WO2015169214A1 - Tubular led bulb - Google Patents

Tubular led bulb Download PDF

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Publication number
WO2015169214A1
WO2015169214A1 PCT/CN2015/078340 CN2015078340W WO2015169214A1 WO 2015169214 A1 WO2015169214 A1 WO 2015169214A1 CN 2015078340 W CN2015078340 W CN 2015078340W WO 2015169214 A1 WO2015169214 A1 WO 2015169214A1
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WO
WIPO (PCT)
Prior art keywords
heat
led bulb
insulating
conducting column
heat conducting
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PCT/CN2015/078340
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French (fr)
Chinese (zh)
Inventor
张夙敏
Original Assignee
深圳市中电照明股份有限公司
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Publication of WO2015169214A1 publication Critical patent/WO2015169214A1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems

Definitions

  • the utility model relates to a tubular LED bulb.
  • LED solid-state lighting sources are increasingly used, and more and more as lighting sources.
  • the application of the existing tubular energy-saving lamps is still relatively common. If the LED bulb is used as the light source instead of the energy-saving bulb, it is better to conform to the shape of the existing energy-saving lamp, so that it is convenient to be replaced and replaced.
  • the technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and to provide a tubular LED bulb which can directly replace the existing energy-saving light bulb and has good heat dissipation effect.
  • the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, wherein two ends of the insulating heat dissipating component respectively
  • the lamp holder and the transparent cover are fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and
  • the heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and a plurality of the LEDs are electrically connected to the flexible circuit board and along the heat conducting column
  • the plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap.
  • the front end of the transparent cover is open, and the front end of the heat conducting column is sleeved with an insulating transparent cap.
  • the insulated light transmissive cap is fixed to the heat conducting column by gluing.
  • the two ends of the insulating heat dissipating member are respectively fixed to the lamp cap and the light transmissive cover by adhesive bonding; the flexible circuit board and the heat conducting post are bonded and fixed by a thermal conductive adhesive.
  • the sidewall of the insulating heat sink is provided with a plurality of heat dissipation grooves.
  • the center of the heat conducting column is provided with a heat dissipation through hole.
  • the light transmissive cover is made of plastic or glass.
  • the translucent cover is transparent or translucent.
  • the heat conducting column is made of aluminum, and the insulating heat sink is made of heat conductive plastic or ceramic.
  • the type of the lamp cap is E27 or E26 or E14 or E12 or G24 or G23 or B22 or G9 or GU10.
  • the utility model has the beneficial effects that: since the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, the two ends of the insulating heat dissipating component respectively correspond to the lamp cap
  • the light transmissive cover is fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and
  • the heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and the plurality of LEDs are electrically connected to the flexible circuit board and are evenly distributed along the heat conducting column
  • the plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap; the present invention passes the flexible circuit board, the heat conducting column, and the The insulating heat dissip
  • FIG. 1 is a schematic perspective view of a first embodiment of the present invention
  • FIG. 2 is a schematic side view showing the structure of the first embodiment of the present invention.
  • Figure 3 is a schematic exploded view of the first embodiment of the present invention.
  • FIG. 4 is a schematic side view showing the structure of the second embodiment of the present invention.
  • Figure 5 is a schematic cross-sectional view of the second embodiment of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the tubular LED bulb of the embodiment includes a lamp cap 1, an insulating heat dissipating member 2, a translucent cover 3, a driving circuit 4, a plurality of LEDs 6, a heat conducting column 5, and a flexible circuit board 7.
  • the two ends of the insulating heat dissipating member 2 are respectively fixedly connected to the lamp cap 1 and the translucent cover 3, and specifically, both ends of the insulating heat dissipating member 2 pass through the lamp cap 1 and the translucent cover 3 respectively.
  • the adhesive phase is fixed, the driving circuit 4 is located in the inner cavity of the insulating heat sink 2, the tail of the heat conducting column 5 is fixedly connected with the insulating heat sink 2, and the transparent cover 3 is cylindrical and
  • the heat conducting column 5 is covered in the inner side of the column and the front end surface of the heat conducting column 5, specifically between the flexible circuit board 7 and the heat conducting column 5 Securely bonded by a thermal conductive adhesive, a plurality of the LEDs 6 are electrically connected to the flexible circuit board 7 and distributed along the heat conducting column 5, and a plurality of the LEDs 6 are sequentially passed through the flexible circuit board 7,
  • the heat conducting column 5, the insulating heat sink 2 and the lamp cap 1 perform heat conduction and heat dissipation, and the front end of the light transmissive cover 3 is obliquely opened, so that the LED directly It is connected to the outside air to facilitate the convection of the heat dissipating air and enhance the heat dissipating effect.
  • the front end of the heat conducting column 5 is sleeved with an insulating transparent cap 8, specifically, the insulating translucent cap 8 is fixed to the heat conducting column by gluing. 5, in order to prevent the human body from directly contacting the LED and the circuit, and avoiding the safety hazard such as electric shock, the side wall of the insulating heat dissipating member 2 is provided with a plurality of heat dissipating grooves 21, and the center of the heat conducting column 5 is provided with a heat dissipating through hole 51. In order to increase the heat dissipation channel, facilitate heat dissipation, avoid heat accumulation of the LED and high temperature, and help to prolong the life.
  • the transparent cover 3 is made of translucent plastic, and may of course be made of glass or fully transparent.
  • the heat conducting column 5 is made of aluminum material, and the insulating heat sink 2 is made of heat conductive plastic, of course, it can also be made of ceramic.
  • the lamp head is of type E27, and of course it can be E26 or E14 or E12 or G24 or G23. Or other models such as B22 or G9 or GU10.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the tubular LED bulb of the present embodiment is different from the first embodiment in that, in the embodiment, the front end of the translucent cover 3 is a flat opening.
  • the utility model performs heat conduction and heat dissipation through the flexible circuit board 7, the heat conducting column 8, the insulating heat sink 2 and the lamp cap 1, and can play the role of heat conduction and heat dissipation on each component, and
  • the shape is consistent with the existing tubular energy-saving bulb, and the LED bulb is used as the light source instead of the energy-saving bulb.
  • the shape of the existing energy-saving lamp is consistent, the installation and replacement are convenient, and it is easy to be accepted, so the utility model can directly replace the existing energy-saving bulb. And the heat dissipation effect is good.
  • the utility model can be widely applied to the field of LED illumination.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

Disclosed is a tubular LED bulb which can directly replace the existing energy-saving bulbs and has a good heat dissipation effect, comprising a lamp cap (1), an insulating heat sink (2), a diffuser (3), a driving circuit (4), a plurality of LEDs (6), a heat conduction column (5), and a flexible circuit board (7), wherein two ends of the insulating heat sink (2) are fixedly connected to the lamp cap (1) and the diffuser (3), respectively; the driving circuit (4) is located in an internal cavity of the insulating heat sink (2); the tail end of the heat conduction column (5) is fixedly connected to the insulating heat sink (2); the diffuser (3) is in tubular form and covers the heat conduction column (5) therein; the flexible circuit board (7) covers the side wall of the column body of the heat conduction column (5); the plurality of LEDs (6) are electrically connected to the flexible circuit board (7) and uniformly distributed along the heat conduction column (5); and the heat of the plurality of LEDs (6) is conducted and dissipated sequentially through the flexible circuit board (7), the heat conduction column (5), the insulating heat sink (2) and the lamp cap (1). The tubular LED bulb can be widely applied to the LED lighting field.

Description

一种管形LED灯泡Tubular LED bulb 技术领域Technical field
本实用新型涉及一种管形LED灯泡。The utility model relates to a tubular LED bulb.
背景技术Background technique
随着科学技术的发展,LED固体照明光源应用日益广泛,将其作为照明光源也越来越多。现有的管形节能灯应用还比较普遍,如果用LED灯泡代替节能灯泡作为光源,则最好与现有的节能灯的外形一致,这样不仅安装替换方便,也易于被接受。With the development of science and technology, LED solid-state lighting sources are increasingly used, and more and more as lighting sources. The application of the existing tubular energy-saving lamps is still relatively common. If the LED bulb is used as the light source instead of the energy-saving bulb, it is better to conform to the shape of the existing energy-saving lamp, so that it is convenient to be replaced and replaced.
实用新型内容Utility model content
本实用新型所要解决的技术问题是克服现有技术的不足,提供一种可直接替换现有节能灯泡、散热效果好的管形LED灯泡。The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and to provide a tubular LED bulb which can directly replace the existing energy-saving light bulb and has good heat dissipation effect.
本实用新型所采用的技术方案是:本实用新型包括灯头、绝缘散热件、透光罩、驱动电路、若干个LED、导热柱、柔性线路板,所述绝缘散热件的两端分别与所述灯头及所述透光罩相固定连接,所述驱动电路位于所述绝缘散热件的内腔,所述导热柱的尾部与所述绝缘散热件相固定连接,所述透光罩呈筒状并将所述导热柱包罩于内,所述柔性线路板包覆于所述导热柱的柱体侧壁上,若干个所述LED电连接于所述柔性线路板上并沿所述导热柱均布,若干个所述LED依次通过所述柔性线路板、所述导热柱、所述绝缘散热件及所述灯头进行导热及散热。The technical scheme adopted by the utility model is as follows: the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, wherein two ends of the insulating heat dissipating component respectively The lamp holder and the transparent cover are fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and The heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and a plurality of the LEDs are electrically connected to the flexible circuit board and along the heat conducting column The plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap.
所述透光罩的前端开口,所述导热柱的前端套接有绝缘透光帽。The front end of the transparent cover is open, and the front end of the heat conducting column is sleeved with an insulating transparent cap.
所述绝缘透光帽通过胶粘固定于所述导热柱上。 The insulated light transmissive cap is fixed to the heat conducting column by gluing.
所述绝缘散热件的两端分别与所述灯头及所述透光罩通过胶粘相固定;所述柔性线路板与所述导热柱之间通过导热胶粘结固定。The two ends of the insulating heat dissipating member are respectively fixed to the lamp cap and the light transmissive cover by adhesive bonding; the flexible circuit board and the heat conducting post are bonded and fixed by a thermal conductive adhesive.
所述绝缘散热件的侧壁设有若干个散热沟槽。The sidewall of the insulating heat sink is provided with a plurality of heat dissipation grooves.
所述导热柱的中心设有散热通孔。The center of the heat conducting column is provided with a heat dissipation through hole.
所述透光罩采用塑料或玻璃制成。The light transmissive cover is made of plastic or glass.
所述透光罩为透明或半透明。The translucent cover is transparent or translucent.
所述导热柱采用铝材制成,所述绝缘散热件采用导热塑料或陶瓷制成。The heat conducting column is made of aluminum, and the insulating heat sink is made of heat conductive plastic or ceramic.
所述灯头的型号为E27或E26或E14或E12或G24或G23或B22或G9或GU10。The type of the lamp cap is E27 or E26 or E14 or E12 or G24 or G23 or B22 or G9 or GU10.
本实用新型的有益效果是:由于本实用新型包括灯头、绝缘散热件、透光罩、驱动电路、若干个LED、导热柱、柔性线路板,所述绝缘散热件的两端分别与所述灯头及所述透光罩相固定连接,所述驱动电路位于所述绝缘散热件的内腔,所述导热柱的尾部与所述绝缘散热件相固定连接,所述透光罩呈筒状并将所述导热柱包罩于内,所述柔性线路板包覆于所述导热柱的柱体侧壁上,若干个所述LED电连接于所述柔性线路板上并沿所述导热柱均布,若干个所述LED依次通过所述柔性线路板、所述导热柱、所述绝缘散热件及所述灯头进行导热及散热;本实用新型通过所述柔性线路板、所述导热柱、所述绝缘散热件及所述灯头进行导热及散热,在各部件上均可以起到导热及散热的作用,而且,其外形与现有的管形节能灯泡一致,用LED灯泡代替节能灯泡作为光源,与现有的节能灯的外形一致,安装替换方便,也易于被接受,故本实用新型可直接替换现有节能灯泡且散热效果好。The utility model has the beneficial effects that: since the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, the two ends of the insulating heat dissipating component respectively correspond to the lamp cap The light transmissive cover is fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and The heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and the plurality of LEDs are electrically connected to the flexible circuit board and are evenly distributed along the heat conducting column The plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap; the present invention passes the flexible circuit board, the heat conducting column, and the The insulating heat dissipating member and the lamp cap perform heat conduction and heat dissipation, and can function as heat conduction and heat dissipation on each component, and the shape thereof is consistent with the existing tubular energy-saving bulb, and the LED bulb is used as a light source instead of the energy-saving bulb. Some energy-saving lamps consistent appearance, easy to install replacement is also easy to be accepted, so that the present invention can directly replace the conventional energy-saving bulbs and cooling effect.
附图说明DRAWINGS
图1是本实用新型实施例一的立体结构示意图;1 is a schematic perspective view of a first embodiment of the present invention;
图2是本实用新型实施例一的侧面结构示意图;2 is a schematic side view showing the structure of the first embodiment of the present invention;
图3是本实用新型实施例一的爆炸结构示意图; Figure 3 is a schematic exploded view of the first embodiment of the present invention;
图4是本实用新型实施例二的侧面结构示意图;4 is a schematic side view showing the structure of the second embodiment of the present invention;
图5是本实用新型实施例二的断面结构示意图。Figure 5 is a schematic cross-sectional view of the second embodiment of the present invention.
具体实施方式detailed description
实施例一:Embodiment 1:
如图1~图3所示,本实施例的管形LED灯泡包括灯头1、绝缘散热件2、透光罩3、驱动电路4、若干个LED 6、导热柱5、柔性线路板7,所述绝缘散热件2的两端分别与所述灯头1及所述透光罩3相固定连接,具体为所述绝缘散热件2的两端分别与所述灯头1及所述透光罩3通过胶粘相固定,所述驱动电路4位于所述绝缘散热件2的内腔,所述导热柱5的尾部与所述绝缘散热件2相固定连接,所述透光罩3呈筒状并将所述导热柱5包罩于内,所述柔性线路板7包覆于所述导热柱5的柱体侧壁及前端底面上,具体为所述柔性线路板7与所述导热柱5之间通过导热胶粘结固定,若干个所述LED 6电连接于所述柔性线路板7上并沿所述导热柱5均布,若干个所述LED 6依次通过所述柔性线路板7、所述导热柱5、所述绝缘散热件2及所述灯头1进行导热及散热,所述透光罩3的前端斜开口,使得LED直接与外界空气相连通,有利于散热空气对流,增强散热效果,所述导热柱5的前端套接有绝缘透光帽8,具体为所述绝缘透光帽8通过胶粘固定于所述导热柱5上,以防止人体直接接触到LED及电路,避免触电等安全隐患,所述绝缘散热件2的侧壁设有若干个散热沟槽21,所述导热柱5的中心设有散热通孔51,以增加散热通道,利于散热,避免LED热量积聚及高温,有助于延长寿命,所述透光罩3采用半透明塑料制成,当然可以采用玻璃制成,也可以为全透明,所述导热柱5采用铝材制成,所述绝缘散热件2采用导热塑料制成,当然也可以采用陶瓷制成,所述灯头的型号为E27,当然也可以是E26或E14或E12或G24或G23或B22或G9或GU10等其他型号。 As shown in FIG. 1 to FIG. 3, the tubular LED bulb of the embodiment includes a lamp cap 1, an insulating heat dissipating member 2, a translucent cover 3, a driving circuit 4, a plurality of LEDs 6, a heat conducting column 5, and a flexible circuit board 7. The two ends of the insulating heat dissipating member 2 are respectively fixedly connected to the lamp cap 1 and the translucent cover 3, and specifically, both ends of the insulating heat dissipating member 2 pass through the lamp cap 1 and the translucent cover 3 respectively. The adhesive phase is fixed, the driving circuit 4 is located in the inner cavity of the insulating heat sink 2, the tail of the heat conducting column 5 is fixedly connected with the insulating heat sink 2, and the transparent cover 3 is cylindrical and The heat conducting column 5 is covered in the inner side of the column and the front end surface of the heat conducting column 5, specifically between the flexible circuit board 7 and the heat conducting column 5 Securely bonded by a thermal conductive adhesive, a plurality of the LEDs 6 are electrically connected to the flexible circuit board 7 and distributed along the heat conducting column 5, and a plurality of the LEDs 6 are sequentially passed through the flexible circuit board 7, The heat conducting column 5, the insulating heat sink 2 and the lamp cap 1 perform heat conduction and heat dissipation, and the front end of the light transmissive cover 3 is obliquely opened, so that the LED directly It is connected to the outside air to facilitate the convection of the heat dissipating air and enhance the heat dissipating effect. The front end of the heat conducting column 5 is sleeved with an insulating transparent cap 8, specifically, the insulating translucent cap 8 is fixed to the heat conducting column by gluing. 5, in order to prevent the human body from directly contacting the LED and the circuit, and avoiding the safety hazard such as electric shock, the side wall of the insulating heat dissipating member 2 is provided with a plurality of heat dissipating grooves 21, and the center of the heat conducting column 5 is provided with a heat dissipating through hole 51. In order to increase the heat dissipation channel, facilitate heat dissipation, avoid heat accumulation of the LED and high temperature, and help to prolong the life. The transparent cover 3 is made of translucent plastic, and may of course be made of glass or fully transparent. The heat conducting column 5 is made of aluminum material, and the insulating heat sink 2 is made of heat conductive plastic, of course, it can also be made of ceramic. The lamp head is of type E27, and of course it can be E26 or E14 or E12 or G24 or G23. Or other models such as B22 or G9 or GU10.
实施例二:Embodiment 2:
如图4、图5所示,本实施例的管形LED灯泡与实施例一区别之处在于:本实施例中,所述透光罩3的前端为平开口。As shown in FIG. 4 and FIG. 5, the tubular LED bulb of the present embodiment is different from the first embodiment in that, in the embodiment, the front end of the translucent cover 3 is a flat opening.
本实施例的其余特征同实施例一。The remaining features of this embodiment are the same as those of the first embodiment.
本实用新型通过所述柔性线路板7、所述导热柱8、所述绝缘散热件2及所述灯头1进行导热及散热,在各部件上均可以起到导热及散热的作用,而且,其外形与现有的管形节能灯泡一致,用LED灯泡代替节能灯泡作为光源,与现有的节能灯的外形一致,安装替换方便,也易于被接受,因此本实用新型可直接替换现有节能灯泡且散热效果好。The utility model performs heat conduction and heat dissipation through the flexible circuit board 7, the heat conducting column 8, the insulating heat sink 2 and the lamp cap 1, and can play the role of heat conduction and heat dissipation on each component, and The shape is consistent with the existing tubular energy-saving bulb, and the LED bulb is used as the light source instead of the energy-saving bulb. The shape of the existing energy-saving lamp is consistent, the installation and replacement are convenient, and it is easy to be accepted, so the utility model can directly replace the existing energy-saving bulb. And the heat dissipation effect is good.
本实用新型可广泛应用于LED照明领域。 The utility model can be widely applied to the field of LED illumination.

Claims (10)

  1. 一种管形LED灯泡,包括灯头(1)、绝缘散热件(2)、透光罩(3)、驱动电路(4)、若干个LED(6),其特征在于:所述管形LED灯泡还包括导热柱(5)、柔性线路板(7),所述绝缘散热件(2)的两端分别与所述灯头(1)及所述透光罩(3)相固定连接,所述驱动电路(4)位于所述绝缘散热件(2)的内腔,所述导热柱(5)的尾部与所述绝缘散热件(2)相固定连接,所述透光罩(3)呈筒状并将所述导热柱(5)包罩于内,所述柔性线路板(7)包覆于所述导热柱(5)的柱体侧壁上,若干个所述LED(6)电连接于所述柔性线路板(7)上并沿所述导热柱(5)均布,若干个所述LED(6)依次通过所述柔性线路板(7)、所述导热柱(5)、所述绝缘散热件(2)及所述灯头(1)进行导热及散热。A tubular LED bulb comprises a lamp cap (1), an insulating fin (2), a transmissive cover (3), a driving circuit (4), and a plurality of LEDs (6), characterized in that: the tubular LED bulb Further comprising a heat conducting column (5), a flexible circuit board (7), two ends of the insulating heat sink (2) are fixedly connected to the lamp cap (1) and the transparent cover (3), respectively, the driving The circuit (4) is located in the inner cavity of the insulating heat sink (2), the tail portion of the heat conducting column (5) is fixedly connected with the insulating heat sink (2), and the transparent cover (3) is cylindrical And covering the heat conducting column (5), the flexible circuit board (7) is coated on the column sidewall of the heat conducting column (5), and the plurality of the LEDs (6) are electrically connected to The flexible circuit board (7) is evenly distributed along the heat conducting column (5), and the plurality of LEDs (6) sequentially pass through the flexible circuit board (7), the heat conducting column (5), the The insulating heat sink (2) and the lamp cap (1) perform heat conduction and heat dissipation.
  2. 根据权利要求1所述的管形LED灯泡,其特征在于:所述透光罩(3)的前端开口,所述导热柱(5)的前端套接有绝缘透光帽(8)。The tubular LED bulb according to claim 1, characterized in that the front end of the transparent cover (3) is open, and the front end of the heat conducting column (5) is sleeved with an insulating transparent cap (8).
  3. 根据权利要求2所述的管形LED灯泡,其特征在于:所述绝缘透光帽(8)通过胶粘固定于所述导热柱(5)上。The tubular LED bulb according to claim 2, characterized in that the insulating light-transmissive cap (8) is fixed to the heat-conducting column (5) by gluing.
  4. 根据权利要求1所述的管形LED灯泡,其特征在于:所述绝缘散热件(2)的两端分别与所述灯头(1)及所述透光罩(3)通过胶粘相固定;所述柔性线路板(7)与所述导热柱(5)之间通过导热胶粘结固定。The tubular LED bulb according to claim 1, wherein both ends of the insulating heat sink (2) are respectively fixed to the lamp cap (1) and the translucent cover (3) by gluing; The flexible circuit board (7) and the heat conducting column (5) are bonded and fixed by a thermal conductive adhesive.
  5. 根据权利要求1所述的管形LED灯泡,其特征在于:所述绝缘散热件(2)的侧壁设有若干个散热沟槽(21)。The tubular LED bulb according to claim 1, characterized in that the side wall of the insulating heat sink (2) is provided with a plurality of heat dissipation grooves (21).
  6. 根据权利要求1所述的管形LED灯泡,其特征在于:所述导热柱(5)的中心设有散热通孔(51)。The tubular LED bulb according to claim 1, characterized in that the center of the heat conducting column (5) is provided with a heat dissipation through hole (51).
  7. 根据权利要求1所述的管形LED灯泡,其特征在于:所述透光罩(3)采用塑料或玻璃制成。The tubular LED bulb according to claim 1, characterized in that the translucent cover (3) is made of plastic or glass.
  8. 根据权利要求1所述的管形LED灯泡,其特征在于:所述透光罩(3)为 透明或半透明。The tubular LED bulb according to claim 1, wherein said transparent cover (3) is Transparent or translucent.
  9. 根据权利要求1所述的管形LED灯泡,其特征在于:所述导热柱(5)采用铝材制成,所述绝缘散热件(2)采用导热塑料或陶瓷制成。The tubular LED bulb according to claim 1, characterized in that the heat conducting post (5) is made of aluminum and the insulating fin (2) is made of thermally conductive plastic or ceramic.
  10. 根据权利要求1所述的管形LED灯泡,其特征在于:所述灯头(1)的型号为E27或E26或E14或E12或G24或G23或B22或G9或GU10。 A tubular LED bulb according to claim 1, characterized in that the lamp head (1) is of the type E27 or E26 or E14 or E12 or G24 or G23 or B22 or G9 or GU10.
PCT/CN2015/078340 2014-05-08 2015-05-06 Tubular led bulb WO2015169214A1 (en)

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CN201420234676.2 2014-05-08
CN201420234676.2U CN203823530U (en) 2014-05-08 2014-05-08 Tubular LED bulb

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WO2018184883A1 (en) * 2017-04-05 2018-10-11 Philips Lighting Holding B.V. Lighting device and luminaire comprising the same

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CN203823530U (en) * 2014-05-08 2014-09-10 深圳市中电照明股份有限公司 Tubular LED bulb

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CN203215360U (en) * 2013-04-23 2013-09-25 深圳市中电照明股份有限公司 LED lamp
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CN201269434Y (en) * 2008-10-11 2009-07-08 杭州恩迪照明科技有限公司 LED lighting bulb
CN202228949U (en) * 2011-07-25 2012-05-23 陈建伟 Straight tube light-emitting diode (LED) bulb
CN102798013A (en) * 2012-08-06 2012-11-28 深圳市中电照明股份有限公司 Convection radiating type LED (light-emitting diode) bulb
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WO2018184883A1 (en) * 2017-04-05 2018-10-11 Philips Lighting Holding B.V. Lighting device and luminaire comprising the same

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