WO2011071330A2

WO2011071330A2 - Actuating device and clutch apparatus for digital door lock using same

Info

Publication number: WO2011071330A2
Application number: PCT/KR2010/008827
Authority: WO
Inventors: 한덕희
Original assignee: (주)시큐챌린지
Priority date: 2009-12-10
Filing date: 2010-12-10
Publication date: 2011-06-16
Also published as: WO2011071330A3; KR20110065862A; KR101098272B1

Abstract

The present invention relates to an actuating device, and to a clutch apparatus for a digital door lock using same. More particularly, the present invention relates to an actuating device which applies force to an actuated body using a motor and a key box such that the actuated body moves in a forward direction or a backward direction. The present invention also relates to a clutch apparatus for a digital door lock which uses the actuating device to connect or disconnect an outdoor handle arranged on the outdoor side of a door, to a deadlock of the door lock apparatus.

Description

Driving device and clutch device for digital door lock using same

The present invention relates to a drive device and a clutch device for a digital door lock using the same, and more particularly, a drive device for applying a force to move forward or backward using a motor and a key box and an outdoor of the door using the drive device. It relates to a clutch device for a digital door lock for connecting or releasing a deadlock of the outer handle and the door lock device provided on the side.

A door lock is a device that locks the door. Recently, due to the improvement of living standards, digital door locks are widely used for doors of general homes, officetels, offices, etc. Digital door locks have a feature of enhanced security means compared to general digital door lock devices that can be locked or opened only by keys. Security means include a password input device, a fingerprint input device, a card reader.

Such a digital door lock is usually composed of an outdoor side device coupled to the outdoor side of the door and an indoor side device coupled to the indoor side of the door, each of which includes an external handle and an internal handle. In such a digital door lock device, a deadlock (also called a deadbolt) is generally used as a locking means. When a button or an internal handle is operated indoors or a security means are released outdoors, the deadlock retreats toward the door and locks the door. It is configured to be released. In general, the deadlock is connected to the deadlock shaft to rotate the deadlock shaft by a rotation means such as a rotation of a key or a motor to advance or retract the deadlock.

Clutch device for the digital door lock is a device for connecting or releasing the deadlock shaft and the external handle provided on the outside of the door in which the digital door lock is installed. If the security device is released by proper input to the security device, the external handle and the deadlock are connected to each other.If the external handle is operated, the deadlock moves to the door to open the door. Otherwise, the connection between the external handle and the deadlock shaft is Even when the outer handle is turned off, the deadlock shaft does not rotate so that the deadlock does not move.

In such a clutch device, in order to connect the external handle and the deadlock shaft to each other or release the connection, a driving device is required to move a member, and a configuration for a clutch function in conjunction with the driving device is required.

The present invention has been made in response to the above-described needs, the problem to be solved by the present invention is a drive device for moving any drive forward or backward by selectively using a motor and a key box and for the digital door lock using the drive device It is to provide a clutch device.

The present invention as a solution to the above technical problem,

In the drive device for advancing or retracting the drive body moving forward or backward in either direction,

A driving body that is moved forward or backward in one direction and provided with first and second protrusions on both sides of the plate-shaped body;

A key box provided with a key insertion groove, the key box having a key rotation shaft rotating together when the key is rotated while the key is inserted into the key insertion groove;

A key tooth provided on the key rotation shaft;

A first member having a first tooth engaged with the key tooth and reciprocating by rotation of the key tooth;

An eleventh groove provided in the first member and provided in the moving direction of the driving body so that the first protrusion is inserted and movable so as to be spaced at a predetermined angle from an end side of the elevating direction of the driving body among the eleventh grooves; A twelfth groove extending in the forward direction of the driving body;

A motor capable of bidirectional rotation;

A motor tooth provided on a rotation shaft of the motor;

A second member having a second tooth engaged with the motor tooth and reciprocating by rotation of the motor tooth; And,

A predetermined angle is spaced apart from an end of the twenty-first groove provided in the second member and provided in the moving direction of the driving body so that the second protrusion is inserted and movable; A twenty-second groove extending in a forward direction of the driving body; Consisting of,

When the first member moves in one direction by the rotation of the motor, the first protrusion moves along the twelfth groove, and the second protrusion moves along the twenty-first groove, and the driving body moves forward, and the first member moves. Is moved in the other direction, the driving body is retracted,

When the second member moves in one direction by the rotation of the key inserted into the key box, the second protrusion moves along the twenty-second groove, and the first protrusion moves along the eleventh groove so that the driving body moves forward. And, when the second member is moved in the other direction provides a drive device characterized in that the drive body is retracted.

In this case, the eleventh groove, the twelfth groove, the twenty-first groove and the twenty-second groove are provided in pairs, respectively.

The pair of first and second protrusions, respectively, is provided to drive the driving body more stably.

In addition, the present invention, while using the drive device provided above as it is, one side of the drive body is provided with a rotating surface which is a curved surface having a constant rotation radius,

One side of the drive body is provided with a rotating surface that is a curved surface having a constant rotation radius,

Having a corresponding surface having the same radius of curvature as the rotating surface, with the corresponding surface being in contact with the rotating surface of the first member, moving forward together when the driving body moves forward, and retracting together with the first member by the retracting means when the driving body moves backward. A moving member;

It is fixed to the deadlock shaft is coupled to the door so that it can rotate with the deadlock shaft is provided with a rotating groove having a circular cross section on one side, the moving member side of the edge of the rotating groove is the moving member to the rotating groove Rotating member is provided with an entrance that can be inserted or removed; And,

A handle member provided in the outer handle and inserted into the rotation groove and having an insertion groove through which the movable member can be inserted through the entrance; Including

When the movable member is inserted into the rotary groove and the insertion groove, when the external handle is rotated, the movable member is caught by the insertion groove of the rotary member and the rotary groove of the handle member to rotate the deadlock shaft. And the handle member rotates in the insertion groove of the rotating member so that the deadlock shaft does not rotate when the external member is rotated while the moving member is separated from the rotating groove. Provide the device.

More preferably, the reverse means is an elastic pressing means for elastically pressing the second member in a direction in which the first member retreats.

According to the present invention, it is possible to provide a drive device for advancing or reversing a drive body by selectively using a motor and a key box and a clutch device for a digital door lock using the drive device.

1 is an exploded perspective view of a drive device according to an embodiment of the present invention.

Figure 2 is a perspective view of the driving device shown in FIG.

3 to 5 are diagrams for explaining the forward and backward of the drive body.

Figure 6 is an exploded perspective view of the clutch device for a digital door lock according to an embodiment of the present invention.

7 is a view for explaining the rotation surface of the first member shown in FIG.

8 is a view for explaining the elastic pressing means.

9 is a view showing a state in which the second member is separated from the rotary groove.

10 is a view showing a state in which the handle member is coupled to the handle in FIG.

11 is a view for explaining that the second member is separated from the rotating groove so that the handle member rotates independently of the rotating member so that the deadlock shaft does not rotate.

12 is a view showing a state in which the second member is inserted into the rotary groove and the insertion groove.

Figure 13 is a view for explaining that the deadlock shaft is rotated by the second member is inserted into the rotary groove handle member rotates with the rotary member.

14 is a perspective view of the clutch device for a digital door lock shown in FIG.

Hereinafter, one exemplary embodiment of the present invention will be described with reference to the drawings to provide specific contents for the practice of the present invention.

First, a driving apparatus according to an embodiment of the present invention will be described.

1 is an exploded perspective view of a driving device according to an embodiment of the present invention, FIG. 2 is a perspective view of the driving device shown in FIG. 1, and FIGS. 3 to 5 show that the driving body is advanced by the motor shown in FIG. 1. It is a figure for demonstrating the thing.

The driving device according to the present embodiment includes a driving body 10, a key box 20, a first member 30, a motor 40, and a second member 50.

The driving body 10 is configured to move forward or backward and includes a plate-shaped body, a first protrusion 11, and a second protrusion 12.

The key box 20 is provided with a key insertion groove, and when the key is rotated while the key is inserted into the key insertion groove, the key box 20 has a key rotation shaft 21.

As shown in FIG. 1, a key tooth 22 is provided on the key rotation shaft 21.

The first protrusion 11 is provided with a pair on either side of the drive body 10 as indicated by a dotted line in FIG. 1, the second protrusion 12 is the drive body 10 as indicated by a solid line in FIG. 1. On the other side of the pair is arranged.

The first member 30 has a plate-like structure and is provided with a first tooth 132 engaged with the key tooth 22 on one side to reciprocate by the rotation of the key rotation shaft 21, and with the rack This can be understood as a pinion structure.

The first member 30 is provided with grooves 31 in which the first protrusion 11 is inserted and movable, and includes an eleventh groove 311 and a twelfth groove 312.

The eleventh groove 311 is provided to be elongated in the direction in which the driving body 10 moves, and the twelfth groove 312 is spaced at a predetermined angle from an end of the side on which the driving body 10 is retreated. The twelfth groove 312 is connected to the eleventh groove 311 by being provided in the forward direction of the (10).

The eleventh groove 311 and the twelfth groove 312 is provided with a pair, as shown in Figure 1, the appearance is similar to the English V.

The motor 40 is configured to enable bidirectional rotation, and although not shown, the motor 40 is driven by an electric signal generated from a motor control means, and a motor tooth 42 is provided on a rotating shaft (not shown).

Like the first member 30, the second member 50 has a plate shape and includes a second tooth 52 engaged with the motor tooth 42.

The motor tooth 42 and the second tooth 52 may be understood as a rack and pinion structure similarly to the key tooth 22 and the first tooth 32.

The second member 50 is provided with grooves 51 movable with the second protrusion 12 inserted therein. The second member 50 includes a pair of twenty-first grooves 511 and twenty-second grooves 512.

Like the eleventh groove 311, the twenty-first groove 511 is a groove which is elongated in the moving direction of the driving body 10, and the twenty-second groove 512 is similar to the twelfth groove 311. The driving body 10 extends in a direction of advancing so as to be spaced a predetermined angle from one end of the 21 groove 511.

In the assembled state, as shown in FIG. 2, the first member 30, the driving body 10, and the second member 50 are arranged in such a manner as to be stacked. The 11th groove 311 and the 21st groove 511 overlap each other.

In the following, the mechanism, action and effect of each of the above-described configurations will be replaced by explaining the mechanism by which the driving body 10 moves forward or backward with reference to FIGS. 3 to 5.

3 to 5 show that the first member 30 moves in one direction by the rotation of the key tooth 22 of the key box 20, and the driving body 10 moves forward in the movement thereof. It is a figure for demonstrating. In order to display the first protrusion 11 more clearly, it should be indicated by a hidden line, but the second protrusion 12 is overlapped with the first protrusion 11 in the plan view as shown in FIGS. 3 to 5. For convenience, the first protrusion 11 and the second protrusion 12 are displayed together in one protrusion. In addition, the eleventh groove 311 and the twelfth groove 312 should also be indicated by a hidden line, but for the sake of clarity, they are indicated by a solid line. In order to explain the movement in the groove 511, the twenty-first groove 511 and the twenty-second groove 512 are indicated by hidden lines.

3 is a state in which the driving body 10 is retracted. In this state, the first protrusion 11 is fitted into the eleventh groove 311 and the second protrusion 12 is fitted into the twenty-first groove 511. In this state, when the key tooth 22 is rotated by the rotation of the key inserted into the key box 20 and the first member 30 moves to the left side in the drawing, the eleventh protrusion 111 is the twelfth groove 312. In accordance with the forward (moving in the upward direction on the drawing) and the second projection 12 is advanced in the state fitted in the twenty-first groove (511). The second projection 12 and the twenty-first groove 511 guide the moving direction of the driving body 10.

When the first member 30 is further moved to the left side in the drawing in the state shown in FIG. 4, the driving body 10 is further advanced as shown in FIG. 5. In this case, the first protrusion 311 is inserted into the twelfth groove 312 and the second protrusion 12 is moved into the inserted state in the twenty-first groove 511.

The reverse of the driving body 10 is to rotate the key inserted in the key box 20 in the opposite direction, so that the key tooth 22 also rotates in the opposite direction so that the first member 30 moves to the right on the drawing. do. As the first member 30 moves, the driving body 10 moves backward from the state shown in FIG. 5 to the state shown in FIG. 4 and finally back to the state shown in FIG. 3.

On the other hand, the movement of the drive body 10 by the rotation of the motor 20, the movement of the drive body 10 by the rotation of the key box 40 is the same mechanism. However, in the movement of the drive body 10 by the rotation of the motor tooth 22, the first protrusion 11 is guided forward and backward of the drive body 10 while being inserted into the eleventh groove 311. The second protrusion 21 moves to the twenty-second groove 512 in a state where the second protrusion 21 is inserted into the twenty-first groove 511, and moves along the twenty-second groove 512 to move forward. There is only a difference. Therefore, a detailed description of the movement of the driving body 10 by the rotation of the motor 20 will be omitted.

Hereinafter, an embodiment of a digital door lock clutch device using the above-described driving device will be described.

6 is an exploded perspective view of the clutch device for a digital door lock according to an embodiment of the present invention, Figure 7 is a view for explaining the rotation surface of the first member shown in Figure 6, Figure 8 is for explaining the elastic pressing means Drawing.

Since the clutch device for the digital door lock according to the present embodiment includes all of the above-described driving devices, the description of the driving device will be omitted and only the description of the configuration of the digital door lock clutch device will be described.

Clutch device for the digital door lock according to the present embodiment is used in the digital door lock device and as a means for connecting or connecting the external handle and the deadlock shaft provided on the outside of the door drive unit 10, the moving member 120, the rotating member 130 and the handle member 140.

The drive body 10 is moved forward or backward in one direction by the above-described drive device (arrow shown in Figure 1) is provided with a rotating surface 111 on one side.

The rotating surface 111 is a surface having a constant radius of rotation as shown in FIG.

The moving member 120 moves together with the driving body 10. When the driving body 10 moves forward, the moving member 120 moves forward by the driving force of the driving body 10, and when the driving body 10 moves backward. Reverse by reversing means.

The reversing means is elastic pressing means 121 for elastically pressing the moving member 120 in a direction in which the driving body 10 retreats. As shown in FIG. 8, a part of the moving member 120 is provided. The groove 221 is provided, the plate 222 is provided on the extension plate 134 of the rotating member 130 and the coil spring 223 disposed between the groove 221 and the plate 222.

As shown in FIG. 6, the movable member 120 is provided with a corresponding surface 121 which is in contact with the rotating surface 111 of the driving body 10, and the corresponding surface 121 is fitted with the rotating surface 111. Arranged to reach.

The rotating member 130 is fixed to the deadlock shaft (1) is coupled to the door so that it can rotate with the deadlock shaft (1). Of course, it does not necessarily need to be coupled directly to the door, and another configuration may be included between the door and the rotating member 130. In the drawings of the present specification, the rotating member 130 is not shown in the state coupled to the door, but it will be understood that those skilled in the art to which the present invention pertains can be sufficiently understood.

As shown in FIG. 6, one side of the rotating member 130 is provided with a rotary groove 131 having a circular cross section. An entrance 133 through which the movable member 120 can be inserted into or detached from the rotary groove 131 is located at the side of the rotary groove 131 which is the periphery of the rotary groove 131. It is prepared.

An extension plate 134 is provided at the entrance 133 side of the rotating member 130, and a part of the elastic pressing means 121 is disposed.

The handle member 140 is provided in the outer handle (H) on the outside of the door is inserted into the insertion groove 131, the insertion member 141 through which the movable member 120 can be inserted past the door 133. ) Is provided.

In this embodiment, the deadlock shaft 1 is coupled to protrude from the bottom surface of the rotary groove 131, the groove of the circular cross section is provided in the center of the handle member 140, the handle member 140 is rotated When it is configured to prevent the interference directly with the deadlock shaft (1), but when the deadlock shaft (1) when combined with the rotating member 130 is not necessarily configured in the same layout as in the present embodiment The groove provided in the center portion of the handle member 140 may or may not exist as needed.

Hereinafter, with reference to the drawings will be described the function, operation and effects of the above-described configuration by explaining the operation mechanism of the clutch.

9 is a view showing a state in which the moving member is separated from the rotating groove, FIG. 10 is a view showing a state in which the handle member shown in FIG. 9 is coupled with the handle, and FIG. 11 is a moving member is moved from the rotating groove handle member Is a figure for explaining that the deadlock shaft does not rotate by rotating independently of the rotating member, Figure 12 is a view showing a state in which the moving member is inserted into the rotary groove and the insertion groove, Figure 13 is a moving member is inserted into the rotary groove It is a figure for demonstrating that a deadlock shaft rotates with a handle member rotating with a rotating member.

First, the state in which the outer handle H and the deadlock shaft 1 are disconnected is illustrated in FIGS. 9 to 11. In this state, as shown in FIG. 9, the driving body 10 is in a retracted state, and the moving member 120 is separated from the rotation groove 131.

FIG. 10 shows the same state as shown in FIG. 9, but the outer handle H is coupled to the handle member 140.

In this state, as shown in FIG. 11, even when the handle member 140 rotates in the rotary groove 131 by rotating the outer handle H, the deadlock shaft 1 does not rotate.

If the driving body 10 is advanced toward the rotating member 130 by the above-described driving device, the moving member 120 also moves in the same direction as the driving body 10 and the moving member 120 is moved by such a movement. It is inserted into the rotary groove 131 and the insertion groove 141. This state is shown in FIG.

In this state, when the handle member 140 is rotated by operating the outer handle H, the movable member 120 connects the insertion groove 141 and the rotating member 130 of the handle member 141 to each other. As shown in FIG. 13, when the outer handle H is rotated, the rotating member 130 rotates, so that the deadlock shaft 1 fixed to the rotating member 130 rotates to lock the deadlock.

At this time, when the driving body 10 is retracted by the above-described driving device, since the driving body 10 and the moving member 120 are not coupled to each other, the moving member 120 moves in the same direction as the driving body 10. In this case, the movable member 120 is retracted by the elastic force of the coil spring 223.

14 is a view showing a combination of a driving device and a digital door lock clutch device using the same according to an embodiment of the present invention. However, in order to better understand the second member 50 of the driving apparatus is omitted in the drawing.

In the above description, the driving device and the clutch device for the digital door lock using the driving device according to an embodiment of the present invention have been described in detail. However, embodiments of the present invention have been described. The present invention is not limited thereto, and may be embodied as various types of driving apparatuses and clutch devices for digital door locks using the driving apparatuses within the scope of the technical idea of the present invention.

The present invention relates to a drive device and a clutch device for a digital door lock using the same, and there is industrial applicability related to the manufacture and sale of a digital door lock.

Claims

In the drive device for advancing or retracting the drive body moving forward or backward in either direction,

A driving body that is moved forward or backward in one direction and provided with first and second protrusions on both sides of the plate-shaped body;

A key box provided with a key insertion groove, the key box having a key rotation shaft rotating together when the key is rotated while the key is inserted into the key insertion groove;

A key tooth provided on the key rotation shaft;

A first member having a first tooth engaged with the key tooth and reciprocating by rotation of the key tooth;

An eleventh groove provided in the first member and provided in the moving direction of the driving body so that the first protrusion is inserted and movable so as to be spaced at a predetermined angle from an end side of the elevating direction of the driving body among the eleventh grooves; A twelfth groove extending in the forward direction of the driving body;

A motor capable of bidirectional rotation;

A motor tooth provided on a rotation shaft of the motor;

A second member having a second tooth engaged with the motor tooth and reciprocating by rotation of the motor tooth; And,

A predetermined angle is spaced apart from an end of the twenty-first groove provided in the second member and provided in the moving direction of the driving body so that the second protrusion is inserted and movable; A twenty-second groove extending in a forward direction of the driving body; Consisting of,

When the first member moves in one direction by the rotation of the motor, the first protrusion moves along the twelfth groove, and the second protrusion moves along the twenty-first groove, and the driving body moves forward, and the first member moves. Is moved in the other direction, the driving body is retracted,

When the second member moves in one direction by the rotation of the key inserted into the key box, the second protrusion moves along the twenty-second groove, and the first protrusion moves along the eleventh groove so that the driving body moves forward. And the driving member retreats when the second member moves in the other direction.
The method of claim 1,

The eleventh groove, the twelfth groove, the twenty-first groove and the twenty-second groove are provided in pairs, respectively.

The driving device, characterized in that the first projection and the second projection is provided in pairs, respectively.
Including all of the driving device of claim 1,

One side of the drive body is provided with a rotating surface that is a curved surface having a constant rotation radius,

A movement having a corresponding surface having the same radius of curvature as that of the rotating surface, with the corresponding surface being in contact with the rotating surface of the driving body, moving forward together when the driving body moves forward, and moving backward with the driving body by the reverse means when the driving body moves backward; absence;

It is fixed to the deadlock shaft and is coupled to the door so that it can rotate with the deadlock shaft is provided with a rotating groove having a circular cross section on one side and the movable member side of the moving groove of the edge of the rotating groove to the rotary groove Rotating member is provided with an entrance that can be inserted or removed; And,

A handle member provided in the outer handle and inserted into the rotation groove and having an insertion groove through which the movable member can be inserted through the entrance; Including

When the movable member is inserted into the rotary groove and the insertion groove, when the external handle is rotated, the movable member is caught by the insertion groove of the rotary member and the rotary groove of the handle member to rotate the deadlock shaft. And the handle member rotates in the insertion groove of the rotating member so that the deadlock shaft does not rotate when the external member is rotated while the moving member is separated from the rotating groove. Device.
The method of claim 3,

The reverse means is a clutch device for a digital door lock, characterized in that the elastic pressing means for elastically pressing the moving member in the direction in which the drive body retracts.