136,0621 100年.11月28日修正替換頁 六、發明說明： 【發明所屬之技術領域】 [0001] 本發明涉及一種發光二極體嵌燈，特別係指一種可防止 脫落之發光二極體嵌燈。 【先前技術】 [0002] 相比於傳統之發光源，發光二極體具有重量輕、體積小 、污染低、壽命長等優點，其作為一種新型之發光源， 已經被越來越多地應用到各領域當中，如路燈' 交通燈 、信號燈、射燈及裝飾燈等等。 [0003] 在室内照明中，一些燈具被設計成嵌入於牆壁或天花板 内，以此獲得較佳之整體視覺效果，該等燈具被業界統 稱為嵌燈。傳統之嵌燈一般包括一圓筒狀之殼體、複數 容置於殼體内之發光二極體、一固定至殼體上之罩體及 二樞接於罩體相對兩側之彈性臂。所述罩體包括一套設 於殼體上之壁部及一形成於壁部頂端之簷部。所述罩體 之壁部穿入牆壁或天花板之孔洞内且通過其簷部抵靠於 牆壁或天花板之外側。所述彈性臂收攏時貼置於壁部而 處於豎直朝向，其張開時處於一大致水平且略微向外傾 、 斜之朝向，從而彈性抵壓於牆壁或天花板之内側，以將 嵌燈固定在牆壁或天花板内。 [0004] 惟，該種傳統之嵌燈藉由二彈性臂抵壓在牆壁或天花板 之内側以支撐殼體，如若彈性臂發生鬆動而回彈至原豎 直位置，其將無法抵壓牆壁或天花板。罩體由於缺乏物 體予以支撐，將會從牆壁或天花板之孔洞内滑落，而給 周圍之人員帶來危險。 096149342 表單编號A0101 第3頁/共15頁 1003441191-0 1360621 100年11-月28日梭正替換百 【發明内容】 [0005] 有鑒於此，實有必要提供一種可防止脫落之發光二極體 欲燈。 [0006] 一種發光二極體嵌燈，其包括一殼體、複數容置於殼體 内之發光二極體、一安裝於該殼體上之罩體及二分別樞 接於該罩體相對兩側之彈性臂，該罩體包括一套設至殼 體之壁部及一形成於壁部頂部之簷部，該述嵌燈還包括 一結合至殼體下方之散熱器，該散熱器之外徑大於罩體 之壁部之外徑，該殼體之相對兩側分別向外凸伸出二凸 耳，每一凸耳均開設一螺孔，該罩體之壁部之下部開設， 二與殼體之二凸耳相對應之卡槽，該罩體之壁部於靠近 每一卡槽之上方位置處開設一穿孔，該穿孔與該凸耳之 螺孔對齊。 [0007] 與習知技術相比，本發明之發光二極體嵌燈具有一外徑 大於罩體之壁部之外徑之散熱器，即使彈性臂因鬆動而 向内回彈，其仍將被所述散熱器超出罩體之部分所卡掣 而處於一大致水平且略微向内傾斜之位置，此時該二彈 性臂之外徑與其處於抵壓牆壁或天花板之狀態時之外徑 大致相等，而遠大於天花板或牆壁之孔洞之内徑。由此 ，鬆動後之二彈性臂仍然可繼續抵壓牆壁或天花板之内 側，從而避免整個發光二極體嵌燈掉下，保障周圍人員 之安全。 [0008] 另外，本發明之發光二極體嵌燈為通過螺絲將罩體及殼 體固定，組裝或拆卸時只需從發光二極體嵌燈外部轉動 螺絲即可，過程較為便捷。 096149342 表單編號A0101 第4頁/共15頁 1003441191-0 1360621 100年.11.月28日修正替換頁 【實施方式】 [0009] 如圖1-2所示，本發明之發光二極體嵌燈用於嵌入天花板 或牆壁（圖未示）之孔洞内而對天花板或牆.壁之外部照 明。該發光二極體嵌燈包括一殼體10、複數容置於殼體 10内之發光二極體20、一通過螺絲60固定至所述殼體10 上之罩體40、二分別樞接於罩體40相對兩側之彈性臂50 及一安裝於殼體10底部之散熱器30。所述螺絲60包括一 頭部62、一自頭部62水平向内延伸之光滑之桿部64及形 成於其末端之一螺紋部66。 [0010] 所述殼體10呈圓柱形，其頂面向下凹陷出一腔室12。該 腔室12呈内逕自上至下逐漸減小之圓臺狀，其底面均勻 地開設三凹部（圖未標），用於容置所述發光二極體20 。每一凹部之内徑亦自上至下逐漸減小，其側壁面形成 一反射面，當該等發光二極體20通電之後，其所發出之 部分光線可被該等發射面所反射而分別匯聚至相應之光 柱内，從而輻射出較大之光強。所述殼體10之外側壁面 上之相對兩侧分別向外凸伸出二矩形之凸耳14，其中每 一凸耳14之上部均開設一水平朝向之螺孔140，供螺絲60 之螺紋部66螺合。 [0011] 請一併參閱圖3，所述散熱器30安裝於所述殼體10之底部 ，其可在一較小之範圍内沿周向轉動。該散熱器30包括 一中空之柱體32及複數自該柱體32之外周面水平向外輻 射之鰭片34，其中該等鰭片34之外端至所述柱體32中轴 之距離大於所述殼體10之外徑，換言之，散熱器30之外 徑大於所述殼體10之外徑。所述鰭片34將自發光二極體 096149342 表單编號A0101 第5頁/共15頁 1003441191-0 1360621 、 1 2〇產生並傳導至柱體32之熱量散發至周圍之空氣當 從而對發光二極體20散熱9三連接部36等距地形成於所 述枉體32之外周面上，其中每一連接部36均連接三相鄰 鰭片34之内側之部分，以對散熱器3〇進行加固。 [0012] 請再參閱圖1及圖2，所述罩體40環繞安裝於所述殼體1〇 上，其包括一環形之壁部42及一自該壁部42頂端水平向 外延伸之簷部44。所述壁部42之内直徑與所述二凸耳14 之外璧面之間距相等，其可干涉地與凸耳14相卡掣；所 述散熱器30之外徑大於所述壁部42之外徑，其可在彈性 臂50鬆動之後對彈性臂50起一卡掣作用，限制其繼續向 上回彈，進而使該二彈性臂50仍抵壓住天花板或牆壁之 内側，起到一安全防護之作用。二相對之卡槽420開設於 所述璧部42之下部且與所述二凸耳14相互對應，其中每 一卡槽420均呈“T”形，其下部豎直貫穿所述壁部42之 底端，其上部則水平設置且其長度大於下部之高度。該 二卡槽420用於卡設彈性臂50而使其樞接於罩體40上。所 述壁部42在靠近所述二卡槽420之上方之位置處分別開設 二水平之穿孔422，該二穿孔422與所述巧耳14之螺孔 140對齊，供螺絲60之桿部64插設。所述詹部44之外緣 呈波浪形，其外徑大於所述錄片34外端裏柱體32中轴之 距離。該1部44祕抵靠於天花板《衫之外側而對發 光二極體嵌燈限位。 [0013] 所述彈性臂50分別卡設於所述二卡槽42〇内◊每一彈性臂 50均由-彈性之金屬線-體彎折而成’其包括—螺旋部 52及-自該螺旋部52向上形成之抵f部54 ’該抵壓部54 096149342 表單编號A0101 第6頁/共15頁 1003441191-0 1360621 1100年 11.月 28 日修] 相對於殼體10之外壁向兩側傾斜設置。所述螺旋部52卡 設於所述罩體4〇之卡槽420内而將彈性臂50框接於罩體 40上。所述抵壓部54之寬度大致等於所述散熱器30之三 相鄰鰭片34之間距，其可隨著散熱器30之轉動抵靠在三 相應之鰭片34上而處於一大致水平且略微向下傾斜之位 置’或穿過該三相應之鰭片34間之間隙而處於豎直向下 之位置。所述抵壓部54用於彈性抵壓於天花板或牆壁之 内側而與罩體4〇之簷部44共同將發光二極體嵌燈固定。 [0014] 安裝該發光二極體嵌燈時，首先將二彈性臂50之螺旋部 52分別卡設於罩體4〇之二卡槽420内；再將罩體40套置 於所述殼體10上，使其壁部42與殼體10之凸耳14相干涉 ’其穿孔422與殼體1〇之凸耳14之螺孔140對齊；之後， 從發光二極體嵌燈外部將螺絲60穿過罩體40之壁部42， 向内旋轉螺絲6〇而使其螺鎖於殼體10上，此時螺絲6〇之 螺紋部66與所述殼體10之螺孔140相螺合，其桿部64插 設於罩體40之穿孔422内，其頭部62抵壓凸耳14之外壁 面；隨後’旋轉所述散熱器30，使彈性臂50穿過鰭片34 間之間隙處於豎直向下之位置，再將諄狀態下之發光二 極體嵌燈自下至上置入天花板或牆壁之孔洞内，使其罩 體40之詹部44抵靠天花板或牆壁之外側；然後，向下扳 動二彈性臂50 ’使其向外抵壓於天花板或牆壁之内側； 最後，旋轉所述散熱器3〇，使其相應之三鰭片34處於與 彈性臂50正對之位置。由此，完成了發光二極體嵌燈之 安裝過程。 [0015] 拆卸發光二極體嵌燈時，只需反向操作上述流程即可。 096149342 表單编號A0101 第7頁/共15頁 1003441191-0 1360621 100年ll·用28日核正替换言 [0016] 與習知技術相比，由於本發明之發光二極體嵌燈具有一 外徑大於罩體40之壁部42之外徑之散熱器30，即使彈性 臂50因鬆動而向内回彈，其仍將被所述散熱器30超出罩 體40之部分所卡掣而處於一大致水平且略微向内傾斜之 位置，此時該二彈性臂50之外徑與其處於抵壓牆壁或天 花板時之狀態時之外徑大致相等，而遠大於天花板或牆 壁之孔洞之内徑。由此，鬆動後之二彈性臂5 0仍然可繼 續抵壓牆壁或天花板之内側，從而避免整個發光二極體 嵌燈掉下，保障周圍人員之安全。此外，本發明之發光 二極體嵌燈之罩體40通過螺絲60固定至殼體10上，當需 要組裝或拆卸發光二極體嵌燈時，只需從發光二極體嵌 燈外部向内或向外旋轉螺絲60即可。因此，無論組裝或 拆卸均較為便利。 [0017] 綜上所述，本發明確已符合發明專利之要件，遂依法提 出專利申請。惟，以上所述者僅為本發明之較佳實施例 ，自不能以此限制本案之申請專利範圍。舉凡熟悉本案 技藝之人士援依本發明之精神所作之等效修飾或變化， 皆應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 [0018] 圖1係本發明實施例之發光二極體嵌燈之組裝圖。 [0019] 圖2係圖1中之分解圖。 [0020] 圖3係圖1之倒置圖。 【主要元件符號說明】 [0021] 殼體：10 096149342 表單编號A0101 第8頁/共15頁 1003441191-0 136.0621 [0022] 腔室：12 [0023] 凸耳：14 [0024] 螺孔：140 [0025] 發光二極體：20 [0026] 散熱器：30 [0027] 柱體：32 [0028] 鰭片：34 [0029] 連接部：36 [0030] 罩體：40 [0031] 壁部：42 [0032] 卡槽：420 [0033] 穿孔：422 [0034] 簷部：44 [0035] 彈性臂：50 [0036] 螺旋部：52 [0037] 抵押部：54 [0038] 螺絲：60 [0039] 頭部：62 [0040] 桿部：64 096149342 表單編號A0101 第9頁/共15頁 100年11月28日核正替換頁 1003441191-0 1360621 100年11月28日核正替换★ [0041] 螺紋部：66 096149342 表單编號A0101 第10頁/共15頁 1003441191-0136,0621 100. November 28, revised replacement page VI, invention description: [Technical field of invention] [0001] The present invention relates to a light-emitting diode downlight, in particular to a light-emitting diode that prevents falling off Body light. [Prior Art] [0002] Compared with the conventional light source, the light-emitting diode has the advantages of light weight, small volume, low pollution, long life, and the like, and has been widely used as a new type of light source. In various fields, such as street lights, traffic lights, signal lights, spotlights and decorative lights, etc. [0003] In interior lighting, some of the luminaires are designed to be embedded in a wall or ceiling to achieve a better overall visual effect, and such luminaires are collectively referred to in the industry as recessed lights. A conventional recessed lamp generally includes a cylindrical casing, a plurality of light-emitting diodes housed in the casing, a casing fixed to the casing, and two elastic arms pivotally connected to opposite sides of the casing. The cover body includes a wall portion disposed on the housing and a flange portion formed at a top end of the wall portion. The wall portion of the cover penetrates into the hole of the wall or ceiling and abuts against the outer side of the wall or ceiling through the crotch portion thereof. When the elastic arm is folded, it is placed on the wall and is in a vertical orientation. When it is opened, it is at a substantially horizontal and slightly outwardly inclined and oblique direction, so as to elastically press against the inner side of the wall or the ceiling to fix the recessed lamp. Inside the wall or ceiling. [0004] However, the conventional downlight is supported by the two elastic arms on the inner side of the wall or the ceiling to support the casing. If the elastic arm is loosened and rebounds to the original vertical position, it will not be able to resist the wall or ceiling. The cover is supported by a lack of objects and will slip from the holes in the wall or ceiling, posing a danger to the people around it. 096149342 Form No. A0101 Page 3 / Total 15 Page 1003441191-0 1360621 100 years 11-Month 28th Shuttle is replacing 100 [Invention] [0005] In view of this, it is necessary to provide a light-emitting diode that can prevent falling off Physical desire lamp. [0006] A light-emitting diode downlight, comprising a casing, a plurality of light-emitting diodes housed in the casing, a cover body mounted on the casing, and two pivotally connected to the cover body respectively a resilient arm on both sides, the cover body includes a wall portion disposed to the housing and a crotch portion formed on the top of the wall portion, the recessed lamp further includes a heat sink coupled to the lower portion of the housing, the heat sink The outer diameter is larger than the outer diameter of the wall portion of the cover body, and the opposite sides of the housing respectively protrude outwardly from the two lugs, and each lug defines a screw hole, and the lower portion of the wall portion of the cover body is opened, a slot corresponding to the two lugs of the housing, the wall portion of the cover opening a hole near the position of each of the slots, the through hole being aligned with the screw hole of the lug. [0007] Compared with the prior art, the light-emitting diode embedded lamp of the present invention has a heat sink having an outer diameter larger than the outer diameter of the wall portion of the cover body, and even if the elastic arm rebounds inward due to looseness, it will still be The heat sink is located at a substantially horizontal position and slightly inclined inwardly beyond the portion of the cover body, and the outer diameter of the two elastic arms is substantially equal to the outer diameter of the two elastic arms when pressed against the wall or the ceiling. It is much larger than the inner diameter of the hole in the ceiling or wall. As a result, the loose elastic arms can continue to press against the inner side of the wall or ceiling, thereby preventing the entire light-emitting diodes from falling down and ensuring the safety of the surrounding personnel. In addition, the light-emitting diode embedded lamp of the present invention fixes the cover body and the shell body by screws, and only needs to rotate the screw from the outside of the light-emitting diode embedded lamp when assembling or disassembling, and the process is convenient. 096149342 Form No. A0101 Page 4 of 15 1003441191-0 1360621 100 years.11. Month 28th revised replacement page [Embodiment] [0009] As shown in Figure 1-2, the LED of the present invention is embedded It is used to embed the ceiling or wall. The exterior of the wall is embedded in a hole in a ceiling or wall (not shown). The light-emitting diode recessed lamp comprises a casing 10, a plurality of light-emitting diodes 20 housed in the casing 10, a cover body 40 fixed to the casing 10 by screws 60, and two pivotally connected to the casing The elastic arms 50 on opposite sides of the cover 40 and a heat sink 30 mounted on the bottom of the housing 10. The screw 60 includes a head portion 62, a smooth stem portion 64 extending horizontally inwardly from the head portion 62, and a threaded portion 66 formed at a distal end thereof. [0010] The housing 10 has a cylindrical shape with a cavity 12 recessed from the top surface thereof. The chamber 12 has a truncated cone shape in which the inner diameter gradually decreases from the top to the bottom, and the bottom surface thereof is uniformly provided with three recesses (not shown) for accommodating the light emitting diodes 20. The inner diameter of each recess gradually decreases from top to bottom, and the side wall surface forms a reflecting surface. When the light emitting diodes 20 are energized, part of the light emitted by the light emitting diodes 20 can be reflected by the emitting surfaces. Converging into the corresponding light column, thereby radiating a larger light intensity. Two opposite lugs 14 are respectively protruded outwardly from opposite sides of the outer wall surface of the housing 10, wherein a horizontally oriented screw hole 140 is defined in the upper portion of each lug 14 for the threaded portion of the screw 60 66 screwing. [0011] Referring to FIG. 3 together, the heat sink 30 is mounted on the bottom of the casing 10, and is rotatable in a circumferential direction in a small range. The heat sink 30 includes a hollow cylinder 32 and a plurality of fins 34 radiating horizontally outward from the outer surface of the cylinder 32. The distance from the outer end of the fins 34 to the central axis of the cylinder 32 is greater than The outer diameter of the housing 10, in other words, the outer diameter of the heat sink 30 is larger than the outer diameter of the housing 10. The fins 34 generate heat generated by the self-luminous diode 096149342 Form No. A0101, page 5/15 pages 1003441191-0 1360621, 1 2〇, and transmitted to the column 32, to the surrounding air. The poles 20 are disposed on the outer circumferential surface of the body 32 at equal intervals, wherein each of the connecting portions 36 is connected to a portion of the inner side of the three adjacent fins 34 to perform the heat sink 3 Reinforcement. [0012] Referring again to FIG. 1 and FIG. 2, the cover 40 is circumferentially mounted on the housing 1 and includes an annular wall portion 42 and a horizontally extending outer surface from the top end of the wall portion 42. Part 44. The inner diameter of the wall portion 42 is equal to the distance between the outer surface of the two lugs 14 , which can interfere with the lug 14 ; the outer diameter of the heat sink 30 is larger than the wall portion 42 The outer diameter, which can play a latching action on the elastic arm 50 after the elastic arm 50 is loosened, restricting it from continuing to rebound upward, so that the two elastic arms 50 still press against the inner side of the ceiling or the wall to provide a safety protection. The role. The opposite card slot 420 is defined in a lower portion of the crotch portion 42 and corresponds to the two lugs 14 , wherein each of the card slots 420 has a “T” shape, and a lower portion thereof vertically penetrates the wall portion 42 . At the bottom end, the upper portion is horizontally disposed and its length is greater than the height of the lower portion. The two card slots 420 are used to clamp the elastic arms 50 to be pivotally connected to the cover 40. The wall portion 42 defines two horizontal through holes 422 at positions above the two card slots 420. The two through holes 422 are aligned with the screw holes 140 of the lugs 14 for inserting the rod portion 64 of the screw 60. Assume. The outer edge of the portion 44 is wavy, and its outer diameter is larger than the distance between the axes of the cylinders 32 in the outer end of the recording sheet 34. The one part 44 secretly leans against the ceiling of the top of the shirt and limits the light-emitting diodes. [0013] The elastic arms 50 are respectively inserted into the two card slots 42. Each of the elastic arms 50 is bent by an elastic metal wire body, which includes a spiral portion 52 and The spiral portion 52 is formed upwardly against the f portion 54'. The pressing portion 54 096149342 Form No. A0101 Page 6 / Total 15 Page 1003441191-0 1360621 1100 11.11 Month Repair] Relative to the outer wall of the housing 10 Side tilt setting. The spiral portion 52 is engaged in the card slot 420 of the cover body 4, and the elastic arm 50 is framed on the cover body 40. The width of the pressing portion 54 is substantially equal to the distance between the three adjacent fins 34 of the heat sink 30, which can be at a substantially horizontal level as the heat sink 30 rotates against the three corresponding fins 34 and The position is slightly inclined downwards or passes through the gap between the three corresponding fins 34 to be in a vertically downward position. The pressing portion 54 is configured to elastically press against the inner side of the ceiling or the wall to fix the light-emitting diode together with the flange portion 44 of the cover body 4. [0014] When the LED is embedded, the spiral portion 52 of the two elastic arms 50 is respectively inserted into the two slots 420 of the cover 4; and the cover 40 is placed on the housing. 10, the wall portion 42 is caused to interfere with the lug 14 of the housing 10, and its perforation 422 is aligned with the screw hole 140 of the lug 14 of the housing 1; thereafter, the screw 60 is externally attached to the light-emitting diode. Through the wall portion 42 of the cover 40, the screw 6 is rotated inwardly to be screwed to the housing 10, and the screw portion 66 of the screw 6 is screwed with the screw hole 140 of the housing 10, The rod portion 64 is inserted into the through hole 422 of the cover body 40, and the head portion 62 is pressed against the outer wall surface of the lug 14; then the heat sink 30 is rotated to make the elastic arm 50 pass through the gap between the fins 34. Vertically downward position, the light-emitting diode downlight in the squat state is placed into the hole of the ceiling or the wall from bottom to top, and the arm portion 44 of the cover 40 abuts against the ceiling or the outside of the wall; then, Pull the two elastic arms 50' downwards to press outward on the inner side of the ceiling or the wall; finally, rotate the heat sink 3〇 so that the corresponding three fins 34 are in contact with Position of the arm 50 n. Thereby, the installation process of the light-emitting diode downlight is completed. [0015] When the light-emitting diode downlight is removed, it is only necessary to operate the above process in reverse. 096149342 Form No. A0101 Page 7 / Total 15 Page 1003441191-0 1360621 100 years ll · With 28th nuclear replacement [0016] Compared with the prior art, the light-emitting diode embedded lamp of the present invention has an outer diameter The heat sink 30 that is larger than the outer diameter of the wall portion 42 of the cover 40, even if the elastic arm 50 rebounds inward due to looseness, will still be stuck by the portion of the heat sink 30 beyond the cover 40. The position is inclined horizontally and slightly inward, and the outer diameter of the two elastic arms 50 is substantially equal to the outer diameter of the two elastic arms 50 when it is in a state of being pressed against the wall or the ceiling, and is much larger than the inner diameter of the hole of the ceiling or the wall. As a result, the loose elastic arm 50 can continue to press against the inner side of the wall or the ceiling, thereby preventing the entire light-emitting diode downlight from falling, thereby ensuring the safety of the surrounding personnel. In addition, the cover body 40 of the light-emitting diode downlight of the present invention is fixed to the casing 10 by screws 60, and only needs to be assembled from or removed from the outside of the light-emitting diode when the light-emitting diode is embedded or removed. Or rotate the screw 60 outwards. Therefore, it is convenient to assemble or disassemble. [0017] In summary, the present invention has indeed met the requirements of the invention patent, and the patent application is filed according to law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by those skilled in the art to the spirit of the invention are intended to be included within the scope of the following claims. BRIEF DESCRIPTION OF THE DRAWINGS [0018] FIG. 1 is an assembled view of a light-emitting diode downlight according to an embodiment of the present invention. 2 is an exploded view of FIG. 1. 3 is an inverted view of FIG. 1. [Main component symbol description] [0021] Housing: 10 096149342 Form No. A0101 Page 8 of 15 1003441191-0 136.0621 [0022] Chamber: 12 [0023] Lug: 14 [0024] Screw hole: 140 [0025] Light Emitting Diode: 20 [0026] Heat Sink: 30 [0027] Cylinder: 32 [0028] Fin: 34 [0029] Connection: 36 [0030] Cover: 40 [0031] Wall: 42 [0032] Card slot: 420 [0033] Piercing: 422 [0034] Part: 44 [0035] Elastic arm: 50 [0036] Spiral: 52 [0037] Mortgage: 54 [0038] Screw: 60 [0039] Head: 62 [0040] Rod: 64 096149342 Form No. A0101 Page 9 / Total 15 Pages November 28, 100 Nuclear Replacement Page 1003441191-0 1360621 November 28, 100 Nuclear Replacement ★ [0041] Thread part: 66 096149342 Form number A0101 Page 10 / Total 15 page 1003441191-0