HomelinessSiv

Qhov tseeb xaiv ntawm cov ntswj ntsia hlau

Ua ntej txhua tus neeg uas ua rau lawv tus kheej kho qhov, garages, cottages, ntxov los yog tom qab tshwm sim ib qho teeb meem xws li cov kev xaiv ntawm cov ntswj ntsia hlau. Niaj hnub no lub lag luam muaj ib tug ntau ntawm yooj yim rechargeable hwj chim cov cuab yeej. Ib txhia muaj ib tug nozzle rau siv nrog screws rau ntawm lub xyaum, tab sis nws tsis yog ib txwm yooj yim hloov, tshwj xeeb tshaj yog hais tias koj xav full-time ua hauj lwm. Ib tug zoo cordless ntswj ntsia hlau muaj ntau pab nta uas tsis tau hloov los ntawm tej yam attachments.

Yuav kom tus ntswj ntsia hlau xaiv yog tseeb, nws yog tsim nyog los txiav txim rau nws kev. Qhov tseem ceeb tshaj - mus tsim kom muaj cov neeg kawm ntawv zaus ntawm kev siv ntawm lub cuab tam. Koj yuav tsum tau xam tawm uas ua hauj lwm yuav tsum nqa tawm thiab ntau npaum li cas lub sij hawm ib hnub twg lub ntsuas yuav tsum siv tsis tau cuam tshuam. Yog hais tias cov kev siv yog nyob ze rau qhov kev, cov kev xaiv ntawm cov ntswj ntsia hlau yog tsim nyog mus lawm rau nyiaj muas, zoo li Bosh thiab Makita.

Yam dab tsi ntawm lub cuab tam koj yuav tsum them sai sai nyob rau hauv thawj qhov chaw? Qhov no voltage, peev xwm, thiab ceev. Lub ntsiab yog ib feem ntawm lub ntswj ntsia hlau, uas tso cai rau nws mus ua hauj lwm tsis muaj ib lub hwj chim qhov twg los - roj teeb. Nws lub ntsiab nta - lub voltage thiab cov capacitance, thawj ntsuas nyob rau hauv volts (V), thiab lub thib ob - nyob rau hauv amperes / teev (Ah). voltage qhia - cov roj teeb yog lub hwj chim, thiab lub peev xwm - lub sij hawm ua hauj lwm tom qab them. Haum rau lub caij nyoog siv roj teeb uas muaj peev xwm los ntawm 1,3 Ah los yog siab dua thiab 12 V thiab ntau dua muaj peev xwm. Yuav zoo dua rau ob tug. Ib tug ua hauj lwm ua kom tiav paug, rau lwm yam - them, thiab them qhov zoo tshaj plaws lig, tsis yog cov. Nyob rau hauv no hom, nws yuav kav ntev npaum li cas.

Raws li rau kev ceev, nws yog zoo dua kom txhob muaj cov kev xaiv tsa rau ib tug ob-speed cordless ntswj ntsia hlau cuab tam. Tsis tshua muaj ceev thaum muaj kev kub lub hwj chim, yog feem ntau siv rau zawm cov txheej txheem, thiab ib tug kub ceev - thaum drilling.

tsis muaj khawm «nres» nyob rau hauv pheej yig qauv. Qhov ntau kim nws yog. Yog hais tias koj tau nyem, ntswj ntsia hlau nres thiab tsis tig, uas tso cai rau koj yuav hloov lub nozzle. Zoo, yog hais tias koj teem lub torque theem. Qhov no yuav tso cai rau screwdrivers txiav nres thiab tsis ntswj lub screws.

Qoj ib ce xaiv ntswj ntsia hlau rau hauv lub tsev, koj yuav tsum tau paub tseeb tias nws yuav mas ib lub caij nplooj zeeg ntawm ob meters, vim hais tias niaj hnub qauv muaj lub zog txaus txwv. Care ntawm lub cuab tam yog yooj yim: nws yog tsim nyog los ntawm lub sij hawm rau lub sij hawm los ntub thiab ntxuav cov cartridge, tiv thaiv lub ingress ntawm dej oud, khib nyiab, xuab zeb los yog hmoov av. Nws yog ib qho tseem ceeb los xyuas kom meej tias cov ntswj ntsia hlau tsis overheat. Yog hais tias nws "tsis rub", nws yog tsim nyog los txo cov kev ceev los yog siv ib tug ntau haib cuab tam.

Xaiv ib tug cordless ntswj ntsia hlau muaj xws li kuj cov kev xaiv ntawm lub hom roj teeb. Lub lag luam muaj ib tug NiMH (npib tsib xee-hlau hydride), NiCd (npib tsib xee-cadmium), thiab Li-Ion (Li-Ion).

Thaum lub NiCd muaj undeniable zoo, thiab peb ntawm lawv: cheapness, qhov loj tshaj plaws pes tsawg tus ntawm recharges, ntsig txog, tus coos ntev thiab lub siab tshaj plaws pes tsawg tus ntawm muab tam sim no. Disadvantage - lub "cim xeeb nyhuv" sai tsis ua hauj lwm ntawm ib nrab xwb thiab tawm. Khw xws roj teeb yog pom zoo nyob rau hauv ib tug tawm lub xeev nyob ib kub saum toj no zero. NiMH roj teeb kuj, on qhov tsis tooj, yuav tsum tau muab cia rau hauv ib tug them lub xeev.

Li-Ion roj teeb muaj lub disadvantage ntawm cov laus, txawm yog hais tias tsis nyob rau hauv kev siv. Nyob rau hauv feem ntau ntawm cov roj teeb peev xwm yog poob rau ob lub xyoos.

Niaj hnub no, muaj cov screwdrivers qauv uas muaj peev xwm khiav rau roj teeb uas muaj ntau hom.

Qhov tseem lom yog zus tau tej cov npib tsib xee-cadmium roj teeb. Nyob rau hauv lub European Union txwv lawv lawm. Newer, tsawg yam tshuaj lom thiab kev ruaj ntseg rau cov ib puag ncig yog cov tiam, thiab ces ub npib tsib xee-hlau hydride roj teeb.

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