Vharuvhu yegedhi uyevharuvhu yeshavishavi ese ari maviri anoita basa rekuchinja uye kudzora kuyerera kwemvura mukushandiswa kwemapaipi. Ehe, kuchine nzira mukusarudza mavharuvhu emabhatafura nevharuvhu regedhi. Kuti kuderedza kudzika kwevhu rinofukidza mapaipi mu network yekupa mvura, kazhinji mapaipi makuru ane mavharuvhu emabhatafura, ayo asina simba guru pakudzika kwevhu rinofukidza, uye anoedza kusarudza mavharuvhu egedhi.
Ndeupi musiyano uripo pakati pevharuvhu remashavishavi nevharuvhu regedhi?
Zvichienderana nebasa uye mashandisirwo evharuvhu yegedhi nevharuvhu yemapuruguru, vharuvhu yegedhi ine simba diki rekudzivirira kuyerera uye kushanda zvakanaka kwekuvhara. Nekuti divi rekuyerera kwevharuvhu yegedhi nepakati riri pakona yakatwasuka, kana vharuvhu yegedhi isina kuchinjirwa panzvimbo pavharuvhu, kukwesha kwepakati pavharuvhu kuchaita kuti vharuvhu idedere. , Zviri nyore kukuvadza chisimbiso chevharuvhu yegedhi. Vharuvhu yemapuruguru, inozivikanwawo sevharuvhu yemapuruguru, imhando yevharuvhu inotonga ine chimiro chiri nyore. Vharuvhu yemapuruguru inogona kushandiswa kudzora low-pressure pipeline medium zvinoreva kuti closing member (disc kana butterfly plate) idhisiki, inotenderera kutenderedza shaft yevharuvhu kuti ivhurike nekuvhara. Vharuvhu inogona kushandiswa kudzora kuyerera kwemhando dzakasiyana dzemvura dzakadai semhepo, mvura, utsi, ngura dzakasiyana-siyana, matope, mafuta, simbi yemvura uye radioactive media. Inonyanya kuita basa rekucheka nekukanda papipeline. Chikamu chekuvhura nekuvhara vharuvhu remashavishavi iplate yeshavishavi yakaita sedhisiki, iyo inotenderera yakatenderedza axis yayo mumuviri wevharuvhu kuti iite chinangwa chekuvhura nekuvhara kana kugadzirisa. Pureti yeshavishavi inofambiswa netsinde yevharuvhu. Kana ikasvitsa makore makumi mapfumbamwe.°, inogona kupedzisa kuvhura nekuvharira kamwe chete. Nekuchinja kona yekutsauka kwedhisiki, kufamba kwemedium kunogona kudzorwa.
Mamiriro ekushanda uye nzvimbo yekushanda: Vharuvhu yemabhururu yakakodzera kutakura mvura dzakasiyana-siyana dzinoparadza uye dzisingaparadzi mumasisitimu einjiniya akadai semugadziri, gasi remarasha, gasi rechisikigo, gasi repeturu rakanyungudutswa, gasi remuguta, mhepo inopisa neinotonhora, kunyungudutsa kwemakemikari uye kuchengetedzwa kwezvakatipoteredza, mvura yekuvaka uye kuyerera kwemvura, nezvimwewo. Papombi yenzvimbo yekushanda, inoshandiswa kugadzirisa nekubvisa kuyerera kwenzvimbo yekushanda.
Vharuvhu yegedhi ine gedhi rekuvhura nekuvhara, gwara rekufamba kwegedhi rakanangana negwara remvura, uye vharuvhu yegedhi inogona kuvhurwa zvizere chete uye kuvharwa zvizere. Kuti ivandudze kugadzirwa kwayoor kugona uye kugadzirisa kutsauka kwekona yekuvhara panguva yekugadzirisa, gedhi iri rinonzi gedhi rakapfava.
Kana vharuvhu regedhi ravharwa, nzvimbo yekuvharira inogona kungovimba nekumanikidzwa kwepakati kuti ivharwe, kureva kuti, kungovimba nekumanikidzwa kwepakati kuti idzvanye nzvimbo yekuvharira yegedhi kuchigaro chevharuvhu kune rimwe divi kuti ive nechokwadi chekuti nzvimbo yekuvharira yavharwa, iyo inozvivharira yoga. Mavharuvhu mazhinji egedhi anovharwa nechisimba, kureva kuti, kana vharuvhu ravharwa, gedhi rinofanira kumanikidzwa pachigaro chevharuvhu nesimba rekunze kuti ive nechokwadi chekuti nzvimbo yekuvharira yavharwa.
Maitiro ekufamba: Gedhi revharuvhu regedhi rinofamba rakananga nechikamu chevharuvhu, icho chinonziwoOS&Y vharuvhu yegedhiKazhinji, pane tambo dzetrapezoidal patsvimbo yekusimudza. Kuburikidza ne nati iri pamusoro pevharuvhu uye gomo rinotungamira pamuviri wevharuvhu, kufamba kwerotary kunoshandurwa kuita kufamba kwakarongeka, ndiko kuti, torque yekushanda inoshandurwa kuita operating thrust. Kana vharuvhu ikavhurwa, kana kukwirira kwegedhi kwakaenzana ne1:1 times dhayamita yevharuvhu, fluid channel haina kuvharwa zvachose, asi nzvimbo iyi haigone kutariswa panguva yekushanda. Pakushandiswa chaiko, musoro wevharuvhu unoshandiswa sechiratidzo, ndiko kuti, nzvimbo yausingakwanise kuvhurwa, senzvimbo yawo yakavhurika zvizere. Kuti tifunge nezvechiitiko chekuvharirwa nekuda kwekuchinja kwetembiricha, inowanzo vhurwa kusvika panzvimbo yepamusoro, uye yozodzokera ku1/2-1 turn, senzvimbo yevharuvhu yakavhurika zvizere. Naizvozvo, nzvimbo yakavhurika zvizere yevharuvhu inotsanangurwa zvichienderana nenzvimbo yegedhi (kureva stroke). Mamwe ma stem nuts evharuvhu yegedhi akaiswa pagedhi, uye kutenderera kweruoko kunofambisa stem yevharuvhu kuti itenderere, izvo zvinoita kuti gedhi risimudzwe. Rudzi urwu rwevharuvhu runonzi Rotary stem gate valve kana kutiNRS vharuvhu yegedhi.
Nguva yekutumira: Chikunguru-14-2022
