KR20100101482A - Bed system having video projector - Google Patents

Abstract

PURPOSE: A bed system having an image projector function is provided, which improves user's convenience since the user can watch image of a projector. CONSTITUTION: A bed system having an image projector function comprises: a bed body(3) which is equipped with a receiving part(20) to receive an image projector and controls the projection direction of the image projector within constant angle range; a front surface which is formed so that a picture frame can be attached; and a screen part which has a back side in which an image of the projector formed and controls the angle of inclination.

Description

Bed system with video projector function {BED SYSTEM HAVING VIDEO PROJECTOR}

The present invention relates to a bed system for lying on the bed to view the image of the projector.

An image projector is an optical device that enlarges and projects an image on a screen. Thanks to the development of MEMS (Microelectromechanical Systems) technology, projectors are able to realize clearer picture quality, and also developed products that are small enough to be mounted in portable terminals by using LEDs or laser diodes from traditional lamps as light sources. It is becoming.

In terms of use, the image projector is placed on a desk or shelf, fixed to the ceiling, and mounted on a screen parallel to the wall so that the user can sit and watch.

However, when watching a video such as a movie using the projector installed in this way, it is expected to be inconvenient because the same posture must be maintained for a long time. In particular, when in a state of poor health, such inconvenience is added.

The present invention has been made in view of the above problems, and the present invention has an object to facilitate the user by lying on the bed to enjoy the projector.

The present invention has been made in view of the above, the present invention is provided with a receiving portion to accommodate the image projector, the receiving portion projection direction of the image projector within a certain angle range from the direction perpendicular to the ceiling surface Bed body formed to adjust the; And a screen portion having a front portion formed to attach a frame and a rear portion formed to form an image of the projected image projector, and a screen portion formed to adjust an inclination angle within a predetermined angle range from a ceiling surface. Disclosed is a bed system equipped with a projector function.

As an example related to the present invention, the accommodating part supports the image projector such that the lens of the image projector can be disposed upward, and a lower end thereof is hinged to the bed body to be stored and drawn out of the bed body. A carrier formed such that the lens is exposed toward the screen; And an adjustment gear part connected to the hinge axis of the carrier and configured to adjust the inclination angle of the carrier.

As an example related to the present invention, the bed body may further include a push button configured to be pulled out in a state where the carrier is accommodated.

As an example related to the present invention, the screen may be hinged rotatably about a first axis parallel to the ceiling and may be hinged rotatably 180 degrees about a second axis perpendicular to the first axis. .

As an example related to the present invention, the screen may be rotated by 90 degrees or more about a first axis parallel to the ceiling surface such that the rear portion may face the image projector.

As an example related to the present invention, a pair of guide rails are formed on both sides of the screen connected to the first shaft, and the screen is formed to be slidably moved downward from the ceiling surface along the guide rail. Can be.

As an example related to the present invention, the screen may be connected by a gear to a drive motor provided with a reduction gear unit capable of adjusting the rotation angle.

As an example related to the present invention, the bed body may further include a connector formed to be connected to an external device so as to provide an image to the image projector.

As described above, according to the bed system equipped with a video projector function according to the present invention, it is possible to comfortably enjoy the image of the projector lying on the bed. Since the image projector is accommodated in the bed body, the indoor space can be kept in a comfortable state, and can be effectively protected from dust and external shocks when not in use. In addition, since the screen is attached to the ceiling, the space utilization can be increased, and the frame can be attached when the projector is not used, thereby improving the aesthetics.

In addition, since the video projector and the screen can be adjusted in an angle, the user can comfortably appreciate the various postures of the user in the bed.

The screen related to the present invention can be attached to a bed with an image projector and can be conveniently adjusted by a user by wired or wireless communication.

Hereinafter, a bed system with an image projector function according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a side view schematically showing a bed system equipped with a video projector function according to the present invention, Figure 2a is a side view of the bed body with a built-in image projector, Figure 2b is a bed with the image projector of Figure 2a withdrawn Side view of the body.

As shown in FIG. 1, the bed 1 includes a mat 2 and a bed body 3 supporting the mat 2, and the bed body 3 includes an image projector 10 having a receiving unit 20. ) Is built in. The mounting position of the receptacle 20 or the image projector 10 may be the tip of the bed body 3 (upper part where the user's head is located). It can be a corner.

As shown in FIGS. 2A and 2B, the bed body 09 has a space 4 formed therein for embedding the image projector 10, and the image projector 10 is accommodated or withdrawn by the carrier 21. do. In the carrier 21, the image projector 10 is disposed so that the lens 11 can be viewed upward, and when the image projector 10 is not in use, the image projector 10 is stored in the bed body 3 by closing the carrier 21. Will be in a closed state. 2b shows a state in which the receiving part 20 is pulled out by pressing the pushbutton 40 installed in the bed body 3 in the closed state.

Push button 40 is installed to open and close the receiving portion 20, it is also possible to be installed on the cover portion 22 on the carrier 21, the cover portion 22 to function as the push button 40 It can also be installed to replace it. In the latter case, it is also possible for the known push-in push-out mechanism structure to be applied.

The lower end of the carrier 21 is coupled to the bed body 3 by a hinge 23. Accordingly, when the push button 40 is pressed, the image projector 10 and the carrier 21 are rotated and drawn out. However, the carrier 21 may be rotatably connected by a known link structure.

The bed body 3 may be provided with a connector 50 so as to be connected to an external media device such as a notebook or a storage device for supplying an image to the image projector 10. The connector 50 may be configured to be conveniently used without being affected by the position of the bed by being disposed on the side of the bed body 3 or two or more locations.

A speaker device (not shown) may be additionally provided in the bed body 3 to output audio information in addition to the image information of the image projector 10.

As the pushbutton 40 is pressed, the angle of the image projector 10 that is rotated may be adjusted. 3 shows an angle adjuster 30 connected to the carrier 21 for this purpose. That is, as shown in FIG. 3, the hinge shaft 24 of the carrier 21 is engaged by the gear 33 to the reduction gear 32 connected to the drive motor 31. Accordingly, the rotation angle of the carrier 21 can be adjusted by the control of the drive motor 31. The driving motor 31 may also be used for the purpose of adjusting the angle of the screen 50, which will be described later. In this case, one controller (remote controller) may be used for the rotation angle of the carrier 21 and the rotation angle of the screen 50. It is possible to control comprehensively). However, in addition to the angle adjustment method by the driving motor 31, the carrier 21 may use a manually operated worm gear or a ratchet system (not shown).

4A is a side view illustrating an example of a screen related to the present invention, and FIGS. 4B and 4C are operation state diagrams illustrating a process of opening a screen when an image projector is used.

As shown in FIG. 4A, the screen 50 includes a front part (2) to which a picture frame is attached and a rear part (52) formed to allow an image of the image projector 10 to be formed.

The screen 50 may have a plurality of states or modes in relation to the use, position or orientation of the image projector 10. In FIG. 4A, the front screen 51, that is, the picture frame is exposed while the screen 50 is closed. Thus, the screen 50 replaces the picture frame of the usual ceiling where the image projector 10 is not used. However, it is also possible to configure the front portion 51 of the screen 50 so that it is not usually noticeable by integrating the wallpaper or the decorative structure of the ceiling. Furthermore, the screen 50 may be embedded at a predetermined depth with respect to the ceiling surface 5 so that no protrusions from the ceiling are generated.

The screen 50 may be connected by the first hinge portion 53 and the second hinge portion 54 so that the rear portion 52 may be exposed. The first hinge portion 53 may adjust the angle θ with respect to the ceiling surface 5 of the screen 50, and the second hinge portion 54 may have 180 degrees of the rear portion 52 of the screen 50. Allow it to rotate. FIG. 4B shows a process of rotating the screen 50 about the first hinge portion 53 at an angle to rotate the back portion 52 at a predetermined angle so that the rear portion 52 can be rotated 180 degrees. have.

The screen 50 may be rotated about the first hinge portion 53 while the rear portion 52 of the screen 50 is rotated 180 degrees to implement a state desired by the user.

In order to adjust the angle of the screen 50, the first hinge portion 53 and the second hinge portion 54 may have a free stop structure to maintain a posture while the rotation is stopped. As another example, by applying the gear device shown in Figure 3 to the first hinge portion 53 and the second hinge portion 54, it is possible to adjust the angle by the control of wired and wireless.

The screen 50 may be provided with a sensor or an antenna element to be connected to the image projector 10 or the user's remote controller (not shown) in a wired or wireless manner. In addition, a speaker may be mounted on the screen 50 to implement more three-dimensional sound effects.

5A and 5B illustrate another example of the image projector accommodating part related to the present invention. In FIG. 5A, the accommodating part is in a closed state, and FIG. 5B is an accommodating part in an open state. As shown in these figures, in this embodiment, the receiving portion 120 is able to be drawn out or closed in the form of a drawer. That is, the carrier 121 constituting the receiving unit 120 is capable of moving the image projector 10. When the carrier 121 is drawn out by the pushbutton 40, the carrier 121 is changed to a desired angle. Can be. In the state in which the carrier 21 is closed, the cover part 122 covers the image projector 10 while forming the same surface as the outer surface of the bed body 3.

6A and 6B show another example of a screen related to the present invention. FIG. 6A is a state of a screen when not in use, and FIG. 6B is an open state for use of the screen. As shown in these figures, the screen 50 is connected by a hinge 53 on one side by a hinge. When the screen 50 is rotated about 90 degrees about the hinge 53, the rear portion 52 of the screen 50 is exposed. This embodiment differs from that shown in FIGS. 4A-4C in that two hinges are not used to rotate the screen 50 180 degrees.

7A and 7B illustrate another example of a screen related to the present invention. FIG. 7A is a screen open state, and FIG. 7B is a perspective view showing a state in which the screen slides downward.

As shown in these figures, a pair of guide rails 56 are formed on both the left and right sides of the screen 50, and the screen 50 can be slid downward from the ceiling along the guide rails 56. It is supposed to be. Since the user's gaze is difficult to see the ceiling in a state where the user stands up the upper body, the screen 50 can be moved downward so that the user can feel comfortable. The screen 50 may be connected by a drive motor to move along the guide rail 56.

8 is a block diagram of a bed system equipped with an image projector according to the present invention. As shown in FIG. 8, the system of the present invention includes a user input unit 150, a controller 100, an image projector 110, an external interface 160, a projector angle adjuster 130, a screen driver 170, and the like. It may include.

The user input unit 150 and the control unit 100 may be directly installed in the bed body 3 or the projector 110 or may be formed in the form of a remote controller.

The user input unit 150 receives an input signal from the user to adjust the angle of the projector 110 or the posture of the screen 50. The user input unit 150 may be implemented as a push button or a touch screen device, or may be implemented in a manner of recognizing a user's voice and performing a function therethrough.

The image projector 110 receives image information from the external device 180 and outputs the image information to the screen 50. The controller 100 controls or outputs each function of the projector 110 according to a signal received from the user input unit 150.

The external interface 110 serves to provide a control signal to the screen 50 to control the posture of the screen 50 installed on the ceiling surface 5. The external interface 160 may be implemented in the form of a wired connector, an infrared transceiver, a Bluetooth communication device, or the like.

The projector angle adjuster 130 is a concept including the driving motor 31 described in FIG. 3 to adjust the attitude or direction of the screen 50 through control information received through the external interface 160.

The bed system with the image projector function described above is not limited to the configuration and method of the above-described embodiments. The embodiments may be variously modified by those skilled in the art, and all or some of the embodiments may be selectively combined.

1 is a side view schematically showing a bed system equipped with a video projector function related to the present invention

Figure 2a is a side view of the bed body with a built-in image projector

Figure 2b is a side view of the bed body with the image projector of Figure 2a pulled out

Figure 3 is a perspective view for showing the angle adjustment unit of the image projector

Figure 4a is a side view showing an example of the screen related to the present invention, Figures 4b and 4c is an operating state diagram showing the process of opening the screen when the image projector is used

5A and 5B illustrate another example of the image projector accommodating part according to the present invention. In FIG. 5A, the accommodating part is in a closed state, and FIG. 5B is an accommodating part in an open state.

6A and 6B illustrate another example of a screen related to the present invention. FIG. 6A is a state of a screen when not in use, and FIG. 6B is a state where a screen is opened for use.

7A and 7B are views showing another example of the screen related to the present invention. FIG. 7A is a screen open state, and FIG. 7B is a perspective view showing a state in which the screen slides downward.

8 is a block diagram of a bed system equipped with an image projector according to the present invention (block diagram)

Claims (8)

An accommodation unit is provided to accommodate the image projector, and the accommodation unit includes a bed body configured to adjust the projection direction of the image projector within a predetermined angle range from a direction perpendicular to the ceiling surface; And An image projector having a front portion formed to attach a frame and a rear portion formed to form an image of the projected image projector, and an image projector including a screen portion formed to adjust an inclination angle within a predetermined angle range from a ceiling surface. Bed system with features. The method of claim 1, wherein the receiving portion, The image projector supports the image projector so that the lens of the image projector can be disposed upward, and a lower end thereof is hinged to the bed body so as to be stored in or drawn out of the bed body to expose the lens toward the screen. A carrier formed; And A bed system having an image projector function connected to a hinge axis of the carrier and including an adjustment gear unit configured to adjust an inclination angle of the carrier. The method of claim 1, The bed body is equipped with a video projector function, characterized in that the push button is further configured to be pulled out in the state in which the carrier is accommodated. The method of claim 1, The screen is hinged rotatably about a first axis parallel to the ceiling surface and the image projector function, characterized in that hinged rotatably 180 degrees around a second axis perpendicular to the first axis Bed system. The method of claim 1, And the screen is rotated by at least 90 degrees about a first axis parallel to the ceiling surface such that the rear portion faces the image projector. The method of claim 5, A pair of guide rails are formed at both sides of the screen connected to the first axis, and the screen is formed to be slidably moved downward from the ceiling along the guide rail. Fully equipped bed system. The method according to claim 4 or 5, The screen is a bed system equipped with a video projector function, characterized in that the gear is connected to the drive motor provided with a reduction gear which can adjust the rotation angle. The method of claim 1, The bed body is equipped with a video projector function, characterized in that the connector is further provided to be connected to an external device to provide an image to the video projector.

Images