CN209562788U - Anti-noise earshell, anti-noise earshell module and anti-noise soft cap - Google Patents

Anti-noise earshell, anti-noise earshell module and anti-noise soft cap Download PDF

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Publication number
CN209562788U
CN209562788U CN201920544849.3U CN201920544849U CN209562788U CN 209562788 U CN209562788 U CN 209562788U CN 201920544849 U CN201920544849 U CN 201920544849U CN 209562788 U CN209562788 U CN 209562788U
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CN
China
Prior art keywords
noise
auricular concha
auris dextra
shell
dextra shell
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CN201920544849.3U
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Chinese (zh)
Inventor
王邱凌峰
杨都
谢小静
陈冰
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Jiangxi Lianchuang Electroacoustics Co ltd
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Jiangxi Lianchuang Electroacoustics Co ltd
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Priority to CN201920544849.3U priority Critical patent/CN209562788U/en
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Abstract

The utility model relates to a noise proof earlap, noise proof earlap module and soft cap of noise proof, this noise proof earlap includes procapsid and the back casing of mutual joint, be equipped with a polar plate between preceding casing and the back casing, polar plate and procapsid surround into an earlap antetheca, polar plate and back casing surround into an earlap antetheca, a fixed receiver of making an uproar that falls that is equipped with in a side of polar plate orientation earlap antetheca, the intracavity still is equipped with one behind the earlap and falls the circuit board of making an uproar, one side of cavity is equipped with a pickup microphone towards the earlap antetheca at the polar plate, pickup microphone and fall the receiver of making an uproar all with fall the circuit board electric connection of making an upr. The utility model provides an antinoise earlap can completely cut off external noise effectively, realizes the noise reduction effect.

Description

Anti-noise auricular concha, anti-noise auricular concha mould group and anti-noise overseas cap
Technical field
The utility model relates to acoustics anti-noise equipment technical field, in particular to a kind of anti-noise auricular concha, anti-noise auricular concha mould group And anti-noise overseas cap.
Background technique
Overseas cap is a kind of very common wearing apparel of today's society, since it can be to extraneous disturbing factor and accidental wound Evil plays certain protective action, therefore has relatively broad application in every field.
It is divided according to the difference of industrial application, in general, mainly including cold-proof overseas cap in civil field, is led in industry Domain mainly includes protection overseas cap, mainly includes tank (armor facing) overseas cap and high-altitude arctic cap etc. in military field.With section Skill be showing improvement or progress day by day and the quick variation of people's lives environment, the type of overseas cap become more varied.
Currently, noise has become one of main pollution sources of human society now, however traditional use physics insulates against sound The mode of anti-noise cannot achieve preferably anti-noise effect, still will affect the hearing of user to a certain extent.
Utility model content
Resisted using traditional using physics sound insulation based on this purpose of the utility model is to solve in the prior art The mode made an uproar cannot achieve preferably anti-noise effect, still will affect the hearing of user to a certain extent.
The utility model proposes a kind of anti-noise auricular conchas, wherein including the procapsid and back casing being mutually clamped, described A pole plate is equipped between procapsid and the back casing, the pole plate and the procapsid are encircled into an auricular concha ante-chamber, the pole Plate and the back casing are encircled into an auricular concha back cavity, are fixed with a drop in the one side of the pole plate towards the auricular concha back cavity It makes an uproar receiver, a Dolby circuit plate is additionally provided in the auricular concha back cavity, in the pole plate towards the side of the auricular concha ante-chamber Equipped with a pickup microphone, the pickup microphone and the noise reduction receiver are electrically connected with the Dolby circuit plate, The pickup microphone is for acquiring the noise in the auricular concha ante-chamber and being transferred to the noise reduction after being converted to noise electric signal Circuit board, the Dolby circuit plate are used for the reversed inhibition electric signal of frequencies such as being converted into after receiving the noise electric signal simultaneously The noise reduction receiver is fed back to, so that the noise reduction receiver is converted into after acoustical signal and the noise phase in the auricular concha ante-chamber It offsets and then realizes noise reduction.
The utility model proposes anti-noise auricular concha, including the procapsid and back casing being mutually clamped, in procapsid with after A pole plate is equipped between shell, pole plate and procapsid are encircled into an auricular concha ante-chamber, and pole plate and back casing are encircled into an auricular concha back cavity, It is fixed with a noise reduction receiver in the one side of pole plate towards auricular concha back cavity, a Dolby circuit is additionally provided in auricular concha back cavity Plate, during practical anti-noise, pickup microphone acquires the noise in auricular concha ante-chamber and passes after being converted to noise electric signal first It is defeated by Dolby circuit plate, Dolby circuit plate is converted into the reversed inhibition electric signal of equal frequencies after receiving noise electric signal and feeds back to Noise reduction receiver, after which converts acoustical signal for the reversed inhibition electric signal received, in auricular concha ante-chamber Noise offsets and then realizes noise reduction.The utility model proposes anti-noise auricular concha, can be effectively isolated ambient noise, realize noise reduction Effect.
The anti-noise auricular concha a, wherein threading hole and sound transmission aperture are offered on the pole plate, the sound transmission aperture is set to The middle position of the pole plate is also uniformly provided with multiple fastening mounting holes, multiple fastening mounting holes on the pole plate Positioned at the periphery of the sound transmission aperture.
The anti-noise auricular concha, wherein the threading hole is set between the pickup microphone and the sound transmission aperture, the biography The aperture of acoustic aperture is greater than the aperture of the threading hole, and a frame member is equipped in the sound transmission aperture.
The anti-noise auricular concha, wherein the procapsid includes the front housing main part of an annular, in the front housing main part A front housing through-hole is offered, a front housing binding face is equipped with towards the side of the back casing in the front housing main part, described The interior lateral margin of front housing binding face is uniformly provided with multiple front housing clamping blocks.
The anti-noise auricular concha, wherein the back casing includes rear shell main part and is set on the outside of the rear shell main part The rear shell binding face of edge, the rear shell binding face fit with the front housing binding face and connect.
The anti-noise auricular concha, wherein the shape of the rear shell main part is spherical shape, is set on the outside of the rear shell main part There are an indicator light, switch member and charge port, multiple installation fixed columns are uniformly provided on the inside of the rear shell main part, it is described Fixed column is installed and the fastening mounting hole corresponds, and installation connection is carried out by fastening bolt.
The utility model also proposes a kind of anti-noise auricular concha mould group, including left auricular concha, auris dextra shell and for by the left ear The headring connecting cable that shell and the auris dextra shell are electrically connected, wherein the left auricular concha is anti-noise auricular concha as described above, The auris dextra shell includes the auris dextra shell procapsid being mutually clamped and auris dextra shell back casing, the auris dextra shell procapsid with it is described An auris dextra shell pole plate is equipped between auris dextra shell back casing, the auris dextra shell pole plate and the auris dextra shell procapsid are encircled into an auris dextra Shell ante-chamber, the auris dextra shell pole plate and the auris dextra shell back casing are encircled into an auris dextra shell back cavity, in the auris dextra shell pole plate court It is fixed with an auris dextra shell noise reduction receiver to the one side of the auris dextra shell back cavity, is additionally provided with one in the auris dextra shell back cavity Charged lithium cells are equipped with an auris dextra shell pickup microphone towards the side of the auris dextra shell ante-chamber in the auris dextra shell pole plate.
The anti-noise auricular concha mould group, wherein the auris dextra shell noise reduction receiver and the auris dextra shell pickup microphone are equal It is electrically connected with the Dolby circuit plate being set in the left auricular concha, the charged lithium cells electrically connect with the Dolby circuit plate It connects.
The utility model also proposes a kind of anti-noise overseas cap, including overseas cap main body, is equipped with one in the lower part of the overseas cap main body Anti-noise auricular concha mould group, wherein the anti-noise auricular concha mould group is anti-noise auricular concha mould group as described above, in the anti-noise auricular concha mould group Left auricular concha and auris dextra shell be to be oppositely arranged.
The anti-noise auricular concha mould group, wherein Anti-collision protective bar is equipped on the top of the overseas cap main body, in the overseas cap main body Top be equipped with Reticular breathable hole, the front of the overseas cap main body be equipped with a cap along occlusion part, under the overseas cap main body Portion is additionally provided with a fixing belt and the joint end with the fixed band connection.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
Fig. 1 is the structural blast schematic diagram for the anti-noise auricular concha that the utility model first embodiment proposes;
Fig. 2 is the structural blast schematic diagram for the anti-noise auricular concha that the utility model first embodiment proposes;
Fig. 3 is the schematic enlarged-scale view of back casing in anti-noise auricular concha shown in FIG. 1;
Fig. 4 is the perspective view of back casing in anti-noise auricular concha shown in FIG. 1;
Fig. 5 is the schematic enlarged-scale view of pole plate in anti-noise auricular concha shown in FIG. 1;
Fig. 6 is the schematic enlarged-scale view of procapsid in anti-noise auricular concha shown in FIG. 1;
Fig. 7 is the perspective view of procapsid in anti-noise auricular concha shown in FIG. 1;
Fig. 8 is the overall structure diagram after the anti-noise auricular concha assembling that the utility model first embodiment proposes;
Fig. 9 is the overall structure diagram for the anti-noise auricular concha mould group that the utility model second embodiment proposes;
Figure 10 is the circuit structure diagram in the anti-noise auricular concha mould group that the utility model second embodiment proposes;
Figure 11 is the schematic enlarged-scale view of auris dextra shell in the anti-noise auricular concha mould group of the utility model second embodiment proposition;
Figure 12 is the schematic enlarged-scale view for the anti-noise overseas cap that the utility model 3rd embodiment proposes.
Primary symbols explanation:
Procapsid 11 Pole plate main body 130
Back casing 12 Sound transmission aperture 131
Pole plate 13 Frame member 132
Noise reduction receiver 14 Auris dextra shell 200
Dolby circuit plate 15 Auris dextra shell pickup microphone 231
Auris dextra shell procapsid 21 Anti-collision protective bar 311
Auris dextra shell back casing 22 Reticular breathable hole 312
Auris dextra shell pole plate 23 Fixing belt 331
Auris dextra shell noise reduction receiver 24 Joint end 332
Charged lithium cells 25 Front housing through-hole 1101
Overseas cap main body 31 Fixed column is installed 1210
Cap is along occlusion part 32 Indicator light 1211
Left auricular concha 100 Switch member 1212
Front housing main part 110 Charge port 1213
Front housing binding face 111 Pickup microphone 1301
Rear shell main part 121 Threading hole 1302
Rear shell binding face 122 Fasten mounting hole 1303
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model, It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model It is more thorough and comprehensive to open content.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes Any and all combinations of one or more related listed items.
Currently, noise has become one of main pollution sources of human society now, however traditional use physics insulates against sound The mode of anti-noise cannot achieve preferably anti-noise effect, still will affect the hearing of user to a certain extent.
In order to solve this technical problem, the utility model proposes a kind of anti-noise auricular conchas, please refer to Fig. 1 to Fig. 8, for this The anti-noise auricular concha that utility model first embodiment proposes, including the procapsid 11 and back casing 12 being mutually clamped, before above-mentioned A pole plate 13 is equipped between shell 11 and back casing 12, the pole plate 13 and procapsid 11 are encircled into an auricular concha ante-chamber, the pole plate 13 An auricular concha back cavity is encircled into back casing 12.
Fig. 1 and Fig. 2 are please referred to, is fixed with a noise reduction receiver 14 in the side of above-mentioned pole plate 13 towards auricular concha back cavity, Wherein the noise reduction receiver 14 is fixed on the trailing flank of pole plate 13 by way of stickup.In addition, being additionally provided in auricular concha back cavity One Dolby circuit plate 15, the Dolby circuit plate 15 are set to the rear of above-mentioned noise reduction receiver 14.In above-mentioned pole plate 13 towards auricular concha The side of ante-chamber is additionally provided with a pickup microphone 1301, and wherein the pickup microphone 1301 is used to acquire the noise in auricular concha ante-chamber And Dolby circuit plate 15 is transferred to after being converted to noise electric signal.In the present embodiment, the pickup microphone 1301 and noise reduction Receiver 14 is electrically connected with Dolby circuit plate 15.
For above-mentioned pole plate 13, which includes pole plate main body 130, offers one in the pole plate main body 130 Threading hole 1302 and sound transmission aperture 131, sound transmission aperture 131 is set to the middle position of pole plate 13, and threading hole 1302 is set to pickup wheat Gram between wind 1301 and sound transmission aperture 131.In addition, being also uniformly provided with multiple fastening mounting holes 1303, In on above-mentioned pole plate 13 In the present embodiment, the quantity of fastening mounting hole 1303 is 4, and four fastening mounting holes 1303 are located at the periphery of sound transmission aperture 131.
It can further be seen from figure 1 that the aperture of above-mentioned sound transmission aperture 131 is greater than the aperture of threading hole 1302, in the sound transmission aperture A frame member 132 is equipped in 131.Wherein the shape of the frame member 132 is crux, it is possible to understand that, which not only has Conducive to fixed operation that is transaudient, and being convenient for above-mentioned noise reduction receiver 14.
For above-mentioned procapsid 11, which includes the front housing main part 110 of an annular, in front housing main part A front housing through-hole 1101 is offered in 110, is equipped with a front housing binding face towards the side of back casing 12 in the front housing main part 110 111, multiple front housing clamping blocks 1111 are uniformly provided in the interior lateral margin of front housing binding face 111.
For above-mentioned back casing 12, the back casing 12 is including rear shell main part 121 and is set to rear shell main part 121 The rear shell binding face 122 of lateral border, rear shell binding face 122 fit with front housing binding face 111 and connect.In the present embodiment, on The shape for the rear shell main part 121 stated is spherical shape, is equipped with an indicator light 1211, switch member in the outside of the rear shell main part 121 1212 and charge port 1213.The open and close of active noise reduction function, indicator light 1211 can be realized in Operation switch part 1212 It is lighted when active noise reduction function opens work.
In addition, being uniformly provided with multiple installation fixed columns 1210 in the inside of the rear shell main part 121, fixed column 1210 is installed It corresponds with fastening mounting hole 1303, and pole plate 13 is fixedly mounted on back casing 12 by fastening bolt.At practical group During dress, by being set to multiple front housing clamping blocks 1111 of 111 inside of front housing binding face, by above-mentioned procapsid 11 and rear shell Body 12 is clamped.
In the application of practical anti-noise, the anti-noise auricular concha that the present embodiment proposes acquires ear by pickup microphone 1301 first Noise in shell ante-chamber is simultaneously transferred to Dolby circuit plate 15 after being converted to noise electric signal, and Dolby circuit plate 15 is receiving noise After electric signal, it is converted into the reversed inhibition electric signal of equal frequencies and feeds back to noise reduction receiver 14, noise reduction receiver 14 will receive To reversed inhibition electric signal be converted into after acoustical signal offseted with the noise in auricular concha ante-chamber so that realize noise reduction.
The utility model proposes anti-noise auricular concha, including the procapsid and back casing being mutually clamped, in procapsid with after A pole plate is equipped between shell, pole plate and procapsid are encircled into an auricular concha ante-chamber, and pole plate and back casing are encircled into an auricular concha back cavity, It is fixed with a noise reduction receiver in the one side of pole plate towards auricular concha back cavity, a Dolby circuit is additionally provided in auricular concha back cavity Plate, during practical anti-noise, pickup microphone acquires the noise in auricular concha ante-chamber and passes after being converted to noise electric signal first It is defeated by Dolby circuit plate, Dolby circuit plate is converted into the reversed inhibition electric signal of equal frequencies after receiving noise electric signal and feeds back to Noise reduction receiver, after which converts acoustical signal for the reversed inhibition electric signal received, in auricular concha ante-chamber Noise offsets and then realizes noise reduction.The utility model proposes anti-noise auricular concha, can be effectively isolated ambient noise, realize noise reduction Effect.
Fig. 9 to Figure 11 is please referred to, for a kind of anti-noise auricular concha mould group that the utility model second embodiment proposes, including a left side Auricular concha 100, auris dextra shell 200 and the headring connecting cable 201 for left auricular concha 100 to be electrically connected with auris dextra shell 200.
Wherein, anti-noise auricular concha described in the left application of auricular concha 100 first embodiment as above, in the present embodiment, auris dextra shell 200 Including the auris dextra shell procapsid 21 and auris dextra shell back casing 22 being mutually clamped, in auris dextra shell procapsid 21 and auris dextra shell back casing An auris dextra shell pole plate 23 is equipped between 22, auris dextra shell pole plate 23 and auris dextra shell procapsid 21 are encircled into an auris dextra shell ante-chamber, auris dextra Shell pole plate 23 and auris dextra shell back casing 22 are encircled into an auris dextra shell back cavity.
It is fixed with an auris dextra shell noise reduction receiver 24 in the one side of auris dextra shell pole plate 23 towards auris dextra shell back cavity, on the right side It is additionally provided with a charged lithium cells 25 in auricular concha back cavity, is equipped with an auris dextra shell towards the side of auris dextra shell ante-chamber in auris dextra shell pole plate 23 Pickup microphone 231.Auris dextra shell noise reduction receiver 24 and auris dextra shell pickup microphone 231 with the noise reduction that is set in left auricular concha Circuit board is electrically connected, and charged lithium cells 25 and Dolby circuit plate are electrically connected.
As shown in Figure 10, the circuit structure diagram in anti-noise auricular concha mould group proposed for the present embodiment, wherein in left auricular concha Left auricular concha noise reduction receiver SPK-1, left auricular concha pickup MIC-1, Dolby circuit plate PCB, noise reduction switch SA, charging are equipped in 100 Interface DC and work light HL is equipped with auris dextra shell noise reduction receiver SPK-2, auris dextra shell pickup MIC-2 in auris dextra shell 200 And charged lithium cells BAT.
Wherein, auris dextra shell noise reduction receiver SPK-2, auris dextra shell pickup MIC-2 and charged lithium cells BAT pass through headring Dolby circuit plate PCB in connecting cable and left auricular concha 100 is electrically connected.Left auricular concha noise reduction receiver in left auricular concha 100 SPK-1, left auricular concha pickup MIC-1, noise reduction switch SA, charging interface DC and work light HL also with Dolby circuit plate PCB is electrically connected.
Figure 12 is please referred to, for the anti-noise overseas cap that the utility model 3rd embodiment proposes, including overseas cap main body 31, in institute The lower part for stating overseas cap main body 31 is equipped with an anti-noise auricular concha mould group, wherein the anti-noise auricular concha mould group is described in above-mentioned second embodiment Anti-noise auricular concha mould group, left auricular concha 100 in the anti-noise auricular concha mould group is to be oppositely arranged with auris dextra shell 200.
It is equipped with Anti-collision protective bar 311 on the top of overseas cap main body 31, is equipped with Reticular breathable hole at the top of overseas cap main body 31 312, a cap is equipped with along occlusion part 32 in the front of overseas cap main body 31, is additionally provided with a fixing belt 331 in the lower part of overseas cap main body 31 And the joint end 332 being connect with fixing belt 331.
Overseas cap main body 31 is made by soft materials such as cortex, knitting, flannelette, sponges, the anticollision in overseas cap main body 31 Guard strip 311 is made of cortex package high-elastic EVA material, and when wearing person head collides, the Anti-collision protective bar 311 in cap body is sent out Buffering energy-absorbing is played the role of in raw deformation, provides safeguard function for wearer.Above-mentioned left auricular concha 100 and auris dextra shell 200 is whole Embedding in vivo (or stickup) in the left and right ends of overseas cap main body 31, in wearing, noise reduction auricular concha can wrap up well covers user Ear.In addition, auricular concha, which is bonded side with human body, is equipped with soft slow-recovery sponge, wrapped up outside sponge using protein skin, when wearing The extruding of ear pad stress fits closely the sealing sound insulation effect that human body ear reaches certain.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. a kind of anti-noise auricular concha, which is characterized in that including the procapsid and back casing being mutually clamped, in the procapsid and institute State and be equipped with a pole plate between back casing, the pole plate and the procapsid are encircled into an auricular concha ante-chamber, the pole plate and it is described after Shell is encircled into an auricular concha back cavity, is fixed with a noise reduction receiver in the one side of the pole plate towards the auricular concha back cavity, It is additionally provided with a Dolby circuit plate in the auricular concha back cavity, is equipped with a pickup towards the side of the auricular concha ante-chamber in the pole plate Microphone, the pickup microphone and the noise reduction receiver are electrically connected with the Dolby circuit plate, the pickup wheat Gram wind is described for acquiring the noise in the auricular concha ante-chamber and being transferred to the Dolby circuit plate after being converted to noise electric signal Dolby circuit plate is used for the reversed inhibition electric signal of frequencies such as being converted into after receiving the noise electric signal and feeds back to described Noise reduction receiver, so that the noise reduction receiver offsets in turn in fact after being converted into acoustical signal with the noise in the auricular concha ante-chamber Existing noise reduction.
2. anti-noise auricular concha according to claim 1, which is characterized in that offer a threading hole and biography on the pole plate Acoustic aperture, the sound transmission aperture are set to the middle position of the pole plate, multiple fastening mounting holes are also uniformly provided on the pole plate, Multiple fastening mounting holes are located at the periphery of the sound transmission aperture.
3. anti-noise auricular concha according to claim 2, which is characterized in that the threading hole is set to the pickup microphone and institute It states between sound transmission aperture, the aperture of the sound transmission aperture is greater than the aperture of the threading hole, and a frame member is equipped in the sound transmission aperture.
4. anti-noise auricular concha according to claim 2, which is characterized in that the procapsid includes the front housing main body of an annular Portion offers a front housing through-hole in the front housing main part, sets in the side of front housing main part towards the back casing There is a front housing binding face, is uniformly provided with multiple front housing clamping blocks in the interior lateral margin of the front housing binding face.
5. anti-noise auricular concha according to claim 4, which is characterized in that the back casing includes rear shell main part and is set to The rear shell binding face of the rear shell main part lateral border, the rear shell binding face fit with the front housing binding face and connect.
6. anti-noise auricular concha according to claim 5, which is characterized in that the shape of the rear shell main part is spherical shape, in institute The outside for stating rear shell main part is equipped with an indicator light, switch member and charge port, uniformly sets in the inside of the rear shell main part There are multiple installation fixed columns, the installation fixed column and the fastening mounting hole correspond, and are pacified by fastening bolt Load connects.
7. a kind of anti-noise auricular concha mould group, including left auricular concha, auris dextra shell and for carrying out the left auricular concha and the auris dextra shell The headring connecting cable of electric connection, which is characterized in that the left auricular concha is as described in 1 to 6 any one of the claims Anti-noise auricular concha, the auris dextra shell includes the auris dextra shell procapsid being mutually clamped and auris dextra shell back casing, in the auris dextra shell An auris dextra shell pole plate, the auris dextra shell pole plate and the auris dextra shell procapsid are equipped between procapsid and the auris dextra shell back casing It is encircled into an auris dextra shell ante-chamber, the auris dextra shell pole plate and the auris dextra shell back casing are encircled into an auris dextra shell back cavity, described The one side of auris dextra shell pole plate towards the auris dextra shell back cavity is fixed with an auris dextra shell noise reduction receiver, after the auris dextra shell It is intracavitary to be additionally provided with a charged lithium cells, an auris dextra shell, which is equipped with, towards the side of the auris dextra shell ante-chamber in the auris dextra shell pole plate picks up Sound microphone.
8. anti-noise auricular concha mould group according to claim 7, which is characterized in that the auris dextra shell noise reduction receiver and described Auris dextra shell pickup microphone be set to the left auricular concha in Dolby circuit plate be electrically connected, the charged lithium cells with it is described Dolby circuit plate is electrically connected.
9. a kind of anti-noise overseas cap, including overseas cap main body are equipped with an anti-noise auricular concha mould group, feature in the lower part of the overseas cap main body It is, the anti-noise auricular concha mould group is such as the claims 7 or anti-noise auricular concha mould group according to any one of claims 8, the anti-noise Left auricular concha in auricular concha mould group is oppositely arranged with auris dextra shell.
10. anti-noise overseas cap according to claim 9, which is characterized in that protected on the top of the overseas cap main body equipped with anticollision Item is equipped with Reticular breathable hole at the top of the overseas cap main body, is equipped with a cap along occlusion part, In in the front of the overseas cap main body The lower part of the overseas cap main body is additionally provided with a fixing belt and the joint end with the fixed band connection.
CN201920544849.3U 2019-04-19 2019-04-19 Anti-noise earshell, anti-noise earshell module and anti-noise soft cap Active CN209562788U (en)

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CN201920544849.3U CN209562788U (en) 2019-04-19 2019-04-19 Anti-noise earshell, anti-noise earshell module and anti-noise soft cap

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Application Number Priority Date Filing Date Title
CN201920544849.3U CN209562788U (en) 2019-04-19 2019-04-19 Anti-noise earshell, anti-noise earshell module and anti-noise soft cap

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109982204A (en) * 2019-04-19 2019-07-05 江西联创电声有限公司 Anti-noise earshell, anti-noise earshell module and anti-noise soft cap

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109982204A (en) * 2019-04-19 2019-07-05 江西联创电声有限公司 Anti-noise earshell, anti-noise earshell module and anti-noise soft cap

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