KR20030027909A - Door lock operating up and down - Google Patents

Abstract

PURPOSE: A door lock moving up and down is provided, which opens a door with an iron stick in any shape when the door is locked. CONSTITUTION: A pinion gear block(11) comprises a block body(11a) and a four angle plug(27) and an elastic spring(21). The block body has a pinion gear(10) having a cylindrical screw hollow part(14) in the inside and rotating with a rack gear(2) of an external plate(1a) on the surface. Another side of the block body penetrates a projection hole(12) and is fixed by a snap ring(13). The four angle plug is inserted into a four angle hollow part(15) through the screw hollow part and is installed in the inside of a door opening part(24), and is inserted flexibly with a four angle groove(25) of a rotation part(25a). The elastic spring supports the four angle plug between the four angle plug and a bolt(22) screwed to the hollow part.

Description

Door lock operating up and down {Door lock operating up and down}

The present invention relates to a door lock (lock), in particular, as a key for visiting the inside of the house can be opened and closed only by moving the handle up and down, and the locking device is simply rotated to lock, and the key is opened by simply flipping on any metal rod. It is about door lock which is easy to lock and open.

In general, the lock is to be opened and closed by rotating the round handle or the handle bent in the U-shape to the left and right. In other words, the inner end side of the lock opening / closing rod is connected to the other end of the spring that has one end connected to the inside of the lock outer handle. The rod is buried in the lock and the door is opened. When the handle is released, the wand is automatically returned and pops out by the spring force's restoring force, so the door is closed.

However, in this case, when you lock in the room to prevent the lock from being opened outside the room for privacy, a separate safety device, that is, a lock must be installed. In other words, once the door was pulled in and closed, the door could not be opened by pressing the safety lock and rotating the handle outside.

In other words, a separate safety lock must be installed on the lock, and when it is opened outside the door, there must be a key for the lock.

The present invention provides a simple door lock (visit lock) that allows the user to simply lock and open the door in the house while simply flipping it to the side by inserting an iron rod of any type that can enter the keyway even if the door is locked by mistake. It will be described in detail with reference to the accompanying drawings as to provide as follows.

1 is a partially exploded perspective view of a door lock according to the present invention.

Figure 2 is an exploded perspective view of the other side of the door lock according to the present invention.

Explanation of symbols on the main parts of the drawings

A, B: Internal and external door lock block

1a: Outer plate 1b: Inner plate

2: rack gear 3: rectangular groove

4a, 4b, 4c: projecting bolt 4d: spring support rod

5a, 5b: through hole 6: nut ball

7a, 7b, 7c, 7d: Rectangular hole 8a, 8b: Hollow bar

8a ', 8b': Nut rod 9a, 9b: Bolt

10: Pinion Gear 11: Pinion Gear Block

11a: block body 12: protrusion hole

13: snap ring 14: screw hollow part

15: square hollow part 16: expansion coil spring

17a, 17b, 17c: T-shaped hole 18: locking pin

19a, 19b: Bolt 20: Protruding bolt

20a, 20b, 20c: Nut 21: Telescopic Spring

22: bolt 23: locking jaw

24: Inlet 25: Four-corner groove

25a: rotating part 26: locating pin

27: square bar 28: handle

29a: horizontal groove 29b: vertical groove

30: end 31: jaw

32: handle 33: keyway

34: constant position 35: flat part

36: round part

In the door lock composed of a pair of inside and outside door lock blocks (A) and (B) which are mutually coupled inside and outside the door symmetrically in a vertical direction with respect to the central door opening and closing part 24, the inner door lock block (A) The rectangular groove (3) having the rack gear (2) formed at the center of the inner side is dug up and down, and the protruding bolts (4a) (4b) (4c) and the spring support rod (4d) are fixed to be symmetrically in the vertical direction. And through bolts (9a) and (9b) through holes (5a) and (5b) through the spring support rods, and a nut hole (6) for fixing the handle is laid at the center of the protruding bolts (4b) and (c). An outer plate 1a configured to have a T-shaped hole 17a for penetrating the locking pin 18; Protruding bolts 4a, 4b, 4c and spring support rods 4d of the outer plate 1a correspond to the vertical holes 7a, 7b, 7c in the up and down direction, which can be vertically moved up and down. 7d) is installed, and the hollow rods 8a and 8b coincident with the through holes 5a and 5b of the outer plate 1a are integrally penetrated at the top and bottom of the center of the rectangular hole, and the pinion gear 10 at the center thereof. ) Is inserted into the pinion gear block 11 so as to be engaged with the rack gear 2 of the outer plate (1a) is formed with a projection hole 12 for fixing with a snap ring 13, the one side rectangular hole (7b) (7c) an outer plate (1b) configured to pass through the T-shaped hole (17b) for mounting the locking pin (18) on the outside; Protruding bolts 4a, 4b and 4c of the outer plate 1a are passed through the rectangular holes 7a, 7b and 7c of the inner plate 1b, and then a predetermined position 34 of the inner plate 1b. And the end of the spring 16 to the spring support rod 4d of the outer plate 1a and the protruding bolts 4a, 4b and 4c of the outer plate 1a Nuts (20a) (20b) (20c) screwed to the protruding bolts to rise and fall on the rectangular holes (7a) (7b) (7c) (7d) of the inner plate (1b); The nut rod 8a 'of the outer door lock block B inner plate 1b penetrating through the bolt through holes 5a and 5b of the outer plate 1a and inserted into the hollow rods 8a and 8b of the inner plate 1b. Bolts 19a and 19b coupled to 8b 'to fix the inner and outer door lock blocks A and B; A handle 32 coupled to the nut hole 6 at the center of the outer plate 1a by a protruding bolt 20 at the center of the inner surface thereof;

In the pinion gear block 11, one end of the pinion gear block 10 is formed on the inner surface of the cylindrical screw hollow portion 14, and the surface of the pinion gear block 10 is engaged with the rack gear 2 of the outer plate 1a. The block body (11a) and the block body formed of a quadruple hollow portion (15), the inner surface of which is penetrated through the protruding hole (12) protruding in the center of the inner plate (1b), and the inner surface thereof is fixed by the snap ring (13). (11a) is inserted into the other quadrilateral hollow portion 15 through the cylindrical thread hollow portion 14 on the pinion gear 10 side, and is mounted so as to be caught at the inlet of the quadrilateral hollow portion by a locking jaw 23 formed on the outer circumferential surface thereof. A quadrangular bar 27 which is mounted inside the door opening / closing part 24 and is inserted into the quadrilateral groove 25 of the rotating part 25a for outputting the tapping pin 26 by the rotation thereof; Consisting of the elastic spring (21) for holding the square rod between the rod and the bolt (22) screwed to the hollow portion (14);

The outer door lock (B) is a nut rod (8a ') (8b') is smaller in diameter than the hollow rod (8a) (8b) of the inner door lock block (A), the screw is formed in the hollow portion therein In addition, the handle is formed in the same shape as the inner door lock block (A) except that the key groove 33 is formed, the inner and outer door lock blocks (A) (B) are configured to be symmetrically coupled. .

The locking pin 18 has a rotary knob 28 at the outer end and the upper and lower surfaces thereof are formed by the flat portion 35 and the left and right surfaces are formed by the round portion 36 while the ends thereof are rounded. It is formed in a rod bent in a shape of a shape formed on the outer plate (1a) and the inner plate (1b) of the inner door lock block (A) and the inner plate (1b) of the outer door lock block (B) slightly smaller than the width of the round portion 36 It is inserted through the wide T-shaped holes 17a, 17b, 17c, and when lifted up and rotated, the flat part 35 wider than the vertical groove 29b is placed on the horizontal groove 29a of the T-shaped hole, and thus the outer plate 1a. Of the lock pin by inserting a metal rod through the key groove 33 formed to match the T-shaped holes 17a, 17b, 17c in the outer plate 1a of the outer door lock block B. Pressing the B-shaped end portion thereof rotates the flat part 35 so as to coincide with the longitudinal groove 29b so that the outer plate 1b is provided with its protruding bolt 4 a) (4b) (4c) and the spring support rod (4d) are comprised so that it may go up and down on the rectangular hole (7a) (7b) (7c) (7d) of the inner board (1b).

The opening / closing part 24 is a known type already used in the existing door lock, and the T-shaped end part 30 formed at the inner end of the tapping pin 26 supported by a return spring (not shown) therein is used. The pinion is composed of an l-shaped jaw 31 supporting both inner sides and a rotating portion 25a integrally formed with the jaw 31 and having a quadrilateral groove 25 on an inner side thereof. When the other end of the four-sided rod 27 is mounted on the gear block 11 and rotated by the operation of the pinion gear block mounted on the door lock block, the turning pin 26 is set out by the rotation. do.

In addition, the left and right jaws 31, the quadrilateral groove 25 and the rotating portion 25a constituting the opening and closing part 24 are also completely symmetrical to constitute the inner and outer door lock blocks (A) (B). Both pinion blocks 11 are configured to project the projecting pins 26 by either operation.

In order to mount the door lock according to the present invention configured as described above, the pinion gear block 11 is first inserted into the protruding hole 12 of the inner plate 1b and fixed so as not to fall out by the snap ring 13, and then the pinion gear of the block 10) Insert the quadrangular rod 27 through the screw hollow portion 14 on the inner side to the square hollow portion 15 on the outer side, and by the locking jaw 23 in the center of the quadrilateral rod, Insert the expansion spring (21) behind the square bar in the state that it can no longer escape from the inlet, and then screw the bolt 22 into the threaded hollow portion 14 of the pinion gear 10, then protruding bolt of the outer plate (1a) (4a) (4b) (4c) and the spring support rod (4d) is combined with the outer plate (1a) and inner plate (1b) so that the T-shaped holes (7a) (7b) (7c) (7d) of the inner plate (1b) is inserted Screw the protrusion bolts 4a, 4b, and 4c with nuts 20a, 20b, and 20c to the predetermined positions 34 of the inner plate 1b and the spring support rods 4d of the outer plate 1a. Both ends of the elastic spring (16) The fixing bolts 4a, 4b and 4c of the outer plate 1a are fixed to the rectangular holes 7a and 7b of the inner plate 1b in a state where the outer plate 1a and the inner plate 1b are fixed to each other. When the assembly of the inner and outer door lock blocks (A) and (B) is completed by allowing the vehicle to be operated up and down by pressing the outer plate 1b, the outer plate 1a is returned to its upper position by the spring 16 when the outer plate 1b is pressed and released. Since it is possible to operate the outer plate (1a) repeatedly up and down.

The inner end portion 30 of the projection pin 26 forming the projection portion centering on the projection portion 24 in which the inner and outer door lock blocks A and B are inserted at a predetermined position of the door is attached to the jaw 31. And the nut rod of the outer door lock block (B) while the quadrilateral groove (25) of the rotating part (25a) is supported by the square rod (27) mounted on the inner and outer door lock blocks (A) and (B). (8a ') (8b') is coupled so as to be inserted into the hollow bar (8a) (8b) of the inner door lock block (A) and then bolts (19a) through the through holes (5a) (5b) of the outer plate (1a) Insert (19b) to screw the nut rod (8a ') (8b') inserted into the hollow bar (8a) (8b), the head of the bolt (19a) (19b) penetrates the outer plate (1a) The bolts 19a and 19b are screwed into the inner plate 1b so as to completely leave the balls 5a and 5b so that the outer plate 1a does not interfere when the upper plate 1b moves up and down the inner plate 1b. In addition, the locking pin 18 is formed through the T-shaped holes 17a, 17b, and 17c formed in the inner and outer plates 1a and 1b of the inner door lock block A and the inner plate 1b of the outer door lock block B. After inserting, the inner and outer handles 32 are coupled to the nut holes 6 of the outer plate 1a by its protruding bolts 20, and the mounting of the door lock on the door is completed.

The door lock block (A) (B) of the present invention is a nut rod (8a ') (8b') and hollow bar (8a) fixed to the outer door lock block (A) (B) according to the thickness of the door to be mounted thereon 8b) can be combined to adjust its thickness, and then the bolts 19a and 19b can be tightened and fixed, as well as the quadrilateral hollow 15 and the opening / closing part 24 of the pinion gear block 11. The quadrilateral rod 27 mounted on both ends of the quadrilateral groove 25 is automatically adjusted by the elastic force of the spring 22 that supports it by the width adjusted according to the thickness of the door. It can be mounted on the door while arbitrarily adjusting the width of the block.

The door lock, which is operated only up and down, is mounted by holding the handle 32 and pressing down when operating, so that the protruding bolts 4a, 4b and 4c of the outer shell 1a and the spring supporting rods 4d and the inner plate 1b are operated. The rack gear 2 of the outer plate 1a moves the pinion gear 10 of the pinion gear block 11 of the inner plate 1b while vertically moving up and down by the rectangular holes 7a, 7b, 7c, and 7d. The pinion gear block 11 is rotated so that the main body 11a is rotated, and according to the rotation of the pinion gear block 11, the main rod 11 is mounted on its quadrilateral hollow portion 15. Rotating portion 25a of the appearance part 24 is rotated by the rotation of the quadrilateral groove 25 of the combined appearance part 24 so that the one-shaped jaw 31 of one side of the rotation part is the inner end of the appearance pin 26. Since the door 30 is opened and the door is closed again and the handle 32 is released, the pin is protruded by the return force of the spring to close the door.

At this time (Normal) is the N-shaped end portion of the locking pin 18 is lowered down and the flat portion 35 coincides with the T-shaped holes 17a, 17b, 17c, the narrow round portion 36 and T The lock pin 18 is not locked because it is placed in the vertical direction of the male hole. However, if the lock pin 18 is locked in the room so that the door cannot be opened from the outside, the handle 28 of the lock pin 18 is grasped and lifted up to the left or the right. When rotated, the flat part 35 of the locking pin wider than the longitudinal groove 29b in the horizontal groove 29a of the T-shaped hole is placed horizontally, so that it does not flow down to the vertical groove 29b by the rounded portion 36. Since the up and down of (1a) is suppressed, even if the inner handle 32 is held and pressed, the outer plate 1a does not go down the inner plate 1b and the lock remains locked.

In such a state, when the lock is to be opened from the outside, a randomly formed iron rod is inserted through the key groove 33 of the outer handle 32, and then the B-shaped end of the locking pin 18 is pressed to lock the lock 18. Since the flat part 35 coincides with the longitudinal groove 29b, the outer plate 1a can be lifted up and down so that the visit can be opened.

The door lock that is operated only up and down of the present invention as described above is operated only up and down, so it is easy to operate and easy to lock, but when it is opened, it is opened simply by pressing the lock pin with a randomly shaped iron bar without the need for a separate key. In addition, the door lock operated up and down according to the present invention can be mounted while adjusting the gap between the inner and outer door lock blocks (A) and (B) according to the door thickness when the door lock is mounted on the door. I will call it an invention.

Claims (3)

In the door lock composed of a pair of inside and outside door lock blocks (A) and (B) which are mutually coupled inside and outside the door symmetrically in a vertical direction with respect to the central door opening and closing part 24, the inner door lock block (A) The rectangular groove (3) having the rack gear (2) formed at the center of the inner side is dug up and down, and the protruding bolts (4a) (4b) (4c) and the spring support rod (4d) are fixed to be symmetrically in the vertical direction. And through bolts (9a) and (9b) through holes (5a) and (5b) through the spring support rods, and a nut hole (6) for fixing the handle is laid at the center of the protruding bolts (4b) and (c). An outer plate 1a configured to have a T-shaped hole 17a for penetrating the locking pin 18; Protruding bolts 4a, 4b, 4c and spring support rods 4d of the outer plate 1a correspond to the vertical holes 7a, 7b, 7c in the up and down direction, which can be vertically moved up and down. 7d) is installed, and the hollow rods 8a and 8b coincident with the through holes 5a and 5b of the outer plate 1a are integrally penetrated at the top and bottom of the center of the rectangular hole, and the pinion gear 10 at the center thereof. ) Is inserted into the pinion gear block 11 so as to engage with the rack gear 2 of the outer plate 1a, and a protruding hole 12 for fixing with the snap ring 13 is formed, and the one side rectangular hole 7b. (7c) an inner plate (1b) configured to pass through the T-shaped hole (17b) for mounting the locking pin (18) on the outside; Protruding bolts 4a, 4b and 4c of the outer plate 1a are passed through the rectangular holes 7a, 7b and 7c of the inner plate 1b, and then a predetermined position 34 of the inner plate 1b. And an end of the spring 16 to the spring supporting rod 4d of the outer plate 1a, and the protruding bolts 4a, 4b and 4c of the outer plate 1a Nuts (20a) (20b) (20c) screwed to the protruding bolts to rise and fall on the rectangular holes (7a) (7b) (7c) (7d) of the inner plate (1b); The nut rod 8a 'of the outer door lock block B inner plate 1b which penetrates through the bolt through holes 5a and 5b of the outer plate 1a and is inserted into the hollow rods 8a and 8b of the inner plate 1b. Bolts 19a and 19b coupled to 8b 'to fix the inner and outer door lock blocks A and B; Up and down door lock, characterized in that the outer plate (1a) consisting of a handle (32) coupled to the nut hole (6) in the center of the inner surface of the center bolt (20). 2. The pinion gear block (10) according to claim 1, wherein the pinion gear block (11) has one end thereof formed of a cylindrical screw hollow portion (14) and its surface is engaged with the rack gear (2) of the outer plate (1a). Is formed and the other end passes through the protruding hole 12 protruding in the center of the inner plate 1b, the circumference of which is fixed by the snap ring 13, and an inner surface thereof is formed of a quadrilateral hollow portion 15 and Through the cylindrical screw hollow portion 14 of the pinion gear 10 side of the block body 11a is inserted into the other quadrilateral hollow portion 15 of the block body 11a, the inlet of the quadrilateral hollow portion is formed by a catching jaw 23 formed on the outer circumferential surface thereof. Hexagonal bar (27) which is mounted so as to be hooked on the inner side of the door opening and closing part (24) and is inserted into the angular groove 25 of the rotating part (25a) to shed the pins 26 by the rotation thereof And, it is characterized by consisting of the elastic spring 21 for holding the hexagonal bar between the bolt 22 screwed to the hexagonal rod and the hollow 14 The door lock is operated up and down to a. According to claim 1, Locking pin 18 has a rotary knob 28 at the outer end and the upper and lower sides are formed in the flat portion 35 and the left and right sides are formed in the round portion 36 while the end is round The round part 36 is formed by a bar bent in a N-shape in a true direction and formed on an outer plate 1a and an inner plate 1b of the inner door lock block A and an inner plate 1b of an outer door lock block B. It is inserted through the T-shaped holes (17a) (17b) (17c) slightly wider than the width of the, and when lifted up to rotate the flat portion (35) wider than the vertical groove (29b) is placed on the horizontal groove (29a) of the T-shaped hole To control the vertical operation of the outer plate (1a) or insert a metal rod through the key groove 33 formed to match the T-shaped holes (17a) (17b) (17c) to the outer plate (1a) of the outer door lock block (B) When pressing the N-shaped end of the locking pin, its flat portion 35 is rotated to coincide with the longitudinal groove 29b so that the outer plate 1b protrudes from it. Up and down, characterized in that it is configured to ascend up and down by riding the rectangular holes (7a) (7b) (7c) (7d) of the inner plate (1b) by the four (4a) (4b) (4c) and the spring support rod (4d) Operated door lock.