CN208609184U - A kind of voice coil has the loudspeaker of heat sinking function - Google Patents

Abstract

The utility model discloses the loudspeakers that a kind of voice coil has heat sinking function comprising T iron, washer, frame, plays wave, voice coil, cone and dust cap at magnet steel；The voice coil includes skeleton, coil and multiple through-holes, and multiple through-holes are uniformly arranged on the skeleton, and the coil is wrapped on the skeleton and covers multiple through-holes.A kind of voice coil of the utility model is used with the loudspeaker of heat sinking function is arranged multiple through-holes on the skeleton on voice coil, then coil is wrapped in the position that multiple through-holes are arranged in skeleton, when voice coil temperature is promoted, heat can both shed outside voice coil, it can also shed in the through-hole of coil and skeleton junction, so foring the two-side radiation of voice coil, enhance the heat sinking function of voice coil, this structure has structure simple simultaneously, the low advantage of application cost.

Description

A kind of voice coil has the loudspeaker of heat sinking function

Technical field

The utility model relates to technical field of acoustics, have the loudspeaker of heat sinking function more particularly to a kind of voice coil.

Background technique

Loudspeaker as convert electrical energy into sound can common electro-acoustic transducer device, played in sound place system can not or Scarce effect；Loudspeaker is a most weak device in sound place system, and for sound puts effect, it be again one most Important component.Loudspeaker it is many kinds of, audio electric energy makes its cone or vibrating diaphragm shake by electromagnetism, piezoelectricity or electrostatic effect It moves and generates resonance with the air of surrounding and make a sound.Therefore, exactly there is the appearance of loudspeaker, people are just able to hear beauty Wonderful sound.Coil-moving speaker is since structure is simple, production is easy, cheap at present, so being liked by most people.Dynamic Have in coil loundspeaker must can not components but be exactly voice coil, and voice coil is coiled by coil, since there are impedances for voice coil It can generate heat after energization, be equivalent to be exactly a heating wire in fact, in coil-moving speaker operating, voice coil can be given out largely Heat so that magnetic circuit system temperature is excessively high；The way of voice coil traditional at present is the skeleton that coil is wrapped in temperature-resistant material On, when voice coil temperature rises, since the resistance temperature of temperature-resistant material acts on, temperature can only shed outside voice coil, and (single side dissipates Heat), and the local temperature that coil and skeleton combine is dissipated and is not gone out, therefore needs to invent a kind of equipment now to solve this problem.

Utility model content

In order to solve the problems, such as that voice coil radiates, the utility model provides a kind of loudspeaker of the voice coil with heat sinking function.

There is a kind of voice coil of the utility model the loudspeaker of heat sinking function to include T iron, magnet steel, washer, frame, play wave, sound Circle, cone and dust cap；The T iron, the magnet steel, the washer and the frame form magnetic circuit system, the bullet wave, described Voice coil, the cone and the dust cap form vibrational system；The T iron, the magnet steel, the washer and frame are from top to bottom It sets gradually；The T iron runs through the magnet steel and the washer, between the T iron has between the magnet steel, the washer respectively Gap；The outer edge for playing wave is connect with the frame；The voice coil is arranged in the gap of the magnetic circuit system, and the upper end is outstanding It hangs over the lower surface of the cone and is connect with the inner hole for playing wave；The connection of the outer edge of the cone and the frame, The dust cap is arranged in the cone；The voice coil includes skeleton, coil and multiple through-holes, and multiple through-holes are uniformly set It sets on the skeleton, the coil is wrapped on the skeleton and covers multiple through-holes.

Preferably, the shape of multiple through-holes is rectangular, round or oval.

Preferably, the material that the T iron and the washer use is TQ235.

Preferably, the magnetic conduction position of the T iron is provided with multiple grooves, and each groove is provided with short-circuited conducting sleeve.

Preferably, the short-circuited conducting sleeve is copper ring.

Preferably, the material of the magnet steel is using ferrite magnetic steel either alnico magnet.

Preferably, the material of the magnet steel is ferrite Y35.

Preferably, the material of the frame is cast aluminium.

Implement the loudspeaker that a kind of voice coil of the utility model has heat sinking function, there is technical effect beneficial below:

A kind of voice coil of the utility model has the loudspeaker of heat sinking function multiple logical using being arranged on the skeleton on voice coil Then coil is wrapped in the position that multiple through-holes are arranged in skeleton by hole, when voice coil temperature is promoted, heat both can be from voice coil Outside sheds, and can also shed in the through-hole of coil and skeleton junction, so foring the two-side radiation of voice coil, enhance The heat sinking function of voice coil, while this structure has structure simple, the low advantage of application cost.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of schematic cross-section of loudspeaker of the voice coil with heat sinking function, including voice coil；

Fig. 2 is the structural schematic diagram of voice coil shown in FIG. 1.

In figure: 11, T iron；12, magnet steel；13, washer；14, frame；15, play wave；16, voice coil；161, skeleton；162, line Circle；163, through-hole；17, cone；18, dust cap.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1 and Fig. 2, in the present embodiment, a kind of voice coil of the utility model has raising for heat sinking function Sound device includes T iron 11, magnet steel 12, washer 13, frame 14, plays wave 15, voice coil 16, cone 17 and dust cap 18；The T iron 11, The magnet steel 12, the washer 13 and the frame 14 form magnetic circuit system, the bullet wave 15, the voice coil 16, the cone 17 and the dust cap 18 form vibrational system；The T iron 11, the magnet steel 12, the washer 13 and frame 14 are from top to bottom Set gradually that (herein and aftermentioned "upper", "lower", "front", "rear" are relative position, and not absolute definition is understood that simultaneously Also to become following when overturning above)；The T iron 11 run through the magnet steel 12 and the washer 13, the T iron 11 respectively with There is gap between the magnet steel 12, the washer 13；The outer edge for playing wave 15 is connect with the frame 14；The voice coil 16 It is arranged in the gap of the magnetic circuit system, the upper end is suspended on the lower surface of the cone 17 and the inner hole with the bullet wave 15 Connection；The connection of the outer edge of the cone 17 and the frame 14, the dust cap 18 are arranged in the cone 17；It is described Voice coil 16 includes skeleton 161, coil 162 and multiple through-holes 163, and multiple through-holes 163 are uniformly arranged on the skeleton 161 On, the coil 162 is wrapped on the skeleton 161 and covers multiple through-holes 163.

11 main function of T iron is exactly magnetic conduction in the case where energization, and magnetic field disappears after power-off, it is magnetic also immediately It disappears；Its material used is TQ235, and the magnetic conduction position of the T iron 11 is provided with multiple grooves, and each groove is provided with Short-circuited conducting sleeve, the short-circuited conducting sleeve are copper ring.

The material of the magnet steel 12 is ferrite Y35 using ferrite magnetic steel either alnico magnet, preferred material.

The material that the washer 13 uses is TQ235.

The material of the frame 14 is cast aluminium.

The shape of multiple through-holes 163 is rectangular, round or oval.

A kind of voice coil provided by the embodiment of the utility model has the loudspeaker of heat sinking function, has technology beneficial below Effect:

Compared with prior art, a kind of voice coil of the utility model has the loudspeaker of heat sinking function using the bone on voice coil Multiple through-holes are set on frame, coil is then wrapped in the position that multiple through-holes are arranged in skeleton, when voice coil temperature is promoted, heat Both it can shed, can also shed in the through-hole of coil and skeleton junction, so foring voice coil outside voice coil Two-side radiation enhances the heat sinking function of voice coil, while this structure has structure simple, the low advantage of application cost.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (8)

1. a kind of voice coil have heat sinking function loudspeaker comprising T iron, magnet steel, washer, frame, play wave, voice coil, cone and Dust cap；The T iron, the magnet steel, the washer and frame form magnetic circuit system, the bullet wave, the voice coil, the cone Vibrational system is formed with the dust cap；The T iron, the magnet steel, the washer and the frame are set gradually from top to bottom； The T iron runs through the magnet steel and the washer, and the T iron has gap between the magnet steel, the washer respectively；The bullet The outer edge of wave is connect with the frame；The voice coil is arranged in the gap of the magnetic circuit system, and the upper end is suspended on described The lower surface of cone and with it is described play wave inner hole connect；The connection of the outer edge of the cone and the frame, it is described dust-proof Cap is arranged in the cone；It is characterized by: the voice coil includes skeleton, coil and multiple through-holes, multiple through-holes are equal Even to be arranged on the skeleton, the coil is wrapped on the skeleton and covers multiple through-holes.

2. the loudspeaker that a kind of voice coil according to claim 1 has heat sinking function, it is characterised in that: multiple through-holes Shape be it is rectangular, round or oval.

3. the loudspeaker that a kind of voice coil according to claim 1 has heat sinking function, it is characterised in that: the T iron and institute The material for stating washer use is TQ235.

4. the loudspeaker that a kind of voice coil according to claim 1 has heat sinking function, it is characterised in that: the T iron is led Magnetic potential is provided with multiple grooves, and each groove is provided with short-circuited conducting sleeve.

5. the loudspeaker that a kind of voice coil according to claim 4 has heat sinking function, it is characterised in that: the short-circuited conducting sleeve is Copper ring.

6. the loudspeaker that a kind of voice coil according to claim 1 has heat sinking function, it is characterised in that: the material of the magnet steel Matter is using ferrite magnetic steel either alnico magnet.

7. the loudspeaker that a kind of voice coil according to claim 6 has heat sinking function, it is characterised in that: the material of the magnet steel Matter is ferrite Y35.

8. the loudspeaker that a kind of voice coil according to claim 1-7 has heat sinking function, it is characterised in that: described The material of frame is cast aluminium.