Kakraa a ɛko tia Non-San Ductile Dade Backflow Preventer
Ɛsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de ankorankoro adwene akɔ wɔn nyinaa so ama Slight Resistance Non-Return Ductile Iron Backflow Preventer, Yɛn adwumakuw no ayɛ ahofama saa “adetɔfo kan” na ahyɛ bɔ sɛ yɛbɛboa adetɔfo ma wɔatrɛw wɔn adwuma mu, sɛnea ɛbɛyɛ a wɔbɛyɛ Big Boss !
Ɛsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de adwene a ɛfata ama wɔn nyinaa amaFlanged Type Backflow Siw Ano, Yɛn nneɛma no yɛ nea wɔn a wɔde di dwuma no gye tom kɛse na wogye di na ebetumi adi sikasɛm ne asetra mu ahiade ahorow a ɛsakra bere nyinaa ho dwuma. Yɛma adetɔfo foforo ne dedaw a wofi asetra mu tebea horow nyinaa mu akwaaba sɛ wɔne yɛn nni nkitaho mma daakye adwumayɛ mu abusuabɔ ne yɛn ho yɛn ho nkonimdi!
Nkyerɛmu:
Slight resistance Non-return Backflow Preventer (Flanged Type) TWS-DFQ4TX-10/16Q-D – yɛ nsuo sohwɛ nkabom afiri bi a yɛn adwumakuo no ayɛ, a wɔde di dwuma titire ma nsuo a wɔde ma firi nkuropɔn mu unit kɔ general sewage unit no anohyetoɔ katee wɔ pipeline nhyɛsoɔ so sɛdeɛ ɛbɛyɛ a nsuo a ɛsen no bɛtumi ayɛ ɔkwan baako pɛ. Ne dwumadie ne sɛ ɛbɛsiw nsuo afiri no akyi nsuo anaa tebea biara a siphon a ɛsen kɔ akyi no ano, sɛdeɛ ɛbɛyɛ a wɔbɛkwati efĩ a ɛbɛsan akɔ akyi.
Esu:
1. Ɛyɛ nea ɛyɛ pɛpɛɛpɛ na ɛyɛ tiaa; ɔsɔretia kakra; nsu a wɔkora so (nsu a ɛkɔ nsu mu a ɛnyɛ ne kwan so biara nni hɔ wɔ nsu a wɔde ma no nhyɛso a ɛsakrasakra sɛnea ɛte daa no mu); ahobammɔ (wɔ nhyɛso a ɛyera wɔ ɔkwan a ɛnteɛ so wɔ nsuo a ɛwɔ soro nhyɛsoɔ nsuo a wɔde ma mu no, nsuo a ɛkɔ nsuo mu no tumi bue wɔ berɛ ano, na ɛda mpan, na mfimfini abura a ɛwɔ backflow preventer no di kan wɔ nsuo a ɛwɔ soro no so bere nyinaa wɔ mframa mu mpaepaemu mu); on-line detection and maintenance etc. Wɔ adwuma a ɛyɛ daa ase wɔ sikasɛm mu nsuo a ɛsen mu no, nsuo a ɛsɛe ade no designis 1.8 ~ 2.5 m.
.
3. Pɛpɛɛpɛ nhyehyɛe a drain valve, drain nhyɛso betumi asiesie nhyɛso nsakrae bo a wɔatwa nsu a wɔde ma nhyehyɛe, akwati interference nhyehyɛe nhyɛso nsakrae. On-off dwoodwoo na wotumi de ho to so, nsu a ɛretu a ɛnyɛ ne kwan so biara nni hɔ.
4. Kɛse diaphragm control cavity nhyehyɛe ma ahotoso a ɛwɔ afã atitiriw no ye sen nea afoforo backlow preventer, ahobammɔ ne ahotoso on-off ma drain valve.
5. Nneɛma a wɔaka abom a ɛyɛ kɛse diameter drain opening ne diversion channel, complementary intake ne drainage wɔ valve cavity no nni drainage haw biara, anohyeto koraa to hokwan a ebetumi aba akyi down stream ne siphon flow reversals ba.
6. Humanized design betumi ayɛ intanɛt so sɔhwɛ ne nsiesie.
Nnwuma a Wɔde Di Dwuma:
Wobetumi de adi dwuma wɔ efĩ a epira ne hann efĩ mu,ma awuduru efĩ,ɛsan nso de di dwuma sɛ entumi nsiw backflow ano denam mframa a wɔatew wɔn ho so a;
Wobetumi de adi dwuma wɔ fibea a branch pipe wɔ efĩ a epira ne nhyɛso a ɛkɔ so sen,na wɔmfa nni dwuma wɔ siw backlow of
efĩ a awuduru wom.
Nsusuwii ahorow:
Ɛsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de ankorankoro adwene akɔ wɔn nyinaa so ama Slight Resistance Non-Return Ductile Iron Backflow Preventer, Yɛn adwumakuw no ayɛ ahofama saa “adetɔfo kan” na ahyɛ bɔ sɛ yɛbɛboa adetɔfo ma wɔatrɛw wɔn adwuma mu, sɛnea ɛbɛyɛ a wɔbɛyɛ Big Boss !
Flanged Type Backflow Siw Ano, Yɛn nneɛma no yɛ nea wɔn a wɔde di dwuma no gye tom kɛse na wogye di na ebetumi adi sikasɛm ne asetra mu ahiade ahorow a ɛsakra bere nyinaa ho dwuma. Yɛma adetɔfo foforo ne dedaw a wofi asetra mu tebea horow nyinaa mu akwaaba sɛ wɔne yɛn nni nkitaho mma daakye adwumayɛ mu abusuabɔ ne yɛn ho yɛn ho nkonimdi!









