CN211047145U - Flat membrane structure micro loudspeaker - Google Patents

Abstract

The utility model relates to a speaker technical field just discloses a flat membrane structure micro loudspeaker, including the speaker body, speaker body external fixation cover is equipped with metal sleeve, the concrete material of metal sleeve is aluminium, it has insulating adhesive to fill between metal sleeve and the speaker body, it has insulating heat conduction silicon paste to fill between metal sleeve and the speaker body, a plurality of fin of metal sleeve's outer wall fixedly connected with, it is a plurality of the concrete material of fin is copper, a plurality of fin evenly distributed is a plurality of two louvres have all been seted up to the lateral wall of fin. The utility model provides the high radiating efficiency of speaker, the effectual performance that improves the speaker still the effectual fixed steadiness of speaker body wire that has improved.

Description

Flat membrane structure micro loudspeaker

Technical Field

The utility model relates to a speaker technical field especially relates to a flat membrane structure micro loudspeaker.

Background

The flat-film structure micro-speaker is an ultrathin micro-speaker, the structure is a flat type, the size is very small, the thickness of the traditional speaker is overlarge along with the thickness of a mobile phone is thinner, but the flat-film structure micro-speaker can be suitable for the ultrathin mobile phone.

The existing flat-film structure micro-speaker has the defects of thin thickness and good sealing performance, so that the heat dissipation efficiency inside the micro-speaker is poor, the temperature inside the flat-film structure micro-speaker is high after the flat-film structure micro-speaker is used for a long time, and the performance of the flat-film structure micro-speaker is reduced due to overhigh temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the relatively poor performance that leads to of flat membrane structure micro loudspeaker's radiating efficiency reduces among the prior art, and the flat membrane structure micro loudspeaker who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides a flat membrane structure micro loudspeaker, includes the speaker body, speaker body external fixation cover is equipped with metal sleeve, metal sleeve's specific material is aluminium, it has insulating bonding glue to fill between metal sleeve and the speaker body, it has insulating heat conduction silicon paste to fill between metal sleeve and the speaker body, a plurality of fin of metal sleeve's outer wall fixedly connected with, it is a plurality of the specific material of fin is copper, and is a plurality of fin evenly distributed is a plurality of two louvres have all been seted up to the lateral wall of fin.

Preferably, the lateral wall fixedly connected with fixed block of speaker body downside, the fixed orifices has been seted up to the left lateral wall of fixed block, the fixed orifices intussuseption is filled with sealed glue.

preferably, the lateral wall fixedly connected with a plurality of L type heat-conducting plates of metal sleeve upside, the horizontal lateral wall of L type heat-conducting plate closely laminates with the lateral wall of speaker body upside.

Preferably, the side wall of the lower side of the loudspeaker body is fixedly connected with a supporting block corresponding to the fixed block.

Preferably, the side wall of the upper side of the loudspeaker body is fixedly connected with a mesh enclosure, and the mesh enclosure is made of copper.

preferably, a plurality of the L-shaped heat-conducting plates are annularly arranged.

Compared with the prior art, the utility model provides a flat membrane structure micro loudspeaker possesses following beneficial effect:

1. This flat membrane structure micro loudspeaker, speaker body through setting up, the metal sleeve, insulating bonding glue, insulating heat conduction silicon paste, fin and louvre, during the use, the inside heat of speaker body transmits the metal sleeve of aluminium system to through heat conduction silicon paste on, the telescopic thermal conductivity of metal is better, the metal sleeve transmits the heat to a plurality of louvres on, the louvre that sets up on a plurality of louvres, increase heat radiating area that can be by a wide margin, heat radiating area is big more, the radiating efficiency is high more, thereby make the inside temperature reduction of speaker body, the radiating efficiency of speaker has been improved, the effectual performance that has improved the speaker.

2. This flat membrane structure micro loudspeaker, through fixed block, fixed orifices and the sealed glue that sets up, during the use, passes the fixed orifices with the wire on the speaker body, then to sealed glue of packing in the fixed orifices, sealed glue can be fixed the wire, avoids the wire often to receive buckling with the junction of speaker body, the effectual steadiness that has improved the speaker body wire and fixes.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model provides high speaker's radiating efficiency, the effectual performance that improves the speaker still the effectual fixed steadiness of speaker body wire that has improved.

Drawings

Fig. 1 is a schematic structural view of a micro speaker with a flat membrane structure according to the present invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

Fig. 3 is a schematic structural view of a portion B in fig. 2.

in the figure, 1 a loudspeaker body, 2 a metal sleeve, 3 insulating bonding glue, 4 insulating heat conduction silicon paste, 5 radiating fins, 6 radiating holes, 7 fixing blocks, 8 fixing holes, 9 sealant, 10L-shaped heat conduction plates, 11 supporting blocks and 12 mesh enclosures.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a flat membrane structure micro-speaker, including a speaker body 1, a metal sleeve 2 is fixedly sleeved outside the speaker body 1, the specific material of the metal sleeve 2 is aluminum, an insulating adhesive 3 is filled between the metal sleeve 2 and the speaker body 1, an insulating heat-conducting silicon paste 4 is filled between the metal sleeve 2 and the speaker body 1, a plurality of heat sinks 5 are fixedly connected to the outer wall of the metal sleeve 2, the specific material of the plurality of heat sinks 5 is copper, the plurality of heat sinks 5 are uniformly distributed, two heat dissipation holes 6 are respectively formed on the side walls of the plurality of heat sinks 5, when in use, the heat inside the speaker body 1 is transmitted to the aluminum metal sleeve 2 through the insulating heat-conducting silicon paste 4, the heat-conducting property of the metal sleeve 2 is better, the metal sleeve 2 transmits the heat to the plurality of heat sinks 5, the heat dissipation holes 6 are formed on the plurality of, the heat dissipation area can be greatly increased, the larger the heat dissipation area is, the higher the heat dissipation efficiency is, so that the temperature inside the loudspeaker body 1 is reduced, the heat dissipation efficiency of the loudspeaker is improved, and the performance of the loudspeaker is effectively improved.

Lateral wall fixedly connected with fixed block 7 of 1 downside of speaker body, fixed orifices 8 have been seted up to the left lateral wall of fixed block 7, 8 intussuseptions in the fixed orifices are filled with sealed glue 9, during the use, pass fixed orifices 8 with the wire on the speaker body 1, then to 8 intussuseptions in the fixed orifices sealed glue 9, sealed glue 9 can be fixed the wire, avoid wire and speaker body 1's junction often to receive buckling, the effectual fixed steadiness of speaker body 1 wire that has improved.

the lateral wall fixedly connected with a plurality of L type heat-conducting plates 10 of 2 upsides of metal sleeve, the horizontal lateral wall of L type heat-conducting plate 10 closely laminates with the lateral wall of 1 upsides of speaker body, and L type heat-conducting plate 10 can improve fixed sleeve 2's thermal-arrest speed.

The lateral wall fixedly connected with of speaker body 1 downside and the corresponding supporting shoe 11 of fixed block 7, supporting shoe 11 can mutually support with fixed block 7, makes the below of speaker body 1 keep the parallel and level.

The lateral wall fixedly connected with screen panel 12 of speaker body 1 upside, the concrete material of screen panel 12 is copper, and screen panel 12 can protect speaker body 1.

the plurality of L-shaped heat-conducting plates 10 are arranged in an annular shape, so that the coverage area of the L-shaped heat-conducting plates 10 is increased, and heat can be transmitted to the L-shaped heat-conducting plates 10 more quickly.

In the utility model, when in use, the heat inside the loudspeaker body 1 is transmitted to the aluminum metal sleeve 2 through the insulating heat-conducting silicon paste 4, the heat-conducting property of the metal sleeve 2 is better, the metal sleeve 2 transmits the heat to the plurality of radiating fins 5, and the radiating holes 6 arranged on the plurality of radiating fins 5 can greatly increase the radiating area, and the larger the radiating area is, the higher the radiating efficiency is, thereby reducing the temperature inside the loudspeaker body 1, improving the radiating efficiency of the loudspeaker and effectively improving the performance of the loudspeaker; during the use, pass fixed orifices 8 with the wire on the speaker body 1, then fill sealed glue 9 in to fixed orifices 8, sealed glue 9 can be fixed the wire, avoids wire and speaker body 1's junction to often receive buckling, the effectual steadiness that 1 wire of speaker body is fixed that has improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a flat membrane structure micro loudspeaker, includes speaker body (1), its characterized in that, speaker body (1) external fixation cover is equipped with metal sleeve (2), the concrete material of metal sleeve (2) is aluminium, it has insulating bonding glue (3) to fill between metal sleeve (2) and speaker body (1), it has insulating heat conduction silicon cream (4) to fill between metal sleeve (2) and speaker body (1), the outer wall fixedly connected with a plurality of fin (5) of metal sleeve (2), and is a plurality of the concrete material of fin (5) is copper, and is a plurality of fin (5) evenly distributed, and is a plurality of two louvre (6) have all been seted up to the lateral wall of fin (5).

2. The micro-speaker with the flat membrane structure as claimed in claim 1, wherein the side wall of the lower side of the speaker body (1) is fixedly connected with a fixing block (7), the side wall of the left side of the fixing block (7) is provided with a fixing hole (8), and the fixing hole (8) is filled with a sealant (9).

3. the micro-speaker with flat membrane structure as claimed in claim 1, wherein a plurality of L-shaped heat conducting plates (10) are fixedly connected to the side wall of the upper side of the metal sleeve (2), and the horizontal side wall of the L-shaped heat conducting plate (10) is closely attached to the side wall of the upper side of the speaker body (1).

4. The micro-speaker with flat membrane structure as claimed in claim 2, wherein the side wall of the lower side of the speaker body (1) is fixedly connected with a supporting block (11) corresponding to the fixing block (7).

5. The micro-speaker with flat membrane structure as claimed in claim 1, wherein a mesh enclosure (12) is fixedly connected to the sidewall of the upper side of the speaker body (1), and the mesh enclosure (12) is made of copper.

6. the micro-speaker of claim 3, wherein the plurality of L-shaped heat-conducting plates (10) are arranged in a ring shape.

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