Shockproof flat horn

Abstract

The utility model discloses a shockproof flat horn, which comprises a sound frame and a sound film arranged at the top of the sound frame, a sound basin is arranged in the sound frame, and the sound basin is provided with a magnetic assembly and a vibration assembly for driving the sound film to produce sound; the magnetic assembly comprises a magnetic bowl, and one side, close to the sound frame, of the magnetic bowl is fixedly provided with a shockproof unit. The shockproof unit is fixedly arranged on one side, close to the sound frame, of the magnetic bowl, so that the shockproof unit can be used for playing a good shockproof role during sound production, under the influence of vibration of a sound diaphragm and under the condition of micro-vibration of sound production of the magnetic bowl, the stability of a magnetic field in a sound basin of the loudspeaker is ensured, and the loudspeaker obtains a good sound production effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to a loudspeaker technical field especially relates to a shockproof flat loudspeaker. BACKGROUND

[0002] The magnetic bowl is a component of a loudspeaker magnetic circuit unit, and since the loudspeaker is mostly a thin plate-shaped product in the use of electronic products such as a tablet computer, a mobile phone and the like or a vehicle-mounted sound equipment and the like, the loudspeaker is restricted by space and volume, and when the loudspeaker sounds, the magnetic bowl is easily vibrated, which affects the stability of the magnetic field of the loudspeaker, thereby affecting the sound effect of the loudspeaker (i.e. a loudspeaker). SUMMARY

[0003] In order to overcome the defects of the prior art, the utility model wants to solve the technical problem of providing a shockproof flat loudspeaker, which further improves the shockproof performance of the loudspeaker magnetic bowl and the sound quality of the loudspeaker sound by providing a shock absorption structure for the magnetic bowl.

[0004] To achieve this purpose, the utility model adopts the following technical scheme:

[0005] The utility model provides a kind of shockproof flat loudspeaker, including sound frame and the sound film of being set to the top of sound frame, sound frame is provided with sound cone, the sound cone is provided with magnetic component and drive the vibration component of the sound film sound;The magnetic component includes magnetic bowl, and the side of the magnetic bowl close to the sound frame is fixed with shock absorption unit;The shock absorption unit is shock absorption strip, the shock absorption strip adopts silica gel material, the shock absorption unit can also be provided as several shock absorption parts, several shock absorption parts are evenly arranged along the magnetic bowl, and the shock absorption part adopts silica gel material.

[0006] Several inner magnets matched with the center of the voice coil and the edge magnet arranged around the voice coil are further arranged on the magnetic bowl, the inner magnet and the edge magnet are permanent magnets, the inner magnet and the edge magnet form an inner magnetic structure to provide a stable magnetic field for the voice coil;The vibration component includes several voice coils, and the voice coils are arranged in a matrix in the sound cone, and the voice coil and the sound film are bonded together;Several voice coils are connected to each other by a circuit, and the voice coil is connected to an external circuit by FPC to ensure lossless transmission of audio signals.

[0007] The utility model has the advantages that:

[0008] In order to improve the shock absorption function, the shock absorption unit is fixed on the side of the magnetic bowl close to the sound frame, so that when the sound film vibrates, the magnetic bowl can be slightly vibrated, and the shock absorption unit can play a good shock absorption function, thereby ensuring the stability of the magnetic field in the loudspeaker sound cone, so that the loudspeaker can achieve good sound effect. Attached Figure Description

[0009] Figure 1 This is a schematic diagram of the overall structure of a shockproof flat-panel speaker provided in Embodiment 1;

[0010] Figure 2 This is a schematic diagram of the internal structure of a shockproof flat-panel speaker provided in Embodiment 1;

[0011] Figure 3 This is a schematic diagram of the magnetic bowl provided in Example 1;

[0012] Figure 4 This is a schematic diagram of the magnetic bowl provided in Example 2;

[0013] In the picture:

[0014] 1. Sound frame; 2. Sound membrane;

[0015] 11. Cone; 12. Magnetic assembly; 13. Vibrating assembly;

[0016] 121. Magnetic bowl; 1212. Anti-vibration unit; 1213. Anti-vibration strip; 1214. Anti-vibration section; 122. Inner magnet; 123. Edge magnet;

[0017] 131. Voice coil. Detailed Implementation

[0018] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0019] The utility model provides a kind of shockproof flat panel loudspeaker, including sound frame 1 and the sound film 2 of being set to the top of sound frame 1, sound frame 1 is provided with sound cone 11, sound cone 11 is provided with magnetic assembly 12 and the vibration assembly 13 of driving sound film 2 to sound;Magnetic assembly 12 includes magnetic bowl 121, magnetic bowl 121 is fixed with shockproof unit 1211 close to one side of sound frame 1, to improve the function of preventing vibration, shockproof unit 1211 is shockproof strip 1212, shockproof strip 1212 adopts silica gel material, so when sounding, due to the influence of sound film 2 vibration, the case of slight vibration of magnetic bowl 121 sounding, shockproof strip 1212 can be used to play good shockproof function, to ensure the stability of the magnetic field in loudspeaker sound cone 11, so that loudspeaker obtains good sounding effect;Further, magnetic bowl 121 is also provided with a plurality of inner magnets 122 and edge magnets 123 that are matched with the center of voice coil 131 and are arranged around voice coil 131, the inner magnets 122 and edge magnets 123 are permanent magnets, the inner magnets 122 and edge magnets 123 form an inner magnetic structure to provide a stable magnetic field for the voice coil 131;Vibration assembly 13 includes a plurality of voice coils 131, the plurality of voice coils 131 are arranged in a matrix in the sound cone 11, the voice coil 131 and the sound film 2 are bonded together;The plurality of voice coils 131 are connected to each other through a circuit, and the voice coil 131 is connected to an external circuit through an FPC to ensure lossless transmission of audio signals;So when sounding, the inner magnets 122 and edge magnets 123 form an inner magnetic structure in the sound cone 11 to provide a stable magnetic field for the voice coil 131, when the audio signal current passes through the voice coil 131 through the FPC, the voice coil 131 drives the sound film 2 to vibrate, and finally the human ear perceives it as sound, and the design of multiple voice coils 131 can increase the relative length of the voice coil 131 in the magnetic field, so that the voice coil 131 receives greater electromagnetic force in the magnetic field, and the sound film 2 has greater amplitude, so that the flat panel loudspeaker can emit greater sound in a smaller space and shape limitation.

[0020] Embodiment 2: The difference from embodiment 1 is that the shockproof unit 1211 is a plurality of shockproof parts 1213, the plurality of shockproof parts 1213 are evenly arranged along the magnetic bowl 121, and the shockproof part 1213 is made of silica gel material. Figure 4 By setting a plurality of point-shaped shockproof points on the side of the magnetic bowl 121 close to the sound frame 1, the vibration of the magnetic bowl 121 can be prevented more efficiently.

[0021] The utility model is described through preferred embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model.The utility model is not limited by the specific embodiments disclosed herein, and other embodiments falling within the scope of the claims of the present application are within the scope of protection of the utility model.

Claims

1. A shockproof panel speaker, characterized by: The application relates to a shockproof flat panel loudspeaker, which comprises a sound frame (1) and a sound film (2) arranged on the top of the sound frame (1), wherein a sound basin (11) is arranged in the sound frame (1), the sound basin (11) is provided with a magnetic assembly (12) and a vibration assembly (13) for driving the sound film (2) to produce sound, and the magnetic assembly (12) comprises a magnetic bowl (121) which is fixed with a shockproof unit (1211) near one side of the sound frame (1).

2. The shockproof flat panel loudspeaker according to claim 1, characterized in that: the shockproof unit (1211) is a shockproof strip (1212) made of silica gel.

3. The shockproof flat panel loudspeaker according to claim 1, characterized in that: the shockproof unit (1211) is a plurality of shockproof parts (1213) which are evenly arranged along the magnetic bowl (121), and the shockproof parts (1213) are made of silica gel.

4. The shockproof flat panel loudspeaker according to claim 1, characterized in that: the vibration assembly (13) comprises a plurality of voice coils (131) which are arranged in a matrix in the sound basin (11), and the voice coils (131) and the sound film (2) are bonded together.

5. The shockproof flat panel loudspeaker according to claim 4, characterized in that: the magnetic bowl (121) is further provided with a plurality of inner magnets (122) matched with the centers of the voice coils (131) and edge magnets (123) arranged around the voice coils (131), the inner magnets (122) and the edge magnets (123) are permanent magnets, and the inner magnets (122) and the edge magnets (123) form an inner magnetic structure to provide a stable magnetic field for the voice coils (131).

6. The shockproof flat panel loudspeaker according to claim 5, characterized in that: the plurality of voice coils (131) are connected with each other through a circuit, and the voice coils (131) are connected with an external circuit through FPC to ensure the lossless transmission of audio signals.

Images