Ingabe Izihlalo Ze-ergonomic Zayixazulula Ngempela Inkinga Yokungahlali?

Isihlalo siwukuxazulula inkinga yokuhlala;Isihlalo se-ergonomic ukuxazulula inkinga yokuhlala phansi.

Ingabe Izihlalo Ze-ergonomic Zayixazulula Ngempela Inkinga Yokungahlali

Ngokusekelwe emiphumeleni yokutholwa kwamandla kwe-lumbar intervertebral disc yesithathu (L1-L5):

Elele embhedeni, amandla emgodleni we-lumbar yisikhathi esingu-0.25 sokuma okujwayelekile okujwayelekile, okuyisimo esikhululekile nesikhululekile somgogodla we-lumbar.
Ngokuma okujwayelekile kokuhlala, amandla ku-lumbar spine izikhathi ezingu-1.5 zokuma okujwayelekile, futhi i-pelvis ayithathi hlangothi ngalesi sikhathi.
Umsebenzi wokuzithandela, amandla omgogodla we-lumbar wokuma okuvamile izikhathi ezingu-1.8, lapho i-pelvis ibheke phambili.
Ikhanda phansi etafuleni, i-lumbar spine force ye-standard stand posture izikhathi ezingu-2.7, iwukulimala kakhulu kokuhlala komgogodla we-lumbar.

I-backrest angle ngokuvamile iphakathi kuka-90~135°.Ngokwandisa i-angle phakathi kwe-back and cushion, i-pelvis ivunyelwe ukutshekela emuva.Ngaphandle kokusekelwa phambili komcamelo we-lumbar kuya ku-lumbar spine, umgogodla ugcina ukugoba okujwayelekile okumise okwe-S ngawo womabili amandla.Ngale ndlela, amandla e-lumbar spine izikhathi ezingu-0.75 zokuma, okungenzeka ukuthi angakhathali.

Ukusekelwa kwe-Backrest kanye ne-lumbar kungumphefumulo wezihlalo ze-ergonomic.U-50% wenkinga yokunethezeka utholakala kulokhu, okusele okungu-35% ku-cushion kanye no-15% endaweni yokuphumula yengalo, indawo yokubeka ikhanda, indawo yokulala nokunye okuhlangenwe nakho kokuhlala.

Ungakhetha kanjani isihlalo esilungile se-ergonomic?

Isihlalo se-Ergonomic siwumkhiqizo owenziwe umuntu ngamunye njengoba umuntu ngamunye enobude bakhe, isisindo kanye nesilinganiso somzimba.Ngakho-ke, usayizi ofanele kuphela ongakhulisa umphumela we-ergonomics, njengezingubo nezicathulo.
Ngokuphathelene nokuphakama, kunezinketho ezilinganiselwe kubantu abanobukhulu obuncane (ngaphansi kuka-150 cm) noma usayizi omkhulu (ngaphezu kuka-185 cm).Uma wehlulekile ukwenza ukukhetha okungcono kakhulu, imilenze yakho ingase ibe nzima ukunyathela phansi, i-headrest isekhanda lakho nentamo ingene phakathi.
Ngokuqondene nesisindo, abantu abancane (ngaphansi kuka-60 kg) abaphakamisi ukukhetha izihlalo ngokusekelwa kanzima kwe-lumbar.Kungakhathaliseki ukuthi lulungiswa kanjani, ukhalo luyaklinywa futhi alukhululekile.Abantu abakhuluphele (abangaphezu kuka-90 kg) abancomi ukukhetha izihlalo eziphakeme zokunwebeka ezinezikhala.Ama-cushions azoba lula ukucwila, okubangela ukungahambi kahle kwegazi emilenzeni kanye nokuba ndikindiki kalula emathangeni.

Abantu abanokulimala okhalweni, ukuqina kwemisipha, ama-disc e-herniated, isihlalo esinokusekelwa kwe-sacral noma ukuxhunyaniswa okuhle kwe-back and cushion kunganconywa kakhulu.

Isiphetho

Isihlalo se-ergonomic siwuhlelo lokusekela oluyindilinga yonke, oluguquguqukayo futhi olulungisekayo.Kungakhathaliseki ukuthi isihlalo se-ergonomic sibiza kangakanani, asikwazi ukugwema ngokuphelele ukulimala okulethwa ukuhlala.


Isikhathi sokuthumela: Dec-02-2022