Hangata ke kopana le lipotso tsa bareki tse latelang: "Lumela, Beria, ke hloka valve ea heke, na u ka re qotsa?"Li-valve tsa heke ke lihlahisoa tsa rona, 'me re li tseba haholo.Ka sebele mantsoe a qotsitsoeng ha a na bothata, empa nka mo fa khotheishene joang ho latela potso ee?Mokhoa oa ho qotsa o ka thusa bareki ho fumana liodara, kapa ho reka lihlahisoa tseo bareki ba li hlokang?Ho hlakile hore data ena feela ha ea lekana.Ka nako ena, hangata ke botsa moreki "o hloka valve ea heke ea mofuta ofe, khatello ke efe, boholo bo bokae, na u na le mocheso le mocheso?"Bareki ba bang ba tla halefa haholo, ke batla theko feela, u mpotsa lipotso tse ngata, hore na ha u profeshenale hakae.Ba bang ha ba ka ba botsa lipotso, 'me ba mpha mantsoe a qotsitsoeng.Empa, na ehlile ha re profeshenale?Ho fapana le hoo, ke hobane re le litsebi ebile re ikarabella ho uena hore ebe re botsa lipotso tsena.E, ho bonolo ho qotsa, empa ha ho bonolo ho thusa bareki ho fumana litaelo.Joale, a re sekasekeng lintlha tse lokelang ho hlokomeloa ha ho etsoa lipatlisiso le qotso ea li-valve tsa heke ho tsoa likarolong tse latelang.
Ka kakaretso, likarolo tsa quotation tsa li-valve tsa heke li kenyelletsa sebopeho (molamu o bulehileng kapa molamu o lefifi), khatello, bophara, thepa le boima.Sehloohong sena, re bua feela ka li-valve tsa heke tse tiisitsoeng ka bonolo.
1. Foromo: Ho na le mefuta e 'meli ea li-valve tsa heke tse tiisitsoeng ka bonolo, valve ea heke e phahamang le valve ea heke e patiloeng.Belofo ea heke ea stem e ntseng e phahama e hloka sebaka se batlang se le seholo sa ts'ebetso 'me se loketse merero ea lipeipi fatše.Sekhahla sa valve ha se ee holimo le tlase, kahoo se loketse merero ea lipeipi tsa ka tlas'a lefatše.
2. Khatello: Bakeng sa li-valve tsa heke tse tiisitsoeng ka bonolo, khatello e sebelisoang ka kakaretso ke PN10-PN16, Sehlopha sa150.Ho sa tsotellehe hore na khatello e phahame hakae, poleiti e koahetsoeng ke rabara e tla holofala.Ha re khothaletse tšebeliso ea li-valve tsa heke tse tiisitsoeng ka bonolo;
3. Boholo: Sena se batla se le bonolo, ha se le seholo, valve e theko e boima haholo;
4. Boitsebiso: Mabapi le boitsebiso, bo na le lintlha tse qaqileng haholoanyane.Hangata re bua ka thepa e tsoang likarolong tse latelang, 'mele oa valve, poleiti ea valve, shaft;bakeng sa li-valve tsa heke tse tiisitsoeng ka bonolo, thepa ea 'mele ea li-valve e sebelisoang haholo ke' mele oa tšepe oa ductile.Letlapa la valve ke poleiti ea rabara e nang le ductile iron-clad.Ho na le likhetho tse ngata bakeng sa shaft ea valve, shaft ea tšepe ea carbon, shaft ea 2cr13, shaft ea tšepe e sa hloekang, le tšoelesa ea valve ea heke e fapane le tšoelesa ea tšepe le tšoelesa ea koporo.Bakeng sa mecha ea litaba e senyang, hangata Ho kgothaletswa ho sebelisa linate tsa koporo le litšoelesa tsa koporo, tse se nang mecha ea litaba e senyang, 'me linate tse tloaelehileng tsa tšepe le litšoelesa tsa tšepe li lekane.
5. Boima ba 'mele: Boima ba 'mele mona bo bolela boima ba valve e le' ngoe, eo hape e leng ntho e ka hlokomolohuoang habonolo.Na thepa e ikemiselitse, 'me theko e khethoa bakeng sa valve ea heke ea boholo bo lekanang?karabo e mpe.E le ho finyella litlhoko tse fapaneng tsa 'maraka, baetsi ba li-valve ba etsa hore botenya ba li-valve bo fapane, e leng se etsang hore le haeba thepa e lekana, boholo bo lekana, bolelele ba mohaho bo tšoana, bophara ba ka ntle ba flange le. sebaka se bohareng sa sekoti sa flange se ts'oana, empa Botenya ba 'mele oa valve ha bo tšoane,' me boima ba valve ea heke ea boholo bo lekanang le bona bo tla fapana haholo.Ka mohlala, DN100 e tšoanang, DIN F4 stem e lefifi, re na le mefuta e 6 ea boima, 10.5kg, 12kg, 14kg, 17kg, 19kg, 21kg, ho hlakile hore boima bo boima le ho feta, theko e theko e boima haholo.Joaloka moreki ea hloahloa, o hloka ho tseba hore na sehlahisoa seo u se hlokang se sebelisoa ho maemo a mofuta ofe, hore na moreki o hloka boleng bofe, le hore na moreki o amohela theko ea mofuta ofe.Bakeng sa fektheri ea rona, ka sebele re batla hore bareki ba reke lihlahisoa tsa boleng bo phahameng, e le hore ka mor'a thekiso e be tlase haholo.Leha ho le joalo, ka lebaka la tlhokahalo ea 'maraka, re tlameha ho fapanyetsana lihlahisoa tsa rona e le hore re fumane karolo e eketsehileng ea' maraka.
Ka tlhahlobo ea lintlha tse kaholimo, ke lumela hore o tlameha ho ba le kutloisiso e betere ea ho reka li-valve tsa heke tse tiisitsoeng ka bonolo.Haeba u ntse u e-na le lipotso mabapi le ho reka li-valve tsa heke, ka kopo ikopanye le Zhongfa Valve, 'me re tla etsa sohle se matleng a rona ho u thusa ho rarolla mathata.
Nako ea poso: Dec-28-2022