CN216721520U

CN216721520U - Loudspeaker audio amplifier is used in car power amplifier production

Info

Publication number: CN216721520U
Application number: CN202123082519.3U
Authority: CN
Inventors: 张应国
Original assignee: Dongguan Yuanyuan Electronics Co ltd
Current assignee: Dongguan Yuanyuan Electronics Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-10
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a horn sound box for automobile power amplifier production, which comprises a box body, wherein a box cover is clamped on the front surface of the box body, a loudspeaker is fixedly arranged in the middle of the box cover, accommodating grooves are respectively formed in the middle of two sides of the inner wall of the box body, an electromagnet is fixedly embedded in the middle of one side of the inner wall of the accommodating groove, grooves are respectively formed in two ends of one side of the inner wall of the accommodating groove, springs are respectively fixedly connected to one side of the inner wall of each groove, a clamping block is fixedly embedded in the middle of one side of the clamping block close to the electromagnet, clamping grooves are respectively formed in two sides of the box cover, the surface of the clamping block is clamped with the clamping grooves, a fan is fixedly arranged in the middle of the top end of the box body, the output end of the fan is communicated with the interior of the box body, and the input end of the fan is fixedly communicated with a dehumidifying box. And the sound box has good heat dissipation effect.

Description

Loudspeaker audio amplifier is used in car power amplifier production

Technical Field

The utility model relates to the field of sound boxes, in particular to a loudspeaker sound box for automobile power amplifier production.

Background

A sound box is a device that converts an electrical signal into an acoustic signal, and is an extremely important component of an acoustic system.

The power amplifier of car will cooperate the audio amplifier to use after the production, but current audio amplifier dismouting is inconvenient, is not convenient for clear up and maintain inner structure, and the radiating effect of audio amplifier is not good, and the high temperature can lead to the fact the harm to inside component, we have proposed a car power amplifier production for this reason loudspeaker audio amplifier.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a horn sound box for automobile power amplifier production, which aims to solve the problems that the existing sound box is inconvenient to disassemble and assemble, the internal structure is inconvenient to clean and maintain, the heat dissipation effect of the sound box is poor, and internal elements are damaged due to overhigh temperature in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a loudspeaker audio amplifier is used in car power amplifier production, includes the box, the positive block of box has the case lid, the middle part fixed mounting of case lid has the speaker, the storage tank has all been seted up at the middle part of box inner wall both sides, the fixed electro-magnet that is equipped with that inlays in middle part of storage tank inner wall one side, the both ends of storage tank inner wall one side are all seted up flutedly, two the equal fixedly connected with spring in one side of recess inner wall, two the one end fixedly connected with fixture block of spring, the middle part that the fixture block is close to electro-magnet one side is fixed to be inlayed and is equipped with the iron sheet, the draw-in groove has all been seted up to the both sides of case lid, just the surface and the draw-in groove block of fixture block, the middle part fixed mounting on box top has the fan, the output of fan communicates with the inside of box, the fixed intercommunication of input of fan has the dehumidification case.

When the loudspeaker sound box is used for automobile power amplifier production, the iron sheet is adsorbed through the starting electromagnet, so that the clamping block falls off from the clamping groove, the box cover can be detached, and the inside of the sound box is convenient to maintain.

According to a preferable technical scheme of the utility model, the top end of the dehumidification box is provided with an air inlet, the surface of the air inlet is clamped with a first filter screen, water-absorbent resin is placed inside the dehumidification box, the bottoms of two sides of the box body are respectively provided with a plurality of radiating holes, the middle parts of two sides of the box body are respectively and fixedly connected with a heat-conducting fin, and the surface of the heat-conducting fin is fixedly connected with radiating fins. The first filter screen and the water-absorbing resin are used for filtering dust and moisture in wind, so that heat dissipation is safer.

As a preferable technical solution of the present invention, a protective net is fastened to a joint of the fan and the dehumidifying box. The water-absorbent resin in the dehumidification tank is prevented from falling down.

As a preferable technical scheme of the utility model, the surface of the heat dissipation opening is fixedly connected with a second filter screen. Prevent dust from falling into the box body from the heat dissipation opening.

As a preferred technical scheme of the present invention, two sides of the clamping block are fixedly connected with sliding blocks, surfaces of the two sliding blocks are slidably connected with sliding grooves, and the two sliding grooves are respectively formed on two sides of an inner wall of the accommodating groove. The sliding block and the sliding groove can limit and guide the movement of the clamping block.

As a preferred technical scheme of the present invention, a first switch is fixedly installed on one side of the top end of the box body, the electromagnet is electrically connected to an external power source through the first switch, a second switch is fixedly installed on the other side of the top end of the box body, and the fan is electrically connected to the external power source through the second switch. The first switch is pressed to control the electromagnet to be turned on and turned off, and the second switch is pressed to control the fan to be turned on and turned off.

As a preferable technical scheme of the utility model, the bottom of the front side of the box cover is fixedly connected with a shifting plate. The box cover is convenient to take down from the box body through the shifting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the iron sheet is adsorbed by starting the electromagnet, the clamping block can be sucked into the containing groove under the action of magnetic force, the clamping and fixing of the box cover are released, the box cover can be taken out, the box cover is clamped on the box body again during installation, the electromagnet is closed, the clamping block can be ejected out under the action of the elastic force of the two springs, and the box cover is clamped with the clamping groove again to complete the fixing of the box cover, so that the box cover is convenient to disassemble and assemble, and the internal structure of the sound box is convenient to maintain;

2. through be equipped with conducting strip and heat radiation fins in the box both sides, the conducting strip can improve hot-conductive efficiency, be favorable to with the heat conduction on the box to the heat radiation fins effluvium, accessible starts the fan induced draft from the outside in addition, dust in the wind can be blocked by first filter screen, moisture in the wind can be absorbed by the absorbent resin of dehumidification incasement, avoid causing the influence to the inside device of audio amplifier, wind after the filtration can get into in the box and take inside hot-air to discharge from the thermovent, can be quick dispel the heat to the audio amplifier from this, prevent that high temperature from influencing the normal operating and life of inside device.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the present invention at the box;

fig. 3 is a partial cross-sectional view of the present invention.

In the figure: 1. a box body; 2. a box cover; 3. a speaker; 4. a containing groove; 5. an electromagnet; 6. a groove; 7. a spring; 8. a clamping block; 9. iron sheets; 10. a card slot; 11. a slider; 12. a chute; 13. a fan; 14. a dehumidification box; 15. a first filter screen; 16. a protective net; 17. a heat dissipation port; 18. a second filter screen; 19. a first switch; 20. a second switch; 21. dialing a plate; 22. a heat conductive sheet; 23. and heat dissipation fins.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a horn speaker box for power amplifier production of automobiles, comprising a box body 1, a box cover 2 is clamped on the front surface of the box body 1, a loudspeaker 3 is fixedly arranged in the middle of the box cover 2, a containing groove 4 is arranged in the middle of each of two sides of the inner wall of the box body 1, an electromagnet 5 is fixedly embedded in the middle of each of the inner walls of the containing groove 4, grooves 6 are arranged in each of two ends of each of the inner walls of the containing grooves 4, a spring 7 is fixedly connected to each of the inner walls of the two grooves 6, a clamping block 8 is fixedly connected to one end of each of the two springs 7, the clamping block 8 can be pushed out outwards under the action of the elastic force of the two springs 7, an iron sheet 9 is fixedly embedded in the middle of each clamping block 8 close to one side of the electromagnet 5, the electromagnet 9 can be magnetically attracted to the iron sheet 9 after the electromagnet 5 is started, clamping grooves 10 are arranged on two sides of the box cover 2, the surface of each clamping block 8 is clamped with the clamping grooves 10, a fan 13 is fixedly arranged in the middle of the top end of the box body 1, the output of fan 13 communicates with the inside of box 1, and fan 13 can be with outside wind suction box 1 in, and the fixed intercommunication of input of fan 13 has dehumidification case 14.

When the loudspeaker box is used, when the box cover 2 is to be taken down, the iron sheet 9 is adsorbed by starting the electromagnet 5, the clamping block 8 can be sucked into the containing groove 4 under the action of magnetic force, the clamping and fixing of the box cover 2 is released, the box cover 2 can be taken out, the box cover 2 is clamped on the box body 1 again and the electromagnet 5 is closed during installation, the clamping block 8 can be ejected out under the action of the elastic force of the two springs 7, and the clamping block is clamped with the clamping groove 10 again to finish the fixing of the box cover 2, so that the box cover 2 is convenient to disassemble and assemble, and the internal structure of the loudspeaker box is convenient to maintain;

an air inlet is formed in the top end of the dehumidifying box 14, a first filter screen 15 is clamped on the surface of the air inlet, dust in the air can be blocked, water-absorbent resin is placed inside the dehumidifying box 14, moisture in the air can be absorbed, a plurality of radiating holes 17 are formed in the bottoms of two sides of the box body 1 and used for discharging air, heat conducting fins 22 are fixedly connected to the middle portions of two sides of the box body 1, radiating fins 23 are fixedly connected to the surfaces of the heat conducting fins 22, a protective screen 16 is clamped at the connecting position of the fan 13 and the dehumidifying box 14, the water-absorbent resin is prevented from falling down, a second filter screen 18 is fixedly connected to the surfaces of the radiating holes 17, and dust is prevented from falling into the box body 1 from the radiating holes 17;

when the box is used, the heat conducting fins 22 and the heat radiating fins 23 are arranged on the two sides of the box body 1, the heat conducting fins 22 can improve the heat conducting efficiency, heat on the box body 1 can be conducted to the heat radiating fins 23 to be radiated, in addition, air can be sucked from the outside by starting the fan 13, water-absorbent resin in the dehumidifying box 14 can be placed above the protective screen 16, dust in wind can be blocked by the first filter screen 15, moisture in wind can be absorbed by the water-absorbent resin, the influence on devices in the sound box is avoided, the filtered wind can enter the box body 1 and drive hot air in the box body to be discharged from the heat radiating port 17, and the second filter screen 18 is arranged at the heat radiating port 17 to improve the dustproof effect, so that the sound box can be rapidly radiated, and the normal operation and the service life of the devices in the box body are prevented from being influenced by high temperature;

the two sides of the clamping block 8 are fixedly connected with sliding blocks 11, the surfaces of the two sliding blocks 11 are connected with sliding grooves 12 in a sliding mode, the two sliding grooves 12 are formed in the two sides of the inner wall of the accommodating groove 4 respectively and can achieve limiting and guiding effects on movement of the clamping block 8, a first switch 19 is fixedly installed on one side of the top end of the box body 1, the electromagnet 5 is electrically connected with an external power supply through the first switch 19, the first switch 19 is used for controlling opening and closing of the electromagnet 5, a second switch 20 is fixedly installed on the other side of the top end of the box body 1, the fan 13 is electrically connected with the external power supply through the second switch 20, the second switch 20 is used for controlling opening and closing of the fan 13, and a shifting plate 21 is fixedly connected to the bottom of the front side of the box cover 2 so that the box cover 2 can be taken down conveniently;

during the use, switch on external power supply, start electromagnet 5 through pressing first switch 19 for adsorb iron sheet 9 on the fixture block 8, and remove to storage tank 4 in by draw-in groove 10 under the direction of slider 11 and spout 12, it is fixed to relieve the block of case lid 2 this moment, can hand dial board 21 and take off case lid 2, when the audio amplifier use in-process temperature was too high, start fan 13 through pressing second switch 20, thereby dispel the heat to the audio amplifier.

When the loudspeaker sound box for automobile power amplifier production is used, when the box cover 2 is to be taken down, the iron sheet 9 is adsorbed by the starting electromagnet 5, the clamping block 8 can be sucked into the accommodating groove 4 under the action of magnetic force, the clamping and fixing of the box cover 2 is released, the box cover 2 can be taken out, the box cover 2 is clamped on the box body 1 again and the electromagnet 5 is closed during installation, the clamping block 8 can be ejected out under the action of the elastic force of the two springs 7 and is clamped with the clamping groove 10 again to complete the fixing of the box cover 2, therefore, the box cover 2 is convenient to disassemble and assemble, the internal structure of the sound box is convenient to maintain, through arranging the heat conducting sheets 22 and the heat radiating fins 23 on the two sides of the box body 1, the heat conducting sheets 22 are made of silica gel materials, the heat conducting efficiency of the heat on the box body 1 can be favorably conducted to the heat radiating fins 23 to be radiated, in addition, the air suction can be carried out from the outside by starting the fan 13, dust in the wind can be blocked by the first filter screen 15, moisture in the wind can be absorbed by the water-absorbent resin in the dehumidifying box 14, the influence on devices inside the sound box is avoided, the filtered wind can enter the box body 1 and carry the inside hot air to be discharged from the heat-radiating port 17, and therefore the sound box can be rapidly radiated, and the normal operation and the service life of the devices inside are prevented from being influenced by high temperature.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a car power amplifier production is with loudspeaker audio amplifier, includes box (1), its characterized in that: the front of the box body (1) is clamped with a box cover (2), a loudspeaker (3) is fixedly mounted in the middle of the box cover (2), accommodating grooves (4) are formed in the middles of two sides of the inner wall of the box body (1), an electromagnet (5) is fixedly embedded in the middle of one side of the inner wall of the accommodating groove (4), grooves (6) are formed in two ends of one side of the inner wall of the accommodating groove (4), springs (7) are fixedly connected to one side of the inner wall of each groove (6), a clamping block (8) is fixedly connected to one end of each spring (7), an iron sheet (9) is fixedly embedded in the middle of one side, close to the electromagnet (5), of each clamping block (8), clamping grooves (10) are formed in two sides of the box cover (2), the surface of each clamping block (8) is clamped with the clamping grooves (10), and a fan (13) is fixedly mounted in the middle of the top end of the box body (1), the output of fan (13) and the inside intercommunication of box (1), the fixed intercommunication of input of fan (13) has dehumidification case (14).

2. The loudspeaker sound box is used in car power amplifier production of claim 1, characterized in that: the air intake has been seted up on the top of dehumidification case (14), the surface block of air intake has first filter screen (15), water absorbent resin has been placed to the inside of dehumidification case (14), a plurality of thermovent (17) have all been seted up to the bottom of box (1) both sides, the equal fixedly connected with conducting strip (22) in middle part of box (1) both sides, the fixed surface of conducting strip (22) is connected with heat radiation fins (23).

3. The loudspeaker sound box is used in car power amplifier production of claim 2, characterized in that: and a protective net (16) is clamped at the joint of the fan (13) and the dehumidifying box (14).

4. The loudspeaker sound box is used in car power amplifier production of claim 2, characterized in that: and a second filter screen (18) is fixedly connected to the surface of the heat dissipation opening (17).

5. The loudspeaker sound box is used in car power amplifier production of claim 2, characterized in that: the equal fixedly connected with slider (11) in both sides of fixture block (8), two the equal sliding connection in surface of slider (11) has spout (12), and two spout (12) are seted up respectively in the both sides side of storage tank (4) inner wall.

6. The loudspeaker sound box is used in car power amplifier production of claim 1, characterized in that: one side fixed mounting on box (1) top has first switch (19), electro-magnet (5) are through first switch (19) and external power supply electric connection, the opposite side fixed mounting on box (1) top has second switch (20), fan (13) are through second switch (20) and external power supply electric connection.

7. The loudspeaker sound box is used in car power amplifier production of claim 1, characterized in that: the bottom of the front surface of the box cover (2) is fixedly connected with a shifting plate (21).