WO2023207045A1 - Vehicle-mounted audio device and woofer group thereof - Google Patents

Vehicle-mounted audio device and woofer group thereof Download PDF

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Publication number
WO2023207045A1
WO2023207045A1 PCT/CN2022/132900 CN2022132900W WO2023207045A1 WO 2023207045 A1 WO2023207045 A1 WO 2023207045A1 CN 2022132900 W CN2022132900 W CN 2022132900W WO 2023207045 A1 WO2023207045 A1 WO 2023207045A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
woofer
inner cavity
audio device
box
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PCT/CN2022/132900
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French (fr)
Chinese (zh)
Inventor
钱凯华
许春芳
钱凯
沈跃武
丁晓峰
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苏州上声电子股份有限公司
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Publication of WO2023207045A1 publication Critical patent/WO2023207045A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • 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
    • H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
    • 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
    • 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • 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

Definitions

  • the present invention relates to the field of vehicle audio, and in particular to a vehicle audio device and a subwoofer set thereof.
  • a car audio system usually consists of 4 woofers, 4 tweeters and a subwoofer (also called a subwoofer). These speakers are placed in different locations in the vehicle's cabin. Typical speaker installation locations include the A-pillars, interior panels, and trunk of the vehicle. For example: 4 subwoofers are installed on the door trim panels of the four doors, 4 tweeters are installed on the A-pillars, and 1 subwoofer speaker is installed in the trunk. Due to the large number of speakers, the total amount of multimedia is heavier; it takes up more space, especially the space of the door trim.
  • the present invention provides a vehicle-mounted audio device, which has a smaller number of subwoofers, is smaller in weight and saves space.
  • Another object of the present invention is to provide a woofer set for a vehicle-mounted audio device, which has a smaller number of woofers and can improve resonance.
  • a first aspect of the invention provides
  • a vehicle-mounted audio device includes a tweeter group and a woofer group.
  • the woofer group is configured to be installed in the armrest box of the vehicle.
  • the woofer group includes a box and at least two woofers, and is formed in the box. There is an inner cavity, and the box body has at least two installation holes interconnected with the inner cavity, and one of the bass speakers is installed in each installation hole.
  • each of the woofers includes a basin frame, a sound cone and a magnetic circuit device arranged on the basin frame, and a sound cavity is formed between the sound cone and the magnetic circuit device.
  • the sound cavities are all interconnected with the inner cavity.
  • the basin frame is provided with a through hole, and the sound cavity and the inner cavity are communicated with each other through the through hole.
  • the basin frame has an open outer end and an inner end, the outer end is sealingly connected to the wall of the mounting hole or a nearby area, and the magnetic circuit device is disposed inside the inner end. Ends.
  • the magnetic circuit device is located in the inner cavity.
  • the magnetic circuit devices of at least two woofers are arranged opposite to each other.
  • the box has two opposite side walls, and one of the woofer speakers is disposed on each side wall.
  • one inner cavity is formed in the box, and the at least two woofers share the inner cavity.
  • the lumen is closed.
  • the cavity is provided with a through hole communicating with the inner cavity. That is, the inner cavity is not closed.
  • the vehicle-mounted audio device further includes at least two protective covers, one of which is provided on an upper cover of each woofer.
  • the protective cover plays a dustproof and protective role.
  • the sound cone has a back side facing the basin frame and a front side opposite thereto;
  • the protective cover includes a closing cover and a fixed connection piece.
  • the closing cover blocks the front of the sound cone, and there is a gap between the closing cover and the sound cone.
  • the fixed connector has an outer end and an inner end, the outer end is connected to the edge of the closing cover, and the inner end is connected to the basin frame.
  • a sound-transmitting hole is formed between the edge of the closing cover, the basin frame and the fixed connecting piece.
  • a plurality of fixed connectors are spaced apart along the outer circumferential direction of the closure cover; specifically, they are provided at four vertex corners of the closure cover.
  • a sound-transmitting hole is formed between any two adjacent fixed connectors.
  • the fixed connector and the closing cover are integrally arranged and extend inwardly from the edge of the closing cover.
  • the inner end of the fixed connector is connected to the basin frame through fasteners (such as screws), and the closing cover is only connected to the basin frame through the fixed connector 31 .
  • the fixed connection member is overall columnar.
  • the entire closure cover is in the shape of a continuous plate. That is to say, the main part of the protective cover is closed, and the sound holes are opened on the side, which can better prevent debris or dust from entering the speaker and reduce the distortion of the speaker.
  • the woofer group consists of the cabinet and the at least two woofer speakers.
  • a second aspect of the invention provides
  • a subwoofer group for a vehicle-mounted audio device is used to be installed in the armrest box of a vehicle.
  • the subwoofer group includes a box and at least two subwoofers.
  • An inner cavity is formed in the box.
  • the box has at least two installation holes that are interconnected with the inner cavity, and one of the woofer speakers is installed in each installation hole.
  • Each of the woofer speakers respectively includes a basin frame and is arranged on the basin frame.
  • the sound cone and the magnetic circuit device are provided with a sound cavity formed between the sound cone and the magnetic circuit device, and each of the sound cavities is interconnected with the inner cavity.
  • each of the woofers includes a basin frame, a sound cone and a magnetic circuit device arranged on the basin frame, and a sound cavity is formed between the sound cone and the magnetic circuit device.
  • the sound cavities are all interconnected with the inner cavity.
  • the basin frame is provided with a through hole, and the sound cavity and the inner cavity are communicated with each other through the through hole.
  • the basin frame has an open outer end and an inner end, the outer end is sealingly connected to the wall of the mounting hole or a nearby area, and the magnetic circuit device is disposed inside the inner end. Ends.
  • the magnetic circuit device is located in the inner cavity.
  • the magnetic circuit devices of at least two woofers are arranged opposite to each other.
  • the box has two opposite side walls, and one of the woofer speakers is disposed on each side wall.
  • one inner cavity is formed in the box, and the at least two woofers share the inner cavity.
  • the lumen is closed.
  • the cavity is provided with a through hole communicating with the inner cavity. That is, the inner cavity is not closed.
  • the woofer group is arranged in the armrest box, which increases the storage space in the car; each woofer shares an inner cavity of the box through the mounting hole, which can improve the resonance generated by the woofer during operation; the woofer Installed in the same cabinet, the number of subwoofers and the weight of the subwoofer group are reduced, that is, the total weight of the multimedia is reduced.
  • Figure 1 is an exploded schematic diagram of a woofer group and a protective cover according to Embodiment 1 of the present invention
  • Figure 2 is a cross-sectional view of a woofer set according to Embodiment 1 of the present invention, in which the woofer and the protective cover have not yet been installed on the cabinet;
  • Figure 3 is a cross-sectional view of a woofer group according to Embodiment 1 of the present invention.
  • Figure 4 is an exploded schematic diagram of a woofer group and a protective cover according to Embodiment 2 of the present invention, in which the inner cavity is closed;
  • Figure 5 is a schematic diagram of the installation position of the subwoofer group in the car.
  • 1-speaker group 11-box; 111-inner cavity; 112-mounting hole; 113-side wall; 114-hole; 12-woofer; 121-basin frame; 1211-through hole; 1212-outer end; 1213-inner end; 122-sound basin; 123-magnetic circuit device; 2-sound cavity;
  • the vehicle audio device includes a tweeter group and a woofer group (the tweeter group is not shown).
  • the woofer group 1 is disposed in the armrest box 100 of the vehicle instead of the interior panel of the door. This avoids occupying additional space on the door panel, reduces the occupation of the space in the vehicle, and makes storage in the vehicle easier. Space is increased.
  • the woofer group 1 includes a box 11 and at least two woofer 12 .
  • the box 11 has two opposite side walls 113, and a woofer 12 is disposed on each side wall 113.
  • An inner cavity 111 is also formed in the box 11 .
  • the box 11 has at least two mounting holes 112 interconnected with the inner cavity 111 , and one woofer 12 is installed in each mounting hole 112 .
  • the woofer 12 is installed behind the mounting hole 112 and shares an inner cavity 111 .
  • the box 11 also has a through hole 114, which is connected to the inner cavity 111, and the inner cavity 111 is not closed.
  • the woofer group 1 includes two woofer 12 , and each woofer 12 corresponds to a mounting hole 112 .
  • the two subwoofers 12 share an inner cavity 111, which can improve the resonance generated when the subwoofers 12 work.
  • Each woofer 12 includes a basin frame 121 , a sound cone 122 disposed on the basin frame 121 , and a magnetic circuit device 123 .
  • the magnetic circuit devices 123 of the two woofers 12 are arranged opposite to each other.
  • a sound cavity 2 is formed between the sound cone 122 and the magnetic circuit device 123, and each sound cavity 2 is connected with the inner cavity 111.
  • the basin frame 121 is provided with a through hole 1211 , and the sound cavity 2 communicates with the inner cavity 111 through the through hole 1211 .
  • the basket 121 has an open outer end 1212 and an inner end 1213, and the magnetic circuit device 123 is disposed on the inner end 1213. After installation, the outer end 1212 is sealingly connected to the wall of the mounting hole 112 or the nearby area, and the magnetic circuit device 123 is located in the inner cavity 111 .
  • the vehicle-mounted audio device also includes two protective covers 2. Each woofer 12 is provided with a protective cover 3 on its cover to prevent dust and protect it.
  • the sound cone 122 has a back side facing the basin frame 121 and an opposite front side; the protective cover 3 includes a closing cover 30 and a fixed connector 31 .
  • the closing cover 30 blocks the front side of the sound cone 122 , and there is a gap between the closing cover 30 and the sound cone 122 .
  • the fixed connector 31 has an outer end and an inner end. The outer end is connected to the edge of the closing cover 30 and the inner end is connected to the basin frame 121 .
  • a sound-transmitting hole 32 is formed between the edge of the closing cover 30 , the basin frame and the fixed connector 31 .
  • the plurality of fixed connectors 31 are arranged at intervals along the outer circumferential direction of the closing cover 30 , specifically at the four vertex corners of the closing cover 30 .
  • a sound-transmitting hole 32 is formed between any two adjacent fixed connection members 31 .
  • the fixed connector 31 and the closing cover 30 are integrally arranged and extend inwardly from the edge of the closing cover 30.
  • the inner end of the fixed connector 31 is connected to the basin frame through fasteners (such as screws), and the closing cover 30 is only connected through the fixed connector.
  • 31 is connected to the basin frame 121.
  • the fixed connecting piece 31 is columnar as a whole.
  • the closing cover 30 is in the shape of a continuous plate as a whole. That is to say, the main part of the protective cover 2 is closed, and the sound-transmitting hole 32 is opened on the side, which can better prevent debris or dust from entering the speaker and reduce the distortion of the speaker.
  • the woofer set 1 of this embodiment is installed in the armrest box 100 of the vehicle (usually located between the driver's seat and the passenger seat 101 of the vehicle).
  • the woofer set 1 consists of the above-mentioned box 11 and the above-mentioned two bass speakers. It consists of 12 speakers.
  • the two subwoofers 12 share an inner cavity 111, which reduces resonance; the two subwoofers 12 share a cabinet 11, so the number of subwoofers 12 is reduced, and the total weight of the multimedia is reduced without affecting performance.
  • the vehicle-mounted audio device of this embodiment is composed of the above-mentioned woofer group 1 and four tweeters installed on the A-pillar of the vehicle, which greatly reduces the number of speakers required and greatly saves the installation space. , reducing the total weight of the car audio device.
  • This embodiment changes the traditional multimedia system from a combination of four subwoofers and one subwoofer to two subwoofers. More specifically, by adjusting the installation position of the subwoofer 1, the subwoofer 1 is installed in the armrest box 100 to avoid additional space occupied by the door panel of the car door, reduce the occupation of the space in the car, and increase the storage space in the car. ; Adjusting the installation structure of the subwoofer 12 and using the same inner cavity 111 to install two subwoofers 12 can improve the resonance defect; installing the subwoofer 12 in the same box 11 can save space in the car and increase door trim panel storage. object space.
  • the box 11 is a closed box, that is, there are only two mounting holes 112 on the box 11 . Apart from this, no other holes are provided on the box 11 . Therefore, when the two mounting holes are After the two subwoofers 12 are installed on the mounting holes 112, the two speakers 12 share an inner cavity 111 and the inner cavity 111 is closed.
  • “plurality” in this disclosure refers to two or more, and other quantifiers are similar.
  • “And/or” describes the relationship between related objects, indicating that there can be three relationships. For example, A and/or B can mean: A exists alone, A and B exist simultaneously, and B exists alone.
  • first, second, etc. are used to describe various information, but this information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other and do not imply a specific order or importance. In fact, expressions such as “first” and “second” can be used interchangeably.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • the first feature being “above” or “below” the second feature may include direct contact between the first and second features, or may include the first and second features. Not in direct contact but through additional characteristic contact between them.
  • the terms “above”, “above” and “above” a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the first feature is higher in level than the second feature.
  • “Below”, “under” and “under” the first feature is the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature is less horizontally than the second feature.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Otolaryngology (AREA)
  • Public Health (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

A vehicle-mounted audio device, comprising a tweeter group and a woofer group. The woofer group is configured to be arranged in an armrest box of a vehicle, and comprises a box body and at least two woofers, wherein an inner cavity is formed in the box body; the box body is provided with at least two mounting holes communicating with the inner cavity; and one woofer is mounted in each mounting hole. In the present invention, the woofers of the vehicle-mounted audio device are relatively few in terms of quantity, such that the weight is reduced and the space occupied thereby is saved on.

Description

一种车载音频装置及其低音扬声器组A car audio device and its subwoofer set
本申请要求2022年4月27日提交的申请号为CN 2022210130904的中国专利申请的优先权。This application claims priority to the Chinese patent application with application number CN 2022210130904 submitted on April 27, 2022.
技术领域Technical field
本发明涉及车载音响领域，具体涉及一种车载音频装置及其低音扬声器组。The present invention relates to the field of vehicle audio, and in particular to a vehicle audio device and a subwoofer set thereof.
背景技术Background technique
随着电子技术发展迅速，为用户提供优秀的驾乘体验已经成为机动车不可或缺的部分，声音作为车内主要的三大交互方式(声、光、触)之一，在用户体验提升方面就显得尤为重要。汽车音响***通常由4个低音扬声器、4个高音扬声器和1个低音炮(又称重低音扬声器)组成，这些扬声器分别放置在车辆的车厢中的不同位置。典型的扬声器安装位置包括车上的A柱、内饰板和后备箱。例如：四个车门的门饰板分别安装4个低音扬声器，A柱安装4个高音扬声器，后备箱安装1个低音炮扬声器。由于扬声器数量较多，多媒体总量较重；占用较多空间，尤其是门饰板的空间。With the rapid development of electronic technology, providing users with an excellent driving experience has become an indispensable part of motor vehicles. As one of the three main interactive methods (sound, light, and touch) in the car, sound has played an important role in improving user experience. becomes particularly important. A car audio system usually consists of 4 woofers, 4 tweeters and a subwoofer (also called a subwoofer). These speakers are placed in different locations in the vehicle's cabin. Typical speaker installation locations include the A-pillars, interior panels, and trunk of the vehicle. For example: 4 subwoofers are installed on the door trim panels of the four doors, 4 tweeters are installed on the A-pillars, and 1 subwoofer speaker is installed in the trunk. Due to the large number of speakers, the total amount of multimedia is heavier; it takes up more space, especially the space of the door trim.
发明内容Contents of the invention
为解决上述技术问题，本发明提供一种车载音频装置，其低音扬声器数量较少，重量较小且节约空间。In order to solve the above technical problems, the present invention provides a vehicle-mounted audio device, which has a smaller number of subwoofers, is smaller in weight and saves space.
本发明的另一个目的是提供一种车载音频装置的低音扬声器组，其低音扬声器数量较少且能够改善共振。Another object of the present invention is to provide a woofer set for a vehicle-mounted audio device, which has a smaller number of woofers and can improve resonance.
本发明的第一个方面提供A first aspect of the invention provides
一种车载音频装置，包括高音扬声器组和低音扬声器组，所述低音扬声器组配置为设置在车辆的扶手箱内，所述低音扬声器组包括箱体及至少两个低音扬声器，所述箱体内形成有内腔，所述箱体具有与所述内腔相互连通的至少两个安装孔，每个安装孔内分别安装有一个所述低音扬声器。A vehicle-mounted audio device includes a tweeter group and a woofer group. The woofer group is configured to be installed in the armrest box of the vehicle. The woofer group includes a box and at least two woofers, and is formed in the box. There is an inner cavity, and the box body has at least two installation holes interconnected with the inner cavity, and one of the bass speakers is installed in each installation hole.
在一些实施例中，各所述低音扬声器包括盆架、设置于所述盆架上的音盆及磁路装置，所述音盆和所述磁路装置之间形成有音腔，各所述音腔均和所述内腔相互连通。In some embodiments, each of the woofers includes a basin frame, a sound cone and a magnetic circuit device arranged on the basin frame, and a sound cavity is formed between the sound cone and the magnetic circuit device. The sound cavities are all interconnected with the inner cavity.
在一些实施例中，所述盆架上设有通孔，所述音腔通过所述通孔和所述内腔相互连通。In some embodiments, the basin frame is provided with a through hole, and the sound cavity and the inner cavity are communicated with each other through the through hole.
在一些实施例中，所述盆架具有开放的外端部和内端部，所述外端部和所述安装孔的孔壁或附近区域密封连接，所述磁路装置设置于所述内端部。In some embodiments, the basin frame has an open outer end and an inner end, the outer end is sealingly connected to the wall of the mounting hole or a nearby area, and the magnetic circuit device is disposed inside the inner end. Ends.
在一些实施例中，所述磁路装置位于所述内腔中。In some embodiments, the magnetic circuit device is located in the inner cavity.
在一些实施例中，至少两个所述低音扬声器的所述磁路装置相对设置。In some embodiments, the magnetic circuit devices of at least two woofers are arranged opposite to each other.
在一些实施例中，所述箱体具有两个相对的侧壁，每个侧壁上分别设有一个所述低音扬声器。In some embodiments, the box has two opposite side walls, and one of the woofer speakers is disposed on each side wall.
在一些实施例中，所述箱体内形成一个所述内腔，所述至少两个低音扬声器共用所述内腔。In some embodiments, one inner cavity is formed in the box, and the at least two woofers share the inner cavity.
在一些实施例中，所述内腔封闭。In some embodiments, the lumen is closed.
在一些实施例中，所述腔体上开设有和所述内腔连通的通孔。即，所述内腔不封闭。In some embodiments, the cavity is provided with a through hole communicating with the inner cavity. That is, the inner cavity is not closed.
在一些实施例中，所述车载音频装置还包括至少两个防护罩，每个所述低音扬声器上罩设有一个所述防护罩。所述防护罩起到防尘和防护作用。In some embodiments, the vehicle-mounted audio device further includes at least two protective covers, one of which is provided on an upper cover of each woofer. The protective cover plays a dustproof and protective role.
在一些实施例中，音盆具有面向盆架的背面及与之相反的正面；防护罩包括封闭盖和固定连接件。封闭盖将音盆的正面遮挡，且所述封闭盖和音盆之间具有间隙。固定连接件具有外端部和内端部，外端部连接于封闭盖的边缘处，内端部连接于盆架上。封闭盖的边缘、盆架和固定连接件之间形成透音孔。In some embodiments, the sound cone has a back side facing the basin frame and a front side opposite thereto; the protective cover includes a closing cover and a fixed connection piece. The closing cover blocks the front of the sound cone, and there is a gap between the closing cover and the sound cone. The fixed connector has an outer end and an inner end, the outer end is connected to the edge of the closing cover, and the inner end is connected to the basin frame. A sound-transmitting hole is formed between the edge of the closing cover, the basin frame and the fixed connecting piece.
在一些实施例中，多个固定连接件沿封闭盖的外周方向间隔设置；具体为设置于封闭盖的四个顶角处。In some embodiments, a plurality of fixed connectors are spaced apart along the outer circumferential direction of the closure cover; specifically, they are provided at four vertex corners of the closure cover.
在一些实施例中，任意两个相邻的固定连接件之间均形成一个透音孔。固定连接件和封闭盖一体设置并自封闭盖的边缘向内延伸，固定连接件的内端部和盆架通过紧固件(例如螺钉)连接，封闭盖仅通过固定连接件31和盆架连接。In some embodiments, a sound-transmitting hole is formed between any two adjacent fixed connectors. The fixed connector and the closing cover are integrally arranged and extend inwardly from the edge of the closing cover. The inner end of the fixed connector is connected to the basin frame through fasteners (such as screws), and the closing cover is only connected to the basin frame through the fixed connector 31 .
在一些实施例中，固定连接件整体呈柱状。In some embodiments, the fixed connection member is overall columnar.
在一些实施例中，封闭盖整体为连续的板状。也就是说，防护罩的主体部分封闭，而侧 部开设透音孔，较好的避免杂物或者灰尘进入扬声器内部，且降低了扬声器的失真。In some embodiments, the entire closure cover is in the shape of a continuous plate. That is to say, the main part of the protective cover is closed, and the sound holes are opened on the side, which can better prevent debris or dust from entering the speaker and reduce the distortion of the speaker.
在一些实施例中，所述低音扬声器组由所述箱体及所述至少两个低音扬声器组成。In some embodiments, the woofer group consists of the cabinet and the at least two woofer speakers.
本发明的第二个方面提供A second aspect of the invention provides
一种车载音频装置的低音扬声器组，所述低音扬声器组用于安装在车辆的扶手箱内，所述低音扬声器组包括箱体及至少两个低音扬声器，所述箱体内形成有一个内腔，所述箱体具有与所述内腔相互连通的至少两个安装孔，每个安装孔内分别安装有一个所述低音扬声器，各所述低音扬声器分别包括盆架、设置于所述盆架上的音盆及磁路装置，所述音盆和所述磁路装置之间形成有音腔，各所述音腔均和所述内腔相互连通。A subwoofer group for a vehicle-mounted audio device. The subwoofer group is used to be installed in the armrest box of a vehicle. The subwoofer group includes a box and at least two subwoofers. An inner cavity is formed in the box. The box has at least two installation holes that are interconnected with the inner cavity, and one of the woofer speakers is installed in each installation hole. Each of the woofer speakers respectively includes a basin frame and is arranged on the basin frame. The sound cone and the magnetic circuit device are provided with a sound cavity formed between the sound cone and the magnetic circuit device, and each of the sound cavities is interconnected with the inner cavity.
在一些实施例中，各所述低音扬声器包括盆架、设置于所述盆架上的音盆及磁路装置，所述音盆和所述磁路装置之间形成有音腔，各所述音腔均和所述内腔相互连通。In some embodiments, each of the woofers includes a basin frame, a sound cone and a magnetic circuit device arranged on the basin frame, and a sound cavity is formed between the sound cone and the magnetic circuit device. The sound cavities are all interconnected with the inner cavity.
在一些实施例中，所述盆架上设有通孔，所述音腔通过所述通孔和所述内腔相互连通。In some embodiments, the basin frame is provided with a through hole, and the sound cavity and the inner cavity are communicated with each other through the through hole.
在一些实施例中，所述盆架具有开放的外端部和内端部，所述外端部和所述安装孔的孔壁或附近区域密封连接，所述磁路装置设置于所述内端部。In some embodiments, the basin frame has an open outer end and an inner end, the outer end is sealingly connected to the wall of the mounting hole or a nearby area, and the magnetic circuit device is disposed inside the inner end. Ends.
在一些实施例中，所述磁路装置位于所述内腔中。In some embodiments, the magnetic circuit device is located in the inner cavity.
在一些实施例中，至少两个所述低音扬声器的所述磁路装置相对设置。In some embodiments, the magnetic circuit devices of at least two woofers are arranged opposite to each other.
在一些实施例中，所述箱体具有两个相对的侧壁，每个侧壁上分别设有一个所述低音扬声器。In some embodiments, the box has two opposite side walls, and one of the woofer speakers is disposed on each side wall.
在一些实施例中，所述箱体内形成一个所述内腔，所述至少两个低音扬声器共用所述内腔。In some embodiments, one inner cavity is formed in the box, and the at least two woofers share the inner cavity.
在一些实施例中，所述内腔封闭。In some embodiments, the lumen is closed.
在一些实施例中，所述腔体上开设有和所述内腔连通的通孔。即，所述内腔不封闭。In some embodiments, the cavity is provided with a through hole communicating with the inner cavity. That is, the inner cavity is not closed.
本发明采用以上方案，相比现有技术具有如下优点：The present invention adopts the above solution and has the following advantages compared with the existing technology:
本发明的车载音频装置，低音扬声器组设置在扶手箱内，车内储物空间增加；各低音扬声器通过安装孔共用箱体的一个内腔，能够改善低音扬声器在工作时产生的共振；低音扬声 器安装在同一箱体内，减少了低音扬声器的数量以及降低了低音扬声器组的重量，即多媒体的总重减少。In the vehicle-mounted audio device of the present invention, the woofer group is arranged in the armrest box, which increases the storage space in the car; each woofer shares an inner cavity of the box through the mounting hole, which can improve the resonance generated by the woofer during operation; the woofer Installed in the same cabinet, the number of subwoofers and the weight of the subwoofer group are reduced, that is, the total weight of the multimedia is reduced.
附图说明Description of the drawings
为了更清楚地说明本发明的技术方案，下面将对实施例描述中所需要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他的附图。In order to explain the technical solutions of the present invention more clearly, the drawings needed to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention, and are not useful in this field. Ordinary technicians can also obtain other drawings based on these drawings without exerting creative work.
图1为根据本发明实施例1的低音扬声器组和防护罩的分解示意图；Figure 1 is an exploded schematic diagram of a woofer group and a protective cover according to Embodiment 1 of the present invention;
图2为根据本发明实施例1的低音扬声器组的剖视图，其中低音扬声器及防护罩尚未安装到箱体上；Figure 2 is a cross-sectional view of a woofer set according to Embodiment 1 of the present invention, in which the woofer and the protective cover have not yet been installed on the cabinet;
图3为根据本发明实施例1的低音扬声器组的剖视图；Figure 3 is a cross-sectional view of a woofer group according to Embodiment 1 of the present invention;
图4为根据本发明实施例2的低音扬声器组和防护罩的分解示意图，其中内腔封闭；Figure 4 is an exploded schematic diagram of a woofer group and a protective cover according to Embodiment 2 of the present invention, in which the inner cavity is closed;
图5为低音扬声器组在车内的安装位置示意图。Figure 5 is a schematic diagram of the installation position of the subwoofer group in the car.
附图标记如下，The reference numbers are as follows,
100-扶手箱；101-汽车座椅；100-armrest box; 101-car seat;
1-扬声器组；11-箱体；111-内腔；112-安装孔；113-侧壁；114-孔；12-低音扬声器；121-盆架；1211-通孔；1212-外端部；1213-内端部；122-音盆；123-磁路装置；2-音腔；1-speaker group; 11-box; 111-inner cavity; 112-mounting hole; 113-side wall; 114-hole; 12-woofer; 121-basin frame; 1211-through hole; 1212-outer end; 1213-inner end; 122-sound basin; 123-magnetic circuit device; 2-sound cavity;
3-防护罩；30-封闭盖；31-固定连接件；32-透音孔。3-Protective cover; 30-Closing cover; 31-Fixed connector; 32-Sound-transmitting hole.
具体实施方式Detailed ways
下面结合附图对本发明的较佳实施例进行详细阐述，以使本发明的优点和特征能更易于被本领域的技术人员理解。在此需要说明的是，对于这些实施方式的说明用于帮助理解本发明，但并不构成对本发明的限定。此外，下面所描述的本发明各个实施方式中所涉及到的技术特征只要彼此之间未构成冲突就可以互相结合。The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art. It should be noted here that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
实施例1Example 1
本实施例提供一种车载音频装置。参照图1至图3所示，该车载音频装置包括高音扬声器组和低音扬声器组(高音扬声器组未示出)。结合图5所示，低音扬声器组1设置在车辆的扶手箱100内而非车门的内饰板上，避免额外占用车门的门板的空间，减小对车内空间的占用，使得车内储物空间增加。This embodiment provides a vehicle-mounted audio device. Referring to FIGS. 1 to 3 , the vehicle audio device includes a tweeter group and a woofer group (the tweeter group is not shown). As shown in FIG. 5 , the woofer group 1 is disposed in the armrest box 100 of the vehicle instead of the interior panel of the door. This avoids occupying additional space on the door panel, reduces the occupation of the space in the vehicle, and makes storage in the vehicle easier. Space is increased.
进一步地，低音扬声器组1包括箱体11及至少两个低音扬声器12。箱体11具有两个相对的侧壁113，每个侧壁113上分别设有一个低音扬声器12。箱体11内还形成一个内腔111，箱体11具有与内腔111相互连通的至少两个安装孔112，每个安装孔112内分别安装有一个低音扬声器12。低音扬声器12安装在安装孔112后，共用一个内腔111。箱体11上还具有通孔114，该通孔114与内腔111连通，内腔111不封闭。具体结合到本实施例，低音扬声器组1包括两个低音扬声器12，各低音扬声器12对应一个安装孔112。两个低音扬声器12共用一个内腔111，这能够改善低音扬声器12工作时产生的共振。Further, the woofer group 1 includes a box 11 and at least two woofer 12 . The box 11 has two opposite side walls 113, and a woofer 12 is disposed on each side wall 113. An inner cavity 111 is also formed in the box 11 . The box 11 has at least two mounting holes 112 interconnected with the inner cavity 111 , and one woofer 12 is installed in each mounting hole 112 . The woofer 12 is installed behind the mounting hole 112 and shares an inner cavity 111 . The box 11 also has a through hole 114, which is connected to the inner cavity 111, and the inner cavity 111 is not closed. Specifically combined with this embodiment, the woofer group 1 includes two woofer 12 , and each woofer 12 corresponds to a mounting hole 112 . The two subwoofers 12 share an inner cavity 111, which can improve the resonance generated when the subwoofers 12 work.
各低音扬声器12包括盆架121、设置于盆架121上的音盆122及磁路装置123。其中，两个低音扬声器12的磁路装置123相对设置。音盆122和磁路装置123之间形成有音腔2，各音腔2均和内腔111相互连通。进一步地，盆架121上设有通孔1211，音腔2通过通孔1211和内腔111相互连通。Each woofer 12 includes a basin frame 121 , a sound cone 122 disposed on the basin frame 121 , and a magnetic circuit device 123 . Among them, the magnetic circuit devices 123 of the two woofers 12 are arranged opposite to each other. A sound cavity 2 is formed between the sound cone 122 and the magnetic circuit device 123, and each sound cavity 2 is connected with the inner cavity 111. Furthermore, the basin frame 121 is provided with a through hole 1211 , and the sound cavity 2 communicates with the inner cavity 111 through the through hole 1211 .
更具体地说，盆架121具有开放的外端部1212和内端部1213，磁路装置123设置于内端部1213。安装后，外端部1212和安装孔112的孔壁或附近区域密封连接，磁路装置123位于内腔111中。More specifically, the basket 121 has an open outer end 1212 and an inner end 1213, and the magnetic circuit device 123 is disposed on the inner end 1213. After installation, the outer end 1212 is sealingly connected to the wall of the mounting hole 112 or the nearby area, and the magnetic circuit device 123 is located in the inner cavity 111 .
该车载音频装置还包括两个防护罩2，每个低音扬声器12上罩设有一个防护罩3，起到防尘和防护作用。音盆122具有面向盆架121的背面及与之相反的正面；防护罩3包括封闭盖30和固定连接件31。封闭盖30将音盆122的正面遮挡，且所述封闭盖30和音盆122之间具有间隙。固定连接件31具有外端部和内端部，外端部连接于封闭盖30的边缘处，内端部连接于盆架121上。封闭盖30的边缘、盆架和固定连接件31之间形成透音孔32。多个固定连接件31沿封闭盖30的外周方向间隔设置，具体为设置于封闭盖30的四个顶角处。任意两个相邻的固定连接件31之间均形成一个透音孔32。固定连接件31和封闭盖30一体设置并自封闭盖30的边缘向内延伸，固定连接件31的内端部和盆架通过紧固件(例如螺钉)连接，封闭盖30仅通过固定连接件31和盆架121连接。固定连接件31整体呈柱状。封闭盖30整体为连续 的板状。也就是说，防护罩2的主体部分封闭，而侧部开设透音孔32，较好的避免杂物或者灰尘进入扬声器内部，且降低了扬声器的失真。The vehicle-mounted audio device also includes two protective covers 2. Each woofer 12 is provided with a protective cover 3 on its cover to prevent dust and protect it. The sound cone 122 has a back side facing the basin frame 121 and an opposite front side; the protective cover 3 includes a closing cover 30 and a fixed connector 31 . The closing cover 30 blocks the front side of the sound cone 122 , and there is a gap between the closing cover 30 and the sound cone 122 . The fixed connector 31 has an outer end and an inner end. The outer end is connected to the edge of the closing cover 30 and the inner end is connected to the basin frame 121 . A sound-transmitting hole 32 is formed between the edge of the closing cover 30 , the basin frame and the fixed connector 31 . The plurality of fixed connectors 31 are arranged at intervals along the outer circumferential direction of the closing cover 30 , specifically at the four vertex corners of the closing cover 30 . A sound-transmitting hole 32 is formed between any two adjacent fixed connection members 31 . The fixed connector 31 and the closing cover 30 are integrally arranged and extend inwardly from the edge of the closing cover 30. The inner end of the fixed connector 31 is connected to the basin frame through fasteners (such as screws), and the closing cover 30 is only connected through the fixed connector. 31 is connected to the basin frame 121. The fixed connecting piece 31 is columnar as a whole. The closing cover 30 is in the shape of a continuous plate as a whole. That is to say, the main part of the protective cover 2 is closed, and the sound-transmitting hole 32 is opened on the side, which can better prevent debris or dust from entering the speaker and reduce the distortion of the speaker.
本实施例的低音扬声器组1安装在车辆的扶手箱100(通常位于车辆的驾驶位和副驾驶位的汽车座椅101之间)内，低音扬声器组1由上述箱体11及上述两个低音扬声器12组成。两个低音扬声器12共用一个内腔111，减少共振；两个低音扬声器12共用一个箱体11，低音扬声器12的数量减少，多媒体的总重降低且性能不受影响。The woofer set 1 of this embodiment is installed in the armrest box 100 of the vehicle (usually located between the driver's seat and the passenger seat 101 of the vehicle). The woofer set 1 consists of the above-mentioned box 11 and the above-mentioned two bass speakers. It consists of 12 speakers. The two subwoofers 12 share an inner cavity 111, which reduces resonance; the two subwoofers 12 share a cabinet 11, so the number of subwoofers 12 is reduced, and the total weight of the multimedia is reduced without affecting performance.
进一步地，本实施例的车载音频装置由一个上述的低音扬声器组1及四个安装在车辆的A柱上的高音扬声器构成，大大减少了所需要的扬声器的数量，而且极大节省了安装空间，使得车载音频装置的总重降低。Furthermore, the vehicle-mounted audio device of this embodiment is composed of the above-mentioned woofer group 1 and four tweeters installed on the A-pillar of the vehicle, which greatly reduces the number of speakers required and greatly saves the installation space. , reducing the total weight of the car audio device.
本实施例将传统多媒体***由4个低音扬声器和1个低音炮的组合变更为2个低音扬声器。更具体地说，通过调整低音扬声器1的安装位置，将低音扬声器1安装在扶手箱100内，避免额外占用车门的门板的空间，减小对车内空间的占用，使得车内储物空间增加；调整低音扬声器12安装结构，使用同一内腔111安装两个低音扬声器12，能改善共振的缺陷；低音扬声器12安装在同一箱体11内，可以起到节约车内空间，增加门饰板储物空间。This embodiment changes the traditional multimedia system from a combination of four subwoofers and one subwoofer to two subwoofers. More specifically, by adjusting the installation position of the subwoofer 1, the subwoofer 1 is installed in the armrest box 100 to avoid additional space occupied by the door panel of the car door, reduce the occupation of the space in the car, and increase the storage space in the car. ; Adjusting the installation structure of the subwoofer 12 and using the same inner cavity 111 to install two subwoofers 12 can improve the resonance defect; installing the subwoofer 12 in the same box 11 can save space in the car and increase door trim panel storage. object space.
实施例2Example 2
本实施例与实施例1的区别在于内腔111是封闭的；其他基本同实施例1。具体地，参照图4所示，箱体11为封闭的箱体，即箱体11上仅开设有两个安装孔112，除此之外，箱体11上不再开设其他孔，故当两个低音扬声器12安装在安装孔112上后，两个扬声器12共用一个内腔111并将内腔111封闭。The difference between this embodiment and Embodiment 1 is that the inner cavity 111 is closed; other aspects are basically the same as Embodiment 1. Specifically, as shown in FIG. 4 , the box 11 is a closed box, that is, there are only two mounting holes 112 on the box 11 . Apart from this, no other holes are provided on the box 11 . Therefore, when the two mounting holes are After the two subwoofers 12 are installed on the mounting holes 112, the two speakers 12 share an inner cavity 111 and the inner cavity 111 is closed.
如本说明书和权利要求书中所示，术语“包括”与“包含”仅提示包括已明确标识的步骤和元素，而这些步骤和元素不构成一个排它性的罗列，方法或者设备也可能包含其他的步骤或元素。本文所使用的术语“和/或”包括一个或多个相关的所列项目的任意的组合。As shown in this specification and claims, the terms "comprising" and "comprising" only imply the inclusion of clearly identified steps and elements, and these steps and elements do not constitute an exclusive list. Methods or devices may also include other steps or elements. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
进一步可以理解的是，本公开中“多个”是指两个或两个以上，其它量词与之类似。“和/或”，描述关联对象的关联关系，表示可以存在三种关系，例如，A和/或B，可以表示：单独存在A，同时存在A和B，单独存在B这三种情况。It can be further understood that “plurality” in this disclosure refers to two or more, and other quantifiers are similar. "And/or" describes the relationship between related objects, indicating that there can be three relationships. For example, A and/or B can mean: A exists alone, A and B exist simultaneously, and B exists alone.
进一步可以理解的是，术语“第一”、“第二”等用于描述各种信息，但这些信息不应限于这 些术语。这些术语仅用来将同一类型的信息彼此区分开，并不表示特定的顺序或者重要程度。实际上，“第一”、“第二”等表述完全可以互换使用。例如，在不脱离本公开范围的情况下，第一信息也可以被称为第二信息，类似地，第二信息也可以被称为第一信息。It is further understood that the terms "first", "second", etc. are used to describe various information, but this information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other and do not imply a specific order or importance. In fact, expressions such as "first" and "second" can be used interchangeably. For example, without departing from the scope of the present disclosure, the first information may also be called second information, and similarly, the second information may also be called first information.
本实施例中，除非另有明确的规定和限定，第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。In this embodiment, unless otherwise clearly stated and limited, the first feature being "above" or "below" the second feature may include direct contact between the first and second features, or may include the first and second features. Not in direct contact but through additional characteristic contact between them. Furthermore, the terms "above", "above" and "above" a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the first feature is higher in level than the second feature. “Below”, “under” and “under” the first feature is the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature is less horizontally than the second feature.
上述实施例只为说明本发明的技术构思及特点，是一种优选的实施例，其目的在于熟悉此项技术的人士能够了解本发明的内容并据以实施，并不能以此限定本发明的保护范围。凡根据本发明的原理所作的等效变换或修饰，都应涵盖在本发明的保护范围之内。The above embodiment is only for illustrating the technical concept and characteristics of the present invention. It is a preferred embodiment. Its purpose is to enable those familiar with this technology to understand the content of the present invention and implement it accordingly. It does not limit the scope of the present invention. protected range. All equivalent transformations or modifications made based on the principles of the present invention should be included in the protection scope of the present invention.

Claims (13)

  1. 一种车载音频装置，包括高音扬声器组和低音扬声器组，其特征在于，所述低音扬声器组配置为设置在车辆的扶手箱内，所述低音扬声器组包括箱体及至少两个低音扬声器，所述箱体内形成有内腔，所述箱体具有与所述内腔相互连通的至少两个安装孔，每个安装孔内分别安装有一个所述低音扬声器。A vehicle-mounted audio device, including a tweeter group and a woofer group, characterized in that the woofer group is configured to be installed in the armrest box of the vehicle, and the woofer group includes a box and at least two woofers, so An inner cavity is formed in the box, and the box has at least two mounting holes interconnected with the inner cavity, and one of the bass speakers is installed in each mounting hole.
  2. 根据权利要求1所述的车载音频装置，其特征在于，各所述低音扬声器包括盆架、设置于所述盆架上的音盆及磁路装置，所述音盆和所述磁路装置之间形成有音腔，各所述音腔均和所述内腔相互连通。The vehicle-mounted audio device according to claim 1, wherein each of the woofers includes a basin frame, a sound cone and a magnetic circuit device arranged on the basin frame, and the sound cone and the magnetic circuit device are Sound cavities are formed therebetween, and each of the sound cavities is interconnected with the inner cavity.
  3. 根据权利要求2所述的车载音频装置，其特征在于，所述盆架上设有通孔，所述音腔通过所述通孔和所述内腔相互连通。The vehicle-mounted audio device according to claim 2, wherein the basin frame is provided with a through hole, and the sound cavity and the inner cavity are connected to each other through the through hole.
  4. 根据权利要求2所述的车载音频装置，其特征在于，所述盆架具有开放的外端部和内端部，所述外端部和所述安装孔的孔壁或附近区域密封连接，所述磁路装置设置于所述内端部。The vehicle audio device according to claim 2, wherein the basin frame has an open outer end and an inner end, and the outer end is sealingly connected to the wall of the mounting hole or a nearby area, so The magnetic circuit device is arranged on the inner end.
  5. 根据权利要求4所述的车载音频装置，其特征在于，所述磁路装置位于所述内腔中。The vehicle audio device according to claim 4, wherein the magnetic circuit device is located in the inner cavity.
  6. 根据权利要求2所述的车载音频装置，其特征在于，至少两个所述低音扬声器的所述磁路装置相对设置。The vehicle-mounted audio device according to claim 2, wherein the magnetic circuit devices of at least two subwoofers are arranged opposite to each other.
  7. 根据权利要求2所述的车载音频装置，其特征在于，所述箱体具有两个相对的侧壁，每个侧壁上分别设有一个所述低音扬声器。The vehicle audio device according to claim 2, wherein the box has two opposite side walls, and one of the woofer speakers is provided on each side wall.
  8. 根据权利要求2所述的车载音频装置，其特征在于，所述内腔封闭。The vehicle audio device according to claim 2, wherein the inner cavity is closed.
  9. 根据权利要求2所述的车载音频装置，其特征在于，所述腔体上开设有和所述内腔连通的通孔。The vehicle audio device according to claim 2, wherein the cavity is provided with a through hole communicating with the inner cavity.
  10. 根据权利要求1至9任一项所述的车载音频装置，其特征在于，所述箱体内形成一个所述内腔，所述至少两个低音扬声器共用所述内腔。The vehicle-mounted audio device according to any one of claims 1 to 9, characterized in that one inner cavity is formed in the box, and the at least two woofers share the inner cavity.
  11. 根据权利要求1所述的车载音频装置，其特征在于，所述车载音频装置还包括至少两个防护罩，每个所述低音扬声器上罩设有一个所述防护罩。The vehicle-mounted audio device according to claim 1, characterized in that the vehicle-mounted audio device further includes at least two protective covers, and one of the protective covers is provided on each of the woofer speakers.
  12. 根据权利要求1所述的车载音频装置，其特征在于，所述低音扬声器组由所述箱体及所述至少两个低音扬声器组成。The vehicle-mounted audio device according to claim 1, wherein the woofer group consists of the box and the at least two woofer speakers.
  13. 一种车载音频装置的低音扬声器组，其特征在于，所述低音扬声器组配置为安装在车辆的扶手箱内，所述低音扬声器组包括箱体及至少两个低音扬声器，所述箱体内形成有一个内腔，所述箱体具有与所述内腔相互连通的至少两个安装孔，每个安装孔内分别安装有一个所述低音扬声器，各所述低音扬声器分别包括盆架、设置于所述盆架上的音盆及磁路装置，所述音盆和所述磁路装置之间形成有音腔，各所述音腔均和所述内腔相互连通。A woofer group for a vehicle-mounted audio device, characterized in that the woofer group is configured to be installed in the armrest box of the vehicle, the woofer group includes a box and at least two woofers, and a woofer is formed in the box. An inner cavity, the box body has at least two mounting holes interconnected with the inner cavity, and one of the bass speakers is installed in each mounting hole, and each of the bass speakers includes a basin frame, and is arranged on the There is a sound cone and a magnetic circuit device on the basin frame. A sound cavity is formed between the sound cone and the magnetic circuit device, and each of the sound cavities is interconnected with the inner cavity.
PCT/CN2022/132900 2022-04-27 2022-11-18 Vehicle-mounted audio device and woofer group thereof WO2023207045A1 (en)

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Publication number Priority date Publication date Assignee Title
CN217135690U (en) * 2022-04-27 2022-08-05 苏州上声电子股份有限公司 Vehicle-mounted audio device and bass loudspeaker set thereof

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CN113173132A (en) * 2021-03-12 2021-07-27 武汉路特斯汽车有限公司 Loudspeaker device for vehicle and vehicle
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JPH09290692A (en) * 1996-04-25 1997-11-11 Araco Corp On-vehicle speaker
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