CN215581579U - Intelligence heat dissipation speaker for audio amplifier - Google Patents

Abstract

The utility model discloses a heat dissipation loudspeaker for an intelligent sound box, and belongs to the field of loudspeakers. Wherein, an intelligence is heat dissipation speaker for audio amplifier, is including heat dissipation T iron, heat dissipation external member, magnet, china department, basin frame, clamping ring, cone, dustproof cap, bullet ripples, voice coil loudspeaker voice coil. The T iron structure is optimized, the boss is raised, so that a gap is formed between the heat dissipation T iron and the magnet, when the elastic wave fluctuates, the gap is matched with the negative pressure hole formed in the voice coil to open an air circulation system, the working mode of the traditional electrified voice coil in a closed space is broken, the air flow is accelerated, and the heat dissipation efficiency is improved; in addition, the heat dissipation external member has been add at heat dissipation T iron middle part, and the heat dissipation external member carries out heat absorption and conduction with the biggest area of contact under the prerequisite that does not influence the magnetic circuit characteristic, wears the heat that produces with the voice coil loudspeaker voice coil and shifts to heat dissipation T iron on, has alleviateed the work burden of voice coil loudspeaker voice coil, and two heat dissipation are handled, have improved the operational environment of speaker voice coil loudspeaker voice coil greatly, have reduced the possibility of voice coil loudspeaker voice coil damage.

Description

Intelligence heat dissipation speaker for audio amplifier

Technical Field

The utility model belongs to the field of loudspeakers, and particularly relates to a heat dissipation loudspeaker for an intelligent sound box.

Background

Along with the intelligent degree of audio amplifier is higher and higher, the inside circuit component of intelligent audio amplifier constantly increases, leads to intelligent audio amplifier in the use, can produce higher temperature. At present, the electrodynamic type speaker for the intelligent audio amplifier relies on the magnetic circuit and the magnet magnetic circuit interact that circular telegram voice coil loudspeaker voice coil and T iron, china department formed, promotes the vibration of cone, and then promotes the air sound production.

In the case of the prior art, the voice coil loudspeaker voice coil bonds inside the bullet ripples, and the activity sets up in the clearance of T iron and china department, T iron periphery cover is equipped with magnet, and the outward flange of bullet ripples pastes in the bottom of basin frame, with making a narrow and small and inclosed space, unable quick release after the energy conversion of circular telegram voice coil loudspeaker voice coil becomes heat energy, lead to the voice coil loudspeaker voice coil temperature to rise rapidly, in addition intelligent chip's heat dissipation, cause the inside temperature of intelligent audio amplifier to be on the high side, if do not carry out the heat dissipation to traditional speaker, long-time use, the coil that easily makes the speaker damages even burns out, there is certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a heat dissipation speaker for intelligent audio amplifier to solve the above-mentioned problem that prior art exists.

The technical scheme is as follows: a heat dissipation loudspeaker for an intelligent sound box comprises a heat dissipation T iron, a heat dissipation external member, a magnet, a washer, a basin frame, a pressing ring, a paper basin, a dustproof cap, a damper and a voice coil; the radiating T iron is sleeved with a magnet, a washer is mounted on the upper end face of the magnet, a basin frame is mounted on the washer, a paper basin is mounted on the upper portion of the basin frame, a pressing ring is press-mounted on the upper edge of the paper basin, a voice coil is mounted on the inner side of the paper basin, a dustproof cap is arranged on the periphery of the voice coil, an elastic wave is sleeved in the middle of the voice coil, and the outer edge of the elastic wave is mounted at the bottom of the inner side of the basin frame;

the radiating T iron is composed of a T iron main body and a lifting boss, the T iron main body is of an offset rotary structure with an L-shaped measuring section, and a plurality of annular array lifting bosses are mounted on the upper end face of the T iron main body; the heat dissipation external member comprises a top ring, a laminating cylinder and heat dissipation ring pieces, wherein the top ring is arranged on the upper end face of the heat dissipation T iron, the laminating cylinder is installed on the lower end face of the top ring, the laminating cylinder is laminated with the inner side wall of the heat dissipation T iron, and the heat dissipation ring pieces are installed on the inner side wall of the laminating cylinder.

Furthermore, the T iron main body and the lifting lug boss are of an integral structure, and the heat dissipation T iron is made of pure iron or low-carbon steel materials; the heat dissipation T iron can form a gap with the help of the raised boss and the magnet, so that air flow is facilitated, and heat dissipation is accelerated.

Furthermore, the top ring, the attaching cylinder and the heat dissipation ring sheet are of an integrated structure, the heat dissipation sleeve is made of ceramics, and heat conduction silicone grease is coated on the surface of the heat dissipation sleeve; the heat dissipation external member carries out heat absorption and conduction with the biggest area of contact under the prerequisite that does not influence the magnetic circuit characteristic, wears the heat transfer that produces with the voice coil loudspeaker voice coil to heat dissipation T iron on, has alleviateed the work burden of voice coil loudspeaker voice coil.

Furthermore, a framework of the voice coil is provided with a plurality of negative pressure holes, and the negative pressure holes are formed in the lower side of the damper; when circular telegram voice coil loudspeaker voice coil along magnet axial motion, the bullet ripples move thereupon, produces local negative pressure in relatively less space, when the negative pressure hole rose to T iron main part upside, the negative pressure of bullet ripples downside inhales the air from heat dissipation T iron middle part, when the negative pressure hole was with magnet and heat dissipation T iron's clearance in, the positive pressure of bullet ripples downside was discharged the air from raising boss, and an air circulation system has been opened to the negative pressure hole, has accelerateed the air flow.

Furthermore, the side wall of the basin stand is provided with a plurality of fan-shaped windows; the basin frame is used for connection, installation and support of the whole structure, the fan-shaped window can reduce the material consumption of the loudspeaker, and heat dissipation is facilitated.

Further, a side cross-sectional view of the elastic wave is of a sine structure; the elastic wave can keep the voice coil at the right position in the magnetic gap and prevent dust from entering the magnetic gap.

Has the advantages that: the T iron structure is optimized, the boss is raised, so that a gap is formed between the heat dissipation T iron and the magnet, when the elastic wave fluctuates, the gap is matched with the negative pressure hole formed in the voice coil to open an air circulation system, the working mode of the traditional electrified voice coil in a closed space is broken, the air flow is accelerated, and the heat dissipation efficiency is improved; in addition, the heat dissipation external member has been add at heat dissipation T iron middle part, and the heat dissipation external member carries out heat absorption and conduction with the biggest area of contact under the prerequisite that does not influence the magnetic circuit characteristic, wears the heat that produces with the voice coil loudspeaker voice coil and shifts to heat dissipation T iron on, has alleviateed the work burden of voice coil loudspeaker voice coil, and two heat dissipation are handled, have improved the operational environment of speaker voice coil loudspeaker voice coil greatly, have reduced the possibility of voice coil loudspeaker voice coil damage.

Drawings

Fig. 1 is a structural sectional view of the present invention.

Fig. 2 is a structural sectional view of the heat dissipating T-iron of the present invention.

Fig. 3 is a structural sectional view of the heat dissipation kit of the present invention.

The reference signs are: the heat dissipation T iron 1, the T iron main body 11, the boss 12 of raising, the heat dissipation external member 2, the top ring 21, the laminating section of thick bamboo 22, the heat dissipation ring piece 23, magnet 3, china department 4, basin frame 5, clamping ring 6, cone 7, dust cap 8, bullet ripples 9, voice coil 10.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the utility model.

As shown in fig. 1, a heat dissipation speaker for an intelligent sound box comprises a heat dissipation T-iron 1, a magnet 3 sleeved on the heat dissipation T-iron 1, a washer 4 adhered to the upper end surface of the magnet 3, a frame 5 adhered to the washer 4, a plurality of fan-shaped windows formed in the side wall of the frame 5, the frame 5 being used for connection, installation and support of the overall structure, the fan-shaped windows being capable of reducing speaker material and facilitating heat dissipation, a cone 7 adhered to the top of the frame 5, a pressing ring 6 pressed on the upper edge of the cone 7, a dust cap 8 adhered to the middle of the cone 7, a voice coil 10 adhered to the inner side of the cone 7, and an elastic wave 9 adhered to the middle of the voice coil, wherein the outer edge of the elastic wave 9 is adhered to the bottom of the inner side of the frame 5, the side sectional view of the elastic wave 9 is of a sine structure, and capable of maintaining the correct position of the voice coil in a magnetic gap to prevent dust from entering the magnetic gap, a plurality of negative pressure holes are formed in the framework of the voice coil 10, the negative pressure hole is opened at the lower side of the damper 9.

As shown in fig. 2, heat dissipation T iron 1 comprises T iron main body 11, raise boss 12, T iron main body 11 is the bias gyration shape structure of survey section for the L form, the boss 12 of raising of a plurality of annular array is installed to the up end of T iron main body 11, T iron main body 11 is with raising boss 12 and be a body structure, heat dissipation T iron 1 is made by pure iron or low carbon steel material, heat dissipation T iron 1 can form the clearance with magnet 3 with the help of raising boss 12, the air flow of being convenient for, heat dissipation is accelerated.

As shown in fig. 3, the heat dissipation external member 2 is by the apical ring 21, a laminating section of thick bamboo 22, heat dissipation ring piece 23 is constituteed, the up end of T iron main part 11 is provided with apical ring 21, the lower terminal surface of apical ring 21 is connected with a laminating section of thick bamboo 22, a plurality of heat dissipation ring piece 23 is installed to the inside wall of a laminating section of thick bamboo 22, apical ring 21, a laminating section of thick bamboo 22, heat dissipation ring piece 23 is a body structure, heat dissipation external member 2 is made by pottery, and scribble heat conduction silicone grease on the surface, heat dissipation external member 2 does not influence under the prerequisite of magnetic circuit characteristic, carry out heat absorption and conduction with the biggest area of contact, wear the heat that produces with voice coil 10 and shift to heat dissipation T iron 1, the work burden of voice coil 10 has been lightened.

When the voice coil is used, the energized voice coil 10, the heat dissipation T iron 1 and the washer 4 form a magnetic circuit to interact with the magnetic circuit of the magnet 3, radial movement along the heat dissipation T iron 1 is realized, the voice coil 10 drives the damper 9 to vibrate, compressed air pushes the paper cone 7 to vibrate, and then air is pushed to produce sound, in the vibration process of the damper 9, when a negative pressure hole of the voice coil 10 is higher than the top surface of the heat dissipation T iron 1, negative pressure is formed on the lower side of the damper 9, air is sucked from the middle of the heat dissipation T iron 1 by the negative pressure, when the negative pressure hole of the voice coil 10 is lower than the upper end surface of the heat dissipation T iron 1, positive pressure is formed on the lower side of the damper 9, the air is discharged from the heat dissipation T iron 1 in a gap of the magnet 3 by the positive pressure, after the gap between the heat dissipation T iron 1 and the magnet 3 is formed by raising the boss 12, an air circulation system is started by matching with the negative pressure hole, air flow is accelerated, and the working mode of the traditional energized voice coil in a closed space is broken, the air flow is accelerated, and the heat dissipation efficiency is improved; and the heat dissipation sleeve 2 is coated with heat-conducting silicone grease. The heat in the absorption air that can be fine, it is spacing that heat dissipation external member 2 passes through top ring 21, with heat energy that heat dissipation ring piece 23 absorbed transmit a heat dissipation T iron 1 by a laminating section of thick bamboo 22, has alleviateed the work burden of voice coil loudspeaker voice coil 10, and two heat dissipation are handled, have improved the operational environment of speaker voice coil loudspeaker voice coil 10 greatly, have reduced the possibility of voice coil loudspeaker voice coil 10 damage

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments, and various equivalent changes can be made to the technical solution of the present invention within the technical idea of the present invention, and these equivalent changes are within the protection scope of the present invention.

Claims (6)

1. A heat dissipation loudspeaker for an intelligent sound box is characterized by comprising a heat dissipation T iron, a heat dissipation external member, a magnet, a washer, a basin frame, a pressing ring, a cone, a dustproof cap, a damper and a voice coil; the radiating T iron is sleeved with a magnet, a washer is mounted on the upper end face of the magnet, a basin frame is mounted on the washer, a paper basin is mounted on the upper portion of the basin frame, a pressing ring is press-mounted on the upper edge of the paper basin, a voice coil is mounted on the inner side of the paper basin, a dustproof cap is arranged on the periphery of the voice coil, an elastic wave is sleeved in the middle of the voice coil, and the outer edge of the elastic wave is mounted at the bottom of the inner side of the basin frame;

the radiating T iron is composed of a T iron main body and a lifting boss, the T iron main body is of an offset rotary structure with an L-shaped side section, and a plurality of annular array lifting bosses are mounted on the upper end face of the T iron main body; the heat dissipation external member comprises a top ring, a laminating cylinder and heat dissipation ring pieces, wherein the top ring is arranged on the upper end face of the heat dissipation T iron, the laminating cylinder is installed on the lower end face of the top ring, the laminating cylinder is laminated with the inner side wall of the heat dissipation T iron, and the heat dissipation ring pieces are installed on the inner side wall of the laminating cylinder.

2. The heat dissipation speaker for the smart sound box according to claim 1, wherein the T-iron main body and the raised boss are of an integral structure, and the heat dissipation T-iron is made of pure iron or low-carbon steel material.

3. The heat dissipation speaker for the smart speaker as recited in claim 1, wherein the top ring, the attaching cylinder, and the heat dissipation ring plate are integrated, the heat dissipation assembly is made of ceramic, and the surface of the heat dissipation assembly is coated with heat conductive silicone grease.

4. The heat dissipation speaker for the smart speaker as recited in claim 1, wherein the voice coil has a plurality of negative pressure holes formed on a frame thereof, and the negative pressure holes are formed on a lower side of the damper.

5. The heat dissipating speaker as claimed in claim 1, wherein the side wall of the frame has a plurality of fan-shaped windows.

6. The heat dissipating speaker for a smart speaker as recited in claim 1, wherein the side cross-sectional view of the damper is sinusoidal.

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