KR20110017519A

KR20110017519A - A lock for opening and closing door

Info

Publication number: KR20110017519A
Application number: KR1020090075022A
Authority: KR
Inventors: 유진상
Original assignee: 유진상
Priority date: 2009-08-14
Filing date: 2009-08-14
Publication date: 2011-02-22

Abstract

The present invention relates to a locking and unlocking device of a swing door that divides a living room and a room, a living room and a wish bar, and is separately controlled in a process of opening the swing door in a state in which the swing door is closed or locking the closed door. It relates to a swing door locking device for unlocking or locking the door to three points by the operation of rotating the handle in the upward or downward direction without using the knob.

To this end, a latch for inserting the latch bolt on one side of the door post and a roller latch in two places, and having an upper slide plate and a lower slide plate movable up and down from the back of the support plate, the latch bolt retreating backward by the strike When the upper slide plate and the lower slide plate are pulled by the sliding bolts of the latch bolt, the roller is pulled up and down, and the roller attached to the upper slide plate and the lower slide plate is inserted due to the latch bolt being inserted into the strike box. Inserted into the Laura latch, it will provide a lock of the swing door, characterized in that the three points of the swing door to be locked to the striker of the door jamb and the two lock latches.

In addition, as the core inserted from the outside of the lock door is rotated, the rotating plate rotates and the latch bolt is reversed, so that the slide blades provided on the latch bolt are pulled toward the upper slide plate and the lower slide plate center. Lora provided in the lower side and the slat plate is separated from the roller latch, the latch bolt is also removed from the strike box to provide a swing door lock, characterized in that the swing door is opened.

Door, Lock, Casement, Latch Bolt, Door Lock

Description

A lock for opening and closing door}

The present invention relates to a locking and unlocking device of a swing door that divides a living room and a room, a living room and a wish bar, and is separately controlled in a process of opening the swing door in a state in which the swing door is closed or locking the closed door. It relates to a swing door locking device for unlocking or locking the swing door to three points by rotating the handle in the upward or downward direction without using the knob.

In general, the swinging door that divides the living room and the room, the living room and the wish bar is provided with a lock to prevent intrusion from the outside while the door is closed.

However, most swing doors use a single lock. However, in order to further protect the interior from outside intrusion, the case of the door lock of the registered utility model 20-0271060 is outside the case of the door lock made of one locking device (in the Laura latch of the present invention) fixed to the door. The latch is elastically installed with a spring, and the rotating body (rotating plate of the present invention) is configured to pull the latch (latch bolt of the present invention) according to the pressing operation of the handle, and the plate is installed in the housing so as to be positively and descending. Of the rack, a driven gear formed integrally with the pinion engaged with the rack, a drive gear installed to be engaged with the driven gear and rotating together with the rotation of a knob installed on the outside of the enclosure, And a pair of sliders for lifting and lowering together according to the downward movement, and at the end of which a roller is rotatably installed, and the slider Casement, characterized in that consisting of a locking panel for guiding the lifting and lowering of the slider supporting the door, and a locking member that is fixed to the upper and lower portions of the door frame to maintain or unlock the door according to the slider's lifting and lowering The door lock is provided.

In the case of the swing door locking device is the same principle and operation to lock the swing door using a latch bolt appearing in the lock of the general swing door. However, in case of the operation of the roller and the locker that maintains the lock of the auxiliary lock, the knob that is separate from the handle is rotated counterclockwise, so that the driven gear moves the rack to push the slider upwards and is installed on both ends of the slider. It works by inserting the roller into the enclosure.

It does not induce locking door at once and locking and opening of the latch bolt is controlled by the handle, and locking of the roller is controlled by the knob. That is, the door is locked and opened by two movements.

However, the present invention has been devised to induce the locking of the door by using the two operations as one operation.

In order to actively solve the above problems, the casement locking device of the present invention,

A latch bolt insertion strike on one side of the doorpost and a roller latch in two places, and an upper slide plate and a lower slide plate which are movable up and down from the back of the support plate,

When the latch bolt is retracted by the strike, the upper slide plate and the lower slide plate are pulled by the sliding bolts of the latch bolt, so the roller is pulled up and down and the latch bolt is inserted into the strike box so that the upper slide plate and the lower slide plate The roller attached to the slit plate is inserted into the roller latch to provide the lock of the swing door, characterized in that the three points of the swing door are locked to the striker of the door jammer and the roller latch in two places.

As described above, the present invention can increase the security of the swing door from external invasion by locking the swing door to three points, and open the swing door by firmly fixing the swing door to three points on the door frame. Can be prevented from being deformed by moisture or moisture.

In addition, the auxiliary locking devices other than the latch bolt is moved by a separate operation, that is, the locking device of the second field is used, as opposed to the use of the present invention has the effect of locking the swing door in one operation and open the swing door.

Usually, the part which induces the closing of a sliding door is called door frame or door jamb. Door hinge 10 and the hinge door on the other side of the door not shown in the figure there is a hinge that governs the opening and closing of the opening door 20 is closed and opened. Most swing doors have a single handle set and a latch set inserted into one side of the swing door.

The latch set has a wedge-shaped latch bolt, and the wedge-type latch bolt of the rotating door catches the latch bolt of the door jammer. The door does not open. In order to open the swing door, the handle installed on the swing door is rotated, so that the center of gravity of the handle rotates the rotating plate inside the latch bolt, and the latch bolt is pushed back by the rotational force to open the swing door.

In addition, it has been improved in some existing latch sets, and the upper and lower two auxiliary locking devices are installed around the latch bolts to move the latch bolts horizontally with the handles. Auxiliary locks are locked and open. Of course, there is also a structure that manages the latch bolt in one direction by rotating the handle in one direction and the auxiliary locking devices by rotating in the other direction.

However, the present invention has been devised to simultaneously operate the two upper and lower auxiliary locking devices around the latch bolt and the latch bolt in one handle rotation operation. Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

1 is a plan view showing a state in which the door jamb and the hinged door closed by the present invention.

Two roller clasps 32 are installed around the strike 30 and strike box 31 in the direction of the opening door 20 of the door holder 10. The opening door 20 inserts the locking device 60 in the direction of the door holder 10.

The outer side of the lock main body 60 is provided with a support plate 40 coupled to the lock body 60 while maintaining a predetermined space, the vertical movement between the support plate 40 and the lock main body 60 The upper slide plate 51 and the lower slide plate 52 are provided to enable the roller 53 to the outside of the support plate 40.

The lock body 60 has a latch bolt 61 pushed back by the strike 30 while being matched with the strike 30, and rotates by one core connected to the handle on one side of the latch bolt 61. The rotating plate 64 is provided as possible.

Both sides of the latch bolt 61 is provided with a slide blade 62 in close contact with the upper slide plate 51 and the lower slide plate 52 by the moving blade spring (63).

A latch bolt return spring 65 is inserted between the latch bolt 61 and the spring support 60b protruding from a part of the lock body 60 so that the latch bolt 61 always protrudes from the opening door 20. Configure.

The preferred embodiment will be described with reference to five of FIG. 2 attached in more detail to the above-mentioned general description of the configuration and installation of the present invention.

Figure 2 is a perspective view showing the configuration of the present invention as a representative of the present invention.

The strike 30 and the strike box 31 installed on the door post 10 have a fixed bolt hole and are fixed to the door post 10 by a fixed bolt. Lora clasp 32 also has a fixing bolt hole is fixed to the door holder 10 by a fixing bolt.

The center of the roller latch 32 has a roller seating hole 32a into which the roller 53 which moves up and down linearly at a predetermined distance is inserted.

Locking device body 60 provided in the swinging door 20 is fixed to a portion of the lock plate body 60 at a predetermined interval. In addition, at both ends of the support plate 40, a partial bending structure is formed so that there is no resistance during the movement of the upper slide plate 51 and the lower slide plate 52, and the folding structure has a fixing bolt hole so that the opening door 20 is fixed by a fixing bolt. It is to be firmly fixed to.

In addition, both ends of the upper slide plate 51 and the lower slide plate 52 are provided with a roller 53 on the outside of the support plate 40, and the roller 53 is provided on a part surface of the support plate 40. Lora 53 is configured to be seated on the fixing pin seating port 53b by the low lattice pin 53a through the hole. This means that the support plate 40 is firmly fixed to the locking device body 60 and the opening door 20, but the Laura 53, the upper slide plate 51, and the lower slide plate 52 are the support plate 40 and the opening door ( It is a structure for making linear movement up and down between 20).

The latching bolt 61 is provided with the wing catching portion 51a and the wing catching load 52a which are bent in the direction of the latch bolt 61 at both ends of the upper slide plate 51 and the lower slide plate 52. It was configured to be located between the side of the slide and the blade wings (62).

The latch bolt 61 is located at the center of the lock body 60, and the latch bolt return spring 65 is positioned between the latch bolt 61 and the spring support 60b to always lock the latch bolt 61. It was pushed out of the apparatus main body 60.

The latch bolt 61 has a wedge-shaped latch bolt pusher 61c, which is a structure for pushing the latch bolt 61 back to meet the strike 30 during the closing rotation of the swing door 20. In addition, both sides of the latch bolt (61) is provided with a slide mounting portion (61b) so that the latch bolt blade engaging portion (62b) of the slide moving blade (62), the rear plate of the latch bolt (61) rotating plate (64) The rotating plate engaging portion 61a is provided so that the rotating plate blade 64a can be caught.

The slide blade 62 has a slide returning projection 62a in addition to the latch bolt blade engaging portion 62b, and is mounted on a portion of the upper slide plate 51 and the lower slide plate 52, and the upper slide plate 51 The lower slide plate 52 serves to collect and spread in the direction of the latch bolt 61. This will be described again with reference to FIG. 4 to describe in detail. The slide blade 62 is provided with a moving blade spring (63) to always recover in the direction of the support plate (40).

In addition, the rotation plate 64 is provided to control the operation of the latch bolt 61, the rotation plate 64 is caught by the rotation plate engaging portion (61a) of the latch bolt 61, when the rotation plate 64 rotates the latch bolt The rotating plate blade 64a which pulls back 61 is provided, and the rotating plate center hole 64b is provided in the center of the rotating plate 64, and is rotated by the core of the handle provided in the exterior of the swing door 20. As shown in FIG.

In general, the operation of the latch set is made by an external handle, which has a square pillar shape on a portion of the handle, and as the handle rotates, the rotating plate 64 rotates as the angle is rotated. Rotation of the rotary plate 64 eventually results in the latch bolt 61 being reversed, thereby opening the door 20 by opening the latch bolt 61 out of the strike 30.

In addition, the lock body 60 has a lock body cover (60a) in order to protect these components and to facilitate the operation of the lock body 60 is also fixed to the lock body 60 by a fixing bolt. .

Reference is made to FIG. 3 to describe an embodiment of the present invention based on the above configuration.

3 is a perspective view of a latch bolt 61 in the form of the present invention.

The operation of the latch bolt 61 is operated by a handle installed on the outside of the sliding door 20, the locking device body due to the closing door 20 is centered on the hinge installed on the door frame of the sliding door 20. The latch bolt slide portion 61c of the wedge-shaped latch bolt 61 protruding to the outside of the 60, ie protruding to the outer surface of the swing door 20, meets the strike 30, the latch bolt 61 Is pushed into the lock main body 60, and is located in the center of the strike 30 again and is inserted into the strike box 31 through the latch bolt insertion hole in the center of the strike 30 to return.

Both sides of the latch bolt 61 are provided with a latch bolt blade 61e protruding outward, and a slide mounting portion 61b is provided behind the latch bolt blade latch portion 62b of the slide blade 62. Is to be seated.

In addition, behind the slide mounting portion 61b, the slide return portion 61d protrudes in the same structure as the latch bolt blade 61e, so that the latch bolt wing portion of the slide moving blade 62 when the latch box 61 is returned. 62b) is assisted to return.

The configuration of the above is to describe the embodiment of Figure 4 attached below more preferably.

4 is a view illustrating a state in which the upper sliding plate 51 and the lower sliding plate 52 operate according to the present invention.

In the locking device of the swing door of the present invention, the support plate 40 is fixed to the outside of the lock body 60 firmly closed by the body cover 60a, and the support plate 40 and the lock body 60 are fixed. ), The upper slide plate 51 and the lower slide plate 52 are positioned between them. As described above, since the predetermined space is maintained between the support plate 40 and the locking device main body 60, the upper slide plate 51 and the lower slide plate 52 can move up and down.

The wing catching portion 51a and the wing catching load 52a formed in the direction of the latch bolt 61 of the upper slide plate 51 and the lower slide plate 52 which are operated up and down are the sliding blade 62 and the latch bolt ( Located between 61) is mounted on the slide moving blade (62). In addition, the slide blade 62 is always positioned in the direction of the support plate 40 by the blade blade (63).

When the core attached to the handle of the swinging door installed on the outside is inserted into the rotary plate core hole 64b and the rotary plate 64 rotates (64A in FIG. 4 in a rotated state), the rotary plate blade 64a of the latch bolt 61 The latch bolt 61 is retracted by being caught by the rotating plate engaging portion 61a (61A in FIG. 4).

At this time, the retracted latch bolt 61 is located in the strike box 31 and passes through the strike 30 so that the opening door 20 is opened. The structure of the swing door 20 opened in this way is also the same structure as the lock of the general swing door. However, in the present invention, two separate locking devices are separately located to increase the security of the swinging door 20.

In order to separate the roller 53, which is a separate locking device from the roller latch 32, the upper slide plate 51 and the lower slide plate 52 must be assembled in the direction of the latch bolt 61, for this purpose;

The latch bolt blade 61e of the retracted latch bolt 61 rotates the latch bolt blade engaging portion 62b of the slide movable blade 62, thereby causing the slide return projection 62a of the slide movable blade 62 to rotate. The latching bolt 51a and the wing clamping load 52a formed on one side of the slide moving blade 62 in the direction of the latch bolt 61 of the upper slide plate 51 and the lower slide plate 52 are latched bolts ( 61) (62A in FIG. 4 and 51A in FIG. 4 showing a state where the upper slide plate is lowered).

As a result, the latch bolt 61, the two rollers 53, the strike aid 30, the strike box 31, and the two lockers 32a, which are the locking aids installed on the door holder 10, are detached and the door is opened. (20) will be opened. In addition, this is also a structure for enabling the release of three locks in one operation.

Reference is made to FIG. 5 to describe the operating state of Laura, which is not shown in this figure.

5 is a view showing an operating state of the roller 53 according to the present invention.

Located on the back of the support plate 40 installed on the swinging door 20; The upper slide plate 51 having the rollers 53 rotates by the core, and the rotating plate 64 rotates. As a result, the latching bolt 61 retracts and the slide blade 62 rotates, thereby allowing the upper slide plate 51A to rotate. Will descend below this. In addition, the roller 53 is separated from the roller seating hole 32a of the roller latch 32 so that the door 20 fixed to the door holder 10 is opened.

This shows the upper slide plate 51 for convenience, but the same operation of the lower slide plate 52 is omitted in portions not shown.

An embodiment of the device for locking and opening the door by one operation as described above will be described in more detail.

A latch 30 for inserting the latch bolt 61 on one side of the door post 10 and a roller latch 32 in two places, and an upper slide plate 51 and a lower side which are movable up and down from the back of the support plate 4. With a slat plate 52,

When the latch bolt 61 is retracted by the strike 30, the upper slide plate 51 and the lower slide plate 52 are pulled by the sliding blades 62 of the latch bolt 61, so that the roller ( 53 is pulled up and down, and the latch bolt 61 is inserted into the strike box 31, so that the roller 53 attached to the upper slide plate 51 and the lower slide plate 52 has a lower latch 32. It is to be inserted into the three points of the swing door to provide a lock of the swing door, characterized in that to be locked to the strike 30 and the two latches (32) of the door jamb 10.

In addition, the rotating plate 64 is rotated by the rotation of the core inserted from the outside of the locking device of the swing door 20, thereby the latch bolt 61 is reversed, the slide movable blade 62 provided in the latch bolt 61. ) Is pulled toward the center of the upper slide plate 51 and the lower slide plate 52, the roller 53 provided on the upper slide plate 51 and the lower slide plate 52 is separated from the roller latch 32, The latch bolt 61 is also separated from the strike box 31 to provide a swing door lock, characterized in that the swing door 20 is opened.

Figure 4 is a view showing a state in which the upper sliding plate and the lower sliding plate operating in accordance with the present invention.

10: door holder, 20: swing door

30: Strike, 31: Strike Box, 32: Locker, 32a: Locker

40: support plate, 41: latch bolt moving hole

51: upper slide plate, 51a: wing locking injury, 51b: return seat

52: lower slide plate, 52a: wing locking load

53: Laura, 53a: Lorago pin, 53b: Push pin seat

60: lock body, 60a: lock body cover, 60b: spring bearing

61: latch bolt, 61a: rotation plate engaging portion, 61b: slide mounting portion

61c: latch bolt sliding portion, 61d: slide return portion, 61e: latch bolt wing

62: slide moving wing, 62a: slide return projection, 62b: latch bolt blade engaging portion

63: moving wing spring

64: rotating plate, 64a: rotating plate blade, 64b: rotating plate core hole

65: Latch Bolt Retract Spring

Claims

A latch 30 for inserting the latch bolt 61 on one side of the door post 10 and a roller latch 32 in two places, and an upper slide plate 51 and a lower side which are movable up and down from the back of the support plate 40. With a slat plate 52,

When the latch bolt 61 is retracted by the strike 30, the upper slide plate 51 and the lower slide plate 52 are pulled by the sliding blades 62 of the latch bolt 61, so that the roller ( 53 is pulled up and down, and the latch bolt 61 is inserted into the strike box 31, so that the roller 53 attached to the upper slide plate 51 and the lower slide plate 52 has a lower latch 32. Locking door of the swing door, characterized in that the three points of the swing door is locked to the strike 30 of the door jamb (10) and the two latch claws (32).

The method according to claim 1,

Rotating plate 64 is rotated by rotating the core inserted from the outside of the locking device of the swing door, and the latch bolt 61 is reversed, so that the slide blade 62 provided on the side of the latch bolt 61 is an upper slide. The rollers 53 provided on the upper slide plate 51 and the lower slide plate 52 are pulled toward the center of the plate 51 and the lower slide plate 52 to be separated from the roller latches 32, and the latch bolt 51 ) Swing door lock, characterized in that the swing door 20 is opened from the strike box (31).