WO2017161472A1 - Novel vehicle-mounted vibration and radiation headrest surrounding sound system - Google Patents

Novel vehicle-mounted vibration and radiation headrest surrounding sound system Download PDF

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WO2017161472A1
WO2017161472A1 PCT/CN2016/076816 CN2016076816W WO2017161472A1 WO 2017161472 A1 WO2017161472 A1 WO 2017161472A1 CN 2016076816 W CN2016076816 W CN 2016076816W WO 2017161472 A1 WO2017161472 A1 WO 2017161472A1
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WIPO (PCT)
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headrest
resonance
sound
box
bracket
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PCT/CN2016/076816
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French (fr)
Chinese (zh)
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王平
李红元
葛斌
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汉得利(常州)电子股份有限公司
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Priority to PCT/CN2016/076816 priority Critical patent/WO2017161472A1/en
Publication of WO2017161472A1 publication Critical patent/WO2017161472A1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/80Head-rests
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics

Abstract

A novel vehicle-mounted vibration and radiation headrest surrounding sound system comprises a headrest body (1). At least one resonant box body (2) capable of making sounds is disposed in the headrest body (1). A filler (6) is filled between the resonant box body (2) and the headrest body (1). The resonant boxes are embedded in the headrest of an automobile, separately make sounds and have a good low-frequency sound effect.

Description

新型车载振动辐射头枕环绕音响系统New vehicle vibration radiation headrest surround sound system 技术领域Technical field
本发明属于汽车部件技术领域,具体涉及新型车载振动辐射头枕环绕音响系统。The invention belongs to the technical field of automobile parts, and particularly relates to a novel vehicle vibration radiation headrest surround sound system.
背景技术Background technique
目前市场上面常规汽车的音响系统都是用传统的高音扬声器与低音扬声器配套使用,并且现有的汽车音响系统一般都安装在汽车门扇、中控台等位置,由此,传统汽车音响带来体积大、成本高、占用空间高等问题。在汽车的实际使用中,汽车上往往并非仅乘坐一个人,因此,当一个人想听音乐的时候,整车人都听到,因而会影响了需要安静的乘客。为解决这一技术问题,目前采用的方法是将汽车音响系统隐设在汽车内的某处,如中国实用新型专利(专利号为200920304855.8)公开的一种汽车音响座椅,其公开的技术方案为:包括靠背和设置于靠背上端的头枕,所述的头枕由内部支架和外罩组成,所述头枕的两侧的端部对称设置有二侧翼,所述侧翼内固定设置有扬声器,所述侧翼可横向或纵向摆动,将扬声器设置在头枕两侧的二侧翼内,虽然在一定程度减少车内空间的占据,但是设置在头枕两侧,首先,破坏了座椅的整体美学特征,美观性大打折扣,第二,行车的安全性也大大降低,一旦出现撞击,扬声器易损坏,并且容易伤害到车内乘客,第三,侧翼内仅是设置平常的扬声器,音效差,虽能够单独使用,但不能提供高质量的听觉享受。At present, the sound system of the conventional car on the market is matched with the traditional tweeter and the woofer, and the existing car audio system is generally installed in the position of the car door leaf, the center console, etc., thereby, the traditional car audio brings volume. Large, high cost, high space and other issues. In the actual use of a car, the car is often not just a person. Therefore, when a person wants to listen to music, the whole person hears it, thus affecting passengers who need to be quiet. In order to solve this technical problem, the current method is to hide the car audio system somewhere in the car, such as a car audio seat disclosed in the Chinese utility model patent (patent number 200920304855.8), and its disclosed technical solution The utility model comprises a backrest and a headrest which is arranged on the upper end of the backrest. The headrest is composed of an inner bracket and an outer cover. The ends of the two sides of the headrest are symmetrically arranged with two side flaps, and the side flaps are fixedly provided with a speaker. The side flaps can be swayed laterally or longitudinally, and the speakers are disposed in the two side flaps on both sides of the headrest. Although the occupation of the interior space is reduced to a certain extent, it is disposed on both sides of the headrest, firstly, the overall aesthetic of the seat is destroyed. Features, aesthetics are greatly reduced, second, the safety of driving is also greatly reduced, in the event of an impact, the speaker is easy to damage, and easy to hurt the passengers inside the car, third, the wing is only set the usual speaker, the sound is poor, although Can be used alone, but does not provide high quality hearing enjoyment.
发明内容Summary of the invention
本发明所要解决的技术问题是针对上述缺陷,提供新型车载振动辐射头枕环绕音响系统,埋设在汽车头枕内,独立发音,具有较好的低频音效。 The technical problem to be solved by the present invention is to provide a new type of vehicle vibration radiation headrest surround sound system, which is embedded in the headrest of the automobile, independently sounded, and has good low frequency sound effect.
本发明解决其技术问题采用的技术方案如下:The technical solution adopted by the present invention to solve the technical problems thereof is as follows:
新型车载振动辐射头枕环绕音响系统,包括头枕本体,所述的头枕本体内至少设有一个可发出声音的共振箱体,共振箱体与头枕本体间充置有不影响音波传播的填充物,共振箱体埋设在头枕内,必然其体积、质量都较小,自然的使汽车音响系统体积更小,降低了成本,释放了车内的空间,由于设置在头枕内,便于控制独立发声,使对车内其他乘客的影响降至最低,共振音箱必然发出共振音效,相对一般的扬声器或发音装置,其音效有较大的提高音效,能够提高乘客的听觉享受,填充物包覆在共振箱体外部,头枕本体包裹在填充物外部,填充物紧紧固定共振箱体,加上头枕本体的紧紧包裹,共振箱体能够被很好地固定,填充物不影响共振音波的传播,因此共振音效不会被填充物所影响,一般不影响音波传播的填充物具有一定的缓冲性能,所以填充物还能起到一定的缓冲作用,一旦发生撞击意外,填充物能够冲吸收撞击能量,避免共振箱体破损,头枕本体也具有一定的韧性与强度,若共振箱体发生破损,避免破损的共振箱体碎片穿透透填充物与头枕本体,以避免共振箱体可能对乘员造成的伤害,提高安全性。The utility model relates to a new vehicle vibration radiation headrest surrounding sound system, comprising a headrest body, wherein the headrest body has at least one resonance box body capable of emitting sound, and the resonance box body and the headrest body are filled with a sound wave wave transmission. The filler and the resonance box are buried in the headrest, which is inevitably smaller in size and quality. Naturally, the car audio system is smaller in size, lowering the cost, and releasing the space inside the car. Control independent sound, so that the impact on other passengers in the car is minimized. The resonant speaker will inevitably emit resonance sound. Compared with the general speaker or pronunciation device, the sound effect is greatly improved, and the passenger's hearing enjoyment can be improved. Covering the outside of the resonance box, the headrest body is wrapped around the outside of the filler, the filling material is tightly fixed to the resonance box body, and the tightly wrapped body of the headrest body, the resonance box body can be well fixed, and the filler does not affect the resonance sound wave. Propagation, so the resonance sound is not affected by the filler, and the filler that does not affect the sound wave propagation generally has a certain cushioning property, so the filler It can play a certain buffering effect. Once an impact accident occurs, the filling material can absorb the impact energy and avoid the damage of the resonance box body. The headrest body also has certain toughness and strength. If the resonance box body is damaged, the broken resonance box is avoided. The body fragments penetrate the filling body and the headrest body to avoid the damage that the resonance box may cause to the occupant and improve safety.
进一步的,头枕本体内部的共振箱体外围还设有箍紧共振箱体的支架,支架对共振箱体起到一个箍紧的作用,能够加强共振箱体的稳定性。Further, the periphery of the resonance box body inside the headrest body is further provided with a bracket for tightening the resonance box body, and the bracket acts as a hoop to the resonance box body, and can strengthen the stability of the resonance box body.
进一步的,所述的共振箱体上设有让位于支架的内凹槽,支架设置在内凹槽中,缩小了共振箱体与支架间的间距,使整体的体积小,结构更为的紧凑,使共振箱体便于设置在头枕本体内。Further, the resonance box body is provided with an inner groove for the bracket, and the bracket is disposed in the inner groove, which reduces the spacing between the resonance box body and the bracket, so that the overall volume is small and the structure is more Compact, the resonance box is easy to set in the headrest body.
进一步的,头枕本体、共振箱体、支架三者间互不接触,三者间以填充物隔开,避免了机械振动在三者间的传递,避免影响共振箱体发出的共振音效,避免音效失真。Further, the headrest body, the resonance box body and the bracket are not in contact with each other, and the three are separated by a filler, thereby avoiding the transmission of mechanical vibration between the three, avoiding the resonance sound effect of the resonance box and avoiding The sound is distorted.
进一步的,所述的支架为倒U型结构,内凹槽位于共振箱体顶部与侧边构成面上,倒U型结构的将共振箱体包围在其内侧,不仅便于装配,而且其具有 较好的箍紧作用,倒U型结构的下端可以延伸出头枕本体底部,延伸出的部分可设置卡槽,以与座椅配合,调节头枕的高度。Further, the bracket is an inverted U-shaped structure, the inner groove is located on the top and side of the resonance box, and the inverted U-shaped structure surrounds the resonance box on the inner side thereof, which is not only convenient for assembly, but also has For better tightening action, the lower end of the inverted U-shaped structure can extend out of the bottom of the headrest body, and the extended portion can be provided with a card slot to cooperate with the seat to adjust the height of the headrest.
进一步的,所述的支架为设置在共振箱体外围的闭合方形或环状结构,其箍进的效果较好,保证共振箱体的稳固性,同时提高了头枕的安全性。Further, the bracket is a closed square or ring structure disposed at the periphery of the resonance box body, and the hooping effect is better, the stability of the resonance box body is ensured, and the safety of the headrest is improved.
进一步的,所述的共振箱体一竖直构成面为平整的辐射面板,辐射面板内壁设有共振源,共振源靠近辐射面板一侧以有基材双面胶与辐射面板粘连,共振源远离辐射面板一侧设有连接辐射面板的固定罩壳,辐射面板相对的共振箱体构成面为出音板,出音板内壁与共振源相对位置处设有导相管,导相管一端为内开口,导相管另一端于出音板外壁面设有外开口。Further, the resonant box body has a vertical radiant panel, and the inner wall of the radiant panel is provided with a resonance source. The resonance source is adjacent to the side of the radiant panel to have a double-sided adhesive of the substrate adhered to the radiant panel, and the resonance source is far away. One side of the radiation panel is provided with a fixed cover connected to the radiation panel. The opposite surface of the radiation panel is a sound-emitting board. The inner wall of the sound-emitting board is provided with a phase-guiding tube at a position opposite to the resonance source, and one end of the phase-guiding tube is inside. The opening and the other end of the guiding tube are provided with an outer opening on the outer wall surface of the sound emitting board.
共振源固定在共振箱体较为平整的辐射面板上,做为辐射源,共振源振动引起辐射面板发生共振,产生共振音波,提高了音效,平整的辐射面板能够提高共振效果,共振箱体内做导相管设计,使得共振音箱有很好的低频效果,导相管与共振源相对设置,共振音波传至导相管并经导相管导相后,音波由内开口副射到外开口,并与共振音波进行同相叠加,内开口向板外壁的外开口传播至外部,使音带宽,具有较小的失真,大幅提高低频音效,实现较小的共振箱体产生丰富的低音,共振源与辐射面板间的有基材双面胶起到固定及减小机械振动的作用,消除了异常音,固定罩壳将振动源固定在共振箱体的辐射面板上,从而固定住共振源并且限制住共振源的振幅,消除了因为振动失衡造成的异常音,提高了音效。The resonance source is fixed on the relatively flat radiation panel of the resonance box, and acts as a radiation source. The vibration of the resonance source causes the radiation panel to resonate, generating resonance sound waves, improving the sound effect, and the flat radiation panel can improve the resonance effect, and the resonance box can be used as a guide. The phase tube design makes the resonant speaker have a good low frequency effect. The phase guiding tube is opposite to the resonant source. After the resonant sound wave is transmitted to the phase guiding tube and guided by the phase guiding tube, the sound wave is emitted from the inner opening to the outer opening, and In-phase superposition with the resonance sound wave, the inner opening propagates to the outside of the outer wall of the outer wall of the board, so that the sound bandwidth has small distortion, greatly improves the low-frequency sound effect, and realizes a small resonance box to generate rich bass, resonance source and radiation. The double-sided adhesive between the panels serves to fix and reduce the mechanical vibration, eliminating the abnormal sound. The fixed casing fixes the vibration source on the radiation panel of the resonance box, thereby fixing the resonance source and limiting the resonance. The amplitude of the source eliminates the abnormal sound caused by the vibration imbalance and improves the sound.
进一步的,共振箱体数目为两个,两个共振箱体于头枕本体内部关于头枕本体中心左右对称设置,两个共振箱体的辐射面板背向相对,且两辐射面板间不接触,两个共振箱体的辐射面板背向相对,且两辐射面板间不接触,两个共振箱体设置在头枕内左右两侧,导相管外开口朝向头枕左右两侧,促使较好的低频音效的传播,使乘客具有较好的音乐享受。Further, the number of the resonance boxes is two, and the two resonance boxes are disposed symmetrically about the center of the headrest body inside the headrest body, and the radiation panels of the two resonance boxes are opposite to each other, and the two radiation panels are not in contact with each other. The radiation panels of the two resonance boxes are opposite to each other, and the two radiation panels are not in contact with each other. The two resonance boxes are disposed on the left and right sides of the headrest, and the outer opening of the phase guiding tube faces the left and right sides of the headrest, which promotes better The spread of low-frequency sound effects makes passengers have better music enjoyment.
进一步的,所述的导相管为出音板内壁竖直方向的凸起结构,内开口高于 外开口,共振源位置高于外开口低于内开口,共振源的位置能促使导相管的导相效果更好。Further, the guiding tube is a convex structure in a vertical direction of the inner wall of the soundboard, and the inner opening is higher than In the outer opening, the position of the resonance source is higher than the outer opening than the inner opening, and the position of the resonance source can promote the phase guiding effect of the phase guiding tube.
进一步的,所述的共振源为激励器,激励器振动引起辐射面板共振,产生共振音效。Further, the resonant source is an exciter, and the exciter vibration causes the radiation panel to resonate to generate a resonant sound effect.
进一步的,所述的填充物为泡棉,同时具有较好的缓冲效果,填充物的选择多种多样,满足不影响音效、缓冲性好、能隔绝振动即可,本发明中优选的采用泡棉。Further, the filler is foam, and has a good buffering effect, and the selection of the filler is various, and the vibration is good, the cushioning property is good, and the vibration can be isolated. The preferred foam is used in the present invention. cotton.
本发明所取得的有益效果是:采用上述方案,The beneficial effects obtained by the invention are: adopting the above scheme,
1.音响埋设头枕内,体积小、质量轻,大幅减小了汽车音响系体积,降低了成本,减小了车内空间的占据,释放了车内的空间,同时隐匿设置,更为美观;1. The sound is embedded in the headrest, which is small in size and light in weight, which greatly reduces the volume of the car audio system, reduces the cost, reduces the occupation of the interior space, releases the space inside the car, and conceals the setting, which is more beautiful. ;
2.共振源与辐射面板产生共振音波,明显提高了音效,导相管的导相作用则大幅的提高了低频音效,进一步提高了音响的音效,提供更好的听觉享受,能够独立发音,减小对车内其他乘客的影响;2. Resonance source and radiation panel generate resonance sound wave, which obviously improves the sound effect. The phase guiding effect of the phase guiding tube greatly improves the low frequency sound effect, further improves the sound effect of the sound, provides better hearing enjoyment, and can independently pronounce and reduce Small impact on other passengers in the car;
3.有基材双面胶与固定罩壳固定共振源,减小机械振动,限制共振源振幅消除异常音,促使音效提高;3. The substrate double-sided tape and the fixed cover fixed the resonance source, reduce the mechanical vibration, limit the amplitude of the resonance source to eliminate the abnormal sound, and promote the sound effect;
4.支架箍紧了共振箱体,配合填充的填充物,提高了头枕的安全性。4. The bracket tightens the resonance box and cooperates with the filled filler to improve the safety of the headrest.
附图说明DRAWINGS
通过下面结合附图的详细描述,本发明前述的和其他的目的、特征和优点将变得显而易见。The above and other objects, features and advantages of the present invention will become apparent from the accompanying drawings.
图1为本发明实施例1的截面结构示意图。1 is a schematic cross-sectional view showing a first embodiment of the present invention.
图2为本发明实施例1去掉头枕本体后的结构示意图。 FIG. 2 is a schematic structural view of the first embodiment of the present invention with the headrest body removed.
图3为本发明实施例1共振箱体的结构示意图。3 is a schematic structural view of a resonance box body according to Embodiment 1 of the present invention.
图4为本发明实施例1去掉辐射面板后共振箱体的结构示意图。4 is a schematic structural view of a resonance box body after removing a radiation panel according to Embodiment 1 of the present invention.
图5为本发明共振源的截面结构示意图。Figure 5 is a schematic cross-sectional view showing the resonance source of the present invention.
图6为图5中I部的放大示意图。Fig. 6 is an enlarged schematic view showing a portion I in Fig. 5.
图7为本发明实施例2支架与共振箱体的配合结构示意图。FIG. 7 is a schematic view showing the cooperation structure of the bracket and the resonance box body according to Embodiment 2 of the present invention.
图8为本发明实施例3支架与共振箱体的配合结构示意图。FIG. 8 is a schematic view showing the cooperation structure of the bracket and the resonance box body according to Embodiment 3 of the present invention.
图9为本发明实施例4支架与共振箱体的配合结构示意图。FIG. 9 is a schematic view showing the cooperation structure of the bracket and the resonance box body according to Embodiment 4 of the present invention.
其中:1为头枕本体,2为共振箱体,2.1为辐射面板,2.2为导相管,2.3为内开口,2.4为外开口,2.5为内凹槽,3为共振源,3.1为振动板,3.2为极片,3.3为磁铁,3.4为磁罩,3.5为音圈,3.6为定位支片,3.7为磁液,4为有基材双面胶,5为固定罩壳,5.1为连接爪,6为泡棉,7为支架。Among them: 1 is the headrest body, 2 is the resonance box body, 2.1 is the radiation panel, 2.2 is the phase guiding tube, 2.3 is the inner opening, 2.4 is the outer opening, 2.5 is the inner groove, 3 is the resonance source, 3.1 is the vibration plate 3.2 is a pole piece, 3.3 is a magnet, 3.4 is a magnetic cover, 3.5 is a voice coil, 3.6 is a positioning piece, 3.7 is a magnetic liquid, 4 is a double-sided tape with a substrate, 5 is a fixed cover, and 5.1 is a connecting claw. 6 is foam and 7 is a bracket.
具体实施方式detailed description
下面结合附图及实施例对本发明进行详细说明。The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
实施例1:如图1、图2所示的新型车载振动辐射头枕环绕音响系统,包括头枕本体1,头枕本体1为一般的汽车座椅头枕,头枕本体1内设有两个可产生共振音效的共振箱体2,两个共振箱体2设置在头枕本体1内部的左右两侧,且两个共振箱体2关于头枕本体2中心左右对称,共振箱体2与头枕本体1间充置有泡棉6,泡棉6包覆着共振箱体2,头枕本体1包裹着泡棉6,泡棉6使共振箱体2与头枕本体1间不接触,且两个共振箱体2间不接触。Embodiment 1: A new vehicle vibration radiation headrest surround sound system as shown in FIG. 1 and FIG. 2, comprising a headrest body 1, a headrest body 1 being a general automobile seat headrest, and two in the headrest body 1 a resonance box 2 capable of generating a resonance sound effect, two resonance boxes 2 are disposed on the left and right sides of the inside of the headrest body 1, and the two resonance boxes 2 are bilaterally symmetric with respect to the center of the headrest body 2, and the resonance case 2 is The headrest body 1 is filled with a foam 6 which is covered with a resonance box 2, and the headrest body 1 is wrapped with a foam 6 which makes the resonance box 2 and the headrest body 1 not in contact with each other. And the two resonance boxes 2 are not in contact with each other.
如3、图4所示,共振箱体2一竖直构成面为平整的辐射面板2.1,辐射面板2.1内壁上设有共振源,共振源采用直径为26mm的激励器3,激励器3设置在辐射面板中心略偏下位置处,激励器3靠近辐射面板2.1的一侧以有基材双面胶4与辐射面板2.1粘连,激励器3远离辐射面板2.1一侧设有连接辐射面板2.1的固定罩壳5,辐射面板2.1相对的共振箱体2构成面为出音板,出音板 内壁与激励器3相对位置处设有导相管2.2,导相管2.2出音板内壁竖直方向的方形凸起结构,与共振箱体2一体成型,导相管2.2与共振箱体2安装时倾斜方向一致,导相管2.2顶端设有位于共振箱体2内侧的内开口2.3,导相管2.2底端于出音板外壁面设有外开口2.4,内开口2.3水平高度高于外开口2.4,激励器3的水平高度高于略高于外开口2.4的水平高度,共振箱体2的内容积和导相管2.2大小成比例关系,共振箱体2的材质为1.5mm-2mm厚的车规级塑料,1.5mm-2mm厚车规级塑料制成共振箱体2具有良好的强度,促使提高音效,两个共振箱体2.1的辐射面板2.1相对设置,且两辐射面板2.1间设有间距,以使两个共振箱体2外开口2.4朝向头枕左右两侧,外开口2.4朝向不同方向使音效更加立体化,增强音效,增强听觉享受,激励器3固定在共振箱体2较为平整的辐射面板2.1上,做为辐射源,激励器3振动引起辐射面板2.1发生共振,产生共振音波,以提高音效,平整的辐射面板2.1能够提高共振效果,共振箱体2内的导相管2.2使得共振音箱2有很好的低频效果,导相管2.2与激励器3位置相对,共振音波传至导相管2.2并经导相管2.2导相后,音波由内开口2.3副射到外开口2.4,并与共振音波进行同相叠加,内开口2.3向板外壁的外开口2.4传播至外部,使音带宽,具有较小的失真,大幅提高低频音效,实现较小的共振箱体2产生丰富的低音,激励器3与辐射面板2.1间的有基材双面胶4起到固定及减小机械振动的作用,消除了异常音,固定罩壳5将激励器3固定在辐射面板2.1的内壁面上,从而固定住激励器3并且限制住激励器3的振幅,消除了因为振动失衡造成的异常音,大幅提高音效。As shown in FIG. 3, the resonance box body 2 is vertically formed with a flat radiation panel 2.1, and a resonance source is disposed on the inner wall of the radiation panel 2.1. The resonance source is an exciter 3 having a diameter of 26 mm, and the exciter 3 is disposed at At the slightly lower position of the center of the radiant panel, the side of the exciter 3 adjacent to the radiant panel 2.1 is adhered to the radiant panel 2.1 with the double-sided tape 4 of the substrate, and the side of the exciter 3 away from the radiant panel 2.1 is provided with the radiant panel 2.1. The cover 5, the opposite of the radiant panel 2.1, the resonant box 2 constitutes a soundboard, and the soundboard The inner wall is opposite to the exciter 3 at a position where a phase guiding tube 2.2 is disposed, and the guiding tube 2.2 has a square convex structure in the vertical direction of the inner wall of the soundboard, and is integrally formed with the resonance box 2, and the guiding tube 2.2 and the resonance box 2 are installed. The tilting direction is the same, the top end of the guiding tube 2.2 is provided with an inner opening 2.3 located inside the resonant box 2, and the bottom end of the guiding tube 2.2 is provided with an outer opening 2.4 on the outer wall surface of the soundboard, and the inner opening 2.3 is higher than the outer opening. 2.4, the level of the exciter 3 is higher than the level of the outer opening 2.4, the inner volume of the resonance box 2 is proportional to the size of the guiding tube 2.2, and the material of the resonance box 2 is 1.5 mm - 2 mm thick The car-grade plastic, 1.5mm-2mm thick car-grade plastic made of resonant box 2 has good strength, which promotes the improvement of sound effect. The radiation panels 2.1 of the two resonance boxes 2.1 are oppositely arranged, and the two radiation panels are provided between 2.1. The spacing is such that the outer openings 2.4 of the two resonance boxes 2 face the left and right sides of the headrest, and the outer opening 2.4 makes the sound effect more stereoscopic in different directions, enhances the sound effect, enhances the hearing enjoyment, and the actuator 3 is fixed in the resonance box 2 to be relatively flat. Radiation panel 2.1, as a source of radiation, The vibration of the exciter 3 causes the radiation panel 2.1 to resonate, and a resonance sound wave is generated to improve the sound effect. The flat radiation panel 2.1 can improve the resonance effect, and the phase guiding tube 2.2 in the resonance box 2 makes the resonance speaker 2 have a good low frequency effect. The phase guiding tube 2.2 is opposite to the position of the exciter 3. After the resonant sound wave is transmitted to the guiding tube 2.2 and guided by the guiding tube 2.2, the sound wave is emitted from the inner opening 2.3 to the outer opening 2.4, and is superimposed in the same phase with the resonance sound wave. The opening 2.3 propagates to the outside of the outer opening 2.4 of the outer wall of the board, so that the sound bandwidth has less distortion, and the low-frequency sound effect is greatly improved, and the small resonance box 2 generates rich bass, and the actuator 3 and the radiation panel 2.1 are The double-sided tape 4 having the substrate functions to fix and reduce the mechanical vibration, and eliminates the abnormal sound. The fixed cover 5 fixes the actuator 3 to the inner wall surface of the radiation panel 2.1, thereby fixing the actuator 3 and confining it. The amplitude of the exciter 3 eliminates the abnormal sound caused by the vibration imbalance and greatly improves the sound effect.
头枕本体1内部的两个共振箱体2外围还设有箍紧共振箱体2的支架7,支架7对两个共振箱体2起到一个箍紧的作用,以加强共振箱体2的稳定性,支架7为倒U型结构,共振箱体2上设有让位于支架7的内凹槽2.5,为了与支架7结构配合,两个共振箱体2的内凹槽2.5开设在共振箱体2的出音板以及上部的构成面上,两个共振箱体2的内凹槽2.5恰好与支架7配合,由于泡棉7的 填充,使共振箱体2与支架7之间不接触,避免机械振动,支架7设置在共振箱体2的内凹槽2.5中,起到箍紧作用的同时,还减小了空间占据,倒U型结构便于装配,减小了将共振箱体2设置在头枕本体1内的难度,倒U型结构支架7的下端可以延伸出头枕本体1底部,延伸出的部分可设置卡槽,以与座椅配合,支撑头枕,调节头枕的高度。The periphery of the two resonance boxes 2 inside the headrest body 1 is further provided with a bracket 7 for tightening the resonance box 2, and the bracket 7 acts as a tightening force for the two resonance boxes 2 to strengthen the resonance box 2 Stability, the bracket 7 is an inverted U-shaped structure, and the resonance box body 2 is provided with an inner groove 2.5 for the bracket 7, and in order to cooperate with the bracket 7, the inner groove 2.5 of the two resonance boxes 2 is opened at resonance On the sound-emitting panel of the casing 2 and the upper constituent surface, the inner grooves 2.5 of the two resonance tanks 2 just coincide with the brackets 7, due to the foam 7 Filling, so that the resonance box 2 and the bracket 7 are not in contact with each other to avoid mechanical vibration, the bracket 7 is disposed in the inner groove 2.5 of the resonance box 2, and acts to tighten the space while reducing the space occupation. The U-shaped structure is easy to assemble, and the difficulty of disposing the resonance box 2 in the headrest body 1 is reduced. The lower end of the inverted U-shaped structure bracket 7 can extend out from the bottom of the headrest body 1, and the extended portion can be provided with a card slot to Cooperate with the seat to support the headrest and adjust the height of the headrest.
两个共振箱体2对称的埋设在头枕内,共振箱体2的体积、质量都较小,减小了汽车音响系统体积,降低了成本,释放了车内的空间,设置在头枕内,便于控制独立发声,使对车内其他乘客的影响降至最低,共振音箱2发出共振音效,且其具有较好的低频音效,能够提高乘客哦听觉享受,泡棉6充置在共振箱体2与头枕本体1、支架7之间,隔绝相互间的接触,并将共振箱体2牢牢的固定在头枕内,支架7在外围箍紧两个共振箱体2,保证了共振箱体2的稳定性,同时,支架7在头枕本体1内具有刚性支撑的作用,促使头枕的稳固性好,泡棉6阻碍共振箱体2与头枕本体1、支架7间的机械振动传播,避免头枕本体1、支架7对共振箱体2共振效果的影响,避免音效失真,泡棉6具有较好的缓冲作用,一旦发生撞击意外,泡棉6能够冲吸收大量的撞击能量,避免共振箱体2破损,头枕本体1一般为皮革等材料构成,本身具有一定的韧性与强度,若共振箱体2发生破损,能够避免破损的共振箱体2碎片穿透泡棉6与头枕本体1,以避免共振箱体2可能对乘员造成的伤害,提高安全性,埋设在头枕内,隐匿设置,不破坏座椅的整体美学特征,更为的美观,满足了现实中的使用。The two resonance boxes 2 are symmetrically embedded in the headrest, and the volume and quality of the resonance box 2 are small, which reduces the volume of the car audio system, reduces the cost, and releases the space inside the car, and is disposed in the headrest. It is easy to control the independent sound, so that the impact on other passengers in the car is minimized. The resonant speaker 2 emits a resonant sound effect, and it has a good low-frequency sound effect, which can improve the passenger's hearing enjoyment, and the foam 6 is charged in the resonance box. 2, and the headrest body 1, the bracket 7, is isolated from each other, and the resonance box 2 is firmly fixed in the headrest, and the bracket 7 clamps the two resonance boxes 2 at the periphery to ensure the resonance box. The stability of the body 2, at the same time, the bracket 7 has a rigid support in the headrest body 1, which promotes the stability of the headrest, and the foam 6 hinders the mechanical vibration between the resonance box 2 and the headrest body 1 and the bracket 7. Propagation, avoiding the influence of the headrest body 1 and the bracket 7 on the resonance effect of the resonance box 2, and avoiding the distortion of the sound effect, the foam 6 has a good buffering effect, and in the event of an impact accident, the foam 6 can absorb a large amount of impact energy. Avoid damage to the resonance box 2, The pillow body 1 is generally made of a material such as leather, and has a certain toughness and strength. If the resonance box 2 is damaged, it is possible to prevent the broken resonance box 2 from penetrating the foam 6 and the headrest body 1 to avoid the resonance box. Body 2 may cause damage to the occupant, improve safety, embed in the headrest, concealed settings, does not damage the overall aesthetic characteristics of the seat, more beautiful, and satisfies the use in reality.
如图5、图6所示的激励器3由振动板3.1、极片3.1、磁铁3.3、磁罩3.4、音圈3.5、定位支片3.6构成,按照激励器3水平常态放置,振动板3.1位于上端,磁罩3.4位于底端,磁铁3.3设置在磁罩3.4上端设置的凹槽内,极片3.2设置在磁铁3.3上端,音圈3.5、定位支片3.6设置在极片3.2、磁铁3.3的外围,音圈3.5的底部延伸至低于磁铁3.3上端面处,且音圈3.5的底部与定位支片3.6的内圈沿 连接,定位支片3.6外圈沿与磁罩3.4上端面外侧连接,振动板3.1设置在音圈3.5上端并与音圈3.5连接,极片3.2与音圈3.5之间还设有磁液3.7,在音圈3.5与磁铁3.3的音隙中添加一种带有阻尼作用的能够根据磁铁磁力线运动的磁液3.7,弥补了由于音圈3.5与磁铁3.3单边间隙只有0.25及激励器3本身支撑不够引起的振动失衡,大大的减少了杂音,提高了音响的音效,音圈3.5通电使振动板3.1产业相应振动,引起辐射面板2.1产生共振,发出共振音效,振动板3.1的材质为车规级塑料,强度好,耐用,定位支片3.5的材质为CONEX材质,CONEX材质使定位支片3.6具有更好的支撑作用,提高了激励器3的振动效果,进一步的提高音效,有基材双面胶4的基材为泡棉,其结构为泡棉两端面设有不干胶,有基材双面胶4设置在振动板3.1顶部,激励器3呈竖直态粘贴在辐射面板2.1表面,有基材双面胶4起到固定激励器3及减小机械振动的作用,固定罩壳5设有嵌设激励器3的圆槽,磁罩3.4底端台阶面与固定罩壳5圆槽端面连接,磁罩3.4底端面与圆槽底面不接触,圆槽底面为镂空结构,固定罩壳5上端设有与辐射面板2.1连接的连接爪5.1,连接爪5.1以螺钉与辐射面板2.1连接,且连接爪5.1间设有泡棉6垫,磁罩3.4不与圆槽底面接触,避免机械振动带来的不良影响,镂空结构便于共振音效的传播,减少对音质的损伤。The exciter 3 shown in FIG. 5 and FIG. 6 is composed of a vibrating plate 3.1, a pole piece 3.1, a magnet 3.3, a magnetic cover 3.4, a voice coil 3.5, and a positioning support piece 3.6, and is placed in a horizontal normal state according to the exciter 3, and the vibrating plate 3.1 is located. The upper end, the magnetic cover 3.4 is located at the bottom end, the magnet 3.3 is disposed in the groove provided at the upper end of the magnetic cover 3.4, the pole piece 3.2 is disposed at the upper end of the magnet 3.3, the voice coil 3.5, the positioning support piece 3.6 is disposed at the periphery of the pole piece 3.2, the magnet 3.3 The bottom of the voice coil 3.5 extends below the upper end of the magnet 3.3, and the bottom of the voice coil 3.5 and the inner circumference of the positioning bracket 3.6 Connecting, the outer ring of the positioning piece 3.6 is connected to the outer side of the upper end surface of the magnetic cover 3.4, the vibration plate 3.1 is disposed at the upper end of the voice coil 3.5 and connected with the voice coil 3.5, and the magnetic liquid 3.7 is also disposed between the pole piece 3.2 and the voice coil 3.5. Adding a magnetic fluid 3.7 with damping effect to the magnetic field line of the magnet in the voice coil 3.5 and the sound gap of the magnet 3.3 compensates for the unilateral gap of the voice coil 3.5 and the magnet 3.3 is only 0.25 and the actuator 3 itself is insufficiently supported. The vibration imbalance caused by the vibration is greatly reduced, and the sound effect of the sound is greatly improved. The voice coil 3.5 is energized to cause the corresponding vibration of the vibration plate 3.1 industry, causing the radiation panel 2.1 to resonate and emit a resonance sound effect. The material of the vibration plate 3.1 is a car gauge plastic. The strength is good and durable. The material of the positioning piece 3.5 is CONEX material. The CONEX material makes the positioning piece 3.6 have better supporting effect, improves the vibration effect of the exciter 3, further improves the sound effect, and has the double-sided adhesive of the substrate. The substrate of 4 is foam, and the structure is provided with adhesive on both end faces of the foam, and the double-sided adhesive 4 of the substrate is disposed on the top of the vibration plate 3.1, and the actuator 3 is attached to the surface of the radiation panel 2.1 in a vertical state, Double-sided substrate The glue 4 functions to fix the actuator 3 and reduce the mechanical vibration. The fixed cover 5 is provided with a circular groove in which the actuator 3 is embedded, and the bottom end surface of the magnetic cover 3.4 is connected with the circular groove end surface of the fixed cover 5, and the magnetic cover 3.4 The bottom end surface is not in contact with the bottom surface of the circular groove, and the bottom surface of the circular groove is hollowed out. The upper end of the fixed cover 5 is provided with a connecting claw 5.1 connected to the radiation panel 2.1. The connecting claw 5.1 is connected with the radiation panel 2.1 by screws, and the connecting claw 5.1 is connected. The foam 6 pad is provided, and the magnetic cover 3.4 is not in contact with the bottom surface of the circular groove to avoid the adverse effects caused by mechanical vibration, and the hollow structure facilitates the propagation of the resonance sound effect and reduces the damage to the sound quality.
实施例2:参照图1、图2所示的新型车载振动辐射头枕环绕音响系统,包括头枕本体1,头枕本体1为一般的汽车座椅头枕,头枕本体1内设有两个共振箱体2,两个共振箱体2设置在头枕本体1内部的左右两侧,且两个共振箱体2关于头枕本体2中心左右对称,共振箱体2与头枕本体1间充置有泡棉6,泡棉6包覆着共振箱体2,头枕本体1包裹着泡棉6,泡棉6使共振箱体2与头枕本体1间不接触,且两个共振箱体2间不接触。Embodiment 2: Referring to the novel vehicle-mounted vibration radiation headrest surround sound system shown in FIG. 1 and FIG. 2, including a headrest body 1, the headrest body 1 is a general automobile seat headrest, and the headrest body 1 is provided with two Resonance box 2, two resonance boxes 2 are disposed on the left and right sides of the headrest body 1, and the two resonance boxes 2 are bilaterally symmetric with respect to the center of the headrest body 2, and between the resonance case 2 and the headrest body 1 The foam 6 is filled, the foam 6 covers the resonance box 2, and the headrest body 1 is wrapped with the foam 6. The foam 6 makes the resonance box 2 and the headrest body 1 not in contact, and the two resonance boxes Body 2 does not touch.
参照3、图4所示,共振箱体2一竖直构成面为平整的辐射面板2.1,辐射 面板2.1内壁上设有共振源,共振源采用直径为26mm的激励器3,激励器3设置在辐射面板中心略偏下位置处,激励器3靠近辐射面板2.1的一侧以有基材双面胶4与辐射面板2.1粘连,激励器3远离辐射面板2.1一侧设有连接辐射面板2.1的固定罩壳5,辐射面板2.1相对的共振箱体2构成面为出音板,出音板内壁与激励器3相对位置处设有导相管2.2,导相管2.2出音板内壁竖直方向的方形凸起结构,与共振箱体2一体成型,导相管2.2与共振箱体2安装时倾斜方向一致,导相管2.2顶端设有位于共振箱体2内侧的内开口2.3,导相管2.2底端于出音板外壁面设有外开口2.4,内开口2.3水平高度高于外开口2.4,激励器3的水平高度高于略高于外开口2.4的水平高度,共振箱体2的内容积和导相管2.2大小成比例关系,共振箱体2的材质为1.5mm-2mm厚的车规级塑料,1.5mm-2mm厚车规级塑料制成共振箱体2具有良好的强度,促使提高音效,两个共振箱体2.1的辐射面板2.1相对设置,且两辐射面板2.1间设有间距,以使两个共振箱体2外开口2.4朝向头枕左右两侧,外开口2.4朝向不同方向使音效更加立体化,增强音效,增强听觉享受,激励器3固定在共振箱体2较为平整的辐射面板2.1上,做为辐射源,激励器3振动引起辐射面板2.1发生共振,产生共振音波,以提高音效,平整的辐射面板2.1能够提高共振效果,共振箱体2内的导相管2.2使得共振音箱2有很好的低频效果,导相管2.2与激励器3位置相对,共振音波传至导相管2.2并经导相管2.2导相后,音波由内开口2.3副射到外开口2.4,并与共振音波进行同相叠加,内开口2.3向板外壁的外开口2.4传播至外部,使音带宽,具有较小的失真,大幅提高低频音效,实现较小的共振箱体2产生丰富的低音,激励器3与辐射面板2.1间的有基材双面胶4起到固定及减小机械振动的作用,消除了异常音,固定罩壳5将激励器3固定在辐射面板2.1的内壁面上,从而固定住激励器3并且限制住激励器3的振幅,消除了因为振动失衡造成的异常音,大幅提高音效。Referring to FIG. 3 and FIG. 4, the resonant box body 2 is vertically formed into a flat surface of the radiation panel 2.1, and the radiation The inner wall of the panel 2.1 is provided with a resonance source, the resonance source is an exciter 3 having a diameter of 26 mm, the exciter 3 is disposed at a position slightly lower than the center of the radiation panel, and the exciter 3 is adjacent to the side of the radiation panel 2.1 to have a double-sided substrate The glue 4 is adhered to the radiation panel 2.1, and the side of the actuator 3 away from the radiation panel 2.1 is provided with a fixed cover 5 connected to the radiation panel 2.1. The opposite resonance box 2 of the radiation panel 2.1 forms a soundboard, and the inner wall of the soundboard is The phase of the actuator 3 is provided with a phase guiding tube 2.2, and the guiding tube 2.2 has a square convex structure in the vertical direction of the inner wall of the soundboard, and is integrally formed with the resonance box 2, and the guiding tube 2.2 and the resonant box 2 are inclined when installed. The direction is the same, the top end of the guiding tube 2.2 is provided with an inner opening 2.3 located inside the resonant box 2, and the bottom end of the guiding tube 2.2 is provided with an outer opening 2.4 on the outer wall surface of the soundboard, and the inner opening 2.3 is higher than the outer opening 2.4. The level of the exciter 3 is higher than the level of the outer opening 2.4, and the inner volume of the resonance box 2 is proportional to the size of the guiding tube 2.2. The material of the resonance box 2 is 1.5 mm-2 mm thick. Grade plastic, 1.5mm-2mm thick gauge-grade plastic made of resonant box 2 There is good strength, which promotes the sound effect. The radiation panels 2.1 of the two resonance boxes 2.1 are oppositely arranged, and the two radiation panels 2.1 are spaced apart so that the outer openings 2.4 of the two resonance boxes 2 face the left and right sides of the headrest. The outer opening 2.4 makes the sound effect more stereoscopic in different directions, enhances the sound effect, enhances the hearing enjoyment, and the exciter 3 is fixed on the relatively flat radiation panel 2.1 of the resonance box 2, as the radiation source, and the vibration of the exciter 3 causes the radiation panel 2.1 to occur. Resonance, generate resonance sound waves to improve sound effect, flat radiation panel 2.1 can improve resonance effect, and the phase guiding tube 2.2 in the resonance box 2 makes the resonance speaker 2 have good low frequency effect, the position of the phase guiding tube 2.2 and the exciter 3 In contrast, after the resonant sound wave is transmitted to the phase guiding tube 2.2 and guided by the phase guiding tube 2.2, the sound wave is emitted from the inner opening 2.3 to the outer opening 2.4, and is superimposed in the same phase with the resonant sound wave, and the inner opening 2.3 is outwardly open to the outer wall of the plate. Propagating to the outside, making the sound bandwidth, with less distortion, greatly improving the low-frequency sound effect, achieving a rich resonance of the smaller resonance box 2, and a substrate between the exciter 3 and the radiation panel 2.1 The face glue 4 functions to fix and reduce mechanical vibration, eliminating abnormal noise, and the fixed cover 5 fixes the exciter 3 on the inner wall surface of the radiation panel 2.1, thereby fixing the exciter 3 and confining the exciter 3 The amplitude eliminates the abnormal sound caused by the vibration imbalance and greatly improves the sound effect.
参照图7所示,头枕本体1内部的两个共振箱体2外围还设有箍紧共振箱 体2的支架7,支架7对两个共振箱体2起到一个箍紧的作用,以加强共振箱体2的稳定性,支架7为设置在两个共振箱体2外围的闭合方形结构,闭合形态的支架对共振箱体2的箍紧效果更好,保证共振箱体2的稳定性,两个共振箱体2的底端构成面以及出音板设有让位于支架7的内凹槽2.5,两个共振箱体2的内凹槽2.5与支架7配合,由于泡棉7的填充,使共振箱体2与支架7之间不接触,避免机械振动,支架7设置在共振箱体2的内凹槽2.5中,起到箍紧作用的同时,还减小了空间占据,支架7在头枕本体1内使头枕具有内部的刚性支撑作用,促使提高头枕稳固性,头枕还可以设有头枕支架,头枕支架调节头枕的高度,头枕支架可以与支架7连接,提高对头枕的支撑作用。Referring to FIG. 7, the two resonance box bodies 2 inside the headrest body 1 are also provided with a tightening resonance box. The bracket 7 of the body 2, the bracket 7 acts as a hoop to the two resonance boxes 2 to strengthen the stability of the resonance box 2, and the bracket 7 is a closed square structure disposed at the periphery of the two resonance boxes 2, The closed-type bracket has a better tightening effect on the resonance box 2, and the stability of the resonance box 2 is ensured. The bottom end of the two resonance boxes 2 and the sound-emitting panel are provided with a recess for the bracket 7. The groove 2.5, the inner groove 2.5 of the two resonance boxes 2 cooperate with the bracket 7, and due to the filling of the foam 7, the resonance box 2 and the bracket 7 are not in contact with each other to avoid mechanical vibration, and the bracket 7 is disposed in the resonance box. In the inner groove 2.5 of the second groove, the space is occupied by the tightening action, and the bracket 7 has the inner rigid support function of the headrest in the headrest body 1, thereby promoting the stability of the headrest, the headrest A headrest bracket can also be provided, and the headrest bracket adjusts the height of the headrest, and the headrest bracket can be connected with the bracket 7 to improve the supporting function of the headrest.
两个共振箱体2对称的埋设在头枕内,共振箱体2的体积、质量都较小,减小了汽车音响系统体积,降低了成本,释放了车内的空间,设置在头枕内,便于控制独立发声,使对车内其他乘客的影响降至最低,共振音箱2发出共振音效,且其具有较好的低频音效,能够提高乘客哦听觉享受,泡棉6充置在共振箱体2与头枕本体1、支架7之间,隔绝相互间的接触,并将共振箱体2牢牢的固定在头枕内,支架7在外围箍紧两个共振箱体2,保证了共振箱体2的稳定性,同时,支架7在头枕本体1内具有刚性支撑的作用,促使头枕的稳固性好,泡棉6阻碍共振箱体2与头枕本体1、支架7间的机械振动传播,避免头枕本体1、支架7对共振箱体2共振效果的影响,避免音效失真,泡棉6具有较好的缓冲作用,一旦发生撞击意外,泡棉6能够冲吸收大量的撞击能量,避免共振箱体2破损,头枕本体1一般为皮革等材料构成,本身具有一定的韧性与强度,若共振箱体2发生破损,能够避免破损的共振箱体2碎片穿透泡棉6与头枕本体1,以避免共振箱体2可能对乘员造成的伤害,提高安全性,埋设在头枕内,隐匿设置,不破坏座椅的整体美学特征,更为的美观,满足了现实中的使用。The two resonance boxes 2 are symmetrically embedded in the headrest, and the volume and quality of the resonance box 2 are small, which reduces the volume of the car audio system, reduces the cost, and releases the space inside the car, and is disposed in the headrest. It is easy to control the independent sound, so that the impact on other passengers in the car is minimized. The resonant speaker 2 emits a resonant sound effect, and it has a good low-frequency sound effect, which can improve the passenger's hearing enjoyment, and the foam 6 is charged in the resonance box. 2, and the headrest body 1, the bracket 7, is isolated from each other, and the resonance box 2 is firmly fixed in the headrest, and the bracket 7 clamps the two resonance boxes 2 at the periphery to ensure the resonance box. The stability of the body 2, at the same time, the bracket 7 has a rigid support in the headrest body 1, which promotes the stability of the headrest, and the foam 6 hinders the mechanical vibration between the resonance box 2 and the headrest body 1 and the bracket 7. Propagation, avoiding the influence of the headrest body 1 and the bracket 7 on the resonance effect of the resonance box 2, and avoiding the distortion of the sound effect, the foam 6 has a good buffering effect, and in the event of an impact accident, the foam 6 can absorb a large amount of impact energy. Avoid damage to the resonance box 2, The pillow body 1 is generally made of a material such as leather, and has a certain toughness and strength. If the resonance box 2 is damaged, it is possible to prevent the broken resonance box 2 from penetrating the foam 6 and the headrest body 1 to avoid the resonance box. Body 2 may cause damage to the occupant, improve safety, embed in the headrest, concealed settings, does not damage the overall aesthetic characteristics of the seat, more beautiful, and satisfies the use in reality.
参照图5、图6所示的激励器3由振动板3.1、极片3.1、磁铁3.3、磁罩3.4、音圈3.5、定位支片3.6构成,按照激励器3水平常态放置,振动板3.1位于上 端,磁罩3.4位于底端,磁铁3.3设置在磁罩3.4上端设置的凹槽内,极片3.2设置在磁铁3.3上端,音圈3.5、定位支片3.6设置在极片3.2、磁铁3.3的外围,音圈3.5的底部延伸至低于磁铁3.3上端面处,且音圈3.5的底部与定位支片3.6的内圈沿连接,定位支片3.6外圈沿与磁罩3.4上端面外侧连接,振动板3.1设置在音圈3.5上端并与音圈3.5连接,极片3.2与音圈3.5之间还设有磁液3.7,在音圈3.5与磁铁3.3的音隙中添加一种带有阻尼作用的能够根据磁铁磁力线运动的磁液3.7,弥补了由于音圈3.5与磁铁3.3单边间隙只有0.25及激励器3本身支撑不够引起的振动失衡,大大的减少了杂音,提高了音响的音效,音圈3.5通电使振动板3.1产业相应振动,引起辐射面板2.1产生共振,发出共振音效,振动板3.1的材质为车规级塑料,强度好,耐用,定位支片3.5的材质为CONEX材质,CONEX材质使定位支片3.6具有更好的支撑作用,提高了激励器3的振动效果,进一步的提高音效,有基材双面胶4的基材为泡棉,其结构为泡棉两端面设有不干胶,有基材双面胶4设置在振动板3.1顶部,激励器3呈竖直态粘贴在辐射面板2.1表面,有基材双面胶4起到固定激励器3及减小机械振动的作用,固定罩壳5设有嵌设激励器3的圆槽,磁罩3.4底端台阶面与固定罩壳5圆槽端面连接,磁罩3.4底端面与圆槽底面不接触,圆槽底面为镂空结构,固定罩壳5上端设有与辐射面板2.1连接的连接爪5.1,连接爪5.1以螺钉与辐射面板2.1连接,且连接爪5.1间设有泡棉6垫,磁罩3.4不与圆槽底面接触,避免机械振动带来的不良影响,镂空结构便于共振音效的传播,减少对音质的损伤。The exciter 3 shown in FIG. 5 and FIG. 6 is composed of a vibrating plate 3.1, a pole piece 3.1, a magnet 3.3, a magnetic cover 3.4, a voice coil 3.5, and a positioning support piece 3.6, and is placed in a horizontal normal state according to the exciter 3, and the vibrating plate 3.1 is located. On At the end, the magnetic cover 3.4 is located at the bottom end, the magnet 3.3 is disposed in the groove provided at the upper end of the magnetic cover 3.4, the pole piece 3.2 is disposed at the upper end of the magnet 3.3, and the voice coil 3.5 and the positioning support piece 3.6 are disposed at the periphery of the pole piece 3.2 and the magnet 3.3. The bottom of the voice coil 3.5 extends below the upper end surface of the magnet 3.3, and the bottom of the voice coil 3.5 is connected with the inner ring of the positioning bracket 3.6. The outer ring of the positioning bracket 3.6 is connected to the outer side of the upper end surface of the magnetic cover 3.4, vibrating The plate 3.1 is disposed at the upper end of the voice coil 3.5 and connected to the voice coil 3.5, and the magnetic liquid 3.7 is further disposed between the pole piece 3.2 and the voice coil 3.5, and a damping effect is added to the sound gap of the voice coil 3.5 and the magnet 3.3. The magnetic fluid 3.7, which can move according to the magnetic field lines of the magnet, compensates for the vibration imbalance caused by the single-edge clearance of the voice coil 3.5 and the magnet 3.3, and the vibration of the exciter 3 itself is insufficient, which greatly reduces the noise and improves the sound effect of the sound. 3.5 energization makes the vibration plate 3.1 industry corresponding vibration, causing the radiation panel 2.1 to resonate and emit resonance sound. The material of the vibration plate 3.1 is car gauge grade plastic, the strength is good and durable, the material of the positioning support piece 3.5 is CONEX material, CONEX material makes Positioning bracket 3.6 It has better supporting effect, improves the vibration effect of the exciter 3, and further improves the sound effect. The substrate with the double-sided adhesive 4 of the substrate is foam, and the structure has the adhesive on both ends of the foam, and has a base. The double-sided tape 4 is disposed on the top of the vibrating plate 3.1, and the exciter 3 is attached to the surface of the radiation panel 2.1 in a vertical state, and the double-sided tape 4 of the substrate functions to fix the exciter 3 and reduce mechanical vibration, and the fixed cover 5 is provided with a circular groove embedded with the exciter 3, the bottom end surface of the magnetic cover 3.4 is connected with the end surface of the fixed cover 5 circular groove, the bottom end surface of the magnetic cover 3.4 is not in contact with the bottom surface of the circular groove, the bottom surface of the circular groove is hollow structure, the fixed cover The upper end of the shell 5 is provided with a connecting claw 5.1 connected to the radiation panel 2.1. The connecting claw 5.1 is connected with the radiation panel 2.1 by screws, and the foaming pad 6 is arranged between the connecting claws 5.1. The magnetic cover 3.4 is not in contact with the bottom surface of the circular groove, and the machine is avoided. The adverse effects of vibration, the hollow structure facilitates the propagation of resonant sound effects and reduces damage to sound quality.
实施例3:参照图1、图2所示的新型车载振动辐射头枕环绕音响系统,包括头枕本体1,头枕本体1为一般的汽车座椅头枕,头枕本体1内设有两个共振箱体2,两个共振箱体2设置在头枕本体1内部的左右两侧,且两个共振箱体2关于头枕本体2中心左右对称,共振箱体2与头枕本体1间充置有泡棉6,泡棉6包覆着共振箱体2,头枕本体1包裹着泡棉6,泡棉6使共振箱体2与头枕本 体1间不接触,且两个共振箱体2间不接触。Embodiment 3: Referring to the novel vehicle vibration radiation headrest surround sound system shown in FIG. 1 and FIG. 2, including a headrest body 1, the headrest body 1 is a general automobile seat headrest, and the headrest body 1 is provided with two Resonance box 2, two resonance boxes 2 are disposed on the left and right sides of the headrest body 1, and the two resonance boxes 2 are bilaterally symmetric with respect to the center of the headrest body 2, and between the resonance case 2 and the headrest body 1 The foam 6 is filled, the foam 6 covers the resonance box 2, the head pillow body 1 is wrapped with the foam 6, and the foam 6 makes the resonance box 2 and the headrest The body 1 is not in contact with each other, and the two resonance boxes 2 are not in contact with each other.
参照3、图4所示,共振箱体2一竖直构成面为平整的辐射面板2.1,辐射面板2.1内壁上设有共振源,共振源采用直径为26mm的激励器3,激励器3设置在辐射面板中心略偏下位置处,激励器3靠近辐射面板2.1的一侧以有基材双面胶4与辐射面板2.1粘连,激励器3远离辐射面板2.1一侧设有连接辐射面板2.1的固定罩壳5,辐射面板2.1相对的共振箱体2构成面为出音板,出音板内壁与激励器3相对位置处设有导相管2.2,导相管2.2出音板内壁竖直方向的方形凸起结构,与共振箱体2一体成型,导相管2.2与共振箱体2安装时倾斜方向一致,导相管2.2顶端设有位于共振箱体2内侧的内开口2.3,导相管2.2底端于出音板外壁面设有外开口2.4,内开口2.3水平高度高于外开口2.4,激励器3的水平高度高于略高于外开口2.4的水平高度,共振箱体2的内容积和导相管2.2大小成比例关系,共振箱体2的材质为1.5mm-2mm厚的车规级塑料,1.5mm-2mm厚车规级塑料制成共振箱体2具有良好的强度,促使提高音效,两个共振箱体2.1的辐射面板2.1相对设置,且两辐射面板2.1间设有间距,以使两个共振箱体2外开口2.4朝向头枕左右两侧,外开口2.4朝向不同方向使音效更加立体化,增强音效,增强听觉享受,激励器3固定在共振箱体2较为平整的辐射面板2.1上,做为辐射源,激励器3振动引起辐射面板2.1发生共振,产生共振音波,以提高音效,平整的辐射面板2.1能够提高共振效果,共振箱体2内的导相管2.2使得共振音箱2有很好的低频效果,导相管2.2与激励器3位置相对,共振音波传至导相管2.2并经导相管2.2导相后,音波由内开口2.3副射到外开口2.4,并与共振音波进行同相叠加,内开口2.3向板外壁的外开口2.4传播至外部,使音带宽,具有较小的失真,大幅提高低频音效,实现较小的共振箱体2产生丰富的低音,激励器3与辐射面板2.1间的有基材双面胶4起到固定及减小机械振动的作用,消除了异常音,固定罩壳5将激励器3固定在辐射面板2.1的内壁面上,从而固定住激励器3并且限制住激励器3的振幅, 消除了因为振动失衡造成的异常音,大幅提高音效。Referring to FIG. 3 and FIG. 4, the resonance box body 2 is vertically formed with a flat radiation panel 2.1, and a resonance source is disposed on the inner wall of the radiation panel 2.1. The resonance source is an exciter 3 having a diameter of 26 mm, and the exciter 3 is disposed at At the slightly lower position of the center of the radiant panel, the side of the exciter 3 adjacent to the radiant panel 2.1 is adhered to the radiant panel 2.1 with the double-sided tape 4 of the substrate, and the side of the exciter 3 away from the radiant panel 2.1 is provided with the radiant panel 2.1. The cover 5, the opposite resonance box 2 of the radiation panel 2.1 constitutes a sound-emitting panel, and the inner wall of the sound-emitting panel is provided with a phase-conducting tube 2.2 at a position opposite to the actuator 3, and the inner wall of the sound-emitting panel of the sound-conducting tube 2.2 is vertically The square convex structure is integrally formed with the resonance box body 2, and the guiding phase tube 2.2 and the resonance box body 2 are installed in the same direction of inclination, and the top end of the guiding tube 2.2 is provided with an inner opening 2.3 located inside the resonance box body 2, and the guiding tube 2.2 The bottom end is provided with an outer opening 2.4 on the outer wall surface of the soundboard, the inner opening 2.3 is higher than the outer opening 2.4, and the horizontal height of the exciter 3 is higher than the horizontal height slightly higher than the outer opening 2.4, and the inner volume of the resonant box 2 In proportion to the size of the phase guide tube 2.2, the resonance box 2 The quality is 1.5mm-2mm thick car gauge grade plastic, 1.5mm-2mm thick car gauge grade plastic made of resonance box body 2 has good strength, which promotes the sound effect. The radiation panels 2.1 of the two resonance boxes 2.1 are oppositely arranged. And the distance between the two radiation panels 2.1 is such that the outer openings 2.4 of the two resonance boxes 2 face the left and right sides of the headrest, and the outer opening 2.4 makes the sound effect more stereoscopic in different directions, enhances the sound effect, enhances the hearing enjoyment, and the exciter 3 It is fixed on the radiation panel 2.1 which is relatively flat on the resonance box 2. As the radiation source, the vibration of the exciter 3 causes the radiation panel 2.1 to resonate, and the resonance sound wave is generated to improve the sound effect. The flat radiation panel 2.1 can improve the resonance effect, and the resonance box The phase guiding tube 2.2 in the body 2 makes the resonant speaker 2 have a good low frequency effect, the phase guiding tube 2.2 is opposite to the position of the exciter 3, and the resonant sound wave is transmitted to the guiding phase tube 2.2 and guided by the phase guiding tube 2.2, the sound wave is The inner opening 2.3 is incident on the outer opening 2.4, and is superimposed in the same phase as the resonant sound wave, and the inner opening 2.3 is propagated to the outer opening 2.4 of the outer wall of the board to the outside, so that the sound bandwidth has a small distortion, and the low frequency sound effect is greatly improved. The smaller resonance box 2 produces a rich bass, and the substrate double-sided tape 4 between the actuator 3 and the radiation panel 2.1 functions to fix and reduce mechanical vibration, eliminating abnormal noise, and the fixed cover 5 will be excited. The device 3 is fixed to the inner wall surface of the radiation panel 2.1, thereby fixing the actuator 3 and limiting the amplitude of the exciter 3, Eliminates the abnormal sound caused by the vibration imbalance, greatly improving the sound.
参照图8所示,头枕本体1内部的两个共振箱体2外围还设有箍紧共振箱体2的支架7,支架7对两个共振箱体2起到一个箍紧的作用,以加强共振箱体2的稳定性,支架7为设置在两个共振箱体2外围的闭合环形结构,闭合环形的支架7对共振箱体2的箍紧效果更好,保证共振箱体2的稳定性,由于泡棉7的填充,使共振箱体2与支架7之间不接触,避免机械振动,支架7在头枕本体1内使头枕具有内部的刚性支撑作用,促使提高头枕稳固性,头枕还可以设有头枕支架,头枕支架调节头枕的高度,头枕支架可以与支架7连接,提高对头枕的支撑作用。Referring to FIG. 8 , a bracket 7 for tightening the resonance box 2 is further disposed on the periphery of the two resonance boxes 2 inside the headrest body 1 , and the bracket 7 plays a role of tightening the two resonance boxes 2 to The stability of the resonance box 2 is strengthened, and the bracket 7 is a closed annular structure disposed at the periphery of the two resonance boxes 2, and the closed ring bracket 7 has better tightening effect on the resonance box 2, and the stability of the resonance box 2 is ensured. Due to the filling of the foam 7, the resonance box 2 and the bracket 7 are not in contact with each other to avoid mechanical vibration, and the bracket 7 has an internal rigid supporting function in the headrest body 1 to promote the stability of the headrest. The headrest can also be provided with a headrest bracket, and the headrest bracket adjusts the height of the headrest, and the headrest bracket can be connected with the bracket 7 to improve the supporting function of the headrest.
两个共振箱体2对称的埋设在头枕内,共振箱体2的体积、质量都较小,减小了汽车音响系统体积,降低了成本,释放了车内的空间,设置在头枕内,便于控制独立发声,使对车内其他乘客的影响降至最低,共振音箱2发出共振音效,且其具有较好的低频音效,能够提高乘客哦听觉享受,泡棉6充置在共振箱体2与头枕本体1、支架7之间,隔绝相互间的接触,并将共振箱体2牢牢的固定在头枕内,支架7在外围箍紧两个共振箱体2,保证了共振箱体2的稳定性,同时,支架7在头枕本体1内具有刚性支撑的作用,促使头枕的稳固性好,泡棉6阻碍共振箱体2与头枕本体1、支架7间的机械振动传播,避免头枕本体1、支架7对共振箱体2共振效果的影响,避免音效失真,泡棉6具有较好的缓冲作用,一旦发生撞击意外,泡棉6能够冲吸收大量的撞击能量,避免共振箱体2破损,头枕本体1一般为皮革等材料构成,本身具有一定的韧性与强度,若共振箱体2发生破损,能够避免破损的共振箱体2碎片穿透泡棉6与头枕本体1,以避免共振箱体2可能对乘员造成的伤害,提高安全性,埋设在头枕内,隐匿设置,不破坏座椅的整体美学特征,更为的美观,满足了现实中的使用。The two resonance boxes 2 are symmetrically embedded in the headrest, and the volume and quality of the resonance box 2 are small, which reduces the volume of the car audio system, reduces the cost, and releases the space inside the car, and is disposed in the headrest. It is easy to control the independent sound, so that the impact on other passengers in the car is minimized. The resonant speaker 2 emits a resonant sound effect, and it has a good low-frequency sound effect, which can improve the passenger's hearing enjoyment, and the foam 6 is charged in the resonance box. 2, and the headrest body 1, the bracket 7, is isolated from each other, and the resonance box 2 is firmly fixed in the headrest, and the bracket 7 clamps the two resonance boxes 2 at the periphery to ensure the resonance box. The stability of the body 2, at the same time, the bracket 7 has a rigid support in the headrest body 1, which promotes the stability of the headrest, and the foam 6 hinders the mechanical vibration between the resonance box 2 and the headrest body 1 and the bracket 7. Propagation, avoiding the influence of the headrest body 1 and the bracket 7 on the resonance effect of the resonance box 2, and avoiding the distortion of the sound effect, the foam 6 has a good buffering effect, and in the event of an impact accident, the foam 6 can absorb a large amount of impact energy. Avoid damage to the resonance box 2, The pillow body 1 is generally made of a material such as leather, and has a certain toughness and strength. If the resonance box 2 is damaged, it is possible to prevent the broken resonance box 2 from penetrating the foam 6 and the headrest body 1 to avoid the resonance box. Body 2 may cause damage to the occupant, improve safety, embed in the headrest, concealed settings, does not damage the overall aesthetic characteristics of the seat, more beautiful, and satisfies the use in reality.
参照图5、图6所示的激励器3由振动板3.1、极片3.1、磁铁3.3、磁罩3.4、音圈3.5、定位支片3.6构成,按照激励器3水平常态放置,振动板3.1位于上 端,磁罩3.4位于底端,磁铁3.3设置在磁罩3.4上端设置的凹槽内,极片3.2设置在磁铁3.3上端,音圈3.5、定位支片3.6设置在极片3.2、磁铁3.3的外围,音圈3.5的底部延伸至低于磁铁3.3上端面处,且音圈3.5的底部与定位支片3.6的内圈沿连接,定位支片3.6外圈沿与磁罩3.4上端面外侧连接,振动板3.1设置在音圈3.5上端并与音圈3.5连接,极片3.2与音圈3.5之间还设有磁液3.7,在音圈3.5与磁铁3.3的音隙中添加一种带有阻尼作用的能够根据磁铁磁力线运动的磁液3.7,弥补了由于音圈3.5与磁铁3.3单边间隙只有0.25及激励器3本身支撑不够引起的振动失衡,大大的减少了杂音,提高了音响的音效,音圈3.5通电使振动板3.1产业相应振动,引起辐射面板2.1产生共振,发出共振音效,振动板3.1的材质为车规级塑料,强度好,耐用,定位支片3.5的材质为CONEX材质,CONEX材质使定位支片3.6具有更好的支撑作用,提高了激励器3的振动效果,进一步的提高音效,有基材双面胶4的基材为泡棉,其结构为泡棉两端面设有不干胶,有基材双面胶4设置在振动板3.1顶部,激励器3呈竖直态粘贴在辐射面板2.1表面,有基材双面胶4起到固定激励器3及减小机械振动的作用,固定罩壳5设有嵌设激励器3的圆槽,磁罩3.4底端台阶面与固定罩壳5圆槽端面连接,磁罩3.4底端面与圆槽底面不接触,圆槽底面为镂空结构,固定罩壳5上端设有与辐射面板2.1连接的连接爪5.1,连接爪5.1以螺钉与辐射面板2.1连接,且连接爪5.1间设有泡棉6垫,磁罩3.4不与圆槽底面接触,避免机械振动带来的不良影响,镂空结构便于共振音效的传播,减少对音质的损伤。The exciter 3 shown in FIG. 5 and FIG. 6 is composed of a vibrating plate 3.1, a pole piece 3.1, a magnet 3.3, a magnetic cover 3.4, a voice coil 3.5, and a positioning support piece 3.6, and is placed in a horizontal normal state according to the exciter 3, and the vibrating plate 3.1 is located. On At the end, the magnetic cover 3.4 is located at the bottom end, the magnet 3.3 is disposed in the groove provided at the upper end of the magnetic cover 3.4, the pole piece 3.2 is disposed at the upper end of the magnet 3.3, and the voice coil 3.5 and the positioning support piece 3.6 are disposed at the periphery of the pole piece 3.2 and the magnet 3.3. The bottom of the voice coil 3.5 extends below the upper end surface of the magnet 3.3, and the bottom of the voice coil 3.5 is connected with the inner ring of the positioning bracket 3.6. The outer ring of the positioning bracket 3.6 is connected to the outer side of the upper end surface of the magnetic cover 3.4, vibrating The plate 3.1 is disposed at the upper end of the voice coil 3.5 and connected to the voice coil 3.5, and the magnetic liquid 3.7 is further disposed between the pole piece 3.2 and the voice coil 3.5, and a damping effect is added to the sound gap of the voice coil 3.5 and the magnet 3.3. The magnetic fluid 3.7, which can move according to the magnetic field lines of the magnet, compensates for the vibration imbalance caused by the single-edge clearance of the voice coil 3.5 and the magnet 3.3, and the vibration of the exciter 3 itself is insufficient, which greatly reduces the noise and improves the sound effect of the sound. 3.5 energization makes the vibration plate 3.1 industry corresponding vibration, causing the radiation panel 2.1 to resonate and emit resonance sound. The material of the vibration plate 3.1 is car gauge grade plastic, the strength is good and durable, the material of the positioning support piece 3.5 is CONEX material, CONEX material makes Positioning bracket 3.6 It has better supporting effect, improves the vibration effect of the exciter 3, and further improves the sound effect. The substrate with the double-sided adhesive 4 of the substrate is foam, and the structure has the adhesive on both ends of the foam, and has a base. The double-sided tape 4 is disposed on the top of the vibrating plate 3.1, and the exciter 3 is attached to the surface of the radiation panel 2.1 in a vertical state, and the double-sided tape 4 of the substrate functions to fix the exciter 3 and reduce mechanical vibration, and the fixed cover 5 is provided with a circular groove embedded with the exciter 3, the bottom end surface of the magnetic cover 3.4 is connected with the end surface of the fixed cover 5 circular groove, the bottom end surface of the magnetic cover 3.4 is not in contact with the bottom surface of the circular groove, the bottom surface of the circular groove is hollow structure, the fixed cover The upper end of the shell 5 is provided with a connecting claw 5.1 connected to the radiation panel 2.1. The connecting claw 5.1 is connected with the radiation panel 2.1 by screws, and the foaming pad 6 is arranged between the connecting claws 5.1. The magnetic cover 3.4 is not in contact with the bottom surface of the circular groove, and the machine is avoided. The adverse effects of vibration, the hollow structure facilitates the propagation of resonant sound effects and reduces damage to sound quality.
实施例4:参照图1、图2所示的新型车载振动辐射头枕环绕音响系统,包括头枕本体1,头枕本体1为一般的汽车座椅头枕,头枕本体1设有三个共振箱体2,三个共振箱体2在头枕本体1内部的呈品字型排布,处于底侧的两个共振箱体2关于头枕本体2中心左右对称,共振箱体2与头枕本体1间充置有泡棉6,共振箱体2与头枕本体1间不接触,三个共振箱体2间不接触,参照图3、与4 所示的共振箱体2一竖直构成面为平整的辐射面板2.1,处于底侧的两个共振箱体2.1背向相对设置,处于上测的共振箱体2水平设置,其辐射面板2.1向下,辐射面板2.1上设有共振源,共振源采用直径为26mm的激励器3,激励器3设置在辐射面板中心略偏下位置处,激励器3靠近辐射面板2.1的一侧以双面胶4与辐射面板2.1粘连,激励器3远离辐射面板2.1一侧设有连接辐射面板2.1的固定罩壳5,辐射面板2.1相对的共振箱体2构成面为出音板,出音板内壁与激励器3相对位置处设有导相管2.2,导相管2.2出音板内壁竖直方向的方形凸起结构,与共振箱体2一体成型,导相管2.2与共振箱体2安装时倾斜方向一致,导相管2.2顶端设有位于共振箱体2内侧的内开口2.3,导相管2.2底端于出音板外壁面设有外开口2.4,内开口2.3水平高度高于外开口2.4,激励器3的水平高度高于略高于外开口2.4的水平高度,共振箱体2的内容积和导相管2.2大小成比例关系,共振箱体2的材质为1.5mm-2mm厚的车规级塑料,1.5mm-2mm厚车规级塑料制成共振箱体2具有良好的强度,促使提高音效,底侧两个共振箱体2外开口2.4朝向头枕左右两侧,处于上侧共振箱体2的外开口2.4朝向头正上部,外开口朝向不同方向使音效更加立体化,增强音效,增强听觉享受。Embodiment 4: Referring to the novel vehicle vibration radiation headrest surround sound system shown in FIG. 1 and FIG. 2, including a headrest body 1, the headrest body 1 is a general automobile seat headrest, and the headrest body 1 is provided with three resonances. The box body 2, the three resonance box bodies 2 are arranged in a shape of a figure inside the headrest body 1, and the two resonance box bodies 2 on the bottom side are bilaterally symmetric with respect to the center of the headrest body 2, and the resonance box body 2 and the headrest The main body 1 is filled with the foam 6, the resonance box 2 and the headrest body 1 are not in contact with each other, and the three resonance boxes 2 are not in contact with each other, refer to Figs. 3 and 4 The resonant box 2 shown in the vertical form is a flat radiant panel 2.1, and the two resonant tanks 2.1 on the bottom side are arranged opposite each other, and the resonant box 2 in the upper direction is horizontally disposed, and the radiant panel 2.1 is oriented. Next, the radiation panel 2.1 is provided with a resonance source, the resonance source is an exciter 3 having a diameter of 26 mm, the exciter 3 is disposed at a slightly lower position of the center of the radiation panel, and the exciter 3 is adjacent to the side of the radiation panel 2.1 with a double-sided adhesive. 4 is adhered to the radiation panel 2.1, and the side of the exciter 3 away from the radiation panel 2.1 is provided with a fixed cover 5 connected to the radiation panel 2.1, and the opposite resonance box 2 of the radiation panel 2.1 forms a soundboard, the inner wall of the soundboard and the excitation The relative position of the device 3 is provided with a guiding tube 2.2, and the guiding tube 2.2 has a square convex structure in the vertical direction of the inner wall of the soundboard, and is integrally formed with the resonance box 2, and the guiding direction of the guiding tube 2.2 and the resonant box 2 is inclined. Consistently, the top end of the guiding tube 2.2 is provided with an inner opening 2.3 located inside the resonant box 2, and the bottom end of the guiding tube 2.2 is provided with an outer opening 2.4 on the outer wall surface of the sounding board, and the inner opening 2.3 is horizontally higher than the outer opening 2.4, and the excitation is performed. The level of the device 3 is higher than the outer opening 2.4 The horizontal height, the inner volume of the resonance box 2 is proportional to the size of the phase guiding tube 2.2, the material of the resonance box body 2 is 1.5mm-2mm thick car gauge grade plastic, and the 1.5mm-2mm thick car gauge grade plastic is made to resonate. The box body 2 has good strength, which promotes the improvement of the sound effect. The outer opening 2.4 of the two resonance box bodies 2 on the bottom side faces the left and right sides of the headrest, and the outer opening 2.4 of the upper side resonance box body 2 faces the upper part of the head, and the outer opening faces differently. The direction makes the sound more stereoscopic, enhances the sound and enhances the listening enjoyment.
三个共振箱体2埋设在头枕内,且均衡分布,释放了车内的空间,极大的减小了共振箱体的体积、质量,使汽车音响系统体积大幅度较小,降低了成本,埋设在头枕内,可以控制独立发声,使对车内乘客的影响降至最低,共振箱体2产生共振音效,音效好,提高了乘客的听觉享受,激励器3固定在辐射面板2.1上,做为辐射源,激励器3振动引起辐射面板2.1发生共振,产生共振音波,平整的辐射面板2.1能够提高共振效果,大幅提升音效,共振音箱2内与激励器3相对的导相管2.2,大幅提升了共振音箱2的低频音效,共振音波传至导相管2.2并经导相管2.2导相后,音波由内开口2.3副射到外开口2.4,并与共振音波进行同相叠加,内开口2.3向板外壁的外开口2.4传播至外部,使音带宽,具 有较小的失真,大幅提高低频音效,实现较小的共振箱体2产生丰富的低音,辐射面板2.1较为平整,降低了能量耗损,促使共振效果较好,内开口2.3设置在上方,外开口2.4的水平位置靠近激励器的水平位置,提高了倒相能力,与头枕的安装状态配合,能够将提高低频音效发挥至最好,激励器3与辐射面板2.1间的双面胶4起到固定及减小机械振动的作用,消除了异常音,固定罩壳5将激励器3固定在共振箱体2的辐射面板2.1上,从而固定住激励器3并且限制住激励器3的振幅,消除了因为振动失衡造成的异常音,提高了音效。The three resonance boxes 2 are embedded in the headrest and are evenly distributed, which releases the space inside the vehicle, greatly reducing the volume and quality of the resonance box, making the car audio system much smaller and reducing the cost. Buried in the headrest, it can control the independent sound, minimize the influence on the passengers inside the car, the resonant box 2 produces resonance sound, the sound effect is good, and the passenger's hearing enjoyment is improved. The exciter 3 is fixed on the radiation panel 2.1. As the radiation source, the vibration of the exciter 3 causes the radiation panel 2.1 to resonate, generating a resonance sound wave, and the flat radiation panel 2.1 can improve the resonance effect and greatly improve the sound effect, and the phase guiding tube 2.2 in the resonant speaker 2 opposite to the exciter 3, The low-frequency sound effect of the resonant speaker 2 is greatly improved. After the resonant sound wave is transmitted to the phase guiding tube 2.2 and guided by the guiding tube 2.2, the sound wave is emitted from the inner opening 2.3 to the outer opening 2.4, and is superimposed in the same phase with the resonant sound wave. 2.3 Spread to the outside of the outer opening 2.4 of the outer wall of the board to make the audio bandwidth There is less distortion, greatly improving the low frequency sound effect, realizing a small resonance box 2 to produce rich bass, the radiation panel 2.1 is relatively flat, reducing the energy consumption, promoting the resonance effect, the inner opening 2.3 is set at the top, the outer opening The horizontal position of 2.4 is close to the horizontal position of the exciter, which improves the phase inversion capability. In conjunction with the mounting state of the headrest, the low-frequency sound effect can be improved to the best, and the double-sided adhesive 4 between the exciter 3 and the radiation panel 2.1 plays. Fixing and reducing the effect of mechanical vibration, eliminating abnormal noise, the fixed casing 5 fixes the exciter 3 on the radiation panel 2.1 of the resonance case 2, thereby fixing the exciter 3 and limiting the amplitude of the exciter 3, eliminating The abnormal sound caused by the vibration imbalance improves the sound effect.
参照图5、图6所示的激励器3由振动板3.1、极片3.1、磁铁3.3、磁罩3.4、音圈3.5、定位支片3.6构成,按照激励器3水平常态放置,振动板3.1位于上端,磁罩3.4位于底端,磁铁3.3设置在磁罩3.4上端设置的凹槽内,极片3.2设置在磁铁3.3上端,音圈3.5、定位支片3.6设置在极片3.2、磁铁3.3的外围,音圈3.5的底部延伸至低于磁铁3.3上端面处,且音圈3.5的底部与定位支片3.6的内圈沿连接,定位支片3.6外圈沿与磁罩3.4上端面外侧连接,振动板3.1设置在音圈3.5上端并与音圈3.5连接,极片3.2与音圈3.5之间还设有磁液3.7,在音圈3.5与磁铁3.3的音隙中添加一种带有阻尼作用的能够根据磁铁磁力线运动的磁液3.7,弥补了由于音圈3.5与磁铁3.3单边间隙只有0.25及激励器3本身支撑不够引起的振动失衡,大大的减少了杂音,提高了音响的音效,音圈3.5通电使振动板3.1产业相应振动,引起辐射面板2.1产生共振,发出共振音效,振动板3.1的材质为车规级塑料,强度好,耐用,定位支片3.5的材质为CONEX材质,CONEX材质使定位支片3.6具有更好的支撑作用,提高了激励器3的振动效果,提高本头枕的共振音效。The exciter 3 shown in FIG. 5 and FIG. 6 is composed of a vibrating plate 3.1, a pole piece 3.1, a magnet 3.3, a magnetic cover 3.4, a voice coil 3.5, and a positioning support piece 3.6, and is placed in a horizontal normal state according to the exciter 3, and the vibrating plate 3.1 is located. The upper end, the magnetic cover 3.4 is located at the bottom end, the magnet 3.3 is disposed in the groove provided at the upper end of the magnetic cover 3.4, the pole piece 3.2 is disposed at the upper end of the magnet 3.3, the voice coil 3.5, the positioning support piece 3.6 is disposed at the periphery of the pole piece 3.2, the magnet 3.3 The bottom of the voice coil 3.5 extends below the upper end surface of the magnet 3.3, and the bottom of the voice coil 3.5 is connected with the inner ring of the positioning bracket 3.6. The outer ring of the positioning bracket 3.6 is connected to the outer side of the upper end surface of the magnetic cover 3.4, vibrating The plate 3.1 is disposed at the upper end of the voice coil 3.5 and connected to the voice coil 3.5, and the magnetic liquid 3.7 is further disposed between the pole piece 3.2 and the voice coil 3.5, and a damping effect is added to the sound gap of the voice coil 3.5 and the magnet 3.3. The magnetic fluid 3.7, which can move according to the magnetic field lines of the magnet, compensates for the vibration imbalance caused by the single-edge clearance of the voice coil 3.5 and the magnet 3.3, and the vibration of the exciter 3 itself is insufficient, which greatly reduces the noise and improves the sound effect of the sound. 3.5 energization to make the vibration plate 3.1 industry corresponding vibration, causing The shooting panel 2.1 generates resonance and emits resonance sound. The material of the vibration plate 3.1 is car gauge grade plastic, which has good strength and durability. The material of the positioning piece 3.5 is CONEX material, and the CONEX material makes the positioning piece 3.6 have better supporting effect. The vibration effect of the exciter 3 is improved, and the resonance sound of the headrest is improved.
基材双面胶4的基材为泡棉,其结构为泡棉两端面设有不干胶,基材双面胶4设置在振动板3.1顶部,激励器3呈竖直态粘贴在辐射面板2.1表面,基 材双面胶4起到固定激励器3及减小机械振动的作用,固定罩壳5设有嵌设激励器3的圆槽,磁罩3.4底端台阶面与固定罩壳5圆槽端面连接,磁罩3.4底端面与圆槽底面不接触,圆槽底面为镂空结构,固定罩壳5上端设有与辐射面板2.1连接的连接爪5.1,连接爪5.1以螺钉与辐射面板2.1连接,且连接爪5.1间设有泡棉6垫,磁罩3.4不与圆槽底面接触,避免机械振动带来的不良影响,镂空结构便于共振音效的传播,减少对音质的损伤。The substrate of the double-sided tape 4 of the substrate is foam, and the structure is provided with a sticker on both end faces of the foam, the double-sided tape 4 of the substrate is disposed on the top of the vibrating plate 3.1, and the exciter 3 is attached to the radiant panel in a vertical state. 2.1 surface, base The double-sided tape 4 functions to fix the actuator 3 and reduce the mechanical vibration. The fixed cover 5 is provided with a circular groove in which the actuator 3 is embedded, and the bottom end surface of the magnetic cover 3.4 is connected to the circular groove end surface of the fixed cover 5 The bottom end surface of the magnetic cover 3.4 is not in contact with the bottom surface of the circular groove, and the bottom surface of the circular groove is hollowed out. The upper end of the fixed cover 5 is provided with a connecting claw 5.1 connected to the radiation panel 2.1, and the connecting claw 5.1 is connected with the radiation panel 2.1 by screws, and is connected. There is a foam pad 6 between the claws 5.1, and the magnetic cover 3.4 does not contact the bottom surface of the circular groove to avoid the adverse effects caused by mechanical vibration. The hollow structure facilitates the propagation of the resonance sound effect and reduces the damage to the sound quality.
参照图9所示,头枕本体1内部的三个共振箱体2外围还设有箍紧共振箱体2的支架7,支架7对三个共振箱体2起到一个箍紧的作用,以加强共振箱体2的稳定性,支架7为设置在三个共振箱体2外围的非闭合倒U型结构,为了减小空间的占据,共振箱体2的出音板构成面设有内凹槽2.5,三个呈品字结构排布的共振箱体2其内凹槽2.5恰好与倒U型结构配合,非闭合倒U型结构支架7在外围对共振箱体2的起较好的箍紧作用,保证共振箱体2的稳定性,由于泡棉7的填充,使共振箱体2与支架7之间不接触,避免机械振动,支架7在头枕本体1内使头枕具有内部的刚性支撑作用,促使提高头枕稳固性,支架7设置在共振箱体2的内凹槽2.5中,起到箍紧作用的同时,还减小了空间占据,倒U型结构便于装配,减小了将共振箱体2设置在头枕本体1内的难度,倒U型结构支架7的下端可以延伸出头枕本体1底部,延伸出的部分可设置卡槽,以与座椅配合,支撑头枕,调节头枕的高度。Referring to FIG. 9, the periphery of the three resonance boxes 2 inside the headrest body 1 is further provided with a bracket 7 for tightening the resonance box 2, and the bracket 7 plays a role of tightening the three resonance boxes 2 to The stability of the resonance box 2 is strengthened, and the bracket 7 is a non-closed inverted U-shaped structure disposed at the periphery of the three resonance boxes 2. In order to reduce the occupation of the space, the sound-emitting panel of the resonance box 2 is provided with a concave surface. Slot 2.5, three resonant box bodies 2 arranged in a product structure, the inner groove 2.5 is just matched with the inverted U-shaped structure, and the non-closed inverted U-shaped structural bracket 7 has a better hoop on the outer periphery of the resonance case 2 The tight action ensures the stability of the resonance box 2, and the foam box 7 is filled, so that the resonance box 2 and the bracket 7 are not in contact with each other to avoid mechanical vibration, and the bracket 7 has the headrest inside the headrest body 1 The rigid support acts to improve the stability of the headrest. The bracket 7 is disposed in the inner groove 2.5 of the resonance box 2 to play the tightening effect and also reduce the space occupation. The inverted U-shaped structure facilitates assembly and reduces The difficulty of arranging the resonance box 2 in the headrest body 1 can extend the lower end of the inverted U-shaped structure bracket 7 The bottom of the pillow body 1, the portion extending slots may be provided to cooperate with a seat, a headrest support, height adjustment of the headrest.
泡棉6充置在共振箱体2与头枕本体1、支架7之间,将共振箱体2牢牢的固定在头枕内,且将共振箱体2与头枕本体1、支架7隔绝,阻碍共振箱体2与头枕本体1、支架7间的机械振动传播,避免头枕本体1、支架7对共振箱体2共振效果的影响,避免音效失真,同时其安全性更为可靠,泡棉6具有较好的缓冲性,头枕本体1一般为皮质等材料,具有良好的韧性与强度,紧紧包覆在外部,一旦发生撞击意外,泡棉6能够缓冲吸收大量能量,避免共振箱体2破损,头枕本体1也具有一定的韧性与强度,若共振箱体2发生破损,破损的很 难穿透泡棉6与头枕本体1,避免共振箱体2可能对乘员造成的伤害,本发明的安全性更好。埋设在头枕内,隐匿设置,不破坏座椅的美学特征,满足了现实中的使用。The foam 6 is filled between the resonance box 2 and the headrest body 1 and the bracket 7, and the resonance box 2 is firmly fixed in the headrest, and the resonance box 2 is separated from the headrest body 1 and the bracket 7 The mechanical vibration propagation between the resonance box 2 and the headrest body 1 and the bracket 7 is hindered, and the influence of the headrest body 1 and the bracket 7 on the resonance effect of the resonance box 2 is avoided, the distortion of the sound effect is avoided, and the safety is more reliable. Foam 6 has good cushioning property, and the headrest body 1 is generally made of cortex or the like, has good toughness and strength, and is tightly wrapped on the outside. Once an impact accident occurs, the foam 6 can buffer a large amount of energy and avoid resonance. The box body 2 is damaged, and the headrest body 1 also has a certain degree of toughness and strength. If the resonance box body 2 is damaged, the damage is very good. It is difficult to penetrate the foam 6 and the headrest body 1 to avoid the damage that the resonance box 2 may cause to the occupant, and the safety of the present invention is better. Embedded in the headrest, hidden settings, without damaging the aesthetic features of the seat, to meet the real use.
以上所述仅为本发明的优选实施例,并非因此限制本发明的专利范围,凡是利用本发明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他相关的技术领域,均同理包括在本发明的专利保护范围内。 The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformations made by the description of the invention and the drawings are directly or indirectly applied to other related The technical field is equally included in the scope of patent protection of the present invention.

Claims (11)

  1. 新型车载振动辐射头枕环绕音响系统,包括头枕本体,其特征在于:所述的头枕本体内至少设有一个可发出声音的共振箱体,共振箱体与头枕本体间充置有填充物。The invention relates to a novel vehicle-mounted vibration radiation headrest surround sound system, comprising a headrest body, wherein: the headrest body has at least one resonance box body capable of emitting sound, and the resonance box body and the headrest body are filled with a filling body. Things.
  2. 根据权利要求1所述的新型车载振动辐射头枕环绕音响系统,其特征在于:头枕本体内部的共振箱体外围还设有箍紧共振箱体的支架。The novel vehicle-mounted vibrating headrest surround sound system according to claim 1, characterized in that: the periphery of the resonance box inside the headrest body is further provided with a bracket for tightening the resonance box body.
  3. 根据权利要求2所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的共振箱体上设有让位于支架的内凹槽。The novel vehicle-mounted vibrating headrest surround sound system according to claim 2, wherein the resonance box body is provided with an inner groove for the bracket.
  4. 根据权利要求1或2任意一项所述的新型车载振动辐射头枕环绕音响系统,其特征在于:头枕本体、共振箱体、支架三者间互不接触。The novel vehicle-mounted vibration radiation headrest surround sound system according to any one of claims 1 to 2, characterized in that the headrest body, the resonance box body and the bracket are not in contact with each other.
  5. 根据权利要求1或2任意一项所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的支架为倒U型结构,内凹槽位于共振箱体顶部与侧边构成面上。The novel vehicle vibration radiation headrest surround sound system according to any one of claims 1 or 2, wherein the bracket is an inverted U-shaped structure, and the inner groove is located on the top and side of the resonance box. .
  6. 根据权利要求2所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的支架为设置在共振箱体外围的闭合方形或环状结构。The novel vehicle vibration radiation headrest surround sound system according to claim 2, wherein the bracket is a closed square or ring structure disposed at a periphery of the resonance box.
  7. 根据权利要求1所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的共振箱体一竖直构成面为平整的辐射面板,辐射面板内壁设有共振源,共振源靠近辐射面板一侧以双面胶与辐射面板粘连,共振源远离辐射面板一侧设有连接辐射面板的固定罩壳,辐射面板相对的共振箱体构成面为出音板,出音板内壁与共振源相对位置处设有导相管,导相管一端为内开口,导相管另一端于出音板外壁面设有外开口。The novel vehicle-mounted vibrating headrest surround sound system according to claim 1, wherein the resonant box body has a vertical radiant panel, and the inner wall of the radiant panel is provided with a resonance source, and the resonance source is close to the radiation. One side of the panel is adhered to the radiant panel by a double-sided tape, and a fixed cover connected to the radiant panel is disposed on a side of the resonance source away from the radiant panel, and the opposite resonance frame of the radiant panel is a soundboard, the inner wall of the soundboard and the resonance source A guiding tube is arranged at the opposite position, one end of the guiding tube is an inner opening, and the other end of the guiding tube is provided with an outer opening on the outer wall surface of the sound emitting board.
  8. 根据权利要求1或7任意一项所述的新型车载振动辐射头枕环绕音响系统,其特征在于:共振箱体数目为两个,两个共振箱体于头枕本体内部关于头枕本体中心左右对称设置,两个共振箱体的辐射面板相对,且两辐射面板间不接触。 The novel vehicle vibration radiation headrest surround sound system according to any one of claims 1 to 7, wherein the number of the resonance boxes is two, and the two resonance boxes are inside the headrest body about the center of the headrest body Symmetrically, the radiant panels of the two resonant cabinets are opposite and the two radiant panels are not in contact.
  9. 根据权利要求7所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的导相管为出音板内壁竖直方向的凸起结构,内开口高于外开口,共振源位置高于外开口低于内开口。The novel vehicle-mounted vibrating headrest surround sound system according to claim 7, wherein the guiding tube is a convex structure in a vertical direction of the inner wall of the soundboard, the inner opening is higher than the outer opening, and the resonance source is located. Higher than the outer opening is lower than the inner opening.
  10. 根据权利要求7或9任意一项所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的共振源为激励器。The novel vehicle vibration radiation headrest surround sound system according to any one of claims 7 or 9, wherein the resonance source is an actuator.
  11. 根据权利要求1所述的新型车载振动辐射头枕环绕音响系统,其特征在于:所述的填充物为泡棉。 The novel vehicle vibration radiation headrest surround sound system according to claim 1, wherein the filling material is foam.
PCT/CN2016/076816 2016-03-19 2016-03-19 Novel vehicle-mounted vibration and radiation headrest surrounding sound system WO2017161472A1 (en)

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* Cited by examiner, † Cited by third party
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JPH04325338A (en) * 1991-04-26 1992-11-13 Matsushita Electric Ind Co Ltd Acoustic reproducing device for vehicle
US5687246A (en) * 1993-12-13 1997-11-11 Lancon; Paul Headpiece or headrest comprising a personal proximity sound rig
WO2014026165A2 (en) * 2012-08-10 2014-02-13 Johnson Controls Technology Company Systems and methods for vehicle cabin controlled audio
CN104067634A (en) * 2012-12-20 2014-09-24 松下电器产业株式会社 Speaker device, audiovisual device, portable information processing device, mobile body, and earphone
WO2015068852A1 (en) * 2013-11-11 2015-05-14 株式会社デルタツーリング Acoustic device and headrest
WO2015198745A1 (en) * 2014-06-27 2015-12-30 クラリオン株式会社 Acoustic device
CN105835734A (en) * 2016-03-19 2016-08-10 汉得利(常州)电子股份有限公司 Novel vehicle-mounted vibration and radiation headrest surrounding sound system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04325338A (en) * 1991-04-26 1992-11-13 Matsushita Electric Ind Co Ltd Acoustic reproducing device for vehicle
US5687246A (en) * 1993-12-13 1997-11-11 Lancon; Paul Headpiece or headrest comprising a personal proximity sound rig
WO2014026165A2 (en) * 2012-08-10 2014-02-13 Johnson Controls Technology Company Systems and methods for vehicle cabin controlled audio
CN104067634A (en) * 2012-12-20 2014-09-24 松下电器产业株式会社 Speaker device, audiovisual device, portable information processing device, mobile body, and earphone
WO2015068852A1 (en) * 2013-11-11 2015-05-14 株式会社デルタツーリング Acoustic device and headrest
WO2015198745A1 (en) * 2014-06-27 2015-12-30 クラリオン株式会社 Acoustic device
CN105835734A (en) * 2016-03-19 2016-08-10 汉得利(常州)电子股份有限公司 Novel vehicle-mounted vibration and radiation headrest surrounding sound system

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