Mhando dzeZvishandiso zveMapombi emvura: Gwaro Rinoshanda reZvishandiso zveBrass

Nhanganyaya

Kusarudza pakati pemhando dzemapipi emvura kunokanganisa zvinopfuura kurongeka nekumhanya kwekuisa; kunogadzira zvakananga njodzi yekudonha kwemvura, zvinodiwa pakugadzirisa, uye mutengo wenguva refu wesystem. Mumapombi ebhizinesi, mapipi emhangura anowanzo kufarirwa nekuti anosanganisira kuramba ngura, simba, uye mashandiro akavimbika mumhando dzakasiyana dzemadhireshi netembiricha. Gwaro iri rinotsanangura mhando huru dzemapipi emhangura, kuti nzira dzadzo dzekubatanidza dzinosiyana sei, uye kuti sarudzo yega yega inoshanda sei zvakanyanya. Pakupedzisira, vaverengi vachave nehwaro hwakajeka hwekuenzanisa magadzirirwo, kusarudza mapipi akakodzera ezvishandiso zvakati, uye kudzivirira zvikanganiso zvinowanzo shandiswa zvinogona kupfupisa hupenyu hwebasa kana kuwedzera njodzi yekukundikana.

Sei Mhando dzeMapombi emvura Dzichikosha muMapombi eMabhizinesi

Mumasystem emapaipi ezvemabhizinesi nemaindasitiri, kusarudzwa kwepombi dzakakodzeraMhando dzezvishandiso zvepombi dzemvurachisarudzo chakakosha cheinjiniya chinopfuura kutakurwa kwemvura. Zvigadziko zvinomiririra nzvimbo dzisina kusimba mune chero network yepombi ine pressure. Kunyange hazvo mutengo wezvinhu zvekugadzirisa chimwe chinhu ungaratidzika kunge usina kukosha kana tichitarisa chirongwa chekuvaka chinodhura mamiriyoni emadhora, kukundikana kukuru kwejoin rimwe chete kunogona kukonzera kukuvara kwemvura nekukurumidza, nguva yekushanda, uye mari yekugadzirisa.

Vagadziri vemasystem nenyanzvi dzekutenga zvinhu vanofanira kuongorora mafittings zvichibva pahunhu hwesimbi, magadzirirwo ejometri, uye mashandiro ekubatanidza. Pakati pezvinhu zvakasiyana-siyana zviripo, brass inoramba iri dombo guru mukugadzira mapaipi ekutengesa nekuda kwekugara kwayo kwenguva refu, kugona kwayo kushanda, uye kugara kwenguva refu kwekupisa. Kunzwisisa hunhu hwezvinhu izvi kunoita kuti system igare kwenguva refu uye kutevedzera mitemo yekuvaka yemazuva ano.

Mutengo wehupenyu hwese uye Njodzi yekudonha kwemvura

Pakuongorora ma network emapaipi ekutengesa, mari yekutanga yekutenga mafittings inowanzoita 10% kusvika 15% chete yezvose zvinoshandiswa muhupenyu hwese. 85% kusvika 90% yasara inoshandiswa nekushanda kwekuisa, kugadzirisa nguva dzose, uye kuderedza zvikanganiso zvinogona kuitika pakudonha kwemvura. Kutsanangura mhando yepamusoro yemagetsi.zvishongedzo zvendarirainoshandura zvakanyanya equation iyi yemitengo nekupa hupenyu hwekushanda hunowanzo pfuura makore makumi matatu kusvika makumi mashanu pasi pemamiriro akajairwa.

Njodzi yekudonha kwemvura inoenderana zvakananga nekusimba kwechimiro che fitting uye kuvimbika kwenzira yayo yekubatanidza. Fittings dzisina kunaka dzinowanzo kuve nezvikanganiso zve microscopic casting kana thread isina kunaka, izvo zvinowedzera mukana wekudonha kwemvura zvishoma nezvishoma, kusingaonekwe seri kwemadziro kana mumakamuri emakanika. Nekuisa zvinhu zvebrass zvakagadzirwa nemazvo zvine mativi akasimbiswa, makontrakita anogona kuderedza mwero wekukundikana kwemajoin mushure mekuisa kusvika pedyo ne zero zvachose.

Mashandisirwo eBrass vs Plastiki

Gakava riripo pakati pekushandisa brass nemapolymers emazuva ano akadai seCross-linked Polyethylene (PEX) kana Polyvinyl Chloride (PVC) rinoenderana nekushanda uye kusvibiswa kwezvakatipoteredza. Mapurasitiki ane mabhenefiti akasiyana mumutengo wezvinhu zvakagadziriswa uye kuchinjika asi ane zvipingamupinyi zvakakomba munzvimbo dzinopisa zvakanyanya uye dzine kushushikana kwakanyanya.

Brass yemhando yepamusoro inotsungirira tembiricha dzinoshanda dzinopfuura 200°F (93°C) uye inodzivirira kushanduka kwechimiro kana paine zvinhu zvinorema zvemakanika. Kusiyana neizvi, PVC yakajairwa inokanganiswa nechimiro patembiricha dziri pamusoro pe140°F (60°C). Uyezve, brass inopa simba rekudzivirira ultraviolet (UV), zvichiita kuti ive sarudzo yekuiswa kwemakanika, manifolds emukamuri reboiler, uye network dzekugovera mvura dzekunze uko mapurasitiki anogona kukurumidza kupwanyika.

Mhando dzeKuisa Mapombi Emvura Akakosha uye Matayiro Ekubatanidza

Kufamba munzvimbo dzakasiyana-siyana dzemapipi emvura kunoda kunzwisisa kwakadzama kwejometri yezvikamu uye matekiniki ekubatanidza. Magadzirirwo acho anotonga kuyerera kwenzira uye kugoverwa kwehuwandu, nepo maitiro ekubatanidza achisarudza simba remuchina wejoinhi. Kuenzanisa nzira dzakasiyana dzekubatanidza munzvimbo imwe neimwe kunogona kuderedza nguva yekuisa kusvika ku30%, zvichideredza zvakanyanya mari inoshandiswa nevashandi.

Magadzirirwo Akajairika Ekugadzirisa

Zvinhu zvikuru zvinovaka mapombi zvinosanganisira magokora, matinji, macoupling, mareducer, uye ma unions. Magokora, anowanzo kuwanikwa mumhando dzemadhigirii makumi mana nemashanu ne90, anobatsira kuchinja kwenzira asi anounza kuramba kuyerera; gokora remadhigirii makumi mapfumbamwe rinoita kuti kudonha kwepressure kuenzane neanenge mamita maviri nehafu epombi yakatwasuka.

Matinji anogonesa kugoverwa kwemvura nekukamura kuyerera kuita matavi echipiri, ukuwo zvinoderedza zvinoshandura ma network pakati pemadhayamita akasiyana epombi kuti zvirambe zvichimhanya zvakanaka. Mayuniti akakosha zvikuru mumashandisirwo ebhizinesi, zvichipa kubatanidza kunobviswa kunobvumira kubviswa nekukurumidza nekutsiviwa kwemidziyo iri mukati, senge mapombi nemavharuvhu, pasina kuda kucheka kunoparadza kwesystem yepombi.

Yakarukwa vs Kudzvanywa vs Kudzvanya

Nzira inoshandiswa kubatanidza chinhu chinosungirirwa papombi yakakosha sekubatanidza pachacho. Zvinhu zvinosungirirwa patambo zvinoshandisa ma profiles akajairwa (akadai seNational Pipe Thread kana NPT) kugadzira chisimbiso chemuchina chinoda chisimbiso chetambo kana tepi yePTFE kudzivirira kubuda kwemvura. Zvinovimbika zvikuru asi zvinoda basa remaoko rakawanda kuti zvikwanise kupenya zvakanaka.

Zvishandiso zvekudzvanyaShandisa nati ine shinda kudzvanya simbi kana kuti elastomeric ferrule panze pepombi. Izvi zvinogadzira chisimbiso chisingapindi mvura pasina kushandisa zvishandiso zvehunyanzvi kana moto wakavhurika, zvichiita kuti zvive zvakanaka pakugadzirisa zvinhu munzvimbo dzakamanikana kana dzinonzwa kurwadza.Zvishandiso zvekudhindainomiririra mwero wemazuva ano wekuisa zvinhu zvekutengeserana zvakawanda; vachishandisa maturusi emagetsi-hydraulic akasarudzika, makontrakita anogona kupwanya zvachose chinhu chakashongedzerwa neO-ring papombi, zvichideredza nguva yekushanda pajoini neanopfuura 50% zvichienzaniswa nekusanganisa kana kusanganisa shinda zvechinyakare.

Kuenzanisa Kuyera Kumanikidzwa

Kugona kubata kumanikidzwa kunosiyana zvikuru zvichienderana nemaitiro ekubatanidza uye ukobvu hwemadziro ekubatanidza. Mainjiniya anofanirwa kudoma zvinhu zvisingangobati chete kumanikidzwa kwekushanda asiwo zvinokwanisa kuputika kwemvura kamwe kamwe kana kuputika kwemvura.

Kusarudza nzvimbo ine simba riri pasi pedanho repamusoro rekusimudzira majoini ndicho chikonzero chikuru chekuparadzana kwemajoini muzvivakwa zvine nhurikidzwa dzakawanda.

Maitiro Ekuongorora Maitiro Ekugadzira Brass Fitting

Kuwana zvinhu zvesimbi zvendarira zvichibva pakuenderana kwehukuru hwazvo inzira ine njodzi huru. Kuumbwa kwesimbi kwendarira pamwe nezvinodiwa pakugadzira zvinhu zvinotevedzera mashandiro echikamu ichi mumakemikari emvura akasimba. Mainjiniya anofanirwa kuongorora zvakadzama zvinodiwa nezvinhu kuti adzivise kutadza kushanda zvakanaka kunokonzerwa nengura kana kusatevedzera mitemo yehutano.

Magiredhi Ezvinhu uye Alloys

Brass imhando yesimbi inoumbwa nemhangura ne zinc, asi huwandu hwayo uye zvinhu zvinowedzerwa zvinotsanangura giredhi rayo. Kare, C36000 (Free-Machining Brass) ndiyo yaive chiyero cheindasitiri nekuda kwekushanda kwayo zvakanaka, ichibatsirwa nekubatanidzwa kwesimbi inosvika 3%. Zvisinei, mitemo yemazuva ano yemvura inonwiwa yakada kuti pave nekuchinja pakusarudzwa kwesimbi.

Nhasi uno, ma alloys asina lead akadai seC46400 (Naval Brass) kana C69300 (ECO BRASS, achishandisa silicon pachinzvimbo che lead) anodiwa pakushandisa mvura yekunwa. Ma alloys aya anoramba aine simba guru rekudhonza uku achitevedzera zvinodiwa zvekuti nzvimbo dzakanyorova dzine avhareji ye lead iri pakati pe ≤ 0.25%. Mumisika yeEurope, CW617N ichiri chiyero chakakosha chekupisa kusinganyunguduke uye kushandiswa mumaindasitiri.

Mitemo neZvitupa

Kusimbiswa kwemagiredhi ezvinyorwa kunowanikwa kuburikidza nekuomararazvitupa zvebato rechitatu. Kune chero mvura inonwiwa inoshandiswa kuNorth America, michina inofanira kunge iine chitupa cheNSF/ANSI 61, icho chinoongorora huwandu hwezvinhu zvinosvibisa zvinopinda mumvura yekunwa. Pamusoro pezvo, NSF/ANSI 372 inosimbisa kutevedzera mutemo we ≤ 0.25% we lead content mandate.

Kunze kwekuchengetedzeka kwemakemikari, mitemo yemakanika yakaita seASME B16.15 inodzora kushivirira kwehukuru uye kuyera kwekupisa kwezvishandiso zvebronze zvakakandwa nebrass. Kushandisa zvishandiso zvisina chitupa kunounza mutoro wakakomba; data rinoratidza kuti zvikamu zvisina chitupa zvine njodzi yakakura ye25% yekukundikana kuongororwa kwekutevedzera mitemo yemaguta, zvichikonzera kubviswa kwezvishandiso nekumanikidzwa uye kunonoka kwepurojekiti kunodhura.

Maitiro Akajairika Ekukundikana

Kunyangwe zvigadziko zvemhando yepamusoro zvinogona kutadza kushanda kana zvikashandiswa zvisizvo kana kuti zvikaiswa mumamiriro ezvinhu asingaenderane nemamiriro ekunze. Kubvisa ngura inzira inoparadza zvikuru yekuora uko zinc inobuda mubrass alloy, ichisiya matrix yemhangura ine maburi, yakakanganisika. Chiitiko ichi chinokurumidza mumadziva ane chloride yakawanda (inopfuura 50 mg/L) kana pH iri pasi pe7.0. Munzvimbo dzakadaro, kutsanangura Dezincification Resistant (DZR) brass kwakakosha.

Imwe nzira yekukundikana inowanzoitwa ndeyeStress Corrosion Cracking (SCC), iyo inoitika kana brass fitting ikabatwa nekumanikidzwa panguva imwe chete uye nharaunda inoora, senge kusangana nemakemikari ekuchenesa akagadzirwa neammonia. SCC inowanzo kukonzerwa nemaitiro asina kunaka ekuisa, kunyanya majoini ane tambo anorema kupfuura zvinokurudzirwa nemugadziri we30 kusvika 40 ft-lbs.

Mashandisirwo Anofanira Kuitwa Matimu Ekutenga Zvinhu

Kune zvikwata zvinotenga zvinhu, kutsvaga mhando dzemapipi emvura akakodzera kunosanganisira kushandisa nzira dzakaoma dzepasi rose dzekutengesa zvinhu uku uchienzanisa mitengo yemayuniti, nguva yekutumira zvinhu, uye maitiro akaomarara ekusimbisa hunhu. Nzira yekutenga zvinhu zvisina kurongeka inowanzo tungamira kumhando yezvinhu isingawirirane, kushivirirana kusina kuenzana, uye zvipingamupinyi zvepurojekiti. Kugadzira nzira yakasimba yekuwana zvinhu kwakakosha kuti mashandiro arambe achishanda zvakanaka.

Maitiro Ekusarudza Nhanho Nenhanho

Maitiro ekusarudza anofanira kutanga neruzivo rwakakwana rwehunyanzvi rwunopihwa nebazi reinjiniya. Vatengi vanofanirwa kuona mvura iri pakati nepakati, tembiricha yekushanda, kumanikidzwa kwakanyanya kwesystem, uye nzira dzekubatanidza dzinodiwa vasati vabatanidza vatengesi. Kana ma parameter aya avharwa, kutenga kunogona kusefa vatengesi vanogona kuvepo zvichienderana nekugona kugadzira.

Pakutsvaga zvakananga kubva kumakambani ekunze kwenyika kuti awane mari yakawanda, mapoka ekutenga zvinhu anofanira kutaurirana nezveMinimum Order Quantities (MOQs). Standard MOQs dzebrass fittings dzinowanzova pakati pe1,000 kusvika 5,000 units paSKU imwe neimwe, zvichienderana nekuoma kwekugadzira kana kugadzira zvinhu. Kubatanidza maodha mumapurojekiti akasiyana inzira yakajairika yekuzadzisa izvi pasina kuwedzera huwandu hwezvinhu zvakamira.

Hunhu hweMutengesi uye Kutevedza

Kuvimbika kwemutengesi ndiko kwakakosha; kuiswa kwemugadziri kwakachipa kunodhura zvakanyanya kana zvikaita kuti system ibude. Kutenga kunofanirwa kuraira kuti vese vagadziri vezvinhu vagare vaine zvitupa zveISO 9001 kuti vave nechokwadi chekuti maitiro avo akarongeka. Uyezve, vatengi vanofanira kuda Material Test Reports (MTRs) pese pakutumira kuti vaone kuti makemikari ari mubrass alloy akanyatsogadzirwa.

Vagadziri vepamusoro vanoshandisa automated optical inspection uye pressure decay testing pa assembly line kuti vaone micro-porosity mu castings. Mapoka ekutenga anofanira kugadzira Service Level Agreements (SLAs) dzinovhara mwero wekukanganisa unobvumirwa pamiganhu yakasimba, kazhinji pasi pe0.5% (500 Parts Per Million). Kukundikana nguva dzose kusangana nechiyero ichi kunofanira kukonzera kuongororwa kwemutengesi nekukurumidza.

Katalogi vs Kutsvaga Zvakagadzirirwa

Sarudzo yakakosha mukutsvaga zvinhu ndeyekusarudza pakati pezvinhu zvekatalogu zvakajairwa uye zvinhu zvakagadzirwa nemaoko. Zvishandiso zvekatalogu zvakajairwa zviri nyore kushandisa zvinobatsira kubva pakushandisa maturusi akajairwa, kuwanikwa nekukurumidza, uye nguva dzekushanda dzinotora mavhiki maviri kusvika mana. Ndidzo mhinduro dzinoshanda zvakanyanya kune inenge 90% yezvirongwa zvemapombi ekutengesa.

Zvisinei, makamuri akaomarara emakanika kana michina yeOEM yakakosha ingangoda kuwanikwa kwevatengi. Zvishandiso zvemuchina zvakagadzirwa zvinoda kugadzirwa kwezviumbwa zvakagadzirwa kana kuti CNC programming, iyo inoisa mari yekushandisa pakutanga inotangira pamadhora chiuru nemazana mashanu kusvika kumazana mashanu. Pamusoro pezvo, zvikamu zvakagadzirwa zvekare zvinowedzera nguva yekushanda kusvika mavhiki masere kusvika gumi nemaviri ekutanga kugadzirwa. Kutenga kunofanirwa kuyera mitengo iyi yekutanga uye kunonoka zvichienderana nemabhenefiti chaiwo ekushanda ayo custom geometry inopa pakugadzira kwekupedzisira.

Hurongwa hweSarudzo Dzinoshanda dzeKusarudza Zvinokodzera

Kuvhara musiyano uripo pakati pezvinodiwa zveinjiniya uye mamiriro ezvinhu zvekutenga kunoda hurongwa hwakarongeka hwesarudzo. Vane chekuita nazvo vanofanirwa kuenderana nekushandiswa kwavanoda kwemhando dzemapipi emvura, vachiona kuti zvikamu zvakasarudzwa zvinosangana nezvinodiwa zvekushanda uye zvipingamupinyi zvebhajeti pasina kukanganisa kutevedzera mitemo.

Mazano Akanangana Nekushandiswa

Nzvimbo dzakasiyana dzekutengeserana dzinoisa zvigadziko musimba rekupisa, remakemikari, uye remakanika zvakasiyana zvikuru. Kushandisa nzira imwe chete inokwana zvese kunotungamira mukukundikana kwehurongwa nguva isati yakwana kana kushandisa mari yakawanda zvisina kufanira kuburikidza nekushandisa zvakanyanya.

Nekuenzanisa hunhu hwesimbi uye nzira dzekubatanidza zvakanangana nekushandiswa, vatariri vezvivakwa vanogona kugadzirisa kumhanya kwekutanga kwekuisa uye kutenderera kwenguva refu kwekugadzirisa.

Kuenzanisa Mutengo uye Kutevedzera Mutemo

Chinhu chinonyanya kukosha pakukakavadzana pakusarudzwa kwezvigadziko ndiko kuenzana pakati pemutengo wekutanga uye kutevedzera mitemo kwenguva refu. Kuchinja kubva kubrass yakajairwa yeindasitiri kuenda kualloys dzisina lead dzakasimbiswa kunounza mutengo unooneka, kazhinji zvichiwedzera mitengo yeyuniti ne15% kusvika 30%. Izvi zvinokonzerwa nekuoma kwakanyanya mukugadzira silicon-bismuth brass alloys zvichienzaniswa nebrass yechinyakare ine lead, izvo zvinowedzera kupfeka kwezvishandiso nenguva yekugadzira.

Zvisinei, kuedza kunzvenga mitengo iyi nekushandisa michina isingatevedzere mitemo mumidziyo yemvura inonwiwa kune njodzi dzakakomba dzemari nedzemutemo. Masangano anotonga anoongorora mashandiro emabhizimisi, uye kuwanikwa kwezvinhu zvisingatevedzere mitemo kunogona kukonzera faindi dzinodarika $10,000 pakutyora mitemo, pamwe chete nemirairo yekubvisa nekutsiva zvivakwa zvakakanganiswa. Pakupedzisira, kuisa mari mumhando dzemidziyo yepombi dzemvura dzakakodzera, dzakasimbiswa zvizere chinhu chakakosha pakugadzirisa njodzi mukuvaka kwemabhizimisi emazuva ano.

Zvinhu Zvinokosha Zvaunofanira Kuziva

• Mhedzisiro yakakosha uye chikonzero chemhando dzezvigadziko zvepombi dzemvura
• Magadzirirwo, kutevedzera mitemo, uye kuongororwa kwenjodzi zvinofanirwa kuongororwa usati waita chibvumirano
• Matanho anotevera anoshanda uye mazano anogona kushandiswa nevaverengi ipapo ipapo

Mibvunzo Inowanzo bvunzwa

Ndedzipi mhando dzemapombi emvura esimbi anonyanya kushandiswa mumapombi ekutengesa?

Mhando dzepakati idzo ndidzo magokora, matinji, macoupling, ma reducer, uye ma unions. Imwe neimwe ine chinodiwa chehurongwa hwayo: kuchinja divi, kuyerera kwematavi, kubatana kwematanho, kuchinja saizi, kana kubvumira kubviswa kwemidziyo.

Zvishandiso zvebrass zvinofanira kusarudzwa rini pane zvepurasitiki?

Shandisa brass pamitsetse inodziya zvakanyanya, pakuisa zvinhu zvisina kuvharwa, pamakamuri ekubikira, uye munzvimbo dzine simba remagetsi kana UV. Brass inobata zviri nani kupisa kunopfuura 200°F uye inopa hupenyu hurefu hwekushanda kupfuura PVC yakajairwa.

Ndeupi musiyano uripo pakati pezvinhu zvakarukwa, zvakadzvanywa, uye zvakadhindwa?

Zvishandiso zveshinda zvinoshandisa shinda dzepaipi pamwe nechisimbiso, zvishandiso zvekumanikidza zvinovhara nekusunga nati neferrule, uye zvishandiso zvekudzvanya zvinoshandisa chishandiso chekudzvanya kuti zviiswe nekukurumidza. Sarudzo inoenderana nenguva yebasa, maturusi, uye mamiriro ebasa.

Sei hunhu hwekugadzirisa uye kushivirira zvichikosha zvakanyanya?

Zvishandiso zvisina kugadzirwa zvakanaka zvinogona kunge zvine zvikanganiso zvekukanda kana shinda dzisina kururama dzinokonzera kubuda kwemvura kwakavanzika. Zvishandiso zvemhangura zvakagadzirwa nemazvo zvine simba rakasimba zvinobatsira kuderedza kutadza kushanda kwemajoini uye nguva inodhura yekushanda mumasisitimu ekutengeserana.

Vatengi vanogona kuwana kupi mapaipi emvura esimbi akavimbika ekushandisa mumapurojekiti ekutengeserana?

Vatengi vanogona kuongorora sarudzo dzekugadzira brass zvakananga kubva ku nbfh-metal.com, vachitarisa kunaka kwezvinhu, kuenderana kwehukuru hwazvo, uye kukodzera kwezvishandiso. Kune mapurojekiti makuru, kumbirai zvirevo uye ruzivo rwechigadzirwa musati matenga.