CN110620972A

CN110620972A - Loudspeaker waterproof structure and loudspeaker thereof

Info

Publication number: CN110620972A
Application number: CN201910962619.3A
Authority: CN
Inventors: 侯勇; 吕俊龙
Original assignee: Bengbu College
Current assignee: Bengbu College
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2019-12-27

Abstract

The invention discloses a waterproof structure of a loudspeaker and the loudspeaker, comprising a transparent lower shell and a transparent upper shell, wherein the transparent lower shell is provided with glue injection channels between symmetrical L-shaped blocks; the left clamping rod is abutted with the water-swelling water stop strip, an elastic block is arranged in an inner cavity of the transparent upper shell, which is close to the left clamping block, a pull rope is fixedly arranged on the left clamping block, and the piston block is movably arranged in the glue water pipe; a left limiting plate and a right limiting plate are symmetrically and fixedly arranged in the transparent upper shell, and a water guide hole and a water drainage channel are formed in the right limiting plate. The invention provides a loudspeaker waterproof structure, which is internally provided with multiple waterproof systems, when a first waterproof system fails, a second waterproof system can be automatically triggered and remedied, the waterproof effect is improved, and the service life of the device is effectively prolonged.

Description

Loudspeaker waterproof structure and loudspeaker thereof

Technical Field

The invention relates to the technical field of speakers, in particular to a waterproof structure of a speaker and the speaker.

Background

In the prior art, a speaker device of application number "201811648872.3" includes an upper cover, a lower cover and a sound generating unit, wherein a supporting beam includes a first surface and a second surface adjacent to each other, the sound generating unit includes a first end surface close to the upper cover and a second end surface close to a sound outlet and adjacent to the first end surface, and a first adhesive is filled between the first end surface and the second end surface for gluing and sealing to form a first waterproof structure, the second surface is opposite to the second end surface, a joint of the first surface and the second surface is recessed toward a direction far from the sound generating unit to form an air storage tank, a second adhesive is filled between the second surface and the second end surface, and the second adhesive seeps into the air storage tank for gluing and sealing to form a second waterproof structure, when the first waterproof barrier on the front side between the sound generating unit surface and the cover plate fails, the existence of the second waterproof structure can also play a role in waterproofing, thereby greatly improving the waterproof yield and waterproof reliability of the loudspeaker device.

However, the method still has the obvious defects in the using process: 1. the device is not provided with a corresponding waterproof structure at the position of the sound outlet, so that the hidden danger that water flows back into the device from the sound outlet cannot be avoided when the device is used; 2. although the device is provided with two waterproof structures, the second waterproof structure only can play an independent waterproof role and cannot remedy the damaged first waterproof structure, so that the waterproof performance is greatly reduced; 3. when humidity in the service environment is too big, the device is very easily damaged, lacks the device that shows and early warning when inside water humidity is higher among the above-mentioned device, can not in time remind the user.

Disclosure of Invention

The present invention is directed to a waterproof structure of a speaker and a speaker thereof, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a waterproof structure of a loudspeaker comprises a transparent lower shell and a transparent upper shell, wherein L-shaped blocks are symmetrically and fixedly arranged on one side, close to the transparent upper shell, of the transparent lower shell, through grooves are formed in the L-shaped blocks, glue injection channels are formed in the transparent lower shell between the symmetrical L-shaped blocks, a first clamping groove and a first arc-shaped groove are formed in one end of the transparent lower shell, the first clamping groove is communicated with the first arc-shaped groove, a water-swelling water stop strip is arranged at the bottom of the first clamping groove, a second clamping groove and a second arc-shaped groove are formed in one end, far away from the first clamping groove, of the transparent lower shell, and the second clamping groove is communicated with the;

a water absorption pad is arranged on one side of the transparent upper shell, which is close to the transparent lower shell, a left clamping block is fixedly arranged on one side of the transparent upper shell, which is close to the clamping groove I, the left clamping block is connected with the transparent lower shell through a bonding pad I, a left clamping rod is fixedly arranged on the left clamping block, the left clamping rod is abutted with a water-swelling water stop strip, an elastic block is arranged in an inner cavity of the transparent upper shell, which is close to the left clamping block, a pulling rope is fixedly arranged on the left clamping block, fixed blocks are symmetrically and fixedly arranged in an inner cavity of one side of the transparent upper shell, which is close to the elastic block, a connecting spring is connected on the fixed blocks, the connecting spring is connected on a pushing plate, the pulling rope penetrates through the elastic block and is connected on the pushing plate, a pushing block is fixedly arranged on one side of the pushing plate, the glue pipe penetrates through the side wall of the transparent upper shell, and a sealing film is arranged at an outlet of the glue pipe;

the fixed left limiting plate and the right limiting plate that are provided with of symmetry in the transparent upper shell, water guide hole and drainage channel have been seted up on the limiting plate of the right side, water guide hole and drainage channel are linked together, drainage channel runs through transparent upper shell and opening part and is provided with the filter screen, the fixed right fixture block that is provided with in right limiting plate below, right fixture block passes through bonding pad two and transparent lower casing links to each other, the fixed right kelly that is provided with on the right fixture block, right kelly is inserted and is established in draw-in groove two, the fixed breakwater that is provided with on the limiting plate of the right side, it is equipped with the sound outlet to open in the transparent upper shell, the exit that the transparent upper shell is close to.

Preferably, each water guide hole on the right limiting plate is obliquely and downwards arranged.

Preferably, the water absorption color-changing silica gel is arranged in the groove of the water baffle and is sealed in the groove of the water baffle through a water-soluble film.

The utility model provides an include speaker waterproof construction's speaker, includes the sound production monomer, the sound production monomer sets up between the L type piece of symmetry, be provided with the vibrating diaphragm on the sound production monomer, form the point gluey groove between sound production monomer and left limiting plate, transparent lower casing, the right limiting plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the device is provided with the waterproof breathable film at the sound outlet, and the filter screen is arranged at the outlet of the drainage channel, so that the waterproof breathable film can prevent water from flowing backwards into the device, and the filter screen can prevent impurities, dust and the like from entering the device, thereby effectively keeping the inside of the device dry and tidy and prolonging the service life of the device;

2. in addition, when water enters the first clamping groove to cause the size of the water-swelling water stop strip to be increased when encountering water, the glue in the glue pipe of the second waterproof structure can be automatically pushed out, gaps generated after the first waterproof structure fails are filled, and the integral waterproof effect is improved;

3. the right limiting plate of the device is provided with a water guide hole and a water drainage channel, so that water drops condensed in the sound outlet can be guided and drained in time;

4. be provided with the allochroic silica gel that absorbs water on the right limiting plate of this device, when the speaker used in the great environment of humidity, allochroic reaction can take place for the allochroic silica gel that absorbs water, reminds the user to notice.

The invention provides a loudspeaker waterproof structure, which is internally provided with multiple waterproof systems, when a first waterproof system fails, a second waterproof system can be automatically triggered and remedied, the waterproof effect is improved, and the service life of the device is effectively prolonged.

Drawings

FIG. 1 is a schematic cross-sectional view of the invention in an uncoated state;

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

FIG. 3 is an enlarged view of the invention at B in FIG. 1;

FIG. 4 is an enlarged view of the present invention at C of FIG. 1;

fig. 5 is a schematic cross-sectional view of the glue application state of the present invention.

In the figure: the water-swelling sound-proof device comprises a transparent lower shell 1, a transparent upper shell 2, a 3L-shaped block, a 4-way groove, a 5-glue injection channel, a 6-way groove I, a 7-way groove I, a 8-water-swelling water stop rod, a 9-way groove II, a 10-way groove II, a 11-water-absorbing pad, a 12-way block, a 13-way bonding pad I, a 14-way clamping rod, a 15 elastic block, a 16-pull rope, a 17-fixed block, a 18-connecting spring, a 19-push plate, a 20-push block, a 21-piston block, a 22-glue pipe, a 23-sealing film, a 24-way left limiting plate, a 25-way limiting plate, a 26-water guide hole, a 27-drainage channel, a 28-filter screen, a 29-way clamping block, a 30-way bonding pad II, a 31-.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a waterproof structure of a loudspeaker comprises a transparent lower shell 1 and a transparent upper shell 2, wherein L-shaped blocks 3 are symmetrically and fixedly arranged on one side of the transparent lower shell 1 close to the transparent upper shell 2, through grooves 4 are formed in the L-shaped blocks 3, glue can conveniently circulate due to the arrangement of the through grooves 4, glue injecting channels 5 are arranged between the symmetrical L-shaped blocks 3 of the transparent lower shell 1, the glue injecting channels 5 are arranged in a zigzag shape, can prevent water from flowing backwards from the position, one end of the transparent lower shell 1 is provided with a clamping groove I6 and an arc-shaped groove I7, the clamping groove I6 is communicated with the arc-shaped groove I7, the bottom of the clamping groove I6 is provided with a water-swelling water stop strip 8, the water-swelling water stop strip 8 has larger water volume when meeting water, BW model provided by engineering rubber and plastic Limited of constant water Duoqing can be adopted, one end of the transparent lower shell 1 far away from the first clamping groove 6 is provided with a second clamping groove 9 and a second arc-shaped groove 10, and the second clamping groove 9 is communicated with the second arc-shaped groove 10.

A water absorption pad 11 is arranged on one side of the transparent upper shell 2 close to the transparent lower shell 1, the water absorption pad 11 has the function of absorbing water molecules in the air, a left clamping block 12 is fixedly arranged on one side of the transparent upper shell 2 close to the clamping groove I6, the left clamping block 12 is connected with the transparent lower shell 1 through a bonding pad I13, a left clamping rod 14 is fixedly arranged on the left clamping block 12, the left clamping rod 14 is abutted against a water swelling water stop bar 8, an elastic block 15 is arranged in an inner cavity of the transparent upper shell 2 close to the left clamping block 12, a pull rope 16 is fixedly arranged on the left clamping block 12, a fixed block 17 is symmetrically and fixedly arranged in an inner cavity of one side of the transparent upper shell 2 close to the elastic block 15, a connecting spring 18 is connected on the fixed block 17, the connecting spring 18 is connected on a push plate 19, the pull rope 16 is connected on the push plate 19 after, the piston block 21 is fixedly arranged on the push block 20, the piston block 21 is movably arranged in the glue pipe 22, sealant for remediation is stored in the glue pipe 22, the glue pipe 22 penetrates through the side wall of the transparent upper shell 2, a sealing film 23 is arranged at an outlet of the side wall, and the sealing film 23 is broken under stress.

A left limit plate 24 and a right limit plate 25 are symmetrically and fixedly arranged in the transparent upper shell 2, a water guide hole 26 and a drainage channel 27 are arranged on the right limit plate 25, the water guide hole 26 is communicated with the drainage channel 27, water drops condensed at the sound outlet 35 can fall into the drainage channel 27 through the water guide hole 26 and be discharged through the drainage channel 27, the drainage channel 27 penetrates through the transparent upper shell 2, a filter screen 28 is arranged at the opening, the filter screen 28 is arranged to prevent dust and impurities in the air from entering the inside of the loudspeaker, a right fixture block 29 is fixedly arranged below the right limit plate 25, the right fixture block 29 is connected with the transparent lower shell 1 through a bonding pad II 30, a right fixture rod 31 is fixedly arranged on the right fixture block 29, the right fixture rod 31 is inserted in the fixture groove II 9, a water baffle 32 is fixedly arranged on the right limit plate 25, a sound outlet 35 is arranged in the transparent upper shell 2, a waterproof breathable film 36 is arranged at an outlet of the transparent upper shell, the waterproof breathable film 36 has the functions of blocking water flow and allowing air circulation, and does not affect heat dissipation while being waterproof.

Preferably, each water guide hole 26 on the right limiting plate 25 is arranged obliquely downwards, so that water flow is prevented from flowing backwards, and the water flow is led out in time.

As a preferred, be provided with the allochroic silica gel 33 that absorbs water in the recess of breakwater 32, the allochroic silica gel 33 that absorbs water is sealed in the recess of breakwater 32 through water-soluble membrane 34, and the allochroic silica gel 33 that absorbs water is blue when anhydrous, and when the humidity in the air is too big or large granule water droplet appears, the allochroic silica gel 33 that absorbs water can become pink to remind the user to notice, in time change and use in the less environment of humidity.

The utility model provides a speaker including speaker waterproof construction, includes sound production monomer 37, sound production monomer 37 sets up between the L type piece 3 of symmetry, is provided with vibrating diaphragm 38 on the sound production monomer 37, forms some gluey groove 39 between sound production monomer 37 and left limiting plate 24, the transparent casing 1 down, the right limiting plate 25, and some gluey groove 39 in use can fill glue to fix sound production monomer 37.

The working principle is as follows: when the sounding single body 37 is used, the sounding single body 37 is placed between the symmetrical L-shaped blocks 3 on the transparent lower shell 1, then the transparent upper shell 2 and the transparent lower shell 1 are clamped, the left clamping rod 14 of the transparent upper shell 2 abuts against the water swelling water stop strip 8 of the clamping groove I6, the right clamping rod 31 of the transparent upper shell 2 is clamped and embedded in the clamping groove II 9, the left limiting plate 24 and the right limiting plate 25 at the moment are just clamped and embedded at two ends of the vibrating diaphragm 38, after clamping is completed, the transparent lower shell 1 is turned over to the upper side, glue is filled in the glue filling channel 5 until the glue fills the glue dispensing groove 39 and finally seals the glue filling channel 5, particularly, the glue can enter the clamping groove I6 from the arc-shaped groove I7, so that the left clamping block 12 is fixed, the glue at the other side can enter the clamping groove II 9 from the arc-shaped groove II 10, and the right clamping rod 31 is fixed.

In use, if infiltration appears in bonding pad 13 department, lead to meeting water inflation sealing rod 8 in draw-in groove 6 and meeting the water volume and becoming bigger, left kelly 14 will be by jack-up upwards, make elastic block 15 extruded, left fixture block 12 drives 16 rebound of stay cord, take place to retract under the effect at the coupling spring 18 of initial tensile state, push pedal 19 moves down, and drive piston piece 21 through ejector pad 20 and promote the glue in glue pipe 22, sealing film 23 atress is ruptured, glue flows out, fill the bonding to the gap that probably exists in the vicinity of glue pipe 22, ensure inside not receiving further damage.

The water droplet that condenses in sound outlet 35 department can fall into drainage channel 27 through water guide hole 26, and discharge through drainage channel 27, be provided with breakwater 32 on the limiting plate 25 of the right side, be provided with water absorption color-changing silica gel 33 in the recess of breakwater 32, water absorption color-changing silica gel 33 is sealed in the recess of breakwater 32 through water-soluble membrane 34, water-soluble membrane 34 meets water and can take place to dissolve, water absorption color-changing silica gel 33 is blue when anhydrous, when the humidity in the air is too big or large granule water droplet appears, water absorption color-changing silica gel 33 absorbs water and can become pink, thereby remind the user to notice, in time change and use in the less environment of humidity.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a waterproof structure of loudspeaker, includes transparent casing (2) in casing (1) and the transparent down, its characterized in that: the waterproof and waterproof integrated circuit is characterized in that L-shaped blocks (3) are symmetrically and fixedly arranged on one side, close to the transparent upper shell (2), of the transparent lower shell (1), through grooves (4) are formed in the L-shaped blocks (3), glue injection channels (5) are formed between the symmetrical L-shaped blocks (3) of the transparent lower shell (1), a first clamping groove (6) and a first arc-shaped groove (7) are formed in one end of the transparent lower shell (1), the first clamping groove (6) is communicated with the first arc-shaped groove (7), a water-swelling water stop strip (8) is arranged at the bottom of the first clamping groove (6), a second clamping groove (9) and a second arc-shaped groove (10) are formed in one end, far away from the first clamping groove (6), of the transparent lower shell (1), and the second clamping groove (9) is communicated with;

one side of the transparent upper shell (2) close to the transparent lower shell (1) is provided with a water absorption pad (11), one side of the transparent upper shell (2) close to the clamping groove I (6) is fixedly provided with a left clamping block (12), the left clamping block (12) is connected with the transparent lower shell (1) through a bonding pad I (13), a left clamping rod (14) is fixedly arranged on the left clamping block (12), the left clamping rod (14) is abutted to a water-swelling water stop strip (8), an elastic block (15) is arranged in an inner cavity of the transparent upper shell (2) close to the left clamping block (12), a pulling rope (16) is fixedly arranged on the left clamping block (12), fixed blocks (17) are symmetrically and fixedly arranged in an inner cavity of one side of the transparent upper shell (2) close to the elastic block (15), a connecting spring (18) is connected on the fixed blocks (17), and the connecting spring (18) is connected on a pushing plate (19), the pull rope (16) penetrates through the elastic block (15) and then is connected to the push plate (19), one side, close to the fixed block (17), of the push plate (19) is fixedly provided with a push block (20), the push block (20) is fixedly provided with a piston block (21), the piston block (21) is movably arranged in a glue pipe (22), the glue pipe (22) penetrates through the side wall of the transparent upper shell (2), and a sealing film (23) is arranged at an outlet of the glue pipe;

a left limit plate (24) and a right limit plate (25) are symmetrically and fixedly arranged in the transparent upper shell (2), the right limit plate (25) is provided with a water guide hole (26) and a drainage channel (27), the water guide hole (26) is communicated with a drainage channel (27), the drainage channel (27) penetrates through the transparent upper shell (2) and a filter screen (28) is arranged at the opening, a right clamping block (29) is fixedly arranged below the right limiting plate (25), the right clamping block (29) is connected with the transparent lower shell (1) through a second bonding pad (30), a right clamping rod (31) is fixedly arranged on the right clamping block (29), the right clamping rod (31) is inserted into the second clamping groove (9), a water baffle (32) is fixedly arranged on the right limit plate (25), a sound outlet (35) is arranged in the transparent upper shell (2), and a waterproof breathable film (36) is arranged at the outlet of the transparent upper shell (2) close to the sound outlet (35).

2. The waterproof structure of a speaker according to claim 1, wherein: and each water guide hole (26) on the right limiting plate (25) is obliquely and downwards arranged.

3. The waterproof structure of a speaker according to claim 1, wherein: and a water-absorbing allochroic silica gel (33) is arranged in the groove of the water baffle (32), and the water-absorbing allochroic silica gel (33) is sealed in the groove of the water baffle (32) through a water-soluble film (34).

4. A speaker including a waterproof structure of the speaker according to any one of claims 1 to 3, comprising a sound-emitting unit (37), characterized in that: sound production monomer (37) set up between the L type piece (3) of symmetry, be provided with vibrating diaphragm (38) on sound production monomer (37), form some gluey groove (39) between sound production monomer (37) and left limiting plate (24), transparent lower casing (1), right limiting plate (25).