Dustproof heat dissipation structure of sound equipment

Abstract

The utility model discloses a dustproof heat dissipation structure of sound equipment, which is arranged on a sound equipment body and comprises a mounting hole site arranged at the edge of one side of the front surface of the sound equipment body, and a loudspeaker plate rack is connected with the inner cambered surface of the mounting hole site in a penetrating manner. The inner end face of the connecting part is attached to the end face of the lower sound wave film, and a plurality of heat dissipation holes are evenly distributed in the periphery, opposite to the reinforcing boss, of the connecting part. Reinforcing bosses are formed on the outer end face of the connecting part, each heat dissipation hole is formed between every two adjacent reinforcing bosses, the heat dissipation part is of a disc structure, so that the contact area between the heat dissipation part and the loudspeaker magnetic core frame is increased, the heat dissipation area is further increased, the heat dissipation efficiency of the heat dissipation part can be improved through the arrangement of the heat dissipation holes, and the external force resistance of the heat dissipation part is improved through the arrangement of the reinforcing bosses. And the radiating fins adopt a sheet-shaped slotting design, so that the radiating effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sound equipment technical field, concretely is a sound equipment dustproof heat radiation structure. BACKGROUND

[0002] As an amplification equipment, sound is widely used in electronic equipment, and usually contains an active loudspeaker and a passive unit (passive radiator, the passive unit is usually similar to the appearance of the active loudspeaker, but does not have a voice coil and a driving magnet, it only has a paper cone, and is not connected with any voice coil or circuit, the passive radiator is usually used to adjust bass, so that the designer can adjust the overall tone of the sound box, and the passive radiator is passively sounded under the driving of the active loudspeaker in the sound box, and the structure of the active loudspeaker is generally a disc holder (frame, the voice coil and paper disc are installed in the inner cavity of the disc holder, and the magnetic core (magnetic core U cup is fixedly connected at the rear of the disc holder, and the disc holder is fixedly arranged on the equipment shell through the disc holder.

[0003] The sound on the market does not have corresponding dustproof function, and when exposed to air, the whole box is extremely easy to be blocked by dust and other impurities and cannot normally operate, and after blocking, the sealing structure is taken, the heat of the loudspeaker is concentrated in the box due to poor heat dissipation condition, and the overheat causes the electronic elements to be damaged and shortens the service life of the sound. UTILITY MODEL CONTENTS

[0004] The utility model provides a sound equipment dustproof heat radiation structure, aims at solving the problems in the background art that when exposed to air, the whole box is extremely easy to be blocked by dust and other impurities and cannot normally operate, and after blocking, the sealing structure is taken, the heat of the loudspeaker is concentrated in the box due to poor heat dissipation condition, and the overheat causes the electronic elements to be damaged and shortens the service life of the sound.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a sound equipment dustproof heat radiation structure is arranged on a sound body and comprises a mounting hole provided on one side edge of the front surface of the sound body, the inner arc surface of the mounting hole is connected with a loudspeaker disc holder in a penetrating mode, the inner arc surface of the loudspeaker disc holder is provided with a voice coil, the inner arc surface bottom edge of the voice coil is provided with a folded edge, the upper surface of the folded edge is movably connected with a cone diaphragm, the outer arc surface front end of the cone diaphragm is provided with a sound wave film, the inner arc surface of the cone diaphragm is movably sleeved with a loudspeaker magnetic core holder, the inner arc surface of the loudspeaker magnetic core holder is connected with a heat dissipation piece in a penetrating mode, the middle part of one side surface of the heat dissipation piece is fixedly connected with a connecting part, one end of the connecting part is fixedly connected with a heat conduction part, one side surface of the heat conduction part is provided with a reinforcing boss, and the heat dissipation hole is formed in the side of the heat conduction part close to the reinforcing boss.

[0006] Optionally, the number of reinforcing bosses is several, and they are uniformly distributed in the form of an annular array on the surface of the heat-conducting component, and the heat dissipation holes are arranged between adjacent two reinforcing bosses, and the heat dissipation holes correspond to the internal loudspeaker magnetic core frame, and the tail end of the loudspeaker disc frame is fixedly installed with the heat dissipation fins.

[0007] Optionally, the outer arc surface of the heat dissipation fin is connected with the tightening belt, the heat dissipation fin is fixedly installed on the outer arc surface of the loudspeaker disc frame through the tightening belt, and the end of the heat dissipation fin away from the heat dissipation component is arranged on the inner side wall of the sound body.

[0008] Optionally, the outer arc surface of the loudspeaker disc frame is movably sleeved with the snap ring at the front end, the inner arc surface of the snap ring is provided with an internal thread, the inner arc surface of the internal thread is screw-connected with a circular ring, and the outer arc surface of the circular ring is provided with an external thread.

[0009] Optionally, the circular ring is connected with the snap ring through the external thread, the outer arc surface of the snap ring is movably clamped to the folded edge in the voice coil, and the outer arc surface of the circular ring extends to the outside of the mounting hole position.

[0010] Optionally, the side surface of the protective net is provided with a concave groove.

[0011] Optionally, the inner arc surface of the concave groove is provided with the same thread and is movably connected with the circular ring, the side of the protective net is arranged outside the mounting hole position, and the heat dissipation component and the heat dissipation fin are in the same plane.

[0012] Compared with the prior art, the present application has at least the following effects:

[0013] 1. The inner end surface of the connecting component is attached to the end surface of the lower sound wave film, and a plurality of heat dissipation holes are uniformly distributed on the outer periphery of the connecting component relative to the reinforcing bosses. The outer end surface of the connecting component is formed with reinforcing bosses, the heat dissipation holes are arranged between adjacent two reinforcing bosses, the heat dissipation component has a disc structure, the contact area with the loudspeaker magnetic core frame is increased, thereby improving the heat dissipation area, the setting of the heat dissipation holes can improve the heat dissipation efficiency of the heat dissipation component itself, the setting of the reinforcing bosses can improve the anti-force capacity of the heat dissipation component, and the heat dissipation fins are designed in a sheet shape with slots, thereby increasing the heat dissipation effect.

[0014] 2. By rotating the protective net, the operator holds the sound, the rotating protective net is separated from the thread between the rear end of the circular ring under the action of the rotating force, and the thread between the circular ring and the snap ring is again released by rotating the circular ring again, so that the operator can perform internal maintenance from the mounting hole position, and the loudspeaker disc frame is shielded by the protective net to avoid damage to the loudspeaker during maintenance, thereby improving safety. When it is necessary to clean the dust on the loudspeaker disc frame, the protective net is rotated, the circular ring and the snap ring are separated from each other by rotating, and the protective net is separated from the loudspeaker disc frame at this time, so that the inside of the loudspeaker disc frame can be cleaned, thereby achieving the dustproof effect and facilitating the replacement of the damaged or dust-accumulating protective net. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic diagram of dustproof and heat dissipation structure of a sound equipment;

[0016] Fig. 2 It is a front end exploded structure schematic diagram of dustproof and heat dissipation structure of a sound equipment;

[0017] Fig. 3 It is an internal section structure schematic diagram of dustproof and heat dissipation structure of a sound equipment;

[0018] Fig. 4 It is a rear end section structure schematic diagram of dustproof and heat dissipation structure of a sound equipment;

[0019] Fig. 5 It is a dustproof exploded structure schematic diagram of dustproof and heat dissipation structure of a sound equipment.

[0020] In the drawings:

[0021] 1, sound body; 2, high-pitched loudspeaker; 3, mounting hole position; 4, loudspeaker disc holder; 5, voice coil; 6, folded edge; 7, cone diaphragm; 8, sound wave film; 9, loudspeaker magnetic core holder; 10, heat dissipation piece; 101, connecting part; 102, heat conduction part; 103, reinforcing boss; 104, heat dissipation hole; 11, heat dissipation fin; 12, tight belt; 13, snap ring; 14, internal thread; 15, circular ring; 16, protective net; 17, concave groove. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The present application provides a dustproof and heat dissipation structure of a sound equipment, which comprises a sound body, a high-pitched loudspeaker, a mounting hole position, a loudspeaker disc holder, a voice coil, a folded edge, a cone diaphragm, a sound wave film, a loudspeaker magnetic core holder, a heat dissipation piece, a connecting part, a heat conduction part, a reinforcing boss, a heat dissipation hole, a heat dissipation fin, a tight belt, a snap ring, an internal thread, a circular ring, a protective net and a concave groove. Figs. 1 to 5As shown, the sound body 1 is provided with a groove in the middle of the upper surface, and the high-pitched loudspeaker 2 is fixedly installed on the groove of the sound body 1 through bolts. The dustproof and heat dissipation structure of the sound equipment comprises a mounting hole 3 provided at one side edge of the front surface of the sound body 1, the inner arc surface of the mounting hole 3 is connected through a loudspeaker disc holder 4, the inner arc surface of the loudspeaker disc holder 4 is provided with a voice coil 5, the inner arc surface bottom edge of the voice coil 5 is provided with a folded edge 6, the upper surface of the folded edge 6 is movably connected with a cone diaphragm 7, the outer arc surface front end of the cone diaphragm 7 is provided with an acoustic film 8, the inner arc surface of the cone diaphragm 7 movably sleeves a loudspeaker magnetic core holder 9, the inner arc surface of the loudspeaker magnetic core holder 9 is connected through a heat dissipation piece 10, one side surface middle of the heat dissipation piece 10 is fixedly installed with a connecting component 101, the number of reinforcing bosses 103 is several, and they are evenly distributed on the surface of the heat conduction component 102 in the form of annular array, the heat dissipation holes 104 are arranged between adjacent two reinforcing bosses 103, the heat dissipation holes 104 correspond to the internal loudspeaker magnetic core holder 9, the tail end of the loudspeaker disc holder 4 is fixedly installed with a heat dissipation fin 11, the outer arc surface of the heat dissipation fin 11 is connected through a taut belt 12, the heat dissipation fin 11 is fixedly installed on the outer arc surface of the loudspeaker disc holder 4 through the taut belt 12, and the end of the heat dissipation fin 11 away from the heat dissipation piece 10 is placed on the inner side wall of the sound body 1.

[0024] The voice coil 5 vibrates up and down in the constant magnetic circuit with the alternating signal input to the voice coil 5, and the cone diaphragm 7 pushes the air to emit sound.

[0025] The cone diaphragm 7 extends into the cavity of the voice coil 5, the outer wall of the cone diaphragm 7 is attached to the folded edge 6 on the inner wall of the cavity of the voice coil 5, in order to improve the contact area of the cone diaphragm 7 and the voice coil 5, the structure of the cone diaphragm 7 is conical, which facilitates the insertion into the cavity of the voice coil 5, the more the cone diaphragm 7 is pressed, the larger the contact area of the two will be, and the connection stability of the cone diaphragm 7 and the voice coil 5 at high temperature will be stronger according to the principle of thermal expansion and cold contraction, in order to improve the connection stability of the cone diaphragm 7 and the loudspeaker disc holder 4, the connecting component 101 is pressed on the lower acoustic film 8, the inner end surface of the connecting component 101 is attached to the end surface of the lower acoustic film 8, and a plurality of heat dissipation holes 104 are uniformly distributed on the outer periphery of the connecting component 101 relative to the reinforcing bosses 103. The outer end surface of the connecting component 101 is formed with reinforcing bosses 103, the heat dissipation holes 104 are arranged between adjacent two reinforcing bosses 103, the heat dissipation piece 10 is in the structure of a disc, so that the contact area with the loudspeaker magnetic core holder 9 is increased, thereby increasing the heat dissipation area, and the setting of the heat dissipation holes 104 can improve the heat dissipation efficiency itself, and the setting of the reinforcing bosses 103 improves the ability to resist external force.

[0026] The outer arc front end of the loudspeaker disc holder 4 is movably sleeved with a snap ring 13, the inner arc surface of the snap ring 13 is provided with an internal thread 14, the inner arc surface of the internal thread 14 is threadedly connected with a circular ring 15, the outer arc surface of the circular ring 15 is provided with an external thread, the circular ring 15 is connected with the snap ring 13 through the external thread, the outer arc surface of the snap ring 13 is movably clamped to the folded edge 6 in the voice coil 5, one side of the outer arc surface of the circular ring 15 extends to the outside of the mounting hole 3, the circular ring 15 is threadedly connected with a protective net 16 on the side extending to the outside of the mounting hole 3, the side surface of the protective net 16 is provided with a concave groove 17, the inner arc surface of the concave groove 17 is provided with the same thread and is movably connected with the circular ring 15, one side of the protective net 16 is arranged outside the mounting hole 3, and the heat dissipation piece 10 and the heat dissipation fin 11 are in the same plane.

[0027] By rotating the protective net 16, the operator holds the sound box, the rotating protective net 16 is separated from the thread between the rear end of the circular ring 15 under the action of the rotating force, and the thread between the circular ring 15 and the snap ring 13 is separated again by rotating the circular ring 15 again, so that the operator can perform internal maintenance from the mounting hole 3, at this time, the loudspeaker disc holder 4 is shielded by the protective net 16 to avoid damage to the loudspeaker during maintenance, and safety is improved, when it is necessary to clean the dust of the loudspeaker disc holder 4, the protective net 16 is rotated, the circular ring 15 and the snap ring 13 are separated from each other, at this time, the protective net 16 is separated from the loudspeaker disc holder 4, and the inside of the loudspeaker disc holder 4 can be cleaned, the dustproof effect is achieved, and the damaged or dust-accumulated protective net 16 can be replaced.

[0028] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A dustproof and heat dissipation structure of a sound equipment, which is arranged in a sound body, characterized in that: Including the installation hole position that is opened at the side edge at the front of the sound body, the inner arc surface of the installation hole position is connected with the loudspeaker disc frame, the inner arc surface of the loudspeaker disc frame is equipped with the voice coil, the inner arc surface bottom edge of the voice coil is equipped with the folding edge, the upper surface of the folding edge is connected with the cone diaphragm, the outer arc surface front end of the cone diaphragm is equipped with the sound wave film, the inner arc surface of the cone diaphragm is connected with the loudspeaker magnetic core frame, the inner arc surface of the loudspeaker magnetic core frame is connected with the heat dissipation piece, the middle part of the one side surface of the heat dissipation piece is fixedly installed with the connecting part, one end of the connecting part is fixedly installed with the heat conduction part, the one side surface of the heat conduction part is equipped with the reinforcing boss, the one side of the heat conduction part is equipped with the heat dissipation hole.

2. The dustproof and heat dissipation structure of a sound equipment according to claim 1, characterized in that: The number of reinforcing bosses is several, and they are evenly distributed on the surface of the heat conduction part in the form of annular array, the heat dissipation hole is placed between the adjacent two reinforcing bosses, the heat dissipation hole corresponds to the internal loudspeaker magnetic core frame, the tail end of the loudspeaker disc frame is fixedly installed with the heat dissipation fin.

3. The dustproof and heat dissipation structure of a sound equipment according to claim 2, characterized in that: The outer arc surface of the heat dissipation fin is connected with the tightening belt, the heat dissipation fin is fixedly installed on the outer arc surface of the loudspeaker disc frame through the tightening belt, and the end of the heat dissipation fin away from the heat dissipation piece is placed on the inner side wall of the sound body.

4. The dustproof and heat dissipation structure of a sound equipment according to claim 3, characterized in that: The outer arc surface of the loudspeaker disc frame is movably sleeved with a snap ring, the inner arc surface of the snap ring is provided with an internal thread, the inner arc surface of the internal thread is threadedly connected with a circular ring, and the outer arc surface of the circular ring is provided with an external thread.

5. The dustproof and heat dissipation structure of a sound equipment according to claim 4, characterized in that: The circular ring is connected with the snap ring through the external thread, the outer arc surface of the snap ring is movably connected to the folding edge in the voice coil, and the outer arc surface of the circular ring extends to the outside of the installation hole position.

6. The dustproof and heat dissipation structure of a sound equipment according to claim 5, characterized in that: The side of the circular ring extending to the installation hole position is threadedly connected with a protective net, and the one side surface of the protective net is provided with a concave groove.

7. The dustproof and heat dissipation structure of a sound equipment according to claim 6, characterized in that: The inner arc surface of the concave groove is provided with the same thread and movably connected with the circular ring, one side of the protective net is placed outside the installation hole position, and the heat dissipation piece and the heat dissipation fin are in the same plane.

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