Anti-clogging Design of Limit Switches in Medical Negative Pressure Aspirators

Kev kho mob tsis zoo siab aspirators yog cov cuab yeej tseem ceeb hauv chav kho mob thiab tsev kho mob xwm txheej ceev, feem ntau yog siv los ua kom hnoos qeev, effusion, kua paug, ntshav, thiab lwm yam kab mob los ntawm cov neeg mob. Qhov kev txwv tsis pub hloov, ua ib feem tseem ceeb rau kev tswj tsis zoo thiab pib- nres kev tiv thaiv, cuam tshuam ncaj qha rau kev nyab xeeb ntawm kev siv cov khoom siv. Hauv kev ua haujlwm hauv chaw kho mob tiag tiag, cov kua khib nyiab, cov kua dej tsis huv, thiab cov dej tsis huv uas tsim tawm thaum lub sij hawm tsis zoo siab tuaj yeem nkag mus rau hauv lub qhov cua thiab nkag mus rau hauv qhov chaw ntawm qhov txwv hloov nrog cov cua ntws, ua rau micropore blockage, siab sensor malfunction, thiab hloov jamming. Qhov no tuaj yeem ua rau muaj teeb meem xws li kev tswj tsis tau lub siab tsis zoo, cov khoom siv raug kaw, thiab kev nqus dej tsis txaus, txo qhov ua tau zoo ntawm kev kuaj mob thiab kev kho mob thiab muaj feem cuam tshuam rau kev saib xyuas tus neeg mob vim cov khoom siv tsis ua haujlwm. Yog li ntawd, optimizing qhov txwv hloov tsim los tiv thaiv clogging yog qhov tseem ceeb rau kev txhim kho kev ntseeg siab thiab kev nyab xeeb ntawm kev kho mob tsis zoo siab aspirators.
Txhawm rau hais txog qhov mob tseem ceeb ntawm kev txwv hloov clogging, ntau - theem pom thiab cov qauv thaiv tuaj yeem siv rau ua ntej - clogging optimization. Ib tug detachable ob - txheej lim qauv yog ntxiv rau qhov tsis zoo siab inlet ntawm qhov txwv hloov. Cov txheej txheej sab nrauv siv lub siab- lim lim los cuam tshuam cov flocculent thiab loj me me impurities, thaum cov txheej sab hauv siv cov microporous breathable membrane los thaiv cov kua khib nyiab thiab cov plua plav zoo, tiv thaiv kom tsis txhob muaj cov kab mob nkag mus rau hauv cov huab cua sab hauv ntawm qhov hloov. Tib lub sijhawm, cov qauv ncaj nraim- qhov cua qhov qauv raug tso tseg, thiab cov cua nkag channel tau ua kom zoo rau hauv arc- cov qauv qhia zoo li. Siv airflow inertia, roj{10}}kev sib cais ua kua yog ua tiav, tso cai rau cov kua dej pov tseg kom nyob rau hauv cov av cia chamber thaum cov txheej txheem qhia. Qhov no txo cov adhesion thiab tsub zuj zuj ntawm impurities ntawm qhov chaw, tiv thaiv blockage ntawm lub qhov sensing qhov thiab kis tau tus mob, thiab ho txo qhov tshwm sim ntawm kev txwv hloov blockage tsis ua hauj lwm.


Los ntawm kev ua kom zoo dua qub thiab cov khoom siv hloov kho dua tshiab, kev tiv thaiv -kev ua haujlwm txhaws thiab tus kheej- kev tu lub peev xwm ntawm qhov txwv hloov pauv tau txhim kho ntxiv. Traditional txwv hloov pauv muaj cov txheej txheem sab hauv thiab ntau qhov chaw tuag, ua rau nws yooj yim rau cov impurities los khaws thiab nyuaj rau kev ntxuav. Kev tsim kho kom zoo ua kom yooj yim rau cov qauv sab hauv ntawm cov kab noj hniav, siv cov phab ntsa du, sib npaug sab hauv los hloov cov ces kaum ntse thiab cov fab tuag, txo cov ntsiab lus ntawm impurity adhesion. Nyob rau tib lub sijhawm, corrosion-resistant, tsis yog-kev kho mob nplaum- qib polymer cov ntaub ntawv raug xaiv los tiv thaiv cov kua nplaum los ntawm adhering thiab solidifying ntawm lub qhov hluav taws xob qhov hluav taws xob thiab qhov chaw sib cuag. Tsis tas li ntawd, lub plua plav pov thawj thiab tiv thaiv -clogging sealing nplhaib yog ntxiv rau qhov hloov pauv qhov txwv kev txwv kom ua tiav kev tiv thaiv kev sib khi. Qhov no ua kom ntseeg tau tias qhov hloov pauv qhov kev hnov qab thiab lub zog ua haujlwm tsis cuam tshuam, thaum tiv thaiv tag nrho cov kua khib nyiab, dej vapor, thiab impurities los ntawm kev nkag mus rau hauv cov txheej txheem sib kis, tshem tawm cov teeb meem xws li kev sib tsoo thiab cov sensor malfunction.
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