CN-224233835-U - Loudspeaker with additional heat radiation structure

Abstract

The utility model provides a loudspeaker with an additional heat radiation structure, which comprises a magnetic conduction support component, a magnetic driving component, a magnetic conduction matching component, an excitation stress component, a vibration sounding component, a sounding guide component and a driving heat radiation component, wherein a vibration diaphragm of the loudspeaker can stably vibrate through the support of a center support and an edge support ring, meanwhile, unnecessary vibration interference is reduced, a guide space is formed by a guide outer cylinder and a guide end of the sounding guide component, sound emitted by the vibration diaphragm is guided, the directivity and the distribution uniformity of the sound are improved, the sound is more intensively transmitted, a heat radiation cover ring of the driving heat radiation component is made of a heat conduction material and is connected to the outside of a driving magnetic ring, heat generated by the magnetic driving component in the working process is effectively dispersed and released, a heat radiation ring groove formed in the outer wall of the heat radiation cover ring further increases the heat radiation area, the heat radiation efficiency is improved, and the stability and the reliability of the loudspeaker in the working process are maintained.

Inventors

• YIN JINGCHAO

Assignees

• 嘉兴弥声电子有限公司

Dates

Publication Date

20260512

Application Date

20250225

Claims (8)

1. 1. A speaker having an additional heat dissipation structure, comprising: A magnetically conductive carrier member having a carrier space therein; The magnetic force driving component is arranged in the magnetic conduction support component, generates a magnetic field in the magnetic conduction support component, and carries the magnetic force driving component by the magnetic conduction support component and conducts the magnetic field of the magnetic force driving component; The magnetic conduction matching component is arranged in the magnetic driving component and matched with the magnetic conduction carrier component, the magnetic conduction matching component conducts the magnetic field of the magnetic driving component, and a driving magnetic field is formed between the magnetic conduction matching component and the magnetic conduction carrier component; The excitation stress component is arranged in a driving magnetic field between the magnetic conduction carrier component and the magnetic conduction matching component, is connected with a power supply through a circuit and can vibrate in the driving magnetic field; The vibration sounding component is arranged in the magnetic conduction matching and connecting piece and is connected with the excitation stress component, and the excitation stress component drives the vibration sounding component to make sound; The sound-producing guide member is arranged in the magnetic conduction carrier member and the magnetic conduction matching member, is matched with the vibration sound-producing member, and guides sound emitted by the vibration sound-producing member; And the driving heat dissipation component is arranged in the magnetic driving component and can conduct heat dissipation treatment on the magnetic driving component.
2. 2. The speaker of claim 1, wherein the magnetically permeable backing member comprises: The support base is made of ferromagnetic materials, and the axial end face of the support base is provided with a support space; The magnetic conduction core column is formed on the axial end face of the carrying base, protrudes outwards along the axial direction of the carrying base, and is provided with a magnetic conduction outer edge at the tail end, extends along the circumferential direction of the magnetic conduction core column and protrudes towards the outer side of the magnetic conduction core column along the radial direction.
3. 3. A loudspeaker with an additional heat sink structure according to claim 2, wherein the magnetic driving means comprises: The bottom of the driving magnetic ring is arranged on the axial end face of the carrier base and surrounds the outer side of the magnetic conduction core column; and the isolating felt ring is filled between the inner wall of the driving magnetic ring and the outer wall of the magnetic conduction core column.
4. 4. A loudspeaker with an additional heat sink structure according to claim 3, wherein the magnetically permeable mating member comprises: The magnetic conduction compression ring is made of ferromagnetic materials, is arranged at the top of the driving magnetic ring and surrounds the outer side of the magnetic conduction core column, the inner wall of the magnetic conduction compression ring is provided with a magnetic conduction inner edge, the magnetic conduction inner edge extends along the circumferential direction of the magnetic conduction compression ring and protrudes towards the inner side of the magnetic conduction compression ring along the radial direction, the magnetic conduction compression ring corresponds to the position of the magnetic conduction outer edge, and a driving magnetic field is formed between the magnetic conduction outer edge and the magnetic conduction inner edge.
5. 5. The speaker of claim 4, wherein the excitation force receiving member comprises: The stress cylinder shell is positioned between the magnetic conduction outer edge and the magnetic conduction inner edge, the outer wall of the stress cylinder shell surrounds the exciting coil, and the exciting coil is communicated with a power supply through a circuit.
6. 6. The speaker of claim 5, wherein the vibration sound producing member comprises: the center support is arranged at the top of the magnetic conduction core column; the side support ring is arranged at the top of the magnetic conduction compression ring and corresponds to the position of the center support; And the middle part of the vibrating diaphragm is connected with the center support, the edge of the vibrating diaphragm is connected with the edge supporting ring, and the end part of the stress cylinder shell is connected with the vibrating diaphragm.
7. 7. The speaker of claim 6, wherein the sound guiding member comprises: the guide outer cylinder is in an inverted cone shape, one end of the guide outer cylinder is arranged at the top of the magnetic conduction compression ring, and the diameter of the other end of the guide outer cylinder is gradually expanded; the guide end is conical, one end of the guide end is arranged at the top of the magnetic conduction core column and is pressed on the tops of the center support and the vibrating diaphragm, the diameter of the other end of the guide end is gradually reduced, a guide space is formed between the guide end and the guide outer cylinder, and the vibrating diaphragm is exposed from the guide space.
8. 8. A loudspeaker with an additional heat dissipating structure according to claim 3, wherein driving the heat dissipating member comprises: And the heat dissipation cover ring is made of heat conduction materials, is connected to the outside of the driving magnetic ring, and is provided with a heat dissipation ring groove on the outer wall.

Description

Loudspeaker with additional heat radiation structure Technical Field The present utility model relates to a speaker, and more particularly, to a speaker with an additional heat dissipation structure. Background Patent document CN203015108U discloses a speaker, it includes the speaker body, the speaker body includes the speaker support, the speaker vibrating diaphragm, the dustproof cap, the bullet ripples, the voice coil loudspeaker voice coil, magnetic circuit structure, the base, the speaker vibrating diaphragm, the dustproof cap, the bullet ripples is installed on the speaker support, magnetic circuit structure fixes on the base, the voice coil loudspeaker voice coil is in magnetic circuit structure, the voice coil loudspeaker voice coil includes first voice coil loudspeaker voice coil, the second voice coil loudspeaker voice coil, first voice coil loudspeaker voice coil, the reverse coiling of second voice coil loudspeaker voice coil, the voice coil loudspeaker voice coil includes the voice coil frame, the voice coil loudspeaker voice coil line winds in voice coil frame middle part, voice coil loudspeaker voice coil frame upper end sets up at least one air vent, its structure is simplified, and is small, the assembly is simple, tone quality is good, can stop voice coil loudspeaker voice coil lead atress broken line condition, reinforcing audio frequency effect. However, after long-term operation, the magnet of the loudspeaker vibrates under the action of magnetic force when the voice coil works, heat is generated by interaction of current and the magnetic field, so that the temperature of the magnet is increased, the magnetic property of the magnet gradually decreases along with the increase of the temperature, and the magnetic energy and coercive force of the magnet decrease due to the increase of the temperature, so that the tone quality and the performance of the loudspeaker are affected. Therefore, there is a need for structural optimization of such speakers to overcome the above-described drawbacks. Disclosure of utility model The utility model aims to provide a loudspeaker with an additional heat dissipation structure so as to improve the heat dissipation performance of the loudspeaker. The utility model adopts the technical proposal for solving the technical problems that: A speaker having an additional heat dissipation structure, comprising: A magnetically conductive carrier member having a carrier space therein; The magnetic force driving component is arranged in the magnetic conduction support component, generates a magnetic field in the magnetic conduction support component, and carries the magnetic force driving component by the magnetic conduction support component and conducts the magnetic field of the magnetic force driving component; The magnetic conduction matching component is arranged in the magnetic driving component and matched with the magnetic conduction carrier component, the magnetic conduction matching component conducts the magnetic field of the magnetic driving component, and a driving magnetic field is formed between the magnetic conduction matching component and the magnetic conduction carrier component; The excitation stress component is arranged in a driving magnetic field between the magnetic conduction carrier component and the magnetic conduction matching component, is connected with a power supply through a circuit and can vibrate in the driving magnetic field; The vibration sounding component is arranged in the magnetic conduction matching and connecting piece and is connected with the excitation stress component, and the excitation stress component drives the vibration sounding component to make sound; The sound-producing guide member is arranged in the magnetic conduction carrier member and the magnetic conduction matching member, is matched with the vibration sound-producing member, and guides sound emitted by the vibration sound-producing member; And the driving heat dissipation component is arranged in the magnetic driving component and can conduct heat dissipation treatment on the magnetic driving component. Specifically, the magnetically permeable carrier member includes: The support base is made of ferromagnetic materials, and the axial end face of the support base is provided with a support space; The magnetic conduction core column is formed on the axial end face of the carrying base, protrudes outwards along the axial direction of the carrying base, and is provided with a magnetic conduction outer edge at the tail end, extends along the circumferential direction of the magnetic conduction core column and protrudes towards the outer side of the magnetic conduction core column along the radial direction. The magnetic driving member includes: The bottom of the driving magnetic ring is arranged on the axial end face of the carrier base, surrounds the outer side of the magnetic conduction core column, and conducts the magnetic field of the driving magnetic ring