1. Ka'idar rufewa ta Taikeiyo ball bawul
Bangaren buɗewa da rufewa na Taike Floating Ball Valve wani yanki ne mai ramin rami wanda ya yi daidai da diamita na bututu a tsakiya. An sanya wurin zama mai rufewa da aka yi da PTFE akan ƙarshen shigarwar da ƙarshen fitarwa, waɗanda ke ƙunshe a cikin bawul ɗin ƙarfe. A cikin jiki, lokacin da ta hanyar rami a cikin sphere ya mamaye tashar bututun, bawul ɗin yana cikin yanayin buɗewa; lokacin da ta hanyar rami a cikin Sphere ya kasance daidai da tashar bututun, bawul ɗin yana cikin yanayin rufaffiyar. Bawul ɗin yana juyawa daga buɗewa zuwa rufe, ko kuma daga rufe don buɗewa, ƙwallon yana juya 90°.
Lokacin da bawul ɗin ƙwallon yana cikin rufaffiyar yanayin, matsakaicin matsa lamba a ƙarshen mashigai yana aiki akan ƙwallon, yana haifar da ƙarfi don tura ƙwallon, ta yadda ƙwallon ya danne wurin rufewa a ƙarshen kanti, kuma ana haifar da damuwa ta lamba. a kan conical surface na hatimi wurin zama don samar da lamba yankin Ƙarfin da naúrar yanki na lamba zone ake kira da aiki takamaiman matsa lamba q na bawul hatimi. Lokacin da wannan ƙayyadadden matsa lamba ya fi ƙayyadaddun matsa lamba da ake buƙata don hatimi, bawul ɗin yana samun hatimi mai tasiri. Irin wannan hanyar rufewa da ba ta dogara da karfi na waje ba, an rufe ta da matsakaicin matsa lamba, ana kiranta matsakaicin kai.
Ya kamata a nuna cewa bawuloli na gargajiya irin suduniya bawuloli, bakin kofa, layin tsakiyamalam buɗe ido, da kuma toshe bawuloli sun dogara da ƙarfin waje don yin aiki a kan kujerar bawul don samun hatimin abin dogaro. Hatimin da aka samu ta hanyar ƙarfin waje ana kiransa hatimin tilastawa. Ƙarfin da aka tilasta rufewa da aka yi amfani da shi a waje ba shi da tabbas kuma ba shi da tabbas, wanda ba shi da amfani ga dogon lokaci na amfani da bawul. Ƙa'idar rufewa ta Taike ball bawul ita ce ƙarfin da ke aiki a kan wurin rufewa, wanda aka samar ta hanyar matsa lamba na matsakaici. Wannan ƙarfin yana da ƙarfi, ana iya sarrafawa, kuma ƙaddara ta ƙira.
2. Taike iyo ball bawul tsarin halaye
(1) Domin tabbatar da cewa sphere iya samar da wani karfi na matsakaici a lokacin da sphere ne a cikin rufaffiyar jihar, sphere dole ne a kusa da sealing wurin zama a lokacin da bawul aka tattara a gaba, da kuma tsoma baki da ake bukata don samar da wani. pre-tightening rabo matsa lamba, wannan pre-tightening rabo matsa lamba Yana da 0.1 sau da aiki matsa lamba kuma ba kasa da 2MPa. Samun wannan rabon da aka rigaya an tabbatar da shi gaba ɗaya ta hanyar ma'auni na geometric na ƙira. Idan tsayin kyauta bayan haɗuwar sararin samaniya da kujerun rufewa da mashigai da fitarwa shine A; bayan an haɗa jikin bawul ɗin hagu da na dama, rami na ciki yana ƙunshe da yanki kuma nisa na wurin rufewa shine B, sannan ana haifar da matsa lamba mai mahimmanci bayan taro. Idan riba ta kasance C, dole ne ta gamsu: AB=C. Dole ne a ba da garantin wannan ƙimar C ta ma'aunin geometric na sassan da aka sarrafa. Ana iya ɗauka cewa wannan tsangwama C yana da wuyar ganewa da garanti. Girman ƙimar kutsawa kai tsaye yana ƙayyade aikin hatimi da ƙarfin aiki na bawul.
(2) Ya kamata a nuna musamman cewa farkon bawul ɗin ƙwallon ƙafa na gida yana da wahalar sarrafawa saboda ƙimar tsangwama yayin haɗuwa, kuma galibi ana daidaita shi tare da gaskets. Yawancin masana'antun ma suna kiran wannan gasket a matsayin gasket mai daidaitawa a cikin littafin. Ta wannan hanyar, akwai wani tazara tsakanin jiragen sama masu haɗawa na manyan da kuma na'urorin bawul masu taimako yayin haɗuwa. Kasancewar wannan tazara zai sa ƙullun su sassauta saboda matsakaicin matsakaicin matsa lamba da yanayin zafi da ake amfani da su, da kuma nauyin bututun na waje, kuma ya sa bawul ɗin ya kasance a waje. zubo.
(3) Lokacin da bawul ɗin ya kasance a cikin rufaffiyar yanayin, matsakaicin ƙarfi a ƙarshen mashigai yana aiki akan sphere, wanda zai haifar da ɗan ƙaura na cibiyar geometric na sphere, wanda zai kasance kusa da kusanci da wurin zama na bawul a wurin. Ƙarshen kanti da ƙara yawan damuwa na lamba akan band ɗin rufewa, ta haka ne samun tabbaci. Hatimi; kuma za a rage karfin ƙarfin da aka rigaya na kujerar bawul a ƙarshen mashigai a lamba tare da ƙwallon, wanda zai shafi aikin hatimi na wurin zama na hatimi. Irin wannan tsarin bawul ɗin ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙafa ne tare da ɗan ƙaura kaɗan a cikin cibiyar geometric na yanki ƙarƙashin yanayin aiki, wanda ake kira bawul ɗin ƙwallon ƙafa. An rufe bawul ɗin ƙwallon ƙwallon da ke iyo tare da wurin rufewa a ƙarshen fitarwa, kuma babu tabbas ko kujerar bawul a ƙarshen mashigai yana da aikin rufewa.
(4) Tsarin bawul ɗin ƙwallon ƙwallon Taike yana da shugabanci biyu, wato, ana iya rufe kwatancen matsakaicin matsakaici guda biyu.
(5) Wurin rufewa inda aka haɗa sassan da aka yi da kayan polymer. Lokacin da filaye suka juya, ana iya samar da wutar lantarki a tsaye. Idan babu wani tsari na musamman-tsararren ƙira, a tsaye wutar lantarki na iya taruwa akan sasanninta.
(6) Don bawul ɗin da ya ƙunshi kujeru biyu na hatimi, rami na bawul na iya tara matsakaici. Wasu matsakaita na iya karuwa da ƙima saboda canje-canje a yanayin zafin yanayi da yanayin aiki, haifar da lalacewa ga iyakar matsa lamba na bawul. Yakamata a kula.
Lokacin aikawa: Satumba-06-2021