KR200184327Y1 - Locking device for door - Google Patents

Abstract

The present invention relates to a swinging door lock of furniture, etc. In the prior art, it is composed of a locking piece, a locking lever, etc. In order to open and close the door, the user has to operate the locking lever directly, whereas the sliding door lock according to the present invention The first guide part and the first opening which are installed in the ceiling of the goods storage chamber and are installed in the transverse direction, the second guide part which is installed in the front-rear direction, and the casing having the second opening and the second opening, A first movable member having a first inclined surface which is installed to be movable and protrudes outwardly through the first opening and a protrusion formed at the opposite end thereof, and a first elastic member which elastically supports the first movable piece opposite to the first opening, It is installed to be moved back and forth a predetermined distance along the second guide portion, and protrudes forward through the second opening. A second moving piece having a long hole to which the second inclined surface and the pin are coupled to each other; a second elastic member supporting the second moving piece elastically; a first moving fixed to a swing door on one side and protruding outward of the first opening; Consists of a fixed piece having a locking jaw that can be caught at the end of the convenience, and allows the door to be opened and closed sequentially without operating the locking lever, etc., even if one side of the door is loose, without any gaps It has the effect of maintaining and is used for furniture with swing doors.

Description

Swing Door Locks

The present invention relates to a swing door lock that is installed in office furniture or home furniture having at least one pair of swing doors, and in particular, a swing door that not only enables the door to be closed sequentially but also maintains a firmly closed state. It is about a lock.

In general, at least one pair of swing doors is adopted for furniture such as cabinets for the purpose of convenient storage and removal of articles. In addition, it is common that a furniture in which a swing door is installed is provided with a locking device made of a latch lever to elastically hook the hook and the hook for the purpose of preventing the swing door from being opened too easily.

However, in the furniture having a swing door installed with such a conventional locking device, the user has to manually operate the locking lever or the like when locking or releasing the locking device. There are also problems such as gaps between doors due to defects that can easily weaken when used for long periods of time.

An object of the present invention is to provide a swing door lock that allows the user to open and close the door in sequence without operating the latching lever, etc. and to keep the door closed without gap even if the door on one side is loose. .

1 is a view showing the installation state of the swing door lock according to the present invention,

2 is a plan sectional view in a state where the door is closed;

Figure 3 is a cross-sectional view showing another example of the swing door lock according to the present invention,

4 is a plan sectional view of the first horizontal moving member,

5 is a plan view of the second horizontal member,

6 is a plan sectional view of the second guide unit;

7 is a plan view of the second moving piece.

Explanation of symbols on the main parts of the drawings

90: furniture 92, 93: swing door

94: storage space 96: ceiling

100: swinging door lock 105: screw

110: casing 112: screw coupling

114: first guide 116: first opening

118: second guide 120, 139a: pin

122, 139: pinhole 124: second opening

130: first movement 131, 141, 164: inclined surface

132, 143: insertion portion 133, 145: long hole

134: second transverse member 135: first transverse member

136: protrusion 137: guide groove

137a: third elastic member 138: step

140: second moving piece 150: first elastic member

152: second elastic member 160: fixed piece

162: jamming jaw

An object of the present invention is to install a furniture having a storage door and at least a pair of sliding doors for opening and closing the opening of the storage compartment in the swing door lock for enabling the door to be opened and closed sequentially, the ceiling of the storage compartment A first guide portion and a first opening installed in the transverse direction, a second guide portion having a pin hole in the front-rear direction, a casing having a second opening, a transverse movement along the first guide portion A first moving piece having a first inclined surface that can protrude outward through one opening and a protrusion formed at the opposite end thereof, a first elastic member for elastically supporting the first moving piece opposite to the first opening, and a second guide part. The second inclined surface is installed so as to be able to move back and forth a predetermined distance, and protrudes forward through the second opening and pushes the protrusion to the side according to the degree of advancement on one side of the casing. A second movable piece having a long hole to which the pin is coupled, a second elastic member elastically supporting the second movable piece, and a catch that can be caught on the end of the first movable piece fixed to the opening door on one side and protruding outward from the first opening. Achievement by a swing door lock characterized in that it comprises a fixing piece having a jaw.

The first moving piece is a first transverse member having a stepped portion and a pin hole through which the guide groove and the first elastic member are formed to a predetermined depth from the protrusion and the opposite side thereof, and inserted into the guide groove so that a predetermined distance can be moved. It is preferable to have a configuration in which a second transverse member having a long hole and a first inclined surface is allowed to penetrate the portion and the pin and define a moving distance.

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

1 is a view showing the installation state of the swing door lock according to the present invention, Figure 2 is a plan sectional view in a closed state, Figure 3 is a plan sectional view showing another example of a swing door lock according to the present invention.

1 to 3 shows a swing door lock 100 according to the present invention. As shown, the swing door lock 100 according to the present invention is provided with a casing 110 to allow the installation of the necessary parts therein. The casing 110 is a screw which is fixed to the inner ceiling 96 of a predetermined furniture 90 having at least one pair of swing doors 92 and 93 and an article receiving space 94 by screws 105 or the like. The coupler 112 is provided. As shown in the first half of the casing 110, the first guide portion 114 is formed in the transverse direction. The first opening 116 is formed at one side of the first guide part 114. In the right rear half of the casing 110, the second guide part 118 is installed in a direction perpendicular to the first guide part 114. The second guide portion 118 is formed with a pin hole 122 to which the pin 120 is fixed, and a second opening 124 is formed on the front surface thereof.

As can be seen in Figures 1 to 3, the first guide portion 114 is provided with a first moving piece 130 to enable a predetermined distance horizontal movement along the first guide portion 114. One end of the first moving piece 130 is formed with an inclined surface 131 that can protrude outwards through the first opening 114, and the opposite end is formed with a substantially circular protrusion 136. . The circular protrusions 136 may be formed in other forms, for example, inclined surfaces, and more preferably, may be provided with rollers or the like. This is because it only needs to be able to receive the action of the inclined surface 141 of the second moving piece 140 described later. The first elastic member 150 is provided between the first moving piece 130 and the first guide part 114, that is, the casing 110. The first elastic member 150 is for the first moving piece 130 to elastically apply a force in the right direction. The first moving piece 130 may be integrally configured as shown in FIG. 3, in which case the left door should be closed first and the right door should be closed. In some cases, the first moving piece may be divided and configured as shown in FIG. 2.

That is, the first transverse member including the protrusion 136 and the guide groove 137 formed to a predetermined depth from the opposite side thereof and the stepped portion 138 and the pin hole 139 to which the first elastic member 150 can be caught. An insertion part 132 inserted into the guide groove 137 and the guide groove 137 and a long hole 133 and a first inclined surface 131 which allow the penetration of the pin 139 to define the moving distance are allowed. What is necessary is just the structure provided with the 2 horizontal movement member 134, the pin 139a, and the 3rd elastic member 137a. In some cases, the guide groove, the insertion portion, the pin hole, the long hole, and the like may be formed by changing their positions.

As can be seen in Figures 1 to 3, the swing door lock 100 according to the present invention is provided with a second moving piece (140). The second moving piece 140 is installed to be movable back and forth a predetermined distance along the second guide part 118, and partially protrudes forward through the second opening 124. The protruding part is a part which is acted on by the right opening door 92. The second moving piece 140 has a second inclined surface 141 on one side of the casing 110 to push the protrusion 136 to the side according to the degree of advancement thereof. At the rear end, an insertion part 143 is inserted into the second guide part 118 to receive the guide, and the long hole 145 to which the pin 120 is coupled is elongated in the front-rear direction. A second elastic member 152 is disposed between the second moving piece 140 and the second guide part 118 to elastically support the second moving piece 140 forward.

As can be seen in Figure 1 swing door lock 100 according to the present invention is fixed to the swing door 93 on one side of the first movable piece 130 protruding outward through the first opening 116 It is provided with a fixing piece 160 of the substantially L-shape having a locking step 162 and the inclined surface 164 that can be caught on the end. 2, the inclined surface of the fixing piece 160 allows the inclined surface 131 of the second horizontal moving member 134 to be pushed inward when the left door is closed while the right door is closed in FIG. 2.

That is, when the right hinge door 92 is closed while the left door 93 is closed in the state shown in FIG. 1, the right door 92 protrudes toward the front of the second moving piece 140. Push into the casing 110, the force is stored in the second elastic member 152. Accordingly, the inclined surface 141 of the second moving piece 140 pushes the protrusion 136 of the first moving piece 130 to the left. Then, the first moving piece 130 moves to the left along the first guide part 114 and the inclined surface 131 of the left end thereof protrudes out of the casing 110 through the first opening 116 to fix the fixed piece ( It is fixed to the locking step 162 of 160. That is, the left door 92 is kept in a locked state and is firmly closed so that a gap does not occur.

If you want to open the swing doors 92 and 93, the right swing door 92 is opened first. Then, the second elastic member 152 pushes the second moving piece 140 so that the front end of the second moving piece 140 protrudes forward through the second opening 124. At the same time, the first elastic member 150 pushes the first moving piece 130 to the right. Accordingly, the first moving piece 130 moves to the right side, and the inclined surface 131 protruding outward from the first opening 116 enters the casing 110 and finally opens the left casement door 93. do.

4 is a plan cross-sectional view of the first horizontal moving member, and FIG. 5 is a plan view of the second horizontal moving member.

As can be seen in FIGS. 4 and 5, a protruding portion 136 is formed at one end of the first horizontal moving member 135, and a guide groove 137 having a predetermined depth is formed at the opposite end thereof. The pinhole 139 is formed in the direction substantially perpendicular to the guide groove 137. In addition, an inclined surface 131 is formed at one end of the second horizontal moving member 134, and an inserting portion 132 is formed at the opposite side thereof. The insertion portion 132 is a portion to be inserted into the guide groove 134, the long hole 133 is formed long to the left and right. The third elastic member 137a described above is elastically supported between the first horizontal moving member 135 and the second horizontal moving member 134 in the guide groove 137.

6 is a plan sectional view of the second guide, and FIG. 7 is a plan view of the second moving piece.

As shown in FIGS. 6 and 7, the second guide portion 118 has a pin hole 122 formed up and down, and the second moving piece 140 has an insertion portion 143 and an inclined surface having a long hole 145 formed therein. 141 is provided.

In the case of using the swing door locking device according to the present invention as described above, the user can open and close the swing door sequentially without operating the locking lever, etc., and even if the door on one side is loose, it can be kept closed without any gap. To make sure. In addition, the number of parts is small and its structure is relatively simple and easy to make.

Claims (2)

A swing door locking device installed in a furniture having a goods storage room and at least a pair of swing doors to open and close the opening of the goods storage room, the swing door locks being configured to sequentially open and close the door; A casing having a first guide portion and a first opening installed in the ceiling of the article storage chamber and installed in a transverse direction, a second guide portion having a pin hole and installed in a front-rear direction, and a second opening; A first movable piece having a first inclined surface which is installed to be transversely moved along the first guide and has a first inclined surface which can protrude outwardly through the first opening and opposite ends thereof; A first elastic member elastically supporting the first moving piece opposite to the first opening; It is installed to be moved back and forth a predetermined distance along the second guide portion and protrudes forward through the second opening, and one side of the casing has a long hole coupled with a second inclined surface for pushing the protrusion to the side according to the degree of advancement. A second moving piece; A second elastic member elastically supporting the second moving piece; Swinging door locks characterized in that it comprises a fixing piece fixed to the swinging door of the one side and having a locking jaw to be caught on the end of the first moving piece protruding outward of the first opening. According to claim 1, The first moving piece is a first lateral movement member comprising a guide groove formed to the predetermined depth from the projection and the opposite side and the stepped and pin hole that the first elastic member can take, the guide A swing door lock, characterized in that it comprises an insertion portion inserted into the groove so as to be movable a predetermined distance, and a second hole which allows the penetration of the pin and defines the moving distance and the second transverse member having the first inclined surface.