Kusarudzwa kwevhavha uye nzvimbo yekuisa
(1) Nheyo yekusarudza mavharuvhu anoshandiswa pamapaipi ekupa mvura
1.Pipe dhayamita haisi mukuru kupfuura 50mm, zvakakodzera kushandisaglobe valve, pombi dhayamita yakakura kupfuura 50mm, shandisagedhi vharafu,butterfly valve;
2.Regulating valve uyeglobe valveinofanira kushandiswa kugadzirisa kuyerera uye kudzvinyirira kwemvura;
3.Chikamu chinoda kushomeka kwemvura kuyerera (senge pombi yekusveta pombi yemvura) inofanira kushandisagedhi vharafu;
4.Gedhi vharafuuyebutterfly valveinofanira kushandiswa pachikamu chepombi apo mvura inoda kuyerera bidirectional, uye globe valve haifaniri kushandiswa;
5.Butterfly uyebhora mavharuvhuinofanira kushandiswa kune zvikamu zvine nzvimbo duku yekuisa;
6. Zvakakodzera kushandisa aglobe valvepachikamu chepombi chinowanzovhurwa uye chakavharwa;
7. Multifunctional valve inofanira kushandiswa pane pombi yekubuda yepombi huru yemvura.
(2) Nzvimbo yemavharuvhu papombi yekupa mvura
1.Ipombi yemvura yedunhu rekugara inobva kuchikamu chepombi yekupinda yepombi yemvura yemanisipala;
2.Node dzekunze annular pipe network munharaunda yekugara inofanira kuiswa maererano nekuparadzanisa zvinodiwa.Kana chikamu chepombi yeannular chakareba kwazvo, zvakakodzera kumisa valve yakakamurwa;
3.Kutanga kwepombi yebazi kana pombi yemumba kubva papombi huru yekupa mvura munharaunda yekugara;
4.Household pombi, mita yemvura uye rimwe nerimwe rebazi rinosimudzwa (pasi pechikwiriso, chepamusoro nechepasi chekupedzisira che vertical ring pipe network riser);
5.Davi pombi ye loop pombi network, inobatanidza pombi ye kuburikidza nebazi pombi network;
6. Pombi yemvura yemukati medzimba kudzimba, zvimbuzi zveveruzhinji uye kumwe kuwana pombi yekuparadzira mvura panotangira, Kana paine nzvimbo nhatu kana kupfuura dzekugovera mvura papombi yebazi rekugovera mvura;
7.Kubuda pombi yepombi, pombi yekusveta yepombi yekudiridza yega;
8.Kupinda kwetangi yemvura, pombi yekubuda, pombi yemvura;
9.Water yekuzadza pombi yemidziyo (yakadai seheater, shongwe inotonhorera, nezvimwewo);
10.Pombi yekugovera mvura yemidziyo yehutsanana (yakadai seweti, mabheseni, mashawa, nezvimwewo);
11.Pamberi pezvimwe zvishongedzo, zvakadai semavharuvhu ekudzimisa otomatiki, mavharuvhu ekumanikidza, nyundo dzemvura, mageji ekumanikidza, sprinklers, nezvimwewo, pamberi uye mushure mekumanikidza kuderedza valve uye backflow kudzivirira, nezvimwe;
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(3) Kusarudzwa kwevhavhavhavha
Tarisa mavharuvhukazhinji inofanira kusarudzwa zvichienderana nechinzvimbo chavo chekuisa, kudzvinyirirwa kwemvura pamberi pevharuvhu, kuisa chisimbiso kuita zvinodiwa mushure mekuvhara uye saizi yesando yemvura inokonzerwa nekuvhara zvinhu:
1.Swing type,bhora rudziuye shuttle mhando cheki mavharuvhu anofanira kusarudzwa kana mvura kudzvinyirirwa pamberi vharafu iri duku;
2.Kana basa rekuisa chisimbiso rakasimba mushure mekuvhara, acheki vharafunechitubu chekuvhara chinofanira kusarudzwa;
3. Kana nyundo yemvura ichidikanwa kuti ive isina simba uye yakavharwa,Kukurumidza kuvhara kunyarara cheki vharafukana Dashpot cheki vharafu ine damping mudziyo inofanira kusarudzwa;
4.Disiki recheki vharafuinofanira kukwanisa kuzvivhara pasi pekuita kwesimba regiravhiti kana kuti chitubu.
(4) Isa cheki mavharuvhu mumitsetse yemvura
Sevhisi pombi;Pamapombi ekupinza emvura yakavharwa inopisa kana kuiswa kwemvura;Papombi yepombi yekubuda nemvura;Mapombi ekupinda nekubuda anosanganisirwa patangi remvura, shongwe yemvura uye chikamu chekubuda chepombi chedziva repamusoro.
Cherechedza: Kwetecheki vharafuinodiwa kune zvikamu zvepombi zvakashongedzerwa nepipe backflow kudzivirira.
(5) Position ye exhaust mudziyo wepombi yekupa mvura
1.Mavharuvhu ekupedza otomatikiichaiswa kumigumo uye nzvimbo dzepamusoro dzemvura dzinoshandiswa nguva nenguva;
2.Pipe chikamu chekupa mvura network ine pachena undulating air accumulation.Automatic exhaust valvekana vharafu yemaoko yakaiswa panzvimbo yepamusoro yechikamu ichi kuti ibudise;
3.Pneumatic mvura yekupa mudziyo, kana kushandiswa kwe otomatiki mhepo tangi, iyo yepamusoro nzvimbo yekugovera mvura network inofanirwa kuve neotomatiki exhaust vharafu.
Zvakanakira uye zvakaipira mavharuvhu akasiyana-siyana
1.Gate vharafu
Gedhi vharafuinoreva chikamu chekuvhara (gate plate) pamwe chete negwara rakamira remugero axis yevharuvhu, inonyanya kushandiswa senzira yekucheka papombi, ndiko kuti, yakazaruka zvizere kana kuvharwa zvizere.Kazhinji,gedhi mavharuvhuhaigone kushandiswa kudzora kuyerera.Inogona kuiswa kune yakaderera tembiricha kumanikidza inogona zvakare kuiswa kune yakakwira tembiricha uye yakakwira kudzvanywa, uye zvinoenderana nezvinhu zvakasiyana zvevhavha.Asigedhi mavharuvhukazhinji haashandiswe kutakura madhaka uye mamwe midhiya mupombi
Zvakanakira:
(1)Kuramba kwemvura yakaderera;
(2) Torque diki inodiwa pakuvhura nekuvhara;
(3) Inogona kushandiswa muloop network apo iyo yepakati inoyerera mumativi maviri, kureva kuti, kuyerera kwepakati hakuna kudziviswa;
(4) Kana yazarurwa zvakazara, kukukurwa kwenzvimbo yekuvharisa nesvikiro rekushanda idiki pane yevharuvhu;
(5) Chimiro chemuviri chiri nyore, uye nzira yekugadzira iri nani;
(6) Kureba kwechimiro kupfupi.
Zvakaipa:
(1) Zviyero zvakakura uye kureba kwekuvhura, nzvimbo yakakura yekuisa inodiwa;
(2) Mukuita kwekuvhura nekuvhara, kurasikirwa kwekupokana kwekuisa chisimbiso kwakakura, kunyangwe pakupisa kwakanyanya kuri nyore kukonzeresa chiitiko;
(3) Generalgedhi mavharuvhukuva nemavhavha maviri ekuvhara, ayo anowedzera mamwe matambudziko ekugadzirisa, kugaya uye kugadzirisa;
(4) Nguva refu yekuvhura nekuvhara.
2. Butterfly valve:
Butterfly valveimhando yevharuvhu inovhura, inovhara uye inogadzirisa chiteshi chemvura nekudzokorora kutenderera kwedhisiki mhando yakavhurika nekuvhara zvikamu zve90 °.
Zvakanakira:
(1) Chimiro chakareruka, saizi diki, huremu huremu, kuchengetedza zvinhu;
(2) kukurumidza kuvhura nekuvhara, kushoma kuyerera kwekudzivirira;
(3) Inogona kushandiswa kwepakati neyakaturikwa yakasimba zvimedu, zvinoenderana nesimba rekuisa chisimbiso chepamusoro chinogona zvakare kushandiswa kune hupfu uye granular medium.Inogona kushandiswa bidirectional kuvhura uye kuvhara uye kugadzirisa kwemhepo uye kubviswa kweguruva pombi, inoshandiswa zvakanyanya musimbi, indasitiri yemwenje, simba remagetsi, petrochemical system yemapombi egasi uye nzira dzemvura, nezvimwe.
Zvakaipa:
(1) Kuyerera kwekugadzirisa mararamiro hakusi kukuru, kana kuzarura kusvika ku30%, kuyerera kuchapinda kupfuura 95%;
(2) Nekuda kwechimiro uye chisimbiso zvinhu zvebutterfly valve, haina kukodzera kutonhora kwepamusoro uye high pressure pipeline system.General kushanda tembiricha pazasi 300 ℃, PN40 pazasi;
(2) Kuiswa chisimbiso kwakashata kana kuchienzaniswa nemavharuvhu ebhora uye mavharuvhu eglobhu, saka inoshandiswa munzvimbo dzinodiwa zvekuisa chisimbiso zvisiri zvakanyanya.
3. Bhora vharafu
Ball valveinoshanduka kubva pavharuvhu yeplug, kuvhura kwayo nekuvhara zvikamu ibhora, uchishandisa bhora rakatenderedza axis ye stem kutenderera 90 madhigirii kuzadzisa chinangwa chekuvhura nekuvhara.Bharavhavha mupombi inonyanya kushandiswa kucheka, kugovera uye kushandura mafambiro ekuyerera kwemidhiya, yakagadzirirwa kuvhura yakaita V.bhora vharafuinewo zvakanaka kuyerera kwekudzora basa.
Zvakanakira:
(1) Iine yakaderera kuyerera kuramba (chaizvoizvo 0);
(2) Nemhaka yokuti haina kunamatira mubasa (pasipo mafuta anozora), inogona kushandiswa zvakavimbika kune inoparadza midhiya uye yakaderera kuvira kwemvura;
(3) Mune yakakura kumanikidza uye tembiricha renji, inogona kuwana chisimbiso chakazara;
(4) Inogona kuona nekukurumidza kuvhura nekuvhara, uye nguva yekuvhura nekuvhara yezvimwe zvimiro ingori 0.05 ~ 0.1s, kuitira kuti ive nechokwadi chekuti inogona kushandiswa mune otomatiki system yebhenji rekuyedza.Kurumidza kuvhura uye kuvhara valve, kushanda pasina kukanganisa;
(5) Spherical kuvhara zvikamu zvinogona kuiswa otomatiki pachinzvimbo chemuganho;
(6) Chishandiso chekushanda chakavharwa zvakavimbika kumativi ose;
(7) Kana yakazaruka zvakakwana uye yakavharwa zvakakwana, nzvimbo yekuvhara bhora uye chigaro inoparadzaniswa kubva pakati, saka iyo yepakati inopfuura nepakati pevhavha nekukurumidza haizokonzeri kukukurwa kwechiso chekuvhara;
(8) Compact dhizaini, huremu huremu, inogona kutorwa seyakanyanya kunzwisisika vharafu chimiro cheyakadzika tembiricha yepakati system;
(9) Symmetrical valve body, kunyanya welded valve body structure, inogona kumira kushushikana kubva pombi;
(10) Zvikamu zvekuvhara zvinogona kumira kusiyana kwepamusoro-soro pakuvhara.
(11) Ivhavha yebhora yemuviri wevhavha yakanyungudutswa inogona kuvigwa zvakananga pasi pevhu, kuitira kuti mavharuvhu emukati arege kuparadzwa, uye hupenyu hwehupenyu hwebasa hunogona kusvika makore makumi matatu.Ndiyo yakanakisa vharafu yemafuta uye gasi mapaipi.
Zvakaipa:
(1) Nekuti iyo huru yevharuvhu yekuisa chisimbiso mhete ndeye PTFE, inert kune angangoita ese emakemikari zvinhu, uye ine yakazara hunhu hwediki coefficient of friction, kuita kwakadzikama, kusiri nyore kuchembera, tembiricha yakawanda uye chisimbiso chakanakisa. performance.Nekudaro, izvo zvemuviri zve teflon, kusanganisira yakakwira coefficient yekuwedzera, sensitivity kune inotonhora kuyerera uye yakashata yekupisa conductivity, inoda kuti chigaro chigadzirwe chakatenderedza maitiro aya.Naizvozvo, kana iyo yekuisa chisimbiso ichiomesa, kuvimbika kwechisimbiso kunokanganiswa.Uyezve, PTFE tembiricha kuramba giredhi yakaderera, inogona chete kushandiswa pasi pemamiriro asingasviki 180 ℃.Pamusoro pe tembiricha iyi, chisimbiso chinozochembera.Panyaya yekushandiswa kwenguva refu, inowanzoshandiswa pa120 ℃.
(2) Kuita kwayo kwekutonga kunoenderana nevharuvhu yepasi kwakaipisisa, kunyanya iyo pneumatic valve (kana yemagetsi valve).
4. Globe valve
Inoreva vharafu iyo chikamu chekuvhara ( disc) inofamba ichitevedza mutsara wepakati pechigaro chevhavha.Maererano nekufamba uku kwevhavha disc, kuchinja kwekuvhara chigaro chevhavha kunofananidzwa nevhavha disc stroke.Nekuti rudzi urwu rwevhavha inovhura kana kuvhara kwekuvhara ipfupi, uye ine basa rakavimbika rekucheka, uye nokuti kuchinja. yekuvhara chigaro chevhavha inofananidzwa nekurohwa kwevhavha disc, inonyatsokodzera kuyerera kwekugadzirisa.Saka, rudzi urwu rwevhavha runonyanya kushamwaridzana pakucheka kana kugadzirisa uye kuputika.
Zvakanakira:
(1) Mukuvhura nekuvhara maitiro, nekuti kukweshana pakati pe disc nevhavha yemuviri yekuisa chisimbiso pamusoro idiki pane gedhi vharafu, saka haibatike;
(2) Kureba kwekuvhura kunowanzo kungoita 1/4 chete yevharuvhu chiteshi, saka idiki zvakanyanya pane gedhi vharafu;
(3) Kazhinji pane imwe chete yekuisa chisimbiso pamusoro pemuviri wevhavha uye valve disc, saka nzira yekugadzira iri nani uye iri nyore kuchengetedza;
(4) Nekuti kuzadza kwayo kunowanzo musanganiswa weasbestos uye graphite, saka tembiricha yekudzivirira giredhi yakakwira.General steam valves anoshandisa mavharuvhu epasi.
Zvakaipa:
(1) nekuti iyo yepakati kuburikidza nevhavha inoyerera nzira yachinja, saka kushoma kuyerera kuramba kweiyokumisa vharafuyakakwirira kudarika mamwe marudzi akawanda emavharuvhu;
(2) Nekuda kwekurohwa kwenguva refu, kumhanya kwekuvhura kunononoka kupfuura vheji yebhora.
5. Plug valve
Imhando yevharuvhu iyo chikamu chinovhara ivharuvhu yakaita plunger-yakaita rotary valve, uye chiteshi chechiteshi pavharuvhu plug yakabatana kana kupatsanurwa kubva pachiteshi chevhavha pamutumbi wevharuvhu kuburikidza ne90 ° kutenderera kuona kuvhura kana kuvhara.Chimiro chevhavhavhavha inogona kuva cylindrical kana conical.Nheyo yayo inonyanya kufanana nevhavha yebhora.Ivhavha yebhora inogadzirwa pahwaro hwevhavhavhavha.Inonyanya kushandiswa kushandiswa kweoirifield uye zvakare kune petrochemical indasitiri.
6. Kuchengetedza vharafu
Zvinoreva kune yakawandisa kudzivirira mudziyo pane yekumanikidza mudziyo, zvishandiso kana pombi.Kana kudzvinyirirwa mumudziyo, mudziyo kana pombi inokwira pamusoro pekukosha kunobvumirwa, vheji inovhurika otomatiki uye yobva yabuda zvizere kudzivirira kumanikidza kwemidziyo, mudziyo kana pombi kuti irambe ichikwira;apo kudzvinyirirwa kunoderedzwa kusvika kune kukosha kwakatarwa, valve inofanira kuvharwa otomatiki munguva yekudzivirira kushanda kwakachengeteka kwemidziyo, midziyo kana mapaipi.
7. Steam trap valve
Mukufambisa mhepo, mhepo yakamanikidzwa uye mamwe midhiya, pachave nekuumbwa kwemvura yakapfupikiswa, kuitira kuti tive nechokwadi chekushanda zvakanaka uye kushanda kwakachengeteka kwechigadzirwa, tinofanira kuburitsa midhiya iyi isina basa uye inokuvadza nenguva kuti ive nechokwadi chekushandiswa uye kushandiswa kweiyo mudziyo. mudziyo.Iine mabasa anotevera:
(1) Inogona kukurumidza kubvisa mvura ye condensation;
(2) kudzivirira kubuda kweutsi;
(3) Usasanganise mweya uye mamwe magasi asingabatike.
8. Kudzvinyirira kuderedza valve
Ivharuvhu inoderedza inlet kudzvanywa kune inodiwa yekubuda kudzvanywa nekugadzirisa, uye inovimba nesimba repakati pachayo kuchengetedza iyo yekubuda shinikizo yakangogadzikana.
9. Tarisa vharafu
Thecheki vharafuivharuvhu yeotomatiki, inovhurwa otomatiki uye yakavharwa nechisimba chinogadzirwa nekuyerera kwepakati pachayo mupombi.Tarisa vharafuinoshandiswa mupombi system, basa rayo guru nderekudzivirira kuyerera kwepakati, kudzivirira pombi uye kutyaira mota kudzoreredza, uye kubuda kwemudziyo wemidziyo.Tarisa mavharuvhuinogona zvakare kushandiswa kupa ebetsero masisitimu uko kudzvanywa kunogona kukwira pamusoro pesimba rehurongwa.Inogona kunyanya kukamurwa kuita rudzi rwekuzunguza (kutenderera zvinoenderana nepakati pesimba rinokwevera zvinhu pasi) uye rudzi rwekusimudza (inofamba neaxis).
Nguva yekutumira: Jan-06-2023