CN210225660U - Sound box decoration structure and sound box - Google Patents

Abstract

The utility model provides a sound box decoration structure and sound box belongs to audio playback structure field. The utility model discloses audio amplifier decoration structure is including decorating the inner circle and setting up the decoration outer lane of decorating the inner circle front surface, wherein, decorate and circle the mounting hole that is equipped with a plurality of along decorating inner circle circumference evenly distributed, is used for fixing at loudspeaker sound outlet in, decorate outer lane and device inner circle fixed connection, and can shelter from the mounting hole, the utility model also provides a contain the audio amplifier of audio amplifier decoration structure. The utility model has the advantages that: the appearance perception is good, and the middle and high frequency catadioptric sound wave has certain sound absorption function, and can effectively reduce the interference of the center of the vibrating diaphragm reflected by the decorative ring to direct sound.

Description

Sound box decoration structure and sound box

Technical Field

The utility model relates to an audio playback structure especially relates to a sound box decoration structure, still relates to one kind and contains the audio amplifier of sound box decoration structure.

Background

The similar sound box products are usually formed by directly locking a loudspeaker with a screw or locking a loudspeaker with a screw and then locking a decorative ring on the periphery, the screw is exposed outside a front panel of the sound box, and aluminum or ABS (acrylonitrile butadiene styrene) and other rigid materials are adopted, so that the adjustment of medium-high frequency tone quality is not facilitated.

But the similar products and defects in the current market are as follows:

1. the appearance effect is not elaborated, and the horn is directly locked on the box body by the screw, so that the horn is not attractive;

2. the loudspeaker is firstly locked with the box body, and then a larger panel is arranged on the loudspeaker, but screws for locking the panel are exposed in the vision, so that the loudspeaker is not attractive;

3. the loudspeaker is directly locked with the screw from the inside of the box body (the back plate of the box body is opened and finally locked), the method is inconvenient to assemble, the screw is not visible, but the loudspeaker is sunk in the front plate of the box body, and the front of the box body is not decorated, so that the method is ugly;

4. the decorative ring made of plastic materials is adopted, a female buckle is embedded at the periphery of a box lock horn, a male buckle is arranged on the plastic decorative ring, the plastic decorative ring is forcibly extruded into the female buckle through the male buckle when the plastic decorative ring is assembled, and if the plastic decorative ring is matched with a player to play music, the player is easy to generate vibration sound, is difficult to disassemble when maintaining is too tight, and is easy to break the male buckle on the plastic ring;

5. in the market, the decorative ring is directly stuck on the horn or the box body by glue, the screws cannot be seen, but the decorative ring only can be operated at one time, cannot be detached and is not preferable;

6. the decorative ring is made of rigid materials, and medium-high frequency sound waves are refracted by the decorative ring, so that although the main sound pressure is greatly improved, the sound is thin and harsh, and cannot be heard.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a all kinds of loudspeaker box decoration structures and loudspeaker boxes.

The utility model discloses audio amplifier decoration structure is including decorating the inner circle and setting up the decoration outer lane of decorating the inner circle front surface, wherein, decorate and circle the mounting hole that is equipped with a plurality of along decorating inner circle circumference evenly distributed, is used for fixing at loudspeaker sound outlet in, decorate outer lane and device inner circle fixed connection, and can shelter from the mounting hole.

The utility model discloses make further improvement, the material of decorating the inner circle is the rigidity material, the material of decorating the outer lane is the non-rigid material that has damping characteristic.

The utility model discloses make further improvement, it is the metal loop to decorate the inner circle, it decorates the circle for silica gel to decorate the outer lane.

The utility model discloses make further improvement, the material that silica gel decoration circle adopted is silica gel 80, silica gel decoration circle is fixed with device inner circle joint.

The utility model discloses make further improvement, the interior week of silica gel decoration circle is equipped with the round flange, and the periphery is equipped with a plurality of boss, decorate the inner circle and be equipped with the annular groove who matches with the flange, be equipped with the bayonet socket that matches with the boss in the periphery, the interior week of silica gel decoration circle is fixed in the annular groove of decorating the inner circle through the flange, and the boss joint of periphery is at the bayonet socket internal fixation.

The utility model discloses make further improvement, it adorns the holding tank that the circle was decorated to the silica gel to be equipped with in the decoration, the bayonet socket sets up in the side arm bottom of decorating the inner circle.

The utility model discloses make further improvement, the thickness of silica gel decoration circle reduces from outer to interior gradually the inboard whole convex setting that is of silica gel decoration circle.

The utility model also provides a contain audio amplifier of audio amplifier decoration structure, including the box, set up frequency division circuit board, terminal box, leading note pipe and loudspeaker in the box, still be equipped with the loudspeaker fixed orifices on the box, the inner circle setting of decorating is at the front surface of loudspeaker, device inner circle and loudspeaker pass through the screw fixation on the loudspeaker fixed orifices.

The utility model discloses make further improvement, the loudspeaker inner wall meets with the interior week level and smooth of decorating the outer lane, the loudspeaker inner wall is arc horn shape with decorating the whole outer lane.

The utility model discloses make further improvement, loudspeaker include woofer and tweeter, the woofer and the tweeter outside all are equipped with audio amplifier decoration structure.

Compared with the prior art, the beneficial effects of the utility model are that: the assembly is stable, the disassembly and the assembly are very convenient, the screw cannot be exposed, and the appearance perception is good; the medium and high frequency catadioptric sound wave has certain sound absorption function, and can effectively reduce the interference of the center of the vibrating diaphragm reflected by the decorative ring to the direct sound; the silica gel material with certain damping is adopted to be matched with the decorative aluminum ring, so that the resonance of the sound of the loudspeaker and the decorative ring is effectively reduced.

Drawings

Fig. 1 is an exploded schematic view of the sound box of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2A-A;

FIG. 4 is a cross-sectional view of FIG. 2B-B;

FIG. 5 is an enlarged view of the portion C of FIG. 4;

FIG. 6 is a schematic view of a decorative outer ring;

FIG. 7 is a cross-sectional view of the middle portion of FIG. 6;

FIG. 8 is a schematic view of a decorative inner ring structure;

fig. 9 is a cross-sectional view of the middle portion of fig. 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the utility model discloses structure audio amplifier includes box 1, set up loudspeaker 2, woofer 3, frequency division circuit board 7, terminal box, leading note pipe 9 in box 1, still including setting up base 10 in box 1 below, sets up the audio amplifier decoration structure (for short the decoration) that corresponds department at box 1 front panel loudspeaker, locks loudspeaker's screw 5. The outer sides of the woofer 3 and the tweeter 2 are both provided with a sound box decorating part structure.

The box body 1 of the present embodiment is made of wood, and mainly provides a volume for a loudspeaker unit to prevent sound short circuit and enhance bass, the loudspeaker unit is made of a high pitch loudspeaker 2 and a low pitch loudspeaker 3, and the loudspeaker plays a key role in playing back sound; the decoration piece consists of a decoration aluminum ring 4 made of metal rigid material and a silica gel decoration ring 6 made of non-rigid material and having damping performance; the screw 5 plays a role in fastening the horn and the decorative aluminum ring 4; the frequency dividing circuit board 7 distributes high and low frequency signals to high and low sound horns to enable sound to become sweet; the junction box 8 is used for inputting a signal of the power amplifier into a sound box end; the sound guide tube 9 plays a role in expanding the reproduction of low-frequency lower-limit bass; the base 10 here acts as a secondary noise damping.

The decorative aluminum bezel 4 of this example may be made of other metal such as copper, or may be made of rigid material such as hard plastic. The silica gel decorative ring 6 of the embodiment can also be replaced by flexible materials such as soft glue. The panel of the embodiment adopts the design scheme that the silica gel decorative ring 6 is used and the screws are hidden, the actual measurement result has good sound effect, the product is simple to assemble, and the visual effect is very good.

The present example adds a decorative aluminum ring 4 to lock into the box body when the loudspeaker is locked into the box body by the screw 5 on the decorative aluminum ring 4, and the decorative aluminum ring 4 is embedded with the silica gel decorative ring to cover the screw cap, thereby the utility model discloses the outward appearance perception is good, not only looks pleasing to the eye, but also adopts the silica gel material with certain damping, has reduced the strong reflection of medium-high frequency sound wave on the surface of the decorative ring, thereby has reduced the interference of infrasonic wave to the direct sound.

As shown in fig. 4-9, as an embodiment of this embodiment, the silicone decorative ring 4 of this embodiment is made of a silicone 80, which has a certain hardness, and is more favorable for fastening the decorative aluminum ring 4 and the silicone decorative ring 6, so as to facilitate assembly and disassembly. Of course, the resin composition may be fixed with an adhesive.

The inner periphery of the silica gel decorative ring 6 is provided with a circle of flange 6b, the outer periphery is provided with a plurality of bosses 6a, the inner side of the decorative aluminum ring 4 is provided with an annular groove or an annular step 4b matched with the flange 6b, the outer periphery is provided with a bayonet 4a matched with the boss 6a, the inner periphery of the silica gel decorative ring 6 is fixed in the annular groove or the annular step 4b of the decorative inner ring through the flange 6b, during installation, the silica gel decorative ring is pressed and fixed with the inner side of the decorative aluminum ring 4 in an interference manner through a lock screw 5, and the bosses 6a at the outer periphery are clamped and fixed in the bayonet 4 a. Wherein, the silica gel decorative ring 6 plays an important role in the aspect of changing the tone quality at the position.

In the embodiment, the outer edge part of the decorative aluminum ring 4 is designed into a groove with a bayonet so that a boss at the outer edge of the silica gel decorative ring is embedded into the groove, and the outer edge of the silica gel decorative ring 6 can be stably assembled; the inner edge part of the decorative aluminum ring 4 is designed into an inward concave step, so that the convex ring of the inner edge of the silica gel decorative ring 6 is embedded, and the whole inner edge of the silica gel decorative ring is completely embedded into the step of the decorative aluminum ring, so that the inner edge of the silica gel decorative ring is assembled more stably. The characteristics of the silica gel are fully utilized, the silica gel can be arranged in the aluminum ring groove by directly pressing, and the buckle can be disassembled by squeezing the outer edge part inwards, so the disassembly and the assembly are very convenient.

In addition, a certain amount of damping materials are added when the silica gel decorative ring 6 is made of materials, the surface of the silica gel decorative ring has certain toughness relatively, the middle and high frequency catadioptric sound wave has a certain sound absorption function, and the interference of the center of the vibrating diaphragm on direct sound reflected by the decorative ring can be effectively reduced; the silica gel material with certain damping is adopted to be matched with the decorative aluminum ring, so that the resonance of the sound of the loudspeaker and the decorative ring is effectively reduced.

Preferably, the decorative aluminum ring 4 of the present embodiment is provided with a receiving groove for receiving the silica gel decorative ring 6, and the bayonet 4a is arranged at the bottom of the side arm of the decorative aluminum ring 4. Thereby make the top surface that silica gel decorative ring 6 and lateral wall contact flush with the lateral wall top surface, the outward appearance perception is good.

The thickness of the silica gel decorative ring 6 is gradually reduced from outside to inside, the inner side of the silica gel decorative ring 6 is integrally arc-shaped, so that the inner wall of the horn is smoothly connected with the inner periphery of the decorative outer ring, and the inner wall of the horn and the decorative outer ring are integrally arc-shaped horn-shaped and serve as horn angles of the horn. The radius R of the circular arc ranges from 4mm to 6mm, the precise size depends on the used horn, and the bass horn 3 of the embodiment adopts a 5-inch horn, so that the radius of the circular arc is 4 mm. The circular arc radius R of the ring part and the horn formed by the radian of the circular arc radius R are shaped after being strictly measured and calculated by an acoustic algorithm, so that the harmful reflection of medium-high frequency sound waves is reduced, the interference is reduced, and the medium-high frequency sound in the sound box is very fine and smooth to sound, and is clear and pleasant.

The utility model discloses have following core technology and innovation point:

1. the screw is hidden under the silica gel decorative ring, and only the silica gel decorative ring can be seen from the surface, so that the appearance perception is good;

2. the horn and the silica gel decorative ring are connected skillfully through the decorative aluminum ring;

3. the silica gel material with the temperature of 80 ℃ is adopted, so that the hardness is moderate, and the clamping is not deformed and stable;

4. the silica gel buckle scheme also solves the problems of more convenient disassembly during production and after-sale maintenance and horn replacement:

5, annular silica gel circle has also acted as the effect of loudspeaker bugle public address here to the material is non-rigid, has certain damping, has really accomplished that medium and high frequency sound wave harmful reflection reduces, interferes the reduction, and the high frequency sound sounds very fine and smooth in making the audio amplifier, and is clear pleasing to the eye, has promoted the tone quality effect of product greatly.

The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.

Claims (10)

1. The utility model provides a loudspeaker box decoration structure which characterized in that: the loudspeaker sound outlet device comprises a decorative inner ring and a decorative outer ring arranged on the front surface of the decorative inner ring, wherein the decorative inner ring is provided with a plurality of mounting holes which are uniformly distributed along the circumference of the decorative inner ring and are used for being fixed at a loudspeaker sound outlet, the decorative outer ring is fixedly connected with the device inner ring and can shield the mounting holes.

2. A sound box decoration structure according to claim 1, wherein: the decorative inner ring is made of rigid material, and the decorative outer ring is made of non-rigid material with damping characteristic.

3. A sound box decoration structure according to claim 2, wherein: the decorative inner ring is a metal ring, and the decorative outer ring is a silica gel decorative ring.

4. A sound box decoration structure according to claim 3, wherein: the material that silica gel decorations circle adoption is 80 degrees for silica gel, silica gel decorations circle and device inner circle joint are fixed.

5. A sound box decoration structure according to claim 3, wherein: the inner periphery of silica gel decorations circle is equipped with the round flange, and the periphery is equipped with a plurality of boss, decorate the inner circle and be equipped with the annular groove who matches with the flange, be equipped with the bayonet socket that matches with the boss in the periphery, the inner periphery of silica gel decorations circle is fixed in the annular groove of decorating the inner circle through the flange, and the boss joint of periphery is fixed in the bayonet socket.

6. A sound box decoration structure according to claim 5, wherein: the decorative inner ring is provided with an accommodating groove for accommodating the silica gel decorative ring, and the bayonet is arranged at the bottom of the side arm of the decorative inner ring.

7. A sound box decoration structure according to claim 6, wherein: the thickness of the silica gel decorative ring is gradually reduced from outside to inside, and the whole inner side of the silica gel decorative ring is in a circular arc shape.

8. An acoustic enclosure comprising a decorative structure according to any one of claims 1 to 7, comprising a housing, and a divider circuit board, a junction box, a sound guide tube and a speaker disposed in the housing, wherein: the loudspeaker fixing hole is further formed in the box body, the decorative inner ring is arranged on the front surface of the loudspeaker, and the device inner ring and the loudspeaker are fixed on the loudspeaker fixing hole through screws.

9. The loudspeaker of claim 8, wherein: the horn inner wall is smoothly connected with the inner periphery of the decorative outer ring, and the horn inner wall and the decorative outer ring are integrally arc horn-shaped.

10. An acoustic enclosure according to claim 8 or 9, wherein: loudspeaker include woofer and tweeter, woofer and the tweeter outside all is equipped with audio amplifier decoration structure.

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