Yini okufanele siyenze uma i-valve uvemvane ivuza? Bheka lezi zici ezi-5!

Ekusetshenzisweni kwansuku zonke kweizivalo uvemvane, ukwehluleka okuhlukahlukene kuvame ukubhekana nakho. Ukuvuza komzimba we-valve kanye nebhonethi yeivalve uvemvaneingenye yokwehluleka okuningi. Siyini isizathu salesi simo? Ingabe akhona amanye amaphutha okufanele uwaqaphele? IIvalve ye-TWSifingqa lesi simo esilandelayo,

Ingxenye 1, Ukuvuza komzimba we-valve nebhonethi

1. Izinga lokuphonsa lensimbi alikho phezulu, futhi kukhona ukukhubazeka okufana namabhamuza, izakhiwo ezixegayo, nokufakwa kwe-slag emzimbeni wamavalvu kanye nesembozo se-valve;

2. Isibhakabhaka siyabanda futhi siyaqhephuka;

3. I-welding engalungile, kukhona iziphambeko ezifana nokufakwa kwe-slag, okungafakwanga, ukuqhekeka kokucindezeleka, njll;

4. I-cast iron butterfly valve yonakaliswa ngemva kokushaywa izinto ezinzima.

indlela yokunakekela

1. Ukwenza ngcono ikhwalithi yokusakaza, yenza ukuhlolwa kwamandla ngokuhambisana ngokuqinile nemithethonqubo ngaphambi kokufakwa;

2. Okwamavavu ovemvane anamazinga okushisa angaphansi kuka-0°C nangaphansi, kufanele agcinwe efudumele noma eshisiwe, futhi ama-valve evemvane angasasebenzi kufanele akhishwe emanzini aqoqiwe;

3. Umthungo we-welding womzimba we-valve kanye nebhonethi eyakhiwe nge-welding kufanele yenziwe ngokuhambisana nezinqubo ezisebenzayo zokushisela, futhi ukutholakala kwamaphutha nokuhlolwa kwamandla kufanele kwenziwe ngemva kokushisela;

4. Akuvunyelwe ukusunduza nokubeka izinto ezisindayo ku-valve uvemvane, futhi akuvunyelwe ukushaya i-cast iron kanye nama-valve butterfly angewona ezensimbi ngezando zezandla. Ukufakwa kwama-valve ovemvane anobubanzi obukhulu kufanele kube nabakaki.

Ingxenye 2. Ukuvuza ekupakisheni

1. Ukukhetha okungalungile kokugcwalisa, okungamelani nokugqwala okuphakathi, okungamelani nokucindezela okukhulu noma i-vacuum, izinga lokushisa eliphezulu noma izinga lokushisa eliphansiuvemvane valve;

2. Ukupakishwa kufakwe ngokungalungile, futhi kukhona ukukhubazeka okufana nokushintshanisa amakhoyili amakhulu, ampofu amakhoyili amakhoyili, phezulu okuqinile nangaphansi;

3. Isigcwalisi sesigugile futhi silahlekelwe ukunwebeka kwaso ngale kwempilo yesevisi;

4. Ukunemba kwesiqu se-valve akuphakeme, futhi kukhona amaphutha njengokugoba, ukugqwala, nokuguga;

5. Inombolo yemibuthano yokupakisha ayanele, futhi indlala ayicindezelwe ngokuqinile;

6. Indlala, amabhawodi, nezinye izingxenye zonakele, ukuze indlala ingakwazi ukucindezelwa ngokuqinile;

7. Ukusebenza okungalungile, amandla amaningi, njll.;

8. Idlala litshekile, futhi igebe phakathi kwendlala nesiqu se-valve lincane kakhulu noma likhulu kakhulu, okuholela ekugugekeni kwesiqu se-valve nokulimala kokupakishwa.

indlela yokunakekela

1. Impahla kanye nohlobo lokugcwalisa kufanele kukhethwe ngokuya ngezimo zokusebenza;

2. Faka kahle ukupakisha ngokuhambisana nemithethonqubo efanele, ukupakisha kufanele kubekwe futhi kuhlanganiswe ngamunye ngamunye, futhi ukuhlangana kufanele kube ku-30.°C noma 45°C;

3. Ukupakisha ngempilo ende yesevisi, ukuguga nokulimala kufanele kushintshwe ngesikhathi;

4. Ngemva kokuba isiqu se-valve sigobile futhi sigugile, kufanele siqondiswe futhi silungiswe, futhi esilimele kufanele sishintshwe ngesikhathi;

5. Ukupakisha kufanele kufakwe ngokwenani elishiwo lokuphenduka, i-gland kufanele iqiniswe ngokulinganayo futhi ngokulinganayo, futhi indlala kufanele ibe negebe lokuqinisa ngaphambili elingaphezu kuka-5mm;

6. Izindlala ezilimele, amabhawodi nezinye izakhi kufanele zilungiswe noma zishintshwe ngesikhathi;

7. Izinqubo zokusebenza kufanele zilandelwe, ngaphandle kwesondo lomthelela lesandla, lisebenze ngesivinini esingaguquki kanye namandla ajwayelekile;

8. Amabhawodi endlala kufanele aqiniswe ngokulinganayo futhi alingane. Uma igebe phakathi kwegland kanye nesiqu se-valve lincane kakhulu, igebe kufanele lenyuke ngendlela efanele; uma igebe phakathi kwendlala nesiqu se-valve likhulu kakhulu, kufanele lishintshwe.

Ingxenye 3 Ukuvuza kwendawo yokuvala

1. Indawo yokuvala ayiyona indawo ephansi futhi ayikwazi ukwenza umugqa oseduze;

2. Isikhungo esiphezulu sokuxhuma phakathi kwesiqu se-valve kanye nelungu elivalayo limisiwe, alilungile noma ligugile;

3. Isiqu se-valve sigobile noma sihlanganiswe ngokungalungile, okwenza izingxenye zokuvala zitsheke noma ziphume phakathi nendawo;

4. Ikhwalithi yezinto ezibonakalayo zokuvala uphawu ayikhethiwe kahle noma i-valve ayikhethiwe ngokuvumelana nezimo zokusebenza.

indlela yokunakekela

1. Khetha kahle izinto kanye nohlobo lwe-gasket ngokuya ngezimo zokusebenza;

2. Ukulungiswa ngokucophelela nokusebenza kahle;

3. Ama-bolts kufanele aqiniswe ngokulinganayo futhi ngokulinganayo. Uma kunesidingo, i-wrench ye-torque kufanele isetshenziswe. Amandla okuqinisa ngaphambilini kufanele ahlangabezane nezidingo futhi akufanele abe mkhulu kakhulu noma abe mancane. Kufanele kube negebe elithile lokuqinisa ngaphambili phakathi kwe-flange noxhumano olunentambo;

4. Umhlangano we-gasket kufanele uhambisane phakathi, futhi amandla kufanele afane. I-gasket ayivunyelwe ukunqwabelana futhi isebenzise ama-gaskets aphindwe kabili;

5. Indawo yokubeka uphawu emile igqwalile, yonakele, futhi ikhwalithi yokucubungula ayiphezulu. Ukulungiswa, ukugaya, kanye nokuhlolwa kombala kufanele kwenziwe ukuze kwenziwe indawo yokuvala engashintshi ihlangabezane nezidingo ezifanele;

6. Uma ufaka i-gasket, qaphela ukuhlanzeka. Indawo yokubeka uphawu kufanele ihlanzwe nge-parafini, futhi i-gasket akufanele iwele phansi.

Ingxenye 4. Ukuvuza ekuhlanganyeleni kwendandatho yokuvala

1. Indandatho yokuvala ayigoqekanga yaqiniswa;

2. Indandatho yokuvala ishiselwe emzimbeni, futhi izinga lokuvela liphansi;

3. Intambo yokuxhuma, isikulufu kanye nendandatho yokucindezela yendandatho yokuvala ikhululekile;

4. Indandatho yokuvala ixhunyiwe futhi igqwalile.

indlela yokunakekela

1. Ngokuvuza endaweni yokuvala, ingcina kufanele ijovwe bese igoqwa futhi ilungiswe;

2. Indandatho yokuvala kufanele yenziwe kabusha ngokuya ngemininingwane yokushisela. Lapho ukushisela okungaphezulu kungenakulungiseka, i-welding yasekuqaleni kanye nokucubungula kufanele kususwe;

3. Susa izikulufu, hlanza indandatho yokucindezela, ubuyisele izingxenye ezilimele, ugaye indawo yokuvala kanye nesihlalo sokuxhuma, uphinde uhlanganise. Ezingxenyeni ezinomonakalo omkhulu wokugqwala, zingalungiswa ngokushisela, ukubopha nezinye izindlela;

4. Indawo yokuxhuma indandatho yokuvala igqwalile, engalungiswa ngokugaya, ukubopha, njll. Uma ingakwazi ukulungiswa, indandatho yokuvala kufanele ishintshwe.

Ingxenye 5. Ukuvuza kwenzeka lapho ukuvala kuwa

1. Ukusebenza kabi kubangela ukuthi izingxenye zokuvala zibhajwe futhi amalunga alimale futhi aphuke;

2. Ukuxhumeka kwengxenye yokuvala akuqinile, kukhululekile futhi kuyawa;

3. Impahla yesiqephu sokuxhuma ayikhethiwe, futhi ayikwazi ukumelana nokugqwala kwe-medium kanye nokugqoka komshini.

indlela yokunakekela

1. Ukusebenza okulungile, vala i-valve uvemvane ngaphandle kwamandla amakhulu, futhi uvuleivalve uvemvanengaphandle kokudlula iphoyinti elifile eliphezulu. Ngemuva kokuthi i-valve ye-butterfly ivuliwe ngokugcwele, isondo lesandla kufanele lihlehliswe kancane;

2. Ukuxhumana phakathi kwengxenye yokuvala kanye nesiqu se-valve kufanele kuqine, futhi kufanele kube ne-backstop ekuxhumekeni kwentambo;

3. Izixhumi ezisetshenziselwa ukuxhuma ingxenye yokuvala kanye nesiqu se-valve kufanele zimelane nokugqwala kwendawo ephakathi futhi zibe namandla athile okusebenza kanye nokumelana nokugqoka.