TW200904259A - Protective device for heat-dissipation failure on LED lighting module - Google Patents

Protective device for heat-dissipation failure on LED lighting module Download PDF

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Publication number
TW200904259A
TW200904259A TW96124249A TW96124249A TW200904259A TW 200904259 A TW200904259 A TW 200904259A TW 96124249 A TW96124249 A TW 96124249A TW 96124249 A TW96124249 A TW 96124249A TW 200904259 A TW200904259 A TW 200904259A
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Taiwan
Prior art keywords
power supply
circuit
led
cooling fan
module
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TW96124249A
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Chinese (zh)
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TWI414210B (en
Inventor
de-zhang Zhou
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Forcecon Technology Co Ltd
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Publication of TWI414210B publication Critical patent/TWI414210B/zh

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Abstract

The invention discloses a protective device for heat-dissipation failure on LED lighting module comprising a LED light set, a power supply unit and a cooling fan. The cooling fan connects to a main power supply circuit by a series circuit or a parallel circuit and an electrical circuit is set between the main power supply circuit and the cooling fan. Current control components, such as field-effect transistors, transfer resistor, relay or thyristor, are provided between the electrical circuit and the main power supply circuit. When the operation state of cooling fan of for LED lighting module is unusual, the current supplied by the main power supply circuit will be lowered down or shut off by actuator response of the electrical circuit and the current control components for making up light of the LED lighting set weak or none. Protective effects of preventing the LED lighting set from damage and blasting due to overheat for raising usage safety and quality of using LED lighting module so as to be provided with practical progress.

Description

200904259 九、發明說明: 【發明所屬之技術領域】 本發明係涉及-種LED肖明模組,特別是指其散熱風 扇之力此失效日寸’忐夠令其LED @步關閉或呈現弱電狀態 以產生保護作用之創新設計者。 【先前技術】 / . “按,LED照明模組由於其相較於傳統燈泡結構具有更 省電、使用壽命更長且兼具高照明度之優異特點,目前被 廣泛地運用於各種照明以及發光顯示產品結構上。 所述LED照明模組,其LED發光元件於點亮時仍舊會 產生某種程度之熱溫,隨著模組所配置的LED發光元件數 里越夕所產生之熱溫總合相對越高,且由於其整體led 發光兀件均係共同組設於一基板結構上,故熱溫並無法完 ^ 全藉由空氣自然發散,而是傳導至基板結構上持續聚熱升 、 溫,故有過熱損壞甚致引發燃爆之虞,因此,LED照明模 組結構中’強4彳散熱構件的設置極為重要,所述散熱構件 ,目剷通常係採用散熱風扇來達成,當該LED照明模組點 冗運作時,藉由該散熱風扇之運轉即可達到散熱效果,以 避免LED照明模組發生前述過熱損壞、燃爆之危險。 承上,所述散熱風扇於運作過程中,勢必可能面臨燒 毁損壞的情況,造成散熱功能喪失而引發LED照明模組過 熱損壞、燃爆之虞,但此種狀況可能透過電路上的設計, 令LED與散熱風扇同步斷電而解決該問題;然而,散熱風 200904259 扇除了因損壞所造成其功能喪 葉遭異物卡住停擺、或者呈現 月文熱功旎喪失之狀況,而此種 仍未損毀’故單純之電路設計 產生其它因應動作’且此種狀 上相當難以從led照明模組之 持續運作一段時間後,將造成 燃爆而引發火災之憾事。 由於目前許多led照明模 夕’因此其散熱構件運作之正 保護機制之建立,實為當務之 逐步普及於人們生活周遭環境 災害,顯然也是一大隱憂。 是以,針對上述習知LED 如何研發出一種能夠更具安全 創新設計,實有待相關業界再 者。 有鑑於此,發明人本於多 與設計經驗,針對上述之目標 終得一確具實用性之本發明。 【發明内容】 本發明之主要目的,係在 熱失效保護裝置,其所欲解決 照明模組設計上仍舊存在當其 失之因素外,也可能因為扇 弱速轉動狀態而同樣造成其 狀況發生時,由於散熱風扇 將無法驅使LED即時關閉或 況發生時,使用管理者實務 外觀上察覺’如此,在LED LED照明模組過熱損壞甚至 組之LED配置數量均相當繁 常性、以及損壞或運作異常 急’否則隨著LED照明模組 ,其伴隨而來所可能造成的 知明模組所存在之問題點, 防謾性、更具理想實用性之 加以思索突破之目標及方向 年從事相關產品之製造開發 ’洋加设計與審慎評估後, 提供一種LED照明模組之散 之問題點,係針對習知led 散熱風扇發生異常而喪失散 200904259 熱效果時,LE!D燈組 婵爆产卜a …忐n步因應而易導致過熱損壞、 人、、爆危險之問題點加以田 办 iFi) ^ , 〜索犬破;所述LH)照明模組包括 LED燈組、供電單 匕栝 .„ .. 政熱風扇;該LED燈組與供電單元 之;:ΓΓ電迴路相連結,該散熱風扇與主供電迴路 之間則稭一串聯電路或並聯電路相連結者; 本I明解決問題之技術特处 . 文丁特點,主要係於該主供電迴路 /、政熱風扇之間增設—電性 +似兩' 〜吩所述電性迴路第一端盥 主供電迴路之間設有電流护 體、繼雷。構件(如場效電晶體、三極 篮4電态、閘流體等)可今:th 、、或纟 7主供龟迴路之供電電流流量 減弱或壬中斷狀態,該電性 之弟一知與一檢測模組相 連、、力’所述檢測模組可依撼 政‘、、' 風扇之預設運轉異常狀態 而令刖述電流控制構件產生作 4 乍動者,稭此創新獨特設計, 使本lx明對照先前技術而言 ° 大致可達到如下優點: 畠该LED照明模組q < 、,、之放熱風扇發生運轉異常狀態 了即日寸藉由所述電性迴路以为带:。丨# 入+ 峪以及包流控制構件之反應作動, ·?主供電迴路之供電雷沪、旦、a ^,丨L机里減弱或呈中斷狀態, ED燈組轉變成弱光或關閉200904259 IX. Description of the invention: [Technical field of the invention] The present invention relates to an LED xiaoming module, in particular to the force of its cooling fan, which is such that the LED is in a closed state or exhibits a weak current state to generate An innovative designer of protection. [Prior Art] / . "According to, LED lighting module is widely used in various lighting and lighting because it has more power saving, longer service life and high illumination than traditional light bulb structure. The product structure is displayed. The LED lighting module, the LED light-emitting component still generates a certain degree of thermal temperature when lighting, and the total temperature of the heat generated by the number of LED light-emitting components configured by the module The combination is relatively high, and since the whole LED light-emitting elements are collectively arranged on a substrate structure, the heat temperature cannot be completely diverged by the air, but is transmitted to the substrate structure to continuously heat up, Temperature, so there is overheating damage, which causes the explosion. Therefore, the setting of the 'strong 4彳 heat dissipating member in the LED lighting module structure is extremely important. The heat dissipating member and the eye shovel are usually achieved by using a cooling fan. When the LED lighting module is redundant, the heat dissipation effect can be achieved by the operation of the cooling fan to avoid the risk of the above-mentioned overheating damage and explosion of the LED lighting module. During the process, it is bound to face the situation of burnt damage, resulting in loss of heat dissipation function and causing overheating damage and explosion of the LED lighting module. However, this situation may be caused by the design of the circuit, so that the LED and the cooling fan are powered off simultaneously. To solve this problem; however, the heat-dissipating wind 200904259 fan is not affected by the damage caused by the damage, the foreign matter is stuck, or the state of the moon is lost, and this is still not damaged. Other response actions' and this kind of shape is quite difficult to operate from the LED lighting module for a period of time, it will cause a fire and cause a fire. Because of the current many LED lighting mode, the positive protection mechanism of its heat-dissipating components The establishment of this is actually a gradual popularization of environmental disasters around people's lives, which is obviously a big worry. Therefore, how to develop a more safe and innovative design for the above-mentioned LEDs is awaiting the relevant industry. In view of this, the inventor has a lot of experience with the design, and the invention has finally become practical for the above-mentioned objectives. SUMMARY OF THE INVENTION The main object of the present invention is that in the thermal failure protection device, the design of the lighting module to be solved still has its lost factor, and may also cause the situation to occur when the fan is in a weakly rotating state. Because the cooling fan will not be able to drive the LED to turn off immediately or when the situation occurs, the manager's practical appearance is perceived. 'So, the LED LED lighting module is overheated and damaged, and even the number of LED configurations is quite normal, and the damage or abnormal operation is abnormal. Urgently, otherwise, with the LED lighting module, the accompanying problems that may arise from the knowledgeable module, the tamper resistance, the more ideal and practicality, the goal and direction of thinking and breakthrough, the manufacturing of related products After the development of 'Yangjia design and prudent evaluation, the problem of the scattered LED lighting module is provided. The LE!D lamp group 婵 产 a a 针对 针对 200 904 904 904 904 904 904 904 904 904 904 904 904 904 904 904 ...忐n step is easy to cause overheating damage, people, and the danger of explosion point to the field iFi) ^, ~ cable dog broken; the LH) lighting mode Including LED lamp group, power supply unit „. „.. 政热风扇; the LED lamp group and the power supply unit;: ΓΓ electric circuit is connected, between the cooling fan and the main power supply circuit is a series circuit or parallel circuit The linker is the technical special solution to solve the problem. The characteristics of Wending are mainly between the main power supply circuit/and the heating fan. The electrical connection is similar to the two's. There is a current body between the main power supply circuit and the relay. Components (such as field effect transistor, three-pole basket 4 state, thyristor, etc.) can be: th, or 纟7 main supply turtle circuit supply current flow is weakened or 壬 interrupted state, the electric brother knows A detection module is connected, and the force detection module can generate a turbulent current control component according to the abnormal operation state of the fan, and the innovative design of the current control device. According to the prior art, the following advantages can be achieved: 畠 The LED lighting module q <,,, the heat-dissipating fan is in an abnormal state of operation, that is, the electric circuit is considered to be:丨# In + 峪 and the response of the flow control component, · The power supply of the main power supply circuit is weak, or a ^, 丨L machine is weakened or interrupted, and the ED lamp group is turned into weak light or turned off.

, 〜進而達到有效防止該LED 4組產生過熱損壞、燃爆之保護效果,以進一⑽ 照明模組之使用安全性和品質,確具有實用進步性者。 【實施方式】 ,τ « π <-权住:T施例, 此寺實施例僅供說明之用,在專利巾請上並不受此 限制;所述⑽照明模組係包括LED燈組1〇、供電=元 200904259 、散熱 一主供 間係藉 其 迴路30 設有電 弱或呈 50相連 異常狀 模組50 設於散 外置式 風屬;且該L®燈組10與供 電迴路20相、查沾 '、早70 11之間係藉由 由-串聯電路或並聯電路相二2:、主供電迴路2°之 中所=電迴路2◦與散熱風扇12之間增設一電性 所述電性迴路3〇之第—端1跑 ^ 鳊31與主供電迴路20之間 力L I工制構件,藉以可令帝 巾^ # At '、电(路〇之供電流量減 中崎狀悲’該電性迴路3。之第二端32與一檢測模组 f,所述檢測模組5G可依據散熱風扇12之預設運轉 態而令前述電流控制構件產生作動者,其中該檢測 可為-控制1C或為一組控制電路所構成,並可為组 熱風扇之内置式結構型態或組設於散熱風扇外部之 結構型態者。 夂其中,該主供電迴路20並可設置有壓降元件6〇,該壓 降兀件60可為一電阻或具有f阻值的構件(如警示燈組) 所組成,其中該壓降元6〇所含電阻值係低於該led燈組 所含電阻值。 、 其中,所述電流控制構件可為:場效電晶體4〇、41 ( FET )、三極體 42、43 ( Transistor )、繼電器 44 ( RELAY ) 、閘流體 45 ( Thyristor )。 其中’該檢測模組50係可採用檢知散熱風扇12之轉速 為0或預設之低轉速以下時,設為所述之預設運轉異常狀 態者。 茲就本發明之使用狀態說明如下: 如第1圖所示,係為一串聯電路,其中該電性迴路30 8 200904259 第二端32與檢 第一端31與場效電晶體40(MOSFET-N)相連結, 測模組50相連結。 如第2圖所示,係為一串聯電路,其中兮步^ τ '^電性迴路30 第一端31與場效電晶體41(M0SFET-Ρ)相連結,筮_ 弟一端32與檢 測模組50相連結。 如第3圖所示,係為一 之間並包含有一反相器51, (M0SFET-N)相連結,第二端32 如第4圖所示,係為一 之間並包含有一反相器51, (MOSFET-P)相連結,第二端32 並聯 電 路 y 其中該 電 性 迴路 30 且該 第 -— 端 31與場 致 電 曰触 aa體 40 與檢 測 模 組 50相連 結 0 並聯 電 路 其中該 電 性 迴路 30 且該 第 一 端 31與場 敦 電 晶體 41 與檢測 模 組 50相連 結 〇 如第5圖所示,係為一串聯電路,其中該電性迴路3〇 第一端31與三極體42(ΝΡΝ)相連結’第二端32與檢測模組5〇 相連結。 如第6圖所示’係為一串聯電路,其中該電性迴路3〇 第一端31與三極體43(ΡΝΡ)相連結,第二端32與檢測模組5〇 相連結。 如弟7圖所示,係為一並聯電路,其中該電性迴路3〇 之間並包含有一反相器51,且該第一端31與三極體42(νρν) 相連結,第二端32與檢測模組5〇相連結-。 如第8圖所不,係為一並聯電路,其中該電性迴路3〇 之間並包含有一反相器51,且該第一端31與三極體43(ρΝρ) 相連結’第一端32與檢測模組相連結。 200904259 如第9圖所示,係為一串聯電 第一端31與繼兩。± ^ 其中該電性迴路30 社,並連^ I 4目連結’ 與檢賴組50相連 : =、*-作動開關4㈣主供電迴路2〇 作動開關441係呈常開狀態。 、中該 如第10圖所示,係為一並聯電路, 之間並包含右β + 其中該電性迴路30 3有一反相器51,且該第〜墙φ姐+。。 結,第二端q9命 ^电态44相連 而32與檢測模組5〇相連結,並一 41於主供電洄 逆、、σ作動開關4 態。。 上’ ”中’该作動開關441係呈常閉狀 如第圖所示’係為一串聯電路 第一端31與間流體45相連结,第一端犯^該電性迴路30 結。 連、、α弟一端32與檢測模組50相連 女第12圖所示,係為一並聯電路,1 之間並包含有_反相器51 :’迴路3〇 結,第_ 鳊31與閘流體45相連 # — 4 32與檢測模組5〇相連結。 茲就本發明之動作原理說明如下: 第1 、2圖所示,正常供電 供電單元11袒电、峪马路線1 ,且藉由 啟動源,當該風扇12被異物卡住而導致 到風扇12所傳壞等情形時,該檢測模組5◦接收 傳至第-=π 號’再藉由該電性迴㈣回 值大小,並使… 曰曰體40、41而影響輪出電屡 使其壬V通狀態;此時,位於 所設置之壓降元侧所含電阻值比LEDJ電迴路2°上 ,將使大部份電流流向路線2'低,因此 致使與主供電迴路2〇相連 10 200904259 結之LED燈組1〇發出微弱光 藉以肉眼觀察得知出現異常狀況:先源產生’藉此,便可 供電= 二圖所示,正常供電迴路為路線1,且藉由 仏電早疋11棱供定電壓源,當該風扇丨 啟動轉動較慢或風扇12損壞等情形時,該檢:主而導致 到風扇12的異常訊號’再經由反相器51觸:控 晶體40、41影響輸出電遂值大小, 二I 〃 P電 線2 · η 士 屯成另—供電迴路路 2,此%,位於主供電迴路2 所含雪阳姑L 所D又置之虔降元件60因 所各電阻值比LED燈組1〇低,因此, 十 路線2,j却八兩 ’使大σ卩份電流流向 、 小邛伤黾流則流向路線I ,使;# τ 出不正常微弱訊號或&光泝產 、^ 燈組10發 ^ 、、九原產生,以便提醒告知。 供電= = =,正常供電迴路為路線1,且藉由 啟動==源,當該風扇12被異物卡住而導致 專動較k或風扇12損壞等情形時, 到風禹〗9如难 了及知測杈組50接收 4 2所傳达過來的檢測訊號, 傳至第-端31相連結之三極體42、4再3精==迴路3〇回 的電流而旦彡塑μ b 並錯由改變輸入端 此時,::主:Γ電壓的信號強弱,使其呈導通狀態; 位於主供電迴路20上所設 阻值比LED燈組10低,因此=降凡件60因所含電 ,致使與主供電迴路 “部份電流流向路線2 或無光源產生、'"之LEI)燈組10發出微弱光源 庀你產生,措此,以便提醒告知。 如第7、8圖所示,正常供電 供電單元η提供定電塵源,去路為路線1,且藉由 啟動轉動較$ 、田s羽12被異物卡住而導致 符動私k或風扇丨2損壞等情 到風扇^ 、月形& ,該核測模組50接收 、…,再經由反相器51觸發控制該三極體 200904259 號強弱,使:呈導=端的電流而影響輸出端電壓的信, and then to achieve effective protection against the overheating damage and explosion of the LED 4 group, to achieve the safety and quality of the (10) lighting module, it is indeed practical and progressive. [Embodiment], τ « π <-right: T example, this temple embodiment is for illustrative purposes only, and is not limited by the patent towel; the (10) lighting module includes LED light group 1〇, power supply=元200904259, heat dissipation-main supply room is provided by its circuit 30 with weak or 50-connected abnormality module 50 is disposed in the externally placed wind; and the L® lamp group 10 and the power supply circuit 20 Phase, Chaz', and early 70 11 are connected by a series circuit or a parallel circuit phase 2: 2, the main power supply circuit 2 ° = electric circuit 2 ◦ and the cooling fan 12 is added an electric field The electrical circuit 3 〇 — 端 — 跑 跑 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与 与The second end 32 of the electrical circuit 3 and a detecting module f, the detecting module 5G can cause the current control component to generate an actuator according to a preset operating state of the cooling fan 12, wherein the detecting can be - The control 1C is formed by a group of control circuits, and may be a built-in structure type of the group heat fan or set outside the heat dissipation fan. The main power supply circuit 20 may be provided with a voltage drop element 6 〇, and the pressure drop element 60 may be a resistor or a member having a f resistance value (such as a warning light group), wherein The voltage drop element 6 〇 has a resistance value lower than a resistance value of the LED lamp group. The current control member may be: a field effect transistor 4〇, 41 (FET), a triode 42, 43 (Transistor), relay 44 (RELAY), thyristor 45 (Thyristor). The 'detection module 50 can be used to detect that the speed of the cooling fan 12 is 0 or less than the preset low speed. The preset operation abnormal state is as follows: As shown in Fig. 1, it is a series circuit, wherein the electrical circuit 30 8 200904259 second end 32 and the first end 31 are The field effect transistor 40 (MOSFET-N) is connected, and the measurement module 50 is connected. As shown in Fig. 2, it is a series circuit, wherein the first end 31 and the field of the electric circuit 30 The effect transistor 41 (M0SFET-Ρ) is connected, and the 一端_ brother 32 is connected to the detection module 50. As shown in Fig. 3, Between the two, an inverter 51 is included, and (M0SFET-N) is connected. The second terminal 32 is connected between one another and includes an inverter 51 (MOSFET-P) connected as shown in FIG. a second end 32 parallel circuit y, wherein the electrical circuit 30 and the first end 31 and the field call aa body 40 are coupled to the detection module 50. The parallel circuit wherein the electrical circuit 30 and the first end 31 is connected to the detection module 50, and as shown in FIG. 5, is a series circuit in which the first end 31 of the electrical circuit 3 is connected to the triode 42 (ΝΡΝ). The second end 32 is coupled to the detection module 5A. As shown in Fig. 6, the system is a series circuit in which the first end 31 of the electrical circuit 3 is connected to the triode 43 (ΡΝΡ), and the second end 32 is connected to the detecting module 5〇. As shown in FIG. 7 , it is a parallel circuit in which an inverter 51 is included between the electrical circuits 3 , and the first end 31 is connected to the triode 42 (νρν), and the second end is connected. 32 is connected to the detection module 5〇. As shown in FIG. 8, there is a parallel circuit in which an inverter 51 is included between the electrical circuits 3〇, and the first end 31 is coupled to the triode 43 (ρΝρ). 32 is connected to the detection module. 200904259 As shown in Figure 9, it is a series electrical first end 31 and two. ± ^ The electrical circuit 30, and connected to the inspection group 50: =, * - actuation switch 4 (four) main power supply circuit 2 〇 actuation switch 441 is normally open. As shown in Fig. 10, it is a parallel circuit, and includes right β + , wherein the electrical circuit 303 has an inverter 51, and the first wall φ sister +. . The second terminal q9 is connected to the detection state 5, and is connected to the detection module 5, and the 41 is in the main power supply, and the σ is activated. . In the upper ' ”, the actuating switch 441 is normally closed. As shown in the figure, the first end 31 of the series circuit is connected to the inter-fluid 45, and the first end is smashed by the electrical circuit 30. The end of the alpha brother 32 is connected to the detection module 50. As shown in Fig. 12, it is a parallel circuit, and there is a _ inverter 51 between the two: 'loop 3 〇 junction, _ 鳊 31 and thyristor 45 Connected #—4 32 is connected to the detection module 5〇. The principle of operation of the present invention is as follows: As shown in Figures 1 and 2, the normal power supply unit 11 is powered, and the Hummer route 1 is activated by the source. When the fan 12 is caught by a foreign object and the fan 12 is damaged, the detection module 5 receives the transmission to the -= π number and then returns the value by the electrical back (four). ... The body 40, 41 affects the wheel's power output and makes it 壬V-pass state; at this time, the resistance value on the set voltage drop side is 2° higher than the LEDJ circuit, which will cause most of the current to flow. Route 2' is low, so it is connected to the main power supply circuit 2〇10 200904259 The LED light group 1 〇 emits a weak light, which is visually observed to be different. Condition: The source is generated 'by this, the power can be supplied. = The two diagrams show that the normal power supply circuit is route 1, and the voltage source is supplied by the power supply when the fan is turned on, and the fan is started to rotate slowly or the fan 12 In the case of damage, etc., the check: the main cause of the abnormal signal to the fan 12 is then touched via the inverter 51: the control crystal 40, 41 affects the output power threshold value, the second I 〃 P wire 2 · η 士 屯 into another - The power supply circuit 2, this %, is located in the main power supply circuit 2, and the snow-suppressed L-D is placed on the component 60 because the resistance values are lower than the LED lamp group. Therefore, the ten route 2, j八二' makes the flow of large σ 卩 、 、 、 、 、 、 则 路线 路线 路线 路线 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # Remind that the power supply = = =, the normal power supply circuit is route 1, and by starting == source, when the fan 12 is stuck by foreign matter, causing the special action to be worse than k or the fan 12 is damaged, etc., to the wind 禹9 If it is difficult and the detection group 50 receives the detection signal transmitted by the 4 2, it is transmitted to the third terminal 42 connected to the first end 31. 4 then 3 fine == loop 3 〇 的 而 而 彡 μ 并 并 并 并 并 并 并 并 并 并 并 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 改变 : 改变 改变 : The resistance value is lower than that of the LED lamp group 10, so that the voltage drop of the device 60 causes a weak light source to be emitted from the main power supply circuit "partial current flow to route 2 or no light source generation, '" LEI) lamp group 10庀 You generate, take this to remind you. As shown in Figures 7 and 8, the normal power supply unit η provides a fixed power dust source. The way to the route is route 1, and the start of the rotation is more than $, and the field s feather 12 is stuck by a foreign object, resulting in a move or a fan. 2 damage to the fan ^, moon shape &, the verification module 50 receives, ..., and then triggers the strength of the triode 200904259 via the inverter 51, so that: the current of the conduction = terminal affects the output Voltage letter

設置之壓降元件60因所:,此柑,位於主供電迴路20上所 u件因所含電阻值比LE 將使大部份雷古汸h % 丑、、且川低,因此’ 冤肌抓向路線2 ,小部份 使得該LED燈纽〗〇秣山 ,丨L則抓向路線1 , '、、么出不正常微弱訊號或&光% & & 便提醒告知。 b Λ…尤源產生,以 时如第9圖所示,正常供電迴路為路線卜 單元11提供定雷厭、β 、、 且猎由供電 〜電堡源,該繼電器44開關 恶’因此’當該風扇12被里物+ ㈣吊開狀 風扇12損壞等产# ” 致啟動轉動較慢或 貝展寺凊形時,由檢測模組5〇 訊號傳送至哕繼雪M j, 设叹,、㊉讯唬,再將 通狀能 4,以控制該繼電器,開關441呈導 通狀恶,此時,位於主供路 導 L τη 电、峪ZU上所设置之壓降元件60 U所各包阻值比LED燈組1〇 向路線2,小……… 將使大部份電流流 J 口P伤电流則流向路線1 發出不正常埤弭1+ 使付該LED燈組10 ^ 弱讯唬或無光源產生,以便提醒告知。 如第10圖所示,藉由供電單元中 扇正常作動下,該柃1 詖i、疋电&源,且風 當/ 該仏測杈組50所接收到風扇12的訊號屬正 n 相裔51觸發控制該繼電器44,藉以#制 η子 開路的狀態(亦即路線2無導通,故发 正*供电迴路為路線〗),+ ” 啟動轉動較慢或風 兮认w 到風扇的里常” ^ ^…亥檢測模組50接收 44 .. 再、'生由反相器5〗觸發控制該繼電咢 上:以控制開關-導通狀態,此時,位於主供電:: Γ=置之屢降元件6〇因所含電阻值比⑽燈組‘路 。知的電流將流經路線2,小部份f流流經路線^ 12 200904259 ,使得該LED燈組i〇發出不 以便提醒告知。 不正吊微弱訊號或無光源產生’ 如第11圖所示,正常供電 單亓11蔣彳it — + P, 、峪為路線1 ,且藉由供電 '、疋黾壓源,當該風扇12被里你ι /+ 餹叙鈐Ρ々η ή Ζ ^異物卡住而導致啟動 2動較k或風们2損”情料,該 扇12所傳送過來的檢測訊號 …50接收到風 第—垆qi4 ± 幵稭田該電性迴路30回傳至 弟為31相連結之閘流體45,以達到觸鉻道.$ 仏 時,付於士讲 發導通之狀態,此 才位於主供電迴路2〇上所 it th T ED 兀件60因所含電阻 值比LED燈組10低,因此 ^ ,ν ^ ^ θ, ^ 之大°卩伤電流流向路線2 ,小 4伤电流則流向路線!,使得該 弱邙祙十么, [仙乂且組10發出不正常微 转汛唬或無光源產生,以便提醒告知。 如第12圖所示,正常供電 罝sum 马路線!,且藉由#雷 ==戶電壓源,當該風扇12被異物卡住而導致啟動 将動心慢或風扇12損壞等情形B± _ αΑ 莉 ,19αλ , 辰寻h形蚪,遠檢測模組5〇接收 :2^訊號’再經觸發控制該間她形: \ 二11:::主供電迴路2。上所設置之壓降元件二 3电阻值比LED燈組1〇低,因此脾# | a u所 〇 , , U此將使大部份電流流向路绝 吊破弱訊號或無光源產生,以便提醒告知。 出不 補充說明的是’上述所述供電單 輸出模式。 』J冯疋電流源 【本發明之優點】 本發明之功效增進事實分析如下 13 200904259 主要係於該主供電迴路20與散熱風扇12之間增設一電 性迴路30,所述電性迴路30第一端31與主供電迴路20之間 設有電流控制構件(如場效電晶體40、41、三極體42、43 、繼電器44、閘流體45等)可令主供電迴路20之供電電流 流量減弱或呈中斷狀態,該電性迴路3〇之第二端32與一檢 測模組50相連結,所述檢測模組50可依據散熱風扇12之預 設運轉異常狀態而令前述電流控制構件產生作動者;藉此 ’構成LED燈組10轉變成弱光或關閉狀態,進而達到有效 防止該LED燈組10產生過熱損壞、燃爆之保護效果,以進 一步提昇LE:D照明模組之使用安全性和品質,確具有實用 進步性者。 上述實施例所揭示者係藉以具體說明本發明,且文中 雖透過特定的術語進行說明,當不能以此限定本發明之專 利範圍;1¾悉此項技術領域之人士當可在瞭解本發明之精 神與原則後對其進行變更與修改而達到等效之目的,而此 ^更與修改,皆應涵蓋於如后所述〇料利範圍所界 定範_中。 14 200904259 [ 圖 式簡單說明】 第 1 圖 :本發 明 LE:D 眧 ”、\ 明 模 組 之 電 流控 制 構件 為 場 體之 實施例圖 '— 0 第 2 圖 :本發 明LED 昭 i \S\ 明 模 組 之 電 流控 制 構件 為 場 體之 實施例 圖 二 〇 第 3 圖 :本發 明 LE:D 昭 明 模 組 之 電 流控 制 構件 為 場 體之 實施例 圖 二 0 第 4 圖 :本發 明 昭 Μ »、 明 模 組 之 電 流控 制 構件 為 場 體之 貫施例 圖 四 〇 第 5 圖 :本發 明LED 昭 t \\\ 明 模 組 之 電 流控 制 構件 為 一 實施 例圖一 0 第 6 圖 :本發 明LED 昭 # *»、 明 模 組 之 電 流控 制 構件 為 二 實施 例圖二 0 第 7 圖 :本發 明LED 昭 M\、 明 模 組 之 電 流控 制 構件 為 — 貫施 例圖三 〇 第 8 圖 :本發 明LED 昭 明 模 組 之 電 流控 制 構件為 — 實施 例圖四 〇 第 9 圖 :本發 明LED 昭 明 模 組 之 電 流控 制構件 為 繼 實施 例圖一 〇 第 10 圖 :本發 明 LE:D as 明 模 組 之 電 流控 制構件 為 繼 實施 例圖二 〇 第 11 圖 :本發 明 LE:D 日召 明 模 組 之 電 流控 制 構件 為 閘 實施 例圖一 〇 第 12 圖 :本發 明LKD 眧 / »'、 明 模 組 之 電 流控 制 構件 為 閘 效電晶 效電晶 效電晶 效電晶 極體之 極體之 極體之 極體之 電器之 電器之 流體之 流體之 15 200904259 實施例圖二。 【主要元件符號說明】 路線 1 路線 2 LED燈組 供電單元 散熱風扇 主供電迴路 電性迴路 第一端 第二端 場效電晶體 三極體 繼電器 開關 間流體 檢測模組 反相器 壓降元件The set pressure drop element 60 is: the citrus, which is located on the main power supply circuit 20, because the resistance value ratio LE will cause most of the ugly ugly, and the chuan is low, so the iliac muscle Grab the route 2, a small part makes the LED light 〇秣 〇秣 丨 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , b Λ...European source is generated, as shown in Fig. 9, the normal power supply circuit provides the fixed-throwing, β, and the power supply to the route unit 11. The relay 44 switches the evil 'so' The fan 12 is damaged by the lining + (four) hoisting fan 12, etc. When the starting rotation is slow or the shape of the shoal is smashed, the detection module 5 〇 signal is transmitted to 哕继雪 M j, sigh, Tenth 唬, then pass the energy 4 to control the relay, the switch 441 is conducting, and at this time, the pressure drop element 60 U located on the main supply path L τη electric, 峪ZU is blocked. The value is smaller than the LED light group 1 to the route 2, small......... will cause most of the current flow J port P to hurt the current flow to the route 1 is not normal 埤弭 1 + to pay the LED light group 10 ^ weak signal 唬 or No light source is generated to remind the notice. As shown in Fig. 10, the 柃1詖i, 疋电& source, and the wind/the 杈 杈 group 50 are received by the fan in the power supply unit. The signal of the fan 12 belongs to the positive n-phase 51 triggering control of the relay 44, so that the state of the η-open circuit is enabled (that is, the route 2 is not turned on, so the positive * The power supply circuit is route〗), + ” Starts the rotation slowly or winds up to the fan. ^ ^...Hai detection module 50 receives 44 .. again, 'Life is triggered by inverter 5〗 On the eDonkey: to control the switch - conduction state, at this time, located in the main power supply:: Γ = set the repeating component 6 〇 because the resistance value ratio (10) of the lamp group 'way. Know the current will flow through the route 2, small Part of the f-flow flow through the route ^ 12 200904259, so that the LED light group i〇 is not sent to remind the notice. Does not hang the weak signal or no light source generated as shown in Figure 11, the normal power supply unit 11 Jiang Wei it — + P, , and 峪 are route 1, and by power supply, the source of pressure, when the fan 12 is stuck by ι /+ 钤Ρ々 钤Ρ々 ή ή 异 ^ foreign matter causes the start 2 to move more than k or wind 2 damages, the detection signal transmitted by the fan 12...50 received the wind-垆qi4± 幵 田田 The electrical circuit 30 is passed back to the brother for the 31-phase connected sluice fluid 45 to reach the touch When the chrome track is $ ,, paying for the state of conduction, this is only located in the main power supply circuit 2 it th T ED 兀 60 due to the resistance value LED lamps 10 is low, therefore ^, ν ^ ^ θ, ^ ° Jie large current flows injury Scheme 2, the small flow path 4 injuries current! , so that the weak ten, [Xian Yan and group 10 issued an abnormal micro-turn or no light source, in order to remind the notice. As shown in Figure 12, the normal power supply 罝sum horse route! And by the #雷== household voltage source, when the fan 12 is caught by the foreign object, the start will slow the movement or the fan 12 is damaged, etc. B± _ αΑ Li, 19αλ, Chen X-shaped 蚪, far detection module 5〇 Receive: 2^Signal' is triggered by the control of her shape: \二11::: Main power supply circuit 2. The voltage drop component of the voltage drop element set on the second is lower than the LED lamp group 1 , so the spleen # | au is 〇, , U, this will cause most of the current to flow to the road to break the weak signal or no light source, so as to remind inform. What is not explained is the power supply single output mode described above. 』J Feng 疋 current source [advantages of the present invention] The present invention is based on the analysis of the effect of the present invention as follows: 13 200904259 is mainly to add an electrical circuit 30 between the main power supply circuit 20 and the cooling fan 12, the electrical circuit 30 A current control member (such as field effect transistors 40, 41, triodes 42, 43 , relay 44, thyristor 45, etc.) is provided between the one end 31 and the main power supply circuit 20 to supply current flow to the main power supply circuit 20. The second end 32 of the electrical circuit 3 is connected to a detecting module 50, and the detecting module 50 can generate the current control component according to the preset abnormal operating state of the cooling fan 12. Actuator; thereby constituting the LED lamp set 10 to be converted into a weak light or a closed state, thereby effectively preventing the LED lamp set 10 from generating overheating damage and blasting protection effect, thereby further improving the safety of the LE:D lighting module. Sex and quality, indeed have practical progress. The above embodiments are intended to be illustrative of the present invention, and the specific scope of the invention is not to be construed as limiting the scope of the invention; the person skilled in the art can understand the spirit of the invention. It is necessary to change and modify it with the principle to achieve the purpose of equivalence, and this and the modifications should be covered in the scope defined by the scope of the following. 14 200904259 [Simple description of the diagram] Figure 1: The LE of the invention LE: D 眧", \ The current control component of the module is the field of the embodiment of the field '- 0 Figure 2: LED of the invention 昭 i \S\ The embodiment of the current control component of the bright module is a field body. FIG. 2: FIG. 3: The embodiment of the present invention LE: D The current control component of the Zhaoming module is a field body. FIG. 2 0: FIG. The current control component of the module is a field embodiment. Figure 4: The LED control device of the present invention is a current control component of the module. FIG. 1 is a sixth diagram: the present invention LED 昭# *», the current control component of the module is the second embodiment. Figure 2: Figure 7: The LED control module of the present invention, the current control component of the module is - Example 3: Figure 8: The current control component of the LED Zhaoming module of the present invention is - Figure 4 Figure 9: The current control component of the LED Zhaoming module of the present invention is the embodiment of the first embodiment. Figure 10: The current control component of the LE:D as Ming module of the present invention is the second embodiment of the present invention. Invention LE: D The current control component of the calling module is the gate embodiment. Figure 12: The LKD 眧/ »' of the present invention, the current control component of the module is the gate effect electro-efficiency electro-effect crystal The fluid of the electromagnet of the electric body of the polar body of the electrode body of the electric body of the electrode body of the electrode of the electric body of the electrode of the electric body of the electrode of the electric body of the body of the electric body of the electric body Electrical circuit first end second end field effect transistor triode relay switch between fluid detection module inverter voltage drop component

1616

Claims (1)

200904259 十、申請專利範圍: …、月镇組之散埶失吋保嗜壯 明模組係包括LED ‘,、、 隻裝置,所述LH)照 該LED燈ijL鱼| φ 供電單元、散熱風扇;其中 知·組與供電單元 結,該散熱風扇與主供中 由—主供電迴路相連 或並聯電路相連結;其特徵在於: 。電路 係^該主供電迴路與散熱風扇之間增設-電性迴路, 所述電性迴路之笛_叫t 电旺、路 ,,^ ^與主供電迴路之間設有電流控 ^ ^ ’藉以可令主供電迴路之供電電流流量減弱或 :斷狀態,該電性迴路之第二端與一檢測模組相連 ^斤述檢測模組可依據散熱風扇之預設運轉異常狀 心而·?别述電流控制構件產生作動者。 依據申明專利範圍第1項所述之LED照明模組之散熱 失效保濩裝置,其中所述電流控制構件可為:場效電200904259 X. The scope of application for patents: ..., the monthly group of the dynasty of the dynasty, including the LED ',,, only the device, the LH) according to the LED lamp ijL fish | φ power supply unit, cooling fan Wherein the group is connected to the power supply unit, and the cooling fan is connected to the main power supply circuit or the parallel circuit in the main supply; the feature is: The circuit system ^ is provided with an electric circuit between the main power supply circuit and the cooling fan, and the electric circuit has a current control between the flute _ called t electric power, road, ^ ^ and the main power supply circuit. The power supply current flow of the main power supply circuit can be weakened or broken: the second end of the electrical circuit is connected with a detection module, and the detection module can be operated according to the preset operation of the cooling fan. It is noted that the current control member generates an actuator. The heat dissipation fail-safe device of the LED lighting module according to claim 1, wherein the current control member is: field effect power 日日體(Field-EffectTransistor )、三極體(Transistor ) 、繼電器(RELAY )、閘流體(Thyristor )。 3、依據申請專利範圍第1項所述之LED照明模組之散熱 失效保護裝置,其中該檢測模組係可採用檢知散熱風 扇之轉速為〇或預設之低轉速以下時,設為所述之預 設運轉異常狀態者。 4、依據申請專利範圍第1項所述之LED照明模組之散熱 失效保護裝置,其中該檢測模組可為一控制1C或為一 組控制電路所構成。 17 200904259 5、 依據申請專利範圍第丄項所述之led肖明模組之散教 失效保護裝置,其中該檢測模組可為組設於散熱風扇 之内置式結構型態者。 6、 依據申請專利範圍第1項所述之led照、明模組之散熱 失效保護襄置,其中該檢測模組可為組設於散熱風扇 外部之外置式結構型態者。 依據U利圍第丄項所述之·照明模組之散熱 失效保護裝置,其中該供電單元可為定電壓源或 流源型態。 % 8、依據申請專利齡阁& 已圍第1項所述之LH)照明模組之散埶 失效保D蔓名置,其中該主供電迴路並可設置有壓降元 件,且該壓降元件之電阻值低於LED燈組所含電阻值 18Field-Effect Transistor, Transistor, Relay (RELAY), Thyristor (Thyristor). 3. The heat-dissipation failure protection device of the LED lighting module according to the first aspect of the patent application scope, wherein the detection module can be used to detect that the rotation speed of the cooling fan is 〇 or a preset low rotation speed or less The default operation status is described. 4. The heat dissipation fail-safe device of the LED lighting module according to claim 1, wherein the detecting module can be a control 1C or a group of control circuits. 17 200904259 5. According to the patent application scope of the invention, the LED xiaoming module of the pedestal failure protection device, wherein the detection module can be set in the built-in structure of the cooling fan. 6. The heat-dissipation protection device of the LED illumination module according to the first aspect of the patent application scope, wherein the detection module can be an external configuration type set outside the heat dissipation fan. According to the heat dissipation failing device of the lighting module described in U.S. Patent No. 1-2, wherein the power supply unit can be a constant voltage source or a flow source type. % 8. According to the application for the patent age cabinet & the LH) lighting module of the above-mentioned item 1 has a dimming failure, and the main power supply circuit can be provided with a pressure drop element, and the pressure drop The resistance value of the component is lower than the resistance value of the LED lamp group.
TW96124249A 2007-07-04 2007-07-04 Protective device for heat-dissipation failure on LED lighting module TW200904259A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102833924A (en) * 2011-06-15 2012-12-19 建准电机工业股份有限公司 Lamp circuit

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JPH05307289A (en) * 1992-04-30 1993-11-19 Canon Inc Image recorder
US5800490A (en) * 1996-11-07 1998-09-01 Patz; Herbert Samuel Lightweight portable cooling or heating device with multiple applications
KR100618322B1 (en) * 2004-12-24 2006-08-31 주식회사 파이컴 Partial type backlight apparatus
TWM280070U (en) * 2005-06-14 2005-11-01 Keeper Technology Co Ltd Driving circuit of LED lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102833924A (en) * 2011-06-15 2012-12-19 建准电机工业股份有限公司 Lamp circuit
CN102833924B (en) * 2011-06-15 2016-08-24 建准电机工业股份有限公司 Lamp circuit

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