KR20130117414A - Digital opening and closing device for exit - Google Patents

Abstract

PURPOSE: A digital door opening or closing device is provided to automatically lock a door and to monitor the open or close of the door. CONSTITUTION: A digital door opening or closing device comprises a housing (100), a key input unit (200), a recognition unit (300), a door opening or closing unit (400), a power supply unit (600), an open button unit (700), a fire sensing sensor (800), a passive open button unit (900), an emergency key insertion groove (950), and a control unit (1000).

Description

Digital Opening and Closing Device for Exit

The present invention relates to a digital door opening and closing device, and more particularly, the digital door opening and closing that can detect that the door is opened, as well as the door is opened by the operation of pushing or pulling the door handle in the direction of opening the door. Relates to a device.

In general, a digital door lock is an advanced locking device that uses a password, a semiconductor chip, a smart card, or a fingerprint instead of an existing key. All digital door locks use electronic keys, passwords, cards or fingerprints and are opened and closed by electronic response.

Conventional digital door lock has a mortise is provided with a dead bolt and a latch bolt on the inside of the door, the mortis is organically coupled to the out body of the digital door lock is installed on the outside, and the in-body installed in the room to lock the door Perform the function and release function.

However, when releasing the inbody of the digital door lock and going out of the room, first release the dead bolt by turning the lever or pressing the button, and then release the latch bolt by rotating the door handle. Three actions must be taken to push or pull to open the door.

In particular, the continuous operation of pushing or pulling the door while holding the handle of the door by hand and rotating in one direction is difficult for children, the elderly, and the disabled to rotate the door handle, making it difficult to enter and exit the door. When a user holding an object wants to go out, there is an inconvenience of putting the object on the floor or opening another door after opening the door with the help of another person.

In addition, since most of the conventional mortis is made on the basis of those who use the right hand, those who use the left hand have a problem in that they use the inconvenience or otherwise purchase and install the mortise for the left hand user separately.

In addition, when a crowd is crowded in a public office or a performance hall, or when an emergency occurs such as a fire or flood that requires an emergency evacuation, the user may not be able to operate it easily. There is a problem that may occur.

Korean Publication Patent: 10-2010-0070191 (Published 2010.06.25)

Korea Patent Registration: 10-1008980 (Notice date 2011.01.17)

SUMMARY OF THE INVENTION The present invention has been made to solve the conventional problems,

An object of the present invention is to provide a digital door opening and closing device that can detect the opening of the door by the speed of the handle is pushed or pulled and the rolling motion of the roller when the handle portion of the door is pushed or pulled in the direction that the door is opened. .

Another object of the present invention is to provide a digital door opening and closing device that locks the door automatically when the door is closed.

Still another object of the present invention is to provide a digital door opening and closing device for controlling the door to be locked automatically when the door is closed, such as a public office or a performance hall, so that the door is automatically locked.

Digital door opening and closing device of the present invention provided to achieve the above object is composed of an outer case is installed on the outdoor side of the door and the inner case coupled to the outer case with the door interposed between the interior side of the door. housing; A key input unit installed in an outer case of the housing and for inputting a password; A door opening / closing unit installed inside the housing and performing opening / closing operation of the door according to a control signal of a control unit; A control unit for controlling the opening / closing operation of the door opening and closing unit by comparing the password inputted through the key input unit with a preset password; An open button unit installed at an inner case of the housing and connected to the control unit to automatically open a door; A manual opening button unit for applying a signal to the controller so that the door is not automatically locked when the door is closed; And a power supply unit for supplying driving power to each of the above components, wherein the door opening and closing part is opened or closed by pushing or pulling the handle part in a direction in which the door is opened, and the speed of being adjusted when the handle part is pushed or pulled. The door is detected that the door is opened, the door is automatically locked when the door is closed, or when the door is closed is characterized in that the selective control to automatically lock the door is not made.

The outer case of the housing is further provided with a recognition unit for recognizing the visitor, the control unit controls the opening and closing operation of the door opening and closing unit by comparing the information recognized by the recognition unit with the preset information. Here, the recognition unit preferably includes any one or more of a door phone camera, card reader, fingerprint reader, iris reader.

The door opening and closing part includes a body having a first opening through which a latch bolt is inserted and a second opening through which a dead bolt is introduced, a third opening through which a detection bolt is inserted, and a lower side of an inner / outer case of the housing. When the handle portion is provided and the push and pull operation is provided, and the handle portion is pushed or pulled, the latch bolt is inserted into the door to open the door, and when the handle portion which is pushed or pulled is released, the latch bolt protrudes out of the door The latch bolt moving unit is closed, the opening and closing detection unit for detecting the opening and closing operation of the door and transmitting to the control unit, and the dead bolt moving unit for locking / unlocking the door according to the control signal of the control unit. Here, the handle portion is fixed to the outer case and the inner case of the housing, respectively, one end of the gripping portion is fixed bracket having an inner space to be moved forward and backward, one end is fitted into the inner space of the fixing bracket It is preferable that it is comprised by the holding part by which a press and pull operation | movement is performed.

The control unit controls the dead bolt moving unit to lock the door when the closing signal of the door is transmitted from the open / close detection unit.

In addition, the control unit controls the operation of the dead bolt moving unit so that the door is not locked when the manual open button unit receives a signal.

In addition, the detection sensor for detecting the operation state of the dead bolt moving unit and transmits to the control unit, and according to the signal of the detection sensor is further provided with an opening and closing confirmation unit for outputting a voice in association with the speaker. Do.

The latch bolt moving part is coupled to the handle part at both ends thereof, and is provided with a lifting guide block for guiding the upward movement of the roller at the center of the upper surface, and the moving member makes horizontal movement by pressing and pulling the handle part, and the moving member and The rotating member is fixed to the rotating shaft in the horizontal direction and the center is provided with a roller that is in contact with the rising guide block at one end, and the other end is provided with a latch and the rotating member is rotated about the rotating shaft during the horizontal movement of the movable member and The other end is coupled to the latch bolt inserted into the first opening of the body and the other end is coupled to the latch of the rotating member, the operation member is moved left and right according to the rotation direction of the rotating member, and the rotating shaft of the rotating member Wound on one end is fixed to the inner wall of the body and the other end is the other end of the rotating member Is fixed consists of a return spring to restore the rotary member to rotate around the state.

Here, the ascending guide block preferably has an inclined surface of a gentle ascending curve such that the roller makes the ascension by rolling.

In particular, the handle portion is easily pushed until the rising guide block of the moving member pushes the roller, the rising guide block pushes the roller, the roller being rolled up and moves up the inclined surface of the rising guide block while rolling The speed at which it is pressed is reduced.

The rotating member may be spaced apart by a predetermined distance from a pair of links formed at the center of the coupling hole coupled to the rotating shaft, and the roller may be hinged to a bent portion in which one end of the pair of links is bent to be parallel to the moving direction of the rising guide block. It is coupled to, and is made by connecting the bent down bent to the connecting portion for connecting the other end of the pair of links.

In addition, the operation member is formed with a locking groove to which the latch of the rotating member is caught on one bottom surface, guide grooves are formed on both side walls, and the guide groove is formed by a stopper for limiting the rotation of the latch.

The dead bolt moving unit is driven by a signal from the control unit, a driving shaft that rotates left and right according to the driving of the motor, and is coupled to the operating shaft and is located inside the body and the left, according to the rotation of the operating shaft It is composed of a rotary lever that is rotated to the right and coupled with the dead bolt introduced into the second opening of the body, and the opening and closing member to move left and right in conjunction with the rotation of the rotary lever.

Here, the working shaft has a cross section in the shape of a square, the center of the rotary lever is formed with a rectangular hole in which the working shaft is fitted so that the rotating lever is also rotated when the working shaft is rotated.

And, the opening and closing member is formed with a guide hole long in the longitudinal direction in the center surface, the support pin protruding from the inner surface of the body is inserted into the guide hole, the recess groove is formed on the upper surface of one side is locked On both sidewalls of the concave groove, it is preferable that a locking groove is formed so as not to leave the concave groove when the rotary lever rotates. In addition, it is preferable that the tension spring is wound on the support pin to elastically support the rotation lever.

The power supply unit preferably includes an auxiliary power supply for supplying emergency power.

It is further provided with a topic detection sensor connected to the control unit for sensing the temperature, the control unit is preferably controlled to release the lock state of the door opening and closing part when the temperature detected by the fire detection sensor exceeds the set temperature.

According to the digital door opening and closing device of the present invention, when the handle portion of the door is pushed or pulled in the direction in which the door is opened, it is possible to detect that the door is opened by the speed of the roller and the rolling movement of the roller due to the upward movement of the roller, The smooth opening operation of the door is achieved, thereby improving the safety and convenience of the door.

In addition, the digital door opening and closing device is operated in a depressed manner rather than a rotary type, so that children, the elderly, the disabled, or the user holding the object can easily open the door, thereby improving convenience and practicality, When crowds are gathered, safety accidents can be prevented. In particular, when the door part melts during a fire, rotational operation is impossible. In the case of a push type, it can be easily operated to prevent safety accidents.

In addition, when the door is closed, the door is automatically locked, thereby improving the security and safety of the door.

In addition, there is an effect that can increase the utilization of the digital door opening and closing device in the door that a lot of crowds, such as public offices or concert halls, so that the door is automatically locked when the door is closed to make a quick access.

In addition, there is an effect that can prevent the safety accident by the rapid evacuation is made by automatically unlocking the door opening and closing part when the fire occurs.

1 is a perspective view showing the external appearance of the digital door opening and closing device according to the present invention.
Figure 2 is a perspective view showing the interior side appearance of the digital door opening and closing device according to the invention.
Figure 3 is a block diagram showing the configuration of a digital door opening and closing device according to the present invention.
Figure 4 is an exploded perspective view showing the door opening and closing part in the digital door opening and closing device according to the present invention.
5 is a perspective view showing an assembled state of the door opening and closing part shown in FIG.
Figure 6 is an enlarged view of the main portion for explaining the rotating member and the operating member in the door opening and closing portion shown in FIG.
7 is an operation diagram showing the operation of the dead bolt moving unit according to the door opening in the digital door opening and closing device according to the present invention.
8 is an operation diagram showing the operation of the latch bolt moving unit and the opening and closing detection unit according to the door opening in the digital door opening and closing device according to the present invention.
9 is a front view of the door opening and closing unit for explaining the opening and closing detection unit and the detection sensor for detecting the opening operation of the door in the digital door opening and closing apparatus according to the present invention.
10 is an operation diagram showing the operation of the latch bolt moving unit and the opening and closing detection unit according to the door closing in the digital door opening and closing device according to the present invention.
11 is an operation diagram showing the operation of the dead bolt moving unit according to the door closing in the digital door opening and closing device according to the present invention.
12 is a front view of the door opening and closing unit for explaining the opening and closing detection unit and the detection sensor for detecting the closing operation of the door in the digital door opening and closing apparatus according to the present invention.

These and other objects, features and other advantages of the present invention will become more apparent by describing in detail preferred embodiments of the present invention with reference to the accompanying drawings. Hereinafter, a digital door opening and closing device will be described in detail with reference to the accompanying drawings. For purposes of this specification, like reference numerals in the drawings denote like elements unless otherwise indicated.

1 is a perspective view showing the outdoor side appearance of the digital door opening and closing device according to the present invention, Figure 2 is a perspective view showing the interior side appearance of the digital door opening and closing device according to the present invention, Figure 3 is a digital according to the present invention It is a block diagram which shows the structure of an entrance opening and closing apparatus.

1 to 3, the digital door opening and closing apparatus of the present invention includes a housing 100, a key input unit 200, a recognition unit 300, a door opening and closing unit 400, a power supply unit 600, and an open button unit. 700, a fire detection sensor 800, a manual open button unit 900, an emergency key insertion opening 950, and a control unit 1000.

The housing 100 is composed of an outer case 110 and an inner case 120 which are disposed on the outdoor and indoor sides with the door 10 interposed therebetween and coupled to each other.

The key input unit 200 is installed on the front of the outer case 110 of the housing, and consists of a keypad that is a combination of numeric buttons and special key buttons for entering a password. Here, the key input unit 200 may be configured using a touch panel. The key input unit 200 is connected to the control unit 1000 and transmits the input password to the control unit 1000.

The recognition unit 300 includes a recognition means for recognizing the visitor. Here, the recognition means means a device capable of recognizing visitors, such as a door phone camera composed of CMOS or CCD, a card reader capable of recognizing a card, a fingerprint reader, a iris reader. It may include a device that can recognize visitors by other voices or in other ways. The recognition unit 300 is connected to the control unit 1000 and transmits the recognized information to the control unit 1000.

The door opening / closing unit 400 is installed in the door 10 between the outer case 110 and the inner case 120 of the housing, and receives the control signal of the control unit 1000 to perform the opening and closing operation of the door 10. Configuration and opening and closing operation of the door opening and closing unit 400 will be described in more detail in the following.

The power supply unit 600 supplies driving power of each component by using an AC power source or a battery. The power supply unit 600 may further include an auxiliary power supply unit 610 including an emergency battery. The auxiliary power supply unit 610 includes an emergency battery to supply emergency power in case of power failure or in case of emergency in which AC power is not supplied, or when the main power battery reaches its end of life. Here, the battery is electrically connected with the housing. Therefore, when a strong electric shock is applied to the housing, the applied electricity is charged to the battery, thereby reducing the shock of the housing, and preventing the digital door opening and closing device from being destroyed by the electric shock.

The open button unit 700 is installed in the inner case 120 of the housing and connected to the control unit 1000. When the open button unit 700 is to go out from the room, the open signal is applied to the control unit 1000 when the open button unit 700 is pressed.

The topic detection sensor 800 is installed in the inner case 120 of the housing to detect the temperature of the room. The topic detection sensor 800 is connected to the control unit 1000, and detects a temperature in the room and transmits an abnormal signal to the control unit 1000 when a temperature higher than a set temperature is detected.

Manual open button unit 900 is installed on the outer case of the housing, and is connected to the control unit 1000. The manual open button unit 900 applies a signal to the control unit 1000 so that the door is not automatically locked when the door is closed in a door where many crowds, such as a public office or a performance hall, enter and exit.

The emergency key insertion hole 950 is installed in the outer case 120 of the housing, and unlocks the door by inserting a key. That is, when the emergency key is inserted into the emergency key insertion hole 950, the unlocking signal of the door opening and closing unit 400 is applied to the controller 1000.

The control unit 1000 is a key input unit 200, the recognition unit 300, the door opening and closing unit 400, the power supply unit 600, the open button unit 700, the topic detection sensor 800, the manual open button unit 900 It is electrically connected to the emergency key insertion hole 950 to perform a control function for controlling each component. When the password input from the key input unit 200 is transmitted or the information recognized from the recognition unit 300 is transmitted, the control unit 1000 compares the preset password or information to match the password or information of the door opening / closing unit 400. Generate a control signal to unlock. In addition, when the abnormal signal is transmitted from the fire detection sensor 800 generates a control signal for releasing the lock of the door opening and closing unit 400, and when receiving the open signal from the open button unit 700 to lock the door opening and closing unit 400. Generate a control signal to terminate. In addition, when the signal of the manual opening button unit 900 is transmitted to control the locking operation of the door opening and closing unit 400 so that the automatic opening and closing of the door opening and closing part 400 when the door is closed, the key to the emergency key insertion opening (950) Is inserted to generate a control signal to unlock the door opening and closing unit 400 when the signal is applied.

4 is an exploded perspective view showing the door opening and closing part in the digital door opening and closing device according to the present invention, FIG. 5 is a perspective view showing an assembled state of the door opening and closing part shown in FIG. 4, and FIG. 6 is the door shown in FIG. 5. An enlarged view of the main part for explaining the rotating member and the operating member in the opening and closing portion.

As shown in FIGS. 4 to 6, the door opening / closing part 400 includes a first opening 412 through which the latch bolt is introduced into one side, a second opening 413 through which the dead bolt is introduced into the first opening 413, and a detection bolt into which the detection bolt is inserted. 3 is coupled to the body 410, the opening 414 is formed, the handle portion 420 is provided at the lower side of the inner and outer cases (120, 110) and installed to enable the pressing and pulling operation, and the handle portion 420 When the handle 420 is pushed or pulled, the latch bolt is introduced into the door 10 to open the door 10, and when the handle 420 that is being pushed or pulled is released, the latch bolt protrudes out of the door 10. The latch bolt moving unit 430 which the door 10 is closed, the opening / closing detection unit 490 which detects the opening / closing operation of the door 10 and transmits it to the control unit 1000, and the door according to the control signal of the control unit 1000. It is composed of a dead bolt moving unit 500 for locking / unlocking (10).

The body 410 is composed of a main body (410a) for receiving the rotating member 150, the operation member 160 and the cover 410b for covering one surface of the main body (410a) is opened one side, the main body ( 410a and the cover 410b are fastened and coupled to a plurality of fastening members 410c. The body 410 has a cover 410b and a moving member through hole 411 penetrating the center of the body 410a, and the first opening through which the latch bolt 480 is inserted into one side of the body 410a. 412, a second opening 413 through which the dead bolt 560 is introduced, and a third opening 414 through which the sensing bolt is introduced, are formed between the first and second openings 412 and 413. The first, second, and third openings 412, 413, and 414 are installed in the door 10 so as to be exposed to the outer surface of the door 10.

The handle 420 is a fixing bracket 421 which is respectively coupled to the outer case 110 and the inner case 120, and a holding portion 427 which is fitted to the fixing bracket 421 to be pressed and pulled. It consists of

The fixing bracket 421 has an accommodating part 422 which is inserted into one end of the gripping part 135 to move forward and backward, and guide holes 423 are formed on both side walls of the accommodating part 422. A hole 424 is formed in the center of the surface in contact with the door 10 to communicate with the receiving portion 422. Here, the hole 424 has the same shape as the moving member 431 so that the moving member 431 is inserted. In addition, a plurality of pointed fixing protrusions 425 may be formed on the outside of the hole 424 to be pinched on the surface of the door 10. The fixing protrusion 425 is driven to the surface of the door 10 to be contacted to serve to fix the fixing bracket 421 not to move.

The grip portion 427 protrudes from the center of one surface thereof to be fitted into the receiving portion 422 of the fixing bracket 421 and is coupled to be moved forward and backward within the guide hole 423 of the receiving portion 422. In addition, an insertion groove 428 having the same shape as the hole 424 of the fixing bracket 421 is formed inside the grip portion 427.

The latch bolt moving part 430 includes a moving member 440, a rotating member 450, an operating member 460, and a return spring 470.

The moving member 440 has a cross-sectional shape of a '┏┓' shape, and an upward guide block 441 is provided at the center of the upper surface to guide the upward movement of the roller 456. Here, one side of the rising guide block 441 is formed of the inclined surface 442 of the gentle rising curve, the other side has a shape bent to form a multi-step step 443. In addition, the movable member 440 is inserted into the gripping portion 428 through a hole 424 formed at the fixing bracket 421 of each handle 420 through both ends of the moving member through groove 411 of the body. The fitting is fixed to, and the horizontal movement is made by the pressing and pulling operation of the handle portion 420.

Rotating member 450 is a pair of links (453) formed in the 'shape' shape and the coupling hole 452 is coupled to the rotating shaft 451 to be applied to the girdle principle moving member 440 Rotatably coupled to the rotation axis 451 fixed in the longitudinal direction of the cross-section, and one end of the pair of links 453 is bent to be parallel to the moving direction of the rising guide block 441 to form a bent portion 454. The other end of the pair of links 453 is connected to the connection part 455. In addition, the bent portion 454 of the link is hinged to the roller 456, and the connection portion 455 of the link is provided by connecting the downwardly bent brace 457.

The rotating member 450 is positioned inside the body 410 and is positioned above the moving member 440 so that the roller 456 is in contact with the inclined surface 442 of the rising guide block 441.

Therefore, the rotating member 450 is raised on the inclined surface of the rising guide block 441 during the horizontal movement of the moving member 440, and the latch 457 is lowered in conjunction with this. That is, the rotation is made about the rotation shaft 451 by the link 453 using the girdle principle.

The operation member 460 is formed in a hollow shape, the engaging groove 461 is formed on one bottom surface, the guide groove 462 is formed on the side wall. In addition, the locking groove 461 of the operating member is inserted and locked by the latch 457 of the rotating member, and an upper portion of the locking groove 461 is provided with a stopper 463 for limiting the reverse rotation of the latch 457. The stopper 463 has protrusions 464 formed at both sides thereof and is fixed to sidewalls of the body 410 through guide grooves 462 of the operation member. Accordingly, the stopper 463 functions to limit the reverse rotation of the latch 457 and guide the stable left and right movement of the operating member 460. In addition, between the stopper 463 and one internal point of the operation member 460, an elastic spring 465 that restores the operation member 460 to its original position when no external force is applied is carried. The other side of the operation member 460 is coupled to the latch bolt 480 introduced into the first opening 412 of the body 410.

The operation member 460 is linked to the movement of the latch 457 when the rotation member 450 rotates to move in the rotation direction of the rotation member 450. That is, the movement is made in a direction perpendicular to the moving direction of the moving member 440, and the latch bolt 480 coupled with the operation member 460 is protruded to the outside of the door 10 or drawn in. .

The return spring 470 is wound on the rotating shaft 451 of the rotating member, one end of which is fixed to the inner wall of the body 410, and the other end of which is fixed to the link 453 on the side to which the latch 457 is connected. Accordingly, the return spring 470 is extended by the rotation of the link 453, and when the external force for rotating the link 453 is removed, the return spring 470 is restored to the state before stretching and returns the link 453 to the state before the rotation.

The opening / closing detection unit 490 is provided at a sensing bolt 491 introduced into the third opening 414 of the body, a receiving unit 492 for accommodating the sensing bolt 491, and provided inside the receiving unit 492. A spring 493 for elastically supporting the bolt 491, and a detection sensor 494 to detect the opening or closing of the door 10 by detecting the movement of the detection bolt 491.

The opening / closing detection part 490 is inserted into the inside of the door 10 by the side wall of the door when the detection bolt 491 protruding outward of the door 10 is closed and the door 10 is opened. Protruding to the outside of the door, the sensing sensor 494 senses the entrance and protrusion of the sensing bolt 491 to detect the closed state of the door 10, and transmits the detected signal to the controller 1000. In addition, the controller 1000 controls the operation of the dead bolt moving unit 500 to lock the door when the door closing signal is received from the opening / closing detection unit 490.

The dead bolt moving unit 500 is coupled to a motor 510 driven by a signal from the controller 1000, an operation shaft 520 which rotates left and right according to the driving of the motor 510, and an operation shaft 520. And a rotation lever 530 which is positioned inside the body 410 and rotates left and right according to the rotation of the operating shaft 520, and a dead bolt 560 introduced into the second opening 413 of the body. It consists of an opening and closing member 540 in which the left and right movement in conjunction with the rotation of the rotary lever 530, and a detection sensor 550 for detecting the opening and closing of the dead bolt 560 by detecting the operation of the rotary lever 530. do.

Here, the body 410 is formed with a through hole 415 through which the operating shaft 520 penetrates, and an operating shaft 520 on the fixing bracket 421 of the handle part 420 mounted to the inner case 120 of the housing. The through hole 426 is formed therethrough, and the locking device 429 is installed in the gripper 427 corresponding to the through hole 426 of the fixing bracket 421. Accordingly, one end of the operating shaft 520 is connected to the motor 510, and the other end of the operating shaft 520 is connected to the locking device 429 built in the center of the indoor handle 420. Here, the locking device 429 in the interior handle 420 is used to unlock the door 10 manually in an emergency.

The rotation lever 530 is formed of a cylindrical body in which a rectangular hole 531 into which the operating shaft 520 is inserted is formed, and a protruding piece 532 extending from an outer surface of the cylindrical body is formed. The outer surface of the protruding piece 532 is formed with a guide groove 533. Here, when the operating shaft 520 and the hole 531 of the rotary lever 530 are formed to be rectangular, the rotary lever 530 also rotates together when the operating shaft 520 is rotated.

The opening and closing member 540 is provided at the lower portion of the rotary lever 530, and a recessed groove 541 is formed on one side of the upper surface of the rotary lever 530 to catch the protrusion 532. The side wall is provided with a locking groove 542 to which the projection piece 532 is engaged so as not to escape the recessed groove 541 at the maximum rotation of the projection piece 532. In addition, a guide hole 543 is formed in the center portion of the opening and closing member 540 in the longitudinal direction, and a support pin 544 protruding from the inner surface of the body 410 is inserted into the guide hole 543, and the support pin is inserted therein. A tension spring 545 that elastically supports the protruding piece 532 of the rotary lever 530 is wound around the 544. The tension spring 545 is wound around the support pin 544, and one end is fixed to the bottom surface of the body 410, and the other end is connected to the body 410 sidewall via the bottom surface of the protruding piece guide groove 533 of the rotary lever 530. Is fixed to. The other end of the opening / closing member 540 is coupled to the dead bolt 560 inserted into the second opening 413.

The detection sensor 550 is provided on both sides of the rotation lever 530, respectively, and the projection piece 532 when the projection piece 532 of the rotation lever is rotated to the maximum is caught by the locking groove 542 of the recessed groove 541. Is provided at a grounded position.

Referring to the operation of the digital door opening and closing device configured as described above in detail.

7 is an operation diagram showing the operation of the dead bolt moving unit according to the door opening in the digital door opening and closing device according to the present invention, Figure 8 is a latch bolt moving part and opening and closing detection according to the door opening in the digital door opening and closing device according to the present invention. 9 is an operation diagram showing the operation of the part, Figure 9 is a front view of the door opening and closing unit for explaining the opening and closing detection and detection sensor for detecting the opening operation of the door in the digital door opening and closing device according to the present invention. 10 is an operation view showing the operation of the latch bolt moving unit and the opening and closing detection unit according to the door closing in the digital door opening and closing device according to the present invention, Figure 11 is a dead door according to the door closing in the digital door opening and closing device according to the present invention. 12 is an operation diagram showing the operation of the bolt moving unit, Figure 12 is a front view of the door opening and closing unit for explaining the opening and closing detection unit and the detection sensor for detecting the closing operation of the door in the digital door opening and closing device according to the present invention.

First, when the visitor inputs a password through the key input unit 200 or recognizes the visitor in the recognition unit 300, the password inputted in the key input unit 200 or the information recognized in the recognition unit 300 is controlled. The control unit 1000 generates a control signal for opening the door opening / closing unit 400 when it is determined that the transmitted password or recognition information is matched with the preset password or recognition information. Subsequently, the door opening / closing unit 400 receiving a signal from the control unit 1000 drives the motor 510 of the dead bolt moving unit 500 to rotate the operation shaft 520 connected to the motor 510 in one direction as shown in FIG. 7. Let's do it. The rotary lever 530 is rotated in one direction by the rotation of the operating shaft 520 and is provided at the end of the rotary lever 530 to protrude into the recess 532 of the opening / closing member 540. While rotating, the opening and closing member 540 is moved in the rotational direction of the protruding piece 532. At this time, the opening and closing member 540 is a support pin 544 fixed to the body 410 is inserted into the guide hole 543 so as to guide the movement of the opening and closing member 540 is linearly moved, and also rotated The protruding piece 532 is caught by the one side wall locking groove 542 of the concave groove 541 so that it is no longer rotated. In addition, the protruding piece 532 of the rotary lever 530 is supported by the elastic force of the tension spring 545 is supported and does not rotate in reverse unless an external force is applied, and thus the opening and closing member 540 is also maintained. do. And, the dead bolt 560 coupled to the opening and closing member 540 is drawn into the second opening 413 by the movement of the opening and closing member 540 is in a state that the door 10 can be opened. At the same time, as shown in FIG. 9, the protruding piece 532 engaged in the one side wall locking groove 542 of the recessed groove 541 is grounded to the detection sensor 550, and the detection sensor 550 is protruding piece 532. Sensing the rotation of the dead bolt 560 and transmitting the open signal of the door 10 to the controller 1000. At this time, the control unit 1000 may output a voicement or an alarm, an alarm sound, or the like, “The door is unlocked” through the opening / closing check unit 570 associated with the speaker.

In the above state, as shown in FIG. 8, when the user presses or pulls the grip part 427 of the handle part 420 in the direction in which the door 10 is opened to open the door 10, the moving member 440. Is moved horizontally, and the rising guide block 441 protruding from the upper surface of the moving member 440 is moved integrally with the moving member 440. At this time, the rising guide block 441 pushes the roller 456 in contact with the inclined surface 442, and the roller 456 rides on the inclined surface 442 of the rising guide block 441 while rolling around the hinge. The lower surface of the inclined surface 442 is moved upward. Ascending of the roller 456 lowers the latch 457 by the rotation of the link 453 to which the girder principle is applied, while the latch 457 is lowered while walking deeply on the locking groove 461 of the operating member 460. The moving member 460 is moved in the rotation direction of the latch 457. At this time, the stopper 464 of the stopper fixed to the body 410 penetrates through the guide groove 462 of the operating member 460 to guide the movement of the operating member 460 so that the operating member 460 is the moving member 440. Movement is made in the direction perpendicular to the moving direction of the). The latch bolt 480 coupled to the operation member 460 is introduced into the first opening 412 by the movement of the operation member 460 to open the door 10. At this time, the return spring 470 wound around the rotating shaft 451 is in a state of being stretched by the rotation of the rotating member 450, and the elastic spring 465 coalesced in the operating member 460 is compressed. do.

As such, when the grip portion 427 of the handle portion is pushed in the direction in which the door 10 is opened, the upward guide block 441 of the movable member 440 pushed by the pressing force of the grip portion 427 pushes the roller 456. The holding part 427 is easily pressed until it is bent, and the rising guide block 441 pushes the roller 456, and the roller 456 being rolled moves up the slope of the rising guide block 441 while rolling. When the pressing speed of the holding portion 427 is added or subtracted. Therefore, the user can feel the speed at which the gripper 427 is pressed, that is, the speed at which the grip portion 427 is pressed, thereby enabling the user to sense that the door 10 is opened. In addition, it is possible to detect that the door 10 is opened by the rolling motion of the roller 456 moving up and down the inclined surface 442 of the rising guide block 441, and the door (soft and smooth) by the rolling motion of the roller 456 ( 10) the opening operation is made.

As shown in FIG. 9, when the door 10 is opened, the detection bolt 491 of the opening / closing detection unit 490 protrudes to the outside of the door 10, and the detection sensor 494 detects the detection bolt 491. Sensing the protrusion of the door) and transmits an open signal of the door to the controller 1000.

Meanwhile, as shown in FIG. 10, when the handle part 420 that is being pressed or pulled is released while the door 10 is opened, the return spring 470 which is increased due to the external force applied to the grip part 427 is removed. While restoring to its original state, the link 453 of the rotating member 450 is returned to the state before rotation. At this time, the return of the link 453 raises the latch 457, the rise of the latch 457 does not press the operating member 460 was pressed, the operating member 460, the pressing force is removed, the elastic spring It is moved to the original position by the restoring force of (465). In addition, the latch bolt 480 introduced into the first opening 412 is protruded to the outside of the first opening 412 by the movement of the operating member 460, thereby closing the door 10.

In addition, as shown in FIG. 12, when the door 10 is closed, the protruding detection bolt 491 is introduced into the door 10 by the side wall of the door, and the detection bolt 491 is inserted. The detection sensor 494 detects and transmits a close signal of the door 10 to the controller 1000. In addition, the controller 1000 controls the operation of the dead bolt moving unit 500 to lock the door when the closing signal of the door 10 is transmitted from the open / close detection unit 490.

As shown in FIG. 11, the dead bolt moving unit 500 receiving a signal from the controller 1000 drives the motor 510 in reverse to rotate the operation shaft 520 connected to the motor 510 in the other direction. The rotation lever 530 is rotated in the other direction by the rotation of the operating shaft 520 and is provided at the end of the rotation lever 530 is a projection piece 532 inserted into the recessed groove 541 of the opening and closing member 540. While rotating, the opening and closing member 540 is moved in the rotational direction of the protruding piece 532. At this time, the support pin 544 fixed to the body 410 is inserted into the guide hole 543 of the opening and closing member 540 to guide the movement of the opening and closing member 540 so that the opening and closing member 540 moves linearly. In addition, the rotating protrusion 532 is caught by the other side wall engaging groove 542 of the recessed groove 541 is no longer rotated. In addition, the protrusion 532 of the rotary lever 530 moves the opening and closing member 540 while overcoming the elastic force of the supporting tension spring 545, the rotation of the rotary lever 530 and the opening and closing member 540 The movement is stable. The dead bolt 560 coupled to the opening / closing member 540 protrudes to the outside of the second opening 413 by the movement of the opening / closing member 540 and is inserted into a groove (not shown) of the door frame. ) Will be locked. At the same time, as shown in FIG. 12, the protruding piece 532 caught in the other side wall locking groove 542 of the recessed groove 541 is grounded to the detection sensor 550, and the detection sensor 550 is protruding piece 532. Sensing the rotation of the dead bolt 560, and transmits the closing signal of the door 10 to the controller 1000. At this time, the control unit 1000 may output a voicement, an alarm, an alarm sound, etc. that the door is locked through the opening / closing check unit 570 associated with the speaker.

However, when a manual open signal is applied to the control unit 1000 from the manual open button unit 900, the dead bolt moving unit 500 does not lock the door even if the door closing signal is transmitted from the open / close detection unit 490. Control the operation of This is to control that the door is not locked for quick access, because the door is automatically locked when the door is closed in a crowded place such as a public office or a performance hall.

On the other hand, when opening the door 10 to go out from the indoor side when pressing the open button unit 700 provided in the inner case 120, the control unit 1000 receives the signal of the open button unit dead bolt moving unit 500 ) Is released by the operation shown in FIG. 7. Then, when the handle 420 is pushed, the door 10 is opened by the operation as shown in FIG. 8.

As described above, the present invention can detect that the door is opened by the speed of the roller and the rolling motion of the roller, when the handle of the door is pushed or pulled in the direction in which the door is opened while the door is unlocked. In addition, the smooth opening operation of the door is made to improve the safety and convenience of operation of the door.

In addition, the digital door opening and closing device is operated in a depressed manner rather than a rotary type, so that children, the elderly, the disabled, or the user holding the object can easily open the door, thereby improving convenience and practicality, In case of crowding, safety accidents can be prevented. In particular, when the door part melts during a fire, rotational operation is impossible. In the case of a push type, it can be easily operated to prevent safety accidents.

In addition, when the door is closed, the door is automatically locked to improve the security and safety of the door.

In addition, when a fire occurs, the lock of the door opening and closing is automatically released to prevent the safety accident by making a quick evacuation.

Although the preferred embodiments of the present invention have been described, the present invention is not limited to the specific embodiments described above. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the appended claims, And equivalents may be resorted to as falling within the scope of the invention.

10: door 100: housing
110: outer case 120: inner case
200: key input unit 300: recognition unit
400: door opening and closing part 410: body
410a: main body 410b: cover
410c: fastening member 411: moving member through groove
412: first opening 413: second opening
414: third opening 415: through hole
420: handle portion 421: fixing bracket
422: receiving portion 423: guide hole
424: hole 425: fixing protrusion
426: through hole 427: holding part
428: insertion groove 429: locking device
430: latch bolt moving unit 440: moving member
441: ascent guide block 442: slope
443: step 450: rotating member
451: rotation axis 452: coupling hole
453: link 454: bend
455: connection portion 456: roller
457: brace 460: operating member
461: locking groove 462: guide groove
463: stopper 464: protrusion
465: elastic spring 470: return spring
480: latch bolt 490: opening and closing detection unit
491: sensing bolt 492: receptacle
493: spring 494: sensor
500: dead bolt moving unit 510: motor
520: working shaft 530: rotary lever
531: hole 532: protrusion
533: guide groove 540: opening and closing member
541: recessed groove 542: locking groove
543: guide hole 544: support pin
545: tension spring 550: detection sensor
560: dead bolt 570: opening and closing confirmation unit
600: power supply unit 610: auxiliary power supply unit
700: open button portion 800: fire detection unit
900: manual open button portion 950: emergency key insertion opening
1000: control unit

Claims (19)

A housing comprising an outer case installed on an outdoor side of the door and an inner case coupled to the outer case with the door interposed between the doors on the indoor side of the door; A key input unit installed in an outer case of the housing to input a password; A door opening / closing unit installed inside the housing and performing opening / closing operation of the door according to a control signal of a control unit; A control unit for controlling the opening / closing operation of the door opening and closing unit by comparing the password inputted through the key input unit with a preset password; An open button unit installed at an inner case of the housing and connected to the control unit to automatically open a door; A manual opening button unit for applying a signal to the controller so that the door is not automatically locked when the door is closed; And a power supply unit supplying driving power to each of the components.
The door opening and closing part is the opening of the door by the operation of pushing or pulling the handle in the direction of opening the door, the door is opened at a speed that is added or decreased when the handle is pushed or pulled, the door is automatically closed Digital door opening and closing device characterized in that the selective control is possible to lock the door is not made automatically when the door is closed or closed. The method of claim 1,
The outer case of the housing further comprises a recognition unit for recognizing the visitor, the control unit digital door opening and closing device, characterized in that for controlling the opening and closing operation of the door opening and closing unit by comparing the information recognized by the recognition unit with the preset information. 3. The method of claim 2,
The recognition unit is a digital door opening and closing device, characterized in that it comprises any one or more of a door phone camera, card reader, fingerprint reader, iris reader. The method of claim 1,
The door opening and closing part includes a body having a first opening through which a latch bolt is introduced and a second opening through which a dead bolt is inserted, a third opening into which a detection bolt is inserted, and a lower side of the inner and outer cases of the housing. When the handle portion is provided and the push and pull operation is provided, and the handle portion is pushed or pulled, the latch bolt is inserted into the door to open the door. The latch bolt moving unit is closed, the opening / closing detecting unit detecting the opening / closing operation of the door and transmitting it to the control unit, and the dead bolt moving unit controlling the movement of the dead bolt according to the control signal of the control unit to lock / unlock the door. Digital door opening and closing device characterized in that the configuration. 5. The method of claim 4,
The handle portion is fixed to the outer case and the inner case of the housing, respectively, one end of the holding portion is fixed bracket having an inner space to be moved forward and backward, the one end is fitted into the inner space of the fixing bracket and pressed and Digital door opening and closing device, characterized in that consisting of the gripping portion is a pull operation. 5. The method of claim 4,
And the control unit controls the operation of the dead bolt moving unit to lock the door when the door closing signal is received from the opening / closing detection unit. 5. The method of claim 4,
The control unit is a digital door opening and closing device, characterized in that for controlling the operation of the dead bolt moving unit so as not to lock the door when receiving the signal of the manual opening button. 5. The method of claim 4,
A detection sensor is provided to detect an operation state of the dead bolt moving unit and transmits it to a control unit, and an opening / closing check unit for outputting a voice in association with a speaker according to a signal of the detection sensor is further provided. Digital door opener. 5. The method of claim 4,
The latch bolt moving part is coupled to the handle part at both ends thereof, and is provided with an upward guide block for guiding the upward movement of the roller at the center of the upper surface, and a moving member for horizontal movement by pressing and pulling the handle part, and the moving member; The rotating member is fixed to the rotating shaft in the horizontal direction and the center is provided with a roller that is in contact with the rising guide block at one end, and the other end is provided with a latch and the rotating member is rotated about the rotating shaft during the horizontal movement of the movable member and The other end is coupled to the latch bolt inserted into the first opening of the body and the other end is coupled to the latch of the rotating member, the operation member is moved left and right according to the rotation direction of the rotating member, and the rotating shaft of the rotating member Wound on one end is fixed to the inner wall of the body and the other end is the other end of the rotating member Fixed digital doorway opening and closing device, characterized in that consisting of a return spring to restore the rotary member to rotate around the state. The method of claim 9,
The ascending guide block is a digital door opening and closing device, characterized in that the roller has a slope of the gentle rising curve so that the rise is made by rolling motion. The method of claim 9,
The handle portion is easily pressed until the rising guide block of the moving member pushes the roller, and the rising guide block pushes the roller, and the roller is pressed when the roller moves through the slope of the rising guide block while rolling the roller. Digital door opening and closing device characterized in that the speed is added or reduced. The method of claim 9,
The rotating member spaces a pair of links formed at the center of the coupling hole coupled to the rotating shaft by a predetermined distance, and hinges the roller to a bent portion that is bent such that one end of the pair of links is parallel to the moving direction of the upward guide block. And a latch that is bent downward is connected to a connecting portion connecting the other ends of the pair of links to each other. The method of claim 9,
The actuating member is formed with a catching groove for catching the catch of the rotating member on one side of the bottom surface, guide grooves are formed on both side walls, the guide groove is digital, characterized in that the stopper for limiting the rotation of the catch is coupled Door opening and closing device. 5. The method of claim 4,
The dead bolt moving unit is driven by a signal from the control unit, a driving shaft that rotates left and right according to the driving of the motor, and is coupled to the operating shaft and is located inside the body and the left, according to the rotation of the operating shaft A digital door opening and closing device, comprising: a rotating lever having a right rotation and a dead bolt inserted into the second opening of the body and interlocked with a rotation of the rotating lever to move left and right. 15. The method of claim 14,
The operation shaft is a cross-section of the rectangular shape, the center of the rotary lever is a digital opening and closing device characterized in that a rectangular hole in which the operating shaft is fitted is formed so that the rotating lever is also rotated when the operating shaft is rotated. 15. The method of claim 14,
The opening and closing member is formed with a guide hole extending in the longitudinal direction in the center surface, the support pin protruding from the inner surface of the body is inserted into the guide hole, the recess groove is formed on the upper surface of one side is engaged with the rotation lever, Digital side door opening and closing device, characterized in that the engaging groove is formed on both side walls of the concave groove so as not to leave the concave groove when the rotary lever rotates. 17. The method of claim 16,
The support pin is a digital door opening and closing device, characterized in that the tension spring is wound around the revolving lever. The method of claim 1,
The power supply unit is a digital door opening and closing device characterized in that it comprises an auxiliary power supply for supplying emergency power. The method of claim 1,
And a topic detection sensor connected to the control unit and sensing a temperature, wherein the control unit controls to release the locked state of the door opening and closing unit when the temperature detected by the fire detection sensor exceeds a set temperature. Digital door opener.

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