Seal like tsotso: bayanin irin iri-iri da kuma sake dubawa

A cikin masana'antu samar a lokacin bututun aiki, daban-daban iri iri na farashinsa babu makawa bayyana asarar ruwaye. Rigakafin wadannan lokuta ne da yawa like, daya daga wanda za a tattauna a daki-daki a cikin wannan labarin.

Seal like tsotso

Modern farashinsa sanye take da wani babban yawan abubuwa. A wannan yanayin, da bayani dalla-dalla na aikin da ake bukata domin mayar da hankali a kan al'ada da kuma m aiki na samfur a matsayin dukan. Sealing gland farashinsa view of sauki daga ta yi da kuma sauƙi na aikace-aikace da aka yi amfani da fiye da sau da yawa fiye da sauran sealing na'urorin.

aiki da bukatun

Impeller duk irin famfo kayan aiki aiki godiya ga mota. Mafi sau da yawa shi ne wutar lantarki. Ta hanyar inji hada guda biyu daukar kwayar cutar makamashi daga engine shaft ga impeller, wanda ya kafa shi a motsi. da shaft da kanta ne wajen kayan aiki mahalli, yin harsashi ma'ajiyar nuclear. Saboda makawa asarar aiki m.

Idan ka yi amfani da wani hatimi shaƙewa kwalaye na farashinsa, da yayyo na pumped ruwa za a iya kauce masa. Yana amfani da wadannan fasahohin:

1. Ramming (gland shine yake) hatimi. Yana wakiltar wani zobe na fibrous kayan.

2. Lebe. Domin irin wannan hatimi, m kayayyakin da za a iya karfafa da kara stiffness. Amfani don hawa a famfo kayan aiki da low rotational gudun.

3. Inji. Ya kunshi ƙawanya biyu a hankali spaced da juna a kan shaft. Daya rotates da shaft, da sauran zauna gaba daya m.

4. Tsaguwa. Na biyu sunan - labyrinth. An dauke da mafi zamani abin dogara hatimi views. Gabatar a matsayin wani zobe daga mai taushi gami. Ana amfani da a multistage farashinsa, inda da yin amfani da sauran kimiyoyi iya muhimmanci shafar yadda ya dace.

Bugu da kari, akwai na'urorin da cewa ba ya bukatar like, kamar farashinsa tare da Magnetic hada guda biyu da kuma wani rigar na'ura mai juyi.

Description Seals, inji

Slotted kayan fi amfani da su samar da wani hatimi na submersible farashinsa. Su ne ba batun musamman bukatun ga ruwa yayyo. Ga taka wata rawa babban tsawon lokaci na aiki.

Sealing gland farashinsa ya bayyana kusan lokaci guda tare da kayan aiki da kanta ga yin famfo ruwaye. Wannan musamman zobe na fibrous kayan, wanda da su ne bisa shaƙewa, Saboda haka su suna. A shiryawa kamata a wetted hawa da bututun ruwa. Wajibi ne ga sanyaya kuma lubrication na gland shine yake. The sosai guda wetting ruwa ne fraught tare da asarar. famfo hour ya shafi asarar 1-15 lita na ruwa. Idan GASKET ba wetted, da kayan hasarar amfani da sauri "ƙona fita."

Wajibi ne a kullum tsare gaskets. Compressors da farashinsa a lokaci guda ba za ka iya shiga cikin wannan, kuma yana daya daga cikin muhimman abũbuwan amfãni daga cikin like. Kai ne lokaci-lokaci "Pull-up" cuff.

Hankula bambancin like for famfo kayan aiki

A zamani kasuwar yayi wani iri-iri na like ga farashinsa. kowa like ake wakilta biyu main iri:

1. Shaƙewa tare da karfafa baki. Babban manufar - su hana asarar da pumped ruwa.

2. Sleeves karfafa bellow da daya gefen. Amfani ga kariya na fili daga turɓãya da datti. Har ila yau, ba su yarda m barin sufuri tsarin.

Idan muka yi la'akari da yanayin samar, za mu iya rarrabe like:

• tare da wanda ya canja wani gefe.

• tare da wani gefe, na karshe machining.

Dangane da irin roba ne irin cuffs:

1. Bisa ga nitrile roba. Products sanya daga 1, 2, da na 3 na roba sa. Halin da mun gwada da babban korau dokin zafin aiki (-30, -45, kuma -60 ° C bi da bi).

2. A kan tushen da fluoro roba. Albarkatun kasa - roba kungiyoyin 1 da 2. Idan famfo watsa man ko ma'adinai jure yanayin zafi har zuwa 170 ° C.

3. Daga Silicone roba. A yi na tayoyin da ake amfani kawai daya kungiyar. Lower iyaka da aiki zazzabi shiryawa -55 ° C.

Matsayin mai mulkin, ta zamani, cuffs zo da marẽmari. Su ne dace da like a kan shafts na daban-daban diameters.

A spring iya kawota dabam daga gland shine yake idan ana sa ran aiki tare da shaft na 20 mm ko fiye da 120 mm.

Shaƙewa akwatin: yi halaye ga wanda farashinsa mafi amfani

Matsayin mai mulkin, da cuffs ne daban-daban daga sauran like domin ta sassauci, plasticity. High lalacewa juriya ne ma wata babbar riba na kayayyakin. Negligible sakamako a kan shaft na shimfida aikace-aikace kashi.

Performance halaye ne kai tsaye dogara a kan tsarin da kuma ri sealant, wanda aka yi amfani da a samar. Dangane da saƙa ne diagonal (da ta kuma hada) da kuma daya multilayer gaskets (Magana game da core tsarin). Bisa ga abun da ke ciki na cuff ne:

• asbestos da kuma wadanda ba asbestos.

• bushe da impregnated (as amfani impregnation kitse, graphite da m cakuda).

• karfafa da kuma unreinforced.

Seals amfani sealing mahadi centrifugal, fistan farashinsa da kuma na'ura mai aiki da karfin ruwa presses. Padding za a iya amfani da a kayan aiki domin yin famfo plunger ruwa. Lokacin da installing da samfurin ya kamata ba za a manta da cewa a gland shine yake hatimi farashinsa zai buga wani adadin na ruwa, ake magana a kai a sama.

Graphite-yumbu like

Wannan shi ne daya daga cikin iri na cuffs domin yin famfo kayan aiki. A amfani da irin wannan hatimi gaba daya ware ingress na aiki ruwa zuwa ba mota. Inda ake da like amfani compacted graphite-yumbu? Ruwa farashinsa, wanda ya yi daidai inji hatimi, ba sosai. Yawanci, da aikace-aikace da aka iyakance kawai da surface kashi sunadaran.

Service rayuwa iya isa shekaru 10. Ya kamata bi zuwa ga daidai aiki na famfo tashar. Babban bukatar sanya a lokacin da kayan aiki:

1. A rashin "bushe gudu." An tsananin haramta a ci gaba da famfo a cikin "a kan" Yanayin, idan akwai ruwa a cikin tsarin.

2. Shi ne mafi kyau ga isar da mafi ladabi abu. A gaban impurities zai rage cuff sabis.

3. Tabbata a tsaya ga zazzabi tsarin mulki.

Abũbuwan amfãni like for farashinsa ruwa hatimi

Cuffs kayan aiki zuwa tsotso ruwa kama saka yadin da aka saka square. Asbestos (auduga ko Bast) yarn iya zama hada da jan karfe ko tagulla waya. Seals tsotso ruwa hatimi yana da wani core sanya gubar. Tef size ne 5 * 0.5. Yana iya amfani maimakon netting 4 gubar wayoyi.

Aiyuka gaskets da ruwa hatimi, kamar yadda mai mulkin, a kan tsotsa gefe. Amma yana yiwuwa a yi amfani da su, da kuma daga kishiyar sashi. shiryawa size aka kai tsaye alaka da diamita na shaft. Matsakaicin yawan zobba hatimi - 5.

Yadda za a zabi caul

Selection na like gudanar da wani yawan halaye. Ba tare da wani shakka, mafi muhimmanci shi ne tambaya na aminci. Daga cikin wasu, da muhimmanci sharudda dauke kudin. Ƙarin sigogi yi la'akari lokacin da zabar wani na'urar:

• hours of aiki.

• m asara.

• shiryayye-rai.

• halin kaka da cewa zai bayyana a harka na gyara.

Bugu da kari, selection na like ga farashinsa za a dogara ne masu girma dabam. Wadannan sun hada da ciki da kuma na waje diameters, tsawo da kuma kauri daga cikin substrate.

Abin da yi masu amfani da

Mutane da yawa da aka gitta su a gland shine yake taro saboda guda-mataki famfo. Sau da yawa alama versatility shiryawa. A amfani da like ba a iyakance ga high-gudun shafts.

An lura da cewa da hatimin like pumps lubricated silicone-tushen farfado mafi girma thermal kwanciyar hankali.

Bambancin da high carbon ciki muhimmanci rage fadada rabo ta kara yawan zafin jiki na ruwa. A aramid fiber impregnated da ptfe a cikin shiryawa da damar aiki a wani lalatattu yanayi domin sinadaran masana'antu, ikon shuke-shuke da kuma a cikin takarda masana'antu.