KR101574788B1

KR101574788B1 - Sink with lock door

Info

Publication number: KR101574788B1
Application number: KR1020150102647A
Authority: KR
Inventors: 김인곤
Original assignee: 주식회사 카시모
Priority date: 2015-07-20
Filing date: 2015-07-20
Publication date: 2015-12-04

Abstract

The present invention relates to a sink with a lockable hinged door, capable of opening and closing first and second doors in a hinged way, and including a locking device in the first door. The locking device comprises: a push button installed on a side of a doorknob of the first door; a first operating gear installed on an inner surface of the first door to be rotatable, and rotating according to the push operation of the push button; a second operating gear placed in the bottom of the operating gear, and interlocked with the operating gear; a first latch having a front side hung on the second door, and placed in an upper part of the first operating gear to form a first screw thread interlocked with the first operating gear; and a second latch installed to be matched with the first latch, but having a front side hung on the second door, and placed in a lower part of the second operating gear to form a second screw thread interlocked with the second operating gear. When the push button is pushed, the first and second operating gears are rotated, and the rotation of the first and second operating gears makes the first and second latches slide in a first door direction to unlock the locking device. According to the present invention, as the locking device is unlocked when the push button is pushed, the door is switched into an openable state to control the opening of the door, and therefore, a blade inside the door is able to be stored safely from children who are not able to unlock the locking device.

Description

SINK WITH LOCK DOOR Sink with lockable door

[0001] The present invention relates to a sink having a lockable door, and more particularly, to a door provided with a button at a lower portion of a sink for opening the door, The present invention relates to a sink provided with a lockable door.

The sink is a typical example of kitchen furniture, and on the upper surface, there is a sink for washing dishes, and a cooking plate for cooking food is provided around the sink. In addition, a means for placing a gas stove or the like is provided on one side.

These sinks are arranged on one side wall of the kitchen, mainly divided into the lower part and the upper part. Among them, the lower part of the sink includes storage spaces for storing various kinds of fixtures including a kitchen utensil. The storage space is provided with a door, and the storage space is exposed by opening and closing the door.

A knife holder can be installed on the inner side of the door. When the door is opened, a knife is stored in the knife holder, or the stored knife is taken out. In this way, when the knife holder is provided on the inner side of the door, the knife can be conveniently stored and the storage space can be used properly.

In the above configuration, the knife is easily exposed by opening the door, and is placed in a state where it can be used by anyone. Accordingly, there arises a problem that a knife can be obtained by opening only a door to a child or the like.

In order to solve the above problem, a registration knife holder with a sink is disclosed in Korean Utility Model Registration No. 20-0316005.

The above-described technique includes at least one knife hole formed vertically through the upper plate of the knife holder so that the knife can be inserted upside down. A knife insertion hole extending from one side of each of the knife holes and having an elongated shape so that a knife of the knife can be inserted; And two engaging pieces extending downward from the knife hole and projecting in an arc shape inwardly in the horizontal direction of the knife hole so that a surface of the knob which abuts the blade is caught. That is, when the knife is inserted into the knife hole, the knife is rotated by the weight of the knife so as to be caught by the latch piece, so that the knife can not be easily drawn out by the child.

However, in the above-described construction, the knife and the blade are exposed in accordance with the opening of the door, a safety accident may be caused by the exposed blade, and the door itself can not be opened.

KR 20-0316005 Y1 2003. 05. 29.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the prior art, and it is an object of the present invention to provide a locking device for a door installed in a lower compartment of a sink, The door being provided with a lockable hinged door.

Another object of the present invention is to provide a sink having a lockable door that simplifies the structure of a locking device provided on a door, minimizes errors caused by driving, and improves durability.

According to an aspect of the present invention, there is provided a door comprising a lockable door according to the present invention, the door including a first door and a second door, the door being opened and closed in a hinged manner, A push button provided on one side of the handle of the first door; A first operating gear rotatably installed on an inner surface of the first door and rotating according to a depressing operation of the push button; A second actuating gear provided below the actuating gear and engaging with the actuating gear; A first latch which is located on one side of the first door to engage with the second door and which is located on the upper side of the first actuating gear and on which a first thread is formed to engage with the first actuating gear; And a second latch which is provided so as to correspond to the first latch and which is positioned so that one end of the first end is engaged with the second door and a second thread which is positioned below the second actuating gear is engaged with the second actuating gear, And the first actuating gear and the second actuating gear are rotated in response to the depression of the push button, and the first and second actuating gears are rotated according to the rotation of the first actuating gear and the second actuating gear, The door is slid in the direction of the one door so that the locking device is released.

Further, the handle is further provided with a latch which hinders the pressing operation of the push-button.

The push button includes a body; A rod extending from a central portion of the body and having a screw projection on an outer peripheral surface thereof; And a button spring inserted into the rod and elastically supporting the body, wherein the first actuating gear has a through hole through which the rod passes, And a screw groove formed in an inner circumferential edge of the through hole and guided by a screw projection formed on the rod.

According to the present invention, as the locking device is released by the depressing operation of the push button, the door can be opened so that the opening of the door can be interrupted, There is an advantage that it can be safely stored from a child who can not be released.

Further, since the door can be locked by being locked at the upper and lower ends of the inner side of the door, it is possible to prevent deterioration of the door due to external force, and durability can be improved by a simple structure.

1 is a perspective view of a sink having a lockable door according to the present invention;
2 is a rear perspective view of a lockable door in a sink with a lockable door according to the present invention.
3 is an exploded perspective view of a locking device in a sink with a lockable door according to the present invention;
4 is a side cross-sectional view of a lockable door in a sink with a lockable door according to the present invention.
FIGS. 5A and 5B are operational views of a lockable door in a sink with a lockable door according to the present invention; FIG.
6 is a perspective view of a handle having a latch in a sink with a lockable door according to the present invention;
7A and 7B are operational views of a latch installed on a handle in a sink having a lockable door according to 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 sink having a lockable door that is provided at a lower portion of a sink and has a button on a door to open the door, and a door is opened by unlocking the door by the operation of a button.

FIG. 1 is a perspective view of a sink with a lockable door according to the present invention, and FIG. 2 is a rear perspective view of a lockable door in a sink with a lockable door according to the present invention. FIG. 3 is an exploded perspective view of a locking device in a sink having a locking type door according to the present invention, and FIG. 4 is a side sectional view of a locking door in a sink with a locking type door according to the present invention .

1 to 3, a sink having a lockable door according to the present invention includes a sink 10 and a cooking plate 20 installed at an upper portion thereof, a first door 30, And a lower housing (1) formed of a housing part in which the second door (30) is provided in a hinged manner.

According to the design conditions, the upper surface 2 may be attached to the wall surface on the upper side of the lower surface 1.

The first door 30 and the second door 40 may be installed on the frame and rotated by the hinge 50. The first door 30 may be provided with a locking device 100. In the case of the present invention, the locking device 100 provided on the first door 30 is locked or unlocked in a state where the second door 40 is basically fixed to the frame through a latch or the like.

The locking device 100 is released by being pressed to be switched to a state in which the first door 30 and the second door 40 can be opened and the push button 110, the first operating gear 120 A second actuating gear 130, a first latch 140, and a second latch 150. The first latch 140,

The push button 110 is provided at one side of the handle 31 of the first door 30 and includes a body 111, a rod 112, and a button spring 113.

That is, the push button 110 is pushed into the push button 110, and when the push button 110 is removed, the button spring 110 returns to the initial state. At this time, the front end side body 111 of the push button 110 is configured to be exposed to the outside of the handle 31 and can be easily pressed.

The rod 112 extends from the center of the body 111 and has a screw projection 112a at the outer periphery thereof.

The first actuating gear 120 rotates the linear motion of the rod 112 into rotational motion and is rotatably installed on an inner surface of the first door 30 and presses the push button 110 And is configured to be rotatable according to an operation. The second actuating gear 130 is rotatably engaged with the first actuating gear 120 and is rotatably installed at a lower portion of the first actuating gear 120.

The first actuating gear 120 is provided with a through hole 121 through which the rod 112 penetrates and a screw projection 112a of the rod 112 is inserted into the inner circumference of the through hole 121, And a screw groove 121a guided by the screw groove 121a. A first gear 122 is provided on the outer periphery of the first actuating gear 120 and a second gear 122 meshing with the first gear 122 is provided on the outer periphery of the second actuating gear 130. 131 are provided.

According to the design conditions, the screw projections 112a and the screw grooves 121a may be formed on the opposite sides. For example, the screw protrusion 112a is formed on the inner circumference of the through hole 121 and the screw groove 121a is formed on the outer circumference of the rod 112, the same operation is performed.

The first latch 140 interrupts the opening of the first door 30 and the second door 40 by the latch and is disposed such that one end of the first latch 140 is engaged with the second door 40, A first screw thread 141 is formed to engage with the first gear 122 of the gear 120 and is configured to be slidable in accordance with the rotation of the first actuating gear 120. [

The first latch 140 is guided by a plurality of first brackets 147 provided on the inner surfaces of the first door 30 and the second door 40 to be movable in the left and right direction A first latch spring 142 for returning to the initial state according to the releasing operation of the first latch 140 is inserted into the first latch 140 between the first latching jaw 143 and the first bracket 147 Respectively.

Like the first latch 140, the second latch 150 interrupts the opening of the first door 30 and the second door 40 by a latch, and one end of the second door 150 is connected to the second door A second thread 151 is formed to engage with the second gear 131 of the second actuating gear 130 so as to be slidable in accordance with the rotation of the second actuating gear 130, .

The second latch 150 is guided by the plurality of second brackets 157 provided on the inner surfaces of the first door 30 and the second door 40 to be movable in the left and right direction And a second latch spring 152 for returning to an initial state according to the release operation of the second latch 150 is provided between the second latching jaw 153 and the second bracket 157 Respectively.

The operation of the locking device in the sink with the lockable door according to the present invention will now be described.

5A and 5B are operational views of a lockable door in a sink provided with a lockable door according to the present invention. In a state in which the second door 40 is fixed through a frame or the like, 5b, when a pressing force is applied to the push button 110 provided on the handle 31 of the first door 30, the rod 112 is inserted into the through hole (not shown) of the first operating gear 120 121, respectively. As a result, the screw projection 112a moves along the screw groove 121a, and the first actuating gear 120 rotates. The first actuating gear 120 and the second actuating gear 130 are also rotated by the rotation of the first actuating gear 120 and the first and second actuating gears 120 and 150 are rotated together. The first door 30 and the second door 40 are slid in the direction of the first door 30 by the rotation of the second actuating gear 130 so that the first door 30 and the second door 40 can be opened. When the pushing force of the push button 110 is removed, the first latch 140 and the second latch 140 are pressed by the button spring 113, the first latch spring 142 and the second latch spring 152, The latch 150 is slid toward the second door 40 and the push button 110 returns to the initial state and is locked.

According to the present invention, the door can be opened by switching the state of the door to the open state by releasing the locking portion by the depressing operation of the push button, so that the knife stored on the inner side of the door releases There is an advantage that it can be safely stored from a child who can not.

According to the above configuration, the locking device 100 is released by the operation of the push button 110 to switch the state in which the first door 30 and the second door 40 can be opened . The locking device 100 is further provided with a structure capable of interlocking the push button 110 so as to make it more difficult to release the locking device 100 to draw out the knife stored inside the first door 30 and the second door 40 A configuration may be required.

FIG. 6 is a perspective view of a handle provided with a latch in a sink provided with a lockable door according to the present invention. FIGS. 7a and 7b are views showing a latch installed in a handle of a sink having a lockable door according to the present invention. Fig.

6, the latch 160 is provided on the handle 31 to obstruct the operation of the push button 110 and includes a slider 161, a latch rod 162, and a latch spring 163).

The slider 161 protrudes from the outer side of the handle 31 and is configured to be slidable. A latch rod 162 for interrupting a pushing operation of the push button 110 is provided on the inner lower side of the slider 161 And is moved in the same direction in accordance with the sliding motion of the slider 161. [ At this time, the latch rod 162 is provided with a latch spring 163 for returning to the initial position according to the movement of the position.

At this time, a latch groove 165 into which the tip of the latch rod 162 is inserted is formed on a side surface of the push button 110.

In the state in which the latch rod 162 is retracted into the latch groove 165 of the push button 110 by the latch spring 163 elastically supporting the latch rod 162, The locking member 110 is locked.

At this time, when a force for sliding the slider 161 to the left is applied, the tip of the latch rod 162 is pulled out from the latch groove 165 and the push button 110 is in the pressed state (Fig. 7B) do.

With such a configuration, it is possible to provide the more secure door locking device 100 by allowing the first door 30 and the second door 40 to be opened by double release.

As described above, according to the present invention, when the lock device is released by the depressing operation of the push button, the door can be opened so that the opening of the door can be interrupted, There is an advantage that it can be safely stored from a child who can not release the portion. Further, since the door can be locked by being locked at the upper and lower ends of the inner side of the door, it is possible to prevent deterioration of the door due to external force, and durability can be improved by a simple structure.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

1: bottom 2: top
10: Sink 20: Cooking plate
30: first door 31: handle
40: second door 50: hinge
100: Locking device 110: Push-button
111: body 112: rod
112a: screw projection 113: button spring
120: first operating gear 121: through hole
121a: Screw groove 122: First gear
130: second operating gear 131: second gear
140: first latch 141: first thread
142: first latch spring 143: first latching jaw
147: first bracket
150: second latch 151: second thread
152: second latch spring 153: second latch jaw
157: second bracket
160: latch 161: slider
162: latch rod 163: latch spring
165: latch groove

Claims

The first door 30 and the second door 40 are opened and closed in a hinged manner and the locking device 100 is installed in the first door 30,
The locking device (100)
A push button 110 provided at one side of the handle 31 of the first door 30;
A first operating gear 120 rotatably installed on an inner surface of the first door 30 and rotating according to a depressing operation of the push button 110;
A second actuating gear 130 installed below the first actuating gear 120 and meshing with the first actuating gear 120;
And a first threaded portion 141 which is positioned on one side of the first door 40 so as to be hung on the second door 40 and which is positioned above the first actuating gear 120 and engages with the first actuating gear 120, A latch 140; And
The first operating gear 130 and the second operating gear 130 are disposed to correspond to the first latch 140 and one end of the first latch 140 is positioned to be engaged with the second door 40, A second latch 150 in which a second thread 151 engaging is formed;
Lt; / RTI >
When the push button 110 provided on the handle 31 of the first door 30 is pressed down while the second door 40 is fixed to the frame, The first actuating gear 120 and the second actuating gear 130 are rotated so that the first and second latches 140 and 150 are engaged with the first door 130, 30 so that the locking device 100 is released,
The button spring 113 provided on the push button 110, the first latch spring 142 provided on the first latch 140 and the second latch provided on the first latch 140, The push button 110 is returned to the initial state by the second latch spring 152 provided on the first door 150 and the first latch 140 and the second latch 150 are connected to the second door 40,
The first actuating gear 120 is provided with a through hole 121 through which the rod 112 passes and a screw screw 112a for guiding the screw projection 112a of the rod 112 is formed on the inner circumference of the through hole 121. [ A first gear 122 is provided on an outer circumference of the first actuating gear 120 and a second gear 122 is provided on an outer circumference of the second actuating gear 130. [ And a second gear (131) engaged with the second gear (131).

The method according to claim 1,
In the handle 31,
And a latch (160) that interrupts the pressing operation of the push button (110) is further provided.