KR102623632B1 - Board game projector - Google Patents

Abstract

Presenting a projector for board games, a lower frame with fixed rails installed vertically; An upper frame installed with a movable rail coupled to the fixed rail to be raised and lowered with respect to the lower frame; A digital box unit installed on the front of the upper frame, equipped with a beam projection unit to project an image or video toward the ground, and electrically connected to a PC and a touch panel; An actuator installed on the lower frame to raise and lower the upper frame; And a lidar sensor installed to face forward at one end of the lower frame.

Description

Projector for board games{BOARD GAME PROJECTOR}

Embodiments disclosed in this specification relate to a projector, which can be used for games or education through interaction with a user using images projected on a board, a robot moving on the board, and a sensor that detects the robot's position. This is about a projector for board games that has been made available.

A projector is a device that enlarges an image and projects it on a screen, and has the advantage of being able to create a larger screen than other display devices.

Conventionally, a typical projector was used to project an image or video onto a screen installed on a wall while being mounted in a specific location. However, in recent years, the performance of projectors has improved dramatically, with features such as resolution and brightness improved and miniaturization. It is being used in more diverse forms, and the types of content projected using projectors are also becoming more diverse.

These developments in projectors and content are being applied to education and games, and can also be used for guidance and promotion in government offices, etc. In particular, content combined with game elements is being provided to ensure efficient learning for children.

There has been continuous research and development on effective learning methods, and recently, learning games that combine interesting games and learning content are being used. These learning games combine learning elements and game elements to engage users. The goal is to enable students to easily obtain learning effects while playing interesting games.

In particular, a system has been proposed that uses a projector to project augmented reality-based images or videos and to gain learning effects while playing games or playing with the images or videos.

1. Publication Patent No. 10-2010-0020051 (2010.02.22.)

The embodiment disclosed in this specification seeks to provide a board game projector that can be used for various games, education, or guidance by maximizing a more three-dimensional and visual effect through board games using a projector.

The embodiment disclosed in this specification seeks to provide a projector for a board game that can easily adjust the width or spacing of the image projected on the board by adjusting the height of the beam projected from the projector.

The embodiment disclosed in this specification seeks to provide a board game projector that enables stable program operation by detecting robots or objects moving on the board in real time and checking accurate progress.

According to one embodiment as a technical means for achieving the above-described technical problem, a lower frame in which a fixed rail is installed vertically; An upper frame installed with a movable rail coupled to the fixed rail to be raised and lowered with respect to the lower frame; A digital box unit installed on the front of the upper frame, equipped with a beam projection unit to project an image or video toward the ground, and electrically connected to a PC and a touch panel; An actuator installed on the lower frame to raise and lower the upper frame; And a lidar sensor installed to face forward at one end of the lower frame; It has features including.

A pair of casters protruding rearward are further provided at the rear end of the lower frame to facilitate movement.

The lower frame is covered with a lower cover and assembled, the upper frame is covered with an upper cover, and the lower end of the upper cover is opened to cover the upper outer edge of the lower cover.

Another feature of the present invention is that a sensor network is embedded therein, and it further includes a board that receives the beam projected from the beam projection unit to form a screen.

A robot operating on the board can be used, and in this case, the movement of the robot can be checked by a lidar sensor.

According to the above-described means of solving the problem, it is possible to maximize three-dimensional and audio-visual effects using a projector, board, and robot.

According to the means for solving the above-mentioned problem, the height of the projected beam can be adjusted to provide an optimal video or image by allowing the upper frame equipped with the beam projection unit to be raised and lowered.

According to the above-mentioned problem solving means, the effect of ensuring stable program operation is provided by checking the accurate progress of the robot moving on the board using a lidar sensor.

The effects that can be obtained from the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description below. will be.

1 is a perspective view showing the entire projector.
Figure 2 is a bottom perspective view showing the entire projector.
Figure 3 is a perspective view showing the entire back of the projector.
Figure 4 is a partially separated perspective view of the projector with the external case removed.
Figure 5 is a perspective view showing the rear of Figure 4.
Figure 6 is an assembled perspective view with the external case of the projector removed.
Figure 7 is a perspective view showing a state in which the lifting unit in Figure 6 is raised.
Figure 8 is a schematic side cross-sectional view of the projector.
Figure 9 is a side cross-sectional view showing a state in which the lifting unit in Figure 8 is raised.
10 to 12 are exemplary diagrams showing a state in which an image is projected on a board.
Figure 13 is an embodiment showing a side view of a robot moving on a board.

Below, various embodiments will be described in detail with reference to the attached drawings. The embodiments described below may be modified and implemented in various different forms. In order to more clearly explain the characteristics of the embodiments, detailed descriptions of matters widely known to those skilled in the art to which the following embodiments belong have been omitted. In addition, in the drawings, parts that are not related to the description of the embodiments are omitted, and similar parts are given similar reference numerals throughout the specification.

Throughout the specification, when a configuration is said to be “connected” to another configuration, this includes not only cases where it is “directly connected,” but also cases where it is “connected with another configuration in between.” In addition, when a configuration “includes” a configuration, this means that other configurations may be further included rather than excluding other configurations, unless specifically stated to the contrary.

Hereinafter, embodiments will be described in detail with reference to the attached drawings.

Figure 1 is a perspective view showing the entire projector, Figure 2 is a bottom perspective view showing the entire projector, Figure 3 is a perspective view showing the entire back of the projector, and Figure 4 is a portion of the projector with the outer case removed. FIG. 5 is an exploded perspective view, FIG. 5 is a perspective view showing the rear of FIG. 4, and FIG. 6 is an assembled perspective view with the external case of the projector removed. Referring to these drawings, the projector 1 is made in a movable independent form. , the main body is roughly divided into a base 10, a lower frame 20, an upper frame 30, a digital box portion 40, a lower cover 50, and an upper cover 60.

The base 10 is in the form of a plate and supports the entire device of the projector 1. A lidar sensor 11 with a forward sensing direction is installed at one end of the upper surface of the base 10, and a pair of casters 12 are installed at the rear end to protrude rearward.

The lower frame 20 is installed on the upper surface of the base 10 to firmly maintain the base 10, and a support 21 is installed vertically to accommodate the PC 41 inside the support 21. Fixed rails 22 are installed vertically on both outer surfaces.

The base 10, the lower frame 20, and the support 21 may be composed of one lower frame. In this case, the lidar sensor 11, caster 12, fixed rail 22, and actuator 13, which will be described later, are installed on the lower frame.

The base 10, the lower frame 20, and the support 21 are assembled by being covered with a lower cover 50, as shown in FIG. 5, and the lower cover 50 has an open upper surface.

The upper frame 30 is configured separately from the lower frame 20.

Side frames 31 are installed at the bottom of both sides of the upper frame 30, and movable rails 32 are installed vertically inside the side frames and extend downward.

The movable rail 32 is coupled to the fixed rail 22 of the lower frame 20 so that it can slide vertically, and the upper end of the actuator 13, which is installed vertically on the base 10, moves the upper frame 30. By supporting, the upper frame 30 is raised and lowered by the actuator 13.

The movable rail 32 may be connected and fixed to the upper frame 30 or the digital box unit 40 rather than the side frame.

Additionally, the fixed rail 22 and the movable rail 32 may be further installed on the rear side as shown in FIGS. 4 and 5. That is, the fixed rail 22 is further fixedly installed at the rear of the support 21, and the movable rail 32 is further installed at the rear lower end of the upper frame 30 or the side frame 31 and is coupled to enable sliding. .

In this way, by installing the movable rails 32 on the side and rear, the upper frame 30 and the lower frame 20 can be more firmly coupled, and a stable posture can be maintained even when lifting.

The side frame 31 also functions as a medium for assembling or supporting the upper cover 60, and the side frame 31 can replace the upper frame 30 by modifying or additionally installing it.

The lower frame 20, upper frame 30, and side frames 31 may be formed in the form of a combination of metal bars, and alternatively, various forms that can maintain sufficient rigidity, such as steel plates or angles, may be applied.

A digital box unit 40 is installed on the front of the upper frame 30. This digital box unit 40 has devices such as a practical beam projector and speaker built in, and a beam projection unit 42 is provided at one end of the front. .

In our projector, since the video or image is projected toward the ground, the beam projection unit 42 forms a downward angle.

A touch panel 43 is installed on the upper front of the digital box unit 40. Content is selected using the touch panel 43, and an operation unit 44 for operating the projector is provided at one end of the front of the digital box unit 40.

The digital box unit 40, the touch panel 43, and the operating unit 44 are electrically connected to and interwork with the PC 41.

A ventilation hole 45 for heat dissipation may be formed on the side of the digital box unit 40.

A handle 33 is provided at the rear top of the upper frame 30. The handle 33 is shown in the drawing as a groove shape, but various shapes such as a protruding shape or a pull-out type may be applied.

An upper cover 60 is covered on the outside of the upper frame 30 and the digital box unit 40. The upper cover 60 is configured with an open bottom and covers the outside of the lower cover 50. You lose.

The upper cover 60 is lifted and lowered together with the upper frame 30 and the digital box unit 40 by the actuator 13.

Positions corresponding to the beam projection unit 42, operation unit 44, touch panel 43, and handle 33 are opened on the front and rear sides of the upper cover 60, and the digital box unit is located on the side. A vent 61 is formed at a position corresponding to the vent 45 of (40).

The front of the upper cover 60 is preferably formed in close contact with the front of the digital box unit 40, and in order to secure the projection angle of the downwardly projected beam projection unit 42, the lower side of the beam projection unit 42 has an inclined surface ( 62) can be formed.

The touch panel 43 is disposed on the upper front side of the upper cover 60, which can take into account the eye level of the person operating it, and has a shape that protrudes forward and is inclined upward to promote visibility and convenience.

Additionally, a removable inspection door 63 is installed on the back of the upper cover 60. This inspection door (63) can be removed and the interior inspected.

Figure 7 is a perspective view showing the lifting part in a raised state in Figure 6, Figure 8 is a schematic side cross-sectional view of the projector, and Figure 9 is a side cross-sectional view showing the lifting part in a raised state in Figure 8, showing the elevating action of the projector according to the present invention. shows.

As shown in Figures 7 to 9, the height of our projector 1 is adjustable, and the projected image or area of the image appears differently depending on the height.

Desired content and various functions can be selected through the control panel 44 and the touch panel 43, and the lifting operation is performed by operating the actuator 13 to move the fixing rail 22 and the upper frame 30 of the lower frame 20. This is achieved by sliding vertically while the movable rails 32 are coupled to each other.

When moving the projector (1), a caster (12) installed protruding from the rear of the base (10) is used. If you hold the handle (33) at the rear top of the upper cover (60) and tilt the projector (1) backward, the base (10) will move. Since only the caster 12 is in contact with the ground at the rear, it can move to the caster's cloud.

The projector 1 of the hospital, configured in this way, projects an image or an image onto the ground in front through the beam projection unit 42, and at this time, a separate board 70 can be used as a screen.

10 to 12 are exemplary diagrams showing an embodiment in which an image is projected on a board. Referring to this, a board 70 is placed on the ground at the front lower side of the projector 1, and a board 70 is placed on the board 70. It is used as a screen by receiving the video or image beam projected from the beam projection unit 42.

The video or image projected on the board 70 can be selected from various contents related to games, education, promotions, or guidance, and these various contents are input into the PC 41 in advance by operating the touch panel 43. It can be output selectively by .

On the board 70, the robot (R) can move according to the input program and perform a mission function that matches the projected video or image. This can be effectively performed by applying interactive virtual reality or augmented reality content. there is.

In this process, sound effects of programmed content can also be provided. For example, when the robot (R) passes a specific location while proceeding along the input path, the expression or explanation of the image expressed at that location can be transmitted as a voice, and when the mission is completed, the corresponding sound can be transmitted. It can be set in this way.

Users gain audiovisual interest through these videos and the robot's movements and sounds, and through this, they gain enjoyment from the game, learning effects, and promotional effects.

A sensor network 71 may be installed entirely inside the board 70. The sensor network 71 is made of a metal mesh and functions as a coordinate for the robot R moving on the board 7.

A sensor (S) is mounted on one end of the robot (R), and this sensor (S) detects the sensor network (71) embedded in the board (70) and measures the coordinates to accurately detect and move the set path. do.

In addition, the lidar sensor 11 can detect an object on the board 70. It detects a moving robot (R) and transmits a signal to the PC 41, so that the robot (R) along with the sensor (S) can accurately It is checked in real time whether the robot is moving along the path, and as a result, errors that may occur in the robot's movement path can be minimized, allowing accurate and stable program progress.

And when the size of the screen is changed by varying the height of the projector, the lidar sensor 11 is also set proportionally, enabling accurate positioning.

The above-described embodiments are for illustrative purposes, and those of ordinary skill in the technical field to which the above-described embodiments belong can understand that they can be easily modified into other specific forms without changing the technical idea or essential features of the above-described embodiments. There will be. Therefore, the above-described embodiments should be understood in all respects as illustrative and not restrictive. For example, each component described as single may be implemented in a distributed manner, and similarly, components described as distributed may also be implemented in a combined form.

The scope sought to be protected through this specification is indicated by the patent claims described later rather than the detailed description above, and should be interpreted to include the meaning and scope of the claims and all changes or modified forms derived from the equivalent concept. .

One ; projector
10 ; donation 11 ; lidar sensor
12 ; Caster 13 ; actuator
20 ; lower frame 21; support fixture
22 ; fixed rail 30; upper frame
31 ; side frame 32; movable rail
33 ; handle 40 ; digital box
41 ; PC 42 ; Beam Projection Department
43 ; touch panel 44; control panel
45 ; Ventilation port 50; lower cover
60 ; Top cover 61; ventilation opening
62 ; slope 63 ; door
70 ; board 71 ; sensor network
R ; robot

Claims (5)

A lower frame in which a fixed rail is installed vertically, a pair of casters protruding rearward at the rear end, and a lower cover covered on the outside to be assembled;
A movable rail coupled to the fixed rail is installed to enable elevation with respect to the lower frame, an upper cover with an open bottom is covered and assembled to cover the upper outer edge of the lower cover, and a handle is provided at the upper rear end of the upper cover. An upper frame provided with;
A digital box unit installed on the front of the upper frame, where a beam projection unit is installed at a downward angle to project an image or video toward the ground, and where a PC and a touch panel are electrically connected;
An actuator installed on the lower frame to raise and lower the upper frame;
A lidar sensor installed to face forward at one end of the lower frame; and
A screen is formed on the upper surface by receiving the beam projected from the beam projection unit in front of the lower frame, and a sensor network made of metal mesh is installed inside, and this sensor network guides the robot moving on the upper surface as coordinates. board made to do; A projector for board games including.
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