KR20190091114A - LED lighting fixture having an opening/closing part that can be opened and closed according to temperature - Google Patents

Abstract

The present invention relates to an LED lighting fixture having an opening/closing unit capable of being opened and closed in accordance with temperature. More specifically, the present invention relates to an LED lighting fixture having an opening/closing unit capable of being opened and closed in accordance with temperature which has an opening and closing unit, which controls opening and closing of a penetration unit formed in a body unit surrounding an LED module, formed therein when temperature inside the body unit rises above predetermined temperature due to heat generated from the LED module, emits the heat inside the body unit by opening the opening and closing unit, and cools the LED module to increase a lifetime of the LED module and increase light emitting performance. The LED lighting fixture having an opening/closing unit capable of being opened and closed in accordance with temperature can emit the heat inside the body unit generated by the LED module to the outside through the opening and closing unit capable of being opened and closed in accordance with the temperature which is predetermined by a user or a manufacturer, and maintain the temperature inside the body unit below the predetermined temperature desired by the user to extend the lifetime of the LED module and increase power generation efficiency.

Description

LED lighting fixture having an opening / closing part that can be opened and closed according to temperature}

The present invention relates to an LED lighting device having an opening and closing part that can be opened and closed according to temperature, and more particularly, an opening and closing part for controlling opening and closing of the Kanto part formed on a body part surrounding the LED module is formed, and due to heat generated from the LED module. When the temperature inside the body portion rises above a certain temperature, the opening and closing portion opens to dissipate heat inside the body portion, cools the LED module, increases the lifespan of the LED module, and opens and closes according to the temperature to increase the light emission performance. It relates to an LED lighting device having a possible opening and closing.

Light emitting diodes (LEDs) are made of semiconductors called PN junctions, and electrons and holes injected from the electrodes into the semiconductor flow through different energy bands and recombine over the band gap near the PN junction. Has the principle of emitting light. LEDs are simple in structure and can be mass-produced. They do not use filament like bulbs, so they are small, vibration-resistant and have a long service life.

In addition, the LED is attracting attention as a next-generation light source that can replace incandescent lamps and fluorescent lamps, which can save energy by up to 9% because of high efficiency of converting electrical energy into light energy.

Therefore, in recent years, the use of LED lighting device is increasing, but the lighting device using the LED as a light source is not constant life due to the heat generated from the LED, in order to solve this problem, the design of heat dissipation when manufacturing the LED lighting device There is a lot of emphasis on this.

As a technology for heat dissipation of such an LED lighting device, conventionally, a heat dissipation fin may be configured in a body, or a structure in which forced cooling is performed by purifying coolant. However, the heat radiation through the heat radiation fins has the disadvantage that increases the volume and weight of the LED lighting device.

In order to solve the above problems, the Republic of Korea Patent No. 10-1191403 (“LED lamp head with automatic opening and closing plate”, hereinafter referred to as 'prior art') in the automatic opening and closing according to the temperature of the LED chip Disclosed is a LED street light head having an opening and closing plate.

In the prior art, by configuring an opening and closing plate that is automatically opened and closed by the temperature of the LED chip, without increasing the volume of the lighting device, to provide an LED street light head to increase the cooling efficiency of the LED chip to increase the life of the LED chip.

However, the above-mentioned prior art is opened and closed by the inherent thermal shrinkage and thermal expansion amount of the materials of the low thermal expansion plate 106a and the high thermal expansion plate 106b, as shown in FIG. The closing temperature is also caused by thermal equilibrium, so the closing temperature and timing cannot be predicted.

Republic of Korea Patent No. 10-1191403 (Registration date 2012.10.09.)

The present invention has been made to solve the above problems, an object of the present invention, when the temperature inside the LED lighting device is a certain temperature or more, a part of the surface of the LED lighting device is opened by the opening and closing the heat inside the outside The present invention provides an LED lighting device having an opening / closing unit which can be opened and closed according to a temperature having high lifespan and high luminous efficiency, by exiting and cooling the inside of the LED lighting device by external air.

LED lighting device having an opening and closing portion that can be opened and closed according to the temperature according to an embodiment of the present invention, in the LED lighting fixture, the LED module, one side and the other side penetrates, the interior of the hollow housing, the LED Connected to the module, the body portion capable of opening and closing the through portion formed in the side according to the temperature, the cover portion coupled to one side of the body portion, the opening and closing portion formed on the outer surface of the body portion to correspond to the through portion and the inside of the body portion Is formed to measure the temperature inside the body portion, and is electrically connected to the opening and closing portion is configured to include an open control unit for controlling the opening and closing portion.

Further, the cover portion is one side and the other side is partially open, the other side is connected to one side of the body portion, the protective cover for protecting the LED module and one side of the protective cover, the LED module It may be characterized in that it comprises a light emitting cover to cover the light emitting direction.

Further, the opening and closing portion is rotated one side is connected to the outer surface of the body portion, the rotation control unit receiving a signal from the opening control unit and one side is connected to the rotation control unit, the rotation unit which can be rotated in one axis direction by the rotation control unit It may be characterized by comprising a.

Furthermore, the opening and closing part may be made of a solenoid valve or a solenoid valve that controls the opening and closing of the through part by receiving a signal from the opening control part.

Furthermore, the opening control unit includes a temperature sensor for measuring the temperature inside the body portion; And an operation unit which receives the temperature signal measured by the temperature sensor and controls the opening and closing unit according to the temperature received from the temperature sensor through a pre-stored algorithm.

Furthermore, the body portion may be formed on the outer surface of the body portion, it may be characterized in that it further comprises a heat radiation fin for radiating heat inside the body portion.

Furthermore, the heat dissipation fin may be perpendicular to the side surface of the body portion in which the through part is formed, and formed on a pair of surfaces corresponding to each other, and may have a structure in which one side end of the pair of surfaces is connected to each other. .

Furthermore, the body portion may further include a wiring tube through which a portion of the other side of the body portion penetrates and passes a wire for transmitting power to the LED module.

Furthermore, the body portion may further comprise a net portion formed on the inner surface of the body portion to correspond to the through portion.

Furthermore, the body portion is formed to protrude a predetermined distance to the center of the body portion on the inner surface of the body portion, one side may be characterized in that it further comprises a support portion connected to the LED module.

Furthermore, the LED lighting device having an opening and closing portion that can be opened and closed according to the temperature may be characterized in that it further comprises applying a power to the LED module, a power supply device embedded in the body portion.

Furthermore, the power supply device may further comprise an insulation guide formed for insulation between the power supply device and the body portion.

The LED lighting device having an opening and closing part that can be opened and closed according to the temperature of the present invention by the configuration as described above the heat inside the body portion generated by the LED module through the opening and closing part that can be opened and closed according to the temperature specified by the user or manufacturer. It can be discharged to, the temperature inside the body can be maintained below a certain temperature desired by the user, it has the effect of extending the life of the LED module, and can increase the power generation efficiency.

In addition, the present invention is formed on the inner surface of the body portion corresponding to the through portion is formed in the body portion through the opening of the body portion to prevent foreign substances such as worms and large particles of dust to be inserted into the body portion, the body during heat dissipation By preventing contamination inside the unit, it is possible to prevent operation errors of the LED module, the opening and closing portion and the open control unit.

In addition, in the present invention, since the through part is not always kept open and selectively opens to lower the temperature inside the body part, snow, rain, or fine dust is introduced into the body part, thereby causing an operation error of the LED module. To prevent it from occurring.

1 is a cross-sectional view of the prior art
2 is a perspective view of the present invention
3 is a cross-sectional view according to a first embodiment of the present invention.
4A is an enlarged close up view of the present invention
4b is an enlarged open view of the present invention;
5 is a cross-sectional view according to a second embodiment of the present invention.
6 is a perspective view according to a third embodiment of the present invention;
7 is a cross-sectional view according to a third embodiment of the present invention.

Hereinafter, the technical spirit of the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, terms or words used in the specification and claims should not be construed as having a conventional or dictionary meaning, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be variations.

Hereinafter, the technical spirit of the present invention will be described in more detail with reference to the accompanying drawings. The accompanying drawings are only examples to illustrate the technical idea of the present invention in more detail, and thus the technical idea of the present invention is not limited to the forms of the accompanying drawings.

2 to 3, the LED lighting device 100 having an opening and closing portion 400 that can be opened and closed according to the temperature according to the first embodiment of the present invention, in the LED lighting device, LED module 300, one The side and the other side penetrates, the inside of the hollow housing shape, connected to the LED module 300, the body portion 200 capable of opening and closing the through portion 220 formed on the side according to the temperature, the body portion ( Cover portion 210 coupled to one side of the 200, is formed in the opening and closing portion 400 and the body portion 200 formed on the outer surface of the body portion 220 to correspond to the through portion 220 Measuring the temperature inside the body portion 200, and is electrically connected to the opening and closing portion 400 is configured to include an opening control unit 500 for controlling the opening and closing portion 400.

The LED lighting device 100 having the opening and closing unit 400 that can be opened and closed according to the temperature of the present invention according to the first embodiment with the above-described configuration measures the temperature of the heat generated by the LED module 300, and Accordingly, by controlling the opening / closing unit 400, the temperature inside the body 200 is maintained below a predetermined temperature desired by the user, thereby extending the life of the LED module 300 and increasing power generation efficiency. .

Referring to FIG. 2, the body part 200 is illustrated in a square pillar shape, but is not limited to the square pillar shape, and includes the LED module 300 and forms the through part 220 on a side surface thereof. If one side is a shape that can be combined with the cover portion 210 may be formed in any shape.

In addition, the body portion 200 may further include a heat dissipation fin 600 formed on an outer surface of the body portion 200 to radiate heat inside the body portion 200. The heat dissipation fin 600 is the same length or shorter than the length from one side end to the other end of the outer surface of the body portion 200, it is preferable that a plurality is installed in accordance with the width of the body portion 200, By dissipating the internal heat of the body 200 to the outside, the life of the LED module 300 is increased, and the luminous efficiency is increased.

In addition, the body portion 200 may further include a wiring tube 230 through which a portion of the other side of the body portion 200 penetrates and a wire passing power to the LED module 300 passes. . One side of the wiring tube 230 is connected to the LED module 300, the other side is connected to a power supply (not shown), the power of the LED module 300 as well as the LED module 300 electrically Power may also be transmitted to the open control unit 500 and the open / close unit 400 electrically connected to the open control unit 500, not through the LED module 300, and the open / close unit 400 and the open control unit. Power may be delivered to 500.

The cover portion 210 is preferably made of a transparent material such as glass, plastic in order to transmit the light emitted from the LED module 300 to the outside, the body portion which is the light emitting direction of the LED module 300 It is preferable to be connected to one side of the (200). In addition, the cover portion 210 is formed in a convex lens shape, as shown in Figure 2, so that the protruding surface toward the outside, the concave surface toward the inner surface of the body portion 200, 200 It is preferable to be installed in), the shape of the cover portion 210 is not limited to this, it may be formed in a plate shape without bending.

The opening and closing portion 400 is one side is connected to the outer surface of the body portion 200, the rotation control unit 410 and one side is connected to the rotation control unit 410 receives a signal from the open control unit 500, The rotation controller 410 may include a rotation unit 420 that can rotate in one direction. The rotation control unit 410 has an internal space so that one side of the rotation unit 420 can be inserted into the rotation control unit 410, receives an electrical signal from the rotation control unit 410, the rotation unit ( When 420 opens the penetrating part 220, one side of the pivoting part 420 is accommodated in the pivoting control part 410, and the pivoting part 420 closes the penetrating part 220. When one side of the rotating unit 420 is controlled to be exposed to the outside of the external control unit.

Although not shown, the pivot controller 410 has an internal axis connected to one side of the pivot 420 by the signal transmitted from the open controller 500 toward the through part 220, or By moving toward the one direction of the rotation control unit 410, the rotation unit 420 may be controlled to open or close the through part 220, the rotation control unit 410 is the rotation unit 420 Is not limited to this, but the rotation control unit 410 that receives an electrical signal from the open control unit 500, one side of the rotation control unit 410 through an electrical or mechanical method Any method may be applied as long as the connected pivot unit 420 can be rotated in one direction.

In addition, the opening and closing unit 400 may be formed of a solenoid valve or a solenoid valve that controls the opening and closing of the through part 220 by receiving a signal from the opening control part 500. The solenoid valve or the solenoid valve may receive a signal from the open control part 500 to open and close the through part 220 using the electromagnetic force of the electromagnetic coil.

The through part 220 may be formed in plural according to the durability of the body part 200 and the characteristics of the material, and the plural opening parts 400 may also be formed to correspond to the through part 220.

3 to 4, the LED module 300 may be a PCB type LED, and in general, an LED used in a lighting device to which the LED is applied may be applied.

As shown in FIG. 3, the open control unit 500 receives a temperature sensor 510 for measuring a temperature inside the body 200 and a temperature signal measured by the temperature sensor 510, and stores a previously stored algorithm. The control unit 520 may be configured to control the opening and closing unit 400 according to the temperature received from the temperature sensor 510. The temperature sensor 510 may be individually formed in the body portion 200 or may be formed in contact with the operation portion 520 and may be connected to the inside of the body portion 200 through the operation portion 520.

When the temperature inside the body 200 received as a signal from the temperature sensor 510 is less than a predetermined temperature according to a pre-stored algorithm, the operation unit 520, the opening and closing unit 400 as shown in Figure 4a Transmitting a signal to maintain the through part 220 of the body portion 200 in a closed state. In addition, when the temperature inside the body 200 received as a signal from the temperature sensor 510 is determined to be higher than or equal to a predetermined temperature according to a pre-stored algorithm, the operation unit 520, as shown in FIG. The signal may be transmitted to 400 to open the through part 220 of the body part 200, thereby dissipating heat inside the body part 200 to the outside, thereby cooling the inside of the body part 200.

3 to 4, the body part 200 may further include a mesh part 700 formed on an inner surface of the body part 200 to correspond to the through part 220. When the through part 220 is opened by the opening and closing part 400, the mesh part 700 prevents foreign substances such as worms and particles having large particles from being inserted into the body part 200. By preventing the internal contamination of the LED lighting device 100 having the opening and closing unit 400 that can be opened and closed according to the temperature, to prevent operation errors of the LED module 300, the opening and closing unit 400, the opening control unit 500. can do.

When the through part 220 is maintained in an open state, fine particles or snow, which are not filtered by the mesh, are continuously introduced into the body part 200 and the LED module 300 and the opening / closing part 400. ), An operation error of the opening control unit 500 may occur. Therefore, in order to prevent this, the through part 220 is not always kept in an open state, and an opening must be selectively performed to lower the temperature of the inside of the body part 200.

Referring to FIG. 5, the body part 200 of the LED lighting device 100 having the opening and closing part 400 that can be opened and closed according to the temperature according to the second embodiment of the present invention is an inner surface of the body part 200. It is formed to protrude a predetermined distance to the center of the body portion 200, one side may be made to further include a support 240 connected to the LED module 300. The position where the LED module 300 is fixed inside the body 200 through the support 240 may be changed, and as shown in FIG. 5, the LED module 300 is the center of the body 200. When located in the heat dissipation of both the one side and the other side of the LED module 300 by the plurality of through parts 220 and the opening and closing portion 400 corresponding thereto, so as to the LED module 300 The heat generated by the heat dissipation can be more effectively radiated. The support portion 240 may be formed anywhere in the inner surface of the body portion 200, may be formed in a non-breaking shape along the inner surface of the body portion 200, formed in a floating shape with a break May be

6 and 7, the cover part 210 of the LED lighting device 100 having the opening and closing part 400 which can be opened and closed according to the temperature according to the third embodiment of the present invention is shown in FIG. 6. As one side and the other side is partially open, the other side is connected to one side of the body portion, the protective cover 211 and the one side of the protective cover 211 to protect the LED module 300 The light emitting cover 212 may cover the light emitting direction of the LED module 300. At this time, the LED module 300 is connected to the outside of one side of the body portion 200, the intensity of light emission can be stronger, the side surface is protected by the protective cover 211, the light emitting cover ( The light emitting direction surface can be protected by 212). The protective cover 211 is preferably made of the same material as the body portion 200, if necessary, as shown in Figure 6, the heat dissipation fin 600 formed in the body portion 200 is extended Heat dissipation fins may be formed in the protective cover 211 in a shape.

The light emitting cover 212 is preferably formed of a transparent material such as transparent glass or plastic, and preferably formed in a shape capable of scattering light of the LED module 300.

Referring to FIG. 7, the heat dissipation fin 600 of the LED lighting device 100 having the opening / closing part 400 that can be opened and closed according to the temperature according to the third embodiment of the present invention has the through part 220 formed therein. It is perpendicular to the side of the body portion 200, it is formed on a pair of surfaces corresponding to each other, it may be characterized in that one side of the pair of surfaces has a structure that is connected to each other. At this time, the body portion 200 of the surface on which the heat dissipation fin 600 is formed is preferably made of a metal material having a high thermal conductivity, such as aluminum, the body portion 200 is formed with the through portion 220 The side of the heat dissipation fin 600 may be made of a metal material having a high thermal conductivity in the same way as the surface is formed, it may be made of a material having a low thermal conductivity, such as plastic.

At this time, the LED module 300 is connected to the surface formed by connecting one side end of the pair of surfaces in which the heat dissipation fin 600 is formed, the heat generated by the LED module 300 immediately the heat dissipation fin Transferred to 600, faster heat dissipation can occur.

In addition, the LED lighting device 100 having an opening and closing unit 400 that can be opened and closed in accordance with the temperature of the present invention applies power to the LED module 300, the power supply device (intrinsic to the body 200) ( It may be characterized in that it further comprises (800). The power supply device 800 is fixed to the inner surface of the body portion 200 of the surface on which the heat dissipation fins 600 are formed, or to the inner surface of the body portion 200 of the side surface on which the through portion 220 is formed. 200). The power supply device 800 may be applied to a device such as SMPS, the power supply device 800 is connected to the power line connected to the outside through the wiring conduit 230, through the power supply device 800 Power may be transmitted to the LED module 300, the opening control part 500, and the rotation control part 410.

In this case, the power supply device 800 may further include an insulation guide 810 formed for insulation between the power supply device 800 and the body portion 200. The insulation guide 810 is preferably made of an insulating material so as to prevent a short circuit accident in which electricity may flow through the body portion 200 of the metal material through the power supply device 800.

As described above, the present invention has been described by specific embodiments such as specific components and the like. However, this is merely provided to help a more general understanding of the present invention, and the present invention is limited to the above embodiment. However, various modifications and variations are possible to those skilled in the art to which the present invention pertains.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and all the things equivalent to or equivalent to the claims as well as the following claims will fall within the scope of the present invention. .

100: LED luminaire with opening and closing part which can open and close according to temperature
200: body portion 210: cover portion
211: protective cover 212: light emitting cover
220: through part 230: wiring tube
240: support
300: LED Module
400: opening and closing part 410: rotation control
420: rotating part
500: open control unit 510: temperature sensor
520: control panel
600: heat dissipation fin
700: net
800: power supply 810: insulation guide

Claims (12)

In the LED lighting fixture,
LED module;
One side and the other side penetrates, the inside of the hollow housing, connected to the LED module, the body portion capable of opening and closing the through portion formed on the side according to the temperature;
A cover part coupled to one side of the body part;
An opening part formed on an outer surface of the body part to correspond to the through part; And
An opening control part formed inside the body part to measure a temperature inside the body part and electrically connected to the opening and closing part to control the opening and closing part;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that comprises a.
The method of claim 1, wherein the cover portion,
One side and the other side is partially open, the other side is connected to one side of the body portion, the protective cover for protecting the LED module; And
A light emitting cover connected to one side of the protective cover and covering a light emitting direction of the LED module;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that comprises a.
The method of claim 1, wherein the opening and closing portion,
A rotation control unit having one side connected to an outer surface of the body unit and receiving a signal from the opening control unit; And
A rotating unit connected to one side of the rotating control unit and capable of rotating in one axial direction by the rotating control unit;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that comprises a.
The method of claim 1, wherein the opening and closing portion,
LED lighting device having an opening and closing portion that can be opened and closed according to the temperature, characterized in that consisting of a solenoid valve or solenoid valve for controlling the opening and closing of the through part receives a signal from the opening control unit.
The method of claim 1 wherein the opening control unit,
A temperature sensor measuring a temperature inside the body portion; And
An operation unit receiving the temperature signal measured by the temperature sensor and controlling the opening and closing unit according to the temperature received from the temperature sensor through a pre-stored algorithm;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that comprises a.
The method of claim 1, wherein the body portion,
A heat dissipation fin formed on an outer surface of the body part and dissipating heat inside the body part;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.
The heat dissipation fin of claim 6,
The opening and closing part that is vertical to the side of the body portion in which the through part is formed, is formed on a pair of surfaces corresponding to each other, and has a structure in which one end of the pair of surfaces is connected to each other. Equipped with LED lighting fixtures.
The method of claim 1, wherein the body portion,
A wiring tube through which a portion of the other side of the body portion penetrates and passes wiring for transmitting power to the LED module;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.
The method of claim 1, wherein the body portion,
A mesh portion formed on an inner surface of the body portion so as to correspond to the through portion;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.
The method of claim 1, wherein the body portion,
A support part formed on the inner surface of the body part by protruding a predetermined distance from the center of the body part, and having one side connected to the LED module;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.
The method of claim 1,
A power supply device configured to apply power to the LED module and be embedded in the body part;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.
The method of claim 11, wherein the power supply device,
An insulation guide formed for insulation between the power supply and the body portion;
LED lighting fixture having an opening and closing portion that can be opened and closed according to the temperature, characterized in that further comprises.

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