mehnatgigienasi

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ishlab chikarish muxiti omillarini gigienik tavsifiyu ishlab chikarish muxiti fizikaviy omillarini gigienik tavsifi. mexnat gigienasi assistent a.a.jumaeva 1 the theme: “the hygienic characteristic of factors of the industrial environment” the lecture purpose: to acquaint students with the hygienic characteristic of chemical production factors and measures of preventive maintenance of their harmful influence on an organism of the working. the general hygienic characteristic of chemical factors of industrial environment of commontoxic action is given: concept, ways of receipt to an organism, biotransformation in an organism, deducing from an organism, classification by danger degree, and possible consequences of a measure of preventive maintenance sharp subsharp and chronic poisonings / . specific action on an organism of working production factors is considered (allergenic, cancerogenic, mutagen, theratogenic, embriotoxic), corresponding measures of preventive maintenance are characterized. the concept about a treatment-and-prophylactic food of harmful factors working in the conditions of influence, its appointment, kinds and …

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yalovchi 9 changni xosil bulish usuli buyicha dezintegratsiya aerozoli kondensatsiya aerozoli 10 dezintegratsiya aerozoli (chang) dispersligi 1000 dan 0,1 mkm gacha shakli xar xil, kupincha utkir kirrali xosil buladi mexanik maydalashda, tolalarni tozalashda, portlashda,xosil yigishda, parchalashda, maydalaganda, un tortishda, titishda va x.z.o. 11 kondensatsiya aerozoli (bug) dispersligi 10 mkm va kam, kuprok dumalok yoki kristall shaklida. xosil bulishi – uta tuyingan bugni kondensatsiyasida: metallni payvandlash, lazerli eki elektr erdamida eritish 12 changli patogen ta'siri kuyidagilarga boglik: kelib chikishi dispersligi eruvchanligi zarrachani shakli kimeviy tuzilishi elektrzaryadligi 13 changni patologiya nospetsifik spetsifik 14 spetsifik pnevmokaniozlar: silikoz (erkin sio2) silikatoz (boglangan sio2- asbestoz, talkoz) karbokanioz (grafit, kurum, antrakoz- kumir changi) metallokaniozlar (metall,oksidlar) berilliy, alyuminiy, ) aralash changdan (silikoantrokoz) tsementoz ( tsement chang) organik changdan (bissinoz -paxta, amiloz - un, tabakoz-tamaki, bagasoz-shakar kamish. 15 nospetsifk: bronxit bronxial astma laringit rinit traxeit dermatit ,terini yirinlik kasalliklari kon'yunktivit 16 pnevmokaniozlar organik chang ta'sirida upka tukimasini urtacha …

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sh (robotlar ishini yulga kuyish, masofadan boshkarish, avtomatlashtirish) maksadga muvofik umumiy va maxalliy shamollatish usullaridan foydalanish 22 xullab ishlov berish usulidan foydalanish shaxsiy ximoya vositalari: ximoya kuzoynaklari, ximoya maxsus kiyimi, «lepestok» 23 mikroiklim 24 mikroiklim omillari-bu organizmni issiklik xolatiga va atrof muxit bilan issiklik almashinuviga ta'sir etuvchi fizikaviy omillar majmuasi uzgaruvchan isituvchi va sovutuvchi sovutuvchi isituvchi xaroratni ta'sir majmualari yaxshi ta'sir etuvchi 25 odam uz-uzini boshkaruvchi tizim odamni issiklik almashinuchi: markaziy asab tizimi boshkaradi- «issiklik markazi» - gipotalamus markaziy asab tizimini issiklikka sezgir xujayralari(bosh miya pustlogi va orka miya) issiklik retseptorlari (teri,shillik kavat, a'zolar) utkazish yullari-effektorli effektor a'zolar-mushaklar, ter bezlari, kapillyarlar 26 issiklik uzatish amalga oshiriladi(komfort sharoitda) 27 mikroiklimni nobop ta'siri kiyimni issikga karshilik kuchiga boglik meteosharoit odamni jismoniy faollik darajasigi odam termik faollik darajasi 28 teri tomirlarida kon yurishini tezlashuvi, ter ajralishini kupayishi, terida issiklik utkazilishini oshiradi fizikaviy issiklik uzotilishini kamaytiradi eki kupaytiradi(tomirlarni kengaytiradi, eki toraytiradi) xaroratni pasayishiga javoban …

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s gacha nisbiy namlik 40-60%, xavoni xarakati 0,05 m/s ish kobiliyat 34 profilaktik tadbirlar shaxsiy ximoya vositalari sanitariya-texnik texnologik konuniy 35 ishlab chikarish shovkini 36 shovkin – chastotasi va intensivligi turlicha bulgan (tartibsiz)tovushlar yigindisi shovkinni baxolash uchun 16 dan 20000 gts bulgan tovushlar diapazonlari foydalaniladi oktava chegaralari 31,5; 65; 125 ; 250 ; 500; 1000; 2000; 4000; 8000 gts. 37 ishlab chikarish shovkin tasnifi ta'sir etish xarakteri buycha: doimiy impulsiv chastota tavsifi buyicha past chastotali- 16-350gts urta chastotali –350-800gts yukori chastotali– bolee 850 gts 38 spektr kengligi buyicha keng (bir oktavadan kengligi kup bulgan) tonal ( bir oktava chegarasida 10 db dan kup bulmagan) 39 ta'sir etish vakti buyicha doimiy(ish vakti davomida 5 db dan kup ga uzgarmaydigan) vaktincha uzgaruvchan (vakt ichida uzgaradi) uzlukli fon kattaligi darajasigacha keskin tushadi impulsiv davomiyligi 1 soniyadan kup bulmagan bir kancha signallardan iborat 40 shovkin va uni organizmga ta'siri 0 barglar shivirlashi 10 soat …

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at e'tiborni susayishi organizmga umum ta'siri: markaziy asab tizimi shikaslanishi ,yurak-kon tomir kasalliklar soni oshishi, astenovegetativ sindrom, oshkozon ichak trakti, endokrin tizimlari funktsional xolatlari buzilishi 44 shovkin zararli ta'sirini oldin olish choralari ish joylarida shovkin darajasini muntazam nazorati mexnat va dam olish tartibiga rioya kilish dam olish xonalarini tashkil kilish tibbiy kuriklar 45 mashina ,jixozlar,mexanizmlarni texnik mukammallashtirish shovkinni izolyatsiyasi , shovkin yutgichilardan foydalanish, kam shovkin beruvchi jixozlar va texnologiya shaxsiy ximoya vositalari 46 tebranish 47 tebranishni gigienik tavsifi tebranish – odam tanasiga uzatilladigan kattik jismlarni mexanik tebranishi tebranish turlari maxalliy (lokal) umumiy 48 ta'sir etish vakti buyicha doimiy ( tebranish tezligi 1 dakikada 2 martadan kamga uzgaradi) doimiy bulmagan (tebranish tezligi 1 dakikada 2 martadan kupga uzgaradi) uzlukli tebranuvchan impulsiv (1 soniyadan kam bulgan vakt davomida) 49 xosil bulishi manbalari buyicha transport (traktor, buldozer, samosval) transport texnologik (yuk ortuvchi, ekskavator texnologik (statsionar mashinalar ish joyida) 50 ta'sir etish printsipi buyicha …

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ishlab chikarish muxiti omillarini gigienik tavsifiyu ishlab chikarish muxiti fizikaviy omillarini gigienik tavsifi. mexnat gigienasi assistent a.a.jumaeva 1 the theme: “the hygienic characteristic of factors of the industrial environment” the lecture purpose: to acquaint students with the hygienic characteristic of chemical production factors and measures of preventive maintenance of their harmful influence on an organism of the working. the general hygienic characteristic of chemical factors of industrial environment of commontoxic action is given: concept, ways of receipt to an organism, biotransformation in an organism, deducing from an organism, classification by danger degree, and possible consequences of a measure of preventive maintenance sharp subsharp and chronic poisonings / . s...

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