KR101636919B1 - Changeable led-illumination - Google Patents

Changeable led-illumination Download PDF

Info

Publication number
KR101636919B1
KR101636919B1 KR1020160001832A KR20160001832A KR101636919B1 KR 101636919 B1 KR101636919 B1 KR 101636919B1 KR 1020160001832 A KR1020160001832 A KR 1020160001832A KR 20160001832 A KR20160001832 A KR 20160001832A KR 101636919 B1 KR101636919 B1 KR 101636919B1
Authority
KR
South Korea
Prior art keywords
main body
hole
coupled
coupling
cable
Prior art date
Application number
KR1020160001832A
Other languages
Korean (ko)
Inventor
조춘경
조춘구
Original Assignee
(주)라이노
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)라이노 filed Critical (주)라이노
Priority to KR1020160001832A priority Critical patent/KR101636919B1/en
Application granted granted Critical
Publication of KR101636919B1 publication Critical patent/KR101636919B1/en

Links

Images

Classifications

    • 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
    • F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F21V21/116—Fixing lighting devices to arms or standards
    • 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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • 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
    • F21V17/12—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 screwing
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
    • F21Y2101/02—

Landscapes

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

Abstract

The present invention relates to a changeable LED-illumination device, capable of increasing or decreasing the number of main body units which are light emitting units equipped with multiple LED light sources, depending on a situation. For this purpose, the changeable LED-illumination device comprises: a holder unit (10) which is combined with a supporting member installed in an installation area; the main body unit (20) which is combined with the holder unit (10) and provides illumination; a cover unit (30) which is combined with one side of the main body unit (20) and finishes the other side of the main body unit (20) that protrudes outwards; and a circuit board (40) which is combined with the main body unit (20). The present invention provides the changeable LED-illumination device which allows the installation of variable number of main body units (20) for adjusting the intensity of illumination depending on the situation of the installation area.

Description

[0001] CHANGEABLE LED-ILLUMINATION [0002]

The present invention relates to a variable-type LED lighting apparatus, wherein a light-emitting unit having LEDs, which are a plurality of light sources, can be expanded or reduced according to circumstances.

Generally, a streetlight head and an illumination device are formed in a head body including a light source and a completed type.

This is to protect a light source, that is, a circuit board, which is an electronic device that is likely to be corroded and damaged because the streetlight and the lighting device are exposed after being installed.

Accordingly, the light amount is analyzed in advance to select the size of the streetlight head or the lighting device, or the number of operation of the power LED installed on the same circuit board is controlled.

To improve the inconvenience described above, Korean Patent Registration No. 10-1354718 (variable LED streetlight set structure and variable LED street lamp including the same, hereinafter referred to as "Prior Art 1", registered on 2014.01.16) 10-1214065 (variable luminaires, hereinafter referred to as "prior art 2", registered on December 13, 2012), Korean Patent Laid-Open No. 10-2013-0080259 (light emitting device, hereinafter referred to as "prior art 3" However, the above-described prior arts 1 to 3 only provide a technique of arranging a plurality of light emitting means in a fixed streetlight head, and when the light amount is added according to the field conditions, There is a problem in that expansion to a size other than the specified standard is impossible.

In order to overcome such an inconvenience, Korean Patent Laid-Open No. 10-2011-0134109 (hereinafter referred to as "Prior Art 4") discloses an intermediate member having a plurality of LED modules However, there is a possibility that the coupling means for supplying power is likely to protrude to the outside, and there is a possibility that problems such as shorts will occur. Also, since the specification of the coupling rod is determined, There was a problem.

 In the prior art 4, a plurality of intermediate members are coupled and supported by a connecting rod supplied with electric power, and the weight to be supported by heavy snow, heavy rain, strong wind, or the like is heavy It is possible that deformation may occur in the connecting rod, and when the power is supplied to the connecting rod, the same damage as the shorting line is likely to occur.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a variable-type LED lighting device that adjusts a quantity of emitted light so as to maintain various light quantities according to characteristics of an installation place.

It is still another object of the present invention to provide a variable type LED lighting device which facilitates a variable operation during a field work and which is excellent in a coupling force between members and is prevented from being deformed or detached due to external factors.

In order to accomplish the object of the present invention, there is provided an LED lighting device capable of changing the light amount according to a situation of a site, comprising: a mounting part (10) having one side connected to a column member installed at an installation site; A main body part 20 coupled to the mounting part 10 to illuminate the illumination part; A lid part 30 coupled to one side of the main body part 20 to finish the other side of the main body part 20 protruding outward; And a circuit board 40 coupled to one side surface of the main body 20 and having a plurality of light sources. In order to adjust the light amount of the lighting unit according to the condition of the installation site, And the number of LED lighting devices can be increased or decreased.

The columnar member engaging groove 11 is formed at one side thereof with a column member engaging groove 11 for receiving the column member at a predetermined depth or more at one side of the column member engaging groove 11, A cable outlet hole 15 for inserting a power supply cable into the main body 20 is formed at the other side of the partition plate 12 and a cable outlet hole 15 for inserting a power cable adjacent to the cable outlet hole 15 A bolt fastening hole 13 is formed in the side surface adjacent to the coupling hole 14 so that a fastening member such as a bolt can be inserted thereinto. A plurality of radiating fins 21 are provided on the upper side, a power cable is inserted into the center of the upper side, a vent hole 22 is formed to allow external air to be conveyed, and a bolt fastening hole 23 is formed at one end A fastening hole 25 is formed adjacent to the bolt fastening hole 23, Circuit board mounts 26 are formed on both sides of the ball 22 and the circuit board 40 can be mounted on the bottom surface of the circuit board 40. On the opposite side of one side of the circuit board 40, And an engaging protrusion 24 is formed to correspond to the engaging hole 14 and to be interposed therebetween.

The heat radiating fins 21 provided on the upper surface of the main body 20 are arranged to be opposed to each other with the air vent 22 on both sides thereof to efficiently radiate heat, A cable draw-out hole 27 interlocked with the vent hole 22 is further formed at one side of the circuit board 26 so that a power cable for supplying power to the circuit board 40 is drawn out.

One end of the lid part 30 is formed with a pair of engaging projections 31 to be inserted into the engaging holes 25 so as to be inserted into the engaging holes 25, After the engaging projection 24 of the engaging projection 20 is inserted and inserted into the bolt fastening hole 13 of the fastening portion 10 to fasten the engaging member such as the fastening bolt into the bolt fastening hole 13 13, a screw hole 24a is formed so as to correspond to the LED lighting device 13 of the present invention.

In place of the column member, when a mounting member applied to a ceiling or the like is used, another lid unit 30 may be coupled to the main body unit 20 instead of the mounting unit 10 coupled to one side of the main body unit 20 It is possible to complete the LED lighting device by connecting the lid part 30 to both sides of the main body part 20 and to be able to change by combining one or more main body parts 20, Make wide use possible.

The variable LED lighting apparatus according to the present invention can provide a variable type LED lighting apparatus that adjusts the amount of emitted light so as to maintain various light amounts according to characteristics of an installation place. There is an effect of providing a variable-type LED lighting apparatus which can be easily replaced in case of cost and partial breakage.

1 is a perspective view of a variable type LED lighting apparatus according to the present invention.
2 is a bottom perspective view of the variable LED lighting device of the present invention.
3 is an exploded bottom perspective view of the variable LED lighting device of the present invention.
4 is a bottom cross-sectional view showing the structure of the variable LED lighting apparatus of the present invention.
5 is a bottom perspective view of the main body 20 of the present invention.
6 is a side view showing the structure of the main body 20 of the present invention.
7 is a cross-sectional view showing the internal structure of the main body 20 of the present invention.
8 and 9 are perspective views showing an embodiment of the present invention.
10 is an exemplary view showing the installation of the present invention.
11 and 12 are illustrations showing still another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a variable LED lighting apparatus according to the present invention will be described in detail with reference to the drawings so that those skilled in the art can easily carry out the invention.

FIG. 1 is a perspective view of a variable LED lighting apparatus according to the present invention, FIG. 2 is a bottom perspective view of a variable LED lighting apparatus according to the present invention, FIG. 3 is an exploded bottom perspective view of a variable LED lighting apparatus according to the present invention, Sectional view for showing the structure of the apparatus.

6 is a side view showing the structure of the main body part 20 of the present invention, and Fig. 7 is a side view of the main body part 20 of the present invention. Fig. Sectional view for illustrating the internal structure.

1 to 7, the variable type LED lighting fixture of the present invention includes a mounting portion 10 to be coupled with a column member (B: see FIG. 10) installed at a mounting place, A lid 30 for closing the other side of the main body 20 coupled to one side of the main body 20 and projecting to the outside and a lid 30 for coupling to the main body 20, And the number of the main body portions 20 can be increased or decreased in order to adjust the light amount of the lighting depending on the situation of the installation place.

The columnar member B is formed at one side of the columnar member engaging groove 11 with a predetermined depth or more at a predetermined depth 10 to prevent it from being interpolated.

A cable withdrawal hole 15 for inserting the inserted power cable into the main body 20 corresponding to the cable insertion groove 12a formed at one side of the partition plate 12 is formed on the other side of the column member engaging groove 11, And a coupling hole 14 is formed on both sides adjacent to the cable drawing-out hole 15, respectively.

Further, a bolt fastening hole 13 is further formed on the side surface adjacent to the coupling hole 14 so that a fastening member such as a bolt can be inserted.

The main body part 20 coupled to the mounting part 10 is provided with a plurality of radiating fins 21 on the upper side and a power cable and external air can be transported to the center of the upper side of the main body part 20 Pores 22 are formed.

Here, the radiating fins 21 are arranged to be opposed to each other with respect to the vent hole 22.

A bolt fastening hole 23 is further formed at one end of the main body 20 and a fastening hole 25 is formed adjacent to the bolt fastening hole 23.

Further, the fastening holes 25 are located on both sides of the vent hole 22, respectively.

A circuit board room 26 capable of mounting the circuit board 40 is formed on the bottom surface of the main body 20. A vent hole 22 is formed in one side of the circuit board room 26, A cable draw-out hole 27 is further formed so that a power cable for supplying power to the circuit board 40 is drawn out.

At this time, a cable hole 27a interlocking with the cable lead-out hole 27 is formed at one side of the vent hole 22 so that the power cable drawn into the vent hole 22 is led out to the cable lead-out hole 27 .

An engaging projection 24 protruding to correspond to the engaging hole 14 of the engaging portion 10 is further formed on the other side of the engaging hole 25 so that the body portion 20 is engaged with the engaging portion 10 So that it can be inserted and fastened to the coupling hole 14.

The lid 30 for closing the open side of the main body 20 is formed with a pair of engaging projections 31 to be inserted into the engaging holes 25 at one end thereof, The engaging projections 31 are formed to correspond to the engaging holes 25 of the main body 20.

The body portion 20 is coupled to the mounting portion 10 and the lid portion 30 is coupled to the other side of the body portion 20.

At this time, after the engaging projection 24 of the body portion 20 is inserted and engaged with the engaging hole 14 of the mounting portion 10, the bolt fastening hole 13 of the mounting portion 10 and the engaging projection 24 And the fastening portion 10 and the main body portion 20 are fastened to each other by using a coupling member such as a fastening bolt or the like.

After the main body 20 is coupled to the mounting portion 10 and fastened to the mounting portion 10 as described above, the lid 30 is coupled to the other side of the main body 20. At this time, The projections 31 are inserted into the fastening holes 25 of the main body portion 20 and then the engaging members such as fastening bolts are inserted into the bolt fastening holes 23 formed on one side of the main body portion 20, ).

A screw hole (not shown) corresponding to the bolt fastening hole 23 is further formed on one side of the engaging projection 31 of the lid unit 30 so that the lid unit 30 ) Can be easily combined.

The variable LED lighting apparatus according to the present invention can further extend another main body 20 when an additional amount of light is required according to the field conditions.

8 and 9 showing an embodiment of the present invention, when additional light quantity is required depending on the situation of the field, the main body 20 is bound to one side of the mounting portion 10 The other main body portion 20 is further coupled to the other side of the main body portion 20 bound as described above, and then the lid portion 30 is joined and closed.

At this time, one or more main body portions 20 are applied. In order to explain another embodiment of the present invention, two or three main body portions 20 are illustrated in the accompanying drawings, And the plurality of main body portions 20 can be extended and coupled according to the field conditions.

Here, when the main body 20 is extended to a plurality of such units, the power control unit or the like can be additionally installed by varying the capacity thereof. The details of the power control unit and the like can be known to anyone skilled in the art, Is omitted.

In addition, the variable LED lighting apparatus of the present invention may propose another embodiment, which will be described in detail below with reference to an exemplary diagram showing another embodiment of the present invention shown in FIGS. 11 and 12. FIG.

Another embodiment according to the present invention can be applied to an indoor lighting device or the like when a pillar member is used instead of a streetlight and is installed using a mounting member on a ceiling or the like and the lid portion 30 is provided on both sides of the main body portion 20 (D) (see FIG. 12) including a switched mode power supply (SMPS) is coupled to the upper side of the upper surface, thereby performing the role of an illumination lamp.

Herein, even when applied to an indoor lighting device as described above, one or more body portions 20 can be applied, and a coupling member for coupling can be applied in the same manner as the lighting device for a streetlight will be.

The variable LED lighting apparatus of the present invention can be completed by the above-described method.

10: mounting part 11:
12: partition plate 13: bolt fastening hole
14: Coupling hole 15: Cable pull-out hole
20: main body part 21: radiating fin
22: vent hole 23: bolt fastening hole
24: engaging projection 25: engaging hole
26: circuit board room Scene 27: cable withdrawal hole
30: lid part 31: engaging projection
40: circuit board

Claims (8)

(20) coupled to one side of a column member provided at an installation site, a main body part (20) coupled to the mounting part (10) And a circuit board (40) coupled to one side of the main body (20) and including a plurality of light sources, wherein the circuit board (40) In which the number of the main body portions 20 can be increased or decreased in order to adjust the light amount of the lighting according to a situation of the LED lighting device,
The mounting portion 10 includes a pillar member engaging groove 11 into which a pillar member is inserted and a partition plate 11 for preventing the pillar member from being inserted inwardly beyond a predetermined depth, A cable draw-out hole 15 for inserting a power cable into the main body 20 and a coupling hole 14 on both sides adjacent to the cable draw-out hole 15, 14, a bolt fastening hole 13 is formed so that the fastening member can be inserted therein,
The main body 20 includes a plurality of radiating fins 21 on an upper side thereof, a ventilation hole 22 through which a power cable is inserted at the center of the upper side and external air can be transferred, A coupling hole 25 is disposed on both sides of the vent hole 22 at a position adjacent to the hole 23 and the bolt coupling hole 23 and at the other side where the coupling hole 25 is formed, A screw hole 24a formed at one side of the coupling protrusion 24 so as to correspond to the bolt fastening hole and a vent hole 22 formed at one side of the bottom surface of the main body portion, And a cable lead-out hole (27) interlocked therewith is formed so that a power cable for supplying power to the circuit board (40) is drawn out.
delete delete The method according to claim 1,
Wherein the heat radiating fins (21) provided on the upper side of the main body (20) are arranged to be opposed to each other with the vent hole (22) as a center.
delete The method according to claim 1,
And a pair of coupling protrusions (31) are formed at one end of the lid part (30) so as to be inserted into the coupling hole (25).
delete The method according to claim 1,
The lid 30 may be attached to the main body 20 in place of the mounting portion 10 coupled to one side of the main body 20, And the lid part (30) is coupled to both sides of the main body part (20), and one or more main body parts (20) can be combined and changed.
KR1020160001832A 2016-01-07 2016-01-07 Changeable led-illumination KR101636919B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160001832A KR101636919B1 (en) 2016-01-07 2016-01-07 Changeable led-illumination

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160001832A KR101636919B1 (en) 2016-01-07 2016-01-07 Changeable led-illumination

Publications (1)

Publication Number Publication Date
KR101636919B1 true KR101636919B1 (en) 2016-07-06

Family

ID=56502676

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160001832A KR101636919B1 (en) 2016-01-07 2016-01-07 Changeable led-illumination

Country Status (1)

Country Link
KR (1) KR101636919B1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100903192B1 (en) * 2008-10-17 2009-06-17 현대통신 주식회사 Led lighting flood lamp having double heat emitting plate structure using nano spreader
KR101004265B1 (en) * 2010-08-31 2010-12-27 홍성천 A flood lighting using led module having easy powersupply function
KR101027100B1 (en) * 2010-11-01 2011-04-05 박창수 Illumination unit and the street light using the same
KR20150114729A (en) * 2014-04-02 2015-10-13 지앤씨테크(주) Built-up type lamp unit and street light including the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100903192B1 (en) * 2008-10-17 2009-06-17 현대통신 주식회사 Led lighting flood lamp having double heat emitting plate structure using nano spreader
KR101004265B1 (en) * 2010-08-31 2010-12-27 홍성천 A flood lighting using led module having easy powersupply function
KR101027100B1 (en) * 2010-11-01 2011-04-05 박창수 Illumination unit and the street light using the same
KR20150114729A (en) * 2014-04-02 2015-10-13 지앤씨테크(주) Built-up type lamp unit and street light including the same

Similar Documents

Publication Publication Date Title
US8142057B2 (en) Recessed LED downlight
US20180292056A1 (en) Multifunction led street light device for stability of installation
US8591058B2 (en) Systems and methods for providing a junction box in a solid-state light apparatus
US20120002409A1 (en) Carrier comprising at least one semiconductor luminous device and carrier system
KR101509500B1 (en) Led tunnel light lamp sturecture by expanded configuration type
US10663157B2 (en) Lighting device with integral acoustic dampening
JP2011014317A (en) Lighting body and lighting system
KR101685792B1 (en) Mounting apparatus for LED lighting
US10473281B1 (en) Lighting system
KR100973331B1 (en) Lighting device
KR100948316B1 (en) Led lamp for separable smps
US20210310625A1 (en) Wall pack luminaire
KR101636919B1 (en) Changeable led-illumination
KR101544736B1 (en) LED lighting assembly
KR20100073561A (en) Led lighting unit
CA2666561C (en) Recessed led downlight
KR101202264B1 (en) Prefabricated lighting system
KR101640747B1 (en) Insert type led lighting apparatus capable of expanding their size
CN218993351U (en) Waterproof lamp with color temperature control function
KR101327170B1 (en) Lighting device
CN218119509U (en) Embedded lamps and lanterns of inductor
KR101876383B1 (en) Fluorescent lamp replacement type LED panel fixing device
CN208750563U (en) A kind of bulkhead lamp
JP2020170730A (en) Illumination tool
KR20150138524A (en) LED lighting apparatus

Legal Events

Date Code Title Description
E701 Decision to grant or registration of patent right
GRNT Written decision to grant