KR100982438B1 - door lock having tubular typed lever - Google Patents

Abstract

The present invention is a tube provided in the door installed in the doorway to access a separate space provided in the home or office of the home, the tube lock door lock structure of the structure that can rotate the out lever freely even when the lock button of the door lock is pressed It is possible to rotate the out lever even when the lock button is pressed through the simple structure change of the tubular door lock.In particular, even if the out lever is operated even when the lock button is pressed, Since the operating force is not transmitted to the lock case at all, it is possible to prevent damage to the parts of the lock case, and it is possible to minimize the cost increase due to the design change by simply implementing without structural change of the lock case.

Tubera door lock

Description

Tuba door lock {door lock having tubular typed lever}

The present invention relates to a tubular door lock, and more specifically, an out lever is used in a state in which a lock button of a tubular door lock provided in a door installed at an entrance to access a separate space provided in a home or office of a home is pressed. It relates to a tube lock door lock structure that can be freely rotated.

In general, door locks are installed on doors installed to control an entrance of a separate space (room, bathroom) or an office separately provided in a home.

As described above, when the door lock installed in the indoor door rotates the inlevers or the out levers to one side, the latch bolt of the lock case is locked or unlocked from the bolt piece installed in the door frame, thereby allowing the door to be accessed.

On the other hand, the conventional door lock can restrict the access from the outside by regulating the operation of the latch bolt constituting the lock case by pressing the locking button located toward the inlevers for the purpose of restricting access.

In this case, when the latch bolt is kept locked, the operation of the out lever is stopped and the out lever is not rotated.

Therefore, the rotational force is excessively applied by the person who does not know the locked state, the rotational force applied to the out lever is transmitted to the lock case of the door lock by the principle of lever, which causes unnecessary overload on the lock case. It acts as a kind of stress, causing distortion and breakage between components, causing failures.

In addition, the locking case of the conventional lever-type tubular door lock that locks or unlocks the latch bolt of the tubular lock case by locking the lever to the latch bolt of the door frame from the clasp of the door frame has a complicated structure and thus requires a lot of labor. It requires a lot of difficulties to improve the productivity, as well as the production cost rises accordingly.

Accordingly, to solve these problems, the present invention is to provide a door lock because the tube is installed on the door, the outer lever can be rotated even when the lock button of the door lock is pressed and its structure is simple.

In addition, the present invention is operated separately from the lock case does not require a design change of the internal parts of the lock case, and when the lock button is pressed, the operating force of the out lever is not transmitted to the lock case at all, the parts of the lock case Another object of the present invention is to provide a door lock having a tube structure that can prevent breakage.

The present invention to achieve this object;

An in-loose bolt in which the inlevers are rotatably arranged, an out-loose bolt in which the out-levers are pivotally arranged, and a latching bolt which is provided between the in-rose bolt and the out-rose bolts and emerges toward the side edge of the door. It has a lock case and a tube through the shaft hole formed in the side of the lock case, both ends of the tube-door door lock comprising a shaft protruding to the center portion of the in-rose bolt and the out-rose bolt;

An end of the out lever is fixed to the inside of the outrose bolt and a locking plate having a connection hole formed at one side thereof is provided;

One end of the shaft is integrally coupled to the locking plate at a center thereof, and one side of the locking plate includes a rotating body in which a guide groove is formed in the front and rear directions;
The guide groove is provided with a fastening member so as to be movable in the front-rear direction. The fastening member has a protruding portion inserted into a connection hole formed on a surface of the locking plate at a front end portion of the body, and the rotating body is provided on a side of the body. The inclined jaw is formed to protrude to the side edge of the fastening member is inserted into the pressing state forward by the pressing spring;

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A through hole is formed at one side of the surface of the in-rose bolt, and a moving hole is formed at one side of the out-rose bolt, and the fitting hole is formed in the through hole and the moving hole in which an elastic engaging piece is formed in which an inclined protrusion is formed. A button is inserted;

A return spring for pressing the front end of the push button is fastened to the moving hole of the outward bolt;

When the push button is pressed, the inclined protrusion of the elastic locking piece is pressed by the inclined jaw of the fastening member to move into the fitting groove. When the inclined protrusion passes the inclined jaw, the push button is retracted by the return force of the return spring. The fastening member is reversed to provide a tubular door lock, characterized in that the protrusion of the fastening member is separated from the connection hole of the locking plate.

The present invention also provides

An in-loose bolt in which the inlevers are rotatably arranged, an out-loose bolt in which the out-levers are pivotally arranged, and a latching bolt which is provided between the in-rose bolt and the out-rose bolts and emerges toward the side edge of the door. It has a lock case and a tube through the shaft hole formed in the side of the lock case, both ends of the tube-door door lock comprising a shaft protruding to the center portion of the in-rose bolt and the out-rose bolt;

An end of the out lever is fixed to the inside of the outrose bolt and a locking plate having a connection hole formed at one side thereof is provided;

One end of the shaft is integrally coupled to the locking plate at a center thereof, and on one side thereof, a rotating body having a guide groove formed in a horizontal direction is provided;
The guide groove is provided with a fastening member to be movable in a horizontal direction, the fastening member is formed at the front end of the body is formed with a protrusion inserted into the connection hole formed on the surface of the locking plate and the side of the body the rotating body The inclined jaw is formed to protrude to the side edge of the fastening member is inserted into the pressing state in the front and horizontal direction by the pressing spring and the side spring;

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A through hole is formed at one side of the surface of the in-rose bolt, and a moving hole is formed at one side of the out-rose bolt, and a push button is inserted into the through hole and the moving hole to protrude inclined protrusions at one front side thereof;

A return spring for pressing the front end of the push button is fastened to the moving hole of the outward bolt;

When the push button is pressed, the inclined protrusion presses the inclined jaw of the fastening member, and the fastening member is horizontally moved to the center. When the inclined jaw of the fastening member crosses the inclined protrusion of the push button, the elasticity of the side spring is increased. When the fastening member is moved horizontally outward and the push button is retracted by the elasticity of the return spring, the fastening member is reversed and the protrusion of the fastening member is separated from the connection hole of the locking plate to provide.

According to the present invention, it is possible to rotate the out lever even when the lock button is pressed through a simple structure change of the tubular door lock, and in particular, even when the out lever is operated even when the lock button is pressed, Since the operating force is not transmitted to the lock case at all, there is an advantage to prevent damage to the parts of the lock case.

In addition, it is possible to minimize the cost increase due to the design change by simply implementing without structural change of the lock case.

Hereinafter, with reference to the accompanying drawings, the tubera door lock according to the present invention will be understood by the embodiments described in detail.

At this time, Figure 1 is a combined perspective view showing a tubera door lock according to the present invention, Figure 2 is an exploded perspective view of the tubera door lock according to the present invention, Figure 3 before pressing the lock button of the tubera door lock according to the present invention 4 is a cross-sectional view showing a state after pressing the lock button of the tubera door lock according to the present invention, Figure 5 shows a lock button of the tubera door lock according to another embodiment of the present invention. 6 is a cross-sectional view showing a state before the locking button of the tubera door lock according to Figure 5, Figure 7 is a cross-sectional view showing a state after pressing the lock button of the tubera door lock according to FIG.

First, according to Figures 1 to 4, the tubera door lock according to the invention is installed on one side of the door and the in-lever 10 is rotatably built in the in-bolt 20, and the other side of the door is installed on the out lever 30 is provided between the out-rose bolt 40 rotatably arranged and the in-bolt 20 and the out-bolt bolt 40, but latch bolt 110 to stand out toward the side edge of the door. The shaft penetrates the lock case 100 and the shaft hole 120 formed on the side surface of the lock case 100, and both ends thereof protrude to the center of the in-rose bolt 20 and the out-rose bolt 40. 15).

At this time, a through hole 22 is formed at one side of the surface of the in-rose bolt 20 so that the push button 50 is fitted, and the front end of the push button 50 is formed at one side of the out-rose bolt 40. It is inserted into the moving hole 42.

On the other hand, the push button 50 is made of a pin shape that can be moved back and forth, the front is inserted so that the elastic locking piece 55 is protruded to the side, the front end is formed with a locking projection 52, A fitting groove 54 is formed at the rear side of the locking jaw 52.

At this time, the elastic locking piece 55 is inserted into the fitting groove 54, the elastic locking piece 55 is formed with an inclined protrusion (55a) protruding inclined toward one side of the push button (50).

Therefore, when the physical pressure is applied to the inclined protrusion (55a) is moved to the inside of the fitting groove 54, when the physical pressure is released is returned to the original by the elastic one side of the push button 50 Protrudes.

And, the front end portion of the push button 50 is inserted into the moving hole 42 formed on one side of the outrose bolt 40, the user pushes the push button 50, the moving hole 42 The finishing piece 44 is fastened to the bolt 45 at the rear side of the moving hole 42 of the outward bolt 40 to prevent the departure from.

Therefore, when the push button 50 is retracted, the locking jaw 52 of the push button 50 is caught by the finishing piece 44 provided on the rear side of the moving hole 42, thereby preventing separation.

In addition, a return spring 46 for pressing the front end of the push button 50 is fastened to the movable hole 42.

Such a return spring 46 provides a restoring force for the push button 50 to automatically reverse.

On the other hand, the outer locking bolt 40 is provided with a rotating locking plate 60 in close contact with the rotation freely.

At this time, the locking plate 60 has an out lever fitting hole 62 is formed in the center, the connection hole 64 is formed on one side.

By this structure, the end 32 of the out lever 30 is inserted into the out lever fitting hole 62 so that the locking plate 60 also rotates together when the out lever 30 rotates.

On the other hand, the rotating body 70 is in close contact with the locking plate 60, the rotating body 70 has a shaft seat hole 72 is inserted into one end of the shaft 15 is formed in the center connecting pin 73 It is integrally coupled by), the guide groove 74a is formed in one side edge of the rotating body 70 in the front-rear direction.

The guide groove 74a has a structure in which the front and the outer portion are opened.

On the other hand, the guide groove (74a) is movable in the front-rear direction, but moving forward to connect the rotating body 70 and the locking plate 60, if moved to the rear, the rotating body 70 and the locking plate 60 The fastening member 80 to release the separation is inserted.

In addition, the fastening member 80 has a protrusion 82 inserted into a connection hole 64 formed at the front surface of the locking plate 60 at the front end of the body 81, and the The inclined jaw 84 protruding to the side edge of the rotating body 70 is formed on the side.

In particular, the inclined jaw 84 is formed to be inclined outward toward the front, and is in contact with the inclined protrusion (55a) of the elastic locking piece 55 is installed on the push button (50).

In this case, by adjusting the width of the inclined jaw 84, the rotation angle of the inlevers 10 can be adjusted. That is, when the width of the inclined jaw 84 is widened, the rotation angle of the inlevers 10 for releasing the locked state is increased, and when the width of the inclined jaw 84 is narrowed, the locked state is released. The rotation angle of the inlevers 10 for this purpose becomes small.

On the other hand, the inner side of the guide groove (74a) is fastened to the pressing spring 86 for pressing the fastening member 80 to the front. At this time, a spring seating groove 87 is formed at the rear end of the fastening member 80 so as to prevent the pressure spring 86 from being separated, so that one end of the pressure spring 86 is inserted and supported.

On the other hand, the end of the shaft 15 is fastened to the inlevers 10 arranged in the in-rose bolt 20. At this time, the end of the in lever 10 is rotatably mounted on the in-rose bolt 20, and thus the shaft 15 is rotated when the in lever 10 is rotated.

In this case, the shaft 15 is divided so as to penetrate the lock case 100 so that when one lever of the inlevers 10 or the out levers 30 is rotated, the other lever is not rotated. Since many configurations of the public knowledge are disclosed, all of them can be solved within the same technical principle, and thus a detailed description thereof will be omitted.

Hereinafter, the operating state of the tubera door lock according to the invention.

First, when the inverter 10 is rotated to one side as usual, the shaft 15 rotates, and the latch bolt 110 of the lock case 12 to which the shaft 15 is connected is at the side edge of the door. It can be reversed and opened.

On the other hand, when rotating the out lever 30 to one side, the locking plate 60 is also rotated together. At this time, since the protrusion 82 formed at the front end of the body 81 of the fastening member 80 is inserted into the connection hole 64 of the locking plate 60, the locking plate 60 is rotated at the time of rotation. The whole 70 is also rotated integrally.

Accordingly, the shaft 15 integrally coupled to the center of the rotating body 70 is also rotated to operate the lock case 100 to reverse the latch bolt 110 to open the door.

The following describes the operation process when the push button is pressed.

First, when the push button 50 protruding from one side of the in-rose bolt 20 is pressed, the push button 50 moves forward, and the elastic locking piece 55 fitted into the fitting groove 54 of the push button 50. ) Is in close contact with the inclined jaw 84 of the fastening member 80 to move to the inside of the fitting groove (54).

At this time, if the push button 50 continues to move forward, the elastic locking piece 55 is over the inclined jaw (84).

When the push button 50 is released in such a state, the push button 50 is reversed by the elasticity of the return spring 46, and the elastic locking piece 55 is fastened while the push button 50 moves backward. It is caught by the front of the inclined jaw 84 of the member 80, and back together.

In this case, the elastic force of the pressing spring 86 for pressing the fastening member 80 forward is relatively weak compared to the elasticity of the return spring 46, so that the fastening member 80 is reversed.

Therefore, when the fastening member 80 is reversed, the protrusion 82 formed at the front end of the fastening member 80 in the connecting hole 64 of the locking plate 60 is maintained in a separated state.

At this time, when the out lever 30 is rotated to one side, the locking plate 60 is also rotated together. However, since the protrusion 82 of the fastening member 80 is separated from the connecting hole 64 of the locking plate 60, the rotating body 70 does not rotate when the locking plate 60 is rotated. Since the shaft 15 integrally coupled to the center of the rotating body 70 also does not rotate, the lock case 100 also becomes inoperative.

When the inverter 10 is rotated to one side in such a state, the shaft 15 rotates, and the latch bolt 110 of the lock case 100 to which the shaft 15 is directly connected is moved backward from the side edge of the door. The door can be opened.

On the other hand, when the in lever 10 is rotated while the shaft 15 is rotated, the rotating body 70 is also rotated, in this case the fastening member mounted to the guide groove (74a) of the rotating body (70) 80) will also move laterally. At this time, as the fastening member 80 moves laterally, the elastic locking piece 55a is separated from the inclined jaw 84 of the fastening member 80.

In this case, as the elastic locking piece 55a is separated, the push button 50 is reversed by the return spring 46 which presses the front end of the push button 50, and the fastening member 80 is the return spring ( 46) try to move forward.

In such a state, when the inlevers 10 are returned to their original positions, when the rotating body 70 also moves to its original position, the fastening member 80 pressed by the return spring 46 moves forward and the fastening member ( The front protrusion 82 of the 80 is inserted into the connecting hole 64 of the locking plate 60.

After the locking state is released in this way, the out lever 30 can be rotated so that the latch bolt 110 of the lock case 100 can be operated.

5 to 7 are views showing another embodiment of the tubera door lock according to the present invention. In this case, detailed description of the same components as the above embodiments will be omitted in order to avoid duplication.

According to this, the push button 50 is inclined protrusion 51 protrudes in front, the rotating body 70 is in close contact with the locking plate 60 shaft seat hole in which one end of the shaft 15 is inserted in the center 72 is formed to be integrally coupled by a connecting pin 73, the guide groove (74b) is formed in the horizontal direction on one side edge of the rotating body (70).

The guide groove 74b has a structure in which the front and the outer portion are opened.

On the other hand, the guide groove (74b) is movable in the horizontal direction, but if the horizontal movement to the outside connecting the rotating body 70 and the locking plate 60, and horizontally moving to the center of the rotating body 70 and the locking plate ( Fastening member 80 for separating and disengaging 60 is inserted.

At this time, the fastening member 80 is formed at the front end of the body 81, a protrusion 82 is inserted into the connection hole 64 formed on the surface of the locking plate 60, the body 81 of the The inclined jaw 84 protruding to the side edge of the rotating body 70 is formed on the side.

In particular, the inclined jaw 84 is formed to be inclined outward toward the front, and is located in front of the inclined protrusion 51 of the push button 50.

On the other hand, the inner side of the guide groove (74b) is provided with a pressing spring 86 for pressing the fastening member 80 to the front, the inner center of the guide groove (74b) in the rim direction of the fastening member (80) The side spring 89 to pressurize is provided.

By pressing the push button 50 protruding on one side of the in-rose bolt 20 by such a structure, the push button 50 moves forward, and the inclined protrusion 51 of the push button 50 is fastened to the fastening member ( The inclined jaw 84 of the 80 is pushed forward, and when the push button 50 is moved forward, the inclined jaw 84 of the fastening member 80 is the inclined protrusion of the push button 50. 51 is moved horizontally to the center in order to ride over the side spring (89) when the inclined jaw 84 of the fastening member 80 over the inclined protrusion 51 of the push button 50 in such a state By the elasticity of the fastening member 80 is moved horizontally outward.

When the push button 50 is released, the push button 50 moves backward by the elasticity of the return spring 46. While the push button 50 moves backward, the inclined protrusion 51 of the push button 50 is reversed. ) Is fastened to the front of the inclined jaw 84 of the fastening member 80 to move together.

Therefore, when the fastening member 80 is reversed, the protrusion 82 formed at the front end of the fastening member 80 in the connecting hole 64 of the locking plate 60 is maintained in a separated state.

On the other hand, when the rotating body 70 is rotated by the operation of the in lever 10, the fastening member 80 mounted in the horizontal guide groove 74b of the rotating body 70 also moves laterally. Done. At this time, the inclined protrusion 51 of the push button 50 is separated from the inclined jaw 84 of the fastening member 80 while the fastening member 80 moves laterally.

In this case, as the inclined protrusion 51 is separated, the push button 50 is reversed by the return spring 46 which presses the front end of the push button 50, and the fastening member 80 is pressurized spring 86. Advance by).

Then, the rotating body 70 is moved to its original position, and the front end protrusion 82 of the fastening member 80 is connected to the locking plate 60 while the fastening member 80 pushed by the return spring 46 is advanced. It is inserted into the ball 64.

As described above, embodiments of the present invention have been described in detail, but the scope of the present invention is not limited thereto, and the scope of the present invention extends to the range substantially equivalent to the embodiments of the present invention.

1 is a combined perspective view showing a tubera door lock according to the present invention,

Figure 2 is an exploded perspective view of the tubera door lock according to the present invention,

3 is a cross-sectional view showing a state before pressing the lock button of the tube lock door lock according to the present invention,

Figure 4 is a cross-sectional view showing a state after pressing the lock button of the tube lock door lock according to the present invention,

5 is a view showing a locking button of the tubera door lock according to another embodiment of the present invention,

6 is a cross-sectional view showing a state before pressing the lock button of the tube lock according to Figure 5,

7 is a cross-sectional view showing a state after pressing the lock button of the tubera door lock according to FIG.

*** Explanation of symbols for main parts of drawing ***

10: inlevers 15: shaft

20: In-rose bolt 30: Out lever

40: Outward bolt 46: Return spring

50: pushbutton 60: locking plate

70: rotating body 80: fastening member

84: pressure spring 100: lock case

Claims (4)

In-rose bolt 20 in which the inlevers 10 are pivotally constructed, Out-loose bolt 40 in which the out-lever 30 is pivotally constructed, The in-rose bolt 20 and the out-bolt bolt ( 40 is provided between the lock case 100 having a latch bolt 110 to protrude toward the side edge of the door, and through the shaft hole 120 formed on the side of the lock case 100, both ends thereof In the tube door lock consisting of a shaft (15) protruding to the center portion of the in-rose bolt 20 and the out-rose bolt (40); An end of the out lever 30 is fixed to the inside of the outward bolt 40 and a locking plate 60 having a connection hole 64 is formed at one side thereof; One end of the shaft 15 is integrally coupled to the locking plate 60 and a rotating body 70 is formed at one side thereof with guide grooves 74a formed in the front and rear directions; The guide groove (74a) is provided with a fastening member 80 to move in the front and rear direction, the fastening member 80 is a connection hole formed on the front surface of the locking plate 60 in the front end of the body 81 Protruding portion 82 is formed to be inserted into the 64 is formed on the side of the body 81 is formed by the inclined jaw 84 protruding to the side edge of the rotating body 70, the fastening member 80 Is inserted into the state pushed forward by the pressure spring 86; A through hole 22 is formed at one side of the surface of the in-rose bolt 20, and a moving hole 42 is formed at one side of the out-rose bolt 40. The through hole 22 and the moving hole 42 are formed. The push button 50 is formed is inserted into the fitting groove 54 is inserted into which the elastic engaging piece 55 is formed in which the inclined protrusion (55a) is formed; A return spring 46 for pressing the front end of the push button 50 is fastened to the moving hole 42 of the outward bolt 40; When the push button 50 is pressed, the inclined protrusion part 55a of the elastic locking piece 55 is pressed against the inclined jaw 84 of the fastening member 80 to move into the fitting groove 54 to the inclined protrusion part. When the 55a passes the inclined jaw 84, the push button is retracted by the return force of the return spring 46, and the fastening member 80 is retracted so that the protrusion 82 of the fastening member 80 is locked. Tubera door lock, characterized in that separated from the connecting hole 64 of the plate (60). In-rose bolt 20 in which the inlevers 10 are pivotally constructed, Out-loose bolt 40 in which the out-lever 30 is pivotally constructed, The in-rose bolt 20 and the out-bolt bolt ( 40 is provided between the lock case 100 having a latch bolt 110 to protrude toward the side edge of the door, and through the shaft hole 120 formed on the side of the lock case 100, both ends thereof In the tube door lock consisting of a shaft (15) protruding to the center portion of the in-rose bolt 20 and the out-rose bolt (40); An end of the out lever 30 is fixed to the inside of the outward bolt 40 and a locking plate 60 having a connection hole 64 is formed at one side thereof; One end portion of the shaft 15 is integrally coupled to the locking plate 60 and a rotating body 70 having a guide groove 74b formed in a horizontal direction on one side thereof; The guide groove 74b is provided with a fastening member 80 to be movable in a horizontal direction, and the fastening member 80 is formed at the front end of the body 81 at a connection hole formed on the surface of the locking plate 60. Protruding portion 82 is formed to be inserted into the 64 is formed on the side of the body 81 is formed by the inclined jaw 84 protruding to the side edge of the rotating body 70, the fastening member 80 Is pressed by the pressing spring 86 and the side spring 89 in the forward and horizontal directions; A through hole 22 is formed at one side of the surface of the in-rose bolt 20, and a moving hole 42 is formed at one side of the out-rose bolt 40. The through hole 22 and the moving hole 42 are formed. The push button 50 is inserted into the inclined protrusion 51 is formed protruding on one side of the front; A return spring 46 for pressing the front end of the push button 50 is fastened to the moving hole 42 of the outward bolt 40; When the push button 50 is pressed, the inclined protrusion 51 presses the inclined jaw 84 of the fastening member 80 so that the fastening member 80 is horizontally moved to the center of the fastening member 80. When the inclined jaw 84 passes over the inclined protrusion 51 of the push button 50, the fastening member 80 is horizontally moved outward by the elasticity of the side spring 89 and the push button 50 is returned. When the spring 46 is reversed by the elasticity of the fastening member 80 is reversed, characterized in that the protrusion 82 of the fastening member 80 is separated from the connecting hole 64 of the locking plate 60 Tubera door lock. The method according to claim 1 or 2, The front end of the push button 50 is further formed with a locking jaw 52 is inserted into the moving hole 42 of the outward bolt 40, the rear of the moving hole 42 of the outrose bolt 40 Tubera door lock, characterized in that the closing piece 44 to prevent the separation of the locking step 52 of the push button 50 is fastened with a bolt (45). The method according to claim 1 or 2, The rear end of the fastening member 80, the spring seating groove (87) is formed, characterized in that one end of the pressing spring 86 is inserted and supported by the tubera door lock.

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