KR102096521B1 - Door lock assembly - Google Patents

Abstract

The present invention relates to a door lock assembly in which door spindles connecting a door lever are detachable to be replaced with lengths and shapes suitable for various door structures so as to ensure excellent versatility and locking and opening/closing operations of a door are done by using a single operation cam so as to simplify the structure and facilitate assembly. The door lock assembly mainly comprises a rotating body (110), a locking box (100), a driving spindle (200), a first handle part (300), and a second handle part (400).

Description

Door lock assembly

The present invention relates to a door lock assembly, and the door spindles connecting the door levers are detachably provided and can be replaced with lengths and shapes suitable for various door structures, so that the versatility is excellent, and the locking and opening and closing operations of the door are integrated with the operation cam. It relates to a door lock assembly made of a rotating body coupled to the simplification of the structure and easy assembly.

In general, a door lock is a mechanism that is installed on various doors to more easily induce a series of acts of manipulating whether to open or close the corresponding interior space at a home or factory site, etc., depending on the shape, thickness, and purpose of use of the door. The lever or locking structure of is used. In particular, the cup handle type can closely close the lever structure to the door, so even if it is installed in a place with many people's traffic, it does not interfere with pedestrians, so it is often used in open places such as hallways. Is being used.

However, since the general cup handle type door lever is not equipped with a locking function, a separate locking device is required in a place where security is required, which causes problems such as hassle of construction, damage due to additional processing of the door, and an increase in installation cost. there was.

Accordingly, in the registration number 10-0832354 disclosed in the related art, a worker locks a key bundle which is a locking device at the center of a rotating body fastened with a handle so as to lock and unlock a pair of cup handles installed on the door, thereby allowing the operator to open the door. Previously, a technology for a switchgear that simplifies a complicated work process of installing a cup handle and a locking device to reduce additional installation cost and component purchase cost has been pre-registered.

However, the prior art is difficult to apply when the operating bar is integrally formed with the door lever and the door thickness is thick or thin, and the applicable clasp box (locking box) is also limited to the form corresponding to the operating bar, so it can be applied to various door structures. There was an abolishment due to difficulty in utilization.

Accordingly, the present invention has been devised to solve the above-mentioned problems, and the door spindles connecting the door levers are detachably provided and can be replaced with lengths and shapes suitable for various door structures, thereby providing excellent versatility and locking the doors. An object of the present invention is to provide a door lock assembly in which the opening and closing operation is made of a rotating body integrally coupled with the operation cam to simplify the structure and simplify the assembly.

In order to achieve this object, the feature of the present invention, a square spindle hole 111 is penetrated in the center, the rotating body 110, the operating cam portion 113 is integrally provided on the outer circumferential surface, pressurized to the operating cam portion 113 The driving piece 120 which is linearly moved in the longitudinal direction, and the driven piece 130 that is bound to the driving piece 120 and pivots around the support shaft 131, and is engaged and locked by the driven piece 130 Locking box 100, which comprises a rocker 140, which is linearly moved in the direction and extruded by the elastic body 141, is formed as a square rod to be key-coupled to the spindle hole 111, and is fixed in the center. , The drive spindle 200 is provided with a flow-type keyhole 210 consisting of a reverse fan-shaped cam portion, a square shaft hole 311 is formed in the center to be keyed to one end of the drive spindle 200, the first lever 313 at the end Shaft arm 310 is provided, and the first arm (313) rotatably supporting the shaft arm (313) ), The first handle portion 300 composed of the first housing 320 in which the first buried groove 321 is formed, and the center of the drive spindle 200 to be keyed to the flowable keyhole 210 at the other end. In the plate-shaped key 411 is provided, the key box 410 is unlocked by the key to allow the turning operation, the second lever 413 is provided to be freely rotated at the end of the key box 410, and the key box It characterized in that it comprises a second handle portion 400 consisting of a second housing 420 in which the second buried groove 421 is formed to support 410 and to accommodate the second lever 413.

At this time, the driving spindle 200 is provided in a single size, and is characterized in that the driving spindles are cut and assembled based on the gap between the first and second handle units 300 and 400 by the door thickness.

In addition, the shaft arm 310 is formed with an extension arm 310a protruding in an inner direction compared to the first housing 320, and a square shaft hole 311 into which the drive spindle 200 is inserted extends from the shaft arm 310 An extended shaft hole portion 311a connected to the arm 310a is formed, and the driving spindle 200 is inserted into and supported by the extended shaft hole portion 311a so that the protruding length on the shaft arm 310 is stretched and adjusted. do.

In addition, an elastic body 213 is installed inside the square shaft hole 311 of the first handle part 300, and the driving spindle 200 is provided by the elastic body 213 to be supported toward the second handle 400 side. It is characterized by.

In addition, a connecting shaft 150 connecting the first and second housings 320 and 420 is provided, and the locking box 100 has a rotating shaft 110 so as to penetrate the connecting shaft 150 to each other in symmetrical positions. The first and second fastening holes 160a and 160b are formed at different intervals, and the first and second fastening holes 160a and 160b communicate with each other, and the locking jaws 160c fixing the position of the connecting shaft 150 therein It is characterized in that it is provided.

According to the above configuration and operation, the present invention is excellent in versatility because the door spindles are detachably provided and can be applied to various door shapes through replacement, and the rotating body of the locking box that delivers the rotational movement of the door spindles is operated. It is formed integrally with the cam structure, so that assembly is easily performed, thereby providing an effect of improving the convenience of maintenance.

1 is a block diagram showing the entire door lock assembly according to an embodiment of the present invention.
Figure 2 is a block diagram showing the operating structure of the rotating body and the operating cam of the door lock assembly according to an embodiment of the present invention.
3 to 4 is a block diagram showing the coupling structure of the door lock assembly according to another embodiment of the present invention.
Figure 5 is a block diagram showing a door lock assembly according to another embodiment with a locking jaw formed on the fastening hole of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention relates to a door lock assembly, wherein the door lock assembly is provided with detachable door spindles connecting the door levers, and can be replaced with lengths and shapes suitable for various door structures, thereby providing excellent versatility and locking and opening and closing of the door. The rotating body 110, the locking box 100, the driving spindle 200, the first handle part 300, and the second handle part 400 are constructed so that the structure is simplified and the assembly is easily performed using one operation cam. It consists of the main components including;

Locking box 100 according to the present invention is to be installed buried inside the door so that the locker 130 is exposed to one side of the door, the square spindle hole 111 is penetrated in the center, and the operation cam 113 is integrally formed on the outer circumferential surface. The rotating body 110 is provided, and the driving piece 120 which is pressurized to the operation cam part 113 and linearly moves in the longitudinal direction, and which is bound to the driving piece 120 and pivoted around the support shaft 131 It is made of a structure including a rocker 140 that is engaged with the copper piece 130 and the driven piece 130 and is linearly moved in the lateral direction and extruded by the elastic body 141.

1 to 2, the center of the rotating body 110 is connected to the driving spindles, which will be described later, and the rotational body is rotated by receiving rotational motion of the driving spindles around the rotating body 110. When the formed operation cam portion 113 is pivotally operated, the driving piece 120 in contact with the operation cam portion 113 is vertically linearly moved. When the driven piece 130 is coupled to one end of the driven piece 130 coupled to the supporting shaft 131 of the locking box 100 and the driving piece 120 is linearly moved in the longitudinal direction, the supporting shaft 131 When the driven piece 130 is pivotally operated as the center, the locker 140 elastically supported so that the other end of the driven piece 130 is elastically exerted by the elastic body 141 is pulled, and the door is opened and closed. .

At this time, as the operation cam portion 113 is integrally formed around the outer circumferential surface of the rotating body 110, the operation of inserting the rotating body and the operating cam at the correct position is performed at one time, so that quick assembly is possible, and damage is possible. Therefore, even when maintenance is required, it is possible to replace easily, improving work convenience.

In addition, the driving spindle 200 is formed of a square rod to be key-coupled to the spindle hole 111, and is provided with a flowable keyhole 210 composed of a positive and reverse fan cam in the center.

 As shown, the driving spindle 200 is disposed between the first handle part and the second handle part in a key-coupled state to the spindle hole 111, and the rotating body is formed with the spindle hole 111 according to the operation of each handle part ( 110) As it transmits rotational motion to operate, it has a square cross-sectional shape corresponding to the spindle hole 111, so that rotational movement of the door manipulation process can be transmitted without loss, and it can be freely separated by being fitted to each other. The drive spindle 200 can be replaced with a length suitable for the door thickness to ensure versatility.

At this time, the driving spindle 200 is provided in a single size, and the driving spindles are cut and assembled based on the distance between the first and second handle parts 300 and 400 according to the door thickness. That is, when the thickness of the door is thin in the construction process, the construction can be easily performed by cutting the drive spindle 200 to a suitable length according to the interval between the first and second handle units 300 and 400 without replacing the driving spindle 200. To this end, the driving spindle 200 is preferably made of an aluminum-based metal material that is easy to cut, while rigidity sufficient to transmit the door operation force is secured. It is also possible to do the groove processing.

In addition, the movable keyhole 210 composed of a forward and reverse fan-shaped cam portion in the center of the driving spindle 200 is for inserting a plate-shaped key on the key box side unlocked using a key, and a locking protrusion formed in the movable keyhole 210 While the (210a) is hung on the plate-shaped key that is inserted into the inside to enable the turning operation, a large insertion space is secured compared to the plate-shaped key, thereby improving the convenience of assembly, and when the key is rotated by the secured flow space, the key is rotated. Since the position of the insertion hole is placed in the vertical and horizontal direction, an effect of improving the user's operation convenience is provided.

On the other hand, the first handle unit 300 is formed with a shaft shaft 310 in the center so that one end of the driving spindle 200 is keyed on one side, and a shaft arm 310 provided with a first lever 313 at the end, and a shaft arm It is composed of a first housing 320 in which the first buried groove 321 is formed so as to support the 310 rotatably and to accommodate the first lever 313, and the second handle part 400 includes the driving spindle ( 200) A plate-shaped key 411 is provided at the center so as to be keyed to the flowable keyhole 210 at the other end, and the key box 410 and the key box 410, which are unlocked by the key, are allowed to turn. It is composed of a second housing 420 that is provided to be free to rotate and a second buried groove 421 to support the key box 410 and to accommodate the second lever 413.

The first and second handle parts 300 and 400 are coupled to each other with the locking box 100 inserted in the door therebetween, and when the shaft arm 310 or the key box 410 is operated using a lever or key. , Since the connected drive spindle 200 is rotated together in accordance with the operation to rotate the rotating body 110 provided in the locking box 100, the opening and closing operation is performed.

At this time, the shaft arm 310 is formed with an extension arm 310a protruding in an inner direction compared to the first housing 320, and the square shaft hole 311 into which the drive spindle 200 is inserted extends from the shaft arm 310 An extended shaft hole portion 311a connected to the arm 310a is formed, and the driving spindle 200 is inserted and supported in the extended shaft hole portion 311a so that the protruding length on the shaft arm 310 is elastically adjusted.

That is, in the case where the door thickness is thick, the drive spindle 200 inserted into the square shaft hole 311 is pulled out at a certain distance and inserted into the spindle hole 111 of the rotating body 110, even though it is extended in the extension arm 310a section. Since the support is spread over the shaft hole portion 311a, the rotational force can be smoothly transmitted without loss during rotation operation. On the contrary, when the door thickness is thin, the driving spindle 200 is pushed into the square shaft hole 311 to increase the door thickness. Since the length of the drive spindle 200 can be adjusted according to the size, it is possible to apply a single drive spindle 200 to the door of various thicknesses without additional processing such as replacement or cutting of the drive spindle.

In addition, the elastic body 213 is installed inside the square shaft hole 311 of the first handle part 300, and the driving spindle 200 is supported by the elastic body 213 to be supported on the second handle part 400 side. It is possible.

As shown in Figure 4 (a), the driving spindle 211 protrudes longer than the thickness of the door D, and the second handle unit 400 is assembled even when one end is exposed outside the door D. The driving spindle 200 in contact with the handle part 400 is pushed inward into the square shaft hole 311, and thus the gap is adjusted naturally as shown in FIG. 4 (b), so that the operator cuts or replaces the driving spindle 200 according to the door thickness. Or, even if the position is not arbitrarily adjusted, the assembly can be easily applied to the door of various thicknesses as it is assembled at the correct position, and the floating keyhole 210 of the driving spindle 200 is not embedded inside the door, but is assembled while exposed to the outside. Since this is achieved, in the process of assembling the door lock, the operation of inserting the plate-shaped key 411 on the side of the second handle unit 400 into the flow-type keyhole 210 is provided more easily.

On the other hand, the door lock assembly according to the present invention is provided with a connecting shaft 150 connecting the first and second housings 320 and 420, and the locking box 100 has a rotating body 110 through which the connecting shaft 150 penetrates. The first and second fastening holes 160a and 160b are formed at different intervals from each other at symmetrical positions, and the first and second fastening holes 160a and 160b are in communication with each other, and the connecting shaft 150 is positioned inside. A locking jaw (160c) for fixing the is provided.

The connecting shaft 150 is a connecting member that connects the first and second housings 320 and 420 of the door handles spaced apart from each other with a door interposed therebetween, and is fastened to the first and second housings 320 and 420, respectively, which are formed by screws at both ends. It can be applied by selecting the connection shaft 150 of the appropriate length according to the door thickness.

In addition, the first and second fastening holes 160a and 160b formed through the symmetrical positions of both sides of the locking box 100 so that the connecting shaft 150 passes may correspond to the first and second housings 320 and 420 to be coupled. It is formed at intervals, and as shown, a long hole or a plurality of perforations are formed in a connected form, so that the locking box 100 is connected without needing to be changed even when a large sized handle such as a lever type is assembled as well as a small sized cup handle. Since the assembly position of the shaft can be changed, the convenience of the construction process is improved, and the effect of being able to freely select and apply handles of various sizes is provided. In particular, the locking jaws 160c that fix the left and right movements of the connecting shaft 150 are provided. By processing, the fastening can be performed at an appropriate position according to a predetermined door handle gap.

100: locking box 110: rotating body
111: spindle hole 113: operating cam
200: drive spindle 300: first handle portion
400: second handle unit

Claims (5)

A rotating body 110 through which a square spindle hole 111 is penetrated in the center and an operation cam portion 113 is integrally provided on the outer circumferential surface;
A driving piece 120 which is pressed against the working cam part 113 and linearly moves in the longitudinal direction, and a driven piece 130 that is bound to the driving piece 120 and pivots around the support shaft 131, and a driven piece Locking box 100 is configured to include a locker 140 that is engaged by the fastening in the lateral direction and is linearly moved in the transverse direction by the elastic body 141, and extruded by the elastic body 141;
A driving spindle 200 formed of a square rod to be key-coupled to the spindle hole 111 and provided with a flowable keyhole 210 composed of a forward and reverse fan-shaped cam in the center;
A square shaft hole 311 is formed at the center so that the key is coupled to one end of the driving spindle 200, and the first shaft 313 is provided at the end, and the shaft arm 310 is rotatably supported and the first shaft shaft 310 is provided. A first handle part 300 composed of a first housing 320 in which a first buried groove 321 is formed to accommodate the lever 313;
At the other end of the driving spindle 200, a plate-shaped key 411 is provided at the center so as to be keyed to the floating keyhole 210, and the key box 410 and the key box 410, which are unlocked by the key, are allowed to rotate. 410) a second housing 420 provided with a second lever 413 provided to be freely rotated at an end, and a second buried groove 421 supporting the key box 410 and receiving the second lever 413 It is made, including; a second handle portion 400 consisting of;
A connecting shaft 150 connecting the first and second housings 320 and 420 is provided, and the locking box 100 has different distances from the symmetrical position around the rotating body 110 so that the connecting shaft 150 penetrates therethrough. The first and second fastening holes 160a and 160b are formed, and the first and second fastening holes 160a and 160b have a locking jaw 160c fixing the position of the connecting shaft 150 therein in communication with each other. Door lock assembly, characterized in that provided. According to claim 1,
The drive spindle 200 is provided in a single size, the door lock assembly, characterized in that the drive spindle is provided based on the gap between the first and second handle portions (300,400) by the thickness of the door to be cut and assembled. According to claim 1,
The shaft arm 310 is formed with an extension arm 310a protruding in an inner direction compared to the first housing 320, and a square shaft hole 311 into which the driving spindle 200 is inserted is an extension arm ( 310a) to form an extended shaft hole portion 311a, and the drive spindle 200 is inserted into and supported by the extended shaft hole portion 311a so that the protruding length on the shaft arm 310 is adjusted to expand and contract. Assembly. According to claim 3,
An elastic body 213 is installed inside the square shaft hole 311 of the first handle part 300, and the driving spindle 200 is supported by the elastic body 213 so as to be supported on the second handle 400 side. Door lock assembly. delete

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