KR101440115B1 - Lamp with tilting structure of reflecting plate - Google Patents

Abstract

The objective of the present invention is to provide a lamp with a tilting structure of a reflection plate capable of flexibly controlling the radiation range of light by applying a tilting structure to adjust the angle of a reflection unit to a lamp. To that end, the present invention includes: a housing; a reflection unit which is installed to be partially adjustable and adjusts the reflection angle of light according to the tilted angle; a light source module which is installed in the housing and outputs light; a motor driving unit which is installed in the housing and drives driving force for the reflection unit to be tilted; a link unit of which one side is connected to the reflection unit and the other end is connected to the motor driving unit and which tilts the reflection unit according to operation of the motor driving unit; an input unit which is installed in the housing and detects setting information of the reflection unit; and a control unit which according to the setting information detected by the input unit outputs an operation control signal to the motor driving unit, controls the reflection angle of the reflection unit to be flexible, and outputs an on/off control signal for the light source module. Therefore, the present invention enables flexible control of the radiation range of light by applying a tilting structure to adjust the angle of a reflection unit to a lamp, thereby providing light with a wide or narrow range according to the installation location of the lamp.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a reflector having a tilting structure,

The present invention relates to a luminaire having a tilting structure of a reflector, and more particularly, to a luminaire having a tilting structure of a reflector capable of controlling the irradiation range of light by applying a tilting structure for adjusting the angle of a reflector to a luminaire .

In general, a variety of lighting facilities are installed for the safety and security of homes, vehicles or pedestrians.

Among these lighting fixtures, street lights are used according to the installation location, such as the highway or the main road of the city area, the road of the commercial district, the road of the residential district, the center or the edge of the bridge.

In the form of a streetlight, it is a highway type which is bent at the end portion of a pole, which is provided at a considerable height, and which has a back to the end portion thereof, a bracket type which extends horizontally at the end portion of the pole, And the two main types are the back.

1 is a cross-sectional view showing a head structure of a general streetlight. The streetlight head 10 includes a housing 11, a lamp 12 serving as a light source, a reflecting portion 13 for reflecting light, And a transparent cover 14 for blocking foreign substances from entering the interior of the lamp 12 and protecting the lamp 12.

In recent years, street lamps using LED devices have been proposed. Korean Utility Model Publication No. 20-2010-0000972 (the name of the invention: LED street lamp) is located on the upper side of the lamp head with respect to the lamp head, A reflector for separating the lamp head from the lamp head for emitting light by the reflector, and a reflector for separating the reflector from the lamp head, And a plurality of LED elements arranged along the street lamp post to arrange the LED lamps.

However, such a conventional street light has a problem that the irradiation range is set constantly irrespective of the place where it is installed and the surrounding environment, and proper lighting can not be provided.

Further, in the case of a luminaire installed in a room, it is impossible to adjust the angle of the reflector, thereby failing to provide various lighting environments.

Published Korean Utility Model No. 20-2010-0000972

In order to solve such problems, it is an object of the present invention to provide a luminaire having a tilting structure of a reflector capable of variably controlling an irradiation range of light by applying a tilting structure for adjusting the angle of a reflector to a luminaire.

According to an aspect of the present invention, there is provided a lamp comprising: a housing; A reflector disposed at a portion of the housing so as to be tiltable and varying a reflection angle of light according to a tilted angle; A light source module installed in the housing and outputting light; A motor driving unit installed in the housing to provide a driving force to tilt the reflection unit; A link portion connected to one side of the reflection portion and connected to the other side of the motor driving portion to tilt the reflection portion according to the operation of the motor driving portion; An input unit installed in the housing to detect setting information of the reflection unit; And a control unit for outputting an operation control signal to the motor driving unit according to the setting information detected by the input unit, controlling the reflection angle of the reflection unit to be variable, and outputting the ON / OFF control signal of the light source module.

Further, the lighting apparatus according to the present invention may further include a sensor unit installed at one side of the housing to detect tilting angle information of the reflecting unit.

The reflector according to the present invention may further include a first reflector fixed to the inside of the housing; A second reflector rotatably coupled to one side of the first reflector through a hinge portion and a second reflector link extended from the hinge to a side of the second reflector by a predetermined length.

According to another aspect of the present invention, there is provided a luminaire comprising: a housing having a guide groove formed on a side surface thereof so as to move a reflector; A reflecting part which partially engages with the guide groove of the housing and moves in the up / down direction and changes the reflection angle of the light; A light source module installed in the housing and outputting light; A motor driver installed in the housing and connected to the reflector to provide a driving force to move the reflector upward or downward along the rotation direction; An input unit installed in the housing to detect setting information of the reflection unit; And a control unit for outputting an operation control signal to the motor driving unit according to the setting information detected by the input unit, controlling the reflection angle of the reflection unit to be variable, and outputting the ON / OFF control signal of the light source module.

Further, the lighting apparatus according to the present invention may further include a sensor unit installed at one side of the housing to detect tilting angle information of the reflecting unit.

The reflector according to the present invention may further include a first reflector formed at both ends thereof with a first guide portion mating with a guide groove of the housing; A second reflector disposed parallel to the first reflector and having a second guide portion at both ends thereof to mate with the guide groove of the housing; And a hinge unit provided between the first and second reflecting units to rotate and to be coupled with a rotation axis of the motor driving unit through a through hole to move in the up and down direction according to the operation of the motor driving unit, And a third reflecting portion for varying the angle of reflection of the second reflecting portion.

According to the present invention, a tilting structure for adjusting the angle of the reflector is applied to the luminaire, and the irradiation range of the light can be variably controlled, thereby providing a wide range or a narrow range of light depending on the installation position of the luminaire.

Further, the present invention has an advantage in that it can provide an appropriate illuminance at a position where the lamp is installed according to the surrounding environment by controlling the illumination range of the lamp.

1 is a cross-sectional view showing a head structure of a general luminaire.
2 is a block diagram showing an embodiment of a luminaire having a tilting structure of a reflector according to the present invention.
3 is an exploded perspective view showing the configuration of a luminaire having a tilting structure of the reflector according to Fig.
4 is a cross-sectional view showing the structure of a luminaire having a tilting structure of the reflector according to Fig.
5 is a view showing a spectrum according to a light distribution angle of a luminaire having a tilting structure of the reflection plate according to Fig. 2;
6 is an exemplary view showing a light distribution distribution according to a light distribution angle of a luminaire having a tilting structure of the reflector plate shown in Fig.
Fig. 7 is an exemplary view showing a road surface illuminance distribution according to a light distribution angle of a luminaire having a tilting structure of the reflector plate shown in Fig. 2;
8 is a block diagram showing another embodiment of a luminaire having a tilting structure of a reflector according to the present invention.
Fig. 9 is an exploded perspective view showing a configuration of a luminaire having a tilting structure of the reflector plate shown in Fig. 8;
10 is a cross-sectional view showing the structure of a luminaire having a tilting structure of the reflector according to Fig. 8;

Hereinafter, preferred embodiments of a luminaire having a tilting structure of a reflector according to the present invention will be described in detail with reference to the accompanying drawings.

(Embodiment 1)

FIG. 2 is an exploded perspective view showing a configuration of a luminaire having a tilting structure of a reflector according to FIG. 2, and FIG. 4 is an exploded perspective view of a reflector according to an embodiment of the present invention. 2 is a cross-sectional view showing a structure of a luminaire having a tilting structure of a reflector according to the present invention.

As shown in FIGS. 2 to 4, the lighting apparatus 100 having the tilting structure of the reflector according to the first embodiment applies a tilting structure for adjusting the angle of the reflection unit 120 to variably control the irradiation range of light A reflector 120, a light source module 130, a lower housing 140, and a motor driver 150 (not shown) so as to provide a wide or narrow range of light depending on the installation position of the lamp, A link unit 160, an input unit 170, a sensor unit 180,

The housing 110 has a receiving space formed therein and includes a reflecting unit 120, a light source module 130, a link unit 160, an input unit 170, a sensor unit 180, a controller 190 A motor housing 111 for accommodating the motor driving part 150 and a guide part 112 for forming a path for horizontally moving the link part 160.

The reflection unit 120 includes a first reflection unit 121 and a second reflection unit 122 rotatably mounted on the hinge unit 123 to be tilting in the housing 110, The second reflector 122 is rotated around the hinge 123 so that the angle of reflection of the light emitted from the light source module 130 varies according to the position of the second reflector 122, And includes a first reflector 121, a second reflector 122, a hinge 123, and a second reflector link 124. The first reflector 121, the second reflector 122, the hinge 123,

The first reflector 121 is a semi-circular member and is fixed to the inside of the housing 110 so that the light emitted from the light source module 130 is refracted in the direction of the second reflector 122.

The second reflecting part 122 is a semicircular member which is coupled to one side of the first reflecting part 121 through a hinge 123 so as to be tiltable and refracts the light reflected from the first reflecting part 121 To be irradiated at an arbitrary angle.

That is, after the light emitted from the light source module 130 is reflected by the first reflecting portion 121, a light path such as a dotted line or a solid line is formed according to the tilted position of the second reflecting portion 122, .

The second reflecting portion 122 may be formed to have a stepped portion so that a part of the distal end of the second reflecting portion 122 can move toward the inside of the first reflecting portion 121 when the hinge portion 123 rotates around the second reflecting portion 122. [ .

FIG. 5 is an exemplary view showing a spectrum according to a light distribution angle of a luminaire having a tilting structure of a reflector according to FIG. 2, and FIG. 6 is a view showing a light distribution distribution according to a light distribution angle of a luminaire having a tilting structure And FIG. 7 is an exemplary view showing a road surface illuminance distribution according to a light distribution angle of a lamp having a tilting structure of the reflector according to FIG.

If the tilting angle of the second reflecting portion 122 is 0 ° at a certain position with respect to the hinge 123, the spectrum of FIG. 5 (a), the light distribution of FIG. 6 (a) The road surface illuminance distribution of FIG. 7 (a) is a spectrum at 0 degrees at which the second reflecting portion 122 is not tilted, a light distribution distribution, and a road surface illuminance distribution.

The spectrum of FIG. 5 (b), the light distribution of FIG. 6 (b), and the road surface illuminance distribution of FIG. 7 (b) are obtained when the tilting angle of the second reflecting portion 122 is, 7C, the light distribution distribution of FIG. 6C, and the road surface illuminance distribution of FIG. 7C are obtained when the tilting angle of the second reflecting portion 122 is, for example, 10 ° 7D. The spectrum of FIG. 5D, the light distribution of FIG. 6D, and the road surface illuminance distribution of FIG. 7D indicate that the tilting angle of the second reflecting portion 122 is, for example, .

2 to 4, the second reflector link 124 is formed by extending a predetermined length from the end of the second reflector 122 coupled through the hinge 123, The second reflecting portion 122 rotates about the hinge 123 according to the position of the link 124 so that the tilting position of the second reflecting portion 122 can be varied.

The light source module 130 is installed on one side of the housing 110 and emits light. The light source module 130 includes a printed circuit board 130a and a plurality of LEDs And a module 130b.

The lower housing 140 is installed at a lower portion of the housing 110 to allow light emitted from the light source module 130 to pass therethrough and to prevent foreign substances from entering the interior of the housing 110, A light transmitting unit 141 is installed to transmit the light emitted from the light source module 130.

The motor driving unit 150 is installed in the housing 110 to provide driving force for tilting the reflecting unit 120 and is accommodated in a motor housing 111 provided at one side of the housing 110, So that the second reflecting portion 122 connected to the link portion 160 through the link portion 160 can be tilted about the hinge portion 123.

The motor driving unit 150 includes a pinion gear 151 on a motor rotating shaft and meshes with the rack gear 161 of the link unit 160 to rotate the link unit 160 To perform a reciprocating motion.

One end of the link portion 160 is connected to the second reflecting portion link 124 of the second reflecting portion 122 and the other end of the link portion 160 is connected to the motor driving portion 150, Is transmitted to the second reflecting portion 122 so that the second reflecting portion 122 is tilted according to the operation of the motor driving portion 150, A rack gear 161 is installed on the other side of the unit 160 so as to engage with the pinion gear 151 of the motor driving unit 150.

The input unit 170 includes a keypad, a button switch, and the like installed at a remote location spaced a predetermined distance from a side of the housing 110 or a cable. The input unit 170 detects tilting angle setting information of the reflection unit 120, (190).

The sensor unit 180 is installed in the housing 110 to detect angle information of the second reflecting unit 122 tilted and transmits the detected angle information to the controller 190.

The control unit 190 is provided in the housing 110 and outputs a forward or reverse rotation operation control signal to the motor driving unit 150 according to the tilting angle setting information detected by the input unit 170, Is controlled to be variable.

The controller 190 receives the angle information output from the sensor 180 and determines whether or not the second reflector 122 is positioned at a predetermined tilting angle. The controller 190 controls the motor driver 150, So that an accurate tilting operation can be performed by outputting an operation control signal or outputting a signal.

In addition, the controller 190 outputs an operation control signal to the light source module 130 so as to control the on / off operation.

(Second Embodiment)

FIG. 8 is a block diagram showing another embodiment of a luminaire having a tilting structure of a reflector according to the present invention, FIG. 9 is an exploded perspective view showing the structure of a luminaire having a tilting structure of the reflector according to FIG. 8, 8 is a cross-sectional view showing a structure of a luminaire having a tilting structure of a reflector according to the present invention.

8 to 10, the luminaire 200 having the tilting structure of the reflector according to the second embodiment includes a housing 210, a reflector 220, a light source module 230, A motor driving unit 250, an input unit 270, a sensor unit 280, and a control unit 290. The control unit 290 controls the motor driving unit 250,

The housing 210 is a rectangular member having a storage space therein and includes a reflective portion 220, a light source module 230, an input portion 270, a sensor portion 280, and a control portion 290 And a guide groove 211 is formed on the side surface to guide the path so that the reflecting portion 220 moves along the housing 210.

The reflector 220 includes a first reflector 221 and a second reflector 222 disposed inside the housing 210 and includes a third reflector 223. The third reflector 223 The tilting angle of the first and second reflectors 221 and 222 is changed according to the position of the light source module 230 to vary the angle of reflection of the light emitted from the light source module 230.

The first reflecting portion 221 is a plate-shaped member having a curvature. The first reflecting portion 221a protrudes at a predetermined length from both ends of the first reflecting portion 221 and is engaged with the guide groove 211 of the housing 210, So that one side of the first reflecting portion 221 is guided to move horizontally during the tilting operation of the reflecting portion 221.

The second reflecting portion 222 is a plate-shaped member having a curvature and is arranged in parallel with the first reflecting portion 221. The second reflecting portion 222 is provided at both ends with a second guide portion 222a protruding by a predetermined length, 210 so as to guide one side of the second reflecting portion 222 in a horizontal direction during a tilting operation of the second reflecting portion 222. [

The third reflecting portion 223 is rotatably installed between the first and second reflecting portions 221 and 222 through a hinge portion 224 and has a through hole 223a formed at the center thereof with a thread, And engages with the rotation shaft 251 of the motor driving unit 250.

The third reflecting portion 223 is connected to the third reflecting portion 223 through the hinge portion 224 when the motor driving portion 250 coupled through the through hole 223a moves in the forward / One side of the first and second reflecting portions 221 and 222 moves up and down so that the angle of reflection inside the housing 210 is variable.

The light source module 230 is installed on one side of the housing 210 and emits light. The light source module 230 includes a printed circuit board 230a and a plurality of LEDs And a module 230b.

The transparent portion 240 is a transparent or semitransparent member and is installed at a lower portion of the housing 210 to block foreign substances from entering the interior of the housing 210. Light emitted from the light source module 230 .

The motor drive unit 250 is installed in the housing 210 and the rotation axis 251 is connected to the third reflection unit 223 of the reflection unit 220 to rotate the third reflection So that the portion 223 moves in the up / down direction.

The rotating shaft 251 is threaded on an outer surface of the rotating shaft 251 and is coupled with the through hole 223a of the third reflecting portion 223. A stopper 251a is provided at an end of the rotating shaft 251, (223) is not separated from the rotary shaft (251).

The first and second reflecting parts 221 and 222 connected to each other through the hinge part 224 are also moved upward when the rotating shaft 251 is rotated forward and the third reflecting part 223 moves upward The first guide part 221a of the first reflecting part 221 and the second guide part 222a of the second reflecting part 222 move horizontally along the guide groove 211 of the housing 210 So that the angles of the first and second reflectors 221 and 222 are changed.

When the rotation axis 251 rotates in the reverse direction while the third reflection portion 223 is moved upward, the third reflection portion 223 moves downward and the first and second reflection portions 223, The first guide part 221a of the first reflecting part 221 and the second guide part 222a of the second reflecting part 222 are moved in the downward direction And horizontally moves along the guide groove 211 of the housing 210 so that the angles of the first and second reflecting parts 221 and 222 are changed.

The input unit 270 includes a keypad, a button switch, and the like disposed at a remote location spaced a predetermined distance from the housing 210 or through a cable. The input unit 270 detects tilting angle setting information and the like of the reflection unit 220 from the manager, (290).

The sensor unit 280 is installed in the housing 210 to detect angle information of the first and second reflecting units 221 and 222 tilted and transmits the detected angle information to the controller 290.

The control unit 290 is provided in the housing 210 and outputs a forward rotation or reverse rotation operation control signal to the motor driving unit 250 according to the tilting angle setting information detected by the input unit 270, Is moved upward or downward so that the first and second reflecting parts 221 and 222 connected to each other through the hinge part 224 are pinched or widened to control the reflection angle to be variable.

The controller 290 receives the angle information output from the sensor unit 280 and determines whether the first and second reflectors 221 and 222 are positioned at a predetermined tilting angle. The operation control signal is output to the motor driving unit 250 or the output of the signal is terminated so that a precise tilting operation can be performed.

Also, the controller 290 outputs an operation control signal to the light source module 230 so as to control the on / off operation.

Accordingly, by applying a tilting structure to adjust the angle of reflection of the luminaire, it is possible to provide light in a wide or narrow range depending on the installation position of the luminaire by variable control of the irradiation range of the light, By controlling according to the environment, it is possible to provide an appropriate illuminance at the position where the lamp is installed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. It can be understood that

In the course of the description of the embodiments of the present invention, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, , Which may vary depending on the intentions or customs of the user, the operator, and the definitions of these terms should be based on the contents throughout this specification.

100: luminaire 110: housing
111: motor housing 112: guide portion
120: reflection part 121: first reflection part
122: second reflecting part 123: hinge part
124: second reflector link 130: light source module
130a: printed circuit board 130b: LED module
140: lower housing 150: motor driving part
151: pinion gear 160:
161: rack gear 170: input part
180: sensor unit 190: control unit
200: luminaire 210: housing
211: guide groove 220:
221: first reflecting portion 221a: first guide portion
222: second reflecting portion 222a: second guide portion
223: third reflecting portion 223a: through-hole
224: hinge part 230: light source module
230a: printed circuit board 230b: LED module
240: transparent part 250: motor driving part
251:

Claims (6)

A housing 110;
A reflector 120 installed on the housing 110 so as to be partially tiltable and varying the reflection angle of the light according to the tilted angle;
A light source module 130 installed in the housing 110 to output light;
A motor driving unit 150 installed in the housing 110 to provide a driving force to tilt the reflecting unit 120;
A link unit 160 connected to one side of the reflection unit 120 and connected to the other side of the motor driving unit 150 to tilt the reflection unit 120 according to the operation of the motor driving unit 150;
An input unit 170 installed in the housing 110 to detect setting information of the reflection unit 120; And
The control unit 140 outputs an operation control signal to the motor driving unit 150 according to the setting information detected by the input unit 170 to control the reflection angle of the reflection unit 120 to vary, And a control unit (190) for outputting a signal.
The method according to claim 1,
Wherein the luminaire further comprises a sensor unit (180) installed at one side of the housing (110) to detect tilting angle information of the reflection unit (120).
3. The method according to claim 1 or 2,
The reflection unit 120 includes a first reflection unit 121 fixed to the inside of the housing 110;
A second reflector 122 rotatably coupled to one side of the first reflector 121 through a hinge 123,
And a second reflector link 124 extending from the hinge 123 to one side of the second reflector 122 to extend to a predetermined length.
A housing 210 having guide grooves 211 formed therein to allow the reflective portion 220 to move;
A reflection part 220 which partly mates with the guide groove 211 of the housing 210 and moves in the upward / downward direction and changes the reflection angle of light;
A light source module 230 installed in the housing 210 to output light;
A motor driving unit 250 installed in the housing 210 and connected to the reflection unit 220 to provide a driving force to move the reflection unit 220 in the up / ;
An input unit 270 installed in the housing 210 to detect setting information of the reflection unit 220; And
The control unit 220 outputs an operation control signal to the motor driving unit 250 according to the setting information detected by the input unit 270 to control the reflection angle of the reflection unit 220 to be variable, And a control unit (290) for outputting a signal.
5. The method of claim 4,
Wherein the lamp further comprises a sensor unit (280) installed at one side of the housing (210) to detect tilting angle information of the reflector (220).
The method according to claim 4 or 5,
The reflective portion 220 includes a first reflective portion 221 formed at both ends thereof with a first guide portion 221a engaged with the guide groove 211 of the housing 210;
A second reflecting portion 222 disposed parallel to the first reflecting portion 221 and having second guide portions 222a formed at both ends thereof to mate with the guide grooves 211 of the housing 210; And
The hinge unit 224 is rotatably installed between the first and second reflecting units 221 and 222 through a hinge unit 224 and is coupled to the rotating shaft 251 of the motor driving unit 250 through the through hole 223a, And a third reflector (223) moving in the up / down direction according to the operation of the motor driver (250) and varying the reflection angle of the first and second reflectors (221, 222) Luminaires with tilting structure of reflector.

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