JP7093947B2 - Indirect lighting system and LED lighting equipment - Google Patents

Description

The present invention relates to an indirect lighting system and an LED lighting device advantageously used as a lighting device constituting the indirect lighting system.

Indirect lighting systems can be installed to ensure a calm resting or sleeping environment for patients, guests, and residents in partitioned spaces such as hospital rooms, hotel rooms, and bedrooms in houses. many. An indirect lighting system in such a partitioned space basically installs a lighting device on the wall of the partitioned space or furniture or equipment placed in the partitioned space, and emits light from the lighting device to the ceiling. It is a lighting system that illuminates a surface once and then irradiates furniture such as a bed placed on the floor surface or the section concerned with the reflected light from the ceiling surface.

Patent Document 1 discloses a lighting fixture used in a hospital room or the like, which provides comfortable lighting suitable for each patient and allows other patients to spend their time at rest. .. This lighting fixture is a lighting fixture in which the upper lighting portion used as an interior light and the lower lighting portion used as a reading light are integrally mounted on the wall surface, and efficient lighting is performed by a prism mounted inside the fixture. It is explained that the distribution of light can be realized, and this upper lighting portion makes it possible to realize the desired indirect lighting by temporarily reflecting the illumination light from the luminaire to the ceiling surface.

Patent Document 2 discloses a semi-open private room type partition device used as an examination room or a hospital room, and a horizontally extending lamp (fluorescent lamp) and a shade provided at the bottom of the partition are provided on the side wall of the partition. An indirect lighting device consisting of is shown. In this indirect lighting device, the illumination light emitted from the lamp is irradiated downward through the reflection by the eaves-shaped member provided above the lamp.

Utility Model Registration No. 3075295 Japanese Patent Application Laid-Open No. 2003-336339

As described in Patent Document 1 and Patent Document 2, indirect lighting systems used in partitioned spaces such as examination rooms and hospital rooms are already known. However, all of the indirect lighting systems described in those patent documents are fixedly attached to the wall body, and the position and range of being illuminated by the indirect lighting are not expected to be changed.

On the other hand, not only the patient in the hospital room, but also the guest of the hotel or the resident of the house, the patient, when he / she is in a resting state, wants to read, wants to eat, or wants to sleep. Guests and residents can freely set the light irradiation position and / or the light irradiation area where the illumination light is irradiated by using indirect lighting according to each person's preference and physical condition. Often you want to change it. However, as far as the inventor of the present invention knows, an indirect lighting system having a degree of freedom to meet the wishes of patients in such hospital rooms has not been developed so far.

Therefore, the subject of the present invention is when a patient in a hospital room, a guest in a hotel, a resident of a house, or the like is in a resting state, wants to read, wants to eat, or tries to go to sleep. When you wish to freely change the light irradiation position and / or the light irradiation area that is illuminated by indirect lighting according to each person's taste and physical condition, you can easily respond to that request. It is an object of the present invention to provide an indirect lighting system that can be used, and a lighting device that can be advantageously used in the indirect lighting system.

As a result of research for developing a new indirect lighting system for the purpose of solving the above-mentioned problems, the inventor of the present invention has developed the following new indirect lighting system using an LED light source as a lighting light source. Successful.

That is, the present invention has an LED substrate having an LED light source on the surface, a first convex lens arranged so as to cover the LED light source on the upper side of the LED substrate, and a through hole in a corner provided on the back surface of the LED substrate. The top of the LED board guide column and LED board guide column inserted and placed in the through hole of the radiator plate so that the LED board and the radiator plate can move in the direction perpendicular to the plane of the radiator plate and the radiator plate. Alternatively, a frame body fixed in the vicinity thereof, a second convex lens supported by the frame body and arranged at a position where the focal point of the first convex lens is extended, an LED substrate and a heat dissipation plate are integrally moved up and down along a support column. The second convex lens provides an LED luminaire that includes an elevating drive mechanism to move, and a swing drive mechanism that supports the frame together with the LED substrate, heat dissipation plate, and support so that it can swing integrally in the vertical direction. An LED lighting device configured to be housed and fixed inside a box-shaped container having a light-transmitting window on the surface on the side to be located is at least the surface of the wall of a section having a wall, a ceiling, and a floor, or the surface thereof. It is possible to change the light irradiation position and / or the light irradiation area on the floor surface or the bed placed on the floor surface, which is fixed to the surface of the board placed upright in the compartment. Provides an indirect lighting system.

The "light irradiation position" and "light irradiation area" as used in the present specification and the description of the scope of the patent claim are directly irradiated by the light (reflected light) emitted from the LED lighting device and reflected on the ceiling surface. It means the position and area of the area to be lit, the position and area of the part directly irradiated by the light emitted from the LED lighting device, and the light reflected on the surface of the wall or equipment other than the ceiling surface to irradiate. It does not include the position or area of the part to be covered.

The present invention also has an LED substrate with an LED light source on the surface, a first convex lens arranged so as to cover the LED light source on the upper side of the LED substrate, and heat dissipation having a through hole in a corner provided on the back surface of the LED substrate. The LED board guide column, the top of the LED board guide column, or the LED board guide column inserted and placed in the through hole of the radiator plate so that the LED substrate and the radiator plate can be moved in the direction perpendicular to the plate and the plane of the radiator plate. The frame body fixed in the vicinity thereof, the second convex lens supported by the frame body and arranged at the position where the focal point of the first convex lens is extended, the LED substrate and the heat radiation plate are integrally moved up and down along the support column. A second convex lens positions an LED lighting fixture that includes an elevating drive mechanism that allows the frame to swing up and down together with an LED substrate, a heat dissipation plate, and a support so that the frame can swing integrally in the vertical direction. Also provided is an LED lighting device that is housed and fixed inside a box-shaped container having a light transmissive window on the surface of the side.

Preferred embodiments of the indirect lighting system of the present invention are as follows.
(1) The lighting device is attached to the wall body in the above section.
(2) The lighting device is attached to the surface of the board erected on the equipment arranged in the above section.
(3) The lighting device is attached to the surface of the board erected on the bed.
(4) The lighting device is embedded in the wall or board.
(5) A section having at least a wall, a ceiling, and a floor surface is a sickroom, a divided section of the sickroom, or a hotel room.

By using the indirect lighting system of the present invention, when a patient in a hospital room, a guest in a hotel, a resident of a house, or the like is reading or eating, resting, or trying to fall asleep, etc. If you want to freely change the light irradiation position and / or the light irradiation area that is illuminated by indirect lighting according to each person's taste and physical condition, you can easily do so with a simple operation. Can be accommodated.

It is a front view which shows the wall body where the LED lighting apparatus which follows this invention is installed, and is also the external view of the indirect lighting system which follows this invention. It is a side sectional view which shows the internal structure of the LED lighting apparatus installed in the wall body shown in FIG. It is a front view of the LED lighting apparatus shown in FIG. It is a side view of the LED lighting apparatus shown in FIG. It is a perspective view (the perspective view in the state which removed the case) which shows the internal structure of the LED lighting apparatus shown in FIG. FIG. 5 is a perspective view of the LED lighting device shown in FIG. 5 as viewed from the upper left side. It is a side view which looked at the LED lighting apparatus shown in FIG. 5 from the right side. It is a perspective view which looked at the LED lighting apparatus shown in FIG. 5 from the upper right side.

The indirect lighting system and the LED lighting device of the present invention will be described with reference to FIGS. 1 to 8 of the accompanying drawings.

FIG. 1 is a front view showing a wall body 12 in which an LED lighting device 11 according to the present invention is installed, and is also an external view of an indirect lighting system according to the present invention. 2 and 3 show a side sectional view and a front view of the LED lighting device 11 shown in FIG. 1, respectively. 4 and 5 show a side view of the LED lighting device 11 shown in FIG. 3 and a perspective view showing the internal structure (a perspective view in a state excluding the case), respectively. 6 is a perspective view of the LED lighting device shown in FIG. 5 from the upper left side, FIG. 7 is a side view of the LED lighting device 11 shown in FIG. 5 as seen from the right side, and FIG. 8 is a side view. , Is a perspective view of the LED lighting device 11 shown in FIG. 5 as viewed from the upper right side.

The LED lighting device 11 that can be used in the indirect lighting system according to the present invention is an LED substrate 14 provided with an LED light source 13, and heat dissipation having one or a plurality of through holes at a corner provided on the back surface of the LED substrate 14. The plate 15, the first convex lens 16 arranged so as to cover the LED light source 13 above the LED light source 13, and inserted into the through hole at the corner of the heat radiation plate so as to be movable in the direction perpendicular to the heat radiation plate 15. A second support for the LED board guide column 17, a frame body 18 arranged at or near the top of the LED board guide column 17, and a second convex lens 16 provided at a position where the focal point of the first convex lens 16 is extended. The convex lens 19, the LED light source 13, the LED board 14, and the heat dissipation plate 15 are integrally moved vertically along the LED board guide column 17, and the elevating drive mechanism 20 and the frame body 18 are mounted on the LED board. A rocking drive mechanism 21 that supports the heat-dissipating plate 15 and the LED board guide column 17 so as to be integrally swung in the vertical direction is included. The LED light source 13 is used by being electrically connected to an electric energy supply source (not shown).

The LED light source 13 is not particularly limited, and various light emitting diodes (LEDs) used as a light source of ordinary lighting equipment can be used. A light emitting diode is usually composed of a stem on which a light emitting diode chip is mounted and a cap of this stem, but since many configurations of such a light emitting diode are already known, detailed description thereof will be omitted. Further, the LED light source is electrically connected to an electric energy supply source for driving a light emitting diode by a base via an electric circuit. Since the configuration of the electric circuit for driving the light emitting diode is also well known, the detailed description thereof will be omitted.

The LED light source 13 is fixed to the LED substrate 14, and a heat sink 15 is provided on the back surface of the LED substrate 14. A convex lens 16 (first convex lens) for condensing, focusing, and irradiating the light emitted from the LED light source 13 on the upper side of the LED light source 13 is arranged so as to cover the LED light source 13. .. As a luminaire that utilizes the light generated from the LED light source, these configurations are common and do not require further detailed explanation.

In the LED lighting device 11 of the present invention, the LED light source 13, the LED substrate 14, the heat radiating plate 15, and the first convex lens 16 are integrated and moved up and down along the LED substrate guiding column 17. Is provided. The elevating drive mechanism 20 moves the LED light source 13, the LED substrate 14, the heat sink 15, and the first convex lens 16 as an integral body so as to move them closer to or further from the second convex lens 19. Can be made to. The LED substrate guide support column 17 is fixed to a frame body 18 that supports the second convex lens 19, and the frame body 18 has a swing drive mechanism 21 that enables the LED illuminator to swing in the vertical direction. It is housed and installed in a cylindrical box-shaped container 22 via a cylinder.

The elevating drive mechanism 20 is composed of, for example, as shown in FIG. 6, a box body 24 having a male screw 23 vertically provided on the lower side of the frame body 18 and a female screw portion fixed to a heat insulating plate. Has been done. The elevating drive mechanism 20 is supported by the attachment 25 to the box-shaped container 22 via the frame body 18 so that the frame body 18 can swing. Then, the fixture 25 is fixed to the inner wall of the box-shaped container 22.

The swing drive mechanism 21 includes a worm 26 and a gear 27 attached to the attachment 25 to the box-shaped container 22. Then, LED lighting is performed by engaging the arc-shaped opening 29 formed in another fixture 28 provided on the opposite side of the fixture 25 with respect to the LED illuminator and the protrusion 30 attached to the frame 18. It is possible to swing the device.

The LED lighting device described so far is housed and fixed in a cylindrical box-shaped container 22, and the box-shaped container 22 has a second convex lens in order to irradiate the outside with the light emitted from the LED lighting device. A light transmitting window portion 32 is formed on the surface on the side where 19 is located.

As described above, the LED lighting device of the present invention is fixed to the surface of the wall body of the section having at least the wall body, the ceiling and the floor surface, or the surface of the board arranged in an upright state in the section. However, when fixing the wall body, a wall body having a hole for the lighting device is formed by using a leaf spring-shaped lighting device fixing aid 31 as shown in FIGS. 3 and 4. It can be securely housed and fixed by the board.

11 LED lighting device 12 wall body 13 LED light source 14 LED board 15 heat dissipation plate 16 first convex lens 17 LED board guide support support 18 frame body 19 second convex lens 20 elevating drive mechanism 21 rocking drive mechanism 22 box-shaped container 23 male screw 24 Box body with female thread 25 Mounting tool for box-shaped container 26 Warm 27 Gear 28 Another mounting tool 29 Arc-shaped opening 30 Protrusion 31 Lighting device fixing aid 32 Light-transmitting window

Claims (6)

An LED board equipped with an LED light source on the surface, a first convex lens arranged so as to cover the LED light source on the upper side of the LED board, a heat radiating plate having a through hole in a corner provided on the back surface of the LED board, and a heat radiating plate. It is fixed to or near the top of the LED board guide column, the LED board guide column, which is inserted and placed in the through hole of the radiator plate so that the LED substrate and the radiator plate can move in the direction perpendicular to the plane. A frame body, a second convex lens supported by the frame body and arranged at a position where the focal point of the first convex lens is extended, an elevating drive mechanism that integrally moves the LED substrate and the heat dissipation plate up and down along the support column. Then, an LED lighting fixture including a swing drive mechanism that supports the frame together with the LED substrate, the heat dissipation plate, and the support column so as to be able to swing integrally in the vertical direction is placed on the surface on the side where the second convex lens is located. An LED lighting device that is housed and fixed inside a box-shaped container with a light-transmitting window is erected on the surface of or in the wall of a section having at least a wall, a ceiling, and a floor. An indirect lighting system that can change the light irradiation position and light irradiation area on the floor surface or the bed placed on the floor surface, which is fixed to the surface of the board arranged in. The indirect lighting system according to claim 1, wherein the lighting device is attached to the surface of a board erected on equipment arranged in the compartment. The indirect lighting system according to claim 1, wherein the lighting device is attached to the surface of a board erected on a bed arranged in the compartment. The indirect lighting system according to any one of claims 1 to 3, wherein the lighting device is embedded in a wall or a board. The indirect lighting system according to any one of claims 1 to 4, wherein the compartment having at least a wall, a ceiling, and a floor is a hospital room, a divided compartment in the hospital room, or a hotel room. An LED board equipped with an LED light source on the surface, a first convex lens arranged so as to cover the LED light source on the upper side of the LED board, a heat radiating plate having a through hole in a corner provided on the back surface of the LED board, and a heat radiating plate. It is fixed to or near the top of the LED board guide column, the LED board guide column, which is inserted and placed in the through hole of the radiator plate so that the LED substrate and the radiator plate can move in the direction perpendicular to the plane. A frame body, a second convex lens supported by the frame body and arranged at a position where the focal point of the first convex lens is extended, an elevating drive mechanism that integrally moves the LED substrate and the heat dissipation plate up and down along the support column. Then, an LED lighting fixture including a swing drive mechanism that supports the frame together with the LED substrate, the heat dissipation plate, and the support column so as to be able to swing integrally in the vertical direction is placed on the surface on the side where the second convex lens is located. An LED lighting device that is housed and fixed inside a box-shaped container equipped with a light-transmitting window.

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