Thehelmete ya ho tjheseletsa e fifatsang ka koloi ke helmete e itšireletsang e ikemetseng e entsoeng ka melao-motheo e kang optoelectronics, motors, le photomagnetism. Jeremane e ile ea qala ho tsebahatsa DZN4647T.7 e laoloang ka mokhoa oa elektronike sekoahelo sa lifensetere tse cheselitsoeng le maemo a likhalase ka October 1982, 'me tekanyetso ea BS679 e phatlalalitsoeng ke United Kingdom ka 1989 e bolela nako eo ka eona thebe e khanyang e fetohang ho tloha sebakeng se khanyang ho ea sebakeng se lefifi nakong ea ho cheselletsa. China e ile ea qala ho theha helmete e sireletsang ea photoelectric othomathike e fetolang mebala mathoasong a bo-1990.
Ntlha ea pele, mohaho o entsoe ka likarolo tse peli: 'mele o ka sehloohong oa helmete le tsamaiso ea ho fetola leseli. 'Mele o ka sehloohong oa helmete o phahamisitsoe hloohong, e nang le ente ea ABS e thibelang malakabe, e bobebe, e tšoarella, e ka fetoloa ho tloha likarolong tse tharo tse fapaneng, e ka ikamahanya le mefuta e sa tšoaneng ea lihlooho. Sistimi ea leseli e kenyelletsa sensor ea leseli, potoloho ea taolo, valve ea leseli la kristale le sefahla.
Taba ea bobeli, molao-motheo oa ts'ireletso, mahlaseli a matla a arc a hlahisoang nakong ea welding e etsoa sampole ke sensor ea leseli, e tsosang potoloho ea taolo, 'me motlakase o sebetsang oa potoloho ea taolo o eketsoa ho valve ea leseli la kristale, le valve ea leseli la kristale. liphetoho ho tloha boemong bo hlakileng ho ea ho opaque tlas'a ketso ea motlakase oa motlakase, 'me phetisetso ea ultraviolet e tlaase haholo. Karolo e 'ngoe ea leseli la infrared ka valve ea lebone la kristale ea metsi e monngoa ke sefe se seng. Hang ha leseli la arc le tima, sensor ea leseli ha e sa hlahisa letšoao, potoloho ea taolo ha e sa hlahisa motlakase oa ts'ebetso, 'me valve ea khanya ea kristale ea metsi e khutlela boemong bo hlakileng.
Ea boraro, litlhoko tsa mantlha tsa tekheniki :1. boholo: boholo bo sebetsang ba ho shebella ha boa lokela ho ba ka tlase ho 90mm×40mm.2.Ts'ebetso ea Photogen: nomoro ea moriti, karolelano ea phetisetso ea ultraviolet / infrared, parallelism e lokela ho lumellana le litokisetso tsa GB3690.1-83.3.Ts'ebetso ea matla: Fesetere ea ho shebella e lokela ho ameha ka makhetlo a mararo ntle le tšenyo leha e le efe mocheso oa kamore ka ligrama tse 45 tsa libolo tsa tšepe tse oelang ka bolokolohi ho tloha bophahamong ba 0.6m.4.Nako ea ho arabela e tla lumellana le melaoana e amehang.
Ea bone, Litlhokomelo bakeng sa tšebeliso:1.Helmete ea welding e lefifi e loketse libaka tsohle tsa mosebetsi oa welding, ho na le lihlahisoa tse peli tse tšoaroang ka letsoho le hlooho.2.Ha likhalase li bonahala li benya kapa li fifala ha li le boemong bo khanyang, betri e lokela ho nkeloa sebaka.3.Thibela ho oela ho matla le khatello e boima, thibela lintho tse thata ho senya lense le helmete.
Nako ea poso: May-09-2022