Kakaretso
Li-slip rings tsa CCTV li sebelisoa haholo lik'hamera tsa PTZ (Pan-Tilt-Zoom), li-speed domes, le lisebelisoa tse bohlale tsa ho lebela ho fetisa matla le mats'oao. Joaloka moetsi ea hloahloa oa reng ea ho thella, ByTune e tla arolelana leseli mabapi le mehele ea CCTV sengoloeng sena kajeno. Sena se akaretsa haholo mefuta ea bona, lits'ebetso le malebela a khetho.
Hobaneng Lik'hamera tsa CCTV li Hloka Mehele ea Slip?
Mekhoa ea sejoale-joale ea ho beha leihlo e hloka hore ho behoe leihlo{0}}ka bophara sebakeng se nang le motsamao o holimo, haholo tsamaisong ea sephethephethe. Ho finyella sena, lik'hamera li tlameha ho potoloha hantle 'me li sebetse ka mahlakoreng 'ohle. Mona ke kamoo mehele ea CCTV e thellang e tšehetsang sena kateng:
1. Potoloho e sa sitisoeng: lumella lik'hamera tsa PTZ ho potoloha 360℃ka ho sa feleng, empa eseng ho sotha lithapo.
2. Phetiso e ngata:e kopanya matla le likanale tsa lipontšo (video, taolo, marang-rang) ho yuniti e le 'ngoe.
3. Kopano e Kopanetsoeng:e tla le matlo a manyane, bakeng sa litlhophiso tsa ts'ireletso tsa litoropong le tse masene.
Mehele ea CCTV Slip e sebetsa Joang?
Ka har'a sistimi ea CCTV, selikalikoe se thellang se lula lipakeng tsa sethala sa khamera se potolohang le setsi se emeng. Ha kh'amera e ntse e tsamaea, rotor (karolo e potolohang) le stator (karolo e emeng) li boloka khokahano ea motlakase ka mehele e tsamaisang le borashe, e fetisa:
• Matla (DC kapa AC)
• Matshwao a ho laola (RS485, RS232)
• Video{0}e hlalosang hantle (HD-SDI, AHD)
• Matshwao a marangrang (Ethernet, PoE)
Meetso e meng ea mehele e boetse e sebelisa-likhokahano tsa khauta kapa borashe ba faeba ho matlafatsa mats'oao a hlakileng.
Mefuta e Tloaelehileng ea CCTV Slip Rings
Ho latela mofuta oa kh'amera, sebaka sa ho kenya, le litlhoko tsa lets'oao, mefuta e fapaneng ea mehele ea slip e sebelisoa tsamaisong ea khamera:
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Mofuta |
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Likaroloana |
Lerata{{0}le tlase,{1}}le tlase, bakeng sa lik'hamera tsa dome |
E tsamaisana le{0}}litšehetso tse ngata tsa likanale |
Sekoti se seholo se bohareng bakeng sa ho kenya shaft |
Kopanya matla + HD-SDI + Ethernet |
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Sebelisa Taba |
Sistimi e nyane ea PTZ |
Tebelo ea ka tlung |
Libaka tse phahameng- tse potolohang |
Tlhokomelo e bohlale ka data le taolo |
CCTV Slip Rings e atisa ho sebelisoa hokae?
Mehele ea li-slip ea CCTV e sebelisoa haholo makaleng ana:
Lik'hamera tsa ho lebela sephethephethe
Li-Slip rings li thusa lik'hamera tse behang leihlo ho sephethephethe ho potoloha ha nako li ntse li fetisetsa{0}}litaba tsa 'nete tsa nako ho litsi tsa taolo ea sephethephethe. Ba boetse ba fana ka litaelo tsa taolo, joalo ka zoom le angle adjustment - ho khutlela khamera, ho netefatsa hore maemo a tsela, likoloi le ba tsamaeang ka maoto ba lula ba le teng.
Public Area Security Pan-Tilts
Litsing tsa mabenkele, boema-fofane le meahong ea liofisi, li-slip rings li kopantsoe ka har'a likarolo tsa PTZ ho ts'ehetsa phetisetso ea video/audio le ho laola maikutlo a matšoao. Sena se lumella kh'amera ho potoloha hantle le ho araba litaelo tse hole joalo ka ho fetola maikutlo kapa ho qala ho rekota.
Lik'hamera tsa Tlhokomelo ea Liindasteri
Ka lifemeng le libakeng tsa polokelo, li-slip rings li thusa lik'hamera ho nka{0}lits'oants'o tse ngata tsa lisebelisoa tsa tlhahiso le libaka tsa polokelo. Ba fetisa boitsebiso ba lifitio le tikoloho (mohlala, mocheso, mongobo), ha ba ntse ba thusa{4}}taolo ea nako ea sebele bakeng sa litsamaiso tse itirisang tsa ho beha leihlo.
Li bohlokoa haholo lits'ebetsong tsa ho beha leihlo le ho li-PTZ tsa dome tse hlokang -phetisetso ea nako ea 'nete nakong ea ho sisinyeha ho tsoelang pele.
Litlhaloso tsa Senotlolo bakeng sa Khetho ea Mehele ea Slip ea CCTV
Ha u khetha li-slip rings bakeng sa lits'ebetso tse koetsoeng tsa-circuit television (CCTV), ela hloko lintlha tse latelang:
1. Voltage le Hona Joale:Ka tloaelo DC 5V ho isa 24V, e nang le motlakase oa 2A ho isa ho 10A ka potoloho.
2. Insulation Resistance le Withstanding Voltage:Ho netefatsa polokeho ea motlakase le botsitso ba lets'oao, ts'ebetso ea "slip ring insulation" ha ea lokela ho ba ka tlase ho 500 MΩ @ 500 VDC, joalo ka lesale la rona la BTC036 capsule slip ring.
3. Palo ea Lipotoloho:E ipapisitse le likanale tse hlokahalang (mohlala, 2 power + 1 video + 1 Ethernet).
4. Mofuta oa Letšoao:E tšehetsa HD-SDI, analog, control, Ethernet, kapa PoE.
5. Mokhoa oa ho sireletsa:Boemo ba ho kena-kenana le motlakase (EMI) bo lokela ho lumellana le litekanyetso tse loketseng tse kang FCC Karolo ea 15 kapa CISPR 22.
6. Lebelo la Tshebetso:Bakeng sa litsamaiso tsa khamera, hangata e ka tlase ho 300 RPM.
7. Lisebelisoa:Khauta-ho{1}}khauta kapa silevera-graphite e ratoa bakeng sa ho tšoarella le ho fokotsa ho hanyetsa.
8. Boemo ba IP:Haeba CCTV e sebelisoa ka ntle, ho khothaletsoa ho khetha mohlala o nang le IP65 kapa boemo bo phahameng ba tšireletso.
9. Bophahamo ba data:Bakeng sa-liphetolelo tse phahameng le liforomo tse thata tsa khouto tsa video, bophahamo ba data ba slip ring ha boa lokela ho ba ka tlase ho 1.5 Gbps. Bakeng sa video ea 4K, e lokela ho fihla ho 12 Gbps.
LBH
P: Ke mefuta efe ea matšoao a ka fetisang li-CCTV tsee?
A: Mehele e thellang lits'ebetsong tsa CCTV e ka fetisa matšoao a mangata, joalo ka matšoao a video (joalo ka HDMI, SDI, joalo-joalo), matšoao a molumo, matšoao a taolo (joalo ka RS422, RS485, joalo-joalo), matšoao a Ethernet, le matšoao a USB, a kopanang le litlhoko tsa phetisetso ea data har'a lisebelisoa tse fapaneng tsamaisong ea ho lekola.
P: Na ho tla ba le bohoelea ha ba fetisa livideo?
A: Se ke oa tšoenyeha. Mehele ena ea li-slip e na le bandwidth e phahameng ea phetiso ea data. Ba ka fihlela litlhoko tsa phetisetso tsa{2}}tlhaloso e phahameng ea 1080P esita le matshwao a video a 4K. Litšoantšo tsa video li ka lula li boreleli ebile li hlakile, li qoba ho hoeleketsa kapa tahlehelo ea matšoao.
P: Lebelo la ho potoloha la mehele ee ke lefe?
A: Maqhubu a lebelo a potolohang a mefuta e fapaneng ea mehele e thellang e fapana. Ka kakaretso, lebelo le tloaelehileng la ho potoloha ho tloha ho 10 rpm ho ea ho makholo a 'maloa a rpm. Lebelo la ho potoloha ha mehele eo re e sebelisang bakeng sa lik'hamera tsa CCTV e ka fihla ho 200 rpm - 500 rpm.
Q: Mokhoa oa ho khetha mefuta ea li-slip rings tsa CCTV?
K: Ha e le hantle, ho na le lintlha tse ngata tse lokelang ho nahanoa, tse kang lebelo la ho potoloha ha thepa, mefuta le bongata ba matšoao a lokelang ho fetisoa, boholo ba hona joale, le sebaka sa ho sebetsa. Habohlokoa ka ho fetisisa, etsa qeto ea hore na lebelo la ho potoloha ha lesale la slip le kopana le litlhoko tsa ho potoloha ha lisebelisoa. Ebe u khetha mehele e tsamaisanang-ea likanale ho latela mefuta ea mats'oao a tla fetisoa. Netefatsa hore matla a hajwale-a ho jara selikalikoe a ka kgotsofatsa ditlhoko tsa motlakase tsa sesebediswa. Hape, mehele ea kantle ea CCTV e tlameha ho fihla ho litekanyetso tsa IP65 kapa ka holimo.
P: Ke litemoso life bakeng sa ho kenya bona?
A: Nakong ea ho kenya, etsa bonnete ba hore lekhalo pakeng tsa stator le rotor ea lesale la slip le tšoana le ho qoba ho kopana ho fokolang kapa ho apara ho mpefala ho bakoang ke lekhalo le leholo haholo kapa le lenyenyane haholo. Ho sa le joalo, ela hloko tataiso ea ho kenya le boemo ba lesale la slip. Ha o kopanya lithapo, li hoke ka nepo ho latela litaelo tsa wiring tsa lesale la ho thella ho qoba tšenyo ea thepa e bakiloeng ke khokahano e fosahetseng.
P: Letsatsi la ho felloa ke nako ke nako e kae?
K: Bophelo ba tšebeletso ea reng ea slip bo amana ka kotloloho le hore na re latela hantle hakae maemo a ts'ebetso a boletsoeng. Sena se kenyelletsa tikoloho ea ts'ebeliso, lebelo la ho potoloha, mojaro, joalo-joalo lits'ebetsong tsa CCTV. Li ka fihla lilemo tse 10 - 15 tlas'a maemo a tloaelehileng a tšebeliso.
Qetello
Ke seo re ithutileng sona ka CCTV slip rings kajeno. Re ithutile hore na li sebetsa joang, tšebeliso ea tsona sephethephetheng, libakeng tsa sechaba, le litsamaisong tsa ho lebela lifeme, mekhoa ea ho kenya, le litlhoko tse qaqileng tsa parameter. Ka mesebetsi e mengata e kopantsoeng le lits'ebetso tsa CCTV, mehele ena e thellang le eona e ntse e ea ho li-bandwidth tse kholo le meaho e kopaneng.
Ntlafatsa Sisteme ea hau ea CCTV ka mehele ea ByTune's Slip
Joaloka setsebi sa slip ring, ByTune e lula e fana ka-liring tsa boleng bo holimo ho boloka lik'hamera li sebetsa ka thelelo le ka bonolo. Tseba tsa ronalitharollo tsa moetlobakeng sa leihlo la hao, kapaikopanye le litsebi tsa ronabakeng sa tataiso ea khetho ea mohlala.