CN209659612U - Loudspeaker - Google Patents

Abstract

The utility model discloses a kind of loudspeakers, it includes speaker body and mounting base, the speaker body includes bracket, magnetic circuit and sound film, the magnetic circuit is mounted on carriage center, the sound outlet hole of annular spread is equipped on bracket, evenly distributed on the bracket there are several card slots, the mounting base is equipped with same amount of hook in corresponding position, the hook two sides are equipped with limit film, and limiting slot is formed between limit film and hook；The card slot is made of arc plate and block, and the block is distributed in arc plate two sides, when assembly, is cooperated at the top of arc plate with hook cooperation, the block and limiting slot, axial displacement and relative rotary motion between limit bracket and mounting base.The loudspeaker that the utility model obtains makes loudspeaker installation convenience using coupler construction, and for the processing technology of circuit, cable clamping interface is led in setting on pad, facilitates the implementation of technique, and guarantee the consistency of welding.

Description

Loudspeaker

Technical field

The utility model relates to a kind of audible device, especially a kind of loudspeaker.

Background technique

Fix or screw fix being mostly used using end by glue for existing loudspeaker, in actual production, time-consuming and laborious.It patches The welding mean of part type also mostly uses hand to weld or fix using fixture, equally there is also time-consuming and laborious situation, further for For the audible devices such as loudspeaker, sound film is one of its core sounding device, the sound film of existing speaker unit, generally use compared with It makes for frivolous synthetic material, to meet the needs of continuing working in the environment of high frequency, large amplitude, but still occurs often The situation of sound film breakage needs to design a kind of easy for installation, sound film loudspeaker with long service life to meet market needs.

Utility model content

There is provided purpose of the utility model is to solve above-mentioned the deficiencies in the prior art it is a kind of easy to loading and unloading quick and Sound film loudspeaker with long service life.

To achieve the goals above, loudspeaker designed by the utility model, it includes speaker body and mounting base, institute Stating speaker body includes bracket, magnetic circuit and sound film, and the magnetic circuit is mounted on carriage center, equipped with annular spread on bracket Sound outlet hole, sound outlet hole surface have dustproof membrane, are equipped with wire pad in bracket edge, weld with conducting wire；On the bracket uniformly Several card slots are arranged with, the mounting base is equipped with same amount of hook in corresponding position, and the hook two sides are equipped with limit film, Limiting slot is formed between limit film and hook；The card slot is made of arc plate and block, and the block is distributed in arc plate two sides, dress Timing cooperates with hook cooperation, the block and limiting slot at the top of arc plate, axial displacement between limit bracket and mounting base and Relative rotary motion.

In order to reserve enough vibration sounding spaces between sound film and mounting base, and avoid causing buckle to connect due to vibration Connection loosing is connect, shockproof foam is equipped between the bracket and mounting base.

In order to guarantee that the reliability and reliability of technology of speaker circuit, the wire pad are equipped with for fixing and protecting The conducting wire card slot of protection cover wire, the conducting wire card slot can live line card；In process implementing, welding consistency is provided, and Insulating layer is protected, to prevent that short circuit or breaking phenomena occurs in production process conducting wire.

In order to improve the stress of sound film, prolong its service life, the edge of the sound film is fitted on bracket, in sound film Between partially heave, there are gaps between bracket；Concentric annular grooves, the concentric annular grooves and sound film are equipped in sound film center The evenly distributed straight line connected in star of annular is equipped between excircle, the extension line of the straight line connected in star does not pass through concentric annular grooves The center of circle of circular arc, the quantity of the straight line connected in star can be according to sound film size adjusting.

In order to increase the connection area between sound film and bracket, bonding strength is improved, the speaker body further includes having Washer, the washer are embedded in bracket, and the sound film is pressed on bracket by washer.

The magnetic circuit includes magnetic cup, magnet steel and magnetic conductive board, and the magnet steel and magnetic conductive board are mounted in magnetic cup, and with magnetic cup Magnetic circuit gap is formed, is equipped with voice coil below the sound film, the voice coil is vacantly erected in magnetic circuit gap.

The loudspeaker that the utility model obtains improves the cooperation of loudspeaker and installation position, using click-on design, Make easy to loading and unloading quick, and avoids using foam the loosening occurred by subsequent vibration；And when welding connector, at Product jointing Conducting wire card slot is devised, fixture is saved, and avoids the influence of human factor during the welding process.

Detailed description of the invention

Fig. 1 is the cross-sectional view of the utility model loudspeaker embodiment 1；

Fig. 2 is the axonometric drawing of bracket in embodiment 1；

Fig. 3 is the assembling schematic diagram of bracket and mounting base in embodiment 1；

Fig. 4 is the top view of speaker body in embodiment 1；

Fig. 5 is the enlarged diagram in Fig. 1 at A；

Fig. 6 is the cross-sectional view in the utility model loudspeaker embodiment 2；

Fig. 7 is the enlarged diagram in Fig. 5 at B；

Fig. 8 is the axonometric drawing of the utility model loudspeaker embodiment 2；

Fig. 9 is the enlarged diagram in Fig. 7 at C.

In figure: speaker body 1, bracket 3, magnetic circuit 4, sound film 5, washer 6, shockproof foam 7, dustproof membrane 8, is led mounting base 2 Line 9, wire pad 11, conducting wire card slot 12, arc plate 13, block 14, hook 20, limit film 21, limiting slot 22, goes out sound at card slot 10 Hole 30, magnetic cup 40, magnet steel 41, magnetic conductive board 42, magnetic circuit gap 43, concentric annular grooves 50, straight line connected in star 51, voice coil 52.

Specific embodiment

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

Embodiment 1:

The loudspeaker of the present embodiment description, as shown in Figure 1, it includes speaker body 1 and mounting base 2, the loudspeaker Main body 1 includes bracket 3, magnetic circuit 4 and sound film 5, and the magnetic circuit 4 is mounted on 3 center of bracket；As shown in Figure 1 and Figure 2, on bracket 3 Sound outlet hole 30 equipped with annular spread, 30 surface of sound outlet hole have dustproof membrane 8, are equipped with wire pad 11, conducting wire at 3 edge of bracket Pad 11 and conducting wire 9 weld；As shown in Figure 2 and Figure 3, evenly distributed there are three card slot 10 on the bracket 3, the mounting base 2 exists Corresponding position is equipped with same amount of hook 20, and 20 two sides of hook are equipped with limit film 21, between limit film 21 and hook 20 Form limiting slot 22；The card slot 10 is made of arc plate 13 and block 14, and the block 14 is distributed in 13 two sides of arc plate, assembly When, 13 top of arc plate and hook 20 cooperate, and the block 14 cooperates with limiting slot 22, the axis between limit bracket 3 and mounting base 2 To displacement and relative rotary motion.

In order to reserve enough vibration sounding spaces between sound film 5 and mounting base 2, and avoid causing to buckle due to vibration Connection structure loosens, as shown in Figure 1, being equipped with shockproof foam 7 between the bracket 3 and mounting base 2.

In order to improve the stress of sound film 5, prolong its service life, as shown in Figure 1, the edge of the sound film 5 is fitted in branch On frame 3, the middle section of sound film 5 is heaved, and there are gaps between bracket 3；As shown in figure 4, being equipped with concentric circles in 5 center of sound film Groove 50 is equipped with the evenly distributed straight line connected in star 51 of annular between the concentric annular grooves 50 and the excircle of sound film 5, described The extension line of straight line connected in star 51 does not pass through the center of circle of 50 circular arc of concentric annular grooves, and the quantity of the straight line connected in star 51 can root According to 5 size adjusting of sound film.

In addition, in the present embodiment, as shown in figure 5, the magnetic circuit includes magnetic cup 40, magnet steel 41 and magnetic conductive board 42, it is described Magnet steel 41 and magnetic conductive board 42 are mounted in magnetic cup 40, and form magnetic circuit gap 43 with magnetic cup 40, are equipped with voice coil below the sound film 5 52, the voice coil 52 is vacantly erected in magnetic circuit gap 43.

Loudspeaker provided in this embodiment can be by buckle structure directly by loudspeaker master in practical work process Body 1 fastens in mounting base 2, makes loudspeaker installation convenience, and since shockproof foam 7 can slow down the vibration in work, energy It is enough effectively to avoid loosening for buckle, it ensure that the reliability of connection；Divide again due to the special shape of straight line connected in star 51 and uniformly Cloth, Impact direction and distribution of force of 5 material of sound film during vibration change, and make being more uniformly stressed for material, from And the burden of 5 material of sound film is alleviated, extend the service life of sound film 5.

Embodiment 2:

The loudspeaker of the present embodiment description, as shown in Figure 5, Figure 6, in addition to the feature described in the embodiment 1, in order to increase sound film 5 Connection area between bracket 3 improves bonding strength, and the speaker body 1 further includes having washer 6, and the washer 6 is embedded in In bracket 3, the sound film 5 is pressed on bracket 3 by washer 6.

In order to guarantee the reliability and reliability of technology of speaker circuit, as shown in Figure 7, Figure 8, in the wire pad 11 Equipped with for protecting the conducting wire card slot 12 of conducting wire 9, during welding processing, the conducting wire card slot 12 can block conducting wire 9；Institute The stress of solder joint between conducting wire 9 and wire pad 11 can be reduced by stating conducting wire card slot 12, protect insulating layer, to prevent conducting wire 9 from sending out Raw short circuit or breaking phenomena.

Loudspeaker provided in this embodiment, sound film 5 and the connection of bracket 3 are reliable, and conducting wire card slot is devised at Product jointing 12, fixture is saved, and avoid the influence of human factor during the welding process, to make the welding of circuit relatively reliable.

Claims (9)

1. a kind of loudspeaker, it includes speaker body (1) and mounting base (2), the speaker body (1) include bracket (3), Magnetic circuit (4) and sound film (5), the magnetic circuit (4) are mounted on bracket (3) center, and the sound outlet hole of annular spread is equipped on bracket (3) (30), sound outlet hole (30) surface have dustproof membrane (8), bracket (3) edge be equipped with wire pad (11), wire pad (11) with Conducting wire (9) welding；It is characterized in that evenly distributed on the bracket (3) have several card slots (10), the mounting base (2) is in corresponding position It has installed same amount of hook (20), hook (20) two sides are equipped with limit film (21), limit film (21) and hook (20) Between formed limiting slot (22)；The card slot (10) is made of arc plate (13) and block (14), and the block (14) is distributed in arc Plate (13) two sides, when assembly, at the top of arc plate (13) and hook (20) cooperation, the block (14) and the limiting slot for limiting its rotation (22) cooperate.

2. loudspeaker according to claim 1, it is characterized in that being equipped with shockproof bubble between the bracket (3) and mounting base (2) Cotton (7).

3. loudspeaker according to claim 1 or 2, it is characterized in that the wire pad (11) is equipped with for fixing and protecting The conducting wire card slot (12) of protection cover wire (9).

4. the edge of loudspeaker according to claim 1 or 2, the sound film (5) is fitted on bracket (3), sound film (5) Middle section is heaved, and there are gaps between bracket (3)；Concentric annular grooves (50) are equipped in sound film (5) center, the concentric circles The evenly distributed straight line connected in star (51) of annular, the straight line connected in star are equipped between groove (50) and the excircle of sound film (5) (51) extension line does not pass through the center of circle of concentric annular grooves (50) circular arc.

5. the edge of loudspeaker according to claim 3, the sound film (5) is fitted on bracket (3), in sound film (5) Between partially heave, there are gaps between bracket (3)；Concentric annular grooves (50) are equipped in sound film (5) center, the concentric circles is recessed The evenly distributed straight line connected in star (51) of annular, the straight line connected in star are equipped between slot (50) and the excircle of sound film (5) (51) extension line does not pass through the center of circle of concentric annular grooves (50) circular arc.

6. loudspeaker according to claim 1 or 2, it is characterized in that the speaker body (1) further includes having washer (6), In washer (6) insertion bracket (3), the sound film (5) is pressed on bracket (3) by washer (6).

7. loudspeaker according to claim 3, it is characterized in that the speaker body (1) further includes having washer (6), it is described Washer (6) is embedded in bracket (3), and the sound film (5) is pressed on bracket (3) by washer (6).

8. loudspeaker according to claim 1 or 2, it is characterized in that the magnetic circuit include magnetic cup (40), magnet steel (41) and Magnetic conductive board (42), the magnet steel (41) and magnetic conductive board (42) are mounted in magnetic cup (40), and form magnetic circuit gap with magnetic cup (40) (43), voice coil (52) are equipped with below the sound film, the voice coil (52) is vacantly erected in magnetic circuit gap (43).

9. loudspeaker according to claim 3, it is characterized in that the magnetic circuit includes magnetic cup (40), magnet steel (41) and magnetic conduction Plate (42), the magnet steel (41) and magnetic conductive board (42) are mounted in magnetic cup (40), and form magnetic circuit gap (43) with magnetic cup (40), Voice coil (52) are equipped with below the sound film (5), the voice coil (52) is vacantly erected in magnetic circuit gap (43).