Ponena za kuyeza ndi kugawa kuchuluka kwa madzi, ma pipette ndi ofunikira kwambiri m'malo ochitira kafukufuku masiku ano. Kutengera kukula kwa labu ndi kuchuluka komwe kumafunika kuperekedwa, mitundu yosiyanasiyana ya ma pipette imagwiritsidwa ntchito kwambiri:
- Mapaipi oyendetsera mpweya
- Mapaipi abwino osunthika
- Mapaipi oyezera
- Ma pipette osinthika osiyanasiyana
Mu 2020, tikuyamba kuona ma micropipettes othamangitsidwa ndi mpweya akuchita gawo lofunika kwambiri polimbana ndi COVID-19, ndipo amagwiritsidwa ntchito pokonzekera zitsanzo zodziwira matenda (monga, RT-PCR yeniyeni). Kawirikawiri, mapangidwe awiri osiyana angagwiritsidwe ntchito, mapaipi othamangitsidwa ndi mpweya pamanja kapena ndi injini.
Mapaipi Oyendetsera Mpweya ndi Mapaipi Oyendetsera Mpweya Oyendetsedwa ndi Manja vs Mapaipi Oyendetsera Mpweya Oyendetsedwa ndi Magalimoto
Mu chitsanzo cha pipette yosuntha mpweya, pisitoni imasunthidwa mmwamba kapena pansi mkati mwa pipette kuti ipange mphamvu yoipa kapena yabwino pa mzere wa mpweya. Izi zimathandiza wogwiritsa ntchito kupuma kapena kutulutsa chitsanzo chamadzimadzi pogwiritsa ntchito nsonga ya pipette yotayidwa, pomwe mzere wa mpweya womwe uli kumapeto umalekanitsa madziwo ndi zigawo zomwe sizitayidwa za pipette.
Kusuntha kwa pistoni kungapangidwe kuti kuchitike ndi woyendetsa kapena pakompyuta, mwachitsanzo woyendetsa amasuntha pistoni pogwiritsa ntchito mota yoyendetsedwa ndi batani lopondereza.
Zofooka za mapaipi oyendera ndi manja
Kugwiritsa ntchito mapaipi amanja kwa nthawi yayitali kungayambitse kusasangalala komanso kuvulaza wogwiritsa ntchito. Mphamvu yofunikira yotulutsa madzi ndikutulutsa nsonga ya mapaipi, kuphatikiza ndi kuyenda mobwerezabwereza kwa maola angapo, imatha kuwonjezera mafupa, makamaka chala chachikulu, chigongono, dzanja, ndi phewa, pa chiopsezo cha RS (I repetitive muscle strain).
Ma pipette amanja amafuna kuti batani la chala chachikulu lisindikizidwe kuti litulutse madzi, pomwe ma pipette amagetsi amapereka ergonomics yabwino ndi batani loyambitsidwa ndi magetsi mu chitsanzo ichi.
Njira Zina Zamagetsi
Mapaipi amagetsi kapena amagetsi ndi njira zina zoyendetsera bwino m'malo mwa mapiipi amanja zomwe zimapangitsa kuti zitsanzo zituluke bwino ndikuwonetsetsa kuti zikuyenda bwino komanso molondola. Mosiyana ndi mabatani achikhalidwe olamulidwa ndi chala chachikulu komanso kusintha voliyumu pamanja, mapiipi amagetsi amabwera ndi mawonekedwe a digito kuti asinthe voliyumu ndi kutulutsa mpweya ndikutulutsa kudzera mu piston yoyendetsedwa ndi magetsi.
Kusankha Magalimoto a Ma Pipette Amagetsi
Popeza kuyika mapaipi nthawi zambiri ndi gawo loyamba mu njira ya masitepe ambiri, zolakwika zilizonse kapena zofooka zomwe zimachitika poyesa gawo laling'ono la madzi zimatha kumveka panthawi yonseyi, zomwe pamapeto pake zimakhudza kulondola ndi kulondola konse.
Kodi kulondola ndi kulondola n'chiyani?
Kulondola kumachitika pamene pipette ipereka voliyumu yomweyo kangapo. Kulondola kumachitika pamene pipette ipereka voliyumu yoyenera molondola popanda cholakwika chilichonse. Kulondola ndi kulondola n'kovuta kukwaniritsa nthawi imodzi, komabe mafakitale omwe amagwiritsa ntchito ma pipette amafunika kulondola komanso kulondola. Ndipotu, ndi muyezo wapamwamba kwambiri uwu womwe umapangitsa kuti zikhale zotheka kubwereza zotsatira zoyeserera.
Mtima wa pipette iliyonse yamagetsi ndi mota yake, zomwe zimakhudza kwambiri kulondola ndi kulondola kwa pipette, kuwonjezera pa zinthu zina zofunika monga kukula kwa phukusi, mphamvu ndi kulemera. Mainjiniya opanga ma pipette amasankha makamaka ma stepper linear actuators kapena ma DC motors. Komabe ma stepper motors ndi ma DC motors onse ali ndi zabwino ndi zovuta zawo.
Magalimoto a DC
Ma mota a DC ndi ma mota osavuta omwe amazungulira mphamvu ya DC ikagwiritsidwa ntchito. Safuna kulumikizana kovuta kuti mota iziyenda. Komabe, poganizira zofunikira pakuyenda kwa mzere wamagetsi, mayankho a magalimoto a DC amafunikira screw yowonjezera ya lead ndi gearing kuti asinthe kuyenda kozungulira kukhala kuyenda kolunjika ndikupereka mphamvu yofunikira. Mayankho a DC amafunikanso njira yobwezera mu mawonekedwe a sensor ya optical kapena encoder kuti azitha kuwongolera bwino malo a piston yolunjika. Chifukwa cha kufooka kwakukulu kwa rotor yake, opanga ena amathanso kuwonjezera njira yoyendetsera kuti akonze kulondola kwa malo.
Ma mota oyendera masitepe
Kumbali ina, mainjiniya ambiri amakonda njira zoyendetsera magetsi zoyendera magetsi chifukwa cha kusavuta kuzigwirizanitsa, magwiridwe antchito abwino komanso mtengo wotsika. Ma stepper linear actuator amakhala ndi ma mota okhazikika a maginito oyendera magetsi okhala ndi rotor yolumikizidwa ndi filament bar yolumikizidwa kuti ipange kuyenda kolunjika kolunjika m'mapaketi ang'onoang'ono.
Nthawi yotumizira: Juni-19-2024