Double-loudspeaker earphone sound guide cavity and double-loudspeaker OWS Bluetooth earphone

Abstract

The double-loudspeaker OWS Bluetooth earphone comprises a main body, an ear hook or a rear cover is arranged on the main body, a Bluetooth module is arranged in the main body or the ear hook or the rear cover, and a first cavity for placing a first loudspeaker and a second cavity for placing a second loudspeaker are arranged in the main body. The main body is provided with a first sound outlet hole and a second sound outlet hole, the first sound outlet hole is communicated with the first cavity and the second cavity, the periphery of the second cavity is provided with a sound guide tube, one end of the sound guide tube is communicated with the second cavity, and the other end of the sound guide tube is communicated with the second sound outlet hole. According to the structure, the sound of the first loudspeaker and the second loudspeaker can be independently processed and transmitted, the sound interference is avoided, and the sound quality is improved; and the sound of the second loudspeaker can be more directly and effectively transmitted to the second sound outlet hole through the sound guide tube, so that the definition and directivity of the sound are improved, sound leakage is avoided, the loss of low-pitch details is reduced, and high-fidelity sound quality is provided.

Description

Technical Field

[0001] The present invention relates to the technical field of earphones, in particular to a dual-speaker earphone sound guide cavity and a dual-speaker OWS Bluetooth earphone. Background Art

[0002] Existing OWS Bluetooth headsets generally have only one speaker inside, and due to the open design, there is a sound leakage problem, which will lead to the loss of bass details and fail to provide high-fidelity sound quality. Summary of the invention

[0003] In order to solve the deficiencies in the prior art, the present invention provides a dual-speaker earphone sound guide cavity and a dual-speaker OWS Bluetooth earphone, wherein a first cavity and a second cavity are arranged inside the main body, and a first speaker and a second speaker are placed respectively, thereby ensuring that the sounds of the first speaker and the second speaker can be independently processed and transmitted, thus avoiding sound interference and improving the sound quality; the setting of the sound guide tube enables the sound of the second speaker to be more directly and effectively transmitted to the second sound outlet through the sound guide tube, thus improving the clarity and directionality of the sound, avoiding sound leakage, reducing the loss of bass details, and providing high-fidelity sound quality; the first cavity and the second cavity of the present invention are arranged separately, and the first sound outlet is divided into a first sub-hole and a second sub-hole which are arranged separately, thus saving space and realizing the independent output of the sounds of the dual speakers.

[0004] In order to achieve the above object, the present invention is implemented through the following technical solutions:

[0005] The sound guide cavity of a dual-speaker earphone comprises a main body, wherein a first cavity for placing a first speaker and a second cavity for placing a second speaker are arranged inside the main body, a first sound outlet hole and a second sound outlet hole are arranged on the main body, the first sound outlet hole is connected with the first cavity and the second cavity, a sound guide tube is arranged on the periphery of the second cavity, one end of the sound guide tube is connected with the second cavity, and the other end of the sound guide tube is connected with the second sound outlet hole.

[0006] The first cavity and the second cavity are arranged separately, and the first sound outlet hole includes a first sub-hole and a second sub-hole which are arranged separately, the first sub-hole is connected with the first cavity, and the second sub-hole is connected with the second cavity.

[0007] The sound guide tube is an arc-shaped sound guide tube extending along the outer circumference of the second cavity.

[0008] The sound guide tube is located at a side of the second cavity away from the first cavity.

[0009] The main body includes a front cover and a rear cover, the first cavity and the second cavity are both located on the front cover, the peripheral wall of the first cavity extends to the first sound outlet hole to separate the first sound outlet hole into a first sub-hole and a second sub-hole, and a channel is provided between the peripheral wall of the second cavity and the first cavity, one end of the channel is connected to the second cavity, and the other end is connected to the second sub-hole of the first sound outlet hole.

[0010] The first cavity, the second cavity and the channel are all provided with openings on one side facing the rear cover, the second cavity is provided with a cover body covering the openings of the second cavity and the channel, and the sound guide tube is located at the periphery of the cover body.

[0011] The sound guide tube and the cover body are provided with a common side wall, on which a first through hole is provided, the first through hole is connected to the second cavity, the sound guide tube is provided with a second through hole near the second sound outlet, the second through hole is connected to the second sound outlet.

[0012] The side of the sound guide tube facing away from the front cover is an opening structure, and a cover plate covering the opening structure is arranged on the opening structure.

[0013] The first speaker is a high-frequency speaker, and the second speaker is a low-frequency speaker; or the first speaker is a low-frequency speaker, and the second speaker is a high-frequency speaker.

[0014] A dual-speaker OWS Bluetooth headset comprises the dual-speaker headset sound guide cavity, an ear hook or a back hook is arranged on the main body, and a Bluetooth module is arranged in the main body or the ear hook or the back hook.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The first cavity and the second cavity arranged inside the main body of the present invention respectively place the first speaker and the second speaker, ensuring that the sounds of the first speaker and the second speaker can be processed and transmitted independently, avoiding sound interference and improving sound quality; the setting of the sound guide tube enables the sound of the second speaker to be transmitted to the second sound outlet more directly and effectively through the sound guide tube, thereby improving the clarity and directionality of the sound, avoiding sound leakage, reducing the loss of bass details, and providing high-fidelity sound quality.

[0017] 2. The first cavity and the second cavity of the present invention are separated, and the first sound outlet hole is divided into a first sub-hole and a second sub-hole which are separated. The first sub-hole is connected to the first cavity, and the second sub-hole is connected to the second cavity, which saves space and realizes the independent output of the sound of the dual speakers. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Attached Figure 1 It is a three-dimensional structural schematic diagram of the present invention.

[0019] Attached Figure 2It is a schematic diagram of the planar structure of the present invention.

[0020] Attached Figure 3 Yes Figure 2 AA cross-sectional structure diagram in.

[0021] Attached Figure 4 It is a schematic diagram of the explosion structure of the present invention.

[0022] Attached Figure 5 It is a schematic structural diagram of the front cover of the present invention.

[0023] Attached Figure 6 It is a schematic structural diagram of the second cavity of the present invention after the cover body is closed.

[0024] Attached Figure 7 It is a structural schematic diagram of the dual-speaker OWS Bluetooth headset of the present invention.

[0025] Numbers shown in the accompanying drawings: 1. main body; 11. front cover; 12. rear cover; 13. ear hook; 2. first speaker; 3. first cavity; 31. peripheral wall; 4. second speaker; 5. second cavity; 51. passage; 6. first sound hole; 61. first sub-hole; 62. second sub-hole; 7. second sound hole; 8. sound guide tube; 81. first through hole; 82. second through hole; 83. cover plate; 9. cover body. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of specific embodiments of the present invention. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the invention belongs. The words "including" and the like used in the invention specification and claims of the present invention patent mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

[0028] like Figure 1-4As shown, the present invention provides a dual-speaker earphone sound guide cavity, including a main body 1, wherein a first cavity 3 for placing a first speaker 2 and a second cavity 5 for placing a second speaker 4 are arranged inside the main body 1, and steps are arranged inside the first cavity 3 and the second cavity 5 to facilitate the positioning and installation of the first speaker 2 and the second speaker 4. A first sound outlet hole 6 and a second sound outlet hole 7 are arranged on the main body 1, and the first sound outlet hole 6 is connected with the first cavity 3 and the second cavity 5. A sound guide tube 8 is arranged on the periphery of the second cavity 5, and one end of the sound guide tube 8 is connected with the second cavity 5, and the other end of the sound guide tube 8 is connected with the second sound outlet hole 7. Preferably, the first sound outlet hole 6 is located on the side facing the external auditory canal of the human body, and the second sound outlet hole 7 is located on the side away from the first sound outlet hole 6.

[0029] When the present invention is in use, the first sound outlet 6 is located on the side facing the external auditory canal of the human body, and the first cavity 3 and the second cavity 5 arranged inside the main body 1 are used to place the first speaker 2 and the second speaker 4 respectively, thereby ensuring that the sounds of the first speaker 2 and the second speaker 4 can be processed and transmitted independently, avoiding sound interference and improving sound quality; the setting of the sound guide tube 8 allows the sound of the second speaker 4 to be transmitted to the second sound outlet 7 more directly and effectively through the sound guide tube 8, thereby improving the clarity and directionality of the sound, avoiding sound leakage, reducing the loss of bass details, and providing high-fidelity sound quality.

[0030] Preferably, the first cavity 3 and the second cavity 5 are arranged in isolation, and the first sound outlet 6 includes a first sub-hole 61 and a second sub-hole 62 which are arranged in isolation, the first sub-hole 61 is connected to the first cavity 3, and the second sub-hole 62 is connected to the second cavity 5.

[0031] In this embodiment, the first sub-hole 61 is connected to the first cavity 3 for outputting the sound of the first speaker 2; the second sub-hole 62 is connected to the second cavity 5 for outputting the sound of the second speaker 4; and the first sub-hole 61 and the second sub-hole 62 belong to the same hole position, which saves space and realizes the independent output of the sounds of the dual speakers.

[0032] Furthermore, the sound guide tube 8 is an arc-shaped sound guide tube 8 extending along the outer circumference of the second cavity 5, which helps to reduce the loss and deformation of sound during transmission.

[0033] Furthermore, the sound guide tube 8 is located on a side of the second cavity 5 away from the first cavity 3 to avoid interfering with the sound output of the first cavity 3 .

[0034] In one embodiment, if Figure 4-6As shown, the main body 1 includes a front cover 11 and a rear cover 12, the first cavity 3 and the second cavity 5 are both located on the front cover 11, the peripheral wall 31 of the first cavity 3 extends to the first sound outlet 6 to separate the first sound outlet 6 into a first sub-hole 61 and a second sub-hole 62, and a channel 51 is provided between the second cavity 5 and the peripheral wall 31 of the first cavity 3, one end of the channel 51 is connected to the second cavity 5, and the other end is connected to the second sub-hole 62 of the first sound outlet 6. The arrangement of the first cavity 3, the second cavity 5 and the channel 51 helps to achieve directional propagation of sound and produce specific sound effects; the arrangement of the channel 51 allows sound to flow between the second cavity 5 and the second sub-hole 62 of the first sound outlet 6, which can produce a mixed effect of sound, adjust the frequency response of sound, achieve more balanced sound quality, and enhance audio experience.

[0035] In one embodiment, the first cavity 3, the second cavity 5, and the channel 51 are all provided with openings on the side facing the rear cover 12, which is convenient for processing and molding, and also convenient for the installation and positioning of the first speaker 2 and the second speaker 4. The second cavity 5 is provided with a cover 9 covering the openings of the second cavity 5 and the channel 51, and the sound guide tube 8 is located on the periphery of the cover 9. The provision of the cover 9 can conveniently cover the openings of the second cavity 5 and the channel 51, protect the internal components from damage, and also facilitate subsequent maintenance and replacement; the sound guide tube 8 is located on the periphery of the cover 9, which is conducive to the conduction of sound.

[0036] In one embodiment, the sound guide tube 8 and the cover body 9 are provided with a common side wall, and a first through hole 81 is provided on the common side wall of the sound guide tube 8 and the cover body 9, and the first through hole 81 is connected to the second cavity 5, and a second through hole 82 is provided at a position of the sound guide tube 8 close to the second sound outlet hole 7, and the second through hole 82 is connected to the second sound outlet hole 7.

[0037] In one embodiment, the side of the sound guide tube 8 facing away from the front cover 11 is an open structure for easy processing and molding. A cover plate 83 is provided on the opening structure to cover the opening structure so as to close the opening structure of the sound guide tube 8 and prevent interference from external noise. Such a design simplifies the structure and ensures smooth transmission of sound.

[0038] In one embodiment, the first speaker 2 is a high-frequency speaker, and the second speaker 4 is a low-frequency speaker.

[0039] In another embodiment, the first speaker 2 is a low-frequency speaker, and the second speaker 4 is a high-frequency speaker.

[0040] The present invention also provides a dual-speaker OWS Bluetooth headset, including the dual-speaker headset sound guide cavity, the main body 1 is provided with an ear hook 13 or a back hook, which is used to wear the main body 1 to the outside of the human auricle, and the main body 1 or the ear hook 13 or the back hook is provided with a Bluetooth module. The internal structural layout of the dual-speaker headset sound guide cavity and the design of the sound guide tube 8 of the dual-speaker OWS Bluetooth headset of the present invention realize the independent and efficient transmission of the dual-speaker sound, and improve the sound quality and user experience of the headset.

[0041] Those skilled in the art should understand that the above-mentioned specific embodiments are merely examples and not limitations, and various modifications, combinations, partial combinations and replacements may be made to the embodiments of the present invention according to design requirements and other factors. As long as they are within the scope of the attached claims or their equivalents, they are within the scope of rights to be protected by the present invention.

Claims

1. A dual-speaker earphone sound guide cavity, comprising a main body, characterized in that: A first cavity for placing a first speaker and a second cavity for placing a second speaker are arranged inside the main body, a first sound outlet hole and a second sound outlet hole are arranged on the main body, the first sound outlet hole is connected with the first cavity and the second cavity, a sound guide tube is arranged on the periphery of the second cavity, one end of the sound guide tube is connected with the second cavity, and the other end of the sound guide tube is connected with the second sound outlet hole.

2. The dual-speaker earphone sound guide cavity according to claim 1, characterized in that: The first cavity and the second cavity are arranged separately, and the first sound outlet hole includes a first sub-hole and a second sub-hole which are arranged separately, the first sub-hole is connected with the first cavity, and the second sub-hole is connected with the second cavity.

3. The dual-speaker earphone sound guide cavity according to claim 2, characterized in that: The sound guide tube is an arc-shaped sound guide tube extending along the outer circumference of the second cavity.

4. The dual-speaker earphone sound guide cavity according to claim 3, characterized in that: The sound guide tube is located at a side of the second cavity away from the first cavity.

5. The dual-speaker earphone sound guide cavity according to claim 4, characterized in that: The main body includes a front cover and a rear cover, the first cavity and the second cavity are both located on the front cover, the peripheral wall of the first cavity extends to the first sound outlet hole to separate the first sound outlet hole into a first sub-hole and a second sub-hole, and a channel is provided between the peripheral wall of the second cavity and the first cavity, one end of the channel is connected to the second cavity, and the other end is connected to the second sub-hole of the first sound outlet hole.

6. The dual-speaker earphone sound guide cavity according to claim 5, characterized in that: The first cavity, the second cavity and the channel are all provided with openings on one side facing the rear cover, the second cavity is provided with a cover body covering the openings of the second cavity and the channel, and the sound guide tube is located at the periphery of the cover body.

7. The dual-speaker earphone sound guide cavity according to claim 6, characterized in that: The sound guide tube and the cover body are provided with a common side wall, on which a first through hole is provided, the first through hole is connected to the second cavity, the sound guide tube is provided with a second through hole near the second sound outlet, the second through hole is connected to the second sound outlet.

8. The dual-speaker earphone sound guide cavity according to claim 7, characterized in that: The side of the sound guide tube facing away from the front cover is an opening structure, and a cover plate for covering the opening is arranged on the opening structure.

9. The dual-speaker earphone sound guide cavity according to claim 1, characterized in that: The first speaker is a high-frequency speaker, and the second speaker is a low-frequency speaker; or the first speaker is a low-frequency speaker, and the second speaker is a high-frequency speaker.

10. A dual-speaker OWS Bluetooth headset, characterized in that: It comprises the dual-speaker earphone sound guide cavity as described in any one of claims 1 to 9, wherein an ear hook or a back hook is arranged on the main body, and a Bluetooth module is arranged in the main body or the ear hook or the back hook.

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