KR20060020164A - Double door rock system interlocked door knob of indoor - Google Patents

Abstract

The present invention is to detect the movement of the door handle used to open and close the door in the room to release the locked state of the auxiliary door lock when the door handle is rotated in the direction to open the door so that the door can be opened only by the operation of the door handle An auxiliary door lock system interlocked with an indoor door handle.

The auxiliary door lock system interlocked with the indoor door handle according to the present invention controls the driving of the motor 213 transmitting the rotational force to the gear unit 212 to lock or open the dead bolt 211 connected to the gear unit 212. The inner body 210 is provided with a micom 214 to change the position, and the outer body provided with a key cylinder 221 or operation key 222 to change the dead bolt 211 to the locked or open position outdoors In the auxiliary door lock system comprising a 220 and installed on the door with the door handle, the auxiliary door lock system detects the movement of the indoor door handle 100 for opening the door in the room and detects the detection signal to the microcomputer A sensor unit 300 is provided to transmit to 214, and the microcomputer 214 drives the motor 213 when the detection signal is received from the sensor unit 300, and thus the dead bolt 211 in a locked position. To It is characterized by changing to the open position.

Door handle, door lock, auxiliary door lock, sensor, microcomputer

Description

Double Door Rock System Interlocked Door Knob of Indoor}             

1 is a perspective view of the interior side of a conventional auxiliary door lock,

Figure 2 is an outdoor side perspective view of a conventional auxiliary door lock,

Figure 3 is a block diagram showing the internal structure of a conventional auxiliary door lock,

Figure 4 is a perspective view of the interior side of the auxiliary door lock system according to the present invention,

5 is an outdoor side perspective view of the auxiliary door lock system according to the present invention;

6 is an overall block diagram of an auxiliary door lock system according to the present invention;

7 is a block diagram of a sensor unit according to the present invention;

8A to 8C are conceptual views illustrating a principle of sensing a movement of a door handle by a sensor unit having a reed switch according to the present invention;

9 is a flowchart illustrating a process of operating the auxiliary door lock system according to the present invention.

※ Explanation of codes for main parts of drawing

100: door handle 110: lock handle

120: key cylinder 210: auxiliary door lock inner body

211: dead bolt 212: gear unit

213: motor 214: micom

214a: central processing unit 214b: motor drive module

214c: switch interface 214d: control panel interface

214e: network interface 215: detection switch

216: open switch 217: power supply

218: open handle 219: lock lever

220: auxiliary door lock outer body 221: key cylinder

222: operation unit 300: sensor unit

310: sensor 320: network interface

330: control module

The present invention relates to an auxiliary door lock system interlocked with an indoor door handle, and more particularly, to detect the movement of a door handle used when the door is opened and closed in a room, and to lock the auxiliary door lock when the door handle is rotated in the direction of opening the door. The present invention relates to an auxiliary door lock system that is interlocked with an indoor door handle that allows the door to be opened by only operating the door handle by releasing the state.

In general, both sides of the door facing the interior and exterior is provided with a door handle for rotating the door in one direction to open the door, the rotation shaft of the indoor door handle is provided with a lock handle and the rotation shaft of the outdoor door handle is provided with a key cylinder have.

The user keeps the door in a locked state or releases the lock state through a lock handle or a key cylinder provided in the door handle, and rotates the door handle to open and close the door in the unlocked state. However, the lock handle and the key cylinder provided in the door handle has a weak security, there is a problem that is easily exposed to intrusion from the outside, in order to solve this problem, usually by installing a separate auxiliary door lock on the top of the door handle security Is strengthening.

1 is a perspective view of an outdoor side of the conventional auxiliary door lock, Figure 2 is a perspective view of the interior side of a conventional auxiliary door lock, Figure 3 is a block diagram showing the internal structure of a conventional auxiliary door lock.

As shown in Figures 1 to 3, the auxiliary door lock is coupled to the inner body 210 is installed on the interior door and the outer body 220 is installed on the outdoor door with the door (D) in between. To form.

The outer body 220 is usually provided with an operation unit 222 for inputting a password, etc. for opening and locking the door from the outside, and a key cylinder 221 for opening or locking the door through a key.

The inner body 210 detects whether the door is closed or open, and the dead bolt 211 protruding to the outside of the body to be coupled to the wall fixing groove (not shown) to keep the door (D) in a locked state A detection switch 215 for opening, an open handle 218 for manually manipulating the dead bolt 211 in a locked or open state, and an open handle 218 when the open handle 218 is in a locked state. The locking lever 219 for maintaining the locked state, and the open switch 216 for opening the dead bolt 211 using the microcomputer 214 provided inside the inner body 210 is provided.

Inside the inner body 210, the motor 213 for changing the dead bolt 211 to a locked or open state, and coupled between the motor 213 and the dead bolt 211, the rotational force of the motor 213 Gear unit 212 for converting the motor into a linear motion of the dead bolt 211, the microcomputer 214 for controlling the locking and opening state of the door by controlling the driving of the motor 213, the motor 213 and The power supply unit 217 for supplying power to the microcomputer 214 is provided.

The conventional auxiliary door lock made of the above configuration is operated independently from the door handle (100). For example, in order to open the door D in which the dead bolt 211 of the auxiliary door lock is locked in the room, the user first releases the lock state of the auxiliary door lock and then rotates the door handle 100. The door must be opened. If the lock handle 110 provided in the door handle 100 is in a locked state, the user should change the lock handle 110 to an open state and then rotate the door handle 100 to open the door. Even if you want to open the door outdoors, first unlock the auxiliary door lock, and if the lock handle 110 of the door handle 100 is in the locked state, the lock state through the key cylinder 120 to unlock the door The door D must be opened using the handle 100.

Such an auxiliary door lock device has a useful effect of preventing security from invading the outside by emphasizing security, but it is somewhat inconvenient to open the door indoors. That is, since the auxiliary door lock and the door handle must be separately operated to open the door in the room, the elderly and the disabled have a problem in that the use of the auxiliary door lock is not easy. In addition, when a situation such as a fire occurs to urgently open the door in the room, the operation of the auxiliary door lock has a problem of delaying the door opening time and causing confusion of users.

Therefore, the present invention has been made to solve the above problems of the conventional auxiliary door lock, the object of the present invention is to operate the door handle only without releasing the locked state of the auxiliary door lock when you want to open the door in the room In addition, to provide an auxiliary door lock system that is interlocked with the interior door handle that can be quickly released to unlock the auxiliary door lock automatically.

Auxiliary door lock system interlocked with the interior door handle of the present invention for achieving the above object is to control the driving of the motor for transmitting the rotational force to the gear unit to change the dead bolt connected to the gear unit to the lock or open position An auxiliary door lock system comprising an inner body provided, and an outer body provided with a key cylinder or an operating key for changing the dead bolt to a locked or open position outdoors, wherein the auxiliary door lock system includes a door for opening the door indoors. A sensor unit is provided to detect a movement of a door handle of the interior side and transmit a detection signal to the microcomputer. When the microcomputer receives a detection signal from the sensor unit, the microcomputer drives the motor to change the dead bolt in the locked position to the open position. Let's go.

The sensor unit includes a sensor for generating a detection signal when the interior door handle is out of a preset rotation range, a network interface for transmitting a signal sensed through the sensor to the microcomputer, and a control module for controlling the sensor and the network interface. It is made, including.

The sensor is attached to one side of the door handle to be detected to detect the movement of the magnet rotates with the door handle or a sensor attached to one side of the door handle to be detected to detect the light reflected through the reflection plate rotates with the door handle It is preferable that the sensor is made of any one of the photosensors.

In addition, the network interface preferably transmits the signal sensed by the sensor to the microcomputer through any one of a communication method of wired communication, infrared communication, radio frequency communication.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In describing the preferred embodiment of the present invention, description of the same or similar construction and operation as the conventional general door handle and the auxiliary door lock will be omitted.

Figure 4 is an interior side perspective view of the auxiliary door lock system interlocked with the door handle according to an embodiment of the present invention, Figure 5 is an outdoor side perspective view of the auxiliary door lock system according to an embodiment of the present invention, Figure 6 is an embodiment of the present invention The overall block diagram of the auxiliary door lock system according to the example.

As shown in Figure 4 to 6, the auxiliary door lock system according to an embodiment of the present invention is installed in the interior door (D), the auxiliary door lock system is a sensor for detecting the movement of the interior door handle (100) It includes a portion 300, and the inner body 210 of the auxiliary door lock to open the lock state in accordance with the detection signal transmitted from the sensor unit 300.

The sensor unit 300 detects the movement of the indoor door handle 100, that is, when the door handle 100 is changed to the open position of the door, and detects the detection signal by the microcomputer 214 of the auxiliary door lock inner body 210. It consists of a sensor that transmits to. 4 and 5, the sensor unit 300 is installed in the indoor door D and is not installed in the outdoor door D. The door opening at the outdoor side is a security of a conventional auxiliary door lock. This is because the door opening in the interior side, rather than because of the auxiliary door locks cause user inconvenience.

7 is a block diagram of the sensor unit according to an exemplary embodiment of the present invention. The sensor unit 300 includes a sensor 310 for detecting a movement of the door handle 100 as a sensing target and a transmission from the sensor 310. Including a network interface 320 for transmitting the detection signal to the microcomputer 214 of the auxiliary door lock inner body 210, and a control module 330 for controlling the operation of the sensor 310 and the network interface 320; Is done.

In one embodiment of the present invention, the sensor 310 is implemented through a reed switch (Reed Switch) for detecting the presence or absence of a magnet, the reed switch is the operation of turning on or off the inside of the switch when a certain amount of magnet amount is detected Sensor to perform.

8A to 8C are conceptual views illustrating a principle of sensing a movement of a door handle by a sensor unit having a reed switch according to an embodiment of the present invention.

As shown in Figure 8a and 8c, the sensor unit 300 is provided with a reed switch 310a according to an embodiment of the present invention is fixedly installed in the fixing portion corresponding to the body of the door handle 100, The magnet 310b is fixedly installed at one side of the door handle 100 within a range that the reed switch 310a can detect. When the door is closed, the door handle 100 generally faces in the horizontal direction A. When the user moves the door handle 100 counterclockwise (A-> B-> C) to open the door, The magnet 310b installed in the door handle 100 is also moved along the door handle 100 in the counterclockwise direction (A-> B-> C). In one embodiment of the present invention, when the magnet 310b to be sensed is rotated below the position of B, the magnet 310b is out of the detection range of the reed switch 310a. The lead switch 310a of the sensor unit 300 turns on the internal switch as the magnet 310b that is not detected is detected, and a signal generated according to the turn-on of the internal switch is controlled by the control module 330. By being transmitted to the microcomputer 214 of the auxiliary door lock inner body 210 through the network interface 320, the microcomputer 214 grasps the movement of the door handle 100.

The detection range of the reed switch 310a is changed according to the size or installation position of the magnet 310b installed in the door handle 100. That is, whether the reed switch detects the movement of the door handle 100 when the door handle 100 is rotated to a certain position may vary depending on the size or position of the magnet to be detected. Therefore, the size or position of the sensor unit 300 including the reed switch 310a and the magnet 310b installed in the door handle 100 to be detected should be appropriately set according to the environmental conditions of the door handle 100. do.

In addition to the reed switch for detecting the presence or absence of a magnet, the sensor unit 300 measures the density of the magnet and detects the rotation of the door handle 100 according to the measured magnetic density, and measures the magnetic flux direction of the magnet. It may be made of a sensor for detecting the presence or absence of rotation of the door handle 100 in accordance with the direction of the polarity is changed.

In addition, the sensor unit 300 may be formed of an optical sensor using a property of light, not a magnet, such as a sensor for detecting the presence or absence of an object using a reflection of light or a sensor for detecting the intensity of light. This can be used. The light sensor is generally composed of a light emitting unit and a light receiving unit, the light emitting unit and the light receiving unit is provided with a sensor unit 300 is provided in the fixed portion of the door handle 100, and reflects light on one side of the door handle 100 If the reflector is installed, the movement of the door handle 100 can be detected. The optical sensor may also adjust the detection range by changing the size or position of the reflector. In this way, the sensor unit may be implemented through various sensors.

The network interface 320 of the sensor unit 300 transmits a sensing signal transmitted from the sensor 310 to the microcomputer 214 provided in the auxiliary door lock inner body 210 under the control of the control module 330. In one embodiment of the present invention, the network interface 320 transmits a detection signal to the microcomputer 214 through a wire (L). On the other hand, the network interface 214 may be implemented to transmit the detection signal to the microcomputer 214 through the wireless, in the case of wireless communication, the network interface 320 is optical communication such as infrared or RF (Radio Frequency) It may be implemented to transmit data through communication.

The microcomputer 214 provided in the auxiliary door lock opens the dead bolt 211 by driving the motor 213 when the dead bolt 211 is locked according to a detection signal transmitted from the sensor unit 300. Will be changed to

As shown in FIG. 6, the inner body 210 of the auxiliary door lock has a dead bolt 211 for holding the door in a locked or open state as in a normal auxiliary door lock inner body, and the dead bolt 211 manually. The open handle 218 and the lock lever 219 for operation, the microcomputer 214 for controlling the dead bolt 211 electronically, the motor 213 and the gear unit 212, and the motor 213 An open switch 216 for opening the dead bolt 211 and a detection switch 215 for detecting a closed and open state of the door are provided.

The microcomputer 214 provided in the auxiliary door lock inner body 210 according to the embodiment of the present invention includes a motor driving module 214b for controlling the driving of the motor 213, a sensing switch 215, and an open switch 216. Switch interface 214c receiving a signal from various switches, such as a), an operation unit interface 214d receiving a signal of the operation unit 222 provided on the outer body 220, and a detection signal from the sensor unit 300. Controls the driving of the motor 213 through the motor interface module 214b according to the network interface (214e) receiving the transmission, and the signals transmitted from the respective interfaces to change the dead bolt 211 to the locked or open state The central processing unit 214a is provided. The microcomputer 214 and the motor 213 are operated by receiving power from a power source 217 made of a battery or the like.

In an embodiment of the present invention, the network interface 214e receives a detection signal transmitted from the network interface 320 of the sensor unit 300 through a wire and transmits the detected signal to the central processing unit 214a. If the network interface 320 of the sensor unit 300 is implemented as an optical communication or RF communication interface to transmit data wirelessly, the network interface 214e may receive optical communication or RF data transmitted wirelessly. Implemented as an optical or RF communication interface.

The central processing unit 214a of the microcomputer 214 drives the motor 213 through the motor driving module 214b according to a detection signal transmitted from the sensor unit 300 through the network interface 214e to cause dead bolt ( 211) to open the role. When the central processing unit 214a receives the open detection signal of the door handle 100 from the sensor unit 300 to the network interface 214e, the central processing unit 214a first checks whether the dead bolt 211 is in the locked state and then locks it. The dead bolt 211 in the locked state is changed to an open position by applying a signal to the motor driving module 214b to drive the motor 213. On the other hand, when the dead bolt 211 is in the open state, the central processing unit 214a ends the operation without applying a separate signal to the motor driving module 214b.

Hereinafter, a process of operating the auxiliary door lock system according to the present invention having the above configuration will be described with reference to FIG. 9.

9 is a flowchart illustrating a process of operating the auxiliary door lock system according to an embodiment of the present invention. First, in order to drive the sidewalk door lock system, power is supplied to the auxiliary door lock and the sensor unit 300 to turn on the entire system (step) S110).

When power is applied to the auxiliary door lock and the sensor unit 300, the sensor 310 of the sensor unit 300 monitors the movement of the interior door handle 100 as a sensing target. The sensor 310 of the sensor unit 300 generates a detection signal indicating that the door handle 100 is rotated to open the door when the door handle 100 that is the sensing object is rotated to be out of the detection range. Step S120).

The sensing signal generated by the sensor 310 is converted into a transmission signal by the control module 330 and the network interface 214e of the microcomputer 214 provided in the auxiliary door lock inner body 210 through the network interface 320. Is transmitted (step S140).

When the detection signal is transmitted from the sensor unit 300 through the network interface 214e, the central processing unit 214a of the microcomputer 214 first checks whether the dead bolt 211 is in a locked state or an open state. The central processing unit 214a may determine the state of the dead bolt 211 by inspecting the open or locked state of the open handle 218. If the dead bolt 211 is in an unlocked open state, it is not necessary to change the state of the dead bolt 211, so that the operation of the central processing unit 214a is terminated (step S150).

On the other hand, if the dead bolt 211 is in the locked state, the central processing unit 214a transmits a motor drive signal to the motor drive module 214b to release it (step S160), and thus the motor drive module 214b. The power is applied to the motor 213 to drive the motor 213 (step S170).

Power is transmitted to the gear unit 212 according to the driving of the motor 213 (step S180), and the power transmitted to the gear unit 212 is changed from the locked state to the open position by moving the dead bolt 211. (Step S190).

Through the above process, the microcomputer 214 of the auxiliary door lock automatically opens the dead bolt 211 according to the detection signal of the sensor unit 300, and thus, the user may lock the auxiliary door lock 200 in the locked state. Even by operating the door handle 100, the door can be opened.

As described above, the auxiliary door lock system interlocked with the door handle according to the present invention detects the movement of the door handle through the sensor unit and transmits the movement to the micom of the auxiliary door lock, the micom of the auxiliary door lock movement of the door handle transmitted from the sensor unit. The dead bolt is moved to the open state by driving the motor according to the detection signal.

In the above-described embodiment of the present invention, the sensor unit has been described as being separated from the auxiliary door lock to transmit the detection signal to the auxiliary door lock via wire or wirelessly, but it may be installed in a different form as appropriate.

For example, when the distance between the door handle and the auxiliary door lock is not far, and the sensor part is configured in the auxiliary door lock, the sensor part may be integrally formed in the auxiliary door lock. When the sensor is integrally formed with the auxiliary auxiliary door lock, the sensor unit is preferably made of an optical sensor.

In addition, when configuring the sensor unit through a sensor for detecting its own movement without a separate sensing object, the sensor unit may be integrally installed on the door handle. When the sensor unit is integrally installed on the door handle, the sensor unit does not generate a separate signal when the door handle is in the normal position, but when the door handle is rotated and the sensor unit rotates together, the signal is generated by the weight of gravity. It will detect that the door handle is rotated.

As such, the present invention is not limited to the above-described embodiments, and various modifications are made within the equivalent scope of the technical spirit of the present invention and the claims to be described below by those skilled in the art. And variations are possible, of course.

As described above, the auxiliary door lock system interlocked with the door handle according to the present invention detects the movement of the door handle and automatically changes the locked state of the auxiliary door lock to the open state, so that if the user wants to open the door indoors, The troublesome problem of opening the locked state of the auxiliary door lock can be solved, and in particular, in case of an emergency such as a fire, there is a useful effect of opening the door quickly in the room.

Claims (5)

An inner body provided with a microcomputer 214 for controlling the driving of the motor 213 transmitting the rotational force to the gear unit 212 to change the dead bolt 211 connected to the gear unit 212 to a locked or open position ( 210 and an outer body 220 provided with a key cylinder 221 or an operation key 222 for changing the dead bolt 211 to a locked or open position outdoors, installed on a door together with a door handle. In the secondary door lock system, The auxiliary door lock system is provided with a sensor unit 300 for detecting the movement of the indoor door handle 100 for opening the door in the room to transmit a detection signal to the microcomputer 214, the microcomputer 214 is When the detection signal is received from the sensor unit 300, the auxiliary door lock system interlocked with the indoor door handle, characterized in that for driving the motor (213) to change the dead bolt (211) in the locked position to the open position. The method of claim 1, wherein the sensor unit 300 A sensor 310 generating a detection signal when the indoor door handle 100 is out of a preset rotation range, and a network interface 320 transmitting a signal detected through the sensor 310 to the microcomputer 214. And an auxiliary door lock system interlocked with an indoor door handle, characterized in that it comprises a control module (330) for controlling the sensor (310) and the network interface (320). The method of claim 2, The sensor 310 is an auxiliary door lock system that is interlocked with the interior door handle, characterized in that made of any one sensor of the magnetic sensor, optical sensor. The method of claim 2, wherein the network interface 330 is Auxiliary door lock system interlocked with the indoor door handle, characterized in that for transmitting the signal sensed by the sensor 310 to the microcomputer 214 through any one of the wired communication, infrared communication, RF (radio frequency) communication. . The method of claim 1, The sensor unit 300 is an auxiliary door lock system that is interlocked with the interior door handle, characterized in that formed integrally with any one of the inner body 210 or the interior door handle 100 of the auxiliary door lock.

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