KR20240077501A - Beam projector screen device for vehicles - Google Patents

Abstract

In the present invention, the screen is configured to be stored in the main body, and the main body is mounted in the car interior, so that the screen can be conveniently used by unfolding it from the main body whenever it is needed without having to carry or store the screen separately. In particular, the screen inside the main body is configured so that it can be used by unfolding upward when necessary with an It can be easily unfolded and used conveniently when needed without damaging it. In addition, by installing the main body on the floor of the trunk connected to the interior space, the driver and passengers do not feel uncomfortable when entering and exiting the car, but the screen can be easily unfolded and used conveniently whenever needed.

Description

Beam projector screen device for automobiles {BEAM PROJECTOR SCREEN DEVICE FOR VEHICLES}

The present invention relates to a beam projector screen device for automobiles. More specifically, the screen is stored in the main body when not in use, and can be removed from the main body only when in use, so that the projector screen can be used anytime, anywhere without having to carry it separately. This makes it easy and convenient to use the projector screen. At this time, the projector screen is configured to be raised up and down using “X”-shaped links, so that the structure is simple and easy to raise and lower.

In general, as camping using cars increases, various convenience facilities that allow the limited space inside the car to be used for various purposes are increasing. Among them, beam projectors, which allow users to view images by installing a screen inside a car, are gaining great popularity. Such a beam projector is configured to view images by irradiating the beam toward a screen inside a car in various ways, as shown in (Patent Document 1) to (Patent Document 3) below.

(Patent Document 1) Korean Patent Publication No. 10-2021-0027646

A beam projector is installed in the console box, and the beam projector is configured to radiate light toward the headliner, so passengers, especially those sitting in the driver's seat and passenger seat, can conveniently use the beam projector even in a lying down position by tilting the seat back. We provide beam projectors for automobiles. In particular, since the beam projector is configured to slide back and forth along the direction of travel of the car on the lid of the console box, we provide a beam projector for cars that allows the beam projector user to use it in a comfortable position. In addition, the beam projector is configured to enable two-way communication with a portable terminal or to use external data through a USB port, providing a beam projector for automobiles that allows data to be supplied from the outside in various ways and played back by the beam projector. do.

(Patent Document 2) Korean Patent Publication No. 10-2018-0053555

This is about a portable projector equipped with screen mirroring and pocket Wi-Fi functions. It allows the projector to be used in unprepared conference halls or during outdoor activities while also enabling efficient use through wireless Wi-Fi and screen mirroring, making it more versatile than existing portable projectors. This was done to solve the problem of falling. In other words, for efficient battery use in portable projectors and pocket Wi-Fi, there is an independent power button designed in the form of a button to independently turn on or off the power source of the pocket Wi-Fi and the portable projector. Both wireless and wired use are possible, and the pocket Wi-Fi and portable projectors can be used independently. A shared battery attached to the bottom of the product so that the beam projectors can share the battery together, a control display attached to the top of the product for battery status, video information, product settings, screen mirroring settings, etc., and a bottom part so that the cover can be removed when replacing the battery. The detached battery cover button, the projector lens located on the front of the product to illuminate the image, the Wi-fi AP located at the back of the product to facilitate heat dissipation and function as a pocket Wi-Fi egg, and the product to function as a projector. Projector located in the front, Wi-fi AP heat dissipation hole arranged to allow the Wi-fi AP to dissipate heat, integrated power, charging, and external connection in button format for integrated power management. It is composed of an external connection socket that can be formed as a socket. Therefore, the projector can be used in unprepared conference halls or during outdoor activities and at the same time enables efficient use through wireless Wi-Fi and screen mirroring, which has the effect of solving the problem of existing portability but lack of versatility.

(Patent Document 3) Korean Open Practice No. 20-2010-0008881

For the purpose of replacing or supplementing a car's room mirror and side mirror, images of both sides and the rear are collected using a conventional image sensor with a wide viewing angle, and images are displayed on the screen in the sunblock area at the top of the car's windshield through a projector. It is intended to allow images from both sides and the rear, including areas not visible in conventional side mirrors and rearview mirrors, to be viewed on one screen by projecting them on one screen. For this purpose, image sensors that collect images from the rear and both sides of the vehicle and the above An image projector {PROJECTOR} is provided that combines images collected through image sensors and projects an AROUND VIEW image onto the windshield of the vehicle. Inside the projector, there is an image sensor from each side and rear. An image processor is provided to remove overlap or discontinuity in the collected image information.

Korean Patent Publication No. 10-2021-0027646 (Publication Date: 2021.03.11) Korea Patent Publication No. 10-2018-0053555 (Publication date: 2018.05.23) Korea Public Practice No. 20-2010-0008881 (Publication Date: 2010.09.10)

However, these existing beam projectors have the following problems.

(1) To use a beam projector, you must have a screen, but it is not easy to install the screen in the limited space inside a car.

(2) Additionally, these screens are made to be portable, so they can be stored when needed and are often used by installing them inside a car to watch an image. Therefore, not only is space needed to store the screen, but if it is not rolled up well when not in use, it is difficult to store and there is a risk of loss.

(3) To solve this problem, a screen is sometimes mounted on the headliner, but this causes the following problems.

(4) Since the screen is exposed to the car interior even when it is not in use, it acts as a factor in damaging the aesthetics and aesthetics of the car interior.

(5) Since these screens must be taken into consideration when designing the interior of a car, difficulties also arise in the design and planning process.

The present invention takes these points into consideration, by configuring the screen to be stored in the main body and mounting the main body in the car interior, so that the screen can be conveniently opened and used directly from the main body whenever needed without having to carry or store the screen separately. The purpose is to provide a beam projector screen device for automobiles.

In particular, the present invention is configured so that the screen device can be installed in the main body and then unfolded upward only when necessary using an Another purpose is to provide a beam projector screen device for automobiles that is integrated with the automobile interior so as not to spoil the appearance and aesthetics, but can be easily unfolded and used conveniently when necessary.

In addition, the present invention provides an automobile beam that installs the main body on the floor of the trunk connected to the interior space, so that the driver and passengers do not feel inconvenienced when entering and exiting the car interior, but can easily unfold and use the screen whenever necessary. There is another purpose in providing a projector screen device.

A beam projector screen device for a car according to the present invention to achieve this purpose includes a main body 100 installed in a car and equipped with an openable cover; A first guide 200 installed in the longitudinal direction inside the main body 100; an Of the two end portions of the A second guide (400) that ascends and descends in parallel; It is draped over the second guide 400, and both ends are wound around rollers 510 installed to rotate with elastic support on both sides around the first guide 200, and as the second guide 400 moves up and down. A screen 500 installed to adjust the screen area; and an actuator 600 that is fixed to one of the X-shaped links 300 and forces the other link to rotate.

In particular, the beam projector screen device for automobiles is characterized by being installed on the bottom of the trunk and using the screen 500 to spread upward when installed in a car where the interior space and the trunk are connected.

The beam projector screen device for automobiles according to the present invention has the following effects.

(1) As the main body is embedded in the car and used as a screen, there is no need to carry a beam projector screen device. Accordingly, there is no need to maintain the beam projector screen device, such as storing or transporting it, and the screen can be deployed and used inside the car whenever and wherever it is needed.

(2) As the main body is pre-installed on the car body, the loading space is not reduced and the beam projector screen device can be easily mounted and used conveniently.

(3) Meanwhile, the screen is configured to be raised up and down using

(4) In addition, the main body is provided with rollers so that the screen can be wound from both ends of the screen with elastic support, so when the screen is folded, these rollers automatically wind the screen, allowing it to be easily folded and stored conveniently.

(5) In particular, the main body is installed on the bottom of the trunk, which is integrated with the interior space, so that it does not get in the way when loading goods, but allows sufficient use of the trunk space. When the screen is needed, it can be quickly and easily installed by removing the goods and unfolding it immediately. It can be used conveniently.

[Figure 1] is a side view of a car showing an example in which the beam projector screen device for a car according to the present invention is installed in the trunk.
[Figure 2] is a plan view of an automobile showing an example in which the automobile beam projector screen device according to the present invention is installed in the trunk portion.
[Figure 3] is a front view showing the screen in an unfolded state to show the overall configuration of the beam projector screen device for an automobile according to the present invention.
[Figure 4] is a side cross-sectional view showing the screen in an unfolded state to show the overall configuration of the beam projector screen device for an automobile according to the present invention.
[Figure 5] is a view showing a state in which the screen according to the present invention is partially wound, where (a) is a front view and (b) is a side cross-sectional view.
[Figure 6] is a view showing the screen according to the present invention fully housed in the main body, where (a) is a front view and (b) is a side cross-sectional view.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the attached drawings. Prior to this, the terms or words used in this specification and claims should not be construed as limited to their usual or dictionary meanings, and the inventor may appropriately define the concept of terms in order to explain his or her invention in the best way. It must be interpreted with meaning and concept consistent with the technical idea of the present invention according to the principle that it can be done.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention, so various equivalents can be substituted for them at the time of filing the present application. It should be understood that there may be variations.

[Configuration of automotive beam projector screen device]

The automotive beam projector screen device according to the present invention includes a main body 100, a first guide 200, an A screen 500 and an actuator 600 are included.

In particular, the main body 100 can store all other components and is pre-mounted in the car interior, such as on the bottom of the trunk, so that when the screen is needed, it can be quickly unfolded and used where desired without having to prepare it separately. will be.

In addition, the X-shaped link 300 allows the screen 500 to unfold or roll up and down, and at this time, the actuator 600 is configured to operate the The screen 500 can be easily unfolded, used, or rolled up through the drive control of 600).

Hereinafter, this configuration will be described in more detail with reference to the attached drawings.

go. main body

The main body 100 is installed in a car, as shown in [FIGS. 1] to [FIG. 3], and allows the screen 500, which will be described later, to be stored in a wound form and then unfolded as needed. Accordingly, the main body 100 is formed in a size that can accommodate other components described later inside, and has a cover on one side that can be opened and closed, so that it can be opened and used when the screen 500 needs to be unfolded, and the screen 500 can be opened and used. ) is configured so that it can be closed when not in use.

The screen 500, which will be described later, is wound and housed in the shape of a bar in this main body 100. Therefore, the main body 100 is preferably formed in a long bar shape, and its length allows it to be installed in the width direction in the car interior. It is desirable to form it to a certain length.

Meanwhile, in a preferred embodiment of the present invention, the main body 100 is preferably installed on the bottom of the trunk in a vehicle where the interior space of the vehicle is connected to the trunk. This is not only to secure a sufficient distance between the screen 500 and the user viewing it, but also to achieve the same effect as storing the screen 500 in the trunk when it is not in use.

me. 1st guide

The first guide 200 is installed in the main body 100 described above, as shown in [FIGS. 3] to [FIG. 5]. At this time, the first guide 200 is installed side by side in the longitudinal direction of the main body 100, so that the Have them guide you to get up and down.

In a preferred embodiment of the present invention, the first guide 200 is, as shown in [FIG. 4], by using a cross section made of a "C" shape or a "L" shape with both ends bent to face each other, as described later. It is preferable that the roller 310 installed on the

all. X-shaped link

The Accordingly, the It is installed.

In particular, as shown in [FIGS. 3] to [5], the two ends of the It is mounted so that it can move in the longitudinal direction on the first guide 200. At this time, the side moving in the longitudinal direction of the first guide 200 is guided to ensure a stable rolling motion through a roller installed so as not to deviate from the first guide 200.

la. second guide

The second guide 400 has the same structure as the above-described first guide 200, as shown in [FIGS. 3] to [FIG. 5], but is different in its cross-sectional shape. That is, the screen 500, which will be described later, is placed on the second guide 400, and the part where the screen 500 touches is formed in a semicircular shape to protect the screen 500 as it is wound or unwound.

In this second guide 400, as shown in [FIGS. 3] to [FIG. 5], two parts of the four end parts of the above-described X-shaped link 300 are not mounted on the above-described first guide 200. This is installed. At this time, one of the two is mounted to rotate in place on the second guide 400, and the other is mounted to slide along the longitudinal direction of the second guide 400.

In a preferred embodiment of the present invention, the second guide 400 is positioned side by side with the above-described first guide 200, as shown in [FIGS. 3] to [FIG. 5], so that the height can be adjusted up and down. It is advisable to install it. For this purpose, the ends of the Install them side by side.

mind. screen

The screen 500 is installed so that the middle part of its length spans the above-described second guide 400, as shown in [FIGS. 3] to [FIG. 5]. Here, the screen 500 is manufactured using conventional technology to substantially project an image when using a beam projector.

And, as shown in [FIGS. 4] to [FIG. 6], the area of the screen 500 exposed varies depending on the unfolding or folding of the X-shaped link 300 described above. Accordingly, rollers 510 are installed on both sides in parallel with the above-described first guide 200 so that the exposed area can be adjusted, and these rollers 510 include a screen 500 with its middle portion overhanging the second guide 400. ) is constructed so that both ends are wound.

In a preferred embodiment of the present invention, the roller 510 is preferably configured to always wind the screen 500 using an elastic member such as a spring. This causes the screen 500 wound around the roller 510 to be forcibly released as the above-described This is to make it wound around the roller 510.

bar. actuator

The actuator 600 is mounted on the above-described X-shaped link 300, as shown in [FIGS. 3] and [FIG. 4]. At this time, the actuator 600 is fixed to one of the two links constituting the X-shaped link 300 and is mounted to rotate the other link.

Any actuator 600 that can rotate another link can be used. Most preferably, a motor rotating in the forward/reverse direction can be used to force the rotation by fixing the rotation axis to the other link. It is desirable to configure it as follows.

In the present invention made as described above, as shown in [FIG. 3] to [FIG. 6], as the actuator 600 is driven, the X-shaped link 300 lifts the second guide 400 and the screen 500 It is forcibly released and unfolded from the roller 510, and the unfolded screen 500 rotates the actuator 600 in the opposite direction, causing the X-shaped link 300 to bring the second guide 400 down. The screen 500 is wound around the roller 510 and stored in the main body 100.

100: body
200: 1st guide
300: X-shaped link
400: 2nd guide
500: screen
510: roller
600: Actuator

Claims (2)

A main body (100) installed in a car and equipped with an openable cover;
A first guide 200 installed in the longitudinal direction inside the main body 100;
an
Of the two end portions of the A second guide (400) that ascends and descends in parallel;
It is draped over the second guide 400, and both ends are wound around rollers 510 installed to rotate with elastic support on both sides around the first guide 200, and as the second guide 400 moves up and down. A screen 500 installed to adjust the screen area; and
An actuator (600) fixed to one of the X-shaped links (300) and forcibly rotating the other link.
In paragraph 1:
The automotive beam projector screen device,
When installed in a car where the interior space and the trunk are connected, a beam projector screen device for an automobile is installed on the bottom of the trunk so that the screen (500) is spread upward.

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