Kana zviri zvemamatiresi, munhu wese anozviziva. Mattresses pamusika ari nyore kuwana, asi ndinotenda kuti vanhu vazhinji havatarise zvakanyanya kune machira emamatiresi. Muchokwadi, machira emamatiresi zvakare mubvunzo mukuru. Nhasi, mupepeti achataura nezvemumwe wavo, shure kwezvose, jira harigoni kupfupikiswa mumashoko mashomanana chete.
Nhasi, mupepeti achaunza jira rine simba rekudzivirira mvura mukatimachira ematiresi.
Chii chinonzi hydrophobic fabric?
Mucheka usina mvura - chaizvoizvo, zvinoreva kudzivirira mvura kubva kune rumwe rutivi rwejira kuenda kune rumwe. Irwo rudzi rutsva rwejira remachira, rinoumbwa nepolymer isingapindi mvura uye inofema zvinhu (PTFE firimu) yakasanganiswa nejira rinoumbwa nejira.
Sei ichigona kusapinda mvura?
Mazuva ano, micheka yakawanda yemattress haisi mvura, zvishoma chete zvishoma zvemvura zvinonamatira kune metiresi, iyo inopinda mukati mayo mushure mechinguva, ichipa nzvimbo yakanaka yekugara kwebhakitiriya uye mite. Uye kune micheka isingapindi mvura, mamiriro ezvinhu akadaro angadai asina kuwanikwa. Nheyo yaro ndeyokuti mumamiriro ehutu hwemvura, zvimedu zvemvura zviduku zvikuru, uye maererano nemusimboti wekufamba kwecapillary, zvinogona kunyatsopinda mukati me capillary kune rumwe rutivi, zvichiita kuti chiitiko chepermeability. Apo mhute yemvura inonyura kuita madonhwe emvura, zvidimbu zvinova zvakakura. Nekuda kwekukakavadzana kwepamusoro pemadonhwe emvura (mamorekuru emvura anokweva uye anopikisa mumwe nemumwe), mamorekuru emvura haakwanise kuburitsa kubva mumadonhwe emvura uye kupinda kune rimwe divi, izvo zvinodzivirira kupinza kwemvura uye kuita kuti membrane inofema isapinda mvura. Thespunbond jira risiri rakarukwainogadzirwa naLiansheng zvakare ine simba rekudzivirira mvura uye rinoshandiswa zvakanyanya mukugadzira mabhegi echirimo mumamatiresi. Yakachipa uye inogara kwenguva refu.
Ndeapi maitiro makuru emachira asingapindi mvura?
Basa guru remachira asingapindi mvura anosanganisira kudzivirira mvura, hunyoro hunopinda mukati, kufema, kudzivirira, uye kudzivirira mhepo. Panyaya yetekinoroji yekugadzira, zvinodiwa zvehunyanzvi zvemachira asingapinde mvura uye anofema zvakakwirira zvakanyanya kupfuura izvo zvemachira asingapindi mvura; Panguva imwecheteyo, maererano nehutano, micheka isina mvura uye inofema inewo maitiro ekushanda ayo mamwe machira asina mvura haana. Machira asina mvura uye anofema haango wedzera mhepo uye kusimba kwemvura kwejira, asi zvakare ane kufema kwakasiyana. Vanogona kukurumidza kudzinga mhute yemvura mukati mechimiro, kudzivirira kukura kwe mold, uye kuchengetedza muviri wemunhu unogara wakaoma. Vanogadzirisa zvakakwana matambudziko ekufema, kupikisa mhepo, kudzivirira mvura, uye kudziya, zvichiita kuti vave rudzi rutsva rwemucheka une utano uye ushamwari.
Metiresi chinhu chakakosha chekurara muhupenyu hwedu hwezuva nezuva. Kana paine vana vanonyanya kushingaira pamba, unogona kufunga kutenga metiresi yakagadzirwa nejira risina mvura rekushandisa kumashure, izvo zvinogona kuderedza dambudziko rakawanda muhupenyu hwako.
Nzira yekubvisa sei mvura
1. Yang's formula
Donhwe remvura rinowira panzvimbo yakasimba, zvichifunga kuti nzvimbo yacho yakanyatsoti sandara, simba rekudonhedza rinodonhedzwa pane imwe nzvimbo, uye huwandu huri mumunda hunoregererwa. Nekuda kwekudyidzana pakati pekukakavadzana kwepamusoro (Ys) yefibers mumucheka, kudzvanya kwepamusoro (YL) yezvinwiwa, uye kupindirana kwezvinwiwa (YLS) zvezvimisikidzo, madonhwe anoumba maumbirwo akasiyana (kubva kucylindrical kusvika kufurati). Kana donhwe remvura riri mukuenzana panzvimbo yakasimba, poindi A inoiswa pasi pesimba regiravhiti rakapararira, kunze kwekuenzana kwakakwana.
Engle 0 inodaidzwa kuti contact angle, Kana 0= Na 00 o'clock, donhwe remvura rinonyorovesa nzvimbo yakasimba pajira redonje, inova mamiriro ekugumira enzvimbo yakasimba iri kunyorova nemunda. Kana 0=1800, mvura inodonhedza inenge cylindrical, inova yakanaka isina kunyorova mamiriro. Mukupedzisa kwekudzivirira kwemvura, kushushikana kwepamusoro kwedonhwe remvura kunogona kutorwa sechinhu chinogara chiripo. Naizvozvo, kana munda unogona kunyorovesa nzvimbo yakasimba yakaenzana nerelay tension yeakafa lotus shizha panzvimbo yakasimba mubhangi. Zvinonzi hombe yekuona kona ye0 inonyanya kufarirwa kudonhedza remvura Rolling kurasikirwa, zvinoreva kuti idiki iri nani.
2. Fabric adhesion work
Nekuda kwekuti Ys neYLS haigone kuyerwa zvakananga, yekubata kona 0 kana cos0 inowanzo shandiswa kuongorora zvakananga dhigirii rekunyorova. Zvisinei, kona yekuonana haisi iyo inokonzera kunyorova, uye chigumisiro chaicho saka parameter inomiririra basa rekunamatira uye kuwirirana pakati pavo, pamwe chete nehuwandu hwekunyorova.
Ose ari maviri YL uye cos0, anomiririra basa rekunamira, anogona kuyerwa, saka iyo equation ine inoshanda kukosha. Saizvozvo, basa rinodiwa kupatsanura donhwe remvura pachikamu cheyuniti pane iyo interface kuita madonhwe maviri ndeye 2YL, iyo inogona kunzi seyakabatana basa remvura. Kubva pane formula, zvinogona kuoneka kuti sezvo basa rekunamatira rinowedzera, iyo yekuonana kona inoderera. Kana basa rekunamatira rakaenzana nebasa rakabatana, ndiko kuti, kona yekubatanidza i zero. Izvi zvinoreva kuti mvura yacho yakatsetseka zvachose panzvimbo yakasimba. Sezvo cos0 isingakwanise kudarika 1, kunyangwe basa rekunamatira rakakura kupfuura 2YL, kona yekubata inoramba isina kuchinjika. Kana WSL =”YL, zvino 0 i900. Kana kona yekubata i180 °, WSL=O, zvichiratidza kuti hapana viscous effect pakati pemvura uye yakasimba. Zvisineyi, nekuda kwekumwe kuita kwekunamira pakati pezvikamu zviviri izvi, mamiriro ekusangana akaenzana ne180 ° haasati ambowanikwa, uye zvakanyanya, mamwe mapeji akakura kana 6 anogona kuwanikwa e60.
3. Kushungurudzika kwepamusoro kwepamusoro kwejira
Nekuda kwekuyera kunenge kusingagoneke kwekumanikidzana kwepasi, kuti tinzwisise kunyorova kwenzvimbo yakasimba, mumwe munhu akayera tension yayo yakakosha. Kunyange zvazvo kudzvinyirirwa kwepamusoro kwepamusoro hakugoni kumiririra zvakananga kudzvinyirirwa kwepamusoro kweiyo yakasimba, asi pane kukura kweYs YLS, inogona kuratidza kuoma kwekunyorova pamusoro pechinhu chakasimba. Asi zvinofanira kudaro
Zvinofanira kucherechedzwa kuti kuyera kunetsa kwepamusoro inzira yeempirical uye huwandu hwekuyera hwakatetepa zvakare.
Zvinogona kuonekwa kuti kunze kwe cellulose, iyo yakakosha yepamusoro tension yezvinhu zvose inotererwa kuve yakaderera, saka vose vane imwe dhigirii yekudzinga mvura, neCF3 iri iyo yakakura uye CH iri diki. Zviripachena, chero chigaro chemidziyo chine hombe yekutumira uye diki yakakosha kushushikana kwepasi, pamwe nechero mumiriri wekupedzisa, inogona kuwana zvirinani zvinodzoreredza mvura.
Nguva yekutumira: Jan-31-2024