KR101656644B1 - A set of desk and chair capable of locking and attendance check system thereby - Google Patents

Abstract

Disclosed by the present invention are a lockable set of a desk and a chair and an attendance check system using the same. The lockable set of the present invention comprises: a desk which has a plurality of desk legs for supporting a predetermined plate member and a support member of supporting the desk legs in the lower part of the desk legs; a chair which has a plurality of chair legs and has a back plate for supporting the back of a user; first guide members which are arranged in the support member side by side; second guide members which support the chair legs in the lower part of the chair legs and are formed to move forward with the chair (the forward movement so that the chair approaches the desk) or move backwards (the backward movement so that the chair approaches the desk) under the guide of the first guide members by being inserted into the first guide members; a card reader which is installed in the desk, performs a short-range communication with a personal card for checking the attendance of attendees, and generates a locking signal or an unlocking signal; and a locking unit which maintains a locked or unlocked state (the second guide members are not able to move backwards in the locked state and are able to move back and forth in the unlocked state) depending on the locking signal or the unlocking signal from the card reader.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention < RTI ID = 0.0 > [0001] < / RTI &

The present invention relates to a lockable desk chair set and attendance check system using the same.

At present, ID cards are mainly used in attendance management systems of schools and institutes, and biometrics are sometimes applied. However, there is a limit to the voluntary participation of students and students in the attendance check, and there is also a great difficulty in building a system for enforcing attendance check. Especially, in the case of the institute, since the condition of refund is different according to whether the lecture is taken after the tuition is prepaid, the check of the attendance of the lecturers has a considerable influence on the sales of the institute. Therefore, in order to check the attendance smoothly, a large amount of manpower is put in, and labor costs corresponding thereto are considerably consumed. In addition, many attendees come in at one time according to the beginning of the school, so even if a large amount of manpower is put in attendance check, accurate and quick attendance check may not be performed smoothly. Therefore, a solution for solving such a problem is required.

Korean Patent Publication No. 10-2014-0010809 (January 31, 2004) Korean Patent Publication No. 10-2002-0014271 (Feb. 25, 2002) Registration of Korea Utility Model 20-0365382 (November.

The problem to be solved by the present invention is to not only allow attendance check to be performed quickly and accurately while reducing the manpower required to check attendance at the school or academy side but also to allow the normal attendance and the fraudulent attendance A set of lockable desk chairs capable of sorting out, and an attendance check system using the same.

According to one aspect of the present invention, a lockable desk chair set includes a plurality of desk legs 112 for supporting a predetermined plate member 111, A desk chair set including a desk 110 having a supporting member 114 for supporting a chair and a chair having a plurality of chair legs 122 and a back plate 121 for supporting a back of a user, The chair legs being supported by the lower portions of the chair legs and being inserted into the first guide members and moving forward together with the chair under the guide of the first guide members; The forward movement is a movement in the direction in which the chair approaches the desk, or a backward movement - the backward movement is a movement in which the chair moves away from the desk A card reader 160 installed in the desk for short-range communication with a personal card for attendance check of attendees and generating a lock signal or an unlock signal, In the locked state, the second guide member can not perform the retreating movement, and in the unlocked state, the forward movement and the retreating movement are possible. And includes a locking portion 150, which is retained.

According to one embodiment, in the locked state, the distance between the back plate 121 of the chair and the desk is maintained within 20 cm.

According to an embodiment, when the card reader reads the card information from the personal card through the short distance communication, the card reader compares the attendee related information stored in advance with the attendee related information stored in the management unit to determine whether the attendee is an appropriate attendee or an inappropriate attendee Transmits an unlock signal to the locker side when the user is a suitable attendant and transmits a lock signal to the locker side when the user is an unsuccessful attendee.

According to one embodiment, the short distance communication between the personal card and the card reader is NFC (Near Field Communication) communication.

According to an aspect of the present invention, there is provided a attendance check system using a lockable desk chair set including a plurality of desk legs for supporting a predetermined plate member, A desk chair set including a chair having a plurality of chair legs 122 and a first guide member arranged side by side on the supporting member, The chair legs being supported at the lower portion of the chair legs and being inserted into the first guide members and being moved forward with the chair under the guidance of the first guide members, Or retracting movement, the retracting movement being such that the chair is in a direction away from the desk, A card reader 160 installed in the desk for short-range communication with a personal card for attendance check of the attendee and generating a lock signal or an unlock signal; Locked state or unlocked state depending on a signal or an unlock signal, the second guide member can not be moved in the retracted state in the locked state, and the forward movement and the retracted movement are enabled in the unlocked state. (150) for storing attendee related information in advance, and receives a result of the short distance communication between the personal card of the individual attendee and the card reader from the card reader via wireless communication, and compares the attendee information with the previously stored attendee related information And a management unit (170) for transmitting a result of the comparison to the card reader side, wherein the card reader Receiving the comparison result from the unit by, and transmits a right those present in the case, when the unlock signal is transmitted toward the locking portion, the inappropriate those present, the lock signal toward the locking portion.

The communication between the management unit and the card reader may be WIFI, RS-485, RS-232, TCP-IP, wigend communication . ≪ / RTI >

According to one embodiment, the attendee-related information stored in advance in the management unit 170 includes the number of attendance counts of attendees, receives the comparison result from the management unit, and, in the case of a suitable attendee, The control section transmits a difference signal to the management section so that the attendance number of attendees can be reduced by one.

The present invention provides a lockable desk chair set and an attendance check system using the same, so that the attendance check can be performed promptly and accurately while reducing the manpower required to check attending attendance at the school or academy, There is an effect that the normal attendance and the fraudulent attendance can be selected according to the number of times.

FIG. 1 is a view illustrating a lockable desk chair set according to an embodiment of the present invention,
FIG. 2 is a perspective view illustrating the locking state of the locking part 150 of the lockable desk chair set of FIG. 1, that is, when the chair 120 is held in a fixed state so that the chair 120 can not be moved backward, 2 guide member 140 and the locking part 150, and FIG.
3 is a state in which the locking portion 150 of the lockable desk chair set of FIG. 2 is unlocked, that is, the chair 120 can be moved forward or backward freely, and the first guide member 130, The second guide member 140, and the locking part 150, and FIG.
4 is a block diagram of the attendance management system using the lockable desk chair set of the present invention.

A desk and a chair are lockable so as to check attendance and lecture attendance at a school or a school, and lock or unlock of the locking means is controlled using an attendance card of the attendee. At the same time, The present invention relates to a lockable desk chair set and an attendance check system using the lockable desk chair set, which can reduce the manpower required to sort out fraudulent attendants through attendance check.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. It is to be noted that the accompanying drawings and the description thereof are simplified and illustrated to facilitate understanding of the present invention by those skilled in the art.

FIG. 1 is a view illustrating a lockable desk chair set according to an embodiment of the present invention. FIG. 2 is a view illustrating a locked state of the locking part 150 of the lockable desk chair set of FIG. 1, FIG. 3 is a view for explaining the relationship between the first guide member 130, the second guide member 140, and the locking part 150 when the locking part 150 is held in a fixed state so that it can not be locked. The first guide member 130, the second guide member 140, the second guide member 140, and the second guide member 140 can be freely moved forward or backward in the unlocked state of the locking part 150 of the desk chair set, FIG. 4 is a block diagram of the attendance management system using the lockable desk chair set of the present invention. FIG.

Referring to FIG. 1, a lockable desk chair set according to an embodiment of the present invention includes desk chair sets 110 and 120, a first guide member 130, a second guide member 140, (160), and a locking portion (150).

The desk 110 constituting the desk chair set basically includes a predetermined plate member 111, a plurality of desk legs 112 for supporting the desk member 111, a supporting member 114 for supporting a plurality of desk legs, . The number of desk legs 112 is shown in FIG. 1 as two, but may be four, or more.

The chair 120 constituting the desk chair set has a plurality of chair legs 122 and has a back plate 121 for supporting the back of the user. The number of the chair legs 122 is shown as four in FIG. 1, but may be another number.

The first guide member 130 is disposed side by side with the support member 114. As shown in the figure, the first guide member 130 is attached to the inside of the support member 114 to serve as a rail so that the second guide member 140 can move forward or backward. A pair of support members 114 are provided on both sides in order to stably support the desk legs 112 at the lower portion of the desk 110 so that the first support members 114 The guide members 130 are also provided as a pair.

The second guide member 140 supports the chair legs 122 at the lower portion of the chair legs 122 and is inserted into the first guide member 130 so that the chair 120 To move forward or backward. The first guide member 130 and the second guide member 140 have a first guide member 130 attached to the inner side of the pair of support members 114, 2 guide member 140 is inserted into each of the pair of first guide members 130 so as to move forward or backward. The forward movement is the movement of the chair 120 in the direction of approaching the desk 110 and the backward movement is the movement of the chair 120 in the direction away from the desk 110.

The card reader 160 is installed on the desk 110 and reads information and performs subsequent processing when a student (hereinafter also referred to as "attendee") tags his / her personal attendance check card for attendance check , It is a component that performs short-range communication with a personal card. For example, NFC (Near Field Communication) communication may be used for short-distance communication between the card reader 160 and the personal card. The card reader 160 can move the chair back to the seat by sending an unlock signal to the locking unit 150 when the student is tagging his or her personal card. On the contrary, in the case of the unsuccessful lecturer, that is, the negative lecturer, the locking signal is sent to the locking part 150 to prevent the second guide member 140 from moving in the first guide member 130 , The chair 120 can be prevented from moving in the direction away from the desk 110, that is, the backward movement, so that the chair 120 can not sit on the chair 120.

The locking unit 150 maintains a locked state or an unlocked state depending on a lock signal or an unlock signal from the card reader 160. [ The second guide member 140 can not move backward in the locked state, and forward and backward movement is free in the unlocked state. In the locked state, since the distance between the back plate 121 of the chair 120 and the desk 110 is narrow, an inadequate lecturer, that is, a lecturer, can not sit. On the other hand, in the case of a normal attendee, when the card is tagged to the card reader 160 for checking his / her attendance, the locking part 150 is switched to the unlocked state so that the chair can be moved forward and backward freely , You will be able to sit in a chair and take classes normally. The distance between the back plate 121 of the chair 120 and the desk 110 is a distance between the back plate 121 of the chair 120 and the plate member 111 of the desk 110, for example.

In the locked state, it is preferable that the distance (d1 in FIG. 1) between the back plate 121 of the chair 120 and the desk 110 is maintained within 20 cm. If the space between the back plate 121 of the chair 120 and the desk 110 is above a predetermined level in the locked state, the fraudulent student can sit down and sit down even in the locked state.

In addition, when the card reader 160 reads the card information from the personal card for attendance check by NFC communication, the card reader 160 compares the attendee-related information stored in advance with the attendee-related information stored in advance in the manager (see FIG. 4) If the attendee is an inappropriate attendee, an unlock signal is transmitted to the locking unit 150, and if it is an inappropriate attendee, the lock signal is transmitted.

2 and 3 to explain the locked state and unlocked state of the first guide member 130 under the desk 110, the second guide member 140 under the chair 120, and the locking part 150, . Fig. 2 shows the locked state of the locking part 150, and Fig. 3 shows the unlocked state of the locking part 150. As shown in Fig. A groove 150a for locking is formed on the side of the first guide member 130 and a locking protrusion 150b is formed on the side of the second guide member 140. [ The locking protrusion 150b is held in the protruded state in the locked state so as to be fitted in the groove 150a so that the chair (120 in FIG. 1) can not be moved backward from the desk 110 (FIG. On the other hand, the locking protrusion 150b is not protruded in the unlocked state, allowing the chair 120 to freely advance and retract from the desk 110 (Fig. 3).

Finally, referring to FIG. 4, an attendance check system using a lockable desk chair set according to an embodiment of the present invention will be described. 4 shows a personal card 260 for attendance check, a card reader 160 for short-range communication such as attendance check and NFC communication, a management unit 170 for communicating with the card reader 160 via a communication network N, And a locking unit 150 for maintaining a locked state or an unlocked state depending on a lock signal or an unlock signal from the card reader 160 side in accordance with the comparison result on the management unit 170 side via the communication network N. [ Are shown. Here, the operation of the management unit 170 will be described in detail. The management unit 170 stores attendee-related information (attendance person management information) in advance, and transmits the attendee-related information to the individual attendant's personal card 260 and the card reader 160 Receives the result from the card reader 160 via communication, compares it with the previously stored attendee related information, and transmits the comparison result to the card reader. The result of the comparison is, for example, a command to cause the card reader 160 to send an unlock signal to the locking unit 150 in the case of a normal attendance person, or a command to cause the card reader 160 to transmit an unlock signal to the locking unit 150 To send a lock signal to the < / RTI > The communication between the management unit 170 and the card reader 160 may be WIFI, RS-485, RS-232, TCP-IP, Wired communication, but it is not limited to this communication method.

In addition, the attendee-related information stored in advance in the management unit 170 includes the number of attendance times of attendees (attendance person). The card reader 160 receives the comparison result from the management unit 170, The unlock signal is transmitted to the locking unit 150 and the management unit 170 can transmit the unlock signal to the management unit 170 so that the attendance number of attendees can be reduced by one.

Although the lock signal, the unlock signal, and the difference signal are described as the signals generated by the card reader 160, for example, when the first guide member 130 and the second guide member 140 are locked In the case where the locker 150 maintains the locked state, when the unauthorized cardholder tags his or her personal card to the card reader 160, the lock signal is generated in a format in which the tag error occurs .

2 and FIG. 3, the locking part 150 may employ another method such as EMLOCK or dead bolt locking method, for example, . Further, the personal card for attendance check may be replaced with a mobile app (App).

110: Desk
120: Chair
130: first guide member
140: second guide member
150:
160: Card reader
170:
260: Personal card

Claims (7)

A desk 110 having a plurality of desk legs 112 for supporting a predetermined plate member 111 and a supporting member 114 for supporting the desk legs under the desk legs, A desk chair set including a chair having a back plate (122) and a back plate (121) for supporting the user's back;
A first guide member (130) arranged side by side on the support member;
Wherein said chair supports said chair legs at a lower portion of said chair legs and is inserted into said first guide member and forwardly moved with said chair under the guidance of said first guide member, - a second guide member (140) configured to move the chair in a direction away from the desk;
A card reader 160 installed on the desk for short-range communication with a personal card for attendance check of attendees, and generating a lock signal or an unlock signal;
A lock state or an unlock state depending on the lock signal or the unlock signal from the card reader; in the locked state, the second guide member can not perform the backward movement; and in the unlock state, - a locking portion (150), which is held at a locking portion (150); , ≪ / RTI &
The card reader includes:
When the card reader reads the card information from the personal card via the short distance communication, the card reader compares the attendee information stored in advance with the attendee related information stored in advance in the management unit. If the attendee is an appropriate attendee, , And transmits a lock signal to the locking unit side when the unlocking attendant is an unsuitable attendant. The lockable desk chair set according to claim 1, wherein in the locked state, the distance between the back plate (121) of the chair and the desk is maintained within 20 cm. delete The lockable desk chair set according to claim 1, wherein the short distance communication between the personal card and the card reader is NFC (Near Field Communication) communication. A desk 110 having a plurality of desk legs 112 for supporting a predetermined plate member 111 and a supporting member 114 for supporting the desk legs under the desk legs, A desk chair set including a chair having a seating surface 122;
A first guide member (130) arranged side by side on the support member;
Wherein said chair supports said chair legs at a lower portion of said chair legs and is inserted into said first guide member and forwardly moved with said chair under the guidance of said first guide member, - a second guide member (140) configured to move the chair in a direction away from the desk;
A card reader (160) installed on the desk, for communicating with a personal card for attendance check of attendees, and generating a lock signal or an unlock signal;
A lock state and an unlock state depending on the lock signal or the unlock signal from the card reader; in the locked state, the second guide member can not perform the backward movement; and in the unlock state, - a locking portion (150), which is held at a locking portion (150); And
And a result of the short distance communication between the personal card of the individual attendee and the card reader is received from the card reader and compared with the presenter related information stored in advance and the comparison result is sent to the card reader And a management unit (170)
Characterized in that the card reader receives a comparison result from the management unit and transmits an unlock signal to the locking unit when it is an appropriate attendant and transmits a lock signal to the locking unit when the attendant is an improper attendant Attendance check system using desk chair set. 6. The method of claim 5, wherein the short distance communication between the personal card and the card reader is NFC communication, and the communication between the management unit and the card reader is WIFI, RS-485, RS-232, TCP-IP, Wherein the attendance check system comprises a lockable desk chair set. [Claim 15] The method according to claim 5, wherein the attendee related information stored in advance in the management unit (170) includes the number of times attendees can attend, and receives a comparison result from the management unit The attendance check system using the lockable desk chair set transmits the difference signal so that the attendance number of attendees can be reduced by one in the management section.

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