KR20240066665A - Advertising lighting device using gobo light - Google Patents

Abstract

The present invention relates to a lighting device for indoor and outdoor advertising that is removable so that a user can easily attach a gobo to the lighting device.
A lighting device for indoor and outdoor advertising according to an embodiment of the present invention includes a light source that emits light; a housing that surrounds the light source and is elongated along the direction of travel of light emitted from the light source, and has an inner surface formed to reflect light from the light source; a gobo that is spaced apart from the light source and is detachably configured to the housing so as to be disposed in front of the direction in which light from the light source travels, and has an arbitrary pattern or character formed on a plate through which light transmits; and at least one lens that adjusts the focal length of light transmitted from the gobo; Includes.

Description

Advertising lighting device using gobo light {Advertising lighting device using gobo light}

The present invention relates to a lighting device for advertising indoors and outdoors, and more specifically, to a lighting device for advertising indoors and outdoors using a detachable gobo light so that the user can easily attach the gobo to the lighting device. It's about.

A gobo is an opaque screen used to block light from a specific area. It is a device used by drilling shapes, pictures, or symbols into a plate and attaching it to the aperture of a fixture. Gobos produce lights of various patterns, so they are mainly used to create stage backgrounds or stage production effects.

As the production of special effects becomes more frequent in various performances and broadcast programs, gobos in the form of metal plates with image patterns such as various patterns or letters are widely used as auxiliary devices for various special effect lighting devices such as moving lights and spotlights. (see patent document 1).

Recently, the uses of lighting devices equipped with such gobos have become more diverse. Lighting devices equipped with gobos are used to make the exterior more beautiful or to promote a specific company or product. When a gobo is mounted on a lighting device installed outside or inside a building to illuminate the exterior, road, or interior wall of the building, a decorative or promotional effect can be obtained by the shape projected on the gobo, and its use is expanding.

Prior Patent Document 2 discloses a lighting device including a gobo that can control various factors such as illuminance, shade, color, direction of light, and distribution of light.

According to this lighting device, there is an advantage that various lighting special effects can be produced by emitting light having various colors and shapes. However, since it is configured to control the arrangement of the gobo, including the configuration of the power unit and control unit, not only does it have a somewhat complicated mechanical structure, but there are also limitations in the ability of the general public to easily install or use lighting containing a gobo.

Accordingly, as the use of lighting devices containing gobos expands, there is a demand for the introduction of lighting devices that allow users to easily install gobos in lighting devices and have a structure that makes it easy to replace and install gobos.

The present invention was made to solve the above problems, and the purpose of the present invention is to provide a lighting device that allows users to easily mount a gobo on a lighting device and has a structure that makes it easy to replace and install the gobo.

Additionally, the purpose of the present invention is to provide a lighting device configured to prevent light leakage from a light source after mounting a gobo on the lighting device.

The object of the present invention is not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

A lighting device for indoor and outdoor advertising according to an embodiment of the present invention to solve the above problem includes a light source that emits light; a housing that surrounds the light source and is elongated along the direction of travel of light emitted from the light source, and has an inner surface formed to reflect light from the light source; a gobo that is spaced apart from the light source and is detachably configured to the housing so as to be disposed in front of the direction in which light from the light source travels, and has an arbitrary pattern or character formed on a plate through which light transmits; and at least one lens that adjusts the focal length of light transmitted from the gobo; Includes.

According to another feature of the present invention, a guide groove is formed in at least a portion of the housing long along the longitudinal direction of the housing, a guide protrusion is formed on at least a portion of the outer circumference of the gobo, and the guide protrusion is formed in the guide groove. The gobo can be detachably mounted on the housing in a manner that it is inserted and slides.

According to another feature of the present invention, a shielding member formed of an elastic member and arranged to surround the guide groove to prevent light emitted from the light source from being emitted to the outside of the housing; It may further include.

According to another feature of the present invention, when the gobo is mounted on the housing, a fastening member configured to engage with the guide protrusion protruding from the outer peripheral surface of the housing; It further includes, and as the fastening member and the guide protrusion are fastened, the gobo may be fixed to a preset position of the housing.

According to another feature of the present invention, a bending groove is formed in at least a portion of the housing perpendicular to the guide groove while being connected to the guide groove, and the guide protrusion of the gobo slides along the guide groove and bends. The gobo can be mounted on the housing by being inserted into the groove.

According to the lighting device including a gobo of the present invention, by constructing a gobo that can be simply mounted on the lighting device without complicated members or configurations, the user can easily install and exchange the gobo in the lighting device.

In addition, the present invention includes a shielding member at the point where the gobo is installed, thereby preventing light leakage from the light source even if the gobo is mounted on a lighting device.

In addition, the present invention is configured so that the gobo can be mounted without major changes in the structure of the existing lighting device, so not only is there no burden in terms of cost, but it also has the advantage of being compatible with installation at the point where the existing lighting device is installed. there is.

1 is a schematic side view showing a lighting device for indoor and outdoor advertising according to an embodiment of the present invention.
Figure 2 is a schematic front view showing a gobo included in the lighting device.
Figure 3 is a schematic conceptual diagram showing the principle by which the gobo is fastened to the guide groove of the housing.
Figure 4 is a schematic conceptual diagram showing the principle by which the gobo is fastened to the guide groove and bending groove of the housing.

The advantages and features of the present invention and methods for achieving them will become clear by referring to the embodiments described in detail below along with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below and will be implemented in various different forms. The present embodiments only serve to ensure that the disclosure of the present invention is complete and that common knowledge in the technical field to which the present invention pertains is not limited. It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims.

When an element or layer is referred to as “on” another element or layer, it includes all cases where another element or layer is directly on top of or interposed between another element or layer.

Although first, second, etc. are used to describe various components, these components are of course not limited by these terms. These terms are merely used to distinguish one component from another. Therefore, it goes without saying that the first component mentioned below may also be a second component within the technical spirit of the present invention.

Like reference numerals refer to like elements throughout the specification.

The size and thickness of each component shown in the drawings are shown for convenience of explanation, and the present invention is not necessarily limited to the size and thickness of the components shown.

Each feature of the various embodiments of the present invention can be partially or fully combined or combined with each other, and as can be fully understood by those skilled in the art, various technical interconnections and operations are possible, and each embodiment may be implemented independently of each other. It may be possible to conduct them together due to a related relationship.

Hereinafter, with reference to the attached FIGS. 1 to 4, a lighting device for indoor and outdoor advertising according to the present invention will be described in detail.

Figure 1 is a schematic side view showing a lighting device for indoor and outdoor advertising according to an embodiment of the present invention, Figure 2 is a schematic front view showing a gobo included in the lighting device, and Figure 3 is a gobo. It is a schematic conceptual diagram showing the principle of fastening the gobo to the guide groove of the housing, and Figure 4 is a schematic conceptual diagram showing the principle of fastening the gobo to the guide groove and bending groove of the housing.

Referring to FIG. 1, the lighting device 100 according to an embodiment of the present invention includes a light source 110, a housing 120 surrounding the light source 110, and is detachably fastened to the housing 120 and the light source 110. ) a gobo 130 disposed in front of the direction of light traveling from the gobo 130, a lens 140 that adjusts the focal length of the light transmitted from the gobo 130, and a shield that prevents light from leaking to the outside of the housing 120. It is configured to include member 150.

Light source 110 emits light.

The light source 110 is preferably a light emitting diode (LED) with excellent luminous efficiency and good straight-line propagation. However, it is not limited thereto, and the light source 110 may be a halogen lamp, incandescent lamp, fluorescent lamp, or any known type of light source.

The housing 120 surrounds the light source 110 and is formed to be long along the direction of travel of light emitted from the light source 110.

The housing 120 may be generally formed in a cylindrical or barrel-shaped shape. The housing 120 may have an inner surface formed as a reflective surface to reflect light from the light source 110.

Additionally, the housing 120 may, if necessary, be formed with a ventilation hole to allow air to circulate on one side (preferably at the rear where the light source is placed) in order to maintain appropriate environmental conditions for spotlight lighting.

A guide groove 121 (shown as a dotted line in FIG. 1) is formed in at least a portion of the housing 120 along the longitudinal direction of the housing 120.

The guide groove 121 provides a path along which the gobo 130, which will be described later, moves. The guide groove 121 is formed by extending from an opening on one side of the housing 120, and allows the gobo 130 to move along the guide groove 121 and be mounted on the housing 120 at a preset point. At this time, the width of the guide groove 121 may be determined according to the diameter of the guide protrusion 131 of the gobo 130, which will be described later. Since the guide protrusion 131 of the gobo 130 must be inserted into the guide groove 121 and configured to slide, it may be determined to have a width slightly larger than the diameter of the guide protrusion 131.

Although one guide groove 121 is shown in FIG. 1 as being formed on one side of the housing 120, the guide groove 121 is further formed at a position corresponding to the point shown (e.g., a point symmetrical to 180°). Of course it could happen. The guide groove 121 may be formed in plural numbers according to various design conditions of the lighting device to stably guide the gobo 130, which will be described later.

The housing 120 is made of metal such as aluminum (Al), stainless steel, iron (Fe), and copper (Cu), and is made of various other materials that form the housing of a known lighting device. It can be...

The lighting device 100 of the present invention includes a gobo 130 that is detachably configured. The gobo 130 is configured to be detachable from the housing 120 so as to be spaced apart from the light source 110 and disposed in front of the direction in which light from the light source 110 travels.

Specifically, referring to FIG. 2, the gobo 130 has an arbitrary pattern or character formed on a plate through which light is transmitted. Figure 2 shows the character ‘Firefly’ formed on the gobo 130.

The gobo 130 maintains its shape and includes a peripheral portion 133 on which the guide protrusion 131 is formed, and transmission portions 134a and 134b that selectively transmit light inside the peripheral portion 133. The transparent portions 134a and 134b may be formed so that the area 134a where the letters are formed is transparent to transmit light and the other area 134b is formed opaque to block light, or, conversely, the area 134a where the letters are formed may be formed to be transparent to transmit light. The area 134a may be opaque to block light, and the other area 134b may be transparent to transmit light.

The gobo 130 may be made of a metal such as aluminum (Al), stainless steel, iron (Fe), or copper (Cu), or may be made of a material such as synthetic resin (plastic) or rubber. .

The guide protrusion 131 of the gobo 130 is inserted into the guide groove 121 of the housing 120 and slides, and the guide protrusion 131 is fixed to the housing 120 at a preset point, so that the gobo 130 is It is mounted on the housing (120).

As shown in FIGS. 2 and 3, the gobo 130 is attached to the housing 120 in such a way that a screw thread is formed on the guide protrusion 131, and the fastening member 132 is coupled to the screw thread of the guide protrusion 131. Can be installed. When the guide protrusion 131 moves along the guide groove 121 and the gobo 130 is located at a preset position, the gobo is coupled to the fastening member 132 on the outside of the housing 120 to the guide protrusion 131. (130) can be fixed to the housing (120).

In other words, the fastening member 132 is configured to be fastened to the guide protrusion 131 protruding from the outer peripheral surface of the housing 120 when the gobo 130 is mounted on the housing 120, and the inside of the fastening member 132 The side surface may be formed to engage with the thread formed on the guide protrusion 131.

Meanwhile, as another example, the method shown in FIG. 4 may be adopted as a method in which the guide protrusion 131 is fixed to the housing 120 at a preset point.

Referring to FIG. 4, a bending groove 122 is formed perpendicular to the guide groove 121 in at least a portion of the housing 120, and the guide protrusion 131 of the gobo 130 slides along the guide groove 121. The gobo 130 can be mounted on the housing 120 while moving and being inserted into the bending groove 122.

The bending groove 122 serves to prevent the gobo 130 from moving along the longitudinal direction of the housing 120.

At this time, the bending groove 122 is formed to be connected from the guide groove 121, and may be formed to have a width equal to or smaller than the width of the guide groove 121.

Referring again to FIG. 1, the lighting device 100 of the present invention may include one or more lenses 140. The lens 140 serves to adjust the focal length of the light transmitted from the gobo 130 and serves to allow the light selectively transmitted from the gobo 130 to form a clear image at a desired location.

The lens 140 may be a convex lens or a concave lens, and when a plurality of lenses 140 are included, it may be a combination of convex lenses and concave lenses.

The lighting device 100 of the present invention includes a shielding member 150 (shown in FIG. 1 and omitted in FIGS. 3 and 4 for convenience of explanation).

The shielding member 150 serves to prevent light emitted from the light source from being emitted to the outside of the housing 120. Specifically, the shielding member 150 may be formed to surround the guide groove 121 in order to prevent the light inside the housing 120 from leaking from the guide groove 121.

As an example, the shielding member 150 may be formed of an elastic member and arranged so that the two members face each other, but may be arranged in a cut shape in an area corresponding to the center of the guide groove 121. The guide protrusion 131 of the gobo 130 protrudes and moves along the cutout 151 of the shielding member 150, and the shielding member 150 is formed of an elastic member, thereby guiding the shielding member 150. By wrapping the main surface of the protrusion 131 in close contact, it is possible to prevent light leakage.

However, the shielding member 150 is not limited to this form, and can be arranged in various structures as long as it can prevent light from leaking from the guide groove 121 while securing the path along which the guide protrusion 131 moves. Of course it is possible.

Meanwhile, the lighting device 100 of the present invention described above may be configured to be installed on the ceiling or wall as shown in FIG. 1.

For example, the lighting device 100 includes a switch box 11 mounted on the wall or ceiling, including a ballast and a circuit part, and a stand 12 with one end connected to the switch box 11 and with built-in wiring. It may be composed of a housing 120 rotatably coupled to the other end and configured to be coupled to a light source 110 formed on one side.

However, the lighting device 100 of the present invention is not limited to this form and configuration. Of course, the lighting device 100 for indoor and outdoor advertising of the present invention may be configured as a portable lighting device such as a flashlight, or may be configured as a stand lighting device placed on the floor or table.

Although embodiments of the present invention have been described above with reference to the attached drawings, those skilled in the art will understand that the present invention can be implemented in other specific forms without changing its technical idea or essential features. You will be able to understand it. Therefore, the embodiments described above should be understood in all respects as illustrative and not restrictive.

100 … Lighting equipment for advertising indoors and outdoors
110 … light source
120 … housing
121 … guide home
122 … bending groove
130 … gobo
131 … Guide projection
132 … fastening member
133 … circumference
134a, 134b... Transmission part
140 … lens
150 … absence of shielding
151 … incision

Claims (3)

A light source that emits light;
A housing that surrounds the light source and is elongated along the direction of travel of the light emitted from the light source, has an inner surface formed to reflect light from the light source, and has a guide groove formed along the longitudinal direction;
It is configured to be detachable from the housing so as to be spaced apart from the light source and disposed in front of the direction of light from the light source, and an arbitrary pattern or character is formed on a plate through which light transmits, and is inserted into the guide groove on the circumference. A gobo having guide protrusions formed thereon and capable of sliding along the guide groove;
At least one lens that adjusts the focal length of light transmitted from the gobo; and
a shielding member formed of an elastic member that can adhere to the outer surface of the housing through elastic force and arranged to surround the guide groove to shield the guide groove; A lighting device for indoor and outdoor advertising using gobo lights, including. According to claim 1,
A lighting device for indoor and outdoor advertising using a gobo light, wherein the gobo is detachably mounted on the housing by sliding in the guide groove. According to claim 1,
When the gobo is mounted on the housing, a fastening member configured to engage with the guide protrusion protruding from the outer peripheral surface of the housing; It further includes,
A lighting device for indoor and outdoor advertising using a gobo light, wherein the gobo is fixed to a preset position of the housing as the fastening member and the guide protrusion are fastened.