Mai sarrafa matsa lamba: tsarin pneumatic na motar yana ƙarƙashin iko

regulyator_davleniya_3

Tsarin pneumatic na motoci da tarakta suna aiki akai-akai a cikin wani yanki na matsa lamba, lokacin da matsa lamba ya canza, gazawarsa da raguwa yana yiwuwa.Matsakaicin matsa lamba a cikin tsarin yana samar da mai sarrafawa - karanta game da wannan naúrar, nau'ikansa, tsarinsa, aiki, da gyare-gyare da gyare-gyare a cikin labarin.

 

Menene mai daidaita matsa lamba?

Mai kula da matsa lamba wani bangare ne na tsarin pneumatic na motoci da kayan aiki daban-daban;Na'urar da ke tabbatar da dawwamar matsa lamba a cikin tsarin, kuma tana yin ayyuka da yawa na kariya da kariya.

Wannan rukunin yana magance ayyuka masu zuwa:

• Tsayar da matsa lamba na iska a cikin tsarin a cikin iyakataccen iyaka (650-800 kPa, dangane da nau'in kayan aiki);
• Kariya na tsarin pneumatic daga karuwar matsa lamba sama da iyakar kafa (sama da 1000-1350 kPa, dangane da nau'in kayan aiki);
• Rigakafi da kariyar tsarin daga gurɓatawa da lalata saboda fitar da ƙura a cikin yanayi lokaci-lokaci.

Babban aikin mai sarrafawa shine kula da matsa lamba na iska a cikin tsarin a cikin kewayon da aka kafa, ba tare da la'akari da nauyin halin yanzu ba, yawan masu amfani da aka haɗa, yanayin yanayi, da dai sauransu. condensate da aka tara a cikin sassan tsarin (musamman a cikin mai karɓa na musamman) an cire su cikin yanayi, wanda ke kare su daga lalata, daskarewa da kuma gurɓata.

 

Na'urar da ka'idar aiki na mai sarrafa matsa lamba

Akwai nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan matsin lamba akan kasuwa a yau, amma duk sun faɗi cikin manyan ƙungiyoyi biyu:

• Masu daidaitawa na yau da kullun;
• Masu sarrafawa da aka haɗa tare da adsorber.

Na'urori na nau'i na farko suna daidaita matsa lamba a cikin tsarin kuma suna yin ayyuka masu kariya, yayin da ake aiwatar da dehumidification na iska ta wani bangare daban - mai raba danshi da mai (ko mai raba mai da na'urar bushewa).Na'urori na nau'i na biyu suna sanye da harsashi na adsorber, wanda ke ba da ƙarin dehumidification na iska, yana ba da kariya mafi kyau ga tsarin pneumatic.

Duk masu gudanarwa suna da na'ura iri ɗaya, kowannensu yana ba da abubuwa na asali da yawa:

regulyator_davleniya_1

Zane mai daidaita matsi


• Abubuwan sha da shaye-shaye akan tushe guda;
• Bawul ɗin da ba a dawo da shi ba (wanda yake a gefen bututun fitarwa, yana hana raguwar matsa lamba a cikin tsarin lokacin da aka kashe compressor);
• Bawul ɗin cirewa (wanda yake a gefen ƙananan ma'auni na yanayi, yana samar da iska a cikin yanayi);
• Daidaita fistan da aka haɗa da abubuwan sha da shaye-shaye (yana ba da buɗaɗɗen buɗaɗɗen ci da shaye-shaye, yana jujjuya iska mai gudana a cikin mai sarrafa).

Duk sassa da sassan naúrar suna cikin akwati na ƙarfe tare da tsarin tashoshi da cavities.Mai sarrafawa yana da ma'auni guda huɗu (bututu) don haɗawa da tsarin pneumatic na mota: shigarwa - iska mai matsawa daga kwampreso ya shiga shi, fitarwa - ta hanyarsa iska daga mai sarrafawa ta shiga cikin tsarin, yanayi - matsa lamba da condensate ana fitarwa a cikin. yanayi ta hanyarsa, kuma na musamman don tayar da tayoyi.Za'a iya sanye take da ma'auni na yanayi tare da muffler - na'urar da za ta rage yawan sautin da ke tasowa daga matsin lamba.Ana yin fitar da kumbura ta taya a cikin hanyar haɗin hose, an rufe shi da hular kariya.Har ila yau, mai sarrafawa yana ba da wani samfurin yanayi na ƙananan ɓangaren giciye, wajibi ne don aiki na yau da kullum na fistan fitarwa, ba a haɗa bututun mai zuwa wannan tashar ba.

A cikin masu sarrafawa tare da adsorber, wani akwati da aka cika da kayan hygroscopic an haɗa shi zuwa gidaje, yana shayar da danshi daga iska da ke fitowa daga compressor.Yawancin lokaci, ana yin adsorber a cikin nau'i na ma'auni na ma'auni tare da dutse mai zare, wanda za'a iya maye gurbin idan ya cancanta.

Ayyukan mai sarrafa matsa lamba ba shi da wahala sosai.Lokacin da injin ya fara, matsewar iska daga kwampreta ya shiga daidai tasha mai sarrafa.Muddin matsa lamba yana cikin kewayon aiki ko žasa, bawul ɗin suna cikin wani wuri wanda iska ke gudana cikin yardar kaina ta hanyar mai sarrafawa a cikin tsarin, cika masu karɓa kuma tabbatar da aikin masu amfani (shakewa da duba bawuloli suna buɗe, Ana rufe bawul ɗin ci da fitarwa).Lokacin da matsa lamba ya kusanci babban iyaka na kewayon aiki (750-800 kPa), zazzagewa da buɗaɗɗen bawul ɗin buɗewa, kuma buɗaɗɗen dubawa da shaye-shaye suna rufe, sakamakon haka, hanyar iska ta canza - yana shiga cikin tashar sararin samaniya kuma an sallame shi. .Don haka, kwampreso ya fara raguwa, haɓakar matsa lamba a cikin tsarin yana tsayawa.Amma da zarar matsa lamba a cikin tsarin ya ragu zuwa ƙananan iyaka na kewayon aiki (620-650 kPa), bawuloli suna motsawa zuwa wani wuri wanda iska daga kwampreta ya fara komawa cikin tsarin.

A cikin yanayin da mai sarrafawa ya kashe kwampreso lokacin da matsa lamba ya kai 750-800 kPa, to a nan gaba tsarin tsaro zai yi aiki, rawar da ke taka rawa ta hanyar bawul ɗin fitarwa.Kuma idan matsa lamba ya kai 1000-1350 kPa, bawul ɗin saukewa yana buɗewa, amma sauran abubuwan da ke cikin naúrar ba su canza matsayinsu ba - sakamakon haka, tsarin yana da alaƙa da yanayin, an saki matsa lamba na gaggawa.Lokacin da matsa lamba ya faɗi, bawul ɗin fitarwa yana rufe kuma tsarin yana ci gaba da aiki akai-akai.

Matsalolin da aka katse da kwampreso daga tsarin pneumatic an saita ta da ƙarfin bazara na piston mai daidaitawa.Ana iya canza shi ta hanyar daidaita madaidaicin dunƙule a kan farantin bazara.An gyara dunƙule ta hanyar ƙulle, wanda ke hana na'urar daga mutuwa saboda rawar jiki, girgiza, ƙwanƙwasa, da sauransu.

Masu gudanarwa tare da adsorber suna aiki iri ɗaya, amma suna ba da ƙarin ayyuka guda biyu.Na farko, lokacin da aka saki matsa lamba, ba a saki iska kawai a cikin sararin samaniya ba - yana wucewa ta hanyar adsorber a kishiyar shugabanci, yana cire danshi mai tarawa daga gare ta.Kuma, na biyu, lokacin da adsorber ya toshe (an tace iska daga compressor, amma ko da yaushe akwai ƙayyadaddun ƙayyadaddun abubuwa a cikinsa, wanda aka ajiye a kan kwayoyin halitta), bawul ɗin kewayawa yana jawo, kuma iska daga cikin iska. layin fitarwa yana shiga kai tsaye cikin tsarin.A wannan yanayin, ba a cire iska ba, kuma dole ne a maye gurbin adsorber.

Ana shigar da mai sarrafa matsi na kowane nau'i a cikin layin fitarwa na tsarin pneumatic nan da nan a bayan kwampreso da mai raba mai da danshi (idan an samar da shi a cikin tsarin).Ana iya ba da iska daga mai sarrafawa, dangane da kewaye na tsarin pneumatic, zuwa fis ɗin daskarewa sannan zuwa bawul ɗin aminci, ko da farko zuwa mai karɓar mai ɗaukar hoto sannan zuwa bawul ɗin aminci.Ta wannan hanyar, mai sarrafawa yana lura da matsa lamba a cikin tsarin gaba ɗaya kuma yana kare shi daga abubuwan da ke sama.

regulyator_davleniya_4

Zane na mai sarrafa matsa lamba tare da adsorber


Batutuwa na zaɓi da kuma gyara masu kula da matsa lamba

Lokacin aiki, mai sarrafa matsa lamba yana fuskantar gurɓatawa da nauyi mai nauyi, wanda sannu a hankali yana haifar da tabarbarewar ingancinsa da lalacewa.Ana samun haɓaka tsawon rayuwar mai gudanarwa ta hanyar dubawa da tsaftacewa yayin kula da abin hawa.Musamman ma, ya zama dole a tsaftace magudanar da aka gina a cikin masu sarrafawa da kuma duba duka naúrar don raguwa.A cikin masu sarrafawa tare da adsorber, Hakanan wajibi ne don maye gurbin harsashi tare da adsorbent.

Idan akwai rashin aiki na mai sarrafawa - leaks, aikin da ba daidai ba (rashin kashe compressor, jinkiri a cikin iska, da dai sauransu) - dole ne a gyara ko maye gurbin naúrar a cikin taron.Idan akwai sauyawa, ya kamata ka zaɓi mai sarrafa nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau’in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i) wanda aka sanya shi a cikin motar (ko analog ɗin sa wanda yayi daidai da halayen tsarin pneumatic).Bayan shigarwa, sabon na'urar dole ne a daidaita shi daidai da shawarwarin masu kera abin hawa.Tare da zabi mai kyau da maye gurbin mai sarrafawa, tsarin pneumatic zai yi aiki da dogara a cikin yanayi daban-daban.


Lokacin aikawa: Agusta-05-2023