A stopcockvharuvhu [1] ivharuvhu yakatwasuka inovhurika nekukasira, uye inowanzoshandiswawo kune midziyo ine zvidimbu zvakasungirirwa nekuda kwekushanda kwekufamba pakati penzvimbo dzechisimbiso chescrew uye dziviriro yakakwana kubva pakubata nechinhu chinoyerera kana chakavhurwa zvizere. Chimwe chinhu chakakosha ndechekuti zviri nyore kugadzirisa zvivakwa zvemachannel akawanda, kuitira kuti vharuvhu imwe iwane nzira mbiri, nhatu, kana kunyange ina dzakasiyana dzekuyerera. Izvi zvinoita kuti dhizaini yepombi ive nyore, zvinoderedza huwandu hwemavharuvhu anoshandiswa, uye zvinoderedza zvimwe zvezvinobatanidza zvinodiwa mumidziyo.
Mashandiro ainoita maValves nestopcockmiviri ine maburi ekuvhura nekuvhara sezvikamu zvekuvhura nekuvhara. Muviri wepuragi unotenderera ne [2] stem kuti uwane kuvhura nekuvhara. Valvu diki, isina kuvhurwa, inozivikanwawo se "cocker". Muviri wepuragi wepuragi kazhinji i cone (kune muviri wakaita se cylindrical), iyo inoenderana nepamusoro pekona yemuviri wevharuvhu kuti igadzire sealing pair. Valvu yepuragi ndiyo mhando yekutanga yevharuvhu inoshandiswa, ine chimiro chiri nyore, kuvhura nekuvhara nekukurumidza, uye kusapinda kwemvura kwakaderera. Mavharuvhu epuragi akajairwa anovimba nekubatana zvakananga pakati pemuviri wepuragi yesimbi wapera nemuviri wevharuvhu kuti avhare, saka sealing haina kunaka, simba rekuvhura nekuvhara rakakura, riri nyore kupfeka, uye rinowanzo shandiswa chete mukumanikidzwa kwakaderera (kwete kupfuura 1 megapascal) uye dhayamita diki (pasi pe100 mm).
Cnyadzisa
Zvichienderana nechimiro chechimiro, inogona kukamurwa kuita mhando ina: vharuvhu yakamanikana, vharuvhu yepuragi inozvivharira, vharuvhu yepuragi uye vharuvhu yepuragi inopinzwa nemafuta. Zvichienderana nechimiro chechiteshi, inogona kukamurwa kuita mhando nhatu: vharuvhu yepuragi yakatwasuka, vharuvhu yestopcock ine nzira nhatu uye vharuvhu yepuragi ine nzira ina. Kunewo mavharuvhu epuragi yechubhu.
Mavharuvhu eplug anorongwa zvichienderana nemashandisirwo anosanganisira: mavharuvhu eplug akapfava, mavharuvhu eplug akanyoroveswa nemafuta, mavharuvhu epoppet, mavharuvhu eplug ane nzira nhatu uye mana.
Zvakanakira
1. Vharuvhu yepuragi inoshandiswa kushanda nguva nenguva, uye kuvhura nekuvhara kwacho kunokurumidza uye kwakareruka.
2. Kudzivirira kwemvura kwevharuvhu yeplug kudiki.
3. Vharuvhu yepuragi ine chimiro chiri nyore, saizi diki, huremu hushoma uye kugadzirisa kuri nyore.
4. Kushanda zvakanaka kwekuvhara chisimbiso.
5. Hazvina kuganhurirwa negwara rekuisa, uye gwara rekufamba kwechinhu chinogona kunge chiri chega.
6. Hapana kudedera, ruzha rwakaderera.
Mavharuvhu egedhi akapfava
Vharuvhu yegedhi rezvisimbiso zvakapfava, vharuvhu yeindasitiri, vharuvhu yegedhi rezvisimbiso zvakapfava zvikamu zvekuvhura nekuvhara ndezvemakondohwe, gwara rekufamba kwegondohwe rakanangana negwara remvura, vharuvhu yegedhi inogona kuvhurwa nekuvharwa zvizere chete, haigone kugadziriswa nekukandwa. Gondohwe rine nzvimbo mbiri dzekuvhara, vharuvhu yegedhi inonyanya kushandiswa ine nzvimbo mbiri dzekuvhara dzinoumba wedge, kona yewedge inosiyana zvichienderana neparamita yevharuvhu, dhayamita yezita ndiDN50~DN1200, tembiricha yekushanda: ≤200°C.
Musimboti wechigadzirwa
Ndiro yegedhi re wedgevharuvhu yegedhiinogona kugadzirwa kuita chinhu chose, chinonzi gate rakamanikana; Inogonawo kugadzirwa kuita gondohwe rinogona kukonzera shanduko shoma kuti rivandudze kugadzirwa kwaro uye kugadzirisa kutsauka kwekona yekuvhara pamusoro pechinhu ichi mukugadzirisa, iyo inonzi gondohwe re elastic.
Chisimbiso chakapfavamavharuvhu egedhidzakakamurwa kuita mhando mbiri: tsvimbo yakavhurikavharafu yegedhi rechisimbiso chakapfavauye chisimbiso chakapfava chetsvimbo nhemavharuvhu yegedhiKazhinji pane tambo yetrapezoidal padanda rekusimudza, iyo inoshandura kufamba kwerotary kuita kufamba kwakanangana nepakati pe nati iri pakati pe ram uye guide groove pamuviri wevharuvhu, ndiko kuti, operating torque ichipinda mu operating thrust. Kana vharuvhu ikavhurwa, kana ram lift height yakaenzana ne1:1 times yevharuvhu dhayamita, kuyerera kwemvura hakuvharirwi zvachose, asi nzvimbo iyi haigone kutariswa panguva yekushanda. Pakushandiswa chaiko, inoratidzirwa ne vertex ye stem, ndiko kuti, nzvimbo isingakwanise kuvhurwa, senzvimbo yayo yakavhurika zvizere. Kuti iverengerwe kuvharika nekuda kwekuchinja kwetembiricha, inowanzo vhurwa kusvika panzvimbo yepamusoro uye yozodzoserwa kumashure 1/2-1 turn senzvimbo yevharuvhu yakavhurika zvizere. Nokudaro, nzvimbo yakavhurika zvizere yevharuvhu inotsanangurwa nenzvimbo ye ram (kureva stroke). Rudzi urwu rwevharuvhu runofanira kuiswa rwakatambarara mupaipi.
Zvinodiwa Zvakawanda
1. Magadzirirwo nemapoka emavharuvhu egedhi rechisimbiso chakapfavainofanira kuzadzisa zvinodiwa nemagwaro ekugadzira mapaipi.
2. Muenzaniso wevharuvhu yegedhi resoft seal unofanira kuratidza zvinodiwa nenhamba yenyika zvichienderana nezvinodiwa. Kana iri mwero webhizinesi, tsananguro yakakodzera yemuenzaniso inofanira kuratidzwa.
3. Kumanikidzwa kushanda kwevharafu yegedhi rechisimbiso chakapfavainoda kumanikidzwa kwekushanda kwepaipi ye≥, pasina kukanganisa mutengo, kumanikidzwa kwekushanda kunogona kutakura vharuvhu kunofanira kunge kwakakura kupfuura kumanikidzwa kwekushanda kwepaipi chaiyo, uye chero divi revharuvhu regedhi rakapfava rinofanira kukwanisa kutsungirira kukosha kwekumanikidzwa kwekushanda kwevharuvhu ka1.1 pasina kubuda kwemvura;
4. Mwero wekugadzira wevharafu yegedhi rechisimbiso chakapfavainofanira kuratidza nhamba yenyika yakavakirwa pairi, uye kana iri chiyero chebhizinesi, gwaro rebhizinesi rinofanira kubatanidzwa pachibvumirano chekutenga.
Chechipiri, zvinhu zvevharuvhu yegedhi rakapfava
1. Zvinhu zviri muvharuvhu zvinofanira kunge zviri simbi yakakandwa, simbi yakakandwa, simbi isina tsvina, 316L, uye giredhi uye data chaiyo yekuyedza simbi yakakandwa inofanira kuratidzwa.
2. Hunde yacho inofanira kushanda nesimba kuti igadzire hunde yesimbi isina ngura (2CR13), uye vharuvhu hombe inofanirawo kunge iri hunde yesimbi isina ngura.
3. Nati yacho yakagadzirwa nesimbi yesimbi yakakandwa kana simbi yesimbi yakakandwa, uye kuomarara nesimba zvakakura kupfuura zvesimbi yevharuvhu.
4. Kuoma uye simba resimbi yehuni hazvifanirwe kupfuura huni yevharuvhu, uye hapafanirwe kuve nekuora kwemagetsi nesimbi yevharuvhu kana huni yevharuvhu yakanyudzwa mumvura.
5. Zvinhu zviri pamusoro pechisimbiso
(1) Mhando dzechisimbiso chakapfavavharuvhu yegedhis dzakasiyana, uye nzira dzekuvhara uye zvinodiwa nezvinhu zvakasiyana;
(2) Pamavharuvhu egedhi re wedge akajairika, zvinhu, nzira yekugadzirisa uye nzira yekukuya yerin'i yemhangura zvinofanirwa kutsanangurwa;
(3) Ruzivo rwekuongorora makemikari nehutsanana rwevharuvhu yegedhi rakapfava uye vharafu yeplate yevharuvhu;
6. Kurongedza mugodhi wevharuvhu
(1) Nekuti chisimbiso chakapfavavharuvhu yegedhiMu network yepombi kazhinji kuvhura nekuvhara kushoma, kurongedza kunodiwa kuti kusashande kwemakore akati wandei, uye kurongedza hakuna kukwegura, uye mugumisiro wekuvhara unochengetwa kwenguva yakareba;
(2) Kurongedza mavharuvhu kunofanirawo kuva kwekusingaperi kana kuchivhurwa nekuvharwa kakawanda;
(3) Tichifunga nezvezvinodiwa zviri pamusoro apa, chifukidziro chevharuvhu chinoedza kusatsiviwa kwehupenyu hwese kana kupfuura makore gumi;
(4) Kana chiputiro chichifanira kutsiviwa, dhizaini yevharuvhu yemhepo inofanira kufunga nezvematanho anogona kutsiviwa kana paine kumanikidzwa kwemvura.
Chechitatu, mashandiro ekushanda kwechisimbiso chakapfavavharuvhu yegedhi
3.1 Nzira yekuvhura nekuvhara kwevharuvhu yegedhi rakapfava panguva yekushanda inofanira kuvharwa newachi.
3.2 Nekuti vharuvhu yemhepo iri mu network yepombi inowanzo vhurwa nemaoko, huwandu hwekutenderera nekuvhura nekuvhara haufanirwe kunge hwakanyanya, kureva kuti, vharuvhu hombe inofanirawo kunge iri mukati me200-600 rpm.
3.3 Kuti munhu mumwe chete akwanise kuvhura nekuvharira, simba guru rekuvhura nekuvharira rinofanira kunge riri 240N-m kana paine kumanikidzwa kwepombi.
3.4 Mugumo wekushanda kwevharuvhu yegedhi rakapfava unofanira kunge wakaenzana nemativi mana, uye saizi inofanira kunge yakaenzana, uye yakatarisana nepasi, kuitira kuti vanhu vagone kushanda zvakananga kubva pasi. Mavharuvhu ane madhisiki edhisiki haana kukodzera kushandiswa muma network epasi pevhu.
3.5 dhizaini yekuratidza yekuvhura nekuvhara kwechikamu chechisimbiso chakapfavavharuvhu yegedhi
(1) Chiratidzo chechiyero chekuvhura nekuvhara kwevharuvhu yegedhi rakapfava chinofanira kukandwa pachifukidziro chebhokisi remagiya kana pagoko redhisiki rekuratidza mushure mekuchinja divi, zvese zvakatarisa pasi, uye chiratidzo chechiyero chinofanira kukweshwa nephosphors kuratidza kuti chinokwezva maziso;
(2) Zvinhu zviri mudhisiki rekuratidza zvinogona kugadzirwa nesimbi isina ngura kana zvichitarisirwa zvakanaka, zvikasadaro ipurasitiki yesimbi yakapendwa, uye haifanirwe kugadzirwa neganda realuminium;
(3) Tsono yedhisiki yekuratidza inokwezva maziso, yakasimba, kana kugadziriswa kwekuvhura nekuvharwa kwanyatsoitwa, inofanira kuvharwa nemariveti.
3.6 Kana vharuvhu yegedhi rekuisa chisimbiso yakanyura, uye daro riri pakati pechinhu chinoshandiswa nepaneru yekuratidzira nepasi riri ≥1.5m, rinofanira kunge rakashongedzerwa netsvimbo yekuwedzera, uye rinofanira kunge rakanyatsosimbiswa kuitira kuti vanhu vagone kuona nekushanda vari pasi. Izvi zvinoreva kuti, kuvhurwa nekuvhara kwevharuvhu iri munetwork yepombi hakukodzeri kushandiswa pasi pevhu.
Chechina, bvunzo yekushanda kwechisimbiso chakapfavavharuvhu yegedhi
4.1 Kana vharuvhu ichigadzirwa muzvikamu zveimwe specification, sangano rine chiremera rinofanira kupiwa basa rekuyedza mashandiro anotevera:
(1) Kuvhurika nekuvhara kwevharuvhu pasi pemamiriro ekumanikidzwa kushanda;
(2) Pasi pemamiriro ekumanikidzwa kushanda, inogona kuve nechokwadi chekuti nguva dzekuvhura nekuvhara dzinoenderera mberivharuvhukuvhara zvakasimba;
(3) Kuonekwa kwehuwandu hwekuramba kuyerera kwevharuvhu pasi pemamiriro ekufambisa mvura yepombi.
4.2 Iyovharuvhuinofanira kuongororwa seinotevera isati yabuda mufekitori:
(1) Kana vharuvhu yavhurwa, muviri wevharuvhu unofanira kutsungirira bvunzo yekumanikidzwa kwemukati kaviri kukosha kwekumanikidzwa kwekushanda kwevharuvhu;
(2) Kana vharuvhu yavharwa, mativi ese ari maviri ane simba rakapetwa ka1.1 kupfuura simba revharuvhu, uye hapana kubuda kwemvura, asi kukosha kwekubuda kwevharuvhu yeshavibhuruvhu yakavharirwa nesimbi hakuna kupfuura zvinodiwa.
Chechishanu, kudzivirira ngura mukati nekunze kwevharuvhu yegedhi rakapfava
5.1 Mukati nekunze kwemuviri wevharuvhu (kusanganisira bhokisi rekutumira rinoshanduka-shanduka), kutanga, kupfura nepfuti, kubvisa jecha nekubvisa ngura, uye epoxy resin isina chepfu inofanira kupfapfaidzwa nemagetsi, ine ukobvu hunopfuura 0.3mm. Kana zvakaoma kupfapfaidza epoxy resin isina chepfu nemagetsi pamavharuvhu akakura zvakanyanya, pendi ye epoxy isina chepfu yakafanana inofanirawo kukweshwa nekupfapfaidzwa.
5.2 Mukati memuviri wevharuvhu nezvikamu zvese zvevharuvhu zvinofanirwa kudzivirira ngura zvizere, kune rumwe rutivi, hazvizove nengura kana zvanyikwa mumvura, uye hapazovi nengura yemagetsi pakati pesimbi mbiri idzi; Chechipiri, pamusoro payo pakanyatsotsvedzerera, zvekuti kuramba mvura kunoderera.
5.3 Zvinodiwa zvehutsanana zve epoxy resin kana pendi yekudzivirira ngura mumuviri wevharuvhu zvinofanira kunge zvine mushumo wekuyedzwa kubva kune vane simba rinoenderana nazvo. Hunhu hwemakemikari nemuviri hunofanirawo kusangana nezvinodiwa.
Nguva yekutumira: Mbudzi-09-2024
