Ukwazi ngezigaba zeflask, ukusetshenziswa, indlela yokusebenzisa kanye nezindaba ezidinga ukunakwa

Ukwazi kwe ukuhlukaniswa kweflask, ukusetshenziswa, indlela yokusebenzisa kanye nezindaba ezidinga ukunakwa

Eyodwa. ukuhlukaniswa kweflask

I-flask esetshenziswa kakhulu ine-flask engezansi eyindilinga, i-flask ephansi kanye ne-distillation

I-flask engezansi eyisiyingi

I-Flask engezansi eyindilinga iyi-flask yengilazi ekhanyayo nephansi eliyisiyingi.Kuyisitsha esivame ukusetshenziswa sokushisa nokusabela ekuhlolweni kwamakhemikhali.Sebenzisa amaflask amanani amakhulu oketshezi kanye namashubhu okuhlola amanani amancane.

Isitsha esiphansi

Iflask ephansi eyisicaba ngenxa yephansi eliyisicaba, lapho ukushisisa kuzoshisiswa ngokungalingani, ngakho ngokuvamile akusetshenziswa njengesifudumezi, futhi iflaski ephansi eyisicaba kulula ukubamba isiqukathi esivame ukusetshenziselwa ukusabela ngaphandle kokushisisa.

Isitsha se-distillation

Isitsha sengilazi esisetshenziselwa i-liquid distillation noma i-fractionation.Ivamise ukusetshenziswa ngepayipi elijiyayo, ipayipi elamukela uketshezi kanye nedivaysi yokwamukela uketshezi.Ijeneretha yegesi nayo ingahlanganiswa.

Okubili.Tukusetshenziswa okuyinhloko

1. I-reactor eqinile ewuketshezi noma i-liquid-to-liquid reactor.

2. Hlanganisa i-generator ye-gas reaction (izinga lokushisa elivamile, ukushisa).

3. Hlanza noma uhlukanise uketshezi usebenzisa i-distillation flask, okuyi-flask enepayipi legatsha.

Ezintathu.Tumehluko omkhulu

1. Zibukeka zihlukile

Isitsha esingaphansi esiyindilinga: idivayisi yamashubhu engilazi azacile angaphumelanga phansi kancane entanyeni yebhodlela.Intamo yebhodlela iyipayipi eliqondile.

Iflaski ephansi: Umehluko phakathi kweflask ephansi nephansi eliyindilinga ukuthi iphansi liyisicaba.

I-distilling flask: ishubhu lengilazi elincanyana elelulela phansi kancane entanyeni yebhodlela, elisetshenziselwa ukukhipha umhwamuko, ngoba liyadingeka ekukhipheni uketshezi.Ngaphezu kokushisa kwe-distillation flask udinga ukuxhuma umlomo webhodlela, kufanele kube elinye ishubhu ngaphandle.

2. Ukusetshenziswa okuhlukile

I-Flask engaphansi eyindilinga: ingashiswa isikhathi eside, kodwa kufanele ifakwe i-asbestos mesh.I-flask eyindilinga-phansi ingasetshenziswa ukushisisa amanani amakhulu oketshezi ngendlela evalekile, futhi ingasetshenziselwa ukuhlola umthombo.

I-distillation flask: Ishubhu eseceleni entanyeni, esetshenziswa kakhulu ekusebenzeni kokukhishwa kwe-distillation.

I-Flask: I-Flask esetshenziswa njengesitsha sokuphendula uketshezi esingadingi ukushisisa ngoba isimama kalula endaweni evundlile.

Okwesine, Sebenzisa indlela

(1) Izici ezivamile

1  Skufanele ibekwe endaweni yokushisisa inetha ye-asbestos, ukuze ifudunyezwe ngokulinganayo;Lapho ushisa, udonga lwangaphandle lwe-flask kufanele lungabi namaconsi amanzi.

2  I-flask ayikwazi ukusetshenziswa isikhathi eside ukushisa.

3  Uma ingashisi, uma i-flask ene-flask-bottomed isetshenziswa njengesiqukathi sokusabela, asikho isidingo sokuyilungisa ngohlaka lwensimbi.

(2) ubuntu

1. I-flask ene-round-phansi

(1) Ugqinsi olungezansi lweflaski elingaphansi eliyindilinga lifana, futhi alukho unqenqema, olungasetshenziselwa ukusetshenziswa kokushisa okuqinile isikhathi eside.

(2) Lapho ushisa, iflaski kufanele ibekwe phezu kwenetha ye-asbestos futhi ayikwazi ukushiswa ilangabi ngokuqondile.

(3) Ngemva kokuphothulwa kokuhlolwa, uma kukhona i-catheter, i-catheter kufanele ikhishwe kuqala ukuvimbela ukugeleza emuva, bese ukhipha umthombo wokushisa, futhi ngemva kokupholisa okumile, uketshezi olulahlwayo luzophathwa futhi lugezwe.

(4) Lapho i-flask ifudunyezwa, inetha le-asbestos kufanele lihlanganiswe, okungafanele lidlule i-1/2 yomthamo we-flask (ngokwesaba ukuthi isisombululo esiningi kulula ukusikhipha uma ubilisa noma ukucindezela ku-flask . liphakeme kakhulu futhi iflaski liyaqhuma).

2. Distill flasks

(1) ukupheda inetha le-asbestos lapho ufudumeza, kungashiswa futhi ngokunye okugeza okushisayo.Lapho ushisa, umthamo we-liquid akufanele udlule u-2/3 wevolumu, ungabi ngaphansi kwe-1/3 yevolumu.

(2) Lapho ufaka izesekeli (njengama-thermometers, njll.), kufanele kukhethwe amapulaki enjoloba afanelekile, futhi ukunakekela okukhethekile kufanele kufakwe ekuhloleni ukuthi ukucinana komoya kulungile yini.

(3) kungcono ukwengeza inani elincane le-zeolite (noma i-porcelain ephukile) ngaphansi kwebhodlela kusengaphambili lapho i-distillation, ukuze uvimbele ukubilisa.

(4) lapho ukufudumeza kufanele kubekwe enethini ye-asbestos, ukuze ifudumale ngokulinganayo.

(5) Ngemva kokukhishwa kwe-distillation, ipiston kufanele ivalwe kuqala bese imisa ukushisisa ukuze kuvinjelwe ukumuncwa.

(6) Ukuma kwebhola le-mercury lethemometha ngesikhathi sokucwiliswa emanzini kufanele kugudluzwe ngonqenqema olungezansi lomlomo wepayipi legatsha leflaski yokugaya.

Okwesihlanu,Izindaba ezidinga ukunakwa

1. Uketshezi olujovwe akumele ludlule u-2/3 wevolumu yalo futhi lungabi ngaphansi kwe-1/3 yevolumu yalo.

2. Lapho ufudumeza, sebenzisa i-asbestos mesh ukuze ushise ngokulinganayo.

3. I-distillation noma i-fractionation kufanele isetshenziswe ne-rubber plug, i-catheter, i-condenser, njll.

U-Huida uneminyaka eminingi yokuhlangenwe nakho ekukhiqizeni nasekusetshenzisweni kwengilazi ye-flask kanye namazinga aphezulu embonini.Ulayini womkhiqizo unothile futhi ungahlangabezana nenani elikhulu lezicelo zokuhlola zeflask yengilazi.Woza ukhethe imikhiqizo efanele yezinhlelo zakho zokusebenza zokuhlola.


Isikhathi sokuthumela: Jun-07-2021

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