CN210745519U - Prevent wind earphone of making an uproar - Google Patents

Abstract

The utility model discloses a prevent wind earphone of making an uproar, which comprises a housin, the intracavity that holds that the casing formed is equipped with the MIC, be equipped with on the casing and pick up the sound hole, it prevents wind the support of making an uproar to pick up to be equipped with between sound hole and the MIC, it has the wind-proof chamber to prevent wind to make an uproar to be formed in the support, it is equipped with the sound hole to prevent wind on the support to prevent wind, the one end and the pickup hole intercommunication in wind-proof chamber, the other end and the sound hole intercommunication in wind-proof chamber, it is just right with the MIC to pass through the sound hole, because the wind-proof chamber has bending structure, but the air in wind-proof intracavity is prevented in the pickup hole entering of significantly reduced, even there is a small amount of air entering, its velocity of flow will greatly reduced under the effect in wind-proof chamber of bending, finally.

Description

Prevent wind earphone of making an uproar

Technical Field

The utility model relates to an earphone technical field especially relates to a prevent wind earphone of making an uproar.

Background

The headset is a pair of conversion units that convert the received electrical signals into audible audio signals. The earphone is very popular with users because it is portable and enables users to listen to audio alone without affecting other people. Nowadays, with the continuous improvement of the quality of life of people, users put forward higher requirements on the tone quality of earphones.

At present, a plurality of earphones have a conversation function, so that microphones are installed, and especially, the microphones are not used on the earphones which are used as accessories of communication equipment such as mobile phones. The existing earphone microphone can generate large wind noise when in communication due to the influence of wind when being used outdoors, so that the opposite side is difficult to hear the communication content, and the user experience is seriously influenced.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

In view of this, the utility model provides a prevent wind earphone of making an uproar sets up the support of preventing wind between pick-up hole and MIC, is formed with the wind-proof chamber in preventing wind the support of making an uproar, prevents wind the reducible air current that reachs MIC department in chamber to reduce the influence of air current to MIC, improve the MIC performance, and then improve earphone wholeness ability, improve user experience.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

the utility model provides a prevent wind earphone of making an uproar, include: a housing having a receiving chamber formed therein; the MIC is arranged in the accommodating cavity; the sound pickup hole is arranged on the shell; further comprising: the wind noise prevention support is internally provided with a wind noise prevention cavity, the wind noise prevention cavity is of a bending structure, a sound transmission hole is formed in the wind noise prevention support, one end of the wind noise prevention cavity is communicated with the pickup hole, the other end of the wind noise prevention cavity is communicated with the sound transmission hole, and the sound transmission hole is opposite to the MIC.

Furthermore, the windproof cavity is provided with a windproof cavity section and a windproof cavity section which are communicated, one end of the windproof cavity section is communicated with the pickup hole, the windproof cavity section is of a U-shaped structure, and one end of the windproof cavity section is communicated with the sound transmission hole.

Further, the caliber of one section of the windproof cavity is gradually reduced towards the direction far away from the sound pickup hole.

Furthermore, the wind-proof cavity second section comprises a transverse part and vertical parts arranged at two ends of the transverse part, wherein one vertical part is communicated with the wind-proof cavity first section, and the other vertical part is communicated with the sound transmission hole; the wind noise prevention support is provided with an opening part, and the opening part is communicated with the transverse part in a facing manner; the opening part is provided with a baffle.

Furthermore, a metal net and a waterproof membrane are arranged between the sound pickup hole and the windproof cavity section, the metal net is close to the sound pickup hole side, and the metal net is provided with a plurality of first through holes.

Furthermore, a sealing element is arranged between the MIC and the windproof cavity two-section, a second through hole is formed in the sealing element, and the second through hole is communicated with the sound transmission hole.

Furthermore, prevent wind earphone of making an uproar still includes the mainboard, the MIC is located on the mainboard, the mainboard is located the MIC with between the sealing member, be equipped with the third through-hole on the mainboard, the third through-hole with the second through-hole intercommunication.

Further, a first stopping portion and a second stopping portion are arranged on the wind noise prevention support, and the first stopping portion and the second stopping portion are arranged oppositely; a first slide way is arranged on the first stopping part, a second slide way is arranged on the second stopping part, one side of the main board is inserted into the first slide way, a clamping groove is arranged on the other side of the main board, and the clamping groove is clamped with the second slide way; the first stopping portion and the second stopping portion are respectively connected with the shell.

Further, be equipped with runner and glide slope on the inside wall of casing, the upside of mainboard slides and locates in the runner, the downside of mainboard slides and locates in the glide slope.

Further, the casing includes casing body and end cover, the end cover includes end cover body and end cover connecting portion, end cover connecting portion with this body coupling of casing, be equipped with on the end cover body pick up the sound hole, end cover connecting portion are formed with accommodation space, the one end of preventing wind and making an uproar support is located accommodation space.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the utility model discloses a prevent wind earphone of making an uproar is provided with the support of making an uproar of preventing wind between pickup hole and MIC, it is formed with the wind-proof chamber in the support of making an uproar to prevent wind, be equipped with sound transmission hole on the support of making an uproar to prevent wind, the one end and the pickup hole intercommunication in wind-proof chamber, the other end and the sound transmission hole intercommunication in wind-proof chamber, sound transmission hole and MIC are just right, because the wind-proof chamber has bending structure, but the air of the intracavity is prevented wind in the pickup hole entering of significantly reducing, even there is a small amount of air admission, its velocity of flow will greatly reduced under the effect in wind-proof chamber of bending of these a small amount of air, finally make the air current that reachs MIC department few, and the velocity of flow of these air is.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an embodiment of the wind noise prevention earphone of the present invention;

fig. 2 is an exploded view of the embodiment of the wind noise prevention earphone of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the wind noise prevention earphone of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural view of the wind noise prevention bracket according to the embodiment of the wind noise prevention earphone of the present invention;

fig. 6 is a schematic structural view of the wind noise prevention earphone according to another view angle of the wind noise prevention bracket of the embodiment of the present invention;

fig. 7 is a cross-sectional view of the wind noise prevention bracket according to the embodiment of the wind noise prevention earphone of the present invention (fig. 5, section B-B);

fig. 8 is a schematic structural diagram of the wind noise prevention earphone according to the embodiment of the present invention after the casing body is hidden;

fig. 9 is a schematic structural view of the wind noise prevention earphone according to another viewing angle after the casing body is hidden;

fig. 10 is a schematic structural diagram of a main board of an embodiment of the wind noise prevention earphone of the present invention;

fig. 11 is a schematic structural view of an end cap of an embodiment of the wind noise prevention earphone of the present invention;

fig. 12 is a schematic structural view of the casing body of the embodiment of the wind noise prevention earphone of the present invention;

fig. 13 is a schematic structural view of the casing body of the embodiment of the earphone for preventing wind noise according to the present invention at another viewing angle;

fig. 14 is a schematic structural diagram of a metal mesh of an embodiment of the wind noise prevention earphone of the present invention.

Reference numerals:

100-wind noise prevention support, 110-wind prevention cavity, 111-wind prevention cavity first section, 112-wind prevention cavity second section, 1121-transverse section, 1122-vertical section, 120-support body, 121-first end face, 122-first side face, 123-second side face, 130-first stopping portion, 131-first slide way, 140-second stopping portion, 141-second slide way, 150-opening portion, 160-concave portion and 170-sound transmission hole;

200-housing, 210-housing body, 211-receiving chamber, 212-upper slide, 213-lower slide, 214-upper limit, 215-lower limit, 220-end cap, 221-end cap body, 222-end cap connection, 223-receiving space, 224-boss, 225-sound pickup hole;

300-MIC；

400-a main board; 410-card slot, 420-third through hole;

500-a baffle;

600-seal, 610-second through hole;

700-metal mesh, 710-first via;

800-waterproof membrane.

Detailed Description

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

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model discloses a prevent wind earphone of making an uproar, refer to fig. 1 to 4, and it includes casing 200, is formed with in the casing 200 and holds chamber 211 for other parts of installation earphone. Hold and be equipped with MIC300 in the chamber 211, be equipped with sound collecting hole 225 on the casing 200, be equipped with wind-proof support 100 of making an uproar between sound collecting hole 225 and the MIC300, be formed with in the wind-proof support 100 of making an uproar and prevent wind chamber 110, be equipped with sound transmission hole 170 on the wind-proof support 100 of making an uproar, prevent wind chamber 110's one end and sound collecting hole 225 intercommunication, prevent wind chamber 110's the other end and pass through sound transmission hole 170 intercommunication, sound transmission hole 170 just.

The utility model discloses to prevent wind chamber 110 design for bending structure, prevent wind chamber 110 when realizing leading the sound effect, but the air in the wind chamber 110 is prevented to the significantly reduced through pickup hole 225 entering, even there is a small amount of air admission, its velocity of flow will greatly reduced under the effect in wind chamber 110 is prevented in bending to these a small amount of air, finally make the air current that reachs MIC300 department few, and the velocity of flow of these air currents is very slow, and then reduce the influence of air current to MIC300, improve MIC300 performance, and then improve earphone wholeness ability, improve user experience.

Referring to fig. 4 and 7, the windproof cavity 110 has a windproof cavity section 111 and a windproof cavity section 112 which are communicated with each other, one end of the windproof cavity section 111 is communicated with the sound pickup hole 225, the windproof cavity section 112 is of a U-shaped structure, one end of the windproof cavity section 112 is communicated with the sound transmission hole 170, and the transmission path of air and sound is the sound pickup hole 225, the windproof cavity section 111, the windproof cavity section 112, the sound transmission hole 170, and finally reaches the MIC 300. The first windproof cavity section 111 and the second U-shaped windproof cavity section 112 form three bends, so that a better windproof effect can be realized.

Furthermore, the caliber of one section 111 of the windproof cavity is gradually reduced towards the direction far away from the sound pickup hole 225, and the structure in the shape of the closed mouth is beneficial to forming a better sound receiving effect, so that the windproof effect can be improved, and the acoustic performance of the MIC300 can be improved.

Further, the wind-proof cavity second segment 112 includes a transverse portion 1121 and vertical portions 1122 disposed at two ends of the transverse portion 1121, wherein one vertical portion 1122 is communicated with the wind-proof cavity first segment 111, and the other vertical portion 1122 is communicated with the sound transmission hole 170. Since the wind-proof cavity 110 having the bending structure is disposed inside the wind-proof bracket 100, in order to facilitate the processing and manufacturing of the wind-proof cavity 110, the wind-proof bracket 100 of the present embodiment is provided with the opening portion 150, and the opening portion 150 is in direct contact with the transverse portion 1121.

Further, a baffle 500 is provided at the opening portion 150 to prevent sound from flowing out through the opening portion 150 and not all reaching the MIC300, to improve sealing performance and acoustic performance of the MIC 300.

Furthermore, a concave portion 160 is disposed at a position of the wind noise prevention bracket 100 close to the opening portion 150, and the baffle 500 is fixed in the concave portion 160, so that the connection reliability between the baffle 500 and the wind noise prevention bracket 100 is improved, and the baffle 500 is prevented from being scraped against the housing 200 and falling off when being mounted. The baffle 500 is preferably adhesively secured to the recess 160 by dispensing, facilitating assembly.

Referring to fig. 2, the housing 200 includes a housing body 210 and an end cover 220, the structural schematic diagram of the housing body 210 refers to fig. 12 and 13, the structural schematic diagram of the end cover 220 refers to fig. 11, an accommodating cavity 211 is formed inside the housing body 210, the end cover 220 includes an end cover body 221 and an end cover connecting portion 222 that are integrally formed, the end cover connecting portion 222 and the housing body 210 are fixed by adhesive bonding through dispensing, a sound pickup hole 225 is formed in the end cover body 221, the end cover connecting portion 222 encloses an accommodating space 223, referring to fig. 4, one end of the wind noise prevention support 100 is located in the accommodating space. Thus, during installation, other components such as the wind noise prevention support 100 can be installed from the opening end of the housing body 210, the end cover 220 is installed, one end of the wind noise prevention support 100 is connected with the housing body 210, and the other end of the wind noise prevention support 100 is located in the accommodating space 223 of the end cover 220, so that the connection reliability of the wind noise prevention support 100 is improved.

Further, referring to fig. 11, a plurality of protrusions 224 are spaced apart from each other on a side surface of the end cap connection portion 222 connected to the housing body 210, and the interference fit between the protrusions 224 and the inner side wall of the housing body 210 helps to improve the connection reliability of the end cap 220.

Referring to fig. 2 and 4, a metal mesh 700 and a waterproof membrane 800 are disposed between the sound pickup hole 225 and the wind-proof cavity section 111, wherein the metal mesh 700 is schematically illustrated in fig. 14, the metal mesh 700 is close to the sound pickup hole 225, the metal mesh 700 is preferably a stainless steel mesh, which can prevent external objects from entering the wind-proof cavity 110 and causing adverse effects on the MIC300, and a plurality of first through holes 710 are disposed on the metal mesh 700 for sound conduction. The waterproof film 800 is fixedly bonded with the metal mesh 700, so that the assembly is convenient, and the waterproof film 800 can prevent external water vapor from entering the windproof cavity 110 to have adverse effects on the MIC 300.

With continued reference to fig. 2 and 4, a sealing member 600 is disposed between the MIC300 and the windbreak chamber segment 112, and a second through hole 610 is disposed on the sealing member 600, and the second through hole 610 is communicated with the sound transmission hole 170 to facilitate sound conduction. The sealing member 600 is adhesively fixed to the wind noise prevention bracket 100 by glue dispensing, and the sealing member 600 helps to improve the acoustic performance of the MIC 300.

Further, prevent wind earphone of making an uproar still includes mainboard 400, and in mainboard 400 located and hold the chamber 211, MIC300 bonded fixed in the one side of mainboard 400, and the opposite side and the sealing member 600 of mainboard 400 hug closely, and also mainboard 400 is located between MIC300 and the sealing member 600, is equipped with third through-hole 420 on the mainboard 400, and third through-hole 420 and second through-hole 610 communicate to in lead the sound.

When the wind noise prevention bracket is installed, the baffle 500 and the sealing member 600 are respectively adhered to the wind noise prevention bracket 100; bonding the MIC300 and the mainboard 400 into a whole; mounting the metal mesh 700 to the inner side of the end cover body 221, and then assembling the waterproof membrane 800; assembling the main board 400 bonded with the MIC300 on the wind noise prevention bracket 100; the wind noise prevention bracket 100 is installed in the accommodating cavity 211 of the housing body 210 together with the main board 400 and the MIC 300; and finally, the end cover 220 provided with the metal mesh 700 and the waterproof membrane 800 is arranged on the shell body 210, so that the whole assembly process is simple and convenient to operate.

Referring to fig. 5 and 6, the wind noise prevention bracket 100 includes a bracket body 120, a wind prevention cavity 110 is formed inside the bracket body 120, a first end surface 121 is set at a side of the bracket body 120 close to an end cap 220, a first side surface 122 is set at a side of the bracket body 120 close to a baffle 500, a second side surface 123 is set at a side of the bracket body 120 close to a sealing member 600, the first side surface 122 and the second side surface 123 are oppositely disposed, a recess 160 and an opening 150 are disposed on the first side surface 122, and a sound transmission hole 170 is disposed on the second side surface 123. The shape of the first end surface 121 is adapted to the inner side surface of the end cover body 221, so that the end cover 220 can be conveniently installed, and on the other hand, a certain extrusion force can be applied to the metal mesh 700 and the waterproof membrane 800 by the first end surface 121, so that the structural reliability is further improved.

First backstop portion 130 and second backstop portion 140 are integrally formed on support body 120, first backstop portion 130 and second backstop portion 140 are arranged relatively, specifically, first backstop portion 130 is arranged at the top of support body 120, second backstop portion 140 is arranged at the bottom of support body 120, first backstop portion 130 is provided with first slide way 131 on the side close to second side face 123, second backstop portion 140 is provided with second slide way 141 on the side close to second side face 123, refer to fig. 9, the upside of mainboard 400 is inserted and located in first slide way 131, the downside of mainboard 400 is provided with clamping groove 410, clamping groove 410 is clamped with second slide way 141, through the grafting between mainboard 400 upside and first slide way 131, the clamping between second slide way 141 and clamping groove 410, the convenience and reliability of connection of mainboard 400 are improved, and can easily realize the spacing of mainboard 400 in the upper, lower, left and right directions, mainboard 400 is difficult to rock.

As can be seen from fig. 6, the second side surface 123 is recessed in the bracket body 120, and when the main board 400 is installed, referring to fig. 9, an end of the main board 400 abuts against a side of the bracket body 120 facing the second side surface 123, so as to stop the installation of the main board 400.

Further, when the wind noise prevention bracket 100 is installed in the accommodating cavity 211, the first stopper 130 and the second stopper 140 are fixed to the inner sidewall of the housing body 210 by adhesive bonding, so as to mount the wind noise prevention bracket 100.

Preferably, one surfaces of the first blocking portion 130 and the second blocking portion 140 close to the inner side wall of the case body 210 are in interference fit with the case body 210 to improve the connection reliability of the wind noise prevention bracket 100, and during installation, the first blocking portion 130 and the second blocking portion 140 are pushed into the inner side wall of the case body 210.

Referring to fig. 12 and 13, corresponding to the installation position of the main board 400, the inner side wall of the housing body 210 is correspondingly provided with an upper slide 212 and a lower slide 213, the upper side of the main board 400 is slidably disposed in the upper slide 212, the lower side of the main board 400 is slidably disposed in the lower slide 213, the upper slide 212 and the lower slide 213 guide the installation of the main board 400, and the main board 400 is more stable and less prone to shake after being installed in place.

The upper slide way 212 is provided with an upper limiting part 214, the lower slide way 213 is provided with a lower limiting part 215, when the wind noise prevention support 100 is placed in the accommodating cavity 211, the end surface of the first limiting part 130 abuts against the upper limiting part 214, and the second limiting part 140 abuts against the lower limiting part 215, so that the wind noise prevention support 100 is pushed in place, an prompting effect is provided for an operator, and meanwhile, the abutting at the position also plays a transverse limiting role in the wind noise prevention support 100.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A noise resistant headphone, comprising:

a housing having a receiving chamber formed therein;

the MIC is arranged in the accommodating cavity;

the sound pickup hole is arranged on the shell;

it is characterized by also comprising:

the wind noise prevention support is internally provided with a wind noise prevention cavity, the wind noise prevention cavity is of a bending structure, a sound transmission hole is formed in the wind noise prevention support, one end of the wind noise prevention cavity is communicated with the pickup hole, the other end of the wind noise prevention cavity is communicated with the sound transmission hole, and the sound transmission hole is opposite to the MIC.

2. The noise resistant headphones of claim 1,

the windproof cavity is provided with a windproof cavity section and a windproof cavity section which are communicated, one end of the windproof cavity section is communicated with the pickup hole, the windproof cavity section is of a U-shaped structure, and one end of the windproof cavity section is communicated with the sound transmission hole.

3. The noise resistant headphones of claim 2,

the caliber of one section of the windproof cavity is gradually reduced towards the direction far away from the sound pickup hole.

4. The noise resistant headphones of claim 2,

the wind-proof cavity second section comprises a transverse part and vertical parts arranged at two ends of the transverse part, wherein one vertical part is communicated with the wind-proof cavity first section, and the other vertical part is communicated with the sound transmission hole;

the wind noise prevention support is provided with an opening part, and the opening part is communicated with the transverse part in a facing manner;

the opening part is provided with a baffle.

5. The noise resistant headphones of claim 2,

the wind-proof and sound-picking device is characterized in that a metal net and a waterproof film are arranged between the sound-picking hole and one section of the wind-proof cavity, the metal net is close to the sound-picking hole side, and the metal net is provided with a plurality of first through holes.

6. The noise resistant headphones of claim 2,

and a sealing element is arranged between the MIC and the windproof cavity two sections, a second through hole is arranged on the sealing element, and the second through hole is communicated with the sound transmission hole.

7. The noise resistant headphones of claim 6,

the wind noise prevention earphone further comprises a mainboard, the MIC is arranged on the mainboard, the mainboard is located between the MIC and the sealing element, a third through hole is formed in the mainboard, and the third through hole is communicated with the second through hole.

8. The noise resistant headphones of claim 7,

the wind noise prevention support is provided with a first stopping part and a second stopping part, and the first stopping part and the second stopping part are arranged oppositely;

a first slide way is arranged on the first stopping part, a second slide way is arranged on the second stopping part, one side of the main board is inserted into the first slide way, a clamping groove is arranged on the other side of the main board, and the clamping groove is clamped with the second slide way;

the first stopping portion and the second stopping portion are respectively connected with the shell.

9. The noise resistant headphones of claim 7,

be equipped with runner and glide slope on the inside wall of casing, the upside of mainboard slides and locates in the runner, the downside of mainboard slides and locates in the glide slope.

10. The noise resistant headphones of claim 1,

the shell comprises a shell body and an end cover, the end cover comprises an end cover body and an end cover connecting portion, the end cover connecting portion is connected with the shell body, the sound pickup hole is formed in the end cover body, an accommodating space is formed in the end cover connecting portion, and one end of the wind noise prevention support is located in the accommodating space.

Images