KR20100123224A - A sheet information display unit using infrared sensor - Google Patents

Abstract

PURPOSE: The reading room use or nonuse display device using the infrared sensor creates the agreeable library environment. The existing digit line point problem can be solved. CONSTITUTION: The infrared sensor(10) is installed at the lower part of the table of each seat. The infrared ray is sensed from the human body. The availability of seat is sensed. The indicator(20) is installed in the table top of seat. The unattended time in advance continues over the fixed time. The controller(21) of indicator outputs the control signal.

Description

Display device using infrared ray sensor {A Sheet Information Display Unit using Infrared Sensor}

The present invention relates to a display device for using a reading stone using an infrared sensor, and more particularly, a real-time use of a sensor to prevent a user from occupying a seat having a seat as a book and leaving a seat for a long time. The present invention relates to a display device using a reading seat using an infrared sensor that can increase the rotation rate of the seat so that the user can sit in an empty seat.

Today, for colleges or public libraries where the reading room is free, there is always a shortage of seats compared to the number of people who use the reading room. This is true even though the number of seats is small, but because the users leave their seats with books and leave the seats for a long time, the empty seats are not operated efficiently. To this end, the library manager regularly arranged the neglected seats, but it was difficult to organize all the books on the empty seats because it was not clear whether the empty seats were left unattended for a long time or were empty. Therefore, there is a need for a new library seat management system that allows library managers or users to easily recognize empty seats that have been left unattended for a long time.

1 is a photograph showing a seat seat issuer (hereinafter, also referred to as a 'device') for solving a conventional seat occupancy problem.

The reading seat seat issuer is installed in a reading room entrance or the like so that users can receive a seat by inputting a smart card or a social security number. At this time, the users should continue to reissue the seat when the time set by the administrator.

However, such a conventional reading seat seating machine is composed of complicated digital devices, and it is used only in a large library because it costs an average of 85 million won for 600 seats when installed, and it requires not only manpower and cost for maintenance and management. There was a need for a large installation space that users could use in line.

In addition, a smart card or social security number is required, causing a human rights violation on personal information.

In addition, the seat can be used as much as the time set by the administrator, so when the time to use the seat has to be reissued, it is cumbersome and inconvenient. That is, when the seat assignment time is short, the reading room user has to go to the reading seat seat issuer and reissue the seat every time the seat use time is troublesome and inconvenient. There is a problem.

On the other hand, in a small reading room such as a school library, when a user leaves the seat for a while, the time is written down on a memo or a memo so that other people can use the seat at that time. However, this method also has a low participation rate because users who are not used to sharing a place with others are bothered to take notes.

Technical problem to be solved by the present invention to solve the above problems, by using an infrared sensor to detect the use of the library seat to indicate the seat information through the indicator installed for each seat to prevent the library seat occupancy and the turnover rate of the absent seat It is to provide a display device for using a reading seat using an infrared sensor that can maximize the efficiency of library seating by increasing the level.

In addition, another technical problem to be achieved by the present invention is to recognize the use of each seat in real time by the infrared sensor attached to each seat of the library, and if the seat is left for a predetermined time or more, the seat through the indicator installed for each seat The present invention provides a display device for using a search stone using an infrared sensor for displaying information.

In addition, another technical problem to be achieved by the present invention is to provide a display device using a reading seat using an infrared sensor that can be installed in a large library as well as a small library without a large cost because the installation and structure is simple and low cost. .

In addition, another technical problem to be achieved by the present invention is to provide a display device for using a reading seat using an infrared sensor that can easily find and use the empty seats without the library user inputs the personal information, the seat is designated.

In addition, another technical problem to be achieved by the present invention is to provide a display seat using display device using an infrared sensor that can easily know the vacant or absent seats according to the lighting and off state of the indicator installed on each seat table of the library. .

In addition, another technical problem to be achieved by the present invention is to provide a display device for using a reading seat using an infrared sensor using a sensor and an indicator in a separate type and using a battery as a power source.

As a means for solving the above-described technical problem, the invention described in claim 1, "In the display seat use presence display device using the infrared sensor, is installed in the lower portion of the table of each seat, by detecting the infrared rays emitted from the human body of the seat An infrared sensor for detecting use; And a control unit installed on the table of each seat and outputting a control signal when the absence time of the seat lasts more than a preset time by the detection signal of the infrared sensor, and lights or turns off according to the control signal to determine whether a seat is empty. And a display unit having a display unit to display the power supply unit for supplying power to the infrared sensor, the control unit, and the display unit.

The invention according to claim 2, wherein the display device according to claim 1, further comprising: a timer for counting the absent time of the seat according to the detection signal of the infrared sensor. To provide.

The invention according to claim 3, wherein the display unit according to claim 1; A display panel made of a translucent material installed on the front portion of the indicator; And a display lamp installed in the display and turned on or off by the control signal.

The invention according to claim 4 provides the display device according to claim 3, wherein the display lamp is any one of a light lamp, a fluorescent lamp, and an LED lamp.

The invention according to claim 5 provides "the display panel according to claim 3, wherein the display panel is printed with characters indicating empty spaces."

According to the invention of claim 6, the display apparatus according to claim 1, wherein the display seat use status: When the person sits in the seat, the infrared sensor recognizes this and transmits a detection signal, and outputs a signal from the control unit It provides a display seat presence or absence display device characterized in that the lamp of the display unit is turned off.

According to the invention according to claim 7, "The display device according to claim 1, wherein the indicator is formed in a semi-cylindrical shape, and a front portion provided with a display plate in an opening portion, and a semi-cylindrical side portion provided with a cable connected to the infrared sensor. Formed body; And a rear portion fastened and fixed to the body consisting of the front portion and the side portion and having a flat surface so as to be easily attached to an upper portion of the table.

The invention according to claim 8 provides "The display apparatus according to claim 1, wherein said power supply unit uses a battery."

According to the display device for using a reading seat using an infrared sensor according to the present invention, the infrared sensor attached to the lower portion of each seat table in the library recognizes that the seat is in use in real time and when the seat is left for a certain time, the table of each seat By providing seat information through the indicator installed on the upper side so that other users can use the seats that have been left for a long time, it is possible not only to create a comfortable library environment but also to solve the problem of occupying the existing seats.

In addition, by allowing the library administrator to organize the seats that have been left for a long time with only the seats occupied, it is possible not only to create a comfortable library environment, but also to solve the problem of occupying the existing seats.

In addition, the installation and structure is simple and inexpensive, there is an effect that can be installed in a large library as well as a small library without a large cost.

In addition, there is an effect that a library user can easily find and use an empty seat without inputting personal information.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

The present invention, as described in the problem to be solved above, by detecting the use of the library seat with an infrared sensor to indicate the seat information through the indicator installed for each seat to prevent the library seat occupancy and to increase the turnover rate of the absent seat The purpose of the present invention is to provide a display device for using a reading seat using an infrared sensor that can maximize the efficiency of library seating. Therefore, in order to achieve the above object, specific technical contents to be implemented in the present invention will be described in detail with reference to the accompanying drawings.

Example

2 is a block diagram of a display device using a reading stone using an infrared sensor according to a preferred embodiment of the present invention.

As shown in FIG. 2, the display device using the reading stone using the infrared sensor of the present invention is installed under each seat table of the library and detects the use of the seat by detecting infrared rays emitted from the human body 10. And an indicator 20 installed above the table of each seat and indicating whether the seat is empty when the absence time of the seat lasts more than a preset time by the detection signal of the infrared sensor 10.

The infrared sensor 10 is installed at a position capable of detecting whether the user occupies the seat to detect whether the user occupies the seat. In this case, the detected signal is transmitted in real time to the indicator 20 through a cable 27. For example, if there is a user in the seat, a detection signal in a 'low' state is output, and if there is no user in the seat, a detection signal in a 'high' state is output.

The infrared sensor 10 may use a flat sensor having a flat shape rather than a protruding shape such as a triangular shape in order to prevent the user from being bumped by the movement of the leg when the user is sitting in the seat. Further, in order to reduce the risk of malfunction of the sensor and to minimize the possibility of damage, it is preferable to attach the lower portion of the table where the user's foot is located. In this case, the infrared sensor 10 detects the absence of the user by recognizing the user's leg, but detects the absence of the user by recognizing the user's body (not the leg) according to the attachment position of the infrared sensor 10. You may.

As shown in FIG. 2, the indicator 20 may include a control unit 21 for outputting a control signal when the absent time of the seat lasts longer than a preset time by the detection signal of the infrared sensor 10 and the infrared sensor. Timer 22 for counting the absent time of the seat according to the detection signal of the (10), the display unit 23 for indicating whether or not the empty seat is turned on or off in accordance with the control signal, the infrared sensor 10, the control unit 21, the timer 22, and the power supply unit 26 for supplying power to the display unit 23.

Here, when the detection signal ('low' state) indicating that the user is absent from the infrared sensor 10 is input, the control unit 21 operates the timer 22 to count the absence time of the seat. At this time, when the absence time of the seat is greater than or equal to a preset time, a control signal for turning on the display lamp 25 of the display unit 23 is output. Signal is output to turn off the display lamp 25 of the display unit 23. In addition, when the detection signal ('high' state) of the user is input from the infrared sensor 10 while the display lamp 25 of the display unit 23 is on, the operation of the timer 22 is stopped. At the same time, an off signal is output to turn off the display lamp 25 of the display unit 23.

The timer 22 counts the absent time of the seat by the detection signal of the infrared sensor 10. At this time, the timer 22 is operated by the detection signal of the infrared sensor 10, but the operation is controlled by the control unit 21.

As shown in FIG. 3, the display unit 23 is a display panel 24 made of a light-transmissive material provided in the front portion of the display 20, and is installed inside the display 20 and controlled by the controller 21. The display lamp 25 is turned on or off by a signal. In this case, as shown in FIG. 3, the display panel 24 is printed with a letter indicating a vacant space, and the display lamp 25 is preferably configured of any one of a lamp, a fluorescent lamp, and an LED lamp.

The power supply unit 26 inserts a battery through the battery accommodating unit 28 provided at the rear of the indicator 20 to supply DC power (see FIG. 4).

When the user is away from the seat, the display device using the reading seat having the above configuration recognizes the infrared sensor 10 and immediately outputs a signal. The control unit 21 receiving the detection signal from the infrared sensor 10 operates the timer 22 to count the absence time. In this case, the control unit 21 outputs a control signal for turning on the display lamp 25 when the missed time counted by the timer 22 exceeds a preset time, thereby displaying the display lamp 25. Will light. If the out of office time does not exceed a preset time, the display lamp 25 outputs an off signal to maintain an unlit state.

When the person sits in the seat while the display lamp 25 is turned on, the infrared sensor 21 recognizes this and transmits a detection signal, and the timer 21 receives the signal from the controller 21. At the same time, the display lamp 25 is turned off to keep the light off state.

3 and 4 are perspective views illustrating front and rear views of the indicator 20 illustrated in FIG. 2 as an example.

As shown in FIGS. 3 and 4, the indicator 20 has a semi-cylindrical shape and a front portion in which the display panel 24 is installed in an opening, and a cable 27 connected to the infrared sensor 10 is provided. The semi-cylindrical side portion installed is integrally formed with a body, and the rear portion is formed of a flat surface to be fastened and fixed to the body consisting of the front portion and the side portion easy to attach to the table top.

The display lamp 25 is installed behind the display panel 24 in the display 20, and a battery accommodating part 28 for inserting a battery into the rear surface of the display 20 is formed. The power supply unit 26 transmits power of a battery inserted into the battery storage unit 28 to the infrared sensor 10, the timer 22, and the display unit 23 through the control unit 21. The control unit 21 and the timer 22 are also configured inside the indicator 20.

The body and the rear portion of the indicator 20 may be configured using a metal material or a plastic material. In addition, the display panel 24 is preferably made of a transparent plastic material.

5 and 6 are views showing the appearance of using a reading seat using the infrared sensor of the present invention on the library seat table, Figure 5 is a perspective view showing the indicator mounted on the library seat table top, Figure 6 is a library A perspective view showing an indicator mounted below the seat table.

The infrared sensor 10 is installed under the table on the side where the user's foot is located when the user sits in the seat, and detects the user's leg (or body) to determine whether there is a person in the seat.

The indicator 20 is attached to the top of the table at the position where the infrared sensor 10 is attached, it is preferable to install on the edge of the table so that the user does not interfere with the learning because of the table space.

The cable 27 is connected between the infrared sensor 10 and the indicator 20, and the cable 27 has a length depending on an installation position of the infrared sensor 10 and the indicator 20. It is configured to be rolled up like a telephone line connected between the main body of the phone and the handset so that it can be adjusted.

7A to 7C are views illustrating the operation of the display device using the reading seat using the infrared sensor of the present invention.

First, when the user is away, the infrared sensor 10 installed under the table recognizes and transmits a detection signal to the control unit 21 of the display unit 20. The controller 21 receiving the detection signal from the infrared sensor 10 operates the timer 22 to count the missed time (see FIG. 7A).

The controller 21 outputs an off signal so that the display lamp 25 remains off when the missed time counted by the timer 22 does not exceed a preset time, and the timer ( When the missed time counted by 22) exceeds the preset time, the display lamp 25 is turned on so that the display panel 24 is lit so that the empty space is displayed (see FIG. 7B). In this case, the color of the display lamp 25 may be set to a color that is noticeable to people, such as red.

When the person sits in the seat while the display lamp 25 is turned on, the infrared sensor 21 recognizes this and transmits a detection signal, and the timer 21 receives the signal from the controller 21. By stopping the operation of the lamp and turning off the display lamp 25, it indicates that the seat is in use (see FIG. 7C).

As described above, the display seat use status display device using the infrared sensor of the present invention recognizes in real time whether the seat is in use by a sensor attached to the lower portion of the table of each seat, and determines the case where the seat is left for a predetermined time. The technical problem of the present invention can be solved by providing seat use information through an indicator installed on the table of each seat.

Preferred embodiments of the present invention described above are disclosed to solve the technical problem, and those skilled in the art to which the present invention pertains (man skilled in the art) various modifications, changes, additions, etc. within the spirit and scope of the present invention. It will be possible to, and such modifications, changes, etc. will be considered to be within the scope of the following claims.

Although the present invention has been described using a library as an example, the present invention is not limited thereto and may be applied to any place for the absence display of the seat using a sensor and an indicator.

Figure 1 is a photograph showing a conventional seat seat issuer

2 is a block diagram of a display device using a reading stone using an infrared sensor according to a preferred embodiment of the present invention

3 and 4 are perspective views illustrating front and rear views of the indicator shown in FIG. 2 as an example.

5 and 6 are views showing the mounting state of the reading seat using the infrared sensor of the present invention mounted on the library seat table,

5 is a perspective view showing the indicator mounted on the library seat table top,

6 is a perspective view showing an indicator mounted below the library seat table.

7a to 7c is a view showing the operation of the display device using the viewing stone using the infrared sensor of the present invention

[Description of Code for Major Parts of Drawing]

10: infrared sensor 20: indicator

21: control unit 22: timer

23: display unit 24: display plate

25: indicator lamp 26: power supply

27 cable 28 battery compartment

30: table or desk

Claims (8)

In the display device using or not using the infrared stone sensor, An infrared sensor installed below the table of each seat and detecting whether the seat is used by detecting infrared rays emitted from the human body; And It is installed on the table of the respective seats, the control unit for outputting a control signal when the absence time of the seat lasts more than a predetermined time by the detection signal of the infrared sensor, and lights up or off according to the control signal to indicate whether or not the empty seat A display unit having a display unit, a power unit for supplying power to the infrared sensor, the control unit, and the display unit; Reading seat use display device comprising a. The method of claim 1, wherein the indicator is: And a timer for counting the absent time of the seat according to the detection signal of the infrared sensor. The display apparatus of claim 1, wherein the display unit; A display panel made of a light transmissive material provided on the front portion of the indicator; And A display lamp installed inside the indicator and turned on or off by the control signal; A display device for using a reading stone, characterized in that it comprises a. The method of claim 3, wherein the indicator lamp: A display seat using presence display device, characterized in that any one of electric light, fluorescent lamp, LED lamp. The display panel of claim 3, wherein the display panel is: A display seat availability display device characterized in that a character indicating a vacancy is printed. The display apparatus of claim 1, wherein the display seat is used: When the person sits in the seat, the infrared sensor recognizes this and transmits a detection signal, and outputs a signal from the controller to turn off the light of the display unit (off). The method of claim 1, wherein the indicator is: A body formed in a semi-cylindrical shape and having a front portion having a display panel installed in an opening portion, and a semi-cylindrical side portion having a cable connected to the infrared sensor; And A rear part fastened and fixed to a body consisting of the front part and the side part and formed of a flat surface so as to be easily attached to the table top; Display device using or not, characterized in that consisting of. The method of claim 1, wherein the power supply unit: A display seat presence display, characterized by using a battery.

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