Sechikamu chakakosha chezvikamu zvepasirese, RF coaxial majoini ane yakanaka yekufambisa bhendi hunhu uye akasiyana nzira dzekubatanidza dziri nyore, saka dzinoshandiswa zvakanyanya mukuyedza zviridzwa, masisitimu ezvombo, midziyo yekutaurirana uye zvimwe zvigadzirwa.Sezvo kushandiswa kweRF coaxial connectors kwapinda angangoita zvikamu zvese zvehupfumi hwenyika, kuvimbika kwayo kwakakwezvawo kutarisisa kwakawanda.Iyo yekukundikana modhi yeRF coaxial majoini anoongororwa.
Mushure mekunge N-type connector pair yabatanidzwa, nzvimbo yekubatana (yemagetsi uye mechanical reference plane) yekunze conductor ye connector pair inosimbiswa kune imwe neimwe nekumanikidzika kwetambo, kuitira kuti uwane kupikisa kuduku (< 5m Ω).Iyo pini yepini ye conductor mupini inopinzwa mugomba re conductor mune socket, uye yakanaka yemagetsi kubata (contact resistance <3m Ω) inochengetwa pakati pemaconductors maviri emukati pamuromo we conductor mune socket kuburikidza ne elasticity ye socket wall.Panguva ino, nhanho yepamusoro ye conductor mupini uye kumagumo kwechiso che conductor mu socket haina kumanikidzwa zvakasimba, asi pane gap re<0.1mm, iyo ine simba rinokosha pakushanda kwemagetsi uye kuvimbika kwe iyo coaxial connector.Iyo yakanaka yekubatanidza mamiriro eiyo N-mhando yekubatanidza pair inogona kupfupikiswa sezvizvi: zvakanaka kubata kwekunze conductor, kubata kwakanaka kwemukati conductor, kutsigirwa kwakanaka kwerutsigiro rwedielectric kune yemukati conductor, uye kutenderera kwakaringana kwetambo tension.Kana iyo iri pamusoro yekubatanidza mamiriro yachinja, chinongedzo chinotadza.Ngatitangei nemapoinzi aya uye tiongorore kutadza musimboti wekubatanidza kuwana nzira chaiyo yekuvandudza kuvimbika kwechibatanidza.
1. Kutadza kunokonzerwa nekusabatana zvakanaka kwekunze conductor
Kuti ive nechokwadi chekuenderera kwemagetsi uye magadzirirwo emagetsi, masimba ari pakati pematanho ekusangana ekunze maconductor kazhinji akakura.Tora N-mhando yekubatanidza semuenzaniso, kana torque yekusimbisa Mt yescrew sleeve iri standard 135N.masendimita, fomula Mt=KP0 × 10-3N.m (K ndiyo inosimbisa torque coefficient, uye K = 0.12 pano), iyo axial pressure P0 yekunze conductor inogona kuverengwa kuva 712N.Kana simba rekunze conductor rakashata, rinogona kukonzera kusakara kwakakomba kwechiso chekubatanidza chekunze conductor, kunyangwe deformation uye kudonha.Semuyenzaniso, ukobvu hwemadziro ehuso hwekubatanidza hwekupedzisira kweyekunze conductor yekuguma kwechirume cheSMA chinongedzo chakatetepa, chete 0.25mm, uye zvinhu zvinoshandiswa zvakanyanya ndarira, zvine simba risina simba, uye torque yekubatanidza yakakura zvishoma. , saka chiso chekubatanidza chinoguma chinogona kukanganiswa nekuda kwekunyanyisa extrusion, iyo inogona kukuvadza mukati conductor kana dielectric support;Uye zvakare, iyo pamusoro peiyo yekunze conductor yekubatanidza inowanzo kuputirwa, uye kupfekedzwa kweiyo yekubatanidza yekupedzisira kumeso kuchakuvadzwa nehukuru hwekubatana simba, zvichikonzera kuwedzera kwekusangana kwekupokana pakati pekunze conductors uye kuderera kwemagetsi. kushanda kwechibatanidza.Uye zvakare, kana iyo RF coaxial yekubatanidza ikashandiswa munzvimbo ine hutsinye, mushure menguva yakati rebei, guruva rinoiswa pamucheto wekubatanidza wekunze conductor.Iyi guruva yehupfu inokonzera kupikisa kwekubatana pakati pemakonduri ekunze kuwedzera zvakanyanya, kurasikirwa kwekuisa kwekubatanidza kunowedzera, uye indekisi yekushanda kwemagetsi inoderera.
Matanho ekuvandudza: kudzivirira kusangana kwakashata kwemutyairi wekunze kunokonzerwa nedeformation kana kunyanya kupfeka kwechiso chekupedzisira chekubatanidza, kune rumwe rutivi, tinogona kusarudza zvinhu zvine simba rakakwirira rekugadzirisa kunze conductor, zvakadai sendarira kana simbi isina tsvina;Kune rumwe rutivi, kukora kwemadziro ekubatanidza kumagumo kwechiso chekunze conductor kunogonawo kuwedzerwa kuti kuwedzere nzvimbo yekubatana, kuitira kuti kumanikidzwa kwechikamu chechikamu chekubatanidza kumucheto kwechiso chekunze kwekunze kunoderedzwa kana zvakafanana. yekubatanidza torque inoshandiswa.Semuenzaniso, yakagadziridzwa SMA coaxial connector (SuperSMA yeSouthWEST Company muUnited States), dhayamita yekunze yerutsigiro rwayo rwepakati iΦ 4.1mm yakaderedzwa kusvika Φ 3.9mm, ukuru hwemadziro enzvimbo yekubatanidza yeconductor yekunze inowedzerwa zvakafanana. kusvika ku 0.35mm, uye simba remagetsi rinovandudzwa, nokudaro rinowedzera kuvimbika kwekubatanidza.Paunenge uchichengeta uye uchishandisa chinongedzo, chengetedza chinongedzo chekupedzisira chechiso chekunze chakachena.Kana pane guruva pairi, pukuta nedoro donje bhora.Izvo zvinofanirwa kucherechedzwa kuti doro harifanire kunyikwa parutsigiro rwenhau panguva yekukwesha, uye chinongedzo hachifanirwe kushandiswa kusvika doro rave kuputika, zvikasadaro iyo impedance yekubatanidza ichachinja nekuda kwekusanganiswa kwedoro.
2. Kukundikana kunokonzerwa nekusabatana kwakashata kwemukati conductor
Kana ichienzaniswa neyekunze conductor, iyo yemukati conductor ine diki diki uye isina simba simba inogona kukonzeresa kusaonana uye kutungamirira kukundikana kwekubatanidza.Elastic yekubatanidza inowanzoshandiswa pakati pemakondukita emukati, senge socket slotted elastic connection, spring claw elastic connection, bellows elastic connection, etc. Pakati pazvo, socket-slot elastic connection ine chimiro chakareruka, mutengo wakaderera wekugadzirisa, kusangana uye kushandiswa kwakakura. range.
Matanho ekuvandudza: Tinogona kushandisa simba rekuisa uye kuchengetedza simba repini yegeji yakajairwa uye kondakita musoketi kuyera kana kuenderana pakati pesoketi nepini zvine musoro.Kune N-mhando yekubatanidza, dhayamita Φ 1.6760+0.005 Simba rekupinza kana pini yegeji inofananidzwa nejeko inofanira kuva ≤ 9N, ukuwo dhayamita Φ 1.6000-0.005 pini yegeji uye kondakita musoketi inofanira kuva nesimba rekuchengetedza ≥ 0.56N.Naizvozvo, tinogona kutora simba rekuisa uye rekuchengetedza simba seyero yekuongorora.Nekugadzirisa ukuru uye kushivirira kwechigadziko nepini, pamwe chete nekukwegura kwekurapa kwemutyairi mubhoti, simba rekuisa uye simba rekuchengetedza pakati pepini uye chigadziko chiri munharaunda yakakodzera.
3. Kukundikana kunokonzerwa nekukundikana kwekutsigira dielectric kutsigira mukati conductor zvakanaka
Sechikamu chakakosha cheiyo coaxial yekubatanidza, tsigiro yedhielectric inoita basa rakakosha mukutsigira muitisi wemukati uye kuve nechokwadi chehukama hwehukama pakati pemukati nekunze conductor.Iyo mechanical simba, thermal yekuwedzera coefficient, dielectric nguva dzose, kurasikirwa chinhu, kunyura kwemvura uye mamwe maitiro ezvinyorwa zvine zvakakosha pakuita kwechibatanidza.Simba remagetsi rakakwana ndiro rinonyanya kukosha kune dielectric rutsigiro.Panguva yekushandiswa kwechibatanidza, tsigiro ye dielectric inofanira kutakura axial pressure kubva kune yemukati conductor.Kana simba remagetsi rekutsigirwa kwe dielectric rakanyanyisa, rinokonzera deformation kana kunyange kukuvadza panguva yekubatanidza;Kana iyo yekupisa yekuwedzera coefficient yechinhu ichi yakawandisa, kana tembiricha yachinja zvakanyanya, iyo dielectric tsigiro inogona kuwedzera kana kuderera zvakanyanya, zvichiita kuti yemukati conductor isununguke, idonhe, kana kuve neakisi yakasiyana kubva kune yekunze conductor, uye zvakare ichikonzera saizi yechiteshi chekubatanidza kuti ichinje.Zvisinei, kunyura kwemvura, dielectric nguva dzose uye kurasikirwa kunokanganisa kushanda kwemagetsi kwezvibatanidza zvakadai sekurasikirwa kwekuisa uye kuratidzira coefficient.
Matanho ekuvandudza: sarudza zvinhu zvakakodzera kugadzirisa iyo yepakati tsigiro zvinoenderana nehunhu hwezvinhu zvakasanganiswa zvakaita senzvimbo yekushandisa uye yekushanda frequency renji yekubatanidza.
4. Kutadza kukonzereswa netambo tension isina kuendeswa kune okunze conductor
Nzira yakajairika yekukundikana uku ndeyekudonha kwescrew sleeve, iyo inonyanya kukonzerwa nekusanzwisisika dhizaini kana kugadziriswa kweiyo screw sleeve chimiro uye kushata elasticity ye snap ring.
4.1 Kusanzwisisika dhizaini kana kugadzirisa kwe screw sleeve chimiro
4.1.1 Dhizaini yedhizaini kana kugadzirisa kwescrew sleeve snap ring groove hazvina musoro
(1) Iyo snap ring groove yakadzika zvakanyanya kana kudzika zvakanyanya;
(2) Kona isina kujeka pazasi pegoroko;
(3) Chamfer chakakurisa.
4.1.2 Hukobvu hweaxial kana radial madziro escrew sleeve snap ring groove yakatetepa zvakanyanya
4.2 Kusagadzikana kwe snap ring
4.2.1 Iyo radial ukobvu dhizaini ye snap ring haina musoro
4.2.2 Kusimba kwekuchembera kusina musoro kwe snap ring
4.2.3 Kusarudzwa kwezvinhu zvisina kunaka kwe snap ring
4.2.4 Chamfer yekunze yedenderedzwa yesnap ring yakakurisa.Iyi fomu yekukundikana yakatsanangurwa muzvinyorwa zvakawanda
Kutora N-mhando coaxial yekubatanidza semuenzaniso, akati wandei ekutadza modes ye screw-yakabatana RF coaxial connector iyo inoshandiswa zvakanyanya inoongororwa.Yakasiyana yekubatanidza modhi inozotungamira kune dzakasiyana kutadza modes.Chete nekuongororwa kwakadzama kweiyo inoenderana maitiro ega ega kutadza modhi, zvinokwanisika kuwana yakagadziridzwa nzira yekuvandudza kuvimbika kwayo, uye wosimudzira kuvandudzwa kweRF coaxial connectors.
Nguva yekutumira: Feb-05-2023