Kuisirwa, Kushanda uye Kugadzirisa Chinyorwa- Katatu Magetsi Butterfly Mavharuvhu

1. Makuriro

Rondedzero yacho inosanganisira Yakajairwa Dhayamita NPS 10 ~ NPS48, Yakajairwa Kuteedzera Kirasi (150LB-300LB) flanged katatu eccentric simbi chisimbiso shavishavi mavharuvhu.

2. Chigadzirwa Chigadzirwa

2.1 Unyanzvi zvinodiwa

2.1.1 Dhizaini uye Gadzira standard: API 609

2.1.2 Kuguma kusvika kumagumo ekubatanidza standard: ASME B16.5

2.1.3 Chakatarisana nechiso divi chiyero: API609

2.1.4 Iyo yekumanikidza-tembiricha giredhi muyero: ASME B16.34

2.1.5 Kuongorora uye kuyedza (kusanganisira hydraulic bvunzo): API 598

2.2 Chigadzirwa General

Katatu eccentric butterfly vharafu ine yakapetwa simbi yekuvhara chisimbiso ndeimwe yezvigadzirwa zvikuru zveBVMC, uye inoshandiswa zvakanyanya mukugadzira simbi, indasitiri yakajeka, simba remagetsi, petrochemical, gasi chiteshi uye mamwe minda.

3. Hunhu uye Kushanda

Chimiro chakapetwa katatu eccentric uye simbi yakagara. Iyo ine yakanaka yekuisa chisimbiso mashandiro pasi pemamiriro ekunze tembiricha uye / kana yakanyanya tembiricha. Chidiki vhoriyamu, kureruka uremu, kuvhura nekuvhara zvinoshanduka uye hwakareba hupenyu hwekushanda ndezvayo zviri pachena zvakanakira zvichienzaniswa nemagedhi mavharuvhu kana epasi mavhavha. Inoshandiswa zvakanyanya mukugadzirwa kwesimbi, indasitiri yakajeka, simba remagetsi, petrochemical, gasi gasi chiteshi uye mamwe minda, kushandiswa kwekuchengetedza kwakavimbika, vharafu ndiyo sarudzo yakasarudzika yemabhizimusi emazuva ano.

4．Maumbirwo

4.1 Katatu eccentric simbi yekuisa chisimbiso butterfly vharuvhu sezvakaratidzwa mu Sketch 1

Mufananidzo 1 Katatu eccentric simbi yekuisa chisimbiso butterfly vharafu

5. Izwi rekusimbisa:

Mufananidzo 2 Iyo yakajairika katatu eccentric simbi yekuisa chisimbiso butterfly vharuvhu inowanzoitika BVMC chigadzirwa, sezvakaratidzwa mumufananidzo 2.

(a) Chimiro Hunhu: Nzvimbo yekutenderera yeplate butterfly (kureva vharuvhu nzvimbo) ndeyekugadzira tsvete A ine bota rebutafura rekuisa chisimbiso pamusoro, uye tsvete B ine mutsetse wepakati wemuviri wevhavha. Uye Angle createdbe yakasikwa pakati penzvimbo yepakati yechisimbiso kumeso uye chigaro chemuviri (kureva., Axial mutsara wemuviri)

(b) Nheyo yekuisa chisimbiso: Zvichienderana nekaviri eccentric butterfly vharuvhu, katatu eccentric butterfly vharuvhu yakagadzira Angle the pakati pepakati pechigaro nemuviri. Mhedzisiro yacho inoratidzwa mumufananidzo 3 muchinjikwa. Kana katatu eccentric yekuisa chisimbiso butterfly vharafu iri munzvimbo yakazara yakavhurika, iyo butterfly ndiro yekuisa chisimbiso pamusoro ichave yakaparadzaniswa zvachose kubva kuvhavha chigaro chekuisa chisimbiso pamusoro. Uye pachave nekuumba clearance - pakati pebutafuru ndiro yekuisa chisimbiso kumeso uye kuvhara muviri muviri zvakafanana nekaviri eccentric butterfly vharafu. Sezvinoratidzwa mumufananidzo 4, nekuda kwekuumbwa kwe β angle, anglesβ1and β2 ichaumba pakati peiyo tangent mutsara wediski yekutenderera njanji uye vharafu yekuisa chisimbiso pamusoro. Kana uchivhura nekuvhara disc, iyo shavishavi ndiro yekuisa chisimbiso pamusoro inozopatsanurana uye kuumbana, uye wozobvisa zvachose michina kupfeka uye abrasion. Kana mabhure akavhura vharuvhu, iyo disc yekuisa chisimbiso pamusoro inoparadzaniswa ipapo kubva pachigaro chevhavha. Uye chete panguva yakazara yakavharwa, dhisiki rinokwana kupinda pachigaro. Sezvinoratidzwa pamufananidzo4, nekuda kwekuumbwa kwekona and1uye β2, kana vharuvha yevhayafuru ikavharwa, chisimbiso chisimbiso chinogadzirwa nevhavha shaft drive torque chizvarwa kwete kuchinjika kwechigaro chevharufuru vharuvhu. Izvo hazvigone chete kubvisa mukana wechisimbiso mhedzisiro kudzikisira uye kukundikana kunokonzerwa nechigaro zvinhu kukwegura, kutonhora kuyerera, kwakavharika invalidation zvinhu, uye zvinogona zvakasununguka kugadziridzwa kuburikidza nemotokari torque, kuitira kuti katatu eccentric shavishavi vharuvhu chisimbiso kuita nekushanda hupenyu huchave hwakanyanya nani.

Mufananidzo 2 Katatu eccentric mbiri-nzira simbi yakavharidzirwa butterfly vharuvhu

Mufananidzo 3 Dhizaini yetatu eccentric yakapetwa kaviri simbi yekuisa chisimbiso butterfly vharafu pane yakavhurika nyika

Mufananidzo 4 Dhizaini yetatu eccentric yakapetwa kaviri simbi yekuisa chisimbiso butterfly vharuvhu padyo nenyika

6.1 Kuiswa

6.1.1 Kutarisisa zvakanyatsonaka zviri muvhavha yezita remagetsi usati waisa, ita shuwa kuti mhando, saizi, chigaro zvinhu uye tembiricha yevhavha ichaenderana nebasa repombi.

6.1.2 Kutarisa zviri nani mabhaudhi ese mukubatana usati waiswa, kuve nechokwadi chekusimbisa zvakaenzana. Uye kutarisa kana kumanikidza uye kuiswa chisimbiso kwekurongedza.

6.1.3 Kutarisa vharuvhu ine kuyerera mamaki, senge inoratidza iko kuyerera kwekuyerera,

Uye kuisa vharuvhu kunofanirwa kunge kuchiteerana nezvipo zvekuyerera.

6.1.4 Mapaipi anofanirwa kucheneswa nekubvisa maoiri ayo, slag yemoto nezvimwe zvisina kuchena zvisati zvaiswa.

6.1.5 Valve inofanira kutorwa zvinyoro nyoro, ichirambidza kukanda nekudonha kwayo.

6.1.6 Tinofanira kubvisa chifukidziro cheguruva kumagumo evhavha kana tichiisa vharafu.

6.1.7 Paunenge uchiisa vharafu, ukobvu hwesimbi gasket hunopfuura 2 mm uye kumahombekombe kuomarara kunopfuura 70 PTFE kana ichitenderera gasket, flange yemabhaudhi ekubatanidza inofanira kusimbiswa diagonally.

6.1.8 Iko kusununguka kwekutakura kunogona kukonzerwa neshanduko yekudengenyeka uye tembiricha mukutakura, uye kuomesa nzungu dzeganda rekutakurisa kana paine kuvhuvhuta musinde yekuvhara mushure mekuisirwa.

6.1.9 Usati waisa vharuvhu, iyo nzvimbo yepneumatic actuator inofanira kumisikidzwa, kuitira kuita kwekugadzira uye kugadzirisa zvisatarisirwe. Uye iyo actuator inofanira kuongororwa uye kuyedzwa isati yaiswa mukugadzirwa.

6.1.10 Kuongorora kuri kuuya kunofanirwa kunge kuri maererano nematanho akakodzera. Kana nzira yacho isiriyo kana kugadzirwa nevanhu, BVMC Kambani haizotora chero mutoro.

6.2 Kuchengetedza uye Mchizoro  

6.2.1 Iwo magumo anofanira kuvharwa neguruva chivharo mune yakaoma uye ine mweya nzvimbo, kuona kuchena kwevhavhavha mhango.

6.2.2 Kana vharuvhu yekuchengetera kwenguva yakareba yashandiswazve, kurongedza kunofanira kutariswa kana kusiri iko uye kuzadza mafuta ekuzora muzvikamu zvinotenderera.

6.2.3 Iwo mavhavha anofanirwa kushandiswa nekuchengetwa munguva yewarandi (zvinoenderana nechibvumirano), kusanganisira kutsiva gasket, kurongedza nezvimwe.

6.2.4 Mamiriro ekushanda evhavha anofanirwa kugara akachena, nekuti anogona kuwedzera hupenyu hwayo hwebasa.

6.2.5 Mavharuvhu anofanirwa kuongorora uye kugadzirisa nguva dzose mukushanda kudzivirira kubva pakurwisa ngura uye kuona kuti michina iri mumamiriro akanaka.

Kana iyo svikiro iri mvura kana oiri, zvinokurudzirwa kuti mavhavha anofanira kuongororwa nekuchengetwa mwedzi mitatu yega yega. Uye kana iyo svikiro ichikanganisa, zvinokurudzirwa kuti ese mavhavha kana chikamu chevhavha chinofanira kuongororwa nekuchengetwa mwedzi wega wega.

6.2.6 Mhepo firita yekununura-yekumanikidza vharuvhu inofanirwa kudhiraivha nguva dzose, kusvibiswa kubuda, kutsiva chinhu chesefa. Kuchengeta mweya wakachena uye wakaoma kudzivirira kusvibiswa pneumatic zvinhu, chikonzero chekutadza. (Kuona iyo "pneumatic actuator."mashandiro kuraira")

6.2.7 Cylinder, pneumatic zvinoriumba uye pombi zvinofanirwa kuongororwa zvakaringana uye kazhinji ku rambidza kubuda kwegesi (Kuona "iyo pneumatic actuator mashandiro kuraira")

6.2.8 Kana uchigadzirisa mavhavha achaburitsa zvikamu zvekare, kubvisa muviri wekunze, makwapa nenzvimbo ine ngura. Kutsiva akakuvadzwa gaskets uye kurongedza, yekuisa chisimbiso pamusoro kunofanirwa kugadziriswa. Hydraulic bvunzo inofanirwa kuitwazve mushure mekugadzirisa, vanokwanisa kushandisa.

6.2.9 Chikamu chebasa revhavha (senge hunde uye kurongedza chisimbiso) chinofanira kuramba chakachena nekupukuta guruva kudzivirira kubva kuora ngura.

6.2.10 Kana paine kuvhuvhuta pakurongedza uye kurongedza gland nzungu dzinofanira kusimbiswa zvakananga kana kushandura kurongedza zvinoenderana nemamiriro ezvinhu. Asi Hazvibvumirwe kuchinja kurongedza nekumanikidza.

6.2.11 Kana iyo vhuvha yekudonha isina kugadziriswa online kana kune mamwe matambudziko ekushandisa, kana kubvisa vharuvhu kunofanirwa kuve maererano nematanho anotevera:

1. Teerera chengetedzo: kune yako chengetedzo, kubvisa vharuvhu kubva pombi kutanga inofanirwa kunzwisisa kuti chii chiri pakati nepombi. Iwe unofanirwa kupfeka michina yekudzivirira yevashandi kudzivirira iyo yepakati mukati mekukuvara kwepombi. Panguva imwechete kuti uve nechokwadi chekuti iyo pombi yepakati kumanikidza kwatova. Iyo vharuvhu inofanira kuvharwa zvizere usati wabvisa vharuvhu.
2. Kubvisa pneumatic mudziyo (kusanganisira ruoko rwekubatanidza, Kuona "iyo pneumatic actuator mashandiro kuraira") Inofanirwa kungwarira kushanda kuitira kudzivirira kukuvara kubva padzinde uye pneumatic mudziyo;
3. Iyo yekuisa chisimbiso mhete yedhi uye chigaro inofanirwa kuongororwa kana iine chero nekukasira kana butterfly vharafu yakavhurika. Kana paine zvishoma zvakwenenzverwa pachigaro, inogona kushandisa emery jira kana oiri pane yekuisa chisimbiso pamusoro pekushandurwa. Kana pakadzika zvishoma pakadzika, matanho akakodzera anofanirwa kutorwa kuti agadzirise, iyo vharuvhu butterfly inogona kushandisa mushure mekuedzwa kwayakafanira.
4. Kana iyo yekumisikidza hunde yadeuka, iyo inorongedza gland inofanira kubvisa, uye kutarisa iyo hunde nekurongedza nepamusoro, kana hunde iine chero chikwe, vharuvhu inofanira kuungana mushure mekugadzirisa. kana kurongedza kwakakuvara, kurongedza kunofanira kuchinjwa.
5. Kana humburumbira iine matambudziko, ichaongorora pneumatic zvinoriumba, ive nechokwadi chekuti gasi nzira inoyerera uye nemhepo kumanikidza, yemagetsi inodzosera vharuvhu zvakajairika. Kuona iyo "pneumatic actuatormashandiro kuraira")
6. Kana gasi raiswa muchigadzirwa chemweya, rinoona kuti humburumbira haruna mukati nekunze haruna kubuda. Kana pneumatic mudziyo chisimbiso chikakuvadzwa kunogona kutungamira mukudzikira kwekumanikidza kwekumanikidza torque, kuitira kuti isasangane nesvutuguru vharuvhu kuvhura nekuvhara mashandiro, inoteerera kutarisisa kwekutarisa uye kutsiva zvikamu.

Pneumatic butterfly vharafu zvimwe zvikamu kazhinji hazvigadzirise. Kana kukuvara kwacho kwakakomba, unofanirwa kubata fekitori kana kutumira kune yekugadzirisa fekitori.

6.2.12 Bvunzo

Iyo vharuvhu ichave yekumanikidza kuyedza mushure mekunge vharafu yagadzirisa iyo bvunzo zvinoenderana nematanho akakodzera.

6.3 Kuraira kwekushanda

6.3.1 Pneumatic yakavhiyiwa vharafu ine humburumbira mudziyo mutyairi ichaitwa dhisiki kutenderera 90 ° kuvhura kana kuvhara vharuvhu.

6.3.2 Iyo yakavhurika-yekuvhara nzira dzepneumatic actuated butterfly vharafu ichaiswa mucherechedzo wechinzvimbo pane pneumatic mudziyo.

6.3.3 Butterfly vharafu ine truncation uye gadziridza chiito inogona kushandiswa seyemvura switch uye kuyerera kudzora. Kazhinji hazvibvumirwe kupfuura kumanikidza - tembiricha muganho mamiriro kana kazhinji kuchinjisa kumanikidza uye tembiricha mamiriro

6.3.4 Butterfly vharuvhu ine kugona kurwisa kwakanyanya kumanikidza mutsauko, usarega vharuvhu bhattifuru yakavhurwa pasi peyakanyanya-pesuru musiyano kunyangwe pakudzvanyirirwa kwakanyanya kunoramba kuchipararira. Zvikasadaro zvinogona kukonzera kukuvara, kana kunyange yakakomba njodzi chengetedzo uye kurasikirwa nhumbi.

6.3.5 Mavharuvhu emweya anoshandisa kakawanda, uye mashandiro uye kufamba kwemamiriro ekugadzirisa zvinofanirwa kuongororwa nguva dzese.

6.3.6 Pneumatic chishandiso wachi kurira kuti butterfly vharuvhu yakavharwa, inopesana nemawachi kuti butterfly vharafu kuvhura.

6.3.7 Uchishandisa pneumatic butterfly vharafu inofanirwa kutarisisa kumhepo yakachena, mweya wekumanikidza kumanikidza i0,4 ~ 0.7 Mpa. Kuchengetedza mamhepo mweya akavhurika, asingatenderwe kuvhara mhepo inlet uye kuyerera kwemhepo. Usati washanda, inoda kupinda mumhepo yakamanikidzwa kuti itarise kana iyo pneumatic butterfly butter valve kufamba kuri kwakajairika. teerera kune pneumatic butterfly vharafu yakavhurika kana yakavharwa, ingave disc iri munzvimbo yakazara yakavhurika kana yakavharwa. Kuchenjerera kune chinzvimbo chevharuvhu uye chinzvimbo chesilinda chinoenderana.

6.3.8 Maumbirwo epneumatic actuator crank ruoko ndeye rectangular musoro, unoshandiswa manyore mudziyo. Kana tsaona ikaitika, inogona kubvisa pombi yekupa mweya yakanangana nechipanera kuti iro rekushandisa bhuku riwanikwe.

7. Kukanganisa, zvikonzero uye mhinduro (Ona Tab 1)

Tab 1 Zvinogona kuitika matambudziko, zvikonzero uye mhinduro

Ongorora: Vashandi vekuchengetedza vanozove neruzivo rwakakodzera uye ruzivo.