CN217486601U

CN217486601U - Sound box

Info

Publication number: CN217486601U
Application number: CN202220549832.9U
Authority: CN
Inventors: 刘军
Original assignee: Huizhou Lanqu Technology Co ltd
Current assignee: Huizhou Lanqu Technology Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-09-23
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a sound box, including the basin frame, the inside of basin frame is provided with the vibrating diaphragm, be provided with magnetic circuit assembly in the concave part space of vibrating diaphragm, be located magnetic circuit assembly's magnetic gap and be provided with the voice coil loudspeaker voice coil, the inside lower extreme of basin frame is provided with the centering support piece, the inside upper end of basin frame is pasted and is had a book ring, roll over the lower extreme of ring with the upper end fixed connection of vibrating diaphragm. The utility model discloses a pair of sound box comprises basin frame, vibrating diaphragm, magnetic circuit component, voice coil loudspeaker voice coil, centering support piece and book ring, through setting up magnetic circuit component in the concave part space of vibrating diaphragm, under the circumstances of guaranteeing effective power output, has reduced the whole height of audio amplifier by a wide margin for the more small and exquisite and slim and graceful of size of audio amplifier.

Description

Sound box

Technical Field

The utility model relates to an audio amplifier technical field specifically is an audio amplifier.

Background

In recent years, along with the development of electronic technology industry and material science, various electronic products are developed in the past in the direction of lightness and thinness, but the audio amplifier applied to electronic products such as televisions, car audio and the like, because the magnetic circuit component is arranged outside the vibrating diaphragm, the volume of the audio amplifier is large, the thickness of the audio amplifier is thick, thereby the development of the electronic products in the direction of lightness and thinness is influenced, the existing audio amplifier is unreasonable in design structure, the assembly difficulty is large, meanwhile, a heat dissipation part is not arranged inside the audio amplifier, when the audio amplifier works, the heat generated inside cannot be rapidly dissipated in time, and the service life of the audio amplifier is shortened.

To this end, a loudspeaker box is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sound box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a loudspeaker box, includes the basin frame, the inside of basin frame is provided with the vibrating diaphragm, be provided with magnetic circuit assembly in the concave part space of vibrating diaphragm, be located magnetic circuit assembly's magnetic gap and be provided with the voice coil loudspeaker voice coil, the inside lower extreme of basin frame is provided with the centering piece, the inside upper end of basin frame is pasted and is had a ring, roll over the lower extreme of ring with the upper end fixed connection of vibrating diaphragm.

Through adopting a sound box of above-mentioned technical scheme design, by basin frame, vibrating diaphragm, magnetic circuit component, voice coil loudspeaker voice coil, centering support piece and roll over the ring and constitute, through setting up magnetic circuit component in the concave part space of vibrating diaphragm, under the circumstances of guaranteeing effective power output, reduced the whole height of sound box by a wide margin for the more small and exquisite and slim and graceful of size of sound box.

Preferably, the magnetic circuit assembly includes a magnetic yoke, a permanent magnet and a magnetic conductive block, the permanent magnet is disposed between the magnetic yoke and the magnetic conductive block, and the voice coil is disposed in a gap between the magnetic yoke and the permanent magnet.

Preferably, the bottom of the magnetic conduction block is provided with a bracket type radiator.

Through the technical scheme, the bracket type radiator can effectively and quickly dissipate heat generated by the loudspeaker box during operation, and normal operation of the loudspeaker box is guaranteed.

Preferably, a first round hole is formed in the top of the magnet yoke, a second round hole is formed in the top of the permanent magnet, a third round hole is formed in the top of the magnetic conduction block, a fourth round hole is formed in the top of the support type radiator, an embedded nut is fixedly embedded in the bottom of the basin frame, and the lower end of a bolt penetrates through the first round hole, the second round hole, the third round hole and the fourth round hole in sequence and then is in threaded connection with the embedded nut.

Through above-mentioned technical scheme, the equipment of the magnetic circuit subassembly of being convenient for on the one hand, posture radiator and basin frame reduces the equipment degree of difficulty, improves the packaging efficiency, and posture radiator still has the function of supporting the magnetic circuit subassembly, design benefit possessing radiating function moreover.

Preferably, a cover plate for covering the bolt is adhered to the top of the magnetic yoke.

Through above-mentioned technical scheme, not only can improve the holistic pleasing to the eye degree of audio amplifier but also avoid the top and the outside air contact of bolt through the apron that sets up, prevent it by oxidation, the maintenance in the later stage of being convenient for.

Preferably, the basin stand is integrally formed.

Through the technical scheme, the overall quality of the sound box is further reduced, and the basin stand is more attractive due to the integral forming.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a loudspeaker box, by the basin frame, the vibrating diaphragm, magnetic circuit assembly, the voice coil loudspeaker voice coil, centering support piece and book ring are constituteed, through setting up magnetic circuit assembly in the concave part space of vibrating diaphragm, under the circumstances of guaranteeing effective power output, the whole height of audio amplifier has been reduced by a wide margin, make the more small and exquisite and slim and graceful of size of audio amplifier, the posture radiator that sets up through the bottom at magnetic conduction piece, make this audio amplifier possess radiating function lower support frame radiator still have the function of supporting magnetic circuit assembly, and the design benefit, through the embedded nut of bolt cooperation that sets up, magnetic circuit assembly has effectively been reduced, the equipment degree of difficulty of posture radiator and basin frame, and the efficiency of assembly is improved.

Drawings

Fig. 1 is a schematic structural view of a sound box according to an embodiment of the present invention;

fig. 2 is a schematic sectional view of a sound box according to an embodiment of the present invention;

fig. 3 is a schematic view of a local explosion structure of the sound box according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a rack-type heat sink according to an embodiment of the present invention.

In the figure: 1. a yoke; 2. a permanent magnet block; 3. a magnetic conduction block; 4. a basin stand; 5. a rack-type radiator; 6. a centering support; 7. vibrating diaphragm; 8. folding the ring; 9. embedding a nut; 10. a voice coil; 11. a bolt; 12. a cover plate; 13. a first circular hole; 14. a second circular hole; 15. a third circular hole; 16. a fourth circular hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention provides a technical solution:

the utility model provides a loudspeaker box, includes basin frame 4, and the inside of basin frame 4 is provided with vibrating diaphragm 7, is provided with magnetic circuit assembly in the concave part space of vibrating diaphragm 7, is provided with voice coil loudspeaker voice coil 10 in being located magnetic circuit assembly's magnetic gap, and the inside lower extreme of basin frame 4 is provided with centering support piece 6, and the inside upper end of basin frame 4 is pasted and is had a ring 8, and the lower extreme of a ring 8 and the upper end fixed connection of vibrating diaphragm 7.

The magnetic circuit assembly comprises a magnetic yoke 1, a permanent magnet 2 and a magnetic conduction block 3, the permanent magnet 2 is arranged between the magnetic yoke 1 and the magnetic conduction block 3, and the voice coil 10 is arranged in a gap between the magnetic yoke 1 and the permanent magnet 2.

In order to guarantee the normal work of audio amplifier, the bottom of magnetic conduction piece 3 is provided with posture radiator 5, can effectually fall the quick giveaway of the heat that the audio amplifier during operation produced through the posture radiator 5 that sets up.

In order to reduce magnetic circuit assembly, the equipment degree of difficulty of support radiator 5 and basin frame 4, improve the packaging efficiency, first round hole 13 has been seted up at the top of yoke 1, second round hole 14 has been seted up at the top of permanent magnetism piece 2, third round hole 15 has been seted up at the top of magnetic conduction piece 3, fourth round hole 16 has been seted up at the top of support radiator 5, the fixed embedded nut 9 that is equipped with in bottom of basin frame 4, first round hole 13 is run through in proper order to the lower extreme of bolt 11, second round hole 14, behind third round hole 15 and the fourth round hole 16 with embedded nut 9 threaded connection, and support radiator 5 still has the function of supporting magnetic circuit assembly under possessing the radiating function, and the design is ingenious.

In order to avoid the top of the bolt 11 to contact with the outside air, prevent the bolt from being oxidized and facilitate later maintenance, the cover plate 12 for covering the bolt 11 is pasted on the top of the magnetic yoke 1, and the whole attractiveness of the sound box can be improved through the arranged cover plate 12.

The basin frame 4 sets up for integrated into one piece, and the basin frame 4 that integrated into one piece set up has not only further reduced the holistic quality of audio amplifier, and integrated into one piece sets up moreover and makes basin frame 4 more pleasing to the eye.

Wherein, the bracket type radiator 5 can be made of aluminum material with good heat-conducting property.

The working principle is as follows: by basin frame 4, vibrating diaphragm 7, magnetic circuit assembly, voice coil loudspeaker voice coil 10, the reason that centring disk 6 and book ring 8 and support formula radiator 5 are constituteed, through setting up magnetic circuit assembly in vibrating diaphragm 7's concave part space, under the condition of guaranteeing effective power output, the whole height of audio amplifier has been reduced by a wide margin, make the more small and exquisite and slim and graceful of size of audio amplifier, through the support formula radiator 5 that sets up, make this audio amplifier possess radiating function lower support formula radiator 5 still have the function of supporting magnetic circuit assembly, design benefit.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. 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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sound box, its characterized in that, includes basin frame (4), the inside of basin frame (4) is provided with vibrating diaphragm (7), be provided with magnetic circuit assembly in the concave part space of vibrating diaphragm (7), be located magnetic circuit assembly's magnetic gap and be provided with voice coil loudspeaker voice coil (10), the inside lower extreme of basin frame (4) is provided with centering brace piece (6), the inside upper end of basin frame (4) is pasted and is had a ring (8), roll over the lower extreme of ring (8) with the upper end fixed connection of vibrating diaphragm (7).

2. An acoustic enclosure according to claim 1, wherein: the magnetic circuit assembly comprises a magnetic yoke (1), permanent magnets (2) and magnetic conductive blocks (3), the permanent magnets (2) are arranged between the magnetic yoke (1) and the magnetic conductive blocks (3), and a voice coil (10) is arranged in a gap between the magnetic yoke (1) and the permanent magnets (2).

3. An acoustic enclosure according to claim 2, wherein: and a bracket type radiator (5) is arranged at the bottom of the magnetic conduction block (3).

4. A loudspeaker according to claim 3, wherein: first round hole (13) have been seted up at the top of yoke (1), second round hole (14) have been seted up at the top of permanent magnetism piece (2), third round hole (15) have been seted up at the top of magnetic conduction piece (3), fourth round hole (16) have been seted up at the top of support radiator (5), the bottom of basin frame (4) is fixed to be inlayed and is equipped with embedded nut (9), and the lower extreme of bolt (11) runs through in proper order behind first round hole (13), second round hole (14), third round hole (15) and fourth round hole (16) with embedded nut (9) threaded connection.

5. An acoustic enclosure according to claim 4, wherein: and a cover plate (12) used for covering the bolt (11) is adhered to the top of the magnetic yoke (1).