KR20100081558A - An incandescence lamp alternation change led lamp - Google Patents

An incandescence lamp alternation change led lamp Download PDF

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Publication number
KR20100081558A
KR20100081558A KR1020090000849A KR20090000849A KR20100081558A KR 20100081558 A KR20100081558 A KR 20100081558A KR 1020090000849 A KR1020090000849 A KR 1020090000849A KR 20090000849 A KR20090000849 A KR 20090000849A KR 20100081558 A KR20100081558 A KR 20100081558A
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KR
South Korea
Prior art keywords
heat dissipation
led lamp
circuit board
dissipation unit
fixed
Prior art date
Application number
KR1020090000849A
Other languages
Korean (ko)
Inventor
서명덕
Original Assignee
뉴엘라이팅 주식회사
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Publication date
Application filed by 뉴엘라이팅 주식회사 filed Critical 뉴엘라이팅 주식회사
Priority to KR1020090000849A priority Critical patent/KR20100081558A/en
Publication of KR20100081558A publication Critical patent/KR20100081558A/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-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
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/237Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-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
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/238Arrangement or mounting of circuit elements integrated in the light source
    • 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
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • 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
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • 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
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • 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
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/049Patterns or structured surfaces for diffusing light, e.g. frosted surfaces
    • 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
    • F21V31/00Gas-tight or water-tight arrangements
    • F21V31/005Sealing arrangements therefor
    • 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
    • F21V5/00Refractors for light sources
    • F21V5/04Refractors for light sources of lens shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The present invention relates to an incandescent lamp replacement type LED lamp, and more particularly, to provide a heat dissipation unit configured with a plurality of heat sinks to be exposed to the outside, to maximize the heat dissipation efficiency of the circuit board mounted with the LED module to extend the life of the LED lamp The present invention relates to an incandescent lamp replacement type LED lamp that enhances the product competitiveness.
To this end, the present invention is an LED lamp using the LED as a lighting means, the LED lamp includes a circuit board mounted with an LED module; A heat dissipation unit fastened to one end of the circuit board and provided with one or more heat dissipation plates for radiating the circuit board by air circulation; A first tube fixed to one end of the heat dissipation unit and provided so as not to interfere with the protection of the circuit board and the light emitted from the LED lamp of the circuit board; A converter fixed to the other end of the heat dissipation unit; A second tube that protects the converter and is fixed to the other end of the heat dissipation unit; And a base provided at an end of the second pipe and fastened to a socket to receive electricity from the outside to supply AC power to the converter.

Description

Incandescent bulb replacement LED lamps {An incandescence lamp alternation change LED lamp}
The present invention relates to an incandescent lamp replacement type LED lamp, and more particularly, to provide a heat dissipation unit configured with a plurality of heat sinks to be exposed to the outside, to maximize the heat dissipation efficiency of the circuit board mounted with the LED module to extend the life of the LED lamp The present invention relates to an incandescent lamp replacement type LED lamp that enhances the product competitiveness.
In general, an LED (Light Emitting Diode) is a semiconductor device that makes a small number of carriers (electrons or holes) injected using a pn junction structure of a semiconductor and emits light by recombination thereof. Compared to a lamp using a filament (commonly referred to as an 'incandescent lamp'), since it emits light at a low voltage, it has the advantage of low power consumption and long life.
In addition, since it is not a method of heating the filament to emit light, since it generates little heat and can be used semi-permanently, it is widely used as various lighting and display elements, and in recent years, as a high-brightness type LED is mass-produced, Miniature LED lamps of the type are being developed.
As a technology disclosed in connection with the structure of such an LED lamp, for example, in Korean Utility Model Registration No. 302769, a finger seat is formed on the outer circumferential surface and the LED seat is formed on the inside, and an LED seat is formed on the neck. Disclosed is an "LED-type luminaire" consisting of an aluminum shade with a hole and a screw hole, a conventional LED assembly with an LED attached to the surface of a substrate with a wire hole, and a convex lens-shaped cover covering the tip of the aluminum shade. .
In addition, the Korean Utility Model Registration No. 376614 discloses an upper body having a convex lens formed on the upper side and an electric wire indentation formed on the lower part of the bulb indentation part in which a plurality of light diffusion recesses are integrally formed in the center, and the upper body of the upper body. An LED bulb having an anode inserted into the bulb inlet, and a bulb case in which a lower portion having a protrusion and a wire inlet is coupled to the lower side of the upper body, and a power cable having a power line and an anode hole at the wire inlet of the bulb case; Disclosed is a "lighting device using an LED bulb and a case" by connecting the anode of the LED bulb to the power line, and combined the protrusions of the wire inboard of the upper body and the lower body by heat fusion.
However, in the above-described prior arts, the wires must be drawn out of the aluminum lampshade from the substrate on which the LEDs are mounted, or a separate power cable with a power line embedded therein should be combined by thermal fusion, and the like. There was a problem that the overall assembly work is made cumbersome, as well as difficult to manufacture due to the complex components.
In addition, the conventional LED lamp is a lamp that replaces the incandescent bulb that is currently widely used, if you want to use the LED lamp, a double installation cost that requires separate installation of a dedicated socket after removing all the installed incandescent bulb socket There was a problem.
The present invention proposes to solve the above problems, an object of the present invention is to provide a heat dissipation unit consisting of a plurality of heat sinks exposed to the outside, to maximize the heat dissipation efficiency of the circuit board mounted with the LED module of the LED lamp It is to provide an incandescent light bulb replacement LED lamp that can extend the life, in particular to prevent a safety accident, such as a burn by the LED lamp overheated by the worker's rapid heat dissipation when replacing the LED lamp.
An incandescent lamp replacement type LED lamp of the present invention for achieving the above object is an LED lamp using the LED as a lighting means, the LED lamp is a circuit board mounted with an LED lamp; A heat dissipation unit fastened to one end of the circuit board and provided with one or more heat sinks for radiating the circuit board by air circulation; A first tube fixed to one end of the heat dissipation unit and provided so as not to interfere with the protection of the circuit board and the light emitted from the LED lamp of the circuit board; A converter fixed to the other end of the heat dissipation unit; A second tube that protects the converter and is fixed to the other end of the heat dissipation unit; And a base provided at an end of the second pipe and fastened to a socket to receive electricity from the outside to supply AC power to the converter.
In the present invention, the heat dissipation portion is formed at least one or more through holes in which at least one wire is connected to the circuit board extending from the converter; The outer periphery is spaced in the longitudinal direction and one or more heat sinks are protruded, but integral; is preferably formed.
In the present invention, the heat dissipation unit comprises: a first fixing plate having either a first or second tube fixed at one end thereof, a through hole formed at the center thereof, and a hollow screw shaft having a spiral formed at an outer circumference thereof fixed at the other end thereof; One or more gap maintaining members inserted into the hollow screw shafts of the first fixing plate to maintain a gap therebetween; One or more heat sinks inserted into the hollow screw shaft, the gaps being maintained by the gap maintaining member and having a diameter larger than that of the gap holding member; And a second fixing plate screwed to an end of the hollow screw shaft to support the gap retaining member and the heat dissipation plate inserted into the hollow screw shaft, and having a first or second tube fixed at one end thereof. The fixing plate is at least one heat sink that protrudes to the outside at intervals in the longitudinal direction; is preferably formed integrally.
In the present invention, it is preferable that the heat dissipation unit and the converter further comprises a space keeping block for maintaining a mutual gap to prevent the heat radiated from the heat dissipation unit to the converter.
An incandescent lamp replacement type LED lamp of the present invention comprises an LED lamp using an LED as a lighting means, wherein the LED lamp includes a circuit board on which an LED lamp is mounted; A heat dissipation unit provided with one or more heat sinks exposed to the outside at an outer circumference of the circuit board to be fastened and fixed at one end and radiating the circuit board by air circulation; An optical lens provided at one end of the circuit board to improve light diffusion and clarity of an LED lamp; A first tube configured to support an outer circumference of the optical lens provided on the circuit board, and a cover fixed to the heat dissipation unit and a protective tube fixed to one end of the cover and provided with an optical lens provided inside to prevent foreign material penetration; A converter fixed to the other end of the heat dissipation unit; A second tube that protects the converter and is fixed to the other end of the heat dissipation unit; And a base provided at an end of the second pipe and fastened to a socket to receive electricity from the outside to supply AC power to the converter.
In the present invention, the heat dissipation portion is formed at least one or more through holes in which at least one wire is connected to the circuit board extending from the converter; The outer periphery is spaced in the longitudinal direction and one or more heat sinks are protruded, but integral; is preferably formed.
In the present invention, the heat dissipation unit comprises: a first fixing plate having either a first or second tube fixed at one end thereof, a through hole formed at the center thereof, and a hollow screw shaft having a spiral formed at an outer circumference thereof fixed at the other end thereof; One or more gap maintaining members inserted into the hollow screw shafts of the first fixing plate to maintain a gap therebetween; One or more heat sinks inserted into the hollow screw shaft, the gaps being maintained by the gap maintaining member and having a diameter larger than that of the gap holding member; And a second fixing plate screwed to an end of the hollow screw shaft to support the gap retaining member and the heat dissipation plate inserted into the hollow screw shaft, and having a first or second tube fixed at one end thereof. The fixing plate is at least one heat sink that protrudes to the outside at intervals in the longitudinal direction; is preferably formed integrally.
In the present invention, the heat dissipation unit and the converter further comprises a gap maintaining block for maintaining a mutual gap to prevent the heat radiated from the heat dissipation unit to the converter.
By providing a heat dissipation unit consisting of a plurality of heat sinks exposed to the outside as described above, to maximize the heat dissipation efficiency of the circuit board mounted with the LED module to extend the life of the LED lamp, in particular, the operator by rapid heat dissipation of the heat dissipation unit when replacing the LED lamp There is an effect that can prevent safety accidents such as burns by the LED lamp overheated.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described with reference to the accompanying drawings.
(Embodiment 1)
1 is an exploded perspective view of an LED lamp according to a first embodiment of the present invention, Figure 2 is a cross-sectional view of the combination of Figure 1, Figure 3 is an exploded cross-sectional view of the heat dissipation unit and the first tube according to the first embodiment of the present invention. See, for example.
The incandescent lamp replacement type LED lamp includes a circuit board 10 having an LED module mounted thereon, a heat dissipation unit 210 for fixing the circuit board 10 to one end to dissipate the circuit board 10, and the heat dissipation unit ( A first pipe 30 fixed to one end of the 210 to protect the circuit board 20, fixed to the other end of the heat dissipation unit 210, and protected from the converter 40 and the cover 40. The second tube 50 is fixed to the heat dissipation unit 210, and the base 60 is fixed to the end of the second tube (50).
At least one LED module is mounted on the circuit board 10, and circuits for controlling the LED module are mounted.
In addition, one end of the circuit board 10, that is, one end where the LED emits light, it is preferable to further configure the optical lens 110 to diffuse the light of the LED and improve the sharpness.
In addition, the optical lens 110 may be configured to be bonded to the circuit board 10, but is preferably fixed by the lens cover 310 of the first tube 30 to be described later.
In addition, the circuit board 10 is formed with at least one fixing hole 12 into which a screw (not shown) to be fastened and fixed to the heat radiating part 210 is inserted.
The heat dissipation unit 210 is a means for protecting the circuit board 10 by dissipating heat radiated from the circuit board 10. The circuit board 10 is provided to maximize the contact area of the circuit board 10. One end is preferably formed with a seat groove 214 is seated on the circuit board 10 of a predetermined depth, but is not limited thereto, and may be formed in a plane so that one end is in close contact without forming the seat groove 214. will be.
The heat dissipation unit 210 is spaced in the longitudinal direction on the outer periphery and one or more heat dissipation plates 212 are formed to facilitate bar heating by purifying the air, and is formed on the outer periphery for fixing the first pipe 30. One spiral 215 is formed, and a first stepped jaw 213 is formed to protrude a predetermined height at one end and a stepped step for fixing the second pipe 50.
Of course, here, one embodiment for coupling and fixing the first pipe 30 or the second pipe 50 is not limited thereto, and the first and second pipes 30 and 50 are not limited thereto. Any means that can be fixed to the heat dissipation unit 210 can be used.
In addition, the heat dissipation unit 210 has at least one or more through holes 216 into which at least one or more wires connected from the converter 40 to the circuit board 10 are inserted.
In addition, at least one or more heat radiating parts 210 may form a space between the radiating parts 210 and the converter 40 to prevent heat from being transferred to the converter 40 by radiating heat from the circuit board 10. Preferably, the interval maintaining block 70 is further configured, and in this case, at least one fastening hole 218 to which one end of the gap maintaining block 70 is fastened and fixed is formed.
On the other hand, the spacing block 70 is preferably a space mount.
In addition, the heat dissipation unit 210 is preferably formed of a metal material having excellent heat dissipation efficiency, more preferably aluminum.
And, the heat dissipation unit 210 is preferably formed integrally.
The first tube 30 is fixed to one end of the heat dissipation unit 210 to protect the circuit board 10 configured in the heat dissipation unit 20, and the LED lamp of the circuit board 10 may emit light. It is preferably made transparent or translucent so as not to interfere with it.
The first tube 30 includes a lens cover 310 fixed to one end of the heat dissipation unit 210 and a protective tube 320 fixed to one end of the lens cover 310.
The lens cover 310 has a first female screw hole 314 formed therein so as to be fastened to the first spiral 215 of the heat dissipating part 210, and is fastened and fixed to the heat dissipating part 210. A seating hole 312 is formed to support the outer circumference of the engineering lens 110 provided in 10 to fix the optical lens 110.
In addition, a second stepped groove 316 is formed at the other end of the lens cover 310 to fix the protective tube 320.
In addition, the lens cover 310 may be made of either opaque or transparent, and by directly contacting the heat dissipation unit 210, the lens cover 310 is made of the same material as the heat dissipation unit 210 to maximize the heat dissipation efficiency of the heat dissipation unit 210. Is preferred.
The protective tube 320 has a second stepped portion 322 formed at one end thereof to be inserted into and fixed to the second stepped groove 316 of the lens cover 310.
In addition, the protective tube 320 is preferably formed of transparent or translucent as the light of the LED lamp is emitted to the outside, preferably made of any one of synthetic resin or glass, the protective tube 320 is more preferably polycarbonate.
The converter 40 is a means for converting an external AC power source into a DC power source and supplying it to the circuit board 10 on which the LED lamp is mounted.
In addition, the converter 40 is preferably in a state in which a predetermined interval is maintained in the heat dissipation unit 210 by the interval maintaining block 70 as described above.
The second pipe 50 is a means for protecting the converter 40 fixed to the heat dissipation unit 210. The first step groove 52 is inserted into and fixed to the first step 213 of the heat dissipation unit 210. Formed.
In addition, the second pipe 50 is preferably formed of a material having excellent heat resistance and moldability, it is preferable that the heat-resistant PVC.
The base 60 is provided at the end of the second tube 50 to be fastened and fixed to a socket (not shown), and is preferably formed in a mogal type adopted by a general incandescent lamp.
The incandescent lamp replacement type LED lamp configured as described above uses the LED lamp as a lighting means, thereby minimizing the power consumption and improving the illuminance, and also inducing heat radiation in the air circulation, thereby maximizing the heat dissipation efficiency and thereby the circuit board. And it is to have a product competitiveness to extend the protection and life of the LED lamp.
(Second Embodiment)
4 is a cross-sectional view of a combined LED lamp according to a second embodiment of the present invention, Figure 5 is an exploded cross-sectional view of the heat dissipation unit according to a second embodiment of the present invention, see this, for the same configuration as the first embodiment The same reference numerals are used, and detailed description thereof will be omitted.
The heat dissipation unit 220 may include a first fixing plate 2210 having a hollow screw shaft 2212, a spacing member 2220 and a heat dissipating plate 2230 sequentially inserted into the hollow screw shaft 2212, and the first fixing plate 2210. The fixing plate 2210 is composed of a second fixing plate 2240 fixed to the end of the hollow screw shaft (2212) and fixed to the gap holding member 2220 and the heat sink 2230 sequentially inserted.
The first fixing plate 2210 has a through hole 2214 extending from the converter 40 to the inside of the hollow screw shaft 2212 and into which the wires connected to the circuit board 10 are inserted. The first stepped 2218 is configured to be inserted into the second stepped groove 52 of the 50.
In addition, the hollow screw shaft 2212 of the first fixing plate 2210 is formed integrally with the first fixing plate 2210 or manufactured separately by combining and fixing the hollow screw shaft 2212 on the first fixing plate 2210. It can be fixed in a variety of ways, such as fastening.
The gap maintaining member 2220 is provided between the first fixing plate 2210 and the heat sink 2230, or between the heat sink 2220 and the heat sink 2230, or the heat sink 2230 and the second fixing plate 2240. By maintaining the air circulation passage to maximize the heat dissipation efficiency, the insertion hole 2222 into which the hollow screw shaft 2212 is inserted is formed.
The heat dissipation plate 2230 has an insertion hole 2232 into which the hollow screw shaft 2212 is inserted, and at least one or more holes are inserted into the hollow screw shaft 2212, and mutually spaced apart by the gap maintaining member 2220. Configured to be maintained.
In addition, the heat sink 2230 is preferably formed of a larger diameter than the diameter of the gap holding member 2220.
The second fixing plate 2240 is provided with a fastening hole (2242) is fixed to the hollow screw shaft (2212) at one end, the circuit board 10 is provided at the other end, the heat dissipation of the circuit board 10 is easy A seat groove 2244 having a predetermined depth is formed to allow the circuit board 10 to be seated thereon, and the first female thread hole 314 of the first tube 30, that is, the lens cover 310, is fastened to an outer circumference thereof. A first spiral 2246 is formed.
Of course, in the configuration of the first and second fixing plate 2210 (2240), the shape of the first and second pipes 30, 50 can be different depending on which fixing plate is fixed.
The heat dissipation unit configured as described above may be configured to selectively dissipate the heat dissipation unit by varying its size according to the LED module performance or other user's desire.
(Third Embodiment)
6 is a cross-sectional view of a combined LED lamp according to a third embodiment of the present invention, Figure 7 is an exploded cross-sectional view of the heat dissipation unit according to a third embodiment of the present invention, with reference to this, for the same configuration as the first embodiment The same reference numerals are used and detailed description thereof will be omitted.
The heat dissipation unit 230 may include a first fixing plate 2310 having a hollow screw shaft 2312, a spacing member 2320 and a heat sink 2330 sequentially inserted into the hollow screw shaft 2312, and the first plate. It is composed of a second fixing plate (2340) for fastening and fixing to the end of the hollow screw shaft (2312) of the fixing plate (2310) and the heat retaining plate (2330) and the heat holding plate (2330) sequentially inserted.
The first fixing plate 2310 has a through hole 2314 extending from the converter 40 to the inside of the hollow screw shaft (2312) into which the wires connected to the circuit board 10 are inserted. The first stepped 2318 is configured to be inserted into and fixed to the second stepped groove 52 of 50.
In addition, the outer periphery of the first fixing plate 2310 is formed with one or more heat sinks 2315 protruding to the outside with a distance in the longitudinal direction, the first fixing plate 2310 is preferably formed integrally.
In addition, the hollow screw shaft (2312) of the first fixing plate 2310 is formed integrally with the first fixing plate (2310) or manufactured separately by fixing and fixing it or the hollow screw shaft (2312) on the first fixing plate (2310). It can be fixed in a variety of ways, such as fastening.
The gap maintaining member 2320 is provided between the first fixing plate 2310 and the heat sink 2330, or between the heat sink 2320 and the heat sink 2330, or between the heat sink 2330 and the second fixing plate 2340. By maintaining the air circulation passage to maximize the heat dissipation efficiency, the insertion hole 2322 into which the hollow screw shaft 2312 is inserted is formed.
The heat dissipation plate 2330 is formed with an insertion hole (2332) into which the hollow screw shaft (2312) is inserted, at least one is inserted into the hollow screw shaft (2312) and the mutual spacing by the spacing member (2320) Configured to be maintained.
In addition, the heat dissipation plate 2330 is preferably formed with a diameter larger than the diameter of the gap holding member 2320.
The second fixing plate 2340 is provided with a fastening hole (2342) at one end is fixed to the hollow screw shaft (2312), the other end is provided with a circuit board 10 is easy heat dissipation of the circuit board (10) A seat groove 2344 having a predetermined depth is formed to allow the circuit board 10 to be seated thereon, and the first female threaded hole 314 of the first tube 30, that is, the lens cover 310, is fastened to an outer circumference thereof. A first spiral 2346 is formed.
Of course, in the configuration of the first and second fixing plate 2310, 2340, the shape of the first and second tube 30, 50 can be different depending on which fixing plate is fixed.
What has been described above is only one embodiment for implementing the incandescent lamp replacement type LED lamp according to the present invention, the present invention is not limited to the above-described embodiment, the gist of the invention claimed in the claims below Without departing from the scope of the present invention to those skilled in the art will be able to implement a variety of modifications to the technical spirit of the present invention.
1 is an exploded perspective view of an LED lamp according to a first embodiment of the present invention.
2 is a cross-sectional view of FIG.
Figure 3 is an exploded cross-sectional view of the heat dissipation unit and the first tube according to the first embodiment of the present invention.
4 is a cross-sectional view of the LED lamp according to the second embodiment of the present invention.
5 is an exploded cross-sectional view of a heat dissipation unit according to a second embodiment of the present invention;
6 is a cross-sectional view of the LED lamp according to the third embodiment of the present invention.
7 is an exploded cross-sectional view of a heat dissipation unit according to a third exemplary embodiment of the present invention.
Explanation of symbols on the main parts of the drawings
10: circuit board 30: the first tube
40: converter 50: second tube
52: first stepped groove 60: base
70: spacing block 110: optical lens
210, 220, 230: heat sink 212, 2230, 2330: heat sink
214, 2244, 2344: seat home 216, 2214, 2314: through hole
2220 and 2320: spacing member 310: lens cover
312: seating hole 314: first female thread
316: second stepped groove 320: protective tube
322: second step

Claims (10)

  1. In the LED lamp using the LED as a lighting means, the LED lamp
    A circuit board on which an LID module is mounted;
    A heat dissipation unit fastened to one end of the circuit board and provided with one or more heat dissipation plates for radiating the circuit board by air circulation;
    A first tube fixed to one end of the heat dissipation unit and provided so as not to interfere with the protection of the circuit board and the light emitted from the LED lamp of the circuit board;
    A converter fixed to the other end of the heat dissipation unit;
    A second tube that protects the converter and is fixed to the other end of the heat dissipation unit; And
    A base provided at an end of the second pipe and fastened to a socket to receive electricity from the outside to supply AC power to the converter;
    Incandescent lamp replacement type LED lamp comprising a.
  2. The method of claim 1, wherein the heat dissipation unit
    At least one through hole is formed in which one or more wires extending from the converter and connected to the circuit board are inserted;
    The outer periphery is spaced in the longitudinal direction and one or more heat sinks are formed protruding integrally;
    Incandescent lamp replacement LED lamp, characterized in that formed as.
  3. The method of claim 1, wherein the heat dissipation unit
    A first fixing plate on which one of the first and second pipes is fixed at one end, a through-hole is formed at the center thereof, and a hollow screw shaft having a spiral formed at the outer circumference thereof is fixed at the other end;
    One or more gap maintaining members inserted into the hollow screw shafts of the first fixing plate to maintain a gap therebetween;
    One or more heat sinks inserted into the hollow screw shaft, the gaps being maintained by the gap maintaining member and having a diameter larger than that of the gap holding member; And
    A second fixing plate screwed to an end of the hollow screw shaft to support the gap retaining member and the heat dissipation plate inserted into the hollow screw shaft, and to which one or the first pipe is fixed at one end;
    Incandescent lamp replacement LED lamp, characterized in that consisting of.
  4. The outer periphery of the first fixing plate is
    At least one heat sink protruding outwardly with a distance in the longitudinal direction; incandescent lamp replacement type LED lamp, characterized in that formed integrally.
  5. The method according to any one of claims 1 to 4,
    A space maintaining block between the heat dissipation unit and the converter to maintain a mutual gap to prevent heat radiated from the heat dissipation unit from being conducted to the converter;
    Incandescent lamp replacement type LED lamp further comprising a.
  6. In the LED lamp using the LED as a lighting means, the LED lamp
    A circuit board on which an LID module is mounted;
    A heat dissipation unit provided with one or more heat sinks exposed to the outside at an outer circumference of the circuit board to be fastened and fixed at one end and radiating the circuit board by air circulation;
    An optical lens provided at one end of the circuit board to improve light diffusion and clarity of an LED lamp;
    A first tube configured to support an outer periphery of the optical lens provided on the circuit board, and a protective tube for preventing and protecting foreign matter penetration with an optical lens provided at an inner side of the lens cover fixed to the heat dissipating unit and the lens cover;
    A converter fixed to the other end of the heat dissipation unit;
    A second tube that protects the converter and is fixed to the other end of the heat dissipation unit; And
    A base provided at an end of the second pipe and fastened to a socket to receive electricity from the outside to supply AC power to the converter;
    Incandescent lamp replacement type LED lamp comprising a.
  7. The method of claim 6, wherein the heat dissipation unit
    At least one through hole is formed in which one or more wires extending from the converter and connected to the circuit board are inserted;
    The outer periphery is spaced in the longitudinal direction and one or more heat sinks are formed protruding integrally;
    Incandescent lamp replacement LED lamp, characterized in that formed as.
  8. The method of claim 6, wherein the heat dissipation unit
    A first fixing plate on which one of the first and second pipes is fixed at one end, a through-hole is formed at the center thereof, and a hollow screw shaft having a spiral formed at the outer circumference thereof is fixed at the other end;
    One or more gap maintaining members inserted into the hollow screw shafts of the first fixing plate to maintain a gap therebetween;
    One or more heat sinks inserted into the hollow screw shaft, the gaps being maintained by the gap maintaining member and having a diameter larger than that of the gap holding member; And
    A second fixing plate screwed to an end of the hollow screw shaft to support the gap retaining member and the heat dissipation plate inserted into the hollow screw shaft, and to which one or the first pipe is fixed at one end;
    Incandescent lamp replacement LED lamp, characterized in that consisting of.
  9. The method of claim 8, wherein the outer periphery of the first fixed plate
    At least one heat sink protruding outwardly with a distance in the longitudinal direction; incandescent lamp replacement type LED lamp, characterized in that formed integrally.
  10. The method according to any one of claims 6 to 9,
    A space maintaining block between the heat dissipation unit and the converter to maintain a mutual gap to prevent heat radiated from the heat dissipation unit from being conducted to the converter;
    Incandescent lamp replacement type LED lamp further comprising a.
KR1020090000849A 2009-01-06 2009-01-06 An incandescence lamp alternation change led lamp KR20100081558A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101021537B1 (en) * 2011-01-24 2011-03-16 주식회사 프레코 Led lighting device
KR101033977B1 (en) * 2010-08-27 2011-05-11 에디슨솔라이텍(주) Led downlight lighting apparatus
KR101143778B1 (en) * 2012-02-02 2012-05-11 (주)디에이치코프 Rapid heat dissipation and explosion-proof type led lighting fixture
KR101309843B1 (en) * 2013-03-25 2013-09-23 에스앤피글로벌주식회사 Manufacturing method of led light
KR101309845B1 (en) * 2013-03-25 2013-09-23 에스앤피글로벌주식회사 Led lighter having laminated structure of heat spreader
KR101349843B1 (en) * 2012-05-17 2014-01-10 엘지전자 주식회사 Lighting apparatus
US8641231B2 (en) 2011-03-03 2014-02-04 Samsung Electronics Co., Ltd. Light diffusion lenses and lighting fixtures having the same
KR200471593Y1 (en) * 2012-07-25 2014-03-04 윤성기 LED lamp assembly
KR101681552B1 (en) * 2016-07-01 2016-12-01 (주)상도전기 Converter system of led lighting

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101033977B1 (en) * 2010-08-27 2011-05-11 에디슨솔라이텍(주) Led downlight lighting apparatus
KR101021537B1 (en) * 2011-01-24 2011-03-16 주식회사 프레코 Led lighting device
US8641231B2 (en) 2011-03-03 2014-02-04 Samsung Electronics Co., Ltd. Light diffusion lenses and lighting fixtures having the same
KR101143778B1 (en) * 2012-02-02 2012-05-11 (주)디에이치코프 Rapid heat dissipation and explosion-proof type led lighting fixture
KR101349843B1 (en) * 2012-05-17 2014-01-10 엘지전자 주식회사 Lighting apparatus
US9107253B2 (en) 2012-05-17 2015-08-11 Lg Electronics, Inc. Lighting apparatus having a predetermined light distribution area
KR200471593Y1 (en) * 2012-07-25 2014-03-04 윤성기 LED lamp assembly
KR101309843B1 (en) * 2013-03-25 2013-09-23 에스앤피글로벌주식회사 Manufacturing method of led light
KR101309845B1 (en) * 2013-03-25 2013-09-23 에스앤피글로벌주식회사 Led lighter having laminated structure of heat spreader
KR101681552B1 (en) * 2016-07-01 2016-12-01 (주)상도전기 Converter system of led lighting

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