CN212183685U

CN212183685U - Protection device of sound box

Info

Publication number: CN212183685U
Application number: CN202020730621.6U
Authority: CN
Inventors: 刘学; 王子牛
Original assignee: Dongguan Fuqun Cnc Technology Co ltd
Current assignee: Dongguan Fuqun Cnc Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-12-18
Anticipated expiration: 2030-05-06

Abstract

The utility model is suitable for a speaker protection technical field provides a protector of speaker, a serial communication port, including box, rectangle window, weather shield, guiding gutter, first delivery port, place board, first spring, buffer board, second spring, baffle, wiring mouth, recess and second delivery port, the beneficial effects of the utility model are that: can prevent through the weather shield that the rainwater from entering into in the box, and can not influence audio amplifier work, through the cooperation of guiding gutter with first delivery port, when intaking in the box, can discharge fast, through the wiring mouth, through the cooperation between recess and the second delivery port, can not influence the wiring of audio amplifier, can prevent simultaneously that the rainwater from getting into in the box from wiring mouth department, through first spring and place the board and the cooperation between second spring and the buffer board, can prevent that the audio amplifier from damaging because of striking or jolting, the protecting effect is good, moreover, the steam generator is simple in structure.

Description

Protection device of sound box

Technical Field

The utility model belongs to the technical field of the audio amplifier protection, especially, relate to a protection device of audio amplifier.

Background

A speaker refers to a device that can convert an audio signal into sound. The popular way is that a power amplifier is arranged in a main box body or a bass box body of the sound box, and the sound is emitted back by the sound box after the audio signal is amplified, so that the sound is increased.

The loudspeaker box is a terminal of the whole sound system and is used for converting audio electric energy into corresponding sound energy and radiating the sound energy into a space. It is an extremely important component of an audio system and is responsible for the task of converting electrical signals into acoustic signals for direct listening by the human ear.

The sound wave tube type loudspeaker box can be divided into a sealed loudspeaker box, a phase inversion type loudspeaker box, a labyrinth type loudspeaker box, a sound wave tube type loudspeaker box, a multi-cavity resonant type loudspeaker box and the like according to the structure of the box body. The inverted type sound box is most used in the professional sound box, and is characterized by wide frequency response, high efficiency and large sound pressure, and accords with the sound box type of the professional sound system. The sealed sound box has the advantages of simple design and manufacture debugging, wider frequency response, good low-frequency transient characteristic and the like, but has higher requirement on the sound dialing unit. Among various sound boxes, the inverted sound box and the sealed sound box account for most of the proportion, and other sound boxes account for a few of the proportion, though the structural forms are various.

Present audio amplifier does not have protector mostly when outdoor use, when meetting emergency such as rain, if do not in time accomodate the audio amplifier, can exert an influence to the performance of audio amplifier, the rainwater can make audio amplifier internal connection line short circuit and produce ponding, reduces the life of audio amplifier.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protection device of audio amplifier aims at solving the audio amplifier that proposes in the background art and does not have protection device's problem when the open air is used.

The utility model is realized in such a way, a protection device for a sound box, which is characterized by comprising a box body, a rectangular window, a rain shield, a water chute, a first water outlet, a placing plate, a first spring, a buffer plate, a second spring, a baffle, a wiring port, a groove and a second water outlet, wherein the left side and the right side of the box body are respectively provided with the rectangular window, a group of the rain shield is formed between the two sides of the rectangular window in the vertical direction, the left side and the right side of the bottom of the box body are respectively provided with the water chute, the front end of the water chute is respectively provided with the first water outlet, the bottom of the inner side of the box body is provided with the placing plate, the placing plate is connected with the box body through the first spring, the front side and the back side of the left side in the box body are symmetrically provided with two buffer plates, the buffer plates are connected with the box body through the second spring, the buffer board with the second spring bilateral symmetry arranges, the articulated one of installing in front side of box the baffle, the intermediate position on the baffle is on average formed with three the wiring mouth, be formed with one in the wiring mouth the recess, the bottom of recess is formed with one the second delivery port.

Further, the height of the rear end of the water chute is higher than that of the front end.

Still further, the angle between the flashing and the horizontal is in the range of 45 ° to 60 °.

Further, the rain shield is made of an aluminum alloy material subjected to polishing treatment.

Further, a latch lock is mounted on the shutter.

Furthermore, four top points on the bottom surface of the box body are respectively provided with a universal wheel.

Furthermore, a sealing strip is arranged between the baffle and the box body.

Further, a sponge pad is mounted on the inner surface of the rear side of the case body.

The utility model has the advantages that: can prevent through the weather shield that the rainwater from entering into in the box, and can not influence audio amplifier work, through the cooperation of guiding gutter with first delivery port, when intaking in the box, can discharge fast, through the wiring mouth, through the cooperation between recess and the second delivery port, can not influence the wiring of audio amplifier, can prevent simultaneously that the rainwater from getting into in the box from wiring mouth department, through first spring and place the board and the cooperation between second spring and the buffer board, can prevent that the audio amplifier from damaging because of striking or jolting, the protecting effect is good, moreover, the steam generator is simple in structure.

Drawings

Fig. 1 is a schematic view of the overall structure of a first viewing angle provided by the present invention;

fig. 2 is a schematic view of the overall structure of a second viewing angle provided by the present invention;

FIG. 3 is a schematic view of the general structure of the present invention without the inclusion of baffles;

fig. 4 is a schematic view of the structure of the wiring port provided by the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2, 3 and 4, the speaker protection device is characterized by comprising a box body 1, a rectangular window 2, a rain shield 3, a water chute 4, a first water outlet 5, a placing plate 6, a first spring 7, a buffer plate 8, a second spring 9, a baffle 10, a wiring port 11, a groove 12 and a second water outlet 13, wherein the left side and the right side of the box body 1 are respectively provided with the rectangular window 2, a group of rain shields 3 are formed between the two sides of the rectangular window 2 in the vertical direction, the left side and the right side of the bottom of the box body 1 are respectively provided with the water chute 4, the front end of the water chute 4 is respectively provided with the first water outlet 5, the bottom of the inner side of the box body 1 is provided with the placing plate 6, the placing plate 6 is connected with the box body 1 through the first spring 7, the two buffer plates 8 are symmetrically arranged in the front and back of the left side in the box body 1, the buffer plates 8 are connected with the box body 1 through the second, buffer board 8 and second spring 9 bilateral symmetry arrange, and the articulated baffle 10 that installs in the front side of box 1, the intermediate position on the baffle 10 is on average formed with three wiring mouth 11, is formed with a recess 12 in the wiring mouth 11, and the bottom of recess 12 is formed with a second delivery port 13.

The rear end of the water chute 4 is higher than the front end, so that rainwater can flow out quickly.

The angle between the rain shield 3 and the horizontal plane is in the range of 45 to 60 degrees, and the rain shielding effect is optimal in this range.

The rain shield 3 is made of aluminum alloy materials subjected to polishing treatment, the aluminum alloy materials are light and durable, the surface roughness of the polishing treatment is small, and rainwater can quickly slide off the rain shield 3.

A latch lock 14 is mounted on the barrier 10 to lock the barrier 10.

Four summit positions on the bottom surface of the box body 1 are respectively provided with an universal wheel 15, which is convenient for the utility model discloses remove.

And a sealing strip is arranged between the baffle plate 10 and the box body 1 to prevent rainwater from permeating into the box body 1.

The sponge mat is arranged on the inner surface of the rear side of the box body 1, so that the sound box is prevented from directly impacting the rear side surface of the box body 1.

When using the device, follow the audio amplifier the utility model discloses a on the front end was put into placing board 6 in box 1, the other both sides of audio amplifier and the buffer board 8 contact in the box 1 will penetrate from wiring mouth 11 with stereo set connecting wire, be connected with the audio amplifier, with the loudspeaker court of audio amplifier the utility model discloses a rectangle window, 2 places, closes baffle 10. Lock bolt lock 14, when raining, through convex wiring mouth 11, can prevent that most rainwater from directly entering into in the box 1, a small amount of rainwater enters into wiring mouth 11, cooperation through recess 12 and second delivery port 13, the rainwater can flow into in the recess 12 from the outflow of second delivery port 13, the rainwater falls on weather shield 3, be formed with the contained angle between a set of weather shield 3 and the horizontal plane, can prevent that direct rainwater from entering into in the box 1, if have a small amount of rainwater to enter into in the box 1, can derive the rainwater from 5 departments of first delivery port through guiding gutter 4.

The utility model has the advantages that: can prevent through weather shield 3 that the rainwater from entering into in the box 1, and can not influence audio amplifier work, cooperation through guiding gutter 4 and first delivery port 5, when intaking in the box 1, can discharge fast, through wiring mouth 11, cooperation between recess 12 and the second delivery port 13, can not influence the wiring of audio amplifier, simultaneously can prevent that the rainwater from getting into in the box 1 from wiring mouth 11, through first spring 7 with place the cooperation between board 6 and second spring 9 and the buffer board 8, can prevent that the audio amplifier from damaging because of striking or jolting, the protecting effect is good, moreover, the steam generator is simple in structure.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A protection device of a sound box is characterized by comprising a box body (1), a rectangular window (2), a rain baffle (3), a water guide groove (4), a first water outlet (5), a placing plate (6), a first spring (7), a buffer plate (8), a second spring (9), a baffle (10), a wiring port (11), a groove (12) and a second water outlet (13), wherein the rectangular window (2) is respectively formed on the left side and the right side of the box body (1), a group of rain baffle (3) is formed between the two sides of the rectangular window (2) in the vertical direction, the water guide groove (4) is respectively formed on the left side and the right side of the bottom of the box body (1), the first water outlet (5) is respectively formed at the front end of the water guide groove (4), the placing plate (6) is arranged on the bottom of the inner side of the box body (1), place board (6) through first spring (7) with box (1) is connected, be provided with two around the left in box (1) symmetrically buffer board (8), buffer board (8) pass through second spring (9) with box (1) is connected, buffer board (8) with second spring (9) bilateral symmetry arranges, the articulated one of installing of front side of box (1) baffle (10), the intermediate position on baffle (10) is on average formed with threely wiring mouth (11), be formed with one in wiring mouth (11) recess (12), the bottom of recess (12) is formed with one second delivery port (13).

2. A guard device for sound box according to claim 1, characterized in that the height of the water chute (4) is higher at the rear end than at the front end.

3. A speaker protector according to claim 1 in which the angle between the rain shield (3) and the horizontal is in the range 45 ° to 60 °.

4. A speaker enclosure shielding device according to claim 1, wherein said rain shield (3) is made of a polished aluminum alloy material.

5. A speaker cabinet guard according to claim 1 wherein a latch lock (14) is mounted on the baffle (10).

6. A speaker enclosure shielding arrangement according to claim 1, wherein a universal wheel (15) is mounted at each of four vertices of the bottom surface of the enclosure (1).

7. A shielding device for sound boxes according to claim 1, characterized in that sealing strips are installed between said baffle (10) and said box (1).

8. A speaker protector according to claim 1 in which a foam pad is mounted on the inner surface of the rear side of the cabinet (1).