Waterproof loudspeaker
By adopting a combination design of upper and lower covers, including sound-transmitting cover, water collector and water guide bar, the problems of poor sound diffusion and low volume of existing waterproof speakers are solved, and effective sound propagation and water under special operating conditions are achieved discharge.
Patent Information
- Application Number
- CN202323357439.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-11
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2033-12-11
AI Technical Summary
Due to the fully sealed design, existing waterproof speakers are difficult to use effectively under special operating conditions.
The upper cover and lower cover combination design are adopted, including a hollow cylindrical lower cover, sound-transmitting cover, water collection tank, water guide strip and water outlet pipe to avoid a fully sealed structure and achieve effective diffusion of sound and water discharge.
Under special working conditions, the speaker is safely used, while the volume and sound diffusion level are increased, avoiding the defects caused by the fully sealed design.
Smart Images
Figure CN222283488U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of loudspeakers, in particular to a waterproof loudspeaker. Background Art
[0002] A waterproof speaker refers to an audio device with waterproof properties that can be used in water or rain without being damaged by catastrophic water damage. For example, at construction sites and event sites under some special working conditions, it is necessary to install speakers to provide voice prompts to personnel.
[0003] Common waterproof speakers usually adopt a special shell design and a fully sealed setting to prevent water damage and environmental influences. However, the sound volume and diffusion of the fully sealed speakers are poor, which affects their use. Therefore, the utility model proposes a waterproof loudspeaker that does not need to adopt a fully sealed structural design. It not only ensures the safe use of the speaker under special working conditions, but also avoids the problems of low volume and poor sound diffusion caused by the fully sealed design. Utility Model Content
[0004] The purpose of the utility model is to provide a waterproof loudspeaker to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof loudspeaker, comprising an upper cover, a lower cover and a loudspeaker assembly, wherein the lower cover is in the shape of a hollow cylinder, the top of the lower cover is open, the upper cover is clamped on the top of the lower cover opening, and the upper cover and the lower cover together form a cavity for installing the loudspeaker assembly; an opening is provided at the center of the top side of the upper cover, and a sound-transparent cover is embedded in the opening, a cylindrical flange is provided on the lower side of the upper cover, the flange is hollow inside, a water collecting trough and a plurality of water guide strips are provided on the inner side of the flange, wherein the plurality of water guide strips are distributed at intervals along the outer circumference of the water collecting trough and are connected to the bottom side of the upper cover at an angle upward.
[0006] Preferably, the water collecting tank is connected to at least two water outlet pipes, and a water collecting chamber is provided in the lower cover.
[0007] Preferably, a U-shaped notch is provided at a position of the water collecting chamber corresponding to the water outlet pipe, and the water outlet pipe can extend into the U-shaped notch and be connected with the water collecting chamber when the upper cover and the lower cover are clamped together.
[0008] Preferably, the speaker assembly includes a speaker body, a waterproof diaphragm fixed to the sound-emitting side of the speaker body, and a sound cavity cover arranged on the side of the speaker body away from the waterproof diaphragm, wherein the sound cavity cover is fixed in the lower cover and the waterproof diaphragm faces the upper cover.
[0009] Preferably, a plurality of water guide strips are provided with water guide grooves, and the water guide grooves gather the water entering the upper cover into the water collecting chamber in the lower cover.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] The utility model adopts a combined design of an upper cover, a lower cover and a speaker assembly, and does not need to adopt a fully sealed structural design, which not only ensures the safe use of the speaker under special working conditions, but also avoids the problems of low volume and poor sound diffusion caused by the fully sealed design. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the structure of the utility model;
[0013] Figure 2 It is an exploded view of the utility model;
[0014] Figure 3 It is a structural schematic diagram of the upper cover and the speaker assembly of the utility model;
[0015] Figure 4 It is a structural schematic diagram of the lower cover of the utility model.
[0016] In the figure: 1. upper cover; 2. lower cover; 3. speaker assembly; 4. sound-transmitting cover; 5. flange; 6. water collecting trough; 7. water guide strip; 8. water outlet pipe; 9. water collecting chamber; 10. U-shaped notch. DETAILED DESCRIPTION
[0017] 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.
[0018] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships 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 device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0019] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0020] See also Figure 1-4 The utility model provides a technical solution: a waterproof loudspeaker, comprising an upper cover 1, a lower cover 2 and a loudspeaker assembly 3, wherein the lower cover 2 is in a hollow cylindrical shape, the top of the lower cover 2 is open, the upper cover 1 is clamped above the opening of the lower cover 2, and the upper cover 1 and the lower cover 2 together form a cavity for installing the loudspeaker assembly 3; an opening is provided at the center of the top side of the upper cover 1, and a sound-transparent cover 4 is embedded in the opening, a cylindrical flange 5 is provided on the lower side of the upper cover 1, the flange 5 is hollow inside, a water collecting trough 6 and a plurality of water guide strips 7 are provided on the inner side of the flange 5, wherein the plurality of water guide strips 7 are distributed at intervals along the outer circumference of the water collecting trough 6 and are connected to the bottom side of the upper cover 1 inclined upward.
[0021] In this embodiment, the water collecting tank 6 is connected to at least two water outlet pipes 8 , and a water collecting chamber 9 is provided in the lower cover 2 .
[0022] In this embodiment, a U-shaped notch 10 is provided at a position of the water collecting chamber 9 corresponding to the water outlet pipe 8 , and the water outlet pipe 8 can extend into the U-shaped notch 10 and be connected with the water collecting chamber 9 when the upper cover 1 and the lower cover 2 are clamped together.
[0023] In this embodiment, the speaker assembly 3 includes a speaker body, a waterproof diaphragm fixed to the sound output side of the speaker body, and a sound cavity cover arranged on the side of the speaker body away from the waterproof diaphragm, wherein the sound cavity cover is fixed in the lower cover 2 and the waterproof diaphragm faces the upper cover 1.
[0024] In this embodiment, a plurality of the water guide bars 7 are provided with water guide grooves, and the water guide grooves gather the water entering the upper cover 1 to the water collecting chamber 9 in the lower cover 2 .
[0025] In this embodiment, the above-mentioned combined design of the upper cover 1, the lower cover 2 and the speaker assembly 3 does not need to adopt a fully sealed structural design, which not only ensures the safe use of the speaker under special working conditions, but also avoids the problems of low volume and poor sound diffusion caused by the fully sealed design.
[0026] When the speaker is used under special working conditions, rainwater splashes on the upper cover 1, and part of the rainwater enters the upper cover 1 through the sound-transparent cover 4. At this time, the water guide bar 7 guides the rainwater from the water guide groove to the water collecting groove 6 for collection. At the same time, the water collecting groove 6 discharges the water into the water collecting chamber 9 through the outlet pipe 8, and the water is discharged from the water collecting chamber 9 or temporarily stored in the water collecting chamber 9, thereby improving the heat dissipation of the speaker when it is working.
[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A waterproof loudspeaker, characterized in that: The invention comprises an upper cover (1), a lower cover (2) and a speaker assembly (3), wherein the lower cover (2) is in the shape of a hollow cylinder, the top of the lower cover (2) is open, the upper cover (1) is clamped above the opening of the lower cover (2), and the upper cover (1) and the lower cover (2) together form a cavity for installing the speaker assembly (3); an opening is provided at the center of the top side of the upper cover (1), and a sound-transmitting cover (4) is embedded in the opening; a cylindrical flange (5) is provided on the lower side of the upper cover (1), the flange (5) is hollow inside, and a water collecting groove (6) and a plurality of water guide strips (7) are provided on the inner side of the flange (5), wherein the plurality of water guide strips (7) are distributed at intervals along the outer circumference of the water collecting groove (6) and are connected to the bottom side of the upper cover (1) in an inclined manner upward.
2. A waterproof loudspeaker according to claim 1, characterized in that: The water collecting tank (6) is connected to at least two water outlet pipes (8), and a water collecting chamber (9) is provided in the lower cover (2).
3. The waterproof loudspeaker according to claim 2, characterized in that: The water collecting chamber (9) is provided with a U-shaped notch (10) at a position corresponding to the water outlet pipe (8); the water outlet pipe (8) can extend into the U-shaped notch (10) and be connected to the water collecting chamber (9) when the upper cover (1) and the lower cover (2) are clamped together.
4. The waterproof loudspeaker according to claim 1, characterized in that: The speaker assembly (3) comprises a speaker body, a waterproof diaphragm fixed to the sound output side of the speaker body, and a sound cavity cover arranged on the side of the speaker body away from the waterproof diaphragm, wherein the sound cavity cover is fixed in the lower cover (2) and the waterproof diaphragm faces the upper cover (1).
5. The waterproof loudspeaker according to claim 1, characterized in that: A plurality of the water guide strips (7) are provided with water guide grooves, and the water guide grooves collect water entering the upper cover (1) into the water collection chamber (9) in the lower cover (2).