Coaxial sounding device

Abstract

The utility model discloses a coaxial sounding device, which is characterized in that a first sounding module and a second sounding module are coaxially arranged, a first yoke of the first sounding module is connected with a second basin stand of the second sounding module, and the sounding frequency of the first sounding module is higher than that of the second sounding module, so that a tweeter is integrated on a woofer; one of the sound production modules can be independently driven to work or the two sound production modules are combined for use according to the requirements of the whole machine, so that the sound quality is ensured while the space is saved and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of loudspeakers, in particular to a coaxial sound-generating device. Background Art

[0002] Nowadays, mobile terminals such as mobile phones and tablets enrich people's lives, and electroacoustic converters play an indispensable role as audio devices. At the same time, consumers' demand for sound loudness is also increasing, and correspondingly, designers' performance requirements for electroacoustic converters are also increasing.

[0003] In order to achieve a better experience, multiple speakers are often placed in a sound box, including a woofer, a midrange unit and a tweeter. The redundant frequency bands can be filtered out through filters to retain the desired effective bandwidth. Although the sound quality is improved, the size of the speaker is increased, making it more bulky, and also increasing the cost. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a coaxial sound-generating device which can save space, reduce costs and ensure sound quality.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A coaxial sound-generating device comprises a first sound-generating module and a second sound-generating module, wherein the first sound-generating module comprises a first yoke, and the second sound-generating module comprises a second basin frame;

[0007] The first sound module and the second sound module are coaxially arranged, and the first yoke is connected to the second basin frame;

[0008] The sound frequency of the first sound module is higher than the sound frequency of the second sound module.

[0009] Furthermore, a plurality of grooves are symmetrically provided on one side of the second basin frame connected to the first yoke.

[0010] Furthermore, the first sound module also includes a first magnetic steel, a first basin frame and a first voice coil;

[0011] The first magnetic steel is arranged on a side of the first yoke away from the second basin frame;

[0012] The first basin is mounted on a side of the first magnetic steel away from the first yoke;

[0013] The first voice coil is arranged in the first basin frame.

[0014] Furthermore, the second sound module further includes a second yoke, a second magnetic steel, a second washer, a second voice coil and a second dome;

[0015] The second ball top is arranged on a side of the second basin frame away from the first yoke;

[0016] The second voice coil is arranged in the second basin frame;

[0017] The second washer is disposed in the second voice coil, and the second magnetic steel is disposed on a side of the second washer away from the second dome;

[0018] The second yoke is arranged on a side of the second magnetic steel away from the second washer.

[0019] Furthermore, the size of the first sound module is smaller than or equal to the size of the second sound module.

[0020] Furthermore, the second basin frame is made of plastic material.

[0021] Furthermore, the first basin frame is made of metal material.

[0022] Furthermore, the first sound module is a ring structure.

[0023] The beneficial effect of the utility model is that the first sound module and the second sound module are coaxially arranged, and the first yoke of the first sound module is connected to the second basin frame of the second sound module, and the sound frequency of the first sound module is higher than the sound frequency of the second sound module, so that the tweeter is integrated on the woofer to form a coaxial and reversely arranged high and low frequency sound module, and one of the sound modules can be driven to work separately or the two can be used in combination according to the needs of the whole machine, thereby saving space and reducing costs while ensuring sound quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is an overall structural diagram of a coaxial sound-generating device according to an embodiment of the utility model;

[0025] Figure 2 A cross-sectional view of a coaxial sound-generating device according to an embodiment of the utility model;

[0026] Figure 3 This is a structural diagram of a second basin frame of a coaxial sound-generating device according to an embodiment of the utility model.

[0027] Description of labels:

[0028] 1. First sound module; 11. First yoke; 12. First magnet; 13. First basin; 14. First voice coil; 2. Second sound module; 21. Second basin; 211. Groove; 22. Second yoke; 23. Second magnet; 24. Second washer; 25. Second voice coil; 26. Second dome. DETAILED DESCRIPTION

[0029] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0030] Utility Model

[0031] Please refer to Figure 1 , a coaxial sound-generating device, comprising a first sound-generating module and a second sound-generating module, wherein the first sound-generating module comprises a first yoke, and the second sound-generating module comprises a second basin frame;

[0032] The first sound module and the second sound module are coaxially arranged, and the first yoke is connected to the second basin frame;

[0033] The sound frequency of the first sound module is higher than the sound frequency of the second sound module.

[0034] From the above description, it can be seen that the beneficial effects of the utility model are that the first sound module and the second sound module are coaxially arranged, and the first yoke of the first sound module is connected to the second basin frame of the second sound module, and the sound frequency of the first sound module is higher than the sound frequency of the second sound module, so that the tweeter is integrated on the woofer to form a coaxial and reversely arranged high and low frequency sound module, and one of the sound modules can be driven to work separately or the two can be used in combination according to the needs of the whole machine, thereby saving space and reducing costs while ensuring sound quality.

[0035] Furthermore, a plurality of grooves are symmetrically provided on one side of the second basin frame connected to the first yoke.

[0036] It can be seen from the above description that a plurality of grooves are symmetrically provided on one side where the second basin frame is connected to the first yoke, so as to be used for air release and sound emission, thereby ensuring the sound quality.

[0037] Furthermore, the first sound module also includes a first magnetic steel, a first basin frame and a first voice coil;

[0038] The first magnetic steel is arranged on a side of the first yoke away from the second basin frame;

[0039] The first basin is mounted on a side of the first magnetic steel away from the first yoke;

[0040] The first voice coil is arranged in the first basin frame.

[0041] From the above description, it can be seen that the first sound module also includes a first magnet, a first basin frame and a first voice coil, so as to effectively realize the treble function.

[0042] Furthermore, the second sound module further includes a second yoke, a second magnetic steel, a second washer, a second voice coil and a second dome;

[0043] The second ball top is arranged on a side of the second basin frame away from the first yoke;

[0044] The second voice coil is arranged in the second basin frame;

[0045] The second washer is disposed in the second voice coil, and the second magnetic steel is disposed on a side of the second washer away from the second dome;

[0046] The second yoke is arranged on a side of the second magnetic steel away from the second washer.

[0047] From the above description, it can be seen that the second sound module also includes a second yoke, a second magnet, a second washer, a second voice coil and a second dome, so as to realize the sound function of the speaker.

[0048] Furthermore, the size of the first sound module is smaller than or equal to the size of the second sound module.

[0049] It can be seen from the above description that the size of the first sound module is smaller than or equal to the size of the second sound module, which further reduces the occupied space of the entire sound device.

[0050] Furthermore, the second basin frame is made of plastic material.

[0051] From the above description, it can be seen that the second basin frame is made of plastic material, which can better absorb resonance, make the sound purer and improve the sound quality.

[0052] Furthermore, the first basin frame is made of metal material.

[0053] From the above description, it can be seen that the tweeter frame made of metal material has higher resolution and sound quality performance.

[0054] Furthermore, the first sound module is a ring structure.

[0055] It can be seen from the above description that the first sound module of the annular structure can be better combined with the second sound module to reduce the occupied space of the sound device.

[0056] Please refer to Figure 1-Figure 3 , Embodiment 1 of the present utility model is:

[0057] A coaxial sounding device, such as Figure 1 As shown, it includes a first sound module 1 and a second sound module 2, the first sound module 1 includes a first yoke 11, and the second sound module 2 includes a second basin frame 21; the first sound module 1 and the second sound module 2 are coaxially arranged, and the first yoke 11 is connected to the second basin frame 21; the sound frequency of the first sound module 1 is higher than the sound frequency of the second sound module 2.

[0058] In an optional implementation, the first yoke 11 is glued to the second basin frame 21 .

[0059] In an optional implementation, the first yoke 11 and the second basin frame 21 are connected via a connecting piece.

[0060] Specifically, a plurality of grooves 211 are symmetrically provided on one side of the second basin frame 21 connected to the first yoke 11. Figure 3 As shown, the plurality of grooves 211 are symmetrical about the center of the second basin frame 21, so as to facilitate air release and sound emission.

[0061] Specifically, Figure 2 As shown, the first sound module 1 also includes a first magnetic steel 12, a first basin frame 13 and a first voice coil 14; the first magnetic steel 12 is arranged on the side of the first yoke 11 away from the second basin frame 21; the first basin frame 13 is arranged on the side of the first magnetic steel 12 away from the first yoke 11; the first voice coil 14 is arranged in the first basin frame 13.

[0062] Specifically, Figure 2 As shown, the second sound module 2 also includes a second yoke 22, a second magnetic steel 23, a second washer 24, a second voice coil 25 and a second ball top 26; the second ball top 26 is arranged on the side of the second basin 21 away from the first yoke 11; the second voice coil 25 is arranged in the second basin 21; the second washer 24 is arranged in the second voice coil 25, and the second magnetic steel 23 is arranged on the side of the second washer 24 away from the second ball top 26; the second yoke 22 is arranged on the side of the second magnetic steel 23 away from the second washer 24.

[0063] Specifically, the size of the first sound module 1 is smaller than or equal to the size of the second sound module 2. That is, the length, width and height of the first sound module 1 are smaller than or equal to the length, width and height of the second sound module 2. This further reduces the space occupied by the sound device and reduces costs.

[0064] Specifically, the second basin frame 21 is made of plastic material. The first basin frame 13 is made of metal material. The first sound module 1 is an annular structure.

[0065] The first sound module and the second sound module in the sound-emitting device of the utility model can be used independently or in combination, which can achieve better sound quality effects and enhance the user experience.

[0066] In summary, the utility model provides a coaxial sound-emitting device, in which a first sound module and a second sound module are coaxially arranged, and a first yoke of the first sound module is connected to a second basin of the second sound module, and the sound frequency of the first sound module is higher than the sound frequency of the second sound module, so that the tweeter is integrated on the woofer to form a coaxial high and low frequency sound module arranged in opposite directions, and one of the sound modules can be driven to work alone or the two can be used in combination according to the needs of the whole machine, thereby ensuring the sound quality while saving space and reducing costs; in addition, a plurality of grooves are symmetrically provided on one side where the second basin is connected to the first yoke for venting and sounding, so as to ensure the sound quality; at the same time, the size of the first sound module is less than or equal to that of the second sound module, so as to further reduce the occupied space of the entire sound-emitting device.

[0067] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A coaxial sounding device, characterized in that: It comprises a first sound module and a second sound module, wherein the first sound module comprises a first yoke, and the second sound module comprises a second basin frame; The first sound module and the second sound module are coaxially arranged, and the first yoke is connected to the second basin frame; The sound frequency of the first sound module is higher than the sound frequency of the second sound module.

2. A coaxial sound generating device according to claim 1, characterized in that: A plurality of grooves are symmetrically arranged on one side of the second basin frame connected to the first yoke.

3. A coaxial sound generating device according to claim 1, characterized in that: The first sound module also includes a first magnetic steel, a first basin frame and a first voice coil; The first magnetic steel is arranged on a side of the first yoke away from the second basin frame; The first basin is mounted on a side of the first magnetic steel away from the first yoke; The first voice coil is arranged in the first basin frame.

4. A coaxial sound generating device according to claim 1, characterized in that: The second sound module further includes a second yoke, a second magnetic steel, a second washer, a second voice coil and a second dome; The second ball top is arranged on a side of the second basin frame away from the first yoke; The second voice coil is arranged in the second basin frame; The second washer is disposed in the second voice coil, and the second magnetic steel is disposed on a side of the second washer away from the second dome; The second yoke is arranged on a side of the second magnetic steel away from the second washer.

5. A coaxial sound generating device according to claim 1, characterized in that: The size of the first sound module is smaller than or equal to the size of the second sound module.

6. A coaxial sound generating device according to any one of claims 1 to 4, characterized in that: The second basin frame is made of plastic material.

7. A coaxial sound generating device according to claim 3, characterized in that: The first basin frame is made of metal material.

8. A coaxial sound generating device according to claim 1, characterized in that: The first sound module is a ring structure.

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