Kushanda musimboti wevhavha yemagetsi mudziyo

Kushanda musimboti wevhavha yemagetsi mudziyo Nekuti mhando yevharuvhu yakawanda, kuti igadzire uye ishandise zviri nyore, nyika yakagadzira mayunifomu ekugadzirisa nzira yekugadzira valve chigadzirwa modhi. Iyo valve chigadzirwa chemuenzaniso nhamba ine mayuniti manomwe anoratidza rudzi rwevharuvhu, rudzi rwekutyaira, kubatana uye kuvaka, chisimbiso kana lining zvinhu, zita rekumanikidza uye zvinhu zvemuviri. Rudzi rwevharuvhu rinoshandiswa kumiririra rudzi rwevharuvhu, kutyaira uye yekubatanidza fomu, yekuisa chisimbiso mhete zvinhu uye zita rekumanikidza uye zvimwe zvinhu. Kuumbwa kwemhando yevhavha inoumbwa nezvikamu zvinomwe zvakatevedzana ... Rudzi rwevhavha Rudzi rwevhavha runoshandiswa kumiririra rudzi rwevhavha, kutyaira uye kubatanidza fomu, kuisa chisimbiso mhete uye kumanikidza kwezita uye zvimwe zvinhu. Nekuti rudzi rwevharuvhu rwakasiyana-siyana, kuitira kugadzira nekushandisa zviri nyore, nyika yakagadzira yunifomu panzira yekuunganidza yemhando yechigadzirwa chevharuvhu. Iyo valve chigadzirwa chemuenzaniso nhamba ine mayuniti manomwe anoratidza rudzi rwevharuvhu, rudzi rwekutyaira, kubatana uye kuvaka, chisimbiso kana lining zvinhu, zita rekumanikidza uye zvinhu zvemuviri. Kuumbwa kwerudzi rwevharuvhu kunosanganisira zvikamu zvinomwe munhevedzano (ona tafura iri pasi apa) 1. Rudzi rwekodhi yevhavhavha 2. Kodhi yenzira yekufambisa inoratidzwa muArabic numera maererano netafura 1-2 Tafura 1-2 Cherechedza: ① Gumbo remaoko. , mubato uye wrench drive nevhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavharwe,musungo wakasiya iyi code. ② Yepneumatic kana hydraulic: inowanzovhurwa ne6K, 7K; Kazhinji yakavharwa ne6B, 7B; Ruoko rwepneumatic ne6S rwakati. Kuputika-uchapupu hwekushanda kwemagetsi "9B". 3. Makodhi emafomu ekubatanidza anomiririrwa munhamba dzechiArab sezvakatsanangurwa muTable 1-3 Tafura 1-3 Cherechedzo: Welding inosanganisira butt welding uye socket welding 4. Chigadzirwa chemagetsi chevhavha ndechekuziva kudzora chirongwa chevhavha, kudzora otomatiki uye kuremote control kunokosha. midziyo yekutyaira, maitiro ayo ekufambisa anogona kudzorwa nesitiroko, torque kana axial thrust size. Nekuti vharafu yemagetsi mudziyo unoshanda maitiro uye mashandisiro zvinoenderana nerudzi rwevharuvhu, mudziyo unoshanda zvakatemwa uye chinzvimbo chevharuvhu mupombi kana midziyo. Chishandiso chemagetsi chinowanzo kuve nezvikamu zvinotevera: Mota inoratidzirwa nekuremerwa kwakasimba, hombe yekutanga torque, nguva diki ye inertia, nguva pfupi, basa rinopindirana. Kudzikisira michina yekudzikisa kubuda kwekumhanya kwemota. Stroke control mechanism yekugadzirisa uye kunyatso kudzora nzvimbo yekuvhura nekuvhara yevhavha. Torque inodzikamisa nzira yekugadzirisa torque (kana kusundirwa) kune yakafanotemerwa kukosha. Manual uye magetsi switching mechanism, inopindirana mashandisirwo ekushandisa manyore kana magetsi. Chiratidzo chekuvhura chinoratidza nzvimbo yevhavha panguva yekuvhura nekuvhara. Kutanga, sarudza magetsi emagetsi maererano nerudzi rwevhavha 1. Angle stroke electric actuator (kona 360 degrees) inokodzera butterfly valve, ball valve, plug valve, nezvimwewo. vhiki, kureva, isingasviki 360 madhigirii, kazhinji 90 madhigirii kuona vharafu kuvhura uye kuvhara muitiro kudzora. Iyi mhando yemagetsi actuator yakakamurwa kuita yakananga yekubatanidza mhando uye base crank mhando zvinoenderana neyakasiyana yekuisa interface mode. A) Yakabatana zvakananga: inoreva iyo fomu yekumisikidza yakanangana yekumisikidza yekubuda shaft yemagetsi actuator uye tsinde yevharuvhu. B) Base crank type: inoreva chimiro icho chinobuda shaft chakabatana nevharuvhu hunde kuburikidza ne crank. 2. Multi-rotary electric actuator (kona 360 degrees) inokodzera mavharuvhu emagedhi, globe valves, nezvimwewo. Kutenderera kwegomba rinobuda remagetsi emagetsi rinopfuura vhiki imwe, kureva, yakakura kudarika 360 degrees. Iyo inowanzoda inodarika denderedzwa kuti ione kuvhura nekuvhara maitiro ekutonga kwevhavha. 3. Stroke yakatwasuka (yakananga kufamba) inokodzera chigaro chimwe chete chekudzivirira chigaro, chigaro chechigaro chevhavha mbiri, etc. Kufamba kwechitsiko chekubuda kwemagetsi emagetsi ndiko kufamba kwemutsara, kwete kutenderera. Zviviri, maererano nekugadzirwa kwemaitiro ekugadzirisa zvinodiwa kuti uone maitiro ekugadzirisa emagetsi emagetsi 1. Kushandura rudzi (kuzarura-loop control) Kushandura rudzi rwemagetsi emagetsi anowanzoona kuvhara kana kuvhara kwevhavha. Ivhavha inenge iri panzvimbo yakazaruka zvakakwana kana munzvimbo yakavharwa zvakakwana. Rudzi urwu rwevharuvhu harudi kunyatso kudzora kuyerera kwepakati. Izvo zvinonyanya kukosha kutaura kuti switching emagetsi actuators inogona zvakare kukamurwa kuita kupatsanurwa chimiro uye yakasanganiswa chimiro nekuda kweakasiyana maumbirwo mafomu. Izvi zvinofanirwa kutsanangurwa pakusarudza mhando, zvikasadaro zvinowanzoitika mumunda kuisirwa uye kutonga system *** uye zvimwe zvisizvo. A) Kupatsanura chimiro (chinowanzonzi common type): iyo control unit inoparadzaniswa kubva kune yemagetsi actuator. Iyo electric actuator haigone kudzora valve yakazvimirira, asi inofanirwa kudzorwa neyekunze control unit. Kazhinji, iyo yekunze controller kana control cabinet inoshandiswa kutsigira. Kukanganisa kwechimiro ichi ndechekuti haina kukodzera kuisirwa kwese kweiyo sisitimu, kuwedzera wiring uye kuisirwa mari, uye kutadza kutadza, kana kutadza kunoitika, haina kukodzera kuongororwa uye kugadzirisa, kudhura-inoshanda haina kunaka. . B) Yakabatanidzwa chimiro (inowanzo kunzi inosanganisa mhando): iyo control unit uye yemagetsi actuator yakarongedzerwa yakazara, iyo inogona kushandirwa munharaunda pasina yekunze control unit, uye inogona kushandirwa kure chete nekuburitsa ruzivo rwakakodzera rwekutonga. Zvakanakira chimiro ichi zviri nyore sisitimu kuisirwa kwese, kuderedza wiring uye kuisirwa mari, kuongororwa nyore uye kugadzirisa matambudziko. Nekudaro, izvo zvechinyakare zvakabatanidzwa zvigadziriso zvigadzirwa zvakare zvine akawanda kusakwana, saka akangwara emagetsi actuator anogadzirwa. 2. Kugadzirisa mhando (yakavharwa-loop control) inogadzirisa mhando yemagetsi actuator kwete chete ine basa rekushandura rudzi rwakabatanidzwa chimiro, asiwo rinogona kunyatsogadzirisa valve uye kugadzirisa kuyerera kwepakati. A) Kudzora chiratidzo cherudzi (ikozvino uye voltage) Kudzora chiratidzo chekudzora magetsi actuator kazhinji ine chiratidzo chazvino (4 ~ 20MA, 0 ~ 10MA) kana chiratidzo chemagetsi (0 ~ 5V, 1 ~ 5V). Mhando uye maparamendi echiratidzo chekudzora anofanira kuve akajeka pakusarudza rudzi. B) maitiro ekushanda (magetsi pa, magetsi akadzimwa) kudzora emagetsi actuator anoshanda modhi anowanzo magetsi pa (tora 4 ~ 20MA control semuenzaniso, magetsi pane anoreva 4MA chiratidzo chinoenderana nevhavha yepedyo, 20MA inoenderana nevhavha yakavhurika) , imwe yacho ndeyemagetsi emhando yemagetsi (tora 4-20MA control semuenzaniso, magetsi pa inoreva 4MA chiratidzo chinoenderana nevhavha yakazaruka, 20MA inoenderana nevhavha yakavharwa). C) Kurasikirwa kwekudzivirira kwechiratidzo Kurasikirwa kwekudzivirira kwechiratidzo kunoreva kuti kana chiratidzo chekudzora charasika nekuda kwekukanganisa kwemutsara, iyo electric actuator ichavhura nekuvhara iyo yekudzora vharafu kune yakatarwa kuchengetedza kukosha. Iyo yakajairika kuchengetedza kukosha yakavhurika zvizere, yakavharwa zvizere uye in situ. Zvinoenderana nezvinodiwa zvenzvimbo yekushandisa uye kuputika-chiratidzo giredhi, iyo yemagetsi mudziyo wevharuvhu inogona kukamurwa kuva yakajairika mhando, yekunze mhando, flameproof mhando, yekunze flameproof mhando, nezvimwewo zvina, zvinoenderana nevhavha torque inodiwa kune magetsi actuators. iyo inobuda torque yevhavha kuvhura uye kuvhara inodiwa torque inosarudza inobuda torque yemagetsi actuator kusarudza sei, kazhinji inoiswa mberi nemushandisi kana nekufananidza mugadziri wevharuvhu, sezvo mugadziri weactuator anongotarisira kuburitsa torque yemagetsi, yakajairika vharafu kuvhura nekuvhara iyo torque inodiwa inotarwa neiyo dhayamita dhayamita saizi, zvinhu zvakaita sekumanikidza kushanda, Asi nekuda kweiyo vharafu mugadziri wekugadzirisa kurongeka, hurongwa hwekusangana, kuitira kuti kugadzirwa kwakasiyana kwemugadziri weiyo yakafanana dhizaini inodiwa torque yakasiyanawo. , kunyangwe iyo dhizaini yakafanana nevharuvhu yekugadzira vharafu torque yakasiyana zvakare, yakasarudzwa mhando actuator torque sarudzo idiki kwazvo ichaita kuti haigone kuvhurika / kuvhara vharafu, yemagetsi actuator inofanira kusarudza inonzwisisika huwandu hwe torque. shanu, kusarudzwa kwakaringana kwevhavha yemagetsi mudziyo yakavakirwa pa: torque yekushandisa: torque yekushandisa ndiyo huru parameter yevhavha yemagetsi mudziyo, iyo inobuda torque yechigadzirwa chemagetsi inofanira kunge iri 1.2 kusvika 1.5 nguva yevhavha yekushanda torque. Operation thrust: kune maviri makuru magadzirirwo evhavha yemagetsi mudziyo: imwe haina kuisirwa thrust plate, yakananga kubuda torque; Imwe yacho ine thrust disc, iyo inobuda torque kuburikidza neiyo thrust disc stem nati inoshandurwa kuita inobuda. Output shaft rotation denderedzwa kuverenga: nhamba yelaps valve electric actuator inobuda shaft kutenderera ine zita rekuti dhayamita yevharuvhu, iyo valve stem thread pitch, shinda, maererano neM = H / ZS kuverenga (M yemagetsi emagetsi inofanira kugutsa huwandu hwese mhete inotenderera, H kureba kwevharuvhu inovhurika, S ye stem drive screw pitch, Z yedzinde shinda). Stem dhayamita: kune akawanda-kutendeuka emhando stem mavharuvhu, kana yakakura dhayamita yedzinde inobvumidzwa nemagetsi mudziyo isingakwanisi kupfuura tsinde yevharuvhu yevharuvhu, haigone kuunganidzwa muvharuvhu yemagetsi. Naizvozvo, dhayamita yemukati yegomba rinobuda shaft yechigadzirwa chemagetsi chinofanira kunge chakakura kupfuura dhayamita rekunze rehunde yevharuvhu yakavhurika. Kune mamwe mavharuvhu anotenderera uye mavharuvhu mazhinji anotenderera muvharuvhu yetsvimbo yakasviba, kunyangwe usingatarise dhayamita yehunde kuburikidza nedambudziko, asi mukusarudzwa kunofanirwawo kutariswa zvizere dhayamita dhayamita uye saizi yekiyi, kuitira kuti gungano rishande zvakajairika. Kumhanya kwekubuda: kana vheji yekuvhura nekuvhara ichimhanya zvakanyanya, zviri nyore kugadzira mvura inorova chiitiko. Nokudaro, kuzarura kwakakodzera uye kuvhara nokukurumidza kunofanira kusarudzwa maererano nemamiriro akasiyana ekushanda.