KR20230002148U - Noiseless angle adjustment type lcd video display device - Google Patents

Abstract

The present invention is an LCD video display installed on the left and right walls of the entrance door inside the cabin of a high-speed rail vehicle,
A wall frame installed vertically on the wall to the left and right of the entrance door of the guest room; A fixing bracket fixed to the wall frame; a floating bracket rotatably connected to the fixed bracket about a reference axis; And a display unit integrally coupled to the floating bracket so that the screen faces the passenger seated on the seat inside the cabin, and outputs an arbitrary image,
The floating bracket rotates in a direction in which the distance between the display unit and the passenger changes, and during the rotation, the angle formed with the fixed bracket is adjusted noiselessly,
The angle between the fixed bracket and the floating bracket can be adjusted more simply and freely without causing noise pollution. This has the effect of providing images at the screen location desired by passengers while maintaining a comfortable indoor environment.

Description

Noise-free angle-adjustable LCD video display {NOISELESS ANGLE ADJUSTMENT TYPE LCD VIDEO DISPLAY DEVICE}

The present invention relates to an LCD video display installed on the left and right walls of the cabin of a high-speed rail vehicle, especially the entrance door of a special room. More specifically, the floating bracket integrated with the display unit is connected to the fixed bracket fixed to the wall and makes noiseless. Through a configuration that connects using a torque hinge, the angle formed by the fixed bracket and the floating bracket can be adjusted more easily and freely without noise pollution. As a result, the image can be viewed at the screen location desired by the passenger while maintaining a comfortable indoor environment. This is about a noise-free, angle-adjustable LCD video display that can be provided.

Generally, an LCD video display, such as an LCD monitor, is installed inside a high-speed rail vehicle to display route information and destinations or to display content such as news and advertisements for the convenience of passengers.

These video displays are installed at the leading and aft parts of the special room cabin to provide images to passengers in the special room. Since the leading and aft parts of the cabin are equipped with entrance doors, they are installed at the leading and aft parts of the cabin. Video displays are usually fixedly installed on the walls to the left and right of the entrance door.

In particular, the angle of the LCD video display on the left and right sides of the door needs to be adjusted according to the passenger's seat position.

At this time, if noise is generated when adjusting the angle of the LCD video display, there is a problem that may cause inconvenience to passengers due to noise pollution. LCD video displays with a structure that generates such noise usually reduce the durability of the device and require maintenance. The downside is that it may also affect the

Republic of Korea Registered Utility Model Publication No. 20-0454981 (Title of invention: Video display support device for railway vehicles)

Therefore, the present invention was devised to solve the above problems, and the floating bracket integrated with the display unit is connected to the fixed bracket fixed to the wall using a noiseless torque hinge, so that the fixed bracket and the floating bracket are connected to each other using a noiseless torque hinge. The purpose is to provide a noise-free angle-adjustable LCD video display that allows the angle of the bracket to be adjusted more simply and freely without noise pollution, and thus can provide images at the screen position desired by passengers while maintaining a comfortable indoor environment. There is.

However, the technical challenges to be achieved in the present design are not limited to the technical challenges mentioned above, and other technical challenges not mentioned will be clearly apparent to those skilled in the art from the description below. It will be understandable.

In order to achieve the above object, the noise-free angle-adjustable LCD image display according to an embodiment of the present invention is an LCD image display installed on the left and right walls of the door inside the cabin of a high-speed rail vehicle, and is installed on the left side of the door of the cabin. and a wall frame installed vertically on the wall on the right side; A fixing bracket fixed to the wall frame; a floating bracket rotatably connected to the fixed bracket about a reference axis; and a display unit integrally coupled to the floating bracket so that the screen faces the passenger seated on the seat inside the cabin, and outputs an arbitrary image, wherein the floating bracket is configured so that the distance between the display unit and the passenger is It rotates in a changing direction, and during the rotation, the angle formed with the fixing bracket can be adjusted noiselessly.

In addition, the connection between the fixed bracket and the floating bracket provides an environment in which the floating bracket can rotate without noise while generating arbitrary torque tension in real time, and when the rotation pressure is released, resistance due to the torque tension This can be achieved by a torque hinge unit that stops the rotation of the floating bracket without noise and maintains an adjusted angle between the fixed bracket and the floating bracket.

In addition, the floating bracket may have a circular curvature at one end in a direction perpendicular to the screen direction of the display unit, and a first receiving groove for receiving one side of the fixing bracket may be formed at the vertical center of the end. One side of the fixing bracket is accommodated in the first receiving groove of the movable bracket, and second receiving grooves corresponding to the end shape of the movable bracket are formed at the top and bottom of one side, respectively, and the second receiving groove is formed in the first receiving groove of the moving bracket. One end of the floating bracket can be movably accommodated, and the torque hinge portion is installed to penetrate at least a portion of the first receiving groove and the second receiving groove on the upper side in the vertical direction, and the fixing bracket and the a first torque hinge that integrally connects the floating bracket; and a second torque hinge installed to penetrate at least a portion of the first receiving groove and the lower second receiving groove in a vertical direction, and integrally connecting the fixed bracket and the moving bracket.

In addition, it may further include a fastening member installed in a hinge structure on one side of the fixed bracket and one side of the movable bracket to separately support the state in which the movable bracket is movably connected to the fixed bracket.

In addition, the floating bracket may be further provided with a USB port terminal for charging connected to the power supply of the high-speed rail vehicle to enable charging of any mobile terminal device carried by the passenger.

In addition, a piezoelectric element installed on at least one of the fixed bracket or the floating bracket to generate an arbitrary electrical signal when a preset pressure is sensed; And it may further include a notification member installed on at least one of the fixed bracket or the floating bracket to output a preset notification signal according to an electrical signal generated from the piezoelectric element.

Additionally, the notification member may be a light emitting diode (LED), and the notification signal may be an optical signal.

The noise-free angle-adjustable LCD image display according to the present invention is configured so that the floating bracket integrated with the display unit is connected to the fixed bracket fixed to the wall using a noiseless torque hinge, so that the angle formed by the fixed bracket and the floating bracket is connected. can be adjusted more simply and freely without noise pollution, and thus has the effect of providing images at the screen location desired by passengers while maintaining a comfortable indoor environment.

However, 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. You will be able to.

1 is a diagram showing the overall configuration of a noise-free angle-adjustable LCD image display according to an embodiment of the present invention.
Figure 2 is a plan view showing the floating bracket of the LCD image display according to an embodiment of the present invention.
Figure 3 is a perspective view showing the flow of the floating bracket according to Figure 2.

Hereinafter, with reference to the attached drawings, embodiments of the present invention will be described in detail so that those skilled in the art can easily implement the present invention. However, since the description of the present invention is only an example for structural or functional explanation, the scope of the present invention should not be construed as limited by the embodiments described in the text. In other words, since the embodiments can be modified in various ways and have various forms, the scope of rights of the present invention should be understood to include equivalents that can realize the technical idea. In addition, the purpose or effect presented in the present invention does not mean that a specific embodiment must include all of them or only such effects, so the scope of rights of the present invention should not be understood as limited thereby.

The meaning of the terms described in this design should be understood as follows.

Terms such as “first” and “second” are used to distinguish one component from another component, and the scope of rights should not be limited by these terms. For example, a first component may be named a second component, and similarly, the second component may also be named a first component. When a component is referred to as being “connected” to another component, it should be understood that it may be directly connected to the other component, but that other components may also exist in between. On the other hand, when a component is referred to as being “directly connected” to another component, it should be understood that there are no other components in between. Meanwhile, other expressions that describe the relationship between components, such as "between" and "immediately between" or "neighboring" and "directly neighboring" should be interpreted similarly.

Singular expressions should be understood to include plural expressions, unless the context clearly indicates otherwise, and terms such as “comprise” or “have” refer to the specified features, numbers, steps, operations, components, parts, or them. It is intended to specify the existence of a combination, and should be understood as not excluding in advance the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

All terms used herein, unless otherwise defined, have the same meaning as generally understood by a person of ordinary skill in the field to which the present invention pertains. Terms defined in commonly used dictionaries should be interpreted as consistent with the meaning in the context of the related technology, and cannot be interpreted as having an ideal or excessively formal meaning unless clearly defined in the present invention.

Figure 1 is a diagram showing the overall configuration of a noise-free angle-adjustable LCD image display according to an embodiment of the present invention, and Figure 2 shows the floating bracket of the LCD image display according to an embodiment of the present invention. It is a top view, and FIG. 3 is a perspective view showing the flow of the floating bracket according to FIG. 2.

As shown in Figures 1 to 3, the noise-free angle-adjustable LCD image display 100 according to the present invention is an LCD image display installed on the left and right walls 10 of the entrance door inside the cabin of a high-speed rail vehicle. Including a frame 110, a fixed bracket 120, a floating bracket 130, a display unit 140, a torque hinge unit 150, a fastening member 160, a piezoelectric element 170, and a notification member 180. It can be configured.

The wall frame 110 is preferably installed vertically on the wall 10 on the left and right sides of the door of the guest room, and the shape of the wall frame 110 can be determined by a person skilled in the art. Various modifications and designs may be made within the technical scope of the present invention.

The fixed bracket 120 is preferably fixed to the wall frame 110, and the floating bracket 130 is preferably rotatably connected to the fixed bracket 120 about a reference axis.

The display unit 140 is integrally coupled to the above-mentioned floating bracket 130 so that the screen faces the passenger seated on the seat inside the cabin, and performs the function of outputting an arbitrary image.

The display unit 140 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), or a flexible display. It may be configured to include at least one of a flexible display and a 3D display.

Here, according to the present invention, the floating bracket 130 described above rotates in the direction in which the distance between the display unit 140 and the passenger changes, and when the rotation occurs, the angle formed with the fixed bracket 120 changes. It can be adjusted noiselessly.

In addition, the floating bracket 130 has a circular curvature at one end in a direction perpendicular to the screen direction of the display unit 140, and is configured to accommodate one side of the fixing bracket 120 at the vertical center of the end. It is preferable that the first receiving groove 131 is formed.

In addition, the floating bracket 130 may be further equipped with a charging USB port terminal (not shown) connected to the power supply of the high-speed rail vehicle to enable charging of any mobile terminal device carried by the passenger.

Meanwhile, one side of the above-mentioned fixing bracket 120 is accommodated in the first receiving groove 131 of the movable bracket 130, and the upper and lower sides of the movable bracket 130 are provided with a first receiving groove 131 corresponding to the shape of the end of the movable bracket 130. Two receiving grooves 121 are formed, so that one end of the floating bracket 130 can be movably accommodated in the second receiving groove 121.

The torque hinge unit 150 connects the fixed bracket 120 and the floating bracket 130 described above to generate arbitrary torque tension in real time and provides an environment in which the floating bracket 130 can be rotated noiselessly, When the pressure for the rotation is released, the rotation of the floating bracket 130 is stopped noiselessly due to resistance caused by the torque tension, and the angle between the fixed bracket 120 and the floating bracket 130 is maintained in an adjusted state. It performs the function to make it possible.

According to the present invention, the torque hinge portion 150 may be divided into a first torque hinge 151 and a second torque hinge 152.

The first torque hinge 151 is installed to penetrate at least a portion of the first receiving groove 131 and the upper second receiving groove 121 in the vertical direction, and the fixing bracket 120 and the moving bracket 130 It is desirable to connect them integrally.

The second torque hinge 152 is installed to penetrate at least a portion of the first receiving groove 131 and the lower second receiving groove 121 in the vertical direction, and the fixing bracket 120 and the moving bracket 130 It is desirable to connect them integrally.

The fastening member 160 has a hinge structure on one side of the fixed bracket 120 and one side of the movable bracket 130 to separately support the state in which the movable bracket 130 is movably connected to the fixed bracket 120. It is desirable to install it as .

The piezoelectric element 170 is installed on at least one of the fixed bracket 120 or the floating bracket 130 and functions to generate an arbitrary electrical signal when a preset pressure is sensed.

The notification member 180 may be installed on at least one of the fixed bracket 120 or the floating bracket 130 and output a preset notification signal according to the electrical signal generated by the piezoelectric element 170.

At this time, according to the present invention, the notification member 180 is preferably a light emitting device (LED, Light Emitting Diode), and the notification signal is preferably an optical signal, but is not limited thereto and is based on common knowledge in the relevant field. Various design changes are possible within the technical scope of the present invention by those skilled in the art.

A detailed description of the preferred embodiments of the present invention disclosed as described above is provided to enable those skilled in the art to implement and practice the present invention. Although the present invention has been described above with reference to preferred embodiments, those skilled in the art will understand that various modifications and changes can be made to the present invention without departing from the scope of the present invention. For example, a person skilled in the art may use each configuration described in the above-described embodiments by combining them with each other. Accordingly, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The present invention may be embodied in other specific forms without departing from the spirit and essential features of the present invention. Accordingly, the above detailed description should not be construed as restrictive in all respects and should be considered illustrative. The scope of the present invention should be determined by reasonable interpretation of the attached claims, and all changes within the equivalent scope of the present invention are included in the scope of the present invention. The present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. In addition, claims that do not have an explicit reference relationship in the patent claims can be combined to form an embodiment or included as a new claim through amendment after filing.

10: wall
100: LCD video display
110: wall frame
120: fixing bracket
121: Second receiving groove
130: floating bracket
131: 1st receiving groove
140: display unit
150: Torque hinge part
151: 1st torque hinge
152: 2nd torque hinge
160: fastening member
170: Piezoelectric element
180: Absence of notification

Claims (7)

In the LCD video display installed on the left and right walls of the entrance door inside the cabin of a high-speed rail vehicle,
A wall frame installed vertically on the wall to the left and right of the entrance door of the guest room;
A fixing bracket fixed to the wall frame;
a floating bracket rotatably connected to the fixed bracket about a reference axis; and
A display unit integrally coupled to the floating bracket so that the screen faces the passenger seated on the seat inside the cabin, and outputting an arbitrary image,
The floating bracket is,
A noise-free angle-adjustable LCD image display, characterized in that it rotates in a direction in which the distance between the display unit and the passenger changes, and during the rotation, the angle formed with the fixing bracket is adjusted noiselessly.
According to claim 1,
The connection between the fixed bracket and the floating bracket is,
It provides an environment in which the floating bracket can rotate without noise while generating arbitrary torque tension in real time, and when the pressure for the rotation is released, the rotation of the floating bracket is stopped noiselessly due to resistance due to the torque tension, thereby fixing the floating bracket. A noise-free angle-adjustable LCD image display, characterized by a torque hinge unit that maintains the adjusted angle between the bracket and the floating bracket.
According to claim 2,
The floating bracket is,
One end of the display unit in a direction perpendicular to the screen direction has a circular curvature, and a first receiving groove is formed at the vertical center of the end to accommodate one side of the fixing bracket,
The fixing bracket is,
While one side is accommodated in the first receiving groove of the moving bracket, second receiving grooves corresponding to the end shape of the moving bracket are formed at the upper and lower ends of the one side, respectively, and one end of the moving bracket is placed in the second receiving groove. It is characterized by flexibly accommodating,
The torque hinge part,
a first torque hinge installed to penetrate at least a portion of the first receiving groove and the upper second receiving groove in a vertical direction and integrally connecting the fixed bracket and the moving bracket; and
Noiseless angle adjustment comprising a second torque hinge installed to penetrate at least a portion of the first receiving groove and the lower second receiving groove in the vertical direction and integrally connecting the fixed bracket and the moving bracket. Type LCD video display.
According to claim 3,
A noise-free angle-adjustable LCD, characterized in that it further comprises a fastening member installed in a hinge structure on one side of the fixed bracket and one side of the floating bracket to separately support the state in which the floating bracket is movably connected to the fixed bracket. Video indicator.
According to claim 3,
The floating bracket is,
A noise-free angle-adjustable LCD video display, characterized in that it is further provided with a charging USB port terminal connected to the power supply of the high-speed rail vehicle to enable charging of any mobile terminal device carried by the passenger.
According to claim 3,
A piezoelectric element installed on at least one of the fixed bracket and the floating bracket to generate an arbitrary electrical signal when a preset pressure is sensed; and
A noise-free angle-adjustable LCD image display, characterized in that it further comprises a notification member installed on at least one of the fixed bracket or the floating bracket and outputting a preset notification signal according to the electrical signal generated from the piezoelectric element.
According to claim 6,
The absence of notification is,
It is characterized as a light emitting device (LED, Light Emitting Diode),
The notification signal is,
A noise-free angle-adjustable LCD video display characterized by an optical signal.