KR200369646Y1 - Multi-function doorlock system - Google Patents

Abstract

The present invention relates to a multi-functional door lock system, and relates to a multi-functional door lock system that can open and close the door lock using fingerprint recognition, password input or keys.

That is, the present invention includes a fingerprint input unit for inputting a user's fingerprint; A key input unit for the user to input a password or fingerprint registration number; A memory storing fingerprint data and a password of the user; A controller configured to control the door to be opened according to whether a fingerprint input through the fingerprint input unit and fingerprint data stored in the memory or a password input through the key input unit match a password stored in the memory; A door lock for opening and closing the door according to a signal from the controller; A solenoid driving unit for driving the door lock according to a signal from the control unit, and a manual key unit for opening and closing the door lock by manually operating the solenoid driving unit; It provides a multi-functional door lock system comprising a; and a power supply for supplying power to each portion that requires power supply.

Description

Multi-function doorlock system

The present invention relates to a door lock system, and more particularly to a multi-functional door lock system that can open and close the door in a variety of ways using fingerprint recognition, password input or keys.

In the current information society, the leakage of information, compulsory entry from outsiders to the company as well as the home are thoroughly complemented.

Therefore, the door lock technology of the access control area or management area is being developed. As such a technique, a method of opening and closing a door using a general key, a method of inputting a password through a key input unit such as a keypad, and a method of opening and closing a door by recognizing human biometric information such as a fingerprint are used.

Here, the fingerprint recognition door lock system is a device in which the fingerprint is stored in the memory and the user recognizes the fingerprint in the door when the user wants to open or close the door. to be. That is, the fingerprint recognition door lock system is a door lock system that can be accessed only by a user whose fingerprint is stored in the memory.

The fingerprint door lock system currently in use is a one-to-one type door lock, which allows a user who wants to store a fingerprint to enter a password that only the user can know and to store the fingerprint corresponding to the password. .

For example, the fingerprint recognition door lock system according to the technology disclosed in Korean Utility Model Registration No. 189342, the fingerprint input unit 10, the A / D converter 20, the controller 30, the memory ( 40, a driving unit 50, a door lock 60, a buzzer 70, a key input unit 80, a display unit 90, and a power supply unit 100.

The fingerprint input unit 10 is a part for inputting a user's fingerprint, and includes a CCD camera for photographing the user's fingerprint in three dimensions and inputting the A / D converter 20.

The A / D converter 20 converts analog fingerprint data inputted from the fingerprint input unit 10 into digital fingerprint data and inputs the same to the controller 30.

The control unit 30 compares the fingerprint data inputted from the A / D converter 20 with the fingerprint data of the permitter previously stored in the memory 40 and outputs a control signal to open the door if they do not match. A control signal is output to generate a buzzer sound.

The driver 50 drives the door lock 60 according to the control signal output from the controller 30 to open the door, and the buzzer 70 generates a buzzer sound according to the control signal output from the controller 30.

The key input unit 80 includes a registration key together with a number key, and inputs a fingerprint registration signal to the controller 30 according to a user's operation, and the controller 30 displays the display unit 90 when the fingerprint registration signal is input as described above. ), And displays a message informing the procedure for fingerprint registration. Accordingly, when the user inputs the fingerprint through the fingerprint input unit 10, the fingerprint registration is completed by storing the input fingerprint data in the memory 40.

And the power supply unit 100 supplies power to the necessary portion for operating the fingerprint recognition door lock system.

Referring to the operation method of the fingerprint recognition door lock system according to the prior art, when the user wants to open and close the door while the fingerprint is stored in the memory, when the user inputs the fingerprint through the fingerprint input unit 10, the fingerprint The CCD camera of the input unit 10 photographs the user's fingerprint three-dimensionally and inputs it to the A / D converter 20. The A / D converter 20 converts the fingerprint data captured by the CCD camera into digital fingerprint data. The conversion is input to the control unit 30.

The controller 30 compares the fingerprint data input from the A / D converter 20 with the fingerprint data of the permitter previously stored in the memory 40 and controls the driving unit 50 to open the door if they match. Otherwise, the buzzer 70 is controlled to generate a buzzer sound.

That is, the fingerprint door lock system according to the related art is a device that does not open the door if the fingerprint is input to the fingerprint input unit 110 and the same as the fingerprint stored in the memory 40, otherwise the door does not open.

However, such a fingerprint recognition door lock system according to the prior art has a problem that the door can not be opened and closed when the consumer's finger is damaged or abnormal. That is, since the fingerprint door lock system has a structure in which the door is opened when the fingerprint recognition is basically performed, there is no way to open the door when the fingerprint is not recognized.

And even when the fingerprint misrecognition has a problem that you can not enter.

In addition, when the fingerprint recognition door lock system according to the prior art is installed on the door, since the door lock must be released after the door lock is released when going out from the inside of the door, it has been a lot of troublesome points.

Accordingly, a first object of the present invention is to provide a multifunctional door lock system that can open and close the door lock even when a finger is damaged or fingerprint recognition is generated.

A second object of the present invention is to provide a multi-functional door lock system that can physically open and close the door by using a fingerprint recognition, a password input or a key.

It is a third object of the present invention to provide a multifunctional door lock system that can open a door by turning only an inner handle inside the door.

1 is a block diagram schematically showing a multifunctional door lock system according to the present invention.

Figure 2 is an exploded perspective view showing an example of a multifunctional door lock system according to the present invention.

3 is an exploded perspective view illustrating the solenoid drive unit of FIG. 2.

4 is a bottom view of the outer door lock of FIG. 2.

Figure 5 is a block diagram schematically showing a fingerprint recognition door lock system according to the closing technology.

Description of the main parts of the drawing

110: fingerprint input unit 120: A / D converter

130: control unit 140: memory

150: solenoid drive unit 151: electromagnet

153: tap remover 155: connection tab

160: door lock 161: latch

163: tooth insertion unit 170: speaker

180: key input unit 190: display unit

200: main power supply unit 210: auxiliary power input unit

220: emergency cylinder 230: key

240: manual key portion 250: external door lock

251: external handle 255: external connection member

260: inner door lock 261: inner handle

265: internal connection member

In order to achieve the above object, the present invention and a fingerprint input unit for inputting a user's fingerprint; A key input unit for the user to input a password or fingerprint registration number; A memory storing fingerprint data and a password of the user; A controller for controlling the door to be opened according to whether a fingerprint input through the fingerprint input unit and a fingerprint data stored in the memory or a password input through the key input unit match a password stored in the memory; A door lock for opening and closing the door according to a signal from the controller; A solenoid driving unit for driving the door lock according to a signal from the control unit, and a manual key unit for opening and closing the door lock by manually operating the solenoid driving unit; It provides a multi-functional door lock system comprising a; and a power supply for supplying power to each portion that requires power supply.

The door lock according to the present invention includes a latch for opening and closing the door, which is installed outside the door and is connected to the latch when the solenoid driving unit is driven, and an outer handle which can open the door lock, and is installed inside the door and connected to the latch to the door lock. It includes an inner handle that can open the.

The solenoid drive unit according to the present invention is provided with an electromagnet having an electromagnet according to a control signal of a controller, and a tab detacher and an electromagnet having a magnet at a predetermined interval. It includes a connection tab for connecting the outer handle and the latch along the left and right movement of the.

The manual key unit according to the present invention is provided with a key and a key hole into which the key is inserted and installed close to the solenoid driving unit, and is rotated by the key to forcibly move the tab detacher so that the connection tab is connected to the outer handle and the latch. Including an emergency cylinder.

The power supply unit according to the present invention includes a main power supply for supplying power from the inside of the door, and an auxiliary power input unit for inputting power from the outside of the door.

The fingerprint input unit according to the present invention includes a CCD camera that photographs a user's fingerprint and inputs it to the controller.

And the multi-function door lock system according to the present invention is a speaker for generating a sound according to the control signal output from the control unit, and if the fingerprint registration signal or password registration signal is input to the control unit through the key input unit to inform the procedure for fingerprint or password registration It further includes a display unit for displaying a message.

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

1 is a block diagram schematically showing a multifunctional door lock system according to the present invention. Referring to FIG. 1, the multi-function door lock system according to the present invention includes a fingerprint input unit 110, an A / D converter 120, a controller 130, a memory 140, a solenoid driving unit 150, a door lock 160, The speaker 170, a key input unit 180, a manual key unit 240, a display unit 190, and a power supply unit 200 and 210 are included.

The fingerprint input unit 110 is a place for inputting a fingerprint of an administrator or a user, and includes a CCD camera that inputs the fingerprint of the administrator or the user to the A / D converter 120 in three dimensions.

The A / D converter 120 converts the analog fingerprint data input from the fingerprint input unit 110 into digital fingerprint data and inputs the same to the controller 130.

The control unit 130 is a part that controls each part of the multi-function door lock system, and compares the fingerprint data input from the A / D converter 120 with the fingerprint data of the permitter previously stored in the memory 140 and matches the door. In addition to outputting a control signal to open, if not matched to output a control signal to generate a buzzer sound through the speaker 170.

In addition, the controller 130 controls the addition / update / deletion of the registered fingerprint data and the password to the memory 140 as well as the registration of the fingerprint data and the password of the user to enter and exit.

The solenoid driver 150 drives the door lock 160 according to the control signal output from the controller 130 to open the door, and the speaker 170 generates a sound such as a buzzer sound according to the control signal output from the controller 130. Create

The key input unit 180 is composed of a number key including a registration key, and inputs a fingerprint registration signal to the control unit 130 according to a user's operation, and the control unit 130 displays the display unit 190 when the fingerprint registration signal is input as described above. ) To display a message indicating a procedure for fingerprint registration, and when the user inputs a fingerprint through the fingerprint input unit 110, the fingerprint registration is completed by storing the input fingerprint data in the memory 140.

In this case, the speaker 170 generates various sounds according to the control signal output from the controller 130.

In addition to the fingerprint recognition through the key input unit 180 may directly enter a password to open and close the door lock 160. That is, when the administrator inputs the password through the key input unit 180, the password registration signal is input to the controller 130, and the controller 130 stores the password registration signal in the memory 140. When the password is stored in the memory 140, the controller 170 or the display unit 190 informs the administrator that the new password has been stored.

The manual key unit 240 is a means for forcibly operating the solenoid drive unit 150 to open and close the door lock 160. That is, the manual key unit 240 is a means for opening or closing the door lock by a mechanical method in the event of a fingerprint input unit 110 or the key input unit 180 being broken or in an emergency. The door 230 and the key 230 open the door. An emergency cylinder 220 comprising a keyhole 221 of FIG. 3. When the key 230 is inserted into the key hole of the emergency cylinder 220, the emergency cylinder 220 mechanically operates the solenoid drive unit 150 to open the door lock 160. Details will be described later.

In this case, opening and closing the door lock 160 using the key 230 is a case in which the door lock 160 is forcibly opened and closed, and may be a case in which the door lock 160 is opened and closed by an outsider, not an actual user. The door may be forcibly opened by generating a buzzer sound or contacting the guard room through 170).

In addition, the power supply units 200 and 210 are parts for supplying power to each part to operate the multi-function door lock system, and include a main power supply unit 200 and an auxiliary power input unit 210. The main power supply 200 may be a general "AA" or "AAA" type battery as a power supply source built into the multi-functional door lock system. The auxiliary power input unit 210 may open and close the door lock 160 temporarily by supplying power through the auxiliary power input unit 210 when the main power supply unit 200 cannot access the door due to low voltage.

Figure 2 is an exploded perspective view showing an example of a multifunctional door lock system according to the present invention. 3 is an exploded perspective view illustrating the solenoid driver 150 of FIG. 2. 4 is a bottom view of the outer door lock 261 of FIG. 2.

2 to 4, the multi-function door lock system includes an outer door lock 250 installed outside the door with respect to the door, an inner door lock 260 installed in the door, and an inner and outer door lock 250 and 260. It includes a latch 161 is installed in the door frame corresponding to the latch 161, and the tooth insert portion 163 to which the latch 161 is inserted. The outer door lock 250 and the inner door lock 260 are formed with handles 251 and 261 for inserting the latch 161 into the tooth insertion part 163, respectively. The handles 251 and 261 include an outer handle 251 installed on the outer door lock 250 and an inner handle 261 installed on the inner door lock 260.

A fingerprint input unit, an A / D converter, a controller, a memory, a solenoid driver 150, a speaker 170, a key input unit, a manual key unit 240, a display unit, and an auxiliary power input unit 210 are installed in the external door lock 250. The main power supply unit 200 is installed in the inner door lock 260. At this time, the auxiliary power input unit 210 and the emergency cylinder 220 is installed on the bottom side of the outer door lock 250.

A battery inserting box 262 is formed in the upper portion of the inner door lock 263 to insert a plurality of batteries, which are main power supply units 200, and the plurality of batteries inserted into the battery inserting box 262 may be formed by the battery fixing plate 264. It is fixed and the battery compartment 262 is covered by the battery cover 263.

In particular, the outer handle 251 is connected to the latch 161 when the solenoid drive unit 150 is operated, and is separated from the latch 161 when the solenoid drive unit 150 is not operated. That is, when fingerprint information or a password is input, the controller operates the solenoid driving unit 150 to connect the latch 161 to the external handle 251 and sets the door to be opened, and the user opens the external handle 251. Turn the latch 161 into the tooth insertion unit 163 and then pull the door to open the door.

On the other hand, the inner handle 261 is always connected to the latch 161. Therefore, the latch 161 is inserted into the tooth inserting portion 163 by turning the inner handle 261 irrespective of the operation of the solenoid driving part 150. That is, the door can be opened even if only the inner handle 261 is turned inside the door without any manipulation.

Looking at the solenoid drive unit 150 in more detail, the electromagnet 151 is electrically magnetic according to the control signal of the control unit, the tab detacher 153 is provided at a predetermined interval with the electromagnet 151, The tab detacher 153 includes a connection tab 155 for connecting the outer handle 251 and the latch 161 according to the left and right movement.

In particular, the tab detacher 153 is installed on the top of the mounting table 157 having a predetermined height on one side of the electromagnet 151 and extends toward one surface of the electromagnet 151. The tab detacher 153 is pulled by a spring 159 connected to one end of the tab detacher 153 from the outside of the mounting table 157 to maintain the state of being separated from the electromagnet 151, and the electromagnet 151 is magnetic. When the tab detacher 153 is attached to one surface of the electromagnet 151. When the electromagnet 151 loses its magnetism, the tab detacher 153 is separated from one surface of the electromagnet 151 by the elastic force of the spring 159.

In addition, a protrusion 154 connected to the emergency cylinder 220 is formed at one side of the tab detacher 153 located on one surface of the electromagnet 151. Therefore, by moving the protrusion 154 to one surface of the electromagnet 151 by the rotation of the emergency cylinder 220 can move the connection tab 155 to open and close the door.

In addition, connecting members 255 and 265 are connected to the outer and inner handles 251 and 261 to the left and right about the connecting tab 155. The connection members 255 and 265 are positioned on the connection tab 155 on the side where the external handle 251 is located and fixedly installed on the external handle 251, and the connection tabs 155 are connected or separated while moving from side to side. It includes an external connection member 255 and an internal connection member 265 connected to the connection tab 155 on the side where the internal handle 261 is located and commonly connected to the latch 161 and the internal handle 261. do.

Accordingly, since the inner handle 261 is always connected to the latch 161 through the inner connection member 265, the door may be opened or closed regardless of the operation of the solenoid drive unit 150.

On the other hand, the external handle 251 may open the door depending on whether the connection tab 155 is connected to the external connection member 255. Of course, the outer handle 251 may open the door by connecting the connection tab 155 to the external connection member 255 while the solenoid drive unit 150 operates to attach the tab detacher 153 to the electromagnet 151. .

That is, when a signal for opening the door from the control unit is transmitted to the solenoid driving unit 150, the power is supplied to the electromagnet 151 to become magnetic, so that the tab detacher 153 attaches to the electromagnet 151 and the connection tab 155. ) Is moved and connected to the external connection member 255. At this time, since the connection tab 155 is always connected to the latch 161 through the internal connection member 265, the external handle 251 is connected to the latch 161. At this time, when the outer handle 251 is turned, the latch 161 is inserted into the tooth insertion unit 163, and when the door is pushed in this state, the door is opened.

The emergency cylinder 220 is a means for connecting the outer handle 251 and the latch 161 by forcibly turning the tab detacher 153 to move the connection tab 155.

The operation method of the multifunctional door lock system according to the present invention having such a structure will be described with reference to FIGS. 1 to 4.

Multi-functional door lock system according to the present invention can open and close the door using a fingerprint recognition, password input or key 230.

Referring to the method of opening and closing the door by fingerprint recognition in the multi-function door lock system according to the present invention, first, in order to register the fingerprint, the user presses the registration key of the key input unit 110. As the registration key is pressed as described above, the fingerprint registration signal is input to the controller 130, and when the fingerprint registration signal is input as described above, the controller 130 controls the display unit 190 to inform the procedure for fingerprint registration. When the message is displayed and the user inputs the fingerprint through the fingerprint input unit 110, the fingerprint registration is completed by storing the input fingerprint data in the memory 140.

At this time, the first fingerprint registrant is registered as an administrator, and only the administrator has the authority to register or delete another user's fingerprint. In addition, the controller 130 may compress and store the fingerprint data into about 120 bytes when stored in the memory 140.

In the state where the fingerprint registration is completed as described above, when the user inputs the fingerprint through the fingerprint input unit 110, the CCD camera of the fingerprint input unit 110 photographs the user's fingerprint three-dimensionally, the A / D converter 120 The A / D converter 120 converts the fingerprint data photographed by the CCD camera into digital fingerprint data and inputs the same to the controller 130.

Next, the controller 130 compares the fingerprint data input from the A / D converter 120 with the fingerprint data of the permitter previously stored in the memory 140 and controls the solenoid driving unit 150 to open the door if they match. If not, the speaker 170 is controlled to generate a buzzer sound.

Next, the solenoid drive unit 150 is set in a state capable of opening the door by driving the door lock 160 under the control of the controller 130. That is, when the controller 130 supplies power to the electromagnet 151 of the solenoid drive unit 150, the tab detacher 153 moves the connection tab 155 while attaching to the electromagnet 151, thereby causing the external handle 251 to move. And the latch 161 are connected. At this time, the speaker 170 generates a buzzer sound under the control of the controller 130.

Finally, when the user pushes the door in a state in which the latch 161 is inserted into the tooth insertion part 163 by turning the outer handle 251, the door is opened.

Alternatively, the door may be opened or closed by inputting a password through the key input unit 180 separately from the fingerprint registration.

That is, when the administrator inputs the password through the key input unit 180, the password registration signal is input to the controller 130, and the controller 130 stores the password registration signal in the memory 140. When the password is stored in the memory 140, the controller 170 or the display unit 190 informs the administrator that the new password has been stored.

When the user inputs the password through the key input unit 180 while the password is input as described above, the controller 130 compares the input password with the password stored in advance in the memory 140 to match the door. The solenoid driving unit 150 is controlled to open the control unit, and if not matched, the speaker 170 is controlled to generate a buzzer sound.

Since the process proceeds in the same manner as the method of opening the door according to the fingerprint recognition, the detailed description thereof will be omitted.

Alternatively, the method of opening the door by using the key 230 may be used in a state in which the power supply means for input to the auxiliary power input unit 210 is not provided when the door cannot be opened by the fingerprint recognition or the password input due to the low voltage. In such a way, first, the key 230 is inserted into the key hole 221 of the emergency cylinder 220, thereby forcibly driving the solenoid drive unit 150. That is, the emergency cylinder 220 forcibly rotated by the key 230 moves the connection tab 155 while moving the tab detacher 153 toward the electromagnet 151 to move the outer handle 251 and the latch 161. Physically connect

And when the door is pushed in the state where the latch 161 is inserted into the tooth insertion part 163 by turning the outer handle 251, the door is opened.

At this time, when the door is forcibly opened by the key 230, a buzzer may be generated through the speaker 170, or the door may be directly contacted to the guard room to notify the state in which the door is forcibly opened.

On the other hand, embodiments of the present invention disclosed in the specification and drawings are merely presented specific examples to aid understanding, and are not intended to limit the scope of the present invention. It is apparent to those skilled in the art that other modifications based on the technical idea of the present invention can be carried out in addition to the embodiments disclosed herein.

Therefore, according to the structure of the present invention can be opened and closed the door lock by driving the emergency cylinder using the password input or key even if the finger is damaged or fingerprint recognition.

The multi-functional door lock system according to the present invention can open and close the door lock by various methods such as fingerprint recognition through a fingerprint input unit, password input through a key input unit, or emergency cylinder driving using a key.

And the solenoid drive unit is installed as the opening and closing means of the door lock so that the outer handle and the latch are connected only when the solenoid is driven, and the inner handle is always connected to the latch, so when entering the door from the outside of the door, fingerprint recognition, password input or By connecting the external handle and the latch by driving the emergency cylinder by using a key, it is possible to turn out the inside handle by simply turning the inner handle, so that the inside of the door can be easily exited without a separate operation for the multifunctional door lock system.

Claims (1)

With multifunctional door lock system, A fingerprint input unit for inputting a fingerprint of a user; A key input unit for the user to input a password or fingerprint registration number; A memory storing fingerprint data and a password of the user; A controller configured to control the door to be opened according to whether a fingerprint input through the fingerprint input unit and fingerprint data stored in the memory or a password input through the key input unit match a password stored in the memory; A door lock for opening and closing the door according to a signal from the controller; A solenoid driver for driving the door lock in response to a signal from the controller; A multi-function door lock system further comprising a manual key unit for opening and closing the door lock by manually operating the solenoid driving unit; And Multi-function door lock system comprising a; power supply for supplying power to each portion that requires power supply.