EP2687779A1 - Cup-shaped heat dissipation member applicable in electric-powered light emitting unit - Google Patents

Cup-shaped heat dissipation member applicable in electric-powered light emitting unit Download PDF

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Publication number
EP2687779A1
EP2687779A1 EP13177312.9A EP13177312A EP2687779A1 EP 2687779 A1 EP2687779 A1 EP 2687779A1 EP 13177312 A EP13177312 A EP 13177312A EP 2687779 A1 EP2687779 A1 EP 2687779A1
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EP
European Patent Office
Prior art keywords
cup
heat dissipater
heat
shaped
luminous body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13177312.9A
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German (de)
French (fr)
Inventor
Tai-Her Yang
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Individual
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Individual
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Priority claimed from US13/554,014 external-priority patent/US20130235597A1/en
Application filed by Individual filed Critical Individual
Publication of EP2687779A1 publication Critical patent/EP2687779A1/en
Withdrawn legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/86—Ceramics or glass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89—Metals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g. the heat dissipation requirement of a light emitting diode (LED) which is adopted as the electric luminous body (200); the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater, with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • a conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device e.g. the heat dissipater used in a LED illumination device, usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area.
  • a conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area;
  • the present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g.
  • the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater, with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • LED light emitting diode
  • a cup-shaped dissipation member comprises a heat dissipater (100) which is cup-shaped and includes a peripheral wall extending from one side to define a recess, the opposite side being arranged for installation of an electric luminous body (200), the cup-shaped heat dissipation member further including a through hole (113).
  • a central column is disposed inside the peripheral wall to form an annular groove (104) therebetween, the through hole passing through the central column.
  • the heat dissipater may be made of a material having high heat conductivity and heat dissipation characteristics, such as aluminium or copper or ceramic.
  • the top edge of the cup periphery and/or the inner annular surface of the heat dissipater (100) may be planar (linear) or wave like in shape, and may include heat dissipation fins.
  • a conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device e.g. the heat dissipater used in a LED illumination device, usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area.
  • the present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g. the heat dissipation requirement of a light emitting diode (LED) which is adopted as the electric luminous body (200); the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater (100), with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • FIG.1 is a cross sectional view showing the basic structure of a conventional heat dissipater (100);
  • FIG. 2 is a top view of FIG. 1 ;
  • FIG. 1 and FIG. 2 it mainly consists of:
  • FIG. 3 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove structure, according to the present invention
  • FIG. 4 is a top view of FIG. 3 ;
  • FIG. 3 and FIG. 4 it mainly consists of:
  • FIG. 5 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a multiple annular groove structure, according to the present invention
  • FIG. 6 is a top view of FIG. 5 ;
  • FIG. 5 and FIG. 6 it mainly consists of:
  • FIG. 7 is a cross sectional view of the first embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 8 is a top view of FIG. 7 ;
  • FIG. 7 and FIG. 8 it mainly consists of:
  • FIG. 9 is a cross sectional view of the second embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the lower tubular central column (103) and the higher outer periphery;
  • FIG. 10 is a top view of FIG. 9 ;
  • FIG. 9 and FIG. 10 it mainly consists of:
  • FIG. 11 is a cross sectional view of the third embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with multiple annular grooves (104) and a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 12 is a top view of FIG. 11 ;
  • FIG. 11 and FIG. 12 it mainly consists of:
  • FIG. 13 is a schematic lateral view of the first embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a crown-like tooth notch (105) and formed with a tubular central column (103);
  • FIG. 14 is a top view of FIG. 13 ;
  • FIG. 13 and FIG. 14 it mainly consists of:
  • FIG. 15 is another schematic lateral view of the second embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipation member (100) opposite to the installation location of the electric-powered light emitting unit (200) being formed with multiple crown-like tooth notch (105) and a structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 16 is a top view of FIG. 15 ;
  • FIG. 15 and FIG. 16 it mainly consists of:
  • FIG. 17 is a cross sectional view illustrating the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a conical column member and the cup-shaped structure being formed as a fork-shaped annular structure, according to the present invention
  • FIG. 18 is a top view of FIG. 17 ;
  • FIG. 17 and FIG. 18 it mainly consists of:
  • FIG. 19 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being additionally installed with a protection net (109), according to one embodiment of the present invention
  • the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is additionally installed with the protection net (109).
  • FIG. 20 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a top cover (110), and formed with a ventilation port (112) and a support column (111) served for connecting and supporting between the top cover (110) and the heat dissipater (100), according to one embodiment of the present invention;
  • the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is installed with the top cover (110), and formed with the ventilation port (112) and the support column (111) served for connecting and supporting between the top cover (110) and the heat dissipater (100).
  • FIG. 21 is a schematic lateral view illustrating the support column (111) served for connecting and supporting being installed between the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) and the top cover (110), and the periphery of the ventilation port (112) being additionally installed with the protection net (109), according to one embodiment of the present invention;
  • the support column (111) served for connecting and supporting is installed between the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) and the top cover (110), and the periphery of the ventilation port (112) is additionally installed with the protection net (109).
  • the mentioned electric luminous body (200) according to the cup-shaped heat dissipation member applicable in electric-powered light emitting unit can be further configured by the electric luminous body and optical component and lampshade.

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

Abstract

The present invention provides a novel cup-shaped heat dissipator structure for meeting the heat dissipation requirement of an electric luminous body; the outer and/or inner surface of the cup-shaped heat dissipator (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipator (100), with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipator (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipator (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.

Description

    BACKGROUND OF THE INVENTION (a) Field of the Invention
  • The present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g. the heat dissipation requirement of a light emitting diode (LED) which is adopted as the electric luminous body (200); the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater, with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
    • (b) Description of the Prior Art
  • A conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device, e.g. the heat dissipater used in a LED illumination device, usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area.
    • SUMMARY OF THE INVENTION
  • A conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device, e.g. the heat dissipater used in a LED illumination device, usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area; the present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g. the heat dissipation requirement of a light emitting diode (LED) which is adopted as the electric luminous body (200); the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater, with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • According to another aspect of the present invention, a cup-shaped dissipation member comprises a heat dissipater (100) which is cup-shaped and includes a peripheral wall extending from one side to define a recess, the opposite side being arranged for installation of an electric luminous body (200), the cup-shaped heat dissipation member further including a through hole (113).
  • Preferably, a central column is disposed inside the peripheral wall to form an annular groove (104) therebetween, the through hole passing through the central column. The heat dissipater may be made of a material having high heat conductivity and heat dissipation characteristics, such as aluminium or copper or ceramic. The top edge of the cup periphery and/or the inner annular surface of the heat dissipater (100) may be planar (linear) or wave like in shape, and may include heat dissipation fins.
    • BRIEF DESCRIPTION OF THE DRAWINGS
    • FIG.1 is a cross sectional view showing the basic structure of a conventional heat dissipater (100).
    • FIG. 2 is a top view of FIG. 1.
    • FIG. 3 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater(100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove structure, according to the present invention.
    • FIG. 4 is a top view of FIG. 3.
    • FIG. 5 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater(100) opposite to the installation location of the electric luminous body (200) being formed with a multiple annular groove structure, according to the present invention.
    • FIG. 6 is a top view of FIG. 5.
    • FIG. 7 is a cross sectional view of the first embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the higher tubular central column and the lower outer periphery.
    • FIG. 8 is a top view of FIG. 7.
    • FIG. 9 is a cross sectional view of the second embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the lower tubular central column and the higher outer periphery.
    • FIG. 10 is a top view of FIG. 9.
    • FIG. 11 is a cross sectional view of the third embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with multiple annular grooves (104) and a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery.
    • FIG. 12 is a top view of FIG. 11.
    • FIG. 13 is a schematic lateral view of the first embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a crown-like tooth notch (105) and formed with a tubular central column (103).
    • FIG. 14 is a top view of FIG. 13.
    • FIG. 15 is another schematic lateral view of the second embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipation member (100) opposite to the installation location of the electric-powered light emitting unit (200) being formed with multiple crown-like tooth notch (105) and a structure having the higher tubular central column (103) and the lower outer periphery.
    • FIG. 16 is a top view of FIG. 15.
    • FIG. 17 is a cross sectional view illustrating the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a conical column member and the cup-shaped structure being formed as a fork-shaped annular structure, according to the present invention.
    • FIG. 18 is a top view of FIG. 17.
    • FIG. 19 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being additionally installed with a protection net (109), according to one embodiment of the present invention.
    • FIG. 20 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a top cover (110), and formed with a ventilation port (112) and a support column (111) served for combining and supporting between the top cover (110) and the heat dissipater (100), according to one embodiment of the present invention.
    • FIG. 12 is a schematic lateral view illustrating the support column (111) served for combining and supporting being installed between the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) and the top cover (110), and the periphery of the ventilation port (112) being additionally installed with the protection net (109), according to one embodiment of the present invention.
    DESCRIPTION OF MAIN COMPONENT SYMBOLS
    • 100: Heat dissipater
    • 101: Annular surface of heat dissipater
    • 102: Cup-shaped space
    • 103: Tubular central column
    • 104: Annular groove
    • 105: Tooth notch
    • 106: Fork-shaped annular structure
    • 107: Multiple-plate type heat dissipation structure
    • 108: Multiple-column type heat dissipation structure
    • 109: Protection net
    • 110: Top cover
    • 111 : Support column
    • 112 : Ventilation port
    • 113 : Through hole
    • 200: Electric luminous body
    DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
  • A conventional heat dissipation device applicable in the electric luminous body (200) of an electric illumination device, e.g. the heat dissipater used in a LED illumination device, usually transmits the heat generated by the LED to the heat dissipater then dissipates the heat to the exterior through the surface of the heat dissipater, thereby limiting the heat dissipation area.
  • The present invention provides a novel cup-shaped heat dissipater structure for meeting the heat dissipation requirement of an electric luminous body, e.g. the heat dissipation requirement of a light emitting diode (LED) which is adopted as the electric luminous body (200); the outer and/or inner surface of the cup-shaped heat dissipater (100) is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater (100), with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipater (100) opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • FIG.1 is a cross sectional view showing the basic structure of a conventional heat dissipater (100);
  • FIG. 2 is a top view of FIG. 1;
  • As shown in FIG. 1 and FIG. 2, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, and the cup bottom is provided with a through hole (113); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200), so the heat generated by the electric luminous body (200) can be dissipated to the exterior from the surface of the heat dissipater, with the cup-shaped space (102) formed on the cup-shaped inner recessed structure opposite to the installation location of the electric luminous body (200), the heat inside the heat dissipater (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure and via the convection by the through hole (113), thereby assisting the electric luminous body (200) to dissipate heat to the exterior.
  • FIG. 3 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove structure, according to the present invention;
  • FIG. 4 is a top view of FIG. 3;
  • As shown in FIG. 3 and FIG. 4, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours; wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a tubular central column (103) having a through hole (113); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  • FIG. 5 is a cross sectional view illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a multiple annular groove structure, according to the present invention;
  • FIG. 6 is a top view of FIG. 5;
  • As shown in FIG. 5 and FIG. 6, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours; wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with two or more of the annular grooves (104) and the tubular central column (103) having a through hole (113) and two or more layers of the annular surfaces of heat dissipater (101); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  • FIG. 7 is a cross sectional view of the first embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 8 is a top view of FIG. 7;
  • As shown in FIG. 7 and FIG. 8, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a higher tubular central column (103) having a through hole (113), thereby forming a stepped structure having the higher tubular central column (103) and the lower outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  • FIG. 9 is a cross sectional view of the second embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a single annular groove and a stepped structure having the lower tubular central column (103) and the higher outer periphery;
  • FIG. 10 is a top view of FIG. 9;
  • As shown in FIG. 9 and FIG. 10, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a lower tubular central column (103) having a through hole (113), thereby forming a stepped structure having the lower tubular central column (103) and the higher outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed with a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  • FIG. 11 is a cross sectional view of the third embodiment of the present invention illustrating the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with multiple annular grooves (104) and a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 12 is a top view of FIG. 11;
  • As shown in FIG. 11 and FIG. 12, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with two or more of the annular grooves (104) and the higher tubular central column (103) having a through hole (113), and two or more layers of the annular surfaces of heat dissipater (101), thereby forming a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
      the mentioned heat dissipater (100) further includes that the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) has two or more of the annular grooves (104) and the tubular central column (103) and two or more layers of the annular surfaces of heat dissipater (101), thereby forming a multiple-stepped structure having the higher outer periphery.
  • FIG. 13 is a schematic lateral view of the first embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being formed with a crown-like tooth notch (105) and formed with a tubular central column (103);
  • FIG. 14 is a top view of FIG. 13;
  • As shown in FIG. 13 and FIG. 14, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed the cup-shaped inner recessed structure having an annular structure formed with crown-like tooth notch (105) at the upper periphery and a tubular central column (103) having a through hole (113), and the tubular central column (103) and the annular structure formed with the crown-like tooth notch (105) at the periphery being at the same or different height; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
      the multiple annular structure of the mentioned multiple crown-like tooth notches (105) is defined as two or more layers.
  • FIG. 15 is another schematic lateral view of the second embodiment of the present invention illustrating the upper periphery of the cup-shaped structure formed in the heat dissipation member (100) opposite to the installation location of the electric-powered light emitting unit (200) being formed with multiple crown-like tooth notch (105) and a structure having the higher tubular central column (103) and the lower outer periphery;
  • FIG. 16 is a top view of FIG. 15;
  • As shown in FIG. 15 and FIG. 16, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the cup-shaped inner recessed structure having the multiple crown-like tooth notch (105) at the upper periphery and a tubular central column (103) having a through hole (113), thereby forming a multiple annular structure having the higher tubular central column (103) and having the lower crown-like tooth notch (105) at the outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
      the mentioned heat dissipater (100) further includes that the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) has multiple crown-like tooth notches (105) and a tubular central column (103), thereby forming a structure having the lower tubular central column (103) and the higher multiple annular structure having the crown-like tooth notches (105) at the outer periphery;
      the multiple annular structure of the mentioned multiple crown-like tooth notches (105) is defined as two or more layers.
  • FIG. 17 is a cross sectional view illustrating the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a conical column member and the cup-shaped structure being formed as a fork-shaped annular structure, according to the present invention;
  • FIG. 18 is a top view of FIG. 17;
  • As shown in FIG. 17 and FIG. 18, it mainly consists of:
    • --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the cup-shaped inner recessed structure having the fork-shaped annular structure (106) and the conical tubular central column (103) having a through hole (113); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
      the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  • FIG. 19 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being additionally installed with a protection net (109), according to one embodiment of the present invention;
  • As shown in FIG. 19, according to one embodiment of the present invention, the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is additionally installed with the protection net (109).
  • FIG. 20 is a schematic lateral view illustrating the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) being installed with a top cover (110), and formed with a ventilation port (112) and a support column (111) served for connecting and supporting between the top cover (110) and the heat dissipater (100), according to one embodiment of the present invention;
  • As shown in FIG. 20, according to one embodiment of the present invention, the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is installed with the top cover (110), and formed with the ventilation port (112) and the support column (111) served for connecting and supporting between the top cover (110) and the heat dissipater (100).
  • FIG. 21 is a schematic lateral view illustrating the support column (111) served for connecting and supporting being installed between the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) and the top cover (110), and the periphery of the ventilation port (112) being additionally installed with the protection net (109), according to one embodiment of the present invention;
  • As shown in FIG. 21, according to one embodiment of the present invention, the support column (111) served for connecting and supporting is installed between the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) and the top cover (110), and the periphery of the ventilation port (112) is additionally installed with the protection net (109).
  • The mentioned electric luminous body (200) according to the cup-shaped heat dissipation member applicable in electric-powered light emitting unit can be further configured by the electric luminous body and optical component and lampshade.

Claims (9)

  1. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit, wherein the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is formed with a single annular groove structure, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours; wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a tubular central column (103) having a through hole (113); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  2. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further formed with a multiple annular groove structure, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours; wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with two or more of the annular grooves (104) and the tubular central column (103) having a through hole (113) and two or more layers of the annular surfaces of heat dissipater (101); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  3. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further formed with a single annular groove and a stepped structure having the higher tubular central column (103) and the lower outer periphery, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a higher tubular central column (103) having a through hole (113), thereby forming a stepped structure having the higher tubular central column (103) and the lower outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  4. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further formed with a single annular groove and a stepped structure having the lower tubular central column (103) and the higher outer periphery, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the single annular groove (104) and a lower tubular central column (103) having a through hole (113), thereby forming a stepped structure having the lower tubular central column (103) and the higher outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed with a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  5. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 2, wherein the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further formed with multiple annular grooves (104) and a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with two or more of the annular grooves (104) and the higher tubular central column (103) having a through hole (113), and two or more layers of the annular surfaces of heat dissipater (101), thereby forming a multiple stepped structure having the higher tubular central column (103) and the lower outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
    the mentioned heat dissipater (100) further includes that the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) has two or more of the annular grooves (104) and the tubular central column (103) and two or more layers of the annular surfaces of heat dissipater (101), thereby forming a multiple-stepped structure having the higher outer periphery.
  6. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further formed with a crown-like tooth notch (105) and formed with a tubular central column (103), and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed the cup-shaped inner recessed structure having an annular structure formed with crown-like tooth notch (105) at the upper periphery and a tubular central column (103) having a through hole (113), and the tubular central column (103) and the annular structure formed with the crown-like tooth notch (105) at the periphery being at the same or different height; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
    the multiple annular structure of the mentioned multiple crown-like tooth notches (105) is defined as two or more layers.
  7. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 5, wherein the upper periphery of the cup-shaped structure formed in the heat dissipation member (100) opposite to the installation location of the electric-powered light emitting unit (200) is further formed with multiple crown-like tooth notch (105) and a structure having the higher tubular central column (103) and the lower outer periphery, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the cup-shaped inner recessed structure having the multiple crown-like tooth notch (105) at the upper periphery and a tubular central column (103) having a through hole (113), thereby forming a multiple annular structure having the higher tubular central column (103) and having the lower crown-like tooth notch (105) at the outer periphery; the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200);
    the mentioned heat dissipater (100) further includes that the upper periphery of the cup-shaped structure formed in the heat dissipater (100) opposite to the installation location of the electric luminous body (200) has multiple crown-like tooth notches (105) and a tubular central column (103), thereby forming a structure having the lower tubular central column (103) and the higher multiple annular structure having the crown-like tooth notches (105) at the outer periphery;
    the multiple annular structure of the mentioned multiple crown-like tooth notches (105) is defined as two or more layers.
  8. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is further installed with a conical column member and the cup-shaped structure being formed as a fork-shaped annular structure, and it mainly consists of:
    --heat dissipater (100): formed as a circular, oval or polygonal cup-shaped or cup-like structure, made of materials having great heat conductivity and heat dissipation property such as aluminum, copper and ceramic, integrally formed or assembled by plural pieces; including parallel or conical or reverse-conical cup body contours, wherein one surface of the heat dissipater (100) is installed with the electric luminous body (200), and the other surface of the heat dissipater (100) is formed with the cup-shaped inner recessed structure having the fork-shaped annular structure (106) and the conical tubular central column (103) having a through hole (113); the surface of one or both of the cup periphery and/or the inner annular surface of the heat dissipater (100) is formed as a planar or wavelike structure or formed as a structure having heat dissipation fins;
    the outer and/or inner surface of the cup-shaped heat dissipater is served for accommodating the electric luminous body (200).
  9. A cup-shaped heat dissipation member applicable in electric-powered light emitting unit as claimed in claim 1, wherein includes:
    (a) the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is additionally installed with the protection net (109);
    (b)the top of the heat dissipater (100) opposite to the installation location of the electric luminous body (200) is installed with the top cover (110), and formed with the ventilation port (112) and the support column (111) served for connecting and supporting between the top cover (110) and the heat dissipater (100);
    (c) both (a) and (b) are installed.
EP13177312.9A 2012-07-20 2013-07-19 Cup-shaped heat dissipation member applicable in electric-powered light emitting unit Withdrawn EP2687779A1 (en)

Applications Claiming Priority (1)

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US13/554,014 US20130235597A1 (en) 2012-03-12 2012-07-20 Cup-shaped heat dissipation member applicable in electric-powered light emitting unit

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EP2687779A1 true EP2687779A1 (en) 2014-01-22

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US20100282446A1 (en) * 2007-12-28 2010-11-11 Sharp Kabushiki Kaisha Heat dissipation device and lighting device
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CN203533483U (en) 2014-04-09
TW201408938A (en) 2014-03-01
TWM482165U (en) 2014-07-11
CN103574555A (en) 2014-02-12
CA2821231A1 (en) 2014-01-20

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