Ivalvu yebhabhathane engaqhelekanga kabini ibizwa ngegama lezakhiwo zayo ezimbini ezingaqhelekanga. Ngoko ke injani isakhiwo sebhabhathane engaqhelekanga kabini?
Oko kubizwa ngokuba yi-double eccentric, i-eccentric yokuqala ibhekisa kwi-valve shaft engekho embindini womphezulu wokutywina, oko kuthetha ukuba isiqu singasemva kobuso be-valve plate. Oku kungqineka kwenza umphezulu woqhagamshelwano lwe-valve plate kunye nesihlalo se-valve ube ngumphezulu wokutywina, onqoba ngokusisiseko iintsilelo ezikhoyo kwii-butterfly valves ezixineneyo, ngaloo ndlela kuphelisa amathuba okuvuza kwangaphakathi kwindawo ephezulu nesezantsi phakathi kwe-valve shaft kunye nesihlalo se-valve.
Enye into engaqhelekanga ibhekisa kwiziko lomzimba wevalvu kunye ne-stem axis ekhohlo nesekunene, oko kukuthi, isiqu sahlula ipleyiti yebhabhathane ibe ngamacandelo amabini, elinye ngaphezulu nelinye ngaphantsi. Le nto ingaqhelekanga ingenza ipleyiti yebhabhathane kwinkqubo yokuvula nokuvala isuswe ngokukhawuleza okanye isondele kwisihlalo sevalvu, inciphise ukungqubana phakathi kwepleyiti yevalvu kunye nesihlalo sevalvu esivaliweyo, inciphise ukuguguleka, inciphise i-torque yokuvula nokuvala, kwaye yandise ubomi benkonzo yesihlalo sevalvu.
Indlela iivalvu zebhabhathane ezi-Double Eccentric ezitywinwa ngayo?
Umjikelo wangaphandle wepleyiti yevalvu kunye nesihlalo esivaliweyo sevalvu yebhabhathane ephindwe kabini engaqhelekanga zifakwa kumphezulu ojikeleze umzimba, kwaye umphezulu ongaphandle wepleyiti yevalvu ucinezela umphezulu ongaphakathi wesihlalo esivaliweyo ukuvelisa ukuguquguquka kwe-elastic ukuze kufezekiswe imeko evaliweyo. Itywina levalvu yebhabhathane ephindwe kabini engaqhelekanga likwisakhiwo sokutywina sendawo, oko kuthetha ukuba umphezulu wokutywina wepleyiti yevalvu kunye nesihlalo sevalvu zihambelana ngomgca, kwaye iringi yokutywina idla ngokwenziwa ngerabha okanye i-PTFE. Ngoko ayixhathisi kuxinzelelo oluphezulu, kwaye ukusetyenziswa kwinkqubo yoxinzelelo oluphezulu kuya kukhokelela ekuvuzeni.
Yintoni Eyona Nto Iphambili Yevalvu Yebhabhathane Ephindwe Kabini Engaqhelekanga?
Ukusuka kumfanekiso ongasentla, singabona ngokucacileyo ukuba iindawo eziphambili zevalvu yebhabhathane ephindwe kabini ziqulathe ezi zinto zisixhenxe zilandelayo:
Umzimba: Indlu ephambili yevalvu, edla ngokwenziwa ngentsimbi ephosiweyo, intsimbi ethambileyo, okanye intsimbi engatyiwayo, yenzelwe ukugcina izinto zangaphakathi zevalvu.
Idiski: Yinxalenye ephambili yevalvu ejikeleza ngaphakathi komzimba wevalvu ukulawula ukuhamba kolwelo. Idiski idla ngokwenziwa ngentsimbi ephothiweyo, intsimbi ephothiweyo okanye ibronze kwaye inobume obuthe tyaba okanye obugobileyo obuhambelana nobume bomzimba wevalvu.
Iibheringi zeShaft: iibheringi zeshaft zifumaneka emzimbeni wevalvu kwaye zixhasa ishaft, nto leyo evumela ukuba ijikeleze kakuhle kwaye inciphise ukungqubana.
Indandatho Yokuvala: iringi yokuvala irabha inamathele kwipleyiti yevalvu ngepleyiti yoxinzelelo kunye nezikrufu zentsimbi engagqwaliyo, kwaye umlinganiselo wokuvala ivalvu ulungiswa ngokulungisa izikrufu.
Isihlalo sokutywina: yinxalenye yevalvu evala idiski kwaye ithintele ukuvuza kolwelo ngevalvu xa ivaliwe
Ishafti yokuqhuba: iqhagamshela i-actuator kwi-flap yevalvu kwaye idlulisela amandla ashukumisa i-flap yevalvu kwindawo oyifunayo.
I-Actuator: ilawula indawo yediski ngaphakathi komzimba wevalvu. Kwaye idla ngokuxhonywa phezu komzimba wevalvu.
Umthombo womfanekiso: Hawle
Le vidiyo ilandelayo inika umbono obonakalayo noneenkcukacha ngakumbi woyilo kunye neempawu zevalvu yebhabhathane ephindwe kabini engaqhelekanga.
Iingenelo kunye nokungalungi kweValve yeButterfly ephindwe kabini
Iingenelo:
1 Uyilo olufanelekileyo, ulwakhiwo oluncinci, kulula ukuyifaka nokuyiqhaqha, ukusebenza okuguquguqukayo, ukonga abasebenzi, kulula, kwaye kulula ukuyilungisa.
2 Ulwakhiwo olungaqhelekanga lunciphisa ukungqubana kweringi yokutywina kwaye lwandisa ubomi benkonzo yevalvu.
3 Ivaliwe ngokupheleleyo, akukho kuvuza. Ingasetyenziswa kwimeko ephezulu yokungasebenzi kakuhle
4 Tshintsha izinto zevalvu plate seal, butterfly plate, shaft, njl.njl., ezingasetyenziswa kwiindidi ezahlukeneyo zemidiya kunye namaqondo obushushu ahlukeneyo
5 Ulwakhiwo lwesakhelo, amandla aphezulu, indawo enkulu yokuphuphuma kwamanzi, ukumelana nokuhamba kwamanzi okuncinci
Iingxaki:
Ngenxa yokuba ukutywinwa kulwakhiwo lokutywinwa kwendawo, umphezulu wokutywinwa kwepleyiti yebhabhathane kunye nesihlalo sevalvu zihambelana ngomgca, kwaye ukutywinwa kuveliswa kukuguquguquka kwe-elastic okubangelwa yipleyiti yebhabhathane ecinezela isihlalo sevalvu, ngoko ke ifuna indawo yokuvala ephezulu kwaye inomthamo ophantsi wokwenza oku.uxinzelelo oluphezulukunye nobushushu obuphezulu.
Uluhlu lwesicelo seValve yeButterfly ye-Offset Double:
- Iinkqubo zokunyanga nokuhambisa amanzi
- Ishishini lemigodi
- Ukwakhiwa kweenqanawa kunye neendawo zokugrumba
- Izityalo zekhemikhali kunye ne-petrochemical
- Amashishini okutya kunye neekhemikhali
- Iinkqubo zeoyile negesi
- Inkqubo yokucima umlilo
- Iinkqubo ze-HVAC
- Ulwelo kunye neegesi ezingenaburhalarhume (igesi yendalo, igesi ye-CO, iimveliso zepetroliyam, njl.njl.)
Iphepha ledatha leValve yeButterfly eNcinci eBini
| UHLOBO: | I-eccentric ephindwe kabini, i-Wafer, i-Lug, i-Double flange, i-Welded |
| UBUKHULU NOKUQHAGAMSHELWA: | Ukusuka kwi-DN100 ukuya kwi-Dn2600 |
| PHAKATHI: | Umoya, igesi engasebenziyo, ioyile, amanzi olwandle, amanzi amdaka, amanzi, umphunga |
| IZIXHOBO: | Intsimbi Ephosiweyo / Intsimbi Ethuliweyo/ Intsimbi Yekhabhoni / Engenasici |
| ULUNGISO LOXINXINZELELO: | I-PN10-PN40, iKlasi 125/150 |
| UBUSHUSHU: | -10°C ukuya kwi-180°C |
Izinto zeCandelo
| IGAMA LENXALENYE | Izinto eziphathekayo |
| UMZIMBA | Intsimbi ethambileyo, intsimbi yekhabhoni, intsimbi engatyiwayo, njl. |
| ISIHLALO SOMZIMBA | Intsimbi engenasici ene-welding |
| IDISC | Intsimbi ethambileyo, intsimbi yekhabhoni, intsimbi engatyiwayo, i-alum-bronze, njl. |
| ISIHLALO SEDISKHI | I-EPDN; NBR; VITON |
| I-SHAFT / I-STEM | I-SS431/SS420/SS410/SS304/SS316 |
| IiPIN zeTaper | SS416/SS316 |
| UKUHLALA EMATHUNZINI | Ubhedu/i-PTFE |
| I-O-RING | I-NBR/EPDM/VITON/PTFE |
| ISITSHIXO | INTSIMBI |