KR100350347B1 - Method for double-locking wireless door lock - Google Patents

Abstract

PURPOSE: A method for double-locking wireless door lock is provided to eliminate the inconvenience of using the door lock and to improve safety thereof by enabling the wireless door lock in the first locking state to be operated in the second locking state or release state. CONSTITUTION: If the door lock is in the release state and a prescribed time period has elapsed, a door-locking signal is generated in step(S402), which changes a door lock/release device into the locking state(S403) and maintains the door lock in the first locking state(S404). If the door lock was in the locking state, a determination is made whether the password has entered and the entered password is in accord with the predetermined password(S406). If the entered password is out of accord with the predetermined password for the predetermined number of times, an alarm signal is generated(S409). If the password has not entered, a determination is made whether the start/end key is entered. If so, a CCD monitor is activated for communication with a visitor. If the start/end key has not entered, a determination is made whether the normal emergency key is entered. If not, an alarm signal and the door-locking signal is generated to enable the second lock/release device to be operated in the locking state.

Description

Wireless Remote Dual Locking Method for Electronic Door Lock

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic door lock, and more particularly, to a wireless remote double locking method of an electronic door lock which remotely unlocks or locks a door lock remotely or switches the door lock to a double locked state.

Typically, the electronic door lock is mounted on the inside and outside of the door, respectively, and has a function of unlocking the door lock by inputting a predetermined password from the outside door lock, or manually switching the door lock to the locked or unlocked state. In addition, the electronic door lock is used in conjunction with the electronic door lock mounted on the door is a separate control device for controlling the door lock in the room.

In particular, the electronic door lock has a function to set a password so that the door can be unlocked or kept locked if the password is remembered. This is because a storage means and a control unit are set in the electronic door lock to set or maintain the password. In addition, the electronic door lock has a function of unlocking the door by inputting a password or a function of unlocking the door lock with an emergency key.

As a related art, there is a Korean Patent Publication No. 93-783. The purpose of the present invention is to remotely lock or unlock a door locking device by transmitting a radio signal from a remote power source, a microcomputer unit for controlling the whole system, and lighting. A display unit for automatic control, an alarm unit having a chime function, a motor driving unit for rotating the motor according to the control signal of the microcomputer unit, a slider position sensor unit for inputting a detection signal to the microcomputer unit, and a double safety lock operation The dual locking sensor unit is configured to apply the display signal of the state to the microcomputer unit, the transmitter is configured to transmit a radio signal to the microcomputer unit, and the wireless unit is configured to perform a lock release operation. The motor is driven by the control signal of the microcomputer unit. The position is input to the microcomputer unit, the double lock state is input to the microcomputer unit as a display signal, the signal output from the microcomputer unit is transmitted as a wireless signal from the transmitter, and the lock or unlocked to the body unit under the control of the microcomputer unit. The effect is that the microcomputer detects the state of the door lock so that the door can be locked or unlocked so that the door lock can be controlled remotely.

In addition, there is a Korean Patent Publication No. 93-13409. The purpose is to open and close the door lock device by the radio frequency signal of the remote control, and to keep the lock state at the same time as the alarm at the detector during forced release, In the door lock device that can be opened and closed by the door lock device, the remote control for outputting a predetermined radio frequency signal according to a predetermined button press, and after receiving and controlling the radio frequency signal and the signal input from each input terminal from the remote control A microprocessor for controlling and controlling a controlled signal by a predetermined program, an interface circuit for connecting a signal output from the microprocessor to a load end, an alarm driver for driving an alarm and a buzzer by a control signal of the microprocessor; Buzzer and control of the microprocessor A lamp unit for driving the lamp at predetermined time intervals by the arc, a motor driver for driving the motor according to the control signal of the microprocessor, a solenoid unit for opening and closing the door by driving the solenoid by the motor driver, An external intrusion detection unit that detects an external intrusion state from an infrared sensor installed in a place and inputs the detected signal to the microprocessor, and a door lock that detects this when the solenoid unit is forcibly released from the outside and inputs the detected signal to the microprocessor. It consists of a lock detection unit and a password setting unit that can set a password. The effect of this is to open and close the door lock device by the radio frequency signal output from the remote control, and output the alarm sound and the lock state when the door lock device is forcibly released. By maintaining the effect It is possible to lock or unlocking the door lock from the remote exchange of convenience, there is a reduced effect of the safety of the door lock to prevent the unlocking of the door lock force.

However, in the conventional electronic door lock, there was a direct and simple primary locking function, and after confirming an external visitor in the room, the door had to be released directly or the door had to be released by wire through the main body. Therefore, in order to lock or release the electronic door lock, the user has to go directly to the door equipped with the door lock to operate the door lock or to operate the keys of the main body, thereby exposing the inconvenience of using the electronic door lock.

In addition, when there is no need to directly open and close the door, there is a problem that the safety is weak for those who try to release the door by using another emergency key, or attempts to intrude into the house guide.

In order to solve the above problems, the present invention is to solve the user's hassle by remotely and wirelessly maintaining the secondary lock or unlocked state of the electronic door lock that is primarily kept locked, the electronic door lock An object of the present invention is to provide a wireless remote double locking method and an apparatus for an electronic door lock that have given improved safety.

1 is a block diagram of the electronic door lock according to the present invention,

Figure 2 is a block diagram of a wireless remote dual lock of the electronic door lock applied in the present invention,

Figure 3 is a block diagram showing a control unit of the electronic door lock applied in the present invention,

4a and 4b are front and side views of the electronic door lock according to the present invention,

Figures 5a and 5b is a control flow diagram for dual locking the electronic door lock in the wireless remote according to the present invention.

♣ Explanation of symbols for main part of drawing ♣

100: door lock 110: control unit

112: image signal generator 113: image signal transmitter

114: wireless signal receiver 115: keypad signal receiver

116: Operation indicator 117: Voice memory section

118: voice generator 119: microphone signal amplifier

120: microprocessor 122: power controller

123: battery 124: door lock switch actuator

125: interphone signal repeater 130: reception antenna

132: CCD camera 134: keypad

136: key lighting means 138: speaker

140: microphone 142: key recognition means

143: secondary unlocking / locking means 144: door unlocking / locking means

146: operation display means 148: power supply

150: image signal transmission line 152: interphone signal transmission line

154: door release / lock signal transmission line

160: opening and closing handle 162: door

200: main body 210: antenna for transmission and reception

212: monitor 214: controller

216: Handset 218: Key Input

300: remote control

In order to achieve the above object, the present invention provides a method of determining whether the door lock is locked, determining whether a predetermined time elapsed by driving the built-in timer when the door lock is unlocked, Generating a door lock signal, switching the door unlock / lock means to the locked state by the door lock signal, and maintaining the door lock in the primary lock state by driving the door unlock / lock means; When the door lock is locked in the step of determining whether the door lock is locked, determining whether a password is input, and when a password is input, determining whether the input password matches the set password; Unlocking the door lock if the passwords match, and if the password entered does not match Determining whether an input frequency has been input by a set number of times, and returning to the step of judging input of the password when the input frequency is not set; generating an alarm sound when the password is input more than a set number of times; In the step of judging the input of the password, when there is no input of the password, judging whether the start / end key is input, and if the start / end key is input, driving the CCD camera to generate an image signal. Transmitting the received image signal, operating the monitor of the main body with the received image signal, calling and confirming with the visitor, inputting the main body key or the remote control key, and the input key is a lock key. Or determining whether to release the unlock key, generating a signal to unlock the door lock when the unlock key is input, and FIG. Unlocking the door lock remotely wirelessly or by wire by a release signal; determining whether there is an emergency key input if there is no input of the start / end key; and locking the door lock if there is no input of the emergency key. Is returned to the step of judging, and if there is an emergency key input, judging whether it is a normal emergency key, unlocking the door lock if it is determined that a normal emergency key has been entered, and alarming when it is determined that a normal emergency key has not been entered. Generating a sound, generating a lock signal of the door lock when a lock key is input in the step of determining the input of the lock key or the unlock key, or an alarm sound is generated in the alarm sound generation step; When the lock signal is generated consists of operating the secondary lock / unlock means in a locked state It presents the electronic door lock wireless remote double locking methods.

In addition, the present invention provides an electronic door lock, comprising: a remote controller for transmitting a signal for controlling the door lock and the main body remotely and wirelessly through a transmitting antenna; A control unit for controlling input and output signals, a receiving antenna for receiving a radio signal from a transmitting antenna of the remote controller or a transmitting / receiving antenna of the main body, a CCD camera for converting the captured image into an electrical signal, and a door lock. A keypad for converting input of passwords or various key signals into electrical signals, a key lighting means which is provided on the back of the keypad and is lit at a predetermined intensity, and a speaker which amplifies and outputs various voices and voice guides to a predetermined size And, a microphone for converting the input voice into an electrical signal, a key recognition means for detecting an abnormality of an emergency key to be inserted, a secondary unlocking / locking means for double locking or unlocking the door, and locking or Door unlocking / locking means for unlocking, operation display means for displaying the operation status of the door lock, The transformer and rectified by the power supply is included to supply a door lock in the door lock; Transceiver antenna for receiving a wireless signal from the remote control or transmitting a wireless signal to the door lock, a monitor for displaying a video signal input from the CCD camera in a visible form, and receiving and comparing various signals generated, And a controller including a controller for outputting a control signal, a handset for transmitting and receiving voice from the door lock, and a key input unit for converting an input of each key signal for locking or unlocking the door lock into an electrical signal. It is an object to provide a remote double lock.

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

1 is an overall block diagram of an electronic door lock according to the present invention, Figure 2 is a block diagram of a wireless remote dual locking device of the electronic door lock applied in the present invention, Figure 3 is a block diagram showing a control unit of the electronic door lock applied in the present invention. 4A and 4B are front and side views of the electromagnet door lock according to the present invention.

The door lock 100 is connected through the inside and the outside of the door, and the outside is configured to add a function such as the visitor or accessor to unlock or keep the door locked or to record and listen to voice guidance. Consists of

The control unit 110 of the door lock 100 includes a program or various functions for controlling the various devices configured in the door lock 100 as a whole.

The receiving antenna 130 receives a radio signal transmitted from the transmitting antenna 310 of the remote controller 300 or the transmitting / receiving antenna 210 of the main body 200 and outputs the wireless signal to the controller 110. 132 converts the visitor's image into an electrical signal and outputs the electrical image signal to the controller 110.

The keypad unit 134 is composed of a plurality of digital keys, and may input a password capable of unlocking the door lock, and the input key signal is converted into an electrical signal and input to the controller 110. It is to be able to decrypt the signal about the entered password. In addition, the key lighting means 136 is a light emitting device having a predetermined brightness on the back of the keypad unit 134, and automatically lights up when the start or end key of the keypad unit 134 is pressed or a predetermined key is pressed. It was made. In addition, the key lighting means 136 is automatically turned off after a predetermined time has elapsed since the last key input after the lighting.

The speaker 138 has an interphone function for communicating with a person in the room. The speaker 138 is a device for delivering various voice guidance and voices. It is to output voice. The microphone 140 converts the visitor's voice into an electrical signal and delivers it to the main body of the room. At this time, the door lock 100 is capable of a voice conversation with the speaker 138 and the microphone 140, and the main body 200 installed in the room to be able to talk with the voice through the handset 216.

The key recognition means 142, unlike inputting a password for unlocking the door lock through the keypad unit 134, by inserting the emergency key into the key insertion unit including the key recognition means 142 to unlock the door lock It is possible to recognize the authenticity of the emergency key to be inserted. That is, when the emergency key is a normal key, the door lock is in a unlocked state, but in the case of an abnormal key, the door lock is not released through the control unit 110 or an alarm sound is generated through a separately configured alarm means.

The door unlocking / locking means 144 switches the door lock to the unlocked state or the locked state by the control signal of the controller 110. In this case, the door unlocking / locking means 144 is typically driven when the door is locked or unlocked, and is operated in a primary locking and unlocking state. The secondary unlocking / locking means 143 switches the door lock to the locked or unlocked state like the door unlocking / locking means 144, and when it is necessary to double lock or unlock the door according to the user's situation judgment. It is driven secondarily.

The operation display means 146 is driven by the control signal of the control unit 110, and displays a state that the door lock is being operated when a visitor or an accessor locks or unlocks the door or performs a separate operation. The operation indicator 146 may be a light emitting diode having a predetermined color.

The power supply unit 148 is supplied from the main body 200 or receives a separate driving power to supply power for the operation of the door lock. When the input power is AC, it is converted into DC or a predetermined voltage. It has the function of transforming. The power supply unit 148 is configured with a predetermined capacity storage battery 123 in consideration of the external power is cut off.

The door lock 100 configured as described above is configured with a plurality of transmission lines for transmitting and receiving various electrical signals with the main body 200. Among these transmission lines, the image signal transmission line 150 monitors the outdoor image signals indoors. The interphone signal transmission line 152 is a path for transmitting a bidirectional electric voice signal for transmitting a voice signal from indoors to outdoors or outdoors to indoors. In addition, the door unlock / lock signal transmission line 154 is a path for transmitting a signal to keep the door lock in the locked state or switch to the unlocked state after identifying the visitor's identity indoors.

In the block diagram of FIG. 3, the controller 110 includes various devices including the microprocessor 120. That is, the microprocessor 120 is a device that controls the electronic control, controls the functions of all the electronic circuits, interprets the input electrical signals, and outputs a control signal or an instruction signal related to operation to each device. .

The radio signal receiver 114 receives, demodulates, amplifies, and analyzes a remote radio signal input through the reception antenna 130 to output the result to the microprocessor 120.

The image signal generator 112 analyzes an electrical signal transmitted from the CCD camera 132, converts the electrical signal into an electrical signal that can be transmitted, and sends the electrical signal to the image signal transmitter 113. At this time, the image signal generator 112 is controlled by the microprocessor 120. The image signal transmitter 113 transmits the electrical image signal input from the image signal generator 112 to the monitor 212 configured in the main body 200 of the indoor unit so as to recognize an image of an outdoor visitor. The keypad signal receiver 115 converts an on or off state from a plurality of keys into an electrical digital signal to be input to the microprocessor 120 so that it can be decrypted.

The operation indicator 116 generates a signal for notifying the visitor or the person that the door lock is operating. The operation indicator 116 is driven by the control of the microprocessor 120 to generate an electrical signal for operating the operation indicator 146. Generate.

The voice memory unit 117 stores voice messages for notifying other visitors when there are no people in the house for a certain period of time when they go out, and the guide voice to be transmitted is recorded as a digital signal in a digital state.

The voice generator 118 guides the visitor by status of the door lock 100 as a voice, and outputs a voice signal stored in the voice memory unit 117 or transmits a voice signal transmitted from the main body 200 to a speaker ( 138). The micro signal amplifier 119 amplifies the electric voice signal of the visitor input from the microphone 140 of the door lock 100 to a predetermined size and outputs it to the interphone signal repeater 125. The voice signal is transmitted to the handset 216. Therefore, the voice call is made between the indoor and the outdoor through the handset 216 of the main body 200, the speaker 138 and the microphone 140 of the door lock 100. Therefore, the voice signal transmitted between the outdoor and the indoor is relayed through the interphone signal repeater 125.

The power controller 122 controls the power required for the operation of each device as needed when the door lock 100 and the main body 200 are being driven. The power controller 122 supplies power input from the main body 200 or applied through a separate power line. Manage and control The storage battery 123 has a predetermined power capacity, and charges or discharges the power applied from the power controller 122.

The door lock switch driver 124 receives the opening / closing signal of the door lock input from the microprocessor 120 to perform the door release / lock means 144 and the secondary release / lock means 143. The signal related to the door open / closed signal transmitted from the main body 200 through the door unlock / lock signal transmission line 154 or the signal received from the remote control 300 through the receiving antenna 130 to the wireless signal receiver 114 Is a signal transmitted from the keypad unit 134 or a signal transmitted to the keypad signal receiver 115. Accordingly, the door lock opening and closing driver 124 primarily locks or releases the door, and thus locks or releases the door lock 100 secondarily due to an emergency situation or indoor requirements. Unlike conventional electronic door locks, the door locks can be locked or unlocked in a double manner, thereby providing improved safety and controlling remotely wirelessly.

In addition, the microprocessor 120 receives a key recognition signal for authenticity of the emergency key sensed by the key recognition means 142, and outputs a control signal corresponding to the information of the built-in emergency key after comparison and determination. Let's do it. At this time, the control signal of the microprocessor 120 may generate a sound signal having a predetermined frequency through the speaker 138 through a separate alarm means, or may add a function that can easily notify the neighbors or neighbors. Can be.

The remote controller 300 can remotely control the electronic door lock wirelessly in the home or outside the house, and if the remote controller 300 is configured with a microphone and a speaker that can transmit and receive voices wirelessly, a call with the visitor wirelessly You might be able to This allows the user to check the visitor from the house guide without going directly to the door, thereby providing convenience to the use of the electronic door lock.

The radio frequency transmitted from the remote control 300 may transmit and receive information with the outside through the door lock 100 or the main body 200 attached to the house guide. In the drawings, reference numeral 160 is an open / close handle, and 162 is a door.

The wireless remote dual locking device of the electronic door lock of the present invention made as described above will be described in detail with reference to the control flow charts of FIGS. 5A and 5B.

In step S400, if the door lock 100 is in a locked state by determining whether the door lock 100 is in a locked state, it is determined whether a predetermined time set by driving the built-in timer has elapsed in step S401. Therefore, if a predetermined time has elapsed, the door lock signal is generated from the main body 200 in step S402, and the control unit 110 of the door lock 100 locks the door release / lock means 144 with the door lock signal. Switching to step S403 is performed. In step S404, the door lock 100 is maintained in the primary locked state due to the driving of the door release / locking means 144.

In addition, when the door lock 100 is locked in the step S400 of determining whether the door lock 100 is in a locked state, it is determined whether a password is input in step S405, and the password is input in step S406. It is determined whether the set password matches the set password. In this case, when the input password matches the set password, the door lock 100 is released in step S407.

However, if the input password does not match the password set in step S406, it is determined whether the input frequency of the password has been input in the set number of times in step S408, and if it is not the set number of times, determining the input of the password. It is fed back to (S405).

If the door lock 100 is not released even if the input of the password is input more than the set number of times in step S408, in step S409, an alarm sound is generated to warn.

On the other hand, if there is no input of the password in the step S405 of determining the input of the password, it is determined whether the start / end key of the keypad unit 134 is input in step S410, and if the start / end key is input, The CCD camera 132 is driven to generate an image signal (S411). In operation S412, the generated image signal is transmitted, and in operation S413, the monitor 212 configured in the main body 200 is driven by the received image signal.

Step S414 checks the visitor through the monitor 212 indoors or makes a voice call with the visitor. In step S415, a key provided in the key input unit 218 of the main body 200 or a key provided in the remote controller 300 is input. In step S416, it is determined whether the input key is a lock key or a unlock key. Done. Therefore, when the unlock key is input, a step of generating a signal for unlocking the door lock 100 is performed (S417), and in step S418, the door lock 100 is remotely resolved by wireless or wired by the door unlock signal. do.

In addition, if there is no start / end key input of the keypad unit 134 in step S410, it is determined whether an emergency key is input in step S421. If there is no input of an emergency key, the door lock 100 is entered. Although it is fed back to the step of determining the locked state of (S400), if there is an input of the emergency key to perform a step (S422) of determining whether the normal emergency key.

When it is determined in step S422 that the normal emergency key is input, the step S423 of releasing the door lock 100 is made, and when it is determined that the normal emergency key is not input, an alarm sound having a frequency of a predetermined size is generated. Step S424 is made.

In step S419, when the lock key is input in the step S416 of determining the input of the lock key or the unlock key, or when the alarm sound is generated in step S424 in which the alarm sound is generated, the door lock 100 is opened. It generates a lock signal. In step S420, when the lock signal of the door lock 100 is generated, the second unlocking / locking means 143 is operated in a locked state.

As described above, the wireless remote double lock device of the electronic door lock of the present invention, even if the user does not switch the door lock to the locked state after unlocking the door lock manually or by using the remote control, When the door lock is automatically locked, the door lock is prevented from being kept in an unlocked state, thereby improving the reliability of the door lock. Also, the door lock can be controlled remotely from the home or the outside with a remote control. By keeping the locked door lock remotely and wirelessly in secondary lock or unlocked state, it eliminates user's hassle and also enables the door lock to be operated quickly, giving improved safety and function of electronic door lock. It has the effect of increasing convenience and convenience.

Claims (1)

Determining whether the door lock 100 is in a locked state (S400), and if the door lock 100 is in a released state, determining whether a predetermined time elapsed by driving the built-in timer (S401), and If it has passed, generating a door lock signal (S402), switching the door unlock / lock means 144 to a locked state by the door lock signal (S403), and driving the door unlock / lock means 144 to lock the door. If the door lock 100 is locked in step S404 of maintaining the primary lock state 100 (S404) and determining whether the door lock 100 is locked (S400), it is determined whether a password is input. In step S405, and if a password is input, determining whether the input password matches the set password (S406), unlocking the door lock when the input password matches (S407), and Passwords do not match In step S408, 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 S405 of determining the input of the password (S408), and when the input of the password is input more than the set number of times. Generating an alarm sound (S409), and when there is no input of the password in the step (S405) of determining the input of the password, determining whether the start / end key is input (S410), and start / end key Is input, the CCD camera 132 is driven to generate an image signal (S411), to transmit the generated image signal (S412), and to operate the monitor of the main body with the received image signal (S413). ), Calling and confirming with the visitor (S414), inputting a main body key or a remote control key (S415), determining whether the input key is a lock key or a unlock key (S416), and unlocking Tall Generating a signal for unlocking the door lock when it is input (S417), unlocking the door lock wirelessly or wired remotely by the door unlock signal (S418), and inputting a start / end key in the step (S410). If it is not there, it returns to step S421 of determining whether there is an emergency key input, and if there is no input of an emergency key, it is returned to step S400 of determining a locked state of the door lock. Determining the step (S422), and if it is determined that the normal emergency key has been entered (S423), and if it is determined that the normal emergency key is not entered (S424) and generating the alarm sound, the lock When the lock key is input in the step S416 of determining the input of the key or the unlock key, or the alarm sound is generated in the alarm sound generation step S409 or S424, the door Generating a lock signal of the electronic door lock (S419) and operating the secondary lock / release means 143 in a locked state when the lock signal of the door lock is generated (S420). Wireless remote dual lock method.

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