JP3163399U - Light-emitting diode lamp with adjustable illumination angle - Google Patents

Abstract

A light-emitting diode lamp capable of adjusting an illumination range by being rotated after being attached to a luminaire. An extruded heat radiating member that is a hollow cylindrical body having a storage chamber and having a pedestal formed on a wall portion, and is installed on the pedestal so as to be in thermal contact with the pedestal in the extruded heat radiating member. A light source module, a connection module 30 having an insulating pedestal 31 rotatably installed on the extruded heat radiating member, a base 32 mounted on the insulating pedestal, and a housing in the extruded heat radiating member; A set of input conductors connected to the base and an adapter having a set of output conductors connected to the light source module. [Selection] Figure 1

Description

  The present invention relates to a light-emitting diode lamp that can easily adjust an illumination angle.

  Now that awareness of environmental protection that reduces carbon dioxide emissions through energy saving is increasing, light-emitting diodes (LEDs), which have the advantages of low power consumption and long life, are increasingly used as light sources for the next generation. Has been used. In addition, light emitting diodes have significant differences in electrical characteristics and driving methods compared to conventional light sources. However, in order to further promote the replacement with conventional light sources and broaden the application range, light emitting diodes are light emitting diodes. Has come out with products that are manufactured in bulb and fluorescent lamp types that can also be used in existing lighting fixtures.

  Among them, the light bulb-type light emitting diodes are exclusively for desk lamps to which a mask for reflecting light is attached, and such light emitting diodes have a predetermined direction of light emitted from the light emitting diodes. Since the light is reflected and concentrated, the illumination range is limited to a certain angle, but there is an advantage that the illuminance in the illumination range is high.

  However, the conventional light emitting diode is of a type that is attached to a desk lamp by turning the base into a socket, and when an error occurs during manufacture, when the base is tightened to the back, Since the illumination range deviates from the predetermined illumination range of the desk lamp, the illuminance in the predetermined illumination range of the desk lamp decreases.

  Also, in order to be able to be used as illumination, a plurality of light emitting diodes are usually used for the light emitting diodes, and in order to dissipate the heat generated during operation, a heat radiating member by a die casting method is used for these light emitting diodes. Although it is attached, if all the heat radiation members having different specifications by the light emitting diodes having different power consumption are manufactured by the high cost die casting method, there is a problem that the cost of the whole light emitting diodes is increased.

  Accordingly, the present invention has been devised, and an object thereof is to provide a light-emitting diode lamp capable of adjusting the illumination range by rotating it even after being attached to a lighting fixture.

  In addition, the heat dissipating member of the present invention uses an aluminum extruded product that can adjust the heat dissipating area by changing the length when extruding, so it is possible to easily make a suitable heat dissipating member to meet different heat dissipation demands The object is to provide a diode light source.

  In order to achieve the above object, the present invention has a hollow heat-extruding member having a housing chamber and having a frame formed on the wall, and a thermal contact with the frame of the extruded heat-dissipating member. A light source module installed on the pedestal; a connection module having an insulating pedestal rotatably installed on the extruded heat radiating member; a base mounted on the insulating pedestal; and a housing chamber in the extruded heat radiating member. Provided is a light-emitting diode lamp having an adjustable illumination angle, comprising: a set of input conductors installed and connected to the base; and an adapter having a set of output conductors connected to the light source module. .

  Further, in order to rotatably install the insulating pedestal on the extruded heat radiating member, a substantially T-shaped concave groove having a lateral groove and a vertical groove is formed at one end of the pedestal in the extruded heat radiating member, and the connection The module has an insulating pedestal and a base, and the insulating pedestal extends from the outer end as a columnar body corresponding to the base and the outer end so as to be on the same axis as the outer end. A neck portion having an outer diameter corresponding to the width of the longitudinal groove and an inner end having an outer diameter corresponding to the width of the longitudinal groove and having an annular portion larger than the neck portion, and the base includes the insulating base. The neck portion and the annular portion of the insulating pedestal are respectively installed in the longitudinal groove and the lateral groove.

  In addition, a braking ridge is provided at the bottom of the housing chamber of the extruded heat radiating member, and a braking block corresponding to the braking ridge is provided at the edge of the annular portion of the insulating pedestal, thereby pushing out the insulating pedestal. The rotation angle of the heat radiating member can be limited.

In the present invention, in order to connect the input lead wire of the adapter to the base through the insulating base, a through hole is formed in the insulating base along the axial direction.
The light source module includes a circuit board installed on the gantry so as to be in thermal contact with the gantry in the extruded heat radiating member, and a plurality of light emitting diodes mounted on the circuit board.

  In addition, in order to further install a mask on the extruded heat radiating member, protrusions are formed along the longitudinal direction on both sides of the frame of the extruded heat radiating member, respectively, and along the longitudinal direction on the outer sides of the two protrusions, respectively. The mask formed on the extruded heat radiating member is a plate body having an arcuate cross section, and the engagement ridges respectively engaged with the corresponding engagement grooves are formed on the mask. Projected inward from both side edges.

  Further, in order to fix the mask to the extruded heat radiating member and to prevent the extruding heat radiating member from being detached from the insulating pedestal, the frame in the extruded heat radiating member is formed with two screw holes adjacent to the concave groove, A disc-shaped first fixing member that is in contact with one end of the mask, and a second fixing member that is an arcuate block body that is installed on a frame in the heat radiation member that is pushed out so as to contact the other end of the mask. Of which the arc-shaped projecting edge installed inside the mask is provided at the periphery of the first fixing member, and the second fixing member is provided with two corresponding to the screw holes in the extruded heat radiating member. A fixing hole is formed, an arc-shaped positioning projection is formed between the insulating base and the annular portion, and a screw is screwed into a screw hole corresponding to each fixing hole.

  Further, in order to improve the heat dissipation efficiency of the extruded heat radiating member and fix the first fixing member to the extruded heat radiating member, a plurality of fins are provided on both side walls of the extruded heat radiating member, respectively, Two engaging grooves located inside the fin are formed, and further, a through hole is formed along the longitudinal direction of the braking ridge of the extruded heat radiating member, and the first fixing member corresponds to the through hole. A perforation is formed, and two engagement plates corresponding to the two engagement grooves are formed, and screws are screwed into the perforations and the through-holes. Engage with the groove.

  In addition, it is preferable that the cross section of the said extrusion heat radiating member is a semicircle.

  The present invention solves the above-mentioned problem, and since the extruded heat radiating member can be rotated with respect to the connection module, the extruded heat radiating member can be rotated regardless of whether or not there is an error in the base and the socket. By doing so, the illumination range of the light source module can be adjusted in a desired direction.

1 is a perspective view of a light emitting diode lamp with adjustable illumination angle according to the present invention. 1 is an exploded perspective view of a light emitting diode lamp with adjustable illumination angle according to the present invention. 1 is a side sectional view of a light-emitting diode lamp with adjustable illumination angle according to the present invention. FIG. 3 is a front sectional view of a light emitting diode lamp with adjustable illumination angle according to the present invention. It is sectional drawing of the other Example of the extrusion heat radiating member in the light emitting diode lamp which can adjust the illumination angle which concerns on this invention.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following embodiment is merely a preferred embodiment of the present invention, and the technical scope of the present invention is not limited to the following embodiment.

  As shown in FIGS. 1 and 2, the light emitting diode lamp with adjustable illumination angle according to the present invention includes an extruded heat radiating member 10, a light source module 20, a connection module 30, an adapter 40, a mask 50, A first fixing member 51 and a second fixing member 52 are provided.

  The extruded heat radiating member 10 is manufactured by extruding aluminum or an aluminum alloy, and the length thereof can be adjusted by the power consumption amount of the light source module 20, that is, the heat radiation amount during operation. In the embodiment, the extruded heat radiating member 10 is a hollow cylindrical body having a semicircular cross section, and a plurality of fins 11 are provided on both side walls in order to improve the heat radiating area, and 2 inside the fins 11. Two engaging grooves 12 are formed.

  Further, a pedestal 13 is formed at the top of the extruded heat radiating member 10, a notch 131 is formed at one end of the pedestal 13, and a concave groove 132 is formed at the other end. The adapter having one end communicating with the lateral groove and the other end having a substantially T-shape with a longitudinal groove communicating with the edge of the gantry 13, and further being positioned on the extruded heat radiating member 10 below the gantry 13. 40 is formed, a braking ridge 15 is provided at the bottom of the accommodation chamber 14, and a through-hole 150 for fixing the first fixing member 51 to the braking ridge 15 is provided. Are formed along the longitudinal direction.

  Further, protrusions 16 are formed along the longitudinal direction on both sides of the gantry 13 in the extruded heat radiating member 10, and engaging grooves 160 for fixing the mask 50 to the outside of the two protrusions 16, respectively. Are formed along the longitudinal direction, and two screw holes 17 for fixing the second fixing member 52 are formed in a portion of the gantry 13 adjacent to the concave groove 132.

  The light source module 20 includes a circuit board 21 and a plurality of light emitting diodes 22 mounted on the circuit board 21, and the circuit board 21 is in thermal contact with the gantry 13 in the extruded heat radiating member 10. Therefore, the heat generated during the operation of the light source module 20 is conducted to the heat radiating member 10 and is dissipated, and the adapter 40 located below the mount 13 causes the light source module 20 to be dissipated. Operating power is supplied.

  The adapter 40 includes a set of input conductors 41 and a set of output conductors 42, of which the input conductors 41 are connected to the connection module 30, and the output conductors 42 are connected to the gantry 13. Is connected to the circuit board 21 in the light source module 20 through the notch 131 in FIG.

  The connection module 30 includes an insulating pedestal 31 and a base 32, and the insulating pedestal 31 has an outer end that is a columnar body corresponding to the base 32 and a size that is on the same axis as the outer end. And a neck portion 311 having an outer diameter corresponding to the width of the longitudinal groove and an inner end having an annular portion 312 having an outer diameter corresponding to the width of the longitudinal groove and larger than the neck portion 311. The base 32 is provided at the outer end which is a columnar body of the insulating pedestal 31, and the neck portion 311 and the annular portion 312 of the insulating pedestal 31 are rotatably installed in the vertical groove and the horizontal groove, respectively. The Further, as shown in FIG. 3, a braking block 313 corresponding to the braking ridge 15 in the accommodating chamber 14 of the extruded heat radiating member 10 protrudes from the edge of the annular portion 312. With this configuration, the insulating base When 31 is rotated with respect to the extruding heat radiating member 10 and the braking block 313 comes into contact with the braking ridge 15, the rotation is stopped. Therefore, the rotation of the insulating base 31 is limited to within 360 degrees. . Further, as shown in FIG. 4, in order to connect the input lead 41 of the adapter 40 to the base 32 through the insulating pedestal 31, a penetration hole 314 is penetrated through the insulating pedestal 31 along the axial direction.

  As shown in FIGS. 2 and 3, the mask 50 is a plate body having an arcuate cross section, and engaging ridges 501 project inward from both side edges, and the two engaging ridges 501 are: The extrusion heat radiating member 10 is installed in the extrusion heat radiating member 10 so as to be engaged with the corresponding engaging grooves from the lateral direction of the extrusion heat radiating member 10.

  The mask 50 is provided with the first fixing member 51 and the second fixing member 52 at both ends thereof for fixing to the extruded heat radiating member 10, and the first fixing member 51 has a disk shape, An arc-shaped protruding edge 511 installed inside the mask 50 is provided on the upper peripheral edge, and two engaging plates 512 corresponding to the engaging grooves 12 of the extruded heat radiating member 10 are engaged with the side surfaces thereof. . Further, a hole 513 is formed in a portion corresponding to the through hole 150, and the first fixing member 51 is brought into contact with the mask 50 by screwing a screw 514 into the hole 513 and the through hole 150. The heat dissipation member 10 is fixed to the end opposite to the connection module 30.

  The second fixing member 52 is an arc-shaped block body, and has two fixing holes 521 corresponding to the screw holes 17 in the extruded heat radiating member 10, and screws 522 are screwed into the screw holes 17. An arc-shaped positioning projection 523 is fixed to the gantry 13 of the extruded heat radiating member 10 so as to abut against the other end of the mask 50 and is installed on the second fixing member 52 between the insulating pedestal 31 and the annular portion 312. Is formed, the insulating pedestal 31 is rotatably rotated and installed on the heat dissipation member 10.

  As described above, in the present invention, since the light source module 20 is configured to be rotatable with respect to the connection module 30, the light source module can be rotated by rotating the extrusion heat radiating member 10 even after being attached to the lighting fixture. Since 20 illumination ranges can be adjusted, a better illumination effect can be obtained. Further, since the present invention uses a heat radiating member by extrusion processing, as shown in FIG. 5, for example, more light emitting diodes 22 'are mounted on the circuit board 21' in the light source module 20 ', and the heat radiating member has high heat dissipation. When efficiency is required, the extruded heat radiating member 10 'having a large heat radiating area that has been extruded longer can be employed, so that the production cost of the heat radiating member can be reduced.

10, 10 'Extruding heat radiating member 11 Fin 12 Engaging groove 13 Base 131 Notch 132 Recess groove 14 Housing chamber 15 Braking protrusion 150 Through hole 16 Protruding portion 160 Engaging groove 17 Screw hole 20, 20' Light source module 21, 21 ′ Circuit board 22, 22 ′ Light emitting diode 30 Connection module 31 Insulating base 311 Neck portion 312 Annular portion 313 Brake block 314 Penetration hole 32 Base 40 Adapter 41 Output lead 42 Input lead 50 Mask 501 Engaging protrusion 51 First fixing member 511 Projection edge 512 Engagement plate 513 Perforation 514 Screw 52 Second fixing member 521 Fixing hole 522 Screw 523 Positioning protrusion

Claims (9)

An extruded heat dissipating member that is a hollow cylindrical body having a storage chamber and a base is formed on the wall,
A light source module installed on the pedestal so as to be in thermal contact with the pedestal in the extruded heat dissipation member;
A connection module having an insulating pedestal rotatably installed on the extruded heat radiating member, and a base mounted on the insulating pedestal;
Illumination angle comprising: a set of input conductors installed in a storage chamber of the extruded heat radiating member and connected to the base; and an adapter having a set of output conductors connected to the light source module. Adjustable light emitting diode lamp. A substantially T-shaped concave groove having a transverse groove and a longitudinal groove is formed at one end of the gantry in the extruded heat radiating member, one end of the longitudinal groove communicates with the transverse groove, and the other end communicates with an edge of the gantry,
The connection module has an insulating pedestal and a base, and the insulating pedestal includes an outer end that is a columnar body corresponding to the base and an outer end extending on the same axis as the outer end. A neck portion whose outer diameter corresponds to the width of the longitudinal groove and an inner end whose outer diameter corresponds to the width of the longitudinal groove and has an annular portion larger than the neck portion, 2. The illumination according to claim 1, wherein the illumination base is provided at the outer end which is a columnar body of the insulating pedestal, and the neck portion and the annular portion of the insulating pedestal are rotatably installed in the vertical groove and the horizontal groove, respectively. Light-emitting diode lamp with adjustable angle.   3. A braking ridge is provided at the bottom of the housing chamber of the extruded heat radiating member, and a braking block corresponding to the braking ridge is provided at the edge of the annular portion of the insulating base. A light emitting diode lamp with adjustable illumination angle as described in 1.   The illumination angle according to claim 3, wherein a penetration hole is penetrated along the axial direction in the insulating pedestal, and an input lead wire of the adapter is connected to a base through the penetration hole. Possible light emitting diode lamp.   The said light source module has a circuit board installed in this stand so that it may be in thermal contact with the stand in an extrusion heat radiating member, and several light emitting diodes with which this circuit board is mounted | worn, It is characterized by the above-mentioned. LED lamp with adjustable lighting angle. Protrusions are provided along the longitudinal direction on both sides of the gantry in the extruded heat radiating member, and engaging grooves are formed along the longitudinal direction on the outer sides of the two protrusions, respectively.
Further, the plate is a plate having an arcuate cross section, and includes a mask with engaging projections projecting inward from both side edges, and the mask is engaged with the corresponding engaging recesses. The light emitting diode lamp with adjustable illumination angle according to any one of claims 1 to 5, wherein the light emitting diode lamp is installed on the extrusion heat radiating member so as to be combined.   The frame of the extrusion heat radiating member is formed with two screw holes adjacent to the concave groove, and the mask further has a disk shape, and is in contact with one end of the mask, and the other end of the mask A second fixing member, which is an arc-shaped block body, is provided on the gantry of the extruded heat radiating member so as to come into contact with the arc, and an arc-shaped protruding edge is provided on the inner periphery of the mask at the periphery of the first fixing member. And two fixing holes corresponding to the screw holes in the heat radiating member are formed in the second fixing member, and arc-shaped positioning projections are formed between the insulating pedestal and the annular portion. The light emitting diode lamp with adjustable illumination angle according to claim 6, wherein a screw is screwed into a screw hole corresponding to the hole. A plurality of fins are provided on both side wall portions of the extruded heat radiating member, and two engaging grooves located inside the fin are formed in the extruded heat radiating member. Through-holes are formed along the direction,
The first fixing member is formed with a perforation corresponding to the through hole, and provided with two engagement plates corresponding to the two engagement grooves, and a screw is screwed into the perforation and the through hole, 8. The light emitting diode lamp with adjustable illumination angle according to claim 7, wherein each of the two engagement plates is engaged with a corresponding engagement groove.   The light emitting diode lamp with adjustable illumination angle according to claim 8, wherein the extruded heat radiating member has a semicircular cross section.

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