CN220422043U - Multi-cavity multi-magnetic-circuit loudspeaker - Google Patents
Multi-cavity multi-magnetic-circuit loudspeaker Download PDFInfo
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- CN220422043U CN220422043U CN202322099912.6U CN202322099912U CN220422043U CN 220422043 U CN220422043 U CN 220422043U CN 202322099912 U CN202322099912 U CN 202322099912U CN 220422043 U CN220422043 U CN 220422043U
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- outer cavity
- heat
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- 238000005728 strengthening Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a multi-cavity multi-magnetic-circuit loudspeaker, which comprises a lower shell, wherein the interior of the lower shell is divided into an outer cavity and an inner cavity by a shielding cover, a plurality of air deflectors are arranged at the bottom in the outer cavity, a cooling fan is fixedly arranged at the outer side of the bottom of the lower shell, mounting seats are fixedly arranged at two sides of the shielding cover, strip magnets are fixedly arranged in the mounting seats, and reinforcing magnetic blocks are arranged at two sides in the outer cavity; the utility model improves the internal structure of the lower shell, the lower shell is divided into an inner cavity and an outer cavity by the isolation cover, the top of the strip magnet is arranged in the inner cavity to generate a magnetic field and drive the voice coil to vibrate, and the lower part of the strip magnet is arranged in the outer cavity, so that when the cooling fan is opened, heat accumulated in the air guide channel can be quickly blown out, the heat accumulation of the strip magnet is avoided, and the heat dissipation capability of the strip magnet is further enhanced by matching with the arrangement of the cooling fins.
Description
Technical Field
The utility model belongs to the technical field of horns, and relates to a multi-cavity multi-magnetic-circuit horn.
Background
The loudspeaker generally comprises a vibrating diaphragm, a voice coil and a magnet, wherein the magnet is arranged below the voice coil, the voice coil vibrates under the action of a magnetic field to drive the vibrating diaphragm to vibrate, the loudspeaker is applied for No. 202120474492.3, the loudspeaker comprises a vibrating system and a magnetic circuit system, the vibrating system comprises the voice coil which can vibrate under the action of the magnetic field of the magnetic circuit system and the vibrating diaphragm driven by the voice coil, the magnetic circuit system comprises a first magnetic circuit assembly, the first magnetic circuit assembly comprises a plurality of first magnets, the vibrating diaphragm is arranged on one side of the magnetic circuit system in the first direction, the first magnets are circumferentially distributed along the first direction, and the voice coil surrounds the periphery of the first magnetic circuit assembly and corresponds to the distribution shape of the first magnets. The loudspeaker is arranged through the specific arrangement of the magnetic circuit system and the matching arrangement of the voice coil, so that the magnetic field is enhanced, and the sensitivity of the loudspeaker is improved.
Above-mentioned disclosed loudspeaker structure, its setting but cavity structure, magnet and voice coil loudspeaker voice coil all set up inside this cavity, because the space is narrow and small, and the magnet is difficult to in time discharge at the heat that the during operation produced, and the heat is piled up, can influence the normal work of vibrating diaphragm, needs to improve.
Disclosure of Invention
The utility model aims to provide a multi-cavity multi-magnetic circuit loudspeaker, which solves the problems in the prior art.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a multicavity multi-magnetic circuit loudspeaker, includes lower part casing, upper portion casing, apron, vibrating diaphragm, radiator fan, aviation baffle, radiating fin and outer cavity, the inside of lower part casing is provided with the cage, the inside of lower part casing is divided into outer cavity and inner chamber through the cage, the bottom in the outer cavity is provided with a plurality of aviation baffles, and is adjacent form the wind guide passageway between the aviation baffle, the fixed radiator fan that is provided with in the bottom outside of lower part casing, the both sides of cage are all fixed and are provided with the mount pad, the inside fixed mounting of mount pad has rectangular magnet, the inside that the wind guide passageway was arranged in to the cage is passed to the bottom of rectangular magnet, both sides in the outer cavity all are provided with the enhancement magnetic path, the heat conduction tip hole with outer cavity intercommunication has been seted up to the both sides of inner chamber interior wall.
In the multi-cavity multi-magnetic-circuit loudspeaker, the mounting frame is fixedly arranged in the inner cavity, and two ends of the mounting frame are fixedly connected with two ends of the mounting seat respectively.
In the multi-cavity multi-magnetic-circuit loudspeaker, the middle part of the mounting seat is provided with the mounting groove, the voice coil is fixedly arranged in the mounting groove, and the vibrating diaphragm is fixedly connected to the top end of the voice coil.
In the multi-cavity multi-magnetic-circuit loudspeaker, the top of the lower shell is fixedly connected with the upper shell, the vibrating diaphragm is arranged in the upper shell, and the top end of the upper shell is fixedly connected with the cover plate.
In the multi-cavity multi-magnetic-circuit loudspeaker, a heat discharge port is formed in one side of the bottom of the lower shell, and the heat discharge port is communicated with the air guide channel.
In the multi-cavity multi-magnetic circuit horn, a plurality of radiating fins are fixedly arranged at the bottom end of the lower shell, and the radiating fins are a plurality of.
Compared with the prior art, the multi-cavity multi-magnetic circuit loudspeaker has the advantages that:
this application improves lower part casing inner structure, divide into interior cavity and outer cavity with lower part casing through the cage, inside interior cavity was arranged in at rectangular magnet's top, produce the magnetic field to drive the voice coil loudspeaker voice coil vibrations, and outside cavity is arranged in to rectangular magnet's lower part, when opening radiator fan, can blow off fast the inside accumulational heat of wind-guiding passageway, avoid rectangular magnet's heat to pile up, cooperate radiating fin's setting, further strengthen rectangular magnet's heat-sinking capability.
Drawings
Fig. 1 is a schematic structural view of a multi-cavity multi-magnetic circuit horn according to the present utility model.
Fig. 2 is an enlarged schematic view of the isolation cover of the multi-cavity multi-magnetic circuit loudspeaker.
In the figure, 1, a lower housing; 2. an upper housing; 3. a cover plate; 4. a vibrating diaphragm; 5. a heat radiation fan; 6. an air deflector; 7. an air guide channel; 8. a heat radiation fin; 9. a heat discharge port; 10. an outer chamber; 11. reinforcing the magnetic block; 12. a long magnet; 13. an isolation cover; 14. a mounting base; 15. a thermally conductive end hole; 16. a mounting frame; 17. and a voice coil.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
The utility model provides a multicavity multi-magnetic circuit loudspeaker, including lower part casing 1, upper portion casing 2, apron 3, vibrating diaphragm 4, radiator fan 5, aviation baffle 6, radiator fin 8 and outer cavity 10, the inside of lower part casing 1 is provided with cage 13, the inside of lower part casing 1 is divided into outer cavity 10 and interior cavity through cage 13, the bottom in the outer cavity 10 is provided with a plurality of aviation baffles 6, form wind guide channel 7 between the adjacent aviation baffle 6, the fixed radiator fan 5 that is provided with in the bottom outside of lower part casing 1, the both sides of cage 13 are all fixed and are provided with mount pad 14, the inside fixed mounting of mount pad 14 has rectangular magnet 12, the inside of wind guide channel 7 is arranged in to cage 13 is passed to the bottom of rectangular magnet 12, both sides in the outer cavity 10 all are provided with the enhancement magnetic path 11, the heat conduction end hole 15 with outer cavity 10 intercommunication has been seted up to the both sides of inner cavity inner wall, the inside magnetic field strength of enhancement magnetic path 11 can strengthen the casing.
As shown in fig. 1 and 2, in the multi-cavity multi-magnetic-circuit loudspeaker of the utility model, specifically, a mounting frame 16 is fixedly arranged in an inner cavity, and two ends of the mounting frame 16 are fixedly connected with two ends of a mounting seat 14 respectively.
As shown in fig. 1 and 2, in the multi-cavity multi-magnetic-circuit loudspeaker of the utility model, specifically, a mounting groove is formed in the middle of a mounting seat 14, a voice coil 17 is fixedly mounted in the mounting groove, and a vibrating diaphragm 4 is fixedly connected to the top end of the voice coil 17.
As shown in fig. 1 and 2, in the multi-cavity multi-magnetic circuit loudspeaker of the utility model, specifically, an upper casing 2 is fixedly connected to the top of a lower casing 1, a vibrating diaphragm 4 is arranged inside the upper casing 2, and a cover plate 3 is fixedly connected to the top end of the upper casing 2.
As shown in fig. 1 and 2, in the multi-cavity multi-magnetic circuit loudspeaker of the present utility model, specifically, a heat discharge port 9 is formed on one side of the bottom of the lower casing 1, and the heat discharge port 9 is communicated with the air guide channel 7, and heat is discharged through the heat discharge port 9.
As shown in fig. 1 and 2, in the multi-cavity multi-magnetic circuit horn according to the present utility model, specifically, a plurality of heat dissipation fins 8 are fixedly disposed at the bottom end of the lower housing 1, and the plurality of heat dissipation fins 8 are disposed.
The utility model relates to a multi-cavity multi-magnetic-circuit loudspeaker, which improves the internal structure of a lower shell 1, the lower shell 1 is divided into an inner cavity and an outer cavity 10 through a separation cover 13, the top of a strip magnet 12 is arranged in the inner cavity, the strip magnet 12 generates a magnetic field and drives a voice coil 17 to vibrate, the lower part of the strip magnet 12 is arranged in the outer cavity 10, a cooling fan 5 is opened, heat accumulated in an air guide channel 7 can be quickly blown out, heat accumulation of the strip magnet 12 is avoided, and the heat dissipation capacity of the strip magnet 12 is further enhanced by matching with the arrangement of cooling fins 8.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a multicavity multi-magnetic circuit loudspeaker, includes lower part casing (1), upper portion casing (2), apron (3), vibrating diaphragm (4), radiator fan (5), aviation baffle (6), radiating fin (8) and outer cavity (10), a serial communication port, the inside of lower part casing (1) is provided with cage (13), the inside of lower part casing (1) is divided into outer cavity (10) and inner chamber through cage (13), the bottom in outer cavity (10) is provided with a plurality of aviation baffle (6), adjacent form wind guide channel (7) between aviation baffle (6), the fixed radiator fan (5) that are provided with in the bottom outside of lower part casing (1), the both sides of cage (13) are all fixedly provided with mount pad (14), the inside fixed mounting of mount pad (14) has rectangular magnet (12), the inside of wind guide channel (7) is arranged in through cage (13) in to the bottom of rectangular magnet (12), both sides in outer cavity (10) all are provided with strengthening magnet (11), heat conduction hole (15) are seted up with both sides of cavity (10).
2. The multi-cavity multi-magnetic circuit loudspeaker according to claim 1, wherein a mounting frame (16) is fixedly arranged in the inner cavity, and two ends of the mounting frame (16) are fixedly connected with two ends of the mounting seat (14) respectively.
3. The multi-cavity multi-magnetic-circuit loudspeaker according to claim 2, wherein the middle part of the mounting seat (14) is provided with a mounting groove, a voice coil (17) is fixedly mounted in the mounting groove, and a vibrating diaphragm (4) is fixedly connected to the top end of the voice coil (17).
4. A multi-cavity multi-magnetic circuit loudspeaker according to claim 3, wherein the top of the lower housing (1) is fixedly connected with an upper housing (2), the diaphragm (4) is arranged inside the upper housing (2), and the top end of the upper housing (2) is fixedly connected with a cover plate (3).
5. A multi-cavity multi-magnetic circuit horn according to claim 1, characterized in that the bottom side of the lower housing (1) is provided with a heat discharge port (9), and the heat discharge port (9) is communicated with the air guide channel (7).
6. A multi-cavity multi-magnetic circuit horn according to claim 1, characterized in that the bottom end of the lower housing (1) is fixedly provided with a plurality of heat radiating fins (8), and a plurality of the heat radiating fins (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099912.6U CN220422043U (en) | 2023-08-07 | 2023-08-07 | Multi-cavity multi-magnetic-circuit loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099912.6U CN220422043U (en) | 2023-08-07 | 2023-08-07 | Multi-cavity multi-magnetic-circuit loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220422043U true CN220422043U (en) | 2024-01-30 |
Family
ID=89651038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322099912.6U Active CN220422043U (en) | 2023-08-07 | 2023-08-07 | Multi-cavity multi-magnetic-circuit loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220422043U (en) |
-
2023
- 2023-08-07 CN CN202322099912.6U patent/CN220422043U/en active Active
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