HUE031140T2 - Hõmérsékletszabályozó készülék - Google Patents

Description

TÉPgRÁTtmE CONTROL DEVICE

DESOilPTiON

Field of the Invention ptlftThe invention relates to a tempeíBtere coströitesvSeefef teeítiíöi|i^| Ete: temperature el<#jeets situated: in an area defined: teyawall. The documents U$2ÖÖ3?0i6Sbl8 arte 085463222 disclose such devices. $1¾ Ids invention particularly relates to §a#Plüü:;

State of toe related art |003] Por soma applications, it is necessary te .menitebfte tetepörtetere/éf öéjacte through a wail: Is particular the case of eieeteeai equipment piacod inside a: cabinet and wherein ids ternsaraturé: is to be monitored; regularly tee as fö detect any problems.

Ilpptepai equ lament paalsuiady high tend .medtem^llprequipii,:· may bd; subject te gieeftieterns of vetythg intensity giving dSOteftres or ©van expiosionsc Motedydc ítteeste^^teat'^ppjiÉ^alii^ a? tees ateioausec! in aistelieidnsteiiafions, in this way. ter obvious safety reasons, it is essential to monitor the temperature of fins type of equipment regularly and reliably. :jP§];;For elective prevenSon. of These hazards*: it. is Knovyn te periodically: inspect 5 trie criiicai areas of etectrioai equipment by means; ötinfrared tamegrephy; To enable these periodical ínsp®^énsi:ft^speíi<tíl^!5f Inetvni toterevide ipe outer wails of the teietdqiiiequiprnent with one or apluraifty tef saitebtepssilion ad windewstefteiewing; ftstls; ||08f These windows alow infrared andfthus enable tee viewing of the elecfriosi equipment fo fee ynanSfored: via said windows, by ten infrared earnem; Figure 1 illustotestnis prior art wherein tee cabineffor ncusinglmeotecthcai: equipment is provided with such a Window and an infrartocanterais «angsd opposite said viewing window so as to obtain: an infrared image of inside the cabinet. Bach windows are partioulady described in the dpdnfnefit FR 2 743 153. The use of such a pftis; particularly advantageous, indeed, the use of a viewing pert makes ft iressibie M do away with the disassembly operator at ifte ptliions of tire cabinet ter housing trie eiectrtea! equipment. Moreover, mdnitedng can be carried put under normal: electrical conditions, without switehiag off tee «áaoöfcalieqei{wentto.bP'm^lt^í^§i::§i% (tótefti^^i^áitte^Rgiin' (template·· safety. i[087] However, this monitoring meteod requires a qualified operator and opera tons for arranging and setting the intrarad camera: such that tee infrared Image of the electrical equipnrenf is not obtained immediately. Moreover, this method is not suitable ter the continuous monitoring: ©? the tem^Sfuíes^ilt^É^^i^^P'tepthOö^d in the cabinet.

Aim 5 of the invention I008] The aim of tee invention is that of remedying these problems by providing s device for monitoring the temperature of an area defined by a waii, suitable for obtaining temperature monitoring rapidly by means of infrared thermography. 1008] For this purpose, according to a first aspect, the invention relates to a temperature monitoring device according to claim 1.n area to be monitored 10010] Advantageously* the device eomphses ten· optica! system housed; in said frame and ngí%' focussing the infrared; waves, coming tom the area to be monitored, towards said heat sensor, [0011] In this way, the temperature monitoring device can be permanently attached to the waf! such that infrared thermographic monitoring can bo carded reu£|rp$^i% lmme^^rwfthout;p0i||;i^^g.-teaing operations ter each monitopng gpeitehon. in paricuiar, tee installation and setting of a camera: Is rendered unnecessary sine© the boat sensor is integrated in tee; frame which Is in turn attached in the walL The device; mahes it directly withoutaslng:a separate camera [0812] iöífövgr. since the device is güiÉiÉlp^K^ftMy áld 81¾ wail, it is sü I table for eoii Oh uoe s moe i töt! hg th e temperái u r @ o? the objects inside the enclosure.

[D0l3pin#ijf. this temperature monitoring device does not sheet the tightness of tee w#lö^ilíii^l8s.^t?^|8n or ciust. water or ether dfereign bodies inside the area te:l>e is n&amp;í rgííöwed at the wall [9814] Advantageously, the optical evetem forms á freei watt sites to be fÉdiísred- la teis V^ of tie optics! system with respect to tbs moiiltoited area mate I possible to monitor a much target area.

[OSIS] in one embodiment. tee devise comprises a support disk, attached is a tight masher to the hams, and basing acenfra! orifice for psioning the epos! system, This support disk forms, with ire cpficai system, a font wail of the -dsvte Advantageausiy. the optica! system! prpküdes to the ftont with respectto Ée Support disk sp as to obtain a wide mohimhngfield. [0818] (SígpíiííÉyii^pttfi^Wi^^ the optica! system is a Vhde->arigie;ÉÍts, |DD17:: Adv^itapötíSÍA the bevitte {drifter compnsas a card for processing tbs signals from tbs heat sensor, boused in the &amp;ame: Aforeoven |r&amp; deyippmprises an infrared image, boused in the frame and extending to the rear face of the device, fo a#way, síi fhoelements. % meriqhng form a single assembly suitable for being attached during the semevuaff mounting operation, [8818] inohe embedimebf, the device comprisesan mtegrafed alarm system, connected to said processing card and suftabfe for generating an aiarm signal for notifying ovetbealing in the area to be monitored.

[0019] in one embodiment, the S dsvice comprises a removable protective cover ot the display means arranged to cover the roar face of the device.

[0020] In one embodiment, the device comprises a connector intended to receive an eteotricef power suppty connector. Sn this way, the device: does not require an dfitemat: power supply and can easily be eonneoted to m edema! power supply Power supply by a battery-powered system can also be envisaged, [00211 írt one embodiment, the device comprises alill poft MMöhanglng data with a cOfhpteror externa! devices; [0022] lit one embodiment, the device comprises;a:asms comprising a mam body and a eyiinddcai threaded ring intended to be inserted into said opening; and a nut Intended to be mounted on the threaded ring, so as tosáhdvdöh the wall between the main body and the fmme and the nut These attachment means enable guiok end miiabte nicynting of :tee;device. (0(123] Advantageously. the device semprtees an 0:25 ring, mounted on the threaded ring between the wail and the main body of the frame so as to ensure the tightness of the waii at the opening. 100241 The device further comprises a seifadhesiya fiat seat mounted on said wall and nut, (0025] According^ a second asipeet, the inventitm miates to an encipsure comprising a waii haying an opening and at least one temperature monitoring device according to the first aspect of the invention, fixedly mounted in said opening.

[002b] inaiiy, according to a Third aspect, the tnvebfion rdtatas to a method fer msun ting according to a first aspect of the invention, inside an opening ctf a wall defining an area to be monitored, sal method comprising a step consisting of fitting the fame Inside said opening and a step for attaching the device on the wait.

[0827] Advantageously, the temperature monitoring device is arranged area to be monitored.

Bhef description of tee figures (8028] Fufthfraifhs and advantages of the invention will emerge in tee course of tee Mowing description, with reference to tbs appended figures, wfisreln: - figure i is a schematic view of a temperature monitoring assembly according: tedhepor art comprising a viewing port and an infrafed carbsrs arranged opposite sald port so aste obtain an inframd: image inside: the enclosure tebe monitored:; - figure: 2 fs: a schematic view of a temperature rtiöeífö#»? device .adbardirigjMbeitfí^tó;. - Π-gum 3 is an one embodiment of the invention; -: figure 4 ;s an exploded front perspective view of a temperature monitoring device 5 according to the invention; - figure I is an exploded side mölíltÉxlitg to the myehtioh; sad - figure δ is an exploded near perspective view of a temperature monitoring device according to the invention; - figure Tie a sectionsi view illustrating in detail the attachment means and sealing means of the device acderding to she embodiment oi the invention.

Example of embodiment :|8828| The temperature monitoring devise 1: according to the invention is inside eh opening 2 formed on a wait δ defining at) area to be monitored. The waft is for example first of an enclosure 3 wherein objects to be monitored are housed For example, the enclosure to be monitored is an ei&amp;etrieal cabinet comprising circuit breakers, fuses, transformers, electric rnomrs andl/or eapacifive benohasttHowoven the invention ts: not limited dofemperaturemenifering of eiesfitsai equipment and the Invention is aiso appleabie for monitoring an industrial process (food processing for example) or for monitoring people (medical or prison sector), for example.

[0830] The waif I is provided with an opening 2, generally having a circuiar (sole, to Ihabie the Ihstalafioo of fite htbhítónng device 1 a<TOdíng to the Invention, Otsviou^y, the locationofthe opnihg 2 is detemfined on the basis of the l ibcafion cf the objects to be observed Inside the enclosure:) in figure 2. the opisci for which the temperature Is to be monitored is represented by e bulb 12. 18831] The device 1 according to the invention composes a frame # intended lo be fitted Into said opening 2 and to be attached in a tight mshner thsmon. For this pöp^,%t^#i:;j|isa^d^ít»8^ment.:ratesí:«s^d opening and sealing means for ensuring the tightnessbf the waif I, between the i^;iRi::iáatós.^:iÍ8.őniic»m:.%^i'^id opening 2, As illustrated in the figures, the frame 4 is made of one piece [8832] in the embodiment shown, fi-eslfarho 4 threaded ring 4b intended fö lbe inserted InlOMid opening 2. Tb§ nh^in febcfy bornpiSöis isrgbr diftáönsiöns ifran that of the threaded rír tg 4hsush met the main body 4a is pressed against the wail δ of the enclosure 3 when the threaded ring 4b is inserted inio said opening 2. Moreover, in order to attach the device onto the waf li: a nut 12 is mounted: on lit threaded ring 4b via the Miderof is enclosure 3, when: the threaded rína is inserted into the opening 2.

[8833] it should be: noted that the thraadadífing 4b advantapously: has: a fiat: spot for ensuring fitoi aiighmoht ;of tho device, ©fcvicusiy, in this case, the opening 2 has a complementary shape with the shape of the threaded nng 4b, [8834] Moreover, to ensure the tghtrsess of the assanibiy, the device cemprises:: two seals 13a. ^hv iparficdiády shown in: figure f. The β first seal 13a is an Cklng 13a inserted be!waeg::fhe outer faca:#^e:wa||#Íi::M!Éid#8 2 anda bssringisudage 14 of the main body 4a; Moreover, the second seal IIP Is a selhadhssive fiat seat sftsobed eh the inner face of the wail 8 and Inserted between said wall: and the nut i2,:Advsntaganus|y, the seals 13a, Hb'us^'frp. made of fae^bn' other equivalent synthetic material, :(00035] By means of mis: tight assembly :ph: the wall δ of the enclosure 3, the devioe pmvshfs the entry of dust, water Or other foreign bodies inside the enclosure 3». However, it Is possible to envisage: ether types of ^{achmeht andfor sealing moans wfifipuf fpayiíTg the scope of the invention: 18033] Moreover, the temperature rnohilpfirsivdevicp T composes an opficsfAypfdfmiiabd a heat sensor §, shown in figure 3. The optical te the enclosure 3 towards the heat sensor 5 receiving said infrared waves: and converts these waves into electrical signals, ts this way , a single frame 4 is suiiahle for bpsing: the heat sensor the optica! system 8 ^,:is^il':íh8:^tif'8t{a»ba®nt:^ÉÉ.ífev^.T:sÉ#e wall 3. of a housing, which is dylihdiieat in this case, housing all;the elements tor outputting theeieetricai signals from Ere heal sensor:.

[0037] the optica! system δ is housed in the frame 4 and l$ intended to be positioned inside the enclosure 3. This arrangement of the 5 optical system 6 Ihsida his anoiosufe 3 makes it possible to obtain a greater :ri!Vsr«d wave capture angle. Preferably, the optical system 6 is a wido-angis tens. The capture angle of such an opöcai system is typically in the region of 120 to 180*. The opticai system 8 is transparent te ihframd waves and iybcailytrensparent to waves vote a wavelength between Ö.3 and 13 pm. 18838} in a contra! onfice wherein the opticai system 6 is positioned. The opticai system 8 is attached in a tight manner to said support dish 7 by siiieone bonding or by a clamp with a $eai: not shown. The optica! system 8ppfrudes front the support disk 7 towards the inside of the enclosure 3.

The suppei disk 7 is attached ih sliht mariOef on the frame 4, Simiariy, the support disk 7 can he attached on the frame 4 by siiieone bonding or by e tight damp. The support disk ? forms, with the optical system 8, the front wai! of hie device 1.

[0039| in one particular embodiment, the opticai system 6 may particularly be made of ?.inc· seienide or barium fluoride for example. According tothe: invention, the optica! system I Is afranpd inside; the enciosut® 3 and is thus partly protected against external attacks such as dust and water, in this wayyihe inventjpn makes it possible: to use a wide range of mateheis fbrtee manufacture of tee optical system 6, and paflicuiady more sensitive materials man tee materials commonly used for mobile cameras* fer oxampis, [88481 The heat sensor S is housed inside tee frame 4 and rigidiy connected 3 tesretm The heat sensor 6 rs; for exampio, a nom cooled quantum weii infrared photodetector {QWlfr detector), or a newgeneration non-cooied microholometer detector. The heat sensor 5 is mounted on a suitably centred support 10 card 5! The support card 5‘ has, ter example, orifices engaging with guide mds 15a, tSb rigidiy conneoted to the ifsme A forteenfrifig the hóatsehsof J:, The use of a nomoooied heat sdnser requires a considerable cooling souree such as iiguid nitrogen and aapifte tee cooing device thereof.

[8841] The device 1 aiso corfiprises the same frame 4, and surtebtedor acquiring and processing the da^hr 6 so as te ehteirr an inffared image 18; of the insideofthe enclosure $ This prooesstegicsid 8 is provided: with acquisition .á«á'5üt^p^^É#^i^£»i means and a video signal output and frahsmisslon interface. This processing card § may also comprise compression means and a uS3 output interface.

[8842} Advantageously, tee processing card; 8 signals suitable ter assigning: a temperatu re to each of tee points of the infrared image. Advantageously, the device further comprises an integrated alarm system, connected to said processing card 8 and suitable for generating an alarm signal for notifying users of component overheating.

[8843] Moreover:, tee device 1 iurteer comprises s memory for storing information relating to tee te^tbcghlc^ and/or 5 an infrared1 image log, [8844JThe temperature monitoring device 1 te with ;m§a88íT®%.dMa#g.::sh infrared imap* shown more specifieaiiy in figures 5 and 8, connected 1C to an ou^uf Iteiiirtifrmisitt Tfcesw vWig of die infrared image 18 of the equipment to p-étoiwf.'»e:#^^:íátos''Í8:^e also housed in the lame 4 and extend to tee reef face of tee device, In the embodiment shown, tee device 1 comprises e disk 18 having ah oileeiter housing the display means and forming, wite the display means 1| the test te of tee nmnitering device, For example, the dispiay means to consist of an L.CD screen. According to one emixrdimeht of the invention, tea device 1 also comphses, at the rear face, confrO! keys suitable, for exampteyfofrhi^iiiifipiiri^'^ the aeteah so as to obtain tee tempefature at tee pointed area or navigate te menus of software for eperafing thedevide 1.

[0845} Advantageously; In order te protect tea display mops, tee device 1 comprises a ísmovabio cover 11, shown in dgure 3, arranged to be positioned oh tee frame and cover the roar face bf tea device 1. This protective cover 11 has tee same profile as tee main body 4b of the frame and is attached thereon by screwing or by magnetisation, tor example.

[0848] Moreover, the device 1 comprises, in the embodiment illustrated, a connector 17 intended to receive an electrical pGW8f supply connector. Tire connector 17 is mounted |h an orifice formed In the frame 4 in this way, tea device 5 1 asdordinq to the invention does ootlcompdse an internet power supply and can da powered either by a mobile power supply or by a power supply housed in the enclosure 3 to be monitored, [004?] Moreover, in one parbonlar embodiment of the invention, the device is provided: with a U SB pert 18 housed in the fraina 4 and connected to the processing eerd 9. This USB port 18 is suitable for connected the momtomsg device to a computer or to computer devices such as data storage devices or printing devices., so as to enable data exchange and particularly infrared image exchange.

[8048] The invention: is described above as an example, it is obvious thatthoso sidlisd in the arrwauid be capable of producing various alternative embodiments of Pm ifivention without leaving the scope of the invention.

Claims (4)

1. HŐMÉR$ÉKbgT$£A8ÁLY0|&amp; KÉSZÜLÉK SZABADALMI IGÉNYPONTOK

   1. Hőmérséklet megfigyelő fmonitonng} készülék (1). amely arra van szánva., hogy állandóra rögződjék (attach} egy nyílásén (égéhig} (2) Pelüb amely készüíók a következőké? tartalmazza: * keret amely arra van szánva, hogy Illeszkedik az említett nyitásba (2), ahol ez eí van látva eszközöké! rögzítéshez az említeti nyílásra, továbbá lezáró (seating) eszközökkel a keret rögzítéséhez a falra (8) és annak biztosítására, hogy adat :(8} a nyílásnál (2) legyen lezárva (seal); - hőérzékélő (heat sensor) (5), amely úgy van elrendezve, hogylefogadjon írdrávöfös ábprákat, és átalakitsa (égöved) a neveséit sugarakat eiekbomos jelekké; és - optikai rendszer ||j, amely bérié: foglaltatik az éáiílitett koraién (4) ás mereven: össze van kapesölyé ázzál azon infmyöröSíhnllámok összpontosítására (iöotissigi'í amelyek a megfigyelando területről jönnek, az eraliteh hóéfiekaSó (Ő) falé, aheí: az emiitett hőérzékélő (8) és az optikai rendszer (6) benne foglaltainak az említeti keretben (4), amely képezi az egyetlen egy keretet. I. Az 1. igénypont szerinti hőmérséklet rnegiigyeíő készülék :(i), azzá! jellemezve, hogy az emiitett optikai rendszer (8) képezi a késziék üst (ífönt) faiét, és arra van szánva, högyeSbsiyezkoepk a fai (8) ás a megfigyelendő terúíeikőzott, a megfigyelendő területen belül. 3, A % igénypont kssziék (1), azzái jejfemezve, hogy tartalmaz egy támasztó lemezt fsegprí disk) (7) lezárt módon (sealed manner) rögzítve a kerethez (4). ős rendelkezi egy központi szájnyílásáéi (orifice) az optikai rendszer elhelyezésére (positioning) 4 A S. igénypont szerinti h^sérsékiél megfigyelő készülék (1), azzal jeSiemazvéj hogy az optikai rendszer (8) kinyúlik a homlokzathoz a támasztó lemezhez (7) viszonyítva, i* Az 14. igénypontok lármelyiíte szerinti hőmérséklet megSgyeiő készülék > í ), apai jsjíarnézvé, Hogy az optikái rendszer (8) széies láíőszögű (wide-angle) lencse.
2. 8. Az 14. igénypontok hármaiyjke: szerinti MmérsékM megfigyelő késziék; (1), azzá? jellemezve, hegy ez tartalmaz továbbá egy kártyát (card) (§} á höárzákelábé! (5) levő jelek iáidolgázására, amely kártya a kereken (4) tartózkodik, 7, A 6> igénypont szerint· hőmérséklet megfigyelő készülék (1), azzal jellemezve, hogy az tartalmaz egy egybeépített riasztó módszert Integrated alarm system), amely hozzá van kapcsolva az említett {eldolgozó kártyához (9), és alkalmáé gepteíni egy naszíé: jelét (alarm signal) értesítéshez, ha iúimalegsdes lép lei a megfigyelendő területben.

   8. Az 4*7. igénypontok bármelyike szerinti hőmérséklet megfigyelő: készülék (1), azzal jeítemesva, hegy ez forteimaz kijelző (display): készüiéket (10) egy infravörös kép kijelzésére, ahol 8: készülék: akerethen (4) tartózkodik és kiterjed a készülék hátsiisé felületéhez (reaí face). ·|. Λ 8. igénypont szerinti hőmérséktói megfigyelő készülék (1), azzal jeltemazyte hip ez terteimazza a kifeiző íkésziék |1Ö) eltávolítható védőburkolatát (protecting cover) (ti) úgy elrendezve, hogy i1ö. Az 1-9. ígénponipk mSrrnsiyike szerinti hémélséklei megfigyelő készülék (1i azaat jéítemézyé, bogy og teftelriiaz egy csaílakczbt íl?)j omoiybrra vádíszárvva, hogy befogadjon: égy étekiremös áfamszolgáltáté konnekteif 11. tói igénypont sagfri hőmérséklet magágyéi! készéik: (t), azzal lailomogvSj Négy ez tertelfpz py ipS portet;f 18).
3. 12. Az,1-11. igénypontök; bárméiyiite szerinti hőméipkist magfigyeiS készítek (1), azzal Jpamtóm, hogy ® hőérzékélő nem-hütöttiteékeiá, 13;: tó Isii, igénypontok Mmieiyiké szerinti iteménÉkíet mégfiiyeié készülék (1), azzal Jstlem&amp;zya, hogy ®: tartalmaz egy karéteip}, .amely pedig (tartalmaz égy te tesM|4a) ésegy henpres sssvaf menetes győiiij[pÍÍft#M^ia<^.:Nftg) ifi b), ahol ez arra van szánva,: hegy :be legyen; iktatva memlítet nyílásba, továbbá tefteSmaz egy o^aranylt't«i)l;1%:SP^:.^ van szánva, hopJal lágyán szerelve a esavarmeaetes gyiMre; (4b) úgy hegy helyezze el á falat (8) s keret (4) fő teste (4s) és a csavaranya (12) közé; 14, A 13, Igénypont ezérteil hőmérséklet megfigyelő készölék; (:1), azzal jelfemezve. hegy ez tertalrnaz egy 0^11¾) felazerelye a csavéimenafea gyíirára |4b) a M |l) és a keret p): fő teste (4s) közé úgy, begy biztosítsa s fal feszességét (Sighíness) a nyílásnál (2).
4. 13. Áll, igénypont szerini hőmérséklet mogfigyeilkészütek (1), azzal Jellemezve, hogy P tartalmaz egy nntepade lapos zárást (seal} (13b) felszerelveaz említett falra |S) és beiktatva a fa! (3) és a csavaranya (12) közé, '8ϋ|τ tartalmaz egy falat (8), ahol ennek van egy byíliágá (¾) érá legalábD égy, ae 115, igénypontok bármelyike szerint iteméméklét megfigyelő készüléke (1), rögzítetten beszerelve az említett nyílásban: (2), 17,:llárás egy, az; MS. igénypontok bármelyike szerinti hőmérséklet megfigyelő készülék|f) beszetelésérs egy olyan tál (8) nyilasába (2), amely meghatároz egy megfigyelendő területet, ahol az említett eljárás tartalmazza a keretWfesztésértek lépését az említett nyílásba, továbbá a készülék (1) rögzítésének· lépéséi a: falra (8). 15, A17, Igénypont szerinti szerelési: eprás, ázzál: Jéiíamezva. hogy a b^ér#k!et:p^|piiés?iit:.(1} égy ysnteífenOezye, hogy az optikai: rendszer (6i kinyúlik a magágyslersdé tételéi irányában.