Waterproof and dustproof structure of microminiature heterosexual box loudspeaker

Abstract

The utility model discloses a waterproof and dustproof structure of a microminiature heterosexual box loudspeaker, which relates to the technical field of box loudspeakers, and comprises a loudspeaker front shell, a loudspeaker body is mounted on the inner side of the loudspeaker front shell, a clamping seat is arranged on the side surface of the loudspeaker front shell, a steel alloy vibrating diaphragm is fixedly connected to the middle of the inner side of the loudspeaker front shell, and the steel alloy vibrating diaphragm is fixedly connected to the outer side of the loudspeaker front shell. According to the utility model, the inner side of the loudspeaker front shell is fixedly connected with the steel alloy vibrating diaphragm and the dustproof cap, and the inner side of the dustproof cap is provided with the steel alloy vibrating diaphragm, so that not only is the dustproof function realized, but also the steel alloy vibrating diaphragm is high in elastic modulus and small in density, and the dustproof effect is good. The sound box is simple in structure, fast in response to vibration and strong in explosive power to sound, plays a role in improving sound quality, and the connecting ring arranged between the dustproof cap and the cone can improve the sealing performance of the sound box, thereby improving the waterproof and dustproof performance of the sound box.

Description

Technical Field

[0001] The utility model relates to the technical field of box loudspeakers, in particular to a waterproof and dustproof structure of a micro-sized anisotropic box loudspeaker. Background Art

[0002] The miniature heterosexual box speaker meets IP67 waterproof and dustproof standards, has high power and clear sound, and is suitable for offline 5G electronic products such as security.

[0003] After searching, a novel loudspeaker dust cap with publication number CN201821322269.1 includes a sound box shell and a speaker, a breathable net is provided on the top surface of the sound box shell, and a speaker is provided at the middle position inside the sound box shell below the breathable net, a paper cone is provided on the top surface of the speaker, and a dust cap is provided at the middle position inside the paper cone, air holes are opened around the surface of the dust cap, a sealing ring is connected to the bottom surface of the dust cap, and a card slot is opened on the surface of the sealing ring, an activated carbon sponge is provided inside the sealing ring, a honeycomb protective cover is provided above the dust cap, and a waterproof protective cover is connected to the surface of the honeycomb protective cover in an annular manner, and a guide groove is provided in an annular manner on the surface of the waterproof protective cover, the bottom of the speaker is located inside the sound box shell and is connected to a circuit board, and the bottom of the circuit board is fixedly connected to the inner side of the bottom of the sound box shell through a spring, a suction cup leg is provided on the bottom surface of the sound box shell, a paper cone is provided on the top surface of the speaker, a dust cap is connected to the middle position of the paper cone, and a sealing ring is provided at the bottom of the dust cap, and by pressing the dust cap at the middle position of the paper cone, the ring at the center of the paper cone is clamped between the sealing rings at the bottom of the dust cap In the card slot, the sealing ring plays a role of clamping and fixing the paper cone, getting rid of the traditional gluing fixation, facilitating the disassembly and assembly of the dust cap, and improving the work efficiency of speaker assembly. Secondly, a plurality of air holes are arranged around the surface of the dust cap, and the interior of the plurality of air holes is set as a hollow structure, and an activated carbon sponge is arranged in the air holes, which can dissipate heat for the speaker, and can also absorb moisture inside the speaker during the heat dissipation process, maintain the installation degree inside the speaker, and extend the service life of the speaker. Finally, the top surface of the paper cone is covered with a waterproof protective cover, and the middle of the waterproof protective cover is located above the dust cap and is covered with a honeycomb protective cover to prevent water from splashing onto the paper cone and the dust cap in rainy weather or when personnel are not careful, affecting the sound quality and service life of the speaker. At the same time, the honeycomb protective cover protects the dust cap from collision, prevents the dust cap from deformation and falling off, thereby affecting the normal operation of the speaker and ensuring the quality of the speaker. Once foreign matter is attached to the sound outlet of the existing speaker, it is difficult to fall off by itself. Over time, foreign matter accumulates and blocks the sound outlet of the speaker cavity, resulting in low sound and noise of the speaker, which shortens the service life of the speaker. Utility Model Content

[0004] The utility model aims to provide a waterproof and dustproof structure of a miniature heterogeneous box speaker to solve the problem that once foreign matter is attached to the sound outlet of the existing speaker, it is difficult to fall off by itself, and the foreign matter accumulates over time and blocks the sound outlet of the speaker cavity, resulting in low sound and noise from the speaker, which shortens the service life of the speaker.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof and dustproof structure of a miniature heterogeneous box speaker, comprising a speaker front shell, a speaker body is installed on the inner side of the speaker front shell, and a socket is opened on the side of the speaker front shell, a steel alloy diaphragm is fixedly connected to the middle part of the inner side of the speaker front shell, and a dustproof cap is provided in the middle part of the inner side of the speaker front shell, and a paper cone is fixedly connected to the inner side of the speaker front shell.

[0006] As a preferred technical solution of the utility model, a card plate is fixedly connected to the side of the speaker body, and the card plate is clamped on the inner side of the socket; the speaker front shell and the speaker body are connected by the socket and the card plate, so that the speaker front shell and the speaker body can be quickly assembled and disassembled, and the convex plate fixedly connected to the bottom of the speaker body can facilitate the speaker body to be quickly removed from the inner side of the speaker front shell.

[0007] As a preferred technical solution of the utility model, a fixing ring is fixedly connected to the front side of the steel alloy diaphragm, and the inner side of the fixing ring is fixedly connected to the side surface of the dust cap.

[0008] As a preferred technical solution of the utility model, the paper cone and the side surfaces of the steel alloy diaphragm are fixedly connected with a connecting ring; the steel alloy diaphragm and the dust cap are fixedly connected to the inner side of the front shell of the speaker, and a steel alloy diaphragm is provided on the inner side of the dust cap, which not only has a dust-proof effect, but the steel alloy diaphragm has a high elastic modulus, low density, fast response to vibration, strong explosive power for sound, and plays a role in improving the sound quality. A connecting ring is provided between the dust cap and the paper cone to improve its sealing, thereby improving its waterproof and dustproof performance.

[0009] As a preferred technical solution of the present utility model, the material of the front shell of the speaker is PVC material.

[0010] As a preferred technical solution of the utility model, a convex plate is fixedly connected to the bottom of the back side of the speaker body.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model provides a speaker front shell and a speaker body that are connected by a card seat and a card plate, so that the speaker front shell and the speaker body can be quickly assembled and disassembled, and the convex plate fixedly connected to the bottom of the speaker body can facilitate the speaker body to be quickly taken out from the inner side of the speaker front shell.

[0013] 2. The utility model arranges a steel alloy diaphragm and a dust cap to be fixedly connected on the inner side of the front shell of the speaker. The steel alloy diaphragm is arranged on the inner side of the dust cap, which not only has the function of dustproof, but also has a high elastic modulus, a small density, a fast response to vibration, a strong explosive force for sound, and plays a role in improving the sound quality. A connecting ring is arranged between the dust cap and the paper cone to improve the sealing thereof, thereby improving the waterproof and dustproof performance thereof. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the structural front view of the utility model;

[0015] Figure 2 This is a bottom view of the structure of the utility model;

[0016] Figure 3 This is a side view of the structural paper cone of the utility model;

[0017] Figure 4 It is a partial top view of the structure of the present utility model.

[0018] In the figure: 1. front shell of the speaker; 2. speaker body; 3. socket; 4. clamping plate; 5. steel alloy diaphragm; 6. dust cap; 7. fixing ring; 8. connecting ring; 9. paper cone; 10. convex plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a waterproof and dustproof structure of a miniature heterogeneous box speaker, comprising a speaker front shell 1, a speaker body 2 is installed on the inner side of the speaker front shell 1, and a seat 3 is opened on the side of the speaker front shell 1, a steel alloy diaphragm 5 is fixedly connected to the middle part of the inner side of the speaker front shell 1, and a dustproof cap 6 is provided in the middle part of the inner side of the speaker front shell 1, and a paper cone 9 is fixedly connected to the inner side of the speaker front shell 1.

[0021] In summary, the speaker front shell 1 and the speaker body 2 are connected by the socket 3 and the card plate 4, so that the speaker front shell 1 and the speaker body 2 can be quickly assembled and disassembled, and the convex plate 10 fixedly connected to the bottom of the speaker body 2 can facilitate the speaker body 2 to be quickly taken out from the inner side of the speaker front shell 1, and the steel alloy diaphragm 5 and the dust cap 6 are fixedly connected to the inner side of the speaker front shell 1. The steel alloy diaphragm 5 is arranged on the inner side of the dust cap 6, which not only has the function of dustproof, but also has the function of high elastic modulus, low density, fast response to vibration, strong explosive power to sound, and plays the role of improving sound quality. A connecting ring 8 is arranged between the dust cap 6 and the paper cone 9 to improve its sealing, thereby improving its waterproof and dustproof performance, and solving the problem that once foreign matter is attached to the sound outlet of the existing speaker, it is difficult to fall off by itself. Over time, the accumulated foreign matter will block the sound outlet of the speaker cavity, resulting in low sound and noise of the speaker, which shortens the service life of the speaker.

[0022] A clamping plate 4 is fixedly connected to the side of the speaker body 2, and the clamping plate 4 is clamped on the inner side of the clamping seat 3; the speaker front shell 1 and the speaker body 2 are connected by the clamping seat 3 and the clamping plate 4, so that the speaker front shell 1 and the speaker body 2 can be quickly assembled and disassembled, and the convex plate 10 fixedly connected to the bottom of the speaker body 2 can facilitate the speaker body 2 to be quickly removed from the inner side of the speaker front shell 1, and the front side of the steel alloy diaphragm 5 is fixedly connected to a fixing ring 7, and the inner side of the fixing ring 7 is fixedly connected to the side of the dust cap 6.

[0023] The paper cone 9 and the side surfaces of the steel alloy diaphragm 5 are fixedly connected with a connecting ring 8; the steel alloy diaphragm 5 and the dust cap 6 are fixedly connected to the inner side of the front shell 1 of the speaker, and the steel alloy diaphragm 5 is arranged on the inner side of the dust cap 6, which not only has the function of dustproof, but also has the function of high elastic modulus, low density, fast response to vibration, strong explosive power to sound, and plays the role of improving the sound quality. A connecting ring 8 is arranged between the dust cap 6 and the paper cone 9 to improve its sealing, thereby improving its waterproof and dustproof performance. The material of the front shell 1 of the speaker is PVC material, and a convex plate 10 is fixedly connected to the bottom of the back side of the speaker body 2.

[0024] During specific use, first, the speaker front shell 1 and the speaker body 2 are connected by the socket 3 and the card plate 4, so that the speaker front shell 1 and the speaker body 2 can be quickly assembled and disassembled, and the convex plate 10 fixedly connected to the bottom of the speaker body 2 can facilitate the speaker body 2 to be quickly taken out from the inner side of the speaker front shell 1, and the steel alloy diaphragm 5 and the dust cap 6 are fixedly connected to the inner side of the speaker front shell 1. The steel alloy diaphragm 5 is arranged on the inner side of the dust cap 6, which not only has the function of dustproof, but also has the function of high elastic modulus, low density, fast response to vibration, strong explosive power to sound, and plays the role of improving sound quality. A connecting ring 8 is arranged between the dust cap 6 and the paper cone 9 to improve its sealing, thereby improving its waterproof and dustproof performance.

[0025] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

Claims

1. A waterproof and dustproof structure of a miniature heterogeneous box speaker, comprising a speaker front shell (1), characterized in that: A speaker body (2) is installed on the inner side of the speaker front shell (1), and a socket (3) is provided on the side of the speaker front shell (1), a steel alloy diaphragm (5) is fixedly connected to the middle part of the inner side of the speaker front shell (1), a dust cap (6) is provided on the middle part of the inner side of the speaker front shell (1), and a paper cone (9) is fixedly connected to the inner side of the speaker front shell (1).

2. The waterproof and dustproof structure of a miniature heterogeneous box speaker according to claim 1 is characterized by: A clamping plate (4) is fixedly connected to the side surface of the loudspeaker body (2), and the clamping plate (4) is clamped on the inner side of the clamping seat (3).

3. The waterproof and dustproof structure of the miniature heterogeneous box speaker according to claim 1 is characterized by: A fixing ring (7) is fixedly connected to the front side of the steel alloy diaphragm (5), and the inner side of the fixing ring (7) is fixedly connected to the side of the dust cap (6).

4. The waterproof and dustproof structure of the miniature heterogeneous box speaker according to claim 1 is characterized by: The paper cone (9) and the side surfaces of the steel alloy diaphragm (5) are both fixedly connected with a connecting ring (8).

5. The waterproof and dustproof structure of the miniature anisotropic box speaker according to claim 1 is characterized by: The material of the loudspeaker front shell (1) is PVC material.

6. The waterproof and dustproof structure of a miniature heterogeneous box speaker according to claim 1, characterized in that: A convex plate (10) is fixedly connected to the bottom of the back side of the speaker body (2).

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