CN212305581U

CN212305581U - External heat dissipation mechanism of sound box

Info

Publication number: CN212305581U
Application number: CN202021435798.XU
Authority: CN
Inventors: 叶建勇
Original assignee: Guangzhou Oubo Audio Equipment Co ltd
Current assignee: Guangzhou Oubo Audio Equipment Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-01-05
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to the technical field of sound boxes, and discloses an external heat dissipation mechanism of a sound box, which comprises a sound box, wherein a rectangular opening is formed in the back surface of the sound box, and a heat radiator is arranged in the rectangular opening; the radiator comprises a fixing plate, inner side radiating fins, outer side radiating fins, a radiating fan and heat conducting pipes, wherein the inner side radiating fins and the outer side radiating fins are respectively arranged on two sides of the fixing plate, and the heat conducting pipes are provided with a plurality of groups and distributed on the inner side radiating fins and the outer side radiating fins. This external heat dissipation mechanism of audio amplifier installs in the outside of stereo set, utilizes inboard fin to transmit the temperature to the fixed plate on, on transmitting the outside fin, the cooperation heat pipe evenly transmits the temperature of inboard fin to the outside fin, recycles the heat dissipation fan and drives the air current and pass from the outside fin, takes away the heat on it to reduce its temperature, so derive the inside heat of audio amplifier.

Description

External heat dissipation mechanism of sound box

Technical Field

The utility model relates to an audio amplifier technical field specifically is an external heat dissipation mechanism of audio amplifier.

Background

The sound box is a device which can convert audio signal into sound, and is a popular way that a power amplifier is arranged in a main box body or a bass box body of the sound box, the sound box generates sound after amplifying the audio signal, so that the sound becomes bigger, the sound box is a terminal of the whole sound system, and the sound box is used for converting audio electric energy into corresponding sound energy and radiating the sound energy into space, is an extremely important component of the sound system and is responsible for converting electric signal into sound signal for the direct listening of ears of people.

The audio amplifier is in operation, can produce a large amount of heat energy, in case the stereo set can not in time dispel the heat, the tone quality of stereo set will be not good or the phenomenon of distortion appears, will burn out and scrap when serious, and the inside airtight design of adopting of quality in order to guarantee the audio amplifier of current audio amplifier basically, can only dispel the heat through the shell, and so the radiating effect is poor, can not in time dispel the heat, for this reason we have proposed the external heat dissipation mechanism of an audio amplifier.

SUMMERY OF THE UTILITY MODEL

Not enough to the above that prior art exists, the utility model provides an external heat dissipation mechanism of audio amplifier, the utility model provides the high radiating efficiency of audio amplifier.

The utility model provides a following technical scheme: an external heat dissipation mechanism of a sound box comprises the sound box, wherein a rectangular opening is formed in the back surface of the sound box, and a heat radiator is installed in the rectangular opening;

the radiator includes fixed plate, inboard fin, outside fin, heat dissipation fan and heat pipe, inboard fin and outside fin are installed respectively in the both sides of fixed plate, the heat pipe sets up the multiunit and distributes on inboard fin and outside fin, the heat dissipation fan is installed on the outside fin.

Preferably, the outer side radiating fins are provided with fixed blocks, and the radiating fans are arranged on the fixed blocks through bolts.

Preferably, one end of the heat pipe penetrates through the inner side radiating fin, the outer side radiating fin and the fixing plate and is connected with the other end of the heat pipe, and the two ends of the heat pipe are connected.

Preferably, the fixed plate is provided with a rubber mat positioned on the periphery of the inner side radiating fin, and the fixed plate is connected with the rectangular opening on the sound box through a bolt.

Preferably, the radiator is provided with a protective cover positioned outside the outer side radiating fins, and the protective cover is designed in a hollow manner.

Preferably, the fixing plate is made of aluminum alloy.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this external heat dissipation mechanism of audio amplifier, install in the outside of stereo set, utilize inboard fin with temperature transfer to the fixed plate on, on transferring the outside fin, the cooperation heat pipe evenly transfers the temperature of inboard fin to the outside fin, recycle the heat dissipation fan and drive the air current and pass from the outside fin, take away the heat on it, and reduce its temperature, so derive the inside heat of audio amplifier, accelerate the radiating process, avoid the audio amplifier high temperature, lead to the phenomenon that distortion appears in its tone quality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the heat sink of the present invention;

fig. 3 is a schematic partial structure diagram of fig. 2 according to the present invention.

In the figure: 1. a sound box; 2. a rectangular opening; 3. a heat sink; 31. a fixing plate; 32. an inner side heat sink; 33. an outer heat sink; 34. a heat dissipation fan; 35. a heat conducting pipe; 36. a fixed block; 37. a rubber pad; 38. a shield.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure, and in order to keep the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known parts of the disclosure is omitted to avoid unnecessarily obscuring the concepts of the present disclosure.

Referring to fig. 1-3, an external heat dissipation mechanism for a sound box includes a sound box 1, a rectangular opening 2 is formed in a back surface of the sound box 1, a heat sink 3 is installed in the rectangular opening 2, the rectangular opening 2 is sealed by the heat sink 3, so that the inside of the sound box 1 is still a closed environment without affecting the sound quality, and the heat sink 3 is used for dissipating heat inside the sound box 1, thereby preventing heat accumulation from generating high temperature and damaging the inside of the sound box 1.

The radiator 3 includes a fixing plate 31, an inner side heat sink 32, an outer side heat sink 33, a heat dissipation fan 34 and a heat conduction pipe 35, the inner side heat sink 32 and the outer side heat sink 33 are respectively installed on two sides of the fixing plate 31, the heat conduction pipe 35 is provided with a plurality of groups and distributed on the inner side heat sink 32 and the outer side heat sink 33, the heat dissipation fan 34 is installed on the outer side heat sink 33 and installed on the outer side of the sound box 1, the inner side heat sink 32 is used for transferring the temperature to the fixing plate 31, the inner side heat sink 32 is uniformly transferred to the outer side heat sink 33 by matching with the heat conduction pipe 35, and the heat dissipation fan 34 is used for driving the air flow to pass through the outer side.

The fixing block 36 is installed on the outer side heat sink 33, and the heat dissipation fan 34 is installed on the fixing block 36 through a bolt, so that the heat dissipation fan 34 is conveniently installed, and the heat dissipation fan 34 drives airflow to flow on the outer side heat sink 33 to dissipate heat of the outer side heat sink 33.

One end of the heat pipe 35 penetrates through the inner side heat sink 32, the outer side heat sink 33 and the fixing plate 31 and is connected with the other end thereof, two ends of the heat pipe 35 are connected, and the heat pipe 35 is used for quickly transferring the temperature of the inner side heat sink 32 to the outer side heat sink 33, so that the temperature is quickly transferred, and the heat dissipation is convenient.

Install the cushion 37 that is located the inside fin 32 periphery on the fixed plate 31, the fixed plate 31 passes through the bolt and is connected with the rectangle mouth 2 on the audio amplifier 1, after the installation of fixed plate 31, utilizes cushion 37 to seal rectangle mouth 2 for the inside of audio amplifier 1 keeps encapsulated situation, avoids its tone quality impaired.

The protective cover 38 located outside the outside heat dissipation fins 33 is installed on the heat sink 3, and the protective cover 38 is designed in a hollow manner, so that the heat sink 3 is protected by the protective cover 38, and the heat sink 3 is prevented from being collided.

The fixing plate 31 is made of aluminum alloy, which has good thermal conductivity and can transfer the temperature of the inner side heat sink 32 to the outer side heat sink 33 to enlarge the heat dissipation area and accelerate the heat dissipation efficiency.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides an external heat dissipation mechanism of audio amplifier, includes audio amplifier (1), its characterized in that: the back of the sound box (1) is provided with a rectangular opening (2), and a radiator (3) is arranged in the rectangular opening (2);

radiator (3) are including fixed plate (31), inboard fin (32), outside fin (33), heat dissipation fan (34) and heat pipe (35), the both sides at fixed plate (31) are installed respectively to inboard fin (32) and outside fin (33), heat pipe (35) set up the multiunit and distribute on inboard fin (32) and outside fin (33), heat dissipation fan (34) are installed on outside fin (33).

2. The external heat dissipation mechanism of a sound box of claim 1, wherein: and a fixing block (36) is arranged on the outer side radiating fin (33), and the radiating fan (34) is arranged on the fixing block (36) through a bolt.

3. The external heat dissipation mechanism of a sound box of claim 1, wherein: one end of the heat conduction pipe (35) penetrates through the inner radiating fin (32), the outer radiating fin (33) and the fixing plate (31) and is connected with the other end of the heat conduction pipe, and two ends of the heat conduction pipe (35) are connected.

4. The external heat dissipation mechanism of a sound box of claim 1, wherein: the fixing plate (31) is provided with a rubber pad (37) positioned on the periphery of the inner side radiating fin (32), and the fixing plate (31) is connected with the rectangular opening (2) on the sound box (1) through a bolt.

5. The external heat dissipation mechanism of a sound box of claim 1, wherein: the radiator (3) is provided with a protective cover (38) which is positioned on the outer side of the outer side radiating fins (33), and the protective cover (38) is designed in a hollow mode.

6. The external heat dissipation mechanism of a sound box of claim 1, wherein: the fixing plate (31) is made of aluminum alloy.