Tsheb jack - ib qho khoom siv tsis tau rau txhua tus neeg tsav tsheb

Tsheb jack - ib qho khoom siv tsis tau rau txhua tus neeg tsav tsheb
Tsheb jack - ib qho khoom siv tsis tau rau txhua tus neeg tsav tsheb
Anonim

Lub tsheb jack yog qhov uas txhua tus tsav tsheb xav tau ntau heev! Nyob rau hauv ib lub tsheb, txawm nws yog ib lub tsheb txawv teb chaws los yog peb domestic "neeg nrog caij tsheb", yuav tsum muaj xws li ib tug lifting pab. Lub lever yog ib qho tseem ceeb heev invention ntawm noob neej, vim hais tias nws tau ua lifting loads yooj yim dua.

tsheb jack
tsheb jack

Tam sim no, muaj cov neeg kho tshuab, hydraulic thiab pneumatic jacks. Thawj yog muab faib ua folding thiab lever, uas tau xyaum poob lawv qhov tseeb. Qhov no yog vim qhov tseeb tias lawv muaj lub peev xwm nqa me me. Txawm hais tias lawv yooj yim heev rau siv thiab yooj yim haum rau hauv lub cev ntawm lub tsheb, uas tsis tuaj yeem hais txog lwm tus. Lub tsheb hydraulic yog hnyav dua thiab muaj zog dua. Lub parallelogram jack yog qhov ua tiav analogue ntawm cov cuab yeej no. Lawv yog siv nyob rau hauv rooj plaub uas lub tsheb muaj ib tug ncaj loj loj. Nyob rau hauv lem, cov jacks tau muab faib ua dov, lever thiab telescopic. Qhov thib ib muaj lub zog uas tsa lub tsheb, qhov thib ob muaj lub piston. Kuj tseem muaj lub tsheb ntsug hydraulic. Nws qhov zoo dua yog tias nws tuaj yeem nceqhov siab loj thiab muaj peev xwm thauj khoom loj, yog li nws muaj feem xyuam rau cov tsheb thauj khoom. Txawm li cas los xij, muaj qhov rho tawm - nws yuav tsum tau khaws cia tas li nyob rau hauv txoj hauj lwm ntsug, uas nyuaj heev thaum lub sij hawm thauj mus los.

Thaum xaiv lub tsheb jack, nws tsim nyog xav txog cov ntaub ntawv ntawm lub tsheb nws tus kheej, uas yog, qhov hnyav thiab qhov ntev. Yog tias nws hnyav txog ib tuj, ces ib qho yooj yim folding jack yog txaus. Rau cov chav kawm nruab nrab, lub hydraulic jack yog qhov tsim nyog, uas tuaj yeem nce lub tsheb los ntawm ib nrab ib 'meter' thiab tsis siv ntau qhov chaw hauv lub cev.

hydraulic tsheb jack
hydraulic tsheb jack

Rau cov jeeps thiab minivans, dov thiab lever jacks yog qhov tsim nyog, uas feem ntau yog siv hauv cov kev pabcuam tsheb thiab chaw pabcuam. Vim lawv cov khoom, lawv tsim qhov siab ntawm 30 mus rau 150 cm thiab siab dua. Txawm li cas los xij, lawv tsis yooj yim rau kev thauj vim lawv qhov loj.

Pneumatic lub tsheb jack tsis tshua muaj ntawm cov neeg tsav tsheb vim qhov tseeb tias nws siv cua compressed, uas yog qhov nyuaj rau khaws cia hauv qhov chaw kaw. Nws tau pom nws siv ntawm cov neeg cawm siav, nrog rau nws txoj kev pab lawv nkag mus rau hauv qhov chaw uas tsis tuaj yeem qhib manually.

tsheb jack
tsheb jack

Mechanical tsheb jack yog ntsug thiab kab rov tav. Thawj qhov kev xaiv yog qhov tsis yooj yim, txij li nws cov khoom yuav tsum tsuas yog ntsia rau hauv ib qho chaw ntawm lub tsheb, uas tom qab ib pliag tuaj yeem yooj yim deformed. Kab rov tav los yog, raws li nws yog hu ua, rhombus, ib qho kev xaiv zoo dua. Nws yog qhov me me thiab yooj yim rau kev khiav lag luam, txawm tias qhov tsis zoo yog qhov me meload peev. Nws kuj tseem yuav tsum nco ntsoov tias nws qhov kev teeb tsa yuav tsum tshwm sim ntawm qhov chaw tiaj tus, thiab qhov me me ntawm lub jack tuaj yeem ua rau nws tawg.

Lwm lub tshuab nqa yog khib thiab pinion. Nws tau pom nws siv hauv cov tsav tsheb, tab sis nws tsuas yog yuav tsis haum rau hauv lub tsheb me me.

Ua qhov yog xaiv.

Pom zoo: