# US 2014/0153277 A1 · Assembling structure for led lamp module > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0153277 A1 - Document ID: US20140153277A1 - Status: Published application - Kind: A1 - Application number: 13/689,813 - Filed: 2012-11-30 - Published: 2014-06-05 - Earliest claimed: 2012-11-30 - Assignees: Liang Meng Plastic Share Co., Ltd. - Inventors: Kuang-Chu LAI - Web page: https://patentgrep.com/patent/US20140153277A1 ## CPC - F21V 17/10: characterised by specific fastening means or way of fastening (F21V17/02 - F21V17/08 take precedence) - F21K 9/20: Light sources comprising attachment means - F21K 9/69: Details of refractors forming part of the light source - F21V 29/773: {the planes containing the fins or blades having the direction of the light emitting axis} - F21V 19/04: with provision for changing light source, e.g. turret {(auxiliary devices for cleaning, placing, or removing incandescent lamps H01K3/32, fluorescent lamps H01J9/006)} - F21Y 2105/10: comprising a two-dimensional [2D] array of point-like light-generating elements - F21Y 2115/10: Light-emitting diodes [LED] - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - F21K: NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR - 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 ## Abstract An assembling structure of an LED lamp module includes an LED lamp base (10) and a heat sink (30). The LED lamp base (10) includes a plastic receptacle (11), an LED light source (12) disposed in the plastic receptacle (11), and a plurality of metal fasteners (20) spaced apart and upright on an outer side surface of the plastic receptacle (11). The heat sink (30) includes has a plurality of openings (42), wherein the LED lamp base (10) is rotatable with respect to the heat sink (30) to make the metal fasteners (20) positioned in the openings (42), respectively and thus, the LED lamp base (10) is combined with the heat sink (30). ## Claims ### Claim 1 An assembling structure of an LED lamp module, comprising: an LED lamp base (10) comprising a plastic receptacle (11), an LED light source (12) disposed in the plastic receptacle (11), and a plurality of metal fasteners (20) spaced apart and upright on an outer side surface of the plastic receptacle (11); and a heat sink (30) having a plurality of openings (42) ; wherein the LED lamp base (10) is rotatable with respect to the heat sink (30) to make the metal fasteners (20) positioned in the openings (42), respectively, and thus the LED lamp base (10) is combined with the heat sink (30). ### Claim 2 (depends on 1) The assembling structure of an LED lamp module according to claim 1, further comprising a plurality of flexible members (50), the heat sink (30) comprising a positioning plate (40), the openings (42) formed on the positioning plate (40) and the positioning plate (40) further having a plurality of grooves (41) interconnected with the openings (42), the flexible members (50) being disposed in the respective grooves. ### Claim 3 (depends on 2) The assembling structure of an LED lamp module according to claim 2, wherein a projection (413) is disposed in each of the grooves (41), one end of the respective flexible member (50) is fastened at the projection (413), and the other end of the respective flexible member (50) is partially exposed to the respective openings (42) with a free state. ### Claim 4 (depends on 3) The assembling structure of an LED lamp module according to claim 3, wherein the flexible member (50) is a wire spring and comprises a ring segment (51) looped around the projection (413), a hook segment (52) constraining the metal fastener (20), and an extension segment (53) connecting the ring segment (51) and the hook segment (52). ### Claim 5 (depends on 1) The assembling structure of an LED lamp module according to claim 1, wherein the LED lamp base (10) further comprises a light diffuser (13) attached to the plastic receptacle (11), the diffuser (13) covers the LED light source (12), a plurality of light pipes (131) are formed on a side surface of the diffuser (13), and the side surface is facing the LED light source (12). ### Claim 6 (depends on 1) The assembling structure of an LED lamp module according to claim 1, wherein the heat sink (30) further comprises a thermal conductor (31) and the positioning plate (40) is combined with the thermal conductor (31). ### Claim 7 (depends on 6) The assembling structure of an LED lamp module according to claim 6, wherein the LED lamp base (10) further comprises an insulated plate (14) disposed on the side of the plastic receptacle (11) opposite to the light diffuser (13), the insulated plate (14) is disposed between the LED light source (12) and the positioning plate (40), the LED light source (12) has a wire (123), and the insulated plate (14) is provided with an aperture (140) through the aperture (140) the wire (123) is disposed. ### Claim 8 (depends on 7) The assembling structure of an LED lamp module according to claim 7, wherein the grooves (41) are disposed on a side surface of the positioning plate (40) and the side surface is attached to the thermal conductor (31), each of the grooves (41) has an inner end (411) adjacent to a center of the positioning plate (40) and an outer end (412) adjacent to and facing the perimeter of the positioning plate (40), and the openings (42) are connected to the outer ends (412) of the grooves and penetrate the positioning plate (40). ### Claim 9 (depends on 7) The assembling structure of an LED lamp module according to claim 7, wherein each of the openings (42) comprises a limit hole (421) connecting to the outer end of the respective grooves (41) and an insertion hole (422) disposed at the end of the limit hole (421), the limit hole (421) extending and shrinking from a side of the insertion hole (422) inwards. ### Claim 10 (depends on 1) The assembling structure of an LED lamp module according to claim 1, wherein the plastic receptacle (11) is a hollow ring and the metal fasteners (20) are disposed on the end surface of a side of the plastic receptacle (11) and the side is facing the heat sink (30). ### Claim 11 (depends on 1) The assembling structure of an LED lamp module according to claim 1, wherein each of the metal fasteners (20) comprises a support pin (21) fixed on the plastic receptacle (11) and a positioning rod (22) connecting to the end of the support pin (21), the support pin (21) being attached to the plastic receptacle (11) by insert-molding. ### Claim 12 (depends on 1) The assembling structure of an LED lamp module according to claim 1, wherein the heat sink (30) comprises a thermal conductor (31) and a plurality of fins (32) thermal-conductively connected to the thermal conductor (31) of cylinder shape, and the fins (32) are spaced apart on and surrounding the outer edge surface of the thermal conductor (31).