Ndi Mitundu Yanji Yosiyaniranapo Ya Ma Valve Handwheels?

M'mapaipi a mafakitale ndi machitidwe owongolera madzimadzi,magudumu a valvendi zigawo zikuluzikulu zogwiritsira ntchito pamanja, ndipo mapangidwe awo amakhudza mwachindunji magwiridwe antchito, chitetezo, ndi moyo wa zida. Kuyambira{1}}mavavu a nthunzi yotentha kwambiri m'mafakitale opangira magetsi otenthetsera magetsi mpaka ku dzimbiri{2}}mavavu agulugufe osamva m'mafakitale oyeretsera zinyalala, mitundu yosiyanasiyana ya mawilo amanja amakwanitsa kugwira ntchito mosiyanasiyana posankha zinthu, kamangidwe kake, komanso kukonza bwino ntchito. Nkhaniyi kusanthula pachimake gulu la valavu handwheels kuchokera miyeso ya makhalidwe zakuthupi, mawonekedwe structural, zochitika ntchito, ndi ntchito yapadera, ndi kuphatikiza mfundo makampani ndi deta kuyeza kuwulula mfundo zake luso makampani amakono.

M'ndandanda wazopezekamo
1. Gulu lazinthu: Mpikisano wa magwiridwe antchito pakati pa zitsulo ndi -zopanda zitsulo
2. Kamangidwe kamangidwe: Chisinthiko kuchokera ku masipoko oyambira kupita ku kuphatikiza kwanzeru
3. Zochitika zogwiritsira ntchito: Njira zothetsera mavuto a mafakitale, maboma ndi apadera
4. Mitundu ya ntchito zapadera: Kupita patsogolo paukadaulo-kudzitsekera, kutenthetsa ndi kusintha liwiro
5. Kusankhira ndi kukonza: Mfundo yogwirizana ndi momwe zinthu zilili komanso kuwongolera-kwathunthu
6. Ukadaulo wa Frontier: Fusion luso la kusindikiza kwa 3D ndi kuzindikira mwanzeru
7. Mwachidule: Filosofi yosinthira mafakitale yazigawo zing'onozing'ono,

I. Gulu lazinthu: Mpikisano wa magwiridwe antchito pakati pa zitsulo ndi -zopanda zitsulo
1. Zitsulo handwheel
(1) Wheel yachitsulo yachitsulo (HT200/HT250)
Thupi katundu: Brinell kuuma 170-240HB, kosunthika mphamvu 200-250MPa, kutentha kukana osiyanasiyana -20 digiri ~ 300 digiri.
Ubwino: Mtengo wotsika (pafupifupi 1/3 ya wheelchair yachitsulo chosapanga dzimbiri), kuyendetsa bwino, koyenera zochitika zamakampani wamba (monga mapaipi operekera madzi ndi kukhetsa, -makina otsika kwambiri).
Zoperewera: zosavuta kuchita dzimbiri (kuchuluka kwa dzimbiri m'malo opopera mchere 0.05mm/chaka), osakhala abwino kwa asidi ndi media zamchere.
Mlandu wa ntchito: Chipata cha valavu yachipata cha malo osungiramo zimbudzi chimapangidwa ndi chitsulo cha HT250 choponyedwa, chokhala ndi zokutira za epoxy resin (kukhuthala kwa 100μm) pamwamba, ndipo moyo wautumiki umakulitsidwa kuchokera zaka 2 mpaka zaka 5.

(2) Chitsulo chosapanga dzimbiri chamanja(304/316L)
Kusiyanitsa kwazinthu: 304 imagonjetsedwa ndi dzimbiri wamba (iyoni ya kloridi Yocheperapo kapena yofanana ndi 200ppm), 316L ili ndi molybdenum (2-3%), ndipo kukana kwake ku dzimbiri kwa chloride ion kumawonjezeka ndi 3 nthawi (imatha kupirira 1000ppm chloride ion).
Deta ya magwiridwe antchito: kachulukidwe 7.93g/cm³, mphamvu zokolola Zazikulu kuposa kapena zofanana ndi 205MPa, zimatha kugwira ntchito mokhazikika mumitundu ya -196℃~600℃.
Chitsanzo ntchito: hydrochloric asidi valavu mapaipi (316L handwheel) mu makampani mankhwala, pamwamba roughness Ra Pasanathe kapena wofanana 1.6μm, kuchepetsa dzimbiri chifukwa cha zotsalira sing'anga.

(3) Aluminiyamu aloyi handwheel (ADC12/6061-T6)
Ubwino wopepuka: kachulukidwe 2.7g/cm³, 60% yopepuka kuposa chitsulo chonyezimira, yoyenera kumtunda-kutalika kapena zochitika pafupipafupi (monga mavavu a sitima yapamadzi).
mankhwala pamwamba: Anodizing (filimu makulidwe 15μm) akhoza kupirira kutsitsi mchere kwa maola 500, kuposa maola 100 osasamalidwa.
Zolepheretsa: Kulimba kocheperako (HB60-90), osati koyenera kunyamula katundu wolemetsa (magudumu achitsulo oponyedwa amalimbikitsidwa ngati torque> 50N · m).

2. -wilo lamanja losakhala lachitsulo
(1) Engineering pulasitiki handwheel (ABS/PC/PA66)
Kuyerekeza kwamakhalidwe:

Ubwino: Kutchinjiriza kwabwino (resistivity ya voliyumu> 10^15Ω・cm), kulibe mpweya wa ayoni wachitsulo, ndipo kumakwaniritsa miyezo ya FDA yolumikizana ndi chakudya (monga PA66 mawilo am'manja a mapaipi a mkaka).

(2) Galasi CHIKWANGWANI analimbitsa pulasitiki handwheel (FRP)

Kapangidwe kaphatikizidwe: utomoni wagalasi umalimbitsa utomoni wa poliyesitala, mphamvu yolimba Yaikulu kuposa kapena yofanana ndi 300MPa, mphamvu yopindika Yaikulu kuposa kapena yofanana ndi 400MPa, asidi wabwino kwambiri komanso kukana kwa alkali (kusintha kulemera<0.1% after immersion in 5% sulfuric acid for 30 days).

Momwe mungagwiritsire ntchito: valavu yodzaza ndi sodium hypochlorite m'malo osungira madzi a m'madzi, mutasintha gudumu lachitsulo chosapanga dzimbiri, chiwopsezo cha kulephera kwa dzimbiri chimachepetsedwa ndi 90%.

II. Kapangidwe kakapangidwe: Chisinthiko kuchokera ku masipoko oyambira mpaka kuphatikiza mwanzeru

1. Gulu lachikhazikitso choyambira

(1) Wilo loyankhula

Mfundo yopangira: 3-8 spokes imagwirizanitsa likulu ndi m'mphepete mwake, kuchepetsa kulemera (20% kupepuka kuposa mtundu wa mbale yolankhulidwa) ndi kupititsa patsogolo kutentha kwa kutentha (malo apamwamba akuwonjezeka ndi 30%).

Zochitika zogwiritsidwa ntchito: Mavavu omwe amafunikira kugwira ntchito mwachangu (monga ma valve oyimitsa), m'mphepete mwake nthawi zambiri amakhala 100-300mm, ndipo mphamvu yotumizira ma torque ndi yayikulu kuposa kapena yofanana ndi 95% (ASME B16.34 standard).
Mlandu wokhathamiritsa: Mtundu wina wa valavu ya pachipata umatengera kapangidwe ka 6, ndipo m'mphepete mwake ndi wopindika (kuzama kwake ndi 0.5mm), komwe kumawonjezera kukangana ndi 40%, ndipo sikuterereka ndikagwiritsidwa ntchito ndi manja anyowa.

(2) Wheel yolumikizira mbale (Solid Wheel)
Structural features: The solid spoke plate connects the hub and the rim, with high strength (30% stronger deformation resistance than the spoke type), suitable for heavy-duty conditions (torque>100N・m).
Kagwiritsidwe kake: Kutentha kwambiri-kutentha kwambiri-mavavu olowera m'mafakitale amagetsi otenthetsera magetsi (kuthamanga kogwira ntchito 10MPa, kutentha 540 digirii), makulidwe a handwheel speak plate ndi 15mm, ndipo ayesedwa ndi ultrasonic flaw kuzindikira (chiwopsezo chambiri<0.5%).

(3) Kupinda gudumu
Ubwino wa danga: Ma spokes amatha kupindika (kukhuthala kwake kuchepetsedwa ndi 60% mutapinda), oyenera mipata yopapatiza (monga mabwalo a sitima ndi mapaipi m'nyumba zokwera-zokwera).
Kupanga kwamakina: Kutsekera kwachitsulo chakumapeto (kutsegula mphamvu 5-8N), moyo wopinda Kuposa kapena wofanana ndi nthawi 10,000 (GB/T 12220 valve drive device standard).

2. Mapangidwe opangira ntchito
(1) Wilo lakumanja lokhala ndi cholozera/mulingo
Kuwongolera kolondola: Wwilo lamanja lolozera (kulondola ± 1 digiri) limagwiritsidwa ntchito pazochitika zomwe zimafuna kusinthidwa kolondola (monga mavavu owongolera), okhala ndi mizere ya sikelo ya digirii 5 ndi chipangizo chocheperako (kulakwitsa kwa sitiroko Kuchepera kapena kofanana ndi 2%).
Mlandu wa ntchito: Wwilo la metering valve la fakitale yopanga mankhwala, sikeloyo imapangidwa ndi zinthu za fulorosenti (excitation wavelength 450nm), yomwe imawoneka bwino m'malo amdima, ndipo cholakwika chowongolera mlingo ndi.<0.5%.

(2) Wilo lamanja lokhala ndi chiboliboli
Mapangidwe ochepetsera mikangano: Chipinda cha magudumu chimamangidwa-monga mpira wozama kwambiri (monga mtundu 6203), ndipo torque yake imachepetsedwa ndi 30% (kuchokera pa 15N·m mpaka 10.5N·m), yomwe ndi yoyenera kugwira ntchito-nthawi zambiri (monga kusinthasintha kasanu patsiku kuposa 5).
Malo osamalira: Ma bearings amayenera kuthiridwa mafuta nthawi zonse (mudzadzani mafuta a lithiamu- miyezi isanu ndi umodzi iliyonse, ndikulowetsa singano 265-295) kuti musamamatire (makokedwe amawonjezeka ndi 50% mukamamatira).

III. Zochitika zogwiritsira ntchito: Njira zosinthira zamafakitale, aboma komanso apadera
1. Mawilo apamanja a zochitika zamakampani
(1) Kutentha kwapamwamba-ndi -mawilo othamanga kwambiri amanja (zitsulo zotayidwa/zoumba)
Magawo aukadaulo: Amakumana ndi ASME B16.5 Kalasi 300, kukana kukakamiza kwa 10MPa, kukana kutentha kwa digirii 550, chithandizo cha aluminizing pamwamba (kukana kwa okosijeni kumawonjezeka ndi nthawi ziwiri).
Kagwiritsidwe ntchito kake: Mavavu akulu mu malasha-mafakitale oyaka moto, malo opangira ma wheel wheelchair ndi tsinde la mavavu amalumikizidwa ndi ma involute splines (ofananira tolerance H7/g6), ndipo torque yotumizira imakula kuposa kapena yofanana ndi 200N・m.

(2) Zotsimikizira kuphulika- handwheel (aluminiyamu aloyi + zokutira conductive)
Mfundo yotsimikizira kuphulika-: Pamwamba pake ndi yokutidwa ndi utoto wochititsa chidwi wa carbon (resistivity<10Ω・cm) to prevent static electricity accumulation (charge leakage time <0.1 second), which complies with ATEX II 2G Ex db IIC T4 standard.
Applicable environment: Inflammable and explosive occasions in petrochemical industry (such as methane concentration >1.5%), m'mphepete mwa gudumu la m'manja ndi lozungulira (R Wamkulu kuposa kapena wofanana ndi 3mm) kuti mupewe kukangana.

2. Wwilo lamanja la zochitika zapachiweniweni
(1) Vavu yapanyumba (pulasitiki / zinki aloyi)
Ergonomics: m'mphepete mwake 60-100mm, pamwamba mphira ❖ kuyanika (Shore kuuma 60A), mphamvu ntchito Osakwana kapena ofanana 15N, oyenera ntchito ndi okalamba ndi ana.
Mapangidwe okhazikika: Amagwirizana ndi GB/T 17241.6 valavu yapanyumba, yoyenera mavavu ampira wamba ndi ma valve oyimitsa (interface ulusi G1/2"~G2").

(2) Bafa lakumanja (mkuwa aloyi + chrome plating)
Kuchiza pamwamba: chrome plating makulidwe 8-12μm, mayeso opopera mchere Oposa kapena ofanana ndi maola 200 (GB/T 9286 adhesion level 0), mankhwala odana ndi zala (contact angle ＞110 digiri).
Mapangidwe atsatanetsatane: zotchingira zotchingira -zojambulidwa pa wheel rim (spacing 2mm), ndipo torque yolowera m'manja monyowa ndi yokhazikika pa 8-10N・m kupeŵa kutayika kwa madzi chifukwa cha kutsetsereka.

3. Special chilengedwe handwheel
(1) Kutentha kwapamanja kwapamanja (chitsulo chosapanga dzimbiri + polytetrafluoroethylene)
Kutsika kwa kutentha kwapakati: 304L chitsulo chosapanga dzimbiri (-196 digiri kulimba kwamphamvu Kuposa kapena kofanana ndi 27J), PTFE gasket (friction coefficient 0.05) imadzazidwa ndi kulumikizana pakati pa gudumu ndi tsinde la valve kuteteza kutentha kwapang'onopang'ono (kuyezetsa kwenikweni kwa pulojekiti inayake ya LNG: torque yozungulira Kusakwana 12N2 digiri - kapena yofanana ndi 12N2m).

(2) Chiguduli cham'madzi cham'madzi (titaniyamu aloyi/magalasi opangidwa ndi pulasitiki)
Malo apanyanja: Titanium alloy handwheel (TC4 material) imalimbana ndi dzimbiri lamadzi a m'nyanja (kuchuluka kwapachaka kwa 0.001mm), pamwamba pa anodized (filimu makulidwe 25μm), oyenera mavavu akuya-a m'nyanja (kuya kwamadzi> 1000m).
Kapangidwe ka ntchito: Kutengera kapangidwe ka shaft yotalikirapo (kutalika kwa 200mm), kuphatikiza ndi zida zapadera zamitundu yosiyanasiyana (chipangizo chokulitsa ma torque, kukulitsa nthawi 5), mphamvu yogwiritsira ntchito pansi pamadzi Ochepera kapena ofanana ndi 50N.

IV. Mtundu wapadera wa ntchito: kupita patsogolo kwaukadaulo pakudzitsekera-kudzitsekera, kutentha ndi kusintha liwiro
1. Wilo lodzitsekera{1}}pamanja
Njira yotsekera:
Kutseka kwamakina: kudzera pakufananiza kwa pini yoyikira ndi poyambira dzino (digrii ya dzino 5), kutsekera mphamvu Yaikulu kuposa kapena yofanana ndi 20N, kuteteza kusokonezeka komwe kumachitika chifukwa cha kugwedezeka (monga valavu yotulutsa kompresa, kutseka kodalirika pama frequency a 50Hz).
Electromagnetic locking: amagwiritsidwa ntchito m'mafakitale odzichitira okha, otsekedwa pomwe coil yamagetsi ipatsidwa mphamvu (nthawi yoyankha<0.2 seconds), released when power is off, in line with ISO 13849 safety level PLd.
Mlandu wa ntchito: Vavu yodzipatula yamagetsi yamagetsi a nyukiliya, gudumu lamanja lili ndi chipangizo chotsekera pawiri (mechanical + electromagnetic), ndipo kuthekera kwa misoperation ndikochepera 10 ^ -6 nthawi / chaka.

2. Kuwotcha pamanja
Mapangidwe a Antifreeze:
Filimu yotenthetsera yamagetsi: nickel-waya wa chromium alloy heaters (mphamvu 50-100W) imayikidwa mu mbale yolankhula, ndipo chotenthetsera chimayikidwa kufika madigiri 5 kuti chiyambe kuteteza icing yotsika (monga mavavu akunja kumadera akumpoto, pamwamba pa gudumu la m'manja amasungidwa kupitirira digirii 30).
Kapangidwe kakuwongolera kutentha: Magudumu amapangidwa ndi aluminiyamu bronze (ZCuAl10Fe3), yokhala ndi matenthedwe a 75W/(m ・ K). Kutentha kumagawidwa mofanana pamphepete, ndipo kutentha kumawonjezeka ndi 40% poyerekeza ndi chitsulo choponyedwa.

3. Handwheel yokhala ndi transmission
Mfundo yosinthira liwiro:
Kusintha liwiro la giya: yomangidwa-poyamba-pochepetsa giya (kuchepetsa chiŵerengero cha 2:1~5:1), yomwe imakulitsa torque (monga torque 20N・m, zotulutsa zimatha kufika 100N・m), zoyenera -mavavu akulu (DN Kuposa kapena ofanana ndi 300mm).
Zida za nyongolotsi: kugwiritsa ntchito mphamvu 85%, zodzitsekera zokha -zotsekera (kupewa kuthamanga kwapakati kuti zisakankhire kumbuyo gudumu la m'manja), mogwirizana ndi muyezo wa JB/T 8853 wotumizira magiya.
Deta yogwira ntchito: DN500 valve butterfly valve handwheel imagwiritsa ntchito njira yosinthira liwiro la 3: 1, mphamvu yogwiritsira ntchito imachepetsedwa kuchokera ku 150N kupita ku 50N, ndipo nthawi yosinthira imafupikitsidwa ndi 25%.

V. Kusankha ndi kukonza: momwe ntchito ikufananira mfundo ndi kayendetsedwe ka kayendetsedwe kake
1. Zinthu zitatu za kusankha
(1) Magawo ogwirira ntchito:
Pressure/temperature: For high pressure>10MPa, sankhani gudumu lachitsulo lopanga, komanso kutentha kochepa<-100℃, use titanium alloy.
Mawonekedwe apakati: Pa asidi ndi alkali medium, sankhani fiberglass/316L, ndi kalasi ya chakudya, sankhani PA66/chrome-yopukutidwa ndi copper alloy.

(2) Ntchito zofunika:
Pafupipafupi: Kuti mugwiritse ntchito pafupipafupi, sankhani gudumu lamanja (kuti muchepetse kutha), ndipo pafupipafupi, sankhani mtundu wolankhula (wotsika mtengo).
Danga: Mtundu wopindika umagwiritsidwa ntchito m'mipata yopapatiza (malo ochepa oyikapo ndi 150mm), ndipo mawilo am'manja okhala ndi zokutira zoteteza ku dzuwa amasankhidwa kuti azikhala panja.

(3) Kutsatira kwanthawi zonse:
Zochitika zamafakitale zimatsata ASME B16.34 ndi GB/T 12220, ndipo kugwiritsidwa ntchito kwa boma kumagwirizana ndi GB/T 17241.6 ndi CE certification.

2. Malo osungira
Kuyang'ana tsiku ndi tsiku:
Kuyang'ana kowona kwa mlungu ndi mlungu: dzimbiri pamwamba (malo a dzimbiri> 5% akufunika kuthandizidwa), ma bolt omasuka (kuchepetsa torque > 20% akuyenera kuzimitsidwanso-).
Kuyesa kwa mwezi uliwonse: torque yozungulira (mafuta amafunikira akamawonjezeka ndi 30% poyerekeza ndi gudumu latsopano), mphamvu ya chipangizo chotseka (nthawi zolephera zotsekera> 1 nthawi / mwezi zimafunikira kukonza).
Nthawi yothira mafuta:
Chitsulo chapamanja chachitsulo: Onjezani mafuta a molybdenum disulfide (kulowetsa singano 220-250) kotala lililonse, ndipo thirani anti-seizing agent (monga Loctite 8008) kumalo okwerera pakati pa hub ndi tsinde la valve.
Pulasitiki pamanja: Pewani kugwiritsa ntchito mafuta a silikoni (omwe angayambitse kupsinjika maganizo), ndipo gwiritsani ntchito utsi wouma wa molybdenum disulfide (zotsalira).<0.1g).

VI. Frontier Technology: Fusion Innovation ya 3D Printing ndi Intelligent Sensing
{{0}D Wilo Lamanja Losindikizidwa
Ubwino Wosintha Mwamakonda Anu:
Topology Optimization: Chotsani-zosanyamula{1}}zopanda katundu (kuchepetsa 40% kulemera), monga gudumu la valavu ya nyukiliya kudzera mu 3D printing (SLM technology), mphamvuyo imachulukitsidwa ndi 20% pochepetsa kulemera.
Rapid Prototyping: Kapangidwe ka batch ang'ono amafupikitsidwa kuchoka pa masiku 7 kufika pa maola 24, oyenera-mavavu osakhazikika (monga mawilo am'manja osinthidwa makonda a 250mm ndi ngodya yolankhula ya digirii 45).
Material Breakthrough: Printed with high-strength aluminum alloy (AlSi10Mg), tensile strength ≥350MPa, after hot isostatic pressing (HIP), density >99.9%.

2. Smart handwheel (yokhala ndi sensa)
Ntchito yowunikira:
Torque sensor: real-time monitoring of operating torque (accuracy ±2%), alarm when abnormal fluctuation (>15%) (monga chenjezo la kupanikizana kwa valve).
Chosindikizira malo: lembani kuchuluka kwa masiwichi (digiri yotsimikiza 1), gwirizanani ndi gawo la intaneti ya Zinthu (monga NB-IoT), kuyang'anira patali momwe gudumu lamanja lilili (kugwiritsa ntchito paki ya mankhwala, nthawi yoyankha yolakwika imafupikitsidwa kuchoka pa maola 2 mpaka mphindi 10).
Kugwiritsa ntchito deta: kudzera mu kusanthula kwakukulu kwa moyo wa magudumu am'manja (zolakwika zolosera Zochepera kapena zofanana ndi 10%), konzani dongosolo lokonzekera (monga kusintha mawilo amanja masabata 2 pasadakhale).

Mwachidule: Filosofi yosinthira mafakitale yazigawo zing'onozing'ono
Kusiyanitsa kwa mitundu ya ma valve handwheel ndiko kulumikizana kwakukulu kwa sayansi ya zinthu, kapangidwe ka makina ndi momwe amagwirira ntchito. Kuchokera pakugwiritsa ntchito mawilo am'manja opangidwa ndi iron iron speaker mpaka kupita patsogolo kwaukadaulo wa mawilo anzeru osindikizidwa a 3D, kubwereza kulikonse kumawonetsa malingaliro akumafakitale a "kusintha kolondola". Posankha, m'pofunika kulinganiza katundu wamakina, kulolerana kwa chilengedwe ndi kumasuka kwa ntchito, ndipo kukonza kumadalira njira zokhazikika ndi kuyang'anira chikhalidwe kuti zitsimikizidwe kuti zikugwira ntchito modalirika pazochitika zazikulu monga kuthamanga kwambiri, kutentha kochepa ndi dzimbiri. M'tsogolomu, ndi kutchuka kwa kupanga mwanzeru komanso ukadaulo wa intaneti wa Zinthu, magudumu am'manja adzasintha kuchoka pazigawo zosavuta zogwirira ntchito kupita ku "ma data node" pakuwongolera zaumoyo wa zida, ndikupangitsa kuti magwiridwe antchito a mafakitale azigwira bwino ntchito.

1: Kodi magudumu am'manja a valve angagwiritsidwe ntchito m'malo ovuta?

A: Inde, magudumu a manja a valve amatha kupangidwa kuti athe kupirira madera ovuta pogwiritsa ntchito zipangizo zomwe sizingawonongeke ndi dzimbiri, UV ndi kutentha kwakukulu.

2: Kodi ndingasankhe bwanji gudumu loyenera la vavu pa ntchito yanga?

A: Zomwe muyenera kuziganizira posankha gudumu la valve ndi kukula kwa valve, malo ogwirira ntchito, torque yofunikira komanso kufunikira kwa zina zowonjezera (monga njira zotsekera kapena zizindikiro za malo).

3: Kodi ntchito ya valve handwheel locking mechanism ndi chiyani?

A: Njira yotsekera pamanja ya valve imagwiritsidwa ntchito kuteteza valavu mosaloledwa kapena mwangozi.

4: Kodi ndimasunga bwanji gudumu langa la valve?

A: Kuyeretsa nthawi zonse ndi mafuta a valve handwheel kungathandize kuonetsetsa kuti ntchito ikuyenda bwino. Kuonjezera apo, zizindikiro zilizonse zowonongeka kapena zowonongeka ziyenera kuthetsedwa mwamsanga kuti tipewe zovuta zina.