CN214101685U

CN214101685U - Loudspeaker cavity heat radiation structure

Info

Publication number: CN214101685U
Application number: CN202120385263.4U
Authority: CN
Inventors: 朱慎书
Original assignee: Sihong Shangyang Electroacoustic Equipment Co ltd
Current assignee: Sihong Shangyang Electroacoustic Equipment Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-08-31
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a loudspeaker cavity heat radiation structure, which comprises a loudspeaker cavity, wherein the upper part and the lower part of two sides of the loudspeaker cavity are both connected with three damping springs, the ends of the three damping springs are connected with a protective shell, the outer walls of two sides of the protective shell are both fixedly connected with fixed blocks, and the fixed blocks are provided with mounting holes, the outer walls of two sides of the protective shell are both provided with fixed plates, the outer walls of the bottom of the two fixed plates are both provided with magnets, the outer walls of the bottom of the two magnets are both provided with mounting plates, two are arranged on the outer walls of the bottom of the mounting plates, and the heat radiation mechanism comprises a pipe body, a dust baffle, a heat radiation fan and an active carbon plate, the utility model can radiate heat of the loudspeaker cavity through the heat radiation mechanism arranged at the bottom of the mounting plates, and can buffer the external impact on the loudspeaker cavity by placing the loudspeaker cavity inside the protective shell, the impact force on the loudspeaker cavity is reduced.

Description

Loudspeaker cavity heat radiation structure

Technical Field

The utility model relates to a speaker technical field especially relates to speaker cavity heat radiation structure.

Background

The existing loudspeaker and the loudspeaker cavity are designed to be thinner and thinner, but the loudspeaker is easy to heat when in work, the lower part of the loudspeaker is a main heat source for heating the loudspeaker, and the lower cover of the cavity is easy to scald after long-time heat accumulation and cannot be dissipated, so that the loudspeaker cavity needs to be radiated;

but current speaker cavity heat radiation structure sets up the louvre at the speaker cavity usually and dispels the heat, and the radiating effect is poor, and current speaker cavity can't protect it, can't cushion when the speaker receives external force striking, makes the speaker receive the damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat radiation structure of a loudspeaker cavity.

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

a loudspeaker cavity heat dissipation structure comprises a loudspeaker cavity, wherein three damping springs are connected to the upper portion and the lower portion of the two sides of the loudspeaker cavity, the tail ends of the three damping springs are connected with a protective shell, the outer walls of the two sides of the protective shell are fixedly connected with fixed blocks, mounting holes are formed in the fixed blocks, fixed plates are mounted on the outer walls of the bottoms of the two sides of the protective shell, magnets are mounted on the outer walls of the bottoms of the two fixed plates, mounting plates are mounted on the outer walls of the bottoms of the two magnets, heat dissipation mechanisms are mounted on the outer walls of the bottoms of the two mounting plates and comprise pipe bodies, dust blocking plates, heat dissipation fans and activated carbon plates, the pipe bodies are mounted on the outer walls of the bottoms of the two mounting plates, the outer walls of the lower portions of the pipe bodies are connected with the dust blocking plates, the inner walls of the pipe bodies are connected with the heat dissipation fans, the heat dissipation fans are located above the dust blocking plates, and the activated carbon plates are mounted on the inner walls of the pipe bodies above the heat dissipation fans, the vibrating membranes are installed on the inner walls of the two sides of the bottom of the loudspeaker cavity, and the tail ends of the two vibrating membranes are located on the inner wall of the bottom of the loudspeaker cavity and are connected with centering support pieces.

Preferably, two centering piece end all is connected with the dust cover, and the dust cover is installed at speaker cavity bottom inner wall, and dust cover bottom externally mounted has temperature sensor, and temperature sensor is located dust cover bottom outer wall and installs soft iron core post, and the voice coil loudspeaker voice coil is installed to soft iron core post outer wall, and the voice coil loudspeaker voice coil is close to the magnet of both sides.

Preferably, the speaker cavity and the upper part and the lower part of the protective shell are both provided with air outlets, and the air outlets of the speaker cavity and the lower part of the protective shell are provided with filter screens which are of a stretchable structure.

Preferably, the speaker cavity is matched with the protective shell, and the speaker cavity and the outer wall of the bottom of the protective shell are rolled to form an opening.

Preferably, the dust guard plate is provided with air inlets distributed at equal intervals, and the dust guard plate is opposite to the dust cover.

Preferably, the temperature sensor is connected with the cooling fan through the controller, and the temperature sensor is close to the centering disk.

The utility model has the advantages that:

1. the utility model discloses in, through placing the speaker cavity inside protecting sheathing, can pass through the damping spring of installation between protecting sheathing and the speaker cavity, the external shock that the convenience received the speaker cavity cushions, and the impact force that makes the speaker cavity receive reduces, protects the speaker cavity not receive the damage, extension speaker cavity life.

2. Through the heat dissipation mechanism of installation in mounting panel bottom, body, dust board, active carbon board and the radiator fan through the installation of heat dissipation mechanism mutually support, can dispel the heat to the speaker cavity, through the dust board and the active carbon board of body installation, can block adsorption treatment through dust board and active carbon board with the impurity that contains in the air and moisture, improved the radiating effect.

Drawings

Fig. 1 is the utility model provides a speaker cavity heat radiation structure's section structure sketch map.

Fig. 2 is the utility model provides a speaker cavity heat radiation structure's heat dissipation mechanism structure sketch map.

Fig. 3 is a schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1 speaker cavity, 2 damping spring, 3 protecting sheathing, 4 fixed blocks, 5 fixed plates, 6 magnet, 7 mounting panels, 8 heat dissipation mechanisms, 9 bodys, 10 dust boards, 11 radiator fan, 12 activated carbon boards, 13 vibrating diaphragms, 14 centering piece, 15 dust covers, 16 temperature sensor, 17 soft iron core post, 18 voice coil loudspeaker voice coil, 19 filter screens.

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.

Referring to fig. 1-3, the speaker cavity heat dissipation structure comprises a speaker cavity 1, wherein the outer walls of the upper part and the lower part of two sides of the speaker cavity 1 are respectively connected with three damping springs 2, the tail ends of the three damping springs 2 are respectively connected with a protective shell 3, the outer walls of two sides of the protective shell 3 are respectively fixedly connected with a fixed block 4, the fixed blocks 4 are provided with mounting holes, the outer walls of the bottoms of two sides of the protective shell 3 are respectively provided with a fixed plate 5, the outer walls of the bottoms of two fixed plates 5 are respectively provided with a magnet 6, and the outer walls of the bottoms of two magnets 6 are respectively provided with a mounting plate 7;

the heat dissipation mechanism 8 is mounted on the outer walls of the bottoms of the two mounting plates 7, the heat dissipation mechanism 8 comprises a pipe body 9, a dust baffle plate 10, a heat dissipation fan 11 and an activated carbon plate 12, the pipe body 9 is mounted on the outer walls of the bottoms of the two mounting plates 7, the outer wall of the lower portion of the pipe body 9 is connected with the dust baffle plate 10, the dust baffle plate 10 is provided with air inlets distributed at equal intervals, the dust baffle plate 10 is opposite to a dust cover 15, the inner wall of the pipe body 9 is connected with the heat dissipation fan 11, the heat dissipation fan 11 is located above the dust baffle plate 10, and the activated carbon plate 12 is mounted on the inner wall of the pipe body 9 above the heat dissipation fan 11;

the inner walls of two sides of the bottom of the loudspeaker cavity 1 are respectively provided with a vibrating membrane 13, the tail ends of the two vibrating membranes 13, which are positioned at the bottom of the loudspeaker cavity 1, are respectively connected with a centering branch piece 14, the tail ends of the two centering branch pieces 14 are respectively connected with a dust cover 15, the dust covers 15 are arranged at the inner wall of the bottom of the loudspeaker cavity 1, the outer part of the bottom of each dust cover 15 is provided with a temperature sensor 16, and the outer wall of the temperature sensor 16, which is positioned at the bottom of each dust cover 15, is provided with a soft iron core column 17;

voice coil 18 is installed to soft iron core post 17 outer wall, and voice coil 18 is close to the magnet 6 of both sides, temperature sensor 16 passes through the controller and is connected with radiator fan 11, and temperature sensor 16 is close to centering piece 14, the venthole has all been seted up with the lower part on

speaker cavity

1 and 3 upper portions of protecting sheathing, and the venthole of

speaker cavity

1 and 3 lower parts of protecting sheathing installs filter screen 19, and filter screen 19 is tensile structure,

speaker cavity

1 and 3 looks adaptations of protecting sheathing, and

speaker cavity

1 and 3 bottom outer walls of protecting sheathing roll up and open there is the opening.

The working principle is as follows: the loudspeaker cavity 1 is placed inside the protective shell 3, and the damping spring 2 is arranged between the protective shell 3 and the loudspeaker cavity 1, so that the external force impact on the loudspeaker cavity 1 is buffered conveniently, the impact force on the loudspeaker cavity 1 is reduced, and the loudspeaker cavity 1 is protected from being damaged;

through the heat dissipation mechanism 8 of installation in mounting panel 7 bottom, body 9 through the installation of heat dissipation mechanism 8, keep off dirt board 10, activated carbon board 12 and radiator fan 11 mutually support, conveniently dispel the heat to speaker cavity 1, keep off dirt board 10 and activated carbon board 12 through the installation of body 9, impurity and moisture that conveniently contain in the air block absorption through keeping off dirt board 10 and activated carbon board 12 and handle, the radiating effect has been improved, then through the venthole of seting up between protecting sheathing 3 and speaker cavity 1, conveniently with the wind that radiator fan 11 insufflates, filter screen 19 through the venthole installation discharges.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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

1. Speaker cavity heat radiation structure, including speaker cavity (1), its characterized in that, the upper portion and the lower part outer wall of speaker cavity (1) both sides all are connected with three damping spring (2), and three damping spring (2) end all is connected with protecting sheathing (3), protecting sheathing (3) both sides outer wall all fixedly connected with fixed block (4), and fixed block (4) have seted up the mounting hole, protecting sheathing (3) both sides bottom outer wall all installs fixed plate (5), and two fixed plate (5) bottom outer wall all install magnet (6), two magnet (6) bottom outer wall all install mounting panel (7), two mounting panel (7) bottom outer wall installs heat radiation mechanism (8), and heat radiation mechanism (8) include body (9), dust board (10), radiator fan (11) and active carbon board (12), body (9) are installed at two mounting panels (7) bottom outer walls, and body (9) lower part outer wall is connected with dust board (10), body (9) inner wall is connected with radiator fan (11), and radiator fan (11) are located dust board (10) top, and radiator fan (11) top is located body (9) inner wall and installs activated carbon plate (12), diaphragm (13) are all installed to speaker cavity (1) bottom both sides inner wall, and two diaphragm (13) end are located speaker cavity (1) bottom inner wall and all are connected with centering piece (14).

2. The speaker cavity heat dissipation structure according to claim 1, wherein a dust cover (15) is connected to each of the two ends of the centering branch pieces (14), the dust cover (15) is installed on the inner wall of the bottom of the speaker cavity (1), a temperature sensor (16) is installed outside the bottom of the dust cover (15), the temperature sensor (16) is located on the outer wall of the bottom of the dust cover (15) and is provided with a soft iron core column (17), a voice coil (18) is installed on the outer wall of the soft iron core column (17), and the voice coil (18) is close to the magnets (6) on the two sides.

3. The speaker cavity heat dissipation structure as recited in claim 1, wherein air outlets are formed at the upper and lower portions of the speaker cavity (1) and the protective casing (3), and a filter screen (19) is installed at the air outlets at the lower portions of the speaker cavity (1) and the protective casing (3), wherein the filter screen (19) is of a stretchable structure.

4. The speaker chamber heat dissipation structure as recited in claim 1, wherein the speaker chamber (1) is adapted to the protection housing (3), and the speaker chamber (1) and the bottom outer wall of the protection housing (3) are rolled to form an opening.

5. The heat dissipation structure of the speaker chamber as claimed in claim 1, wherein the dust guard (10) has air inlets distributed at equal intervals, and the dust guard (10) is opposite to the dust cover (15).

6. The speaker chamber heat dissipation structure as recited in claim 2, wherein the temperature sensor (16) is connected to the heat dissipation fan (11) through a controller, and the temperature sensor (16) is close to the stiffener (14).