CN212163665U - Noise reduction earphone shell and rear cavity structure thereof - Google Patents

Abstract

The utility model discloses an earphone shell of making an uproar and back cavity structure thereof falls, including the earphone shell, be provided with the earphone net in the earphone shell, earphone shell rear end swing joint has the back cavity, back cavity rear end fixedly connected with connecting piece, connecting piece rear end swing joint has the connecting rod, the connecting rod rear end is provided with the access hole, first fixture block and the second fixture block of earphone shell and back intracavity fixedly connected with symmetry, two first draw-in groove has all been seted up in first fixture block and the second fixture block, four first spout and the second spout of symmetry, four all be provided with the first spring and the second spring of symmetry in first spout and the second spout, four first slider and the second slider of second spring front end fixedly connected with symmetry. This earphone shell of making an uproar and back cavity structure fall, first sound cotton and second sound cotton of inhaling can increase the sound effect of inhaling, and the bracing piece increases the effect that the air propagation was fallen the noise.

Description

Noise reduction earphone shell and rear cavity structure thereof

Technical Field

The utility model relates to an earphone technical field specifically is an earphone shell of making an uproar falls and back cavity structure thereof.

Background

The earphone is a pair of conversion units, it accepts the electric signal that the media player or receiver send out, utilize the loudspeaker close to the ear to change it into the sound wave that can be heard, the earphone is usually separable with the media player, utilize a plug to connect, the benefit is under the situation that does not influence the other people, can listen to the stereo set alone; the earphone can also isolate the sound of the surrounding environment, is very helpful for people who use in a recording room, a bar, a trip, sports and other noisy environments, the earphone is originally used for a telephone and a radio, but along with the prevalence of portable electronic devices, the earphone is mostly used for a mobile phone, a walkman, a radio, a portable electric game, a digital audio player and the like.

Along with the earphone has played an indispensable amusement activity in people's daily life for relax the body and mind, add a color for loaded down with trivial details work and life, nevertheless current earphone falls the function of making an uproar inadequately at the in-process that uses, peripheral people can hear the song of putting and cause the unnecessary influence when listening to the song, and the back chamber is easily not hard up because of long-time rocking when carrying out the spare part installation simultaneously, and mounting structure is loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centrifugal adsorbent holds in palm attaches device to it is not enough to provide the in-process that is used for the earphone to fall the function of making an uproar in the use in solving above-mentioned background art, and peripheral people can hear the song of putting and cause the unnecessary influence when listening to the song, and the back chamber is easy not hard up because of long-time rocking when carrying out the spare part installation simultaneously, and the loaded down with trivial details problem of mounting structure.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a centrifugal adsorbent holds in palm attaches device, includes the earphone shell, be provided with the earphone net in the earphone shell, earphone shell rear end swing joint has the rear chamber, rear chamber rear end fixedly connected with connecting piece, connecting piece rear end swing joint has the connecting rod, the connecting rod rear end is provided with the access hole, first fixture block and the second fixture block of earphone shell and rear chamber internal fixedly connected with symmetry, two first draw-in groove has all been seted up in first fixture block and the second fixture block, four first spout and the second spout of symmetry have all been seted up in the first draw-in groove, four all be provided with the first spring and the second spring of symmetry in first spout and the second spout, four first slider and the second slider of first spring and second spring front end fixedly connected with symmetry.

Preferably, a second clamping groove is formed in the earphone shell and located in front of the first clamping block, a third clamping block is fixedly connected to the outer end of the earphone net, the third clamping block is connected with the second clamping groove in a clamping mode, and first sound absorbing cotton is arranged in the earphone shell.

Preferably, be provided with first baffle, two in the first sound absorption cotton be provided with the bracing piece that a plurality of equidistance distributes, a plurality of in the first baffle the bracing piece lower extreme is provided with the second and inhales the sound cotton, the second is inhaled and is provided with the second baffle in the sound cotton.

Preferably, the front end of the connecting rod is provided with a fixing ring, threads are arranged in the fixing ring, and the fixing ring is movably connected with the connecting piece.

Preferably, the upper end of the connecting rod is provided with an iron absorbing plate, and the iron absorbing plate is adsorbed with the connecting rod.

Preferably, the upper end of the iron absorbing plate is fixedly connected with a ferrule, and a suspension loop rope is arranged in the ferrule.

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

1. the noise reduction earphone shell and the rear cavity structure thereof can be conveniently used in maintenance through the arranged access hole, the arranged first clamping block and the arranged second clamping block can be fixed when parts are arranged in the earphone shell and the rear cavity, and the first sliding block and the second sliding block can protrude towards the first clamping groove and clamp the parts under the action of the first spring and the second spring, so that the parts are prevented from being loosened due to shaking in the long-time use process and the effect is prevented from being influenced;

2. according to the noise reduction earphone shell and the rear cavity structure thereof, the earphone net can be fixed through the fixture block through the second clamping groove, the earphone net can be conveniently replaced, the sound absorption effect can be increased through the first sound absorption cotton and the second sound absorption cotton, meanwhile, the supporting rod is arranged to support, the air transmission between the first sound absorption cotton and the second sound absorption cotton can be increased, the sound transmission is prolonged, the noise of sound is reduced, and the noise reduction effect is achieved;

3. this earphone shell of making an uproar and back cavity structure falls is connected the connecting rod with the connecting piece through the retainer plate that sets up, increases the later maintenance of being convenient for simultaneously and uses with the maintenance, and the magnet board plays the effect of connecting, can take or link to each other according to the user demand simultaneously, makes the hangers rope can put its hangers department with its string when using, has avoided the problem of the easy landing of earphone in the in-process that uses.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic sectional structure diagram of the present invention;

fig. 4 is a schematic view of the profile structure of the earphone shell material of the present invention;

fig. 5 is a schematic structural diagram of part a of the present invention.

In the figure: 1. an earphone shell; 2. a listener net; 3. a rear cavity; 4. a connecting member; 5. a connecting rod; 6. an access hole; 7. a first clamping block; 8. a second fixture block; 9. a first card slot; 10. a first chute; 11. a second chute; 12. a first spring; 13. a second spring; 14. a first slider; 15. a second slider; 16. a second card slot; 17. a third fixture block; 18. a first sound absorbing cotton; 19. A first separator; 20. a support bar; 21. the second sound-absorbing cotton; 22. a second separator; 23. a stationary ring; 24. a thread; 25. an iron absorbing plate; 26. a ferrule; 27. a suspension loop rope.

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.

Referring to fig. 1-5, the present invention provides an embodiment: a noise reduction earphone shell and a rear cavity structure thereof comprise an earphone shell 1, wherein an earphone net 2 is arranged in the earphone shell 1, the rear end of the earphone shell 1 is movably connected with a rear cavity 3, the rear end of the rear cavity 3 is fixedly connected with a connecting piece 4, the rear end of the connecting piece 4 is movably connected with a connecting rod 5, the rear end of the connecting rod 5 is provided with an access hole 6, the earphone shell 1 and the rear cavity 3 are fixedly connected with symmetrical first clamping blocks 7 and second clamping blocks 8, two first clamping blocks 7 and second clamping blocks 8 are respectively provided with a first clamping groove 9, four first clamping grooves 9 are respectively provided with a symmetrical first sliding groove 10 and a symmetrical second sliding groove 11, four first sliding grooves 10 and second sliding grooves 11 are respectively provided with a symmetrical first spring 12 and a symmetrical second spring 13, the front ends of the four first springs 12 and the four second springs 13 are fixedly connected with a symmetrical first sliding block 14 and a symmetrical second sliding block 15, and the maintenance can be conveniently carried out through the arranged, use connecting piece 4 and 5 split type be convenient for later stage replacement spare part of connecting rod and maintenance, first fixture block 7 and the second fixture block 8 that set up simultaneously can fix when installing spare part in earphone shell 1 and rear chamber 3, and can first slider 14 and second slider 15 outstanding and block spare part to first draw-in groove 9 under the effect of first spring 12 and second spring 13, avoid long-time in-process that uses because of rocking and cause spare part not hard up, influence the effect.

Further, a second clamping groove 16 is formed in the earphone shell 1, the second clamping groove 16 is located in front of the first clamping block 7, a third clamping block 17 is fixedly connected to the outer end of the earphone net 2, the third clamping block 17 is connected with the second clamping groove 16 in a clamping mode, first sound absorption cotton 18 is arranged in the earphone shell 1, the earphone net 2 can be fixed through the third clamping block 17 through the second clamping groove 16, the earphone net 2 can be replaced conveniently, and the first sound absorption cotton 18 is arranged in the earphone shell 1 and can play a sound absorption effect.

Further, be provided with first baffle 19 in the first sound absorption cotton 18, be provided with the bracing piece 20 that a plurality of equidistance distributes in two first baffles 19, a plurality of bracing piece 20 lower extreme is provided with the second and inhales sound cotton 21, the second is inhaled and is provided with second baffle 22 in the sound cotton 21, inhale sound cotton 18 and second and inhale sound cotton 21 and can increase sound absorption effect through the first sound absorption that sets up, bracing piece 20 that sets up simultaneously can increase the first sound absorption cotton 18 and second and inhale the air propagation between the sound cotton 21 when playing the support, thereby the extension sound is propagated and is alleviateed the noise of sound and is played the effect of making an uproar of falling.

Further, 5 front ends of connecting rod are provided with retainer plate 23, are provided with screw thread 24 in the retainer plate 23, and retainer plate 23 and 4 swing joint of connecting piece are connected connecting rod 5 and connecting piece 4 through screw thread 24 through the retainer plate 23 that sets up, and the later maintenance and the use of maintaining of being convenient for simultaneously increase stability.

Further, the upper end of the connecting rod 5 is provided with an iron absorbing plate 25, the iron absorbing plate 25 is adsorbed to the connecting rod 5, the iron absorbing plate 25 is connected, and the iron absorbing plate can be picked or connected according to use requirements.

Further, a ferrule 26 is fixedly connected to the upper end of the iron attracting plate 25, a hanging lug rope 27 is arranged in the ferrule 26, and the earphone can be hung on the lug when in use through the hanging lug rope 27, so that the problem that the earphone easily slides down when in use is avoided.

The working principle is as follows: when in use, the access hole 6 arranged at the rear end of the connecting rod 5 can be used for maintenance, the fixing ring 23 can connect the connecting rod 5 with the connecting piece 4 through the screw thread 24, the stability is increased, the first clamping block 7 and the second clamping block 8 arranged in the earphone shell 1 and the rear cavity 3 can be fixed when parts are arranged in the earphone shell 1 and the rear cavity 3, and the first sliding block 14 and the second sliding block 15 can protrude into the first clamping groove 9 under the elastic force action of the first spring 12 and the second spring 13 and clamp the parts, so that the parts are prevented from loosening caused by shaking in the long-time use process and the sound quality effect is prevented from being influenced, meanwhile, the second clamping groove 16 can fix the earphone net 2 through the third clamping block 17 and facilitate the replacement of the earphone net 2, the sound absorption effect can be increased by arranging the first sound absorption cotton 18 and the second sound absorption cotton 21 in the earphone shell 1, bracing piece 20 that sets up simultaneously plays the air propagation that can increase between first sound cotton 18 and the second sound cotton 21 of inhaling when supporting, thereby the noise that the extension sound propagated and alleviateed sound plays the effect of making an uproar of falling, for avoiding the earphone problem of the easy landing of in-process that uses, can adsorb iron plate 25 and adsorb in connecting piece 4 top with inhaling, and can be when using its hangers department of putting the ear through the hangers rope 27 that sets up.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a noise reduction earphone shell and back chamber structure thereof, includes earphone shell (1), its characterized in that: earphone net (2) is arranged in earphone shell (1), rear cavity (3) is movably connected to rear end of earphone shell (1), connecting piece (4) is fixedly connected to rear end of rear cavity (3), connecting piece (4) is movably connected to rear end of connecting rod (5), connecting rod (5) rear end is provided with access opening (6), first clamping block (7) and second clamping block (8) which are fixedly connected with symmetry in earphone shell (1) and rear cavity (3), two first clamping groove (9) and four first clamping groove (10) and second clamping groove (11) which are symmetrical are all arranged in first clamping groove (7) and second clamping block (8), four first sliding groove (10) and second sliding groove (11) which are symmetrical are arranged in first sliding groove (10) and second sliding groove (11) respectively, and four first sliding block (14) and second sliding block (13) which are symmetrical are fixedly connected to front ends of first spring (12) and second spring (13) A second slider (15).

2. The noise reduction earphone shell and the rear cavity structure thereof according to claim 1, wherein: the earphone comprises an earphone shell (1), and is characterized in that a second clamping groove (16) is formed in the earphone shell (1), the second clamping groove (16) is located in the front of a first clamping block (7), a third clamping block (17) is fixedly connected to the outer end of an earphone net (2), the third clamping block (17) is connected with the second clamping groove (16) in a clamping mode, and first sound absorption cotton (18) is arranged in the earphone shell (1).

3. The noise reduction earphone shell and the rear cavity structure thereof according to claim 2, wherein: be provided with first baffle (19) in first sound absorption cotton (18), two be provided with bracing piece (20) that a plurality of equidistance distributes in first baffle (19), a plurality of bracing piece (20) lower extreme is provided with the second and inhales sound cotton (21), the second is inhaled and is provided with second baffle (22) in the sound cotton (21).

4. The noise reduction earphone shell and the rear cavity structure thereof according to claim 1, wherein: the connecting rod (5) front end is provided with retainer plate (23), be provided with screw thread (24) in retainer plate (23), retainer plate (23) and connecting piece (4) swing joint.

5. The noise reduction earphone shell and the rear cavity structure thereof according to claim 1, wherein: an iron absorbing plate (25) is arranged at the upper end of the connecting rod (5), and the iron absorbing plate (25) is adsorbed to the connecting rod (5).

6. The noise reduction earphone shell and the rear cavity structure thereof according to claim 5, wherein: the upper end of the iron sucking plate (25) is fixedly connected with a ferrule (26), and a suspension loop rope (27) is arranged in the ferrule (26).

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