KR19980051448A - Electronic door lock opening and closing method and device therefor - Google Patents

Abstract

The present invention relates to a light door opening and closing method of an electronic door lock, and the timer 270 and the controller 250 even if the user does not switch the door to the locked state after unlocking the door lock manually or by using the remote controller 100. When the elapsed time passes by), the door is automatically locked to prevent the door from being kept unlocked.

Description

Electronic door lock opening and closing method and device therefor

The present invention relates to an electronic door lock, and more particularly, to an electronic door lock opening and closing method and apparatus for automatically switching a door to a locked state when a certain time has elapsed after the door lock is remotely opened or closed wirelessly or when the door is opened. .

Typically, the electronic door lock is mounted on the inside and outside of the door has a function to enter a password or to manually lock or unlock the door. In addition, the electronic door lock is used by being connected to the electronic door lock is mounted on the door is a separate control device for controlling the door lock in the room.

In particular, the electronic door has a function to set a password, so that the user can unlock the door or keep it locked if he only remembers the password. This is because the electronic door lock has a built-in storage means and a control unit for setting or maintaining the password rate.

However, in the conventional electronic door lock, if the door lock is not switched back to the locked state without being released, the unlocked state is maintained, and inadvertent intrusion into the room may occur due to user's carelessness. That is, it is because the door lock is unlocked indoors or the door lock is not switched back to the locked state after the door is unlocked after inputting a password from the outside.

Therefore, after unlocking the locked door, the door lock must be operated after the person's entry and exit to lock it, so that the security of the house can be maintained, but if the user forgets to lock the door lock or the door lock After unlocking the door, there was a cumbersome style to operate the door lock again.

In addition, in order to lock or unlock the electronic door lock, the user has to go directly to the door lock and operate the door lock, thereby exposing a problem of inconvenience in using the electronic door lock.

The present invention to solve the above problems, after a certain time has passed after the electronic door lock is released, the door lock is automatically switched to the locked state to solve the user's hassle, and also to lock or lock the electronic door lock remotely An object of the present invention is to provide a method for opening and closing an electronic door lock and a device thereof, which can be released.

1 is a lock diagram of the opening and closing device of the electronic door lock according to the present invention, Figures 2a and 2b is a control flow diagram regarding the opening and closing of the electronic door lock applied in the present invention.

* Explanation of symbols for main parts of the drawings

100: remote control 110: life antenna

120: oscillator 130: modulator

140: heavy aerator 150: switch unit

160: battery 200: body

2l0: receiving antenna 220: receiving unit

225: demodulation unit 230: a heavy part

235: key input unit 240: power supply unit

245: memory 250: controller

255: solenoid 260: buzzer

265: speaker 270: timer

275: contact switch

Accordingly, the present invention is to achieve the above object, the contact switch mounted on one side of the door to detect the locking or unlocking state of the door, the step of determining whether the door is locked, and if the door is in the unlocked state Driving a timer, determining whether a predetermined time has elapsed since the door is unlocked, outputting an excitation signal from the controller if the predetermined time has elapsed, and driving the solenoid with a control signal of the controller And switching the door to the locked state by driving the solenoid, and if the door is locked at the step of determining whether the door is locked, determining whether a password is input, and if a password is input, Determining whether the password matches the set password, and if the entered password does not match Determining whether the number of times of input of the password has been set, and returning to the step of judging the input of the password if it is not set; and generating an alarm sound when the password is input more than the set number of times; When there is no input of the password and determining whether the doorbell is input at the step of holding the door in the locked state and determining the input of the password at the same time as generating the alarm sound, the contact switch is not present. A step of returning to the driving step, and if there is an input of the doorbell in the step of determining the input of the doorbell, checking the visitor; determining whether the door is locked or unlocked by the remote control; If there is input from the remote control at the step of determining Unlocking the door, turning on the door opening / closing switch, weighting, modulating and oscillating the signal input from the switch unit of the remote controller to a predetermined voltage level, and transmitting the oscillated radio frequency to the transmitting antenna Receiving a radio frequency at a receiver through a receiving antenna; demodulating the received radio frequency and amplifying the received radio frequency to a predetermined voltage level; A control method of an electronic door lock is disclosed, which includes determining a voltage level and outputting a control signal from a controller, driving a solenoid, and unlocking a door.

In addition, the present invention is an electronic door lock, a built-in battery for supplying a predetermined amount of power, a switch unit provided with a plurality of switches, and a medium width to amplify the switch signal input from the switch unit to a predetermined level voltage level And a generator for loading and modulating a carrier wave on the signal amplified by the heavy amplifier, and a generator for oscillating the modulated signal inputted from the modulator at a predetermined frequency to be transmitted to the outside through a transmission antenna which is a built-in pattern antenna. Receiving unit for detecting the radio frequency received through the remote control, a receiving antenna which is a built-in pattern antenna, a demodulation unit for demodulating the radio frequency detected from the receiving unit, and a radio frequency demodulated by the demodulation unit A heavy input section for heavy load, a key input section including a plurality of keys necessary for unlocking or locking the door, and Controls the power supply unit that converts AC power applied from long or external and supplies it to a certain size power state, a timer that counts real time through the oscillation circuit including crystal, and a password and door lock necessary for locking or unlocking the door. A memory unit having various reference data set therein, a controller which determines a signal input through the amplifying unit, a key input unit, a power supply unit, and a timer, and outputs a control signal, and locks or unlocks the door with a control signal of the controller. A solenoid for switching, a buzzer for outputting an alarm sound of a constant frequency as a control signal of the controller, a speaker for outputting an audio signal as a control signal of the controller, and a side of the door to detect a lock or unlock state A main body including a contact switch for outputting a detected signal Is characteristic.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a door opening and closing device for an electronic door lock according to the present invention.

The battery 160 supplies power to the remote controller 100, and a built-in battery such as a battery is used. The switch unit 150 is composed of a plurality of keys, and includes various keys for remotely controlling the door lock, including keys for remotely locking the door or releasing the locked door. The amplifier 140 amplifies the key signal input from the switch unit 150 to a voltage level of a predetermined magnitude, and the signal amplified by the amplifier 140 is modulated by the modulator 130. That is, the modulator 130 carries a carrier wave on the switch signal of the switch unit 150 or modulates the signal transmitted as a radio signal. The generator 120 oscillates the signal modulated by the modulator 130 and transmits the signal to the outside through the transmitting antenna 110.

An infrared oscillator and an infrared light emitting diode for transmitting an infrared signal having linearity may be used in place of the modulator 130, the oscillator 120, and the transmission antenna 110.

As described above, the remote controller 100 can remotely control the electronic door lock remotely even in the home or outside the home. In addition, by configuring a microphone and a speaker that can wirelessly transmit and receive voice to the remote control 100, it will be possible to talk to the visitor wirelessly. This allows the user to check the visitor to the house guide without going out to the door directly, thereby providing convenience to the use of the electronic door lock.

The radio frequency transmitted from the remote controller 100 may transmit and receive information to and from the outside through the main body 200 attached to the door lock or the house guide.

The receiving unit 220 configured in the main body 200 detects a radio frequency received through the receiving antenna 210 which is a built-in pattern antenna, and the demodulation unit 225 demodulates the radio frequency detected from the receiving unit 220. After the amplification, the amplifier 140 amplifies the radio frequency to a predetermined sum level.

The key input unit 235 is provided with a plurality of keys necessary for unlocking or locking the door, and are provided outside the door. The power supply unit 240 converts AC power applied from the built-in type or the outside to supply a predetermined amount of power, and supplies the power to the constituent devices and the respective parts of the main body 200.

The timer 270 is a real-time is counted through the oscillation circuit including the crystal, the memory unit 245 is set a variety of reference data for controlling the password and door lock required for locking or unlocking the door.

The controller 250 determines a signal input through the medium width unit 230, the key input unit 235, the power supply unit 240, and the timer 270, and outputs a control signal. At this time, the controller 250 loads the reference data or the program stored in the memory unit 245 and performs the comparison and calculation necessary to control the door. The solenoid 255 is configured to lock or unlock the door by the control signal of the controller 250, and is configured to interlock with manually locking or unlocking the door lock. That is, the door lock is locked or unlocked by the operation of the solenoid 255 or by manual operation.

The buzzer 260 outputs an alarm sound of a predetermined frequency as a control signal of the controller 250, and the speaker 265 outputs a voice signal as a control signal of the controller 250, and inputs a voice signal. A separate microphone is included. The contact switch 275 is configured at one side of the door to detect a locking or unlocking state of the door and outputs a sensed signal. The contact switch 275 detects the locking or unlocking by the solenoid 255.

The door opening and closing device of the electronic door lock according to the present invention configured as described above will be described in detail with reference to the control flowcharts of FIGS. 2A and 2B.

In step S300, the contact switch 275 mounted on one side of the door detects the locking or unlocking state of the door, and in step S301, it is determined whether the door is locked.

If the door is unlocked in the step S301, it is determined whether a predetermined time has elapsed since the door is unlocked in step S303, and if the door is locked, the step S307 is performed. Done.

If a predetermined time has elapsed in step S303, the controller 250 outputs a control signal in step S304 to drive the solenoid 255 with the control signal of the controller 250 in step S305. Therefore, in step S306, the door is switched to the locked state or remains locked.

If the door is locked in the step S301 of determining whether the door is locked, the step S307 of determining whether a password is input is performed, and if a password is input, the password entered in the step S308 is entered. It determines whether the password matches the set password.

In addition, in step S309, when the input password does not match the set password when the password is input, it is determined whether the input frequency of the password has been set by the set number of times. It returns to step S307.

In step S310, when the password is input more than the set number of times, but not the set password, an alarm sound of a predetermined frequency is generated, and the door is kept locked in step S311.

In step S312, if there is no input of the password in step S307 of determining the input of the password, and it is determined that the doorbell is input, and there is no input of the doorbell, the contact switch 275 is driven back to step S300. If there is an input of the doorbell in the step S312, the step of determining the visitor rate is performed (S313). In step S314, it is determined whether the door is locked or released by the remote controller 100. If there is no input of the remote control 100 in the step (S314) of determining the input of the remote control (l00) in the step (S323) to unlock the door by the input of the hedge key, if there is an input from the remote control (l00) In step S315, the door open / close switch 275 is turned on.

In step S316, the signal input from the switch unit 150 of the remote controller 100 is amplified by the amplifier 140 to a predetermined voltage level, modulated by the modulator 130, and oscillated by the oscillator 120. In step S317, the radio frequency rate is transmitted to the outside through the transmitting antenna 110 connected to the oscillator 120. In step S318, the receiving unit 220 receives the radio frequency through the receiving antenna S210, and in step S319, the demodulation unit 225 demodulates the received radio frequency, and in the amplifier 230, Amplify to the voltage level.

Also, in step S320, when the password is matched in step S308, or when the unlock key is input in step S323, the controller 250 determines the voltage level of the predetermined magnitude amplified in step S319. ) Will output the corresponding control signal.

Therefore, the driving of the solenoid 255 in step S321 is to perform the control to release the door rate in step S322.

As described above, the door opening and closing method and the device of the electronic door lock of the present invention, even if the user does not switch the door to the locked state after unlocking the door lock manually or by using the remote control, a predetermined time has elapsed by the timer and the controller. If so, it automatically switches to the door rate lock state to prevent the door from maintaining the unlocked state rate without permission to improve the reliability of the electronic door lock. In addition, the electronic door lock can be controlled remotely with a remote control in the home or outside the house has the effect of improving the function and convenience of the electronic door lock.

Claims (2)

The contact switch mounted on one side of the door detects the locking or unlocking state of the door (S300), the step of determining whether the door is locked (S301), and driving the timer if the door is unlocked ( S302), a step (S303) of determining whether a predetermined time has elapsed from the time when the door is released, a step of outputting a control signal from the controller (S304) if the predetermined time has elapsed, and a solenoid as a control signal of the controller If the door is locked in the step (S305), the step of switching the door to the locked state by the drive of the solenoid (S306), and the step (S301) of determining whether the door is locked, the input of the password is Determining whether there is a step (S307), and if the password is input, determining whether the input password matches the set password (S308), and if the input password does not match It is determined whether the number of times of input of the password has been set, and if it is not the set number of times, returning to the step (S307) of judging the input of the password (S309); Generating an alarm sound (S310), at the same time as the step of generating the alarm sound (S310) and maintaining the door in a locked state (S311), and determining the input of the password (S307) If there is no input and it is determined that the doorbell is input and there is no input of the doorbell, the contact switch is driven to step S300 (S300) and the step of determining the input of the doorbell, the input of the doorbell in step S312. If there is, in step S313 of checking the visitor, determining whether the door is locked or unlocked by the remote control in step S314, and determining the input of the remote control in step S314. If there is no input of the remote control, the step of unlocking the door by the input of the release key (S323), the step of turning on the door opening and closing switch (S315), and amplifying the signal input from the switch unit of the remote control to a predetermined voltage level And modulating and oscillating (S316), transmitting the oscillated radio frequency to a transmitting antenna (S317), receiving a radio frequency at a receiving unit through a receiving antenna (S318), and receiving the received radio frequency. And demodulating the signal to a predetermined voltage level (S319), determining a voltage level of a predetermined magnitude whose password is matched or the unlock key is input or amplified, and outputting a control signal from the controller (S320), and the solenoid Driving (S321), and the step of unlocking the door (S322) of the electronic door lock opening and closing method. In the electronic door lock, a battery 160 for supplying a predetermined amount of power to the built-in type, a switch unit 150 having a plurality of switches, and a switch signal input from the switch unit 150 have a predetermined voltage level. An amplifier 140 for amplifying a signal, a modulator 130 for carrying and modulating a carrier wave on a signal amplified by the amplifier 140, and oscillating a modulated signal input from the modulator 130 at a predetermined frequency. Remote control 100 including an oscillator 120 for transmitting to the outside through the transmission antenna 110, which is a pattern antenna, a receiver 220 for detecting a radio frequency received through the receiving antenna 210, which is a built-in pattern antenna A demodulator 225 for demodulating the radio frequency detected by the receiver 220, an amplification unit 230 for amplifying the radio frequency demodulated by the demodulator 225 to a predetermined voltage level, To unlock or lock the door Real-time through the key input unit 235 is provided with a plurality of necessary keys, a power supply unit 240 for converting the AC power applied from the built-in or external to supply a predetermined size of power state, and an oscillation circuit including Krishal The counting timer 270, a password required for locking or unlocking the door and various reference data for controlling the door lock are set, the amplifying unit 230, the key input unit 235, the power supply unit ( A controller 250 for determining a signal input through the 240 and a timer 270 and outputting a control signal, a solenoid 255 for switching the door to a locked or unlocked state with a control signal of the controller 250; A buzzer 260 for outputting an alarm sound of a predetermined frequency as a control signal of the controller 250, a speaker 265 for outputting an audio signal as a control signal of the controller 250, and a door envisioned on one side of the door. Of Electronic door lock opening and closing device consisting of a main body 200 including a contact switch (275) for outputting the detected signal by detecting a lock or unlocked state.