201009246 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種led燈具，尤指一種設有熱管之 LED燈具及其散熱結構。 【先前技術】 按’發光二極體（Light Emitting Diode，L£D)由於具有 低耗能、省電、使用壽命長、體積小、反應快等特點，故 ❿ 已逐漸取代傳統燈泡而應用各種發光裝置中，且為增加其 照射範圍與亮度，通常是由複數LED來組合成一 LED模 統著LED數量的增加及高功率LEI)的開發，LED呈 運作時所產生的熱量正逐步向上攀升，故如何為LED燈具 〇 又计政熱佳之結構，已成為現今從事該項行業之相關人 士所研究的重要課題之一。 另一方面，由於熱管（Heat pipe)具有高熱傳導能力、 ❸重量輕、結構簡單、不耗電及壽命長等諸多優點，故非常 適用於傳遞電子產品運作時所產生的大量熱，因此將教管 應用於LED燈具之散熱結構，儼然已成為一極佳之解決方 惟’習知將熱管應用於LED燈具之散熱結構時，常需 將熱管彎曲呈「U」字型咬「[ 生剂垃 •次」子型等形狀，以貼 熱的LED模組，導致無法在有 货 ^ # ^ θ ,ν « ^ κ扪面積下將所能配置的熱 管數量U，以及無法將熱均勾分佈至登罩，以致不符 5 201009246 =ed燈具之散熱需求；此外，f知⑽ 穿設於熱管上，此舉亦增加該散熱鰭片的製造成本:鳍片 b如何改善並解決上述之缺失 前所研究之課題。 a人田 【發明内容】 ❹ 參 本發明之一目的，在於提供-種LED燈之散熱結構， ^將熱管之冷凝端呈放射狀地固定結合於 =二Γ快速、均句地傳至該燈罩外部之散熱鰭 片來排政，該等散熱鰭片不需另外加工 低散熱籍片之製造與加工成本及同時降低教阻降 社槿為述之目的，本發明係提供—種燈之散熱 4 ’係供貼接-LED發光模組以傳遞與排散其產生之 熱包，.一燈罩，沿其腔體之内底面延伸有一第一導熱 柱’該第-導熱柱之周緣環設有複數容置孔，該等容置孔 之轴心線係平行該第—導熱柱之轴心線；複數第-熱管， =-熱管具—冷凝端及—蒸發端，該冷凝端係貼接於該 燈罩腔體之内底面，而該蒸發端係穿設於該容置孔；以及 導熱模組’包含—第二導熱柱及與該第二導熱柱相結合 之導熱板，該第二導熱柱係與該第一導熱柱相互套設， 該第-導熱柱之端面係供貼接所述LED發光模組。 本發月之另一目的，在於提供一種led燈具之散熱結 構在有限的導熱柱面積中提高熱管設置數量，以大幅降 低此區之熱阻值’以對所貼接之LED發光模組進行散熱。 6 201009246 本發明之又一目的，在於提供一種LED燈具之散熱结 構，藉由該第一導熱柱及第二導熱柱之相互套設可為該第 導熱柱容設有該第二導熱柱，亦或是，該第二導熱柱容 β又有該第一導熱柱，增加本發明結構設計上之彈性與實用 性。 本發明之再一目的，在於提供一種可將熱 地傳至該燈罩外部之LED燈具。 & Μ 為達成上述之目的，本發明係提供一種LED燈，包 瘳括.-散熱結構，係包括：一燈罩，沿其腔體之内底面延 伸有一第一導熱柱，該第一導熱柱之周緣環設有複數容置 孔’該等容置孔之軸心線係平行該第一導熱柱之轴心線； 複數第-熱管，該第一熱管具一冷凝端及一蒸發端，該冷 凝=係貼接於該燈罩腔體之内底面，而該蒸發端係穿設於 該谷置孔；以及一導熱模組，包含一第二導熱柱，該第二 導熱柱係與該第一導熱柱相互套設；以及- LED發光模 組，係貼接於該第二導熱柱之端面。 、 蠼 【實施方式】 有關本發明之詳細說明及技術内容，配合圖式說明如 下，然而所附圖式僅提供參考與說明用，並非用來對 明加以限制者。 凊參照第-圖，係為本發明led燈具之散熱結構的立 體組合示意圖；包括一燈罩10，該燈罩10之外表面、内表 面或内、外表面係可形成有複數散熱鰭片13，本實施中係 201009246 於其外表面102設有複數散熱縛片13，沿其腔體之内底面 ιοί係延伸有一第一導熱柱η ’該第一導熱柱η形成有一 第一容置孔111 ，其周緣環設有複數容置孔112，該等容 置孔112之軸心線係平行該第一導熱柱Η之軸心線，於本 實施例中，該燈罩10之第一導熱柱11係與該燈罩1〇_體成 型，惟，該第一導熱柱11亦可與燈罩10分離設置，再以膠 或焊接接合為一體；複數第一熱管20，該第一熱管2〇具一 冷凝端21及一蒸發端22，該冷凝端21係貼接於該燈罩1〇腔 φ 體之内底面101 ’而該蒸發端22則穿設於該容置孔112 中；以及一導熱模組30 ’該導熱模組3〇包含有一第二導熱 柱31 ’該第二導熱柱31之端面311可供貼接有一發熱元 件’於本實施例中，該第二導熱柱31之内部設有至少一支 第二熱管40 ’且該第二導熱柱31係藉由該第一容置孔in 而與該第一導熱柱11相互套設，亦即，該第一容置孔111 中係容設有該第二導熱柱31。 該燈罩ίο腔體之内底面ιοί係以該第一導熱柱η為中 參心呈放射狀地貼接有該些第一熱管20之該等冷凝端21，其 中該熱管20之冷凝端21及蒸發端22是以熱傳用之膠、膏或 焊料與其對應元件結合。該些熱管2〇之冷凝端21的固定方 式進一步可為於該燈罩1〇腔體之内底面1〇1設有複數固定 柱121 ，該固定柱121上更連接一固定片122 ，該固定片 122即可將該冷凝端21壓掣於該燈罩10腔體之内底面 101 ;於本實施例中，該燈罩10腔體之内底面1〇1係設有 複數槽道12 ’該等槽道12之二侧分別設有一固定柱121 ’ 8 201009246 該固定柱121上更連接一固定#122 ’該固定片122再將 該第熱管2〇之冷凝端21壓掣於該槽道π中，其中，該固 定片122係可以螺絲或卡合方式固定’但不以此形態= 限且可相互連接成一體而形成一板件，如一體沖壓之板 件或壓鍀之板件。 凊同參第二及第三圖，係為本發明LED燈具之立體組 合示意圖及立體外觀圖；包括上述LH)燈具之散熱結構及 一 LED發光模組50，於本實施例中，該第二導熱柱幻之端 ❹面進一步設有一導熱板32，以擴大與發熱元件接觸之 面積，且可增加設計結構上的彈性應用，該LED發光模組 50係貼接於該導熱板32上，據此，完成具有散熱結構之 LED燈具，以藉此移除該LED發光模組5〇所產生之熱。 請同參第四及第五圖，係為本發明之LED燈具結合一 透光罩之立體外觀圖及結合剖視圖；該LED燈具更包括連 接該燈罩10之一透光罩6〇，該燈罩1〇腔體之内底面1〇1延 伸有第一導熱柱Π，該第一導熱柱η之周緣環向設有第一 ❹熱管20，且第一導熱柱11中係套設有一導熱模組30，該第 一導熱柱11之第一容置孔111係容設有該導熱模組3〇之第 二導熱柱31，該第二導熱柱31中另設有第二熱管4〇，而該 導熱模組30之導熱板32貼接有一 LED發光模組50，最後， 具有一透鏡61之透光罩60係罩合於該燈罩1〇之底面，以完 成一 LE：D燈具。 請參第六圖’係為本發明LED燈具之使用示意圖；使 用時，該LED發光模組50係貼接於該導熱模組30之導熱板 9 201009246 32上，該LED發光模組5〇之光源穿透該透光罩6〇之透鏡61 而射出’而該LED發光模組50所產生的熱先傳導至該導熱 模組30之導熱板32，經由該導熱板32及穿設於其中之第二 熱管40以將熱傳至第二導熱柱31上，另外，環向設於該第 一導熱柱11周緣之第一熱管20，亦藉由其蒸發端22以將該 導熱板32及該第一導熱柱n之熱傳至貼接於該燈罩1〇腔體 之内底面101的冷凝端21，最後，熱再由該冷凝端21傳至 該燈罩10之外表面1〇2與其表面上之散熱鰭片13上，藉由 ❿ 具有大散熱面積的散熱鰭片13以快速地將熱量傳遞與排 散，依此逐一將熱量排出以降低該LEJ)發光模組5〇之溫 度。 請參第七圖，係為本發明LED燈具之第二實施例；本 實施例與第一實施例大致相同，其不同之處係在於該燈罩 1〇腔體之内底面101所延伸之第一導熱柱n為一實心柱 體其中，該第一導熱柱11之實心柱體亦可與燈罩分離 Z置’再以膠或焊接接合為一體。該第一導熱柱11之内部 认=至少一第二熱管40，而該第二導熱柱31則形成有一第 二容置孔310，該第二容置孔31〇係容設有該第一導熱柱 亦即，該第二導熱柱31係藉由該第二容置孔311而與 X第導熱柱11相互套設；相同地，該導熱模組3〇之導熱 、再與LED發光模組5〇相互貼接，藉此以逐一將⑽ 發光模、、且50所產生之熱量排出，降低該·發光組5 溫度。 因此，本發明之LED燈具及其散熱結構，藉由自燈罩 201009246 10腔體之内底面101所延伸之第—導熱柱u中提高第一教 管20的設置數量，可大幅降低此區之熱阻值，以對貼接於、 該導熱板32之該LED發光模組5〇進行散熱，且藉由將該些 第一熱管20之該等冷凝端21，以該第一導熱柱u為中心^ 放射狀地廢掣於該燈罩10腔體之内底面1〇1的槽道η中， 進而將熱快速地、均句地傳至該燈罩1〇各處，再經由外部 之散熱鰭片13來傳遞與排散，不需另外加工 13以穿設第-熱㈣，可降低散熱鰭U之製造與加' = 相熱阻值；又’該第—導熱柱11及第二導熱柱31之 套3又可為增加本發明結構設計上之彈性與實用性。 明夕述僅為本發明之較佳實施例，非用以限定本發 均應伹厲*圍’其他運用本發明之專利精神之等效變化’ 句應俱屬本發明之專利範圍。 【圖式簡單說明】 =一圖係為本發明散熱結構的立體組合示意圖。 第Γ圖係為本發明LED燈具的立體組合示意圖。 第一圖係為本發明LED燈具之立體外觀圖。 四圖係為本發明LED燈具與一透光罩結合之立體 外觀圖。 tgj ^、 係為本發明LED燈具與一透光罩結合之結合 剖视圖。 |^| ^、 第^ 係為本發明LED燈具之使用示意圖。 圖係為本發明LED燈具之第二實施例。 11 201009246 【主要元件符號說明】 10 燈罩 101 内底面 102 外表面 11 第一導熱柱 111 第一容置孔 112 容置孔 12 槽道 121 固定柱 122 固定片 13 散熱鰭片 20 第一熱管 21 冷凝端 22 蒸發端 30 導熱模組 31 第二導熱柱 311 端面 32 導熱板 40 第二熱管 50 LED發光模組 60 透光罩 61 透鏡201009246 IX. INSTRUCTIONS: [Technical Field] The present invention relates to a LED lamp, and more particularly to an LED lamp with a heat pipe and a heat dissipation structure thereof. [Prior Art] According to the 'Light Emitting Diode (L£D), due to its low energy consumption, power saving, long service life, small size, fast response, etc., it has gradually replaced traditional bulbs and applied various In the illuminating device, in order to increase the illumination range and brightness, it is usually developed by combining multiple LEDs into an LED module to increase the number of LEDs and high-power LEI. The heat generated by the LED is gradually rising. Therefore, how to design the LED lamps and lanterns into a good governance structure has become one of the important topics studied by people involved in the industry today. On the other hand, because the heat pipe has high heat transfer capacity, light weight, simple structure, no power consumption and long life, it is very suitable for transferring a large amount of heat generated during the operation of electronic products. The tube is applied to the heat dissipation structure of the LED lamp, and it has become an excellent solution. When the heat pipe is applied to the heat dissipation structure of the LED lamp, it is often necessary to bend the heat pipe into a "U" shape bite. • The shape of the sub-type is used to heat the LED module, which makes it impossible to distribute the number of heat pipes U in the area of the available ^^^θ, ν « ^ κ扪, and the heat cannot be distributed to The cover is so wide that it does not meet the heat dissipation requirements of the 201009246=ed luminaire; in addition, the knowing (10) is worn on the heat pipe, which also increases the manufacturing cost of the heat sink fin: how the fin b improves and solves the above-mentioned problem before the loss The subject. a person field [Summary of the invention] 之一 One of the objects of the invention is to provide a heat dissipation structure of the LED lamp, and to fix the condensation end of the heat pipe radially to the lampshade. The external heat-dissipating fins are used for arranging the heat, and the heat-dissipating fins do not need to separately process the manufacturing and processing cost of the low-heat-dissipating film, and at the same time reduce the teaching resistance, and the present invention provides the heat dissipation of the lamp 4 'Attachment-LED lighting module to transmit and dissipate the heat pack generated by it. A lampshade has a first heat conducting column extending along the inner bottom surface of the cavity. The peripheral ring of the first heat conducting column is provided with a plurality of a accommodating hole, the axis line of the accommodating hole is parallel to the axis line of the first heat conducting column; the plurality of first heat pipes, =-heat pipe fittings, the condensing end and the evaporation end, the condensing end is attached to the shaft An inner bottom surface of the lampshade cavity, wherein the evaporation end is disposed in the receiving hole; and the heat conducting module includes: a second heat conducting column and a heat conducting plate combined with the second heat conducting column, the second heat conducting column Interlacing with the first heat conducting column, the end face of the first heat conducting column is attached Said LED module. Another purpose of this month is to provide a heat dissipation structure of a led lamp to increase the number of heat pipes in a limited heat conduction column area, so as to greatly reduce the thermal resistance value of the area to dissipate heat from the attached LED light-emitting module. . 6 201009246 A further object of the present invention is to provide a heat dissipating structure of an LED lamp. The first heat conducting column and the second heat conducting column are mutually sleeved to receive the second heat conducting column for the first heat conducting column. Alternatively, the second heat conducting column volume β has the first heat conducting column, which increases the flexibility and practicability of the structural design of the present invention. It is still another object of the present invention to provide an LED luminaire that can be thermally transferred to the exterior of the lampshade. & Μ In order to achieve the above object, the present invention provides an LED lamp comprising: a heat dissipating structure, comprising: a lamp cover, a first heat conducting column extending along an inner bottom surface of the cavity, the first heat conducting column The peripheral ring is provided with a plurality of accommodating holes, wherein the axis lines of the accommodating holes are parallel to the axis line of the first heat conducting column; the plurality of first heat pipes having a condensing end and an evaporation end, The condensation is attached to the inner bottom surface of the lampshade cavity, and the evaporation end is disposed through the valley hole; and a heat conduction module includes a second heat conduction column, the second heat conduction column and the first The heat conducting columns are sleeved with each other; and the LED light emitting module is attached to the end surface of the second heat conducting column. 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 Referring to the first drawing, it is a three-dimensional combination diagram of the heat dissipation structure of the LED lamp of the present invention; comprising a lampshade 10, the outer surface, the inner surface or the inner and outer surfaces of the lampshade 10 may be formed with a plurality of heat dissipation fins 13 In the embodiment, the system 201009246 is provided with a plurality of heat dissipating tabs 13 on the outer surface 102 thereof, and a first heat conducting column η ' extends along the inner bottom surface of the cavity. The first heat conducting column η is formed with a first receiving hole 111. The circumference ring is provided with a plurality of accommodating holes 112, and the axis lines of the accommodating holes 112 are parallel to the axis line of the first heat conducting column ,. In this embodiment, the first heat conducting column 11 of the lampshade 10 is coupled with The first heat-conducting column 11 can be integrally formed with the lamp cover 10, and then integrated by glue or welding; the first heat pipe 20 has a condensation end 21 And an evaporation end 22, the condensation end 21 is attached to the inner bottom surface 101' of the cavity φ body of the lampshade 1 and the evaporation end 22 is disposed in the receiving hole 112; and a heat conducting module 30' The heat conducting module 3 〇 includes a second heat conducting column 31 ′ the end surface 311 of the second heat conducting column 31 In the embodiment, the second heat conducting column 31 is provided with at least one second heat pipe 40 ′ and the second heat conducting column 31 is connected by the first receiving hole in The first heat conducting columns 11 are sleeved with each other, that is, the second heat conducting columns 31 are disposed in the first receiving holes 111. The bottom surface of the light cover ίο cavity is a radial contact of the first heat transfer column η with the condensation end 21 of the first heat pipe 20, wherein the condensation end 21 of the heat pipe 20 and The evaporation end 22 is a combination of a heat transfer adhesive, paste or solder and its corresponding component. The fixing end of the heat pipe 2 is further configured to be provided with a plurality of fixing posts 121 on the inner bottom surface 〇1 of the lamp housing 1 , and a fixing piece 122 is further connected to the fixing post 121 . 122, the condensing end 21 can be pressed against the inner bottom surface 101 of the cavity of the lampshade 10. In the embodiment, the inner surface 1〇1 of the cavity of the lampshade 10 is provided with a plurality of channels 12'. The two sides of the 12 are respectively provided with a fixing post 121 ' 8 201009246. The fixing post 121 is further connected with a fixing #122 '. The fixing piece 122 presses the condensation end 21 of the first heat pipe 2 掣 into the channel π, wherein The fixing piece 122 can be fixed by screws or a snapping type, but is not limited to this form and can be integrally connected to each other to form a plate member, such as an integrally stamped plate member or a pressed plate member. The second and third figures of the same reference numeral are the three-dimensional combination diagram and the stereoscopic appearance of the LED lamp of the present invention; the heat dissipation structure of the above LH) lamp and an LED lighting module 50, in this embodiment, the second The heat-conducting column is further provided with a heat-conducting plate 32 to enlarge the area of contact with the heat-generating component, and the elastic application of the design structure can be increased. The LED light-emitting module 50 is attached to the heat-conducting plate 32. Thus, the LED lamp having the heat dissipation structure is completed to thereby remove the heat generated by the LED lighting module 5〇. Please refer to the fourth and fifth figures, which are a three-dimensional external view and a combined cross-sectional view of the LED lamp of the present invention combined with a translucent cover; the LED lamp further comprises a transmissive cover 6〇 connected to the lamp cover 10, the lamp cover 1 A first heat conducting column 延伸 extends from the bottom surface 1〇1 of the 〇 cavity, a first heat pipe 20 is disposed around the circumference of the first heat conducting column η, and a heat conducting module 30 is sleeved in the first heat conducting column 11 The first heat receiving column 111 of the first heat conducting column 11 is provided with a second heat conducting column 31 of the heat conducting module 3, and the second heat conducting column 31 is further provided with a second heat pipe 4? The heat conducting plate 32 of the module 30 is attached with an LED lighting module 50. Finally, a transparent cover 60 having a lens 61 is attached to the bottom surface of the lamp cover 1 to complete an LE:D lamp. Please refer to the sixth figure as a schematic diagram of the use of the LED lamp of the present invention; in use, the LED lighting module 50 is attached to the heat conducting plate 9 201009246 32 of the heat conducting module 30, and the LED lighting module 5 The light source is transmitted through the lens 61 of the transparent cover 6 and is emitted. The heat generated by the LED module 50 is first transmitted to the heat conducting plate 32 of the heat conducting module 30, and the heat conducting plate 32 is inserted through the heat conducting plate 32. The second heat pipe 40 transmits heat to the second heat conducting column 31. In addition, the first heat pipe 20 disposed at the periphery of the first heat conducting column 11 is also looped by the evaporation end 22 to the heat conducting plate 32 and the The heat of the first heat conducting column n is transferred to the condensation end 21 of the inner bottom surface 101 of the lampshade cavity 1. Finally, the heat is transferred from the condensation end 21 to the outer surface 1〇2 of the lampshade 10 and its surface. On the heat dissipation fins 13, heat dissipation fins 13 having a large heat dissipation area are used to rapidly transfer and dissipate heat, thereby discharging heat one by one to lower the temperature of the LEJ light-emitting module 5〇. Referring to FIG. 7 , it is a second embodiment of the LED lamp of the present invention; the embodiment is substantially the same as the first embodiment, and the difference is that the inner bottom surface 101 of the lampshade 1 cavity extends first. The heat conducting column n is a solid cylinder. The solid cylinder of the first heat conducting column 11 can also be separated from the lamp cover by Z and then integrated by glue or solder joint. The second heat conducting column 11 defines a second heat pipe 40, and the second heat conducting column 31 defines a second receiving hole 310. The second receiving hole 31 is configured to receive the first heat conducting hole. The second heat conducting column 31 is sleeved with the X first heat conducting column 11 by the second receiving hole 311; similarly, the heat conducting module 3 is thermally conductive, and then the LED light emitting module 5 The 〇 is attached to each other, whereby the heat generated by the (10) illuminating mode and 50 is discharged one by one, and the temperature of the illuminating group 5 is lowered. Therefore, the LED lamp of the present invention and the heat dissipating structure thereof can greatly reduce the heat of the first teaching tube 20 by increasing the number of the first teaching tubes 20 from the first heat conducting column u extending from the inner bottom surface 101 of the cavity of the lamp housing 201009246 The heat dissipation is performed on the LED light-emitting module 5A that is attached to the heat-conducting plate 32, and the condensation terminals 21 of the first heat pipes 20 are centered on the first heat-conducting column u. ^ Radially depleted in the channel η of the inner surface 1〇1 of the cavity of the lampshade 10, and then heat is quickly and uniformly transmitted to the lampshade 1 and then through the external heat dissipation fins 13 To transfer and disperse, without additional processing 13 to wear the first heat (four), the manufacturing of the heat sink fin U and the addition of the 'phase heat resistance value can be reduced; and the first heat conducting column 11 and the second heat conducting column 31 The sleeve 3 can in turn increase the flexibility and practicability of the structural design of the present invention. The present invention is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention. [Simple description of the diagram] = A diagram is a three-dimensional combination diagram of the heat dissipation structure of the present invention. The figure is a three-dimensional combination diagram of the LED lamp of the present invention. The first figure is a three-dimensional appearance of the LED lamp of the present invention. The four figures are a three-dimensional appearance of the LED lamp of the present invention combined with a translucent cover. Tgj ^ is a cross-sectional view of the combination of the LED lamp of the present invention and a translucent cover. |^| ^, The second is a schematic diagram of the use of the LED lamp of the present invention. The figure is a second embodiment of the LED lamp of the present invention. 11 201009246 [Description of main components] 10 Shade 101 Inner bottom surface 102 Outer surface 11 First heat transfer column 111 First accommodating hole 112 accommodating hole 12 Channel 121 Fixing post 122 Fixing piece 13 Heat sink fin 20 First heat pipe 21 Condensation End 22 Evaporating end 30 Thermal module 31 Second heat conducting column 311 End face 32 Heat conducting plate 40 Second heat pipe 50 LED lighting module 60 Transmissive cover 61 Lens
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