Kusan 1880, Edison ya ƙirƙira mai riƙe fitila dacanza, ƙirƙirar tarihin samar da masu sauyawa da kwasfa. Daga baya, injiniyan lantarki na Jamus Augusta Lausi (ROS. Agusta) ya kara ba da shawarar manufar sauya wutar lantarki, masu ƙera kayan aiki na farko masu sana'a sun fi mayar da hankali a cikin ƙasashe masu tasowa a Amurka da Turai;
A shekara ta 1913, Kamfanin General Electric na Amurka ya fara kera na'urorin hasken gida a Shanghai.
A shekara ta 1914, Qian Tangsen ya kafa masana'antar injinan lantarki ta Qian Yongji a birnin Shanghai, kuma Sinawa sun fara sana'arsu ta lantarki;
A cikin 1916, an fara samar da kayan aikin canza wutar lantarki a cikin gida;
A cikin 1919, ya fara yin koyi da wasu maɓallai na Amurka.
Kafin shekara ta 1949, an sami ƴan ƙalilan da ke kera kwasfa na canji a kasar Sin, galibi suna samar da na'urori masu motsi a kwance, na'urori masu lebur, na'urorin hasken rana, matosai, kwas ɗin amfani da dual, kwasfa mai hawa uku da sauran kayayyaki.
A wancan lokacin, kamfanonin lantarki a wasu kasashe na duniya sun ci gaba cikin sauri, tare da fasahar zamani da manyan sikelin.
A cikin shekarun 1980, masana'antar sauya bango ta kasa ta shiga wani sabon zamani na ci gaba, kuma an kafa sansanoni biyu na samar da socket na kasar Sin wadanda suka hada da Wenzhou da Huizhou, Shunde, da Zhongshan. Kasar Sin ta zama kasa mafi muhimmanci a duniya. Ɗaya daga cikin tushen samarwa.
Canja daidaitaccen juyin halitta
Kafin shekarar 1949, kayayyakin lantarki na kasar Sin sun dogara ne kan shigo da kayayyaki daga kasashen waje. A wancan lokacin, babu daidaitattun ma'auni na masu sauya sheƙa a duniya.
Bayan shekara ta 1950, tashar samar da wutar lantarki ta Shanghai ita ma ta kula da ingancin masana'antu, wanda ya ba da gudummawa sosai wajen daidaita kayayyakin.
A cikin 1960s, Cibiyar Nazarin Kayan Wutar Lantarki ta Guangzhou ta kafa cibiyar gwajin bakelite na cikin gida ta ƙasa.
A cikin shekarun 1970s, an gudanar da taron canjin kebul na bakelite na cikin gida na farko a Harbin don ƙara daidaitawa.
A cikin 1966, Hukumar Kula da Kayan Wutar Lantarki ta Duniya ta gabatar da wani tsari na bai ɗaya.
A cikin 1970, Hukumar Kula da Kayan Wutar Lantarki ta Duniya ta yanke shawarar kafa reshe don nazarin filogi da kwasfa, kuma ta fara kafa ka'idojin IEC don sauya soket.
A cikin 1970s da 1980s, ƙasata kuma sannu a hankali ta daidaita kwas ɗin sauyawa a cikin ƙasa da na duniya. Daga baya, Cibiyar Nazarin Kayan Aikin Lantarki ta Guangzhou ta sake duba ka'idojin soket tare da ma'aunin IEC. Ya zuwa yanzu, soket ɗin canza bangon ƙasarmu ya samar da ingantaccen tsarin daidaitaccen tsari.
Canja tsarin juyin halitta
Kafin shekarun 1980, an yi amfani da na'urorin kashe waya da aka ɗora a saman ƙasa, na'urar juyawa, jujjuyawar jujjuyawar, ƙananan maɓallin maɓalli, da kwasfa masu hawa saman ƙasa a ko'ina cikin ƙasar. Ƙa'idar aiki ita ce maɓalli pop-up, jujjuya igiya guda ɗaya, da dai sauransu. Kayan sun kasance na lantarki. Itacen gari da tagulla na yau da kullun.
Abubuwan da aka saba da su daga tsakiyar 1980s zuwa ƙarshen 1990s sune nau'in rocker na zamiya, nau'in nau'in bazara biyu, da dai sauransu. Kayan sun kasance PC ko nailan 66, tin phosphor bronze, da dai sauransu, saboda siffar samfurin ƙaramin tsarin maɓalli ne, shi. an kuma kira shi "Thumb switch".
A cikin ƙarshen 1990s, samfuran canzawa sun fi mayar da hankali ga inganta aminci, tare da aikin kare ƙofa, kuma kayan galibi an yi su ne da kayan PC masu inganci da lambobin allo. Babban panel "maɓallin maɓalli" da kulawar hankali "smart switch" sun fito ɗaya bayan ɗaya.
Lokacin aikawa: Satumba-27-2021