KR101635147B1 - LED down light device and it's method for assembling - Google Patents

LED down light device and it's method for assembling Download PDF

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Publication number
KR101635147B1
KR101635147B1 KR1020150179349A KR20150179349A KR101635147B1 KR 101635147 B1 KR101635147 B1 KR 101635147B1 KR 1020150179349 A KR1020150179349 A KR 1020150179349A KR 20150179349 A KR20150179349 A KR 20150179349A KR 101635147 B1 KR101635147 B1 KR 101635147B1
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KR
South Korea
Prior art keywords
heat dissipating
heat dissipation
members
heat
holes
Prior art date
Application number
KR1020150179349A
Other languages
Korean (ko)
Inventor
김정덕
엄창용
Original Assignee
인텍엘앤이 주식회사
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Priority to KR1020150179349A priority Critical patent/KR101635147B1/en
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Publication of KR101635147B1 publication Critical patent/KR101635147B1/en

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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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/04—Recessed bases
    • F21K9/30—
    • F21K9/58—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening 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
    • F21V17/16—Fastening 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 deformation of parts; Snap action mounting
    • 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
    • F21V27/00—Cable-stowing arrangements structurally associated with lighting devices, e.g. reels 
    • F21V27/02—Cable inlets
    • F21V29/004—
    • 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
    • F21V7/00—Reflectors for light sources
    • F21Y2101/02—

Abstract

The present invention relates to an LED down light device and a method for assembling the LED down light device and a method of assembling the LED down light device and a method of assembling the same, A heat dissipating member having a plurality of heat dissipating holes formed on an outer circumferential surface thereof and a cylindrical shape having an open bottom; an LED module is provided on an upper inner surface of the heat dissipating member; A reflection member is provided which is provided with a light diffusion plate, a lower outer surface of the heat dissipating member is joined to the upper outer surface of the heat dissipating member, and a heat dissipating member is inserted between the first member and the second member, .

Description

Technical Field [0001] The present invention relates to an LED down light device,

The present invention relates to an LED down light device embedded in a ceiling or the like, and a method of assembling such an LED down light.

Typically, an attachment type illumination device is a type in which a reflection shade is fixed while hanging on a wall or a ceiling such as a fluorescent lamp, and a demand for a lighting device considering decorative effect is increased .

According to this tendency, the demand for a lighting device in which a light source such as an incandescent lamp equipped with a reflector is exposed to the outside is reduced. On the other hand, a downlight (such as a landfill) having a structure in which a light source is not buried, And the demand for it is increasing.

Such a down light typically has a structure in which a cylindrical frame is embedded in a ceiling or a wall of a board form and a light source is inserted into the frame. Conventionally, a light source such as an incandescent lamp is generally used.

However, in recent years, LEDs have been replaced with LEDs in consideration of electric charges and the service life of light sources, rather than using light sources such as incandescent lamps.

On the other hand, the LED down light typically includes a main body in which a frame member closely adhered to the ceiling texel is formed and a fixing clamp is mounted on the outer circumferential surface, an illumination module coupled to the inside of the main body and including an LED, and a heat dissipation member After a predetermined opening is formed in the ceiling tex, the body including the heat dissipating member and the lighting module is pushed into the through hole, and then the fixing clamp is actuated to tightly fix the ceiling tex.

However, in the conventional LED down light, the weight of the LED down light becomes heavy due to the weight due to the heat dissipation member, so that restrictions on the installation are imposed, and the assembling of each component is complicated and the assembling time is long, .

Korean Patent Publication No. 10-2010-0102475 (published on September 24, 2010)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to reduce the weight of an LED down light device embedded in a ceiling and to install the device in various places without restriction, It is an object of the present invention to provide an LED down light device and its assembly method which can be assembled between parts easily and quickly, and can be improved in productivity and productivity.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not intended to limit the invention to the precise form disclosed. It can be understood.

According to a preferred embodiment of the present invention, there is provided an LED down light device embedded in a ceiling installation hole,

A first member having a flat plate-like first member provided with a power supply unit on an upper surface thereof and a cylindrical second member spaced downwardly from the first member and fixed by a vertical frame, A flange portion bent outwardly at a lower end of the second member, a main body having a plurality of elastic clamps facing the upper peripheral surface of the second member,

A heat dissipating member having a cylindrical shape with an open upper portion and a plurality of heat dissipating holes formed on an outer circumferential surface thereof,

And a light diffusion plate is disposed on a lower portion of the LED module, and a lower outer surface of the heat dissipating member is connected to a lower outer surface of the heat dissipating member, And a reflecting member whose lower end is caught and fixed to the catching jaw of the second member.

More preferably, the connecting member is partially formed on the outer surface of the first member and bent upward.

More preferably, a fixing member is further provided on the upper outer circumferential surface of the second member so as to fix the lower end of the reflective member that is partially cut and bent inwardly and fitted into the second member.

More preferably, the heat dissipating members are composed of a plurality of heat dissipating members having different outer diameters.

More preferably, the heat dissipating member is composed of first and second heat dissipating members having different outer diameters, the second heat dissipating member is contained in the first heat dissipating member, And the lower parts of the first, second, and third heat dissipation members are formed so as to be in contact with each other with their centers aligned.

More preferably, the first, second, and third heat dissipating members are configured so that the heat dissipating holes formed on the outer circumferential surfaces of the first, second, and third heat dissipating members coincide with each other.

More preferably, the first, second, and third heat-radiating members are respectively formed with fastening holes that coincide with each other at the lower center of the first, second, and third heat-radiating members, respectively.

The first and second heat dissipating members are formed with fastening holes coinciding with each other at the lower center of the first, second and third heat dissipating members, and a mating protrusion protrudes from one side of the fastening hole of the first heat dissipating member, And a matching hole that can be fitted to the mating protrusion is formed at one side of the mating hole of the three heat dissipating members.

Further preferably, fastening holes corresponding to the fastening holes of the first, second and third heat dissipating members are formed at the center of the LED module and the upper center of the reflecting member, respectively, The matching holes are formed so as to coincide with the matching holes of the first, second and third heat dissipating members.

A flange is provided on the outer periphery of one opened end, and a flange is provided on the outer periphery of the opened end of the flange, and on the closed surface of the other side, a straight or a cross Wherein the insulation cap is fitted in the fixing holes of the LED module and the reflecting member and the fixing holes of the first and second heat dissipating members, Through the open side of the cap, through the wire fitting passage, and to the outside of the fastening hole of the third heat dissipating member.

According to a preferred embodiment of the present invention, there is provided a method for assembling an LED down light device,

The second heat dissipating member and the third heat dissipating member are sequentially inserted into the first heat dissipating member so that the lower portions of the first and second heat dissipating members are in contact with each other, A matching step,

The first heat dissipation member and the second heat dissipation member are sequentially disposed in such a manner that the center of the lower outer surface of the first heat dissipation member and the center of the upper outer surface of the reflection member coincide with each other;

Placing the LED module on an upper inner surface of the reflective member so that the upper center of the reflective member and the center of the LED module coincide with each other;

Connecting the lower portion of the first, second, and third heat dissipation members, the upper portion of the reflective member, and the LED module with a fastening member,

Providing a light diffusion plate such that a lower portion of the reflective member is closed;

The light diffusing plate, the LED module, and the first and second heat dissipating members are sandwiched between the first member and the second member of the main body so that the lower end of the reflective member is connected to the second member And fixing the reflection member by the fixing member of the second member in a state in which the reflection member is placed on the engagement jaw.

Preferably, a jig is used to assemble the first, second, and third heat dissipation members, the reflective member, and the LED module together, wherein the jig has a center pin protruding from a center of a top surface of a cylindrical body having a predetermined height, A matching pin is protruded from one side of the center pin, and the matching pin is configured to be lifted up and down from the upper surface.

INDUSTRIAL APPLICABILITY The LED down light device and the assembling method thereof according to the present invention have the following advantages.

That is, a plurality of heat dissipating members, which are formed in a cylindrical shape with one side opened and laminated to each other, and a reflection member in which the LED module and the optical plate are assembled are assembled to the main body, thereby reducing the overall weight of the LED down light device So that it is possible to reduce the constraint on the position that can be installed and to shorten the assembling time while improving the assemblability between parts to be assembled.

Here, the effect of the present invention described above is expected to be exerted by the constitution of the contents regardless of whether or not the inventor perceives it. Therefore, the above-mentioned effect is only some effects according to the contents described, Should not be recognized.

Further, the effect of the present invention should be grasped further by the entire description of the specification, and even if it is not stated in an explicit sentence, a person having ordinary skill in the art to which the written description belongs, It should be seen as an effect described in this specification.

1 is an exploded perspective view illustrating components of an LED down light device according to an exemplary embodiment of the present invention.
2 is an assembled perspective view illustrating an assembled state of an LED down light device according to an embodiment of the present invention.
3 is an exploded perspective view illustrating an assembly process of major components of an LED down light device according to an embodiment of the present invention.
4 is a cross-sectional view illustrating a state in which an LED down light device is embedded in a ceiling according to an embodiment of the present invention.
5 is an exploded perspective view illustrating a process of assembling a heat dissipating member through a jig in an assembling process of an LED down light device according to an embodiment of the present invention.
6 is an exploded perspective view illustrating a process of assembling a reflector to a radiating member through a jig in a process of assembling the LED down light device according to an embodiment of the present invention.
FIG. 7 is a cross-sectional view illustrating a state of connection between components of an LED down light device according to an embodiment of the present invention. FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

It will be understood by those of ordinary skill in the art that the present invention may be embodied in many different forms and should not be construed as being limited to the exemplary embodiments set forth herein, .

In addition, the sizes and shapes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and the terms defined specifically in consideration of the configuration and operation of the present invention may vary depending on the intention or custom of the user, operator And the definitions of these terms should be based on the contents throughout this specification.

An important component of the LED down light device according to the present invention includes a main body that is embedded and fixed by a ceiling installation hole, a reflective member provided inside the main body with an LED module and a light diffusion plate, And a heat dissipating member for dissipating heat generated in the LED module, and each component will be described in more detail as follows.

First, the main body 100,

The reflecting member 300 is received in the interior together with the heat dissipating member 200 to be described later and is fixed in a state of being embedded through the installation hole 510 formed in the ceiling 500. [

A specific embodiment of the body 100 according to the present invention will be described with reference to FIGS. 1 and 2. FIG.

The main body 100 includes a first member 110 in the form of a disk, a second member 120 in the form of a cylinder, which is positioned vertically below the first member 110 and is opened up and down, And a pair of opposing vertical frames 130 connecting the outer circumferential surfaces of the first member 110 and the second member 120 up and down.

A power supply unit 112 is installed on the upper side of the first member 110. The power supply unit 112 is preferably a switch control system that converts AC power to DC power using a switching transistor or the like, mode power supply.

On the upper outer side of the first member 110, there is formed a wire hole (not shown) through which a wire can pass, and on the other side, the cut portion can be bent upward The connecting member 111 is connected to a point inside the ceiling 500 by a wire or the like so that the main body 100 installed in the ceiling 500 is separated from the main body 100 in an unintended state The main body 100 is kept hanging on the ceiling 500 by the wire, thereby preventing a safety accident.

The second member 120 is spaced vertically below the first member 110 and the outer circumferential surfaces of the first member 110 and the second member 120 spaced from each other are perpendicular to the vertical frame 130 And the vertical frame 130 is formed so that the radiation member 200 and the reflection member 300 to be described later are inserted into the first member 110 and the second member 120 It is preferable that the first member 110 and the second member 120 are provided on opposite sides on the outer circumferential surface so that they can be introduced.

7, a locking protrusion 121 protrudes from an upper inner circumferential surface of the second member 120. The locking protrusion 121 is inserted into the space between the first member 110 and the second member 120 And the lower end of the reflective member 300 is seated together with the light diffusion plate 320.

The engaging jaw 121 may be continuously formed along the upper inner circumferential surface of the second member 120, but may be partially formed on the upper inner circumferential surface of the second member 120.

The hooking jaw 121 may be formed integrally with the upper inner peripheral surface of the second member 120 by machining or the like. Alternatively, the hooking jaw 121 may be detachably attached to the upper inner circumferential surface, It is possible.

The lower end of the second member 120 is formed with a flange portion 122 that extends horizontally toward the outside and the flange portion 122 does not pass through the installation hole 510 of the ceiling 500 as shown in FIG. The first member 110 and the second member 120 are inserted into the ceiling 500 and then the second member 120 is inserted into the installation hole 510 of the ceiling 500. As a result, 120 are hooked outside the inner circumferential surface of the installation hole 510 of the ceiling 500 so that the installation depth of the main body 100 can be determined.

A plurality of elastic clamps 123 are provided on the upper outer circumferential surface of the second member 120. The elastic clamp 123 is inserted into the installation hole 510 of the ceiling 500 of the main body 100, The elastic clamp 123 elastically supports the inner surface of the ceiling 500 when the flange 122 of the ceiling 500 is hooked outside the inner circumferential surface of the installation hole 510, And is prevented from being separated.

The elastic clamp 123 does not need to be defined as any one type, and it can be a shape in which a support portion (not shown in the drawing) is elastically rotated by using an elastic member as shown in the drawing, May be constructed using only members.

The elastic clamp 123 may be integrally formed on the outer circumferential surface of the second member 120 through an integral or fastening part and may be assembled by being fitted on the upper outer circumferential surface of the second member 120. [

A plurality of fixing members 124 are provided on the upper side of the second member 120 so that the fixing member 124 is drawn between the first member 110 and the second member 120 of the main body 100, The lower end of the reflective member 300, which will be described later, is seated on the latching jaw 121 of the display unit 120.

As a preferred embodiment of the fixing member 124, as shown in FIGS. 1 and 7, the upper end of the outer circumferential surface of the second member 120 is partially cut so that the cut portion can be bent inward, The inwardly bent fixing member 124 is positioned at the lower end of the reflective member 300 to be described later which is fixed to the engagement protrusion 121 of the second member 120, It is possible to prevent the reflective member 300 from flowing or departing from the second member 120 because the second member 120 is positioned between the first member 124 and the engaging jaw 121.

The fixing member 124 is preferably used as described above in order to prevent the reflective member 300, which will be described later, from flowing or being separated from the second member 120 of the main body 100, but using a separate fastener The reflective member 300 may be fixed to the second member 120. [

The outer diameter of the second member 120 may be the same as the outer diameter of the second member 120. However, the outer diameter of the second member 120 may gradually increase toward the lower side, and the lower portion may have the shape of a bellows.

The heat dissipating member (200)

The LED module 310 is inserted into and installed between the first member 110 and the second member 120 of the main body 100 and installed in the upper part of the reflective member 300 to be described later, Heat dissipation is generated.

1, the radiation member 200 is formed in a cylindrical shape having an open top and is made of a material having a heat radiation function, and one or more radiation holes having various shapes may be formed on the outer circumference of the radiation member 200, , Preferably, a plurality of radiating holes may be arranged to face with respect to the axis center.

When the remaining portion of the outer circumferential surface of the heat dissipating member 200 is insufficient due to the heat dissipating member, the problem of stiffness of the heat dissipating member 200 may occur. Therefore, Size.

The heat dissipating member 200 may be composed of a single unit, but may be composed of a plurality of stacked units. In a preferred embodiment, as illustrated in FIGS. 6 and 7, A second radiation member 220 having an outer diameter smaller than the outer diameter of the first radiation member 210 is disposed inside the first radiation member 210 having an outer diameter that can be received by the second radiation member 220, A third radiation member 230 having an outer diameter smaller than the outer diameter of the second radiation member 220 is disposed inside the first radiation member 210 and a lower inner surface of the first radiation member 210 is connected to a lower outer side of the second radiation member 220 And the lower outer surface of the third heat dissipating member 230 is in contact with the lower inner surface of the second heat dissipating member 220. The lower surface of the first heat dissipating member 210 and the lower surface of the second heat dissipating member 220 And the lower portions of the lower portion of the third heat radiation member 230 and the lower portions of the lower portion of the third heat radiation member 230 coincide with each other.

Although the heat dissipating member 200 is illustrated as the first, second and third heat dissipating members 210, 220, and 230 in the present invention, the number of the heat dissipating members 200 is not limited to one, .

When the heat dissipating member 200 is composed of the first, second and third heat dissipating members 210, 220 and 230, the second heat dissipating member 220 and the third heat dissipating member 220 are inserted into the first heat dissipating member 210, The heat dissipation holes 213, 223, and 233 formed along the outer circumferential surfaces of the first heat dissipation member 210, the second heat dissipation member 220, and the third heat dissipation member 230 when the second heat dissipation member 230 is in- The heat dissipation holes 213 of the first heat dissipation member 210 and the heat dissipation holes 223 of the second heat dissipation member 220 and the heat dissipation member 223 of the third heat dissipation member 220 may be formed in the same number, 223 and 233 of the first, second and third heat dissipation members 210, 220 and 230 are configured to coincide with each other even though the heat dissipation holes 233 of the first, The outside air can be smoothly moved to the inside and outside of the heat radiation member 200.

When the heat dissipating member 200 is composed of the first, second and third heat dissipating members 210, 220 and 230, the second heat dissipating member 220 and the third heat dissipating member 220 are inserted into the first heat dissipating member 210, The first heat-radiating member 210, the second heat-radiating member 220, and the third heat-radiating member 230 are spaced apart from each other by a difference in diameter, and the spacing between the first and second heat-radiating members 220 and 230 may be constant The first and second heat dissipation members 210 and 210 may be formed on the first and second heat dissipation members 210 and 210 in order to cool the heat generated by the heat dissipation member 200 by the heat dissipation member 200, (220) and (230) may be variously adjusted.

The heat dissipating member 200 may include the first and second heat dissipating members 210, 220 and 230 so that the second heat dissipating member 220 and the third heat dissipating member 230 The upper end of the first heat radiation member 210 and the upper ends of the second heat radiation member 220 and the third heat radiation member 230 may have the same height, The lengths of the upper ends of the first and second heat dissipating members 210, 220 and 230 may be different from each other. It may be configured to be gradually shortened or extended toward one side.

The reflective member (300)

The LED module 310 and the optical diffusion plate 320 are installed in the interior of the main body 100 together with the heat dissipating member 200 provided below the heat dissipating member 200 .

An embodiment of the reflection member 300 will be described with reference to FIGS. 6 and 7. FIG.

The reflecting member 300 is formed in a cylindrical shape with its bottom opened and its outer diameter is drawn between the first member 110 and the second member 120 of the main body 100 described above, As shown in FIG.

The lower end of the reflecting member 300 is inserted into the space between the first member 110 and the second member 120 of the main body 100 and then is caught by the upper end of the second member 120 And is then fixed through the fixing member 124 provided on the upper outer circumferential surface of the second member 120 of the main body 100 as described above.

The reflective member 300 has an upper outer surface in contact with the lower outer surface of the first heat dissipating member 210 in which the third heat dissipating member 230 and the second heat dissipating member 220 are sequentially disposed, The upper portion of the first heat dissipation member 300 and the lower portion of the first heat dissipation member 210 are coupled with their centers aligned with each other.

A circular LED module 310 having an LED element mounted on a PCB substrate is connected to an inner surface of an upper part of the reflective member 300. An LED of the LED module 310 is disposed under the reflective member 300, A circular light diffusing plate 320 is provided to uniformly diffuse the light irradiated from the device to the outside to close the lower portion of the reflecting member 300.

The inner surface of the reflective member 300 may further include a reflective layer capable of reflecting light emitted from the LED device.

5, when the first heat dissipating member 210, the second heat dissipating member 220, the third heat dissipating member 230, the reflecting member 300, and the LED module 310 are assembled, A center pin 411 protrudes from the center of the upper surface 410 of the cylindrical body and has a predetermined height from the mounting surface of the jig 400. At the center of the center pin 411, A matching pin 412 may be formed to protrude therefrom.

The center pin 411 protrudes from the upper surface 410 of the jig 400 with a predetermined length while the matching pin 412 is installed inside the upper surface 410 of the jig 400 together with the elastic member. When the upper end of the matching pin 412 is pressed by an external force, the elastic member is compressed so that the matching pin 412 is lowered in a state of having an elastic force. When the external force applied to the matching pin 412 is removed, The matching pin 412 is lifted up to the original state.

The first heat dissipating member 210, the second heat dissipating member 220, the third heat dissipating member 230, the reflective member 300, and the LED module 310 are assembled through the jig 400 having the above- 221 and 231 are formed so as to coincide with the centers of the lower portions of the first heat radiation member 210, the second heat radiation member 220 and the third heat radiation member 230, The matching holes 212, 222 and 232 are formed at the same radius of the lower portion with respect to the connecting holes 211, 221 and 231, The straight line distances of the first and second guide pins 222 and 232 are the same as the straight line distance from the center pin 411 to the mating pin 412 of the jig 400, When the fastening holes 211, 221 and 231 of the heat dissipating members 210, 220 and 230 are respectively fitted into the matching pins 412 of the jig 400, The matching holes 212, 222, and 232 of the first, second, third, and fourth embodiments 210, 220, and 230 are inserted.

The center of the upper portion of the reflective member 300 is also aligned with the fastening holes 211, 221 and 231 of the first heat radiation member 210, the second heat radiation member 220 and the third heat radiation member 230 The fixing holes 212 and 222 of the first heat dissipating member 210 and the second heat dissipating member 220 and the third heat dissipating member 230 are formed on one side of the fixing hole 311, The center hole 411 of the jig 400 is formed with the fastening hole 211 of the first, second and third heat dissipating members 210, 220, and 230 The first and second heat dissipating members 210 and 220 (230 (230) and 231 (231) are coupled to the matching pin 412 of the jig 400 when the fastening hole 321 of the reflecting member 300 is fitted. The matching holes 221, 222 and 232 of the reflecting member 300 and the matching hole 322 of the reflecting member 300 are sandwiched.

The LED module 310 positioned on the upper inner surface of the reflective member 300 also has a fastening hole 311 formed at the center thereof so as to coincide with the fastening hole 321 of the reflective member 300, 221 and 231 of the first, second and third heat dissipating members 210, 220 and 230 and the fastening holes 321 and 321 of the reflecting member 300 are formed in the center pin 411 of the reflecting member 300, The fastening holes 311 of the module 310 are sequentially fitted.

Hereinafter, a process of assembling the first heat dissipating member 210, the second heat dissipating member 220, the third heat dissipating member 230, the reflecting member 300, and the LED module 310 through the jig 400 will be described. .

5, the lower surface of the third radiating member 230 is covered with the upper surface 410 of the jig 400 with the third radiating member 230 turned upside down, And the matching holes 232 under the third heat dissipating member 230 are fitted into the matching pins 412 of the jig 400. In addition,

The lower part of the second heat radiation member 220, which covers the third heat radiation member 230 with the second heat radiation member 220 turned upside down, comes into contact with the lower part of the third heat radiation member 230, The fitting hole 221 of the second radiator member 220 is inserted into the center pin 411 of the jig 400 while the fitting hole 222 of the lower portion of the second radiator member 220 is fitted to the jig 400, So that it fits in the pin 412.

Thereafter, the first radiation member 210 covers the first radiation member 210 in a state that the first radiation member 210 is turned upside down so that the lower portion of the first radiation member 210 contacts the lower portion of the second radiation member 220 The fitting hole 211 of the first heat dissipating member 210 is inserted into the center pin 411 of the jig 400 and the fitting hole 212 of the lower portion of the first heat dissipating member 210 is inserted into the jig 400, The matching pin 412 is inserted into the matching pin 412.

6, the reflection member 300 is mounted on the lower outer surface of the first heat dissipation member 210 with the reflection member 300 turned upside down so that the upper outer surface of the inverted reflection member 300 is in contact with the first heat dissipation member 210, The fastening hole 321 on the upper surface of the reflecting member 300 is inserted into the center pin 411 of the jig 400 while the upper surface of the reflecting member 300 is in contact with the lower outer surface of the reflecting member 300, (412) of the second housing (400).

And the LED module 310 is positioned with the LED device facing upward on the upper inner surface of the reflective member 300 turned on the jig 400 so that the fastening hole 311 of the LED module 310 is jig 400 to be inserted into the center pin 411. At this time, the matching pin 412 is lowered with an elastic force by the LED module 310 having no hole through which the matching pin 412 can penetrate.

The matching holes 212 and 222 of the first, second and third heat dissipating members 210 and 220 and the matching hole 322 of the reflecting member 300 are aligned with the jigs 400 The first, second and third heat dissipating members 210, 220 and 230 and the screw holes provided in the reflecting member 300 are naturally coincident with each other by the pins 412, The first and second heat dissipating members 210, 220 and 230 and the reflecting member 300 are aligned with each other by the matching pin 412 in the LED module 310 in this state, The second heat radiation member 220, the first heat radiation member 210, the reflective member 300, and the second heat radiation member 230 are coupled to each other by using a fastening member such as a screw in a state of being coincident with a screw hole provided in the first heat radiation member 230, The LED module 310 may be sequentially coupled to each other and then the optical diffusing plate 320 may be installed on the lower portion of the reflecting member 300 to form one assembly.

3, the assembly is inserted between the first member 110 and the second member 120 of the main body 100, so that the lower end of the reflective member 300 is engaged with the engagement protrusions 121 of the second member 120 And then fixed on the upper surface of the second member 120 through the fixing member 124 which is incised and bent inward as shown in FIG.

221 and 211 of the first heat dissipating member 210 and the fixing holes 231 and 221 of the third heat dissipating member 230 and the second heat dissipating member 220 and the first heat dissipating member 210, The wires for connecting the LED module 310 and the power supply unit 112 are passed through the fastening holes 231, 221 and 211 and the fastening holes 311 and 321, The insulating cap 330 may be inserted into the fastening holes 231, 2221 and 211 and the fastening holes 311 and 321 in order to prevent moisture and the like from flowing into the reflective member 300.

The insulating cap 330 is a material which is insulated as illustrated in FIGS. 6 and 7 and has a predetermined length and is inserted together with the fastening holes 231, 221 and 211 and the fastening holes 311 and 321 And has a cylindrical shape in which one side is opened so as to have a wire fitting passage 331 therein.

The insulating cap 330 is formed with a flange 333 extending outward at one open end toward the LED module 310 and is provided with a straight line or a cross line to be connected to the wire fitting path 331 on the closed surface of the other side. Shaped cut-out portion 332 is formed.

Therefore, when the insulating cap 330 is inserted into the fastening hole 311 of the LED module 310, the flange 333 of the opened end of the insulating cap 330 is caught outside the inner peripheral surface of the fastening hole 311 of the LED module 310, Since the LED module 310 is positioned on the inner circumferential surface of the fastening hole 231 of the third heat dissipating member 230 through the fastening holes 211 and 221 of the first heat dissipating member 210 and the second heat dissipating member 220, Is connected to the power supply unit 112 located in the first member 110 of the main body 100 after passing through the cutout portion 332 through the wire fitting path 331 of the insulating cap 330 .

The present invention is characterized in that the third radiation member 230, the second radiation member 220, the first radiation member 210, and the reflective member 300 including the LED module 310 and the optical diffusion plate 320, The assembly 100 is then inserted into the installation hole 510 of the ceiling 500 and inserted into the flange portion of the second member 120 The elastic clamp 123 provided on the main body 100 is rotated so that the elastic clamp 123 is supported on the inner surface of the ceiling 500 in such a state that the elastic clamps 122 are hooked on the outer circumferential surface of the installation hole 510 of the ceiling 500, The ceiling mount installation of the LED down light can be completed.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. Therefore, the scope of the disclosed contents should not be limited to the described embodiments, but should be defined by the equivalents of the claims, as well as the following claims.

100: main body 110: first member
111: connecting member 112: power supply unit
120: second member 121:
122: flange portion 123: elastic clamp
124: fixing member 130: vertical frame
200: heat dissipating member 210: first heat dissipating member
211, 221, 231: fastening holes 212, 222, 2323:
213, 223, 233: a radiator 220: a second radiator
230: third radiation member 300: reflective member
310: LED module 311, 321: fastening hole
320: light diffusion plate 322: matching hole
330: insulation cap 331: wire fitting passage
332: cutout 333: flange
400: jig 410: upper surface
411: Setter pin 412: Matching pin
500: ceiling 510: installation ball

Claims (12)

CLAIMS 1. An LED down light device embedded in a ceiling installation hole,
A first member having a flat plate-like first member provided with a power supply unit on an upper surface thereof and a cylindrical second member spaced downwardly from the first member and fixed by a vertical frame, A flange portion bent outwardly is formed on a lower end of the second member, and a plurality of elastic clamps are provided on an upper outer circumferential surface of the second member so as to face each other;
A heat dissipating member having a cylindrical shape with an open upper portion and a plurality of heat dissipating holes formed on an outer circumferential surface thereof; And
And a light diffusion plate is disposed on a lower portion of the LED module, and a lower outer surface of the heat dissipating member is connected to a lower outer surface of the heat dissipating member, And a lower end portion of which is caught and fixed by a catching jaw of the second member,
Wherein the heat dissipation member is composed of a plurality of heat dissipation members having different outer diameters, the first and second heat dissipation members having different outer diameters, the second heat dissipation member is embedded in the first heat dissipation member, The second heat dissipation member includes the third heat dissipation member inside the second heat dissipation member, and the lower parts of the first and second heat dissipation members are in contact with each other with their centers aligned,
Wherein the first and second heat dissipation members are respectively formed with fastening holes which coincide with the lower center of the first, second and third heat dissipating members, respectively, and matching holes are formed on one side of the fastening holes. The method according to claim 1,
Further comprising a connecting member partially cut on an outer surface of the first member to be bent upward. The method according to claim 1,
And a fixing member is further provided on the upper outer peripheral surface of the second member so as to fix a lower end of the reflective member, which is partially cut and bent inwardly and fitted into the second member. delete delete The method according to claim 1,
Wherein the first, second, and third heat dissipation members are formed so as to be in contact with each other so that the heat dissipation holes formed on the outer circumferential surfaces of the first, second, and third heat dissipation members coincide with each other. delete The method according to claim 1,
And a fixing protrusion protruding from one side of the fixing hole of the first heat dissipating member and protruding from the fixing hole of the second heat dissipating member, And a matching hole capable of being fitted to the mating protrusion is formed at one side of the mating hole of the LED. The method according to claim 1,
A plurality of fixing holes corresponding to the fixing holes of the first, second, and third heat dissipating members are formed at the center of the LED module and the upper center of the reflective member, respectively, And the matching holes are formed so as to coincide with matching holes of the two or three heat radiation members. 10. The method of claim 9,
A flange is provided on the outer periphery of one opened end, and a straight or cross-shaped incision is formed on the closed surface of the other end so as to communicate with the wire fitting passage. Wherein the insulation cap is provided so as to be sandwiched between the fixing holes of the LED module and the reflecting member and the fixing holes of the first and second heat dissipating members, And the second heat dissipating member is configured to pass through the cutout portion through the wire fitting passage and be drawn out of the fastening hole of the third heat dissipating member. A method for assembling an LED down light device according to any one of claims 1 to 3 or 6, 9 or 10,
The second heat dissipating member and the third heat dissipating member are sequentially inserted into the first heat dissipating member so that the lower portions of the first and second heat dissipating members are in contact with each other, Matching step;
A step of bringing the center of the lower outer surface of the first radiating member, in which the third radiating member and the second radiating member are sequentially housed, and the center of the upper outer surface of the reflecting member into contact with each other;
Placing the LED module on an upper inner surface of the reflective member so that the upper center of the reflective member and the center of the LED module coincide with each other;
Connecting the lower part of the first, second, and third heat dissipation members, the upper part of the reflective member, and the LED module with the fastening member to couple them to each other;
Providing a light diffusion plate such that a lower portion of the reflective member is closed; And
The light diffusing plate, the LED module, and the first and second heat dissipating members are sandwiched between the first member and the second member of the main body so that the lower end of the reflective member is connected to the second member Fixing the reflective member by a fixing member of the second member in a state that the reflective member is placed on the engagement jaw;
Down light device. 12. The method of claim 11,
A jig is used to assemble the first, second, and third heat dissipation members, the reflective member, and the LED module, wherein the jig has a center pin protruding from a center of a top surface of a cylindrical body having a predetermined height, Wherein the matching pin is protruded and formed on one side of the upper surface, and the matching pin is elastically lifted and lowered from the upper surface.
KR1020150179349A 2015-12-15 2015-12-15 LED down light device and it's method for assembling KR101635147B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101997843B1 (en) * 2019-03-15 2019-07-08 윤재진 Ceiling type illuminator with short prevention structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200385916Y1 (en) * 2005-03-17 2005-06-03 김영길 Reclamation-type lighting lamp
KR100975045B1 (en) * 2009-09-22 2010-08-11 (주)이랜드건설 Down light illuminator
KR20100102475A (en) 2009-03-11 2010-09-24 홍순황 Light diffusion cover for down light
KR101147884B1 (en) * 2011-10-07 2012-05-24 우성전기주식회사 Led lamp and tunnel lamp
KR101285184B1 (en) * 2012-12-27 2013-07-11 엘이디라이팅 주식회사 Down light illuminator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200385916Y1 (en) * 2005-03-17 2005-06-03 김영길 Reclamation-type lighting lamp
KR20100102475A (en) 2009-03-11 2010-09-24 홍순황 Light diffusion cover for down light
KR100975045B1 (en) * 2009-09-22 2010-08-11 (주)이랜드건설 Down light illuminator
KR101147884B1 (en) * 2011-10-07 2012-05-24 우성전기주식회사 Led lamp and tunnel lamp
KR101285184B1 (en) * 2012-12-27 2013-07-11 엘이디라이팅 주식회사 Down light illuminator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101997843B1 (en) * 2019-03-15 2019-07-08 윤재진 Ceiling type illuminator with short prevention structure

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