Sound amplification structure of loudspeaker
By designing a speaker sound amplification structure including adjustment ring and amplification hole, the problem of insufficient sound of electric vehicle horns is solved, and the goal of effectively increasing the volume and warning effect in noisy environments is achieved.
Patent Information
- Application Number
- CN202421241048.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-05-31
AI Technical Summary
The sound of existing electric vehicle horns is limited, especially in noisy urban environments, which makes it too small, making pedestrians unable to hear warning sounds, increasing the risk of traffic accidents.
A speaker sound amplification structure is designed, including a bottom frame, an adjustment ring, an inner ring, annular groove and amplification hole. The sound output direction is reduced by adjusting the setting of the ferrule, and the volume is raised through the amplification hole to reduce the loss of sound quality propagation.
It effectively increases the volume of the electric vehicle horn, ensures that the warning sound can be clearly heard by pedestrians in noisy environments, and improves the safety of electric vehicle driving.
Smart Images
Figure CN222582591U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of electric vehicle accessories and relates to a speaker sound amplification structure. Background Art
[0002] Electric vehicles are an important means of transportation for people currently. In order to improve the driving safety of electric vehicles, electric vehicles need to be equipped with a horn structure. The buzzing sound generated by the horn is used to warn pedestrians, which greatly improves the driving safety of electric vehicles.
[0003] When the existing horns are installed on electric vehicles, the sound of the horns is limited. In the noisy environment of the city, if the horn sound is too small, pedestrians may not be able to hear the warning sound, which may easily cause traffic accidents. For this reason, we have improved the speaker of the vibration horn to improve the sound amplification effect of the electric vehicle horn speaker and solve the problem of the horn sound being too small. Summary of the invention
[0004] The purpose of the utility model is to provide a loudspeaker sound amplification structure to solve the problems raised in the above background technology.
[0005] The purpose of the utility model can be achieved through the following technical solutions: a loudspeaker sound amplification structure, including a bottom frame, a first adjusting ring is fixedly provided on the top of the bottom frame as an integral unit, a second adjusting ring is fixedly provided on the top of the first adjusting ring as an integral unit, an inner ring is provided inside the second adjusting ring, an annular groove is formed between the inner ring and the second adjusting ring, a plurality of sound amplification holes are equidistantly provided at the bottom of the annular groove, a base plate is snap-connected to the inside of the bottom frame, a vibration membrane is fixedly provided on the top of the base plate, and a magnetic block is fixedly provided at the center of the bottom end of the base plate.
[0006] In the above-mentioned speaker sound amplification structure, an end cover is fixedly provided inside the inner ferrule, and a plurality of connection blocks are fixedly provided at equal intervals on the outer wall of the end cover, and the plurality of connection blocks are fixedly connected to the inner wall of the inner ferrule.
[0007] In the above-mentioned loudspeaker sound amplification structure, the distance between the end cover and the vibration membrane is 10 mm, and the diameter of the vibration membrane is 31 mm.
[0008] In the above-mentioned loudspeaker sound amplification structure, the width of the annular groove is 4 mm.
[0009] In the above-mentioned loudspeaker sound amplification structure, a plurality of reinforcement blocks are fixedly provided at equal intervals on the outer wall of the inner ferrule, and the plurality of reinforcement blocks are fixedly connected to the inner wall of the second adjustment ferrule.
[0010] In the above-mentioned speaker sound amplification structure, an annular groove is provided at the connection between the bottom frame and the first adjustment ring, and an annular block is fixedly provided on the top of the base plate along the circumferential direction, and the annular block is engaged and connected with the annular groove.
[0011] In the above-mentioned speaker sound amplification structure, a wiring seat is fixedly provided on one side of the top of the substrate, two wiring blocks are fixedly provided inside the wiring seat, and the two wiring blocks are fixedly connected to the magnetic block.
[0012] Compared with the prior art, the advantages of the speaker sound amplification structure of the utility model are: through the setting of the first adjustment ring and the second adjustment ring, the sound output direction of the speaker can be narrowed, and through the cooperation of multiple sound amplification holes opened inside the annular groove, the volume can be increased and the loss of sound quality transmission can be reduced. On the electric vehicle horn, the sound amplification effect can be achieved and the warning effect is good. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 The utility model is a structural schematic diagram of a loudspeaker sound amplification structure.
[0014] Figure 2 The utility model is a front structural diagram of a loudspeaker sound generating and amplifying structure.
[0015] Figure 3 The utility model is a schematic diagram of the back structure of a loudspeaker sound amplification structure.
[0016] Figure 4 The utility model is a schematic diagram of a wiring socket structure of a loudspeaker sound amplification structure.
[0017] Figure 5 The utility model is a schematic diagram of the cross-sectional structure of a loudspeaker sound generating and amplifying structure.
[0018] In the figure, 1, bottom frame; 2, first adjustment ring; 3, second adjustment ring; 4, reinforcement block; 5, inner ring; 6, end cover; 7, connection block; 8, sound amplification hole; 9, annular groove; 10, base plate; 11, magnetic block; 12, wiring block; 13, wiring socket; 14, annular slot; 15, annular block; 16, vibration membrane. DETAILED DESCRIPTION
[0019] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
[0020] like Figure 1-5As shown, the utility model is a speaker sound amplification structure, including a bottom frame 1, a first adjusting ring 2 is fixedly provided on the top of the bottom frame 1 as an integral unit, a second adjusting ring 3 is fixedly provided on the top of the first adjusting ring 2 as an integral unit, an inner ring 5 is sleeved inside the second adjusting ring 3, an annular groove 9 is formed between the inner ring 5 and the second adjusting ring 3, a plurality of amplification holes 8 are equidistantly provided at the bottom of the annular groove 9, a base plate 10 is snap-connected inside the bottom frame 1, a vibration membrane 16 is fixedly provided on the top of the base plate 10, and a magnetic block 11 is fixedly provided at the center of the bottom end of the base plate 10.
[0021] Specifically, by setting the first adjusting ring 2 and the second adjusting ring 3, the sound output direction of the speaker can be narrowed, and by cooperating with the multiple sound amplification holes 8 opened inside the annular groove 9, the volume can be increased and the loss of sound quality transmission can be reduced. On the electric vehicle horn, the sound amplification effect can be achieved and the warning effect is good.
[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the utility model is a speaker sound amplification structure, the inner ring 5 is fixedly provided with an end cover 6, the outer wall of the end cover 6 is fixedly provided with a plurality of connection blocks 7 at equal intervals, and the plurality of connection blocks 7 are fixedly connected to the inner wall of the inner ring 5.
[0023] Specifically, by disposing the end cover 6, the end surface can be sealed.
[0024] The distance between the end cover 6 and the vibration membrane 16 is 10 mm, and the diameter of the vibration membrane 16 is 31 mm.
[0025] The width of the annular groove 9 is 4 mm.
[0026] A plurality of reinforcement blocks 4 are fixedly provided at equal intervals on the outer wall of the inner ferrule 5 , and the plurality of reinforcement blocks 4 are fixedly connected to the inner wall of the second adjustment ferrule 3 .
[0027] Specifically, by providing the reinforcement block 4 , the structural strength between the inner ferrule 5 and the second adjustment ferrule 3 can be increased.
[0028] An annular groove 14 is provided at the connection between the bottom frame 1 and the first adjustment ring 2 , and an annular block 15 is fixedly provided at the top of the base plate 10 along the circumferential direction, and the annular block 15 is engaged and connected with the annular groove 14 .
[0029] Specifically, the annular clamping block 15 cooperates with the annular clamping groove 14 to facilitate the connection and fixation between the substrate 10 and the bottom frame 1 .
[0030] A wiring base 13 is fixedly provided on one side of the top of the substrate 10 . Two wiring blocks 12 are fixedly provided inside the wiring base 13 . The two wiring blocks 12 are fixedly connected to the magnetic block 11 .
[0031] Specifically, by setting the wiring block 12, the speaker can be conveniently connected to the on-board power supply of the electric vehicle through the on-board switch of the electric vehicle.
[0032] Specifically, when producing the speaker, the shell of the sound amplification structure is first produced by injection molding. The shell of the sound amplification structure is produced by injection molding, which has high processing efficiency. Then, the substrate 10 equipped with the vibration membrane 16 is engaged with the annular groove 14 provided on the inner wall of the shell of the sound amplification structure through the annular clamping block 15 to complete the assembly of the sound amplification structure.
[0033] When the sound amplification structure is applied to an electric vehicle horn, firstly, through the cooperation of the first adjustment ring 2 and the second adjustment ring 3, the sound quality can be aggregated to the middle to reduce the sound quality transmission loss. Through the opening of multiple sound amplification holes 8, sound can be emitted in all directions, effectively raising the volume of the electric vehicle horn.
[0034] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.
Claims
1. A loudspeaker sound amplification structure, comprising a bottom frame (1), characterized in that: A first adjusting ring (2) is fixedly provided on the top of the bottom frame (1) and is integrally connected thereto; a second adjusting ring (3) is fixedly provided on the top of the first adjusting ring (2) and is integrally connected thereto; an inner ring (5) is sleeved inside the second adjusting ring (3); an annular groove (9) is formed between the inner ring (5) and the second adjusting ring (3); a plurality of sound amplification holes (8) are equidistantly provided at the bottom of the annular groove (9); a base plate (10) is snap-fittedly connected to the inside of the bottom frame (1); a vibration membrane (16) is fixedly provided on the top of the base plate (10); and a magnetic block (11) is fixedly provided at the center of the bottom end of the base plate (10).
2. A speaker sound amplification structure according to claim 1, characterized in that: An end cover (6) is fixedly provided inside the inner ferrule (5), and a plurality of connection blocks (7) are fixedly provided at equal intervals on the outer wall of the end cover (6), and the plurality of connection blocks (7) are fixedly connected to the inner wall of the inner ferrule (5).
3. A speaker sound amplification structure according to claim 2, characterized in that: The distance between the end cover (6) and the vibration membrane (16) is 10 mm, and the diameter of the vibration membrane (16) is 31 mm.
4. The speaker sound amplification structure according to claim 1, characterized in that: The width of the annular groove (9) is 4 mm.
5. The speaker sound amplification structure according to claim 1, characterized in that: A plurality of reinforcement blocks (4) are fixedly arranged at equal intervals on the outer wall of the inner ferrule (5); the plurality of reinforcement blocks (4) are fixedly connected to the inner wall of the second adjustment ferrule (3).
6. The speaker sound amplification structure according to claim 1, characterized in that: An annular clamping groove (14) is provided at the connection between the bottom frame (1) and the first adjustment ring (2); an annular clamping block (15) is fixedly provided along the circumferential direction at the top end of the base plate (10); and the annular clamping block (15) is engaged and connected with the annular clamping groove (14).
7. The speaker sound amplification structure according to claim 1, characterized in that: A wiring seat (13) is fixedly provided on one side of the top end of the substrate (10), two wiring blocks (12) are fixedly provided inside the wiring seat (13), and the two wiring blocks (12) are fixedly connected to the magnetic block (11).