Digital sound equipment with high-tone-quality horn structure
By setting a sound guide cylinder on the second sealing cavity of the digital audio and placing the speaker and electronic control components independently, the problem of resonance between the speaker and the electronic control components is solved, the sound quality and playback effect of the audio are improved, and high fidelity and cost are achieved Improved efficiency.
Patent Information
- Application Number
- CN202323602252.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-27
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2033-12-27
AI Technical Summary
The existing speakers and electronic control components are in the same sealed chamber, resulting in resonance phenomena that reduce the audio playback effect.
Design a digital audio with a high-quality speaker structure, by providing a sound guide cylinder extending in the direction of the speaker and communicating with the outside on the second sealing cavity, so that the speaker and the electronic control element are respectively arranged in an independent sealing cavity to reduce resonance. , improve the audio playback effect.
It effectively reduces the resonance between the speaker and the electronic control component, improves the sound quality of the audio, ensures the high fidelity of the sound quality, and reduces the cost, which is suitable for promotion and implementation.
Smart Images
Figure CN222301934U_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the technical field of digital audio manufacturing, and in particular relates to a digital audio system with a high-quality speaker structure. Background Art
[0002] In the prior art, audio specifically refers to an audio system that is a combination of electrical equipment that produces sound. In audio technology, sound quality includes three aspects: volume, pitch and timbre. The quality of musical sound depends on many factors, such as the quality of the sound source, the quality of the audio, the characteristics of the sound field, etc. Among them, the quality of the audio mainly depends on the quality of the speaker. In addition, since the sound played by the speaker is in the air and due to the structure of the audio itself, it will inevitably have an adverse effect on it, especially resonance, which has a greater impact on the sound quality. Existing audio speakers are often placed in the same chamber with other electronically controlled components. In actual use, the sound played by the speaker will resonate with the electronically controlled components, thereby reducing the playback effect of the audio. Improvements are urgently needed. Utility Model Content
[0003] In order to solve the technical problem in the prior art that existing audio speakers are often placed in the same sealed chamber with other electronically controlled components, and during actual use, the sound played by the speaker will resonate with the electronically controlled components, thereby reducing the playback effect of the audio, the present application proposes a digital audio with a high-quality speaker structure.
[0004] The present application adopts the following scheme, a digital audio system with a high-quality speaker structure, including an audio system body, a first sealed cavity provided on the audio system body, a second sealed cavity provided on the audio system body, an electronic control component provided on the first sealed cavity, and a speaker provided on the second sealed cavity, wherein a sound guide tube is provided in the second sealed cavity and extends toward the direction approaching the speaker and is connected to the outside of the second sealed cavity.
[0005] Preferably, the audio body includes a box body, a front cover plate arranged on the box body, a rear cover plate arranged on the box body and opposite to the front cover plate, the first sealed cavity and the second sealed cavity are arranged on the box body, a sound outlet hole is provided on the rear cover plate, and a first mounting groove is provided on the rear cover plate at a position corresponding to the sound outlet hole, and the sound guide tube can be matched to extend into the first mounting groove and be connected with the sound outlet hole.
[0006] Preferably, a mounting hole is provided on the second sealed cavity, and a convex edge is matched with the speaker at a position corresponding to the mounting hole. When the speaker is inserted into the mounting hole and extends into the second sealed cavity, the convex edge abuts against the outer wall of the box body.
[0007] Preferably, the front cover is provided with a limiting component at a position corresponding to the speaker, for limiting the speaker from moving in a direction away from the second sealed cavity.
[0008] Preferably, the limiting assembly includes a protrusion provided on the front cover plate and extending toward the direction approaching the horn, and a limiting cover provided on the front cover plate at a position corresponding to the protrusion, wherein the protrusion abuts against the outer periphery of the horn to limit the movement of the horn away from the second sealed cavity.
[0009] Preferably, a plug hole is provided on the front cover at a position corresponding to the protrusion, and a plug plate is matched with the limit cover at a position corresponding to the plug hole, and the plug plate can be matched and extended into the plug hole so that the limit cover can be detachably connected to the front cover.
[0010] Preferably, a second mounting groove is provided on the front cover plate at the outer edge of the limiting cover, and a decorative ring is matched in the second mounting groove.
[0011] Preferably, the electronic control component includes a first PCBA board arranged between the box body and the front cover plate, a second PCBA board arranged between the box body and the rear cover plate and electrically connected to the first PCBA, a button group electrically connected to the first PCBA board, and a display chip electrically connected to the first PCBA board.
[0012] Preferably, an antenna electrically connected to the second PCBA board is provided on the rear cover plate.
[0013] Compared with the prior art, this application has the following beneficial effects:
[0014] The present application provides a digital audio system with a high-quality speaker structure, comprising an audio system body, a first sealed cavity arranged on the audio system body, a second sealed cavity arranged on the audio system body, an electronic control component arranged on the first sealed cavity, and a speaker arranged on the second sealed cavity. By arranging a sound guide tube on the second sealed cavity that extends toward the speaker and is connected to the outside of the second sealed cavity, the audio speaker and other electronic control components are arranged in independent sealed cavities respectively, thereby reducing the resonance between the sound played by the speaker and the electronic control components, and then cooperating with the sound guide tube to improve the playback effect of the audio system, ensure the playback sound quality of the audio system, and have the advantages of good sound quality, high fidelity, low improvement cost, and easy promotion and implementation. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for describing the embodiments are briefly introduced below.
[0016] Figure 1 This is a schematic diagram of the structure of a digital audio system with a high-quality speaker structure according to the present application;
[0017] Figure 2 This is a front view of a digital audio system with a high-quality speaker structure according to the present application;
[0018] Figure 3 It is a top view of a digital audio system with a high-quality speaker structure according to the present application;
[0019] Figure 4 This application Figure 3 Sectional view at AA in the middle;
[0020] Figure 5 This application Figure 3 Sectional view at the middle BB;
[0021] Figure 6 It is a schematic diagram of the exploded structure of a digital audio system with a high-quality speaker structure of the present application;
[0022] Figure 7 This is a schematic diagram of the decomposed structure of a digital audio system with a high-quality speaker structure from another perspective of the present application. DETAILED DESCRIPTION
[0023] Combined with Figure 1-7 As shown, the technical solution is further described, a digital audio system with a high-quality speaker structure includes an audio body 1, a first sealed cavity 2 provided on the audio body 1, a second sealed cavity 3 provided on the audio body 1, an electronic control component 4 provided on the first sealed cavity 2, and a speaker 5 provided on the second sealed cavity 3, wherein a sound guide tube 9 is provided in the second sealed cavity 3 and extends toward the direction close to the speaker 5 and is connected to the outside of the second sealed cavity 3.
[0024] The present application provides a digital audio system with a high-quality speaker structure, comprising an audio system body, a first sealed cavity arranged on the audio system body, a second sealed cavity arranged on the audio system body, an electronic control component arranged on the first sealed cavity, and a speaker arranged on the second sealed cavity. By arranging a sound guide tube on the second sealed cavity that extends toward the speaker and is connected to the outside of the second sealed cavity, the audio speaker and other electronic control components are arranged in independent sealed cavities respectively, thereby reducing the resonance between the sound played by the speaker and the electronic control components, and then cooperating with the sound guide tube to improve the playback effect of the audio system, ensure the playback sound quality of the audio system, and have the advantages of good sound quality, high fidelity, low improvement cost, and easy promotion and implementation.
[0025] Preferably, the audio body 1 includes a box body 10, a front cover plate 11 arranged on the box body 10, a rear cover plate 12 arranged on the box body 10 and opposite to the front cover plate 11, the first sealed cavity 2 and the second sealed cavity 3 are arranged on the box body 10, a sound outlet hole 13 is provided on the rear cover plate 12, and a first mounting groove 14 is provided on the rear cover plate 12 at a position corresponding to the sound outlet hole 13, and the sound guide tube 9 can be matched to extend into the first mounting groove 14 and communicate with the sound outlet hole 13.
[0026] In the actual implementation process, by arranging a sound guide tube on the second sealed cavity that extends toward the direction of the speaker and is connected to the outside of the second sealed cavity, the speaker and other electronic control components are often arranged in independent sealed cavities, thereby reducing the resonance between the sound played by the speaker and the electronic control components, and then cooperating with the sound guide tube to improve the sound playing effect, ensure the sound quality of the sound, and have the advantages of good sound quality, high fidelity, low improvement cost, and easy promotion and implementation;
[0027] Furthermore, the box body is made of wood, using high-density compressed board, and the back cover is made of injection molding. During the actual implementation process, the back cover itself has an elastic deformation range, which is convenient for installation.
[0028] Preferably, a mounting hole 30 is provided on the second sealed cavity 3, and a protrusion 50 is matched with the speaker 5 at a position corresponding to the mounting hole 30. When the speaker 5 is passed through the mounting hole 30 and extends into the second sealed cavity 3, the protrusion 50 abuts against the outer wall of the box body 10.
[0029] During the actual implementation process, when the speaker is matched and inserted into the mounting hole, the convex edge can seal the speaker and the mounting hole. By arranging a sound guide tube on the second sealed cavity that extends toward the speaker and is connected to the outside of the second sealed cavity, the audio speaker and other electronically controlled components are often arranged in independent sealed cavities, thereby reducing the resonance between the sound played by the speaker and the electronically controlled components, and then cooperating with the sound guide tube to improve the playback effect of the audio, ensure the playback quality of the audio, and have the advantages of good sound quality, high fidelity, low improvement cost, and easy promotion and implementation.
[0030] Preferably, the front cover plate 11 is provided with a limiting component 6 at a position corresponding to the speaker 5 for limiting the speaker 5 from moving in a direction away from the second sealed cavity 3 .
[0031] Preferably, the limiting assembly 6 includes a protrusion 60 provided on the front cover plate 11 and extending toward the direction approaching the speaker 5, and a limiting cover 61 provided on the front cover plate 11 at a position corresponding to the protrusion 60, and the protrusion 60 abuts against the outer periphery of the speaker 5 to limit the movement of the speaker 5 in the direction away from the second sealing cavity 3.
[0032] Preferably, a socket 62 is provided on the front cover 11 at a position corresponding to the protrusion 60, and a plug plate 63 is matched with the limit cover 61 at a position corresponding to the socket 62, and the plug plate 63 can be matched and extended into the socket 62 so that the limit cover 61 can be detachably connected to the front cover 11.
[0033] During actual implementation, when the speaker is vibrated, the limiting assembly can effectively prevent the speaker from moving away from the second sealed cavity, thereby ensuring the sealing between the speaker and the second sealed cavity and ensuring the stability of the sound quality of the speaker.
[0034] Preferably, a second mounting groove 110 is provided on the front cover plate 11 at the outer edge of the limiting cover 61 , and a decorative ring 7 is matchedly provided in the second mounting groove 110 .
[0035] Preferably, the electronic control component 4 includes a first PCBA board arranged between the box body 10 and the front cover plate 11, a second PCBA board arranged between the box body 10 and the rear cover plate 12 and electrically connected to the first PCBA board, a button group 40 electrically connected to the first PCBA board, and a display chip 41 electrically connected to the first PCBA board.
[0036] Preferably, an antenna 8 electrically connected to the second PCBA board is provided on the rear cover plate 12 .
[0037] During the actual implementation process, a DAB decoding chip is also provided on the first PCBA board, and the display chip is an LCD display chip. When displaying, it is a black background with white light. The text is displayed clearly and not dazzling. It has an automatic brightness adjustment function, and is also equipped with a Bluetooth chip for easy connection with other electronic devices.
[0038] The present application provides a digital audio system with a high-quality speaker structure, comprising an audio system body, a first sealed cavity arranged on the audio system body, a second sealed cavity arranged on the audio system body, an electronic control component arranged on the first sealed cavity, and a speaker arranged on the second sealed cavity. By arranging a sound guide tube on the second sealed cavity that extends toward the speaker and is connected to the outside of the second sealed cavity, the audio speaker and other electronic control components are arranged in independent sealed cavities respectively, thereby reducing the resonance between the sound played by the speaker and the electronic control components, and then cooperating with the sound guide tube to improve the playback effect of the audio system, ensure the playback sound quality of the audio system, and have the advantages of good sound quality, high fidelity, low improvement cost, and easy promotion and implementation.
[0039] The above are only embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A digital audio system with a high-quality speaker structure, characterized in that: The invention comprises an audio body (1), a first sealed cavity (2) arranged on the audio body (1), a second sealed cavity (3) arranged on the audio body (1), an electric control component (4) arranged on the first sealed cavity (2), and a speaker (5) arranged on the second sealed cavity (3); a sound guide tube (9) is arranged in the second sealed cavity (3) and extends in a direction close to the speaker (5) and is connected to the outside of the second sealed cavity (3).
2. A digital audio system with a high-quality speaker structure according to claim 1, characterized in that: The audio body (1) comprises a box body (10), a front cover plate (11) arranged on the box body (10), a rear cover plate (12) arranged on the box body (10) and arranged opposite to the front cover plate (11), the first sealed cavity (2) and the second sealed cavity (3) are arranged on the box body (10), a sound outlet hole (13) is arranged on the rear cover plate (12), and a first mounting groove (14) is arranged on the rear cover plate (12) at a position corresponding to the sound outlet hole (13), and the sound guide tube (9) can be matched to extend into the first mounting groove (14) and communicate with the sound outlet hole (13).
3. A digital audio system with a high-quality speaker structure according to claim 2, characterized in that: The second sealed cavity (3) is provided with a mounting hole (30), and the speaker (5) is matched with a protruding edge (50) at a position corresponding to the mounting hole (30). When the speaker (5) is inserted into the mounting hole (30) and extends into the second sealed cavity (3), the protruding edge (50) abuts against the outer wall of the box body (10).
4. The digital audio system with a high-quality speaker structure according to claim 2, characterized in that: The front cover plate (11) is provided with a limiting component (6) at a position corresponding to the speaker (5) for limiting the movement of the speaker (5) in a direction away from the second sealed cavity (3).
5. A digital audio system with a high-quality speaker structure according to claim 4, characterized in that: The limiting assembly (6) comprises a protrusion (60) provided on the front cover plate (11) and extending in a direction close to the speaker (5), and a limiting cover (61) provided on the front cover plate (11) at a position corresponding to the protrusion (60), wherein the protrusion (60) abuts against the outer periphery of the speaker (5) to limit the movement of the speaker (5) in a direction away from the second sealed cavity (3).
6. A digital audio system with a high-quality speaker structure according to claim 5, characterized in that: The front cover plate (11) is provided with an insertion hole (62) at a position corresponding to the protrusion (60), and the limiting cover (61) is provided with an inserting plate (63) at a position corresponding to the insertion hole (62), and the inserting plate (63) can be matched and extended into the insertion hole (62) so that the limiting cover (61) can be detachably connected to the front cover plate (11).
7. A digital audio system with a high-quality speaker structure according to claim 6, characterized in that: A second mounting groove (110) is provided on the front cover plate (11) at the outer edge of the limiting cover (61), and a decorative ring (7) is matchedly provided in the second mounting groove (110).
8. The digital audio system with a high-quality speaker structure according to claim 2, characterized in that: The electric control component (4) comprises a first PCBA board arranged between the box body (10) and the front cover plate (11), a second PCBA board arranged between the box body (10) and the rear cover plate (12) and electrically connected to the first PCBA board, a key group (40) electrically connected to the first PCBA board, and a display chip (41) electrically connected to the first PCBA board.
9. The digital audio system with a high-quality speaker structure according to claim 8, characterized in that: The rear cover plate (12) is provided with an antenna (8) electrically connected to the second PCBA board.