Earphone with coaxial frequency division loudspeaker

Abstract

The utility model discloses an earphone with a coaxial frequency division loudspeaker, which relates to the technical field of earphones and comprises an earphone outer shell, a hollow carrying frame is fixed at the upper end of the inner side of the earphone outer shell, and an annular piezoelectric ceramic loudspeaker used for expressing medium-high frequency is arranged on the inner side of the hollow carrying frame. A large moving coil loudspeaker used for showing low and medium frequencies is arranged on the inner side of the earphone outer shell and located at the lower end of the hollowed-out carrying frame, a flat loudspeaker used for showing high frequencies is arranged on the upper end of the hollowed-out carrying frame and located on the inner side of the annular piezoelectric ceramic loudspeaker, and a circular piezoelectric ceramic loudspeaker used for showing ultrahigh frequencies is arranged at the upper end of the flat loudspeaker. According to the earphone with the coaxial frequency division loudspeaker provided by the utility model, the annular piezoelectric ceramic loudspeaker, the large moving coil loudspeaker, the flat panel loudspeaker and the circular piezoelectric ceramic loudspeaker are coaxially arranged, so that the sound performance integrity of the earphone is stronger, the sound depth can be better reflected, and the expressive force of full audio of the earphone is generally improved.

Description

Technical Field

[0001] The utility model relates to the technical field of headphones, and particularly relates to a headphone with a coaxial frequency-dividing loudspeaker. Background Art

[0002] Most of the existing ordinary large headphones or noise-canceling large headphones have a large dynamic loudspeaker. The large dynamic loudspeaker has strong mid-bass expressiveness but lacks mid-high, high, and ultra-high frequency expressiveness. There are also some ordinary large headphones that have a large dynamic loudspeaker + a high-frequency dynamic loudspeaker to compensate for the high frequency with the high-frequency dynamic loudspeaker. However, the positions of a large dynamic loudspeaker (mid-low frequency performance) and the high-frequency dynamic loudspeaker are not on the same axis, and there will be a left-right difference in sound performance. Therefore, this application proposes a headphone with a coaxial frequency-dividing loudspeaker. Content of the Utility Model

[0003] Based on this, in order to solve the above technical problems, it is necessary to provide a headphone with a coaxial frequency-dividing loudspeaker. Through the overall structural cooperation design, the sound performance can be made more integral, the depth of the sound can be better reflected, and the expressiveness of the full audio of the headphone can be generally improved.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A headphone with a coaxial frequency-dividing loudspeaker;

[0006] It includes a headphone housing. An upper end inside the headphone housing is fixedly provided with a hollow mounting rack. Inside the hollow mounting rack, there is an annular piezoelectric ceramic loudspeaker for mid-high frequency performance. Inside the headphone housing and at the lower end of the hollow mounting rack, there is a large dynamic loudspeaker for mid-low frequency performance. Above the upper end of the hollow mounting rack and inside the annular piezoelectric ceramic loudspeaker, there is a planar loudspeaker for high frequency performance. Above the planar loudspeaker, there is a circular piezoelectric ceramic loudspeaker for ultra-high frequency performance.

[0007] As a preferred embodiment of the headphone with a coaxial frequency-dividing loudspeaker provided by the utility model, an earcup is provided at the upper end of the headphone housing, and the earcup is located above the hollow mounting rack.

[0008] As a preferred embodiment of the headphone with a coaxial frequency-dividing loudspeaker provided by the utility model, the annular piezoelectric ceramic loudspeaker, the large dynamic loudspeaker, the planar loudspeaker, and the circular piezoelectric ceramic loudspeaker are coaxially arranged.

[0009] As a preferred embodiment of the headphone with a coaxial frequency-dividing loudspeaker provided by the utility model, the earcup is made of foam material.

[0010] As a preferred embodiment of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model, the diameter of the circular piezoelectric ceramic horn is smaller than that of the annular piezoelectric ceramic horn.

[0011] As a preferred embodiment of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model, both the annular piezoelectric ceramic horn and the large moving - coil loudspeaker are attached to the hollow mounting frame.

[0012] As a preferred embodiment of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model, a head - wearing connecting frame is arranged on the outer side of the headphone housing.

[0013] As a preferred embodiment of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model, the earcup is adhesively fixed to the headphone housing by an adhesive bonding method.

[0014] Compared with the prior art, the present utility model has the following beneficial effects:

[0015] For the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model, due to the characteristics of the large moving - coil loudspeaker, such as soft sound, ultra - high power, good bass effect, and wide frequency response, and due to the effects of the annular piezoelectric ceramic horn and the circular piezoelectric ceramic horn, such as wide frequency response range, clear and natural sound quality, smooth response frequency, and high - quality sound, and due to the effects of the flat panel loudspeaker, such as small distortion, excellent resolution, wide frequency response, and large output power, and the annular piezoelectric ceramic horn, the large moving - coil loudspeaker, the flat panel loudspeaker, and the circular piezoelectric ceramic horn are coaxially arranged, it can make the sound performance of this headphone more integral, better reflect the depth of sound, and overall improve the expressiveness of the full audio of the headphone. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the solutions in the present utility model, the following will give a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the following - described drawings are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model;

[0018] Figure 2 It is an exploded view of the overall structure of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model;

[0019] Figure 3 It is a schematic diagram of the structure between the headphone housing and the hollow mounting frame of the headphone with a coaxial frequency - dividing loudspeaker provided by the present utility model.

[0020] The label descriptions in the figures are as follows:

[0021] 1. Headphone shell; 2. Earmuffs; 3. Hollow mounting frame; 4. Ring-shaped piezoelectric ceramic speaker; 5. Large dynamic speaker; 6. Flat speaker; 7. Circular piezoelectric ceramic speaker. DETAILED DESCRIPTION

[0022] As described in the background technology, large dynamic speakers have strong mid-bass expression, but lack mid-high, treble, and ultra-treble expression. Some ordinary large headphones also have a large dynamic speaker + a high-frequency dynamic speaker, using the high-frequency dynamic to compensate for the high frequency. However, a large dynamic speaker (mid-low frequency performance) and a high-frequency dynamic speaker are not located on the same axis, so there will be a left and right difference in sound performance.

[0023] In order to solve this technical problem, the utility model provides a headset with a coaxial frequency division speaker;

[0024] It includes an earphone outer shell 1, a hollow mounting frame 3 is fixed to the upper end of the inner side of the earphone outer shell 1, an annular piezoelectric ceramic speaker 4 for expressing medium and high frequencies is arranged on the inner side of the hollow mounting frame 3, a large dynamic coil speaker 5 for expressing medium and low frequencies is arranged on the inner side of the earphone outer shell 1 and at the lower end of the hollow mounting frame 3, a flat speaker 6 for expressing high frequencies is arranged on the upper end of the hollow mounting frame 3 and inside the annular piezoelectric ceramic speaker 4, and a circular piezoelectric ceramic speaker 7 for expressing ultra-high frequencies is arranged on the upper end of the flat speaker 6.

[0025] The earphones with coaxial frequency-dividing speakers provided by the utility model have the characteristics of soft sound, ultra-high power, good bass effect, wide frequency response, etc. of the large dynamic speaker 5, the wide frequency response range, clear and natural sound quality, smooth response frequency, and high-quality sound effects of the annular piezoelectric ceramic speaker 4 and the circular piezoelectric ceramic speaker 7, and the effects of small distortion, excellent resolution, wide frequency response, and large output power of the flat speaker 6, so that the sound performance of the earphones can be more integrated, the depth of the sound can be better reflected, and the overall expressiveness of the full audio frequency of the earphones can be improved.

[0026] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0027] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0028] Embodiment 1:

[0029] Please refer to Figures 1-3, a headphone with a coaxial frequency-dividing speaker, comprising a headphone outer housing 1. An upper end inside the headphone outer housing 1 is fixedly provided with a hollow mounting rack 3. Inside the headphone outer housing 1 and below the hollow mounting rack 3, there is a large dynamic speaker 5 for presenting mid-low frequencies. The large dynamic speaker 5 has characteristics such as soft sound, ultra-high power, good bass effect, and wide frequency response. Inside the upper end of the hollow mounting rack 3, there is a planar speaker 6 for presenting high frequencies. The planar speaker 6 has the effects of low distortion, excellent resolution, wide frequency response, and large output power. At the same time, the planar speaker 6 can also be replaced with a high-frequency dynamic speaker;

[0030] Inside the hollow mounting rack 3 and outside the planar speaker 6, there is an annular piezoelectric ceramic speaker 4 for presenting mid-high frequencies. Above the planar speaker 6, there is a circular piezoelectric ceramic speaker 7 for presenting ultra-high frequencies. The annular piezoelectric ceramic speaker 4 and the circular piezoelectric ceramic speaker 7 have a wide frequency response range, clear and natural sound quality, smooth response frequency, and high-quality sound. The annular piezoelectric ceramic speaker 4, the large dynamic speaker 5, the planar speaker 6, and the circular piezoelectric ceramic speaker 7 are coaxially arranged, so that the sound performance of this headphone can be more integrated, the depth of the sound can be better reflected, and the overall expressiveness of the full audio of the headphone can be improved;

[0031] The diameter of the circular piezoelectric ceramic speaker 7 is smaller than that of the annular piezoelectric ceramic speaker 4. Both the annular piezoelectric ceramic speaker 4 and the large dynamic speaker 5 are in contact with the hollow mounting rack 3. A headband connecting rack is provided on the outside of the headphone outer housing 1;

[0032] Embodiment 2:

[0033] The headphone with a coaxial frequency-dividing speaker provided in Embodiment 1 is further optimized. Specifically, as Figures 1-2 shown, to improve the wearing comfort of this headphone, an earcup 2 is fixedly provided at the upper end of the headphone outer housing 1. The earcup 2 is located above the hollow mounting rack 3. The earcup 2 is made of foam material and is adhesively fixed to the headphone outer housing 1 by an adhesive bonding method.

Claims

1. A headphone with a coaxial frequency division speaker, characterized in that: The invention comprises an earphone outer shell (1), a hollow mounting frame (3) is fixed to the upper end of the inner side of the earphone outer shell (1), an annular piezoelectric ceramic speaker (4) for expressing medium and high frequencies is arranged on the inner side of the hollow mounting frame (3), a large dynamic coil speaker (5) for expressing medium and low frequencies is arranged on the inner side of the earphone outer shell (1) and at the lower end of the hollow mounting frame (3), a flat speaker (6) for expressing high frequencies is arranged on the upper end of the hollow mounting frame (3) and at the inner side of the annular piezoelectric ceramic speaker (4), and a circular piezoelectric ceramic speaker (7) for expressing ultra-high frequencies is arranged on the upper end of the flat speaker (6).

2. The earphone of the coaxial frequency division loudspeaker according to claim 1, characterized in that: An earmuff (2) is provided at the upper end of the earphone outer shell (1), and the earmuff (2) is located at the upper end of the hollow mounting frame (3).

3. The earphone of the coaxial frequency division loudspeaker according to claim 1, characterized in that: The annular piezoelectric ceramic speaker (4), the large dynamic coil speaker (5), the flat speaker (6) and the circular piezoelectric ceramic speaker (7) are coaxially arranged.

4. The earphone of the coaxial frequency division loudspeaker according to claim 2, characterized in that: The earmuffs (2) are made of foam material.

5. The earphone of the coaxial frequency division loudspeaker according to claim 1, characterized in that: The diameter of the circular piezoelectric ceramic horn (7) is smaller than the diameter of the annular piezoelectric ceramic horn (4).

6. The earphone of the coaxial frequency division loudspeaker according to claim 1, characterized in that: The annular piezoelectric ceramic speaker (4) and the large dynamic coil speaker (5) are both fitted to the hollow mounting frame (3).

7. The earphone of the coaxial frequency division loudspeaker according to claim 1, characterized in that: A head-mounted connecting frame is arranged on the outer side of the earphone outer shell (1).

8. The earphone of the coaxial frequency division loudspeaker according to claim 2, characterized in that: The earmuff (2) is bonded and fixed to the earphone outer shell (1) by means of bonding.

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