CN202587094U - Waterproof breathable wideband microphone for mobile phone - Google Patents
Waterproof breathable wideband microphone for mobile phone Download PDFInfo
- Publication number
- CN202587094U CN202587094U CN 201220168073 CN201220168073U CN202587094U CN 202587094 U CN202587094 U CN 202587094U CN 201220168073 CN201220168073 CN 201220168073 CN 201220168073 U CN201220168073 U CN 201220168073U CN 202587094 U CN202587094 U CN 202587094U
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- microphone
- breathable
- mobile phone
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Abstract
The utility model relates to a waterproof breathable wideband microphone for a mobile phone. The waterproof breathable wideband microphone comprises a shell body, wherein a reticular cover is mounted at an upper end opening of the shell body, and a magnetic cover is mounted at a lower end opening of the shell body; a closed accommodating space is formed between the reticular cover and the magnetic cover; a vibrating diaphragm and a voice coil are arranged at the upper part of the accommodating space; a magnet is fixedly arranged on the upper end face of the magnetic cover; a polar sheet is fixedly arranged on the upper end face of the magnet; the magnetic cover is provided with a first through hole; the magnet is provided with a second through hole; the polar sheet is provided with a third through hole; the first through hole, the second through hole and the third through hole are communicated with one another to form a sealed breathable channel; and a waterproof breathable membrane is arranged at the upper end of the third through hole. The waterproof breathable membrane comprises a waterproof outer layer, a waterproof inner layer, and a micropore diaphragm positioned between the waterproof outer layer and the waterproof inner layer. Therefore, water can not come into the inner part of the microphone through the breathable channel, but sound and gas in the microphone are transmitted through the breathable channel. When the microphone gets wet or is immersed in water, the microphone can still work normally, thereby prolonging the service life of the microphone.
Description
Technical field
Mobile phone component in a kind of electronic product of the utility model is specifically related to a kind of mobile phone with waterproof and breathable broadband microphone.
Background technology
Along with the development of society, people are increasingly high to the functional requirement of mobile phone, and function miscellaneous all is loaded into above the mobile phone, make the more convenient use mobile phone of people.But people in use find all mobile phones a fatal defective is arranged all, that is exactly that mobile phone is non-watertight, rains, mobile phone falls in the water or be placed on and knock cup water on the desk because of carelessness over and flow to the use that mobile phone inside all can have influence on mobile phone.Trying every possible means to develop full waterproof mobile phone to a lot of mobile phone vendors of this defective commercial city, the just surface waterproofing that the domestic same industry can be done, it need need design air-vent behind at microphone; Thereby cause the microphone can't waterproof; After the mobile phone water inlet, microphone is cisco unity malfunction just, finally causes microphone to damage; Shorten the useful life of microphone, influence the use of mobile phone.
Summary of the invention
To above-mentioned technical problem, the utility model provides a kind of mobile phone with waterproof and breathable broadband microphone, and it has complete water-proof function, even after microphone water inlet, also can operate as normal, and guaranteed the normal use of microphone, prolong its useful life.
The technical scheme that realizes the utility model is following:
Mobile phone is with waterproof and breathable broadband microphone, and it comprises the housing of both ends open up and down, and the open upper end of housing is equipped with guard, lower ending opening is equipped with the magnetic cover; Between guard and magnetic cover, form the spatial accommodation of sealing, spatial accommodation top is provided with vibrating diaphragm, voice coil loudspeaker voice coil, and the upper surface of said magnetic cover is set with magnet; Upper surface at magnet is set with pole piece; Offer first through hole on the said magnetic cover, offer second through hole on the magnet, offer third through-hole on the pole piece; Said first through hole, second through hole, third through-hole connect the gas-permeable channels that constitutes sealing each other; The upper end of third through-hole is provided with waterproof ventilated membrane, and this waterproof ventilated membrane comprises waterproof top layer, waterproof nexine, and the microporous membrane between waterproof top layer and waterproof nexine.
Said microporous membrane is the microporous membrane that polytetrafluoroethylene forms through expanded biaxial tension.The waterproof ventilated membrane of being made up of top layer, nexine and microporous membrane has the function of waterproof and breathable; Be that the outside water of microphone has entered not microphone inside; Inner sound, the gas of microphone can spread out of; Thereby in microphone trickle or when immersion, microphone can also operate as normal, prolongs the useful life of microphone.
Said magnet is square magnet.The design of square magnet has increased the magnetic energy product of magnet, thereby has improved the BL value of product, and magnetic gap reduces, thereby has improved the magnetic conduction ability of pole piece.
The top of said spatial accommodation is provided with fixed head, and voice coil loudspeaker voice coil is fixedly installed on the fixed head below, and one side of vibrating diaphragm is connected with fixed head, and another side is connected with inner walls.When microphone was worked, vibrating diaphragm can produce up-and-down motion, in order to prevent the distortion of vibrating diaphragm, so be provided with fixed head, to prevent the distortion of vibrating diaphragm, guaranteed the operate as normal of vibrating diaphragm.
The diameter of said first through hole, second through hole, third through-hole is at 1mm---in the 3mm scope.
The diameter of said first through hole, second through hole, third through-hole is 2mm.
The thickness of said waterproof ventilated membrane is 100 μ m---200 μ m.
The thickness of said waterproof ventilated membrane is 150 μ m.
Said vibrating diaphragm comprises ground floor PAR film, second layer PAR film, the 3rd layer of PAR film, between said ground floor PAR film, second layer PAR film, the 3rd layer of PAR film through glue bond.
The thickness of said ground floor PAR film, second layer PAR film, the 3rd layer of PAR film is 5 μ m---15 μ m.
Adopt such scheme, on the magnetic cover, offered first through hole, offered second through hole on the magnet; Offer third through-hole on the pole piece; First through hole, second through hole, third through-hole connect the gas-permeable channels that constitutes sealing each other, are provided with waterproof ventilated membrane in the upper end of third through-hole, and the outside water of microphone just can not enter into microphone inside through gas-permeable channels like this; And inner sound, the gas of microphone can spread out of through gas-permeable channels; Thereby when microphone trickle or when immersion, microphone can also operate as normal, prolongs the useful life of microphone.The waterproof requirement of the utility model can satisfy the protection safety Grade I P67 standard in the mobile phone industry; And through to the design of magnet, the sensitivity of product is reached or surpass conventional microphone 85+/-3dB.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of waterproof ventilated membrane in the utility model;
Fig. 3 is the structural representation of vibrating diaphragm in the utility model;
Among the figure, 1 is housing, and 2 is guard, and 3 is the magnetic cover, and 4 is spatial accommodation; 5 is vibrating diaphragm, and 6 is voice coil loudspeaker voice coil, and 7 is magnet, and 8 is pole piece, and 9 is gas-permeable channels; 10 is waterproof ventilated membrane, and 11 is the waterproof top layer, and 12 is the waterproof nexine, and 13 is microporous membrane, and 14 is fixed head; 15 is ground floor PAR film, and 16 is second layer PAR film, and 17 is the 3rd layer of PAR film, and 18 is glue.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is further specified.
Referring to Fig. 1,2,3, mobile phone is with waterproof and breathable broadband microphone, and it comprises the housing 1 of both ends open up and down; The open upper end of housing is equipped with guard 2, lower ending opening is equipped with magnetic cover 3, between guard 2 and magnetic cover 3, forms the spatial accommodation 4 of sealing, and spatial accommodation 4 tops are provided with vibrating diaphragm 5, voice coil loudspeaker voice coil 6; The upper surface of magnetic cover 3 is set with magnet 7; Be set with pole piece 8 in the upper surface of magnet 7, offer first through hole on the magnetic cover 3, offer second through hole on the magnet; Offer third through-hole on the pole piece; First through hole, second through hole, third through-hole connect the gas-permeable channels 9 that constitutes sealing each other, and the upper end of third through-hole is provided with waterproof ventilated membrane 10, and this waterproof ventilated membrane 10 comprises the waterproof top layer 11 that nylon or dacron are processed; The waterproof nexine 12 that RIPSTOP is processed, and the microporous membrane 13 between waterproof top layer 11 and waterproof nexine 12.Microporous membrane 13 is the microporous membrane that polytetrafluoroethylene forms through expanded biaxial tension.Thick about 20～100 μ m of this film, there is numerous ventilative aperture the centre, and porosity is 25%～96%, and average pore size is 0.1 μ m～0.5 μ m, utilizes this microporous membrane can reach ventilative effect; And waterproof action is played on top layer, nexine.
The thickness of waterproof ventilated membrane 10 is 100 μ m---200 μ m.During practical implementation, the thickness of waterproof ventilated membrane can be 100 μ m, 110 μ m, 120 μ m, 130 μ m, 140 μ m, 150 μ m, 160 μ m, 170 μ m, 180 μ m, 190 μ m, 200 μ m; In the present embodiment, the thickness of waterproof ventilated membrane is 150 μ m.
During practical implementation, magnet is square magnet; Thereby magnet makes square into by routine round improves the BL value of product with the magnetic energy product that increases magnet, magnetic gap by before 0.25 change into 0.17 improve pole piece the magnetic conduction ability, thereby the sensitivity of raising product.
In order to protect the distortion of vibrating diaphragm, be provided with fixed head 14 on the top of spatial accommodation 4, voice coil loudspeaker voice coil 6 is fixedly installed on fixed head 14 belows, and one side of vibrating diaphragm 5 is connected with fixed head 14, and another side is connected with housing 1 inwall.
Wherein, the diameter of first through hole, second through hole, third through-hole is at 1mm---in the 3mm scope; The diameter of first through hole, second through hole, third through-hole is preferably 2mm in the utility model, can certainly be 1mm or 1.5mm or 2.5mm or 3mm.
And vibrating diaphragm comprises ground floor PAR film 15, second layer PAR film 16, the 3rd layer of PAR film 17, is bonded to one through glue 18 between ground floor PAR film 15, second layer PAR film 16, the 3rd layer of PAR film 17.The thickness of ground floor PAR film, second layer PAR film, the 3rd layer of PAR film is 5 μ m---15 μ m.
Claims (8)
1. mobile phone is characterized in that with waterproof and breathable broadband microphone: this microphone comprises the housing of both ends open up and down, and the open upper end of housing is equipped with guard, lower ending opening is equipped with the magnetic cover; Between guard and magnetic cover, form the spatial accommodation of sealing, spatial accommodation top is provided with vibrating diaphragm, voice coil loudspeaker voice coil, and the upper surface of said magnetic cover is set with magnet; Upper surface at magnet is set with pole piece; Offer first through hole on the said magnetic cover, offer second through hole on the magnet, offer third through-hole on the pole piece; Said first through hole, second through hole, third through-hole connect the gas-permeable channels that constitutes sealing each other; The upper end of third through-hole is provided with waterproof ventilated membrane, and this waterproof ventilated membrane comprises waterproof top layer, waterproof nexine, and the microporous membrane between waterproof top layer and waterproof nexine.
2. mobile phone according to claim 1 is characterized in that with waterproof and breathable broadband microphone: said microporous membrane is the microporous membrane that polytetrafluoroethylene forms through expanded biaxial tension.
3. mobile phone according to claim 1 is characterized in that with waterproof and breathable broadband microphone: said magnet is square magnet.
4. mobile phone according to claim 1 is with waterproof and breathable broadband microphone; It is characterized in that: the top of said spatial accommodation is provided with fixed head; Voice coil loudspeaker voice coil is fixedly installed on the fixed head below, and one side of vibrating diaphragm is connected with fixed head, and another side is connected with inner walls.
5. mobile phone according to claim 1 is characterized in that with waterproof and breathable broadband microphone: the diameter of said first through hole, second through hole, third through-hole is at 1mm---in the 3mm scope.
6. mobile phone according to claim 1 is characterized in that with waterproof and breathable broadband microphone: the thickness of said waterproof ventilated membrane is 100 μ m---200 μ m.
7. mobile phone according to claim 1 is with waterproof and breathable broadband microphone; It is characterized in that: said vibrating diaphragm comprises ground floor PAR film, second layer PAR film, the 3rd layer of PAR film, between said ground floor PAR film, second layer PAR film, the 3rd layer of PAR film through glue bond.
8. mobile phone according to claim 7 is characterized in that with waterproof and breathable broadband microphone: the thickness of said ground floor PAR film, second layer PAR film, the 3rd layer of PAR film is 5 μ m---15 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168073 CN202587094U (en) | 2012-04-19 | 2012-04-19 | Waterproof breathable wideband microphone for mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168073 CN202587094U (en) | 2012-04-19 | 2012-04-19 | Waterproof breathable wideband microphone for mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202587094U true CN202587094U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220168073 Expired - Fee Related CN202587094U (en) | 2012-04-19 | 2012-04-19 | Waterproof breathable wideband microphone for mobile phone |
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| Country | Link |
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| CN (1) | CN202587094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638597A (en) * | 2012-04-19 | 2012-08-15 | 汉得利（常州）电子有限公司 | Waterproof breathable wideband microphone for mobile phone |
| CN106412168A (en) * | 2016-10-11 | 2017-02-15 | 上海传英信息技术有限公司 | Telephone receiver structure and mobile terminal |
-
2012
- 2012-04-19 CN CN 201220168073 patent/CN202587094U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638597A (en) * | 2012-04-19 | 2012-08-15 | 汉得利（常州）电子有限公司 | Waterproof breathable wideband microphone for mobile phone |
| CN106412168A (en) * | 2016-10-11 | 2017-02-15 | 上海传英信息技术有限公司 | Telephone receiver structure and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170623 Address after: Wujin District of Jiangsu city in Changzhou province 213161 Chang Wu Road No. 801, Changzhou science and Technology City Tianrun building C block 602 Patentee after: CHANGZHOU BESTAR INTELLIGENT TECHNOLOGY CO., LTD. Address before: 213022 Changzhou West District, Jiangsu, the Yellow River West Road, No. 199 Patentee before: BeStar Electronics Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20190419 |