TWI592028B - Headphones with dual independent speakers - Google Patents

Description

Headphones with dual independent speakers

The invention provides an earphone with double independent speakers, in particular, a performer capable of balancing both high and heavy bass.

The conventional earphone structure usually uses a single speaker to express the frequency band of each sound. However, the conventional earphone structure is difficult to achieve the performance of both the high and the subwoofer through only one single speaker. If the high sound performance is good, the bass is usually It will be sacrificed. Conversely, if you want to get a low bass, the performance of the treble will usually be weakened.

Therefore, how to invent a headset with dual independent speakers so that it can balance the performance of high and heavy bass will be the active disclosure of the present invention.

In view of the shortcomings of the above-mentioned prior art, the inventor feels that he has not perfected it, exhausted his mind and researched and overcome it, and developed a pair of headphones with dual independent speakers, in order to achieve the purpose of both high and heavy bass performance. .

To achieve the above and other objects, the present invention provides a headphone having a dual independent speaker having a first aspect and a second aspect, comprising: a cover having at least one first sound hole and at least one a second sound hole; a first speaker, the sound emitting surface is connected to the back surface of the cover body and surrounds the first sound hole; a connecting housing has a first connecting port, a sound guiding channel and a sequentially connected a second connection port, the cover body is connected to the first connection port, a back surface of the first speaker faces the second connection port, the sound guiding channel communicates with the second sound hole; and a second box body is connected to the second port a connecting opening; an annular hanging member having an outer edge connected to the second casing or the connecting casing; and a second speaker connected to the inner edge of the annular hanging member and suspended in the second casing, The speaker surface of the second speaker faces the sound guiding channel.

In the first aspect of the earphone with dual independent speakers, the sound guiding channel is located in a sound guiding tube, and the sound guiding tube is tapered from the inner wall of the connecting housing toward the first connecting port to connect the second a sound hole, the first speaker is suspended outside the sound tube.

In the first aspect of the earphone with dual independent speakers, a first box body is further connected to the back side of the cover body, the first box body is located outside the sound guide tube, and the first speaker is suspended in the first A box of the body.

In the first aspect of the earphone with dual independent speakers, an annular connector is further included, the outer edge of which is connected to the inner edge of the annular suspension member, and the second speaker is connected to the inner edge of the annular connector.

In the second aspect of the earphone with dual independent speakers, a first box body is further included, the first box body is connected to the back side of the cover body, and the first box body is located in the sound guiding channel, the first speaker Hang in the first box.

In the second aspect of the earphone with dual independent speakers, an annular connecting member is further included, an outer edge of the annular connecting member is connected to an inner edge of the annular hanging member, and the second speaker is connected to an inner edge of the annular connecting member. .

In the first aspect and the second aspect of the earphone with dual independent speakers, the annular connecting member is an annular vibration plate.

In the first aspect and the second aspect of the earphone with dual independent speakers, the first case has at least one first air hole to match the first speaker.

In the first aspect and the second aspect of the earphone with dual independent speakers, the connection housing has at least a third air hole to match the first speaker.

In the first aspect and the second aspect of the earphone with dual independent speakers, the second casing has at least one second air hole to match the second speaker.

In the first aspect and the second aspect, the earphone with dual independent speakers further includes a damping body connected between the back surface of the second speaker and the second casing.

In the first aspect and the second aspect of the earphone with dual independent speakers, a ring ear pad is further included, which is connected to the front surface of the cover body and surrounds the first sound hole and the second sound hole.

Thereby, the earphone with dual independent speakers of the invention can balance the performance of high and heavy bass.

In order to fully understand the objects, features and advantages of the present invention, the present invention will be described in detail by the following specific embodiments and the accompanying drawings.

Please refer to FIG. 1 , FIG. 4 , FIG. 7 and FIG. 10 . As shown in the figure, the present invention provides a first aspect (as shown in FIG. 1 and FIG. 4 ) and a second aspect ( FIG. 7 and FIG. The earphone with double independent speakers includes a cover body 1, a first speaker 2, a connecting housing 3, a second box body 4, an annular hanging edge member 5 and a second speaker 7. . The cover body 1 can be a plate body and has at least one first sound hole 11 and at least one second sound hole 12, and the first sound hole 11 can be located at a middle portion of the cover body 1, the second sound hole 12 may be located in the middle of the cover body 1; the outer edge of the speaker surface 21 of the first speaker 2 is connected to the back surface of the cover body 1 and surrounds the first sound hole 11; the connection housing 3 has sequential communication a first connecting port 31, a guiding channel 33 and a second connecting port 32. The cover 1 is connected to the first connecting port 31, and the back surface 22 of the first speaker 2 faces the second connecting port 32. The sound guiding channel 33 is connected to the second sound hole 12, and the first speaker 23 can be disposed between the back surface 22 of the first speaker 2 and the sound guiding channel 33; the second box body 4 is connected to the second connecting port 32, The outer edge of the annular hanging member 5 is connected to the opening of the second casing 4 (or the inner wall surface or the second connecting port 32 of the connecting casing 3), and the outer edge of the sounding surface 71 of the second speaker 7 The inner edge of the annular hanging member 5 is connected and suspended in the second casing 4. The sound emitting surface 71 of the second speaker 7 faces the sound guiding passage 33, and the rear surface 72 of the second speaker 7 The second cassette may have a second body 73 between the speaker 4.

As described above, the earphone with dual independent speakers of the present invention passes through the first speaker module and the second speaker module (ie, the first speaker 2 and the first speaker 23 and the second speaker 7 and The rear second speaker 73) is arranged in front and rear so that the speaker module located in front (ie close to the human ear) can provide clear performance in the middle or high frequency range, and the rear speaker module focuses on low frequency regeneration. In addition, the design of the sound guiding channel 33 enables the rear low frequency sound to be transmitted to the front sound field 91 of the earphone to achieve both high and heavy bass performance.

Referring to FIG. 1 to FIG. 4, the earphone with dual independent speakers according to the first aspect of the present invention is shown. As shown in the first aspect of the present invention, in the earphone with dual independent speakers, the sound guiding channel 33 The sound guiding tube 34 may be tapered in a funnel shape from the inner wall of the connecting housing 3 toward the first connecting port 31 to connect the second sound hole 12, or the sound guiding tube 34. The inner wall of the connecting housing 3 can be tapered in a funnel shape toward the first connecting port 31, and then gradually expanded to connect the second sound hole 12, whereby the sound emitting surface 71 of the second speaker 7 and the guide The sound guiding channel 33 between the inner wall surfaces of the sound tube 34 can form a second front sound field, and the sound generated by the second speaker 7 can be transmitted to the front sound field 91 of the earphone through the second front sound field. In addition, the distortion of the front sound field 91 of the earphone can be avoided by the tapered funnel-shaped sound tube 34. The first speaker 2 is suspended outside the sound guiding tube 34. The first speaker 23 can be disposed between the back surface 22 of the first speaker 2, the back surface of the cover body 1 and the outer wall surface of the sound guiding tube 34. In addition, the sound guiding tube 34 may be integrally formed in the connecting housing 3 or may be connected to the connecting housing 3 by another component. In addition, by adjusting the diameter and length of the sound guiding tube 34, the sound energy of the front sound field 91 transmitted to the earphone by the second front sound field is controlled to adjust the low volume sense output from the second front sound field, and then The proportional relationship between the volume of the first speaker 23 and the volume of the second front sound field can be directly adjusted by the sound guiding tube 34 to achieve the performance of adjusting the treble and low volume feeling.

Referring to FIG. 5 and FIG. 6, as shown in the figure, in the earphone with dual independent speakers according to the first aspect of the present invention, a first box body 8 may be further included, and an opening thereof is connected to the back surface of the cover body 1 to enable The second sound hole 12 is located outside the opening of the first casing 8. The first casing 8 is located outside the sound guiding tube 34. The first speaker 2 is suspended in the first casing 8. The first speaker The first speaker 23 may be provided between the back surface 22 of the second body 22 and the first box body 8.

Referring to FIG. 1 to FIG. 6, as shown in the figure, in the earphone with dual independent speakers according to the first aspect of the present invention, an annular connecting member 6 may be further included, and an outer edge thereof is connected to the inner side of the annular hanging member 5. The outer edge of the sounding surface 71 of the second speaker 7 is connected to the inner edge of the annular connecting member 6. In addition, the annular connecting member 6 in the earphone with dual independent speakers in the first aspect of the present invention may also be an annular vibration plate 61 having a large vibration area as shown in FIG. 7 (the annular vibration plate 61 shown in FIG. 7). The outer edge is modified into a circular shape. When the second speaker 7 is actuated, the gas in the second speaker 73 is driven to push the annular vibration plate 61, and the annular vibration plate 61 vibrates by the annular suspension member 5. Therefore, the sound quality and volume of the bass of the second speaker 7 can be improved. Further, since the entire second speaker 7 is supported by the annular suspension member 5 and the annular diaphragm 61, the second speaker 7 is activated. The mass further drives the annular suspension member 5 and the annular vibration plate 61, so that the kinetic energy of the entire second speaker module is better, and the bass can be further enhanced.

Please refer to FIG. 7 to FIG. 10, which show a second embodiment of the earphone with dual independent speakers. As shown in the figure, in the second aspect of the present invention, the earphone with dual independent speakers may further include a first a box body 8. The opening of the first box body 8 is connected to the back surface of the cover body 1 such that the second sound hole 12 is located outside the opening of the first box body 8. The first box body 8 is located in the sound guiding channel. The first speaker 2 is suspended in the first casing 8 , and the first speaker 23 can be disposed between the back surface 22 of the first speaker 2 and the first casing 8 .

Please refer to FIG. 7 to FIG. 10 again, which show the earphone with dual independent speakers according to the second aspect of the present invention. As shown in the figure, in the earphone with dual independent speakers according to the second aspect of the present invention, The annular connecting member 6 shown in FIG. 1 (the outer edge of the annular connecting member 6 shown in FIG. 1 is modified in a rectangular shape), the outer edge of the annular connecting member 6 is connected to the inner edge of the annular hanging member 5, the second The outer edge of the speaker surface 71 of the speaker 7 is connected to the inner edge of the annular connector 6. In addition, in the earphone with dual independent speakers according to the second aspect of the present invention, the annular connecting member 6 can also be an annular vibration plate 61 having a large vibration area, and the second speaker 7 drives the second speaker when the second speaker 7 is activated. The gas in the 73 pushes the annular vibration plate 61, and the annular vibration plate 61 vibrates by the annular suspension member 5, thereby improving the sound quality and volume of the bass of the second speaker 7, and further, due to the entire second speaker 7 is supported by the annular suspension member 5 and the annular vibration plate 61. Therefore, the mass of the second speaker 7 when actuated further drives the annular suspension member 5 and the annular vibration plate 61 to make the entire second speaker The kinetic energy of the module is better, and the bass can be further enhanced. Referring to FIG. 1 to FIG. 6 and FIG. 7 to FIG. 10, as shown in the figure, when the earphone with dual independent speakers of the first aspect and the second aspect of the present invention has only the annular connecting member 6, The annular suspension member 5 and the second speaker 7 are concentrically arranged and the second speaker 7 is also supported by the annular suspension member 5, so that the second speaker 7 can still be rotated by the annular suspension member 5 Strengthen the bass of the second sound module.

Please refer to FIG. 6, FIG. 7, and FIG. 9. As shown in the figure, in the earphone with dual independent speakers according to the first aspect and the second aspect of the present invention, the first casing 8 may have at least one first air hole. 81, so that the gas generated when the first speaker 23 is actuated by the first speaker 2 can be discharged outside the earphone, thereby achieving the purpose of tuning.

Please refer to FIG. 4. As shown in the figure, in the earphone with dual independent speakers according to the first aspect of the present invention, the connection housing 3 may have at least one third air hole 35, so that the first speaker 23 is The gas generated when a speaker 2 is activated can be discharged outside the earphone, thereby achieving the purpose of tuning. In addition, please refer to FIG. 6 and FIG. 7. As shown in the figure, in the earphone with dual independent speakers according to the first aspect and the second aspect of the present invention, the connection housing 3 may have at least one third air hole 35. The first air hole 81 is connected to enable the gas generated by the first speaker 23 when the first speaker 2 is activated to be discharged outside the earphone, thereby achieving the purpose of tuning.

Please refer to FIG. 4, FIG. 6, and FIG. 10. As shown in the figure, in the earphone with dual independent speakers according to the first aspect and the second aspect of the present invention, the second casing 4 may have at least one second air hole. 41, so that the gas generated when the second speaker 73 is actuated by the second speaker 7 can be discharged outside the earphone, thereby achieving the purpose of tuning.

Please refer to FIG. 1 and FIG. 7. As shown in the figure, in the earphone with dual independent speakers according to the first aspect and the second aspect of the present invention, a ring ear pad 9 may be further included, which is connected to the cover body 1. The front ear hole 9 is disposed on the front side and surrounds the first sound hole 11 and the second sound hole 12, and the ring ear pad 9 is used for attaching the skin near the human ear. The cover body 1, the ring ear pad 9 and the human ear can form an earphone. The front sound field 91. The medium-high frequency or full-range sound outputted by the first speaker 2 can be directly connected to the front sound field 91 of the earphone, and the low-frequency sound outputted by the second speaker 7 can be connected to the front sound field of the earphone via the sound guiding channel 33. 91, so the sound of the first speaker 2 and the second speaker 7 will eventually gather in the front sound field 91 of the earphone. In the earphone with dual independent speakers according to the first aspect of the present invention, the sound guiding channel 33 is connected to the second sound hole 12 outside the first speaker 2 by the sound guiding tube 34, and the second speaker 7 is The sound is transmitted to the front sound field 91 of the earphone via the sound guiding channel 33 of the sound guiding tube 34. In the earphone with dual independent speakers according to the second aspect of the present invention, the sound guiding channel 33 is branched to the second sound hole 12 on both sides of the first speaker 2, and the sound of the second speaker 7 is passed through the sound. The sound guide channel 33 is transmitted to the front sound field 91 of the earphone.

In addition to the above, in the first aspect and the second aspect of the present invention, the first speaker module and the second speaker module are substantially disposed on the same axis, first and second. The speaker module and the second speaker module respectively comprise at least one speaker and its independent speaker, and the second speaker 7 must be supported by the annular suspension member 5, and the second speaker module must be a bass speaker. Mainly. In addition, the sound output end of the sound guiding tube 34 or the sound guiding channel 33 may be disposed on two sides or one side of the first speaker module, and the number is not limited, and the transverse section of the sound guiding tube 34 is not limited to a circle. Shape and size are not limited. Furthermore, the first speaker 23 and the second speaker 73 may have no air holes or may have at least one air hole. Furthermore, the front sound field of the first speaker module and the front sound field of the second speaker module are collected in the front sound field 91 of the earphone, but the rear sound field of the first speaker module is not connected to the second sound. Similarly, the sound field of the second speaker module is not connected to the front sound field or the rear sound field of the first speaker module, in other words, the first speaker module. The speakers of the second speaker module are not connected to each other, and the gases discharged from the respective speakers are discharged through the respective air holes to the outside of the earphone. Furthermore, a damping body 42 (for example, a sponge) may be connected between the back surface 72 of the second speaker 7 and the second casing 4 to adjust the vibration amplitude of the second speaker 7.

The invention has been described above in terms of the preferred embodiments, and it should be understood by those skilled in the art that the present invention is not intended to limit the scope of the invention. It should be noted that variations and permutations equivalent to those of the embodiments are intended to be included within the scope of the present invention. Therefore, the scope of protection of the present invention is defined by the scope of the patent application.

1‧‧‧ cover
11‧‧‧The first sound hole
12‧‧‧Second sound hole
2‧‧‧First speaker
21‧‧‧Yangsheng
22‧‧‧ Back
23‧‧‧First speaker
3‧‧‧Connecting housing
31‧‧‧ first connection
32‧‧‧second connection
33‧‧‧Guide channel
34‧‧‧Guide tube
35‧‧‧ third air hole
4‧‧‧Second box
41‧‧‧Second air holes
42‧‧‧damage body
5‧‧‧Circular suspension
6‧‧‧Ring connector
61‧‧‧Circular vibrating plate
7‧‧‧second speaker
71‧‧‧Yangsheng
72‧‧‧Back
73‧‧‧Second speaker
8‧‧‧First box
81‧‧‧First air hole
9‧‧‧Ring ear cushions
91‧‧‧Pre-sound field

1 is an exploded perspective view of a headphone with dual independent speakers according to a first preferred embodiment of the present invention. 2 is a schematic view showing a combination of earphone portion members having dual independent speakers according to a first preferred embodiment of the present invention. 3 is a schematic view showing the combination of earphones with dual independent speakers according to a first preferred embodiment of the present invention. 4 is a cross-sectional view showing a headphone combination with dual independent speakers according to a first preferred embodiment of the present invention. Fig. 5 is an exploded perspective view showing the first case of the earphone with dual independent speakers according to the first preferred embodiment of the present invention. 6 is a cross-sectional view showing a first case combination of a headphone having a dual independent speaker according to a first preferred embodiment of the present invention. Fig. 7 is an exploded perspective view showing a headphone with dual independent speakers according to a second preferred embodiment of the present invention. Fig. 8 is a schematic view showing the combination of the earphone portion members of the second preferred embodiment of the present invention. 9 is a schematic view showing a headphone combination with dual independent speakers according to a second preferred embodiment of the present invention. Fig. 10 is a schematic cross-sectional view showing a headphone assembly with dual independent speakers according to a second preferred embodiment of the present invention.

1‧‧‧ cover

11‧‧‧The first sound hole

12‧‧‧Second sound hole

2‧‧‧First speaker

21‧‧‧Yangsheng

22‧‧‧ Back

3‧‧‧Connecting housing

31‧‧‧ first connection

32‧‧‧second connection

33‧‧‧Guide channel

34‧‧‧Guide tube

4‧‧‧Second box

5‧‧‧Circular suspension

6‧‧‧Ring connector

7‧‧‧second speaker

71‧‧‧Yangsheng

72‧‧‧Back

9‧‧‧Ring ear cushions

Claims (10)

An earphone with dual independent speakers, comprising: a cover body having at least one first sound hole and at least one second sound hole; a first speaker having a sound emitting surface connected to the back surface of the cover body and surrounding the first a sound hole; a connecting housing having a first connecting port, a sound guiding channel and a second connecting port, wherein the cover body is connected to the first connecting port, and the back surface of the first speaker faces the a second connecting port, the sound guiding channel communicates with the second sound hole; a second box body connected to the second connecting port; an annular hanging edge member, the outer edge of which is connected to the second box body or the connecting shell And a second speaker connected to the inner edge of the annular suspension member and suspended in the second casing, the sound emitting surface of the second speaker facing the sound guiding passage. The earphone with dual independent speakers according to claim 1, wherein the sound guiding channel is located in a sound guiding tube, and the sound guiding tube is tapered from the inner wall of the connecting housing toward the first connecting port to connect the first a second sound hole, the first speaker is suspended outside the sound tube. The earphone with dual independent speakers according to claim 2, further comprising a first box connected to the back of the cover, the first box being located outside the sound tube, the first speaker being suspended in the The first box is inside. The earphone with dual independent speakers according to claim 3, further comprising an annular connecting member, the outer edge of which is connected to the inner edge of the annular hanging member, and the second speaker is connected to the inner edge of the annular connecting member. The earphone with dual independent speakers according to claim 1, further comprising a first box body, the first box body is connected to the back side of the cover body, and the first box body is located in the sound guiding channel, the first The speaker is suspended in the first case. The earphone with dual independent speakers according to claim 5, further comprising an annular connecting member, an outer edge of the annular connecting member is connected to an inner edge of the annular hanging member, and the second speaker is connected to the inner portion of the annular connecting member edge. The earphone with dual independent speakers as claimed in claim 4 or 6, wherein the annular connecting member is an annular vibration plate. The earphone with dual independent speakers according to any one of claims 1 to 6, wherein the second case has at least one second air hole to fit the second speaker. The earphone with dual independent speakers according to any one of claims 1 to 6, further comprising a damping body connected between the back surface of the second speaker and the second casing. The earphone with dual independent speakers according to any one of claims 1 to 6, further comprising a ring ear pad connected to the front surface of the cover body and surrounding the first sound hole and the second sound hole.