Joalo ka karolo e tloaelehileng ea khokahano bakeng sa lienjineri tsohle, li-terminal blocks li 'nile tsa sebelisoa ka lilemo tse ngata ho fana ka lithapo tse sireletsehileng tse sa feleng bakeng sa lits'ebetso tse fapaneng.Terminal block, eo hape e tsejoang ka hore ke terminal block, terminal connector, kapa threaded terminal, e na le modular housing le insulator e kopanyang lithapo tse peli kapa ho feta hammoho.Hobane khokahano ke ea nakoana, "terminal block" e thusa ho nolofatsa ts'ebetso ea tlhahlobo le tokiso ea tšimo.Le hoja e le karolo e batlang e le bonolo, empa pele ho khetho ea li-terminal block le litlhaloso tsa eona li na le kutloisiso ea motheo kapa e ntle.
Puisano ena e tla akaretsa mefuta e tloaelehileng ea li-terminal block, lintlha tsa bohlokoa tsa motlakase le tsa mochini, le ho fana ka lintlha tse ling ho thusa baenjiniere ka khetho.
Tlhophiso e tloaelehileng
Mofuta oa mofuta oa PCB, mofuta oa terata le mofuta o otlolohileng ke mefuta e meraro e atileng ka ho fetesisa ea li-terminal block.Tafole e latelang e thathamisa mefuta e meraro e fapaneng le mabaka a eona, ho kenya, le tlhophiso.
Lintlha tsa bohlokoa tsa Motlakase
Ho na le lintlha tse 'maloa tsa bohlokoa tsa motlakase tse lokelang ho nahanoa nakong ea moralo, tse koahelang mefuta e tloaelehileng ea li-terminal block.Haholo-holo kenyeletsa:
E lekantsoe hajoale.Ka kakaretso, tlhaloso e hlokang tlhokomelo e kholo ho moralo oa lebokose la junction ke ea hajoale e lekantsoeng.Sena se itšetlehile ka likarolo tse tharo: motlakase oa motlakase oa li-terminals, sebaka sa cross-sectional le ho phahama ha mocheso o lumellanang.Ha u khetha li-terminal blocks, ho khothaletsoa hore nako e lekantsoeng e be bonyane 150% ea boholo bo lebelletsoeng hona joale ba sistimi.Haeba boemo ba hona joale bo lekantsoeng ba "terminal block" bo fosahetse 'me motlakase o sebetsang o phahame haholo, "terminal block" e ka chesa haholo 'me ea senyeha, e leng se bakang mathata a tebileng a tšireletso.
Rated voltage: Karolo e lekantsoeng ea voltage ea block block e angoa ke sebaka le matla a dielectric a ntlo ea eona.Ka tsela e ts'oanang le ea hona joale e lekantsoeng e khethiloe, motlakase o lekantsoeng oa "terminal block" o tlameha ho ba moholo ho feta matla a mangata a tsamaiso, ho nahanela ho phahama leha e le hofe ho ka senyang khokahanyo.
Palo ea lipalo: Palo ea lipalo ke mokhoa o tloaelehileng oa ho hlalosa palo ea li-circuits tse ikemetseng tse fumanehang ka har'a block ea terminal.Tlhaloso ena ka kakaretso e fapana ho tloha ho unipolar ho ea ho 24.
Spacing: Sebaka sa sebaka se hlalosoa e le sebaka se bohareng pakeng tsa lipalo tse haufi, se laoloang ke kakaretso ea sebaka sa "terminal block" 'me se kenyelletsa lintlha tse kang creepage distance, voltage/current, le clearance.Mehlala e meng e tloaelehileng ea sebaka sa libaka e kenyelletsa 2.54mm, 3.81mm, 5.0mm, joalo-joalo.
Mofuta oa terata/Mofuta: Amerika Leboea, terata e amohelehang bakeng sa li-terminal blocks e ho American Wire gauge (AWG), e hlalosang boholo ba terata kapa gauge e amohelehang bakeng sa module ho etsa bonnete ba hore terata e kena ka har'a ntlo.Ka lehlohonolo, li-terminal blocks li na le mamello e ka amohelang mefuta e mengata ea boholo ba terata joalo ka 18 ho isa ho 4 kapa 24 ho isa ho 12AWG.Ho phaella ho terata gauge, nahana ka mofuta oa terata ho itšetlehile ka mofuta oa module o khethiloeng.Lithapo tse sothehileng kapa tse nang le li-multi-core li loketse li-terminals tse kentsoeng, ha lithapo tse nang le monokotšoai hangata li kopanngoa le li-terminal blocks.
Litlhaloso tsa bohlokoa tsa mochini
Ka mor'a moo ho latela litlhaloso tsa mochini, tse amanang le boholo ba "terminal block", mokhoa oa ho shebana le maemo le boiketlo ba ho sebetsana le khokahano moralong.Lintlha tsa bohlokoa tsa mochini li kenyelletsa:
Litaelo tsa likhoele: Ho Horizontal (90°), tse otlolohileng (180°) le 45° ke litsela tse tharo tse atileng haholo tsa li-terminal block.Khetho ena e itšetlehile ka moralo oa moralo le hore na ke tataiso efe e loketseng ka ho fetisisa le e loketseng bakeng sa wiring.
Setšoantšo sa 1: Mokhoa o tloaelehileng oa li-terminal block (Mohloli oa setšoantšo: Lisebelisoa tsa CUI)
Ho lokisa terata: Ho tšoana le mokhoa oa ho sheba, ho na le mekhoa e meraro e tloaelehileng ea ho lokisa lithapo bakeng sa li-terminal blocks: li-terminals, li-push-buttons kapa li-push-in.Likarolo tsena tse tharo kaofela li tšoaneloa ke lebitso.Theminale e nang le khoele kapa sekoti sa mofuta oa screw block e na le sekurufu seo, ha se tiisitsoe, se koalang letlapa ho tiisa khondatara ho khondatara.Mosebetsi oa konopo o bonolo haholo, tobetsa konopo feela, bula sekotwana ho lumella terata ho kenya, lokolla konopo ebe o koala sekhechana ho koala terata.Bakeng sa li-terminal blocks, terata e ka kenngoa ka kotloloho ka har'a ntlo mme khokahano e ka etsoa ntle le screw kapa konopo ho bula clamp.
Setšoantšo sa 2: Mokhoa o tloaelehileng oa ho lokisa mohala (Mohloli oa setšoantšo: Lisebelisoa tsa CUI)
Mofuta oa interlock le mofuta o le mong: block block e ka ba mofuta oa interlock kapa ntlo ea mofuta o le mong.Li-terlocking terminal blocks hangata li fumaneha ka mefuta ea 2 - kapa 3-pole, e lumellang baenjiniere ho fihlela kapele lipalo tse fapaneng tsa lipalo kapa ho kopanya mebala e fapaneng ea mofuta o tšoanang oa mojule hammoho.Monomer terminal block ha ho pelaelo hore lipalo tsohle li teng ka mojulung, ho latela litlhoko tsa moralo, e le hore e be le botsitso bo phahameng le bo tiileng.
Setšoantšo sa 3: Li-terminal blocks tse hokahaneng khahlano le monoma (Mohloli: Lisebelisoa tsa CUI)
Wire-to-shell: Plug - ho li-terminal blocks ke khetho e ntle bakeng sa ho hokela khafetsa le ho hakolloa ha khokahano ea mantlha.Tsena li etsoa ka ho kenya terata ka har'a polaka ea modular ebe o hokela polaka ho sokete e tsitsitseng ho PCB, ho etsa hore ho be bonolo ho hakolla ntle le ho sebetsana le lithapo tsa motho ka mong.
Setšoantšo sa 4: Khokahano ea plug le socket ea plug le plug terminal block (Mohloli oa setšoantšo: Lisebelisoa tsa CUI)
Maemo a polokeho le lintlha tse ling
UL le IEC ke mekhatlo ea mantlha ea polokeho bakeng sa ho netefatsa li-terminal blocks.Litekanyetso tsa polokeho tsa UL le/kapa IEC hangata li thathamisitsoe ho litlhaloso tsa li-terminal block, 'me litekanyetso tsa paramethara hangata lia fapana.Lebaka ke hobane mochini o mong le o mong o sebelisa litekanyetso tse fapaneng tsa liteko, kahoo baenjiniere ba tlameha ho utloisisa litlhoko tsa polokeho ea sistimi ea bona ka kakaretso ho khetha li-terminal tse nepahetseng.
Le hoja likarolo tse ling e ka 'na ea e-ba mohopolo oa morao-rao meralong e mengata, ho lefa ho etsa mebala ka mokhoa o ikhethileng matlong kapa likonopo tsa block block.Ka ho khetha mebala e ikhethang bakeng sa li-terminal blocks, baenjiniere ba ka hokela lintlha habonolo lits'ebetsong tse rarahaneng ntle le ho li kopanya hampe.
Qetellong, tikolohong kapa lits'ebetsong tse sebetsanang le mocheso o feteletseng, li-terminal blocks tse nang le limaraka tse phahameng tsa mocheso le tsona li ka khethoa.
Nako ea poso: Jul-05-2022
