FLEXIBLE LED SCREEN

Flexible LED Screen

FLEXIBLE LED ndi yamphamvu, yopumira, komanso yotsogola yopangira ma LED opangira zinthu zopanda malire pamasinthidwe amtundu popanda chidziwitso. Onetsani zowonadi za HD-zowona zokhala ndi ufulu wokonda zomwe zimalola omwe amakonda kumasuliranso gawo m'njira zomwe sizinatheke kale.

Timakonda kwambiri zowonetsera zosinthika za LED zama studio owulutsa. Ubwino wapadera, wotheka kusintha, mawonekedwe a pixel ang'onoang'ono ngati 1mm, kuchuluka kwa zotsitsimutsa (mafelemu), makina amtundu wa genlock, milingo yakuda yakuda, komanso zotsatira zochepa za moire zimapangitsa kuti zinthu zathu zizigwirizana ndi malo ovuta. Mapanelo osinthika amatha kudulidwa ndi maginito kuti apange chitsulo chokhotakhota bwino komanso kukonza kosavuta.

Flexible LED Screen Product Magawo

Chiwonetsero cha LED chosinthika mayunitsi ndi abwino kwa zowonetsera zapadera zowoneka bwino. Flexible LED modules adapangidwa kuti azijambula komanso kupanga mapulogalamu a LED Screen.

Wopangidwa ndi bolodi yofewa ya PCB, ndi yofewa kuti igwirizane ndi malo aliwonse opindika. Kuti mupange kapangidwe kaluso, Ndikoyenera kugwiritsidwa ntchito m'malo osungiramo zinthu zakale, malo osungiramo zinthu zakale, ma studio, malo ogulitsira, mabwalo amasewera, malo ochezera ma hotelo, ma eyapoti, ndi zina zambiri.

flexible LED Screen kanema

Kodi pali kusiyana kotani pakati pa chiwonetsero chosinthika cha LED ndi mawonekedwe wamba a LED?

The anatsogolera kusinthasintha anasonyeza chophimba makamaka wapangidwa anatsogolera zofewa gawo matabwa matabwa-chifukwa chake ali ena kupinda matalikidwe khalidwe makamaka zokhudzana ndi zipangizo za bolodi pcb dera ntchito mankhwala. matabwa ochiritsira anatsogolera anasonyeza unit ntchito matabwa wamba pcb dera, amene nthawi zambiri amatchedwa okhwima dera matabwa. Kumva mwachilengedwe ndikuti ndi bolodi lolimba lomwe silingapindike, lofanana ndi pulasitiki yolimba.

Chiwonetsero chosinthika cha LED chimagwiritsa ntchito bolodi la dera la PCB lopangidwa ndi zinthu zosunthika zosinthika, kotero sizingokhala ndi mawonekedwe opindika, komanso zimakhala ndi fumbi lamphamvu komanso kukana kutentha kuposa zowonetsera wamba za LED. Chifukwa chake, mtengo udzakhala wokwera pang'ono kuposa wa zowonetsera wamba za LED.

The makulidwe a bolodi pcb dera ntchito mu ochiritsira LED chiwonetsero chazithunzi zambiri 1mm, 1.2mm, 1.6mm, 2.0mm, etc. Nthawi zambiri, ndi makulidwe PCB makulidwe, ndi odalirika kwambiri bata la mankhwala chophimba LED, chifukwa ndi okhwima bolodi Choncho, nthawi zonse, ambiri a Mawonekedwe atsiku ndi tsiku ndi mabwalo, makona, ndi diamondi, ndi zina zotero, zowonetsera zozungulira ndi zozungulira sizingawonekere, ndipo mawonekedwe opangidwa ndi mawonekedwe a arc ma LED owonetsera mawonekedwe sagwiritsidwa ntchito kawirikawiri.

Komabe, ndi chitukuko cha makampani m'zaka zaposachedwa, zowonetsera wamba LED sangathenso kukwaniritsa zosowa za makampani. Kuwonekera kwa ma module okhala ndi mawonekedwe apadera kwathandizira zowonetsera zotsatsa za LED kuti zikwaniritse mawonekedwe osiyanasiyana. Kwa nthawi yayitali, zowonetsera zapadera zowoneka bwino za LED zakhala zikudziwika ndi gulu lachikhalidwe la rectangular lathyathyathya kapena kukulunga, monga zowonera wamba zopindika ndi zowonera zozungulira.

Komabe, pamene arc ya chinsalu chowonetserako ndi yaying'ono ndipo mawonekedwe owonetsera ndi ovuta kwambiri, splicing ndi hemming ya ma modules opangidwa mwapadera sikungathetse msoko ndi flatness, zomwe zimabweretsa kuwonetsera kosagwirizana, mosaic ndi zina, kupanga chiwonetsero chazithunzi. chonse Zotsatira zake sizabwino, ndipo kuti athetse vutoli, "mawonekedwe osinthika" adakhalapo.

Zatsopano za chiwonetsero cha LED chosinthika chamakampani a LED

Zimamveka kuti zabwino zambiri zowonetsera zosinthika za LED sizingafikire zowonetsera wamba zokhotakhota. Kulumikizana pamwamba pa module yofewa ya LED yowonekera mwapadera ndi yosiyana ndi maonekedwe achikhalidwe. Gulu lachikhalidwe la PCB limapangidwa ndi zinthu zamagalasi, ndipo gawo losinthika lili ndi chipangizo champhamvu champhamvu champhamvu chamagetsi, chomwe chimapangidwa ndi gawo lapansi lokhazikika. Ma board ozungulira a FPC, masks ndi zipolopolo zapansi amapangidwa ndi zida za silicone zokhala ndi kutentha kwambiri, zopindika, zopindika mwamphamvu komanso kukana kupotoza, zomwe zimatha kuthetsa bwino mitundu yonse ya "kutembenuza ngodya ndi ngodya" zovuta zoyika.

Njira zambiri zoyikirapo ndizomwe zimayamwa maginito, ndipo njira yokhazikitsira "one-install-ready" imatengedwa, ndiye kuti, mawonekedwewo amasinthidwa malinga ndi zosowa za kasitomala, kenako amatha kutsatiridwa mwachindunji kuti akwaniritse gawo limodzi. . Njira yopangira maginito ndi yophweka ngati njira yokhazikika yopangira chophimba chamkati, ndipo mizere yolumikizira kabati imalumikizidwa ndi cholumikizira liwiro, chomwe chili cholimba komanso chodalirika.

Masiku ano, pamene zinthu zomwe zili m'makampaniwa zimakhala zofanana komanso zimakhala zovuta kwambiri, makampani owonetserako ang'onoang'ono ndi apakatikati ayenera kupeza njira zopulumutsira ndi kupanga zinthu zapadera, ndipo zowonetsera zosinthika zimatha kupangidwa mosasamala chifukwa cha ductility yawo yabwino. Ichi ndi "chida" chowonetsera zowonetsera zosiyanasiyana.

M'zaka zingapo zapitazi, palibe opanga zowonetsera zotsatsa za LED omwe apanga zowonetsera zosinthika, koma zowonetsera zosinthika za LED zakhala zikuyenda bwino. Komabe, ndi chitukuko cha ziwonetsero zopanga, kuthekera kwachitukuko kwa zowonetsera zosinthika sikuyenera kuchepetsedwa. Makamaka, ndikupita patsogolo ndi kutukuka kwa zikhalidwe za dziko langa komanso kuchuluka kwa zochitika zachikhalidwe, kufunikira kwa zowonera zosinthika za LED kuchulukirachulukira, ndipo gawo lamsika lidzakweranso. Chiyembekezo cha zowonetsera zosinthika ndizowala.

Kodi chowonetsera cha LED chosinthika chimawononga ndalama zingati?

Zowonetsera zosinthika za LED nthawi zambiri zimagwiritsidwa ntchito pazochitika zapadera. Chogulitsa chonsecho chimaphatikizapo mapangidwe owonekera, mapangidwe apangidwe, zomangamanga, ndi machitidwe owonetsera LED. Chifukwa chake, pakuwunika mtengo wazinthu zotere, mtengo wamawonekedwe a LED ukhoza kuwunikidwa poganizira kuthekera kwa chinthucho.

Pakalipano, zowonetsera zosinthika za LED zimagwiritsidwa ntchito makamaka m'malo osungiramo zinthu zakale za sayansi ndi zamakono, malo osungiramo zinthu zakale, malo owonetsera zojambulajambula ndi zochitika zina. Kuphatikiza mlengalenga wa zochitika ndi zowonetsera zapadera zowoneka bwino za LED zimagwirizana kuti apange mapangidwe asayansi ndi ukadaulo. Pakalipano, zowonetsera zosinthika za LED zimakhalabe ndi zolakwika zina zaukadaulo, ndipo ndizovuta kuthana ndi zovuta zakunja. Chifukwa chake, zowonetsera zosinthika zamakono za LED zimagwiritsidwa ntchito makamaka m'nyumba ndi theka-mkati.

Popanda kuganizira mtengo wamapangidwe, mtengo wamapangidwe, mtengo wantchito, chimango, ndi zida zina zamakina. Chophimba chosinthika cha LED chikhoza kuwerengera mtengo kuchokera kuzinthu zotsatirazi

(1) Kutalikirana kwa ma module

Tengani P2 ndi P2.5 ngati zitsanzo kuti muwonetse mitengo yawo. Pakali pano pamsika, mtengo wa P2 flexible LED display nthawi zambiri ndi 8000-9500RMB/m²; mtengo wa P2.5 flexible display LED nthawi zambiri ndi 5000-6500RMB/m², kukulirakulira kwa malo, kutsika mtengo. Mtengo pano umangowerengedwa kutengera mtengo wa gawo losinthira pazenera lazenera lonse, osaphatikiza chimango, mabatani okwera ndi zida zina zamakina. Ndipo pamene mtengo wamsika umasinthasintha, mtengo wonse umasinthasintha kwambiri.

(2) Chip mtundu wa module

Jingtai, National Star, San'an, Jingtai, Xinguangtai, etc. Gwiritsani ntchito mitundu yosiyanasiyana, mtengo udzakhala ndi kusiyana koonekeratu. Izi ndizofanana ndi mafoni am'manja omwe timagwiritsa ntchito pamoyo wathu watsiku ndi tsiku, omwe ndi ofunika 7000 ndi 8000, komanso 700 ndi 800. Tchipisi cha module zamitundu yosiyanasiyana zimakhala ndi ntchito zosiyanasiyana komanso zida.

(3) Onjezani pafupipafupi

Ma frequency otsitsimula amatchedwanso ma frequency owoneka, ndiye kuti, ma frequency owonera omwe amawonekera. Zimatanthawuza kuchuluka kwa nthawi zomwe chiwonetserochi chimatha kuwonetsa zithunzi pamphindikati, ndipo unit ndi hertz (Hz). Kukwera kwamasewera kumapangitsa kuti chithunzicho chitsitsimutsidwe, ndikucheperako pang'ono kwa chithunzicho, komanso mtundu wazithunzi. Zindikirani kuti zomwe zimatchedwa "nthawi zotsitsimula" pano ndi "chithunzichi nambala (yomwe nthawi zambiri imawonetsedwa mu FPS)" zomwe timanena pofotokoza kuthamanga kwamasewera ndi malingaliro awiri osiyana. Chotsatiracho chimatanthawuza kusanthula pafupipafupi kwamfuti ya electron ya kinescope yowonetsedwa ndi chithunzi chosunthika chokonzedwa ndi kompyuta pamphindikati.

Mikanda ya nyali ndi tchipisi zomwe zimagwiritsidwa ntchito ndi ma modules osiyanasiyana ndizosiyana, ndipo mlingo wotsitsimutsa umakhalanso wosiyana. Zotsatira zomwe zikuwonetsedwa ndi kutsitsimula kwapamwamba zimakhala bwino kuposa momwe zimasonyezedwera ndi chiwerengero chochepa chotsitsimutsa, kotero mtengo wofanana wa mtengo wotsitsimutsa udzakhala wokwera mtengo kwambiri. Ena.

(4) Ndalama zina

Ndalama zitatu zomwe zili pamwambazi ndizomwe zakwera mtengo kwambiri, koma zinanso sizongowononga ndalama zochepa. Mwachitsanzo, chophimba cha cylindrical cha msika waukulu wapansi panthaka wokhazikitsidwa ndi JYLED ku Thailand kale, kuchokera ku kafukufuku wa malo, zojambula zojambula mpaka zomangamanga, ndiyeno Kumapeto, zinatenga miyezi 5 isanayambe kapena itatha. Mtengo wa wogwira ntchito tsiku ndi tsiku ndi 700 RMB pa tsiku, zomwe sizowonongeka pang'ono zikaphatikizidwa.

Chiwonetsero chosinthika cha LED ndi mtundu waposachedwa kwambiri wowoneka bwino wa LED, kuphatikiza mawonekedwe a LED ndi gawo lopangira ma siginecha, gawo lamagetsi ndi dera lomwe limalumikizidwa nalo kudzera pa board board zonse zimasinthasintha.

Ndi mizere yake yokongola yokongoletsedwa ndi mawonekedwe osiyanasiyana apadera, imatha kupatsa anthu kukongola kosunthika pansi pakusintha kwamitundu.

Nthawi zambiri timawona zowonetsera zambiri za cylindrical tikapita kukagula m'misika, komanso zowonetsera zina za LED zamitundu yosiyanasiyana. Makanema amadzaza ndi makanema okongola, kuphatikiza kutsatsa kwamitundu ya zovala, zodzoladzola, ndi Zinthu monga nsapato, ndi zina zotero, makanemawa amatha kukopa chidwi chathu, ndipo tiyeni tizikumbukira mayina amitundu ina mosazindikira, kotero kuti timagula zinthu zofananira m'misika, tidzasankha mosazindikira mtundu wamtundu womwe ndawona pachiwonetsero cha LED. Ichi ndichifukwa chake mabizinesi amakonda kugwiritsa ntchito zowonetsera za LED kutsatsa malonda kapena ntchito zawo, ndipo zowonera za LED za cylindrical ndi mawonetsedwe ena a LED amitundu yosiyanasiyana ndizoyenera kukongoletsa m'malo ogulitsira, zomwe zimaphatikizanso mapangidwe okongola.

Ndi chitukuko cha sayansi ndi luso lamakono, anthu sakukhutitsidwanso ndi zowonetsera zowonongeka, ndipo amayamba kutsata masitayelo osiyanasiyana aluso, ndipo zowonetsera zapadera zalowanso m'munda wa masomphenya a anthu. Monga chinthu chofewa cha module chopangira zowonetsera zapadera, zimatchuka kwambiri ndi anthu. LED Kampaniyo nthawi zonse imakhala ndi msika wawukulu pazinthu zofewa. Chophimba chowonetsera chosinthika chomwe chimapangidwira malo olamulira nthawi ino chimakhala ndi mawonekedwe a cylindrical, omwe amagwirizana ndi zomangamanga zapakati pa malamulo. Chotchinga cha cylindrical chimatengera kapangidwe kapadera kagawo kakang'ono ka PCB kamitundu ingapo, ndipo njira yabwino yopindika ndi> 135 °.

Mfundo ya flexible LED display drive circuit

Mapangidwe a Conventional Driving Circuit for LED Display Screen

Mapangidwe a mawonekedwe amtundu wa LED, mogwirizana ndi makina owongolera omwe amagwiritsidwa ntchito, nthawi zambiri amagawidwa m'magulu awiri: dynamic scanning drive ndi static latch drive. Zotsatirazi zimatenga mapangidwe a dynamic scanning drive circuit monga chitsanzo cha kusanthula:

Mawonekedwe amphamvu a scanner amatanthawuza kuti mizere 4, mizere 8, mizere 16 ndi mizere ina ya ma diode otulutsa kuwala pazithunzi zowonetsera amagawana zolembera zamagawo. Kupyolera mu ntchito yogawana nthawi ya machubu oyendetsa mizere, nthawi yowunikira pamzere uliwonse wa L ED imawerengera 1 n ya nthawi yonse, bola ngati kutsitsimula kwa mzere uliwonse kuli kwakukulu kuposa 50 Hz, anthu amatha kuwona kwathunthu. mawu kapena chithunzi pogwiritsa ntchito mawonekedwe a diso la munthu.

Mapangidwe a ma drive amtundu wamba nthawi zambiri amagwiritsa ntchito tchipisi tambirimbiri komanso zofananira monga 74HC595 kapena MC14094 ngati ma latches amtundu wa data, pogwiritsa ntchito ma transistors amphamvu a NPN monga 8050 ngati gawo loyendetsa, ndi ma transistors a Darlington monga TIP127 ngati gawo. Data Line scan chubu, dera lake likuwonetsedwa Chithunzi 1.

Ngati matrix adontho la monochrome okhala ndi mizere 16x64 amagwiritsidwa ntchito ngati gawo loyambira, zidutswa 8 za 74HC595, zidutswa 64 za 8050 ndi machubu osanthula mizere 16 ndizofunikira. Mfundo yogwira ntchito ndi:

Lumikizani ma cascades asanu ndi atatu a 74HC595 ndikugawana wotchi ya serial CL K ndi chizindikiro cha STR. Zomwe zidzawonetsedwa pamzere woyamba zikadutsa 8 × 8 = 64 CL K mawotchi, zonse zidzasunthidwa ku 74HC595. Panthawiyi, chizindikiro cha latch data STR chimapangidwa kuti chitsekere deta mumtundu wotsatira wa 74HC595.

The 8050 yolingana ndi kagawo kakang'ono kalikonse kadzakhala mu machulukitsidwe conduction kapena kudula; nthawi yomweyo, mzere wowongolera mzere umapanga chizindikiro kuti mutsegule mzere woyamba wa machubu ojambulira, omwe ndi ofanana ndi kulumikiza malekezero abwino a mzere woyamba wa ma LED kupita kumlingo wapamwamba, mwachiwonekere mzere woyamba wa machubu a LED The on kapena kuzimitsa zimatengera chizindikiro chomwe chili mu 74HC595; pamene chubu cha L ED pamzere woyamba chikuyatsa, sunthani deta kuti iwonetsedwe pamzere wachiwiri mu 74HC595, ndiyeno ikani ndi kuiwongolera ndi jambulani mzere nthawi yomweyo Dera lizimitsa chubu cha scan. Mzere woyamba ndikutembenukira pamzere wachiwiri, kuti chubu la LED la mzere wachiwiri liyatse ... Cholemba chonse kapena chithunzi chikhoza kupangidwa, ndipo ndondomeko yogwirira ntchito ikuwonetsedwa mu Chithunzi 16.

Zowonongeka za ochiritsira pagalimoto dera

Ngakhale mapangidwe amtundu wanthawi zonse amayendetsa ndi osavuta, ali ndi zolakwika ziwiri:

(1) Pamene mzere wina wa machubu oyendetsa mizere uli wovomerezeka, kuwala kwa magetsi a ma LED onse ogwirizana ndi mzerewo kumadutsa pamzere wa machubu oyendetsa galimoto, ndipo chiwerengero cha machubu a LED omwe amawunikira motsatana chimadalira pawonetsero. Zolemba kapena zojambulazo zikusintha nthawi zonse, kotero kuti zomwe zikuchitika mu chubu chowunikira mzere zimakhala ndi kusintha kwakukulu, komwe kungasinthe kutsika kwa chubu;

(2) Kusintha kwamakono komwe kumachitika chifukwa cha kuchuluka kwa machubu a L ED kudzakhudzanso kusinthasintha kwa mtengo wamagetsi, zomwe zidzakhudza voteji pamapeto onse a mzere woyamba wa machubu a L ED, ndikupangitsa kuti ipitirire ndi zosiyana. wonetsani zolemba kapena zithunzi. Kusinthasintha kumakhudza kufanana kwa kuwala kwa chiwonetsero chonse.

Chifukwa chake, wolembayo adapanga ndime yokhazikika yoyendetsa pakali pano. Njirayi imatha kuthetsa kusinthasintha kwa magetsi amagetsi ndi jambulani mzere.

Chikoka cha kusintha kwa kuthamanga kwa chubu kumatsika pakuwala kwa chiwonetsero cha L ED. Chithunzi 3 chikuwonetsa ubale womwe ulipo pakati pa kuwala kowala kwa diode yotulutsa kuwala ndi yomwe ikuyenda mmenemo. Zitha kuwoneka kuchokera pamapindikira kuti: mkati mwa gulu linalake lakutsogolo lomwe likugwira ntchito, kuwala kwake kowala kumakhala kofanana ndi komwe kukuyenda momwemo.

Ndi chipangizo choyendetsedwa pakali pano. Choncho, malinga ngati magetsi akuyenda mu chubu chilichonse chotulutsa kuwala kwa LED chikhoza kutsimikiziridwa kukhala chokhazikika, kuwalako kungathe kutsimikiziridwa kukhala kosasinthasintha.

Zitha kuwoneka kuchokera ku mfundo yoyendetsera kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka anthu.

Kukula kwake sikungawongoleredwe, kotero kusinthasintha kwa magetsi akunja, kusintha kwa dontho la voteji ya chubu choyang'ana chopingasa chopingasa, ndi zina zotero, zimakhudza mwachindunji zomwe zikuyenda mu chubu chotulutsa kuwala kwa LED, ndiko , imasintha kuwala kwake. Ngati chubu choyendetsa ndime chisinthidwa kuchoka ku malo odzaza ndi machulukidwe amtundu wa amplification ndipo chimakhala choyendetsa nthawi zonse, kusagwirizana kwa chiwonetsero chazithunzi chowala chifukwa cha zifukwa zomwe zili pamwambazi zikhoza kuthetsedwa.

Chigawo chokhazikika choyendetsa galimoto chikuwonetsedwa mu Chithunzi 4.

Mphamvu yamagetsi ya VDD ikakhazikika, voteji yapamwamba kwambiri ya V ya 74HC595 imakhala yokhazikika. Mwachitsanzo, pamene mphamvu voteji VDD ndi 6V, V = 5.9V. Chifukwa chake kutulutsa kwina kwa 74HC595 kukakhala kwakukulu, L ED ya gawo lake lofananira idzayatsidwa, ndipo zomwe zikuyenda momwemo zili pafupifupi:

Malingana ngati ma R 1, R 2, ndi R 3 asankhidwa moyenerera, magetsi omwe akuyenda mu LED akhoza kutsimikiziridwa kukhala okhazikika, ndipo diode yotulutsa kuwala kwa LED ikhoza kugwira ntchito bwino kwambiri kutsogolo kwamakono ndi kogwirizana. kuwala kowala.

Ndi njira iyi yoyendetsera nthawi zonse, zitha kutheka kuti ngakhale machubu angati a LED amawunikiridwa motsatana, ngakhale kutsika kwa chubu pamizere yoyendetsa chubu kumasintha, mphamvu yamagetsi VCC imathanso kusinthidwa. Kuyenda kwapano mu diode yotulutsa kuwala kwa LED kumakhala kosasintha, motero kuonetsetsa kuti kuwala kwa chiwonetsero cha LED kukufanana.

5 Mawu omaliza

Poyerekeza ndi chigawo choyambirira choyendetsa galimoto, L ED ikuwonetseratu nthawi zonse pagalimoto yoyendetsa galimoto imagonjetsa zofooka za kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. Wolemba wadutsa kugwiritsa ntchito zowonetsera zingapo Onse ali ndi mawonekedwe abwino.

Zowonetsa za LED zovomerezeka