Kev ruaj ntseg tswb sensors: hom, hom phiaj, installation

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Kev ruaj ntseg tswb sensors: hom, hom phiaj, installation
Kev ruaj ntseg tswb sensors: hom, hom phiaj, installation

Video: Kev ruaj ntseg tswb sensors: hom, hom phiaj, installation

Video: Kev ruaj ntseg tswb sensors: hom, hom phiaj, installation
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Txawm tias qhov yooj yim tshaj plaws kev ruaj ntseg tswb tshuab rau kev siv ntiag tug niaj hnub no tsis tshua ua yam tsis muaj sensors. Ua tsaug rau cov sensors rhiab heev, kev ceev thiab kev ywj pheej ntawm kev ruaj ntseg systems nyob rau hauv cov nqe lus ntawm kev teb rau qhov teeb meem tseem ceeb yog guaranteed. Nyob rau tib lub sijhawm, lub tswb tswb nrov muaj ntau yam sib txawv, yog li thaum lub sijhawm tsim ntawm lub kaw lus nws yog ib qho tseem ceeb kom ua raws li lawv cov peev txheej nrog cov kev cai rau kev tiv thaiv nyob rau hauv tej yam kev mob.

Kev Qhia ntawm sensors

Lub hauv paus ntsiab lus dav dav ntawm kev ua haujlwm ntawm ib qho khoom siv sensor hauv lub tswb yog tsom rau kev kho cov kev hloov pauv hauv qhov xwm txheej hauv ib cheeb tsam. Lub sensor muaj ob txoj haujlwm yooj yim - txhawm rau txheeb xyuas qhov kev hloov pauv no vim yog kev ua haujlwm ntawm lub ntsiab lus rhiab thiab xa cov teeb liab coj mus rau lub tswb tswj vaj huam sib luag.

tub sab tswb sensor
tub sab tswb sensor

Nyob rau hauv rooj plaub no, cov cuab yeej tuaj yeem teb rau ntau yam kev hloov pauvqhov xwm txheej - nws twb nyob ntawm lub hauv paus ntsiab lus ntawm kev txiav txim. Yog tias peb faib lub tswb ntsuas kev ruaj ntseg raws li lawv lub hom phiaj, ces qhov kev faib loj yuav zoo li no:

  • Perimeter ruaj ntseg cov cuab yeej. Sensors ntawm hom no xa cov cim qhia txog kev sim nkag mus rau hauv qhov chaw pabcuam tsis raug cai.
  • Devices rau kev ruaj ntseg sab hauv. Cov sensors uas sau cov neeg tsis tau tso cai nyob hauv thaj chaw tiv thaiv.

Cov hom kev ruaj ntseg feem ntau suav nrog kev co, sib nqus, infrared thiab cov khoom siv sib xyaw ua ke. Tam sim no nws tsim nyog xav txog lawv hauv kev nthuav dav ntxiv.

Kev vibration sensor

Kev ruaj ntseg sensor txuas
Kev ruaj ntseg sensor txuas

Qhov no yog ib pab pawg neeg rhiab heev, nrov tshaj plaws uas tuaj yeem hu ua iav tawg sensor. Cov cuab yeej no belongs rau qeb ntawm cov cuab yeej uas sau qhov tseeb ntawm kev nkag mus rau hauv thaj chaw ruaj ntseg. Ntxiv mus, kev co tswb sensors teb tsis tau tsuas yog rau lub cev kev co ntawm cov ntaub ntawv thiab cov qauv, tab sis kuj rau acoustic hluav taws xob. Ntawd yog, nws tsis yog yuav tsum tau mount xws li ib tug detector nyob ze ze rau lub qhov rais qhib. Yog hais tias nws muaj ib tug acoustic teb muaj nuj nqi, ces tej qhov tseeb ntawm nrov nrov nkag mus yuav raug kaw. Tab sis kuj tseem muaj qhov teeb meem ntawm kev siv cov qauv zoo li no, uas nyob hauv qhov siab ntawm qhov tsis zoo - txhua lub suab nrov thaum ua haujlwm tuaj yeem ua rau lub siren qhib, piv txwv li. Yog li ntawd, cov kws txawj pom zoo kom tig mus rau complex qauv ntawm kev co sensors nrogmicroprocessor Circuit Court rau kev ua cov suab spectrum nyob rau hauv chav tsev ntawm tsawg-frequency thiab high-frequency theem.

Magnetic pickup

Sib nqus kev ruaj ntseg sensor
Sib nqus kev ruaj ntseg sensor

Muaj cov xwm txheej thaum cov neeg nkag mus rau hauv tsev txawm tias tsis tau sim yuam kom tawg. Piv txwv li, nkag mus rau qhov chaw, nws txaus los qhib lub rooj vag. Yog tias tsis muaj lub xauv nkag rau hauv lub qhov rais lossis cov yeeb ncuab muaj tus yuam sij ntawm lub qhov rooj, ces nws yuav yooj yim nkag mus rau hauv qhov chaw tiv thaiv thiab cov lus hais txog kev vibration sensor yuav tsis tuaj yeem sau qhov tseeb ntawm kev nkag. Txhawm rau tiv thaiv cov xwm txheej zoo li no, lub ntsuas hluav taws xob sib nqus (tus neeg sib cuag) yuav pab tau, uas tshwm sim thaum lub sijhawm qhib ntawm ob lub teb. Hauv lub xeev ib txwm muaj, cov hlau nplaum thiab nws cov khoom ua haujlwm (reed hloov) raug kaw. Ib feem ntawm cov cuab yeej, piv txwv li, yog ntsia rau ntawm lub sash, thiab qhov thib ob ntawm lub thawv ncej. Thaum lub qhov rais kaw, lub sensor nyob rau hauv standby hom, tab sis sai li sai tau thaum lub qhov rais qhib, nws yuav ua hauj lwm.

Passive infrared sensor

Yog tias tus neeg nkag tebchaws tseem tuaj yeem nkag mus rau thaj chaw tiv thaiv tsis tau pom, yuav tsum muab cov ntsuas sab hauv. Qhov kev xaiv zoo tshaj plaws yuav yog ib qho passive infrared sensor uas teb rau kev txav mus los. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov khoom siv zoo li no yog ua raws li kev txhim kho ntawm thermal tawg los ntawm ib qho khoom. Ib qho kev hloov pauv hauv qhov kub thiab txias hauv cheeb tsam pom tau qhib lub sensor, uas xa cov teeb liab sib thooj mus rau cov tswj vaj huam sib luag. Tab sis nws yog ib qho tseem ceeb uas yuav tau xav txog tias kev siv xws li lub tswb nrov rau ib chav tsev kuj tuaj yeem nrog lub tswb cuav.ua rau. Qhov no yog vim kev siv cov khoom siv huab cua nrog kev hloov pauv ntawm qhov kub thiab txias. Qhov tsawg kawg nkaus ceeb toom tsis tseeb yog pom rau ntau-channel IR sensors nrog lub taub hau rhiab uas tiv taus lub suab nrov thermal. Raws li nyob rau hauv cov ntaub ntawv ntawm acoustic sensors, nyob rau hauv cov ntaub ntawv no, microprocessor teeb liab ua, tab sis twb nyob rau hauv lub thermal zog spectrum.

Infrared passive sensor
Infrared passive sensor

Infrared nquag sensor

Lwm yam ntawm rhiab IR sensors tsim los ntes cov khoom txawv teb chaws hauv thaj chaw tiv thaiv. Xws li cov sensors kuj tseem hu ua dual-beam sensors, vim lawv muaj lub receiver thiab transmitter uas pauv cov teeb liab sib txawv. Qhov kev ncua deb ntawm lawv tuaj yeem yog ob peb decimeters, thiab ntau pua meters. Active infrared tswb tswb sensors teb rau intrusion nkaus xwb yog hais tias ob kab hla tib lub sij hawm. Qhov no feature ntawm kev tso npe rau lub xub ntiag ntawm ib tug txawv teb chaws khoom tsub kom qhov tseeb ntawm lub system thiab minimizes qhov tshwm sim ntawm cuav tswb.

Sib xyaw sensor

Combined burglar tswb sensor
Combined burglar tswb sensor

Qhov tsis zoo ntawm kev ua haujlwm ntawm qee hom kev ruaj ntseg sensors twb tau sau tseg ntau dua ib zaug. Ib qho cuab yeej zoo tshaj plaws ntawm hom no tseem tsis tau tsim, tab sis kev sib xyaw ua ke lossis dual sensors tuaj yeem siv tau, uas ob txoj hauv kev ntawm kev hem thawj nrhiav tau raug siv. Ntawd yog, ob hom ntawm cov ntsiab lus rhiab tau sib xyaw ua ke, txhua tus npog qhov tsis txaus ntawm lwm tus. Ib qho piv txwv tseem ceebTxoj hauv kev no yog ib qho kev sib koom ua ke ntawm lub tswb nrov uas ua haujlwm nrog cov hluav taws xob infrared thiab txhawb kev ua haujlwm ntawm cov magnetic contactor. Tsis tas li ntawd, kev sib xyaw ua ke ntawm ob lub hauv paus ntsiab lus ntawm kev ua haujlwm yuav koom nrog kev teeb tsa sib txawv ntawm kev ruaj ntseg. Nws tuaj yeem raug teeb tsa los kaw lub tswb thaum ib qho ntawm cov ntsiab lus rhiab, ib qho tshwj xeeb sensor, lossis ob qho tib lub sijhawm tshwm sim. Yog li, nyob rau hauv rooj plaub tom kawg, qhov kev pheej hmoo ntawm kev xa cov cim tsis tseeb yuav raug txo qis rau xoom.

Kev teeb tsa lub tswb tswb sensors

Txhim kho lub tswb sensor
Txhim kho lub tswb sensor

Ua ntej ntawm tag nrho, ib txoj kev npaj dav dav yog kos nrog daim duab ntawm qhov chaw ntawm lub sensors. Qhov no yog ib txoj hauj lwm nyuaj heev, vim nws yog ib qho tsim nyog los xam cov kev xaiv nkag mus tau thiab, raws li cov kev hem thawj, xaiv cov khoom siv nrog cov qauv kev ua haujlwm zoo hauv ib qho chaw. Hais txog kev xaiv qhov chaw rau kev teeb tsa, muaj cov txheej txheem thoob ntiaj teb:

  • Phab ntsa uas yuav tsum txuas nrog yuav tsum tsis txhob raug kev vibrations.
  • Nyob ze ntawm qhov qhib, tsuas yog cov khoom siv uas cuam tshuam rau lub cev - kev poob siab, kev vibrations, thiab lwm yam yog mounted. Piv txwv li, koj tuaj yeem nruab vibration thiab sib nqus kev ruaj ntseg tswb sensors ntawm lub qhov rooj thiab qhov rais, tab sis infrared, acoustic thiab ib co ua ke. cov qauv hauv cheeb tsam no yuav tsis muaj txiaj ntsig.
  • Nws tsis tso cai rau nruab txhua hom sensors ze ntawm cov khoom siv huab cua thiab qhov cua.
  • Nws yog ib qho tseem ceeb los xyuas kom meej tias thaj chaw tam sim ntawm qhov kev xav tau qhibkev ruaj ntseg.

Los ntawm qhov pom ntawm kev teeb tsa, cov ntsuas ntsuas tau muab faib ua mortise, nyiaj siv ua haujlwm thiab cov qauv. Thawj yog ntsia rau hauv npaj niches ntawm qab nthab, pem teb lossis phab ntsa zoo li lub qhov (socket). Nyiaj siv ua haujlwm feem ntau yog mounted rau lub qab nthab siv tag nrho cov ntsia hlau los yog tus kheej tapping screws. Raws li cov qauv tsim, lawv tau ua rau hauv qhov rais thav duab, qhov rooj thiab txawm tias cov khoom siv hauv tsev. Txhawm rau ua qhov no, tsim nyog mounting hardware yog muab nrog me me clips thiab latches.

Cov khoom siv sib txuas

Txawm hais tias nws hom, lub sensor yuav tsum txuas nrog ob lub voj voog - lub zog xaim hluav taws xob thiab lub voj voog ntawm kev tswj hwm kev ruaj ntseg. Raws li txoj cai, ib txoj kab uas muaj qhov hloov hluav taws xob mus txog 12 V yog siv rau kev siv fais fab. Raws li rau lub voj, qhov kev ruaj ntseg tswb sensors txuas nrog los ntawm kev ua tiav relay, uas tuaj yeem cuam tshuam nrog ntau hom kev ntes. Ib qho tamper yuav tsum tau muab. Qhov no yog cov cuab yeej tiv thaiv uas tau tshwm sim hauv cov xwm txheej uas tsis tau tso cai los qhib lub sensor vaj tsev. Lub tswb hluav taws xob dav dav yuav tsum tau muab nrog rau hauv av, lub thawv fuse, thiab lub stabilizer yog tias muaj hluav taws xob tshwm sim ntawm daim phiaj hluav taws xob hauv zos.

Zoo kawg

Tswj lub tswb sensors
Tswj lub tswb sensors

Kev ua tau zoo ntawm cov sensors yuav nyob ntawm tsis yog tsuas yog nyob ntawm kev paub ntawm lawv cov kev xaiv thiab qhov chaw nyob hauv thaj chaw pabcuam, tab sis kuj yog qhov zoo ntawm lawv cov kev tswj hwm. Autonomy thiab automation yog cov qauv tseem ceeb rau kev ua haujlwm ntawm kev ruaj ntseg niaj hnub. Kev ruaj ntseg tswb tswj rau ib chav tsev tuaj yeem raug teeb tsa siv lub vaj huam sib luag me me nrog LCD zaub thiab cov txheej txheem tswj hwm thiab teeb tsa ua haujlwm. Txawm li cas los xij, ib lub tsev ntiag tug, muab ntau lub sensors, yog muab nrog cov txheej txheem dav dav nrog ntau qhov kev tswj hwm ntawm lub computer. Nws kuj tseem yuav tsis yog superfluous los muab rau qhov muaj peev xwm ntawm kev sib txuas cov programmable algorithms rau kev ua haujlwm ntawm tus kheej cov khoom siv, uas yuav ua rau kom muaj kev ntseeg siab thiab zoo ntawm lub tswb nyob rau hauv ib qho nyuaj nrog rhiab sensors ntawm ntau hom.

Pom zoo: