ITE zvinoreva Munzeve Kunzwa Aid, ivo vanosanganisirwa ITC, IIC, CIC rubatsiro rwekunzwa. Mazhinji acho madiki uye madiki. Nekuda kwehukuru hwadzo, isu tinonetsa kuwana ivo kana vanhu vanopfeka pariri. Ipo zvidiki zvidiki zvekubatsira zvingave zvinehungwaru, iwe uchaona kuti zvimwe zvezvikuru zvemukati-nzeve zvitorerwo kuisa nyore kuisa kana kubvisa kunyanya kwako kungave kuri kusangana nematambudziko ehurefu. Izvi zvinogona kuitawo kuti munzeve dzekunze kubatsira kubatsira kuchenesa uye kuchengetedza. Uye iyo IIC ndiyo midiki yekubatsirwa inonzwika idiki ivo vakagara mukati mezeve canal kana pasina munhu anogona kuona. ITC kana CIC zvekuteerera zvidiki zvidiki zvinogoneka kunzwa kurasikirwa kwekunzwa. Izvo zvakazara zvakakwana mune zvidiki zvidiki zvinokodzera chikamu kana zvizere mukati mezeve tsono. Vanhu vazhinji vanofarira izvi nekuti zvinogona kushandiswa nyore nyore nefoni. Nekudaro, IIC, CIC uye ITC zvishandiso zvakaoma kubata nekugadzirisa nekuda kwehukuru hwavo diki. Uyezve, dzinogona kunge dzisingakwane munzeve diki, uye dzinongokurudzirwa kune vakuru vane nyoro kusvika pakati nepakati kurasikirwa kwekunzwa.

Musiyano neBTE Kunzwa Rubatsiro
Hazvina mhosva ITC, IIC, CIC, kunyange ITE yekunzwa zvinobatsira, nekuda kwenzira yavo yekupfeka, vakasiyana chaizvo neBTE maitiro. Vanhu vazhinji vanofarira mudziyo unonzwa uyo unogara zvakakwana munzeve. Aya maitiro anonzi senge ITE kana "Muzeve" mudziyo. Mamirioni avanhu akapfeka chimiro ichi nokubudirira kukuru. Kazhinji kazhinji ndiyo yekutanga sarudzo yemutsva wekupfeka mudziyo wekupfeka nekuti dzimwe sarudzo dzeITE dzinoonekwa sediki risingaoneki dhizaini.

Patinokwana varwere vane BTE "Behind the Ear" modhi, isu tinokwanisa kuisa simba rakawanda (kuwedzera kuwedzerwa) mumudziyo unonzwa. Izvi zvinowanzodiwa sezvo varwere vanonzwa kurasikirwa vanowedzerwa nekufamba kwenguva. Iyi dhizaini ine zvakare akawedzerwa kubatsira ekudzora mhinduro (iyo inoridza muridzo) iyo inowanzo ruzivo mune ITE dhizaini.

SEBENZISA ITE kana BTE zvinhu zvinobatsira zvinoenderana nezvinodiwa nevatengi vako, ITE chimiro chisingaoneki uye BTE chimiro chiri kuwedzera kukura asi chichiwoneka zvakanyanya. Kazhinji, tinokurudzira kuti vana vagone kushandisa BTE mhando uye vakuru vanoshandisa BTE uye ITE mhando.

In-the-the-nzeve (ITE) zvinoshandiswa zvinonzwa (ona Mufananidzo 3-9) zvakaiswa muITE-izere magirazi ekunzwa zvinobatsira zviri munzeve dzese dzezevezeve zvichienderana nenzvimbo yavo munzeve. Iko kune matatu marudzi eITE-hafu yekunzwa ganda zvigadzirwa uye ITE-yakaderera yekunzwa inobatsira mune dzimwe nzeve yechipikiri cavity. Mu-ye-nzeve yekunzwa inobatsira
Rubatsiro rwekunzwa nderwunonyanya kushandiswa-yakagadzirwa-yakagadzirirwa kunzwiwa rubatsiro izvozvi, uye rubatsiro rwekunzwa runoda kuve yakagadziriswa nemapolice akasiyana maererano nemhete dzevarwere vakasiyana.
Kune mamwezve ezeve-mbambo churu yekunzwa abatsira sekupedza kunzwa okubatsira. Ukuru hwezvinhu zvakadaro zvekubatsira zvinogadziriswa. Iye anenge akapfeka anofanirwa kugadzira mutsetse wekuzeve, uye obva abatsira rubatsiro rwekunzwa munzeve yekuumbwa uye nekuhupfeka munzeve.

Maitiro ekutanga eiyo-ye-nzeve uye yeiri-munzeve mhando yekubatsira yakafanana, uye ivo vanoumbwa nedzimba, maikorofoni, yakasanganiswa yedunhu amplifier, potentiometer, uye inogamuchira (ona Mufananidzo 3 -10).
1. goko
Zvese zviri-munzeve uye mu-canal zvinoshandiswa zvinonzwisiswa iganda rakarongedzwa maererano nechimiro chetsono yemurwere munzeve (mu- nzeve inosanganisirawo neyemukati mhete yehuroyi), uye iyo yekubatsira kunzwa kwekunze yakarongedzwa muhomberi. Izvo zvinyorwa zvecasing zvinofanirwa kuve zvisiri-zvehupfu, hazvikonzerese zvinogadzirisa, zvakagadzika mune zvakasikwa, hazvisi nyore kutapudzwa nekushisa, nezvimwewo, hazvisi nyore zera, uye zvine uso hwakasununguka pasina kusvibiswa.
Iyo yekuzeya mhando yekunzwa inobatsira yekuvakirwa kweiyo analog mutsara yakagadzirwawo neyemagetsi dhizaini, toni yekugadziridza toni, iyo yepamusoro sauti yekuburitsa faira rekugadzirisa, nezvimwe, uye zvimwe zvinorongwa munzeve kana munzeve nenzeve dzekunzwa zvinobatsira zvakagadzirwawo nechirongwa. kuchinja mabhatani. Uye zvakare, mamwe marobhoti ekusvinudza anoshongedzerwa netambo yekukwevera padivi rekunze, uye gakava reinzwi rakaiswawo pane inoburitswa nemanzwi.
2. maikorofoni

Mufananidzo: Mu-iyo-yezeve yekunzwa rubatsiro

1-Vhoriyamu kudzora potentiometer
2-Microphone
3-Amplifier
4-Trimmer potentiometer
5-Shell
6-Mutambi

Mufananidzo: Kuumbwa kwemukati-munzeve uye-mu-canal nzeve zvinobatsira


Nekuda kwechimiro chakakura chemukati-munzeve uye mune-canal yekubatsira zvinoshandiswa, maikorofoni maviri anogona kuiswa. Nzeve izere canal nzeve zvinonzwisisika zvinonetsa kuisa nemaviri maikorofoni.
3. Yakabatanidzwa wedunhu amplifier
Nekuda kwe miniaturization yezvinhu zvemagetsi uye kuwedzera kwekubatanidzwa kwemagetsi, maseru edunhu akasanganiswa evanobatsira zvinonzwa ave kuwedzera zvakanyanya. Kunyanya, iyo digital sign process inogadziriswa inoshandiswa, iyo inogona kuwedzera mabasa akawanda pasina kuwedzera zvimwe zvikamu uye inogara munzvimbo shoma yeiyo yekubatsira kunzwa. Izvi zvinopa mamiriro ekugadzira madiki uye ari nani zvizere mu-canal nzeve dzekubatsira.
4. bhatiri
In-panzeve zvinobatsira zvinowanzoshandisa mabhatiri eA13, mune-panzeve zvinobatsira zvinowanzo shandisa mabhatiri eA312, uye azere-munzeve dzekunzwa anoshandisa A10 kana kunyange mabhatiri eA5.

1. Shanduko muFormal Frequency yeRekunze Nzeve Canal
Iko kutenderera kazhinji kwevakuru yekubuda kunze kwetsinanzamu ingangoita 2000 kusvika 4000 Hz. Vavariro yepfungwa ndeye 3359 Hz yevanhurume uye 3440 Hz yevakadzi. Iyo yakakura yekunze kwezeve kutenderera frequency kuyerwa naBu Xingkuan ndeye (2583 ± 323) Hz, uye iyo yepamusoro petsetse yezeve rekunze canal resonance frequency pa 2500 Hz inogona kusvika 11-12dB.
Kana murwere akapfeka rubatsiro rwekunzeya-munzeve, kuwanda kwekukwirira kwepamusoro kweiyo kukosha kwezwi kurira pamaikorofoni iri pa5118 ~ 5638Hz, zvichiratidza kuti rubatsiro rwekunzeve munzeve ruchine mamwe maitiro munzeve canal formant shift. , asi inochengeterwa panguva yemunhuwo nenzeve canal fomu. Frequency chinzvimbo, pamwe nekukwanisa kwavo kudzikisira kune yakakwira masikisi. Naizvozvo, kupfeka zvinhu zvinonzwa zvakadaro zvinogona kuvandudza kutaura kwemurwere.
2. Frequency reaction curve yeiyo-munzeve rubatsiro rwekunze
Iyo yepamusoro yepamusoro pevhesi yekupindurwa kwemaji-munzeve yekubatsira ndeye 2500-2700Hz, iri padyo nehuwandu hwepamusoro hweonon hwekunze kwe canal mune munhu akajairwa. Gao Jianlin nevamwe vanotenda kuti huwandu hweruzhinji rwekupindurwa kwemaitiro munzeve dzekunzwa nharaunda dzinenge 200 ~ 7500Hz, uye frequency renji rakakura, iro rinoda kuvhara nzvimbo yemitauro munzeve yemunhu. Iyo inopindurwa kwemaoko kupinduka inosimuka zvishoma, uye iyo curve iri yakareruka, iyo inoenderana nenzeve yemunhu. Mhinduro yekupindura yakafanana, saka inogona kuvandudza mhedzisiro yekunzwa.
Kuedzwa kwaGao Jianlin kunoratidza kuti kudzorera kwekunzwa pa1000Hz, 2000Hz, uye 4000Hz yezviripo munzeve dzekunzevesa uye nenzeve dzekunzwa nenzeve 25-33dB, nepo muripo wekunzwa uri pa 250-500Hz uri 20-24dB. Iyo yekutanga yekunzwa yekubhadharira kugona kwakakura kupfuura iko kwekupedzisira.
3. Kuwana kwenzwi panzvimbo yemakrofoni
Kune akawanda marekisheni kudivi rekunze reururle yemunhu, iyo inoumba iro rakafanana boka remagirazi concave. Ivo vanogona kuratidza uye kudzokorora kurira kunouya kubva kunze kwenyika, nekudaro vachiwedzera kudzvanywa kweinzwi rinouya kubva kunze kwenyika kune maikorofoni chinzvimbo. Kuenzaniswa neyakasiya-iyo-yekunzwa nenzeve, maikorofoni yerudzi rwekunze nzeve yekubatsira iri munzeve, uye yayo yekubatsira kunzwa inosimbiswa nechirevo ichi. Nzvimbo dzeatomiki dzemaketeni uye / kana iyo yekuzeya canal inogarwa neye-ye-munzeve uye munzeve-yezeve nenzeve dzekunze dzakasiyana, uye maikorofoni chinzvimbo chemamwe marudzi akasiyana eiyo-munzevezeve yekubatsira zvakasiyana. saka manzwi avo oruzha akasiyanawo. Gao Jianlin akawanawo mukuyedza kuti kuwanikwa kwenzwi kwemaikorofoni yeye-ye-nzeve yekubatsira ndeye 5.94 kusvika ku6.46dB SPL, ine avhareji ye (6. 29 ± 1.09) dB SPL; iyo in-panzeve yekubatsira inobatsira ndeye 6.90-9. Avhareji ndeye (8. 08 ± 1.83) dB SPL; iyo yakakwana nzeve canal yekunzwa rubatsiro ndeye 8. 80 ~ 9. 30dB SPL, uye avhareji ari (9. 01 ± 1.73) dB SPL. Pane mutsauko wakakosha pakati pezvitatu izvi.
Izvi zvinoratidza kuti kuwanikwa kweizwi kurira pamaikorofoni kwesevezeve yekuzeya rubatsiro rwekunze ndiko kukuru, kunoteverwa nenzeve yekunzwa nenzeve, uyezve munzeve yekunzwa munzeve. Sezvo kukosha uku kuchinge kwawanikwa apo rubatsiro rwekunzwiwa rusina kuburitswa, iro ruzha rwuri panzvimbo yemakrofoni rwune chekuita neyemukati memoyo, chimiro chemuviri cheiyo auricle, uye chimiro cheyekubatsira kunzwa, uye haina chekuita nesimba re rubatsiro rwekunzwa.

Zvakanakisa zvezvinobatsira munzeve dzekunze kana zvichienzaniswa neye-munzeve uye azere nenzeve dzekunzwa nayi:
① Iyo huwandu hwakakodzera kurasikirwa kwekunzwa hwakakura uye simba rekubuda rakakura.
② Unogona nyore kuisa zvimwe zvikamu zvakaita semaviri maikorofoni, kopi yefoni.
③Zviri nyore kutsiva bhatiri uye kugadzirisa huwandu kupfuura hwenzeve nenzeve yekunzwa nerinozadza nzeve yekunzwa nenzeve.

Zvinokanganisika zvezviripo-munzeve dzekunzwa zvinobatsira zvinosanganisira:
④ Nekuti nzeve inogona kuvakwa yemwana haina kugadzirwa uye kuvezwa, iganda rinofanira kutsiviwa nguva nenguva, saka haina kukodzera kushandiswa.
② Inoenzaniswa neyekuseri-kwenzeve yekunzwa inobatsira, maikorofoni iri padyo neinobuda panogamuchirwa, uye zviri nyore kuti iite acoustic mhinduro.
Kune vakweguru nevaya vane maoko asingachinjiki maoko, hazvisi nyore kuchinja bhatiri uye kugadzirisa huwandu.
④ Kunyangwe iyo iri munzeve, chimiro chayo ichiri yakakurisa uye iri nyore kuona.
⑤ Cerumen iri nyore kuisa rubatsiro rwekunzwa kuburikidza negomba rakanzwika, zvichikonzera kukuvara kwekufamba kwemukati.
Ear Nzeve yechipikiri churu yekunzwa inobatsira inozadza iyo yose nzeve yechipikiri, uye vamwe varwere vanogona kunzwa vasina kugadzikana nekuda kwekuti yakawandisa ganda rakavharwa.
Sezvinoitwa neBTE zvinhu zvinobatsira zvataurwa zvambotaurwa, kuvhara kwenzeve kunogona kuitika nyore

Uwandu hwesimba reiyo-ye-munzeve dzekunzwa zvinobatsira kazhinji ndeye makumi mana kusvika kune zana 40 dB. Kubatanidza maitiro ayo eacoustic uye zvakanakira uye zvakaipa, mune-iyo-yezeve nzeve zvinobatsira zvinowanzo kukodzera kune varwere vane pakati nepakati kurasikirwa kwakanyanya kwekunzwa asi vasingadi kupfeka kumashure-kwe-nzeve yekubatsira. Uye zvakare, nekuti ivo vanogona nyore nyore kuisa zvimwe ebetsero zvikamu, ivo vakanyanya kukodzera kunzwa kweavo ekubatsira performance Varwere vakuru; Kune vanhu vepakati nepakati uye vanhu vakuru kana varwere vane maoko anochinja uye kurasikirwa kwakanyanya kwekunzwa, unogona zvakare kufunga nezve sarudzo ye-munzeve dzemubatsiro.

  • Muzevezeve dzekunze kubatsira

Nzeve canal nzeve inobatsira inoreva rudzi rwekubatsira runzwi rwakagadziriswa kune wekunze yekutarisa tsinga ye canal uye inotanga munzeve cavity uye inomira pedyo neyechipiri curve.

  • Kugadziriswa kwezvekubatsira kunzwa

In-the-canal (ITC) zvinhu zvinobatsira kunzwa (ona Mufananidzo 3-11) zvekare zviitwa-zvakagadzirwa-zvinonzwiwa kunzwa. Kusiyana nezvinobetsera munzeve-munzeve, nenzeve dzekunzwa munzeve dziri mukati mezevezeve yemurwere. Zvinoenderana nehukuru hwayo, nzeve dzenzizi dzekunzwa nenzeve dzinogona kupatsanurwazve munzeve yezeve (ITC), diki nzeve inogona (diki ITC kana mini-canal), uye yakazara nzeve canal
(CIC) mhando nhatu dzekunzwisisa zvinhu. Yzeve nenzeve canal yekunzwa kubatsirwa kune miviri miiri. Chete kana izvi zviyero zviviri zvasangana vanogona kunzi dzakakwana nenzeve dzekunzwa zvibatsiro, uye iyo yakanakisa kuwana uye yekubuditsa inogona kuwanikwa. Kutanga, chikamu cheparutivi chezeve nenzeve yekubatsira inoratidzwa mumufananidzo 3-11 inofanirwa kunge iri pedyo neyekunze kwezeve canal kana 1 kusvika 2 mm mukati mezevezeve; chepiri, chikamu chemedical chinofanira kunge chiri mukati me5 mm kubva kumusoro chikamu cheeardrum.
Kana nzeve yakakwana inoisa munzeve wekunzwa ikatadza kuzadza pfungwa mbiri dziri pamusoro, inogona kungowana zvakanakira chikamu chidiki chezeve canal, uye inogona kungodaidzwa kuti idiki nzeve canal yekunzwa rubatsiro. Nzeve canal yekunzwa rubatsiro inowanikwawo munzeve yezeve, asi iyo yakakura zvishoma kupfuura iyo yakazara nzeve canal uye diki nzeve dze canal kunzwa.

Iyo nzeve canal yekubatsira rubatsiro haina iyo chete yambotaurwa mamiriro ekuzeya maitiro ekuzevesa nzeve yekubatsira, asi zvakare inowirirana nehupi hwehupi acoustic hunhu hwezeve yemunhu, uye yayo yekuvandudza mhedzisiro iri nani.
1. Shanduko muFormal Mouth Frequencies
Kana murwere akapfeka nzeve yekunzwa nenzeve yekunzwa, kuwanda kwekukwirira kwepamusoro kweiyo kukosha kwezwi kurira pane maikorofoni iri pa4733-5179 Hz, iri padyo nenzvimbo yekutsvikinyika kweiyo peonance peak yezeve rekunze canal mune vanhuwo zvavo. .
2. Shanduko mune reonance athari mushure mezeve canal
Iyo yekuzeya yekuzeya nyama ndeye hollow blind blind. Maererano nedzidziso yemagakava, chubhu rakavharwa rine resonance amplization maitiro pamafungu eizwi kakapetwa ka4 pakureba kwetubhu. Semuenzaniso, kureba kwehubhu iri 2.5 cm, uye acoustic wavelength yeiyo resonance frequency ndeye 10 cm, zvichienderana nekukurumidza kwe 344 m. / s kuverenga, iyo frequonance frequency ndeye 3440Hz. Kamhepo kanenge kaburi muhubhu kunoenderana neyekupedzisira kweiyi frequency, kuti kumanikidzwa kwegudzanzwi kuruzha rwegudzanzwi pakuguma kwemapofu kweturu kunowedzera.
Nzeve canal yekunzwa rubatsiro "inovhara chuhubhu" yekunze kwekuzeya canal, inopfupisa kureba kweiyo yekubuda kunze kwechero, uye inofambisa iyo yakajairwa frequency mberi. Mune ino kesi, ruzivo rwakanzwika rwekutaura kwekuwedzeredza runokudziridzwa zvakanaka, kuitira kuti gadziriso yekunzwisiswa inyatsovandudzwa.
3. Aura-inochengetedza resonance athari uye inonzwika sosi yemaitiro

Chinhu chikuru chemuviri basa reururle ndiko kutungamira, kuwana, kuunganidza nekudziridza manzwi ekunze. Iyo yakajairika auricle ine basa rekutora ruzha, uye chisingaenzaniswi chimiro pane iyo auricle inoburitsa yakaratidza akasiyana masosi anonzwika kubva kwakasiyana kutungamira uye kukwirira, uye ine reonance kukudziridza mhedzisiro yekurira kweimwe frequency. Iri basa reuricle rinogona kuburitsa fanicha, iyo inofungidzirwa kutora rakakosha basa rinonzwika sosi yekuwanikwa. Nzeve canal yekunzwa rubatsiro irimo munzeve nenzeve uye inochengeta zvimwe zveyakajairika chimiro che auricle, saka inobatsira kuti nomuzvarirwo kukwidziridza ruzha uye kutsvaga kwavanobva kurira.
4. Mhedzisiro yegomba rakanzwika padyo neeardrum pane nzimbo yekuwana
Kutanga, nekuti daro pakati pegomba rekunzwa rekubatsira uye eardrum rakapfupikiswa, kurira kwakakwenenzverwa kunogona kuita zvakananga pane eardrum, saka kukanganisika kudiki. Chechipiri, nzeve yekunzwa nenzeve inoiswa munzeve yezeve, zvichikonzera kuderedzwa kwehuwandu hweiyo tsono yekuzeya canal. Zvinoenderana nehukama hwehukama pakati pehuwandu uye kudzvinyirira, vhoriyamu inoderera uye kudzvinyirira kunowedzera. Naizvozvo, kana uchipfekera nzeve yekunzwa nenzeve, kudzvanywa kwayo kunowedzera.

Kuenzaniswa neashure-munzeve uye mune-yevezeve dzekunzwa zvinobatsira, izvo zvakanaka zvezeve canal kunzwa zvinobatsira zvinosanganisira:
① Chimiro chidiki, icho chinogona kusangana nezvinodiwa zveaesthetic yevarwere, uye chiri nani kupfeka.
② Inowanikwa munzeve canal, inochengetedza yakajairwa mamiriro euricle, iyo inowirirana nehupi uye hwekuita hunhu hwezeve yemunhu, uye inobatsira kuvandudza kuwanikwa kwemanzwi uye kurira kunobva sauti.

Zvinokanganisika zvezevezeve kunzwa kwekunzwisisa zvinosanganisira:
① Sezvinoitwa nenzeve dzekunzeve munzeve, sezvo nenzeve yemwana isina kugadzirwa nekuumbwa, goko rinofanira kutsiviwa nguva nenguva, saka vana vanofanirwa kurishandisa nekungwarira.
② Nzeve canal yekunzwa rubatsiro inokodzera chete kune varwere vane kupfava kana pakati nepakati kunzwa kurasikirwa. Parizvino, nenzeve canal yekunzwa nerine simba rakanyanya inokodzera chete kune varwere vane pakati pechinguva chikumbaridzo che90 kusvika 95 dB.
③ Iyo bhatiri uye vhoriyamu adjuster yema-munzeve rubatsiro rubatsiro idiki pane iyo-yekunze nzeve yekubatsira, saka zvakanyanya kuoma kushanda.
Sezvambotaurwa, nekuda kwenzvimbo diki yemukati, iyo nenzeve yekunzwa nenzeve inokwanisa kuburitsa acoustic mhinduro, uye haigone kubatana neFM system.
Sezvinoitwa neye-panzeve zvinobatsira, munzeve dzemukati nenzeve zvinowanikwa zviri munzeve nenzeve uye zvinokanganiswa nemhedzisiro ye radon.
Sezvakaita nenzeve dzekunzwa nenzeve, dzinokwanisawo kuburitsa mhedzisiro yemhete.

Parizvino, simba rezvinoshandiswa munzeve nenzeve dzekunzwa kazhinji pane zasi kwe80 dB, uye zvimwe zvigadzirwa zvemamwe mahedhi esimbi yakasimba nzeve canal zvinonzwika zvinogona kusvika 90 kusvika ku100 dB, asi kiriniki yekushandisa haina kupararira. Kunzwa zvigadzirwa parizvino zvinowanzoshandiswa mumapoka anotevera:
Varwere vari vadiki, vane nyoro kusvika pamwero kunzwa kurasikirwa, uye vane zvakakwirira zvinodiwa zvekubatsira kunzwa.
Vepakati-vekare uye vanhu vakuru vane hunyoro kune mwero kurasikirwa kunzwa, maoko anochinjika uye zvakakwirira zvinodiwa zvekunzwa kubatsira mhedzisiro uye kutaridzika.
③ Iko kurasikirwa kwekunzwa kwekunzwa kuri pazasi 80-85dB. Kune varwere vane kutsika kwekunzwa curve vane yakaderera frequency uye yakakwirira frequency kunzwa kurasikirwa, nzeve canal yekunzwa rubatsiro inogona kupa yakawedzera frequency kuwana muripo.

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