Ayyukan wurin zama na bawul: ana amfani da su don tallafawa cikakken rufaffiyar matsayi na bawul ɗin core da kuma samar da nau'i na hatimi.

Aiki na Disc: Disc – diski mai siffar zobe wanda ke haɓaka ɗagawa da rage girman faɗuwar matsi. Ƙarfafa don haɓaka rayuwar sabis.

Matsayin maɓallin bawul: Ƙaƙwalwar bawul a cikin matsa lambarage bawulyana daya daga cikin manyan abubuwan da ake sarrafa matsi.

Halayen wurin zama na Valve: Lalata da juriya; Dogon lokacin aiki; Babban juriya; Daidaitaccen girman girma; Kyakkyawan juriya don ƙaddamar da lodi da yanayin zafi mai girma; Ya dace da yawancin motocin fasinja, manyan motoci masu nauyi da nauyi, injinan dizal da injunan masana'antu.

Fasalolin diski na Valve: Yana da aikin daidaitawa mai daidaitacce don hana bangon harsashin jikin bawul daga shiga. Na musamman clamshell malam buɗe ido duba bawul yana da ginannen a cikin malam buɗe ido farantin hinge fil, wanda ba wai kawai ya kawar da yuwuwar hinge fil huda bawul gidaje don yayyo, amma kuma ya sa bawul wurin zama mai sauki a gyara saboda machined braket ne a layi daya zuwa ga. da bawul wurin zama surface. Daidaita diski/wurin zama.

Siffofin ginshiƙan bawul: Lokacin da maɓallin kewayawa yana juyawa, cokali mai yatsa a ƙarshen ƙarshen juyawa yana motsa farantin bawul ɗin motsi don juyawa, ta yadda ramin magudanar ruwa akan farantin motsi mai motsi yayi daidai da ramin shigar ruwa akan motsi. farantin bawul. a tsaye farantin bawul, kuma a karshe ruwa yana gudana daga tsakiya mai juyawa. Fitowar ta cikin rami, ana amfani da wannan ƙira sosai a wuraren faucet.

Batun wurin zama na Valve: Yi amfani da kayan rufewa na roba da ƙarami mai turawa don samun hatimin iska. Damuwar rufewa na matsawa wurin zama na bawul yana haifar da kayan ya lalace da ƙarfi da matsewa cikin ƙaƙƙarfan farfajiyar ɓangaren ƙarfe don toshe kowane ɗigo. hanya. Ƙarfafawar kayan zuwa ruwaye shine tushen ƙananan leaks.

Bawul faifai bayyani: siket nau'in diski hatimin zobe. Samfurin mai amfani yana bayyana zoben rufewa irin na siket. Siffar tsarinta ita ce hatimin da ke tsakanin zoben rufewa da jikin diski na bawul shine hatimin layi mai kaifi biyu. Sashe na tsayin daka a wurin hatimi tsakanin zoben rufewa da jikin diski na bawul shine sararin jirgin saman trapezoidal.

Batun Bawul core: Bawul core ɓangaren bawul ne wanda ke amfani da motsi na jikin bawul don cimma mahimman ayyukan sarrafa jagora, sarrafa matsa lamba ko sarrafa kwarara.

Ana amfani da ɓangaren fuskar ƙarshen da za a iya cirewa a cikin bawul don tallafawa cikakken rufaffiyar matsayi na ainihin bawul da samar da nau'i biyu na hatimi. Gabaɗaya, diamita wurin zama na bawul shine matsakaicin matsakaicin diamita na bawul. Misali, bawul ɗin malam buɗe ido suna zuwa cikin kayan zama iri-iri. Za'a iya yin kayan zama na bawul na roba, filastik, da kayan ƙarfe, kamar: EPDM, NBR, NR, PTFE, PEEK, PFA, SS315, STELLITE, da sauransu.

Kayayyakin kayan da ya kamata a yi la'akari yayin zabar wurin zama mai laushin bawul sune:
1) Daidaitawar ruwa, ciki har da kumburi, asarar taurin, lalacewa da lalacewa;
2) Tauri;
3) Nakasu na dindindin;
4) Matsayin farfadowa bayan cire kaya;
5) Ƙarfin ƙarfi da ƙarfi;
6) Nakasu kafin katsewa;
7) Na'urar roba.

Disc

Fayil ɗin bawul ɗin bawul ɗin bawul core, wanda shine ɗaya daga cikin mahimman sassan bawul ɗin. Kai tsaye yana ɗaukar matsakaicin matsa lamba a cikin bawul. Abubuwan da ake amfani da su dole ne su bi ka'idodin "Matsayin Valve da Zazzabi".

Abubuwan da aka fi amfani da su sun haɗa da:
1. Ƙarfin simintin launin toka: Simintin simintin launin toka ya dace da ruwa, tururi, iska, gas, mai da sauran kafofin watsa labarai tare da matsa lamba PN ≤ 1.0MPa da zafin jiki na -10 ° C zuwa 200 ° C. Makin simintin simintin da aka fi amfani da shi sune: HT200, HT250, HT300, da HT350.
2. Malleable Cast baƙin ƙarfe: dace da ruwa, tururi, iska da kuma man kafofin watsa labarai tare da maras muhimmanci matsa lamba PN≤2.5MPa da zazzabi na -30 ~ 300 ℃. Makin da aka fi amfani da su sun haɗa da: KTH300-06, KTH330-08, KTH350-10.
3. Ductile baƙin ƙarfe: dace da ruwa, tururi, iska, man fetur da sauran kafofin watsa labarai tare da PN≤4.0MPa da zazzabi -30 ~ 350 ℃. Makin da aka fi amfani da su sun haɗa da: QT400-15, QT450-10, QT500-7.
Bisa la'akari da matakin fasaha na cikin gida na yanzu, masana'antu daban-daban ba su da daidaituwa, kuma binciken masu amfani sau da yawa yana da matsala. Dangane da gwaninta, ana ba da shawarar cewa PN≤2.5MPa da kayan bawul ya kamata su zama ƙarfe don tabbatar da aminci.
4. Acid-resistant high-silicon ductile baƙin ƙarfe: dace da lalata kafofin watsa labarai tare da maras muhimmanci matsa lamba PN ≤ 0.25MPa da zazzabi kasa 120 ° C.
5. Carbon karfe: dace da kafofin watsa labarai kamar ruwa, tururi, iska, hydrogen, ammonia, nitrogen da man fetur kayayyakin tare da maras muhimmanci matsa lamba PN ≤ 32.0MPa da zazzabi na -30 ~ 425 ° C. Makin da aka fi amfani da su sun haɗa da WC1, WCB, ZG25, ƙarfe mai inganci 20, 25, 30 da ƙananan ƙarfe 16Mn.
6. Copper gami: dace da ruwa, ruwan teku, oxygen, iska, man fetur da sauran kafofin watsa labarai tare da PN≤2.5MPa, kazalika da tururi kafofin watsa labarai da zazzabi na -40 ~ 250 ℃. Makarantun da aka fi amfani da su sun haɗa da ZGnSn10Zn2 (taguwar tin), H62, Hpb59-1 (tagulla), QAZ19-2, QA19-4 (taguwar aluminum).
7. High zafin jiki jan karfe: dace da tururi da man fetur kayayyakin da maras muhimmanci matsa lamba PN≤17.0MPA da zazzabi ≤570℃. Makin da aka fi amfani da su sun haɗa da ZGCr5Mo, 1Cr5M0, ZG20CrMoV, ZG15Gr1Mo1V, 12CrMoV, WC6, WC9 da sauran maki. Dole ne takamaiman zaɓi ya dace da matsa lamba na bawul da ƙayyadaddun yanayin zafi.
8. Low-zazzabi karfe, dace da maras muhimmanci matsa lamba PN≤6.4Mpa, zafin jiki ≥-196 ℃ ethylene, propylene, liquefied gas gas, ruwa nitrogen da sauran kafofin watsa labarai, fiye amfani brands) sun hada da ZG1Cr18Ni9, 0Cr18Ni9, 1Cr18Ni9Ti.8Cr9Ti9Ni9Ni9Ni9Cr karfe acid-resistant karfe, dace Domin maras muhimmanci matsa lamba PN≤6.4Mpa, zazzabi ≤200℃ nitric acid, acetic acid da sauran kafofin watsa labarai, fiye amfani brands ne ZG0Cr18Ni9Ti, ZG0Cr18Ni10 , ZG0Cr18Ni12Mo2Ti, ZG1Cr18Ni12Mo2Ti

bawul core
Bawul core sashi ne na bawul wanda ke amfani da motsinsa don cimma mahimman ayyukan sarrafa jagora, sarrafa matsa lamba ko sarrafa kwarara.

Rabewa
Dangane da yanayin motsi, an raba shi zuwa nau'in juyawa (45°, 90°, 180°, 360°) da nau'in fassarar (radial, directional).
Dangane da sifar, ana iya rarraba shi gabaɗaya zuwa siffa (bawul ɗin ƙwallon ƙafa), conical (toshe bawul), diski (bawul ɗin malam buɗe ido, bawul ɗin ƙofar), nau'in dome (bawul ɗin tsayawa, bawul ɗin duba) da cylindrical (bawul mai juyawa).
Gabaɗaya da tagulla ko bakin karfe, akwai kuma robobi, nailan, yumbu, gilashi, da sauransu.
Bawul core a cikin matsa lamba rage bawul yana daya daga cikin manyan abubuwan da ake sarrafa matsa lamba.