TWM581178U - Panel light structure used for air conditioning outlet - Google Patents

Panel light structure used for air conditioning outlet Download PDF

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Publication number
TWM581178U
TWM581178U TW108201577U TW108201577U TWM581178U TW M581178 U TWM581178 U TW M581178U TW 108201577 U TW108201577 U TW 108201577U TW 108201577 U TW108201577 U TW 108201577U TW M581178 U TWM581178 U TW M581178U
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Taiwan
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light
flat lamp
hollow
frame
module
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TW108201577U
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Chinese (zh)
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陳彥文
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億光電子工業股份有限公司
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Priority to TW108201577U priority Critical patent/TWM581178U/en
Publication of TWM581178U publication Critical patent/TWM581178U/en

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Abstract

A panel light structure used for an air conditioning outlet is provided. The panel light structure includes a frame, a light-emitting surface and a light-emitting module. The frame has a hollow portion and at least one vent, the hollow portion extending through the front surface and the rear surface, and the at least one vent is disposed adjacent to the hollow portion. The light-emitting surface is disposed within the hollow portion. The light-emitting module is fixed to the rear surface of the frame to emit light toward the light-emitting surface. The at least one vent is not connected to the hollow portion.

Description

用於空調出風口之平板燈結構Flat lamp structure for air conditioning air outlet

本新型創作係關於一種平板燈結構,特別是關於一種用於空調出風口之平板燈結構。The novel creation relates to a flat lamp structure, and more particularly to a flat lamp structure for an air outlet of an air conditioner.

現有技術的平板燈大多被使用於辦公大樓內,且與中央空調的出風口及迴風口一同被安裝於辦公大樓的天花板上。因此,現有技術所使用的平板燈皆採用將天花板上的空間填滿的設計形式(即:以平板狀的燈具外觀嵌入於天花板上之設計),以維持辦公空間整體的一致性及美觀。Most of the prior art flat panel lamps are used in office buildings and are installed on the ceiling of an office building together with the air outlets and return air openings of the central air conditioner. Therefore, the flat lamps used in the prior art all adopt a design form in which the space on the ceiling is filled (that is, a design in which the appearance of the flat lamp is embedded in the ceiling) to maintain the consistency and appearance of the overall office space.

然而,受限於燈具本體的平板式結構,這類平板燈的發光源於發光時所產生的廢熱會滯留於燈具本體內而難以排除,從而影響燈具的發光效率與使用壽命,此外,該些廢熱的產生與累積也會嚴重地降低中央空調的冷房效率,造成冷氣的浪費或電費支出的攀升。However, limited to the flat structure of the lamp body, the waste heat generated by the illumination of the flat lamp is retained in the body of the lamp and is difficult to remove, thereby affecting the luminous efficiency and service life of the lamp. The generation and accumulation of waste heat will also seriously reduce the efficiency of the central air-conditioning cold room, resulting in waste of air-conditioning or rising electricity bills.

有鑑於此,如何提供一種可用於空調出風口的平板燈結構,以當中央空調透過出風口進行循環而帶走室內空間的熱時,可一併移除平板燈於開啟時所產生的廢熱,從而提高平板燈的使用壽命及空調冷房效果,乃為業界待解決的問題。In view of this, how to provide a flat lamp structure that can be used for an air outlet of an air conditioner can remove the waste heat generated when the flat lamp is turned on when the central air conditioner circulates through the air outlet to take away the heat of the indoor space. Therefore, improving the service life of the panel lamp and the effect of the air conditioner and the cold room are problems to be solved in the industry.

本新型創作之一目的在於提供一種可用於空調出風口的平板燈結構,其可於中央空調透過出風口進行循環而帶走室內空間的熱時,一併移除平板燈於開啟時所產生的廢熱,從而提高平板燈的使用壽命及空調冷房效果。此外,透過增加平板燈結構上之迴風口的數量,亦得以進一步提升其對平板燈之發光源的冷卻效率。One of the objects of the present invention is to provide a flat lamp structure that can be used for an air outlet of an air conditioner, which can remove the heat generated by the central air conditioner when it is circulated through the air outlet to remove the heat of the indoor space. Waste heat, thereby improving the life of the panel light and the effect of the air conditioner. In addition, by increasing the number of return air openings on the structure of the flat lamp, the cooling efficiency of the illumination source of the flat lamp can be further improved.

為達上述目的,本新型創作之一種用於空調出風口之平板燈結構具有一框體、一發光面及一發光模組。框體定義有朝向下方地面之一正面、相對於該正面之一背面,以及環設於框體周緣之一側面;框體包含貫穿正面與背面之一鏤空部,以及鄰設於鏤空部、同樣貫穿正面與背面之至少一迴風口。發光面係設置於鏤空部內。發光模組係固定於框體之背面,以朝向發光面發光。至少一迴風口係不與鏤空部相接,且發光模組係藉由至少二固定片被固定於框體之背面。In order to achieve the above object, a flat lamp structure for an air conditioning air outlet of the present invention has a frame body, a light emitting surface and a light emitting module. The frame body defines a front surface facing one of the lower floors, a back surface opposite to the front surface, and a ring disposed on one side of the periphery of the frame body; the frame body includes a hollow portion penetrating through the front surface and the back surface, and is adjacent to the hollow portion, and the same At least one return air venting through the front and back. The light emitting surface is disposed in the hollow portion. The light-emitting module is fixed to the back surface of the frame to emit light toward the light-emitting surface. At least one of the air vents is not connected to the hollow portion, and the light-emitting module is fixed to the back surface of the frame by at least two fixing pieces.

為達上述目的,本新型創作之平板燈結構所具有之至少一迴風口係為二迴風口,該二迴風口可設置於鏤空部之二相對側、或同時設置於鏤空部之同一側。In order to achieve the above object, at least one air return port of the flat lamp structure of the present invention is a two air return port, and the two air return ports may be disposed on opposite sides of the hollow portion or at the same side of the hollow portion.

為達上述目的,本新型創作之平板燈結構所具有之發光面係為一透光罩,且該透光罩之材質為對可見光透明的矽玻璃、丙烯酸(PMMA,Polymethylmethacrylate,聚甲基丙烯酸甲酯)或聚碳酸酯(PC,Polycarbonate)、聚丁烯對苯二甲酸酯(PBT,Polybutylene terephthalate)等的合成樹脂等所構成的樹脂材質。In order to achieve the above object, the light-emitting surface of the novel lamp light structure of the present invention is a light-transmissive cover, and the material of the light-transmissive cover is made of bismuth glass transparent to visible light, acrylic acid (PMMA, Polymethylmethacrylate, polymethyl methacrylate). A resin material composed of a synthetic resin such as an ester or a polycarbonate (Polycarbonate) or a polybutylene terephthalate (PBT).

為達上述目的,本新型創作之平板燈結構所具有之發光模組包含一LED模組。In order to achieve the above object, the lighting module of the novel lamp lamp structure of the present invention comprises an LED module.

為達上述目的,本新型創作之平板燈結構所具有之發光模組更包含一波長轉換層,用以將該LED模組所發出之具有一第一波長的光轉換為具有一第二波長的光。In order to achieve the above object, the light-emitting module of the novel lamp lamp structure further comprises a wavelength conversion layer for converting light having a first wavelength emitted by the LED module into a second wavelength. Light.

為達上述目的,本新型創作之平板燈結構所具有之發光模組的發光色溫係介於2700K~6500K之間。In order to achieve the above purpose, the light-emitting color temperature of the light-emitting module of the novel lamp light structure of the present invention is between 2700K and 6500K.

為達上述目的,本新型創作之平板燈結構更包含一驅動電路,用以提供電力以驅動該發光模組。In order to achieve the above object, the novel lamp lamp structure further includes a driving circuit for supplying electric power to drive the light emitting module.

為達上述目的,本新型創作之平板燈結構所具有之驅動電路適可將一交流電轉換為一直流電。In order to achieve the above purpose, the driving circuit of the novel lamp lamp structure of the present invention is suitable for converting an alternating current into a continuous current.

為達上述目的,本新型創作之平板燈結構所具有之驅動電路適可與一調光電路或一升壓電路串接。In order to achieve the above object, the driving circuit of the novel lamp lamp structure of the present invention is suitable for being connected in series with a dimming circuit or a boosting circuit.

為達上述目的,本新型創作之平板燈結構所具有之鏤空部及LED模組位於框體周緣之同一側面或不同側面。In order to achieve the above object, the hollow lamp structure and the LED module of the novel lamp lamp structure of the present invention are located on the same side or different sides of the periphery of the frame body.

為讓上述目的、技術特徵及優點能更明顯易懂,下文係以較佳之實施例配合所附圖式進行詳細說明。The above objects, technical features and advantages will be more apparent from the following description.

第1-2圖分別為本新型創作之平板燈結構100之一較佳實施例安裝於空調出風口時之上視圖與側視圖。Figure 1-2 is a top view and a side view, respectively, of a preferred embodiment of the panel light structure 100 of the present invention installed in an air outlet.

請一併參閱第3圖,本新型創作之平板燈結構100具有一框體110、一發光面120及一發光模組130。框體110定義有朝向下方地面之一正面110a、相對於正面110a之一背面110b,以及環設於框體110周緣之一側面110c。框體110包含貫穿正面110a與背面110b之一鏤空部112,以及鄰設於鏤空部112、同樣貫穿正面110a與背面110b之至少一迴風口114(於圖所示之較佳實施例中,至少一迴風口114係呈現二迴風口114之態樣)。發光面120係設置於鏤空部112。發光模組130係固定於框體110之背面110b,以朝向發光面120發光。Referring to FIG. 3 together, the panel lamp structure 100 of the present invention has a frame body 110, a light emitting surface 120 and a light emitting module 130. The frame 110 defines a front surface 110a facing the lower floor, a back surface 110b opposite to the front surface 110a, and a side surface 110c disposed on one of the circumferences of the frame 110. The housing 110 includes a hollow portion 112 extending through the front surface 110a and the back surface 110b, and at least one return air opening 114 adjacent to the hollow portion 112 and also extending through the front surface 110a and the rear surface 110b (in the preferred embodiment shown, at least A return air outlet 114 is in the form of two return air openings 114). The light emitting surface 120 is provided on the hollow portion 112. The light emitting module 130 is fixed to the back surface 110b of the housing 110 to emit light toward the light emitting surface 120.

於本新型創作中,平板燈結構100所具有之迴風口114係不與鏤空部112相接,因此迴風口114可僅提供空氣對流以移除廢熱之功能,且不會因迴風口114的設置導致漏光而影響照明效果。In the novel creation, the return light 114 of the flat lamp structure 100 is not connected to the hollow portion 112, so the return air outlet 114 can only provide air convection to remove the waste heat function, and is not set by the air return port 114. Causes light leakage and affects lighting effects.

於圖式所繪示之實施例中,迴風口114係呈現為矩形之態樣,但並非以此作為限制。換言之,迴風口114亦可為圓形、橢圓、或其他任意形狀。迴風口114的數量亦不加以限制。又,迴風口114除如圖所示,可設置於鏤空部112之二相對側外,當迴風口114的數量為二以上時,其亦可依據不同使用需求,選擇性地被設置於鏤空部112之同一側或其他相異各側。In the embodiment illustrated in the drawings, the return air opening 114 is in the form of a rectangle, but is not limited thereto. In other words, the return air opening 114 can also be circular, elliptical, or any other shape. The number of return air ports 114 is also not limited. Moreover, the air return port 114 can be disposed outside the opposite side of the hollow portion 112 as shown in the figure. When the number of the air return ports 114 is two or more, the air return port 114 can be selectively disposed in the hollow portion according to different usage requirements. The same side of 112 or other different sides.

於第1、2圖所示之較佳實施例中,框體110之側面110c各設有L型凹槽118。透過L型凹槽118的設置,可使平板燈結構100於安裝時完整嵌合於天花板鋼架上,僅裸露出發光面120,達成美觀明亮之照明效果(如第4圖所示)。In the preferred embodiment shown in FIGS. 1 and 2, the side faces 110c of the frame body 110 are each provided with an L-shaped recess 118. Through the arrangement of the L-shaped recesses 118, the panel lamp structure 100 can be completely fitted to the ceiling steel frame during installation, and only the light-emitting surface 120 is exposed, thereby achieving an aesthetically bright and bright illumination effect (as shown in FIG. 4).

於本新型創作中,平板燈結構100所具有之發光模組130係藉由至少二固定片116透過如螺絲鎖附等方式被固定於框體110之背面110b。因此,如第3圖所示之一較佳實施例中,固定片116係呈現一長條狀固定片之態樣以有效固定發光模組130之位置,確保安裝使用時發光模組130不輕易移位。然而,固定片116所具有之態樣並非以此作為限制。In the novel creation, the light-emitting module 130 of the flat lamp structure 100 is fixed to the back surface 110b of the frame 110 by at least two fixing pieces 116 through screwing or the like. Therefore, in a preferred embodiment as shown in FIG. 3, the fixing piece 116 is in the form of a long strip-shaped fixing piece to effectively fix the position of the light-emitting module 130, thereby ensuring that the light-emitting module 130 is not easy to install and use. Shift. However, the aspect of the fixing piece 116 is not limited thereto.

平板燈結構100所具有之發光面120係為一透光罩,且該透光罩之材質為對可見光透明的矽玻璃、丙烯酸(PMMA,Polymethylmethacrylate,聚甲基丙烯酸甲酯)、聚碳酸酯(PC,Polycarbonate)或聚丁烯對苯二甲酸酯(PBT,Polybutylene terephthalate)等的合成樹脂等所構成的樹脂材質。The light-emitting surface 120 of the flat lamp structure 100 is a transparent cover, and the transparent cover is made of glass transparent to visible light, acrylic (PMMA, Polymethylmethacrylate, polymethyl methacrylate), polycarbonate ( A resin material composed of a synthetic resin such as PC, Polycarbonate, or Polybutylene terephthalate (PBT).

可進一步於發光面120的內側或外側塗佈二氧化矽或碳酸鈣等光擴散材料,或直接於製作發光面120時,將該光擴散材料混入於前述矽玻璃、樹脂、塑膠等材質中,藉此可擴大燈具的光分布角度。本新型創作之發光面120可為平面或曲面,可作為二次光學元件。Further, a light-diffusing material such as ceria or calcium carbonate may be applied to the inner side or the outer side of the light-emitting surface 120, or when the light-emitting surface 120 is directly formed, the light-diffusing material may be mixed into the material such as the bismuth glass, the resin, or the plastic. Thereby, the light distribution angle of the luminaire can be enlarged. The light-emitting surface 120 of the novel creation can be a flat surface or a curved surface, and can be used as a secondary optical element.

發光模組130包含一LED模組(圖未示出)。LED模組包含複數顆LED封裝分散配置,配置方式可依照亮度、光型所需而調整,並無特別限制。鏤空部112及該LED模組可位於框體110周緣之同一側面或不同側面。較佳之實施方式為,LED封裝均勻排列於一基板的完整長度與寬度,以期達到較佳發光光效。LED封裝的排列方式可為直線型、非直線型或棋盤格型等陣列排列,相鄰的LED封裝之間間隔以適當距離,距離可以相等或不相等。The light module 130 includes an LED module (not shown). The LED module includes a plurality of LED package dispersion configurations, and the configuration manner can be adjusted according to the brightness and the light type, and is not particularly limited. The hollow portion 112 and the LED module may be located on the same side or different sides of the circumference of the frame 110. In a preferred embodiment, the LED package is evenly arranged on the full length and width of a substrate in order to achieve better luminous efficacy. The LED package can be arranged in an array such as a linear type, a non-linear type or a checkerboard type. The adjacent LED packages are spaced at an appropriate distance and the distances can be equal or unequal.

此外,用以配置前述LED封裝的LED基板,其材料可為鋁、銅所製成的金屬基板、樹脂基板、金屬與樹脂的堆疊構造的金屬基底基板,例如銅箔印刷式電路板,或陶瓷基板,但不以此為限。In addition, the LED substrate for arranging the foregoing LED package may be a metal substrate made of aluminum or copper, a resin substrate, a metal base substrate of a metal and resin stacked structure, such as a copper foil printed circuit board, or a ceramic. Substrate, but not limited to this.

前述之LED封裝可為SMD(surface mount device)型、lamp型、COB(chip on board)、CSP(chip scale package)、micro LED、mini LED等態樣,但並非以此作為限制。 The LED package described above may be an SMD (surface mount device) type, a lamp type, a COB (chip on board), a CSP (chip scale package), a micro LED, a mini LED, or the like, but is not limited thereto.

發光模組130除可包含前述之LED模組外,亦可進一步包含如反射片、導光板、稜鏡片、擴散板或擴散片等光學膜片或板材,藉此依據不同的照明需求進行組合與配置。 The light-emitting module 130 may further include an optical film or a sheet such as a reflective sheet, a light guide plate, a cymbal sheet, a diffusion plate or a diffusion sheet, in addition to the foregoing LED module, thereby combining and illuminating according to different lighting requirements. Configuration.

本新型創作之平板燈結構100所具有之發光模組130的發光色溫係介於2700K~6500K之間,藉此滿足不同消費者的使用需求。又,平板燈結構100之兩側或內部更可進一步安裝風扇(圖未示出)以增強對流效果。 The light-emitting color temperature of the light-emitting module 130 of the flat lamp structure 100 of the present invention is between 2700K and 6500K, thereby meeting the needs of different consumers. Moreover, a fan (not shown) may be further mounted on both sides or inside of the panel lamp structure 100 to enhance the convection effect.

請再次參閱第3圖,平板燈結構100更包含一驅動電路140,用以提供電力驅動發光模組130。此外,驅動電路140亦可將所輸出之交流電轉換成直流電,再透過導線將該直流電力供給至LED模組。於其他實施例中,驅動電路140並非僅限於平滑電路,其亦可適當地選用並與如調光電路或升壓電路等進行串接,藉此達到其他電路控制之效果。 Referring to FIG. 3 again, the panel light structure 100 further includes a driving circuit 140 for providing power to drive the light emitting module 130. In addition, the driving circuit 140 can also convert the output AC power into DC power, and then supply the DC power to the LED module through a wire. In other embodiments, the driving circuit 140 is not limited to the smoothing circuit, and may be appropriately selected and connected in series with, for example, a dimming circuit or a boosting circuit, thereby achieving the effects of other circuit control.

綜上所述,透過本新型創作之用於空調出風口之平板燈結構,其將可於中央空調透過出風口進行循環而帶走室內空間的熱或高溫時,一併移除平板燈之光源於開啟時所產生的廢熱,從而在降低平板燈工作溫度的同時提高平板燈的使用壽命及空調冷房效果。此外,透過增加平板燈結構上之迴風口的數量,亦得以進一步提升其對平板燈之發光源的冷卻效率。 In summary, the flat lamp structure for the air conditioning air outlet created by the present invention can remove the light source of the flat lamp when the central air conditioner circulates through the air outlet to take away the heat or high temperature of the indoor space. The waste heat generated when it is turned on, thereby improving the service life of the panel lamp and the effect of the air conditioner cold room while reducing the working temperature of the panel lamp. In addition, by increasing the number of return air openings on the structure of the flat lamp, the cooling efficiency of the illumination source of the flat lamp can be further improved.

上述之實施例僅用來例舉本創作之實施態樣,以及闡釋本創作之技術特徵,並非用來限制本創作之保護範疇。任何熟悉此技術者可輕易完成之改 變或均等性之安排均屬於本創作所主張之範圍,本創作之權利保護範圍應以申請專利範圍為準。The above embodiments are only used to exemplify the implementation of the present invention, and to explain the technical features of the present invention, and are not intended to limit the scope of protection of the present invention. Anyone familiar with this technology can easily complete the change Arrangements of change or equality are within the scope of this creation. The scope of protection of this creation shall be subject to the scope of patent application.

100‧‧‧平板燈結構 100‧‧‧ flat light structure

110‧‧‧框體 110‧‧‧ frame

110a‧‧‧正面 110a‧‧‧ positive

110b‧‧‧背面 110b‧‧‧Back

110c‧‧‧側面 110c‧‧‧ side

112‧‧‧鏤空部 112‧‧‧镂空部

114‧‧‧迴風口 114‧‧‧ return air outlet

116‧‧‧固定片 116‧‧‧Fixed tablets

118‧‧‧L型凹槽 118‧‧‧L-shaped groove

120‧‧‧發光面 120‧‧‧Lighting surface

130‧‧‧發光模組 130‧‧‧Lighting Module

140‧‧‧驅動電路 140‧‧‧Drive circuit

200‧‧‧天花板 200‧‧‧ ceiling

第1圖為本新型創作之平板燈結構安裝於空調出風口時之上視圖; 第2圖為本新型創作之平板燈結構安裝於空調出風口時之側視圖; 第3圖為本新型創作之平板燈結構之爆炸圖;及 第4圖為本新型創作之平板燈結構安裝於天花板之空調出風口時之示意圖。The first picture shows the top view of the newly created flat lamp structure installed in the air outlet of the air conditioner; the second figure is the side view of the newly created flat lamp structure installed in the air outlet of the air conditioner; Explosion diagram of the structure of the flat lamp; and Fig. 4 is a schematic view of the flat lamp structure of the novel creation installed on the ceiling air conditioning air outlet.

Claims (10)

一種用於空調出風口之平板燈結構,具有: 一框體,其定義有朝向下方地面之一正面、相對於該正面之一背面,以及環設於該框體周緣之一側面,該框體包含貫穿該正面與該背面之一鏤空部,以及鄰設於該鏤空部、同樣貫穿該正面與該背面之至少一迴風口; 一發光面,係設置於該鏤空部內;以及 一發光模組,係固定於該框體之該背面,以朝向該發光面發光; 其中,該至少一迴風口係不與該鏤空部相接,且該發光模組係藉由至少二固定片被固定於該框體之該背面。A flat lamp structure for an air outlet of an air conditioner, comprising: a frame defining a front surface facing one of the lower floors, a back surface opposite to the front surface, and a side of the frame disposed on a side of the frame body a hollow portion extending through the front surface and the back surface, and at least one air return opening adjacent to the hollow portion and also extending through the front surface and the back surface; a light emitting surface disposed in the hollow portion; and a light emitting module Fixing on the back surface of the frame to emit light toward the light emitting surface; wherein the at least one air return port is not connected to the hollow portion, and the light emitting module is fixed to the frame by at least two fixing pieces The back of the body. 如請求項1所述之平板燈結構,其中該至少一迴風口係為二迴風口,該二迴風口可設置於該鏤空部之二相對側、或同時設置於該鏤空部之同一側。The flat lamp structure of claim 1, wherein the at least one air return port is a two air return port, and the two air return ports may be disposed on opposite sides of the hollow portion or at the same time on the same side of the hollow portion. 如請求項1所述之平板燈結構,其中該發光面係為一透光罩,且該透光罩之材質為對可見光透明的矽玻璃、丙烯酸(PMMA,Polymethylmethacrylate,聚甲基丙烯酸甲酯)、聚碳酸酯(PC,Polycarbonate)或聚丁烯對苯二甲酸酯(PBT,Polybutylene terephthalate)等的合成樹脂等所構成的樹脂材質。The flat lamp structure of claim 1, wherein the light emitting surface is a light transmissive cover, and the transparent cover is made of glass transparent to visible light, acrylic (PMMA, Polymethylmethacrylate, polymethyl methacrylate). A resin material composed of a synthetic resin such as polycarbonate (PC, Polycarbonate) or polybutylene terephthalate (PBT). 如請求項1所述之平板燈結構,其中該發光模組包含一LED模組。The flat lamp structure of claim 1, wherein the lighting module comprises an LED module. 如請求項4所述之平板燈結構,其中該發光模組更包含一波長轉換層,用以將該LED模組所發出之具有一第一波長的光轉換為具有一第二波長的光。The flat lamp structure of claim 4, wherein the light emitting module further comprises a wavelength conversion layer for converting light having a first wavelength emitted by the LED module into light having a second wavelength. 如請求項4所述之平板燈結構,其中該鏤空部及該LED模組位於該框體周緣之同一側面或不同側面。The flat lamp structure of claim 4, wherein the hollow portion and the LED module are located on the same side or different sides of the periphery of the frame. 如請求項1所述之平板燈結構,其中該發光模組所具有之發光色溫係介於2700K~6500K之間。The flat lamp structure of claim 1, wherein the illuminating color temperature of the illuminating module is between 2700K and 6500K. 如請求項1所述之平板燈結構,更包含一驅動電路,用以提供電力以驅動該發光模組。The flat lamp structure of claim 1 further comprising a driving circuit for providing power to drive the lighting module. 如請求項8所述之平板燈結構,其中該驅動電路適可將一交流電轉換為一直流電。The flat lamp structure of claim 8, wherein the driving circuit is adapted to convert an alternating current into a continuous current. 如請求項8所述之平板燈結構,其中該驅動電路適可與一調光電路或一升壓電路串接。The flat lamp structure of claim 8, wherein the driving circuit is adapted to be connected in series with a dimming circuit or a boosting circuit.
TW108201577U 2019-01-31 2019-01-31 Panel light structure used for air conditioning outlet TWM581178U (en)

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