JP3118681U - Projection display device - Google Patents

Abstract

Provided is a projection display device in which a film and a convex lens are combined and light of a light emitting diode is projected, whereby a projected development pattern is provided with different colors and the projection distance can be extended.
An illumination unit and a developing unit are installed at both ends in an outer shell, and a light emitting diode unit that saves electricity with a hi-bright is installed in the lighting unit. In the developing unit in front of the light emitting diode unit, A lens barrel portion having first and second convex lenses attached to both ends is installed, and a film is installed between the second convex lens of the developing unit and the light emitting diode portion of the illumination unit. After the color design is printed and enlarged and developed through the first and second convex lenses, it is possible to project the design onto a wall surface at a long distance.
[Selection] Figure 3

Description

  The present invention relates to a long-distance projection display device. The light emitting diode portion of the illumination unit is used as the light source, and the projection of the film and the first and second convex lenses is used to expand the design on the film to a screen such as a wall far away. The present invention relates to a projection display device that projects.

  Conventionally, this type of projection display device is a kind of lighting toy that projects a figure outline preset by a user onto a projection surface as being portable.

Specifically, for example, the Republic of China Patent Publication No. 347721 “Laser Light Projection Toy” and Japanese Patent Publication No. 2002-358813 “Projection Illumination Device” can be cited.
Republic of China Patent Publication No.347721 Japanese Patent Publication No. 2002-358813

  Taking the “projection illumination device” disclosed in Japanese Patent Publication No. 2002-358813 as an example, the light cover group is made of a light shielding film. By superimposing this film, a structural design such as an animal clip or an operation outline is formed on the opening, and an outline light shadow is formed on the projection surface after the light source projection of the illumination device. In order to reflect the color of the light source as simply as possible, there is a considerable limitation on the projection distance. Furthermore, the outline shadows become blurry and unclear when a certain distance is exceeded.

  On the other hand, “Laser light figure projection toy” of the above-mentioned Republic of China notice No. 347721 can form a design on a graphic module composed of a plurality of patterns, but each pattern interferes with each other. Can't make complex changes.

  Furthermore, regardless of the conventional or the above-mentioned prior examples, the projected design usually has an outline light shadow, and it is not possible to project a colored design. The distance was short.

  The present invention has been made in view of these circumstances, and has the effect of color change that enables long-distance projection with high-brightness, and can be portable and can greatly improve entertainment and changeability by easy operation. An object of the present invention is to provide a projection display device that greatly improves the cleaning effect in addition to the effect of automatic cleaning.

In order to solve the above-described problems, the projection display device of the present invention can arrange a lighting unit and a developing unit at both ends inside the outer shell, and a film can be arranged between the lighting unit and the developing unit. age,
The lighting unit can accommodate a battery by installing a collector ring at the end of the tube part,
The collector ring tightly seals the bottom cap of the outer shell part, and further, an electric circuit board and an electric conductive coil are arranged at the tip of the tube part,
The electrically conductive coil can contact the tube part and the battery, and a light emitting diode part is disposed as a light source at another end of the electric circuit board,
The developing unit is installed above the illumination unit in the outer shell, and the developing unit is provided with a hollow lens barrel portion having a first convex lens and a second convex lens at both ends,
The distance between the first and second convex lenses is set to a distance within the focal length that transmits the first convex lens after the film design is transmitted through the second convex lens and enlarged.
Projection surface far away after installing the film on the bottom of the second convex lens of the developing unit, irradiating the light source of the illumination unit on the film and transmitting through the second and first convex lenses of the developing unit To project.

  The projection display device according to the present invention can enlarge and project a color design on a long-distance wall by projecting a film and first and second convex lenses using a light emitting diode portion of an illumination unit as a light source. In addition to the advantage that the projected design is clearly displayed by the operation, it is possible to project for a long distance with a hi-bright, so that the design can be given color and design variability.

  Embodiments of the present invention will be described below with reference to the drawings.

  As shown in FIGS. 1 and 2, the projection display device has an illumination unit 20 and a developing unit 30 installed at both ends inside the outer shell part 10, respectively, and a design 45 is printed on the surface between these two units. The film 40 is installed, and the illumination light from the light source of the illumination unit 20 is irradiated onto the film 40. Then, a bright and clear design or color design is transmitted through the developing unit 30 and projected on a distant projection surface. It is possible to project and extend the projection distance.

  As shown in FIGS. 1, 2, and 3, the projection display device of the present embodiment is configured such that a punch hole 11 corresponding to the illumination unit 20 is formed in the middle stage of the hollow tube-shaped outer shell portion 10, and the illumination unit is formed thereon. A button to activate 20 is arranged.

  The lighting unit 20 installed at the lower inside of the outer shell portion 10 has an empty tube portion 21 in which a collector ring 22 having a thread at the end is arranged, and the collector ring 22 has a sealed outer shell portion. It is closed by a cap 23 at the bottom end of the ten. A battery 24 is disposed in the tube portion 21, and an electric circuit board 25 is installed at the tip thereof.

  The electric circuit board 25 is provided with a push switch corresponding to the push button 15 of the outer shell 10 and an electric conduction coil 27. The electric conduction coil 27 passes through the tube portion 21 and comes into contact with the battery 24, whereby the electric conduction coil 27, the battery 24, the collector ring 22, and the electric circuit board 25 are formed as one electric conduction circuit. In addition, a light emitting diode portion 28 serving as a light source is provided at another end of the electric circuit board 25. The light emitting diode portion 28 is fixedly installed in the outer shell portion 10 by a stand 28, and enables linear projection.

  The developing unit 30 installed above the illumination unit 20 in the outer shell portion 10 is provided with a hollow lens barrel portion 31 in which a first convex lens 32 and a second convex lens 33 are disposed at both ends. . The distance between the first and second convex lenses 32 and 33 is within a focal length suitable for passing through the first convex lens 32 after being developed and enlarged by the second convex lens 33. The first convex lens 32 is preferably installed at the apex of the outer shell portion 10, and the developing unit 30 is accommodated in the outer shell portion 10 by a ring-shaped link stand 35.

  The film 40 is a general film having a design by printing or exposure or a color design 45 on the surface so that the light emitting diode portion 28 of the illumination unit 20 as a light source can irradiate the illumination light on the film 40. It is installed between the bottom surface of the second convex lens 33 of the developing unit 30 and the stand 29 of the illumination unit 20.

  Since the light source of the illumination unit 20 can irradiate the film 40, the design on the film 40 is enlarged and developed through the first and second convex lenses 32 and 33 of the developing unit 30, and then projected far away. It is possible to project a design on the surface and project a long distance with hi-bright.

  As shown in FIGS. 2, 3, and 4, the actual use of the projection display device in the present embodiment is to hold the outer shell 10 in the hand when the user wants to project the design, and use the fingers to place the outer shell 10 on the outer shell 10. The push button 15 of the lighting unit 20 is pressed to operate the push switch 26 of the electric circuit board 25 of the lighting unit 20, and the light emitting diode unit 28 is operated to emit the illumination light, which is irradiated on the film 40 and projected and blocked. A light effect is formed, and the light projection portion of the design 45 is transmitted through the second and first convex lenses 33 and 32, enlarged and developed, and projected onto a projection surface at a long distance.

  As described above, the illumination unit 20 and the developing unit 30 are separately installed at both ends in the outer shell portion 10. The illumination unit 20 includes a light-emitting diode unit 28 with high brightness and power saving, and the development unit 30 installed in front of the light-emitting diode unit 28 is divided into first and second convex lenses 32 and 33 at both ends. The lens barrel portion 31 mounted in the above manner is installed. A film 40 is installed between the second convex lens 33 of the developing unit 30 and the light emitting diode portion 28 of the illumination unit 20. On the film 40, a pattern 45 of different shapes and colors is provided. Is printed. After the film 40 passes through the first and second convex lenses 32 and 33 and is enlarged and developed, the design 45 can be projected onto a screen such as a wall surface far away. Therefore, it is easy to operate, easy to carry, and can further increase the hi-bright and projection distance, and it is possible to enhance the change of projection and entertainment by providing colors to the design.

  An illumination unit 20 and a development unit 30 are installed at both ends inside the outer shell portion 10, and a film 40 having a design 45 printed on the surface is arranged between the illumination unit 20 and the development unit 30. .

  The lighting unit 20 accommodates a tube portion 21 of a battery 24 with a collector ring 22 at the end, and the collector ring 22 can lock the outer shell portion 10 by a cap 23 at the bottom end. The electric circuit board 25 installed at the tip of the tube part 21 is provided with an electric conduction coil 27. The electric conduction coil 27 can pass through the contact part between the tube part 21 and the battery 24, and at the opposite end, A light emitting diode unit 28 for supplying a light source is provided.

  The developing unit 30 installed above the illumination unit 20 in the outer shell part 10 has a hollow lens barrel part 31, and a first convex lens 32 and a second convex lens 33 are installed at both ends. The distance between them is suitable for the design 45 on the film to be transmitted through the convex lens 33 and enlarged, and further, the enlarged image is set within a focal length at which the first convex lens 32 is transmitted.

An exposure formation design or a color design can be printed on the surface of the film 40, and the film 40 is fixed to the bottom surface of the second convex lens 33 of the developing unit 20. For this reason, the design 45 on the film 40 can be projected on a screen such as a far-away wall after passing through the first and second convex lenses 32 and 33, and can be projected at a long distance with hibright. It is possible to give the design a color and to enhance the change and enjoyment of the projection. According to the above description, the projection display device of this embodiment may have the merit that it is easy to carry and operate. it is obvious. In addition, since the design 45 of the film 40 can be colored, it is possible to project a color design on the projection surface and increase the variability of the design. Furthermore, the design that has been enlarged and developed through the light emitting diode portion 28 and the second and first convex lenses 33 and 32 has achieved the ability to perform long-distance projection with hi-bright, greatly increasing the economic profit.

It is a three-dimensional exploded view of a projection display device showing an embodiment of the present invention, and shows the shape and relative relationship of the main structure. It is an external appearance explanatory drawing of the projection type display apparatus in a present Example. It is sectional drawing of the projection type display apparatus in a present Example. It is projection condition description of a present Example.

Explanation of symbols

10 outer shell
11 Punch hole
15 Push button
20 Lighting unit
21 Tube section
22 Collector ring
23 cap
24 battery
25 Electric circuit board
26 Push-type switch
27 Electric conduction coil
28 Light-emitting diode
29 Stand
30 Development unit
31 Lens barrel
32 First convex lens
33 Second convex lens
35 Link stand
40 films
45 Design

Claims (4)

An illumination unit and a development unit are arranged at both ends inside the outer shell, and a film can be arranged between the illumination unit and the development unit.
The lighting unit can accommodate a battery by installing a collector ring at the end of the tube part,
The collector ring tightly seals the bottom cap of the outer shell part, and further, an electric circuit board and an electric conductive coil are arranged at the tip of the tube part,
The electrically conductive coil can contact the tube part and the battery, and a light emitting diode part is disposed as a light source at another end of the electric circuit board,
The developing unit is installed above the illumination unit in the outer shell, and the developing unit is provided with a hollow lens barrel portion having a first convex lens and a second convex lens at both ends,
The distance between the first and second convex lenses is set to a distance within the focal length that transmits the first convex lens after the film design is transmitted through the second convex lens and enlarged.
Projection surface far away after installing the film on the bottom of the second convex lens of the developing unit, irradiating the light source of the illumination unit on the film and transmitting through the second and first convex lenses of the developing unit Projection type display device characterized by projecting on the screen. In the middle of the hollow tube-shaped outer shell portion has a punch hole corresponding to the lighting unit,
A push button for operating the illumination unit is provided on the punch hole,
2. The projection display device according to claim 1, wherein the projection display device is operated by a push-type switch of the push button corresponding to an outer shell portion on the electric circuit board.   2. The projection display device according to claim 1, wherein the light emitting diode portion is disposed inside the outer shell portion using a stand, and the light emitting diode portion is held by the stand. 4. The projection display device according to claim 1, wherein the first convex lens is disposed at a front end of the outer shell portion, and the developing unit is disposed inside the outer shell portion using a link stand.

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