CN218103475U

CN218103475U - Loudspeaker with waterproof structure

Info

Publication number: CN218103475U
Application number: CN202222614184.3U
Authority: CN
Inventors: 黄海林; 黄静丽
Original assignee: Huizhou Xianyin Electronics Co ltd
Current assignee: Huizhou Xianyin Electronics Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-20
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a speaker with waterproof construction, including the protective sheath set up in the bottom surface of speaker body, and the internal fixed surface of protective sheath installs the sealing washer, the fixed block is installed on the top of speaker body, and the surface of fixed block has seted up the draw-in groove, the butt joint groove has been seted up to the upper end of protective sheath, and the surface swing joint of protective sheath has the activity ring. This speaker with waterproof construction, be provided with protective sheath and fixed block, through cup jointing protective sheath and speaker body, make the fixed block insert in the butt joint groove, the rotation of rethread movable ring makes rack and tooth piece meshing transmission, ejector pin top and draw-in groove looks block under the roof pressure effect of cam, fix the fixed block position, make protective sheath stable installation in the speaker outer end, carry out water proof to the circuit portion of speaker, joint gap between protective sheath and the speaker carries out the shutoff through the sealing washer simultaneously, avoid inside moisture gets into the speaker.

Description

Loudspeaker with waterproof structure

Technical Field

The utility model relates to a speaker technical field specifically is a speaker with waterproof construction.

Background

The loudspeaker is an important component of a sound system, is a very common electroacoustic transducer, can be applied to various fields such as processing equipment, alarms, sound box equipment and the like, and has defects such as the like in the using process along with the increase of the utilization rate of the loudspeaker;

the application number is CN202022463620.2 a folding vibrating diaphragm loudspeaker, it is a technical field of loudspeaker, it includes leading the magnetic plate, U-shaped yoke, several bar magnets, magnet frame, folding vibrating diaphragm, membrane frame and lead wire, it sets up the backshell communicated with it at the outer bottom of U-shaped yoke, make the interval of the bar magnet, through hole of U-shaped yoke, cavity of the backshell form the back cavity of the folding vibrating diaphragm loudspeaker together, break the size restriction that the original back cavity is limited by bar magnetic condition, thus can expand the low end of the frequency response curve effectively, the effective working frequency band reduces the distortion factor, can link up with the middle and low loudspeaker of the larger size more easily;

its speaker is in the use, and the casing equipment adopts the snap-on structure, and the speaker is at humid environment during operation, and inside moisture and water stain can get into through the shell joint gap department of speaker to damage the internal circuit of speaker, lead to the inside circuit of speaker phenomenon that contact failure appears, can not normally work, consequently to above-mentioned problem, the urgent need design a novel speaker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speaker with waterproof construction to solve its speaker that proposes in the above-mentioned background art and in the use, the snap-on structure is adopted in the casing equipment, and the speaker is during operation in humid environment, and moisture and water stain can get into inside through the shell joint gap department of speaker, thereby damages the internal circuit of speaker, leads to the speaker internal circuit phenomenon that contact failure appears, can not carry out the problem of normal work.

In order to achieve the above purpose, the utility model provides a following technical scheme: a loudspeaker with a waterproof structure comprises a loudspeaker body and a circuit part, wherein the circuit part is fixedly installed at the bottom end of the loudspeaker body;

the protective sheath, set up in the bottom surface of speaker body, and the internal fixed surface of protective sheath installs the sealing washer, the fixed block is installed on the top of speaker body, and the surface of fixed block has seted up the draw-in groove, the upper end of protective sheath has been seted up to the butt joint groove, and the surface swing joint of protective sheath has the activity ring, the rack is installed to the inboard of activity ring, the inner hub connection of protective sheath has the cam, and the surface of cam has the tooth piece, the inner swing joint of protective sheath has the ejector pin, and is connected with the spring between the surface of ejector pin and the protective sheath inner to the end hub connection of ejector pin has the pulley.

Preferably, the fixed block is installed four groups about angular distribution such as speaker body center, and the fixed block constitutes the block structure through butt joint groove and protective sheath to the surface and the speaker body top of sealing washer are laminated mutually, the loose ring constitutes revolution mechanic with the protective sheath surface, and the rack is connected for the meshing with the tooth piece, and tooth piece and cam surface be fixed integral structure, and the rotation through the loose ring makes rack and tooth piece mesh the transmission, drives the cam and carries out the roof pressure to the ejector pin, makes ejector pin and draw-in groove formation block structure carry out stable installation to the fixed block.

Preferably, the surface and the cam surface of pulley laminate mutually, and ejector pin and protective sheath inner constitute sliding construction, the ejector pin passes through spring and protective sheath inner constitution elastic construction to the ejector pin top is through draw-in groove and fixed block constitution block structure, the spread groove has been seted up to the surface of protective sheath, and the inner of spread groove is provided with the fin, the end-to-end connection of fin has the contact piece, and the surface connection of fin has the locating piece, forms the water proof structure in the speaker outer end through the protective sheath, and the sealing washer also can be filled the joint gap, avoids moisture to get into.

Preferably, the fin is fixed integral structure with the contact piece, and the contact piece surface laminates mutually with the casing of speaker body, the two sets of locating pieces of surface fixedly connected with of fin, and the locating piece passes through the spread groove and constitutes the block structure with the protective sheath, carries out heat conduction heat dissipation through fin and contact piece, increases speaker heat dispersion.

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

1. the loudspeaker with the waterproof structure is provided with a protective sleeve and a fixed block, the fixed block is inserted into a butt joint groove by sleeving the protective sleeve with a loudspeaker body, a rack is meshed with a toothed block for transmission by rotation of a movable ring, the top end of a push rod is clamped with a clamping groove under the jacking action of a cam, the position of the fixed block is fixed, the protective sleeve is stably installed at the outer end of the loudspeaker, the circuit part of the loudspeaker is protected from water, and meanwhile, a connecting gap between the protective sleeve and the loudspeaker is sealed by a sealing ring, so that moisture is prevented from entering the loudspeaker;

2. this speaker with waterproof construction is provided with fin and contact piece, and the fin of its inner end will also closely laminate with the speaker casing after the protective sheath installation, conducts the heat that the speaker during operation produced through contact piece and fin for with external environment's heat exchange efficiency, improve the radiating effect of speaker.

Drawings

Fig. 1 is a schematic cross-sectional structural view of the speaker body of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the protective cover of the present invention;

FIG. 4 is a schematic top view of the movable ring of the present invention;

fig. 5 is a schematic cross-sectional structural view of the fin of the present invention.

In the figure: 1. a speaker body; 2. a circuit section; 3. a protective sleeve; 4. a seal ring; 5. a fixed block; 6. a card slot; 7. a butt joint groove; 8. a movable ring; 9. a rack; 10. a cam; 11. a tooth block; 12. a top rod; 13. a spring; 14. a pulley; 15. connecting grooves; 16. a fin; 17. a contact block; 18. and (7) positioning the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a loudspeaker with a waterproof structure comprises a loudspeaker body 1 and a circuit part 2, wherein the circuit part 2 is fixedly installed at the bottom end of the loudspeaker body 1;

protective sheath 3, set up in speaker body 1's bottom surface, and protective sheath 3's internal fixed surface installs sealing washer 4, fixed block 5 is installed on speaker body 1's top, and the surface of fixed block 5 has seted up draw-in groove 6, butt joint groove 7 has been seted up to protective sheath 3's upper end, and protective sheath 3's surface swing joint has activity ring 8, rack 9 is installed to activity ring 8's inboard, protective sheath 3's the inner hub connection has cam 10, and cam 10's surface is connected with tooth piece 11, protective sheath 3's the inner swing joint has ejector pin 12, and be connected with spring 13 between ejector pin 12's the surface and protective sheath 3 the inner, and ejector pin 12's end hub connection has pulley 14.

According to fig. 1-4, it can be known that four sets of fixed blocks 5 are installed in the equal-angle distribution about the center of the speaker body 1, the fixed blocks 5 form a clamping structure with the protective sleeve 3 through the butt-joint grooves 7, the outer surface of the seal ring 4 is attached to the top end of the speaker body 1, the movable ring 8 forms a rotating structure with the outer surface of the protective sleeve 3, the rack 9 is connected with the toothed block 11 in a meshing manner, the toothed block 11 is connected with the outer surface of the cam 10 in a fixed integrated structure, the outer surface of the pulley 14 is attached to the outer surface of the cam 10, the ejector rod 12 forms a sliding structure with the inner end of the protective sleeve 3, the ejector rod 12 forms an elastic structure with the inner end of the protective sleeve 3 through the spring 13, the top end of the ejector rod 12 forms a clamping structure with the fixed blocks 5 through the clamping groove 6, the outer surface of the protective sleeve 3 is provided with the connecting grooves 15, the inner ends of the connecting grooves 15 are provided with the fins 16, the tail ends of the fins 16 are connected with the contact blocks 17, and the outer surfaces of the fins 16 are connected with the positioning blocks 18.

When using this speaker that has waterproof construction, place the device in the position that needs carry out work, cup joint the installation around speaker body 1's bottom with protective sheath 3, make the fixed block 5 on speaker body 1 top insert to the butt joint groove 7 of protective sheath 3 surface, stir activity ring 8 and make it rotate at protective sheath 3 surface, activity ring 8 can drive rack 9 and tooth piece 11 and mesh the transmission when pivoted, tooth piece 11 will drive cam 10 and rotate under the meshing effect, cam 10 bulge will extrude pulley 14, make ejector pin 12 stretch into to butt joint in the groove 7 from protective sheath 3's the inner, ejector pin 12 removes in-process can extension spring 13, can carry out through-connection with fixed block 5 when stretching into in butt joint groove 7 on the top of ejector pin 12, make ejector pin 12 top and draw-in groove 6 looks block, make fixed block 5 and protective sheath 3 carry out stable connection through the block structure, form protection structure at speaker body 1 outer end through protective sheath 3, avoid water stain erosion line portion 2.

As shown in fig. 1 and 5, the fin 16 and the contact block 17 are fixedly integrated, the outer surface of the contact block 17 is attached to the housing of the speaker body 1, two sets of positioning blocks 18 are fixedly connected to the outer surface of the fin 16, and the positioning blocks 18 and the protective cover 3 form a fastening structure through the connecting grooves 15.

After protective sheath 3 installed the outer end at speaker body 1, the terminal contact block 17 of fin 16 will also laminate mutually with speaker body 1's casing, and the heat that produces when speaker body 1 during operation can be conducted to fin 16 through contact block 17 on to through the final conduction of fin 16 to external environment, through the radiating effect that multiunit fin 16 increased speaker body 1, increased holistic practicality.

Those not described in detail in this specification are well within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A loudspeaker with a waterproof structure comprises a loudspeaker body (1) and a circuit part (2), wherein the circuit part (2) is fixedly installed at the bottom end of the loudspeaker body (1);

it is characterized by also comprising:

protective sheath (3), set up in the bottom surface of speaker body (1), and the internal fixed surface of protective sheath (3) installs sealing washer (4), fixed block (5) are installed on the top of speaker body (1), and draw-in groove (6) have been seted up to the surface of fixed block (5), butt joint groove (7) have been seted up to the upper end of protective sheath (3), and the surface swing joint of protective sheath (3) has activity ring (8), rack (9) are installed to the inboard of activity ring (8), the inner hub connection of protective sheath (3) has cam (10), and the surface of cam (10) is connected with toothed block (11), the inner swing joint of protective sheath (3) has ejector pin (12), and is connected with spring (13) between the surface of ejector pin (12) and protective sheath (3) the inner to the end hub connection of ejector pin (12) has pulley (14).

2. The loudspeaker with the waterproof structure according to claim 1, wherein the four fixing blocks (5) are arranged in the center of the loudspeaker body (1) in an equiangular distribution manner, the fixing blocks (5) and the protective sleeve (3) form a clamping structure through the butt joint grooves (7), and the outer surface of the sealing ring (4) is attached to the top end of the loudspeaker body (1).

3. The loudspeaker with the waterproof structure is characterized in that the movable ring (8) and the outer surface of the protective sleeve (3) form a rotating structure, the rack (9) and the toothed block (11) are in meshed connection, and the toothed block (11) and the outer surface of the cam (10) form a fixed integrated structure.

4. The loudspeaker with the waterproof structure is characterized in that the outer surface of the pulley (14) is attached to the outer surface of the cam (10), the ejector rod (12) and the inner end of the protective sleeve (3) form a sliding structure, the ejector rod (12) and the inner end of the protective sleeve (3) form an elastic structure through a spring (13), and the top end of the ejector rod (12) and the fixed block (5) form a clamping structure through the clamping groove (6).

5. The loudspeaker with the waterproof structure according to claim 1, wherein the outer surface of the protective sleeve (3) is provided with a connecting groove (15), the inner end of the connecting groove (15) is provided with a fin (16), the end of the fin (16) is connected with a contact block (17), and the outer surface of the fin (16) is connected with a positioning block (18).

6. The loudspeaker with the waterproof structure is characterized in that the fin (16) and the contact block (17) are of a fixed integrated structure, and the outer surface of the contact block (17) is attached to the shell of the loudspeaker body (1).

7. The loudspeaker with the waterproof structure according to claim 5, wherein two sets of positioning blocks (18) are fixedly connected to the outer surface of the fin (16), and the positioning blocks (18) and the protective cover (3) form a clamping structure through the connecting grooves (15).