KR20010050059A - Digital door lock opening and closing device - Google Patents

Abstract

PURPOSE: An apparatus for opening and closing a digital door lock is provided to facilitate the opening/closing operation of a door, obtain the simple appearance, and remarkably reduce costs of constituent elements and assembling costs. CONSTITUTION: An apparatus for opening and closing a digital door lock includes a handle lever(36) placed at the axis of an outer handle at the outer body and connected with the handle lever of an inner handle at the inner body through a handle shaft, and an open plate(42) moving vertically along a guide pin fixed to the inner body according to the revolving motion of the handle lever. The apparatus further has a bidirectional solenoid(46) on the open plate connected to a microcomputer of a printed circuit board to be operated according to an input signal of a button manipulation unit, and a hook turing to the left and right according to the operation of left and right movement pins of the bidirectional solenoid. The apparatus also has locks(72,74), catched by the hook, to rise together with the open plate when the open plate rises to forwardly or reversely turn a lock guide(78) connected to a key cylinder and key cylinder operation lever, and to allow a dead bolt to be open and closed.

Description

DIGITAL DOOR LOCK OPENING AND CLOSING DEVICE}

The present invention relates to a digital door lock opening and closing device.

In particular, the present invention is provided separately to the conventional outer body to omit the dead bolt opening and closing lever for opening and closing the dead bolt and to simplify the door lock opening and closing operation by allowing the outer handle to operate the latch bolt to the dead bolt opening and closing operation to provide the user's convenience. The present invention relates to a digital door lock opening and closing device.

In the case of the conventional digital door lock when the door is opened from the outside by the following operation.

First, as the person enters the password into the button operation unit on the outer body, the dead bolt is unlocked by the signal. Afterwards, the rider turns the dead bolt opening and closing lever installed on the outer body to remove the unlocked dead bolt from the striker installed on the door frame. Afterwards, the person opens the door by turning the outside handle and pulling the latch bolt out of the striker.

As described above, the dead bolt is locked and opened only when the dead bolt opening / closing lever is operated at the time of opening and closing the conventional digital door lock.

First, the dead bolt opening and closing lever is installed in a protruding form between the key cylinder and the outer handle of the outer body to harm the appearance design and increase the parts ratio.

Second, the dead bolt opening and closing lever must be operated when opening and closing the door, making the door opening and closing complicated and cumbersome.

The present invention has been made to solve the problems of the prior art as described above, when entering and entering the password in the button operation unit when the outside from the outside handles the dead bolt is operated simultaneously with the operation of the latch bolt can open the door. By simplifying the opening and closing operation of the door to provide convenience for the door lock use, and by eliminating the dead bolt opening and closing lever as in the prior art, to provide a digital door lock opening and closing device that can greatly reduce the appearance design and greatly reduce the parts cost and assembly cost. The purpose is.

In order to achieve the above object, the present invention,

A handle lever installed on the shaft portion of the outer handle provided on the outer body and connected to the handle lever of the inner handle installed on the inner body via the handle shaft to operate together;

An open plate that moves up and down along a guide pin fixed to an inner body according to a rotation operation of the handle lever and is returned by a spring;

A bidirectional solenoid mounted on the open plate and connected to a microcomputer of a printed circuit board to be operated by an input signal of a button operator;

A hook installed on the open plate so as to rotate left and right according to the operation of the left and right moving pins of the bidirectional solenoid;

A plurality of installed on the open plate is selectively caught by the hook to rise together in the ascending operation of the open plate to reversely rotate the lock guide connected to the key cylinder and the key cylinder operating lever to open and lock the dead bolt. It is characterized by consisting of a lock to make this.

A permanent magnet is installed between the coils of the bidirectional solenoid operated left and right by the electromagnet so that the plunger shaft does not move and remains fixed when the solenoid is turned off.

The key cover is installed on the outer body to move up and down so as to cover the key cylinder when the key cylinder is not used.

The lock guide installed at the shaft portion of the key cylinder operating lever is provided with locking and opening contact pins at both ends extending in the radial direction of the guide piece, and is vertically moved by the plurality of guide pins on both sides of the inner body and returned by a return spring. Each of the vertical movable pieces to be returned is installed, and the upper side of the vertical movable piece is to be guided by the stop piece and is installed with a hinge pin together with the torsion spring, and the lower portion of the vertical movable piece is in contact with the vertical movable piece and the vertical of the vertical movable piece It is characterized in that the horizontal moving piece is installed with a pushing pin for pushing the connection angle of the bi-directional solenoid by moving the left and right horizontally at right angles while being guided by the guide pin.

1 is a front view of the digital door lock of the present invention.

2 is a left side view of FIG. 1;

3 is a right side view of FIG. 1;

Figure 4 is an internal view of the outer body of the present invention.

5 is a side view of FIG. 4.

6 is an internal view of the inner body in a state of removing the open plate of the present invention.

Figure 7 is an internal view of the inner body of the open plate installed state of the present invention.

8 is a side view of FIG. 7;

9 is a front view of the open plate of the present invention.

10 is a rear view of the open plate of the present invention.

11 is a front sectional view of the bidirectional solenoid of the present invention.

12A and 12B are diagrams illustrating manual operation of the bidirectional solenoid of the present invention.

<Explanation of symbols for main parts of drawing>

10: digital door lock 28: the outside handle

30: dead bolt 36: handle lever

42: open plate 46: bidirectional solenoid

52: left and right moving pin 68: hook

72, 74: Lock 78: Lock guide

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

As shown in Figs. 1 to 12, reference numeral 10 denotes the entire digital door lock.

When the digital door lock 10 is installed in the door, the inner body 12 located at the indoor side and the outer body 14 located at the outdoor side, and the inner body 12 and the outer body 14 are located at the same time. It consists largely of the lock case 16 installed in the door.

The outer body 12 has a battery cover 18, a double locking lever 20, a key cylinder operating lever 21, and an inner handle 22. The outer body 14 has a button. The operation unit 24, the key cylinder 26 and the outer handle 28 are disposed.

The dead bolt 30 and the latch bolt 32 is installed in the lock case 16.

The inner handle 22 and the outer handle 28 installed on the inner body 12 and the outer body 14 are connected via a handle shaft 34 to handle either the inner handle 22 or the outer handle 28. Rotating (22) (28) these two handles (22) (28) are operated simultaneously in the same direction by the handle shaft (34).

On the shaft portions 22a and 28a of the inner handle 22 and the outer handle 28, handle levers 36 and 38 which operate in the same direction when the inner handle 22 and the outer handle 28 are operated, respectively. Is installed.

The handle lever 38 installed on the shaft portion 28a of the outer handle 28 operates the latch bolt 32 to operate in conjunction with the normal latch lever 39 so that the dead bolt 30 is not locked. In this state, the door can be opened and closed. Reference numeral 40 denotes a spring for returning the latch lever 39.

Reference numeral 42 is an open plate, which is installed to be able to move up and down along a plurality of guide pins 44 fixed to the inner body 12, and a handle lever installed on the shaft portion 22a of the inner handle 22 ( It is operated up and down by 36, the return operation by the spring (45).

The open plate 42 is provided with a bidirectional solenoid 46 connected to the microcomputer of the printed circuit board to be operated by the input signal of the button manipulation unit 24.

The bidirectional solenoid 46 is fixed to the open plate 42 through the bracket 48 as shown in FIG. 11 and the plunger 54 is installed on the plunger shaft 52 installed horizontally in the case 50. In addition, both sides of the case 50 are provided with a core 56 for guiding the plunger shaft 52 so that the plunger shaft 52 can move left and right by a coil 58, and the plunger shaft 52 The connection angle 60 is installed at both ends of the), and the end portions of the connection angle 60 are connected to each other, and left and right moving pins 62 are installed at the ends thereof, so that the plunger shaft 52 moves left and right. The left and right moving pins 62 are configured to move left and right.

In addition, in the bidirectional solenoid 46 moving left and right by the electromagnet according to the power supply of the coil 58 as described above, the plunger shaft 52 does not move when the solenoid is turned off between both coils 58 and is fixed. The permanent magnet 64 is installed and configured to maintain.

The left and right moving pins 62 constituting the bidirectional solenoid 46 are connected to the hook 68 installed at the hinge 66 on the open plate 42, and the left and right moving pins 62 are connected to the open plate 42. It is located in the formed long hole 70. Accordingly, when the bidirectional solenoid 46 is operated, the hook 68 connected thereto moves by a left or right direction from the long hole 70 of the left and right moving pins 62 at a predetermined angle about the hinge 66. As much as left and right turns.

Reference numerals 72 and 74 are locks that are alternately connected to the hook 68 to rotate the lock guide 78 connected to the key shaft 76 and the key cylinder operating lever 21 forward and reverse to rotate the dead bolt 30. The opening operation and the locking operation are performed.

That is, the locking jaw 68a formed on the left and right sides of the hook 68 is selectively engaged with the stepped jaws 72a and 74a formed below the locks 72 and 74, and the locks 72 ( 74 is guided up and down by the guide pin 80 fixed to the open plate 41 and is returned by the spring (82).

Reference numeral 84 denotes a key cover, which is installed on the outer body 14 so as to be movable up and down in the form of a rail so that the key cylinder 26 is not used when the key cylinder 26 is not used. When the key cylinder 26 is used, the key cylinder 26 is configured to operate the key cylinder 26 while the key cover 84 is moved upward as a virtual line.

12A and 12B are configured to manually operate the bidirectional solenoid 46 constituting the present invention with a key cylinder operating lever 21 installed on the inner body 12 to lock and open the dead bolt 30 in the room. The figure is shown.

As shown, the lock guide 78 installed in the shaft portion of the key cylinder operating lever 21 is provided with a guide piece 78a and lock and open contact pins at both ends extending radially of the guide piece 78a. 78b and 78c are provided.

And both sides in the inner body 12 is provided with a vertical movable piece 88 which is vertically guided by a plurality of guide pins 86 and returned by a return spring 87, respectively, the vertical movable piece 88 At the top of the traction piece (89) is guided by the stop piece (88a) and is installed as a hinge pin (91) together with the torsion spring (90), the lower portion of the vertical piece (88) Pushing pins which push the connection angle 60 of the bidirectional solenoid 46 by being guided by the guide pin 92 and vertically moving horizontally at right angles to the vertical movement of the vertical moving piece 88 in contact with the 88. 93 is provided with a horizontal moving piece 94 is provided, respectively, locking and opening contact pins (78b) (78c) installed in the lock guide 78 in accordance with the approximately 90 degrees forward rotation of the key cylinder operating lever (21) ) Walks over the towing piece 89 and the towing piece 89 selectively moves the vertical moving piece 88 vertically. Accordingly, the horizontal moving piece 94 interlocked with the horizontal moving piece 94 moves horizontally in the left or right direction so that the pushing pin 93 operates the connection angle 60 of the bidirectional solenoid 46 to lock and open the dead bolt 30 indoors. State (see Figs. 12A and 12B).

According to the present invention configured as described above, when opening the door closed from the outside, first press the password input using the button of the button operation unit 24, then turn the outer handle 28, the latch bolt 32 and the dead bolt ( 30) can be operated simultaneously to open the door.

In detail, when the password is input through the button control unit 24, the signal is transmitted to the microcomputer installed in the printed circuit board of the inner body 12 to operate the bidirectional solenoid 46 in the microcomputer. Accordingly, the bidirectional solenoid 46 receives power to the coil 58 on one side according to the opening operation signal, so that the plunger shaft 52 moves to the right side as shown in FIG. 10 so that the left and right moving pins 62 have a long hole 70. As the hook 68 is rotated in the right direction about the hinge 66 as it moves in the right direction, the locking jaw 68a is engaged with the stepped portion 74a of the right lock 74. This operation is instantaneously performed at the same time as the password input of the button operation unit 24.

When the outer handle 28 is rotated in the above state, the handle levers 36 and 38 connected to the handle shaft 34 rotate simultaneously, and the handle lever 36 moves the conventional latch lever 39 upward. And the latch bolt 32 installed in the lock case 16 to move the latch bolt 32 toward the lock case 16, and at the same time the handle lever 38 to raise the open plate 42. do.

At this time, the open plate 42 is guided by the guide pin 44 and ascends the lock 74 held by the hook 68 together, so that the lock 74 rotates the lock guide 78 forward. The dead bolt 30 enters the lock case 16 by the rotation operation of the lock guide 78 so that the door can be opened.

On the other hand, when the door is locked from the outside, pressing the lock button of the button operation unit 24 and rotating the outer handle 28, the door is locked, which is the same as when opening the door signal to the printed circuit board of the inner body 12 It is delivered to the microcomputer which is made by the operation of the bi-directional solenoid 46 in the microcomputer.

That is, when the lock button of the button operation unit 24 is pressed, the signal is transmitted to the micom installed on the printed circuit board of the inner body 12 to operate the bidirectional solenoid 46 in the micom. Accordingly, the bidirectional solenoid 46 receives power to the coil 58 on the other side according to the closing operation signal, so that the plunger shaft 52 moves to move the left and right moving pins 62, thereby causing the hook 68 to move. Rotation is made to the lock (72). This operation is instantaneous with the lock button input of the button operation unit 24.

When the outer handle 28 is rotated in the above state, the handle levers 36 and 38 connected to the handle shaft 34 rotate at the same time so that the handle lever 36 moves the conventional latch lever 38 upward. And the latch bolt 32 installed in the lock case 16 to move the latch bolt 32 toward the lock case 16, and at the same time the handle lever 38 to raise the open plate 42. do.

At this time, the open plate 42 is guided by the guide pin 44 and ascends to raise the lock 72 held by the hook 68 together, so that the lock 72 reversely rotates the lock guide 78. The dead bolt 30 is locked out of the lock case 16 by the rotation operation of the lock guide 78, and when the outer handle 28 is released, the dead bolt 30 is locked by the repulsive force of the spring 45. The open plate 42 moves downward, and the latch lever 39 moves downward by the repulsive force of the spring 40 to lock the latch bolt 32.

Meanwhile, the bidirectional solenoid 46 may improve the reliability of the bidirectional solenoid 46 because the electromagnet is moved by the force of the current during operation and is fixed by the permanent magnet 64 when the operation is completed.

On the other hand, by operating the key cylinder operating lever 21 manually in the room to maintain the dead bolt 30 in the locked and open state, the lock guide (78) in accordance with the approximately 90 ° reverse rotation of the key cylinder operating lever (21) As the locking and opening contact pins 78b and 78c installed on the selectively move the vertical moving piece 88, the horizontal moving piece 94 interlocked with the locking and opening contact pins 78b and 78c moves horizontally in the left or right direction. 93 actuates the connection angle 60 of the bidirectional solenoid 46, and is reliable in the operation of the bidirectional solenoid 46.

As described above, the digital door lock of the present invention, the opening and closing operation of the door is made simply at a time by simply turning the outer handle after the button operation of the button operation portion, providing convenience to the door lock and the dead bolt opening and closing as in the prior art Simplify the appearance design of the outer body, the lever is omitted, and has the effect of greatly reducing the parts cost and assembly cost.

Claims (4)

A handle lever installed on the shaft portion of the outer handle provided on the outer body and connected to the handle lever of the inner handle installed on the inner body via the handle shaft to operate together; An open plate that moves up and down along a guide pin fixed to an inner body according to a rotation operation of the handle lever and is returned by a spring; A bidirectional solenoid mounted on the open plate and connected to a microcomputer of a printed circuit board to be operated by an input signal of a button operator; A hook installed on the open plate so as to rotate left and right according to the operation of the left and right moving pins of the bidirectional solenoid; A plurality of installed on the open plate is selectively caught by the hook to rise together in the ascending operation of the open plate to reversely rotate the lock guide connected to the key cylinder and the key cylinder operating lever to open and lock the dead bolt. Digital door lock opening and closing device characterized in that consisting of a lock to be made. The digital door lock opening and closing device according to claim 1, wherein a permanent magnet is provided between both coils of the bidirectional solenoid operated left and right by the electromagnet so that the plunger shaft does not move and remains fixed when the solenoid is turned off. The digital door lock opening and closing device according to claim 1, wherein a key cover is installed on the outer body so as to move up and down to cover the key cylinder when the key cylinder installed on the outer body is not in use. The lock guide installed in the shaft portion of the key cylinder operating lever is provided with locking and opening contact pins at both ends extending in the radial direction of the guide piece, and is guided by a plurality of guide pins on both sides of the inner body. Vertical moving pieces are moved and returned by a return spring, respectively, and the upper part of the vertical moving piece is provided with a hinge pin together with the torsion spring and the towing piece is guided by the stop piece. A digital door lock opening and closing device, characterized in that the horizontal moving piece is installed with a pushing pin for pushing the connection angle of the bidirectional solenoid by horizontally moving left and right at right angles to guide the vertical movement of the vertical moving piece by contact.