用新型的其它具体实施方式，这些方式都将落入本实用新型的保护范围之内。The technical principles of the present utility model have been described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the utility model, and cannot be construed as limiting the protection scope of the utility model in any way. Based on the explanations herein, those skilled in the art can think of other specific implementations of the present utility model without creative work, and these forms will all fall within the protection scope of the present utility model.

1. a kind of active audio amplifier, including high pitch loudspeaker it is characterised in that described high pitch loudspeaker is planar diaphragm speaker (1).

2. active audio amplifier according to claim 1 it is characterised in that

Described planar diaphragm speaker (1) is spiral boosting planar diaphragm speaker.

3. active audio amplifier according to claim 1 and 2 is it is characterised in that also include：

Loudspeaker panel (2), is provided with high pitch loudspeaker installing hole (3), described planar diaphragm speaker in described Loudspeaker panel (2) (1) block described high pitch loudspeaker installing hole (3) and be connected with described Loudspeaker panel (2), described planar diaphragm speaker (1) Acoustic radiating direction is towards the front of described Loudspeaker panel (2).

4. active audio amplifier according to claim 3 it is characterised in that

Described high pitch loudspeaker installing hole (3) is shoulder hole, the surface of described planar diaphragm speaker (1) and described shoulder hole Cascaded surface bonding.

5. active audio amplifier according to claim 3 is it is characterised in that also include：

Woofer (4), is respectively provided with a described planar diaphragm speaker (1) in the both sides of described woofer (4).

6. active audio amplifier according to claim 5 it is characterised in that

Described Loudspeaker panel (2) is provided with woofer installing hole (5), and described woofer (4) blocks described bass and raises Sound device installing hole (5) is simultaneously connected with described Loudspeaker panel (2), and the acoustic radiating direction of described woofer (4) is towards described The front of Loudspeaker panel (2).

7. active audio amplifier according to claim 6 it is characterised in that

The center of two described high pitch loudspeaker installing holes (3) is symmetrical with regard to the centrage of described woofer installing hole (5) Arrangement.

8. active audio amplifier according to claim 6 it is characterised in that

Described woofer (4) is coil-moving speaker, and described woofer (4) passes through screw element and described Loudspeaker panel (2) connect.

9. active audio amplifier according to claim 6 it is characterised in that

The size of described woofer installing hole (5) is more than described high pitch loudspeaker installing hole (3), and two described planes The specification of vibrating membrane loudspeaker (1) is identical.

10. active audio amplifier according to claim 2 it is characterised in that

Described spiral boosting planar diaphragm speaker includes vibrational system and field system, and described vibrational system adopts two-sided spiral shell Rotation voice coil vibrations system, described two-sided spiral voice coil vibrations system includes vibrating diaphragm and is separately positioned on described vibrating diaphragm two sides Front spiral coil plate and back side spiral coil plate, described front spiral coil plate and described back side spiral coil plate are in institute State and be connected in the middle part of vibrating diaphragm, and spiral coil plate disc is around the in opposite direction described vibrating diaphragm both side surface that is arranged in, described magnetic field system Unite as two, be coaxially disposed in described vibrating diaphragm both sides respectively.

• 2016
  • 2016-07-25 CN CN201620787260.2U patent/CN205946113U/en not_active Expired - Fee Related

Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.

Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.

Granted publication date: 20170208

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