KR200476646Y1 - Hook direction changeover type hinged door locking device - Google Patents

Abstract

The present invention relates to a hinged door locking device that can be commonly used for an access door made of a hinged door, a door and a window installed in the room, and can easily switch the direction of the latch that is projected and retracted from the lock device, Hook directional switch that provides functionality to allow the hook assembly to be unlocked when the hook assembly is actuated to lock the door when the sphere is rotated counterclockwise (counterclockwise), and to rotate (clockwise) the rotary actuator Door door lock system.
That is, in the present invention, the case in which the installation space is formed to be buried in the door is closed with the cover. In the installation space formed in the case, the latch protruding and retracted by the latch operation hole formed on the side wall of the case is installed to be supported by the restoration spring, And a rotation operating member which is coupled to an operating shaft that is rotated by the operation of a handle fixed to the door and which is provided with an elastic supporting force in a direction opposite to the forward direction by the elastic force of the torsion spring CLAIMS 1. A door locking device for allowing a latch to be opened and closed, comprising:
Wherein the direction switching means comprises a guide block formed in the casing such that an axial direction same as the operating axis and a pressure applying opening are opened; A stopper block coupled to the guide block to restrict forward movement of the pusher moved by the first pusher of the rotary actuating member and having a push button exposed to an actuating hole formed in the cover; A stopper block compression spring positioned at the bottom of the guide block and supporting the stopper block; And a switching groove formed in the stopper block in the protruding / retracting direction of the latch so that the switching projection formed in the pressing tool can be inserted when the stopper block is pressed.

Description

Hook direction changeover type hinged door locking device [0001]

The present invention relates to a hinged door locking device which can be commonly used for an access door made of a hinged door, a door and a window installed in the room, and more specifically, The hook assembly is actuated to lock the door when the rotary actuator is rotated in the counterclockwise direction (counterclockwise), and the function of allowing the hook assembly to be unlocked when the rotary actuator is rotated clockwise To provide a hook-turnable hinged door lock.

Various locking devices are used for door access doors, indoor doors and windows.

[0003] As a prior art of a locking device for a hinged door, there is proposed a locking device for a hinged door of a Korean Registered Patent Application (B1) 10-1237681 (Mar. 26, 2013). The locking device is provided with a movable piece on one side, A drive gear is formed at one end of the drive gear and a cutout portion at which the movable piece of the rotary body is located is formed at one end of the drive gear, A cam shaft for allowing the movable piece to freely move in a section where the latch is pulled to release the lock state of the door, a driven gear which is disposed at a lower portion of the cam shaft and is engaged with the drive gear at one side thereof, Is composed of a dog gear equipped with an amplifier for meshing with the gear portion of the rack.

Another prior art is proposed in Korean Utility Model Publication No. Y020-0271060 (Apr. 9, 2002), which is a lock device for a hinged door. The latching mechanism is configured such that the latch is spring- A driven gear having a plate-like rack provided so as to be able to move up and down in the housing, and a pinion which is engaged with the rack, the driven gear being integrally formed with the driven gear, A drive gear which is provided at an outer side of the housing and rotates together with the rotation of a knob provided on the outside of the housing and a drive gear which is engaged with both ends of the rack to move up and down together with the lifting and lowering movement of the rack, A pair of sliders, a fixed panel supporting the slider at the door and guiding the upward and downward movements of the slider, And a locking member for maintaining or releasing the locking state of the door according to the descent.

However, since the locking device having the above-described configuration is complicated in construction, it is difficult to manufacture and assemble the device, resulting in problems such as reduced productivity and increased production cost. Particularly, since the latch is fixed type, There has been a problem that it has to be produced separately.

KR 101237681 B1 2013.02.26. KR 200271060 Y1 2002.04.09.

Accordingly, the present invention proposes a method of pressing a button exposed to the outside of a lock device, whereby a latch is pushed out of a case and a worker moves a latch The hook assembly is operated to turn the rotary operation counterclockwise (counterclockwise) by the combination of the hook assembly which is moved up and down in conjunction with the rotary operation member, thereby locking the door, The present invention provides a hook-turnable door lock device that provides a function of allowing a hook assembly to be unlocked when a sphere is rotated forward (clockwise).

In the present invention, a case is provided with a cover formed with a mounting space to be embedded in a door. The mounting space formed in the case is provided with a latch protruding and retracted by a latch operation hole formed on a side wall of the case, And a rotary operation member which is provided with an elastic supporting force in a direction opposite to the forward direction by the elastic force of the torsion spring and which is rotatable by an operation of a handle fixed to the door, The door lock device comprising:

Wherein the direction switching means comprises: a guide block formed in the case so as to open at a side thereof in contact with the cover and at a lower side with a pushing-out means; And a stopper block provided with a pressing button which is fitted to the guide block and is exposed to an operating hole formed in the cover so as to restrict the pushing movement of the pushing member moved by the first pressing member of the rotary actuating member toward the restoring spring, and; A stopper block compression spring positioned at the bottom of the guide block opposite to the pressing button to support the stopper block; And a switching groove formed in the stopper block in the protruding / retracting direction of the latch so that the switching projection formed in the pressing tool can be inserted when the stopper block is pressed.

Further, in the present invention, a hook assembly is further provided, wherein the hook assembly is provided with a hoist plate inside the case, wherein the hoist plate forms a slot to be engaged with the guide pin formed in the case, And the lifting base plate is slid up and down when the operating pin is pushed by the second pressing portion and the third pressing portion on the upper and lower sides of the operating space by providing an operating pin. The hoisting and lowering plate is exposed to the upper and lower sides outside the case, The slide plate that joins the connecting rods can be further combined to be used as a locking device for the middle or large doors.

The hook-turnable hinged door lock device provided in the present invention can switch the locking direction of the latch by pressing the button exposed on the cover, so that the locking device can be used without discrimination.

Therefore, when the present invention is used, it is possible to solve the trouble of producing and distributing the lock device on the right and left sides, thereby reducing the manufacturing cost, and the lock direction of the simple method of rotating the latch And provides convenience.

In addition, since the construction is simple, it can be manufactured at a low cost, and the hook can be operated together with the rotary operation member, so that it can be used as a locking device for a middle or large door.

FIG. 1 is a front view of a door provided with a hook direction switching door lock device provided by the present invention
Fig. 2 is a partially enlarged side view of Fig. 1
Fig. 3 is an external perspective view showing a preferred embodiment of the hook direction switching door lock device provided by the present invention. Fig.
Fig. 4 is an exploded perspective view of the hook direction switching door lock device provided by the present invention
Fig. 5 is a front view showing a state in which the cover is detached from the hook direction switching door lock unit provided by the present invention
FIG. 6 is a front view and a side sectional view showing the operating states of the stopper block and the pushing-
Fig. 7 is an external perspective view showing another embodiment of the hook direction switching door lock device provided in the present invention. Fig.
8 is a front view of the state in which the cover is removed in Fig.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of a hook direction switching type door lock device provided in the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a front view of a door provided with a hook direction switching door lock device provided in the present invention, FIG. 2 is a partially enlarged side view of FIG. 1, and FIGS. 3 and 4 are views FIG. 5 is a front elevation view showing a state in which a cover is detached from a hook direction switching type door locking device provided in the present invention, and FIG. 6 is a front elevational view showing a state And a front view and a side sectional view showing the operating states of the stopper block and the presser, respectively.

The hook-turnable door lock device 1 provided in the present invention is integrally installed in a door 100 and can be used commonly for doors for entering and leaving doors, doors and windows installed indoors, And is structured so as to be operated by an operating shaft 400 rotated by a handle 300 installed on the outside of the case 2 and is inserted into the latch inner groove 210 formed in the door frame 200, The latch 4 can be rotated by 180 degrees so that the latch 4 can be used for left and right use regardless of the opening direction of the door 100. [

In the configuration of the hook direction switching type door lock unit 1 of the present invention having such a characteristic, the case 2 in which the installation space 2a is formed is closed by the cover 3.

A latch 4 that protrudes and retracts in a latch operation hole 2b formed in a side wall of the case 2 is provided in an installation space 2a formed in the case 2, And a restoring spring 7 is provided between the pushing tool 6 and the side wall of the case 2 to support the latch 4 . At this time, the coupling of the rotary shaft 5 and the pressing hole 6 forms a coupling groove 5a in the rotary shaft 5 and the coupling hole 6a opened to one side in the pressing hole 6, Let's do it.

At the lower side of the pressurizing tool 6, the rotary action tool 8 is installed so that the elastic force of the torsion spring 9 can be provided. It is preferable that an operation space 9a formed at the both ends of the torsion spring 9 at the bottom of the case 2 is hooked on a locking protrusion 2c protruding from the bottom of the case 2, An operation interlocking groove 8a is formed in the inside of the sphere 8 so that the weak side operation space 9a can be accommodated together so that when the rotary action 8 is rotated forward or reverse, The torsion spring 9 is restored when one of the side walls of the torsion spring 8a pushes the operation space 9a and the torsion spring 9 is twisted and the pressing force is released from the rotary action hole 8, 8).

As described above, the rotary operation member 8 provided with the elastic force of the torsion spring 9 is provided with the first pressing portion 8b for pressing the pressing member 6 when it rotates in the forward rotation (clockwise) .

On the other hand, the latch 4 is rotatable by 180 degrees by the direction switching means 10.

The direction switching means 10 provided in the present invention forms the guide block 11 in the case 2 on the upper side of the pressure applying hole 6. [ The guide block 11 is formed so as to open at a side thereof in contact with the cover 3 and in a downward direction at which the pusher 6 is provided and a guide groove 11a is formed at the opposite side of the pusher 6.

The stopper block 12 is provided with guide protrusions 12a to be inserted into the guide grooves 11a so as to be assembled with the guide blocks 11 The stopper block 12 can be lifted up only toward the axial direction of the operation shaft 400 and the compression spring 13 can be installed below the stopper block 12 to support the stopper block 12 upward do.

The stopper block 12 is formed with a pressing button 12b exposed to the outside through an operation hole 3a formed in the cover 3 and a switching projection 6b is formed on the upper side of the pressing hole 6 And the switching groove 12c into which the switching projection 6b is inserted is formed in the stopper block 12. [ The switching groove 12c is formed at a position where the switching projection 6b is inserted when the stopper block 12 is pressed.

The direction switching means 10 configured as described above is used for switching the locking direction of the latch 4. When the direction switching means 10 is to be used, And presses the pressurizing button 12b exposed through the opening 3a.

The stopper block 12 is moved downward by the pushing of the push button 12b and at this time the switchable protrusion 6b formed in the pusher 6 is inserted into the switching groove 12c formed in the stopper block 12, The latch 4 is exposed to the outside of the case 2 and the latch 4 is rotated by 180 degrees in this state to switch the direction and push it to the inside of the case 2.

When the latch 4 is retracted into the case 2 as described above, the switching projection 6b formed in the pressing tool 6 is separated from the switching groove 12c of the stopper block 12, The stopper block 12 is moved upward by the restoring spring 7 to support the switching projection 6b so as to prevent the latch 4 from being completely drawn out of the case 2, ), And only the basic input operation is provided.

FIG. 7 is an external perspective view showing another embodiment of the hook direction switching door lock device provided in the present invention, and FIG. 8 is a front view of the state in which the cover is removed in FIG.

This is because the hook assembly 20 is further installed in the hook direction switching type door lock device 1 configured as described above.

The hook assembly 20 is provided with a hoistway plate 21 inside the case 2 and a long hole 21a is formed in the hoistway plate 21 to be coupled to the guide pin 22 formed in the case 2 And an operating pin 21b located in the operating space 8c formed in the rotary actuator 8 is provided so as to be operated by the second pressing portion 8d and the third pressing portion 8e on the upper and lower sides of the operating space 8c So that the platform board 21 slides up and down when the pin 21b is pushed.

A slide plate 24 which is exposed to the upper and lower outer sides of the case 2 and engages with a connecting rod 23 having a hook 25 or a hook 25 is further coupled to the hoist plate 21, So that it can be used as the locking device 1 of the portable terminal 100 as well.

When the door is to be locked in the hook assembly 20 in the above-described configuration, the rotary actuator 8 is rotated in the reverse direction.

The second pressing portion 8d on the upper side of the operating space 8c presses the actuating pin 21b to move the hoist plate 21 downward when the rotary actuator 8 is rotated in the reverse direction, Or the hook 25 coupled to the slide plate 24 is inserted into the strike (not shown) fixed to the door frame 200 and is locked. Conversely, when the rotary actuator 8 is rotated in the forward direction, the third pressing portion 8e on the lower side of the operating space 8c presses the downwardly moved operation pin 21b to move the hoist plate 21 upward. At this time, the hook 25 coupled to the connecting rod 23 or the slide plate 24 is separated from the strike fixed to the door frame 200, and the locked state is released.

While the detailed description of the present invention has been provided for specific embodiments, it should be understood that various modifications may be made without departing from the scope of the present invention. Therefore, the scope of protection of the present invention should not be limited to the embodiments described, but should be determined by equivalents as well as the following claims.

1: (Hook turnable door) Lock
2: Case 2a: Installation space
2b: latch operation hole 3: cover
3a: Actuation hole 4: Latch
5: rotating shaft 5a:
6: pressure applying hole 6a: engaging groove
6b: turning projection 7: restoring spring
8: Rotary actuating member 8a: Inner groove between actuating grooves
8b: first pressing portion 8c: operating space
8d: second pressing portion 8e: third pressing portion
9: Torsion spring 9a: Operation
10: direction switching means 11: guide block
11a: guide groove 12: stopper block
12a: guide projection 12b: pressure button
12c: switching groove 13: compression spring
20: hook assembly 21: hoist board
21a: long hole 21b: operation pin
22: Guide pin 23 Connecting rod
24: slide plate 25: hook
100: door 200: door frame
210: latch inner groove 300: handle
400: Operation axis

Claims (2)

The case 2 in which the installation space 2a is formed is closed by the cover 3 and the installation space 2a formed in the case 2 is housed in the latch operation hole 2b formed in the side wall of the case 2 The latch 4 can be rotated 180 degrees by the direction switching means 10 and the latch 4 can be rotated by 180 degrees and the handle 300 can be rotated The latch 4 is engaged with the rotary shaft 4 by a rotation operation member 8 to which an operating shaft 400 that rotates by the operation is coupled and an elastic supporting force is provided together with the elastic force of the torsion spring 9 in the forward direction and the reverse direction A door locking device (1) comprising:
The direction switching means 10 includes a guide block 11 formed on the case 2 so as to be open at the side contacting the cover 3 and the lower side with the pushing openings 6;
The guide block 11 is provided so as to restrict the pushing port 6 which is pressed toward the restoring spring 7 by the first pressing portion 8b of the rotary actuating member 8 and moves to move forward with the latch 4 A stopper block 12 provided with a pressurizing button 12b that is exposed to an operation hole 3a formed in the cover 3;
A stopper block 12 compression spring 13 located at the bottom of the guide block 11 opposite to the pressure button 12b and supporting the stopper block 12;
The switching groove 12c formed in the stopper block 12 in the protruding and retracting direction of the latch 4 can be inserted into the stopper block 12 so that the switching protrusion 6b formed in the pusher 6 can be inserted therein when the stopper block 12 is pressed. Wherein the hook-direction switchable door lock device comprises:
The method of claim 1,
Further installing a hook assembly (20);
The hook assembly (20) is provided with a platform board (21) inside the case (2);
The hoisting-and-lowering plate 21 forms an elongated hole 21a to be engaged with the guide pin 22 formed in the case 2 and has an operation pin 21b located in the working space 8c formed in the rotary action 8 So that the platform board 21 slides up and down when the operation pin 21b is pushed by the second pushing portion 8d and the third pushing portion 8e on the upper and lower sides of the operating space 8c;
And a slide plate (24) which is exposed to the upper and lower sides outside the case (2) and engages with a connecting rod (23) having a hook or a hook (25) at its tip end is further coupled to the hoist plate (21) Directional hinged door lock.

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