CN219019029U

CN219019029U - Loudspeaker box

Info

Publication number: CN219019029U
Application number: CN202223438209.5U
Authority: CN
Inventors: 林清正
Original assignee: Changzhou Weibaite Electronics Co ltd
Current assignee: Changzhou Weibaite Electronics Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-12
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a loudspeaker box, which comprises a shell, a basin frame, a U cup, a magnet, a washer, a voice coil and a sound membrane, wherein the shell is a square shell with an opening at the top, the basin frame is fixedly arranged at the upper end of the inside of the shell, the U cup is fixedly arranged in the middle of the basin frame, the magnet is fixedly arranged at the bottom wall of the inside of the U cup, the washer is fixedly arranged at the top of the magnet, the voice coil is fixedly arranged at the upper end of the inside of the U cup, the voice coil is arranged in a gap generated by the magnet, the washer and the U cup, the sound membrane is fixedly arranged at the top of the basin frame, a rectangular cross rod is transversely arranged in the inside of the basin frame, a circular installation block is fixedly arranged in the middle of the cross rod, the U cup is fixedly arranged in the installation block, a placing groove is formed in the top of the basin frame, and the sound membrane is fixedly arranged in the placing groove. The utility model has the advantages of convenient replacement of the U cup, convenient assembly of the magnet and the washer, suspended magnet, washer and voice coil through the U cup, and difficult adsorption of sundries.

Description

Loudspeaker box

Technical Field

The utility model relates to the field of sound boxes, in particular to a sound box loudspeaker.

Background

The loudspeaker is the device that is used for converting the signal of telecommunication into sound signal, present loudspeaker generally includes the basin frame body, basin frame body's bottom is provided with the recess of upper end opening, the internally mounted of recess has magnet and washer, but the magnet of installation in the recess at present is through glue bonding on the interior bottom surface of recess, after magnet and recess's interior bottom concreties, glue bonding washer in the upper end of magnet again, because need with magnet and basin frame bottom fixed connection earlier, when installing magnet, basin frame's volume is great, install most inconveniently, and, when installing the washer, paste the washer very easily, the washer is not concentric with magnet, and then lead to touching the washer, make loudspeaker sound have slight flaw, need dismantle extremely inconvenient this moment, thereby there is magnet and washer assembly inconvenient shortcoming, moreover, general magnet bottom is fixed with basin frame's inside diapire, consequently magnet very easily adsorbs debris such as iron fillings, thereby influence tone quality.

Disclosure of Invention

The utility model aims to provide a loudspeaker box, which is fixed on a basin frame through a U cup, and compared with the traditional mode of fixing a magnet and a washer by glue, the loudspeaker box has the advantages that the U cup is convenient to replace, the magnet and the washer are convenient to assemble, the magnet, the washer and the voice coil are in a suspended state through the U cup, and sundries are not easy to adsorb.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a loudspeaker box loudspeaker, includes shell, basin frame, U cup, magnet, washer, voice coil loudspeaker voice coil, sound membrane, the shell is the square casing that the top was equipped with the opening, the basin frame is fixed to be located the inside upper end of shell, the U cup is fixed to be located the middle of the basin frame, the magnet is fixed to be located the inside diapire of U cup, the washer is fixed to be located the magnet top, the voice coil loudspeaker voice coil is fixed to be located the inside upper end of U cup, the voice coil loudspeaker voice coil is located the clearance that magnet, washer and U cup produced, the sound membrane is fixed to be located the top of basin frame;

four square posts are fixedly arranged at four corners of the bottom wall of the shell respectively, cylindrical limiting blocks are fixedly arranged at the top of each square post, the basin frame is square and annular, first round perforations corresponding to the four cylindrical limiting blocks are respectively arranged at four corners of the basin frame, a rectangular cross rod is transversely arranged inside the basin frame, an annular mounting block is fixedly arranged in the middle of the cross rod, the U-shaped cup is fixedly arranged in the mounting block, a placing groove is formed in the top of the basin frame, and the sound membrane is fixedly arranged in the placing groove.

The preferred scheme is as follows:

preferably: the back side of the bottom wall inside the shell is transversely provided with a phase inversion tube, the lower end of the right side part of the shell is provided with a square perforation, and the phase inversion tube is communicated with the square perforation.

Preferably: the inside back side wall of shell and inside preceding lateral wall all are equipped with the reinforcing plate.

Preferably: the L-shaped placing groove is formed in the rear side portion of the shell and is communicated with the top portion and the left side portion of the shell respectively.

Preferably: the top of the shell is fixedly provided with a rubber pad.

Preferably: the left side portion and the right side portion of shell are all fixed and are equipped with the fixed block, every the second circular perforation has all been seted up at fixed block top.

In summary, the utility model has the following beneficial effects:

1. the basin stand can be fixed at the upper end inside the shell through the arrangement of the four square support posts and the four cylindrical limiting blocks;

2. through setting up of basin frame, U cup, magnet, washer, adorn magnet, hua Sian in the U cup inside earlier, fix U cup and basin frame again, can play if magnet, washer installation mistake, through changing U cup, save time's effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment;

FIG. 2 is a split view of a schematic overall structural configuration of an embodiment;

FIG. 3 is a rear side view of the housing of the embodiment;

fig. 4 is a partial cross-sectional view of a schematic overall structural configuration of an embodiment.

In the figure, 1, a shell; 2. a basin stand; 3. a U-shaped cup; 4. a magnet; 5. washer; 6. a voice coil; 7. a sound membrane; 8. square support posts; 9. a cylindrical limiting block; 10. a cross bar; 11. a mounting block; 12. an inverter tube; 13. a reinforcing plate; 14. rubber cushion; 15. and a fixed block.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

1-4, a loudspeaker box loudspeaker comprises a shell 1, a basin frame 2, a U cup 3, a magnet 4, a washer 5, a voice coil 6 and a sound membrane 7, wherein the shell 1 is a square shell with an opening at the top, the basin frame 2 is fixedly arranged at the upper end inside the shell 1, the top of the basin frame 2 is flush with the opening at the top of the shell 1, the U cup 3 is fixedly arranged in the middle of the basin frame 2, the magnet 4 is fixedly arranged at the bottom wall inside the U cup 3, the washer 5 is fixedly arranged at the top of the magnet 4, gaps are reserved between the magnet 4, the washer 5 and the inner side wall of the U cup 3, the voice coil 6 is fixedly arranged at the upper end inside the U cup 3, the voice coil 6 is arranged in the gaps generated by the magnet 4, the washer 5 and the U cup 3, and the sound membrane 7 is fixedly arranged at the top of the basin frame 2;

four square posts 8 are fixedly arranged at four corners of the bottom wall inside the shell 1 respectively, cylindrical limiting blocks 9 are fixedly arranged at the top of each square post 8, the basin frame 2 is square annular, first round through holes corresponding to the four cylindrical limiting blocks 9 are respectively formed in the four corners of the basin frame 2, the basin frame 2 is limited by the first round through holes at the four corners and the four cylindrical limiting blocks 9, a rectangular cross rod 10 is transversely arranged inside the basin frame 2, an annular mounting block 11 is fixedly arranged in the middle of the cross rod 10, a U cup 3 is fixedly arranged in the mounting block 11, a placing groove is formed in the top of the basin frame 2, and a sound membrane 7 is fixedly arranged in the placing groove.

In order to increase the sound quality of the sound box, the rear side of the bottom wall inside the shell 1 is transversely provided with a phase inversion tube 12, the lower end of the right side part of the shell 1 is provided with a square perforation, and the phase inversion tube 12 is communicated with the square perforation.

The inside back lateral wall of shell 1 and inside preceding lateral wall all are equipped with reinforcing plate 13, can increase the whole hardness of shell 1, prevent that shell 1 from producing deformation under the external effort, wherein, shell 1, four square pillar 8, four cylindrical spacing posts and two reinforcing plate 13 homogeneous body shaping.

An L-shaped placing groove is formed in the rear side portion of the shell 1 and is communicated with the top portion and the left side portion of the shell 1 respectively, and the L-shaped placing groove also penetrates through the reinforcing plate 13 and is used for placing connecting wires.

The top of shell 1 is fixed and is equipped with cushion 14, and the left side portion and the right side portion of shell 1 are all fixed and are equipped with fixed block 15, and the circular perforation of second has all been seted up at every fixed block 15 top. Be equipped with circular perforation, can conveniently be equipped with the bolt in the circular perforation of second, utilize the bolt to reach the effect of fixed audio amplifier loudspeaker, be equipped with cushion 14 simultaneously, can guarantee to play the effect of reaction force when the installation, increase the fastness after the installation of audio amplifier loudspeaker.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. A loudspeaker box, characterized in that: the novel basin comprises a shell (1), a basin frame (2), a U cup (3), a magnet (4), a washer (5), a voice coil (6) and a sound membrane (7), wherein an opening square shell is arranged at the top of the shell (1), the basin frame (2) is fixedly arranged at the upper end inside the shell (1), the U cup (3) is fixedly arranged in the middle of the basin frame (2), the magnet (4) is fixedly arranged at the bottom wall inside the U cup (3), the washer (5) is fixedly arranged at the top of the magnet (4), the voice coil (6) is fixedly arranged at the upper end inside the U cup (3), the voice coil (6) is arranged in a gap generated by the magnet (4), the washer (5) and the U cup (3), and the sound membrane (7) is fixedly arranged at the top of the basin frame (2);

four square support posts (8) are fixedly arranged at four corners of the inner bottom wall of the shell (1) respectively, cylindrical limiting blocks (9) are fixedly arranged at the top of each square support post (8), the basin frame (2) is square and annular, first round through holes corresponding to the four cylindrical limiting blocks (9) are respectively formed in the four corners of the basin frame (2), a rectangular cross rod (10) is transversely arranged inside the basin frame (2), an annular mounting block (11) is fixedly arranged in the middle of the cross rod (10), a placing groove is formed in the top of the basin frame (2), and a sound membrane (7) is fixedly arranged in the placing groove.

2. A loudspeaker according to claim 1, wherein: the phase inversion tube (12) is transversely arranged on the rear side of the bottom wall inside the shell (1), square perforations are formed in the lower end of the right side portion of the shell (1), and the phase inversion tube (12) is communicated with the square perforations.

3. A loudspeaker according to claim 1, wherein: the inner rear side wall and the inner front side wall of the shell (1) are respectively provided with a reinforcing plate (13).

4. A loudspeaker according to claim 3, wherein: the L-shaped placing groove is formed in the rear side portion of the shell (1), and the L-shaped placing groove is communicated with the top portion and the left side portion of the shell (1) respectively.

5. A loudspeaker according to claim 1, wherein: the top of the shell (1) is fixedly provided with a rubber pad (14).

6. A loudspeaker according to claim 1, wherein: the left side portion and the right side portion of the shell (1) are fixedly provided with fixing blocks (15), and the top of each fixing block (15) is provided with a second round perforation.